Tag Archives: metal machine

China best 16/19mm Metal Manual Family Light Type Drilling Machine (ZQ4116/ZQ4119) near me supplier

Product Description

COMPANY PROFILE

HangZhou West Lake Drilling Machine Co ., Ltd . is the largest manufacturer of drilling presses , milling / drilling machines and tapping machines in China , which was established 50 years ago and has been always on the top of quality , production and varieties in the field of bench drills in China .
With brand ” Westlake “, our products have been served for international market since 1956. You may find them widely used in different fields around the country and more than 60 countries / areas worldwide at present . Westlake is 1 of the most famous trademark among China machine and electric products for exportation , enjoying a high reputation by all customers both domestically and overseas .
Equipped with a R & D center , Metrology and test center , we have advanced product and test equipment such as CNC , CZPT Machine Tool , Coordinate Measuring Machine and laser interferometer etc . Our company is experienced and strong in product design and manufacture , in constant pursue of advanced technology and continuous development of CNC . Currently we are supplying 3 series of Westlake drilling machines , Westlake Precision Machine and Westlake compact – sized CNC with more than 1 hundred types of products .
we obtained ISO9002QA and ISO9001:2000 certification as early as 1996 and 2002 respectively . Our products have obtained Germany GS and Europe CE certification as well .

Product Description

Main Features:
1. 16mm/19mm professtional light type drill press.
2. Belt driving,low noise.
3. Precision spindle bearing – long life and high accuracy.
4. The belt will skid when the machine is over load.
5. Mainly use in repair area and family.

Technical Data:

Max.drilling capacity	16mm/19mm
Diameter of column	70mm
Spindle travel	85mm
Distance spindle axis to column surface	180mm
Max. distance spindle nose to worktable	MT.2:432mm(B18:400mm)
Max. distance spindle nose to base	MT.2:592mm(B18:560mm)
Spindle taper	MT2 or B18
Spindle speeds range	400-2420 or 270-2880rpm
Spindle speeds	5 or 12
Diamension of worktable surface	240×240mm or Φ300mm
Diamension of base worktable surface	220×220mm
Overall height	956mm
Motor	370w/550w
G.W./N.W.	66/63.5kgs
Ship measurement	92×52×28cm

The picture:

FAQ:

1.Question : Are you a factory or trading company ?
Answer: We are an SGS recognized OEM / ODM manufacturer factory with export license. we have an experienced team made up of “A” player who have a passion for doing something great to create more value for customers world-wide.

2. Question : Why choose cooperate with us ?
Answer :
–Reliable Quality and All components from world leading suppliers ;
–Cost-effective export infrastructure and total supply chain management ;

3. Question : Where is your factory located ? How can I visit there ?
Answer: With an ISO90001 certified factory located in HangZhou city, ZHangZhoug Province, China . It takes about 1 hours from ZheJiang by high speed train. Warmly welcome clients to visit us .

4. Question : Can you do OEM ?
Answer : Yes, we have the ability to do OEM / ODM to meet clients’ requirements.

5. Question : How does your factory do regarding quality control ?
Answer: Reliable Quality is our dignity and we do quality checking carefully such as Incoming Quality Control, In Process Quality Control, Outgoing Quality Control , Environment Control, Product Traceabitity System , Internal Audits & Calibration, Equipment Control & Maintenance, Control of Non-Conforming Materials and etc.

Welcome to visit our company website (http://wl-mach /)to send enquiry to us so you would get the best factory direct price,it is only for you !

Applications of Spline Couplings

A spline coupling is a highly effective means of connecting 2 or more components. These types of couplings are very efficient, as they combine linear motion with rotation, and their efficiency makes them a desirable choice in numerous applications. Read on to learn more about the main characteristics and applications of spline couplings. You will also be able to determine the predicted operation and wear. You can easily design your own couplings by following the steps outlined below.
splineshaft

Optimal design

The spline coupling plays an important role in transmitting torque. It consists of a hub and a shaft with splines that are in surface contact without relative motion. Because they are connected, their angular velocity is the same. The splines can be designed with any profile that minimizes friction. Because they are in contact with each other, the load is not evenly distributed, concentrating on a small area, which can deform the hub surface.
Optimal spline coupling design takes into account several factors, including weight, material characteristics, and performance requirements. In the aeronautics industry, weight is an important design factor. S.A.E. and ANSI tables do not account for weight when calculating the performance requirements of spline couplings. Another critical factor is space. Spline couplings may need to fit in tight spaces, or they may be subject to other configuration constraints.
Optimal design of spline couplers may be characterized by an odd number of teeth. However, this is not always the case. If the external spline’s outer diameter exceeds a certain threshold, the optimal spline coupling model may not be an optimal choice for this application. To optimize a spline coupling for a specific application, the user may need to consider the sizing method that is most appropriate for their application.
Once a design is generated, the next step is to test the resulting spline coupling. The system must check for any design constraints and validate that it can be produced using modern manufacturing techniques. The resulting spline coupling model is then exported to an optimisation tool for further analysis. The method enables a designer to easily manipulate the design of a spline coupling and reduce its weight.
The spline coupling model 20 includes the major structural features of a spline coupling. A product model software program 10 stores default values for each of the spline coupling’s specifications. The resulting spline model is then calculated in accordance with the algorithm used in the present invention. The software allows the designer to enter the spline coupling’s radii, thickness, and orientation.
splineshaft

Characteristics

An important aspect of aero-engine splines is the load distribution among the teeth. The researchers have performed experimental tests and have analyzed the effect of lubrication conditions on the coupling behavior. Then, they devised a theoretical model using a Ruiz parameter to simulate the actual working conditions of spline couplings. This model explains the wear damage caused by the spline couplings by considering the influence of friction, misalignment, and other conditions that are relevant to the splines’ performance.
In order to design a spline coupling, the user first inputs the design criteria for sizing load carrying sections, including the external spline 40 of the spline coupling model 30. Then, the user specifies torque margin performance requirement specifications, such as the yield limit, plastic buckling, and creep buckling. The software program then automatically calculates the size and configuration of the load carrying sections and the shaft. These specifications are then entered into the model software program 10 as specification values.
Various spline coupling configuration specifications are input on the GUI screen 80. The software program 10 then generates a spline coupling model by storing default values for the various specifications. The user then can manipulate the spline coupling model by modifying its various specifications. The final result will be a computer-aided design that enables designers to optimize spline couplings based on their performance and design specifications.
The spline coupling model software program continually evaluates the validity of spline coupling models for a particular application. For example, if a user enters a data value signal corresponding to a parameter signal, the software compares the value of the signal entered to the corresponding value in the knowledge base. If the values are outside the specifications, a warning message is displayed. Once this comparison is completed, the spline coupling model software program outputs a report with the results.
Various spline coupling design factors include weight, material properties, and performance requirements. Weight is 1 of the most important design factors, particularly in the aeronautics field. ANSI and S.A.E. tables do not consider these factors when calculating the load characteristics of spline couplings. Other design requirements may also restrict the configuration of a spline coupling.

Applications

Spline couplings are a type of mechanical joint that connects 2 rotating shafts. Its 2 parts engage teeth that transfer load. Although splines are commonly over-dimensioned, they are still prone to fatigue and static behavior. These properties also make them prone to wear and tear. Therefore, proper design and selection are vital to minimize wear and tear on splines. There are many applications of spline couplings.
A key design is based on the size of the shaft being joined. This allows for the proper spacing of the keys. A novel method of hobbing allows for the formation of tapered bases without interference, and the root of the keys is concentric with the axis. These features enable for high production rates. Various applications of spline couplings can be found in various industries. To learn more, read on.
FE based methodology can predict the wear rate of spline couplings by including the evolution of the coefficient of friction. This method can predict fretting wear from simple round-on-flat geometry, and has been calibrated with experimental data. The predicted wear rate is reasonable compared to the experimental data. Friction evolution in spline couplings depends on the spline geometry. It is also crucial to consider the lubrication condition of the splines.
Using a spline coupling reduces backlash and ensures proper alignment of mated components. The shaft’s splined tooth form transfers rotation from the splined shaft to the internal splined member, which may be a gear or other rotary device. A spline coupling’s root strength and torque requirements determine the type of spline coupling that should be used.
The spline root is usually flat and has a crown on 1 side. The crowned spline has a symmetrical crown at the centerline of the face-width of the spline. As the spline length decreases toward the ends, the teeth are becoming thinner. The tooth diameter is measured in pitch. This means that the male spline has a flat root and a crowned spline.
splineshaft

Predictability

Spindle couplings are used in rotating machinery to connect 2 shafts. They are composed of 2 parts with teeth that engage each other and transfer load. Spline couplings are commonly over-dimensioned and are prone to static and fatigue behavior. Wear phenomena are also a common problem with splines. To address these issues, it is essential to understand the behavior and predictability of these couplings.
Dynamic behavior of spline-rotor couplings is often unclear, particularly if the system is not integrated with the rotor. For example, when a misalignment is not present, the main response frequency is 1 X-rotating speed. As the misalignment increases, the system starts to vibrate in complex ways. Furthermore, as the shaft orbits depart from the origin, the magnitudes of all the frequencies increase. Thus, research results are useful in determining proper design and troubleshooting of rotor systems.
The model of misaligned spline couplings can be obtained by analyzing the stress-compression relationships between 2 spline pairs. The meshing force model of splines is a function of the system mass, transmitting torque, and dynamic vibration displacement. This model holds when the dynamic vibration displacement is small. Besides, the CZPT stepping integration method is stable and has high efficiency.
The slip distributions are a function of the state of lubrication, coefficient of friction, and loading cycles. The predicted wear depths are well within the range of measured values. These predictions are based on the slip distributions. The methodology predicts increased wear under lightly lubricated conditions, but not under added lubrication. The lubrication condition and coefficient of friction are the key factors determining the wear behavior of splines.

China best 16/19mm Metal Manual Family Light Type Drilling Machine (ZQ4116/ZQ4119) near me supplier

China best T Shape 4mm Checkered Plate Making Machine Metal Embossing Machine with Hot selling

Product Description

T Shape 4mm Checkered Plate Making Machine Metal Embossing Machine

embossing machines are mainly for producing embossed aluminum and stainless metal sheets. metal embossing production line is suitable for metal sheet, particle board, decorated materials, and so on. The pattern is clear and has strong third-dimension. It can be assorted with the embossing production line

Products description

The parameters of metal sheets steel plate CZPT checker pattern embossing machine:
· Coil Width: 1600mm maximum;
· Coil Thickness: 6mm maximum;
· Working Speed: 4-6m/min;
· Material of Rollers: 42CrMO alloy steel;
· Hardness of Roller: HRC58-60;
· Roller Size: 550mmx1600mm (subject to final designing);
· Main Power: 15KW;
· Depth of Patterns: Adjustable;
· PLC Control: CZPT of Japan;
· Electricity: 380V/50HZ/3ph

some regular patterns

Packing and Delivery

Feedback from customers:

FAQ:
Q1. Can you manufacture the roll forming machine according to my profile drawing or picture of finished product ?
A: Yes. Our rich experienced technical team can draft the accurate profile drawing, provide the most suitable technical solution for your required roll forming machine.
Q2. How can we be assured that you will deliver us quality machine with spare parts ?
A: 1. Customers can come to our factory, or send the technical people to our factory for checking the quality.
2. We can send the technicians to the buyer’s factory for the installation of the machine.
Q3. What’s your payment terms and delivery time?
A: 30% as the deposit by T/T in advance, 70% as the balance payment by T/T after your inspect the machine well and before delivery. Of course your payment terms are acceptable. After we get down payment, we will arrange production. About 45 workdays for delivery.
Q4. Do you have after-sales support?
A: Yes, we are happy to provide advice and we also have skilled technicians available across the world.
Q5. Do you sell only standard machines?
A: No, most of our machines are customized according to customers specifications, also adopt top brand components.
Q6. What will you do if the machine is broken?
A: We provide 1 year free warranty and free technical support for the whole life of any machine. If the broken parts can’t repair, we can send the new parts replace the broken parts freely, but you need pay the express cost by yourself. If it is beyond the warranty period, we can negotiate to solve the problem, and we supply the technical support for the whole life of the roll forming machine.
Q7. Can you be responsible for transport?
A: Yes, please tell me the destination port or address. we have rich experience in transporting.
Q8. How to visit your company?
A:1) Fly to ZheJiang airport, By high speed train From ZheJiang Nan to HangZhou Xi (1 hour).
2)Fly to ZheJiang airport, By high speed train From ZheJiang to HangZhou Xi (0.5 hour).
3) Fly to ZheJiang Airport: By high speed train From ZheJiang Xihu (West Lake) Dis.ao to HangZhou Xi(4.5 hours), then we can pick up you.

What is a driveshaft and how much does it cost to replace one?

Your vehicle is made up of many moving parts. Knowing each part is important because a damaged driveshaft can seriously damage other parts of the car. You may not know how important your driveshaft is, but it’s important to know if you want to fix your car. In this article, we’ll discuss what a driveshaft is, what its symptoms are, and how much it costs to replace a driveshaft.
air-compressor

Repair damaged driveshafts

A damaged driveshaft does not allow you to turn the wheels freely. It also exposes your vehicle to higher repair costs due to damaged driveshafts. If the drive shaft breaks while the car is in motion, it may cause a crash. Also, it can significantly affect the performance of the car. If you don’t fix the problem right away, you could risk more expensive repairs. If you suspect that the drive shaft is damaged, do the following.
First, make sure the drive shaft is protected from dust, moisture, and dust. A proper driveshaft cover will prevent grease from accumulating in the driveshaft, reducing the chance of further damage. The grease will also cushion the metal-to-metal contact in the constant velocity joints. For example, hitting a soft material is better than hitting a metal wall. A damaged prop shaft can not only cause difficult cornering, but it can also cause the vehicle to vibrate, which can further damage the rest of the drivetrain.
If the driveshaft is damaged, you can choose to fix it yourself or take it to a mechanic. Typically, driveshaft repairs cost around $200 to $300. Parts and labor may vary based on your vehicle type and type of repair. These parts can cost up to $600. However, if you don’t have a mechanical background, it’s better to leave it to a professional.
If you notice that 1 of the 2 drive shafts is worn, it’s time to repair it. Worn bushings and bearings can cause the drive shaft to vibrate unnecessarily, causing it to break and cause further damage. You can also check the center bearing if there is any play in the bearing. If these symptoms occur, it is best to take your car to a mechanic as soon as possible.
air-compressor

Learn about U-joints

While most vehicles have at least 1 type of U-joint, there are other types available. CV joints (also known as hot rod joints) are used in a variety of applications. The minor axis is shorter than the major axis on which the U-joint is located. In both cases, the U-joints are lubricated at the factory. During servicing, the drive shaft slip joint should be lubricated.
There are 2 main styles of U-joints, including forged and press fit. They are usually held in place by C-clamps. Some of these U-joints have knurls or grooves. When selecting the correct fitting, be sure to measure the entire fitting. To make sure you get the correct size, you can use the size chart or check the manual for your specific model.
In addition to lubrication, the condition of the U-joint should be checked regularly. Lubricate them regularly to avoid premature failure. If you hear a clicking sound when shifting gears, the u-joint space may be misaligned. In this case, the bearing may need to be serviced. If there is insufficient grease in the bearings, the universal joint may need to be replaced.
U-joint is an important part of the automobile transmission shaft. Without them, your car would have no wheeled suspension. Without them, your vehicle will have a rickety front end and a wobbly rear end. Because cars can’t drive on ultra-flat surfaces, they need flexible driveshafts. The U-joint compensates for this by allowing it to move up and down with the suspension.
A proper inspection will determine if your u-joints are loose or worn. It should be easy to pull them out. Make sure not to pull them all the way out. Also, the bearing caps should not move. Any signs of roughness or wear would indicate a need for a new UJ. Also, it is important to note that worn UJs cannot be repaired.

Symptoms of Driveshaft Failure

One of the most common problems associated with a faulty driveshaft is difficulty turning the wheels. This severely limits your overall control over the vehicle. Fortunately, there are several symptoms that could indicate that your driveshaft is failing. You should take immediate steps to determine the cause of the problem. One of the most common causes of driveshaft failure is a weak or faulty reverse gear. Other common causes of driveshaft damage include driving too hard, getting stuck in reverse gear and differential lock.
Another sign of a failed driveshaft is unusual noise while driving. These noises are usually the result of wear on the bushings and bearings that support the drive shaft. They can also cause your car to screech or scratch when switching from drive to idle. Depending on the speed, the noise may be accompanied by vibration. When this happens, it’s time to send your vehicle in for a driveshaft replacement.
One of the most common symptoms of driveshaft failure is noticeable jitter when accelerating. This could be a sign of a loose U-joint or worn center bearing. You should thoroughly inspect your car to determine the cause of these sounds and corresponding symptoms. A certified mechanic can help you determine the cause of the noise. A damaged propshaft can severely limit the drivability of the vehicle.
Regular inspection of the drive shaft can prevent serious damage. Depending on the damage, you can replace the driveshaft for anywhere from $500 to $1,000. Depending on the severity of the damage and the level of repair, the cost will depend on the number of parts that need to be replaced. Do not drive with a bad driveshaft as it can cause a serious crash. There are several ways to avoid this problem entirely.
The first symptom to look for is a worn U-joint. If the U-joint comes loose or moves too much when trying to turn the steering wheel, the driveshaft is faulty. If you see visible rust on the bearing cap seals, you can take your car to a mechanic for a thorough inspection. A worn u-joint can also indicate a problem with the transmission.
air-compressor

The cost of replacing the drive shaft

Depending on your state and service center, a driveshaft repair can cost as little as $300 or as high as $2,000, depending on the specifics of your car. Labor costs are usually around $70. Prices for the parts themselves range from $400 to $600. Labor costs also vary by model and vehicle make. Ultimately, the decision to repair or replace the driveshaft will depend on whether you need a quick car repair or a full car repair.
Some cars have 2 separate driveshafts. One goes to the front and the other goes to the back. If your car has 4 wheel drive, you will have two. If you’re replacing the axles of an all-wheel-drive car, you’ll need a special part for each axle. Choosing the wrong 1 can result in more expensive repairs. Before you start shopping, you should know exactly how much it will cost.
Depending on the type of vehicle you own, a driveshaft replacement will cost between PS250 and PS500. Luxury cars can cost as much as PS400. However, for safety and the overall performance of the car, replacing the driveshaft may be a necessary repair. The cost of replacing a driveshaft depends on how long your car has been on the road and how much wear and tear it has experienced. There are some symptoms that indicate a faulty drive shaft and you should take immediate action.
Repairs can be expensive, so it’s best to hire a mechanic with experience in the field. You’ll be spending hundreds of dollars a month, but you’ll have peace of mind knowing the job will be done right. Remember that you may want to ask a friend or family member to help you. Depending on the make and model of your car, replacing the driveshaft is more expensive than replacing the parts and doing it yourself.
If you suspect that your drive shaft is damaged, be sure to fix it as soon as possible. It is not advisable to drive a car with abnormal vibration and sound for a long time. Fortunately, there are some quick ways to fix the problem and avoid costly repairs later. If you’ve noticed the symptoms above, it’s worth getting the job done. There are many signs that your driveshaft may need service, including lack of power or difficulty moving the vehicle.

China best T Shape 4mm Checkered Plate Making Machine Metal Embossing Machine with Hot selling

China manufacturer Anti-Slip CZPT Steel Metal Embossing Machine near me shop

Product Description

Anti-Slip CZPT Steel Metal Embossing Machine

Products description

some regular patterns

Packing and Delivery

Feedback from customers:

How to Choose the Right Worm Shaft

You might be curious to know how to choose the right Worm Shaft. In this article, you will learn about worm modules with the same pitch diameter, Double-thread worm gears, and Self-locking worm drive. Once you have chosen the proper Worm Shaft, you will find it easier to use the equipment in your home. There are many advantages to selecting the right Worm Shaft. Read on to learn more.

Concave shape

The concave shape of a worm’s shaft is an important characteristic for the design of a worm gearing. Worm gearings can be found in a wide range of shapes, and the basic profile parameters are available in professional and firm literature. These parameters are used in geometry calculations, and a selection of the right worm gearing for a particular application can be based on these requirements.
The thread profile of a worm is defined by the tangent to the axis of its main cylinder. The teeth are shaped in a straight line with a slightly concave shape along the sides. It resembles a helical gear, and the profile of the worm itself is straight. This type of gearing is often used when the number of teeth is greater than a certain limit.
The geometry of a worm gear depends on the type and manufacturer. In the earliest days, worms were made similar to simple screw threads, and could be chased on a lathe. During this time, the worm was often made with straight-sided tools to produce threads in the acme plane. Later, grinding techniques improved the thread finish and reduced distortions resulting from hardening.
When a worm gearing has multiple teeth, the pitch angle is a key parameter. A greater pitch angle increases efficiency. If you want to increase the pitch angle without increasing the number of teeth, you can replace a worm pair with a different number of thread starts. The helix angle must increase while the center distance remains constant. A higher pitch angle, however, is almost never used for power transmissions.
The minimum number of gear teeth depends on the angle of pressure at zero gearing correction. The diameter of the worm is d1, and is based on a known module value, mx or mn. Generally, larger values of m are assigned to larger modules. And a smaller number of teeth is called a low pitch angle. In case of a low pitch angle, spiral gearing is used. The pitch angle of the worm gear is smaller than 10 degrees.
worm shaft

Multiple-thread worms

Multi-thread worms can be divided into sets of one, two, or 4 threads. The ratio is determined by the number of threads on each set and the number of teeth on the apparatus. The most common worm thread counts are 1,2,4, and 6. To find out how many threads you have, count the start and end of each thread and divide by two. Using this method, you will get the correct thread count every time.
The tangent plane of a worm’s pitch profile changes as the worm moves lengthwise along the thread. The lead angle is greatest at the throat, and decreases on both sides. The curvature radius r” varies proportionally with the worm’s radius, or pitch angle at the considered point. Hence, the worm leads angle, r, is increased with decreased inclination and decreases with increasing inclination.
Multi-thread worms are characterized by a constant leverage between the gear surface and the worm threads. The ratio of worm-tooth surfaces to the worm’s length varies, which enables the wormgear to be adjusted in the same direction. To optimize the gear contact between the worm and gear, the tangent relationship between the 2 surfaces is optimal.
The efficiency of worm gear drives is largely dependent on the helix angle of the worm. Multiple thread worms can improve the efficiency of the worm gear drive by as much as 25 to 50% compared to single-thread worms. Worm gears are made of bronze, which reduces friction and heat on the worm’s teeth. A specialized machine can cut the worm gears for maximum efficiency.

Double-thread worm gears

In many different applications, worm gears are used to drive a worm wheel. These gears are unique in that the worm cannot be reversed by the power applied to the worm wheel. Because of their self-locking properties, they can be used to prevent reversing motion, although this is not a dependable function. Applications for worm gears include hoisting equipment, elevators, chain blocks, fishing reels, and automotive power steering. Because of their compact size, these gears are often used in applications with limited space.
Worm sets typically exhibit more wear than other types of gears, and this means that they require more limited contact patterns in new parts. Worm wheel teeth are concave, making it difficult to measure tooth thickness with pins, balls, and gear tooth calipers. To measure tooth thickness, however, you can measure backlash, a measurement of the spacing between teeth in a gear. Backlash can vary from 1 worm gear to another, so it is important to check the backlash at several points. If the backlash is different in 2 places, this indicates that the teeth may have different spacing.
Single-thread worm gears provide high speed reduction but lower efficiency. A multi-thread worm gear can provide high efficiency and high speed, but this comes with a trade-off in terms of horsepower. However, there are many other applications for worm gears. In addition to heavy-duty applications, they are often used in light-duty gearboxes for a variety of functions. When used in conjunction with double-thread worms, they allow for a substantial speed reduction in 1 step.
Stainless-steel worm gears can be used in damp environments. The worm gear is not susceptible to rust and is ideal for wet and damp environments. The worm wheel’s smooth surfaces make cleaning them easy. However, they do require lubricants. The most common lubricant for worm gears is mineral oil. This lubricant is designed to protect the worm drive.
worm shaft

Self-locking worm drive

A self-locking worm drive prevents the platform from moving backward when the motor stops. A dynamic self-locking worm drive is also possible but does not include a holding brake. This type of self-locking worm drive is not susceptible to vibrations, but may rattle if released. In addition, it may require an additional brake to keep the platform from moving. A positive brake may be necessary for safety.
A self-locking worm drive does not allow for the interchangeability of the driven and driving gears. This is unlike spur gear trains that allow both to interchange positions. In a self-locking worm drive, the driving gear is always engaged and the driven gear remains stationary. The drive mechanism locks automatically when the worm is operated in the wrong manner. Several sources of information on self-locking worm gears include the Machinery’s Handbook.
A self-locking worm drive is not difficult to build and has a great mechanical advantage. In fact, the output of a self-locking worm drive cannot be backdriven by the input shaft. DIYers can build a self-locking worm drive by modifying threaded rods and off-the-shelf gears. However, it is easier to make a ratchet and pawl mechanism, and is significantly less expensive. However, it is important to understand that you can only drive 1 worm at a time.
Another advantage of a self-locking worm drive is the fact that it is not possible to interchange the input and output shafts. This is a major benefit of using such a mechanism, as you can achieve high gear reduction without increasing the size of the gear box. If you’re thinking about buying a self-locking worm gear for a specific application, consider the following tips to make the right choice.
An enveloping worm gear set is best for applications requiring high accuracy and efficiency, and minimum backlash. Its teeth are shaped differently, and the worm’s threads are modified to increase surface contact. They are more expensive to manufacture than their single-start counterparts, but this type is best for applications where accuracy is crucial. The worm drive is also a great option for heavy trucks because of their large size and high-torque capacity.

China manufacturer Anti-Slip CZPT Steel Metal Embossing Machine near me shop

China wholesaler CNC Metal Cutting Fiber Laser Engraving Machine near me shop

Product Description

KH-4571 Fiber Laser Cutting Machine

Features:

1.The medium-power laser cutting machine with the highest precision in China, it can cut small metal bike design with size of half a coin.

2.Equipped with original japan imported servo motor and ZheJiang precise ball screw CZPT rail, highest speed up to 40m/min and accelerated speed up to 1 G, 120 holes can be cut within 1 minute.

3.Integrated machine accessories, fast disassembly, left and right drawers collecting saves space.

4.Professionally cutting 0.5-14mm carbon steel, 0.5-10mm stainless steel, galvanized steel, eletrogalvanized metal sheet, silicium steel and some other kinds of thin metal sheets. (The laser brand can be customized, power optional from 500w-3000w )

SPECIFICATION OF KH-4571 FIBER LASER CUTTING MACHINE
Working area	2000 mm * 4000mm
Laser Power	500W/ 1000W/ 2000W/ 3000W
Laser Type	Fiber laser, water-cooling
Laser wavelength	1080nm
Running speed	0-60m/min
CNC or Not	CNC
Resetting Position Accuracy	≤±0.01mm
Control Software	Cypcut, Weihong
Operating Temperature	0 – 40 ° C
Graphic format supported	BMP, HPGL(PLT), JPEG, DXF,AI, DST
Transfer method	Double drive rack and pinion
Drive modor	Imported servo motor and servo drive
Applied material	Carbon steel/SS and other metal plates
Warranty	2 Years
Packing Dimension	5200mm * 3100mm * 2000mm (LWH)
Net Weight	Approximately 3000 KG

Applicable materials for laser cutting machine for metal

Fiber Laser Cutting Equipment is suitable for metal cutting with Stainless Steel Sheet, Mild Steel Plate, Carbon Steel Sheet, Alloy Steel Plate, Spring Steel Sheet, Iron Plate, Galvanized Iron, Galvanized Sheet, Aluminum Plate, Copper Sheet, Brass Sheet, Bronze Plate, Gold Plate, Silver Plate, Titanium Plate, Metal Sheet, Metal Plate, Tubes and Pipes, etc.

Application Industries

Fiber Laser Cutting Machine is widely used in manufacturing Billboard, Advertising, Signs, Signage, Metal Letters, LED Letters, Kitchen Ware, Advertising Letters, Sheet Metal Processing, Metals Components and Parts, Ironware, Chassis, Racks & Cabinets Processing, Metal Crafts, Metal Art Ware, Elevator Panel Cutting, Hardware, Auto Parts, Glasses Frame, Electronic Parts, Nameplates, etc.

Configuration:

Configuration for fiber metal laser cutting machine

4000*2000mm working area;

Raytools laser cutting head;

X,Y axis Japan YASKAWA/ CZPT servo motor;

Z axis Japan CZPT servo motor;

ZheJiang HIWIN guide rail;

ZheJiang YYC gear rack;

Japan SHIMPO reducer;

ZheJiang TBI ball screw;

Japan /ZheJiang pneumatic components;

France Schneider electrical components;

Cypcut control system.

Application:

Packaging & Shipping

1. Kahan CNC machine and accessories are covered by plastic sheet first.
2. Then the whole machine is packed by plywood case used for export.
3. Kahan CNC machine can be delivered by sea, by train, or by plane depending on customers.

Delivery Detail:

Shipped in 15-30 working days after payment.

Guarantee:

2 years warranty for the whole machine. Within 24 months under normal use and maintenance, if something is wrong with the machine, you will get spare part for free. After 24 months, you will get spare parts at cost price. You will also get technical support and service all the lifetime.

Technical support:

1. Technical support by phone, email or WhatsApp/Skype around the clock.
2. Friendly English version manual and operation video CD disk.
3. If needed, we can send our engineer to your site for training or you can send the operator to our factory for training.

After sales services:

Normal machine is properly adjusted before dispatch. You will be CZPT to use the machine immediately after received machine. Besides, you will be CZPT to get free training advice towards our machine in our factory. You will also get free suggestion and consultation, technical support and service by email/WhatsApp/tel etc.

FAQ

Q: There are so many machine types, which 1 should I choose?
A: Kahan Laser provides machine parameters in each product demo page, please kindly check technical data column. It is important to compare all data before choose the best prototype. Also, our sales team provides online services to resolve your confusion, feel free to contact us.

Q:This is my first time buying your machine; I have no ideas about Kahan’s machines quality?
A: Each machine is strictly produced based on the standard of ISO9000-2000, ISO14001-2004, GMC global manufacturer and CE certifications. Our products have CE certifications verified by TÜV SÜD, Bureau Veritas and etc. As china high-power laser cutting machine provider, more than 10,000 machines have been sold in the past 10 years. Customer is our first priority. We are confident to tell customers that there is no need to worry about our quality.

Q: When I got this machine, but I don’t know how to use it. What should I do?
A:There are videos and English manual with the machine. If you still have some doubts, we can talk by telephone or email.

Q: If some problems happen to this machine during warranty period, what should I do?
A: We will supply free parts during machine warranty period if machine have some problems. While we also supply free life long after-sales service. If you have any question,just contact us freely.

Lead Screws and Clamp Style Collars

If you have a lead screw, you’re probably interested in learning about the Acme thread on this type of shaft. You might also be interested in finding out about the Clamp style collars and Ball screw nut. But before you buy a new screw, make sure you understand what the terminology means. Here are some examples of screw shafts:

Acme thread

The standard ACME thread on a screw shaft is made of a metal that is resistant to corrosion and wear. It is used in a variety of applications. An Acme thread is available in a variety of sizes and styles. General purpose Acme threads are not designed to handle external radial loads and are supported by a shaft bearing and linear guide. Their design is intended to minimize the risk of flank wedging, which can cause friction forces and wear. The Centralizing Acme thread standard caters to applications without radial support and allows the thread to come into contact before its flanks are exposed to radial loads.
The ACME thread was first developed in 1894 for machine tools. While the acme lead screw is still the most popular screw in the US, European machines use the Trapezoidal Thread (Metric Acme). The acme thread is a stronger and more resilient alternative to square threads. It is also easier to cut than square threads and can be cut by using a single-point threading die.
Similarly to the internal threads, the metric versions of Acme are similar to their American counterparts. The only difference is that the metric threads are generally wider and are used more frequently in industrial settings. However, the metric-based screw threads are more common than their American counterparts worldwide. In addition, the Acme thread on screw shafts is used most often on external gears. But there is still a small minority of screw shafts that are made with a metric thread.
ACME screws provide a variety of advantages to users, including self-lubrication and reduced wear and tear. They are also ideal for vertical applications, where a reduced frictional force is required. In addition, ACME screws are highly resistant to back-drive and minimize the risk of backlash. Furthermore, they can be easily checked with readily available thread gauges. So, if you’re looking for a quality ACME screw for your next industrial project, look no further than ACME.
screwshaft

Lead screw coatings

The properties of lead screw materials affect their efficiency. These materials have high anti-corrosion, thermal resistance, and self-lubrication properties, which eliminates the need for lubrication. These coating materials include polytetrafluoroethylene (PFE), polyether ether ketone (PEK), and Vespel. Other desirable properties include high tensile strength, corrosion resistance, and rigidity.
The most common materials for lead screws are carbon steel, stainless steel, and aluminum. Lead screw coatings can be PTFE-based to withstand harsh environments and remove oil and grease. In addition to preventing corrosion, lead screw coatings improve the life of polymer parts. Lead screw assembly manufacturers offer a variety of customization options for their lead screw, including custom-molded nuts, thread forms, and nut bodies.
Lead screws are typically measured in rpm, or revolutions per minute. The PV curve represents the inverse relationship between contact surface pressure and sliding velocity. This value is affected by the material used in the construction of the screw, lubrication conditions, and end fixity. The critical speed of lead screws is determined by their length and minor diameter. End fixity refers to the support for the screw and affects its rigidity and critical speed.
The primary purpose of lead screws is to enable smooth movement. To achieve this, lead screws are usually preloaded with axial load, enabling consistent contact between a screw’s filets and nuts. Lead screws are often used in linear motion control systems and feature a large area of sliding contact between male and female threads. Lead screws can be manually operated or mortised and are available in a variety of sizes and materials. The materials used for lead screws include stainless steel and bronze, which are often protected by a PTFE type coating.
These screws are made of various materials, including stainless steel, bronze, and various plastics. They are also made to meet specific requirements for environmental conditions. In addition to lead screws, they can be made of stainless steel, aluminum, and carbon steel. Surface coatings can improve the screw’s corrosion resistance, while making it more wear resistant in tough environments. A screw that is coated with PTFE will maintain its anti-corrosion properties even in tough environments.
screwshaft

Clamp style collars

The screw shaft clamp style collar is a basic machine component, which is attached to the shaft via multiple screws. These collars act as mechanical stops, load bearing faces, or load transfer points. Their simple design makes them easy to install. This article will discuss the pros and cons of this style of collar. Let’s look at what you need to know before choosing a screw shaft clamp style collar. Here are some things to keep in mind.
Clamp-style shaft collars are a versatile mounting option for shafts. They have a recessed screw that fully engages the thread for secure locking. Screw shaft clamp collars come in different styles and can be used in both drive and power transmission applications. Listed below are the main differences between these 2 styles of collars. They are compatible with all types of shafts and are able to handle axial loads of up to 5500 pounds.
Clamp-style shaft collars are designed to prevent the screw from accidentally damaging the shaft when tightened. They can be tightened with a set screw to counteract the initial clamping force and prevent the shaft from coming loose. However, when tightening the screw, you should use a torque wrench. Using a set screw to tighten a screw shaft collar can cause it to warp and reduce the surface area that contacts the shaft.
Another key advantage to Clamp-style shaft collars is that they are easy to install. Clamp-style collars are available in one-piece and two-piece designs. These collars lock around the shaft and are easy to remove and install. They are ideal for virtually any shaft and can be installed without removing any components. This type of collar is also recommended for those who work on machines with sensitive components. However, be aware that the higher the OD, the more difficult it is to install and remove the collar.
Screw shaft clamp style collars are usually one-piece. A two-piece collar is easier to install than a one-piece one. The two-piece collars provide a more effective clamping force, as they use the full seating torque. Two-piece collars have the added benefit of being easy to install because they require no tools to install. You can disassemble one-piece collars before installing a two-piece collar.
screwshaft

Ball screw nut

The proper installation of a ball screw nut requires that the nut be installed on the center of the screw shaft. The return tubes of the ball nut must be oriented upward so that the ball nut will not overtravel. The adjusting nut must be tightened against a spacer or spring washer, then the nut is placed on the screw shaft. The nut should be rotated several times in both directions to ensure that it is centered.
Ball screw nuts are typically manufactured with a wide range of preloads. Large preloads are used to increase the rigidity of a ball screw assembly and prevent backlash, the lost motion caused by a clearance between the ball and nut. Using a large amount of preload can lead to excessive heat generation. The most common preload for ball screw nuts is 1 to 3%. This is usually more than enough to prevent backlash, but a higher preload will increase torque requirements.
The diameter of a ball screw is measured from its center, called the ball circle diameter. This diameter represents the distance a ball will travel during 1 rotation of the screw shaft. A smaller diameter means that there are fewer balls to carry the load. Larger leads mean longer travels per revolution and higher speeds. However, this type of screw cannot carry a greater load capacity. Increasing the length of the ball nut is not practical, due to manufacturing constraints.
The most important component of a ball screw is a ball bearing. This prevents excessive friction between the ball and the nut, which is common in lead-screw and nut combinations. Some ball screws feature preloaded balls, which avoid “wiggle” between the nut and the ball. This is particularly desirable in applications with rapidly changing loads. When this is not possible, the ball screw will experience significant backlash.
A ball screw nut can be either single or multiple circuits. Single or multiple-circuit ball nuts can be configured with 1 or 2 independent closed paths. Multi-circuit ball nuts have 2 or more circuits, making them more suitable for heavier loads. Depending on the application, a ball screw nut can be used for small clearance assemblies and compact sizes. In some cases, end caps and deflectors may be used to feed the balls back to their original position.

China wholesaler CNC Metal Cutting Fiber Laser Engraving Machine near me shop

China high quality CNC Iron Sheet Metal Plate Stainless Steel Aluminum Plasma Cutting Machine with Hot selling

Product Description

CNC Iron Sheet Metal Plate Stainless Steel Aluminum Plasma Cutting Machine

1.The Suitable material:
This plasma cutting machine can work on Iron Plate, Aluminum sheet,Galvanized Sheet Stainless,Titanium plates etc. metal sheet and metal pipe can both cutting.

2.The application industries:
Cars, motorcycles, pressure vessels, chemical machinery, nuclear industry, general machinery, engineering machinery, steel structure, shipbuilding and other industries.

Model	USP plasma cutting machine
Power source	China JS /Xihu (West Lake) Dis. /Hypertherm
Control system	FL2300B control system With Arc Voltage device
Cutting speed	0-15m/min(depending on material and thickness)
Transmission system	X, Y ZheJiang Hiwin high-precision, zero clearance increased linear guide+rack, Z the arc voltage control
Positioning accuracy	±0.05mm
Processing accuracy	±0.35mm
Power supply	AC380/50HZ
Software support	STARCAM software
Instruction format	G code
Working table	Serrate working platform
Working pressure	0.65-0.7Mpa

Brand	Power	max cutting thickness for carbon steel(mm)	Max cutting thickness for stainless steel (mm)
China JS-POWER Supply	100A	20	10
	130A	30	15
	200A	40	20
	300A	45	23
	400A	50	25
	M-199	36	18
USA Hpertherm power supply	45A	8	5
	65A	12	8
	85A	15	10
	105A	25	16
	125A	30	20
	130A	45	30

1. Our machine adopt the iron cast heavy duty body frame, can ensure the machine whole working precision ,The cutting incision is thin and tidily and can avoid the second processing.

2. Water tank working table can be effectively absorb a large amount of smoke generated during the work.

3. ZheJiang FL control system with the water mist function, it can ensure the cutting effect , ensure no black color on the cutting edge. especially for the stainless steel and aluminum

4. All of our metal plasma cutting machine with the bigger up-down device system .

1. Warranty
24 Months warranty for this plasma cutting machine.Our customer will be fully trained for the operation and maintaining
technology after the order confirmed.Our engineer could train you on at our factory for free hour full after sales service our skilled engineer will help customer to solve the problem by MSN, SKYPE, QQ etc in time when problems happen, if necessary, overseas service is available.

2.Quality Control
Skilled and strict Quality Inspection Team is available during the material purchasing and production procedure.All finished machine we delivered are 100% strictly tested by our QC department and engineering department.

3.Payment terms
30% T/T paid in advance as deposit, the balance paid before shipment.

Delivery Time	Within 15 working days for production after getting the payment
Warranty Time	2 years (replace parts during warranty no human reason)
Packaging	Firstly, Packed the machine with plastic sheet for clearing and damp proofing, Secondly, Then put machine in the plywood case for saftey and clashing. Thirdly, Transport the plywood case into the container.

QI: know nothing about the metal plasma cutting machine , what kind of machine I should choose?
Very easy to choose.

Just tell us what you want to do using this plasma machine. And sending us a sample picture is better. Then we will send
you a perfect solutions and suggestions.

Q2: When I get this machine, but I don’t know how to use it. What should i do?We will send you the English manual and CD video for machine using and maintaining with machine. If you still have some doubts, we can talk by telephone or . Our engineer can also be sent to your country to install or adjust machine if
necessary.

Q3:if some problems happened to this cnc plasma cutting machine during warranty period, what should i do?

We will supply free parts for this machine during the warranty period if machine have any problems.We also supply free afterservice forever. So any doubts, just let us know, we will give you solutions within 30 min.

Any interested, Welcome inquiry anytime!

How to Choose the Right Worm Shaft

Concave shape

Multiple-thread worms

Double-thread worm gears

Self-locking worm drive

China high quality CNC Iron Sheet Metal Plate Stainless Steel Aluminum Plasma Cutting Machine with Hot selling

China Custom Checker Plate Making Machine Aluminum Mild Steel Stainless Metal Embossing Machine with Hot selling

Product Description

Checker Plate Making Machine Aluminum Mild Steel Stainless Metal Embossing Machine

Products description

some regular patterns

Packing and Delivery

What Are Screw Shaft Threads?

A screw shaft is a threaded part used to fasten other components. The threads on a screw shaft are often described by their Coefficient of Friction, which describes how much friction is present between the mating surfaces. This article discusses these characteristics as well as the Material and Helix angle. You’ll have a better understanding of your screw shaft’s threads after reading this article. Here are some examples. Once you understand these details, you’ll be able to select the best screw nut for your needs.
screwshaft

Coefficient of friction between the mating surfaces of a nut and a screw shaft

There are 2 types of friction coefficients. Dynamic friction and static friction. The latter refers to the amount of friction a nut has to resist an opposing motion. In addition to the material strength, a higher coefficient of friction can cause stick-slip. This can lead to intermittent running behavior and loud squeaking. Stick-slip may lead to a malfunctioning plain bearing. Rough shafts can be used to improve this condition.
The 2 types of friction coefficients are related to the applied force. When applying force, the applied force must equal the nut’s pitch diameter. When the screw shaft is tightened, the force may be removed. In the case of a loosening clamp, the applied force is smaller than the bolt’s pitch diameter. Therefore, the higher the property class of the bolt, the lower the coefficient of friction.
In most cases, the screwface coefficient of friction is lower than the nut face. This is because of zinc plating on the joint surface. Moreover, power screws are commonly used in the aerospace industry. Whether or not they are power screws, they are typically made of carbon steel, alloy steel, or stainless steel. They are often used in conjunction with bronze or plastic nuts, which are preferred in higher-duty applications. These screws often require no holding brakes and are extremely easy to use in many applications.
The coefficient of friction between the mating surfaces of t-screws is highly dependent on the material of the screw and the nut. For example, screws with internal lubricated plastic nuts use bearing-grade bronze nuts. These nuts are usually used on carbon steel screws, but can be used with stainless steel screws. In addition to this, they are easy to clean.

Helix angle

In most applications, the helix angle of a screw shaft is an important factor for torque calculation. There are 2 types of helix angle: right and left hand. The right hand screw is usually smaller than the left hand one. The left hand screw is larger than the right hand screw. However, there are some exceptions to the rule. A left hand screw may have a greater helix angle than a right hand screw.
A screw’s helix angle is the angle formed by the helix and the axial line. Although the helix angle is not usually changed, it can have a significant effect on the processing of the screw and the amount of material conveyed. These changes are more common in 2 stage and special mixing screws, and metering screws. These measurements are crucial for determining the helix angle. In most cases, the lead angle is the correct angle when the screw shaft has the right helix angle.
High helix screws have large leads, sometimes up to 6 times the screw diameter. These screws reduce the screw diameter, mass, and inertia, allowing for higher speed and precision. High helix screws are also low-rotation, so they minimize vibrations and audible noises. But the right helix angle is important in any application. You must carefully choose the right type of screw for the job at hand.
If you choose a screw gear that has a helix angle other than parallel, you should select a thrust bearing with a correspondingly large center distance. In the case of a screw gear, a 45-degree helix angle is most common. A helix angle greater than zero degrees is also acceptable. Mixing up helix angles is beneficial because it allows for a variety of center distances and unique applications.
screwshaft

Thread angle

The thread angle of a screw shaft is measured from the base of the head of the screw to the top of the screw’s thread. In America, the standard screw thread angle is 60 degrees. The standard thread angle was not widely adopted until the early twentieth century. A committee was established by the Franklin Institute in 1864 to study screw threads. The committee recommended the Sellers thread, which was modified into the United States Standard Thread. The standardized thread was adopted by the United States Navy in 1868 and was recommended for construction by the Master Car Builders’ Association in 1871.
Generally speaking, the major diameter of a screw’s threads is the outside diameter. The major diameter of a nut is not directly measured, but can be determined with go/no-go gauges. It is necessary to understand the major and minor diameters in relation to each other in order to determine a screw’s thread angle. Once this is known, the next step is to determine how much of a pitch is necessary to ensure a screw’s proper function.
Helix angle and thread angle are 2 different types of angles that affect screw efficiency. For a lead screw, the helix angle is the angle between the helix of the thread and the line perpendicular to the axis of rotation. A lead screw has a greater helix angle than a helical one, but has higher frictional losses. A high-quality lead screw requires a higher torque to rotate. Thread angle and lead angle are complementary angles, but each screw has its own specific advantages.
Screw pitch and TPI have little to do with tolerances, craftsmanship, quality, or cost, but rather the size of a screw’s thread relative to its diameter. Compared to a standard screw, the fine and coarse threads are easier to tighten. The coarser thread is deeper, which results in lower torques. If a screw fails because of torsional shear, it is likely to be a result of a small minor diameter.

Material

Screws have a variety of different sizes, shapes, and materials. They are typically machined on CNC machines and lathes. Each type is used for different purposes. The size and material of a screw shaft are influenced by how it will be used. The following sections give an overview of the main types of screw shafts. Each 1 is designed to perform a specific function. If you have questions about a specific type, contact your local machine shop.
Lead screws are cheaper than ball screws and are used in light-duty, intermittent applications. Lead screws, however, have poor efficiency and are not recommended for continuous power transmission. But, they are effective in vertical applications and are more compact. Lead screws are typically used as a kinematic pair with a ball screw. Some types of lead screws also have self-locking properties. Because they have a low coefficient of friction, they have a compact design and very few parts.
Screws are made of a variety of metals and alloys. Steel is an economical and durable material, but there are also alloy steel and stainless steel types. Bronze nuts are the most common and are often used in higher-duty applications. Plastic nuts provide low-friction, which helps reduce the drive torques. Stainless steel screws are also used in high-performance applications, and may be made of titanium. The materials used to create screw shafts vary, but they all have their specific functions.
Screws are used in a wide range of applications, from industrial and consumer products to transportation equipment. They are used in many different industries, and the materials they’re made of can determine their life. The life of a screw depends on the load that it bears, the design of its internal structure, lubrication, and machining processes. When choosing screw assemblies, look for a screw made from the highest quality steels possible. Usually, the materials are very clean, so they’re a great choice for a screw. However, the presence of imperfections may cause a normal fatigue failure.
screwshaft

Self-locking features

Screws are known to be self-locking by nature. The mechanism for this feature is based on several factors, such as the pitch angle of the threads, material pairing, lubrication, and heating. This feature is only possible if the shaft is subjected to conditions that are not likely to cause the threads to loosen on their own. The self-locking ability of a screw depends on several factors, including the pitch angle of the thread flank and the coefficient of sliding friction between the 2 materials.
One of the most common uses of screws is in a screw top container lid, corkscrew, threaded pipe joint, vise, C-clamp, and screw jack. Other applications of screw shafts include transferring power, but these are often intermittent and low-power operations. Screws are also used to move material in Archimedes’ screw, auger earth drill, screw conveyor, and micrometer.
A common self-locking feature for a screw is the presence of a lead screw. A screw with a low PV value is safe to operate, but a screw with high PV will need a lower rotation speed. Another example is a self-locking screw that does not require lubrication. The PV value is also dependent on the material of the screw’s construction, as well as its lubrication conditions. Finally, a screw’s end fixity – the way the screw is supported – affects the performance and efficiency of a screw.
Lead screws are less expensive and easier to manufacture. They are a good choice for light-weight and intermittent applications. These screws also have self-locking capabilities. They can be self-tightened and require less torque for driving than other types. The advantage of lead screws is their small size and minimal number of parts. They are highly efficient in vertical and intermittent applications. They are not as accurate as lead screws and often have backlash, which is caused by insufficient threads.

China Custom Checker Plate Making Machine Aluminum Mild Steel Stainless Metal Embossing Machine with Hot selling

China Professional Big Power 1000W Metal CNC Fiber Laser Cutting Machine with Ce Certification with Best Sales

Product Description

KH-4571 Fiber Laser Cutting Machine

Features:

1.The medium-power laser cutting machine with the highest precision in China, it can cut small metal bike design with size of half a coin.

2.Equipped with original japan imported servo motor and ZheJiang precise ball screw CZPT rail, highest speed up to 40m/min and accelerated speed up to 1 G, 120 holes can be cut within 1 minute.

3.Integrated machine accessories, fast disassembly, left and right drawers collecting saves space.

SPECIFICATION OF KH-4571 FIBER LASER CUTTING MACHINE
Working area	2000 mm * 4000mm
Laser Power	500W/ 1000W/ 2000W/ 3000W
Laser Type	Fiber laser, water-cooling
Laser wavelength	1080nm
Running speed	0-60m/min
CNC or Not	CNC
Resetting Position Accuracy	≤±0.01mm
Control Software	Cypcut, Weihong
Operating Temperature	0 – 40 ° C
Graphic format supported	BMP, HPGL(PLT), JPEG, DXF,AI, DST
Transfer method	Double drive rack and pinion
Drive modor	Imported servo motor and servo drive
Applied material	Carbon steel/SS and other metal plates
Warranty	2 Years
Packing Dimension	5200mm * 3100mm * 2000mm (LWH)
Net Weight	Approximately 3000 KG

Applicable materials for laser cutting machine for metal

Application Industries

Configuration:

Configuration for fiber metal laser cutting machine

4000*2000mm working area;

Raytools laser cutting head;

X,Y axis Japan YASKAWA/ CZPT servo motor;

Z axis Japan CZPT servo motor;

ZheJiang HIWIN guide rail;

ZheJiang YYC gear rack;

Japan SHIMPO reducer;

ZheJiang TBI ball screw;

Japan /ZheJiang pneumatic components;

France Schneider electrical components;

Cypcut control system.

Application:

Packaging & Shipping

Delivery Detail:

Shipped in 15-30 working days after payment.

Guarantee:

Technical support:

After sales services:

FAQ

Screw Shaft Features Explained

When choosing the screw shaft for your application, you should consider the features of the screws: threads, lead, pitch, helix angle, and more. You may be wondering what these features mean and how they affect the screw’s performance. This article explains the differences between these factors. The following are the features that affect the performance of screws and their properties. You can use these to make an informed decision and purchase the right screw. You can learn more about these features by reading the following articles.

Threads

The major diameter of a screw thread is the larger of the 2 extreme diameters. The major diameter of a screw is also known as the outside diameter. This dimension can’t be directly measured, but can be determined by measuring the distance between adjacent sides of the thread. In addition, the mean area of a screw thread is known as the pitch. The diameter of the thread and pitch line are directly proportional to the overall size of the screw.
The threads are classified by the diameter and pitch. The major diameter of a screw shaft has the largest number of threads; the smaller diameter is called the minor diameter. The thread angle, also known as the helix angle, is measured perpendicular to the axis of the screw. The major diameter is the largest part of the screw; the minor diameter is the lower end of the screw. The thread angle is the half distance between the major and minor diameters. The minor diameter is the outer surface of the screw, while the top surface corresponds to the major diameter.
The pitch is measured at the crest of a thread. In other words, a 16-pitch thread has a diameter of 1 sixteenth of the screw shaft’s diameter. The actual diameter is 0.03125 inches. Moreover, a large number of manufacturers use this measurement to determine the thread pitch. The pitch diameter is a critical factor in successful mating of male and female threads. So, when determining the pitch diameter, you need to check the thread pitch plate of a screw.
screwshaft

Lead

In screw shaft applications, a solid, corrosion-resistant material is an important requirement. Lead screws are a robust choice, which ensure shaft direction accuracy. This material is widely used in lathes and measuring instruments. They have black oxide coatings and are suited for environments where rusting is not acceptable. These screws are also relatively inexpensive. Here are some advantages of lead screws. They are highly durable, cost-effective, and offer high reliability.
A lead screw system may have multiple starts, or threads that run parallel to each other. The lead is the distance the nut travels along the shaft during a single revolution. The smaller the lead, the tighter the thread. The lead can also be expressed as the pitch, which is the distance between adjacent thread crests or troughs. A lead screw has a smaller pitch than a nut, and the smaller the lead, the greater its linear speed.
When choosing lead screws, the critical speed is the maximum number of revolutions per minute. This is determined by the minor diameter of the shaft and its length. The critical speed should never be exceeded or the lead will become distorted or cracked. The recommended operational speed is around 80 percent of the evaluated critical speed. Moreover, the lead screw must be properly aligned to avoid excessive vibrations. In addition, the screw pitch must be within the design tolerance of the shaft.

Pitch

The pitch of a screw shaft can be viewed as the distance between the crest of a thread and the surface where the threads meet. In mathematics, the pitch is equivalent to the length of 1 wavelength. The pitch of a screw shaft also relates to the diameter of the threads. In the following, the pitch of a screw is explained. It is important to note that the pitch of a screw is not a metric measurement. In the following, we will define the 2 terms and discuss how they relate to 1 another.
A screw’s pitch is not the same in all countries. The United Kingdom, Canada, and the United States have standardized screw threads according to the UN system. Therefore, there is a need to specify the pitch of a screw shaft when a screw is being manufactured. The standardization of pitch and diameter has also reduced the cost of screw manufacturing. Nevertheless, screw threads are still expensive. The United Kingdom, Canada, and the United States have introduced a system for the calculation of screw pitch.
The pitch of a lead screw is the same as that of a lead screw. The diameter is 0.25 inches and the circumference is 0.79 inches. When calculating the mechanical advantage of a screw, divide the diameter by its pitch. The larger the pitch, the more threads the screw has, increasing its critical speed and stiffness. The pitch of a screw shaft is also proportional to the number of starts in the shaft.

Helix angle

The helix angle of a screw shaft is the angle formed between the circumference of the cylinder and its helix. Both of these angles must be equal to 90 degrees. The larger the lead angle, the smaller the helix angle. Some reference materials refer to angle B as the helix angle. However, the actual angle is derived from calculating the screw geometry. Read on for more information. Listed below are some of the differences between helix angles and lead angles.
High helix screws have a long lead. This length reduces the number of effective turns of the screw. Because of this, fine pitch screws are usually used for small movements. A typical example is a 16-mm x 5-inch screw. Another example of a fine pitch screw is a 12x2mm screw. It is used for small moves. This type of screw has a lower lead angle than a high-helix screw.
A screw’s helix angle refers to the relative angle of the flight of the helix to the plane of the screw axis. While screw helix angles are not often altered from the standard square pitch, they can have an effect on processing. Changing the helix angle is more common in two-stage screws, special mixing screws, and metering screws. When a screw is designed for this function, it should be able to handle the materials it is made of.
screwshaft

Size

The diameter of a screw is its diameter, measured from the head to the shaft. Screw diameters are standardized by the American Society of Mechanical Engineers. The diameters of screws range from 3/50 inches to 16 inches, and more recently, fractions of an inch have been added. However, shaft diameters may vary depending on the job, so it is important to know the right size for the job. The size chart below shows the common sizes for screws.
Screws are generally referred to by their gauge, which is the major diameter. Screws with a major diameter less than a quarter of an inch are usually labeled as #0 to #14 and larger screws are labeled as sizes in fractions of an inch. There are also decimal equivalents of each screw size. These measurements will help you choose the correct size for your project. The screws with the smaller diameters were not tested.
In the previous section, we described the different shaft sizes and their specifications. These screw sizes are usually indicated by fractions of an inch, followed by a number of threads per inch. For example, a ten-inch screw has a shaft size of 2” with a thread pitch of 1/4″, and it has a diameter of 2 inches. This screw is welded to a two-inch Sch. 40 pipe. Alternatively, it can be welded to a 9-inch O.A.L. pipe.
screwshaft

Shape

Screws come in a wide variety of sizes and shapes, from the size of a quarter to the diameter of a U.S. quarter. Screws’ main function is to hold objects together and to translate torque into linear force. The shape of a screw shaft, if it is round, is the primary characteristic used to define its use. The following chart shows how the screw shaft differs from a quarter:
The shape of a screw shaft is determined by 2 features: its major diameter, or distance from the outer edge of the thread on 1 side to the inner smooth surface of the shaft. These are generally 2 to 16 millimeters in diameter. Screw shafts can have either a fully threaded shank or a half-threaded shank, with the latter providing better stability. Regardless of whether the screw shaft is round or domed, it is important to understand the different characteristics of a screw before attempting to install it into a project.
The screw shaft’s diameter is also important to its application. The ball circle diameter refers to the distance between the center of 2 opposite balls in contact with the grooves. The root diameter, on the other hand, refers to the distance between the bottommost grooves of the screw shaft. These are the 2 main measurements that define the screw’s overall size. Pitch and nominal diameter are important measurements for a screw’s performance in a particular application.

Lubrication

In most cases, lubrication of a screw shaft is accomplished with grease. Grease is made up of mineral or synthetic oil, thickening agent, and additives. The thickening agent can be a variety of different substances, including lithium, bentonite, aluminum, and barium complexes. A common classification for lubricating grease is NLGI Grade. While this may not be necessary when specifying the type of grease to use for a particular application, it is a useful qualitative measure.
When selecting a lubricant for a screw shaft, the operating temperature and the speed of the shaft determine the type of oil to use. Too much oil can result in heat buildup, while too little can lead to excessive wear and friction. The proper lubrication of a screw shaft directly affects the temperature rise of a ball screw, and the life of the assembly. To ensure the proper lubrication, follow the guidelines below.
Ideally, a low lubrication level is appropriate for medium-sized feed stuff factories. High lubrication level is appropriate for larger feed stuff factories. However, in low-speed applications, the lubrication level should be sufficiently high to ensure that the screws run freely. This is the only way to reduce friction and ensure the longest life possible. Lubrication of screw shafts is an important consideration for any screw.

China Professional Big Power 1000W Metal CNC Fiber Laser Cutting Machine with Ce Certification with Best Sales

China wholesaler Yh-Bw05 Corrguated Metal Tube Cutting Machine near me shop

Product Description

YH-BW05 Corrguated Metal Tube Cutting Machine

This fully automatic flexible metal tubing & hose cutting machine is designed for cutting shield hose, steel hose, metal hose, corrugated hose , plastic hose, etc.

This is a discontinued machine model. We replaced it with YH-BW760.
○ Widely used in car harness, the new energy wire harness, the aerospace, the motor train, the urban rail trafﬁc, the high voltage cabinet and so on
○ Cutting shield hose, steel hose, metal hose, corrugated hose , plastic hose, etc.
○ Cylinder cutting, strong power
○ Special tool, wear-resistant and durable
○ Stepless feeding, efﬁcient and stable

Specifications:

Model	YH-BW05
Display	7” real color touch screen
Applicable pipe	Shield hose, steel hose, metal hose, corrugated hose, plastic hose, etc.
Cutting length	0.1mm-99999.99mm
Cutting tolerance	0.5+0.002*L(L=cutting length)
Conduit diameter	30mm
Cutting speed	100~3000pcs/H
Drive way	16 wheels drive
Feeding method	ribbon feeding

Other Model

If you are not so sure of if it’s ok, please contact us, we will recommend the correct model to you! Tested video of your sample is no problem too.

Packing & Shipping:

For small and light products packed by cartons,for large and heavy products packed by wooden

Any questions, please feel free to contact us! Thank you !

Axle Spindle Types and Features

The axle spindle is an integral part of your vehicle’s suspension. There are several different types and features, including mounting methods, bearings, and functions. Read on for some basic information on axle spindles. The next part of the article will cover how to choose the correct axle spindle for your vehicle. This article will also discuss the different types of spindles available, including the differences between the rear and front bearings.
Driveshaft

Features

The improved axle spindle nut assembly is capable of providing additional performance benefits, including increased tire life and reduced seal failure. Its keyway features and radially inwardly extending teeth allow nut adjustment to be accomplished with precision. The invention further provides a unique, multi-piece locking mechanism that minimizes leakage and torque transfer. Its principles and features are detailed in the appended claims. For example, the improved axle spindle nut assembly is designed for use in vehicles that are equipped with a steering system.
The axle spindle nut assembly includes a nut 252 with threads 256 on its inner periphery. The axle spindle 50 also features threads 198 on its outer periphery. The nut is threaded onto the outboard end of the axle spindle 50 until it contacts the inboard surface of the axle spacer 26. In the assembled state, a bearing spacer 58 is also present on the axle spindle.
The axle spindle nut assembly can reduce axial end play between the wheel end assembly 52 and the axle spindle 50. It can be tightened to an extreme torque level, but if the thread faces separate, it will undercompress the bearing cone and spacer group. To minimize these disadvantages, the axle spindle nut assembly is a critical component of a wheel-end assembly. There are several types of axle spindle nuts.
The third embodiment of the axle spindle nut assembly 300 comprises an inner washer 202, an outer washer 310, and at least 1 screw 320. The axle spindle nut assembly 300 secures and preloads bearing cones 55, 57. Unlike the first embodiment, the axle spindle nut assembly 300 uses the inner washer 202, which is optional in the third embodiment. The inner washer 202 and outer washer 310 are similar to those of the first embodiment.

Functions

An axle spindle is 1 of the most important components of a vehicle’s suspension system. The spindle retains the position of bearings and a spacer in an axle by providing clamp force. The inner nut of an axle spindle should be properly torqued to ensure a secure fit. A spindle nut is also responsible for compressing bearings and spacers. If any of these components are missing, the spindle will not work properly.
An axle spindle is used in rear wheel drive cars. It carries the weight of the vehicle on the axle casing and transfers the torque from the differential to the wheels. The axle spindle and hub are secured on the spindle by large nuts. The axle spindle is a vital component of rear wheel drive vehicles. Hence, it is essential to understand the functions of axle spindle. These components are responsible for the smooth operation of a vehicle’s suspension system.
Axle spindles can be mounted in 3 ways: in the typical axle assembly, the spindles are bolted onto the ends of the tubular axle, and the axle is suspended by springs. Short stub-axle mounting uses a torsion beam that flexes to provide a smooth ride. A second washer is used to prevent excessive rotation of the axle spindle.
Apart from being a crucial component of the suspension system, the spindles of the wheels are responsible for guiding the vehicle in a straight line. They are connected to the steering axis and are used in different types of suspension systems. European cars use a MacPherson Strut suspension system in which the spindle is connected to the arms in the front and rear of the suspension frame. The MacPherson strut allows the shock absorber housing to turn the wheel.
Driveshaft

Methods of mounting

Various methods of mounting axle spindle are available. In general, these methods involve forming a tubular blank of uniform cross section and thickness, and receiving the bearing assembly against it. The spindle is then secured using a collar, which also serves as a bearing stop. In some cases, additional features are used to provide greater security. Some of these features may not be suitable for all applications. But they are generally suitable.
Axle spindle forming is usually done by progressive steps using hollow punches. The metallic body of the punch has an inner work surface, which receives the axle blank. A mandrel is fixed within the work opening of the punch. The punch body’s work surface forges the spindle about the mandrel. The punch has 2 ends, a closed and an open one.
A wheeled vehicle axle assembly (10) includes a cylindrical housing member (12 a) and a plurality of spindle mounting flanges (30) secured on the housing member. The spindles (16) are firmly attached to the housing member by means of coupling members. The coupling members are configured to distribute the bending loads imposed on the spindle by the axle. It is important to note that the coupling members can be either threaded or screwed.
Traditionally, axle spindles were made from tubular blanks of irregular thickness. This method allowed for a gradual reduction in diameter and eliminated the need for extra metal within the spindle. Similarly, axles made by cold forming eliminate the need for additional metal in the spindle. In this way, the overall cost of manufacture is also reduced. The material used for manufacturing axles also determines the size and shape of the final product.
Driveshaft

Bearings

A nut 16 is used to retain the wheel bearings on axle spindle 12. The nut comprises several parts. The first portion includes a plurality of threads and a deformable second portion. The nut may be disposed on the inboard or outboard end of the axle spindle. This type of nut is typically secured to the axle spindle by a retaining nut.
The bearings are installed in the spindle to allow the wheel hub to rotate. While bearings are greased, they can dry out over time. Consequently, you may hear a loud clicking sound when turning your vehicle. Alternatively, you may notice grease on the edges of your tires. Bearing failure can cause severe damage to your axle spindle. If you notice any of these symptoms, you may need to replace the bearings on your axle spindle. Fortunately, you can purchase the necessary bearing parts at O’Reilly Auto Parts.
There are 3 ways to mount an axle spindle. A typical axle assembly has the spindles bolted to the ends of the tubular axle. A torsion beam is also used to mount the spindles on the axle. This torsion beam acts like a spring to help make the ride smooth and bump-free. Lastly, the axle spindle is sometimes mounted as a bolt-on component.

Cost

If your axle spindle has been damaged, you may need to have it replaced. This part of the axle is relatively easy to replace, but you need to know how to do it correctly. To replace your axle spindle, you must first remove the damaged one. To do this, a technician will cut the weld. They will then thread the new 1 into the axle tube and torque it to specification. After that, they will weld the new axle spindle into place.
When you are thinking about the cost of an axle spindle replacement, you must first determine if it is worth it for your vehicle. It is generally a good idea to replace the spindle only if it is causing damage to your vehicle. You can also replace your axle housing if it is deteriorating. If you do not replace the spindle, you can risk damaging the axle housing. To save money, you can consider using a repair kit.
You can also purchase an axle nut socket set. Most wrenches have an adjusting socket for this purpose. The socket set should be suitable for most vehicle types. Axle spindle replacement costs around $500 to $600 before tax. However, you should be aware that these costs vary widely based on the type of vehicle you have. The parts can cost between $430 and $480, and the labor can cost anywhere from $50 to 70.

China wholesaler Yh-Bw05 Corrguated Metal Tube Cutting Machine near me shop

China supplier CNC High Accuracy Metal Working EDM Wire Cutting Machine near me manufacturer

Product Description

Product description

Technique parameters	Unit	DK7732ZB
Table size (WxD)	mm	440×680
Table travel (XxY)	mm	320×400
Table travel (UxV)	mm	140×140
Z-axis control		manual control
Z-axis guideway		slide guides
Max. workpiece weight	kg	600
Thickness of workpiece	mm	350
Max.taper angle		±15°/80mm
Diameter of cutting wire	mm	φ0.15~φ0.20mm(recommendφ0.18mm)
Feeding speed	m/sec	1~11.4m/sec adjustable
Precision	mm	≤0.015
Machining speed	mm²/min	>200
Surface roughness	μm	Ra≤2.5
Motor type		X,Y,U,V stepper motor
Control axis		4 axis simultaneous
Min. control pace	mm	0.001
Power supply		3N-380V/50Hz
Max. working current	A	12
Power consumption	Kw	1
Working liquid		JA-1
Water tank	L	55
Filtering mode		filter screen
Control System		Auto-cut
Machine weight	kg	1500
Machine dimensions	mm	1765×1170×2150

Factory

Founded in 1958 and developed more than half a century, ZheJiang Xihu (West Lake) Dis.qing CNC Machine Tool CO. Ltd., has now became a forge ahead modern enterprise for production of CNC machine.

The R&D, production and marketing are the main component of the company. As shown on the website, the main product of the company covers 5 series, CNC milling machine & vertical machining center, CNC engraving machine, CNC wire cut edm, Die sinking edm and Micro hole drilling edm.

The company has always engaged in improving the quality, function and performance of CNC machine in the past several years. It has successfully passed identification of ISO, CE, SGS, TUV & Bureau. “Innovation, development and CZPT situation” makes TOPSCNC enjoy high reputation in this line.

It always keep a great ideal in mind, aims to create century brand and strive for top grade. The confidence comes from advanced product, strict quality control system and sustained technical innovation, comes from after-sales service all over the country and global market.

TOPSCNC people wish to share success with you in the future!

FAQ

Q: Are you trading company or manufacturer ?

A: We are factory.

Q. Could your engineers go to our factory to install the machine and train our workers?

A:Yes, our engineers could go to your factory and assist you.

Q:What is your warranty?

A:One year after shipment ,consumables are not included.

Q: What is your terms of payment ?

A:L/C or T/T before shipment.

Contact us
Company:ZheJiang Xihu (West Lake) Dis.qing CNC Machine Tool Co.Ltd
Address:East Suburb Development Zone,HangZhou city,ZheJiang Province,China

Web:topscnc

Stiffness and Torsional Vibration of Spline-Couplings

In this paper, we describe some basic characteristics of spline-coupling and examine its torsional vibration behavior. We also explore the effect of spline misalignment on rotor-spline coupling. These results will assist in the design of improved spline-coupling systems for various applications. The results are presented in Table 1.
splineshaft

Stiffness of spline-coupling

The stiffness of a spline-coupling is a function of the meshing force between the splines in a rotor-spline coupling system and the static vibration displacement. The meshing force depends on the coupling parameters such as the transmitting torque and the spline thickness. It increases nonlinearly with the spline thickness.
A simplified spline-coupling model can be used to evaluate the load distribution of splines under vibration and transient loads. The axle spline sleeve is displaced a z-direction and a resistance moment T is applied to the outer face of the sleeve. This simple model can satisfy a wide range of engineering requirements but may suffer from complex loading conditions. Its asymmetric clearance may affect its engagement behavior and stress distribution patterns.
The results of the simulations show that the maximum vibration acceleration in both Figures 10 and 22 was 3.03 g/s. This results indicate that a misalignment in the circumferential direction increases the instantaneous impact. Asymmetry in the coupling geometry is also found in the meshing. The right-side spline’s teeth mesh tightly while those on the left side are misaligned.
Considering the spline-coupling geometry, a semi-analytical model is used to compute stiffness. This model is a simplified form of a classical spline-coupling model, with submatrices defining the shape and stiffness of the joint. As the design clearance is a known value, the stiffness of a spline-coupling system can be analyzed using the same formula.
The results of the simulations also show that the spline-coupling system can be modeled using MASTA, a high-level commercial CAE tool for transmission analysis. In this case, the spline segments were modeled as a series of spline segments with variable stiffness, which was calculated based on the initial gap between spline teeth. Then, the spline segments were modelled as a series of splines of increasing stiffness, accounting for different manufacturing variations. The resulting analysis of the spline-coupling geometry is compared to those of the finite-element approach.
Despite the high stiffness of a spline-coupling system, the contact status of the contact surfaces often changes. In addition, spline coupling affects the lateral vibration and deformation of the rotor. However, stiffness nonlinearity is not well studied in splined rotors because of the lack of a fully analytical model.
splineshaft

Characteristics of spline-coupling

The study of spline-coupling involves a number of design factors. These include weight, materials, and performance requirements. Weight is particularly important in the aeronautics field. Weight is often an issue for design engineers because materials have varying dimensional stability, weight, and durability. Additionally, space constraints and other configuration restrictions may require the use of spline-couplings in certain applications.
The main parameters to consider for any spline-coupling design are the maximum principal stress, the maldistribution factor, and the maximum tooth-bearing stress. The magnitude of each of these parameters must be smaller than or equal to the external spline diameter, in order to provide stability. The outer diameter of the spline must be at least 4 inches larger than the inner diameter of the spline.
Once the physical design is validated, the spline coupling knowledge base is created. This model is pre-programmed and stores the design parameter signals, including performance and manufacturing constraints. It then compares the parameter values to the design rule signals, and constructs a geometric representation of the spline coupling. A visual model is created from the input signals, and can be manipulated by changing different parameters and specifications.
The stiffness of a spline joint is another important parameter for determining the spline-coupling stiffness. The stiffness distribution of the spline joint affects the rotor’s lateral vibration and deformation. A finite element method is a useful technique for obtaining lateral stiffness of spline joints. This method involves many mesh refinements and requires a high computational cost.
The diameter of the spline-coupling must be large enough to transmit the torque. A spline with a larger diameter may have greater torque-transmitting capacity because it has a smaller circumference. However, the larger diameter of a spline is thinner than the shaft, and the latter may be more suitable if the torque is spread over a greater number of teeth.
Spline-couplings are classified according to their tooth profile along the axial and radial directions. The radial and axial tooth profiles affect the component’s behavior and wear damage. Splines with a crowned tooth profile are prone to angular misalignment. Typically, these spline-couplings are oversized to ensure durability and safety.

Stiffness of spline-coupling in torsional vibration analysis

This article presents a general framework for the study of torsional vibration caused by the stiffness of spline-couplings in aero-engines. It is based on a previous study on spline-couplings. It is characterized by the following 3 factors: bending stiffness, total flexibility, and tangential stiffness. The first criterion is the equivalent diameter of external and internal splines. Both the spline-coupling stiffness and the displacement of splines are evaluated by using the derivative of the total flexibility.
The stiffness of a spline joint can vary based on the distribution of load along the spline. Variables affecting the stiffness of spline joints include the torque level, tooth indexing errors, and misalignment. To explore the effects of these variables, an analytical formula is developed. The method is applicable for various kinds of spline joints, such as splines with multiple components.
Despite the difficulty of calculating spline-coupling stiffness, it is possible to model the contact between the teeth of the shaft and the hub using an analytical approach. This approach helps in determining key magnitudes of coupling operation such as contact peak pressures, reaction moments, and angular momentum. This approach allows for accurate results for spline-couplings and is suitable for both torsional vibration and structural vibration analysis.
The stiffness of spline-coupling is commonly assumed to be rigid in dynamic models. However, various dynamic phenomena associated with spline joints must be captured in high-fidelity drivetrain models. To accomplish this, a general analytical stiffness formulation is proposed based on a semi-analytical spline load distribution model. The resulting stiffness matrix contains radial and tilting stiffness values as well as torsional stiffness. The analysis is further simplified with the blockwise inversion method.
It is essential to consider the torsional vibration of a power transmission system before selecting the coupling. An accurate analysis of torsional vibration is crucial for coupling safety. This article also discusses case studies of spline shaft wear and torsionally-induced failures. The discussion will conclude with the development of a robust and efficient method to simulate these problems in real-life scenarios.
splineshaft

Effect of spline misalignment on rotor-spline coupling

In this study, the effect of spline misalignment in rotor-spline coupling is investigated. The stability boundary and mechanism of rotor instability are analyzed. We find that the meshing force of a misaligned spline coupling increases nonlinearly with spline thickness. The results demonstrate that the misalignment is responsible for the instability of the rotor-spline coupling system.
An intentional spline misalignment is introduced to achieve an interference fit and zero backlash condition. This leads to uneven load distribution among the spline teeth. A further spline misalignment of 50um can result in rotor-spline coupling failure. The maximum tensile root stress shifted to the left under this condition.
Positive spline misalignment increases the gear mesh misalignment. Conversely, negative spline misalignment has no effect. The right-handed spline misalignment is opposite to the helix hand. The high contact area is moved from the center to the left side. In both cases, gear mesh is misaligned due to deflection and tilting of the gear under load.
This variation of the tooth surface is measured as the change in clearance in the transverse plain. The radial and axial clearance values are the same, while the difference between the 2 is less. In addition to the frictional force, the axial clearance of the splines is the same, which increases the gear mesh misalignment. Hence, the same procedure can be used to determine the frictional force of a rotor-spline coupling.
Gear mesh misalignment influences spline-rotor coupling performance. This misalignment changes the distribution of the gear mesh and alters contact and bending stresses. Therefore, it is essential to understand the effects of misalignment in spline couplings. Using a simplified system of helical gear pair, Hong et al. examined the load distribution along the tooth interface of the spline. This misalignment caused the flank contact pattern to change. The misaligned teeth exhibited deflection under load and developed a tilting moment on the gear.
The effect of spline misalignment in rotor-spline couplings is minimized by using a mechanism that reduces backlash. The mechanism comprises cooperably splined male and female members. One member is formed by 2 coaxially aligned splined segments with end surfaces shaped to engage in sliding relationship. The connecting device applies axial loads to these segments, causing them to rotate relative to 1 another.

China supplier CNC High Accuracy Metal Working EDM Wire Cutting Machine near me manufacturer

China supplier Fiber Laser Cutting Machine for Stainless Steel Iron CNC Laser Metal Cutting Machine with Best Sales

Product Description

KH-3015 Fiber Laser Cutting Machine

Features:

1.The medium-power laser cutting machine with the highest precision in China, it can cut small metal bike design with size of half a coin.

2.Equipped with original japan imported servo motor and ZheJiang precise ball screw CZPT rail, highest speed up to 40m/min and accelerated speed up to 1 G, 120 holes can be cut within 1 minute.

3.Integrated machine accessories, fast disassembly, left and right drawers collecting saves space.

SPECIFICATION OF KH-3015 FIBER LASER CUTTING MACHINE
Working area	1500 mm * 3000mm
Laser Power	500W/ 1000W/ 2000W/ 3000W
Laser Type	Fiber laser, water-cooling
Laser wavelength	1080nm
Running speed	0-60m/min
CNC or Not	CNC
Resetting Position Accuracy	≤±0.01mm
Control Software	Cypcut, Weihong
Operating Temperature	0 – 40 ° C
Graphic format supported	BMP, HPGL(PLT), JPEG, DXF,AI, DST
Transfer method	Double drive rack and pinion
Drive modor	Imported servo motor and servo drive
Applied material	Carbon steel/SS and other metal plates
Warranty	2 Years
Packing Dimension	3900mm * 2500mm * 2000mm (LWH)
Net Weight	Approximately 3000 KG

Applicable materials for laser cutting machine for metal

Application Industries

Configuration:

Configuration for fiber metal laser cutting machine

3000*1500mm working area;

Raytools laser cutting head;

X,Y axis Japan YASKAWA/ CZPT servo motor;

Z axis Japan CZPT servo motor;

ZheJiang HIWIN guide rail;

ZheJiang YYC gear rack;

Japan SHIMPO reducer;

ZheJiang TBI ball screw;

Japan /ZheJiang pneumatic components;

France Schneider electrical components;

Cypcut control system.

Application:

Packaging & Shipping

Delivery Detail:

Shipped in 15-30 working days after payment.

Guarantee:

Technical support:

After sales services:

FAQ

When your axle needs to be replaced

If you’re wondering when your axle needs to be replaced, you should be aware of these signs first. A damaged axle is usually a sign that your car is out of balance. To tell if the axle needs to be replaced, listen for the strange noise the wheels make as they move. A rhythmic popping sound when you hit bumps or turns indicates that your axle needs to be replaced. If this sounds familiar, you should visit a mechanic.
Driveshaft

Symptoms of a broken shaft

You may notice a clicking or clanking sound from the rear of the vehicle. The vibrations you feel while driving may also indicate damaged axles. In severe cases, your car may lose control, resulting in a crash. If you experience these symptoms, it’s time to visit your auto repair shop. For just a few hundred dollars, you can get your car back on the road, and you don’t have to worry about driving.
Often, damaged axles can be caused by a variety of causes, including poor shock or load bearing bearings. Other causes of axle problems can be an overloaded vehicle, potholes, or a car accident. A bad axle can also cause vibrations and power transmission failures while driving. A damaged axle can also be the result of hitting a curb or pothole. When shaft damage is the cause of these symptoms, it must be repaired immediately.
If your car’s front axle is bent, you may need to replace them at the same time. In this case, you need to remove all tires from the car, separate the driveshaft from the transmission, and remove the axle. Be sure to double check the alignment to make sure everything is ok. Your insurance may cover the cost of repairs, but you may need to pay a deductible before getting coverage.
Axle damage is a common cause of vehicle instability. Axles are key components of a car that transmit power from the engine to the wheels. If it breaks, your vehicle will not be able to drive without a working axle. Symptoms of damaged axles can include high-speed vibrations or crashes that can shake the entire car. When it breaks down, your vehicle won’t be able to carry the weight of your vehicle, so it’s important to get your car repaired as soon as possible.
When your axle is damaged, the wheels will not turn properly, causing the vehicle to crash. When your car has these problems, the brakes won’t work properly and can make your car unstable. The wheels also won’t line up properly, which can cause the brakes to fail. Also, a damaged axle can cause the brakes to become sluggish and sensitive. In addition to the obvious signs, you can also experience the sound of metal rubbing against metal.

Types of car axles

When you’re shopping for a new or used car, it’s important to know that there are different types of axles. Knowing the year, make, model, trim and body type will help you determine the type you need. For easy purchasing, you can also visit My Auto Shop and fill out the vehicle information checklist. You can also read about drivetrains and braking systems. After mastering the basic information of the vehicle, you can purchase the axle assembly.
There are 2 basic types of automotive axles: short axles and drive axles. The axle is the suspension system of the vehicle. They carry the drive torque of the engine and distribute the weight throughout the vehicle. While short shafts have the advantage of simpler maintenance, dead shafts are more difficult to repair. They’re also less flexible, which means they need to be durable enough to withstand harsh conditions.
Axles can be 1 of 3 basic types, depending on the weight and required force. Semi-floating shafts have a bearing in the sleeve. They attach to the wheel and spin to generate torque. Semi-pontoons are common in light pickup trucks and medium-duty vehicles. They are not as effective as floating axles, but still provide a solid foundation for wheel alignment. To keep the wheels aligned, these axles are an important part of the car.
The front axle is the largest of the 3 and can handle road shocks. It consists of 4 main parts: stub shaft, beam, universal pin and track rod. The front axle is also very important as it helps with steering and handling road shocks. The front axle should be strong and durable, as the front axle is most susceptible to road shocks.
Cars use 2 types of axles: live and dead. Live axles connect to the wheels and drive the vehicle. Dead axles do not drive the wheels and support the vehicle. Those with 2 wheels have live axles. Heavy trucks and trailers use 3 or more. The number of axles varies according to the weight and load of the vehicle. This will affect which type of axle you need.
Driveshaft

life expectancy

There are a few things to keep in mind when determining the life expectancy of an automotive axle. First, you should check for any signs of wear. A common sign is rust. If your vehicle is often driven in snow and ice, you may need to replace the axle. Also, you should listen for strange sounds from the wheels, such as rhythmic thumping.
Depending on the type of axle, your car may have an average lifespan of 70,000 miles. However, if you have an older car, the CV axles probably won’t last 5 years. In this case, you may wish to postpone the inspection. This way, you can save money on repairs. However, the next step is to replace the faulty CV shaft. This process can take anywhere from 1 hour to 3 hours.
Weaker axles will eventually break. If it were weakened, it would compromise the steering suspension, putting other road users at risk. Fortunately, proper maintenance will help extend the life of your axle. Here are some tips for extending its lifespan. A good rule of thumb is to never go over speed bumps. This will cause sudden breakage, possibly resulting in a car accident. To prolong the life of your vehicle’s axles, follow these tips.
Another thing to check is the CV connector. If loose, it can cause vibration or even breakage if not controlled. Loose axles can damage the body, suspension and differential. To make matters worse, the guard on the CV joint could tear prematurely, causing the shaft to come loose. Poor CV connections can damage the differential or transmission if left unchecked. So if you want to maximize the life expectancy of your car’s axles, consider getting them serviced as soon as possible.
Driveshaft

The cost of repairing a damaged axle

A damaged axle may need repair as it is responsible for transferring power from the engine to the wheels. A damaged axle can cause a crash or even loss of control. Repairing an axle is much simpler than dealing with an accident. However, damaged axles can cost hundreds of dollars or more. Therefore, it is important to know what to do if you suspect that your axle may have a damaged component.
When your car needs to be replaced or repaired, you should seek the help of a professional mechanic to keep your car safe. You can save a lot of money by contacting a local mechanic who will provide the parts and labor needed to repair the axle. Also, you can avoid accidents by fixing your car as soon as possible. While axles can be expensive, they can last for many years.
The cost of repairing a damaged axle depends on the amount of repairs required and the vehicle you are driving. Prices range from $300 to $1,000, depending on the car and its age. In most cases, it will cost you less than $200 if you know how to fix a damaged axle. For those without DIY auto repair experience, a new axle can cost as little as $500. A damaged axle is a dangerous part of driving.
Fortunately, there are several affordable ways to repair damaged axles. Choosing a mechanic who specializes in this type of repair is critical. They will assess the damage and decide whether to replace or repair the part. In addition to this, they will also road test your car after completing the repairs. If you are unsure about repair procedures or costs, call a mechanic.

China supplier Fiber Laser Cutting Machine for Stainless Steel Iron CNC Laser Metal Cutting Machine with Best Sales