China Custom Cheap Ball Screw (high quality with low price) with Best Sales

Item Description


Merchandise Description

Domestic Chinese ball screw shaft with nut details
High precision reduced noise ERSK ball screw

Ball screw is created of screw, nut and ball. The purpose is to change the rotary motion into liner movement, which is a more extension and development of ball screw. The significance of this improvement is to transfer into a rolling bearing from sliding motion With little friction, ball screws are broadly used in different industrial tools and precision instruments.

Items overview

High Trustworthiness

TBI Movement or ERSK ball screw has extremely stringent top quality manage standards covering every generation approach. With correct lubrication and use,problems-free operation for an prolonged period of time of time is attainable.

Easy Procedure

The substantial efficiency of ball screws is vastly outstanding to conventional screws. The torque essential is much less than 30%. Linear movement can be effortlessly changed from rotary motion.

Substantial Rigidity and Preload

When axial perform is minimized in typical screw-nut assemblies, the actuating torque turns into excessive and the procedure is not sleek. The axial engage in in TBI Motion or ERSK precision ball screws may possibly be decreased to zero by preloading and a light clean operation is even now attainable. herefore, each lower torque and high rigidity can be acquired at the same time.TBI Movement or ERSK ball screws have gothic CZPT groove profiles which allow these conditions to be attained.

Circulation Strategy

Ball return tube technique.(V,E,S,Y kind)Ball defelector strategy.(I,U,M,K sort)

Large Longevity

Rigidly chosen components, intense warmth managing and processing strategies, backed by a long time of experience,have resulted in the most resilient ball screws produced.

Ball screw dimension are the very same as ZheJiang TBI ball screw shafts and nuts, they can be interchanged into every single other

Comprehensive Pictures

We are CZPT to machinize the conclude sides of ball screw shafts in accordance to your requirements

There are several areas what can be matched into the ball screw, Please
decide on what you want:

ERSK Ball Screw and it truly is parts
((( ball screw shaft, ball screw Nut, Nut housing, Coupling, Conclude assist unit )))

There are a lot of various collection of ball screw shaft with nut, like SFU series, SFS series, SFI sequence, SFY series, DFU sequence, SFUL collection, SFK series.Each and every collection has its personal qualities, Let us appear at the difference in visual appeal and attributes.

Ball screw Characteristic
1. Chilly rolled ball screw
two. Gcr15 material
three. Higher-speed operation
four. C5 C7 C10 precision
5. No hole and preloading
six. Quality as great as TBI brand is substantial precision, long existence use.
7. Spend more interest to prior to-sale, in-sale, following -product sales service.
8. Manufacturer with massive stock & brief supply

Chilly Rolled Ball Screw Application:

1. Engraving machines 2. High speed CNC equipment
four. Car-machinery. 3. Semi-Conductor tools
5. Machine tools 6. Industrial Equipment
seven. Printing machine 8. Paper-processing equipment
9. Textiles device 10. Digital equipment
11. Transport equipment twelve. Robotic and many others.

Rolled ball screws can not only be employed in previously mentioned standard equipment, but also in a lot of sophisticated industries. Rolled ball screw with a motor assembles electrical-mechanical actuator, which is more eco-welcoming than hydraulic pump method. Today it is used to electrical vehicles, photo voltaic electricity crops, railway units and many medical and CZPT equipments.

Set up Guidelines

The way to assemble the ball screw nut in the ball screw shaft

Relevant goods


Our provider

In excess of Support and Our principle:

Good quality very first, believability is the key, the price tag adopted

Our Rewards

Packaging & Transport

Packaging and shipping and delivery

PP bag for every linear shaft, Regular exported carton outdoors for modest purchase delivery by intercontinental categorical,this kind of as DHL, TNT, UPS,Wooden box outside the house for huge quantity or extremely
prolonged linear shaft by sea, by air

Organization Profile

Company Details

HangZhou Wangong Precision Machinery Co., Ltd's ERSK brand name is the top brand of rolled ball screw and linear CZPT in China. We layout and create our very own rolling instruments, and we can produce all types of screws and nuts or linear CZPT on customer's requests.
We generate cold rolled ball screw in huge inventory, Specification incorporate: 1204, 1604, 1605, 1610, 2004, 2005, 2571, 2505, 2510, 3205, 3210, 4005, 4571, 4571, 5005, 5571, 6310, and so forth. (Having all kinds of models) the max duration 6000mm, we advise customer take 3000mm, it's straightforward packing, simple and risk-free for transportation.

Connected Items:
Ball screw end support
Nut bracket
All these relative items have large inventory.

Regularly Asked Questions
1. What's your principal merchandise?
Chilly rolled ball screws, ball screw support units, Linear CZPT rails, Linear movement ball slide bearing, Cylinder rails, Linear shaft, Couplings, and so on.

two. How can I get a sample to check your quality?
Soon after value confirmation, sample purchase is accessible to verify our good quality.

three. When can I get the quotation?
We typically quotation inside of 24 several hours soon after we get your inquiry. If you are extremely urgent to get the price tag, remember to get in touch with us or inform us in your electronic mail so that we will regard your inquiry priority.

4. Can you do ball screw stop machine processing?
Yes. We have a skilled crew obtaining prosperous encounter in end equipment processing, make sure you supply us the drawing with the tolerance and we will aid you to make the ball screws dependent on the drawing.

five. How lengthy is the guide time for mass generation?
Actually, it relies upon on the get amount and the time you spot the get. The direct time of MOQ is about 7 to 15 days. Typically speaking, we advise that you commence inquiry 2 months just before the day you would like to get the goods at your nation.

Get much more in depth data! ! !

Inquiry with us, Now! ! !

We will reply in 24 Hrs! ! !


Ball Screws - Dimensions, Programs, and Positive aspects

Ball screws are well-known, light-weight, precision mechanical elements. They are typically utilised in equipment, gears, and knurled objects. These screw-like areas can be very easily managed and lubricated using oil. This post discusses their proportions, programs, and rewards. The subsequent sections supply added details to help you decide on the proper ball screw for your wants. We'll go over some of the crucial qualities of ball screws and what helps make them so valuable.


A key dilemma with nut-to-ball screw backlash is the ability of the nut to transfer freely on the threads of the ball screw. To remedy this dilemma, a patented remedy was developed. The patent, 4,557,156, describes an progressive approach for preloading ball screws and nuts. By making use of a preloading nut, the threads of the ball screw are prevented from moving back again and forth with the nut.
A mechanical layout that entails axial enjoy involves a great deal of mass, inertia, and complexity. These characteristics direct to put on and rust troubles. Preloading ball screws using a dynamic method decreases mechanical complexity by allowing preload to be altered even though the system is operating. This also reduces the amount of mechanical parts and simplifies producing. Thus, the preloading technique of the existing invention is useful.
The servo motors utilised in the system check the output torque and change the power to 1 motor in a dynamic way, as a result creating a torque differential in between the balls. This torque differential in turn produces a preload drive in between the ball nuts. The servo motors' output torque is controlled in this manner, and the machine's backlash clearance can be exactly managed. Consequently, the equipment can perform several jobs with enhanced precision.
Several prior art techniques for preloading ball screws are explained in depth in FIG. 3. The helical thread grooves of the ball screw 26 and the nut 24 define a pathway for roller balls to travel along. The stylized broken line suggests the general situation of the axis of the ball roller screw 26. The corresponding ball screws are used in a number of applications. This strategy may possibly be utilized to manufacture customized-sized screws.


Ball screws are mechanical elements that roll balls via a groove. Poor lubrication can reduce the lifestyle of these screw aspects. Improper lubrication can guide to shaft harm, malfunction, and lowered efficiency. This post discusses the significance of suitable lubrication and how to do it. You can discover how to appropriately lubricate ball screws in the adhering to paragraphs. Here are some suggestions to ensure long-phrase efficiency and security of ball screws.
The first thing you need to do is establish the variety of lubricant you may be using. Oils are favored simply because they have a tendency to continue being within the ball nut, and grease can develop up in it. Oils also have a tendency to have greater anti-corrosion qualities than grease. Nevertheless, grease is more probably to be clogged with particles than oils. So, before you choose the lubricant which is correct for your screw, make sure you clean it off.
The oil employed in ball screw lubrication have to be utilized at a managed price. It can stop steel-on-metallic speak to and thoroughly clean out contaminants as it passes by way of the ball nut. Nevertheless, oil as a lubricant is costly and can contaminate the approach if it mixes with the slicing fluid. Grease, on the other hand, is inexpensive, requires fewer purposes, and does not contaminate approach fluids.
If you use a artificial oil for lubrication, make confident to select a viscosity that is acceptable for the operating temperature. Oil viscosity can increase the temperature of the ball screw assembly, and excessive oil can decrease its lifestyle. A proper sum of oil will lessen the temperature of the ball screw assembly, whilst also little will increase friction and dress in. Use the following recommendations to establish the appropriate volume of oil for your screw.


Dimensions of ball screws are a really essential facet to think about when figuring out the greatest sort for your software. Complex acceptance conditions for ball screws specify the permitted deviations for the duration of acceptance assessments. The tolerance course can also adjust, depending on the wants of a distinct software. The adhering to desk lists the most crucial tolerance values for the total assortment of screw lengths. This table is a valuable guide when seeking for a certain screw. The desk underneath lists the proportions of widespread ball screws.
The axial load applied to a ball screw is .5 x Fpr / 2Fpr. The least screw diameter is known as the root diameter. The axial load brings about the screw shaft to deform in a certain way (DL1 and DL2). The elastic deflection induced by the load on a ball screw is named its rigidity. This rigidity is important for calculating sizing parameters for a ball screw.
The preload worth of the ball screw influences the dynamic load potential. A preload of 10 percent is regarded ample, even though a benefit better than this may possibly compromise the screw's longevity. In standard, a higher preload benefit will consequence in a reduce dynamic load potential and higher dress in. Nonetheless, the preload benefit should be calculated with the appropriate screw parameters. This is because a large preload price minimizes the screw's longevity.
To ensure that your screw satisfies the specified parameters, the dynamic load potential should be calculated. This is the volume of pressure a ball screw will endure below a specified load. This calculation also includes toughness checks. If you are making use of a ball screw for purposes that want extra toughness, it may require a protection factor. For example, if the screw is employed for double-axial mounting, then the outer ball nut need to be inserted into the nut, leading to a secondary load.


The current creation supplies a easy, however hugely successful way to mount a ball screw. Its absence of insert slots or by way of holes makes it less complicated to assemble and supplies a far more uniform nut. The deficiency of mechanical characteristics also reduces heat therapy issues, and the nut's hardness can be uniformly hardened. As a end result, the screw's total overall performance is enhanced. Here are some illustrations of applications for ball screws.
Preloading is the approach of applying drive to a ball screw. This increases the rigidity of the screw assembly and removes backlash, which is misplaced motion caused by clearance between the nut and ball. Backlash disrupts repeatability and precision. Spacer preloading entails inserting power in between two ball nuts and transmitting it by way of the grooves. This method is ideal when preloading is required in huge portions. In addition to escalating rigidity, preloading can enhance precision.
Ball screws demand careful treatment in their operating surfaces to avert contamination. Rubber or leather bellows can be utilized to defend their surfaces, even though good air pressure can be used to the screw. Preloading eradicates backlash, a typical difficulty between screw assemblies. In addition to the numerous apps for ball screws, they are also essential to computer-managed motion-control systems and wire bonding. And there are a lot of more illustrations. So what are the advantages of using these gadgets?
The spring preloading method makes use of a spring in amongst two ball nuts, implementing tensional forces to the ball nuts. This spring generates grooves in the nut's middle, which facilitates recirculation of the balls. The spring preloading system is far more compact than the double nut mechanism, but the lengthening of the lead lowers the ball screw's load potential. Its compact layout makes it excellent for tiny clearance assemblies.


In addition to carrying out routine maintenance responsibilities yourself, the manufacturer of ball screws must offer reverse engineering providers that will empower them to identify particular troubles. The process of reverse engineering makes it possible for ball screw manufacturers to develop new ball screws and areas. In the celebration that a ball screw is outside of fix, a maker can frequently help save a significant amount of funds by fixing it instead of changing it. In addition to repairing a ball screw, the manufacturer must also provide free evaluation services for the component. Reconditioning and alternative include the use of new elements, even though reloading and alternative replace the screw.
Carrying out regimen upkeep checks on ball screw assemblies is important for maintaining optimal efficiency and extending their provider lifestyle. Overtime, extreme dress in can lead to a range of issues, like backlash, vibration, and ball bearing noise. In addition, the increased friction will increase the essential torque for turning a screw, triggering method failure and significant downtime. To guarantee that a ball screw is entirely purposeful, it have to be checked for wear and maintain the suitable lubrication system.
Discoloration or pitting on a ball screw indicates that it is in require of fix. The same is correct if there are chatter marks in the ball groove. Oftentimes, a ball screw requirements a new lubrication seal or wipers. Moreover, it may possibly be lacking or in excess of-wearing, which could outcome in long lasting failure. Last but not least, too much electrical power attract could be a indication of inappropriate lubrication or poor installation.
Suitable servicing is vital for any device instrument. When performed effectively, device tools can final a long time with ongoing use. Appropriate care and routine maintenance is essential to ensure lengthy lifestyle and optimal overall performance. In addition to strengthening equipment device uptime, correct servicing has an effect on the accuracy and repeatability of the end solution. Consequently, quality device tool makers target on the overall performance and longevity of ball screws. They develop revolutionary types and lubricants to optimize the lifespan of their merchandise.

China Custom Cheap Ball Screw (high quality with low price)     with Best SalesChina Custom Cheap Ball Screw (high quality with low price)     with Best Sales

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