China wholesaler CNC Ball Screw for Machine Made in China wholesaler

Merchandise Description



Item Description

SFK sequence Domestic Chinese miniature ball screw shaft with nut particulars
High precision lower sound ERSK ball screw

Ball screw is produced of screw, nut and ball. The perform is to turn the rotary motion into liner motion, which is a additional extension and growth of ball screw. The importance of this improvement is to move into a rolling bearing from sliding action With minor friction, ball screws are broadly employed in a variety of industrial products and precision instruments.

Products overview

Substantial Trustworthiness

TBI Movement or ERSK ball screw has quite stringent top quality control expectations masking each creation method. With appropriate lubrication and use,trouble-totally free procedure for an prolonged period of time of time is attainable.

Sleek Procedure

The high efficiency of ball screws is vastly exceptional to traditional screws. The torque necessary is less than 30%. Linear movement can be easily changed from rotary movement.

High Rigidity and Preload

When axial enjoy is minimized in typical screw-nut assemblies, the actuating torque gets too much and the operation is not sleek. The axial engage in in TBI Motion or ERSK precision ball screws may possibly be reduced to zero by preloading and a light-weight sleek procedure is still attainable. herefore, the two reduced torque and substantial rigidity can be received simultaneously.TBI Motion or ERSK ball screws have gothic CZPT groove profiles which enable these situations to be achieved.

Circulation Strategy

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

Higher Durability

Rigidly selected supplies, intense heat treating and processing tactics, backed by years of experience,have resulted in the most durable ball screws made.

Ball screw measurement are the exact same as ZheJiang TBI ball screw shafts and nuts, they can be interchanged into each other

Detailed Photographs

We are CZPT to machinize the stop sides of ball screw shafts according to your requirements

ball screw produced by ERSK organization (cnc ball screw)

Authentic TBI ball screw

Ball screw assembly is consisted of screw, nut and ball. The operate is to flip the rotary movement into

liner movement, which is a additional extension and advancement of ball screw. The importance of this

growth is to go into a rolling bearing from sliding motion With little friction, ball screws are

widely utilised in numerous industrial equipment and precision instruments. Specifically in current years,

it is extensively used in CNC machine equipment. ball screw is made by grinding and whirling, or rolled, and it

has 2 types of ball screw, accuracy from 1 to 7, 1 is the highest and 7 is the lowest.

There are a lot of components what can be matched into the ball screw, You should
pick what you require:

ERSK Ball Screw and it's components
((( ball screw shaft, ball screw Nut, Nut housing, Coupling, Finish support unit )))


  1. Ground/Chilly rolled ball screw CF53 Germany materialHigh-pace and easy operationC5 C7 precision No gap and preloadingQuality as great as TBI manufacturer is higher precision, extended life usePay far more focus to just before-sale, in-sale, following -revenue support.Manufacturer with big stock & brief supply

We are CZPT to stop machining, if you want, Make sure you allow us know before order, and you should supply a

in depth finish machined drawing, if not, we will not end machined the ball screw.

Any length of the ball screw, we can fulfill to you.

ball screw Connected Products: Ball screw stop assist Nut, bracket, Coupling

There are several various series of ball screw shaft with nut, like SFU collection, SFS collection, SFI collection, SFY series, DFU sequence, SFUL sequence, SFK collection.Each and every series has its very own attributes, Let's search at the variation in appearance and qualities.

Ball screw Feature
one. Chilly rolled ball screw
2. Gcr15 substance
3. Large-pace operation
4. C5 C7 C10 precision
5. No gap and preloading
six. Quality as excellent as TBI manufacturer is higher precision, long life use.
seven. Shell out much more attention to just before-sale, in-sale, right after -income services.
eight. Manufacturer with massive stock & short supply

Chilly Rolled Ball Screw Application:

1. Engraving machines 2. Large velocity CNC machinery
four. Car-machinery. 3. Semi-Conductor equipment
five. Machine instruments 6. Industrial Equipment
seven. Printing machine 8. Paper-processing machine
nine. Textiles machine ten. Digital equipment
11. Transportation equipment 12. Robot and so on.

Rolled ball screws can not only be used in previously mentioned basic equipment, but also in several sophisticated industries. Rolled ball screw with a motor assembles electrical-mechanical actuator, which is a lot more eco-friendly than hydraulic pump method. These days it is used to electric powered automobiles, solar electricity plants, railway units and numerous medical and CZPT equipments.

Set up Recommendations

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

Associated merchandise



Our support

More than Service and Our basic principle:

High quality first, credibility is the essential, the price tag adopted

Our Benefits

Packaging & Delivery

Packaging and transport

PP bag for each linear shaft, Common exported carton outside for tiny get shipping by intercontinental convey,this sort of as DHL, TNT, UPS,Picket box outdoors for big quantity or really
prolonged linear shaft by sea, by air

Firm Profile

Business Data

HangZhou Wangong Precision Machinery Co., Ltd's ERSK manufacturer is the foremost manufacturer of rolled ball screw and linear CZPT in China. We style and create our personal rolling tools, and we can create all types of screws and nuts or linear CZPT on customer's requests.
We generate cold rolled ball screw in huge inventory, Specification include: 1204, 1604, 1605, 1610, 2004, 2005, 2571, 2505, 2510, 3205, 3210, 4005, 4571, 4571, 5005, 5571, 6310, and so on. (Getting all kinds of designs) the max duration 6000mm, we suggest customer settle for 3000mm, it is straightforward packing, straightforward and secure for transport.

Related Merchandise:
Ball screw finish assist
Nut bracket
All individuals relative items have massive stock.

Usually Questioned Inquiries
1. What's your major goods?
Chilly rolled ball screws, ball screw help units, Linear CZPT rails, Linear motion ball slide bearing, Cylinder rails, Linear shaft, Couplings, and so forth.

2. How can I get a sample to examine your top quality?
Soon after value confirmation, sample purchase is obtainable to verify our top quality.

three. When can I get the quotation?
We typically quotation within 24 hrs right after we get your inquiry. If you are very urgent to get the value, please call us or explain to us in your email so that we will regard your inquiry precedence.

four. Can you do ball screw conclude equipment processing?
Indeed. We have a specialist staff having rich knowledge in stop device processing, make sure you supply us the drawing with the tolerance and we will help you to make the ball screws dependent on the drawing.

5. How extended is the guide time for mass generation?
Actually, it relies upon on the purchase amount and the time you spot the purchase. The direct time of MOQ is about 7 to 15 days. Generally speaking, we advise that you commence inquiry 2 months prior to the date you would like to get the products at your country.

Get more in depth information! ! !

Inquiry with us, Now! ! !

We will reply inside of 24 Several hours! ! !





Ball Screws - Proportions, Applications, and Positive aspects

Ball screws are common, light-weight, precision mechanical components. They are commonly used in machinery, gears, and knurled objects. These screw-like areas can be very easily maintained and lubricated utilizing oil. This write-up discusses their proportions, programs, and rewards. The following sections provide further info to help you choose the correct ball screw for your requirements. We'll talk about some of the crucial traits of ball screws and what tends to make them so useful.


A crucial issue with nut-to-ball screw backlash is the capability of the nut to move freely on the threads of the ball screw. To fix this dilemma, a patented remedy was produced. The patent, 4,557,156, describes an modern strategy for preloading ball screws and nuts. By applying a preloading nut, the threads of the ball screw are prevented from transferring back again and forth with the nut.
A mechanical design and style that involves axial engage in requires a great deal of mass, inertia, and complexity. These qualities direct to wear and rust problems. Preloading ball screws utilizing a dynamic system minimizes mechanical complexity by allowing preload to be altered whilst the mechanism is running. This also minimizes the number of mechanical areas and simplifies manufacturing. Hence, the preloading technique of the existing creation is advantageous.
The servo motors utilized in the method keep an eye on the output torque and modify the electrical power to one particular motor in a dynamic way, as a result generating a torque differential in between the balls. This torque differential in turn generates a preload force amongst the ball nuts. The servo motors' output torque is controlled in this way, and the machine's backlash clearance can be specifically managed. Hence, the machine can carry out numerous responsibilities with enhanced precision.
Several prior art strategies for preloading ball screws are explained in depth in FIG. 3. The helical thread grooves of the ball screw 26 and the nut 24 outline a pathway for roller balls to travel along. The stylized damaged line indicates the common position of the axis of the ball roller screw 26. The corresponding ball screws are used in a quantity of apps. This technique might be employed to manufacture custom-sized screws.


Ball screws are mechanical factors that roll balls by means of a groove. Incorrect lubrication can minimize the existence of these screw factors. Improper lubrication can lead to shaft hurt, malfunction, and decreased efficiency. This article discusses the value of correct lubrication and how to do it. You can discover how to properly lubricate ball screws in the pursuing paragraphs. Here are some tips to make certain prolonged-phrase efficiency and safety of ball screws.
The first point you ought to do is determine the kind of lubricant you may be utilizing. Oils are chosen simply because they tend to continue to be inside of the ball nut, and grease can create up in it. Oils also have a tendency to have greater anti-corrosion qualities than grease. Even so, grease is much more very likely to be clogged with particles than oils. So, prior to you select the lubricant that's proper for your screw, make confident you clean it off.
The oil employed in ball screw lubrication have to be utilized at a controlled rate. It can stop metallic-on-metal contact and clear out contaminants as it passes through the ball nut. Even so, oil as a lubricant is expensive and can contaminate the process if it mixes with the reducing fluid. Grease, on the other hand, is affordable, requires much less apps, and does not contaminate procedure fluids.
If you use a artificial oil for lubrication, make confident to choose a viscosity that is suitable for the running temperature. Oil viscosity can improve the temperature of the ball screw assembly, and extreme oil can reduce its lifestyle. A right amount of oil will lessen the temperature of the ball screw assembly, while as well small will increase friction and put on. Use the adhering to guidelines to figure out the correct sum of oil for your screw.


Proportions of ball screws are a quite essential element to take into account when deciding the greatest kind for your software. Complex acceptance situations for ball screws specify the authorized deviations for the duration of acceptance tests. The tolerance course can also adjust, dependent on the demands of a specific software. The pursuing table lists the most important tolerance values for the total range of screw lengths. This desk is a beneficial manual when searching for a specific screw. The desk underneath lists the proportions of frequent ball screws.
The axial load used to a ball screw is .5 x Fpr / 2Fpr. The least screw diameter is acknowledged as the root diameter. The axial load triggers the screw shaft to deform in a specified way (DL1 and DL2). The elastic deflection induced by the load on a ball screw is referred to as its rigidity. This rigidity is important for calculating sizing parameters for a ball screw.
The preload worth of the ball screw impacts the dynamic load ability. A preload of ten per cent is regarded as adequate, even though a worth increased than this may possibly compromise the screw's toughness. In common, a large preload price will consequence in a lower dynamic load capability and greater wear. Even so, the preload benefit have to be calculated with the appropriate screw parameters. This is because a substantial preload worth lowers the screw's sturdiness.
To ensure that your screw fulfills the specified parameters, the dynamic load ability have to be calculated. This is the volume of drive a ball screw will withstand below a specified load. This calculation also consists of toughness checks. If you are using a ball screw for apps that require added strength, it may need a protection aspect. For case in point, if the screw is utilized for double-axial mounting, then the outer ball nut must be inserted into the nut, triggering a secondary load.


The existing creation provides a simple, however hugely powerful way to mount a ball screw. Its absence of insert slots or by means of holes tends to make it simpler to assemble and offers a more uniform nut. The absence of mechanical attributes also minimizes heat therapy issues, and the nut's hardness can be uniformly hardened. As a outcome, the screw's total performance is improved. Here are some examples of apps for ball screws.
Preloading is the procedure of applying force to a ball screw. This increases the rigidity of the screw assembly and eliminates backlash, which is missing movement triggered by clearance amongst the nut and ball. Backlash disrupts repeatability and precision. Spacer preloading entails inserting power in between two ball nuts and transmitting it by means of the grooves. This approach is perfect when preloading is required in big portions. In addition to escalating rigidity, preloading can increase accuracy.
Ball screws demand mindful treatment in their functioning surfaces to prevent contamination. Rubber or leather bellows can be utilized to safeguard their surfaces, even though optimistic air force can be utilized to the screw. Preloading gets rid of backlash, a common issue between screw assemblies. In addition to the several purposes for ball screws, they are also vital to pc-controlled motion-handle systems and wire bonding. And there are several more illustrations. So what are the rewards of making use of these units?
The spring preloading method makes use of a spring in among two ball nuts, applying tensional forces to the ball nuts. This spring produces grooves in the nut's middle, which facilitates recirculation of the balls. The spring preloading system is more compact than the double nut system, but the lengthening of the lead lowers the ball screw's load capacity. Its compact design makes it ideal for tiny clearance assemblies.


In addition to doing maintenance duties yourself, the company of ball screws should provide reverse engineering services that will empower them to determine certain issues. The method of reverse engineering makes it possible for ball screw producers to build new ball screws and elements. In the event that a ball screw is past repair, a producer can usually help save a significant volume of income by repairing it rather of changing it. In addition to fixing a ball screw, the maker need to also provide cost-free analysis solutions for the component. Reconditioning and substitute require the use of new areas, although reloading and alternative substitute the screw.
Executing regimen upkeep checks on ball screw assemblies is vital for keeping optimum performance and extending their support lifestyle. Extra time, abnormal dress in can direct to a variety of issues, which includes backlash, vibration, and ball bearing sounds. In addition, the enhanced friction raises the needed torque for turning a screw, triggering method failure and important downtime. To make sure that a ball screw is fully useful, it need to be checked for wear and sustain the correct lubrication method.
Discoloration or pitting on a ball screw indicates that it is in need of fix. The exact same is accurate if there are chatter marks in the ball groove. Quite often, a ball screw demands a new lubrication seal or wipers. Additionally, it could be missing or in excess of-sporting, which could outcome in long lasting failure. Lastly, too much energy attract could be a signal of inappropriate lubrication or poor installation.
Proper routine maintenance is essential for any machine device. When done correctly, device resources can final many years with ongoing use. Proper treatment and upkeep is crucial to ensure extended existence and optimum efficiency. In addition to bettering device instrument uptime, appropriate upkeep influences the accuracy and repeatability of the stop item. For that reason, high quality machine device producers target on the functionality and toughness of ball screws. They build modern patterns and lubricants to improve the lifespan of their merchandise.

China wholesaler CNC Ball Screw for Machine Made in China     wholesaler China wholesaler CNC Ball Screw for Machine Made in China     wholesaler

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