Factory CNC Lead Screw Rotating Nut C7 Precision Ground Ballscrew Sfu Sfnu Dfu Sfs Sfy Sfe Sfi 1204 1605 2505 Rolled Miniature Ball Screw with End Machined

Product Description

Product Description

Ball Screw and Nut details

A ball screw is a mechanical device used to convert rotational motion into linear motion with high efficiency and precision. It consists of a screw shaft and a nut that contains balls. The balls roll between the screw threads and the nut, reducing friction and allowing for smoother motion compared to traditional lead screws.Key Features as following:
-High Efficiency: Ball screws can achieve efficiency rates of 90% or higher, mainly due to the rolling contact between the balls and the screw thread.
-Precision: They are capable of providing high accuracy in positioning, making them ideal for applications requiring tight tolerances.
-Load Capacity: Ball screws can support both axial and radial loads, making them versatile in various applications. -Low Backlash: Some designs can minimize backlash, which is crucial for applications where precision is critical.
-Longevity: With proper lubrication and maintenance, ball screws can have a long operational life.
WAHT CAN WE SUPPLY FOR YOU ABOUT BALL SCREW?

-1.We provide many different types of ball screws and screw nuts, like SFU,SFK,SFS,SFI,SFY,SFA,DFU,DFI series and so on.Each series has its own characteristics. The following table list all regular models and the differences in appearance and characteristics between different models for your reference. 

-2.We are able to machine the two end sides of ball screws shaft according to your requirements.
For example,keywey,threading,drilled and tapped ,milling flat, ring groove ,right and left thread butt-joined and so on.Our service center is at your disposal for machining of screw shafts according to your request or your drawing. You will be satisfied with our service.

-3.We have full range of products what can be matched with ball screws.We provide one-stop service.
We are able to match for you completely, including machinning ball screw, ball screw nut, Motor seat,Nut housing/Nut Bracket, shaft coupling, end support unit FK FF BK BF EK EF and servo motor,stepper motor.

Installation Instructions

Ball Screw Assembly

A ball screw assembly consists of several key components that work together to convert rotational motion into linear motion. Here's an overview of the main parts and the assembly process as our vedio.

Screw Shaft: The main component that rotates. It has a helical groove that allows for the movement of the balls.
Ball Nut: Contains the balls and is designed to fit over the screw shaft. It converts the rotational motion of the screw into linear motion.
Balls: These are the rolling elements that reduce friction between the screw and nut, enabling smooth motion. End Caps: Used to hold the balls in the ball nut and prevent them from falling out.
Housing: Provides support and alignment for the screw and nut assembly.
Support Bearings: Used to stabilize the screw shaft and reduce axial play.

STEP 1: Assembly Process Preparation: Gather all components and tools needed for assembly, such as wrenches, grease, and alignment tools.
STEP 2: Insert Balls into the Nut: Place the balls into the ball nut. Ensure they are evenly distributed and fit snugly in their designated grooves.
STEP 3: Attach End Caps: Securely attach the end caps to the ball nut to keep the balls in place.
STEP 4 : Align the Ball Screw and Nut: Position the ball screw and nut in line with the intended assembly. Ensure that the screw is properly oriented for smooth operation.
STEP 5: Install the Ball Nut: Slide the ball nut onto the screw shaft, ensuring that the balls engage with the helical grooves of the screw.
STEP 6: Secure the Assembly: Tighten any necessary fasteners to secure the ball nut and screw in place. Ensure that the assembly is free of play and can rotate smoothly.
STEP 7: Install Support Bearings: Place the support bearings at both ends of the screw to provide stability and reduce axial movement.
STEP 8: Lubrication: Apply appropriate lubrication to the screw and nut to ensure smooth operation and reduce wear.
STEP 9 : Testing: Rotate the screw to check for smooth motion. Ensure there are no binding or excessive friction points. 

Proper assembly of a ball screw is crucial for its performance and longevity. Following following steps will help ensure that the assembly functions smoothly and efficiently in its intended application.Regular maintenance and lubrication will also enhance the lifespan and performance of the ball screw assembly.

Ball Screw VS Lead Screw

BALL SCREW VS LEAD SCREW

Ball screws and lead screws are both used for converting rotational motion into linear motion, but they have distinct differences in design, performance, and applications.How can we choose from the two ? Here's a comparison:

1. Mechanism

• Ball Screws: Utilize balls that roll between the screw and nut, minimizing friction.
• Lead Screws: Use sliding contact between the screw threads and the nut, resulting in higher friction.

2. Efficiency

• Ball Screws: Typically have an efficiency of 90% or higher due to reduced friction.
• Lead Screws: Generally have an efficiency of 30% to 70%, depending on the design and materials used.

3. Precision and Accuracy

• Ball Screws: Offer higher precision and are ideal for applications requiring tight tolerances.
• Lead Screws: May have more backlash and lower accuracy, making them less suitable for high-precision applications.

4. Load Capacity

• Ball Screws: Can handle higher loads due to their rolling contact design.
• Lead Screws: While they can also support loads, they are typically limited compared to ball screws.

5. Backlash

• Ball Screws: Can be designed to minimize backlash, crucial for precise positioning tasks.
• Lead Screws: Usually have more inherent backlash due to the sliding contact.

6. Cost

• Ball Screws: Generally more expensive due to their complex design and manufacturing.
• Lead Screws: Typically less expensive and simpler to manufacture.

7. Applications

• Ball Screws: Commonly used in CNC machines, robotics, and applications requiring high precision and speed.
• Lead Screws: Often found in simpler applications like small machinery, manual adjustments, and less demanding environments.

Comparison Conclusion:

In summary, ball screws are preferred in high-performance applications where efficiency, precision, and load capacity are critical, while lead screws are suitable for simpler, cost-effective solutions with less demanding requirements.

Product Parameters

15 YEARS MANUFACTURING AND EXPORTING EXPERIENCE OF LINEAR MOTION PRODUCTS
Established in 2009, Suzhou Weipeng Precision Machinery Co., Ltd. is located inSuzhou, a beautiful and dynamic city in eastern coast of China. We're a manufacturingcompany specialized in the production of hydraulic chrome plated piston rods, linear motion shafts and all lead screws, incuding ball screw and trapezoidal lead screw. In order to be a comprehensive supplier of linear motion parts, we expand our production and engage in mastering a variety of linear motion products, such as linear guide rail and blocks HG/EG/RG/MG series, dual axis wheel linear rail and cross roller guide and linear motion bearings, bronze bushings, as well as pinion and rack. We handle all souring and manufacturing activities and we have rich exporting experience and excellent after-sales service. We build long-term cooperation with clients in more than 60 countries and regions worldwide. We provide OEM /ODM services as well. 

FAQ

Q1: Are you a manufacturer?

Yes, we have been in manufacturing and providing excellent linear motion parts for customers more than 12 years.

Q2: How long could you prepare samples?
Ans:Normally 1days if we have the sample onhand.lf customized one,about a week around.

Q3: How about batch order production?
Ans: Normally 30days or so for one container.

Q4: Do you inspect the finished products?
Ans:Yes, we will do inspection according to lSO standard and ruled by our QC staff.

Q5: How do you ship the goods?
Ans: By sea, by air by truck or by courier (UPS/DHL/Fedex/TNT etc.)

Q6: What advantage do you have?
Ans:
1.We have professional engineers,customers can expect the best possible advice and support.
2.Related responsible team to answer all your questions and follow-up process for you and do update in time.
3.Strict and standard process control according to Quality Management System.
4.Documents support on products, we have strong technical data sheet to support our products, which could make you easier to know our products.