Ball Screw Nuts
Your Professional Ball Screw Nuts Supplier
As a leading linear guide R&D, production, and sales company, we focus on high - precision products. Our 14,000-square-meter modern factory in Shuigai Industrial Park, Lishui City, Zhejiang Province, has standard workshops and advanced equipment. We also have precision testing instruments and a precision processing workshop with temperature and humidity control. At Zhejiang Baili Guide Rail Co., Ltd. we firmly believe that corporate culture is the driving force behind sustainable growth.
Our factory
in one-stop service
In the world of advanced automation, every micron of movement counts. The precision, reliability, and smoothness of your linear motion components are not just specifications—they are the bedrock of your machinery's performance, efficiency, and reputation.
At Zhejiang Baili Linear Guide Co., Ltd., we understand this fundamental truth. For years, we have dedicated ourselves to mastering the art and science of linear motion, empowering innovators and industry leaders across the globe to build faster, smarter, and more reliable automated systems.
This introduction is more than just a company profile; it's an invitation to explore a partnership built on engineering excellence, unwavering quality, and a shared commitment to pushing the boundaries of what's possible. Discover how our solutions can become the driving force behind your success.
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Why Choose Us
Production Market
Our company has successfully expanded its footprint across global industrial markets, with our precision linear motion products serving clients in 30+ countries and regions.
Our Service
With continuous R&D investment, we maintain an expanding catalog of motion control solutions while offering OEM/ODM services to meet specialized application challenges.
Our Certificate
Certified by ISO 9001, we serve global clients in automation, medical, and new energy industries with customized solutions, rigorous quality control, and innovative R&D.
Our Factory
With over 20 years of expertise, our factory features advanced CNC machining, precision grinding, and automated assembly lines to produce high-quality linear guides, ball screws, and motion modules.
Advantages of Ball Screw Nuts
Improve Transmission Accuracy
Double nut ball screws achieve movement through two nuts configured up and down, which can effectively reduce the gap during transmission. Since the two nuts can produce uniform force distribution, the gap and reverse clearance caused by the single nut can be eliminated, thereby improving the transmission accuracy.
Reduce Rolling Friction and Improve Efficiency
During the operation of traditional screws, due to the existence of friction, it is easy to cause energy loss. The design of the double nut ball screw allows the steel ball to roll between the nut and the screw, which greatly reduces the friction.
Improve Load Capacity
The design of the double-nut ball screw enables it to carry a large load. The parallel design of the two nuts enables it to disperse the load and reduce the pressure per unit area, which can improve its load-bearing capacity.
Extend Service Life
Since the double nut ball screw has less friction during operation, it also has relatively less wear. By using high-quality materials and a good lubrication system, the service life of this screw can be significantly extended compared to traditional screws.
Low Noise and Low Vibration
The use characteristics of the double nut ball screw make it relatively quiet and vibrate during operation. Because the movement of the ball is lower than the noise and vibration generated by sliding friction, especially at high speeds, the noise is even smaller.
Better Thermal Stability
During operation, heat generated by friction is inevitable. Because the double nut ball screw has less friction and generates relatively less heat, it can maintain good thermal stability. This allows it to maintain good working performance during long-term high-load operation.
Specification
|
Product name |
Lead Screw |
|
Keyword |
Trapezoidal Screw |
|
Feature |
Long operating Life |
|
Length |
Customized Length |
|
MOQ |
1 PCS |
|
Usage |
Auto-mation System |
Types of Ball Screw Nuts
Single Nut
The single nut is the most basic type of ball screw nut. It's simple in design and easy to install. It consists of a single nut body with a series of ball grooves inside. The balls roll between the screw shaft and the nut, converting rotational motion into linear motion.
Double Nut
If you need more precision, double nuts are the way to go. A double nut consists of two nuts placed close together on the screw shaft. There are a few different ways to configure double nuts.
Flanged Nut
Flanged nuts have a flange, or a flat, protruding rim, on one end. This flange provides additional support and stability. It can be used to mount the nut to a machine component, such as a slide or a carriage.
Miniature Nut
As the name suggests, miniature nuts are small in size. They're designed for applications where space is limited. Miniature ball screw nuts are commonly used in medical devices, such as dental equipment and small - scale laboratory instruments.
High - Speed Nut
High - speed nuts are optimized for applications that require fast linear motion. They're designed to reduce friction and heat generation, which are common problems at high speeds.
Self - Aligning Nut
Self - aligning nuts are designed to compensate for any misalignment between the screw shaft and the nut. They can automatically adjust their position to ensure that the balls roll smoothly between the screw and the nut.
Each Ball Screw Nuts style mounts in a different way
Threaded Ball nut mounting
Threaded ball nuts have a thread on one end. A plate or mounting block can be tapped to accept this thread. Once the nut is threaded into the mounting the threads can be pinned or secured to keep the nut in that position. Orientation of the nut is more critical on ball nuts with external returns where clearance with other structures on the machine may be an issue.
Flanged ball nut mounting
Flanged ball nuts are mounted to a plate or block using bolts through the provided holes. The mount must be bored to let the screw pass. Often the mount is bored to allow the ball nut housing to mount inside it to save space. Some ball nuts are even made with a precision machined diameter just behind the flange to aid in aligning the nut inside the mount.
Cylindrical ball nut mounting
Cylindrical ball nuts are mounted into housings specially designed and bored to hold the nut. A keyway is provided in the nut to mate with the housing to keep the nut from rotating in the housing. A method of retaining the nut into the bore must be designed into the housing.
maintain of Ball Screw Nuts
Choose appropriate lubricant: Use bearing oil or grease containing lubricant to ensure that the lubricant can be filled on the steel ball and the ball groove, and it is better to directly oil the nut. The selection of lubricant should take into account the working conditions of the ball screw and nut, such as temperature, speed, load, etc.
Regular lubrication: Add an appropriate amount of lubricant to the ball screw and nut regularly to maintain its good lubrication state. Check the quality and quantity of lubricants regularly, and replace or replenish them in time.
Precise installation: Ensure the installation accuracy of ball screws and nuts to avoid collisions and scratches during installation. Use special installation tools and methods to ensure that the clearance between the outer diameter of the screw shaft end and the nut is moderate.
Preload adjustment: According to the application scenario and load conditions, reasonably adjust the preload force of the ball screw. The adjustment of the preload force should ensure that there is no gap between the screw and the nut, while avoiding abnormal wear caused by overtightening.
Regular cleaning: Regularly clean the dirt and impurities on the surface of the ball screw and nut to keep them clean. Use special cleaning agents and tools to avoid damage to the ball screw and nut.
Inspection and maintenance: Regularly check the wear of the ball screw and nut to find and deal with potential problems in time. Replace severely worn parts to ensure stable operation of the system.
Strictly control the load: The design of the ball screw and nut has its rated load limit and should be used strictly in accordance with regulations. Avoid long-term overload operation to avoid excessive pressure on the ball screw and nut and accelerate its wear process.
Optimize working conditions: Try to avoid the ball screw and nut working under harsh conditions such as high temperature, high humidity, and corrosive environment. Optimize the working conditions of the ball screw and nut by improving the design or adding protective measures.
Shipping
FAQ
Find professional ball screw nuts manufacturers and suppliers in China here! We warmly welcome you to buy discount ball screw nuts for sale here and get pricelist from our factory. Also, customized service is available.
ball screw nuts, SFU Nut, SFY Nut