China factory CHINAMFG Metric Thread Miniature Ball Screw with Single Nut for Defense Industry (GLR Series, Lead: 1mm, Shaft: 8mm)

Product Description

GLR Series Single Nut Ball Screw with Metric Thread (C5/Ct7/Ct10) 
 

Table of Shaft dia. and Lead combination for Rolled Ball Screw
  Lead (mm)  
0.5 1 1.5 2 2.5 3 4 5 6 8 10 12 15 20 30
Shaft dia (mm) 4   /   /                      
5             /                
6   /   /         /   /        
8   /   / /     /   / / /      
10       /   / / / /   / / / /  
12       /             /        
13                       / / /  
14       /     /                
15               /     /     /  
16                              

Accuracy Class & Axial Clearance
 
Accuracy grade of GLR series(single nut ball screw with metric thread)are based on C5,Ct7 and Ct10(JIS B 1192-3). According to accuracy grade, Axial play 0.005(Preload :C5),0.02(Ct7) and 0.05mm or less(Ct10).

Material & Surface Hardness
 
GLR series (single nut ball screw with metric thread)of screw shaft screw material S55C (induction hardening), nut material SCM415H (carburizing and hardening), the surface hardness of the ball screw part is HRC58 or higher.

Shaft End Shape
 
The shaft end shape of the GLR series (single nut ball screw with metric thread) has been standardized.

Application:

1. Medical industry
2.Lithium battery industry
3.Solar photovoltaic industry
4. Semi conductor Industry
5. General industry machinery
6. Machine tool
7. Parking system
8. High-speed rail and aviation transportation equipment
9. 3C industry etc

Technical Drawing

Specification List

 

FACTORY DETAILED PROCESSING PHOTOS
 

HIGH QUALITY CONTROL SYSTEM

FAQ

1. Why choose CHINAMFG China?

  Over the past 14 years, CHINAMFG has always insisted that “products and services” start from Japanese industry standards,taking ZheJiang standards as the bottom line, actively invest in the development of new transmission components and self-experiment and test. With the service tenet of “exceeding customer expectations”, establish a “trusted” partnership.

2. What is your main products ?

We are a leading manufacturer and distributor of linear motion components in China. Especially miniature size of Ball Screws and Linear Actuators and linear motion guideways.  Our brand “KGG” stands for ” Know-how,” ” Great Quality,” and ” Good value”  and our factory is located in the most advanced  city in China: ZheJiang  with the best equipment and sophisticated technology, completely strict quality control system. Our aim is to supply world leader class linear motion components but with most reasonable price in the world.

3. How to Custom-made (OEM/ODM)?

If you have a product drawing or a sample, please send to us, and we can custom-made the as your required. We will also provide our professional advices of the products to make the design to be more realized & maximize the performance.

4. When can I get the quotation?
 
 We usually quote within 24 hours after we get your inquiry. If you are very urgent to get the price,please call us or tell us in your email so that we will regard your inquiry priority.

5. How can I get a sample to check the quality?

 After confirmation of our quoted price, you can place the sample order. The sample will be started after you CHINAMFG back our detailed technical file. 

6. What’s your payment terms?

  Our payment terms is 30% deposit,balance 70% before shipment. /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Precision: C5
Screw Diameter: 8mm
Flange: With Flange
Nut Number: Single
Rows Number: 3-Row
Nut Type: Single Nut Ball Screw with Metric Thread
Customization:
Available

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worm screw

Can worm screws be used for high torque applications?

Yes, worm screws can be used for high torque applications. The design of a worm screw mechanism allows for efficient torque transmission and multiplication, making it suitable for applications that require high torque output. Here are some key points to consider regarding the use of worm screws in high torque applications:

  1. Gear Reduction: One of the primary advantages of a worm screw mechanism is its ability to provide a significant gear reduction in a single stage. The helical threads of the worm screw and the meshing teeth of the worm wheel create a high reduction ratio, which results in a lower output speed and higher output torque. This gear reduction capability allows worm screws to generate and transmit substantial torque, making them well-suited for high torque applications.
  2. Efficiency: While worm screws can provide high torque output, it’s important to consider the mechanical efficiency of the system. The efficiency of a worm screw mechanism can vary depending on factors such as the materials used, lubrication, and design parameters. However, compared to other gear systems, worm screw mechanisms tend to have lower efficiency due to inherent friction between the threads and teeth. It’s crucial to ensure that the efficiency of the worm screw mechanism meets the requirements of the specific high torque application.
  3. Load Holding: Another advantage of worm screws is their self-locking property. Due to the helical shape of the threads, the worm screw has a wedging effect on the worm wheel, which provides resistance against backward rotation. This self-locking feature allows worm screws to hold loads in a fixed position without the need for additional braking mechanisms. In high torque applications where load holding is required, worm screws can provide reliable and secure positioning.
  4. Material Selection: The materials used for the worm screw and worm wheel should be carefully selected to withstand high torque loads. Both components should have sufficient strength and wear resistance to handle the transmitted torque without deformation or premature failure. Depending on the specific application requirements, materials such as hardened steel, bronze, or other alloys may be chosen to ensure the durability and performance of the worm screw assembly.
  5. Lubrication and Maintenance: Proper lubrication is crucial for the smooth operation and longevity of a worm screw mechanism, especially in high torque applications. Adequate lubrication helps reduce friction, wear, and heat generation between the contacting surfaces, ensuring efficient torque transfer. Regular maintenance, including monitoring lubricant levels and replenishing or replacing the lubricant as needed, is essential to maintain optimal performance and prevent premature wear or failure.

Overall, worm screws can be effectively used in high torque applications, thanks to their gear reduction capabilities, load-holding properties, and efficient torque transmission. However, it’s important to carefully consider factors such as mechanical efficiency, material selection, lubrication, and maintenance to ensure that the worm screw mechanism can meet the specific requirements and demands of the high torque application.

worm screw

What are the latest innovations in worm screw design and materials?

In recent years, there have been several notable innovations in worm screw design and materials that aim to improve performance, efficiency, durability, and overall functionality. Here are some of the latest advancements in this field:

  • Advanced Materials: One of the significant trends in worm screw design is the use of advanced materials. Manufacturers are exploring materials with enhanced strength, wear resistance, and fatigue properties. For example, advanced alloys and composite materials are being employed to improve load capacity, reduce weight, and increase the longevity of worm screws. Additionally, advancements in material science and engineering are leading to the development of self-lubricating materials, which can minimize friction and improve efficiency by reducing the need for external lubrication.
  • Improved Thread Geometries: Innovations in thread geometries have focused on optimizing load distribution, reducing friction, and improving efficiency. Researchers and engineers are developing novel thread profiles and forms that enhance contact between the worm screw and the worm wheel. These designs help minimize backlash, increase load-carrying capacity, and improve overall system performance. Additionally, advancements in computer simulations and modeling techniques enable more accurate analysis and optimization of thread geometries for specific applications.
  • Surface Treatments and Coatings: Surface treatments and coatings are being applied to worm screws to enhance their performance and durability. For instance, advanced coatings such as diamond-like carbon (DLC) coatings or specialized lubricious coatings help reduce friction, improve wear resistance, and minimize the need for external lubrication. Surface treatments like nitriding or carburizing can improve hardness and provide resistance against abrasive wear, increasing the lifespan of worm screws.
  • Precision Manufacturing: Innovations in manufacturing processes and technologies have enabled the production of worm screws with higher precision and tighter tolerances. Advanced machining techniques, such as CNC grinding and high-precision gear hobbing, allow for the creation of worm screws with superior dimensional accuracy, improved surface finish, and better tooth profile control. These manufacturing advancements contribute to enhanced performance, reduced backlash, and increased overall system efficiency.
  • Computer-Aided Design and Simulation: The use of computer-aided design (CAD) software and simulation tools has revolutionized worm screw design and optimization. Engineers can now create virtual models, simulate the behavior of worm gear systems, and analyze various design parameters to optimize performance before physical prototypes are manufactured. This iterative design process helps reduce development time, minimize costs, and improve the final design and performance of worm screws.
  • Integration with Digitalization and Automation: The integration of worm gear systems with digitalization and automation technologies is another area of innovation. Worm screws are being designed to work seamlessly with sensor technologies, allowing for real-time monitoring of performance parameters such as temperature, vibration, and load. This data can be utilized for predictive maintenance, condition monitoring, and optimization of the overall system performance.

It’s important to note that the field of worm screw design and materials is continuously evolving, and new innovations are being introduced regularly. Keeping up with the latest research, advancements, and industry developments is crucial for engineers, designers, and manufacturers involved in worm gear system applications.

worm screw

How does a worm screw mechanism work?

A worm screw mechanism, also known as a worm gear mechanism, is a type of power transmission system that consists of a worm screw and a worm wheel. It is designed to transmit motion and power between non-parallel shafts. The mechanism works based on the interaction between the helical threads of the worm screw and the teeth of the worm wheel. Here’s a detailed explanation of how a worm screw mechanism works:

  1. Structure: The worm screw is a cylindrical shaft with a helical thread wrapped around it, resembling a screw. The worm wheel, also known as a worm gear, is a gear with teeth that mesh with the threads of the worm screw. The orientation of the worm screw and the worm wheel is such that the axes of rotation are perpendicular to each other.
  2. Motion Transmission: When the worm screw is rotated, its helical threads engage with the teeth of the worm wheel. As the worm screw rotates, it drives the worm wheel to rotate as well. The helical shape of the worm screw and the teeth of the worm wheel allow for motion transmission perpendicular to the axis of the worm screw.
  3. Gear Reduction: One of the key characteristics of a worm screw mechanism is its ability to provide a significant gear reduction. The helical threads of the worm screw and the meshing teeth of the worm wheel create a high reduction ratio in a single gear stage. This means that a small rotation of the worm screw can result in a substantial rotation of the worm wheel. The gear reduction enables the worm screw mechanism to generate high torque output at the worm wheel.
  4. Self-Locking: A notable feature of the worm screw mechanism is its self-locking property. Due to the helical shape of the threads, the worm screw has a wedging effect on the worm wheel. This means that the worm wheel cannot easily rotate the worm screw. Instead, the worm screw tends to hold its position without the need for additional braking mechanisms. The self-locking feature makes the worm screw mechanism suitable for applications that require holding loads in a fixed position.
  5. Efficiency and Backlash: The efficiency of a worm screw mechanism can vary depending on factors such as the materials used, lubrication, and design parameters. However, compared to other gear systems, worm screw mechanisms tend to have lower efficiency due to inherent friction between the threads and teeth. Additionally, worm screw mechanisms may exhibit a certain amount of backlash, which refers to the slight play or clearance between the threads and teeth. Backlash can affect precision and introduce a small amount of lost motion in the system.
  6. Applications: Worm screw mechanisms find applications in various industries and machinery where motion transmission at right angles and high gear reduction ratios are required. Common applications include conveyor systems, lifting mechanisms, winches, automotive steering systems, robotics, and machine tools.

The worm screw mechanism offers a unique combination of motion transmission, gear reduction, and self-locking capabilities, making it suitable for specific applications where precise control, high torque output, and the ability to hold loads are essential.

China factory CHINAMFG Metric Thread Miniature Ball Screw with Single Nut for Defense Industry (GLR Series, Lead: 1mm, Shaft: 8mm)  China factory CHINAMFG Metric Thread Miniature Ball Screw with Single Nut for Defense Industry (GLR Series, Lead: 1mm, Shaft: 8mm)
editor by Dream 2024-05-17

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