China supplier Factory Price DIN8 Steel Helical Gear Rack for Machine worm and wheel gear

Product Description

Product Description

Products

Gear rack

Precision grade

DIN5, DIN6, DIN7, DIN8, DIN10

Material

C45 steel, 304SS, 316SS, 40CrMo, nylon, POM

Heat treatment

High frequency,Quenching/Carburization, Teeth hardened

Surface treatment

Zinc-plated,Nickle-plated,Chrome-plated,Black oxide or as you need

Application Machine

Precision cutting machines.

Lathes machine 

Milling machines

Grinders machine

Automated mechanical systems

Automated warehousing systems.

Produce Machine

CNC engine lathe

CNC milling machine

CNC drilling machine

CNC grinding machine

CNC cutting machines

Machining center

Workstyle

Execution is more preferred than empty talk.

Stock Gear Rack Type

Specification

Color

Helical gear rack

M1 15*15*1000mm

White

M1.5 19*19*1000mm

White

M2 24*24*1000mm

White

M3 29*29*1000mm

White

M4 39x39x1000mm

White

Spur gear rak

M1 15*15*1000mm

Black

Rack Assembly

To assemble connected racks more smoothly, 2 ends of a standard rack would add half tooth which is convenient for next half tooth of next rack to be connected to a complete tooth. The following drawing shows how 2 racks connect and tooth gauge can control pitch position accurately.

With regards to connection of helical racks, it can be connected accurately by opposite tooth gauge.

1. When connecting racks, we recommend lock bores on the sides of rack first, and lock bores by the sequence of the foundation. With assembling the tooth gauge, pitch position of racks can be assembled accurately and completely.

2. Last, lock the position pins on 2 sides of rack; the assembly is completed.
 

Test

Use Coordinate Measuring Machine to test the precision and hardness of gear rack and pinion

 

Packaging & Shipping

Small quantity: We will use carton box.

Big quantity: We will use wooden cases.

 

Company Profile

ZheJiang Haorongshengye Electrical Equipment Co., Ltd.

1. Was founded in 2008
2. Our Principle:

“Credibility Supremacy, and Customer First”
3. Our Promise:

“High quality products, and Excellent Service”
4. Our Value:

“Being Honesty, Doing the Best, and Long-lasting Development”
5. Our Aim:

“Develop to be a leader in the power transmission parts industry in the world”
 

6.Our services:

1).Competitive price

2).High quality products

3).OEM service or can customized according to your drawings

4).Reply your inquiry in 24 hours

5).Professional technical team 24 hours online service

6).Provide sample service

Main products

Machines

 

Exbihition

  /* 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

Application: Machinery
Hardness: Hardened Tooth Surface
Gear Position: Internal Gear
Manufacturing Method: Hobbing
Toothed Portion Shape: Spur Gear
Material: Steel
Samples:
US$ 200/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request

helical gear rack

How does the design of the helical gear rack affect its performance?

The design of the helical gear rack plays a crucial role in determining its performance characteristics. Here’s a detailed explanation of how different design aspects of the helical gear rack affect its performance:

  • Tooth Profile: The tooth profile of the helical gear rack significantly influences its performance. The shape and dimensions of the teeth determine factors such as load distribution, contact ratio, smoothness of engagement, and noise generation. An optimized tooth profile ensures efficient power transmission, minimizes stress concentrations, and reduces noise and vibration levels. The choice of tooth profile, such as involute, leads to different performance characteristics and can be tailored to specific application requirements.
  • Pressure Angle: The pressure angle is the angle between the line of action and a line perpendicular to the tooth surface. It affects the load-carrying capacity and efficiency of the gear rack. Higher pressure angles, such as 20 degrees or 25 degrees, provide higher load capacity but may result in lower efficiency due to increased sliding friction. Lower pressure angles, such as 14.5 degrees, offer improved efficiency but have a reduced load capacity. The selection of the pressure angle depends on the specific application’s requirements regarding load capacity, efficiency, and noise considerations.
  • Helix Angle: The helix angle refers to the angle between the tooth and the gear rack’s axis. Helical gear racks have teeth that are cut at an angle, resulting in a helical shape. The helix angle affects the smoothness of tooth engagement and the distribution of forces along the tooth surface. A higher helix angle typically provides smoother and quieter operation but may reduce the gear rack’s load capacity. The selection of the helix angle depends on the desired balance between performance, noise level, and load capacity for a specific application.
  • Module: The module, also known as the diametral pitch, defines the size and spacing of the teeth on the gear rack. It affects the gear rack’s load capacity, strength, and the size of the mating gear. A larger module typically results in stronger teeth and higher load-carrying capacity. However, it may also require larger mating gears and increase the overall size of the gear system. The module is selected based on the specific application requirements, considering factors such as load, speed, space constraints, and desired gear system efficiency.
  • Material: The choice of material for the helical gear rack affects its performance and durability. Common materials used for gear racks include steel, stainless steel, cast iron, and various alloys. The material should have sufficient strength, hardness, and wear resistance to withstand the anticipated loads and operating conditions. The material selection also considers factors such as corrosion resistance, cost, and availability. Proper material selection ensures that the gear rack can perform reliably and maintain its integrity throughout its service life.
  • Manufacturing Quality: The manufacturing quality of the helical gear rack is crucial for its performance. Precise machining and manufacturing processes ensure accurate tooth profiles, correct dimensions, and proper alignment of the gear rack. Good manufacturing practices help in achieving smooth tooth engagement, minimizing backlash, and ensuring consistent performance. High-quality manufacturing also reduces the risk of premature wear, tooth failure, and system inefficiencies.

It’s important to note that the specific design parameters and their impact on performance may vary depending on the application requirements, load conditions, and the overall gear system design. Consulting with gear rack specialists or manufacturers can help in selecting the appropriate design parameters to optimize the gear rack’s performance for a specific application.

In summary, the design of the helical gear rack, including the tooth profile, pressure angle, helix angle, module, material, and manufacturing quality, significantly affects its performance. The design parameters influence load capacity, efficiency, noise level, smoothness of engagement, strength, and overall reliability. A well-designed gear rack ensures efficient power transmission, minimal wear, and reliable performance in a wide range of applications.

helical gear rack

How do helical gear racks handle variations in backlash and precision?

Helical gear racks are designed to handle variations in backlash and precision to ensure accurate and reliable motion control. Here’s a detailed explanation:

  • Backlash Reduction: Backlash refers to the clearance or lost motion between the gear teeth when changing direction. Helical gear racks are known for their ability to minimize backlash compared to other gear types, such as spur gear racks. The inclined teeth of helical gear racks engage gradually with the mating gear, resulting in a smoother and tighter meshing. This gradual engagement helps reduce the effects of backlash, leading to improved precision in motion control systems. Additionally, proper gear design, manufacturing tolerances, and adjustments can further minimize backlash and optimize the performance of helical gear racks.
  • Preload Mechanisms: To further enhance precision and reduce backlash, helical gear racks can be combined with preload mechanisms. Preload mechanisms apply a controlled amount of force or tension to the gear engagement, effectively eliminating or reducing any clearance or backlash between the gear teeth. This approach helps maintain a constant contact between the rack and the mating gear, resulting in improved precision and repeatability. Preload mechanisms can include springs, adjustable shims, or other devices that provide the desired level of force to counteract any potential backlash.
  • High-Quality Manufacturing: Precision and accuracy in helical gear racks are greatly influenced by the quality of manufacturing. High-quality manufacturing processes ensure tight tolerances and proper tooth profiles, resulting in improved precision and reduced variations in backlash. Advanced machining techniques, such as CNC (Computer Numerical Control) machining, can be employed to achieve the required accuracy and consistency in gear rack production. Careful inspection and quality control measures during manufacturing help maintain the desired precision levels and minimize variations in backlash.
  • Alignment and Assembly: Proper alignment and assembly of helical gear racks are crucial for handling variations in backlash and precision. Precise alignment ensures optimal meshing between the gear rack and mating gear, minimizing any misalignments or angular errors that could result in increased backlash. Proper assembly techniques, including torque control and the use of appropriate fasteners, contribute to maintaining the desired precision and reducing variations in gear engagement. Following manufacturer guidelines and best practices for gear rack installation ensures the optimal performance of the system and minimizes backlash-related issues.
  • Regular Maintenance and Lubrication: Regular maintenance and proper lubrication are essential for maintaining the performance and precision of helical gear racks. Adequate lubrication reduces friction, wear, and variations in backlash by providing a protective film between the gear teeth. It helps ensure smooth and consistent motion, enhancing precision and reducing variations. Regular inspection, cleaning, and lubrication of the gear rack system are necessary to prevent any degradation in performance and to address any potential issues promptly.

By employing these approaches, helical gear racks can effectively handle variations in backlash and precision, enabling accurate and reliable motion control. Minimizing backlash, utilizing preload mechanisms, high-quality manufacturing, precise alignment and assembly, as well as regular maintenance and lubrication, contribute to achieving the desired precision and minimizing any variations that could affect the overall performance of the gear rack system.

helical gear rack

Can you explain the typical applications of helical gear racks in machinery?

Helical gear racks find a wide range of applications in various machinery and systems where precise linear motion control is required. Here’s a detailed explanation of the typical applications of helical gear racks:

  • CNC Machines: Helical gear racks are commonly used in Computer Numerical Control (CNC) machines. These machines require precise and accurate linear positioning of the tool or workpiece. The helical gear rack, along with a mating helical gear, enables smooth and precise linear motion control in CNC machines, allowing for high-precision cutting, milling, and drilling operations.
  • Robotics: Helical gear racks play a crucial role in various robotic systems. They are used in robot arms and gantry systems to provide controlled linear motion for tasks such as pick-and-place operations, assembly, and material handling. The smooth operation and precise positioning offered by helical gear racks contribute to the overall performance and accuracy of robotic systems.
  • Automation Systems: Helical gear racks are widely utilized in automation systems where linear motion control is essential. These systems can include conveyor systems, packaging equipment, printing machines, and more. Helical gear racks enable precise movement, synchronization, and positioning of components and materials in automated processes, ensuring efficient and reliable operation.
  • Machine Tools: In various machine tools such as lathes, milling machines, and grinding machines, helical gear racks are employed for precise longitudinal or transverse movement of the cutting tool or workpiece. The helical gear rack, along with a mating gear, enables accurate and repeatable motion control, contributing to the quality and precision of machined parts.
  • Industrial Machinery: Helical gear racks are found in a wide range of industrial machinery applications. This includes equipment used in the textile industry, packaging industry, printing industry, woodworking machinery, and more. These machines often require controlled linear motion for feeding, cutting, folding, or other operations, and helical gear racks provide the necessary motion transmission and accuracy.
  • Medical Equipment: Helical gear racks are utilized in various medical equipment and devices. They can be found in imaging systems, diagnostic equipment, robotic surgery systems, and other medical devices that require precise and controlled linear motion. Helical gear racks contribute to the accurate positioning and movement of components and instruments in medical applications.

In summary, helical gear racks are commonly employed in machinery and systems where precise linear motion control is crucial. Their applications range from CNC machines and robotics to automation systems, machine tools, industrial machinery, and medical equipment. The smooth operation, precise positioning, and load distribution provided by helical gear racks contribute to the overall performance, accuracy, and reliability of these machinery applications.

China supplier Factory Price DIN8 Steel Helical Gear Rack for Machine worm and wheel gearChina supplier Factory Price DIN8 Steel Helical Gear Rack for Machine worm and wheel gear
editor by CX 2024-04-11

Tags:

Recent Posts