China factory High Quality Industrial Engraving Spur Helical M1 M1.5 M2 M2.5 M3 M4 M5 M6 M8 Steel Gear Rack for CNC Machine bevel gear set

Product Description

Product Description

Features
1. Available in sizes in Module1.5/2/3/4/5/6/7/8/9/10

2. Repeatability of up to ± 0.01mm

3. Powerful rack and pinion drives for reliable movements.

4. Extremely compact frame with high inherent stiffness

5. It is designed for  high-temperature resistance, long service life.

6. Rigidness improved, Smaller size, Easy to maintain,  Improve accuracy, Easy assemble, etc.

Operation
1. The operation conditions need to be within the rated values as shown in the technical information.

2. Avoid dust, debris, and any foreign objects from entering the rack and pinion return system.

3. The operational temperature should be under 80 ºC. In high-temperature environments above 80ºC.

4. If the product can be used in a special environment, such as vacuum, vibration,
clean room, corrosive chemicals, organic solvents, extremely high or low temperatures, humidity, liquid splashes,
oil drops or mist, high salt, heavy load, vertical or cantilever installations. Please Confirm first with TOCO.

5. For vertical installations, when loaded, there is a possibility that the slider may fall. We recommend adding
proper braking and ensure functionality before the operation.

Maintenance
1. Lubricate the product before the initial use. Note the type of grease used and avoid mixing different types together.

2. For normal operating conditions, it is recommended to check the operation every 100km, clean and supply grease CHINAMFG the rack and pinion.

Brand TOCO
Model Rack and pinion
Size customize Module1.5/2/3/4/5/6/7/8/9/10
HS-CODE 8483900090
Items packing Plastic bag+Cartons Or Wooden Packing
Payment terms T/T, Western Union
Production lead time 15 business days for sample, 35 days for the bulk
Keyword Rack and pinion
Application 1. Automatic controlling machine
2. Semi-conductor industry
3. General industry machinery
4. Medical equipment
5. Solar energy equipment
6. Machine tool
7. Parking system
8. High-speed rail and aviation transportation equipment, etc.

Catalogs

Package & Shipping
1.Package: Carton or wooden case.
2.Delivery time: 15 days after receiving payment.
3.Shipping: by express (DHL, TNT, FedEx, etc.) or by sea.

TOCO Exhibition

ZheJiang brand registered trademark, High-Tech Enterprise, letter patents, and ISO.

FAQ :

1. Service :
a. Help customers to choose the correct model, with CAD & PDF drawing for your reference.
b. Professional sales team, make your purchase smooth.

2.payment : 
Sample order: We require 100% T/T in advance. sample express need request pay by clients
Bulk order: 30% T/T in advance, balance by T/T against copy of B/L.T/T, Paypal, Western Union is
acceptable.

3.Delivery : 
sample: 5-10 business days after payment confirmed. 
Bulk order:10-20 workdays after deposit received.

4. Guarantee Time
CHINAMFG provides a one-year quality guarantee for the products from your purchase date, except for
the artificial damage.

5.After sale-Service 
During the warranty period, any quality problem of the CHINAMFG product, once confirmed, we will
send a new 1 to replace.  /* 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, CNC Machinery
Hardness: Hardened Tooth Surface
Gear Position: External Gear
Manufacturing Method: Rolling Gear
Toothed Portion Shape: Straight/Helical
Material: Stainless Steel
Samples:
US$ 20/Piece
1 Piece(Min.Order)

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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 contribute to efficient power transmission?

Helical gear racks play a significant role in achieving efficient power transmission in mechanical systems. They offer several design features and characteristics that contribute to the efficient transfer of power. Here’s a detailed explanation:

  • Tooth Engagement: Helical gear racks provide continuous contact between the gear teeth during operation. Unlike spur gear racks, which have a straight tooth profile, helical gear racks have teeth that are cut at an angle (helix angle) to the gear axis. This angled tooth profile enables gradual and smooth engagement with the mating helical gear, reducing the impact of sudden contact and minimizing noise and vibration. The continuous tooth engagement ensures a larger contact area between the gear rack and gear, leading to improved load distribution and power transmission efficiency.
  • Load Distribution: The helical tooth profile of gear racks allows for load distribution across multiple teeth. As the gear rotates, the inclined teeth of the gear mesh with the helical gear rack, and the load is shared among several teeth simultaneously. This distributed load-carrying capability helps reduce stress on individual teeth, minimizing the risk of tooth wear, fatigue, and potential failure. By distributing the load, helical gear racks can handle higher torque and transmit power more efficiently.
  • Reduced Sliding Friction: The helical tooth profile also contributes to reducing sliding friction between the gear teeth. As the helical gear rotates, the inclined teeth smoothly slide against the mating gear rack’s teeth. This sliding action helps distribute the lubricating film across a larger contact area, minimizing frictional losses and heat generation. The reduced sliding friction improves the mechanical efficiency of the gear system, allowing for more effective power transmission.
  • Backlash Reduction: Backlash refers to the clearance or lost motion between the gear teeth when changing direction. Helical gear racks help reduce 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 reduced backlash improves the accuracy and responsiveness of the power transmission system, contributing to overall efficiency.
  • Choice of Materials and Lubrication: The choice of materials for helical gear racks, as well as proper lubrication, also play a role in efficient power transmission. High-quality materials with good wear resistance and strength ensure minimal energy losses due to friction and wear. Additionally, proper lubrication helps reduce friction, dissipate heat, and protect against excessive wear, enhancing the overall efficiency and durability of the gear system.

By incorporating these design features and characteristics, helical gear racks contribute to efficient power transmission by reducing noise and vibration, improving load distribution, minimizing sliding friction and backlash, and ensuring proper lubrication. These factors collectively enhance the mechanical efficiency of the gear system, enabling effective power transfer in various applications.

helical gear rack

What are the primary components and design features of a helical gear rack?

A helical gear rack consists of several primary components and design features that enable its functionality and performance. Here’s a detailed explanation of the primary components and design features of a helical gear rack:

1. Rack Body:

The rack body is the main component of a helical gear rack. It is a long, straight bar or rail that serves as the foundation for the gear teeth. The rack body is typically made of high-strength materials such as steel or alloy to withstand the forces and loads experienced during operation.

2. Teeth:

The teeth are the essential components of a helical gear rack. Unlike straight gear racks, the teeth of a helical gear rack are cut at an angle or helix to the rack’s axis. The helical teeth have a curved shape, resembling the teeth of a helical gear. The helical tooth design provides several advantages, including smoother operation, reduced noise, and improved load distribution.

3. Tooth Profile:

The tooth profile of a helical gear rack determines the shape and dimensions of the teeth. It is carefully designed to ensure proper engagement and meshing with the mating gear. The tooth profile includes parameters such as the tooth height, tooth thickness, tooth angle, and pitch. The tooth profile is crucial for achieving accurate and reliable motion transmission between the rack and the mating gear.

4. Pitch:

The pitch of a helical gear rack refers to the distance between corresponding points on adjacent teeth, measured along the pitch line. It determines the linear travel distance of the rack per revolution of the mating gear. The pitch of a helical gear rack is crucial for achieving precise linear motion control and synchronization with the mating gear.

5. Helix Angle:

The helix angle is the angle at which the teeth of a helical gear rack are cut relative to the rack’s axis. It determines the direction and inclination of the teeth. The helix angle is typically specified in degrees and affects the smoothness of operation, load distribution, and axial thrust forces generated by the gear rack.

6. Mating Gear:

The helical gear rack is designed to engage with a mating gear to transmit motion. The mating gear is typically a helical gear that meshes with the teeth of the rack. The design and specifications of the mating gear must be compatible with the helical gear rack to ensure proper meshing, efficient power transmission, and reliable motion control.

7. Mounting and Support:

The helical gear rack requires appropriate mounting and support to ensure stability and proper alignment. Mounting brackets or fixtures are used to secure the rack to the machine or system framework. The support structure should be rigid and capable of withstanding the forces and loads exerted on the gear rack during operation.

In summary, the primary components and design features of a helical gear rack include the rack body, helical teeth, tooth profile, pitch, helix angle, mating gear, and mounting/support structure. These components and features work together to provide smoother operation, reduced noise, improved load distribution, and precise linear motion control in applications where a helical gear rack is employed.

China factory High Quality Industrial Engraving Spur Helical M1 M1.5 M2 M2.5 M3 M4 M5 M6 M8 Steel Gear Rack for CNC Machine bevel gear setChina factory High Quality Industrial Engraving Spur Helical M1 M1.5 M2 M2.5 M3 M4 M5 M6 M8 Steel Gear Rack for CNC Machine bevel gear set
editor by Dream 2024-05-02