China wholesaler Best Selling Steel Helical Teeth Custom CNC Gear Racks bevel gear set

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

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

|
Request Sample

Customization:
Available

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Customized Request

helical gear rack

What safety considerations should be kept in mind when working with helical gear racks?

When working with helical gear racks, it is essential to keep several safety considerations in mind. Here’s a detailed explanation of the safety considerations associated with helical gear racks:

  • Proper Training: Individuals working with helical gear racks should receive proper training on their installation, operation, and maintenance. This training should cover safety procedures, potential hazards, and the correct use of personal protective equipment (PPE).
  • Pinch Points: Helical gear racks typically have teeth that can create pinch points during operation. It is crucial to exercise caution and avoid placing fingers, hands, or any body part near the gear rack while it is in motion. Adequate guarding or barriers should be in place to prevent accidental contact with moving parts.
  • Lubrication: Proper lubrication is essential for the smooth operation and longevity of helical gear racks. However, spilled or excess lubricant can create slippery surfaces, increasing the risk of slips, trips, and falls. Adequate housekeeping measures should be in place to clean up any spills promptly and maintain a safe working environment.
  • Overloading and Shock Loads: Helical gear racks have specified load capacities that should not be exceeded. Overloading the gear rack or subjecting it to sudden shock loads can lead to premature wear, tooth failure, or even catastrophic system failure. It is important to adhere to the manufacturer’s recommended load limits and avoid sudden or excessive loading.
  • Maintenance and Inspection: Regular maintenance and inspection of helical gear racks are crucial for identifying any signs of wear, damage, or misalignment. Worn or damaged gear racks should be promptly replaced to prevent potential failures. Routine inspections should also include checking for proper lubrication, tightness of fasteners, and overall condition of the gear rack system.
  • Electrical Hazards: In applications where helical gear racks are driven by electric motors or other power sources, electrical hazards may be present. Proper electrical safety measures, such as grounding, insulation, and lockout/tagout procedures, should be followed to prevent electrical shocks or accidents.
  • Workplace Ergonomics: Consideration should be given to the ergonomics of the work environment to minimize the risk of strain or injury. This may include ensuring proper lighting, clear visibility of the gear rack area, and ergonomic positioning of controls or workstations.
  • Personal Protective Equipment (PPE): Depending on the specific workplace hazards associated with helical gear racks, appropriate personal protective equipment (PPE) should be worn. This may include safety glasses, protective gloves, hearing protection, and safety footwear to mitigate the risk of injury.

It is important to consult relevant safety guidelines, regulations, and the manufacturer’s instructions specific to the helical gear rack being used. Following proper safety practices and maintaining a safe working environment helps reduce the risk of accidents, injuries, and equipment damage when working with helical gear racks.

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

What is a helical gear rack, and how does it function?

A helical gear rack is a specialized type of gear rack that incorporates helical teeth. It is used in various mechanical systems to convert rotational motion into linear motion or vice versa. Here’s a detailed explanation of what a helical gear rack is and how it functions:

A helical gear rack consists of a long, straight bar or rail with a series of teeth cut along its length. Unlike a standard straight gear rack, the teeth of a helical gear rack are cut at an angle or helix to the rack’s axis. This angled tooth design resembles that of a helical gear. The mating component to the helical gear rack is usually a helical gear, which engages with the rack’s teeth to transmit motion.

The functioning of a helical gear rack is as follows:

  1. Motion Transmission: When a rotating helical gear meshes with a helical gear rack, the angled teeth of the gear engage with the corresponding angled teeth of the rack. As the gear rotates, the contact between the gear teeth and the rack teeth causes the rack to move linearly along its length. The rotational motion of the gear is thus converted into linear motion of the rack.
  2. Smooth and Quiet Operation: The helical tooth design of both the gear rack and the mating gear allows for gradual tooth engagement, resulting in smoother and quieter operation compared to straight gear racks. The helical teeth gradually come into contact, reducing the impact and noise that can occur with instantaneous contact in straight gear racks.
  3. Increased Load-Carrying Capacity: The helical tooth design of the gear rack and gear provides increased load-carrying capacity compared to straight gear racks. The angled teeth allow for multiple teeth to be in contact simultaneously, distributing the load across a larger area. This increased contact area and tooth engagement result in improved load distribution and higher load-carrying capacity.
  4. Axial Thrust: One characteristic of helical gear racks is the generation of axial thrust forces. Due to the angled teeth, the helical gear exerts an axial force on the helical gear rack as it rotates. This axial thrust needs to be considered and properly managed in the system design to ensure smooth operation and prevent excessive wear or damage.
  5. Applications: Helical gear racks find applications in various industries and mechanical systems. They are commonly used in machine tools, such as CNC milling machines and CNC routers, where precise linear positioning is required. Helical gear racks are also utilized in conveyor systems, robotics, automation equipment, and other applications that involve converting rotational motion into linear motion or vice versa.

In summary, a helical gear rack is a specialized type of gear rack with angled teeth that functions by meshing with a helical gear to convert rotational motion into linear motion. The helical tooth design provides smoother operation, increased load-carrying capacity, and axial thrust forces. Helical gear racks are widely used in various mechanical systems that require precise linear motion control.

China wholesaler Best Selling Steel Helical Teeth Custom CNC Gear Racks bevel gear setChina wholesaler Best Selling Steel Helical Teeth Custom CNC Gear Racks bevel gear set
editor by CX 2024-04-12

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