China wholesaler Factory Directly Selling Stock Helical Gear Rack spiral bevel 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

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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 do helical gear racks handle different gear ratios and helix angles?

Helical gear racks are designed to handle different gear ratios and helix angles, providing flexibility in power transmission systems. The gear ratio determines the speed and torque conversion between the driving and driven gears, while the helix angle influences the smoothness of engagement and the load distribution across the gear teeth. Here’s a detailed explanation of how helical gear racks handle these parameters:

  • Gear Ratios: Helical gear racks can accommodate different gear ratios by pairing them with helical gears of corresponding ratios. The gear ratio is determined by the number of teeth on the driving and driven gears. By selecting helical gears with different numbers of teeth, the gear ratio can be adjusted to achieve the desired speed and torque conversion. Helical gear racks provide a linear motion that engages with the helical gear, allowing for precise and efficient power transmission across a wide range of gear ratios.
  • Helix Angles: The helix angle is the angle at which the gear teeth are inclined relative to the gear axis. Helical gear racks are designed with a corresponding helix angle that matches the helix angle of the mating helical gear. The helix angle affects the smoothness of engagement and the load distribution across the gear teeth. A larger helix angle results in a smoother and quieter operation, as it facilitates gradual tooth contact during meshing. It also helps distribute the load across multiple teeth, reducing the stress on individual teeth and promoting higher load-carrying capacity.

When handling different gear ratios and helix angles, it’s important to consider the following factors:

  • Tooth Contact: As the gear ratio and helix angle change, the contact pattern between the helical gear and gear rack may shift. Proper tooth contact is crucial for efficient power transmission and to avoid excessive wear or noise. It’s essential to ensure that the gear rack and helical gear are properly aligned and adjusted to achieve the desired tooth contact pattern.
  • Lubrication: Adequate lubrication is vital to reduce friction and wear between the gear teeth. The presence of a helix angle introduces sliding motion between the helical gear and gear rack during engagement. Proper lubrication helps minimize frictional losses and ensures smooth operation even at higher helix angles or gear ratios.
  • Load Distribution: The helix angle and gear ratio affect the load distribution across the gear teeth. Higher helix angles and gear ratios can distribute the load more evenly, reducing the stress on individual teeth and promoting higher load-carrying capacity. This is particularly advantageous in applications with high torque or heavy loads.

It’s important to note that as the gear ratio increases or the helix angle becomes steeper, the axial forces on the gear rack also increase. Adequate support and proper mounting arrangements are necessary to handle these axial forces and ensure the gear rack remains stable and properly engaged with the helical gear.

In summary, helical gear racks handle different gear ratios and helix angles by providing a linear motion that engages with helical gears of corresponding ratios and angles. Through proper tooth contact, lubrication, and load distribution, helical gear racks enable efficient power transmission and smooth operation across a wide range of gear ratios and helix angles in various applications.

helical gear rack

Can helical gear racks be used in automotive applications, and if so, where?

Yes, helical gear racks can be utilized in various automotive applications, offering advantages in specific areas. Here’s a detailed explanation:

  • Steering Systems: Helical gear racks are commonly employed in automotive steering systems. They provide a reliable and precise means of converting rotary motion from the steering wheel into linear motion to control the direction of the vehicle. The inclined teeth of the gear rack engage with the mating helical gear on the steering column, ensuring smooth and accurate steering response. Helical gear racks offer improved precision and reduced backlash compared to other gear types, making them suitable for precise steering control in automotive applications.
  • Power Sliding Doors: Power sliding doors are a common feature in modern vehicles, providing convenient access to the passenger compartment. Helical gear racks can be utilized in the mechanism that controls the sliding motion of these doors. The gear rack converts the rotary motion from the electric motor into linear motion, allowing the door to slide open or closed smoothly and accurately. Helical gear racks offer the necessary precision and load-carrying capacity to ensure reliable and efficient operation of power sliding doors in automotive applications.
  • Seat Adjustments: Helical gear racks can be employed in automotive seat adjustment mechanisms. These mechanisms allow occupants to adjust the position and angle of their seats for optimal comfort. The gear rack, combined with a motor or manual handle, translates the rotary motion into linear motion to move the seat forward, backward, or adjust the seatback angle. Helical gear racks provide the required precision and load capacity to ensure smooth and accurate seat adjustments in automotive seating systems.
  • Sunroof Systems: Sunroofs are popular features in vehicles that provide natural light and ventilation to the interior. Helical gear racks can be used in the mechanism that controls the opening and closing of sunroof panels. The gear rack, driven by an electric motor, translates the rotary motion into linear motion, allowing the sunroof to slide open or closed smoothly and securely. Helical gear racks offer the necessary precision and load-carrying capacity to ensure reliable and precise operation of sunroof systems in automotive applications.
  • Convertible Top Mechanisms: Convertible vehicles require mechanisms to raise or lower the soft or hard top. Helical gear racks can be utilized in these convertible top mechanisms to convert the rotary motion into linear motion, allowing for smooth and controlled operation of the top. The gear rack ensures precise and reliable movement of the convertible top, contributing to a seamless transition between open-top and closed-top configurations.
  • Other Applications: Helical gear racks can also find application in other automotive systems such as electric window regulators, automatic trunk opening mechanisms, adjustable pedals, and various motorized automotive accessories. In these cases, the gear rack’s ability to convert rotary motion into linear motion with precision and reliability is leveraged to perform specific functions in the vehicle.

Considering these applications, helical gear racks offer advantages in automotive systems that require precise linear motion, load-carrying capacity, and reliable operation. Whether it’s in steering systems, power sliding doors, seat adjustments, sunroof systems, convertible tops, or other automotive mechanisms, helical gear racks contribute to the functionality, convenience, and overall performance of automotive applications.

helical gear rack

How do helical gear racks handle variations in load capacity and speed?

Helical gear racks are designed to handle variations in load capacity and speed efficiently. Here’s a detailed explanation of how helical gear racks accommodate these variations:

Load Capacity:

Helical gear racks are known for their excellent load-carrying capacity. The helical tooth design allows for multiple teeth to be engaged simultaneously, resulting in a larger contact area and improved load distribution. This distributed load sharing minimizes stress concentrations on individual teeth and increases the overall load capacity of the gear rack system. As a result, helical gear racks can handle higher loads compared to straight gear racks.

Furthermore, the tooth profile of helical gear racks is typically optimized to provide maximum strength and contact area. This ensures that the gear rack can withstand the forces exerted by the load without experiencing premature wear or failure. Manufacturers may also use high-strength materials and heat treatment processes to enhance the load capacity of helical gear racks.

Speed:

Helical gear racks can handle variations in speed effectively. The helical tooth design enables smooth and gradual engagement between the rack and the mating gear. This gradual engagement reduces impact and minimizes the risk of sudden speed changes that could lead to shock loads or vibrations. The gradual engagement also helps in reducing noise and enhancing the overall operation of the gear rack system.

In addition, the tooth profile of helical gear racks is designed to optimize the contact ratio between the rack and the mating gear. A higher contact ratio means that multiple teeth are in contact at any given time, distributing the load and minimizing the pressure on individual teeth. This helps in reducing wear and ensuring the gear rack can handle variations in speed without compromising its performance or longevity.

It’s worth noting that the specific load capacity and speed capabilities of a helical gear rack depend on various factors such as the design, material, tooth profile, manufacturing quality, and lubrication. It’s essential to consider these factors and consult the manufacturer’s specifications to ensure the gear rack is appropriately selected and operated within its recommended limits.

In summary, helical gear racks handle variations in load capacity by distributing the load across multiple teeth, minimizing stress concentrations, and optimizing the tooth profile for strength. They handle variations in speed by providing smooth and gradual tooth engagement, reducing impact and vibrations. These characteristics make helical gear racks capable of efficiently accommodating variations in load capacity and speed in a wide range of applications.

China wholesaler Factory Directly Selling Stock Helical Gear Rack spiral bevel gearChina wholesaler Factory Directly Selling Stock Helical Gear Rack spiral bevel gear
editor by Dream 2024-05-03

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