China Custom High Precision Helical Rack and Pinion Power Steering Gear bevel spiral gear

Product Description

High precision Gear and Rack

Brand TOCO 
Model CSTGH,CHTGH,CSGH,CHGH
Size customize CSTGH01510/2101/2571/3571/4571/4571/5571/5571/6571/6571/8571/8571/1571/12571,CHTGH57171/5711/5711/ 0571 1,CSGH,CHGH
Items packing Plastic bag+Cartons ,Wooden Packing 
Payment terms L/C,T/T,Western Union
Production lead time 5 days for offer ,2 month for sample 
Samples Sample price  range from $10to $20.
sample express request pay by clients
Application 1.milling 2.Boring 3. drilling
4.Form milling 5.Internal Boring  6.Precision drilling
7.Thread milling 8.Thread Boring 9.High-speed drilling
10.General milling 11. Plane Boring
12.Grinding 13.Lathing                  
14.Form Grinding  15.Internal Lathing
15.Thread Grinding 16.Thread Lathing  
17.General Grinding  18.Plane Lathing

 

About Us 

The spindle branch of Toco transmission , which was established in 2005, is mainly engaged in R&D and manufacture for varieties mechanical and motor spindles.
We provide spindles can be assembled in high speed milling machine, machining center, drilling machine, grinding machine, carving machine and so on. What’s more, our spindles are widely used in the circles like machinery manufacture, military, aviation, aerospace, shipbuilding and textile.
We not only provide standard high speed spindles but also offer special design according to customers’ concrete requirement.
We carefully chose international famous brand spare parts and can also do based on the customers’ nomination.
We possess excellent technical team, advanced machining equipments, precise testing apparatus. As a matter of fact, it is sure to guarantee the machining precision and good final assembly.
Our main machining equipments and testing apparatus (not all)
1. Machining equipments:
Turning center    GMX300                              Germany
Center hole grinding machine FISCHER(1000)          Switzerland
CNC universal grinding machine Kel-varial 1500VR      Switzerland  
2. Testing apparatus:
Three coordinate testing machine: REFERENCE1076       Germany
Pneumatic testing device:PC2000                      Switzerland
Height testing device:     M600MA                    Switzerland
Roundness testing device:Talyrond 265                U.K.

FAQ 
1. Service :
a. Help customer to choose correct model
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.Delievery : 
sample: 5-10 business days after payment confirmed. 
Bulk order :10-20 workdays after  deposit received .
 
4. Guarantee time
TOCO provides 1 year quality guarantee for the products from your purchase date, except the artificial damage.
 
5.After sale-service 
During warranty period, any quality problem of CHINAMFG product, once confirmed, we will send a new 1 to replace.

Contact Us
 

Miss Christy 
 

Standard or Nonstandard: Standard
Application: Garment Machinery, Conveyer Equipment, Packaging Machinery, Electric Cars, Motorcycle, Marine, Mining Equipment, Agricultural Machinery, Wood Cutting
Feature: Oil-Resistant, Cold-Resistant, Corrosion-Resistant, Alkali-Resistant, Skid-Resistance, Wear-Resistant, Acid-Resistant, High Temperature-Resistance
Tensile Strength: Strong
Material: S45c/Scm440
Type: Toothed Belt
Samples:
US$ 1/Piece
1 Piece(Min.Order)

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Customization:
Available

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helical gear

Are helical gears suitable for high-torque applications?

Helical gears are indeed well-suited for high-torque applications. Their design features and characteristics make them capable of handling significant torque loads without compromising performance or durability. Here’s a detailed explanation of why helical gears are suitable for high-torque applications:

  • Inclined Tooth Profile: Helical gears have teeth with an inclined profile, which allows for greater tooth engagement compared to other gear types. This increased contact area spreads the load over multiple teeth, distributing the torque more evenly. As a result, helical gears can handle higher torque levels without exceeding the strength limits of the gear teeth.
  • Large Contact Ratio: The inclined tooth design of helical gears also contributes to a large contact ratio, which refers to the number of teeth in contact at any given moment. The large contact ratio enables helical gears to transmit torque more smoothly and efficiently. It reduces localized stress on individual teeth, minimizing the risk of tooth failure and enhancing the gear’s ability to handle high-torque loads.
  • High Load-Carrying Capacity: Helical gears are known for their high load-carrying capacity. The inclined tooth profile and larger contact area allow helical gears to distribute the torque load over a broader surface, reducing the stress on individual teeth. This design feature enables helical gears to handle higher torque levels without experiencing premature wear or failure.
  • Gradual Tooth Engagement: During gear meshing, the inclined teeth of helical gears gradually engage, resulting in a smooth and gradual transfer of torque. This gradual engagement helps to reduce impact and shock loads, which can be detrimental to gear performance. By minimizing sudden torque spikes, helical gears maintain a consistent and reliable torque transmission, making them suitable for high-torque applications.
  • Efficient Power Transmission: Helical gears offer efficient power transmission, even in high-torque applications. The inclined tooth design reduces sliding friction between the gear teeth, resulting in lower energy losses and improved overall efficiency. This efficiency is particularly beneficial in high-torque applications where power consumption and heat generation need to be minimized.
  • Ability to Handle Variable Torque: Helical gears are capable of handling variable torque loads effectively. The gradual tooth engagement and larger contact area allow helical gears to accommodate fluctuations in torque without compromising performance. This flexibility makes helical gears suitable for applications where torque requirements may vary during operation.

In summary, helical gears are well-suited for high-torque applications due to their inclined tooth profile, large contact ratio, high load-carrying capacity, gradual tooth engagement, efficient power transmission, and ability to handle variable torque. These characteristics make helical gears reliable and durable in demanding industrial scenarios where high torque levels are encountered.

helical gear

How do you calculate the efficiency of a helical gear?

The efficiency of a helical gear can be calculated by comparing the power input to the gear with the power output. The efficiency represents the ratio of the output power to the input power, expressed as a percentage. Here’s a detailed explanation of how to calculate the efficiency of a helical gear:

The formula for calculating gear efficiency is:

Efficiency = (Power Output / Power Input) * 100%

To calculate the efficiency, you need to determine the power input and power output values. Here are the steps involved:

  1. Power Input: The power input to the gear is the amount of power supplied to the gear system. It can be determined by multiplying the input torque (Tin) by the input rotational speed (Nin) in radians per second. The formula for power input is:

Power Input = Tin * Nin

  1. Power Output: The power output from the gear is the amount of power delivered by the gear system. It can be calculated by multiplying the output torque (Tout) by the output rotational speed (Nout) in radians per second. The formula for power output is:

Power Output = Tout * Nout

  1. Calculate Efficiency: Once you have determined the power input and power output values, you can calculate the gear efficiency using the formula mentioned earlier:

Efficiency = (Power Output / Power Input) * 100%

The resulting efficiency value will be a percentage, representing the proportion of input power that is effectively transmitted as output power by the helical gear system. A higher efficiency value indicates a more efficient gear system, with less power loss during the gear transmission.

It’s important to note that gear efficiency can be influenced by various factors, including gear design, tooth profile, operating conditions, lubrication, and manufacturing quality. Therefore, the calculated efficiency represents an estimate based on the given input and output power values, and it may vary in real-world applications.

helical gear

What is a helical gear and how does it work?

A helical gear is a type of cylindrical gear with teeth that are cut at an angle to the gear axis. It is widely used in various mechanical systems to transmit power and motion between parallel shafts. Here’s a detailed explanation of helical gears and their working principles:

A helical gear consists of a cylindrical shape with teeth that are cut in a helical pattern around the gear’s circumference. The teeth of a helical gear are not perpendicular to the gear axis but are instead aligned at an angle, forming a helix shape. This helix angle allows for gradual engagement and disengagement of the gear teeth, resulting in smoother and quieter operation compared to spur gears.

The working principle of a helical gear involves the transfer of rotational motion and power between parallel shafts. When two helical gears mesh together, their helical teeth gradually come into contact, causing a sliding action as the gears rotate. This sliding action creates both axial and radial forces on the teeth, resulting in a thrust load along the gear axis.

As the helical gears rotate, the sliding action between the teeth causes a force component along the gear axis. This axial force is responsible for generating the thrust load on the gear, which must be properly supported by suitable thrust bearings or other means to ensure smooth and efficient operation.

The helical gear design offers several advantages:

  1. Smooth and Quiet Operation: The helical teeth engagement allows for a gradual contact between the gear teeth, reducing impact and noise during operation. This results in smoother and quieter gear performance compared to spur gears.
  2. Increased Load-Carrying Capacity: The helical gear design provides greater tooth contact compared to spur gears. This increased contact area allows helical gears to transmit higher loads and handle greater torque without experiencing excessive wear or tooth failure.
  3. Parallel Shaft Operation: Helical gears are primarily used for transmitting power and motion between parallel shafts. By meshing two helical gears on parallel shafts, rotational motion can be efficiently transmitted from one shaft to the other with a constant speed ratio.
  4. Ability to Transmit Motion at Various Angles: While helical gears are commonly used for parallel shaft applications, they can also be used to transmit motion at non-parallel shaft angles by using a combination of helical gears or by incorporating additional components such as bevel gears.

It is important to consider a few factors when using helical gears:

  • Helix Angle: The helix angle determines the degree of tooth engagement and sliding action. A higher helix angle increases the smoothness of operation but also introduces a larger axial force and thrust load on the gear.
  • Direction of Helix: Helical gears can have either a right-hand or left-hand helix. When two helical gears mesh, they must have opposite helix directions to ensure proper engagement.
  • Lubrication: Due to the sliding action between helical gear teeth, proper lubrication is crucial to minimize friction, wear, and heat generation. Adequate lubrication helps ensure the longevity and efficiency of the gear system.

In summary, a helical gear is a cylindrical gear with teeth cut in a helical pattern. It operates by gradually engaging and disengaging the teeth, resulting in smooth and quiet operation. Helical gears are widely used in various mechanical systems for parallel shaft applications, providing high load-carrying capacity and efficient power transmission.

China Custom High Precision Helical Rack and Pinion Power Steering Gear bevel spiral gearChina Custom High Precision Helical Rack and Pinion Power Steering Gear bevel spiral gear
editor by CX 2023-10-17