China factory Stainless Steel Helical Gear Rack bevel gearbox

Product Description

CNC rack and pinion gears high quality cheap custom size
 

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.

Regular Materials and Heat Treatment

GB/JB

DIN

JIS

SAE/AISI

Case Hardening

Case Hardness

40CrNiMo

34CrNiMo6

SNCM439

4340

Nitriding

46-50HRC

20CrMo

20CrMo44

SCT42

4119/4118

Carburizing

42-45HRC or 55-60HRC

20CrNiMo

SNCCM220

8620

Carburizing

55-60 HRC  or 58-62 HRC

20CrMnTi

Carburizing

55-60 HRC

Helical gear rack

Helical angle: 19°31’42’

Pressure angle: 20°

Precision grade: DIN6/ DIN7

Sides ground: Included.
 

Straight gear rack

Pressure angle: 20°

Precision grade: DIN6/ DIN7

Sides ground: Included.

 
Products show

    

  
    Workshop

    

       Machining equipment
        
         

     Measurement for teeth

    

  
  Packing show

FAQ

  Q 1. What is your terms of packing?
A: Generally, we pack our goods in single color box. If you have special request about packing, pls negotiate with us in advance, we can pack the goods as your request.

Q2. What is your terms of payment?
A: T/T 30% as deposit, and 70% before delivery. We’ll show you the photos of the products and packages 
before you pay the balance. Other payments terms, pls negotiate with us in advance, we can discuss.

Q3. What is your terms of delivery?
A: EXW, FOB, CFR, CIF.

Q4. How about your delivery time?
A: Generally, it will take 25 to 30 days after receiving your advance payment. The specific delivery time depends 
on the items and the quantity of your order.

Q5. Can you produce according to the samples?
A: Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures.

Q6. What is your sample policy?
A: We can supply the sample if we have ready parts in stock, but the customers have to pay the sample cost and 
the courier cost.We welcome sample order.

Q7. Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery

Q8: How do you make our business long-term and good relationship?
1. We keep good quality and competitive price to ensure our customers benefit ;
2. We respect every customer as our friend and we sincerely do business and make friends with them, 

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Application: Motor, Electric Cars, Motorcycle, Machinery, Marine, Toy, Agricultural Machinery, Car
Hardness: Hardened Tooth Surface
Gear Position: Internal Gear
Manufacturing Method: Cut Gear
Toothed Portion Shape: Double Helical Gear
Material: Stainless Steel
Samples:
US$ 2/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request

helical gear rack

Can helical gear racks withstand variations in environmental conditions?

Helical gear racks are designed to withstand variations in environmental conditions to a certain extent. However, the ability of a helical gear rack to tolerate and perform well in different environmental conditions depends on several factors, including the choice of materials, surface treatments, lubrication, and proper maintenance. Here’s a detailed explanation:

  • Choice of Materials: The materials used for helical gear racks play a crucial role in determining their resistance to environmental conditions. Materials such as stainless steel, corrosion-resistant alloys, or specially coated surfaces can enhance the gear rack’s ability to withstand exposure to moisture, chemicals, and temperature variations. It’s important to select materials that have the necessary corrosion resistance, strength, and durability to withstand the specific environmental conditions in which the gear rack will operate.
  • Surface Treatments: Surface treatments, such as coatings or plating, can provide additional protection to helical gear racks against environmental elements. For example, applying a corrosion-resistant coating or a protective layer can help prevent rust or degradation of the gear rack’s surface when exposed to moisture or corrosive substances. Surface treatments can also improve the gear rack’s wear resistance, reducing the impact of abrasive particles or contaminants in the environment.
  • Lubrication: Proper lubrication is essential for the smooth operation and longevity of helical gear racks, especially in challenging environmental conditions. Lubricants help reduce friction, wear, and heat generation between the gear teeth, promoting efficient power transmission and minimizing the risk of damage. In environments with high humidity, extreme temperatures, or heavy contamination, special lubricants with enhanced properties, such as increased resistance to water washout or extreme temperatures, may be required.
  • Maintenance: Regular maintenance is crucial to ensuring the optimal performance and longevity of helical gear racks, particularly in varying environmental conditions. Maintenance practices may include periodic inspection, cleaning, lubrication replenishment, and replacement of worn or damaged components. By following recommended maintenance procedures, any issues or potential failures can be identified and addressed promptly, reducing the risk of environmental conditions affecting the gear rack’s performance.

While helical gear racks can withstand variations in environmental conditions to a certain extent, there are limits to their tolerance. Extreme environmental conditions, such as highly corrosive environments, extreme temperatures beyond the material’s limits, or severe contamination, can significantly impact the gear rack’s performance and longevity. In such cases, additional measures, such as using specialized materials, employing protective enclosures or seals, or implementing environmental controls, may be necessary to ensure reliable gear rack operation.

It’s important to consider the specific environmental conditions in which the helical gear rack will be used and consult with gear rack manufacturers or specialists to determine the most suitable design, materials, and maintenance practices to withstand those conditions. By selecting appropriate materials, implementing protective measures, and adhering to proper maintenance procedures, helical gear racks can maintain their performance and durability even in challenging environmental conditions.

helical gear rack

Can helical gear racks be used for both rotary and linear motion?

Yes, helical gear racks can be used for both rotary and linear motion applications. They are versatile components that convert rotational motion into linear motion or vice versa, depending on their configuration and usage. Here’s a detailed explanation:

For Rotary-to-Linear Motion:

  • When a helical gear engages with a helical gear rack, the rotational motion of the gear is converted into linear motion along the gear rack’s length. As the helical gear rotates, the inclined teeth of the gear mesh with the teeth of the gear rack, causing the rack to move in a linear direction. This linear motion can be used to drive various mechanisms or systems that require linear motion, such as sliding doors, CNC machines, or positioning systems.
  • By adjusting the gear ratio and helix angle, the speed and precision of the linear motion can be controlled. Higher gear ratios result in faster linear motion, while smaller helix angles provide smoother engagement and reduce the risk of backlash.

For Linear-to-Rotary Motion:

  • Helical gear racks can also be used to convert linear motion into rotary motion. In this configuration, the gear rack is driven by a linear actuator or another mechanism, causing the rack to move linearly. As the rack moves, it engages with a helical gear, which translates the linear motion into rotational motion.
  • This setup is commonly used in applications such as rotary indexing tables, where precise and controlled rotary motion is required based on the linear input provided by the gear rack.

It’s important to consider certain factors when using helical gear racks for rotary or linear motion:

  • Precision: The precision of the motion depends on the gear rack’s manufacturing quality, gear engagement, and overall system design. Proper alignment, tooth contact, and lubrication are crucial to achieving smooth and accurate motion.
  • Load Capacity: The load capacity of a helical gear rack should be considered to ensure it can handle the forces involved in the application. Factors such as the material, tooth profile, and dimensions of the gear rack impact its load-carrying capabilities.
  • Backlash: Backlash refers to the clearance or lost motion between the gear teeth when changing direction. Minimizing backlash is important to maintain precision and avoid unwanted play or oscillation in the motion. Proper gear design, high-quality manufacturing, and appropriate adjustments can help reduce backlash.

In summary, helical gear racks can be used for both rotary and linear motion applications. They convert rotational motion into linear motion or vice versa, offering versatility in various mechanical systems. Whether used for rotary-to-linear or linear-to-rotary motion, proper design, alignment, lubrication, and consideration of load capacity and backlash are essential for achieving optimal performance and precision.

helical gear rack

What advantages do helical gear racks offer for precise linear motion?

Helical gear racks offer several advantages for achieving precise linear motion in various applications. Here’s a detailed explanation of the advantages provided by helical gear racks:

  • Smooth Operation: Helical gear racks provide smoother operation compared to straight gear racks. The helical design of the teeth allows for gradual and continuous engagement between the rack and the mating gear. This results in reduced noise, vibration, and backlash, contributing to smoother linear motion.
  • Improved Load Distribution: The helical tooth design of gear racks helps distribute the load more evenly along the teeth and across the rack. This improves the load-carrying capacity and reduces concentrated stresses on specific teeth. The improved load distribution results in enhanced durability and reliability of the gear rack system.
  • Higher Torque Capacity: Helical gear racks have a higher torque capacity compared to straight gear racks. The helical teeth provide greater tooth engagement, resulting in increased contact area and improved power transmission efficiency. This allows helical gear racks to handle higher torque loads, making them suitable for applications that require high force or heavy-duty operation.
  • Reduced Backlash: Backlash refers to the clearance or play between the teeth of a gear system. Helical gear racks have inherent backlash reduction due to their helical tooth design. The gradual engagement of helical teeth minimizes the gap between teeth, resulting in reduced backlash. This is particularly beneficial for applications that require precise positioning and accurate motion control.
  • High Positioning Accuracy: Helical gear racks offer high positioning accuracy, making them suitable for applications that require precise linear motion control. The helical tooth design, combined with low backlash and smooth operation, allows for accurate and repeatable positioning of the rack. This is essential in industries such as CNC machining, robotics, and automation systems.
  • Reduced Wear: The helical tooth engagement in gear racks helps distribute the wear more evenly along the teeth. This results in reduced localized wear and prolongs the lifespan of the gear rack system. The improved load distribution and reduced friction contribute to lower wear rates, making helical gear racks more durable and reliable.
  • Noise Reduction: Helical gear racks generate less noise compared to straight gear racks. The helical tooth engagement spreads the contact forces over a larger area, reducing noise and vibration during operation. This is advantageous in applications where noise reduction is desired, such as in printing machinery, medical equipment, and precision instruments.

In summary, helical gear racks offer advantages such as smooth operation, improved load distribution, higher torque capacity, reduced backlash, high positioning accuracy, reduced wear, and noise reduction. These advantages make helical gear racks well-suited for applications that require precise linear motion control, accurate positioning, and reliable power transmission.

China factory Stainless Steel Helical Gear Rack bevel gearboxChina factory Stainless Steel Helical Gear Rack bevel gearbox
editor by CX 2024-03-28

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