Product Description

Anodized red expansion bolt

Material

Stainless steel, Brass, Copper, Alloy,Aluminum alloy, Plastic and so on.

Surface treatment

Polishing, Zinc plating, Nickel plating, Chrome plating, Powder coating, Anodizing, E-coating.

Main equipments

Punching machines, Welding machines, Flame cutting, Laser cutting, Aluminum extrusion, Powder coating lines.

Drawing operation

PDF, JPG, Auto CAD, Pro/Engineer, Solidwork, UG. Etc.

Industry

Automotive, Electrical, Building, Furniture,Mechanical, Machine assembly, Computer,

Air industry. OEM/ODM Electronics etc.

Production Range

CNC Turning , CNC Milling, Sheet metal fabrication, Grinding, Forging, Laser cutting.Die casting etc.

Professional team 

Over 10 years experience in metal fabrication.

Delivery time

Strictly according to customer confirmed order.

Package detail

Standard export package or as customers’ specific requirement.

 

CNC part Tolerance +/-0.01mm or +/- 0.04″
CNC part  Quality  100% inspection on critical dimensions
Inspection equipment Three axis meansuring machine for X.Y.Z. Projection meter
Experience Professional  CNC customized OEM service and skilled worker
Production  CNC part small order is acceptable
Ability Develop hundreds of new CNC parts and Millions of CNC parts be exported to all over the world annually
Packaging PE-bag/Carton-box/ pallet, Customize package available for CNC machining parts
Lead time 25 days regularly
Term of Payment T/T. L/C or as Customer’s request
CNC part Price Competitive and factroy price , low price in china, CNC part order Quantity is with preferential treatment

 

Company Information
HangZhou CHINAMFG Hardware Products Co., Ltd, founded in 2014 and located in HangZhou City, Guandong Province. With 10 years experiences, we focus on solving problems, and helping clients to develop new products.
At CHINAMFG if you can dream it, we can make it. We are committed to help clients realize the concepts and designs with support of our engineering and manufacturing advantages that includes projects made of processes as: CNC turning parts, CNC milling parts,Bending parts, stamping part,laser cutting parts and so on.

 

Our Services
RICH EXPERIENCE:
All our staffs and engineers have been engaged in metal fabrication for more than 5 years. Professional technic and management experience help to control the cost and quality.
GOOD SERVICE:
Our sales team will response all your inquiry within 24 hours. Manufacturing non-standard parts according to your drawings and keep confidentiality for your design.
LOW PRICE:
Factory export directly, reduce intermediate costs.  Reasonable discount depend on your order quantity.
PERFECT QUALITY:
Strict quality control from material purchasing to shipments delivery.
Strong technology support, well established QA and QC system.
Evaluation the IGS, STEP or CAD file before machining process, ensure the quality points.
Packaging & Delivery:
Packaging Detail: According to customer’s request
Delivery Detail: 15 working days

 

FAQ:
1.Are you a manufacturer?
–Yes, we are. Warmly welcome to visit our factory at any time.
2.How does the ADL control the quality?
–During processing, the operating machine worker inspect the each sizes by themselves.
–After finished the first whole part, will show to QA for full inspection.
–Before shipment, the QA will inspect according to ISO sampling inspection standard for mass production.
3.How to handle the complains?
–If happen any complaints after got the goods, pls show us photos and detail compliants points, we will check with the production department and QC depart. Immediately and give solving solution. If need re-make, we will arrange re-make urgently and ship you new replacement. We will bear all the cost (including shipping cost).
4.What’s the payment term?
–50% deposit, 50% balance by T/T before shipment when order amount over 5000USD.
5.What’s the delivery time?
—Normal, 5-7 working days for sample. 12-30 working days for mass production.
–If any urgent parts, we can provide preferential processing and control the delivery time as you required.
6.What is the standard of package?
—Separate Blister plastic box or Bubble Wrap/Pearl Wool, keep no scratch and damage.

 

After-sales Service: as Customer Requested
Warranty: a Year
Condition: New
Certification: RoHS, GS, ISO9001
Standard: DIN, ASTM, GOST, GB, JIS, ANSI, BS
Customized: Customized
Customization:
Available

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Customized Request

worm gear

Can you provide examples of machinery that use worm gears?

Worm gears are utilized in various machinery and mechanical systems where precise motion control, high gear reduction ratios, and self-locking capabilities are required. Here are some examples of machinery that commonly use worm gears:

  • Elevators: Worm gears are commonly employed in elevator systems to control the vertical movement of the elevator car. The high gear reduction ratio provided by worm gears allows for smooth and controlled lifting and lowering of heavy loads.
  • Conveyor systems: Worm gears are used in conveyor systems to drive the movement of belts or chains. The self-locking nature of worm gears helps prevent the conveyor from back-driving when the power is turned off, ensuring that the materials or products being transported stay in place.
  • Automotive applications: Worm gears can be found in automotive steering systems. They are often used in the steering gearboxes to convert the rotational motion of the steering wheel into lateral movement of the vehicle’s wheels. Worm gears provide mechanical advantage and precise control for steering operations.
  • Milling machines: Worm gears are utilized in milling machines to control the movement of the worktable or the spindle. They offer high torque transmission and accurate positioning, facilitating precise cutting and shaping of materials during milling operations.
  • Lifts and hoists: Worm gears are commonly employed in lifting and hoisting equipment, such as cranes and winches. Their high gear reduction ratio allows for the lifting of heavy loads with minimal effort, while the self-locking property prevents the load from descending unintentionally.
  • Rotary actuators: Worm gears are used in rotary actuators to convert linear motion into rotary motion. They are employed in various applications, including valve actuators, robotic arms, and indexing mechanisms, where controlled and precise rotational movement is required.
  • Packaging machinery: Worm gears find application in packaging machinery, such as filling machines and capping machines. They assist in controlling the movement of conveyor belts, rotating discs, or cam mechanisms, enabling accurate and synchronized packaging operations.
  • Printing presses: Worm gears are utilized in printing presses to control the paper feed and the movement of the printing plates. They provide precise and consistent motion, ensuring accurate registration and alignment of the printed images.

These are just a few examples, and worm gears can be found in many other applications, including machine tools, textile machinery, food processing equipment, and more. The unique characteristics of worm gears make them suitable for various industries where motion control, high torque transmission, and self-locking capabilities are essential.

worm gear

Can worm gears be used in both horizontal and vertical orientations?

Yes, worm gears can be used in both horizontal and vertical orientations. Here’s a detailed explanation of the suitability of worm gears for different orientations:

1. Horizontal Orientation: Worm gears are commonly used in horizontal orientations and are well-suited for such applications. In a horizontal configuration, the worm gear’s weight is primarily supported by the bearings and housing. The lubrication and load-carrying capabilities of the gear design are optimized for horizontal operation, allowing for efficient power transmission and torque generation. Horizontal worm gear applications include conveyor systems, mixers, mills, and many other industrial machinery setups.

2. Vertical Orientation: Worm gears can also be used in vertical orientations, although there are some additional considerations to address in such cases. In a vertical configuration, the weight of the worm gear exerts an axial force on the worm shaft, which can introduce additional load and affect the gear’s performance. To ensure proper operation in a vertical orientation, the following factors should be considered:

  • Thrust load handling: Vertical orientations impose a thrust load on the worm gear due to the weight of the gear and any additional external loads. The gear design should be capable of handling and transmitting this thrust load without excessive wear or deformation. Proper bearing selection and lubrication are crucial to support the axial load and maintain optimal performance.
  • Lubrication: Lubrication becomes even more critical in vertical worm gear applications. Adequate lubrication ensures proper lubricant film formation to minimize friction, reduce wear, and dissipate heat generated during operation. Careful consideration should be given to the lubricant type, viscosity, and lubrication method to ensure effective lubrication, particularly in the upper parts of the gear where lubricant distribution may be more challenging.
  • Backlash control: In vertical orientations, gravity can cause the load to act on the gear in the opposite direction, potentially leading to increased backlash. Proper gear design, including tooth geometry and clearance adjustments, can help minimize backlash and ensure precise motion control and positional stability.
  • Bearing selection: The choice of bearings becomes crucial in vertical worm gear applications. Thrust bearings or combinations of thrust and radial bearings may be required to handle the axial and radial loads effectively. Bearings with appropriate load-carrying capacities and stiffness are selected to ensure smooth operation and minimize deflection under vertical loads.
  • Sealing: Vertical orientations may require additional sealing measures to prevent lubricant leakage and ingress of contaminants. Proper sealing and protection mechanisms, such as seals or gaskets, should be implemented to maintain the integrity of the gear system and ensure reliable operation.

In summary, worm gears can be utilized in both horizontal and vertical orientations. However, certain considerations related to thrust load handling, lubrication, backlash control, bearing selection, and sealing should be taken into account for vertical applications. By addressing these factors appropriately, worm gears can effectively transmit power and torque, whether in horizontal or vertical configurations.

worm gear

How do you choose the right size worm gear for your application?

Choosing the right size worm gear for your application involves considering several factors to ensure optimal performance and longevity. Here are the key considerations:

Load Requirements:

Determine the maximum load that the worm gear will need to transmit. This includes both the torque (rotational force) and the axial load (force along the axis of the gear). Calculate or estimate the peak and continuous loads that the gear will experience during operation. Consider factors such as shock loads, dynamic forces, and variations in load conditions. This information will help determine the required load-carrying capacity of the worm gear.

Gear Ratio:

Determine the desired gear ratio for your application. The gear ratio determines the speed reduction and torque multiplication provided by the worm gear system. Consider the specific requirements of your application, such as the desired output speed and the torque needed to drive the load. Select a worm gear with a gear ratio that meets your application’s requirements while considering the limitations of the available gear options.

Efficiency:

Consider the efficiency requirements of your application. Worm gears typically have lower efficiency compared to other types of gears due to the sliding action between the worm and worm wheel. If efficiency is critical for your application, choose a worm gear design and materials that offer higher efficiency, such as a double enveloping worm gear.

Space Constraints:

Evaluate the available space for the worm gear assembly in your application. Consider the dimensions of the worm gear, including the diameter, length, and mounting requirements. Ensure that the chosen worm gear can fit within the available space without compromising other components or functionality.

Speed and Operating Conditions:

Consider the operating speed and environmental conditions in which the worm gear will operate. Some worm gears have speed limitations due to factors such as heat generation and lubrication requirements. Ensure that the selected worm gear is suitable for the anticipated speed range and can withstand the temperature, humidity, and other environmental factors of your application.

Manufacturing Standards and Quality:

Select a worm gear that conforms to recognized manufacturing standards and quality requirements. Look for worm gears from reputable manufacturers that offer reliable and durable products. Consider factors such as material quality, surface finish, and precision in the gear manufacturing process.

By carefully evaluating these factors and considering the specific requirements of your application, you can choose the right size worm gear that meets your performance, load, and space requirements, resulting in a reliable and efficient gear system.

China Professional High Quality Stainless Steel CNC Machinery Worm Gear gear patrolChina Professional High Quality Stainless Steel CNC Machinery Worm Gear gear patrol
editor by CX 2023-10-30