China high quality ODM/OEM CNC Machining Lathing Grinding Knurling Steel Worm Thread Rod Screw Rod Gear Shaft with Carbonization for Transmission/Gearbox with Good quality

Product Description

 

Product Type

Manufacturer OEM Customized High quality Worm Gear and WormCNC turning, milling, drilling, grinding, wire EDM cutting etc.

Our Services

CNC Machining,Silicone And Rubber,Aluminum Extrusion,Mould Making,etc

Material

Aluminum,Brass,Stainless Steel,Copper,Plastic,Wood,Silicone,Rubber,Or as per the customers’ requirements

Surface Treatment

Anodizing,Sandblasting,Painting,Powder coating,Plating,Silk Printing,Brushing,Polishing,Laser Engraving

Dimension

As customers’ request

Service Project

To provide production design, production and technical service, etc

Drawing Format

Auto CAD, CHINAMFG Works,UG, CAD/Step/STP

Testing Machine

Digital Height Gauge, caliper, Coordinate measuring machine, projection machine, roughness tester, hardness tester and so on

Industry used

Machinery; heavy duty equipment; electronic device; Auto spare parts; optical telecommunication

Packing

Eco-friendly opp bag / EPE Foam /Carton boxes
As customer’s specific requirements

Trial sample time

7-10 days after confirmation

Delivery time

7-15 days after receive the payments

ZheJiang Sanrui Precision Co., Ltd. supplies cast iron and steel components in North China.
We have been in the business of these products since 2007 and export our products to the USA and EU.
We have following methods to produce:
1. Automatic line, model box at 900X900
2.Shell moulding
3.Lost wax casting
4.Machining from Tube, bar
5.Steel sheet cutting and machining
We have special advantage in the following products:
1. Components for agricultural equipment, construction and mining equipment, typical products include: wheel hubs, wheels, counter weight , 3
points for lifting system, etc.
2. Pump body, motor housing and valve body castings.
3. Concrete hose fittings
4. Pulleys, pulleys for glazing line.
Weight of castings we could supply: up to 5MT.
Dimension of castings: up to 2.5 Meter.
Material of castings: gray iron, ductile iron, carbon and alloy steel, investment stainless steel castings, etc .Our machine shop are equipped
with both engine lathe for rough machining and CNC, MCs for finishing to meet the tolerance requirement and at the same time to maintain
the lowest cost.
Physical Test: Hardness, Tensile strength, yield strength, elongation.
Chemical Test: C,Si,Mn,S,P and so on.
Surface treatment: Powder coating, Galvanization, Mirror polishing etc
We have experienced technicians, advanced equipment, modern and efficient management methods, reliable quality, and a policy of regarding
the customer as the heart of service will ensure the continuous and steady development of our company. You can count on our expertise,
including a staff foundry engineer, to assist in providing the best solution to lower the cost of your final products.
We will, as always, work together with our customers to seek opportunities for developing new market and products, to satisfy our customer
and the society.

Q: Who we are?
A: Professional manufacturer specialized in metal parts which over16 years of rich experience.

Q: What can we do for you?
 A:1) 100% local manufacturer    
    2) Best material selection      
    3) Best lead time and stable production      
    4) Rich experience on export business  
    5) Professional services 6.

Quality control.
Q: Why do you choose us?
A: Responsibility, Efficiency, Loyalty, Win-Win, Punctuality, Cost effectiveness.

Q: When could we cooperate?
A: Whenever you want.

Q: Where are we from?
A: We located at HangZhou,convenient transportation.

Q: How can  customize products?
A: Attach your drawings with details(Suface treatment,material,quantity and special requirements etc).

Q: How long can I get the quaotation?
A: We will give you the quotation within 8 hours(Considering the time difference).

Q: How can I get a sample for testing?
A: We will provide free or charged samples depends on the products.

Q: How long will produce the parts?
A: Normally within 10 working days ,we will arrange the produce schedule depends on the quantity and the delivery.

Q: What’s your payment terms?
A: We accept Paypal for small account, big amount, T/T is preferred.

Q: How about the transportation?
A: Samples by air (if not too heavy),otherwise by sea or air.

Q: What if the products we received are not good?
A: Contact us without hesitation,our special after-sales service will take the responsibilit /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Standard or Nonstandard: Nonstandard
Application: Textile Machinery, Conveyer Equipment, Packaging Machinery, Food Machinery, Car
Spiral Line: Right-Handed Rotation
Samples:
US$ 7.9/Piece
1 Piece(Min.Order)

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Order Sample

Customization:
Available

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Customized Request

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about shipping cost and estimated delivery time.
Payment Method:







 

Initial Payment



Full Payment
Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

screw gear

How do you prevent backlash and gear play in a screw gear mechanism?

Preventing backlash and gear play in a screw gear mechanism is crucial to ensure accurate and efficient operation. Backlash refers to the clearance or play between the mating teeth of the worm gear and the worm wheel. Excessive backlash can lead to reduced accuracy, vibrations, and inefficient power transmission. Here’s a detailed explanation of how to prevent backlash and gear play in a screw gear mechanism:

  • Precision Manufacturing: Proper manufacturing techniques are essential to minimize backlash in a screw gear mechanism. Precise machining processes and tight manufacturing tolerances help ensure accurate gear tooth profiles, proper gear meshing, and minimal clearance between the mating teeth. CNC (Computer Numerical Control) machining and gear hobbing are commonly used to achieve high precision in screw gear manufacturing.
  • Proper Gear Design: The design of the screw gear mechanism should take into account factors that affect backlash, such as tooth profile, tooth engagement, and gear meshing. The tooth profile should be carefully designed to optimize the contact pattern and minimize clearance. Additionally, the selection of appropriate gear dimensions, such as the number of threads and tooth lead angle, can help reduce the potential for backlash.
  • Preload: Applying a preload to the screw gear mechanism can help minimize backlash and gear play. Preload involves applying a slight axial force to the worm gear, which reduces the clearance between the teeth of the worm gear and the worm wheel. This preload eliminates the play and ensures a tight meshing between the gears. Proper preload is essential to prevent excessive friction and to ensure smooth operation without causing excessive wear or power losses.
  • Backlash Compensation: In some applications, where precise positioning is critical, backlash compensation mechanisms can be employed. These mechanisms use additional components, such as springs or adjustable shims, to compensate for any inherent backlash in the screw gear mechanism. The compensation mechanism helps maintain accurate positioning by counteracting the effects of clearance and play.
  • Quality Lubrication: Adequate lubrication is essential for minimizing friction and reducing the potential for backlash. The lubricant forms a film between the mating teeth, reducing direct metal-to-metal contact and cushioning any clearance. Proper lubrication selection, including the choice of lubricant type and viscosity, is crucial to ensure optimal performance and to minimize wear and tear.
  • Maintenance and Inspection: Regular maintenance and inspection are essential to prevent and identify backlash in a screw gear mechanism. Routine checks should be performed to ensure proper lubrication, detect any signs of wear or damage, and verify the gear meshing. If backlash is detected, it should be addressed promptly by adjusting the preload or implementing necessary corrective measures.

By employing these preventive measures, engineers and technicians can minimize backlash and gear play in a screw gear mechanism, ensuring accurate and efficient operation in various applications.

screw gear

How do you retrofit an existing mechanical system with screw gears?

Retrofitting an existing mechanical system with screw gears, also known as worm gears, involves replacing or modifying the existing gear system to incorporate screw gears. Here’s a detailed explanation of the steps involved in retrofitting an existing mechanical system with screw gears:

  1. Evaluate the Existing System: Begin by evaluating the existing mechanical system to understand its design, function, and the specific requirements for retrofitting. Identify the type of gears currently in use and assess their limitations or shortcomings that warrant the retrofit. Consider factors such as load capacity, speed requirements, space constraints, and the desired performance improvements.
  2. Analyze Compatibility: Determine the compatibility of screw gears with the existing system. Consider factors such as available space, alignment requirements, torque and speed requirements, and the feasibility of integrating screw gears into the system. Assess whether any modifications or adaptations are needed to accommodate the screw gears effectively.
  3. Design Considerations: Based on the evaluation and compatibility analysis, develop a design plan for incorporating screw gears into the existing system. Consider aspects such as gear ratios, torque requirements, lubrication systems, mounting arrangements, and any necessary modifications to the system components or structure. Ensure that the design meets the specific performance and functional objectives of the retrofit.
  4. Select Screw Gear Components: Choose the appropriate screw gear components based on the design requirements and the specifications of the existing system. Consider factors such as gear material, tooth profile, helix angle, pitch diameter, and the number of starts. Select components that are compatible with the load, speed, and operating conditions of the retrofit application.
  5. Fabrication or Procurement: Once the screw gear components are selected, proceed with the fabrication or procurement of the required parts. This may involve manufacturing the screw gear components or purchasing them from a reliable supplier. Ensure that the components meet the specified quality standards and are suitable for the retrofit application.
  6. Installation: Install the screw gears into the existing mechanical system as per the design plan. This may involve removing the old gears and replacing them with the new screw gears or modifying the existing gear system to accommodate the screw gears. Follow proper installation procedures, ensuring correct alignment, lubrication, and torque specifications.
  7. Testing and Adjustment: After the installation, conduct thorough testing of the retrofitted system to verify its performance and functionality. Check for proper gear engagement, smooth operation, and the ability to handle the intended loads and speeds. Make any necessary adjustments or fine-tuning to optimize the performance of the retrofit and ensure its reliable operation.
  8. Documentation and Maintenance: Document the retrofit process, including design specifications, installation procedures, and any modifications made to the existing system. This documentation will be valuable for future reference, maintenance, and troubleshooting. Establish a regular maintenance schedule to inspect and maintain the retrofitted system, including lubrication, gear wear monitoring, and any recommended servicing.

Retrofitting an existing mechanical system with screw gears requires careful planning, design considerations, and proper execution. By following these steps and ensuring compatibility, proper component selection, and installation, it is possible to successfully integrate screw gears into an existing system, improving its performance, efficiency, and functionality.

screw gear

Are there different types of screw gears available?

Yes, there are different types of screw gears available, each with its variations in design and functionality. These variations cater to specific applications and requirements. Here are some of the commonly used types of screw gears:

  • Single-Thread Worm Gears: Single-thread worm gears have a single helical thread on the worm. They provide a relatively higher gear ratio and are commonly used in applications requiring moderate torque and precision positioning. Single-thread worm gears are widely employed in industries such as manufacturing, automotive, and machinery.
  • Multi-Thread Worm Gears: Multi-thread worm gears have multiple helical threads on the worm, typically two or more. The presence of multiple threads increases the contact area and allows for higher torque transmission. Multi-thread worm gears offer higher gear reduction ratios and are suitable for applications requiring greater torque multiplication, such as heavy-duty machinery and high-load lifting systems.
  • Fine-Pitch Worm Gears: Fine-pitch worm gears have a smaller pitch, meaning there are more teeth per unit length of the worm. This design allows for finer control and precise positioning. Fine-pitch worm gears find applications in industries where accurate motion control is critical, such as robotics, automation, and optics.
  • Coarse-Pitch Worm Gears: Coarse-pitch worm gears have a larger pitch, resulting in fewer teeth per unit length of the worm. This design provides higher torque transmission and is suitable for applications requiring heavy-duty power transmission. Coarse-pitch worm gears are commonly used in industries like manufacturing, material handling, and conveyors.
  • Right-Handed and Left-Handed Worm Gears: Screw gears can be classified as right-handed or left-handed based on the direction of the helical thread. In a right-handed worm gear, the helical thread advances in a clockwise direction when viewed from the end of the worm. In a left-handed worm gear, the helical thread advances counterclockwise. The choice between right-handed and left-handed worm gears depends on the specific application and the desired rotational direction.
  • Non-Throated and Throated Worm Gears: Non-throated worm gears have a cylindrical worm without a groove, while throated worm gears have a groove or a notch on the worm. The presence of a throat allows for greater contact between the worm and the worm wheel, increasing the gear meshing efficiency and load-carrying capacity. Throated worm gears are commonly used in applications where higher efficiency and load capacity are required.
  • Self-Locking Worm Gears: Self-locking worm gears are designed to have a high self-locking capability. The helical thread angle and the friction between the worm and the worm wheel prevent the worm wheel from backdriving the worm when the system is at rest. Self-locking worm gears are widely used in applications that require holding a position without the need for additional braking or locking mechanisms, such as elevators, lifts, and positioning systems.

These are some of the different types of screw gears available in the market. The selection of a specific type depends on factors such as torque requirements, gear reduction ratio, precision positioning, load capacity, and self-locking capabilities, among others. Understanding the characteristics and variations of screw gears allows for choosing the most suitable type for a given application.

China high quality ODM/OEM CNC Machining Lathing Grinding Knurling Steel Worm Thread Rod Screw Rod Gear Shaft with Carbonization for Transmission/Gearbox with Good qualityChina high quality ODM/OEM CNC Machining Lathing Grinding Knurling Steel Worm Thread Rod Screw Rod Gear Shaft with Carbonization for Transmission/Gearbox with Good quality
editor by CX 2024-04-03