China OEM Yjq Series Part-Turn Manual Valve Worm Gearbox for Ball Valves gearbox drive shaft

Product Description

Product Description

YJQ series Part-turn worm gearboxes suitable for Ball Valves, Butterfly Valves, Plug Valves,etc. Handwheel can choose according to your requirements.
 
YJQ series part-turn worm gearbox has good mechanical quality and steady operating performance. It has high mechanical efficiency, small size with new design, and it’s very easy to operate. The flange connecting to valve is according to ISO5211.

Product Parameters

 

Model YJQ-3 YJQ-5 YJQ-8 YJQ-12 YJQ-16 YJQ-20 YJQ-26 YJQ-30 YJQ-40
Ratio 36:1 42:1 48:1 48:1 54:1 46:1 56:1 53:1 55:1
Max output torque
N.m
300 500 800 1200 1600 2000 2600 3000 4000
Max stem diameter 30 35 40 45 50 55 65 70 80
Flange F07 F10 F07 F10 F10 F12 F12 F14 F16 F14 F16 F14 F16 F14 F16 F25 F16 F20 F25 F16 F20 F25
φD 90 125 90 125 125 150 150 175 210 175 210 175 210 175 210 300 210 255 300 210 255 300
PCD D0 70 102 70 102 102 125 125 140 165 140 165 140 165 140 165 245 165 205 254 165 205 254
N-H-DP 4-M8-12 4-M10
-15
4-M8-12 4-M10
-15
4-M10
-18
4-M12
-18
4-M12
-18
4-M16
-24
4-M20
-30
4-M16
-24
4-M20
-30
4-M16
-24
4-M20
-30
4-M16
-24
4-M20
-30
4-M16
-24
4-M20
-30
8-M16
-24
8-M16
-24
4-M20
-30
8-M16
-24
8-M16
-24
Installation height 58 61 69 78 83 86 91 104 110
Handwheel 200 200 300 400 500 500 600 600 600

 

Company Profile

FAQ

Q: What’s your main products?
A: Our main products are worm gearbox, bevel gearbox and spur gearbox for gate valve, globe valve, ball valve, butterfly valve and etc.

Q: How long is your delivery time?
A: Delivery time was depends on the quantity of the order and our inventory, normally is 10~15 days.

Q: Term of payment?
A: T/T 30% in advance, T/T balance before shipment.

Q: Can you provide free sample?
A: Yes, we can provide the sample for free, but the shipping costs need paid by yourself.

Q: Could you specially design and produce according to client’s requirements?
A: Yes, we can

If any other questions about our products, welcome to contact us.

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Application: Industry
Function: Change Drive Torque
Layout: Worm and Wormwheel
Customization:
Available

|

Customized Request

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Shipping Cost:

Estimated freight per unit.







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.

mover gearbox

Safety Precautions when Working with Mower Gearboxes

Working with mower gearboxes requires careful attention to safety to prevent accidents and injuries. Follow these safety precautions:

  • Disconnect Power: Before performing any maintenance or adjustments, turn off the mower’s engine and disconnect the spark plug wire to prevent accidental starts.
  • Wait for Cooling: Allow the gearbox to cool down if it has been running, as it can become hot during operation.
  • Wear Protective Gear: Use appropriate personal protective equipment (PPE), such as gloves, safety glasses, and closed-toe shoes, to protect yourself from debris and moving parts.
  • Stabilize the Mower: Make sure the mower is on a level surface and properly stabilized before attempting any work on the gearbox.
  • Read the Manual: Refer to the mower’s manual for specific safety instructions and procedures related to gearbox maintenance.
  • Use the Right Tools: Always use the correct tools for the job, and ensure they are in good condition. Incorrect tools can lead to accidents and damage.
  • Avoid Loose Clothing: Wear clothing that fits well and doesn’t risk getting caught in moving parts.
  • Keep Hands Clear: Keep your hands and fingers away from the gearbox and belts while the engine is running or while performing maintenance.
  • Properly Ventilate: If you’re working in an enclosed space, ensure proper ventilation to prevent exposure to exhaust fumes.
  • One Task at a Time: Focus on one task at a time. Avoid distractions and multitasking while working on the mower gearbox.
  • Maintain a Clean Work Area: Keep the work area clean and organized to avoid tripping hazards and to ensure easy access to tools.
  • Replace Guards and Covers: After performing maintenance, ensure all guards and covers are properly reinstalled before operating the mower.
  • Dispose of Fluids Properly: If you need to drain fluids from the gearbox, dispose of them according to local regulations.
  • Seek Professional Help: If you’re unsure about any maintenance or repairs, or if the task requires specialized knowledge, consult a professional or authorized service center.

Adhering to these safety precautions will help you work safely and effectively with mower gearboxes, reducing the risk of accidents and injuries.

mover gearbox

Lifespan of a Typical Mower Gearbox

The lifespan of a mower gearbox can vary depending on several factors, including the quality of the gearbox, maintenance practices, usage frequency, and operating conditions. On average, a well-maintained and high-quality mower gearbox can last between 5 to 10 years or even more.

Regular maintenance, such as checking and maintaining the oil level, cleaning and lubricating components, and addressing any issues promptly, can significantly extend the lifespan of a mower gearbox. Quality components, proper usage, and adherence to manufacturer guidelines also play a crucial role in determining how long a mower gearbox will last.

If you start noticing signs of wear, performance issues, or unusual noises from the gearbox, it’s important to address them promptly to prevent further damage and potentially extend the gearbox’s lifespan.

mover gearbox

Role of a Mower Gearbox

A mower gearbox is a crucial component in various types of mowers and lawn maintenance equipment. Its primary role is to transfer power from the mower’s engine to the cutting blades, enabling the blades to rotate and perform the cutting or mulching action. Mower gearboxes are designed to handle the specific requirements of mowing tasks, providing the necessary torque and speed conversion to effectively cut grass, weeds, and other vegetation.

The key functions of a mower gearbox include:

  • Power Transmission: The mower gearbox transfers power generated by the engine to the cutting blades. This power transmission is necessary to rotate the blades at the required speed for efficient cutting.
  • Torque Conversion: Mower gearboxes are designed to convert the high-speed, low-torque output of the engine into the high-torque, low-speed rotation required by the cutting blades.
  • Blade Synchronization: In mowers with multiple cutting blades, the gearbox ensures that all blades rotate at the same speed and remain synchronized. This ensures an even and consistent cutting pattern.
  • Adjustable Cutting Height: Many mower gearboxes are equipped with mechanisms that allow operators to adjust the cutting height of the blades. This feature enables users to customize the lawn’s appearance and accommodate different grass lengths.
  • Direction Control: Some mower gearboxes are designed to provide the ability to switch between forward and reverse directions, allowing the mower to navigate obstacles or change mowing patterns.

Mower gearboxes are available in various designs and configurations to suit different types of mowers, such as rotary mowers, flail mowers, reel mowers, and more. They play a crucial role in ensuring efficient and effective lawn maintenance by delivering the power and torque needed to achieve clean and even cuts.

China OEM Yjq Series Part-Turn Manual Valve Worm Gearbox for Ball Valves   gearbox drive shaft	China OEM Yjq Series Part-Turn Manual Valve Worm Gearbox for Ball Valves   gearbox drive shaft
editor by CX 2024-03-10