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China factory Metal Drawing Machines Aluminum Alloy Reducer Step Gearbox with high quality

Product Description

Detailed Images

 

Fixedstar Upgraded Gear Reducer Models

Product Description

Specifications of Worm Gear Reducer NMRV 130 150

item

Worm Gear Reducer Worm Gearbox

Warranty

1 Year

Applicable Industries

Manufacturing Plant, Food & Beverage Factory, Farms, Construction works , Energy & Mining, Other

Weight (KG)

6.2

Customized support

OEM

Place of CHINAMFG

China

 

ZHangZhoug

Brand Name

CHINAMFG

Gearing Arrangement

Worm

Output Torque

2.6-1650Nm

Input Speed

1400rpm

Output Speed

0.5-186.7rpm

Product name

Worm Gear Reducer Worm Gearbox

Size

130 150

Ratio

5/7.5/10/15/20/25/30/40/50/60/80/100

Worm Wheel Material

12-2 Tin Bronze

Worm Shaft Material

20CrMnTi

Bearing

C&U

Oil Seal

CHINAMFG CHINAMFG

Lubricant Oil

Synthetic Oil

Color

Blue(RAL5571)/Silver Grey (RAL9571)/Custom-Made

Description of Worm Gear Reducer NMRV 130 150

Made of high-quality aluminium alloy, light weight and non-rusting.

The reducer model from 25 to 90 are made of aluminum alloy die-casting material, model 110-150 are made of cast iron. It’s good looking in appearance, compact in structure, rust proofing on surface and small volume to save mounting space.
Large output torque and high radiating efficiency, the strong capacity of loading ensure stable transmission, make less vibration and noise.
Suitable for omnibearing installation, varies of connecting structure for different requirements.
*Inch sizes reducer are available.

FCN worm gearbox reducer is a commodity with sophistcated design and continous improvements, its main features are made of high quality alumium alloy, light weight and non-rusting, larget output toque, smooth running and low noise, high radiating efficiency, good looking apprearance, derable service life, small volume and suitable for all mouting positions.

Drawings of Worm Gear Reducer NMRV 130 150

Packing & Delivery

Packaging Pictures of Worm Gear Reduce and Helical Geared Motor

 

Inner Packing: PP bag with carton;
Outer Packing: Carton boxes and wooden cases;
Leadtime: 20-30 days CHINAMFG order confirm.

About Us

Welcome to CHINAMFG Group, China’s leading gearbox manufacturer since 1976. Our journey, spHangZhou over 4 decades, has established us as a benchmark of CHINAMFG in the power transmission industry.
 

We proudly made history in the 1980s by exporting the first China-made reducer and have since maintained our status as China’s top gearbox exporter.Today, we proudly export 70% of our products to more than 40 countries, including key markets like Italy, Germany, the USA, Spain, Brazil, Argentina, Turkey, and India.
 

Our extensive product range includes worm gear reducers, helical gearboxes, shaft-mounted reducers, helical bevel gearboxes, and slewing drives.These products are vital across various sectors, from industrial production equipment, power, and mining to metallurgy, agriculture, construction, and marine, as well as in the burgeoning clean energy sector.
 

Our team of experts, among the world’s best, upholds the highest standards for both standard and OEM products. Driven by innovation and cutting-edge technology, we prioritize quality and our customers’ needs. Our state-of-the-art facilities, equipped with the latest machinery and a team of seasoned professionals, ensure consistent quality and impressive daily output. We’re proud to produce 4,000 units daily, totaling over 1.2 million units annually.
 

We cordially invite you to visit us and witness first hand why CHINAMFG Group is the gem of China’s gearbox manufacturing. Seeing is believing, and we eagerly anticipate demonstrating our expertise and craftsmanship. Join us in driving the future forward.
 

 

 

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Application: Motor, Machinery
Hardness: Hardened Tooth Surface
Installation: Horizontal Type
Layout: Vertical
Gear Shape: Bevel Gear
Step: Single-Step
Customization:
Available

|

Customized Request

worm gearbox

Can a Worm Gearbox Be Used in Heavy-Duty Machinery?

Yes, a worm gearbox can be used in heavy-duty machinery and is often chosen for such applications due to its inherent characteristics and advantages:

  • High Torque Transmission: Worm gearboxes are known for their ability to transmit high torque loads, making them suitable for heavy-duty machinery that requires significant power transmission.
  • Load Distribution: The design of worm gears provides robust load distribution and excellent contact between the worm and worm wheel teeth. This enhances their load-carrying capacity, making them capable of handling heavy loads without premature wear or failure.
  • Compact Design: Worm gearboxes are compact and offer high reduction ratios in a single stage. This allows for the reduction of high input speeds to lower output speeds, often required in heavy-duty machinery.
  • Overload Protection: Worm gears have a natural self-locking feature, which means the gear cannot be easily back-driven by external forces. This feature provides inherent overload protection, preventing damage to the gearbox and machinery in cases of sudden load spikes.
  • Smooth Operation: Worm gearboxes offer smooth and steady operation, which is crucial for heavy-duty machinery where precision and controlled movement are essential.

However, when considering the use of a worm gearbox in heavy-duty applications, it’s important to ensure proper engineering and sizing. The design should account for factors such as load, speed, duty cycle, lubrication, and temperature to ensure optimal performance and longevity.

Overall, worm gearboxes are well-suited for heavy-duty machinery across various industries, including mining, construction, manufacturing, and more.

worm gearbox

Worm Gearbox vs. Helical Gearbox: A Comparison

Worm gearboxes and helical gearboxes are two popular types of gear systems, each with its own set of advantages and disadvantages. Let’s compare them:

Aspect Worm Gearbox Helical Gearbox
Efficiency Lower efficiency due to sliding friction between the worm and worm wheel. Higher efficiency due to rolling contact between helical gear teeth.
Torque Transmission Excellent torque transmission and high reduction ratios achievable in a single stage. Good torque transmission, but may require multiple stages for high reduction ratios.
Noise and Vibration Generally higher noise and vibration levels due to sliding action. Lower noise and vibration levels due to smoother rolling contact.
Backlash Higher inherent backlash due to the design. Lower backlash due to meshing of helical teeth.
Efficiency at Higher Speeds Less suitable for high-speed applications due to efficiency loss. More suitable for high-speed applications due to higher efficiency.
Overload Protection Natural self-locking feature provides some overload protection. May not have the same level of inherent overload protection.
Applications Commonly used for applications requiring high reduction ratios, such as conveyor systems and heavy-duty machinery. Widely used in various applications including automotive transmissions, industrial machinery, and more.

Both worm and helical gearboxes have their place in engineering, and the choice between them depends on the specific requirements of the application. Worm gearboxes are preferred for applications with high reduction ratios, while helical gearboxes are chosen for their higher efficiency and smoother operation.

worm gearbox

How Does a Worm Gearbox Compare to Other Types of Gearboxes?

Worm gearboxes offer unique advantages and characteristics that set them apart from other types of gearboxes. Here’s a comparison between worm gearboxes and some other common types:

  • Helical Gearbox: Worm gearboxes have higher torque multiplication, making them suitable for heavy-load applications, while helical gearboxes are more efficient and offer smoother operation.
  • Bevel Gearbox: Worm gearboxes are compact and can transmit motion at right angles, similar to bevel gearboxes, but worm gearboxes have self-locking capabilities.
  • Planetary Gearbox: Worm gearboxes provide high torque output and are cost-effective for applications with high reduction ratios, whereas planetary gearboxes offer higher efficiency and can handle higher input speeds.
  • Spur Gearbox: Worm gearboxes have better shock load resistance due to their sliding motion, while spur gearboxes are more efficient and suitable for lower torque applications.
  • Cycloidal Gearbox: Cycloidal gearboxes have high shock load capacity and compact design, but worm gearboxes are more cost-effective and can handle higher reduction ratios.

While worm gearboxes have advantages such as high torque output, compact design, and self-locking capability, the choice between gearbox types depends on the specific requirements of the application, including torque, efficiency, speed, and space limitations.

China factory Metal Drawing Machines Aluminum Alloy Reducer Step Gearbox   with high quality China factory Metal Drawing Machines Aluminum Alloy Reducer Step Gearbox   with high quality
editor by CX 2024-05-09

China Good quality High Torque Twin Screw Gearbox for Plastic Machines with high quality

Product Description

Product Description

Twin Screw Extruder Twin Screw Gearbox High Torque Gearbox

 

Twin Screw Gearbox Features

— High Speed
—Triaxiality parallel design improve B axis bearing capacity.
—Challengling manufacture and convenient assemply.Higher the cost.
—Modular structure design achieve 2 kinds of gearbox torque grade.

 

Twin Screw Gearbox Introduction

 

Twin Screw Gearbox adopting latest standard ISO1328,the precision of cylindrical gear of spherical involute, and combining our long term experience and specialty of twin-screw extruders, SHTDN gearboxes are meticulously designed with top advanced designing ideas in the world for co-orientated rotating twin-screw extruders, with entirely independent Intellectual Property Rights.
The gears are made of carburizing steel of high-strength alloy of good quality by carburizing and quenching for teeth, of which all the gear grinding processes are finished by imported gear grinding machines. Gear parameters are optimized and specially designed for the characteristics of twin screw extruders, reducing stress concentration on root of gear and improving gear surface conditions. We have improved gear intension of flexural fatigue, fatigue strength and ratio of wide diameter. We have also adopted the latest designing idea and technology of heating treatment for the structure of gears, thereby ensured gears from uniformity of precision and strength.

 

SHTDN High Torque Gearbox Data Table

 

SHTDN Gearbox Power&Torque Table

Model

CD(MM)

Torque Grade(T/A3)

RPM 300r/min

RPM 400r/min

RPM 500r/min

RPM 600r/min

RPM 800r/min

RPM 900r/min

SHTD20N

18

<13

7.5kw

11kw

SHTD25N

22

<13

11kw

15kw

18.5kw

22kw

SHTD30N

26

<13

22kw

30kw

37kw

SHTD35N

30

<13

18.5kw

22kw

30kw

37kw

50kw

60kw

SHTD40N

34.5

<13

30kw

45kw

55kw

65kw

90kw

90kw

SHTD50N

42

<13

55kw

75kw

90kw

110kw

132kw

160kw

SHTD52N

43

<13

55kw

75kw

90kw

110kw

132kw

160kw

SHTD58N

48

<13

90kw

110kw

132kw

160kw

220kw

250kw

SHTD65N

52

<13

110kw

132kw

160kw

220kw

280kw

315kw

SHTD75N

60

<13

160kw

220kw

250kw

315kw

450kw

500kw

SHTD85N

67.8

<13

220kw

315kw

400kw

500kw

600kw

650kw

SHTD95N

78

<13

350kw

450kw

550kw

650kw

900kw

1000kw

SHTD110N

92

<13

560kw

710kw

900kw

1000kw

SHTD125N

100

<13

800kw

1000kw

1250kw

1400kw

SHTD135N

110

<13

1000kw

1400kw

1600kw

2000kw

SHTD150N

120

<13

1320kw

1750kw

 

 

 

 

 

Production Process
 

Packing&Delivery
 

Packing Details: According to your order quantity packaging,shipping wooden boxes,air carton.

Delivery Details: 5-60days after order.

1.Rust-proof oil processing,

   Prevent rust in transit.

2.Oiled paper packages,

   Prevent oil dry.

3.Bubble wrap package,

   Prevent collosions.

4.Special foam packaging. 5.Packing 6.Sealing

Our Service

 

24-hour Hotline

 

No matter when and where

to call we can find our service to you.

 

 

Pre-sales Consultation

 

We have 5 sales people online,

and whether you have any question

can be solved through online

communication,welcome your consultation.

After-sales Services

 

Receive products have any

questions about the product,

can look for us,we will help

you deal with the the first time,to your satisfaction.

 

All ZT keep pay attention to every step of the details,We are looking CHINAMFG to the forge ahead together with you!

 

 

FAQ

 

How long does it take to get my products since I paid for them?

—According to yout order quantity,we will give you a reasonable delivery date.

 

Can I get the warranty of 1 year for free?

—If you need the warranty,you should pay for it.If not,do not worry ,we have confidence in our products.

 

How is your after-sale service?

—You will get our help in time as long as you find something wrong about our produces.Believe us,you deserve the best.

 

How long will your product last?

—I am sorry that I can not accurately answer your question,which is quite different from your operation time,materials and materials.
 

Application: Machinery
Function: Speed Reduction
Layout: Double Drive Gearbox
Hardness: Hardened Tooth Surface
Installation: Horizontal Type
Step: Three-Step
Customization:
Available

|

Customized Request

worm gearbox

Can a Worm Gearbox be Used for High-Speed Applications?

Worm gearboxes are generally not recommended for high-speed applications due to their inherent design characteristics. Here’s why:

  • Efficiency: Worm gearboxes tend to have lower efficiency compared to other gearbox types, which means they can generate more heat and experience more energy loss at high speeds.
  • Heat Generation: The sliding contact between the worm and worm wheel in a worm gearbox can lead to significant friction and heat generation, especially at high speeds. This heat can cause thermal expansion, affecting the gearbox’s performance and longevity.
  • Wear and Noise: High speeds can exacerbate wear and noise issues in worm gearboxes. Increased friction and wear can lead to faster degradation of components, resulting in reduced lifespan and increased maintenance needs.
  • Backlash: Worm gearboxes may have higher backlash compared to other gearbox types, which can impact precision and accuracy in high-speed applications.

While worm gearboxes are more commonly used in applications requiring high torque and moderate speeds, they may not be the best choice for high-speed scenarios. If high-speed operation is a requirement, other gearbox types such as helical, spur, or planetary gearboxes are often better suited due to their higher efficiency, lower heat generation, and reduced wear at elevated speeds.

worm gearbox

Does a Worm Reducer Require Frequent Maintenance?

Worm reducers generally require less frequent maintenance compared to some other types of gearboxes due to their design and operating characteristics. However, maintenance is still essential to ensure optimal performance and longevity. Here are some key points to consider:

  • Lubrication: Proper lubrication is crucial for worm gearboxes. Regularly check the lubricant level and quality to prevent wear and overheating. Lubricant should be changed as recommended by the manufacturer.
  • Inspections: Periodically inspect the gearbox for signs of wear, damage, or oil leaks. Check for any unusual noises, vibrations, or changes in performance that could indicate a problem.
  • Tightening and Alignment: Check and tighten any loose fasteners and ensure that the gearbox is properly aligned. Misalignment can lead to increased wear and reduced efficiency.
  • Seal Maintenance: Inspect and maintain seals to prevent oil leakage and contaminants from entering the gearbox.
  • Cleaning: Keep the gearbox clean from debris and contaminants that could affect its performance. Regular cleaning can prevent premature wear and damage.
  • Load and Speed: Ensure that the gearbox is operating within its rated load and speed limits. Exceeding these limits can lead to accelerated wear and potential failure.
  • Environmental Conditions: Consider the operating environment of the gearbox. Extreme temperatures, humidity, and other factors can impact the gearbox’s performance and longevity.

While worm gearboxes are known for their durability and self-locking feature, neglecting maintenance can lead to premature wear, reduced efficiency, and potential breakdowns. Following the manufacturer’s recommendations for maintenance intervals and procedures is essential to keep the worm reducer in optimal condition.

worm gearbox

Preventing Backlash in a Worm Gearbox

Backlash in a worm gearbox can lead to reduced accuracy, positioning errors, and decreased overall efficiency. Here are steps to prevent or minimize backlash:

  • High-Quality Components: Use high-quality worm gears and worm wheels with tight manufacturing tolerances. Precision components will help reduce backlash.
  • Proper Meshing: Ensure the worm gear and worm wheel are properly aligned and meshed. Improper meshing can lead to increased backlash.
  • Preload: Applying a small amount of preload to the worm gear can help reduce backlash. However, excessive preload can increase friction and wear.
  • Anti-Backlash Mechanisms: Consider using anti-backlash mechanisms, such as spring-loaded systems or adjustable shims, to compensate for any inherent backlash.
  • Lubrication: Proper lubrication can reduce friction and play a role in minimizing backlash. Use a lubricant that provides good film strength and reduces wear.
  • Maintenance: Regularly inspect and maintain the gearbox to identify and address any changes in backlash over time.

It’s important to strike a balance between reducing backlash and maintaining smooth operation. Consulting with gearbox experts and following manufacturer guidelines will help you optimize your worm gearbox’s performance while minimizing backlash.

China Good quality High Torque Twin Screw Gearbox for Plastic Machines   with high quality China Good quality High Torque Twin Screw Gearbox for Plastic Machines   with high quality
editor by CX 2023-11-17