High efficiency Chinese Factory of Cone Worm Series Worm Reduction Gearbox
- 10:1 – 63:1 ratios
- Gear Sizes 100 280 315
- High Torque . Reach to 51180 N.m
- Increase Gear Accuracy, reach to grade 7 .
- Extendance using life
Datasheet on CUW double enveloping worm gear reducer :
|Model||ShaftDia. (mm)||Center Height (CUW)||(CUW) Output shaft Dia.||Power||Ratio||Permitted Torque||Weight|
|(CUW) input Solid(h6)||(mm)||(mm)||(kw)||(Nm)||(KGS)|
|100||28||190||48||1.41~11.5||10 .25~ 62||683-1094||42|
|125||32||225||55||2.42~19.7||10 .25 ~ 62||1170~2221||65|
|140||38||255||65||3.94~25.9||10 .25 ~ 62||1555 ~ 3473||85|
|160||42||290||70||4.39~35.7||10 .25 ~ 62||2143 ~4212||120|
|180||48||320||80||5.83~47.5||10 .25 ~ 62||2812 ~ 5387||170|
|200||55||350||90||7.52 ~61.2||10 .25 ~ 62||3624 ~6859||220|
|225||60||390||100||9.9~81.4||10 .25 ~ 62||4872 ~ 9224||290|
|250||65||430||110||12.9 ~105||10 .25~ 62||6284~11892||380|
|280||70||480||120||16.9 ~ 138||10 .25 ~ 62||8347 ~ 15820||520|
|315||75||530||140||22.5 ~183||10 .25 ~ 62||11068~ 19450||700|
|355||80||595||150||30~245||10 .25 ~ 62||14818 ~28014||1030|
|400||90||660||170||32.1 ~261||10 .25 ~ 62||15786~29918||1400|
|450||100||740||190||42.6 ~347||10 .25 ~ 62||2571~39881||1980|
|500||110||815||210||54.9 ~ 448||10 .25 ~ 62||27097~51180||2700|
1, High torque double enveloping worm gear adjust toughest working condition .
2,Universal design double enveloping worm gearbox.
3, Smooth and noiseless operation double worm gearbox.
4, Higher driving efficiency than traditional worm gear.
5, Increasing loading capacity .
6, Strict quality test before shipping
7, Customized design for various application
8, Long life service period
9,suitable price with moderated
10, moderate price & high quality
Packing Pictures :
1.Are you a factory or trader ?
We are a professional factory which has 20 years history specialized in gear transmission .
Our MOQ is 1pcs. However there is 1 handling cost $150 for the single order which less than $3000.00
Our warranty is 12months
4. Payment term
100% T/T in advance and LC at sight .
5. Do you accept customization ?
YES.SGR have strong R&D team, we can provide customizable service according to requirements.
Generally we use standard export plywood case to arrange the shipment .
7. Delivery time
In normal ,time of delivery is 30days after receiving the prepayment .
8. What kinds of certification do you use ?
DNV-ISO9001:2008, SGS,CE etc, And new products patent.
9. What kinds of inspection you do before shipment ?
We do temperature test, noise, and oil leak inspection and commissioning before shipment.
10.How do you solve if the production have problem ?
Mostly, we don’t need customer send the goods back to us. Because the cost is very high, if there meets a problem,we firstly ask for the pictures for damaged parts. And base on the pictures, we can have a basic idea for the defect reason. Our guarantee is 12 months, if during the guarantee, we can supply repair .
|Function:||Distribution Power, Change Drive Torque, Speed Reduction|
|Hardness:||Hardened Tooth Surface|
Self-Locking Properties in a Worm Gearbox
Yes, worm gearboxes exhibit self-locking properties, which can be advantageous in certain applications. Self-locking refers to the ability of a mechanism to prevent the transmission of motion from the output shaft back to the input shaft when the system is at rest. Worm gearboxes inherently possess self-locking properties due to the unique design of the worm gear and worm wheel.
The self-locking behavior arises from the angle of the helix on the worm shaft. In a properly designed worm gearbox, the helix angle of the worm is such that it creates a mechanical advantage that resists reverse motion. When the gearbox is not actively driven, the friction between the worm threads and the worm wheel teeth creates a locking effect.
This self-locking feature makes worm gearboxes particularly useful in applications where holding a load in position without external power is necessary. For instance, they are commonly used in situations where there’s a need to prevent a mechanism from backdriving, such as in conveyor systems, hoists, and jacks.
However, it’s important to note that while self-locking properties can be beneficial, they also introduce some challenges. The high friction between the worm gear and worm wheel during self-locking can lead to higher wear and heat generation. Additionally, the self-locking effect can reduce the efficiency of the gearbox when it’s actively transmitting motion.
When considering the use of a worm gearbox for a specific application, it’s crucial to carefully analyze the balance between self-locking capabilities and other performance factors to ensure optimal operation.
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.
Types of Worm Gear Configurations and Their Uses
Worm gear configurations vary based on the arrangement of the worm and the gear it engages with. Here are common types and their applications:
- Single Enveloping Worm Gear: This configuration offers high torque transmission and efficiency. It’s used in heavy-duty applications like mining equipment and industrial machinery.
- Double Enveloping Worm Gear: With increased contact area, this type provides higher load capacity and improved efficiency. It’s used in aerospace applications, robotics, and precision machinery.
- Non-Throated Worm Gear: This type has a cylindrical worm without a throat. It’s suitable for applications requiring precise motion control, such as CNC machines and robotics.
- Throated Worm Gear: Featuring a throat in the worm, this configuration offers smooth engagement and higher load capacity. It’s used in conveyors, elevators, and automotive applications.
- Non-Modular Worm Gear: In this design, the worm and gear are a matched set, resulting in better meshing and efficiency. It’s utilized in various industries where customization is essential.
- Modular Worm Gear: This type allows interchangeability of worm and gear components, providing flexibility in design and maintenance. It’s commonly used in conveyors, mixers, and material handling systems.
Selecting the appropriate worm gear configuration depends on factors such as load capacity, efficiency, precision, and application requirements. Consulting gearbox experts can help determine the best configuration for your specific needs.
editor by CX 2023-09-22