Product Description
Product description
China Made Low Noise Big Torque Right Angle Worm Gear Box
Features:
1) Aluminum alloy die-casted gearbox
2) Compact structure saves mounting space
3) Highly accurate
4) Runs CHINAMFG and backward
5) High overload capacity
6) Stable transmission with reduced vibration and noise
Characteristics:
1. High quality aluminum alloy quadrate case .
2. High efficiency.
3. Small size, compact constructure and light weight.
4. Combination of 2 single-step worm gear speed reducers, meeting the requirements of super speed ratio.
Technical Data:
1. Input power: 0.06kW-15kW
2. Output torque: 7.8-1195N.m
3. Speed ratio: (5-100) 5, 7.5, 10, 15, 20, 25, 30, 40, 50, 60, 80, 100
4. Adapt for IEC, NEMA, SERVO
Materials:
1. From RV25 up to RV105: Aluminium alloy housing.
2. From RV110 to RV150: Cast iron housing.
3. Seal: CHINAMFG Seal from ZheJiang
4. Bearing :homemade Bearing
Color:
1. RAL5571
2. Blue
3. Silver
Quality control:
1.Quality guarantee: 1 year
2.Certificate of quality: ISO9001:2008
3.Every product must be tested before packing
General Technical data:
Size number:25,30,40,50,63,75,90,110,130,150
Ratio:1/100-1/5000
Color:blue,silver,RAL5571 color
Material:housing -casting iron- HT200-250#/aluminum worm gear-KK alloy worm-20CrMnTi with carburizing and quenching,surface hardness is 58-62HRC shaft-chromium steel-45#
Packing: Inner pack: use plastic bag a Inner pack: use plastic bag and foam box, outer pack: carton or wooden case 1set/bag/carton or based on customer’s requestbearing: CHINAMFG & Homemade bearing
Seal: CHINAMFG seal from ZheJiang
Input power: 0.25kw,0.37kw,0.55kw,0.75kw,1.1kw,1.5kw,2.2kw,3.0kw,4.0kw,5.5kw,7.5kw
Lubricant:Synthetic & Mineral
IEC flange:56B5,63B5,71B5,80B5,90B5,100B5,112B5,132B5
Output form: CHINAMFG shaft,hollow shaft weight: 0.7-87.8KGSapplication: In industrial machine:food Stuff,ceramics,chemical,packing,printing,dyeing,woodworking,glass and plastics
Warranty:1 year
|
NRV |
030 |
040 |
050 |
063 |
075 |
090 |
110 |
130 |
150 |
|
B |
20 |
23 |
30 |
40 |
50 |
50 |
60 |
80 |
80 |
|
D1 |
9 j6 |
11 j6 |
14 j6 |
19 j6 |
24 j6 |
24 j6 |
28 j6 |
30 j6 |
35 j6 |
|
G2 |
51 |
80 |
74 |
90 |
105 |
125 |
142 |
162 |
195 |
|
G3 |
45 |
53 |
64 |
75 |
90 |
108 |
135 |
155 |
175 |
|
I |
30 |
40 |
50 |
63 |
75 |
90 |
110 |
130 |
150 |
|
b1 |
3 |
4 |
5 |
6 |
8 |
8 |
8 |
8 |
10 |
|
f1 |
– |
– |
M6 |
M6 |
M8 |
M8 |
M10 |
M10 |
M12 |
|
t1 |
10.2 |
12.5 |
16 |
21.5 |
27 |
27 |
31 |
33 |
38 |
|
NRV-NMRV |
030-040 |
030-050 |
030-063 |
040-075 |
040-090 |
050-105 |
050-110 |
063-130 |
063-150 |
|
B |
20 |
20 |
20 |
23 |
23 |
30 |
30 |
40 |
40 |
|
D1 |
9 j5 |
9 j6 |
9 j6 |
11 j6 |
11 j6 |
14 j6 |
14 j6 |
19 j6 |
19 j6 |
|
G2 |
51 |
51 |
51 |
60 |
00 |
74 |
74 |
90 |
90 |
|
I |
10 |
20 |
33 |
35 |
50 |
60 |
60 |
67 |
87 |
|
b1 |
3 |
3 |
3 |
4 |
4 |
5 |
5 |
6 |
6 |
|
f1 |
– |
– |
– |
– |
– |
M6 |
M6 |
M6 |
M6 |
|
t1 |
10.2 |
10.2 |
10.2 |
12.5 |
12.5 |
16 |
16 |
21.5 |
21.5 |
NMRV571
Weight without motor:0.7kg
Input size: ( Pm, Dm, bm, tm )
NMRV030
Weight without motor:1.2kg
Input size: ( Pm, Dm, bm, tm )
|
NMRV040 Output |
||
|
D H8 |
b |
t |
|
18 (19) |
6 (6) |
20.8 (21.8) |
|
(..)Only on request Weight without motor:2.3kg Input size (Pm, Dm, bm, tm) |
||
NMRV110
Weight without motor: 35kg
Input size: (Pm, Dm, bm, tm)
NMRV130
Weight without motor: 48kg
Input size: (Pm, Dm, bm, tm)
NMRV150
Weight without motor: 87.8kg
Input size: (Pm, Dm, bm, tm)
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Speed Worm Gear Reducer
HangZhou CHINAMFG Industry Co., Ltd. is a specialized supplier of a full range of chains, sprockets, gears, gear racks, v belt pulley, timing pulley, V-belts, couplings, machined parts and so on.
Due to our CHINAMFG in offering best service to our clients, understanding of your needs and overriding sense of responsibility toward filling ordering requirements, we have obtained the trust of buyers worldwide. Having accumulated precious experience in cooperating with foreign customers, our products are selling well in the American, European, South American and Asian markets. Our products are manufactured by modern computerized machinery and equipment. Meanwhile, our products are manufactured according to high quality standards, and complying with the international advanced standard criteria.
With many years’ experience in this line, we will be trusted by our advantages in competitive price, one-time delivery, prompt response, on-hand engineering support and good after-sales services.
Additionally, all our production procedures are in compliance with ISO9001 standards. We also can design and make non-standard products to meet customers’ special requirements. Quality and credit are the bases that make a corporation alive. We will provide best services and high quality products with all sincerity. If you need any information or samples, please contact us and you will have our soon reply.
FAQ:
Q1: Are you trading company or manufacturer ?
A: We are factory.
Q2: How long is your delivery time and shipment?
1.Sample Lead-times: generally 10 workdays.
2.Production Lead-times: 20-40 workdays after getting your deposit.
Q3. What is your terms of payment?
A: T/T 30% as deposit, and 70% before delivery.
Q4: What is your advantages?
1. Manufacturer,the most competitive price and good quality.
2. Perfect technical engineers give you the best support.
3. OEM is available.
4. Rich stock and quick delivery.
Q5. If you can’t find the product on our website,what do you next?
Please send us inquiry with product pictures and drawings by email or other ways and we’ll check.
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| Applicable Industries: | Hotels, Garment Shops, Building Material Shops |
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| Output Speed: | 14.4-192rpm |
| Gearing Arrangement: | Worm |
| Customization: |
Available
| Customized Request |
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.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}
| Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| Payment Method: |
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|
Initial Payment Full Payment |
| Currency: | US$ |
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| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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Is it Possible to Reverse the Direction of a Worm Gearbox?
Yes, it is possible to reverse the direction of a worm gearbox by changing the orientation of either the input or output shaft. However, reversing the direction of a worm gearbox can have some implications that need to be considered:
- Efficiency: Reversing the direction of a worm gearbox can potentially affect its efficiency. Worm gearboxes are typically more efficient in one direction of rotation due to the design of the worm and worm wheel.
- Backlash: Reversing the direction of rotation might lead to increased backlash or play in the gearbox, which can impact precision and smooth operation.
- Lubrication: Depending on the gearbox’s design, reversing the direction could affect lubrication distribution and lead to uneven wear on the gear teeth.
- Load: Reversing the direction might also impact the gearbox’s load-carrying capacity, especially if it’s designed for predominantly one-way operation.
- Noise and Vibration: Direction reversal can sometimes result in increased noise and vibration due to changes in gear engagement and meshing behavior.
If you need to reverse the direction of a worm gearbox, it’s advisable to consult the gearbox manufacturer’s guidelines and recommendations. They can provide insights into whether the specific gearbox model is suitable for reversible operation and any precautions or adjustments needed to ensure proper functioning.
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.
Lubrication Requirements for a Worm Gearbox
Lubrication is crucial for maintaining the performance and longevity of a worm gearbox. Here are the key considerations for lubricating a worm gearbox:
- Type of Lubricant: Use a high-quality, high-viscosity lubricant specifically designed for worm gearboxes. Worm gearboxes require lubricants with additives that provide proper lubrication and prevent wear.
- Lubrication Interval: Follow the manufacturer’s recommendations for lubrication intervals. Regularly check the gearbox’s temperature and oil condition to determine the optimal frequency of lubrication.
- Oil Level: Maintain the proper oil level to ensure effective lubrication. Too little oil can lead to insufficient lubrication, while too much oil can cause overheating and foaming.
- Lubrication Points: Identify all the lubrication points on the gearbox, including the worm and wheel gear surfaces. Apply the lubricant evenly to ensure complete coverage.
- Temperature: Consider the operating temperature of the gearbox. Some lubricants have temperature limits, and extreme temperatures can affect lubricant viscosity and performance.
- Cleanliness: Keep the gearbox and the surrounding area clean to prevent contaminants from entering the lubricant. Use proper filtration and seals to maintain a clean environment.
- Monitoring: Regularly monitor the gearbox’s temperature, noise level, and vibration to detect any signs of inadequate lubrication or other issues.
Proper lubrication will reduce friction, wear, and heat generation, ensuring smooth and efficient operation of the worm gearbox. Always refer to the manufacturer’s guidelines for lubrication specifications and intervals.
editor by CX 2024-02-24