Description du produit
Specification
| Type | Worm Gearbox/Worm Gear Speed Reducer |
| Model | NMRV:571,030,040,050,063,075,090,110,130,150 |
| Center distance | 25-150mm |
| Rapport | 5,7.5,10,15,20,25,30,40,50,60,80,100 |
| Torque | 1.8-1800Nm |
| Motor | 2 pole, 4 pole, 6 pole |
| Mounting position | Omnidirectional |
| Couleur | Blue/Silver grey Or On request |
| Material | NMRV571~090:Aluminum alloy; NMRV110~150 Cast iron |
Description du produit
Worm Gear Speed Reducer.
Worm gear speed reducers are popular for their flexibility and efficiency, because they can show the best deceleration capacity in the smallest space and are typically applied in transmissions with low speed and high torque.
The worm speed reducer can also be easily mounted with various accessories like torque arms, different types of flanges, shafts and so on.
We attach much importance to the details of the products. The housing of our worm gearbox is made of aluminum alloy or cast iron,the worm is made of carburized 20Cr, and the suppliers of raw materials are rigorously screened, thus to ensure our products are of high quality, long service life and low noise.
Sihai is a professional manufacturer of speed reducers that can provide you with both single-stage worm gear reducer and two-stage worm gear reducer, as well as customized gearboxes according to your requirement.
Details
Multiple inputs and outputs
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FAQ
Q1.How to choose a gearbox which meets our requirement?
A1. You can provide the technical information of output speed,motor power,motor parameter,output torque,equipment connection mode etc.Or,you can refer to our catalogue and confirm with me.
Q2. How is your price? Can you offer any discount?
A2: We will give the best price we can base on your needs and the quantities.
Q3. Do you offer any visiting?
A3: Yes! Welcome!Notify me in advance.
Q4. When is the best time to contact you?
A4: Any time, we will reply you as soon as possible.
Q5. How long will it take for the lead time?
A5: At the time we agreed
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| Application: | Motor, Electric Cars, Machinery, Marine, Agricultural Machinery |
|---|---|
| Fonction: | Distribution Power, Speed Changing, Speed Reduction |
| Mise en page: | Gearbox |
| Dureté: | Gearbox |
| Installation: | Gearbox |
| Étape: | Gearbox |
| Personnalisation : | Disponible | Demande personnalisée |
|---|
Calculating Torque Requirements for an NMRV Gearbox
Calculating torque requirements for an NMRV gearbox involves several steps: Identify Input Torque, Calculate Output Torque, Consider Efficiency, and Add Safety Margin.
- Identify Input Torque: Determine the input torque required by the application, taking into account factors such as load, speed, and efficiency.
- Calculate Output Torque: Use the gear ratio of the NMRV gearbox to calculate the output torque needed to achieve the desired output speed.
- Consider Efficiency: Take into account the efficiency of the NMRV gearbox. The actual output torque will be influenced by the gearbox’s mechanical efficiency.
- Add Safety Margin: To ensure reliable performance and account for variations in operating conditions, it’s recommended to add a safety margin to the calculated torque requirements.
Formula to calculate output torque: Output Torque = Input Torque × Gear Ratio × Gearbox Efficiency
Keep in mind that torque requirements can vary based on the specific application and factors such as load type, duty cycle, and environmental conditions. Consulting with gearbox manufacturers or engineering experts can help ensure accurate torque calculations for your NMRV gearbox application.
Design Principles of an NMRV Gearbox
The design of an NMRV (worm gear) gearbox is based on key principles that enable its efficient and reliable operation:
- Worm Gear Mechanism: The core of an NMRV gearbox is the worm screw and worm wheel. The worm screw, typically cylindrical in shape, meshes with the teeth of the worm wheel. This configuration provides high gear reduction ratios.
- Helical Gearing: The worm screw is usually helical, allowing for smoother engagement with the worm wheel. Helical gearing reduces the sliding friction and noise associated with traditional straight-cut worm gears.
- Conception compacte : NMRV gearboxes are designed to be compact, often with a right-angle configuration. This allows for efficient use of space in various applications.
- Alloy Construction: Many NMRV gearboxes are constructed from high-quality alloys, providing durability and corrosion resistance. The choice of materials ensures a gearbox capable of withstanding varying loads and environmental conditions.
- Bearing Support: Bearings support the rotating elements within the gearbox, reducing friction and ensuring smooth operation. Bearings are strategically placed to handle radial and axial loads.
- Sealing and Lubrication: NMRV gearboxes are equipped with effective sealing mechanisms to prevent the entry of contaminants and to retain lubricating oil. Proper lubrication is essential for reducing wear and enhancing gearbox efficiency.
- Efficient Power Transmission: The worm gear mechanism in NMRV gearboxes provides high gear reduction ratios, allowing for efficient power transmission while minimizing energy losses.
- Quiet Operation: The helical design of the worm screw and worm wheel contributes to quieter operation compared to traditional straight-cut worm gears.
- Wide Range of Ratios: NMRV gearboxes are available in various gear ratios, allowing users to select the appropriate configuration for their specific application needs.
The combination of these design principles results in an NMRV gearbox that offers efficient, reliable, and quiet power transmission for a wide range of industrial applications.
Principe de fonctionnement d'une boîte de vitesses NMRV
Un réducteur NMRV, également appelé réducteur à vis sans fin, fonctionne grâce à un mécanisme à vis sans fin et roue dentée. Voici comment il fonctionne :
Le réducteur se compose de deux éléments principaux : la vis sans fin (un arbre en forme de spirale) et la roue dentée. La vis sans fin est entraînée par la source d'énergie d'entrée, tandis que la roue dentée est reliée à l'arbre de sortie.
Lorsque la vis sans fin tourne, son axe fileté s'engrène avec les dents de la roue dentée. La forme hélicoïdale de la vis sans fin provoque le frottement des dents de la roue dentée les unes contre les autres, assurant ainsi une transmission de mouvement fluide et progressive. Ce mécanisme permet la réduction de vitesse et la multiplication du couple nécessaires à diverses applications.
Une caractéristique essentielle des réducteurs NMRV est que la vis sans fin peut entraîner la roue dentée, mais que le mouvement inverse est impossible en raison du frottement important généré par le filetage hélicoïdal. Cette caractéristique empêche l'arbre de sortie d'entraîner l'arbre d'entrée en sens inverse, assurant ainsi un verrouillage mécanique et améliorant la sécurité et la stabilité des applications.
Le fonctionnement du réducteur NMRV est continu et sa conception simple contribue à sa fiabilité et à son efficacité. Il est important d'assurer une lubrification adéquate afin de minimiser l'usure et la génération de chaleur pendant son fonctionnement.
editor by CX 2024-03-27