Descrizione del prodotto
RV series Worm Geared Motor Characteristics
- RV – Sizes:–150
- Input Options: with input shaft, With Square flange,With Input Flange
- Input Power 0.06 to 11 kW
- RV-Size from 030 to 105 in die-cast aluminium alloy budy and over 110 in cast iron
- Ratios between 5 and 100
- Max torque 1550 N.m and admissible output radial loads max 8771 N
- Aluminium units are supplied complete with synthetic oil and allow for universal mounting positions, with no need to modify lubricant quantity
- Worm wheel: Copper (KK Cu).
- Loading capacity in accordance with: ISO 9001:2015/GB/T 19001-2016
- Size 030 and over are painted with RAL 5571 blue
- Worm gear reducers are available with diffferent combinations: NMRV+NMRV, NMRVpower+NMRV, JWB+NMRV
- NMRV, NRV+VS,NMRV+AS,NMRV+VS,NMRV+F
- Options: torque arm, output flange, viton oil seals, low/high temperature oil filling/drain/breather/level plug.
Starshine Drive
ZheJiang CHINAMFG Drive Co.,Ltd,the predecessor was a state-owned military mould enterprise, was established in 1965. CHINAMFG specializes in the complete power transmission solution for high-end equipment manufacturing industries based on the aim of “Platform Product, Application Design and Professional Service”.
Starshine have a strong technical force with over 350 employees at present, including over 30 engineering technicians, 30 quality inspectors, covering an area of 80000 square CHINAMFG and kinds of advanced processing machines and testing equipments. We have a good foundation for the industry application development and service of high-end speed reducers & variators owning to the provincial engineering technology research center,the lab of gear speed reducers, and the base of modern R&D.
Our Team
Quality Control
Quality:Insist on Improvement,Strive for Excellence With the development of equipment manufacturing indurstry,customer never satirsfy with the current quality of our products,on the contrary,wcreate the value of quality.
Quality policy:to enhance the overall level in the field of power transmission
Quality View:Continuous Improvement , pursuit of excellence
Quality Philosophy:Quality creates value
3. Incoming Quality Control
To establish the AQL acceptable level of incoming material control, to provide the material for the whole inspection, sampling, immunity. On the acceptance of qualified products to warehousing, substandard goods to take return, check, rework, rework inspection; responsible for tracking bad, to monitor the supplier to take corrective
measures to prevent recurrence.
4. Process Quality Control
The manufacturing site of the first examination, inspection and final inspection, sampling according to the requirements of some projects, judging the quality change trend;
found abnormal phenomenon of manufacturing, and supervise the production department to improve, eliminate the abnormal phenomenon or state.
5. FQC(Final QC)
After the manufacturing department will complete the product, stand in the customer’s position on the finished product quality verification, in order to ensure the quality of
customer expectations and needs.
6. OQC(Outgoing QC)
After the product sample inspection to determine the qualified, allowing storage, but when the finished product from the warehouse before the formal delivery of the goods, there is a check, this is called the shipment inspection.Check content:In the warehouse storage and transfer status to confirm, while confirming the delivery of the
product is a product inspection to determine the qualified products.
7. Certification.
Packing
Delivery
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| Applicazione: | Motor, Machinery, Marine, Agricultural Machinery |
|---|---|
| Funzione: | Speed Changing, Speed Reduction |
| Disposizione: | Corner |
| Durezza: | Superficie del dente indurita |
| Installazione: | Vertical Type |
| Fare un passo: | Passo singolo |
| Personalizzazione: | Disponibile | Richiesta personalizzata |
|---|
Calcolo del rapporto di trasmissione in un riduttore a vite senza fine
Il rapporto di trasmissione di un riduttore a vite senza fine è determinato dal numero di denti della ruota elicoidale (nota anche come ingranaggio a vite senza fine) e dal numero di filettature sull'albero della vite senza fine. La formula del rapporto di trasmissione di un riduttore a vite senza fine è:
Rapporto di trasmissione = Numero di denti sulla ruota elicoidale / Numero di filettature sull'albero elicoidale
Ad esempio, se la ruota elicoidale ha 60 denti e l'albero a vite senza fine ha una filettatura singola, il rapporto di trasmissione sarebbe 60:1.
It’s important to note that worm reducers have an inherent self-locking property due to the angle of the worm threads. As a result, the gear ratio also affects the mechanical advantage and the system’s ability to resist backdriving.
Nel calcolo del rapporto di trasmissione, assicurarsi che il riduttore a vite senza fine sia progettato correttamente e che il rapporto di trasmissione sia in linea con le caratteristiche meccaniche desiderate per l'applicazione. Inoltre, nella scelta del rapporto di trasmissione per un riduttore a vite senza fine, è necessario considerare fattori quali efficienza, capacità di carico e limiti di velocità.
Diagnosi e riparazione di perdite d'olio in un cambio a vite senza fine
Oil leakage in a worm gearbox can lead to reduced lubrication, increased friction, and potential damage to the gearbox components. Here’s a step-by-step process to diagnose and fix oil leakage:
- Ispezionare il cambio: Eseguire un'ispezione visiva del cambio per individuare la fonte della perdita. Verificare la presenza di macchie d'olio, zone umide o accumuli d'olio intorno al cambio.
- Verificare le guarnizioni e le tenute: Controlla le guarnizioni, le tenute e gli O-ring per individuare eventuali segni di usura, crepe o danni. Questi componenti sono punti critici per le perdite.
- Stringere bulloni e dispositivi di fissaggio: Assicurarsi che tutti i bulloni, le viti e gli elementi di fissaggio siano serrati correttamente. Elementi di fissaggio allentati possono creare fessure che consentono la fuoriuscita dell'olio.
- Sostituire le guarnizioni danneggiate: Se riscontrate guarnizioni o paraoli danneggiati, sostituiteli con ricambi nuovi. Utilizzate guarnizioni compatibili con le condizioni operative e il lubrificante.
- Controllare lo sfiato: Uno sfiato ostruito o malfunzionante può causare un accumulo di pressione all'interno del cambio, con conseguenti perdite. Pulire o sostituire lo sfiato se necessario.
- Esaminare le guarnizioni dell'albero: Check the shaft seals for wear or damage. If they’re worn out, replace them with seals of the appropriate size and material.
- Utilizzare il lubrificante appropriato: Ensure that you’re using the correct lubricant recommended for the gearbox. Using the wrong type of lubricant can cause leaks.
- Applicare i sigillanti: In some cases, applying a suitable sealant to the joints and connections can help prevent leaks. Follow the manufacturer’s instructions for proper application.
- Monitorare le perdite: Dopo aver risolto i problemi, monitorare il cambio per individuare eventuali segni di perdite persistenti. Se le perdite continuano, potrebbe essere necessaria un'ulteriore indagine.
- Manutenzione ordinaria: Implementate un programma di manutenzione regolare che includa il controllo di guarnizioni, anelli di tenuta e altri potenziali punti di perdita. Una manutenzione tempestiva può prevenire futuri problemi di perdite.
If you’re unsure about diagnosing or fixing oil leakage in a worm gearbox, consider consulting with a professional or gearbox manufacturer to ensure proper resolution.
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 2024-03-08