Produktbeskrivelse
Produktbeskrivelse
Main Materials:
1)housing:aluminium alloy ADC12(size 571-090); die cast iron HT200(size 110-150);
2)Worm:20Cr, ZI Involute profile; carbonize&quencher heat treatment make gear surface hardness up to 56-62 HRC; After precision grinding, carburization layer’s thickness between 0.3-0.5mm.
3)Worm Wheel:wearable stannum alloy CuSn10-1
Detaljerte bilder
Combination Options:
Input:with input shaft, With square flange,With IEC standard input flange
Output:with torque arm, output flange, single output shaft, double output shaft, plastic cover
Worm reducers are available with diffferent combinations: NMRV+NMRV, NMRV+NRV, NMRV+PC, NMRV+UDL, NMRV+MOTORS
Exploded View:
Produktparametere
| Gammel modell |
Ny modell | Forhold | Senteravstand | Makt | Inngangsdiameter | Utgangsdiameter | Utgangsmoment | Vekt |
| RV571 | 7.5~100 | 25 mm | 0,06 kW ~ 0,12 kW | Φ9 | Φ11 | 21 Nm | 0,7 kg | |
| RV030 | RW030 | 7.5~100 | 30 mm | 0,06 kW ~ 0,25 kW | Φ9 (Φ11) | Φ14 | 45 Nm | 1,2 kg |
| RV040 | RW040 | 7.5~100 | 40 mm | 0,09 kW ~ 0,55 kW | Φ9(Φ11,Φ14) | Φ18 (Φ19) | 84 Nm | 2,3 kg |
| RV050 | RW050 | 7.5~100 | 50 mm | 0,12 kW ~ 1,5 kW | Φ11 (Φ14, Φ19) | Φ25 (Φ24) | 160 Nm | 3,5 kg |
| RV063 | RW063 | 7.5~100 | 63 mm | 0,18 kW ~ 2,2 kW | Φ14 (Φ19, Φ24) | Φ25 (Φ28) | 230 Nm | 6,2 kg |
| RV075 | RW075 | 7.5~100 | 75 mm | 0,25 kW ~ 4,0 kW | Φ14 (Φ19, Φ24, Φ28) | Φ28 (Φ35) | 410 Nm | 9,0 kg |
| RV090 | RW090 | 7.5~100 | 90 mm | 0,37 kW ~ 4,0 kW | Φ19 (Φ24, Φ28) | Φ35 (Φ38) | 725 Nm | 13,0 kg |
| RV110 | RW110 | 7.5~100 | 110 mm | 0,55 kW ~ 7,5 kW | Φ19 (Φ24, Φ28, Φ38) | Φ42 | 1050 Nm | 35,0 kg |
| RV130 | RW130 | 7.5~100 | 130 mm | 0,75 kW ~ 7,5 kW | Φ24(Φ28, Φ38) | Φ45 | 1550 Nm | 48,0 kg |
| RV150 | RW150 | 7.5~100 | 150 mm | 2,2 kW ~ 15 kW | Φ28 (Φ38, Φ42) | Φ50 | 84,0 kg |
GMRV-konturdimensjon:
| GMRV | EN | B | C | C1 | D(H8) | E(h8) | F | G | G1 | H | H1 | jeg | M | N | Å | P | Q | R | S | T | BL | β | b | t | V |
| 030 | 80 | 97 | 54 | 44 | 14 | 55 | 32 | 56 | 63 | 65 | 29 | 55 | 40 | 57 | 30 | 75 | 44 | 6.5 | 21 | 5.5 | M6*10(n=4) | 0° | 5 | 16.3 | 27 |
| 040 | 100 | 121.5 | 70 | 60 | 18(19) | 60 | 43 | 71 | 78 | 75 | 36.5 | 70 | 50 | 71.5 | 40 | 87 | 55 | 6.5 | 26 | 6.5 | M6*10(n=4) | 45° | 6 | 20.8(21.8) | 35 |
| 050 | 120 | 144 | 80 | 70 | 25(24) | 70 | 49 | 85 | 92 | 85 | 43.5 | 80 | 60 | 84 | 50 | 100 | 64 | 8.5 | 30 | 7 | M8*12(n=4) | 45° | 8 | 28.3(27.3) | 40 |
| 063 | 144 | 174 | 100 | 85 | 25(28) | 80 | 67 | 103 | 112 | 95 | 53 | 95 | 72 | 102 | 63 | 110 | 80 | 8.5 | 36 | 8 | M8*12(n=8) | 45° | 8 | 28.3(31.3) | 50 |
| 075 | 172 | 205 | 120 | 90 | 28(35) | 95 | 72 | 112 | 120 | 115 | 57 | 112.5 | 86 | 119 | 75 | 140 | 93 | 11 | 40 | 10 | M8*14(n=8) | 45° | 8(10) | 31.3(38.3) | 60 |
| 090 | 206 | 238 | 140 | 100 | 35(38) | 110 | 74 | 130 | 140 | 130 | 67 | 129.5 | 103 | 135 | 90 | 160 | 102 | 13 | 45 | 11 | M10*16(n=8) | 45° | 10 | 38.3(41.3) | 70 |
| 110 | 255 | 295 | 170 | 115 | 42 | 130 | – | 144 | 155 | 165 | 74 | 160 | 127.5 | 167.5 | 110 | 200 | 125 | 14 | 50 | 14 | M10*18(n=8) | 45° | 12 | 45.3 | 85 |
| 130 | 293 | 335 | 200 | 120 | 45 | 180 | – | 155 | 170 | 215 | 81 | 179 | 146.5 | 187.5 | 130 | 250 | 140 | 16 | 60 | 15 | M12*20(n=8) | 45° | 14 | 48.8 | 100 |
| 150 | 340 | 400 | 240 | 145 | 50 | 180 | – | 185 | 200 | 215 | 96 | 210 | 170 | 230 | 150 | 250 | 180 | 18 | 72.5 | 18 | M12*22(n=8) | 45° | 14 | 53.8 | 120 |
Firmaprofil
About CHINAMFG Transmission:
We are a professional reducer manufacturer located in HangZhou, ZHangZhoug province.
Our leading products is full range of RV571-150 worm reducers , also supplied GKM hypoid helical gearbox, GRC inline helical gearbox, PC units, UDL Variators and AC Motors, G3 helical gear motor.
Products are widely used for applications such as: foodstuffs, ceramics, packing, chemicals, pharmacy, plastics, paper-making, construction machinery, metallurgic mine, environmental protection engineering, and all kinds of automatic lines, and assembly lines.
With fast delivery, superior after-sales service, advanced producing facility, our products sell well both at home and abroad. We have exported our reducers to Southeast Asia, Eastern Europe and Middle East and so on.Our aim is to develop and innovate on basis of high quality, and create a good reputation for reducers.
Packing information:Plastic Bags+Cartons+Wooden Cases , or on request
We participate Germany Hannver Exhibition-ZheJiang PTC Fair-Turkey Win Eurasia
Logistics
After Sales Service
1.Maintenance Time and Warranty:Within 1 year after receiving goods.
2.Other Service: Including modeling selection guide, installation guide, and problem resolution guide, etc.
Vanlige spørsmål
1.Q:Can you make as per customer drawing?
A: Yes, we offer customized service for customers accordingly. We can use customer’s nameplate for gearboxes.
2.Q:What is your terms of payment ?
A: 30% deposit before production,balance T/T before delivery.
3.Q:Are you a trading company or manufacturer?
A:We are a manufacurer with advanced equipment and experienced workers.
4.Q:What’s your production capacity?
A:8000-9000 PCS/MONTH
5.Q:Free sample is available or not?
A:Yes, we can supply free sample if customer agree to pay for the courier cost
6.Q:Do you have any certificate?
A:Yes, we have CE certificate and SGS certificate report.
Contact information:
Fru Lingel Pan
For any questions just feel free ton contact me. Many thanks for your kind attention to our company!
| Søknad: | Motor, Maskiner, Marine, Landbruksmaskiner, Industri |
|---|---|
| Funksjon: | Distribution Power, Change Drive Torque, Speed Changing, Speed Reduction |
| Oppsett: | Rett vinkel |
| Hardhet: | Herdet tannoverflate |
| Installasjon: | Horisontal type |
| Skritt: | Dobbelttrinn |
| Prøver: |
US$ 10/Piece
1 stk (min. bestilling) | |
|---|
| Tilpasning: |
Tilgjengelig
| Tilpasset forespørsel |
|---|

Safety Precautions When Working with NMRV Gearboxes
Working with NMRV (worm gear) gearboxes requires careful attention to safety to prevent accidents and injuries. Here are some essential safety precautions to consider:
- Personal Protective Equipment (PPE): Always wear appropriate PPE, such as gloves, safety glasses, and protective clothing, to protect yourself from potential hazards.
- Lockout-Tagout: Before performing any maintenance or repairs, ensure the equipment is properly shut down and locked out to prevent accidental startup.
- Training: Only qualified personnel with proper training and experience should work on NMRV gearboxes to minimize the risk of errors and accidents.
- Proper Tools: Use the correct tools for the job and ensure they are in good condition. Incorrect tools can cause damage or pose safety risks.
- Adequate Lighting: Work in well-lit areas to enhance visibility and reduce the risk of accidents caused by poor lighting.
- Secure Work Area: Ensure the work area is clean, organized, and free from clutter to prevent tripping hazards and improve overall safety.
- Lubrication: When applying lubricants, be cautious to avoid spills. Clean up any spills immediately to prevent slips and falls.
- Follow Manufacturer Guidelines: Adhere to the manufacturer’s instructions, maintenance schedules, and safety guidelines when working on NMRV gearboxes.
- Electrical Safety: If the gearbox is electrically powered, ensure proper electrical safety protocols are followed during maintenance or repairs.
- Avoid Overloading: Do not exceed the recommended load capacities of the gearbox to prevent mechanical failures and potential hazards.
- Stay Clear of Moving Parts: Keep hands, clothing, and other objects away from moving parts to prevent entanglement or injury.
- Emergency Procedures: Be familiar with emergency shutdown procedures and know how to respond in case of an unexpected situation.
By following these safety precautions, you can help ensure a safe working environment and minimize the risk of accidents or injuries when working with NMRV gearboxes.

Lifespan of an NMRV Gearbox
The lifespan of an NMRV (worm gear) gearbox can vary based on several factors, including the quality of manufacturing, proper maintenance practices, operating conditions, and the specific application it is used for. However, when designed, manufactured, and maintained properly, NMRV gearboxes can have a long and reliable service life.
High-quality NMRV gearboxes that are made from durable materials, precisely machined, and assembled with care tend to have a longer lifespan. Regular maintenance, including proper lubrication, inspection, and addressing any signs of wear or damage, can significantly extend the gearbox’s operational life.
The operating conditions in which the gearbox is used also play a role in determining its lifespan. Factors such as load, temperature, speed, and environment can impact the wear and tear on the gearbox components.
It’s important to follow the manufacturer’s recommendations for maintenance intervals and procedures to ensure optimal performance and longevity of the NMRV gearbox. By adhering to these guidelines and addressing any issues promptly, users can expect an NMRV gearbox to provide reliable service for many years.

Viktige funksjoner i en NMRV-girkasse
NMRV-girkasser, også kjent som snekkegirreduksjonsgir, tilbyr flere viktige funksjoner som gjør dem egnet for ulike bruksområder:
- Kompakt design: NMRV-girkasser er kjent for sin kompakte og plassbesparende design, noe som gjør dem ideelle for installasjoner med begrenset plass.
- Høy effektivitet: Disse girkassene tilbyr relativt høye virkningsgradsnivåer, noe som sikrer effektiv kraftoverføring og redusert energitap.
- Hastighetsreduksjon: NMRV-girkasser brukes primært til hastighetsreduksjonsapplikasjoner, der inngangshastigheten reduseres mens dreiemomentet økes.
- Momentmultiplikasjon: Snekke- og snekkehjulmekanismen muliggjør multiplikasjon av dreiemoment, noe som gjør NMRV-girkasser egnet for applikasjoner som krever høyt dreiemoment.
- Selvlåsende: Den spiralformede utformingen av snekken forårsaker selvlåsing, noe som forhindrer at utgangsakselen driver tilbake inngangsakselen og gir mekanisk låsing.
- Jevn drift: NMRV-girkasser tilbyr jevn og stillegående drift, noe som gjør dem egnet for applikasjoner der støyreduksjon er viktig.
- Bredt utvalg av forholdstall: Disse girkassene kommer i et bredt spekter av girforhold, slik at brukerne kan velge riktig forhold for sin spesifikke applikasjon.
- Lavt vedlikehold: Den enkle designen og få bevegelige deler bidrar til de lave vedlikeholdskravene til NMRV-girkasser.
- Allsidighet: NMRV-girkasser er allsidige og kan brukes i ulike bransjer og applikasjoner, inkludert transportbåndssystemer, matforedling, emballasje og mer.
It’s important to consider these key features when selecting an NMRV gearbox for your specific application to ensure optimal performance and efficiency.


editor by CX 2023-12-01