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 |
|---|

Cost of an NMRV Gearbox
The cost of an NMRV gearbox can vary widely depending on factors such as type, size, quality, brand, features, customization, materials, construction, and market demand. As of my last update in September 2021, prices can range from tens of dollars for standard models to several hundred dollars or more for larger or specialized configurations. It’s important to obtain quotes from various suppliers and manufacturers for an accurate cost estimate.

Designprinsipper for en NMRV-girkasse
Utformingen av en NMRV-girkasse (snekkegir) er basert på viktige prinsipper som muliggjør effektiv og pålitelig drift:
- Snekkegirmekanisme: Kjernen i en NMRV-girkasse er snekkeskruen og snekkehjulet. Snekkeskruen, vanligvis sylindrisk i form, går i inngrep med tennene på snekkehjulet. Denne konfigurasjonen gir høye girutvekslingsforhold.
- Spiralgir: Snekkeskruen er vanligvis spiralformet, noe som gir jevnere inngrep med snekkehjulet. Spiralformede gir reduserer glidefriksjonen og støyen som er forbundet med tradisjonelle rettskårne snekkegir.
- Kompakt design: NMRV-girkasser er konstruert for å være kompakte, ofte med en rettvinklet konfigurasjon. Dette gir effektiv plassutnyttelse i ulike applikasjoner.
- Legeringskonstruksjon: Mange NMRV-girkasser er konstruert av høykvalitetslegeringer, noe som gir holdbarhet og korrosjonsbestandighet. Materialvalget sikrer en girkasse som tåler varierende belastninger og miljøforhold.
- Lagerstøtte: Lagre støtter de roterende elementene i girkassen, noe som reduserer friksjon og sikrer jevn drift. Lagrene er strategisk plassert for å håndtere radielle og aksiale belastninger.
- Tetting og smøring: NMRV-girkasser er utstyrt med effektive tetningsmekanismer for å forhindre inntrengning av forurensninger og for å holde på smøreolje. Riktig smøring er avgjørende for å redusere slitasje og forbedre girkassens effektivitet.
- Effektiv kraftoverføring: Snekkegirmekanismen i NMRV-girkasser gir høye girutvekslingsforhold, noe som muliggjør effektiv kraftoverføring samtidig som energitap minimeres.
- Stille drift: Den spiralformede utformingen av snekkeskruen og snekkehjulet bidrar til en roligere drift sammenlignet med tradisjonelle rettkuttede snekkegir.
- Bredt utvalg av forholdstall: NMRV-girkasser er tilgjengelige i forskjellige girforhold, slik at brukerne kan velge riktig konfigurasjon for deres spesifikke applikasjonsbehov.
Kombinasjonen av disse designprinsippene resulterer i en NMRV-girkasse som tilbyr effektiv, pålitelig og stillegående kraftoverføring for et bredt spekter av industrielle applikasjoner.

Using an NMRV Gearbox
An NMRV gearbox, also known as a worm gear reducer, is commonly used for various applications that require speed reduction, torque multiplication, and smooth power transmission. This type of gearbox offers several benefits:
- Kompakt design: NMRV gearboxes have a compact and space-saving design, making them suitable for applications with limited installation space.
- High Gear Ratio: Worm gear reducers can achieve high gear ratios in a single stage, making them ideal for applications where a significant reduction in speed is needed.
- Stille drift: The meshing of the worm gear and worm wheel results in low noise levels during operation.
- Simple Operation: NMRV gearboxes have a simple design with fewer components, leading to ease of operation and maintenance.
- Reliable and Durable: Worm gear reducers are known for their reliability and durability, making them suitable for continuous and heavy-duty applications.
Common applications of NMRV gearboxes include:
- Conveyor systems
- Material handling equipment
- Industrial machinery
- Automated systems
- Food processing equipment
- Packaging machinery
Due to their versatility and ability to provide precise speed reduction, NMRV gearboxes are widely used in various industries to optimize the performance of different types of machinery and equipment.


editor by CX 2023-11-28