Reductor de gusano
The NMRV worm gearbox is equipped with high-quality aluminum alloy casting and it adopts the advanced square box structure which is small in size, light in weight, and beautiful in appearance. The worm gear reducer could be matched with other gearboxes to reach a large ratio and torque. What’s more, due to the small size of the gearbox, it is easy to install and maintain. The NMRV worm gearboxes are manufactured with international technical requirements and possess a high technological content that guarantees high rigidity and high torque.

NMRV Aluminum Worm Gearbox Structure Drawing:

Advantages of NMRV Worm Gearbox | ||||
Low noise | This worm gearbox is smooth in transmission and is suitable for working in harsh environments for a long time. | |||
Alta eficiencia | With the use of tin bronze worm gear material, this worm gear reducer is low in temperature-rising and fast in heat dissipation. | |||
High quality | The worm gear reducer is made of cast iron which is cast with an Aluminum mold. It`s good-looking and solid and can be used throughout the setting | |||
NMRV Aluminum Worm Gearbox Specifications:
| Product Name: | NMRV worm gearbox |
| Marca: | EPT |
| Modelo: | NMRV/NMRV..F/NMRV..VS/NRV/NRV..F/NRV..VS 025,030,040,050,063,075,090,110,130,150 |
| Configuraciones de entrada: | Equipped with Electric Motors (AC Motor, DC Motor, Servo Motor…), |
| IEC-normalized Motor Flange, | |
| Solid Shaft Input, | |
| Entrada de extensión de cola del eje del tornillo sin fin | |
| Configuraciones de salida: | Keyed Hollow Shaft Output, |
| Hollow Shaft with Output Flange, | |
| Salida de eje sólido enchufable | |
| Relación: | 1:7.5,10,15,20,25,30,40,50,60,80,100 |
| Potencia de entrada: | 0,12 kW, 0,18 kW, 0,25 kW, 0,37 kW, 0,55 kW, 0,75 kW, 1,1 kW, 1,5 kW, 2,2 kW, 4 kW, 5,5 kW, 7,5 kW,… |
| Color: | Blue/Black/Grey Or On Customer Request |
| Material: | Carcasa: Fundición de hierro fundido a presión |
| Engranaje helicoidal - Cobre estañado | |
| Eje sin fin: 20CrMn Ti con carburación y temple. | |
| Eje de salida - acero al cromo - 45# | |
| Cojinete: | C&U/QC/HRB brand or upon customer request |
| Sello: | SKF/NAK/KSK brand or upon customer request |
| Viton oil seal ensures high-temperature resistance, anti-oxidation, and less oil leakage | |
| Lubricante: | Sintético/Mineral |
| Brida IEC: | 56B14, 63B14, 63B5, 63B5, 71B14,80B14, etc |
| Garantía: | 1 año |
| Embalaje: | Cartón/Palet de madera/Caja de madera |
| Lugar de origen: | Hangzhou, China |
| Capacidad de suministro: | 15000 unidades/mes |
| Control de calidad: | Certificado ISO9001:2015 |
| Puerto de carga: | Ningbo/Shanghái |
NMRV Aluminum Worm Gearbox Parameters:
| Modelos | Rated Power | Rated Ratio | Input Hole Dia. | Input Shaft Dia. | Output Hole Dia. | Output Shaft Dia. |
| NMRV030 | 0,06 kW~0,25 kW | 7.5~80 | Φ9(Φ11) | Φ9 | Φ14 | Φ14 |
| NMRV040 | 0,09 kW~0,55 kW | 7.5~100 | Φ9(Φ11,Φ14) | Φ11 | Φ18(Φ19) | Φ18 |
| NMRV050 | 0,12 kW~1,5 kW | 7.5~100 | Φ11(Φ14,Φ19) | Φ14 | Φ25(Φ24) | Φ25 |
| NMRV063 | 0,18 kW~2,2 kW | 7.5~100 | Φ14(Φ19,Φ24) | Φ19 | Φ25(Φ28) | Φ25 |
| NMRV075 | 0,25 kW~4,0 kW | 7.5~100 | Φ14(Φ19,Φ24,Φ28) | Φ24 | Φ28(Φ35) | Φ28 |
| NMRV090 | 0,37 kW~4,0 kW | 7.5~100 | Φ19(Φ24,Φ28) | Φ24 | Φ35(Φ38) | Φ35 |
| NMRV110 | 0,55 kW~7,5 kW | 7.5~100 | Φ19(Φ24,Φ28,Φ38) | Φ28 | Φ42 | Φ42 |
| NMRV130 | 0,75 kW~7,5 kW | 7.5~100 | Φ24(Φ28,Φ38) | Φ30 | Φ45 | Φ45 |
| NMRV150 | 2,2 kW~15 kW | 7.5~100 | Φ28(Φ38,Φ42) | Φ35 | Φ50 | Φ50 |
NMRV Aluminum Worm Gearbox Model & Marker:
NMRV-063-30-VS-F1(FA)-AS-80B5-0.75KW-B3 | |||
NMRV | Worm geared motor | ||
NRV | Worm reduction unit | ||
063 | center distance | ||
30 | Relación de reducción | ||
VS | Double input shaft | F1(FA) | Brida de salida |
AS | Single output shaft | AB | Double output shaft |
PAM | Fitted for motor coupling | 80B5 | Motor mounting facility |
0.75KW | Electric motor power | B3 | Posición de montaje |
NMRV Aluminum Worm Gearbox Mounting Position:

NMRV Aluminum Worm Gearbox Outline Installation Size:

NMRV Worm Gearbox Output Flange Mounting Dimensions:

NMRV Aluminum Worm Gearbox Torque Arm:

NMRV Aluminum Worm Gear Reducer Features:
● The weight of the NMRV worm gear reducer is relatively light. The shell is made of aluminum alloy. It has the advantages of being lightweight, having superior strength, exquisite appearance, high heat dissipation performance, long service life, no noise, and so on. It is easy to connect with the motor.
● NMRV worm gear reducer is more practical transmission equipment, and in appearance design and integration are more in line with the needs of the public than other types of reducers.
●The application field and popularity of the NMRV worm gear reducer made of aluminum alloy are even better than other types of reducer. It is a kind of reducer with high practicability, and also a combination of advanced technology at home and abroad.
● NMRV worm gear reducer is very convenient to connect with ordinary motor, flange electromagnetic clutch brake unit and does not need coupling. Suitable for all-around installation, the output torque is relatively large, works fairly smoothly, and so on.
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