Reductores de engranajes helicoidales CMN-NMRV050

The CMN-NMRV050 worm gear reducer, also known as a worm gearbox, is a compact and efficient mechanical transmission device designed to reduce speed and increase torque in various industrial applications. This gearbox features a worm and worm wheel mechanism, where the worm (a screw-like gear) meshes with the worm wheel (a helical gear) to transmit motion at a right angle. The "050" in its name refers to the frame size, indicating its specific dimensions and load-bearing capacity.

These worm gear reducers are made of durable materials like aluminum alloy for the housing, ensuring lightweight yet robust construction and excellent heat dissipation. With high efficiency, low noise, and smooth operation, CMN-NMRV050 worm drive gearboxes are widely used in automation, conveyors, packaging machines, and other machinery requiring compact yet powerful torque reduction. Their modular design allows for easy installation, adaptability to different mounting positions, and compatibility with motors like AC, DC, or servo.

CMN-NMRV050 Worm Gearbox Specifications

Tipo	CMN-NMRV050 Worm Gearbox/ Worm Gear Speed Reducer
Modelo	CMN-NMRV050
Relación de reducción	5,7.5,10,15,20,25,30,40,50,60,80,100
Brida	FA / FL o según sus demandas
Motor a juego	0,06 kW ~ 15 kW
Material	Aleación de aluminio fundido a presión
Color	Azul/Gris plateado/Personalizado
Brida estándar	PAM/IEC
Accesorios	Eje, brida, brazo de torsión, etc.
Lubricante	Aceite sintético o aceite para engranajes helicoidales
Uso	Maquinaria para la industria alimentaria, cerámica, química, embalaje, tintorería, carpintería, vidrio, etc.
Nota: 1) Elija entre las especificaciones anteriores. 2) Si las opciones anteriores no pueden satisfacer sus demandas, envíenos sus requisitos (relación, brida, montaje, aplicación o una imagen de la anterior) y le recomendaremos un tipo adecuado.

Posición de montaje

Brida F-FL

Posición de la caja de terminales

Posición del eje de salida

Eje sin fin de doble extensión

Posición del brazo de torsión

CMN-NMRV050 Worm Gear Reducer Dimensions

Dimensiones del reductor de engranajes helicoidales CMN-NMRV

Serie CMN-NMRV en pulgadas

Orificio de salida hueco		030	040	050	063	075	090	110	130
	RH	0.71	0.84	1.12	1.24	1.37	1.52	1.8	1.93
	EL	0.188	0.188	0.25	0.25	0.25	0.313	0.375	0.375
	OH	0.625+0.001 0	0.75+0.001 0	1+0.001 0	1.125+0.001 0	1.25+0.001 0	1.375+0.001 0	1.625+0.001 0	1.750
	VB	0.83	1.14	1.28	1.42	1.56	1.77	1.97	2.24

Eje de salida		030	040	050	063	075	090	110	130
	R	0.7	0.83	1.11	1.23	1.36	1.51	1.79	1.92
	S	0.188	0.188	0.25	0.25	0.25	0.313	0.375	0.375
	U	0.6250 -0.0005	0.750 -0.0005	10 -0.0005	0 -0.0005	1.250 -0.0005	1.3750 -0.0005	1.6250 -0.0005	1.750 -0.0005
	TECLA U	0,1875 x 1,125	0,1875 x 1,5	0,25 x 1,5	0,25 x 1,875	0,25 x 2,25	0,3125 x 2,5	0,375 x 2,75	0,375 x 2,75
	Utah	1/4-20	1/4-20	3/8-16	3/8-16	1/2-13	1/2-13	5/8-11	5/8-11
	V	1.57	1.97	1.97	2.36	2.76	3.15	3.54	3.54
	Virginia	1.67	2.09	2.11	2.5	2.89	3.33	3.72	3.74
	Y	5.82	7.25	7.84	9.41	10.5	12.17	13.54	14.17

CMN-NMRV	030	040	050	063	075	090	110	130
A	2.48	3.07	3.62	4.41	4.72	5.51	6.1	6.69
B	2.24	2.81	3.31	4.02	4.69	5.31	6.59	7.38
licenciado en Letras	2.56	2.95	3.35	3.74	4.53	5.12	6.5	8.46
ANTES DE CRISTO	2.95	3.43	3.94	4.33	5.51	6.3	7.87	9.84
BH	90°	45°	45°	45°	45°	45°	45°	45°
BK	2.165 0 -0.0018	2.362 0 -0.0018	2.756 0 -0.0018	3.15 0 -0.0021	3.74 0 -0.0021	4.331 0 -0.0021	5.118 0 -0.0025	7.087 0 -0.0025
licenciado en Derecho	M6x11	M6x10	M8x10	M8x14	M8x14	M10x18	M10x18	M12x21
do	1.18	1.57	1.97	2.48	2.95	3.54	4.33	5.12
D	1.57	1.97	2.36	2.83	3.39	4.06	5.02	5.81
mi	2.13	2.76	3.15	3.94	4.72	5.51	6.69	7.87
F	1.73	2.36	2.76	3.35	3.54	3.94	4.53	4.72
GRAMO	0.22	0.26	0.28	0.31	0.39	0.43	0.57	0.61
H	0.26	0.26	0.33	0.33	0.45	0.51	0.55	0.63
J	3.15	3.98	4.76	5.75	6.85	8.19	9.94	11.52
K	1.26	1.69	1.93	2.64	2.83	2.91	-	-
Yo	2.2	2.8	3.35	4.06	4.41	5.12	5.67	6.1
METRO	2.28	2.87	3.43	4.17	4.49	5.28	5.83	6.38
norte	1.06	1.38	1.57	1.97	2.36	2.76	3.35	3.94
Oh	3.82	4.78	5.67	6.85	8.07	9.37	11.61	13.19
PAG	2.64	3.15	3.54	4.13	4.96	5.63	6.81	7.6
Q	0.83	2.36	2.91	3.54	4.13	4.92	5.59	6.38
T	1.73	2.17	2.52	3.15	3.66	4.02	4.92	5.51
Z	2.91	3.63	3.92	4.71	5.25	6.09	6.77	7.09

Brida de salida		Automóvil club británico	AB	C.A.	ANUNCIO	AF	AG	Ah	Alaska		Alabama
030	FA	2.68	2.15	3.15	2.76	0.24	0.16	45°	1.969	+0.0015 0	0.26
040	FA	2.95	2.64	4.33	3.74	0.28	0.16	45°	2.362	+0.0018	0.35
										0
	pensión completa	2.95	3.82	4.33	3.74	0.28	0.16	45°	2.362	+0.0018 0	0.35
	FC	4.53	3.15	5.51	-	0.35	0.2	45°	3.74	+0.0021 0	0.37
	FD	3.94	2.28	4.72	-	0.47	0.2	45°	3.15	+0.0018	0.35
										0
050	FA	3.35	3.54	4.92	4.33	0.35	0.2	45°	2.756	+0.0018	0.43
										0
	pensión completa	3.35	4.72	4.92	4.33	0.35	0.2	45°	2.756	+0.0018 0	0.43
	FC	5.12	3.5	6.3	-	0.39	0.2	45°	4.331	+0.0021 0	0.37
	FD	4.53	2.83	5.51	-	0.57	0.2	45°	3.543	+0.0021	0.43
										0
063	FA	4.13	3.23	7.09	5.59	0.39	0.24	45°	4.528	+0.0021	0.43
										0
	pensión completa	5.91	4.41	7.09	5.59	0.39	0.24	45°	4.528	+0.0021	0.43
										0
	FC	6.5	3.86	7.87	-	0.39	0.2	45°	5.118	+0.0025 0	0.43
	FD	6.5	4.21	7.87	-	0.39	0.2	45°	5.118	+0.0025	0.43
										0
	FE	5.12	3.17	6.3	-	0.65	0.2	45°	4.331	+0.0021	0.43
										0
075	FA	6.5	4.37	7.87	6.69	0.51	0.24	45°	5.118	+0.0025	0.55
										0
	pensión completa	5.12	3.54	6.3	-	0.51	0.24	45°	4.331	+0.0021	0.55
										0
090	FA	6.89	4.37	8.27	8.27	0.51	0.24	45°	5.984	+0.0025	0.55
										0
	pensión completa	8.46	4.8	9.84	-	0.71	0.24	45°	7.087	+0.0025 0	0.55
	FC	6.5	4.33	7.87	-	0.67	0.24	45°	5.118	+0.0025 0	0.43
	FD	6.89	5.94	8.27	-	0.51	0.24	45°	5.984	+0.0025	0.55
										0
110	FA	9.06	5.16	11.02	10.24	0.59	0.24	45°	6.693	+0.0025	0.55
										0
	pensión completa	9.06	7.09	11.02	10.24	0.59	0.24	45°	6.693	+0.0025	0.55
										0
130	FA	10.04	5.51	12.6	11.42	0.59	0.24	22,5°	7.087	+0.0025 0	0.63

Eje de entrada		030	040	050	063	075	090	110	130
	SB	0.094	0.125	0.188	0.188	0.188	0.188	0.25	0.25
	RB	0.42	0.55	0.7	0.83	0.96	0.96	1.24	1.36
	Universidad de Bristol	0.3750 -0.0005	0.50 -0.0005	0.6250 -0.0005	0.750 -0.0005	0.8750 -0.0005	0.8750 -0.0005	1.1250 -0.0005	1.250 -0.0005
	CLAVE UB	0,094 x 0,875	0,125 x 0,875	0,1875 x 1,125	0,1875 x 1,5	0,1875 x 1,875	0,1875 x 1,875	0,25 x 2,25	0,25 x 2,5
	UR	-	1/4-20	1/4-20	1/4-20	1/4-20	1/4-20	3/8-16	1/2-13
	Vietnamita	1.18	1.18	1.58	1.97	2.36	2.36	2.76	3.15

Dimensiones del eje de extensión de alta velocidad

CMN-NMRV	EA	U	Vietnamita	UR	S2	R2	LLAVE
							Longitud	Cuadrado
030	1.772	0.3750 -0.0005	1.18	-	0.093	0.42	0.875	0.094
040	2.087	0.50 -0.0005	1.18	1/4-20	0.13	0.55	0.875	0.125
050	2.52	0.6250 -0.0005	1.58	1/4-20	0.19	0.7	1.125	0.188
063	2.953	0.750 -0.0005	1.97	1/4-20	0.19	0.83	1.5	0.188
075	3.543	0.8750 -0.0005	2.36	1/4-20	0.19	0.96	1.875	0.188
090	4.252	0.8750 -0.0005	2.36	1/4-20	0.19	0.96	1.875	0.188
110	5.315	1.1250 -0.0005	2.76	3/8-16	0.25	1.24	2.25	0.25
130	6.102	1.250 -0.0005	3.15	1/2-13	0.25	1.36	2.5	0.25

Dimensiones del brazo de torsión

	I	Iowa	Illinois	IR	Yo soy
025	2.76	0.69	0.31	0.59	0.55
030	3.35	0.94	0.31	0.59	0.55
040	3.94	1.24	0.39	0.71	0.55
050	3.94	1.52	0.39	0.71	0.55
063	5.91	1.93	0.39	0.71	0.55
075	7.87	1.87	0.79	1.18	0.98
090	7.87	2.26	0.79	1.18	0.98
110	9.84	2.44	0.98	1.38	1.18
130	9.84	2.72	0.98	1.38	1.18

Dimensiones de la cubierta protectora

CMN-NMRV	Q
030	1.65
040	1.97
050	2.28
063	2.72
075	2.91
090	3.39
110	3.7
130	4.02

Disponibilidad de bridas NEMA

CMN-NMRV

NEMA Brida

Orificio de entrada Diámetro

Ratios disponibles

5

7.5

10

15

20

25

30

40

50

60

80

100

030

48 °C

0.5

●

●

●

●

●

●

●

●

●

●

●

040

56 °C

0.625

●

●

●

●

●

●

●

●

●

●

●

●

050

56 °C

0.625

●

●

●

●

●

●

●

●

●

●

●

●

063

56 °C

0.625

●

●

●

●

●

●

●

●

140 hilos

0.875

●

●

●

●

●

●

●

075

56 °C

0.625

●

●

●

●

140 hilos

0.875

●

●

●

●

●

●

180 hilos

1.125

●

●

●

090

56 °C

0.625

●

●

140 hilos

0.875

●

●

●

●

●

180 hilos

1.125

●

●

●

●

●

●

●

110

140 hilos

0.875

●

●

●

●

180 hilos

1.125

●

●

●

●

●

●

210TC

1.375

●

●

●

●

130

140 hilos

0.875

●

●

180 hilos

1.125

●

●

●

●

●

210TC

1.375

●

●

●

●

●

●

●

CMN-NMRV050 Worm Gearbox Components

• Eje sin fin
  The worm shaft is a precision-machined, screw-like component that drives the entire gear reduction process. Made from hardened steel or alloy, it ensures durability and resistance to wear. Its helical threads engage with the worm wheel, transmitting motion smoothly while reducing speed.
• Engranaje helicoidal
  The worm gear is typically made of high-strength bronze or brass, ensuring excellent wear resistance and smooth operation. It meshes with the worm shaft to transfer torque at a right angle, providing precise motion control and efficient power transmission in the gearbox.
• Carcasa de la caja de cambios
  The housing is made from lightweight yet durable aluminum alloy or cast iron, depending on application requirements. It provides structural support, protects internal components from damage, and aids in heat dissipation to maintain optimal operating temperatures during prolonged use.
• Brida de entrada
  The input flange is designed to connect the gearbox to various types of motors, such as AC, DC, or servo motors. Its standardized design ensures compatibility with multiple mounting configurations, making it versatile for different industrial applications.
• Eje de salida
  The output shaft delivers the reduced speed and increased torque to the connected machinery. Made from high-strength steel, it ensures reliable performance under heavy loads. It often comes with keyways or splines for secure coupling with external equipment.
• Sellos de aceite
  Oil seals are installed to prevent lubricant leakage and protect the internal components from contaminants like dust and moisture. These seals play a critical role in maintaining the gearbox's efficiency, longevity, and smooth operation in challenging environments.
• Aspectos
  High-quality bearings support the worm shaft and worm wheel, reducing friction and ensuring smooth rotation. These components enhance the gearbox's durability and reliability, even under high loads or continuous operation in demanding industrial applications.

How Does a Worm Gear Speed Reducer Work?

A worm gear speed reducer works by utilizing a worm-and-wheel mechanism to transmit motion, reduce rotational speed, and increase torque. It consists primarily of two key components: the worm shaft (a screw-like gear) and the worm wheel (a helical gear). The worm shaft is typically the input component, connected to a motor or other power source, while the worm wheel serves as the output component, delivering the reduced speed and amplified torque to the desired application.

The operational principle is based on the meshing of the worm’s threads with the teeth of the worm wheel. When the worm shaft rotates, its helical threads engage with the worm wheel’s teeth, causing the wheel to rotate at a significantly slower speed. The speed reduction ratio is determined by the number of threads on the worm and the number of teeth on the worm wheel. For instance, a worm with one thread and a worm wheel with 50 teeth will provide a 5:1 reduction ratio, meaning the worm wheel rotates once for every 50 revolutions of the worm shaft.

This unique right-angle transmission design not only reduces speed but also produces high torque, making worm gear reducers ideal for applications requiring compact size and power. Additionally, the self-locking feature of the worm gear mechanism prevents the worm wheel from driving the worm shaft in reverse, enhancing safety and stability in many industrial setups. This efficiency makes worm gear reducers a preferred choice for conveyors, lifts, and automation equipment.

CMN-NMRV050 Worm Gear Reducer Applications

1. Sistemas transportadores
   The CMN-NMRV050 worm gear reducer is widely used in conveyor systems for material handling in industries like manufacturing and logistics. Its high torque output and precise speed control ensure smooth, reliable movement of goods, enhancing efficiency in automated production lines.
2. Equipos de procesamiento de alimentos
   In food processing, the CMN-NMRV050 worm drive gearbox drives machinery like mixers and slicers. Its corrosion-resistant aluminum housing and sealed design prevent contamination, while the high torque and low-speed output ensure consistent performance in hygienic, demanding environments.
3. Maquinaria textil
   Textile machines, such as spinning and weaving equipment, utilize the worm reducer gearbox for precise speed regulation. The reducer’s compact design and self-locking feature ensure stable operation, preventing thread breakage and maintaining consistent fabric quality during high-torque operations.
4. Robótica y automatización
   The CMN-NMRV050 worm gear gearbox is integral in robotics, providing precise motion control for robotic arms and automated systems. Its high gear ratios and compact size allow accurate positioning and smooth operation in space-constrained, high-precision automation tasks.
5. Maquinaria de embalaje
   In packaging equipment like sealing and labeling machines, the worm gear speed reducer delivers reliable torque and speed control. Its maintenance-free lubrication and robust construction ensure continuous operation, improving productivity in high-speed packaging lines across various industries.
6. Sistemas de seguimiento solar
   The CMN-NMRV050 worm gear reduction gearbox is used in solar tracking systems to adjust panel angles for optimal sun exposure. Its self-locking capability and high torque ensure precise, stable positioning, enhancing energy efficiency in renewable energy applications under varying environmental conditions.