China Nmrv025 to Nmrv150 Worm Gearboxes for Textile Machinery double worm gearbox

Product Description

Solution Description

Primary Functions:
one) Produced of substantial top quality aluminum alloy, light weight and non-rusting
two) Big output torque and large radiating effectiveness
three) Smooth running and lower noise, can operate long time in dreadful condition
4) Good-searching look, sturdy provider lifestyle and small volume
five) Ideal for omnibearing set up
Main Materials:
1)housing:aluminium alloy ADC12(dimensions 571-090) die cast iron HT200(size 110-one hundred fifty)
two)Worm:20Cr, ZI Involute profile carbonize&quencher warmth treatment method make equipment surface hardness up to fifty six-62 HRC Following precision grinding, carburization layer’s thickness in between .3-.5mm.
3)Worm Wheel:wearable stannum alloy CuSn10-1
Blend Alternatives:
Input:with input shaft, With sq. flange,With IEC normal input flange
Output:with torque arm, output flange, one output shaft, double output shaft, plastic protect
Worm reducers are obtainable with diffferent mixtures: NMRV+NMRV, NMRV+NRV, NMRV+Pc, NMRV+UDL, NMRV+MOTORS

In depth Photographs

Item Parameters

Old Model	New Model	Ratio	Center Distance	Power	Enter Dia.	Output Dia.	Output Torque	Excess weight
RV571		7.5~100	25mm	.06KW~.12KW	Φ9	Φ11	21N.m	.7kgs
RV030	RW030	seven.5~one hundred	30mm	.06KW~.25KW	Φ9(Φ11)	Φ14	45N.m	one.2kgs
RV040	RW040	seven.5~a hundred	40mm	.09KW~.55KW	Φ9(Φ11,Φ14)	Φ18(Φ19)	84N.m	2.3kgs
RV050	RW050	7.5~one hundred	50mm	.12KW~1.5KW	Φ11(Φ14,Φ19)	Φ25(Φ24)	160N.m	three.5kgs
RV063	RW063	7.5~one hundred	63mm	.18KW~2.2KW	Φ14(Φ19,Φ24)	Φ25(Φ28)	230N.m	6.2kgs
RV075	RW075	seven.5~a hundred	75mm	.25KW~4.0KW	Φ14(Φ19,Φ24,Φ28)	Φ28(Φ35)	410N.m	9.0kgs
RV090	RW090	7.5~a hundred	90mm	.37KW~4.0KW	Φ19(Φ24,Φ28)	Φ35(Φ38)	725N.m	thirteen.0kgs
RV110	RW110	seven.5~a hundred	110mm	.55KW~7.5KW	Φ19(Φ24,Φ28,Φ38)	Φ42	1050N.m	35.0kgs
RV130	RW130	7.5~one hundred	130mm	.75KW~7.5KW	Φ24(Φ28,Φ38)	Φ45	1550N.m	48.0kgs
RV150	RW150	7.5~one hundred	150mm	2.2KW~15KW	Φ28(Φ38,Φ42)	Φ50		84.0kgs

Exploded Look at:

GMRV Define Dimension:

GMRV	A	B	C	C1	D(H8)	E(h8)	F	G	G1	H	H1	I	M	N	O	P	Q	R	S	T	BL	β	b	t	V
030	eighty	ninety seven	54	44	fourteen	55	32	56	sixty three	65	29	55	forty	fifty seven	30	75	44	six.five	21	five.5	M6*ten(n=4)	0°	five	16.3	27
040	a hundred	121.five	70	sixty	eighteen(19)	60	43	71	78	seventy five	36.five	70	50	71.five	40	87	fifty five	six.five	26	6.five	M6*10(n=4)	45°	six	20.8(21.8)	35
050	a hundred and twenty	a hundred and forty four	eighty	70	25(24)	70	49	85	92	eighty five	forty three.5	eighty	sixty	84	fifty	100	sixty four	8.five	thirty	7	M8*12(n=4)	45°	eight	28.3(27.3)	40
063	a hundred and forty four	174	100	85	25(28)	eighty	67	103	112	ninety five	53	95	seventy two	102	sixty three	a hundred and ten	eighty	8.5	36	8	M8*12(n=8)	45°	8	28.3(31.3)	50
075	172	205	one hundred twenty	ninety	28(35)	95	seventy two	112	a hundred and twenty	a hundred and fifteen	fifty seven	112.5	86	119	75	140	93	eleven	40	ten	M8*fourteen(n=8)	45°	8(ten)	31.3(38.3)	60
090	206	238	a hundred and forty	100	35(38)	one hundred ten	74	130	a hundred and forty	one hundred thirty	67	129.five	103	a hundred thirty five	ninety	one hundred sixty	102	13	45	eleven	M10*sixteen(n=8)	45°	10	38.3(41.3)	70
a hundred and ten	255	295	170	a hundred and fifteen	42	a hundred thirty	–	one hundred forty four	155	one hundred sixty five	74	a hundred and sixty	127.five	167.5	a hundred and ten	two hundred	one hundred twenty five	14	50	14	M10*18(n=8)	45°	twelve	forty five.3	eighty five
130	293	335	two hundred	120	forty five	one hundred eighty	–	155	one hundred seventy	215	eighty one	179	146.5	187.five	one hundred thirty	250	a hundred and forty	16	60	fifteen	M12*20(n=8)	45°	fourteen	forty eight.eight	100
a hundred and fifty	340	400	240	145	50	180	–	185	200	215	ninety six	210	170	230	150	250	a hundred and eighty	eighteen	72.5	eighteen	M12*22(n=8)	45°	fourteen	fifty three.8	120

Company Profile

About CZPT Transmission:
We are a professional reducer company positioned in HangZhou, ZHangZhoug province.
Our leading products is full range of RV571-one hundred fifty worm reducers , also supplied GKM hypoid helical gearbox, GRC inline helical gearbox, Pc models, UDL Variators and AC Motors, G3 helical equipment motor.
Merchandise are widely employed for purposes such as: foodstuffs, ceramics, packing, substances, pharmacy, plastics, paper-making, construction machinery, metallurgic mine, environmental safety engineering, and all varieties of automatic lines, and assembly strains.
With fast supply, excellent following-income services, advanced generating facility, our merchandise promote well both at house and overseas. We have exported our reducers to Southeast Asia, Japanese Europe and the Center East and so on.Our goal is to produce and innovate on the basis of large high quality, and generate a good popularity for reducers.
Workshop:

Exhibitions:
We take part Germany Hannver Exhibition-ZheJiang PTC Honest-Turkey Win Eurasia

Packaging & Shipping and delivery

Packing information:Plastic Bags+Cartons+Wood Cases , or on request

Installation Recommendations

To install the reducer, it is required to be aware the pursuing issues:
one)Check the right rotation route of output shaft prior to fitting reducer to devices.
2)Before mounting, pls check shaft diameter, bore diameter, essential and keyway, to be confident their dimension are not deviation In purchase to maintain very good functionality, also pls keep away from assembling way too restricted or way too loose.
3)Reducer need to be mounted to equipment stably to steer clear of vibration.
4)Anytime possible,safeguard the reducer towards photo voltaic radiation and bad temperature.
5)In the situation of especially prolonged period of time of storage(4-6 months), if the oil seal is not immersed in lubricant within the unit, it is advisable to modify it since the rubber could adhere to the shaft or could even have dropped the elasticity.
6)Painting have to undoubtedly not go over rubber parts and the holes on breather plug if any.
7)When connect with hollow or sound shaft, pls grease the joint to avoid lock or oxidation.
8)Check the proper lubricant amount by way of indicator if there is one particular.
9)Beginning need to take spot gradually, with out instantly implementing the maximum load.
ten)When using different of motors to match reducer directly, supporting unit is needed if motor is way too large.
eleven)Guarantee very good heat dissipation by keeping good air flow around the motor fan.
12)In the situation of ambient temperature40ºC, pls get in touch with the specialized division.

Following Income Services

one.Routine maintenance Time and Warranty:Inside 1 12 months soon after acquiring products.
2.Other Service: Such as modeling variety guide, set up guidebook, and dilemma resolution guidebook, etc.

FAQ

one.Q:Can you make as per consumer drawing?
A: Indeed, we provide personalized provider for consumers appropriately. We can use customer’s nameplate for gearboxes.
two.Q:What is your terms of payment ?
   A: thirty% deposit before creation,stability T/T just before delivery.
3.Q:Are you a trading company or company?
   A:We are a manufacurer with superior equipment and knowledgeable staff.
4.Q:What is actually your production capacity?
   A:8000-9000 PCS/Month
five.Q:Free of charge sample is available or not?
   A:Of course, we can offer cost-free sample if client concur to shell out for the courier value
six.Q:Do you have any certification?
   A:Sure, we have CE certificate and SGS certificate report.

Make contact with information:
Ms Lingel Pan
For any inquiries just come to feel cost-free ton speak to me. Numerous thanks for your type focus to our organization!

US $12-220
/ Piece
| 1 Piece

(Min. Order)

###

Application:	Motor, Machinery, Marine, Agricultural Machinery, Industry
Hardness:	Hardened Tooth Surface
Installation:	Horizontal Type
Layout:	Right Angle
Gear Shape:	Worm Gear
Step:	Double-Step

###

Samples:	US$ 22/Piece 1 Piece(Min.Order) \| Request Sample

###

Customization:	Available \| Customized Request

###

Old Model	New Model	Ratio	Center Distance	Power	Input Dia.	Output Dia.	Output Torque	Weight
RV025		7.5~100	25mm	0.06KW~0.12KW	Φ9	Φ11	21N.m	0.7kgs
RV030	RW030	7.5~100	30mm	0.06KW~0.25KW	Φ9(Φ11)	Φ14	45N.m	1.2kgs
RV040	RW040	7.5~100	40mm	0.09KW~0.55KW	Φ9(Φ11,Φ14)	Φ18(Φ19)	84N.m	2.3kgs
RV050	RW050	7.5~100	50mm	0.12KW~1.5KW	Φ11(Φ14,Φ19)	Φ25(Φ24)	160N.m	3.5kgs
RV063	RW063	7.5~100	63mm	0.18KW~2.2KW	Φ14(Φ19,Φ24)	Φ25(Φ28)	230N.m	6.2kgs
RV075	RW075	7.5~100	75mm	0.25KW~4.0KW	Φ14(Φ19,Φ24,Φ28)	Φ28(Φ35)	410N.m	9.0kgs
RV090	RW090	7.5~100	90mm	0.37KW~4.0KW	Φ19(Φ24,Φ28)	Φ35(Φ38)	725N.m	13.0kgs
RV110	RW110	7.5~100	110mm	0.55KW~7.5KW	Φ19(Φ24,Φ28,Φ38)	Φ42	1050N.m	35.0kgs
RV130	RW130	7.5~100	130mm	0.75KW~7.5KW	Φ24(Φ28,Φ38)	Φ45	1550N.m	48.0kgs
RV150	RW150	7.5~100	150mm	2.2KW~15KW	Φ28(Φ38,Φ42)	Φ50		84.0kgs

###

GMRV	A	B	C	C1	D(H8)	E(h8)	F	G	G1	H	H1	I	M	N	O	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

US $12-220
/ Piece
| 1 Piece

(Min. Order)

###

Application:	Motor, Machinery, Marine, Agricultural Machinery, Industry
Hardness:	Hardened Tooth Surface
Installation:	Horizontal Type
Layout:	Right Angle
Gear Shape:	Worm Gear
Step:	Double-Step

###

Samples:	US$ 22/Piece 1 Piece(Min.Order) \| Request Sample

###

Customization:	Available \| Customized Request

###

Old Model	New Model	Ratio	Center Distance	Power	Input Dia.	Output Dia.	Output Torque	Weight
RV025		7.5~100	25mm	0.06KW~0.12KW	Φ9	Φ11	21N.m	0.7kgs
RV030	RW030	7.5~100	30mm	0.06KW~0.25KW	Φ9(Φ11)	Φ14	45N.m	1.2kgs
RV040	RW040	7.5~100	40mm	0.09KW~0.55KW	Φ9(Φ11,Φ14)	Φ18(Φ19)	84N.m	2.3kgs
RV050	RW050	7.5~100	50mm	0.12KW~1.5KW	Φ11(Φ14,Φ19)	Φ25(Φ24)	160N.m	3.5kgs
RV063	RW063	7.5~100	63mm	0.18KW~2.2KW	Φ14(Φ19,Φ24)	Φ25(Φ28)	230N.m	6.2kgs
RV075	RW075	7.5~100	75mm	0.25KW~4.0KW	Φ14(Φ19,Φ24,Φ28)	Φ28(Φ35)	410N.m	9.0kgs
RV090	RW090	7.5~100	90mm	0.37KW~4.0KW	Φ19(Φ24,Φ28)	Φ35(Φ38)	725N.m	13.0kgs
RV110	RW110	7.5~100	110mm	0.55KW~7.5KW	Φ19(Φ24,Φ28,Φ38)	Φ42	1050N.m	35.0kgs
RV130	RW130	7.5~100	130mm	0.75KW~7.5KW	Φ24(Φ28,Φ38)	Φ45	1550N.m	48.0kgs
RV150	RW150	7.5~100	150mm	2.2KW~15KW	Φ28(Φ38,Φ42)	Φ50		84.0kgs

###

GMRV	A	B	C	C1	D(H8)	E(h8)	F	G	G1	H	H1	I	M	N	O	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

Worm gear reducer gearbox

A worm gear reducer gearbox is a gear reducer gearbox that uses a worm gear train to reduce the required force. Unlike traditional gear reducer gearboxes, these units are small and require low horsepower ratings. This reduces their efficiency, but their low cost and compact design help make up for this shortcoming. However, these gear reducer gearboxes have some drawbacks, including their tendency to lock up when reversing.

high efficiency

High-efficiency worm reducer gearboxes are ideal for applications where high performance, repeatability, and accuracy are critical. It consists of an input hypoid gear and an output hypoid bevel gear. The input worm rotates perpendicular to the output worm, so for every revolution of the input worm, the output gear makes one revolution. This arrangement reduces friction (another source of energy loss) in a high-efficiency worm gear to at least two arc minutes.
Compared with worm gear reducer gearboxes, hypoid gearmotors offer several advantages, including lower operating costs and higher efficiency. For example, hypoid gear motors can transmit more torque even at high reduction ratios. Also, they are more efficient than worm gear reducer gearboxes, which means they can produce the same output with a smaller motor.
In recent years, the efficiency of worm gear reducer gearboxes has been dramatically improved. Manufacturers have made great strides in materials, design, and manufacturing. New designs, including dual-enveloping worm gear reducer gearboxes, increase efficiency by 3 to 8 percent. These improvements were made possible through countless hours of testing and development. Worm gear reducer gearboxes also offer lower initial costs and higher overload capability than competing systems.
Worm gear reducer gearboxes are popular because they provide maximum reduction in a small package. Their compact size makes them ideal for low to medium-horsepower applications and they are reticent. They also offer higher torque output and better shock load tolerance. Finally, they are an economical option to reduce the device’s power requirements.

low noise

Low-noise worm gear reducer gearboxes are designed to reduce noise in industrial applications. This type of reducer gearbox uses fewer bearings and can work in various mounting positions. Typically, a worm reducer gearbox is a single-stage unit with only one shaft and one gear. Since there is only one gear, the noise level of the worm gear reducer gearbox will be lower than other types.
A worm gear reducer gearbox can be integrated into the electric power steering system to reduce noise. Worm reducer gearboxes can be made and from many different materials. The following three-stage process will explain the components of a low-noise worm reducer gearbox.
Worm gear reducer gearboxes can be mounted at a 90-degree angle to the input worm shaft and are available with various types of hollow or solid output shafts. These reducer gearboxes are especially beneficial for applications where noise reduction is essential. They also have fewer parts and are smaller than other types of reducer gearboxes, making them easier to install.
Worm gear reducer gearboxes are available from various manufacturers. Due to their widespread availability, gear manufacturers maintain extensive inventories of these reducer gearboxes. The worm gear ratio is standard, and the size of the worm gear reducer gearbox is universal. Also, worm gear reducer gearboxes do not need to be sized for a specific purpose, unlike other load interruptions.

pocket

A worm gear reducer gearbox is a transmission mechanism with a compact structure, large transmission ratio, and self-locking function under certain conditions. The worm gear reducer gearbox series products are designed with American technology and have the characteristics of stable transmission, strong bearing capacity, low noise, and compact structure. In addition, these products can provide a wide range of power supplies. However, these worm reducer gearboxes are prone to leaks, usually caused by design flaws.
Worm gear reducer gearboxes are available in single-stage and double-stage. The first type consists of an oil tank that houses the worm gear and bearings. The second type uses a worm gear with a sleeve for the first worm gear.
When choosing a gear reducer gearbox, it is essential to choose a high-quality unit. Improper gear selection can cause rapid wear of the worm gear. While worm gear reducer gearboxes are generally durable, their degree of wear depends on the selection and operating conditions. For example, overuse, improper assembly, or working in extreme conditions can lead to rapid wear.
Worm reducer gearboxes reduce speed and torque. Worm gears can be used to reduce the speed of rotating machines or inertial systems. Worm gears are a type of bevel gear, and their meshing surfaces have great sliding force. Because of this, worm gears can carry more weight than spur gears. They are also harder to manufacture. However, the high-quality design of the worm gear makes it an excellent choice for applications requiring high torque and high-speed rotation.
Worm gears can be manufactured using three types of gears. For large reduction ratios, the input and output gears are irreversible. However, the worm reducer gearbox can be constructed with multiple helices. The multi-start worm drive also minimizes braking effects.

Self-locking function

The worm reducer gearbox is self-locking to prevent the load from being driven back to the ground. The self-locking function is achieved by a worm that meshes with the rack and pinion. When the load reaches the highest position, the reverse signal is disabled. The non-locking subsystem back-drives the load to its original position, while the self-locking subsystem remains in its uppermost position.
The self-locking function of the worm reducer gearbox is a valuable mechanical feature. It helps prevent backing and saves the cost of the braking system. Additionally, self-locking worm gears can be used to lift and hold loads.
The self-locking worm gear reducer gearbox prevents the drive shaft from driving backward. It works with the axial force of the worm gear. A worm reducer gearbox with a self-locking function is a very efficient machine tool.
Worm gear reducer gearboxes can be made with two or four teeth. Single-ended worms have a single-tooth design, while double-ended worms have two threads on the cylindrical gear. A multi-boot worm can have up to four boots. Worm reducer gearboxes can use a variety of gear ratios, but the main advantage is their compact design. It has a larger load capacity than a cross-shaft helical gear mechanism.
The self-locking function of the worm reducer gearbox can also be used for gear sets that are not necessarily parallel to the shaft. It also prevents backward travel and allows forward travel. The self-locking function is achieved by a ratchet cam arranged around the gear member. It also enables selective coupling and decoupling between gear members.

high gear ratio

Worm reducer gearboxes are an easy and inexpensive way to increase gear ratios. These units consist of two worm gears – an input worm gear and an output worm gear. The input worm rotates perpendicular to the output worm gear, which also rotates perpendicular to itself. For example, a 5:1 worm gearbox requires 5 revolutions per worm gear, while a 60:1 worm gearbox requires 60 revolutions. However, this arrangement is prone to inefficiency since the worm gear experiences only sliding friction, not rolling friction.
High-reduction applications require many input revolutions to rotate the output gear. Conversely, low input speed applications suffer from the same friction issues, albeit with a different amount of friction. Worms that spin at low speeds require more energy to maintain their movement. Worm reducer gearboxes can be used in many types of systems, but only some are suitable for high-speed applications.
Worm gears are challenging to produce, but the envelope design is the best choice for applications requiring high precision, high efficiency, and minimal backlash. Envelope design involves modifying gear teeth and worm threads to improve surface contact. However, this type of worm gear is more expensive to manufacture.
Worm gear motors have lower initial meshing ratios than hypoid gear motors, which allows the use of smaller motors. So a 1 hp worm motor can achieve the same output as a 1/2 hp motor. A study by Agknx compared two different types of geared motors, comparing their power, torque, and gear ratio. The results show that the 1/2 HP hypoid gear motor is more efficient than the worm gear motor despite the same output.
Another advantage of the worm gear reducer gearbox is the low initial cost and high efficiency. It offers high ratios and high torque in a small package, making it ideal for low to medium-horsepower applications. Worm gear reducer gearboxes are also more shock-resistant.

editor by czh 2023-01-22