Merchandise Description

gear containers equipment box for Machinery NMRV worm gearbox reducer with High Quality

Standard Information.

Type Worm Equipment Box Oil Seal SKF CZPT Ksk
Ratio 7.5-100 SKF CZPT Ksk .06-15kw
Bearing C&U or Other Chinese Brand name Gear Surface area Hardness 56-62HRC
Lubricant Shell Artificial Oil Available Guarantee one Yr
Worm Profile Zi Transport Package Cartons +Plywood Cases
Output Torque 2.6nm-3000nm Origin China
Specification NMRV571-NMRV150 HS Code 84834 0571
Coloration Blue/Silver or on Request MOQ 1PCS

 

 

Item Description

Main Supplies:
one)housing:aluminium alloy ADC12(size 571-090) die solid iron HT200(dimension one hundred ten-one hundred fifty)
2)Worm:20Cr, ZI Involute profile carbonize&quencher heat therapy make equipment area hardness up to fifty six-62 HRC Soon after precision grinding, carburization layer’s thickness among .3-.5mm.
3)Worm Wheel:wearable stannum alloy CuSn10-one

 

Comprehensive Pictures

Blend Choices:
Input:with enter shaft, With square flange,With IEC regular input flange
Output:with torque arm, output flange, solitary output shaft, double output shaft, plastic protect
Worm reducers are obtainable with diffferent combos: NMRV+NMRV, NMRV+NRV, NMRV+Computer, NMRV+UDL, NMRV+MOTORS

 

Exploded View:

 

Item Parameters

 
Outdated Model     
  New Model     Ratio     Center Distance  Power Input Dia.  Output Dia.    Output Torque Bodyweight
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  two.3kgs
RV050 RW050 seven.5~a hundred 50mm   .12KW~1.5KW Φ11(Φ14,Φ19) Φ25(Φ24) 160N.m  three.5kgs
RV063 RW063 7.5~100 63mm   .18KW~2.2KW Φ14(Φ19,Φ24) Φ25(Φ28) 230N.m  6.2kgs
RV075 RW075 seven.5~100 75mm   .25KW~4.0KW Φ14(Φ19,Φ24,Φ28)  Φ28(Φ35) 410N.m  nine.0kgs
RV090 RW090 seven.5~one hundred 90mm   .37KW~4.0KW Φ19(Φ24,Φ28) Φ35(Φ38) 725N.m  13.0kgs
RV110 RW110 seven.5~a hundred 110mm   .55KW~7.5KW Φ19(Φ24,Φ28,Φ38)   Φ42 1050N.m  35.0kgs
RV130 RW130 seven.5~100 130mm   .75KW~7.5KW Φ24(Φ28,Φ38) Φ45 1550N.m  48.0kgs
RV150 RW150 7.5~a hundred 150mm     2.2KW~15KW Φ28(Φ38,Φ42) Φ50   84.0kgs

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 97 54 44 fourteen 55 32 fifty six 63 65 29 55 40 fifty seven 30 seventy five 44 6.5 21 5.5 M6*ten(n=4) 5 16.3 27
040 a hundred 121.five 70 60 18(19) sixty forty three seventy one 78 seventy five 36.5 70 fifty 71.five 40 87 fifty five six.5 26 6.five M6*10(n=4) 45° six twenty.8(21.8) 35
050 one hundred twenty one hundred forty four eighty 70 25(24) 70 forty nine eighty five ninety two 85 43.five 80 sixty 84 fifty a hundred 64 eight.five thirty 7 M8*12(n=4) 45° 8 28.3(27.3) forty
063 a hundred and forty four 174 a hundred eighty five twenty five(28) 80 sixty seven 103 112 95 fifty three ninety five seventy two 102 63 one hundred ten eighty 8.5 36 eight M8*12(n=8) 45° 8 28.3(31.3) fifty
075 172 205 a hundred and twenty ninety 28(35) ninety five seventy two 112 a hundred and twenty a hundred and fifteen 57 112.5 86 119 75 one hundred forty 93 eleven forty ten M8*14(n=8) 45° 8(ten) 31.3(38.3) sixty
090 206 238 one hundred forty 100 35(38) one hundred ten 74 one hundred thirty a hundred and forty one hundred thirty sixty seven 129.5 103 a hundred thirty five 90 a hundred and sixty 102 13 forty five 11 M10*16(n=8) 45° 10 38.3(41.3) 70
a hundred and ten 255 295 170 one hundred fifteen 42 a hundred thirty 144 a hundred and fifty five 165 seventy four 160 127.five 167.5 one hundred ten two hundred one hundred twenty five 14 50 fourteen M10*eighteen(n=8) 45° 12 forty five.3 85
a hundred thirty 293 335 200 one hundred twenty forty five a hundred and eighty one hundred fifty five one hundred seventy 215 81 179 146.5 187.five 130 250 140 16 sixty fifteen M12*20(n=8) 45° fourteen 48.eight a hundred
150 340 four hundred 240 one hundred forty five fifty a hundred and eighty 185 two hundred 215 96 210 a hundred and seventy 230 a hundred and fifty 250 a hundred and eighty eighteen seventy two.five eighteen M12*22(n=8) 45° 14 53.8  120  

 

 

High quality Management
Top quality:Insist on Enhancement,Strive for CZPT With the development of equipment manufacturing indurstry,consumer never satirsfy with the existing high quality of our items,on the contrary,wcreate the price of top quality.
Quality policy:to improve the total stage in the discipline of electrical power transmission  
Quality See:Continuous Advancement , pursuit of excellence
High quality Philosophy:Quality produces value

3. Incoming Top quality Control
To establish the AQL suitable amount of incoming substance handle, to offer the substance for the entire inspection, sampling, immunity. On the acceptance of certified items to warehousing, substandard items to get return, verify, rework, rework inspection liable for monitoring poor, to keep track of the supplier to get corrective actions to prevent recurrence.

4. Method Quality Management
The production site of the first examination, inspection and ultimate inspection, sampling according to the needs of some projects, judging the good quality adjust trend found abnormal phenomenon of production, and supervise the generation division to increase, eliminate the abnormal phenomenon or state

five. FQC(Closing QC)
After the production department will complete the product, stand in the customer’s situation on the concluded solution good quality verification, in get to make sure the good quality of client expectations and requirements.

six. OQC(Outgoing QC)
Following the merchandise sample inspection to establish the certified, enabling storage, but when the finished solution from the warehouse before the official delivery of the goods, there is a examine, this is known as the shipment inspection.Check out content:In the warehouse storage and transfer status to confirm, whilst confirming the shipping and delivery of the solution is a product inspection to establish the competent

Certifications

packaging

FAQ

one. How to select a gearbox which fulfills our necessity?

You can refer to our catalogue to pick the gearbox or we can help to pick when you supply

the technological details of needed output torque, output pace and motor parameter and so on.

 

2. What details shall we give prior to inserting a obtain buy?

a) Sort of the gearbox, ratio, enter and output sort, input flange, mounting placement, and motor informationetc.

b) Housing color.

c) Buy quantity.

d) Other unique requirements.

 

3. What industries are your gearboxes becoming utilized?

Our gearboxes are commonly employed in the areas of textile, foodstuff processing, beverage, chemical market,

escalator,automated storage tools, metallurgy, tabacco, environmental security, logistics and etc.

 

four. Doyou promote motors?

We have stable motor suppliers who have been coperating with us for a extended-time. They can provide motors

with large good quality.  

 

US $30-2,000
/ Piece
|
1 Piece

(Min. Order)

###

Application: Motor, Electric Cars, Motorcycle, Machinery, Marine, Toy, Agricultural Machinery, Car
Layout: Coaxial
Hardness: Hardened Tooth Surface
Installation: Vertical Type
Step: Three-Step
Transport Package: Wooden Case

###

Customization:

###

Type Worm Gear Box Oil Seal SKF Nak Ksk
Ratio 7.5-100 SKF Nak Ksk 0.06-15kw
Bearing C&U or Other Chinese Brand Gear Surface Hardness 56-62HRC
Lubricant Shell Synthetic Oil Available Warranty 1 Year
Worm Profile Zi Transport Package Cartons +Plywood Cases
Output Torque 2.6nm-3000nm Origin China
Specification NMRV025-NMRV150 HS Code 8483409090
Color Blue/Silver or on Request MOQ 1PCS

###

 
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) 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 $30-2,000
/ Piece
|
1 Piece

(Min. Order)

###

Application: Motor, Electric Cars, Motorcycle, Machinery, Marine, Toy, Agricultural Machinery, Car
Layout: Coaxial
Hardness: Hardened Tooth Surface
Installation: Vertical Type
Step: Three-Step
Transport Package: Wooden Case

###

Customization:

###

Type Worm Gear Box Oil Seal SKF Nak Ksk
Ratio 7.5-100 SKF Nak Ksk 0.06-15kw
Bearing C&U or Other Chinese Brand Gear Surface Hardness 56-62HRC
Lubricant Shell Synthetic Oil Available Warranty 1 Year
Worm Profile Zi Transport Package Cartons +Plywood Cases
Output Torque 2.6nm-3000nm Origin China
Specification NMRV025-NMRV150 HS Code 8483409090
Color Blue/Silver or on Request MOQ 1PCS

###

 
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) 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  

What is a worm gear reducer gearbox?

A worm gear reducer gearbox is a mechanical device that uses a worm gear and a worm to reduce the speed of a rotating shaft. The gear reducer gearbox can increase the output torque of the engine according to the gear ratio. This type of gear reducer gearbox is characterized by its flexibility and compact size. It also increases the strength and efficiency of the drive.
worm reducer

Hollow shaft worm gear reducer gearbox

The hollow shaft worm gear reducer gearbox is an additional output shaft connecting various motors and other gearboxes. They can be installed horizontally or vertically. Depending on size and scale, they can be used with gearboxes from 4GN to 5GX.
Worm gear reducer gearboxes are usually used in combination with helical gear reducer gearboxes. The latter is mounted on the input side of the worm gear reducer gearbox and is a great way to reduce the speed of high output motors. The gear reducer gearbox has high efficiency, low speed operation, low noise, low vibration and low energy consumption.
Worm gear reducer gearboxes are made of hard steel or non-ferrous metals, increasing their efficiency. However, gears are not indestructible, and failure to keep running can cause the gear oil to rust or emulsify. This is due to moisture condensation that occurs during the operation and shutdown of the reducer gearbox. The assembly process and quality of the bearing are important factors to prevent condensation.
Hollow shaft worm gear reducer gearboxes can be used in a variety of applications. They are commonly used in machine tools, variable speed drives and automotive applications. However, they are not suitable for continuous operation. If you plan to use a hollow shaft worm gear reducer gearbox, be sure to choose the correct one according to your requirements.

Double throat worm gear

Worm gear reducer gearboxes use a worm gear as the input gear. An electric motor or sprocket drives the worm, which is supported by anti-friction roller bearings. Worm gears are prone to wear due to the high friction in the gear teeth. This leads to corrosion of the confinement surfaces of the gears.
The pitch diameter and working depth of the worm gear are important. The pitch circle diameter is the diameter of the imaginary circle in which the worm and the gear mesh. Working depth is the maximum amount of worm thread that extends into the backlash. Throat diameter is the diameter of the circle at the lowest point of the worm gear face.
When the friction angle between the worm and the gear exceeds the lead angle of the worm, the worm gear is self-locking. This feature is useful for lifting equipment, but may be detrimental to systems that require reverse sensitivity. In these systems, the self-locking ability of the gears is a key limitation.
The double throat worm gear provides the tightest connection between the worm and the gear. The worm gear must be installed correctly to ensure maximum efficiency. One way to install the worm gear assembly is through a keyway. The keyway prevents the shaft from rotating, which is critical for transmitting torque. Then attach the gear to the hub using the set screw.
The axial and circumferential pitch of the worm gear should match the pitch diameter of the larger gear. Single-throat worm gears are single-threaded, and double-throat worm gears are double-throat. A single thread design advances one tooth, while a double thread design advances two teeth. The number of threads should match the number of mating gears.
worm reducer

Self-locking function

One of the most prominent features of a worm reducer gearbox is its self-locking function, which prevents the input and output shafts from being interchanged. The self-locking function is ideal for industrial applications where large gear reduction ratios are required without enlarging the gear box.
The self-locking function of a worm reducer gearbox can be achieved by choosing the right type of worm gear. However, it should be noted that this feature is not available in all types of worm gear reducer gearboxes. Worm gears are self-locking only when a specific speed ratio is reached. When the speed ratio is too small, the self-locking function will not work effectively.
Self-locking status of a worm reducer gearbox is determined by the lead, pressure, and coefficient of friction. In the early twentieth century, cars had a tendency to pull the steering toward the side with a flat tire. A worm drive reduced this tendency by reducing frictional forces and transmitting steering force to the wheel, which aids in steering and reduces wear and tear.
A self-locking worm reducer gearbox is a simple-machine with low mechanical efficiency. It is self-locking when the work at one end is greater than the work at the other. If the mechanical efficiency of a worm reducer gearbox is less than 50%, the friction will result in losses. In addition, the self-locking function is not applicable when the drive is reversed. This characteristic makes self-locking worm gears ideal for hoisting and lowering applications.
Another feature of a worm reducer gearbox is its ability to reduce axially. Worm gears can be double-lead or single-lead, and it is possible to adjust their backlash to compensate for tooth wear.

Heat generated by worm gears

Worm gears generate considerable amounts of heat. It is essential to reduce this heat to improve the performance of the gears. This heat can be mitigated by designing the worms with smoother surfaces. In general, the speed at which worm gears mesh should be in the range of 20 to 24 rms.
There are many approaches for calculating worm gear efficiency. However, no other approach uses an automatic approach to building the thermal network. The other methods either abstractly investigate the gearbox as an isothermal system or build the TNM statically. This paper describes a new method for automatically calculating heat balance and efficiency for worm gears.
Heat generated by worm gears is a significant source of power loss. Worm gears are typically characterized by high sliding speeds in their tooth contacts, which causes high frictional heat and increased thermal stresses. As a result, accurate calculations are necessary to ensure optimal operation. In order to determine the efficiency of a gearbox system, manufacturers often use the simulation program WTplus to calculate heat loss and efficiency. The heat balance calculation is achieved by adding the no-load and load-dependent power losses of the gearbox.
Worm gears require a special type of lubricant. A synthetic oil that is non-magnetic and has a low friction coefficient is used. However, the oil is only one of the options for lubricating worm gears. In order to extend the life of worm gears, you should also consider adding a natural additive to the lubricant.
Worm gears can have a very high reduction ratio. They can achieve massive reductions with little effort, compared to conventional gearsets which require multiple reductions. Worm gears also have fewer moving parts and places for failure than conventional gears. One disadvantage of worm gears is that they are not reversible, which limits their efficiency.
worm reducer

Size of worm gear reducer gearbox

Worm gear reducer gearboxes can be used to decrease the speed of a rotating shaft. They are usually designed with two shafts at right angles. The worm wheel acts as both the pinion and rack. The central cross section forms the boundary between the advancing and receding sides of the worm gear.
The output gear of a worm gear reducer gearbox has a small diameter compared to the input gear. This allows for low-speed operation while producing a high-torque output. This makes worm gear reducer gearboxes great for space-saving applications. They also have low initial costs.
Worm gear reducer gearboxes are one of the most popular types of speed reducer gearboxes. They can be small and powerful and are often used in power transmission systems. These units can be used in elevators, conveyor belts, security gates, and medical equipment. Worm gearing is often found in small and large sized machines.
Worm gears can also be adjusted. A dual-lead worm gear has a different lead on the left and right tooth surfaces. This allows for axial movement of the worm and can also be adjusted to reduce backlash. A backlash adjustment may be necessary as the worm wears down. In some cases, this backlash can be adjusted by adjusting the center distance between the worm gear.
The size of worm gear reducer gearbox depends on its function. For example, if the worm gear is used to reduce the speed of an automobile, it should be a model that can be installed in a small car.

China Gear Boxes Gear Box for Machinery Nmrv Worm Gearbox Reducer with High Quality     worm gearbox designChina Gear Boxes Gear Box for Machinery Nmrv Worm Gearbox Reducer with High Quality     worm gearbox design
editor by czh 2023-01-21