Product Description

 

Product Description

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

Detailed Photos

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:

Product Parameters

 
Old Model     
  New Model     Ratio     Center Distance  Power Input Dia.  Output Dia.    Output Torque Weight
RV571     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 Outline 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 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  

Company Profile

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 ServiceIncluding modeling selection guide, installation guide, and problem resolution guide, etc.

FAQ

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:
Ms Lingel Pan
For any questions just feel free ton contact me. Many thanks for your kind attention to our company!

Application: Motor, Machinery, Marine, Agricultural Machinery, Industry
Function: Distribution Power, Change Drive Torque, Speed Changing, Speed Reduction
Layout: Right Angle
Hardness: Hardened Tooth Surface
Installation: Horizontal Type
Step: Double-Step
Samples:
US$ 10/Piece
1 Piece(Min.Order)

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Request Sample

Customization:
Available

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Customized Request

90 degree gearbox

Calculating Torque Requirements for a 90 Degree Gearbox

Calculating the torque requirements for a 90 degree gearbox involves understanding the torque transfer across the gear train and considering factors such as gear ratios, efficiency, and the desired output torque. Here's a general process:

  1. Determine Input Torque: Start by identifying the input torque required for your application. This could be the torque generated by the motor or power source that drives the gearbox.
  2. Account for Gear Ratio: Calculate the overall gear ratio of the 90 degree gearbox. This involves multiplying the gear ratios of each stage if the gearbox has multiple stages. The gear ratio is typically given as the output gear's teeth divided by the input gear's teeth.
  3. Calculate Intermediate Torque: Use the gear ratio to calculate the intermediate torque at the output of the input bevel gear set. Multiply the input torque by the gear ratio to get the intermediate torque.
  4. Consider Efficiency: Take into account the efficiency of the gearbox. Efficiency is the ratio of output power to input power, expressed as a percentage. Multiply the intermediate torque by the gearbox efficiency to get the effective torque.
  5. Calculate Final Output Torque: If there's an additional output stage with bevel gears, apply the appropriate gear ratio and efficiency to calculate the final output torque at the output shaft of the gearbox.

Keep in mind that real-world factors such as friction, load variations, and mechanical losses can influence the accuracy of torque calculations. It's advisable to incorporate safety factors to ensure the gearbox can handle peak loads without failure.

Consulting gearbox manufacturers' specifications and engineering guides can provide more accurate information and guidance on torque calculations for specific gearbox models.

90 degree gearbox

Limitations and Disadvantages of Using a 90 Degree Gearbox

While 90 degree gearboxes offer various advantages, they also come with limitations and disadvantages that should be considered:

  • Complexity: 90 degree gearboxes are often more complex in design compared to straight-through gearboxes. This complexity can lead to higher manufacturing costs, maintenance challenges, and potential points of failure.
  • Efficiency Loss: The gear meshing and direction changes in a 90 degree gearbox can lead to some energy loss due to friction and mechanical inefficiencies, impacting the overall efficiency of the system.
  • Backlash: Due to the gear meshing and direction changes, 90 degree gearboxes can experience backlash and gear play, which may require additional measures to mitigate and reduce.
  • Size and Weight: The design of 90 degree gearboxes often results in a bulkier and heavier unit compared to some other gearbox configurations, which can impact space constraints and overall system weight.
  • Maintenance Complexity: Accessing and maintaining components within a 90 degree gearbox can be more challenging due to the intricate design and tight spaces, potentially leading to longer maintenance times.
  • Cost: The manufacturing complexity, precision requirements, and additional components needed for 90 degree gearboxes can contribute to higher initial costs compared to simpler gearbox designs.
  • Noise and Vibration: The multiple gear meshing and direction changes can introduce noise and vibration into the system, requiring additional measures for noise reduction and vibration dampening.

It's important to carefully assess your specific application requirements, space constraints, efficiency goals, and budget considerations before deciding to use a 90 degree gearbox. While they offer unique advantages, these limitations should be taken into account to make an informed gearbox selection.

90 degree gearbox

Changing Direction with a 90 Degree Gearbox

A 90 degree gearbox, also known as a right-angle gearbox, is designed to change the direction of rotational motion by 90 degrees. It accomplishes this by utilizing a set of gears and shafts arranged in a specific configuration. Here's how the concept of changing direction works:

Imagine two shafts arranged perpendicular to each other. The input shaft, connected to the source of power, transfers rotational motion to a set of gears inside the gearbox. These gears transmit the motion to an intermediate shaft, which is positioned at a right angle to the input shaft.

The intermediate shaft, in turn, transfers the motion to another set of gears, which are designed to mesh with the gears on the output shaft. The output shaft is aligned parallel to the input shaft but positioned at a right angle to the intermediate shaft. This arrangement of gears and shafts allows the rotational motion to be redirected by 90 degrees.

The gears used in a 90 degree gearbox are typically bevel gears or worm gears, which are specifically designed to transfer motion at right angles. Bevel gears have cone-shaped teeth that mesh at an angle, while worm gears consist of a helical gear (worm) that meshes with a worm wheel to achieve the required direction change.

Overall, a 90 degree gearbox provides a compact and efficient solution for changing the direction of motion, making it invaluable in various applications across industries.

China manufacturer 90 Degree Worm Gear Box Worm Reduction Flange Mounted Gearbox   synchromesh gearbox	China manufacturer 90 Degree Worm Gear Box Worm Reduction Flange Mounted Gearbox   synchromesh gearbox
editor by CX 2023-09-26

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