China Standard 40bnr19xe Angular Contact Ball Bearings 9 Inch Enclosed Housing Slewing Drives Slewing Bearing Worm Gear for Rotary Platform and Timber Garb worm gear winch

Product Description

Name Angular contact ball bearing
Seires BER 19XESeries
Brand MONTON
Model 40BNR19XE
Contact Angle 15°/25°/40°30BNR19S
d 40mm
D 62mm
B 12mm
Ring Material Gcr15/ Carbon Steel/ Stainless Steel/ Si3N4/ ZrO2
Cage Material Nylon/phenolic resin
Load rating  C 11.5kN
Load rating  Co 7.65kN
Grease speed 64800
Sealed as customer requested
Weight 0.106KG
Bearing Arrangement U/DB/DT/TBT/QBC/DU/QU ect.
Design Structure Angular contact
Precision P4,P5 or as customer requested
Vibration ZV1, ZV2, ZV3, or  as customer requested
Clearance C0, C2, C3, or  as customer requested
Quality standard ISO9001: 2000/SGS
Package single box
Original HangZhou
Service OEM
Delivery date Accordingly
Application Spindle,Auto, tractor ,machine tool, electric machine, water pump, agricultural machinery and textile machinery,air compressor,shippiing.logistic,areospace

Designations Principal dimensions Basic load ratings  Speed ratings Mass
Universally
matchable
bearing		 d D B dynamic static Reference
speed		 Limiting
speed		 Kg
mm mm mm C  kN Co kN r/min r/min
7200BECBP 10 30 9 7,02 3,35 30 000 30 000 0,03
7201BECBP 12 32 10 7,61 3,8 26 000 26 000 0,036
– 12 37 12 10,6 5 24 000 24 000 0,06
7202BECBP 15 35 11 8,8 4,65 26 000 26 000 0,045
– 15 35 11 8,32 4,4 24 000 24 000 0,045
7302BECBP 15 42 13 13 6,7 20 000 20 000 0,08
7203BECBM 15 40 12 11 5,85 22 000 22 000 0,065
7203BECBP 15 40 12 11 5,85 22 000 22 000 0,065
– 15 40 12 10,4 5,5 20 000 20 000 0,065
– 15 40 12 11,1 6,1 20 000 20 000 0,065
7303BECBP 15 47 14 15,9 8,3 19 000 19 000 0,11
7204BECBM 20 47 14 14,3 8,15 19 000 19 000 0,11
7204BECBP 20 47 14 14,3 8,15 19 000 19 000 0,11
7204BECBY 20 47 14 14 8,3 18 000 18 000 0,11
– 20 47 14 13,3 7,65 18 000 18 000 0,11
7204BECBPH 20 47 14 14,3 8,15 19 000 19 000 0,11
7304BECBPH 20 52 15 19 10 18 000 18 000 0,14
7304BECBM 20 52 15 19 10 18 000 18 000 0,14
7304BECBP 20 52 15 19 10 18 000 18 000 0,14
7304BECBY 20 52 15 19 10,4 16 000 16 000 0,14
– 20 52 15 17,4 9,5 16 000 16 000 0,14
7205BECBPH 25 52 15 15,6 10 17 000 17 000 0,13
7205BECBM 25 52 15 15,6 10 17 000 17 000 0,13
7205BECBP 25 52 15 15,6 10 17 000 17 000 0,13
7205BECBY 25 52 15 15,6 10,2 15 000 15 000 0,13
– 25 52 15 14,8 9,3 15 000 15 000 0,13
7305BECBPH 25 62 17 26,5 15,3 15 000 15 000 0,23
7305BECBM 25 62 17 26,5 15,3 15 000 15 000 0,23
7305BECBP 25 62 17 26,5 15,3 15 000 15 000 0,23
7305BECBY 25 62 17 26 15,6 14 000 14 000 0,23
– 25 62 17 24,2 14 14 000 14 000 0,23
7206BECBM 30 62 16 24 15,6 14 000 14 000 0,2
7206BECBP 30 62 16 24 15,6 14 000 14 000 0,2
7206BECBY 30 62 16 23,8 15,6 13 000 13 000 0,2
– 30 62 16 22,5 14,3 13 000 13 000 0,2
7206BECBPH 30 62 16 24 15,6 14 000 14 000 0,2
7306BECBM 30 72 19 35,5 21,2 13 000 13 000 0,34
7306BECBP 30 72 19 35,5 21,2 13 000 13 000 0,34
7306BECBY 30 72 19 34,5 21,2 12 000 12 000 0,34
– 30 72 19 32,5 19,3 12 000 12 000 0,34
7306BEGAPH 30 72 19 35,5 21,2 13 000 13 000 0,34
7207BECBPH 35 72 17 31 20,8 12 000 12 000 0,28
7207BECBM 35 72 17 31 20,8 12 000 12 000 0,28
7207BECBP 35 72 17 31 20,8 12 000 12 000 0,28
7207BECBY 35 72 17 29,1 19 11 000 11 000 0,28
7307BECBM 35 80 21 41,5 26,5 11 000 11 000 0,45
7307BECBP 35 80 21 41,5 26,5 11 000 11 000 0,45
7307BECBY 35 80 21 39 24,5 10 000 10 000 0,45
7307BEGAPH 35 80 21 41,5 26,5 11 000 11 000 0,45
7208BECBPH 40 80 18 36,5 26 11 000 11 000 0,37
7208BECBM 40 80 18 36,5 26 11 000 11 000 0,37
7208BECBP 40 80 18 36,5 26 11 000 11 000 0,37
7208BECBY 40 80 18 36,4 26 10 000 10 000 0,37
– 40 80 18 37,7 26 11 000 11 000 0,37
7308BECBM 40 90 23 50 32,5 10 000 10 000 0,68
7308BECBP 40 90 23 50 32,5 10 000 10 000 0,62
7308BECBY 40 90 23 49,4 33,5 9 000 9 000 0,64
– 40 90 23 46,2 30,5 9 000 9 000 0,62
7308BEGAPH 40 90 23 50 32,5 10 000 10 000 0,62
7209BECBM 45 85 19 38 28,5 10 000 10 000 0,42
7209BECBP 45 85 19 38 28,5 10 000 10 000 0,42
7209BECBY 45 85 19 37,7 28 9 000 9 000 0,42
– 45 85 19 35,8 26 9 000 9 000 0,42
7209BEGAPH 45 85 19 38 28,5 10 000 10 000 0,42
7309BECBM 45 100 25 61 40,5 9 000 9 000 0,91
7309BECBP 45 100 25 61 40,5 9 000 9 000 0,82
7309BECBY 45 100 25 60,5 41,5 8 000 8 000 0,87
– 45 100 25 55,9 37,5 8 000 8 000 0,82
7309BEGAPH 45 100 25 61 40,5 9 000 9 000 0,82
7210BECBPH 50 90 20 40 31 9 000 9 000 0,47
7210BECBM 50 90 20 40 31 9 000 9 000 0,47
7210BECBP 50 90 20 40 31 9 000 9 000 0,47
7210BECBY 50 90 20 37,7 28,5 8 500 8 500 0,47
7310BECBM 50 110 27 75 51 8 000 8 000 1,1
7310BECBP 50 110 27 75 51 8 000 8 000 1,1
7310BECBY 50 110 27 74,1 51 7 500 7 500 1,15
– 50 110 27 68,9 47,5 7 500 7 500 1,1
7310BEGAPH 50 110 27 75 51 8 000 8 000 1,1
7211BECBPH 55 100 21 49 40 8 000 8 000 0,62
7211BECBM 55 100 21 49 40 8 000 8 000 0,62
7211BECBP 55 100 21 49 40 8 000 8 000 0,62
7211BECBY 55 100 21 48,8 38 7 500 7 500 0,62
– 55 100 21 46,2 36 7 500 7 500 0,62
7311BECBM 55 120 29 85 60 7 000 7 000 1,4
7311BECBP 55 120 29 85 60 7 000 7 000 1,4
7311BECBY 55 120 29 85,2 60 6 700 6 700 1,4
– 55 120 29 79,3 55 6 700 6 700 1,4
7311BECBPH 55 120 29 85 60 7 000 7 000 1,4
7212BECBPH 60 110 22 61 50 7 500 7 500 0,8
7212BECBM 60 110 22 61 50 7 500 7 500 0,8
7212BECBP 60 110 22 61 50 7 500 7 500 0,8
7212BECBY 60 110 22 57,2 45,5 7 000 7 000 0,8
– 60 110 22 57,2 45,5 7 000 7 000 0,8
7312BECBM 60 130 31 104 76,5 6 700 6 700 1,75
7312BECBP 60 130 31 104 76,5 6 700 6 700 1,75
7312BECBPH 60 130 31 104 76,5 6 700 6 700 1,75
7312BECBY 60 130 31 95,6 69,5 6 000 6 000 1,75
7213BECBM 65 120 23 69,5 57 6 700 6 700 1
7213BECBP 65 120 23 69,5 57 6 700 6 700 1
– 65 120 23 66,3 54 6 300 6 300 1
7213BECBY 65 120 23 66,3 54 6 300 6 300 1
7213BEGAPH 65 120 23 69,5 57 6 700 6 700 1
7313BECBM 65 140 33 116 86,5 6 300 6 300 2,15
7313BECBP 65 140 33 116 86,5 6 300 6 300 2,15
7313BECBY 65 140 33 108 80 5 600 5 600 2,15
7313BECBPH 65 140 33 116 86,5 6 300 6 300 2,15
7214BECBM 70 125 24 72 60 6 300 6 300 1,1
7214BECBP 70 125 24 75 64 6 300 6 300 1,1
7214BECBY 70 125 24 71,5 60 6 000 6 000 1,1
7214BECBPH 70 125 24 75 64 6 300 6 300 1,1
7314BECBM 70 150 35 127 98 5 600 5 600 2,65
7314BECBP 70 150 35 127 98 5 600 5 600 2,65
7314BECBPH 70 150 35 127 98 5 600 5 600 2,65
7314BECBY 70 150 35 119 90 5 300 5 300 2,65
7314BEGAPH 70 150 35 127 98 5 600 5 600 2,65
7215BECBPH 75 130 25 73,5 65,5 6 300 6 300 1,2
7215BECBM 75 130 25 73,5 65,5 6 300 6 300 1,2
7215BECBP 75 130 25 73,5 65,5 6 300 6 300 1,2
7215BECBY 75 130 25 72,8 64 5 600 5 600 1,2
– 75 130 25 70,2 60 5 600 5 600 1,2
7315BECBM 75 160 37 132 104 5 300 5 300 3,2
7315BECBP 75 160 37 132 104 5 300 5 300 3,2
7315BECBY 75 160 37 133 106 5 000 5 000 3,2
– 75 160 37 125 98 5 000 5 000 3,2
7315BEGAPH 75 160 37 132 104 5 300 5 300 3,2
7216BECBPH 80 140 26 85 75 5 600 5 600 1,45
7216BECBM 80 140 26 85 75 5 600 5 600 1,45
7216BECBP 80 140 26 85 75 5 600 5 600 1,45
7216BECBY 80 140 26 83,2 73,5 5 300 5 300 1,45
– 80 140 26 80,6 69,5 5 300 5 300 1,45
7216BEGAPH 80 140 26 85 75 5 600 5 600 1,45
7316BECBPH 80 170 39 143 118 5 000 5 000 3,8
7316BECBM 80 170 39 143 118 5 000 5 000 3,8
7316BECBP 80 170 39 143 118 5 000 5 000 3,8
7316BECBY 80 170 39 143 118 4 500 4 500 3,8
– 80 170 39 135 110 4 500 4 800 3,8
– 80 170 39 135 110 4 500 4 500 3,8
7217BECBM 85 150 28 102 90 5 300 5 300 1,85
7217BECBP 85 150 28 102 90 5 300 5 300 1,85
7217BECBY 85 150 28 95,6 83 5 000 5 000 1,85
7317BECBM 85 180 41 156 132 4 800 4 800 4,45
7317BECBP 85 180 41 156 132 4 800 4 800 4,45
7317BECBY 85 180 41 153 132 4 300 4 300 4,45
– 85 180 41 146 122 4 300 4 500 4,45
– 85 180 41 146 122 4 300 4 300 4,45
7317BEGAPH 85 180 41 156 132 4 800 4 800 4,45
7218BECBM 90 160 30 116 104 5 000 5 000 2,3
7218BECBP 90 160 30 116 104 5 000 5 000 2,3
7218BECBY 90 160 30 108 96,5 4 500 4 500 2,3
7318BEGAPH 90 190 43 166 146 4 500 4 500 5,2
7318BECBM 90 190 43 166 146 4 500 4 500 5,2
7318BECBP 90 190 43 166 146 4 500 4 500 5,2
7318BECBY 90 190 43 165 146 4 000 4 000 5,2
– 90 190 43 156 134 4 000 4 300 5,2
– 90 190 43 156 134 4 000 4 000 5,2
7219BECBM 95 170 32 124 108 4 300 4 500 2,7
7219BECBP 95 170 32 129 118 4 800 4 800 2,7
7219BECBY 95 170 32 124 108 4 300 4 300 2,7
7219BEGAPH 95 170 32 129 118 4 800 4 800 2,7
7319BECBM 95 200 45 180 163 4 300 4 300 6,05
7319BECBP 95 200 45 180 163 4 300 4 300 6,05
7319BECBY 95 200 45 190 176 4 300 4 300 6,05
– 95 200 45 168 150 3 800 4 000 6,05
– 95 200 45 168 150 3 800 3 800 6,05
7220BECBM 100 180 34 143 134 4 500 4 500 3,3
7220BECBP 100 180 34 143 134 4 500 4 500 3,3
7220BECBY 100 180 34 135 122 4 000 4 000 3,3
7320BECBM 100 215 47 216 208 4 000 4 000 7,5
7320BECBP 100 215 47 216 208 4 000 4 000 7,5
7320BECBY 100 215 47 203 190 3 600 3 600 7,5
– 100 215 47 203 190 3 600 3 600 7,5
7221BECBM 105 190 36 148 137 3 800 4 000 3,95
7221BECBP 105 190 36 156 150 4 300 4 300 3,95
7321BECBM 105 225 49 216 208 3 800 3 800 8,55
7321BECBP 105 225 49 216 208 3 800 3 800 8,55
– 105 225 49 203 193 3 400 3 400 8,55
7222BECBM 110 200 38 163 156 4 000 4 000 4,6
7222BECBP 110 200 38 170 166 4 000 4 000 4,6
7222BECBY 110 200 38 163 153 3 600 3 600 4,6
7322BECBM 110 240 50 225 224 3 200 3 400 10
7322BECBP 110 240 50 225 224 3 200 3 200 10
7322BECBY 110 240 50 225 224 3 200 3 200 10
– 110 240 50 225 224 3 200 3 400 10
7571BGM 120 180 28 87,1 93 3 800 4 000 2,4
7224BCBM 120 215 40 165 163 3 400 3 600 5,9
7324BCBM 120 260 55 238 250 3 000 3 000 14,5
7226BCBM 130 230 40 186 193 3 200 3 400 6,95
7326BCBM 130 280 58 276 305 2 800 2 800 17
7571BGM 140 210 33 114 129 3 200 3 400 3,85
7228BCBM 140 250 42 199 212 3 000 3 000 8,85
7328BCBM 140 300 62 302 345 2 600 2 600 21,5
7030BGM 150 225 35 133 146 3 000 3 200 4,7
7230BCBM 150 270 45 216 240 2 600 2 800 11,5
7330BCBM 150 320 65 332 390 2 400 2 400 26
7232BCBM 160 290 48 255 300 2 400 2 600 14
7034BGM 170 260 42 172 204 2 600 2 800 7,65
7234BCBM 170 310 52 281 345 2 400 2 400 17,5
7334BCBM 170 360 72 390 490 2 000 2 200 36
7036BGM 180 280 46 195 240 2 400 2 600 10
7236BCBM 180 320 52 291 375 2 200 2 400 18
7336BCBM 180 380 75 410 540 2 000 2 000 42
7038BGM 190 290 46 199 255 2 400 2 400 10,5
7238BCBM 190 340 55 307 405 2 000 2 200 22
7338BCBM 190 400 78 442 600 1 900 2 000 48,5
7040BGM 200 310 51 225 290 2 200 2 200 18
7240BCBM 200 360 58 325 430 2 000 2 000 25
7340BCBM 200 420 80 462 655 1 800 1 800 53
7044BGM 220 340 56 255 355 2 000 2 000 18
7244BCBM 220 400 65 390 560 1 800 1 800 37
7048BGM 240 360 56 260 375 1 800 1 900 19
7248BCBM 240 440 72 364 540 1 600 1 700 49
7052BGM 260 400 65 332 510 1 600 1 700 30
7056BGM 280 420 65 338 540 1 500 1 600 30
7260BCBM 300 540 65 553 930 850 1 300 86,5
7264BCBM 320 580 92 572 1 571 850 1 200 110

Monton bearing  was established in 2001 seated in HangZhou–“Xihu (West Lake) Dis.ent Imperial Capital and Peony Flower City”,we focusing on the bearing field for more than 20 years and we specializing in the development of “High-tech, High precision, Advanced, Non-standard” bearings.Monton’s mission has been and will continue to be to provide customers with complete integrated solutions, including design and development, manufacturing, testing and evaluation, and second-to-none after-sales service.

Monton bearing is mainly engaged in the production of the angular contact ball bearing,High precision crossed roller bearing,Thrust bearing stacks and TC radial bearings,Low temperature,The section ball bearing,Cylindrical roller bearing,Spherical roller bearing,Thrust roller ball bearings and harmonic drives bearing and the customized non-standard bearings.

We made outstanding contributions to the important scientific research projects of many CHINAMFG universities such as ZHangZhoug University, HangZhou University of technology, ZheJiang University of science and technology, ZheJiang Jiaotong University and China University of petroleum and won high praise from users.

We have batch production on high-grade bearing products and components with an inner diameter of 0.6mm to an outer diameter of 5m. Our products have been widely used in Machine tools,Weapons,Oil drilling,Cryogenic pumps, Mining, Metallurgy,Port machinery, Medical treatment,Extruder gearboxes,Cement,Textiles,Industrial robots, Harmonic drives, Paper machinery, Concrete mixers, Rolling mill and national defense industry field.

With advanced production equipment and perfect testing technology, MONTON can guarantee the quality and accuracy of the products we produced. Our technical department can efficiently complete the bearing design according to customer needs, and customers who need non-standard bearings can also enjoy customized services. Our quality system regularly monitors various production facilities and complies with strict quality requirements. All material certificates and certification reports are kept in files. Products are traceable and can be provided on request. Therefore, we are confident to provide the best solutions for global customers.

We are innovative, motivated and courageous to provide our customers with necessary solutions. Our management and employees are always ready to provide professional and personalized services to our customers. In the future, MONTON will adhere to the brand development strategy, strengthen the research and development of high-end products, strive to build a digital factory, and join hands with more partners to work together for a better future!

Company spirit: Honesty, Trustworthiness and Mutual benefit;

Company policy: Quality-oriented;

Company Business philosophy:Honesty;

Company principle: Solve customers problems and maximize customer benefits!

FAQ 
1.Q:Are you a factory or trading company?
A:MONTON Bearing is specialized in manufacturing and exporting bearings.
MONTON Bearing have our own factory and warehouse.

2.Q:Can I get some samples and do you offer the sample free?
A:Yes, sure, we are honored to offer you samples.

3.Q:What is the payment?
A: 30% T/T In Advance, 70% T/T Against Copy Of B/L  
B: 100% L/C At Sight 

4.Q:What is the MOQ for bearing?
A: MOQ is 1 pc.

5.Q:What kind of service you can offer?
A:Technology support;Installation guidance;OEM ect.

6.Q: How long is your delivery time?
A: Generally it is 4-5 days if the goods are in stock. or it is 45 days if the goods are not in
stock, Also it is according to quantity.

7.Q: Can you provide special customization according to the working conditions?
A: Sure, we can design and produce the slewing bearings for different working conditions.

8.Q: How about your guarantee? 
A: We provide lifelong after-sales technical service. 

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Rolling Body: Ball Bearings
The Number of Rows: Single
Outer Dimension: Small (28-55mm)
Material: Bearing Steel
Spherical: Non-Aligning Bearings
Load Direction: Axial Bearing
Samples:
US$ 1/Piece
1 Piece(Min.Order)

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Request Sample

Customization:
Available

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Customized Request

worm gear

Can worm gears be used in precision manufacturing equipment?

Yes, worm gears can be used in precision manufacturing equipment. Here’s a detailed explanation of their use in precision manufacturing:

1. Precision Motion Control: Worm gears can provide precise motion control in manufacturing equipment. Their design allows for high gear ratios, which enables fine adjustments and precise positioning. This is particularly useful in applications where accurate and repeatable movement is required, such as CNC machines, robotic arms, and coordinate measuring machines (CMMs).

2. Load Holding and Backdriving Prevention: Worm gears have a self-locking characteristic, meaning they can hold loads in position without the need for additional brakes or clutches. This feature is advantageous in precision manufacturing equipment where holding a position is critical. The self-locking property also helps prevent backdriving, ensuring stability and accuracy during operation.

3. Compact Design: Worm gears have a compact design, which can be beneficial in space-constrained manufacturing equipment. Their worm and worm wheel configuration allows for a compact footprint, making them suitable for applications where size limitations exist.

4. High Torque Transmission: Worm gears can transmit high torque, making them suitable for heavy-duty precision manufacturing equipment. The meshing of the worm and worm wheel generates a large contact area, enabling efficient power transfer and load handling capabilities.

5. Reduced Noise and Vibration: Worm gears operate with a sliding motion rather than a rolling motion, resulting in reduced noise and vibration levels. This characteristic is advantageous in precision manufacturing equipment, as it helps maintain a quieter working environment and minimizes potential disturbances that could affect the precision of the manufacturing process.

6. Lubrication and Maintenance: Proper lubrication is crucial for the efficient and reliable operation of worm gears in precision manufacturing equipment. Lubricants help reduce friction and wear between the gear teeth, ensuring smooth and accurate motion. Regular maintenance and lubrication schedules should be followed to optimize gear performance and extend their service life.

While worm gears offer several advantages in precision manufacturing equipment, it’s important to consider the specific requirements of the application. Factors such as gear ratio, efficiency, backlash, and operating conditions should be carefully evaluated to ensure that worm gears are the appropriate choice for achieving the desired precision and performance.

Overall, worm gears can be successfully utilized in precision manufacturing equipment, providing precise motion control, load holding capabilities, compactness, and high torque transmission. When properly selected, installed, and maintained, worm gears can contribute to the accuracy, reliability, and efficiency of precision manufacturing processes.

worm gear

How do you retrofit an existing mechanical system with a worm gear?

When retrofitting an existing mechanical system with a worm gear, several considerations need to be taken into account. Here’s a detailed explanation of the retrofitting process:

  1. Evaluate the existing system: Before proceeding with the retrofit, thoroughly assess the existing mechanical system. Understand its design, function, and limitations. Identify the specific reasons for considering a worm gear retrofit, such as the need for increased torque, improved efficiency, or enhanced precision.
  2. Analyze compatibility: Evaluate the compatibility of a worm gear with the existing system. Consider factors such as available space, structural integrity, alignment requirements, and the load-bearing capacity of the system. Ensure that the addition of a worm gear will not compromise the overall performance or safety of the system.
  3. Select the appropriate worm gear: Based on the requirements and constraints of the retrofit, choose a suitable worm gear. Consider factors such as gear ratio, torque capacity, efficiency, backlash, and mounting options. Select a worm gear that matches the specific needs of the retrofit and is compatible with the existing system.
  4. Modify or adapt the system: Depending on the compatibility analysis, it may be necessary to modify or adapt certain components of the existing system to accommodate the worm gear. This can involve making adjustments to shafts, bearings, housings, or other mechanical elements. Ensure that any modifications or adaptations are carried out with precision and adhere to industry standards.
  5. Install the worm gear: Install the selected worm gear into the modified or adapted system. Follow the manufacturer’s instructions and guidelines for proper installation. Pay attention to torque specifications, lubrication requirements, and any specific assembly procedures. Ensure that the worm gear is securely mounted and aligned to minimize misalignment and maximize performance.
  6. Test and optimize: After the installation, thoroughly test the retrofitted system to ensure its functionality and performance. Conduct tests to verify torque transmission, efficiency, backlash, noise levels, and any other relevant parameters. Monitor the system during operation and make any necessary adjustments or optimizations to fine-tune its performance.
  7. Document and maintain: Document the retrofitting process, including any modifications, adjustments, or optimizations made to the existing system. Keep records of installation procedures, test results, and maintenance activities. Regularly inspect and maintain the retrofitted system to ensure its continued performance and reliability.

It’s important to note that retrofitting an existing mechanical system with a worm gear requires expertise in mechanical engineering and an understanding of the specific system requirements. If you lack the necessary knowledge or experience, it is advisable to consult with professionals or engineers specializing in power transmission systems to ensure a successful retrofit.

worm gear

How do you calculate the gear ratio of a worm gear?

Calculating the gear ratio of a worm gear involves determining the number of teeth on the worm wheel and the pitch diameter of both the worm and worm wheel. Here’s the step-by-step process:

  1. Determine the number of teeth on the worm wheel (Zworm wheel). This information can usually be obtained from the gear specifications or by physically counting the teeth.
  2. Measure or determine the pitch diameter of the worm (Dworm) and the worm wheel (Dworm wheel). The pitch diameter is the diameter of the reference circle that corresponds to the pitch of the gear. It can be measured directly or calculated using the formula: Dpitch = (Z / P), where Z is the number of teeth and P is the circular pitch (the distance between corresponding points on adjacent teeth).
  3. Calculate the gear ratio (GR) using the following formula: GR = (Zworm wheel / Zworm) * (Dworm wheel / Dworm).

The gear ratio represents the speed reduction and torque multiplication provided by the worm gear system. A higher gear ratio indicates a greater reduction in speed and higher torque output, while a lower gear ratio results in less speed reduction and lower torque output.

It’s worth noting that in worm gear systems, the gear ratio is also influenced by the helix angle and lead angle of the worm. These angles determine the rate of rotation and axial movement per revolution of the worm. Therefore, when selecting a worm gear, it’s important to consider not only the gear ratio but also the specific design parameters and performance characteristics of the worm and worm wheel.

China Standard 40bnr19xe Angular Contact Ball Bearings 9 Inch Enclosed Housing Slewing Drives Slewing Bearing Worm Gear for Rotary Platform and Timber Garb worm gear winchChina Standard 40bnr19xe Angular Contact Ball Bearings 9 Inch Enclosed Housing Slewing Drives Slewing Bearing Worm Gear for Rotary Platform and Timber Garb worm gear winch
editor by Dream 2024-04-22