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TPU enveloping reducer
TPU enveloping gear reducer TPU planar enveloping worm gear reducer can be widely used in various transmission machinery for deceleration transmission
Product details
TP type planar quadratic enveloping toroidal worm gearspeed reducer(JB/T9051-1991) is a planar secondary enveloping worm drive. Center distance: 100, 125, 160, 200, 250, 315, 400, 500. Speed ratios: 10, 12.5, 16, 20, 25, 31.5, 40, 50, 60. Planar enveloping torusWorm reducerIt is an emerging transmission device with high load-bearing capacity, high transmission efficiency, compact and reasonable structure. This type of reducer can be widely used in various transmission machinery, such as metallurgy, mining, lifting, chemical, construction, rubber, shipbuilding and other industries, as well as other mechanical equipment. It is suitable for working environments with temperatures ranging from -40 ℃ to+40 ℃, input shaft speed not exceeding 1500 revolutions per minute, and worm shaft can rotate in both directions. This reducer is designed in accordance with the mechanical industry standard JB/T9051-1999 "Flat" of the People's Republic of ChinaSecondary enveloping gearbox》Design and manufacture.

Model and Marking Example
Model 1

2 Marking Examples
The worm gear is located below the worm wheel, with a center distance of 200mm and a nominal transmission ratio of 10. The second assembly type has a flat surface cooled by a fan
Secondary enveloping toroidal worm gear reducer:
Reducer TPU200-10-2F JB/T 9051-1999
Center distance a (mm)
| model | Center distance a | |||||||||||||
| TPG | The first series | 80 | 100 | — | — | — | — | — | — | — | — | — | — | — |
| Second Series | — | — | — | — | — | — | — | — | — | — | — | — | — | |
| TPU | The first series | 125 | — | 160 | — | 200 | — | 250 | — | 315 | — | 400 | — | 500 |
| Second Series | — | 140 | — | 180 | — | 224 | — | 280 | — | 355 | — | 450 | — | |
| TPS | The first series | 125 | — | 160 | — | 200 | — | 250 | — | 315 | — | 400 | — | 500 |
| Second Series | — | 140 | — | 180 | — | 224 | — | 280 | — | 355 | — | 450 | — | |
| TPA | The first series | 125 | — | 160 | — | 200 | — | 250 | — | 315 | — | 400 | — | 500 |
| Second Series | — | 140 | — | 180 | — | 224 | — | 280 | — | 355 | — | 450 | — | |
Note: The first series is preferred, and the center distance of the second series in the table only indicates the type specifications.
The nominal transmission ratio i of the reducer
| tpuSecondary enveloping gearboxmodel | TPG TPU TPS TPA | ||||||||
| Nominal transmission ratio i | 10 | 12.5 | 16 | 20 | 25 | 31.5 | 40 | 50 | 63 |
The direction of the worm spiral is right-handed
| model | a | B | B1 | B2 | C | C1 | H | H1 | h | L | L1 | L2 | L3 | L4 | L5 | l | l1 | d | d1 | d2 | b | b1 | t | t1 | F | Mass (kg) |
| TPU125 | 125 | 300 | 300 | 70 | 250 | 250 | 125 | 422 | 30 | 307 | 320 | 185 | 280 | 217 | 175 | 82 | 140 | 40 | 70 | 80 | 12 | 20 | 43 | 74.5 | 19 | 157 |
| TPU160 | 160 | 380 | 375 | 100 | 320 | 310 | 160 | 540 | 40 | 375 | 375 | 210 | 360 | 280 | 190 | 82 | 170 | 50 | 85 | 95 | 14 | 25 | 53.5 | 90 | 24 | 258 |
| TPU200 | 200 | 450 | 450 | 125 | 370 | 370 | 200 | 650 | 40 | 420 | 400 | 235 | 435 | 345 | 225 | 82 | 170 | 55 | 95 | 110 | 16 | 28 | 59 | 101 | 28 | 475 |
| TPU250 | 250 | 600 | 550 | 150 | 500 | 450 | 225 | 820 | 50 | 530 | 495 | 290 | 520 | 408 | 270 | 105 | 210 | 65 | 120 | 140 | 18 | 32 | 69 | 127 | 35 | 800 |
| TPU315 | 315 | 720 | 590 | 120 | 630 | 500 | 280 | 990 | 65 | 630 | 600 | 360 | 605 | 492 | 345 | 130 | 250 | 80 | 140 | 160 | 22 | 36 | 85 | 148 | 39 | 1100 |
| TPU400 | 400 | 850 | 720 | 160 | 750 | 620 | 320 | 1200 | 75 | 720 | 720 | 425 | 692 | 540 | 405 | 165 | 300 | 100 | 180 | 200 | 28 | 45 | 106 | 190 | 48 | 2150 |
| TPU500 | 500 | 1060 | 900 | 200 | 920 | 760 | 400 | 1490 | 90 | 850 | 840 | 495 | 845 | 680 | 488 | 165 | 350 | 110 | 200 | 240 | 32 | 45 | 117 | 210 | 56 | 3600 |
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