CN220910433U - Wear-resisting cycloid gear motor - Google Patents
Wear-resisting cycloid gear motor Download PDFInfo
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- CN220910433U CN220910433U CN202322955927.8U CN202322955927U CN220910433U CN 220910433 U CN220910433 U CN 220910433U CN 202322955927 U CN202322955927 U CN 202322955927U CN 220910433 U CN220910433 U CN 220910433U
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- Prior art keywords
- pin
- cycloidal
- cycloidal gear
- transmission box
- wear
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- 230000009467 reduction Effects 0.000 claims abstract description 31
- 230000005540 biological transmission Effects 0.000 claims abstract description 25
- 239000007788 liquid Substances 0.000 claims abstract description 22
- 238000003860 storage Methods 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims description 5
- 229910000838 Al alloy Inorganic materials 0.000 claims description 3
- 229910000881 Cu alloy Inorganic materials 0.000 claims description 3
- 229910000978 Pb alloy Inorganic materials 0.000 claims description 3
- WIKSRXFQIZQFEH-UHFFFAOYSA-N [Cu].[Pb] Chemical compound [Cu].[Pb] WIKSRXFQIZQFEH-UHFFFAOYSA-N 0.000 claims description 3
- JRBRVDCKNXZZGH-UHFFFAOYSA-N alumane;copper Chemical compound [AlH3].[Cu] JRBRVDCKNXZZGH-UHFFFAOYSA-N 0.000 claims description 3
- -1 aluminum-manganese-copper Chemical compound 0.000 claims description 3
- 239000003921 oil Substances 0.000 abstract description 13
- 230000033001 locomotion Effects 0.000 abstract description 9
- 238000007789 sealing Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 4
- 238000005299 abrasion Methods 0.000 abstract description 2
- 239000010687 lubricating oil Substances 0.000 abstract description 2
- 238000000034 method Methods 0.000 abstract description 2
- 230000008569 process Effects 0.000 abstract description 2
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 239000003638 chemical reducing agent Substances 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 238000005461 lubrication Methods 0.000 description 2
- 239000000956 alloy Substances 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000010724 circulating oil Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a wear-resistant cycloidal reduction motor, which comprises: the motor main body and the speed reducing assembly, the speed reducing assembly comprises a speed reducing transmission box, and cycloidal gears, eccentric shaft pins and pin wheel discs which are arranged in the speed reducing transmission box, the speed reducing transmission box is fixedly arranged on one side of the motor main body, the output end of the motor main body penetrates through the inner side of the speed reducing transmission box and is fixedly sleeved on the surface of the pin wheel discs, cycloidal gear sleeves are fixedly arranged on the inner side of the speed reducing transmission box, and the cycloidal gears are movably sleeved on the inner sides of the cycloidal gear sleeves. According to the utility model, by arranging the oil circulation system, lubricating oil is injected by utilizing the surface sealing shaft cover of the speed reduction transmission box, the cycloidal gears are soaked in the oil, the sliding friction effect between the cycloidal gears and the surfaces of the cycloidal gear sleeves is reduced, circulation movement of liquid flow is realized in the inner part of each pin sleeve slot hole in the movement process by the runner grooves on the surfaces of the cycloidal gears, each contact surface is soaked, the contact friction of pin pins is reduced, and therefore, the abrasion loss is reduced, and the service life is prolonged.
Description
Technical Field
The utility model relates to the technical field of gear motors, in particular to a wear-resistant cycloid gear motor.
Background
A gear motor is a device capable of reducing the output rotation speed of a motor rotating at a high speed. The cycloidal speed reducer is a high-precision and high-efficiency speed reducer, adopts the cycloidal gear transmission principle and can realize stable and mute operation. The cycloidal reducer is widely applied to the fields of mechanical equipment, industrial production lines, automatic production and the like, and can improve the stability and efficiency of the equipment.
The existing cycloidal reducer mainly comprises an input shaft, an output shaft, cycloidal gears, pin gears, cycloidal gear frames and the like, pin gear sleeve holes sleeved on the surfaces of the cycloidal gears by pin gear pins on the surfaces of the pin gears are used for transmission in operation, the transmission is mainly sliding friction, and the friction is large, so that the friction is extremely easy to heat and wear, the service life of a reducing mechanism is low, and certain defects exist. In view of the above, the present invention provides a wear-resistant cycloidal reduction motor, which solves the existing problems and aims to solve the problems and improve the practical value by the technology.
Disclosure of utility model
The present utility model aims to solve one of the technical problems existing in the prior art or related technologies.
The technical scheme adopted by the utility model is as follows: a wear-resistant cycloidal reduction motor comprising: the motor main body and the speed reducing assembly, the speed reducing assembly includes a speed reducing transmission box and cycloidal gears, eccentric shaft pins and pin wheel discs which are positioned in the speed reducing transmission box, the speed reducing transmission box is fixedly installed on one side of the motor main body, the output end of the motor main body penetrates through the inner side of the speed reducing transmission box and is fixedly sleeved on the surface of the pin wheel discs, cycloidal gear sleeves are fixedly installed on the inner side of the speed reducing transmission box, the cycloidal gears are movably sleeved on the inner side of the cycloidal gear sleeves, the pin wheel discs are rotatably sleeved on one ends of the eccentric shaft pins, a plurality of pin pins are arranged on one side of the pin wheel discs, a plurality of pin sleeve slots which are in one-to-one correspondence with the pin pins are formed in the surface of the cycloidal gears, the cycloidal gears are rotatably sleeved on the outer side of the eccentric shaft pins, a sealing shaft cover is arranged on one side of the speed reducing transmission box, and a plurality of liquid exchanging holes are formed in the surface of the speed reducing transmission box.
The present utility model may be further configured in a preferred example to: the cycloidal gear is characterized in that a plurality of convex teeth are arranged on the outer side of the cycloidal gear, a plurality of tooth grooves are arranged on the inner side of the cycloidal gear sleeve, the surfaces of the convex teeth and the tooth grooves are in arc smooth structures, and the number of the tooth grooves is more than that of the convex teeth.
The present utility model may be further configured in a preferred example to: the outer side of the eccentric shaft pin is fixedly sleeved with an eccentric rotating wheel, the cycloid wheel is rotatably sleeved on the outer side of the eccentric rotating wheel, the circle center of the cycloid wheel deviates from the circle center axis of the eccentric shaft pin, and the circle centers of the motor main body, the eccentric shaft pin and the needle wheel disk are positioned on the same axis.
The present utility model may be further configured in a preferred example to: the port of the liquid exchange hole is communicated with an external oil liquid storage tank and a circulating pump, and a refrigerating assembly for cooling oil liquid is arranged in the external oil liquid storage tank.
The present utility model may be further configured in a preferred example to: the diameter of the needle sleeve slot hole is larger than that of the needle pin, a tile sleeve is fixedly sleeved on the outer side of the needle pin, and the tile sleeve is one of aluminum-manganese-copper alloy, copper-aluminum alloy or copper-lead alloy.
The present utility model may be further configured in a preferred example to: the runner groove comprises a radial runner communicated with the inner hole of the cycloid gear and a circumferential runner communicated with each needle sleeve groove hole, and one end of the radial runner is communicated with the circumferential runner.
The beneficial effects obtained by the utility model are as follows:
1. According to the utility model, by arranging the oil circulation system, lubricating oil is injected by utilizing the surface sealing shaft cover of the speed reduction transmission box, the cycloidal gears are soaked in the oil, the sliding friction effect between the cycloidal gears and the surfaces of the cycloidal gear sleeves is reduced, circulation movement of liquid flow is realized in the inner part of each pin sleeve slot hole in the movement process by the runner grooves on the surfaces of the cycloidal gears, each contact surface is soaked, the contact friction of pin pins is reduced, and therefore, the abrasion loss is reduced, and the service life is prolonged.
2. According to the utility model, lubrication oil is adopted for infiltration type lubrication, and liquid flow is pushed to move in a manner of summarizing relative movement of the cycloidal gear and the pin wheel disc, so that an external oil cooling assembly can be connected through a sealing shaft cover, liquid cooling of the whole speed reduction assembly is realized, the flowing liquid flow heat exchange effect is remarkably improved, and damage to a sealing element caused by high friction temperature of a moving part is avoided.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present utility model;
FIG. 2 is an exploded view of a reduction assembly according to one embodiment of the present utility model;
FIG. 3 is a schematic view of a cycloidal gear and reduction gearbox according to one embodiment of the present utility model;
fig. 4 is a schematic view showing a rear structure of a cycloidal gear according to an embodiment of the present utility model.
Reference numerals:
100. A motor main body; 200. a deceleration assembly; 210. a reduction transmission box; 220. cycloidal gears; 230. eccentric shaft pin; 240. a needle wheel disc; 250. cycloidal tooth sleeve; 211. sealing the shaft cover; 212. a liquid exchange hole; 221. a needle sleeve slot; 222. a flow channel groove; 241. a pin; 242. and (5) a tile sleeve.
Detailed Description
The objects, technical solutions and advantages of the present utility model will become more apparent by the following detailed description of the present utility model with reference to the accompanying drawings. It should be noted that, without conflict, the embodiments of the present utility model and features in the embodiments may be combined with each other.
A wear-resistant cycloidal reduction motor according to some embodiments of the present utility model is described below with reference to the accompanying drawings.
Referring to fig. 1 to 4, the wear-resistant cycloidal gear motor provided by the present utility model includes: the motor main body 100 and the speed reduction assembly 200, the speed reduction assembly 200 includes the speed reduction box 210 and is located the inside cycloidal gear 220 of speed reduction box 210, eccentric pin 230 and needle wheel dish 240, speed reduction box 210 fixed mounting is in one side of motor main body 100, the output of motor main body 100 runs through to the inboard of speed reduction box 210 and fixed cup joint in the surface of needle wheel dish 240, the inboard fixed mounting of speed reduction box 210 has cycloidal gear cover 250, cycloidal gear 220 activity cup joints in the inboard of cycloidal gear cover 250, needle wheel dish 240 rotates cup joints in the one end of eccentric pin 230, and one side of needle wheel dish 240 is equipped with a plurality of needle round pin 241, the surface of cycloidal gear 220 is equipped with a plurality of needle cover slotted holes 221 that correspond with needle round pin 241 one-to-one, one side of cycloidal gear 220 is equipped with the runner groove 222 that is linked together with each needle cover slotted hole 221, cycloidal gear 220 rotates cup joint in the outside of eccentric pin 230, one side of speed reduction box 210 is equipped with sealed shaft cap 211, the surface of speed reduction box 210 is equipped with a plurality of liquid change holes 212.
In this embodiment, the outer side of the cycloidal gear 220 is provided with a plurality of convex teeth, the inner side of the cycloidal gear sleeve 250 is provided with a plurality of tooth grooves, the surfaces of the convex teeth and the tooth grooves are in a circular arc smooth surface structure, and the number of the tooth grooves is greater than that of the convex teeth.
In this embodiment, the outer side of the eccentric shaft pin 230 is fixedly sleeved with an eccentric rotating wheel, the cycloid gear 220 is rotatably sleeved on the outer side of the eccentric rotating wheel, the circle center of the cycloid gear 220 is deviated from the circle center axis of the eccentric shaft pin 230, and the circle centers of the motor main body 100, the eccentric shaft pin 230 and the pin wheel disk 240 are located on the same axis.
Specifically, the eccentric shaft pin 230 is driven to rotate by the motor main body 100, so that the cycloid gear 220 performs eccentric motion on the inner side of the cycloid gear sleeve 250, and kinetic energy is output through the transmission of the cycloid gear 220 and the pin wheel disc 240, so that the reduction transmission is formed.
In this embodiment, the port of the liquid exchange hole 212 is communicated with an external oil liquid storage tank and a circulating pump, and a refrigeration component for cooling oil liquid is arranged in the external oil liquid storage tank.
Specifically, the internal structure of the speed reduction assembly 200 is subjected to heat exchange and temperature reduction through circulating oil, so that the problem of increased thermal expansion friction of the assembly caused by overhigh temperature is avoided due to the fact that the assembly is kept at low temperature.
In this embodiment, the diameter of the needle sleeve hole 221 is larger than that of the needle pin 241, and the outer side of the needle pin 241 is fixedly sleeved with a tile sleeve 242, and the tile sleeve 242 is one of aluminum-manganese-copper alloy, copper-aluminum alloy or copper-lead alloy.
Specifically, the tile sleeve 242 is used for carrying out wear-resistant protection on the needle pin 241, and the high-strength alloy materials have good wear resistance, corrosion resistance and fatigue resistance and can effectively protect the inner walls of the needle pin 241 and the needle sleeve slot 221 from being damaged.
In this embodiment, the flow channel groove 222 includes a radial flow channel communicating with the inner bore of the cycloid gear 220 and a circumferential flow channel communicating with each of the sleeve groove holes 221, one end of the radial flow channel communicating with the circumferential flow channel.
Specifically, the radial flow channel is used for guiding the lubricating liquid into the movement gap between the eccentric shaft pin 230 and the cycloid gear 220, so that the movement friction of the eccentric shaft pin 230 on the cycloid gear 220 is reduced, and the oil liquid in each needle sleeve slot 221 is replaced by convection movement through the circumferential flow channel.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the spirit and scope of the utility model as defined by the appended claims and their equivalents.
Claims (6)
1. A wear-resistant cycloidal reduction motor, comprising: the motor main body (100) and the speed reduction assembly (200), the speed reduction assembly (200) comprises a speed reduction transmission box (210) and a cycloidal gear (220), an eccentric shaft pin (230) and a pin wheel disc (240) which are positioned in the speed reduction transmission box (210), the speed reduction transmission box (210) is fixedly installed on one side of the motor main body (100), an output end of the motor main body (100) penetrates through the inner side of the speed reduction transmission box (210) and is fixedly sleeved on the surface of the pin wheel disc (240), a cycloidal gear sleeve (250) is fixedly installed on the inner side of the speed reduction transmission box (210), the cycloidal gear (220) is movably sleeved on the inner side of the cycloidal gear sleeve (250), the pin wheel disc (240) is rotatably sleeved on one end of the eccentric shaft pin (230), a plurality of pin pins (241) are arranged on one side of the pin wheel disc (240), a plurality of pin sleeves (221) which are in one-to-one correspondence with the pin pins (241) are arranged on one side of the cycloidal gear (220), a runner (221) which is communicated with each pin sleeve (221), a plurality of groove holes (222) are formed in one side of the cycloidal gear (220) and a plurality of the pin shaft pin shafts (210) are rotatably sleeved on one side of the pin disc (240).
2. The wear-resistant cycloidal gear motor according to claim 1, wherein a plurality of convex teeth are arranged on the outer side of the cycloidal gear (220), a plurality of tooth grooves are arranged on the inner side of the cycloidal gear sleeve (250), the surfaces of the convex teeth and the tooth grooves are in arc smooth structures, and the number of the tooth grooves is more than that of the convex teeth.
3. The wear-resistant cycloidal gear motor according to claim 1, wherein the outer side of the eccentric shaft pin (230) is fixedly sleeved with an eccentric rotating wheel, the cycloidal gear (220) is rotatably sleeved on the outer side of the eccentric rotating wheel, the circle center of the cycloidal gear (220) is deviated from the circle center axis of the eccentric shaft pin (230), and the circle centers of the motor main body (100), the eccentric shaft pin (230) and the pin wheel disc (240) are located on the same axis.
4. The wear-resistant cycloidal gear motor according to claim 1, wherein the port of the liquid exchanging hole (212) is communicated with an external oil liquid storage tank and a circulating pump, and a refrigerating assembly for cooling oil liquid is arranged in the external oil liquid storage tank.
5. The wear-resistant cycloidal gear motor according to claim 1, wherein the diameter of the needle sleeve slot hole (221) is larger than the diameter of the needle pin (241), a tile sleeve (242) is fixedly sleeved on the outer side of the needle pin (241), and the tile sleeve (242) is one of aluminum-manganese-copper alloy, copper-aluminum alloy or copper-lead alloy.
6. The wear-resistant cycloidal reduction motor according to claim 1, wherein the runner grooves (222) include radial runners communicating with the inner bores of the cycloidal gears (220) and circumferential runners communicating with the respective sleeve slots (221), one end of the radial runners communicating with the circumferential runners.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322955927.8U CN220910433U (en) | 2023-11-02 | 2023-11-02 | Wear-resisting cycloid gear motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322955927.8U CN220910433U (en) | 2023-11-02 | 2023-11-02 | Wear-resisting cycloid gear motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220910433U true CN220910433U (en) | 2024-05-07 |
Family
ID=90907523
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322955927.8U Active CN220910433U (en) | 2023-11-02 | 2023-11-02 | Wear-resisting cycloid gear motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220910433U (en) |
-
2023
- 2023-11-02 CN CN202322955927.8U patent/CN220910433U/en active Active
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