CN220964554U - Air-cooled harmonic gear motor - Google Patents
Air-cooled harmonic gear motor Download PDFInfo
- Publication number
- CN220964554U CN220964554U CN202322278418.6U CN202322278418U CN220964554U CN 220964554 U CN220964554 U CN 220964554U CN 202322278418 U CN202322278418 U CN 202322278418U CN 220964554 U CN220964554 U CN 220964554U
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- motor
- air
- cooled
- motor housing
- casing
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- 230000005540 biological transmission Effects 0.000 claims abstract description 4
- 239000000919 ceramic Substances 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 229920000515 polycarbonate Polymers 0.000 claims description 4
- 239000004417 polycarbonate Substances 0.000 claims description 4
- 239000004642 Polyimide Substances 0.000 claims description 3
- 229920001721 polyimide Polymers 0.000 claims description 3
- -1 polytetrafluoroethylene Polymers 0.000 claims description 3
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 3
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 claims description 3
- 238000001816 cooling Methods 0.000 abstract description 5
- 230000033001 locomotion Effects 0.000 abstract description 3
- 230000000712 assembly Effects 0.000 abstract description 2
- 238000000429 assembly Methods 0.000 abstract description 2
- 239000003638 chemical reducing agent Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000017525 heat dissipation Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 230000020169 heat generation Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000010687 lubricating oil Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The utility model discloses an air-cooled harmonic speed reducing motor, which comprises: motor casing, reducing gear assembly and fan impeller, motor casing's inboard fixed mounting has the motor main part, and reducing gear assembly fixed mounting is in motor casing's one end and is connected with motor main part's output transmission, and fan impeller is fixed to be cup jointed in motor main part's output and be located motor casing's inside, and motor casing's surface is equipped with the air outlet, and reducing gear assembly includes rigid disk, impeller, flexbile gear and fixed mounting in the casing of rigid disk one side. According to the utility model, the air-cooled cooling structure is arranged, the speed reduction assembly structure with the whole hollow structure is adopted, the air flow introduced by the high-speed rotary motion of the driving fan impeller in the operation of the motor main body moves from one side of the speed reduction assembly to pass through all assemblies in the speed reduction assembly and then is guided to the surface of the motor main body and is led out from the air outlet, so that the air-cooled cooling of the speed reduction assembly and the motor main body is realized, and the continuous and efficient operation of the speed reduction assembly and the motor main body is ensured.
Description
Technical Field
The utility model relates to the technical field of gear motors, in particular to an air-cooled harmonic gear motor.
Background
Friction and resistance are generated when the motor works, and the energy is converted into heat energy, so that the motor heats. In addition, if the motor load is excessive or the heat dissipation inside the motor is poor, the motor may also be heated. Friction and heat are generated during operation of the speed reducer, and the heat is converted into heat energy, so that the speed reducer heats. In addition, if the load of the decelerator is excessive or the internal heat dissipation is poor, the decelerator may also be heated. Aiming at the heat dissipation problem of the speed reduction motor, the prior art generally only considers the heat dissipation of the motor part, and ignores the heat generated by the internal friction of the speed reduction part. The inside high specific heat capacity that mainly passes through liquid flows such as lubricating liquid of reducing gear carries out the heat and absorbs, and this kind of cooling mode can't last effect, and continuous high temperature easily leads to the rotten of lubricating oil, and the theory of operation of harmonic reducer realizes the speed reduction effect through the friction of flexbile gear and impeller in addition. If lubricating oil is filled in the internal part, friction between the flexible gear and the impeller can be reduced, and even a slipping phenomenon occurs, so that the normal operation of the harmonic reducer is affected. In view of the above, the present invention provides an air-cooled harmonic speed 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: an air-cooled harmonic speed reduction motor comprising: motor housing, reducing gear and fan impeller, motor housing's inboard fixed mounting has the motor main part, reducing gear fixed mounting is in motor housing's one end and with motor main part's output transmission connection, fan impeller is fixed cup joints in motor main part's output and is located motor housing's inside, motor housing's surface is equipped with the air outlet, reducing gear includes rigid disk, impeller, flexbile gear and fixed mounting in the casing of rigid disk one side, one side fixed mounting of flexbile gear has the rim plate seat that is located the casing inboard, one side fixedly connected with of rim plate seat runs through to the output shaft in the casing outside, rigid disk, casing and rim plate seat surface all are equipped with fretwork decorative pattern structure, the one end of impeller is equipped with the ring flange of being connected with motor main part output, the impeller cup joints in the inboard of flexbile gear.
The present utility model may be further configured in a preferred example to: the motor main body is of a brushless motor structure, the air outlet penetrates through the surface of the motor shell and is positioned at the periphery of the fan impeller, and the fan impeller is of a centrifugal fan blade structure.
The present utility model may be further configured in a preferred example to: the motor shell is a metal or ceramic member, and the outer side of the motor body is provided with a heat conduction patch attached to the inner side of the motor shell.
The present utility model may be further configured in a preferred example to: the hollowed-out pattern structure is in a shape of a plurality of round or oval through holes, and the rigid wheel disc, the shell and the wheel disc seat are made of polycarbonate.
The present utility model may be further configured in a preferred example to: the number of the shaft pins and the wheel supporting sleeves is two, the two groups of the shaft pins and the wheel supporting sleeves are symmetrically arranged on two sides of the pulsator respectively, the outer surface of the wheel supporting sleeve is in sliding abutting connection with the inner side of the flexible wheel, and a plurality of rolling shafts positioned on the periphery of the shaft pins are arranged on the inner side of the wheel supporting sleeve.
The present utility model may be further configured in a preferred example to: the wheel supporting sleeve is made of one of polyimide or polytetrafluoroethylene materials and is of a cylindrical structure.
The beneficial effects obtained by the utility model are as follows:
1. According to the utility model, the air-cooled cooling structure is arranged, the speed reduction assembly structure with the whole hollow structure is adopted, the air flow introduced by the high-speed rotary motion of the driving fan impeller in the operation of the motor main body moves from one side of the speed reduction assembly to pass through all assemblies in the speed reduction assembly and then is guided to the surface of the motor main body and is led out from the air outlet, so that the air-cooled cooling of the speed reduction assembly and the motor main body is realized, and the continuous and efficient operation of the speed reduction assembly and the motor main body is ensured.
2. According to the utility model, by arranging the novel pulsator structure, the wheel supporting sleeves freely rotate from the two ends of the pulsator and contact and slide with the inner side of the flexible wheel, so that the sliding friction is reduced, the heat generation is reduced, the hollow wheel disc seat also has certain flexible deformation capability, the friction effect between the wheel disc seat and the inner side of the shell can be effectively reduced, and the heat productivity is further reduced.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present utility model;
FIG. 2 is a schematic view showing an internal structure of a motor housing according to an embodiment of the present utility model;
FIG. 3 is an exploded view of a reduction assembly according to one embodiment of the present utility model;
FIG. 4 is a schematic view of a flexible gear mounting structure according to an embodiment of the present utility model;
Fig. 5 is an exploded view of an impeller according to an embodiment of the present utility model.
Reference numerals:
100. a motor housing; 110. a motor main body; 120. an air outlet;
200. A deceleration assembly; 210. a rigid wheel disc; 220. a housing; 230. a pulsator; 240. a flexible wheel; 231. a shaft pin; 232. a wheel supporting sleeve; 241. a wheel disc seat; 242. an output shaft; 300. a fan impeller.
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.
An air-cooled harmonic speed reduction motor according to some embodiments of the present utility model is described below with reference to the accompanying drawings.
1-5, The air-cooled harmonic speed reducing motor provided by the utility model comprises: the motor casing 100, the reducing assembly 200 and the fan impeller 300, motor casing 100's inboard fixed mounting has motor main part 110, reducing assembly 200 fixed mounting is in motor casing 100's one end and with motor main part 110's output transmission connection, fan impeller 300 is fixed cup joints in motor main part 110's output and is located motor casing 100's inside, motor casing 100's surface is equipped with air outlet 120, reducing assembly 200 includes just rim plate 210, impeller 230, flexbile gear 240 and fixed mounting in just rim plate 210 one side's casing 220, flexbile gear 240's one side fixed mounting has the rim plate seat 241 that is located casing 220 inboard, rim plate seat 241's one side fixedly connected with runs through the output shaft 242 to the casing 220 outside, just rim plate 210, casing 220 and rim plate seat 241 surface all are equipped with the fretwork pattern structure, impeller 230's one end is equipped with the ring flange of being connected with motor main part 110 output, impeller 230 rotates cup joints in flexbile gear 240's inboard.
In this embodiment, the motor main body 110 is of a brushless motor structure, the air outlet 120 penetrates through the surface of the motor housing 100 and is located at the periphery of the fan impeller 300, and the fan impeller 300 is of a centrifugal fan blade structure.
In this embodiment, the motor housing 100 is a metal or ceramic member, and the outer side of the motor main body 110 is provided with a heat conducting patch attached to the inner side of the motor housing 100.
Specifically, the high thermal conductivity of metal or ceramic is utilized to rapidly dissipate heat, and the heat-conducting patch can be one of a 3M8810 heat-conducting patch, a BergquistGapPad R heat-conducting patch, a LairdTflexHD110 heat-conducting patch, a FujipolySARCONXR-M heat-conducting patch or a HenkelBergquistLiqui-FormTLF7000 heat-conducting patch, so that the heat-conducting effect between the motor housing 100 and the motor body 110 is improved, and the working heat of the motor body 110 is rapidly dissipated through the motor housing 100.
In this embodiment, the hollowed-out pattern structure is a plurality of circular or oval through holes, and the rigid wheel 210, the housing 220 and the wheel base 241 are made of polycarbonate.
Specifically, the structural strength of the rigid wheel disc 210, the shell 220 and the wheel disc seat 241 is guaranteed through the high strength, high toughness, heat resistance and chemical corrosion resistance of polycarbonate, and after a large number of hollowed-out patterns are formed on the rigid wheel disc, the flexibility of the wheel disc seat 241 is increased to perform certain deformation movement with the flexible wheel 240, the friction between the flexible wheel 240 and the shell 220 is reduced, and the heat generation is reduced.
In this embodiment, the number of the shaft pins 231 and the wheel supporting sleeves 232 is two, the two groups of the shaft pins 231 and the wheel supporting sleeves 232 are symmetrically arranged at two sides of the pulsator 230 respectively, the outer surface of the wheel supporting sleeve 232 is in sliding contact with the inner side of the flexible wheel 240, and a plurality of rollers positioned at the periphery of the shaft pins 231 are arranged at the inner side of the wheel supporting sleeve 232.
Further, the wheel supporting sleeve 232 is made of one of polyimide or polytetrafluoroethylene, and the wheel supporting sleeve 232 has a cylindrical structure.
Specifically, the sliding friction is changed into rolling friction by the rotation of the shaft pin 231 and the abutting wheel sleeve 232, so that the contact friction between the pulsator 230 and the flexspline 240 is reduced.
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. An air-cooled harmonic speed reduction motor, comprising: motor housing (100), reducing gear assembly (200) and fan impeller (300), motor housing (100) inboard fixed mounting has motor body (110), reducing gear assembly (200) fixed mounting is in motor housing (100) one end and with motor body (110) output transmission connection, fan impeller (300) are fixed cup joints in motor housing (110) output and are located motor housing (100) inside, motor housing (100) surface is equipped with air outlet (120), reducing gear assembly (200) include rigid disk (210), impeller (230), flexbile gear (240) and fixed mounting in rigid disk (210) one side casing (220), one side fixed mounting of flexbile gear (240) has rim plate seat (241) that is located casing (220) inboard, one side fixedly connected with of rim plate seat (241) runs through output shaft (242) to casing (220) outside, rigid disk (210), casing (220) and rim plate seat (241) surface all are equipped with fretwork pattern structure, motor housing (230) one end inboard is equipped with and is connected in flange (240) of rigid disk (210) output, flexbile gear (230) of flexbile gear (240).
2. An air-cooled harmonic speed reduction motor according to claim 1, wherein the motor main body (110) is of a brushless motor structure, the air outlet (120) penetrates through the surface of the motor housing (100) and is located at the periphery of the fan impeller (300), and the fan impeller (300) is of a centrifugal fan blade structure.
3. An air-cooled harmonic speed reducing motor according to claim 1, wherein the motor housing (100) is a metal or ceramic member, and a heat conducting patch attached to the inner side of the motor housing (100) is provided on the outer side of the motor main body (110).
4. An air-cooled harmonic speed reducing motor according to claim 1, wherein the hollowed pattern structure is in a shape of a plurality of circular or oval through holes, and the rigid wheel disc (210), the shell (220) and the wheel disc seat (241) are made of polycarbonate.
5. An air-cooled harmonic speed reducing motor according to claim 1, wherein the number of the shaft pins (231) and the wheel supporting sleeves (232) is two, the two groups of the shaft pins (231) and the wheel supporting sleeves (232) are symmetrically arranged on two sides of the impeller (230) respectively, the outer surface of the wheel supporting sleeve (232) is in sliding abutting connection with the inner side of the flexible wheel (240), and a plurality of rolling shafts positioned on the periphery of the shaft pins (231) are arranged on the inner side of the wheel supporting sleeves (232).
6. An air-cooled harmonic speed reducing motor according to claim 5, wherein the wheel supporting sleeve (232) is made of one of polyimide or polytetrafluoroethylene, and the wheel supporting sleeve (232) is in a cylindrical structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322278418.6U CN220964554U (en) | 2023-08-24 | 2023-08-24 | Air-cooled harmonic gear motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322278418.6U CN220964554U (en) | 2023-08-24 | 2023-08-24 | Air-cooled harmonic gear motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220964554U true CN220964554U (en) | 2024-05-14 |
Family
ID=91012678
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322278418.6U Active CN220964554U (en) | 2023-08-24 | 2023-08-24 | Air-cooled harmonic gear motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220964554U (en) |
-
2023
- 2023-08-24 CN CN202322278418.6U patent/CN220964554U/en active Active
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