CN220168518U - Gear transmission structure for speed reducer - Google Patents
Gear transmission structure for speed reducer Download PDFInfo
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- CN220168518U CN220168518U CN202321966495.4U CN202321966495U CN220168518U CN 220168518 U CN220168518 U CN 220168518U CN 202321966495 U CN202321966495 U CN 202321966495U CN 220168518 U CN220168518 U CN 220168518U
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- shell
- fixedly connected
- wall
- gear
- speed reducer
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 30
- 239000003638 chemical reducing agent Substances 0.000 title claims abstract description 21
- 230000008878 coupling Effects 0.000 claims description 9
- 238000010168 coupling process Methods 0.000 claims description 9
- 238000005859 coupling reaction Methods 0.000 claims description 9
- 230000017525 heat dissipation Effects 0.000 claims description 5
- 239000002245 particle Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 11
- 230000007246 mechanism Effects 0.000 abstract description 8
- 230000002035 prolonged effect Effects 0.000 description 5
- 238000005299 abrasion Methods 0.000 description 4
- 230000003139 buffering effect Effects 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000009347 mechanical transmission Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
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Abstract
The utility model discloses a gear transmission structure for a speed reducer, which relates to the technical field of gear transmission and comprises a shell, wherein a speed reducing mechanism is arranged in the shell and comprises a servo motor fixed on the inner wall of the shell, and the output shaft end of the servo motor is fixedly connected with a first sun gear. According to the utility model, the shell and the speed reducing mechanism are matched with each other, the first sun wheel is driven to rotate when the servo motor is started, then the first three planetary gears and the connecting component are driven to rotate to perform primary speed reducing operation, the connecting component drives the second sun wheel to rotate, the second sun wheel rotates to enable the second three planetary gears and the connecting plate to rotate, the effect of secondary speed reduction is achieved, and finally the output rod is driven to rotate through the connecting plate, so that the effect of secondary speed reduction on the output rod is achieved.
Description
Technical Field
The utility model relates to the technical field of gear transmission, in particular to a gear transmission structure for a speed reducer.
Background
Gear transmission is one of the most widely used forms of transmission in mechanical transmission.
Gear reducers are generally used for low-rotation-speed high-torque transmission equipment, and with the continuous development of the reducer industry, more and more enterprises apply the reducers.
The prior gear transmission structure for the speed reducer refers to a patent document CN217002921U, and the device proposed by the patent document can improve the stability of the planet gears, but the device can be found when in use, because only one group of gear transmission speed reducing mechanisms are arranged, the working frequency of the gears is higher, the gears can be easily worn and damaged, and the service life of the device is influenced; therefore, we provide a gear transmission structure for a speed reducer to solve the above problems.
Disclosure of Invention
The utility model aims to make up the defects of the prior art, and provides a gear transmission structure for a speed reducer, which adopts two groups of gear transmission structures to mutually cooperate, improves the speed reduction effect, has a more compact structure, can effectively reduce the working frequency of gears, and prolongs the service life.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a gear drive structure for speed reducer, includes the shell, the inside of shell is equipped with reduction gears, reduction gears is including fixing the servo motor at the shell inner wall, servo motor's output axle head fixedly connected with sun gear one, the inside of shell is equipped with coupling assembling and connecting plate, the inner wall of the three hole of coupling assembling all rotates and is connected with planet wheel one, the inner wall of the three hole of connecting plate all rotates and is connected with planet wheel two, the inner wall fixedly connected with ring gear one of shell and ring gear two, three planet wheel one meshes with sun gear one and ring gear one respectively, coupling assembling's pivot end fixedly connected with sun gear two, three planet wheel two meshes with sun gear two and ring gear two respectively, the surface fixedly connected with output rod of connecting plate.
Further, the bottom surface fixedly connected with base of shell, four corners of base all install the screw, can install the device in suitable position through setting up base and screw, conveniently carry out the deceleration to other devices.
Further, the bottom surface fixedly connected with slipmat of base, slipmat's bottom surface evenly distributed has the slipgranule, can play the effect of buffering vibrations through setting up the slipmat, makes the device more stable when carrying out the deceleration operation.
Further, a plurality of cooling ports are formed in the back of the shell, the cooling ports are formed in a circumferential arrangement, the rate of air exchange between the inside and the outside of the shell can be guaranteed through the cooling ports, and the heat dissipation of the inside of the shell is facilitated.
Further, the inner wall fixedly connected with support of shell, the surface of support with servo motor's surface fixed connection can consolidate servo motor through setting up the support, makes servo motor more stable in the during operation.
Further, the first bearing is fixedly connected to the inner wall of the hole in the side face of the shell, the inner wall of the first bearing is fixedly connected with the outer surface of the output rod, friction force and abrasion rate between the output rod and the shell can be effectively reduced through the first bearing, and the service life of the device is effectively prolonged.
Further, the prefabricated gusset plate of inner wall fixedly connected with of shell, the inner wall fixedly connected with bearing two of prefabricated gusset plate, the inner wall of bearing two with the surface fixed connection of output pole can enough support the output pole through setting up prefabricated gusset plate and bearing two, makes output pole pivoted more stable, can reduce the wearing and tearing rate again, makes output pole more smooth in the pivoted, facilitates the work of using the device to reduce speed.
Compared with the prior art, the gear transmission structure for the speed reducer has the following beneficial effects:
1. according to the utility model, the shell and the speed reducing mechanism are matched with each other, the first sun wheel is driven to rotate when the servo motor is started, then the first three planetary gears and the connecting component are driven to rotate to perform primary speed reducing operation, the connecting component drives the second sun wheel to rotate, the second sun wheel rotates to enable the second three planetary gears and the connecting plate to rotate, the effect of secondary speed reduction is achieved, and finally the output rod is driven to rotate through the connecting plate, so that the effect of secondary speed reduction on the output rod is achieved.
2. According to the utility model, the device can be installed at a proper position through the arrangement of the base and the screw, the speed reduction work of other devices is facilitated, the effect of buffering vibration can be achieved through the arrangement of the anti-slip pad, the device is more stable when the speed reduction work is carried out, the speed of air exchange inside and outside the shell can be ensured through the arrangement of the heat dissipation port, the heat dissipation work inside the shell is facilitated, the servo motor can be reinforced through the arrangement of the support, the servo motor is more stable when the servo motor works, the friction force and the abrasion rate between the output rod and the shell can be effectively reduced through the arrangement of the first bearing, the service life of the device is effectively prolonged, the output rod can be supported through the arrangement of the prefabricated reinforcing plate and the second bearing, the rotation of the output rod is more stable, the abrasion rate can be reduced, the output rod is more smooth when the output rod rotates, and the speed reduction work is carried out by using the device conveniently.
Drawings
FIG. 1 is a schematic elevational view of the present utility model;
FIG. 2 is a schematic view of the bottom structure of the present utility model;
FIG. 3 is a schematic cross-sectional plan view of the present utility model;
FIG. 4 is a schematic diagram of a first cross-sectional side view of the present utility model;
fig. 5 is a schematic diagram of a second cross-sectional side view of the present utility model.
In the figure: 1. a housing; 2. a base; 3. a speed reducing mechanism; 301. an output lever; 302. a servo motor; 303. a first sun gear; 304. a first toothed ring; 305. a first planet wheel; 306. a connection assembly; 307. a first bearing; 308. a second sun gear; 309. a planet wheel II; 310. a second toothed ring; 311. a connecting plate; 312. a second bearing; 313. prefabricating a reinforcing plate; 4. a screw; 5. an anti-slip pad; 6. a bracket; 7. and a heat radiation port.
Detailed Description
The principles and features of the present utility model are described below with reference to the drawings, the examples are illustrated for the purpose of illustrating the utility model and are not to be construed as limiting the scope of the utility model.
As described in the background art, since it has only one set of gear transmission reduction mechanism, the working frequency of the gear is high, for which this embodiment provides a gear transmission structure for a speed reducer, which can reduce the working frequency of the gear, improve the reduction effect, and prolong the service life.
Referring to fig. 1 to 5, this embodiment provides a gear transmission structure for speed reducer, including shell 1, the bottom surface fixedly connected with base 2 of shell 1, screw 4 is all installed to four corners of base 2, can install the device in suitable position through setting up base 2 and screw 4, conveniently carries out the deceleration to other devices.
The bottom surface fixedly connected with slipmat 5 of base 2, the bottom surface evenly distributed of slipmat 5 has the slipgranule, can play the effect of buffering vibrations through setting up slipmat 5, makes the device more stable when carrying out the deceleration operation.
The inside of the shell 1 is provided with a speed reducing mechanism 3, the speed reducing mechanism 3 comprises a servo motor 302 fixed on the inner wall of the shell 1, the output shaft end of the servo motor 302 is fixedly connected with a first sun gear 303, and when the servo motor 302 is started, the first sun gear 303 is driven to rotate.
The inner wall fixedly connected with support 6 of shell 1, the surface of support 6 and the surface fixed connection of servo motor 302 can consolidate servo motor 302 through setting up support 6, makes servo motor 302 more stable in the during operation.
The inside of shell 1 is equipped with coupling assembling 306 and connecting plate 311, and the inner wall of coupling assembling 306 three holes all rotates and is connected with planet wheel one 305, and three planet wheel one 305 can rotate at coupling assembling 306 three holes respectively.
The inner walls of the three holes of the connecting plate 311 are all rotationally connected with a second planet wheel 309, and the three second planet wheels 309 can rotate in the three holes of the connecting plate 311 respectively.
The inner wall of the shell 1 is fixedly connected with a first toothed ring 304 and a second toothed ring 310, and the first toothed ring 304 is positioned near one side of the servo motor 302.
The three first planetary gears 305 are meshed with the first sun gear 303 and the first toothed ring 304 respectively, when the first sun gear 303 rotates, the three first planetary gears 305 rotate along the first toothed ring 304, and meanwhile, the connecting component 306 is driven to rotate, so that first-time speed reduction transmission is realized.
The rotating shaft end of the connecting component 306 is fixedly connected with the second sun gear 308, when the connecting component 306 rotates, the second sun gear 308 is driven to rotate, the rotating shaft end of the second sun gear 308 is rotationally connected with the inner wall of the connecting plate 311, the second sun gear 308 and the connecting plate 311 do not interfere with each other in rotation, but the device can perform the operation of reducing speed and driving more stably by limiting the relation between the second sun gear 308 and the connecting plate 311.
The inner wall of the hole on one side surface of the shell 1 is fixedly connected with the first bearing 307, the inner wall of the first bearing 307 is fixedly connected with the outer surface of the output rod 301, and the friction force and the wear rate between the output rod 301 and the shell 1 can be effectively reduced by arranging the first bearing 307, so that the service life of the device is effectively prolonged.
The three planet gears two 309 mesh with the sun gear two 308 and the ring gear two 310 respectively, the outer surface fixedly connected with output rod 301 of connecting plate 311 can drive the three planet gears two 309 to rotate along the ring gear two 310 simultaneously when the sun gear two 308 rotates, and then can drive the ring gear two 310 to rotate in a secondary speed reduction way, so that output speed reduction rotation can be carried out through the output rod 301.
The back of shell 1 has seted up a plurality of thermovent 7, and a plurality of thermovent 7 is the circumference and arranges and set up, can guarantee the speed of the inside and outside air exchange of shell 1 through setting up thermovent 7, is favorable to the inside radiating work of shell 1.
The inner wall fixedly connected with prefabricated gusset 313 of shell 1, the inner wall fixedly connected with bearing two 312 of prefabricated gusset 313, the inner wall of bearing two 312 and the surface fixed connection of output rod 301 can enough support output rod 301 through setting up prefabricated gusset 313 and bearing two 312, make output rod 301 pivoted more stable, can reduce the wearing and tearing rate again, make output rod 301 more smooth in the pivoted, facilitate the work of using the device to slow down.
In conclusion, the device can effectively reduce the working frequency between each structure through twice speed reduction transmission, so that the abrasion rate is reduced, the service life of the device can be prolonged while the speed reduction effect is improved, and the device is more practical.
Working principle: when the device is used, external equipment can be connected through the output rod 301, then the servo motor 302 is started to enable the output rod 301 to conduct speed reduction transmission, further the external equipment is subjected to speed reduction transmission, the first sun gear 303 is driven to rotate when the servo motor 302 is started, the first sun gear 303 rotates to enable the first three planet gears 305 to simultaneously rotate in the same direction along the first toothed ring 304, further the connecting component 306 can rotate, meanwhile, the rotating speed of the connecting component 306 is smaller than the rotating speed of the output rotating shaft of the servo motor 302, then the connecting component 306 can drive the second sun gear 308 to rotate, the rotating shaft end of the second sun gear 308 rotates on the inner wall of the connecting plate 311 during rotation, the second sun gear 308 and the connecting plate 311 rotate independently, motion interference is avoided, the second sun gear 308 rotates to drive the connecting plate 311 to conduct secondary speed reduction transmission, finally the output rod 301 can be driven to rotate through the connecting plate 311, the effect of secondary speed reduction transmission is achieved, the working frequency between each part is effectively reduced, and the service life of the device is prolonged.
Claims (7)
1. The utility model provides a gear drive structure for speed reducer, includes shell (1), its characterized in that: the inside of shell (1) is equipped with reduction gears (3), reduction gears (3) are including fixing servo motor (302) at shell (1) inner wall, servo motor's output axle head fixedly connected with sun gear (303), shell (1) inside is equipped with coupling assembling (306) and connecting plate (311), coupling assembling's (306) three hole's inner wall all rotates and is connected with planet wheel one (305), connecting plate (311) three hole's inner wall all rotates and is connected with planet wheel two (309), shell (1) inner wall fixedly connected with ring gear one (304) and ring gear two (310), three planet wheel one (305) mesh with sun gear one (303) and ring gear one (304) respectively, coupling assembling's (306) pivot end fixedly connected with sun gear two (308), three planet wheel two (309) mesh with sun gear two (308) and ring gear two (310) respectively, connecting plate (311)'s surface fixedly connected with output pole (301).
2. The gear transmission structure for a speed reducer according to claim 1, wherein: the bottom surface fixedly connected with base (2) of shell (1), screw (4) are all installed in four corners of base (2).
3. The gear transmission structure for a speed reducer according to claim 2, characterized in that: the anti-skid base is characterized in that an anti-skid pad (5) is fixedly connected to the bottom surface of the base (2), and anti-skid particles are uniformly distributed on the bottom surface of the anti-skid pad (5).
4. The gear transmission structure for a speed reducer according to claim 1, wherein: the back of the shell (1) is provided with a plurality of heat dissipation openings (7), and the heat dissipation openings (7) are arranged in a circumference manner.
5. The gear transmission structure for a speed reducer according to claim 1, wherein: the inner wall of the shell (1) is fixedly connected with a support (6), and the outer surface of the support (6) is fixedly connected with the outer surface of the servo motor (302).
6. The gear transmission structure for a speed reducer according to claim 1, wherein: the inner wall of a side hole of the shell (1) is fixedly connected with a first bearing (307), and the inner wall of the first bearing (307) is fixedly connected with the outer surface of the output rod (301).
7. The gear transmission structure for a speed reducer according to claim 1, wherein: the inner wall of shell (1) fixedly connected with prefabricated gusset plate (313), the inner wall fixedly connected with bearing two (312) of prefabricated gusset plate (313), the inner wall of bearing two (312) with the surface fixed connection of output rod (301).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321966495.4U CN220168518U (en) | 2023-07-24 | 2023-07-24 | Gear transmission structure for speed reducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321966495.4U CN220168518U (en) | 2023-07-24 | 2023-07-24 | Gear transmission structure for speed reducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220168518U true CN220168518U (en) | 2023-12-12 |
Family
ID=89064630
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321966495.4U Active CN220168518U (en) | 2023-07-24 | 2023-07-24 | Gear transmission structure for speed reducer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220168518U (en) |
-
2023
- 2023-07-24 CN CN202321966495.4U patent/CN220168518U/en active Active
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