CN210830334U - Ultrashort planetary reducer with clamping clamp - Google Patents
Ultrashort planetary reducer with clamping clamp Download PDFInfo
- Publication number
- CN210830334U CN210830334U CN201921650302.8U CN201921650302U CN210830334U CN 210830334 U CN210830334 U CN 210830334U CN 201921650302 U CN201921650302 U CN 201921650302U CN 210830334 U CN210830334 U CN 210830334U
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- output shaft
- deep groove
- groove ball
- ball bearing
- shaft
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Abstract
The utility model relates to an ultra-short planetary reducer with a clamping clamp, which comprises a front flange, a gear ring, a rear flange, an output shaft, a sun gear, a planet gear, a pin shaft, a clamping clamp and a rear flange lining plate; a deep groove ball bearing A and a deep groove ball bearing B are arranged between the output shaft and the front flange; the outside of the output shaft is provided with an elastic check ring for the shaft, the top of the left surface of the output shaft is uniformly provided with 3 pin holes vertical to the left end surface of the output shaft along the circumferential direction, pin shafts are arranged in the pin holes, planetary wheels are respectively sleeved on the pin shafts, and each planetary wheel is externally meshed with a sun wheel and internally meshed with a gear ring; the front flange is connected with the gear ring through a spigot and is locked by an inner hexagonal socket head screw; the rear flange is connected with the gear ring through a rear flange lining plate and is locked by an inner hexagonal socket head cap screw; the center of the sun wheel is provided with a through hole, and the output shaft of the motor passes through the through hole and is locked and fixed by a clamping clamp and an inner hexagonal socket head cap screw. The speed reducer is simple in structure, short in axial size, convenient to use and capable of meeting the installation requirement when the space is limited.
Description
Technical Field
The utility model relates to an ultra-short planetary reducer of area clamp belongs to mechanical transmission technical field.
Background
According to the traditional planetary reducer, a deep groove ball bearing is arranged between a rear flange and an input shaft, a front flange of a motor is connected with the rear flange of the reducer through a spigot, and an output shaft of the motor is coaxial with and fixed to the input shaft of the reducer. The speed reducer has the defects of overlong axial size, complex structure, high processing and assembling difficulty and high production cost due to the fact that the speed reducer is provided with the rear flange, the input shaft, the deep groove ball bearing, the elastic retainer ring for the shaft and the elastic retainer ring for the hole, and cannot be installed under the condition that the axial installation space is limited. Therefore, it is necessary to develop an ultra-short planetary reducer with a clamping clamp, which has the characteristics of high precision, strong rigidity, small volume, compact structure, convenient installation and the like, and can be widely applied to the technical field of mechanical transmission.
Disclosure of Invention
The utility model discloses a solve the problem that prior art exists, and provide a simple structure, adopt the motor output shaft to pass sun gear center through-hole to it is fixed with hexagon socket head cap screw by the clamp locking, axial dimension is short, the production and processing assembly is easy and low in production cost's ultrashort planetary reducer who takes the clamp.
In order to achieve the above purpose, the utility model adopts the technical scheme that: the ultra-short planetary reducer at least comprises an output shaft, a front flange, a gear ring, a pin shaft, a planetary gear, a rear flange lining plate, a rear flange, a clamping clamp and a sun gear; a deep groove ball bearing A and a deep groove ball bearing B are arranged between the output shaft and the front flange, the inner ring of the deep groove ball bearing A is positioned on the shaft shoulder of the output shaft, the outer ring of the deep groove ball bearing A is positioned on the left side of the boss on the inner wall of the front flange, and the deep groove ball bearing A is fixed through the shaft shoulder of the output shaft and the boss on the inner wall of the front flange; the outer ring of the deep groove ball bearing B is positioned on the right side of the boss on the inner wall of the front flange, the outer part of the output shaft is provided with a shaft elastic retaining ring, and the deep groove ball bearing B is fixed through the shaft elastic retaining ring and the boss on the inner wall of the front flange; 3 pin holes are uniformly distributed in the top of the left surface of the output shaft along the circumferential direction, the pin holes are vertical to the left end surface of the output shaft, a pin shaft is arranged in each pin hole, and the pin shafts are in interference fit with the pin holes; each pin shaft is sleeved with a planet wheel, and each planet wheel is externally meshed with the sun wheel and internally meshed with the gear ring; the front flange is connected with the gear ring through a spigot and is locked by an inner hexagonal socket head screw; the rear flange is connected with the gear ring through a rear flange lining plate and is locked by an inner hexagonal socket head cap screw; the center of the sun wheel is provided with a through hole, and the output shaft of the motor passes through the central through hole of the sun wheel and is locked and fixed by a clamping clamp and an inner hexagonal socket head cap screw.
The deep groove ball bearing A and the deep groove ball bearing B are both immovable deep groove ball bearings.
The pin shaft is milled flat, the milled flat part is an upper grease position, and grease is filled in the upper grease position to lubricate the planet wheel and the pin shaft.
The root of the sun wheel is provided with a slot, the root of the slotted sun wheel deforms in the radial direction, the sun wheel is locked and fixed on the output shaft of the motor through a clamping clamp and an inner hexagonal socket head cap screw, and torque is transmitted according to friction force.
The utility model discloses among the planetary reducer, the rear flange welt take quenching technology, hardness is high, has high wear resistance, the rear flange welt can link together rear flange and ring gear, can restrict the axial of planet wheel again and move.
The utility model discloses among the planetary reducer, round pin axle and planet wheel between do not have bearing, the assembly of being convenient for, it is with low costs.
The utility model discloses among the planetary reducer, motor output shaft passes sun gear center through-hole to it is fixed with hexagon socket head cap screw locking by pressing from both sides tight clamp, guarantees the speed reducer during operation, and sun gear and motor output shaft do not skid. The sun gear is directly driven by the motor to rotate, parts such as an input shaft of the speed reducer, a bearing, an elastic retainer ring for the shaft and the like are omitted, the processes of production, processing and assembly are simplified, the production cost is reduced, more importantly, the axial size is shortened by the structure, and the problem of limited installation space is solved.
The utility model discloses the ultrashort planetary reducer who presss from both sides tightly of area compares the beneficial effect who has with prior art and is:
⑴ the utility model discloses a planetary reducer structure is simple than traditional planetary reducer, and spare part is few, and processing, production and convenient assembling can reduce manufacturing cost by a wide margin.
⑵, the utility model discloses a planetary reducer axial dimension is shorter than traditional planetary reducer, still can satisfy the installation requirement when the space is limited, production and convenient to use.
⑶ the utility model discloses a planetary reducer has characteristics such as precision height, rigidity are strong, small, the structure is compact and simple to operate, but the wide application is in mechanical transmission technical field.
Drawings
Fig. 1 is a schematic structural diagram of the planetary reducer of the present invention.
Fig. 2 is the schematic diagram of the hinge pin milling structure of the present invention.
Fig. 3 is a schematic view of the structure of the clamp of the present invention.
Fig. 4 is a structural schematic diagram of the slotting on the root of the sun gear of the present invention.
Fig. 5 is a schematic structural view of the sun gear and the clamping clip assembly of the present invention.
In the above figures: the novel gear ring structure comprises an output shaft 1, an elastic retainer ring for the shaft 2, a deep groove ball bearing B3, a deep groove ball bearing A4, a front flange 5, a gear ring 6, a pin shaft 7, a planet wheel 8, a rear flange lining plate 9, a rear flange 11, a clamping clamp 12, a motor 13, a hexagon socket head cap screw 14, a sun wheel 15, an oiling position 16 and a groove.
Detailed Description
The planetary reducer of the present invention will be further described with reference to the accompanying drawings and specific embodiments, but the present invention is not limited thereto.
Example 1: the utility model provides an ultrashort planetary reducer with a clamping clamp, the structure of which is shown in figure 1 and at least comprises a front output shaft 1, a front flange 5, a gear ring 6, a pin shaft 7, a planetary wheel 8, a rear flange lining plate 9, a rear flange 10, a clamping clamp 11 and a sun wheel 14; a deep groove ball bearing A4 and a deep groove ball bearing B3 are arranged between the output shaft 1 and the front flange, the inner ring of the deep groove ball bearing A is positioned on the shaft shoulder of the output shaft, the outer ring of the deep groove ball bearing A is positioned on the left side of the boss of the inner wall of the front flange, and the deep groove ball bearing A is fixed through the shaft shoulder of the output shaft 1 and the boss of the inner wall of the front flange; the outer ring of the deep groove ball bearing B3 is positioned on the right side of the boss on the inner wall of the front flange, the outer part of the output shaft is provided with a shaft elastic retainer ring 2, and the deep groove ball bearing B is fixed through the shaft elastic retainer ring 2 and the boss on the inner wall of the front flange 5. Both the deep groove ball bearing a4 and the deep groove ball bearing B3 are immovable deep groove ball bearings. 3 pin holes are uniformly distributed in the top of the left surface of the output shaft 1 along the circumferential direction, the pin holes are vertical to the left end surface of the output shaft, a pin shaft 7 is arranged in each pin hole, the pin shafts and the pin holes are in interference fit, each pin shaft is sleeved with a planetary wheel 8, and each planetary wheel is externally meshed with a sun wheel 14 and internally meshed with a gear ring 6; the front flange 5 is connected with the gear ring through a spigot and is locked by an inner hexagonal socket head screw 13; the rear flange 10 is connected with the gear ring 6 through a rear flange lining plate 9 and is locked by an inner hexagonal socket head cap screw; the center of the sun wheel is provided with a through hole, and the output shaft of the motor 12 passes through the central through hole of the sun wheel and is locked and fixed by a clamping clamp 11 and an inner hexagonal socket head cap screw 13.
The utility model discloses a planetary reducer round pin axle 7 mill flat, as shown in fig. 2, mill flat position and be last grease department 15, last grease department adds full grease and is used for lubricated planet wheel 8 and round pin axle 7.
The structure of the clamping clip 11 is shown in fig. 3.
The center of the sun gear 14 is provided with a through hole, an output shaft of the motor 12 penetrates through the through hole in the center of the sun gear, the sun gear 14 is connected with the output shaft of the motor, the root of the sun gear is provided with a slot 16, as shown in figures 4 and 5, the root of the slotted sun gear is deformed in the radial direction, the sun gear is locked and fixed on the output shaft of the motor through a clamping clamp 11 and an inner hexagonal socket head cap screw 13, torque is transmitted according to friction force, and the sun gear and a motor shaft are prevented from slipping when the speed reducer works.
The utility model discloses take ultrashort planetary reducer of cramping clamp's working process as follows:
when the planetary reducer works, the motor 12 operates to directly drive the sun gear 14 at the input end of the reducer to rotate, the sun gear drives the planetary gear 8 to rotate on the pin shaft 7 through external meshing, the planetary gear is internally meshed with the gear ring 6, and the planetary gear drives the output shaft 1 of the planetary reducer to rotate.
The speed reducer is simple in structure, low in cost, short in axial size, convenient to produce and use, and capable of meeting the installation requirements when the space is limited.
Claims (4)
1. An ultra-short planetary reducer with a clamping clamp at least comprises an output shaft, a front flange, a gear ring, a pin shaft, a planet wheel, a rear flange lining plate, a rear flange, the clamping clamp and a sun wheel; the method is characterized in that: a deep groove ball bearing A and a deep groove ball bearing B are arranged between the output shaft and the front flange, the inner ring of the deep groove ball bearing A is positioned on the shaft shoulder of the output shaft, the outer ring of the deep groove ball bearing A is positioned on the left side of the boss on the inner wall of the front flange, and the deep groove ball bearing A is fixed through the shaft shoulder of the output shaft and the boss on the inner wall of the front flange; the outer ring of the deep groove ball bearing B is positioned on the right side of the boss on the inner wall of the front flange, the outer part of the output shaft is provided with a shaft elastic retaining ring, and the deep groove ball bearing B is fixed through the shaft elastic retaining ring and the boss on the inner wall of the front flange; 3 pin holes are uniformly distributed in the top of the left surface of the output shaft along the circumferential direction, the pin holes are vertical to the left end surface of the output shaft, a pin shaft is arranged in each pin hole, and the pin shafts are in interference fit with the pin holes; each pin shaft is sleeved with a planet wheel, and each planet wheel is externally meshed with the sun wheel and internally meshed with the gear ring; the front flange is connected with the gear ring through a spigot and is locked by an inner hexagonal socket head screw; the rear flange is connected with the gear ring through a rear flange lining plate and is locked by an inner hexagonal socket head cap screw; the center of the sun wheel is provided with a through hole, and the output shaft of the motor passes through the central through hole of the sun wheel and is locked and fixed by a clamping clamp and an inner hexagonal socket head cap screw.
2. The ultra-short planetary reducer with a clamping clip according to claim 1, wherein: the deep groove ball bearing A and the deep groove ball bearing B are both immovable deep groove ball bearings.
3. The ultra-short planetary reducer with a clamping clip according to claim 1, wherein: the pin shaft is milled flat, the milled flat part is an upper grease position, and grease is filled in the upper grease position to lubricate the planet wheel and the pin shaft.
4. The ultra-short planetary reducer with a clamping clip according to claim 1, wherein: the root of the sun wheel is provided with a slot, the root of the slotted sun wheel deforms in the radial direction, the sun wheel is locked and fixed on the output shaft of the motor through a clamping clamp and an inner hexagonal socket head cap screw, and torque is transmitted according to friction force.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921650302.8U CN210830334U (en) | 2019-09-30 | 2019-09-30 | Ultrashort planetary reducer with clamping clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921650302.8U CN210830334U (en) | 2019-09-30 | 2019-09-30 | Ultrashort planetary reducer with clamping clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210830334U true CN210830334U (en) | 2020-06-23 |
Family
ID=71252159
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921650302.8U Expired - Fee Related CN210830334U (en) | 2019-09-30 | 2019-09-30 | Ultrashort planetary reducer with clamping clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210830334U (en) |
-
2019
- 2019-09-30 CN CN201921650302.8U patent/CN210830334U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 438000 No. 9 Grain Avenue, Huangzhou District, Huanggang City, Hubei Province Patentee after: Hubei Kefeng intelligent transmission Co.,Ltd. Address before: 438000 No. 9 Grain Avenue, Huangzhou District, Huanggang City, Hubei Province Patentee before: HUBEI KOFON TRANSMISSION EQUIPMENT Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200623 Termination date: 20210930 |