CN211778877U - Novel high-precision planetary reducer - Google Patents
Novel high-precision planetary reducer Download PDFInfo
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- CN211778877U CN211778877U CN201921198102.3U CN201921198102U CN211778877U CN 211778877 U CN211778877 U CN 211778877U CN 201921198102 U CN201921198102 U CN 201921198102U CN 211778877 U CN211778877 U CN 211778877U
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Abstract
The utility model relates to a novel high accuracy planetary reducer, including the output shaft, the speed reducer machine case, bearing and adjusting device, the output shaft latter half inlays in the speed reducer machine incasement, and through bearing and speed reducer machine case interconnect, and the bearing cladding outside the output shaft and with the coaxial distribution of output shaft, the adjusting device cladding is outside the output shaft, and the adjusting device lateral surface is in speed reducer machine lateral wall interconnect, preceding terminal surface is located the speed reducer machine incasement, the back end face is located the speed reducer machine incasement and offsets with the preceding terminal surface of the cladding at the bearing of output shaft surface, the output shaft includes axis body and planet carrier, adjusting device includes end cover, the uide bushing, the elastic sealing ring, belleville spring, adjusting bolt, the cushion block. The utility model can effectively meet the structural use of a plurality of planetary speed reducers with different structural types; on the other hand, the elastic deformation capacity of the planetary reducer during operation can be effectively improved, so that the purpose of elastically absorbing axial external force and radial external force applied to the planetary reducer during operation is achieved.
Description
Technical Field
The utility model relates to a novel high accuracy planetary reducer belongs to planetary reducer technical field.
Background
The existing planetary reducer mainly comprises a gear ring shell, an input shaft, a sun gear in key connection with the input shaft, a planetary gear meshed with the sun gear and an output shaft for installing the planetary gear. Wherein the input shaft needs to be connected in a plurality of planetary gears on planet carrier and planet carrier to lead to input shaft both ends atress overall arrangement, therefore the input shaft very easily takes place the drunkenness under self action of gravity and external force impact effect in service, serious influence planetary reducer operating stability and precision such as beat, in addition, current planetary reducer assembly structure all often carries out the lug connection through equipment such as bolt, bearing, thereby it is relatively poor to lead to planetary reducer equipment structure toughness and rigidity homogeneous phase, planetary reducer equipment operating stability and reliability have further been influenced.
Therefore, in view of the current situation, a brand new planetary gear reducer structure is urgently needed to be developed so as to meet the requirement of practical use.
SUMMERY OF THE UTILITY MODEL
In order to solve the defects in the prior art, the utility model provides a novel high-precision planetary reducer which can effectively meet the structural use of a plurality of planetary reducers with different structural types; on the other hand, the elastic deformation capacity of the planetary speed reducer during operation can be effectively improved, so that the elastic absorption of axial external force and radial external force applied to the planetary speed reducer during operation is achieved, and the defects that the input shaft has large axial movement and relatively poor rigidity and toughness during operation of the planetary speed reducer are overcome.
In order to achieve the above-mentioned effect, a novel high-precision planetary reducer is proposed, which includes the following contents:
a novel high-precision planetary reducer comprises an output shaft, a reducer case, a bearing and an adjusting device, wherein the rear half part of the output shaft is embedded in the reducer case and is connected with the reducer case through the bearing, the bearing is coated outside the output shaft and is distributed coaxially with the output shaft, the adjusting device is coated outside the output shaft and is distributed coaxially with the output shaft, the outer side surface of the adjusting device is connected with the side wall of the reducer case, the front end surface is positioned outside the reducer case, the rear end surface is positioned in the reducer case and is abutted against the front end surface of the bearing coated on the outer surface of the output shaft, the output shaft comprises a shaft body and a planet carrier, the planet carrier is positioned in the reducer case, the front end surface of the planet carrier is provided with a connecting boss, the connecting boss is coaxially distributed with the planet carrier, the side surface of the connecting boss is connected with, the front end face of the shaft body is positioned outside the speed reducer case, the adjusting device comprises a sealing end cover, a guide sleeve, an elastic sealing ring, a disc spring, an adjusting bolt and an elastic cushion block, wherein the guide sleeve is of a hollow tubular structure, sealing threads are arranged on the outer surface of the guide sleeve and are mutually connected with the side wall of the speed reducer case through the sealing threads, the front end face of the guide sleeve is connected with the sealing end cover, the rear end face of the guide sleeve is mutually connected with at least one elastic sealing ring through at least one disc spring, the sealing end cover, the guide sleeve, the elastic sealing ring and the disc spring are coaxially distributed, the front end face of the elastic sealing ring is abutted against and coaxially distributed with the front end face of the bearing, at least three bearing grooves are arranged on the front end face of the elastic sealing ring, the bearing grooves are uniformly distributed around the axis of the elastic sealing ring, one, The guide sleeve, the elastic sealing ring and the disc spring are uniformly connected with screw holes and are connected with the adjusting bolt through the connecting screw holes, the front end face of the adjusting bolt is connected with the rear end face of the elastic cushion block and is coaxially distributed, and the front end face is located on the outer side of the sealing end cover.
Furthermore, the front end face and the rear end face of the connecting boss are respectively provided with an elastic retainer ring, and the elastic retainer rings are coated outside the connecting boss, coaxially distributed with the connecting boss and respectively abutted against the front end face and the rear end face of the bearing.
Further, at least one of the bearings is provided, and when the number of the bearings is two or more, the two adjacent bearings are connected with each other through at least one elastic washer.
Furthermore, the rear end face of the sealing end cover is provided with a connecting groove, the connecting groove is coaxially distributed with the sealing end cover and the guide sleeve, and the front end face of the guide sleeve is embedded in the connecting groove and is connected with the sealing end cover through the connecting groove.
Furthermore, elastic sealing rings are arranged in the connecting grooves, and at least one elastic sealing ring is coaxially distributed with the connecting grooves, the sealing end cover and the guide sleeve.
Furthermore, the rear end face of the sealing end cover is connected with the outer surface of the speed reducer case, the adjusting bolt is connected with the front end face of the sealing end cover through pressure-bearing springs, and the pressure-bearing springs are respectively and coaxially distributed with the sealing end cover and the adjusting bolt.
On one hand, the utility model has compact equipment structure, high operation automation degree and operation precision, and can effectively meet the structural use of a plurality of planetary speed reducers with different structural types; on the other hand, the elastic deformation capacity of the planetary speed reducer during operation can be effectively improved, so that the elastic absorption of axial external force and radial external force applied to the planetary speed reducer during operation is achieved, and the defects that the input shaft has large axial movement and relatively poor rigidity and toughness during operation of the planetary speed reducer are overcome.
Drawings
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments;
FIG. 1 is a schematic structural view of the present invention;
Detailed Description
For making the utility model discloses the technological means, creation characteristic, achievement purpose and efficiency that realize are easily under construction, combine specific implementation below, further explain the utility model discloses.
Fig. 1 a novel high accuracy planetary reducer, including output shaft 1, speed reducer machine case 2, bearing 3 and adjusting device 4, inlay in speed reducer machine case 2 after 1 rear half of output shaft, and through bearing 3 and 2 interconnect of speed reducer machine case, and the bearing 3 cladding is outside output shaft 1 and with the coaxial distribution of output shaft 1, adjusting device 4 cladding is outside output shaft 1 and with the coaxial distribution of output shaft 1, and adjusting device 4 lateral surface is in 2 lateral wall interconnect of speed reducer machine case, preceding terminal surface is located outside speed reducer machine case 2, the back end face is located speed reducer machine case 2 and offsets with the preceding terminal surface of the bearing 3 of cladding at the output shaft 1 surface.
In this embodiment, the output shaft 1 includes a shaft body 101 and a planet carrier 102, the planet carrier 102 is located in the speed reducer case 2, a connection boss 103 is established to its front end face, the connection boss 103 and the planet carrier 102 are coaxially distributed, and the connection boss 103 side surface passes through bearing 3 and speed reducer case 2 interconnect, the front end face passes through elastic coupling and shaft body 101 rear end face interconnect and with the coaxial distribution of shaft body 101, the front end face of shaft body 101 is located the speed reducer case 2 outside.
In this embodiment, the adjusting device 4 includes a sealing end cover 41, a guide sleeve 42, elastic sealing rings 43, disk springs 44, adjusting bolts 45, and elastic cushion blocks 46, wherein the guide sleeve 42 is a hollow tubular structure, the outer surface of the guide sleeve 42 is provided with sealing threads 47, and is connected with the side wall of the speed reducer casing 2 through the sealing threads 47, the front end surface of the guide sleeve 42 is connected with the sealing end cover 41, the rear end surface is connected with at least one elastic sealing ring 43 through at least one disk spring 44, and the sealing end cover 41, the guide sleeve 42, the elastic sealing rings, and the disk springs 44 are all coaxially distributed, and the front end surface of the elastic sealing ring 43 is abutted against and coaxially distributed with the front end surface of the bearing 3, and the front end surface of the elastic sealing ring 43 is provided with at least three bearing grooves, the bearing grooves are uniformly distributed around the axis of the elastic sealing ring 43, each bearing groove is provided with one elastic, the sealing end cover 41, the guide sleeve 42, the elastic sealing ring 43 and the disc spring 44 corresponding to the bearing groove are uniformly provided with a connecting screw hole, and are connected with the adjusting bolt 45 through the connecting screw hole, the front end face of the adjusting bolt 45 is connected with the rear end face of the elastic cushion block 46 and is coaxially distributed, and the front end face is positioned on the outer side of the sealing end cover 41.
Meanwhile, at least one of the bearings 3 is connected to each other through at least one elastic washer 6 when two or more bearings 3 are provided.
In addition, the rear end face of the sealing end cover 41 is provided with a connecting groove 7, the connecting groove 7 is coaxially distributed with the sealing end cover 41 and the guide sleeve 42, the front end face of the guide sleeve 42 is embedded in the connecting groove 7 and is connected with the sealing end cover 41 through the connecting groove 7, an elastic sealing ring 8 is arranged in the connecting groove 7, and at least one elastic sealing ring 8 is coaxially distributed with the connecting groove 7, the sealing end cover 41 and the guide sleeve 42.
Preferably, the rear end face of the end cover 41 is connected with the outer surface of the speed reducer case 2, and the adjusting bolt 45 is connected with the front end face of the end cover 41 through a pressure-bearing spring, and the pressure-bearing spring is coaxially distributed with the end cover 41 and the adjusting bolt 45 respectively.
This is novel in the concrete implementation, at first assembles output shaft, speed reducer machine case, bearing and adjusting device to accomplish planetary reducer assembly operation.
During operation, on the one hand, the output shaft is born the weight of and is positioned through the bearing, the stability and the reliability of output shaft positioning are improved, on the other hand, in the operation process, the working position of the bearing is adjusted through the adjusting device, the purpose of adjusting the position of the output shaft is achieved, meanwhile, elastic adsorption is carried out on the vibration force generated during the operation of the output shaft, the vibration force generated during the operation of the output shaft is eliminated, and the operation stability and the reliability of the planetary reducer equipment are improved.
On one hand, the utility model has compact equipment structure, high operation automation degree and operation precision, and can effectively meet the structural use of a plurality of planetary speed reducers with different structural types; on the other hand, the elastic deformation capacity of the planetary speed reducer during operation can be effectively improved, so that the elastic absorption of axial external force and radial external force applied to the planetary speed reducer during operation is achieved, and the defects that the input shaft has large axial movement and relatively poor rigidity and toughness during operation of the planetary speed reducer are overcome.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a novel high accuracy planetary reducer, includes output shaft, speed reducer machine case, bearing and adjusting device, its characterized in that: the rear half part of the output shaft is embedded in a speed reducer case and is mutually connected with the speed reducer case through a bearing, the bearing is coated outside the output shaft and is coaxially distributed with the output shaft, the adjusting device is coated outside the output shaft and is coaxially distributed with the output shaft, the outer side surface of the adjusting device is mutually connected with the side wall of the speed reducer case, the front end surface is positioned outside the speed reducer case, the rear end surface is positioned in the speed reducer case and is abutted against the front end surface of the bearing coated on the outer surface of the output shaft, the output shaft comprises a shaft body and a planet carrier, the planet carrier is positioned in the speed reducer case, the front end surface of the planet carrier is provided with a connecting boss, the connecting boss is coaxially distributed with the planet carrier, the side surface of the connecting boss is mutually connected with the speed reducer case through the bearing, the front end surface is, the adjusting device comprises a sealing end cover, a guide sleeve, an elastic sealing ring, a disc spring, an adjusting bolt and an elastic cushion block, wherein the guide sleeve is of a hollow tubular structure, sealing threads are arranged on the outer surface of the guide sleeve and are connected with the side wall of the speed reducer case through the sealing threads, the front end face of the guide sleeve is connected with the sealing end cover, the rear end face of the guide sleeve is connected with at least one elastic sealing ring through at least one disc spring, the sealing end cover, the guide sleeve, the elastic sealing ring and the disc spring are coaxially distributed, the front end face of the elastic sealing ring is abutted against and coaxially distributed with the front end face of the bearing, at least three bearing grooves are formed in the front end face of the elastic sealing ring, the bearing grooves are uniformly distributed around the axis of the elastic sealing ring, one elastic cushion block is arranged in each bearing groove, the front end face of the elastic cushion block, The guide sleeve, the elastic sealing ring and the disc spring are uniformly connected with screw holes and are connected with the adjusting bolt through the connecting screw holes, the front end face of the adjusting bolt is connected with the rear end face of the elastic cushion block and is coaxially distributed, and the front end face is located on the outer side of the sealing end cover.
2. The novel high-precision planetary reducer according to claim 1, wherein the connecting boss is provided with elastic check rings at both front and rear end surfaces, and the elastic check rings are wrapped outside the connecting boss, coaxially distributed with the connecting boss and respectively abutted against the front and rear end surfaces of the bearing.
3. The novel high-precision planetary reducer according to claim 1, wherein at least one of the bearings is connected to each other through at least one elastic washer when two or more bearings are provided.
4. The novel high-precision planetary reducer according to claim 1, wherein the rear end face of the end cap is provided with a connecting groove, the connecting groove is coaxially distributed with the end cap and the guide sleeve, and the front end face of the guide sleeve is embedded in the connecting groove and is connected with the end cap through the connecting groove.
5. The novel high-precision planetary reducer according to claim 4, wherein the connecting groove is internally provided with an elastic sealing ring, and at least one elastic sealing ring is coaxially distributed with the connecting groove, the sealing end cover and the guide sleeve.
6. The novel high-precision planetary reducer according to claim 1, wherein the rear end face of the seal cover is connected with the outer surface of the reducer casing, the adjusting bolt is connected with the front end face of the seal cover through a pressure bearing spring, and the pressure bearing spring is coaxially distributed with the seal cover and the adjusting bolt respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921198102.3U CN211778877U (en) | 2019-07-26 | 2019-07-26 | Novel high-precision planetary reducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921198102.3U CN211778877U (en) | 2019-07-26 | 2019-07-26 | Novel high-precision planetary reducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211778877U true CN211778877U (en) | 2020-10-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921198102.3U Active CN211778877U (en) | 2019-07-26 | 2019-07-26 | Novel high-precision planetary reducer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211778877U (en) |
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2019
- 2019-07-26 CN CN201921198102.3U patent/CN211778877U/en active Active
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Address after: 226000 No.10 Haizhou Road, Binhai Industrial Park, Qidong, Nantong, Jiangsu Province Patentee after: Modoli Intelligent Transmission (Jiangsu) Co.,Ltd. Address before: 226000 No.10 Haizhou Road, Binhai Industrial Park, Qidong, Nantong, Jiangsu Province Patentee before: JIANGSU MOTOREDUCER MANUFACTURING CO.,LTD. |
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