CN219413492U - High-precision servo gear reducer - Google Patents
High-precision servo gear reducer Download PDFInfo
- Publication number
- CN219413492U CN219413492U CN202320583906.5U CN202320583906U CN219413492U CN 219413492 U CN219413492 U CN 219413492U CN 202320583906 U CN202320583906 U CN 202320583906U CN 219413492 U CN219413492 U CN 219413492U
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- China
- Prior art keywords
- gear
- center
- block
- servo motor
- pressing block
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- 239000003638 chemical reducing agent Substances 0.000 title claims abstract description 20
- 238000003825 pressing Methods 0.000 claims abstract description 24
- 238000007789 sealing Methods 0.000 claims description 19
- 238000001125 extrusion Methods 0.000 claims description 11
- 230000007246 mechanism Effects 0.000 claims description 5
- 239000000945 filler Substances 0.000 claims description 2
- 230000009467 reduction Effects 0.000 abstract description 11
- 239000010687 lubricating oil Substances 0.000 abstract description 5
- 239000003921 oil Substances 0.000 description 13
- 230000005540 biological transmission Effects 0.000 description 10
- 230000001050 lubricating effect Effects 0.000 description 6
- 238000005461 lubrication Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- General Details Of Gearings (AREA)
Abstract
The utility model relates to the technical field of gear reducers, in particular to a high-precision servo gear reducer. The technical proposal comprises: including servo motor and reducing gear box, servo motor fixes on the reducing gear box, and the reducing gear box intermediate position rotates and is connected with the sun gear, and the sun gear passes through servo motor output drive, and gear sleeve is installed to the reducing gear box inside wall, installs a set of planetary gear between the gear sleeve, and planetary gear meshes with gear sleeve and sun gear, and planetary gear central point puts and all rotates and is connected with the connection pivot, and connection pivot outside one end is fixed with the drive plate. When the planetary gear rotates around the central gear, the pressing block can be intermittently extruded, so that lubricating oil in the annular groove intermittently flows into the reduction gearbox to lubricate gears, stable meshing among the gears is ensured, and the aim of further improving the precision of the gear reducer is fulfilled.
Description
Technical Field
The utility model relates to the technical field of gear reducers, in particular to a high-precision servo gear reducer.
Background
The gear reducer is a transmission device which utilizes the meshing transmission of large and small gears to adjust the driving device with higher rotation speed to low rotation speed, so that the torque can be increased, wherein the servo gear reducer is used for transmission by a planetary gear reduction method, and the stability of transmission can be ensured.
The transmission assembly for the servo gear reducer by utilizing the planetary gear has the advantages of stable transmission and high precision, but on the basis, the high-precision transmission is kept, the lubrication between gears is an indispensable determinant, the common gear lubrication is to smear lubricating grease on the gear connection, so that the purpose of lubrication is realized.
Disclosure of Invention
The utility model aims to solve the problems in the background art and provides a high-precision servo gear reducer with a self-lubricating structure.
The technical scheme of the utility model is as follows: the utility model provides a high accuracy servo gear reducer, includes servo motor and reducing gear box, servo motor fixes on the reducing gear box, the reducing gear box intermediate position rotates and is connected with the sun gear, the sun gear passes through servo motor output drive, gear sleeve is installed to the reducing gear box inside wall, install a set of planetary gear between the gear sleeve, planetary gear and gear sleeve and sun gear meshing, planetary gear central point puts and all rotates and is connected with the connection pivot, connection pivot outside one end is fixed with the drive plate, drive plate outside intermediate position fixedly connected with output pivot, the reducing gear box inside wall just has seted up the guide way with connection pivot corresponding position, output pivot inboard one end all is located the guide way, fixedly connected with oil storage tank between servo motor and the reducing gear box, be provided with the ring channel in the oil storage tank, the oil filler point has been seted up to the ring channel upper end lateral wall, the oil hole has been seted up with the corresponding position of guide way back lateral wall and is located between guide way and the oil drain hole, be provided with extrusion mechanism in the drain hole.
Preferably, the extrusion mechanism comprises a center block and a top pressing block, the center block is fixed at the center position of the discharge groove, a center hole is formed in the middle position of the center block, the center hole penetrates through the center block and is integrally funnel-shaped, a connecting rod is arranged in the center hole, sealing plugs are mounted at two ends of the connecting rod, the top pressing block is slidably connected in the discharge groove and is close to one side of the guide groove, and the sealing plugs and the top pressing block are fixedly connected with each other.
Preferably, the diameter of the connecting rod is smaller than the diameter of the middle position of the central hole, a certain storage space can be reserved for lubricating oil, the size of the sealing plug is matched with the size of the two ends of the central hole, and the end part of the central hole can be sealed.
Preferably, a reset spring is fixedly connected between the top pressing block and the center block, and the reset spring is positioned on the outer side of the sealing plug.
Preferably, a group of side grooves are uniformly formed in the outer side of the pressing block, a spherical lug is fixed at the center position of one side of the pressing block, which is close to the guide groove, and the end part of the spherical lug is positioned in the guide groove.
Preferably, the annular groove is slidably connected with an annular frame, a sealing ring is arranged at the joint of the annular frame and the side wall of the annular groove, an extrusion spring is arranged between the annular frame and the inner side wall of the annular groove, after lubrication is injected into the annular groove, the annular frame can be pushed to move to the rear side, and the extrusion spring is compressed, so that after the oil filling hole is closed, the annular frame can be continuously extruded for lubrication.
Compared with the prior art, the utility model has the following beneficial technical effects: when the planetary gear rotates around the central gear, the pressing block can be intermittently extruded, so that lubricating oil in the annular groove intermittently flows into the reduction gearbox to lubricate gears, stable meshing among the gears is ensured, and the aim of further improving the precision of the gear reducer is fulfilled.
Drawings
FIG. 1 is a schematic side sectional view of the present utility model;
FIG. 2 is a schematic diagram of the internal structure of the reduction gearbox of the present utility model;
FIG. 3 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;
FIG. 4 is a schematic view of the appearance and structure of a sealing plug according to the utility model;
FIG. 5 is a schematic view of the cut-away structure of the center block of the present utility model.
Reference numerals: 1. a servo motor; 2. a reduction gearbox; 21. a sun gear; 22. a planetary gear; 23. a gear sleeve; 24. a drive plate; 25. an output shaft; 26. the connecting rotating shaft; 27. a guide groove; 3. an oil storage tank; 31. an annular groove; 32. an annular frame; 33. extruding a spring; 34. an oil drain hole; 4. a discharge groove; 41. a center block; 42. a central bore; 43. a connecting rod; 44. a sealing plug; 45. pressing a block; 46. a side groove; 47. spherical protruding blocks; 48. and a return spring.
Detailed Description
The technical scheme of the utility model is further described below with reference to the attached drawings and specific embodiments.
Examples
As shown in fig. 1-5, the high-precision servo gear reducer provided by the utility model comprises a servo motor 1 and a reduction gearbox 2, wherein the servo motor 1 is fixed on the reduction gearbox 2, a central gear 21 is rotatably connected to the middle position of the reduction gearbox 2, the central gear 21 is driven by the output end of the servo motor 1, a gear sleeve 23 is arranged on the inner side wall of the reduction gearbox 2, a group of planetary gears 22 are arranged between the gear sleeve 23, the planetary gears 22 are meshed with the gear sleeve 23 and the central gear 21, a connecting rotating shaft 26 is rotatably connected to the central position of the planetary gears 22, a transmission plate 24 is fixed to one end of the outer side of the connecting rotating shaft 26, an output rotating shaft 25 is fixedly connected to the middle position of the outer side of the transmission plate 24, a guide groove 27 is arranged on the inner side wall of the reduction gearbox 2 and corresponds to the connecting rotating shaft 26, one end of the inner side of the output rotating shaft 25 is positioned in the guide groove 27, an oil storage box 3 is fixedly connected between the servo motor 1 and the reduction gearbox 2, an annular groove 31 is arranged in the oil groove 31, an oil hole 34 is arranged on the side wall of the upper end of the annular groove 31, an oil hole 34 is arranged on the side wall of the annular groove 31 and corresponds to the guide groove 27, the side wall 4 is arranged on the side wall, an exhaust hole 4 is arranged between the side wall of the annular groove 31 and the annular groove 32 is arranged, an extrusion groove 32 is arranged between the side wall 32 and the annular groove 32 is arranged, an extrusion groove 32 is arranged on the side wall 32, an annular groove 32 is arranged between the side groove 32 and the side wall 32, and an extrusion ring frame is arranged.
The extrusion mechanism comprises a center block 41 and a top pressing block 45, the center block 41 is fixed at the center position of the discharge groove 4, a center hole 42 is formed in the middle position of the center block 41, the center hole 42 penetrates through the center block 41 and is integrally funnel-shaped, a connecting rod 43 is arranged in the center hole 42, sealing plugs 44 are arranged at two ends of the connecting rod 43, the top pressing block 45 is slidably connected to one side, close to the guide groove 27, of the discharge groove 4, the sealing plugs 44 and the top pressing block 45 are fixedly connected, the diameter of the connecting rod 43 is smaller than the diameter of the center hole 42, the size of the sealing plugs 44 is matched with the size of the two ends of the center hole 42, a reset spring 48 is fixedly connected between the top pressing block 45 and the center block 41, the reset spring 48 is located outside the sealing plugs 44, a group of side grooves 46 are uniformly formed in the outer side of the top pressing block 45, the center position, close to one side of the guide groove 27, close to the top pressing block 45, is fixedly provided with spherical bumps 47, the end portions of the spherical bumps 47 are located in the guide groove 27, after the connecting rotating shaft 26 moves to the spherical bumps 47, the side, the top pressing block 45 moves towards the discharge groove 4, the sealing plugs 44 can be compressed, the reset spring 48 can enable the sealing plugs 44 close to one side of the guide groove 27 to the guide groove, the side to the guide groove 27, the other side is enabled to be closed, the other side of the guide groove 42 is continuously open to the guide groove 42, and simultaneously, and the other side of the guide groove 42 is continuously moves towards the center groove 42, and the other side of the guide groove 45 is continuously, and the opposite to be closed, and the center hole is continuously opened, and the opposite to the guide hole 42, and the opposite side, and can be continuously, and can be opened, and the opposite to the opposite side, and can be opened, and the opposite to the opposite side, and can be opened.
In this embodiment, the whole device is connected with an external power supply, then the output end of the servo motor 1 is utilized to drive the central gear 21 to rotate, so that the planetary gear 22 rotates around the central gear 21 in a circumferential manner, finally, the transmission plate 24 and the output rotating shaft 25 are driven to rotate slowly, the purpose of deceleration is achieved, in the process, the connection rotating shaft 26 rotates synchronously in the guide groove 27 in a circumferential manner, at this moment, after the connection rotating shaft 26 moves to abut against the spherical convex block 47, the pressing block 45 is extruded to move into the discharge groove 4, at this moment, the return spring 48 can be compressed, the sealing plug 44 close to one side of the guide groove 27 is made to close the opening of the central hole 42, meanwhile, the opening of the central hole 42 at the other side is opened, lubricating oil in the annular groove 31 enters the discharge groove 4 through the oil hole 34 and finally enters the central hole 42, after the connection rotating shaft 26 continuously moves away from the spherical convex block 47, the pressing block 45 is driven to reset under the reset pushing of the return spring 48, at the same time, the opening of the other side of the connection rotating shaft 26 is closed, the lubricating oil in the annular groove 42 enters the guide groove 27, and the annular groove 32 is prevented from being extruded to the annular groove 32, and the lubricating hole can be continuously pressed into the annular groove 32 after the annular groove 32 is extruded, and the lubricating hole is continuously, and the lubricating hole can be prevented from being extruded and continuously, and the lubricating hole can be extruded and the lubricating hole can be continuously and pressed into the annular groove 32.
The above-described embodiments are merely a few preferred embodiments of the present utility model, and many alternative modifications and combinations of the above-described embodiments will be apparent to those skilled in the art based on the technical solutions of the present utility model and the related teachings of the above-described embodiments.
Claims (6)
1. The utility model provides a high accuracy servo gear reducer, includes servo motor (1) and reducing gear box (2), servo motor (1) is fixed on reducing gear box (2), reducing gear box (2) intermediate position rotates and is connected with sun gear (21), sun gear (21) are through servo motor (1) output drive, gear sleeve (23) are installed to reducing gear box (2) inside wall, install a set of planetary gear (22) between gear sleeve (23), planetary gear (22) are with gear sleeve (23) and sun gear (21) meshing, its characterized in that: the utility model discloses a planetary gear (22) central point puts all to rotate and is connected with connection pivot (26), connection pivot (26) outside one end is fixed with drive plate (24), drive plate (24) outside intermediate position fixedly connected with output pivot (25), guide slot (27) have been seted up to reducing gear box (2) inside wall and with connection pivot (26) corresponding position, output pivot (25) inboard one end all is located guide slot (27), fixedly connected with oil storage tank (3) between servo motor (1) and reducing gear box (2), be provided with ring channel (31) in oil storage tank (3), oil filler point has been seted up to ring channel (31) upper end lateral wall, oil drain hole (34) have been seted up to ring channel (31) lateral wall and with guide slot (27) corresponding position, discharge slot (4) have been seted up to reducing gear box (2) back lateral wall and be located between guide slot (27) and the oil drain hole (34), be provided with extrusion mechanism in discharge slot (4).
2. The high-precision servo gear reducer according to claim 1, wherein the extrusion mechanism comprises a center block (41) and a pressing block (45), the center block (41) is fixed at the center position of the discharge groove (4), a center hole (42) is formed in the middle position of the center block (41), the center hole (42) penetrates through the center block (41) and is integrally funnel-shaped, a connecting rod (43) is arranged in the center hole (42), sealing plugs (44) are arranged at two ends of the connecting rod (43), the pressing block (45) is slidably connected to one side, close to the guide groove (27), of the discharge groove (4), and the sealing plugs (44) close to one side of the guide groove (27) are fixedly connected with the pressing block (45).
3. A high precision servo gear reducer according to claim 2, characterized in that the diameter of the connecting rod (43) is smaller than the diameter of the middle position of the central hole (42), and the size of the sealing plug (44) is adapted to the size of the two ends of the central hole (42).
4. A high precision servo gear reducer according to claim 2, characterized in that a return spring (48) is fixedly connected between the top pressing block (45) and the central block (41), the return spring (48) being located outside the sealing plug (44).
5. The high-precision servo gear reducer according to claim 2, wherein a group of side grooves (46) are uniformly formed in the outer side of the pressing block (45), a spherical protruding block (47) is fixed in the center position of one side of the pressing block (45) close to the guide groove (27), and the end part of the spherical protruding block (47) is located in the guide groove (27).
6. The high-precision servo gear reducer according to claim 1, wherein an annular frame (32) is slidably connected in the annular groove (31), a sealing ring is arranged at the joint of the annular frame (32) and the side wall of the annular groove (31), and an extrusion spring (33) is arranged between the annular frame (32) and the inner side wall of the annular groove (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320583906.5U CN219413492U (en) | 2023-03-22 | 2023-03-22 | High-precision servo gear reducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320583906.5U CN219413492U (en) | 2023-03-22 | 2023-03-22 | High-precision servo gear reducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219413492U true CN219413492U (en) | 2023-07-25 |
Family
ID=87241357
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320583906.5U Active CN219413492U (en) | 2023-03-22 | 2023-03-22 | High-precision servo gear reducer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219413492U (en) |
-
2023
- 2023-03-22 CN CN202320583906.5U patent/CN219413492U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |