CN220732529U - Radial bearing electric cylinder - Google Patents
Radial bearing electric cylinder Download PDFInfo
- Publication number
- CN220732529U CN220732529U CN202322459224.6U CN202322459224U CN220732529U CN 220732529 U CN220732529 U CN 220732529U CN 202322459224 U CN202322459224 U CN 202322459224U CN 220732529 U CN220732529 U CN 220732529U
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- Prior art keywords
- cylinder
- fixedly connected
- hole
- filter box
- cylinder barrel
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- 238000007789 sealing Methods 0.000 claims abstract description 19
- 239000007788 liquid Substances 0.000 claims description 23
- 239000010687 lubricating oil Substances 0.000 description 34
- 241000220317 Rosa Species 0.000 description 17
- 230000000694 effects Effects 0.000 description 9
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 7
- 235000017491 Bambusa tulda Nutrition 0.000 description 7
- 241001330002 Bambuseae Species 0.000 description 7
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 7
- 239000011425 bamboo Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 239000012530 fluid Substances 0.000 description 3
- 230000003139 buffering effect Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Actuator (AREA)
Abstract
The utility model relates to the technical field of electric cylinders, in particular to a radial bearing electric cylinder which comprises a cylinder barrel and a servo motor, wherein the inner side of one end of the cylinder barrel is fixedly connected with the servo motor, the tail end of a main shaft of the servo motor is fixedly connected with a threaded rod, the inner side of the cylinder barrel is provided with a rotary groove, the inner side of the rotary groove is fixedly connected with a sealing ring, the outer side of the threaded rod is spirally connected with a pushing cylinder, the inner side of one end of the cylinder barrel is fixedly connected with a sealing strip, the inner side of the cylinder barrel is provided with a first through groove, the inner side of the lower end of the cylinder barrel is fixedly connected with a filter box, the lower end of the filter box is fixedly connected with a fixing plate through a bolt, the inner side of the filter box is provided with a first through hole, the inner side of the filter box is provided with a second through hole, and the inner side of the filter box is fixedly connected with a filter plate.
Description
Technical Field
The utility model relates to the technical field of electric cylinders, in particular to a radial bearing electric cylinder.
Background
The electric cylinder is a modularized product designed by integrating the servo motor and the screw rod, converts the rotary motion of the servo motor into linear motion, and simultaneously converts the optimal advantages of the servo motor, namely, accurate rotation speed control, accurate rotation number control and accurate torque control, into accurate speed control, accurate position control and accurate thrust control, thereby realizing a brand new revolutionary product of a high-precision linear motion series.
In the running process of the electric cylinder, linear motion is realized through the cooperation between the screw rod and the screw rod nut, the screw rod nut drives the push cylinder to move under larger radial load, and larger radial load is born, so that larger friction can be generated between the screw rod and the screw rod nut, part of metal scraps can be generated simultaneously, the metal scraps can be accompanied with harsher friction sound, the friction force between the screw rod and the screw rod nut is reduced through lubricating oil in the interior of the device, but after the lubricating oil is used for a long time, the life of the lubricating oil is also reduced due to the fact that the scraps and the lubricating oil are blended together, and when the lubricating oil is replaced by the conventional device, the device is required to be disassembled, so that time is wasted, the accuracy of the electric cylinder can be influenced due to poor operation, and therefore, the radial bearing electric cylinder is provided for the problems.
Disclosure of Invention
The utility model aims to provide a radial bearing electric cylinder, which solves the problems that the service life of lubricating oil is reduced due to the fact that scraps and the lubricating oil are mixed together, the device needs to be disassembled when the lubricating oil is replaced by the conventional device, time is wasted, and the accuracy of the electric cylinder is affected due to poor operation.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the utility model provides a radial bearing electric cylinder, includes cylinder and servo motor, the inboard fixedly connected with servo motor of cylinder one end, servo motor main shaft end fixedly connected with threaded rod, the rotary tank has been seted up to the cylinder inboard, the inboard fixedly connected with sealing washer of rotary tank, threaded rod outside screw connection has a push away the section of thick bamboo, the inboard fixedly connected with sealing strip of cylinder one end, the first logical groove has been seted up to the cylinder inboard, the second logical groove has been seted up to the cylinder inboard, the inboard fixedly connected with rose box of cylinder lower extreme, the rose box lower extreme passes through bolt fixedly connected with fixed plate, first through-hole has been seted up to the rose box inboard, the second through-hole has been seted up to the rose box inboard, the inboard fixedly connected with filter of rose box, the rose box inboard is equipped with first collecting tank, the rose box inboard is equipped with the second collecting tank, the flow hole has been seted up to the filter inboard, the flow hole is inboard fixedly connected with check valve.
Preferably, the inner side of the sealing ring is attached to the outer side of the main shaft of the servo motor, the inner side of the sealing strip is attached to the outer side of the pushing cylinder, and the outer side of the pushing cylinder is slidably connected to the inner side of the cylinder barrel.
Preferably, the second through groove is communicated with the inner side of the first through hole, the first through groove is communicated with the inner side of the second through hole, one end of the first through groove is arranged on the inner side of the front end of the cylinder barrel, and the second through groove is arranged on the inner side of the rear end of the cylinder barrel.
Preferably, the shape cuboid of fixed plate, the fixed plate passes through the rubber circle and seals with the rose box inboard, the hollow cuboid of shape of rose box.
Preferably, the first liquid collecting tank and the second liquid collecting tank are the same in size, the filter plate is fixed between the first through hole and the second through hole, and the filter plate is cuboid in shape.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, through the first through groove, the second through groove, the filter box, the first through hole, the filter plate, the first liquid collecting groove, the liquid flowing hole and the one-way valve, when the push cylinder moves to the outside of the cylinder barrel in the radial bearing cylinder using process, the push cylinder extrudes external lubricating oil, the lubricating oil flows from the first through groove and filters the lubricating oil at the same time, so that the lubricating oil cleanliness of the threaded rod and the inside of the push cylinder is improved, the service lives of the cylinder and the lubricating oil are protected, and the filter box is arranged at the inner side of the shell of the cylinder, so that the lubricating oil is convenient to replace.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of the structure of FIG. 1A according to the present utility model;
FIG. 3 is a schematic view of a cylinder barrel in a cut-away structure of the utility model;
FIG. 4 is a schematic view of a structure of a fixing plate according to the present utility model;
FIG. 5 is a schematic view of the filter box of the present utility model in a cut-away configuration.
In the figure: 1. a cylinder; 2. a servo motor; 3. a threaded rod; 4. a rotary groove; 5. a seal ring; 6. pushing a cylinder; 7. a sealing strip; 8. a first through groove; 9. a second through slot; 10. a filter box; 11. a bolt; 12. a fixing plate; 13. a first through hole; 14. a second through hole; 15. a filter plate; 16. a first liquid collecting tank; 17. a second liquid collecting tank; 18. a fluid hole; 19. a one-way valve.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-5, the present utility model provides a technical solution:
the utility model provides a radial bearing electric cylinder, including cylinder 1 and servo motor 2, the inboard fixedly connected with servo motor 2 of cylinder 1 one end, servo motor 2 main shaft end fixedly connected with threaded rod 3, the rotary tank 4 has been seted up to cylinder 1 inboard, the inboard fixedly connected with sealing washer 5 of rotary tank 4, threaded rod 3 outside screwed connection has push away a section of thick bamboo 6, the inboard fixedly connected with sealing strip 7 of cylinder 1 one end, first logical groove 8 has been seted up to cylinder 1 inboard, the second logical groove 9 has been seted up to cylinder 1 inboard, the inboard fixedly connected with rose box 10 of cylinder 1 lower extreme, the fixed plate 12 of rose box 10 lower extreme through bolt 11 fixedly connected with, first through-hole 13 has been seted up to rose box 10 inboard, the second through-hole 14 has been seted up to rose box 10 inboard fixedly connected with filter 15, the rose box 10 inboard is equipped with first collecting tank 16, the rose box 10 inboard is equipped with second collecting tank 17, the fluid hole 18 has been seted up to the filter 15 inboard, fluid hole 18 inboard fixedly connected with check valve 19.
The sealing washer 5 is inboard laminating with servo motor 2 main shaft outside, the sealing washer 7 inboard is laminated with pushing away a section of thick bamboo 6 outside, pushing away a section of thick bamboo 6 outside sliding connection is inboard at cylinder 1, play the effect of sealed lubricating oil to cylinder 1 front end inboard, second through-hole 9 and the inboard intercommunication of first through-hole 13, first through-hole 8 and the inboard intercommunication of second through-hole 14, first through-hole 8 one end is established in cylinder 1 front end inboard, second through-hole 9 is established in cylinder 1 rear end inboard, lubricating oil flows into between threaded rod 3 outside and pushing away a section of thick bamboo 6 from second through-hole 9 inside, make the effect that gets into threaded rod 3 and pushing away the inside lubricating oil impurity reduction of section of thick bamboo 6, the shape body of fixed plate 12, fixed plate 12 seals through the rectangular ring and the inboard of rose box 10, the hollow cuboid of shape of rose box 10, the effect of convenient dismantlement to fixed plate 12, thereby the effect of convenient changing lubricating oil, first collecting tank 16 is the same with the size of second collecting tank 17, filter 15 is fixed between first through-hole 13 and second through-hole 14, the shape cuboid of filter 15, second collecting tank 17 plays the effect of buffering lubricating oil to the inside of cylinder 1, the effect that continuously supplies lubricating oil to the inside the section of thick bamboo 6.
The working flow is as follows: the device is electrified by an external power supply in the using process, a servo motor 2 fixedly connected with the inner side of the rear end of a cylinder barrel 1 is started, a main shaft of the servo motor 2 rotates to drive a threaded rod 3 fixedly connected with the tail end of the main shaft to rotate, the threaded rod 3 rotates to drive a push barrel 6 spirally connected with the outer side to slide on the inner side of the front end of the cylinder barrel 1, the push barrel 6 is in sliding connection with the cylinder barrel 1, a rotary groove 4 is formed in the inner side of the cylinder barrel 1, the outer side of the main shaft of the servo motor 2 rotates on the inner side of the rotary groove 4, a sealing ring 5 fixedly connected with the inner side of the rotary groove 4 is attached to the outer side of the main shaft of the servo motor 2, the sealing strip 7 fixedly connected with the inner side of the front end of the cylinder barrel 1 is attached to the outer side of the push barrel 6 when the push barrel 6 moves, the sealing strip 7 plays the sealing effect between the cylinder barrel 1 and the push barrel 6 in the moving process of the push barrel 6, the lubricating oil outside the push cylinder 6 and inside the front end of the cylinder barrel 1 flows into the second through hole 14 from the first through groove 8 formed inside the cylinder barrel 1, the lubricating oil flows into the second liquid collecting groove 17 from the inside of the second through hole 14, the second liquid collecting groove 17 is arranged inside the filter box 10, the second liquid collecting groove 17 has the effect of buffering the lubricating oil, the lubricating oil inside the cylinder barrel 1 and the rear end of the push cylinder 6 is convenient to continuously supply, the lubricating oil enters the first liquid collecting groove 16 from the inside of the filter plate 15, the filter plate 15 has the effect of filtering the lubricating oil, the liquid flowing hole 18 formed inside the filter plate 15, the one-way valve 19 fixedly connected with the inside of the liquid flowing hole 18 is in a closed state, the lubricating oil flows into the inside of the first through hole 13 from the inside of the first liquid collecting groove 16, flows into the second through groove 9 formed inside the cylinder barrel 1 from the inside of the first through hole 13, thus, lubricating oil flows into the space between the outer side of the threaded rod 3 and the inner side of the push cylinder 6 from the inside of the second through groove 9, the lubricating oil impurity entering the threaded rod 3 and the inner side of the push cylinder 6 is reduced, the service life of the electric cylinder and the lubricating oil is protected, when the push cylinder 6 moves towards the inside of the cylinder 1, the lubricating oil flows into the first liquid collecting groove 16 from the inside of the second through groove 9, flows into the liquid flowing hole 18 from the inside of the first liquid collecting groove 16, the one-way valve 19 fixedly connected with the inner side of the liquid flowing hole 18 is in an open state under the pressure of the lubricating oil, so that the lubricating oil enters the threaded rod 3 and the inner side of the push cylinder 6 and is kept in a clean state, and the inner side of the filter box 10 is fixedly connected with the fixed plate 12 through the bolt 11, so that the fixed plate 12 is convenient to detach, and the lubricating oil is convenient to replace.
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 principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a radial bearing jar, includes cylinder (1) and servo motor (2), its characterized in that: a servo motor (2) is fixedly connected to the inner side of one end of the cylinder barrel (1), the tail end of the main shaft of the servo motor (2) is fixedly connected with a threaded rod (3), a rotary groove (4) is formed in the inner side of the cylinder barrel (1), a sealing ring (5) is fixedly connected to the inner side of the rotary groove (4), the outside of the threaded rod (3) is spirally connected with a push cylinder (6), the inside of one end of the cylinder barrel (1) is fixedly connected with a sealing strip (7), a first through groove (8) is formed in the inner side of the cylinder barrel (1), a second through groove (9) is formed in the inner side of the cylinder barrel (1), the inner side of the lower end of the cylinder barrel (1) is fixedly connected with a filter box (10), the lower end of the filter box (10) is fixedly connected with a fixing plate (12) through a bolt (11), a first through hole (13) is formed on the inner side of the filter box (10), a second through hole (14) is formed on the inner side of the filter box (10), a filter plate (15) is fixedly connected with the inner side of the filter box (10), a first liquid collecting tank (16) is arranged on the inner side of the filter box (10), a second liquid collecting tank (17) is arranged on the inner side of the filter box (10), the inner side of the filter plate (15) is provided with a liquid flowing hole (18), and the inner side of the liquid flowing hole (18) is fixedly connected with a one-way valve (19).
2. A radial-bearing cylinder as claimed in claim 1, wherein: the inner side of the sealing ring (5) is attached to the outer side of the main shaft of the servo motor (2), the inner side of the sealing strip (7) is attached to the outer side of the pushing cylinder (6), and the outer side of the pushing cylinder (6) is slidably connected to the inner side of the cylinder barrel (1).
3. A radial-bearing cylinder as claimed in claim 1, wherein: the second through groove (9) is communicated with the inner side of the first through hole (13), the first through groove (8) is communicated with the inner side of the second through hole (14), one end of the first through groove (8) is arranged on the inner side of the front end of the cylinder barrel (1), and the second through groove (9) is arranged on the inner side of the rear end of the cylinder barrel (1).
4. A radial-bearing cylinder as claimed in claim 1, wherein: the filter box is characterized in that the fixing plate (12) is rectangular in shape, the fixing plate (12) is sealed with the inner side of the filter box (10) through a rubber ring, and the filter box (10) is hollow cuboid in shape.
5. A radial-bearing cylinder as claimed in claim 1, wherein: the first liquid collecting tank (16) and the second liquid collecting tank (17) are the same in size, the filter plate (15) is fixed between the first through hole (13) and the second through hole (14), and the filter plate (15) is cuboid in shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322459224.6U CN220732529U (en) | 2023-09-11 | 2023-09-11 | Radial bearing electric cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322459224.6U CN220732529U (en) | 2023-09-11 | 2023-09-11 | Radial bearing electric cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220732529U true CN220732529U (en) | 2024-04-05 |
Family
ID=90488531
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322459224.6U Active CN220732529U (en) | 2023-09-11 | 2023-09-11 | Radial bearing electric cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220732529U (en) |
-
2023
- 2023-09-11 CN CN202322459224.6U patent/CN220732529U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |