CN211804834U - Linear guide rail - Google Patents
Linear guide rail Download PDFInfo
- Publication number
- CN211804834U CN211804834U CN202020342320.6U CN202020342320U CN211804834U CN 211804834 U CN211804834 U CN 211804834U CN 202020342320 U CN202020342320 U CN 202020342320U CN 211804834 U CN211804834 U CN 211804834U
- Authority
- CN
- China
- Prior art keywords
- guide rail
- piston
- wall
- wedge
- linear guide
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 238000003860 storage Methods 0.000 claims abstract description 18
- 238000005096 rolling process Methods 0.000 claims description 8
- 238000003825 pressing Methods 0.000 claims description 7
- 230000001502 supplementing effect Effects 0.000 claims description 2
- 239000010687 lubricating oil Substances 0.000 abstract description 24
- 238000005191 phase separation Methods 0.000 abstract description 3
- 238000001125 extrusion Methods 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 24
- 238000007789 sealing Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 230000005489 elastic deformation Effects 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- Bearings For Parts Moving Linearly (AREA)
Abstract
The utility model discloses a linear guide rail relates to the guide rail field that can bear the weight of the heavy object, include be equipped with two coasters on the guide rail, the guide rail groove has all been seted up to one side of two coasters, the top side of guide rail extends to two guide rail inslots respectively, set up two storage chambeies based on the guide rail symmetry on the coaster, two below of storing the chamber all are equipped with the piston chamber, have all seted up the inlet port on the top side inner wall in two piston chambers, and two inlet ports are linked together with two storage chambeies respectively. The utility model discloses in, when the coaster slided on the guide rail, the coaster slided and drives the wedge slide bar and remove, when the wedge slide bar moved and contacts with the briquetting, piston extrusion lubricating oil made it enter into the roll inslot and lubricated a plurality of balls, when the wedge slide bar moved and the briquetting phase separation, the piston sucked lubricating oil from the storage cavity to make and all can supply lubricating oil when sliding at every turn, the heat that produces when reducing the frictional force and the friction of coaster.
Description
Technical Field
The utility model relates to a can bear the weight of the guide rail technical field of heavy object, especially relate to a linear guide rail.
Background
In machine tools, guiding systems comprising rollers or balls are often used, so-called roller track guides or ball track guides, which consist of a guide rail, which can be reciprocated on the guide rail with less energy and at the same time with high rigidity, and a trolley, which is mounted to one part, which trolley is mounted to another part, such as a slide carriage of the machine tool, between which relative movement towards the guide rail is achieved by means of a suitable drive, such as a ball roller shaft drive or a linear motor.
Upon retrieval, patent publication CN205207429U discloses a linear guide comprising a guide rail and at least one trolley moving along said guide rail, characterized in that: the guide rail is provided with a plurality of linearly arranged mounting holes in the length direction, but in the long-term use process, lubricating oil needs to be injected manually frequently for supplement, the operation is more complicated, the lubricating oil can not be supplemented automatically after sliding every time, and therefore a linear guide rail is needed to meet the requirements of people.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a linear guide rail to solve the linear guide rail that proposes in the above-mentioned background art and need artifical frequent injection lubricating oil to supply in long-term use, it is comparatively loaded down with trivial details, can not carry out the problem of automatic supplementary lubricating oil after sliding at every turn.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a linear guide rail, includes the guide rail, be equipped with two coasters on the guide rail, the guide rail groove has all been seted up to one side of two coasters, the top side of guide rail extends to two guide rail inslots respectively, set up two storage chambeies based on the guide rail symmetry on the coaster, two below of storing the chamber all are equipped with the piston chamber, have all seted up the inlet port on the top side inner wall in two piston chambers, and two inlet ports are linked together with two storage chambers respectively.
Preferably, a sliding hole is formed in the inner wall of the bottom side of the piston cavity, a wedge-shaped sliding rod is slidably mounted in the sliding hole, two ends of the wedge-shaped sliding rod extend out of the sliding hole, and a piston is fixedly mounted at the top end of the wedge-shaped sliding rod.
Preferably, the wedge-shaped sliding rod is sleeved with a return spring, one end of the return spring is fixedly installed on the bottom side of the piston, and the other end of the return spring is fixedly installed on the inner wall of the bottom side of the piston cavity.
Preferably, a pressing block located below the pulley is fixedly installed on one side of the guide rail, and the pressing block is matched with the bottom end of the wedge-shaped sliding rod.
Preferably, a rolling groove is formed in the inner wall of one side of the guide rail groove, a plurality of balls are fixedly mounted in the rolling groove, an oil outlet is formed in the inner wall of one side, away from the guide rail, of the rolling groove, and the oil outlet is communicated with the piston cavity.
Preferably, all seted up annular seal groove on the inner wall of inlet port and oil outlet, rotate on one side inner wall of annular seal groove and install the gasket, two gaskets set up with inlet port and oil outlet are perpendicular respectively, one side fixed mounting of gasket has the one end of pressure spring, and the other end fixed mounting of pressure spring is on one side inner wall of annular seal groove.
Preferably, the inner wall of one side of each storage cavity far away from each other is provided with an oil supplementing hole.
The utility model has the advantages that:
the utility model discloses in, through the setting of gasket and pressure spring, can guarantee when the piston moves upwards, the gasket that is located in the oil feed hole closes, and the gasket that is located in the oil outlet opens to can supply lubricating oil to the ball, when the piston moves downwards, the gasket that is located in the oil outlet closes, and the gasket that is located in the oil feed hole opens, can supply lubricating oil from the storage chamber;
the utility model discloses in, when the coaster slided on the guide rail, the coaster slided and drives the wedge slide bar and remove, when the wedge slide bar moved and contacts with the briquetting, piston extrusion lubricating oil made it enter into the roll inslot and lubricated a plurality of balls, when the wedge slide bar moved and the briquetting phase separation, the piston sucked lubricating oil from the storage cavity to make and all can supply lubricating oil when sliding at every turn, the heat that produces when reducing the frictional force and the friction of coaster.
Drawings
Fig. 1 is a schematic perspective view of a linear guide rail according to the present invention;
fig. 2 is a schematic view of a partial structure in fig. 1 of a linear guide rail according to the present invention;
fig. 3 is a schematic front view of a linear guide rail according to the present invention;
fig. 4 is a schematic structural diagram of a portion of fig. 3 of a linear guide rail according to the present invention;
fig. 5 is a schematic structural diagram of a portion a in fig. 4 of a linear guide rail according to the present invention;
fig. 6 is a schematic structural diagram of a portion B in fig. 4 of a linear guide rail according to the present invention.
In the figure: 1. a guide rail; 2. a pulley; 3. a storage chamber; 4. an oil supplement hole; 5. a piston cavity; 6. an oil inlet hole; 7. a slide hole; 8. a wedge-shaped slide bar; 9. a piston; 10. an oil outlet hole; 11. a rolling groove; 12. a ball bearing; 13. a guide rail groove; 14. briquetting; 15. an annular seal groove; 16. and (7) sealing the sheet.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-6, a linear guide rail, including guide rail 1, be equipped with two coasters 2 on the guide rail 1, guide rail groove 13 has all been seted up to one side of two coasters 2, the top side of guide rail 1 extends to in two guide rail grooves 13 respectively, set up two storage chamber 3 based on guide rail 1 symmetry on coaster 2, two below of storing chamber 3 all are equipped with piston chamber 5, have all seted up inlet port 6 on the top side inner wall of two piston chamber 5, and two inlet ports 6 are linked together with two storage chamber 3 respectively, can store lubricating oil through the setting of storing chamber 3, and lubricating oil in the storage chamber 3 can get into piston chamber 5 through inlet port 6 and supply.
The utility model discloses in, seted up slide opening 7 on the bottom side inner wall of piston chamber 5, slidable mounting has wedge slide bar 8 in slide opening 7, outside the both ends of wedge slide bar 8 all extended to slide opening 7, the top fixed mounting of wedge slide bar 8 has piston 9, can inhale or discharge lubricating oil through piston 9's removal.
The utility model discloses in, reset spring has been cup jointed on the wedge slide bar 8, and reset spring's one end fixed mounting is on the bottom side of piston 9, and reset spring's other end fixed mounting can be when wedge slide bar 8 and 14 phase separations of briquetting for wedge slide bar 8 and piston 9 reconversion on the bottom side inner wall of piston chamber 5 through reset spring.
The utility model discloses in, one side fixed mounting of guide rail 1 has briquetting 14 that is located 2 below of coaster, and briquetting 14 and wedge slide bar 8's bottom looks adaptation can extrude wedge slide bar 8 through briquetting 14 and make its rebound, and then drive piston 9 and remove.
The utility model discloses in, roll groove 11 has been seted up on one side inner wall of guide rail groove 13, and fixed mounting has a plurality of balls 12 in the roll groove 11, roll groove 11 and seted up oil outlet 10 on keeping away from one side inner wall of guide rail 1, oil outlet 10 is linked together with piston chamber 5, and the setting of a plurality of balls 12 can be convenient for remove, reduces frictional force.
The utility model discloses in, annular seal groove 15 has all been seted up on the inner wall of inlet port 6 and oil outlet 10, rotates on one side inner wall of annular seal groove 15 and installs gasket 16, and two gaskets 16 set up with inlet port 6 and oil outlet 10 are perpendicular respectively, one side fixed mounting of gasket 16 has the one end of pressure spring, and the other end fixed mounting of pressure spring is on one side inner wall of annular seal groove 15, and setting through gasket 16 can supply lubricating oil to ball 12 when piston 9 rebound, when piston 9 downshifts, can follow and inhale lubricating oil in the storage chamber 3.
The utility model discloses in, all seted up oil supply hole 4 on the one side inner wall that two storage chamber 3 kept away from each other, after lubricating oil used up, can supply through oil supply hole 4.
This practical theory of operation:
when the pulley 2 slides on the guide rail 1, the pulley 2 can be moved conveniently through the arrangement of the plurality of balls 12, the pulley 2 slides to drive the wedge-shaped slide rod 8 to move, when the wedge-shaped slide rod 8 moves to be in contact with the pressing block 14, the pressing block 14 presses the wedge-shaped slide rod 8 to move upwards, the wedge-shaped slide rod 8 moves to drive the piston 9 to move, the reset spring generates elastic deformation and further presses lubricating oil in the piston cavity 5, the lubricating oil only can enter the oil outlet 10 because the oil inlet 6 is blocked by the sealing sheet 16, the lubricating oil enters the oil outlet 10 to press the sealing sheet 16 to open, the pressure spring generates elastic deformation, then the lubricating oil enters the rolling groove 11 through the oil outlet 10 to lubricate the plurality of balls 12 without manual lubrication, when the wedge-shaped slide rod 8 is separated from the pressing block 14, the sealing sheet 16 in the oil outlet 10 is restored to the original state under the reactive, make wedge slide bar 8 reverse displacement under reset spring's reaction force, wedge slide bar 8 removes and drives piston 9 downstream and produce the negative pressure in making piston chamber 5, because oil outlet 10 is blockked up by sealing strip 16, and the air can't flow in, consequently sealing strip 16 in the inlet port 6 is opened, and lubricating oil gets into piston chamber 5 in from storing chamber 3, after lubricating oil runs out, can supply through mend oilhole 4.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. Linear guide rail, comprising a guide rail (1), characterized in that: be equipped with two coasters (2) on guide rail (1), guide rail groove (13) have all been seted up to one side of two coasters (2), the top side of guide rail (1) extends to in two guide rail grooves (13) respectively, set up two storage chamber (3) based on guide rail (1) symmetry on coaster (2), the below of two storage chamber (3) all is equipped with piston chamber (5), has all seted up inlet port (6) on the top side inner wall of two piston chambers (5), and two inlet port (6) are linked together with two storage chamber (3) respectively.
2. A linear guide according to claim 1, wherein: a sliding hole (7) is formed in the inner wall of the bottom side of the piston cavity (5), a wedge-shaped sliding rod (8) is arranged in the sliding hole (7) in a sliding mode, two ends of the wedge-shaped sliding rod (8) extend out of the sliding hole (7), and a piston (9) is fixedly mounted at the top end of the wedge-shaped sliding rod (8).
3. A linear guide according to claim 2, wherein: and a reset spring is sleeved on the wedge-shaped sliding rod (8), one end of the reset spring is fixedly installed on the bottom side of the piston (9), and the other end of the reset spring is fixedly installed on the inner wall of the bottom side of the piston cavity (5).
4. A linear guide according to claim 1, wherein: one side of the guide rail (1) is fixedly provided with a pressing block (14) positioned below the pulley (2), and the pressing block (14) is matched with the bottom end of the wedge-shaped sliding rod (8).
5. A linear guide according to claim 1, wherein: the oil outlet device is characterized in that a rolling groove (11) is formed in the inner wall of one side of the guide rail groove (13), a plurality of balls (12) are fixedly mounted in the rolling groove (11), an oil outlet hole (10) is formed in the inner wall of one side, far away from the guide rail (1), of the rolling groove (11), and the oil outlet hole (10) is communicated with the piston cavity (5).
6. A linear guide according to claim 1, wherein: all seted up ring seal groove (15) on the inner wall of inlet port (6) and oil outlet (10), rotated on one side inner wall of ring seal groove (15) and installed gasket (16), two gaskets (16) set up with inlet port (6) and oil outlet (10) are perpendicular respectively, one side fixed mounting of gasket (16) has the one end of pressure spring, and the other end fixed mounting of pressure spring is on one side inner wall of ring seal groove (15).
7. A linear guide according to claim 1, wherein: the inner wall of one side, far away from each other, of the two storage cavities (3) is provided with an oil supplementing hole (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020342320.6U CN211804834U (en) | 2020-03-18 | 2020-03-18 | Linear guide rail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020342320.6U CN211804834U (en) | 2020-03-18 | 2020-03-18 | Linear guide rail |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211804834U true CN211804834U (en) | 2020-10-30 |
Family
ID=73012048
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020342320.6U Expired - Fee Related CN211804834U (en) | 2020-03-18 | 2020-03-18 | Linear guide rail |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211804834U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116423247A (en) * | 2023-04-12 | 2023-07-14 | 南通国盛精密机械有限公司 | Rust-proof machining center guide rail device |
| CN117869469A (en) * | 2024-02-20 | 2024-04-12 | 苏州凯欧机械科技有限公司 | Self-lubricating formula holds dustproof linear guide |
-
2020
- 2020-03-18 CN CN202020342320.6U patent/CN211804834U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116423247A (en) * | 2023-04-12 | 2023-07-14 | 南通国盛精密机械有限公司 | Rust-proof machining center guide rail device |
| CN116423247B (en) * | 2023-04-12 | 2023-11-17 | 南通国盛精密机械有限公司 | Rust-proof machining center guide rail device |
| CN117869469A (en) * | 2024-02-20 | 2024-04-12 | 苏州凯欧机械科技有限公司 | Self-lubricating formula holds dustproof linear guide |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201030 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |