CN1641256A - Linear sliding rail lubricating system - Google Patents
Linear sliding rail lubricating system Download PDFInfo
- Publication number
- CN1641256A CN1641256A CN 200410000544 CN200410000544A CN1641256A CN 1641256 A CN1641256 A CN 1641256A CN 200410000544 CN200410000544 CN 200410000544 CN 200410000544 A CN200410000544 A CN 200410000544A CN 1641256 A CN1641256 A CN 1641256A
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- CN
- China
- Prior art keywords
- oil
- end cap
- cover plate
- linear slide
- lubrication system
- 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.)
- Granted
Links
- 230000001050 lubricating effect Effects 0.000 title abstract 3
- 239000000314 lubricant Substances 0.000 claims description 39
- 238000005461 lubrication Methods 0.000 claims description 28
- 230000004888 barrier function Effects 0.000 claims description 23
- 230000007935 neutral effect Effects 0.000 claims description 4
- 239000010687 lubricating oil Substances 0.000 abstract description 4
- 239000003921 oil Substances 0.000 description 84
- 239000000446 fuel Substances 0.000 description 10
- 238000007789 sealing Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 230000001737 promoting effect Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
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Abstract
The invention is a structural design about a type of lubricative system of a linear slide-rail. It redesighs the oilway of lubricating oil--ameliorate planar oilway used to be known of linear slide-rail for tridimensional oilway,which makes lubricating oil circulate tridimensionally to interspace of counter-flow vat of above and below balls so that the lubricating oil can contribute to each counter-flow vat to lubricate balls. In addition, it sets up the lubricating location on the matching surface of end cap and cover board, but the slide block, in pairs or groups so that it can also prevent lubricating oil over falling from the matching surface of the end cap and the cover board to a certain degree to advance the leakproofness of oilway.
Description
Technical field
The invention relates to a kind of lubrication system mechanism design of linear slide rail, particularly about a kind of circulation path that redesigns lubricant oil, but the lubricant oil mean allocation of linear slide rail is arrived in each back flash, and promote the sealing of lubrication system.
Background technique
Linear guiding mechanism all is installed on the general board, and linear slide rail is a kind of linear guiding mechanism, and linear slide rail must have sufficient oil lubrication ball, can move normally and not lose working life.
The flow of lubricant path of linear slide rail, as shown in figure 10, on end cap 60, reserve an oil nozzle hole 61 mostly, then by on the faying surface of end cap 60, reserving specific oil circuit 62, match with the end face of slide block and form the flow of lubricant path, lubricant oil then flows on the faying surface of end cap 60 along this circulation path, and is passed to the last back flash 63 of end cap 60 and descends 64 li of back flashes.In addition in order to reduce the cost of manufacturing; usually the faying surface of end cap can be designed to a cover plate; and cover plate is combined in synthetic complete ball back flash on the end cap, and the cover plate of this design is provided with reserves specific oil circuit, and guiding lubricant oil injects the ball back flash of end cap.The lubricant oil of above dual mode flows all at grade, is not easy to allow lubricant oil by average being assigned in each ball back flash usually; Just therefrom capturing branch line as same water pipe goes out, the water yield also can't be gone out at each bar branch line by mean allocation, and cause the ball in the different ball back flashes to lubricate uneven situation easily, and cause the ball inequality in working life of linear slide rail, whole service life is shortened.Moreover because of lubricating oil path is exposed to the fitting surface of end cap and slide block assembling, if its machining accuracy has error or plane roughness not good, then cause the user easily when adding lubricant oil, lubricant oil cooperates plane to overflow from this.
In sum, real necessity that has improvement to progress greatly of the fuel feeding uniformity of the lubrication system of above-mentioned prior art and oil circuit sealing.
Summary of the invention
The present invention elder generation provides a new solution at the fuel feeding inequality of the lubrication system of previous linear slide rail, makes lubrication system of the present invention that a uniform oil supply function can be provided.
The object of the present invention is to provide a kind of lubrication system of linear slide rail, but the lubricant oil mean allocation of linear slide rail lubrication system is arrived in each back flash.
Secondary objective of the present invention is to provide a kind of lubrication system of linear slide rail, and it can promote the oil circuit sealing.
For achieving the above object, the technical solution used in the present invention is as follows:
A kind of lubrication system of linear slide rail, its structure mainly is arranged between slide block end covers at two sides and the cover plate, arrange in pairs or groups mutually by end cap and cover plate, form the three-dimensional space oil circuit, make lubricant oil be the three-dimensional space and be circulated to ball back flash neutral position up and down, be assigned to each ball back flash more fifty-fifty with lubricated ball; And the situation that goes out so can improve the lubricant oil overflow is located on the collocation face of end cap and cover plate in lubricated position.
The oiling direction is the end face oil hole of end cap.The oiling direction also can be the side oil hole of end cap.The oiling direction is the oil hole of slide block top.Be provided with barriers in the cover plate, the unlikely overflow from the fitting surface of end cap and slide block of lubricant oil when making oiling and going out.Barriers is removable barrier structure.
According to last, use beneficial effect of the present invention to be: the present invention is primarily aimed at two Component of linear slide rail: end cap and cover plate redesign a flow of lubricant path; The present invention uses the conversion in space to use: the oil circuit that the oil circuit of traditional two dimensional surface formula is designed to the three-dimensional space formula.The present invention utilizes the mutual collocation of end cap and cover plate, forms the flow of lubricant path on the space, makes lubricant oil be the three-dimensional space and is circulated to ball back flash neutral position up and down, is assigned to each ball back flash more fifty-fifty with lubricated ball.Moreover because of flow of lubricant path of the present invention be the three-dimensional space oil circuit, lubricated position is located on the collocation face of end cap and cover plate, no longer be end cap with collocation face that slide block matches on, so simultaneously can certain degree ground improve lubricant oil overflow and situation of going out from the fitting surface of end cap and slide block.
Secondly, the present invention is for more promoting the oiling sealability, improve the sealability of oiling and on the cover board set up a special barrier structure, this barrier structure is arranged in the cover plate oil hole on the fitting surface of end cap and slide block, the unlikely overflow from the fitting surface of end cap and slide block of lubricant oil when making oiling and going out can be strengthened the sealability of whole oil circuit.Moreover, can be suitable for three kinds of oiling directions commonly used simultaneously for making lubrication system of the present invention, and then barrier structure is designed to removable barrier structure, to improve its versatility.
In order further to understand feature of the present invention and technology contents, see also following relevant embodiments of the present invention explanation and graphic, however this mode of execution and graphic only for explanation and with reference to usefulness, but not in order to the present invention is done any restriction.
Description of drawings
Fig. 1 is the lubrication system schematic perspective view of linear slide rail of the present invention
Fig. 2 is the end cap schematic perspective view of Fig. 1
Fig. 3 is the front schematic perspective view of Fig. 1 cover plate
Fig. 4 is the reverse side schematic perspective view of Fig. 1 cover plate
Fig. 5 is the end cap and the cover plate combination schematic representation of lubrication system of the present invention
Fig. 6 is the generalized section of Fig. 5
Fig. 7 is three kinds of oiling directions of lubrication system of the present invention schematic perspective view
Fig. 8 is the cut-away section schematic representation of Fig. 7
Fig. 9 is the removable structural representation of barriers of cover plate of the present invention
Figure 10 is the end cap schematic representation of traditional linear slide rail lubrication system
10 slide blocks, 11 oil holes, 12 oiling paths
20 end caps, 21 oil holes, 22 guiding oil circuits
23 oil flow holes, 24 oil holes, 25 fuel feeding curved surfaces
25a oil-feed port 26 tapped holes 30 cover plates
31 oil flow holes, 32 guiding oil circuits, 33 oil throughs
34 oil throughs, 35 barriers, 351 annular recess
352 taper grooves, 353 collar flanges, 40 taper instruments
50 retaining screws, 60 end caps, 61 oil holes
64 times back flashes of back flash on 62 oil circuits 63
Embodiment
Fig. 1 is the lubrication system schematic perspective view of linear slide rail of the present invention; Wherein respectively be provided with end cap 20 and cover plate 30, and end cap 20 and cover plate 30 one-tenth capable of being combined turn to the complete back flash of backflow for ball at slide block 10 two ends.
Fig. 2 is the end cap schematic perspective view of Fig. 1; Fig. 3 is the front schematic perspective view of Fig. 1 cover plate; Fig. 4 is the reverse side schematic perspective view of Fig. 1 cover plate; End cap 20 wherein has two oiling directions: the oil hole 21 of end face and the oil hole 24 of side, be injected into the oil flow hole 31 of cover plate 30 from oil hole 21 when lubricant oil, because of barriers 35 has the flow of lubricant of stopping to slide block end face effect, lubricant oil is guided to both sides from guiding oil circuit 32, the oil through 33 that enters both sides then causes cover plate 30 fronts (with the slide block fitting surface) with lubricant oil from cover plate 30 reverse side (with end cap 20 fitting surfaces), then in back flash neutral position (position of about tapped hole 26) up and down by oil through 34, lubricant oil returned again be directed on cover plate 30 reverse side and the fuel feeding curved surface 25 that end cap 20 cooperates, give back flash up and down with fuel feeding, make ball obtain proper lubrication; In addition, if inject lubricant oil from oil hole 24, then lubricant oil can enter guiding oil circuit 22 by oil flow hole 23 and cause oil hole 21 again, equally through above-mentioned flow path and the supreme back flash down of fuel feeding makes ball obtain proper lubrication.
Fig. 5 is the end cap and the cover plate combination schematic representation of lubrication system of the present invention; Fig. 6 is the generalized section of Fig. 5; When lubricant oil is injected by end cap 20 and guided by cover plate 30, flow to the oil through 34 on tapped hole 26 sides from oil through 33, and cover plate 30 forms an oil-feed port 25a after arranging in pairs or groups with the fuel feeding curved surface 25 of end cap 20, the lubricant oil of oil through 34 enters oil-feed port 25a, because oil-feed port 25a is quite tiny, so locate lubricant oil to be separated out, and even fuel feeding is given back flash up and down respectively by capillary phenomenon.
Fig. 7 is three kinds of oiling directions of lubrication system of the present invention schematic perspective view; Fig. 8 is the cut-away section schematic representation of Fig. 7; The present invention is except can be from the oil hole 21 or oil hole 24 oilings of end cap 20, also can be from oil hole 11 fuel feeding of slide block 10 tops, when injecting from oil hole 11, lubricant oil enters oil flow hole 31 and oil hole 21 by the barriers 35 that becomes channel status by oiling path 12, this moment is at oil hole 21 arranged outside retaining screws 50, make 21 one-tenth closed states of oil hole, lubricant oil will cause oil-feed port 25a from guiding oil circuit 32 with above-mentioned path, and back flash was with lubricated ball about fuel feeding was given respectively.
Fig. 9 is the removable structural representation of barriers of cover plate of the present invention; The barriers 35 of cover plate 30 of the present invention is located on the front of oil flow hole 31 (that is with face that slide block cooperates on), and barriers 35 main structures comprise: annular recess 351, taper groove 352 and collar flange 353; Because barriers 35 narrows down and intensity diminishes at the thickness of annular recess 351, exert pressure toward taper groove 352 when using taper instrument 40, just the part that can easily annular recess 351 be surrounded is separated with cover plate 30, and becomes barriers 35 paths of aforementioned through-hole state; In the outer ring part collar flange 353 is arranged from the sealing of oil hole 11 these direction oilings of slide block in order to strengthen in addition, the obstruct wall that becomes this path is guaranteed sealing effect, does not allow lubricant oil overflow.
The lubrication system of linear slide rail at first of the present invention, the two dimensional surface oil circuit of existing linear slide rail is improved to the three-dimensional space oil circuit, make lubricant oil be the three-dimensional space and be circulated to up and down in the middle of the ball back flash, be assigned to each ball back flash more fifty-fifty with lubricated ball.
Secondly flow of lubricant path of the present invention is the three-dimensional space oil circuit, lubricated position is located on the collocation face of end cap and cover plate, no longer be end cap with collocation face that slide block matches on, so simultaneously can certain degree ground improve lubricant oil overflow and situation of going out from the fitting surface of end cap and slide block.
Moreover, the present invention is for more promoting the oiling sealability, improve the sealability of oiling and on the cover board set up a special barrier structure, and for to make barrier structure can be suitable for three kinds of oiling directions commonly used simultaneously, and then barrier structure is designed to removable barrier structure, to improve its versatility.
In sum, the present invention " has the utilizability on the industry " should be unquestionable; In addition, the disclosed structure of the embodiment of the invention is not seen in publication before the application, also not public use has the as above fact of effect enhancement again, hereat in addition, " novelty " of the present invention reaches " progressive " and all meets again, proposes novel patent application in accordance with the law.
Claims (6)
1. the lubrication system of a linear slide rail, it is characterized in that: its structure mainly is arranged between slide block end covers at two sides and the cover plate, arrange in pairs or groups mutually by end cap and cover plate, form the three-dimensional space oil circuit, make lubricant oil be the three-dimensional space and be circulated to ball back flash neutral position up and down, be assigned to each ball back flash more fifty-fifty with lubricated ball; And the situation that goes out so can improve the lubricant oil overflow is located on the collocation face of end cap and cover plate in lubricated position.
2. the lubrication system of linear slide rail according to claim 1, it is characterized in that: the oiling direction is the end face oil hole of end cap.
3. the lubrication system of linear slide rail according to claim 1, it is characterized in that: the oiling direction is the side oil hole of end cap.
4. the lubrication system of linear slide rail according to claim 1 is characterized in that: the oiling direction is the oil hole of slide block top.
5. the lubrication system of linear slide rail according to claim 1 is characterized in that: be provided with barriers in the cover plate, the unlikely overflow from the fitting surface of end cap and slide block of lubricant oil when making oiling and going out.
6. the lubrication system of linear slide rail according to claim 5, it is characterized in that: barriers is removable barrier structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100005444A CN100425901C (en) | 2004-01-14 | 2004-01-14 | Linear sliding rail lubricating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100005444A CN100425901C (en) | 2004-01-14 | 2004-01-14 | Linear sliding rail lubricating system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1641256A true CN1641256A (en) | 2005-07-20 |
| CN100425901C CN100425901C (en) | 2008-10-15 |
Family
ID=34866795
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100005444A Expired - Lifetime CN100425901C (en) | 2004-01-14 | 2004-01-14 | Linear sliding rail lubricating system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100425901C (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100335805C (en) * | 2005-01-21 | 2007-09-05 | 上银科技股份有限公司 | Linear guider lubricators |
| CN101042160B (en) * | 2006-03-20 | 2010-10-06 | 直得科技股份有限公司 | Linear sliding rail |
| CN104565034A (en) * | 2013-10-18 | 2015-04-29 | 上银科技股份有限公司 | Linear slide rail with lubrication structure |
| CN107339319A (en) * | 2017-08-18 | 2017-11-10 | 山东赛尔机械导轨有限公司 | It is a kind of to be easy to dismount and have dust-proof and self-lubricating function line slideway auxiliary concurrently |
| CN109296638A (en) * | 2017-07-24 | 2019-02-01 | 博世力士乐（常州）有限公司 | Linear slide platform and linear mould group with it |
| WO2021008199A1 (en) * | 2019-07-15 | 2021-01-21 | Thk株式会社 | Motion guiding device and lubrication path component used in motion guiding device |
| CN112727920A (en) * | 2021-01-16 | 2021-04-30 | 爱可的工业机器人(深圳)有限公司 | Circulating slip table ball guiding device |
| CN113833753A (en) * | 2021-09-08 | 2021-12-24 | 优必胜（苏州）轴承有限公司 | Lubricating system of linear sliding rail |
| CN117189776A (en) * | 2023-08-22 | 2023-12-08 | 乐清市三环精密机械有限公司 | Self-lubricating rolling ball linear guide rail pair |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW201344072A (en) * | 2012-04-23 | 2013-11-01 | Fang-Xuan Wu | Linear slide with lubrication system |
| TWI509166B (en) * | 2013-08-29 | 2015-11-21 | Hiwin Tech Corp | Linear slide with lubricated structure |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4141038A1 (en) * | 1991-12-12 | 1993-06-17 | Schaeffler Waelzlager Kg | SCRAPER UNIT FOR A BEARING ELEMENT |
| DE4424795C2 (en) * | 1994-03-24 | 2002-04-04 | Ina Schaeffler Kg | Rolling bearings for the linear movement of a supporting body along a guide rail |
| JPH07317761A (en) * | 1994-05-23 | 1995-12-08 | Tsubakimoto Seiko:Kk | Lubrication structure of linear motion bearing |
| JPH09317765A (en) * | 1996-05-27 | 1997-12-09 | Nippon Thompson Co Ltd | Direct acting rolling guide unit |
| CN2404630Y (en) * | 1999-08-16 | 2000-11-08 | 李茂碷 | Linear sliding rail |
| TW572144U (en) * | 2003-02-27 | 2004-01-11 | Advanced Motion Technologies C | Sliding block for linear rail |
-
2004
- 2004-01-14 CN CNB2004100005444A patent/CN100425901C/en not_active Expired - Lifetime
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100335805C (en) * | 2005-01-21 | 2007-09-05 | 上银科技股份有限公司 | Linear guider lubricators |
| CN101042160B (en) * | 2006-03-20 | 2010-10-06 | 直得科技股份有限公司 | Linear sliding rail |
| CN104565034A (en) * | 2013-10-18 | 2015-04-29 | 上银科技股份有限公司 | Linear slide rail with lubrication structure |
| CN109296638A (en) * | 2017-07-24 | 2019-02-01 | 博世力士乐（常州）有限公司 | Linear slide platform and linear mould group with it |
| CN107339319A (en) * | 2017-08-18 | 2017-11-10 | 山东赛尔机械导轨有限公司 | It is a kind of to be easy to dismount and have dust-proof and self-lubricating function line slideway auxiliary concurrently |
| WO2021008199A1 (en) * | 2019-07-15 | 2021-01-21 | Thk株式会社 | Motion guiding device and lubrication path component used in motion guiding device |
| US11905990B2 (en) | 2019-07-15 | 2024-02-20 | Thk Co., Ltd. | Motion guiding device and lubrication path component used in motion guiding device |
| CN112727920A (en) * | 2021-01-16 | 2021-04-30 | 爱可的工业机器人(深圳)有限公司 | Circulating slip table ball guiding device |
| CN113833753A (en) * | 2021-09-08 | 2021-12-24 | 优必胜（苏州）轴承有限公司 | Lubricating system of linear sliding rail |
| CN117189776A (en) * | 2023-08-22 | 2023-12-08 | 乐清市三环精密机械有限公司 | Self-lubricating rolling ball linear guide rail pair |
| CN117189776B (en) * | 2023-08-22 | 2024-05-28 | 乐清市三环精密机械有限公司 | Self-lubricating rolling ball linear guide rail pair |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100425901C (en) | 2008-10-15 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
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Granted publication date: 20081015 |