CN101025197B - Dust-proof structure of slider of linear slide rail - Google Patents
Dust-proof structure of slider of linear slide rail Download PDFInfo
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- CN101025197B CN101025197B CN200610007863A CN200610007863A CN101025197B CN 101025197 B CN101025197 B CN 101025197B CN 200610007863 A CN200610007863 A CN 200610007863A CN 200610007863 A CN200610007863 A CN 200610007863A CN 101025197 B CN101025197 B CN 101025197B
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- dust
- slide rail
- slide block
- positioning groove
- flexible anti
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C29/00—Bearings for parts moving only linearly
- F16C29/08—Arrangements for covering or protecting the ways
- F16C29/084—Arrangements for covering or protecting the ways fixed to the carriage or bearing body movable along the guide rail or track
- F16C29/088—Seals extending in the longitudinal direction of the carriage or bearing body
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bearings For Parts Moving Linearly (AREA)
Abstract
The invention is a slide block dust-proof structure for linear sliding rail, mainly comprising a slide block, and a flexible dust-proof belt, where the inner wall surface of the slide block is equipped with locating groove corresponding to a groove for the top column of steel balls and the flexible dust-proof belt has lip, projecting out of the locating grooves, and the lip contacts with the top surface of the slide rail; the invention can apply the lip to scrape oil stain off the top surface of the slide rail at any time and prevent foreign matters from entering from the top surface of the slide rail into the groove for the top column of steel balls, thus able to achieve better dust-proof function and assure service life of the liner slide rail.
Description
Technical field
The present invention relates to a kind of linear slide rail equipment, be meant a kind of dust-proof structure of slider of linear slide rail especially, it can use the lip of flexible anti-dust lane to strike off the greasy dirt of slide rail upper surface at any time and prevent that foreign matter from entering above-listed steel ball groove from the slide rail upper surface, and reaches preferable dust reduction capability and guarantee linear slide rail working life.
Background technique
Because linear transmitting assemblies product is more and more extensive in the utilization scope of modern industry, various linear transmitting assemblies products have entered within human lives, processing factory and the high technology equipment, for example widely: linear slide rail, ball screw or the like; Big and small different linear slide rail system more is installed among the particularly general large-scale precision facility, though the development of linear transmitting assemblies technology is very rapid, but the consumption user still needs technology constantly to promote, therefore also produce many problems still leaved for development, particularly stable at many needs, quiet high-accuracy manufacturing industry facility field is more continuous that the improved voice of research and development is arranged, and adds the research and development improvement again so the some techno peasant's point poles of present linear transmitting assemblies are treated the personage.
At present general linear slide rail enters rolling assembly place in the slide block for the laying dust that prevents surface, slide rail top or greasy dirt, and the producer can be equiped with dustproof construction by corresponding above-listed steel ball groove at the slide block inwall upside of linear slide rail usually; Common dustproof construction mainly can be divided into following two types:
First kind of U.S. Pat 4 as shown in Figure 1 commonly used, 918, No. 846 invention cases, with the screw locking one dustproof U type sheet metal 10 is arranged in the slide block end, this U type sheet metal 10 uses the spring steel impact briquetting, again dustproof sheet lip 11 is fixed in sheet metal 10 both sides of the edge means of fixation and can adopts the location of fitting, and the locking mode between sheet metal 10 and the slide block divides two partly, the first is holed on the slide block body for sheet metal 10 to the screw location of locking, another part is to cooperate oil nozzle assembly locking location in the slide block outer end, and prior art utilization dustproof sheet lip 11 stops the laying dust or the greasy dirt on surface, slide rail top; Aforementioned existing product is subjected to the underlying cause influence and causes it impracticable:
One, outside linkage editor was numerous and diverse, prior art must be used many screw lockings, partly also need use oil nozzle collocation locking sheet metal 10, and its manufacture cost is quite high as can be known, does not meet economic benefit
Its two, the production process of aforementioned prior art commonly used is numerous and diverse, the producer must first stamped sheet metal 10, dustproof sheet lip 11 is fixed on the sheet metal 10 again, the slide block body also needs boring for locking;
They are three years old, because the material of dustproof sheet lip 11 comes off after applying easily, therefore also can't use the soft flexible material of more soft flexible material more to be difficult to the sticker location, so the laying dust of dustproof sheet lip 11 inboards commonly used still enters in the above-listed steel ball holding part easily;
They are four years old, because dustproof sheet lip 11 is solid for pasting with sheet metal 10, the maintenance personnel are difficult to maintenance at all, have only dustproof sheet lip 11 to change with sheet metal 10, change jobs more again that collocation tool carries out a plurality of screw dismounting operations, so the maintenance of dustproof sheet lip 11 commonly used is difficult for.
Second kind of prior art is to design 5,871, No. 282 invention cases of its structure U.S. Pat as shown in Figure 2 for assembly amount, assembling complexity and the dustproof effect of improving aforementioned first kind of common technology;
Second kind of prior art on slide block 12 internal face directly with screw 16 lockings one sheet metal 13, ejection formation has a pair of lip 14 in the lump when this sheet metal 13 is made, by ejection formation this lip 14 can be made by the tool flexible material, and this lip 14 must divide two partly moulding for the ejection formation location, it partly penetrates than hard in advance and is fixed in sheet metal 13, again can be for contact slide rail 15 upper surfaces in partly go up the ejaculation second layer part flexible than tool than hard; Though the existing institute of aforementioned second kind of prior art improves, still being subjected to underlying cause influences and causes it impracticable;
One, prior art commonly used still will use assemblying runnings such as screw 16, sheet metal 13 and a pair of lip 14, and its manufacture cost is still high, does not meet economic benefit;
Its two, the production process of prior art commonly used is still numerous and diverse, though assembling is simple, this lip 14 must divide two partly moulding for the ejection formation location, and the multiple tracks processing procedure of two kinds of material emission technologies is arranged again, its production complexity is still high;
Its three because second kind of a pair of lip 14 of prior art commonly used be ejection formation, the maintenance personnel are difficult to maintenance at all, have only whole dust prevention system to change, and change jobs more again that collocation tool carries out, so the maintenance of prior art lip 14 commonly used is difficult.
So the demand that solves foregoing problems is along with the exploitation utilization of linear slide rail is more and more universal and urgent gradually, in order to promote dustproof effect, to reduce cost, research and development technology and experience that creator of the present invention was accumulated in linear transmitting assemblies field based on the past, from need not too much to assemble the market demand angle assistant of maintenance process, develop finally dust-proof structure of slider simple, that cost hangs down and can promote the linear slide rail of dustproof effect.
Summary of the invention
First purpose of the present invention provides the dust-proof structure of slider of a kind of simple structure, linear slide rail that cost is low.
For reaching above-mentioned purpose, the present invention only needs to be provided with positioning groove at the corresponding above-listed steel ball groove of slide block madial wall, cooperate again in flexible anti-dust lane that a tool protrudes lip is positioned, the present invention just can use the lip of flexible anti-dust lane to strike off the greasy dirt of slide rail upper surface at any time and prevent that foreign matter from entering above-listed steel ball groove from the slide rail upper surface, slide block is made structure and a flexible anti-dust lane can be finished the dust-proof structure of slider of the linear slide rail that the present invention is a kind of simple structure really, cost is low owing to only need increase.
Another object of the present invention provides a kind of assembling, maintenance to change the dust-proof structure of slider that is easy to linear slide rail.
The present invention only uses for reaching above-mentioned purpose once flexible anti-dust lane can assemble the positioning groove that is positioned at the slide block madial wall fast, and protruding lip is directly to be shaped on the flexible anti-dust lane, so needing only the work of simple location, manufacturing operation personnel of the present invention can finish the dust preventing component assembling, the maintenance personnel more can carry out more changing jobs of flexible anti-dust lane fast, and the present invention is that the dust-proof structure of slider that is easy to linear slide rail is changed in a kind of assembling, maintenance really.
Another object of the present invention provides the dust-proof structure of slider of the preferable linear slide rail in a kind of location, dustproof effect.
The present invention can corresponding above-listed steel ball holding part be provided with the positioning groove that a circulation is led in all sides of slide block madial wall, and cooperates the flexible anti-dust lane of a sealing lopping to be set in positioning groove with elasticity strength, reaches preferable location with the elasticity strength of flexible anti-dust lane.
The technology of relevant this case invention by reaching above-mentioned purpose, being adopted, means and other effect, now after enumerating several preferred embodiments and cooperating the preferred embodiment explanation of Fig. 3, Fig. 4, Fig. 5 and Fig. 6, believe purpose, feature and other advantage of this case invention, when can by one deeply and concrete understanding.
The dust-proof structure of slider of linear slide rail of the present invention mainly is installed in the internal face 21 of a slide block 20, and this slide block 20 is slidingly installed on the slide rail 40, the upper surface 41 that 21 pairs of this internal faces should slide rail 40, and its main structure detailed features is:
The internal face 21 of this slide block 20 is assembled with above-listed steel ball holding part 22, these above-listed steel ball holding part 22 corresponding above-listed steel ball grooves 23 are offered the positioning groove 24 that circulation is led to, this positioning groove 24 is combined by two cannelures 241 and two transverse grooves 242, two cannelures, 241 parallel sliding tracks 40 are axial, and two transverse grooves 242 are arranged at end cap 25 inner side edges of slide block 20 ora terminalis, and the lower edge at this two transverse groove 242 outwards convexes with protuberance 243 in addition;
One flexible anti-dust lane 30, the sealing lopping, and the length of flexible anti-dust lane 30, band footpath is all to positioning groove 24 that should slide block 20, and one-body molded the lip 31 of protrusion arranged in two cannelures, 241 positions that 30 pairs of flexible anti-dust lanes should slide block 20, these flexible anti-dust lane 30 utilization elasticity strength compel to be located at the positioning groove 24 of this slide block 20, and the protrusion lip 31 of this flexible anti-dust lane 30 is outwards protruded by two cannelures 241, and protrude the upper surface 41 that lip 31 is replaced this slide rail 40 of contact, this flexible anti-dust lane 30 compels to be located in two transverse grooves 242 in addition, and it is stopped that the Drop-proof of reaching flexible anti-dust lane 30 is spacing by protuberance 243 of two transverse grooves, 242 lower edges is stable;
The above is the correlation position and the general introduction thereof of each associated component of the present invention.
Whether sealing lopping as for aforementioned flexible anti-dust lane 30 is not most important characteristics of the present invention, the flexible anti-dust lane 30 that does not seal lopping still can be positioned in the positioning groove 24 of this slide block 20, and its orientation type can be that friction is compeled to pull or flexible anti-dust lane 30 mode of add-on type relief members collocation positioning groove 24 convex-concave parts in addition, can designing requirement according to the invention as long as allow flexible anti-dust lane 30 can not break away from positioning groove 24 easily, state clearly at this in advance.
In addition, the positioning groove 24 of slide block 20 of the present invention can be produced on internal face 21, steel ball holding part 22 or the general end cap 25 according to the different product design, the present invention does not arrest the position that qualifying bit groove 24 is provided with, as long as positioning groove 24 is positioned at slide block 20 walls, and its corresponding slide rail 40 contacts are feature technology of the present invention.
Use beneficial effect of the present invention to be: location of the present invention is very stable;
The present invention can fill part and reach foreign matters such as preventing the greasy dirt dust from the problem generation that the slide rail upper surface enters the above-listed steel ball groove of slide rail set, effectively increases the working life of product of the present invention.
Description of drawings
First kind of prior art commonly used of Fig. 1 U type sheet metal stereogram that prevents dust.
Second kind of prior art combination schematic representation commonly used of Fig. 2.
Fig. 3 the present invention makes up schematic representation.
Fig. 4 slide block interior wall construction of the present invention stereogram.
The flexible anti-dust lane stereogram of Fig. 5 the present invention.
Fig. 6 three-dimensional combination figure of the present invention.
The figure number explanation
" prior art commonly used "
Screw 16
" the present invention "
Steel ball holding part 22 steel ball grooves 23
End cap 25
Flexible anti-dust lane 30 protrudes lip 31
Embodiment
For asking the preferred embodiment that clearly demonstrates the present invention, below all assemblies of explanation preferred embodiment, action change, and describe at the running explanation of 3,6 figure in advance:
The present invention is provided with the positioning groove 24 of a cyclic pattern in end cap 25 and last steel ball holding part 22, because circulation positioning groove 24 has two cannelures 241 and two transverse grooves 242, so cannelure 241 can limit flexible anti-dust lane 30 and laterally move, and can limiting flexible anti-dust lane 30, transverse groove 242 vertically moves, in addition this flexible anti-dust lane 30 is stablized by the protuberance 243 of two transverse grooves, 242 lower edges and is stopped that the Drop-proof of reaching flexible anti-dust lane 30 is spacing; So location of the present invention is very stable.
During running, the elastic material of flexible anti-dust lane 30 need not use any instrument when making its assembling, the operating personnel is as long as be inserted in circulation positioning groove 24 interior (shown in the 6th figure) after will flexible anti-dust lane 30 opening distortion outward with elasticity, after assembling is finished, this protrusion lip 31 is replaced the upper surface 41 of this slide rail 40 of contact, fill part and reach foreign matters such as preventing the greasy dirt dust, effectively increase the working life of product of the present invention from the problem generation that slide rail 40 upper surfaces 41 enter the above-listed steel ball groove 23 of slide rail set.
What deserves to be mentioned is that the linear slide rail design that more and more often appears on the manufacturing mechanism needs more simple dust preventing structure and design really, in order to avoid cross the obstruction that high cost forms industrial progress on the contrary; The present invention only needs to be provided with positioning groove at the corresponding above-listed steel ball groove of slide block madial wall, cooperate again in flexible anti-dust lane that a tool protrudes lip is positioned, just can use the lip of flexible anti-dust lane to strike off the greasy dirt of slide rail upper surface and prevent that foreign matter from entering above-listed steel ball groove from the slide rail upper surface at any time, the dust-proof structure of slider of the linear slide rail that clear and definite is a kind of simple structure in fact, cost is low.
In sum, the innovation structure of this case design comprises a slide block, a flexible anti-dust lane, and the corresponding above-listed steel ball groove of this slide block interior sidewall surface is provided with positioning groove, and flexible anti-dust lane has the lip that protrudes positioning groove, and lip then contacts with the slide rail upper surface; The present invention can use the lip of flexible anti-dust lane to strike off the greasy dirt of slide rail upper surface at any time and prevent that foreign matter from entering above-listed steel ball groove from the slide rail upper surface, can reach preferable dust reduction capability and guarantee linear slide rail working life; So the present invention has the utilizability of industry should be unquestionable, in addition, the feature technology of being exposed in this case embodiment, before application, also do not see all publications, also be not disclosed use, had the fact of effect enhancement as mentioned above, novelty of the present invention and progressive have all met patent statute, the whence proposes the application of patent of invention in accordance with the law, requests and gives examination and grant quasi patent early, and the true feeling moral just.
Claims (2)
1. the dust-proof structure of slider of a linear slide rail is characterized in that: mainly comprise:
One slide block (20), offer the positioning groove (24) that circulation is led at the corresponding above-listed steel ball groove of internal face (21) (23), this positioning groove (24) is combined by two cannelures (241) and two transverse grooves (242), this two cannelure (241) parallel sliding track (40) is axial, this two transverse groove (242) is arranged at slide block (20) end, this two transverse groove (242) lower edge of the positioning groove (24) of this slide block (20) outwards convexes with protuberance (243), and this slide block (20) internal face (21) is to upper surface (41) that should slide rail (40); And
At least one flexible anti-dust lane (30), this flexible anti-dust lane (30) sealing lopping, this flexible anti-dust lane (30) is to positioning groove (24) that should slide block (20), and protrusion lip (31) arranged in that the corresponding positioning groove of flexible anti-dust lane (30) (24) is one-body molded, this flexible anti-dust lane (30) utilization elastic force is positioned in the positioning groove (24) of this slide block (20), and the protrusion lip (31) of this flexible anti-dust lane (30) is outwards to be protruded by positioning groove (24), this flexible anti-dust lane (30) is stopped by the protuberance (243) of two transverse grooves (242) lower edge is stable, and protrudes the upper surface that lip (31) is replaced this slide rail of contact (40).
2. the dust-proof structure of slider of linear slide rail according to claim 1, it is characterized in that: the internal face (21) of this slide block (20) is assembled with above-listed steel ball holding part (22), two cannelures (241) of this above-listed steel ball holding part (22) respective production positioning groove (24), and two transverse grooves (242) of positioning groove (24) are arranged at end cap (25) inner side edge of slide block (20) ora terminalis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200610007863A CN101025197B (en) | 2006-02-21 | 2006-02-21 | Dust-proof structure of slider of linear slide rail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200610007863A CN101025197B (en) | 2006-02-21 | 2006-02-21 | Dust-proof structure of slider of linear slide rail |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101025197A CN101025197A (en) | 2007-08-29 |
| CN101025197B true CN101025197B (en) | 2010-05-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200610007863A Active CN101025197B (en) | 2006-02-21 | 2006-02-21 | Dust-proof structure of slider of linear slide rail |
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| Country | Link |
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| CN (1) | CN101025197B (en) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101612625B (en) * | 2008-06-25 | 2012-05-23 | 全球传动科技股份有限公司 | Manufacturing method of dustproof unit |
| JP5358652B2 (en) * | 2011-11-09 | 2013-12-04 | Ｔｈｋ株式会社 | Exercise guidance device |
| CN103331830B (en) * | 2013-07-09 | 2016-08-10 | 苏州协鑫光伏科技有限公司 | Reel railroad for multi-wire cutting machine for silicon wafer |
| TWI579472B (en) * | 2014-01-28 | 2017-04-21 | 銀泰科技股份有限公司 | Dust-proof structure on the bottom of a slider |
| CN105257697A (en) * | 2015-09-28 | 2016-01-20 | 温州台诠机械有限公司 | Novel linear slideway with dustproof sheet |
| CN105539104A (en) * | 2015-12-15 | 2016-05-04 | 中国航空工业集团公司成都飞机设计研究所 | Anti-blocking combined sliding rail |
| CN107269692B (en) * | 2016-04-08 | 2020-04-21 | 上银科技股份有限公司 | Linear sliding rail with upper dustproof element |
| CN106041541A (en) * | 2016-06-24 | 2016-10-26 | 滁州欧博特电子制造有限公司 | Dustproof guide rail moving smoothly |
| CN108223572B (en) * | 2018-03-09 | 2024-01-30 | 济南蓝海传动机械有限公司 | Dustproof linear slide rail |
| CN113048147A (en) * | 2021-03-11 | 2021-06-29 | 北京博鲁斯潘精密机床有限公司 | High-precision linear motion guide rail of numerical control machine tool |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5492412A (en) * | 1994-04-28 | 1996-02-20 | Nsk Ltd. | Ball retainer with an inner seal for a linear guide apparatus |
| US6113272A (en) * | 1998-05-28 | 2000-09-05 | Thk Co., Ltd. | Rolling motion guide apparatus |
| US6857780B2 (en) * | 2002-11-15 | 2005-02-22 | Phd, Inc. | Rodless slide assembly |
-
2006
- 2006-02-21 CN CN200610007863A patent/CN101025197B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5492412A (en) * | 1994-04-28 | 1996-02-20 | Nsk Ltd. | Ball retainer with an inner seal for a linear guide apparatus |
| US6113272A (en) * | 1998-05-28 | 2000-09-05 | Thk Co., Ltd. | Rolling motion guide apparatus |
| US6857780B2 (en) * | 2002-11-15 | 2005-02-22 | Phd, Inc. | Rodless slide assembly |
Non-Patent Citations (1)
| Title |
|---|
| JP特开平9-53639A 1997.02.25 |
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| Publication number | Publication date |
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| CN101025197A (en) | 2007-08-29 |
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