TWI698592B - Dust-proof reinforced structure - Google Patents
Dust-proof reinforced structure Download PDFInfo
- Publication number
- TWI698592B TWI698592B TW109100153A TW109100153A TWI698592B TW I698592 B TWI698592 B TW I698592B TW 109100153 A TW109100153 A TW 109100153A TW 109100153 A TW109100153 A TW 109100153A TW I698592 B TWI698592 B TW I698592B
- Authority
- TW
- Taiwan
- Prior art keywords
- plate
- dust
- reinforced structure
- proof
- vertical
- Prior art date
Links
Images
Classifications
-
- 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
- F16C29/04—Ball or roller bearings
- F16C29/06—Ball or roller bearings in which the rolling bodies circulate partly without carrying load
- F16C29/0602—Details of the bearing body or carriage or parts thereof, e.g. methods for manufacturing or assembly
-
- 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
- F16C29/005—Guide rails or tracks for a linear bearing, i.e. adapted for movement of a carriage or bearing body there along
-
- 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
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/72—Sealings
- F16C33/76—Sealings of ball or roller bearings
- F16C33/78—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members
- F16C33/7803—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members suited for particular types of rolling bearings
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bearings For Parts Moving Linearly (AREA)
- Sealing With Elastic Sealing Lips (AREA)
- Sealing Of Bearings (AREA)
Abstract
Description
本發明係涉及一種線性滑軌;特別是指用於線性滑軌之一種可防塵的加強構造之創新結構型態揭示者。The present invention relates to a linear slide rail; in particular, it refers to an innovative structural type revealer of a dust-proof reinforced structure for the linear slide rail.
線性滑軌廣泛應用於精密機械,習知線性滑軌包括一滑軌、一滑座、多列的滾動體、一加強片及二刮刷器,其中該滑軌滑嵌通過該滑座,該滑軌與該滑座可循著該滑軌的軸向相對位移,該滾動體則於該滑座與該滑軌相對應形成的軌道及該滑座的迴圈狀通道內運行,該滑座兩端分別設有一迴流器,該加強片的兩端分別設於該滑座之迴流器的外側,強化該迴流器對抗該滾動體運行的強度,各該刮刷器分別設於該滑座的兩端,用於對該滑軌的兩側部分形成刮刷作用,藉此移除該滑軌的兩側部分所沾染的灰塵或異物,使得該滑軌與該滑座的相對位移順暢。Linear slides are widely used in precision machinery. The conventional linear slides include a slide, a slide, multiple rows of rolling elements, a reinforcing piece and two wipers, where the slide is slidably embedded through the slide, the The sliding rail and the sliding seat can follow the axial relative displacement of the sliding rail, and the rolling body runs in the track formed by the sliding seat and the sliding rail and the loop-shaped channel of the sliding seat. The sliding seat Both ends are respectively provided with a return device, the two ends of the reinforcing sheet are respectively arranged on the outer side of the return device of the sliding seat to strengthen the strength of the return device against the running of the rolling element, and each wiper is respectively arranged on the sliding seat The two ends are used to form a scraping effect on the two sides of the sliding rail, thereby removing dust or foreign matter contaminated by the two sides of the sliding rail, so that the relative displacement of the sliding rail and the sliding seat is smooth.
查,該習知線性滑軌於實際應用經驗中發現仍舊存在下述問題與缺弊:該習知線性滑軌的底緣於該滑座與該滑軌相鄰處,容易形成可提供灰塵滲入的狹隙,若灰塵通過此等狹隙進入該滑座與該滑軌之間,微小的灰塵也可能導致該滾動體的運行不順暢。It is found that the following problems and shortcomings still exist in the conventional linear slide rail in practical application experience: the bottom edge of the conventional linear slide rail is adjacent to the slide seat and the slide rail, which is easy to form and provide dust infiltration. If the dust enters between the sliding seat and the sliding rail through these narrow gaps, the tiny dust may also cause the running of the rolling element to not be smooth.
是以,針對上述習知線性滑軌技術所存在之問題點,如何研發出一種能夠更具理想實用性之創新構造,實有待相關業界再加以思索突破之目標及方向者;有鑑於此,發明人本於多年從事相關產品之製造開發與設計經驗,針對上述之目標,詳加設計與審慎評估後,終得一確具實用性之本發明。Therefore, in view of the above-mentioned problems of the conventional linear slide technology, how to develop an innovative structure that can be more ideal and practical is really awaiting the relevant industry to think about the goal and direction of the breakthrough; in view of this, the invention With many years of experience in manufacturing, development and design of related products, human-centered people, after detailed design and careful evaluation for the above goals, finally came up with a practical invention.
本發明之主要目的,係在提供一種可防塵的加強構造,其所欲解決之技術問題,係針對如何研發出一種更具理想實用性之新式可防塵的加強構造為目標加以思索創新突破。The main purpose of the present invention is to provide a dust-proof reinforced structure, and the technical problem to be solved is to think about and make innovative breakthroughs for the goal of developing a new type of dust-proof reinforced structure with more ideal practicality.
基於前述目的,本發明解決問題之技術特點,主要在於該可防塵的加強構造係用於一線性滑軌,該線性滑軌包括一滑軌、一滑座、二迴流器及二刮刷器,其中該滑軌滑嵌通過該滑座,各該迴流器分別設於該滑座的兩端,各該刮刷器分別與各該迴流器相接;該可防塵的加強構造,包括:Based on the foregoing objective, the technical feature of the present invention to solve the problem is mainly that the dust-proof reinforced structure is used for a linear slide, and the linear slide includes a slide, a slide, two returners and two wipers, The sliding rail is slidably embedded through the sliding seat, each of the returners are respectively arranged at two ends of the slide seat, and each of the wipers is connected with each of the returners; the dust-proof reinforced structure includes:
二立板,各該立板彼此相對,各該立板分別設於各該刮刷器與各該迴流器之間,據使各該立板相對夾設各該迴流器及該滑座,各該立板分別於底緣向上形成一缺口;Two vertical plates, each of the vertical plates is opposite to each other, each of the vertical plates is respectively arranged between each of the wiper and each of the reflow device, and each of the vertical plates is oppositely sandwiched between the reflow device and the sliding seat, each The vertical plates respectively form a gap on the bottom edge upward;
一銜接板,該銜接板主要由一第一板部及一第二板部側向相鄰所構成,該第一板部的兩端分別與各該立板的底緣相接,該第二板部的兩端分別指向各該缺口;以及An adapter plate, the adapter plate is mainly composed of a first plate portion and a second plate portion adjacent to the side, the two ends of the first plate portion are connected with the bottom edge of each vertical plate, the second plate The two ends of the board point to the notches respectively; and
具有彈性的一防塵片,該防塵片主要由一搭接部、一遮蓋部及二勾持部一體構成,其中該搭接部與該遮蓋部側向鄰接,該搭接部於頂緣凹陷一嵌槽,該嵌槽的兩端與該搭接部的兩端鄰近,該第二板部側向嵌伸於該嵌槽,各該勾持部分別貼靠於該第二板部的頂緣,且各該勾持部分別與該搭接部鄰近兩端處的頂緣相接,該遮蓋部遮蓋該滑座與該滑軌相鄰處,據此防止灰塵滲入該滑座與該滑軌之間,該遮蓋部的兩端分別凸伸於各該缺口並與各該立板的底緣相對,據使該遮蓋部的兩端分別與各該刮刷器鄰近。A dust-proof sheet with elasticity, the dust-proof sheet is mainly composed of an overlapping part, a covering part and two hooking parts integrally, wherein the overlapping part is laterally adjacent to the covering part, and the overlapping part is recessed at the top edge. An embedding groove, both ends of the embedding groove are adjacent to both ends of the overlapping portion, the second plate portion is inserted into the embedding groove laterally, and each of the hooking portions respectively abuts against the top edge of the second plate portion , And each of the hooking portions is respectively connected with the top edges of the adjacent two ends of the overlapping portion, and the covering portion covers the adjacent portion of the sliding seat and the sliding rail, thereby preventing dust from penetrating into the sliding seat and the sliding rail In between, the two ends of the covering portion respectively protrude from each of the notches and are opposite to the bottom edge of each vertical plate, so that the two ends of the covering portion are respectively adjacent to each of the wipers.
本發明之主要效果與優點,係能夠藉由該防塵片之該遮蓋部遮蓋該滑座與該滑軌相鄰處,防止灰塵滲入該滑座與該滑軌之間。The main effect and advantage of the present invention is that the covering part of the dust-proof sheet can cover the adjacent part of the sliding seat and the sliding rail to prevent dust from penetrating between the sliding seat and the sliding rail.
請參閱第1圖至第9圖所示,係本發明可防塵的加強構造之較佳實施例,惟此等實施例僅供說明之用,在專利申請上並不受此結構之限制。Please refer to Figures 1 to 9, which are preferred embodiments of the dust-proof reinforced structure of the present invention. However, these embodiments are for illustrative purposes only and are not limited by this structure in the patent application.
所述可防塵的加強構造係用於一線性滑軌01,該線性滑軌01包括一滑軌02、一滑座03、二迴流器04及二刮刷器05,其中該滑軌02滑嵌通過該滑座03,各該迴流器04分別設於該滑座03的兩端,各該刮刷器05分別與各該迴流器04相接。The dust-proof reinforced structure is used for a
本發明所述可防塵的加強構造,包括二立板10、一銜接板20及具有彈性的一防塵片30,其中各該立板10彼此相對,各該立板10分別設於各該刮刷器05與各該迴流器04之間,據使各該立板10相對夾設各該迴流器04及該滑座03,各該立板10分別於底緣向上形成一缺口12;該銜接板20主要由一第一板部22及一第二板部24側向相鄰所構成,該第一板部22的兩端分別與各該立板10的底緣相接,各該立板10可分別形成彎弧狀的一銜接部16與該第一板部22相接,該第二板部24的兩端分別指向各該缺口12;該防塵片30係由具有彈性的材料構成,且該防塵片30選用軟性材料成型而得為較佳,該防塵片30主要由一搭接部32、一遮蓋部34及二勾持部36一體構成,其中該搭接部32與該遮蓋部34側向鄰接,該搭接部32於頂緣凹陷一嵌槽38,該嵌槽38的兩端與該搭接部32的兩端鄰近,該第二板部24側向嵌伸於該嵌槽38,各該勾持部36分別貼靠於該第二板部24的頂緣,且各該勾持部36分別與該搭接部32鄰近兩端處的頂緣相接,據使該銜接板20與該防塵片30相接,該遮蓋部34遮蓋該滑座03與該滑軌02相鄰處,據此防止灰塵滲入該滑座03與滑軌02之間,該遮蓋部34的兩端分別凸伸於各該缺口12並與各該立板10的底緣相對,據使該遮蓋部34的兩端分別與各該刮刷器05鄰近。The dust-proof reinforced structure of the present invention includes two
藉由上述結構組成型態與技術特徵,本發明所述可防塵的加強構造使用上如第1圖至第5圖所示,主要係藉由各該立板10相對夾持限制該滑座03及各該迴流器04,而可強化該迴流器04對抗該滑座03所設之滾動體(圖中未示)運行的強度。Based on the above-mentioned structural composition and technical features, the dust-proof reinforced structure of the present invention is used as shown in Figures 1 to 5, and is mainly used to limit the sliding
本發明並藉由該防塵片30之該遮蓋部34遮蓋該滑座03與該滑軌02相鄰處,據此防止灰塵滲入該滑座03與該滑軌02之間;配合該第二板部24嵌伸於該搭接部32之該嵌槽38,各該勾持部36分別貼靠於該第二板部24的頂緣,而可提高該銜接板20與該防塵片30的結合強度,且本發明所述可防塵的加強構造設置於該線性滑軌01時,該勾持部36夾設於該搭接部32與該滑座03、該迴流器04之間,該銜接板20與該滑座03相對夾擠各該勾持部36,提高本發明所述可防塵的加強構造與該滑座03相對定位的可靠度,該滑座03與該滑軌02相對線性運動時,藉由該勾持部36的材料彈性,避免該銜接板20及該防塵片30產生晃動現象,提高防止灰塵滲入該滑座03與該滑軌02之間的可靠度;藉由該缺口12的形成,該遮蓋部34的兩端得以凸伸於該缺口12而與各該刮刷器05更為鄰近,藉此提高該遮蓋部34遮蓋防塵的範圍。In the present invention, the covering
如第3圖及第7圖所示,沿著垂直該第一板部22並與該立板10平行的方向,該搭接部32的底緣位於該第一板部22的底緣與該立板10之間,當外界異物由該銜接板20的方向側相對碰撞時,該第一板部22對該防塵片30形成側向防護,避免外界異物直接碰觸該防塵片30。As shown in Figures 3 and 7, along the direction perpendicular to the
如第2圖所示,各該立板10分別貫穿一掛孔14,各該立板10分別藉該掛孔14與各該迴流器04之凸出部042掛接,據使本發明所述可防塵的加強構造設置於該線性滑軌01。As shown in Figure 2, each
如第3圖至第7圖所示,沿著垂直該第一板部22並與該立板10平行的方向,該第一板部22與該第二板部24形成高度落差,且該銜接板20於該第一板部22與該第二板部24之間進一步形成一斜板部26,該斜板部26的兩側分別與第一板部22及該第二板部24鄰接,據此構成該銜接板20者。As shown in Figures 3 to 7, along a direction perpendicular to the
如第6圖所示,該遮蓋部34的兩端分別向該第一板部22的方向延伸於該搭接部32的兩端外部。As shown in FIG. 6, both ends of the
如第10圖所示,本發明所述可防塵的加強構造製作時,可先行利用金屬板衝壓形成該立板10及該銜接板20,且該立板10與該銜接板20呈展開狀態,並於該立板10與該銜接板20鄰接處預先形成該缺口12,而後於該銜接板20之該第二板部24以具有彈性的材料形成該防塵片30,再將各該立板10與該銜接板20相對彎折,即可構成本發明所述可防塵的加強構造,由於該缺口12的預先形成,使得各該立板10與該銜接板20相對彎折加工時,該防塵片30不會造成干涉。As shown in Figure 10, when the dust-proof reinforced structure of the present invention is manufactured, the
01:線性滑軌 02:滑軌 03:滑座 04:迴流器 042:凸出部 05:刮刷器 10:立板 12:缺口 14:掛孔 16:銜接部 20:銜接板 22:第一板部 24:第二板部 26:斜板部 30:防塵片 32:搭接部 34:遮蓋部 36:勾持部 38:嵌槽 4:防塵片的部分放大顯示於第4圖 9:立板與防塵片的部分放大顯示於第9圖01: Linear slide 02: Slide 03: Slide 04: Reflux 042: protrusion 05: Scraper 10: Vertical board 12: gap 14: Hanging hole 16: Convergence 20: Connection board 22: The first board 24: The second board 26: Inclined board 30: Dustproof sheet 32: Lap joint 34: cover part 36: hook part 38: Insert groove 4: The part of the dustproof sheet is enlarged and shown in Figure 4 9: The part of the vertical board and the dust-proof sheet is enlarged and shown in Figure 9
第1圖係本發明較佳實施例設置於一線性滑軌的立體圖。 第2圖係兩個本發明較佳實施例設置於一線性滑軌的立體分解圖。 第3圖係兩個本發明較佳實施例設置於一線性滑軌之部分剖視示意圖,顯示防塵片遮蓋滑座與滑軌之間的狀態。 第4圖係第3圖於防塵片部分的部分放大圖。 第5圖係本發明較佳實施例於一端部分的部分立體示意圖。 第6圖係本發明較佳實施例的立體分解圖。 第7圖係本發明較佳實施例的前視剖面圖。 第8圖係本發明較佳實施例的左側視圖。 第9圖係第8圖於立板與防塵片部分的部分放大圖。 第10圖係本發明較佳實施例展開狀態的立體圖。 Figure 1 is a perspective view of the preferred embodiment of the present invention installed on a linear slide. Figure 2 is an exploded perspective view of two preferred embodiments of the present invention arranged on a linear slide. Figure 3 is a schematic partial cross-sectional view of two preferred embodiments of the present invention disposed on a linear slide rail, showing the state in which the dust-proof sheet covers the sliding seat and the slide rail. Figure 4 is a partial enlarged view of Figure 3 at the dust-proof sheet. Figure 5 is a partial perspective view of the preferred embodiment of the present invention at one end. Figure 6 is an exploded perspective view of a preferred embodiment of the present invention. Figure 7 is a front sectional view of a preferred embodiment of the present invention. Figure 8 is a left side view of the preferred embodiment of the present invention. Figure 9 is a partial enlarged view of Figure 8 on the vertical plate and the dust-proof sheet. Figure 10 is a perspective view of the preferred embodiment of the present invention in an unfolded state.
01:線性滑軌 01: Linear slide
02:滑軌 02: Slide
03:滑座 03: Slide
04:迴流器 04: Reflux
042:凸出部 042: protrusion
05:刮刷器 05: Scraper
10:立板 10: Vertical board
14:掛孔 14: Hanging hole
20:銜接板 20: Connection board
30:防塵片 30: Dustproof sheet
Claims (7)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
TW109100153A TWI698592B (en) | 2020-01-03 | 2020-01-03 | Dust-proof reinforced structure |
JP2020122510A JP2021110455A (en) | 2020-01-03 | 2020-07-17 | Dustproof reinforcement structure |
KR1020200092869A KR20210088406A (en) | 2020-01-03 | 2020-07-27 | Dust-proof reinforced structure |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
TW109100153A TWI698592B (en) | 2020-01-03 | 2020-01-03 | Dust-proof reinforced structure |
Publications (2)
Publication Number | Publication Date |
---|---|
TWI698592B true TWI698592B (en) | 2020-07-11 |
TW202126923A TW202126923A (en) | 2021-07-16 |
Family
ID=72601934
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW109100153A TWI698592B (en) | 2020-01-03 | 2020-01-03 | Dust-proof reinforced structure |
Country Status (3)
Country | Link |
---|---|
JP (1) | JP2021110455A (en) |
KR (1) | KR20210088406A (en) |
TW (1) | TWI698592B (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114076149A (en) * | 2020-08-18 | 2022-02-22 | 银泰科技股份有限公司 | Reinforcing structure capable of sealing roller type linear slide rail feeding port |
CN114076148A (en) * | 2020-08-18 | 2022-02-22 | 银泰科技股份有限公司 | Fastener with feeding port |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI503489B (en) * | 2012-05-23 | 2015-10-11 | Chieftech Prec Co Ltd | Circulation maintaining device and its half mediate plates for linear slide assembly |
CN206111850U (en) * | 2016-10-28 | 2017-04-19 | 丽水市宇立精密机械有限公司 | Linear slide rail |
CN208397128U (en) * | 2018-06-07 | 2019-01-18 | 上银科技股份有限公司 | The lubrication mould group of linear slide rail mould group |
CN208397127U (en) * | 2018-06-01 | 2019-01-18 | 鋐通企业股份有限公司 | Can adjust automatically back-flow component position sliding rail |
-
2020
- 2020-01-03 TW TW109100153A patent/TWI698592B/en active
- 2020-07-17 JP JP2020122510A patent/JP2021110455A/en active Pending
- 2020-07-27 KR KR1020200092869A patent/KR20210088406A/en unknown
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI503489B (en) * | 2012-05-23 | 2015-10-11 | Chieftech Prec Co Ltd | Circulation maintaining device and its half mediate plates for linear slide assembly |
CN206111850U (en) * | 2016-10-28 | 2017-04-19 | 丽水市宇立精密机械有限公司 | Linear slide rail |
CN208397127U (en) * | 2018-06-01 | 2019-01-18 | 鋐通企业股份有限公司 | Can adjust automatically back-flow component position sliding rail |
CN208397128U (en) * | 2018-06-07 | 2019-01-18 | 上银科技股份有限公司 | The lubrication mould group of linear slide rail mould group |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114076149A (en) * | 2020-08-18 | 2022-02-22 | 银泰科技股份有限公司 | Reinforcing structure capable of sealing roller type linear slide rail feeding port |
CN114076148A (en) * | 2020-08-18 | 2022-02-22 | 银泰科技股份有限公司 | Fastener with feeding port |
CN114076149B (en) * | 2020-08-18 | 2024-03-15 | 银泰科技股份有限公司 | Reinforcing structure capable of sealing roller type linear slide rail feed inlet |
CN114076148B (en) * | 2020-08-18 | 2024-06-21 | 银泰科技股份有限公司 | Fastener with feeding hole |
Also Published As
Publication number | Publication date |
---|---|
TW202126923A (en) | 2021-07-16 |
KR20210088406A (en) | 2021-07-14 |
JP2021110455A (en) | 2021-08-02 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
TWI698592B (en) | Dust-proof reinforced structure | |
US6209278B1 (en) | Flooring panel | |
AU2009337847B2 (en) | Panel, in particular floor panel | |
TWI582315B (en) | Rolling element accommodating tool | |
KR101605471B1 (en) | Seal structure using metal gasket | |
JP2008528894A (en) | Linear rolling bearing | |
CN113090671B (en) | Dustproof reinforced structure | |
CN210122992U (en) | Combined type dustproof construction of linear slider | |
TWI576520B (en) | Screwless linear slide | |
TWI431205B (en) | Dust-proof device for a linear guideway | |
KR200386263Y1 (en) | A floor panel | |
JPS6316410Y2 (en) | ||
US7748905B2 (en) | Linear motion rolling guide unit | |
JP3559798B2 (en) | Roller chain top plate | |
JPS58213901A (en) | Rail insulating pad assembly | |
JP2020005543A (en) | Front/back side protection cover | |
EP1061191A2 (en) | A clip for mounting on a flange | |
CN210949545U (en) | Dust-proof piece for linear slide rail and linear slide rail with same | |
JP3814004B2 (en) | Slide rail | |
KR102681764B1 (en) | Assemblying type mat block | |
JP4785602B2 (en) | Pit lid | |
JP2016135956A (en) | Terminal member of rail for sash roller | |
KR100456521B1 (en) | Improved mat strip | |
TWM602836U (en) | Scraper device | |
TWM515603U (en) | Linear sliding device with full dustproof function |