CN112994317B - Dustproof high-speed low-noise HR linear sliding block - Google Patents
Dustproof high-speed low-noise HR linear sliding block Download PDFInfo
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- CN112994317B CN112994317B CN202110164099.9A CN202110164099A CN112994317B CN 112994317 B CN112994317 B CN 112994317B CN 202110164099 A CN202110164099 A CN 202110164099A CN 112994317 B CN112994317 B CN 112994317B
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- block
- end cover
- groove
- sliding
- sliding block
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/10—Casings or enclosures characterised by the shape, form or construction thereof with arrangements for protection from ingress, e.g. water or fingers
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
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- Bearings For Parts Moving Linearly (AREA)
Abstract
The invention discloses a dustproof high-speed low-noise HR linear sliding block which comprises a sliding seat, wherein the side part of the sliding seat is fixedly connected with two groups of second convex blocks, one side of one group of the second convex blocks is fixedly provided with a first end cover through a first bolt, one side of the other group of the second convex blocks is fixedly provided with a second end cover through a second bolt, one side of each of the first end cover and the second end cover is fixedly connected with a first lug, one side of each first lug is fixedly provided with an insertion block, one side of the second bump is provided with a slot, the invention seals the gap between the sliding seat and the end cover, improves the sealing performance of a dustproof system, reduces the possibility that dust enters the linear sliding block in the using process, the sliding block is smoother in the operation process to a certain extent, abrasion between the sliding block and the sliding rail is reduced, and the service life of the linear sliding block is prolonged.
Description
Technical Field
The invention belongs to the technical field of linear sliders, and particularly relates to a dustproof high-speed low-noise HR linear slider.
Background
The linear sliding block is used for the linear reciprocating motion occasion, can bear certain torque, and can realize high-precision linear motion under the condition of high load. The linear slide block is mainly used on a mechanical structure with higher precision requirement, and rolling steel balls are used between a moving element and a fixed element of the linear slide block instead of intermediate media. The linear sliding block mainly comprises the following parts: the bearing system, the circulating system, the dustproof system and the lubricating system, wherein the circulating system consists of various backflow components, including an end cover, a backflow channel, a ball retainer and the like, and the rolling component can perform reciprocating circulating rolling between the sliding block and the sliding rail through the backflow components; and before the sliding block is not installed on the sliding rail, the (retainer) is used for supporting the rolling assembly to prevent the rolling assembly (the ball and the roller) from falling off the sliding block.
However, the gap between the sliding seat and the end cover is large in the installation process of the linear sliding block in the prior art, the sealing performance of the existing dustproof system is not high, dust enters the inside of the sliding block from the gap when the linear sliding block is used, the smoothness degree of the sliding block in use is reduced, the abrasion degree of the sliding block and the sliding rail is increased, the service life of the linear sliding block is prolonged to a certain extent, and therefore the problem existing in the prior art is solved by providing the dustproof high-speed low-noise HR linear sliding block.
Disclosure of Invention
The invention aims to provide a dustproof high-speed low-noise HR linear sliding block, which plugs the gap between a sliding seat and an end cover, improves the sealing property of a dustproof system, reduces the possibility that dust enters the sliding block in the using process of the linear sliding block, the sliding block is smoother in the running process to a certain extent, the abrasion between the sliding block and the sliding rail is reduced, thereby improving the service life of the linear slide block, solving the problems that the prior art proposes that the clearance between the slide seat and the end cover is larger in the installation process of the linear slide block, the sealing performance of the existing dustproof system is not high, dust can enter the interior of the sliding block from the gap when the linear sliding block is used, the smoothness degree of the sliding block in use is reduced, and the abrasion degree of the sliding block and the sliding rail is increased, and the service life of the linear sliding block is reduced to a certain extent.
In order to achieve the purpose, the invention adopts the following technical scheme: a dustproof high-speed low-noise HR linear sliding block comprises a sliding seat, wherein two groups of second convex blocks are fixedly connected to the side portion of the sliding seat, a first end cover is fixedly arranged on one side of one group of the second convex blocks through a first bolt, a second end cover is fixedly arranged on one side of the other group of the second convex blocks through a second bolt, first convex blocks are fixedly connected to one sides of the first end cover and the second end cover, an inserting block is fixedly arranged on one side of the first convex block, an inserting groove is formed in one side of the second convex block, one end of the inserting block is inserted into the inserting groove, sealing covers are fixedly clamped and connected to the first convex block and the second convex block through screws, a first groove is formed in the side portion of each sealing cover, a spring is fixedly connected to the inside of the first groove, one end of the spring is fixedly connected with a limiting block through a connecting plate, and second grooves are formed in the side portions of the first end cover, the second end cover and the sliding seat, the limiting block is clamped and fixed inside the second groove.
Preferably, the lateral part of the second bump is provided with a first threaded blind hole, one end of the first bolt penetrates through the first end cover and is in threaded connection with the inside of the first threaded blind hole, and the bolt of the second bolt penetrates through the second end cover and is in threaded connection with the inside of the first threaded blind hole.
Preferably, the sealing cover is a U-shaped sealing cover, a first sealing strip and a second sealing strip are fixedly mounted in the sealing cover respectively, a first sealing groove is formed in the first convex block, a second sealing groove is formed in the second convex block, the first sealing strip is connected to the inside of the first sealing groove in a clamped mode, and the second sealing strip is connected to the inside of the second sealing groove in a clamped mode.
Preferably, the side portion of the sealing cover is fixedly provided with a first sliding block and a second sliding block respectively, one side of each of the first end cover and the second end cover is provided with a first sliding groove, the side portion of the sliding seat is provided with a second sliding groove, the first sliding block is slidably arranged inside the first sliding groove, and the second sliding block is slidably arranged inside the second sliding groove.
Preferably, second threaded blind holes are formed in the first protruding block and the second protruding block, a through hole is formed in the sealing cover, and one end of the screw penetrates through the through hole and is connected to the inside of the second threaded blind hole in a threaded mode.
Preferably, the inner wall of the sliding seat is provided with a return channel, the return channel is obliquely arranged, and the inside of the return channel is provided with a ball.
Preferably, a ball retainer is disposed inside the return channel, and the balls are located inside the ball retainer.
Preferably, threaded holes are formed in the sliding seat, and six groups of threaded holes are arranged in an array.
The invention has the technical effects and advantages that: compared with the prior art, the dustproof high-speed low-noise HR linear sliding block provided by the invention has the following advantages:
through the design of the sealing cover, the first sealing strip, the second sealing strip, the first sliding block, the second sliding block, the first groove, the spring, the limiting block and the second groove, the sealing cover is connected to the first protruding block and the second protruding block in a clamping mode, the first sealing strip is connected to the inside of the first sealing groove in a clamping mode, the second sealing strip is connected to the inside of the second sealing groove in a clamping mode, the sealing performance of the linear sliding block is improved, dust can be reduced, the first sliding block is installed inside the first sliding groove in a sliding mode, the second sliding block is installed inside the second sliding groove in a sliding mode, dust can be further reduced from entering the inside of the linear sliding block, in the process of installing the sealing cover, the limiting block is extruded to the inside of the first groove, the limiting block extrudes the spring, the spring is elastically deformed and contracts, when the limiting block slides to the second groove, the spring recovers elastic deformation, and the limiting block is pushed into the inside of the second groove by the spring, the invention seals the gap between the sliding seat and the end cover, improves the sealing performance of the dustproof system, reduces the possibility that dust enters the sliding block in the use process of the linear sliding block, ensures that the sliding block is smoother in the operation process to a certain extent, reduces the abrasion between the sliding block and the sliding rail, and further prolongs the service life of the linear sliding block.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of a sealing cover, a first sealing strip, a second sealing strip, a first sliding block and a second sliding block of the invention;
FIG. 3 is a schematic structural diagram of a first bump and an insert of the present invention;
FIG. 4 is a side view of the return channel, ball retainer and balls of the present invention;
FIG. 5 is a schematic structural view of the first groove, the spring, the stopper and the second groove of the present invention.
In the figure: 1. a slide base; 2. a threaded hole; 3. a first end cap; 4. a second end cap; 5. a first bolt; 51. a second bolt; 52. a first threaded blind hole; 6. a first bump; 7. a second bump; 8. inserting a block; 9. a slot; 10. a first seal groove; 11. a second seal groove; 12. a first chute; 13. a second chute; 14. a second threaded blind hole; 15. a sealing cover; 16. a first seal strip; 17. a second seal strip; 18. a first slider; 19. a second slider; 20. a through hole; 21. a return channel; 22. a ball retainer; 23. a ball bearing; 24. a first groove; 25. a spring; 26. a limiting block; 27. a second groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The specific embodiments described herein are merely illustrative of the invention and do not delimit the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The same reference numbers in different drawings identify the same or similar elements; it should be further understood that terms such as "first," "second," "third," "upper," "lower," "front," "back," "inner," "outer," "end," "portion," "section," "width," "thickness," "zone," and the like, as used herein, are merely used for convenience in referring to the figures and to aid in describing the invention, and are not intended to limit the invention.
The invention provides a dustproof high-speed low-noise HR linear sliding block as shown in figures 1-5, which comprises a sliding seat 1, wherein the sliding seat 1 is provided with threaded holes 2, the threaded holes 2 are arranged in six groups in an array, the inner wall of the sliding seat 1 is provided with return channels 21, the return channels 21 are arranged in an inclined manner, the return channels 21 are arranged in four groups, specifically, two groups of return channels 21 are arranged in an inclined manner, the other two groups of return channels 21 are arranged in an inclined manner, balls 23 are arranged in the return channels 21, ball holders 22 are arranged in the return channels 21, oil storage spaces are arranged in the ball holders 22, when the balls 22 roll, the surfaces of the balls can be oiled, the lubricating effect of the balls 22 is ensured, the rolling of the balls 22 is smoother, the friction force between the balls 22 and a sliding rail is reduced, and the sound generated in the rolling of the balls 22 can also be reduced, the effect of noise reduction is further achieved, the balls 23 are positioned in the ball retainer 22, the balls 23 are prevented from falling off, and a part of the balls 23 is exposed out of the return channel 21, so that the balls 23 can be attached to the slide rail conveniently;
the side part of the sliding seat 1 is fixedly connected with two groups of second convex blocks 7, one side of one group of second convex blocks 7 is fixedly provided with a first end cover 3 through a first bolt 5, one side of the other group of second convex blocks 7 is fixedly provided with a second end cover 4 through a second bolt 51, the side part of the second convex blocks 7 is provided with first threaded blind holes 52, the first threaded blind holes 52 are arranged in four groups in an array manner, one end of the first bolt 5 penetrates through the first end cover 3 and is connected to the inside of the first threaded blind hole 52 in a threaded manner, a bolt of the second bolt 51 penetrates through the second end cover 4 and is connected to the inside of the first threaded blind hole 52 in a threaded manner, the first end cover 3 and the second end cover 4 can simply seal the sliding seat 1, and dust is prevented from entering the inside of the sliding seat 1;
one side of the first end cover 3 and one side of the second end cover 4 are both fixedly connected with a first convex block 6, one side of the first convex block 6 is fixedly provided with an insert block 8, the insert block 8 is set to be a U-shaped insert block, one side of the second convex block 7 is provided with an insert slot 9, the insert slot 9 and the insert block 8 are correspondingly arranged, one end of the insert block 8 is inserted into the insert slot 9, so that dust is prevented from entering the slide base 1 from a gap between the first end cover 3 and the slide base 1 and between the second end cover 4 and the slide base 1, a sealing cover 15 is clamped and fixed on the first convex block 6 and the second convex block 7 through screws, so that the sealing cover 15 is conveniently fixed, the height of the sealing cover 15 is equal to the height of the first end cover 3 and the height of the second end cover 4, the width of the sealing cover 15 is equal to the sum of the widths of the first convex block 6 and the second convex block 7, the first convex block 6 and the second convex block 7 are both provided with second threaded blind holes 14, the sealing cover 15 is provided with through holes 20, one end of the screw passes through the through hole 20 and is connected to the inside of the second threaded blind hole 14 in a threaded manner;
the side part of the sealing cover 15 is provided with a first groove 24, the first groove 24 is symmetrically provided with two groups, the inside of the first groove 24 is fixedly connected with a spring 25, one end of the spring 25 is fixedly connected with a limiting block 26 through a connecting plate, the end part of the limiting block 26 is set to be an arc surface, the first end cover 3, the second end cover 4 and the side part of the sliding seat 1 are respectively provided with a second groove 27, the second groove 27 and the limiting block 26 are correspondingly arranged, the limiting block 26 is clamped and fixed in the second groove 27, in the process that the sealing cover 15 is clamped and connected on the first lug 6 and the second lug 7, the two groups of limiting blocks 26 respectively abut against the side parts of the first end cover 3 and the second end cover 4, the limiting block 26 is extruded to the inside of the first groove 24, the limiting block 26 extrudes the spring 25, the spring is elastically deformed and contracted, when the limiting block 26 slides to the second groove 27, the spring 25 recovers the elastic deformation, the limiting block 26 is pushed into the inside of the second groove 27 by the spring 25, completing clamping of the sealing cover 15;
the sealing cover 15 is a U-shaped sealing cover, a first sealing strip 16 and a second sealing strip 17 are fixedly mounted inside the sealing cover 15 respectively, the first sealing strip 16 and the second sealing strip 17 are both U-shaped sealing strips, a first sealing groove 10 is formed in the first protruding block 6, a second sealing groove 11 is formed in the second protruding block 7, the first sealing strip 16 is clamped inside the first sealing groove 10, the second sealing strip 17 is clamped inside the second sealing groove 11, the sealing performance of the linear sliding block is improved, and dust can be reduced;
the lateral part of sealed lid 15 is fixed mounting respectively has first slider 18 and second slider 19, first spout 12 has all been seted up to one side of first end cover 3 and second end cover 4, second spout 13 has been seted up to the lateral part of slide 1, first spout 12 is to align the setting with second spout 13, first slider 18 slidable mounting is in the inside of first spout 12, second slider 19 slidable mounting is in the inside of second spout 13, further reduces the inside that the dust got into linear slider.
The working principle is as follows: when the device is used, the first end cover 3 and the second end cover 4 are fixedly arranged on the side part of the sliding seat 1 by the first bolt 5 and the second bolt 51 respectively, one end of the insert block 8 is inserted into the slot 9, then the sealing cover 15 is clamped on the first lug 6 and the second lug 7, the first sealing strip 16 is clamped in the first sealing groove 10, the second sealing strip 17 is clamped in the second sealing groove 11 to increase the sealing performance of the linear sliding block and reduce the entering of dust, the first sliding block 18 is slidably arranged in the first sliding groove 12, the second sliding block 19 is slidably arranged in the second sliding groove 13 to further reduce the entering of dust into the linear sliding block, in the process of installing the sealing cover 15, the limiting block 26 is extruded into the first groove 24, the limiting block 26 extrudes the spring 25, the spring is elastically deformed and contracted, when the limiting block 26 slides into the second groove 27, the spring 25 restores the elastic deformation, the limiting block 26 is pushed into the second groove 27 by the spring 25 to complete the clamping of the sealing cover 15, the sealing performance of the linear sliding block is further improved, the entering of dust is reduced, and then the linear sliding block penetrates through the through hole by a screw and is in threaded connection with the inside of the second threaded blind hole 14.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (8)
1. The utility model provides a linear slider of dustproof high-speed low noise HR, includes slide (1), its characterized in that: the side part of the sliding seat (1) is fixedly connected with two groups of second convex blocks (7), one side of one group of second convex blocks (7) is fixedly provided with a first end cover (3) through a first bolt (5), one side of the other group of second convex blocks (7) is fixedly provided with a second end cover (4) through a second bolt (51), one sides of the first end cover (3) and the second end cover (4) are both fixedly connected with a first convex block (6), one side of the first convex block (6) is fixedly provided with an insert block (8), one side of the second convex block (7) is provided with an insert slot (9), one end of the insert block (8) is inserted into the insert slot (9), the first convex block (6) and the second convex block (7) are fixedly connected with a sealing cover (15) through screw clamping, the side part of the sealing cover (15) is provided with a first groove (24), and the inside of the first groove (24) is fixedly connected with a spring (25), one end of the spring (25) is fixedly connected with a limiting block (26) through a connecting plate, a second groove (27) is formed in the side portions of the first end cover (3), the second end cover (4) and the sliding seat (1), and the limiting block (26) is clamped and fixed inside the second groove (27).
2. The dustproof high-speed low-noise HR linear slider according to claim 1, characterized in that: the lateral part of the second bump (7) is provided with a first threaded blind hole (52), one end of the first bolt (5) penetrates through the first end cover (3) and is connected to the inside of the first threaded blind hole (52) in a threaded manner, and the bolt of the second bolt (51) penetrates through the second end cover (4) and is connected to the inside of the first threaded blind hole (52) in a threaded manner.
3. The dustproof high-speed low-noise HR linear slider according to claim 1, characterized in that: the utility model discloses a sealing structure, including sealed lid (15), first sealing strip (16) and second sealing strip (17), sealed lid (15) set up to the sealed lid of U-shaped, the inside difference fixed mounting of sealed lid (15) has first sealing strip (16) and second sealing strip (17), first seal groove (10) have been seted up on first lug (6), second seal groove (11) have been seted up on second lug (7), first sealing strip (16) joint in the inside of first seal groove (10), second sealing strip (17) joint in the inside of second seal groove (11).
4. The dustproof high-speed low-noise HR linear slider according to claim 1, characterized in that: the side part of the sealing cover (15) is fixedly provided with a first sliding block (18) and a second sliding block (19) respectively, one side of the first end cover (3) and one side of the second end cover (4) are both provided with a first sliding groove (12), the side part of the sliding seat (1) is provided with a second sliding groove (13), the first sliding block (18) is slidably arranged in the first sliding groove (12), and the second sliding block (19) is slidably arranged in the second sliding groove (13).
5. The dustproof high-speed low-noise HR linear slider according to claim 1, characterized in that: second threaded blind holes (14) are formed in the first protruding block (6) and the second protruding block (7), through holes (20) are formed in the sealing cover (15), and one end of the screw penetrates through the through holes (20) to be connected to the inside of the second threaded blind holes (14) in a threaded mode.
6. The dustproof high-speed low-noise HR linear slider according to claim 1, characterized in that: return channel (21) have been seted up to the inner wall of slide (1), return channel (21) are the slope setting, the inside of return channel (21) is provided with ball (23).
7. The dustproof high-speed low-noise HR linear slider according to claim 6, characterized in that: a ball retainer (22) is arranged in the return channel (21), and the balls (23) are located in the ball retainer (22).
8. The dustproof high-speed low-noise HR linear slider according to claim 1, characterized in that: threaded holes (2) are formed in the sliding seat (1), and six groups of the threaded holes (2) are arranged in an array mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110164099.9A CN112994317B (en) | 2021-02-05 | 2021-02-05 | Dustproof high-speed low-noise HR linear sliding block |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110164099.9A CN112994317B (en) | 2021-02-05 | 2021-02-05 | Dustproof high-speed low-noise HR linear sliding block |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112994317A CN112994317A (en) | 2021-06-18 |
| CN112994317B true CN112994317B (en) | 2022-03-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110164099.9A Active CN112994317B (en) | 2021-02-05 | 2021-02-05 | Dustproof high-speed low-noise HR linear sliding block |
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| CN (1) | CN112994317B (en) |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3728333B2 (en) * | 1995-08-02 | 2005-12-21 | 日本トムソン株式会社 | Linear motion rolling guide unit |
| JP2006317006A (en) * | 2006-07-28 | 2006-11-24 | Nsk Ltd | Dustproof structure for directly acting guide bearing arrangement |
| JP5668362B2 (en) * | 2010-08-19 | 2015-02-12 | 日本精工株式会社 | Linear guide side seal |
| CN203395013U (en) * | 2013-07-09 | 2014-01-15 | 精浚科技股份有限公司 | Linear sliding rail and end cover module thereof |
| CN204610560U (en) * | 2015-01-20 | 2015-09-02 | 浙江上银导轨制造有限公司 | Dust-protection type Double-axis guide rail structure |
| CN206468693U (en) * | 2016-12-27 | 2017-09-05 | 广州森霆自动化科技有限公司 | A kind of linear slide rail |
| WO2019112021A1 (en) * | 2017-12-06 | 2019-06-13 | 日本精工株式会社 | Linear motion guide device and method for assembling same |
| CN109488688B (en) * | 2018-12-26 | 2024-03-19 | 浙江得利亚自动化制造有限公司 | Mute type high dustproof sliding block |
| CN210371661U (en) * | 2019-08-08 | 2020-04-21 | 丽水市杰祥科技有限公司 | Can long-time dirt-proof linear guide |
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2021
- 2021-02-05 CN CN202110164099.9A patent/CN112994317B/en active Active
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| CN112994317A (en) | 2021-06-18 |
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Denomination of invention: A dustproof high-speed low noise HR linear slider Effective date of registration: 20230321 Granted publication date: 20220315 Pledgee: Zhejiang Tailong Commercial Bank Co.,Ltd. Lishui Branch Pledgor: ZHEJIANG DELIYA AUTOMATION MANUFACTURE Co.,Ltd. Registration number: Y2023980035406 |