CN218207479U - Slider structure that end cover positioning accuracy is high - Google Patents
Slider structure that end cover positioning accuracy is high Download PDFInfo
- Publication number
- CN218207479U CN218207479U CN202221848122.2U CN202221848122U CN218207479U CN 218207479 U CN218207479 U CN 218207479U CN 202221848122 U CN202221848122 U CN 202221848122U CN 218207479 U CN218207479 U CN 218207479U
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- end cover
- reverser
- hole
- positioning
- groove
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- 238000007789 sealing Methods 0.000 claims description 13
- 238000001746 injection moulding Methods 0.000 claims description 3
- 230000035939 shock Effects 0.000 abstract description 3
- 238000005096 rolling process Methods 0.000 description 4
- 239000004677 Nylon Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 229920001778 nylon Polymers 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009414 blockwork Methods 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
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Abstract
The utility model discloses a slider structure that end cover positioning accuracy is high, including the slider body, the reverser, the end cover, seal gasket and scraper blade, the end cover inboard is equipped with the recess of inlaying the reverser, be equipped with bellied first location semi-ring on the end cover of recess both sides, the reverser both sides are equipped with second location semi-ring respectively, first location semi-ring after the lock and second location semi-ring insert the raceway locating hole in the slider body and fix a position, be equipped with screw counter bore and first through-hole on the end cover, be equipped with on the reverser first, the second through hole, be equipped with first on the slider body, the second screw hole, the screw counter bore is worn to locate by first screw, on first through-hole and the first screw hole with end cover and reverser fixed in the slider body, the second screw is worn to locate first through-hole, seal gasket and scraper blade paste tight end cover in second through-hole and the second screw hole and fix. The utility model discloses reverser and end cover positioning accuracy are high, and the end cover is fixed the back rigidity good, shock-resistant, can effectively improve precision and life.
Description
Technical Field
The utility model relates to an accurate moving parts technical field especially relates to a slider structure that end cover positioning accuracy is high.
Background
Linear guides (linear guides), also known as linear guides and linear slides, are mainly composed of high-precision guide rails and slider components, can realize high-precision linear motion under high load, are guide motion components commonly used in the industrial field, and are essential basic components in products such as machine tools, automation equipment, electromechanical products and the like. When the sliding block works, the balls in the sliding block component and the guide rail are mutually in rolling friction, and the balls continuously roll in the sliding block component in a circulating mode.
The slider part among the prior art usually includes slider body, reverser (or called commutator) and end cover, and slider body's both ends all are equipped with the reverser, and the holding ring of reverser wholly inserts in slider body's hole, then sets up the end cover outside the reverser again, utilizes the screw to fix end cover and reverser on slider body, and the end cover is fixed on slider body after utilizing the holding ring outer lane location of reverser again. Grooves are respectively arranged in the reverser and the end cover, the grooves in the reverser and the end cover are correspondingly buckled to form a pore channel convenient for the circulation rolling of the balls after combination, and two ends of the pore channel are correspondingly connected with the ball circulation grooves in the sliding block body to form a circulation channel convenient for the circulation rolling of the balls.
In order to ensure that the balls in the sliding block part smoothly roll in a circulating mode, the reverser is usually made of nylon or similar materials, the rigidity of the reverser is poor, and under the conditions of severe working conditions or impact and the like, because the end cover cannot be stably and reliably fixed by only using a screw, the reverser is easy to deform, so that the end cover which is positioned by the reverser and then fixed on the sliding block body is easy to displace or deform, the circulating channel of the reverser is easy to deform, the smooth rolling of the balls in the sliding block part is influenced, and the precision and the service life of the sliding block part are finally influenced.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model aims to provide a slider structure that end cover positioning accuracy is high, through improving the structure, make reverser and end cover all be the direct location fix on the slider body, the positioning accuracy of reverser and end cover is high, sets up seal gasket and scraper blade outward again, and the end cover is fixed the back rigidity good, shock-resistant, and ball circulation channel is difficult to warp, can effectively improve the precision and the life of slider part.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a slider structure with high end cover positioning precision comprises a slider body, an inverter, an end cover, a sealing gasket and a scraper, wherein a groove for embedding the inverter is formed in the inner side of the end cover, raised first positioning semi-rings are arranged on the end covers on two sides of the groove, second positioning semi-rings which correspond to the first positioning semi-rings and are buckled with the first positioning semi-rings to form a circular ring are respectively arranged on two sides of the inverter, the first positioning semi-rings and the second positioning semi-rings after being buckled are inserted into raceway positioning holes in the slider body for positioning, screw counter bores and first through holes are formed in the end cover, first through holes and second through holes which correspond to the screw counter bores and the first through holes respectively are formed in the inverter, first screw holes and second screw holes are formed in the slider body, the first screws penetrate through the screw bores, the first through holes and the first screw holes to fix the end cover and the inverter on the slider body, and the second screws penetrate the first through holes, the second through holes and the second through holes to fix the sealing gasket and the scraper tightly to the end cover.
Furthermore, a second groove is formed in the reverser, a first groove is formed in the end cover, and after the reverser is embedded in the groove, the hollow parts of the first positioning half ring and the second positioning half ring, the second groove and the first groove are enclosed to form a ball circulation channel.
Furthermore, the first positioning half rings comprise four first positioning half rings, and two first positioning half rings are arranged on each side of the groove.
Further, the end cover is formed by injection molding of PA 66.
Furthermore, the sealing gasket is provided with a limiting groove, and the scraper is provided with a bulge corresponding to the limiting groove in the sealing gasket.
The utility model discloses following beneficial effect has:
1. the utility model discloses set up the recess of inlaying the reverser in the end cover inboard, all set up the location semi-ring in reverser and the end cover, two location semi-rings form a location ring and insert and fix a position in the locating hole in the slider body, make reverser and end cover all be direct and slider body mutual location and fixed connection, guarantee that reverser and end cover's positioning accuracy is high, the rigidity is good, shock-resistant after the end cover is fixed, ball circulation channel is difficult to warp; the sealing gasket and the scraper are arranged outside the end cover, the whole structure is firm and reliable after installation, and the precision and the service life of the sliding block component can be effectively improved.
2. The end cover and the reverser are positioned by directly utilizing the sliding block body, the reverser is wrapped in the end cover, the impact force of the reverser is small when the end cover is impacted, and the reverser is not easy to shift and deform; the screw of fixed seal gasket and scraper blade can further compress tightly spacing, and fixed connection is more reliable to end cover and reverser.
Drawings
FIG. 1 is a schematic perspective view of a slider structure with high positioning accuracy of an end cap according to the present invention;
fig. 2 is a schematic perspective exploded view of the slider body, the reverser and the end cap of the present invention;
fig. 3 is a schematic perspective view of the reverser combined with the end cover according to the present invention;
fig. 4 is a schematic perspective view of the end cap of the present invention;
fig. 5 is a schematic perspective view of the reverser of the present invention.
Description of reference numerals:
1. a slider body; 11. positioning holes of the roller path; 12. a first threaded hole; 13. a second threaded hole; 2. an inverter; 21. a second positioning half ring; 22. a first through hole; 23. a second through hole; 24. a second trench; 3. an end cap; 31. a groove; 32. a first positioning half ring; 33. a screw counter bore; 34. a first through hole; 35. a first trench; 4. sealing gaskets; 5. a scraper.
Detailed Description
The invention is described in further detail below with reference to the following figures and specific embodiments:
referring to fig. 1-5, a slider structure with high end cap positioning accuracy includes a slider body 1, an inverter 2, an end cap 3, a sealing gasket 4, and a scraper 5, where a groove 31 in which the inverter 2 is embedded is formed on an inner side of the end cap 3, a first positioning half ring 32 protruding from the end cap 3 on two sides of the groove 31 is formed on the end cap, a second positioning half ring 21 fastened to the first positioning half ring 32 to form a circular ring is formed on each of two sides of the inverter 2, the first positioning half ring 32 and the second positioning half ring 21 fastened are inserted into a raceway positioning hole 11 in the slider body 1 for positioning, a screw counter bore 33 and a first through hole 34 are formed in the end cap 3, a first through hole 22 and a second through hole 23 (which may be half-edge open holes) are formed in the inverter 2, the first through hole is formed in the screw counter bore 33 and the first through hole 34, and the first through hole 12 fixes the end cap 3 and the inverter 2 to the slider body 1, and the second through hole 34 and the sealing gasket 5 are tightly attached to the end cap 1 and the second through hole 13.
The reverser 2 is provided with a second groove 24, the end cover 3 is provided with a first groove 35, and after the reverser 2 is embedded in the groove 31, the hollow parts of the first positioning half ring 32 and the second positioning half ring 21, the second groove 24 and the first groove 35 enclose to form a ball circulation channel; two ball circulation channels are provided in the end face of each slider body 1. The number of the first positioning half rings 32 is four, and two first positioning half rings 32 are arranged on each side of the groove 31. The number of the corresponding second positioning half rings 21 is also four, so that the matching, combination and positioning are convenient.
The end cover 3 is formed by injection molding of PA66 (nylon and glass fiber).
As shown in fig. 1, a limiting groove (e.g., disposed at a position where the second screw penetrates through) is disposed on the sealing gasket 4, and a protrusion corresponding to the limiting groove in the sealing gasket 4 is disposed on the scraper 5.
The utility model discloses the same reverser 2, end cover 3, seal gasket 4 and scraper blade 5 are all installed at slider body 1's both ends, and installation back slider part is installed with the guide rail cooperation again, has fine bearing capacity and direction precision.
The above only is the detailed implementation manner of the present invention, not limiting the patent scope of the present invention, all the equivalent structure changes made in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.
Claims (5)
1. The utility model provides a slider structure that end cover positioning accuracy is high, includes slider body (1), reverser (2), end cover (3), seal gasket (4) and scraper blade (5), its characterized in that: the inner side of the end cover (3) is provided with a groove (31) embedded with the reverser (2), the end covers (3) at the two sides of the groove (31) are provided with raised first positioning semi-rings (32), two sides of the reverser (2) are respectively provided with a second positioning half ring (21) which is correspondingly buckled with the first positioning half ring (32) to form a circular ring, the buckled first positioning half ring (32) and second positioning half ring (21) are inserted into the raceway positioning holes (11) in the sliding block body (1) for positioning, the end cover (3) is provided with a screw counter bore (33) and a first through hole (34), a first through hole (22) and a second through hole (23) which respectively correspond to the screw counter bore (33) and the first through hole (34) are arranged on the reverser (2), the slider body (1) is provided with a first threaded hole (12) and a second threaded hole (13), a first screw penetrates through the screw counter bore (33), the first through hole (22) and the first threaded hole (12) to fix the end cover (3) and the reverser (2) on the slider body (1), and a second screw penetrates through the first through hole (34), the second through hole (23) and the second threaded hole (13) to tightly attach the sealing gasket (4) and the scraper (5) to the end cover (3) for fixation.
2. The slider structure with high end cover positioning accuracy according to claim 1, wherein: a second groove (24) is formed in the reverser (2), a first groove (35) is formed in the end cover (3), and after the reverser (2) is embedded in the groove (31), the hollow parts of the first positioning half ring (32) and the second positioning half ring (21) and the second groove (24) and the first groove (35) are enclosed to form a ball circulation channel.
3. The slider structure with high end cover positioning accuracy according to claim 1, wherein: the first positioning half rings (32) comprise four, and two first positioning half rings (32) are arranged on each side of the groove (31).
4. The slider structure with high end cover positioning accuracy according to claim 1, wherein: the end cover (3) is formed by injection molding of PA 66.
5. The slider structure with high end cover positioning accuracy according to claim 1, wherein: the sealing gasket (4) is provided with a limiting groove, and the scraper (5) is provided with a bulge corresponding to the limiting groove in the sealing gasket (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221848122.2U CN218207479U (en) | 2022-07-18 | 2022-07-18 | Slider structure that end cover positioning accuracy is high |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221848122.2U CN218207479U (en) | 2022-07-18 | 2022-07-18 | Slider structure that end cover positioning accuracy is high |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218207479U true CN218207479U (en) | 2023-01-03 |
Family
ID=84650397
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221848122.2U Active CN218207479U (en) | 2022-07-18 | 2022-07-18 | Slider structure that end cover positioning accuracy is high |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218207479U (en) |
-
2022
- 2022-07-18 CN CN202221848122.2U patent/CN218207479U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231211 Address after: 350100 Gaoqi village, Nanyu Town, Minhou County, Fuzhou City, Fujian Province Patentee after: FUZHOU HAILIANG PIPELINE EQUIPMENT Co.,Ltd. Address before: Unit 37, 7th Floor, Commercial Building, No. 189, Gudong Road, Gudong Street, Gulou District, Fuzhou City, Fujian Province, 350000 Patentee before: Fujian Zhongtian Transmission Technology Co.,Ltd. |
|
| TR01 | Transfer of patent right |