CN221054143U - High-strength low-friction linear guide rail assembly - Google Patents
High-strength low-friction linear guide rail assembly Download PDFInfo
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- CN221054143U CN221054143U CN202321503425.5U CN202321503425U CN221054143U CN 221054143 U CN221054143 U CN 221054143U CN 202321503425 U CN202321503425 U CN 202321503425U CN 221054143 U CN221054143 U CN 221054143U
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- guide rail
- linear guide
- groove
- guide
- sliding block
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- 238000001125 extrusion Methods 0.000 claims abstract description 23
- 238000000034 method Methods 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of linear guide rails, in particular to a high-strength low-friction linear guide rail assembly which comprises a guide rail seat, wherein a linear guide rail is arranged on the guide rail seat, a sliding block is arranged on the linear guide rail, and the linear guide rail assembly further comprises: the extrusion structure is arranged on the linear guide rail and used for reducing friction force between the sliding block and the linear guide rail, a guide structure is arranged between the sliding block and the guide rail seat and used for guiding the sliding block, and an anti-blocking structure is arranged on the guide rail seat and used for reducing friction force between the sliding block and the guide rail seat. According to the utility model, by arranging the hemispherical blocks and the pulleys, the linear guide rail and the sliding block are prevented from being damaged to a certain extent under long-time movement, and the contact surface between the linear guide rail and the sliding block is gradually thinned under long-time running-in, so that the gap between the linear guide rail and the sliding block is enlarged, and the sliding block is deviated in the moving process.
Description
Technical Field
The utility model relates to the technical field of linear guide rails, in particular to a high-strength low-friction linear guide rail assembly.
Background
The linear guide rail is also called a linear rail, a sliding rail, a linear guide rail and a linear sliding rail, is used for high-precision or high-speed linear reciprocating motion occasions, can bear a certain torque, and can realize high-precision linear motion under the condition of high load; the linear motion guide rail can be divided into sliding friction guide rail, rolling friction guide rail, elastic friction guide rail, fluid friction guide rail and the like.
In the prior art, the following defects also exist: in the use process of the linear guide rail, the friction force between the slide blocks on the guide rail is large, the guide rail and the slide blocks can be damaged to a certain extent under long-time movement, and the contact surface between the guide rail and the slide blocks becomes thinner gradually under long-time running-in, so that the gap between the guide rail and the slide blocks becomes larger, and the slide blocks deviate in the moving process. In view of this, we propose a high strength low friction linear guide assembly.
Disclosure of utility model
To remedy the above deficiencies, the present utility model provides a high strength low friction linear guide assembly.
The technical scheme of the utility model is as follows:
The utility model provides a high strength low friction linear guide assembly, includes the guide rail seat, be equipped with linear guide on the guide rail seat, and be equipped with the slider on the linear guide, still include:
The extrusion structure is arranged on the linear guide rail and used for reducing friction force between the sliding block and the linear guide rail, a guide structure is arranged between the sliding block and the guide rail seat and used for guiding the sliding block, and an anti-blocking structure is arranged on the guide rail seat and used for reducing friction force between the sliding block and the guide rail seat.
Further, the extrusion structure comprises a plurality of hemispherical blocks which are arranged side by side and are arranged on a linear guide rail, and a storage groove for storing the hemispherical blocks is formed in the linear guide rail.
Further, the accommodating groove is connected with the hemispherical block through a second spring, one end of the second spring is fixed with the inner wall of the accommodating groove, and the other end of the second spring is fixed with the hemispherical block.
Further, the guide structure comprises a guide block fixed at the bottom of the sliding block, a guide groove matched with the guide block is formed in the guide rail seat, and a limiting structure is arranged between the guide groove and the guide block.
Further, limit structure is including being fixed in the stopper of guide block both sides, and the inner wall of guide slot is equipped with the spacing groove with stopper mutual match.
Further, the anti-blocking structure comprises a plurality of pulleys which are arranged in the guide groove side by side, the inner wall of the guide groove is provided with a sliding groove for the pulleys to move, and a positioning structure is arranged between the pulleys and the sliding groove.
Further, the positioning structure comprises positioning shafts fixed on two sides of the pulley, and a moving groove for moving the positioning shafts is formed in the inner wall of the sliding groove, and the length of the moving groove is smaller than that of the sliding groove.
Further, the positioning shaft is connected with the moving groove through a first spring, one end of the first spring is fixed with the positioning shaft, and the other end of the first spring is fixed with the inner wall of the moving groove.
Compared with the prior art, the utility model has the beneficial effects that:
According to the utility model, the hemispherical block and the pulley are arranged, when the sliding block moves on the linear guide rail, the hemispherical block is extruded into the accommodating groove by the sliding block, the hemispherical block extrudes the second spring to deform the second spring, when the sliding block leaves the hemispherical block, the hemispherical block loses extrusion from the sliding block, the hemispherical block pops out through deformation of the second spring, the sliding block drives the guide block to move, the pulley is extruded into the sliding groove by the guide block, the pulley drives the positioning shaft to move, the positioning shaft extrudes the first spring to deform the first spring, when the guide block leaves the pulley, the pulley loses extrusion from the guide block, the positioning shaft loses extrusion from the pulley, so that the pulley returns to the original position through deformation of the first spring, the linear guide rail and the sliding block are damaged to a certain extent under long-time movement, and the contact surface between the linear guide rail and the sliding block is gradually thinned under long-time running-in, so that the gap between the linear guide rail and the sliding block is enlarged, and the sliding block is deviated in the moving process.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is an enlarged schematic view of the structure shown at A in FIG. 1;
FIG. 3 is a schematic view of a slider structure according to the present utility model;
FIG. 4 is a schematic view of a portion of a guide rail seat of the present utility model in cross-section;
fig. 5 is a schematic view showing a part of the structure of the linear guide rail of the present utility model in cross section.
In the figure:
1. a guide rail seat;
11. A slide block; 111. a guide block; 112. a limiting block; 113. a rail groove;
12. A guide groove; 121. a limit groove; 122. a chute;
13. A pulley; 131. positioning a shaft; 132. a first spring;
2. a linear guide rail;
21. hemispherical blocks; 211. a second spring;
22. And a storage groove.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Referring to fig. 1-5, the present utility model is described in detail by the following embodiments:
The utility model provides a high strength low friction linear guide assembly, includes guide rail seat 1, and fixed mounting has linear guide 2 on the guide rail seat 1, and is equipped with slider 11 on the linear guide 2, still includes:
The extrusion structure is arranged on the linear guide rail 2 and used for reducing friction force between the sliding block 11 and the linear guide rail 2, and a guide structure is arranged between the sliding block 11 and the guide rail seat 1 and used for guiding the sliding block 11, and an anti-blocking structure is arranged on the guide rail seat 1 and used for reducing friction force between the sliding block 11 and the guide rail seat 1.
In this embodiment, the pressing structure includes a plurality of hemispherical blocks 21 arranged side by side on a linear guide rail 2, and a receiving groove 22 for receiving the hemispherical blocks 21 is provided on the linear guide rail 2. By providing the hemispherical block 21, friction between the linear guide rail 2 and the slider 11 is reduced.
In the present embodiment, the accommodating groove 22 and the hemispherical block 21 are connected by the second spring 211, and one end of the second spring 211 is fixed to the inner wall of the accommodating groove 22 and the other end is fixed to the hemispherical block 21. Through setting up second spring 211, when slider 11 moves on linear guide 2, slider 11 extrudees hemisphere piece 21, extrudees hemisphere piece 21 into accomodate inslot 22, and hemisphere piece 21 forms the extrusion to second spring 211, makes second spring 211 take place deformation, and when slider 11 left on the hemisphere piece 21, hemisphere piece 21 lost the extrusion from slider 11, and hemisphere piece 21 returns to the normal position through the deformation of second spring 211.
In this embodiment, the guiding structure includes a guiding block 111 fixed at the bottom of the sliding block 11, and the guiding seat 1 is provided with a guiding groove 12 matched with the guiding block 111, and a limiting structure is disposed between the guiding groove 12 and the guiding block 111. By providing the guide block 111, the slider 11 is facilitated to move on the rail housing 1.
In this embodiment, the limiting structure includes limiting blocks 112 fixed on two sides of the guide block 111, and the inner wall of the guide groove 12 is provided with limiting grooves 121 matching with the limiting blocks 112. By providing the stopper 112, the guide block 111 is prevented from being separated from the guide groove 12 when moving in the guide groove 12.
In this embodiment, the anti-blocking structure includes a plurality of pulleys 13 disposed in the guide groove 12 and arranged side by side, a sliding groove 122 for moving the pulleys 13 is disposed on the inner wall of the guide groove 12, and a positioning structure is disposed between the pulleys 13 and the sliding groove 122. By providing the pulley 13, the friction force between the guide block 111 and the guide groove 12 is reduced.
In the present embodiment, the positioning structure includes positioning shafts 131 fixed on two sides of the pulley 13, and the inner wall of the chute 122 is provided with a moving slot for moving the positioning shafts 131, and the length of the moving slot is smaller than that of the chute 122. The pulley 13 is prevented from being separated from the chute 122 by the positioning shaft 131.
In the present embodiment, the positioning shaft 131 is connected to the moving groove through the first spring 132, and one end of the first spring 132 is fixed to the positioning shaft 131, and the other end is fixed to the inner wall of the moving groove. Through setting up first spring 132, drive guide block 111 through slider 11 and remove, guide block 111 extrudees pulley 13, pulley 13 is extruded into spout 122 in, pulley 13 drives location axle 131 and removes, location axle 131 forms the extrusion to first spring 132, makes first spring 132 take place the deformation, when guide block 111 leaves on pulley 13, pulley 13 loses the extrusion from guide block 111, location axle 131 loses the extrusion from pulley 13 to make pulley 13 pass through the deformation of first spring 132 and get back to the normal position.
In the present embodiment, the slider 11 is provided with a rail groove 113 that matches the linear guide rail 2. By providing the rail groove 113 on the slider 11, the slider 11 can be moved on the linear guide rail 2.
Working principle: firstly, when the sliding block 11 moves on the linear guide rail 2, the rail groove 113 on the sliding block 11 moves along the linear guide rail 2, the inner wall of the rail groove 113 extrudes the hemispherical block 21, the hemispherical block 21 is extruded into the accommodating groove 22, the hemispherical block 21 extrudes the second spring 211, the second spring 211 is deformed, when the inner wall of the rail groove 113 leaves the hemispherical block 21, the hemispherical block 21 loses extrusion from the sliding block 11, and the hemispherical block 21 returns to the original position through the deformation of the second spring 211; the guide block 111 is driven to move through the sliding block 11, the guide block 111 extrudes the pulley 13, the pulley 13 is extruded into the sliding groove 122, the pulley 13 drives the positioning shaft 131 to move, the positioning shaft 131 extrudes the first spring 132 to deform the first spring 132, when the guide block 111 leaves the pulley 13, the pulley 13 loses extrusion from the guide block 111, and the positioning shaft 131 loses extrusion from the pulley 13, so that the pulley 13 returns to the original position through deformation of the first spring 132.
Through setting up hemisphere piece 21 and pulley 13, when slider 11 moves on linear guide 2, slider 11 extrudees hemisphere piece 21, with hemisphere piece 21 extrusion into accomodate inslot 22, hemisphere piece 21 forms the extrusion to second spring 211, make second spring 211 take place deformation, when slider 11 leaves on hemisphere piece 21, hemisphere piece 21 loses the extrusion from slider 11, hemisphere piece 21 pops out through the deformation of second spring 211, slider 11 drives guide block 111 and removes, guide block 111 extrudees pulley 13, pulley 13 is extruded into spout 122, pulley 13 drives location axle 131 and removes, location axle 131 forms the extrusion to first spring 132, make first spring 132 take place deformation, when guide block 111 leaves on the pulley 13, pulley 13 loses the extrusion from guide block 111, location axle 131 loses the extrusion from pulley 13, thereby make pulley 13 through the deformation of first spring 132 get back to the normal position, under avoiding long-time removal, linear guide 2 and slider 11 all receive certain damage, under the long-time running-in, the contact surface with slider 11 on linear guide 2 gradually moves with the guide 11, the clearance that makes the slider 11 take place to deviate greatly in the process of moving in the clearance between the slider 11.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (8)
1. High-strength low friction linear guide assembly, including guide rail seat (1), be equipped with linear guide (2) on guide rail seat (1), and be equipped with slider (11) on linear guide (2), its characterized in that still includes:
The extrusion structure is arranged on the linear guide rail (2) and used for reducing friction force between the sliding block (11) and the linear guide rail (2), a guide structure is arranged between the sliding block (11) and the guide rail seat (1) and used for guiding the sliding block (11), and an anti-blocking structure is arranged on the guide rail seat (1) and used for reducing friction force between the sliding block (11) and the guide rail seat (1).
2. The high strength, low friction linear guide assembly of claim 1, wherein: the extrusion structure comprises a plurality of hemispherical blocks (21) which are arranged on a linear guide rail (2) side by side, and a containing groove (22) for containing the hemispherical blocks (21) is formed in the linear guide rail (2).
3. The high strength, low friction linear guide assembly of claim 2, wherein: the accommodating groove (22) is connected with the hemispherical block (21) through a second spring (211), one end of the second spring (211) is fixed with the inner wall of the accommodating groove (22), and the other end of the second spring is fixed with the hemispherical block (21).
4. The high strength, low friction linear guide assembly of claim 1, wherein: the guide structure comprises a guide block (111) fixed at the bottom of the sliding block (11), a guide groove (12) matched with the guide block (111) is formed in the guide rail seat (1), and a limit structure is arranged between the guide groove (12) and the guide block (111).
5. The high strength, low friction linear guide assembly of claim 4, wherein: the limiting structure comprises limiting blocks (112) fixed on two sides of the guide block (111), and limiting grooves (121) matched with the limiting blocks (112) are formed in the inner walls of the guide grooves (12).
6. The high strength, low friction linear guide assembly of claim 5, wherein: the anti-blocking structure comprises a plurality of pulleys (13) which are arranged in parallel and are arranged in a guide groove (12), a sliding groove (122) used for moving the pulleys (13) is formed in the inner wall of the guide groove (12), and a positioning structure is arranged between the pulleys (13) and the sliding groove (122).
7. The high strength, low friction linear guide assembly of claim 6, wherein: the positioning structure comprises positioning shafts (131) fixed on two sides of the pulley (13), and moving grooves used for moving the positioning shafts (131) are formed in the inner walls of the sliding grooves (122), and the length of each moving groove is smaller than that of each sliding groove (122).
8. The high strength, low friction linear guide assembly of claim 7, wherein: the positioning shaft (131) is connected with the moving groove through a first spring (132), one end of the first spring (132) is fixed with the positioning shaft (131), and the other end of the first spring is fixed with the inner wall of the moving groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321503425.5U CN221054143U (en) | 2023-06-13 | 2023-06-13 | High-strength low-friction linear guide rail assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321503425.5U CN221054143U (en) | 2023-06-13 | 2023-06-13 | High-strength low-friction linear guide rail assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221054143U true CN221054143U (en) | 2024-05-31 |
Family
ID=91223509
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321503425.5U Active CN221054143U (en) | 2023-06-13 | 2023-06-13 | High-strength low-friction linear guide rail assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221054143U (en) |
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2023
- 2023-06-13 CN CN202321503425.5U patent/CN221054143U/en active Active
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