CN216867308U - High-precision wear-resistant linear bearing - Google Patents
High-precision wear-resistant linear bearing Download PDFInfo
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- CN216867308U CN216867308U CN202220615122.1U CN202220615122U CN216867308U CN 216867308 U CN216867308 U CN 216867308U CN 202220615122 U CN202220615122 U CN 202220615122U CN 216867308 U CN216867308 U CN 216867308U
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- 238000005299 abrasion Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
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- 230000007547 defect Effects 0.000 description 1
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Abstract
The utility model provides a high-precision wear-resistant linear bearing, which relates to the technical field of linear bearings and comprises a frame plate, wherein limiting plates are arranged at two ends of the upper surface of the frame plate, a sliding rail is arranged between the limiting plates, a bearing body is sleeved on the outer surface of the sliding rail, and a sleeve is sleeved on the outer surface of the bearing body. According to the utility model, by arranging the frame plate, the limiting plate, the slide rail, the bearing body, the sleeve, the second ball, the screw hole and the fixing screw, the operation range of the bearing body can be restricted through the structural combination of the frame plate, the limiting plate and the slide rail, and the rotation and angle fixing functions of the sleeve can be realized through the bearing body, the sleeve, the second ball, the screw hole and the fixing screw.
Description
Technical Field
The utility model relates to the technical field of linear bearings, in particular to a high-precision wear-resistant linear bearing.
Background
A linear bearing is a linear motion system produced with low cost, is used for matching an infinite stroke with a cylindrical shaft, is widely applied to sliding parts of industrial machinery such as precision machine tools, textile machinery, food packaging machinery, printing machinery and the like, and in the actual use of the linear bearing, because the operation track of the linear bearing is generally fixed, the structure of the linear bearing is relatively solidified, the linear bearing only can operate in an instrument based on the principle of linear machinery in the actual use process, if the operation part of the instrument needs to turn at a certain position, other related parts need to be added for connection, the process is complex, and improvement is needed.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects in the prior art and provides a high-precision wear-resistant linear bearing.
In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides a wear-resisting type linear bearing of high accuracy, includes the deckle board, the limiting plate is all equipped with at the upper surface both ends of deckle board, the slide rail is equipped with between the limiting plate, the surface cover of slide rail is equipped with the bearing body, the surface cover of bearing body is equipped with the sleeve, the inboard cover of bearing body is equipped with ball and No. two balls, the screw has been seted up to the rear end of bearing body, the inboard rotation of screw is connected with the fixed screw.
In order to realize the function of fixing the angle of the sleeve, the utility model has the improvement that one end of the screw hole penetrates through the inner side of the sleeve, one end of the fixing screw is provided with a screw cap, and the outer surface of the screw cap is provided with a cross groove.
In order to realize the connecting function of the connecting plate and an external part, the utility model has the improvement that the bearing body and the outer surface of the sleeve are both provided with the connecting plate, and the outer surface of the connecting plate is provided with a connecting hole in a penetrating way.
In order to provide a precondition for the position fixing of the first ball and the second ball, the utility model has the improvement that a first ball groove is formed in the outer surface of the bearing body, a second ball groove is formed in the inner side of the bearing body, and the first ball groove and the second ball groove are both spherical.
In order to fix the positions of the first ball and the second ball, the utility model has the improvement that the first ball groove is attached to the first ball, and the second ball groove is attached to the second ball.
In order to realize the function of limiting the moving track of the second ball, the utility model has the improvement that the inner side of the sleeve is provided with an annular groove, and the annular groove is sleeved on the outer surface of the second ball.
In order to realize the function of limiting the moving track of the first ball, the utility model has the improvement that the outer surface of the sliding rail is provided with a sliding groove, and the sliding groove is sleeved on the outer surface of the first ball.
Compared with the prior art, the utility model has the advantages and positive effects that,
1. according to the linear bearing, the frame plate, the limiting plate, the slide rail, the bearing body, the sleeve, the second ball, the screw hole and the fixing screw are arranged, the operation range of the bearing body can be restricted through the structural combination of the frame plate, the limiting plate and the slide rail, the rotation and angle fixing functions of the sleeve are realized through the bearing body, the sleeve, the second ball, the screw hole and the fixing screw, and through the mode, the angle of the sleeve can be locked and unlocked according to needs in the actual operation process of the linear bearing so as to adapt to the condition that the instrument needs to turn in a certain range.
2. According to the utility model, the first ball, the second ball, the first ball groove, the second ball groove, the annular groove and the sliding groove are arranged, so that the positions of the first ball and the second ball can be limited through the first ball groove and the second ball groove, the motion track limiting function of the second ball is realized through the annular groove, the motion track limiting function of the first ball is realized through the sliding groove, and the friction of the bearing in the operation process is reduced through the rotation of the first ball and the second ball, so that the wear resistance and the service life of the bearing are improved, and the bearing can be used more stably for a long time.
Drawings
FIG. 1 is a schematic diagram of the overall components of a high-precision wear-resistant linear bearing according to the present invention;
FIG. 2 is a schematic side view of a high-precision wear-resistant linear bearing according to the present invention;
FIG. 3 is a schematic side view angle exploded view of a high-precision wear-resistant linear bearing according to the present invention;
fig. 4 is an enlarged schematic view of the point a of fig. 2 of the high-precision wear-resistant linear bearing according to the present invention.
Illustration of the drawings:
1. a frame plate; 2. a limiting plate; 3. a slide rail; 4. a bearing body; 5. a sleeve; 6. a first ball; 7. a second ball; 8. a screw hole; 9. fixing screws; 10. a connecting plate; 11. a ball groove I; 12. a second ball groove; 13. an annular groove; 14. a chute.
Detailed Description
In order that the above objects, features and advantages of the present invention can be more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and thus the present invention is not limited to the specific embodiments of the present disclosure.
Example one
Referring to fig. 3-4, the present invention provides a technical solution: a high-precision wear-resistant linear bearing comprises a frame plate 1, wherein limiting plates 2 are arranged at two ends of the upper surface of the frame plate 1, stable support can be provided for the structures of the limiting plates 2 through the frame plate 1, the moving range of a bearing body 4 can be restrained through the limiting plates 2, the situation that the bearing body 4 falls off is avoided, sliding rails 3 are arranged between the limiting plates 2, the bearing body 4 is sleeved on the outer surface of each sliding rail 3, the operation track of the bearing body 4 can be fixed through the sliding rails 3, the moving track of the bearing body 4 is enabled to be more stable, a sleeve 5 is sleeved on the outer surface of the bearing body 4, the sleeve 5 can rotate on the surface of the bearing body 4 to adapt to the situation that an instrument needs to turn in a certain range, through the mode, the application range of the linear bearing is enabled to be more flexible, and a screw hole 8 is formed in the rear end of the bearing body 4, the inboard of screw 8 is rotated and is connected with set screw 9, the one end of screw 8 runs through to the inboard of sleeve 5, the purpose of this kind of design is through squeezing into set screw 9 among screw 8, realize sleeve 5's angle fixed function, make this sleeve 5 can be according to actual need, lock and the unblock to sleeve 5's angle, the nut is equipped with to set screw 9's one end, the cross recess has been seted up to the surface of nut, through the structure combination of nut and cross recess, it provides the structure supplementary with dismantling to squeeze into for set screw 9, bearing body 4 all is equipped with connecting plate 10 with sleeve 5's surface, the connecting hole has been seted up in the surface run-through of connecting plate 10, through connecting hole and connecting plate 10, can realize bearing body 4, the connection function of sleeve 5 and external component.
Example two
Referring to fig. 2 and 4, a first ball 6 and a second ball 7 are sleeved on the inner side of a bearing body 4, a first ball groove 11 is formed on the outer surface of the bearing body 4, a second ball groove 12 is formed on the inner side of the bearing body 4, the first ball groove 11 and the second ball groove 12 are both spherical, the first ball groove 11 and the second ball groove 12 are designed to provide a precondition for the limiting operation of the first ball 6 and the second ball 7, the first ball groove 11 is attached to the first ball 6, the position of the first ball 6 can be limited through the first ball groove 11, the abrasion caused by the mutual friction between the first ball 6 is avoided, the second ball groove 12 is attached to the second ball 7, the position of the second ball 7 can be limited through the second ball groove 12, the abrasion caused by the mutual friction between the second ball 7 is avoided, an annular groove 13 is formed on the inner side of a sleeve 5, and the annular groove 13 is sleeved on the outer surface of the second ball 7, the purpose of this kind of design is in order to realize the activity orbit restraint function to No. two balls 7 through ring channel 13, and with this rotation through No. two balls 7, reduce the friction of sleeve 5 when 4 surperficial rotations of bearing body, spout 14 has been seted up to the surface of slide rail 3, the surface at a ball 6 is established to spout 14 cover, can carry on spacingly to a ball 6's removal orbit through spout 14, the friction that causes when carrying out linear motion can be reduced to the roll through a ball 6, with this wear resistance and the life who promotes this bearing, make this bearing can be more stable for a long time use.
The working principle is as follows: in the bearing, the moving track and the moving range of the bearing body 4 can be restrained through the slide rail 3 and the limiting plate 2, the bearing body 4 is prevented from falling off, the positions of the first ball 6 and the second ball 7 are limited through the first ball groove 11 and the second ball groove 12, the condition that abrasion is caused by mutual friction between the first ball 6 and the second ball 7 in the operation process of the bearing is avoided, the moving track limiting function of the second ball 7 is realized through the annular groove 13, the moving track limiting function of the first ball 6 is realized through the sliding groove 14, the friction of the bearing in the operation process is reduced through the rotation of the first ball 6 and the second ball 7, the wear resistance and the service life of the bearing are improved, the bearing can be used more stably for a long time, and in the use process of the bearing, if the assembled instrument part needs to be turned in a certain range, the fixing screw 9 is taken out of the screw hole 8, the angle of the sleeve 5 is unlocked, the function of angular rotation of the sleeve 5 can be realized through rotation of the second ball 7 on the inner side of the annular groove 13, and the application range of the linear bearing is more flexible.
The above description is only a preferred embodiment of the present invention, and not intended to limit the present invention in other forms, and any person skilled in the art may apply the above modifications or changes to the equivalent embodiments with equivalent changes by using the technical contents disclosed in the above description, but all simple modifications, equivalent changes and changes made to the above embodiments according to the technical essence of the present invention will still fall within the protection scope of the technical solution of the present invention.
Claims (7)
1. The utility model provides a wear-resisting type linear bearing of high accuracy, includes framed panel (1), its characterized in that: limiting plate (2) all are equipped with at the upper surface both ends of deckle board (1), slide rail (3) are equipped with between limiting plate (2), the surface cover of slide rail (3) is equipped with bearing body (4), the surface cover of bearing body (4) is equipped with sleeve (5), the inboard cover of bearing body (4) is equipped with ball (6) and No. two ball (7), screw (8) have been seted up to the rear end of bearing body (4), the inboard rotation of screw (8) is connected with fixed screw (9).
2. The high-precision wear-resistant linear bearing of claim 1, wherein: one end of the screw hole (8) penetrates through the inner side of the sleeve (5), a screw cap is installed at one end of the fixing screw (9), and a cross groove is formed in the outer surface of the screw cap.
3. The high-precision wear-resistant linear bearing of claim 1, wherein: the bearing is characterized in that the outer surfaces of the bearing body (4) and the sleeve (5) are respectively provided with a connecting plate (10), and the outer surface of each connecting plate (10) is provided with a connecting hole in a penetrating mode.
4. The high-precision wear-resistant linear bearing of claim 1, wherein: the bearing is characterized in that a first ball groove (11) is formed in the outer surface of the bearing body (4), a second ball groove (12) is formed in the inner side of the bearing body (4), and the first ball groove (11) and the second ball groove (12) are spherical in shape.
5. The high precision, wear-resistant, linear bearing of claim 4, wherein: the first ball groove (11) is attached to the first ball (6), and the second ball groove (12) is attached to the second ball (7).
6. The high-precision wear-resistant linear bearing of claim 1, wherein: an annular groove (13) is formed in the inner side of the sleeve (5), and the annular groove (13) is sleeved on the outer surface of the second ball (7).
7. The high-precision wear-resistant linear bearing of claim 1, wherein: the outer surface of the sliding rail (3) is provided with a sliding groove (14), and the sliding groove (14) is sleeved on the outer surface of the first ball (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220615122.1U CN216867308U (en) | 2022-03-17 | 2022-03-17 | High-precision wear-resistant linear bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220615122.1U CN216867308U (en) | 2022-03-17 | 2022-03-17 | High-precision wear-resistant linear bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216867308U true CN216867308U (en) | 2022-07-01 |
Family
ID=82122532
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220615122.1U Expired - Fee Related CN216867308U (en) | 2022-03-17 | 2022-03-17 | High-precision wear-resistant linear bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216867308U (en) |
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2022
- 2022-03-17 CN CN202220615122.1U patent/CN216867308U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220701 |