CN213684965U - Linear bearing seat with floating shaft - Google Patents
Linear bearing seat with floating shaft Download PDFInfo
- Publication number
- CN213684965U CN213684965U CN202022495255.3U CN202022495255U CN213684965U CN 213684965 U CN213684965 U CN 213684965U CN 202022495255 U CN202022495255 U CN 202022495255U CN 213684965 U CN213684965 U CN 213684965U
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- shaft
- base
- rotating shaft
- bearing
- pit
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- 238000009434 installation Methods 0.000 claims description 20
- 230000000670 limiting effect Effects 0.000 claims description 15
- 229910000838 Al alloy Inorganic materials 0.000 claims description 4
- 239000000956 alloy Substances 0.000 claims description 4
- 229920006351 engineering plastic Polymers 0.000 claims description 4
- 230000002035 prolonged effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
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- Sliding-Contact Bearings (AREA)
Abstract
The utility model discloses a straight line bearing frame that axle floats, its male circle axle can be carried out the horizontal slip, and the card axle or the dead phenomenon of card can not take place for the perk from top to bottom. A shaft floating linear bearing seat comprises a base, wherein a shaft seat is rotatably connected to the base; the base is provided with a rotating shaft, the two end parts of the rotating shaft are fixed on the base, the middle part of the rotating shaft penetrates through the shaft seat, and the shaft seat rotates around the rotating shaft on the base.
Description
Technical Field
The utility model belongs to the technical field of the bearing frame, specifically speaking relates to a bearing frame of axle straight line that floats.
Background
With the development of science and technology, the use of the bearing seat is more and more extensive, and the bearing seat technology has had very big development, and its kind and quantity also increase day by day.
The bearing seat is used for mounting and fixing a bearing, a shaft is mounted in the bearing, and the bearing seat can bear certain supporting force and can be divided into a split type (split type) bearing seat, a sliding bearing seat, a rolling bearing seat, a bearing seat with a flange, an outer spherical bearing seat and the like.
However, most of the bearing seats are fixed on the platform, and have the following defects: in the bearing frame was inserted at the both ends of circle axle, if circle axle length is very long, the parallel error of two bearing frames is very little around just needing, otherwise the very long circle axle of length just can't normally insert the installation, because the circle axle is longer, parallel error can enlarge gradually around, the angle of slope also can be more obvious, installs and receives the influence the more easily at the epaxial slider of circle, produces card axle or the dead phenomenon of card.
Disclosure of Invention
The utility model aims at providing an axle linear bearing seat that floats, its male circle axle can be carried out the horizontal slip, and the card axle or the dead phenomenon of card can not take place to stick up from top to bottom.
In order to solve the technical problem, the purpose of the utility model is to realize like this:
a shaft floating linear bearing seat comprises a base, wherein a shaft seat is rotatably connected to the base; the base is provided with a rotating shaft, the two end parts of the rotating shaft are fixed on the base, the middle part of the rotating shaft penetrates through the shaft seat, and the shaft seat rotates around the rotating shaft on the base.
On the basis of the above scheme and as a preferable scheme of the scheme: a pit is sunken in the middle of the upper surface of the base, and a first through hole is formed in the middle of the pit; two ends of the rotating shaft are respectively fixed at two ends of the first through hole; the shaft seat comprises a connecting block, and the connecting block penetrates through the rotating shaft and is arranged in the first through hole; the top of connecting block is equipped with the installation piece, and the installation piece is erect in the pit, and the inside of installation piece is used for the installation bearing, and there is the interval bottom surface of installation piece and the upper surface of pit, and the both sides wall width of pit is greater than the width of installation piece.
On the basis of the above scheme and as a preferable scheme of the scheme: the two ends of the rotating shaft are inserted into the base, and the countersunk head screw is screwed into the base and is fixedly connected with the rotating shaft.
On the basis of the above scheme and as a preferable scheme of the scheme: the mounting block can move leftwards or rightwards in the concave pit by 3 mm; the distance between the bottom surface of the mounting block and the upper surface of the pit is 1.5 mm.
On the basis of the above scheme and as a preferable scheme of the scheme: a second through hole is formed in the mounting block, and a clamping groove surrounding the radial direction is formed in the inner wall of the second through hole; the outer surface of the bearing is provided with a convex block in a protruding mode, and the convex block is embedded into the concave pit and used for limiting the bearing to move along the axial direction.
On the basis of the above scheme and as a preferable scheme of the scheme: a plurality of lugs are equidistantly distributed along the circumference.
On the basis of the above scheme and as a preferable scheme of the scheme: the clamping groove is provided with a limiting hole; the surface protrusion of bearing has the stopper, and the stopper embedding is used for spacing bearing to rotate along the axial in spacing downthehole.
On the basis of the above scheme and as a preferable scheme of the scheme: the inner surface of the bearing is provided with a plurality of grooves which are uniformly distributed and are distributed along the axial direction of the bearing.
On the basis of the above scheme and as a preferable scheme of the scheme: the base and the shaft seat are made of aluminum alloy materials; the bearing is made of engineering plastics.
Compared with the prior art, the utility model outstanding and profitable technological effect is:
compared with the prior art, the shaft floating linear bearing seat of the utility model comprises a base, a rotating shaft is arranged on the base, a shaft seat which can rotate and move left and right is arranged on the rotating shaft, a round shaft is inserted into the shaft seat, the errors of alignment and parallelism can be compensated, sliding of 3 mm can be carried out left and right, and the tilting of 1.5 mm is carried out up and down; the structure can effectively reduce the parallel requirement when two yellow horizontal circular shafts are arranged, the phenomenon of shaft clamping or shaft clamping can not be generated, and the service life of the bearing is prolonged better.
Drawings
Fig. 1 is a schematic view of the base structure of the present invention.
Fig. 2 is a schematic view of the shaft seat structure of the present invention.
Fig. 3 is a schematic view of the bearing structure of the present invention.
Fig. 4 is a schematic view of the bearing structure of the present invention.
Fig. 5 is a schematic view of the bearing structure of the present invention.
Fig. 6 is a schematic diagram of the overall explosion structure of the present invention.
Fig. 7 is a schematic view of the overall structure of the present invention.
Fig. 8 is a schematic view of the overall structure of the present invention.
Fig. 9 is a schematic overall sectional structure of the present invention.
Fig. 10 is a schematic view of the overall structure of the present invention.
Reference numerals: a base 01; a pit 010; a first via 0100; a shaft seat 02; a connecting block 020; a mounting block 021; a second through hole 022; a card slot 023; a limiting hole 024; a rotating shaft 03; a bearing 04; the bumps 040; a limiting block 041; a groove 042;
Detailed Description
The present invention will be further described with reference to the following detailed description;
the embodiment provides a shaft floating linear bearing seat which comprises bases 01, wherein holes are formed in two ends of each base 01 and penetrate through bolts to be fixed on a platform, the two bases 01 are arranged in parallel, a shaft is arranged between the two bases 01, the two shafts are arranged in parallel, a sliding block is arranged on the two shafts, and connecting lines of the four bases 01 are rectangular;
the base 01 is rotatably connected with a shaft seat 02, and the shaft seat 02 is used for inserting a shaft; the base 01 is provided with a rotating shaft 03, two end parts of the rotating shaft 03 are fixed on the base 01, the middle part of the rotating shaft 03 penetrates through the shaft seat 02, and the shaft seat 02 rotates around the rotating shaft 03 on the base 01 in a front-back mode.
As mentioned above, the base 01 is provided with the rotating shaft 03, the two ends of the rotating shaft 03 are arranged on the base 01, and the rotating shaft 03 penetrates through the shaft seat 02 to realize the forward and backward rotation and the left and right movement of the shaft seat 02 on the rotating shaft 03; the shaft is inserted into the shaft seats 02, and if an error exists between the front shaft seat 02 and the rear shaft seat 02, the compensation alignment and the parallel error can be realized by sliding or rotating; for example, two circular shafts are arranged in parallel, a sliding block is arranged on the two circular shafts, two ends of each circular shaft are respectively inserted into the shaft seats 02 on the base 01, the sliding block moves on the two circular shafts, and if the two circular shafts are not accurately parallel, the shaft seats 02 can move and tilt on the base 01 to achieve the floating effect, so that the circular shafts are slightly corrected, the phenomenon of shaft clamping or dead clamping cannot be generated, and the service life of the base 01 is prolonged better;
further, a pit 010 is recessed in the middle of the upper surface of the base 01, a first through hole 0100 is formed in the middle of the pit 010, and protruding plateaus are arranged at two ends of the pit 010; two ends of the rotating shaft 03 are respectively fixed at two ends of the first through hole 0100, two ends of the rotating shaft 03 are respectively fixed in the plateaus at the two ends, and the rotating shaft 03 stretches across the first through hole 0100;
the shaft seat 02 comprises a connecting block 020, the connecting block 020 penetrates through the rotating shaft 03 and is arranged in the first through hole 0100, and the connecting block 020 is arranged in the first through hole 0100 to achieve a connecting limiting effect; the top of connecting block 020 is equipped with installation piece 021, and installation piece 021 erects in pit 010, and the inside of installation piece 021 is used for installing bearing 04, and there is the interval bottom surface of installation piece 021 and the upper surface of pit 010, and the both sides wall width of pit 010 is greater than the width of installation piece 021.
As described above, a gap exists between the mounting block 021 of the shaft seat 02 and the base 01, so that the connecting block 020 drives the mounting block 021 to move left and right or rotate around the rotating shaft 03;
furthermore, two ends of the rotating shaft 03 are inserted into the base 01, and the countersunk screws are screwed into the base 01 and fixedly connected with the rotating shaft 03. As described above, the countersunk head screws are adopted to fix the two ends of the rotating shaft 03, so that the connection firmness is improved, and the later-stage disassembly and assembly can be facilitated;
furthermore, the mounting block 021 can translate 3 mm to the left or right in the pit 010, namely the width B of the pit 010 is larger than the width 6 mm of the mounting block 021, so that the mounting block 021 can translate left and right and drive the circular shaft to be finely adjusted; the spacing a between the bottom surface of the mounting block 021 and the upper surface of the pocket 010 is 1.5 mm, enabling the mounting block 021 to rotate about the axis of rotation 03, enabling an angle of up to 5 degrees to tilt, which is evident for a circular shaft of very long length.
As described above, the connecting block 020 of the shaft seat 02 can freely move in the first through hole 0100, a gap exists between the mounting hole of the shaft seat 02 and the recess 010, and the connecting block 020 drives the mounting hole to move and rotate, so that fine adjustment of the inserted circular shaft is realized;
further, a second through hole 022 is formed inside the mounting block 021, and a radial clamping groove 023 is formed in the inner wall of the second through hole 022 and surrounds the radial clamping groove 023, wherein the clamping groove 023 is annular; a projection 040 projects from the outer surface of the bearing 04, and the projection 040 is fitted into the recess 010 to restrict the axial movement of the bearing 04.
As described above, the bearing 04 is arranged in the installation, and the round shaft is inserted into the bearing 04, so that the service life of the base 01 is prolonged;
further, the plurality of projections 040 are circumferentially equidistantly arranged. As described above, the bumps 040 are uniformly distributed, so that the bearing 04 is uniformly stressed in the mounting block 021, the circular shaft is not easily damaged when being rubbed on the bearing 04, and the bumps 040 are more firmly embedded into the clamping groove 023;
furthermore, a limiting hole 024 is formed in the clamping groove 023; a limiting block 041 protrudes out of the outer surface of the bearing 04, and the limiting block 041 is embedded into the limiting hole 024 and used for limiting the bearing 04 to rotate along the axial direction. As described above, the limiting block 041 of the bearing 04 is embedded into the limiting hole 024 of the slot 023, so that the bearing 04 cannot rotate, and the whole bearing 04 cannot move or rotate in installation by being embedded into the slot 023 in cooperation with the projection 040, so that the stability of the circular shaft is ensured;
furthermore, a plurality of uniformly distributed grooves 042 are formed in the inner surface of the bearing 04, and the plurality of grooves 042 are distributed along the axial direction of the bearing 04. As described above, when the circular shaft rotates or moves in the bearing 04, the groove 042 can discharge dust and fine debris from the bearing 04 through the groove 042, thereby ensuring the cleanness of the inside of the bearing 04;
further, the base 01 and the shaft seat 02 are made of aluminum alloy materials; the bearing 04 is made of engineering plastics. As described above, the base 01 and the shaft seat 02 are made of aluminum alloy materials, and the hardness and the strength are effectively increased through surface hard oxidation treatment; the bearing 04 is made of wear-resistant engineering plastics, so that self-lubrication can be realized, and the cost is reduced.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like refer to the orientation or position relationship shown in the drawings, or the orientation or position relationship that the product of the present invention is usually placed when in use, or the orientation or position relationship that one skilled in the art conventionally understands, and are only for convenience of describing the present invention and simplifying the description, but do not refer to or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. The above-mentioned embodiment is only the preferred embodiment of the present invention, and does not limit the protection scope of the present invention according to this, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (9)
1. The utility model provides a straight line bearing frame that axle floats which characterized in that: comprises a base, wherein a shaft seat is rotatably connected on the base; the base is provided with a rotating shaft, the two end parts of the rotating shaft are fixed on the base, the middle part of the rotating shaft penetrates through the shaft seat, and the shaft seat rotates around the rotating shaft on the base.
2. The shaft floating linear bearing housing of claim 1, wherein: a pit is sunken in the middle of the upper surface of the base, and a first through hole is formed in the middle of the pit;
two ends of the rotating shaft are respectively fixed at two ends of the first through hole;
the shaft seat comprises a connecting block, and the connecting block penetrates through the rotating shaft and is arranged in the first through hole; the top of connecting block is equipped with the installation piece, and the installation piece is erect in the pit, and the inside of installation piece is used for the installation bearing, and there is the interval bottom surface of installation piece and the upper surface of pit, and the both sides wall width of pit is greater than the width of installation piece.
3. The shaft floating linear bearing housing of claim 2, wherein: the two ends of the rotating shaft are inserted into the base, and the countersunk head screw is screwed into the base and is fixedly connected with the rotating shaft.
4. The shaft floating linear bearing housing of claim 2, wherein: the mounting block can move leftwards or rightwards in the concave pit by 3 mm; the distance between the bottom surface of the mounting block and the upper surface of the pit is 1.5 mm.
5. The shaft floating linear bearing housing of claim 2, wherein: a second through hole is formed in the mounting block, and a clamping groove surrounding the radial direction is formed in the inner wall of the second through hole;
the outer surface of the bearing is provided with a convex block in a protruding mode, and the convex block is embedded into the concave pit and used for limiting the bearing to move along the axial direction.
6. The shaft floating linear bearing housing of claim 5, wherein: a plurality of lugs are equidistantly distributed along the circumference.
7. The shaft floating linear bearing housing of claim 5, wherein: the clamping groove is provided with a limiting hole; the surface protrusion of bearing has the stopper, and the stopper embedding is used for spacing bearing to rotate along the axial in spacing downthehole.
8. The shaft floating linear bearing housing of claim 5, wherein: the inner surface of the bearing is provided with a plurality of grooves which are uniformly distributed and are distributed along the axial direction of the bearing.
9. The shaft floating linear bearing housing of claim 2, wherein: the base and the shaft seat are made of aluminum alloy materials; the bearing is made of engineering plastics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022495255.3U CN213684965U (en) | 2020-11-02 | 2020-11-02 | Linear bearing seat with floating shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022495255.3U CN213684965U (en) | 2020-11-02 | 2020-11-02 | Linear bearing seat with floating shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213684965U true CN213684965U (en) | 2021-07-13 |
Family
ID=76726881
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022495255.3U Active CN213684965U (en) | 2020-11-02 | 2020-11-02 | Linear bearing seat with floating shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213684965U (en) |
-
2020
- 2020-11-02 CN CN202022495255.3U patent/CN213684965U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 314199 East, 2nd floor, building 2, No.222 Nanxing Road, Weitang street, Jiashan County, Jiaxing City, Zhejiang Province Patentee after: Zhejiang Savi Intelligent Transmission Technology Co.,Ltd. Country or region after: China Address before: 314199 East, 2nd floor, building 2, No.222 Nanxing Road, Weitang street, Jiashan County, Jiaxing City, Zhejiang Province Patentee before: Zhejiang Savi Technology Co.,Ltd. Country or region before: China |
|
| CP03 | Change of name, title or address |