CN217152695U - Single-row angular contact ball bearing stable in installation - Google Patents
Single-row angular contact ball bearing stable in installation Download PDFInfo
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- CN217152695U CN217152695U CN202220723841.5U CN202220723841U CN217152695U CN 217152695 U CN217152695 U CN 217152695U CN 202220723841 U CN202220723841 U CN 202220723841U CN 217152695 U CN217152695 U CN 217152695U
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- ball bearing
- angular contact
- contact ball
- sleeve
- bearing body
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Abstract
A single-row angular contact ball bearing with stable installation relates to the technical field of bearings, and comprises an angular contact ball bearing body and a positioning device; one end of the angular contact ball bearing body is provided with a positioning device for quickly installing and positioning the angular contact ball bearing body, and a plurality of wedge-shaped slots are uniformly distributed on one end of the inner ring of the angular contact ball bearing body, which corresponds to the positioning device, by a spacer ring; the positioning device comprises a positioning sleeve and a locking sleeve, the diameter of the positioning sleeve corresponds to the diameter of the inner ring of the angular contact ball bearing body, one end of the positioning sleeve corresponding to the angular contact ball bearing body is provided with a plurality of wedge blocks which are respectively matched with the wedge grooves one by one, the other end of the positioning sleeve is provided with a plurality of elastic holding claws at intervals in a surrounding manner, and the end of the positioning sleeve is coaxially and threadedly connected with the locking sleeve for tightening the elastic holding claws; the utility model discloses simple structure, the quick dismantlement of angular contact ball bearing body of can being convenient for, and can guarantee that angular contact ball bearing body possesses higher stability.
Description
Technical Field
The utility model belongs to the technical field of the bearing technique and specifically relates to a stable single-row angular contact ball bearing of installation is related to.
Background
As known, the angular contact ball bearing can bear radial load and axial load at the same time, and has wider application range; generally, in order to ensure that an angular contact ball bearing can be stably installed, an inner ring of the angular contact ball bearing is in interference fit with a shaft body of a corresponding rotating shaft bearing installation position, but the angular contact ball bearing needs to be frequently disassembled under some special working conditions, and the angular contact ball bearing is difficult to disassemble and easy to damage due to the adoption of the interference fit mode; if clearance fit is adopted, the working state of the angular contact ball bearing is extremely unstable, the service life of the angular contact ball bearing is seriously influenced, and the phenomenon is a problem to be solved by technical personnel in the field.
Disclosure of Invention
In order to overcome traditional angular contact ball bearing among the background art and can't adopt clearance fit to carry out the not enough of installation, the utility model discloses a stable single-row angular contact ball bearing of installation.
In order to achieve the purpose, the utility model adopts the following technical proposal:
a single-row angular contact ball bearing with stable installation comprises an angular contact ball bearing body and a positioning device; one end of the angular contact ball bearing body is provided with a positioning device for quickly installing and positioning the angular contact ball bearing body, and a plurality of wedge-shaped slots are uniformly distributed on one end of the inner ring of the angular contact ball bearing body, which corresponds to the positioning device, by a spacer ring; the positioning device comprises a positioning sleeve and a locking sleeve, the diameter of the positioning sleeve corresponds to the diameter of the inner ring of the angular contact ball bearing body, one end, corresponding to the angular contact ball bearing body, of the positioning sleeve is provided with a plurality of wedge blocks which are respectively matched with the wedge grooves one by one, the other end of the positioning sleeve is provided with a plurality of elastic holding claws at intervals in a surrounding mode, and the coaxial thread at the end of the positioning sleeve is connected with the locking sleeve which is used for enabling the elastic holding claws to be tightened.
Preferably, a plurality of blind holes are formed in the end, far away from the locking sleeve, of the positioning sleeve body at intervals in a surrounding mode.
Preferably, the outer wall of the locking sleeve body is of a regular polygon structure.
Preferably, an arc-shaped slot along the axial direction of the positioning sleeve is arranged at the position, corresponding to the positioning sleeve, of the inner side of the elastic enclasping claw.
Preferably, the outer diameter of one end of the locating sleeve corresponding to the angular contact ball bearing body is smaller than the inner diameter of the outer ring of the angular contact ball bearing body.
Preferably, the inner jaw surface of the elastic holding jaw is an arc surface consistent with the inner ring of the positioning sleeve.
Preferably, the locking sleeve body is provided with a plurality of bolt holes for mounting jackscrews.
Due to the adoption of the technical scheme, the utility model discloses following beneficial effect has:
the utility model discloses a single-row angular contact ball bearing with stable installation, which has simple structure and easy assembly; keep the position sleeve static and screw up the lock sleeve to make the synchronous shrink of elasticity enclasping claw enclasping pivot axle body can realize the stable positioning of angular contact ball bearing body, thereby can make angular contact ball bearing body correspond clearance fit with the bearing installation position of corresponding pivot, the quick dismantlement of the angular contact ball bearing body of being convenient for can guarantee simultaneously that angular contact ball bearing body possesses higher stability.
Drawings
Fig. 1 is a schematic diagram of the explosion structure of the present invention;
FIG. 2 is a schematic cross-sectional view of the positioning device;
fig. 3 is a schematic view of the usage state of the present invention.
In the figure: 1. an angular contact ball bearing body; 2. a positioning device; 2-1, positioning sleeve; 2-2, a locking sleeve; 2-3, wedge block; 2-4, elastic holding claws; 2-5, blind holes; 2-6, arc-shaped grooving; 3. and (4) wedge-shaped grooving.
Detailed Description
The present invention will be explained in detail by the following embodiments, and it is to be understood that the present invention is intended to protect all technical improvements within the scope of the present invention, and in the description of the present invention, it is to be understood that if there are the terms "upper", "lower", "front", "rear", "left", "right", etc. indicating the orientation or positional relationship, it is only corresponding to the drawings of the present application, and for the convenience of description of the present invention, it is not intended to indicate or imply that the device or element referred to must have a specific orientation.
With the combination of attached drawings 1-3, the single-row angular contact ball bearing with stable installation comprises an angular contact ball bearing body 1 and a positioning device 2; one end of the angular contact ball bearing body 1 is provided with a positioning device 2 for quickly installing and positioning the angular contact ball bearing body 1, a plurality of wedge-shaped slots 3 are uniformly distributed on one end, corresponding to the positioning device 2, of the inner ring of the angular contact ball bearing body 1 through a spacer ring, and the number of the wedge-shaped slots 3 is at least three;
the positioning device 2 comprises a positioning sleeve 2-1 and a locking sleeve 2-2, the diameter of the positioning sleeve 2-1 is correspondingly consistent with the diameter of an inner ring of the angular contact ball bearing body 1, one end of the positioning sleeve 2-1, corresponding to the angular contact ball bearing body 1, is provided with a plurality of wedge blocks 2-3 which are respectively matched with the wedge-shaped grooves 3 one by one, the other end of the positioning sleeve 2-1 is provided with a plurality of elastic holding claws 2-4 at intervals in a surrounding manner, the end of the positioning sleeve 2-1 is coaxially and threadedly connected with the locking sleeve 2-2 which is used for tightening the elastic holding claws 2-4, so that the angular contact ball bearing body 1 can be correspondingly in clearance fit with the bearing installation position of a corresponding rotating shaft, when in use, the angular contact ball bearing body 1 is firstly sleeved on the bearing installation position of the rotating shaft, then the positioning device 2 is sleeved, and the wedge blocks 2-3 are correspondingly spliced and matched with the corresponding wedge-shaped grooves 3, then, the positioning sleeve 2-1 is kept static and the locking sleeve 2-2 is screwed down, so that the elastic holding claws 2-4 synchronously contract to hold the shaft body of the rotating shaft tightly, the stable positioning of the angular contact ball bearing body 1 can be realized, the angular contact ball bearing body 1 can be quickly taken down only by unscrewing the locking sleeve 2-2 when the angular contact ball bearing body 1 is disassembled, and the use is convenient and quick; according to the requirement, the inner claw surface of the elastic holding claw 2-4 is an arc surface consistent with the inner ring of the positioning sleeve 2-1, so that the contact area between the elastic holding claw 2-4 and the shaft body of the rotating shaft can be effectively increased, and the holding reliability is improved;
in addition, a plurality of blind holes 2-5 are formed in the spacer ring at one end, far away from the locking sleeve 2-2, of the positioning sleeve 2-1, namely, a pin shaft type rod piece can be inserted into the appropriate blind hole 2-5 when the locking sleeve 2-2 is adjusted, so that the positioning sleeve 2-1 is kept still through the pin shaft type rod piece; the outer wall of the sleeve body of the locking sleeve 2-2 is in a regular polygon structure, so that the locking sleeve 2-2 can be screwed or loosened conveniently by a spanner; the inner side of the elastic clasping claw 2-4 is correspondingly connected with the positioning sleeve 2-1, and an arc-shaped open slot 2-6 along the axial direction of the positioning sleeve 2-1 is formed in the position, so that the deformation capacity of the elastic clasping claw 2-4 can be effectively improved, and meanwhile, the operation of screwing the locking sleeve 2-2 by an operator is facilitated; the outer diameter of one end, corresponding to the angular contact ball bearing body 1, of the locating sleeve 2-1 is smaller than the inner diameter of the outer ring of the angular contact ball bearing body 1, so that the interference influence on the rotation of the outer ring of the angular contact ball bearing body 1 can be avoided; the locking sleeve 2-2 is provided with a plurality of bolt holes for installing jackscrews, namely the jackscrews can be installed in the proper bolt holes after the locking sleeve 2-2 is screwed down, so that the locking sleeve 2-2 is locked with the positioning sleeve 2-1, and the accidental loosening of the locking sleeve 2-2 in the working process of the angular contact ball bearing body 1 is avoided.
When the single-row angular contact ball bearing with stable installation is implemented, the angular contact ball bearing body 1 is firstly sleeved at the bearing installation position of the corresponding rotating shaft when in use, then the positioning device 2 is sleeved to ensure that the wedge blocks 2-3 are correspondingly spliced and matched with the corresponding wedge-shaped grooves 3, then the positioning sleeve 2-1 is kept static and the locking sleeve 2-2 is screwed down, when the elastic clasping claw 2-4 has certain clasping force, the positioning device 2 can be axially close to the angular contact ball bearing body 1 to move, so that the angular contact ball bearing body 1 and the rotating shaft can keep higher coaxiality through the matching of the wedge blocks 2-3 and the wedge-shaped grooves 3, then the locking sleeve 2-2 is continuously screwed down, and the elastic clasping claw 2-4 further synchronously contracts and clasps the shaft body of the rotating shaft to realize the stable positioning of the angular contact ball bearing body 1, when the angular contact ball bearing body 1 is disassembled, the angular contact ball bearing body 1 can be quickly taken down only by unscrewing the locking sleeve 2-2, and the use is convenient and quick.
The details of the present invention not described in detail are prior art, and it will be apparent to those skilled in the art that the present invention is not limited to the details of the above-described exemplary embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, and all changes coming within the meaning and range of equivalency are intended to be embraced therein.
Claims (7)
1. A single-row angular contact ball bearing with stable installation comprises an angular contact ball bearing body (1), and is characterized in that: also comprises a positioning device (2); one end of the angular contact ball bearing body (1) is provided with a positioning device (2) for quickly installing and positioning the angular contact ball bearing body (1), and a plurality of wedge-shaped slots (3) are uniformly distributed at intervals at one end of the inner ring of the angular contact ball bearing body (1) corresponding to the positioning device (2); the positioning device (2) comprises a positioning sleeve (2-1) and a locking sleeve (2-2), the diameter of the positioning sleeve (2-1) corresponds to the diameter of the inner ring of the angular contact ball bearing body (1) uniformly, a plurality of wedge blocks (2-3) which are respectively matched with the wedge grooves (3) one by one are arranged at one end, corresponding to the angular contact ball bearing body (1), of the positioning sleeve (2-1), a plurality of elastic clasping claws (2-4) are arranged at the other end of the positioning sleeve (2-1) in a spaced and surrounding mode, and the locking sleeve (2-2) which is used for enabling the elastic clasping claws (2-4) to tighten is coaxially in threaded connection with the end of the positioning sleeve (2-1).
2. A single row angular contact ball bearing in which the mounting is stable as set forth in claim 1, wherein: a plurality of blind holes (2-5) are annularly arranged at intervals at one end of the sleeve body of the positioning sleeve (2-1) far away from the locking sleeve (2-2).
3. A single row angular contact ball bearing in which the mounting is stable as set forth in claim 1, wherein: the outer wall of the sleeve body of the locking sleeve (2-2) is of a regular polygon structure.
4. A single row angular contact ball bearing in which the mounting is stable as set forth in claim 1, wherein: the inner side of the elastic clasping claw (2-4) is correspondingly connected with the positioning sleeve (2-1) and provided with an arc-shaped open slot (2-6) along the axial direction of the positioning sleeve (2-1).
5. A single row angular contact ball bearing in which the mounting is stable as set forth in claim 1, wherein: the outer diameter of one end of the locating sleeve (2-1) corresponding to the angular contact ball bearing body (1) is smaller than the inner diameter of the outer ring of the angular contact ball bearing body (1).
6. A single row angular contact ball bearing in which the mounting is stable as set forth in claim 1, wherein: the inner surface of the elastic holding claw (2-4) is an arc surface consistent with the inner ring of the positioning sleeve (2-1).
7. A single row angular contact ball bearing in which the mounting is stable as set forth in claim 1, wherein: the locking sleeve (2-2) is provided with a plurality of bolt holes for mounting jackscrews.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220723841.5U CN217152695U (en) | 2022-03-31 | 2022-03-31 | Single-row angular contact ball bearing stable in installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220723841.5U CN217152695U (en) | 2022-03-31 | 2022-03-31 | Single-row angular contact ball bearing stable in installation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217152695U true CN217152695U (en) | 2022-08-09 |
Family
ID=82697800
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220723841.5U Active CN217152695U (en) | 2022-03-31 | 2022-03-31 | Single-row angular contact ball bearing stable in installation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217152695U (en) |
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2022
- 2022-03-31 CN CN202220723841.5U patent/CN217152695U/en active Active
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