CN216206169U - Angular contact ball bearing protrusion measuring device - Google Patents
Angular contact ball bearing protrusion measuring device Download PDFInfo
- Publication number
- CN216206169U CN216206169U CN202122517717.1U CN202122517717U CN216206169U CN 216206169 U CN216206169 U CN 216206169U CN 202122517717 U CN202122517717 U CN 202122517717U CN 216206169 U CN216206169 U CN 216206169U
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- angular contact
- ball bearing
- contact ball
- locking
- cover plate
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- 238000001514 detection method Methods 0.000 claims description 13
- 230000002093 peripheral effect Effects 0.000 claims description 13
- 238000006073 displacement reaction Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000005259 measurement Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 1
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- Rolling Contact Bearings (AREA)
- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
The utility model discloses a device for measuring the protrusion amount of an angular contact ball bearing, which comprises an angular contact ball bearing, a locking cover plate, a locking piece, a locking nut, a measuring instrument and a torque wrench, wherein the locking cover plate is fixedly connected with the locking nut; the locking cover plate is provided with a positioning groove, the bottom wall of the positioning groove is attached to the large end face of the outer ring of the angular contact ball bearing, and the torque wrench is used for controlling the locking piece to apply axial pressure with a preset numerical value to the large end face of the inner ring of the angular contact ball bearing so that the angular contact ball bearing is fixed in the positioning groove; according to the utility model, the pre-tightening force is applied to the angular contact ball bearing to be measured through the locking cover plate, the locking piece and the locking nut, the protrusion amount is measured by measuring the height difference of the inner ring and the outer ring of the end surfaces of the two sides of the angular contact ball bearing, the structure is ingenious, the manufacture is convenient, and the measurement is simple and convenient; the utility model applies a specific torque value by matching the regular hexagonal prism with the torque wrench to control the pretightening force, and has good applicability.
Description
Technical Field
The utility model relates to a bearing, in particular to a device for measuring the protrusion amount of an angular contact ball bearing.
Background
The angular contact ball bearing is used as one of the large class of bearings, usually the angular contact ball bearing is installed and used in pairs and used for bearing radial and axial combined loads and also can bear radial or unidirectional loads in any direction, the protruding amount of the angular contact ball bearing refers to the protruding distance of the end face of an inner ring relative to the end face of an outer ring at the same end face of a bearing after a single bearing applies pretightening force, and is an important parameter influencing the service performance of the bearing, the measurement of the protruding amount value is an important process in the assembly of the angular contact ball bearing, most of the existing protruding amount measuring devices need auxiliary components and parts, the measuring mode is complex, the production cost is high, the efficiency is low, and therefore, the protruding amount measuring device of the angular contact ball bearing which is convenient to popularize and use is designed and has the necessity.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of providing an angular contact ball bearing protrusion measuring device to solve the problems of complex structure and high manufacturing cost in the prior art.
In order to solve the technical problem, the utility model provides an angular contact ball bearing protrusion measuring device which comprises an angular contact ball bearing, a locking cover plate, a locking piece, a locking nut, a measuring instrument and a torque wrench;
the locking cover plate is provided with a positioning groove, the bottom wall of the positioning groove is attached to the large end face of the outer ring of the angular contact ball bearing, and the torque wrench is used for controlling the locking piece to apply axial pressure with a preset numerical value to the large end face of the inner ring of the angular contact ball bearing so that the angular contact ball bearing is fixed in the positioning groove;
an avoidance groove for allowing the inner ring and the outer ring of the angular contact ball bearing to generate axial relative displacement is further arranged in the positioning groove;
the locking cover plate is provided with a detection groove opposite to the angular contact bearing, and the detection groove is used for allowing a gauge head of a measuring instrument to pass through so as to detect the height difference between the inner ring and the outer ring of the angular contact ball bearing.
Preferably, a plurality of detection grooves are uniformly formed in the locking cover plate along the circumferential direction, and the measuring instrument is sequentially fixed in each detection groove to measure the height difference between the large end face of the outer ring and the small end face of the inner ring.
Preferably, the locking piece comprises a cylindrical locking block, an annular groove is formed in the peripheral wall of the locking block, and an opening is formed in the annular groove on the end face of the locking block; the locking cover plate is provided with a through hole; the bottom wall of the annular groove is attached to the large end face of the inner ring of the angular contact ball bearing, one end of the locking block is provided with a locking rod which extends into the through hole and penetrates through the locking block, and one end of the locking rod, which extends out of the through hole, is in threaded connection with the locking nut; the locking block is provided with a regular hexagonal prism which is convenient to bear force at one end far away from the locking cover plate, and the regular hexagonal prism and the locking rod are coaxial.
Preferably, the inner peripheral wall of the annular groove is attached to the inner peripheral wall of the inner ring of the angular contact ball bearing.
Preferably, the inner peripheral wall of the positioning groove is attached to the outer peripheral wall of the angular contact ball bearing outer ring.
After adopting the structure, compared with the prior art, the utility model has the following advantages: according to the utility model, the pre-tightening force is applied to the angular contact ball bearing to be measured through the locking cover plate, the locking piece and the locking nut, the protrusion amount is measured by measuring the height difference of the inner ring and the outer ring of the end surfaces of the two sides of the angular contact ball bearing, the structure is ingenious, the manufacture is convenient, and the measurement is simple and convenient; the utility model applies a specific torque value by matching the regular hexagonal prism with the torque wrench to control the pretightening force, and has good applicability.
Drawings
FIG. 1 is a cross-sectional view of the present invention;
FIG. 2 is a top view of the locking cover of the present invention;
fig. 3 is a sectional view taken along line a-a of fig. 2 according to the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1 to 3, the angular contact ball bearing protrusion measuring device of the present invention includes an angular contact ball bearing 1, a lock cover plate 2, a locking member 3, a lock nut 4, a measuring instrument and a torque wrench;
the locking cover plate 2 is provided with a positioning groove 21, the bottom wall of the positioning groove 21 is attached to the outer ring large end surface 11 of the angular contact ball bearing 1, and the torque wrench is used for controlling the locking piece 3 to apply axial pressure with a preset numerical value to the inner ring large end surface 12 of the angular contact ball bearing 1, so that the angular contact ball bearing 1 is fixed in the positioning groove 21;
an avoidance groove 22 for allowing the inner ring and the outer ring of the angular contact ball bearing 1 to generate axial relative displacement is further arranged in the positioning groove 21;
the locking cover plate 2 is provided with a detection groove 24 opposite to the angular contact bearing 1, and the detection groove 24 is used for allowing a gauge head of a measuring instrument to pass through so as to detect the height difference between the inner ring and the outer ring of the angular contact ball bearing 1.
A plurality of detection grooves 24 are uniformly formed in the locking cover plate 2 along the circumferential direction, and a measuring instrument is sequentially fixed in each detection groove 24 to measure the height difference between the outer ring large end surface 11 and the inner ring small end surface 13; in this embodiment, the detection grooves 24 are provided to facilitate the positioning of the measuring instrument, and a sufficient space is left for the contact of the gauge outfit of the measuring instrument with the outer ring large end surface 11 and the inner ring small end surface 13, and meanwhile, the plurality of detection grooves 24 are uniformly arranged along the circumferential direction to increase the detection area and reduce the influence of errors.
The locking piece 3 comprises a cylindrical locking block 31, an annular groove 32 is formed in the outer peripheral wall of the locking block 31, and an opening is formed in the annular groove 32 on the end face of the locking block 31; the locking cover plate 2 is provided with a through hole 23; the bottom wall of the annular groove 32 is attached to the large end face 12 of the inner ring of the angular contact ball bearing 1, one end of the locking block 31 is provided with a locking rod 33 which extends into the through hole 23 and penetrates through the locking rod, and one end of the locking rod 33, which extends out of the through hole 23, is in threaded connection with the locking nut 4; one end of the locking block 31, which is far away from the locking cover plate 2, is provided with a regular hexagonal prism 34 convenient for stress, and the regular hexagonal prism 34 and the locking rod 33 are coaxial; in this embodiment, the parameters of the regular hexagonal prism 34 are matched with the torque wrench.
The inner peripheral wall of the annular groove 32 is attached to the inner peripheral wall of the inner ring of the angular contact ball bearing 1.
And the inner peripheral wall of the positioning groove 21 is attached to the outer peripheral wall of the outer ring of the angular contact ball bearing 1.
During specific work, firstly, the angular contact ball bearing 1 to be tested is clamped into the positioning groove 21, the outer circumferential wall of the outer ring of the angular contact ball bearing 1 is attached to the inner circumferential wall of the positioning groove 21, then the locking rod 33 on the locking member 3 penetrates through the through hole 23 as shown in fig. 1, and the inner circumferential wall of the annular groove 32 on the locking member 3 is attached to the inner circumferential wall of the inner ring of the angular contact ball bearing 1; then the lock nut 4 is screwed on the locking rod 33 to fix the lock cover plate 2 and the locking piece 3; then, the regular hexagonal prism 34 is rotated through the torque wrench, so that the locking cover plate 2 and the locking piece 3 tend to be close to each other, and axial pre-tightening force is applied to the angular contact ball bearing 1; and finally, detecting the height difference between the outer ring large end face 11 and the inner ring small end face 13 by using a measuring instrument, and detecting the height difference between the inner ring large end face and the outer ring small end face by using the measuring instrument, wherein the sum of the two height differences is the protrusion amount to be measured.
The above description is only about the preferred embodiment of the present invention, but it should not be understood as limiting the claims, and the present invention may be modified in other structures, not limited to the above structures. In general, all changes which come within the scope of the utility model as defined by the independent claims are intended to be embraced therein.
Claims (5)
1. The device for measuring the projection of the angular contact ball bearing is characterized by comprising an angular contact ball bearing (1), a locking cover plate (2), a locking piece (3), a locking nut (4), a measuring instrument and a torque wrench;
the locking cover plate (2) is provided with a positioning groove (21), the bottom wall of the positioning groove (21) is attached to the outer ring large end face (11) of the angular contact ball bearing (1), and the torque wrench is used for controlling the locking piece (3) to apply axial pressure with a preset numerical value to the inner ring large end face (12) of the angular contact ball bearing (1), so that the angular contact ball bearing (1) is fixed in the positioning groove (21);
an avoidance groove (22) for allowing the inner ring and the outer ring of the angular contact ball bearing (1) to generate axial relative displacement is further arranged in the positioning groove (21);
the locking cover plate (2) is provided with a detection groove (24) opposite to the angular contact bearing (1), and the detection groove (24) is used for allowing a gauge head of a measuring instrument to pass through so as to detect the height difference between the inner ring and the outer ring of the angular contact ball bearing (1).
2. The angular contact ball bearing protrusion measuring device according to claim 1, wherein a plurality of detecting grooves (24) are uniformly arranged on the locking cover plate (2) along the circumferential direction, and a measuring instrument is sequentially fixed in each detecting groove (24) to measure the height difference between the large end surface (11) of the outer ring and the small end surface (13) of the inner ring.
3. An angular contact ball bearing protrusion measuring device according to claim 1, wherein the locking member (3) comprises a cylindrical locking block (31), an annular groove (32) is provided on the outer peripheral wall of the locking block (31), and the annular groove (32) has an opening on the end face of the locking block (31); a through hole (23) is arranged on the locking cover plate (2); the bottom wall of the annular groove (32) is attached to the large end face (12) of the inner ring of the angular contact ball bearing (1), one end of the locking block (31) is provided with a locking rod (33) which extends into the through hole (23) and penetrates through the through hole, and one end, extending out of the through hole (23), of the locking rod (33) is in threaded connection with the locking nut (4); one end, far away from the locking cover plate (2), of the locking block (31) is provided with a regular hexagonal prism (34) convenient for stress, and the regular hexagonal prism (34) and the locking rod (33) are coaxial.
4. Angular contact ball bearing protrusion measuring device according to claim 3, characterized in that the inner circumferential wall of the annular groove (32) is in abutment with the inner circumferential wall of the inner ring of the angular contact ball bearing (1).
5. The angular contact ball bearing protrusion measuring device according to claim 1, wherein the inner peripheral wall of the positioning groove (21) is attached to the outer peripheral wall of the outer ring of the angular contact ball bearing (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122517717.1U CN216206169U (en) | 2021-10-18 | 2021-10-18 | Angular contact ball bearing protrusion measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122517717.1U CN216206169U (en) | 2021-10-18 | 2021-10-18 | Angular contact ball bearing protrusion measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216206169U true CN216206169U (en) | 2022-04-05 |
Family
ID=80884526
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122517717.1U Active CN216206169U (en) | 2021-10-18 | 2021-10-18 | Angular contact ball bearing protrusion measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216206169U (en) |
-
2021
- 2021-10-18 CN CN202122517717.1U patent/CN216206169U/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: 315400 No. 207, Xinlang Road, Langxia street, Yuyao City, Ningbo City, Zhejiang Province Patentee after: Cixi Ningbo Donghuang Automatization Equipment Co.,Ltd. Country or region after: China Address before: 315480 No.207, Xinlang Road, Langxia street, Yuyao City, Ningbo City, Zhejiang Province Patentee before: NINGBO DONGHUANG AUTOMATION EQUIPMENT Co.,Ltd. Country or region before: China |
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| CP03 | Change of name, title or address |