CN112013744B - Detection apparatus for bearing height of double-purpose - Google Patents
Detection apparatus for bearing height of double-purpose Download PDFInfo
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- CN112013744B CN112013744B CN202010916192.6A CN202010916192A CN112013744B CN 112013744 B CN112013744 B CN 112013744B CN 202010916192 A CN202010916192 A CN 202010916192A CN 112013744 B CN112013744 B CN 112013744B
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- detection plate
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/02—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness
- G01B5/06—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness for measuring thickness
- G01B5/061—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness for measuring thickness height gauges
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/0002—Arrangements for supporting, fixing or guiding the measuring instrument or the object to be measured
- G01B5/0004—Supports
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- General Physics & Mathematics (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
- Apparatus For Radiation Diagnosis (AREA)
Abstract
The invention discloses a double-purpose bearing height detection device, which comprises a bracket and a detection unit, wherein the bracket is provided with a bearing seat; the bracket comprises a supporting base; a plurality of connecting rods which are uniformly distributed are formed on the upper end surface of the supporting base; a supporting top plate is fixed at the upper end of the connecting rod; the detection unit comprises a reference detection plate, a left detection plate and a right detection plate; a cylindrical lifting cylinder is formed in the center of the upper end face of the reference detection plate; a cylindrical reference scale cylinder is formed on the lower end surface of the supporting top plate; the lifting cylinder is vertically sleeved outside the reference scale cylinder; a reference scale arranged from bottom to top is arranged on the outer surface of the reference scale barrel; the left detection plate and the right detection plate are respectively vertically movably arranged on the left end surface and the right end surface of the reference detection plate; the left end and the right end of the front end surface and the rear end surface of the reference detection plate are respectively provided with a left scale and a right scale; the left scale is arranged from bottom to top; the right scale is arranged from top to bottom.
Description
Technical Field
The invention relates to the technical field of bearing height detection, in particular to a dual-purpose bearing height detection device.
Background
The bearing is a component for fixing and reducing the load friction coefficient in the mechanical transmission process. It can also be said that the other members are used to reduce the friction coefficient during power transmission and to keep the center position of the shaft fixed when they are moved relative to each other on the shaft. The bearing is a lightweight part in modern mechanical equipment. In the bearing production process, the height of the bearing needs to be detected, but the current bearing height detection device can only carry out quantitative detection and cannot carry out qualitative detection, so that the application range of the bearing height detection device is greatly reduced.
Disclosure of Invention
The invention aims to provide a double-purpose bearing height detection device aiming at the technical problem that the application range of the existing bearing detection device is narrow.
The technical scheme for solving the technical problems is as follows: a double-purpose bearing height detection device comprises a bracket and a detection unit; the bracket comprises a supporting base; a plurality of connecting rods which are uniformly distributed are formed on the upper end surface of the supporting base; a supporting top plate is fixed at the upper end of the connecting rod; the detection unit comprises a reference detection plate, a left detection plate and a right detection plate; a cylindrical lifting cylinder is formed in the center of the upper end face of the reference detection plate; a cylindrical reference scale cylinder is formed on the lower end surface of the supporting top plate; the lifting cylinder is vertically sleeved outside the reference scale cylinder; a reference scale arranged from bottom to top is arranged on the outer surface of the reference scale barrel; the left detection plate and the right detection plate are respectively vertically movably arranged on the left end surface and the right end surface of the reference detection plate; the left end and the right end of the front end surface and the rear end surface of the reference detection plate are respectively provided with a left scale and a right scale; the left scale is arranged from bottom to top; the right scale is arranged from top to bottom; when the reference detection plate is positioned at the uppermost end, the upper end surface of the lifting cylinder abuts against the lower end surface of the supporting top plate.
Preferably, the center of the upper end surface of the reference detection plate is pivoted with a central screw; the central screw vertically penetrates through and is screwed on the supporting top plate; the central screw rod penetrates through the reference scale cylinder; the upper end of the central screw rod is formed with a central rotating block.
Preferably, the damping layer is disposed on an outer surface of the central rotating block.
Preferably, the left end and the right end of the upper end of the outer cylindrical surface of the lifting cylinder are respectively formed with a horizontal connecting plate; a cylindrical vertical guide pillar is formed on the upper end surface of the horizontal connecting plate; a pair of vertical guide posts vertically penetrate through the supporting top plate; the center of the upper end face of the left detection plate is pivoted with a left driving rod; a driving threaded hole penetrating through the horizontal connecting plate downwards is formed in the upper end face of the vertical guide post; the upper part of the left driving rod is formed with an external thread matched with the driving threaded hole on the left side; the left driving rod vertically penetrates through and is screwed in the driving threaded hole on the left side; a left rotating block is formed at the upper end of the left driving rod; the center of the upper end face of the right detection plate is pivoted with a right driving rod; the upper part of the right driving rod is formed with an external thread matched with the right driving threaded hole; the right driving rod vertically penetrates through and is screwed in the right driving threaded hole; the upper end of the right driving rod is formed with a right rotating block.
Preferably, the damping layer is disposed on the outer surface of the right and left rotary blocks.
Preferably, the lower end surface of the horizontal connecting plate is provided with a U-shaped lower support frame; a vertical through hole which penetrates through the upper part and the lower part is formed in the middle of the horizontal part of the lower support frame; the left driving rod and the right driving rod vertically penetrate through the vertical through holes on the corresponding sides; the lower parts of the left driving rod and the right driving rod are respectively provided with a left auxiliary scale and a right auxiliary scale; the lengths of the left auxiliary scale and the right auxiliary scale are the same as the thickness of the horizontal part of the lower support frame; when the reference detection plate, the left detection plate and the right detection plate are positioned on the same horizontal plane, the left auxiliary scale and the right auxiliary scale are hidden in the vertical through holes on the corresponding sides.
Preferably, a vertical guide groove in a shape of a T penetrating up and down is formed in the middle of the left end face and the right end face of the reference detection plate respectively; and a left vertical guide block and a right vertical guide block matched with the vertical guide grooves are respectively formed on the end surfaces, close to the reference detection plate, of the left detection plate and the right detection plate.
The invention has the beneficial effects that: simple structure, can realize qualitative and quantitative two kinds of detection, application scope is wide.
Drawings
Fig. 1 is a schematic structural view of a cross section of the present invention.
In the figure, 10, the stent; 11. a support base; 12. a connecting rod; 13. supporting a top plate; 20. a detection unit; 21. a reference detection plate; 210. a vertical guide groove; 22. a central screw; 221. a central rotating block; 23. a lifting cylinder; 230. driving the threaded hole; 231. a horizontal connecting plate; 232. a vertical guide post; 233. a lower support frame; 2330. vertically perforating; 24. a reference scale drum; 25. a left detection plate; 251. a left vertical guide block; 26. a left drive rod; 261. a left rotation block; 262. a left auxiliary scale; 27. a right detection plate; 271. a right vertical guide block; 28. a right drive rod; 281. a right rotation block; 282. a right auxiliary scale.
Detailed Description
As shown in fig. 1, the dual-purpose bearing height detection device comprises a bracket 10 and a detection unit 20; the stand 10 includes a support base 11; a plurality of connecting rods 12 which are uniformly distributed are formed on the upper end surface of the supporting base 11; a supporting top plate 13 is fixed at the upper end of the connecting rod 12; the detecting unit 20 includes a reference detecting plate 21, a left detecting plate 25, and a right detecting plate 27; a cylindrical lifting cylinder 23 is formed in the center of the upper end face of the reference detection plate 21; a cylindrical reference scale cylinder 24 is formed on the lower end surface of the supporting top plate 13; the lifting cylinder 23 is vertically sleeved outside the reference scale cylinder 24; a reference scale arranged from bottom to top is arranged on the outer surface of the reference scale barrel 24; the left detection plate 25 and the right detection plate 27 are respectively vertically movably arranged on the left end surface and the right end surface of the reference detection plate 21; the left end and the right end of the front end surface and the rear end surface of the reference detection plate 21 are respectively provided with a left scale and a right scale; the left scale is arranged from bottom to top; the right scale is arranged from top to bottom; when the reference detection plate 21 is at the uppermost end, the upper end surface of the lift cylinder 23 abuts against the lower end surface of the support top plate 13.
As shown in fig. 1, a center screw 22 is pivoted at the center of the upper end face of the reference detection plate 21; the central screw 22 vertically penetrates and is screwed on the supporting top plate 13; the central screw 22 passes through the reference scale drum 24; the upper end of the central screw 22 is formed with a central rotation block 221.
As shown in fig. 1, a damping layer is provided on an outer surface of the central rotating block 221.
As shown in fig. 1, horizontal connection plates 231 are respectively formed at the left end and the right end of the upper end of the outer cylindrical surface of the lifting cylinder 23; a cylindrical vertical guide post 232 is formed on the upper end surface of the horizontal connecting plate 231; a pair of vertical guide posts 232 vertically penetrate the supporting top plate 13; the center of the upper end surface of the left detection plate 25 is pivoted with a left driving rod 26; a driving threaded hole 230 which downwards penetrates through the horizontal connecting plate 231 is formed in the upper end surface of the vertical guide post 232; the upper part of the left driving rod 26 is formed with an external thread matched with the left driving threaded hole 230; the left driving rod 26 vertically penetrates through and is screwed in the left driving threaded hole 230; a left rotary block 261 is formed at the upper end of the left driving rod 26; the center of the upper end surface of the right detection plate 27 is pivoted with a right driving rod 28; the upper part of the right driving rod 28 is formed with an external thread matched with the right driving threaded hole 230; the right driving rod 28 vertically penetrates through and is screwed in the right driving threaded hole 230; the upper end of the right driving rod 28 is formed with a right rotary block 281.
As shown in fig. 1, damping layers are provided on the outer surfaces of the right and left rotary blocks 281 and 261.
As shown in fig. 1, a lower support frame 233 of a "u" shape is formed on the lower end surface of the horizontal connecting plate 231; a vertical through hole 2330 which penetrates through the upper part and the lower part is formed in the middle of the horizontal part of the lower support frame 233; the left and right drive rods 26, 28 pass vertically through the vertical through holes 2330 on the respective sides; the lower parts of the left driving rod 26 and the right driving rod 28 are respectively provided with a left auxiliary scale 262 and a right auxiliary scale 282; the lengths of the left and right auxiliary scales 262 and 282 are the same as the thickness of the horizontal portion of the lower support 233; when the reference detection plate 21, the left detection plate 25, and the right detection plate 27 are at the same level, the left and right auxiliary scales 262 and 282 are hidden in the vertical penetration holes 2330 of the respective sides.
As shown in fig. 1, a T-shaped vertical guide groove 210 penetrating up and down is formed in the middle of each of the left and right end surfaces of the reference detection plate 21; the end surfaces of the left detection plate 25 and the right detection plate 27 close to the reference detection plate 21 are respectively formed with a left vertical guide block 251 and a right vertical guide block 271 which are matched with the vertical guide groove 210.
The working principle of the double-purpose bearing height detection device is as follows;
during quantitative detection, the reference detection plate 21, the left detection plate 25 and the right detection plate 27 are firstly positioned on the same horizontal plane, then the bearing is placed on the supporting base 11, then the reference detection plate 21, the left detection plate 25 and the right detection plate 27 synchronously descend until the bearing is abutted, and thus the height quantitative detection is completed by observing the reference scale of the reference scale drum 24;
In the qualitative detection, firstly, according to the principle, the reference detection plate 21, the left detection plate 25 and the right detection plate 27 are lowered to a reference size, then the left detection plate 25 is raised, so that the height difference between the lower end surfaces of the left detection plate 25 and the reference detection plate 21 is an upper tolerance, and the left detection plate 25 is lowered, so that the height difference between the upper end surfaces of the left detection plate 25 and the reference detection plate 21 is a lower tolerance; then the bearing is placed on the left side of the upper end face of the supporting base 11, then the bearing moves from left to right along the upper end face of the supporting base 11, and when the bearing is blocked by the left end face of the left detection plate 25 or the bearing sequentially penetrates through the left detection plate 25, the reference detection plate 21 and the right detection plate 27 from left to right, the height of the bearing is unqualified; when the bearing is blocked by the left end surface of the reference detection plate 21 and the left end surface of the right detection plate 27, the bearing is qualified.
The above description is only a preferred embodiment of the present invention, and for those skilled in the art, there are variations on the embodiment and the application scope according to the idea of the present invention, and the content of the present description should not be construed as a limitation to the present invention.
Claims (5)
1. The utility model provides a detection device of bearing height of double-purpose which characterized in that: comprises a bracket (10) and a detection unit (20); the support (10) comprises a support base (11); a plurality of connecting rods (12) which are uniformly distributed are formed on the upper end surface of the supporting base (11); a supporting top plate (13) is fixed at the upper end of the connecting rod (12); the detection unit (20) comprises a reference detection plate (21), a left detection plate (25) and a right detection plate (27); a cylindrical lifting cylinder (23) is formed at the center of the upper end surface of the reference detection plate (21); a cylindrical reference scale cylinder (24) is formed on the lower end surface of the supporting top plate (13); the lifting cylinder (23) is vertically sleeved outside the reference scale cylinder (24); a reference scale arranged from bottom to top is arranged on the outer surface of the reference scale barrel (24); the left detection plate (25) and the right detection plate (27) are respectively arranged on the left end surface and the right end surface of the reference detection plate (21) in a vertically moving manner; the left end and the right end of the front end surface and the rear end surface of the reference detection plate (21) are respectively provided with a left scale and a right scale; the left scale is arranged from bottom to top; the right scale is arranged from top to bottom; when the reference detection plate (21) is positioned at the uppermost end, the upper end surface of the lifting cylinder (23) abuts against the lower end surface of the supporting top plate (13);
The center of the upper end face of the reference detection plate (21) is pivoted with a central screw rod (22); the central screw rod (22) vertically penetrates through and is screwed on the supporting top plate (13); the central screw (22) penetrates through the reference scale barrel (24); a central rotating block (221) is formed at the upper end of the central screw rod (22);
the left end and the right end of the upper end of the outer cylindrical surface of the lifting cylinder (23) are respectively formed with a horizontal connecting plate (231); a cylindrical vertical guide post (232) is formed on the upper end surface of the horizontal connecting plate (231); a pair of vertical guide posts (232) vertically penetrate through the supporting top plate (13); the center of the upper end surface of the left detection plate (25) is pivoted with a left driving rod (26); a driving threaded hole (230) which downwards penetrates through the horizontal connecting plate (231) is formed in the upper end surface of the vertical guide post (232); the upper part of the left driving rod (26) is formed with an external thread matched with the left driving threaded hole (230); the left driving rod (26) vertically penetrates through and is screwed in the left driving threaded hole (230); a left rotating block (261) is formed at the upper end of the left driving rod (26); the center of the upper end surface of the right detection plate (27) is pivoted with a right driving rod (28); the upper part of the right driving rod (28) is formed with an external thread matched with the right driving threaded hole (230); the right driving rod (28) vertically penetrates through and is screwed in the right driving threaded hole (230); the upper end of the right driving rod (28) is formed with a right rotary block (281).
2. A dual-purpose bearing height detection apparatus according to claim 1, wherein: the outer surface of the central rotating block (221) is provided with a damping layer.
3. A dual-purpose bearing height detection apparatus according to claim 2, wherein: and damping layers are arranged on the outer surfaces of the right rotating block (281) and the left rotating block (261).
4. A dual-purpose bearing height detection apparatus according to claim 2, wherein: a U-shaped lower support frame (233) is formed on the lower end surface of the horizontal connecting plate (231); a vertical through hole (2330) which penetrates through the upper part and the lower part is formed in the middle of the horizontal part of the lower support frame (233); the left driving rod (26) and the right driving rod (28) vertically pass through the vertical through holes (2330) on the corresponding sides; the lower parts of the left driving rod (26) and the right driving rod (28) are respectively provided with a left auxiliary scale (262) and a right auxiliary scale (282); the lengths of the left auxiliary scale (262) and the right auxiliary scale (282) are the same as the thickness of the horizontal part of the lower support frame (233); when the reference detection plate (21), the left detection plate (25) and the right detection plate (27) are at the same horizontal plane, the left auxiliary scale (262) and the right auxiliary scale (282) are hidden in the vertical perforation (2330) of the corresponding sides.
5. A dual-purpose bearing height detection apparatus according to claim 1, wherein: a T-shaped vertical guide groove (210) which penetrates through the left end face and the right end face of the reference detection plate (21) up and down is formed in the middle of each end face; and a left vertical guide block (251) and a right vertical guide block (271) matched with the vertical guide groove (210) are respectively formed on the end surfaces, close to the reference detection plate (21), of the left detection plate (25) and the right detection plate (27).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010916192.6A CN112013744B (en) | 2020-09-03 | 2020-09-03 | Detection apparatus for bearing height of double-purpose |
| PCT/CN2021/097033 WO2022048208A1 (en) | 2020-09-03 | 2021-05-29 | Dual-purpose bearing height measurement device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010916192.6A CN112013744B (en) | 2020-09-03 | 2020-09-03 | Detection apparatus for bearing height of double-purpose |
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| Publication Number | Publication Date |
|---|---|
| CN112013744A CN112013744A (en) | 2020-12-01 |
| CN112013744B true CN112013744B (en) | 2022-07-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010916192.6A Active CN112013744B (en) | 2020-09-03 | 2020-09-03 | Detection apparatus for bearing height of double-purpose |
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| Country | Link |
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| CN (1) | CN112013744B (en) |
| WO (1) | WO2022048208A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112013744B (en) * | 2020-09-03 | 2022-07-29 | 台州隆达科技有限公司 | Detection apparatus for bearing height of double-purpose |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204128527U (en) * | 2014-11-11 | 2015-01-28 | 昆山康斯特精密机械有限公司 | Bearing height testing agency |
| CN205718771U (en) * | 2016-06-13 | 2016-11-23 | 常州市智华轴承厂 | Bearing outer ring shoulder height test measuring device |
| CN206410633U (en) * | 2016-12-08 | 2017-08-15 | 江西新裕隆汽车零部件有限公司 | A kind of bearing height detection means |
| CN206648559U (en) * | 2017-04-07 | 2017-11-17 | 江西大松机器人自动化设备有限公司 | A kind of more dimension synthesis wheel hub detectors |
| CN207007132U (en) * | 2017-04-25 | 2018-02-13 | 长沙博大机械零部件有限公司 | One kind is used for brush cover bearing height automatic detection device |
| CN208269785U (en) * | 2018-06-04 | 2018-12-21 | 无锡市华琳制冷设备有限公司 | A kind of Table top type height inspection tooling |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6527327B2 (en) * | 2014-12-22 | 2019-06-05 | 有限会社福島技研 | Lens thickness measuring device |
| CN208567722U (en) * | 2018-07-25 | 2019-03-01 | 深圳合丰橡胶制品有限公司 | A kind of rubber size detection device |
| CN209745171U (en) * | 2019-04-04 | 2019-12-06 | 长春市星火模具有限责任公司 | Height detection device for die manufacturing |
| CN209763954U (en) * | 2019-06-03 | 2019-12-10 | 宁波益明轴承有限公司 | Bearing retainer height detection device |
| CN210198261U (en) * | 2019-07-30 | 2020-03-27 | 泛科轴承集团有限公司 | Height detection device for bearing production |
| CN110895127A (en) * | 2019-12-13 | 2020-03-20 | 潍坊学院 | Thickness measuring device for machine manufacturing |
| CN112013744B (en) * | 2020-09-03 | 2022-07-29 | 台州隆达科技有限公司 | Detection apparatus for bearing height of double-purpose |
-
2020
- 2020-09-03 CN CN202010916192.6A patent/CN112013744B/en active Active
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2021
- 2021-05-29 WO PCT/CN2021/097033 patent/WO2022048208A1/en active Application Filing
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204128527U (en) * | 2014-11-11 | 2015-01-28 | 昆山康斯特精密机械有限公司 | Bearing height testing agency |
| CN205718771U (en) * | 2016-06-13 | 2016-11-23 | 常州市智华轴承厂 | Bearing outer ring shoulder height test measuring device |
| CN206410633U (en) * | 2016-12-08 | 2017-08-15 | 江西新裕隆汽车零部件有限公司 | A kind of bearing height detection means |
| CN206648559U (en) * | 2017-04-07 | 2017-11-17 | 江西大松机器人自动化设备有限公司 | A kind of more dimension synthesis wheel hub detectors |
| CN207007132U (en) * | 2017-04-25 | 2018-02-13 | 长沙博大机械零部件有限公司 | One kind is used for brush cover bearing height automatic detection device |
| CN208269785U (en) * | 2018-06-04 | 2018-12-21 | 无锡市华琳制冷设备有限公司 | A kind of Table top type height inspection tooling |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112013744A (en) | 2020-12-01 |
| WO2022048208A1 (en) | 2022-03-10 |
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