CN103983387B - A kind of reverse torque detecting apparatus of unilateral bearing - Google Patents
A kind of reverse torque detecting apparatus of unilateral bearing Download PDFInfo
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- CN103983387B CN103983387B CN201410199841.XA CN201410199841A CN103983387B CN 103983387 B CN103983387 B CN 103983387B CN 201410199841 A CN201410199841 A CN 201410199841A CN 103983387 B CN103983387 B CN 103983387B
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- 238000001514 detection method Methods 0.000 abstract description 14
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Abstract
The invention discloses the reverse torque detecting apparatus of a kind of unilateral bearing, including: left side clamp body, right side clamp body and mandrel, left side clamp body is identical with right side clamp body structure, the most uniformly offer several screwed holes, and the periphery matched in clearance of the endoporus of left side clamp body and right side clamp body and unilateral bearing, being fastened by the bolt in left side clamp body and right side clamp body screwed hole makes left side clamp body and right side clamp body be harmonious, and the cycle surface of fixing unilateral bearing, the endoporus matched in clearance of mandrel and unilateral bearing, and mandrel is multidiameter, the boss that can fix unilateral bearing side inner ring end face is contained in its one end, the other end connects the pad having fixing unilateral bearing opposite side inner ring end face, and be bolted boss and pad are fastened on the both sides inner ring end face of unilateral bearing respectively.By the way, the present invention can be prevented effectively from the relevant drawback that common detection device cylindrical loads, and the data making detection are truer, stable, reliable.
Description
Technical field
The present invention relates to bearing measuring technical field, particularly relate to the reverse torque detecting apparatus of a kind of unilateral bearing.
Background technology
Unilateral bearing is in one direction can be freely rotatable, and another direction can produce the high resistance bearing away from (i.e.: inversely moment of torsion).
When the reverse moment of torsion of unilateral bearing is detected, generally use and rely on the interference fit of cylindrical and endoporus to obtain the static friction torque needed for fixing unilateral bearing Internal and external cycle.But, when the magnitude of interference is excessive or when unilateral bearing is thin wall bearing, the design of this kind of structure will cause the deformation of Bearing inner structure even to damage so that final detection data distortion.
Summary of the invention
Present invention mainly solves technical problem is that: for the deficiencies in the prior art, it is provided that the reverse torque detecting apparatus of a kind of unilateral bearing, it is possible to being prevented effectively from the relevant drawback that common detection device cylindrical loads, the data making detection are truer, stable, reliable.
nullFor solving above-mentioned technical problem，The technical scheme that the present invention uses is: provide the reverse torque detecting apparatus of a kind of unilateral bearing，For measuring the reverse moment of torsion of unilateral bearing，Including: left side clamp body、Right side clamp body and mandrel，Described left side clamp body is identical with described right side clamp body structure，The most uniformly offer several screwed holes，And the periphery matched in clearance of the endoporus of described left side clamp body and described right side clamp body and unilateral bearing，Being fastened by the bolt in the screwed hole of described left side clamp body and described right side clamp body makes described left side clamp body and described right side clamp body be harmonious，And the cycle surface of fixing unilateral bearing，The endoporus matched in clearance of described mandrel and unilateral bearing，And described mandrel is multidiameter，The boss that can fix unilateral bearing side inner ring end face is contained in its one end，The other end connects the pad having fixing unilateral bearing opposite side inner ring end face，And be bolted described boss and pad are fastened on the both sides inner ring end face of unilateral bearing respectively.
In a preferred embodiment of the present invention, described left side clamp body and described right side clamp body all include the first clamping face and the second clamping face, described first clamping face and described second clamping face symmetry and be arranged in parallel, and its both sides are connected by arc surface.
In a preferred embodiment of the present invention, the quantity of described screwed hole is 4, and is placed equidistant with the endoporus of described left side clamp body and described right side clamp body.
In a preferred embodiment of the present invention, the internal diameter of described pad and described mating engagement, the external diameter of described pad is less than or equal to the inner ring external diameter of unilateral bearing.
In a preferred embodiment of the present invention, the external diameter of described boss is less than or equal to the inner ring external diameter of unilateral bearing.
The invention has the beneficial effects as follows: the cycle surface of the fixing unilateral bearing that is harmonious by two clamp bodies about using, and use notch cuttype mandrel and pad to fix the inner ring end face of unilateral bearing, by the way of end face loads, effectively prevent the relevant drawback that common detection device cylindrical loads, the data of detection are truer, stable, reliable；Clamping face is set on the clamp body of two, left and right simultaneously, facilitates the clamping of bench vice, make detection convenient, simple.
Accompanying drawing explanation
Fig. 1 is the structural representation of the reverse torque detecting apparatus of a kind of unilateral bearing of the present invention；
Fig. 2 is the left view of detection device shown in Fig. 1；
In accompanying drawing, the mark of each parts is as follows: 1, left side clamp body, and 11, the first clamping face of left side clamp body, 12, the second clamping face of left side clamp body, 2, right side clamp body, 21, the first clamping face of right side clamp body, 22, the second clamping face of right side clamp body, 3, mandrel, 31, boss, 4, unilateral bearing, the 5, first hex nut, the 6, second hex nut, 7, cushion block, 8, hexagon-headed bolt.
Detailed description of the invention
Below in conjunction with the accompanying drawings presently preferred embodiments of the present invention is described in detail, so that advantages and features of the invention can be easier to be readily appreciated by one skilled in the art, thus protection scope of the present invention is made apparent clear and definite defining.
Referring to Fig. 1-Fig. 2, the embodiment of the present invention includes:
A kind of reverse torque detecting apparatus of unilateral bearing, for measuring the reverse moment of torsion of unilateral bearing 4, including: left side clamp body 1, right side clamp body 2 and mandrel 3；
Described left side clamp body 1 is identical with the structure of described right side clamp body 2, the most uniformly offer several screwed holes, and the periphery matched in clearance of the endoporus of described left side clamp body 1 and described right side clamp body 2 and unilateral bearing 4, being fastened by the bolt in the screwed hole of described left side clamp body 1 and described right side clamp body 2 makes described left side clamp body 1 and described right side clamp body 2 be harmonious, and the cycle surface of fixing unilateral bearing 4, it is specially and uses hexagon-headed bolt 8 to connect described left side clamp body 1 and described right side clamp body 2 by screwed hole, and use the first hex nut 5 to fasten, described left side clamp body 1 and described right side clamp body 2 is made to be harmonious, and the cycle surface of unilateral bearing 4 is fixed, and rely on end face to load produced static friction torque by the outer ring clamping of unilateral bearing 4；
Described mandrel 3 and the endoporus matched in clearance of unilateral bearing 4, and described mandrel 3 is multidiameter, the boss 31 of the side inner ring end face that can fix unilateral bearing 4 is contained in its one end, the other end connects the pad 7 of the opposite side inner ring end face having fixing unilateral bearing 4, and be bolted described boss 31 and pad 7 are fastened on the both sides inner ring end face of unilateral bearing 4 respectively, it is specially and uses the second hex nut 6 to fasten, boss 31 and pad 7 is made to load on the inner ring end face of unilateral bearing 4, and rely on end face to load produced static friction torque by the inner ring clamping of unilateral bearing 4.
Wherein, described left side clamp body 1 and described right side clamp body 2 all include the first clamping face (11,21) and the second clamping face (12,22), described first clamping face (11,21) and described second clamping face (12,22) are symmetrical and be arranged in parallel, and its both sides are connected by arc surface.
The quantity of described screwed hole is 4, and is placed equidistant with the endoporus of described left side clamp body 1 and described right side clamp body 2.
The internal diameter of described pad 7 matches with described mandrel 3, and the external diameter of described pad 7 is less than or equal to the inner ring external diameter of unilateral bearing 4.
The external diameter of described boss 31 is less than or equal to the inner ring external diameter of unilateral bearing 4.
During detection, first load on the first clamping face (11,21) and two planes of the second clamping face (12,22) of assembly with bench vice, be fixed firm；It is linked and packed body with the square toes nut on torque spanner again, reverse along unilateral bearing 4, apply to measure power accordingly, it is achieved the detection to the reverse moment of torsion of unilateral bearing 4.
Present invention is disclosed the reverse torque detecting apparatus of a kind of unilateral bearing, be harmonious the cycle surface of fixing unilateral bearing by two clamp bodies about using, and use notch cuttype mandrel and pad to fix the inner ring end face of unilateral bearing, by the way of end face loads, effectively prevent the relevant drawback that common detection device cylindrical loads, the data of detection are truer, stable, reliable；Clamping face is set on the clamp body of two, left and right simultaneously, facilitates the clamping of bench vice, make detection convenient, simple.
The foregoing is only embodiments of the invention; not thereby the scope of the claims of the present invention is limited; every equivalent structure utilizing description of the invention and accompanying drawing content to be made or equivalence flow process conversion; or directly or indirectly it is used in other relevant technical fields, the most in like manner it is included in the scope of patent protection of the present invention.
Claims (5)
1. a reverse torque detecting apparatus for unilateral bearing, for measuring the reverse moment of torsion of unilateral bearing, it is characterised in that including: left side clamp body, right side clamp body and mandrel；Described left side clamp body is identical with described right side clamp body structure, the most uniformly offer several screwed holes, and the periphery matched in clearance of the endoporus of described left side clamp body and described right side clamp body and unilateral bearing, being fastened by the bolt in the screwed hole of described left side clamp body and described right side clamp body makes described left side clamp body and described right side clamp body be harmonious, and the cycle surface of fixing unilateral bearing, it is specially and uses hexagon-headed bolt to connect described left side clamp body and described right side clamp body by screwed hole, and use the first hex nut fastening, described left side clamp body and described right side clamp body is made to be harmonious, and the cycle surface of unilateral bearing is fixed, and rely on end face to load produced static friction torque by the outer ring clamping of unilateral bearing；The endoporus matched in clearance of described mandrel and unilateral bearing, and described mandrel is multidiameter, the boss that can fix unilateral bearing side inner ring end face is contained in its one end, the other end connects the pad having fixing unilateral bearing opposite side inner ring end face, and be bolted described boss and pad are fastened on the both sides inner ring end face of unilateral bearing respectively, it is specially and uses the second hex nut fastening, make boss and pad load on the inner ring end face of unilateral bearing, and rely on end face to load produced static friction torque by the inner ring clamping of unilateral bearing.
2. according to the reverse torque detecting apparatus of a kind of unilateral bearing described in claim 1, it is characterized in that, described left side clamp body and described right side clamp body all include the first clamping face and the second clamping face, described first clamping face and described second clamping face are symmetrical and be arranged in parallel, and its both sides are connected by arc surface.
3. according to the reverse torque detecting apparatus of a kind of unilateral bearing described in claim 1, it is characterised in that the quantity of described screwed hole is 4, and it is placed equidistant with the endoporus of described left side clamp body and described right side clamp body.
4. according to the reverse torque detecting apparatus of a kind of unilateral bearing described in claim 1, it is characterised in that the internal diameter of described pad and described mating engagement, the external diameter of described pad is less than or equal to the inner ring external diameter of unilateral bearing.
5. according to the reverse torque detecting apparatus of a kind of unilateral bearing described in claim 1, it is characterised in that the external diameter of described boss is less than or equal to the inner ring external diameter of unilateral bearing.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410199841.XA CN103983387B (en) | 2014-05-13 | 2014-05-13 | A kind of reverse torque detecting apparatus of unilateral bearing |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410199841.XA CN103983387B (en) | 2014-05-13 | 2014-05-13 | A kind of reverse torque detecting apparatus of unilateral bearing |
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| CN103983387A CN103983387A (en) | 2014-08-13 |
| CN103983387B true CN103983387B (en) | 2016-08-24 |
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| CN201410199841.XA Active CN103983387B (en) | 2014-05-13 | 2014-05-13 | A kind of reverse torque detecting apparatus of unilateral bearing |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108871637B (en) * | 2017-05-12 | 2021-01-12 | 如皋市非标轴承有限公司 | Reverse torque detection device and reverse torque detection method for one-way bearing |
| CN107101758B (en) * | 2017-05-23 | 2019-06-11 | 北京航空航天大学 | A turbo pump dynamic torque measurement device |
| CN111122152B (en) * | 2019-12-10 | 2021-07-13 | 人本股份有限公司 | A sealing ring slip torque detection device |
| CN112213208A (en) * | 2020-09-07 | 2021-01-12 | 深圳技术大学 | Torsion testing machine |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4261213A (en) * | 1978-06-28 | 1981-04-14 | Werner Reimers P.I.V. Antrieb Kommanditgesellschaft | Friction transmission |
| CN1469975A (en) * | 2000-10-13 | 2004-01-21 | ������ʱ����ʽ���� | One-way clutch and torque measuring device using the one-way clutch |
| CN200982901Y (en) * | 2006-09-12 | 2007-11-28 | 许晓华 | A testing device for electromotor rotating axis toque |
| CN203479439U (en) * | 2013-08-27 | 2014-03-12 | 龙泉市中泰汽车空调有限公司 | Driving torque testing machine for automobile air-conditioner electromagnetic clutch |
| CN203837851U (en) * | 2014-05-13 | 2014-09-17 | 常熟长城轴承有限公司 | Reverse torque detecting device of unidirectional bearing |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58141452U (en) * | 1982-03-15 | 1983-09-22 | 三洋電機株式会社 | clutch mechanism |
| JPH11248566A (en) * | 1998-03-02 | 1999-09-17 | Taya Engineering Kk | Motor-assist type bicycle |
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2014
- 2014-05-13 CN CN201410199841.XA patent/CN103983387B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4261213A (en) * | 1978-06-28 | 1981-04-14 | Werner Reimers P.I.V. Antrieb Kommanditgesellschaft | Friction transmission |
| CN1469975A (en) * | 2000-10-13 | 2004-01-21 | ������ʱ����ʽ���� | One-way clutch and torque measuring device using the one-way clutch |
| CN200982901Y (en) * | 2006-09-12 | 2007-11-28 | 许晓华 | A testing device for electromotor rotating axis toque |
| CN203479439U (en) * | 2013-08-27 | 2014-03-12 | 龙泉市中泰汽车空调有限公司 | Driving torque testing machine for automobile air-conditioner electromagnetic clutch |
| CN203837851U (en) * | 2014-05-13 | 2014-09-17 | 常熟长城轴承有限公司 | Reverse torque detecting device of unidirectional bearing |
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| CN103983387A (en) | 2014-08-13 |
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Address after: No. 30, Suzhou Road, Changshu City, Suzhou City, Jiangsu Province 215500 Patentee after: Suzhou Great Wall Precision Technology Co., Ltd. Address before: No. 30, Suzhou Road, Changshu City, Suzhou City, Jiangsu Province 215500 Patentee before: CSC Bearing Co.,Ltd. |
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