CN203376102U - Bracket bolt tightening torque testing device for caliper - Google Patents
Bracket bolt tightening torque testing device for caliper Download PDFInfo
- Publication number
- CN203376102U CN203376102U CN201320417121.7U CN201320417121U CN203376102U CN 203376102 U CN203376102 U CN 203376102U CN 201320417121 U CN201320417121 U CN 201320417121U CN 203376102 U CN203376102 U CN 203376102U
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- China
- Prior art keywords
- bracket bolt
- support bracket
- cylindrical shell
- torque sensor
- keyway
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- 238000009434 installation Methods 0.000 claims description 19
- 238000005259 measurement Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000000875 corresponding Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000009658 destructive testing Methods 0.000 description 1
- 230000001809 detectable Effects 0.000 description 1
- 238000005755 formation reaction Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006011 modification reaction Methods 0.000 description 1
- 230000003068 static Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 230000001131 transforming Effects 0.000 description 1
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Abstract
The utility model relates to a bracket bolt tightening torque testing device for a caliper. The device comprises a control cabinet and comprises a torsion motor, a torque sensor and an articulated rotating body which are connected in order. Both the torsion motor and the torque sensor are connected with the control cabinet. The device is convenient to operate, through the series connection of the torsion motor and the torque sensor, the easy manipulation and the accurate measurement of torque are realized, and through the processing by the control cabinet, a drawing cut mechanical property curve of a bracket bolt can be obtained.
Description
Technical field
The utility model relates to a kind of automobile brake parts, relates in particular to support bracket bolt screw-down torque proving installation for a kind of clamp.
Background technology
Automobile brake is that to utilize friction be heat energy by kinetic transformation, thereby makes automobile lose kinetic energy and the process that stops.Clamp (disc brake) become the main product on current automobile brake parts market because of advantages such as its brake efficiency are high, thermal diffusivity is good, damping force stability is strong.Clamp are fixed on automobile chassis suspension by support bracket bolt, when braking, with vehicle body, keep relative static, by clamping friction disc, the brake disc rolled are produced to friction brake force.Because clamp are safety components of service brake, automobile industry has been formulated multiple function to it and has been tested to guarantee traffic safety.The test of caliper bracket bolt tightening moment is one of clamp functional test, the test of support bracket bolt screw-down torque is a kind of destructive testing, still be continuously applied screw-down torque under the state of tightening at support bracket bolt, final obtain bolt from being subject to pulling force until the mechanical curves of drawing fracture, to investigate the fastening characteristic of caliper body and bolt.
Common practice in industry is at present: adopt torque spanner to coordinate corresponding screw cap sleeve to apply moment of torsion to the caliper bracket bolt, progressively improve the restriction torsion of torque spanner during operation, using the moment of torsion of final torsional shear Broken bolt as the reference in addition of the numerical value of tightening destrabilizing moment.This way wastes time and energy, and is difficult to control torsion dynamics (being the speed that moment of torsion applies), causes the torque value of final entry accurate not, can not react the mechanical characteristic of support bracket bolt in whole twist process.
The utility model content
The utility model has overcome the deficiencies in the prior art, provide a kind of easy to operate, test support bracket bolt screw-down torque proving installation for accurate clamp.
For achieving the above object, the technical solution adopted in the utility model is: support bracket bolt screw-down torque proving installation for a kind of clamp, comprise switch board, the torsion motor, torque sensor, the connecting shaft rotary body that connect successively, described torsion motor, torque sensor all are connected with described switch board.
In preferred embodiment of the utility model, clamp further comprise that with support bracket bolt screw-down torque proving installation the axis of described torsion motor, torque sensor, connecting shaft rotary body is on same straight line.
In preferred embodiment of the utility model, clamp further comprise that with support bracket bolt screw-down torque proving installation the inwall of the first cylindrical shell of described torsion motor is provided with the first keyway vertically, the outer wall of the second cylindrical shell of described torque sensor is provided with the second keyway vertically, described the second cylindrical shell is inserted in described the first cylindrical shell, between described the first keyway and described the second keyway, is combined with and is healthy and strong.
In preferred embodiment of the utility model, clamp further comprise that with support bracket bolt screw-down torque proving installation described the second keyway, key body all are kidney-shaped.
In preferred embodiment of the utility model, clamp further comprise that with support bracket bolt screw-down torque proving installation the described part of being healthy and strong stretches out described the first cylindrical shell.
In preferred embodiment of the utility model, clamp further comprise that with support bracket bolt screw-down torque proving installation described connecting shaft rotary body comprises right cylinder, is located at the tetragonal body of described right cylinder one end.
The utility model has solved the defect existed in the background technology, the utility model is easy to operate, use and realized easily controlling and accurately measuring of torsion by the series connection of reversing motor and torque sensor, and, by the processing of switch board, mechanical curves is sheared in the drawing that can obtain support bracket bolt.
The accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is the decomposition texture schematic diagram of preferred embodiment of the present utility model;
Fig. 2 is the front view of preferred embodiment of the present utility model;
Fig. 3 be preferred embodiment of the present utility model switch board, reverse the connection diagram of motor, torque sensor;
In figure: 2, switch board, 4, reverse motor, 6, torque sensor, 8, the connecting shaft rotary body, the 10, first cylindrical shell, the 12, first keyway, the 14, second cylindrical shell, the 16, second keyway, 18, be healthy and strong, 20, right cylinder, 22, tetragonal body.
Embodiment
In conjunction with the accompanying drawings and embodiments the utility model is described in further detail now, these accompanying drawings are the schematic diagram of simplification, basic structure of the present utility model only is described in a schematic way, so it only show the formation relevant with the utility model.
As shown in Figure 1, Figure 2, Figure 3 shows, support bracket bolt screw-down torque proving installation for a kind of clamp, comprise switch board 2, the torsion motor 4, torque sensor 6, the connecting shaft rotary body 8 that connect successively, torsion motor 4, torque sensor 6 all are connected with switch board 2, reverse motor 4 and can receive the driving signal from switch board 2, by certain rotating speed, control to reverse, torque sensor 6 is detectable tightens the torsional moment of generation because of support bracket bolt, and signal is passed to switch board 2.
In order to improve the accuracy of test, reverse the axis of motor 4, torque sensor 6, connecting shaft rotary body 8 on same straight line.
The inwall that the utility model preferably reverses the first cylindrical shell 10 of motor 4 is provided with the first keyway 12 vertically, the outer wall of the second cylindrical shell 14 of torque sensor 6 is provided with the second keyway 16 vertically, the second cylindrical shell 14 is inserted in the first cylindrical shell 10, be combined with key body 18 between the first keyway 12 and the second keyway 16, avoid reversing relatively rotating between motor 4 and torque sensor 6, the side face that simultaneously can screw in successively the first cylindrical shell 10, the second cylindrical shell 14 by the bolt (not shown) makes to reverse motor 4, torque sensor 6 is fixed into one.The second keyway 16, being healthy and strong 18 all is kidney-shaped.12 parts of being healthy and strong are stretched out the first cylindrical shell 10, are convenient to be healthy and strong 12 snap in the first keyway 12, easy for installation.
Connecting shaft rotary body 8 comprises right cylinder 20, is located at the tetragonal body 22 of right cylinder 20 1 ends, right cylinder 20 can be inserted in torque sensor 6 and is bolted, tetragonal body 22 can be used in conjunction with the screw cap sleeve of different size, screw cap sleeve is engaged on the nut of support bracket bolt, reaches the purpose that this proving installation is connected with support bracket bolt.
During the force moment testing device assembling, first size, suitable key body 18 is put in the second keyway 16 of the second cylindrical shell 14, by the second cylindrical shell 14 of torque sensor 6, perpendicular to operating table surface, be inserted into from bottom to top in the first cylindrical shell 10 that reverses motor 4 again, to be healthy and strong 18 coordinates and puts in place with the first keyway 12, now reverses motor 4, torque sensor 6, connecting shaft rotary body 8 and is fixed into one and is arranged on testing platform clip.Before test, clamp are located, on the tetragonal body 22 of connecting shaft rotary body 8 lower ends, assembling is applicable to the ut socket of support bracket bolt, and the Torque-adjusting proving installation is connected itself and the support bracket bolt that is arranged on clamp, the rotating speed that reverses motor 4 is set on switch board 2, as 3rpm.During test, reverse motor 4 and drive 8 rotations of connecting shaft rotary body according to setting rotating speed, support bracket bolt progressively coordinates and tightens with the support screw under the drive of ut socket, reverse motor 4 and continue to drive 8 rotations of connecting shaft rotary body, connecting shaft rotary body 8 is tightened and is produced resistance due to support bracket bolt, produce moment of torsion, torque sensor 6 passes to switch board 2 by the torque signal detected, and by switch board 2, processes and draw the support bracket bolt torsional shear until the mechanical curves of fracture.
Above foundation desirable embodiment of the present utility model is enlightenment, and by above-mentioned description, the related personnel can, in the scope that does not depart from this utility model technological thought, carry out various change and modification fully.The technical scope of this utility model is not limited to the content on instructions, must determine technical scope according to the claim scope.
Claims (6)
1. support bracket bolt screw-down torque proving installation for clamp, it is characterized in that: comprise switch board, the torsion motor, torque sensor, the connecting shaft rotary body that connect successively, described torsion motor, torque sensor all are connected with described switch board.
2. support bracket bolt screw-down torque proving installation for clamp according to claim 1, it is characterized in that: the axis of described torsion motor, torque sensor, connecting shaft rotary body is on same straight line.
3. support bracket bolt screw-down torque proving installation for clamp according to claim 2, it is characterized in that: the inwall of the first cylindrical shell of described torsion motor is provided with the first keyway vertically, the outer wall of the second cylindrical shell of described torque sensor is provided with the second keyway vertically, described the second cylindrical shell is inserted in described the first cylindrical shell, between described the first keyway and described the second keyway, is combined with and is healthy and strong.
4. support bracket bolt screw-down torque proving installation for clamp according to claim 3, it is characterized in that: described the second keyway, key body all are kidney-shaped.
5. support bracket bolt screw-down torque proving installation for clamp according to claim 3, it is characterized in that: the described part of being healthy and strong is stretched out described the first cylindrical shell.
6. support bracket bolt screw-down torque proving installation for clamp according to claim 1, it is characterized in that: described connecting shaft rotary body comprises right cylinder, is located at the tetragonal body of described right cylinder one end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320417121.7U CN203376102U (en) | 2013-07-15 | 2013-07-15 | Bracket bolt tightening torque testing device for caliper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320417121.7U CN203376102U (en) | 2013-07-15 | 2013-07-15 | Bracket bolt tightening torque testing device for caliper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203376102U true CN203376102U (en) | 2014-01-01 |
Family
ID=49838626
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320417121.7U Active CN203376102U (en) | 2013-07-15 | 2013-07-15 | Bracket bolt tightening torque testing device for caliper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203376102U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104215381A (en) * | 2014-07-28 | 2014-12-17 | 北京强度环境研究所 | Method for calibrating mounting tightening torque of missile limiting strap |
| CN104215381B (en) * | 2014-07-28 | 2017-01-04 | 北京强度环境研究所 | Screw-down torque scaling method installed by the spacing band of body |
| CN109506825A (en) * | 2018-11-30 | 2019-03-22 | 河南航天精工制造有限公司 | A kind of Closely locking nut performance detection tooling and detection method |
| CN110487473A (en) * | 2019-08-22 | 2019-11-22 | 上海汽车制动系统有限公司 | A kind of measuring device of electronic brake pincers thread transmission moment of friction |
-
2013
- 2013-07-15 CN CN201320417121.7U patent/CN203376102U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104215381A (en) * | 2014-07-28 | 2014-12-17 | 北京强度环境研究所 | Method for calibrating mounting tightening torque of missile limiting strap |
| CN104215381B (en) * | 2014-07-28 | 2017-01-04 | 北京强度环境研究所 | Screw-down torque scaling method installed by the spacing band of body |
| CN109506825A (en) * | 2018-11-30 | 2019-03-22 | 河南航天精工制造有限公司 | A kind of Closely locking nut performance detection tooling and detection method |
| CN110487473A (en) * | 2019-08-22 | 2019-11-22 | 上海汽车制动系统有限公司 | A kind of measuring device of electronic brake pincers thread transmission moment of friction |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 215000 South District, phase 3, I-Park Industrial Park, 88 Dongchang Road, Suzhou Industrial Park, Jiangsu Province Patentee after: Hitachi astemo brake system (Suzhou) Co.,Ltd. Address before: 215028 3rd floor, building h, 88 Dongchang Road, Suzhou Industrial Park, Jiangsu Province Patentee before: CLASSIS BRAKES INTERNATIONAL (SUZHOU) Co.,Ltd. |