CN103245460B - A kind of calibrating installation of large-torque hydraulic wrench - Google Patents
A kind of calibrating installation of large-torque hydraulic wrench Download PDFInfo
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- CN103245460B CN103245460B CN201310175334.8A CN201310175334A CN103245460B CN 103245460 B CN103245460 B CN 103245460B CN 201310175334 A CN201310175334 A CN 201310175334A CN 103245460 B CN103245460 B CN 103245460B
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Abstract
The invention discloses a kind of calibrating installation of large-torque hydraulic wrench, comprise hydraulic motor arrangement, comprise oil motor support and be arranged at the oil motor on described oil motor support; Trade union college support, for installing workpiece to be tested, the input end of described workpiece to be tested connects the output terminal of described oil motor; Torque sensor device, comprise torque sensor support and be arranged at the torque sensor on described torque sensor support, described torque sensor is arranged at the junction of the output terminal of described oil motor and the input end of described workpiece to be tested; And PC computer, communication connects described torque sensor, for showing the measurement result of described torque sensor, can examine and determine the hydraulic spanner of high pulling torque.
Description
Technical field
The present invention relates to a kind of calibrating installation, particularly relate to a kind of calibrating installation of large-torque hydraulic wrench.
Background technology
Screw for aerogenerator and mining machinery often needs the hydraulic torque wrench of high pulling torque to pull, moment of torsion generally reaches 30000-50000N.M, in actual applications, be corresponding hydraulic pressure by hydraulic torque conversion table by the torque of hydraulic torque wrench, thus ensure that hydraulic pressure can not cause moment of torsion excessive when practical operation, in this case, the precision of hydraulic torque wrench just needs accurate control, need to carry out regular detection to hydraulic torque wrench, need a kind of calibrating installation of large-torque hydraulic wrench badly.
Summary of the invention
Object of the present invention is just to provide a kind of calibrating installation being applicable to large-torque hydraulic wrench.
For solving the problem, the invention provides a kind of calibrating installation of large-torque hydraulic wrench, comprising:
Hydraulic motor arrangement, comprises oil motor support and is arranged at the oil motor on described oil motor support;
Trade union college support, for installing workpiece to be tested, the input end of described workpiece to be tested connects the output terminal of described oil motor;
Torque sensor device, comprise torque sensor support and be arranged at the torque sensor on described torque sensor support, described torque sensor is arranged at the junction of the output terminal of described oil motor and the input end of described workpiece to be tested;
And PC computer, communication connects described torque sensor, for showing the measurement result of described torque sensor.
Preferably, described torque sensor support comprises torque sensor base and is located at the rotating shaft on described torque sensor base, and described torque sensor is connected in described rotating shaft; Described rotating shaft connects the output terminal of described oil motor and the input end of described workpiece to be tested respectively by shaft coupling.
Preferably, described workpiece to be tested is the workpiece of not drive.
Preferably, the calibrating installation of described large-torque hydraulic wrench also comprises workbench, and described oil motor support, torque sensor support and trade union college support are all located on described workbench.
Preferably, described workbench is provided with mobile device, and described oil motor support, torque sensor support and trade union college prop up and be set up on described mobile device.
Preferably, described mobile device is carriage or tourelle or rotating device.
Preferably, the bottom of described workbench is connected with moveable support.
The beneficial effect of this technical scheme is adopted to be that adopt the calibrating installation of the large-torque hydraulic wrench in the present invention can realize the calibrating of the hydraulic spanner to high pulling torque, structure is simple, easy to operate.
Accompanying drawing explanation
Fig. 1 is the structural representation of the calibrating installation of large-torque hydraulic wrench in the embodiment of the present invention 1;
Fig. 2 is the structural representation of the calibrating installation of large-torque hydraulic wrench in the embodiment of the present invention 2.
Wherein, moveable support 6. slide rail 61. first slide block 62. second slide block 63. the 3rd slide block of 11. oil motor 12. oil motor support 21. workpiece 22. trade union college to be tested support 31. torque sensor 321. torque sensor base 322. rotating shaft 4. shaft coupling 51. workbench 52..
Embodiment
Specific embodiments of the invention are described in detail below in conjunction with accompanying drawing.
Embodiment 1
See Fig. 1, as shown in legend wherein, a kind of calibrating installation of large-torque hydraulic wrench, comprising:
One hydraulic motor arrangement, the oil motor 11 comprising an oil motor support 12 and be arranged on described oil motor support 12;
One trade union college support 22, for installing workpiece 21 to be tested, the input end of described workpiece 21 to be tested connects the output terminal of described oil motor 11;
One torque sensor device, comprise a torque sensor support and be arranged at the torque sensor 31 on described torque sensor support, described torque sensor 31 is arranged at the junction of the output terminal of described oil motor 11 and the input end of described workpiece to be tested 21;
And a PC computer (not shown), communication connects described torque sensor 31, for showing the measurement result of described torque sensor 31.
Described torque sensor support comprises torque sensor base 321 and is located at the rotating shaft 322 on described torque sensor base 321, and described torque sensor 31 to be connected in described rotating shaft 322; Described rotating shaft 322 connects the output terminal of described oil motor 11 and the input end of described workpiece to be tested 21 respectively by shaft coupling 4.
Described workpiece to be tested is the workpiece of not drive.
Introduce principle of work of the present invention below.
Torque sensor 31 is installed in rotating shaft 322, by shaft coupling 4, one end of rotating shaft 322 is connected to the output terminal of oil motor 11, by shaft coupling 4, the other end of rotating shaft 322 is connected to the input end of workpiece 21 to be tested, primer fluid pressure motor 11, the torsion theory value of workpiece 21 to be tested is drawn according to hydralic pressure gauge, show that the actual torque of workpiece 21 to be tested shows in PC computer according to torque sensor 31, by the comparison to described theoretical value and actual value, can show that workpiece 21 to be tested is the need of correction.
Embodiment 2
See Fig. 2, as shown in legend wherein, all the other are identical with described embodiment 1, and difference is, the bottom of described oil motor support 12, torque sensor base 321 and trade union college support 22 is provided with a workbench 51.
Described workbench 51 is provided with a mobile device, and described oil motor support 12, torque sensor base 321 and trade union college support 22 are located on described mobile device.
Described mobile device is carriage, and described carriage comprises the first slide block 61, second slide block 62, the 3rd slide block 63 and slide rail 6, and described first slide block 61 is connected to the bottom of described oil motor support 12; Described second slide block 62 is connected to the bottom of described torque sensor support 32; Described 3rd slide block 63 is connected to the bottom of described trade union college support 22, and described oil motor support 12, torque sensor base 321 and trade union college support 22 move along described slide rail 6 respectively by described first slide block 61, second slide block 62 and the 3rd slide block 63.
The bottom of described workbench 51 is connected with moveable support 52.
Embodiment 3
All the other are identical with described embodiment 2, and difference is, described mobile device is tourelle.
Embodiment 4
All the other are identical with described embodiment 2, and difference is, described mobile device is rotating device.
The beneficial effect of this technical scheme is adopted to be that adopt the calibrating installation of the large-torque hydraulic wrench in the present invention can realize the calibrating of the hydraulic spanner to high pulling torque, structure is simple, easy to operate.
The above is only the preferred embodiment of the present invention, it should be pointed out that without departing from the concept of the premise of the invention, and can also make some distortion and improvement, these all belong to protection scope of the present invention.
Claims (6)
1. a calibrating installation for large-torque hydraulic wrench, is characterized in that, comprising:
Hydraulic motor arrangement, comprises oil motor support and is arranged at the oil motor on described oil motor support;
Trade union college support, for installing workpiece to be tested, the input end of described workpiece to be tested connects the output terminal of described oil motor;
Torque sensor device, comprise torque sensor support and be arranged at the torque sensor on described torque sensor support, described torque sensor is arranged at the junction of the output terminal of described oil motor and the input end of described workpiece to be tested, described torque sensor support comprises torque sensor base and is located at the rotating shaft on described torque sensor base, and described torque sensor is connected in described rotating shaft; Described rotating shaft connects the output terminal of described oil motor and the input end of described workpiece to be tested respectively by shaft coupling;
And PC computer, communication connects described torque sensor, for showing the measurement result of described torque sensor.
2. according to the calibrating installation of the large-torque hydraulic wrench described in claim 1, it is characterized in that, described workpiece to be tested is the workpiece of not drive.
3. the calibrating installation of large-torque hydraulic wrench according to claim 1 and 2, it is characterized in that, the calibrating installation of described large-torque hydraulic wrench also comprises workbench, and described oil motor support, torque sensor support and trade union college support are all located on described workbench.
4. the calibrating installation of large-torque hydraulic wrench according to claim 3, is characterized in that, described workbench is provided with mobile device, and described oil motor support, torque sensor support and trade union college prop up and be set up on described mobile device.
5. the calibrating installation of large-torque hydraulic wrench according to claim 4, is characterized in that, described mobile device is carriage or tourelle or rotating device.
6. according to the calibrating installation of the large-torque hydraulic wrench described in claim 5, it is characterized in that, the bottom of described workbench is connected with moveable support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310175334.8A CN103245460B (en) | 2013-05-13 | 2013-05-13 | A kind of calibrating installation of large-torque hydraulic wrench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310175334.8A CN103245460B (en) | 2013-05-13 | 2013-05-13 | A kind of calibrating installation of large-torque hydraulic wrench |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103245460A CN103245460A (en) | 2013-08-14 |
| CN103245460B true CN103245460B (en) | 2015-10-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310175334.8A Active CN103245460B (en) | 2013-05-13 | 2013-05-13 | A kind of calibrating installation of large-torque hydraulic wrench |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104535259B (en) * | 2015-01-13 | 2017-04-12 | 内蒙古自治区计量测试研究院 | Spanner torque calibrating device |
| CN108375434A (en) * | 2018-05-10 | 2018-08-07 | 中国重型机械研究院股份公司 | A kind of hydraulic safety coupling torsion-testing apparatus |
| CN112857652B (en) * | 2021-01-22 | 2022-05-17 | 南京力特液压技术有限责任公司 | Hydraulic wrench torque calibration method and device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2680413Y (en) * | 2003-12-25 | 2005-02-23 | 杨贵亭 | Boosting device for calibrating apparatus of torque wrench |
| CN101520357A (en) * | 2008-02-29 | 2009-09-02 | 爱德华·威尔有限责任两合公司 | Operating device for testing torque wrenches |
| CN101738290A (en) * | 2008-11-24 | 2010-06-16 | 国营东方仪器厂 | Detector for hydraulic torque wrench |
| CN202511941U (en) * | 2012-03-29 | 2012-10-31 | 国电联合动力技术有限公司 | Hydraulic spanner calibration device |
| CN203490020U (en) * | 2013-05-13 | 2014-03-19 | 内蒙古自治区计量测试研究院 | Calibrating device for large-torque hydraulic wrench |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7757540B2 (en) * | 2007-05-01 | 2010-07-20 | Dabrowski Robert A | Device and method for testing torque wrenches |
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2013
- 2013-05-13 CN CN201310175334.8A patent/CN103245460B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2680413Y (en) * | 2003-12-25 | 2005-02-23 | 杨贵亭 | Boosting device for calibrating apparatus of torque wrench |
| CN101520357A (en) * | 2008-02-29 | 2009-09-02 | 爱德华·威尔有限责任两合公司 | Operating device for testing torque wrenches |
| CN101738290A (en) * | 2008-11-24 | 2010-06-16 | 国营东方仪器厂 | Detector for hydraulic torque wrench |
| CN202511941U (en) * | 2012-03-29 | 2012-10-31 | 国电联合动力技术有限公司 | Hydraulic spanner calibration device |
| CN203490020U (en) * | 2013-05-13 | 2014-03-19 | 内蒙古自治区计量测试研究院 | Calibrating device for large-torque hydraulic wrench |
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| CN103245460A (en) | 2013-08-14 |
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