CN201340365Y - Synchronous floating system of compression-shear test - Google Patents
Synchronous floating system of compression-shear test Download PDFInfo
- Publication number
- CN201340365Y CN201340365Y CNU2008202098964U CN200820209896U CN201340365Y CN 201340365 Y CN201340365 Y CN 201340365Y CN U2008202098964 U CNU2008202098964 U CN U2008202098964U CN 200820209896 U CN200820209896 U CN 200820209896U CN 201340365 Y CN201340365 Y CN 201340365Y
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- compression
- synchronous
- servo
- testing machine
- cylinder
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Abstract
The utility model relates to a synchronous floating system of a compression-shear test, which is a component part of a compression-shear testing machine; the problem of detecting data distortion is solved by vertical displacement of horizontally shearing a servo loading hydro cylinder when a synchronous-floating adjusting compression-shear test is carried out; the synchronous floating system of the compression-shear test comprises a synchronous-floating servo hydro cylinder, a displacement sensor, a deflection measuring device and a control system which are matched with the other component parts to carry out testing work of a testing piece together. The synchronous floating system is arranged in a testing machine system and is a component part of a large-scale multi-functional compression-shear testing machine and testing equipment with the same kind.
Description
Technical field
The utility model relates to pressure-shear test machine, specifically is to press the synchronous floating system of scissor test.
Background technology
The rubber support product category is many in highway, railroad bridge are built, volume is big, test item is many, accuracy of detection requires height, and the testing equipment that uses does not have effective synchronous floating system at present.When pressing scissor test, the variation that can't solve the horizontal shear direction of pull that causes because of sample deformation under precompressed normal stress and the effect of horizontal shear pulling force causes detecting data distortion, does not reach the detection requirement, thereby can't guarantee product quality.
Summary of the invention
For addressing the above problem, the utility model provides a kind of pressure scissor test synchronous floating system, to adapt to the demand of large-sized multifunction pressure-shear test machine and same category of device, effectively solve under precompressed normal stress and the effect of horizontal shear pulling force, the variation of the horizontal shear direction of pull that causes because of sample deformation causes detecting the problem of data distortion.
Technical scheme
The utility model comprises cylinder component, measuring sensor and control system, cylinder component is the servo-cylinder that floats synchronously, its lower end is connected with tester base, the upper end is connected with the servo load cylinder of the horizontal shear of testing machine, measuring sensor is deformation measuring device and the displacement transducer that is loaded on the anti-skidding pressing plate of testing machine, displacement transducer is contained in respectively on the vertical servo load cylinder and synchronously unsteady servo-cylinder of testing machine, and control system comprises digital comparator, change-over panel and electro-hydraulic servo control device.
Beneficial effect the utility model is by the work of synchronous floating system, prevent to press in the scissor test, the distortion of the variation of the horizontal shear direction of pull that under precompressed normal stress and the effect of horizontal shear pulling force, causes and the detection data that cause thus because of sample deformation, guarantee to detect the accuracy of data, improved the experiment work quality, laid a solid foundation for guaranteeing the bridge construction quality.
Description of drawings
Fig. 1-synchronous floating system of pressure scissor test and working state schematic representation thereof
Fig. 2-control system block scheme
The drawing explanation
Among Fig. 1: the anti-skidding pressing plate 103-of the last loading plate 102-of 101-test specimen 104-test specimen
Loading plate 106-shears arm-tie 107-deformation measuring device under the 105-
The unsteady synchronously servo-cylinder 110-ball pivot of the servo load cylinder 109-of 108-horizontal shear
The vertical servo load cylinder of 111-displacement transducer 112-displacement transducer 113-
Embodiment
As shown in Figure 1, pressing the synchronous floating system of scissor test is an ingredient of pressure-shear test machine, comes together to finish experiment work with other parts of testing machine.The work of floating system is synchronously done to float to the perpendicular displacement of the servo load cylinder of horizontal shear in the testing machine and is regulated, thereby prevents the variation of the horizontal shear direction of pull that causes because of sample deformation.
Among Fig. 1,101 is loading plate on the testing machine, anti-skidding pressing plate 102 is fixed on the loading plate 101, loading plate 105 and anti-skidding pressing plate 102 are housed down on the vertical servo load cylinder 113, the middle part is equipped with and is sheared arm-tie 106, on it, test specimen 103 is laid in the below, synchronously unsteady servo-cylinder 109 lower ends link to each other with the testing machine support, the upper end links to each other with the servo load cylinder 108 of horizontal shear by ball pivot 110,4 deformation measuring devices 107 are contained in the both sides of anti-skidding pressing plate 102, displacement sensing 112 is loaded on the vertical servo load cylinder 113, and displacement transducer 111 is contained on the servo-cylinder 109 that floats synchronously.Electric control system is an electro-hydraulic servo control, is the ingredient of testing machine control system, is loaded in the electrical control cabinet, and Fig. 2 is the synchronous floating system electrical control of a scissor test block scheme.
Claims (1)
1, the synchronous floating system of a kind of pressure scissor test, comprise cylinder component, measuring sensor and control system, it is characterized in that cylinder component is the servo-cylinder (109) that floats synchronously, its lower end is connected with tester base, the upper end is connected with the servo load cylinder of the horizontal shear of testing machine (108), measuring sensor is for being loaded on deformation measuring device (107) and the displacement transducer on the anti-skidding pressing plate of testing machine (102), displacement transducer (112) is contained on the vertical servo load cylinder of testing machine (113), displacement transducer (111) is contained on the servo-cylinder (109) that floats synchronously, and control system contains digital comparator, change-over panel and electro-hydraulic servo control device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202098964U CN201340365Y (en) | 2008-12-11 | 2008-12-11 | Synchronous floating system of compression-shear test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202098964U CN201340365Y (en) | 2008-12-11 | 2008-12-11 | Synchronous floating system of compression-shear test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201340365Y true CN201340365Y (en) | 2009-11-04 |
Family
ID=41235908
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008202098964U Expired - Fee Related CN201340365Y (en) | 2008-12-11 | 2008-12-11 | Synchronous floating system of compression-shear test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201340365Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106018097A (en) * | 2016-05-09 | 2016-10-12 | 济南三越测试仪器有限公司 | Microprocessor control electro-hydraulic servo load-shear test machine |
| CN110836821A (en) * | 2019-12-09 | 2020-02-25 | 河南交通职业技术学院 | Compression-shear testing machine and vertical loading device thereof |
-
2008
- 2008-12-11 CN CNU2008202098964U patent/CN201340365Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106018097A (en) * | 2016-05-09 | 2016-10-12 | 济南三越测试仪器有限公司 | Microprocessor control electro-hydraulic servo load-shear test machine |
| CN106018097B (en) * | 2016-05-09 | 2019-03-19 | 济南三越测试仪器有限公司 | Microcomputer-controlled electro-hydraulic servo load-shear |
| CN110836821A (en) * | 2019-12-09 | 2020-02-25 | 河南交通职业技术学院 | Compression-shear testing machine and vertical loading device thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091104 Termination date: 20121211 |