CN201803821U - Fixture for measuring residual stress of vane - Google Patents
Fixture for measuring residual stress of vane Download PDFInfo
- Publication number
- CN201803821U CN201803821U CN 201020502299 CN201020502299U CN201803821U CN 201803821 U CN201803821 U CN 201803821U CN 201020502299 CN201020502299 CN 201020502299 CN 201020502299 U CN201020502299 U CN 201020502299U CN 201803821 U CN201803821 U CN 201803821U
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- China
- Prior art keywords
- lower plate
- train wheel
- wheel bridge
- screw
- groove
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- Expired - Lifetime
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Abstract
The utility model belongs to the field of stress test, and relates to a fixture used for clamping a vane when an X-ray diffractometer is used for measuring the residual stress on the surface of the vane. The fixture is formed by connecting a base, a universal ball component and a press plate component; the base consists of an upper clamp plate (7), a lower clamp plate (8), three to four supporting feet (9), a locking screw (10) and three to four clamp plate connecting screws (11); the universal ball component is formed by connecting a connecting shaft (2) and a ball head (6); and the press plate component consists of a rectangular plate (1), a compression screw (3), a press rod (4) and a rectangular plate fixed screw (5). The fixture can shorten the measurement time, guarantees the verticality of a test probe and a measuring point of the vane, and improves the efficiency and accuracy of measurement.
Description
Technical field
The utility model belongs to the stress test field, relates to a kind of anchor clamps of clamping blade when measuring the blade surface unrelieved stress with X-ray diffractometer.
Background technology
When using X-ray diffractometer to measure unrelieved stress, the test probe of equipment must be perpendicular to the measurement point of blade, employing way of local cushioning below blade realizes the measurement point of test probe perpendicular to blade at present, this method is very big for the difficulty of the blade cushioning of blade profile complexity, not only prolonged Measuring Time, and can't guarantee verticality, thereby efficiency of measurement and precision have been reduced.
Summary of the invention
The purpose of this utility model is: a kind of anchor clamps that can shorten Measuring Time, guarantee the measurement blade unrelieved stress of verticality, raising efficiency of measurement and precision are provided.
The technical solution of the utility model is: a kind of anchor clamps of measuring the blade unrelieved stress, it is characterized in that, it is by base, multi-directional ball assembly and Anchor plate kit connect to form, base is by train wheel bridge, lower plate, 3～4 legs, lock-screw and 3～4 clamping plate attachment screws are formed, lower plate is a plectane, a hemispheric lower plate groove is arranged at the center of lower plate upper surface, a locking screw pit that connects with the lower plate lower surface is arranged at the center of lower plate groove, lock-screw is tightened in the above-mentioned locking screw pit from bottom to top, the upper end of 3～4 legs and the lower surface of lower plate are by welding or be threaded to integral body, leg is along the circumference uniform distribution of lower plate, at the upper surface of lower plate, 3～4 tapped blind holes that are uniformly distributed along the circumference are arranged around the lower plate groove; Train wheel bridge is the external diameter plectane identical with lower plate, the radius of a ball train wheel bridge groove identical with hemispheric train wheel bridge groove arranged at the lower surface center of train wheel bridge, this train wheel bridge groove connects the upper and lower surface of train wheel bridge, upper surface at train wheel bridge forms a center pit, on the plate face of train wheel bridge, the screw hole that is uniformly distributed along the circumference is arranged around the train wheel bridge groove, the quantity of tapped blind hole is identical and the position is corresponding on the quantity of screw hole and the lower plate, the clamping plate attachment screw is screwed in the tapped blind hole of lower plate, train wheel bridge and lower plate are connected to integral body, and the sphere of the sphere of train wheel bridge lower surface train wheel bridge groove and lower plate upper surface lower plate groove is sphere altogether; The multi-directional ball assembly is connected to form by coupling shaft and bulb, the upper end of bulb has one to cut flat circular flat, the lower surface of coupling shaft and above-mentioned circular flat are welded as integral body coaxially, there is the coupling shaft tapped blind hole at center, upper surface at coupling shaft, bulb is arranged in the spherical inner chamber that is made of jointly train wheel bridge groove and lower plate groove, bulb and above-mentioned spherical inner chamber clearance fit, the circular flat of bulb upper end protrudes upward the center pit of train wheel bridge upper surface; Anchor plate kit is made up of rectangular slab, housing screw, depression bar and rectangular slab gib screw; There is the sunk screw hole at the center of rectangular slab, the rectangular slab gib screw is a sunk screw, the rectangular slab gib screw is screwed in the coupling shaft tapped blind hole of coupling shaft upper surface, rectangular slab is fixed on the upper surface of coupling shaft, left end at rectangular slab has the collet threaded hole, the left end of depression bar has the housing screw hole, and housing screw is screwed in the collet threaded hole of rectangular slab after passing the housing screw hole of depression bar.
The utility model has the advantages that: can shorten Measuring Time, guarantee the verticality of test probe and blade measurement point, improve efficiency of measurement and precision.Evidence, efficiency of measurement of the present utility model has improved more than 3 times.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is the vertical view of Fig. 1.
Embodiment
Below the utility model is described in further details.Referring to Fig. 1,2, a kind of anchor clamps of measuring the blade unrelieved stress, it is characterized in that, it is by base, multi-directional ball assembly and Anchor plate kit connect to form, base is by train wheel bridge 7, lower plate 8,3～4 legs 9, lock-screw 10 and 3～4 clamping plate attachment screws 11 are formed, lower plate 8 is plectanes, a hemispheric lower plate groove is arranged at the center of lower plate 8 upper surfaces, a locking screw pit that connects with lower plate 8 lower surfaces is arranged at the center of lower plate groove, lock-screw 10 is tightened in the above-mentioned locking screw pit from bottom to top, the lower surface of the upper end of 3～4 legs 9 and lower plate 8 is by welding or be threaded to integral body, leg 9 is along the circumference uniform distribution of lower plate 8, at the upper surface of lower plate 8,3～4 tapped blind holes that are uniformly distributed along the circumference are arranged around the lower plate groove; Train wheel bridge 7 plectane identical that be external diameters with lower plate 8, the radius of a ball train wheel bridge groove identical with hemispheric train wheel bridge groove arranged at the lower surface center of train wheel bridge 7, this train wheel bridge groove connects the upper and lower surface of train wheel bridge 7, upper surface at train wheel bridge 7 forms a center pit, on the plate face of train wheel bridge 7, the screw hole that is uniformly distributed along the circumference is arranged around the train wheel bridge groove, the quantity of tapped blind hole is identical and the position is corresponding on the quantity of screw hole and the lower plate 8, clamping plate attachment screw 11 is screwed in the tapped blind hole of lower plate 8, train wheel bridge 7 and lower plate 8 are connected to integral body, and the sphere of the sphere of train wheel bridge 7 lower surface train wheel bridge grooves and lower plate 8 upper surface lower plate grooves is sphere altogether; The multi-directional ball assembly is connected to form by coupling shaft 2 and bulb 6, the upper end of bulb 6 has one to cut flat circular flat, the lower surface of coupling shaft 2 and above-mentioned circular flat are welded as integral body coaxially, there is the coupling shaft tapped blind hole at center, upper surface at coupling shaft 2, bulb 6 is arranged in the spherical inner chamber that is made of jointly train wheel bridge groove and lower plate groove, bulb 6 and above-mentioned spherical inner chamber clearance fit, the circular flat of bulb 6 upper ends protrudes upward the center pit of train wheel bridge 7 upper surfaces; Anchor plate kit is made up of rectangular slab 1, housing screw 3, depression bar 4 and rectangular slab gib screw 5; There is the sunk screw hole at the center of rectangular slab 1, rectangular slab gib screw 5 is a sunk screw, rectangular slab gib screw 5 is screwed in the coupling shaft tapped blind hole of coupling shaft 2 upper surfaces, rectangular slab 1 is fixed on the upper surface of coupling shaft 2, left end at rectangular slab 1 has the collet threaded hole, the left end of depression bar 4 has the housing screw hole, and housing screw 3 is screwed in the collet threaded hole of rectangular slab 1 after passing the housing screw hole of depression bar 4.
Using method of the present utility model is: with housing screw with vanes fixed between rectangular slab and depression bar, when test probe is aimed at the blade measurement point, can drive the vertical relation that universal ball end assembly rotating vane is realized blade measurement point and testing of equipment probe by regulating rectangular slab, determine blade measurement point and the lock-screw fastening bulb of the vertical back of testing of equipment probe, begin to measure the unrelieved stress of blade then by the lower plate bottom.
Claims (1)
1. anchor clamps of measuring the blade unrelieved stress, it is characterized in that, it is by base, multi-directional ball assembly and Anchor plate kit connect to form, base is by train wheel bridge [7], lower plate [8], 3～4 legs [9], lock-screw [10] and 3～4 clamping plate attachment screws [11] are formed, lower plate [8] is a plectane, at the center of lower plate [8] upper surface a hemispheric lower plate groove is arranged, a locking screw pit that connects with lower plate [8] lower surface is arranged at the center of lower plate groove, lock-screw [10] is tightened in the above-mentioned locking screw pit from bottom to top, the lower surface of the upper end of 3～4 legs [9] and lower plate [8] is by welding or be threaded to integral body, leg [9] is along the circumference uniform distribution of lower plate [8], the upper surface in lower plate [8], 3～4 tapped blind holes that are uniformly distributed along the circumference are arranged around the lower plate groove; Train wheel bridge [7] is external diameter and the identical plectane of lower plate [8], the radius of a ball train wheel bridge groove identical with hemispheric train wheel bridge groove arranged at the lower surface center of train wheel bridge [7], this train wheel bridge groove connects the upper and lower surface of train wheel bridge [7], upper surface at train wheel bridge [7] forms a center pit, on the plate face of train wheel bridge [7], the screw hole that is uniformly distributed along the circumference is arranged around the train wheel bridge groove, it is identical and the position is corresponding that the quantity of screw hole and lower plate [8] are gone up the quantity of tapped blind hole, clamping plate attachment screw [11] is screwed in the tapped blind hole of lower plate [8], train wheel bridge [7] and lower plate [8] are connected to integral body, and the sphere of the sphere of train wheel bridge [7] lower surface train wheel bridge groove and lower plate [8] upper surface lower plate groove is sphere altogether; The multi-directional ball assembly is connected to form by coupling shaft [2] and bulb [6], the upper end of bulb [6] has one to cut flat circular flat, the lower surface and the above-mentioned circular flat of coupling shaft [2] are welded as integral body coaxially, there is the coupling shaft tapped blind hole at center, upper surface at coupling shaft [2], bulb [6] is arranged in the spherical inner chamber that is made of jointly train wheel bridge groove and lower plate groove, bulb [6] and above-mentioned spherical inner chamber clearance fit, the circular flat of bulb [6] upper end protrudes upward the center pit of train wheel bridge [7] upper surface; Anchor plate kit is made up of rectangular slab [1], housing screw [3], depression bar [4] and rectangular slab gib screw [5]; There is the sunk screw hole at the center of rectangular slab [1], rectangular slab gib screw [5] is a sunk screw, rectangular slab gib screw [5] is screwed in the coupling shaft tapped blind hole of coupling shaft [2] upper surface, rectangular slab [1] is fixed on the upper surface of coupling shaft [2], left end at rectangular slab [1] has the collet threaded hole, the left end of depression bar [4] has the housing screw hole, and housing screw [3] is screwed in the collet threaded hole of rectangular slab [1] after passing the housing screw hole of depression bar [4].
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020502299 CN201803821U (en) | 2010-08-20 | 2010-08-20 | Fixture for measuring residual stress of vane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020502299 CN201803821U (en) | 2010-08-20 | 2010-08-20 | Fixture for measuring residual stress of vane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201803821U true CN201803821U (en) | 2011-04-20 |
Family
ID=43873320
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201020502299 Expired - Lifetime CN201803821U (en) | 2010-08-20 | 2010-08-20 | Fixture for measuring residual stress of vane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201803821U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107806948A (en) * | 2017-09-20 | 2018-03-16 | 中铝材料应用研究院有限公司 | Ultrasonic residual stress detector |
| CN109373143A (en) * | 2018-11-12 | 2019-02-22 | 北京星航机电装备有限公司 | A kind of universal table divides table skeleton |
| CN110057490A (en) * | 2019-04-18 | 2019-07-26 | 嘉兴勤慎智能技术有限公司 | A kind of pressure sensor |
| CN110207869A (en) * | 2019-05-17 | 2019-09-06 | 杭州戬威机电科技有限公司 | A kind of stress detecting probe fixture |
| CN110631749A (en) * | 2019-08-30 | 2019-12-31 | 南京中车浦镇城轨车辆有限责任公司 | X-ray residual stress detection sample stage |
| CN111493356A (en) * | 2020-03-24 | 2020-08-07 | 河南中烟工业有限责任公司 | Cigarette receiving device of cigarette discharging channel |
| CN112082678A (en) * | 2020-07-28 | 2020-12-15 | 江苏省特种设备安全监督检验研究院 | Multi-degree-of-freedom self-adaptive stress detection probe clamp |
-
2010
- 2010-08-20 CN CN 201020502299 patent/CN201803821U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107806948A (en) * | 2017-09-20 | 2018-03-16 | 中铝材料应用研究院有限公司 | Ultrasonic residual stress detector |
| CN107806948B (en) * | 2017-09-20 | 2020-12-01 | 中铝材料应用研究院有限公司 | Ultrasonic residual stress detector |
| CN109373143A (en) * | 2018-11-12 | 2019-02-22 | 北京星航机电装备有限公司 | A kind of universal table divides table skeleton |
| CN110057490A (en) * | 2019-04-18 | 2019-07-26 | 嘉兴勤慎智能技术有限公司 | A kind of pressure sensor |
| CN110207869A (en) * | 2019-05-17 | 2019-09-06 | 杭州戬威机电科技有限公司 | A kind of stress detecting probe fixture |
| CN110631749A (en) * | 2019-08-30 | 2019-12-31 | 南京中车浦镇城轨车辆有限责任公司 | X-ray residual stress detection sample stage |
| CN110631749B (en) * | 2019-08-30 | 2021-09-03 | 南京中车浦镇城轨车辆有限责任公司 | X-ray residual stress detection sample stage |
| CN111493356A (en) * | 2020-03-24 | 2020-08-07 | 河南中烟工业有限责任公司 | Cigarette receiving device of cigarette discharging channel |
| CN112082678A (en) * | 2020-07-28 | 2020-12-15 | 江苏省特种设备安全监督检验研究院 | Multi-degree-of-freedom self-adaptive stress detection probe clamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110420 |