CN111811705A - Fixing device for strain rosette and residual stress detection method using same - Google Patents
Fixing device for strain rosette and residual stress detection method using same Download PDFInfo
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- CN111811705A CN111811705A CN202010844982.8A CN202010844982A CN111811705A CN 111811705 A CN111811705 A CN 111811705A CN 202010844982 A CN202010844982 A CN 202010844982A CN 111811705 A CN111811705 A CN 111811705A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L1/00—Measuring force or stress, in general
- G01L1/20—Measuring force or stress, in general by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluids; by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress
- G01L1/22—Measuring force or stress, in general by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluids; by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress using resistance strain gauges
- G01L1/2206—Special supports with preselected places to mount the resistance strain gauges; Mounting of supports
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L1/00—Measuring force or stress, in general
- G01L1/20—Measuring force or stress, in general by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluids; by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress
- G01L1/22—Measuring force or stress, in general by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluids; by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress using resistance strain gauges
- G01L1/2287—Measuring force or stress, in general by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluids; by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress using resistance strain gauges constructional details of the strain gauges
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
- G01L5/0047—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes measuring forces due to residual stresses
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- General Physics & Mathematics (AREA)
- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
The utility model relates to a flower fixing device meets an emergency, the sound insulation box comprises a block body, the regulating block is installed to block thickness direction one side, the regulating block slides and sets up on the block, and the regulating block slides along block thickness direction, the regulating block deviates from block one side and installs the flower that meets an emergency, block installation regulating block one side is provided with the sucking disc in the regulating block both ends, be provided with adjusting part between regulating block and the block, adjusting part includes adjusting screw and adjusting nut, adjusting screw sets firmly on the regulating block and runs through the block setting, adjusting nut rotates and sets up and deviates from installation regulating block one side at the block, and adjusting nut threaded connection is on adjusting screw. The quick gel is fixed without adopting the quick gel, and the quick gel cannot be adhered to the strain flower, so that the strain flower can be repeatedly used without being influenced by the adhesion of the quick gel.
Description
Technical Field
The application relates to the field of detection equipment, in particular to a fixing device for strain rosettes and a residual stress detection method using the fixing device.
Background
The workpiece is affected by various process factors in the manufacturing process; when these factors disappear, if the above-mentioned actions and influences on the component cannot be completely disappeared, and some actions and influences remain in the component, then the remaining actions and influences are also called residual stress; the residual stress is the initial stress of the member which does not bear the load and already exists on the section of the member, and is superposed with the working stress caused by other loads in the service process of the member to generate secondary deformation and redistribution of the residual stress, so that the rigidity and the stability of the structure can be reduced, and the fatigue strength, the brittle failure resistance, the stress corrosion cracking resistance and the high-temperature creep cracking resistance of the structure can be seriously influenced under the combined action of temperature and a medium; therefore, the construction needs to detect whether the residual stress reaches the standard before use.
The existing blind hole method residual stress detection method is to stick a strain flower on a detected part of a workpiece, release residual stress by punching a small blind hole with the diameter of phi 2mm in the center of the strain flower, and simultaneously, a residual stress tester is used for measuring the release amount and calculating the size and the direction of the residual stress of the part.
For the related technologies, the inventor thinks that the existing strain rosette is fixedly arranged on a workpiece through quick gel, and the quick gel is adhered to the strain rosette after the strain rosette is subsequently dismounted, so that the subsequent fixed mounting and the measurement precision of the strain rosette are influenced.
Disclosure of Invention
In order to reduce the probability that quick setting adhesive is adhered to the strain rosette, the application provides a strain rosette fixing device and a residual stress detection method using the strain rosette fixing device.
The application provides a fixing device of flower meets an emergency adopts following technical scheme:
the utility model provides a fixing device of flower meets an emergency, includes the block, the regulating block is installed to block thickness direction one side, the regulating block slides and sets up on the block, and the regulating block slides along block thickness direction, the regulating block deviates from block one side and installs the flower that meets an emergency, block installation regulating block one side is provided with the sucking disc in the regulating block both ends, be provided with adjusting part between regulating block and the block, adjusting part includes adjusting screw and adjusting nut, adjusting screw sets firmly on the regulating block and runs through the block setting, adjusting nut rotates and sets up and deviates from installation regulating block one side at the block, and adjusting nut threaded connection is on adjusting screw.
Through adopting above-mentioned technical scheme, the block is fixed through the sucking disc, and the cooperation adjusting part will meet an emergency the flower butt and fix on the work piece, through taking off the block after detecting the completion and make the flower that meets an emergency break away from work, does not adopt fast gel fixed, and the flower that meets an emergency can not the adhesion fast gel, makes the flower that meets an emergency use repeatedly can not receive the influence of fast gel adhesion.
Preferably, the connecting rod has set firmly on one side of block width direction, the connecting rod is kept away from block one side and has set firmly the holding ring, a plurality of connecting rods have evenly set firmly in holding ring outside circumference, and holding ring circumference is provided with a plurality of blocks through the connecting rod.
Through adopting above-mentioned technical scheme, set firmly a plurality of blocks on the holding ring through the connecting rod, through holding ring location drilling point, make the check point of circumference can fix a position fast, make the election more convenient.
Preferably, the locating ring is provided with a plurality of suckers corresponding to the blocks and arranged on one side of the sucker.
Through adopting above-mentioned technical scheme, the setting up of sucking disc can make the holding ring more firm set firmly on the work piece.
Preferably, the holding ring inboard has set firmly a plurality of locating component, locating component includes sleeve, slip post, clamp splice and butt spring, the sleeve sets firmly in the holding ring inboardly, the post that slides sets up in the sleeve, the clamp splice sets firmly keeps away from sleeve one side at the slip post, the butt spring is placed in the sleeve, and butt spring one end sets firmly on the slip post, and the other end sets firmly in the sleeve.
Through adopting above-mentioned technical scheme, locating component is used for tentatively fixing a position drilling equipment, and the probability that drilling equipment appears the skew when reducing the drilling.
Preferably, a chamfer is formed on one side, away from the positioning ring, of the clamping block, which is used for mounting the sucker.
By adopting the technical scheme, the chamfer is formed to facilitate the insertion of the drilling device between the clamping blocks.
Preferably, the connecting rod includes dead lever and slide bar, the dead lever sets firmly in the holding ring outside, the slide bar inserts and locates in the dead lever and slides in the dead lever, and the slide bar slides towards being close to or keeping away from the holding ring.
Through adopting above-mentioned technical scheme, the setting of dead lever and slide bar makes the length of connecting rod can be adjusted, makes the check point adjust through adjusting, and the convenience is to the work piece of different requirements, carries out the adjustment of check point.
Preferably, be provided with the reinforcement subassembly between dead lever and the slide bar, the reinforcement subassembly is including consolidating groove, reinforcement screw rod and reinforcement nut, consolidate the groove and set up on the dead lever, consolidate the screw rod and set firmly on the slide bar, consolidate the screw rod and slide and set up in consolidating the inslot and run through the reinforcement bar, consolidate the nut and wear out dead lever one end threaded connection on consolidating the screw rod in consolidating the screw rod.
Through adopting above-mentioned technical scheme, the setting up of reinforcement component can strengthen fixedly adjusting the pole that slides after accomplishing, prevents that the effect of external force from making the pole that slides slide.
Preferably, the fixing rod is provided with scales along the length direction of the fixing rod.
Through adopting above-mentioned technical scheme, the setting of scale can make things convenient for the regulating variable of direct observation check point, need not to carry out the remeasurement with the help of external measuring equipment.
A residual stress detection method of a fixing device applying strain flowers comprises the following steps:
step 1: selecting points, namely selecting drilling points, aligning the centers of the positioning rings with the drilling points, and then selecting detection points according to the blocks;
step 2: polishing the detection point, namely polishing the workpiece to ensure that the surface roughness of the workpiece is Ra0.8;
and step 3: cleaning the detection points, namely cleaning scraps of the polished detection points, and wiping and cleaning the polished surface by using acetone or alcohol;
and 4, step 4: fixing the strain rosette, namely installing the strain rosette on a fixing device and fixing the fixing device on a workpiece;
and 5: the method comprises the following steps of arranging a circuit, wherein a lead on a strain rosette is connected with a measuring line of a residual stress detector through a wiring terminal;
step 6: zero setting of equipment, namely correcting and zero setting of the residual stress detector;
and 7: drilling, namely drilling the selected drilling points;
and 8: and (5) reading calculation, waiting for 15 minutes after drilling is finished, measuring the released strain amount after drilling by using a residual stress detector, and calculating the magnitude direction of the residual stress.
Through adopting above-mentioned technical scheme, after selecting the drilling point, the length through the regulation connecting rod makes the flower that meets an emergency can measure in suitable position, later makes the key and the drilling point of holding ring align, can reachd the check point fast, need not to remeasure, makes whole selection point process simple swift more.
In summary, the present application includes at least one of the following beneficial technical effects:
the block body is fixed through the sucking disc, the strain rosette is abutted and fixed on a workpiece through the splicing and matching adjusting assembly, the strain rosette is separated from work by taking down the block body after detection is finished, fast gel is not adopted for fixation, fast gel cannot be adhered to the strain rosette, and the strain rosette is enabled not to be influenced by fast gel adhesion after being repeatedly used;
the plurality of blocks are fixedly arranged on the positioning ring through the connecting rod, and the drilling points are positioned through the positioning ring, so that the circumferential detection points can be quickly positioned, and the point selection is more convenient and faster;
the fixed rod and the sliding rod are arranged, so that the length of the connecting rod can be adjusted, and the detection points can be adjusted through adjustment, so that the detection points of workpieces with different requirements can be conveniently adjusted;
the scales can be set to facilitate the direct observation of the adjustment quantity of the detection points, and the re-measurement is not needed by external measurement equipment;
after selecting the drilling point, through the length messenger of adjusting the connecting rod flower that meets an emergency can measure in suitable position, later make the key and the drilling point of holding ring align, can obtain the check point fast, need not to measure again, make whole selection point process simple more swift.
Drawings
Fig. 1 is a schematic view of the overall structure of the present embodiment.
Fig. 2 is an enlarged view of a portion a in fig. 1.
Fig. 3 is a schematic view of the entire structure of the present embodiment.
Fig. 4 is an enlarged view of a portion B in fig. 1.
Fig. 5 is an enlarged view of the portion C in fig. 1.
Description of reference numerals: 1. a block body; 2. an adjusting block; 3. straining flowers; 4. a suction cup; 5. an adjustment assembly; 51. adjusting the screw rod; 52. adjusting the screw cap; 6. a connecting rod; 61. fixing the rod; 62. a slide bar; 7. a positioning ring; 8. a positioning assembly; 81. a sleeve; 82. sliding the column; 83. a clamping block; 84. an abutment spring; 9. chamfering; 10. a reinforcement assembly; 101. a reinforcing groove; 102. reinforcing the screw rod; 103. reinforcing the screw cap; 11. and (4) calibration.
Detailed Description
The present application is described in further detail below with reference to figures 1-5.
The embodiment of the application discloses a fixing device of strain flowers, refer to fig. 1-2, comprising a block body 1, an adjusting block 2 is arranged on one side of the block body 1 in the thickness direction, the adjusting block 2 is arranged on the block body 1 in a sliding manner, the adjusting block 2 is arranged on one side of the adjusting block 2 departing from the block body 1, a strain flower 3 is arranged on one side of the adjusting block 2 departing from the block body 1, sucking discs 4 are arranged on two ends of the adjusting block 2 on one side of the adjusting block 1 for mounting the adjusting block 2, an adjusting component 5 is arranged between the adjusting block 2 and the block body 1, the adjusting component 5 comprises an adjusting screw 51 which is fixedly arranged on the adjusting block 2 and penetrates through the block body 1 and an adjusting nut 52 which is rotatably arranged on one side of the block body 1 departing from the mounting adjusting block 2, the adjusting nut 52 is in threaded connection with the adjusting screw 51, the adjusting nut 52 is rotated to enable the adjusting block 2 to slide towards the direction, after detection is finished, the block body 1 is taken down to enable the strain rosette 3 to be separated from work, fast gel is not adopted for fixation, fast gel cannot be adhered to the strain rosette 3, and the strain rosette 3 cannot be influenced by adhesion of the fast gel after being repeatedly used; the strain gage 3 is connected with a line which penetrates through the center of the adjusting screw 51 along the length direction of the adjusting screw 51.
Referring to fig. 1 and 3, a connecting rod 6 is fixedly arranged on one side of a block 1 in the width direction, a positioning ring 7 is fixedly arranged on one side, away from the block 1, of the connecting rod 6, a plurality of connecting rods 6 are uniformly and circumferentially fixedly arranged on the outer side of the positioning ring 7, a plurality of blocks 1 are circumferentially arranged on the positioning ring 7 through the connecting rod 6, the plurality of blocks 1 are fixedly arranged on the positioning ring 7 through the connecting rod 6, and a drilling point is positioned through the positioning ring 7, so that a circumferential detection point can be quickly positioned, and the; the positioning ring 7 is provided with a plurality of suckers 4 corresponding to the blocks 1, and the suckers 4 are arranged to enable the positioning ring 7 to be more stably fixed on a workpiece; the sucking disc 4 is provided with an inflation inlet, a plug is installed on the inflation inlet, and the inflation inlet enables air to be sent into the sucking disc 4 when the positioning ring 7 and the block body 1 are detached, so that the sucking disc 4 can be separated from a workpiece quickly.
Referring to fig. 1, a plurality of positioning assemblies 8 are fixedly arranged on the inner side of a positioning ring 7, each positioning assembly 8 comprises a sleeve 81 fixedly arranged on the inner side of the positioning ring 7, a sliding column 82 arranged in the sleeve 81 in a sliding manner, a clamping block 83 fixedly arranged on one side, far away from the sleeve 81, of the sliding column 82 and an abutting spring 84 arranged in the sleeve 81, one end of the abutting spring 84 is fixedly arranged on the sliding column 82, the other end of the abutting spring is fixedly arranged in the sleeve 81, and the positioning assemblies 8 are used for preliminarily positioning a drilling device and reducing the probability of deviation of the drilling device during drilling; one side of the clamping block 83, which is far away from the positioning ring 7 and is provided with the sucking disc 4, is provided with a chamfer 9, and the chamfer 9 is convenient for the drilling device to be inserted between the clamping blocks 83.
Referring to fig. 1, the connecting rod 6 comprises a fixed rod 61 fixedly arranged on the outer side of the positioning ring 7 and a sliding rod 62 inserted in the fixed rod 61 and sliding in the fixed rod 61, the sliding rod 62 slides towards or away from the positioning ring 7, the fixed rod 61 and the sliding rod 62 are arranged, so that the length of the connecting rod 6 can be adjusted, and the detection points can be adjusted by adjusting the detection points, thereby facilitating the adjustment of the detection points for workpieces with different requirements; a reinforcing component 10 is arranged between the fixed rod 61 and the sliding rod 62, the reinforcing component 10 comprises a reinforcing groove 101 formed in the fixed rod 61, a reinforcing screw 102 fixedly arranged on the sliding rod 62 and a reinforcing nut 103 in threaded connection with the reinforcing screw 102, the reinforcing screw 102 is slidably arranged in the reinforcing groove 101 and penetrates through the reinforcing rod, the reinforcing nut 103 is in threaded connection with the reinforcing screw 102 at one end of the reinforcing screw 102, which penetrates out of the fixed rod 61, and is connected to the reinforcing screw 102, the arrangement of the reinforcing component 10 can reinforce and fix the adjusted sliding rod 62, and the sliding rod 62 is prevented from sliding under the action of external force; the fixed rod 61 is provided with the scales 11 along the length direction of the fixed rod 61, the scales 11 can be used for conveniently and directly observing the adjustment amount of the detection point, and the remeasurement is not needed by means of external measuring equipment.
A residual stress detection method of a fixing device applying strain flowers comprises the following steps:
step 1: selecting points, namely selecting drilling points at proper positions of a workpiece, adjusting the position of the strain rosette 3 by adjusting the length of the connecting rod 6 according to the size of the workpiece, aligning the center of the positioning ring 7 with the drilling points, and then selecting detection points according to the block body 1; after selecting the drilling point, the length through adjusting connecting rod 6 makes the flower 3 that meets an emergency measure in suitable position, later makes the central point and the drilling point of holding ring 7 align, can obtain the check point fast, need not to measure again, makes whole election point process simple swift more.
Step 2: polishing the detection point, polishing the workpiece by using polishing equipment, wherein the polishing equipment adopts an angle grinder to ensure that the surface roughness of the workpiece is Ra0.8;
and step 3: cleaning the detection points, namely cleaning scraps of the polished detection points, and wiping and cleaning the polished surface by using acetone or alcohol after the scraps are cleaned;
and 4, step 4: fixing the strain rosette 3, mounting the strain rosette 3 on a fixing device, and fixing the fixing device on a workpiece;
and 5: the circuit is arranged, and a lead on the strain rosette 3 is connected with a measuring line of the residual stress detector through a wiring terminal;
step 6: zero setting of equipment, namely correcting and zero setting of the residual stress detector;
and 7: drilling, namely drilling the selected drilling points by using drilling equipment, wherein the drilling equipment is an electric drill;
and 8: and (5) reading calculation, waiting for 15 minutes after drilling is finished, measuring the released strain amount after drilling by using a residual stress detector, and calculating the magnitude direction of the residual stress.
The implementation principle of the embodiment of the application is as follows: selecting a measuring point, adjusting the length of the connecting rod 6 to enable the connecting rod to be matched with steel, aligning the key point of the positioning ring 7 with the measuring point, then using a marking pen to circle the position of the strain rosette 3, then taking down the positioning ring 7, polishing the circled area by using a cornea, wiping the circled area by using alcohol after polishing is completed, then installing the positioning ring 7 and the strain rosette 3 on the steel, connecting a wiring terminal of the strain rosette 3 to detection equipment, then drilling by using the drilling equipment, measuring the released strain after drilling for 15 minutes by using a residual stress detector after drilling is completed, calculating the size direction of the residual stress, and completing the detection of the residual stress.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (9)
1. A fixing device of strain rosette is characterized in that: comprises a block body (1), an adjusting block (2) is arranged on one side of the block body (1) in the thickness direction, the adjusting block (2) is arranged on the block body (1) in a sliding manner, the adjusting block (2) slides along the thickness direction of the block body (1), one side of the adjusting block (2) departing from the block body (1) is provided with a strain flower (3), the sucking discs (4) are arranged at the two ends of the adjusting block (2) at one side of the block body (1) where the adjusting block (2) is arranged, an adjusting component (5) is arranged between the adjusting block (2) and the block body (1), the adjusting component (5) comprises an adjusting screw rod (51) and an adjusting screw cap (52), the adjusting screw (51) is fixedly arranged on the adjusting block (2) and penetrates through the block body (1), adjusting nut (52) rotate to set up and deviate from installation regulating block (2) one side in block (1), and adjusting nut (52) threaded connection is on adjusting screw (51).
2. The device for fixing a strain gage as claimed in claim 1, wherein: block (1) width direction one side has set firmly connecting rod (6), connecting rod (6) are kept away from block (1) one side and have set firmly holding ring (7), a plurality of connecting rods (6) have evenly set firmly in holding ring (7) outside circumference, and holding ring (7) circumference is provided with a plurality of blocks (1) through connecting rod (6).
3. A holding device for a strain gage as defined in claim 2, wherein: the positioning ring (7) is provided with a plurality of suckers (4) corresponding to the block body (1) and arranged on one side of the suckers (4).
4. A holding device for a strain gage as defined in claim 3, wherein: set firmly a plurality of locating component (8) holding ring (7) inboard, locating component (8) include sleeve (81), slip post (82), clamp splice (83) and butt spring (84), sleeve (81) set firmly inboard at holding ring (7), slip post (82) slide and set up in sleeve (81), clamp splice (83) set firmly keep away from sleeve (81) one side in slip post (82), butt spring (84) are placed in sleeve (81), and butt spring (84) one end sets firmly on slip post (82), and the other end sets firmly in sleeve (81).
5. A device for holding a strain gage as defined in claim 4, wherein: and a chamfer (9) is formed on one side of the clamping block (83) departing from the positioning ring (7) and provided with the sucker (4).
6. A device for holding a strain gage as defined in claim 5, wherein: connecting rod (6) include dead lever (61) and slide bar (62), dead lever (61) set firmly in holding ring (7) outside, slide bar (62) insert locate dead lever (61) in and slide in dead lever (61), slide bar (62) towards be close to or keep away from holding ring (7) and slide.
7. The device for fixing a strain gage as claimed in claim 6, wherein: be provided with between dead lever (61) and the pole (62) that slides and consolidate subassembly (10), consolidate subassembly (10) including consolidating groove (101), reinforcement screw rod (102) and reinforcement nut (103), consolidate groove (101) and set up on dead lever (61), reinforcement screw rod (102) set firmly on pole (62) that slides, reinforcement screw rod (102) slide set up in consolidating groove (101) and run through the reinforcement pole, reinforcement nut (103) are worn out dead lever (61) one end threaded connection on reinforcement screw rod (102) in reinforcement screw rod (102).
8. The device for fixing a strain gage as claimed in claim 7, wherein: the fixing rod (61) is provided with scales (11) along the length direction of the fixing rod (61).
9. The method for detecting the residual stress of the fixing device using the strain rosette as claimed in claim 8, comprising the following steps:
step 1: selecting points, namely selecting drilling points, aligning the centers of the positioning rings (7) with the drilling points, and then selecting detection points according to the blocks (1);
step 2: polishing the detection point, namely polishing the workpiece to ensure that the surface roughness of the workpiece is Ra0.8;
and step 3: cleaning the detection points, namely cleaning scraps of the polished detection points, and wiping and cleaning the polished surface by using acetone or alcohol;
and 4, step 4: fixing the strain rosette (3), mounting the strain rosette (3) on a fixing device, and fixing the fixing device on a workpiece;
and 5: the circuit is arranged, and a lead on the strain rosette (3) is connected with a measuring line of the residual stress detector through a wiring terminal;
step 6: zero setting of equipment, namely correcting and zero setting of the residual stress detector;
and 7: drilling, namely drilling the selected drilling points;
and 8: and (5) reading calculation, waiting for 15 minutes after drilling is finished, measuring the released strain amount after drilling by using a residual stress detector, and calculating the magnitude direction of the residual stress.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010844982.8A CN111811705B (en) | 2020-08-20 | 2020-08-20 | Fixing device for strain rosette and residual stress detection method using same |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010844982.8A CN111811705B (en) | 2020-08-20 | 2020-08-20 | Fixing device for strain rosette and residual stress detection method using same |
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| CN111811705B CN111811705B (en) | 2022-06-24 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113085042A (en) * | 2021-04-29 | 2021-07-09 | 广州市德铭机电设备有限公司 | Make things convenient for locator that water bores usefulness |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2000028277A2 (en) * | 1998-11-06 | 2000-05-18 | Wisconsin Alumni Research Foundation | Micromachined strain sensor |
| CN1263258A (en) * | 1999-02-09 | 2000-08-16 | 中国科学院金属研究所 | Determination method of residual stress |
| CN101013105A (en) * | 2007-01-15 | 2007-08-08 | 武汉晶泰科技有限公司 | Device for measuring change of material residual stress |
| CN204115919U (en) * | 2014-09-30 | 2015-01-21 | 徐州工程学院 | Portable residual stress test device |
| CN105458340A (en) * | 2015-12-11 | 2016-04-06 | 天津理工大学 | Locating and punching machine for measuring residual stress of nonmagnetic metal plate |
| CN105784238A (en) * | 2016-05-19 | 2016-07-20 | 北京大学 | Method for measuring material surface residual stress and system thereof |
| CN106370334A (en) * | 2016-09-30 | 2017-02-01 | 西安交通大学 | Stepped hole method-based internal residual stress measurement method |
| CN106768562A (en) * | 2017-02-08 | 2017-05-31 | 江苏常熟发电有限公司 | A kind of boiler water wall residual stress appraisal procedure |
| CN107356358A (en) * | 2017-09-14 | 2017-11-17 | 中国科学院宁波材料技术与工程研究所 | A kind of workpiece residual stress detection method that drilling is driven using ultrasonic wave |
| CN206740292U (en) * | 2017-05-22 | 2017-12-12 | 深圳市中杰科技有限公司 | A kind of residual stress detects strain rosette |
| CN109238523A (en) * | 2018-08-17 | 2019-01-18 | 成都振芯科技股份有限公司 | A kind of devices and methods therefor measuring wafer residual stress |
| CN209764624U (en) * | 2019-01-23 | 2019-12-10 | 上海奥申检测科技有限公司 | Automobile threshold deformation amount detection device |
| CN211060824U (en) * | 2019-12-02 | 2020-07-21 | 杭州友文电气有限公司 | Flexible temperature and strain sensor |
-
2020
- 2020-08-20 CN CN202010844982.8A patent/CN111811705B/en active Active
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2000028277A2 (en) * | 1998-11-06 | 2000-05-18 | Wisconsin Alumni Research Foundation | Micromachined strain sensor |
| CN1263258A (en) * | 1999-02-09 | 2000-08-16 | 中国科学院金属研究所 | Determination method of residual stress |
| CN101013105A (en) * | 2007-01-15 | 2007-08-08 | 武汉晶泰科技有限公司 | Device for measuring change of material residual stress |
| CN204115919U (en) * | 2014-09-30 | 2015-01-21 | 徐州工程学院 | Portable residual stress test device |
| CN105458340A (en) * | 2015-12-11 | 2016-04-06 | 天津理工大学 | Locating and punching machine for measuring residual stress of nonmagnetic metal plate |
| CN105784238A (en) * | 2016-05-19 | 2016-07-20 | 北京大学 | Method for measuring material surface residual stress and system thereof |
| CN106370334A (en) * | 2016-09-30 | 2017-02-01 | 西安交通大学 | Stepped hole method-based internal residual stress measurement method |
| CN106768562A (en) * | 2017-02-08 | 2017-05-31 | 江苏常熟发电有限公司 | A kind of boiler water wall residual stress appraisal procedure |
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| CN107356358A (en) * | 2017-09-14 | 2017-11-17 | 中国科学院宁波材料技术与工程研究所 | A kind of workpiece residual stress detection method that drilling is driven using ultrasonic wave |
| CN109238523A (en) * | 2018-08-17 | 2019-01-18 | 成都振芯科技股份有限公司 | A kind of devices and methods therefor measuring wafer residual stress |
| CN209764624U (en) * | 2019-01-23 | 2019-12-10 | 上海奥申检测科技有限公司 | Automobile threshold deformation amount detection device |
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