CN219391181U - Stress measuring device for new material research and development - Google Patents
Stress measuring device for new material research and development Download PDFInfo
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- CN219391181U CN219391181U CN202320174157.0U CN202320174157U CN219391181U CN 219391181 U CN219391181 U CN 219391181U CN 202320174157 U CN202320174157 U CN 202320174157U CN 219391181 U CN219391181 U CN 219391181U
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- 239000000463 material Substances 0.000 title claims abstract description 21
- 238000012827 research and development Methods 0.000 title claims abstract description 7
- 238000012360 testing method Methods 0.000 claims abstract description 63
- 238000005259 measurement Methods 0.000 claims abstract description 8
- 230000002093 peripheral effect Effects 0.000 claims description 8
- 238000011161 development Methods 0.000 claims description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 238000009662 stress testing Methods 0.000 description 1
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model relates to the technical field of stress measurement, in particular to a stress measurement device for new material research and development, which comprises a strain gauge, a stress tester, a base, a test bench, a fixing component for fixing a workpiece to be measured and a stretching component for stretching the fixed workpiece to be measured; the test bench is of a disc-shaped structure and is arranged at the top of the base; the fixed component is arranged at the top of the base and is positioned at the outer side of the test bench; the stretching assembly is the even multiunit that sets up of ring shape, and the stretching assembly is including removing frame, slip table, clamping subassembly and being used for driving to remove the regulation subassembly that the frame removed along sharp shape, clamping subassembly setting on removing the frame, and regulation subassembly sets up on the slip table, and the slip table rotates around the testboard center pin and sets up on the testboard. The utility model can test the stress of the workpiece in multiple directions, and has flexible use and wide application range.
Description
Technical Field
The utility model relates to the technical field of stress measurement, in particular to a stress measurement device for new material research and development.
Background
When developing new materials, the new materials need to be subjected to stress measurement, and when the stress measurement result reaches the application condition, the new materials can be applied to engineering, so that the quality of the materials can be ensured, and the safety during application is ensured.
The Chinese patent publication No. CN210015030U discloses a stress testing device of stretching, which comprises a machine body, a clamping device, a guiding device and a temperature control device, wherein the machine body comprises a test box and a test platform, the test box is arranged on the test platform, the box body of the test box comprises an inner box body and an outer box body, the outer box body is made of heat insulation materials, a temperature control layer is arranged between the inner box body and the outer box body, the clamping device is arranged in the box body, the temperature control device comprises a heating pipe and a refrigerating pipe, the refrigerating pipe and the heating pipe are all arranged in the temperature control layer in a spiral manner, the influence of temperature change on a test result is avoided, the refrigerating pipe and the refrigerating pipe are combined, and the test temperature in the test box can be adjusted; the clamping device is transversely arranged, the left clamp and the right clamp are arranged in the box body in a sliding mode, the influence of the gravity of the clamp on the test result is avoided, the distance measuring sensor can measure the stretching length of the test material through the descending distance of the test weight disc, and the device is simple and convenient.
However, the solutions disclosed in the above patents have the following disadvantages:
the workpiece to be tested is clamped between the left clamp and the right clamp, and the stress test can be performed only by pulling the left clamp, so that the test direction is single. Some workpieces need to be subjected to stress tests in multiple directions, and the test device obviously cannot meet the test conditions.
Disclosure of Invention
The utility model aims at solving the problems in the background technology and provides a stress measuring device for developing a new material.
The technical scheme of the utility model is as follows: the stress measuring device for new material research and development comprises a strain gauge, a stress tester, a base, a test bench, a fixing component for fixing a workpiece to be tested and a stretching component for stretching the fixed workpiece to be tested; the test bench is of a disc-shaped structure and is arranged at the top of the base; the fixed component is arranged at the top of the base and is positioned at the outer side of the test bench; the stretching components are uniformly arranged in a ring shape and comprise a movable frame, a sliding table, clamping components and adjusting components for driving the movable frame to linearly move, the clamping components are arranged on the movable frame, the adjusting components are arranged on the sliding table, and the sliding table is rotatably arranged on the test table around a central shaft of the test table; the strain gauge is connected with the stress tester.
Preferably, the fixed subassembly is including placing the platform, mount, screw thread knob a and locating bench, places the platform setting in test bench top center department, and the mount setting is on the base, screw thread knob a threaded connection on the mount, screw thread knob a end connection has the locating bench, and the locating bench is located places the platform top.
Preferably, the clamping assembly comprises a placing plate, a pressing plate, a threaded knob b, a sliding rod and a fixing plate, wherein the top surface of the placing plate is flush with the top surface of the placing table, the placing plate is arranged on the moving frame, the pressing plate is located above the placing plate, the threaded knob b is vertically arranged, the bottom end of the threaded knob b is rotationally connected with the pressing plate, the threaded knob b is in threaded connection with the fixing plate, the sliding rod is vertically arranged on the pressing plate, the sliding rod penetrates through the fixing plate and is in sliding connection with the fixing plate, and the fixing plate is arranged on the moving frame.
Preferably, the top end of the sliding rod is connected with a limiting plate, and the threaded knob b penetrates through the limiting plate.
Preferably, the adjusting component comprises a motor, a screw rod nut, a guide component, a support, a mounting plate, a side plate and a threaded knob c, wherein the motor, the support and the side plate are all arranged on the mounting plate, the side plate is positioned on the periphery side of the test bench, the motor is connected with the screw rod in a driving way, the screw rod is connected with the screw rod nut in a threaded way, the screw rod nut is connected with a movable frame, the movable frame is arranged above the mounting plate in a sliding way through the guide component, the sliding table is arranged at the bottom of the mounting plate, the threaded knob c is in threaded connection with the side plate, and the threaded knob c faces the periphery of the test bench.
Preferably, the guide assembly comprises a sliding block and a sliding rail, the moving frame is arranged on the sliding block, the sliding block is arranged on the sliding rail in a sliding manner, the sliding rail is parallel to the screw rod, and the sliding rail is arranged on the mounting plate.
Preferably, the top of the test bench is coaxially provided with an annular groove for the sliding table to slide.
Preferably, scale marks are arranged on the peripheral surface of the test bench; the bottom of the side plate is provided with an indicating sheet pointing to the scale marks.
Compared with the prior art, the technical scheme provided by the utility model has the following beneficial technical effects:
the utility model can test the stress of the workpiece in multiple directions, and has flexible use and wide application range. The stretching components are arranged in a plurality of groups, and the number of the groups of the used stretching components is determined according to the number of the directions in which the workpiece is required to be tested. The angle of the stretching assembly is adjustable, so that the workpiece can be subjected to stress test in a required direction. When the stress test is carried out, the workpiece is fixed through the fixing component, and then the workpiece is clamped at different positions and orientations through the clamping component. And then the movable frame is driven to move through the adjusting component, the clamped workpiece is stretched, the strain gauge is attached to the workpiece, the strain result is transmitted to the stress tester, and the stress tester outputs the stress measurement result.
Drawings
FIG. 1 is a perspective view of one embodiment of the present utility model;
fig. 2 is an enlarged view of the structure at a in fig. 1.
Fig. 3 is a partial structural cross-sectional view of an embodiment of the present utility model.
Reference numerals: 1. a base; 2. a test bench; 201. an annular groove; 202. scale marks; 3. a placement table; 4. a fixing frame; 5. a threaded knob a; 6. a positioning table; 7. placing a plate; 8. a pressing plate; 9. a threaded knob b; 10. a slide bar; 11. a fixing plate; 12. a moving rack; 13. a motor; 14. a screw rod; 15. a screw nut; 16. a slide block; 17. a slide rail; 18. a bracket; 19. a mounting plate; 20. a sliding table; 21. a side plate; 22. a threaded knob c; 23. an indicator sheet.
Detailed Description
Example 1
As shown in fig. 1-3, the stress measuring device for new material development provided by the utility model comprises a strain gauge, a stress tester, a base 1, a test bench 2, a fixing component for fixing a workpiece to be measured and a stretching component for stretching the fixed workpiece to be measured. The test bench 2 is of a disc-shaped structure, and the test bench 2 is arranged at the top of the base 1. The fixed subassembly sets up at base 1 top, and is located test bench 2 outside. The stretching assembly is the even multiunit that sets up of ring shape, and the stretching assembly includes movable frame 12, slip table 20, clamping subassembly and is used for driving movable frame 12 along the regulation subassembly that the straight line removed, clamping subassembly setting on movable frame 12, regulation subassembly setting on slip table 20, slip table 20 rotates around test bench 2 center pin setting on test bench 2. The strain gauge is provided with a plurality of strain gauges, and is connected with a stress tester, for example, when two-direction stress test is required to be carried out on a workpiece, two groups of stretching components are used for stretching in two directions, two strain gauges are attached to the workpiece along the corresponding two directions, when three-direction stress test is required to be carried out on the workpiece, three groups of stretching components are used for stretching in three directions, and three strain gauges are attached to the workpiece along the corresponding three directions.
The utility model can test the stress of the workpiece in multiple directions, and has flexible use and wide application range. The stretching components are arranged in a plurality of groups, and the number of the groups of the used stretching components is determined according to the number of the directions in which the workpiece is required to be tested. The angle of the stretching assembly is adjustable, so that the workpiece can be subjected to stress test in a required direction. When the stress test is carried out, the workpiece is fixed through the fixing component, and then the workpiece is clamped at different positions and orientations through the clamping component. The movable frame 12 is driven to move through the adjusting component, the clamped workpiece is stretched, the strain gauge is attached to the workpiece, the strain result is transmitted to the stress tester, and the stress tester outputs the stress measuring result.
In an alternative embodiment, the fixing assembly comprises a placing table 3, a fixing frame 4, a threaded knob a5 and a positioning table 6, the placing table 3 is arranged at the center of the top of the test table 2, the fixing frame 4 is arranged on the base 1, the threaded knob a5 is in threaded connection with the fixing frame 4, the end part of the threaded knob a5 is connected with the positioning table 6, and the positioning table 6 is located above the placing table 3.
When the workpiece to be measured is fixed, the workpiece is placed on the placing table 3, the threaded knob a5 is screwed downwards, the threaded knob a5 drives the positioning table 6 to move downwards, and the positioning table 6 is pressed on the workpiece.
Example two
As shown in fig. 1-3, in the stress measuring device for developing new materials according to the present utility model, compared with the first embodiment, the clamping assembly includes a placing plate 7, a pressing plate 8, a threaded knob b9, a sliding rod 10 and a fixing plate 11, the top surface of the placing plate 7 is flush with the top surface of the placing table 3, the placing plate 7 is disposed on a moving frame 12, the pressing plate 8 is disposed above the placing plate 7, the threaded knob b9 is vertically disposed, the bottom end of the threaded knob b9 is rotatably connected with the pressing plate 8, the threaded knob b9 is threadably connected with the fixing plate 11, the sliding rod 10 is vertically disposed on the pressing plate 8, the sliding rod 10 penetrates through the fixing plate 11 and is slidably connected with the fixing plate 11, and the fixing plate 11 is disposed on the moving frame 12. The pressing plate 8 can be driven to move by rotating the threaded knob b9, the sliding rod 10 plays a guiding role, and a workpiece can be clamped between the placing plate 7 and the pressing plate 8.
The limiting plate is connected to the top of the sliding rod 10, the threaded knob b9 penetrates through the limiting plate, the limiting plate can shield the top of the exposed sliding rod 10, the top of the sliding rod 10 is prevented from being scratched by a user, and safety is improved.
Example III
As shown in fig. 1 and 3, in comparison with the first embodiment, in the present embodiment, the adjusting assembly includes a motor 13, a screw rod 14, a screw rod nut 15, a guiding assembly, a bracket 18, a mounting plate 19, a side plate 21 and a threaded knob c22, wherein the motor 13, the bracket 18 and the side plate 21 are all disposed on the mounting plate 19, the side plate 21 is disposed on the outer peripheral side of the test bench 2, the motor 13 is in driving connection with the screw rod 14, the screw rod 14 is in threaded connection with the screw rod nut 15, the screw rod nut 15 is connected with the moving frame 12, the moving frame 12 is slidably disposed above the mounting plate 19 through the guiding assembly, the sliding table 20 is disposed at the bottom of the mounting plate 19, the threaded knob c22 is in threaded connection with the side plate 21, and the threaded knob c22 faces the outer peripheral surface of the test bench 2.
In this embodiment, the motor 13 can drive the screw rod 14 to rotate, the screw rod 14 drives the screw rod nut 15 to move, the screw rod nut 15 drives the moving frame 12 to move, and the guiding assembly guides the moving frame 12. The threaded knob c22 can be screwed in by rotating the threaded knob c22, and the threaded knob c22 is abutted against the outer peripheral surface of the test bench 2 to limit the adjusting assembly.
In an alternative embodiment, the guide assembly comprises a slide 16 and a slide rail 17, the mobile carriage 12 being arranged on the slide 16, the slide 16 being slidingly arranged on the slide rail 17, the slide rail 17 being parallel to the screw 14, the slide rail 17 being arranged on the mounting plate 19. The stable sliding of the slide 16 on the slide rail 17 enables an exact guiding of the direction of movement of the mobile carriage 12.
In an alternative embodiment, the top of the test bench 2 is coaxially provided with an annular groove 201 for sliding the slide table 20.
The sideslip platform 20 can slide in a circular shape at the annular groove 201, and a space for the adjusting component to pass through is reserved between the fixing frame 4 and the test platform 2, so that interference is not generated.
In an alternative embodiment, graduation marks 202 are provided on the outer peripheral surface of test stand 2; the bottom of the side plate 21 is provided with an indicator piece 23 pointing to the graduation marks 202.
When the azimuth adjustment is performed on the adjustment assembly, the position is determined by the position of the indicator piece 23 on the scale mark 202, so that the accuracy in the azimuth adjustment can be improved.
The embodiments of the present utility model have been described in detail with reference to the drawings, but the present utility model is not limited thereto, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present utility model.
Claims (8)
1. The stress measuring device for developing new materials is characterized by comprising a strain gauge, a stress tester, a base (1), a test table (2), a fixing component for fixing a workpiece to be tested and a stretching component for stretching the fixed workpiece to be tested;
the test bench (2) is of a disc-shaped structure, and the test bench (2) is arranged at the top of the base (1);
the fixing component is arranged at the top of the base (1) and is positioned at the outer side of the test bench (2);
the stretching components are uniformly arranged in a ring shape, each stretching component comprises a movable frame (12), a sliding table (20), a clamping component and an adjusting component for driving the movable frame (12) to linearly move, the clamping component is arranged on the movable frame (12), the adjusting component is arranged on the sliding table (20), and the sliding table (20) is rotatably arranged on the testing table (2) around the central shaft of the testing table (2);
the strain gauge is connected with the stress tester.
2. The stress measuring device for new material research and development according to claim 1, wherein the fixing assembly comprises a placing table (3), a fixing frame (4), a threaded knob a (5) and a positioning table (6), the placing table (3) is arranged at the center of the top of the test table (2), the fixing frame (4) is arranged on the base (1), the threaded knob a (5) is in threaded connection with the fixing frame (4), the end part of the threaded knob a (5) is connected with the positioning table (6), and the positioning table (6) is located above the placing table (3).
3. The stress measurement device for new material research and development according to claim 1, wherein the clamping assembly comprises a placing plate (7), a pressing plate (8), a threaded knob b (9), a sliding rod (10) and a fixing plate (11), the top surface of the placing plate (7) is flush with the top surface of the placing table (3), the placing plate (7) is arranged on a movable frame (12), the pressing plate (8) is arranged above the placing plate (7), the threaded knob b (9) is vertically arranged, the bottom end of the threaded knob b (9) is rotationally connected with the pressing plate (8), the threaded knob b (9) is in threaded connection with the fixing plate (11), the sliding rod (10) is vertically arranged on the pressing plate (8), and the sliding rod (10) penetrates through the fixing plate (11) and is in sliding connection with the fixing plate (11), and the fixing plate (11) is arranged on the movable frame (12).
4. The stress measuring device for developing new materials according to claim 3, wherein the top end of the sliding rod (10) is connected with a limiting plate, and the threaded knob b (9) penetrates through the limiting plate.
5. The stress measuring device for new material development according to claim 1, wherein the adjusting assembly comprises a motor (13), a screw rod (14), a screw rod nut (15), a guide assembly, a bracket (18), a mounting plate (19), a side plate (21) and a threaded knob c (22), wherein the motor (13), the bracket (18) and the side plate (21) are all arranged on the mounting plate (19), the side plate (21) is positioned on the outer peripheral side of the test bench (2), the motor (13) is in driving connection with the screw rod (14), the screw rod (14) is in threaded connection with the screw rod nut (15), the screw rod nut (15) is connected with the movable frame (12), the movable frame (12) is arranged above the mounting plate (19) in a sliding manner through the guide assembly, the sliding table (20) is arranged at the bottom of the mounting plate (19), the threaded knob c (22) is in threaded connection with the side plate (21), and the threaded knob c (22) faces the outer peripheral surface of the test bench (2).
6. The stress measuring device for developing new materials according to claim 5, wherein the guide assembly comprises a slider (16) and a slide rail (17), the movable frame (12) is arranged on the slider (16), the slider (16) is arranged on the slide rail (17) in a sliding manner, the slide rail (17) is parallel to the screw rod (14), and the slide rail (17) is arranged on the mounting plate (19).
7. The stress measuring device for developing new materials according to claim 5, wherein the top of the test bench (2) is coaxially provided with an annular groove (201) for sliding the sliding table (20).
8. The stress measuring device for developing a new material according to claim 5, wherein graduation marks (202) are provided on the outer peripheral surface of the test stand (2); the bottom of the side plate (21) is provided with an indicating sheet (23) pointing to the scale marks (202).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320174157.0U CN219391181U (en) | 2023-01-31 | 2023-01-31 | Stress measuring device for new material research and development |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320174157.0U CN219391181U (en) | 2023-01-31 | 2023-01-31 | Stress measuring device for new material research and development |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219391181U true CN219391181U (en) | 2023-07-21 |
Family
ID=87166114
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320174157.0U Active CN219391181U (en) | 2023-01-31 | 2023-01-31 | Stress measuring device for new material research and development |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219391181U (en) |
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2023
- 2023-01-31 CN CN202320174157.0U patent/CN219391181U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240319 Address after: No. 804, Building 2, China Merchants International E-City Office, No. 10 Xianlin East Road, Baohua Town, Jurong City, Zhenjiang City, Jiangsu Province, 212000 Patentee after: Spectral String Instrument (Jiangsu) Co.,Ltd. Country or region after: Zhong Guo Address before: Room B202, Building 2, No. 100, Lane 2891, Qilian Mountains South Road, Putuo District, Shanghai, 200331 Patentee before: Spectrum string testing technology (Shanghai) Co.,Ltd. Country or region before: Zhong Guo |