CN111693378A - Device for measuring Young modulus of metal wire - Google Patents
Device for measuring Young modulus of metal wire Download PDFInfo
- Publication number
- CN111693378A CN111693378A CN202010758815.1A CN202010758815A CN111693378A CN 111693378 A CN111693378 A CN 111693378A CN 202010758815 A CN202010758815 A CN 202010758815A CN 111693378 A CN111693378 A CN 111693378A
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- metal wire
- bottom plate
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- modulus
- sliding
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- 239000002184 metal Substances 0.000 title claims abstract description 43
- 238000006073 displacement reaction Methods 0.000 claims abstract description 15
- 239000011521 glass Substances 0.000 claims description 7
- 238000010030 laminating Methods 0.000 claims description 3
- 230000005855 radiation Effects 0.000 claims description 3
- 238000009864 tensile test Methods 0.000 claims 4
- 238000001514 detection method Methods 0.000 abstract description 2
- 239000000941 radioactive substance Substances 0.000 abstract 1
- 238000005259 measurement Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 230000003287 optical effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
- G01N3/16—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces applied through gearing
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
- G01N3/06—Special adaptations of indicating or recording means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
- G01N3/06—Special adaptations of indicating or recording means
- G01N3/062—Special adaptations of indicating or recording means with mechanical indicating or recording means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
- G01N3/06—Special adaptations of indicating or recording means
- G01N3/068—Special adaptations of indicating or recording means with optical indicating or recording means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0001—Type of application of the stress
- G01N2203/0003—Steady
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0014—Type of force applied
- G01N2203/0016—Tensile or compressive
- G01N2203/0017—Tensile
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/003—Generation of the force
- G01N2203/0032—Generation of the force using mechanical means
- G01N2203/0037—Generation of the force using mechanical means involving a rotating movement, e.g. gearing, cam, eccentric, or centrifuge effects
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/06—Indicating or recording means; Sensing means
- G01N2203/0605—Mechanical indicating, recording or sensing means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/06—Indicating or recording means; Sensing means
- G01N2203/0641—Indicating or recording means; Sensing means using optical, X-ray, ultraviolet, infrared or similar detectors
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention belongs to the technical field of metal wire detection, and particularly relates to a device for measuring Young modulus of a metal wire, which comprises a bottom plate, the metal wire and a laser displacement sensor arranged above the metal wire, wherein the lower end of the laser displacement sensor is provided with a radioactive substance, a magnifier is arranged on the bottom plate, the magnifier is arranged on the bottom plate, two support rods are vertically arranged on the bottom plate, the top ends of the support rods are fixedly connected with a top plate, the bottom end of the top plate is connected with one end of the metal wire, the bottom end of the bottom plate is connected with a small roller and a tension detector, one end of the tension detector is connected with a draw hook, the other end of the metal wire is connected with the draw hook, the bottom end of the bottom plate is provided with the small roller, the draw hook, the tension detector and a display screen, the tension detector is used for, the work efficiency is reduced.
Description
Technical Field
The invention belongs to the technical field of metal wire detection, and particularly relates to a device for measuring Young modulus of a metal wire.
Background
Young's modulus is a physical quantity describing the ability of a solid material to resist deformation, and in the measurement of young's modulus of a wire, a young's modulus measuring device is generally used. The existing measuring device mostly uses weights to apply force, and also needs a telescope, an optical lever device, a graduated scale, a screw micrometer and the like when measuring, the whole measuring process generally needs two persons to cooperate and finish, the labor is wasted, and the measuring efficiency is lower.
Disclosure of Invention
To solve the problems set forth in the background art described above. The invention provides a device for measuring Young modulus of a metal wire, which has the characteristics of convenience in measurement, accurate data and improvement of measurement efficiency.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a measure device of wire Young modulus, includes the laser displacement sensor that bottom plate, wire and wire top set up, and laser displacement sensor's lower extreme is provided with the radiation to and the magnifying glass, and the magnifying glass is installed on the bottom plate, install two spinal branch vaulting poles perpendicularly on the bottom plate, the top fixedly connected with roof of bracing piece, the bottom of roof links to each other with the one end of wire, the bottom of bottom plate is connected with truckle and tensile strength detector, the one end of tensile strength detector is connected with the drag hook, the other end of wire links to each other with the drag hook, the surperficial slip of wire laminating truckle, the surface connection of bottom plate has the display screen, display screen and tensile strength detector electric connection, the sliding plate has been cup jointed on the bracing piece, the measuring aperture has been seted.
According to the preferable technical scheme of the device for measuring the Young modulus of the metal wire, the spiral micrometer is installed on one side of the measuring hole, the sliding plate is symmetrically provided with two through holes, the through holes are connected with the supporting rods in a penetrating mode, the two sides of the sliding plate are rotatably connected with the first knobs, the bottom ends of the first knobs are connected with the limiting blocks, and the supporting rods are arranged inside the through holes.
As the preferable technical scheme of the device for measuring the Young modulus of the metal wire, one end of the bottom plate is connected with a sliding rod, the sliding rod is connected with a sliding block in a sliding mode, and the top end of the sliding block is connected with a telescope.
As a preferable technical scheme of the device for measuring the Young modulus of the metal wire, the sliding rod is connected with a rack, one side of the sliding block is rotatably connected with a second knob, the inside of the sliding block is rotatably connected with a gear, and the gear is meshed with the rack.
As a preferable technical scheme of the device for measuring the Young modulus of the metal wire, a graduated scale is attached to one side of the sliding rod.
As the preferable technical scheme of the device for measuring the Young modulus of the metal wire, the bottom end of the bottom plate is connected with the sucker base.
As a preferable technical solution of the apparatus for measuring young's modulus of a metal wire of the present invention, the metal wire is movable in the measuring hole.
Compared with the prior art, the invention has the beneficial effects that: a small roller, a drag hook, a tension detector and a display screen are arranged at the bottom end of the bottom plate to replace the use of weights for applying force; replacing an optical lever device with a high-precision laser displacement sensor to directly measure the elongation of the metal wire; and a micrometer screw is arranged on the sliding plate to directly measure the diameter of the metal wire. Thereby improve measurement accuracy to avoid carrying a large amount of experimental facilities, reduce work efficiency.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic side view of the present invention;
FIG. 3 is a schematic view of the internal structure of the slider of the present invention;
FIG. 4 is a schematic top view of the sliding plate according to the present invention;
FIG. 5 is an enlarged schematic view of the structure at A in FIG. 1;
in the figure: 1. a top plate; 2. a support bar; 3. a sliding plate; 4. a base plate; 5. a suction cup base; 6. a metal wire; 7. a first knob; 8. a magnifying glass; 9. a small roller; 10. a slide bar; 11. a graduated scale; 12. a rack; 13. a telescope; 14. a second knob; 15. a slider; 16. a gear; 17. a through hole; 18. a micrometer screw; 19. measuring a hole; 20. a limiting block; 21. pulling a hook; 22. a tension detector; 23. a display screen; 24. a laser displacement sensor; 25. a reflector.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Examples
Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a measure device of wire Young modulus, comprising a base plate 4, the laser displacement sensor 24 that wire 6 and wire 6 top set up, laser displacement sensor 24's lower extreme is provided with radiation 25, and magnifying glass 8, magnifying glass 8 is installed on bottom plate 4, install two spinal branch vaulting poles 2 on the bottom plate 4 perpendicularly, the top fixedly connected with roof 1 of bracing piece 2, the bottom of roof 1 links to each other with wire 6's one end, bottom plate 4's bottom is connected with truckle 9 and tensile strength detector 22, tensile strength detector 22's one end is connected with drag hook 21, wire 6's the other end links to each other with drag hook 21, wire 6 laminating truckle 9's surface slip, bottom plate 4's surface is connected with display screen 23, display screen 23 and tensile strength detector 22 electric connection, sliding plate 3 has been cup jointed on bracing piece 2, measuring hole 19 has been seted up on.
In this embodiment, the rotating wheel on the side of the tension detector 22 is rotated to provide tension for the metal wire 6, the tension is displayed through the display screen 23, the telescope 13 is used to observe the condition of the metal wire 6 for multiple times during the rotation process, the micrometer caliper 18 is used to detect the metal wire 6, and data is recorded.
Specifically, micrometer caliper 18 is installed to one side of measuring aperture 19, and two through-holes 17 have been seted up to the symmetry on the sliding plate 3, and through-hole 17 runs through with bracing piece 2 and links to each other, and the both sides of sliding plate 3 are rotated and are connected with first knob 7, and the bottom of first knob 7 is connected with stopper 20, and bracing piece 2 is in the inside of through-hole 17.
In this embodiment, the first knob 7 controls the limiting block 20, so that the sliding plate 3 can slide up and down and be fixed conveniently, and the micrometer caliper 18 can be used conveniently.
Specifically, one end of the bottom plate 4 is connected with a sliding rod 10, the sliding rod 10 is connected with a sliding block 15 in a sliding mode, and the top end of the sliding block 15 is connected with a telescope 13.
In this embodiment, the sliding block 15 slides along the sliding rod 10, so as to conveniently adjust the distance between the telescope 13 and the magnifier 8.
Specifically, a rack 12 is connected to the slide bar 10, a second knob 14 is rotatably connected to one side of a slide block 15, a gear 16 is rotatably connected to the inside of the slide block 15, and the gear 16 is engaged with the rack 12.
In this embodiment, the second knob 14 is rotated to rotate the gear 16, so as to drive the sliding block 15 to rotate along the sliding rod 10, and when the front end of the sliding block 15 slides to a designated scale, the second knob 14 stops rotating.
Specifically, a graduated scale 11 is attached to one side of the slide rod 10.
In this embodiment, the sliding block 15 slides along the sliding rod 10, and the scale 11 is convenient for marking the sliding position of the sliding block 15 and the distance between the sliding block and the magnifying lens 8.
Specifically, the bottom end of the bottom plate 4 is connected with a sucker base 5.
In this embodiment, the bottom of bottom plate 4 is connected with sucking disc base 5, adsorbs on the desktop through sucking disc base 5, avoids producing and rocks the influence testing result.
In particular, the wire 6 runs in the measuring hole 19.
In this embodiment, one end of the wire 6 is mounted on the top plate 1, so that the wire 6 passes through the measuring hole 19, and the wire 6 is conveniently detected.
The working principle and the using process of the invention are as follows: after the device is installed, the length of a metal wire 6 is measured by using a scale, one end of the metal wire 6 is installed on a top plate 1, the metal wire 6 penetrates through a measuring hole 19, the other end of the metal wire 6 is connected with a hook 21, a second knob 14 is rotated, a gear 16 is rotated to drive a sliding block 15 to rotate along a sliding rod 10, after the front end of the sliding block 15 slides to a specified scale, the second knob 14 is stopped to rotate, the position of the sliding block 15 is fixed, a rotating wheel on the side surface of a tension detector 22 is rotated to provide tension for the metal wire 6, the tension is displayed through a display screen 23, the condition of the metal wire 6 is observed for a plurality of times through a telescope 13 in the rotating process, a limiting block 20 is controlled by rotating a first knob 7, the sliding plate 3 is convenient to slide up and down and be fixed, a screw micrometer 18 is convenient to measure the thicknesses of different ends of the metal wire, data, the laser emitted by the laser displacement sensor 24 is reflected by the measured object and then received by the laser displacement sensor 24, the laser displacement sensor 24 records the round trip time of the laser, at the moment, the laser output end of the laser displacement sensor 24 is aligned with the upper end of the metal wire,
a laser reflector 24 is fixed at a certain position of the lower end of the metal wire, and the laser displacement sensor 24 can directly measure the length of the metal wire between the upper end of the metal wire and the laser reflector and the elongation of the metal wire after the tension is changed. And taking down the metal wire after the data measurement and recording are finished.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a measure device of wire Young's modulus, includes laser displacement sensor (24) that bottom plate (4), wire (6) and wire (6) top set up, and the lower extreme of laser displacement sensor (24) is provided with radiation (25) to and magnifying glass (8), magnifying glass (8) are installed on bottom plate (4), its characterized in that: the utility model discloses a tensile testing machine, including bottom plate (4), bottom plate (4) are gone up and are installed two spinal branch vaulting poles (2) perpendicularly, the top fixedly connected with roof (1) of bracing piece (2), the bottom of roof (1) links to each other with the one end of wire (6), the bottom of bottom plate (4) is connected with truckle (9) and tensile testing appearance (22), the one end of tensile testing appearance (22) is connected with drag hook (21), the other end of wire (6) links to each other with drag hook (21), the surface slip of wire (6) laminating truckle (9), the surface of bottom plate (4) is connected with display screen (23), display screen (23) and tensile testing appearance (22) electric connection, sliding plate (3) have been cup jointed on bracing piece (2), measuring hole (19) have been seted up on sliding plate (.
2. The apparatus for measuring Young's modulus of a metal wire according to claim 1, wherein: the micrometer caliper (18) is installed to one side of measuring hole (19), two through-holes (17) have been seted up to the symmetry on sliding plate (3), through-hole (17) run through with bracing piece (2) and link to each other, the both sides of sliding plate (3) are rotated and are connected with first knob (7), the bottom of first knob (7) is connected with stopper (20), bracing piece (2) are in the inside of through-hole (17).
3. The apparatus for measuring Young's modulus of a metal wire according to claim 1, wherein: the one end of bottom plate (4) is connected with slide bar (10), sliding connection has sliding block (15) on slide bar (10), the top of sliding block (15) is connected with telescope (13).
4. The apparatus for measuring Young's modulus of a metal wire according to claim 3, wherein: the sliding rod (10) is connected with a rack (12), one side of the sliding block (15) is rotatably connected with a second knob (14), the sliding block (15) is rotatably connected with a gear (16), and the gear (16) is meshed with the rack (12).
5. The apparatus for measuring Young's modulus of a metal wire according to claim 3, wherein: one side of the sliding rod (10) is attached with a graduated scale (11).
6. The apparatus for measuring Young's modulus of a metal wire according to claim 1, wherein: the bottom end of the bottom plate (4) is connected with a sucker base (5).
7. The apparatus for measuring Young's modulus of a metal wire according to claim 1, wherein: the wire (6) is movable in the measuring hole (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010758815.1A CN111693378A (en) | 2020-07-31 | 2020-07-31 | Device for measuring Young modulus of metal wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010758815.1A CN111693378A (en) | 2020-07-31 | 2020-07-31 | Device for measuring Young modulus of metal wire |
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| Publication Number | Publication Date |
|---|---|
| CN111693378A true CN111693378A (en) | 2020-09-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010758815.1A Pending CN111693378A (en) | 2020-07-31 | 2020-07-31 | Device for measuring Young modulus of metal wire |
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| CN (1) | CN111693378A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114114107A (en) * | 2022-01-26 | 2022-03-01 | 山东理工大学 | Magnetostrictive micro deformation measurement experimental device |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101788427A (en) * | 2010-01-29 | 2010-07-28 | 湘潭大学 | Device for detecting mechanical property of multifunctional film |
| CN202548019U (en) * | 2012-04-18 | 2012-11-21 | 昆明理工大学 | Young modulus measuring device |
| CN202614614U (en) * | 2012-05-03 | 2012-12-19 | 韩铮 | Digital readout Young modulus measuring device |
| CN103439191A (en) * | 2013-09-03 | 2013-12-11 | 哈尔滨工程大学 | Experimental platform aiming at comprehensive performance testing of IPMC (Ionic Polymer Metal Composite) artificial muscle material |
| CN103712857A (en) * | 2013-12-27 | 2014-04-09 | 滨州医学院 | Intelligent Young modulus measuring instrument |
| CN204389310U (en) * | 2015-02-12 | 2015-06-10 | 郝文琪 | Tinsel measure apparatus of youngs modulus |
| CN105466769A (en) * | 2015-12-30 | 2016-04-06 | 西南交通大学 | Young modulus measuring instrument |
| CN105865934A (en) * | 2016-05-05 | 2016-08-17 | 河北地质大学 | Young modulus measurement device and measurement method thereof |
| CN205483873U (en) * | 2016-01-25 | 2016-08-17 | 中国科学院声学研究所东海研究站 | Biological tissue elasticity measuring apparatu |
| CN205607780U (en) * | 2016-05-05 | 2016-09-28 | 河北地质大学 | Young modulus measuring device |
| CN106053268A (en) * | 2016-05-10 | 2016-10-26 | 田凯 | Experiment device and method for measuring metal wire Young modulus based on simple harmonic vibration |
| CN208223976U (en) * | 2018-05-23 | 2018-12-11 | 商洛学院 | A kind of laser measure apparatus of youngs modulus convenient for measurement |
| CN217484018U (en) * | 2022-05-26 | 2022-09-23 | 杭州杭光实验设备有限公司 | Young modulus experiment instrument |
-
2020
- 2020-07-31 CN CN202010758815.1A patent/CN111693378A/en active Pending
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101788427A (en) * | 2010-01-29 | 2010-07-28 | 湘潭大学 | Device for detecting mechanical property of multifunctional film |
| CN202548019U (en) * | 2012-04-18 | 2012-11-21 | 昆明理工大学 | Young modulus measuring device |
| CN202614614U (en) * | 2012-05-03 | 2012-12-19 | 韩铮 | Digital readout Young modulus measuring device |
| CN103439191A (en) * | 2013-09-03 | 2013-12-11 | 哈尔滨工程大学 | Experimental platform aiming at comprehensive performance testing of IPMC (Ionic Polymer Metal Composite) artificial muscle material |
| CN103712857A (en) * | 2013-12-27 | 2014-04-09 | 滨州医学院 | Intelligent Young modulus measuring instrument |
| CN204389310U (en) * | 2015-02-12 | 2015-06-10 | 郝文琪 | Tinsel measure apparatus of youngs modulus |
| CN105466769A (en) * | 2015-12-30 | 2016-04-06 | 西南交通大学 | Young modulus measuring instrument |
| CN205483873U (en) * | 2016-01-25 | 2016-08-17 | 中国科学院声学研究所东海研究站 | Biological tissue elasticity measuring apparatu |
| CN105865934A (en) * | 2016-05-05 | 2016-08-17 | 河北地质大学 | Young modulus measurement device and measurement method thereof |
| CN205607780U (en) * | 2016-05-05 | 2016-09-28 | 河北地质大学 | Young modulus measuring device |
| CN106053268A (en) * | 2016-05-10 | 2016-10-26 | 田凯 | Experiment device and method for measuring metal wire Young modulus based on simple harmonic vibration |
| CN208223976U (en) * | 2018-05-23 | 2018-12-11 | 商洛学院 | A kind of laser measure apparatus of youngs modulus convenient for measurement |
| CN217484018U (en) * | 2022-05-26 | 2022-09-23 | 杭州杭光实验设备有限公司 | Young modulus experiment instrument |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114114107A (en) * | 2022-01-26 | 2022-03-01 | 山东理工大学 | Magnetostrictive micro deformation measurement experimental device |
| CN114114107B (en) * | 2022-01-26 | 2022-04-15 | 山东理工大学 | Magnetostrictive micro deformation measurement experimental device |
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Application publication date: 20200922 |