CN108562862A - A kind of specimen holder device for the test of magneto-electric coupled coefficient - Google Patents
A kind of specimen holder device for the test of magneto-electric coupled coefficient Download PDFInfo
- Publication number
- CN108562862A CN108562862A CN201810640349.XA CN201810640349A CN108562862A CN 108562862 A CN108562862 A CN 108562862A CN 201810640349 A CN201810640349 A CN 201810640349A CN 108562862 A CN108562862 A CN 108562862A
- Authority
- CN
- China
- Prior art keywords
- connecting rod
- test
- magneto
- rear end
- specimen holder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000012360 testing method Methods 0.000 title claims abstract description 63
- 239000000523 sample Substances 0.000 claims abstract description 18
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 7
- 230000001681 protective effect Effects 0.000 claims description 3
- 239000000463 material Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000001808 coupling effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 230000005690 magnetoelectric effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R33/00—Arrangements or instruments for measuring magnetic variables
- G01R33/12—Measuring magnetic properties of articles or specimens of solids or fluids
- G01R33/1253—Measuring galvano-magnetic properties
Abstract
The invention discloses a kind of specimen holder devices for the test of magneto-electric coupled coefficient, feature be include pedestal, strut, first connecting rod, second connecting rod, probe fixture, it is respectively used to the cantilevered test piece fixing device being fixedly connected with second connecting rod, freely-supported beam type test piece fixing device, strut is fixed on the base vertically, first connecting rod is horizontally disposed and one end is fixedly installed sliding sleeve, sliding sleeve is set on strut and is fixed by holding screw, probe fixture is fixed at the other end of first connecting rod, second connecting rod is L-shaped, the vertical portion of second connecting rod is fixedly connected with first connecting rod, the horizontal position of second connecting rod is in the underface of first connecting rod and parallel with first connecting rod;Advantage is the test that the clamping device can be used for different size test specimens, and replacement test specimen is simple and convenient, and versatility is preferable;And the experiment of various forms of boundary conditions can be met.
Description
Technical field
The present invention relates to the performance testing devices of magnetic electric compound material, more particularly to one kind to be tested for magneto-electric coupled coefficient
Specimen holder device.
Background technology
Novel magnetic power composite material is a kind of important intellectual material and information functional material, is by piezoelectric material and pressure magnetic
Material is combined according to certain mode, and this kind of material can realize the mutual conversion between mechanical energy, electric energy and magnetic energy,
The multi-field coupling effects of magnetic-electricity-power, which become, makes sensor, magnetoelectricity control device, microwave device and the production of other electronics
The important materials of product.Carry out based on the lower magnetoelectric effect mechanism study of piezoelectricity/pressure magnetic laminate structures Multi-energy field coupling, can be more work(
It can device(Such as:Magnetoelectric transducer, magnetometer, bandstop filter, resonator etc.)Broader practice foreground is provided.Wherein, magnetic
It is one of most important parameter of magnetoelectricity laminate structures to be electrically coupled performance, and the size of magneto-electric coupled coefficient reflects magnetoelectricity structure Coupling
The power of performance, magneto-electric coupled coefficient reach maximum value in resonance, are suitable for different works to meet the laminated device of magnetoelectricity
Make occasion, the laminated device of magnetoelectricity to be made to work under different resonant frequencies, therefore needs to test the magnetoelectricity coupling under various boundary
Close performance.But at present when testing the magneto-electric coupled coefficient of the laminated test specimen of magnetoelectricity, the clamping for fixing the laminated test specimen of magnetoelectricity
Device can only fix the test specimen of some size, and versatility is bad, and when test, the boundary condition of the laminated test specimen of magnetoelectricity is not allowed
Malleable, there are large errors for the test specimen surrounding magnetic field measured.
Invention content
Technical problem to be solved by the invention is to provide one kind, and the laminated test specimen of various sizes of magnetoelectricity can be effectively clamped, and leads to
It is preferable with property, and changeable test specimen intrinsic frequency, with obtain different test boundary conditions for the test of magneto-electric coupled coefficient
Specimen holder device.
Technical solution is used by the present invention solves above-mentioned technical problem:A kind of examination for the test of magneto-electric coupled coefficient
Part clamping device, including pedestal, strut, first connecting rod, second connecting rod, probe fixture, be respectively used to and described second
Cantilevered test piece fixing device that connecting rod is fixedly connected, freely-supported beam type test piece fixing device, the strut are fixed on institute vertically
On the pedestal stated, the first connecting rod is horizontally disposed and one end is fixedly installed sliding sleeve, and the sliding sleeve is set in described
It is fixed on strut and by holding screw, the probe fixture is fixed at the other end of the first connecting rod,
The second connecting rod is L-shaped, and the vertical portion of the second connecting rod is fixedly connected with the first connecting rod, and described second
The horizontal position of connecting rod is in the underface of the first connecting rod and parallel with the first connecting rod.
Further, the probe fixture includes rubber case, and the rear end of the rubber case is provided with Nei great Kou
The other end of small connecting hole, the first connecting rod is wholely set the connecting pole that shape matches with the connecting hole,
The connecting pole is plugged with the connecting hole, and the front end of the rubber case is provided with the slot for grafting probe.
Further, the cantilevered test piece fixing device include adjusting bolt, flexible upper clamping limb and under
Clamping limb, the rear end of the upper clamping limb and the rear end integrally connected of the lower clamping limb form U-shaped grip slipper, described
The rear end of grip slipper be connected with the horizontal part of the second connecting rod, the lower surface front end of the upper clamping limb and described
The upper surface front end of lower clamping limb be fixedly installed be useful for contacting top, described adjusting spiral shell with the laminated test specimen of magnetoelectricity respectively
Bolt passes perpendicularly through the upper clamping limb and the lower clamping limb and is fixed by nut.
Further, the rear end of the grip slipper is provided with spliced eye, the horizontal part of the second connecting rod with it is described
The close grafting of spliced eye.
Further, the freely-supported beam type test piece fixing device includes mounting bracket and push plate, after the mounting bracket
End face is connected with the horizontal part of the second connecting rod, and the upper/lower terminal of the mounting bracket is respectively arranged with sliding slot, described
The upper/lower terminal of push plate be fixedly installed sliding block respectively, the sliding block is slidably matched with the sliding slot level, described
Locating plate is provided in sliding slot, positioning screw passes through the sliding slot and the locating plate bolt, after the push plate
End face is fixedly installed spring stack, and spring, the push plate are fixedly installed between the spring stack and the mounting bracket
Front end face and the mounting bracket on one side corresponding thereto be fixedly installed respectively it is top.
Further, the rear end face of the mounting bracket is fixedly installed connector sleeve, the horizontal part of the second connecting rod
With the close grafting of connector sleeve.
Further, it is described it is top it is outer be arranged with protective jacket, can prevent the laminated test specimen of magnetoelectricity from slipping.
Compared with prior art, it is an advantage of the invention that due to being provided with cantilevered test piece fixing device in the clamping device
With freely-supported beam type test piece fixing device, the laminated test specimen of various sizes of magnetoelectricity can be clamped so that the clamping device can be used for not
With the test of size test specimen, and replacement test specimen is simple and convenient, and versatility is preferable;And use cantilevered test piece fixing device or letter
Branch beam type test piece fixing device fixes the laminated test specimen of magnetoelectricity, may make when test specimen is clamped with different intrinsic frequencies, with
Meet the experiment of various forms of boundary conditions;Further, since probe fixture is additionally provided in clamping device, and positioned at examination
The surface of part fixing device keeps probe and the laminated test specimen of magnetoelectricity in the same vertical plane so that magnetic induction when test
Line passes perpendicularly through probe, keeps the magnetic field that probe measures around the laminated test specimen of magnetoelectricity more accurate.
Description of the drawings
Fig. 1 is the overall structure diagram of the present invention;
Fig. 2 is the structural schematic diagram of the probe fixture of the present invention;
Fig. 3 is the structural schematic diagram of the freely-supported beam type test piece fixing device of the present invention;
Fig. 4 is the enlarged diagram at A in Fig. 3;
Fig. 5 is the vertical view of Fig. 4;
Fig. 6 is the structural schematic diagram of the cantilevered test piece fixing device of the present invention.
Specific implementation mode
Below in conjunction with attached drawing embodiment, present invention is further described in detail.
As shown, a kind of specimen holder device for the test of magneto-electric coupled coefficient, including pedestal 1, strut 2, first
Connecting rod 3, second connecting rod 4, probe fixture, be respectively used to the cantilevered test piece fixing device being fixedly connected with second connecting rod 4,
Freely-supported beam type test piece fixing device, strut 2 are fixed on vertically on pedestal 1, and first connecting rod 3 is horizontally disposed and one end is fixedly installed
Sliding sleeve 31, sliding sleeve 31 are set on strut 2 and are fixed by holding screw 32, and probe fixture includes rubber case 5, rubber case
5 rear end is provided with the small connecting holes 51 of Nei great Kou, and the other end of first connecting rod 3 has been wholely set shape and 51 phase of connecting hole
The connecting pole 33 matched, connecting pole 33 are plugged with connecting hole 51, and the front end of rubber case 5 is provided with inserting for grafting probe 100
Slot 52, second connecting rod 4 is L-shaped, and the vertical portion 41 of second connecting rod 4 is fixedly connected with first connecting rod 3, the horizontal part of second connecting rod 4
42 be located at first connecting rod 3 underface and first connecting rod 3 it is parallel, cantilevered test piece fixing device include adjusting bolt 63, tool
Flexible upper clamping limb 61 and lower clamping limb 62, the rear end of upper clamping limb 61 and the rear end integrally connected of lower clamping limb 62 are formed
The rear end of U-shaped grip slipper, grip slipper is provided with spliced eye(It is not marked in figure), the horizontal part 42 and spliced eye of second connecting rod 4
The upper surface front end of close grafting, the lower surface front end of upper clamping limb 61 and lower clamping limb 62 is fixedly installed respectively to be useful for and magnetic
Electric layer closes top 64 that test specimen 200 contacts, and adjusting bolt 63 passes perpendicularly through clamping limb 61 and lower clamping limb 62 and passes through nut
65 fix;
Freely-supported beam type test piece fixing device includes mounting bracket 7 and push plate 8, and the rear end face of mounting bracket 7 is fixedly installed connector sleeve 71,
The horizontal part 42 of second connecting rod 4 and 71 close grafting of connector sleeve, the upper/lower terminal of mounting bracket 7 are respectively arranged with sliding slot 72, push plate
8 upper/lower terminal is fixedly installed sliding block 81 respectively, and sliding block 81 is slidably matched with 72 level of sliding slot, and it is fixed to be provided in sliding slot 72
Bit slice 74, positioning screw 73 pass through sliding slot 72 and 74 bolt of locating plate, the rear end face of push plate 8 to be fixedly installed spring stack 82,
It is fixedly installed spring 9 between spring stack 82 and mounting bracket 7, the one side on the front end face and mounting bracket 7 of push plate 8 corresponding thereto point
It is not fixedly installed outside top 64, top 64 and is arranged with protective jacket 66.
In above-described embodiment, cantilevered test piece fixing device and freely-supported beam type test piece fixing device are selectively with second
The horizontal part 42 of connecting rod 4 connects, rather than is connect simultaneously with the horizontal part of second connecting rod 4 42.
Claims (7)
1. a kind of specimen holder device for the test of magneto-electric coupled coefficient, it is characterised in that connect including pedestal, strut, first
Bar, probe fixture, is respectively used to the cantilevered test specimen being fixedly connected with second connecting rod fixation dress at second connecting rod
It sets, freely-supported beam type test piece fixing device, the strut is fixed on vertically on the pedestal, and the first connecting rod level is set
It sets and one end is fixedly installed sliding sleeve, the sliding sleeve is set on the strut and is fixed by holding screw, described
Probe fixture is fixed at the other end of the first connecting rod, and the second connecting rod is L-shaped, and described second connects
The vertical portion of bar is fixedly connected with the first connecting rod, and the horizontal position of the second connecting rod is in the first connecting rod
Underface and parallel with the first connecting rod.
2. a kind of specimen holder device for the test of magneto-electric coupled coefficient as described in claim 1, it is characterised in that:It is described
Probe fixture include rubber case, the rear end of the rubber case is provided with the small connecting holes of Nei great Kou, described first
The other end of connecting rod is wholely set the connecting pole that shape matches with the connecting hole, the connecting pole and the company
It connects hole to plug, the front end of the rubber case is provided with the slot for grafting probe.
3. a kind of specimen holder device for the test of magneto-electric coupled coefficient as described in claim 1, it is characterised in that:It is described
Cantilevered test piece fixing device include adjusting bolt, flexible upper clamping limb and lower clamping limb, the upper clamping limb
Rear end and the rear end integrally connected of the lower clamping limb form U-shaped grip slipper, the rear end of the grip slipper with it is described
The horizontal part of second connecting rod be connected, before the upper surface of the lower surface front end of the upper clamping limb and the lower clamping limb
End respectively fixed setting be useful for contact with magnetoelectricity laminated test specimen top, described adjusting bolt pass perpendicularly through described in upper folder
It gripping arm and the lower clamping limb and is fixed by nut.
4. a kind of specimen holder device for the test of magneto-electric coupled coefficient as claimed in claim 3, it is characterised in that:It is described
The rear end of grip slipper be provided with spliced eye, the horizontal part of the second connecting rod and the close grafting of the spliced eye.
5. a kind of specimen holder device for the test of magneto-electric coupled coefficient as described in claim 1, it is characterised in that:It is described
Freely-supported beam type test piece fixing device include mounting bracket and push plate, the rear end face of the mounting bracket and the second connecting rod
Horizontal part is connected, and the upper/lower terminal of the mounting bracket is respectively arranged with sliding slot, the upper/lower terminal difference of the push plate
It is fixedly installed sliding block, the sliding block is slidably matched with the sliding slot level, and locating plate is provided in the sliding slot, fixed
Position screw passes through the sliding slot and the locating plate bolt, the rear end face of the push plate to be fixedly installed spring stack,
Spring, the front end face of the push plate and the mounting bracket are fixedly installed between the spring stack and the mounting bracket
On one side corresponding thereto be fixedly installed respectively it is top.
6. a kind of specimen holder device for the test of magneto-electric coupled coefficient as claimed in claim 5, it is characterised in that:It is described
The rear end face of mounting bracket be fixedly installed connector sleeve, the horizontal part of the second connecting rod is closely inserted with the connector sleeve
It connects.
7. a kind of specimen holder device for the test of magneto-electric coupled coefficient as claimed in claim 5, it is characterised in that:It is described
Top outer be arranged with protective jacket.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810640349.XA CN108562862A (en) | 2018-06-21 | 2018-06-21 | A kind of specimen holder device for the test of magneto-electric coupled coefficient |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810640349.XA CN108562862A (en) | 2018-06-21 | 2018-06-21 | A kind of specimen holder device for the test of magneto-electric coupled coefficient |
Publications (1)
Publication Number | Publication Date |
---|---|
CN108562862A true CN108562862A (en) | 2018-09-21 |
Family
ID=63554386
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810640349.XA Pending CN108562862A (en) | 2018-06-21 | 2018-06-21 | A kind of specimen holder device for the test of magneto-electric coupled coefficient |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN108562862A (en) |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101571467A (en) * | 2008-04-30 | 2009-11-04 | 中国科学院金属研究所 | Test system and test method for dynamic bending fatigue property of thin film material |
US20090323212A1 (en) * | 2008-06-30 | 2009-12-31 | Hitachi High-Technologies Corporation | Handling robot of magnetic head assembly, magnetic head test method and magnetic head tester |
CN103792145A (en) * | 2012-10-30 | 2014-05-14 | 莆田市产品质量检验所 | Overall stiffness measurement method for paper meal plate |
CN204564181U (en) * | 2015-03-31 | 2015-08-19 | 黄一鸣 | A kind of physics teaching iron stand |
CN105301199A (en) * | 2015-11-11 | 2016-02-03 | 北京大学 | Probe system multi-filed loading device |
CN106597329A (en) * | 2016-11-15 | 2017-04-26 | 华中科技大学 | Automatic magneto-electricity coefficient test system |
CN206710231U (en) * | 2017-05-16 | 2017-12-05 | 南京英派克检测有限责任公司 | Impact tester for simple supported beam |
CN207379412U (en) * | 2017-09-07 | 2018-05-18 | 山东交通学院 | A kind of experimental rig for being used to measure height of Marshall specimen and temperature |
CN208443994U (en) * | 2018-06-21 | 2019-01-29 | 宁波大学 | A kind of specimen holder device for the test of magneto-electric coupled coefficient |
-
2018
- 2018-06-21 CN CN201810640349.XA patent/CN108562862A/en active Pending
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101571467A (en) * | 2008-04-30 | 2009-11-04 | 中国科学院金属研究所 | Test system and test method for dynamic bending fatigue property of thin film material |
US20090323212A1 (en) * | 2008-06-30 | 2009-12-31 | Hitachi High-Technologies Corporation | Handling robot of magnetic head assembly, magnetic head test method and magnetic head tester |
CN103792145A (en) * | 2012-10-30 | 2014-05-14 | 莆田市产品质量检验所 | Overall stiffness measurement method for paper meal plate |
CN204564181U (en) * | 2015-03-31 | 2015-08-19 | 黄一鸣 | A kind of physics teaching iron stand |
CN105301199A (en) * | 2015-11-11 | 2016-02-03 | 北京大学 | Probe system multi-filed loading device |
CN106597329A (en) * | 2016-11-15 | 2017-04-26 | 华中科技大学 | Automatic magneto-electricity coefficient test system |
CN206710231U (en) * | 2017-05-16 | 2017-12-05 | 南京英派克检测有限责任公司 | Impact tester for simple supported beam |
CN207379412U (en) * | 2017-09-07 | 2018-05-18 | 山东交通学院 | A kind of experimental rig for being used to measure height of Marshall specimen and temperature |
CN208443994U (en) * | 2018-06-21 | 2019-01-29 | 宁波大学 | A kind of specimen holder device for the test of magneto-electric coupled coefficient |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US20130044033A1 (en) | Test system with adjustable radio-frequency probe array | |
TWM425277U (en) | Testing connector for fast detaching and assembling electrical connection module | |
CN109946379A (en) | A kind of electromagnetic acoustic detection method of pure stress | |
CN208443994U (en) | A kind of specimen holder device for the test of magneto-electric coupled coefficient | |
CN209043977U (en) | A kind of novel testing agency of inductor performance | |
CN108562862A (en) | A kind of specimen holder device for the test of magneto-electric coupled coefficient | |
CN104793098A (en) | Substrate via-hole on-off test device | |
CN101009268A (en) | Base board and its electric test method | |
CN111366886A (en) | Harmonic elimination device for voltage transformer | |
CN203069626U (en) | Clamping device for ammeter detection | |
US9915682B2 (en) | Non-permanent termination structure for microprobe measurements | |
CN201716338U (en) | Test fixture used for impedance analyzer | |
CN213934014U (en) | Detection apparatus for test conductive cloth surface impedance | |
CN209927766U (en) | Ceramic seat performance detection device | |
CN208833868U (en) | Discharge fault simulator in Multipurpose oil | |
CN113686530A (en) | Transformer bushing anti-seismic performance detection equipment | |
CN209356589U (en) | A kind of detection device for microwave device | |
Wood et al. | Improved ac quantized Hall measurements | |
CN208621655U (en) | Micro-strip device test fixture | |
CN208156042U (en) | A kind of B2B connector testing device | |
CN101520302A (en) | Method for measuring the diameter of ultra-fine tungsten wires and device thereof | |
CN217112506U (en) | High-voltage direct-current resistance test jointing clamp | |
CN218037056U (en) | Vibration tester for conductive powder | |
CN217425002U (en) | Material modulus testing arrangement based on bow-shaped device is discerned from internal force | |
CN208043941U (en) | A kind of inductance polarity test seat |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination |