CN116990117B - Quality testing equipment and method for superconductive aluminum-based copper-clad plate - Google Patents
Quality testing equipment and method for superconductive aluminum-based copper-clad plate Download PDFInfo
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- CN116990117B CN116990117B CN202311245381.5A CN202311245381A CN116990117B CN 116990117 B CN116990117 B CN 116990117B CN 202311245381 A CN202311245381 A CN 202311245381A CN 116990117 B CN116990117 B CN 116990117B
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- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 87
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 87
- 238000012372 quality testing Methods 0.000 title claims abstract description 25
- 238000000034 method Methods 0.000 title claims abstract description 20
- 238000007789 sealing Methods 0.000 claims abstract description 47
- 230000001681 protective effect Effects 0.000 claims abstract description 37
- 238000012360 testing method Methods 0.000 claims abstract description 33
- 230000000694 effects Effects 0.000 claims abstract description 23
- 238000005057 refrigeration Methods 0.000 claims abstract description 12
- 238000003756 stirring Methods 0.000 claims abstract description 10
- 230000000903 blocking effect Effects 0.000 claims description 39
- 239000007788 liquid Substances 0.000 claims description 27
- 238000006243 chemical reaction Methods 0.000 claims description 23
- 238000001125 extrusion Methods 0.000 claims description 23
- 238000003860 storage Methods 0.000 claims description 18
- 238000003825 pressing Methods 0.000 claims description 14
- 238000001514 detection method Methods 0.000 claims description 8
- 239000004411 aluminium Substances 0.000 claims description 7
- 230000001502 supplementing effect Effects 0.000 claims description 7
- 238000007599 discharging Methods 0.000 claims description 3
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 abstract description 47
- 229910052757 nitrogen Inorganic materials 0.000 abstract description 23
- 239000007789 gas Substances 0.000 abstract description 11
- 229910001873 dinitrogen Inorganic materials 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 8
- 238000001816 cooling Methods 0.000 description 2
- 238000011049 filling Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 210000003437 trachea Anatomy 0.000 description 2
- 238000009834 vaporization Methods 0.000 description 2
- 230000008016 vaporization Effects 0.000 description 2
- 239000004484 Briquette Substances 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000012790 adhesive layer Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000011889 copper foil Substances 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 238000007731 hot pressing Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001739 rebound effect Effects 0.000 description 1
- 239000012779 reinforcing material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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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
- G01N3/02—Details
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/02—Sealings between relatively-stationary surfaces
- F16J15/06—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces
- F16J15/061—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with positioning means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/02—Sealings between relatively-stationary surfaces
- F16J15/14—Sealings between relatively-stationary surfaces by means of granular or plastic material, or fluid
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D31/00—Other cooling or freezing apparatus
-
- 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
- G01N3/10—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces generated by pneumatic or hydraulic pressure
- G01N3/12—Pressure testing
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/60—Superconducting electric elements or equipment; Power systems integrating superconducting elements or equipment
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Biochemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Combustion & Propulsion (AREA)
- Thermal Sciences (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention discloses quality testing equipment and method for a superconductive aluminum-based copper-clad plate, and belongs to the field of aluminum-based copper-clad plate testing. The quality testing equipment for the superconductive aluminum-based copper-clad plate comprises a base, wherein the top of the base is fixedly connected with a protective cover, the side wall of the protective cover is inserted with a sealing plate, the top of the protective cover is fixedly connected with a hydraulic rod, and the upper end surface of the base is fixedly connected with a placement seat; according to the invention, through the arrangement of the rotating seat, the rotating ring, the stirring plate and the thrust rod, the inner cavity of the whole protective cover is uniformly filled with low-temperature nitrogen, so that a superconducting environment is simulated, the influence of uneven temperature on the deformation strength of the aluminum-based copper-clad plate is effectively avoided, and the accuracy of the test result of the aluminum-based copper-clad plate is improved; and cooperate first magnetic plate, piston box, piston plate, first pipe, shutoff groove, blast pipe and the setting of shutoff piece, after pushing out the protection casing with the original gas of protection casing, seal the protection casing, effectively reduce the heat transfer loss of nitrogen gas, improved the refrigeration effect in the protection casing.
Description
Technical Field
The invention relates to the technical field of quality testing of aluminum-based copper-clad plates, in particular to quality testing equipment and method of a superconductive aluminum-based copper-clad plate.
Background
The superconductive aluminum-based copper-clad plate, namely an aluminum-based substrate, is a plate-like material which is prepared by dipping electronic glass fiber cloth or other reinforcing materials with resin, single resin and the like as insulating adhesive layers, coating copper foil on one or both sides, and hot-pressing, and is called as a copper-clad laminate aluminum-based substrate, which is called as an aluminum-based copper-clad plate for short. In the production process of the superconducting aluminum-based copper-clad plate, the quality of the superconducting aluminum-based copper-clad plate needs to be comprehensively monitored, and the deformation strength test is one ring in various quality detection links.
At present, when the quality detection device of the superconductive aluminum-based copper-clad plate detects, the through groove is required to compare the deformation strength of the normal-temperature aluminum-based copper-clad plate and the deformation strength of the superconductive aluminum-based copper-clad plate to master and know the physical characteristics of the aluminum-based copper-clad plate, after the normal-temperature test is carried out by using traditional equipment, the inside of the device is required to be cooled, and the traditional device is generally sealed when the device is cooled, so that the refrigeration effect is poor, and the device is also provided with uneven cooling temperature, so that the accuracy of the test result of the aluminum-based copper-clad plate is affected. Therefore, a quality testing device and method for the superconductive aluminum-based copper-clad plate are provided.
Disclosure of Invention
The invention aims to solve the problems of inaccurate test results caused by uneven cooling temperature and insufficient tightness of equipment in the process of converting normal temperature into low temperature refrigeration in the prior art, and provides a quality test device and method for a superconductive aluminum-based copper-clad plate.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the utility model provides a superconductive aluminium base copper-clad plate quality test equipment, includes the base, base top fixedly connected with protection casing, and the protection casing lateral wall is pegged graft and is had the closing plate, protection casing top fixedly connected with hydraulic stem, and base up end fixedly connected with lays the seat, lays the equal fixedly connected with distancer of seat inner wall both sides, and the mounting groove has been seted up to the inside mounting groove, fixedly connected with liquid storage pot in the mounting groove, and the liquid storage pot is linked together with laying the seat inner chamber, still includes: the homogenizing refrigeration assembly comprises a rotating seat, the rotating seat is fixedly connected with the top of the base, a rotating ring is rotationally connected to the inner wall of the rotating seat, a first magnetic plate is fixedly connected to the side wall of the rotating ring, an agitating plate is fixedly connected to the top of the rotating ring, a thrust rod is fixedly connected to the side wall of the rotating seat, and one end, far away from the rotating seat, of the thrust rod is fixedly connected with the placing seat.
In order to improve the refrigerating effect in the protection casing, preferably, protection casing lateral wall fixedly connected with piston box, piston box inner wall sliding connection has the piston board, magnetic attraction is repulsed between piston board and the first magnetic plate, fixedly connected with first spring between piston board lateral wall and the piston box, the first pipe of top fixedly connected with of piston box, the lateral wall fixedly connected with second pipe of piston box, protection casing top fixedly connected with blast pipe, the inside shutoff groove of having seted up of protection casing, the shutoff groove is linked together with the blast pipe, the shutoff groove is linked together with first pipe, sliding connection has the shutoff piece in the shutoff groove, fixedly connected with second spring between the shutoff piece lateral wall and the shutoff groove.
In order to improve the homogenizing rotation effect, preferably, the first guide pipe and the second guide pipe are internally provided with one-way valves, the inner cavities of the thrust rod, the rotating seat and the placing seat are mutually communicated, and the output port of the thrust rod is obliquely arranged.
In order to improve refrigeration effect, preferably, protection casing top fixedly connected with locking box, locking box inner wall sliding connection has the locking piece, fixedly connected with third spring between locking piece top and the locking box, locking piece top fixedly connected with unlocking lever, and the unlocking lever runs through locking box top, and the one side that blocks piece and locking piece contact is arc fillet setting.
In order to improve stability during testing, preferably, the lateral wall that the hydraulic rod stretches out the end has seted up the extrusion groove, sliding connection has the extrusion pole in the extrusion groove, fixedly connected with fourth spring between extrusion pole top and the extrusion groove, lay equal fixedly connected with joint box in seat both sides, the joint groove has been seted up to the inside joint box, the joint groove is linked together with lay the seat inner chamber, the inner chamber both sides in joint groove are fixedly connected with fifth spring and sixth spring respectively, the first briquetting of fifth spring tip fixedly connected with, sixth spring lateral wall fixedly connected with joint piece.
Further, the first pressing block is aligned with the end part of the extrusion rod, and the first pressing block and the clamping block are both sealed and slidingly connected with the inner wall of the clamping groove.
In order to improve the tightness during the test, preferably, the sealing groove is formed in the side wall of the sealing plate, the sealing airbag is fixedly connected to the side wall of the sealing groove, the conversion box is fixedly connected to the top of the protection cover, the third air pipe is fixedly connected to the top of the conversion box, the third air pipe is communicated with the inner cavity of the sealing groove, the inner cavity of the conversion box is communicated with the inner cavity of the blocking groove, the arc-shaped sliding block is slidably connected to the inner wall of the conversion box, and the seventh spring is fixedly connected between the side wall of the arc-shaped sliding block and the conversion box.
Preferably, the hydraulic rod bottom fixedly connected with pressure sensor, electric connection between hydraulic rod, pressure sensor and the distancer.
Preferably, the side wall of the liquid storage tank is fixedly connected with a liquid supplementing pipe, and electromagnetic valves are arranged in the liquid storage tank and the liquid supplementing pipe.
A quality testing method of a superconductive aluminum-based copper-clad plate comprises the following steps:
s1, testing deformation strength of an aluminum-based copper-clad plate at normal temperature;
s2, simulating a superconducting environment;
s3, clamping and positioning the aluminum-based copper-clad plate;
s4, sealing after discharging the original air flow in the detection environment;
s5, reinforcing the sealing effect in the detection environment.
Compared with the prior art, the invention provides the quality testing equipment and the quality testing method for the superconductive aluminum-based copper-clad plate, which have the following beneficial effects:
1. according to the quality testing equipment for the superconductive aluminum-based copper-clad plate, the rotating seat, the rotating ring, the stirring plate and the thrust rod are arranged, so that the inner cavity of the whole protective cover can be uniformly filled with low-temperature nitrogen, the superconductive environment is simulated, the influence of temperature unevenness on the deformation strength of the aluminum-based copper-clad plate is effectively avoided, and the accuracy of the testing result of the aluminum-based copper-clad plate is improved; the arrangement of the first magnetic plate, the piston box, the piston plate, the first guide pipe, the blocking groove, the exhaust pipe and the blocking block is matched, so that the protection cover can be closed after the original gas of the protection cover is pushed out of the protection cover, the heat exchange loss of nitrogen is effectively reduced, and the refrigerating effect in the protection cover is improved; and the automatic maintenance of the stable air pressure is facilitated, and the continuous introduction of low-temperature nitrogen is facilitated.
2. This superconductive aluminium base copper-clad plate quality test equipment utilizes the setting of locking box and locking piece, can fix the blocking piece, and then through the cooperation between conversion box, arc slider, third trachea, seal groove and the sealed gasbag, utilizes the atmospheric pressure effect for in the air current gets into the seal groove through conversion box and third trachea, makes sealed gasbag inflation, with this carries out the reinforcing shutoff to the junction of closing plate and protection casing, has ensured the sealed effect in the protection casing, has improved the device test structure's precision.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a superconductive aluminum-based copper-clad plate quality test device according to the present invention;
FIG. 2 is a schematic diagram of the overall structure of a superconductive aluminum-based copper-clad plate in side view;
FIG. 3 is a schematic diagram of a side view partial cross-section structure of a quality testing device for a superconductive aluminum-based copper-clad plate according to the present invention;
fig. 4 is an enlarged schematic diagram of a region a in fig. 3 of a quality testing device for a superconductive aluminum-based copper-clad plate according to the present invention;
fig. 5 is a schematic diagram of the internal structure of a rotating seat of the quality testing device for the superconductive aluminum-based copper-clad plate provided by the invention;
FIG. 6 is a schematic diagram of a rear-view semi-section structure of a quality testing apparatus for a superconductive aluminum-based copper-clad plate according to the present invention;
FIG. 7 is a schematic diagram of the enlarged structure of the B region in FIG. 6 of a quality testing device for a superconductive aluminum-based copper-clad plate according to the present invention;
fig. 8 is a schematic diagram of the internal structure of a sealing plate of a quality testing device for a superconductive aluminum-based copper-clad plate.
In the figure: 1. a base; 2. a protective cover; 21. a sealing plate; 211. sealing grooves; 212. sealing the air bag; 22. a hydraulic rod; 23. an exhaust pipe; 24. a blocking groove; 241. a blocking block; 242. a second spring; 3. a placement seat; 31. a mounting groove; 32. a liquid storage tank; 321. a fluid supplementing pipe; 33. a clamping box; 331. a clamping groove; 332. a fifth spring; 333. a sixth spring; 334. a first briquette; 335. a clamping block; 4. a homogenizing refrigeration assembly; 41. a rotating seat; 42. a rotating ring; 421. a first magnetic plate; 43. an agitating plate; 44. a thrust rod; 45. a piston box; 451. a piston plate; 452. a first spring; 453. a first conduit; 454. a second conduit; 46. a locking box; 461. a locking block; 462. a third spring; 463. unlocking the rod; 5. an extrusion groove; 51. an extrusion rod; 52. a fourth spring; 6. a conversion box; 61. a third air pipe; 62. an arc-shaped sliding block; 63. and a seventh spring.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
In the description of the present invention, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Example 1:
referring to fig. 1-8, a quality testing device for a superconductive aluminum-based copper-clad plate comprises a base 1, wherein the top of the base 1 is fixedly connected with a protective cover 2, the side wall of the protective cover 2 is inserted with a sealing plate 21, the top of the protective cover 2 is fixedly connected with a hydraulic rod 22, the bottom end of the hydraulic rod 22 is fixedly connected with a pressure sensor, the hydraulic rod 22, the pressure sensor and a range finder are electrically connected, the upper end surface of the base 1 is fixedly connected with a placement seat 3, both sides of the inner wall of the placement seat 3 are fixedly connected with the range finder, a mounting groove 31 is formed in the base 1, a liquid storage tank 32 is fixedly connected with a liquid supplementing pipe 321 in the mounting groove 31, the side wall of the liquid storage tank 32 is communicated with the inner cavity of the placement seat 3, and electromagnetic valves are arranged in the liquid storage tank 32 and the liquid supplementing pipe 321;
through the setting of above-mentioned structure, place aluminium base copper-clad plate in laying seat 3 after, push down through hydraulic stem 22, produce pressure effect to it, monitor aluminium base copper-clad plate bottom constantly through the distancer of both sides this moment, when hydraulic stem 22's pressure effect makes aluminium base copper-clad plate take place deformation, the numerical value of distancer will change this moment, will stop hydraulic stem 22's stretching out at once to record the reading of pressure sensor this moment, realize aluminium base copper-clad plate deformation strength's test.
Further comprises: the homogenizing refrigeration component 4, homogenizing refrigeration component 4 includes roating seat 41, roating seat 41 and 1 top fixed connection of base, roating seat 41 inner wall rotation is connected with roating ring 42, roating ring 42 lateral wall fixedly connected with first magnetic plate 421, roating ring 42 top fixedly connected with stirring board 43, roating seat 41 lateral wall fixedly connected with thrust rod 44, the one end that roating seat 41 was kept away from to thrust rod 44 and seat 3 fixed connection, protection casing 2 lateral wall fixedly connected with piston box 45, piston box 45 inner wall sliding connection has piston plate 451, magnetic attraction repulsion between piston plate 451 and the first magnetic plate 421, fixedly connected with first spring 452 between piston plate 451 lateral wall and the piston box 45, the top fixedly connected with first pipe 453 of piston box 45, the lateral wall fixedly connected with second pipe 454 of piston box 45, protection casing 2 top fixedly connected with blast pipe 23, the inside shutoff groove 24 of seting up of protection casing 2, shutoff groove 24 is linked together with blast pipe 23, the shutoff piece 241 is connected with in the sliding connection in the shutoff groove 24, be the shutoff piece 241, fixedly connected with second spring 453, thrust rod 44 and thrust rod 44 are all set up in the equal inner chamber 44, the equal tilt-phase of thrust rod 4, the equal inner chamber is set up in the thrust rod 44, the equal tilt-up in the second inner chamber 44, the thrust rod is 3.
Through the arrangement of the structure, firstly, the sealing plate 21 is inserted into the side wall of the protective cover 2, the sealing of the interior of the protective cover 2 is realized, then the electromagnetic valve in the liquid storage tank 32 is opened, liquid nitrogen in the liquid storage tank 32 is vaporized and enters the rotary seat 41 along the thrust rod 44, the rotary ring 42 and the stirring plate 43 are pushed to rotate, nitrogen at the moment slowly rises from the bottom of the protective cover 2, and the inner cavity of the whole protective cover 2 is uniformly filled under the rotating action of the stirring plate 43, so that a superconducting environment is simulated, the influence of uneven temperature on the deformation strength of the aluminum-based copper-clad plate is effectively avoided, the accuracy of the test result of the aluminum-based copper-clad plate is improved, then the deformation strength of the aluminum-based copper-clad plate is continuously tested, and the deformation strength of the aluminum-based copper-clad plate is compared with the normal temperature environment, and thus researchers can better know the deformation characteristics of the aluminum-based copper-clad plate conveniently.
Referring to fig. 6-8, wherein the top of the protection cover 2 is fixedly connected with a locking box 46, the inner wall of the locking box 46 is slidably connected with a locking block 461, a third spring 462 is fixedly connected between the top of the locking block 461 and the locking box 46, the top of the locking block 461 is fixedly connected with an unlocking rod 463, the unlocking rod 463 penetrates through the top of the locking box 46, one side of the blocking block 241, which is contacted with the locking block 461, is provided with an arc-shaped round corner, the side wall of the sealing plate 21 is provided with a sealing groove 211, the side wall of the sealing groove 211 is fixedly connected with a sealing airbag 212, the top of the protection cover 2 is fixedly connected with a conversion box 6, the top of the conversion box 6 is fixedly connected with a third air pipe 61, the third air pipe 61 is communicated with the inner cavity of the sealing groove 211, the inner cavity of the conversion box 6 is communicated with the inner cavity of the blocking groove 24, the inner wall of the conversion box 6 is slidably connected with an arc-shaped sliding block 62, and a seventh spring 63 is fixedly connected between the side wall of the arc-shaped sliding block 62 and the conversion box 6;
through the arrangement of the structure, the compressed gas in the piston box 45 enters the blocking groove 24 from the first conduit 453 in the rotating process of the rotating ring 42 by utilizing the repulsive effect between the first magnetic plate 421 and the piston plate 451, so that the blocking block 241 is pushed to move forwards, the original gas part in the protective cover 2 exchanges heat with the low-temperature nitrogen along with the entering of the low-temperature nitrogen, and part of the gas part is lifted upwards and is discharged along the exhaust pipe 23, and after the rotating ring 42 rotates to a certain number of turns, the blocking block 241 is pushed to pass through the inner cavity of the exhaust pipe 23, so that the exhaust pipe 23 is blocked, and meanwhile, the original gas in the exhaust pipe 23 is in an emptying state, so that the heat exchange loss of the nitrogen is effectively reduced, and the refrigerating effect in the protective cover 2 is improved; the automatic maintenance of the stable air pressure is facilitated, and the continuous introduction of low-temperature nitrogen is facilitated; the blocking block 241 will be finally fixed by the locking block 461, at this time, the air pressure in the blocking groove 24 will continuously increase, so that an oblique thrust effect will be generated on the arc-shaped sliding block 62, and the air flow enters the sealing groove 211 through the conversion box 6 and the third air pipe 61, so that the sealing air bag 212 is inflated, the junction between the sealing plate 21 and the protective cover 2 is blocked, the sealing effect in the protective cover 2 is ensured, and the accuracy of the testing structure of the device is improved.
Referring to fig. 3 and 8, an extrusion groove 5 is formed in the side wall of the extending end of the hydraulic rod 22, an extrusion rod 51 is connected in the extrusion groove 5 in a sliding manner, a fourth spring 52 is fixedly connected between the top of the extrusion rod 51 and the extrusion groove 5, two sides of the placement seat 3 are fixedly connected with a clamping box 33, a clamping groove 331 is formed in the clamping box 33, the clamping groove 331 is communicated with the inner cavity of the placement seat 3, a fifth spring 332 and a sixth spring 333 are respectively and fixedly connected to two sides of the inner cavity of the clamping groove 331, a first pressing block 334 is fixedly connected to the end part of the fifth spring 332, a clamping block 335 is fixedly connected to the side wall of the sixth spring 333, the first pressing block 334 is aligned with the end part of the extrusion rod 51, and the first pressing block 334 and the clamping block 335 are both sealed with the inner wall of the clamping groove 331 and are in sliding connection;
through the arrangement of the structure, in the process of pressing down the hydraulic rod 22, the two ends of the extrusion rod 51 can simultaneously extrude the first pressing blocks 334 on two sides, so that the air pressure in the clamping groove 331 is increased, the clamping block 335 is pushed out, the aluminum-based copper-clad plate is clamped and positioned, the aluminum-based copper-clad plate is pushed in the nitrogen spraying process, and the stability of the aluminum-based copper-clad plate during testing is ensured.
Referring to fig. 1-8, in the invention, when in use, two identical aluminum-based copper-clad plates are taken, firstly, one aluminum-based copper-clad plate is placed in the placement seat 3, then the hydraulic rod 22 is started to move downwards, so that the end part of the hydraulic rod 22 extrudes the aluminum-based copper-clad plate, at the moment, the rangefinders on the two sides of the inner wall of the placement seat 3 are also started simultaneously, when the aluminum-based copper-clad plate is deformed, the readings of the rangefinders are changed, at the moment, the extension of the hydraulic rod 22 is stopped immediately, the readings of the pressure sensor at the moment are recorded, and the deformation strength test of the aluminum-based copper-clad plate in a normal temperature environment is realized;
then resetting the device, placing another aluminum-based copper-clad plate in the placing seat 3, inserting the sealing plate 21 into the side wall of the protective cover 2 at the moment to realize the sealing of the interior of the protective cover 2, then opening an electromagnetic valve in the liquid storage tank 32 to enable the liquid storage tank 32 to be communicated with the inner cavity of the placing seat 3, enabling liquid nitrogen in the liquid storage tank 32 to be instantaneously vaporized and enter the placing seat 3, then entering the rotating seat 41 along the thrust rod 44, enabling nitrogen generated by vaporization to have a certain impact force, pushing the rotating ring 42 to rotate with the stirring plate 43, enabling the nitrogen to slowly rise from the bottom of the protective cover 2, uniformly filling the inner cavity of the whole protective cover 2 under the rotation action of the stirring plate 43, realizing uniform refrigeration, completing simulation of superconducting environment, and ensuring a proper testing environment; meanwhile, in the process of pressing down the hydraulic rod 22, the two ends of the extrusion rod 51 extrude the first pressing blocks 334 at two sides at the same time, so that the air pressure in the clamping groove 331 is increased, the clamping block 335 is pushed out, the aluminum-based copper-clad plate is clamped and positioned, and the stability of the aluminum-based copper-clad plate during testing is ensured;
during the rotation of the rotary ring 42, the first magnetic plate 421 disposed on the side wall of the rotary ring will contact with the piston plate 451 and generate a repulsive effect, so that the piston plate 451 extrudes into the piston box 45, so that the compressed gas in the piston box 45 enters into the blocking groove 24 from the first conduit 453 and pushes the blocking block 241 to move forward, at this time, along with the entry of the low-temperature nitrogen, the original gas part in the protective cover 2 will exchange heat with the low-temperature nitrogen, and also part will be lifted upwards and discharged along the exhaust pipe 23, and after the rotary ring 42 rotates to a certain number of turns, the blocking block 241 will be pushed across the inner cavity of the exhaust pipe 23, thereby blocking the exhaust pipe 23, and meanwhile, the original gas in the exhaust pipe 23 is also in an empty state, thereby effectively reducing the heat exchange loss of the nitrogen and improving the refrigerating effect in the protective cover 2; in the process of moving the blocking block 241, the blocking block 461 will be extruded, so that the third spring 462 is compressed, the blocking block 461 is pulled to lift, the blocking block 241 is finally fixed under the rebound action of the third spring 462, and then the air pressure in the blocking groove 24 is continuously increased along with the rotation of the rotating ring 42, the air pressure action at this time will generate an oblique thrust action on the arc-shaped sliding block 62, so that the blocking of the arc-shaped sliding block 62 on the conversion box 6 is released, the air flow enters the sealing groove 211 through the conversion box 6 and the third air pipe 61, the air pressure in the sealing groove 211 is increased, so that the sealing air bag 212 is expanded, the joint of the sealing plate 21 and the protective cover 2 is blocked, and the sealing effect in the protective cover 2 is ensured.
Example 2:
basically the same as the embodiment 1, a quality testing method of a superconductive aluminum-based copper-clad plate is provided on the basis of the embodiment 1:
referring to fig. 1-8, a quality testing method for a superconductive aluminum-based copper-clad plate comprises the following steps:
s1, testing deformation strength of an aluminum-based copper-clad plate at normal temperature;
taking two identical aluminum-based copper-clad plates, firstly placing one aluminum-based copper-clad plate in the placing seat 3, then starting the hydraulic rod 22 to move downwards, so that the end part of the hydraulic rod 22 extrudes the aluminum-based copper-clad plate, at the moment, starting the rangefinders on the two sides of the inner wall of the placing seat 3 at the same time, when the aluminum-based copper-clad plate deforms, changing the readings of the rangefinders, immediately stopping the extension of the hydraulic rod 22 at the moment, recording the readings of the pressure sensor at the moment, and realizing the test of the deformation strength of the aluminum-based copper-clad plate in a normal temperature environment;
s2, simulating a superconducting environment;
resetting the device, placing another aluminum-based copper-clad plate in the placing seat 3, inserting the sealing plate 21 into the side wall of the protective cover 2 at the moment to realize the sealing of the interior of the protective cover 2, then opening an electromagnetic valve in the liquid storage tank 32 to enable the liquid storage tank 32 to be communicated with the inner cavity of the placing seat 3, at the moment, enabling liquid nitrogen in the liquid storage tank 32 to be instantaneously vaporized and enter the placing seat 3, then entering the rotating seat 41 along the thrust rod 44, enabling nitrogen generated by vaporization to have a certain impact force, pushing the rotating ring 42 to rotate with the stirring plate 43, enabling the nitrogen to slowly rise from the bottom of the protective cover 2, uniformly filling the inner cavity of the whole protective cover 2 under the rotation action of the stirring plate 43, realizing uniform refrigeration, completing simulation of superconducting environment, effectively avoiding influence of temperature unevenness on deformation strength of the aluminum-based copper-clad plate, and improving accuracy of a test result of the aluminum-based copper-clad plate;
s3, clamping and positioning the aluminum-based copper-clad plate;
meanwhile, in the process of pressing down the hydraulic rod 22, the two ends of the extrusion rod 51 extrude the first pressing blocks 334 at two sides at the same time, so that the air pressure in the clamping groove 331 is increased, the clamping block 335 is pushed outwards, the aluminum-based copper-clad plate is clamped and positioned, the aluminum-based copper-clad plate is prevented from being pushed in the nitrogen spraying process, and the stability of the aluminum-based copper-clad plate in the test is ensured;
s4, sealing after discharging the original air flow in the detection environment;
during the rotation of the rotary ring 42, the first magnetic plate 421 arranged on the side wall of the rotary ring will contact with the piston plate 451 and generate a repulsive effect, so that the piston plate 451 extrudes into the piston box 45, and opens the one-way valve in the first conduit 453, so that the compressed gas in the piston box 45 enters the blocking groove 24 from the first conduit 453, when the first magnetic plate 421 is separated from the piston plate 451, under the rebound effect of the first spring 452, the one-way valve in the second conduit 454 will be opened, so that the external air flow is supplemented into the piston box 45, the subsequent continuous inflation of the first conduit 453 is ensured, the blocking block 241 will be pushed to move forward after the air flow enters the blocking groove 24, at this time, with the entry of the low-temperature nitrogen, the original gas part in the protective cover 2 will exchange heat with the low-temperature nitrogen, and the other part will be lifted upwards, and discharged along the exhaust pipe 23, after the rotary ring 42 rotates a certain number of turns, the blocking block 241 will be pushed to cross the inner cavity of the exhaust pipe 23, so that the loss of the original air in the exhaust pipe 23 is effectively reduced, and the loss of the exhaust pipe 23 is also reduced, and the refrigerating effect is effectively reduced;
s5, enhancing the sealing effect in the detection environment;
in the process of blocking the movement of the block 241, the locking block 461 will be extruded, so that the third spring 462 is compressed, the locking block 461 is pulled to lift up, finally, the blocking block 241 is fixed under the rebound action of the third spring 462, and then the air pressure in the blocking groove 24 is continuously increased along with the rotation of the rotating ring 42, the air pressure action at this time will generate an oblique thrust action on the arc-shaped sliding block 62, so that the blocking of the arc-shaped sliding block 62 on the conversion box 6 is relieved, the air flow enters the sealing groove 211 through the conversion box 6 and the third air pipe 61, the air pressure in the sealing groove 211 is increased, so that the sealing air bag 212 is expanded, the joint of the sealing plate 21 and the protective cover 2 is blocked, the sealing effect in the protective cover 2 is ensured, and the accuracy of the test structure of the device is improved.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (9)
1. The utility model provides a superconductive aluminium base copper-clad plate quality test equipment, includes base (1), its characterized in that, base (1) top fixedly connected with protection casing (2), protection casing (2) lateral wall grafting has closing plate (21), protection casing (2) top fixedly connected with hydraulic stem (22), base (1) up end fixedly connected with lays seat (3), lay equal fixedly connected with distancer in seat (3) inner wall both sides, mounting groove (31) have been seted up to base (1) inside, fixedly connected with reservoir (32) in mounting groove (31), reservoir (32) are linked together with lay seat (3) inner chamber, still include:
homogenizing refrigeration subassembly (4), homogenizing refrigeration subassembly (4) include roating seat (41), roating seat (41) and base (1) top fixed connection, roating seat (41) inner wall rotation is connected with roating ring (42), roating ring (42) lateral wall fixedly connected with first magnetic plate (421), roating ring (42) top fixedly connected with stirs board (43), roating seat (41) lateral wall fixedly connected with distance from roating seat (41) one end and lay seat (3) fixed connection, the one end and lay seat (3) fixed connection of distance from roating seat (41) of distance from roating seat (44), roating seat (41) and lay seat (3) inner chamber intercommunication each other, just the output port department of distance from roating seat (44) is the slope setting.
2. The quality test equipment for the superconductive aluminum-based copper-clad plate according to claim 1, wherein a piston box (45) is fixedly connected to the side wall of the protective cover (2), a piston plate (451) is slidably connected to the inner wall of the piston box (45), magnetic attraction and repulsion are achieved between the piston plate (451) and a first magnetic plate (421), a first spring (452) is fixedly connected between the side wall of the piston plate (451) and the piston box (45), a first guide pipe (453) is fixedly connected to the top of the piston box (45), a second guide pipe (454) is fixedly connected to the side wall of the piston box (45), an exhaust pipe (23) is fixedly connected to the top of the protective cover (2), a blocking groove (24) is formed in the protective cover (2), the blocking groove (24) is communicated with the exhaust pipe (23), a blocking block (241) is slidably connected to the blocking groove (24), a second guide pipe (453) is fixedly connected between the side wall of the blocking block (241) and the blocking groove (24), and the second guide pipe (453) is internally provided with a check valve (453).
3. The quality test device for the superconductive aluminum-based copper-clad plate according to claim 2, wherein the top of the protective cover (2) is fixedly connected with a locking box (46), the inner wall of the locking box (46) is slidably connected with a locking block (461), a third spring (462) is fixedly connected between the top of the locking block (461) and the locking box (46), the top of the locking block (461) is fixedly connected with an unlocking rod (463), the unlocking rod (463) penetrates through the top of the locking box (46), and one side, which is contacted with the locking block (461), of the blocking block (241) is provided with an arc-shaped round corner.
4. The quality test equipment for the superconductive aluminum-based copper-clad plate according to claim 1, wherein an extrusion groove (5) is formed in the side wall of the extending end of the hydraulic rod (22), an extrusion rod (51) is connected in the extrusion groove (5) in a sliding mode, a fourth spring (52) is fixedly connected between the top of the extrusion rod (51) and the extrusion groove (5), clamping boxes (33) are fixedly connected to two sides of the placement base (3), clamping grooves (331) are formed in the clamping boxes (33), the clamping grooves (331) are communicated with the inner cavity of the placement base (3), a fifth spring (332) and a sixth spring (333) are fixedly connected to two sides of the inner cavity of the clamping grooves (331), a first pressing block (334) is fixedly connected to the end portion of the fifth spring (332), and clamping blocks (335) are fixedly connected to the side walls of the sixth spring (333).
5. The quality testing device for the superconductive aluminum-based copper-clad plate according to claim 4, wherein the first pressing block (334) is aligned with the end of the extrusion rod (51), and the first pressing block (334) and the clamping block (335) are both sealed and slidingly connected with the inner wall of the clamping groove (331).
6. The quality test equipment for the superconductive aluminum-based copper-clad plate according to claim 1, wherein a sealing groove (211) is formed in the side wall of the sealing plate (21), a sealing air bag (212) is fixedly connected to the side wall of the sealing groove (211), a conversion box (6) is fixedly connected to the top of the protective cover (2), a third air pipe (61) is fixedly connected to the top of the conversion box (6), the third air pipe (61) is communicated with the inner cavity of the sealing groove (211), the inner cavity of the conversion box (6) is communicated with the inner cavity of the blocking groove (24), an arc-shaped sliding block (62) is slidably connected to the inner wall of the conversion box (6), and a seventh spring (63) is fixedly connected between the side wall of the arc-shaped sliding block (62) and the conversion box (6).
7. The quality testing device for the superconductive aluminum-based copper-clad plate according to claim 1, wherein the bottom end of the hydraulic rod (22) is fixedly connected with a pressure sensor, and the hydraulic rod (22), the pressure sensor and the range finder are electrically connected.
8. The quality testing device for the superconductive aluminum-based copper-clad plate according to claim 1, wherein the side wall of the liquid storage tank (32) is fixedly connected with a liquid supplementing pipe (321), and electromagnetic valves are arranged in the liquid storage tank (32) and the liquid supplementing pipe (321).
9. A quality testing method of a superconductive aluminum-based copper-clad plate, which is characterized by adopting the quality testing equipment of the superconductive aluminum-based copper-clad plate according to any one of claims 1 to 8, and comprising the following steps:
s1, testing deformation strength of an aluminum-based copper-clad plate at normal temperature;
s2, simulating a superconducting environment;
s3, clamping and positioning the aluminum-based copper-clad plate;
s4, sealing after discharging the original air flow in the detection environment;
s5, reinforcing the sealing effect in the detection environment.
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