CN113654874A - Electromagnetic experimental device for testing impact mechanical property of composite material - Google Patents
Electromagnetic experimental device for testing impact mechanical property of composite material Download PDFInfo
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- CN113654874A CN113654874A CN202010399104.XA CN202010399104A CN113654874A CN 113654874 A CN113654874 A CN 113654874A CN 202010399104 A CN202010399104 A CN 202010399104A CN 113654874 A CN113654874 A CN 113654874A
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- 238000012360 testing method Methods 0.000 title claims abstract description 38
- 239000002131 composite material Substances 0.000 title claims abstract description 35
- 239000000463 material Substances 0.000 claims abstract description 46
- 230000000149 penetrating effect Effects 0.000 claims abstract description 8
- 238000003466 welding Methods 0.000 claims description 10
- 238000000034 method Methods 0.000 abstract description 7
- 229910052755 nonmetal Inorganic materials 0.000 description 3
- 230000001174 ascending effect Effects 0.000 description 2
- 239000002905 metal composite material Substances 0.000 description 2
- 208000012260 Accidental injury Diseases 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 239000000203 mixture 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
- G01N3/02—Details
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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
- G01N3/06—Special adaptations of indicating or recording means
- G01N3/062—Special adaptations of indicating or recording means with mechanical indicating or recording means
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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
- G01N3/06—Special adaptations of indicating or recording means
- G01N3/068—Special adaptations of indicating or recording means with optical indicating or recording means
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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
- G01N3/30—Investigating strength properties of solid materials by application of mechanical stress by applying a single impulsive force, e.g. by falling weight
- G01N3/317—Investigating strength properties of solid materials by application of mechanical stress by applying a single impulsive force, e.g. by falling weight generated by electromagnetic means
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- 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
- G01N2203/001—Impulsive
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- 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
- G01N2203/005—Electromagnetic means
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- 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
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- 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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- General Health & Medical Sciences (AREA)
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention discloses an electromagnetic type experimental device for testing impact mechanical properties of a composite material, which comprises a hollow operating platform, wherein an annular sliding groove is formed in the upper wall of the operating platform, a driven shaft is rotatably connected to the inner bottom wall of the operating platform through a bearing, a worm wheel is in interference fit with the driven shaft, a connecting plate is in interference fit with the driven shaft, a first sliding column is welded at one end of the connecting plate, a second sliding column is welded at the other end of the connecting plate, the first sliding column, the second sliding column and the operating platform are in penetrating sliding connection through the annular sliding groove, and a first mounting column is welded at one end, located outside the operating platform, of the first sliding column. Has the advantages that: the device can be used for carrying out material impact experiments at different angles, has wider test range, is convenient to replace the impact head, has higher working efficiency, can effectively avoid the situation that the device accidentally injures people in the experiment process, and has higher safety.
Description
Technical Field
The invention relates to the technical field of mechanical property testing devices, in particular to an electromagnetic experimental device for testing impact mechanical properties of a composite material.
Background
The composite material is a new material formed by optimizing and combining material components with different properties by applying an advanced material preparation technology, and the composite material is a mixture. Plays a great role in many fields and replaces many traditional materials. The composite material is divided into a metal and metal composite material, a nonmetal and metal composite material and a nonmetal and nonmetal composite material according to the components, in the process of developing the composite material, the impact mechanical property of the composite material is an important parameter and determines the impact resistance of the composite material, and an impact mechanical property testing device is required to be used in the test.
Among the prior art, current experimental apparatus can only test the impact force of perpendicular material, and can't accomplish the test of other angle impact forces, and the inconvenient change of impact head when assaulting the experiment, lacks protection device simultaneously in the experimentation, probably leads to the experimental apparatus to appear the condition that the people accidentally injured. Therefore, an electromagnetic experimental device for testing the impact mechanical property of the composite material is provided.
Disclosure of Invention
The invention aims to solve the problems that in the prior art, an impact angle is not variable, an impact head is not easy to replace, and a protection device is not available, so that accidental injury is easy to generate.
In order to achieve the purpose, the invention adopts the following technical scheme: an electromagnetic experimental device for testing impact mechanical properties of composite materials comprises a hollow operating platform, wherein an annular sliding groove is formed in the upper wall of the operating platform, a driven shaft is connected to the inner bottom wall of the operating platform in a rotating mode through a bearing, the driven shaft is in interference fit with a worm wheel, the driven shaft is in interference fit with a connecting plate, a first sliding column is welded at one end of the connecting plate, a second sliding column is welded at the other end of the connecting plate, the first sliding column, the second sliding column and the operating platform are in penetrating sliding connection through the annular sliding groove, a first mounting column is welded at one end, located outside the operating platform, of the first sliding column, a second mounting column is welded at one end, located outside the operating platform, of the second sliding column, a material placing device is welded at the upper surface of the operating platform, the worm wheel is meshed with a worm, the worm is in interference fit with a rotating shaft, and a first rotating wheel is bonded at one end, located outside the operating platform, the first mounting column is provided with a positioning device, and the second mounting column is provided with an impact device.
In foretell combined material strikes mechanical properties test's electromagnetic type experimental apparatus, a plurality of locating holes have been seted up to the operation panel upper surface, first erection column is close to the lateral wall fixedly connected with electro-magnet of material placer one side, the lateral wall welding that electro-magnet one side was kept away from to first erection column has the fixed plate, the fixed plate runs through sliding connection and has the locating pin, locating pin one end extends to in the locating hole, the other end bonds and has the operation piece, fixedly connected with first spring between operation piece and the fixed plate.
In foretell combined material strikes mechanical properties test's electromagnetic type experimental apparatus, the second erection column slides and has cup jointed the third traveller, a plurality of permanent magnets of second traveller lateral wall fixedly connected with, the lateral wall welding that the material placer one side was kept away from to the second erection column has a plurality of slide bars, the one end welding that the second erection column was kept away from to the slide bar has the dog, slide on the slide bar and cup jointed first slider, first slider and third traveller welding, the one end that the third traveller is close to the material placer is provided with fixing device, be provided with anti-pinch device in the second erection column.
In foretell combined material strikes mechanical properties test's electromagnetic type experimental apparatus, run through the bearing and rotate in the fixing device and be connected with first threaded rod, first threaded rod is located the inside both ends of fixing device and is provided with and revolves to opposite screw, the equal threaded connection in both ends that first threaded rod is located the fixing device inside has the second slider, the welding of second slider has first splint, first threaded rod is located the outside one end bonding of fixing device has the second runner.
In foretell combined material strikes mechanical properties test's electromagnetic type experimental apparatus, the cross-section of material placer is the ascending character cut in bas-relief of opening, run through the bearing and rotate in the material placer and be connected with a plurality of second threaded rods, the both ends that the second threaded rod is located the material placer inside are provided with to revolve to opposite screw thread and threaded connection have the second splint, the second threaded rod is located the outside one end bonding of material placer and has the third runner.
In foretell combined material strikes mechanical properties test's electromagnetic type experimental apparatus, fixedly connected with laser emitter on the second erection column, fixedly connected with photo resistance on the first erection column, second erection column lateral wall has micro motor through the scaffold weldment, photo resistance pass through the wire with micro motor establishes ties, micro motor's output shaft welding has the dwang, the dwang runs through the rotation with the second erection column through the bearing and is connected, the dwang is located the inside one end interference fit of second erection column and has the gear, gear engagement has the rack, rack and second erection column sliding connection, fixedly connected with second spring between rack and the second erection column, the one end welding that the second spring was kept away from to the rack has the stopper, a plurality of spacing holes have been seted up to the third traveller diapire.
In the electromagnetic experimental device for testing the impact mechanical property of the composite material, the side wall of one side close to the first clamping plate and the side wall of one side close to the second clamping plate are both bonded with rubber pads.
In the electromagnetic experimental device for testing the impact mechanical property of the composite material, the outer walls of the first rotating wheel, the second rotating wheel, the third rotating wheel and the operation block are all carved with anti-skid grains.
In the electromagnetic experimental device for testing the impact mechanical property of the composite material, the micro motor is a motor with the model number of 60YYJT6-3, the bottom wall of the operating platform is welded with a plurality of supporting columns, and the bottom wall of each supporting column is bonded with an anti-skid pad.
In the electromagnetic experimental device for testing the impact mechanical property of the composite material, the top wall of the material placing device is provided with the high-speed camera, the upper surface of the operating table is provided with scale marks, and the side wall of the second mounting column is welded with the pointer.
Compared with the prior art, the invention has the advantages that:
1. the first rotating wheel is rotated, the connecting plate drives the first sliding column and the second sliding column to rotate through the meshing of the worm gear and the worm, the angle between the impact device and a material is accurately adjusted through the pointer and the scale marks, the position of the impact device is fixed at a required position through the positioning pin, the impact mechanical property of the composite material can be tested from different angles, and the testing range of the device is wider compared with that of the existing device;
2. the second rotating wheel is rotated to enable the first sliding block to move outwards or inwards at the same time, so that the impact head can be controlled to be clamped or released, the impact head is more convenient to replace and mount, and the working efficiency is greatly improved;
3. through laser emitter and photo resistance's cooperation, when the foreign matter shelters from the light, photo resistance is with the circuit switch-on, and micro motor rotates, drives gear revolve, through the meshing of gear and rack, drives the stopper and slides in spacing downthehole, will strike device rigidity, prevents in the experimentation, and the device is wounded or is fallen into the foreign matter after impact and lead to article to damage, makes the security performance of device higher.
Drawings
FIG. 1 is a schematic structural diagram of an electromagnetic experimental apparatus for testing impact mechanical properties of a composite material according to the present invention;
FIG. 2 is an enlarged view of the position A of an electromagnetic experimental device for testing the impact mechanical properties of the composite material, which is provided by the invention;
FIG. 3 is an enlarged view of a portion B of an electromagnetic experimental apparatus for testing impact mechanical properties of a composite material, according to the present invention;
FIG. 4 is a top view of an electromagnetic experimental apparatus for testing impact mechanical properties of a composite material according to the present invention;
fig. 5 is an enlarged view of a position C of an electromagnetic experimental apparatus for testing impact mechanical properties of a composite material according to the present invention.
In the figure: 1 operating platform, 2 driven shaft, 3 worm wheel, 31 worm, 32 rotating shaft, 33 first rotating wheel, 4 connecting plate, 41 baffle, 5 first sliding column, 51 first mounting column, 52 electromagnet, 53 fixing plate, 54 positioning pin, 55 operating block, 56 first spring, 57 photoresistor, 6 second sliding column, 61 second mounting column, 611 sliding rod, 612 baffle, 613 pointer, 62 third sliding column, 621 limiting hole, 622 first sliding block, 623 permanent magnet, 63 fixing device, 631 first threaded rod, 632 second sliding block, 633 first clamping plate, 634 second rotating wheel, 64 laser emitter, 7 material placing device, 71 second threaded rod, 72 second clamping plate, 73 third rotating wheel, 74 high-speed camera, 8 micro motor, 81 rotating rod, 82 gear, 83 rack, 84 limiting block, 85 second spring, 101 annular sliding groove, 102 positioning hole, 103 supporting column, 104 non-slip mat.
Detailed Description
The following examples are for illustrative purposes only and are not intended to limit the scope of the present invention.
Examples
Referring to fig. 1-5, an electromagnetic experimental device for testing impact mechanical properties of a composite material comprises a hollow operating platform 1, wherein an annular sliding groove 101 is formed in the upper wall of the operating platform 1, a driven shaft 2 is rotatably connected to the inner bottom wall of the operating platform 1 through a bearing, a worm wheel 3 is in interference fit with the driven shaft 2, a connecting plate 4 is in interference fit with the driven shaft 2, a first sliding column 5 is welded at one end of the connecting plate 4, a second sliding column 6 is welded at the other end of the connecting plate, the first sliding column 5 and the second sliding column 6 are in penetrating sliding connection with the operating platform 1 through the annular sliding groove 101, the annular sliding grooves 101 are provided with two annular sliding grooves, the first sliding column 5 and the second sliding column 6 are respectively positioned in different sliding grooves 101, a first mounting column 51 is welded at one end of the first sliding column 5, a second mounting column 61 is welded at one end of the second sliding column 6, which is positioned outside the operating platform 1, a material placing device 7 is welded on the upper surface of the operating platform 1, the worm wheel 3 is engaged with a worm 31, the worm 31 is in interference fit with a rotating shaft 32, a first rotating wheel 33 is bonded at one end of the rotating shaft 32, which is positioned outside the operating platform 1, a positioning device is arranged on the first mounting column 51, and an impact device is arranged on the second mounting column 61.
A plurality of positioning holes 102 are formed in the upper surface of the operating platform 1, an electromagnet 52 is fixedly connected to the side wall of the first mounting column 51 close to one side of the material placing device 7, a fixing plate 53 is welded to the side wall of the first mounting column 51 far away from one side of the electromagnet 52, the fixing plate 53 is connected with a positioning pin 54 in a penetrating and sliding mode, one end of the positioning pin 54 extends into the positioning holes 102, an operating block 55 is bonded to the other end of the positioning pin 54, and a first spring 56 is fixedly connected between the operating block 55 and the fixing plate 53.
The second erection column 61 is sleeved with a third sliding column 62 in a sliding mode, a plurality of permanent magnets 623 are fixedly connected to the side wall of the second sliding column 6, a plurality of sliding rods 611 are welded to the side wall, away from one side of the material placing device 7, of the second erection column 61, a stop block 612 is welded to one end, away from the second erection column 61, of each sliding rod 611, a first sliding block 622 is sleeved on each sliding rod 611 in a sliding mode, each first sliding block 622 is welded to the corresponding third sliding column 62, a fixing device 63 is arranged at one end, close to the material placing device 7, of the third sliding column 62, and an anti-pinch device is arranged in the second erection column 61.
Be connected with first threaded rod 631 through bearing through rotation in the fixing device 63, first threaded rod 631 is located the inside both ends of fixing device 63 and is provided with the opposite screw thread of direction of turning soon, and the equal threaded connection in both ends that first threaded rod 631 is located fixing device 63 is inside has second slider 632, and second slider 632 welds has first splint 633, and the one end that first threaded rod 631 is located the fixing device 63 outside bonds and has second runner 634.
The cross-section of material placement device 7 is the shape of Chinese character ' ao ' that the opening is ascending, runs through the bearing and rotates in the material placement device 7 and is connected with a plurality of second threaded rods 71, the both ends that second threaded rod 71 is located material placement device 7 inside are provided with to revolve to opposite screw thread and threaded connection has second splint 72, the one end that second threaded rod 71 is located material placement device 7 outside bonds and has third runner 73, second threaded rod 71, second splint 72 are provided with two sets ofly, are located material placement device 7's two archs respectively.
Fixedly connected with laser emitter 64 on the second erection column 61, fixedly connected with photo resistance 57 on the first erection column 51, second erection column 61 lateral wall has micro motor 8 through the leg joint, photo resistance 57 passes through the wire and establishes ties with micro motor 8, micro motor 8's output shaft welding has dwang 81, dwang 81 and second erection column 61 pass through the bearing through rotation and are connected, the one end interference fit that dwang 81 is located second erection column 61 inside has gear 82, gear 82 meshes there is rack 83, rack 83 and second erection column 61 sliding connection, fixedly connected with second spring 85 between rack 83 and the second erection column 61, the one end welding that second spring 85 was kept away from to rack 83 has stopper 84, a plurality of spacing holes 621 have been seted up to third traveller 62 diapire.
The side wall of the side close to the first clamping plate 633 and the side wall of the side close to the second clamping plate 72 are both bonded with rubber pads, and the rubber pads prevent the sliding phenomenon of a clamped object in the clamping process. The outer walls of the first rotating wheel 33, the second rotating wheel 634, the third rotating wheel 73 and the operation block 55 are all carved with anti-slip lines, and the anti-slip lines prevent the phenomenon of slipping in the operation process. The micro motor 8 is a motor with the model of 60YYJT6-3, the bottom wall of the operating platform 1 is welded with a plurality of supporting columns 103, the bottom wall of each supporting column 103 is bonded with a non-slip mat 104, and the non-slip mat 104 prevents the device from sliding due to external force in the experimental process, so that the stability of the device is improved. The top wall of the material placing device 7 is provided with the high-speed camera 74, the type of the used high-speed camera is M/R/LC110, the pixel is 1280 x 800, the shooting rate is 1630 frames per second, the impact process is conveniently recorded, the deformation process of the material is realized, the upper surface of the operating platform 1 is provided with scale marks, the side wall of the second mounting column 61 is welded with the pointer 613, and the impact angle can be adjusted more accurately through the pointer and the scale marks.
When the device is used, a composite material to be tested is placed in the material placing device 7, the third rotating wheel 73 of the rotating wheel clamps the material to be tested through the second clamping plate 72, a proper impact head is selected, the impact head is placed in the fixing device 63, the second rotating wheel 634 is rotated, the two first sliding blocks 632 simultaneously move inwards through the threaded fit of the second threaded rod 631 and the first sliding blocks 632, the first clamping plate 633 is driven to fix the impact head, after the material and the impact head are fixed, the operation block 55 is pulled according to the impact angle to be tested, the positioning pin 54 slides out of the positioning hole 101, the first rotating wheel 33 is rotated, the rotating shaft 32 is driven to rotate by the first rotating wheel 33, the worm 31 in interference fit with the rotating shaft 32 drives the worm wheel 3 engaged with the worm to rotate, the worm wheel 3 drives the driven shaft 2 in interference fit with the worm wheel to rotate, the driven shaft 2 drives the connecting plate 4 in interference fit with the driven shaft to rotate, the connecting plate 4 rotates to drive the first sliding column 5 and the second sliding column 6 to slide in the annular sliding groove 101, so that the positions of the first mounting column 51 and the second mounting column 61 are adjusted, the required impact angle is accurately adjusted according to the scale marks and the pointer 613, after the adjustment is finished, the operation block 55 is loosened to enable the positioning pin 54 to slide into the positioning hole 101 to fix the positions, and the electromagnet 52 is electrified to finish the impact experiment;
when a foreign matter or a human hand is placed between the impact device and the material carelessly, the light path of the laser emitter 64 is blocked, the photoresistor 57 cannot receive light at the moment, the resistance changes, the circuit is conducted, the output shaft of the micro motor 8 starts to rotate after the circuit is conducted, the rotating rod 81 is driven to rotate, the rotating rod 81 drives the gear 82 in interference fit with the rotating rod 81 to rotate, so that the rack 83 meshed with the gear 82 moves, the rack 83 drives the limiting block 84 to slide into the limiting block 621 of the third sliding column 62, the third sliding column 63 is limited, the third sliding column is prevented from moving, and experimenters are prevented from being accidentally injured during impact.
Although the operating table 1, the driven shaft 2, the worm wheel 3, the worm 31, the rotating shaft 32, the first rotating wheel 33, the connecting plate 4, the baffle plate 41, the first spool 5, the first mounting post 51, the electromagnet 52, the fixing plate 53, the positioning pin 54, the operating block 55, the first spring 56, the photo resistor 57, the second spool 6, the second mounting post 61, the slide bar 611, the stopper 612, the pointer 613, the third spool 62, the stopper hole 621, the first slider 622, the permanent magnet 623, the fixing device 63, the first threaded rod 631, the second slider 632, the first clamp plate 633, the second rotating wheel 634, the laser emitter 64, the material placing device 7, the second threaded rod 71, the second clamp plate 72, the third rotating wheel 73, the high-speed camera 74, the micro motor 8, the rotating rod 81, the gear 82, the rack 83, the stopper 84, the second spring 85, the annular sliding groove 101, the positioning hole 102, the supporting column 103, the second clamping plate 72, the third rotating wheel 73, the high-speed camera 74, the high-speed camera, the high, Non-slip mat 104, etc., but does not exclude the possibility of using other terms. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.
Claims (10)
1. The electromagnetic experimental device for the impact mechanical property test of the composite material comprises a hollow operating platform (1) and is characterized in that an annular sliding groove (101) is formed in the upper wall of the operating platform (1), a driven shaft (2) is connected to the inner bottom wall of the operating platform (1) through a bearing in a rotating mode, a worm wheel (3) is arranged in the driven shaft (2) in an interference fit mode, a connecting plate (4) is arranged in the driven shaft (2) in the interference fit mode, a first sliding column (5) is welded at one end of the connecting plate (4), a second sliding column (6) is welded at the other end of the connecting plate, the first sliding column (5), the second sliding column (6) and the operating platform (1) are in a penetrating sliding connection mode through the annular sliding groove (101), a first mounting column (51) is welded at one end, located outside the operating platform (1), of the second sliding column (6), a second mounting column (61) is welded at one end, located outside the operating platform (1), the utility model discloses an operation panel, including operation panel (1), worm wheel (3), worm wheel (31), axis of rotation (32) are located operation panel (1) outside one end and bond and have first runner (33), be provided with positioner on first erection column (51), be provided with impact device on second erection column (61).
2. The electromagnetic experimental device for testing the impact mechanical property of the composite material is characterized in that a plurality of positioning holes (102) are formed in the upper surface of the operating platform (1), an electromagnet (52) is fixedly connected to the side wall, close to the material placing device (7), of the first mounting column (51), a fixing plate (53) is welded to the side wall, far away from the electromagnet (52), of the first mounting column (51), the fixing plate (53) is connected with a positioning pin (54) in a penetrating and sliding mode, one end of the positioning pin (54) extends into the positioning holes (102), an operating block (55) is bonded to the other end of the positioning pin, and a first spring (56) is fixedly connected between the operating block (55) and the fixing plate (53).
3. The electromagnetic experimental device for testing the impact mechanical property of the composite material as claimed in claim 2, wherein a third sliding column (62) is slidably sleeved on the second mounting column (61), a plurality of permanent magnets (623) are fixedly connected to the side wall of the second sliding column (6), a plurality of sliding rods (611) are welded to the side wall of one side, away from the material placement device (7), of the second mounting column (61), a stopper (612) is welded to one end, away from the second mounting column (61), of each sliding rod (611), a first sliding block (622) is slidably sleeved on each sliding rod (611), each first sliding block (622) is welded to the third sliding column (62), a fixing device (63) is arranged at one end, close to the material placement device (7), of each third sliding column (62), and an anti-pinch device is arranged in the second mounting column (61).
4. The electromagnetic experimental device for the impact mechanical property test of the composite material according to claim 3, wherein a first threaded rod (631) is rotatably connected in the fixing device (63) through a bearing, threads with opposite rotation directions are arranged at two ends of the first threaded rod (631) inside the fixing device (63), a second sliding block (632) is connected to two ends of the first threaded rod (631) inside the fixing device (63) through threads, a first clamping plate (633) is welded to the second sliding block (632), and a second rotating wheel (634) is bonded to one end of the first threaded rod (631) outside the fixing device (63).
5. The electromagnetic experimental device for testing the impact mechanical property of the composite material is characterized in that the cross section of the material placing device (7) is in a concave shape with an upward opening, a plurality of second threaded rods (71) are rotatably connected in the material placing device (7) through bearings in a penetrating manner, two ends of each second threaded rod (71) located inside the material placing device (7) are provided with threads with opposite rotating directions and are in threaded connection with second clamping plates (72), and one end of each second threaded rod (71) located outside the material placing device (7) is bonded with a third rotating wheel (73).
6. The electromagnetic experimental device for testing the impact mechanical property of the composite material according to claim 3, wherein a laser emitter (64) is fixedly connected to the second mounting column (61), a photo resistor (57) is fixedly connected to the first mounting column (51), a micro motor (8) is welded to the side wall of the second mounting column (61) through a bracket, the photo resistor (57) is connected with the micro motor (8) in series through a wire, a rotating rod (81) is welded to an output shaft of the micro motor (8), the rotating rod (81) is connected with the second mounting column (61) through a bearing in a penetrating and rotating manner, a gear (82) is in interference fit with one end of the rotating rod (81) inside the second mounting column (61), the gear (82) is meshed with a rack (83), and the rack (83) is connected with the second mounting column (61) in a sliding manner, fixedly connected with second spring (85) between rack (83) and second erection column (61), the one end welding that second spring (85) was kept away from in rack (83) has stopper (84), a plurality of spacing holes (621) have been seted up to third traveller (62) diapire.
7. The electromagnetic experimental device for testing impact mechanical properties of composite materials according to claim 5, wherein rubber pads are bonded to the side wall of the first clamping plate (633) and the side wall of the second clamping plate (72).
8. The electromagnetic experimental device for testing the impact mechanical property of the composite material as claimed in claim 5, wherein the outer walls of the first rotating wheel (33), the second rotating wheel (634), the third rotating wheel (73) and the operating block (55) are engraved with anti-skid lines.
9. The electromagnetic experimental device for testing the impact mechanical property of the composite material as claimed in claim 6, wherein the micro motor (8) is a motor with a model number of 60YYJT6-3, a plurality of supporting columns (103) are welded on the bottom wall of the operating platform (1), and anti-skid pads (104) are bonded on the bottom walls of the supporting columns (103).
10. The electromagnetic experimental device for the impact mechanical property test of the composite material, according to claim 5, the top wall of the material placing device (7) is provided with a high-speed camera (74), the upper surface of the operating platform (1) is provided with scale marks, and the side wall of the second mounting column (61) is welded with a pointer (613).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010399104.XA CN113654874A (en) | 2020-05-12 | 2020-05-12 | Electromagnetic experimental device for testing impact mechanical property of composite material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010399104.XA CN113654874A (en) | 2020-05-12 | 2020-05-12 | Electromagnetic experimental device for testing impact mechanical property of composite material |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114166667A (en) * | 2021-11-19 | 2022-03-11 | 广东石油化工学院 | Multidirectional physical impact test equipment for testing fatigue of metal material |
| CN116223256A (en) * | 2023-05-10 | 2023-06-06 | 河北建设集团天辰建筑工程有限公司 | Paint testing device for building construction of virtual template |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114166667A (en) * | 2021-11-19 | 2022-03-11 | 广东石油化工学院 | Multidirectional physical impact test equipment for testing fatigue of metal material |
| CN114166667B (en) * | 2021-11-19 | 2023-09-29 | 广东石油化工学院 | Multidirectional physical impact test equipment for testing fatigue degree of metal material |
| CN116223256A (en) * | 2023-05-10 | 2023-06-06 | 河北建设集团天辰建筑工程有限公司 | Paint testing device for building construction of virtual template |
| CN116223256B (en) * | 2023-05-10 | 2023-12-15 | 河北建设集团天辰建筑工程有限公司 | Paint testing device for building construction of virtual template |
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