CN113984516B - Inductance product corner strength detection method and detection device thereof - Google Patents
Inductance product corner strength detection method and detection device thereof Download PDFInfo
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- CN113984516B CN113984516B CN202110572322.3A CN202110572322A CN113984516B CN 113984516 B CN113984516 B CN 113984516B CN 202110572322 A CN202110572322 A CN 202110572322A CN 113984516 B CN113984516 B CN 113984516B
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- 238000001514 detection method Methods 0.000 title claims abstract description 35
- 238000012360 testing method Methods 0.000 claims abstract description 105
- 230000007246 mechanism Effects 0.000 claims abstract description 27
- 238000000034 method Methods 0.000 claims abstract description 6
- 238000003825 pressing Methods 0.000 claims description 23
- 230000009467 reduction Effects 0.000 claims description 11
- 230000000149 penetrating effect Effects 0.000 claims description 7
- 230000000694 effects Effects 0.000 abstract description 8
- 238000003780 insertion Methods 0.000 description 11
- 230000037431 insertion Effects 0.000 description 11
- 230000002349 favourable effect Effects 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004512 die casting Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
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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
- G01N3/04—Chucks
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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
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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
- G01N2203/0014—Type of force applied
- G01N2203/0016—Tensile or compressive
- G01N2203/0019—Compressive
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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
- G01N2203/04—Chucks, fixtures, jaws, holders or anvils
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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
- G01N2203/067—Parameter measured for estimating the property
- G01N2203/0676—Force, weight, load, energy, speed or acceleration
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model relates to an inductance product intensity detects technical field, especially relates to an inductance product corner intensity detection method and detection device thereof, and it is including being the workstation that the level was placed, the top fixed mounting of workstation has first splint, the top of first splint is provided with the second splint, first splint with the connection can be dismantled to the second splint, first splint with the second splint is used for the centre gripping test block, first breach has been seted up to one side of first splint, the second breach has been seted up to one side of second splint correspondence, first splint with when second splint is used for the cooperation to press from both sides tight test block, first breach with the corner that the cooperation of second breach is used for the test block stretches out, corner intensity detection mechanism is installed at the top of workstation, corner intensity detection mechanism is used for detecting the part corner intensity that the test block stretches out. The method and the device have the effect of improving the accuracy of the test value.
Description
Technical Field
The application relates to the technical field of strength detection of inductance products, in particular to a method and a device for detecting corner strength of an inductance product.
Background
An inductor is a component that can convert electric energy into magnetic energy and store it. With the development of the inductance industry and the continuous improvement of manufacturing and developing technologies, an integrally formed inductor is formed in the inductor. The integrated inductor comprises a magnet and a winding body, wherein the winding body is embedded into metal magnetic powder by the magnet system and is formed by die casting.
In modern society, the integrated inductor is manufactured in batch in a factory, and after one batch of integrated inductors is manufactured, spot check is usually required to be performed on the integrated inductor and a part of the integrated inductor is taken out to serve as a test block, and a destructive test is performed by using a strength detection device, so that the overall quality of the integrated inductor is ensured.
In the related art, an intensity detector includes the workstation that the level was placed, and the caliber that is used for testing integrated into one piece inductor intensity is installed at the top of workstation, and the caliber is including being the vertical pressure needle that sets up and being used for driving the actuating mechanism that the pressure needle reciprocated along vertical direction, and the contact pressure tester is installed at the top of pressure needle, and the contact of contact pressure tester sets up in the bottom of pressure needle. In such a setting, during operation, a worker firstly places the test block on the workbench, then starts the driving mechanism to control the pressing needle to move downwards and apply pressure to the corners of the test block until the test block is broken and the pressure value at the moment is recorded by the contact pressure tester, and finally obtains a conclusion whether the test block is qualified or not by comparing the measured value with the normal value.
For the related art, the inventor considers that, because the integrally formed inductor product is smaller in size and the surface of the inductor formed by die casting is smoother, in the process of applying force to the corners of the test blocks by using the pressing needle, the pressing needle is only arranged in an aligning way manually, so that the application points of the pressing force to each test block are different, and finally, the inaccuracy of the test planting is caused, and the measurement result is affected.
Disclosure of Invention
In order to improve accuracy of test values, the application provides an inductance product corner strength detection method and a detection device thereof.
The application provides a corner strength detection method and detection device for an inductance product, and the detection device adopts the following technical scheme:
in a first aspect, an inductance product corner intensity detection device, including being the workstation that the level was placed, the top fixed mounting of workstation has first splint, the top of first splint is provided with the second splint, first splint with the connection can be dismantled to the second splint, first splint with the second splint is used for the centre gripping test block, first breach has been seted up to one side of first splint, the second breach has been seted up to one side of second splint correspondingly, first splint with when second splint is used for the cooperation to press from both sides tight test block, first breach with the second breach cooperation is used for the corner of test block to stretch out, corner intensity detection mechanism is installed at the top of workstation, corner intensity detection mechanism is used for detecting the partial corner intensity that the test block stretches out.
Through adopting above-mentioned technical scheme, during the test, place the test block at the top of first splint, then use second splint and first splint cooperation to press from both sides tight with the test block for the test block stretches out the corner from the first breach of first splint and the second breach department of second splint, then starts corner intensity detection mechanism and tests the test block, sets up like this, replaces artifical location to the test block through the cooperation of first splint and second splint, can exert pressure the location accuracy to the application point of every test block, is favorable to improving the test value.
Optionally, first constant head tank has been seted up at the top of first splint, the second constant head tank has been seted up to the bottom of second splint, first constant head tank with the second constant head tank is used for holding the test block mutually supporting.
Through adopting above-mentioned technical scheme, the cooperation setting of first constant head tank and second constant head tank can make things convenient for the test personnel to with the test block joint in first constant head tank and second constant head tank, has further improved the location effect to the test block.
Optionally, a crash pad is disposed at a groove angle of the first positioning groove.
Through adopting above-mentioned technical scheme, the setting of anticollision pad can play the guard action to the edge of test block, reduces to extrude between test block and the first splint and causes the broken condition of corner to take place.
Optionally, one end of the first clamping plate is set to be a hinged end, the other end of the first clamping plate is set to be a connecting end, the connecting end of the first clamping plate is hinged with the second clamping plate, and the connecting end of the first clamping plate is detachably connected with the second clamping plate through a connecting piece.
Through adopting above-mentioned technical scheme, during the test, put into first constant head tank with the test block to rotate the second splint lid and close, then fix first splint and second splint through the connecting piece, thereby realized the detachable connection effect of first splint and second splint.
Optionally, the connecting piece is a plug rod, a connecting block is fixed at the connecting end of the first clamping plate, a groove is formed in one side of the connecting block facing the second clamping plate, a jack is formed in one side wall of the connecting block, penetrating through the other side wall of the connecting block, the jack is communicated with the groove, and the plug rod is in plug fit with the jack; the one end correspondence of second splint is fixed with the inserted block, the inserted block with recess grafting cooperation, just the both sides of inserted block run through offered with inserted bar grafting cooperation's connecting hole, when the inserted block with the recess grafting cooperation, the connecting hole with the jack aligns and is linked together.
Through adopting above-mentioned technical scheme, during the connection, rotate the second splint for the inserted block is pegged graft with the recess cooperation, and the connecting hole aligns and is linked together with the jack this moment, then inserts the inserted bar in the slot and passes the connecting hole and fix the inserted block, thereby has realized the fixed connection of first splint and second splint, when need dismantle, can extract the jack with the inserted bar, then releases the relation of connection of inserted block and recess, and then has realized the effect that first splint and second splint can dismantle the connection through the connecting piece.
Optionally, the one end of inserted bar is provided with spacing portion, the width of spacing portion is greater than the width of jack, the one end that the inserted bar kept away from spacing portion can be dismantled and be connected with and be used for restricting the inserted bar breaks away from the gag lever post of jack.
Through adopting above-mentioned technical scheme, the setting of gag lever post is favorable to improving the stability that inserted bar and jack are connected to be favorable to improving first splint and second splint fixed connection's stability.
Optionally, the corner intensity detection mechanism is including being vertical the installing the base of workstation top surface, one side of base slides and is provided with the needle that applies pressure, the needle that applies pressure is vertical setting, just the needle that applies pressure is located be used for broken test block's corner directly over the second splint, install actuating mechanism in the base, actuating mechanism is used for the drive the needle that applies pressure is along vertical direction to do the lift and is removed, the contact pressure tester is installed at the top of base, just the contact of contact pressure tester is fixed the bottom of needle that applies pressure.
Through adopting above-mentioned technical scheme, during the test, start actuating mechanism for actuating mechanism drives the corner that the needle that applies pressure moved and broken test block downwards along vertical direction, can read the test value through contact pressure tester this moment, thereby has realized that corner intensity detection mechanism is used for detecting the effect of test block extension corner intensity.
Optionally, the driving mechanism includes a rack, the rack is installed in the base in a vertical sliding manner, the rack is fixedly connected with the pressing needle through a connecting rod, and a driving assembly for driving the rack to slide is installed in the base.
Through adopting above-mentioned technical scheme, during the test, start drive assembly drive rack and slide along vertical direction for the rack passes through the connecting rod and drives the needle that applies pressure and slide along vertical direction, has realized the effect that actuating mechanism drive applied pressure the needle and remove.
Optionally, the driving assembly comprises a motor installed in the base, and power is transmitted between the motor and the rack through a reduction gear set.
Through adopting above-mentioned technical scheme, start motor, motor pass through reduction gear group and transmit power to the rack to make the rack slide from top to bottom along vertical direction, realized the gliding effect of drive assembly drive rack.
In a second aspect, a method for detecting corner strength of an inductance product includes the steps of: s1, clamping a test block with a first positioning groove of a first clamping plate, then rotating and covering a second clamping plate, clamping the test block by utilizing the matching of the first clamping plate and the second clamping plate, and enabling an inserting block to be in inserting fit with a groove; s2, penetrating through the jack by using the inserting rod and penetrating through the connecting hole, and then connecting the inserting rod with the limiting rod to limit the inserting rod to be separated from the jack, so as to fix the first clamping plate and the second clamping plate; s3, starting a motor, wherein the motor transmits power to a rack through a reduction gear set, and the rack drives the pressing to move downwards through a connecting rod until the pressing needle breaks the corners of the test block; s4, recording a test value of the contact pressure tester, comparing the test value with a normal value, and judging the difference between the strength of the test block and the normal product.
Through adopting above-mentioned technical scheme, utilize first splint and second splint to fix the test block, and then make the test block can fix between first splint and second splint, conveniently fix a position the test block, save the step of manual work placing the test block, be favorable to exerting pressure to all locating the same application of force point to different test blocks, improve the accuracy of test value.
In summary, the present application includes at least one of the following beneficial technical effects:
1. during testing, the test block is placed at the top of the first clamping plate, then the second clamping plate is matched with the first clamping plate to clamp the test block, so that the test block extends out of corners from the first notch of the first clamping plate and the second notch of the second clamping plate, and then the corner strength detection mechanism is started to test the test block, so that the test block is positioned by the aid of the matching of the first clamping plate and the second clamping plate instead of manual work, positioning accuracy of a force application point of each test block can be pressed, and improvement of a test value is facilitated;
2. the anti-collision pad is arranged, so that the edge of the test block can be protected, and the occurrence of corner breakage caused by extrusion between the test block and the first clamping plate is reduced;
3. the setting of gag lever post is favorable to improving the stability that inserted bar and jack are connected to be favorable to improving first splint and second splint fixed connection's stability.
Drawings
Fig. 1 is a schematic diagram of the overall structure of an inductance product corner strength detecting device in the present embodiment.
Fig. 2 is an assembly schematic diagram of a first clamping plate and a second clamping plate in the corner strength detection device for an inductance product in the embodiment.
Fig. 3 is a partial cross-sectional view of a base of an inductance product corner strength detecting device according to the present embodiment.
Fig. 4 is a partial cross-sectional view of another view of an inductance product corner strength detecting device according to the present embodiment.
Reference numerals illustrate: 1. a work table; 2. a first clamping plate; 3. a second clamping plate; 4. a first notch; 5. a second notch; 6. a hinged end; 7. a connection end; 8. a rod; 81. a limit part; 9. a connecting block; 10. a groove; 11. a jack; 12. inserting blocks; 13. a connection hole; 14. a limit rod; 15. a first positioning groove; 16. a second positioning groove; 17. a base; 18. a pressing needle; 19. a contact pressure tester; 20. a rack; 21. a motor; 22. a drive gear; 23. a driven gear; 24. a chute; 25. a slide bar; 26. a limit groove; 27. a connecting groove; 28. and (5) connecting a rod.
Detailed Description
The present application is described in further detail below in conjunction with figures 1-4.
In a first aspect, embodiments of the present application disclose an inductance product corner strength detection device. Referring to fig. 1 and 2, the inductance product corner strength detection device includes workstation 1 that is the level and places, and the top fixed mounting of workstation 1 has first splint 2, and the top of first splint 2 is provided with second splint 3, and first splint 2 can dismantle with second splint 3 and be connected, and first splint 2 and second splint 3 cooperate and are used for pressing from both sides tight test block. A first notch 4 is formed in one side of the first clamping block, a second notch 5 is correspondingly formed in one side of the second clamping plate 3, and when the first clamping plate 2 and the second clamping plate 3 clamp the test block, corners of the test block can extend out from the first notch 4 and the second notch 5. The corner intensity detection mechanism is installed at the top of workstation 1, and corner intensity detection mechanism can detect the partial corner intensity that the test block stretches out.
Referring to fig. 2, one end of the first clamping plate 2 is provided as a hinge end 6, and the other end of the first clamping plate 2 is provided as a connection end 7. The connecting end 7 of the first clamping plate 2 is hinged with one end of the second clamping plate 3, and the connecting end 7 of the first clamping plate 2 is detachably connected with the other end of the second clamping plate 3 through a connecting piece.
Specifically, the connector is a plunger 8. The connecting end 7 of the first clamping plate 2 is fixedly provided with a connecting block 9, the top of the connecting block 9 is provided with a groove 10, one side wall of the connecting block 9 along the horizontal direction penetrates through to the other side wall to be provided with a jack 11, and the jack 11 is communicated with the groove 10. The inserted link 8 is in plug-in fit with the jack 11, the end part of the second clamping plate 3, which is far away from the hinged end 6 of the first clamping plate 2, is fixedly provided with a plug block 12, the plug block 12 is in plug-in fit with the groove 10, and two side walls of the plug block 12 in the horizontal direction are penetrated and provided with connecting holes 13. When the insert 12 is in a plug-in engagement with the recess 10, the connection hole 13 is aligned with and communicates with the receptacle 11. So that a tester can fix the insert 12 in the groove 10 by passing the insert rod 8 through the insertion hole 11 and the connection hole 13, thereby realizing the fixed connection of the first clamping plate 2 and the second clamping plate 3.
Referring to fig. 2, in order to improve the stability of the insertion rod 8 with the insertion hole 11, one end of the insertion rod 8 is provided with a limiting portion 81, the limiting portion 81 is integrally provided with the insertion rod 8, and the width of the limiting portion 81 is greater than the width of the insertion hole 11. The one end that the inserted bar 8 kept away from spacing portion 81 is provided with gag lever post 14, and the lateral wall of inserted bar 8 runs through and has offered the hole that supplies gag lever post 14 to pass. When the inserted link 8 is inserted with the jack 11, one end of the inserted link 8 away from the limiting part 81 can penetrate through the jack 11 and extend out of the side wall of the connecting block 9, and at the moment, the limiting link 14 is inserted with the cavity, so that the inserted link 8 can be limited to be separated from the jack 11, and the connection stability of the inserted link 8 and the jack 11 is further improved.
Referring to fig. 2, in order to improve stability of clamping the test block between the first clamping plate 2 and the second clamping plate 3, a first positioning groove 15 is formed at the top of the first clamping plate 2, and the test block can be clamped with the first positioning groove 15. The second locating groove 16 is correspondingly formed in one side, facing the first clamping plate 2, of the second clamping plate 3, and the test block can be clamped with the second locating groove 16. During the test, the bottom of the test block is clamped with the first positioning groove 15, and then the second clamping plate 3 is rotationally covered, so that the top of the test block is clamped with the second positioning groove 16, and the positioning accuracy of the test block can be effectively improved.
Specifically, the groove angle of the first positioning groove 15 and the groove angle of the second positioning groove 16 are both provided with anti-collision pads, and the anti-collision strips are made of sponge materials. The anti-collision pad can protect the edge of the test block.
Referring to fig. 1 and 3, the corner strength detecting mechanism includes a base 17 vertically installed on the top surface of the table 1, and the inside of the base 17 is hollow. One side of the base 17 is provided with a pressing needle 18, and the pressing needle 18 is located right above the first notch 4 of the first clamping plate 2. A driving mechanism for driving the pressing needle 18 to move up and down in the vertical direction is installed inside the base 17. The contact pressure tester 19 is mounted on the top of the base 17, and the contacts of the contact pressure tester 19 are fixed to the bottom of the pressing needle 18. During testing, the driving mechanism is started, so that the driving mechanism drives the pressing needle 18 to move downwards in the vertical direction and break the corners of the test block, and at the moment, the test value can be read through the contact pressure tester 19.
Referring to fig. 1 and 4, the driving mechanism includes a rack 20, a motor 21, and a gear reduction unit, and a chute 24 is formed in a side of the base 17 facing the first clamping plate 2, and a length direction of the chute 24 is along a vertical direction. The rack 20 is in sliding engagement with the chute 24. The tank bottom of the chute 24 penetrates through the side wall of the base 17 to form a connecting groove 27, the rack 20 is fixedly connected with a connecting plate which is horizontally arranged towards one side of the first clamping plate 2, one end of the connecting plate is in sliding fit with the connecting groove 27, the sliding direction is the same as the moving direction of the rack 20, the other end of the connecting plate extends out of the side wall of the base 17, and the bottom of the connecting plate is fixedly connected with the top end of the pressure needle 18.
Specifically, in order to improve the stability of sliding fit between the rack 20 and the chute 24, the two ends of the rack 20 are fixedly provided with the sliding strips 25, and the two side chute walls of the chute 24 are correspondingly provided with limiting grooves 26 which are in sliding fit with the sliding strips 25, and the length direction of the limiting grooves 26 is the same as the moving direction of the rack 20.
Referring to fig. 3, a motor 21 is fixedly installed inside the base 17, and power is transmitted between the motor 21 and the rack 20 through a reduction gear set. The arrangement of the reduction gear set can increase the output torque of the motor 21, thereby being beneficial to crushing the corners of the test block by the pressing needle 18.
Referring to fig. 3, the reduction gear set includes a driving gear 22 and a driven gear 23, the radius of the driving gear 22 is smaller than that of the driven gear 23, the driving gear 22 is fixedly connected with the output shaft of the motor 21 coaxially, and the driven gear 23 is rotatably installed on a side wall of the base 17 adjacent to the chute 24. The driving gear 22 is intermeshed with the driven gear 23, and the driven gear 23 is intermeshed with the rack 20. When the motor 21 is started, the output shaft of the motor 21 drives the driving gear 22 and drives the driven gear 23 to rotate, so that the driven gear 23 can drive the rack 20 to slide back and forth along the length direction of the chute 24, and further the rack 20 can drive the pressing needle 18 to slide up and down along the vertical direction through the connecting rod 28.
The implementation principle of the inductance product corner strength detection device provided by the embodiment of the application is as follows:
during measurement, the test block is clamped in the first positioning groove 15 and the second clamping plate 3 is rotated, so that the test block is clamped in the second positioning groove 16, the insertion block 12 is in insertion fit with the groove 10, the insertion hole 11 is aligned with and communicated with the connecting hole 13, then the insertion rod 8 passes through the insertion hole 11 and the limit rod 14 passes through the hole, the first clamping plate 2 and the second clamping plate 3 are fixed, then the motor 21 is started, the motor 21 drives the rack 20 to slide downwards through the reduction gear set, the rack 20 drives the pressing needle 18 to move downwards through the connecting rod 28 and crush corners of the test block, then the test value of the contact pressure tester 19 is recorded, the test value is compared with a normal value, and the difference between the strength of the test block and the normal product is judged.
In a second aspect, the embodiment of the application further discloses a method for detecting the corner strength of an inductance product, which comprises the following steps:
s1, clamping a test block with a first positioning groove 15 of a first clamping plate 2, and then rotating to cover a second clamping plate 3, so that the top of the test block is clamped with a second positioning groove 16, the test block is clamped, an inserting block 12 is in inserting fit with a groove 10, and the first clamping plate 2 and the second clamping plate 3 are primarily fixed;
s2, penetrating the inserted link 8 through the jack 11 and through the connecting hole 13, enabling one end of the inserted link 8 far away from the limiting part 81 to penetrate out of the side wall of the connecting block 9, and then plugging the limiting rod 14 with the hole to fix the inserted link 8, so that the first clamping plate 2 and the second clamping plate 3 are fixedly connected;
s3, starting the motor 21, wherein an output shaft of the motor 21 drives the driving gear 22 and drives the driven gear 23 to rotate, so that the driven gear 23 can drive the rack 20 to slide downwards along the length direction of the chute 24, and further the rack 20 can drive the pressure needle 18 to slide downwards along the vertical direction through the connecting rod 28, and the corners of the test block are crushed;
s4, recording the pressure value of the contact pressure tester 19, comparing the test value with a normal value, and judging the difference between the strength of the test block and the normal product.
The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.
Claims (6)
1. Inductance product corner intensity detection device, its characterized in that: the test bench comprises a workbench (1) which is horizontally placed, wherein a first clamping plate (2) is fixedly arranged at the top of the workbench (1), a second clamping plate (3) is arranged above the first clamping plate (2), the first clamping plate (2) is detachably connected with the second clamping plate (3), a first notch (4) is formed in one side of the first clamping plate (2), a second notch (5) is correspondingly formed in one side of the second clamping plate (3), and when the first clamping plate (2) and the second clamping plate (3) are used for being matched with and clamping a test block, the first notch (4) and the second notch (5) are matched to be used for stretching out of corners of the test block, and a corner strength detection mechanism is arranged at the top of the workbench (1) and is used for detecting corner strength of a part stretching out of the test block; a first positioning groove (15) is formed in the top of the first clamping plate (2), a second positioning groove (16) is formed in the bottom of the second clamping plate (3), and the first positioning groove (15) and the second positioning groove (16) are matched with each other and used for accommodating a test block; the corner strength detection mechanism comprises a base (17) vertically arranged on the top surface of the workbench (1), a pressing needle (18) is arranged on one side of the base (17) in a sliding manner, the pressing needle (18) is vertically arranged, the pressing needle (18) is positioned right above the second clamping plate (3) and used for crushing corners of test blocks, a driving mechanism is arranged in the base (17) and used for driving the pressing needle (18) to move up and down along the vertical direction, a contact pressure tester (19) is arranged on the top of the base (17), and a contact of the contact pressure tester (19) is fixed at the bottom of the pressing needle (18); the driving mechanism comprises a rack (20), the rack (20) is vertically slidably arranged in the base (17), the rack (20) is fixedly connected with the pressure needle (18) through a connecting rod (28), and a driving assembly for driving the rack (20) to slide is arranged in the base (17); the driving assembly comprises a motor (21) arranged in the base (17), and power is transmitted between the motor (21) and the rack (20) through a reduction gear set; the reduction gear set comprises a driving gear (22) and a driven gear (23), the radius of the driving gear (22) is smaller than that of the driven gear (23), the driving gear (22) is fixedly connected with an output shaft of the motor (21) coaxially, the driven gear (23) is rotatably arranged on one side wall, adjacent to the sliding groove (24), in the base (17), the driving gear (22) is meshed with the driven gear (23), and the driven gear (23) is meshed with the rack (20).
2. The inductance product corner intensity detection device of claim 1, wherein: the groove angle of the first positioning groove (15) is provided with an anti-collision pad.
3. The inductance product corner intensity detection device of claim 1, wherein: one end of the first clamping plate (2) is provided with a hinge end (6), the other end of the first clamping plate (2) is provided with a connecting end (7), the connecting end (7) of the first clamping plate (2) is hinged with the second clamping plate (3), and the connecting end (7) of the first clamping plate (2) is detachably connected with the second clamping plate (3) through a connecting piece.
4. The inductance product corner intensity detection device according to claim 3, wherein: the connecting piece is a plug rod (8), a connecting block (9) is fixed at the connecting end (7) of the first clamping plate (2), a groove (10) is formed in one side of the connecting block (9) facing the second clamping plate (3), a jack (11) is formed in one side wall of the connecting block (9) penetrating to the other side wall, the jack (11) is communicated with the groove (10), and the plug rod (8) is in plug fit with the jack (11); one end of the second clamping plate (3) is correspondingly fixed with an inserting block (12), the inserting block (12) is in inserting fit with the groove (10), connecting holes (13) which are in inserting fit with the inserting rods (8) are formed in two sides of the inserting block (12) in penetrating mode, and when the inserting block (12) is in inserting fit with the groove (10), the connecting holes (13) are aligned with and communicated with the inserting holes (11).
5. The inductance product corner intensity detection device of claim 4, wherein: one end of the inserted link (8) is provided with a limiting part (81), the width of the limiting part (81) is larger than that of the jack (11), and one end, far away from the limiting part (81), of the inserted link (8) is detachably connected with a limiting rod (14) for limiting the inserted link (8) to be separated from the jack (11).
6. A method for detecting the corner strength of an inductance product, which is applied to the device for detecting the corner strength of the inductance product according to any one of claims 1 to 5, and is characterized by comprising the following steps:
s1, clamping a test block with a first positioning groove (15) of a first clamping plate (2), then rotationally covering a second clamping plate (3), clamping the test block by utilizing the matching of the first clamping plate (2) and the second clamping plate (3), and enabling an inserting block (12) to be in inserting fit with a groove (10);
s2, penetrating through the jack (11) and the connecting hole (13) by using the inserting rod (8), and then connecting with the inserting rod (8) by using the limiting rod (14) to limit the inserting rod (8) to be separated from the jack (11), so as to fix the first clamping plate (2) and the second clamping plate (3);
s3, starting a motor (21), wherein the motor (21) transmits power to a rack (20) through a reduction gear set, and the rack (20) drives a pressing pin (18) to crush corners of a test block through a connecting rod (28) to move downwards;
s4, recording the pressure value of the contact pressure tester (19), comparing the test value with a normal value, and judging the difference between the strength of the test block and the normal product.
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