CN117225749B - Insulation resistance test fixture based on electric capacity - Google Patents
Insulation resistance test fixture based on electric capacity Download PDFInfo
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- CN117225749B CN117225749B CN202311366877.8A CN202311366877A CN117225749B CN 117225749 B CN117225749 B CN 117225749B CN 202311366877 A CN202311366877 A CN 202311366877A CN 117225749 B CN117225749 B CN 117225749B
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- 238000009413 insulation Methods 0.000 title claims abstract description 20
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- 230000007246 mechanism Effects 0.000 claims abstract description 65
- 239000000463 material Substances 0.000 claims abstract description 18
- 230000000149 penetrating effect Effects 0.000 claims abstract description 16
- 238000009826 distribution Methods 0.000 claims abstract description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 14
- 239000010959 steel Substances 0.000 claims description 14
- 238000005498 polishing Methods 0.000 claims description 6
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- 230000009471 action Effects 0.000 abstract description 5
- 238000005259 measurement Methods 0.000 abstract description 2
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Abstract
The invention relates to the technical field of capacitance testing, in particular to an insulating resistance testing tool based on a capacitor, which comprises a testing machine box, wherein two left and right distribution throwing ports are formed in the top of the testing machine box in a penetrating mode, a material guide mechanism is movably arranged at the top of the testing machine box, a driving mechanism is arranged at the rear end of the top of the testing machine box, a testing mechanism is arranged on the front face of the testing machine box, and a straightening mechanism is arranged at the top of the driving mechanism. The system servo motor output shaft through actuating mechanism's rotation is in opposite directions, further drives lead screw corotation or reversal to under the screw action with two connecting seats, further promote electric capacity pile up neatly frame left movement or right movement, the input mouth through left end of the electric capacity after will being measured or the input mouth of right-hand member throw out, make to separate the input of the electric capacity of measuring compliance and the electric capacity of non-compliance, avoid the electric capacity after the measurement to take place to mix and be inconvenient for distinguishing, very big make things convenient for the insulation resistance test to electric capacity.
Description
Technical Field
The invention relates to the technical field of capacitance testing, in particular to a capacitive-based insulating resistance testing tool.
Background
According to the authorized bulletin, the method comprises the following steps: the utility model discloses an insulating resistance test fixture based on electric capacity, relate to electric capacity test technical field, the location humidification subassembly is connected to the guide pillar bottom, the inside bottom surface mid-mounting of water tank has the ultrasonic atomization piece, the heating box is close to blast pipe one end and is inlayed and have futilely explode the net width, rope one end activity runs through end box and is connected with the vacuum box, the inside connecting pipe that is close to the suction hole department of vacuum box bonds, end box top surface installs spacing subassembly, the guide pillar outside is installed and is sheltered from the soft hot top of wiring subassembly of this invention antiskid and place the condenser, tensile bullet pipe pulling vacuum box is close to each other, conveniently put, the spool rotates afterwards, pulling vacuum box divides into and detects, the condenser is kept away from each other, prevent during the detection mutual interference, the ultrasonic customization piece sends the water smoke outside the vacuum box through sending into the mouth, the hot air that the heating box then spouts the mouth and sends into the vacuum and takes the outside through sending into, cooperation water smoke temperature and humidity, it is found to obtain the numerical value of detecting resistance under different conditions more accurately through the insulating resistance test fixture to above-mentioned current electric capacity after using:
1, the existing insulating resistance test tool for the capacitor needs to manually fix the capacitor on the tool one by one, the capacitors need to be taken down one by one after the test is completed, and qualified products and unqualified products need to be manually classified, so that the using convenience is low;
2, the insulating resistance test fixture of the existing capacitor cannot straighten pins of the capacitor, and partial capacitors possibly cause bending or tilting of the partial capacitors due to mutual collision and extrusion in the production process, and if the pins of the partial capacitors are not straightened, the test can be influenced.
Disclosure of Invention
Therefore, the invention provides a capacitive-based insulation resistance testing tool to solve the problems.
The invention provides the following technical scheme: insulation resistance test fixture based on electric capacity, including:
The device comprises a test case, wherein the top of the test case is provided with two left and right distribution throwing ports in a penetrating way, and the back of the test case is provided with a guide groove in a penetrating way;
The top of the test case is movably provided with a material guide mechanism, the material guide mechanism is positioned between the two feeding ports, and the material guide mechanism is used for classifying and feeding the capacitors;
The rear end of the top of the test case is provided with a driving mechanism which is used for driving the material guide mechanism;
the front surface of the test case is provided with a test mechanism which is used for measuring the resistance of the capacitor;
and the top of the driving mechanism is provided with a straightening mechanism which is used for straightening the capacitor pins.
As a preferable scheme of the invention, the material guide mechanism comprises a capacitor stacking frame, wherein the capacitor stacking frame is arranged in a vertically penetrating rectangular cavity structure, a pin groove is formed in the front surface of the capacitor stacking frame in a penetrating manner, the bottom of the capacitor stacking frame is in sliding contact with the top of the test case, a supporting plate is fixedly connected to the lower part of the back surface of the capacitor stacking frame, and the supporting plate is arranged in a bent manner and extends to the bottom of the test case through the guide groove.
As a preferable scheme of the invention, the driving mechanism comprises two left and right distributed supporting channel steel, the two supporting channel steel are fixedly connected to the rear end of the top of the test case, one outer side surface of the supporting channel steel at the right end is fixedly connected with a servo motor, the end part of an output shaft of the servo motor is fixedly connected with a screw rod, the screw rod is positioned at the back of the capacitor stacking frame, the outer wall of the screw rod is in threaded connection with two left and right distributed connecting seats, and the two connecting seats are positioned at two sides of the capacitor stacking frame and are fixedly connected to the left and right side surfaces of the capacitor stacking frame;
The polishing device further comprises two polishing rods which are distributed up and down, the two polishing rods are fixedly connected between the two supporting channel steel, the two polishing rods are distributed at the top and the bottom of the screw rod, and the two polishing rods all slide to penetrate through the two connecting seats.
As a preferable scheme of the invention, the testing mechanism comprises two sliding seats which are distributed left and right, the two sliding seats are respectively and fixedly connected with the left side surface and the lower part of the front end of the right side surface of the capacitor stacking frame, sliding rods are respectively and slidingly connected inside the two sliding seats, the two sliding rods are positioned on the left side and the right side of the capacitor stacking frame, the front ends of the two sliding rods are fixedly connected with a testing frame together, the back of the testing frame is fixedly connected with two touching rods which are distributed up and down, the two touching rods are positioned between the two sliding rods, the two touching rods are opposite to the openings of the pin grooves, springs are respectively sleeved on the outer walls of the sliding rods, the springs are fixedly connected between the sliding seats and the testing frame, the front surface of the testing frame is fixedly connected with two rotating seats which are distributed up and down, and an I-shaped wheel is rotationally connected between the two rotating seats.
As a preferable scheme of the invention, the testing mechanism further comprises two limiting frames which are distributed left and right, the two limiting frames are fixedly connected to the front face of the testing machine case, the tops of the two limiting frames are fixedly connected with a guide rail together, the middle part of the back face of the guide rail is fixedly connected with an arc-shaped protruding block, and the wheel groove of the I-shaped wheel is in contact with the arc-shaped protruding block and the back edge of the guide rail.
As a preferable scheme of the straightening mechanism, the straightening mechanism comprises two push rods which are distributed left and right, the two push rods are positioned on two sides of two touching rods, the two push rods are fixedly connected with the back of a test frame through a horseshoe buckle, the tops of the two push rods are fixedly connected with thrust blocks, the two thrust blocks are positioned on the front surface of a capacitor stacking frame, thrust inclined grooves are downwards and penetratingly formed in the rear ends of the tops of the two thrust blocks, the two thrust inclined grooves are symmetrically arranged left and right, the inside of each thrust inclined groove is slidably connected with a thrust rod, the top end and the bottom end of each thrust rod are fixedly connected with a connecting block, the rear ends of the two connecting blocks positioned on the left part and the right part are fixedly connected with sliding blocks together, the abutting surfaces of the two sliding blocks are fixedly connected with tensioning plates, and the tops and the bottoms of the two Zhang Geban are fixedly connected with arc plates.
As a preferable scheme of the invention, the left side surface and the right side surface of the supporting plate are fixedly connected with two guide rods which are distributed back and forth, the two guide rods are positioned in the test case, and the guide rods are correspondingly arranged with the positions of the two throwing openings.
As a preferable scheme of the invention, the straightening mechanism further comprises two U-shaped blocks distributed left and right, the two U-shaped blocks are fixedly connected to the front face of the capacitor stacking frame, and the inner walls of the two U-shaped blocks are respectively connected with the outer walls of the two sliding blocks in a sliding manner.
As a preferable scheme of the invention, the right part of the capacitor stacking frame is fixedly connected with a tester and a PLC control unit, the tester is electrically connected with the PLC control unit, and the tester is electrically connected with the two touch rods.
As a preferable scheme of the invention, the left side surface and the right side surface of the test case are respectively provided with a discharge hole in a penetrating way, two guide groove plates distributed left and right are fixedly connected between the front wall and the rear wall of the test case, the two guide groove plates are positioned between the two discharge holes, the left side surface and the right side surface of the test case are respectively connected with a turning plate through hinges in a rotating way, and the two turning plates are distributed on the periphery of the two discharge holes.
Compared with the prior art, the invention has the beneficial effects that:
1. According to the invention, the screw rod is further driven to rotate forwards or reversely by the rotation of the output shaft of the servo motor of the driving mechanism, so that the capacitor stacking frame is further pushed to move leftwards or rightwards under the action of the screw threads of the two connecting seats, and the measured capacitor is thrown out through the throwing opening at the left end or the throwing opening at the right end, so that the measured compliant capacitor and the non-compliant capacitor are thrown separately, the measured capacitor is prevented from being mixed and inconvenient to distinguish, and the insulation resistance test of the capacitor is greatly facilitated.
2. In the invention, in the process of moving the test frame to the rear end, under the connection effect of the two pushing rods, the two pushing blocks are driven to synchronously move backwards, so that the two pushing chute moves backwards, and further under the contact effect of the wall of the pushing chute and the outer wall of the pushing rod, the two sliding blocks are pushed to the middle through the connecting block, so that the two tensioning plates and the plurality of straightening arc plates are driven to move to the middle, and the two straightening arc plates in the left and right directions just squeeze one capacitor pin in the pin groove, straighten the bent and skewed capacitor pin, thereby ensuring that the capacitor pin can be effectively contacted with the two touch rods.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic diagram of a front half-section of a test chassis according to the present invention;
FIG. 3 is a schematic view of a partial structure of the present invention;
FIG. 4 is a schematic diagram of a material guiding mechanism according to the present invention;
FIG. 5 is a schematic view of the enlarged partial structure of the invention A of FIG. 3;
FIG. 6 is a schematic view of the enlarged partial structure of the invention B of FIG. 3;
FIG. 7 is a schematic diagram of a test mechanism according to the present invention;
Fig. 8 is a schematic structural view of the straightening mechanism of the present invention.
In the figure: 1. a test case; 2. a material guiding mechanism; 3. a driving mechanism; 4. a testing mechanism; 5. a straightening mechanism; 7. a tester; 8. a PLC control unit; 101. a delivery port; 102. a discharge port; 103. turning plate; 104. a guide groove; 105. a guide groove plate; 201. a capacitor stacking frame; 202. a pin slot; 203. a supporting plate; 204. a guide rod; 301. a channel steel is supported; 302. a servo motor; 303. a screw rod; 304. a connecting seat; 305. a polish rod; 401. a sliding seat; 402. a slide bar; 403. a test rack; 404. touching the lever; 405. a spring; 406. a rotating seat; 407. an I-shaped wheel; 408. a limiting frame; 409. a guide rail; 4010. arc-shaped protruding blocks; 501. a push rod; 502. a thrust block; 503. a thrust chute; 504. a thrust rod; 505. a connecting block; 506. a sliding block; 507. zhang Geban; 508. straightening an arc plate; 509. u-shaped block.
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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Examples: referring to fig. 1-8, an insulation resistance testing tool based on a capacitor comprises a testing machine case 1, two left and right distribution feeding ports 101 are formed in the top of the testing machine case 1 in a penetrating mode, guide grooves 104 are formed in the back of the testing machine case 1 in a penetrating mode, a material guiding mechanism 2 is movably arranged at the top of the testing machine case 1, the material guiding mechanism 2 is located between the two feeding ports 101, the material guiding mechanism 2 is used for classifying and feeding of the capacitor, a driving mechanism 3 is arranged at the rear end of the top of the testing machine case 1, the driving mechanism 3 is used for driving the material guiding mechanism 2, a testing mechanism 4 is arranged on the front face of the testing machine case 1, the testing mechanism 4 is used for measuring the resistance of the capacitor, an straightening mechanism 5 is arranged at the top of the driving mechanism 3, and the straightening mechanism 5 is used for straightening pins of the capacitor.
In this embodiment, referring to fig. 2,3 and 4, the material guiding mechanism 2 includes a capacitor stacking frame 201, the capacitor stacking frame 201 is disposed in a vertically penetrating rectangular cavity structure, a pin slot 202 is formed in the front of the capacitor stacking frame 201 in a penetrating manner, the bottom of the capacitor stacking frame 201 is in sliding contact with the top of the test case 1, a supporting plate 203 is fixedly connected to the lower part of the back of the capacitor stacking frame 201, and the supporting plate 203 is disposed in a curved manner and extends to the bottom of the test case 1 through a guide slot 104;
The driving mechanism 3 comprises two left and right distributed support channel steel 301, the two support channel steel 301 are fixedly connected to the rear end of the top of the test case 1, a servo motor 302 is fixedly connected to the outer side face of one support channel steel 301 at the right end, a screw rod 303 is fixedly connected to the end part of an output shaft of the servo motor 302, the screw rod 303 is positioned at the back of the capacitor stacking frame 201, two left and right distributed connecting seats 304 are in threaded connection with the outer wall of the screw rod 303, and the two connecting seats 304 are positioned at two sides of the capacitor stacking frame 201 and are fixedly connected to the left and right side faces of the capacitor stacking frame 201;
Specifically, before testing, capacitors matched with the specification of the capacitor stacking frame 201 are added into the capacitor stacking frame 201 from the top of the capacitor stacking frame 201 in sequence, pins of the capacitors are forwards moved, the pins of the capacitors are guaranteed to slide into the pin grooves 202, two pin ends of the capacitors at the bottommost part are contacted with the ends of the two touch rods 404 to form a guide path, at the moment, the insulation resistance of the capacitors is tested by the tester 7, measured data are transmitted to the inside of the PLC control unit 8 by the tester 7, the PLC control unit 8 controls the starting direction of the servo motor 302, so that the rotation of an output shaft of the servo motor 302 is controlled to be opposite, the screw rod 303 is further driven to rotate forwards or reversely, the capacitor stacking frame 201 is further pushed to move leftwards or rightwards under the action of threads of the two connecting seats 304, the measured capacitors are thrown out through the throwing port 101 at the left end or the throwing port 101 at the right end, the measured and non-compliant capacitors are separated and put in, the measured capacitors are prevented from being mixed and inconvenient to distinguish, when the capacitor stacking frame 201 is moved to the top of one of the putting ports 101, the supporting plate 203 is driven to move to the bottom of the putting port 101, the tested capacitors fall into the inside of the putting port 101 and are supported by the supporting plate 203 to be unable to move downwards, the top of the capacitors is just flush with the top surface of the test case 1, the non-measured capacitor adjacent to the upper end of the capacitor moves downwards to be continuously put on the upper end, the non-tested capacitors are prevented from falling into the putting port 101 directly, then the servo motor 302 rotates reversely, the capacitor stacking frame 201 moves to the middle and drives the supporting plate 203 to move synchronously, the capacitors in the putting port 101 lose support and move downwards, while the capacitance palletizing frame 201 pushes the unmeasured capacitance to the middle for testing.
In this embodiment, referring to fig. 2 and 3, the driving mechanism 3 further includes two polish rods 305 distributed up and down, the two polish rods 305 are fixedly connected between the two supporting channel steels 301, the two polish rods 305 are distributed at the top and bottom of the screw rod 303, and the two polish rods 305 both slide through the two connecting seats 304;
furthermore, by arranging the polish rod 305 and the connecting seat 304 in sliding connection, the function of sliding guiding on the two connecting seats 304 is achieved, so that the stability and fluency of the left and right movement of the two connecting seats 304 are ensured, and the stability and accuracy of the left and right movement of the capacitor stacking frame 201 are further ensured.
In this embodiment, referring to fig. 4, fig. 5 and fig. 7, the test mechanism 4 includes two sliding seats 401 distributed left and right, the two sliding seats 401 are respectively and fixedly connected with the left side surface and the lower part of the front end of the right side surface of the capacitor stacking frame 201, the sliding rods 402 are both slidably connected with the two sliding seats 401, the two sliding rods 402 are located at the left side and the right side of the capacitor stacking frame 201, the front ends of the two sliding rods 402 are fixedly connected with a test frame 403 together, the back of the test frame 403 is fixedly connected with two touch rods 404 distributed up and down, the two touch rods 404 are located between the two sliding rods 402, the two touch rods 404 are opposite to the openings of the pin grooves 202, springs 405 are sleeved on the outer walls of the sliding rods 402, the springs 405 are fixedly connected between the sliding seats 401 and the test frame 403, the front surface of the test frame 403 is fixedly connected with two rotating seats 406 distributed up and down, the two rotating seats 406 are rotatably connected with an industrial wheel 407, the test mechanism 4 also includes two limit frames 408 distributed left and right, the two limit frames 408 are fixedly connected with one another, the two limit frames 408 are fixedly connected with the two limit frames 408, the two limit frames are fixedly connected with the two arc-shaped wheels 409 and the front surfaces of the two limit frames 4010 are fixedly connected with the front surfaces of the two limit frames 401 and the arc-shaped guide rails 4010;
specifically, two vertically distributed touch rods 404 are just contacted with two pin ends of the capacitor, so that the capacitor is tested, when the capacitor stacking frame 201 moves to any side of the capacitor stacking frame, the two sliding seats 401 are driven to move together, so that the two sliding rods 402 and the test frame 403 are driven to move synchronously, the connecting of the two rotating seats 406 drives the I-shaped wheel 407 to roll from the back edge of the arc-shaped protruding block 4010 to the rear edge of the guide rail 409, when the I-shaped wheel 407 rolls along the back of the arc-shaped protruding block 4010 to the guide rail 409, the two springs 405 which are originally in a compressed state are elastically released, so that the two sliding rods 402 are pushed to move forwards along the two sliding seats 401, the test frame 403 and the two touch rods 404 are further driven to move synchronously, the end parts of the two touch rods 404 are separated from the pins of the capacitor, the capacitor is conveniently and smoothly cast from one of the casting ports 101, and meanwhile, the pins of the capacitor are prevented from being interfered by the touch rods 404 to bend, and the protection effect on the pins of the capacitor is achieved.
In this embodiment, referring to fig. 4, 6,7 and 8, the straightening mechanism 5 includes two push rods 501 distributed left and right, the two push rods 501 are located at two sides of two touching rods 404, the two push rods 501 are fixedly connected with the back of the test rack 403 through horseshoes, the tops of the two push rods 501 are fixedly connected with thrust blocks 502, the two thrust blocks 502 are located at the front of the capacitor stacking frame 201, thrust chute 503 is penetrated and opened downwards at the rear end of the top of the two thrust blocks 502, the two thrust chute 503 are symmetrically arranged left and right, thrust rods 504 are slidably connected inside the two thrust chute 503, connecting blocks 505 are fixedly connected at the top and bottom of the thrust rods 504, sliding blocks 506 are fixedly connected at the rear ends of the two connecting blocks 505 at the left and right, sheet plates 507 are fixedly connected with sheet plates 507 on the abutting surfaces of the two sliding blocks 506, and arc plates 508 are fixedly connected at the top and bottom of the two sheet plates 507;
Specifically, when the capacitor stacking frame 201 is moved to the middle and synchronously moves, when the capacitor stacking frame 201 is moved to the middle position, the spool 407 is just driven to the rearmost end of the arc-shaped protruding block 4010, so that the test frame 403 is pushed to the rear to push the two push rods 501, the two push blocks 502 are driven to synchronously move to the rear, the two push chute 503 is driven to move to the rear, the two sliding blocks 506 are further pushed to the middle through the connecting block 505 under the contact action of the wall of the push chute 503 and the outer wall of the push rod 504, the two tensioning plates 507 and the plurality of straightening arc plates 508 are driven to move to the middle, and the two straightening arc plates 508 in the left and right directions just squeeze one capacitor pin in the pin groove 202, so that the bent and skewed capacitor pins are straightened, and the capacitor pins can be effectively contacted with the two touch rods 404, and the using effect of the device is further improved.
In this embodiment, referring to fig. 2,3 and 4, the left side surface and the right side surface of the supporting plate 203 are fixedly connected with two guide rods 204 distributed back and forth, the two guide rods 204 are located inside the test case 1, the guide rods 204 are arranged corresponding to the positions of the two feeding ports 101, the left side surface and the right side surface of the test case 1 are respectively provided with a discharge port 102 in a penetrating manner, two guide groove plates 105 distributed left and right are fixedly connected between the front wall and the rear wall of the test case 1, the two guide groove plates 105 are located between the two discharge ports 102, the left side surface and the right side surface of the test case 1 are respectively connected with a turning plate 103 through hinges in a rotating manner, and the two turning plates 103 are distributed on the periphery of the two discharge ports 102;
furthermore, by arranging the guide rods 204, the capacitor is guided in a throwing manner, so that the capacitor rolls accurately along the top walls of the two guide rods 204 and falls into the guide groove plate 105, rolls outwards from the discharge hole 102, and rolls out the turning plate 103 after being jacked outwards by using the rolling force of the capacitor, and then the turning plate 103 is closed under the gravity of the capacitor.
In this embodiment, referring to fig. 6 and 8, the straightening mechanism 5 further includes two U-shaped blocks 509 distributed left and right, the two U-shaped blocks 509 are fixedly connected to the front surface of the capacitor stacking frame 201, and inner walls of the two U-shaped blocks 509 are respectively connected to outer walls of the two sliding blocks 506 in a sliding manner;
Furthermore, by arranging the two U-shaped blocks 509 and the two sliding blocks 506 in sliding connection, the sliding support effect is provided for the two sliding blocks 506, the sliding accuracy of the two sliding blocks 506 is ensured, and the better straightening effect of the straightening arc plate 508 on the capacitor pins is further ensured.
In this embodiment, referring to fig. 4, a tester 7 and a PLC control unit 8 are fixedly connected to the right part of the capacitor stacking frame 201, and the tester 7 is electrically connected to the PLC control unit 8 through an electrical connection, and the tester 7 is electrically connected to two touch bars 404;
Further, the tester 7 is electrically connected with the two touch rods 404, so that a capacitance insulation resistance measurement signal is received and transmitted to the inside of the PLC control unit 8, the PLC control unit 8 is used for controlling the starting rotation direction of the servo motor 302, and accordingly the capacitance stacking frame 201 is controlled to move leftwards or rightwards, and accordingly the compliance capacitance and the non-compliance capacitance are distinguished and put in, and mixing is avoided.
According to the capacitive insulation resistance testing tool, when the capacitive insulation resistance testing tool works, a capacitor matched with the specification of a capacitor stacking frame 201 is added into the capacitive insulation resistance testing tool from the top of the capacitor stacking frame 201 in sequence before testing, pins of the capacitor are forwards moved, the pins of the capacitor are guaranteed to slide into a pin groove 202, two pin ends of the capacitor at the bottommost part are contacted with the ends of two touch rods 404, so that a guide way is formed, at the moment, the insulation resistance of the capacitor is tested by a tester 7, after measured data are transmitted to the inside of a PLC control unit 8 through the tester 7, the PLC control unit 8 controls the starting direction of a servo motor 302, so that the rotation of an output shaft of the servo motor 302 is controlled to be opposite, and the lead screw 303 is further driven to move forwards or backwards, under the action of threads of the two connecting seats 304, the capacitor stacking frame 201 is further pushed to move leftwards or rightwards, the measured capacitor is thrown out through a throwing port 101 at the left end or a throwing port 101 at the right end, and the measured capacitor and the uncomfortable capacitor are prevented from being mixed and distinguished;
when the capacitor stacking frame 201 moves to any side of the capacitor stacking frame, the two sliding seats 401 are driven to move together, so that the two sliding rods 402 and the test frame 403 are driven to move synchronously, the connecting of the two rotating seats 406 drives the H-shaped wheel 407 to roll from the back edge of the arc-shaped protruding block 4010 to the rear edge of the guide rail 409, when the H-shaped wheel 407 rolls along the back of the arc-shaped protruding block 4010 to the guide rail 409, the two springs 405 which are originally in a compressed state are elastically released, so that the two sliding rods 402 are driven to move forwards along the two sliding seats 401, the test frame 403 and the two touch rods 404 are further driven to move synchronously, the end parts of the two touch rods 404 are separated from the pins of the capacitor, so that the capacitor is conveniently thrown down from one of the throwing ports 101, meanwhile, the pins of the capacitor are prevented from being interfered and bent by the touch rods 404, when the capacitor stacking frame 201 is moved to the top of one of the throwing ports 101, the pallet 203 is driven to move to the bottom of the dispensing opening 101, at this time, the tested capacitor falls into the interior of the dispensing opening 101 and is supported by the pallet 203, and cannot move downwards, at this time, the top of the capacitor is just flush with the top surface of the test case 1, an un-measured capacitor located adjacent to the upper end of the capacitor moves downwards, then the servo motor 302 rotates reversely, so that the capacitor stacking frame 201 moves towards the middle and drives the pallet 203 to move synchronously, at this time, the capacitor located in the interior of the dispensing opening 101 loses support, under the guidance of the two guide rods 204, the capacitor stacking frame 201 outputs outwards through the guide groove plate 105 and the discharge opening 102, the un-measured capacitor is pushed towards the middle, when the capacitor stacking frame 201 moves to the middle position, the I-shaped wheel 407 is just driven to the rearmost end of the arc-shaped protruding block 4010, so that the test frame 403 is pushed backwards, the two touch rods 404 are driven to move backwards, so that the ends of the two touch rods 404 are contacted with the ends of the tested capacitor pins at the moment, and the test is performed again, so that the automatic test and automatic sorting induction can be performed on the capacitor, and the insulation resistance test of the capacitor is greatly facilitated;
When the test frame 403 moves towards the rear end, under the connection of the two pushing rods 501, the two pushing blocks 502 are driven to move backwards and synchronously, so that the two pushing chute 503 moves backwards, and further under the contact of the wall of the pushing chute 503 and the outer wall of the pushing rod 504, the two sliding blocks 506 are pushed towards the middle through the connecting block 505, so that the two tensioning plates 507 and the plurality of straightening plates 508 are driven to move towards the middle, and the two straightening plates 508 in the left-right direction just squeeze one capacitor pin in the pin slot 202, so that the capacitor pin which is bent and skewed is straightened, and the capacitor pin is ensured to be in effective contact with the two touching rods 404, and the using effect of the device is further improved.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. An insulating resistance test fixture based on electric capacity, its characterized in that: comprises the following steps:
The device comprises a test case (1), wherein two left and right distribution throwing ports (101) are formed in the top of the test case (1) in a penetrating manner, and guide grooves (104) are formed in the back of the test case (1) in a penetrating manner;
The top of the test case (1) is movably provided with a material guide mechanism (2), the material guide mechanism (2) is positioned between two feeding ports (101), and the material guide mechanism (2) is used for classifying and feeding capacitors;
the rear end of the top of the test case (1) is provided with a driving mechanism (3), and the driving mechanism (3) is used for driving the material guide mechanism (2);
the testing device comprises a testing mechanism (4), wherein the front surface of the testing machine case (1) is provided with the testing mechanism (4), and the testing mechanism (4) is used for measuring the resistance of a capacitor;
the top of the driving mechanism (3) is provided with the straightening mechanism (5), and the straightening mechanism (5) is used for straightening the capacitor pins;
The material guide mechanism (2) comprises a capacitor stacking frame (201), wherein the capacitor stacking frame (201) is arranged in a vertically penetrating rectangular cavity structure, a pin groove (202) is formed in the front surface of the capacitor stacking frame (201) in a penetrating mode, the bottom of the capacitor stacking frame (201) is in sliding contact with the top of the test case (1), a supporting plate (203) is fixedly connected to the lower portion of the back of the capacitor stacking frame (201), and the supporting plate (203) is arranged in a bending mode and extends to the bottom of the test case (1) through a guide groove (104);
The testing mechanism (4) comprises two sliding seats (401) which are distributed left and right, the two sliding seats (401) are fixedly connected with the left side surface and the right side surface of the capacitor stacking frame (201) respectively, the two sliding seats (401) are both connected with sliding rods (402) in a sliding mode, the two sliding rods (402) are positioned on the left side and the right side of the capacitor stacking frame (201), the front ends of the two sliding rods (402) are fixedly connected with a testing frame (403) together, the back of the testing frame (403) is fixedly connected with two touch rods (404) which are distributed up and down, the two touch rods (404) are positioned between the two sliding rods (402), the two touch rods (404) are right opposite to openings of the pin grooves (202), springs (405) are sleeved on the outer walls of the sliding rods (402), the springs (405) are fixedly connected between the sliding seats (401) and the testing frame (403), the front faces of the testing frame (403) are fixedly connected with two rotary seats (406) which are distributed up and down, and two rotary seats (407) are connected between the two rotary seats (407);
The testing mechanism (4) further comprises two limiting frames (408) which are distributed left and right, the two limiting frames (408) are fixedly connected to the front face of the testing machine case (1), the tops of the two limiting frames (408) are fixedly connected with a guide rail (409) together, the middle of the back face of the guide rail (409) is fixedly connected with an arc-shaped protruding block (4010), and a wheel groove of the I-shaped wheel (407) is in contact with the arc-shaped protruding block (4010) and the back edge of the guide rail (409);
When the I-shaped wheel (407) rolls towards the guide rail (409) along the back of the arc-shaped protruding block (4010), the two springs (405) which are originally in a compressed state are elastically released, so that the two sliding rods (402) are pushed to move forwards along the two sliding seats (401), and the test frame (403) and the two touch rods (404) are further driven to move synchronously, so that the ends of the two touch rods (404) are separated from the pins of the capacitor;
When the capacitor stacking frame (201) returns to the middle, the I-shaped wheel (407) synchronously moves to the middle, and when the capacitor stacking frame (201) moves to the middle position, the I-shaped wheel (407) is just driven to the rearmost end of the arc-shaped protruding block (4010).
2. The capacitive-based insulation resistance testing tool according to claim 1, wherein: the driving mechanism (3) comprises two support channel steels (301) which are distributed left and right, the two support channel steels (301) are fixedly connected to the rear end of the top of the test case (1), one support channel steel (301) at the right end is fixedly connected with a servo motor (302) on the outer side face of the support channel steel, the end part of an output shaft of the servo motor (302) is fixedly connected with a screw rod (303), the screw rod (303) is positioned at the back of the capacitor stacking frame (201), two connecting seats (304) which are distributed left and right are connected to the outer wall of the screw rod (303) in a threaded manner, and the two connecting seats (304) are positioned at the two sides of the capacitor stacking frame (201) and are fixedly connected to the left side face and the right side face of the capacitor stacking frame (201);
the polishing device further comprises two polish rods (305) which are distributed up and down, the two polish rods (305) are fixedly connected between the two supporting channel steels (301), the two polish rods (305) are distributed at the top and the bottom of the screw rod (303), and the two polish rods (305) all slide and penetrate through the two connecting seats (304).
3. The capacitive-based insulation resistance testing tool according to claim 1, wherein: the utility model provides a straightening mechanism (5) including two dwells (501) that distribute about, two dwells (501) are located the both sides of two touch pole (404), and two dwells (501) are through the back fixed connection of horseshoe with test jig (403), two equal fixedly connected with thrust piece (502) in top of dwells (501), two thrust piece (502) are located the front of electric capacity pile up neatly frame (201), and two thrust piece (502)'s top rear end runs through downwards and has offered thrust chute (503), two thrust chute (503) are bilateral symmetry setting, two equal sliding connection in inside of thrust chute (503) has thrust pole (504), the top and the bottom of thrust pole (504) are all fixedly connected with connecting block (505), wherein are located left portion two connecting block (505) and be located right portion two equal fixedly connected with sliding block (506) in the rear end of connecting block (505), two equal fixed connection of top (507) have two on the face of sliding block (506) and two equal arc (507) of offset.
4. The capacitive-based insulation resistance testing tool according to claim 2, wherein: the left side face and the right side face of the supporting plate (203) are fixedly connected with two guide rods (204) which are distributed back and forth, the two guide rods (204) are located in the test case (1), and the positions of the guide rods (204) and the two throwing openings (101) are correspondingly arranged.
5. A capacitive-based insulation resistance testing tool as defined in claim 3, wherein: the straightening mechanism (5) further comprises two U-shaped blocks (509) which are distributed left and right, the two U-shaped blocks (509) are fixedly connected to the front face of the capacitor stacking frame (201), and the inner walls of the two U-shaped blocks (509) are respectively connected with the outer walls of the two sliding blocks (506) in a sliding mode.
6. The capacitive-based insulation resistance testing tool according to claim 1, wherein: the right part of the capacitor stacking frame (201) is fixedly connected with a tester (7) and a PLC control unit (8), the tester (7) is electrically connected with the PLC control unit (8), and the tester (7) is electrically connected with two touch rods (404).
7. The capacitive-based insulation resistance testing tool according to claim 1, wherein: the left side face and the right side face of the test case (1) are respectively provided with a discharge hole (102) in a penetrating mode, two guide groove plates (105) distributed left and right are fixedly connected between the front wall and the rear wall of the test case (1), the two guide groove plates (105) are located between the two discharge holes (102), the left side face and the right side face of the test case (1) are respectively connected with a turning plate (103) through hinges in a rotating mode, and the two turning plates (103) are distributed on the peripheries of the two discharge holes (102).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202311366877.8A CN117225749B (en) | 2023-10-20 | 2023-10-20 | Insulation resistance test fixture based on electric capacity |
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| CN202311366877.8A CN117225749B (en) | 2023-10-20 | 2023-10-20 | Insulation resistance test fixture based on electric capacity |
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| CN117225749B true CN117225749B (en) | 2024-09-03 |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116047166A (en) * | 2023-01-28 | 2023-05-02 | 四川绵润科技有限公司 | Insulation resistance test fixture based on electric capacity |
| CN116660625A (en) * | 2023-06-01 | 2023-08-29 | 江西优尔检测认证有限公司 | Cable insulation resistance detection device and method |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4132948A (en) * | 1977-03-17 | 1979-01-02 | Teradyne, Inc. | Test fixture using stock printed circuit board having test pins mounted thereon |
| KR900000627Y1 (en) * | 1987-12-01 | 1990-01-30 | 삼성전자주식회사 | V-belt insulation resistance inspecting system |
| CN103760372B (en) * | 2013-12-26 | 2015-08-12 | 杭州中翰盛泰生物技术有限公司 | A kind of full-automatic real-time test instrument |
| US9229041B2 (en) * | 2014-01-29 | 2016-01-05 | Cheng Uei Precision Industry Co., Ltd. | Automatic test system |
| CN110068294B (en) * | 2019-04-15 | 2020-09-15 | 苏州电器科学研究院股份有限公司 | Detection device and detection method for wound type non-inductive resistor |
| CN214795051U (en) * | 2021-04-23 | 2021-11-19 | 深圳市亿新达科技有限公司 | Chip capacitor aging tester and device |
| KR20230124281A (en) * | 2022-02-18 | 2023-08-25 | 현대자동차주식회사 | Insulation resistance tester |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116047166A (en) * | 2023-01-28 | 2023-05-02 | 四川绵润科技有限公司 | Insulation resistance test fixture based on electric capacity |
| CN116660625A (en) * | 2023-06-01 | 2023-08-29 | 江西优尔检测认证有限公司 | Cable insulation resistance detection device and method |
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