CN114273266A - Circuit detection device and method for single-layer circuit board - Google Patents
Circuit detection device and method for single-layer circuit board Download PDFInfo
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- CN114273266A CN114273266A CN202111595340.XA CN202111595340A CN114273266A CN 114273266 A CN114273266 A CN 114273266A CN 202111595340 A CN202111595340 A CN 202111595340A CN 114273266 A CN114273266 A CN 114273266A
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- 239000002356 single layer Substances 0.000 title claims abstract description 16
- 238000000034 method Methods 0.000 title claims description 4
- 230000000903 blocking effect Effects 0.000 claims description 39
- 238000005452 bending Methods 0.000 claims description 33
- 230000002950 deficient Effects 0.000 claims description 8
- 238000012216 screening Methods 0.000 claims description 7
- 238000012360 testing method Methods 0.000 claims description 7
- 230000004888 barrier function Effects 0.000 abstract description 4
- 238000012545 processing Methods 0.000 abstract description 2
- 239000000523 sample Substances 0.000 description 4
- 239000000428 dust Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The invention relates to a circuit detection device for a single-layer circuit board and a detection method thereof, belonging to the field of PCB processing equipment, and comprising a rack, wherein a sliding plate is fixedly arranged on the rack, the right end of the sliding plate is downwards obliquely arranged, the rear end of the sliding plate is downwards obliquely arranged, and a first baffle and a second baffle are arranged on the sliding plate; a first windowing, a second windowing and a third windowing are sequentially arranged on the first baffle from left to right, and a feeding mechanism is arranged on the side face of the front side of the first baffle corresponding to the first windowing; a detection plate is arranged on the inner side surface of the first baffle plate, and a first push plate device is arranged on the second baffle plate corresponding to the second windowing, the third windowing and the detection plate; a first stop plate is arranged on the rack corresponding to the second windowing and the right end of the detection plate in a lifting manner; the right-hand member that the slide corresponds the third and windows fixedly is provided with the second barrier plate, and second barrier plate and first baffle, second baffle and slide combination form the slide. The invention can continuously detect the circuit board and can effectively improve the detection efficiency.
Description
Technical Field
The invention relates to the field of PCB processing equipment, in particular to a circuit detection device for a single-layer circuit board and a detection method thereof.
Background
After the circuit board is produced, the circuit on the circuit board needs to be detected so as to screen out the circuit board with the circuit disconnection problem. At present, when the circuit board and circuit detection equipment of the circuit board detects, only one circuit board can be detected in sequence, and the circuit board needs to be manually or replaced by a manipulator after detection is completed so as to carry out next detection.
However, the speed of replacing the circuit board manually is difficult to increase, so that the production efficiency is affected, and the cost of the manipulator is high, so that the equipment cost of a manufacturer is increased.
Disclosure of Invention
Therefore, it is necessary to provide a circuit detection device for a single-layer circuit board, which includes a frame, wherein a sliding plate is fixedly arranged on the frame, the sliding plate is arranged along the left-right direction, the right end of the sliding plate is arranged in a downward inclined manner, the rear end of the sliding plate is arranged in a downward inclined manner, and the front end and the rear end of the upper surface of the sliding plate are respectively and vertically provided with a first baffle and a second baffle; a first windowing, a second windowing and a third windowing are sequentially arranged on the first baffle from left to right, the lower ends of the first windowing, the lower ends of the second windowing and the lower ends of the third windowing are flush with the upper surface of the sliding plate, and a feeding mechanism is arranged on the side surface of the front side of the first baffle corresponding to the first windowing; a detection plate is arranged on the inner side surface of the first baffle plate and is positioned between the first windowing and the second windowing; a first push plate device is arranged on the second baffle plate corresponding to the second windowing, the third windowing and the detection plate; a first blocking plate is arranged on the rack and corresponds to the second windowing and the right end of the detection plate in a lifting mode, penetrates through the sliding plate upwards and extends to a position between the first baffle and the second baffle, and is attached to the first baffle and the second baffle; the slide corresponds the right-hand member fixed second that is provided with of third windowing blocks the board, the second block the board with first baffle, second baffle and slide combination form the slide.
According to the invention, the feeding mechanism is used for placing the stacked circuit boards and conveying the circuit boards one by one to the slide way through the first window, wherein the upper surface of the slide plate is inclined towards the right and backwards, so that the circuit boards entering the slide plate through the first window can be attached to the second baffle plate and slide rightwards along the slide plate.
In the invention, the first blocking plate arranged at the second windowing and detecting plate is used for blocking the circuit board sliding to the second windowing and detecting plate from continuously sliding. When the circuit board is blocked at the detection plate by the first blocking plate, the first push plate device positioned at the detection plate pushes the circuit board towards the detection plate, so that the circuit board can be attached to the detection plate, and the circuit board on the circuit board can be detected; when the circuit board is blocked at the second windowing part by the first blocking plate, the first push plate device positioned at the second windowing part can push the circuit board away from the slideway from the second windowing part by pushing the circuit board towards the second windowing part; when the circuit board is blocked by the first blocking plate at the third opening window, the first push plate device positioned at the third opening window pushes the circuit board through the third opening window, so that the circuit board can be pushed away from the slideway from the third opening window.
The detection device comprises a detection plate, a first push plate device, a second push plate device, a third push plate device, a detection plate, a first push plate device, a second push plate device, a third push plate device and a fourth push plate device.
Further, the upper end of the first baffle plate is fixedly and mutually and hermetically connected with the upper end of the second baffle plate through a connecting plate.
The connecting plate which is arranged at the upper ends of the first baffle and the second baffle and is connected with the first baffle and the second baffle can prevent foreign matters such as dust from entering the slide way from the upper end of the slide way, so that the influence of the foreign matters existing in the external environment on the detection of the circuit board can be reduced.
Furthermore, the feeding mechanism comprises a first supporting plate and a first backup plate which are arranged on the first baffle and are perpendicular to each other, the upper surface of the first supporting plate and the upper surface of the sliding plate are positioned on the same plane, the left side surface of the first backup plate is flush with the right end of the first window, and the first backup plate can be inserted into the first baffle in a reciprocating manner along the vertical direction of the first baffle; the feeding mechanism further comprises a second push plate device arranged on the rack, the second push plate device comprises a second push plate attached to the front side face of the second baffle, and the left end of the second push plate extends out of the left side of the second baffle and is in driving connection with a driving cylinder arranged on the rack.
Wherein, first backup pad and first backup plate are used for placing the circuit board of piling up together, and make the adjacent both sides of circuit board support respectively and lean on first backup pad and first backup plate, simultaneously, make the circuit board that is located the rearmost of circuit board heap laminate on the second baffle through first windowing.
Wherein, the rear end of second push pedal is less than the thickness of circuit board, it is under the drive of actuating cylinder, can push away the circuit board of rearmost circuit board in the circuit board pile from the circuit board pile, thereby make the circuit board that is pushed away from the circuit board pile can laminate and slide along the slide on the second baffle, wherein, through the position of adjusting first backup plate along the vertical direction of first baffle, can adjust the rear end of first backup plate and the distance of second baffle, through making the rear end of first backup plate and the distance of second baffle be greater than a circuit board thickness and be less than two circuit board thicknesses, can avoid the push pedal to drive the circuit board in this circuit board the place ahead when promoting the circuit board of circuit board pile rearmost, in order to guarantee feed mechanism can carry out material loading one by one to the circuit board.
In addition, the positions of the first baffle and the second baffle are relatively adjustable, so that the feeding mechanism can be suitable for feeding circuit boards with different thicknesses one by one.
Furthermore, a fourth window is further arranged on the first baffle plate and located between the first window and the second window, and the fourth window is detachably embedded in the fourth window.
The detection plate is detachably embedded in the fourth windowing, so that the detection plates with different specifications can be replaced conveniently, and the detection device can be suitable for detecting circuit boards with different specifications.
The detection board is a plate-shaped detection structure, the surface of the detection board is provided with a plurality of detection probes communicated with the circuits of the circuit board, and when the circuit board is attached to the matched detection board, the detection probes on the detection board can be attached to and communicated with the two ends of each circuit of the circuit board.
Furthermore, the leading flank of first baffle corresponds the second is windowed and the third is windowed and still is provided with and deposits the frame, deposit the frame including set up in mutually perpendicular's on the first baffle second backup pad and second backup plate, the upper surface of second backup pad with the upper surface of slide is located the coplanar, the left side parallel and level of second backup plate the right-hand member setting that the second was windowed or the third was windowed.
When the first push plate device pushes the circuit board away from the slide way, the circuit board can be correspondingly pushed into the storage frame in front of the second windowing and the third windowing, and the circuit board is enabled to abut against the second supporting plate and the second backup plate of the storage frame, so that the circuit board pushed away from the slide way can be neatly stacked in the storage frame.
Furthermore, first push pedal device including set up in first push pedal between first baffle and the second baffle, first push pedal is parallel first baffle sets up, just first push pedal is connected with the drive actuating cylinder drive that sets up in the frame through the connecting rod that passes the second baffle.
The first push plate can reciprocate along the vertical direction of the second baffle plate under the pushing of the driving cylinder, so that the function of the first push plate can be realized.
Furthermore, the storage frame further comprises a third backup plate vertically arranged at the left end of the second support plate, the third backup plate is arranged on the second support plate in a left-right moving mode, a first accommodating groove is formed in the right side surface of the third backup plate, a first elastic sheet is arranged in the first accommodating groove, and the front end of the first elastic sheet is bent out of the first accommodating groove in a right bending mode; a second accommodating groove is formed in the left side face of the second baking plate corresponding to the first accommodating groove, a second elastic sheet is arranged in the second accommodating groove corresponding to the first elastic sheet, and the front end of the second elastic sheet bends out of the second accommodating groove towards the left.
Wherein, through removing the third backup plate about, can be so that the distance of third backup plate and second backup plate is the same with the width of circuit board, and at this moment, when the circuit board was pushed away from the slide by first push pedal device, the both sides edge of circuit board can remove along third backup plate and second backup plate.
When the circuit board is pushed to pass through the first elastic sheet and the second elastic sheet, the first elastic sheet and the second elastic sheet are pressed into the corresponding first accommodating groove and the second accommodating groove, so that the first elastic sheet and the second elastic sheet can block the circuit board after the circuit board passes through the first elastic sheet and the second elastic sheet, the circuit board can be prevented from sliding back to the slide along the second supporting plate, and the circuit board pushed away from the slide way can be neatly stacked in the storage frame.
Furthermore, the front end of the first elastic sheet faces the bottom of the first accommodating groove and is provided with a first bending piece, the front end of the second elastic sheet faces the bottom of the second accommodating groove and is provided with a second bending piece, the first bending piece and the second bending piece are parallel to the first baffle, and the bottom of the first accommodating groove and the bottom of the second accommodating groove respectively correspond to the first bending piece and the second bending piece and are provided with a recess for accommodating the end portions of the first bending piece and the second bending piece.
The first bending piece and the second bending piece on the first elastic piece and the second elastic piece are used for supporting and blocking the circuit board to slide, and meanwhile, the circuit board is prevented from being scratched.
Furthermore, the first blocking plate is arranged on the rack in a lifting manner through a driving cylinder arranged on the rack.
The invention also provides a detection method of the circuit detection device for the single-layer circuit board, which comprises the following steps:
s1, adjusting the distance between the first backup plate and the second baffle plate according to the specification of the circuit board to be detected, and replacing the corresponding detection plate;
s2, placing the stacked circuit boards on a feeding mechanism, so that one surface of the circuit board with the circuit faces to the front side, and simultaneously, two adjacent side edges of the circuit board are respectively abutted against a first supporting plate and a second backup plate;
s3, the second push plate moves towards the right along the parallel direction of the sliding plate under the driving of the driving cylinder, at the moment, the circuit board positioned at the rearmost part of the circuit board stack is pushed away from the circuit board and then reset, and at the moment, the circuit board slides towards the right along the sliding plate;
s4, when the circuit board slides to the detection board and abuts against the corresponding first blocking board, the corresponding push plate device pushes the circuit board forwards, so that the circuit board is attached to the detection board, and the detection board can detect the circuit of the circuit board;
s51, after the detection is finished, if the circuit board is detected to be a good circuit board, the first blocking plate at the second windowing position rises to the upper side of the sliding plate, then the first blocking plate at the fourth windowing position moves downwards to the lower side of the sliding plate, the circuit board continuously slides to the second windowing position, the first push plate device at the second windowing position pushes the circuit board out of the second windowing position, and screening and collecting of the good circuit board are finished;
s51, after the detection is finished, if the circuit board is detected to be a defective circuit board, the first blocking plate at the second windowing position moves to the lower side of the sliding plate, then the first blocking plate at the fourth windowing position moves downwards to the lower side of the sliding plate, the circuit board continuously slides to the third windowing position to abut against the second blocking plate, the first push plate device at the third windowing position pushes the circuit board out of the third windowing position, and screening and collection of the defective circuit board are finished.
The principle and effect of the present invention will be further explained by combining the above technical scheme and the accompanying drawings:
according to the invention, through the arrangement of the slide way, the circuit boards stacked together sequentially pass through the detection plate and the second windowing and the third windowing, so that the circuit boards can be detected one by one in a connected manner, and meanwhile, the detected good circuit boards and the detected defective circuit boards can be pushed away from the slide way through the second windowing and the third windowing respectively through the first push plate device arranged on the second baffle plate, so that the circuit boards can be continuously detected and screened without manually replacing the circuit boards before and after detection, the detection efficiency is effectively improved, and meanwhile, the detection device disclosed by the invention is simple in structure, low in cost and convenient to popularize and use.
Drawings
FIG. 1 is a schematic cross-sectional view of a circuit testing device for a single-layer circuit board according to an embodiment of the present invention, taken along a direction parallel to a slide plate;
FIG. 2 is an enlarged view of a portion of FIG. 1;
fig. 3 is a schematic front view of a circuit detection device for a single-layer circuit board according to an embodiment of the present invention.
Description of reference numerals:
1-sliding plate, 11-first blocking plate, 12-second blocking plate, 2-first baffle, 21-first windowing, 22-second windowing, 23-third windowing, 24-fourth windowing, 25-detection plate, 3-second baffle, 41-first supporting plate, 42-first backup plate, 51-second supporting plate, 52-second backup plate, 53-third backup plate, 54-first elastic sheet, 541-first bending sheet, 55-second elastic sheet, 551-second bending sheet, 6-driving cylinder and 7-circuit board.
Detailed Description
For the convenience of understanding of those skilled in the art, the present invention will be described in further detail below with reference to the accompanying drawings and examples:
in the description, all terms of directions such as front, back, left, right, up and down refer to fig. 1.
Referring to fig. 1-3, a circuit testing apparatus for a single-layer circuit board and a testing method thereof include a frame (not shown in the drawings), a slide board 1 is fixedly disposed on the frame, the slide board 1 is disposed along a left-right direction, a right end of the slide board 1 is disposed in a downward inclined manner, a rear end of the slide board 1 is disposed in a downward inclined manner, and a first baffle 2 and a second baffle 3 are respectively vertically disposed at a front end and a rear end of an upper surface of the slide board 1; a first windowing 21, a second windowing 22 and a third windowing 23 are sequentially arranged on the first baffle 2 from left to right, the lower ends of the first windowing 21, the second windowing 22 and the third windowing 23 are flush with the upper surface of the sliding plate 1, and a feeding mechanism is arranged on the side surface of the front side of the first baffle 2 corresponding to the first windowing 21; a detection plate 25 is arranged on the inner side surface of the first baffle plate 2, and the detection plate 25 is positioned between the first windowing 21 and the second windowing 22; a first push plate device is arranged on the second baffle 3 corresponding to the second windowing 22, the third windowing 23 and the detection plate 25; a first blocking plate 11 is arranged on the rack corresponding to the second windowing 22 and the right end of the detection plate 25 in a lifting manner, the first blocking plate 11 upwards penetrates through the sliding plate 1 to extend to a position between the first baffle 2 and the second baffle 3, and the first blocking plate 11 is attached to the first baffle 2 and the second baffle 3; the slide 1 corresponds the right-hand member of third windowing 23 is fixed and is provided with second barrier plate 12, second barrier plate 12 with first baffle 2, second baffle 3 and slide 1 make up and form the slide.
In the invention, the feeding mechanism is used for placing the circuit boards 7 which are stacked together and conveying the circuit boards 7 one by one to the slide way through the first window 21, wherein the upper surface of the sliding plate 1 is obliquely arranged towards the right and the back, so the circuit boards 7 which enter the sliding plate 1 through the first window 21 can be attached to the second baffle 3 and slide towards the right along the sliding plate 1.
In the present invention, the first blocking plate 11 provided at the second windowing 22 and the detection plate 25 is used to block the continuous sliding of the circuit board 7 sliding to the second windowing 22 and the detection plate 25. When the circuit board 7 is blocked at the detection plate 25 by the first blocking plate 11, the first push plate device at the detection plate 25 pushes the circuit board 7 towards the detection plate 25, so that the circuit board 7 can be attached to the detection plate 25, and the circuit board 7 on the circuit board 7 can be detected; when the circuit board 7 is blocked at the second window 22 by the first blocking plate 11, the first push plate device at the second window 22 can push the circuit board 7 away from the slideway from the second window 22 by pushing the circuit board 7 towards the second window 22; when the circuit board 7 is blocked at the third opening window 23 by the first blocking plate 11, the first push plate device located at the third opening window 23 can push the circuit board 7 away from the slideway from the third opening window 23 by pushing the circuit board 7 towards the third opening window 23.
That is, the circuit boards 7 stacked together can sequentially pass through the detection plate 25, the second windowing 22 and the third windowing 23 through the arrangement of the slideway, so that the circuit boards 7 can be detected one by one in a connected manner, and meanwhile, the detected good circuit boards and defective circuit boards can be pushed away from the slideway through the second windowing 22 and the third windowing 23 respectively through the first push plate device arranged on the second baffle plate 3, so that the invention can realize continuous detection and screening of the circuit boards 7 without manually replacing the circuit boards 7 before and after detection, effectively improves the detection efficiency, and meanwhile, the detection device of the invention has simple structure, low cost and convenient popularization and use.
In one embodiment, the upper end of the first baffle 2 is fixedly and mutually and hermetically connected with the upper end of the second baffle 3 through a connecting plate.
In this embodiment, the connecting plate connecting the first baffle 2 and the second baffle 3 and arranged at the upper ends of the first baffle 2 and the second baffle 3 can prevent foreign matters such as dust from entering the slide way from the upper end of the slide way, so that the influence of the foreign matters existing in the external environment on the detection of the circuit board 7 can be reduced.
In one embodiment, the feeding mechanism includes a first supporting plate 41 and a first backup plate 42 which are perpendicular to each other and are arranged on the first baffle 2, the upper surface of the first supporting plate 41 and the upper surface of the sliding plate 1 are located on the same plane, the left side surface of the first backup plate 42 is flush with the right end of the first window 21, and the first backup plate 42 is inserted into the first baffle 2 in a reciprocating manner along the vertical direction of the first baffle 2; the feeding mechanism further comprises a second push plate device arranged on the rack, the second push plate device comprises a second push plate attached to the front side face of the second baffle 3, and the left end of the second push plate extends out of the left side of the second baffle 3 and is in driving connection with a driving cylinder 6 arranged on the rack.
In this embodiment, the first supporting plate 41 and the first backup plate 42 are used for placing the stacked circuit boards 7, and two adjacent edges of the circuit boards 7 are respectively abutted against the first supporting plate 41 and the first backup plate 42, and at the same time, the circuit board 7 located at the rearmost of the stack of circuit boards 7 is attached to the second backup plate 3 through the first window 21.
Wherein, the rear end of second push pedal is less than the thickness of circuit board 7, it is under the drive of actuating cylinder 6, can push away circuit board 7 of rearmost in the circuit board 7 pile from circuit board 7 pile, thereby make the circuit board 7 of being pushed away circuit board 7 pile can laminate and slide along slide 1 on second baffle 3, wherein, through the position of adjusting first backup plate 42 along the vertical direction of first baffle 2, can adjust the distance of the rear end of first backup plate 42 and second baffle 3, through making the distance of the rear end of first backup plate 42 and second baffle 3 be greater than the thickness of a circuit board 7 and be less than the thickness of two circuit boards 7, can avoid the push pedal to drive circuit board 7 in the place ahead of this circuit board 7 when promoting circuit board 7 of circuit board 7 pile rearmost, in order to guarantee that feed mechanism can carry out material loading one by one to circuit board 7.
In addition, because the positions of the first baffle 2 and the second baffle 3 are relatively adjustable, the feeding mechanism can be suitable for feeding circuit boards 7 with different thicknesses one by one.
In one embodiment, a fourth opening 24 is further arranged on the first baffle 2, the fourth opening 24 is located between the first opening 21 and the second opening 22, and the fourth opening 24 and the detection plate 25 are detachably embedded in the fourth opening 24.
In this embodiment, the detection board 25 is detachably embedded in the fourth window 24, so that the detection boards 25 with different specifications can be replaced conveniently, and the detection device can be applied to detection of the circuit boards 7 with different specifications.
The detection board 25 is a plate-shaped detection structure with a plurality of detection probes arranged on the surface thereof and used for being communicated with the circuits of the circuit board 7, and when the circuit board 7 is attached to the matched detection board 25, the detection probes on the detection board 25 can be attached to and communicated with the two ends of each circuit of the circuit board 7.
One of them embodiment, the leading flank of first baffle 2 corresponds the window 22 is opened to the second and the third 23 is opened and still is provided with deposits the frame, deposit the frame including set up in mutually perpendicular's on the first baffle 2 second backup pad 51 and second backup pad 52, the upper surface of second backup pad 51 with the upper surface of slide 1 is located the coplanar, the left side parallel and level of second backup pad 52 the right-hand member setting of window 22 is opened to the second or the third 23 is opened.
In this embodiment, when the first board pushing device pushes the circuit board 7 away from the slide way, the circuit board 7 is pushed into the storage frame in front of the second opening window 22 and the third opening window 23, and the circuit board 7 abuts against the second supporting plate 51 and the second backup plate 52 of the storage frame, so that the circuit board 7 pushed away from the slide way can be neatly stacked in the storage frame.
In one embodiment, the first push plate device comprises a first push plate arranged between the first baffle 2 and the second baffle 3, the first push plate is parallel to the first baffle 2, and the first push plate is in driving connection with a driving cylinder 6 arranged on the frame through a connecting rod penetrating through the second baffle 3.
In this embodiment, the first pushing plate can reciprocate along the vertical direction of the second baffle 3 under the pushing of the driving cylinder 6, so that the function of pushing the plate can be realized.
In one embodiment, the storage frame further includes a third backup plate 53 vertically disposed at the left end of the second support plate 51, the third backup plate 53 is disposed on the second support plate 51 in a manner of moving left and right, a first accommodating groove is disposed on the right side surface of the third backup plate 53, a first elastic sheet 54 is disposed in the first accommodating groove, and the front end of the first elastic sheet 54 is bent out of the first accommodating groove in a manner of bending right; a second accommodating groove is formed in the left side face of the second baking plate corresponding to the first accommodating groove, a second elastic sheet 55 is arranged in the second accommodating groove corresponding to the first elastic sheet 54, and the front end of the second elastic sheet 55 bends out of the second accommodating groove towards the left.
In this embodiment, the distance between the third backup plate 53 and the second backup plate 52 is the same as the width of the circuit board 7 by moving the third backup plate 53 left and right, and at this time, when the circuit board 7 is pushed away from the slide by the first push plate device, the edges on both sides of the circuit board 7 will move along the third backup plate 53 and the second backup plate 52.
When the circuit board 7 is pushed to pass through the first elastic sheet 54 and the second elastic sheet 55, the first elastic sheet 54 and the second elastic sheet 55 are pressed into the corresponding first accommodating groove and the second accommodating groove, so that the first elastic sheet 54 and the second elastic sheet 55 can block the circuit board 7 after the circuit board 7 passes through, the circuit board 7 can be prevented from sliding back to the sliding along the second supporting plate 51, and the circuit board 7 pushed away from the sliding way can be neatly stacked in the storage frame.
In one embodiment, a first bending piece 541 is disposed at the front end of the first elastic piece 54 facing the bottom of the first accommodating groove, a second bending piece 551 is disposed at the front end of the second elastic piece 55 facing the bottom of the second accommodating groove, the first bending piece 541 and the second bending piece 551 are both parallel to the first baffle 2, and a recess for accommodating the end of the first bending piece 541 and the end of the second bending piece 551 are disposed at the bottom of the first accommodating groove and the bottom of the second accommodating groove respectively corresponding to the first bending piece 541 and the second bending piece 551.
In this embodiment, the first bending piece 541 and the second bending piece 551 on the first elastic piece 54 and the second elastic piece 55 are used for supporting and blocking the circuit board 7 from sliding, and simultaneously avoiding scratching the circuit board 7.
In one embodiment, the first blocking plate 11 is arranged on the frame in a liftable manner through a driving cylinder 6 arranged on the frame.
In one embodiment, a method for detecting a circuit detection device for a single-layer circuit board 7 includes the following steps:
s1, adjusting the distance between the first backup plate 42 and the second baffle plate 3 according to the specification of the circuit board 7 to be detected, and replacing the corresponding detection plate 25;
s2, placing the stacked circuit boards 7 on a feeding mechanism, so that the surface of the circuit board 7 with the circuit faces the front side, and two adjacent sides of the circuit board 7 abut against the first supporting plate 41 and the second backup plate 52 respectively;
s3, the second push plate moves towards the right along the parallel direction of the sliding plate 1 under the driving of the driving cylinder 6, at the moment, the circuit board 7 positioned at the rearmost part of the circuit board 7 stack is pushed away from the circuit board 7, then, the circuit board 7 is reset, and at the moment, the circuit board 7 slides rightwards along the sliding plate 1;
s4, when the circuit board 7 slides to the detection plate 25 and abuts against the corresponding first blocking plate 11, the corresponding push plate device pushes the circuit board 7 forward, so that the circuit board 7 is attached to the detection plate 25, and the detection plate 25 can detect the circuit of the circuit board 7;
s51, after the detection is finished, if the circuit board 7 is detected to be a good circuit board, the first blocking plate 11 at the second window 22 is lifted to the upper side of the sliding plate 1, then the first blocking plate 11 at the fourth window 24 is moved downwards to the lower side of the sliding plate 1, the circuit board 7 continuously slides to the second window 22, the first push plate device at the second window 22 pushes the circuit board 7 out of the second window 22, and the screening and collection of the good circuit board are finished;
s51, after the detection is finished, if the circuit board 7 is detected to be a defective circuit board, the first blocking plate 11 at the second opening window 22 is moved to the lower side of the sliding plate 1, then the first blocking plate 11 at the fourth opening window 24 is moved downwards to the lower side of the sliding plate 1, the circuit board 7 continuously slides to the third opening window 23 to abut against the first blocking plate, the first push plate device at the third opening window 23 pushes the circuit board 7 out of the third opening window 23, and screening and collection of the defective circuit board are finished.
The above examples only show some embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. A circuit detection device for a single-layer circuit board is characterized in that a sliding plate is fixedly arranged on a rack, the sliding plate is arranged along the left-right direction, the right end of the sliding plate is arranged in a downward inclined mode, the rear end of the sliding plate is arranged in a downward inclined mode, and a first baffle and a second baffle are respectively and vertically arranged at the front end and the rear end of the upper surface of the sliding plate; a first windowing, a second windowing and a third windowing are sequentially arranged on the first baffle from left to right, the lower ends of the first windowing, the lower ends of the second windowing and the lower ends of the third windowing are flush with the upper surface of the sliding plate, and a feeding mechanism is arranged on the side surface of the front side of the first baffle corresponding to the first windowing; a detection plate is arranged on the inner side surface of the first baffle plate and is positioned between the first windowing and the second windowing; a first push plate device is arranged on the second baffle plate corresponding to the second windowing, the third windowing and the detection plate; a first blocking plate is arranged on the rack and corresponds to the second windowing and the right end of the detection plate in a lifting mode, penetrates through the sliding plate upwards and extends to a position between the first baffle and the second baffle, and is attached to the first baffle and the second baffle; the slide corresponds the right-hand member fixed second that is provided with of third windowing blocks the board, the second block the board with first baffle, second baffle and slide combination form the slide.
2. The circuit testing device of claim 1, wherein the upper end of the first baffle is fixed and hermetically connected with the upper end of the second baffle through a connecting plate.
3. The circuit detection device for the single-layer circuit board according to claim 1 or 2, wherein the feeding mechanism includes a first support plate and a first backup plate that are perpendicular to each other and are disposed on the first baffle plate, an upper surface of the first support plate and an upper surface of the sliding plate are located on the same plane, a left side surface of the first backup plate is flush with a right end of the first window, and the first backup plate is inserted into the first baffle plate so as to be capable of reciprocating along a vertical direction of the first baffle plate; the feeding mechanism further comprises a second push plate device arranged on the rack, the second push plate device comprises a second push plate attached to the front side face of the second baffle, and the left end of the second push plate extends out of the left side of the second baffle and is in driving connection with a driving cylinder arranged on the rack.
4. The circuit detection device for the single-layer circuit board as recited in claim 1, wherein a fourth window is further disposed on the first baffle plate, the fourth window is located between the first window and the second window, and the fourth window and the detection plate are detachably embedded in the fourth window.
5. The circuit detection device for the single-layer circuit board according to claim 1, wherein a storage frame is further disposed on the front side surface of the first baffle corresponding to the second window and the third window, the storage frame comprises a second support plate and a second backup plate which are perpendicular to each other and disposed on the first baffle, the upper surface of the second support plate and the upper surface of the sliding plate are located on the same plane, and the left side surface of the second backup plate is flush with the right end of the second window or the third window.
6. The circuit testing device of claim 5, wherein the first pushing plate device comprises a first pushing plate disposed between the first baffle and the second baffle, the first pushing plate is disposed parallel to the first baffle, and the first pushing plate is in driving connection with a driving cylinder disposed on the frame through a connecting rod passing through the second baffle.
7. The circuit detection device for the single-layer circuit board according to claim 6, wherein the storage frame further comprises a third backup plate vertically arranged at the left end of the second support plate, the third backup plate is arranged on the second support plate in a manner of moving left and right, a first accommodating groove is formed in the right side surface of the third backup plate, a first elastic sheet is arranged in the first accommodating groove, and the front end of the first elastic sheet is bent out of the first accommodating groove in a manner of bending right; a second accommodating groove is formed in the left side face of the second baking plate corresponding to the first accommodating groove, a second elastic sheet is arranged in the second accommodating groove corresponding to the first elastic sheet, and the front end of the second elastic sheet bends out of the second accommodating groove towards the left.
8. The device according to claim 7, wherein a first bending piece is disposed at a front end of the first resilient plate facing a bottom of the first accommodating groove, a second bending piece is disposed at a front end of the second resilient plate facing a bottom of the second accommodating groove, the first bending piece and the second bending piece are both parallel to the first baffle, and a recess for accommodating an end of the first bending piece and an end of the second bending piece is disposed at a bottom of the first accommodating groove and a bottom of the second accommodating groove corresponding to the first bending piece and the second bending piece, respectively.
9. The apparatus according to claim 1, wherein the first blocking plate is liftably mounted to the frame by a driving cylinder mounted to the frame.
10. A method for testing a circuit testing device for a single-layer circuit board according to any one of claims 1 to 9, comprising the steps of:
s1, adjusting the distance between the first backup plate and the second baffle plate according to the specification of the circuit board to be detected, and replacing the corresponding detection plate;
s2, placing the stacked circuit boards on a feeding mechanism, so that one surface of the circuit board with the circuit faces to the front side, and simultaneously, two adjacent side edges of the circuit board are respectively abutted against a first supporting plate and a second backup plate;
s3, the second push plate moves towards the right along the parallel direction of the sliding plate under the driving of the driving cylinder, at the moment, the circuit board positioned at the rearmost part of the circuit board stack is pushed away from the circuit board and then reset, and at the moment, the circuit board slides towards the right along the sliding plate;
s4, when the circuit board slides to the detection board and abuts against the corresponding first blocking board, the corresponding push plate device pushes the circuit board forwards, so that the circuit board is attached to the detection board, and the detection board can detect the circuit of the circuit board;
s51, after the detection is finished, if the circuit board is detected to be a good circuit board, the first blocking plate at the second windowing position rises to the upper side of the sliding plate, then the first blocking plate at the fourth windowing position moves downwards to the lower side of the sliding plate, the circuit board continuously slides to the second windowing position, the first push plate device at the second windowing position pushes the circuit board out of the second windowing position, and screening and collecting of the good circuit board are finished;
s51, after the detection is finished, if the circuit board is detected to be a defective circuit board, the first blocking plate at the second windowing position moves to the lower side of the sliding plate, then the first blocking plate at the fourth windowing position moves downwards to the lower side of the sliding plate, the circuit board continuously slides to the third windowing position to abut against the second blocking plate, the first push plate device at the third windowing position pushes the circuit board out of the third windowing position, and screening and collection of the defective circuit board are finished.
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|---|---|
| CN114273266B (en) | 2024-05-24 |
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