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CN118190964B - Equipment and method for detecting quality products for circuit board production - Google Patents

Equipment and method for detecting quality products for circuit board production Download PDF

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Publication number
CN118190964B
CN118190964B CN202410168131.4A CN202410168131A CN118190964B CN 118190964 B CN118190964 B CN 118190964B CN 202410168131 A CN202410168131 A CN 202410168131A CN 118190964 B CN118190964 B CN 118190964B
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China
Prior art keywords
circuit board
block
fixedly connected
rod
clamping block
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CN202410168131.4A
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CN118190964A (en
Inventor
钟景林
吕斌
刘运淮
廖兴中
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Jiangxi Zhiboxin Technology Co ltd
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Jiangxi Zhiboxin Technology Co ltd
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84Systems specially adapted for particular applications
    • G01N21/88Investigating the presence of flaws or contamination
    • G01N21/95Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
    • G01N21/956Inspecting patterns on the surface of objects
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/01Arrangements or apparatus for facilitating the optical investigation
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84Systems specially adapted for particular applications
    • G01N21/88Investigating the presence of flaws or contamination
    • G01N21/95Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
    • G01N21/956Inspecting patterns on the surface of objects
    • G01N2021/95638Inspecting patterns on the surface of objects for PCB's

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  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
  • Automatic Assembly (AREA)

Abstract

本发明涉及电路板技术领域,尤其涉及一种线路板生产用优劣品检测设备及方法。一种线路板生产用优劣品检测设备,包括有支撑座和工作台等,支撑座顶端共同固接有工作台。本发明通过安装的移动机构和旋转机构,当导杆上的第一弹性件复位时会将线路板夹持住,固定好后控制伺服电机正向转动使得安装座往检测摄像头方向移动,当安装座带动与其固接的安装板移动至检测摄像头下方时,检测摄像头会自动对夹持的线路板进行拍摄检测,达到了能够对线路板进行自动检测的效果。

The present invention relates to the technical field of circuit boards, and in particular to a quality inspection device and method for circuit board production. A quality inspection device for circuit board production includes a support seat and a workbench, etc., and the top of the support seat is fixedly connected to the workbench. The present invention uses an installed moving mechanism and a rotating mechanism to clamp the circuit board when the first elastic member on the guide rod is reset. After fixing, the servo motor is controlled to rotate forward so that the mounting seat moves toward the detection camera. When the mounting seat drives the mounting plate fixed thereto to move to the bottom of the detection camera, the detection camera will automatically shoot and detect the clamped circuit board, thereby achieving the effect of automatically detecting the circuit board.

Description

Equipment and method for detecting quality products for circuit board production
Technical Field
The invention relates to the technical field of circuit boards, in particular to equipment and a method for detecting quality products for circuit board production.
Background
The PCB, called a printed circuit board, is an important electronic component, is a support for electronic components, and is a carrier for electrical interconnection of electronic components. It is called a "printed" circuit board because it is made using electronic printing.
The existing appearance quality detection is carried out by means of manual detection, workers are tired easily during long-time detection, the efficiency is reduced, the false detection rate is improved, and when the circuit board to be detected is too much, a large amount of people are required to be put into detection, and meanwhile the detection time length is greatly increased, so that the design of the circuit board production quality detection equipment which is high in detection efficiency and capable of carrying out automatic detection is needed.
Disclosure of Invention
In order to overcome the defects in the prior art, the device and the method for detecting the quality products for producing the circuit board, which can automatically detect the circuit board, are provided.
The technical scheme is that the equipment and the method for detecting the quality products for producing the circuit board comprise a supporting seat, a workbench, a placing plate, a detection bin, a detection camera, a moving mechanism and a rotating mechanism, wherein the workbench is fixedly connected to the top end of the supporting seat, the placing plate is fixedly connected to the workbench, the detection bin is fixedly connected to the rear of the top end of the workbench, the detection camera is fixedly connected to the top in the detection bin, the moving mechanism for moving the circuit board is arranged on the workbench, and the rotating mechanism for rotating the circuit board is also arranged on the workbench.
Preferably, the moving mechanism comprises a servo motor, a screw rod and a mounting seat, the servo motor is mounted in the workbench, the screw rod is fixedly connected to an output shaft of the servo motor through a coupler, the end part of the screw rod is rotationally connected to the workbench, and the mounting seat is connected to the screw rod in a threaded manner.
Preferably, the rotary mechanism comprises a mounting plate, a micro motor, a disc, a lower clamping block, an upper clamping block and a first elastic piece, wherein the mounting plate is symmetrically and fixedly connected at the left edge and the right edge of the top end of the mounting seat, the micro motor is mounted at the inner top of the mounting plate, the output shaft of the micro motor penetrates through the mounting plate, the disc is fixedly connected on the output shaft of the micro motor, the lower clamping block is fixedly connected on the disc, the upper clamping block is slidably connected with the lower clamping block, the first elastic piece is arranged between the lower clamping block and the upper clamping block, and the upper clamping block is designed with an inclined plane.
The sliding block is characterized by further comprising a limiting mechanism, wherein the limiting mechanism comprises a sliding frame, a guide rod, a sliding block, a second elastic piece, a sliding rod, a wedge block, a third elastic piece, an extrusion block and an extrusion rod, wherein the sliding frame is fixedly connected to the bottom end of the placement plate at intervals, inclined grooves are formed in the sliding frame, the guide rod is fixedly connected to the sliding frame, the sliding block is connected to the guide rod in a sliding manner, the top of the sliding block penetrates through the placement plate, the second elastic piece is arranged between the sliding block and the sliding frame, the second elastic piece is wound on the guide rod, the sliding block corresponds to the inclined grooves, the bottom of the sliding frame is slidably connected with the sliding rod, the wedge block is fixedly connected to the inclined grooves, the third elastic piece is arranged between the wedge block and the sliding frame, the third elastic piece is wound on the top of the sliding rod, the extrusion block is fixedly connected to the bottom of the sliding rod, the extrusion rod is fixedly connected to the mounting plate, and the extrusion rod corresponds to the extrusion block.
The automatic detection device is characterized by comprising a push-pull mechanism, wherein the push-pull mechanism comprises a push-pull bin gate, a threaded rod, gears, a connecting block and racks, the push-pull bin gate is connected to the detection bin in a sliding manner, the threaded rod is connected to the workbench in a bilateral symmetry rotation manner, the threaded rod corresponds to the push-pull bin gate, the gears are fixedly connected to the end parts of the threaded rod, the connecting blocks are connected to the threaded rods on the left side and the right side in a threaded manner, the tops of the connecting blocks are fixedly connected to the bottoms of the push-pull bin gate respectively, the racks are fixedly connected to the outer sides of the mounting plates respectively, the racks correspond to the gears on the threaded rods on the left side and the right side, and the racks are contacted with the gears and meshed when moving.
Preferably, the automatic lifting device further comprises a pushing mechanism, wherein the pushing mechanism comprises a fixed block and a push rod, the fixed block is fixedly connected to the top end of the workbench in a bilateral symmetry manner, the fixed block corresponds to the mounting plate, the push rods are fixedly connected to the fixed blocks, one ends of the push rods are fixedly connected to the fixed block, and the other ends of the push rods extend towards the direction of the mounting plate.
Preferably, the device further comprises an adjusting mechanism, the adjusting mechanism comprises square blocks, protruding blocks, adjusting screws and an operating hand wheel, the square blocks are connected in the top of the sliding block in a sliding mode, the protruding blocks are fixedly connected to the square blocks, the adjusting screws penetrate through the top of the sliding block and are connected to the square blocks in a threaded mode, and the end portions of the adjusting screws are fixedly connected with the operating hand wheel.
Preferably, the automatic feeding device also comprises a rubber pad, and the rubber pad is arranged at the top end of the workbench.
Preferably, the bump is a rubber bump.
The invention relates to a method for detecting quality products for circuit board production, which comprises the following steps:
S1, rotating an operation hand wheel on an adjusting screw rod to enable a square block to extend towards a fixed block so as to adapt to circuit boards with different lengths;
S2, extruding the upper clamping block towards the direction of the micro motor, compressing the first elastic piece, enabling the end part of the lower clamping block not to be blocked by the upper clamping block, loosening the upper clamping block after a circuit board to be detected is placed, resetting the upper clamping block under the action of the first elastic piece, and clamping the circuit board between the upper clamping block and the lower clamping block;
S3, controlling a servo motor to work to drive the mounting seat to move towards the detection bin until the detection camera is aligned to the front surface of the circuit board, controlling the detection camera to shoot the circuit board at the moment, controlling the micro motor to enable the circuit board clamped by the upper clamping block and the lower clamping block to be overturned after one surface of the circuit board is shot, then controlling the micro motor to be closed, controlling the detection camera to shoot the other surface of the circuit board again, and sending the shot image to the terminal for analysis and comparison after the shooting of the front surface and the back surface is completed;
And S4, enabling the mounting seat in threaded connection with the screw rod to move towards the direction of the placement plate when the servo motor reversely rotates, and taking down the circuit board to be placed on the rubber pad and preparing to detect the next circuit board when the mounting seat drives the circuit board clamped on the mounting plate to move to the place of the placement plate.
The circuit board is clamped by the moving mechanism and the rotating mechanism, the first elastic piece on the guide rod is reset, the servo motor is controlled to rotate forward after the fixing is finished, so that the mounting seat moves towards the direction of the detection camera, and when the mounting seat drives the mounting plate fixedly connected with the mounting seat to move to the position below the detection camera, the detection camera can automatically shoot and detect the clamped circuit board, so that the effect of automatically detecting the circuit board is achieved.
2. According to the invention, through the installed limiting mechanism, when the servo motor reversely rotates, the mounting seat moves towards the direction of the placement plate, the extrusion rod extrudes the extrusion block again when continuously moving, the wedge-shaped block in the inclined groove moves downwards when the extrusion block is blocked, so that the wedge-shaped block does not block the sliding block, and at the moment, the second elastic piece can enable the sliding block to recover to the initial position when reset, thereby achieving the effect of ensuring that the position of the circuit board cannot deviate from the shooting position when shooting detection is carried out.
3. According to the invention, through the installed adjusting mechanism, the square block in threaded connection with the adjusting screw can be moved when the adjusting screw rotates by rotating the operating hand wheel on the adjusting screw, so that the square block extends towards the direction of the fixed block, and further, circuit boards with different lengths are adapted.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic perspective view of a workbench, a placement plate, a detection bin and a detection camera according to the invention.
Fig. 3 is a schematic perspective view of a moving mechanism, a servo motor, a screw rod and a mounting seat according to the present invention.
Fig. 4 is a schematic perspective view of a rotating mechanism, a mounting plate, a lower clamping block and an upper clamping block.
Fig. 5 is a perspective sectional view of the rotary mechanism of the present invention.
Fig. 6 is a schematic perspective view of a limiting mechanism, a slide bar, a wedge block, an extrusion rod and an extrusion block according to the present invention.
Fig. 7 is an exploded view of a three-dimensional structure of the limiting mechanism of the present invention.
Fig. 8 is a schematic perspective view of the push-open mechanism of the present invention with a push-pull door, threaded rod and gears.
Fig. 9 is an enlarged partial schematic view at a of the present invention.
Fig. 10 is a schematic perspective view of the pushing mechanism, the fixed block and the push rod according to the present invention.
Fig. 11 is a schematic perspective view of the adjusting mechanism, square block, bump, adjusting screw and operating hand wheel of the present invention.
The reference numerals indicate a 1_support, a 2_table, a 21_placement plate, a 3_detection bin, a 4_detection camera, a 5_movement mechanism, a 501_servo motor, a 502_screw, a 503_mount, a 6_rotation mechanism, a 601_rotation mechanism, a 602_micro motor, a 603_disk, a 604_lower clamp block, a 605_upper clamp block, a 606_first elastic member, a 7_limit mechanism, a 701_slide frame, a 702_guide bar, a 703_slide block, a 704_second elastic member, a 705_slide bar, a 706_wedge block, a 707_third elastic member, a 708_extrusion block, a 709_extrusion bar, a 710_inclined groove, a 8_push-pull mechanism, a 801_push-pull bin gate, an 802_threaded bar, a 804_gear, a 805_rack, a 9_push mechanism, a 901_fixed block, a 902_push bar, a 10_adjustment mechanism, a 101_square block, a 102_bump, a 103_adjustment screw, a 104_operation hand wheel, and a 11_rubber pad.
Detailed Description
The invention is further described below with reference to the drawings and the detailed description.
Embodiment 1. A circuit board production quality and good product detection device and method, as shown in figure 1-figure 5, comprises a supporting seat 1, a workbench 2, a placement plate 21, a detection bin 3, a detection camera 4, a moving mechanism 5 and a rotating mechanism 6, wherein the workbench 2 is fixedly connected to the top end of the supporting seat 1, the placement plate 21 for bearing a detected circuit board is fixedly connected to the workbench 2, the detection bin 3 is fixedly connected to the rear of the top end of the workbench 2, the detection camera 4 is fixedly connected to the inner top of the detection bin 3, the moving mechanism 5 for moving the circuit board is arranged on the workbench 2, and the rotating mechanism 6 for rotating the circuit board is also arranged on the workbench 2.
As shown in fig. 1-3, the moving mechanism 5 comprises a servo motor 501, a screw rod 502 and an installation seat 503, wherein the servo motor 501 is installed in the workbench 2, the screw rod 502 is fixedly connected to an output shaft of the servo motor 501 through a coupling, the end part of the screw rod 502 is rotatably connected to the workbench 2, and the installation seat 503 is in threaded connection with the screw rod 502.
As shown in fig. 2, fig. 4 and fig. 5, the rotating mechanism 6 comprises a mounting plate 601, a micro motor 602, a disc 603, a lower clamping block 604, an upper clamping block 605 and a first elastic member 606, wherein the mounting plate 601 is symmetrically and fixedly connected at the left edge and the right edge of the top end of the mounting seat 503, the micro motor 602 is mounted at the inner top of the mounting plate 601, the output shaft of the micro motor 602 penetrates through the mounting plate 601, the disc 603 is fixedly connected on the output shaft of the micro motor 602, the lower clamping block 604 is fixedly connected on the disc 603, the upper clamping block 605 is slidingly connected on the lower clamping block 604, the upper clamping block 605 is in an inclined plane design, the first elastic member 606 is arranged between the lower clamping block 604 and the upper clamping block 605, the first elastic member 606 is wound on the guide rod 605, and the first elastic member 606 is compressed when the upper clamping block 605 is extruded.
When the device is used for detecting the circuit board, the circuit board to be detected is placed at the place of the placing plate 21 on the workbench 2, then the upper clamping block 605 is pressed towards the direction of the micro motor 602 by applying force, meanwhile, the first elastic piece 606 is compressed, at the moment, the end part of the lower clamping block 604 is not blocked by the upper clamping block 605, the circuit board to be detected can be placed on the circuit board, then the edge of one side of the circuit board is clamped on the lower clamping block 604, then the hand pressing the upper clamping block 605 is released, at the moment, the first elastic piece 606 is reset, then one side of the circuit board is clamped, then the operation is repeated to clamp the other side, after the circuit board to be detected is fixed, the servo motor 501 is controlled to rotate positively, the mounting seat 503 in threaded connection with the screw rod 502 is moved towards the direction of the detection camera 4, when the mounting seat 503 drives the mounting plate 601 fixedly connected with the mounting seat 503 to move below the detecting camera 4, the servo motor 501 automatically stops, then the detecting camera 4 shoots the clamped circuit board, after shooting one side, the device controls the micro motor 602 to operate, so that the circuit board clamped by the upper clamping block 605 and the lower clamping block 604 is overturned, then the device controls the micro motor 602 to be closed, controls the detecting camera 4 to shoot the other side of the circuit board, after shooting the front and back sides, the device sends the shot image to the terminal for analysis and comparison, simultaneously controls the servo motor 501 to reversely rotate, when the servo motor 501 reversely rotates, the mounting seat 503 in threaded connection with the screw rod 502 moves towards the direction of the placing plate 21, when the mounting seat 503 drives the circuit board clamped on the mounting plate 601 to move to the place of the placing plate 21, the servo motor 501 is automatically closed, the effect of automatically detecting the circuit board is achieved;
Based on embodiment 1, as shown in fig. 2, 6 and 7, the embodiment 2 further comprises a limiting mechanism 7, wherein the limiting mechanism 7 comprises a sliding frame 701, a guide rod 702, a sliding block 703, a second elastic piece 704, a sliding rod 705, a wedge block 706, a third elastic piece 707, a pressing block 708 and a pressing rod 709, the bottom end of the placing plate 21 is fixedly connected with the sliding frame 701 at intervals, inclined grooves 710 are formed in the sliding frame 701, the guide rod 702 is fixedly connected in the sliding frame 701, the sliding block 703 is slidingly connected with the guide rod 702, the top of the sliding block 703 penetrates through the placing plate 21, a second elastic piece 704 is arranged between the sliding block 703 and the sliding frame 701, the second elastic piece 704 is wound on the guide rod 702, the sliding block 703 corresponds to the inclined grooves 710, the bottom of the sliding frame 701 is slidingly connected with the sliding rod 705, the top end of the sliding rod 705 is fixedly connected with a wedge block 706, the wedge block 706 corresponds to the inclined grooves 710, a third elastic piece 707 is arranged between the wedge block 706 and the sliding frame 701, the bottom end of the sliding rod 705 is fixedly connected with the pressing block 708, the pressing rod 709 is fixedly connected with the pressing rod 709 on the mounting plate, and the pressing rod 709 corresponds to the pressing rod 709.
As shown in fig. 2, 8 and 9, the device further comprises a pushing mechanism 8, the pushing mechanism 8 comprises a push-pull door 801, a threaded rod 802, a gear 803, a connecting block 804 and a rack 805, the push-pull door 801 is slidingly connected to the detection cabin 3, the threaded rod 802 is rotationally connected to the workbench 2 in a bilateral symmetry manner, the threaded rod 802 corresponds to the push-pull door 801, the gear 803 is fixedly connected to the end of the threaded rod 802, the connecting block 804 is connected to the threaded rods 802 on the left side and the right side, the top of the connecting block is fixedly connected to the bottom of the push-pull door 801, the rack 805 is fixedly connected to the outer side of the mounting plate 601, and the rack 805 corresponds to the gear 803 on the threaded rods 802 on the left side and the right side.
As shown in fig. 2 and 10, the device further comprises a pushing mechanism 9, the pushing mechanism 9 comprises a fixed block 901 and a push rod 902, the fixed block 901 is fixedly connected to the top end of the workbench 2 in a bilateral symmetry manner, the fixed block 901 corresponds to the mounting plate 601, the push rods 902 are fixedly connected to the fixed blocks 901, one ends of the push rods are fixedly connected to the fixed blocks 901, and the other ends of the push rods extend towards the direction of the mounting plate 601.
As shown in fig. 2 and 11, the device further comprises an adjusting mechanism 10, the adjusting mechanism 10 comprises a square block 101, a protruding block 102, an adjusting screw 103 and an operating hand wheel 104, the square block 101 is slidably connected in the top of the sliding block 703, the protruding block 102 is fixedly connected to the square block 101, the adjusting screw 103 penetrates through the top of the sliding block 703 to be in threaded connection with the square block 101, and the end part of the adjusting screw 103 is fixedly connected with the operating hand wheel 104.
As shown in fig. 1, the workbench further comprises a rubber pad 11, and the top end of the workbench 2 is provided with the rubber pad 11.
When the circuit board is clamped, since the sliding frame 701 mounted on the placement plate 21 is provided with the sliding block 703, when the circuit board is clamped, the side edge of the circuit board is firstly aligned through the top of the sliding block 703, then the circuit board is clamped between the upper clamping block 605 and the lower clamping block 604, when the servo motor 501 is operated to move towards the direction of the detection camera 4, the mounting plate 601 fixedly connected on the mounting seat 503 is contacted with the sliding block 703, when the servo motor 501 continuously moves, the sliding block 703 which is in sliding connection with the mounting plate 601 at the guide rod 702 on the sliding frame 701 is enabled to move along the inclined groove 710, the sliding block 703 also can be enabled to press the second elastic piece 704 when moving, meanwhile, the pressing rod 709 fixedly connected at the edge of the mounting plate 601 is also enabled to move when the pressing rod 709 no longer blocks the pressing block 708 due to the continuous movement, the third elastic piece 707 wound on the sliding rod 705 will restore to a normal state, and then the wedge block 706 fixedly connected with the top of the third elastic piece is pushed into the inclined groove 710, when the wedge block 706 is pushed into the inclined groove 710, the wedge block 706 will block the sliding block 703, so that the sliding block 703 cannot restore to the initial position, when the servo motor 501 rotates reversely, the mounting seat 503 will move towards the direction of the placing plate 21, the extrusion rod 709 will be extruded to block the extrusion block 708 again when the movement is continued, when the extrusion block 708 is blocked, the wedge block 706 in the inclined groove 710 will be moved downwards, so that the sliding block 703 is not blocked any more, at this time, the second elastic piece 704 will restore the sliding block 703 to the initial position when being restored, so that the position of the circuit board can be ensured not to deviate from the shooting position when shooting detection is performed.
When the mounting seat 503 moves towards the direction of the detection bin 3, the continuous movement can enable racks 805 fixedly connected to two sides of the mounting plate 601 to be meshed with gears 803 at the end portions of the threaded rods 802, the continuous movement can enable the gears 803 fixedly connected to the end portions of the threaded rods 802 to rotate, the threaded rods 802 can drive connecting blocks 804 in threaded connection with the threaded rods to move while rotating, and then the sliding bin door 801 can automatically move towards two sides.
Because install fixed block 901 and push rod 902 on workstation 2, mount pad 503 when to placing board 21 department and continuously moving, can make push rod 902 contact with last grip block 605 and extrude grip block 605 internal ramp, go up grip block 605 internal ramp and receive when extruding, can make last grip block 605 to the mounting panel 601 orientation remove, lower grip block 604 can not centre gripping circuit board with last grip block 605 again this moment, and then make things convenient for the staff to take off the circuit board, and the circuit board that needs to detect is placed to the while also can be more convenient.
When the slide block 703 is used for aligning the circuit boards, the square block 101 can extend towards the direction of the placement plate 21 by rotating the operation hand wheel 104 on the adjusting screw 103, so as to adapt to the circuit boards with different lengths.
Be equipped with rubber pad 11 on workstation 2, can place it on rubber pad 11 after the staff takes off the circuit board that detects and accomplish for the component on the circuit board is not fragile.
The bumps 102 are rubber bumps 102.
The invention relates to a method for detecting quality products for circuit board production, which comprises the following steps:
s1, rotating an operation hand wheel 104 on an adjusting screw 103 can enable a square block 101 to extend towards a fixed block 901 so as to adapt to circuit boards with different lengths;
S2, extruding the upper clamping block 605 towards the direction of the miniature motor 602, and simultaneously compressing the first elastic piece 606, wherein the end part of the lower clamping block 604 is not blocked by the upper clamping block 605, then loosening the upper clamping block 605 after a circuit board to be detected is placed, and resetting the upper clamping block 605 under the action of the first elastic piece 606, so that the circuit board between the upper clamping block 605 and the lower clamping block 604 is clamped;
S3, controlling the servo motor 501 to work to drive the mounting seat 503 to move towards the detection bin 3 until the detection camera 4 is aligned to the front surface of the circuit board, controlling the detection camera 4 to shoot the circuit board at the moment, after shooting one surface of the circuit board, controlling the micro motor 602 to enable the circuit board clamped by the upper clamping block 605 and the lower clamping block 604 to be overturned, then controlling the micro motor 602 to be closed, controlling the detection camera 4 to shoot the other surface of the circuit board again, and after shooting on the front surface and the back surface, sending the shot image to the terminal for analysis and comparison;
And S4, when the servo motor 501 rotates reversely, the mounting seat 503 in threaded connection with the screw rod 502 moves towards the direction of the placing plate 21, and when the mounting seat 503 drives the circuit board clamped on the mounting plate 601 to move to the place of the placing plate 21, the circuit board is taken down and placed on the rubber pad 11, and the next circuit board is ready to be detected.
It should be understood that this example is only illustrative of the application and is not intended to limit the scope of the application. Furthermore, it should be understood that various changes and modifications can be made by one skilled in the art after reading the teachings of the present application, and such equivalents are intended to fall within the scope of the application as defined in the appended claims.

Claims (7)

1.一种线路板生产用优劣品检测设备,包括有支撑座(1)、工作台(2)、放置板(21)、检测仓(3)和检测摄像头(4),支撑座(1)上固接有工作台(2),工作台(2)上固接有放置板(21),工作台(2)上固接有检测仓(3),检测仓(3)内固接有检测摄像头(4),其特征在于:还包括有移动机构(5)和旋转机构(6),工作台(2)上设有用于移动线路板的移动机构(5),工作台(2)上还设有用于旋转线路板的旋转机构(6);移动机构(5)包括有伺服电机(501)、丝杆(502)和安装座(503),工作台(2)内安装有伺服电机(501),伺服电机(501)的输出轴上固接有丝杆(502),丝杆(502)上螺纹连接有安装座(503);旋转机构(6)包括有安装板(601)、微型马达(602)、圆盘(603)、下夹持块(604)、上夹持块(605)和第一弹性件(606),安装座(503)上固接有安装板(601),安装板(601)内顶部均安装有微型马达(602),微型马达(602)的输出轴上固接有圆盘(603),圆盘(603)上固接有下夹持块(604),下夹持块(604)上滑动连接有上夹持块(605),上夹持块(605)内为斜面设计,上夹持块(605)与下夹持块(604)之间设有第一弹性件(606);还包括有限位机构(7),限位机构(7)包括有滑动框(701)、导向杆(702)、滑块(703)、第二弹性件(704)、滑杆(705)、楔形块(706)、第三弹性件(707)、挤压块(708)和挤压杆(709),放置板(21)上固接有滑动框(701),滑动框(701)内设有斜形槽(710),滑动框(701)内固接有导向杆(702),导向杆(702)上滑动连接有滑块(703),滑块(703)与滑动框(701)之间设有第二弹性件(704),第二弹性件(704)绕设在导向杆(702)上,滑动框(701)上滑动连接有滑杆(705),滑杆(705)上固接有楔形块(706),楔形块(706)与滑动框(701)之间设有第三弹性件(707),第三弹性件(707)绕设在滑杆(705)上,滑杆(705)上还固接有挤压块(708),安装板(601)上固接有挤压杆(709),挤压杆(709)与挤压块(708)相接触,挤压块(708)在挤压杆(709)随着安装板(601)移动时会脱离挤压杆(709)的阻挡。1. A quality inspection device for circuit board production, comprising a support base (1), a workbench (2), a placement plate (21), an inspection chamber (3) and an inspection camera (4), wherein the support base (1) is fixedly connected to the workbench (2), the placement plate (21) is fixedly connected to the workbench (2), the inspection chamber (3) is fixedly connected to the workbench (2), the inspection chamber (3) is fixedly connected to the workbench (2), and the inspection camera (4) is fixedly connected inside the inspection chamber (3), characterized in that: it also comprises a moving mechanism (5) and a rotating mechanism (6), the workbench (2) is provided with a moving mechanism (5) for moving the circuit board, and the workbench (2) is also provided with a rotating mechanism (6) for rotating the circuit board; the moving mechanism (5) comprises a servo motor (501), a screw rod (502) and a mounting base (503), the workbench ( 2) a servo motor (501) is installed inside, a screw rod (502) is fixedly connected to the output shaft of the servo motor (501), and a mounting seat (503) is threadedly connected to the screw rod (502); the rotating mechanism (6) comprises a mounting plate (601), a micro motor (602), a disc (603), a lower clamping block (604), an upper clamping block (605) and a first elastic member (606), the mounting seat (503) is fixedly connected to the mounting plate (601), the top of the mounting plate (601) is installed, the output shaft of the micro motor (602) is fixedly connected to the disc (603), the lower clamping block (604) is fixedly connected to the disc (603), and the upper clamping block (605) is slidably connected to the lower clamping block (604), The upper clamping block (605) has an inclined surface design, and a first elastic member (606) is provided between the upper clamping block (605) and the lower clamping block (604); the upper clamping block (605) also includes a limiting mechanism (7), the limiting mechanism (7) includes a sliding frame (701), a guide rod (702), a slider (703), a second elastic member (704), a sliding rod (705), a wedge block (706), a third elastic member (707), an extrusion block (708) and an extrusion rod (709); the placement plate (21) is fixedly connected with the sliding frame (701), an oblique groove (710) is provided in the sliding frame (701), the sliding frame (701) is fixedly connected with the guide rod (702), the slider (703) is slidably connected to the guide rod (702), and the slider (703) and the sliding A second elastic member (704) is provided between the sliding frame (701), the second elastic member (704) is wound around the guide rod (702), a sliding rod (705) is slidably connected to the sliding frame (701), a wedge block (706) is fixedly connected to the sliding rod (705), a third elastic member (707) is provided between the wedge block (706) and the sliding frame (701), the third elastic member (707) is wound around the sliding rod (705), an extrusion block (708) is also fixedly connected to the sliding rod (705), an extrusion rod (709) is fixedly connected to the mounting plate (601), the extrusion rod (709) is in contact with the extrusion block (708), and the extrusion block (708) will be separated from the obstruction of the extrusion rod (709) when the extrusion rod (709) moves along with the mounting plate (601). 2.根据权利要求1所述的一种线路板生产用优劣品检测设备,其特征在于:还包括有推开机构(8),推开机构(8)包括有推拉仓门(801)、螺纹杆(802)、齿轮(803)、连接块(804)和齿条(805),检测仓(3)上滑动连接有推拉仓门(801),工作台(2)上转动连接有螺纹杆(802),螺纹杆(802)端部固接有齿轮(803),螺纹杆(802)上螺纹连接有连接块(804),安装板(601)上固接有齿条(805),齿条(805)能够与齿轮(803)接触并啮合。2. A quality inspection device for circuit board production according to claim 1, characterized in that: it also includes a push-open mechanism (8), the push-open mechanism (8) includes a push-pull door (801), a threaded rod (802), a gear (803), a connecting block (804) and a rack (805), the push-pull door (801) is slidably connected to the inspection chamber (3), the threaded rod (802) is rotatably connected to the workbench (2), the end of the threaded rod (802) is fixedly connected to the gear (803), the threaded rod (802) is threadedly connected to the connecting block (804), the mounting plate (601) is fixedly connected to the rack (805), and the rack (805) can contact and mesh with the gear (803). 3.根据权利要求2所述的一种线路板生产用优劣品检测设备,其特征在于:还包括有推动机构(9),推动机构(9)包括有固定块(901)和推杆(902),工作台(2)上固接有固定块(901),固定块(901)上固接有推杆(902)。3. The quality inspection equipment for circuit board production according to claim 2 is characterized in that it also includes a pushing mechanism (9), the pushing mechanism (9) includes a fixed block (901) and a push rod (902), the fixed block (901) is fixedly connected to the workbench (2), and the push rod (902) is fixedly connected to the fixed block (901). 4.根据权利要求3所述的一种线路板生产用优劣品检测设备,其特征在于:还包括有调节机构(10),调节机构(10)包括有方形块(101)、凸块(102)、调节螺杆(103)和操作手轮(104),滑块(703)内滑动连接有方形块(101),方形块(101)上固接有凸块(102),调节螺杆(103)螺纹连接在方形块(101)上,调节螺杆(103)上固接有操作手轮(104)。4. A quality inspection device for circuit board production according to claim 3, characterized in that: it also includes an adjustment mechanism (10), the adjustment mechanism (10) includes a square block (101), a convex block (102), an adjustment screw (103) and an operating hand wheel (104), the square block (101) is slidably connected in the slider (703), the convex block (102) is fixedly connected to the square block (101), the adjustment screw (103) is threadedly connected to the square block (101), and the operating hand wheel (104) is fixedly connected to the adjustment screw (103). 5.根据权利要求4所述的一种线路板生产用优劣品检测设备,其特征在于:还包括有橡胶垫(11),工作台(2)上安装有橡胶垫(11)。5. The quality inspection equipment for circuit board production according to claim 4, characterized in that it also includes a rubber pad (11), and the rubber pad (11) is installed on the workbench (2). 6.根据权利要求5所述的一种线路板生产用优劣品检测设备,其特征在于:所述凸块(102)为橡胶凸块(102)。6. The device for detecting quality products of circuit boards according to claim 5, characterized in that the protrusion (102) is a rubber protrusion (102). 7.根据权利要求6所述的一种线路板生产用优劣品检测设备的检测方法,其步骤如下:7. The detection method of the quality inspection equipment for circuit board production according to claim 6, wherein the steps are as follows: S1:转动调节螺杆(103)上的操作手轮(104),能够使得方形块(101)往固定块(901)方向延伸,进而以适应不同长度的线路板;S1: Turning the operating hand wheel (104) on the adjusting screw (103) can make the square block (101) extend toward the fixed block (901) to accommodate circuit boards of different lengths; S2:将上夹持块(605)往微型马达(602)方向挤压,同时会使得第一弹性件(606)发生压缩,此时下夹持块(604)端部将不再被上夹持块(605)所阻挡,随后在放置好需要检测的线路板后松开上夹持块(605),此时上夹持块(605)会在第一弹性件(606)的作用下复位,进而将上夹持块(605)与下夹持块(604)中间的线路板卡住;S2: The upper clamping block (605) is pressed toward the micro motor (602), and the first elastic member (606) is compressed. At this time, the end of the lower clamping block (604) will no longer be blocked by the upper clamping block (605). Then, after the circuit board to be tested is placed, the upper clamping block (605) is released. At this time, the upper clamping block (605) is reset under the action of the first elastic member (606), and the circuit board between the upper clamping block (605) and the lower clamping block (604) is clamped. S3:控制伺服电机(501)工作带动安装座(503)向检测仓(3)移动,直至检测摄像头(4)对准线路板正面,此时操控检测摄像头(4)拍摄线路板,拍摄好线路板的一面后,控制微型马达(602)使得上夹持块(605)与下夹持块(604)所夹持的线路板进行翻转,随后控制微型马达(602)关闭,再次操控检测摄像头(4)拍摄线路板的另一面,当正反两面都拍摄完毕后,将拍摄的图像发送至终端进行分析对比;S3: Control the servo motor (501) to drive the mounting seat (503) to move toward the inspection chamber (3) until the inspection camera (4) is aligned with the front side of the circuit board. At this time, the inspection camera (4) is controlled to photograph the circuit board. After photographing one side of the circuit board, the micro motor (602) is controlled to flip the circuit board clamped by the upper clamping block (605) and the lower clamping block (604). Then, the micro motor (602) is controlled to be turned off, and the inspection camera (4) is controlled again to photograph the other side of the circuit board. After photographing both the front and back sides, the photographed images are sent to the terminal for analysis and comparison; S4:伺服电机(501)反向转动时会使得与丝杆(502)螺纹连接的安装座(503)往放置板(21)方向移动,当安装座(503)带动安装板(601)上夹持的线路板移动至放置板(21)处时,将线路板取下放置到橡胶垫(11)上,并准备检测下一块线路板。S4: When the servo motor (501) rotates in the reverse direction, the mounting seat (503) threadedly connected to the screw rod (502) moves toward the placement plate (21). When the mounting seat (503) drives the circuit board clamped on the mounting plate (601) to move to the placement plate (21), the circuit board is removed and placed on the rubber pad (11), and the next circuit board is prepared for testing.
CN202410168131.4A 2024-02-06 2024-02-06 Equipment and method for detecting quality products for circuit board production Active CN118190964B (en)

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