CN216646724U

CN216646724U - PCB circuit board defect self-checking equipment

Info

Publication number: CN216646724U
Application number: CN202122196085.3U
Authority: CN
Inventors: 张丙彪; 李东升
Original assignee: Huaian Maotai Technology Co ltd
Current assignee: Huaian Maotai Technology Co ltd
Priority date: 2021-09-12
Filing date: 2021-09-12
Publication date: 2022-05-31
Anticipated expiration: 2031-09-12

Abstract

The utility model belongs to the technical field of PCB (printed circuit board), and particularly relates to a PCB defect self-checking device which comprises a separation box, wherein the edge part of the top end of the separation box is connected with an installation frame, the middle part of the top end of the separation box is provided with a collection port, the bottom ends of the inner walls of the collection port are symmetrically provided with power boxes, a circuit board installation box is arranged between the two power boxes, the bottom end of the circuit board installation box is provided with a dropping port, the top end of the circuit board installation box is provided with a plurality of installation ports, and a clamping assembly is arranged in the circuit board installation box corresponding to the installation ports; the centre gripping subassembly includes fixed plate, mounting panel, spring, stripper plate, L type push pedal and electric telescopic handle, the fixed plate is connected with the inner wall of circuit board install bin. The utility model can be used for installing the PCB with different specifications and sizes for batch detection, improves the application range of the self-checking equipment, and saves manpower by automatic batch detection.

Description

PCB circuit board defect self-checking equipment

Technical Field

The utility model belongs to the technical field of PCB (printed circuit board), and particularly relates to a PCB defect self-checking device.

Background

PCB circuit boards are one of the important components of the electronics industry. Almost every kind of electronic equipment, as small as electronic watches, calculators, as large as computers, communication electronics, military weaponry systems, has electronic components such as integrated circuits, and printed boards are used to electrically interconnect the various components. The printed circuit board consists of an insulating bottom plate, a connecting lead and a welding disc for assembling and welding electronic elements, and has double functions of a conductive circuit and the insulating bottom plate.

At present, product defect inspection generally adopts mechanical inspection in the PCB circuit board production process, most of the drawing images obtained by line scanning are compared with correct circuit board images of a computer, the circuit board defect inspection mode is found out by automatic analysis of the computer, the circuit board electrifying condition is detected through a conductive pin, the inspection precision is greatly improved compared with manual work, a fixing device is required to fix the PCB circuit board in the PCB circuit board defect self-inspection equipment, the deviation in the detection process is prevented, but the fixing device in the existing PCB circuit board defect self-inspection equipment can only be suitable for the PCB circuit board with one specification and size, and the application range of the equipment is reduced.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems in the prior art, the utility model provides the PCB defect self-inspection equipment which has the characteristics that the PCB with different specifications and sizes can be installed for batch detection, the application range of the self-inspection equipment is improved, and the automatic batch detection saves manpower.

In order to achieve the purpose, the utility model provides the following technical scheme: a PCB circuit board defect self-checking device comprises a separation box, wherein the edge part of the top end of the separation box is connected with an installation frame, the middle part of the top end of the separation box is provided with a collection port, power boxes are symmetrically installed at the bottom end of the inner wall of the collection port, a circuit board installation box is arranged between the two power boxes, the bottom end of the circuit board installation box is provided with a dropping port, the top end of the circuit board installation box is provided with a plurality of installation ports, and a clamping assembly is installed in the circuit board installation box corresponding to the installation ports;

the centre gripping subassembly includes fixed plate, mounting panel, spring, stripper plate, L type push pedal and electric telescopic handle, the fixed plate is connected with the inner wall of circuit board install bin, electric telescopic handle installs on the inner wall of circuit board install bin, the bottom and the fixed plate of mounting panel are connected, be connected with the spring between mounting panel and the stripper plate, L type push pedal is connected with electric telescopic handle's push rod end.

As a preferred technical scheme of the PCB defect self-inspection equipment, the power boxes are internally provided with slide rails, one opposite sides of the two power boxes are provided with openings, the outer walls of the slide rails are provided with traveling cranes, one opposite sides of the two power boxes are provided with openings, two sides of the circuit board installation box are fixedly connected with connecting blocks, and the connecting blocks are connected with the traveling cranes.

As the preferable technical scheme of the PCB defect self-inspection equipment, the bottom end of the mounting frame is connected with the mounting rod, and the bottom end of the mounting rod is connected with the camera device.

According to the preferable technical scheme of the PCB defect self-inspection equipment, a second electric telescopic rod is installed at the bottom end of the installation frame, a push rod end of the second electric telescopic rod is connected with an inspection plate, and a plurality of conductive pins are installed at the bottom end of the inspection plate.

According to the preferable technical scheme of the PCB defect self-inspection equipment, the extrusion plate and the L-shaped push plate are arranged oppositely, and the side, opposite to the L-shaped push plate, of the extrusion plate is provided with the soft cushion.

As the preferable technical scheme of the PCB defect self-inspection equipment, a partition plate is arranged in the middle of the inside of the separation box, and sliding plates are arranged on two sides of the partition plate.

As the preferable technical scheme of the PCB defect self-inspection equipment, two fetching doors are arranged on the front side of the separation box.

Compared with the prior art, the utility model has the beneficial effects that:

1. when the utility model is used, the PCB is arranged in the circuit board installation box through the installation port in batch, the PCB is placed between the extrusion plate and the L-shaped push plate, then the first electric telescopic rod pushes the L-shaped push plate to enable the extrusion plate and the L-shaped push plate to clamp the PCB, the spring is connected between the mounting plate and the extrusion plate, so that the extrusion plate, the L-shaped push plate and the PCB are prevented from being in hard contact with each other to collide the PCB and damage the PCB, the soft pads are arranged on the opposite sides of the extrusion plate and the L-shaped push plate, so as to prevent the extrusion plate and the L-shaped push plate from being in hard contact with the PCB, further protect the PCB, have a certain adjusting range through the first electric telescopic rod and the spring, therefore, the PCB circuit boards with different specifications and sizes can be prevented between the extrusion plate and the L-shaped push plate, and the application range of the self-checking equipment is widened;

2. when the automatic batch detection device is used, after the detection is finished, if two detections of the PCB are qualified, the first electric telescopic rod is contracted to separate the L-shaped push plate from the PCB, so that the PCB falls out from the falling port and falls to one side in the separation box through the collecting port, if one of the two detections of the PCB is unqualified, the travelling crane continues to move to drive the circuit board installation box to move to the top of the other side of the separation box, and the unqualified PCB falls to the other side in the separation box, so that the automatic batch detection is finished, and the labor is saved.

3. When the PCB separating box is used, the sliding plates are arranged on the two sides of the separating plate, so that qualified PCB can fall to the left side of the separating plate, unqualified PCB can fall to the right side of the separating plate, and the sliding plates are arranged so that the PCB can slowly fall into the separating box when falling, and the PCB can be prevented from being damaged due to falling.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an overall cross-sectional schematic view of the present invention;

FIG. 3 is a cross-sectional view of the circuit board mounting case of the present invention;

FIG. 4 is a schematic view of the structure of FIG. 3A according to the present invention;

FIG. 5 is a schematic view of a vertical cross-sectional structure of the circuit board mounting case of the present invention;

in the figure: 1. a separation tank; 2. installing a frame; 3. a collection port; 4. a power box; 5. a circuit board installation box; 6. a drop port; 7. an installation port; 8. a fixing plate; 9. mounting a plate; 10. a spring; 11. a pressing plate; 12. an L-shaped push plate; 13. a first electric telescopic rod; 14. a second electric telescopic rod; 15. a slide rail; 16. driving a vehicle; 17. an opening; 18. connecting blocks; 19. mounting a rod; 20. a camera device; 21. inspecting the board; 22. a conductive pin; 23. a partition plate; 24. a slide plate; 25. get thing door.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Examples

Referring to fig. 1-5, the present invention provides the following technical solutions: a PCB defect self-checking device comprises a separation box 1, the top end edge of the separation box 1 is connected with a mounting frame 2, the bottom end of the mounting frame 2 is connected with a mounting rod 19, the bottom end of the mounting rod 19 is connected with a camera device 20, the whole PCB image is shot by the camera device 20 and transmitted to a client for comparison, the PCB appearance check is completed, the bottom end of the mounting frame 2 is provided with a second electric telescopic rod 14, the push rod end of the second electric telescopic rod 14 is connected with a check plate 21, the bottom end of the check plate 21 is provided with a plurality of conductive pins 22, the check plate 21 and the conductive pins 22 are driven to lift through the lifting of the second electric telescopic rod 14, the PCB is contacted with the conductive pins 22 and is subjected to power-on check, the middle part of the top end of the separation box 1 is provided with a collection port 3, power boxes 4 are symmetrically arranged at the bottom end of the inner wall of the collection port 3, a circuit board mounting box 5 is arranged between the two power boxes 4, the inner part of the power boxes 4 is provided with a slide rail 15, one opposite side of each of the two power boxes 4 is provided with an opening 17, the outer wall of the slide rail 15 is provided with a travelling crane 16, one opposite side of each of the two power boxes 4 is provided with an opening 17, both sides of the circuit board installation box 5 are fixedly connected with connecting blocks 18, the connecting blocks 18 are connected with the travelling crane 16, the bottom end of the circuit board installation box 5 is provided with a dropping port 6, the top end of the circuit board installation box 5 is provided with a plurality of installation ports 7, the inner part of the circuit board installation box 5 is provided with clamping components corresponding to the installation ports 7, the middle part of the inner part of the separation box 1 is provided with a partition plate 23, both sides of the partition plate 23 are provided with slide plates 24, PCB circuit boards qualified in inspection fall to the left side of the partition plate 23, unqualified PCB circuit boards can fall to the right side of the partition plate 23, the slide plates 24 are arranged to slowly fall into the separation box 1 when the PCB circuit boards fall, and damage caused by the fall is prevented, two fetching doors 25 are arranged on the front side of the separation box 1, and qualified PCB circuit boards and unqualified PCB circuit boards can be respectively fetched out through the fetching doors 25;

centre gripping subassembly includes fixed plate 8, mounting panel 9, spring 10, stripper plate 11, L type push pedal 12 and electric telescopic handle 13, fixed plate 8 and circuit board install box 5's inner wall connection, electric telescopic handle 13 is installed on the inner wall of install box, mounting panel 9's bottom is connected with fixed plate 8, be connected with spring 10 between mounting panel 9 and the stripper plate 11, L type push pedal 12 is connected with electric telescopic handle 13's push rod end, stripper plate 11 sets up with L type push pedal 12 relatively, stripper plate 11 all is provided with the cushion with one side that L type push pedal 12 is relative, through setting up the cushion, in order to prevent that stripper plate 11 and L type push pedal 12 from contacting with the hard power of PCB circuit board, damage PCB circuit board.

The working principle and the using process of the utility model are as follows: in the using process of the utility model, firstly, a PCB is arranged in a circuit board mounting box 5 through mounting ports 7, each mounting port 7 corresponds to one PCB, the PCB is placed between an extrusion plate 11 and an L-shaped push plate 12, after the mounting is finished, a first electric telescopic rod 13 pushes the L-shaped push plate 12 to enable the extrusion plate 11 and the L-shaped push plate 12 to clamp the PCB tightly, a spring 10 is connected between the mounting plate 9 and the extrusion plate 11 to prevent the extrusion plate 11 and the L-shaped push plate 12 from being in hard contact with the PCB to collide against the PCB and damage the PCB, a soft cushion is arranged on one side of the extrusion plate 11 opposite to the L-shaped push plate 12 to prevent the extrusion plate 11 and the L-shaped push plate 12 from being in hard contact with the PCB to further protect the PCB, and a certain adjusting range is provided by the first electric telescopic rod 13 and the spring 10, so that the PCB with different specifications can be prevented between the extrusion plate 11 and the L-shaped push plate 12, the application range of the self-checking equipment is improved, then the self-checking equipment moves on a traveling crane 16 through a slide rail 15, a circuit board installation box 5 is moved to the position below a camera device 20, the whole image of the PCB is shot by the camera device 20 and transmitted to a client for comparison, the appearance check of the PCB is completed, after the detection is finished, the self-checking equipment continues to move to the position below a checking plate 21 and a conductive pin 22, the checking plate 21 and the conductive pin 22 are driven to lift through the lifting of a second electric telescopic rod 14, the PCB is in contact with the PCB through the conductive pin 22, the PCB is subjected to electrifying check, the PCB can be more stably contacted by a pressing plate 11 and an L-shaped push plate 12 through powerful clamping of the PCB, the detection is more accurate, after the detection is finished, if the two items of the PCB are qualified, the first electric telescopic rod 13 contracts, and the L-shaped push plate 12 is separated from the PCB, make PCB circuit board from the mouth 6 that drops out to one side in dropping off the separator box 1 through collecting mouthful 3, if two items of detection of PCB circuit board have an unqualified, the driving 16 will continue to remove, drives circuit board install bin 5 and removes to separator box 1 opposite side top, and the PCB circuit board that will disqualify drops to the opposite side in the separator box 1, accomplishes automatic batch detection, has saved the manpower.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a PCB circuit board defect self-checking equipment, includes separator box (1), its characterized in that: the device comprises a separation box (1), a mounting frame (2) is connected to the edge of the top end of the separation box (1), a collection port (3) is formed in the middle of the top end of the separation box (1), power boxes (4) are symmetrically mounted at the bottom end of the inner wall of the collection port (3), a circuit board mounting box (5) is arranged between the two power boxes (4), a dropping port (6) is formed in the bottom end of the circuit board mounting box (5), a plurality of mounting ports (7) are formed in the top end of the circuit board mounting box (5), and a clamping assembly is mounted in the circuit board mounting box (5) corresponding to the mounting ports (7);

the centre gripping subassembly includes fixed plate (8), mounting panel (9), spring (10), stripper plate (11), L type push pedal (12) and electric telescopic handle (13), the interior wall connection of fixed plate (8) and circuit board install bin (5), electric telescopic handle (13) are installed on the inner wall of circuit board install bin (5), the bottom and fixed plate (8) of mounting panel (9) are connected, be connected with spring (10) between mounting panel (9) and stripper plate (11), L type push pedal (12) are held with the push rod of electric telescopic handle (13) and are connected.

2. The PCB circuit board defect self-inspection device of claim 1, wherein: the internally mounted of headstock (4) has slide rail (15), two opening (17) have all been seted up to one side that headstock (4) is relative, driving (16) are installed to the outer wall of slide rail (15), the equal fixedly connected with connecting block (18) in both sides of circuit board install bin (5), connecting block (18) are connected with driving (16).

3. The PCB circuit board defect self-inspection device of claim 1, wherein: the bottom of installing frame (2) is connected with installation pole (19), the bottom of installation pole (19) is connected with camera device (20).

4. The PCB circuit board defect self-inspection device of claim 1, wherein: second electric telescopic handle (14) are installed to the bottom of installing frame (2), the push rod end of second electric telescopic handle (14) is connected with inspection board (21), a plurality of conductive pins (22) are installed to the bottom of inspection board (21).

5. The PCB circuit board defect self-inspection device of claim 1, wherein: the extrusion plate (11) and the L-shaped push plate (12) are arranged oppositely, and a soft cushion is arranged on one side of the extrusion plate (11) opposite to the L-shaped push plate (12).

6. The PCB circuit board defect self-inspection device of claim 1, wherein: a partition plate (23) is arranged in the middle of the inner part of the separation box (1), and sliding plates (24) are arranged on two sides of the partition plate (23).

7. The PCB circuit board defect self-inspection device of claim 1, wherein: two fetching doors (25) are arranged on the front side of the separation box (1).