PCB (Printed Circuit Board) double-station detection equipment

Abstract

The utility model relates to double-station detection equipment for a PCB (Printed Circuit Board), which comprises a shielding piece, a connecting channel arranged on the shielding piece, conductive needles penetrating out of two ends of the connecting channel, and a positioning device used for fixing the conductive needles on the connecting channel and keeping the conductive needles and the shielding piece at intervals, the connecting channel comprises a wire outlet end and a wire inlet end which are respectively communicated with two adjacent side surfaces of the shielding piece, and the positioning device comprises a first positioning sleeve which is detachably connected with the shielding piece and a second positioning sleeve which is detachably connected with the shielding piece. And the conductive needle is bent, so that two ends of the conductive needle are respectively inserted into the first positioning sleeve and the second positioning sleeve. According to the PCB double-station detection equipment provided by the utility model, the conductive needle firstly passes through the connecting channel and then is sleeved into the first positioning sleeve and the second positioning sleeve, so that the conductive needle is positioned. During use, one end of the conductive needle is inserted into the clamping plate, and the other end is inserted into the inductance jig. When the conductive needle needs to be overhauled and replaced, the first positioning sleeve and the second positioning sleeve can be detached, and then the conductive needle is replaced. And the problem of high cost caused by overall replacement when the conductive needle is damaged is avoided.

Description

Technical Field

[0001] The utility model relates to the field of inductance detection machines, in particular to double-station detection equipment for PCB boards. Background Art

[0002] The Chinese patent application number CN202211335010.1 discloses a circuit board inspection device, in which the circuit board needs to go through multiple steps such as loading, transportation, inspection and classification. In this case, the circuit board will take a long time to circulate in the circuit board inspection device, and the time required for each process is different, resulting in vacant equipment stations, which is not conducive to improving work efficiency. Utility Model Content

[0003] In order to solve the above problems, this technical solution provides a double-station detection device for PCB boards.

[0004] To achieve the above purpose, the technical solution is as follows:

[0005] PCB board double-station inspection equipment, including

[0006] A loading device, comprising a loading cavity for placing the circuit board to be tested, and a first material suction mechanism arranged above the loading cavity;

[0007] A secondary loading device, comprising a secondary loading cavity for placing the circuit board to be tested, and a secondary suction mechanism arranged above the secondary loading cavity;

[0008] A high-voltage resistance testing device, which is arranged between the feeding device and the auxiliary feeding device and is used to perform a pressure resistance test on the circuit board, and the first suction mechanism and the auxiliary suction mechanism are used to transfer the circuit board to be tested to the high-voltage resistance testing device;

[0009] A transfer device, which is arranged at the rear side of the high-voltage resistance detection device;

[0010] A circuit short and resistance detection device, which is used to perform circuit short and resistance detection on a circuit board;

[0011] The transfer device is provided with a second material suction mechanism for transferring the circuit board in the high voltage resistance detection device to the circuit short and resistance detection device;

[0012] A classification device, comprising a plurality of quality classification areas, and a third material suction mechanism for moving the circuit board in the circuit short and resistance detection device to each quality classification area;

[0013] The high-voltage resistance detection device comprises a working platform and a board-card connecting device arranged on the working platform, wherein the board-card connecting device is used to connect a board-card and a circuit board.

[0014] The board-card connection device includes a shielding member, a connecting channel provided on the shielding member, conductive pins extending from both ends of the connecting channel, and a positioning device for fixing the conductive pins on the connecting channel and keeping the conductive pins spaced apart from the shielding member, the connecting channel includes an outlet terminal and an inlet terminal respectively connected to two adjacent side surfaces of the shielding member, the positioning device includes a first positioning sleeve detachably connected to the shielding member, and a second positioning sleeve detachably connected to the shielding member, the conductive pin is bent so that its two ends are respectively plugged into the first positioning sleeve and the second positioning sleeve.

[0015] In the PCB board double-station detection equipment as described above, the first positioning sleeve is cylindrical, and is provided with a first center hole for one end of the conductive needle to pass through, and a clearance opening that passes through the side wall of the first positioning sleeve, and the clearance opening is used for the other end of the conductive needle to pass through along the radial direction of the first positioning sleeve.

[0016] In the PCB board double-station detection device as described above, the clearance opening is recessed from the bottom surface of the first positioning sleeve and is connected to the first center hole, the side surface and the bottom surface of the first positioning sleeve.

[0017] In the PCB board double-station detection equipment as described above, the second positioning sleeve is provided with a second center hole for the conductive needle to pass through, and a positioning opening, and the positioning opening is used to guide the second positioning sleeve to fit with the first positioning sleeve.

[0018] In the PCB board double-station detection device as described above, the connecting channel includes a first channel and a second channel, the second channel is arranged at the inner corner side of the first channel, and the distance between the two ports of the first channel is greater than the distance between the two ports of the second channel.

[0019] As described above, in the PCB board double-station detection equipment, the first channels are arranged in sequence along the length direction of the shielding component, the second channels are arranged in sequence along the length direction of the shielding component, the first channels and the second channels are staggered, and the second channel is located between the two first channels.

[0020] In the double-station detection device for PCB boards as described above, the shielding member is made of copper, and the conductive needle is made of copper.

[0021] In the dual-station PCB inspection device as described above, the aperture of the first channel is larger than the aperture of the second channel.

[0022] In the PCB board double-station detection device as described above, a plurality of the first channels and the second channels are arranged to form a channel group, and the two channel groups are arranged at intervals.

[0023] The beneficial effects of this application are:

[0024] The utility model provides a double-station detection device for PCB boards, which uses a feeding device and an auxiliary feeding device to feed materials on the left and right sides of a high-voltage detection device, thereby accelerating the feeding speed, so that the stations on the subsequent high-voltage detection device, the transfer device, and the classification device remain saturated, thereby maximizing the work efficiency. After the feeding device transfers the circuit board to the high-voltage detection device, the second suction mechanism transfers the circuit board to the transfer device, while the auxiliary feeding device has taken another circuit board and put it into the high-voltage detection device simultaneously. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model, the following briefly introduces the drawings required for describing the embodiments.

[0026] Figure 1 It is a structural schematic diagram of the utility model;

[0027] Figure 2 It is a schematic diagram of the structure of the board-to-card connection device;

[0028] Figure 3 is an exploded view of the positioning device;

[0029] Figure 4 yes Figure 2 sectional view of . DETAILED DESCRIPTION

[0030] In order to make the technical problems, technical solutions and beneficial effects solved by the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0031] PCB board double-station inspection equipment, including

[0032] A loading device 1, comprising a loading cavity 11 for placing the circuit board to be tested, and a first material suction mechanism 12 arranged above the loading cavity 11;

[0033] A secondary loading device 2, comprising a secondary loading cavity 21 for placing the circuit board to be tested, and a secondary suction mechanism 22 arranged above the secondary loading cavity 21;

[0034] A high-voltage resistance testing device 3, which is arranged between the feeding device 1 and the auxiliary feeding device 2 and is used to perform a pressure resistance test on the circuit board. The first suction mechanism 12 and the auxiliary suction mechanism 22 are used to transfer the circuit board to be tested to the high-voltage resistance testing device 3;

[0035] A transfer device 4, which is arranged at the rear side of the high-voltage resistance detection device 3;

[0036] A circuit short and resistance detection device 5, which is used to perform circuit short and resistance detection on the circuit board;

[0037] The transfer device 4 is provided with a second material suction mechanism for transferring the circuit board in the high voltage resistance detection device 3 to the circuit short and resistance detection device 5;

[0038] The classification device 6 comprises a plurality of quality classification areas 61 and a third material suction mechanism for moving the circuit board in the circuit short and resistance detection device 5 to each quality classification area 61;

[0039] The high voltage resistance detection device 3 comprises a working platform 31 and a board-card connecting device arranged on the working platform 31. The board-card connecting device 32 is used to connect a board-card and a circuit board.

[0040] The utility model provides a double-station detection device for PCB boards, which uses a feeding device and an auxiliary feeding device to feed materials on the left and right sides of a high-voltage detection device, thereby accelerating the feeding speed, so that the stations on the subsequent high-voltage detection device, the transfer device, and the classification device remain saturated, thereby maximizing the work efficiency. After the feeding device transfers the circuit board to the high-voltage detection device, the second suction mechanism transfers the circuit board to the transfer device, while the auxiliary feeding device has taken another circuit board and put it into the high-voltage detection device simultaneously.

[0041] The board-card connection device includes a shielding member 81, a connection channel 82 provided on the shielding member 81, a conductive pin 83 passing through both ends of the connection channel 82, and a positioning device 84 for fixing the conductive pin 83 on the connection channel 82 and keeping the conductive pin 83 spaced from the shielding member 81, the connection channel 82 includes an outlet 821 and an inlet 822 respectively connected to two adjacent sides of the shielding member 81, the positioning device 84 includes a first positioning sleeve 841 detachably connected to the shielding member 81, and a second positioning sleeve 842 detachably connected to the shielding member 81, and the conductive pin 83 is bent so that its two ends are respectively plugged into the first positioning sleeve 841 and the second positioning sleeve 842. First, the conductive pin is passed through the connection channel, and then inserted into the first positioning sleeve and the second positioning sleeve to position the conductive pin. When in use, one end of the conductive pin is used to be inserted into the card board, and the other end is inserted into the inductor fixture. When the conductive pin needs to be repaired and replaced, the first positioning sleeve and the second positioning sleeve can be removed, and then the conductive pin can be replaced. This avoids the problem of high cost due to the need to replace the entire conductive needle when it is damaged.

[0042] Further, as a preferred embodiment of the present solution but not a limitation, the first positioning sleeve 841 is cylindrical, and is provided with a first central hole 8411 for one end of the conductive needle 83 to pass through, and a clearance opening 8412 penetrating the side wall of the first positioning sleeve 841, and the clearance opening 8412 is used for the other end of the conductive needle 83 to pass through along the radial direction of the first positioning sleeve 841. The clearance opening can make way for the bent conductive needle.

[0043] Furthermore, as a preferred implementation manner of the present solution but not a limitation, the clearance opening 8412 is recessed from the bottom surface of the first positioning sleeve 841 , and is connected to the first center hole 8411 , the side surface and the bottom surface of the first positioning sleeve 841 .

[0044] Furthermore, as a preferred embodiment of the present solution but not a limitation, the second positioning sleeve 842 is provided with a second center hole 8421 for the conductive needle 83 to pass through, and a positioning opening 8422, and the positioning opening 8422 is used to guide the second positioning sleeve 842 to fit with the first positioning sleeve 841.

[0045] Further, as a preferred embodiment of the present solution but not limiting, the connecting channel 82 includes a first channel 823 and a second channel 824, the second channel 824 is arranged at the inner corner of the first channel 823, and the distance between the two ports of the first channel 823 is greater than the distance between the two ports of the second channel 824. The first connecting channel or the second connecting channel is selected according to different card boards.

[0046] Furthermore, as a preferred embodiment of the present solution but not a limitation, the first channels 823 are arranged in sequence along the length direction of the shielding component 81, the second channels 824 are arranged in sequence along the length direction of the shielding component 81, the first channels 823 and the second channels 824 are staggered, and the second channel 824 is located between the two first channels 823.

[0047] Further, as a preferred implementation of the present solution but not limiting, the shielding member 81 is made of copper, and the conductive needle 83 is made of copper.

[0048] Furthermore, as a preferred implementation of the present solution but not a limitation, the aperture of the first channel 823 is larger than the aperture of the second channel 824 .

[0049] Furthermore, as a preferred implementation manner of the present solution but not a limitation, fixing holes 811 are provided at both ends of the shielding member 81 .

[0050] Further, as a preferred implementation of the present solution but not a limitation, a plurality of the first channels 823 and the second channels 824 are arranged to form a channel group 85, and the two channel groups 85 are arranged at intervals.

[0051] The above description is only a preferred embodiment of the present application and is not intended to limit the scope of implementation of the present application. Other principles and basic structures that are the same or similar to those of the present application are within the protection scope of the present application.

Claims

1. PCB board double-station detection equipment, characterized by: include A loading device (1) comprising a loading cavity (11) for placing a circuit board to be tested, and a first material suction mechanism (12) arranged above the loading cavity (11); An auxiliary loading device (2), comprising an auxiliary loading cavity (21) for placing the circuit board to be tested, and an auxiliary material suction mechanism (22) arranged above the auxiliary loading cavity (21); A high-voltage resistance testing device (3) is arranged between the feeding device (1) and the auxiliary feeding device (2) and is used to perform a pressure resistance test on a circuit board; the first suction mechanism (12) and the auxiliary suction mechanism (22) are used to transfer the circuit board to be tested to the high-voltage resistance testing device (3); A transfer device (4), which is arranged at the rear side of the high-voltage resistance detection device (3); A circuit short and resistance detection device (5), which is used to perform circuit short and resistance detection on a circuit board; The transfer device (4) is provided with a second material suction mechanism for transferring the circuit board in the high voltage resistance detection device (3) to the circuit short and resistance detection device (5); A classification device (6), comprising a plurality of quality classification areas (61), and a third material suction mechanism for moving the circuit board in the circuit short and resistance detection device (5) to each quality classification area (61); The high-voltage resistance detection device (3) comprises a working platform (31) and a board-card connecting device arranged on the working platform (31).

2. The PCB board double-station detection equipment according to claim 1 is characterized in that: The board-card connection device comprises a shielding member (81), a connection channel (82) provided on the shielding member (81), a conductive pin (83) extending from both ends of the connection channel (82), and a positioning device (84) for fixing the conductive pin (83) on the connection channel (82) and keeping the conductive pin (83) spaced from the shielding member (81); the connection channel (82) comprises an outlet terminal (821) and an inlet terminal (822) respectively connected to two adjacent side surfaces of the shielding member (81); the positioning device (84) comprises a first positioning sleeve (841) detachably connected to the shielding member (81) and a second positioning sleeve (842) detachably connected to the shielding member (81); the conductive pin (83) is bent so that its two ends are respectively plugged into the first positioning sleeve (841) and the second positioning sleeve (842).

3. The PCB board double-station detection equipment according to claim 2 is characterized in that: The first positioning sleeve (841) is cylindrical and is provided with a first central hole (8411) for one end of the conductive needle (83) to pass through, and a clearance opening (8412) penetrating the side wall of the first positioning sleeve (841), wherein the clearance opening (8412) allows the other end of the conductive needle (83) to pass through along the radial direction of the first positioning sleeve (841).

4. The PCB board double-station detection equipment according to claim 3 is characterized in that: The clearance opening (8412) is recessed from the bottom surface of the first positioning sleeve (841) and communicates with the first center hole (8411), the side surface and the bottom surface of the first positioning sleeve (841).

5. The PCB board double-station detection equipment according to claim 2 is characterized in that: The second positioning sleeve (842) is provided with a second central hole (8421) for the conductive needle (83) to pass through, and a positioning opening (8422), wherein the positioning opening (8422) is used to guide the second positioning sleeve (842) to fit into the first positioning sleeve (841).

6. The PCB board double-station detection equipment according to claim 2, characterized in that: The connecting channel (82) comprises a first channel (823) and a second channel (824); the second channel (824) is arranged at an inner corner of the first channel (823); and the distance between the two ports of the first channel (823) is greater than the distance between the two ports of the second channel (824).

7. The PCB board double-station detection equipment according to claim 6, characterized in that: The first channels (823) are arranged in sequence along the length direction of the shielding member (81), and the second channels (824) are arranged in sequence along the length direction of the shielding member (81). The first channels (823) and the second channels (824) are staggered, and the second channel (824) is located between the two first channels (823).

8. The PCB board double-station detection equipment according to claim 2, characterized in that: The shielding member (81) is made of copper, and the conductive pin (83) is made of copper.

9. The PCB board double-station detection equipment according to claim 6, characterized in that: The aperture of the first channel (823) is larger than the aperture of the second channel (824).

10. The PCB board double-station detection equipment according to claim 6, characterized in that: A plurality of the first channels (823) and the second channels (824) are arranged to form a channel group (85), and the two channel groups (85) are arranged at intervals.

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