CN220795109U

CN220795109U - Jig plate for checking reverse adhesion of conductive foreign matters of horizontal brown wire

Info

Publication number: CN220795109U
Application number: CN202322145035.1U
Authority: CN
Inventors: 苏会宾; 陈玉元
Original assignee: Hong Sheng Precision Electronics Yantai Co ltd
Current assignee: Hong Sheng Precision Electronics Yantai Co ltd
Priority date: 2023-08-10
Filing date: 2023-08-10
Publication date: 2024-04-16
Anticipated expiration: 2033-08-10

Abstract

The utility model discloses a jig plate for checking reverse adhesion of conductive foreign matters on a horizontal brown wire, which comprises a table top, wherein four support rods are fixedly connected to the lower part of the table top, a control board is arranged on one side of the table top, a groove II is formed in the upper part of the control board, two connecting blocks are fixedly arranged on the upper part of the groove II, plug holes are formed in the upper parts of the two connecting blocks, a groove I is formed in the upper part of the table top, a plurality of fixing blocks are fixedly arranged at the edge of the upper part of the table top, and limiting blocks are rotatably connected to the upper parts of the fixing blocks. Through the base plate, when using, will be provided with the PCB board circuit of circuit block and fix on the base plate, then lay the base plate in recess one, buckle the stopper downwards for the position of base plate is fixed, afterwards, with plug one and plug two next to each PCB board circuit respectively with insert one and insert two and be connected, insert two joints of outside universal meter in the spliced eye in the connecting block.

Description

Jig plate for checking reverse adhesion of conductive foreign matters of horizontal brown wire

Technical Field

The utility model belongs to the technical field of test jigs, and particularly relates to a jig plate for checking reverse adhesion of conductive foreign matters on horizontal brown wires.

Background

The horizontal brown production line mainly aims at the production of a multilayer printed circuit board, and has the main effects of promoting the bonding of an inorganic interface and an organic interface, namely a copper surface and polymer resin, for the subsequent circuit production of the multilayer printed circuit board, the surface welding and the mounting of electronic components, the brown purpose is to increase the bonding force between a raw board and PP, if the brown purpose is poor, the PCB oxide surface layering, the inner layer etching is not clean, the osmotic plating and other problems are caused, the brown purpose can remove grease, sundries and the like on the surface of the raw board, the cleanliness of the board surface is ensured, the copper surface of a substrate is provided with a layer of uniform fluff after the brown purpose, the bonding force between the substrate and the PP is increased, the problems of layering and bursting of the board are avoided, the brown purpose is to avoid the water absorption of the brown layer, the process is simple, the brown purpose is easy to control, the brown film has acid resistance is good, the pink ring defect and other problems are avoided, and the brown purpose is an economical choice under the condition that the process requirement allows.

Copper-containing conductive pollutants can be generated in the running process of the PCB horizontal browning line equipment, if maintenance is incomplete or cleaning is not timed, the roller pollution phenomenon can occur, and the phenomenon is reversely dipped between PCB lines or pads along with the efficiency of the roller rotation, and due to smaller pollutants, visual inspection can not be performed, and finally, poor functionality is caused, and the traditional inspection mode of the conductive foreign matters of the existing browning horizontal line is visual inspection after each maintenance: the method 1 adopts a copper-free substrate to pass through a horizontal line, but the plate surface is smooth and flat, pollutants on rollers in the horizontal line are not easy to fall off, and the simulation effect is poor; the method 2 adopts visual inspection after the loop circuit board is leveled, and can effectively simulate the situation of foreign matters stuck between circuits or pads, but the visual inspection of circuit intensive personnel is not thorough, so that an effective inspection method is necessary to design.

Disclosure of Invention

Aiming at the defects existing in the prior art, the utility model aims to provide a jig plate for checking the reverse sticking of the conductive foreign matters of the horizontal brown wires, and solves the problems of incomplete reverse sticking check and inconvenient operation of the conductive foreign matters of the horizontal brown wires.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a tool board of anti-sticky of electrically conductive foreign matter of inspection level palm ization line, includes the mesa, four bracing pieces of lower part fixedly connected with of mesa, one side of mesa is provided with the control panel, fluted second is seted up on the upper portion of control panel, the upper portion fixedly connected with two connecting blocks of fluted second, two the spliced eye is all seted up on the upper portion of connecting block, fluted first is seted up on the upper portion of mesa, upper portion edge fixedly connected with a plurality of fixed blocks of mesa, a plurality of the upper portion of fixed block is all rotated and is connected with the stopper, the inside of recess first is provided with the base plate, the upper portion of base plate is provided with a plurality of PCB board circuit, a plurality of recess third is seted up on the upper portion of base plate, a plurality of the bottom fixed ring of recess third is fixedly connected with plug second, plug first and plug second's outside all cup joint the insulating sleeve, a plurality of PCB board upper portion edge fixedly connected with a plurality of fixed blocks have a plurality of, PCB board first end is provided with the tail end of PCB circuit, second is provided with the inside block is provided with the circuit, second is provided with the circuit of circuit, second end is provided with the circuit of second, the test block is close to the inside circuit of circuit, second end is provided with the circuit of second, and the test circuit of second is provided with the circuit.

Preferably, the first line and the second line arranged in the line block are parallel lines, and the distance between the two lines of the first line and the second line is 2.5mil and the first line and the second line are wound into a shape of a 'loop'.

By adopting the technical scheme, the device has the advantages that pollutants generated on the PCB circuit can be effectively detected, the phenomenon that the circuit intensive personnel are not thoroughly inspected visually is avoided, the monitoring area can be increased as much as possible, the follow-up cleaning of the pollutants is convenient, and the manpower and material resources are saved.

Preferably, the plurality of PCB circuits are uniformly arranged on the 21inch by 24inch substrate in a matrix.

By adopting the technical scheme, the method has the advantages that pollutants generated on the PCB circuit can be effectively detected, the phenomenon that the circuit intensive personnel are not thoroughly inspected visually is avoided, the monitoring area can be increased as much as possible, and the follow-up cleaning of the pollutants is convenient.

Preferably, the first plug and the second plug penetrate through the substrate, and one ends of the first plug and the second plug, which are far away from the insulating sleeve, penetrate through the interior of the table top and extend to the connecting block to be connected with the plug hole.

Through adopting above-mentioned technical scheme, advantage lies in being convenient for connect circuit block and outside universal meter to whether the pollutant exists on the detection PCB board circuit that can be better, the follow-up clean processing of being convenient for has reduced user's operating procedure, has improved the availability factor of device.

Preferably, the plug holes at the upper parts of the two connecting blocks are respectively connected with an external universal meter connector.

Through adopting above-mentioned technical scheme, advantage lies in being convenient for detect the place position of the pollutant that produces on the PCB board circuit, and the personnel of being convenient for clean it, has improved the availability factor of device, increases the thoroughly of device inspection.

Preferably, the four support rods are uniformly arranged in a matrix.

By adopting the technical scheme, the device has the advantages that the stability of the device in use is improved, and the stability of the whole structure is improved.

Preferably, the length of the first plug and the second plug above the substrate is matched with the height of the PCB circuit.

By adopting the technical scheme, the method has the advantages that pollutants generated on the PCB circuit can be effectively detected, the phenomenon that the circuit intensive personnel are not thoroughly checked visually is avoided, the operation steps of users are reduced, and the follow-up cleaning of the pollutants is convenient.

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

1. through the circuit block and the PCB circuit that set up, be convenient for detect the place position of the pollutant that produces on the PCB circuit, avoided because the circuit is intensive to make personnel's visual inspection not thoroughly, reduced manual operation's step, improved clean thoroughly.

2. Through base plate and the plug that set up, can effectively detect the pollutant that produces on the PCB board circuit, avoid the intensive personnel of circuit to inspect thoroughly by eye, can increase monitoring area as far as possible, be convenient for follow-up cleanness to the pollutant.

3. Through the spliced eye that sets up, be convenient for connect circuit block and outside universal meter to whether the pollutant exists on the detection PCB board circuit that can be better, the follow-up clean processing of being convenient for has reduced user's operating procedure, has improved the availability factor of device.

Drawings

FIG. 1 is a schematic view of a front elevation view of the present utility model;

FIG. 2 is a schematic plan view of a circuit block according to the present utility model;

FIG. 3 is a schematic view of a planar structure of a substrate according to the present utility model;

FIG. 4 is an enlarged schematic view of the structure of FIG. 1;

fig. 5 is a schematic diagram of a side cross-sectional structure of a substrate according to the present utility model.

In the figure: 1. an access terminal I; 2. an access terminal II; 3. a first circuit; 4. a second circuit; 5. testing the tail end I; 6. testing a second tail end; 7. PCB circuit; 8. a circuit block; 9. a substrate; 10. a support rod; 11. a table top; 12. a fixed block; 13. a limiting block; 14. a groove I; 15. a control board; 16. a second groove; 17. a connecting block; 18. an insulating sleeve; 19. a first plug; 20. a second plug; 21. a plug hole; 22. a groove III; 23. and a fixing ring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by one of ordinary skill in the art without undue burden on the person of ordinary skill in the art based on the embodiments of the present utility model, are within the scope of the present utility model.

As shown in fig. 1-5, a fixture plate for inspecting inverse sticking of conductive foreign matters of a horizontal browning line comprises a table top 11, wherein four supporting rods 10 are fixedly connected to the lower part of the table top 11, a control board 15 is arranged on one side of the table top 11, a second groove 16 is formed in the upper part of the control board 15, two connecting blocks 17 are fixedly arranged on the upper part of the second groove 16, inserting holes 21 are formed in the upper parts of the two connecting blocks 17, a first groove 14 is formed in the upper part of the table top 11, a plurality of fixing blocks 12 are fixedly arranged at the edge of the upper part of the table top 11, limiting blocks 13 are rotatably connected to the upper parts of the plurality of fixing blocks 12, a base plate 9 is arranged in the first groove 14, a plurality of PCB (printed circuit board) lines 7 are arranged on the upper part of the base plate 9, a plurality of grooves three 22 are formed in the upper part of the base plate 9, the bottom fixed mounting of a plurality of recess third 22 has solid fixed ring 23, the inside of a plurality of recess third 22 is all fixedly connected with plug first 19, the inside of a plurality of recess third 22 is all fixedly connected with plug second 20, the outside of plug first 19 and plug second 20 has all been cup jointed and is connected with insulating sleeve 18, the upper portion of a plurality of PCB board circuit 7 all is provided with circuit block 8, the inside of circuit block 8 is provided with circuit first 3, the inside of circuit block 8 is provided with circuit second 4, the one end that circuit first 3 is close to PCB board circuit 7 center is provided with test tail end first 5, the other end of circuit first 3 is provided with access terminal first 1, the one end that circuit second 4 is close to PCB board circuit 7 center is provided with test tail end second 6, the other end of circuit second 4 is provided with access terminal second 2.

The working principle of the technical scheme is as follows:

in use, the PCB circuit 7 with the circuit block 8 is fixed on the substrate 9, the substrate 9 is placed in the first groove 14, the limiting block 13 is buckled downwards to fix the position of the substrate 9, then the first plug 19 and the second plug 20 beside each PCB circuit 7 are respectively connected with the first access terminal 1 and the second access terminal 2, and the two connectors of the external multimeter are inserted into the inserting holes 21in the connecting block 17, so that the connectors of the external multimeter are connected with the first plug 19 and the second plug 20, and then the resistance values of the two adjacent PCB circuits 7 are measured by using the multimeter, and each circuit block 8 is twoThe first and second access terminals 1 and 2 of the terminal are measured, and the first and second lines 3 and 4 are normally non-conductive, i.e. the resistance is infinite, e.g. the resistance is less than 10 ⁶ It indicates that the conductive foreign matter remains, the maintenance and cleaning are not complete, and the maintenance and cleaning are needed again.

In another embodiment, as shown in fig. 2-3, the first line 3 and the second line 4 are parallel lines, and the distance between the first line 3 and the second line 4 is 2.5mil, and the lines are wound into a shape of a 'loop'.

The circuit of "returning" shape can effectively detect the pollutant that produces on the PCB board circuit 7, avoids the intensive personnel of circuit to visually inspect thoroughly, can increase monitoring area as far as possible, and follow-up cleanness to the pollutant of being convenient for practices thrift manpower and materials.

In another embodiment, as shown in fig. 1-3, a plurality of PCB board traces 7 are uniformly arranged in a matrix on a 21inch by 24inch substrate 9.

The method can effectively detect the pollutants generated on the PCB circuit 7, avoid incomplete visual inspection of circuit intensive personnel, enlarge the monitoring area as much as possible, and facilitate the subsequent cleaning of the pollutants.

In another embodiment, as shown in fig. 1, the first plug 19 and the second plug 20 penetrate the substrate 9, and the ends of the first plug 19 and the second plug 20 away from the insulating sleeve 18 penetrate the interior of the table top 11 and extend to the connection block 17 to connect with the plug hole 21.

Be convenient for connect circuit block 8 and outside universal meter to whether the pollutant exists on the detection PCB board circuit 7 that can be better, the follow-up clean processing of being convenient for has reduced user's operating procedure, has improved the availability factor of device.

In another embodiment, shown in FIG. 1, the upper mating holes 21 of the two connector blocks 17 are each connected to an external multimeter connector.

The position of the pollutant generated on the PCB circuit 7 is conveniently detected, the personnel can conveniently clean the pollutant, the use efficiency of the device is improved, and the thoroughly of device inspection is improved.

In another embodiment, as shown in fig. 1, four support rods 10 are uniformly arranged in a matrix.

The stability of the device in use is improved, and the stability of the whole structure is improved.

In another embodiment, as shown in fig. 4-5, the length of the first plug 19 and the second plug 20 above the substrate 9 is adapted to the height of the PCB circuit 7.

The method can effectively detect the pollutants generated on the PCB circuit 7, avoid incomplete visual inspection of dense personnel on the circuit, reduce the operation steps of users, and facilitate the subsequent cleaning of the pollutants.

The working principle and the using flow of the utility model are as follows: in use, the PCB circuit 7 provided with the circuit block 8 is fixed on the substrate 9, the substrate 9 is placed in the first groove 14, the limiting block 13 is buckled downwards to fix the position of the substrate 9, then the first plug 19 and the second plug 20 beside each PCB circuit 7 are respectively connected with the first access terminal 1 and the second access terminal 2, two connectors of an external universal meter are inserted into the inserting holes 21in the connecting block 17, therefore, the connectors of the external universal meter are connected with the first plug 19 and the second plug 20, then the universal meter is used for measuring the resistance values of two adjacent PCB circuits 7, the first access terminal 1 and the second access terminal 2 at the two ends of each circuit block 8 are all required to be measured, and under normal conditions, the first circuit 3 and the second circuit 4 are not conducted, namely the resistance values are infinite, for example, the resistance values are smaller than 10 ⁶ It indicates that the conductive foreign matter remains, the maintenance and cleaning are not complete, and the maintenance and cleaning are needed again.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a tool board that inspection level brown wire electrically conducts foreign matter anti-and stained with, includes mesa (11), its characterized in that: four bracing pieces (10) are fixedly connected to the lower part of the table top (11), one side of the table top (11) is provided with a control board (15), two grooves (16) are formed in the upper part of the control board (15), two connecting blocks (17) are fixedly installed on the upper parts of the two grooves (16), inserting holes (21) are formed in the upper parts of the two connecting blocks (17), a first groove (14) is formed in the upper part of the table top (11), a plurality of fixing blocks (12) are fixedly installed on the edge of the upper part of the table top (11), a plurality of limiting blocks (13) are respectively and rotatably connected to the upper parts of the fixing blocks (12), a base plate (9) is arranged in the first groove (14), a plurality of PCB circuit (7) are arranged on the upper part of the base plate (9), a plurality of grooves (22) are formed in the upper part of the base plate (9), fixing rings (23) are respectively formed in the bottom of the grooves (22), a plurality of grooves (22) are respectively and fixedly connected with one fixing block (19), two connecting blocks (20) are respectively connected with one plug (19) and two connecting blocks (20), the circuit block is characterized in that a first circuit (3) is arranged in the circuit block (8), a second circuit (4) is arranged in the circuit block (8), one end, close to the center of the PCB circuit (7), of the first circuit (3) is provided with a first test tail end (5), the other end of the first circuit (3) is provided with a first access end (1), one end, close to the center of the PCB circuit (7), of the second circuit (4) is provided with a second test tail end (6), and the other end of the second circuit (4) is provided with a second access end (2).

2. The jig plate for inspecting conductive foreign matter anti-sticking of horizontal browned wire according to claim 1, wherein: the first circuit (3) and the second circuit (4) which are arranged in the circuit block (8) are parallel circuits, and the distance between the two wires of the first circuit (3) and the second circuit (4) is 2.5mil and the circuit block is wound into a shape of a 'return'.

3. The jig plate for inspecting conductive foreign matter anti-sticking of horizontal browned wire according to claim 1, wherein: the PCB circuit (7) is uniformly arranged on the 21inch 24inch base plate (9) in a matrix.

4. The jig plate for inspecting conductive foreign matter anti-sticking of horizontal browned wire according to claim 1, wherein: the first plug (19) and the second plug (20) penetrate through the substrate (9), and one ends of the first plug (19) and the second plug (20) far away from the insulating sleeve (18) penetrate through the table top (11) and extend to the connecting block (17) to be connected with the plug hole (21).

5. The jig plate for inspecting conductive foreign matter anti-sticking of horizontal browned wire according to claim 1, wherein: the splicing holes (21) at the upper parts of the two connecting blocks (17) are respectively connected with an external universal meter connector.

6. The jig plate for inspecting conductive foreign matter anti-sticking of horizontal browned wire according to claim 1, wherein: the four support rods (10) are uniformly arranged in a matrix.

7. The jig plate for inspecting conductive foreign matter anti-sticking of horizontal browned wire according to claim 1, wherein: the length of the first plug (19) and the second plug (20) above the substrate (9) is matched with the height of the PCB circuit (7).