CN214174556U

CN214174556U - PCB (printed circuit board) detection jig

Info

Publication number: CN214174556U
Application number: CN202022505875.0U
Authority: CN
Inventors: 邓利民; 高艳华; 高运平
Original assignee: Meizhou Chaojie Electronics Co ltd
Current assignee: Meizhou Chaojie Electronics Co ltd
Priority date: 2020-11-03
Filing date: 2020-11-03
Publication date: 2021-09-10
Anticipated expiration: 2030-11-03

Abstract

The utility model discloses a fixture for PCB circuit board detection, which relates to the technical field of circuit board detection. The utility model aims to solve the problem that most of the detection contacts are relatively fixed and when testing PCB circuit boards of different specifications, the detection contacts need to be adjusted accordingly and that the adjustment methods of the detection contacts are more complicated, which leads to a large increase in detection time and poor detection efficiency. An anti-skid support leg is arranged under the detection platform, and the anti-skid support leg and the detection platform are connected by screws. A first fixed block and a second fixed block are arranged above the detection platform, and the first fixed block and the detection platform are connected by screws. An electric telescopic rod is arranged on one side of the first fixed block, and a guide hole is arranged inside the second fixed block. One side of the electric telescopic rod is provided with a guide sliding rod, both ends of the guide sliding rod are provided with limit blocks, and both sides of the electric telescopic rod are provided with springs.

Description

PCB (printed circuit board) detection jig

Technical Field

The utility model relates to a circuit board detects technical field, specifically is a tool is used in PCB circuit board detection.

Background

The PCB, which is also called printed circuit board, is an important electronic component, a support for electronic components, and a carrier for electrical connection of electronic components. The PCB circuit board needs to be subjected to function detection before use, only the qualified PCB circuit board is detected and the real finished PCB circuit board is calculated, the PCB circuit board can be used, a jig needs to be used for assistance when the PCB circuit board is detected, and the jig is mainly used as a tool for assisting in controlling the position or action.

At present, when the used jig is used for detecting the PCB, the detection contacts are mostly relatively fixed, corresponding adjustment needs to be carried out on the detection contacts when the PCB of different specifications is detected, the adjustment mode of the detection contacts is complex, the detection time is greatly increased, the detection efficiency is poor, and the use requirement cannot be met. Therefore, there is a need for a PCB inspection jig to solve these problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a tool is used in PCB circuit board detection to it is most all relatively fixed to provide the detection contact in solving above-mentioned background art, need carry out corresponding adjustment to the detection contact when the PCB circuit board of different specifications detects, and detection contact adjustment mode is comparatively complicated, leads to check-out time greatly increased, the not good problem of detection efficiency.

In order to achieve the above object, the utility model provides a following technical scheme: a jig for PCB detection comprises a detection table, an antiskid supporting leg is arranged below the detection table, the antiskid supporting legs are connected with the detection platform through screws, a first fixing block and a second fixing block are arranged above the detection platform, the first fixed block is connected with the detection platform through a screw, one side of the first fixed block is provided with an electric telescopic rod, the electric telescopic rod is connected with the first fixed block through a screw, a guide hole is arranged in the second fixed block, a guide slide rod is arranged on one side of the electric telescopic rod, one end of the guide sliding rod penetrates through the guide hole and extends to one side of the second fixing block, two ends of the guide sliding rod are respectively provided with a limiting block, and the limiting block passes through the screw connection with direction slide bar and electric telescopic handle, electric telescopic handle's both sides all are provided with the spring, and the both ends of spring pass through the screw connection with first fixed block and second fixed block respectively.

Preferably, the top of first fixed block is provided with detects the frame, the below of detecting the frame is provided with moves and detects the contact pilotage, and moves and detect contact pilotage and detection frame sliding connection, one side of first fixed block is provided with surely detects the contact pilotage, and surely detects the contact pilotage and pass through screw connection with first fixed block, the upper end of first fixed block is provided with the spacing spout of second, and the spacing spout of second is provided with two, the below of detecting the frame is provided with T type slider, and T type slider is provided with two, and T type slider passes through screw connection with detecting the frame, the one end of T type slider extends to the inside of the spacing spout of second, and T type slider and first fixed block sliding connection.

Preferably, the upper end of examining test table is provided with first spacing spout, and first spacing spout is provided with two, the below of second fixed block is provided with the slider, and the slider is provided with two, and slider and second fixed block pass through screw connection, the one end of slider extends to the inside of first spacing spout, and slider and examine test table sliding connection, one side of second fixed block is provided with the handle, and the handle passes through screw connection with the second fixed block.

Preferably, one side of examining test table is provided with display screen, adjust knob and power button, and display screen, adjust knob and power button all with examine test table and pass through the screw connection.

Preferably, a folding grid frame is arranged between the first fixing block and the second fixing block, and two ends of the folding grid frame are respectively connected with the first fixing block and the second fixing block through screws.

Preferably, rubber pads are arranged on the inner sides of the first fixing block and the second fixing block, and the rubber pads are connected with the first fixing block and the second fixing block in a fit mode.

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

1. the utility model discloses a device is through detecting the frame, moving the setting that detects contact pilotage, T type slider and the spacing spout of second, moves and detects the contact pilotage and can slide with detecting the frame, and can slide equally through T type slider and the spacing spout of second between detecting frame and the first fixed block to slide from another angle and move and detect the contact pilotage, can detect a plurality of points of PCB circuit board like this. The problem of detect that contact pin adjustment mode is not good when detecting PCB circuit board multiple spot the degree of difficulty increases is solved.

2. The utility model discloses a device passes through electric telescopic handle, a spring, the setting of direction slide bar and stopper, can drive the direction slide bar through electric telescopic handle and remove, and the stopper then can carry on spacingly to the second fixed block, thereby can adjust the interval between first fixed block and the second fixed block, and the spring then can drag the second fixed block towards first fixed block, can fix PCB circuit board centre gripping with the help of the extrusion force between first fixed block and the second fixed block, thereby realize fixing not unidimensional PCB circuit board. The problem of fixed effect not good to the PCB circuit board of equidimension not, cause the interference to the testing result is solved.

3. The utility model discloses a device is through the setting of folding grid frame and rubber pad, and folding grid frame can slide along with the second fixed block and carry out corresponding folding up to provide the supporting force to the PCB circuit board of centre gripping, the rubber pad can carry out buffer protection to the PCB circuit board of centre gripping, thereby makes PCB circuit board fixed more stable. The problem of PCB circuit board fixed unstable, rock easily in the testing process, influence the detection is solved.

Drawings

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

fig. 2 is a connection cross-sectional view of the first fixing block and the second fixing block of the present invention;

FIG. 3 is a connection diagram of the second fixing block and the inspection table of the present invention;

fig. 4 is a partial enlarged view of the area a of the present invention.

In the figure: 1. a detection table; 2. anti-skid support legs; 3. a first fixed block; 4. a display screen; 5. adjusting a knob; 6. a power button; 7. a second fixed block; 8. a handle; 9. a guide slide bar; 10. folding the grid frame; 11. a detection frame; 12. a dynamic detection stylus; 13. an electric telescopic rod; 14. a first limiting chute; 15. a rubber pad; 16. a guide hole; 17. a limiting block; 18. a spring; 19. a slider; 20. a T-shaped slider; 21. a second limiting chute; 22. and (4) determining the detection contact pin.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-4, the present invention provides an embodiment: a jig for PCB detection comprises a detection table 1, wherein an anti-skid supporting leg 2 is arranged below the detection table 1, the anti-skid supporting leg 2 is connected with the detection table 1 through a screw, a first fixing block 3 and a second fixing block 7 are arranged above the detection table 1, the first fixing block 3 is connected with the detection table 1 through a screw, the PCB can be clamped and fixed through the first fixing block 3 and the second fixing block 7, an electric telescopic rod 13 is arranged on one side of the first fixing block 3, the electric telescopic rod 13 is connected with the first fixing block 3 through a screw, the electric telescopic rod 13 can adjust the distance between the first fixing block 3 and the second fixing block 7, a guide hole 16 is formed in the second fixing block 7, a guide slide bar 9 is arranged on one side of the electric telescopic rod 13, and one end of the guide slide bar 9 penetrates through the guide hole 16 and extends to one side of the second fixing block 7, guide slide bar 9 and guiding hole 16 are convenient for second fixed block 7 to slide along guide slide bar 9, guide slide bar 9's both ends all are provided with stopper 17, and stopper 17 passes through screwed connection with guide slide bar 9 and electric telescopic handle 13, stopper 17 can be spacing to second fixed block 7, electric telescopic handle 13's both sides all are provided with spring 18, and spring 18's both ends pass through screwed connection with first fixed block 3 and second fixed block 7 respectively, spring 18 can drag second fixed block 7 towards first fixed block 3.

Further, the top of first fixed block 3 is provided with detection frame 11, the below of detection frame 11 is provided with moves detection contact needle 12, and move detection contact needle 12 and detection frame 11 sliding connection, one side of first fixed block 3 is provided with decides detection contact needle 22, and decide detection contact needle 22 and pass through screw connection with first fixed block 3, the upper end of first fixed block 3 is provided with the spacing spout 21 of second, the spacing spout 21 of second is provided with two, the below of detection frame 11 is provided with T type slider 20, T type slider 20 is provided with two, and T type slider 20 passes through screw connection with detection frame 11, the one end of T type slider 20 extends to the inside of the spacing spout 21 of second, and

T type slider

20 and 3 sliding connection of first fixed block. A plurality of point positions of the PCB can be detected by changing the spatial position of the movable detection contact pin 12, and the detection efficiency is improved.

Further, the upper end of examining test table 1 is provided with first spacing spout 14, first spacing spout 14 is provided with two, the below of second fixed block 7 is provided with slider 19, slider 19 is provided with two, and slider 19 passes through screw connection with second fixed block 7, the one end of slider 19 extends to the inside of first spacing spout 14, and slider 19 with examine test table 1 sliding connection, one side of second fixed block 7 is provided with handle 8, and handle 8 passes through screw connection with second fixed block 7. The second fixed block 7 can be pulled to slide along the guide sliding rod 9 by the handle 8, and the sliding block 19 and the first limit sliding chute 14 can guide and limit the sliding second fixed block 7.

Further, one side of examining test table 1 is provided with display screen 4, adjust knob 5 and power button 6, and display screen 4, adjust knob 5 and power button 6 all with examine test table 1 and pass through the screw connection. The detection result can be visually displayed through the display screen 4.

Further, a folding grid frame 10 is arranged between the first fixing block 3 and the second fixing block 7, and two ends of the folding grid frame 10 are respectively connected with the first fixing block 3 and the second fixing block 7 through screws. The folding grid frame 10 can be correspondingly folded when sliding along the second fixing block 7, so that the support can be provided for the PCB.

Further, rubber pads 15 are arranged on the inner sides of the first fixing block 3 and the second fixing block 7, and the rubber pads 15 are attached to the first fixing block 3 and the second fixing block 7. The rubber pad 15 can be used for extrusion buffering, so that the clamping and fixing stability of the PCB is improved.

The working principle is as follows: when the folding grid frame is used, the electric telescopic rod 13 is driven according to the detected size of the PCB, the distance between the first fixed block 3 and the second fixed block 7 is adjusted to be the same as the size of the PCB, the folding grid frame 10 can be correspondingly folded along with the sliding of the second fixed block 7 by pulling the second fixed block 7, the size of the PCB is placed on the folding grid frame 10, the second fixed block 7 is loosened, the second fixed block 7 is pulled under the action of the spring 18 to clamp and fix the PCB and fold the folding grid frame 10, the contact of the PCB is contacted with the fixed detection contact pin 22, as the movable detection contact pin 12 is in sliding connection with the detection frame 11, the detection frame 11 and the first fixed block 3 can slide in the second limit sliding chute 21 through the T-shaped sliding block 20, and the spatial position of the fixed detection contact pin 22 can be changed through the sliding detection frame 11 and the fixed detection contact pin 22, the detection circuit is switched on, and the fixed detection contact pin 22 is contacted with the contact point on the PCB for detection.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a PCB circuit board detects uses tool, is including detecting platform (1), its characterized in that: the anti-skidding support leg (2) is arranged below the detection table (1), the anti-skidding support leg (2) is connected with the detection table (1) through screws, a first fixing block (3) and a second fixing block (7) are arranged above the detection table (1), the first fixing block (3) is connected with the detection table (1) through screws, an electric telescopic rod (13) is arranged on one side of the first fixing block (3), the electric telescopic rod (13) is connected with the first fixing block (3) through screws, a guide hole (16) is formed in the second fixing block (7), a guide sliding rod (9) is arranged on one side of the electric telescopic rod (13), one end of the guide sliding rod (9) penetrates through the guide hole (16) and extends to one side of the second fixing block (7), limit blocks (17) are arranged at two ends of the guide sliding rod (9), and the limit blocks (17) are connected with the guide sliding rod (9) and the electric telescopic rod (13) through screws, the two sides of the electric telescopic rod (13) are respectively provided with a spring (18), the two ends of the spring (18) are respectively connected with the first fixed block (3) and the second fixed block (7) through screws, a detection frame (11) is arranged above the first fixed block (3), a movable detection contact pin (12) is arranged below the detection frame (11), the movable detection contact pin (12) is connected with the detection frame (11) in a sliding manner, a fixed detection contact pin (22) is arranged on one side of the first fixed block (3), the fixed detection contact pin (22) is connected with the first fixed block (3) through screws, the upper end of the first fixed block (3) is provided with a second limiting sliding groove (21), the second limiting sliding grooves (21) are provided with two, a T-shaped sliding block (20) is arranged below the detection frame (11), the T-shaped sliding block (20) is provided with two sliding blocks, and the T-shaped sliding block (20) is connected with the detection frame (11) through screws, one end of the T-shaped sliding block (20) extends to the inside of the second limiting sliding groove (21), and the T-shaped sliding block (20) is connected with the first fixing block (3) in a sliding mode.

2. The jig for detecting the PCB of claim 1, wherein: examine the upper end of platform (1) and be provided with first spacing spout (14), first spacing spout (14) are provided with two, the below of second fixed block (7) is provided with slider (19), and slider (19) are provided with two, and slider (19) pass through screw connection with second fixed block (7), the one end of slider (19) extends to the inside of first spacing spout (14), and slider (19) and examine platform (1) sliding connection, one side of second fixed block (7) is provided with handle (8), and handle (8) pass through screw connection with second fixed block (7).

3. The jig for detecting the PCB of claim 1, wherein: one side of the detection table (1) is provided with a display screen (4), an adjusting knob (5) and a power button (6), and the display screen (4), the adjusting knob (5) and the power button (6) are all connected with the detection table (1) through screws.

4. The jig for detecting the PCB of claim 1, wherein: a folding grid frame (10) is arranged between the first fixing block (3) and the second fixing block (7), and two ends of the folding grid frame (10) are respectively connected with the first fixing block (3) and the second fixing block (7) through screws.

5. The jig for detecting the PCB of claim 1, wherein: the inner sides of the first fixing block (3) and the second fixing block (7) are respectively provided with a rubber pad (15), and the rubber pads (15) are attached to the first fixing block (3) and the second fixing block (7).