CN216526159U

CN216526159U - But PCB board detection tool of quick replacement detection panel

Info

Publication number: CN216526159U
Application number: CN202122952624.1U
Authority: CN
Inventors: 符晰帆
Original assignee: Shenzhen Dongfang Ruide Electronics Co ltd
Current assignee: Shenzhen Dongfang Ruide Electronics Co ltd
Priority date: 2021-11-29
Filing date: 2021-11-29
Publication date: 2022-05-13
Anticipated expiration: 2031-11-29

Abstract

The utility model discloses a PCB (printed circuit board) detection jig capable of quickly replacing a detection panel, which comprises a detection table, a support frame and a pressing component, wherein the detection table comprises a box body and a detection plate which is detachably arranged at the top of the box body, and a fixing component is arranged at the joint of the box body and the periphery of the detection plate; the PCB detection device comprises a detection plate, wherein a fixing part is arranged on the detection plate, a plurality of detection probes are vertically inserted in the fixing part, and a positioning plate for fixing a PCB is movably inserted in the fixing part. The PCB detection device has the advantages that the detection plate can be detached by unfastening the fixing component, the PCB plates of various types can be detected by replacing the corresponding detection plate, the enterprise cost is reduced, and the mode of directly replacing the detection plate is more convenient and quicker than the prior art.

Description

But PCB board detection tool of quick replacement detection panel

Technical Field

The utility model relates to the technical field of a PCB detection jig capable of quickly replacing a detection panel, in particular to a PCB detection jig capable of quickly replacing a detection panel.

Background

The PCB is an important electronic component, is also called as a printed circuit board and a printed circuit board, and is used as a support body of the electronic component and is used for providing electrical connection for the electronic component; after the PCB is manufactured, the PCB needs to be electrified for detection in order to guarantee normal operation of functions of the PCB. At present, a PCB is usually installed on a detection fixture for detection, and a connection contact point on the PCB is electrically connected with a detection probe on the detection fixture, so that the PCB is electrified to detect functions of the PCB.

However, since the appearance structures of various PCBs are different and the positions of the connection contacts thereof are also different, one detection jig can only detect PCBs of corresponding types, and when PCBs of various types are provided, multiple detection jigs are required, which results in high production cost of enterprises; therefore, in order to reduce the cost, a universal detection jig appears on the market, and can detect the PCBs of various models, the detection jig is provided with a plurality of mounting holes through a detection plate for fixing detection probes, the detection probes are fixed through the mounting holes, and when the PCBs of different models are detected, the detection probes can be mounted in the different mounting holes, so that the detection probes correspond to the contacts on the PCBs, and the detection of the PCBs is further realized;

although this kind of PCB board among the prior art has realized the detection to multiple model PCB board, but the testing probe is less, is difficult to extract from the normal position when leading to changing its position to some testing probe tops are comparatively sharp, are changing the in-process fish tail user of mounted position easily, and the change mode is too complicated loaded down with trivial details, and is injured easily.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems in the prior art, the utility model provides the PCB detection jig capable of quickly replacing the detection panel, so that the production cost of an enterprise can be reduced, and the replacement mode is convenient and quick.

The technical scheme adopted by the utility model for solving the technical problem is as follows: a PCB detection jig capable of quickly replacing a detection panel comprises a detection table, a support frame arranged on the detection table and a pressing assembly arranged on the support frame, wherein the detection table comprises a box body and a detection plate detachably arranged at the top of the box body, and a fixing assembly used for fixing the detection plate is arranged at the connection position of the box body and the detection plate;

the PCB board detection device is characterized in that a fixing part is arranged on the position, corresponding to the pressing component, of the detection board, a plurality of detection probes are vertically inserted into the fixing part, and a positioning board for fixing the PCB board is movably inserted into the fixing part.

Further, a fixing hole is vertically formed in the end face of the top of the box body, and a fixing column inserted into the fixing hole is arranged at the bottom of the detection plate;

and the positioning plate is provided with a detection hole at a position corresponding to the detection probe, and the top of the detection probe is movably inserted in the detection hole.

Furthermore, the fixing assembly comprises a fastener fixedly mounted on the side wall of the box body and a buckle seat fixedly mounted on the side wall of the detection plate, a hanging ring is movably mounted at one end, close to the buckle seat, of the fastener, and the hanging ring is hung in the buckle seat.

Furthermore, the fixing part is provided with an installation pipe extending into the box body, the end face, close to the fixing part, of the positioning plate is provided with an installation column, and the installation column is movably inserted into the installation pipe.

Furthermore, a supporting spring is installed in the installation pipe, and the bottom end of the installation column is abutted to the top end of the supporting spring.

Furthermore, a positioning groove for fixing the PCB is formed in the end face of the top of the positioning plate.

Furthermore, the pressing assembly comprises a mounting seat, a pressing handle and a pressing rod, the pressing handle is rotatably mounted on the mounting seat, the pressing rod is vertically mounted on the mounting seat, the pressing handle is connected with the pressing rod through a connecting piece, one end of the connecting piece is rotatably connected to the pressing handle, the other end of the connecting piece is rotatably connected with the top of the pressing rod, and a pressing plate for pressing the PCB is fixedly mounted at the bottom end of the pressing rod.

Furthermore, a vertically arranged guide sleeve is arranged on the mounting seat, and the lower pressing rod is movably inserted in the guide sleeve.

Furthermore, the detection plate, the positioning plate and the lower pressing plate are all provided with evacuation ports.

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

1. according to the utility model, the detachable detection plate is arranged on the box body, the fixing component is arranged at the connecting part of the box body and the periphery of the detection plate to fix the detection plate on the box body, so that the PCB can be fixed by the positioning plate arranged on the fixing part and can be detected by contacting with the detection probe inserted in the fixing part.

2. The fixing assembly comprises a fastener fixed on the side wall of the box body and a buckle seat fixed on the side wall of the detection plate, the hanging ring arranged on the fastener is hung in the buckle seat, so that the detection plate is fixed on the box body, when the detection plate is replaced, the fastener can be rotated to enable the hanging ring to be separated from the buckle seat, the detection plate is loosened, the detection plate can be further taken down for replacement, and the replacement mode is convenient.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented in accordance with the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more clearly understood, the following preferred embodiments are described in detail with reference to the accompanying drawings.

Drawings

FIG. 1 is a schematic structural diagram of the present embodiment;

FIG. 2 is a front view of the present embodiment;

FIG. 3 is a schematic view of the structure at A-A of the present embodiment;

fig. 4 is an exploded view of the present embodiment.

In the figure: 1. a detection table; 11. a box body; 111. a fixing hole; 12. detecting a plate; 121. a fixed part; 122. fixing a column; 123. installing a pipe; 2. a support frame; 3. pressing the assembly; 31. a mounting seat; 311. a guide sleeve; 32. pressing the handle; 33. a lower pressure lever; 34. a connecting member; 35. a lower pressing plate; 4. a fixing assembly; 41. a fastener; 42. a buckle seat; 43. hanging a ring; 5. detecting the probe; 6. positioning a plate; 61. a detection hole; 62. mounting a column; 63. positioning a groove; 7. a support spring; 8. avoiding the air gap.

Detailed Description

In order that the present disclosure may be more readily and clearly understood, reference is now made to the following description taken in conjunction with the accompanying drawings.

It should be noted that the terms "center", "upper", "lower", "front", "rear", "left", "right", "inner", "outer", etc. used herein indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. "plurality" means two or more unless otherwise specified.

Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

As shown in fig. 1 to 2, a PCB detection jig capable of rapidly replacing a detection panel comprises a detection table 1, a support frame 2 arranged on the detection table 1, and a pressing component 3 arranged on the support frame 2, wherein the pressing component 3 presses a PCB to be detected onto the detection table 1 to detect the PCB; the detection platform 1 comprises a box body 11 and a detection plate 12 which is detachably arranged at the top of the box body 11, the detection plate 12 of the embodiment covers the top of the box body 11, so that the pressing component 3 can press the PCB to be detected onto the detection plate 12 for detection, and the detection of the PCBs with various models and specifications can be realized by dismounting the detection plate 12 for replacement; the fixing assembly 4 for fixing the detection plate 12 is arranged at the connection part of the periphery of the box body 11 and the detection plate 12, so that the detection plate 12 can be fixedly installed on the box body 11 through the fixing assembly 4 after being installed, and the detection failure caused by the deviation of the detection plate 12 in the process of pressing down the detection by the pressing assembly 3 can be avoided.

In the embodiment, a fixing part 121 is arranged at a position corresponding to the detection plate 12 and the pressing component 3, a plurality of detection probes 5 are vertically inserted into the fixing part 121, and meanwhile, a positioning plate 6 for fixing a PCB is movably inserted into the fixing part 121, when the PCB is detected, the pressing component 3 presses the PCB to be detected into the positioning plate 6 for positioning and fixing, and moves the positioning plate 6 downwards under the action of the pressing force, so that contacts on the PCB are contacted with the detection probes 5 in the fixing part 121 to detect the PCB; the position of detecting probe 5 is changed through the mode of changing pick-up plate 12 to this embodiment to through changing locating plate 6, realize the detection to multiple PCB board, compare with prior art, the change mode is more convenient, and the cost is lower.

As shown in fig. 4, a fixing hole 111 is vertically formed in the top end surface of the box body 11, a fixing column 122 is arranged at a position, corresponding to the fixing hole 111, of the bottom of the detection plate 12, and the detection plate 12 of the embodiment is installed on the box body 11 in a manner that the fixing column 122 is inserted into the fixing hole 111, so that the installation manner is convenient and fast, and meanwhile, the detection plate 12 is convenient to replace and detect different PCB boards; meanwhile, the positioning groove 63 is formed in the end face of the top of the positioning plate 6, the PCB can be positioned through the positioning groove 63, and the PCB is prevented from deviating in the detection process to cause errors of detection results.

A detection hole 61 is formed in the position, corresponding to the detection probe 5, of the positioning plate 6, the top of the detection probe 5 is movably inserted into the detection hole 61, meanwhile, a mounting pipe 123 extending into the box body 11 is mounted on the fixing portion 121, a mounting column 62 is arranged on the end face, close to the fixing portion 121, of the positioning plate 6, the mounting column 62 is movably inserted into the mounting pipe 123, when the PCB is pressed downwards, the positioning plate 6 can be pressed to move downwards along the mounting pipe 123, and then the detection hole 61 at the top end of the detection probe 5 is changed to be in contact with a contact on the PCB, so that the detection of the PCB is realized; in order to realize repeated detection, supporting spring 7 has been installed in the installation pipe 123 to this embodiment, and erection column 62 bottom butt in supporting spring 7 top, makes locating plate 6 move down and detect the completion back to the PCB board, and locating plate 6 can be in the next detection of being convenient for under supporting spring 7's effect automatic re-setting.

In order to ensure that the detection plate 12 can be stably connected with the box body 11 and avoid detection errors caused by movement in the detection process, in the embodiment, the fixing assembly 4 is arranged to fix the connection between the detection plate 12 and the box body 11, wherein the fixing assembly 4 comprises a fastener 41 fixedly installed on the side wall of the box body 11 and a buckle seat 42 fixedly installed on the side wall of the detection plate 12, a hanging ring 43 is movably installed at one end of the fastener 41 close to the buckle seat 42, and the hanging ring 43 is hung in the buckle seat 42 by pulling the fastener 41, so that the detection plate 12 is fixed on the box body 11; meanwhile, when the detection plate 12 is disassembled and replaced, the fastener 41 can be directly pulled open, so that the hanging ring 43 is separated from the fastener seat 42, and the disassembly and assembly mode is convenient.

The pressing assembly 3 in this embodiment includes an installation base 31, a pressing handle 32 rotatably installed on the installation base 31, and a pressing rod 33 vertically installed on the installation base 31, the pressing handle 32 and the pressing rod 33 in this embodiment are connected through a connecting piece 34, and two ends of the connecting piece 34 are respectively rotatably connected to the pressing handle 32 and the top of the pressing rod 33, so that when the pressing handle 32 rotates, the connecting piece 34 is driven to rotate, and the other end of the connecting piece 34 and the top of the pressing rod 33 rotate relatively and push the pressing rod 33 to press down, thereby realizing the pressing effect on the PCB board; still be equipped with the uide bushing 311 of vertical setting on the mount pad 31, depression bar 33 activity is pegged graft in uide bushing 311 down, and when making push down handle 32 and rotate and drive connecting piece 34 and rotate, the depression bar 33 of rotating the connection with the connecting piece 34 other end can make the ascending removal of vertical side under the effect of uide bushing 311, can improve the stability of pushing down the in-process, and then improves the detection precision of this embodiment to the PCB board.

The bottom end of the lower pressure rod 33 is fixedly provided with a lower pressure plate 35 for pressing the PCB, the bottom end surface of the lower pressure plate 35 is provided with a plurality of pressure columns which are abutted against the PCB, when the lower pressure rod 33 moves downwards under the action of the lower pressure handle 32 and the connecting piece 34, the lower pressure rod 33 drives the lower pressure plate 35 to move downwards, so that the pressure columns at the bottom end of the lower pressure plate 35 are abutted against the end surface of the PCB, the pressing of the PCB is realized, the contact of the PCB with the detection probe 5 and the display plug is improved, and the detection precision is ensured; meanwhile, the pressing columns are arranged, so that when the PCB is pressed, electronic elements on the PCB can be avoided, and the electronic elements are prevented from being abraded; meanwhile, the detecting plate 12, the positioning plate 6 and the lower pressing plate 35 are all provided with the blind holes 8, so that the electronic elements on the PCB can be positioned in the blind holes 8 in the detection process of the PCB, and the electronic elements are prevented from being crushed.

The above-mentioned embodiments are only preferred embodiments of the present invention, and the scope of the present invention should not be limited thereby, and any insubstantial changes and modifications made by those skilled in the art based on the present invention are within the scope of the present invention.

Claims

1. The utility model provides a but PCB board detection tool of quick replacement detection panel, is including examining test table, locating the support frame that examines on the test table, and locate the push down subassembly on the support frame, its characterized in that: the detection platform comprises a box body and a detection plate which is detachably arranged at the top of the box body, and a fixing component for fixing the detection plate is arranged at the joint of the box body and the periphery of the detection plate;

2. The PCB board detection tool capable of rapidly replacing the detection panel according to claim 1, wherein: a fixing hole is vertically formed in the end face of the top of the box body, and a fixing column inserted into the fixing hole is arranged at the bottom of the detection plate;

3. The PCB board detection tool capable of rapidly replacing the detection panel according to claim 1, wherein: the fixing assembly comprises a fastener fixedly mounted on the side wall of the box body and a buckle seat fixedly mounted on the side wall of the detection plate, a hanging ring is movably mounted at one end, close to the buckle seat, of the fastener, and the hanging ring is hung in the buckle seat.

4. The PCB board detection tool capable of rapidly replacing the detection panel according to claim 1, wherein: the fixing part is provided with an installation pipe extending to the interior of the box body, the end face, close to the fixing part, of the positioning plate is provided with an installation column, and the installation column is movably inserted into the installation pipe.

5. The PCB board detection tool capable of rapidly replacing the detection panel as claimed in claim 4, wherein: and a supporting spring is arranged in the mounting pipe, and the bottom end of the mounting column is abutted against the top end of the supporting spring.

6. The PCB board detection tool capable of rapidly replacing the detection panel according to claim 5, wherein: and the top end surface of the positioning plate is provided with a positioning groove for fixing the PCB.

7. The PCB board detection tool capable of rapidly replacing the detection panel according to claim 1, wherein: the pressing assembly comprises a mounting seat, a pressing handle and a pressing rod, the pressing handle is rotatably mounted on the mounting seat, the pressing rod is vertically mounted on the mounting seat, the pressing handle is connected with the pressing rod through a connecting piece, one end of the connecting piece is rotatably connected to the pressing handle, the other end of the connecting piece is rotatably connected with the top of the pressing rod, and a pressing plate used for pressing the PCB is fixedly mounted at the bottom end of the pressing rod.

8. The PCB board detection tool capable of rapidly replacing the detection panel according to claim 7, wherein: the mounting seat is provided with a vertically arranged guide sleeve, and the lower pressing rod is movably inserted in the guide sleeve.

9. The PCB board detection tool capable of rapidly replacing the detection panel according to claim 8, wherein: and the detection plate, the positioning plate and the lower pressing plate are all provided with evacuation ports.