CN219957645U

CN219957645U - Jig for detecting PCB (printed circuit board)

Info

Publication number: CN219957645U
Application number: CN202320799119.4U
Authority: CN
Inventors: 朱阳洋
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-04-12
Filing date: 2023-04-12
Publication date: 2023-11-03
Anticipated expiration: 2033-04-12

Abstract

The utility model discloses a jig for detecting a PCB (printed Circuit Board), and relates to the technical field of circuit board detection; the utility model comprises a workbench, wherein two symmetrically distributed positioning plates are fixedly arranged on the upper surface of the workbench, the positioning plates are L-shaped, a first groove is formed in the workbench, two symmetrically distributed sliding blocks are slidably arranged in the first groove, and two symmetrically distributed sliding grooves are formed in the upper surface of the workbench; according to the utility model, the rotating wheel can directly drive the rotating shaft to drive the screw rod to rotate, so that the screw threads are inserted into one end of the sliding blocks at the two ends of the screw rod, and the two sliding blocks drive the two positioning plates to move in opposite directions, so that the positioning plates can stably stop the two ends of the PCB, at the moment, a worker only needs to hold the detection probe to detect, pressing is not needed, the movement of the PCB in the detection process can be avoided, and the operation of the worker is facilitated.

Description

Jig for detecting PCB (printed circuit board)

Technical Field

The utility model relates to the technical field of circuit board detection, in particular to a jig for PCB circuit board detection.

Background

The PCB circuit board, also called a printed circuit board, is a provider for electric connection of electronic components, the design of the PCB circuit board is mainly layout design, and the PCB circuit board has the main advantages of greatly reducing wiring and assembly errors, improving automation level and production labor rate, and needing sampling detection after the PCB circuit board is produced, and matching with a circuit board test jig for detection;

short circuit is one of the common problems in the PCB circuit board, when carrying out short circuit detection to the PCB circuit board, the operation in the tool is usually for adopting the universal meter to carry out circuit detection to its important position, but current adoption universal meter is to when detecting for the PCB circuit board, the PCB circuit board is usually directly placed on the workstation, staff presses one hand to detect, the tired and inconvenient operation of arm behind the long-time operation like this, lead to frequent shake, detect comparatively trouble and laborious, detect the back through the universal meter simultaneously, the place that the universal meter did not place is put at will and is dropped easily on the workstation and lead to collision damage.

In view of the above, the inventors propose a jig for detecting a PCB for solving the above problems.

Disclosure of Invention

The problem of fixing and conveniently placing the universal meter during detection of the circuit board is solved; the utility model aims to provide a jig for detecting a PCB.

In order to solve the technical problems, the utility model adopts the following technical scheme: the utility model provides a PCB circuit board detects and uses tool, includes the workstation, fixed surface is equipped with two symmetric distribution's locating plate on the workstation, the locating plate is L type, two the locating plate is pasted in one side in opposite directions and is equipped with the rubber buffer pad, avoids hard contact between locating plate lateral wall and the PCB circuit board, first recess has been seted up to the workstation inside, first recess inside slip is equipped with two symmetric distribution's slider, the slider is the protruding type, the spout of twice symmetric distribution has been seted up to the workstation upper surface, two slider protrusion one end runs through spout fixed connection respectively at two locating plate lower surfaces, first recess internal rotation is equipped with the lead screw that both ends screw is opposite, two the slider is threaded to insert respectively and is established at the both ends of lead screw, and the lead screw rotates and can make the screw insert the slider that establishes in both ends of lead screw to one end in opposite directions to make two sliders drive two locating plates and remove in opposite directions, thereby make the locating plate carry out stable locking to the PCB circuit board both ends, and only need to hold the detection probe and detect this moment, can detect simultaneously during the detectable surface setting up the two perpendicular pole setting up side, two perpendicular pole setting up the universal meter and detecting the opposite directions, the positive and negative pole setting up electrical property is equipped with two and the universal meter, and the current electrical property is equipped with two opposite side.

Preferably, a rotating shaft is fixedly connected to one end of the screw rod, a rotating wheel is fixedly connected to one end of the rotating shaft, which is far away from the screw rod, penetrates through the workbench, and is used for facilitating a worker to drive the screw rod to rotate.

Preferably, the upper surface of the workbench is fixedly provided with a long plate between the vertical rod and the positioning plate, a U-shaped limiting rod is fixedly arranged on one side of the long plate facing the positioning plate, two positioning plates are fixedly provided with moving blocks on one side of the long plate facing the long plate, the moving blocks are movably inserted on the limiting rod, and the moving blocks and the limiting rods can provide stability when the two positioning plates move, so that the two positioning plates move stably.

Preferably, the riser is close to the fixed spacing frame that is the U type that is equipped with of universal meter, the universal meter runs through spacing frame, the riser is located and installs the backup pad under the first gag lever post, the second recess has been seted up in the backup pad, the universal meter lower extreme is inserted and is established in the second recess, and spacing frame, backup pad and second recess are used for supporting and spacing the universal meter, make it can stably set up on the riser, the riser is close to the fixed piece of placing that is equipped with vertical setting of test probe, the standing groove has been seted up to the piece tip of placing, test probe can be inserted and establish in the standing groove, places piece and standing groove and deposits test probe, avoids test probe after the detection to place at will and leads to collision damage.

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

1. according to the utility model, the rotating wheel can directly drive the rotating shaft to drive the screw rod to rotate, so that the screw threads are inserted into one end of the sliding blocks at the two ends of the screw rod, and the two sliding blocks drive the two positioning plates to move in opposite directions, so that the positioning plates can stably stop the two ends of the PCB, at the moment, a worker only needs to hold the detection probe to detect and does not need to press, and meanwhile, the PCB can be prevented from moving in the detection process, and the operation of the worker is facilitated;

2. according to the utility model, the universal meter and the detection probe are arranged on the vertical plate through the limiting frame, the supporting plate and the placement block, and after detection is finished, the universal meter and the detection probe can be placed on the corresponding position of the vertical plate for storage, so that the damage caused by falling easily due to the fact that the universal meter is not limited when placed on a workbench is avoided.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the overall structure of the present utility model.

Fig. 2 is a schematic diagram of a first groove structure according to the present utility model.

FIG. 3 is a schematic view of the riser structure of the present utility model.

In the figure: 1. a work table; 11. a positioning plate; 111. a moving block; 12. a first groove; 13. a slide block; 14. a chute; 15. a screw rod; 16. a rotating shaft; 17. a rotating wheel; 18. a rubber cushion pad; 19. a long plate; 191. a limit rod; 2. a vertical rod; 21. a riser; 22. a multimeter; 23. a detection probe; 24. a limit frame; 25. a support plate; 26. a second groove; 27. placing a block; 28. and (5) placing a groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples: as shown in fig. 1-3, the utility model provides a jig for detecting a PCB circuit board, comprising a workbench 1, wherein two symmetrically distributed positioning plates 11 are fixedly arranged on the upper surface of the workbench 1, the positioning plates 11 are L-shaped, a first groove 12 is formed in the workbench 1, two symmetrically distributed sliding blocks 13 are slidingly arranged in the first groove 12, the sliding blocks 13 are convex, two symmetrically distributed sliding grooves 14 are formed on the upper surface of the workbench 1, one protruding ends of the two sliding blocks 13 penetrate through the sliding grooves 14 and are respectively and fixedly connected to the lower surfaces of the two positioning plates 11, a screw rod 15 with opposite screw threads at two ends is rotationally arranged in the first groove 12, the two sliding blocks 13 are respectively inserted at two ends of the screw rod 15 in a threaded manner, the screw rod 15 rotates to enable the screw threads to be inserted at one end, opposite to the sliding blocks 13 at two ends of the screw rod 15, thereby make two sliders 13 drive two locating plates 11 and remove in opposite directions to make locating plate 11 carry out stable locking to PCB circuit board both ends, the staff only need handheld test probe 23 detect this moment, need not to press, can avoid the in-process PCB circuit board of detection to take place to remove simultaneously, make things convenient for the staff to operate, workstation 1 upper surface one end is fixed to be equipped with two vertical setting and symmetric distribution's pole setting 2, jointly fix between two pole settings 2 and be equipped with riser 21, riser 21 is equipped with universal meter 22 towards locating plate 11 one side installation, two test probes 23 of positive and negative pole are gone up to electric connection on universal meter 22, universal meter 22 is used for detecting whether the circuit board short circuit with test probe 23, specific operation is ripe prior art, not repeated here.

One end of the screw rod 15 is fixedly connected with a rotating shaft 16, and one end of the rotating shaft 16 far away from the screw rod 15 penetrates through the workbench 1 and is fixedly connected with a rotating wheel 17.

By adopting the technical scheme, the rotating wheel 17 is used for facilitating a worker to drive the screw rod 15 to rotate.

The opposite sides of the two positioning plates 11 are stuck with rubber buffer cushions 18.

By adopting the technical scheme, the side wall of the positioning plate 11 is prevented from being in hard contact with the PCB.

The upper surface of the workbench 1 is fixedly provided with a long plate 19 between the upright 2 and the positioning plates 11, one side of the long plate 19 facing the positioning plates 11 is fixedly provided with a U-shaped limiting rod 191, one side of the two positioning plates 11 facing the long plate 19 is fixedly provided with a moving block 111, and the moving block 111 is movably inserted on the limiting rod 191.

By adopting the above technical scheme, the moving block 111 and the stop lever 191 can provide stability when the two positioning plates 11 move, so that the two positioning plates can move stably.

The riser 21 is close to the fixed spacing frame 24 that is the U type that is equipped with of universal meter 22, and universal meter 22 runs through spacing frame 24, and riser 21 is located the installation under first gag lever post 191 and is equipped with backup pad 25, has seted up second recess 26 on the backup pad 25, and the universal meter 22 lower extreme is inserted and is established in second recess 26.

Through adopting above-mentioned technical scheme, spacing frame 24, backup pad 25 and second recess 26 are used for supporting and spacing universal meter 22, make it can stably set up on riser 21.

The riser 21 is close to the fixed piece 27 that places that is equipped with of test probe 23, places the piece 27 tip and has offered standing groove 28, and test probe 23 can insert and establish in standing groove 28.

Through adopting above-mentioned technical scheme, place piece 27 and standing groove 28 and deposit detection probe 23, avoid detecting detection probe 23 after the completion to place at will and lead to collision damage.

Working principle: during the use, the staff can directly place the PCB circuit board that needs to detect between two locating plates 11, offset it with the horizontal one end of locating plate 11, then the staff can directly rotate runner 17, runner 17 can direct drive pivot 16 drives lead screw 15 and rotates, make the screw thread insert the slider 13 at lead screw 15 both ends and put one end in opposite directions, thereby make two sliders 13 drive two locating plates 11 and remove in opposite directions, thereby make locating plate 11 carry out stable stopping to PCB circuit board both ends, the staff only need handheld test probe 23 detects this moment, need not to press, can avoid the in-process PCB circuit board to take place to remove simultaneously, make things convenient for the staff to operate, universal meter 22 and test probe 23 set up on riser 21 through spacing frame 24 simultaneously, backup pad 25 and place the piece 27, after the staff detects, can deposit it on riser 21 corresponding position, avoid not possessing spacing easy the drop and cause the damage when putting on workstation 1.

It will be apparent to those skilled in the art that various modifications and variations can be made to the present utility model without departing from the spirit or scope of the utility model. Thus, it is intended that the present utility model also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.

Claims

1. The utility model provides a PCB circuit board detects and uses tool, includes workstation (1), its characterized in that: the upper surface of the workbench (1) is fixedly provided with two symmetrically distributed positioning plates (11), the positioning plates (11) are L-shaped, a first groove (12) is formed in the workbench (1), two symmetrically distributed sliding blocks (13) are slidably arranged in the first groove (12), the sliding blocks (13) are convex, the upper surface of the workbench (1) is provided with two symmetrically distributed sliding grooves (14), one protruding ends of the two sliding blocks (13) penetrate through the sliding grooves (14) and are respectively and fixedly connected to the lower surfaces of the two positioning plates (11), the utility model discloses a universal meter, including workstation, locating plate (11), workstation, locating plate (11), slider, riser, locating plate (11), slider, locating plate (11) are equipped with in the rotation of first recess (12), two lead screw (15) that both ends screw thread is opposite are equipped with, two slider (13) are inserted at the both ends of lead screw (15) respectively screw thread, workstation (1) upper surface one end is fixed and is equipped with two vertical setting and symmetric distribution's pole setting (2), two jointly fixed riser (21) that are equipped with between pole setting (2), riser (21) are equipped with universal meter (22) towards locating plate (11) one side installation, two test probes (23) of positive negative pole of electric connection on universal meter (22).

2. The jig for detecting the PCB according to claim 1, wherein one end of the screw rod (15) is fixedly connected with a rotating shaft (16), and one end of the rotating shaft (16) away from the screw rod (15) penetrates through the workbench (1) and is fixedly connected with a rotating wheel (17).

3. The jig for detecting PCB boards according to claim 1, wherein rubber cushion pads (18) are adhered to opposite sides of the two positioning plates (11).

4. The jig for detecting the PCB according to claim 1, wherein a long plate (19) is fixedly arranged between the upright (2) and the positioning plate (11) on the upper surface of the workbench (1), a U-shaped limit rod (191) is fixedly arranged on one side of the long plate (19) facing the positioning plate (11), a moving block (111) is fixedly arranged on one side of the two positioning plates (11) facing the long plate (19), and the moving block (111) is movably inserted on the limit rod (191).

5. The jig for detecting the PCB circuit board according to claim 1, wherein the vertical plate (21) is fixedly provided with a U-shaped limiting frame (24) close to the universal meter (22), the universal meter (22) penetrates through the limiting frame (24), the vertical plate (21) is arranged right below the first limiting rod (191) and is provided with a supporting plate (25), the supporting plate (25) is provided with a second groove (26), and the lower end of the universal meter (22) is inserted into the second groove (26).

6. The jig for detecting the PCB according to claim 1, wherein the vertical plate (21) is fixedly provided with a vertically arranged placing block (27) close to the detecting probe (23), a placing groove 2 (8) is formed at the end part of the placing block (27), and the detecting probe 2 (3) can be inserted into the placing groove (28).