PCB testing device

The PCB board testing device with a detachable mounting plate and a sliding plate structure solves the problem that existing devices cannot be used with a variety of circuit boards, and achieves efficient and low-cost circuit board testing.

CN223815415UActive Publication Date: 2026-01-20SHANDONG IESLAB INSTR CO LTD
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Patent Information

Application Number
CN202423048079.3
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-12-11
Publication Date
2026-01-20
Estimated Expiration
2034-12-11

AI Technical Summary

Technical Problem

Existing circuit board testing devices cannot be used with a variety of circuit boards, and they are prone to damaging circuit boards or pins during fixing and disassembly, leading to increased production costs.

Method used

A detachable and replaceable mounting plate and test plate were designed, which, combined with a sliding plate structure, facilitates the installation and removal of the circuit board, and uses spring buffers to protect the circuit board from damage.

Benefits of technology

It enables universal testing of various circuit boards, improves operational efficiency, reduces the risk of damage to circuit boards and ejector pins, and lowers production costs.

✦ Generated by Eureka AI based on patent content.

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  • Figure CN223815415U_ABST
    Figure CN223815415U_ABST
Patent Text Reader

Abstract

The utility model discloses a PCB (printed circuit board) testing device, which is characterized in that a sliding plate is slidably connected above a workbench, a placement groove is arranged on the sliding plate, a mounting plate is arranged in the placement groove in a clearance fit manner, taking grooves are arranged on two sides of the mounting plate, a plurality of mounting grooves are arranged on the mounting plate, and semicircular finger grooves are arranged on two sides of the mounting grooves. According to the utility model, through the arrangement of the detachable and replaceable mounting plate and the test plate, detection of circuit boards with different sizes and shapes is realized, the device has good applicability, the circuit boards are convenient to mount and dismount, the efficiency of operators is improved, and the device is suitable for popularization and application. According to the device, a spring is arranged between the movable plate and the connecting plate, so that a buffering effect can be achieved when the circuit board is pressed down, the test pins and the circuit board are prevented from being damaged, the production cost is reduced, and the device has relatively good practicability.
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Description

TECHNICAL FIELD

[0001] The utility model relates to circuit board test frock technical field, and specifically a kind of PCB board testing device. BACKGROUND

[0002] PCB board, full name is printed circuit board (Printed Circuit Board), is the support of electronic components, and is the carrier of electrical connection of electronic components, it is formed between electronic components by the electrically connected of the patterned laying of conductive copper foil on the surface of insulating material (such as glass fiber, epoxy resin etc.), PCB board can be any shape or size, this mainly depends on the application of electronic equipment, the circuit board of water meter needs to be detected when being installed to water meter, circuit board detection involves the detection of specific components or equipment on circuit board to determine whether they work normally, the existing, circuit board detection device, by placing circuit board in detection device, by pressing plate to make circuit board contact fixed and electrically connected with contact pin, detect circuit board, the tool fixture for detecting circuit board, usually only one kind of circuit board can be detected, and the circuit board based on the characteristics of water meter is more varied, cannot be universal, applicability is not strong, secondly, the existing circuit board detection device when placing fixed circuit board, usually need to lift up the lower pressure device of upper part after installing circuit board, since lower pressure device distance circuit board fixed seat distance is short, it is inconvenient to place circuit board when installing or dismounting circuit board, in addition, adopt lower pressure device to make circuit board contact fixed and electrically connected with contact pin, lower pressure degree is too big, can cause damage of circuit board or contact pin, cause unnecessary economic loss, improve production cost. UTILITY MODEL CONTENTS

[0003] The utility model solves the technical problem in the prior art, and provides a PCB board testing device to solve at least one of the above technical problems.

[0004] The utility model discloses a technical scheme that solves the above technical problem is as follows: A PCB test device, including the base, the top of base is provided with the workbench, the top of workbench is slidably connected with the slide, be provided with the placing groove on the slide, the placing groove gap fit is placed with the mounting panel, the both sides of mounting panel are provided with the taking groove, be provided with a plurality of installation slot on the mounting panel, the both sides of installation slot are provided with semicircular finger groove, the four corners of base all are provided with first slide rod, first slide rod slidably connects with the movable plate, the both sides of movable plate bottom are provided with the sliding slot, the sliding slot is slidably connected with test board and is detachable connection, the top of first slide rod is connected with the top plate, be provided with the power cylinder on the top plate, power cylinder transmission is connected with the connecting plate, the four corners of connecting plate below are provided with second slide rod, second slide rod passes through movable plate and is slidably connected with movable plate, the lower end of second slide rod is provided with third limit block, the spring is sleeved on second slide rod, and the both ends of spring are connected with movable plate and connecting plate respectively.

[0005] Further, the bottom of the test board is provided with a plurality of test needles, one side of the test board is provided with a signal interface, and the test needles are electrically connected with the signal interface.

[0006] Further, each group of test needles is correspondingly arranged in the installation slot.

[0007] Further, the rear side of the movable plate is provided with a second limit block, the second limit block is correspondingly arranged at the rear end of the test board, the front side of the movable plate is provided with a limit plate seat, the limit plate seat is slidably connected with a limit plate, the upper end of the limit plate is provided with a handle, and the lower end of the limit plate is correspondingly arranged at the front end of the test board.

[0008] Further, the top of the workbench is provided with a sliding rail, the lower side of the slide is provided with a sliding block, and the sliding block is slidably connected with the sliding rail.

[0009] Further, the rear side of the workbench is provided with a first limit block, and the first limit block is correspondingly arranged at the rear end of the slide.

[0010] Further, the movable plate is provided with a sliding sleeve, and the sliding sleeve is slidably connected with the first slide rod.

[0011] The utility model discloses the beneficial effect is:

[0012] The utility model discloses a can dismantle and replace's mounting plate box test board to realize the detection of various size shape different circuit board, has good applicability, and the device still can pull out the slide that sets up, and the upper portion is no obstacle after the slide pulls out, and the installation and dismounting of circuit board are convenient, and the efficiency of operator is improved, and the device still sets up the spring between movable plate and connecting plate, and can play the role of buffering when pressing down circuit board, avoids the damage of test needle and circuit board, reduces the cost of production, and has good practicality. BRIEF DESCRIPTION OF DRAWINGS

[0013] Fig. 1 It is the utility model structural schematic diagram.

[0014] Fig. 2 It is the utility model slide part structural schematic diagram.

[0015] In the drawings, the component list that each sign represents is as follows:

[0016] Base 1;Workbench 2;Slide rail 3;Slide 4;Place groove 41;Mounting plate 42;Mounting groove 43;Finger groove 44;Take groove 45;Sliding block 5;First limit block 6;First slide 7;Movable plate 8;Slide sleeve 9;Slide groove 10;Test board 11;Test needle 111;Signal interface 112;Second limit block 12;Limit plate seat 13;Limit plate 14;Lifting handle 15;Top plate 16;Power cylinder 17;Connecting plate 18;Second slide 19;Third limit block 20;Spring 21. DETAILED DESCRIPTION

[0017] The utility model is further explained below in combination with specific embodiment, and should understand, these embodiments are only used for the explanation of the utility model and are not used for the limitation of the scope of the utility model. In addition should understand, after reading the content of the utility model teaching, the person skilled in the art can make various changes or modifications to the utility model, and these equivalent forms also fall in the range of the application of the appended claims.

[0018] Embodiment one: see Figs. 1-2It is each structure schematic drawing of the utility model, including base 1, the top of base 1 is provided with workbench 2, the top of workbench 2 is slidably connected with slide 4, slide 4 can slide back and forth, be provided with placing groove 41 on slide 4, installing plate 42 is placed in placing groove 41 clearance fit, placing groove 41 is used for installing plate 42 installation, the both sides of installing plate 42 are provided with taking groove, and the replacement of installing plate 42 is convenient, be provided with a plurality of installation slot 43 on installing plate 42, the both sides of installation slot 43 are provided with semicircular finger groove 44, and the taking of circuit board is convenient, the four corners of base 1 are provided with first slide 7, first slide 7 is slidably connected with movable plate 8, the bottom both sides of movable plate 8 are provided with sliding slot 10, test plate 11 is slidably connected in sliding slot 10 and is detachably connected, and the replacement of test plate 11 is convenient, the top of first slide 7 is connected with top plate 16, power cylinder 17 is provided on top plate 16, power cylinder 17 is drivingly connected with connecting plate 18, the four corners below connecting plate 18 are provided with second slide 19, second slide 19 passes through movable plate 8 and is slidably connected with movable plate 8, the lower end of second slide 19 is provided with third limit block 20, third limit block 20 avoids the escape of second slide 19, spring 21 is sleeved on second slide 19, the both ends of spring 21 are connected with movable plate 8 and connecting plate 18 respectively, and the function of buffering is realized.

[0019] Specifically, the bottom of test plate 11 is provided with a plurality of test needles 111, one side of test plate 11 is provided with a signal interface 112, test needles 111 are electrically connected with signal interface 112, circuit board is electrically connected with test computer through test needles 111, and electrical measurement of circuit board function is realized.

[0020] Specifically, each group of test needles 111 is correspondingly arranged with the installation slot 43.

[0021] Specifically, the rear side of movable plate 8 is provided with a second limit block 12, the second limit block 12 is correspondingly arranged with the rear end of the test plate 11, the front side of the movable plate 8 is provided with a limit block 14 seat 13, the limit block 14 is slidably connected with the limit block 14, the upper end of the limit block 14 is provided with a handle 15, the lower end of the limit block 14 is correspondingly arranged with the front end of the test plate 11, the test plate 11 is fixed through the limit block 14 and the second limit block 12, and the position of the test plate 11 is avoided to move.

[0022] Specifically, the top of the workbench 2 is provided with a slide rail 3, the lower side of the slide 4 is provided with a sliding block 5, and the sliding block 5 is slidably connected with the slide rail 3.

[0023] Specifically, the rear side of the workbench 2 is provided with a first limit block 6, the first limit block 6 is correspondingly arranged with the rear end of the slide 4, and the reset of the slide 4 is facilitated.

[0024] Specifically, the movable plate 8 is provided with a sliding sleeve 9, and the sliding sleeve 9 is in sliding connection with the first sliding rod 7, so that the stability of sliding is improved.

[0025] In use of the utility model, the mounting plate 42 suitable for the circuit board is replaced, and is installed in the placing groove 41; the test plate 11 suitable for the circuit board is replaced, and is inserted into the sliding groove 10; the limiting plate 14 is lowered, and the test plate 11 is fixed; the sliding plate 4 is pulled out; after the circuit board is installed in the mounting groove 43, the sliding plate 4 is reset; the signal interface 112 is connected with the test computer through the data line; the connecting plate 18 is driven to move down by the power cylinder; the connecting plate 18 drives the movable plate 8 to move down; the test needle 111 is on the contact of the circuit board; the spring 21 buffers it; the function of the circuit board is detected by the test computer; after the detection is completed, the test plate 11 is driven to move up by the power cylinder 17; the sliding plate 4 is pulled out; and the circuit board is taken down.

[0026] The above is only the preferred embodiment of the utility model, and does not limit the utility model; any modification, equivalent replacement, improvement, etc. within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. 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