CN217717334U - A PCB circuit board bending force detection device - Google Patents

Abstract

The utility model discloses a PCB circuit board bending force detection device, which comprises an operation table and a bending force detection device, wherein the bending force detection device is arranged on the operation table, the bending force detection device comprises a clamping structure, a pressing structure and a supporting structure, the clamping structure is arranged on the operation table, the pressing structure is arranged on the operation table, the supporting structure is arranged on the operation table, and the clamping structure comprises a telescopic cylinder, a connecting rod, a pressing plate, a positioning block, a buffer plate and a spring; the utility model discloses be provided with and press from both sides tight structure, press from both sides tight structure and include telescopic cylinder, connecting rod, pressure strip, locating piece, buffer board and spring, through the cooperation between each part of the tight structure of clamp, can press from both sides tight location to PCB board one end, avoid causing the fish tail to the PCB board surface, guarantee the quality of PCB board; the scheme is provided with a pressure applying structure and a supporting structure, and the PCB is pressed through the matching of all parts of the pressure applying structure.

Description

A PCB circuit board bending force detection device

technical field

The utility model relates to the technical field of PCB circuit boards, in particular to a PCB circuit board bending force detection device.

Background technique

PCB circuit boards generally refer to printed circuit boards, also known as printed circuit boards, which are important electronic components, supports for electronic components, and carriers for electrical connections of electronic components. During the production process of PCB circuit boards, PCB The board is tested for bending force to check whether the bending resistance of the PCB board is qualified;

1. When traditionally testing the bending force of the PCB circuit board, the PCB board needs to be clamped and positioned. During the clamping process, the surface of the circuit board is easily scratched, resulting in scratches on the surface of the circuit board and affecting the quality of the circuit board.

2. When the traditional bending force test is performed on the PCB circuit board, the bending force test cannot be performed on different positions of the same PCB board, resulting in single measurement data and inaccurate measurement results.

Utility model content

In order to achieve the above purpose, the utility model is realized through the following technical solutions: a PCB circuit board bending force detection device, including an operating table and a bending force detection device, the bending force detection device is installed on the operating table, and the bending force The detection device includes a clamping structure, a pressing structure and a supporting structure. The clamping structure is installed on the operating table, the pressing structure is installed on the operating table, the supporting structure is installed on the operating table, and the clamping structure includes a telescopic cylinder, a connecting rod, Compression plate, positioning block, buffer plate and spring;

The positioning block is installed on the operating table, the spring is installed on the positioning block, the buffer plate is installed on the positioning block, the telescopic cylinder is installed on the positioning block, the connecting rod is installed on the telescopic cylinder, and the pressing plate is installed on the connecting rod.

Preferably, a limiting groove and a limiting hole are provided on the positioning block.

Preferably, the pressure applying structure includes a support frame, a linear electric guide rail, a telescopic cylinder, a pressure plate, a pressure sensor and a controller;

The support frame is installed on the operating table, the linear electric guide rail is installed on the support frame, the telescopic cylinder is installed on the driving end of the linear electric guide rail, the pressure plate is installed on the telescopic end of the telescopic cylinder, the pressure sensor is installed on the pressure plate, and the controller is installed on the support frame .

Preferably, a positioning groove is opened on the pressing plate.

Preferably, a display screen is arranged on the support frame.

Preferably, the support structure includes a limit block, a threaded screw, a slider, a support block, a guide rod and a hand wheel;

The limit block is installed on the operating table, the threaded screw is installed on the limit block, the slide block is installed on the thread screw, the guide rod is installed on the limit block and embedded on the slide block, and the hand wheel is installed on the thread on the lead screw.

Beneficial effect

The utility model provides a PCB circuit board bending force detection device, which has the following beneficial effects:

1. There is a clamping structure, through the cooperation between the components of the clamping structure, one end of the PCB board can be clamped and positioned to avoid scratches on the surface of the PCB board and ensure the quality of the PCB board;

2. It is equipped with a pressure applying structure and a supporting structure. The PCB board is pressed through the cooperation between the components of the pressure applying structure, and the PCB board is auxiliary supported through the cooperation between the various parts of the supporting structure. The supporting structure can change the impact on the PCB. The supporting position of the board, adjusting the pressure position of the pressure structure on the PCB board, can detect the bending force at different positions of the PCB board, and ensure the accuracy of the measurement results of the PCB board.

Description of drawings

Fig. 1 is a three-dimensional structural schematic diagram of a PCB circuit board bending force detection device of the present invention;

Fig. 2 is a front structural schematic diagram of a PCB circuit board bending force detection device of the present invention;

Fig. 3 is a left view structural schematic diagram of a PCB circuit board bending force detection device of the present invention;

In the figure: 1. Operating table; 2. Telescopic cylinder; 3. Connecting rod; 4. Compression plate; 5. Positioning block; 6. Buffer plate; 7. Spring; 8. Support frame; 9. Linear electric guide rail; 10 , telescopic cylinder; 11, pressure plate; 12, pressure sensor; 13, controller; 14, display screen; 15, limit block; 16, threaded screw; 17, slide block; 18, support block; 20. Hand wheel;

Detailed ways

Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Figures 1-3, the utility model provides a technical solution of a PCB circuit board bending force detection device.

Example:

Please refer to the accompanying drawings 1-3. In the specific implementation process, a PCB circuit board bending force detection device includes an operation table 1 and a bending force detection device. The bending force detection device is installed on the operation table 1. The force detection device includes a clamping structure, a pressure applying structure and a supporting structure, the clamping structure is installed on the console 1, the pressure applying structure is installed on the console 1, the supporting structure is installed on the console 1, and the clamping structure includes a telescopic cylinder 10. Connecting rod 3, pressing plate 4, positioning block 5, buffer plate 6 and spring 7;

The positioning block 5 is installed on the console 1, the spring 7 is installed on the positioning block 5, the buffer plate 6 is installed on the positioning block 5, the telescopic cylinder 10 is installed on the positioning block 5, and the connecting rod 3 is installed on the telescopic cylinder 10. The tight plate 4 is installed on the connecting rod 3;

It should be noted that the PCB board is placed on the operating table 1, and the bending force detection is performed after the PCB board is positioned by the bending force detection device. The bending force detection device includes a clamping structure, a pressing structure and a supporting structure. Structure, through the cooperation between the components of the clamping structure, one end of the PCB board can be clamped and positioned to avoid scratches on the surface of the PCB board and ensure the quality of the PCB board. When the applied pressure reaches the specified value, check the degree of deformation of the PCB board to check whether the PCB board is qualified. The PCB board is supported by the cooperation between the various parts of the support structure. The support structure can be changed. The supporting position of the PCB board, adjusting the position of the pressure exerted by the pressure structure on the PCB board, can detect the bending force of different positions of the PCB board, and ensure the accuracy of the measurement results of the PCB board;

The positioning block 5 is installed on the console 1 in an inverted U-shaped structure, the PCB board is placed between the positioning blocks 5, the telescopic cylinder 10 is activated, the telescopic cylinder 10 drives the connecting rod 3 to move downward, and the pressing plate 4 is installed on the connecting rod 3, when the compression plate 4 moves downward under the drive of the connecting rod 3, the PCB board is pushed to contact the buffer plate 6, and the buffer plate 6 squeezes the spring 7, and under the action of the spring 7, the PCB board is buffered to avoid The impact force of the compression plate 4 is too large to cause damage to the PCB board. When the buffer plate 6 is completely submerged in the positioning block 5, the PCB board falls on the positioning block 5. Through the cooperation of the compression plate 4 to the positioning block 5, the PCB board Perform clamping.

In the specific implementation process, a limiting groove and a limiting hole are provided on the positioning block 5;

It should be noted that the limiting groove facilitates the buffer plate 6 to sink completely into the positioning block 5, the limiting hole facilitates the installation of the connecting rod 3, and guides the connecting rod 3 through the limiting hole.

In the specific implementation process, the pressure applying structure includes a support frame 8, a linear electric guide rail 9, a telescopic cylinder 10, a pressure plate 11, a pressure sensor 12 and a controller 13;

The support frame 8 is installed on the console 1, the linear electric guide rail 9 is installed on the support frame 8, the telescopic cylinder 10 is installed on the driving end of the linear electric guide rail 9, the pressure plate 11 is installed on the telescopic end of the telescopic cylinder 10, and the pressure sensor 12 is installed on the pressure plate 11, the controller 13 is installed on the support frame 8;

It should be noted that the linear electric guide rail 9 is installed on the console 1 through the support frame 8, and the linear electric guide rail 9 drives the telescopic cylinder 10 to move. The board is pressed, and the pressure sensor 12 transmits the sensed pressure to the controller 13 in the form of an electrical signal. When the applied pressure reaches the specified pressure value, the controller 13 controls the telescopic cylinder 10 to stop working, and observes the degree of deformation of the PCB board. , to check whether the PCB board is qualified. After the test is completed, the controller 13 controls the contraction of the telescopic cylinder 10, starts the linear electric guide rail 9, and drives the telescopic cylinder 10 to move to another point to detect the bending force of the PCB board to ensure the accuracy of the detection results. sex.

In the specific implementation process, a positioning groove is opened on the pressing plate 11;

It should be noted that the positioning groove on the pressure plate 11 facilitates the installation of the pressure sensor 12 .

In a specific implementation process, a display screen 14 is arranged on the support frame 8;

It should be noted that the pressure value is displayed on the display screen 14, which is convenient for observing pressure changes.

In the specific implementation process, the support structure includes a limit block 15, a threaded screw 16, a slider 17, a support block 18, a guide rod 19 and a hand wheel 20;

Limiting block 15 is installed on the console 1, threaded lead screw 16 is installed on the limit block 15, slide block 17 is installed on the threaded lead screw 16, guide rod 19 is installed on the limit block 15 and embedded in the slide block 17, the hand wheel 20 is installed on the threaded screw 16;

It should be noted that the rotation of the threaded screw 16 is driven by the handwheel 20, and a threaded sleeve is arranged in the slider 17, and the slider 17 is installed on the threaded screw 16 through the threaded sleeve. When the threaded screw 16 rotates, the The slide block 17 moves along the direction of the guide bar 19, the support block 18 is installed on the slide block 17, the support block 18 moves with the movement of the slide block 17, the height of the upper surface of the support block 18 is the same as that of the upper limit groove of the positioning block 5 The height of the uppermost surface of the surface is the same, which can stably support the PCB board and prevent the PCB board from tilting. The limit block 15 supports the threaded screw 16 and the guide rod 19.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (6)

1. The utility model provides a PCB circuit board power detection device that buckles, includes the operation panel and buckles power detection device, buckles power detection device and installs on the operation panel, buckles power detection device including pressing from both sides tight structure, the structure and the bearing structure of exerting pressure, press from both sides tight structrual installation on the operation panel, the structrual installation that exerts pressure is on the operation panel, bearing structure installs on the operation panel, press from both sides tight structure and include telescopic cylinder, connecting rod, pressure strip, locating piece, buffer board and spring, its characterized in that:

the locating piece is installed on the operation panel, and spring mounting is on the locating piece, and the buffer board is installed on the locating piece, and telescopic cylinder installs on the locating piece, and the connecting rod is installed on telescopic cylinder, and the pressure strip is installed on the connecting rod.

2. The PCB circuit board bending force detection device of claim 1, wherein the positioning block is provided with a limiting groove and a limiting hole.

3. The PCB bending force detection device of claim 1, wherein the pressing structure comprises a support frame, a linear electric guide rail, a telescopic cylinder, a pressing plate, a pressure sensor and a controller;

the support frame is installed on the operation panel, and sharp electric rail installs on the support frame, and telescopic cylinder installs at sharp electric rail drive end, and the flexible end at telescopic cylinder is installed to the clamp plate, and pressure sensor installs on the clamp plate, and the controller is installed on the support frame.

4. The PCB bending force detection device of claim 3, wherein the pressing plate is provided with a positioning groove.

5. The PCB bending force detection device of claim 3, wherein a display screen is arranged on the support frame.

6. The PCB circuit board bending force detection device of claim 1, wherein the support structure comprises a limiting block, a threaded lead screw, a sliding block, a supporting block, a guide rod and a hand crank wheel;

the stopper is installed on the operation panel, and the screw lead screw is installed on the stopper, and the slider is installed on the screw lead screw, and the guide bar is installed on the stopper and is inlayed and install on the slider, and hand wheel is installed on the screw lead screw.

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