CN219104538U

CN219104538U - PCB board intensity testing arrangement

Info

Publication number: CN219104538U
Application number: CN202223290684.2U
Authority: CN
Inventors: 常浩; 解鹏; 李晨
Original assignee: Tianjin Xincheng Semiconductor Co ltd
Current assignee: Tianjin Xincheng Semiconductor Co ltd
Priority date: 2022-12-08
Filing date: 2022-12-08
Publication date: 2023-05-30
Anticipated expiration: 2032-12-08

Abstract

The utility model discloses a PCB strength testing device which comprises an upper seat board, a lower seat board, two vertical boards, a PCB placing board, a horizontal telescopic structure, a vertical telescopic structure and a clamping structure. The utility model relates to the field of PCB placing board testing, wherein the horizontal telescopic structure and the vertical telescopic structure are arranged to be compatible with PCB placing boards with different sizes so as to carry out strength testing.

Description

PCB board intensity testing arrangement

Technical Field

The utility model relates to the field of PCB placing board testing, in particular to a PCB strength testing device.

Background

The PCB placing board is also called a printed circuit board and is a carrier for electric connection of electronic components. In the manufacturing process of the PCB placing board, the physical strength of the PCB placing board needs to be tested, but the existing detection device has the following defects:

1. the existing test device has a complex structure and is huge in size.

2. The existing testing device cannot be suitable for testing of PCB placing boards with different sizes, other testing devices are required to be manufactured, the cost is high, the efficiency is low, and the testing device is not suitable for batch production.

Disclosure of Invention

In order to solve the problems proposed in the background art, the utility model is realized by the following technical scheme: PCB board intensity testing arrangement, including last bedplate, lower bedplate, two risers, still include: a horizontal telescopic structure, a vertical telescopic structure and a clamping structure;

the two vertical plates are provided with height dimension lines and symmetrically arranged on the upper surface of the lower seat plate, the lower end of the upper seat plate is arranged on the upper surface of the two vertical plates, the vertical telescopic structure is arranged on the lower surface of the upper seat plate, the horizontal telescopic structure is arranged at the center of the two vertical plates in a penetrating mode, the clamping structures are arranged at the two ends of the horizontal telescopic structure, and the PCB placing plate is arranged between the two clamping structures and penetrates through the bottom end of the vertical telescopic structure.

Preferably, the vertical telescopic structure includes: four fixed tripods, an electric push rod, an upper clamp and a lower clamp;

the bottom fixed mounting of electric putter is in the lower surface of last bedplate, and four fixed tripod one end even symmetrical fixed mounting are in electric putter's periphery, and other end fixed mounting is in last bedplate, and the top fixed mounting of going up the anchor clamps is in electric putter's bottom, and the bottom and the lower anchor clamps installation of going up the anchor clamps are fixed with the PCB placement board in the middle through last anchor clamps and lower anchor clamps.

Preferably, the horizontal telescopic structure comprises: two manual turntables and two threaded rods.

The manual carousel of a manual carousel and a threaded rod are a set of, and have two sets of, and the threaded rod of every group runs through the riser and the manual carousel of one end connection of the threaded rod in the riser outside, and clamping structure is connected to the other end.

Preferably, the clamping structure comprises: two L type fixing bases, two briquetting screw threads and two briquetting nuts.

Every L type fixing base, briquetting screw thread and briquetting nut are a set of, divide into two sets of, and the vertical side and the horizontal extending structure of the L type fixing base of every group are installed mutually, and PCB place the board and install between briquetting and L type fixing base and fasten mutually through briquetting bolt and briquetting nut.

Preferably, the upper clamp and the lower clamp are connected by two clamp bolts and two clamp nuts.

Preferably, the central position of the PCB placing board is on the same straight line with the central position of the electric push rod during installation

Advantageous effects

The utility model provides a PCB strength testing device, which has the following advantages:

1. the installation horizontal telescopic structure and the vertical telescopic structure can be compatible with PCB placing boards of different sizes so as to carry out strength test.

2. The device has the advantages of small and simple structure, complete functions and small space occupation.

Drawings

Fig. 1 is a schematic diagram of a front view structure of a device for testing strength of a PCB board according to the present utility model.

Fig. 2 is a schematic diagram of a left-view structure of the strength testing device for a PCB board of the present utility model.

Fig. 3 is a schematic diagram of a partial left-view structure of an upper clamp and a lower clamp of the strength testing device for a PCB board of the present utility model.

In the figure: 1. an upper seat plate; 2. a vertical plate; 3. a manual turntable; 4. a threaded rod; 5. a lower seat plate; 6. an L-shaped fixing seat; 7. briquetting; 8. a clamp bolt; 9. a clamp nut; 10. a lower clamp; 11. a PCB placing plate; 12. pressing a block bolt; 13. pressing a block nut; 14. a clamp is arranged; 15. an electric push rod; 16. and fixing the tripod.

Detailed Description

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.

Example 1:

referring to fig. 1-3, a PCB strength testing device includes an upper seat board 1, a lower seat board 5, two vertical boards 2 and a PCB placing board, wherein a horizontal telescopic structure, a vertical telescopic structure and a clamping structure are installed;

the two vertical plates 2 are provided with height dimension lines and are symmetrically arranged on the upper surface of the lower seat plate 5, the lower end of the upper seat plate 1 is arranged on the upper surface of the two vertical plates 2, the vertical telescopic structure is arranged on the lower surface of the upper seat plate 1, the horizontal telescopic structure is arranged at the center of the two vertical plates 2 in a penetrating manner, the clamping structures are arranged at the two ends of the horizontal telescopic structure, and the PCB placing plate 11 is arranged between the two clamping structures and penetrates through the bottom end of the vertical telescopic structure.

It should be noted that, after adjusting the horizontal telescopic structure to leave out the suitable width with the PCB placed plate 11, place the plate 11 fixedly through clamping structure, the vertical telescopic structure drives the PCB placed plate 11 to stretch out and draw back from top to bottom after fixing the PCB placed plate 11 to test the physical strength of the PCB placed plate 11, and the telescopic height carries out the strength calculation through the numerical value of the scale mark of the riser 2.

Example 2:

in a specific implementation process, the vertical telescopic structure comprises: four fixed tripod 16, electric push rod 15, upper clamp 14 and lower clamp 10;

the bottom fixed mounting of electric putter 15 is in the lower surface of upper saddle 1, and four fixed tripod 16 one end even symmetrical fixed mounting are in the periphery of electric putter 15, and the other end fixed mounting is in upper saddle 1, and the top fixed mounting of upper clamp 14 is in the bottom of electric putter 15, and the bottom of upper clamp 14 is installed with lower clamp 10, and board 11 is placed to the PCB in the middle through upper clamp 14 and lower clamp 10 and is fixed.

When the electric push rod 15 is operated, the upper clamp 14 and the lower clamp 10 connected with the telescopic end and the PCB placing plate 11 clamped in the middle can pull the PCB placing plate 11 to a certain height during telescopic operation, so that the strength of the PCB placing plate 11 is measured.

Example 3:

in a specific implementation process, the horizontal telescopic structure comprises: two manual turntables 3 and two threaded rods 4.

The manual rotary table 3 and the threaded rod 4 are divided into two groups, one end of the threaded rod 4 outside the vertical plate 2 penetrates through the vertical plate 2 to be connected with the manual rotary table 3, and the other end of the threaded rod 4 is connected with the clamping structure.

It should be noted that, the PCB placing board 11 is installed by shaking the manual turntables 3 at the left end and the right end, the manual turntables 3 drive the threaded rods 4, and the threaded rods 4 drive the clamping structure, so that the function of adjusting the middle width is achieved.

Example 4:

in a specific implementation, the clamping structure includes: two L-shaped fixing seats 6, two pressing blocks 7, two pressing block 7 threads and two pressing block 7 nuts.

Every L type fixing base 6, briquetting 7 screw thread and briquetting 7 nut are a set of, divide into two sets ofly, and the vertical side and the horizontal extending structure of L type fixing base 6 of every group install mutually, and PCB place board 11 install between briquetting 7 and L type fixing base 6 and fasten mutually through briquetting 7 bolt and briquetting 7 nut.

It should be noted that, the PCB placing board 11 is installed between the L-shaped fixing seat 6 and the pressing block 7, and the purpose of fastening is achieved through the pressing block 7 bolt and the pressing block 7 nut.

Example 5:

in the specific implementation process, the upper clamp 14 and the lower clamp 10 are connected through two clamp bolts 8 and two clamp nuts 9.

It should be noted that, after the upper clamp 14 and the lower clamp 10 are fastened by the clamp bolt 8 and the clamp nut 9, the PCB placing board 11 can be more compact, and the test result is more accurate.

Example 6:

in the specific implementation process, the central position of the PCB placing board 11 is on the same straight line with the central position of the electric push rod 15 during installation.

It should be noted that, the board 11 is placed on the PCB, so that the center of the board and the center of the electric push rod 15 are in the same straight line, and the electric push rod 15 is stressed at the center of the board 11 when stretching and contracting, thus greatly ensuring the accuracy of the test result.

The above technical solution only represents the preferred technical solution of the present utility model, and some changes that may be made by those skilled in the art to some parts of the technical solution represent the principles of the present utility model, and the technical solution falls within the scope of the present utility model.

Claims

PCB board intensity testing arrangement, place the board, its characterized in that including last bedplate, lower bedplate, two risers and PCB still includes: a horizontal telescopic structure, a vertical telescopic structure and a clamping structure;

the two vertical plates are provided with height dimension lines and symmetrically arranged on the upper surface of the lower seat plate, the lower end of the upper seat plate is arranged on the upper surface of the two vertical plates, the vertical telescopic structure is arranged on the lower surface of the upper seat plate, the horizontal telescopic structure is arranged at the center of the two vertical plates in a penetrating mode, the clamping structures are arranged at the two ends of the horizontal telescopic structure, and the PCB placing plate is arranged between the two clamping structures and penetrates through the bottom end of the vertical telescopic structure.
2. The PCB strength testing apparatus of claim 1, wherein the vertical telescopic structure comprises: four fixed tripods, an electric push rod, an upper clamp and a lower clamp;

the bottom fixed mounting of electric putter is in the lower surface of last bedplate, and four fixed tripod one end even symmetrical fixed mounting are in electric putter's periphery, and other end fixed mounting is in last bedplate, and the top fixed mounting of going up the anchor clamps is in electric putter's bottom, and the bottom and the lower anchor clamps installation of going up the anchor clamps are fixed with the PCB placement board in the middle through last anchor clamps and lower anchor clamps.
3. The PCB strength testing device of claim 1, wherein the horizontal telescoping structure comprises: two manual turntables and two threaded rods;

the manual carousel is connected to a threaded rod one by one, divide into two sets of threaded rods and every threaded rod of group runs through the riser and the one end of the threaded rod in riser outside, and clamping structure is connected to the other end.
4. The PCB strength testing device of claim 1, wherein the clamping structure comprises: the device comprises two L-shaped fixing seats, two pressing blocks, two pressing block threads and two pressing block nuts;

every L type fixing base, briquetting screw thread and briquetting nut are a set of, and have two sets of, and the vertical side and the horizontal extending structure of the L type fixing base of every group are installed mutually, and PCB place the board and install between briquetting and L type fixing base and fasten mutually through briquetting bolt and briquetting nut.
5. The PCB strength testing apparatus of claim 2, wherein the upper and lower clamps are connected by two clamp bolts and two clamp nuts.
6. The PCB strength testing apparatus of claim 1, wherein the center position of the PCB placement board is on a same straight line as the center position of the electric push rod when the PCB placement board is mounted.