CN211856806U

CN211856806U - Testing arrangement is used in PCB board production

Info

Publication number: CN211856806U
Application number: CN202020067397.7U
Authority: CN
Inventors: 李宁儿; 张福田; 张超亚; 李建设; 段德明
Original assignee: Hangzhou Lianrong Electronic Technology Co ltd
Current assignee: Hangzhou Lianrong Electronic Technology Co ltd
Priority date: 2020-01-14
Filing date: 2020-01-14
Publication date: 2020-11-03
Anticipated expiration: 2030-01-14

Abstract

The utility model discloses a testing arrangement is used in PCB board production, the on-line screen storage device comprises a base, base top outer wall has the support frame through the bolt fastening, the support frame is connected with the crank through the pivot, crank outer wall swing joint has the cam, cam bottom outer wall one side is connected with the depression bar through the pivot, base top outer wall has fixed fixture block through the bolt fastening, base top outer wall sliding connection has the grip slipper, and grip slipper one side outer wall passes through the bolt fastening on fixed fixture block, grip slipper one side outer wall has two guide posts through the bolt fastening. The utility model discloses a set up uide bushing and guide post to guide post and uide bushing mutually support, make the probe on the probe fixed plate reciprocate perpendicularly, have avoided the skew of probe, thereby guarantee the measuring accuracy, through set up the rubber pad on the probe fixed plate, reduced the pressure that the probe applyed to the PCB board, avoided the crushing to the PCB board when the test.

Description

Testing arrangement is used in PCB board production

Technical Field

The utility model relates to a testing arrangement technical field especially relates to a testing arrangement is used in PCB board production.

Background

The PCB, also called printed PCB, is an important electronic component, which is a support for electronic components and a carrier for electrical connection of electronic components. It is called a "printed" PCB board because it is made using electronic printing. Almost every electronic device, as small as electronic watches, calculators, as large as computers, communication electronics, military weaponry systems, has electronic components such as integrated circuits, and the like, and a PCB board is used to electrically interconnect the components.

Usually, the PCB needs to be tested before use, and when the test device for producing the PCB is used for testing, the phenomena that a probe is easy to deviate and a clamping seat is not fixed firmly enough can occur, so that the test precision cannot be guaranteed, and the PCB can be crushed during testing.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a testing device for PCB production.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a testing device for PCB production comprises a base, wherein a supporting frame is fixed on the outer wall of the top of the base through bolts, the supporting frame is connected with a crank through a rotating shaft, the outer wall of the crank is movably connected with a cam, one side of the outer wall of the bottom of the cam is connected with a pressure rod through a rotating shaft, the outer wall of the top of the base is fixed with a fixed clamping block through bolts, the outer wall of the top of the base is connected with a clamping seat in a sliding manner, the outer wall of one side of the clamping seat is fixed on the fixed clamping block through bolts, two guide posts are fixed on the outer wall of one side of the clamping seat through bolts, two guide sleeves are respectively sleeved on the outer wall of the two guide posts, the outer wall of the opposite side of the two guide sleeves is fixed with the same mounting plate through bolts, a rubber pad is fixed on the outer wall of the top of, the mounting hole has been seted up to base one side outer wall, and mounting hole bottom inner wall has the spring through the bolt fastening, the spring top has the wedge fixture block through the bolt fastening, and wedge fixture block swing joint is at the mounting hole inner wall.

Preferably, the outer wall of the top of the clamping seat is fixed with two PCB pressing blocks through a bearing.

Preferably, a push-pull handle is fixed on one side of the outer wall of the top of the clamping seat through a bolt.

Preferably, the outer wall of the crank is sleeved with an anti-slip sleeve.

Preferably, the outer wall of one side of the bottom of the wedge-shaped fixture block is provided with a connecting rod, the outer wall of one side of the base is provided with an opening, and the connecting rod is movably connected to the inner wall of the opening.

Preferably, one end of the connecting rod, which is far away from the wedge-shaped fixture block, is provided with a pressing block, and the pressing block is fixed on the outer wall of one side of the base through a bolt.

Preferably, the outer wall of the bottom of the pressure lever is fixed on the outer wall of the top of the mounting plate through a rotating shaft.

The utility model has the advantages that:

this testing arrangement is used in PCB board production, through setting up uide bushing and guide post, and guide post and uide bushing mutually support, make the probe on the probe fixed plate reciprocate perpendicularly, the skew of probe has been avoided, thereby guarantee the measuring accuracy, through set up the rubber pad on the probe fixed plate, the pressure that the probe applyed to the PCB board has been reduced, the crushing to the PCB board when having avoided testing, through setting up fixed fixture block, the wedge fixture block, spring and connecting rod, quick location to the holder has been realized.

Drawings

Fig. 1 is a schematic view of a front view structure of a testing device for PCB production according to the present invention;

fig. 2 is a schematic view of a partial cross-sectional structure of a base of the testing device for PCB production according to the present invention;

fig. 3 is the utility model provides a testing arrangement is used in PCB board production looks sideways at schematic structure diagram.

In the figure: the probe clamp comprises a base 1, a support frame 2, a cam 3, a crank 4, a pressure lever 5, a mounting plate 6, a guide sleeve 7, a push-pull handle 8, a clamping seat 9, a PCB pressing block 10, a probe fixing plate 11, a rubber pad 12, a probe 13, a fixed clamping block 14, a guide post 15, a wedge-shaped clamping block 16, a pressing block 17, a connecting rod 18, a spring 19 and an anti-slip sleeve 20.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a testing device for PCB production comprises a base 1, a supporting frame 2 fixed on the outer wall of the top of the base 1 through bolts, a crank 4 connected with the supporting frame 2 through a rotating shaft, an anti-slip sleeve 20 sleeved on the outer wall of the crank 4, a cam 3 movably connected with the outer wall of the crank 4, a press rod 5 connected with one side of the outer wall of the bottom of the cam 3 through a rotating shaft, a fixed block 14 fixed on the outer wall of the top of the base 1 through bolts, a clamping seat 9 connected with the outer wall of the top of the base 1 in a sliding manner, a push-pull handle 8 fixed on one side of the outer wall of the top of the clamping seat 9 through bolts, two PCB press blocks 10 fixed on the outer wall of the top of the clamping seat 9 through bearings, two guide posts 15 fixed on the outer wall of one side of the clamping seat 9 through bolts, two guide sleeves 7 respectively sleeved on the outer walls of the two guide posts, 5 bottom outer walls of depression bar are fixed on 6 top outer walls of mounting panel through the pivot, 6 top outer walls of mounting panel have rubber pad 12 through the bolt fastening, 12 bottom outer walls of rubber pad have probe fixed plate 11 through the bolt fastening, 11 bottom outer walls of probe fixed plate have equidistance distribution's probe 13 through the bolt fastening, the mounting hole has been seted up to 1 one side outer wall of base, and the mounting hole bottom inner wall has spring 19 through the bolt fastening, there is wedge fixture block 16 at spring 19 top through the bolt fastening, and 16 swing joint of wedge fixture block is at the mounting hole inner wall, 16 bottom one side outer walls of wedge fixture block are provided with connecting rod 18, the opening has been seted up to 1 one side outer wall of base, and 18 swing joint of connecting rod is at the opening inner wall, the one end that wedge fixture block 16 was kept.

The working principle is as follows: during the use, at first place the PCB board on PCB board holder 9, rotate PCB board briquetting 10, fix the PCB board on PCB board holder 9, it is fixed to move PCB board holder 9 between fixed fixture block 14 and the wedge fixture block 16, rotate crank 4, make probe 13 move down, test the PCB board, after the test finishes, through rotating crank 4, raise probe 13, press wedge fixture block 16, hold holder 9 with the PCB board and pull out, rotate PCB board briquetting 10, take off the PCB board, thereby accomplish the test to the PCB board.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The testing device for PCB production comprises a base (1) and is characterized in that a supporting frame (2) is fixed on the outer wall of the top of the base (1) through bolts, the supporting frame (2) is connected with a crank (4) through a rotating shaft, the outer wall of the crank (4) is movably connected with a cam (3), one side of the outer wall of the bottom of the cam (3) is connected with a pressure lever (5) through a rotating shaft, a fixed clamping block (14) is fixed on the outer wall of the top of the base (1) through bolts, a clamping seat (9) is slidably connected with the outer wall of the top of the base (1), the outer wall of one side of the clamping seat (9) is fixed on the fixed clamping block (14) through bolts, two guide columns (15) are fixed on the outer wall of one side of the clamping seat (9) through bolts, two guide sleeves (7) are respectively sleeved on the outer wall of the guide columns (15), and the, mounting panel (6) top outer wall has rubber pad (12) through the bolt fastening, rubber pad (12) bottom outer wall has probe fixed plate (11) through the bolt fastening, probe fixed plate (11) bottom outer wall has probe (13) that the equidistance distributes through the bolt fastening, the mounting hole has been seted up to base (1) one side outer wall, and mounting hole bottom inner wall has spring (19) through the bolt fastening, spring (19) top has wedge fixture block (16) through the bolt fastening, and wedge fixture block (16) swing joint is at the mounting hole inner wall.

2. The PCB production test device as claimed in claim 1, wherein two PCB pressing blocks (10) are fixed on the outer wall of the top of the clamping seat (9) through bearings.

3. The PCB production test device of claim 1, wherein a push-pull handle (8) is fixed on one side of the outer wall of the top of the clamping seat (9) through a bolt.

4. The PCB production test device of claim 1, wherein an anti-slip sleeve (20) is sleeved on the outer wall of the crank (4).

5. The PCB production testing device as claimed in claim 1, wherein a connecting rod (18) is arranged on an outer wall of one side of the bottom of the wedge-shaped fixture block (16), an opening is formed in an outer wall of one side of the base (1), and the connecting rod (18) is movably connected to an inner wall of the opening.

6. The PCB production test device according to claim 5, wherein a pressing block (17) is arranged at one end of the connecting rod (18) far away from the wedge-shaped fixture block (16), and the pressing block (17) is fixed on the outer wall of one side of the base (1) through a bolt.

7. The testing device for PCB production as recited in claim 1, wherein the outer wall of the bottom of the pressure bar (5) is fixed on the outer wall of the top of the mounting plate (6) through a rotating shaft.