CN216595281U

CN216595281U - Little current measurement feedback device to PCB board

Info

Publication number: CN216595281U
Application number: CN202123077945.8U
Authority: CN
Inventors: 刘永生
Original assignee: Shenzhen Gifeng Electronic Technology Co ltd
Current assignee: Shenzhen Gifeng Electronic Technology Co ltd
Priority date: 2021-12-09
Filing date: 2021-12-09
Publication date: 2022-05-24
Anticipated expiration: 2031-12-09

Abstract

The utility model relates to the technical field of micro-current measurement of a PCB (printed circuit board), and discloses a micro-current measurement feedback device for the PCB, which comprises a bottom plate and a workbench, wherein a U-shaped plate is fixedly arranged on the upper surface of the bottom plate, an air cylinder is fixedly arranged on the upper surface of the U-shaped plate, the output end of the air cylinder penetrates through the U-shaped plate and is fixedly connected with a mounting plate, the lower surface of the mounting plate is fixedly connected with a connecting plate through a first connecting mechanism, a cavity is formed in the connecting plate, an adsorption mechanism is fixedly arranged on the lower side of the connecting plate, the workbench is arranged on the upper surface of the bottom plate, a groove is formed in the upper side of the workbench, a conductive test plate is fixedly arranged in the groove, and two sides of the workbench are fixedly connected with the U-shaped plate through second connecting mechanisms respectively. The utility model realizes the automatic installation and disassembly of the PCB and simplifies the measuring process.

Description

Little current measurement feedback device to PCB board

Technical Field

The utility model relates to the technical field of micro-current measurement of a PCB (printed circuit board), in particular to a micro-current measurement feedback device for the PCB.

Background

The PCB, which is called a printed circuit board in chinese, also called a printed circuit board, is an important electronic component, a support for electronic components, and a carrier for electrical interconnection of electronic components.

The existing micro-current measurement feedback device for the PCB needs a worker to fix the PCB when in use so as to ensure the stable connection of each pin and a power line in the measurement process, and the problem caused by the fact that the worker needs to manually disassemble the PCB after measurement is solved, and the operation process is complex.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems that in the prior art, a PCB needs to be manually installed and disassembled by workers, and the operation process is complicated, and provides a micro-current measurement feedback device for the PCB.

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

the utility model provides a little current measurement feedback device to PCB board, includes bottom plate and workstation, the last fixed surface of bottom plate is provided with the U-shaped board, the last fixed surface of U-shaped board is provided with the cylinder, the output of cylinder runs through U-shaped board and fixedly connected with mounting panel, the lower surface of mounting panel is through first coupling mechanism fixedly connected with connecting plate, the cavity has been seted up to the inside of connecting plate, the fixed adsorption apparatus that is provided with of downside of connecting plate constructs, the workstation sets up in the upper surface of bottom plate, the upside of workstation is seted up flutedly, the fixed electrically conductive survey test panel that is provided with in inside of recess, the both sides of workstation are respectively through second coupling mechanism and U-shaped board fixed connection.

Preferably, the first connecting mechanism comprises two telescopic rods and two springs, the two telescopic rods are symmetrically and fixedly arranged on the lower side of the mounting plate, the lower ends of the two telescopic rods are fixedly connected with the connecting plate, the two springs are movably sleeved with the rod walls of the corresponding telescopic rods respectively, and the two ends of the two springs are fixedly connected with the mounting plate and the connecting plate respectively.

Preferably, adsorption apparatus constructs including aspiration pump, first air duct and a plurality of second air duct, the aspiration pump is fixed to be set up in the upper surface of connecting plate, the right-hand member fixed connection of first air duct and aspiration pump, the other end of first air duct run through to the inside of cavity and with connecting plate fixed connection, every the lower extreme pipe wall of second air duct all is fixed the sucking disc that has cup jointed, every the upper end of second air duct all runs through to the inside of cavity and with connecting plate fixed connection.

Preferably, the second connecting mechanism comprises a rotating rod and a U-shaped rod, the U-shaped plate is fixedly connected with a side plate of the U-shaped plate, a rod wall at one end of the rotating rod is rotatably connected with the side wall of the workbench through a bearing, a through hole is formed in the rotating rod, and the rotating rod is movably sleeved with the rod wall of the U-shaped rod through the through hole.

Preferably, the two sides of the bottom plate are symmetrically and fixedly provided with mounting blocks, and fastening bolts are fixedly arranged in the mounting blocks.

Preferably, the sucking disc is made of a silica gel material.

Compared with the prior art, the utility model provides a micro-current measurement feedback device for a PCB, which has the following beneficial effects:

1. this little current measurement feedback device to PCB board through the recess that sets up and electrically conductive survey test panel, can make every pin of PCB board respectively with the conducting strip lug connection that corresponds behind placing the PCB board in the inside of recess to need not the staff and adjust the position of PCB board.

2. This little current measurement feedback device to PCB board through the first coupling mechanism and the adsorption apparatus who sets up, can extrude the joint to the PCB board when detecting, avoids the PCB board not hard up to can take out the PCB board from the inside of recess through adsorption apparatus after detecting, need not staff's manual dismantlement.

The parts which are not involved in the device are the same as or can be realized by adopting the prior art, the utility model realizes the automatic installation and disassembly of the PCB, and simplifies the measuring process.

Drawings

Fig. 1 is a schematic structural diagram of a micro-current measurement feedback device for a PCB according to the present invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1;

fig. 3 is a top view of the table.

In the figure: the device comprises a base plate 1, a workbench 2, a 3U-shaped plate, a 4 cylinder, a 5 mounting plate, a 6 connecting plate, a 7 conductive testing plate, 8 telescopic rods, 9 springs, 10 air pumps, 11 first air guide pipes, 12 second air guide pipes, 13 mounting blocks, 14 suckers, 15 rotating rods and 16U-shaped rods.

Detailed Description

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

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1-3, a little current measurement feedback device to PCB board, including bottom plate 1 and workstation 2, the fixed surface of bottom plate 1 is provided with U-shaped plate 3, the fixed surface of U-shaped plate 3 is provided with cylinder 4, the output of cylinder 4 runs through U-shaped plate 3 and fixedly connected with mounting panel 5, the lower surface of mounting panel 5 is through first coupling mechanism fixedly connected with connecting plate 6, the cavity has been seted up to the inside of connecting plate 6, the fixed adsorption apparatus that is provided with of downside of connecting plate 6, workstation 2 sets up in the upper surface of bottom plate 1, the upside of workstation 2 is seted up flutedly, the inside of recess is fixed and is provided with electrically conductive test board 7, the both sides of workstation 2 are respectively through second coupling mechanism and U-shaped plate 3 fixed connection.

First connecting mechanism includes two telescopic links 8 and two springs 9, the symmetry of two telescopic links 8 is fixed to be set up in the downside of mounting panel 5, the lower extreme of two telescopic links 8 all with connecting plate 6 fixed connection, two springs 9 cup joint with the pole wall activity of the telescopic link 8 that corresponds respectively, the both ends of two springs 9 respectively with mounting panel 5 and connecting plate 6 fixed connection, utilize spring 9's elasticity can extrude connecting plate 6 after a plurality of sucking discs 14 and the contact of PCB board, thereby guarantee the adsorption effect between every sucking disc 14 and the PCB board.

Adsorption apparatus constructs including aspiration pump 10, first air duct 11 and a plurality of second air duct 12, aspiration pump 10 is fixed to be set up in the upper surface of connecting plate 6, the right-hand member fixed connection of first air duct 11 and aspiration pump 10, the other end of first air duct 11 run through to the inside of cavity and with 6 fixed connection of connecting plate, the lower extreme pipe wall of every second air duct 12 has all fixedly cup jointed sucking disc 14, the upper end of every second air duct 12 all runs through to the inside of cavity and with 6 fixed connection of connecting plate, be convenient for can bleed to the inside of a plurality of sucking discs 14 at aspiration pump 10 during operation, thereby be convenient for adsorb the PCB board.

Second coupling mechanism includes bull stick 15 and U-shaped pole 16, U-shaped board 3 and U-shaped board 3's curb plate fixed connection, the one end pole wall of bull stick 15 passes through the bearing and rotates with the lateral wall of workstation 2 to be connected, the through-hole has been seted up to the inside of bull stick 15, bull stick 15 cup joints through the pole wall activity of through-hole and U-shaped pole 16, be convenient for overturn workstation 2 after long-time the use, thereby be convenient for clear up the inside dust of recess, in order to guarantee measuring result.

The both sides symmetry of bottom plate 1 is fixed and is provided with installation piece 13, and the inside of every installation piece 13 all is fixed and is provided with fastening bolt, utilizes two installation pieces 13 and the fastening bolt that corresponds, can realize the fixed mounting to whole device to guarantee the stability of whole device at the during operation.

The sucking disc 14 adopts silica gel material to make and forms, avoids sucking disc 14 to lead to the fact the PCB board to damage too hard, adopts silica gel material can be better to adsorbing the PCB board simultaneously.

When the PCB clamping device is used, a PCB to be detected is placed inside the groove, the air cylinder 4 is started, the output end of the air cylinder 4 drives the mounting plate 5 to move downwards, the mounting plate 5 drives the connecting plate 6 to move downwards through the first connecting mechanism, the connecting plate 6 drives the second air guide pipes 12 to move downwards, the suckers 14 are made to be in contact with the upper surface of the PCB, after the contact, the air cylinder 4 continues to drive the mounting plate 5 to move downwards, the two springs 9 extrude the connecting plate 6 through the elasticity of the springs, the PCB can be clamped tightly, the measuring result is guaranteed, after the measurement is completed, the air pump 10 is started, the air pump 10 extracts air inside the cavity, the suckers 14 adsorb the PCB, and the PCB can be taken out conveniently.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. A micro-current measurement feedback device for a PCB comprises a bottom plate (1) and a workbench (2), it is characterized in that a U-shaped plate (3) is fixedly arranged on the upper surface of the bottom plate (1), the upper surface of the U-shaped plate (3) is fixedly provided with an air cylinder (4), the output end of the air cylinder (4) penetrates through the U-shaped plate (3) and is fixedly connected with a mounting plate (5), the lower surface of the mounting plate (5) is fixedly connected with a connecting plate (6) through a first connecting mechanism, a cavity is arranged inside the connecting plate (6), an adsorption mechanism is fixedly arranged at the lower side of the connecting plate (6), the workbench (2) is arranged on the upper surface of the bottom plate (1), the upper side of the workbench (2) is provided with a groove, the inside of recess is fixed and is provided with electrically conductive survey test panel (7), the both sides of workstation (2) are respectively through second coupling mechanism and U-shaped board (3) fixed connection.

2. The micro-current measurement feedback device for the PCB according to claim 1, wherein the first connecting mechanism comprises two telescopic rods (8) and two springs (9), the two telescopic rods (8) are symmetrically and fixedly arranged at the lower side of the mounting plate (5), the lower ends of the two telescopic rods (8) are fixedly connected with the connecting plate (6), the two springs (9) are movably sleeved with the rod walls of the corresponding telescopic rods (8), and two ends of the two springs (9) are fixedly connected with the mounting plate (5) and the connecting plate (6) respectively.

3. The micro-current measurement feedback device for the PCB according to claim 2, wherein the adsorption mechanism comprises an air pump (10), a first air duct (11) and a plurality of second air ducts (12), the air pump (10) is fixedly arranged on the upper surface of the connecting plate (6), the first air duct (11) is fixedly connected with the right end of the air pump (10), the other end of the first air duct (11) penetrates through the inside of the cavity and is fixedly connected with the connecting plate (6), a suction cup (14) is fixedly sleeved on the lower end tube wall of each second air duct (12), and the upper end of each second air duct (12) penetrates through the inside of the cavity and is fixedly connected with the connecting plate (6).

4. The micro-current measurement feedback device for the PCB as claimed in claim 1, wherein the second connecting mechanism comprises a rotating rod (15) and a U-shaped rod (16), the U-shaped plate (3) is fixedly connected with a side plate of the U-shaped plate (3), a rod wall at one end of the rotating rod (15) is rotatably connected with a side wall of the workbench (2) through a bearing, a through hole is formed in the rotating rod (15), and the rotating rod (15) is movably sleeved with the rod wall of the U-shaped rod (16) through the through hole.

5. The micro-current measurement feedback device for the PCB as claimed in claim 1, wherein the bottom plate (1) is symmetrically and fixedly provided with mounting blocks (13) at two sides, and a fastening bolt is fixedly arranged inside each mounting block (13).

6. A micro-current measurement feedback device for PCB board according to claim 3 characterized in that the suction cup (14) is made of silica gel material.