CN212568234U

CN212568234U - Circuit board capacitance pressure detection device

Info

Publication number: CN212568234U
Application number: CN202021326027.7U
Authority: CN
Inventors: 王芳; 张兴英; 杨永波; 李增斌
Original assignee: Qingdao Jiangcheng Electronic Technology Co ltd
Current assignee: Qingdao Jiangcheng Electronic Technology Co ltd
Priority date: 2020-07-08
Filing date: 2020-07-08
Publication date: 2021-02-19
Anticipated expiration: 2030-07-08

Abstract

The utility model relates to the technical field of circuit board welding, in particular to a circuit board capacitance stress detection device, which comprises a bottom plate fixing plate, an adjusting block and a transverse plate, wherein the top end of the transverse plate is fixedly connected with a lifting plate support, the inner side of the adjusting block is fixedly connected with a limiting rod, the outer side of the limiting rod and the inner side of the adjusting block are both connected with a side limiting plate in a sliding way, in the utility model, the circuit board can be fixed by the lifting plate, a first spring, the fixing mode has simple operation and better fixing effect, and can be fixed for circuit boards with different widths, after the circuit board for welding capacitance is placed on the upside of the fixing plate positioned at the lower side, the bottom end and the top end of the circuit board can be limited by the fixing plate, the positioning screw rod is rotated, and the side limiting plate can move to one side under the action of a second spring, and the two sides of the circuit board are limited, so that the circuit board has good practicability.

Description

Circuit board capacitance pressure detection device

Technical Field

The utility model relates to a circuit board welding technology field specifically is a circuit board electric capacity adds pressure detection device.

Background

The circuit board is named as a ceramic circuit board, an alumina ceramic circuit board, an aluminum nitride ceramic circuit board, a printed circuit board and the like, and the circuit board enables the circuit to be miniaturized and visualized and plays an important role in batch production of fixed circuits and optimization of electrical appliance layout.

At present, after a circuit board is welded with a capacitor element, the problems of infirm welding or virtual spot welding and the like exist all the time, and in order to effectively test the data, a capacitance pressure detection device is needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a circuit board electric capacity adds pressure detection device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a circuit board electric capacity adds pressure detection device, includes bottom plate fixed plate, regulating block and diaphragm, the board support that rises of top fixedly connected with of diaphragm, the inboard fixedly connected with gag lever post of regulating block, the equal sliding connection in the outside of gag lever post and the inboard of regulating block has the side gag lever post, the inboard screwed connection in bottom of side gag lever post has positioning screw, positioning screw and the inboard sliding connection in bottom of regulating block, positioning screw's bottom sets up the downside at the regulating block, the outside of gag lever post is provided with the second spring, the both ends of second spring respectively with the inboard one end fixed connection of one end of regulating block and side gag lever post.

Preferably, the left side and the right side on bottom plate top and the equal fixedly connected with curb plate of rear side, one side of curb plate and the one end fixed connection of diaphragm, one side of curb plate and the one end fixed connection of regulating block.

Preferably, the top end of the side plate is fixedly connected with a top plate, the top end of the top plate is fixedly connected with a controller, the bottom end of the top plate is fixedly connected with the top end of the fixing plate located on the upper side, and the front end of the side plate located on the rear side is fixedly connected with a rear limiting block.

Preferably, the number of the ascending plate supports is 2, the ascending plate supports are symmetrically arranged at the top end of the transverse plate, the inner sides of the ascending plate supports are connected with ascending plates in a sliding mode, and the top ends of the ascending plates are fixedly connected with the bottom ends of the fixing plates located on the lower sides.

Preferably, a first spring is arranged on the inner side of the ascending plate support, two ends of the first spring are respectively and fixedly connected with the inner side of the bottom end of the ascending plate support and the bottom end of the ascending plate, and a circuit board is arranged between the fixing plate on the upper side and the fixing plate on the lower side.

Preferably, the top fixedly connected with servo motor of bottom plate, servo motor's the terminal fixedly connected with lead screw of main shaft, the threaded connection in the outside of lead screw has the kicking block, the outside of kicking block and the inboard sliding connection of diaphragm, the kicking block is the cuboid setting.

Preferably, the top fixedly connected with support frame of kicking block, the top fixedly connected with pressure sensor of support frame, pressure sensor's top fixedly connected with pressure head, the setting of pressure head is at the downside of circuit board.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses in, through components such as the board that rises that set up, first spring, fixed plate and side limiting plate, can realize the fixed to the circuit board, and this kind of fixed mode easy operation, fixed effect is better, can fix for the circuit board of different width, puts into the circuit board of welding electric capacity and lies in the downside behind the upside of fixed plate, the bottom and the top of circuit board all can be carried on spacingly by the fixed plate, rotate positioning screw, the side limiting plate can move to one side under the effect of second spring to carry on spacingly with the both sides of circuit board, the reverse rotation positioning screw fixes the position of offside limiting plate once more, strengthens the fixed effect of offside limiting plate, accomplishes the fixed to the circuit board, has fine practicality.

2. The utility model discloses in, through the servo motor who sets up, the lead screw, components such as kicking block and pressure sensor, can realize the pressurization to the circuit board, and this kind of pressurization mode, it is simple swift, the motion about the rotation comes to carry out through the lead screw, make the accuracy of motion can obtain guaranteeing, servo motor begins to rotate, the kicking block can drive the support frame and be the rising movement, the kicking block is the cuboid setting, the diaphragm plays spacing effect to the kicking block, it rotates to prevent that the kicking block from following the lead screw, the support frame drives pressure sensor and pressure head and slowly rises, the circuit board can be withstood to the pressure head, then after the circuit board reachs predetermined deflection, servo motor stall, at this moment, read pressure sensor's pressure, then control servo motor reverses, take off the circuit board, carry out corresponding capability test, and has fine practicality.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the structure at A of FIG. 1 according to the present invention;

FIG. 3 is a schematic view of the structure of FIG. 1 at B according to the present invention;

fig. 4 is a schematic view of the installation structure of the lifting plate of the present invention.

In the figure: the device comprises a base plate 1, a side plate 2, a servo motor 3, a screw rod 4, a top block 5, a transverse plate 6, a lifting plate 7, a pressure sensor 8, an adjusting block 9, a circuit board 10, a controller 11, a rear limiting block 12, a fixing plate 13, a top plate 14, a support frame 15, a lifting plate support 16, a first spring 17, a second spring 18, a limiting rod 19, a side limiting plate 20, a positioning screw 21 and a pressure head 22.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution:

a circuit board capacitance pressure detection device comprises a bottom plate 1 fixing plate 13, an adjusting block 9 and a transverse plate 6, wherein the top end of the transverse plate 6 is fixedly connected with an ascending plate support 16, the inner side of the adjusting block 9 is fixedly connected with a limiting rod 19, the outer side of the limiting rod 19 and the inner side of the adjusting block 9 are both connected with a side limiting plate 20 in a sliding manner, the inner side of the bottom end of the side limiting plate 20 is spirally connected with a positioning screw 21, the positioning screw 21 is in sliding connection with the inner side of the bottom end of the adjusting block 9, the bottom end of the positioning screw 21 is arranged at the lower side of the adjusting block 9, a second spring 18 is arranged at the outer side of the limiting rod 19, two ends of the second spring 18 are respectively and fixedly connected with the inner side of one end of the adjusting block 9 and one end of the side limiting plate 20, a worker rotates the positioning screw 21 by hand, at the moment, the friction force between the side limiting plate 20 and the inner side of the bottom end, and spacing with circuit board 10's both sides, then, can fix through the position of frictional force offside limiting plate 20 through reverse rotation positioning screw 21 once more, strengthen the fixed effect of offside limiting plate 20, this kind of fixed mode easy operation, fixed effect is better, and can fix for the circuit board 10 of different widths, has fine practicality.

The left side and the right side of the top end of the bottom plate 1 and the rear side are fixedly connected with side plates 2, one side of each side plate 2 is fixedly connected with one end of a transverse plate 6, one side of each side plate 2 is fixedly connected with one end of an adjusting block 9, and the top end of each side plate 2 is fixedly connected with a top plate 14. the bottom plate 1, the side plates 2, the top plates 14 and the transverse plates 6 in the utility model all play a supporting role and can play a role in increasing the stability during operation, the top end of each top plate 14 is fixedly connected with a controller 11, the bottom end of each top plate 14 is fixedly connected with the top end of a fixed plate 13 positioned on the upper side, the front end of each side plate 2 positioned on the rear side is fixedly connected with a rear limiting block 12, the number of the lifting plate supports 16 is 2, the lifting plate supports 16 are symmetrically arranged on the top end of the transverse plates 6, the inner sides of, the inner side of the ascending plate support 16 is provided with a first spring 17, two ends of the first spring 17 are respectively fixedly connected with the inner side of the bottom end of the ascending plate support 16 and the bottom end of the ascending plate 7, a circuit board 10 is arranged between a fixing plate 13 positioned on the upper side and a fixing plate 13 positioned on the lower side, the circuit board 10 welded with a capacitor is placed on the upper side of the fixing plate 13 positioned on the lower side, the fixing plate 13 positioned on the lower side can enable the circuit board 10 to have an upward force all the time under the action of the first spring 17, at the moment, the bottom end and the top end of the circuit board 10 can be limited by the fixing plate 13, the top end of the bottom plate 1 is fixedly connected with a servo motor 3, the tail end of a main shaft of the servo motor 3 is fixedly connected with a lead screw 4, the outer side of the lead screw 4 is spirally connected with an ejecting block 5, the outer side of the, the top end of the supporting frame 15 is fixedly connected with a pressure sensor 8, the top end of the pressure sensor 8 is fixedly connected with a pressure head 22, the pressure head 22 is arranged at the lower side of the circuit board 10, the servo motor 3 starts to rotate, the servo motor 3 drives the screw rod 4 to rotate, under the rotating action of the screw rod 4, the top block 5 can drive the supporting frame 15 to do ascending motion, wherein, the top block 5 is arranged in a cuboid shape, the transverse plate 6 has a limiting effect on the top block 5 to prevent the top block 5 from rotating along with the screw rod 4, the supporting frame 15 drives the pressure sensor 8 and the pressure head 22 to slowly ascend, the pressure head 22 supports the circuit board, then the servo motor 3 stops rotating after the circuit board 10 reaches a preset deformation, at the moment, the pressure of the pressure sensor 8 is read, then the servo motor 3 is controlled to reversely rotate, the circuit board 10 is taken down to perform corresponding performance test, simple and fast, the up-and-down movement is carried out through the rotation of the screw rod 4, so that the movement accuracy can be ensured, and the practicability is good.

The working process is as follows: the utility model is powered by an external power supply when in use, the utility model is controlled by the controller 11 when in use, the bottom plate 1, the side plate 2, the top plate 14 and the transverse plate 6 in the utility model all play a supporting role and can play a role of increasing the stability during operation, and unnecessary explanation is not made here, the rear limiting block 12, the fixed plate 13 and the side limiting plate 20 in the utility model all play a limiting role for the circuit board 10, wherein, the fixed plate 13 positioned at the lower side can be adjusted, the position of the side limiting plate 20 can be adjusted, when in operation, the circuit board 10 welded with capacitance is firstly placed at the upper side of the fixed plate 13 positioned at the lower side, the fixed plate 13 positioned at the lower side can make the circuit board 10 have an upward force all the time under the action of the first spring 17, at this time, the bottom end and the top end of the circuit board 10 are both limited by the fixed plate 13, then, the worker rotates the positioning screw 21 by hand, at this time, the friction force between the side limiting plate 20 and the inner side of the bottom end of the adjusting block 9 is greatly reduced, the side limiting plate 20 moves to one side under the action of the second spring 18 and limits the two sides of the circuit board 10, then the position of the side limiting plate 20 can be fixed through the friction force by reversely rotating the positioning screw 21 again, the fixing effect of the side limiting plate 20 is enhanced, and thus the fixing of the circuit board 10 is completed, the fixing mode is simple in operation and good in fixing effect, and can fix circuit boards 10 with different widths, the practicability is good, then the servo motor 3 starts to rotate, the servo motor 3 drives the screw rod 4 to rotate, the top block 5 drives the supporting frame 15 to move upwards under the rotating effect of the screw rod 4, wherein the top block 5 is a cuboid, diaphragm 6 plays spacing effect to kicking block 5, prevent that kicking block 5 from following lead screw 4 and rotating, support frame 15 drives pressure sensor 8 and pressure head 22 and slowly rises, pressure head 22 withstands the circuit board, after circuit board 10 reachs predetermined deflection, servo motor 3 stall, this moment, read pressure sensor 8's pressure, then control servo motor 3 reversal, take off circuit board 10, carry out corresponding capability test, accomplish the pressurization to circuit board 10, this kind of pressurization mode, it is simple swift, the rotation through lead screw 4 carries out the motion from top to bottom, make the accuracy of motion can obtain guaranteeing, and the practicality is good.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a circuit board electric capacity adds pressure detection device, includes bottom plate (1) fixed plate (13), regulating block (9) and diaphragm (6), its characterized in that: the utility model discloses a diaphragm (6) adjusting device, including diaphragm (6), inboard fixedly connected with gag lever post (16) that rises of top fixedly connected with of diaphragm (6), the inboard fixedly connected with gag lever post (19) of regulating block (9), the equal sliding connection in the outside of gag lever post (19) and the inboard of regulating block (9) has side gag lever post (20), the inboard threaded connection in bottom of side gag lever post (20) has positioning screw (21), positioning screw (21) and the inboard sliding connection in bottom of regulating block (9), the bottom of positioning screw (21) sets up the downside at regulating block (9), the outside of gag lever post (19) is provided with second spring (18), the both ends of second spring (18) respectively with the inboard one end fixed connection of the inboard one end of regulating block (9) and side gag lever post (20).

2. The circuit board capacitance stress detection device according to claim 1, wherein: the left and right sides on bottom plate (1) top and the equal fixedly connected with curb plate (2) in rear side, one side of curb plate (2) and the one end fixed connection of diaphragm (6), one side of curb plate (2) and the one end fixed connection of regulating block (9).

3. The circuit board capacitance stress detection device according to claim 2, wherein: the top fixedly connected with roof (14) of curb plate (2), the top fixedly connected with controller (11) of roof (14), the bottom of roof (14) and the top fixed connection that is located the upside fixed plate (13), be located the rear side the front end fixedly connected with back stopper (12) of curb plate (2).

4. The circuit board capacitance stress detection device according to claim 1, wherein: the number of the ascending plate supports (16) is 2, the ascending plate supports (16) are symmetrically arranged at the top end of the transverse plate (6), the inner side of each ascending plate support (16) is connected with an ascending plate (7) in a sliding mode, and the top end of each ascending plate (7) is fixedly connected with the bottom end of the fixing plate (13) located on the lower side.

5. The circuit board capacitance stress detection device according to claim 1, wherein: the inner side of the ascending plate support (16) is provided with a first spring (17), two ends of the first spring (17) are respectively fixedly connected with the inner side of the bottom end of the ascending plate support (16) and the bottom end of the ascending plate (7), and a circuit board (10) is arranged between the fixing plate (13) positioned on the upper side and the fixing plate (13) positioned on the lower side.

6. The circuit board capacitance stress detection device according to claim 1, wherein: the top fixedly connected with servo motor (3) of bottom plate (1), the terminal fixedly connected with lead screw (4) of main shaft of servo motor (3), the threaded connection in the outside of lead screw (4) has kicking block (5), the outside of kicking block (5) and the inboard sliding connection of diaphragm (6), kicking block (5) are the cuboid setting.

7. The circuit board capacitance stress detection device according to claim 6, wherein: the top fixedly connected with support frame (15) of kicking block (5), the top fixedly connected with pressure sensor (8) of support frame (15), the top fixedly connected with pressure head (22) of pressure sensor (8), the setting of pressure head (22) is at the downside of circuit board (10).