CN214666715U

CN214666715U - Thickness measuring device for circuit board

Info

Publication number: CN214666715U
Application number: CN202120207482.3U
Authority: CN
Inventors: 胡茂尚
Original assignee: Xi'an Baoying Electronic Technology Co ltd
Current assignee: Xi'an Baoying Electronic Technology Co ltd
Priority date: 2021-01-25
Filing date: 2021-01-25
Publication date: 2021-11-09
Anticipated expiration: 2031-01-25

Abstract

The utility model discloses a thickness measuring device of a circuit board, which comprises a bottom plate and a clamping mechanism which are arranged in a hollow way; the utility model discloses a vertical bar clamping device for a motor vehicle, including bottom plate, support frame, detection rod, connecting mechanism, sensor, bottom plate, supporting frame, support frame, and clamping mechanism, the bottom plate passes through the bracing piece and the support frame fixed connection of vertical setting, a plurality of regions are separated into through a plurality of horizontal poles to the support frame, every equal vertical activity in the region is provided with a detection pole, the detection pole top pass through connecting mechanism respectively with horizontal pole and support frame swing joint, the vertical a plurality of sharp modules that are provided with on the support frame, two the level is provided with a clamp plate between the straight line module, sharp module drives the clamp plate reciprocates, be provided with the sensor on the clamp plate, the bottom plate is provided with a shape groove, fixture is located the bar inslot. The utility model discloses realize that the multiple spot is automatic to be detected simultaneously, improve circuit board thickness measurement's precision and efficiency, reduce staff's intensity of labour.

Description

Thickness measuring device for circuit board

Technical Field

The utility model relates to a circuit board measures technical field, especially relates to a circuit board thickness measuring device.

Background

The flexible circuit board has very wide application fields in the market, and is mainly applied to the fields of aviation, automobiles, consumer electronics, digital products and the like. In the back-end process of flexible circuit board manufacture, a plurality of different materials, such as steel sheets, electromagnetic films, PI, conductive adhesive, high-temperature adhesive and the like, need to be pasted on the surface of the flexible circuit board, and the thickness of the materials is generally between 0.05 and 0.3mm, so as to realize each special function. In practice, the thickness of the mounted material is very strict, and if the thickness of the mounted material does not meet the specified requirements, the physical and electrical properties of the mounted material are adversely affected. The phenomenon of double-layer re-pasting and the like may occur in the pasting process, which is the most serious defect in the current process, and needs to be strictly avoided, and the defect can be found by detecting the thickness of the pasting material.

In the circuit board industry, plate thickness measurement is the most frequent, and manual electronic caliper measurement or common caliper measurement is generally used. The above detection method has the following disadvantages in practical use: (1) only a single point can be measured, the efficiency is low, and the operation is inconvenient; (2) meet the big board of batchibility, can't accomplish one people's hand slide caliper rule, influence detection efficiency to directly influence production efficiency.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects, the utility model aims to provide a thickness measuring device of circuit board realizes the automatic simultaneous detection of random multiple points, improves circuit board thickness measurement's precision and efficiency, reduces staff's intensity of labour.

In order to achieve the above purpose, the utility model discloses a technical scheme is: a thickness measuring device of a circuit board comprises a bottom plate and a clamping mechanism, wherein the bottom plate is arranged in a hollow mode; the utility model discloses a vertical bar clamping device for a motor vehicle, including bottom plate, support frame, detection rod, connecting mechanism, sensor, bottom plate, supporting frame, support frame, and clamping mechanism, the bottom plate passes through the bracing piece and the support frame fixed connection of vertical setting, a plurality of regions are separated into through a plurality of horizontal poles to the support frame, every equal vertical activity in the region is provided with a detection pole, the detection pole top pass through connecting mechanism respectively with horizontal pole and support frame swing joint, the vertical a plurality of sharp modules that are provided with on the support frame, two the level is provided with a clamp plate between the straight line module, sharp module drives the clamp plate reciprocates, be provided with the sensor on the clamp plate, the bottom plate is provided with a shape groove, fixture is located the bar inslot.

Preferably, the strip-shaped groove is arranged along the length direction of the bottom plate, and a straight line where the length direction of the cross rod is located is perpendicular to a straight line where the length direction of the bottom plate is located.

Preferably, the sensor is a distance sensor for sensing the length between the lower end surface of the pressure plate and the upper end surface of the detection rod.

Preferably, the connecting mechanism comprises a connecting rod and a hinged block, and a bearing rod for supporting the connecting rod is arranged on the supporting frame corresponding to the connecting rod.

Preferably, fixture includes the clamp splice that sets up along strip-shaped groove length direction, connects the guide bar of clamp splice and bottom plate lateral wall and be located the spring of guide bar periphery, the guide bar is kept away from the clamp splice end and is provided with a stopper.

Preferably, a straight line of the length direction of the bearing rod is perpendicular to a straight line of the length direction of the connecting rod.

Preferably, the side edge of the bottom plate is provided with a through groove for conveniently placing the circuit board, and a straight line in the length direction of the through groove is perpendicular to a straight line in the length direction of the strip-shaped groove.

The utility model has the advantages that:

the utility model discloses a mutually supporting of bottom plate, fixture, bracing piece, support frame, test bar, coupling mechanism, sharp module, clamp plate and sensor makes the device be applicable to the circuit board of equidimension not and carries out the thickness detection, improves this detection device's practicality, realizes the automatic while detection of random multiple spot, improves circuit board thickness measurement's precision and efficiency, reduces staff's intensity of labour.

Drawings

FIG. 1 is a front view of the overall structure of a preferred embodiment of the present invention;

FIG. 2 is a partial schematic structural view of a preferred embodiment of the present invention;

in the figure: 1. a base plate; 2. a strip-shaped groove; 3. a clamping mechanism; 31. a guide bar; 32. a spring; 33. a limiting block; 34. a clamping block; 4. a support bar; 5. a support frame; 6. a detection lever; 7. a connecting mechanism; 71. a connecting rod; 72. a hinged block; 9. a linear module; 10. pressing a plate; 11. a sensor; 12. a bearing rod.

Detailed Description

The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.

Referring to fig. 1 to 2, the thickness measuring device of a circuit board in the present embodiment includes a bottom plate 1 and a clamping mechanism 3, which are hollow; the bottom plate 1 is fixedly connected with a support frame 5 through a support rod 4 which is vertically arranged, the support frame 5 is divided into a plurality of areas through a plurality of cross rods, a detection rod 6 is vertically and movably arranged in each area, the device can detect multiple points of the whole circuit board, and the thickness of one or more circuit boards can be detected in each area; the top of the detection rod 6 is respectively movably connected with a cross rod and a support frame 5 through a connecting mechanism 7, and the cross rod plays a supporting role on a linear module 9; the detection device is characterized in that a plurality of linear modules 9 are vertically arranged on the support frame 5, a pressing plate 10 is horizontally arranged between the two linear modules 9, the linear modules 9 drive the pressing plate 10 to move back and forth, in order to avoid errors in the detection process, the pressing plate 10 is arranged, the linear modules 9 drive the pressing plate 10 to move downwards to press the detection rod 6 on the circuit board, and a sensor 11 senses the distance between the lower end surface of the pressing plate 10 and the upper surface of the support frame 5, wherein the distance is the thickness of the circuit board; work as be provided with sensor 11 on the clamp plate 10, bottom plate 1 is provided with a bar groove 2, fixture 3 is located in the

bar groove

2, 11 readings of sensor transmit numerical value to the external display in, need not manual operation, reduce staff's intensity of labour, improve the precision that circuit board thickness detected.

The strip-shaped groove 2 is arranged along the length direction of the bottom plate 1, and the strip-shaped groove 2 guides the moving direction of the clamping mechanism 3; the straight line of the cross rod in the length direction is perpendicular to the straight line of the bottom plate 1 in the length direction.

The sensor 11 is a distance sensor 11 for sensing the length between the lower end surface of the pressure plate 10 and the upper end surface of the detection rod 6.

The connecting mechanism 7 comprises a connecting rod 71 and a hinged block 72, a bearing rod 12 for supporting the connecting rod 71 is arranged at the position corresponding to the position of the connecting rod 71 on the support frame 5, the bearing rod 12 supports the connecting rod 71, and the connecting rod 71 is horizontally arranged in the initial state.

The clamping mechanism 3 comprises a clamping block 34 arranged along the length direction of the strip-shaped groove 2, a guide rod 31 connected with the clamping block 34 and the side wall of the bottom plate 1, and a spring 32 located on the periphery of the guide rod 31, wherein a limiting block 33 is arranged at the end, far away from the clamping block 34, of the guide rod 31.

The straight line of the length direction of the bearing rod 12 is perpendicular to the straight line of the length direction of the connecting rod 71.

The side of the bottom plate 1 is provided with a through groove convenient for placing a circuit board, and a straight line at the length direction of the through groove is perpendicular to a straight line at the length direction of the strip-shaped groove 2.

The working principle is as follows: when a circuit board is detected, the upper surface of a detection rod 6 and the upper surface of a support frame 5 are on the same horizontal line in an initial state, then a worker places the circuit board to be detected into a bottom plate 1 on a workbench through a through groove, a clamping mechanism 3 clamps and positions the circuit board, the circuit board is clamped between a clamping block 34 and the bottom plate 1 through a clamping block 34 in the clamping mechanism 3, the circuit board has thickness, when the circuit board is placed on the bottom plate 1, the detection rod 6 moves upwards under the action of a hinge block 72 and a connecting rod 71, the moving distance is the thickness of the circuit board, in order to avoid errors in the detection process, a pressing plate 10 is arranged, a linear module 9 drives the pressing plate 10 to move downwards to press the detection rod 6 on the circuit board, a sensor 11 senses the distance between the lower end face of the pressing plate 10 and the upper surface of the support frame 5, and the distance is the thickness of the circuit board, carry out the reading by sensor 11 and with numerical value transmission to outside display in, need not manual operation, reduce staff's intensity of labour, set up multiunit measuring staff 6 simultaneously and carry out the multiple spot and detect, improve the precision that circuit board thickness detected.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, so as not to limit the protection scope of the present invention, and all equivalent changes or modifications made according to the spirit of the present invention should be covered in the protection scope of the present invention.

Claims

1. A thickness measuring device of a circuit board is characterized in that: comprises a bottom plate (1) and a clamping mechanism (3) which are arranged in a hollow way; bottom plate (1) bracing piece (4) and support frame (5) fixed connection through vertical setting, a plurality of regions are separated into through a plurality of horizontal poles in support frame (5), every equal vertical activity is provided with a test bar (6) in the region, test bar (6) top is passed through coupling mechanism (7) and is respectively with horizontal pole and support frame (5) swing joint, the support frame (5) are gone up the vertical a plurality of sharp modules (9) that are provided with, two the level is provided with a clamp plate (10) between sharp module (9), sharp module (9) drive clamp plate (10) round trip movement, be provided with sensor (11) on clamp plate (10), bottom plate (1) is provided with a bar groove (2), fixture (3) are located in bar groove (2).

2. A thickness measuring apparatus of a wiring board according to claim 1, wherein: the strip-shaped groove (2) is arranged along the length direction of the bottom plate (1), and the straight line of the cross rod in the length direction is perpendicular to the straight line of the bottom plate (1) in the length direction.

3. A thickness measuring apparatus of a wiring board according to claim 1, wherein: the sensor (11) is a distance sensor (11) used for sensing the length between the lower end face of the pressure plate (10) and the upper end face of the detection rod (6).

4. A thickness measuring apparatus of a wiring board according to claim 1, wherein: the connecting mechanism (7) comprises a connecting rod (71) and a hinged block (72), and a bearing rod (12) for supporting the connecting rod (71) is arranged on the support frame (5) corresponding to the connecting rod (71).

5. A thickness measuring apparatus of a wiring board according to claim 1, wherein: fixture (3) are including clamp splice (34), the connection that sets up along strip groove (2) length direction guide bar (31) and the position of clamp splice (34) and bottom plate (1) lateral wall spring (32) of guide bar (31) periphery, guide bar (31) are kept away from clamp splice (34) end and are provided with a stopper (33).

6. The thickness measuring apparatus of a circuit board according to claim 4, wherein: the straight line of the length direction of the bearing rod (12) is vertical to the straight line of the length direction of the connecting rod (71).

7. A thickness measuring apparatus of a wiring board according to claim 1, wherein: the side edge of the bottom plate (1) is provided with a through groove convenient for placing a circuit board, and a straight line at the length direction of the through groove is perpendicular to a straight line at the length direction of the strip-shaped groove (2).