A circuit board welding detection tool

Abstract

The utility model discloses a circuit board welding detection tool, including a bottom plate, four support columns are fixedly connected on the upper side of the bottom plate, top columns are slidably connected on the outer sides of the four support columns, a workbench is fixedly connected on the upper side of the four top columns, a fixed clamping device is provided on the upper side of the workbench, two vertical rods are fixedly connected on the upper side of the bottom plate, bevel gears are rotatably connected on the upper sides of the two vertical rods, threaded columns are threadedly connected on the inner sides of the two bevel gears, connecting columns are fixedly connected on the upper sides of the two threaded columns, connecting rods are respectively penetrated and connected on the inner sides of the two connecting columns, and the two ends of the two connecting rods are fixedly connected to one side of the four top columns. The advantage of the utility model compared with the existing technology is that it provides a circuit board welding detection tool that can adjust the height of the workbench.

Description

Technical Field

[0001] The utility model relates to the technical field of circuit boards, in particular to a circuit board welding detection tool. Background Art

[0002] A circuit board is called a printed circuit board, which is a basic electronic device. It is made through electronic printing technology and has lines and circuit connections. It is used to connect electronic components and electrical connections to achieve functions such as signal transmission, power distribution, signal amplification and timing control. A circuit board is usually composed of a substrate, wires and pads. The substrate can be made of materials such as fiberglass, polyimide or polyester film, and the wires and pads are used to provide conductive paths and mechanical support. There are many types of circuit boards, including single-sided boards, double-sided boards and multi-layer boards. A single-sided board has a conductive path on only one side, while a double-sided board has a conductive path on both sides, and the lines between the two layers are connected by vias. A multi-layer board has three or more conductive graphic layers, and the layers are laminated with insulating materials and interconnected with conductive graphics.

[0003] The existing patent number CN217728679U discloses a universal circuit board welding detection tool, which is intended to solve the technical problems that the existing circuit board welding detection tool has a relatively simple structure, cannot be adjusted according to circuit boards of different sizes, and cannot quickly remove the inspected circuit boards, and has certain usage defects.

[0004] The disadvantages of the prior art are as follows: the prior art cannot adjust the height of the workbench, and workers of different heights cannot adjust the height when testing the circuit board, which makes it inconvenient to test the circuit board. Utility Model Content

[0005] The technical problem to be solved by the utility model is to overcome the above technical defects and provide a circuit board welding detection tooling with adjustable workbench height.

[0006] In order to solve the above problems, the technical solution of the utility model is: a circuit board welding detection tool, including a base plate, four supporting columns are fixedly connected to the upper side of the base plate, and the outer sides of the four supporting columns are respectively slidably connected with top columns, and the upper sides of the four top columns are fixedly connected with a workbench, and the upper side of the workbench is provided with a fixed clamping device, and the upper side of the base plate is fixedly connected with two vertical rods, and the upper sides of the two vertical rods are respectively rotatably connected with bevel gears, and the inner sides of the two bevel gears are respectively threadedly connected with threaded columns, and the upper sides of the two threaded columns are respectively fixedly connected with connecting columns, and the inner sides of the two connecting columns are respectively penetrated by connecting rods, and the two ends of the two connecting rods are respectively fixedly connected to one side of the four top columns.

[0007] Furthermore, the fixed clamping device includes a motor seat, which is fixedly connected to the upper side of the workbench, and a double-headed motor is fixedly connected to the upper side of the motor seat. The output ends of the double-headed motor on both sides are respectively fixedly connected with threaded rods, and the two ends of the two threaded rods are respectively rotatably connected with fixed blocks, and the two fixed blocks are fixedly connected to the upper side of the workbench.

[0008] Furthermore, the thread directions of the two threaded rods are opposite.

[0009] Furthermore, the outer sides of the two threaded rods are respectively threadedly connected with clamping plates, one end of the two clamping plates is slidably connected with a limit rod, both ends of the limit rod are respectively fixedly connected with limit blocks, and the two limit blocks are respectively fixedly connected to the upper side of the workbench.

[0010] Furthermore, an L-shaped mounting seat is fixedly connected to one side of the two vertical rods, a connecting block is fixedly connected to the upper side of the L-shaped mounting seat, a rotating column is rotatably connected to the inner side of the connecting block, and a crank is fixedly connected to one end of the rotating column.

[0011] Furthermore, two bevel gears 2 are fixedly connected to the outer sides of the rotating column, and the two bevel gears 2 are respectively meshed with the two bevel gears 1.

[0012] The advantages of the utility model compared with the existing technology are: the utility model, through the structures such as the crank handle, the rotating column, the two bevel gears 1, the two bevel gears 2, the connecting column, the connecting rod and the top column, can drive the rotating column to rotate by shaking the crank handle, thereby driving the two bevel gears 2 to rotate, and driving the two bevel gears 1 engaged therewith to rotate, thereby driving the two threaded columns connected to the central threads inside the two bevel gears 1 to move up and down, and driving the two connecting columns and the connecting rod to drive the four top columns to move up and down, thereby realizing the lifting and lowering of the workbench, and facilitating workers of different heights to detect circuit boards. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 The utility model is a three-dimensional circuit board welding detection tool Figure 1 .

[0014] Figure 2 The utility model is a three-dimensional circuit board welding detection tool Figure 2 .

[0015] Figure 3 The utility model is a three-dimensional circuit board welding detection tool Figure 3 .

[0016] As shown in the figure: 1. Base plate; 2. Support column; 3. Top column; 4. Workbench; 5. Fixed clamping device; 501. Motor seat; 502. Double-head motor; 503. Threaded rod; 504. Fixed block; 505. Limit rod; 506. Limit block; 507. Clamping plate; 6. Vertical rod; 7. Bevel gear one; 8. Connecting column; 9. Connecting rod; 10. Threaded column; 11. L-shaped mounting seat; 12. Connecting block; 13. Rotating column; 14. Crank; 15. Bevel gear two. DETAILED DESCRIPTION

[0017] The specific implementation of the utility model is further described below in conjunction with the accompanying drawings, wherein the same parts are represented by the same reference numerals.

[0018] It should be noted that the words "front", "rear", "left", "right", "up" and "down" used in the following description refer to directions in the drawings, and the words "inside" and "outside" refer to directions toward or away from the geometric center of a specific component, respectively.

[0019] In order to make the contents of the present invention more clearly understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention.

[0020] like Figures 1 to 3 As shown, a circuit board welding detection tool comprises a base plate 1, four supporting columns 2 are fixedly connected on the upper side of the base plate 1, top columns 3 are slidably connected on the outer sides of the four supporting columns 2, a workbench 4 is fixedly connected on the upper side of the four top columns 3, a fixed clamping device 5 is provided on the upper side of the workbench 4, two vertical rods 6 are fixedly connected on the upper side of the two vertical rods 6, bevel gears 7 are rotatably connected on the upper sides, threaded columns 10 are threadedly connected on the inner sides of the two bevel gears 7, connecting columns 8 are fixedly connected on the upper sides of the two threaded columns 10, connecting rods 9 are respectively penetrated and connected on the inner sides of the two connecting columns 8, and the two ends of the two connecting rods 9 are fixedly connected to one side of the four top columns 3.

[0021] The fixed clamping device 5 includes a motor seat 501, and the motor seat 501 is fixedly connected to the upper side of the workbench 4. A double-headed motor 502 is fixedly connected to the upper side of the motor seat 501. The output ends of the double-headed motor 502 are respectively fixedly connected with threaded rods 503. The two ends of the two threaded rods 503 are respectively rotatably connected with fixed blocks 504. The two fixed blocks 504 are fixedly connected to the upper side of the workbench 4. The thread directions of the two threaded rods 503 are opposite. The outer sides of the two threaded rods 503 are respectively threadedly connected with clamping plates 507. One end of the two clamping plates 507 is slidably connected with a limit rod 505. The two ends of the limit rod 505 are respectively fixedly connected with limit blocks 506. The two limit blocks 506 are respectively fixedly connected to the upper side of the workbench 4. Place the circuit board to be inspected in the center above the workbench, drive the double-headed motor 502, and make its output ends on both sides drive the threaded rods 503 on both sides to rotate. Since the thread directions of the threaded rods 503 on both sides are opposite, the two clamping plates 507 threadedly connected thereto are driven to move relative to each other. The two ends of the two clamping plates 507 slide on the outside of the limit rod 505, so that they can move smoothly, thereby achieving fixed clamping of the circuit board and facilitating the inspection of the circuit board.

[0022] An L-shaped mounting seat 11 is fixedly connected to one side of the two vertical rods 6, and a connecting block 12 is fixedly connected to the upper side of the L-shaped mounting seat 11. A rotating column 13 is rotatably connected to the inner side of the connecting block 12, and a crank 14 is fixedly connected to one end of the rotating column 13. Bevel gears 2 15 are respectively fixedly connected to the two ends of the outer side of the rotating column 13, and the two bevel gears 2 15 are respectively meshed with the two bevel gears 1 7. The rotating column 13 is driven to rotate by shaking the crank 14, and the two bevel gears 2 15 are driven to rotate, and the two bevel gears 1 7 meshed therewith are driven to rotate, thereby driving the two threaded columns 10 connected to the central threads inside the two bevel gears 1 7 to move up and down, and the two connecting columns 8 and the connecting rod 9 drive the four top columns 3 to move up and down, so as to realize the lifting and lowering of the workbench 4, which is convenient for workers of different heights to detect circuit boards.

[0023] In specific use, the circuit board to be tested is placed in the center above the workbench, and the double-headed motor 502 is driven so that the output ends on both sides drive the threaded rods 503 on both sides to rotate. Since the thread directions of the threaded rods 503 on both sides are opposite, the two clamping plates 507 threadedly connected thereto are driven to move relative to each other. The two ends of the two clamping plates 507 slide outside the limit rod 505, so that they can move smoothly, and the circuit board is fixedly clamped, which is convenient for testing the circuit board. The rotating column 13 is driven to rotate by shaking the crank 14, and the two bevel gears 15 are driven to rotate, and the two bevel gears 17 meshing therewith are driven to rotate, and then the two threaded columns 10 connected to the central threads inside the two bevel gears 17 are driven to move up and down, and the two connecting columns 8 and the connecting rod 9 drive the four top columns 3 to move up and down, so as to realize the lifting and lowering of the workbench 4, which is convenient for workers of different heights to test the circuit board, and the work is completed.

[0024] The above description of the utility model and its implementation methods is not restrictive. The drawings show only one implementation method of the utility model, and the actual structure is not limited thereto. In short, if ordinary technicians in this field are inspired by it and design structural methods and embodiments similar to the technical solution without creativity without departing from the purpose of the invention of the utility model, they should all fall within the protection scope of the utility model.

Claims

1. A circuit board welding detection tool, comprising a base plate (1), characterized in that: Four support columns (2) are fixedly connected to the upper side of the bottom plate (1), and top columns (3) are slidably connected to the outer sides of the four support columns (2). A workbench (4) is fixedly connected to the upper sides of the four top columns (3), and a fixed clamping device (5) is provided on the upper side of the workbench (4). Two vertical rods (6) are fixedly connected to the upper side of the bottom plate (1), and bevel gears (7) are rotatably connected to the upper sides of the two vertical rods (6). Threaded columns (10) are threadedly connected to the inner sides of the two bevel gears (7), and connecting columns (8) are fixedly connected to the upper sides of the two threaded columns (10). Connecting rods (9) are respectively penetrated and connected to the inner sides of the two connecting columns (8), and the two ends of the two connecting rods (9) are fixedly connected to one side of the four top columns (3).

2. A circuit board welding detection tool according to claim 1, characterized in that: The fixing clamping device (5) comprises a motor seat (501), the motor seat (501) is fixedly connected to the upper side of the workbench (4), a double-headed motor (502) is fixedly connected to the upper side of the motor seat (501), the output ends on both sides of the double-headed motor (502) are respectively fixedly connected to threaded rods (503), the two ends of the two threaded rods (503) are respectively rotatably connected to fixed blocks (504), and the two fixed blocks (504) are fixedly connected to the upper side of the workbench (4).

3. A circuit board welding detection tool according to claim 2, characterized in that: The thread directions of the two threaded rods (503) are opposite.

4. A circuit board welding detection tool according to claim 2, characterized in that: The outer sides of the two threaded rods (503) are respectively threadedly connected with clamping plates (507), one end of the two clamping plates (507) is slidably connected with a limit rod (505), both ends of the limit rod (505) are respectively fixedly connected with limit blocks (506), and the two limit blocks (506) are respectively fixedly connected to the upper side of the workbench (4).

5. The circuit board welding detection tool according to claim 1, characterized in that: An L-shaped mounting seat (11) is fixedly connected to one side of the two vertical rods (6), a connecting block (12) is fixedly connected to the upper side of the L-shaped mounting seat (11), a rotating column (13) is rotatably connected to the inner side of the connecting block (12), and a crank (14) is fixedly connected to one end of the rotating column (13).

6. A circuit board welding detection tool according to claim 5, characterized in that: The two ends of the outer side of the rotating column (13) are respectively fixedly connected with bevel gears 2 (15), and the two bevel gears 2 (15) are respectively meshed with the two bevel gears 1 (7).

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