CN219425883U

CN219425883U - Printed wiring board convenient to weld

Info

Publication number: CN219425883U
Application number: CN202320287433.4U
Authority: CN
Inventors: 潘福全
Original assignee: Quanzhou Litaisen Electronic Technology Co ltd
Current assignee: Quanzhou Litaisen Electronic Technology Co ltd
Priority date: 2023-02-22
Filing date: 2023-02-22
Publication date: 2023-07-28
Anticipated expiration: 2033-02-22

Abstract

The utility model provides a printed wiring board convenient for welding, which comprises: the rotating base is positioned at the lower end of the welding table, and the inner side wall of the rotating base is movably connected with balls; the first clamping plate is positioned on the upper surface of the welding table, and the rear side surface of the first clamping plate is connected with an electric push rod; the limiting plate is positioned on the upper surface of the welding table, and the side end of the limiting plate is connected with a compression spring. The utility model solves the problems that when the welding hand touches the printed circuit board locally, the springs in the comparison document form local extrusion, so that the surface of the printed circuit board is inclined, and the printed circuit board is inconvenient to weld stably.

Description

Printed wiring board convenient to weld

Technical Field

The utility model relates to the field of printed circuit boards, in particular to a printed circuit board convenient to weld.

Background

In the reference CN202122092815.5, the mounting base 211 is used for fixing the spring 212 and the elastic column 213, and the spring 212 and the elastic column 213 can absorb energy through self elastic deformation to support the circuit board body 1 and provide protection for the circuit board body 1 when the circuit board is convenient to weld. However, when the welding hand touches the printed circuit board locally, the springs in the comparison document form local extrusion, so that the surface of the printed circuit board is inclined, and the printed circuit board is inconvenient to weld stably.

Disclosure of Invention

In order to overcome the defects existing in the prior art, the printed circuit board convenient to weld is provided at present, so that the problem that when a welding hand touches the printed circuit board locally, the springs in the comparison document form local extrusion, the surface of the printed circuit board is inclined, and the printed circuit board is inconvenient to weld stably is solved.

In order to achieve the above object, there is provided a printed wiring board which is convenient for soldering, comprising:

the rotating base is positioned at the lower end of the welding table, and the inner side wall of the rotating base is movably connected with balls;

the first clamping plate is positioned on the upper surface of the welding table, and the rear side surface of the first clamping plate is connected with an electric push rod;

the limiting plate is positioned on the upper surface of the welding table, and the side end of the limiting plate is connected with a compression spring.

Further, the middle part of the upper surface of the welding table is welded with a center block, the front end of the center block is provided with a second clamping plate, and the first clamping plate, the second clamping plate and the limiting plate form an upper-lower, left-right limiting clamping structure of the printed circuit board.

Further, the front end of the second clamping plate is connected with an electric push rod; and the electric push rod is embedded and fixed in the front side and the rear side of the electric push rod, and pressure sensors are embedded and fixed on the surfaces of the first clamping plate and the second clamping plate.

Further, the front side and the rear side of the first clamping plate and the second clamping plate are welded with extension ends; and the surface of the extension end is provided with concave circular arc grooves, and the limiting plates are symmetrically distributed with two groups in a center block.

Further, the left side face and the right side face of the welding table are welded with side joint plates, the side joint plates are connected with limiting plates through compression springs, and the lower end of the rotating base is welded with a weighting block.

Further, the front end surface of the welding table is fixedly connected with a miniature controller in a threaded mode, and the miniature controller is connected with an electric push rod and a pressure sensor through wires.

Further, a connecting column is welded in the middle of the surface of the lower end of the welding table; and link up post lower extreme spacing connection in rotating base is inside, link up post lateral wall laminating and have the ball.

The utility model has the beneficial effects that the printed circuit board convenient to weld is convenient to ensure the stability of the welding plane of the printed circuit board, the welding process is prevented from being uneven in solder distribution, the printed circuit board is convenient to weld stably, the welding direction can be conveniently and conveniently adjusted by rotating the welding table through the rotating base, and the problem that the printed circuit board is inconvenient to weld stably is solved.

Drawings

Fig. 1 is a schematic diagram of a front view structure of a printed wiring board for facilitating soldering according to an embodiment of the present utility model.

Fig. 2 is a schematic diagram of a front cross-sectional structure of a printed wiring board of the present utility model for facilitating soldering.

Fig. 3 is a schematic top view of a printed circuit board with soldering convenience according to an embodiment of the present utility model.

Fig. 4 is a schematic perspective view of a first clamping plate according to an embodiment of the utility model.

1. A welding table; 11. a lateral splice plate; 12. a connecting column; 13. a center block; 2. a rotating base; 21. weighting blocks; 22. a ball; 3. a small controller; 4. a first clamping plate; 41. an electric push rod; 42. a pressure sensor; 43. a second clamping plate; 44. an extension end; 5. a limiting plate; 51. compressing the spring.

Detailed Description

Other advantages and effects of the present utility model will become apparent to those skilled in the art from the following disclosure, which describes the embodiments of the present utility model with reference to specific examples. The utility model may be practiced or carried out in other embodiments that depart from the specific details, and the details of the present description may be modified or varied from the spirit and scope of the present utility model.

Fig. 1 is a schematic diagram of a front cross-sectional structure of a printed circuit board that is convenient for soldering according to an embodiment of the present utility model, fig. 2 is a schematic diagram of a front cross-sectional structure of a printed circuit board that is convenient for soldering according to an embodiment of the present utility model, fig. 3 is a schematic diagram of a top cross-sectional structure of a printed circuit board that is convenient for soldering according to an embodiment of the present utility model, and fig. 4 is a schematic diagram of a three-dimensional structure of a clamping plate according to an embodiment of the present utility model.

Referring to fig. 1 to 4, the present utility model provides a printed wiring board which is convenient for soldering, comprising: swivel base 2, first grip block 4 and limiting plate 5.

The rotating base 2 is positioned at the lower end of the welding table 1, and the inner side wall of the rotating base 2 is movably connected with a ball 22.

The first clamping plate 4 is positioned on the upper surface of the welding table 1, and the electric push rod 41 is connected to the rear side surface of the first clamping plate 4.

And the limiting plate 5 is positioned on the upper surface of the welding table 1, and the side end of the limiting plate 5 is connected with a compression spring 51.

When the soldered hand touches the printed wiring board locally, the springs in the reference form local extrusion, which results in the inclination of the surface of the printed wiring board, and the problem of being inconvenient for soldering the printed wiring board stably is solved. Therefore, the printed circuit board convenient to weld disclosed by the utility model has the advantages that the first clamping plate and the second clamping plate are clamped on the front side and the rear side of the printed circuit board by utilizing the electric push rod, so that the limiting plates are in limiting fit with the left side and the right side of the printed circuit board, the stability of the welding plane of the printed circuit board is conveniently ensured, the uneven distribution of welding flux caused by inclination in the welding process is avoided, the printed circuit board is conveniently and stably welded, the welding direction is conveniently and conveniently adjusted by rotating the welding table on the base, and the problem that the printed circuit board is inconvenient to weld stably is solved.

The middle part of the upper surface of the welding table 1 is welded with a center block 13, the front end of the center block 13 is provided with a second clamping plate 43, and the first clamping plate 4, the second clamping plate 43 and the limiting plate 5 form an upper-lower, left-right limiting and clamping structure of the printed circuit board.

The center block 13 is used for supporting the center line of the printed circuit board, so that the front side and the rear side of the printed circuit board are attached to the first clamping plate 4 and the second clamping plate 43; the left side and the right side are attached to the limiting plate 5, so that a limiting and clamping structure for the printed circuit board is formed.

The front end of the second clamping plate 43 is connected with an electric push rod 41; and the electric push rod 41 is embedded and fixed in the front side and the rear side of the electric push rod 41, and the surfaces of the first clamping plate 4 and the second clamping plate 43 are embedded and fixed with pressure sensors 42.

The electric putter 41 promotes first grip block 4 and second grip block 43 and removes, makes first grip block 4 and second grip block 43 contact with the printed wiring board, and pressure sensor 42 detects the pressure magnitude simultaneously, and when the pressure exceeds the setting value, electric putter 41 stops promoting, avoids damaging the printed wiring board.

The front and rear sides of the first clamping plate 4 and the second clamping plate 43 are welded with extension ends 44; and the surface of the extension end 44 is provided with concave arc grooves, and two groups of limiting plates 5 are symmetrically distributed in the form of a center block 13.

The extension 44 is used to contact the lower end surface of the printed circuit board to facilitate supporting the printed circuit board. The circular arc groove of the extension end 44 corresponds to the center block 13 and can be pushed to be attached to the front and rear surfaces of the center block 13.

The welding table 1 is welded with a side connecting plate 11 on the left side and the right side, the side connecting plate 11 is connected with a limiting plate 5 through a compression spring 51, and a weighting block 21 is welded at the lower end of the rotating base 2.

The limiting plate 5 is elastically pushed by the compression spring 51, so that the limiting plate 5 is limited on the left side and the right side of the printed circuit board, the printed circuit board is conveniently pushed to move left and right in a small range, and the component pins needing to be welded conveniently penetrate through the lower end face of the printed circuit board. The weight 21 increases the stability of the bottom of the welding table 1.

The front end surface of the welding table 1 is fixedly connected with a miniature controller 3 in a threaded manner, and the miniature controller 3 is connected with an electric push rod 41 and a pressure sensor 42 through wires.

The miniature controller 3 controls the two groups of electric push rods 41 to stretch and retract simultaneously, and simultaneously receives signals of the miniature controller 3, controls the electric push rods 41 to stop, conveniently clamps the printed circuit board and conveniently and stably welds the printed circuit board.

The middle part of the lower end surface of the welding table 1 is welded with a connecting column 12; and the lower end of the connecting column 12 is connected in the rotating base 2 in a limiting way, and the side wall of the connecting column 12 is attached with a ball 22.

The linking post 12 passes through ball 22 and rotary base 2's sliding connection, makes welding table 1 can carry out 360 degrees rotations, conveniently adjusts welded position, convenient better welding printed wiring board.

The printed circuit board convenient to weld can effectively solve the problem that the printed circuit board is inconvenient to weld stably, ensures the stability of the welding plane of the printed circuit board, is convenient to adjust the welding direction conveniently, and is suitable for the printed circuit board convenient to weld.

Claims

1. A printed wiring board for facilitating soldering, comprising:

the rotary base (2) is positioned at the lower end of the welding table (1), and the inner side wall of the rotary base (2) is movably connected with a ball (22);

the first clamping plate (4) is positioned on the upper surface of the welding table (1), and the rear side surface of the first clamping plate (4) is connected with an electric push rod (41);

the limiting plate (5) is positioned on the upper surface of the welding table (1), and a compression spring (51) is connected to the side end of the limiting plate (5).

2. The printed circuit board convenient to weld according to claim 1, wherein a center block (13) is welded in the middle of the upper surface of the welding table (1), a second clamping plate (43) is arranged at the front end of the center block (13), and the first clamping plate (4), the second clamping plate (43) and the limiting plates (5) form an upper-lower limiting clamping structure, a left-right limiting clamping structure of the printed circuit board.

3. The printed wiring board convenient for welding according to claim 2, wherein the front end of the second clamping plate (43) is connected with an electric push rod (41); and the electric push rod (41) is embedded and fixed in the front side and the rear side of the electric push rod (41), and pressure sensors (42) are embedded and fixed on the surfaces of the first clamping plate (4) and the second clamping plate (43).

4. A soldering-friendly printed wiring board according to claim 2, wherein the front and rear sides of the first holding plate (4) and the second holding plate (43) are soldered with extension ends (44); and the surface of the extension end (44) is provided with concave circular arc grooves, and the limiting plates (5) are symmetrically distributed with two groups of central blocks (13).

5. The printed circuit board convenient to weld according to claim 1, wherein the left side surface and the right side surface of the welding table (1) are welded with side connecting plates (11), the side connecting plates (11) are connected with the limiting plates (5) through compression springs (51), and the lower end of the rotating base (2) is welded with a weighting block (21).

6. The printed wiring board convenient for welding according to claim 1, wherein the front end surface of the welding table (1) is fixedly connected with a miniature controller (3) in a screwed manner, and the miniature controller (3) is connected with an electric push rod (41) and a pressure sensor (42) through electric wires.

7. A printed wiring board capable of being soldered according to claim 1, wherein a joint post (12) is soldered in the middle of the lower end surface of said soldering station (1); and the lower end of the connecting column (12) is in limit connection inside the rotating base (2), and the side wall of the connecting column (12) is attached with a ball (22).