PCB welding device

Abstract

The utility model provides a PCB welding device which comprises a board loading mechanism, a tin soldering mechanism and an adjusting mechanism, the adjusting mechanism is installed on the tin soldering mechanism, and the tin soldering mechanism is installed on the board loading mechanism; the adjusting mechanism comprises a support, a laser transmitter, a supporting rod, a rotating cylinder, a limiting rod, a screw rod and a limiting cavity, the support is fixedly connected to the tin soldering mechanism, the supporting rod is rotationally connected to the tin soldering mechanism, and the laser transmitter is rotationally connected to the end of the support; according to the utility model, the screw rod can be driven to extend out or retract by rotating the rotating cylinder, so that the bottom end of the laser transmitter is adjusted to rotate, and the laser transmitting angle of the laser transmitter is adjusted, so that laser is positioned on a tin soldering point; a laser positioning point emitted by the laser emitter coincides with a coincidence point formed by pressing a soldering bit of the electric soldering iron downwards to the circuit board, the effect of accurate positioning is achieved, and errors caused by manual tin soldering are reduced.

Description

Technical Field

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

[0002] Circuit board soldering is the process of attaching electronic components to a circuit board through soldering to achieve an electrical connection. Soldering is a critical step in circuit board manufacturing and typically involves the following main steps: Soldering Materials: The primary material used in the soldering process is solder, which is typically composed of tin and lead or other alloys. Soldering Methods: Common soldering methods include manual soldering and machine soldering. Manual soldering is suitable for small batches or repairs, while machine soldering is typically used for large-scale production and includes techniques such as wave soldering and reflow soldering. Soldering Tools: Common soldering tools include soldering irons, soldering templates, and flux. The soldering iron is used to heat the solder, causing it to melt and come into contact with the electronic components and circuit boards.

[0003] During manual soldering, the soldering iron needs to be manually controlled to solder the antennae of electronic components. Hand shaking will cause errors and affect the soldering effect. Utility Model Content

[0004] The purpose of the present invention is to provide a PCB board welding device to solve the problems raised in the above background technology.

[0005] To achieve the above objectives, the present invention provides the following technical solutions:

[0006] A PCB board welding device comprises a board-mounted mechanism, a soldering mechanism and an adjustment mechanism, wherein the adjustment mechanism is mounted on the soldering mechanism, and the soldering mechanism is mounted on the board-mounted mechanism;

[0007] The adjustment mechanism includes a bracket, a laser emitter, a support rod, a rotor, a limit rod, a screw and a limit cavity. The bracket is fixedly connected to the soldering mechanism, the support rod is rotatably connected to the soldering mechanism, the laser emitter is rotatably connected to the end of the bracket, the rotor is rotatably connected to the end of the support rod, the inner bottom of the rotor is fixedly connected to one end of the limit rod, the limit rod is located at one end of the rotor opening and is integrally formed with a cylindrical limit block, the screw is rotatably connected to the bottom end of the laser emitter, the screw is threadedly connected to the rotor, the limit cavity is opened in the screw, and the limit rod is slidably connected in the limit cavity.

[0008] In one embodiment, the onboard mechanism includes a base, a slide, a motor, a screw, a lifting plate, a connecting rod and a lifting seat, the slide is slidably connected to the top of the base, a cavity is opened in the slide, the motor is installed in the slide, the output shaft of the motor is fixedly connected to the screw, the screw is rotatably connected in the slide, the lifting plate is threadedly connected to the screw, the top of the lifting plate is welded to the connecting rod, the top end of the connecting rod passes through the slide and is slidably connected to the slide, the top end of the connecting rod is fixedly connected to the lifting seat, and the lifting seat is slidably connected to the top groove of the slide.

[0009] In one embodiment, the soldering mechanism includes a fixing frame, a fixing seat, a cylinder, a fixing handle and an electric soldering iron. The fixing frame is welded to the top of the base, the fixing seat is fixedly connected to the fixing frame, the cylinder is installed on the fixing seat, the bottom output shaft of the cylinder is fixedly connected to the fixing handle, and the electric soldering iron is installed at the bottom end of the fixing handle.

[0010] In one embodiment, a protective door is hinged on one side of the sliding seat.

[0011] In one embodiment, a rubber ring is provided on the top outer ring of the base, and the thickness of the rubber ring is not less than 2 cm.

[0012] In one embodiment, the bracket is fixedly connected to the outer side wall of the fixing handle, and the support rod is rotatably connected to the outer side wall of the fixing handle.

[0013] Compared with the prior art, the beneficial effects of the present invention are:

[0014] The utility model can drive the screw to extend or retract by rotating the rotary drum, thereby adjusting the rotation of the bottom end of the laser emitter and adjusting the laser emission angle of the laser emitter so that the laser is positioned on the soldering point. The laser emitter is used to emit laser, and the laser positioning point emitted by the laser emitter coincides with the coincidence point where the soldering iron tip of the electric soldering iron is pressed down to the circuit board, thereby achieving the effect of precise positioning and reducing the error of manual soldering. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional diagram of the utility model;

[0016] Figure 2 It is a structural diagram of the utility model;

[0017] Figure 3 For this utility model Figure 2 Schematic diagram of the enlarged structure of area A.

[0018] In the figure: 11, base; 12, slide; 13, motor; 14, screw; 15, lifting plate; 16, connecting rod; 17, lifting seat; 21, fixed frame; 22, fixed seat; 23, cylinder; 24, fixed handle; 25, electric soldering iron; 31, bracket; 32, laser transmitter; 33, support rod; 34, rotary cylinder; 35, limit rod; 36, screw; 37, limit cavity. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0020] Example:

[0021] See also Figures 1 to 3 , the utility model provides a technical solution:

[0022] A PCB soldering device includes a board-mounted mechanism, a soldering mechanism, and an adjustment mechanism. The adjustment mechanism is mounted on the soldering mechanism, which is mounted on the board-mounted mechanism. A PCB board, also known as a circuit board or circuit board, is a carrier of various electronic components. The board-mounted mechanism is used to place the circuit board with electronic components to be soldered. The soldering mechanism is used to solder the circuit board. The adjustment mechanism is used to emit a laser positioning point to locate the soldering points on the circuit board, making the soldering position more accurate and reducing the error of manual soldering.

[0023] The adjustment mechanism includes a bracket 31, a laser emitter 32, a support rod 33, a rotary cylinder 34, a limiting rod 35, a screw 36, and a limiting cavity 37. The bracket 31 is fixedly connected to the soldering mechanism, the support rod 33 is rotatably connected to the soldering mechanism, the laser emitter 32 is rotatably connected to the end of the bracket 31, the rotary cylinder 34 is rotatably connected to the end of the support rod 33, the inner bottom of the rotary cylinder 34 is fixedly connected to one end of the limiting rod 35, and the limiting rod 35 is located at the open end of the rotary cylinder 34 and has an integral cylindrical limiting block. The screw 36 is rotatably connected to the bottom end of the laser emitter 32 and is threadedly connected to the rotary cylinder 34. The limiting cavity 37 is defined within the screw 36, and the limiting rod 35 is slidably connected within the limiting cavity 37. The bracket 31 is fixedly connected to the outer wall of the fixed handle 24, and the support rod 33 is rotatably connected to the outer wall of the fixed handle 24. By rotating the drum 34, the screw 36 can be extended or retracted, thereby adjusting the rotation of the bottom end of the laser emitter 32 and adjusting the laser emission angle of the laser emitter 32 so that the laser is positioned on the soldering point. The laser emitter 32 is used to emit laser light. The laser positioning point emitted by the laser emitter 32 coincides with the overlapping point where the soldering iron tip of the electric soldering iron 25 is pressed down to the circuit board, thereby achieving a precise positioning effect and reducing the error of manual soldering.

[0024] Furthermore, the onboard mechanism includes a base 11, a slide 12, a motor 13, a screw 14, a lifting plate 15, a connecting rod 16, and a lifting seat 17. The slide 12 is slidably connected to the top of the base 11. The slide 12 has a cavity. The motor 13 is installed in the slide 12. The output shaft of the motor 13 is fixedly connected to the screw 14. The screw 14 is rotatably connected to the slide 12. The lifting plate 15 is threadedly connected to the screw 14. The top of the lifting plate 15 is welded to the connecting rod 16. The top of the connecting rod 16 passes through the slide 12 and is slidably connected to the slide 12. The top of the connecting rod 16 is fixedly connected to the lifting seat 17. The lifting seat 17 is slidably connected to the groove at the top of the slide 12. The motor 13 drives the screw 14 to rotate, and the height of the lifting plate 15 and the lifting seat 17 is adjusted, thereby adjusting the height of the circuit board placed thereon. This is suitable for circuit boards of different thicknesses.

[0025] Furthermore, the soldering mechanism includes a fixing frame 21, a fixing base 22, a cylinder 23, a fixing handle 24, and an electric soldering iron 25. The fixing frame 21 is welded to the top of the base 11, the fixing base 22 is fixedly connected to the fixing frame 21, the cylinder 23 is mounted on the fixing base 22, the bottom output shaft of the cylinder 23 is fixedly connected to the fixing handle 24, and the electric soldering iron 25 is mounted on the bottom end of the fixing handle 24. The cylinder 23 drives the fixing handle 24 and the electric soldering iron 25 downward, thereby soldering the antenna of the electronic component to the circuit board.

[0026] Furthermore, a protective door is hinged on one side of the slide 12. After opening the protective door, the motor 13 can be repaired and maintained.

[0027] Furthermore, a rubber ring is provided on the top outer ring of the base 11, and the thickness of the rubber ring is not less than 2 cm. The rubber ring is used to prevent the slide 12 from falling.

[0028] The operating principle of the present utility model is as follows: by rotating the drum 34, the screw 36 can be extended or retracted, thereby adjusting the rotation of the bottom end of the laser emitter 32, adjusting the laser emission angle of the laser emitter 32, so that the laser is positioned on the soldering point. The laser emitter 32 is used to emit laser light. The laser positioning point emitted by the laser emitter 32 coincides with the point where the soldering iron tip of the electric soldering iron 25 is pressed down on the circuit board, thereby achieving the effect of precise positioning and reducing the error of manual soldering. The motor 13 drives the screw rod 14 to rotate, and the height of the lifting plate 15 and the lifting seat 17 are adjusted, thereby adjusting the height of the circuit board placed thereon, which is suitable for circuit boards of different thicknesses. The cylinder 23 drives the fixed handle 24 and the electric soldering iron 25 to be pressed down, thereby welding the antennae of the electronic components to the circuit board.

[0029] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A PCB board welding device, comprising a board-mounting mechanism, a soldering mechanism and an adjustment mechanism, characterized in that: The adjusting mechanism is mounted on the soldering mechanism, and the soldering mechanism is mounted on the board-mounted mechanism; The regulating mechanism comprises a bracket (31), a laser emitter (32), a support rod (33), a rotary cylinder (34), a limiting rod (35), a screw (36) and a limiting cavity (37); the bracket (31) is fixedly connected to the soldering mechanism; the support rod (33) is rotatably connected to the soldering mechanism; the laser emitter (32) is rotatably connected to the end of the bracket (31); the rotary cylinder (34) is rotatably connected to the end of the support rod (33); and the rotary cylinder The inner bottom of the laser emitter (32) is fixedly connected to one end of the limiting rod (35), and the limiting rod (35) is located at one end of the opening of the rotary cylinder (34) and is integrally formed with a cylindrical limiting block. The screw (36) is rotatably connected to the bottom end of the laser emitter (32), and the screw (36) is threadedly connected to the rotary cylinder (34). The limiting cavity (37) is opened in the screw (36), and the limiting rod (35) is slidably connected in the limiting cavity (37).

2. A PCB board welding device according to claim 1, characterized in that: The onboard mechanism comprises a base (11), a slide (12), a motor (13), a screw rod (14), a lifting plate (15), a connecting rod (16) and a lifting seat (17), wherein the slide (12) is slidably connected to the top of the base (11), a cavity is provided in the slide (12), the motor (13) is installed in the slide (12), the output shaft of the motor (13) is fixedly connected to the screw rod (14), the screw rod (14) is rotatably connected to the slide (12), the lifting plate (15) is threadedly connected to the screw rod (14), the top of the lifting plate (15) is welded to the connecting rod (16), the top end of the connecting rod (16) passes through the slide (12) and is slidably connected to the slide (12), the top end of the connecting rod (16) is fixedly connected to the lifting seat (17), and the lifting seat (17) is slidably connected to the top groove of the slide (12).

3. A PCB board welding device according to claim 2, characterized in that: The soldering mechanism comprises a fixing frame (21), a fixing seat (22), a cylinder (23), a fixing handle (24) and an electric soldering iron (25); the fixing frame (21) is welded to the top of the base (11); the fixing seat (22) is fixedly connected to the fixing frame (21); the cylinder (23) is mounted on the fixing seat (22); the bottom output shaft of the cylinder (23) is fixedly connected to the fixing handle (24); and the electric soldering iron (25) is mounted on the bottom end of the fixing handle (24).

4. A PCB board welding device according to claim 2, characterized in that: A protective door is hinged on one side of the slide seat (12).

5. The PCB soldering device according to claim 2, wherein: The top outer ring of the base (11) is provided with a rubber ring, and the thickness of the rubber ring is not less than 2 cm.

6. The PCB soldering device according to claim 3, wherein: The bracket (31) is fixedly connected to the outer side wall of the fixed handle (24), and the support rod (33) is rotatably connected to the outer side wall of the fixed handle (24).

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