CN220108346U

CN220108346U - PCB welding device

Info

Publication number: CN220108346U
Application number: CN202321622952.8U
Authority: CN
Inventors: 王盼静; 乔峰; 侯宇龙; 路凯; 蒋金宝
Original assignee: Ningbo Qianrui Electronic Technology Co ltd
Current assignee: Ningbo Qianrui Electronic Technology Co ltd
Priority date: 2023-06-25
Filing date: 2023-06-25
Publication date: 2023-11-28
Anticipated expiration: 2033-06-25

Abstract

The utility model discloses a PCB welding device, which comprises a base, wherein a bracket is fixedly arranged on the base, a lifter is fixedly arranged on the bracket, a welding module is arranged on the lifter and used for welding a PCB, and a wire feeding module is fixedly arranged on the bracket and used for stripping and feeding wires. In the using process, an operator places a printed circuit board in a positioning disc, the positioning disc is driven by an X-axis guide rail and a Y-axis guide rail to reach a designated welding area, meanwhile, a first wire feeding module conveys a wire to a wire stripping module, the wire stripping module cuts an insulating layer of the wire according to actual welding conditions, a nozzle blows the cut insulating layer, then the first wire feeding module and the second wire feeding module convey the wire to a welding position of the printed circuit board, and a Z-axis drives a welding module to weld the printed circuit board and the wire.

Description

PCB welding device

Technical Field

The utility model relates to the technical field of printed circuit boards, in particular to a PCB welding device.

Background

PCB (printed circuit board) is a printed circuit board, which is simply called a printed board, is one of the important parts of the electronic industry, almost every electronic device, as small as an electronic watch and a calculator, as large as a computer, a communication electronic device and a military weapon system, and only needs electronic elements such as an integrated circuit, etc., in order to electrically interconnect the elements, the printed circuit board is required to be used and consists of an insulating base, connecting wires and bonding pads for assembling and welding the electronic elements, and has the dual functions of a conductive line and the insulating base, so that the printed circuit board can replace complex wiring to realize the electrical connection between the elements in the circuit, thereby simplifying the assembly and welding work of electronic products, reducing the wiring workload in the traditional mode and greatly reducing the labor intensity of workers; and the whole volume is reduced, the product cost is reduced, and the quality and the reliability of the electronic equipment are improved.

In the prior art, a PCB welding device with the publication number of CN114745852A comprises a fixing mechanism, a mounting mechanism, a material guide plate and a belt conveyor, wherein the belt conveyor is existing equipment, excessive description is not needed here, the belt conveyor is mounted in a groove arranged on the upper surface of the fixing mechanism, the mounting mechanism is in threaded connection with the upper end of the fixing mechanism, the material guide plate is positioned on one side of the fixing mechanism, one end of the material guide plate extends into the groove, one end of the material guide plate is positioned below the belt conveyor, a plurality of clamping mechanisms which are distributed at equal intervals are mounted on the outer surface of the belt conveyor, and the belt conveyor is used for conveying the clamping mechanisms; the device is used for carrying out welding pretreatment on the PCB, and solves the problems that the solder is sunken towards the boundary line and cannot work normally due to the fact that the surface is not treated cleanly to cause obvious black boundary lines between the solder and the component lead wire or between the solder and the copper foil, and the solder is wasted and the welding quality is reduced due to too much spraying solution.

However, the prior art still has great disadvantages, such as:

in above-mentioned device and prior art, though can realize the automatic weld to the printed circuit board, but the electronic component on the welding circuit board is arranged in advance, then transfer to the welding station and carry out automatic weld, but when the printed circuit board need be connected with the wire and weld, prior art often still accomplishes through operating personnel manual welding, so, machining efficiency is low, there is the risk of high temperature scald in addition, cause the injury to operating personnel, utilize manual welded mode, operating personnel's intensity of labour has been increased, the time cost of enterprise has been increased, degree of automation is low, for the enterprise, it is very not cost-effective in the aspect of economic benefits.

Disclosure of Invention

The utility model aims to provide a PCB welding device for solving the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a PCB board welding set, includes the base, fixedly on the base be provided with the support, fixedly on the support be provided with the lift, be provided with the welding module on the lift, the welding module is used for welding the PCB board, fixedly on the support be provided with send line module, send line module is used for carrying out wire stripping operation and sending line to the wire.

Preferably, the welding module comprises a Z shaft fixedly arranged on the lifter, an angle adjusting frame is fixedly arranged at one end of the Z shaft, a soldering tin frame is movably arranged on the angle adjusting frame through an adjusting screw, and a soldering tin head for welding is fixedly arranged on the soldering tin frame.

Preferably, the welding module further comprises an adjusting rod rotatably arranged on the soldering tin frame, a tin feeding head used for conveying soldering tin is rotatably arranged on the adjusting rod, and the tin feeding head is communicated with a tin coil through a tin feeding pipe.

Preferably, the wire feeding module comprises a fixed plate fixedly arranged on the base, the fixed plate is sequentially provided with a wire guiding shaft, a first wire feeding module, a guide pipe, a wire stripping module and a second wire feeding module, the wire guiding shaft is rotatably arranged on the fixed plate, and the guide pipe is fixedly arranged on the fixed plate.

Preferably, the first wire feeding module comprises a first wire supporting wheel set and a first wire pressing wheel set, the first wire supporting wheel set is arranged on the fixing plate, a first steering engine is fixedly arranged on the fixing plate, a first crank is fixedly arranged on the first steering engine, a first connecting rod is rotatably arranged on the first crank, and the first wire pressing wheel set is fixedly arranged on the first connecting rod.

Preferably, the wire stripping module comprises a plurality of telescopic cylinders fixedly arranged on the fixed plate, and a plurality of cutting knives used for cutting wires are fixedly arranged at one ends of the telescopic cylinders.

Preferably, the second wire feeding module comprises a second wire supporting wheel set and a second wire pressing wheel set, the second wire supporting wheel set is arranged on the fixing plate, a second steering engine is fixedly arranged on the fixing plate, a second crank is fixedly arranged on the second steering engine, a second connecting rod is rotatably arranged on the second crank, and the second wire pressing wheel set is fixedly arranged on the second connecting rod.

Preferably, the fixed plate is rotatably provided with a spray head for cleaning the wire skin, and the fixed plate is fixedly provided with a sleeve.

Preferably, the base is fixedly provided with a plurality of X-axis guide rails, a plurality of Y-axis guide rails are movably arranged on the X-axis guide rails, a positioning disc is movably arranged on the Y-axis guide rails, and the positioning disc is used for positioning the circuit board.

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

1. through the arrangement of the wire feeding module, the wire feeding module can strip the insulating layer of the wire, after the insulating layer is stripped, the wire can be conveyed to the upper part of the printed circuit board from the wire feeding module, and the wire after being stripped is welded by the soldering tin head at the position to be welded, so that the welding mode not only can ensure the safety of operators, but also has the characteristics of improving the working efficiency, reducing the labor intensity, having simple structure and being low in cost;

2. through the setting of X axle guide rail and Y axle guide rail on the base, the printed circuit board can realize automatic positioning at X axle guide rail and Y axle guide rail, treat that X axle guide rail and Y axle guide rail drive the positioning disk and reach appointed welded area after, the soldering tin head welds printed circuit board and wire, and such welding mode not only can guarantee operating personnel's safety, still provides welded degree of automation, possesses improvement work efficiency, reduction intensity of labour, simple structure and characteristics with low costs.

In the using process, an operator places a printed circuit board in a positioning disc, the positioning disc is driven by an X-axis guide rail and a Y-axis guide rail to reach a designated welding area, meanwhile, a first wire feeding module conveys a wire to a wire stripping module, the wire stripping module cuts an insulating layer of the wire according to actual welding conditions, a nozzle blows the cut insulating layer, then the first wire feeding module and the second wire feeding module convey the wire to a welding position of the printed circuit board, and a Z-axis drives a welding module to weld the printed circuit board and the wire.

Drawings

FIG. 1 is a schematic perspective view of the whole device of the present utility model;

FIG. 2 is a schematic diagram of a welding module according to the present utility model;

FIG. 3 is a schematic diagram of a wire feeding module according to the present utility model;

FIG. 4 is a schematic diagram of a wire feeding module according to the present utility model;

fig. 5 is a side view of a welding module according to the present utility model.

In the figure: 1. a base; 2. a bracket; 3. a lifter; 4. a Z axis; 5. an angle adjusting frame; 6. an adjusting screw; 7. a solder rack; 8. a solder head; 9. an adjusting rod; 10. a tin feeding head; 11. a tin feeding pipe; 12. a tin coil; 13. a fixing plate; 14. a wire shaft; 15. a conduit; 16. the first wire supporting wheel set; 17. the first line pressing wheel set; 18. the first steering engine; 19. a first crank; 20. a first link; 21. a telescopic cylinder; 22. a cutting knife; 23. the second wire supporting wheel set; 24. the second line pressing wheel set; 25. the second steering engine; 26. a second crank; 27. a second link; 28. a spray head; 29. a sleeve; 30. an X-axis guide rail; 31. a Y-axis guide rail; 33. and (5) positioning the disc.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the present utility model provides a technical solution:

embodiment one:

the PCB welding device comprises a base 1, wherein a support 2 is fixedly arranged on the base 1, a lifter 3 is fixedly arranged on the support 2, a welding module is arranged on the lifter 3 and used for welding a PCB, a wire feeding module is fixedly arranged on the support 2 and used for carrying out wire stripping operation and wire feeding on a wire;

here, the embodiment describes the above welding module, the welding module includes a Z-axis 4 fixedly disposed on an elevator 3, the Z-axis 4 in the embodiment can drive the welding module to move up and down, the technology is a technology well known to those skilled in the art, and is a device commonly used in the art, not described in detail herein, an operator can select a suitable Z-axis 4,Z shaft 4 according to parameters such as a stroke, one end of the shaft is fixedly provided with an angle adjusting frame 5, the angle adjusting frame 5 in the embodiment is movably provided with a solder frame 7 through an adjusting screw 6, the angle of the solder frame 7 can be changed through the adjusting screw 6, so as to realize welding with different angles, the technology is a technology well known to those skilled in the art, and is a device commonly used in the art, not described in detail herein, the solder head 8 in the embodiment is a technology commonly used in the art for welding a printed circuit board, and the operator can select a suitable solder head 8 according to parameters such as a power well known in the art;

the welding module further comprises an adjusting rod 9 rotatably arranged on the soldering tin frame 7, a tin feeding head 10 for conveying soldering tin is rotatably arranged on the adjusting rod 9, a tin feeding component is arranged on the tin feeding head 10 in the embodiment, the technology is a technology well known to a person skilled in the art and is a device commonly used in the art, details are omitted in the position, the angle between the tin feeding head 10 and the tin feeding head 8 can be changed through the adjusting rod 9, and therefore the tin feeding head 10 can finish tin feeding at different angles, the technology is a technology well known to the person skilled in the art and is a device commonly used in the art, details are omitted in the position, the tin feeding head 10 is communicated with a tin roll 12 through a tin feeding pipe 11, soldering tin is wound on the tin roll 12 in the embodiment, the technology is a technology well known to the person skilled in the art and is a device commonly used in the art, and details are omitted in the position.

Embodiment two:

on the basis of the first embodiment, considering that an operator is required to fix and weld the wires manually during actual welding, a wire feeding module is provided to convey the wires, the wire feeding module comprises a fixing plate 13 fixedly arranged on a base 1, the fixing plate 13 is sequentially provided with a wire shaft 14, a first wire feeding module, a guide pipe 15, a wire stripping module and a second wire feeding module, the wire shaft 14 is rotatably arranged on the fixing plate 13, and the guide pipe 15 is fixedly arranged on the fixing plate 13;

the first wire feeding module comprises a first wire supporting wheel set 16 and a first wire pressing wheel set 17, the first wire pressing wheel set 17 and the first wire supporting wheel set 16 in the embodiment are technologies well known to those skilled in the art, are commonly used devices in the art, and are not described in detail herein, the first wire supporting wheel set 16 is arranged on the fixed plate 13, the fixed plate 13 is fixedly provided with a first steering engine 18, the first steering engine 18 in the embodiment is a technology well known to those skilled in the art, is a commonly used device in the art, and is not described in detail herein, a first crank 19 is fixedly arranged on the first steering engine 18, a first connecting rod 20 is rotatably arranged on the first crank 19, the first wire pressing wheel set 17 is fixedly arranged on the first connecting rod 20, the first steering engine 18 drives the first connecting rod 20 to move through the first crank 19, so that the first wire pressing wheel set 17 compresses and releases wires, the technology is a commonly used device in the art, and is not described in detail herein;

the second wire feeding module comprises a second wire supporting wheel set 23 and a second wire supporting wheel set 24, the second wire supporting wheel set 24 and the second wire supporting wheel set 23 in the embodiment are technologies well known to those skilled in the art, are commonly used devices in the art, are not described in detail in the place, the second wire supporting wheel set 23 is arranged on the fixing plate 13, the fixing plate 13 is fixedly provided with a second steering engine 25, the second steering engine 25 in the embodiment is a technology well known to those skilled in the art, is a commonly used device in the art, and is not described in detail in the place, a second crank 26 is fixedly arranged on the second steering engine 25, a second connecting rod 27 is rotatably arranged on the second crank 26, the second wire supporting wheel set 24 is fixedly arranged on the second connecting rod 27, the second steering engine 25 drives the second connecting rod 27 to move through the second crank 26, so that the second wire supporting wheel set 24 compresses and releases wires, the technology is a commonly used device in the art, and is not described in the place.

Embodiment III:

on the basis of the second embodiment, considering that a section of insulation layer must be stripped when the wires are welded, so that the wires can be welded on the circuit board, the stripping module is arranged in the embodiment to strip the insulation layer, the stripping module comprises a plurality of telescopic cylinders 21 fixedly arranged on the fixed plate 13, the telescopic cylinders 21 in the embodiment are the common devices in the art, the description is omitted, one ends of the telescopic cylinders 21 are fixedly provided with cutting blades 22 for cutting the wires, the cutting blades 22 in the embodiment are the common devices in the art, the fixed plate 13 is rotationally provided with a spray head 28 for cleaning the wire skin, the spray head 28 in the embodiment is connected with an air pump through components such as a pipeline, the technology is the common devices in the art, the fixed plate 13 is fixedly provided with a sleeve 29, and the sleeve 29 in the embodiment is used for further guiding and positioning the wires;

here, considering that the manual positioning is performed on the printed circuit board, the soldering tin head 8 may scald the operator, in this embodiment, the X-axis guide rail 30 and the Y-axis guide rail 31 are set to implement automatic conveying of the printed circuit board, which is a technology well known to those skilled in the art, and is a device commonly used in the art, not described in detail in this place, the base 1 is fixedly provided with a plurality of X-axis guide rails 30, in this embodiment, the X-axis guide rail 30 is driven by a component such as a driving motor, and can drive the Y-axis guide rail 31 disposed above it to linearly move, which is a technology well known to those skilled in the art, not described in detail in this place, and the Y-axis guide rail 30 is movably provided with the Y-axis guide rail 31, and the X-axis guide rail 30 is driven by a component such as a driving motor, and can drive the positioning disk 33 disposed above it to linearly move, which is a technology well known to those skilled in the art, and is not described in this place, and the positioning disk 33 is used for positioning the circuit board.

Working principle: in the using process of the utility model, an operator places a printed circuit board in a positioning disc 33, an X-axis guide rail 30 and a Y-axis guide rail 31 drive the positioning disc 33 and the printed circuit board to reach a designated welding area under a set program, meanwhile, a first wire pressing wheel set 17 is driven by a first steering engine 18 to press a wire together with a first wire supporting wheel set 16, then the wire is transported to a cutting knife 22 through a guide pipe 15 by the first wire pressing wheel set 17 and the first wire supporting wheel set 16, an insulating layer of the wire is cut by the cutting knife 22 under the driving of a telescopic cylinder 21, and then the wire pressing wheel and the first wire supporting wheel set 16 drive the wire to move towards the direction of a first wire feeding module (at this time, the cutting knife 22 is not reset), so that the cut insulating layer is pulled by the cutting knife 22, and a spray head 28 blows the cut insulating layer;

then flexible jar 21 drives and cuts cutter 22 and reset, and first line ball wheelset 17 and first support line wheelset 16 are sent the direction transportation of the module to the second of sending, and first send the module to send the welding place of printed circuit board with the second to send the module with the wire, and Z axle 4 drives soldering tin head 8 and welds printed circuit board and wire.

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

Claims

1. The utility model provides a PCB board welding set, includes base (1), its characterized in that: the PCB wire stripping machine is characterized in that a support (2) is fixedly arranged on the base (1), a lifter (3) is fixedly arranged on the support (2), a welding module is arranged on the lifter (3), the welding module is used for welding a PCB, a wire feeding module is fixedly arranged on the support (2), and the wire feeding module is used for carrying out wire stripping operation and wire feeding on a wire.

2. The PCB soldering apparatus of claim 1, wherein: the welding module comprises a Z shaft (4) fixedly arranged on the lifter (3), an angle adjusting frame (5) is fixedly arranged at one end of the Z shaft (4), a soldering tin frame (7) is movably arranged on the angle adjusting frame (5) through an adjusting screw (6), and a soldering tin head (8) for welding is fixedly arranged on the soldering tin frame (7).

3. The PCB soldering apparatus of claim 2, wherein: the welding module further comprises an adjusting rod (9) which is rotatably arranged on the soldering tin frame (7), a tin feeding head (10) for conveying soldering tin is rotatably arranged on the adjusting rod (9), and the tin feeding head (10) is communicated with a tin coil (12) through a tin feeding pipe (11).

4. The PCB soldering apparatus of claim 1, wherein: the wire feeding module comprises a fixed plate (13) fixedly arranged on the base (1), the fixed plate (13) is sequentially provided with a wire feeding shaft (14), a first wire feeding module, a guide pipe (15), a wire stripping module and a second wire feeding module, the wire feeding shaft (14) is rotatably arranged on the fixed plate (13), and the guide pipe (15) is fixedly arranged on the fixed plate (13).

5. The PCB soldering apparatus according to claim 4, wherein: the first wire feeding module comprises a first wire supporting wheel set (16) and a first wire pressing wheel set (17), the first wire supporting wheel set (16) is arranged on a fixed plate (13), a first steering engine (18) is fixedly arranged on the fixed plate (13), a first crank (19) is fixedly arranged on the first steering engine (18), a first connecting rod (20) is rotatably arranged on the first crank (19), and the first wire pressing wheel set (17) is fixedly arranged on the first connecting rod (20).

6. The PCB soldering apparatus according to claim 4, wherein: the wire stripping module comprises a plurality of telescopic cylinders (21) fixedly arranged on the fixed plate (13), and a cutting knife (22) for cutting wires is fixedly arranged at one end of each telescopic cylinder (21).

7. The PCB soldering apparatus according to claim 4, wherein: the second wire feeding module comprises a second wire supporting wheel set (23) and a second wire pressing wheel set (24), the second wire supporting wheel set (23) is arranged on a fixed plate (13), a second steering engine (25) is fixedly arranged on the fixed plate (13), a second crank (26) is fixedly arranged on the second steering engine (25), a second connecting rod (27) is rotatably arranged on the second crank (26), and the second wire pressing wheel set (24) is fixedly arranged on the second connecting rod (27).

8. The PCB soldering apparatus according to claim 4, wherein: the fixing plate (13) is rotatably provided with a spray head (28) for cleaning the wire skin, and the fixing plate (13) is fixedly provided with a sleeve (29).

9. The PCB soldering apparatus of claim 1, wherein: the X-axis positioning device is characterized in that a plurality of X-axis guide rails (30) are fixedly arranged on the base (1), a plurality of Y-axis guide rails (31) are movably arranged on the X-axis guide rails (30), positioning plates (33) are movably arranged on the Y-axis guide rails (31), and the positioning plates (33) are used for positioning a circuit board.