Circuit board welding tool

Abstract

The utility model discloses a circuit board welding tool which comprises a height adjusting mechanism, a mounting plate is arranged at the upper end of the height adjusting mechanism, two sets of rotating shafts are correspondingly arranged on the two opposite inner walls of the mounting plate in a rotating mode, a placing plate is arranged between the two sets of rotating shafts, a rotating motor is fixedly arranged on the outer wall of the mounting plate, and the rotating motor is arranged on the outer wall of the mounting plate. An output shaft of the rotating motor is connected with a set of rotating shafts, a distance adjusting mechanism is arranged on the upper portion of the containing plate, two sets of fixing plates are symmetrically arranged on the distance adjusting mechanism, fixing grooves are correspondingly formed in the sides, close to each other, of the two sets of fixing plates, and fixing studs are connected to the top walls of the fixing grooves through threads; a screwing head and a positioning pressing plate are arranged at the upper end and the lower end of the fixing stud respectively. The utility model belongs to the technical field of circuit board welding, and particularly provides a circuit board welding tool.

Description

Technical Field

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

[0002] The circuit board is the support of electronic components and the carrier of electrical connection of electronic components. The main advantage of using the circuit board is that it greatly reduces wiring and assembly errors, improves the level of automation and production labor rate. Various electronic components are set on the circuit board by welding.

[0003] The utility model patent with authorization announcement number CN220127802U provides a circuit board welding tool, in which the angle adjustment of the circuit board placement plate is realized by the setting of the adjustment mechanism, and the height adjustment of the C-shaped plate is realized by the setting of the lifting component, so as to realize the adjustment of the welding angle and welding height of the positioned and installed circuit board, thereby facilitating efficient welding of pins at different angles.

[0004] However, the lateral distance between the two sets of clamping assemblies in the welding tool is fixed, which cannot meet the requirements of stable fixation of circuit boards of different sizes; and in the welding tool, when adjusting the height of the C-shaped plate, it is necessary to adjust the four sets of lifting assemblies in sequence, and the adjustment efficiency is low, thereby affecting the welding processing efficiency of the circuit board. Utility Model Content

[0005] The technical problem to be solved by the utility model is that the existing welding tooling cannot meet the requirement of stable fixation when welding circuit boards of different sizes, and has low efficiency in adjusting the welding height.

[0006] The utility model provides the following technical solutions: the utility model proposes a circuit board welding tool, including a height adjustment mechanism, a mounting plate is provided at the upper end of the height adjustment mechanism, two groups of rotating shafts are correspondingly rotatably provided on the two opposite inner walls of the mounting plate, a placement plate is installed between the two groups of rotating shafts, a rotating motor is fixedly provided on the outer wall of the mounting plate, the output shaft of the rotating motor is connected to a group of rotating shafts, a spacing adjustment mechanism is provided on the upper part of the placement plate, the spacing adjustment mechanism is symmetrically provided with two groups of fixing plates, and fixing grooves are correspondingly opened on the sides of the two groups of fixing plates close to each other, a fixing stud is threadedly connected to the top wall of the fixing groove, and a screwing head and a positioning pressure plate are respectively provided at the upper and lower ends of the fixing stud.

[0007] Furthermore, in the present scheme, in order to achieve height adjustment of the mounting plate to better meet the welding requirements of the circuit board, the height adjustment mechanism includes a base, a driving cavity is opened in the base, a driving shaft is rotatably arranged between two opposite inner walls of the driving cavity, a height adjustment motor is fixedly installed on the outer wall of the base, the output shaft of the height adjustment motor is connected to the driving shaft, two groups of height adjustment components are arranged in the driving cavity, the two groups of height adjustment components are symmetrically arranged on both sides of the driving shaft, the two groups of height adjustment components are respectively connected to the driving shaft through a group of synchronous belts, and the lower surface of the mounting plate is connected to the two groups of height adjustment components.

[0008] Further, in the present scheme, the height adjustment component includes a driven shaft, the two ends of the driven shaft are respectively rotatably arranged between the two opposite inner walls of the driving cavity, the driven shaft and the driving shaft are correspondingly fixed with synchronous wheels, the synchronous belt is sleeved on the synchronous wheels, the two ends of the driven shaft are symmetrically fixed with two groups of active conical wheels, a height adjustment threaded cylinder is rotatably arranged on the top wall of the driving cavity, a driven conical wheel is fixedly arranged at the lower end of the height adjustment threaded cylinder, the driven conical wheel is meshed with the active conical wheel, the height adjustment threaded cylinder and the driven conical wheel are both arranged in one-to-one correspondence with the active conical wheel, and the internal thread direction of the height adjustment threaded cylinder corresponding to the active conical wheels at both ends of a group of the driven shaft is opposite, a threaded rod is threadedly installed in the height adjustment threaded cylinder, and the upper end of the threaded rod is connected to the mounting plate.

[0009] Preferably, in this solution, a support plate is fixedly provided at the middle portion of the inner side wall of the driving cavity, the support plate is fixedly mounted on the bottom wall of the driving cavity, and the middle portion of the driven shaft is rotatably disposed on the support plate.

[0010] Furthermore, in the present scheme, in order to realize the adjustment of the lateral spacing between the two groups of fixed plates, the spacing adjustment mechanism includes a spacing adjustment motor, the spacing adjustment motor is fixedly mounted on the outer wall of the placement plate, a bidirectional screw is rotatably arranged between the two opposite inner walls of the placement plate, one end of the bidirectional screw is connected to the output shaft of the spacing adjustment motor, a guide slide bar is fixedly arranged between the two opposite inner walls of the placement plate, the two ends of the bidirectional screw are respectively connected with two groups of threaded movable plates by threads, two groups of guide movable plates are slidably arranged at both ends of the guide slide bar, and the lower surface of the fixed plate is connected to the threaded movable plate and the guide movable plate.

[0011] Preferably, in this solution, the guide slide rods are symmetrically provided in two groups on both sides of the bidirectional screw rod, and the guide movable plates are provided correspondingly to the guide slide rods.

[0012] Preferably, in this solution, a plurality of groups of fixing studs are evenly arranged along the length direction of the fixing plate.

[0013] The beneficial effects achieved by the utility model using the above structure are as follows: The circuit board welding tool proposed by the utility model has the following advantages:

[0014] 1. The height adjustment mechanism is used to achieve efficient adjustment of the welding height, so that it can better cooperate with circuit boards with different welding angles and improve welding efficiency;

[0015] 2. Through the setting of the spacing adjustment mechanism, the lateral spacing between the two sets of fixed plates can be adjusted, thereby meeting the stable fixation of circuit boards of different sizes during welding, and having a wider range of applications. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 It is a schematic diagram of the overall structure of the height adjustment mechanism of the utility model;

[0019] Figure 3 It is a schematic diagram of the structure in the driving cavity of the utility model;

[0020] Figure 4 It is a structural schematic diagram of the spacing adjustment mechanism of the utility model.

[0021] Among them, 1. height adjustment mechanism, 2. mounting plate, 3. rotating shaft, 4. placing plate, 5. rotating motor, 6. spacing adjustment mechanism, 7. fixing plate, 8. fixing groove, 9. fixing stud, 10. screwing head, 11. positioning pressure plate, 12. base, 13. driving cavity, 14. height adjustment motor, 15. synchronous belt, 16. driven shaft, 17. active conical wheel, 18. height adjustment threaded cylinder, 19. driven conical wheel, 20. threaded rod, 21. support plate, 22. spacing adjustment motor, 23. bidirectional screw, 24. guide slide bar, 25. threaded moving plate, 26. guide moving plate. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0023] 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.

[0024] like Figure 1 and Figure 2 As shown, the present embodiment provides a circuit board welding tool, including a height adjustment mechanism 1, a mounting plate 2 is arranged at the upper end of the height adjustment mechanism 1, and the height adjustment of the mounting plate 2 can be realized by the arrangement of the height adjustment mechanism 1, two sets of rotating shafts 3 are arranged on the two opposite inner walls of the mounting plate 2 for corresponding rotation, a placement plate 4 is arranged between the two sets of rotating shafts 3, a rotating motor 5 is fixedly arranged on the outer wall of the mounting plate 2, and the output shaft of the rotating motor 5 is connected to a set of rotating shafts 3. Under the driving action of the rotating motor 5, the placement plate 4 can be driven to rotate by the cooperation of the two sets of rotating shafts 3, so as to realize the angle adjustment of the placement plate 4, and a spacing adjustment mechanism is arranged on the upper part of the placement plate 4 Structure 6, the spacing adjustment mechanism 6 is symmetrically provided with two groups of fixing plates 7, and the two groups of fixing plates 7 are provided with a fixing groove 8 on the side close to each other. The top wall of the fixing groove 8 is connected with a fixing stud 9 by a thread, and the upper and lower ends of the fixing stud 9 are respectively provided with a screwing head 10 and a positioning pressure plate 11. The fixing stud 9 is screwed by the screwing head 10, and the fixing stud 9 can drive the positioning pressure plate 11 to move downward to press and fix the circuit board placed in the fixing groove 8, and the horizontal spacing between the two groups of fixing plates 7 can be adjusted by the setting of the spacing adjustment mechanism 6, so that circuit boards of different sizes can be positioned to meet the welding requirements of circuit boards of different sizes.

[0025] Specifically, see Figure 2 and Figure 3In this embodiment, the height adjustment mechanism 1 includes a base 12, a driving chamber 13 is provided in the base 12, a driving shaft is rotatably arranged between two opposite inner walls of the driving chamber 13, a height adjustment motor 14 is fixedly installed on the outer wall of the base 12, and the output shaft of the height adjustment motor 14 is connected to the driving shaft, and two groups of height adjustment components are provided in the driving chamber 13, the two groups of height adjustment components are symmetrically arranged on both sides of the driving shaft, and the two groups of height adjustment components are respectively connected to the driving shaft through a group of synchronous belts 15, and the lower surface of the mounting plate 2 is connected to the two groups of height adjustment components, and the two groups of height adjustment components are driven by the driving action of the driving shaft to move, and the two groups of height adjustment components cooperate to achieve the height adjustment of the mounting plate 2; the height adjustment component includes a driven shaft 16, and the two ends of the driven shaft 16 are respectively rotatably arranged between the two opposite inner walls of the driving chamber 13, and the driven shaft 16 and the corresponding fixed parts on the driving shaft. A synchronous wheel is fixedly provided, and a synchronous belt 15 is sleeved on the synchronous wheel. Two groups of active conical wheels 17 are symmetrically fixed at both ends of the driven shaft 16. A height-adjusting threaded barrel 18 is rotatably provided on the top wall of the driving cavity 13. A driven conical wheel 19 is fixedly provided at the lower end of the height-adjusting threaded barrel 18. The driven conical wheel 19 is meshed with the active conical wheel 17. The height-adjusting threaded barrel 18 and the driven conical wheel 19 are arranged one-to-one with the active conical wheel 17. The internal thread direction of the height-adjusting threaded barrel 18 corresponding to the active conical wheels 17 at both ends of a group of driven shafts 16 is opposite. A threaded rod 20 is threadedly installed in the height-adjusting threaded barrel 18. The upper end of the threaded rod 20 is connected to the mounting plate 2. Under the cooperation of the height-adjusting threaded barrel 18 and the threaded rod 20, the angle adjustment of the mounting plate 2 can be realized, thereby realizing the height adjustment of the circuit board installed in the fixing groove 8.

[0026] Specifically, see Figure 3 In this embodiment, a support plate 21 is fixedly provided in the middle part of the inner wall of the driving cavity 13, and the support plate 21 is fixedly installed on the bottom wall of the driving cavity 13. The middle part of the driven shaft 16 is rotatably provided on the support plate 21. The setting of the support plate 21 can improve the support stability of the driven shaft 16 and avoid deformation of the driven shaft 16.

[0027] Specifically, see Figure 1 and Figure 4In this embodiment, the spacing adjustment mechanism 6 includes a spacing adjustment motor 22, which is fixedly installed on the outer wall of the placement plate 4. A bidirectional screw 23 is rotatably arranged between the two opposite inner walls of the placement plate 4. One end of the bidirectional screw 23 is connected to the output shaft of the spacing adjustment motor 22. A guide slide 24 is fixedly arranged between the two opposite inner walls of the placement plate 4. Two ends of the bidirectional screw 23 are respectively connected with two groups of threaded movable plates 25 by threads. Two ends of the guide slide 24 are slidably provided with two groups of guide movable plates 26. The lower surface of the fixed plate 7 is connected with the threaded movable plate 25 and the guide movable plate 26. Under the driving action of the threaded movable plate 25 and the guiding sliding action of the guide movable plate 26, the lateral spacing between the two groups of fixed plates 7 can be adjusted; two groups of guide slides 24 are symmetrically arranged on both sides of the bidirectional screw 23, and the guide movable plates 26 are correspondingly arranged with the guide slides 24; a plurality of fixed studs 9 are evenly arranged along the length direction of the fixed plate 7, and the positioning stability of the circuit board can be further guaranteed by the cooperation of a plurality of fixed studs 9.

[0028] When in use, firstly, according to the size of the circuit board to be welded, the spacing adjustment motor 22 is started, and the spacing adjustment motor 22 drives the bidirectional screw 23 to rotate, and the bidirectional screw 23 drives the threaded movable plate 25 to move along the position, and at the same time, the fixed plate 7 can be driven to move through the cooperation of the guide movable plate 26 and the guide slide bar 24. Since the thread directions at both ends of the bidirectional screw 23 are opposite, the two groups of fixed plates 7 are close to or away from each other, so that the lateral spacing between the two groups of fixed plates 7 can be adapted to the size of the circuit board to be welded. The two ends of the circuit board are respectively engaged and installed in the fixing grooves 8 of the two groups of fixed plates 7, and the fixing studs 9 are screwed by the screwing head 10, and the fixing studs 9 can drive the positioning plate 11 to move downward to press and fix the circuit board placed in the fixing groove 8, so that circuit boards of different sizes can be positioned to meet the welding requirements of circuit boards of different sizes.

[0029] During welding, the angle of the placement plate 4 can be adjusted by rotating the motor 5 according to the specific welding requirements of the circuit board, thereby realizing the welding angle adjustment of the circuit board. And by starting the height adjustment motor 14, under the cooperation of the synchronous belt 15 and the synchronous wheel, the driving shaft drives the driven shaft 16 to rotate, and the driven shaft 16 drives the driving conical wheel 17 to rotate, and the engagement of the driving conical wheel 17 and the driven conical wheel 19 drives the height adjustment threaded cylinder 18 to rotate, and the threaded rod 20 rises and falls in the height adjustment threaded cylinder 18, so as to realize the height adjustment of the mounting plate 2, thereby adapting to the circuit board with angle adjustment, realizing the adjustment of the welding height more efficiently, and improving the overall welding efficiency.

[0030] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprises" or any other variations thereof are intended to cover non-exclusive inclusion, so that a process, method, material or apparatus including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, material or apparatus.

[0031] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A circuit board welding tool, comprising a height adjustment mechanism, a mounting plate is provided at the upper end of the height adjustment mechanism, two sets of rotating shafts are correspondingly provided on the two opposite inner walls of the mounting plate, a placement plate is installed between the two sets of rotating shafts, a rotating motor is fixedly provided on the outer wall of the mounting plate, and the output shaft of the rotating motor is connected to a set of rotating shafts, characterized in that: The upper part of the placement plate is provided with a spacing adjustment mechanism, and the spacing adjustment mechanism is symmetrically provided with two groups of fixing plates, and the two groups of fixing plates are provided with fixing grooves on the sides close to each other, and the top wall of the fixing groove is connected with a fixing stud by threading, and the upper and lower ends of the fixing stud are respectively provided with a screwing head and a positioning pressure plate; The height adjustment mechanism includes a base, a driving cavity is opened in the base, a driving shaft is rotatably arranged between two opposite inner walls of the driving cavity, a height adjustment motor is fixedly installed on the outer wall of the base, the output shaft of the height adjustment motor is connected to the driving shaft, two groups of height adjustment components are arranged in the driving cavity, the two groups of height adjustment components are symmetrically arranged on both sides of the driving shaft, the two groups of height adjustment components are respectively connected to the driving shaft through a group of synchronous belts, and the lower surface of the mounting plate is connected to the two groups of height adjustment components.

2. A circuit board welding tool according to claim 1, characterized in that: The height adjustment component includes a driven shaft, and the two ends of the driven shaft are respectively rotatably arranged between the two opposite inner walls of the driving cavity. The driven shaft and the driving shaft are correspondingly fixed with synchronous wheels, and the synchronous belt is sleeved on the synchronous wheel. Two groups of active conical wheels are symmetrically fixedly arranged at both ends of the driven shaft, and a height adjustment threaded cylinder is rotatably arranged on the top wall of the driving cavity. A driven conical wheel is fixedly arranged at the lower end of the height adjustment threaded cylinder, and the driven conical wheel is meshed with the active conical wheel. The height adjustment threaded cylinder and the driven conical wheel are arranged in a one-to-one correspondence with the active conical wheel, and the internal thread direction of the height adjustment threaded cylinder corresponding to the active conical wheels at both ends of a group of the driven shaft is opposite, and a threaded rod is threadedly installed in the height adjustment threaded cylinder, and the upper end of the threaded rod is connected to the mounting plate.

3. A circuit board welding tool according to claim 2, characterized in that: A support plate is fixedly provided at the middle part of the inner side wall of the driving cavity, and the support plate is fixedly installed on the bottom wall of the driving cavity. The middle part of the driven shaft is rotatably arranged on the support plate.

4. A circuit board welding tool according to claim 1 or 3, characterized in that: The spacing adjustment mechanism includes a spacing adjustment motor, which is fixedly mounted on the outer wall of the placement plate, a bidirectional screw is rotatably provided between the two opposite inner walls of the placement plate, one end of the bidirectional screw is connected to the output shaft of the spacing adjustment motor, a guide slide bar is fixedly provided between the two opposite inner walls of the placement plate, two ends of the bidirectional screw are respectively connected with two groups of threaded movable plates by threads, two ends of the guide slide bar are slidably provided with two groups of guide movable plates, and the lower surface of the fixed plate is connected to the threaded movable plate and the guide movable plate.

5. A circuit board welding tool according to claim 4, characterized in that: The guide slide bars are symmetrically provided with two groups on both sides of the bidirectional screw rod, and the guide movable plates are correspondingly arranged with the guide slide bars.

6. The circuit board welding tool according to claim 1, characterized in that: The fixing studs are evenly arranged in a plurality of groups along the length direction of the fixing plate.

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