CN113751851A - Circuit board spot welding device and method for computer control engineering - Google Patents
Circuit board spot welding device and method for computer control engineering Download PDFInfo
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- CN113751851A CN113751851A CN202111132191.3A CN202111132191A CN113751851A CN 113751851 A CN113751851 A CN 113751851A CN 202111132191 A CN202111132191 A CN 202111132191A CN 113751851 A CN113751851 A CN 113751851A
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- spot welding
- circuit board
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K11/00—Resistance welding; Severing by resistance heating
- B23K11/10—Spot welding; Stitch welding
- B23K11/11—Spot welding
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K11/00—Resistance welding; Severing by resistance heating
- B23K11/30—Features relating to electrodes
- B23K11/31—Electrode holders and actuating devices therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K11/00—Resistance welding; Severing by resistance heating
- B23K11/36—Auxiliary equipment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/36—Electric or electronic devices
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Resistance Welding (AREA)
Abstract
The invention discloses a circuit board spot welding device and a method for computer control engineering, which comprises a workbench, a conductive position plate, a spot welding pin, a pin groove, a square pin, a limiting hole, a limiting column, a connecting groove, a connecting plate, a connecting screw hole, a connecting screw and a lifting seat, wherein the conductive position plate is fixedly embedded in the center of the top of the workbench; the device adopts a cylinder driving mode, has higher automation degree, convenient operation, time and labor saving, avoids human errors, improves the welding efficiency of the device, adopts a mortise and tenon fixing mode to replace the traditional welding fixing mode, is easy to install and disassemble spot welding parts, is convenient to maintain and replace, and reduces the maintenance cost of the device.
Description
Technical Field
The invention relates to the technical field of spot welding devices, in particular to a circuit board spot welding device and method for computer control engineering.
Background
The circuit board is also called a ceramic circuit board, an alumina ceramic circuit board, an aluminum nitride ceramic circuit board, a PCB board, an aluminum substrate, a high frequency board, a thick copper plate, an impedance board, a PCB, an ultra-thin circuit board, a printed circuit board, and the like. The circuit board enables the circuit to be miniaturized and visualized, and plays an important role in batch production of fixed circuits and optimization of electric appliance layout. Spot welding is a welding method in which a columnar electrode is used to form a welding spot between the contact surfaces of two overlapping workpieces during welding. During spot welding, the workpiece is pressed to be in close contact with the workpiece, then current is switched on, the contact position of the workpiece is melted under the action of resistance heat, and a welding spot is formed after cooling. At present, a spot welding device is commonly used for integrating electronic components on a circuit board to form an integrated circuit for computer control engineering.
However, the most automation degree of traditional electric welding device is lower, and the operation is wasted time and energy, appears human error easily, has influenced the welding efficiency of device, and spot welding part adopts the welding mode fixed, and the installation is inconvenient with the dismantlement, and the maintenance is changed the difficulty, and inevitable has increased the maintenance cost of device, does not possess shock-absorbing function simultaneously, receives ground vibrations influence great, inevitable reduction the spot welding precision of device.
Disclosure of Invention
The invention aims to provide a circuit board spot welding device and a method for computer control engineering, which aim to solve the problems of low automation degree, inconvenient spot welding part disassembly and assembly and no damping function in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a circuit board spot welding device that computer control engineering used, includes workstation, leads electrical location board, spot welding needle, keyway, square pin, spacing hole, spacing post, spread groove, connecting plate, connection screw, connecting screw and lift seat, the fixed dress in center at workstation top is equipped with leads electrical location board, is provided with the spot welding needle directly over the workstation top, and the one end of spot welding needle and the central fixed connection of soldered connection bottom, the electrically conductive post that connects is installed to the bottom symmetry of soldered connection both sides, and the bottom fixed connection of keyway, square pin, spacing hole and spacing post and fixed cover is passed through at the top of soldered connection.
Preferably, the back of the fixed sleeve is fixedly connected with the front center of the lifting seat through a connecting groove, a connecting plate, a connecting screw hole and a connecting screw, the lifting seat is slidably sleeved with the front middle section of the lifting guide rail, and a lifting cylinder is fixedly mounted at the center of the top of the lifting guide rail.
Preferably, the center of the back of the fixed sleeve is provided with a pin groove, a square pin is embedded in the pin groove, and one end of the square pin is fixedly connected with one side of the top of the welding head.
Preferably, a limiting hole is formed in the center of the front face of the fixing sleeve, a limiting column is embedded in the limiting hole, and one end of the limiting column is fixedly connected with the center of the front face of the square pin.
Preferably, the connecting groove has all been seted up to the both sides at fixed cover back, and the inside of connecting groove is inlayed and is equipped with the connecting plate, the back of connecting plate respectively with the positive both sides fixed connection of lift seat, the side center of connecting plate and connecting groove has all been seted up and has been connected the screw, the inside of connecting the screw is inlayed and is equipped with connecting screw.
Preferably, the center of the back of the lifting cylinder is fixedly connected with the center of the front of the transverse sliding seat, the transverse sliding seat is in sliding sleeve connection with the center of the front of the transverse moving guide rail, the transverse moving cylinder is fixedly mounted at the center of the side face of the transverse moving guide rail, and the back of the transverse moving guide rail is fixedly connected with the top end of the front of the moving frame.
Preferably, both sides of the bottom of the moving frame are fixedly connected with one corner of the top of the longitudinal sliding seat, the bottom of the longitudinal sliding seat is slidably sleeved with the middle section of the top of the longitudinal moving guide rail, a longitudinal moving cylinder is fixedly mounted at the center of the front face of the longitudinal moving guide rail, and the bottom of the longitudinal moving guide rail is fixedly connected with two corners of the top of the workbench respectively.
Preferably, four corners and four sides of workstation bottom and four corners and four sides fixed connection at frame top, the four corners of frame bottom all cup joints with the middle section slip of single-end bolt, the one end of single-end bolt and the central fixed connection at callus on the sole top, and the other end of single-end bolt cup joints and is fixed with stop nut, and buffer spring and rubber packing ring have been cup jointed respectively in the middle section of single-end bolt.
A spot welding method for a circuit board for computer control engineering comprises the following steps: step one, replacement; step two, driving; step three, damping; step four, spot welding;
in the first step, the welding head is installed on the lifting seat by embedding the limiting column into the limiting hole, embedding the square pin into the pin groove, embedding the connecting plate into the connecting groove and embedding the connecting screw into the connecting screw hole;
in the second step, the circuit board to be welded is placed at the corresponding position on the conducting station board, the longitudinal sliding seat is driven by the longitudinal moving cylinder to drive the moving frame to move on the longitudinal moving guide rail together, and the transverse sliding seat is driven by the transverse moving cylinder to move on the transverse moving guide rail;
in the third step, if the shock is caused by external force in the driving process, firstly, the shock potential energy is absorbed through the extension of the buffer spring and the compression of the rubber gasket, and then the shock amplitude between the rack and the foot pad is limited through the shortening of the buffer spring and the bulging of the rubber gasket;
in the fourth step, the lifting cylinder drives the lifting seat to move on the lifting guide rail, the spot welding needle is moved to a proper height through the welding head to abut against the position to be welded of the circuit board, and then the current is conducted through the conductive position plate and the conductive welding column, and the electronic component is welded on the circuit board under the action of resistance heat.
Compared with the prior art, the invention has the beneficial effects that: the spot welding device and method for the circuit board for computer control engineering adopt a cylinder driving mode, have high automation degree, are convenient and fast to operate, save time and labor, avoid human errors and improve the welding efficiency of the device; the tenon-and-mortise fixing mode is adopted to replace the traditional welding fixing mode, the spot welding component is easy to mount and dismount, the maintenance and the replacement are convenient, and the maintenance cost of the device is reduced; the shock absorption structure is additionally arranged, so that the influence of ground vibration on spot welding operation is eliminated, and the spot welding precision of the device is improved.
Drawings
FIG. 1 is a front partial cross-sectional view of the overall construction of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
FIG. 3 is a left side view of the overall structure of the present invention;
FIG. 4 is a right partial cross-sectional view of the overall construction of the present invention;
FIG. 5 is a top view of the overall structure of the present invention;
fig. 6 is a perspective view of the pouch of the present invention;
FIG. 7 is a flow chart of a method of the present invention;
in the figure: 1. a work table; 2. a conductive potential plate; 3. spot welding pins; 4. welding a head; 5. a conductive stud; 6. a pin slot; 7. square pin; 8. a limiting hole; 9. a limiting column; 10. fixing a sleeve; 11. connecting grooves; 12. a connecting plate; 13. a connecting screw hole; 14. a connecting screw; 15. a lifting seat; 16. a lifting guide rail; 17. a lifting cylinder; 18. a transverse slide carriage; 19. a lateral movement guide rail; 20. a lateral movement cylinder; 21. a movable frame; 22. a longitudinal slide; 23. a longitudinally moving guide rail; 24. a longitudinal movement cylinder; 25. a frame; 26. a single-headed bolt; 27. a foot pad; 28. a limit nut; 29. a buffer spring; 30. a rubber gasket.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, an embodiment of the present invention is shown: a circuit board spot welding device for computer control engineering comprises a workbench 1, a conductive station plate 2, a spot welding needle 3, a pin groove 6, a square pin 7, a limiting hole 8, a limiting column 9, a connecting groove 11, a connecting plate 12, a connecting screw hole 13, a connecting screw 14 and a lifting seat 15, wherein the conductive station plate 2 is fixedly embedded in the center of the top of the workbench 1, the spot welding needle 3 is arranged right above the top of the workbench 1, one end of the spot welding needle 3 is fixedly connected with the center of the bottom of a welding head 4, the conductive connecting columns 5 are symmetrically arranged at the bottom ends of two sides of the welding head 4, the top of the welding head 4 is fixedly connected with the bottom of a fixed sleeve 10 through the pin groove 6, the square pin 7, the limiting hole 8 and the limiting column 9, the back of the fixed sleeve 10 is fixedly connected with the center of the front of the lifting seat 15 through the connecting groove 11, the connecting plate 12, the connecting screw hole 13 and the connecting screw 14, the lifting seat 15 is slidably sleeved with the middle section of the front of a lifting guide rail 16, a lifting cylinder 17 is fixedly arranged at the center of the top of a lifting guide rail 16, a pin groove 6 is arranged at the center of the back of a fixed sleeve 10, a square pin 7 is embedded in the pin groove 6, one end of the square pin 7 is fixedly connected with one side of the top of a welding head 4, a limiting hole 8 is arranged at the center of the front of the fixed sleeve 10, a limiting column 9 is embedded in the limiting hole 8, one end of the limiting column 9 is fixedly connected with the center of the front of the square pin 7, connecting grooves 11 are respectively arranged at two sides of the back of the fixed sleeve 10, connecting plates 12 are embedded in the connecting grooves 11, the back of the connecting plates 12 is fixedly connected with two sides of the front of a lifting seat 15 respectively, connecting screw holes 13 are respectively arranged at the centers of the side surfaces of the connecting plates 12 and the connecting grooves 11, connecting screws 14 are embedded in the connecting screw holes 13, a mortise and tenon fixing mode is adopted to replace the traditional welding fixing mode, spot welding parts are easy to install and disassemble, and convenient to maintain and replace, the maintenance cost of the device is reduced; the center of the back of the lifting cylinder 17 is fixedly connected with the center of the front of the transverse sliding seat 18, the transverse sliding seat 18 is in sliding sleeve joint with the center of the front of the transverse moving guide rail 19, the transverse moving cylinder 20 is fixedly installed at the center of the side of the transverse moving guide rail 19, the back of the transverse moving guide rail 19 is fixedly connected with the top end of the front of the moving frame 21, two sides of the bottom of the moving frame 21 are fixedly connected with one corner of the top of the longitudinal sliding seat 22, the bottom of the longitudinal sliding seat 22 is in sliding sleeve joint with the middle section of the top of the longitudinal moving guide rail 23, the center of the front of the longitudinal moving guide rail 23 is fixedly installed with the longitudinal moving cylinder 24, and the bottom of the longitudinal moving guide rail 23 is respectively and fixedly connected with two corners of the top of the workbench 1; four corners and four sides and the four corners and four sides fixed connection at frame 25 top of workstation 1 bottom, the four corners of frame 25 bottom all slides with single-end bolt 26's middle section and cup joints, single-end bolt 26's one end and the central fixed connection at callus on the sole 27 top, single-end bolt 26's the other end cup joints and is fixed with spacing nut 28, buffer spring 29 and rubber packing ring 30 have been cup jointed respectively in single-end bolt 26's middle section, add shock-absorbing structure, the influence of ground vibrations to spot welding operation has been eliminated, the spot welding precision of device has been improved.
Referring to fig. 7, an embodiment of the present invention: a spot welding method for a circuit board for computer control engineering comprises the following steps: step one, replacement; step two, driving; step three, damping; step four, spot welding;
in the first step, the welding head 4 is mounted on the lifting seat 15 by embedding the limit column 9 into the limit hole 8, embedding the square pin 7 into the pin groove 6, embedding the connecting plate 12 into the connecting groove 11 and embedding the connecting screw 14 into the connecting screw hole 13;
in the second step, the circuit board to be welded is placed at the corresponding position on the conducting station board 2, the longitudinal sliding base 22 is driven by the longitudinal moving cylinder 24 to drive the moving rack 21 to move on the longitudinal moving guide rail 23 together, and the transverse sliding base 18 is driven by the transverse moving cylinder 20 to move on the transverse moving guide rail 19;
in the third step, if the shock is caused by external force in the driving process, the shock potential energy is absorbed through the extension of the buffer spring 29 and the compression of the rubber gasket 30, and then the shock amplitude between the rack 25 and the foot pad 27 is limited through the shortening of the buffer spring 29 and the expansion of the rubber gasket 30;
in the fourth step, the lifting cylinder 17 drives the lifting seat 15 to move on the lifting guide rail 16, the spot welding pins 3 are further moved to a proper height through the welding head 4 to abut against the positions to be welded of the circuit board, and then the electric current is conducted through the conductive position plate 2 and the conductive welding columns 5, and the electronic components are welded on the circuit board under the action of resistance heat.
The working principle is as follows: when the invention is used, a circuit board to be welded is firstly placed at a corresponding position on a conductive station plate 2, a longitudinal moving cylinder 24 drives a longitudinal sliding seat 22 to drive a moving frame 21 to move together on a longitudinal moving guide rail 23, a transverse moving cylinder 20 drives a transverse sliding seat 18 to move on a transverse moving guide rail 19, then a lifting cylinder 17 drives a lifting seat 15 to move on a lifting guide rail 16, a spot welding needle 3 is further moved to a proper height through a welding head 4 to abut against the position to be welded of the circuit board, then the conductive position plate 2 and a conductive welding column 5 are switched on to conduct current, an electronic component is welded on the circuit board under the action of resistance heat, and if the circuit board is impacted by external force in the driving process, impact potential energy is firstly absorbed through the extension of a buffer spring 29 and the compression of a rubber gasket 30, then the shortening of the buffer spring 29 and the bulging of the rubber gasket 30 are used for limiting the vibration amplitude between a rack 25 and a foot pad 27, at last through making during spacing post 9 embedding spacing hole 8, square pin 7 embedding keyway 6 to through making in connecting plate 12 embedding spread groove 11, during connecting screw 14 embedding connecting screw 13, and then install soldered connection 4 on lift seat 15, adopt the fixed mode of tenon fourth of the twelve earthly branches, replaced traditional welded fastening mode, the spot welding part is easily installed and is dismantled, it is convenient to maintain and change, has reduced the maintenance cost of device.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (9)
1. The utility model provides a circuit board spot welding device that computer control engineering used, includes workstation (1), electrically conductive station board (2), spot welding needle (3), keyway (6), square pin (7), spacing hole (8), spacing post (9), spread groove (11), connecting plate (12), connecting screw (13), connecting screw (14) and lift seat (15), its characterized in that: the fixed dress that is equipped with of center at workstation (1) top is led electrical potential plate (2), is provided with spot welding needle (3) directly over workstation (1) top, the center fixed connection of the one end of spot welding needle (3) and soldered connection (4) bottom, and electrically conductive pillar (5) are installed to the bottom symmetry of soldered connection (4) both sides, and the bottom fixed connection of cotter way (6), square pin (7), spacing hole (8) and spacing post (9) and fixed cover (10) is passed through at the top of soldered connection (4).
2. The spot welding apparatus for a circuit board for computer controlled engineering according to claim 1, wherein: the back of fixed cover (10) is through spread groove (11), connecting plate (12), connection screw (13) and connecting screw (14) and the positive central fixed connection of lift seat (15), and lift seat (15) cup joints with the positive middle section slip of lifting guide (16), and the central fixed mounting at lifting guide (16) top has lift cylinder (17).
3. The spot welding apparatus for a circuit board for computer controlled engineering according to claim 2, wherein: the center of the back of the fixed sleeve (10) is provided with a pin groove (6), a square pin (7) is embedded in the pin groove (6), and one end of the square pin (7) is fixedly connected with one side of the top of the welding head (4).
4. A spot welding apparatus for a circuit board for computer controlled engineering according to claim 3, wherein: the front center of the fixed sleeve (10) is provided with a limiting hole (8), a limiting column (9) is embedded inside the limiting hole (8), and one end of the limiting column (9) is fixedly connected with the front center of the square pin (7).
5. The spot welding apparatus for a circuit board for computer controlled engineering according to claim 4, wherein: connecting grooves (11) are formed in the two sides of the back face of the fixing sleeve (10), connecting plates (12) are embedded in the connecting grooves (11), the back face of each connecting plate (12) is fixedly connected with the two front sides of the lifting seat (15), connecting screw holes (13) are formed in the centers of the side faces of the connecting plates (12) and the connecting grooves (11), and connecting screws (14) are embedded in the connecting screw holes (13).
6. The spot welding apparatus for a circuit board for computer controlled engineering according to claim 2, wherein: the center of the back of the lifting cylinder (17) is fixedly connected with the center of the front of the transverse sliding seat (18), the transverse sliding seat (18) is sleeved with the center of the front of the transverse moving guide rail (19) in a sliding mode, the center of the side face of the transverse moving guide rail (19) is fixedly provided with the transverse moving cylinder (20), and the back of the transverse moving guide rail (19) is fixedly connected with the top end of the front of the moving frame (21).
7. The spot welding apparatus for a circuit board for computer controlled engineering according to claim 6, wherein: the two sides of the bottom of the moving frame (21) are fixedly connected with one corner of the top of the longitudinal sliding seat (22), the bottom of the longitudinal sliding seat (22) is sleeved with the middle section of the top of the longitudinal moving guide rail (23) in a sliding mode, a longitudinal moving cylinder (24) is fixedly mounted at the front center of the longitudinal moving guide rail (23), and the bottom of the longitudinal moving guide rail (23) is fixedly connected with the two corners of the top of the workbench (1) respectively.
8. The spot welding apparatus for a circuit board for computer controlled engineering according to claim 7, wherein: four corners and four sides and the four corners and four sides fixed connection at frame (25) top of workstation (1) bottom, the four corners of frame (25) bottom all slide with the middle section of single-end bolt (26) and cup joint, the one end of single-end bolt (26) and the central fixed connection at callus on the sole (27) top, the other end of single-end bolt (26) cup joints and is fixed with stop nut (28), buffer spring (29) and rubber packing ring (30) have been cup jointed respectively in the middle section of single-end bolt (26).
9. A spot welding method for a circuit board for computer control engineering comprises the following steps: step one, replacement; step two, driving; step three, damping; step four, spot welding; the method is characterized in that:
in the first step, the welding head (4) is installed on the lifting seat (15) by embedding the limiting column (9) into the limiting hole (8), embedding the square pin (7) into the pin groove (6), embedding the connecting plate (12) into the connecting groove (11) and embedding the connecting screw (14) into the connecting screw hole (13);
in the second step, the circuit board to be welded is placed at the corresponding position on the conducting station board (2), the longitudinal sliding base (22) is driven by the longitudinal moving cylinder (24) to drive the moving frame (21) to move on the longitudinal moving guide rail (23) together, and the transverse sliding base (18) is driven by the transverse moving cylinder (20) to move on the transverse moving guide rail (19);
in the third step, if the shock is caused by external force in the driving process, firstly, the shock potential energy is absorbed through the extension of the buffer spring (29) and the compression of the rubber gasket (30), and then the shock amplitude between the rack (25) and the foot pad (27) is limited through the shortening of the buffer spring (29) and the bulging of the rubber gasket (30);
in the fourth step, the lifting cylinder (17) drives the lifting seat (15) to move on the lifting guide rail (16), the spot welding pin (3) is moved to a proper height through the welding head (4) to abut against the position to be welded of the circuit board, the current is conducted through the conductive positioning plate (2) and the conductive welding column (5), and the electronic component is welded on the circuit board under the action of resistance heat.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111132191.3A CN113751851B (en) | 2021-09-27 | 2021-09-27 | Circuit board spot welding device and method for computer control engineering |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111132191.3A CN113751851B (en) | 2021-09-27 | 2021-09-27 | Circuit board spot welding device and method for computer control engineering |
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| CN113751851A true CN113751851A (en) | 2021-12-07 |
| CN113751851B CN113751851B (en) | 2023-05-16 |
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| Publication number | Publication date |
|---|---|
| CN113751851B (en) | 2023-05-16 |
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