CN117733302B - Precision resistance spot welder - Google Patents
Precision resistance spot welder Download PDFInfo
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- CN117733302B CN117733302B CN202311805046.6A CN202311805046A CN117733302B CN 117733302 B CN117733302 B CN 117733302B CN 202311805046 A CN202311805046 A CN 202311805046A CN 117733302 B CN117733302 B CN 117733302B
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- 238000003466 welding Methods 0.000 claims abstract description 84
- 238000003825 pressing Methods 0.000 claims description 17
- 230000008093 supporting effect Effects 0.000 claims description 12
- 239000011324 bead Substances 0.000 claims description 9
- 238000005299 abrasion Methods 0.000 claims description 8
- 230000000694 effects Effects 0.000 description 12
- 239000000463 material Substances 0.000 description 11
- 238000000034 method Methods 0.000 description 11
- 229910000831 Steel Inorganic materials 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
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Abstract
The invention belongs to the technical field of resistance spot welding, in particular to a precise resistance spot welding machine, which comprises a processing table; a first feeding table is fixedly connected to the side wall of the processing table; the side surface of the processing table is connected with a second feeding table in a sliding manner; a chute is formed in the processing table; a guide block is fixedly connected to the side wall of the second feeding table; the sliding chute is connected to the inner position of the guide block in a sliding way; a pair of driving rollers are rotatably connected inside the first feeding table and the second feeding table; the second feeding table is arranged to drive the plates to slide around the processing table together, the plates are conveyed to the position corresponding to the top of the processing table through the conveying belt, and the two plates are overlapped, so that the function of adjusting the angle between the two plates is realized, the problem that the plates need to be obliquely welded, the plates are difficult to align during welding and the influence is easily caused on the spot welding of the plates is effectively solved.
Description
Technical Field
The invention belongs to the technical field of resistance spot welding, and particularly relates to a precise resistance spot welding machine.
Background
Resistance spot welding is a welding method based on the current heating effect, and is mainly used for welding thin plates and can be formed into reinforcing steel meshes or frameworks to replace manual binding by stacking welding pieces together and pressing the welding pieces between two columnar electrodes, melting the welding pieces by using resistance heat and applying certain pressure to the two welding pieces so as to form welding spots on the welding pieces.
The advantages of resistance spot welding mainly include high heat efficiency, more energy saving and electricity saving, compact welding seam, difficult falling off, low welding cost, small deformation and stress, and the like, and the resistance spot welding is mainly applicable to welding thicker steel bars, welding steel bar meshes, welding large-sized steel bar meshes with various geometric shapes, steel bar frameworks, and the like. Resistance spot welding is also commonly used for welding electronic components and for automotive manufacturing, in particular for welding processes for manufacturing carrier bodies.
In the process of welding plates by using a resistance spot welder, two plates are required to be aligned, resistance spot welding is performed on the two plates, and when the plates are aligned, the situation that the plates need to be welded obliquely possibly occurs, so that the plates are difficult to align during welding, and the spot welding of the plates is easy to influence.
To this end, the present invention provides a precision resistance spot welder.
Disclosure of Invention
In order to overcome the deficiencies of the prior art, at least one technical problem presented in the background art is solved.
The technical scheme adopted for solving the technical problems is as follows: the invention relates to a precision resistance spot welder, which comprises a processing table; a first feeding table is fixedly connected to the side wall of the processing table; the side surface of the processing table is connected with a second feeding table in a sliding manner; a chute is formed in the processing table; a guide block is fixedly connected to the side wall of the second feeding table; the sliding chute is connected to the inner position of the guide block in a sliding way; a pair of driving rollers are rotatably connected to the inside of each of the first feeding table and the second feeding table, and a conveyor belt is connected to the pair of driving rollers; the top of the processing table is provided with a spot welding head, and the position of the spot welding head can be adjusted through an adjusting component; the problem that the plate is difficult to align during welding and is easy to influence spot welding of the plate due to the fact that the plate needs to be welded obliquely is effectively solved.
Preferably, the adjustment assembly includes a first movable frame; the first movable frame is connected at the inner position of the processing table in a sliding way; a first threaded rod is rotatably connected to the inside of the processing table; the first threaded rod is in threaded connection with the first movable frame; a second movable frame is connected inside the first movable frame in a sliding manner; a second threaded rod is rotatably connected to the inside of the first movable frame; the second threaded rod is in threaded connection with the second movable frame; the second movable frame and the first movable frame are arranged vertically in the sliding direction; two spot welding heads are fixedly connected to the side wall of the second movable frame and are oppositely arranged; the welding effect of the spot welding head on the plate is better.
Preferably, two limiting plates are arranged in the first feeding table and the second feeding table, and the two limiting plates are symmetrically arranged in the first feeding table and the second feeding table; the inside of the limiting plate is rotationally connected with a first adjusting screw; the first adjusting screw is in threaded connection with the inner positions of the first feeding table and the second feeding table; an elastic sheet is fixedly connected between the end part of the first adjusting screw and the side wall of the first feeding table; the welding precision of the plate is higher, so that the welding effect of the plate is better.
Preferably, two fixing frames are fixedly connected to the side walls of the first feeding table and the second feeding table, and a rotating shaft is rotatably connected between the two fixing frames; a pressing cover plate is fixedly connected to the rotating shaft; the pressing cover plate is arranged at a position corresponding to the top of the conveyor belt; a hollow groove is formed in the compression cover plate; the rotating shaft can be enabled to be more stable when driving the pressing cover plate to rotate.
Preferably, a positioning rod is fixedly connected to the side wall of the limiting plate; the positioning rod is connected to the inner position of the first feeding table in a sliding manner; the sliding of the limiting plate is more stable.
Preferably, a first sliding block is connected inside the second feeding table in a sliding way; a second sliding block is connected inside the second feeding table in a sliding way; the second sliding block is internally buckled and connected with a movable ball; the movable ball is arranged at a position corresponding to the bottom of the second sliding block; the second feeding table is internally and rotatably connected with a plurality of second adjusting screws, and each second adjusting screw is in threaded connection with the first sliding block and the second sliding block respectively; an operation groove is formed in the second feeding table, and the operation groove is formed in a position corresponding to the top of the second adjusting screw; so that the second feeding table is more stable after the adjustment is completed.
Preferably, a pushing block is connected inside the second feeding table in a sliding manner; a spring is fixedly connected between the pushing block and the side wall of the second feeding table; the pushing block is arranged at a position close to the bottom of the sliding groove of the first sliding block; an air guide groove is formed in the second feeding table; one end of the air guide groove is guided to a position corresponding to the top of the sliding groove of the second sliding block, and the other end of the air guide groove is guided to a position inside the sliding groove of the pushing block; the first sliding block has better supporting effect on the second feeding table.
Preferably, the first feeding table and the second feeding table are internally and rotatably connected with a supporting roller; the supporting roller is arranged at a position between the two corresponding driving rollers; the conveying effect of the conveying belt on the plates is better.
Preferably, positioning blocks are fixedly connected at two ends of the driving roller; the positioning blocks are respectively and rotatably connected to the inner positions of the first feeding table and the second feeding table; so that the rotation of the driving roller is more stable.
Preferably, a plurality of anti-wear beads are arranged between the positioning block and the first feeding table and between the positioning block and the second feeding table; the side walls of the anti-wear beads are contacted with the side walls of the positioning block, the first feeding table and the second feeding table; the abrasion between the positioning block and the first feeding table and the abrasion between the positioning block and the second feeding table are less.
The beneficial effects of the invention are as follows:
1. According to the precise resistance spot welder, the second feeding table is arranged to drive the plates to slide around the processing table together, the plates are conveyed to the positions corresponding to the tops of the processing tables through the conveying belt, and the two plates are overlapped, so that the function of adjusting the angle between the two plates is realized, and the problems that the plates are difficult to align during welding and are easy to influence spot welding of the plates due to the fact that the plates need to be welded obliquely are effectively solved.
2. According to the precise resistance spot welder, the first threaded rod and the second threaded rod are arranged to rotate, and the first movable frame and the second movable frame are driven to slide through the matching of threads, so that the function of adjusting the spot welding head is realized, the welding spot position of a plate can be adjusted, and the welding effect of the spot welding head on the plate is better.
Drawings
The invention is further described below with reference to the accompanying drawings.
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a schematic view of a part of a second feeding stage according to the present invention;
FIG. 3 is a schematic view of a part of a processing station according to the present invention;
FIG. 4 is a cross-sectional view of a first feeder floor in accordance with the present invention;
FIG. 5 is a schematic view of a partial structure of a driving roller in the present invention;
FIG. 6 is a cross-sectional view of a compression cover in accordance with the present invention;
fig. 7 is a cross-sectional view of a second feeding table in the present invention.
In the figure: 1. a processing table; 101. spot welding heads; 2. a first feeding table; 3. a driving roller; 4. a conveyor belt; 5. a second feeding table; 6. a chute; 7. a guide block; 8. a first moving frame; 9. a first threaded rod; 10. a second moving frame; 11. a second threaded rod; 12. a limiting plate; 13. a first adjusting screw; 14. an elastic sheet; 15. a fixing frame; 16. a rotating shaft; 17. compressing the cover plate; 18. a hollow groove; 19. a positioning rod; 20. a first slider; 21. a second slider; 22. moving the balls; 23. a second adjusting screw; 231. an operation groove; 24. a pushing block; 25. an air guide groove; 26. a support roller; 27. a positioning block; 28. and (5) anti-abrasion beads.
Detailed Description
The invention is further described in connection with the following detailed description in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention easy to understand.
As shown in fig. 1 to 3, a precision resistance spot welding machine according to an embodiment of the present invention includes a processing table 1; a first feeding table 2 is fixedly connected to the side wall of the processing table 1; the side surface of the processing table 1 is connected with a second feeding table 5 in a sliding manner; a chute 6 is formed in the processing table 1; a guide block 7 is fixedly connected to the side wall of the second feeding table 5; the chute 6 is connected with the inner position of the guide block 7 in a sliding way; a pair of driving rollers 3 are rotatably connected to the inside of each of the first feeding table 2 and the second feeding table 5, and a conveyor belt 4 is connected to the pair of driving rollers 3; the top of the processing table 1 is provided with a spot welding head 101, and the position of the spot welding head 101 can be adjusted through an adjusting component; when the spot welding device is used for carrying out spot welding on plates, the second feeding table 5 can be pushed firstly, the sliding chute 6 slides in the guide block 7, the second feeding table 5 moves circumferentially on the side surface of the processing table 1, the position of the second feeding table 5 is adjusted, after the adjustment is finished, the plates to be welded can be respectively placed on the first feeding table 2 and the second feeding table 5, the driving roller 3 is controlled to drive the conveying belt 4 to rotate, the plates are moved to the position corresponding to the top of the processing table 1, the top of the processing table 1 is aligned, after the alignment is finished, the position of the spot welding head 101 can be adjusted through the adjusting component, the plates are welded through the spot welding head 101, the second feeding table 5 is arranged to drive the plates to slide around the processing table 1 together, the plates are conveyed to the position corresponding to the top of the processing table 1 through the conveying belt 4, the angle between the two plates can be adjusted through the overlapped structural design, the problem that the inclined welding of the plates is difficult to easily affect the plates when the inclined welding of the plates is caused is solved.
As shown in fig. 1 and 3, the adjustment assembly comprises a first mobile frame 8; the first movable frame 8 is slidably connected to the inner position of the processing table 1; a first threaded rod 9 is rotatably connected to the inside of the processing table 1; the first threaded rod 9 is in threaded connection with the first movable frame 8; a second movable frame 10 is slidably connected to the inside of the first movable frame 8; a second threaded rod 11 is rotatably connected to the inside of the first movable frame 8; the second threaded rod 11 is in threaded connection with the second movable frame 10; the second movable frame 10 is arranged perpendicular to the sliding direction of the first movable frame 8; two spot welding heads 101 are fixedly connected to the side wall of the second movable frame 10, and the two spot welding heads 101 are oppositely arranged; when the welding machine is in operation, when a plate needs to be welded, the first threaded rod 9 can be controlled to rotate, the first moving frame 8 is driven to slide in the machining table 1 through the matching of the threads of the first threaded rod 9 and the first moving frame 8, the position of the second moving frame 10 is adjusted, meanwhile, the second threaded rod 11 can be controlled to rotate, the second moving frame 10 is driven to slide through the threads of the second threaded rod 11, the position of the spot welding head 101 can be adjusted through the rotation of the first threaded rod 9 and the second threaded rod 11, the welding spot position of the plate can be adjusted, and therefore the welding effect of the spot welding head 101 on the plate is better.
As shown in fig. 1 to 4, two limiting plates 12 are disposed inside the first feeding table 2 and the second feeding table 5, and the two limiting plates 12 are disposed symmetrically inside the first feeding table 2 and the second feeding table 5; the first adjusting screw 13 is rotatably connected to the inside of the limiting plate 12; the first adjusting screw 13 is in threaded connection with the inner positions of the first feeding table 2 and the second feeding table 5; an elastic sheet 14 is fixedly connected between the end part of the first adjusting screw 13 and the side wall of the first feeding table 2; when the sheet material conveying device works, when the sheet material is required to be conveyed, the first adjusting screw 13 can be rotated, threads on the surface of the first adjusting screw 13 are matched with threads of the first feeding table 2, the limiting plate 12 is driven to slide, the position of the sheet material passing through the conveying belt 4 can be limited, the sheet material can be effectively prevented from being deflected in the conveying process, the sheet material welding precision is higher, and the sheet material welding effect is better.
As shown in fig. 3 and 6, two fixing frames 15 are fixedly connected to the side walls of the first feeding table 2 and the second feeding table 5, and a rotating shaft 16 is rotatably connected between the two fixing frames 15; the rotating shaft 16 is fixedly connected with a pressing cover plate 17; the pressing cover plate 17 is arranged at a position corresponding to the top of the conveyor belt 4; a hollow groove 18 is formed in the compression cover plate 17; when the welding machine works, when plates are required to be welded, the rotating shaft 16 can be controlled to rotate, the pressing cover plate 17 is driven to rotate, and the plates at the top of the conveying belt 4 are extruded and fixed, so that the plates can be better kept stable in the welding process, the welding precision of the plates is higher, meanwhile, the empty slots 18 are formed in the pressing cover plate 17, the weight of the pressing cover plate 17 can be effectively reduced, and the rotating shaft 16 can be enabled to drive the pressing cover plate 17 to rotate more stably.
As shown in fig. 3, a positioning rod 19 is fixedly connected to the side wall of the limiting plate 12; the positioning rod 19 is connected at the inner position of the first feeding table 2 in a sliding way; when the first adjusting screw 13 rotates to drive the limiting plate 12 to slide during operation, the limiting plate 12 can be inclined less in the sliding process by limiting the positioning rod 19 by the first feeding table 2, so that the sliding of the limiting plate 12 is more stable.
As shown in fig. 1 and 7, a first sliding block 20 is slidably connected to the inside of the second feeding table 5; a second sliding block 21 is connected inside the second feeding table 5 in a sliding manner; the second sliding block 21 is internally buckled and connected with a movable ball 22; the moving ball 22 is provided at a position corresponding to the bottom of the second slider 21; a plurality of second adjusting screws 23 are rotatably connected in the second feeding table 5, and each second adjusting screw 23 is in threaded connection with the first sliding block 20 and the second sliding block 21 respectively; an operation groove 231 is formed in the second feeding table 5, and the operation groove 231 is formed at a position corresponding to the top of the second adjusting screw 23; when the position of the second feeding table 5 is required to be adjusted in operation, the second adjusting screw 23 can be rotated, so that the second adjusting screw 23 is in threaded fit with the second sliding block 21, the second sliding block 21 is driven to slide downwards, the moving balls 22 are enabled to be in contact with the ground, sliding of the second feeding table 5 can be facilitated, after the position of the second feeding table 5 is adjusted, the second adjusting screw 23 at the top of the first sliding block 20 can be rotated first, the first sliding block 20 is enabled to be in contact with the ground, the second feeding table 5 is supported, the second adjusting screw 23 at the top of the second sliding block 21 can be rotated, the second sliding block 21 is enabled to retract into the second feeding table 5, the moving balls 22 can be enabled to be separated from the ground, sliding of the second feeding table 5 is effectively avoided after the fixing of the second feeding table 5 is completed, and the second feeding table 5 is enabled to be more stable after the adjustment is completed.
As shown in fig. 7, a pushing block 24 is slidably connected to the inside of the second feeding table 5; a spring is fixedly connected between the pushing block 24 and the side wall of the second feeding table 5; the pushing block 24 is arranged at a position close to the bottom of the sliding groove of the first sliding block 20; an air guide groove 25 is formed in the second feeding table 5; one end of the air guide groove 25 is guided to a position corresponding to the top of the sliding groove of the second sliding block 21, and the other end of the air guide groove is guided to a position inside the sliding groove of the pushing block 24; during operation, when the second feeding table 5 is supported and fixed through the first sliding block 20, and the second sliding block 21 is retracted into the second feeding table 5, the second sliding block 21 can guide air inside the sliding groove of the second sliding block 21 into the sliding groove of the pushing block 24 through the air guide groove 25, so that the pushing block 24 slides and is attached and fixed with the first sliding block 20, the first sliding block 20 can be more stable, and the supporting effect of the first sliding block 20 on the second feeding table 5 is better.
As shown in fig. 4, the first feeding table 2 and the second feeding table 5 are rotatably connected with a supporting roller 26; the supporting roller 26 is arranged at a position between the two corresponding driving rollers 3; when the conveyer belt 4 is supported by the supporting roller 26 in operation, the conveyer belt 4 can be deformed less when the conveyer belt 4 conveys the plates, so that the conveying effect of the conveyer belt 4 on the plates is better.
As shown in fig. 5, positioning blocks 27 are fixedly connected to both ends of the driving roller 3; the positioning blocks 27 are respectively and rotatably connected to the inner positions of the first feeding table 2 and the second feeding table 5; when the driving roller 3 rotates in the first feeding table 2 and the second feeding table 5 during operation, the driving roller 3 is limited by the first feeding table 2 and the second feeding table 5, so that the driving roller 3 is less inclined in the rotating process, and the rotation of the driving roller 3 is more stable.
As shown in fig. 5, a plurality of anti-wear beads 28 are arranged between the positioning block 27 and the first feeding table 2 and between the positioning block and the second feeding table 5; the side walls of the anti-abrasion beads 28 are contacted with the side walls of the positioning blocks 27, the first feeding table 2 and the second feeding table 5; during operation, by arranging the anti-wear beads 28 between the positioning block 27 and the first feeding table 2 and the second feeding table 5, sliding friction between the positioning block 27 and the first feeding table 2 and between the positioning block 27 and the second feeding table 5 can be changed into rolling friction, friction force between the positioning block 27 and the first feeding table 2 and friction force between the positioning block 27 and the positioning block 5 are smaller, and abrasion between the positioning block 27 and the first feeding table 2 and abrasion between the positioning block 27 and the positioning block 5 are smaller.
When the spot welding machine is used for carrying out spot welding on plates, the second feeding table 5 can be pushed firstly, the sliding chute 6 slides in the guide block 7, then the second feeding table 5 moves circumferentially on the side surface of the processing table 1, the position of the second feeding table 5 is adjusted, after the adjustment is finished, the plates to be welded can be respectively placed on the first feeding table 2 and the second feeding table 5, the driving roller 3 is controlled to drive the conveying belt 4 to rotate, the plates are moved to the position corresponding to the top of the processing table 1, the top of the processing table 1 is aligned, after the alignment is finished, the position of the spot welding head 101 can be adjusted, the plates are welded through the spot welding head 101, the second feeding table 5 is arranged to drive the plates to slide around the processing table 1 together, the plates are conveyed to the position corresponding to the top of the processing table 1 through the conveying belt 4, the overlapping structural design of the two plates is realized, the function of adjusting the angle between the two plates is realized, the problem that the plates are difficult to be easily aligned when the plates are required to be welded due to oblique welding is solved, and the problem that the plates are difficult to be easily aligned when the plates are aligned is caused.
When needs carry out the welding to panel, steerable first threaded rod 9 rotates, the screw thread through first threaded rod 9 cooperates with first movable frame 8, drive first movable frame 8 and slide in the inside of processing platform 1, adjust the position of second movable frame 10, steerable second threaded rod 11 rotates simultaneously, and drive the second movable frame 10 through the screw thread of second threaded rod 11 and slide, can adjust the position of spot welding head 101, through the rotation of first threaded rod 9 and second threaded rod 11, can adjust the position of spot welding head 101, can adjust the solder joint position of panel, thereby can make spot welding head 101 better to the welding effect of panel.
When the sheet material needs to be conveyed, the first adjusting screw 13 can be rotated, the threads on the surface of the first adjusting screw 13 are matched with the threads of the first feeding table 2, the limiting plate 12 is driven to slide, the position of the sheet material passing through the conveyor belt 4 can be limited, the situation that the sheet material is deflected in the conveying process can be effectively avoided, the welding precision of the sheet material is higher, and the welding effect of the sheet material is better.
When the plates are required to be welded, the rotating shaft 16 can be controlled to rotate, the pressing cover plate 17 is driven to rotate, and the plates at the top of the conveying belt 4 are extruded and fixed, so that the plates can be better kept stable in the welding process, the welding precision of the plates is higher, meanwhile, the empty slots 18 are formed in the pressing cover plate 17, the weight of the pressing cover plate 17 can be effectively reduced, and the rotating shaft 16 can be enabled to drive the pressing cover plate 17 to rotate more stably.
When the first adjusting screw 13 rotates to drive the limiting plate 12 to slide, the limiting plate 12 can be inclined less in the sliding process by limiting the positioning rod 19 by the first feeding table 2, so that the sliding of the limiting plate 12 is more stable.
When the position of the second feeding table 5 needs to be adjusted, the second adjusting screw 23 can be rotated, so that the second adjusting screw 23 is in threaded fit with the second sliding block 21, the second sliding block 21 is driven to slide downwards, the moving balls 22 are in contact with the ground, sliding of the second feeding table 5 can be more convenient, after the position of the second feeding table 5 is adjusted, the second adjusting screw 23 at the top of the first sliding block 20 can be rotated firstly, the first sliding block 20 is in contact with the ground, the second feeding table 5 is supported, and then the second adjusting screw 23 at the top of the second sliding block 21 can be rotated, so that the second sliding block 21 is retracted into the second feeding table 5, the moving balls 22 are separated from the ground, sliding of the second feeding table 5 after the fixing of the second feeding table 5 is effectively avoided, and the second feeding table 5 is more stable after the adjustment is completed.
When the second feeding table 5 is supported and fixed through the first sliding block 20, and the second sliding block 21 is retracted into the second feeding table 5, the second sliding block 21 can guide the air in the sliding groove of the second sliding block 21 into the sliding groove of the pushing block 24 through the air guide groove 25, so that the pushing block 24 slides and is attached and fixed with the first sliding block 20, the first sliding block 20 can be more stable, and the supporting effect of the first sliding block 20 on the second feeding table 5 is better.
The supporting roller 26 is used for supporting the conveyor belt 4, so that the conveyor belt 4 is less deformed when conveying the plates, and the conveyor belt 4 has better conveying effect on the plates.
When the driving roller 3 rotates in the first feeding table 2 and the second feeding table 5, the driving roller 3 is limited by the first feeding table 2 and the second feeding table 5, so that the driving roller 3 is less inclined in the rotating process, and the driving roller 3 rotates more stably.
By arranging the anti-wear beads 28 between the positioning block 27 and the first feeding table 2 and the second feeding table 5, sliding friction between the positioning block 27 and the first feeding table 2 and the second feeding table 5 can be changed into rolling friction, so that friction force between the positioning block 27 and the first feeding table 2 and friction force between the positioning block 27 and the second feeding table 5 are smaller, and abrasion between the positioning block 27 and the first feeding table 2 and the second feeding table 5 is smaller.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. A precision resistance spot welder, characterized in that: comprises a processing table (1); a first feeding table (2) is fixedly connected to the side wall of the processing table (1); the side surface of the processing table (1) is connected with a second feeding table (5) in a sliding manner; a chute (6) is formed in the processing table (1); a guide block (7) is fixedly connected to the side wall of the second feeding table (5); the sliding groove (6) is connected with the inner position of the guide block (7) in a sliding way; the inside of the first feeding table (2) and the inside of the second feeding table (5) are respectively connected with a pair of driving rollers (3) in a rotating way, and the driving rollers (3) are connected with a conveying belt (4); the top of the processing table (1) is provided with a spot welding head (101), and the position of the spot welding head (101) can be adjusted through an adjusting component; the adjustment assembly comprises a first mobile frame (8); the first movable frame (8) is connected at the inner position of the processing table (1) in a sliding way; a first threaded rod (9) is rotatably connected to the inside of the processing table (1); the first threaded rod (9) is in threaded connection with the first movable frame (8); a second movable frame (10) is connected inside the first movable frame (8) in a sliding manner; a second threaded rod (11) is rotatably connected to the inside of the first movable frame (8); the second threaded rod (11) is in threaded connection with the second movable frame (10); the second movable frame (10) is arranged perpendicular to the sliding direction of the first movable frame (8); two spot welding heads (101) are fixedly connected to the side wall of the second movable frame (10), and the two spot welding heads (101) are oppositely arranged; two limiting plates (12) are arranged in the first feeding table (2) and the second feeding table (5), and the two limiting plates (12) are symmetrically arranged in the first feeding table (2) and the second feeding table (5); the inside of the limiting plate (12) is rotatably connected with a first adjusting screw (13); the first adjusting screw (13) is in threaded connection with the inner positions of the first feeding table (2) and the second feeding table (5); an elastic sheet (14) is fixedly connected between the end part of the first adjusting screw (13) and the side wall of the first feeding table (2); two fixing frames (15) are fixedly connected to the side walls of the first feeding table (2) and the second feeding table (5), and a rotating shaft (16) is rotatably connected between the two fixing frames (15); a pressing cover plate (17) is fixedly connected to the rotating shaft (16); the pressing cover plate (17) is arranged at a position corresponding to the top of the conveyor belt (4); an empty groove (18) is formed in the pressing cover plate (17).
2. The precision resistance spot welder of claim 1, wherein: a positioning rod (19) is fixedly connected to the side wall of the limiting plate (12); the positioning rod (19) is connected with the inner position of the first feeding table (2) in a sliding way.
3. The precision resistance spot welder of claim 1, wherein: a first sliding block (20) is connected inside the second feeding table (5) in a sliding manner; a second sliding block (21) is connected inside the second feeding table (5) in a sliding way; the second sliding block (21) is internally buckled and connected with a movable ball (22); the movable ball (22) is arranged at a position corresponding to the bottom of the second sliding block (21); a plurality of second adjusting screws (23) are rotatably connected in the second feeding table (5), and each second adjusting screw (23) is in threaded connection with the first sliding block (20) and the second sliding block (21) respectively; an operation groove (231) is formed in the second feeding table (5), and the operation groove (231) is formed in a position corresponding to the top of the second adjusting screw (23).
4. A precision resistance spot welder according to claim 3, wherein: a pushing block (24) is connected inside the second feeding table (5) in a sliding manner; a spring is fixedly connected between the pushing block (24) and the side wall of the second feeding table (5); the pushing block (24) is arranged at a position close to the bottom of the sliding groove of the first sliding block (20); an air guide groove (25) is formed in the second feeding table (5); one end of the air guide groove (25) is guided to a position corresponding to the top of the sliding groove of the second sliding block (21), and the other end of the air guide groove is guided to a position inside the sliding groove of the pushing block (24).
5. The precision resistance spot welder of claim 2, wherein: the first feeding table (2) and the second feeding table (5) are internally and rotatably connected with a supporting roller (26); the supporting roller (26) is arranged at a position between the two corresponding driving rollers (3).
6. The precision resistance spot welder of claim 5, wherein: positioning blocks (27) are fixedly connected to two ends of the driving roller (3); the positioning blocks (27) are respectively and rotatably connected to the inner positions of the first feeding table (2) and the second feeding table (5).
7. The precision resistance spot welder of claim 6, wherein: a plurality of anti-wear beads (28) are arranged between the positioning block (27) and the first feeding table (2) and between the positioning block and the second feeding table (5); the side walls of the anti-abrasion beads (28) are contacted with the side walls of the positioning blocks (27), the first feeding table (2) and the second feeding table (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311805046.6A CN117733302B (en) | 2023-12-25 | 2023-12-25 | Precision resistance spot welder |
Applications Claiming Priority (1)
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| CN202311805046.6A CN117733302B (en) | 2023-12-25 | 2023-12-25 | Precision resistance spot welder |
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| CN117733302A CN117733302A (en) | 2024-03-22 |
| CN117733302B true CN117733302B (en) | 2024-07-30 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114905203A (en) * | 2022-05-05 | 2022-08-16 | 常熟智造激光装备研究院有限公司 | Dull and stereotyped butt welding of adjustable is equipped |
| CN115008041A (en) * | 2022-07-08 | 2022-09-06 | 大连环友屏蔽泵有限公司 | Laser welding fixture |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207479825U (en) * | 2017-11-03 | 2018-06-12 | 嵊州市鑫林机械有限公司 | A kind of novel spot welding device |
| KR101905694B1 (en) * | 2018-03-15 | 2018-11-30 | 김완선 | Apparatus and method for processing plate |
| CN214518426U (en) * | 2021-03-19 | 2021-10-29 | 青岛韩润机电有限公司 | Automatic rotary welding device for OLED conveying platform |
| CN115635225B (en) * | 2022-12-23 | 2023-03-21 | 扬州高美特机械科技有限公司 | Full-automatic welding device for battery storage box |
| CN219881545U (en) * | 2023-04-27 | 2023-10-24 | 深圳市经纬星辉科技有限公司 | Spot welding device for PCBA board processing |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114905203A (en) * | 2022-05-05 | 2022-08-16 | 常熟智造激光装备研究院有限公司 | Dull and stereotyped butt welding of adjustable is equipped |
| CN115008041A (en) * | 2022-07-08 | 2022-09-06 | 大连环友屏蔽泵有限公司 | Laser welding fixture |
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| CN117733302A (en) | 2024-03-22 |
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