CN115740711A - Automatic spot welding and spot welding quality detection system based on visual identification - Google Patents
Automatic spot welding and spot welding quality detection system based on visual identification Download PDFInfo
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- CN115740711A CN115740711A CN202211382123.7A CN202211382123A CN115740711A CN 115740711 A CN115740711 A CN 115740711A CN 202211382123 A CN202211382123 A CN 202211382123A CN 115740711 A CN115740711 A CN 115740711A
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- 238000003466 welding Methods 0.000 title claims abstract description 269
- 230000000007 visual effect Effects 0.000 title claims abstract description 33
- 238000001514 detection method Methods 0.000 title claims abstract description 12
- 238000004140 cleaning Methods 0.000 claims abstract description 42
- 239000000463 material Substances 0.000 claims abstract description 32
- 230000005540 biological transmission Effects 0.000 claims description 44
- 230000007246 mechanism Effects 0.000 claims description 29
- 239000000523 sample Substances 0.000 claims description 8
- 230000001360 synchronised effect Effects 0.000 claims description 8
- 238000003384 imaging method Methods 0.000 claims description 5
- 230000003014 reinforcing effect Effects 0.000 claims description 2
- 238000005096 rolling process Methods 0.000 claims 3
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract description 42
- 239000007788 liquid Substances 0.000 abstract description 14
- 230000005012 migration Effects 0.000 abstract description 4
- 238000013508 migration Methods 0.000 abstract description 4
- 238000012546 transfer Methods 0.000 description 13
- 230000000694 effects Effects 0.000 description 9
- 239000003351 stiffener Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 230000007306 turnover Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000010405 clearance mechanism Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
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Abstract
The invention discloses an automatic spot welding and spot welding quality detection system based on visual identification, and relates to the technical field of spot welding devices; the spot welding machine comprises a spot welding table and two spot welding pieces, wherein a spot welding machine body is fixedly arranged on the upper surface of the spot welding table, an electric telescopic rod is arranged on one surface, close to the spot welding machine body, of the spot welding table, a cleaning sponge is fixedly arranged on a piston end of the electric telescopic rod, a material frame is arranged on one surface, close to the spot welding machine body, of the spot welding table, a sliding groove is formed in one surface, close to the spot welding machine body, of the spot welding table, and a sliding block is connected to the inner wall of the sliding groove in a sliding mode; remove seat horizontal migration through the drive, remove the seat and pass through frame and electric telescopic handle messenger cleaning sponge reciprocating horizontal migration, cleaning sponge reciprocating horizontal migration and clear up the sulfuric acid liquid of gap department between two spot welding spare to the convenient clearance of gap department sulfuric acid liquid between having realized two spot welding spare, and then the effectual convenience that has improved clearance sulfuric acid liquid, simultaneously, avoid leading to staff's hand contact sulfuric acid liquid because of manual clearance.
Description
Technical Field
The invention relates to the technical field of spot welding devices, in particular to an automatic spot welding and spot welding quality detection system based on visual identification.
Background
Spot welding: the electric resistance welding is one of electric resistance welding, is mainly used for welding sheet structures, reinforcing steel bars and the like, and is a welding method for forming a welding spot between contact surfaces of two overlapped workpieces by using a columnar electrode 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. The spot welding is mainly used for welding sheet component stamping parts with the thickness of less than 4mm, and is particularly suitable for welding automobile bodies, carriages and airplane fuselages. But not welded with the container required for sealing. The spot welding device in the prior art has the following problems when spot welding is carried out on spot-welded parts:
1. in the prior art, when spot welding is performed on spot-welded parts, two spot-welded parts are mostly attached manually, and then spot welding is performed on the gaps of the two spot-welded parts by using a spot welding machine, and the two spot-welded parts cannot be attached tightly manually, so that the spot welding effect of the spot-welded parts is influenced, and the spot welding operation is inconvenient;
2. before spot welding of a spot welding piece, the welding point position of the spot welding piece generally needs to be cleaned by sulfuric acid liquid, however, in the prior art, after the spot welding piece is cleaned, redundant sulfuric acid liquid is mostly manually cleaned manually, so that hands of workers are easily contacted with the sulfuric acid liquid;
3. when spot welding, the spot welding spare of two laminatings is promoted through manual mostly to current technique because produce the skew easily when removing spot welding spare to influence the spot welding effect of spot welding spare, to above-mentioned problem, the inventor proposes a stitch welding and spot welding quality detecting system based on visual identification and is used for solving above-mentioned problem.
Disclosure of Invention
The method aims to solve the problems that the spot welding effect of a spot welding piece is poor and sulfuric acid solution at the position of a welding spot of the spot welding piece cannot be conveniently cleaned; the invention aims to provide an automatic spot welding and spot welding quality detection system based on visual identification.
In order to solve the technical problems, the invention adopts the following technical scheme: the utility model provides an automatic spot welding device based on visual identification, includes spot welding platform and two spot welding pieces, the last fixed surface of spot welding platform installs the spot welder body, the one side that the spot welding platform is close to the spot welder body is equipped with electric telescopic handle, electric telescopic handle's piston end fixed mounting has clean sponge, the one side that the spot welding platform is close to the spot welder body is equipped with the material frame, the spout has been seted up to the one side that the spot welding platform is close to the spot welder body, the inner wall sliding connection of spout has the slider, the one side fixed mounting that the spot welding platform kept away from the spot welder body has evenly distributed's supporting leg, adjacent two equal fixed mounting has the stiffener between the supporting leg, be equipped with the fixture who is used for two fixed spot welding pieces of centre gripping in the material frame, the one side that the spot welding platform is close to the spot welder body is equipped with the upset subassembly, the surface of spot welding platform is equipped with respectively removes clearance mechanism and feed mechanism.
Preferably, fixture is including four centre gripping covers, the inner wall fixed mounting of centre gripping cover has the slipmat, the inner wall of slipmat and the surface activity contact of spot-welded spare, two first guide way, two have been seted up to the inner wall of material frame the inner wall sliding connection of first guide way has two first guide blocks, one side fixed mounting of first guide block has the head rod, the one end of first guide block and the outer wall fixed connection of centre gripping cover are kept away from to the head rod, one side of material frame is rotated and is installed two double threaded screw, double threaded screw runs through first guide way and rotates with two first guide block screw threads and be connected, two the equal fixed mounting in one end of double threaded screw has the handle.
Preferably, the upset subassembly is including two curb plates, the upper surface of slider and the lower fixed surface connection of two curb plates, two the opposite side of curb plate is all rotated and is installed first rotation pole, the one end of curb plate and the outer wall fixed connection of material frame are kept away from to first rotation pole, one the fixed first motor that is equipped with in one side of curb plate, the drive output of first motor and the one end fixed connection of a first rotation pole, the first fixed block of outer wall fixedly connected with of first motor, one side of first fixed block and one side fixed connection of a curb plate.
Preferably, the movable cleaning mechanism comprises a frame, one end of the electric telescopic rod far away from the cleaning sponge is fixedly connected with the inner wall of the frame, one side of the spot welding table close to the spot welding machine body is provided with two second guide grooves, the inner walls of the two second guide grooves are connected with second guide blocks in a sliding manner, the upper surfaces of the two second guide blocks are fixedly provided with moving seats, one end of the frame far away from the electric telescopic rod is fixedly connected with the upper surface of the moving seat, one side of the moving seat is fixedly provided with a second connecting rod, one end of the second connecting rod far away from the moving seat is fixedly provided with a U-shaped seat, the inner wall of the U-shaped seat is rotatably provided with a rotating shaft, the outer wall of the rotating shaft is fixedly provided with a connecting sleeve, the outer wall of the connecting sleeve is fixedly provided with a push rod, a second rotating rod is arranged on one side of the spot welding table close to the spot welding machine body, a first supporting plate is fixedly arranged on one side of the spot welding table close to the spot welding machine body, the second rotating rod penetrates through the first supporting plate and is rotatably connected with the first supporting plate, one end of the second rotating rod is fixedly provided with a rotating disc, a synchronous rod is fixedly arranged on one side of the rotating disc far away from the second rotating rod, one end of the synchronous rod far away from the rotating disc is rotationally connected with one end of the push rod, a first gear is fixedly arranged at one end of the second rotating rod far away from the rotating disc, a second motor is fixedly arranged at one side of the spot welding table, the outer wall of the second motor is fixedly connected with a second fixed block, one side of the second fixed block is fixedly connected with one side of the spot welding table, the drive output end fixed mounting of second motor has the third dwang, the one end fixed mounting that the second motor was kept away from to the third dwang has sector gear, sector gear and first gear engagement are connected.
Preferably, the feeding mechanism comprises a toothed plate, one side of the toothed plate is fixedly connected with one side of one side plate, one side of the spot welding table close to the spot welding machine body is provided with a first transmission rod, one side of the spot welding table close to the spot welding machine body is fixedly provided with a second support plate, the first transmission rod penetrates through the second support plate and is rotatably connected with the second support plate, one end of the first transmission rod is fixedly provided with a driving gear, the driving gear is meshed with the toothed plate and is connected with the second transmission rod, one side of the spot welding table is provided with a second transmission rod, one side of the spot welding table is fixedly provided with a third support plate, the second transfer line runs through the third backup pad and rotates with the third backup pad to be connected, the equal fixed mounting in one end of second transfer line and first transfer line has the synchronizing wheel, two the transmission is connected with the hold-in range between the synchronizing wheel, the one end fixed mounting that the synchronizing wheel was kept away from to the second transfer line has the second gear, one side of spot welding platform is equipped with the third transfer line, the one end of third transfer line and one side of third backup pad rotate to be connected, the one end fixed mounting of third transfer line has the third gear, third gear and second gear meshing are connected.
A spot welding quality detection system based on visual identification, which adopts the automatic spot welding device based on visual identification as claimed in claim 1, and comprises an ultrasonic probe module, wherein the ultrasonic probe module is connected with a visual identification module through a terminal, the visual identification module is connected with a quality detection database module and an automatic analysis module through a terminal, and the visual identification module is connected with an imaging report module through a terminal.
Compared with the prior art, the invention has the beneficial effects that:
1. the two spot welding pieces are placed in the material frame, the four clamping sleeves are driven to move horizontally, the four clamping sleeves clamp the two spot welding pieces and enable the opposite sides of the two spot welding pieces to be tightly attached, so that the clamping of the two spot welding pieces and the tight attachment of the opposite sides are conveniently realized, the convenience of spot welding operation is effectively improved, and meanwhile, the effect of the two spot welding pieces after spot welding processing is effectively improved;
2. the movable seat is driven to horizontally move, the movable seat enables the cleaning sponge to horizontally move in a reciprocating mode through the rack and the electric telescopic rod, the cleaning sponge horizontally moves in a reciprocating mode and cleans sulfuric acid liquid in a gap between two spot welding pieces, so that the cleaning of the sulfuric acid liquid in the gap between the two spot welding pieces is conveniently realized, the convenience of cleaning the sulfuric acid liquid is effectively improved, and meanwhile, the hand of a worker is prevented from contacting the sulfuric acid liquid due to manual cleaning;
3. the side plate is driven to move horizontally, the material frame and the two spot welding pieces move synchronously, and along with the movement of the two spot welding pieces, the spot welding head of the spot welding machine body is in contact with a gap between the two spot welding pieces by opening the spot welding machine body, and single-side spot welding of the two spot welding pieces is completed, so that single-side spot welding of the two spot welding pieces is conveniently realized, compared with the traditional technology, feeding is realized by manually pushing the spot welding pieces, and the spot welding effect is effectively improved;
4. through making first pivot pole rotate, first pivot pole makes the material frame rotate, and two spot welding spare in the material frame follow the upset, close first motor again after the lower surface of two spot welding spare is vertical upwards to convenient realization the upset of two spot welding spare, and then the effectual convenience that has improved two-sided spot welding of spot welding spare.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic view of the overall structure of the present invention.
FIG. 2 is another overall structure diagram of the present invention.
FIG. 3 is an enlarged view of portion A of FIG. 2 according to the present invention.
FIG. 4 is an enlarged view of the portion B of FIG. 2 according to the present invention.
FIG. 5 is a schematic view of the connection structure of the mobile cleaning mechanism of the present invention.
FIG. 6 is a schematic view of the connection between the frame and the clamping mechanism and the turnover assembly of the present invention.
FIG. 7 is an enlarged view of the portion C of FIG. 6 according to the present invention.
Fig. 8 is a schematic view of the connection of the clamping mechanism and the spot-welded part according to the invention.
FIG. 9 is a block diagram of a system according to the present invention.
In the figure: 1. spot welding a platform; 11. a spot welder body; 12. an electric telescopic rod; 13. cleaning the sponge; 14. supporting legs; 15. a reinforcing bar; 16. material frame; 17. spot welding parts; 18. a chute; 19. a slider; 2. a clamping mechanism; 21. a clamping sleeve; 22. a non-slip mat; 23. a first guide groove; 24. a first guide block; 25. a first connecting rod; 26. a double-ended screw; 27. a handle; 3. a turnover assembly; 31. a side plate; 32. a first rotating lever; 33. a first motor; 34. a first fixed block; 4. a mobile cleaning mechanism; 41. a frame; 42. a second guide groove; 43. a second guide block; 44. a movable seat; 45. a second connecting rod; 46. a U-shaped seat; 47. a rotating shaft; 48. connecting sleeves; 49. a push rod; 5. a second rotating lever; 51. a first support plate; 52. rotating the disc; 53. a synchronization lever; 54. a first gear; 55. a second motor; 56. a second fixed block; 57. a third rotating rod; 58. a sector gear; 6. a feeding mechanism; 61. a toothed plate; 62. a first drive lever; 63. a second support plate; 64. a drive gear; 65. a second transmission rod; 66. a third support plate; 67. a synchronizing wheel; 68. a synchronous belt; 69. a second gear; 7. a third transmission rod; 71. a third gear; 100. an ultrasonic probe module; 200. a visual recognition module; 210. a quality detection database module; 220. an automatic analysis module; 300. an imaging reporting module.
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.
Example (b): as shown in fig. 1-9, the invention provides an automatic spot welding device based on visual identification, which comprises a spot welding table 1 and two spot welding pieces 17, wherein a spot welding machine body 11 is fixedly arranged on the upper surface of the spot welding table 1, an electric telescopic rod 12 is arranged on one surface of the spot welding table 1 close to the spot welding machine body 11, a cleaning sponge 13 is fixedly arranged on a piston end of the electric telescopic rod 12, the electric telescopic rod 12 can lift the cleaning sponge 13 vertically by opening the electric telescopic rod 12, when the lower surface of the cleaning sponge 13 contacts with a gap between the two spot welding pieces 17, the cleaning sponge 13 can clean sulfuric acid liquid between the two spot welding pieces 17, a material frame 16 is arranged on one surface of the spot welding table 1 close to the spot welding machine body 11, a sliding groove 18 is arranged on one surface of the spot welding table 1 close to the spot welding machine body 11, a sliding block 19 is connected to the inner wall of the sliding groove 18 in a sliding manner, and the sliding block 19 can slide along the horizontal direction of the inner wall of the sliding groove 18, the material frame 16 is internally provided with a clamping mechanism 2 for clamping and fixing two spot welding pieces 17, the two spot welding pieces 17 are placed in the material frame 16, the clamping mechanism 2 can clamp the two spot welding pieces 17 and enable the opposite sides of the two spot welding pieces 17 to be tightly attached, one side, close to the spot welding machine body 11, of the spot welding table 1 is provided with a turning assembly 3, the turning assembly 3 can conveniently realize turning of the two spot welding pieces 17, so that double-side spot welding operation of the two spot welding pieces 17 is facilitated, the surface of the spot welding table 1 is respectively provided with a movable cleaning mechanism 4 and a feeding mechanism 6, the movable cleaning mechanism 4 can conveniently realize cleaning of sulfuric acid liquid at the gap between the two spot welding pieces 17 through a cleaning sponge 13 by moving the movable cleaning mechanism 4, the feeding mechanism 6 can conveniently realize horizontal movement of the two clamped spot welding pieces 17, so that the spot welding operation of the gap between the two spot welding pieces 17 can be conveniently carried out by the spot welding machine body 11, thereby improving the convenience of spot welding operation and the effect of spot welding.
Through adopting above-mentioned technical scheme, through placing two spot welding spare 17 in material frame 16, fixture 2 presss from both sides two spot welding spare 17 tightly, and make the opposite side of two spot welding spare 17 closely laminate, through upset subassembly 3, upset subassembly 3 is convenient for realize the upset of two spot welding spare 17, thereby be convenient for two-sided spot welding operation of spot welding spare 17, through removing cleaning mechanism 4, remove cleaning mechanism 4 and realize the clearance of two spot welding spare 17 gap department sulfuric acid solution through clean sponge 13, through feed mechanism 6, feed mechanism 6 is convenient for realize the horizontal migration of two spot welding spare 17 that are pressed from both sides tightly, thereby be convenient for spot welder body 11 carries out spot welding operation to the gap department between two spot welding spare 17, thereby improve spot welding operation's convenience, and the effect of spot welding.
One side fixed mounting that spot welder body 11 was kept away from to spot welding platform 1 has evenly distributed's supporting leg 14, and equal fixed mounting has stiffener 15 between two adjacent supporting legs 14, and through setting up supporting leg 14 and stiffener 15, supporting leg 14 and stiffener 15 can improve the stability of spot welding platform 1.
Through adopting above-mentioned technical scheme, through setting up supporting leg 14 and stiffener 15, supporting leg 14 and stiffener 15 improve the stability of spot welding platform 1.
The clamping mechanism 2 comprises four clamping sleeves 21, two first guide grooves 23 are formed in the inner wall of the material frame 16, two first guide blocks 24 are connected to the inner walls of the two first guide grooves 23 in a sliding mode, the first guide blocks 24 can slide along the horizontal direction of the inner wall of the first guide grooves 23, a first connecting rod 25 is fixedly mounted on one side of each first guide block 24, one end, far away from the first guide block 24, of each first connecting rod 25 is fixedly connected with the outer wall of the clamping sleeve 21, the first guide blocks 24 enable the clamping sleeves 21 to move horizontally through the first connecting rods 25, the clamping sleeves 21 can clamp the spot welding parts 17 tightly, two double-headed screws 26 are rotatably mounted on one side of the material frame 16, the double-headed screws 26 penetrate through the first guide grooves 23 and are rotatably connected with the threads of the two first guide blocks 24, and can drive the two first guide blocks 24 to slide oppositely or oppositely by enabling the double-headed screws 26 to rotate.
Through adopting above-mentioned technical scheme, through making double threaded screw 26 rotate, double threaded screw 26 drives two first guide blocks 24 and slides in opposite directions or dorsad, and first guide block 24 makes centre gripping cover 21 horizontal direction remove through first connecting rod 25, and centre gripping cover 21 can be with the centre gripping of spot welding spare 17 to make the opposite side of two spot welding spare 17 closely laminate.
The inner wall fixed mounting of centre gripping cover 21 has slipmat 22, and the inner wall of slipmat 22 and the surface movable contact of spot weldment 17, centre gripping cover 21 can press from both sides spot weldment 17 through slipmat 22 tightly, and simultaneously, slipmat 22 can improve the stability of the spot weldment 17 after pressing from both sides tightly, and the equal fixed mounting in one end of two double threaded screw 26 has handle 27, and through knob handle 27, handle 27 can make double threaded screw 26 rotate.
By adopting the technical scheme, the knob handle 27 is used, the handle 27 enables the double-threaded screw 26 to rotate, the clamping sleeve 21 clamps the spot welding piece 17 through the anti-skid pad 22, and meanwhile, the anti-skid pad 22 improves the stability of the spot welding piece 17 after being clamped.
The turnover assembly 3 comprises two side plates 31, the upper surface of a sliding block 19 is fixedly connected with the lower surfaces of the two side plates 31, the sliding block 19 can enable the side plates 31 to horizontally move, the opposite sides of the two side plates 31 are respectively provided with a first rotating rod 32 in a rotating mode, one end, far away from the side plates 31, of each first rotating rod 32 is fixedly connected with the outer wall of the material frame 16, each first rotating rod 32 can enable the material frame 16 to rotate, so that the spot welding piece 17 in the material frame 16 can turn over, one side of one side plate 31 is fixedly provided with a first motor 33, the driving output end of each first motor 33 is fixedly connected with one end of each first rotating rod 32, the first rotating rods 32 can rotate through the driving shafts of the first motors 33, the outer wall of each first motor 33 is fixedly connected with a first fixing block 34, one side of each first fixing block 34 is fixedly connected with one side of one side plate 31, each first fixing block 34 can support the first motors 33, and stability of the first motors 33 is improved.
Through adopting above-mentioned technical scheme, through setting up first fixed block 34, first fixed block 34 supports first motor 33, improves first motor 33's stability, and through opening first motor 33, first motor 33's drive shaft makes first rotating rod 32 rotate, and first rotating rod 32 makes the material frame 16 rotate to make the upset of spot welding spare 17 in the material frame 16.
The movable cleaning mechanism 4 comprises a frame 41, one end of the electric telescopic rod 12 far away from the cleaning sponge 13 is fixedly connected with the inner wall of the frame 41, the frame 41 can enable the cleaning sponge 13 to move horizontally through the electric telescopic rod 12, one side of the spot welding table 1 close to the spot welding machine body 11 is provided with two second guide grooves 42, the inner walls of the two second guide grooves 42 are respectively connected with a second guide block 43 in a sliding manner, the second guide blocks 43 can slide along the horizontal direction of the inner wall of the second guide grooves 42, the upper surfaces of the two second guide blocks 43 are fixedly provided with a movable seat 44, one end of the frame 41 far away from the electric telescopic rod 12 is fixedly connected with the upper surface of the movable seat 44, the second guide blocks 43 can enable the movable seat 44 and the frame 41 to move horizontally, one side of the movable seat 44 is fixedly provided with a second connecting rod 45, one end of the second connecting rod 45 far away from the movable seat 44 is fixedly provided with a U-shaped seat 46, the inner wall of the U-shaped seat 46 is rotatably provided with a rotating shaft 47, a connecting sleeve 48 is fixedly arranged on the outer wall of the rotating shaft 47, a push rod 49 is fixedly arranged on the outer wall of the connecting sleeve 48, when the push rod 49 works, the push rod 49 can enable the moving seat 44 to move horizontally through the connecting sleeve 48, the rotating shaft 47, the U-shaped seat 46 and the second connecting rod 45, one surface, close to the spot welding machine body 11, of the spot welding table 1 is provided with a second rotating rod 5, one end of the second rotating rod 5 is fixedly provided with a rotating disc 52, one side, far away from the second rotating rod 5, of the rotating disc 52 is fixedly provided with a synchronizing rod 53, the second rotating rod 5 can enable the synchronizing rod 53 to rotate by taking the axis of the rotating disc 52 as the circle center through the rotating disc 52, one end, far away from the rotating disc 52, of the synchronizing rod 53 is rotatably connected with one end of the push rod 49, the synchronizing rod 53 can enable the push rod 49 to work in a reciprocating manner, and one end, far away from the rotating disc 52, of the second rotating rod 5, is fixedly provided with a first gear 54, the first gear 54 can make the second dwang 5 rotate, one side of the spot welding table 1 is fixedly provided with the second motor 55, the drive output end fixed mounting of the second motor 55 has the third dwang 57, through opening the second motor 55, the drive shaft of the second motor 55 can make the third dwang 57 rotate, one end fixed mounting that the second motor 55 is kept away from to the third dwang 57 has the sector gear 58, the third dwang 57 can make the sector gear 58 rotate, the sector gear 58 is meshed with the first gear 54 and is connected, the sector gear 58 can drive the intermittent rotation of the first gear 54.
By adopting the above technical scheme, by turning on the second motor 55, the driving shaft of the second motor 55 rotates the third rotating rod 57, the third rotating rod 57 rotates the sector gear 58, the sector gear 58 drives the first gear 54 to intermittently rotate, the first gear 54 rotates the second rotating rod 5, the second rotating rod 5 rotates the synchronizing rod 53 through the rotating disc 52 with the axis of the rotating disc 52 as the center of circle, the synchronizing rod 53 reciprocates the push rod 49, the push rod 49 reciprocates the moving seat 44 horizontally through the connecting sleeve 48, the rotating shaft 47, the U-shaped seat 46 and the second connecting rod 45, the moving seat 44 reciprocates the cleaning sponge 13 horizontally through the frame 41 and the electric telescopic rod 12, and the sulfuric acid solution in the gap between the two spot welding parts 17 is cleaned when the cleaning sponge 13 reciprocates horizontally.
One side fixed mounting that spot welding platform 1 is close to spot welder body 11 has first backup pad 51, second dwang 5 runs through first backup pad 51 and rotates with first backup pad 51 to be connected, first backup pad 51 can support second dwang 5, the outer wall fixedly connected with second fixed block 56 of second motor 55, one side fixed connection of one side of second fixed block 56 and spot welding platform 1, second fixed block 56 can support second motor 55, improve second motor 55's stability.
Through adopting above-mentioned technical scheme, through setting up first backup pad 51, first backup pad 51 supports second dwang 5, and through setting up second fixed block 56, second fixed block 56 supports second motor 55, improves second motor 55's stability.
The feeding mechanism 6 comprises a toothed plate 61, one side of the toothed plate 61 is fixedly connected with one side of one side plate 31, the toothed plate 61 can enable the side plate 31 to move in the horizontal direction, one surface, close to the spot welding machine body 11, of the spot welding table 1 is provided with a first transmission rod 62, one end of the first transmission rod 62 is fixedly provided with a driving gear 64, the first transmission rod 62 can enable the driving gear 64 to rotate, the driving gear 64 is meshed with the toothed plate 61 and can drive the toothed plate 61 to move in the horizontal direction, one side of the spot welding table 1 is provided with a second transmission rod 65, one ends of the second transmission rod 65 and the first transmission rod 62 are both fixedly provided with synchronizing wheels 67, a synchronous belt 68 is in transmission connection between the two synchronizing wheels 67, the second transmission rod 65 can enable the first transmission rod 62 to synchronously rotate through the two synchronizing wheels 67 and the synchronous belt 68, one end, far away from the synchronizing wheel 67, of the second transmission rod 65 is fixedly provided with a second gear 69, the second gear 69 can enable the second transmission rod 65 to rotate, one side of the spot welding table 1 is provided with a third transmission rod 7, one end of the third transmission rod 7 is fixedly provided with a third gear 71, the third gear 71 is meshed with a third gear 69, and can drive the third gear 71, and a third gear 71 are separated from the third gear 58, and can drive the third gear 71, and separated from the third gear 58, and can drive the third gear 71, and separated from the third gear 58, and separated from the third gear 71.
By adopting the above technical scheme, after the sector gear 58 is separated from the first gear 54, the sector gear 58 is meshed with the third gear 71, the sector gear 58 drives the third gear 71 to intermittently rotate, the third gear 71 drives the second gear 69 to rotate, the second gear 69 enables the second transmission rod 65 to rotate, the second transmission rod 65 enables the first transmission rod 62 to synchronously rotate through the two synchronizing wheels 67 and the synchronous belt 68, the first transmission rod 62 enables the driving gear 64 to rotate, the driving gear 64 drives the toothed plate 61 to horizontally move, and the toothed plate 61 enables the side plate 31 to horizontally move.
One side fixed mounting that spot welding platform 1 is close to spot welder body 11 has second backup pad 63, first transfer line 62 runs through second backup pad 63 and rotates with second backup pad 63 to be connected, second backup pad 63 can support first transfer line 62, one side fixed mounting of spot welding platform 1 has third backup pad 66, second transfer line 65 runs through third backup pad 66 and rotates with third backup pad 66 to be connected, the one end of third transfer line 7 and one side of third backup pad 66 rotate to be connected, third backup pad 66 can support second transfer line 65 and third transfer line 7.
By adopting the above technical solution, the second support plate 63 supports the first transmission rod 62 by providing the second support plate 63, and the third support plate 66 supports the second transmission rod 65 and the third transmission rod 7 by providing the third support plate 66.
A spot welding quality detection system based on visual recognition, which adopts the automatic spot welding device based on visual recognition as claimed in claim 1, and comprises an ultrasonic probe module 100, wherein the ultrasonic probe module 100 is connected with a visual recognition module 200 in a terminal manner, the visual recognition module 200 is connected with a quality detection database module 210 and an automatic analysis module 220 in a terminal manner, and the visual recognition module 200 is connected with an imaging report module 300 in a terminal manner.
By adopting the technical scheme, when the welding points of the two welded spot welding parts 17 need to be detected, the ultrasonic probe module 100 acquires the welding process at the gap between the two spot welding parts 17 and acquires the ultrasonic signals of the welding points, the visual recognition module 200 detects the parameters of the spot welding process in the database module 210 by comparing the welding parameters and forms numerical values, the automatic analysis module 220 performs automatic analysis on the formed numerical values, and the imaging report module 300 generates two-dimensional pictures and forms reports of the welding points.
The working principle is as follows: when two spot welding pieces 17 need to be spot welded, a worker firstly places two spot welding pieces 17 to be spot welded in a material frame 16, opposite sides of the two spot welding pieces 17 are in contact with each other, then turns the two handles 27 respectively, the two handles 27 enable the two double-headed screws 26 to rotate, the two double-headed screws 26 rotate and enable the two adjacent first guide blocks 24 to slide oppositely along the inner walls of the corresponding first guide grooves 23, at the moment, the four first guide blocks 24 enable the four clamping sleeves 21 to move synchronously through the four first connecting rods 25, and the two handles 27 are turned off until the four clamping sleeves 21 clamp the two spot welding pieces 17 and the opposite sides of the two spot welding pieces 17 are tightly attached to each other, so that clamping of the two spot welding pieces 17 and tight attachment of the opposite sides are conveniently realized, the convenience of spot welding operation is effectively improved, and meanwhile, the effect of the two spot welding pieces 17 after spot welding is effectively improved;
then, manually spraying sulfuric acid liquid for cleaning the spot welding parts 17 at the gap between the two spot welding parts 17 by a worker, then opening the electric telescopic rod 12 to extend the piston end of the electric telescopic rod 12, enabling the cleaning sponge 13 to vertically move downwards by the piston end of the electric telescopic rod 12, and closing the electric telescopic rod 12 after the lower surface of the cleaning sponge 13 is contacted with the gap between the two spot welding parts 17;
then, by turning on the second motor 55, the third rotating rod 57 is rotated by the driving shaft of the second motor 55, the sector gear 58 is rotated by the third rotating rod 57, the first gear 54 is driven by the sector gear 58 to rotate, the second rotating rod 5 is driven by the first gear 54 to rotate, the synchronizing rod 53 is driven by the second rotating rod 5 through the rotating disc 52 to rotate around the axis of the rotating disc 52, the push rod 49 is driven by the synchronizing rod 53 to perform reciprocating operation, the push rod 49 drives the moving seat 44 to perform reciprocating horizontal movement through the connecting sleeve 48, the rotating shaft 47, the U-shaped seat 46 and the second connecting rod 45, the moving seat 44 drives the cleaning sponge 13 to perform reciprocating horizontal movement through the rack 41 and the electric telescopic rod 12, the cleaning sponge 13 performs reciprocating horizontal movement and cleans sulfuric acid solution in a gap between two spot welding pieces 17, so that cleaning of sulfuric acid solution in the gap between the two spot welding pieces 17 is conveniently realized, convenience in cleaning of the sulfuric acid solution is effectively improved, and meanwhile, the hand of a worker is prevented from contacting the sulfuric acid solution due to manual cleaning;
after the sector gear 58 is separated from the first gear 54, the sector gear 58 is meshed with the third gear 71, meanwhile, the electric telescopic rod 12 is started again, the piston end of the electric telescopic rod 12 is contracted, the cleaning sponge 13 is lifted to the initial height, the sector gear 58 drives the third gear 71 to rotate along with the meshing of the sector gear 58 and the third gear 71, the third gear 71 drives the second gear 69 to rotate, the second gear 69 drives the second transmission rod 65 to rotate, the second transmission rod 65 drives the first transmission rod 62 to synchronously rotate through the two synchronizing wheels 67 and the synchronous belt 68, the first transmission rod 62 drives the driving gear 64 to rotate, the driving gear 64 drives the toothed plate 61 to move horizontally, the toothed plate 61 moves the corresponding one side plate 31 horizontally, at the moment, the two side plates 31, the material frame 16 and the two spot welding pieces 17 in the material frame 16 synchronously and horizontally move, during the period, a worker starts the spot welding machine body 11, the spot welding head of the spot welding machine body 11 is in contact with the spot welding position between the two spot welding pieces 17, and completes the comparison of the two spot welding pieces 17, so that the two spot welding pieces are conveniently realized, and the spot welding pieces are effectively spot welding by the spot welding technology, and the spot welding of a single-side is promoted spot welding work;
when needs carry out spot welding to two another sides of spot welding 17, the staff makes a first rotation pole 32 that corresponds rotate through opening first motor 33, and two first rotation poles 32 make material frame 16 rotate this moment, and two spot welding 17 in the material frame 16 follow the upset, and first motor 33 is closed again after the lower surface of two spot welding 17 is vertical up to this moment to convenient realization two upset of spot welding 17, and then the effectual convenience that has improved two spot welding 17 two-sided spot welding.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (10)
1. An automatic spot welding device based on visual identification comprises a spot welding table (1) and two spot welding pieces (17), and is characterized in that: the spot welding machine comprises a spot welding table (1), wherein a spot welding machine body (11) is fixedly mounted on the upper surface of the spot welding table (1), an electric telescopic rod (12) is arranged on one side, close to the spot welding machine body (11), of the spot welding table (1), a cleaning sponge (13) is fixedly mounted on a piston end of the electric telescopic rod (12), a material frame (16) is arranged on one side, close to the spot welding machine body (11), of the spot welding table (1), a sliding groove (18) is formed in one side, close to the spot welding machine body (11), of the spot welding table (1), a sliding block (19) is connected to the inner wall of the sliding groove (18) in a sliding mode, a clamping mechanism (2) used for clamping and fixing two spot welding pieces (17) is arranged in the material frame (16), an overturning assembly (3) is arranged on one side, close to the spot welding machine body (11), of the spot welding table (1), and a moving cleaning mechanism (4) and a feeding mechanism (6) are arranged on the surface of the spot welding table (1) respectively.
2. The automatic spot welding device based on the visual identification is characterized in that supporting legs (14) which are uniformly distributed are fixedly installed on one surface, away from a spot welding machine body (11), of the spot welding table (1), and reinforcing rods (15) are fixedly installed between every two adjacent supporting legs (14).
3. The automatic spot welding device based on the visual identification is characterized in that the clamping mechanism (2) comprises four clamping sleeves (21), two first guide grooves (23) are formed in the inner wall of the material frame (16), two first guide blocks (24) are connected to the inner wall of the two first guide grooves (23) in a sliding mode, a first connecting rod (25) is fixedly installed on one side of each first guide block (24), one end, far away from the first guide block (24), of each first connecting rod (25) is fixedly connected with the outer wall of each clamping sleeve (21), two double-threaded screws (26) are rotatably installed on one side of the material frame (16), and each double-threaded screw (26) penetrates through the corresponding first guide groove (23) and is in threaded connection with the corresponding two first guide blocks (24).
4. The vision recognition-based stitch welding device according to claim 3, wherein a non-slip mat (22) is fixedly mounted on the inner wall of the clamping sleeve (21), the inner wall of the non-slip mat (22) is in movable contact with the surface of the spot-welded part (17), and a handle (27) is fixedly mounted on one end of each of the two double-threaded screws (26).
5. The automatic spot welding device based on the visual identification is characterized in that the overturning assembly (3) comprises two side plates (31), the upper surface of the sliding block (19) is fixedly connected with the lower surfaces of the two side plates (31), a first rotating rod (32) is rotatably mounted on the opposite sides of the two side plates (31), one end, far away from the side plates (31), of the first rotating rod (32) is fixedly connected with the outer wall of the material frame (16), a first motor (33) is fixedly arranged on one side of one side plate (31), the driving output end of the first motor (33) is fixedly connected with one end of the first rotating rod (32), a first fixing block (34) is fixedly connected with the outer wall of the first motor (33), and one side of the first fixing block (34) is fixedly connected with one side of one side plate (31).
6. The automatic spot welding device based on the visual identification is characterized in that the movable cleaning mechanism (4) comprises a rack (41), one end of the electric telescopic rod (12) far away from the cleaning sponge (13) is fixedly connected with the inner wall of the rack (41), one surface of the spot welding table (1) close to the spot welding machine body (11) is provided with two second guide grooves (42), two inner walls of the second guide grooves (42) are respectively and slidably connected with a second guide block (43), two upper surface fixing devices of the second guide blocks (43) are provided with movable seats (44), one end of the electric telescopic rod (12) far away from the rack (41) is fixedly connected with the upper surface of the movable seats (44), one side of the movable seats (44) is fixedly provided with a second connecting rod (45), one end of the second connecting rod (45) far away from the movable seats (44) is fixedly provided with a U-shaped seat (46), the inner wall of the U-shaped seat (46) is rotatably provided with a rotating shaft (47), the outer wall of the rotating shaft (47) is fixedly provided with a connecting sleeve (48), one end of the rotating rod (48) is fixedly provided with a push rod (5), and one end of the rotating table (5) close to the spot welding machine body (11) is provided with a second guide plate (5), one side fixed mounting that second dwang (5) was kept away from in rolling disc (52) has synchronizing bar (53), the one end of rolling disc (52) and the one end of push rod (49) are kept away from in synchronizing bar (53) rotate the connection, the one end fixed mounting that rolling disc (52) were kept away from in second dwang (5) has first gear (54), one side of spot-welding platform (1) is fixed and is equipped with second motor (55), the drive output end fixed mounting of second motor (55) has third dwang (57), the one end fixed mounting that second motor (55) were kept away from in third dwang (57) has sector gear (58), sector gear (58) and first gear (54) meshing connection.
7. The automatic spot welding device based on the visual recognition is characterized in that a first supporting plate (51) is fixedly installed on one surface, close to the spot welding machine body (11), of the spot welding table (1), the second rotating rod (5) penetrates through the first supporting plate (51) and is rotatably connected with the first supporting plate (51), a second fixing block (56) is fixedly connected to the outer wall of the second motor (55), and one side of the second fixing block (56) is fixedly connected with one side of the spot welding table (1).
8. The automatic spot welding device based on the visual identification is characterized in that the feeding mechanism (6) comprises a toothed plate (61), one side of the toothed plate (61) is fixedly connected with one side of one side plate (31), one side of the spot welding table (1) close to the spot welding machine body (11) is provided with a first transmission rod (62), one end of the first transmission rod (62) is fixedly provided with a driving gear (64), the driving gear (64) is meshed with the toothed plate (61) for connection, one side of the spot welding table (1) is provided with a second transmission rod (65), one ends of the second transmission rod (65) and the first transmission rod (62) are fixedly provided with a synchronizing wheel (67), a synchronous belt (68) is connected between the synchronizing wheels (67) in a transmission manner, one end of the second transmission rod (65) far away from the synchronizing wheel (67) is fixedly provided with a second gear (69), one side of the spot welding table (1) is provided with a third transmission rod (7), one end of the third transmission rod (7) is fixedly provided with a third gear (71), and the third gear (71) is meshed with the third gear (69).
9. The automatic spot welding device based on the visual recognition is characterized in that a second supporting plate (63) is fixedly installed on one surface, close to a spot welding machine body (11), of the spot welding table (1), the first transmission rod (62) penetrates through the second supporting plate (63) and is rotatably connected with the second supporting plate (63), a third supporting plate (66) is fixedly installed on one side of the spot welding table (1), the second transmission rod (65) penetrates through the third supporting plate (66) and is rotatably connected with the third supporting plate (66), and one end of the third transmission rod (7) is rotatably connected with one side of the third supporting plate (66).
10. A spot welding quality detection system based on visual identification, which adopts the automatic spot welding device based on visual identification of claim 1, and is characterized by comprising an ultrasonic probe module (100), wherein the ultrasonic probe module (100) is connected with a visual identification module (200) in a terminal mode, the visual identification module (200) is connected with a quality detection database module (210) and an automatic analysis module (220) in a terminal mode, and the visual identification module (200) is connected with an imaging report module (300) in a terminal mode.
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| CN202211382123.7A CN115740711A (en) | 2022-11-07 | 2022-11-07 | Automatic spot welding and spot welding quality detection system based on visual identification |
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