CN111085761A - Reinforcing rib plate welding device of bumper welding equipment - Google Patents
Reinforcing rib plate welding device of bumper welding equipment Download PDFInfo
- Publication number
- CN111085761A CN111085761A CN202010022495.3A CN202010022495A CN111085761A CN 111085761 A CN111085761 A CN 111085761A CN 202010022495 A CN202010022495 A CN 202010022495A CN 111085761 A CN111085761 A CN 111085761A
- Authority
- CN
- China
- Prior art keywords
- welding
- bumper
- reinforcing rib
- seat
- rib plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000003466 welding Methods 0.000 title claims abstract description 197
- 230000003014 reinforcing effect Effects 0.000 title claims abstract description 61
- 238000003825 pressing Methods 0.000 claims abstract description 43
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 24
- 229910052802 copper Inorganic materials 0.000 claims abstract description 24
- 239000010949 copper Substances 0.000 claims abstract description 24
- 239000000463 material Substances 0.000 claims abstract description 16
- 230000000712 assembly Effects 0.000 claims abstract description 11
- 238000000429 assembly Methods 0.000 claims abstract description 11
- 239000007789 gas Substances 0.000 claims description 9
- 239000011261 inert gas Substances 0.000 claims description 4
- 230000001681 protective effect Effects 0.000 claims description 4
- 239000003351 stiffener Substances 0.000 claims description 2
- 238000009434 installation Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 230000007306 turnover Effects 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 238000007664 blowing Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K11/00—Resistance welding; Severing by resistance heating
- B23K11/002—Resistance welding; Severing by resistance heating specially adapted for particular articles or work
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K11/00—Resistance welding; Severing by resistance heating
- B23K11/10—Spot welding; Stitch welding
- B23K11/11—Spot welding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K11/00—Resistance welding; Severing by resistance heating
- B23K11/36—Auxiliary equipment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
- B23K37/0443—Jigs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/006—Vehicles
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Automatic Assembly (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The invention relates to a reinforcing rib plate welding device of bumper welding equipment, which comprises a fixed butt-welding assembly and two groups of movable butt-welding assemblies, wherein the two groups of movable butt-welding assemblies are respectively and symmetrically arranged on two sides of the fixed butt-welding assembly; the fixed butt-welding assembly comprises a middle bracket, a welding copper electrode, a first air pipe and a first material placing nail; pressing plates are arranged on two sides of the top of the middle support, and the welding copper poles are fit in the pressing plates; the movable butt-welding assembly comprises a side bracket, a side shifting cylinder, a side shifting seat, a magnetic suction seat, a proximity sensor and a second material placing nail; the side shifting cylinder is horizontally arranged on the side bracket, and the side shifting seat is arranged on the telescopic end of the side shifting cylinder; the magnetic suction seat is fixedly arranged in the side shifting seat; the second material placing nail is arranged on the side bracket. The invention adopts butt welding mode, has high welding efficiency, simple positioning of the reinforcing rib plate and small impact force.
Description
Technical Field
The invention relates to the field of automobile accessory production, in particular to a reinforcing rib plate welding device of bumper welding equipment.
Background
The bumper can absorb and buffer external impact force, has a protective effect on the front part and the rear part of the automobile body, and is an important safety performance part of the automobile. Need assemble and welding in the automobile bumper production process, adopt anchor clamps to fix the bumper usually, current anchor clamps, fixed effect is poor, treats that welded bumper rocks easily in the use, influences welding precision and production efficiency.
The patent of a bumper welding tool is disclosed as CN 209363957U by the Chinese intellectual property office, and comprises a positioning pin, a bolt and a support body, wherein a shaft sleeve and a positioning block are arranged on the support body, a through hole is formed in the positioning block, a positioning hole and an insertion hole are formed in a workpiece, the positioning hole and the insertion hole correspond to the through hole and the shaft sleeve respectively, the positioning pin penetrates through the through hole and the positioning hole to realize positioning, and the bolt penetrates through the shaft sleeve and the insertion hole to realize fixing. The utility model provides a prior art need the problem of clamping many times, provide a bumper welding frock, a clamping can be realized.
The existing bumper welding equipment has the following problems: 1. the welding machine is only suitable for welding one workpiece, and is difficult to meet diversified bumper production; generally, only the bumper is limited and clamped, the welding positions of other welded parts need to be manually adjusted, the welding precision is not high, and automatic integrated welding is difficult to realize.
Disclosure of Invention
The purpose of the invention is: aiming at the problems of difficult welding, low welding precision and low fusion welding efficiency of the reinforcing rib plate in the prior art, the reinforcing rib plate welding device of the bumper welding equipment adopts a butt-welding mode, is high in welding efficiency, simple in positioning of the reinforcing rib plate and small in impact force.
For the purpose of the invention, the following technical scheme is adopted for realizing the purpose:
a reinforcing rib plate welding device of bumper welding equipment comprises two groups of fixed butt-welding assemblies and two groups of movable butt-welding assemblies, wherein the two groups of movable butt-welding assemblies are symmetrically arranged on two sides of each fixed butt-welding assembly; the fixed butt-welding assembly comprises a middle bracket, a welding copper electrode, a first air pipe and a first material placing nail; two sides of the top of the middle bracket are provided with pressing plates, the welding copper poles are fit in the pressing plates, and two copper poles are arranged on each side of the copper poles; the first material placing nail is arranged at the top of the middle bracket; the first air pipe is fixedly arranged on the middle bracket, the air outlet end of the first air pipe faces the welding copper electrode, and inert protective gas is arranged in the first air pipe; the movable butt-welding assembly comprises a side bracket, a side shifting cylinder, a side shifting seat, a magnetic suction seat, a proximity sensor and a second material placing nail; the side shifting cylinder is horizontally arranged on the side bracket, and the side shifting seat is arranged on the telescopic end of the side shifting cylinder; the magnetic suction seat is fixedly arranged in the side shifting seat; the magnetic suction seat is flush with the pressure plate; the second material placing nail is arranged on the side bracket.
Preferably, the magnetic suction seat is internally provided with a magnetic body, the side surface of the magnetic suction seat is provided with a U-shaped groove, and the reinforcing rib plate is just placed in the U-shaped groove.
Preferably, the side support is further provided with a second air pipe, and the air outlet end of the second air pipe is aligned with the magnetic suction seat.
Preferably, the proximity sensor is arranged at the top of the magnetic suction seat, and corresponds to the reinforcing rib plate to be welded.
Preferably, when the device acts, the bumper is placed on the fixed butt-welding assembly, the U-shaped reinforcing rib plates are placed in the magnetic suction seat to be sucked, the reinforcing rib plates are arranged on the movable butt-welding assemblies on two sides, the rear side of the movable butt-welding assembly extends through the air cylinder, the welding copper pole is opposite to the magnetic suction seat, the bumper and the reinforcing rib plates are clamped in the magnetic suction seat, inert gas is blown out of the first air pipe and the second air pipe, meanwhile, the welding copper pole discharges, and the reinforcing rib plates are welded on the bumper.
A bumper welding device comprises a rack, a rotating assembly, a middle positioning device, a reinforcing rib plate welding device, a connecting plate welding device, a hook positioning fixture device, a blanking device and a welding robot; the rotating assembly is arranged on the frame; the middle positioning device is arranged in the middle of the rotating assembly, the reinforcing rib plate welding devices are arranged on the rotating assembly, the reinforcing rib plate welding devices are positioned on two sides of the middle positioning device, and the connecting plate welding devices are arranged at two end parts of the rotating assembly; the hook positioning clamp device is arranged on the rotating assembly and is positioned on one side of the middle positioning device, and the blanking device is arranged on the other side of the middle positioning device; the welding robot is arranged on the frame; the reinforcing rib plate welding device adopts the technical scheme.
Preferably, the middle positioning device is used for supporting and centering a bumper to be welded, the reinforcing plate welding device of the bumper welding equipment is used for welding the reinforcing plate to the bumper, the connecting plate welding device is used for clamping and positioning the connecting plate and welding the connecting plate to the bumper, and the hook positioning fixture device is used for positioning and clamping a hook to be welded; the blanking device is used for lifting up the welded bumper, and the welding robot is used for welding the hook.
The invention has the beneficial effects that after the technical scheme is adopted:
the reinforcing rib plate welding device fixes the reinforcing rib plate by arranging the magnetic suction seat, and the reinforcing rib plate welding device keeps fixed during movement to prevent looseness; the magnetic suction seat is provided with a U-shaped groove, so that the reinforcing rib plate is convenient to position; both sides respectively set up a set of removal butt-joint subassembly, and the simultaneous working can effectively offset the impact force when contacting, avoids the work piece not hard up to appear, leads to welding failure.
Drawings
Fig. 1 is an exploded view of an embodiment of the present invention.
Fig. 2 is a structural view of each component of the bumper.
Fig. 3 is an exploded view of the intermediate positioning device.
Fig. 4 is an exploded view of a stiffener plate welding apparatus.
Fig. 5 is an exploded view of the connection plate welding apparatus.
Fig. 6 is an exploded view of the hook positioning jig device.
Fig. 7 is an exploded view of the blanking apparatus.
Detailed Description
As shown in fig. 1, a bumper welding device comprises a frame 1, a rotating assembly 2, a middle positioning device 3, a reinforcing rib plate welding device 4, a connecting plate welding device 6, a hook positioning fixture device 8, a blanking device 9 and a welding robot; the rotating assembly 2 is arranged on the frame 1; the middle positioning device 3 is arranged in the middle of the rotating assembly 2, the reinforcing rib plate welding devices 4 are arranged on the rotating assembly 2, the reinforcing rib plate welding devices 4 are positioned on two sides of the middle positioning device 3, and the connecting plate welding devices 6 are arranged at two end parts of the rotating assembly 2; the hook positioning clamp device 8 is arranged on the rotating assembly 2 and is positioned at the side of the middle positioning device 3, and the blanking device 9 is arranged at the other side of the middle positioning device 3; the welding robot is arranged on the frame 1.
The middle positioning device 3 is used for supporting and centering a bumper to be welded, the reinforcing rib plate welding device 4 is used for welding a reinforcing rib plate to the bumper, the connecting plate welding device 6 is used for clamping and positioning a connecting plate and welding the connecting plate to the bumper, and the hook positioning fixture device 8 is used for positioning and clamping a hook to be welded; the blanking device 9 is used for lifting up the welded bumper, and the welding robot is used for welding the hook. The reinforcing rib plate welding device 4 is the reinforcing rib plate welding device of the bumper welding equipment.
As shown in fig. 2, the bumper 100 is made by stamping a steel plate, a trailer hook 500 is firstly installed in the middle of the rear bumper 100 through a bolt before welding, a hook 200 needs to be welded in the middle, a U-shaped reinforcing rib plate 300 needs to be welded on the periphery of four connecting holes, and two connecting plates 400 are respectively needed to be welded at two ends of the bumper and are used for assembling parts such as a rear car lamp.
The rotating assembly 2 comprises a speed reducing motor, a machine table and a connecting seat, the speed reducing motor drives the machine table to rotate in the connecting seat, and the machine table is used for installing other devices.
As shown in fig. 3, the intermediate positioning device 3 includes a tow hook positioning member 31, a bumper positioning member 32 and a bumper support member 33; the tow hook positioning component 31 comprises a first support 311, a first cylinder 312 and a tow hook positioning seat 313, wherein the first cylinder 312 is installed on the rotating component 2 through the first support 311, the tow hook positioning seat 313 is installed at the telescopic end of the first cylinder 312, flanges are arranged on the periphery of the tow hook positioning seat 313, and a tow hook is just placed in the middle of the tow hook positioning seat 313; the bumper positioning assembly 32 comprises a second support 321, a second air cylinder 322 and a positioning pin 323; the second cylinder 322 is mounted on the rotating assembly 2 through a second support 321, the positioning pin 323 is mounted at the telescopic end of the second cylinder 322, and the top of the positioning pin 323 is tapered; the bumper support assembly 33 includes a third support 331, a third cylinder 332 and a support rod 333; the support rod 333 is installed at the telescopic end of the third cylinder 332, and an infrared sensor 334 is further arranged on the side of the support rod 333 and used for detecting whether the bumper is correctly placed.
When the middle positioning device 3 works, the first cylinder 312 drives the tow hook positioning seat 313 to rise by a certain height, the third cylinder 332 drives the supporting rod 333 to rise by a certain height to support the tow hook and the bumper respectively, and then the second cylinder 322 drives the positioning pin 323 to rise and extend into a round hole in the middle of the bumper to realize center positioning.
As shown in fig. 4, the reinforcing rib plate welding device of the bumper welding equipment comprises a fixed butt-welding assembly 41 and a movable butt-welding assembly 42, wherein two groups of movable butt-welding assemblies 42 are arranged and are respectively and symmetrically arranged on two sides of the fixed butt-welding assembly 41; the fixed butt-welding assembly 41 comprises a middle bracket 411, a welding copper electrode 412, a first air pipe 413 and a first material placing nail 414; two sides of the top of the middle bracket 411 are provided with pressing plates 415, the welding copper pole 412 is fit in the pressing plates 415, and two copper poles are arranged on each side of the copper pole 412; the first material placing nail 414 is arranged at the top of the middle bracket 411, and the height of the first material placing nail 414 can be adjusted; the first gas pipe 413 is fixedly arranged on the middle support 411, the gas outlet end of the first gas pipe 413 faces the welding copper electrode 412, and inert protective gas is arranged in the first gas pipe 413 to protect the welding position; the movable butt-welding assembly 42 comprises a side bracket 421, a side-moving cylinder 422, a side-moving seat 423, a magnetic seat 424, a proximity sensor 425 and a second material placing nail 426; the side shift cylinder 422 is horizontally arranged on the side bracket 421, and the side shift seat 423 is arranged on the telescopic end of the side shift cylinder 422; the magnetic suction seat 424 is fixedly arranged in the side shifting seat 423, a magnetic body is arranged in the magnetic suction seat 424, a U-shaped groove 4241 is formed in the side surface of the magnetic suction seat 424, and the reinforcing rib plate is just placed in the U-shaped groove 4241; the proximity sensor 425 is arranged at the top of the magnetic suction seat 424 and used for detecting whether the reinforcing rib plate is in place; the magnetic suction seat 424 is flush with the position of the pressing plate 415; the second material placing nail 426 is arranged on the side bracket 421 and is used for supporting a bumper; the side bracket 421 is further provided with a second air pipe 427, and an air outlet end of the second air pipe 427 is aligned with the magnetic suction seat 424.
When the reinforcing rib plate welding device of the bumper welding equipment works, firstly, a bumper is placed on the fixed butt-welding assembly 41, the U-shaped reinforcing rib plate is placed in the magnetic suction seat 424 to be sucked, the movable butt-welding assemblies 42 on two sides are provided with the reinforcing rib plate, then the cylinder 422 extends laterally to enable the welding copper pole 412 to be opposite to the magnetic suction seat 424, the bumper and the reinforcing rib plate are clamped in the magnetic suction seat 424, inert gas is blown out of the first air pipe 413 and the second air pipe 427, meanwhile, the welding copper pole 412 discharges, and the reinforcing rib plate is welded on the bumper.
A reinforcing rib plate welding device of bumper welding equipment solves the problems that reinforcing rib plates are difficult to clamp and position during welding and impact occurs during butt welding, and the reinforcing rib plates are fixed by arranging a magnetic suction seat 424 and are kept fixed during moving so as to prevent looseness; the magnetic suction seat 424 is provided with a U-shaped groove 4241, so that the reinforcing rib plate is convenient to position; a group of movable butt-welding assemblies 42 are arranged on two sides respectively and work simultaneously, impact force during contact can be effectively offset, and loosening of workpieces is avoided, so that welding failure is caused.
As shown in fig. 5, the web welding device 6 includes a web positioning assembly 61, a web clamping assembly 62, a first butt-welding assembly 63, and a second butt-welding assembly 64; the connecting plate positioning assembly 61 is positioned below the connecting plate clamping assembly 62, and the first butt-welding assembly 63 and the second butt-welding assembly 64 are respectively positioned on two sides; the connecting plate positioning assembly 61 is used for positioning a connecting plate, the connecting plate clamping assembly 62 is used for clamping the connecting plate, and the first butt-welding assembly 63 and the second butt-welding assembly 64 are used for welding the connecting plate from different positions.
The connecting plate positioning assembly 61 comprises a base 611, a lifting cylinder 612, a lifting plate 613, a placing rod 614 and a positioning nail 615; the lifting cylinder 612 is vertically arranged on the base 611, the lifting plate 613 is arranged on the telescopic end of the lifting cylinder 612, the placing rod 614 is fixedly arranged on the lifting plate 613, and the positioning nails 615 are arranged on two sides of the placing rod 614; the connecting plate clamping assembly 62 comprises a base 621, a clamping cylinder 622, a rotating rod 623 and pressing columns 624, wherein the lower end of the clamping cylinder 622 is rotatably connected to the base 621, the middle part of the rotating rod 623 is hinged to the base 621, one end part of the rotating rod 623 is connected with the telescopic end of the clamping cylinder 622, two pressing columns 624 are arranged on the lower end face of the other end of the rotating rod 623, circular counter bores are formed in the middle parts of the pressing columns 624, and the counter bores are matched with the positioning nails 615; a sensor is arranged on the side of the pressing column 624 through a connecting metal plate and used for detecting whether the connecting plate is in place; the first butt-welding assembly 63 comprises a mounting seat 631, a driving cylinder 632, a fixed welding block 633, a turnover block 634 and a movable welding block 635; the driving cylinder 632 is horizontally hinged on the mounting seat 631, the turning block 634 is hinged on the mounting seat 631, and the telescopic end of the driving cylinder 632 is hinged with one end of the turning block 634; the movable welding block 635 is fixedly arranged at the other end of the turnover block 634, the fixed welding block 633 is fixedly connected to the side of the mounting seat 631, and the fixed welding block 633 and the movable welding block 635 are in corresponding positions; an air pipe is arranged between the fixed welding block 633 and the movable welding block 635; the second butt-weld assembly 64 is similar in construction to the first butt-weld assembly 63.
When the connecting plate welding device 6 works, the lifting cylinder 612 descends, the connecting plate is placed on the positioning nails 615 on the placing rods 614 and then lifted again, and the circular holes in the connecting plate are matched with the positioning nails 615, so that the connecting plate is positioned; then die clamping cylinder 622 extension drives the dwang 623 and rotates, will compress tightly post 624 and compress tightly on the connecting plate, and then the work of driving actuating cylinder 632 of first butt-joint subassembly 63 is close to fixed welding block 633 with movable welding block 635, makes bumper and connecting plate laminate mutually, discharges through the welding block and realizes the butt-joint.
The connecting plate welding device 6 solves the problems that the welding precision of the connecting plate is not high, and the welding quality is influenced by the bending of the connecting plate; the connecting plate positioning assembly 61 is arranged to position the connecting plate, and the connecting plate clamping assembly 62 is used to clamp the connecting plate, so that the accurate position of the connecting plate can be kept, and subsequent welding is facilitated; the placing rod 614 can be lifted to generate sufficient space, so that the connecting plate can be placed conveniently; the first butt-welding assembly 63 and the second butt-welding assembly 64 are clamped through the rotatable turnover blocks, and a large enough clamping force is generated by utilizing a lever principle effect, so that the connecting plate and the bumper are fully attached, and the welding quality is improved.
As shown in fig. 6, the hook positioning jig device 8 includes a movable mounting frame 81, a movable cylinder 82, a pressing cylinder 83, a pressing clamp 84, a first pressing block 85, a second pressing block 86, a first positioning seat 87, a second positioning seat 88 and a photoelectric sensor 89; the movable mounting frame 81 is movably connected to the machine table through a sliding rail, the movable cylinder 82 is horizontally arranged on the machine table, and the telescopic end of the movable cylinder 82 is connected with the movable mounting frame 81; the upper end of the movable mounting rack 81 is provided with two convex blocks 811, and the first positioning seat 87 and the second positioning seat 88 are respectively installed on the two convex blocks 811; the first positioning seat 87 is F-shaped, the notch is used for placing a hook, the second positioning seat 88 is L-shaped, and the bent angle is used for placing the hook; the movable mounting rack 81 is also provided with an air blowing pipe 812, and the air blowing pipe 812 is positioned at the side of the second positioning seat 88 and corresponds to the welding part of the hook; the fixed end of the pressing cylinder 83 is hinged with the movable mounting frame 81, and the telescopic end of the pressing cylinder 83 is hinged with the end of the pressing clamp 84; the middle part of the pressing clamp 84 is hinged with the movable mounting frame 81; the first pressing block 85 and the second pressing block 86 are respectively installed on the lower end face of the pressing clamp 84, and an inclined surface is arranged on the lower end face of the first pressing block 85 and faces towards the folding angle of the first positioning seat 87; the lower end face of the second pressing block 86 is a horizontal end face; photoelectric sensor 89 pass through the fixed setting of connecting piece on removing mounting bracket 81, photoelectric sensor 89's tip is just right couple 200 for whether the detection couple targets in place.
When the hook positioning clamp device 8 works, firstly, a hook 200 is placed on the first positioning seat 87 and the second positioning seat 88, the photoelectric sensor 89 drives the pressing cylinder 83 to extend after detecting the extension of the pressing cylinder, the pressing clamp 84 rotates to enable the first pressing block 85 and the second pressing block 86 to descend, the hook 200 is pressed, firstly, the inclined surface of the first pressing block 85 presses the hook 200 to be close to the folding angle of the second positioning seat 88, and positioning and clamping in one dimension are realized; the second pressing block 86 presses the hook 200 downwards to realize the positioning and clamping of the other dimension; finally, the mobile cylinder 82 moves the mobile mounting 81 entirely laterally out, so that the hook 200 abuts against the bumper.
The hook positioning clamp device 8 solves the problems that a hook is difficult to clamp in welding, low in positioning precision and easy to slide; through arranging the first pressing block 85 and the second pressing block 86 to respectively correspond to the first positioning seat 87 and the second positioning seat 88, two parts are selected on the folded hook for positioning and clamping, so that the clamping of two dimensions is respectively realized, the clamping is more stable and reliable, the requirement on the flatness of the hook is not high, and the hook formed by bending can be better adapted; the hold-down clamp 84 can swing and is positioned on the side of the hook during loosening, so that the welded product can be conveniently discharged.
As shown in fig. 7, the blanking device 9 includes a blanking cylinder 91, a lifting frame 92 and a bent rod 93, the lifting frame 92 is installed on the telescopic end of the blanking cylinder 91, the bent rod 93 is fixedly arranged on the lifting frame 92, and the tail end of the bent rod 93 is provided with a standing part which is erected to prevent the bumper from sliding off.
The welding robot can realize six-degree-of-freedom movement, a welding gun is arranged at the tail end of the movement, and the welding gun can automatically realize welding rod feeding.
When the bumper welding equipment works, the bumper welding equipment is processed sequentially through the following steps:
(I) feeding a rear bumper: the rear bumper is placed on the middle positioning device 3, firstly, the first cylinder 312 drives the towing hook positioning seat 313 to rise by a certain height, the third cylinder 332 drives the supporting rod 333 to rise by a certain height to respectively support the towing hook and the bumper, and then the second cylinder 322 drives the positioning pin 323 to rise and extend into a round hole in the middle of the bumper to realize center positioning;
(II) welding reinforcing rib plates: firstly, a bumper is placed on a fixed butt-welding component 41, a U-shaped reinforcing rib plate is placed in a magnetic suction seat 424 to be sucked, reinforcing rib plates are arranged on movable butt-welding components 42 on two sides, a rear side moving cylinder 422 extends to enable a welding copper pole 412 to be opposite to the magnetic suction seat 424, the bumper and the reinforcing rib plate are clamped in the movable butt-welding components, inert gas is blown out of a first gas pipe 413 and a second gas pipe 427, and meanwhile, the welding copper pole 412 discharges electricity to weld the reinforcing rib plate on the bumper;
(III) welding a connecting plate: the lifting cylinder 612 descends, the connecting plate is placed on the positioning nails 615 on the placing rod 614 and then lifted again, and the circular holes in the connecting plate are matched with the positioning nails 615, so that the connecting plate is positioned; then die clamping cylinder 622 extension drives the dwang 623 and rotates, will compress tightly post 624 and compress tightly on the connecting plate, and then the work of driving actuating cylinder 632 of first butt-joint subassembly 63 is close to fixed welding block 633 with movable welding block 635, makes bumper and connecting plate laminate mutually, discharges through the welding block and realizes the butt-joint.
And (IV) hook welding: firstly, the hook 200 is placed on the first positioning seat 87 and the second positioning seat 88, the photoelectric sensor 89 drives the pressing cylinder 83 to extend after detecting the extension of the pressing cylinder, the pressing clamp 84 is rotated, the first pressing block 85 and the second pressing block 86 descend, the hook 200 is pressed, firstly, the inclined surface of the first pressing block 85 presses the hook 200 to be close to the folding angle of the second positioning seat 88, and positioning and clamping in one dimension are realized; the second pressing block 86 presses the hook 200 downwards to realize the positioning and clamping of the other dimension; finally, the movable mounting frame 81 is moved out in the whole side direction by the movable air cylinder 82, so that the hook 200 is attached to the bumper; then the welding robot carries out welding at the joint of the bumper and the hook
(V) product blanking: the blanking cylinder 91 drives the lifting frame 92 and the bent rod 93 to lift up, and the bent rod 93 lifts up the welded bumper to complete blanking.
Claims (6)
1. A reinforcing rib plate welding device of bumper welding equipment is characterized by comprising a fixed butt-welding assembly (41) and two groups of movable butt-welding assemblies (42), wherein the two groups of movable butt-welding assemblies (42) are respectively and symmetrically arranged on two sides of the fixed butt-welding assembly (41); the fixed butt-welding assembly (41) comprises a middle bracket (411), a welding copper pole (412), a first air pipe (413) and a first material placing nail (414); two pressing plates (415) are arranged on two sides of the top of the middle support (411), the welding copper electrode (412) is fit in the pressing plates (415), and two copper electrodes (412) are arranged on each side; the first material placing nail (414) is arranged at the top of the middle bracket (411); the first air pipe (413) is fixedly arranged on the middle support (411), the air outlet end of the first air pipe (413) faces to the welding copper electrode (412), and inert protective gas is arranged in the first air pipe (413); the movable butt-welding assembly (42) comprises a side bracket (421), a side shifting cylinder (422), a side shifting seat (423), a magnetic suction seat (424), a proximity sensor (425) and a second material placing nail (426); the side shift cylinder (422) is horizontally arranged on the side bracket (421), and the side shift seat (423) is arranged on the telescopic end of the side shift cylinder (422); the magnetic suction seat (424) is fixedly arranged in the side shift seat (423); the magnetic suction seat (424) is flush with the position of the pressing plate (415); the second material placing nail (426) is arranged on the side bracket (421).
2. A reinforcing rib plate welding device for bumper welding equipment according to claim 1, characterized in that a magnetic body is arranged inside the magnetic suction seat (424), a U-shaped groove (4241) is arranged on the side surface of the magnetic suction seat (424), and the reinforcing rib plate is just placed in the magnetic suction seat.
3. The rib plate welding device for the bumper welding equipment according to claim 1, wherein a second air pipe (427) is further arranged on the side support (421), and an air outlet end of the second air pipe (427) is aligned with the magnetic suction seat (424).
4. A web stiffener welding apparatus for a bumper welding installation according to claim 1 wherein the proximity sensor (425) is located at the top of the magnetic attraction seat (424), the proximity sensor (425) corresponding to the web to be welded.
5. A reinforcing rib plate welding device of bumper welding equipment according to claim 1, characterized in that when the device is operated, the bumper is placed on the fixed butt-welding component (41), the U-shaped reinforcing rib plate is placed in the magnetic suction seat (424) to be sucked, the reinforcing rib plates are arranged on the movable butt-welding components (42) on both sides, the rear side shift cylinder (422) extends to enable the welding copper pole (412) to be opposite to the magnetic suction seat (424), the bumper and the reinforcing rib plate are clamped in the movable butt-welding component, the first air pipe (413) and the second air pipe (427) blow out inert gas, the welding copper pole (412) discharges, and the reinforcing rib plate is welded on the bumper.
6. A bumper welding device is characterized by comprising a rack (1), a rotating assembly (2), a middle positioning device (3), a reinforcing rib plate welding device (4), a connecting plate welding device (6), a hook positioning fixture device (8), a blanking device (9) and a welding robot; the middle positioning device (3) is used for supporting and centering a bumper to be welded, the reinforcing rib plate welding device (4) is used for welding the reinforcing rib plate to the bumper, the connecting plate welding device (6) is used for clamping and positioning the connecting plate and welding the connecting plate to the bumper, and the hook positioning clamp device (8) is used for positioning and clamping a hook to be welded; the blanking device (9) is used for lifting the welded bumper, and the welding robot is used for welding the hook.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010022495.3A CN111085761B (en) | 2020-01-09 | 2020-01-09 | Reinforcing rib plate welding device of bumper welding equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010022495.3A CN111085761B (en) | 2020-01-09 | 2020-01-09 | Reinforcing rib plate welding device of bumper welding equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111085761A true CN111085761A (en) | 2020-05-01 |
| CN111085761B CN111085761B (en) | 2021-12-07 |
Family
ID=70398923
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010022495.3A Active CN111085761B (en) | 2020-01-09 | 2020-01-09 | Reinforcing rib plate welding device of bumper welding equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111085761B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113182749A (en) * | 2021-04-20 | 2021-07-30 | 重庆金丰机械有限公司 | Efficient forming device for trailer hook and machining process thereof |
| CN113751852A (en) * | 2021-10-12 | 2021-12-07 | 安徽理工大学 | Welding device for automobile door reinforcing plate |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003205801A (en) * | 2002-01-10 | 2003-07-22 | Toyota Auto Body Co Ltd | Tacking structure of vehicle bumper cover |
| CN202539838U (en) * | 2012-03-06 | 2012-11-21 | 柳州凌云汽车零部件有限公司 | Welding worktable for automobile bumper robot |
| CN102974969A (en) * | 2012-12-25 | 2013-03-20 | 上汽依维柯红岩商用车有限公司 | Welding clamp for heavy-duty vehicle bumper left or right section assembly |
| CN103447728A (en) * | 2013-08-20 | 2013-12-18 | 芜湖炬胜机电设备厂 | Motorcycle bumper welding positioning tool and positioning method thereof |
| CN206169477U (en) * | 2016-11-18 | 2017-05-17 | 唐山开元阻焊设备有限公司 | Efficient double -deck end awl multiple spot welding equipment |
| CN109290725A (en) * | 2018-11-07 | 2019-02-01 | 湖南华菱汽车有限公司 | Bumper welding fixture |
| CN208961354U (en) * | 2018-10-15 | 2019-06-11 | 上海夙臻机械制造有限公司 | A kind of welding tooling for processing bumper |
| CN110355577A (en) * | 2019-05-29 | 2019-10-22 | 广州广汽荻原模具冲压有限公司 | Automobile left front longitudinal beam flexible automatic production line |
-
2020
- 2020-01-09 CN CN202010022495.3A patent/CN111085761B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003205801A (en) * | 2002-01-10 | 2003-07-22 | Toyota Auto Body Co Ltd | Tacking structure of vehicle bumper cover |
| CN202539838U (en) * | 2012-03-06 | 2012-11-21 | 柳州凌云汽车零部件有限公司 | Welding worktable for automobile bumper robot |
| CN102974969A (en) * | 2012-12-25 | 2013-03-20 | 上汽依维柯红岩商用车有限公司 | Welding clamp for heavy-duty vehicle bumper left or right section assembly |
| CN103447728A (en) * | 2013-08-20 | 2013-12-18 | 芜湖炬胜机电设备厂 | Motorcycle bumper welding positioning tool and positioning method thereof |
| CN206169477U (en) * | 2016-11-18 | 2017-05-17 | 唐山开元阻焊设备有限公司 | Efficient double -deck end awl multiple spot welding equipment |
| CN208961354U (en) * | 2018-10-15 | 2019-06-11 | 上海夙臻机械制造有限公司 | A kind of welding tooling for processing bumper |
| CN109290725A (en) * | 2018-11-07 | 2019-02-01 | 湖南华菱汽车有限公司 | Bumper welding fixture |
| CN110355577A (en) * | 2019-05-29 | 2019-10-22 | 广州广汽荻原模具冲压有限公司 | Automobile left front longitudinal beam flexible automatic production line |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113182749A (en) * | 2021-04-20 | 2021-07-30 | 重庆金丰机械有限公司 | Efficient forming device for trailer hook and machining process thereof |
| CN113751852A (en) * | 2021-10-12 | 2021-12-07 | 安徽理工大学 | Welding device for automobile door reinforcing plate |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111085761B (en) | 2021-12-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111085761B (en) | Reinforcing rib plate welding device of bumper welding equipment | |
| CN108465967B (en) | Efficient production line for angle steel grid plate machining and working method thereof | |
| CN110091058B (en) | Laser welding device and method | |
| CN110900072B (en) | Positioning tool and welding equipment for left and right side plates of inflatable environment-friendly cabinet | |
| CN106670697B (en) | Full-automatic superconductor micro-welding equipment | |
| CN111085762A (en) | Automatic welding equipment and welding method for bumper | |
| CN111085817A (en) | Bumper welding equipment's couple positioning fixture | |
| CN111085763A (en) | Connecting plate welding device of bumper welding equipment | |
| CN216326372U (en) | Assembling device for screw for hoop | |
| CN111014918A (en) | Electric resistance welding mechanism for battery of floor sweeping robot | |
| CN115255740A (en) | High-efficient welding machine of panel beating machine case rack numerical control | |
| CN215200084U (en) | Bolt welding frock on compressor housing | |
| CN221936565U (en) | Special-shaped copper bar quick positioning mechanism | |
| CN220240478U (en) | Lower support plate welding fixture | |
| CN219695177U (en) | Clamp mechanism of automatic PCB circuit detection device | |
| CN220419365U (en) | Probe mechanism of automatic PCB circuit detection device | |
| CN215919394U (en) | Resistance spot welding electric control clamp switching trolley | |
| CN214770054U (en) | Welding fixture for instrument board beam metal plate support | |
| CN219649069U (en) | Welding positioning device for battery compartment | |
| CN220516640U (en) | Safety auxiliary clamp for assembling light truck chassis | |
| CN215616756U (en) | Positioning combined lifting feeder | |
| CN210703053U (en) | Adjustable automobile electric control flat spot welding mechanism | |
| CN220347547U (en) | Straight seam welding piano type compaction tool | |
| CN108747351B (en) | Street lamp assembly mechanism | |
| CN210475988U (en) | Spot welding and arc welding fixture positioning device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20211117 Address after: 224700 plant 10, zhizaogu, 5D, Zhongxin Road, Jiading Park, high tech Zone, Jianhu County, Yancheng City, Jiangsu Province Applicant after: Yancheng Hexin Intelligent Equipment Co.,Ltd. Address before: 315301 No.45, group 4, yizidi, zhoutangxi village, Zonghan street, Cixi City, Ningbo City, Zhejiang Province Applicant before: Wei Yuyan |
|
| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |