CN113118690A - Tailor welding processing technology for manufacturing aluminum alloy front and rear anti-collision beams of automobile body - Google Patents
Tailor welding processing technology for manufacturing aluminum alloy front and rear anti-collision beams of automobile body Download PDFInfo
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- CN113118690A CN113118690A CN202110412782.XA CN202110412782A CN113118690A CN 113118690 A CN113118690 A CN 113118690A CN 202110412782 A CN202110412782 A CN 202110412782A CN 113118690 A CN113118690 A CN 113118690A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/02—Carriages for supporting the welding or cutting element
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- 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
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- Body Structure For Vehicles (AREA)
Abstract
The invention provides a tailor welding process for manufacturing aluminum alloy front and rear anti-collision beams by an automobile body, which adopts the following equipment for welding, the device comprises a base, a fixing device and a welding device, wherein the lower end of the base is connected with the existing ground, the fixing device is arranged at the upper end of the base, the welding device is arranged above the fixing device, the device can support the bottom of the automobile body frame by arranging the bearing rod, then the first motor, the first threaded rod and the sliding block are mutually matched to enable the sliding block to drive the extrusion plates to linearly move in opposite directions, therefore, the function of fixing the automobile body frame by the extrusion plate can be realized, and the phenomenon that the automobile body slides and deviates in the process of welding the anti-collision beam to cause poor welding effect and even failure is avoided.
Description
Technical Field
The invention relates to the field of automobile parts, in particular to a tailor-welding processing technology for manufacturing aluminum alloy front and rear anti-collision beams of an automobile body.
Background
The anti-collision beam is a device for reducing the impact energy absorbed when a vehicle is collided, and consists of a main beam, an energy absorption box and a mounting plate connected with the vehicle, wherein the main beam and the energy absorption box can effectively absorb the impact energy when the vehicle is collided at low speed, the damage of the impact force to the longitudinal beam of the vehicle body is reduced as much as possible, and the protective effect of the anti-collision beam on the vehicle is exerted through the method, so the front and rear anti-collision beams mean a device for bearing the impact force for the first time by the vehicle, the anti-collision beam can effectively transmit the impact force from the left side (or the right side) to the right side (or the left side) of the vehicle body in high-speed offset collision, the whole vehicle body can absorb the impact energy as much as possible, the anti-collision beam can avoid the damage of the impact force to the front and rear longitudinal beams of the vehicle body when the vehicle is collided at low speed (generally below, in general, the front and rear aluminum alloy impact beams are usually installed on the automobile body frame by a tailor welding method, but the tailor welding processing equipment for the front and rear aluminum alloy impact beams manufactured by the existing automobile body often has the following problems in the process of tailor welding the front and rear aluminum alloy impact beams of the automobile:
1. in the process of welding the anti-collision beam in the prior art, the automobile body is easy to shake, so that the welding effect is poor or even fails, and the anti-collision beam and the frame of the automobile body cannot be quickly and accurately aligned, so that the welding efficiency is low;
2. the existing equipment cannot make timely corresponding adjustment according to the model of an automobile, the size of an anti-collision beam and the like, only can fix an automobile body frame of one model, and only can splice and weld the anti-collision beam of one specification, so that the practicability of the equipment is reduced.
Disclosure of Invention
In order to solve the problems, the invention provides a tailor-welding processing technology for manufacturing front and rear aluminum alloy anti-collision beams of an automobile body, which adopts the following equipment for welding processing, wherein the equipment comprises a base, a fixing device and a welding device, the lower end of the base is connected with the existing ground, the upper end of the base is provided with the fixing device, and the welding device is arranged above the fixing device.
The fixing device comprises a cross rod, bearing rods, a first threaded rod, a sliding block, an extrusion plate, a first motor, a fixing plate and a positioning alignment mechanism, the cross rod is symmetrically arranged at the upper end of a base in the left-right direction, the bearing rods are symmetrically arranged at the front and the back of the inner side ends of the left and the right opposite cross rods, the first threaded rod is arranged between the front and the back opposite bearing rods, the left and the right ends of the first threaded rod are rotatably connected with the cross rod, the right end of the first threaded rod penetrates through the cross rod and is provided with the first motor, the lower end of the first motor is provided with the fixing plate, the left end of the fixing plate is connected with the cross rod, the sliding block is symmetrically connected with the outer wall of the first threaded rod in the left-right direction in a threaded matching mode, the extrusion plate is arranged at the upper end of the sliding block, the front end and the back end of, can play the effect of support to automobile body frame's bottom, then it is rotatory to drive a threaded rod through a motor, a threaded rod drives two sliders and is sharp relative motion, the slider drives the stripper plate and is synchronous linear motion, thereby can realize that the stripper plate carries out the function fixed to automobile body frame, so that automobile body takes place to slide and the skew and lead to welding failure carrying out crashproof roof beam welded in-process, automobile body frame fixes the back, accessible location alignment mechanism realizes the quick accurate counterpoint between crashproof roof beam and the automobile body, in order to improve welding efficiency.
The welding device comprises a supporting plate, a second threaded rod, a sliding seat, an air cylinder, a welding head, a second motor and a motor seat, wherein the supporting plate is symmetrically arranged at the upper end of the base in the left-right direction, the supporting plate is symmetrically arranged in the front-back direction, the supporting plate is positioned at the outer side of the cross rod, the second threaded rod is rotatably connected between the inner side ends of the left supporting plate and the right supporting plate which are opposite in the left-right direction, the right end of the second threaded rod penetrates through the supporting plate to the right side of the supporting plate, belt transmission is adopted between the front threaded rod and the rear threaded rod which are opposite in the front-back direction, the sliding seat is connected to the outer wall of the second threaded rod in a sliding fit mode, the air cylinder is installed at the lower end of the sliding seat, the welding head is installed at the lower end of the air cylinder, the second motor is installed at the, the slide drives cylinder and soldered connection and is synchronous linear motion to can realize carrying out the function adjusted to the position of soldered connection, with the welding scope of increase soldered connection, then drive the soldered connection through the cylinder and descend, can realize carrying out welded function between crashproof roof beam and the automobile body, and through setting up two soldered connections, can make this equipment simultaneously to front and back crashproof roof beam carry out the synchronous welding, and then improve the welding efficiency of this equipment.
The method for manufacturing the front and rear aluminum alloy anti-collision beams of the automobile body by adopting the equipment specifically comprises the following steps:
s1, equipment checking: before the equipment is started to carry out tailor welding processing on the front and rear anti-collision beams made of the aluminum alloy and manufactured by the automobile body, the running of the equipment is checked;
s2, fixing a vehicle body frame: manually placing the automobile body frame on the supporting rod, and then mutually matching the first motor, the first threaded rod, the sliding block and the extrusion plate to extrude the left side wall and the right side wall of the automobile body frame by the extrusion plate so as to fix the automobile body;
s3, fixing the anti-collision beam: after the vehicle body frame is fixed, the anti-collision beam is manually placed on the positioning alignment mechanism and fixed, and then the anti-collision beam is aligned with the vehicle body frame through the positioning alignment mechanism;
s4, welding: after the anti-collision beam is aligned with the vehicle body frame, the position of the butt joint is adjusted through the matching of the second motor, the second threaded rod and the sliding seat, and then the welding joint is driven to descend through the air cylinder to weld the anti-collision beam.
As a preferred technical scheme of the invention, the positioning and aligning mechanism comprises a rectangular plate, a rack, a positioning module, a first gear, a rotating shaft, a third motor, a second gear, a third gear, a fixed rod, an L-shaped rod, a rotating rod and a transverse plate, wherein the rectangular plate is arranged at the outer side end of the supporting rod which is right opposite from the front side to the rear side, a rectangular through groove is formed in one end, away from the supporting rod, of the rectangular plate, the rack is connected in the rectangular through groove in a sliding fit mode, the positioning module is arranged at the upper end of the rack, the lower end of the rack is meshed with the first gear, the front end of the first gear is provided with the rotating shaft, the right end of the rotating shaft at the front side of the supporting rod is provided with the third motor, the right end of the rotating shaft at the rear side of the supporting rod is provided with the second gear, the front end of the second gear is meshed with the third gear, the right end of the second gear and the right end of the third gear are both provided with a fixed rod through a pin shaft, the right end of the rectangular plate is provided with an L-shaped rod, the lower end of the L-shaped rod is connected with the base, the outer side end of the L-shaped rod which is opposite to the front end and the back end is provided with a transverse plate, the right end of the fixed rod and the right end of the third motor are both connected with the left end of the transverse plate, the anti-collision beam can be fixed through a positioning module, then the third motor drives a rotating shaft connected with the third motor to do clockwise rotation, the rotating shaft drives the first gear to do synchronous clockwise rotation, the rotating shaft drives the rotating rod to do synchronous clockwise rotation, the rotating rod drives the third gear to do synchronous clockwise rotation, the third gear drives the second gear to do anticlockwise rotation, the second gear drives the rotating shaft and the first gear to do synchronous anticlockwise rotation, so that the two, the rack drives the fixed module to move in opposite directions along a synchronous straight line, so that the function of automatic and rapid alignment between the anti-collision beam and the automobile body can be realized, the distance between the anti-collision beam and the automobile body can also be adjusted by controlling the movement distance of the rack, and the equipment can be used for welding the anti-collision beams on the automobile bodies with different lengths, so that the practicability of the equipment is improved.
As a preferred technical scheme of the invention, the positioning module comprises a fixed block, a third threaded rod, a movable plate, a square block and a limiting plate, the fixed block is arranged at the upper end of the rack, a through hole is arranged in the middle of the fixed block, the third threaded rod is rotationally connected with the through hole, belt transmission is respectively carried out between the third threaded rod and the first threaded rod on the right side of the supporting rod and between the third threaded rod which is right and left opposite, the movable plate is arranged at the left and right ends of the third threaded rod through a pin shaft, the square block is symmetrically connected with the outer wall of the third threaded rod in a left-right mode through a thread matching mode, the limiting plate is symmetrically arranged at the upper end of the square block in a left-right mode, the two ends of the anti-collision beam can be limited and fixed through the limiting plate, the square, so that this equipment is fixed the anticollision roof beam of different length, and then realize carrying out the function that the anticollision roof beam patched and welded to the automobile body of different models, and when a motor drove a threaded rod and rotate, can drive No. three threaded rods and carry out synchronous revolution to can carry out synchronous regulation to the distance between the stripper plate and the distance between the limiting plate, so that accurate counterpoint cooperation between anticollision roof beam and the automobile body.
According to the optimal technical scheme, springs are mounted at the inner side ends of the limiting plates which are right opposite to the left, limiting blocks are mounted at the ends, far away from the limiting plates, of the springs, and the equipment can be used for fixing anti-collision beams with different thicknesses through the cooperation between the springs and the limiting blocks, so that the equipment can be used for tailor-welding anti-collision beams with different thicknesses on automobiles of the same model.
According to a preferable technical scheme of the invention, through grooves are formed in the inner side ends of the left and right opposite extrusion plates, supporting rods are installed in the middle of the through grooves, the front ends and the rear ends of the extrusion plates are arc-shaped, sponge is installed on the supporting rods and the inner side ends of the extrusion plates, the extrusion plates are arranged into the same shape structures on two sides of the automobile body frame, the attaching degree between the extrusion plates and the automobile body frame can be improved, the two sides of the automobile body frame cannot be sealed, subsequent operation and processing are not influenced, and the deformation of the automobile body frame due to the overlarge extrusion pressure degree can be avoided through the sponge.
As a preferred technical scheme of the invention, the upper end of the base is provided with sliding grooves which are symmetrically arranged from front to back, the lower end of the movable plate is in sliding fit with the sliding grooves, and the movable plate can be more stable in the movement process by arranging the sliding grooves.
The invention has the beneficial effects that:
the automobile body frame fixing device has the advantages that the supporting rod is arranged, the bottom of an automobile body frame can be supported, then the sliding block drives the extrusion plates to linearly move in opposite directions through mutual matching of the first motor, the first threaded rod and the sliding block, so that the function of fixing the automobile body frame by the extrusion plates can be realized, the phenomenon that the automobile body slides and deviates in the process of welding the anti-collision beams to cause poor welding effect or even failure is avoided, and the distance between the extrusion plates can be adjusted to enable the device to fix the automobile frames with different widths so as to perform the tailor welding of the anti-collision beams on the automobiles with different widths;
the rack drives the fixed module to synchronously and linearly move in opposite directions through the mutual matching of the third motor, the rotating shaft, the first gear, the rotating rod, the third gear and the second gear, so that the function of automatic and rapid alignment between the anti-collision beam and the automobile body can be realized, the distance between the anti-collision beam and the automobile body can be adjusted by controlling the moving distance of the rack, and the equipment can perform the tailor welding of the anti-collision beam on the automobile bodies with different lengths, so that the practicability of the equipment is improved;
the two ends of the anti-collision beam can be limited and fixed through the limiting plates, the function of adjusting the distance between the two limiting plates can be realized through the mutual matching of the third threaded rod, the square block and the limiting plates, so that the equipment can fix the anti-collision beams with different lengths, and further realize the function of splicing and welding the anti-collision beams of different types of automobile bodies, and meanwhile, the distance between the extrusion plates and the distance between the limiting plates can be synchronously adjusted through the mutual matching of the first motor, the first threaded rod and the third threaded rod, so that the anti-collision beam and the automobile bodies are accurately aligned and matched;
the anti-collision beam welding device can fix the anti-collision beams with different thicknesses through the cooperation between the spring and the limiting block, so that the anti-collision beams with different thicknesses can be welded on automobiles of the same model through the device;
the extrusion plates are arranged into the same shape structures on the two sides of the automobile body frame, so that the attaching degree between the extrusion plates and the automobile body frame can be improved, the two sides of the automobile body frame cannot be sealed, subsequent operation and processing are not influenced, and the deformation of the automobile body frame due to the overlarge extrusion pressure can be avoided through the sponge.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic process flow diagram of the present invention;
FIG. 2 is a perspective view of the present invention;
FIG. 3 is a front view of the present invention;
FIG. 4 is a top view of the present invention;
FIG. 5 is a side view of the present invention;
FIG. 6 is a perspective view of a portion of the present invention;
fig. 7 is an enlarged view of a portion of the invention at X in fig. 3.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further explained below by combining the specific drawings. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.
As shown in fig. 1 to 7, the front and rear anti-collision beam tailor-welding process for manufacturing the aluminum alloy by the automobile body adopts the following equipment for welding, the equipment comprises a base 1, a fixing device 2 and a welding device 3, the lower end of the base 1 is connected with the existing ground, the fixing device 2 is installed at the upper end of the base 1, and the welding device 3 is arranged above the fixing device 2.
The upper end of base 1 open bilateral symmetry and seted up the spout, the spout is symmetrical around arranging, the lower extreme and the spout sliding fit of fly leaf 27d through setting up the spout, can be so that fly leaf 27d is more stable at the in-process of motion.
The fixing device 2 comprises a cross rod 20, a bearing rod 21, a first threaded rod 22, a sliding block 23, an extrusion plate 24, a first motor 25, a fixing plate 26 and a positioning alignment mechanism 27, the cross rod 20 is symmetrically installed at the upper end of the base 1 in the left-right direction, the bearing rods 21 are symmetrically installed at the front and back of the inner side end of the cross rod 20 which is right opposite to the left and right, the first threaded rod 22 is arranged between the front and back bearing rods 21 which are right opposite to the front and back, the left end and the right end of the first threaded rod 22 are rotatably connected with the cross rod 20, the right end of the first threaded rod 22 penetrates through the cross rod 20 and is provided with the first motor 25, the lower end of the first motor 25 is provided with the fixing plate 26, the left end of the fixing plate 26 is connected with the cross rod 20, the outer wall of the first threaded rod 22 is symmetrically connected with the sliding block 23 in the left-right direction in a threaded, the front side and the rear side of the extrusion plate 24 are symmetrically provided with positioning and aligning mechanisms 27, the bottom of the automobile body frame can be supported by arranging the supporting rods 21, then the first motor 25 drives the first threaded rod 22 to rotate, the first threaded rod 22 drives the two sliding blocks 23 to do linear opposite motion, and the sliding blocks 23 drive the extrusion plate 24 to do synchronous linear motion, so that the function of fixing the automobile body frame by the extrusion plate 24 can be realized, the automobile body is prevented from sliding and deviating in the process of welding the anti-collision beams to cause welding failure, the equipment can fix the automobile frames with different widths by adjusting the distance between the extrusion plates 24 so as to perform the splicing welding of the anti-collision beams of the automobiles with different widths, and after the automobile body frame is fixed, the quick and accurate alignment between the anti-collision beams and the automobile body can be realized by the positioning and aligning mechanisms 27, to improve the welding efficiency.
It is just right relative about the medial extremity of stripper plate 24 seted up logical groove, the mid-mounting that leads to the groove has branch 241, and stripper plate 24 both ends are circular-arcly around, sponge 242 is all installed with stripper plate 24's medial extremity to branch 241, through setting stripper plate 24 to the same shape structure in car body frame both sides, can improve the laminating degree between stripper plate 24 and the car body frame, and can not seal car body frame's both sides, in order to avoid influencing subsequent operation processing, and can avoid the extrusion pressure degree too big and make body frame warp through sponge 242.
The positioning alignment mechanism 27 comprises a rectangular plate 270, a rack 271, a positioning module 272, a first gear 273, a rotating shaft 274, a third motor 275, a second gear 276, a third gear 277, a fixed rod 278, an L-shaped rod 279, a rotating shaft 280 and a transverse plate 27a, the rectangular plate 270 is arranged at the outer side end of the front and back opposite bearing rods 21, a rectangular through groove is formed in one end, away from the bearing rods 21, of the rectangular plate 270, the rack 271 is connected in the rectangular through groove in a sliding fit mode, the positioning module 272 is arranged at the upper end of the rack 271, the first gear 273 is meshed at the lower end of the rack 271, the rotating shaft 274 is arranged at the front end of the first gear 273, the third motor 275 is arranged at the right end of the rotating shaft 274 at the front side of the bearing rods 21, the second gear 276 is arranged at the right end of the rotating shaft 274 at the back side of the bearing rods 21, the third gear 277 is meshed at the front end of the second gear, the rotating rod 280 and the rotating shaft 274 at the front side of the supporting rod 21 are in belt transmission, the right end of the second gear 276 and the right end of the third gear 277 are both provided with a fixed rod 278 through pin shafts, the right end of the rectangular plate 270 is provided with an L-shaped rod 279, the lower end of the L-shaped rod 279 is connected with the base 1, the outer side end of the L-shaped rod 279 which is right opposite in front and back is provided with a transverse plate 27a, the right end of the fixed rod 278 and the right end of the third motor 275 are both connected with the left end of the transverse plate 27a, the anti-collision beam can be fixed through the positioning module 272, then the third motor 275 drives the rotating shaft 274 connected with the fixed rod to do clockwise rotation, the rotating shaft 274 drives the first gear 273 to do synchronous clockwise rotation, the rotating shaft 274 drives the rotating rod 280 to do synchronous clockwise rotation, the rotating rod 280 drives the third gear 277 to do synchronous clockwise rotation, the third gear 277 drives the, no. two gears 276 drive axis of rotation 274 and a gear 273 and are synchronous anticlockwise rotary motion, make two gears 273 drive two racks 271 and do the sharp motion in opposite directions, rack 271 drives fixed module and is synchronous sharp motion in opposite directions, thereby can realize the function of automatic quick counterpoint between crashproof roof beam and the automobile body, and can also adjust the distance between crashproof roof beam and the automobile body through the movement distance of control rack 271, and then can make the equipment can carry out crashproof roof beam to the automobile body of different length and splice, in order to improve the practicality of this equipment.
The positioning module 272 comprises a fixed block 27b, a third threaded rod 27c, a movable plate 27d, a square block 27e and a limiting plate 27f, the fixed block 27b is installed at the upper end of a rack 271, a through hole is formed in the middle of the fixed block 27b, the third threaded rod 27c is rotationally connected in the through hole, belt transmission is respectively carried out between the third threaded rod 27c and the first threaded rod 22 on the right side of the supporting rod 21 and between the third threaded rod 27c which is right and left opposite, the movable plate 27d is installed at the left and right ends of the third threaded rod 27c through a pin shaft, the square block 27e is bilaterally and symmetrically connected on the outer wall of the third threaded rod 27c in a thread matching mode, the limiting plate 27f is installed at the upper end of the square block 27e bilaterally and symmetrically, the two ends of the anti-collision beam can be limited and fixed through the limiting plate 27f, the, thereby can realize adjusting the function of the distance between two limiting plates 27f, so that this equipment fixes the anticollision roof beam of different length, and then realize carrying out the function that the anticollision roof beam was tailor-welded to the automobile body of different models, and when a motor 25 drives threaded rod 22 and rotates, can drive No. three threaded rod 27c and carry out synchronous revolution, thereby can carry out synchronous regulation to the distance between 24 and the limiting plate 27f of stripper plate, so that accurate counterpoint cooperation between anticollision roof beam and the automobile body.
It is just right relative about the medial extremity of limiting plate 27f install spring 27g, limiting block 27h is installed to the one end that limiting plate 27f was kept away from to spring 27g, through the cooperation between spring 27g and the limiting block 27h, can make this equipment fix the crashproof roof beam of different thickness, and then can make this equipment splice the crashproof roof beam of different thickness to the car of same model.
The welding device 3 comprises a support plate 30, a second threaded rod 31, a sliding seat 32, an air cylinder 33, a welding head 34, a second motor 35 and a motor seat 36, the support plate 30 is symmetrically arranged at the upper end of the base 1 in the left-right direction, the support plate 30 is symmetrically arranged in the front-back direction, the support plate 30 is positioned at the outer side of the cross rod 20, the second threaded rod 31 is rotatably connected between the inner side ends of the left support plate 30 and the right support plate 30 which are opposite, the right end of the second threaded rod 31 penetrates through the support plate 30 to the right side of the support plate 30, belt transmission is adopted between the front-back opposite second threaded rods 31, the outer wall of the second threaded rod 31 is connected with the sliding seat 32 in a sliding fit mode, the air cylinder 33 is installed at the lower end of the sliding seat 32, the welding head 34 is installed at the lower end of the air cylinder 33, the second motor 35 is installed at the right end of, drive No. two threaded rod 31 rotatoryly through No. two motors 35, No. two threaded rod 31 drive slide 32 and are linear motion, slide 32 drives cylinder 33 and soldered connection 34 and is synchronous linear motion, thereby can realize carrying out the function of adjusting to the position of soldered connection 34, with the welding scope of increase soldered connection 34, then drive soldered connection 34 through cylinder 33 and descend, can realize carrying out welded function between anticollision roof beam and the automobile body, and through setting up two soldered connections 34, can make this equipment simultaneously carry out the synchronous welding to front and back anticollision roof beam, and then improve the welding efficiency of this equipment.
The method for manufacturing the front and rear aluminum alloy anti-collision beams of the automobile body by adopting the equipment specifically comprises the following steps:
s1, equipment checking: before the equipment is started to carry out tailor welding processing on the front and rear anti-collision beams made of the aluminum alloy and manufactured by the automobile body, the running of the equipment is checked;
s2, fixing a vehicle body frame: manually placing an automobile body frame on a supporting rod 21, driving a first threaded rod 22 to rotate through a first motor 25, driving two sliding blocks 23 to linearly move in opposite directions through the first threaded rod 22, driving an extrusion plate 24 to synchronously linearly move through the sliding blocks 23, and extruding the left side wall and the right side wall of the automobile body frame through the extrusion plate 24 to fix an automobile body;
s3, fixing the anti-collision beam: after the vehicle body frame is fixed, the anti-collision beam is manually placed on the positioning and aligning mechanism 27, the two ends of the anti-collision beam can be limited and fixed through the limiting plate 27f, then the third motor 275 drives the rotating shaft 274 connected with the rotating shaft 274 to rotate clockwise, the rotating shaft 274 drives the first gear 273 to rotate clockwise synchronously, the rotating shaft 274 drives the rotating rod 280 to rotate clockwise synchronously, the rotating rod 280 drives the third gear 277 to rotate clockwise synchronously, the third gear 277 drives the second gear 276 to rotate anticlockwise, the second gear 276 drives the rotating shaft 274 and the first gear 273 to rotate anticlockwise synchronously, so that the two first gears 273 drive the two racks 271 to move linearly and oppositely, and the racks drive the fixing modules to move linearly and oppositely;
s4, welding: after the anti-collision beam is aligned with the vehicle body frame, the second motor 35 drives the second threaded rod 31 to rotate, the second threaded rod 31 drives the sliding seat 32 to do linear motion, the sliding seat 32 drives the air cylinder 33 and the welding head 34 to do synchronous linear motion, the position of the welding head 34 is adjusted, and then the air cylinder 33 drives the welding head 34 to descend to weld the anti-collision beam.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides an anticollision roof beam tailor welding processing technology around automobile body makes aluminum alloy, this kind of anticollision roof beam tailor welding processing technology around automobile body makes aluminum alloy adopts following equipment to weld processing, and this equipment includes base (1), fixing device (2) and welding set (3), its characterized in that: the lower end of the base (1) is connected with the existing ground, the upper end of the base (1) is provided with a fixing device (2), and a welding device (3) is arranged above the fixing device (2);
the fixing device (2) comprises a cross rod (20), a bearing rod (21), a first threaded rod (22), a sliding block (23), an extrusion plate (24), a first motor (25), a fixing plate (26) and a positioning alignment mechanism (27), the cross rod (20) is symmetrically installed at the upper end of the base (1) in the left-right direction, the bearing rods (21) are symmetrically installed at the front and back of the inner side end of the cross rod (20) which is right opposite to the left and right, the first threaded rod (22) is arranged between the front and back bearing rods (21), the left end and the right end of the first threaded rod (22) are rotatably connected with the cross rod (20), the right end of the first threaded rod (22) penetrates through the cross rod (20) and is provided with the first motor (25), the fixing plate (26) is installed at the lower end of the first motor (25), the left end of the fixing plate (26) is connected with the cross rod (20), and the sliding block (23) is symmetrically connected with the outer, the upper end of the sliding block (23) is provided with an extrusion plate (24), and the front side and the rear side of the extrusion plate (24) are symmetrically provided with positioning alignment mechanisms (27);
the welding device (3) comprises a support plate (30), a second threaded rod (31), a sliding seat (32), air cylinders (33), welding joints (34), a second motor (35) and a motor base (36), wherein the support plate (30) is symmetrically installed at the left and right of the upper end of the base (1), the support plate (30) is symmetrically arranged front and back, the support plate (30) is positioned at the outer side of the cross rod (20), the second threaded rod (31) is rotatably connected between the inner side ends of the left and right opposite support plates (30), the right end of the second threaded rod (31) penetrates through the support plate (30) to the right side of the support plate (30), belt transmission is adopted between the front and back opposite second threaded rods (31), the outer wall of the second threaded rod (31) is connected with the sliding seat (32) in a sliding fit manner, the air cylinders (33) are installed at the lower ends of the sliding seat (32), the, a second motor (35) is installed at the right end of a second threaded rod (31) at the rear end of the base (1), a motor base (36) is installed at the lower end of the second motor (35), and the left end of the motor base (36) is connected with the end of the supporting plate (30);
the method for manufacturing the front and rear aluminum alloy anti-collision beams of the automobile body by adopting the equipment specifically comprises the following steps:
s1, equipment checking: before the equipment is started to carry out tailor welding processing on the front and rear anti-collision beams made of the aluminum alloy and manufactured by the automobile body, the running of the equipment is checked;
s2, fixing a vehicle body frame: the automobile body frame is placed on the supporting rod (21) manually, and then the extrusion plate (24) extrudes the left side wall and the right side wall of the automobile body frame through mutual matching among the first motor (25), the first threaded rod (22), the sliding block (23) and the extrusion plate (24) to fix the automobile body;
s3, fixing the anti-collision beam: after the vehicle body frame is fixed, the anti-collision beam is manually placed on the positioning alignment mechanism (27) and fixed, and then the anti-collision beam is aligned with the vehicle body frame through the positioning alignment mechanism (27);
s4, welding: after the anti-collision beam is aligned with the vehicle body frame, the position of the welding joint (34) is adjusted through the matching of the second motor (35), the second threaded rod (31) and the sliding seat (32), and then the welding joint (34) is driven to descend through the air cylinder (33) to weld the anti-collision beam.
2. The tailor welding process for front and rear aluminum alloy anti-collision beams for manufacturing automobile bodies according to claim 1, wherein the tailor welding process comprises the following steps: the positioning alignment mechanism (27) comprises a rectangular plate (270), a rack (271), a positioning module (272), a first gear (273), a rotating shaft (274), a third motor (275), a second gear (276), a third gear (277), a fixed rod (278), an L-shaped rod (279), a rotating rod (280) and a transverse plate (27a), wherein the rectangular plate (270) is installed at the outer side end of the front bearing rod (21) and the rear bearing rod are opposite, a rectangular through groove is formed in one end, away from the bearing rod (21), of the rectangular plate (270), the rack (271) is connected in the rectangular through groove in a sliding fit mode, the positioning module (272) is installed at the upper end of the rack (271), the first gear (273) is meshed at the lower end of the rack (271), the rotating shaft (274) is installed at the front end of the first gear (273), and the third motor (275) is installed at the right end of the rotating shaft (274) at the front, no. two gears (276) are installed to the right end of axis of rotation (274) of bearing pole (21) rear side, the front end meshing of No. two gears (276) has No. three gears (277), dwang (280) are installed to the left end of No. three gears (277), be belt drive between the axis of rotation (274) of dwang (280) and bearing pole (21) front side, and dead lever (278) are all installed through the round pin axle to the right end of No. two gears (276) and the right end of No. three gears (277), and L type pole (279) are installed to the right end of rectangular plate (270), the lower extreme of L type pole (279) links to each other with base (1), horizontal plate (27a) are installed to the outside end of the just relative L type pole (279) in front and back, the right end of dead lever (278) and the right end of No. three motor (275) all link to each other with the left end of horizontal.
3. The tailor welding process for front and rear aluminum alloy anti-collision beams for manufacturing the automobile body according to claim 2, wherein the tailor welding process comprises the following steps: positioning module (272) including fixed block (27b), No. three threaded rod (27c), fly leaf (27d), square piece (27e) and limiting plate (27f), fixed block (27b) are installed to the upper end of rack (271), the through-hole has been seted up at the middle part of fixed block (27b), the through-hole internal rotation is connected with No. three threaded rod (27c), and between No. three threaded rod (27c) on bearing rod (21) right side and threaded rod (22), control and be the belt drive between just relative No. three threaded rod (27c), fly leaf (27d) are installed through the round pin axle in both ends about No. three threaded rod (27c), and the outer wall of No. three threaded rod (27c) has square piece (27e) through screw-thread fit mode bilateral symmetry, limiting plate (27f) are installed to the upper end bilateral symmetry of square piece (27 e).
4. The tailor welding process for front and rear aluminum alloy anti-collision beams for manufacturing the automobile body according to claim 3, wherein the tailor welding process comprises the following steps: the right and left sides just are relative the medial extremity of limiting plate (27f) install spring (27g), and limiting block (27h) is installed to the one end that limiting plate (27f) is kept away from to spring (27 g).
5. The tailor welding process for front and rear aluminum alloy anti-collision beams for manufacturing automobile bodies according to claim 1, wherein the tailor welding process comprises the following steps: the left side and the right side of the extrusion plate (24) are opposite, a through groove is formed in the inner side end of the extrusion plate (24), a support rod (241) is installed in the middle of the through groove, the front end and the rear end of the extrusion plate (24) are arc-shaped, and sponge (242) are installed at the inner side ends of the support rod (241) and the extrusion plate (24).
6. The tailor welding process for front and rear aluminum alloy anti-collision beams for manufacturing the automobile body according to claim 3, wherein the tailor welding process comprises the following steps: the upper end of the base (1) is provided with sliding grooves which are symmetrically arranged front and back, and the lower end of the movable plate (27d) is in sliding fit with the sliding grooves.
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Application publication date: 20210716 |