CN109079370B - Automatic welding equipment applied to curtain wall framework - Google Patents

Automatic welding equipment applied to curtain wall framework Download PDF

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Publication number
CN109079370B
CN109079370B CN201810926062.3A CN201810926062A CN109079370B CN 109079370 B CN109079370 B CN 109079370B CN 201810926062 A CN201810926062 A CN 201810926062A CN 109079370 B CN109079370 B CN 109079370B
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China
Prior art keywords
welding
framework
curtain
plate
sliding
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CN201810926062.3A
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Chinese (zh)
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CN109079370A (en
Inventor
施磊雷
陈鹏
王金存
李朋
葛春华
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Jiangsu Zhongnan Construction Decoration Co ltd
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Jiangsu Zhongnan Construction Decoration Co ltd
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Publication of CN109079370A publication Critical patent/CN109079370A/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K37/00Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K37/00Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
    • B23K37/02Carriages for supporting the welding or cutting element
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K37/00Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
    • B23K37/04Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K37/00Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
    • B23K37/04Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
    • B23K37/0426Fixtures for other work
    • B23K37/0435Clamps
    • B23K37/0443Jigs

Abstract

The invention relates to automatic welding equipment applied to a curtain wall framework, which comprises a welding table, wherein a group of adjacent two sides of the welding table are respectively provided with a transverse feeding mechanism and a longitudinal feeding mechanism; a positioning mechanism is arranged on the welding table, and a six-axis welding robot is arranged on one side of the welding table opposite to the transverse feeding mechanism or the longitudinal feeding mechanism; the other side of the welding table, which is adjacent to the six-axis welding robot, is provided with a blanking mechanism; the transverse feeding mechanism comprises at least two guide rails which are transversely arranged, and a blanking frame which is arranged along the length direction of each guide rail is arranged on one side of each guide rail; a placing table is longitudinally arranged between the guide rail and the welding table, a sliding plate which slides along the length direction of the guide rail is arranged on the placing table, and a plurality of groups of material conveying mechanisms which are in one-to-one correspondence with the guide rail are arranged on the sliding plate; each group of material conveying mechanisms comprises at least one group of conveying wheels which are symmetrically arranged, and the guide rails are positioned on the symmetry line of the conveying wheels. When the invention works, the welding quality and the welding efficiency are effectively ensured, and the labor intensity of workers is reduced.

Description

Automatic welding equipment applied to curtain wall framework
Technical Field
The invention relates to the technical field of welding equipment, in particular to automatic welding equipment applied to a curtain wall framework.
Background
With the continuous development of building curtain walls in China, more and more outer vertical face curtain walls adopt unit curtain walls, are processed and assembled in factories and then are transported to a construction site for installation. The unit type prefabricated curtain wall has the advantages of quick installation, small construction occupied area and the like, and is widely applied to the building outer wall decoration technology.
When a factory manufactures the framework of the prefabricated curtain wall, workers use the handheld welding guns to weld the intersection points of the curtain wall framework. Therefore, the welding quality of welding points of the curtain wall framework is easily different; and the position staff need move once position welding, and intensity of labour is great.
Disclosure of Invention
The invention aims to provide automatic welding equipment applied to a curtain wall framework, which effectively ensures the welding quality and the welding efficiency of the curtain wall framework and reduces the labor intensity of workers.
The technical purpose of the invention is realized by the following technical scheme:
an automatic welding device applied to a curtain wall framework comprises a welding table, wherein a transverse feeding mechanism and a longitudinal feeding mechanism are respectively arranged on two adjacent sides of one group of the welding table; a positioning mechanism is arranged on the welding table, and a six-axis welding robot is arranged on one side of the welding table, which is opposite to the transverse feeding mechanism or the longitudinal feeding mechanism; the other side of the welding table, which is adjacent to the six-axis welding robot, is provided with a blanking mechanism; the transverse feeding mechanism comprises at least two transversely arranged guide rails at intervals along the longitudinal direction, and a blanking frame arranged along the length direction of one side of each guide rail; a placing table is longitudinally arranged between the guide rail and the welding table, a sliding plate which slides along the length direction of the guide rail is arranged on the placing table, and a plurality of groups of material conveying mechanisms which are in one-to-one correspondence with the guide rail are arranged on the sliding plate; each group of material conveying mechanisms comprises at least one group of conveying wheels which are symmetrically arranged, and the guide rails are positioned on the symmetry line of the guide rails.
Through adopting above-mentioned technical scheme, horizontal feed mechanism and vertical feed mechanism are automatic to transport horizontal skeleton and vertical skeleton respectively and take on the welding bench and put, and six welding robot welds the intersect of horizontal skeleton and vertical skeleton, realize the automatic weld of curtain skeleton. Wherein, positioning mechanism fixes a position the material loading of horizontal feed mechanism and vertical feed mechanism, guarantees that six welding robot can accurately weld the intersect of horizontal skeleton and vertical skeleton. After the welding of curtain wall skeleton finishes, unloading mechanism takes off the curtain wall skeleton that the welding is good from the welding bench automatically to weld next curtain wall skeleton, guarantee work efficiency. When horizontal feed mechanism was loaded in the material, horizontal skeleton fell on the guide rail and one end centre gripping between the delivery wheel from the unloading frame, and the delivery wheel rotates defeated material the time, and the slide drives the delivery wheel and slides to being close to the welding bench direction on placing the platform. After the transverse frameworks are completely conveyed to the welding table, the sliding plate drives the material conveying mechanism to retreat and reset so as to convey the next group of transverse frameworks.
Furthermore, the sliding plate is internally and rotatably provided with a screw rod arranged along the length direction of the sliding plate, and the sliding plate is provided with a plurality of guide grooves corresponding to the guide rails one to one; a group of symmetrically arranged base plates in threaded connection with the screw rod is arranged in each guide groove in a sliding mode, and the thread turning directions of the two base plates in each group in threaded connection with the screw rod are opposite; and the conveying wheels symmetrically arranged in each group of conveying mechanisms are respectively rotatably arranged on the two chassis, and the rotating axes of the conveying wheels are vertically arranged.
Through adopting above-mentioned technical scheme, when the drive lead screw rotated, under its screw connection effect and the limiting displacement of guide way to the chassis with the chassis, two chassis in every group were to being close to each other or keeping away from the direction motion, and then the delivery wheel that drives every group symmetry is close to each other, rotated and carried horizontal skeleton, or kept away from each other and loosen horizontal skeleton, returned the restoration again to carry next horizontal skeleton of a set of, conveniently save trouble.
Furthermore, the blanking frame comprises a material storage frame which is obliquely arranged on one side of the guide rail, and one end of the material storage frame, which is close to the guide rail, is a lower end; the storage frame is equipped with respectively along its incline direction setting and the spacing groove that runs through at guide rail length direction's both ends, just the spacing groove is close to being equipped with dam device of guide rail.
Through adopting above-mentioned technical scheme, a plurality of horizontal skeletons are stacked in the storage frame, under dam material effect of dam device, avoid horizontal skeleton nature landing to the guide rail on. When the six-axis welding robot finishes one-time welding work, after the welded curtain wall framework is taken down from the welding table by the blanking mechanism, the material blocking device slides away from the penetrating position of the limiting groove, the limiting effect on the transverse framework is removed, and the transverse framework automatically drops one to the guide rail and is conveyed to the welding table through the material conveying mechanism. The stop device resets, continues to carry on spacingly rather than the horizontal skeleton of butt, guarantees that every guide rail has only a horizontal skeleton last time.
Further, the material blocking device comprises a baffle which is slidably arranged at the penetrating position of the limiting groove along the length direction of the limiting groove, and a first cylinder for driving the baffle to slide is connected onto the baffle.
Through adopting above-mentioned technical scheme, the baffle is run through the department and is spacing rather than the horizontal skeleton of butt to being located the spacing groove, and first cylinder drive baffle slides to realize the fender material effect of baffle or remove the fender material effect of baffle to horizontal skeleton, its simple structure, convenient operation and effect are obvious.
Furthermore, the positioning mechanism comprises a first limiting plate and a second limiting plate, the first limiting plate and the second limiting plate are respectively arranged on the welding table and are close to one side of the six-axis welding robot, the second limiting plate is close to one side of the blanking mechanism, the first limiting plate and the second limiting plate are respectively arranged along the length direction of the side where the first limiting plate and the second limiting plate are located, and magnets are respectively embedded in the first limiting plate and the second limiting plate; and a second cylinder for driving the second limiting plate to slide up and down is connected below the second limiting plate.
Through adopting above-mentioned technical scheme, after horizontal skeleton and vertical skeleton respectively with first limiting plate and second limiting plate butt, horizontal skeleton and vertical skeleton tip adsorb respectively on first limiting plate and second limiting plate. For the transverse feeding mechanism, the feeding mechanism stops feeding, each group of symmetrical conveying wheels are far away from each other, the transverse framework is loosened, and positioning of the transverse framework is achieved. The longitudinal feeding mechanism stops feeding, the longitudinal framework is positioned, the cross point of the transverse framework and the longitudinal framework is ensured to be fixed, and therefore the welding work of the six-axis welding robot is accurate and efficient. Wherein, the second limiting plate is connected with the second cylinder that drives it to slide from top to bottom, can avoid the second limiting plate to influence the unloading work of unloading mechanism like this.
Further, unloading mechanism includes along the gliding pneumatic clamping jaw of perpendicular to second limiting plate length direction, just pneumatic clamping jaw below is equipped with the work or material rest that connects that up end and welding bench up end flush.
Through adopting above-mentioned technical scheme, after the welding of curtain skeleton finishes, the second cylinder drives the second limiting plate and slides downwards, makes the up end of second limiting plate be located the below of curtain skeleton. Then the pneumatic clamping jaw slides towards the direction close to the curtain wall framework and clamps the curtain wall framework; and then the pneumatic clamping jaw is driven to drive the curtain wall framework to slide towards the direction away from the welding table until the curtain wall framework is separated from the welding table. After the pneumatic clamping jaw is loosened, the curtain wall framework falls onto the material receiving frame, so that the welding table can continue to weld the next curtain wall framework.
Furthermore, guide frames arranged along the sliding direction of the pneumatic clamping jaw are respectively arranged on two sides of the welding table, sliding grooves arranged along the length direction of the guide frames are formed in the two guide frames, and screws arranged along the length direction of the sliding grooves are positioned and rotatably installed in the sliding grooves; sliding installation has the L type connecting plate with screw rod threaded connection in the groove that slides, the free end of L type connecting plate is close to the welding bench, just pneumatic clamping jaw fixes the free end at the L connecting plate.
Through adopting above-mentioned technical scheme, when drive screw rotated, under the screw rod and the screw thread connection effect of L type connecting plate and the spacing guide effect of groove to L type connecting plate that slides, L type connecting plate drove pneumatic clamping jaw and slides in the groove that slides, and then shifts the curtain skeleton from the welding bench and connect the work or material rest on, convenient trouble-saving. Wherein, the free end of L type connecting plate is close to the welding bench, when guaranteeing that pneumatic clamping jaw can accurately clip the curtain skeleton, avoids leading truck and horizontal feed mechanism or vertical feed mechanism and six welding robot to take place to interfere, influences this automatic weld equipment's normal work.
Furthermore, the material receiving frame comprises a material receiving plate arranged between the two guide frames along the length direction of the guide frames, and four corners of the lower end face of the material receiving plate are respectively provided with supporting legs of a telescopic structure; the landing leg overcoat is equipped with the tension spring who fixes between connecing flitch lower extreme terminal surface and landing leg lower extreme, and during the normality, connect flitch up end and weld bench up end and flush.
Through adopting above-mentioned technical scheme, during the normality, the up end that connects the flitch flushes with the up end of weld table, and when curtain skeleton shifts to on connecing the work or material rest from the weld table like this, can directly take and put on connecing the flitch, avoid on the curtain skeleton falls to connect the flitch when pneumatic clamping jaw loosens the curtain skeleton, harm the curtain skeleton that just welds easily. Simultaneously, under the mating reaction of tension spring and extending structure's landing leg, every curtain skeleton of stacking on the flitch connects then to connect one section distance of flitch downstream to guarantee that the up end of the curtain skeleton of the top flushes with the welding bench up end all the time.
Furthermore, the bottom of the supporting leg is provided with a universal wheel, and a discharge port matched with the material receiving frame is arranged below the sliding groove on the guide frame.
Through adopting above-mentioned technical scheme, when connecing the flitch and drop to minimum state, connect the material frame and can't continue to stack the curtain skeleton. At the moment, the whole material receiving frame is pulled out from the discharge port, the material receiving frame which is replaced by a new material receiving frame receives materials, the convenience is brought to save trouble, and the efficiency is higher. The universal wheels arranged at the bottoms of the supporting legs facilitate the movement of the material receiving frame, and the labor intensity is reduced.
Furthermore, the welding table is provided with a plurality of transverse supporting blocks and a plurality of longitudinal supporting blocks in a rectangular array mode, and the transverse supporting blocks and the longitudinal supporting blocks are arranged in a staggered mode.
Through adopting above-mentioned technical scheme, horizontal skeleton is taken and is put on horizontal supporting shoe, and vertical skeleton is taken and is put on vertical supporting shoe, and the cross point of horizontal skeleton and vertical skeleton like this soaks the top that is located the welding bench, and then when six welding robot welded it, the welding slag dropped on the welding bench, like this, when removing the curtain skeleton that the welding is good, the welding slag can not the adhesion on the lower terminal surface of horizontal skeleton and vertical skeleton.
In conclusion, the invention has the following beneficial effects:
1. through set up horizontal feed mechanism, vertical feed mechanism, six welding robot and unloading mechanisms around the welding bench respectively to set up positioning mechanism, realize automatic feeding, automatic positioning, automatic weld and automatic unloading, effectively guarantee welding quality and welding efficiency to the curtain skeleton, and reduce artifical intensity of labour.
2. A plurality of transverse supporting blocks and a plurality of longitudinal supporting blocks are arranged in a rectangular array mode on the welding table and are arranged in a staggered mode, so that the cross points of the transverse framework and the longitudinal framework are arranged above the welding table in an emptying mode, and welding slag generated in the welding process falls on the welding table. Therefore, when the welded curtain wall framework is moved, welding slag can not be adhered to the lower end faces of the transverse framework and the longitudinal framework.
Drawings
FIG. 1 is a schematic view of the overall structure of an automatic welding device applied to a curtain wall framework;
FIG. 2 is an exploded view of a portion of an automated welding apparatus for curtain wall framing;
FIG. 3 is a partial structural cross-sectional view of an automatic welding apparatus for curtain wall framing;
fig. 4 is a partial structural schematic diagram of an automatic welding device applied to a curtain wall framework.
In the figure, 1, a welding table; 2. a transverse support block; 3. a longitudinal support block; 4. a transverse feeding mechanism; 5. a longitudinal feeding mechanism; 6. a welding robot; 7. a guide rail; 8. a blanking frame; 9. a material storage frame; 91. a limiting groove; 10. a baffle plate; 101. a first cylinder; 11. a placing table; 111. a chute; 112. a threaded rod; 1121. a first motor; 12. a slide plate; 121. a slider; 122. a guide groove; 13. a screw rod; 131. a second motor; 14. a chassis; 15. a delivery wheel; 151. a rotating shaft; 152. a worm gear; 16. a worm; 161. a third motor; 17. a first limit plate; 18. a second limiting plate; 181. a second cylinder; 19. a guide frame; 191. a sliding groove; 192. a discharge port; 20. a screw; 201. a fourth motor; 21. an L-shaped connecting plate; 22. a pneumatic clamping jaw; 23. a material receiving frame; 24. a material receiving plate; 25. a support leg; 251. a universal wheel; 26. a tension spring; 27. a transverse framework; 28. a longitudinal skeleton; 29. a card slot; 30. and a magnet.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The utility model provides an automatic weld equipment for curtain skeleton, refers to figure 1, includes welding bench 1, is equipped with respectively all around welding bench 1 and carries out the horizontal feed mechanism 4 of material loading to horizontal skeleton 27, carries out the vertical feed mechanism 5 of material loading to vertical skeleton 28, carries out the six welding robot 6 of welded and is used for the unloading mechanism that takes off the curtain skeleton that welds from welding bench 1 to the crossing of horizontal skeleton 27 and vertical skeleton 28. Wherein, horizontal feed mechanism 4 is relative with the unloading mechanism, and vertical feed mechanism 5 is relative with six welding robot 6, and vertical feed mechanism 5 is adjacent with horizontal feed mechanism 4 promptly, and six welding robot 6 is adjacent with the unloading mechanism. Meanwhile, a positioning mechanism is arranged on the welding table 1 to ensure that the six-axis welding robot 6 can accurately weld the intersection point of the transverse framework 27 and the longitudinal framework 28. In the present embodiment, the transverse feeding mechanism 4 and the longitudinal feeding mechanism 5 have the same structure, and the transverse feeding mechanism 4 is taken as an example for specific description. Meanwhile, referring to fig. 1, the upper end surface of the transverse framework 27 and the lower end surface of the longitudinal framework 28 are respectively provided with a plurality of mutually matched clamping grooves 29, and the clamping grooves 29 are respectively arranged along the length directions of the transverse framework 27 and the longitudinal framework 28. When the corresponding slots 29 are engaged with each other, the horizontal ribs 27 and the vertical ribs 28 are located on the same plane.
Referring to fig. 2, the transverse feeding mechanism 4 includes at least two guide rails 7 arranged transversely, and the guide rails 7 are arranged at intervals longitudinally, and one side of each guide rail 7 is provided with a blanking frame 8 arranged along the length direction thereof. In the present embodiment, four guide rails 7 are provided at intervals along the longitudinal array. Be equipped with the platform 11 of placing of vertical setting between guide rail 7 and welding bench 1, place and be equipped with along its length direction setting and along the gliding slide 12 of guide rail 7 length direction on the platform 11, the lower terminal surface of slide 12 is located the top of welding bench 1 up end, and is equipped with the defeated material mechanism of a plurality of groups and guide rail 7 one-to-one on slide 12. Each group of material conveying mechanisms comprises at least one group of conveying wheels 15 which are symmetrically arranged, and the guide rails 7 are positioned on the symmetry line of the conveying wheels. In this embodiment, every defeated material mechanism of group includes two delivery wheel 15 that a set of symmetry set up, and during the normality, the one end that the work or material rest 8 is close to welding bench 1 is located delivery wheel 15 top.
In order to realize the sliding installation of the sliding plate 12 on the placing table 11, referring to fig. 2 and 3, the placing table 11 is provided with a sliding groove 111 along the width direction thereof at the center line position along the length direction thereof, and a slider 121 slidably installed in the sliding groove 111 is provided below the sliding plate 12. A threaded rod 112 is positioned and rotatably mounted in the sliding groove 111, and the slider 121 is in threaded connection with the threaded rod 112. Meanwhile, one end of the threaded rod 112, which is far away from the welding table 1, extends out of the chute 111, and is fixedly connected with a first motor 1121 fixed on the placing table 11. In addition, referring to fig. 2 and 3, a screw rod 13 arranged along the length direction of the slide plate 12 is positioned and rotatably installed in the slide plate 12, and one end of the screw rod 13 is connected with a second motor 131; the upper end surface of the sliding plate 12 is provided with a plurality of guide grooves 122 which correspond to the guide rails 7 one by one. A set of chassis 14 which are symmetrically arranged and are in threaded connection with the screw rod 13 is slidably mounted in each guide groove 122, and the thread turning directions of the two chassis 14 in each set and the threaded connection of the screw rod 13 are opposite, that is, when the screw rod 13 is driven to rotate, the two chassis 14 in each set are close to or far away from each other. Referring to fig. 3, two conveying wheels 15 of each conveying mechanism are respectively rotatably mounted on two chassis 14, and the rotating shaft 151 thereof is vertically arranged. In order to realize the positioning rotation of the conveying wheels 15, a worm wheel 152 is fixed below the rotating shaft 151 of one of the conveying wheels 15, a third motor 161 is arranged on the chassis 14 where the worm wheel 152 is located, and a worm 16 meshed with the worm wheel 152 is arranged on an output shaft of the third motor 161.
Referring to fig. 1 and 2, firstly, the transverse feeding mechanism 4 feeds materials, and the transverse framework 27 is blanked from the blanking frame 8 onto the guide rail 7 and clamped between the two conveying wheels 15; and starting the second motor 131 to drive the screw rod 13 to rotate, and driving each group of two chassis 14 to drive the two conveying wheels 15 to approach each other. After the two conveying wheels 15 abut against the transverse framework 27, the third motor 161 drives the worm 16 to rotate, and the conveying wheels 15 rotate and convey materials under the meshing action of the worm 16 and the worm wheel 152. Meanwhile, the first motor 1121 is started, the sliding plate 12 is driven to drive the conveying wheel 15 to move towards the direction close to the welding table 1, and the transverse frameworks 27 can be completely conveyed onto the welding table 1 when the conveying wheel 15 rotates to convey materials. After the transverse framework 27 touches the positioning mechanism, the two conveying wheels 15 move towards the direction away from each other, the transverse framework 27 is loosened, and the transverse framework 27 is placed on the welding table 1; meanwhile, the sliding plate 12 drives the conveying wheel 15 to retreat and reset so as to convey materials next time. Referring to fig. 1, the longitudinal feeding mechanism 5 feeds, and the longitudinal feeding step is the same as the transverse feeding step, but the guide rail 7 and the sliding plate 12 in the longitudinal feeding mechanism 5 are higher than the guide rail 7 and the sliding plate 12 in the transverse feeding mechanism 4, so that the longitudinal frame 28 can slide onto the welding table 1 from the clamping groove 29 of the transverse frame 27. When the longitudinal framework 28 touches the positioning mechanism, the clamping groove 29 on the longitudinal framework 28 is opposite to the clamping groove 29 of the transverse framework 27, after the sliding plate 12 retreats and resets, the longitudinal clamping groove 29 moves downwards to be clamped with the transverse framework 27, and the lower end face of the longitudinal clamping groove 29 is placed on the welding table 1.
In order to realize automatic blanking, referring to fig. 2, in this embodiment, the blanking frame 8 is set to include a storage frame 9 obliquely disposed on one side of the guide rail 7, and one end of the storage frame 9 close to the guide rail 7 is a lower end. The two ends of the material storage frame 9 along the length direction of the guide rail 7 are respectively provided with a limiting groove 91 which is arranged along the inclined direction and penetrates through the material storage frame, and the two ends of the transverse framework 27 or the longitudinal framework 28 are respectively arranged in the corresponding limiting grooves 91 in a sliding manner. A material blocking device is arranged at one end of the limiting groove 91 close to the guide rail 7. In this embodiment, the material blocking device includes a baffle 10 horizontally slidably mounted at the penetrating position of the limiting groove 91 along the direction perpendicular to the length direction of the limiting groove 91, and one side of the baffle 10 at the two ends of each material storage frame 9, which is far away from each other, is connected with a first cylinder 101 fixed on the material storage frame 9 and used for driving the material storage frame to slide.
Referring to fig. 2, in a normal state, the plurality of transverse frameworks 27 and the plurality of longitudinal frameworks 28 are respectively stacked in the corresponding storage frames 9, and both ends of the transverse frameworks are slidably mounted in the limiting groove 91, and the limiting groove 91 is blocked by the baffle 10. When the transverse framework 27 or the longitudinal framework 28 needs to be conveyed, the first air cylinders 101 at the two ends of the material storage frame 9 respectively drive the two baffles 10 to slide in the directions away from each other, so that the blocking effect on the limiting groove 91 is relieved; at this time, the lateral frame 27 or the longitudinal frame 28 is dropped onto the guide rail 7 and transported to the welding station 1. When the transverse framework 27 or the longitudinal framework 28 falls out of the limiting groove 91, the first air cylinder 101 drives the baffle 10 to slide and reset, the material blocking is continued, only one transverse framework 27 or longitudinal framework 28 can fall at a time, and the convenience and trouble saving are realized. The clamping grooves 29 of the transverse framework 27 and the longitudinal framework 28 are opposite in orientation when the transverse framework 27 and the longitudinal framework 28 are stacked in the storage frame 9, the clamping grooves 29 on the transverse framework 27 are far away from the guide rails 7, the clamping grooves 29 on the longitudinal framework 28 are close to the guide rails 7, the clamping grooves 29 are upward in opening when the transverse framework 27 drops onto the guide rails 7, the clamping grooves 29 are downward in opening when the longitudinal framework 28 drops onto the guide rails 7, and the longitudinal framework 28 and the transverse framework 27 can be smoothly clamped.
In order to avoid that the welding slag falls onto the welding table 1 and is easily adhered to the lower end faces of the transverse framework 27 and the longitudinal framework 28 when the six-axis welding robot 6 performs welding, referring to fig. 1 or fig. 4, a plurality of transverse supporting blocks 2 and longitudinal supporting blocks 3 are arranged on the welding table 1 in a rectangular array, and the transverse supporting blocks 2 and the longitudinal supporting blocks 3 are arranged in a staggered mode. The transverse framework 27 is arranged on the transverse supporting block 2, and the longitudinal framework 28 is clamped with the transverse framework 27 and then arranged on the longitudinal supporting block 3. At this time, the intersection of the transverse frame 27 and the longitudinal frame 28 is vacated above the welding table 1, and the adhesion of welding slag to the lower end faces of the transverse frame 27 and the longitudinal frame 28 is avoided.
In the present embodiment, in order to position the lateral frame 27 and the longitudinal frame 28 so that the conveying wheel 15 stops conveying work in time, referring to fig. 4, the positioning mechanism is configured to include the first limit plate 17 and the second limit plate 18, which are respectively provided on the welding table 1 on the side close to the six-axis welding robot 6 and on the side close to the blanking mechanism. The first limiting plate 17 is transversely arranged, the second limiting plate 18 is longitudinally arranged, and magnets 30 are respectively embedded in the second limiting plate 18. The second limiting plate 18 penetrates through the welding table 1, and a second air cylinder 181 driving the welding table to slide up and down is connected below the second limiting plate 18. When the transverse framework 27 abuts against the second limiting plate 18 and the longitudinal framework 28 abuts against the first limiting plate 17, the end parts of the transverse framework 27 and the longitudinal framework 28 are respectively adsorbed at the corresponding positions of the first limiting plate 17 and the second limiting plate 18, and at the moment, the corresponding conveying wheels 15 stop conveying work. After the welding of the curtain wall skeleton is finished, the second cylinder 181 drives the second limit plate 18 to slide downwards to the lower part of the longitudinal support block 3, so that the blanking mechanism can take the welded curtain wall skeleton down from the welding table 1.
In order to conveniently take off the welded curtain wall framework from the welding table 1, in this embodiment, referring to fig. 4, the blanking mechanism includes guide frames 19 that are arranged along the length direction perpendicular to the second limiting plate 18 and are respectively located at two sides of the welding table 1, and a sliding groove 191 that is arranged along the length direction is arranged at one side of the two guide frames 19 that are close to each other. A screw 20 arranged along the length direction of the sliding groove 191 is rotatably positioned in each sliding groove 191, and one end of the screw 20 far away from the welding table 1 is connected with a fourth motor 201. And an L-shaped connecting plate 21 in threaded connection with the screw rod 20 is slidably mounted in each sliding groove 191, and the free ends of the two L-shaped connecting plates 21 are respectively provided with a pneumatic clamping jaw 22.
Referring to fig. 4, after the welding of the curtain wall framework is completed, the second cylinder 181 drives the second limit plate 18 to slide downwards to below the longitudinal support block 3. The fourth motor 201 drives the screw rod 20 to rotate, the L-shaped connecting plate 21 slides in the sliding groove 191 until the free end of the L-shaped connecting plate is located above the welding table 1, and after the curtain wall framework is clamped by the pneumatic clamping jaw 22, the fourth motor 201 drives the screw rod 20 to rotate reversely, so that the pneumatic clamping jaw 22 drives the curtain wall framework to slide away from the welding table 1 in the direction away from the welding table 1. In order to prevent the curtain wall framework from falling to the ground after leaving the welding table 1, a material receiving frame 23 arranged along the length direction of the two guide frames 19 is arranged between the two guide frames.
Referring to fig. 4, in the present embodiment, the receiving frame 23 includes a receiving plate 24 disposed between two guiding frames 19 along the length direction of the guiding frames 19, four corners of the lower end surface of the receiving plate 24 are respectively provided with a leg 25 of a telescopic structure, the leg 25 is formed by inserting two sections of insert rods (not shown in the figure), and the leg 25 is externally sleeved with a tension spring 26 fixed between the lower end surface of the receiving plate 24 and the lower end of the leg 25. The upper end face of the receiver plate 24 is flush with the upper end face of the longitudinal support block 3 in the normal state of the tension spring 26.
Referring to fig. 4, when pneumatic clamping jaw 22 transferred the curtain wall skeleton from welding bench 1 to connect work or material rest 23 on, directly put on connecing flitch 24, avoided on pneumatic clamping jaw 22 loosens the curtain wall skeleton when the curtain wall skeleton directly drops to connecing flitch 24, the curtain wall skeleton that just welds is harmd easily. Meanwhile, under the matching action of the tension spring 26 and the supporting leg 25 of the telescopic structure, when a curtain wall skeleton is stacked on the material receiving plate 24, the material receiving plate 24 moves downwards for a certain distance, and the upper end face of the uppermost curtain wall skeleton is always flush with the upper end face of the welding table 1. In order to replace the material receiving frame 23 to take out the curtain wall skeleton, referring to fig. 4, the bottom of the supporting leg 25 is provided with a universal wheel 251 with a self-locking function, and a material outlet 192 matched with the material receiving frame 23 is arranged below the sliding groove 191 on the guide frame 19, so that the material receiving frame 23 can be directly pulled out from the material outlet 192, and convenience and trouble are saved.
In this embodiment, the guide rail 7, the conveying wheel 15, the first limiting plate 17, the second limiting plate 18, the welding table 1 and other components are provided with sensors (not shown in the figure) connected to the PLC system, and the operation between the electric components is controlled by the PLC system, so as to ensure the mutual cooperation between the electric components.
The working principle and the using method of the invention are as follows:
during feeding, the PLC system firstly controls the first air cylinder 101 in the transverse feeding mechanism 4 to work, the blocking effect of the baffle 10 on the limiting groove 91 is relieved, the transverse framework 27 slides out of the limiting groove 91, falls onto the guide rail 7 and is clamped between the two conveying wheels 15, and the opening of the clamping groove 29 faces upwards. When the transverse framework 27 slides out of the limiting groove 91, the first air cylinder 101 drives the baffle plate 10 to reset and stop. When horizontal skeleton 27 dropped on the guide rail 7, the PLC system started second motor 131 and third motor 161, and two chassis 14 of drive every group drive two delivery wheel 15 be close to each other to with horizontal skeleton 27 butt, and delivery wheel 15 rotates defeated material. When the conveying wheel 15 abuts against the transverse framework 27 and rotates to convey materials, the second motor 131 stops working, the first motor 1121 starts, the sliding plate 12 is driven to drive the conveying wheel 15 to move to the position above the welding table 1, and the transverse framework 27 is completely conveyed to the position above the welding table 1. After the transverse framework 27 abuts against the second limiting plate 18 and is adsorbed on the second limiting plate 18, the second motor 131 rotates reversely to separate the two conveying wheels 15 to loosen the transverse framework 27, the second motor 131 rotates reversely to drive the sliding plate 12 to slide and reset, and the third motor 161 stops working. Meanwhile, the PLC system controls the longitudinal feeding mechanism 5 to feed materials according to the same steps as the transverse feeding mechanism 4, wherein the opening of the clamping groove 29 of the longitudinal framework 28 faces downwards, and after the longitudinal framework 28 is abutted to the first limiting plate 17, the PLC system further controls the six-axis welding robot 6 to start welding.
When the six-axis welding robot 6 finishes welding the curtain wall framework, the PLC system controls to start the second cylinder 181 and the fourth motor 201, the second cylinder 181 drives the second limiting plate 18 to move downwards, and the fourth motor 201 drives the L-shaped connecting plate 21 to slide in the sliding groove 191 until the free end of the L-shaped connecting plate is located above the welding table 1. At this moment, the PLC system controls the pneumatic clamping jaw 22 to clamp the curtain wall framework, and controls the fourth motor 201 to rotate reversely, so that the pneumatic clamping jaw 22 pulls the curtain wall framework to pull the curtain wall framework from the welding table 1 to the material receiving frame 23. After the curtain wall framework is separated from the welding table 1, the PLC system controls the second air cylinder 181 to drive the second limiting plate 18 to reset, and the next feeding step is performed.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.

Claims (10)

1. The utility model provides an automatic weld equipment for curtain skeleton which characterized in that: the welding device comprises a welding table (1), wherein the welding table (1) is rectangular, and two adjacent side surfaces of the welding table (1) are respectively provided with a transverse feeding mechanism (4) and a longitudinal feeding mechanism (5); a positioning mechanism is arranged on the welding table (1), and a six-axis welding robot (6) is arranged on one side of the welding table (1) opposite to the transverse feeding mechanism (4) or the longitudinal feeding mechanism (5); the other side of the welding table (1) adjacent to the six-axis welding robot (6) is provided with a blanking mechanism; the transverse feeding mechanism (4) comprises at least two guide rails (7) which are transversely arranged, the guide rails (7) are longitudinally arranged at intervals, and a blanking frame (8) which is arranged along the length direction of each guide rail (7) is arranged on one side of each guide rail (7); a placing table (11) is longitudinally arranged between the guide rail (7) and the welding table (1), a sliding plate (12) sliding along the length direction of the guide rail (7) is arranged on the placing table (11), and a plurality of groups of material conveying mechanisms corresponding to the guide rail (7) one by one are arranged on the sliding plate (12); each group of material conveying mechanisms comprises at least one group of symmetrically arranged conveying wheels (15), and the guide rails (7) are positioned on the symmetry line of the conveying wheels.
2. The automatic welding equipment applied to the curtain wall framework of claim 1 is characterized in that: the sliding plate (12) is internally and rotatably provided with a screw rod (13) arranged along the length direction of the sliding plate, and the sliding plate (12) is provided with a plurality of guide grooves (122) which correspond to the guide rails (7) one by one; a group of chassis (14) which are symmetrically arranged and are in threaded connection with the screw rod (13) is arranged in each guide groove (122) in a sliding mode, and the thread turning directions of the two chassis (14) in each group and the screw rod (13) in threaded connection are opposite; conveying wheels (15) symmetrically arranged in each group of conveying mechanisms are respectively rotatably arranged on the two chassis (14), and the rotating axes of the conveying wheels are vertically arranged.
3. The automatic welding equipment applied to the curtain wall framework is characterized in that according to claim 1 or 2: the blanking frame (8) comprises a material storage frame (9) which is obliquely arranged on one side of the guide rail (7), and one end of the material storage frame close to the guide rail (7) is a lower end; storage frame (9) are equipped with respectively along its incline direction setting and the spacing groove (91) that run through at guide rail (7) length direction's both ends, just spacing groove (91) are close to being equipped with dam device of guide rail (7).
4. The automatic welding equipment applied to the curtain wall framework, according to claim 3, is characterized in that: the material blocking device comprises a baffle (10) which is arranged at the penetrating position of the limiting groove (91) in a sliding mode along the length direction of the limiting groove (91), and a first cylinder (101) for driving the baffle to slide is connected to the baffle (10).
5. The automatic welding equipment applied to the curtain wall framework of claim 1 is characterized in that: the positioning mechanism comprises a first limiting plate (17) and a second limiting plate (18), the first limiting plate (17) and the second limiting plate (18) are respectively arranged on the welding table (1) and are close to one side of the six-axis welding robot (6), the second limiting plate is close to one side of the blanking mechanism, the first limiting plate (17) and the second limiting plate (18) are respectively arranged along the length direction of the side where the first limiting plate and the second limiting plate are located, and magnets (30) are respectively embedded in the first limiting plate; and a second air cylinder (181) for driving the second limiting plate (18) to slide up and down is connected below the second limiting plate.
6. The automatic welding equipment applied to the curtain wall framework, according to claim 5, is characterized in that: unloading mechanism includes along gliding pneumatic clamping jaw (22) of perpendicular to second limiting plate (18) length direction, just pneumatic clamping jaw (22) below is equipped with the frame (23) that connects that up end and welding bench (1) up end flush.
7. The automatic welding equipment applied to the curtain wall framework, according to claim 6, is characterized in that: guide frames (19) arranged along the sliding direction of the pneumatic clamping jaw (22) are respectively arranged on two sides of the welding table (1), sliding grooves (191) arranged along the length direction of the guide frames are formed in the two guide frames (19), and screws (20) arranged along the length direction of the sliding grooves are positioned and rotatably installed in the sliding grooves (191); sliding installation has L type connecting plate (21) with screw rod (20) threaded connection in sliding groove (191), the free end of L type connecting plate (21) is close to welding bench (1), just pneumatic clamping jaw (22) are fixed at the free end of L type connecting plate.
8. The automatic welding equipment applied to the curtain wall framework, according to claim 7, is characterized in that: the material receiving frame (23) comprises a material receiving plate (24) arranged between the two guide frames (19) along the length direction of the guide frames (19); the four corners of the lower end face of the material receiving plate (24) are respectively provided with a supporting leg (25) of a telescopic structure, a tension spring (26) fixed between the lower end face of the material receiving plate (24) and the lower end of the supporting leg (25) is sleeved outside the supporting leg (25), and in a normal state, the upper end face of the material receiving plate (24) is flush with the upper end face of the welding table (1).
9. The automatic welding equipment applied to the curtain wall framework of claim 8 is characterized in that: the bottom of the supporting leg (25) is provided with a universal wheel (251), and a discharge hole (192) matched with the material receiving frame (23) is formed below the sliding groove (191) on the guide frame (19).
10. The automatic welding equipment applied to the curtain wall framework of claim 1 is characterized in that: the welding table (1) is provided with a plurality of transverse supporting blocks (2) and a plurality of longitudinal supporting blocks (3) in a rectangular array mode, and the transverse supporting blocks (2) and the longitudinal supporting blocks (3) are arranged in a staggered mode.
CN201810926062.3A 2018-08-15 2018-08-15 Automatic welding equipment applied to curtain wall framework Active CN109079370B (en)

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CN110821113A (en) * 2019-10-18 2020-02-21 同济大学 Automatic installation method of curtain wall plate robot
CN111112905A (en) * 2019-11-23 2020-05-08 江苏诺米新材料科技有限公司 Back welding method and welding table for aluminum curtain wall plate
CN110977272A (en) * 2019-12-17 2020-04-10 天邑昊建筑装饰工程有限公司 Auxiliary welding equipment for curtain wall installation and construction
CN112440110A (en) * 2020-11-13 2021-03-05 厦门金新展示架有限公司 Metal display rack production process and equipment thereof

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JP3351753B2 (en) * 1998-11-26 2002-12-03 本田技研工業株式会社 Automatic welding system for body frames such as motorcycles
CN103302391B (en) * 2013-05-13 2015-06-03 浙江兄弟之星汽配有限公司 Automatic spot welding machine
CN103934564B (en) * 2014-04-18 2016-03-02 唐山轨道客车有限责任公司 Air-conditioner set seat automatic spot frock, device and method
CN104551461B (en) * 2014-12-15 2016-04-27 张家港江苏科技大学产业技术研究院 A kind of feeding device of many stock boards
CN206435848U (en) * 2016-12-06 2017-08-25 山东伊莱特重工股份有限公司 A kind of automatic blanking system
CN206764180U (en) * 2017-05-24 2017-12-19 浙江吉盛机械有限公司 A kind of showcase hanger rapid processing equipment

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