CN116851994B - Industrial welding robot - Google Patents
Industrial welding robot Download PDFInfo
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- CN116851994B CN116851994B CN202311132239.XA CN202311132239A CN116851994B CN 116851994 B CN116851994 B CN 116851994B CN 202311132239 A CN202311132239 A CN 202311132239A CN 116851994 B CN116851994 B CN 116851994B
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- welding
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- slag
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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 for a procedure covered by only one of the other main groups of this subclass
- B23K37/02—Carriages for supporting the welding or cutting element
- B23K37/0252—Steering means
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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 for a procedure covered by only one of the other main groups of this subclass
-
- 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 for a procedure covered by only one of the other main groups of this subclass
- B23K37/02—Carriages for supporting the welding or cutting element
- B23K37/0247—Driving means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25J—MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
- B25J11/00—Manipulators not otherwise provided for
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25J—MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
- B25J18/00—Arms
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Robotics (AREA)
- Arc Welding In General (AREA)
Abstract
The invention discloses an industrial welding robot, which comprises a mechanical arm and a welding structure arranged at an execution end of the mechanical arm, wherein a welding seat is further arranged on one side of the mechanical arm, a control host is arranged between the mechanical arm and the welding seat, and the welding structure comprises a welding gun and a welding slag welding fume cleaning sleeve arranged outside the welding gun. This industrial welding robot, through set up welding slag welding fume clearance cover in welder outside, can be along welder natural gliding in order to be close to work piece machined surface, but its inboard is inhaled in welding process, and then inhale welding slag and welding fume, but frame selection welding area and collect the welding slag, and then avoid the welding slag to fall the work piece surface, saved subsequent cleaning work, can also reduce the smoke and dust simultaneously, and the chassis that outside bottom set up can blow downwards, can blow the dirt before the welding track, guarantee the cleanness of welding seam, and the welding seam after the relative face can blow the cooling for its solidification, a blowing is inhaled and is effectively improved welding environment and quality.
Description
Technical Field
The invention relates to the technical field of welding robots, in particular to an industrial welding robot.
Background
Welding is a manufacturing technology which permanently connects materials and becomes a structure with a given function, almost all products, from hundreds of thousands of tons of giant wheels to microelectronic elements less than 1 gram, depend on the welding technology to different degrees in production, and the welding has penetrated into various fields of manufacturing industry, directly influences the quality, reliability and service life of the products, and the cost, efficiency and market reaction speed of the production, and the existing welding robot can generate a lot of welding slag when welding, drop on workpieces and influence the quality of the workpieces.
Chinese patent CN112976002B discloses an industrial automation welding robot, sets up oiling mechanism, pushes the oil in the oil tank into first cylinder and second cylinder through the oil pump, then reach on the sponge cover through a plurality of oil outlet, first cylinder and second cylinder rotate with oil smear on the work piece after the welding is accomplished, follow-up only need wipe can wipe the welding slag on the work piece, the welding slag on the work piece surface of being convenient for clearance, improves the surface quality of work piece.
The device is convenient for follow-up clearance work piece surface welding slag that drops through adopting the mode of brushing oil in advance on the work piece surface, but the device needs to consume more oil on the one hand, has improved the cost, and follow-up still need wipe, wash deoiling and dry operation to the work piece surface, has further increased processing step and processing cycle, is unfavorable for the welding process in batches.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides an industrial welding robot, which solves the problems that the welding slag is difficult to clean after falling onto the surface of a workpiece, and the prior art adopts an oil brushing mode to treat, so that the steps and the processing period are increased.
In order to achieve the above purpose, the invention is realized by the following technical scheme: the industrial welding robot comprises a mechanical arm and a welding structure arranged at the execution end of the mechanical arm, wherein a welding seat is further arranged on one side of the mechanical arm, a control host is arranged between the mechanical arm and the welding seat, the welding structure comprises a welding gun and a welding slag welding fume cleaning sleeve arranged outside the welding gun, a top cover sleeved outside the welding gun and axially sliding along the welding gun is connected with the top of the welding slag welding fume cleaning sleeve in a threaded manner, the welding slag welding fume cleaning sleeve is of an inverted cone-shaped cylinder structure, an air guide structure for sucking welding slag welding fume by the inner wall of the welding slag welding fume cleaning sleeve is arranged on the inner wall of the welding slag welding fume cleaning sleeve, a chassis is fixedly connected to the bottom of the welding slag welding fume cleaning sleeve, an annular cavity is formed by upward bending the outer side wall of the chassis, an air guide ring is arranged in the annular cavity, a plurality of inclined holes with the bottom inclined towards the periphery are formed in the air guide ring, air blowing holes are formed in the bottom of the chassis corresponding to the inclined holes, and a round hole is formed in the center of the chassis and the chassis is bent upwards to form a leakage-proof edge;
the welding slag welding fume cleaning sleeve comprises a welding slag welding fume cleaning sleeve body, wherein a welding slag welding fume cleaning sleeve is arranged on the left side of the welding slag welding fume cleaning sleeve body;
the periphery of top cap bottom is provided with the air duct that the bottom is close to air guiding structure top, guides the suction of double-deck air cock inlayer suction air current to air guiding structure inboard.
Preferably, the air guiding structure comprises an air guiding strip spirally fixed on the inner wall of the welding slag welding fume cleaning sleeve, the air guiding strip is composed of spiral sheets and arched spiral strips connected with the inner sides of the spiral sheets, gaps for welding fume to pass through but blocking welding slag are formed between the arched spiral strips, and a spiral airflow channel is formed between the arched spiral strips and the spiral sheets.
Preferably, the wind-guiding structure includes a plurality of wind-guiding pieces that the hoop distributes at welding slag welding fume clearance cover inner wall, the inboard of wind-guiding piece is provided with the metal string bag that blocks the welding slag, the metal string bag has plasticity, and its cross-section pressfitting is moulded to the cockscomb structure when installing in welding slag welding fume clearance cover inside, and the tooth point is the pocket up and is lived the welding slag.
Preferably, the top cover top is provided with an observation port for embedded welding of eye-protecting glass sheets, the inner side of the top cover is provided with a sliding sleeve sleeved outside a welding gun in a sliding manner, and a rubber ring for limiting the lowest height of the top cover is sleeved on the surface of the welding gun and below the sliding sleeve.
Preferably, the mechanical arm actuating end is fixedly connected with the mounting frame, and one side of the side face of the mounting frame is hinged with an arc-shaped pressing plate, and the other side of the arc-shaped pressing plate can be fixed on the surface of the mounting frame through screws and tightly presses the welding gun.
Preferably, the surface of double-deck air cock is provided with the bulge loop, can peg graft outward the double-deck air cock has the double-deck connector, the double-deck connector include with the inner tube of double-deck air cock inlayer grafting to and the cover is established at the outer outside outer tube of double-deck air cock, the embedded wave form sealing washer that is provided with the bulge loop block of inner surface of outer tube, inner tube tip and outer tube top communicate respectively has air exhaust hose and inflation hose, air exhaust hose and inflation hose all are connected with the exhaust end of the pump group of the suction and exhaust of installation on it respectively along the arm side.
Preferably, the welding seat comprises a bottom box, an adjustable supporting table is fixedly connected to the top of the bottom box, an impurity collecting box capable of being pulled out from one side is arranged below the inner portion of the bottom box, an air suction assembly is fixedly connected to the top of one side of the inner portion of the bottom box, and impurities in the air suction assembly can be sucked through the bottom of the adjustable supporting table.
Preferably, the adjustable supporting bench comprises a transmission case fixedly connected to the top of the bottom case, four groups of placing tables are arranged on the top of the transmission case in an axisymmetric sliding manner, sliding strips penetrating through the top of the transmission case are fixedly connected to the bottom of the placing tables, sliding grooves guiding sliding tracks of the sliding strips are formed in the top of the transmission case, connecting frames limiting upward movement of the sliding strips of the placing tables are fixedly connected to the bottoms of the sliding strips of the placing tables, rack pushing frames are fixedly connected to the bottoms of the connecting frames, gears meshed with rack portions of the four groups of rack pushing frames are rotationally connected to the center of gravity of the transmission case, a servo gear motor is fixedly connected to the bottom of the transmission case and penetrates through positioning rods of the rack portions of the rack pushing frames, and limiting grooves matched with the positioning rods are formed in the rack portions of the rack pushing frames.
Preferably, the outer edge of placing the bench top upwards is provided with the upper edge, the upper edge all cavity sets up with placing the bench, and two sets of adjacent placing the bench and upper edge inside common sliding connection has L type baffle, the upper edge is enclosed with L type baffle cooperation and is placed the bench top, the fretwork hole that supplies impurity and air current to pass has all been seted up to the transmission case upper and lower surface.
Preferably, the induced draft subassembly includes the fan of fixed connection at the base box inner wall and outwards airing exhaust, the inlet end fixedly connected with filter screen of fan, the top fixedly connected with stay cord of filter screen, and stay cord bottom corresponds filter screen central point put fixedly connected with iron ball, just be located the fan left side between the lateral wall around the base box and rotate and be connected with the pivot, the pivot front end extends to the outside of base box and fixedly connected with cap soon, the position that the pivot surface corresponds the iron ball is through fixing base fixedly connected with the magnetic path that can adsorb the iron ball.
The invention provides an industrial welding robot. Compared with the prior art, the method has the following beneficial effects:
1. this industrial welding robot, through set up welding slag welding fume clearance cover in welder outside, can be along welder natural gliding in order to be close to work piece machined surface, but its inboard is inhaled in welding process, and then inhale welding slag and welding fume, but frame selection welding area and collect the welding slag, and then avoid the welding slag to fall the work piece surface, saved subsequent cleaning work, can also reduce the smoke and dust simultaneously, and the chassis that outside bottom set up can blow downwards, can blow the dirt before the welding track, guarantee the cleanness of welding seam, and the welding seam after the relative face can blow the cooling for its solidification, a blowing is inhaled and is effectively improved welding environment and quality.
2. This industrial welding robot, but the guide air current of air-guiding structure evenly distributed, suction dispersion is convenient for comprehensive absorption smoke and dust and welding slag, and through setting up the air-guiding structure of two types, the air-guiding structure that spiral wind-guiding strip constitutes can directly fix at welding slag welding fume clearance cover inner wall, need not to dismantle, its clearance can block great welding slag, the welding slag of surface adhesion also is convenient for brush down, less welding slag can be followed the spiral air current and absorbed together and filtered, and the cooperation of wind-guiding piece and metal string bag can separate and collect more fine welding slag, also be convenient for take out simultaneously and expand clean and change, both forms can be selected as required.
3. This industrial welding robot uses to connect pipeline and welding slag welding fume cleaning sleeve through setting up double-deck air cock cooperation double-deck connector, utilizes the block of wave form sealing washer and bulge loop, only needs simple grafting operation can stabilize sealing connection, can guarantee the reposition of redundant personnel of business turn over air current simultaneously, easy operation convenient to use.
4. This industry welding robot, but through setting up the welding seat top to four sets of axisymmetric foldingly or the platform of placing of separation, utilize the meshing transmission structure of bottom, only need control servo gear motor drive gear and turn to can make four simultaneously place the platform synchronous movement, can realize the scope that butt welding seat top supported the work piece, can place the work piece of bigger area under the unchangeable circumstances of area, the welding operation of more specification work pieces of being convenient for has improved the commonality.
5. This industrial welding robot sets up the upper edge all around through placing the bench top to slide between four sets of bench that place and set up L type baffle, it all can block to place around the bench to place along the cooperation in-process L type baffle all to close with the upper edge, impurity that drops all around from the work piece in the course of working also can effectually be framed, avoid spilling to external ground at will, only need simple suction of the cooperation below subassembly that induced drafts after processing ends, can be convenient concentrate the collection to impurity, and utilize the pivot that the fan side set up, the magnetic path, stay cord and structure cooperation such as iron ball, only need simple rotation pivot can realize adsorbing then getting rid of the effect of iron ball, the pendulum power after utilizing the iron ball to break away from the magnetic path can strike the filter screen and realize its shake effect, and then can promote the drop of impurity that adheres to on it, the effect that external operation can clear up the inside filter screen of equipment has been realized, and is easy operation is convenient.
Drawings
FIG. 1 is a front view of the overall structure of the present invention;
FIG. 2 is a front view of a welded structure of the present invention;
FIG. 3 is a cross-sectional view of a first embodiment of the weld configuration of the present invention;
FIG. 4 is a cross-sectional view of a second embodiment of the weld configuration of the present invention;
FIG. 5 is an enlarged view of a portion of the invention at A in FIG. 4;
FIG. 6 is an exploded view of a second embodiment of the weld configuration of the present invention;
FIG. 7 is a cross-sectional view of the weld base of the present invention;
FIG. 8 is a top view of the weld base of the present invention in a collapsed state;
FIG. 9 is a top view of the weld base of the present invention in an expanded state;
FIG. 10 is a bottom view of the inventive placement platform and its bottom structure;
FIG. 11 is an enlarged view of a portion of the invention at B in FIG. 10;
FIG. 12 is a perspective view of an L-shaped baffle of the present invention;
figure 13 is a front view of the suction assembly of the present invention.
In the figure: 1-mechanical arm, 2-welding structure, 21-welding gun, 22-welding slag welding fume cleaning sleeve, 23-top cover, 24-air guiding structure, 241-air guiding strip, 242-air guiding sheet, 243-metal net bag, 25-chassis, 26-air guiding ring, 27-inclined hole, 28-double-layer air nozzle, 29-air flue, 210-air guiding barrel, 212-welding eye-protecting glass sheet, 211-sliding sleeve, 213-mounting frame, 214-arc pressing plate, 215-convex ring, 216-double-layer connector, 2161-inner pipe, 2162-outer pipe, 2163-wave-shaped sealing ring, 217-air pumping hose, 218-inflating hose, 3-welding seat, 31-bottom box, 32-adjustable supporting table, 321-transmission box, 322-placing table, 323-sliding strip, 324-sliding chute, 325-connecting frame, 326-rack pushing frame, 327-gear, 328-servo speed reducing motor, 329-positioning rod, 3210-limiting groove, 3211-upper edge, 3212-L-shaped baffle, 3213-hollow hole, 33-collecting box, 34-fan, 342-fan, 346-rotating shaft, 346-main machine, and main machine.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The invention provides five technical schemes:
fig. 1-6 show a first embodiment: the industrial welding robot comprises a mechanical arm 1 and a welding structure 2 arranged at the execution end of the mechanical arm, a welding seat 3 is further arranged on one side of the mechanical arm 1, a control host 4 is arranged between the mechanical arm 1 and the welding seat 3, the welding structure 2 comprises a welding gun 21 and a welding slag welding fume cleaning sleeve 22 arranged outside the welding gun 21, a top cover 23 sleeved outside the welding gun 21 and axially sliding along the welding gun is connected with the top of the welding slag welding fume cleaning sleeve 22 in a threaded manner, the welding slag welding fume cleaning sleeve 22 is of an inverted cone-shaped cylinder structure, an air guide structure 24 attached to the inner wall and used for sucking welding slag welding fume is arranged on the inner wall of the welding slag welding fume cleaning sleeve 22, a chassis 25 is fixedly connected to the bottom of the welding slag welding fume cleaning sleeve 22, an annular cavity is formed by bending the outer side of the chassis 25 upwards, a plurality of inclined holes 27 with the bottom inclined to the periphery are formed in the annular cavity, the bottom of the air guide ring 26 is correspondingly provided with air blowing holes, the thickened inclined holes 27 are formed in the bottom of the chassis 25, the inclined holes 27 are convenient to form enough thickness, the inclined holes 27 can be better controlled in the control direction, the dust can be blown out to the center of the chassis 25 along the round hole, and the dust can be prevented from splashing along the surface of the round hole;
the top of the left side of the welding slag welding fume cleaning sleeve 22 is connected with a double-layer air nozzle 28, the inner layer of the double-layer air nozzle 28 is communicated with the inner cavity of the welding slag welding fume cleaning sleeve 22, and the outer wall of the welding slag welding fume cleaning sleeve 22 is fixedly connected with an air passage 29, two ends of which are communicated with the outer layer of the double-layer air nozzle 28 and the annular cavity of the chassis 25;
the periphery of top cap 23 bottom is provided with the bottom and is close to the air duct 210 at air-guiding structure 24 top, with the suction that double-deck air cock 28 inlayer absorbed the air current guide to air-guiding structure 24 inboard, top cap 23 top is equipped with the viewing aperture of embedded welding eye-protecting glass piece 211, set up the viewing aperture and be convenient for artifical at any time observe inside welding condition in the welding process, top cap 23 inboard is provided with the sliding sleeve 212 of sliding sleeve setting outside welder 21, the surface of welder 21 just is located the cover of sliding sleeve 212 below and is equipped with the rubber ring of restriction top cap 23 minimum height, the rubber ring can manually push to different heights as required.
The actuating end of the mechanical arm 1 is fixedly connected with a mounting frame 213, one side of the side face of the mounting frame 213 is hinged with an arc-shaped pressing plate 214, and the other side of the arc-shaped pressing plate 214 can be fixed on the surface of the mounting frame 213 through screws and tightly presses the welding gun 21.
Through set up welding slag welding fume clearance cover 22 in welder 21 outside, can follow welder 21 natural gliding in order to be close to the work piece machined surface, but its inboard in the welding process breathes in, and then with welding slag and welding fume suction, but the frame selects the welding region and collects the welding slag, and then avoid the welding slag to fall the work piece surface, saved subsequent cleaning work, can also reduce the smoke and dust simultaneously, and chassis 25 that outside bottom set up can blow downwards, can blow the dirt before the welding track, guarantee the cleanness of welding seam, and the welding seam after the relative face can blow the cooling of blowing for its solidification, a blowing is inhaled and is effectively improved welding environment and quality.
Fig. 3-4 and 6 show a second embodiment, which differs from the first embodiment mainly in that: the air guiding structure 24 comprises air guiding strips 241 which are spirally fixed on the inner wall of the welding slag welding fume cleaning sleeve 22, the air guiding strips 241 are composed of spiral sheets and arched spiral strips connected with the inner sides of the spiral sheets, gaps for welding fume to pass through but blocking welding slag are formed between the arched spiral strips, and spiral airflow channels are formed between the arched spiral strips and the spiral sheets.
The air guiding structure 24 comprises a plurality of air guiding sheets 242 which are circumferentially distributed on the inner wall of the welding slag welding fume cleaning sleeve 22, a metal net bag 243 for blocking welding slag is arranged on the inner side of the air guiding sheets 242, the metal net bag 243 has plasticity, the section of the metal net bag 243 is pressed and molded into a saw-tooth shape when being arranged inside the welding slag welding fume cleaning sleeve 22, the tooth tips of the metal net bag 243 are upward to bag the welding slag, folds can be pressed out at the bending part, and the metal net bag 243 can be contracted and recovered after being unfolded.
The air guide structure 24 can evenly disperse the guide air flow, the suction disperses and is convenient for comprehensively absorb smoke dust and welding slag, and through setting up the air guide structure 24 of two types, the air guide structure 24 that spiral air guide strip 241 constitutes can directly be fixed at welding slag welding fume cleaning sleeve 22 inner wall, need not to dismantle, its clearance can block great welding slag, the welding slag of surface attachment also is convenient for brush down, less welding slag can be filtered along with spiral air flow is taken away together, and the cooperation of air guide piece 242 and metal string bag 243 can separate and collect more fine welding slag, the while is also convenient for take out and expand clean and change, both types can be selected as required.
Fig. 2 and 5 show a third embodiment, which differs from the second embodiment mainly in that: the outer surface of the double-layer air cock 28 is provided with a convex ring 215, the double-layer air cock 28 can be externally inserted with a double-layer connector 216, the double-layer connector 216 comprises an inner tube 2161 which is inserted with the inner layer of the double-layer air cock 28, and an outer tube 2162 which is sleeved outside the outer layer of the double-layer air cock 28, a wave-shaped sealing ring 2163 which is clamped with the convex ring 215 is embedded in the inner surface of the outer tube 2162, the end part of the inner tube 2161 and the top part of the outer tube 2162 are respectively communicated with an air suction hose 217 and an air charging hose 218, and the air suction hose 217 and the air charging hose 218 are respectively connected with the air suction end of an air suction and exhaust pump set arranged on the mechanical arm 1 along the side surface of the mechanical arm 1.
Through setting up double-deck air cock 28 cooperation double-deck connector 216 and using to connect pipeline and welding slag welding fume cleaning sleeve 22, utilize wave form sealing washer 2163 and convex ring 215's block, only need simple grafting operation can stabilize sealing connection, can guarantee the reposition of redundant personnel of business turn over air current simultaneously, easy operation convenient to use.
Fig. 7-11 show a fourth embodiment, which differs from the third embodiment mainly in that: the welding seat 3 comprises a bottom box 31, an adjustable supporting table 32 is fixedly connected to the top of the bottom box 31, an impurity collecting box 33 capable of being pulled out from one side is arranged below the inner part of the bottom box 31, an air suction assembly 34 is fixedly connected to the top of one side inside the bottom box 31, and the air suction assembly 34 can penetrate through the bottom of the adjustable supporting table 32 to suck impurities in the bottom.
The adjustable supporting table 32 comprises a transmission case 321 fixedly connected to the top of the bottom case 31, four groups of placing tables 322 are axially symmetrically arranged at the top of the transmission case 321 in a sliding manner, sliding strips 323 penetrating through the top of the transmission case 321 are fixedly connected to the bottom of the placing tables 322, sliding grooves 324 guiding sliding tracks of the sliding strips 323 are formed in the top of the transmission case 321, connecting frames 325 limiting upward movement of the sliding strips 323 of each placing table 322 are fixedly connected to the bottom of each sliding strip 323, and rack pushing frames 326 are fixedly connected to the bottom of each connecting frame 325.
The center of gravity in the transmission case 321 is rotationally connected with a gear 327 which is meshed with the rack parts of the four groups of rack pushing frames 326 at the same time, the bottom of the transmission case 321 is fixedly connected with a servo gear motor 328 which drives the gear 327 to rotate, a positioning rod 329 which penetrates through the rack parts of the rack pushing frames 326 is longitudinally and fixedly connected in the transmission case 321, a limiting groove 3210 which is matched with the positioning rod 329 is formed in the rack parts of the rack pushing frames 326, and the positioning rod 329 is used for positioning the moving track of the rack pushing frames 326 so as to keep meshing with the gear 327 and not to be separated.
Through setting up the welding seat 3 top into four sets of axisymmetric folds or separate place the platform 322, utilize the meshing transmission structure of bottom, only need control servo gear motor 328 drive gear 327 and turn to can make four place the platform 322 synchronous movement simultaneously, can realize the scope that the welding seat 3 top supported the work piece, can place the work piece of bigger area under the unchangeable circumstances of area, the welding operation of more specification work pieces of being convenient for has improved the commonality.
Fig. 8-9 and 12-13 show a fifth embodiment, which differs from the fourth embodiment mainly in that: place bench 322 top outward along upwards being provided with upper edge 3211, upper edge 3211 and place bench 322 all cavity setting, and two adjacent groups place bench 322 and upper edge 3211 inside common sliding connection have L type baffle 3212, upper edge 3211 and L type baffle 3212 cooperation enclose and place bench 322 top surface, and hollow hole 3213 that supplies impurity and air current to pass has all been seted up to transmission case 321 upper and lower surface, and transmission case 321 bottom can set up great hollow hole 3213 as far as possible, the pass of impurity of being convenient for.
The air suction assembly 34 comprises a fan 341 fixedly connected to the inner wall of the bottom box 31 and exhausting air outwards, the air inlet end of the fan 341 is fixedly connected with a filter screen 342, the top of the filter screen 342 is fixedly connected with a pull rope 343, the bottom end of the pull rope 343 is fixedly connected with an iron ball 344 corresponding to the central position of the filter screen 342, a rotating shaft 345 is rotatably connected between the front side wall and the rear side wall of the bottom box 31 and positioned at the left side of the fan 341, the front end of the rotating shaft 345 extends to the outside of the bottom box 31 and is fixedly connected with a rotating cap, and the position of the surface of the rotating shaft 345 corresponding to the iron ball 344 is fixedly connected with a magnetic block 346 capable of adsorbing the iron ball 344 through a fixed seat.
Through setting up the upper edge 3211 around placing the bench 322 top to slide between four sets of bench 322 and set up L type baffle 3212, it all can block to place around bench 322 with upper edge 3211 cooperation in the bench 322 separation foling process to place, can also effectually by the frame from the impurity that drops around the work piece in the course of working, avoid spilling at will to external ground, only need simple suction of cleaning cooperation below induced draft subassembly 34 after processing is finished, can be convenient concentrate the collection to impurity, and utilize the pivot 345 that fan 341 side set up, the magnet 346, stay cord 343 and structure cooperation such as iron ball 344, only need simple rotation pivot 345 can realize adsorbing then get rid of the effect of iron ball 344, the pendulum power after utilizing iron ball 344 to break away from the magnet 346 can strike filter screen 342 and realize its shake effect, and then can promote the drop of the impurity that is attached to it, the effect of cleaning up inside filter screen 342 of equipment of external operation has been realized, and is easy operation is convenient.
Meanwhile, the contents which are not described in detail in the specification belong to the prior art known to the person skilled in the art, and model parameters of each electric appliance are not particularly limited and conventional equipment can be used.
When in use, a workpiece to be processed is firstly placed on the welding seat 3, if the workpiece is larger than the top size of the welding seat 3, the servo gear motor 328 is controlled to work first to drive the gear 327 to rotate, so that the four groups of rack pushing frames 326 are pushed to slide outwards, the connecting frames 325 are utilized to push the sliding strips 323, the four groups of placing tables 322 are simultaneously separated outwards to a proper size, and then the workpiece is placed.
The mechanical arm 1 is controlled to drive the welding structure 2 to move to the top of a workpiece, then the welding gun 21 is started to weld, an air pumping and exhausting pump set on the mechanical arm 1 is controlled to work, air in the welding slag and welding fume cleaning sleeve 22 is pumped through the air pumping hose 217, the double-layer connector 216 and the double-layer air tap 28, suction force is concentrated on the inner side of the air guiding structure 24 by utilizing the guidance of the air duct 210, welding slag and welding fume are sucked at the same time, the welding slag is blocked by a gap of the air guiding strip 241 or the metal net 243, smoke dust is pumped out for treatment, and meanwhile the air pumping hose 218 blows air into the chassis 25 through the double-layer connector 216, the double-layer air tap 28 and the air duct 29, air is blown out from the bottom, on one hand, and on the other hand, the welding seam before welding track blows dust, and on the other hand, the welded seam is cooled.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. The utility model provides an industrial welding robot, includes the welded structure of arm and execution end installation thereof, arm one side still is provided with the welding seat, be provided with the control host computer between arm and the welding seat, its characterized in that: the welding structure comprises a welding gun and a welding slag welding fume cleaning sleeve arranged outside the welding gun, wherein a top cover which is sleeved outside the welding gun and axially slides along the welding gun is connected with the top screw thread of the welding slag welding fume cleaning sleeve, the welding slag welding fume cleaning sleeve is of an inverted cone-shaped cylinder structure, the inner wall of the welding slag welding fume cleaning sleeve is provided with an air guide structure which is attached to the inner wall and used for sucking welding slag welding fume, the bottom of the welding slag welding fume cleaning sleeve is fixedly connected with a chassis, the outer side of the chassis is bent upwards to be fixedly connected with the outer side wall of the welding slag welding fume cleaning sleeve to form an annular cavity, an air guide ring is arranged in the annular cavity, a plurality of inclined holes with the bottom inclined to the periphery are formed in the interior of the air guide ring, air blowing holes are formed in the bottom of the chassis corresponding to the inclined holes, and a round hole is formed in the center of the chassis and bent upwards to form a leakage-proof edge;
the welding slag welding fume cleaning sleeve comprises a welding slag welding fume cleaning sleeve body, wherein a welding slag welding fume cleaning sleeve is arranged on the left side of the welding slag welding fume cleaning sleeve body;
an air duct with the bottom end close to the top of the air guide structure is arranged on the periphery of the bottom of the top cover, and the suction force of the air flow sucked by the inner layer of the double-layer air nozzle is guided to the inner side of the air guide structure;
the outer surface of the double-layer air tap is provided with a convex ring, the double-layer connector can be inserted outside the double-layer air tap, the double-layer connector comprises an inner pipe inserted with the inner layer of the double-layer air tap and an outer pipe sleeved outside the outer layer of the double-layer air tap, the inner surface of the outer pipe is internally provided with a wave-shaped sealing ring clamped with the convex ring in an embedded manner, the end part of the inner pipe and the top of the outer pipe are respectively communicated with an air suction hose and an air inflation hose, and the air suction hose and the air inflation hose are respectively connected with the air suction and exhaust end of an air suction and exhaust pump set arranged on the air suction hose and the air inflation hose along the side surfaces of the mechanical arm;
the welding seat comprises a bottom box, an adjustable supporting table is fixedly connected to the top of the bottom box, an impurity collecting box capable of being pulled out from one side is arranged below the inner part of the bottom box, an air suction assembly is fixedly connected to the top of one side of the inner part of the bottom box, and impurities in the air suction assembly can be sucked through the bottom of the adjustable supporting table;
the adjustable supporting table comprises a transmission box fixedly connected to the top of a bottom box, four groups of placing tables are axially symmetrically and slidingly arranged at the top of the transmission box, sliding strips penetrating through the top of the transmission box are fixedly connected to the bottoms of the placing tables, sliding grooves for guiding sliding tracks of the sliding strips are formed in the tops of the transmission box, connecting frames for limiting the sliding tracks of the sliding strips to move upwards are fixedly connected to the bottoms of the sliding strips of each placing table, rack pushing frames are fixedly connected to the bottoms of the connecting frames, gears meshed with rack portions of the four groups of rack pushing frames are rotationally connected to the center of gravity inside the transmission box, a servo gear motor for driving the gears to rotate is fixedly connected to the bottoms of the transmission box, positioning rods penetrating through the rack portions of the rack pushing frames are longitudinally and fixedly connected to the bottoms of the transmission box, limiting grooves matched with the positioning rods are formed in the rack portions of the rack pushing frames, an upper edge is upwards arranged on the top of the placing table, two adjacent groups of placing tables are all arranged in a hollow mode, L-shaped baffles are slidingly connected to the upper edge and the upper edge of the placing table together, the upper edge and the upper edge are matched with the L-shaped baffles to enclose the top surface of the placing table, and the upper surface of the transmission box is provided with hollow holes for impurities to pass through the lower surfaces of the transmission box;
the air guide structure comprises an air guide strip which is spirally fixed on the inner wall of the welding slag welding fume cleaning sleeve or a plurality of air guide sheets which are circumferentially distributed on the inner wall of the welding slag welding fume cleaning sleeve;
the air guide strip consists of spiral sheets and arched spiral strips connected with the inner sides of the spiral sheets, gaps for welding fume to pass through but blocking welding slag are formed between the arched spiral strips, and a spiral air flow channel is formed between the arched spiral strips and the spiral sheets;
the inner side of the air guide piece is provided with a metal net bag for blocking welding slag, the metal net bag has plasticity, the section of the metal net bag is pressed and molded into a saw-tooth shape when being arranged inside a welding slag welding fume cleaning sleeve, and the tooth tips are upward to bag the welding slag.
2. An industrial welding robot as claimed in claim 1, wherein: the top cover top is equipped with the viewing aperture of embedded welding eye-protecting glass piece, the top cover inboard is provided with the sliding sleeve that the slip cap was established outside welder, welder's surface and be located the cover of sliding sleeve below and be equipped with the rubber ring that restricts top cover minimum height.
3. An industrial welding robot as claimed in claim 1, wherein: the mechanical arm actuating end fixedly connected with mounting bracket, and mounting bracket side one side articulates there is the arc clamp plate, arc clamp plate opposite side accessible screw fixation compresses tightly welder at the mounting bracket surface.
4. An industrial welding robot as claimed in claim 1, wherein: the air suction assembly comprises a fan fixedly connected to the inner wall of the bottom box and exhausting air outwards, the air inlet end of the fan is fixedly connected with a filter screen, the top of the filter screen is fixedly connected with a pull rope, the bottom end of the pull rope is fixedly connected with an iron ball corresponding to the center position of the filter screen, a rotating shaft is connected between the front side wall and the rear side wall of the bottom box and positioned on the left side of the fan in a rotating mode, the front end of the rotating shaft extends to the outer portion of the bottom box and is fixedly connected with a rotating cap, and the position, corresponding to the iron ball, of the surface of the rotating shaft is fixedly connected with a magnetic block capable of adsorbing the iron ball through a fixing seat.
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| CN202311132239.XA CN116851994B (en) | 2023-09-05 | 2023-09-05 | Industrial welding robot |
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| CN202311132239.XA CN116851994B (en) | 2023-09-05 | 2023-09-05 | Industrial welding robot |
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| CN116851994A CN116851994A (en) | 2023-10-10 |
| CN116851994B true CN116851994B (en) | 2023-12-12 |
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