Boiler steel structure plate beam rib plate positioning and welding device and process

Abstract

The invention relates to the technical field of boiler steel structures, and provides a boiler steel structure plate beam rib plate positioning welding device and technology.The boiler steel structure plate beam rib plate positioning welding device comprises a workbench, a portal frame is slidably installed on the workbench, a second driving component is arranged on the portal frame, a transmission mechanism is arranged between the portal frame and the workbench, and a feeding frame and a storage box are arranged on the portal frame; the feeding frame is provided with a lower opening and a side opening, a third positioning mechanism is arranged on the fixed limiting plate and corresponds to the movable limiting plate, and a sixth driving component is arranged between the feeding frame and the fixed limiting plate. Automatic feeding and accurate positioning of the rib plate and the plate beam are completed, and automatic welding is achieved.

Description

TECHNICAL FIELD

[0001] The application belongs to the technical field of boiler steel structure, and particularly relates to a positioning and welding device and process for a plate beam rib plate of a boiler steel structure. BACKGROUND

[0002] In the manufacturing process of a boiler steel structure, the welding of a plate beam and a rib plate is a very critical link, and the welding quality and efficiency directly affect the overall structural strength and stability of the boiler.

[0003] At present, the traditional plate beam rib plate welding operation of a boiler steel structure mainly has the following problems: Low positioning accuracy: mostly relying on manual positioning and welding, workers need to adjust the relative position of the rib plate and the plate beam according to experience, which not only has low positioning efficiency, but also is difficult to ensure the consistency and accuracy of positioning, and is easy to cause large dimensional deviation of the welded structure, affecting the performance and safety of the boiler.

[0004] Low degree of automation: the loading process usually needs manual handling of the rib plate and the plate beam, which has high labor intensity and is easy to cause safety accidents, and the welding process also relies on manual operation, which is difficult to realize large-scale automatic production, has low production efficiency, and cannot meet the efficient and large-scale demand of modern industry for boiler manufacturing.

[0005] Limited scope of application: for plate beams and rib plates of different specifications and thicknesses, the traditional welding device and process often need a lot of adjustment and replacement of tool clamps, which has poor adaptability and is difficult to meet the diversified production demand. SUMMARY

[0006] Therefore, the application provides a positioning and welding device and process for a plate beam rib plate of a boiler steel structure, which realizes rapid positioning of the rib plate and the plate beam, completes automatic loading and accurate positioning of the rib plate and the plate beam, and realizes automatic welding.

[0007] The technical scheme is as follows: a boiler steel structure plate beam rib plate positioning and welding device, comprising a workbench, two parallel fixed positioning plates and a movable positioning plate are arranged on the workbench, the movable positioning plate is slidingly installed on the workbench, a first driving component is arranged between the two, the movable positioning plate is driven to move along the workbench, and the steel structure plate beam is clamped and positioned, characterized in that a gantry is slidingly installed on the workbench, a second driving component is arranged on the gantry, a transmission mechanism is arranged between the gantry and the workbench, the gantry is driven to move along the workbench by the transmission mechanism through the second driving component, the position of the gantry is automatically adjusted by controlling the second driving component, a feeding frame and a storage box are arranged on the gantry, the feeding frame is provided with a lower opening and a side opening, the lower opening is communicated with the workbench, and the side opening is communicated with the storage box, a lower support frame is slidingly installed on the feeding frame, a fifth driving component is arranged between the two, the lower support frame is driven to move along the feeding frame, and the lower opening is sealed, the rib plates are stored in the storage box, a first pushing plate is slidingly installed on the storage box, a third driving component is arranged between the first pushing plate and the storage box, the first pushing plate is pushed to move the rib plates in the storage box, a second pushing plate is slidingly installed in the storage box, and a fourth driving component is arranged between the second pushing plate and the storage box, the second pushing plate is driven to push the rib plates to enter the feeding frame through the side opening, a side positioning plate is arranged on the feeding frame, a first positioning mechanism is arranged on the side positioning plate and corresponds to the rib plates, a movable limiting plate is slidingly installed on the feeding frame, two parallel fixed clamping plates and a movable clamping plate are arranged on the movable limiting plate, a clamping mechanism is arranged on the movable limiting plate and used for driving the movable clamping plate to move and clamping and fixing the rib plates, a second positioning mechanism is arranged on the movable limiting plate and corresponds to the rib plates, the rib plates are clamped and fixed by the clamping mechanism through the second positioning mechanism, a fixed limiting plate is slidingly installed on the movable limiting plate, a third elastic component is arranged between the fixed limiting plate and the movable limiting plate, a third positioning mechanism is arranged on the fixed limiting plate and corresponds to the movable limiting plate and used for positioning the rib plates in the up-down direction of the plate beam, and a sixth driving component is arranged between the feeding frame and the fixed limiting plate and used for driving the movable limiting plate to move.

[0008] Preferably, a plurality of linearly and uniformly distributed second sliding grooves are arranged on the workbench and have a 'concave' cross section, a second sliding frame is fixedly arranged on the movable positioning plate and slidingly installed in the second sliding grooves and has a 'convex' cross section, an installation plate is fixedly arranged at the lower end of the second sliding frame, and the second driving component is installed on the workbench through a bolt and a nut and is connected and fixed with the installation plate through a bolt and a nut.

[0009] As preferred, two symmetrical first sliding grooves are formed on the workbench, and the cross section is in the shape of 'concave', the first sliding frame is fixedly arranged on the gantry and slidably installed in the first sliding groove, and the cross section is in the shape of 'convex', the transmission mechanism comprises a straight rack fixedly installed on the workbench, and the second driving part is installed on the gantry through bolts and nuts, and the power shaft is provided with a transmission gear which is in gear engagement with the straight rack gear.

[0010] As preferred, the workbench is provided with a controller and a laser ranging sensor, the second driving part, the first driving part and the laser ranging sensor are electrically connected with the controller, the rotation time and the rotation number of the second driving part are controlled through the controller, the gantry is controlled to move at a fixed distance, and the moving distance of the gantry is detected in real time through the laser ranging sensor.

[0011] As preferred, the bottom of the feeding frame is provided with a third sliding groove which extends to both sides of the lower opening, the feeding frame is provided with a fourth sliding groove which is in communication with the third sliding groove, the lower support frame is provided at both ends with a third sliding frame which is slidably installed in the third sliding groove, the lower end of the lower support frame is provided with a fourth sliding frame which is slidably installed in the fourth sliding groove, and the fifth driving part is installed on the feeding frame through bolts and nuts, and the power end is fixedly connected with the fourth sliding frame.

[0012] As preferred, the first positioning mechanism comprises a positioning cavity, and a positioning plate is slidably installed in the positioning cavity, one end of the positioning plate is provided with a first detection contact, the other end of the positioning plate is provided with a positioning rod which slidably extends out of the positioning cavity, the positioning cavity is provided with a second detection contact which corresponds to the first detection contact, a first elastic component is arranged between the positioning plate and the positioning cavity, for driving the first detection contact away from the second detection contact, and the distance that the positioning rod extends out of the positioning cavity is equal to the distance between the first detection contact and the second detection contact. The second positioning mechanism and the third positioning mechanism are the same in structure as the first positioning mechanism.

[0013] As preferred, the feeding frame is provided with a second guide hole and an adjusting screw hole, the side positioning plate is fixedly provided with a second guide rod which is slidably and guideedly installed in the second guide hole, and the side positioning plate is rotatably provided with an adjusting bolt which is threadedly installed in the adjusting screw hole.

[0014] As preferred, the clamping mechanism comprises piston cavities fixedly installed on the moving limiting plate, and a piston plate is sealingly and slidingly installed in the piston cavities, and a piston rod extending out of the piston cavities is fixedly arranged on the piston plate, a second elastic component is arranged between the piston plate and the piston cavities, the number of the piston cavities is two, a cavity is arranged on the moving limiting plate, and the two piston cavities are sealingly communicated, an L-shaped support frame is fixedly arranged on the piston rod and connected with the moving clamping plate, a pump body is arranged on the moving limiting plate through a bolt and a nut, and the pump body is sealingly communicated with the cavity, a first guide hole and a mounting hole are arranged on the upper feeding frame, a first guide rod slidingly passing through the first guide hole is fixedly arranged on the fixed limiting plate, and the sixth driving component is installed in the mounting hole through a bolt and a nut, and the power end is connected with the fixed limiting plate.

[0015] As preferred, the upper feeding frame is provided with a spot welding mechanism for spot welding the rib plate and the plate beam at the lower end, a fifth sliding groove is arranged on the storage box and has a 'concave' cross section, a seventh driving component is installed on the upper feeding frame through a bolt and a nut, the power end of the seventh driving component is provided with a welding mounting frame, the welding mounting frame is provided with a fifth sliding frame slidingly installed in the fifth sliding groove and having a 'convex' cross section, and welding mechanisms are arranged at the two ends of the welding mounting frame for full welding of the plate beam and the rib plate.

[0016] A positioning and welding process for a boiler steel structure plate beam rib plate, Step one: the plate beam positioning workbench is positioned on the fixed positioning plate through the first driving component; Step two: the rib plate in the storage box is pushed out through the side opening into the upper feeding frame through the second pushing plate driven by the fourth driving component, the side surface of the rib plate is positioned with the inner side surface of the plate beam when the side surface of the rib plate contacts the first positioning mechanism, the side positioning plate is moved by the limiting bolt, and it is suitable for plate beams with different thicknesses; Step three: the fixed limiting plate and the moving limiting plate are synchronously moved by the sixth driving component, the upper end of the rib plate is positioned when the upper end of the rib plate contacts the second positioning mechanism, the rib plate is fixed between the moving clamping plate and the fixed clamping plate through the clamping mechanism, then the second pushing plate is reset through the fourth driving component, and the first pushing plate is moved through the third driving component, so that the rib plate in the storage box is automatically fed; Step four: the fixed limiting plate and the moving limiting plate are synchronously moved by the sixth driving component, the rib plate is moved along the lower opening, and the rib plate is slidingly pushed into the plate beam, the rib plate is moved up by the moving limiting plate, and the third positioning mechanism is started, so that the rib plate and the plate beam are quickly positioned, and the automatic feeding and accurate positioning of the rib plate and the plate beam are completed; Step five: the web plate is preliminarily positioned in the plate beam through a spot welding mechanism, the welding mounting frame is moved by starting the seventh driving part, the position of the welding mechanism is adjusted, the web plate is fully welded with the plate beam through the welding mechanism, and automatic feeding and full welding are synchronously performed.

[0017] After the above technical scheme is adopted, the beneficial effects of the present application are: The plate beam positioning workbench is positioned on the fixed positioning plate through the first driving part driving the moving positioning plate, the web plate in the storage box is pushed into the feeding frame through the side opening through the fourth driving part driving the second pushing plate, the side of the web plate is positioned with the inner side of the plate beam when the side of the web plate contacts the first positioning mechanism, the side positioning plate is moved through the limiting bolt, it is suitable for plate beams with different thicknesses, the fixed limiting plate and the moving limiting plate are synchronously moved through the sixth driving part, the upper end of the web plate is positioned when the upper end of the web plate contacts the second positioning mechanism, the web plate is fixed between the moving clamping plate and the fixed clamping plate through the clamping mechanism, then the second pushing plate is reset through the fourth driving part, and the first pushing plate is moved through the third driving part, so that the automatic feeding of the web plate in the storage box is realized, the fixed limiting plate and the moving limiting plate are synchronously moved through the sixth driving part, the web plate is moved along the lower opening, the web plate is slid and pushed into the plate beam, the third positioning mechanism is started when the web plate pushes the moving limiting plate to move upwards, the rapid positioning of the web plate and the plate beam is realized, the automatic feeding and accurate positioning of the web plate and the plate beam are completed, and automatic welding is realized. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiments or the prior art description. Obviously, the drawings in the following description only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative labor.

[0019] Figure 1 is a perspective view of the present application; Figure 2 is a top view of the present application; Figure 3 is a perspective view of the present application; Figure 4 is an exploded view of the present application; Figure 5 is a partial perspective view of the present application; Figure 6 is a partial exploded view of the present application; Figure 7 is a perspective view of the feeding frame of the present application; Figure 8 is a top view of the feeding frame of the present application; Figure 9 is a perspective view of the loading frame of the present application; Figure 10 is an installation perspective view of the clamping mechanism of the present application; Figure 11 is a partial enlarged view of the clamping mechanism of the present application; Figure 12 is a sectional view of the clamping mechanism of the present application; Figure 13 is a sectional view of the first positioning mechanism of the present application; In the figure, 1, workbench; 2, fixed positioning plate; 3, straight rack; 4, first sliding groove; 5, second sliding groove; 6, moving positioning plate; 7, second sliding frame; 8, mounting plate; 9, first driving component; 10, gantry; 11, first sliding frame; 12, second driving component; 13, transmission gear; 14, lower opening; 15, third sliding groove; 16, fourth sliding groove; 17, side opening; 18, storage box; 19, third driving component; 20, first push plate; 21, rib plate; 22, slotted; 23, second push plate; 24, fourth driving component; 25, mounting hole; 26, first guide hole; 27, second guide hole; 28, adjusting screw hole; 29, fifth sliding groove; 30, lower support plate; 31, third sliding frame; 32, fourth sliding frame; 33, fifth driving component; 34, side positioning plate; 35, second guide rod; 36, adjusting bolt; 37, first positioning mechanism; 38, fixed limit plate; 39, first guide rod; 40, sixth driving component; 41, moving limit plate; 42, self-adaptive elastic component; 43, telescopic assembly; 44, fixed clamping plate; 45, second positioning mechanism; 46, third positioning mechanism; 47, moving clamping plate; 48, clamping mechanism; 49, pressure sensor; 50, loading frame; 51, seventh driving component; 52, welding mounting frame; 53, fifth sliding frame; 54, welding mechanism; 3701, positioning cavity; 3702, positioning plate; 3703, first detection contact; 3704, second detection contact; 3705, first elastic component; 3706, positioning rod; 4801, movable cavity; 4802, piston plate; 4803, second elastic component; 4804, piston rod; 4805, L-shaped support frame; 4806, cavity; 4807, pump body; DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the present application. EMBODIMENT

[0021] As Figures 1 to 13 shown, a kind of boiler steel structure slab beam rib plate positioning welding device and process, including workbench 1, which is provided with two parallel fixed positioning plate 37022 and mobile positioning plate 37026, and mobile positioning plate 37026 sliding installation is in workbench 1, and between the two first driving components 9 for driving mobile positioning plate 37026 along workbench 1 is positioned, the steel structure slab beam is clamped, gantry 10 is slidingly installed on the workbench 1, and second driving component 12 is provided on the gantry 10, and transmission mechanism is provided between the workbench 1, and the second driving component 12 is driven by transmission mechanism to move along the workbench 1 by gantry 10, the position of gantry 10 is automatically adjusted by controlling second driving component 12, the gantry 10 is provided with feeding frame 50 and storage tank 18, the feeding frame 50 is provided with lower opening 14 and side opening 17, and the lower opening 14 is communicated with the workbench 1, and the side opening 17 is communicated with the storage tank 18, the lower support frame is slidingly installed on the feeding frame 50, and the fifth driving component 33 is provided between the two, for driving the lower support frame to move along the feeding frame 50, the lower opening 14 is sealed, the rib plate 21 is stored in the storage tank 18, the first push plate 20 is slidingly installed on the storage tank 18, and the third driving component 19 is provided between the first push plate 20 and the storage tank 18, for pushing the first push plate 20 to push the rib plate 21 to move in the storage tank 18, the second push plate is slidingly installed in the storage tank 18, and the fourth driving component 24 is provided between the second push plate and the storage tank 18, for driving the second push plate to push the rib plate 21 to enter the feeding frame 50 through the side opening 17, the side positioning plate 370234 is provided on the feeding frame 50, and the first positioning mechanism 37 is provided on the side positioning plate 370234, which corresponds to the rib plate 21, the movable limiting plate 41 is slidingly installed on the feeding frame 50, and the movable limiting plate 41 is provided with two parallel fixed clamping plate 44 and movable clamping plate 47, the clamping mechanism 48 is provided on the movable limiting plate 41, for driving the movable clamping plate 47 to move, and the rib plate 21 is clamped and fixed, the second positioning mechanism 45 is provided on the movable limiting plate 41, and corresponds to the rib plate 21, the rib plate 21 is clamped and fixed by the second positioning mechanism 45 control clamping mechanism 48, the fixed limiting plate 38 is slidingly installed on the movable limiting plate 41, and the third elastic component is provided between the fixed limiting plate 38 and the movable limiting plate 41, the third positioning mechanism 46 is provided on the fixed limiting plate 38, and corresponds to the movable limiting plate 41, for the positioning of rib plate 21 and slab beam in the up-down direction, the sixth driving component 40 is provided between the feeding frame 50 and the fixed limiting plate 38, for driving the movable limiting plate 41 to move.

[0022] The workbench 1 is provided with a plurality of linearly and uniformly distributed second sliding grooves 5, and the cross section is in the shape of a 'concave' character, the moving positioning plate 37026 is fixedly provided with a second sliding frame 7 which is slidingly installed in the second sliding groove 5, and the cross section is in the shape of a 'convex' character, the lower end of the second sliding frame 7 is fixedly provided with a mounting plate 8, the second driving part 12 is installed on the workbench 1 through a bolt-nut, and the power end is connected and fixed with the mounting plate 8 through a bolt-nut, the workbench 1 is provided with two symmetrical first sliding grooves 4, and the cross section is in the shape of a 'concave' character, the gantry 10 is fixedly provided with a first sliding frame 11 which is slidingly installed in the first sliding groove 4, and the cross section is in the shape of a 'convex' character, the transmission mechanism comprises a straight rack 3 which is fixedly installed on the workbench 1, the second driving part 12 is installed on the gantry 10 through a bolt-nut, and the power shaft is provided with a transmission gear 13 which is in gear engagement with the straight rack 3, the workbench 1 is provided with a controller and a laser ranging sensor, the second driving part 12, the first driving part 9 and the laser ranging sensor are electrically connected with the controller, the rotation time and the rotation number of the second driving part 12 are controlled through the controller, the gantry 10 is controlled to move at a fixed distance, and the moving distance of the gantry 10 is detected in real time through the laser ranging sensor, the first driving part 9 is a forward-reverse servo motor, and the second driving part 12 is a hydraulic cylinder.

[0023] In actual operation: the plate beam is placed on the workbench 1, the second driving part 12 is started to drive the second sliding frame 7 to slide along the second sliding groove 5 through the mounting plate 8, the moving positioning plate 37026 is cooperated with the fixed positioning plate 37022 to fix the plate beam therebetween, the plate beam is quickly positioned, the first driving part 9 is started to drive the transmission gear 13 to rotate, the transmission gear 13 is in gear engagement with the straight rack 3, thereby driving the gantry 10 to move along the workbench 1, the first sliding frame 11 moves along the first sliding groove 4, the rotation time and the number of rotations of the forward-reverse servo motor are controlled, and the gantry 10 is controlled to move at a fixed distance.

[0024] The bottom of the feeding frame 50 is provided with a third sliding groove 15 extending to both sides of the lower opening 14, and the feeding frame 50 is provided with a fourth sliding groove 16 communicating with the third sliding groove 15, both ends of the lower support frame are fixedly provided with a third sliding frame 31 slidingly installed in the third sliding groove 15, and the lower end of the lower support frame is fixedly provided with a fourth sliding frame 32 slidingly installed in the fourth sliding groove 16, the fifth driving part 33 is installed on the feeding frame 50 by bolts and nuts, and the power end is connected and fixed with the fourth sliding frame 32, the first positioning mechanism 37 includes a positioning cavity 48063701, and a positioning plate 3702 is sealingly and slidingly installed in the positioning cavity 48063701, one end of the positioning plate 3702 is provided with a first detection contact 3703, and the other end is provided with a positioning rod 3706 slidingly extending out of the positioning cavity 48063701, the positioning cavity 48063701 is provided with a second detection contact 3704 corresponding to the first detection contact 3703, a first elastic member 3705 is arranged between the positioning plate 3702 and the positioning cavity 48063701, for driving the first detection contact 3703 away from the second detection contact 3704, and the distance of the positioning rod 3706 extending out of the positioning cavity 48063701 is equal to the distance between the first detection contact 3703 and the second detection contact 3704, the first elastic member 3705 is a return spring, one end of which is connected and fixed with the positioning plate 3702, and the other end is connected and fixed with the positioning cavity 48063701, the second positioning mechanism 45 and the third positioning mechanism 46 are the same as the first positioning mechanism 37 in structure.

[0025] In actual operation: the positioning rod 3706 is moved along the positioning cavity 48063701 by the rib plate 21, the positioning rod 3706 drives the positioning plate 3702 to move along the positioning cavity 48063701, so that the first detection contact 3703 contacts the second detection contact 3704, realizing the function of automatic positioning, and stretching the first elastic member 3705, when the rib plate 21 is removed, the positioning plate 3702 and the first detection contact 3703 are reset under the reaction force of the first elastic member 3705.

[0026] The second guide hole 27 and the adjusting screw hole 28 are arranged on the feeding frame 50, the second guide rod 35 is slidably arranged on the second guide hole 27 and is fixed on the side positioning plate 37, the adjusting bolt 36 is rotatably arranged on the side positioning plate 37 and is screwed into the adjusting screw hole 28, the clamping mechanism 48 comprises the piston cavity 4806 fixed on the moving limiting plate 41, the piston plate 4802 is slidably arranged in the piston cavity 4806, the piston rod 4804 is fixed on the piston plate 4802 and extends out of the piston cavity 4806, the second elastic component 4803 is arranged between the piston plate 4802 and the piston cavity 4806, and the number of the piston cavities 4806 is two, the two piston cavities 4806 are in sealed communication through the cavity 4806 arranged on the moving limiting plate 41, the L-shaped support frame 4805 is fixed on the piston rod 4804 and is connected with the moving clamping plate 47, the pump body 4807 is screwed on the moving limiting plate 41 and is in sealed communication with the cavity 4806, the first guide hole 26 and the mounting hole 25 are arranged on the feeding frame 50, the first guide rod 39 is slidably arranged on the first guide hole 26 and is fixed on the fixed limiting plate 38, the sixth driving component 40 is screwed into the mounting hole 25 and is connected with the fixed limiting plate 38, the slot 22 is arranged on the storage box 18, and the second pushing plate is movably arranged in the slot 22, the third driving component 19, the fourth driving component 24, the fifth driving component 33 and the sixth driving component 40 are all hydraulic cylinders, the second elastic component 4803 and the third elastic component are both return springs, the telescopic component 43 is arranged between the moving limiting plate 41 and the fixed limiting plate 38 and comprises the telescopic pipe fixed on the fixed limiting plate 38, the telescopic rod is arranged on the moving limiting plate 41 and is slidably arranged in the telescopic pipe, the pressure sensor 49 is arranged on the moving clamping plate 47 and is electrically connected with the controller, and the third driving component 19, the fourth driving component 24, the fifth driving component 33, the sixth driving component 40, the first positioning mechanism 37, the second positioning mechanism 45, the third positioning mechanism 46 and the pressure sensor 49 are all electrically connected with the controller.

[0027] The welding mechanism 54 is arranged on the feeding frame 50 and is used for full welding of the rib plate 21 and the plate beam.

[0028] In actual operation: the fourth drive component 24 pushes the rib plate 21 in the storage box 18 through the second push plate, pushes the rib plate 21 into the feeding frame 50 through the side opening 17, and when the side of the rib plate 21 contacts the first positioning mechanism 37, the side of the rib plate 21 is positioned with the inner side of the plate beam, the side positioning plate 370234 is moved by the limiting bolt, which is suitable for plate beams of different thicknesses, and the fixed limiting plate 38 and the movable limiting plate 41 are synchronously moved by the sixth drive component 40, when the upper end surface of the rib plate 21 contacts the second positioning mechanism 45, the upper end of the rib plate 21 is positioned, the clamping mechanism 48 is started to fix the rib plate 21 between the movable clamping plate 47 and the fixed clamping plate 44, then the fourth drive component 24 resets the second push plate, and the first push plate 20 is moved by starting the third drive component 19, which realizes automatic feeding of the rib plate 21 in the storage box 18, the fixed limiting plate 38 and the movable limiting plate 41 are synchronously moved by the sixth drive component 40, which pushes the rib plate 21 along the lower opening 14, the rib plate 21 is pushed and moved into the plate beam, when the rib plate 21 pushes the movable limiting plate 41 to move upward, the third positioning mechanism 46 is started, which realizes rapid positioning of the rib plate 21 and the plate beam, and completes automatic feeding and accurate positioning of the rib plate 21 and the plate beam. Embodiment

[0029] On the basis of embodiment one, the feeding frame 50 is provided with a spot welding mechanism at the lower end for spot welding the rib plate 21 and the plate beam, the fifth sliding groove 29 is opened on the storage box 18, and the cross section is in the shape of 'concave', the seventh drive component 51 is installed on the feeding frame 50 through a bolt and a nut, the power end of the seventh drive component 51 is provided with a welding mounting frame 52, the fifth sliding frame 53 is slidably installed in the fifth sliding groove 29 on the welding mounting frame 52, and the cross section is in the shape of 'convex', the both ends of the welding mounting frame 52 are provided with a welding mechanism 54 for full welding of the plate beam and the rib plate 21, and the seventh drive component 51 is a hydraulic cylinder for moving the welding mounting frame 52.

[0030] In actual operation: the seventh drive component 51 drives the welding mounting frame 52 to move along the fifth sliding groove 29, adjusts the distance between the feeding frame 50 and the welding mechanism 54, and is used for welding rib plates 21 of different distances.

[0031] A positioning and welding process for a boiler steel structure plate beam rib plate 21, Step one: the first drive component 9 drives the movable positioning plate 37026 to position the plate beam on the fixed positioning plate 37022. Step two: the fourth drive component 24 pushes the rib plate 21 in the storage box 18 through the second push plate, and the rib plate 21 is pushed into the feeding frame 50 through the side opening 17. When the side of the rib plate 21 contacts the first positioning mechanism 37, the side of the rib plate 21 is positioned with the inner side of the plate beam. The side positioning plate 370234 is moved by the limiting bolt, which is suitable for plate beams of different thicknesses; Step three: the sixth drive component 40 drives the fixed limiting plate 38 and the movable limiting plate 41 to move synchronously. When the upper end surface of the rib plate 21 contacts the second positioning mechanism 45, the upper end of the rib plate 21 is positioned. The clamping mechanism 48 is started to fix the rib plate 21 between the movable clamping plate 47 and the fixed clamping plate 44. Then the fourth drive component 24 resets the second push plate, and the third drive component 19 is started to move the first push plate 20, so that the rib plate 21 in the storage box 18 is automatically fed; Step four: the sixth drive component 40 drives the fixed limiting plate 38 and the movable limiting plate 41 to move synchronously, and the rib plate 21 is moved along the lower opening 14. The rib plate 21 is pushed and slid into the plate beam. When the rib plate 21 pushes the movable limiting plate 41 to move upward, the third positioning mechanism 46 is started, so that the rib plate 21 and the plate beam are quickly positioned, and the automatic feeding and accurate positioning of the rib plate 21 and the plate beam are completed. Step five: the rib plate 21 is preliminarily positioned in the plate beam by the spot welding mechanism. The seventh drive component 51 drives the welding mounting frame 52 to move, adjusts the position of the welding mechanism 54, and realizes the synchronous feeding and full welding of the rib plate 21 and the plate beam by the welding mechanism 54.

[0032] The basic principles and main features of the present application and the advantages of the present application are shown and described above. It should be understood by those skilled in the art that the present application is not limited by the above embodiments. The above embodiments and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. A kind of boiler steel structure slab beam bar plate positioning welding device, including workbench (1), the workbench (1) is provided with two parallel fixed positioning plate (3702) (2) and mobile positioning plate (3702) (6), and mobile positioning plate (3702) (6) is slidably installed on workbench (1), and first drive component (9) is arranged between the two, for driving mobile positioning plate (3702) (6) along workbench (1) moves, steel structure slab beam is clamped and positioned, it is characterized by: The workbench (1) is slidably installed with a gantry (10), and the gantry (10) is provided with a second driving part (12), and a transmission mechanism is arranged between the workbench (1) and the gantry (10), and the second driving part (12) drives the gantry (10) to move along the workbench (1) through the transmission mechanism, and the position of the gantry (10) is automatically adjusted by controlling the second driving part (12), and the gantry (10) is provided with a feeding frame (50) and a storage box (18), the feeding frame (50) is provided with a lower opening (14) and a side opening (17), and the lower opening (14) is communicated with the workbench (1), and the side opening (17) is communicated with the storage box (18), and the feeding frame (50) is slidably installed with a lower support frame, and a fifth driving part (33) is arranged between the two, for driving the lower support frame to move along the feeding frame (50), and sealing the lower opening (14), the storage box (18) stores a web plate (21), the storage box (18) is slidably installed with a first push plate (20), and a third driving part (19) is arranged between the first push plate (20) and the storage box (18), for pushing the first push plate (20) to push the web plate (21) to move in the storage box (18), the storage box (18) is slidably installed with a second push plate, and a fourth driving part (24) is arranged between the second push plate and the storage box (18), for driving the second push plate to push the web plate (21) to enter the feeding frame (50) through the side opening (17), the feeding frame (50) is provided with a side positioning plate (3702) (34), and the side positioning plate (3702) (34) is provided with a first positioning mechanism (37), which corresponds to the web plate (21), the feeding frame (50) is slidably installed with a moving limiting plate (41), and the moving limiting plate (41) is provided with two parallel fixed clamping plates (44) and a moving clamping plate (47), the moving limiting plate (41) is provided with a clamping mechanism (48), for driving the moving clamping plate (47) to move, and clamping and fixing the web plate (21), the moving limiting plate (41) is provided with a second positioning mechanism (45), and corresponds to the web plate (21), the second positioning mechanism (45) controls the clamping mechanism (48) to clamp and fix the web plate (21), the moving limiting plate (41) is slidably installed with a fixed limiting plate (38), and a third elastic member is arranged between the fixed limiting plate (38) and the moving limiting plate (41), the fixed limiting plate (38) is provided with a third positioning mechanism (46), and corresponds to the moving limiting plate (41), for positioning the web plate (21) in the up-down direction of the plate beam, the sixth driving part (40) is arranged between the feeding frame (50) and the fixed limiting plate (38), for driving the moving limiting plate (41) to move.

2. A device for positioning and welding the reinforcing bars (21) of the plate girders of a boiler steel structure according to claim 1, characterized in that The workbench (1) is provided with a plurality of linearly and uniformly distributed second sliding grooves (5) in the form of a 'concave' cross-section, the moving positioning plate (3702) (6) is fixedly provided with a second sliding frame (7) slidably installed in the second sliding groove (5) and in the form of a 'convex' cross-section, the lower end of the second sliding frame (7) is fixedly provided with a mounting plate (8), and the second driving component (12) is bolted and screwed to the workbench (1) and connected and fixed to the mounting plate (8) through a power end.

3. A positioning and welding device for a boiler steel structure plate beam bar plate (21) according to claim 2, characterized in that, The workbench (1) is provided with two symmetrical first sliding grooves (4) in the form of a 'concave' cross-section, the gantry (10) is fixedly provided with a first sliding frame (11) slidably installed in the first sliding groove (4) and in the form of a 'convex' cross-section, the transmission mechanism comprises a straight rack (3) fixedly installed on the workbench (1), and the second driving component (12) is bolted and screwed to the gantry (10) and provided with a transmission gear (13) in the form of a power shaft and in gear engagement with the straight rack (3).

4. A positioning and welding device for a boiler steel structure plate beam bar plate (21) according to claim 3, characterized in that, The workbench (1) is provided with a controller and a laser ranging sensor, the second driving component (12), the first driving component (9) and the laser ranging sensor are electrically connected to the controller, the controller is used for controlling the rotation time and the number of rotation of the second driving component (12) to control the distance movement of the gantry (10), and the laser ranging sensor is used for detecting the movement distance of the gantry (10) in real time.

5. A positioning welding device for a structural plate girder bar (21) of a boiler steel structure according to claim 3 or 4, characterized in that, The bottom of the feeding frame (50) is provided with a third sliding groove (15) extending to both sides of the lower opening (14), the feeding frame (50) is provided with a fourth sliding groove (16) in communication with the third sliding groove (15), both ends of the lower support frame are fixedly provided with a third sliding frame (31) slidably installed in the third sliding groove (15), the lower end of the lower support frame is fixedly provided with a fourth sliding frame (32) slidably installed in the fourth sliding groove (16), and the fifth driving component (33) is bolted and screwed to the feeding frame (50) and connected and fixed to the fourth sliding frame (32) through a power end.

6. A positioning and welding device for a boiler steel structure plate beam bar plate (21) according to claim 5, characterized in that, The first positioning mechanism (37) comprises a positioning cavity (4806) (3701), and a positioning plate (3702) is sealingly and slidably arranged in the positioning cavity (4806) (3701), one end of the positioning plate (3702) is provided with a first detection contact (3703), and the other end is provided with a positioning rod (3706) which extends out of the positioning cavity (4806) (3701) in sliding mode, the positioning cavity (4806) (3701) is provided with a second detection contact (3704) corresponding to the first detection contact (3703), a first elastic component (3705) is arranged between the positioning plate (3702) and the positioning cavity (4806) (3701), used to drive the first detection contact (3703) away from the second detection contact (3704), and the distance that the positioning rod (3706) extends out of the positioning cavity (4806) (3701) is equal to the distance between the first detection contact (3703) and the second detection contact (3704). The second positioning mechanism (45) and the third positioning mechanism (46) are the same in structure as the first positioning mechanism (37).

7. A positioning and welding device for a boiler steel structure plate beam bar plate (21) according to claim 6, characterized in that, The upper feeding frame (50) is provided with a second guide hole (27) and an adjusting screw hole (28), the side positioning plate (3702) (34) is fixedly provided with a second guide rod (35) which is slidingly and guidingly arranged in the second guide hole (27), and the side positioning plate (3702) (34) is rotatably provided with an adjusting bolt (36) which is threadedly arranged in the adjusting screw hole (28).

8. A positioning and welding device for a boiler steel structure plate beam bar plate (21) according to claim 7, characterized in that, The clamping mechanism (48) comprises a piston cavity (4806) fixedly arranged on the moving limiting plate (41), and a piston plate (4802) is sealingly and slidably arranged in the piston cavity (4806), the piston plate (4802) is fixedly provided with a piston rod (4804) which extends out of the piston cavity (4806) in sliding mode, a second elastic component (4803) is arranged between the piston plate (4802) and the piston cavity (4806), the number of the piston cavities (4806) is two, the moving limiting plate (41) is provided with a cavity (4806) which sealingly and communicatively connects the two piston cavities (4806), the piston rod (4804) is fixedly provided with an L-shaped support frame (4805) which is connected with the moving clamping plate (47), the moving limiting plate (41) is provided with a pump body (4807) through a bolt and a nut, and the pump body (4807) sealingly and communicatively connects with the cavity (4806), the upper feeding frame (50) is provided with a first guide hole (26) and a mounting hole (25), the fixed limiting plate (38) is fixedly provided with a first guide rod (39) which slidingly passes through the first guide hole (26), and the sixth driving component (40) is mounted in the mounting hole (25) through a bolt and a nut, and the power end is connected with the fixed limiting plate (38).

9. A positioning and welding device for a boiler steel structure plate beam bar plate (21) according to claim 8, characterized in that, The upper feeding frame (50) is provided with a spot welding mechanism for spot welding the rib plate (21) and the plate beam, the storage box (18) is provided with a fifth sliding groove (29) in the form of a 'concave' cross section, the upper feeding frame (50) is provided with a seventh driving component (51) installed through a bolt and a nut, the power end of the seventh driving component (51) is provided with a welding mounting frame (52), the welding mounting frame (52) is provided with a fifth sliding frame (53) slidingly installed in the fifth sliding groove (29) and in the form of a 'convex' cross section, and the two ends of the welding mounting frame (52) are provided with a welding mechanism (54) for full welding of the rib plate (21) and the plate beam.

10. The rib plate (21) positioning and welding process of the boiler steel structure plate beam according to any one of claims 1-9, characterized in that, Step one: the plate beam positioning workbench (1) is positioned on the fixed positioning plate (3702) (2) through the first driving component (9) driving the moving positioning plate (3702) (6); Step two: the rib plate (21) in the storage box (18) is pushed into the upper feeding frame (50) through the side opening (17) through the fourth driving component (24) driving the second pushing plate, and the side surface of the rib plate (21) is positioned with the inner side surface of the plate beam when the side surface of the rib plate (21) contacts the first positioning mechanism (37), and the side positioning plate (3702) (34) is driven to move through the limiting bolt, which is suitable for plate beams of different thicknesses; Step three: the fixed limiting plate (38) and the moving limiting plate (41) are synchronously moved through the sixth driving component (40), the upper end of the rib plate (21) is positioned when the upper end of the rib plate (21) contacts the second positioning mechanism (45), the rib plate (21) is fixed between the moving clamping plate (47) and the fixed clamping plate (44) through the clamping mechanism (48), then the second pushing plate is reset through the fourth driving component (24), and the first pushing plate (20) is moved through the third driving component (19), so that the rib plate (21) in the storage box (18) is automatically fed; Step four: the fixed limiting plate (38) and the moving limiting plate (41) are synchronously moved through the sixth driving component (40), the rib plate (21) is moved along the lower opening (14), and the rib plate (21) is pushed and moved into the plate beam, the rib plate (21) is positioned with the plate beam when the rib plate (21) pushes the moving limiting plate (41) to move upward and the third positioning mechanism (46) is started, so that the rib plate (21) and the plate beam are automatically fed and accurately positioned; Step five: the rib plate (21) is preliminarily positioned in the plate beam through the spot welding mechanism, the welding mounting frame (52) is moved through the seventh driving component (51), the position of the welding mechanism (54) is adjusted, the rib plate (21) and the plate beam are fully welded through the welding mechanism (54), and the automatic feeding and the full welding are synchronously performed.

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