Automatic plate tailor-welding equipment and method thereof

Abstract

The invention discloses automatic plate tailor-welding equipment and a method thereof, and belongs to the technical field of tailor-welding equipment. The conveying line mechanism comprises a base plate conveying line, a rib plate conveying line, an assembling conveying line and a discharging conveying line. A substrate moving mechanism is arranged at the feeding end of the assembly conveying line; a rib plate moving mechanism is arranged on the rear side of the assembly conveying line; a tailor-welding mechanism and an auxiliary tailor-welding positioning mechanism are arranged between the assembling conveying line and the discharging conveying line. By means of the mode, conveying of the base plate, conveying of the rib plates, assembly and combination of the base plate and the rib plates and tailor-welding operation of the base plate and the rib plates are integrated in one conveying line, automatic and continuous tailor-welding operation of plates is achieved, the production efficiency is improved, and the production cost is reduced. And high-precision tailor-welding work is achieved under the cooperative work of the rib plate moving mechanism, the tailor-welding mechanism and the auxiliary tailor-welding positioning mechanism, and the yield and the quality of finished products are effectively improved.

Description

Technical Field

[0001] The present invention relates to the technical field of welding equipment, and in particular to an automated plate welding equipment and method thereof. Background Art

[0002] During production, the plates need to go through processes such as leveling, straightening, trimming, and folding in sequence to ensure that the finished products meet the set standards.

[0003] In order to increase the strength of the plate, it is usually adopted to weld the reinforcing ribs on the inside of the plate (such as Figure 1 As shown in the figure, during the welding operation, the base plate and the rib plate need to be positioned, and multiple points on both sides of the rib plate need to be welded. This requires a lot of manual labor and cannot meet the needs of mass plate welding.

[0004] Based on this, the present invention designs an automated plate welding device and method to solve the above problems. Summary of the invention

[0005] In view of the above-mentioned shortcomings of the prior art, the present invention provides an automated plate welding device and method thereof.

[0006] To achieve the above objectives, the present invention is implemented through the following technical solutions: An automated plate welding device comprises a conveyor line mechanism; The conveyor line mechanism comprises: Substrate conveyor line, used to convey the substrate of the sheet material; Rib conveyor line, used for conveying ribs of sheet materials; Assembly conveyor line, used to convey assembled base plates and rib plates; Outlet conveyor line, used to convey the welded sheets The discharging ends of the substrate conveyor line, assembly conveyor line, discharging conveyor line and rib conveyor line are all provided with conveyor line positioning mechanisms for positioning the conveyed workpieces, and both sides of the four conveyors are provided with limiting side plates for positioning the conveyed workpieces; The substrate conveyor line and the rib conveyor line are perpendicular to the conveying direction of the assembly conveyor line, and the discharge conveyor line is parallel to the conveying direction of the assembly conveyor line; the discharge end of the substrate conveyor line is connected with the feed end of the assembly conveyor line, the rib conveyor line is erected on the upper side of the assembly conveyor line, and the feed end of the discharge conveyor line is connected with the discharge end of the assembly conveyor line; The feeding end of the assembly conveyor line is provided with a substrate transfer mechanism for transferring the substrate from the substrate conveyor line to the assembly conveyor line and placing the substrate on the plate; A rib plate moving mechanism for moving the rib plates from the rib plate conveying line to the base plate of the assembly conveying line for assembly is arranged at the rear side of the assembly conveying line; A welding mechanism for welding the base plate and the rib plate into shape and an auxiliary welding positioning mechanism for accurately positioning the base plate and the rib plate during welding are arranged between the assembly conveyor line and the discharging conveyor line.

[0007] Furthermore, the substrate moving mechanism includes a first bracket, a first Z-axis linear module, a second Y-axis linear module, a rotating assembly, a suction cup mounting frame and a vacuum suction cup, the first bracket is arranged on one side of the discharge end of the substrate conveying line, the first bracket is fixedly mounted with the first Z-axis linear module, the moving end of the first Z-axis linear module is fixedly mounted with the second Y-axis linear module, and the moving end of the second Y-axis linear module is provided with a rotating assembly; A suction cup mounting frame is arranged at the movable end of the rotating assembly, and a plurality of vacuum suction cups for grabbing a substrate of a sheet material are fixedly mounted on the suction cup mounting frame.

[0008] Furthermore, the rotating assembly includes a fixed frame, a servo motor, a driving gear, a driven gear and a rotating frame. The movable end of the second Y-axis linear module is fixedly mounted with the fixed frame, the servo motor is fixedly mounted on the upper end of the fixed frame, and the output end of the servo motor passes through the fixed frame and is fixedly connected to the driving gear; the upper end of the driven gear is rotatably connected to the fixed frame through a bearing, the lower end of the driven gear is fixedly connected to the rotating frame, and the driven gear is meshingly connected to the driving gear; the rotating frame is fixedly connected to the suction cup mounting frame.

[0009] Furthermore, the rib plate material moving mechanism includes a second bracket, a Y-axis linear module, a Z-axis linear module, a clamp mounting frame and a clamp cylinder. The second bracket is arranged on the rear side of the assembly conveyor line, and the Y-axis linear module is fixedly mounted on the second bracket, and the Z-axis linear module is fixedly mounted on the moving end of the Y-axis linear module; the clamp mounting frame is fixedly mounted on the moving end of the Z-axis linear module, and two groups of rib plate grasping assemblies for simultaneously grasping two rib plates are fixedly mounted on the clamp mounting frame, and the rib plate grasping assembly is composed of a plurality of clamp cylinders distributed along the length direction of the rib plate.

[0010] Furthermore, the welding mechanism includes an upper bracket, a downward pressure cylinder, an insulating connecting plate, an upper conductive column, a lower conductive block and a lower bracket. The upper bracket and the downward pressure cylinder are respectively arranged on the upper and lower sides between the assembly conveyor line and the discharge conveyor line. The lower end of the upper bracket is fixedly installed with multiple downward pressure cylinders at equal intervals along the length direction of the upper bracket; the upper end of the insulating connecting plate is fixedly connected to the driving end of the downward pressure cylinder, and the upper conductive columns are symmetrically fixedly installed on the left and right sides of the lower end of the insulating connecting plate; the upper end of the lower bracket is fixedly installed with a lower conductive block used in conjunction with all the upper conductive columns.

[0011] Furthermore, the auxiliary welding positioning mechanism includes a Y-axis linear module, a support block, a lifting cylinder, a cross bar and a positioning pressure rod. The two Y-axis linear modules are symmetrically arranged on the front and rear sides of the discharge conveyor line. The movable end of the Y-axis linear module is fixedly installed with a support block, and the lifting cylinder is fixedly installed on the support block; the cross bar is mounted on the upper side of the discharge conveyor line, and the two ends of the cross bar are respectively fixedly connected to the driving ends of the two lifting cylinders; the two positioning pressure rods are symmetrically fixedly installed at the two ends of the cross bar, and the positioning pressure rods are used to position the assembled base plate and rib plate.

[0012] Furthermore, the lower side of the positioning pressure rod has a first positioning groove, a second positioning groove and a third positioning groove in sequence along the conveying direction of the assembly conveyor line. The first positioning groove and the second positioning groove are used for clamping and positioning the rib plate, and the third positioning groove is used for folding edge positioning of the base plate.

[0013] Furthermore, the conveyor line positioning mechanism includes a first positioning component for positioning the substrate and a second positioning component for positioning the rib plate. The discharge ends of the substrate conveyor line, the assembly conveyor line and the discharge conveyor line are each provided with several groups of first positioning components, and the discharge end of the rib plate conveyor line is provided with a second positioning component.

[0014] In order to better achieve the purpose of the present invention, the present invention also provides a welding method of an automated plate welding device, comprising the following steps: Step 1: The substrate moves on the substrate conveyor line until the substrate is stopped and limited by the buffer pad; Step 2: The vacuum chuck transfers the substrate to the feeding end of the assembly conveyor line and rotates the substrate 180 degrees during the transfer process; Step 3: The substrate moves on the assembly conveyor line until it is stopped and positioned by the buffer pad; at the same time, the rib plate moves on the assembly conveyor line until it is stopped and positioned by the stopper; Step 4: The gripper cylinder grabs two ribs from the discharge end of the rib conveyor line, and assembles the ribs and the base plate on the assembly conveyor line; Step 5: The blocking cylinder drives the buffer block to move downward to avoid the substrate on the assembly conveyor line, and the positioning pressure rod moves toward the substrate. After the positioning pressure rod is in place, it is pressed downward to tightly fix the substrate and the rib plate; Step 6: The positioning pressure rod drags the sheet material onto the lower conductive block so that the rib plate is in place, the upper conductive column moves downward, and the two sides of the rib plate are welded with the cooperation of the lower conductive block. Then the positioning pressure rod drags the sheet material to the right so that the second rib plate on the substrate is in place, and the welding operation is repeated; Step 7: The sheet metal that has completed the welding operation of the base plate and the rib plate is dragged by the positioning pressure rod to the discharge conveyor line for release, and the sheet metal is blocked and positioned by the buffer pad at the discharge end of the discharge conveyor line to wait for transportation.

[0015] Compared with the prior art, the present invention has the following beneficial effects: the present invention integrates the conveying of the base plate, the conveying of the rib plate, the assembly and combination of the base plate and the rib plate, and the welding operation of the base plate and the rib plate into a set of conveyor lines, thereby realizing automated continuous welding operations on sheet materials, improving production efficiency, and realizing high-precision welding work under the coordinated work of the rib plate material moving mechanism, the welding mechanism and the auxiliary welding positioning mechanism, thereby effectively increasing the yield and quality of finished products. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the prior art descriptions are briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention, and for ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0017] Figure 1 It is a three-dimensional image of the sheet; Figure 2 A three-dimensional automatic plate welding device of the present invention Figure 1 ; Figure 3 It is a front view of an automatic plate welding device of the present invention; Figure 4 for Figure 2 The enlarged view of point A in the middle; Figure 5 A three-dimensional automatic plate welding device of the present invention Figure 2 ; Figure 6 A three-dimensional automatic plate welding device of the present invention Figure 3 ; Figure 7 It is a structural stereogram of the positioning pressure rod of the present invention; Figure 8 It is a structural stereogram of the conveyor line positioning mechanism of the present invention.

[0018] The numbers in the figure represent: 10. Substrate conveyor line; 11. Assembly conveyor line; 12. Discharging conveyor line; 13. Rib conveyor line; 14. Limiting side plate; 2. Plate; 21. Substrate; 22. Rib; 3. Substrate moving mechanism; 31. First bracket; 32. First Z-axis linear module; 33. Second Y-axis linear module; 34. Fixed bracket; 35. Servo motor; 36. Driving gear; 37. Driven gear; 38. Rotating bracket; 39. Suction cup mounting bracket; 310. Vacuum suction cup; 4. Rib moving mechanism; 41. Second bracket; 42. Y-axis linear module; 43. Z-axis linear Module; 44, clamping jaw mounting frame; 45, clamping jaw cylinder; 5, welding mechanism; 51, upper bracket; 52, lower pressure cylinder; 53, heat insulation connecting plate; 54, upper conductive column; 55, lower conductive block; 56, lower bracket; 6, auxiliary welding positioning mechanism; 61, Y-axis linear module; 62, support block; 63, lifting cylinder; 64, cross bar; 65, positioning pressure rod; 66, first positioning groove; 67, second positioning groove; 68, third positioning groove; 7, conveyor line positioning mechanism; 71, support; 72, blocking cylinder; 73, connecting plate; 74, buffer pad; 75, stopper. DETAILED DESCRIPTION

[0019] In order to make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the technical solution in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0020] The terms “left”, “right”, “front”, “back”, “up” and “down” mentioned in the following description are oriented in the viewing direction of the front view.

[0021] Embodiment 1: In some embodiments, please refer to the drawings of the specification Figure 1-Figure 8 , an automated plate welding device, comprising a conveyor line mechanism; The conveyor line mechanism comprises: The substrate conveying line 10 is used to convey the substrate 21 of the sheet material 2; The rib plate conveyor line 13 is used to convey the rib plates 22 of the sheet material 2; The assembly conveyor line 11 is used to convey the assembled base plate 21 and rib plate 22; The material discharging conveyor line 12 is used to convey the plate material 2 after the welding is completed The substrate conveyor line 10, the assembly conveyor line 11, the discharge conveyor line 12 and the rib conveyor line 13 all use belt conveyors, and the discharge ends of the four are provided with a conveyor line positioning mechanism 7 for positioning the conveyed workpiece, and both sides of the four are provided with limiting side plates 14 for positioning the conveyed workpiece, and the limiting side plates 14 are located at one end of the feed of each conveyor line and are provided with an outward-expanding material guiding structure.

[0022] The substrate conveyor line 10 and the rib conveyor line 13 are perpendicular to the conveying direction of the assembly conveyor line 11, and the discharge conveyor line 12 is parallel to the conveying direction of the assembly conveyor line 11; the discharge end of the substrate conveyor line 10 is connected with the feed end of the assembly conveyor line 11, the rib conveyor line 13 is erected on the upper side of the assembly conveyor line 11, and the feed end of the discharge conveyor line 12 is connected with the discharge end of the assembly conveyor line 11; The feed end of the assembly conveyor line 11 is provided with a substrate transfer mechanism 3 for transferring the substrate 21 from the substrate conveyor line 10 to the assembly conveyor line 11 and placing the substrate on the plate; The rear side of the assembly conveyor line 11 is provided with a rib plate moving mechanism 4 for moving the rib plate 22 from the rib plate conveyor line 13 to the base plate 21 of the assembly conveyor line 11 for assembly and assembly; A welding mechanism 5 for welding the base plate 21 and the rib plate 22 into shape and an auxiliary welding positioning mechanism 6 for accurately positioning the base plate 21 and the rib plate 22 during welding are arranged between the assembly conveyor line 11 and the discharging conveyor line 12 .

[0023] The present invention integrates the conveying of the base plate 21, the conveying of the rib plate 22, the assembly combination of the base plate 21 and the rib plate 22, and the welding operation of the base plate 21 and the rib plate 22 into a set of conveyor lines, so as to realize the automated continuous welding operation of the sheet material 2, improve the production efficiency, and realize high-precision welding work under the cooperation of the rib plate material moving mechanism 4, the welding mechanism 5 and the auxiliary welding positioning mechanism 6, effectively increasing the yield and the quality of the finished product.

[0024] The substrate moving mechanism 3 includes a first bracket 31, a first Z-axis linear module 32, a second Y-axis linear module 33, a rotating assembly, a suction cup mounting frame 39 and a vacuum suction cup 310. The first bracket 31 is arranged at one side of the discharge end of the substrate conveying line 10. The first Z-axis linear module 32 is fixedly mounted on the first bracket 31. The second Y-axis linear module 33 is fixedly mounted on the moving end of the first Z-axis linear module 32. The moving end of the second Y-axis linear module 33 is provided with a rotating assembly. A suction cup mounting frame 39 is provided at the moving end of the rotating assembly, and a plurality of vacuum suction cups 310 for grabbing the substrate 21 of the sheet material 2 are fixedly mounted on the suction cup mounting frame 39; The rotating assembly includes a fixed frame 34, a servo motor 35, a driving gear 36, a driven gear 37 and a rotating frame 38. The movable end of the second Y-axis linear module 33 is fixedly mounted with the fixed frame 34. The servo motor 35 is fixedly mounted on the upper end of the fixed frame 34. The output end of the servo motor 35 passes through the fixed frame 34 and is fixedly connected to the driving gear 36. The upper end of the driven gear 37 is rotatably connected to the fixed frame 34 through a bearing, and the lower end of the driven gear 37 is fixedly connected to the rotating frame 38, and the driven gear 37 is meshed with the driving gear 36. The rotating frame 38 is fixedly connected to the suction cup mounting frame 39. In the present invention, the lateral and vertical movement of the vacuum suction cup 310 can be controlled by the cooperation of the first Z-axis linear module 32 and the second Y-axis linear module 33. The servo motor 35 drives the driving gear 36 to rotate, and the rotating frame 38 can be controlled to rotate under the transmission action of the driven gear 37, so that the vacuum suction cup 310 grabs the substrate 21 positioned by the limiting side plate 14 and the conveyor line positioning mechanism 7 at the discharge end of the substrate conveyor line 10 and transfers it to the feed end of the assembly conveyor line 11. During the transfer process, the substrate 21 is rotated one hundred and eighty degrees, and the substrate 21 after the folding process is placed at the required standard position.

[0025] The rib plate moving mechanism 4 includes a second bracket 41, a Y-axis linear module 42, a Z-axis linear module 43, a clamping claw mounting frame 44 and a clamping claw cylinder 45. The second bracket 41 is arranged at the rear side of the assembly conveyor line 11. The Y-axis linear module 42 is fixedly mounted on the second bracket 41, and the Z-axis linear module 43 is fixedly mounted on the moving end of the Y-axis linear module 42; the clamping claw mounting frame 44 is fixedly mounted on the moving end of the Z-axis linear module 43, and two groups of rib plate grabbing components for grabbing two rib plates 22 at the same time are fixedly mounted on the clamping claw mounting frame 44, and The rib plate grabbing assembly is composed of a plurality of gripper cylinders 45 distributed along the length direction of the rib plate 22; when the base plate 21 is blocked and positioned by the conveyor line positioning mechanism 7 on the assembly conveyor line 11, the lateral and vertical movements of the gripper cylinder 45 can be controlled by the cooperation of the Y-axis linear module 42 and the Z-axis linear module 43, so that the gripper cylinder 45 sequentially grabs two rib plates 22 positioned by the limiting side plates 14 and the conveyor line positioning mechanism 7 from the discharge end of the rib plate conveyor line 13 and places them on the base plate 21 of the assembly conveyor line 11, completing the assembly combination of the base plate 21 and the rib plate 22.

[0026] The welding mechanism 5 includes an upper bracket 51, a downward pressure cylinder 52, an insulating connecting plate 53, an upper conductive column 54, a lower conductive block 55 and a lower bracket 56. The upper bracket 51 and the downward pressure cylinder 52 are respectively arranged on the upper and lower sides between the assembly conveyor line 11 and the discharge conveyor line 12. A plurality of downward pressure cylinders 52 are fixedly installed at the lower end of the upper bracket 51 at equal intervals along the length direction of the upper bracket 51; the upper end of the insulating connecting plate 53 is fixedly connected to the driving end of the downward pressure cylinder 52, and the upper conductive column 54 is fixedly installed symmetrically on the left and right sides of the lower end of the insulating connecting plate 53; the upper end of the lower bracket 56 is fixedly installed with a lower conductive block 55 used in conjunction with all the upper conductive columns 54; The auxiliary welding positioning mechanism 6 includes a Y-axis linear module 61, a support block 62, a lifting cylinder 63, a cross bar 64 and a positioning pressure rod 65. The two Y-axis linear modules 61 are symmetrically arranged on the front and rear sides of the discharge conveyor line 12. The movable end of the Y-axis linear module 61 is fixedly installed with a support block 62, and the lifting cylinder 63 is fixedly installed on the support block 62; the cross bar 64 is mounted on the upper side of the discharge conveyor line 12, and the two ends of the cross bar 64 are respectively fixedly connected to the driving ends of the two lifting cylinders 63; the two positioning pressure rods 65 are symmetrically fixedly installed at the two ends of the cross bar 64, and the positioning pressure rods 65 are used to position the assembled base plate 21 and the rib plate 22; The lower side of the positioning pressure rod 65 has a first positioning groove 66, a second positioning groove 67 and a third positioning groove 68 in sequence along the conveying direction of the assembly conveyor line 11. The first positioning groove 66 and the second positioning groove 67 are used for clamping and positioning the rib plate 22, and the third positioning groove 68 is used for positioning the folding edge of the base plate 21. In the present invention, after the two ribs 22 are assembled on the base plate 21 on the assembly conveyor line 11, the Y-axis linear module 61 controls the positioning pressure rod 65 to approach the base plate 21, and the lifting cylinder 63 drives the positioning pressure rod 65 to press down, so that the base plate 21 and the ribs 22 are tightly fixed, and then the positioning pressure rod 65 drags the sheet material 2 onto the lower conductive block 55 so that the ribs 22 are in place, and the downward pressure cylinder 52 drives the two upper conductive columns 54 to move downward through the insulation connecting plate 53, and welds the two sides of the ribs 22 with the cooperation of the lower conductive block 55, and then the Y-axis linear module 61 controls the positioning pressure rod 65 to continue to drag the sheet material 2 to the right, so that the second rib 22 on the base plate 21 is in place, and the welding operation is repeated. The sheet material 2 that completes the welding operation of the base plate 21 and the ribs 22 is dragged by the positioning pressure rod 65 to the discharge conveyor line 12 for release, and the sheet material 2 is positioned by the conveyor line positioning mechanism 7 at the discharge end of the discharge conveyor line 12 to wait for transportation.

[0027] Embodiment 2: In some embodiments, Figure 5 and Figure 8As shown, as a preferred embodiment of the present invention, the conveyor line positioning mechanism 7 includes a first positioning component for positioning the substrate 21 and a second positioning component for positioning the rib plate 22. The discharge ends of the substrate conveyor line 10, the assembly conveyor line 11 and the discharge conveyor line 12 are all provided with a plurality of groups of first positioning components, and the discharge end of the rib plate conveyor line 13 is provided with a second positioning component; The first positioning assembly includes a support 71, a blocking cylinder 72, a connecting plate 73 and a buffer pad 74. The support 71 is arranged at the lower side of the substrate conveying line 10, the assembly conveying line 11 or the discharging conveying line 12. The upper end of the support 71 is fixedly installed with a blocking cylinder 72, and the driving end of the blocking cylinder 72 is fixedly installed with a connecting plate 73. The connecting plate 73 is provided with a buffer pad 74 which can be made of rubber material; the blocking cylinder 72 drives the connecting plate 73 to move upward, so that the substrate 21 is blocked by the buffer pad 74 to achieve the positioning of the substrate 21; The second positioning assembly includes a stopper 75 , which is fixedly mounted on a side plate at the discharge end of the rib conveyor line 13 . The stopper 75 is used to block and position the rib 22 .

[0028] Embodiment 3: In some embodiments, Figure 1-Figure 8 As shown, as a preferred embodiment of the present invention, a welding method of an automated plate welding device comprises the following steps: Step 1: The substrate 21 moves on the substrate conveyor line 10 until the substrate 21 is blocked and limited by the buffer block 74; Step 2: The vacuum chuck 310 transfers the substrate 21 to the feeding end of the assembly conveyor line 11, and rotates the substrate 21 180 degrees during the transfer process; Step 3: The substrate 21 moves on the assembly conveyor line 11 until the substrate 21 is blocked and positioned by the buffer block 74; at the same time, the rib plate 22 moves on the assembly conveyor line 11 until it is blocked and positioned by the block 75; Step 4: The gripper cylinder 45 grabs two ribs 22 from the discharge end of the rib conveyor line 13, and assembles the ribs 22 and the base plate 21 on the assembly conveyor line 11; Step 5: The blocking cylinder 72 drives the buffer pad 74 to move downward to avoid the substrate 21 on the assembly conveyor line 11, and the positioning pressure rod 65 moves toward the substrate 21. After the positioning pressure rod 65 is in place, it is pressed downward to tightly fix the substrate 21 and the rib plate 22; Step 6: The positioning pressure rod 65 drags the sheet material 2 onto the lower conductive block 55 so that the rib plate 22 is in place, the upper conductive column 54 moves downward, and the two sides of the rib plate 22 are welded with the cooperation of the lower conductive block 55. Then, the positioning pressure rod 65 drags the sheet material 2 to the right so that the second rib plate 22 on the base plate 21 is in place, and the welding operation is repeated; Step 7: The sheet material 2 after the welding operation of the base plate 21 and the rib plate 22 is dragged by the positioning pressure rod 65 to the discharge conveyor line 12 for release, and the sheet material 2 is blocked and positioned by the buffer pad 74 at the discharge end of the discharge conveyor line 12 to wait for transportation.

[0029] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit the same. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that the technical solutions described in the aforementioned embodiments may still be modified, or some of the technical features may be replaced by equivalents. Such modifications or replacements will not cause the essence of the corresponding technical solutions to deviate from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. An automated plate welding device, comprising a conveyor line mechanism, characterized in that: The conveyor line mechanism comprises: A substrate conveying line (10) for conveying a substrate (21) of a sheet material (2); A rib conveyor line (13) for conveying ribs (22) of a sheet material (2); An assembly conveyor line (11) for conveying the assembled base plate (21) and rib plate (22); The material discharging conveyor line (12) is used to convey the plate material (2) after the welding is completed. The discharge ends of the substrate conveyor line (10), the assembly conveyor line (11), the discharge conveyor line (12) and the rib conveyor line (13) are all provided with conveyor line positioning mechanisms (7) for positioning the workpiece being conveyed, and both sides of the four conveyors are provided with limiting side plates (14) for positioning the workpiece being conveyed; The substrate conveyor line (10) and the rib conveyor line (13) are perpendicular to the conveying direction of the assembly conveyor line (11), and the discharge conveyor line (12) is parallel to the conveying direction of the assembly conveyor line (11); the discharge end of the substrate conveyor line (10) is connected to the feed end of the assembly conveyor line (11), the rib conveyor line (13) is erected on the upper side of the assembly conveyor line (11), and the feed end of the discharge conveyor line (12) is connected to the discharge end of the assembly conveyor line (11); A substrate transfer mechanism (3) is provided at the feed end of the assembly conveyor line (11) for transferring the substrate (21) from the substrate conveyor line (10) to the assembly conveyor line (11) and placing the substrate on a plate; A rib plate material moving mechanism (4) for moving the rib plates (22) from the rib plate conveying line (13) to be assembled on a base plate (21) of the assembly conveying line (11) is provided on the rear side of the assembly conveying line (11); A welding mechanism (5) for welding the base plate (21) and the rib plate (22) into shape and an auxiliary welding positioning mechanism (6) for accurately positioning the base plate (21) and the rib plate (22) during welding are provided between the assembly conveyor line (11) and the discharging conveyor line (12).

2. The automated plate welding equipment according to claim 1, characterized in that: The substrate moving mechanism (3) comprises a first bracket (31), a first Z-axis linear module (32), a second Y-axis linear module (33), a rotating assembly, a suction cup mounting frame (39) and a vacuum suction cup (310); the first bracket (31) is arranged on one side of the discharge end of the substrate conveying line (10); the first Z-axis linear module (32) is fixedly mounted on the first bracket (31); the second Y-axis linear module (33) is fixedly mounted on the moving end of the first Z-axis linear module (32); and the rotating assembly is arranged on the moving end of the second Y-axis linear module (33); A suction cup mounting frame (39) is provided at the movable end of the rotating assembly, and a plurality of vacuum suction cups (310) for grasping a base plate (21) of a sheet material (2) are fixedly mounted on the suction cup mounting frame (39).

3. The automated plate welding equipment according to claim 2, characterized in that: The rotating assembly comprises a fixed frame (34), a servo motor (35), a driving gear (36), a driven gear (37) and a rotating frame (38); the movable end of the second Y-axis linear module (33) is fixedly mounted with the fixed frame (34); the servo motor (35) is fixedly mounted on the upper end of the fixed frame (34); the output end of the servo motor (35) passes through the fixed frame (34) and is fixedly connected to the driving gear (36); the upper end of the driven gear (37) is rotatably connected to the fixed frame (34) through a bearing; the lower end of the driven gear (37) is fixedly connected to the rotating frame (38), and the driven gear (37) is meshedly connected to the driving gear (36); and the rotating frame (38) is fixedly connected to the suction cup mounting frame (39).

4. The automated plate welding equipment according to claim 3, characterized in that: The rib plate material transfer mechanism (4) comprises a second bracket (41), a Y-axis linear module (42), a Z-axis linear module (43), a clamping claw mounting frame (44) and a clamping claw cylinder (45). The second bracket (41) is arranged at the rear side of the assembly conveyor line (11). The Y-axis linear module (42) is fixedly mounted on the second bracket (41). The Z-axis linear module (43) is fixedly mounted on the movable end of the Y-axis linear module (42). The clamping claw mounting frame (44) is fixedly mounted on the movable end of the Z-axis linear module (43). Two groups of rib plate grabbing assemblies for simultaneously grabbing two rib plates (22) are fixedly mounted on the clamping claw mounting frame (44). The rib plate grabbing assemblies are composed of a plurality of clamping claw cylinders (45) distributed along the length direction of the rib plates (22).

5. The automated plate welding equipment according to claim 4, characterized in that: The welding mechanism (5) comprises an upper bracket (51), a downward pressure cylinder (52), a heat-insulating connecting plate (53), an upper conductive column (54), a lower conductive block (55) and a lower bracket (56). The upper bracket (51) and the downward pressure cylinder (52) are respectively arranged on the upper and lower sides between the assembly conveyor line (11) and the discharging conveyor line (12). A plurality of downward pressure cylinders (52) are fixedly installed at the lower end of the upper bracket (51) at equal intervals along the length direction of the upper bracket (51); the upper end of the heat-insulating connecting plate (53) is fixedly connected to the driving end of the downward pressure cylinder (52), and the upper conductive columns (54) are fixedly installed symmetrically on the left and right sides of the lower end of the heat-insulating connecting plate (53); and the lower conductive block (55) used in conjunction with all the upper conductive columns (54) is fixedly installed at the upper end of the lower bracket (56).

6. The automated plate welding equipment according to claim 5, characterized in that: The auxiliary welding positioning mechanism (6) comprises a Y-axis linear module (61), a support block (62), a lifting cylinder (63), a cross bar (64) and a positioning pressure rod (65); the two Y-axis linear modules (61) are symmetrically arranged at the front and rear sides of the discharge conveying line (12); the movable end of the Y-axis linear module (61) is fixedly mounted with a support block (62), and the lifting cylinder (63) is fixedly mounted on the support block (62); the cross bar (64) is mounted on the upper side of the discharge conveying line (12), and the two ends of the cross bar (64) are respectively fixedly connected to the driving ends of the two lifting cylinders (63); the two positioning pressure rods (65) are symmetrically fixedly mounted at the two ends of the cross bar (64), and the positioning pressure rods (65) are used to position the assembled base plate (21) and the rib plate (22).

7. The automated plate welding equipment according to claim 6, characterized in that: The lower side of the positioning pressure rod (65) has a first positioning groove (66), a second positioning groove (67) and a third positioning groove (68) in sequence along the conveying direction of the assembly conveyor line (11); the first positioning groove (66) and the second positioning groove (67) are used for clamping and positioning the rib plate (22); and the third positioning groove (68) is used for positioning the folding edge of the base plate (21).

8. The automated plate welding equipment according to claim 7, characterized in that: The conveyor line positioning mechanism (7) comprises a first positioning component for positioning a substrate (21) and a second positioning component for positioning a rib plate (22); the discharge ends of the substrate conveyor line (10), the assembly conveyor line (11) and the discharge conveyor line (12) are all provided with a plurality of groups of first positioning components, and the discharge end of the rib plate conveyor line (13) is provided with a second positioning component.

9. A welding method, using the automated plate welding equipment according to claim 9, characterized in that: The following steps are involved: Step 1: the substrate (21) moves on the substrate conveyor line (10) until the substrate (21) is blocked and limited by the buffer pad (74); Step 2: The vacuum suction cup (310) transfers the substrate (21) to the feeding end of the assembly conveyor line (11), and during the transfer process, the substrate (21) is rotated 180 degrees; Step 3: the substrate (21) moves on the assembly conveyor line (11) until the substrate (21) is blocked and positioned by the buffer block (74); at the same time, the rib plate (22) moves on the assembly conveyor line (11) until it is blocked and positioned by the block (75); Step 4: The gripper cylinder (45) grabs two ribs (22) from the discharge end of the rib conveyor line (13), and assembles the ribs (22) and the base plate (21) on the assembly conveyor line (11); Step 5: The blocking cylinder (72) drives the buffer pad (74) to move downward to avoid the base plate (21) on the assembly conveyor line (11), and the positioning pressure rod (65) moves toward the base plate (21). After the positioning pressure rod (65) is in place, it is pressed downward to tightly fix the base plate (21) and the rib plate (22); Step 6: The positioning pressure rod (65) drags the plate (2) onto the lower conductive block (55) so that the rib plate (22) is in place, the upper conductive column (54) moves downward, and the two sides of the rib plate (22) are welded with the cooperation of the lower conductive block (55), and then the positioning pressure rod (65) drags the plate (2) to the right so that the second rib plate (22) on the base plate (21) is in place, and the welding operation is repeated; Step 7: The plate (2) that has completed the welding operation of the base plate (21) and the rib plate (22) is dragged by the positioning pressure rod (65) to the discharge conveyor line (12) and released, and the plate (2) is blocked and positioned by the buffer pad (74) at the discharge end of the discharge conveyor line (12) to wait for transportation.

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