CN112705818A - Robot arc welding workstation for template welding and construction method thereof - Google Patents
Robot arc welding workstation for template welding and construction method thereof Download PDFInfo
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- CN112705818A CN112705818A CN202110033515.1A CN202110033515A CN112705818A CN 112705818 A CN112705818 A CN 112705818A CN 202110033515 A CN202110033515 A CN 202110033515A CN 112705818 A CN112705818 A CN 112705818A
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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
- B23K9/00—Arc welding or cutting
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
- B23K37/0443—Jigs
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- 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
- B23K9/00—Arc welding or cutting
- B23K9/32—Accessories
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Abstract
The robot arc welding workstation comprises a welding platform, wherein a welding robot is arranged on the side surface of the welding platform; a table top plate is fixedly arranged on the welding platform, and a positioning hole and a supporting piece are arranged on the table top plate; the support comprises a first plate and a second plate; a fixing piece is arranged in the round hole of the first plate or the long hole of the second plate; a first chuck and/or a second chuck is arranged between the adjacent supporting pieces; the first chuck comprises a first vertical rod, and a first cylinder is arranged at the top of the first vertical rod; a first cross rod penetrates through the first cylinder, one end of the first cross rod is provided with a first rotating handle, and the other end of the first cross rod is provided with a first positioning head; the second chuck comprises a second vertical rod, a second cylinder is arranged at the top of the second vertical rod, a second cross rod is inserted into the second cylinder, a third cylinder is arranged at the tail end of the second cross rod, a third vertical rod penetrates through the third cylinder, a second rotating handle is arranged at one end of the third vertical rod, and a second positioning head is arranged at the other end of the third vertical rod.
Description
Technical Field
The invention belongs to the technical field of prefabricated building engineering, and particularly relates to a robot arc welding workstation for template welding and a construction method thereof.
Background
At present, the country advocates house industrialization, namely, houses are built in an industrialized production mode, and the advantages of improving the labor productivity of house production, improving the overall quality of houses, reducing cost, material consumption and energy consumption and the like are rapidly raised. The components for housing industrialization are all prefabricated in a factory by utilizing moulds which are spliced together through formworks of various sizes and then welded and fixed to manufacture. Because the reuse rate of the mould is low, the manufacturing amount of the template is large, a large amount of labor is needed, and the production cost is increased. In addition, the existing die welding is manually assembled, the precision is not easy to guarantee, and the welding quality is not easy to control. In addition, when the mold is assembled and spliced manually, the efficiency is low.
Disclosure of Invention
The invention aims to provide a robot arc welding workstation for template welding, which can greatly reduce the labor intensity of workers, has high automation degree, can reduce the production cost and improve the production efficiency.
Another object of the present invention is to provide a construction method of a robot arc welding workstation for template welding, which can greatly reduce the labor intensity of workers, has high degree of automation, can reduce the production cost, and improve the production efficiency.
In order to achieve the purpose, the invention adopts the following technical scheme:
a robot arc welding workstation for template welding comprises a welding platform, wherein a welding track is arranged on the side surface of the welding platform and is parallel to the welding platform; the welding track is provided with a welding robot which can move on the welding track; a table top plate is fixedly arranged on the welding platform, and a plurality of positioning holes which are arranged in an array form are arranged on the table top plate; an L-shaped supporting piece is arranged at the position corresponding to the outer vertical surface of the template; the support member includes a first plate and a second plate perpendicular to each other; the first plate is provided with a plurality of round holes corresponding to the positioning holes, and the second plate is provided with a long hole; a fixing piece is arranged in the round hole of the first plate or the long hole of the second plate; the fixing piece comprises a positioning rod, a screw hole is formed in the positioning rod, a screw rod is arranged in the screw hole, the top of the screw rod is fixedly connected with a screw cap, and the diameter of the screw cap is larger than that of the round hole and larger than the width of the long hole; the bottom end of the screw rod is provided with a conical insertion part; the circumferential surface of the bottom of the positioning rod is provided with a plurality of concave holes connected with the screw holes, each concave hole is internally provided with a steel ball capable of sliding in the concave hole, and the inner diameter of an opening at the outer end of the concave hole is smaller than the diameter of the steel ball; the inner ends of the steel balls are exposed out of the inner end opening of the concave hole and are mutually propped to form a ring shape, and a vertical channel is formed in the center position; when the screw rotates downwards, the inserting part can be inserted into the vertical channel, and the steel balls are pushed outwards and exposed out of the opening at the outer end of the concave hole to abut against the inner wall of the positioning hole so as to stop the positioning rod from moving;
a first chuck and/or a second chuck is arranged between the adjacent supporting pieces; the first chuck comprises a first vertical rod, and a horizontal first cylinder is arranged at the top of the first vertical rod; the first cylinder is provided with internal threads, a first cross rod with external threads is arranged in a penetrating way, one end of the first cross rod is provided with a first rotating handle, and the other end of the first cross rod is provided with a first positioning head; the second chuck comprises a second vertical rod, a horizontal second cylinder is arranged at the top of the second vertical rod, a second transverse rod is inserted into the second cylinder, a vertical third cylinder is arranged at the tail end of the second transverse rod, the third cylinder is provided with internal threads and is provided with a third vertical rod with external threads in a penetrating mode, a second rotating handle is arranged at one end of the third vertical rod, and a second positioning head is arranged at the other end of the third vertical rod.
Furthermore, a first ball body is arranged at the tail end of the first cross rod, and a second ball body is arranged at the tail end of the third vertical rod; the first positioning head comprises a first positioning disc and a first positioning end head fixedly connected with the inner side of the first positioning disc, and the first positioning end head is provided with a first connecting concave part corresponding to the first ball body, so that the first ball body can rotate in the first connecting concave part; the second positioning head comprises a second positioning disc and a second positioning end head fixedly connected with the inner side of the second positioning disc, and the second positioning end head is provided with a second connecting concave part corresponding to the second ball body, so that the second ball body can rotate in the second connecting concave part.
Furthermore, the outer side surfaces of the first positioning disk and the second positioning disk are provided with positioning grooves; buffering rubber pads are arranged between the first ball body and the first connecting concave portion and between the second ball body and the second connecting concave portion.
Furthermore, the peripheries of the first vertical rod and the second vertical rod are provided with outward protruding positioning rings, the outer diameter of each positioning ring is larger than the inner diameter of each positioning hole, and the bottom surfaces of the positioning rings are perpendicular to the first vertical rod and the second vertical rod.
Furthermore, the top surface of the nut is provided with an inwards concave wrench hole.
Furthermore, the number of the welding platforms is two, the two welding platforms are parallel to each other, and the welding track is positioned between the two welding platforms; or the welding tracks are H-shaped, and the number of the welding platforms is three or four, and the welding platforms are located on the periphery of the welding tracks.
The construction method of the robot arc welding workstation for template welding comprises the following steps:
A. cleaning a deck plate of a welding platform, and preparing a support piece, a first chuck, a second chuck and a blanking template;
B. placing the template on the table board, wherein the board edges are aligned with the grid lines on the table board, and one long edge and one short edge are respectively aligned; the supporting piece is tightly fixed on the table board and fixed on the outer side of the template, so that the supporting piece is vertical to the table board;
C. placing an upper belt plate, a rib plate and a lower belt plate; the first chuck is placed at the corresponding position of the support; fastening a first chuck corresponding to the middle rib plate; then rib plates at two ends are placed between the upper and lower belt plates to fasten the corresponding first chucks; inspecting the plane verticality and the vertical plane verticality of the rib plate, knocking and finely adjusting the position of the rib plate;
D. placing other rib plates according to the drawing positions, tightly fixing the first chucks corresponding to the rib plates, and finely adjusting the positions of the rib plates according to the method in the step C to ensure that the plane and the vertical surface of the rib plates are vertical; the upper edge of the vertical surface of the belt plate is pressed tightly by a second chuck; finally integrally checking the splicing overall dimension of the die;
E. programming according to the operating program requirement of the welding robot and simulating the welding operation process; after confirming that there is no error, the automatic welding process is started.
Further, the support tightening process is as follows: the second plate of the supporting piece is tightly attached to the upper surface of the table board, the positioning rod of the fixing piece penetrates through the long round hole of the second plate and is inserted into the positioning hole of the table board, the screw cap is rotated, the screw rod is driven to move downwards along with the screwing of the screw cap, and the steel ball at the bottom is ejected out and abuts against the inner wall of the positioning hole of the table board.
Furthermore, when the positioning rod of the fixing piece is too long, a cushion layer is placed on the second plate, and the cushion layer is provided with a through hole corresponding to the long hole.
Furthermore, two first chucks are fixed on the outer side of the short side of the template, and one first chuck is fixed at the distance of 400 mm and 500mm between the long sides.
The invention has the beneficial effects that: the robot arc welding workstation for template welding and the construction method thereof can greatly reduce the labor intensity of workers, have high automation degree, reduce the production cost and improve the production efficiency.
Drawings
Fig. 1 is a schematic structural view of an embodiment 1 of a robotic arc welding workstation for template welding of the present invention.
Fig. 2 is a front view of embodiment 1 of the robotic arc welding station for template welding of the present invention.
Fig. 3 is a side view of embodiment 1 of the robotic arc welding station for template welding of the present invention.
Fig. 4 is a top view of embodiment 1 of the robotic arc welding station for template welding of the present invention.
Fig. 5 is a schematic structural view of embodiment 2 of the robotic arc welding workstation for template welding of the present invention.
Fig. 6 is a front view of embodiment 1 of the support of the robotic arc welding workstation for template welding of the present invention.
Fig. 7 is a side view of embodiment 1 of the support of the robotic arc welding workstation for template welding of the present invention.
Fig. 8 is a top view of embodiment 1 of the support of the robotic arc welding workstation for template welding of the present invention.
Fig. 9 is a front view of embodiment 2 of the support of the robotic arc welding workstation for template welding of the present invention.
Fig. 10 is a side view of embodiment 2 of the support of the robotic arc welding workstation for template welding of the present invention.
Fig. 11 is a top view of embodiment 2 of the support of the robotic arc welding workstation for template welding of the present invention.
Fig. 12 is a schematic view of the structure of the screw of the robotic arc welding station for template welding of the present invention.
Fig. 13 is a schematic structural diagram of a positioning rod of a robotic arc welding workstation for template welding according to the present invention.
FIG. 14 is a schematic diagram of the movement process of the screw and the steel ball of the robot arc welding workstation for template welding according to the present invention.
Fig. 15 is a schematic view of the first collet of the robotic arc welding station for template welding of the present invention.
Fig. 16 is a schematic view of the second collet of the robotic arc welding station for template welding of the present invention.
Fig. 17 is a schematic view of the first cross bar of the robotic arc welding station for template welding of the present invention.
Fig. 18 is a schematic structural view of a third vertical bar of the robotic arc welding station for template welding of the present invention.
Detailed Description
The invention is further illustrated by the figures and examples.
As shown in fig. 1-4, the invention provides a robot arc welding workstation for template welding, comprising a welding platform 1, wherein the welding platform 1 is provided with a welding track 2 on the side, and the welding track 2 is parallel to the welding platform 1. The welding rail 2 is provided with a welding robot 3 that can move on the welding rail 2. A table top plate 11 is fixedly installed on the welding platform 1, and a plurality of positioning holes 12 arranged in an array are arranged on the table top plate 11. An L-shaped supporting piece 4 is arranged at the position corresponding to the outer vertical surface of the template.
The above is embodiment 1 of the robot arc welding station for template welding according to the present invention, as shown in fig. 5, which is embodiment 2 of the robot arc welding station for template welding according to the present invention, and the difference from embodiment 1 is that the welding platforms 1 are two and parallel to each other, and the welding rail 2 is located between the two welding platforms 1. In the embodiment 2 of the invention, an H-shaped layout is adopted, the welding robot 3 can horizontally and linearly walk in the middle, the tools are arranged on two sides, and one side of the tool is used for loading and unloading workpieces during welding and the other side of the tool is used for loading and unloading workpieces. Of course, the present invention may also be configured such that one welding robot 3 corresponds to three or four welding platforms 1, and at this time, the welding track 2 is in an H shape, and the welding platforms 1 are located around the welding track.
As shown in fig. 6-11, the support member 4 includes a first plate 41 and a second plate 42 that are perpendicular to each other. The first plate 41 has a plurality of circular holes 411 corresponding to the positioning holes 12, and the number of the circular holes 411 is not limited, and may be 1 or 3 as shown in the two embodiments of the present invention. The second plate 42 is provided with a long hole 421. The fixing member 5 is provided in the circular hole 411 of the first plate 41 or the long hole 421 of the second plate 42. As shown in fig. 12-14, the fixing element 5 includes a positioning rod 51, a screw hole 511 is formed in the positioning rod 51, a screw 52 is disposed in the screw hole 511, the top of the screw 52 is fixedly connected to a nut 53, the diameter of the nut 53 is greater than the diameter of the circular hole 411 and greater than the width of the long hole 421, and a concave wrench hole 531 is formed on the top surface of the nut 53. The screw 52 has a conical insertion portion 521 at the bottom end thereof. The circumferential surface of the bottom of the positioning rod 51 is provided with a plurality of concave holes 512 connected with the screw holes 511, each concave hole 512 is internally provided with a steel ball 54 capable of sliding in the concave hole 512, and the inner diameter of an opening at the outer end of the concave hole 512 is smaller than the diameter of the steel ball 54. The inner ends of the steel balls 54 are exposed out of the inner end opening of the concave hole 512 and are mutually abutted to form a ring shape, and a vertical channel is formed in the center position. When the screw 52 rotates downward, the inserting portion 521 can be inserted into the vertical channel, and push the steel balls 54 outward to expose the outer opening of the concave hole 512, and abut against the inner wall of the positioning hole 12, so as to stop the positioning rod 51 from moving.
A first clamping head 6 and/or a second clamping head 7 are arranged between adjacent supporting parts 4. As shown in fig. 15-18, the first chuck 6 comprises a first vertical rod 61, and a horizontal first cylinder 62 is disposed on the top of the first vertical rod 61. The first cylinder 62 has an internal thread, a first cross bar 63 with an external thread is arranged in a penetrating way, one end of the first cross bar 63 is provided with a first rotating handle 64, and the other end is provided with a first positioning head 65. The second chuck 7 comprises a second vertical rod 71, a horizontal second cylinder 72 is arranged at the top of the second vertical rod 71, a second cross rod 73 is inserted into the second cylinder 72, a vertical third cylinder 74 is arranged at the tail end of the second cross rod 73, the third cylinder 74 is provided with internal threads, a third vertical rod 75 with external threads is arranged in a penetrating manner, one end of the third vertical rod 75 is provided with a second rotating handle 76, and the other end of the third vertical rod is provided with a second positioning head 77.
The first cross bar 63 has a first sphere 631 at its end, and the third vertical bar 75 has a second sphere 751 at its end. The first positioning head 65 includes a first positioning disk 651 and a first positioning head 652 fixedly connected to the inner side of the first positioning disk 651, the first positioning head 652 is provided with a first connecting recess 653 corresponding to the first ball 631, so that the first ball 631 can rotate in the first connecting recess 653. The second positioning head 77 comprises a second positioning disc 771 and a second positioning head 772 fixedly connected with the inner side of the second positioning disc 771, and the second positioning head 772 is provided with a second connecting recess 773 corresponding to the second sphere 751, so that the second sphere 751 can rotate in the second connecting recess 773. Preferably, a buffer rubber pad 66 is disposed between the first spherical body 631 and the first coupling recess 653, and a buffer rubber pad 78 is disposed between the second spherical body 751 and the second coupling recess 773. The outer side surfaces of the first positioning disk 651 and the second positioning disk 772 are provided with positioning grooves 8. The peripheries of the first vertical rod 61 and the second vertical rod 71 are provided with outward protruding positioning rings 9, the outer diameter of each positioning ring 9 is larger than the inner diameter of each positioning hole 12, the bottom surfaces of the positioning rings 9 are perpendicular to the first vertical rod 61 and the second vertical rod 71, and the first vertical rod 61 and the second vertical rod 71 can be positioned on the table board 11 in the vertical direction.
The invention also provides a construction method of the robot arc welding workstation for template welding, which comprises the following steps:
A. cleaning a deck plate 11 of a welding platform 1, and preparing a support member 4, a first chuck 6, a second chuck 7 and a blanking template M;
B. placing the template M on the table board 11, wherein the board edges are aligned with the grid lines on the table board 11, and one long edge and one short edge are respectively aligned; the supporting piece 4 is tightly fixed on the table top plate 11 and fixed on the outer side of the template M, so that the supporting piece 4 is vertical to the table top plate 11;
C. placing an upper belt plate, a rib plate and a lower belt plate; the first chuck 6 is arranged at the corresponding position of the support 4; fastening a first chuck 6 corresponding to the middle rib plate; then rib plates at two ends are placed between the upper and lower belt plates to fasten the corresponding first chucks 6; inspecting the plane verticality and the vertical plane verticality of the rib plate, knocking and finely adjusting the position of the rib plate; furthermore, two first chucks 6 are fixed on the outer sides of the short sides of the template M, and one first chuck 6 is fixed at the distance of 400-500mm between the long sides;
D. placing other rib plates according to the drawing positions, tightly fixing the first chucks 6 corresponding to the rib plates, and finely adjusting the positions of the rib plates according to the method in the step C to ensure that the planes and the vertical surfaces of the rib plates are vertical; the upper edge of the vertical surface of the belt plate is pressed tightly by a second chuck 7; finally integrally checking the splicing overall dimension of the die;
E. programming according to the operating program requirement of the welding robot 3 and simulating the welding operation process; after confirming that there is no error, the automatic welding process is started.
The tightening process of the support 4 is as follows: the second plate 42 of the supporting member 4 is tightly attached to the upper surface of the table panel 11, the positioning rod 51 of the fixing member 5 is inserted through the long circular hole 421 of the second plate 42 and into the positioning hole 12 of the table panel 11, the nut 53 is rotated, the screw 52 is driven to move downwards as the nut 53 is screwed, the steel balls 54 at the bottom are ejected out, and tightly abut against the inner wall of the positioning hole 12 of the table panel 11.
When the positioning rod 51 of the fixing element 5 is too long, a cushion layer is placed on the second plate 42, and the cushion layer is provided with a through hole corresponding to the long hole 421, so that the steel ball 54 of the fixing element 5 is positioned on the inner wall of the positioning hole 12.
The vertical turnover positioner is matched with a welding robot, the parts of the template are manually assembled and clamped on a table top plate of a welding platform by using the support piece, the first chuck and the second chuck, and the robot automatically welds all welding seams; two welding stations can be arranged and are symmetrically arranged, and when one welding station is used for welding, the other welding station is used for loading and unloading workpieces and is circulated in sequence. The welding robot welds in turn at two stations, has improved work efficiency greatly.
The invention can realize full automation of the processing process by adopting the welding robot, thereby reducing the labor intensity of workers. The welding robot teaching programmer is a 6.5-inch color touch screen and Chinese display, and is convenient to operate. The motion trail of the welding robot can be taught, and the motion of any path in space can be completed; can store a plurality of programs simultaneously and corresponds to products with various specifications. The welding robot has zero memory, process memory and return functions. The control system is controlled by a PLC and has the functions of automatic control, detection, protection, alarm and the like. When the specification or production outline of the workpiece is changed, different programs can be selected on the operation panel to adapt to new production requirements. Emergency stop buttons are arranged on the robot control cabinet (DX200), the teaching box, the operation panel and the operation box, and when an emergency happens to the system, the emergency stop of the system can be realized by pressing the emergency stop buttons and simultaneously an alarm signal is sent out.
The welding positioning tool (the supporting piece, the fixing piece, the first chuck and the second chuck) is a novel welding fixture which is modularized, standardized, reusable and wide in application range and is used for welding, machining and detecting workpieces. The rapid clamping device is based on a workbench with grid holes and a scale, is provided with various standard modules for positioning, is connected through a fixing piece, and is used for rapidly clamping workpieces in various shapes, so that the welded or processed workpieces can reach high precision. The novel tool replaces the traditional special tool, so that a user can shorten a large amount of design and manufacturing time, can use the novel tool repeatedly, saves development and production cost, and is a very economic and practical choice. The welding positioning tool (the supporting piece, the fixing piece, the first chuck and the second chuck) is a clamp which can be freely combined, can adapt to different workpiece shapes, can replace a large number of high-cost special tools by a plurality of sets of clamp systems, and can save the cost and time of the special tools which are input due to product change after the tool is used. The economy is particularly obvious in the production of various and personalized moulds.
The table top plate adopts a cast iron platform, and has the following characteristics:
1. after the cast iron platform is worn, the precision of the cast iron platform can be restored by repainting again.
2. The cast iron platform can be used for detecting the flatness of parts by a painting method, and has the advantages of accuracy, intuition and convenience. The gauge stand and the workpiece are pushed to be smooth on the scraped cast iron platform, no astringent feeling is generated, the measurement is convenient, and the measurement accuracy is ensured.
3. The cast iron quality and the heat treatment quality of the cast iron platform have great influence on the service performance of the flat plate: or the working surface is deformed due to the residual larger internal stress; or the precision can not be maintained due to the non-wear resistance; or a small roughness value is not easily obtained by scraping. Therefore, the use of the cast iron platform requires attention to the selection of the cast iron material, and the residual stress of the cast iron platform is eliminated by adopting methods such as aging treatment and the like.
The above embodiments can be modified without departing from the scope of the invention, and therefore the above description should be regarded as illustrative rather than restrictive, and all technical solutions that fall under the spirit of the invention are intended to be embraced therein.
Claims (10)
1. A robot arc welding workstation for template welding is characterized by comprising a welding platform, wherein a welding track is arranged on the side surface of the welding platform and is parallel to the welding platform; the welding track is provided with a welding robot which can move on the welding track; a table top plate is fixedly arranged on the welding platform, and a plurality of positioning holes which are arranged in an array form are arranged on the table top plate; an L-shaped supporting piece is arranged at the position corresponding to the outer vertical surface of the template; the support member includes a first plate and a second plate perpendicular to each other; the first plate is provided with a plurality of round holes corresponding to the positioning holes, and the second plate is provided with a long hole; a fixing piece is arranged in the round hole of the first plate or the long hole of the second plate; the fixing piece comprises a positioning rod, a screw hole is formed in the positioning rod, a screw rod is arranged in the screw hole, the top of the screw rod is fixedly connected with a screw cap, and the diameter of the screw cap is larger than that of the round hole and larger than the width of the long hole; the bottom end of the screw rod is provided with a conical insertion part; the circumferential surface of the bottom of the positioning rod is provided with a plurality of concave holes connected with the screw holes, each concave hole is internally provided with a steel ball capable of sliding in the concave hole, and the inner diameter of an opening at the outer end of the concave hole is smaller than the diameter of the steel ball; the inner ends of the steel balls are exposed out of the inner end opening of the concave hole and are mutually propped to form a ring shape, and a vertical channel is formed in the center position; when the screw rotates downwards, the inserting part can be inserted into the vertical channel, and the steel balls are pushed outwards and exposed out of the opening at the outer end of the concave hole to abut against the inner wall of the positioning hole so as to stop the positioning rod from moving;
a first chuck and/or a second chuck is arranged between the adjacent supporting pieces; the first chuck comprises a first vertical rod, and a horizontal first cylinder is arranged at the top of the first vertical rod; the first cylinder is provided with internal threads, a first cross rod with external threads is arranged in a penetrating way, one end of the first cross rod is provided with a first rotating handle, and the other end of the first cross rod is provided with a first positioning head; the second chuck comprises a second vertical rod, a horizontal second cylinder is arranged at the top of the second vertical rod, a second transverse rod is inserted into the second cylinder, a vertical third cylinder is arranged at the tail end of the second transverse rod, the third cylinder is provided with internal threads and is provided with a third vertical rod with external threads in a penetrating mode, a second rotating handle is arranged at one end of the third vertical rod, and a second positioning head is arranged at the other end of the third vertical rod.
2. The robotic arc welding workstation for template welding according to claim 1, characterized by: a first ball body is arranged at the tail end of the first cross rod, and a second ball body is arranged at the tail end of the third vertical rod; the first positioning head comprises a first positioning disc and a first positioning end head fixedly connected with the inner side of the first positioning disc, and the first positioning end head is provided with a first connecting concave part corresponding to the first ball body, so that the first ball body can rotate in the first connecting concave part; the second positioning head comprises a second positioning disc and a second positioning end head fixedly connected with the inner side of the second positioning disc, and the second positioning end head is provided with a second connecting concave part corresponding to the second ball body, so that the second ball body can rotate in the second connecting concave part.
3. The robotic arc welding workstation for template welding according to claim 2, characterized in that: positioning grooves are formed in the outer side faces of the first positioning disk and the second positioning disk; buffering rubber pads are arranged between the first ball body and the first connecting concave portion and between the second ball body and the second connecting concave portion.
4. The robotic arc welding workstation for template welding according to claim 1, characterized by: the periphery of the first vertical rod and the second vertical rod is provided with an outward-protruding positioning ring, the outer diameter of the positioning ring is larger than the inner diameter of the positioning hole, and the bottom surface of the positioning ring is perpendicular to the first vertical rod and the second vertical rod.
5. The robotic arc welding workstation for template welding according to claim 1, characterized by: the top surface of the nut is provided with an inwards concave wrench hole.
6. The robotic arc welding workstation for template welding according to claim 1, characterized by: the two welding platforms are parallel to each other, and the welding track is positioned between the two welding platforms; or the welding tracks are H-shaped, and the number of the welding platforms is three or four, and the welding platforms are located on the periphery of the welding tracks.
7. A construction method of a robotic arc welding station for template welding according to any of the claims 1 to 6, characterized by the following steps:
A. cleaning a deck plate of a welding platform, and preparing a support piece, a first chuck, a second chuck and a blanking template;
B. placing the template on the table board, wherein the board edges are aligned with the grid lines on the table board, and one long edge and one short edge are respectively aligned; the supporting piece is tightly fixed on the table board and fixed on the outer side of the template, so that the supporting piece is vertical to the table board;
C. placing an upper belt plate, a rib plate and a lower belt plate; the first chuck is placed at the corresponding position of the support; fastening a first chuck corresponding to the middle rib plate; then rib plates at two ends are placed between the upper and lower belt plates to fasten the corresponding first chucks; inspecting the plane verticality and the vertical plane verticality of the rib plate, knocking and finely adjusting the position of the rib plate;
D. placing other rib plates according to the drawing positions, tightly fixing the first chucks corresponding to the rib plates, and finely adjusting the positions of the rib plates according to the method in the step C to ensure that the plane and the vertical surface of the rib plates are vertical; the upper edge of the vertical surface of the belt plate is pressed tightly by a second chuck; finally integrally checking the splicing overall dimension of the die;
E. programming according to the operating program requirement of the welding robot and simulating the welding operation process; after confirming that there is no error, the automatic welding process is started.
8. The construction method of a robotic arc welding workstation for template welding according to claim 7, characterized in that the support tightening procedure is as follows: the second plate of the supporting piece is tightly attached to the upper surface of the table board, the positioning rod of the fixing piece penetrates through the long round hole of the second plate and is inserted into the positioning hole of the table board, the screw cap is rotated, the screw rod is driven to move downwards along with the screwing of the screw cap, and the steel ball at the bottom is ejected out and abuts against the inner wall of the positioning hole of the table board.
9. The construction method of a robotic arc welding station for template welding according to claim 8, characterized in that when the positioning rod of the fixture is too long, a cushion layer is placed on the upper surface of the second plate, the cushion layer being provided with a through hole corresponding to the elongated hole.
10. The construction method of the robot arc welding workstation for the template welding as claimed in claim 7, characterized in that two first chucks are fixed outside the short sides of the template, and one first chuck is fixed at the distance of 400-500mm between the long sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110033515.1A CN112705818A (en) | 2021-01-11 | 2021-01-11 | Robot arc welding workstation for template welding and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110033515.1A CN112705818A (en) | 2021-01-11 | 2021-01-11 | Robot arc welding workstation for template welding and construction method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113478133A (en) * | 2021-08-16 | 2021-10-08 | 南通科钛机器人系统有限公司 | Six-axis robot is with full-automatic welded platform that has protective structure |
| CN113909722A (en) * | 2021-09-29 | 2022-01-11 | 长沙中创海通智能科技有限公司 | Be used for building templates floor welded device |
-
2021
- 2021-01-11 CN CN202110033515.1A patent/CN112705818A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113478133A (en) * | 2021-08-16 | 2021-10-08 | 南通科钛机器人系统有限公司 | Six-axis robot is with full-automatic welded platform that has protective structure |
| CN113909722A (en) * | 2021-09-29 | 2022-01-11 | 长沙中创海通智能科技有限公司 | Be used for building templates floor welded device |
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