CN219131456U - Automatic laser welding production line for aluminum alloy doors and windows - Google Patents

Abstract

The utility model provides an automatic laser welding production line for aluminum alloy doors and windows, which comprises a feeding station, a cutting station, an assembling station, a corner pressing station, a welding station and a discharging station, wherein the cutting station comprises a cutting device and a material taking robot, the feeding station conveys sectional materials to the cutting device, the assembling station comprises a first conveying line, a second conveying line and an assembling workbench, the cutting device cuts the sectional materials into two different lengths, the material taking robot respectively places the two sectional materials with different lengths on the first conveying line and the second conveying line, the sectional materials are taken on the first conveying line and the second conveying line to be assembled into doors and windows on the assembling workbench, the corner pressing station comprises a third conveying line and a corner pressing machine, the third conveying line realizes the conveying of the doors and windows among the assembling workbench, the corner pressing machine and the welding station, the joint integration among a plurality of stations is realized, the space occupation of a production place is reduced, the supervision of a production process is facilitated, the production efficiency is improved, the labor waste is reduced, and the production cost is reduced.

Description

Automatic laser welding production line for aluminum alloy doors and windows

Technical Field

The utility model relates to the field of welding processing, in particular to an automatic laser welding production line for aluminum alloy doors and windows.

Background

The aluminum alloy door and window mainly comprises two short sections, two long sections and corner joints connecting one ends of the short sections and the long sections, wherein the production of the aluminum alloy door and window needs to be subjected to a plurality of processes including section material cutting, section material conveying, section material cutting, assembly, welding and the like. At present, the production of aluminum alloy doors and windows is divided into two forms of full manual work and machine-assisted processing, the production efficiency can be improved and the labor force can be reduced by the machine-assisted processing mode, however, the existing door and window production equipment is all discrete equipment, one equipment can only process one station, the equipment or the labor force of different stations is distributed at different positions of a production place, after one station is processed, materials are collected and transferred to the equipment of another station to process the next station, so that the space of the production place is occupied, the supervision difficulty is increased, the labor force is increased, the production cost is high, and the production efficiency is low.

Disclosure of Invention

The utility model aims to solve the problems of providing an automatic laser welding production line for aluminum alloy doors and windows, which reduces labor waste, improves production efficiency, facilitates management of production process and ensures product quality.

The automatic laser welding production line for the aluminum alloy doors and windows comprises a feeding station, a cutting station, an assembling station, a corner pressing station, a welding station and a discharging station which are sequentially arranged, wherein the cutting station comprises a cutting device and a material taking robot, the feeding station conveys sectional materials to the cutting device, the assembling station comprises a first conveying line, a second conveying line and an assembling workbench, the cutting device cuts the sectional materials into two different lengths, the material taking robot respectively places the two sectional materials with different lengths on the first conveying line and the second conveying line, the assembling station assembles the sectional materials with the two different lengths on the assembling workbench through taking the sectional materials with the two different lengths on the first conveying line and the second conveying line, the corner pressing station comprises a third conveying line and a corner pressing machine, and the third conveying line realizes conveying of the doors and windows among the assembling workbench, the corner pressing machine and the welding station.

Preferably, the cutting station further comprises a notch milling device, and the material taking robot takes the cut section bar onto the notch milling device so that the notch milling device performs notch milling operation on the section bar.

Preferably, the feeding station comprises a section goods shelf and a feeding device, the feeding device comprises a discharging mechanism and a feeding mechanism, the discharging mechanism comprises a first support frame and a plurality of fourth conveying lines which are arranged at the top of the first support frame in parallel along the length direction of the first support frame, one side of the first support frame is connected with a plurality of guide rollers in parallel along the length direction of the first support frame in a rotary manner, the first support frame is provided with a plurality of carrying mechanisms in parallel along the length direction of the first support frame, and the carrying mechanisms are used for placing sections on the fourth conveying lines among the guide rollers; the feeding mechanism comprises a second supporting frame and a feeding manipulator, and the feeding manipulator conveys the section bar on the guide roller to the cutting device.

Preferably, a face milling station, a polishing station and a drilling station are also arranged between the welding station and the discharging station in sequence.

Preferably, one end of the third conveying line is connected with a fifth conveying line, the welding station comprises a first turnover mechanism arranged on the fifth conveying line and a welding robot arranged on one side of the fifth conveying line, the polishing station comprises a second turnover mechanism arranged on the fifth conveying line and a polishing robot arranged on one side of the fifth conveying line, and the discharging station comprises a stacking pallet arranged on one side of the tail end of the fifth conveying line and a discharging robot arranged on one side of the fifth conveying line.

Preferably, the cutting device comprises a first cutting machine, a second cutting machine and a pressing mechanism, when the feeding manipulator conveys the section bar to the cutting device, the pressing mechanism presses the section bar, and the first cutting machine and the second cutting machine respectively cut the two ends of the section bar; the gap milling device comprises a workbench and a gap milling machine, a plurality of positioning mechanisms are arranged on the workbench in parallel along the length direction of the workbench, a baffle plate corresponding to the positioning mechanisms is arranged on one side of the top of the workbench, and when the material taking robot takes and places the cut section bar on the workbench from the cutting device, the positioning mechanisms support the section bar on the inner side of the baffle plate for positioning.

Preferably, the first turnover mechanism and the second turnover mechanism respectively comprise turnover devices arranged on two sides of the fifth conveying line, the turnover devices comprise a lifting driving mechanism, a rotary driving device capable of moving up and down under the driving of the lifting driving mechanism, and a clamping module, the clamping module comprises a base plate connected to the rotary driving device in a driving manner and clamping assemblies arranged at two ends of the base plate, and the clamping assemblies comprise a clamping cylinder arranged on the base plate and an L-shaped clamping plate connected to the clamping cylinder in a driving manner.

Preferably, the feeding manipulator comprises an X-axis linear driving device arranged along the second support frame, an X-axis sliding seat in driving connection with the X-axis linear driving device, a lifting cylinder arranged on the X-axis sliding seat, and a gas claw in driving connection with the lifting cylinder; the material carrying mechanism comprises a Y-axis sliding seat arranged on the first support frame, a Y-axis sliding block which is connected to the Y-axis sliding seat in a sliding manner, a Y-axis air cylinder which is arranged on the Y-axis sliding seat and is in driving connection with the Y-axis sliding block, a Z-axis air cylinder which is arranged on the Y-axis sliding block, and a top plate which is in driving connection with the Z-axis air cylinder.

Preferably, an appearance inspection station is also provided between the cutting station and the assembly station.

The beneficial effects of the utility model are as follows: the utility model provides an automatic laser welding production line for aluminum alloy doors and windows, which integrates a feeding station, a cutting station, an assembling station, an angle pressing station, a welding station and a discharging station into a whole production line, wherein the sections are conveyed to the cutting device through the feeding station, then the sections are cut into required short sections and long sections through the cutting device, a material taking robot respectively places the short sections and the long sections on a first conveying line and a second conveying line, a worker takes the two sections on the first conveying line and the second conveying line to an assembling workbench and assembles the two sections into doors and windows by using angle codes, then the doors and windows are placed on a third conveying line by the worker, the angle pressing machine presses the four sides of the doors and windows, then the welding station performs welding processing on the doors and windows, and the welded doors and windows are discharged through the discharging station, so that the connection integration among a plurality of stations is realized, the space occupation of a production place is reduced, the supervision of the production process is facilitated, the production efficiency is improved, the labor waste is reduced, and the production cost is reduced.

Drawings

Fig. 1 illustrates an outline structure of the present utility model.

Fig. 2 illustrates a top view of the present utility model.

Fig. 3 illustrates a partially enlarged structural view of the portion a of fig. 1 according to the present utility model.

Fig. 4 illustrates a partially enlarged structural view of the portion B of fig. 1 according to the present utility model.

Fig. 5 illustrates a partially enlarged structural view of the C part of fig. 1 according to the present utility model.

Fig. 6 illustrates a partially enlarged structural view of the D portion of fig. 1 according to the present utility model.

Fig. 7 illustrates a partially enlarged structural view of the E portion of fig. 1 according to the present utility model.

Fig. 8 illustrates a schematic structure of the material handling mechanism of the present utility model.

Reference numerals illustrate: the feeding station 10, the profile shelf 11, the feeding device 12, the first supporting frame 13, the fourth conveying line 130, the guide roller 131, the carrying mechanism 14, the second supporting frame 15, the feeding manipulator 16, the X-axis linear driving device 160, the X-axis sliding seat 161, the lifting cylinder 162, the air claw 163, the Y-axis sliding seat 164, the Y-axis sliding block 165, the Y-axis cylinder 166, the Z-axis cylinder 167, the top plate 168, the cutting station 20, the cutting device 21, the first cutting machine 210, the second cutting machine 211, the pressing mechanism 212, the reclaiming robot 22, the notch milling device 23, the workbench 230, the notch milling machine 231, the positioning mechanism 232, the baffle 233, the assembling station 30, the first conveying line 31, the second conveying line 32, the assembling workbench 33, the appearance inspection station 34, the corner pressing station 40, the third conveying line 41, the corner pressing machine 42, the welding station 50, the fifth conveying line 51, the first turning mechanism 52, the turning device 520, the lifting driving mechanism 521, the rotary driving device 522, the pad 523, the clamping cylinder 524, the L-shaped clamping plate 53, the welding robot 53, the stacking plate 60, the discharging station 61, the discharging plate 62, the grinding station 80, the grinding station 82, the grinding machine 82, the grinding station 82, and the grinding station 82.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present disclosure more apparent, the technical solutions of the embodiments of the present disclosure will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present disclosure. It will be apparent that the described embodiments are some, but not all, of the embodiments of the present disclosure.

All other embodiments, which can be made by one of ordinary skill in the art without the need for inventive faculty, are intended to be within the scope of the present disclosure, based on the described embodiments of the present disclosure.

Reference is made to fig. 1-8.

The utility model provides an automatic laser welding production line for aluminum alloy doors and windows, which comprises a feeding station 10, a cutting station 20, an assembling station 30, a corner pressing station 40, a welding station 50 and a discharging station 60 which are sequentially arranged, wherein the cutting station 20 comprises a cutting device 21 and a material taking robot 22, the feeding station 10 conveys sectional materials to the cutting device 21, the assembling station 30 comprises a first conveying line 31, a second conveying line 32 and an assembling workbench 33, the cutting device 21 cuts the sectional materials into two different lengths, the material taking robot 22 respectively places the two sectional materials with different lengths on the first conveying line 31 and the second conveying line 32, the assembling station 30 assembles the sectional materials with the two different lengths on the assembling workbench 33 to form the doors and windows, the corner pressing station 40 comprises a third conveying line 41 and a corner pressing machine 42, and the third conveying line 41 realizes the conveying of the doors and the windows among the assembling workbench 33, the corner pressing machine 42 and the welding station 50.

The working principle of the automatic angle pressing machine is that a feeding station 10, a cutting station 20, an assembling station 30, an angle pressing station 40, a welding station 50 and a discharging station 60 are integrated into a complete production line, sectional materials are conveyed to a cutting device 21 through the feeding station 10, the sectional materials are cut into required short sectional materials and long sectional materials through the cutting device 21, the cut short sectional materials and the cut long sectional materials are respectively conveyed to a first conveying line 31 and a second conveying line 32 by a material taking robot 22, two cut sectional materials are taken by workers on the first conveying line 31 and the second conveying line 32 and are placed on the assembling workbench 33 and assembled into doors and windows by using angle codes, the combined doors and windows are conveyed on a third conveying line 41 by a corner pressing machine 42, the four sides of the doors and windows on the third conveying line 41 are pressed and angle-processed, so that the short sectional materials and the long sectional materials are fixed, when the cut short sectional materials and the long sectional materials are conveyed to the welding station 50, the doors and the windows are welded by the welding station 50, the discharging station 60 is used for realizing the integrated production waste between the doors and the windows, the windows are reduced in production space occupation of the production space is reduced, and the production space is convenient.

Based on the above embodiment, the cutting station 20 further includes a notch milling device 23, and the material taking robot 22 takes the cut section onto the notch milling device 23 to enable the notch milling device 23 to perform notch milling operation on the section of the section. Specifically, after the cutting device 21 finishes cutting the section bar, the material taking robot 22 takes the cut section bar to the notch milling device 23, so that the notch milling device 23 performs notch milling operation on the notch of the cutting end face of the section bar, and after notch milling processing is finished, the material taking robot 22 places the short section bar and the long section bar on the first conveying line 31 and the second conveying line 32 respectively.

Based on the above embodiment, the feeding station 10 includes a profile shelf 11 and a feeding device 12, the feeding device 12 includes a discharging mechanism and a feeding mechanism, the discharging mechanism includes a first support frame 13, and a plurality of fourth conveying lines 130 arranged on the top of the first support frame 13 in parallel along the length direction of the first support frame 13, one side of the first support frame 13 is rotatably connected with a plurality of guide rollers 131 in parallel along the length direction of the first support frame 13, a plurality of carrying mechanisms 14 are arranged on the first support frame 13 in parallel along the length direction of the first support frame, and the carrying mechanisms 14 place the profile on the fourth conveying lines 130 between the guide rollers 131; the feeding mechanism comprises a second supporting frame 15 and a feeding manipulator 16, and the feeding manipulator 16 conveys the section bar on the guide roller 131 to the cutting device 21. Specifically, when the material is fed, the worker places the material between the fourth conveyor lines 130, the adjacent material is placed on the fourth conveyor lines 130 at intervals, the fourth conveyor lines 130 can drive the material to move to the guide rollers 131, the forefront material can be moved to the guide rollers 131 through the material moving mechanism 14, and the material can be fed by the feeding manipulator 16 by grasping the material placed on the guide rollers 131 and moving the material along the guide rollers 131 to the cutting station 20.

As another embodiment, a face milling station 70, a polishing station 80 and a drilling station 90 are further disposed between the welding station 50 and the discharging station 60 in sequence, so that face milling processing of the welding position, polishing processing of the welding position and drilling processing of the door and window can be completed in sequence after welding of the door and window is completed according to production requirements, and other stations can be added as required.

Based on the above embodiment, one end of the third conveying line 41 is connected with the fifth conveying line 51, the welding station 50 includes a first turnover mechanism 52 disposed on the fifth conveying line 51, a welding robot 53 disposed on one side of the fifth conveying line 51, the polishing station 80 includes a second turnover mechanism 81 disposed on the fifth conveying line 51, a polishing robot 82 disposed on one side of the fifth conveying line 51, and the discharging station 60 includes a stacking pallet 61 disposed on one side of the end of the fifth conveying line 51, and a discharging robot 62 disposed on one side of the fifth conveying line 51. Specifically, when the door and window is transported to the welding station 50, the door and window will flow from the third transport line 41 onto the fifth transport line 51, at this time, the welding robot 53 performs a welding operation on the upper surface side of the door and window, after one side of welding is completed, the first turnover mechanism 52 turns over the door and window 180 °, then the welding robot 53 performs a welding operation on the lower surface side of the door and window, after the welding is completed, the door and window is transported to the polishing station 80 under the transport of the fifth transport line 51, then the polishing robot 82 performs a polishing operation on the upper surface side of the door and window, after one side of polishing is completed, the second turnover mechanism 81 turns over the door and window 180 °, then the polishing robot 82 performs a polishing operation on the lower surface side of the door and window, and the processed door and window will be picked up from the fifth transport line 51 onto the stacking pallet 61 by the unloading robot 62.

Based on the above embodiment, the cutting device 21 includes the first cutting machine 210, the second cutting machine 211, and the pressing mechanism 212, when the feeding manipulator 16 conveys the profile to the cutting device 21, the pressing mechanism 212 presses the profile, and the first cutting machine 210 and the second cutting machine 211 respectively cut two ends of the profile; the gap milling device 23 comprises a workbench 230 and a gap milling machine 231, a plurality of positioning mechanisms 232 are arranged on the workbench 230 in parallel along the length direction of the workbench, a baffle 233 which is arranged corresponding to the positioning mechanisms 232 is arranged on one side of the top of the workbench 230, and when the material taking robot 22 takes the cut section from the cutting device 21 to the workbench 230, the positioning mechanisms 232 support the section on the inner side of the baffle 233 for positioning. Specifically, when the feeding manipulator 16 conveys the incoming material of the profile to the cutting device 21, the pressing mechanism 212 presses the incoming material of the profile, the first cutting machine 210 cuts one end of the incoming material of the profile obliquely, the second cutting machine 211 cuts the other end of the incoming material of the profile obliquely, the material taking robot 22 places the profile on the workbench 230 after the profile is cut, the positioning mechanisms 232 push the whole profile to the side of the baffle 233 to enable the profile to be abutted against the baffle 233, the notch milling machine 231 performs notch milling operation on the cutting surface of the profile, and the material taking robot 22 takes the profile with the notch milled on the first conveying line 31 or the second conveying line 32 after notch milling is completed.

Based on the above embodiment, the first turnover mechanism 52 and the second turnover mechanism 81 respectively comprise turnover devices 520 disposed on two sides of the fifth conveying line 51, the turnover devices 520 comprise a lifting driving mechanism 521, a rotation driving device 522 capable of moving up and down under the driving of the lifting driving mechanism 521, and a clamping module, the clamping module comprises a base plate 523 connected to the rotation driving device 522 in a driving manner, clamping assemblies disposed on two ends of the base plate 523, and the clamping assemblies comprise a clamping cylinder 524 disposed on the base plate 523 and an L-shaped clamping plate 525 connected to the clamping cylinder 524 in a driving manner. Specifically, when the door and window are welded, the clamping cylinders 524 of the two opposite turnover devices 520 drive the L-shaped clamping plates 525 of the two opposite turnover devices to simultaneously abut against two end surfaces of the door and window, so that the door and window is clamped, the upper surface of the door and window can be welded, after one surface is welded, the lifting driving mechanism 521 drives the rotary driving device 522 to lift up to drive the door and window, then the rotary driving device 522 drives the door and window to turn over 180 degrees, and then the lifting driving mechanism 521 drives the door and window to descend to place the door and window on the fifth conveying line 51, and the lower surface of the door and window can be welded at the moment; during polishing, the second turnover mechanism 81 drives the door and window to turn over, so that the polishing robot 82 can polish two surfaces of the door and window.

Based on the above embodiment, the feeding manipulator 16 includes an X-axis linear driving device 160 disposed along the second support frame 15, an X-axis slide 161 drivingly connected to the X-axis linear driving device 160, a lifting cylinder 162 disposed on the X-axis slide 161, and a gas claw 163 drivingly connected to the lifting cylinder 162; the carrying mechanism 14 comprises a Y-axis sliding seat 164 arranged on the first supporting frame 13, a Y-axis sliding block 165 connected to the Y-axis sliding seat 164 in a sliding manner, a Y-axis air cylinder 166 arranged on the Y-axis sliding seat 164 and connected with the Y-axis sliding block 165 in a driving manner, a Z-axis air cylinder 167 arranged on the Y-axis sliding block 165, and a top plate 168 connected to the Z-axis air cylinder 167 in a driving manner. Specifically, when the foremost section material of the fourth conveying line 130 is conveyed onto the guide roller 131, the section material is located right above the top plate 168, the top plate 168 is driven to rise by the Z-axis cylinder 167 to jack up the section material, then the Y-axis cylinder 166 drives the Y-axis sliding block 165 to move along the Y-axis sliding block 164 so as to enable the section material to move above the guide roller 131, the top plate 168 is driven by the Z-axis cylinder 167 to descend so as to place the section material on the guide roller 131, at this time, the air claw 163 is located above the section material, the air claw 163 is driven to descend by the lifting cylinder 162 so as to grasp the section material, the X-axis sliding block 161 is driven by the X-axis linear driving device 160 to move towards the cutting station 20 so as to enable the section material to be conveyed along the guide rollers 131 towards the cutting station 20, and the section material is conveyed by the feeding manipulator 16 onto the cutting device 21.

As another embodiment, an appearance checking station 34 is further disposed between the cutting station 20 and the assembling station 30, so that the appearance of the cut and notched section bar can be confirmed, and the section bar can flow to the assembling station 30 for assembling the door and window after the appearance is qualified.

The above embodiments are merely illustrative of the preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, and various modifications and improvements made by those skilled in the art to the technical solution of the present utility model should fall within the scope of protection defined by the claims of the present utility model without departing from the spirit of the design of the present utility model.

Claims (9)

1. The utility model provides an automatic laser welding production line of aluminum alloy door and window, its characterized in that contains the material loading station that sets gradually, cuts station, equipment station, presses angle station, welding station, ejection of compact station, it contains cutting device, gets material robot to cut the station, the material loading station to cut the device and carry the section bar, the equipment station contains first transfer chain, second transfer chain, equipment workstation, it cuts into two kinds of different length to cut the section bar into to cut the device, get material robot and put two kinds of different length section bars respectively on first transfer chain, the second transfer chain, the equipment station is in through taking two kinds of different length section bars on first transfer chain, the second transfer chain assemble into door and window on the equipment workstation, it contains third transfer chain, angle press to press the angle station, the third transfer chain realizes that door and window are in the transport between equipment workstation, angle press, the welding station.

2. The automatic laser welding production line for aluminum alloy doors and windows according to claim 1, wherein the cutting station further comprises a notch milling device, and the material taking robot takes the cut section to the notch milling device so that the notch milling device performs notch milling operation on a section of the section.

3. The automatic laser welding production line for the aluminum alloy doors and windows according to claim 2, wherein the feeding station comprises a section goods shelf and a feeding device, the feeding device comprises a discharging mechanism and a feeding mechanism, the discharging mechanism comprises a first supporting frame and a plurality of fourth conveying lines which are arranged at the top of the first supporting frame in parallel along the length direction of the first supporting frame, one side of the first supporting frame is connected with a plurality of guide rollers in parallel along the length direction of the first supporting frame in a rotating manner, a plurality of carrying mechanisms are arranged on the first supporting frame in parallel along the length direction of the first supporting frame, and the section bars on the fourth conveying lines are placed among the guide rollers by the carrying mechanisms; the feeding mechanism comprises a second supporting frame and a feeding manipulator, and the feeding manipulator conveys the section bar on the guide roller to the cutting device.

4. The automatic laser welding production line for the aluminum alloy doors and windows according to claim 3, wherein a face milling station, a polishing station and a drilling station are further arranged between the welding station and the discharging station in sequence.

5. The automatic laser welding production line for aluminum alloy doors and windows according to claim 4, wherein one end of the third conveying line is connected with a fifth conveying line, the welding station comprises a first turnover mechanism arranged on the fifth conveying line and a welding robot arranged on one side of the fifth conveying line, the polishing station comprises a second turnover mechanism arranged on the fifth conveying line and a polishing robot arranged on one side of the fifth conveying line, and the discharging station comprises a stacking pallet arranged on one side of the tail end of the fifth conveying line and a discharging robot arranged on one side of the fifth conveying line.

6. The automatic laser welding production line for aluminum alloy doors and windows according to any one of claims 3 to 5, wherein the cutting device comprises a first cutting machine, a second cutting machine and a pressing mechanism, when the feeding manipulator conveys the section bar to the cutting device, the pressing mechanism presses the section bar, and the first cutting machine and the second cutting machine respectively cut two ends of the section bar; the gap milling device comprises a workbench and a gap milling machine, a plurality of positioning mechanisms are arranged on the workbench in parallel along the length direction of the workbench, a baffle plate which is arranged corresponding to the positioning mechanisms is arranged on one side of the top of the workbench, and when the material taking robot takes and places the cut section bar from the cutting device onto the workbench, the positioning mechanisms support the section bar on the inner side of the baffle plate for positioning.

7. The automatic laser welding production line for aluminum alloy doors and windows according to claim 5, wherein the first turnover mechanism and the second turnover mechanism respectively comprise turnover devices arranged on two sides of the fifth conveying line, the turnover devices comprise lifting driving mechanisms, rotating driving devices capable of moving up and down under the driving of the lifting driving mechanisms and clamping modules, the clamping modules comprise backing plates connected to the rotating driving devices in a driving mode and clamping assemblies arranged at two ends of the backing plates, and the clamping assemblies comprise clamping cylinders arranged on the backing plates and L-shaped clamping plates connected to the clamping cylinders in a driving mode.

8. The automatic laser welding production line for aluminum alloy doors and windows according to claim 3, wherein the feeding manipulator comprises an X-axis linear driving device arranged along the second support frame, an X-axis sliding seat in driving connection with the X-axis linear driving device, a lifting cylinder arranged on the X-axis sliding seat, and a gas claw in driving connection with the lifting cylinder; the material carrying mechanism comprises a Y-axis sliding seat arranged on the first supporting frame, a Y-axis sliding block connected to the Y-axis sliding seat in a sliding manner, a Y-axis air cylinder arranged on the Y-axis sliding seat and in driving connection with the Y-axis sliding block, a Z-axis air cylinder arranged on the Y-axis sliding block, and a top plate connected to the Z-axis air cylinder in a driving manner.

9. The automatic laser welding production line for aluminum alloy doors and windows according to claim 4, wherein an appearance inspection station is further arranged between the cutting station and the assembling station.

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