Welding production line for vehicle body wheel cover

Abstract

The invention discloses a vehicle body wheel cover welding production line which comprises a feeding assembly and a discharging assembly, a carried product body is arranged above the feeding assembly, the output end of the feeding assembly is provided with a first set of transferring assemblies, and the output end of the first set of transferring assemblies is provided with a material conveying mechanism; and a control part is arranged outside the side of the material conveying mechanism, the output end of the material conveying mechanism is provided with a second set of the transferring assemblies, and the output end of the second set of the transferring assemblies is provided with a carrying extraction limiting component. According to the device, reasonable operation is conducted under joint cooperation of a transferring assembly, a material conveying mechanism, a carrying extraction limiting component, a carrying adjusting component, a positioning assembly, a welding mechanism and a discharging assembly, the problems that equipment layout is unreasonable, the utilization rate of welding equipment is low, logistics distribution is not in time and the like are fundamentally solved, the production efficiency is improved, and the production cost is reduced. The personnel burden is reduced, and the processing technology time can be effectively saved.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of vehicle body wheel cover welding, in particular to a vehicle body wheel cover welding production line. BACKGROUND

[0002] Wheel cover is a key component in the field of mechanical engineering for covering and protecting wheels or tires, and has the core functions of reducing noise transmission and optimizing aerodynamic performance in automotive engineering. The manufacturing of this component involves the selection of various high polymer materials such as PP+EPDM, and is realized through processes such as stamping forming and automated welding for mass production. As a protective structure for vehicles, the wheel cover adopts a curved surface to wrap the upper area of the wheel and is fixed to the vehicle frame through bolt connection or welding. The design needs to consider both protection strength and lightweight requirements. Some high-end vehicles use double-layer composite structures, with sound-absorbing cotton in the inner layer to achieve noise reduction function. In the field of engineering machinery, the pump wheel cover is a support structure for the torque converter, made of ductile cast iron to enhance structural strength.

[0003] The existing vehicle body wheel cover welding production line mainly uses manual feeding, positioning conveying and welding processing operation technology to achieve the effect of welding and loading the vehicle body wheel cover. In the process of automobile production, the wheel cover is one of the important components, and its welding capacity directly affects the efficiency of the entire automobile production line. Traditional wheel cover welding production line has many problems, such as unreasonable equipment layout, low utilization rate of welding equipment, and untimely logistics distribution, which leads to the fact that the wheel cover welding capacity cannot meet the growing market demand, becoming a bottleneck link restricting the automobile assembly capacity. Therefore, we propose a vehicle body wheel cover welding production line to solve the above problems. SUMMARY

[0004] To solve the above problems, the present application provides a vehicle body wheel cover welding production line, which mainly utilizes the cooperation of the transfer assembly, material conveying mechanism, mounted extraction limiting member, mounted adjusting component, positioning assembly, welding mechanism and discharging assembly to realize reasonable operation, fundamentally solves the problems of unreasonable equipment layout, low utilization rate of welding equipment and untimely logistics distribution, improves production efficiency, reduces personnel burden, and effectively saves processing time.

[0005] To achieve the above purpose, the present application provides the following technical solutions:

[0006] A kind of welding production line of car body wheel cover, including feed assembly and discharge assembly, the upper portion of the feed assembly is provided with the product body of carrying, the output end of the feed assembly is provided with the first group of transfer assembly, and the output end of the first group of transfer assembly is provided with transfer mechanism, the side outside of the transfer mechanism is provided with control component, the output end of the transfer mechanism is provided with the second group of transfer assembly, and the output end of the second group of transfer assembly is provided with the carrying extraction limiting component, the inner side inside of the carrying extraction limiting component is provided with carrying adjustment component, and the upper portion outside of the carrying adjustment component is provided with positioning assembly, the outer side outside of the carrying extraction limiting component is provided with welding mechanism, and the output end of the carrying adjustment component is provided with discharge assembly.

[0007] As a further technical solution, the feed assembly includes an electric car wheel, a car plate and a flexible arc surface frame, the upper portion of the electric car wheel is provided with the car plate, and the upper portion of the periphery of the car plate is provided with the flexible arc surface frame.

[0008] As a further technical solution, the control component includes a first protective plate, an end base, a detection probe and a control cabinet, the first protective plate is arranged on the side outside of the transfer mechanism, the end base is arranged in the first protective plate, and a group of detection probes is arranged on the upper portion of the end base, and a control cabinet is arranged on the upper portion of another group of end bases.

[0009] As a further technical solution, the transfer mechanism includes a pad, a lifting frame, a side plate, an inner lining plate, a speed change cabinet, a drive motor, a roller bar, a conveyor belt and a continuous protection frame, the conveyor belt is arranged at the output end of the first group of transfer assembly, the roller bar is arranged at the inner side of both ends of the conveyor belt, the side plate with the installed inner lining plate is connected with the output end of the speed change cabinet penetrating the roller bar, the drive motor is arranged on one side of the speed change cabinet, the pad is bolted to the lower portion of the side plate through the lifting frame, and the continuous protection frame is arranged at the inner side of both ends of the side plate.

[0010] As a further technical solution, the carrying extraction limiting component includes a shock pad, an outer protection frame, an inner protection frame, an extraction pump, an extraction nozzle, a table frame and a temporary storage platform, the temporary storage platform is arranged at the output end of the second group of transfer assembly, the table frame is arranged below the temporary storage platform, the inner end inside of the table frame is provided with the inner protection frame, the outer side of the inner protection frame is provided with the outer protection frame, the shock pad is arranged below the outer protection frame, the inner edge side of the inner protection frame is provided with the extraction pump, and the extraction nozzle is arranged above the extraction pump.

[0011] As a further technical scheme, the carrying adjusting component comprises a mobile vehicle body, a lifting column, a lower base plate, an electric rotating seat and a welding table, the mobile vehicle body is arranged in the inner guard frame, the lifting column is arranged above the mobile vehicle body, the lower base plate is arranged above the lifting column, the electric rotating seat is arranged above the lower base plate, and the welding table is arranged at the output end of the electric rotating seat.

[0012] As a further technical scheme, the positioning assembly comprises a positioning vehicle body, a positioning robot, a large-diameter clamping hand and a small-diameter clamping hand, the large-diameter clamping hand and the small-diameter clamping hand are arranged above and outside the welding table, the input end of the large-diameter clamping hand is provided with the positioning robot, and the positioning robot is provided with the positioning vehicle body below.

[0013] As a further technical scheme, the welding mechanism comprises a second protective plate, a counterweight base, a vertical frame, a cross arm, a slotted beam, a screw rod group, a screw rod base, a hydraulic telescopic seat, an electric rotating plate, a welding gun arm and a welding gun, the second protective plate is arranged outside the outer guard frame, the counterweight base is arranged at the inner edge side of the second protective plate, the vertical frame is arranged above the counterweight base, the cross arm is bolted to the slotted beam at one side of the vertical frame, the screw rod group is threadedly connected to the screw rod base on the slotted beam, the hydraulic telescopic seat is arranged below the screw rod base, the electric rotating plate is arranged at the output end of the hydraulic telescopic seat, the welding gun arm is arranged below one end of the electric rotating plate, and the welding gun is arranged at one end of the welding gun arm.

[0014] As a further technical scheme, the discharging assembly comprises a fifth clamping transfer robot, a conveying belt, a sixth clamping transfer robot and a discharging vehicle body, the fifth clamping transfer robot is arranged at the output end of the welding table, the conveying belt is arranged at the output end of the fifth clamping transfer robot, the sixth clamping transfer robot is arranged at the output end of the conveying belt, and the discharging vehicle body is arranged at the output end of the sixth clamping transfer robot.

[0015] As a further technical scheme, the transfer assembly comprises an automatic vehicle body, a first clamping transfer robot, a second clamping transfer robot, a third clamping transfer robot and a fourth clamping transfer robot, the first clamping transfer robot is arranged at the output end of the flexible cambered surface frame, the automatic vehicle body is arranged below the first clamping transfer robot, the second clamping transfer robot is arranged above the second group of the automatic vehicle body, the third clamping transfer robot is arranged above the third group of the automatic vehicle body, and the fourth clamping transfer robot is arranged above the fourth group of the automatic vehicle body.

[0016] Compared with the prior art, the present application has the following beneficial effects:

[0017] The device mainly utilizes the cooperation of the transferring assembly, the material transferring mechanism, the carried extraction limiting component, the carried adjusting part, the positioning assembly, the welding mechanism and the discharging assembly to reasonably operate, so that the problems of unreasonable equipment layout, low welding equipment utilization rate, untimely logistics distribution and the like are fundamentally solved, the production efficiency is improved, the personnel burden is reduced, the processing process time can be effectively saved. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a structural schematic view of a vehicle body wheel cover welding production line;

[0019] Figure 2 It is a structural schematic view of a feeding assembly in the application;

[0020] Figure 3 It is a structural schematic view of a material transferring mechanism in the application;

[0021] Figure 4 It is a structural schematic view of a carried extraction limiting component in the application;

[0022] Figure 5 It is a structural schematic view of a carried adjusting part in the application;

[0023] Figure 6 It is a structural schematic view of a positioning assembly in the application;

[0024] Figure 7 It is a structural schematic view of a welding mechanism in the application;

[0025] Figure 8 It is a structural schematic view of a welding gun machine arm and a welding gun in the application;

[0026] Figure 9 It is a structural schematic view of a discharging assembly in the application.

[0027] In the figure: 1, feeding assembly; 101, electric wheel; 102, car plate; 103, flexible cambered frame; 2, product body; 3, control component; 301, first protective plate; 302, end base; 303, detection probe; 304, control machine box; 4, material conveying mechanism; 401, cushion block; 402, lifting frame; 403, side plate; 404, inner lining plate; 405, speed change machine box; 406, driving motor; 407, roller bar; 408, conveying belt; 409, continuous protection frame; 5, carrying extraction limiting component; 501, shock pad; 502, outer protection frame; 503, inner protection frame; 504, extraction pump; 505, extraction nozzle; 506, table frame; 507, temporary storage table; 6, carrying adjustment component; 601, moving car body; 602, lifting column; 603, lower cushion plate; 604, electric rotating seat; 605, welding table; 7, positioning assembly; 701, positioning car body; 702, positioning robot; 703, large-diameter clamping hand; 704, small-diameter clamping hand; 8, welding mechanism; 801, second protective plate; 802, counterweight base; 803, vertical frame; 804, cross arm; 805, slotted beam; 806, screw rod group; 807, screw rod base; 808, hydraulic telescopic seat; 809, electric rotating plate; 8010, welding gun machine arm; 8011, welding gun; 9, discharging assembly; 901, No. 5 clamping transfer robot; 902, conveying belt; 903, No. 6 clamping transfer robot; 904, discharging car body; 10, transfer assembly; 1001, automatic car body; 1002, No. 1 clamping transfer robot; 1003, No. 2 clamping transfer robot; 1004, No. 3 clamping transfer robot; 1005, No. 4 clamping transfer robot. DETAILED DESCRIPTION

[0028] In the description of the present application, it should be understood that the terms "center", "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. In addition, the terms "first", "second" and the like are only for the purpose of description and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features defined with "first", "second" and the like can explicitly or implicitly include one or more of the features. In the description of the present application, unless otherwise stated, the meaning of "a plurality of" is two or more.

[0029] In the description of the present invention, it should be noted that, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" should be understood in a broad sense. For example, they may refer to fixed connections, detachable connections, or integral connections; mechanical connections or electrical connections; direct connections or indirect connections through an intermediate medium; and internal communication between two components. Those skilled in the art will understand the specific meanings of the above terms in the present invention based on specific circumstances.

[0030] The following will clearly and completely describe the technical solutions in the embodiments of the present invention in conjunction with the accompanying drawings. Obviously, the described embodiments are only 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 making creative efforts are within the scope of protection of the present invention.

[0031] See also Figures 1-9 In an embodiment of the present invention, a welding production line for a vehicle body wheel cover includes a feeding component 1 and a discharging component 9. A loaded product body 2 is arranged above the feeding component 1, a first group of transfer components 10 is arranged at the output end of the feeding component 1, and a feeding mechanism 4 is arranged at the first group of output ends of the transfer components 10, a control component 3 is arranged on the side outside of the feeding mechanism 4, a second group of transfer components 10 is arranged at the output end of the feeding mechanism 4, and a loaded extraction and limiting component 5 is arranged at the second group of output ends of the transfer components 10, an inner side of the loaded extraction and limiting component 5 is provided with a loaded adjustment component 6, and a positioning component 7 is arranged on the upper outside of the loaded adjustment component 6, a welding mechanism 8 is arranged on the outer side of the loaded extraction and limiting component 5, and a discharging component 9 is arranged at the output end of the loaded adjustment component 6.

[0032] The feeding assembly 1 includes an electric wheel 101 , a vehicle plate 102 and a flexible cambered frame 103 . The vehicle plate 102 is arranged above the electric wheel 101 , and the flexible cambered frame 103 is arranged above the four sides of the vehicle plate 102 .

[0033] In an embodiment of the present invention, when in use, the product body 2 is placed above the flexible arc frame 103, and the electric wheel 101 under the vehicle plate 102 is output and operated so that the feeding assembly 1 moves the product body 2 to a suitable position.

[0034] The control component 3 includes a first protective plate 301, an end base 302, a detection probe 303 and a control chassis 304. The first protective plate 301 is arranged on the outside of the side of the material conveying mechanism 4. The end base 302 is arranged inside the first protective plate 301, and the detection probe 303 is arranged above one group of the end bases 302, and the control chassis 304 is arranged above another group of the end bases 302.

[0035] In the embodiment of the present application, the detection probe 303 above the end base 302 is used for shooting, and the control cabinet 304 is used for outputting control instructions after operation.

[0036] The material conveying mechanism 4 comprises a cushion block 401, a lifting frame 402, a side plate 403, an inner lining plate 404, a speed change box 405, a driving motor 406, a roller shaft 407, a conveying belt 408 and a connecting guard frame 409. The conveying belt 408 is arranged at the first group of output ends of the transfer assembly 10. The inner sides of the two ends of the conveying belt 408 are provided with the roller shafts 407. The roller shafts 407 are connected with the side plate 403 in which the inner lining plate 404 is arranged, and the side plate 403 is connected with the output end of the speed change box 405. The speed change box 405 is provided with the driving motor 406 on one side. The cushion block 401 is bolted to the lifting frame 402 below the side plate 403. The connecting guard frame 409 is arranged at the inner sides of the two ends of the side plate 403.

[0037] In the embodiment of the present application, the product body 2 is then moved to the conveying belt 408 by using the first clamping transfer robot 1002. The output end is then driven to move by using the driving motor 406 on the side plate 403. The driving motor 406 is driven to move, and the speed change box 405 is driven to move. The roller shafts 407 on the side plate 403 drive the conveying belt 408 to move, and the product body 2 is moved to the appropriate position.

[0038] The mounted extraction limiting component 5 comprises a shock pad 501, an outer guard frame 502, an inner guard frame 503, an extraction pump 504, an extraction nozzle 505, a table frame 506 and a temporary storage table 507. The temporary storage table 507 is arranged at the second group of output ends of the transfer assembly 10. The table frame 506 is arranged below the temporary storage table 507. The inner end of the table frame 506 is internally provided with the inner guard frame 503. The outer side of the inner guard frame 503 is provided with the outer guard frame 502. The lower side of the outer guard frame 502 is provided with the shock pad 501. The inner side of the inner guard frame 503 is provided with the extraction pump 504. The upper side of the extraction pump 504 is provided with the extraction nozzle 505.

[0039] In the embodiment of the present application, the product body 2 on the conveying belt 408 is then clamped and moved to the temporary storage table 507 on the table frame 506 by using the second clamping transfer robot 1003. The product body 2 on the temporary storage table 507 is clamped and moved to the welding table 605 by using the second clamping transfer robot 1003. The extraction pump 504 is used for output during the operation of the equipment, and the extraction nozzle 505 is used for extracting the welding generated smoke.

[0040] The carrying adjusting component 6 comprises a moving vehicle body 601, a lifting column 602, a lower base plate 603, an electric rotating seat 604 and a welding table 605, the moving vehicle body 601 is arranged in the inside of the inner guard frame 503, the lifting column 602 is arranged above the moving vehicle body 601, the lower base plate 603 is arranged above the lifting column 602, the electric rotating seat 604 is arranged above the lower base plate 603, and the welding table 605 is arranged at the output end of the electric rotating seat 604.

[0041] In the embodiment of the present application, the moving vehicle body 601 and the output of the electric rotating seat 604 are used to drive the welding table 605 to move to a suitable position and orientation.

[0042] The positioning assembly 7 comprises a positioning vehicle body 701, a positioning robot 702, a large-diameter gripper 703 and a lower-diameter gripper 704, the large-diameter gripper 703 and the lower-diameter gripper 704 are arranged above and outside the welding table 605, the input end of the large-diameter gripper 703 is provided with the positioning robot 702, and the lower side of the positioning robot 702 is provided with the positioning vehicle body 701.

[0043] In the embodiment of the present application, when positioning is needed, the positioning robot 702 above the positioning vehicle body 701 is used to drive the large-diameter gripper 703 and the lower-diameter gripper 704 to clamp and position the product body 2.

[0044] The welding mechanism 8 comprises a second protective plate 801, a counterweight base 802, a vertical frame 803, a cross arm 804, a slotted beam 805, a lead screw set 806, a lead screw base 807, a hydraulic telescopic seat 808, an electric rotating plate 809, a welding gun arm 8010 and a welding gun 8011, the second protective plate 801 is arranged outside the outer guard frame 502, the inner side of the second protective plate 801 is provided with the counterweight base 802, the upper side of the counterweight base 802 is provided with the vertical frame 803, one side of the vertical frame 803 is bolted with the slotted beam 805 through the cross arm 804, the slotted beam 805 is threadedly connected with the lead screw base 807 through the lead screw set 806, the lower side of the lead screw base 807 is provided with the hydraulic telescopic seat 808, the output end of the hydraulic telescopic seat 808 is provided with the electric rotating plate 809, one end of the electric rotating plate 809 is provided with the welding gun arm 8010, and one end of the welding gun arm 8010 is provided with the welding gun 8011.

[0045] In the embodiment of the present application, when welding is needed, the lead screw set 806 on the slotted beam 805 is used to drive the lead screw base 807 to move to a suitable position, the hydraulic telescopic seat 808 is used to drive the electric rotating plate 809 to rotate to a suitable position, and the welding gun arm 8010 and the welding gun 8011 arranged at one end are used to weld the product body 2.

[0046] The outfeed assembly 9 comprises a fifth clamping transfer robot 901, a conveying belt 902, a sixth clamping transfer robot 903 and an outfeed vehicle body 904, the fifth clamping transfer robot 901 is arranged at the output end of the welding table 605, the output end of the fifth clamping transfer robot 901 is provided with the conveying belt 902, and the output end of the conveying belt 902 is provided with the sixth clamping transfer robot 903, and the output end of the sixth clamping transfer robot 903 is provided with the outfeed vehicle body 904.

[0047] In the embodiment of the present application, the fifth clamping transfer robot 901 finally transfers the product body 2 to the conveying belt 902, and after the product body 2 on the conveying belt 902 runs out, the sixth clamping transfer robot 903 transfers the product body 2 on the conveying belt 902 to the outfeed vehicle body 904 for outfeed.

[0048] The transfer assembly 10 comprises an automatic vehicle body 1001, a first clamping transfer robot 1002, a second clamping transfer robot 1003, a third clamping transfer robot 1004 and a fourth clamping transfer robot 1005, the first clamping transfer robot 1002 is arranged at the output end of the flexible cambered surface frame 103, the automatic vehicle body 1001 is arranged below the first clamping transfer robot 1002, the second clamping transfer robot 1003 is arranged above the second group of the automatic vehicle body 1001, the third clamping transfer robot 1004 is arranged above the third group of the automatic vehicle body 1001, and the fourth clamping transfer robot 1005 is arranged above the fourth group of the automatic vehicle body 1001.

[0049] In the embodiment of the present application, through the cooperation of the third clamping transfer robot 1004 and the fourth clamping transfer robot 1005 after welding, the product body 2 is transferred and re-welded.

[0050] The working principle of the present application is: in use, the product body 2 is placed above the flexible cambered surface frame 103, and the electric vehicle wheel 101 below the vehicle plate 102 is output to run, so that the feeding assembly 1 runs the product body 2 to a suitable position, the detection probe 303 above the end base 302 is used for shooting, and the control case 304 is used for running to output instructions for control running, then the first clamping transfer robot 1002 is used to run the product body 2 to the conveying belt 408, then the driving motor 406 on the side plate 403 is used to drive the output end to run, so that the driving motor 406 is output to run to drive the speed change case 405 to output to run, so that the roller shaft rod 407 on the side plate 403 drives the conveying belt 408 to output to run, so that the product body 2 is run to a suitable position, then the second clamping transfer robot 1003 is used to clamp the product body 2 on the conveying belt 408 to run to the temporary storage table 507 on the table frame 506, and the second clamping transfer robot 1003 is used to clamp the product body 2 on the temporary storage table 507 to run to the welding table 605, and the equipment is used for output running in the process of running, so that the extraction pump 504 is used for output running, so that the extraction nozzle 505 extracts the smoke generated by welding, then the output running of the moving vehicle body 601 and the electric rotating seat 604 is used to drive the welding table 605 to run to a suitable position and orientation, when positioning is needed, the positioning robot 702 above the positioning vehicle body 701 is used for output running, so that the large-diameter clamping hand 703 and the small-diameter clamping hand 704 are matched to clamp and position the product body 2, when welding is needed, the lead screw set 806 on the slotting beam 805 is used for output running to drive the lead screw base 807 to run to a suitable position, the hydraulic telescopic seat 808 is used for output running to make the electric rotating plate 809 rotate to a suitable position, and the welding gun machine arm 8010 and the welding gun 8011 at one end are used for welding the product body 2, through the mutual cooperation of the third clamping transfer robot 1004 and the fourth clamping transfer robot 1005, the product body 2 is transferred and re-welded, finally the fifth clamping transfer robot 901 transfers the product body 2 to the conveying belt 902, and after the output running of the conveying belt 902, the sixth clamping transfer robot 903 transfers the product body 2 on the conveying belt 902 to the discharge vehicle body 904 for discharge.

[0051] It will be obvious to a person skilled in the art that the application is not limited to the details of the foregoing exemplary embodiments and can be implemented in other concrete forms without departing from the spirit or essential characteristics of the application. The embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the application being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. No reference signs in the claims should be considered as limiting the scope of the claims to the identity of the reference signs therein.

[0052] Furthermore, it should be understood that although the description is made on the basis of the embodiments, not every embodiment contains only one independent technical solution, and the description of the specification is only for the sake of clarity, and those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that those skilled in the art can understand.

Claims

1. A vehicle body wheel cover welding production line, comprising a feed assembly (1) and a discharge assembly (9), characterized in that: A loaded product body (2) is provided above the feeding component (1), a first group of transfer components (10) is provided at the output end of the feeding component (1), and a feeding mechanism (4) is provided at the first group of output ends of the transfer components (10), a control component (3) is provided on the side exterior of the feeding mechanism (4), a second group of transfer components (10) is provided at the output end of the feeding mechanism (4), and a loaded extraction and limiting component (5) is provided at the second group of output ends of the transfer components (10), a loaded adjustment component (6) is provided inside the inner side of the loaded extraction and limiting component (5), and a positioning component (7) is provided above the outer side of the loaded adjustment component (6), a welding mechanism (8) is provided on the outer side of the loaded extraction and limiting component (5), and a discharge component (9) is provided at the output end of the loaded adjustment component (6).

2. The vehicle body wheel cover welding production line according to claim 1, characterized in that: The feeding assembly (1) comprises an electric wheel (101), a vehicle plate (102) and a flexible cambered frame (103); the vehicle plate (102) is arranged above the electric wheel (101), and the flexible cambered frame (103) is arranged above the four sides of the vehicle plate (102).

3. The vehicle body wheel cover welding production line according to claim 1, characterized in that: The control component (3) includes a first protective plate (301), an end base (302), a detection probe (303) and a control chassis (304); the first protective plate (301) is arranged on the outside of the side of the material conveying mechanism (4); the end base (302) is arranged inside the first protective plate (301); the detection probe (303) is arranged above one group of the end bases (302); and the control chassis (304) is arranged above another group of the end bases (302).

4. The vehicle body wheel cover welding production line according to claim 1, characterized in that: The material transmission mechanism (4) includes a pad (401), a lifting frame (402), a side plate (403), an inner lining plate (404), a speed change case (405), a driving motor (406), a roller rod (407), a conveyor belt (408) and a connecting frame (409). The conveyor belt (408) is arranged at the first output end of the transfer component (10). The inner sides of both ends of the conveyor belt (408) are provided with roller rods (407). The roller rods (407) pass through the side plate (403) on which the inner lining plate (404) is installed and are connected to the output end of the speed change case (405). A driving motor (406) is arranged on one side of the speed change case (405). The lower side plate (403) is bolted with a pad (401) through the lifting frame (402). The inner sides of both ends of the side plate (403) are provided with connecting frames (409).

5. The vehicle body wheel cover welding production line according to claim 1, characterized in that: The carrying extraction limiting component (5) includes a shock-absorbing pad (501), an outer protective frame (502), an inner protective frame (503), an extraction pump (504), an extraction nozzle (505), a table frame (506) and a temporary storage table (507). The temporary storage table (507) is arranged at the second output end of the transfer component (10). A table frame (506) is arranged below the temporary storage table (507), and an inner protective frame (503) is arranged inside the inner end of the table frame (506). An outer protective frame (502) is arranged outside the inner protective frame (503). A shock-absorbing pad (501) is arranged below the outer protective frame (502). An extraction pump (504) is arranged on the inner side of the inner protective frame (503), and an extraction nozzle (505) is arranged above the extraction pump (504).

6. The vehicle body wheel cover welding production line according to claim 5, characterized in that: The mounting adjustment component (6) includes a movable body (601), a lifting column (602), a lower pad (603), an electric rotating seat (604) and a welding table (605). The movable body (601) is arranged inside the inner guard frame (503), and a lifting column (602) is arranged above the movable body (601), a lower pad (603) is arranged above the lifting column (602), and an electric rotating seat (604) is arranged above the lower pad (603), and a welding table (605) is arranged at the output end of the electric rotating seat (604).

7. The vehicle body wheel cover welding production line according to claim 6, characterized in that: The positioning assembly (7) comprises a positioning vehicle (701), a positioning robot (702), a large-caliber gripper (703) and a lower-caliber gripper (704); the large-caliber gripper (703) and the lower-caliber gripper (704) are arranged above and outside the welding table (605); the positioning robot (702) is arranged at the input end of the large-caliber gripper (703), and the positioning vehicle (701) is arranged below the positioning robot (702).

8. The vehicle body wheel cover welding production line according to claim 5, characterized in that: The welding mechanism (8) comprises a second protective plate (801), a counterweight base (802), a vertical frame (803), a horizontal arm (804), a slotted beam (805), a screw rod group (806), a screw rod base (807), a hydraulic telescopic seat (808), an electric rotating plate (809), a welding gun arm (8010) and a welding gun (8011), wherein the second protective plate (801) is arranged outside the outer protective frame (502), the counterweight base (802) is arranged on the inner side of the second protective plate (801), and a vertical crossbar (804) is arranged above the counterweight base (802). A frame (803) is provided, one side of the vertical frame (803) is bolted to a slotted beam (805) via a horizontal arm (804), and a screw base (807) is threadedly connected to the slotted beam (805) via a screw group (806), a hydraulic telescopic seat (808) is provided below the screw base (807), and an electric rotating plate (809) is provided at the output end of the hydraulic telescopic seat (808), a welding gun arm (8010) is provided below one end of the electric rotating plate (809), and a welding gun (8011) is provided at one end of the welding gun arm (8010).

9. The vehicle body wheel cover welding production line according to claim 8, characterized in that: The discharging assembly (9) comprises a No. 5 clamping and transferring robot (901), a conveyor belt (902), a No. 6 clamping and transferring robot (903) and a discharging vehicle (904); the No. 5 clamping and transferring robot (901) is arranged at the output end of the welding table (605); the output end of the No. 5 clamping and transferring robot (901) is provided with a conveyor belt (902); the output end of the conveyor belt (902) is provided with a No. 6 clamping and transferring robot (903); and the output end of the No. 6 clamping and transferring robot (903) is provided with a discharging vehicle (904).

10. The vehicle body wheel cover welding production line according to claim 2, characterized in that: The transfer assembly (10) comprises an automatic vehicle body (1001), a No. 1 clamping transfer robot (1002), a No. 2 clamping transfer robot (1003), a No. 3 clamping transfer robot (1004) and a No. 4 clamping transfer robot (1005), wherein the No. 1 clamping transfer robot (1002) is arranged at the output end of the flexible arc surface frame (103), the No. 1 clamping transfer robot (1002) is arranged below the No. 1 clamping transfer robot (1002), the No. 2 clamping transfer robot (1003) is arranged above the second group of the automatic vehicle body (1001), the No. 3 clamping transfer robot (1004) is arranged above the third group of the automatic vehicle body (1001), and the No. 4 clamping transfer robot (1005) is arranged above the fourth group of the automatic vehicle body (1001).

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