Welding equipment for automobile air conditioner accessories and using method of welding equipment

Abstract

The invention discloses automobile air conditioner accessory welding equipment and a using method thereof, and relates to the technical field of ss, the automobile air conditioner accessory welding equipment comprises a fixed base, a supporting rod is fixedly connected to one side of the fixed base, and a welding assembly is fixedly connected to one end of the supporting rod. A first gear rotates to drive a sleeving cylinder to rotate, the positions of the two fixing mechanisms are switched, feeding, discharging and welding can be carried out on different stations at the same time by switching the positions of the fixing mechanisms, the waiting time of equipment is shortened, and the whole production process is more compact and efficient; and the driving motor works to turn over the fixing mechanism, so that the directions of the first clamping piece and the second clamping piece are changed, clamping of the air conditioner accessories, loosening of discharging and welding of the air conditioner accessories are facilitated, and the machining convenience of the air conditioner accessories is improved.

Description

Technical Field

[0001] The invention relates to the technical field of automobile air-conditioning parts processing, in particular to a welding device for automobile air-conditioning parts and a use method thereof. Background Art

[0002] Automobile air conditioners are devices that realize cooling, heating, ventilation and air purification in the car compartment. There are many kinds of air conditioner accessories. During processing, the air conditioner accessories are welded by welding equipment.

[0003] For example, the “A welding machine for automobile air-conditioning accessories” with publication number CN104043889B includes a welding platform mechanism for placing air-conditioning accessories, a welding gun, a welding material pipe, a welding material fixing and adjusting mechanism, a welding gun welding material adjusting mechanism, a cylinder push-pull mechanism, and a handwheel height adjustment mechanism fixed on a frame. The welding platform mechanism is arranged on the frame and is located in front of the welding gun and the welding material pipe. The welding gun is fixed on the welding gun welding material adjusting mechanism, and the welding material pipe is fixed on the welding material fixing and adjusting mechanism.

[0004] In the prior art, loading and unloading and welding usually need to be carried out in sequence. After the welding of each workpiece is completed, the workstation needs to be moved away for the unloading and loading processes. At this time, the welding equipment is idle. It is inconvenient to carry out loading and unloading and welding at different workstations at the same time. It is necessary to wait for unloading and reloading before performing welding operations, resulting in low production efficiency of the equipment. Summary of the invention

[0005] The purpose of the present invention is to provide a welding device for automobile air-conditioning accessories and a method of using the same, so as to solve the problem raised in the above background technology that loading and unloading and welding are not convenient to be carried out simultaneously at different workstations, resulting in low production efficiency of the equipment.

[0006] To achieve the above-mentioned objectives, the present invention provides the following technical solutions: a welding device for automobile air-conditioning accessories, comprising a fixed base, one side of the fixed base is fixedly connected to a support rod, one end of the support rod is fixedly connected to a welding assembly, the outside of the support rod is fixedly connected to a processing table, one side of the fixed base is installed with a switching mechanism, one side of the switching mechanism is installed with a flipping mechanism, one side of the flipping mechanism is installed with a fixing mechanism, the switching mechanism comprises a support plate, one side of the support plate is fixedly connected to a mounting seat, one end of the mounting seat is fixedly connected to a first electric push rod, one end of the first electric push rod is fixedly connected to a shift rack, one side of the shift rack is meshed with a first gear, the middle part of the first gear is fixedly connected to a sleeve, the sleeve is rotatably connected to the outside of the support rod, and the outside of the sleeve is rotatably connected to the middle part of the support plate.

[0007] Preferably, a guide rail is fixedly connected to one side of the shift rack, a positioning block is slidably connected to the outside of the guide rail, and one end of the positioning block is fixedly connected to one side of the support plate.

[0008] Preferably, a connecting column is fixedly connected to one side of the support plate, and one end of the connecting column is fixedly connected to one side of the fixed base.

[0009] Preferably, the flipping mechanism includes a first connecting plate and a second connecting plate, one end of the first connecting plate is fixedly connected to the outside of the sleeve, the other end of the first connecting plate is fixedly connected to a connecting seat, one side of the connecting seat is fixedly connected to a driving motor, the output end of the driving motor is fixedly connected to a second rotating rod through the connecting seat, and one end of the second rotating rod is fixedly connected to a second gear.

[0010] Preferably, a third gear is meshed on one side of the second gear, a first rotating rod is fixedly connected to the middle of the third gear, one end of the first rotating rod is rotatably connected to one side of the connecting seat, the other end of the first rotating rod is fixedly connected to one end of the second connecting plate, and a positioning hole is opened on the outside of the first rotating rod.

[0011] Preferably, one end of the connecting seat is fixedly connected to a fixing frame, one end of the fixing frame is fixedly connected to a fourth electric push rod, one end of the fourth electric push rod passes through one side of the fixing frame and is fixedly connected to a positioning rod, the positioning rod is slidingly connected to the fixing frame, and one end of the positioning rod passes through one side of the fixing frame and is inserted into the inside of the positioning hole.

[0012] Preferably, the fixing mechanism includes a movable frame, which is slidably connected to the outside of the second connecting plate, one side of the movable frame is fixedly connected to a fixed block, one end of the fixed block is fixedly connected to a third electric push rod, and one end of the third electric push rod passes through the fixed block and is fixedly connected to a second clamping member.

[0013] Preferably, a second guide rod is fixedly connected to one side of the second clamping member, one end of the second guide rod is slidably connected to a fixed block, and a first clamping member is fixedly connected to one side of the fixed block.

[0014] Preferably, one end of the second connecting plate is fixedly connected to a fixing frame, one end of the fixing frame is fixedly connected to a second electric push rod, one end of the second electric push rod passes through the fixing frame and is fixedly connected to one side of the movable frame, one side of the movable frame is fixedly connected to a first guide rod, and the outside of the first guide rod is slidably connected to the fixing frame.

[0015] A method for using a welding device for automobile air-conditioning parts, comprising the following steps: S1. Convey the air conditioner parts to the loading and unloading place, drive the second clamping member to move by the third electric push rod, adjust the distance between the first clamping member and the second clamping member, and clamp the air conditioner parts; S2, the first electric push rod drives the shift rack to move, and the first gear and the sleeve rotate in sequence to move the flip mechanism fixed with the air conditioner accessories to the welding position; S3, the driving motor drives the second rotating rod and the second gear to rotate, and the third gear, the positioning hole and the second connecting plate rotate accordingly, so that the fixing mechanism flips over, and the air conditioning accessories on the fixing mechanism are flipped over to the top of the moving frame, and the second electric push rod works to push the moving frame and the air conditioning accessories to move, and the air conditioning accessories are moved to the top of the processing table, and the welding assembly works to weld the air conditioning accessories; S4. After welding is completed, the first electric push rod drives the shift rack to move, and the first gear rotates in the opposite direction to move the air-conditioning parts to the loading and unloading position for unloading, and the position of the fixing mechanism is switched to load and unload and weld the air-conditioning parts.

[0016] Compared with the prior art, the present invention has the following beneficial effects: 1. In the present invention, the first electric push rod drives the shift rack to move, the first gear rotates, and the sleeve tube rotates to switch the positions of the two fixing mechanisms. By switching the positions of the fixing mechanisms, loading and unloading and welding can be carried out simultaneously at different workstations, which reduces the waiting time of the equipment and makes the entire production process more compact and efficient. 2. In the present invention, during the switching process of the fixing mechanism, the second rotating rod and the second gear are driven to rotate by the driving motor, and the third gear, the positioning hole, the second connecting plate and the fixing mechanism are rotated accordingly, and the fixing mechanism is flipped, so that the directions of the first clamping member and the second clamping member are changed, which is convenient for clamping the air conditioner accessories, loosening the blanking and welding the air conditioner accessories, thereby improving the convenience of processing the air conditioner accessories; 3. In the present invention, the second clamping member is moved by the third electric push rod, so that the distance between the second clamping member and the first clamping member is changed, and the air-conditioning accessories are clamped and fixed to prevent the air-conditioning accessories from moving during welding. The movable frame is moved by the second electric push rod, so that the position of the air-conditioning accessories is moved, and the air-conditioning accessories are welded and processed. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a first three-dimensional structural schematic diagram of a welding device for automobile air-conditioning accessories of the present invention; Figure 2 This is a second three-dimensional structural schematic diagram of a welding device for automobile air-conditioning accessories of the present invention; Figure 3This is a schematic diagram of the connection structure of a switching mechanism and a flipping mechanism for a welding device for automobile air-conditioning parts of the present invention; Figure 4 This is a schematic diagram of a switching mechanism connection structure for automobile air-conditioning parts welding equipment of the present invention; Figure 5 This is a schematic diagram of the disassembled structure of a switching mechanism for automobile air-conditioning parts welding equipment of the present invention; Figure 6 This is a schematic diagram of the connection structure of a fixing mechanism and a flipping mechanism for a welding device for automobile air-conditioning parts of the present invention; Figure 7 The present invention is a schematic diagram of the disassembled structure of a turning mechanism for welding equipment for automobile air-conditioning parts.

[0018] In the figure: 1. switching mechanism; 11. support plate; 12. first electric push rod; 13. socket tube; 14. connecting column; 15. mounting seat; 16. first gear; 17. shift rack; 18. guide rail; 19. positioning block; 2. fixed base; 3. support rod; 4. welding assembly; 5. processing table; 6. fixing mechanism; 61. moving frame; 62. fixed frame; 63. first guide rod; 64. second electric push rod; 65. third electric push rod; 66. first clamping member; 67. second clamping member; 68. second guide rod; 69. fixing block; 7. flipping mechanism; 71. first connecting plate; 72. second connecting plate; 73. first rotating rod; 74. second gear; 75. second rotating rod; 76. driving motor; 77. connecting seat; 78. third gear; 79. positioning hole; 710. fourth electric push rod; 711. positioning rod; 712. fixing frame. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the implementation regulations described 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 creative work are within the scope of protection of the present invention.

[0020] Example 1: Reference Figure 1 - Figure 7As shown: A welding device for automobile air-conditioning accessories, including a fixed base 2, a support rod 3 is fixedly connected to one side of the fixed base 2, a welding assembly 4 is fixedly connected to one end of the support rod 3, a processing table 5 is fixedly connected to the outside of the support rod 3, a switching mechanism 1 is installed on one side of the fixed base 2, a flip mechanism 7 is installed on one side of the switching mechanism 1, a fixing mechanism 6 is installed on one side of the flip mechanism 7, the switching mechanism 1 includes a support plate 11, a mounting seat 15 is fixedly connected to one side of the support plate 11, a first electric push rod 12 is fixedly connected to one end of the mounting seat 15, and the first electric push rod 12 One end of the shift rack 17 is fixedly connected to a shift rack 17, one side of the shift rack 17 is meshed with a first gear 16, the middle part of the first gear 16 is fixedly connected to a sleeve tube 13, the sleeve tube 13 is rotatably connected to the outside of the support rod 3, and the outside of the sleeve tube 13 is rotatably connected to the middle part of the support plate 11; one side of the shift rack 17 is fixedly connected to a guide rail 18, the outside of the guide rail 18 is slidably connected to a positioning block 19, one end of the positioning block 19 is fixedly connected to one side of the support plate 11; one side of the support plate 11 is fixedly connected to a connecting column 14, one end of the connecting column 14 is fixedly connected to the fixed base 2 One side; the flip mechanism 7 includes a first connecting plate 71 and a second connecting plate 72, one end of the first connecting plate 71 is fixedly connected to the outside of the sleeve 13, the other end of the first connecting plate 71 is fixedly connected to a connecting seat 77, one side of the connecting seat 77 is fixedly connected to a driving motor 76, the output end of the driving motor 76 passes through the connecting seat 77 and is fixedly connected to a second rotating rod 75, one end of the second rotating rod 75 is fixedly connected to a second gear 74; one side of the second gear 74 is meshed with a third gear 78, the middle part of the third gear 78 is fixedly connected to the first rotating rod 73, the first rotating rod 73 One end is rotatably connected to one side of the connecting seat 77, and the other end of the first rotating rod 73 is fixedly connected to one end of the second connecting plate 72. A positioning hole 79 is opened on the outside of the first rotating rod 73; one end of the connecting seat 77 is fixedly connected to a fixing frame 712, one end of the fixing frame 712 is fixedly connected to a fourth electric push rod 710, one end of the fourth electric push rod 710 passes through one side of the fixing frame 712 and is fixedly connected to a positioning rod 711, the positioning rod 711 is slidably connected to the fixing frame 712, and one end of the positioning rod 711 passes through one side of the fixing frame 712 and is inserted into the inside of the positioning hole 79.

[0021] The first electric push rod 12 drives the shift rack 17 to move, and the guide rail 18 slides inside the positioning block 19, so as to fix the shift rack 17 to make linear motion. The shift rack 17 is meshed with the first gear 16. During the movement of the shift rack 17, the first gear 16 rotates, driving the sleeve 13 to rotate, and switching the positions of the two fixing mechanisms 6. By switching the position of the fixing mechanism 6, the fixing mechanism 6 with the air-conditioning accessories fixed thereon is moved to the welding position, and the air-conditioning accessories are welded through the welding assembly 4. The welded air-conditioning accessories are moved to the loading and unloading position for unloading and loading. By switching the position of the fixing mechanism 6, loading and unloading and welding can be carried out simultaneously at different workstations, thereby reducing the waiting time of the equipment and making the entire production process more compact and efficient. During the switching of the fixing mechanism 6, the driving motor 76 is driven to rotate. The second rotating rod 75 and the second gear 74 are driven to rotate, and the second gear 74 is meshed with the third gear 78, and the third gear 78, the positioning hole 79, the second connecting plate 72 and the fixing mechanism 6 are rotated accordingly, and the fixing mechanism 6 is flipped. During the loading and unloading process of the fixing mechanism 6, the first clamping member 66 and the second clamping member 67 are flipped to the downward direction, which is convenient for clamping the air-conditioning accessories and loosening the unloading. During the welding process of the fixing mechanism 6, the first clamping member 66 and the second clamping member 67 are flipped to the upward direction, which is convenient for welding the air-conditioning accessories, thereby improving the convenience of processing the air-conditioning accessories. After the second connecting plate 72 is flipped, the positioning rod 711 is driven to move by the fourth electric push rod 710, so that the positioning rod 711 is inserted into the inside of the positioning hole 79, and the first rotating rod 73 is positioned to prevent the second connecting plate 72 from shifting after flipping.

[0022] Embodiment 2: Figure 1 , Figure 2 and Figure 6 As shown, the fixing mechanism 6 includes a moving frame 61, which is slidably connected to the outside of the second connecting plate 72, a fixed block 69 is fixedly connected to one side of the moving frame 61, one end of the fixed block 69 is fixedly connected to the third electric push rod 65, one end of the third electric push rod 65 passes through the fixed block 69 and is fixedly connected to the second clamping member 67; a second guide rod 68 is fixedly connected to one side of the second clamping member 67, one end of the second guide rod 68 is slidably connected to the fixed block 69, and one side of the fixed block 69 is fixedly connected to the first clamping member 66; one end of the second connecting plate 72 is fixedly connected to the fixing frame 62, one end of the fixing frame 62 is fixedly connected to the second electric push rod 64, one end of the second electric push rod 64 passes through the fixing frame 62 and is fixedly connected to one side of the moving frame 61, one side of the moving frame 61 is fixedly connected to the first guide rod 63, and the outside of the first guide rod 63 is slidably connected to the fixing frame 62.

[0023] The second clamping member 67 is moved by the third electric push rod 65, and the second guide rod 68 slides inside the fixed block 69 to fix the second clamping member 67 to make a linear motion, so that the distance between the second clamping member 67 and the first clamping member 66 changes, and the air-conditioning accessories are clamped and fixed to prevent the air-conditioning accessories from moving during the welding process. The mobile frame 61 is moved by the second electric push rod 64, and the mobile frame 61 slides outside the second connecting plate 72. The first guide rod 63 slides inside the fixed frame 62, and the fixed mobile frame 61 makes a linear motion, driving the position of the air-conditioning accessories to move, and the air-conditioning accessories are moved to the processing table 5, and are welded by the welding assembly 4.

[0024] Embodiment 3: A method for using a welding device for automobile air-conditioning parts, comprising the following steps: Step 1: transport the air-conditioning parts to the loading and unloading place, drive the second clamping member 67 to move through the third electric push rod 65, adjust the distance between the first clamping member 66 and the second clamping member 67, and clamp the air-conditioning parts.

[0025] Step 2: The first electric push rod 12 drives the shift rack 17 to move, and the first gear 16 and the sleeve 13 rotate in sequence to move the flip mechanism 7 fixed with the air conditioner accessories to the welding position; Step 3: The driving motor 76 drives the second rotating rod 75 and the second gear 74 to rotate, and the third gear 78, the positioning hole 79 and the second connecting plate 72 rotate accordingly, so that the fixing mechanism 6 is turned over, and the air conditioning accessories on the fixing mechanism 6 are turned over to the top of the moving frame 61. The second electric push rod 64 drives the moving frame 61 and the air conditioning accessories to move, and the air conditioning accessories are moved to the top of the processing table 5. The welding assembly 4 works to weld the air conditioning accessories; Step 4: After welding is completed, the first electric push rod 12 drives the shift rack 17 to move, and the first gear 16 rotates in the opposite direction to move the air-conditioning accessories to the loading and unloading position for unloading, and the position of the fixing mechanism 6 is switched to load and unload and weld the air-conditioning accessories.

[0026] The working principle and use method of the device are as follows: the third electric push rod 65 is used to drive the second clamping member 67 to move, and the distance between the second clamping member 67 and the first clamping member 66 is adjusted to clamp and fix the air conditioning accessories. The first electric push rod 12 is used to drive the shift rack 17 to move, and the first gear 16 is rotated to drive the sleeve 13 to rotate, and the positions of the two fixing mechanisms 6 are switched. At the same time, the driving motor 76 is used to drive the second rotating rod 75 and the second gear 74 to rotate, and the third gear 78, the positioning hole 79, the second connecting plate 72 and the fixing mechanism 6 are rotated accordingly, and the first clamping member 66 and the second clamping member 67 are flipped to the upward direction, which is convenient for welding the air conditioning accessories, and the fixing mechanism 6 with the air conditioning accessories is moved When it reaches the welding position, the second electric push rod 64 drives the moving frame 61 to move, and the moving frame 61 slides on the outside of the second connecting plate 72, driving the position of the air-conditioning accessories to move, and the air-conditioning accessories are moved to the processing table 5, and are welded by the welding assembly 4. The welded air-conditioning accessories are moved to the loading and unloading position for unloading and loading, and at the same time, the driving motor 76 drives the second rotating rod 75 and the second gear 74 to rotate, and the third gear 78, the positioning hole 79, the second connecting plate 72 and the fixing mechanism 6 rotate accordingly, and the first clamping member 66 and the second clamping member 67 are flipped to the downward direction, and the distance between the first clamping member 66 and the second clamping member 67 is adjusted, and the welded air-conditioning accessories are released for unloading and clamping new air-conditioning accessories.

[0027] Although the present invention has been described in detail with reference to the aforementioned embodiments, it is still possible for those skilled in the art to modify the technical solutions described in the aforementioned embodiments, or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A welding device for automobile air-conditioning parts, comprising a fixed base (2), characterized in that: A support rod (3) is fixedly connected to one side of the fixed base (2), a welding assembly (4) is fixedly connected to one end of the support rod (3), a processing table (5) is fixedly connected to the outside of the support rod (3), a switching mechanism (1) is installed on one side of the fixed base (2), a flipping mechanism (7) is installed on one side of the switching mechanism (1), a fixing mechanism (6) is installed on one side of the flipping mechanism (7), the switching mechanism (1) comprises a support plate (11), a mounting seat (15) is fixedly connected to one side of the support plate (11), a first electric push rod (12) is fixedly connected to one end of the mounting seat (15), a shift rack (17) is fixedly connected to one end of the first electric push rod (12), a first gear (16) is meshed with one side of the shift rack (17), a sleeve tube (13) is fixedly connected to the middle of the first gear (16), the sleeve tube (13) is rotatably connected to the outside of the support rod (3), and the outside of the sleeve tube (13) is rotatably connected to the middle of the support plate (11).

2. The welding equipment for automobile air-conditioning parts according to claim 1 is characterized in that: A guide rail (18) is fixedly connected to one side of the shift rack (17), a positioning block (19) is slidably connected to the outside of the guide rail (18), and one end of the positioning block (19) is fixedly connected to one side of the support plate (11).

3. The welding equipment for automobile air-conditioning parts according to claim 2 is characterized in that: A connecting column (14) is fixedly connected to one side of the support plate (11), and one end of the connecting column (14) is fixedly connected to one side of the fixed base (2).

4. The welding equipment for automobile air-conditioning parts according to claim 3 is characterized in that: The flip mechanism (7) comprises a first connecting plate (71) and a second connecting plate (72); one end of the first connecting plate (71) is fixedly connected to the outside of the sleeve (13); the other end of the first connecting plate (71) is fixedly connected to a connecting seat (77); one side of the connecting seat (77) is fixedly connected to a driving motor (76); an output end of the driving motor (76) passes through the connecting seat (77) and is fixedly connected to a second rotating rod (75); one end of the second rotating rod (75) is fixedly connected to a second gear (74).

5. The welding equipment for automobile air-conditioning parts according to claim 4 is characterized in that: A third gear (78) is meshed with one side of the second gear (74); a first rotating rod (73) is fixedly connected to the middle of the third gear (78); one end of the first rotating rod (73) is rotatably connected to one side of the connecting seat (77); the other end of the first rotating rod (73) is fixedly connected to one end of the second connecting plate (72); and a positioning hole (79) is provided on the outside of the first rotating rod (73).

6. The welding equipment for automobile air-conditioning parts according to claim 5 is characterized in that: One end of the connecting seat (77) is fixedly connected to a fixing frame (712), one end of the fixing frame (712) is fixedly connected to a fourth electric push rod (710), one end of the fourth electric push rod (710) passes through one side of the fixing frame (712) and is fixedly connected to a positioning rod (711), the positioning rod (711) and the fixing frame (712) are slidably connected, and one end of the positioning rod (711) passes through one side of the fixing frame (712) and is inserted into the interior of the positioning hole (79).

7. The welding equipment for automobile air-conditioning parts according to claim 6 is characterized in that: The fixing mechanism (6) comprises a movable frame (61), the movable frame (61) being slidably connected to the outside of the second connecting plate (72), a fixing block (69) being fixedly connected to one side of the movable frame (61), a third electric push rod (65) being fixedly connected to one end of the fixing block (69), and a second clamping member (67) being fixedly connected to one end of the third electric push rod (65) passing through the fixing block (69).

8. The welding equipment for automobile air-conditioning parts according to claim 7 is characterized in that: A second guide rod (68) is fixedly connected to one side of the second clamping member (67), one end of the second guide rod (68) is slidably connected to a fixed block (69), and a first clamping member (66) is fixedly connected to one side of the fixed block (69).

9. The welding equipment for automobile air-conditioning parts according to claim 8 is characterized in that: One end of the second connecting plate (72) is fixedly connected to a fixing frame (62), one end of the fixing frame (62) is fixedly connected to a second electric push rod (64), one end of the second electric push rod (64) passes through the fixing frame (62) and is fixedly connected to one side of the moving frame (61), one side of the moving frame (61) is fixedly connected to a first guide rod (63), and the outside of the first guide rod (63) is slidably connected to the fixing frame (62).

10. A method for using a welding device for automobile air-conditioning parts, characterized in that: A welding device for automobile air-conditioning parts according to any one of claims 1 to 9 is used, comprising the following steps: S1, conveying the air conditioner parts to the loading and unloading place, driving the second clamping member (67) to move by the third electric push rod (65), adjusting the distance between the first clamping member (66) and the second clamping member (67), and clamping the air conditioner parts; S2, the first electric push rod (12) works to drive the shift rack (17) to move, and the first gear (16) and the sleeve (13) rotate in sequence to move the flip mechanism (7) to which the air conditioner accessories are fixed to the welding position; S3, the driving motor (76) operates to drive the second rotating rod (75) and the second gear (74) to rotate, and the third gear (78), the positioning hole (79) and the second connecting plate (72) rotate accordingly, so that the fixing mechanism (6) is flipped, and the air conditioning accessory on the fixing mechanism (6) is flipped to the top of the movable frame (61), the second electric push rod (64) operates to push the movable frame (61) and the air conditioning accessory to move, and the air conditioning accessory is moved to the top of the processing table (5), and the welding assembly (4) operates to weld the air conditioning accessory; S4. After the welding is completed, the first electric push rod (12) drives the shift rack (17) to move, and the first gear (16) rotates in the opposite direction to move the air conditioner component to the loading and unloading position for unloading, and the position of the fixing mechanism (6) is switched to load and unload and weld the air conditioner component.

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