Spot welding device for air outlet cover plate of clothes dryer

Abstract

The utility model discloses a clothes dryer air outlet cover plate spot welding device which comprises a spot welding machine, a conveying belt mechanism and a clothes dryer shell, the right side of the spot welding machine is provided with a supporting plate, a first movable plate and a second movable plate, the lower surface of the first movable plate is fixedly connected with a first spot welding head, and the lower surface of the second movable plate is fixedly connected with a second spot welding head. A second spot welding head is fixedly connected to the upper surface of the second movable plate, a welding plate is fixedly connected to the side face of an air outlet of the clothes dryer shell, and a welding lug plate matched with the limiting baffle is fixedly connected to the side face of the cover plate body. The conveying belt mechanism works, the clothes dryer shell can be conveyed to the spot welding machine, the first movable plate and the second movable plate slide on the surface of the spot welding machine, the position of the first spot welding head and the position of the second spot welding head can be adjusted, the first spot welding head makes contact with a welding lug plate, and the second spot welding head makes contact with a welding plate; and the welding plate and the welding lug plate can be welded together, so that the welding efficiency is effectively improved, and the safety is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of spot welding equipment, in particular to a spot welding device for an air outlet cover plate of a clothes dryer. Background Art

[0002] Spot welding is a resistance welding process, mainly used for connecting thin metal plates. Its basic principle is to apply pressure to the metal workpiece through two electrodes and pass current to generate high temperature at the contact point, thereby melting and forming a weld. Spot welding is widely used in automobile manufacturing, home appliance production, hardware processing and other fields because of its advantages of fast, efficient and low cost.

[0003] During the production process of the clothes dryer, the air outlet cover of the clothes dryer needs to be welded to the inner side of the housing of the clothes dryer, so that the hot air blower can transport hot air into the clothes dryer through the air outlet cover.

[0004] However, the current welding operation requires manual alignment of the spot welding head of the spot welding machine with the air outlet cover and the dryer housing before welding. The welding process is not only inefficient but also dangerous. Therefore, we need a spot welding device for the air outlet cover of the dryer. Utility Model Content

[0005] The purpose of the utility model is to provide a spot welding device for an air outlet cover plate of a clothes dryer, so as to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above-mentioned objectives, the utility model provides the following technical solutions: a spot welding device for an air outlet cover plate of a dryer, comprising a spot welding machine, a conveyor belt mechanism and a dryer shell, wherein a support plate, a first movable plate and a second movable plate are respectively arranged on the right side of the spot welding machine, the support plate is fixedly connected to the right side of the spot welding machine, the first movable plate and the second movable plate are slidably connected to the right side of the spot welding machine, and a first spot welding head is fixedly connected to the lower surface of the first movable plate, and a second spot welding head is fixedly connected to the upper surface of the second movable plate, the dryer shell is placed on the surface of the conveyor belt mechanism, a welding plate is fixedly connected to the side of the air outlet of the dryer shell, a limiting baffle is fixedly connected to the surface of the welding plate, a cover plate body is placed at the air outlet of the dryer shell, a welding ear plate that fits with the limiting baffle is fixedly connected to the side of the cover plate body, and the welding ear plate and the welding plate are located in the middle of the first spot welding head and the second spot welding head.

[0007] Preferably, a first electric telescopic rod is fixedly connected between the support plate and the first movable plate.

[0008] Preferably, a second electric telescopic rod is fixedly connected to the lower surface of the second movable plate, and a roller is rotatably connected to the telescopic end of the second electric telescopic rod.

[0009] Preferably, a displacement sensor is fixedly connected to the lower surface of the first movable plate, a positioning cap is fixedly connected to the surface of the welding plate, and the displacement sensor and the positioning cap correspond to each other up and down.

[0010] Preferably, a filter screen is provided on the surface of the cover body, a first limit block is fixedly connected to one side of the inner wall of the cover body, and a second limit block is elastically connected to the other side of the cover body, and the first limit block and the second limit block are used to limit the filter screen.

[0011] Preferably, a sleeve is fixedly connected to the right side of the cover body, a disc is slidably connected to the inner wall of the sleeve, and the disc is fixedly connected to the right end of the second limit block, a pull rod passing through the sleeve is fixedly connected to the surface of the disc, and a spring is sleeved on the outer surface of the pull rod.

[0012] Beneficial Effects

[0013] The utility model provides a spot welding device for an air outlet cover of a clothes dryer, which has the following beneficial effects:

[0014] 1. The spot welding device of the air outlet cover of the dryer works through a conveyor belt mechanism and can transport the dryer shell to the spot welding machine. When the welding ear plate and the welding plate are located in the middle position of the first spot welding head and the second spot welding head, the first movable plate and the second movable plate are used to slide on the surface of the spot welding machine to adjust the position of the first spot welding head and the second spot welding head. The welding plate and the welding ear plate can be welded together by contacting the first spot welding head with the welding ear plate and the second spot welding head with the welding plate, thereby realizing the relative fixation between the cover body and the dryer shell. The entire welding process is automated, which not only effectively improves the welding efficiency but also improves the safety.

[0015] 2. The spot welding device of the air outlet cover of the dryer is provided with a sleeve, a disc, a pull rod, a spring, a first limit block and a second limit block. By pulling the pull rod, the disc can be driven to squeeze the spring to compress the spring. At this time, the second limit block will retract into the inner side of the sleeve, thereby releasing the limit on the filter, which provides convenience for the subsequent disassembly and cleaning of the filter. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the overall three-dimensional structure of a spot welding device for an air outlet cover plate of a clothes dryer proposed by the utility model;

[0017] Figure 2 This is a schematic diagram of the front cross-section structure of a spot welding device for an air outlet cover plate of a clothes dryer proposed by the utility model;

[0018] Figure 3 A schematic diagram of the three-dimensional structure of a spot welding device for a clothes dryer air outlet cover proposed by the utility model;

[0019] Figure 4 A spot welding device for a clothes dryer air outlet cover plate proposed by the utility model Figure 2 A is a schematic diagram of the enlarged structure.

[0020] In the figure: 1. spot welding machine; 2. conveyor belt mechanism; 3. dryer housing; 4. support plate; 5. first movable plate; 6. second movable plate; 7. first spot welding head; 8. second spot welding head; 9. welding plate; 10. limit baffle; 11. cover body; 12. welding ear plate; 13. first electric telescopic rod; 14. second electric telescopic rod; 15. roller; 16. displacement sensor; 17. positioning cap; 18. filter; 19. first limit block; 20. second limit block; 21. sleeve; 22. disc; 23. pull rod; 24. spring. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figure 1-4The utility model provides a technical solution: a spot welding device for an air outlet cover of a clothes dryer, comprising a spot welding machine 1, a conveyor belt mechanism 2 and a clothes dryer housing 3, a support plate 4, a first movable plate 5 and a second movable plate 6 are respectively arranged on the right side of the spot welding machine 1, the support plate 4 is fixedly connected to the right side of the spot welding machine 1, the first movable plate 5 and the second movable plate 6 are slidably connected to the right side of the spot welding machine 1, and a first spot welding head 7 is fixedly connected to the lower surface of the first movable plate 5, and a second spot welding head 8 is fixedly connected to the upper surface of the second movable plate 6, the clothes dryer housing 3 is placed on the surface of the conveyor belt mechanism 2, a welding plate 9 is fixedly connected to the side of the air outlet of the clothes dryer housing 3, a limit baffle 10 is fixedly connected to the surface of the welding plate 9, a cover plate body 11 is placed at the air outlet of the clothes dryer housing 3, and a side of the cover plate body 11 is fixedly connected to a limit baffle 10 The baffle 10 is fitted with a welding ear plate 12, and the welding ear plate 12 and the welding plate 9 are located in the middle position of the first spot welding head 7 and the second spot welding head 8. The conveyor belt mechanism 2 works to transport the dryer housing 3 to the spot welding machine 1. When the welding ear plate 12 and the welding plate 9 are located in the middle position of the first spot welding head 7 and the second spot welding head 8, the first movable plate 5 and the second movable plate 6 are used to slide on the surface of the spot welding machine 1 to adjust the position of the first spot welding head 7 and the second spot welding head 8. By contacting the first spot welding head 7 with the welding ear plate 12 and the second spot welding head 8 with the welding plate 9, the welding plate 9 and the welding ear plate 12 can be welded together, thereby achieving relative fixation between the cover body 11 and the dryer housing 3, and the entire welding process is automated, which not only effectively improves the welding efficiency but also improves safety.

[0023] A first electric telescopic rod 13 is fixedly connected between the support plate 4 and the first movable plate 5 , and the position of the first spot welding head 7 can be adjusted by extending and retracting the first electric telescopic rod 13 .

[0024] A second electric telescopic rod 14 is fixedly connected to the lower surface of the second movable plate 6, and a roller 15 is rotatably connected to the telescopic end of the second electric telescopic rod 14. By providing the roller 15 and utilizing the roller 15 to contact with the dryer housing 3 for support, and cooperating with the second electric telescopic rod 14 for extension and retraction, the position of the second spot welding head 8 can be adjusted.

[0025] A displacement sensor 16 is fixedly connected to the lower surface of the first movable plate 5, a positioning cap 17 is fixedly connected to the surface of the welding plate 9, and the displacement sensor 16 and the positioning cap 17 correspond to each other up and down. By setting the displacement sensor 16 and the positioning cap 17 and using the displacement sensor 16 to detect the position of the positioning cap 17, the first spot welding head 7 can be easily aligned with the welding ear plate 12.

[0026] A filter 18 is provided on the surface of the cover body 11, and a first limit block 19 is fixedly connected to one side of the inner wall of the cover body 11, and a second limit block 20 is elastically connected to the other side of the cover body 11. The first limit block 19 and the second limit block 20 are used to limit the filter 18. A plurality of ventilation holes are provided on the surface of the cover body 11 for hot air flow. By setting the filter 18, dust and debris can be effectively prevented from entering the dryer and causing pollution to the clothes.

[0027] A sleeve 21 is fixedly connected to the right side of the cover body 11, and a disc 22 is slidably connected to the inner wall of the sleeve 21, and the disc 22 is fixedly connected to the right end of the second limit block 20, and a pull rod 23 penetrating the sleeve 21 is fixedly connected to the surface of the disc 22, and a spring 24 is sleeved on the outer surface of the pull rod 23. By arranging the sleeve 21, the disc 22, the pull rod 23, the spring 24, the first limit block 19 and the second limit block 20, by pulling the pull rod 23, the disc 22 can be driven to squeeze the spring 24, so that the spring 24 is compressed. At this time, the second limit block 20 will retract into the inner side of the sleeve 21, thereby releasing the limit on the filter 18, which provides convenience for the subsequent disassembly and cleaning of the filter 18.

[0028] Working principle: When the spot welding device of the air outlet cover of the dryer is in use, the dryer housing 3 can be placed on the conveyor belt mechanism 2, and then the cover body 11 can be placed on the upper end of the air outlet of the dryer housing 3. The welding ear plate 12 can be limited by the limit baffle 10, so that the welding ear plate 12 can be aligned with the welding plate 9. The dryer housing 3 can be transported to the spot welder 1 through the operation of the conveyor belt mechanism 2. The position of the positioning cap 17 is detected by the displacement sensor 16. When the welding ear plate 12 and the welding plate 9 are located in the middle position of the first spot welding head 7 and the second spot welding head 8, the first electric telescopic rod 13 is extended and the second electric telescopic rod is extended. 14 is extended, so that the first movable plate 5 and the second movable plate 6 can slide on the surface of the spot welding machine 1, so as to adjust the position of the first spot welding head 7 and the second spot welding head 8. By making the first spot welding head 7 contact with the welding ear plate 12 and the second spot welding head 8 contact with the welding plate 9, the welding plate 9 and the welding ear plate 12 can be welded together, thereby realizing the relative fixation between the cover body 11 and the dryer shell 3. The whole welding process is automated, which not only effectively improves the welding efficiency but also improves the safety. After the welding is completed, the conveyor belt mechanism 2 is used to reversely operate, so that the welded dryer shell 3 can be transported away to enter the next assembly process.

[0029] In the drawings of the embodiments disclosed in the present utility model, only the structures related to the embodiments disclosed in the present utility model are involved, and other structures can refer to the general design. In the absence of conflict, the same embodiment and different embodiments of the present utility model can be combined with each other;

[0030] Finally: The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A spot welding device for a clothes dryer air outlet cover, comprising a spot welding machine (1), a conveyor belt mechanism (2) and a clothes dryer housing (3), characterized in that: The right side of the spot welding machine (1) is respectively provided with a support plate (4), a first movable plate (5) and a second movable plate (6); the support plate (4) is fixedly connected to the right side of the spot welding machine (1); the first movable plate (5) and the second movable plate (6) are slidably connected to the right side of the spot welding machine (1); the lower surface of the first movable plate (5) is fixedly connected to a first spot welding head (7); the upper surface of the second movable plate (6) is fixedly connected to a second spot welding head (8); the dryer housing (3) is placed on a conveyor A welding plate (9) is fixedly connected to the surface of the belt mechanism (2) and the side of the air outlet of the clothes dryer housing (3); a limit baffle (10) is fixedly connected to the surface of the welding plate (9); a cover plate body (11) is placed at the air outlet of the clothes dryer housing (3); a welding ear plate (12) that fits with the limit baffle (10) is fixedly connected to the side of the cover plate body (11); and the welding ear plate (12) and the welding plate (9) are located in the middle of the first spot welding head (7) and the second spot welding head (8).

2. A spot welding device for a clothes dryer air outlet cover according to claim 1, characterized in that: A first electric telescopic rod (13) is fixedly connected between the support plate (4) and the first movable plate (5).

3. A spot welding device for a clothes dryer air outlet cover according to claim 2, characterized in that: A second electric telescopic rod (14) is fixedly connected to the lower surface of the second movable plate (6), and a roller (15) is rotatably connected to the telescopic end of the second electric telescopic rod (14).

4. The spot welding device for the air outlet cover of a clothes dryer according to claim 1, characterized in that: A displacement sensor (16) is fixedly connected to the lower surface of the first movable plate (5), a positioning cap (17) is fixedly connected to the surface of the welding plate (9), and the displacement sensor (16) and the positioning cap (17) correspond to each other up and down.

5. The spot welding device for the air outlet cover of a clothes dryer according to claim 1, characterized in that: A filter screen (18) is arranged on the surface of the cover body (11); a first limit block (19) is fixedly connected to one side of the inner wall of the cover body (11); and a second limit block (20) is elastically connected to the other side of the cover body (11); the first limit block (19) and the second limit block (20) are used to limit the filter screen (18).

6. A spot welding device for a clothes dryer air outlet cover according to claim 5, characterized in that: The right side of the cover plate body (11) is fixedly connected to a sleeve (21), the inner wall of the sleeve (21) is slidably connected to a disc (22), and the disc (22) is fixedly connected to the right end of the second limit block (20), the surface of the disc (22) is fixedly connected to a pull rod (23) that passes through the sleeve (21), and the outer surface of the pull rod (23) is sleeved with a spring (24).

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