CN112171122A

CN112171122A - Automatic welding device for U-shaped coamings of refrigerator shell

Info

Publication number: CN112171122A
Application number: CN202011086822.8A
Authority: CN
Inventors: 张室馨; 刘刚; 阳刚; 杨浩; 张霖
Original assignee: Chuzhou Exquisite Electrical Appliances Co Ltd
Current assignee: Chuzhou Exquisite Electrical Appliances Co Ltd
Priority date: 2020-10-12
Filing date: 2020-10-12
Publication date: 2021-01-05

Abstract

The invention discloses an automatic welding device for a U-shaped coaming of a refrigerator shell, which comprises a workbench, wherein a first roller and a second roller are respectively and rotatably connected to two sides of the workbench, a conveyor belt is connected between the first roller and the second roller in a transmission manner, a pressure fastening and fixing device is fixedly connected to the surface of the conveyor belt, a frame body is fixedly connected to the top of the workbench, hanger rails are fixedly connected to two sides of the top of the inner wall of the frame body, connecting rods are arranged in the hanger rails, an adjusting device is fixedly connected to the bottoms of the adjusting devices, a sucking disc is fixedly connected to the bottoms of the inner walls of the frame body, a lifting device is fixedly connected between the two hanger rails, a welding gun is fixedly connected to the bottoms of the lifting devices, and press blocks are fixedly connected. The automatic welding device for the U-shaped coamings of the refrigerator shell solves the problems of low processing efficiency and high labor intensity caused by manual welding of the U-shaped coamings of the refrigerator shell.

Description

Automatic welding device for U-shaped coamings of refrigerator shell

Technical Field

The invention relates to the technical field of refrigerator processing, in particular to an automatic welding device for a U-shaped coaming of a refrigerator shell.

Background

The refrigerator is a refrigerating device for keeping constant low temperature, and is a civil product for keeping food or other articles in a constant low-temperature cold state. The cabinet or the box is provided with a compressor, an ice maker for freezing and a storage box with a refrigerating device. The shell of the refrigerator is usually welded after being processed by steel plates, and the existing shell is basically welded manually after being processed, so that the processing efficiency is low, and the labor intensity is high.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides an automatic welding device for a U-shaped coaming of a refrigerator shell, which solves the problems of low processing efficiency and high labor intensity caused by manual welding of the U-shaped coaming of the refrigerator shell.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme: an automatic welding device for a U-shaped coaming of a refrigerator shell comprises a workbench, wherein supporting legs are fixedly connected with two sides of the bottom of the workbench, a transverse plate is fixedly connected between the supporting legs at two sides, a first roller and a second roller are respectively connected with the two sides of the workbench in a rotating way, a conveyor belt is connected between the first roller and the second roller in a transmission way, the surface of the conveyor belt is fixedly connected with a pressure-tight fixing device, the top of the workbench is fixedly connected with a frame body, hanging rails are fixedly connected with both sides of the top of the inner wall of the frame body, connecting rods are arranged in the hanging rails, the bottom of the connecting rod is fixedly connected with an adjusting device, the bottom of the adjusting device is fixedly connected with a sucker, the top of the inner wall of the frame body and the position between the two hanging rails are fixedly connected with a lifting device, the bottom of the lifting device is fixedly connected with a welding gun, and two sides of the inner wall of the frame body are fixedly connected with pressing blocks;

compress tightly fixing device includes fixed frame, the inside middle part fixedly connected with base of fixed frame, two fixedly connected with bracing pieces of base, the surperficial swing joint of bracing piece has the carriage release lever, be provided with the spring between the one end of carriage release lever and the base, the surface of carriage release lever is provided with the screw thread, the surperficial threaded connection of carriage release lever has the thread piece, the top fixedly connected with splint of thread piece.

Preferably, the one end of carriage release lever extends to the outside of fixed frame, the one end that the carriage release lever extends to fixed frame outside is provided with the gyro wheel, the surface of carriage release lever just is close to fixed frame inner wall one side fixedly connected with stop collar, splint extend to the top of fixed frame, the slide opening with the splint adaptation is seted up on the surface of fixed frame.

Preferably, top one side fixedly connected with driving motor and the reduction gear of diaphragm, driving motor's output and the input fixed connection of reduction gear, the first belt pulley of output fixedly connected with of reduction gear, the one end fixedly connected with second belt pulley of second roller, first belt pulley passes through belt transmission with the second belt pulley and is connected.

Preferably, the inner wall of the frame body is rotatably connected with a screw rod, one side of the top of the frame body is fixedly connected with a mobile motor, an output shaft end of the mobile motor is fixedly connected with a first synchronizing wheel, one end of the screw rod is fixedly connected with a second synchronizing wheel, a synchronous belt is in transmission connection between the first synchronizing wheel and the second synchronizing wheel, a driving block is in threaded connection with the surface of the screw rod, and the bottom of the driving block is fixedly connected with the top of the adjusting device.

Preferably, two sides of the pressing block are provided with convex cambered surfaces.

Preferably, the lifting device is an electric telescopic rod, the top of the transverse plate is fixedly connected with a welding machine, and the welding machine is electrically connected with the welding gun through a lead.

Preferably, adjusting device includes the regulating box, the top fixedly connected with electric telescopic handle of regulating box inner wall, electric telescopic handle's work end extends to the bottom of regulating box, electric telescopic handle's work end fixedly connected with sucking disc fixing base, the top fixedly connected with guide bar of sucking disc fixing base, guide bar and regulating box sliding connection.

Preferably, the top fixedly connected with vacuum generator of diaphragm, through the trachea intercommunication between sucking disc and the vacuum generator, vacuum generator's one end is provided with electric valve.

Preferably, one end of the connecting rod is provided with a moving wheel, and the moving wheel is in rolling connection with the hanging rail.

(III) advantageous effects

The invention has the following beneficial effects: the conveying belt is arranged on the surface of the workbench, so that automatic feeding in the processing process is realized, and in addition, the enclosing plate can be fixed through the pressing and fixing device on the surface of the conveying belt, so that the processing is facilitated; the top of framework inner wall is connected with the sucking disc through adjusting device, can fix the bounding wall of both sides, conveniently utilizes welder to weld, has guaranteed the roughness after the welding, has improved the quality of processing.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the internal structure of the frame body according to the present invention;

FIG. 3 is a schematic view of the pressing fixture of the present invention;

FIG. 4 is a schematic view of the structure of the adjusting device of the present invention;

FIG. 5 is a schematic structural diagram of a briquette according to the present invention.

In the figure: 1-workbench, 2-supporting feet, 3-transverse plate, 4-first roller, 5-second roller, 6-conveyor belt, 7-pressing fixing device, 71-fixing frame, 72-base, 73-supporting rod, 74-moving rod, 75-spring, 76-screw thread, 77-screw thread block, 78-clamping plate, 79-roller, 710-spacing sleeve, 8-frame body, 9-hanging rail, 10-connecting rod, 11-adjusting device, 111-adjusting box, 112-electric telescopic rod, 113-suction cup fixing seat, 114-guide rod, 12-suction cup, 13-lifting device, 14-welding gun, 15-screw rod, 16-moving motor, 17-first synchronous wheel, 18-second synchronous wheel, 19-synchronous belt, 20-driving block, 21-driving motor, 22-speed reducer, 23-second belt pulley, 24-first belt pulley, 25-belt, 26-moving wheel, 27-briquetting, 28-vacuum generator and 29-welding machine.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: an automatic welding device for a U-shaped coaming of a refrigerator shell comprises a workbench 1, wherein two sides of the bottom of the workbench 1 are fixedly connected with supporting legs 2, a transverse plate 3 is fixedly connected between the supporting legs 2 at two sides, two sides of the workbench 1 are respectively and rotatably connected with a first roller 4 and a second roller 5, a conveyor belt 6 is connected between the first roller 4 and the second roller 5 in a transmission manner, the conveyor belt 6 is used for conveying the U-shaped coaming in the welding process, the surface of the conveyor belt 6 is fixedly connected with a compression fixing device 7, the compression fixing device 7 is used for fixing the U-shaped coaming, the top of the workbench 1 is fixedly connected with a frame body 8, two sides of the top of the inner wall of the frame body 8 are fixedly connected with hanger rails 9, connecting rods 10 are arranged in the hanger rails 9, the bottoms of the connecting rods 10 are fixedly connected with adjusting devices 11, the, the suction cup 12 can be ensured to suck the U-shaped coaming, the lifting device 13 is fixedly connected between the two hanging rails 9 at the top of the inner wall of the frame body 8, the welding gun 14 is fixedly connected to the bottom of the lifting device 13, the lifting device 13 drives the welding gun 14 to move to realize welding, and pressing blocks 27 are fixedly connected to two sides of the inner wall of the frame body 8;

the pressing and fixing device 7 comprises a fixing frame 71, a base 72 is fixedly connected to the middle inside the fixing frame 71, two support rods 73 are fixedly connected to the base 72, a moving rod 74 is movably connected to the surface of each support rod 73, a spring 75 is arranged between one end of each moving rod 74 and the base 72, threads 76 are arranged on the surface of each moving rod 74, a thread block 77 is connected to the surface of each moving rod 74 in a threaded manner, a clamping plate 78 is fixedly connected to the top of each thread block 77, one end of each moving rod 74 extends to the outside of the fixing frame 71, a roller 79 is arranged at one end of each moving rod 74 extending to the outside of the fixing frame 71, a limiting sleeve 710 is fixedly connected to the surface of each moving rod 74 and one side close to the inner wall of the fixing frame 71, each clamping plate 78 extends to the top of the fixing frame 71, a sliding hole matched with each clamping plate 78 is, the rollers 79 on the two sides are in contact with the pressing block 27, the springs 75 are compressed, the clamping plates 78 clamp the U-shaped enclosing plates, and meanwhile the positions of the clamping plates 78 can be adjusted by rotating the moving rods 74 to adapt to the U-shaped enclosing plates with different widths.

One side of the top of the transverse plate 3 is fixedly connected with a driving motor 21 and a speed reducer 22, the output end of the driving motor 21 is fixedly connected with the input end of the speed reducer 22, the output end of the speed reducer 22 is fixedly connected with a first belt pulley 24, one end of the second roller 5 is fixedly connected with a second belt pulley 23, the first belt pulley 24 is in transmission connection with the second belt pulley 23 through a belt 25, and the driving motor 21 drives the conveying belt 6 to move.

The inner wall of framework 8 rotates and is connected with lead screw 15, top one side fixedly connected with moving motor 16 of framework 8, the output shaft end fixedly connected with first synchronizing wheel 17 of moving motor 16, the one end fixedly connected with second synchronizing wheel 18 of lead screw 15, the transmission is connected with hold-in range 19 between first synchronizing wheel 17 and the second synchronizing wheel 18, the surface threaded connection of lead screw 15 has drive block 20, the bottom of drive block 20 and the top fixed connection of adjusting device 11, the rotation of moving lead screw 15 drives adjusting device 11 and removes, and the moving direction and the speed of adjusting device 11 are equal with the moving direction and the speed of conveyer belt 6.

The two sides of the pressing block 27 are arranged to be convex cambered surfaces, so that the roller 79 can roll conveniently.

The lifting device 13 is an electric telescopic rod, the top of the transverse plate 3 is fixedly connected with a welding machine 29, and the welding machine 29 is electrically connected with the welding gun 14 through a lead.

Adjusting device 11 includes regulating box 111, and the top fixedly connected with electric telescopic handle 112 of regulating box 111 inner wall, electric telescopic handle 112's work end extend to the bottom of regulating box 111, and electric telescopic handle 112's work end fixedly connected with sucking disc fixing base 113, sucking disc fixing base 113's top fixedly connected with guide bar 114, guide bar 114 and regulating box 111 sliding connection.

The top of the transverse plate 3 is fixedly connected with a vacuum generator 28, the suction cup 12 is communicated with the vacuum generator 28 through an air pipe, and one end of the vacuum generator 28 is provided with an electric valve.

One end of the connecting rod 10 is provided with a moving wheel 26, and the moving wheel 26 is in rolling connection with the hanger rail 9.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. The term "comprising", without further limitation, means that the element so defined is not excluded from the group consisting of additional identical elements in the process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a refrigerator casing U type bounding wall automatic welder, includes workstation (1), its characterized in that: the automatic conveying device is characterized in that supporting legs (2) are fixedly connected to two sides of the bottom of the workbench (1), a transverse plate (3) is fixedly connected between the supporting legs (2) on two sides, a first roller (4) and a second roller (5) are respectively rotatably connected to two sides of the workbench (1), a conveying belt (6) is connected between the first roller (4) and the second roller (5) in a transmission manner, a pressure fixing device (7) is fixedly connected to the surface of the conveying belt (6), a frame body (8) is fixedly connected to the top of the workbench (1), hanging rails (9) are fixedly connected to two sides of the top of the inner wall of the frame body (8), a connecting rod (10) is arranged in each hanging rail (9), an adjusting device (11) is fixedly connected to the bottom of the connecting rod (10), a sucking disc (12) is fixedly connected to the bottom of the adjusting device (11), and a lifting device (13) is fixedly connected to the top of the, the bottom of the lifting device (13) is fixedly connected with a welding gun (14), and two sides of the inner wall of the frame body (8) are fixedly connected with pressing blocks (27);

compress tightly fixing device (7) including fixed frame (71), the inside middle part fixedly connected with base (72) of fixed frame (71), two fixedly connected with bracing pieces (73) of base (72), the surperficial swing joint of bracing piece (73) has carriage release lever (74), be provided with spring (75) between the one end of carriage release lever (74) and base (72), the surface of carriage release lever (74) is provided with screw thread (76), the surperficial threaded connection of carriage release lever (74) has screw thread piece (77), the top fixedly connected with splint (78) of screw thread piece (77).

2. The automatic welding device for the U-shaped coaming of the refrigerator shell as claimed in claim 1, wherein: the one end of carriage release lever (74) extends to the outside of fixed frame (71), the one end that carriage release lever (74) extended to fixed frame (71) outside is provided with gyro wheel (79), the surface of carriage release lever (74) just is close to fixed frame (71) inner wall one side fixedly connected with stop collar (710), splint (78) extend to the top of fixed frame (71), the slide opening with splint (78) adaptation is seted up on the surface of fixed frame (71).

3. The automatic welding device for the U-shaped coaming of the refrigerator shell as claimed in claim 1, wherein: top one side fixedly connected with driving motor (21) and reduction gear (22) of diaphragm (3), the output of driving motor (21) and the input fixed connection of reduction gear (22), the first belt pulley (24) of output fixedly connected with of reduction gear (22), the one end fixedly connected with second belt pulley (23) of second roller (5), first belt pulley (24) is connected through belt (25) transmission with second belt pulley (23).

4. The automatic welding device for the U-shaped coaming of the refrigerator shell as claimed in claim 1, wherein: the inner wall of framework (8) rotates and is connected with lead screw (15), top one side fixedly connected with moving motor (16) of framework (8), the output shaft end fixedly connected with first synchronizing wheel (17) of moving motor (16), one end fixedly connected with second synchronizing wheel (18) of lead screw (15), the transmission is connected with hold-in range (19) between first synchronizing wheel (17) and second synchronizing wheel (18), the surperficial threaded connection of lead screw (15) has drive block (20), the bottom of drive block (20) and the top fixed connection of adjusting device (11).

5. The automatic welding device for the U-shaped coaming of the refrigerator shell as claimed in claim 1, wherein: the two sides of the pressing block (27) are provided with convex cambered surfaces.

6. The automatic welding device for the U-shaped coaming of the refrigerator shell as claimed in claim 1, wherein: the lifting device (13) is an electric telescopic rod, the top of the transverse plate (3) is fixedly connected with a welding machine (29), and the welding machine (29) is electrically connected with the welding gun (14) through a lead.

7. The automatic welding device for the U-shaped coaming of the refrigerator shell as claimed in claim 1, wherein: adjusting device (11) are including regulating box (111), top fixedly connected with electric telescopic handle (112) of regulating box (111) inner wall, the work end of electric telescopic handle (112) extends to the bottom of regulating box (111), the work end fixedly connected with sucking disc fixing base (113) of electric telescopic handle (112), the top fixedly connected with guide bar (114) of sucking disc fixing base (113), guide bar (114) and regulating box (111) sliding connection.

8. The automatic welding device for the U-shaped coaming of the refrigerator shell as claimed in claim 1, wherein: the vacuum sucker is characterized in that a vacuum generator (28) is fixedly connected to the top of the transverse plate (3), the sucker (12) is communicated with the vacuum generator (28) through an air pipe, and an electric valve is arranged at one end of the vacuum generator (28).

9. The automatic welding device for the U-shaped coaming of the refrigerator shell as claimed in claim 1, wherein: one end of the connecting rod (10) is provided with a moving wheel (26), and the moving wheel (26) is in rolling connection with the hanging rail (9).