Welding gun head of electric welding machine

Abstract

The utility model provides a welding gun head of an electric welding machine, and belongs to the technical field of electric welding machines. The problem that in the prior art, a shell of a welding gun head of an electric welding machine is inconvenient to disassemble is solved. The gun comprises a gun body and a controller assembly, the gun body is connected with the controller assembly, the controller assembly comprises a large cover body, a first cover body, a second cover body and a controller box body, a connecting open groove is formed in the controller box body, the controller box body is connected with the gun body through the connecting open groove, and the large cover body is fixedly installed on one side of the gun body and one side of the controller box body. The first cover body and the second cover body are fixedly installed on the other side of the gun body and the other side of the controller box body, the first cover body is connected with the upper portion of the controller box body, the second cover body is connected with the lower portion of the controller box body and the gun body, a plurality of fastening bolts are fixedly installed on the controller box body, and the fastening bolts penetrate through the large cover body, the first cover body and the second cover body respectively. A containing cavity is formed in the controller box body, a controller chip is fixedly installed in the containing cavity, and a switch groove is formed in the second cover body. The utility model has the advantage of more convenient disassembly and adjustment.

Description

Technical Field

[0001] The utility model belongs to the technical field of electric welding machines and relates to a gun head of an electric welding machine. Background Art

[0002] The gun head of an electric welding machine is a key component during the welding process of an electric welding machine, and its design and performance directly affect the welding quality and efficiency.

[0003] Chinese Patent with the publication number CN208528290U discloses a gun head of an electric welding machine, which includes a gun body of the welding torch, a core inside the gun head connected to the gun body of the welding torch, and a wire feeding conduit extending from inside the gun body of the welding torch to the inner cavity of the core inside the gun head. The front end of the core inside the gun head is screwed with a copper joint through an internal thread. A metal conductive layer is provided on the end face of the wire feeding conduit, and the metal conductive layer is in contact connection with the end face of the copper joint. The metal conductive layer is electrically connected to the positive electrode of the power supply. A wire through hole is axially provided in the copper joint, and the wire through hole is communicated with the pipeline of the wire feeding conduit. A nozzle is sleeved outside the core inside the gun head, and a sealing device is arranged between the outer wall of the core inside the gun head and the inner wall of the nozzle. A first air flow channel is formed between the inner hole wall of the core inside the gun head and the outer wall of the wire feeding conduit. The upper end of the first air flow channel is blocked by the copper joint. A second air flow channel is formed between the outer wall of the core inside the gun head and the nozzle and between the outer wall of the copper joint and the inner wall of the nozzle. A plurality of ventilation holes are circumferentially and uniformly distributed on the pipe wall of the core inside the gun head between the sealing device and the copper joint, and the first air flow channel is communicated with the second air flow channel through the ventilation holes.

[0004] Combined with the description of this patent and the accompanying drawings of the description, it can be seen that in the gun head of an electric welding machine provided by this patent, the outer shell is an integral structure, and this structure of the outer shell has the limitation of being not easy to disassemble. Content of the Utility Model

[0005] The purpose of the utility model is to provide a gun head of an electric welding machine for the above problems existing in the prior art.

[0006] The object of the present utility model can be achieved by the following technical solutions: A welding torch tip for an electric welding machine, comprising a gun body and a controller assembly. The gun body is connected to the controller assembly. The controller assembly includes a large cover body, a first cover body, a second cover body, and a controller box body. A connecting slot is provided in the controller box body, and the controller box body is connected to the gun body through the connecting slot. The large cover body is fixedly installed on one side of the gun body and the controller box body. The first cover body and the second cover body are fixedly installed on the other side of the gun body and the controller box body. The first cover body is connected to the upper part of the controller box body, and the second cover body is connected to the lower part of the controller box body and the gun body. A plurality of fastening bolts are fixedly installed on the controller box body, and the fastening bolts respectively pass through the large cover body, the first cover body, and the second cover body. A placement cavity is provided inside the controller box body, and a controller chip is fixedly installed in the placement cavity. A switch slot is provided on the second cover body.

[0007] In the above-mentioned welding torch tip for an electric welding machine, a connection joint is fixedly connected to the top of the controller box body, and locking bolts are fixedly connected to both sides of the connection joint. The locking bolts pass through the large cover body and the first cover body.

[0008] In the above-mentioned welding torch tip for an electric welding machine, a hinge fixing member is fixedly installed at the lower end of the controller box body. A first trigger and a second trigger are fixed at the lower end of the controller box body, and the first trigger is located inside the hinge fixing member.

[0009] In the above-mentioned welding torch tip for an electric welding machine, a first straight plate and a second straight plate are respectively connected to the rear sides of the first trigger and the second trigger, and the first straight plate and the second straight plate are connected to one side of the controller box body.

[0010] In the above-mentioned welding torch tip for an electric welding machine, a wire feeding pipe is fixedly connected to the gun body. The front end of the gun body is a muzzle, and a connecting member is fixedly connected to the muzzle. An air supply pipe is fixed in the connecting member.

[0011] Compared with the prior art, the welding torch tip for an electric welding machine provided by the present utility model has the following beneficial effects: Through the settings of the large cover body, the first cover body, and the second cover body, the outer shell of the present utility model is divided into three parts. The large cover body is installed on one side of the controller box body, the first cover body and the second cover body are installed on the other side of the controller box body, and the first cover body is connected to the upper end of the controller box body, and the second cover body is connected to the lower end of the controller box body. This structure is convenient for disassembly and adjustment. Description of the Drawings

[0012] Figure 1 is the overall structural schematic diagram of the present utility model;

[0013] Figure 2 is the exploded structural schematic diagram of the present utility model.

[0014] In the figure: 1, gun body; 11, muzzle; 12, connecting piece; 13, gas supply pipe; 14, wire feeding pipe; 2, large cover body; 3, first cover body; 4, second cover body; 41, switch slot; 5, controller box body; 51, connecting slot; 52, placement cavity; 53, controller chip; 54, fastening bolt; 6, connecting joint; 61, locking bolt; 7, hinge fixing piece; 8, first trigger; 81, first straight plate; 9, second trigger; 91, second straight plate. Detailed implementation mode

[0015] The following are specific embodiments of the present utility model and in combination with the attached drawings, the technical solutions of the present utility model are further described, but the present utility model is not limited to these embodiments.

[0016] As Figures 1 to 2 shown, this embodiment includes a gun body 1 and a controller assembly. The gun body 1 is connected to the controller assembly. The controller assembly includes a large cover body 2, a first cover body 3, a second cover body 4 and a controller box body 5. The upper middle part of the controller box body 5 is attached to the upper middle part of the gun body 1. A connecting slot 51 is opened in the lower middle part of the controller box body 5. The lower half of the gun body 1 is placed in the connecting slot 51. The controller box body 5 is fixedly installed on one side of the gun body 1 through the connecting slot 51. The large cover body 2 is fixedly installed on one side of the gun body 1 and the controller box body 5. The overall shape of the large cover body 2 is the same as the overall shape of the controller box body 5. The first cover body 3 and the second cover body 4 are fixedly installed on the other side of the gun body 1 and the controller box body 5. The first cover body 3 is connected to the upper part of the controller box body 5. The second cover body 4 is connected to the lower part of the controller box body 5 and the gun body 1. A number of fastening bolts 54 respectively pass through the large cover body 2, the first cover body 3 and the second cover body 4 and are fixed to the controller box body 5. A placement cavity 52 is opened inside the controller box body 5. The controller chip 53 is fixedly installed in the placement cavity 52 and is connected to the gun body 1.

[0017] As Figures 1 to 2 shown, the hinge fixing piece 7 is fixedly installed at the lower end of the controller box body 5. A first trigger 8 and a second trigger 9 are fixed at the lower end of the controller box body 5. The first trigger 8 is located inside the hinge fixing piece 7. Both the first trigger 8 and the second trigger 9 pass through the controller box body 5. The rear ends of the first trigger 8 and the second trigger 9 are respectively connected with a first straight plate 81 and a second straight plate 91. The first straight plate 81 and the second straight plate 91 are connected to one side of the controller box body 5. A switch slot 41 is opened on the second cover body 4, and there is a switch button in the switch slot 41.

[0018] Further elaborating, as Figures 1 to 2As shown, the connecting joint 6 is fixedly connected to the top of the controller box body 5. Locking bolts 61 are fixedly connected to both sides of the connecting joint 6. The locking bolts 61 pass through the large cover body 2 and the first cover body 3, and the locking bolts 61 firmly fix the large cover body 2 and the first cover body 3 to the connecting joint 6.

[0019] For further details, as Figures 1 to 2 shown, the wire feeding pipe 14 is fixedly connected to the rear side of the gun body 1. The front end of the gun body 1 is the muzzle 11. The connecting piece 12 is sleeved and fixed on the muzzle 11. The air supply pipe 13 is connected and fixed to the connecting piece 12.

[0020] The specific embodiments described herein are merely illustrative of the spirit of the present invention. Those skilled in the art to which the present invention pertains can make various modifications or supplements to the described specific embodiments or use similar ways of substitution, but will not deviate from the spirit of the present invention or exceed the scope defined by the appended claims.

[0021] Although various terms are used more in this article, the possibility of using other terms is not excluded. These terms are used only to more conveniently describe and explain the essence of the present invention; interpreting them as any additional limitation is contrary to the spirit of the present invention.

Claims

1. A welding torch tip for an electric welding machine, comprising a gun body (1) and a controller assembly, the gun body (1) being connected to the controller assembly, characterized in that: The controller assembly includes a large cover (2), a first cover (3), a second cover (4), and a controller housing (5). A connecting slot (51) is formed in the controller housing (5). The controller housing (5) is connected to the gun body (1) through the connecting slot (51). The large cover (2) is fixedly installed on one side of the gun body (1) and the controller housing (5). The first cover (3) and the second cover (4) are fixedly installed on the other side of the gun body (1) and the controller housing (5). The first cover (3) is connected to the upper part of the controller housing (5). The second cover (4) is connected to the lower part of the controller housing (5) and the gun body (1). A number of fastening bolts (54) are fixedly installed on the controller housing (5). The fastening bolts (54) respectively pass through the large cover (2), the first cover (3), and the second cover (4). A placement cavity (52) is formed inside the controller housing (5). A controller chip (53) is fixedly installed in the placement cavity (52). A switch slot (41) is formed in the second cover (4).

2. The welding torch tip according to claim 1, characterized in that: A connecting joint (6) is fixedly connected to the top of the controller housing (5). Locking bolts (61) are fixedly connected to both sides of the connecting joint (6). The locking bolts (61) pass through the large cover (2) and the first cover (3).

3. The welding torch tip according to claim 1, wherein: A hinge fixing member (7) is fixedly installed at the lower end of the controller housing (5). A first trigger (8) and a second trigger (9) are fixed at the lower end of the controller housing (5). The first trigger (8) is located inside the hinge fixing member (7).

4. The welding torch tip according to claim 3, characterized in that: A first straight plate (81) and a second straight plate (91) are respectively connected to the rear sides of the first trigger (8) and the second trigger (9). The first straight plate (81) and the second straight plate (91) are connected to one side of the controller housing (5).

5. A welding torch tip according to claim 1, characterized in that: A wire feeding tube (14) is fixedly connected to the gun body (1). The front end of the gun body (1) is a muzzle (11). A connecting member (12) is fixedly connected to the muzzle (11). An air supply tube (13) is fixed in the connecting member (12).

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