Convenient double-face welding electric welding head based on carbon dioxide arc welding

Abstract

The utility model discloses a convenient double-face welding electric welding head based on carbon dioxide arc welding, which comprises a double-face welding protective sleeve on one side of a welding machine control panel, a wire feeding hose is arranged on the welding machine control panel, and the double-face welding protective sleeve comprises a fixing sleeve arranged on one side of the welding machine control panel, and one end of the wire feeding hose extends into the fixing sleeve; the connecting sleeve is arranged at one end of the fixing sleeve; the output sleeve is arranged at one end of the connecting sleeve, and the fixing sleeve and the output sleeve are located in the same vertical plane; a positioning assembly is arranged on the front face of the fixing sleeve, and the output sleeve and the fixing sleeve which are opposite to each other are connected together through an arc-shaped connecting sleeve, so that a positioning block on the fixing sleeve can be aligned with a wire feeding hose in the output sleeve, and the positioning block points to the front face of a reinforcing steel bar to determine that the wire feeding hose in the output sleeve is arranged on the back face of the reinforcing steel bar. Consumable electrodes and filling metal are conveyed to the back face which is away from the positioning block by a certain steel bar diameter, and welding accuracy is improved.

Description

TECHNICAL FIELD

[0001] The application relates to the field of pile foundation construction, in particular to a convenient double-sided welding electrode based on carbon dioxide shielded welding. BACKGROUND

[0002] The principle of carbon dioxide shielded welding is to use carbon dioxide gas as a protective agent to form a protective atmosphere around the welding area to prevent oxygen and other impurities from entering, thereby improving the welding quality. Pile foundation construction is an important link in construction engineering, and the carbon dioxide shielded welding technology can ensure the quality and stability of the steel reinforcement cage after welding, thereby improving the bearing capacity and overall stability of the pile foundation.

[0003] However, in the process of implementing the related technical solutions, at least the following technical problems are found: when welding the steel reinforcement cage, if the length of the steel reinforcement cage is not enough, two steel reinforcement cages need to be welded together, and double-sided welding of the steel reinforcement cage is required. The welding of the inner side is difficult due to the angle problem, which greatly limits the work of steel welding. CONTENT OF THE INVENTION

[0004] The application provides a convenient double-sided welding electrode based on carbon dioxide shielded welding, which solves the problem of difficult welding of the inner side of the steel reinforcement cage in the prior art and realizes the effect of quickly positioning the inner side welding position of the steel reinforcement cage.

[0005] The application provides a convenient double-sided welding electrode based on carbon dioxide shielded welding, which includes a double-sided welding protective sleeve on one side of a welding machine control panel, a wire feeding hose is arranged on the welding machine control panel, and the double-sided welding protective sleeve includes: a fixed sleeve arranged on one side of the welding machine control panel, one end of the wire feeding hose extends into the inside of the fixed sleeve, a connecting sleeve arranged on one end of the fixed sleeve, an output sleeve arranged on one end of the connecting sleeve, and the fixed sleeve and the output sleeve are in the same vertical plane, one end of the wire feeding hose extends into the inside of the output sleeve through the connecting sleeve, and the front of the fixed sleeve is provided with a positioning assembly.

[0006] Further, a handle is arranged on the outside of the fixed sleeve.

[0007] Further, a gas cylinder is arranged on one side of the welding machine control panel, and the gas cylinder is connected in communication with the welding machine control panel through a connecting pipeline.

[0008] Further, the positioning assembly includes: a fixed seat fixedly arranged on the front of the fixed sleeve, and a positioning block connected to the front of the fixed seat, and the positioning block is opposite to the wire feeding hose in the inside of the output sleeve.

[0009] Further, a sliding groove is arranged on the fixing seat, a sliding block is slidably connected in the sliding groove, the sliding block is fixedly connected with the positioning block, and a spring is arranged in the sliding groove, and the two sides of the spring are fixedly connected with the inner wall of the sliding groove and the sliding block.

[0010] The technical scheme provided in the application has at least the following technical effects or advantages:

[0011] The output sleeve and the fixing sleeve opposite to each other are connected together through the arc-shaped connecting sleeve, the positioning block on the fixing sleeve can be aligned with the wire feeding hose in the output sleeve, the positioning block points to the front surface of the reinforcing bar, the wire feeding hose in the output sleeve is arranged at the back surface of the reinforcing bar with a certain reinforcing bar diameter away from the positioning block, the consumable electrode and the filler metal are transported to the back surface, the welding accuracy is improved, and the phenomenon that the construction is difficult and slow due to the angle problem and the difficulty in observation is avoided. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 FIG. 1 is a schematic diagram of the overall structure of the electric welding head in the embodiment of the application;

[0013] Figure 2 FIG. 2 is a schematic diagram of the structure of the double-sided welding protection sleeve in the embodiment of the application;

[0014] Figure 3 FIG. 3 is a schematic diagram of the cross-sectional structure of the connecting sleeve in the embodiment of the application;

[0015] Figure 4 FIG. 4 is a schematic diagram of the cross-sectional structure of the fixing seat in the embodiment of the application;

[0016] In the drawings: 10, double-sided welding protection sleeve; 20, welding machine control panel; 30, gas cylinder; 40, handle; 50, wire feeding hose; 60, positioning assembly; 11, fixing sleeve; 12, connecting sleeve; 13, output sleeve; 61, fixing seat; 62, sliding groove; 63, sliding block; 64, positioning block; 65, spring. DETAILED DESCRIPTION

[0017] The embodiment of the application discloses a convenient double-sided welding electric welding head based on carbon dioxide shielded welding. The spring 65 drives the positioning block 64 and the output sleeve 13 to clamp the two sides of the reinforcing bar, so that the wire feeding hose 50 can transport the consumable electrode and the filler metal to the back surface away from the positioning block 64 by a certain reinforcing bar diameter, the welding accuracy is improved, and the phenomenon that the construction is difficult and slow due to the angle problem and the difficulty in observation is avoided.

[0018] In order to better understand the above technical scheme, the above technical scheme will be described in detail in combination with the drawings of the specification and the specific embodiments.

[0019] Please refer to Figure 1、 Figure 2 and Figure 3 The embodiment provides a convenient double-sided welding electrode based on carbon dioxide protective welding, which comprises a double-sided welding protective sleeve 10 on one side of a welding machine control panel 20, a gas cylinder 30 arranged on one side of the welding machine control panel 20, the gas cylinder 30 being communicated with the welding machine control panel 20 through a connecting pipeline, a wire feeding hose 50 arranged on the welding machine control panel 20, the double-sided welding protective sleeve 10 comprising a fixing sleeve 11, a connecting sleeve 12 and an output sleeve 13, the fixing sleeve 11 being arranged on one side of the welding machine control panel 20, one end of the wire feeding hose 50 extending into the inside of the fixing sleeve 11, a handle 40 being arranged on the outside of the fixing sleeve 11 to facilitate a user to hold the fixing sleeve 11, the connecting sleeve 12 being arranged on one end of the fixing sleeve 11, the output sleeve 13 being arranged on one end of the connecting sleeve 12, the fixing sleeve 11 and the output sleeve 13 being in the same vertical plane, one end of the wire feeding hose 50 extending into the inside of the output sleeve 13 through the connecting sleeve 12, the fixing sleeve 11 being provided with a positioning assembly 60 on the front side, and the fixing sleeve 11, the connecting sleeve 12 and the output sleeve 13 being detachably sleeved on the outside of the wire feeding hose 50, so that the electrode can be replaced when different diameters of reinforcing bars need to be welded, the output sleeve 13 opposite to the fixing sleeve 11 can be aligned with the weld on the back surface of the reinforcing bar through the positioning assembly 60 on the front side of the fixing sleeve 11 being aligned with the weld on the front surface of the reinforcing bar, so that the position of the weld on the back surface of the reinforcing bar is determined, and the consumable electrode and the filler metal in the wire feeding hose 50 can be output from the output sleeve 13 through the welding machine control panel 20 and the gas cylinder 30 conveying the consumable electrode and the filler metal into the wire feeding hose 50, so that the reinforcing bar back surface can be welded.

[0020] Please refer to Figures 1-4 The positioning assembly 60 comprises a fixing seat 61, a sliding groove 62, a sliding block 63, a positioning block 64 and a spring 65, the fixing seat 61 being fixedly arranged on the front side of the fixing sleeve 11, the fixing seat 61 being provided with the sliding groove 62, the sliding block 63 being slidably connected in the inside of the sliding groove 62, the positioning block 64 being connected to the front side of the fixing seat 61, the positioning block 64 being opposite to the wire feeding hose 50 in the inside of the output sleeve 13, the sliding block 63 being fixedly connected with the positioning block 64, the spring 65 being arranged in the inside of the sliding groove 62, the spring 65 being provided with the sliding groove 62 inner wall and the sliding block 63 fixedly connected on the two sides, the movement of the positioning block 64 being limited through the sliding of the sliding block 63 in the sliding groove 62, the positioning block 64 being prevented from separating from the fixing seat 61, the accuracy of the positioning block 64 being improved, the positioning block 64 being driven to move towards the output sleeve 13 through the elastic force of the spring 65, the positioning block 64 being closely attached to the reinforcing bar to be welded, so that the positioning block 64 can accurately point to the weld position on the front surface of the reinforcing bar, the accuracy of the back surface weld at the output sleeve 13 being improved, the wire feeding hose 50 conveying the consumable electrode and the filler metal to the back surface of the reinforcing bar with a certain diameter away from the positioning block 64, and the phenomenon of difficult construction due to the angle problem of the back surface of the reinforcing bar being difficult to observe being prevented.

[0021] The application can be described by the following operation modes to illustrate its functional principle:

[0022] In use, the fixed sleeve 11, the connecting sleeve 12 and the output sleeve 13 of appropriate size are sleeved on the outside of the wire feeding hose 50, one end of the wire feeding hose 50 extends from the output sleeve 13, the handle 40 on the outside of the fixed sleeve 11 is held by hand, the fixed sleeve 11 and the output sleeve 13 are placed at the steel bar whose front side has been welded, the positioning block 64 on the fixed sleeve 11 is aligned with the welding seam position on the front side of the steel bar, the elastic force of the spring 65 inside the fixed seat 61 makes the positioning block 64 have a tendency to move to the output sleeve 13, so that the positioning block 64 is tightly attached to the welding seam on the front side of the steel bar due to the elastic force of the spring 65, that is, the outlet of the wire feeding hose 50 in the output sleeve 13 is aligned with the back side of the steel bar to be welded, the welding machine control panel 20 and the gas cylinder 30 input the consumable electrode and the filler metal into the wire feeding hose 50, the wire feeding hose 50 transports the consumable electrode and the filler metal to the back side of the steel bar with a certain diameter away from the positioning block 64 through the fixed sleeve 11, the connecting sleeve 12 and the output sleeve 13, so as to complete the welding of the inside of the steel bar, improve the accuracy of the welding of the inside of the steel bar, and prevent the phenomenon that it is difficult to observe the back side of the steel bar due to the angle problem, which makes the construction difficult.

[0023] Obviously, those skilled in the art can make various modifications and variations to the application without departing from the spirit and scope of the application. Thus, if these modifications and variations of the application fall within the scope of the claims of the application and their equivalent technologies, the application also intends to include these modifications and variations.

[0024] The above is only a preferred specific implementation of the embodiment of the application, but the protection scope of the application is not limited to this. Any skilled person in the art can make equivalent replacement or change according to the technical solution and concept of the application within the technical range disclosed by the application, which should be covered in the protection scope of the application.

Claims

1. A portable double-sided welding head for carbon-dioxide shielded welding, characterized in that The application discloses a double-sided welding protection sleeve (10) including one side of a welding machine control panel (20) provided with a wire feeding hose (50), wherein the double-sided welding protection sleeve (10) comprises: a fixing sleeve (11) arranged on one side of the welding machine control panel (20) and having one end of the wire feeding hose (50) inserted into the inside of the fixing sleeve (11); a connecting sleeve (12) arranged on one end of the fixing sleeve (11); an output sleeve (13) arranged on one end of the connecting sleeve (12), wherein the fixing sleeve (11) and the output sleeve (13) are in the same vertical plane, and one end of the wire feeding hose (50) is inserted into the inside of the output sleeve (13) through the connecting sleeve (12); a positioning assembly (60) arranged on the front side of the fixing sleeve (11).

2. A convenient double-sided welding head based on carbon dioxide shielded welding according to claim 1, characterized in that, A handle (40) is arranged on the outside of the fixing sleeve (11).

3. A convenient double-sided welding head based on carbon dioxide shielded welding according to claim 1, characterized in that, A gas cylinder (30) is arranged on one side of the welding machine control panel (20) and is communicated with the welding machine control panel (20) through a connecting pipeline.

4. A convenient double-sided welding head based on carbon dioxide shielded welding according to claim 1, characterized in that, The positioning assembly (60) comprises: a fixing seat (61) fixedly arranged on the front side of the fixing sleeve (11); a positioning block (64) connected to the front side of the fixing seat (61), wherein the positioning block (64) is opposite to the wire feeding hose (50) in the inside of the output sleeve (13).

5. A portable double-sided welding head for carbon dioxide shielded welding according to claim 4, characterized in that A sliding groove (62) is formed in the fixing seat (61), a sliding block (63) is slidably connected to the inside of the sliding groove (62), the sliding block (63) is fixedly connected with the positioning block (64), a spring (65) is arranged in the sliding groove (62), and the two sides of the spring (65) are fixedly connected with the inner wall of the sliding groove (62) and the sliding block (63).

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