Portable plasma cutting machine

Abstract

The utility model provides a portable plasma cutting machine which comprises a cutting machine body and a cutting machine gun head, the cutting machine gun head is detachably connected to the cutting machine body through a wire, a lifting handle is fixedly connected to the upper side of the cutting machine body, the cutting machine body is arranged on a supporting seat, and the cutting machine gun head is arranged on the supporting seat. The rear portion of the cutting machine body is rotationally connected with a supporting seat through a positioning pin, an electric cylinder is fixedly connected to the supporting seat, a telescopic rod on the electric cylinder downwards penetrates through the supporting seat and is fixedly connected with a storage base, moving wheels are rotationally connected to the lower side face of the storage base, and an open groove is formed in the lower side of the supporting seat. The cutting machine and the gun head can be respectively placed, the cutting machine and the gun head can be conveniently and rapidly found and taken, assembling is convenient, meanwhile, the cutting machine can be conveniently lifted, carried and pushed, and time and labor are saved when the cutting machine is transferred.

Description

Technical Field

[0001] The utility model relates to the technical field of plasma cutters, in particular to a portable plasma cutter. Background Art

[0002] A plasma cutter is a machine that processes metal materials by means of plasma cutting technology. The plasma cutter uses the heat of a high-temperature plasma arc to melt (and evaporate) part or locally the metal at the workpiece cutting edge, and forms a cutting edge by means of the momentum of the high-speed plasma to discharge the molten metal. Plasma cutters are widely used in various industries such as automobiles, locomotives, pressure vessels, chemical machinery, nuclear industry, general machinery, engineering machinery, and steel structures.

[0003] In the prior art, the existing plasma cutters are divided into two types: large and small. The large plasma cutter is usually installed on a support base, resulting in a large size of the plasma cutter, making it difficult to carry and transport. For the small plasma cutter, its main body is connected to the cutting gun head through a wire. When it is sorted and placed, they are usually placed separately. First, it is inconvenient to find and quickly assemble the cutting gun head. Second, the main body of the plasma cutter is difficult to carry and is not convenient enough. Summary of the Utility Model

[0004] The utility model aims to provide a portable plasma cutter to overcome the above problems or at least partially solve the above problems.

[0005] To achieve the above object, the technical solution of the utility model is specifically realized as follows:

[0006] The utility model provides a portable plasma cutter, including a cutter main body and a cutting gun head. The cutting gun head is detachably connected to the cutter main body through a wire. A handle is fixedly connected to the upper side of the cutter main body. The cutter main body is arranged on a support base, and the rear part of the cutter main body is rotationally connected to the support base through a positioning pin. An electric cylinder is fixedly connected to the support base. The telescopic rod on the electric cylinder passes downward through the support base and is fixedly connected to a storage base. A moving wheel is rotationally connected to the lower side surface of the storage base. An opening groove is formed on the lower side of the support base, and a blocking block for limiting the cutter main body is rotationally connected to the front side surface of the support base.

[0007] As a further scheme of the utility model, guide rods are fixedly connected to the four corners of the lower side surface of the support base, and guide holes are formed at the four corners of the upper side surface of the storage base. The guide rods are inserted into the guide holes.

[0008] As a further solution of the present utility model, a round hole is formed at the rear part of the support base, the positioning pin is inserted into the round hole, and the inner end of the positioning pin extends into the main body of the cutting machine.

[0009] As a further solution of the present utility model, a bolt is connected to the support base, a positioning hole is formed on the positioning pin, and the lower part of the bolt extends into the positioning hole.

[0010] As a further solution of the present utility model, the cross section of the blocking block is diamond-shaped, and the blocking block is rotatably connected to the front side of the support base through a damping rotating shaft.

[0011] As a further solution of the present utility model, four moving wheels are provided, and the four moving wheels are symmetrically connected to the lower part of the storage base left and right.

[0012] The present utility model provides a portable plasma cutting machine, and the beneficial effects are as follows: it realizes the separate placement of the cutting machine and the gun head, is also convenient for quick searching and taking, is convenient for assembly, and is also convenient for lifting, carrying and pushing the cutting machine. When transferring the cutting machine, it saves time and effort, and is also convenient for adjusting the height of the cutting machine, facilitating the cutting of objects to be cut at different positions and different heights, with simple operation and convenient use. Description of the Drawings

[0013] In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the present utility model, and for those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative efforts.

[0014] Figure 1 It is a schematic diagram of the closed structure of the present utility model.

[0015] Figure 2 It is a schematic diagram of the unfolded structure of the present utility model.

[0016] Figure 3 It is a schematic diagram of the structure of the cutting machine gun head in the present utility model.

[0017] Figure 4 It is a schematic diagram of the structure of the support base in the present utility model.

[0018] Figure 5 It is a cross-sectional view of the positioning pin in the present utility model.

[0019] In the figure: 1. Cutter main body; 2. Support base; 3. Storage base; 4. Blocking block; 5. Movable wheel; 6. Electric cylinder; 7. Positioning pin; 8. Handle; 9. Cutting machine gun head; 10. Guide rod; 21. Open slot; 71. Positioning hole. Detailed implementation mode

[0020] The exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. Although the exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure can be implemented in various forms and should not be limited by the embodiments set forth herein. On the contrary, these embodiments are provided so that the present disclosure can be more thoroughly understood and the scope of the present disclosure can be fully conveyed to those skilled in the art.

[0021] See Figures 1-5 , a portable plasma cutter provided by an embodiment of the present utility model includes a cutter main body 1 and a cutting machine gun head 9. The cutting machine gun head 9 is detachably connected to the cutter main body 1 through a wire. A handle 8 is fixedly connected to the upper side of the cutter main body 1. The cutter main body 1 is arranged on a support base 2, and the rear part of the cutter main body 1 is rotatably connected to the support base 2 through a positioning pin 7. An electric cylinder 6 is fixedly connected to the support base 2. The telescopic rod on the electric cylinder 6 passes downward through the support base 2 and is fixedly connected to a storage base 3. Movable wheels 5 are rotatably connected to the lower side surface of the storage base 3. An open slot 21 is opened on the lower side of the support base 2, and a blocking block 4 for limiting the cutter main body 1 is rotatably connected to the front side surface of the support base 2.

[0022] Guide rods 10 are fixedly connected to the four corner positions on the lower side surface of the support base 2. Guide holes are opened at the four corner positions on the upper side surface of the storage base 3. The guide rods 10 are inserted into the guide holes, realizing the guidance of the lifting of the support base 2.

[0023] A round hole is opened at the rear part of the support base 2. The positioning pin 7 is inserted into the round hole, and the inner end of the positioning pin 7 extends into the cutter main body 1. A bolt is connected to the support base 2. A positioning hole 71 is opened on the positioning pin 7. The lower part of the bolt extends into the positioning hole 71, realizing the positioning of the positioning pin 7, ensuring the connection stability between the cutter main body 1 and the support base 2, and also facilitating the rotation of the cutter main body 1 around the central axis of the positioning shaft.

[0024] The cross section of the blocking block 4 is rhombic, and the blocking block 4 is rotatably connected to the front side of the support base 2 through a damping rotating shaft, facilitating the rotation of the blocking block 4 to limit the cutter main body 1, and also enabling the control of the rotation angle of the blocking block 4.

[0025] Four movable wheels 5 are provided. The four movable wheels 5 are symmetrically connected to the lower part of the storage base 3 left and right, facilitating the movement of the cutter main body 1 driven by the movable wheels 5, which is convenient and labor-saving.

[0026] During the use of the utility model, the cutting machine main body 1 can be conveniently pushed through the moving wheels 5, achieving the purpose of labor saving. By removing the positioning pin 7 from the support base 2, the cutting machine main body 1 can be lifted and carried through the handle 8. After separating the cutting machine gun head 9 from the cutting machine main body 1, hold the handle 8 and rotate the cutting machine main body 1, realizing that the cutting machine main body 1 rotates clockwise around the central axis of the positioning pin 7, thereby opening the opening groove 21 on the support base 2. Then, it is convenient to place the cutting machine gun head 9 and the associated wires into the storage base 3. Then, reset the cutting machine main body 1 and rotate the blocking block 4 to limit the cutting machine main body 1, achieving the purpose of conveniently and stably placing the cutting machine gun head 9, and facilitating quick searching and taking. By operating the electric cylinder 6 to drive the support base 2 and the cutting machine main body 1 to move upward, the cutting machine main body 1 can be driven to move upward, achieving the adjustment of the height of the cutting machine main body 1, facilitating the cutting of objects at different positions and heights. The operation is simple and the use is convenient.

[0027] The above are only embodiments of the present application and are not used to limit the present application. For those skilled in the art, various changes and modifications can be made to the present application. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present application shall be included within the scope of the claims of the present application.

Claims

1. A portable plasma cutting machine, comprising a cutting machine main body (1) and a cutting machine gun head (9), wherein the cutting machine gun head (9) is detachably connected to the cutting machine main body (1) through a wire, and is characterized in that, A handle (8) is fixedly connected to the upper side of the cutting machine main body (1). The cutting machine main body (1) is arranged on a support base (2), and the rear part of the cutting machine main body (1) is rotatably connected to the support base (2) through a positioning pin (7). An electric cylinder (6) is fixedly connected to the support base (2). The telescopic rod on the electric cylinder (6) passes downward through the support base (2) and is fixedly connected to a storage base (3). A moving wheel (5) is rotatably connected to the lower side surface of the storage base (3). An opening groove (21) is formed in the lower side of the support base (2), and a blocking block (4) for limiting the cutting machine main body (1) is rotatably connected to the front side surface of the support base (2).

2. The portable plasma cutter according to claim 1, characterized in that, Guide rods (10) are fixedly connected to the four corner positions of the lower side surface of the support base (2). Guide holes are formed in the four corner positions of the upper side surface of the storage base (3). The guide rods (10) are inserted into the guide holes.

3. A portable plasma cutting machine according to claim 1, characterized in that, A circular hole is formed in the rear part of the support base (2). The positioning pin (7) is inserted into the circular hole, and the inner end part of the positioning pin (7) extends into the cutting machine main body (1).

4. A portable plasma cutting machine according to claim 3, wherein, A bolt is connected to the support base (2). A positioning hole (71) is formed in the positioning pin (7). The lower part of the bolt extends into the positioning hole (71).

5. A portable plasma cutting machine according to claim 1, characterized in that, The cross section of the blocking block (4) is diamond-shaped, and the blocking block (4) is rotatably connected to the front side of the support base (2) through a damping rotating shaft.

6. A portable plasma cutting machine according to claim 1, characterized in that, Four moving wheels (5) are provided, and the four moving wheels (5) are symmetrically connected to the lower part of the storage base (3) left and right.

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