Three-core carbon dioxide laser

Abstract

The utility model discloses a three-core carbon dioxide laser, which comprises a gas storage tube, three cold water tubes are fixedly mounted in the gas storage tube, a discharge tube is sleeved in each cold water tube, and two ends of the discharge tube A are fixedly communicated with spiral gas return tubes; the two ends of the discharge tube B are fixedly communicated with spiral air return tubes, one end of the discharge tube B is provided with a discharge tube opening, and the discharge tube opening is fixedly covered with a glass barrier; one end of the discharge tube C is fixedly communicated with a spiral air return tube, and the other end of the discharge tube C is provided with a discharge tube opening which is fixedly covered with a glass barrier. The three-core carbon dioxide laser is stable in power, high in yield and good in reliability; on the premise of not obstructing the ventilation capacity, the discharge distance from the electrode to the water pipe can be effectively lengthened, and the possibility of high-voltage breakdown is reduced; moreover, it can be ensured that the cooling liquid can uniformly flow through all parts of the laser, so that heat dissipation is effectively carried out, and the normal working temperature is maintained through an efficient cooling system.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the field of laser, specifically relates to a three core carbon dioxide laser. BACKGROUND

[0002] With the development of laser technology, the application range of carbon dioxide laser is also expanding, and the market demand for higher power carbon dioxide laser tube is also increasing, and under the existing technical conditions, the power can only be increased by lengthening the discharge tube of the laser tube, so the folding type and one-tube multi-core type carbon dioxide laser tube emerges as the times require, the folding type is not easy to install on the laser processing machinery due to the shape structure, which leads to not easy to popularize in a large area, so the one-tube multi-core type is pursued by the market, but the one-tube multi-core type carbon dioxide laser tube is difficult to burn, which leads to very low yield and poor reliability. CONTENT OF THE UTILITY MODEL

[0003] The utility model discloses a three core carbon dioxide laser.

[0004] Technical scheme: a three core carbon dioxide laser, including the gas storage pipe, the first cold water pipe, the second cold water pipe and the third cold water pipe are fixedly installed in the gas storage pipe,

[0005] The first cold water pipe is sleeved with A discharge tube, and the both ends of the A discharge tube are fixedly connected with return gas pipes, the return gas pipe is spiral, and is wound outside the first cold water pipe,

[0006] The second cold water pipe is sleeved with B discharge tube, and the both ends of the B discharge pipe are fixedly connected with return gas pipes, the return gas pipe is spiral, and is wound outside the second cold water pipe,

[0007] The third cold water pipe is sleeved with C discharge tube, and one end of the C discharge tube is fixedly connected with a return gas pipe, the return gas pipe is spiral, and is wound outside the third cold water pipe,

[0008] One end of one of the B discharge tube and the C discharge tube is provided with a discharge tube opening, the discharge tube opening is directly communicated with the gas storage pipe, and a glass barrier is fixed on the discharge tube opening,

[0009] The both ends of the A discharge tube, the B discharge tube and the C discharge tube are fixedly installed with reflecting mirrors, the reflecting mirror of one end of the B discharge tube and the reflecting mirror of the corresponding end of the A discharge tube are installed in the same reflecting mirror insulation cooling structure, and the reflecting mirror of the other end of the B discharge tube and the reflecting mirror of the corresponding end of the C discharge tube are installed in the same reflecting mirror insulation cooling structure.

[0010] As optimization: the discharge tube opening and the spiral-shaped gas return pipe cooperate to make the gas circulate in the discharge tube and the gas storage tube.

[0011] As optimization: the glass partition is used to effectively lengthen the discharge distance of the electrode to the water pipe without affecting the air volume, and reduce the possibility of high voltage breakdown.

[0012] As optimization: the left and right ends of the A discharge tube, the B discharge tube and the C discharge tube are provided with cavities, and the high-voltage electrode end and the low-voltage electrode end are arranged in the cavities respectively.

[0013] As optimization: the discharge tube opening is located at the high-voltage electrode end of the gas storage tube.

[0014] As optimization: the two ends of the first cold water pipe, the second cold water pipe and the third cold water pipe are fixedly connected with the water pipe.

[0015] As optimization: the water pipe is used to ensure that the cooling liquid can uniformly flow through each part of the laser.

[0016] Beneficial effects: the three-core carbon dioxide laser can provide sufficient gas exchange when the laser is cutting at high speed, ensure the power stability of the laser, and has high yield and good reliability; the discharge distance of the electrode to the water pipe can be effectively lengthened without affecting the air volume, and the possibility of high voltage breakdown is reduced; and the cooling liquid can uniformly flow through each part of the laser, so that heat dissipation is effectively performed, and the normal working temperature is maintained through the efficient cooling system. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 is a schematic diagram of the overall structure of the utility model. DETAILED DESCRIPTION

[0018] EMBODIMENT

[0019] As Figure 1 shown, a three-core carbon dioxide laser comprises a gas storage tube 1, and the gas storage tube 1 is fixedly installed with a first cold water pipe 2, a second cold water pipe 3 and a third cold water pipe 4.

[0020] The first cold water pipe 2 is sleeved with an A discharge tube 21, the two ends of the A discharge tube 21 are fixedly connected with a gas return pipe 5, the gas return pipe 5 is spiral-shaped and is wound outside the first cold water pipe 2.

[0021] The second cold water pipe 3 is sleeved with a B discharge tube 31, the two ends of the B discharge tube 31 are fixedly connected with a gas return pipe 5, the gas return pipe 5 is spiral-shaped and is wound outside the second cold water pipe 3.

[0022] The third cold water pipe 4 is sleeved with a C discharge tube 41, one end of the C discharge tube 41 is fixedly connected with a gas return pipe 5, and the gas return pipe 5 is spiral and wound outside the third cold water pipe 4.

[0023] One end of one of the B discharge tube 31 and the C discharge tube 41 is provided with a discharge tube opening 6, the discharge tube opening 6 is directly communicated with the gas storage pipe 1, and the discharge tube opening 6 is fixedly covered with a glass barrier 7.

[0024] Both ends of the A discharge tube 21, the B discharge tube 31 and the C discharge tube 41 are fixedly provided with reflecting mirrors 11, the reflecting mirror 11 at one end of the B discharge tube 31 and the reflecting mirror 11 at the corresponding end of the A discharge tube 21 are arranged in the same reflecting mirror insulation cooling structure 12, and the reflecting mirror 11 at the other end of the B discharge tube 31 and the reflecting mirror 11 at the corresponding end of the C discharge tube 41 are arranged in the same reflecting mirror insulation cooling structure 12.

[0025] In the embodiment, both left and right ends of the A discharge tube 21, the B discharge tube 31 and the C discharge tube 41 are provided with cavities, and high-voltage electrode ends 8 and low-voltage electrode ends 9 are arranged in the cavities respectively. The discharge tube opening 6 is located at the high-voltage electrode end 8 of the gas storage pipe 1. The discharge tube opening 6 and the spiral gas return pipe 5 are matched with each other to make the gas circulate in the discharge tube 3 and the gas storage pipe 1, so that sufficient gas exchange can be provided when the laser is cut at high speed, and the power stability of the laser is ensured.

[0026] In the embodiment, both ends of the first cold water pipe 2, the second cold water pipe 3 and the third cold water pipe 4 are fixedly connected with water pipes 10. The water pipes 10 are used to ensure that the cooling liquid can uniformly flow through each part of the laser, so that heat dissipation is effectively performed, and the normal working temperature is maintained through the high-efficiency cooling system.

[0027] In the embodiment, the glass barrier 7 is used to effectively lengthen the discharge distance of the electrode to the water pipe and reduce the possibility of high-voltage breakdown without affecting the air volume.

[0028] In the embodiment, the discharge tube opening 6 is directly communicated with the gas storage pipe body 1, sufficient gas exchange can be provided when the laser is cut at high speed, and the power stability of the carbon dioxide laser is ensured.

[0029] The above describes the technical solutions in the embodiments of the present application clearly and completely, so that those skilled in the art can better understand the advantages and features of the present application, and the protection scope of the present application is defined more clearly. The embodiments described in the present application are only part of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the present application.

Claims

1. A three-core carbon dioxide laser, characterized in that: It includes a gas storage pipe (1), and a first cold water pipe (2), a second cold water pipe (3) and a third cold water pipe (4) are fixedly installed inside the gas storage pipe (1); The first cold water pipe (2) is fitted with an A discharge pipe (21), and both ends of the A discharge pipe (21) are fixedly connected to a return gas pipe (5). The return gas pipe (5) is spiral-shaped and wrapped around the outside of the first cold water pipe (2). The second cold water pipe (3) is fitted with a B discharge tube (31), and both ends of the B discharge tube (31) are fixedly connected to a return air pipe (5). The return air pipe (5) is spiral-shaped and wrapped around the outside of the second cold water pipe (3). The third cold water pipe (4) is fitted with a C discharge tube (41), and one end of the C discharge tube (41) is fixedly connected to a return gas pipe (5). The return gas pipe (5) is spiral-shaped and wrapped around the outside of the third cold water pipe (4). One of the discharge tubes, B discharge tube (31) and C discharge tube (41), has a discharge tube opening (6) at one end. The discharge tube opening (6) is directly connected to the gas storage tube (1). A glass partition (7) is fixedly covered on the discharge tube opening (6). Reflectors (11) are fixedly installed at both ends of the discharge tubes A (21), B (31) and C (41). The reflector (11) at one end of the discharge tube B (31) and the reflector (11) at the corresponding end of the discharge tube A (21) are installed in the same refracting mirror insulation and cooling structure (12). The reflector (11) at the other end of the discharge tube B (31) and the reflector (11) at the corresponding end of the discharge tube C (41) are installed in the same refracting mirror insulation and cooling structure (12).

2. The three-core carbon dioxide laser according to claim 1, characterized in that: The left and right ends of the discharge tube A (21), discharge tube B (31) and discharge tube C (41) are provided with cavities, and high voltage electrode (8) and low voltage electrode (9) are respectively provided in the cavities.

3. The three-core carbon dioxide laser according to claim 2, characterized in that: The discharge tube opening (6) is located at the high voltage electrode (8) of the gas storage tube (1).

4. The three-core carbon dioxide laser according to claim 1, characterized in that: Water pipes (10) are fixedly connected to both ends of the first cold water pipe (2), the second cold water pipe (3) and the third cold water pipe (4).

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