Cooling device for laser cutting

Abstract

The utility model relates to the technical field of laser cutting, in particular to a cooling device for laser cutting, which comprises a mounting part, a cooling part and a cooling part. The laser cutting head comprises a laser cutting head body, a cooling structure is installed on the laser cutting head body and comprises a first cooling plate and a second cooling plate, the laser cutting head body is sleeved with the first cooling plate and the second cooling plate, and installation grooves are formed in the first cooling plate and the second cooling plate; and fixing lugs are integrally formed on the upper surfaces and the lower surfaces of the first cooling plate and the second cooling plate. The installation grooves are formed in the first cooling plate and the second cooling plate, the cooling water belts are arranged in the installation grooves in a penetrating mode, circulation of cooling liquid between the first cooling plate and the second cooling plate can be achieved, sealing performance is high, the first cooling plate and the second cooling plate are movably connected through the rotating shaft and fixed through the screws, and the cooling effect is good. And the device is convenient to mount.

Description

Technical Field

[0001] The utility model relates to the technical field of laser cutting, in particular to a cooling device for laser cutting. Background Art

[0002] Laser cutting uses a focusing mirror to focus a CO2 laser beam on the surface of a material to melt the material, and at the same time uses compressed gas coaxial with the laser beam to blow away the melted material, and makes the laser beam and the material move relative to each other along a certain trajectory, thereby forming a slit of a certain shape.

[0003] In this regard, China's patent application number: CN202223473180.4 discloses a water cooling device for laser cutting, including a mounting member, a laser cutting head body is installed at the middle end of the lower surface of the mounting member; in the utility model, a first cooling plate and a second cooling plate are abutted against the laser cutting head body through a screw rod, and a through pipe and a water pipe can flow into the second cooling plate, so that cooling water is injected into both the first cooling plate and the second cooling plate, so that the first cooling plate and the second cooling plate cool the closed laser cutting head body, and when the cooling water in the second cooling plate is injected into the drain pipe, the drain pipe inputs the cooling water into the first cooling plate and discharges it through the water outlet pipe, so that the cooling water in the first cooling plate and the second cooling plate can circulate, take away the heat generated by the laser cutting head body, and improve the heat dissipation effect of the laser cutting head body.

[0004] The cooling device is provided with two groups of cooling plates, and the two groups of cooling plates are connected to each other through a water pipe and a drainage pipe, so that the cooling water can circulate. However, with the increase of usage time, the rubber sealing sleeve will age and be damaged, and the device will leak during use, which will affect the user experience of the device.

[0005] Therefore, in order to solve the above problems, a cooling device for laser cutting is proposed. Utility Model Content

[0006] The purpose of the utility model is to provide a cooling device for laser cutting, so as to solve the problem that the cooling device in the prior art mentioned in the above background technology is provided with two groups of cooling plates, and the two groups of cooling plates are connected to each other through water pipes and drainage pipes, so that the cooling water can circulate, but with the increase of use time, the rubber sealing sleeve will age and be damaged, and the device will leak during use, which will affect the use experience of the device.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: A cooling device for laser cutting, comprising: a mounting member, a laser cutting head body being mounted on the bottom surface of the mounting member;

[0008] A cooling structure is installed on the laser cutting head body, and the cooling structure includes a first cooling plate and a second cooling plate. The first cooling plate and the second cooling plate are both sleeved on the outside of the laser cutting head body, and mounting grooves are provided inside the first cooling plate and the second cooling plate. The first cooling plate and the second cooling plate are both integrally formed with fixing ears on the upper and lower surfaces, and a cooling water belt is passed through the inner side of the mounting groove. Connecting pipes are integrally formed at both ends of the cooling water belt, and screws are threadedly connected to the fixing ears.

[0009] Preferably, the first cooling plate and the second cooling plate are both arc-shaped structures, and the first cooling plate and the second cooling plate are movably connected via a rotating shaft.

[0010] Preferably, the front ends of the first cooling plate and the second cooling plate are fixed by means of a matching connection between screws and fixing ears.

[0011] Preferably, the inner walls of the first cooling plate and the second cooling plate are tightly fitted with the outer wall of the laser cutting head body.

[0012] Preferably, the cooling water belt is arranged in a "U" shape and penetrates into the installation grooves of the first cooling plate and the second cooling plate.

[0013] Preferably, the two groups of connecting pipes are both located on the front side of the first cooling plate and the second cooling plate.

[0014] Compared with the prior art, the beneficial effects of the utility model are as follows: the utility model opens an installation groove in the first cooling plate and the second cooling plate, and passes the cooling water belt through the installation groove, so that the coolant can flow between the first cooling plate and the second cooling plate, and the sealing is stronger. The first cooling plate and the second cooling plate are movably connected by a rotating shaft and fixed by screws, which makes the installation of the device convenient.

[0015] The utility model is provided with a cooling structure, and a connecting pipe is inserted into the installation groove of the first cooling plate and the second cooling plate, so that the two ends of the connecting pipe are exposed, and the first cooling plate and the second cooling plate are moved by the rotating shaft so that the first cooling plate and the second cooling plate are fitted to the outer wall of the laser cutting head body, and the screws are tightened and the first cooling plate and the second cooling plate are fixed in cooperation with the fixing ears, so that the first cooling plate and the second cooling plate are tightly fitted to the outer wall of the laser cutting head body, one group of connecting pipes is connected to the water inlet pipe, and the other group of connecting pipes is connected to the drain pipe, and the water source enters the cooling water belt through the one group of connecting pipes, and the laser cutting head body can be cooled through the first cooling plate and the second cooling plate, and finally discharged through the other group of connecting pipes, so that the cooling water can be circulated and used, and because the cooling water belt is an integral structure in the first cooling plate and the second cooling plate, the sealing can be guaranteed, and the cooling water belt is a detachable structure, which is convenient to replace, and the use experience of the device can be improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the structure of the utility model;

[0017] Figure 2 It is a schematic bottom view of the cooling structure of the utility model;

[0018] Figure 3 It is a schematic diagram of the structural explosion of the cooling structure of the utility model;

[0019] Figure 4 It is a schematic diagram of a top view cross section of the cooling structure of the utility model.

[0020] In the figure: 1. Mounting part; 11. Laser cutting head body; 2. Cooling structure; 21. First cooling plate; 22. Second cooling plate; 23. Mounting groove; 24. Fixing ear; 25. Cooling water belt; 26. Connecting pipe; 27. Screw. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figure 1-4 , an embodiment provided by the utility model:

[0023] The mounting member 1 and the laser cutting head body 11 used in the present application are products that can be directly purchased on the market. Their principles and connection methods are existing technologies well known to those skilled in the art, so they will not be described in detail here.

[0024] A cooling device for laser cutting comprises: a mounting member 1, a laser cutting head body 11 being mounted on the bottom surface of the mounting member 1;

[0025] A cooling structure 2 is installed on the laser cutting head body 11, and the cooling structure 2 includes a first cooling plate 21 and a second cooling plate 22. The first cooling plate 21 and the second cooling plate 22 are both sleeved on the outer side of the laser cutting head body 11, and mounting grooves 23 are provided inside the first cooling plate 21 and the second cooling plate 22. The upper and lower surfaces of the first cooling plate 21 and the second cooling plate 22 are both integrally formed with fixing ears 24, and a cooling water belt 25 is passed through the inner side of the mounting groove 23. Connecting pipes 26 are integrally formed at both ends of the cooling water belt 25. Screws 27 are threadedly connected to the fixing ears 24. By opening the mounting groove 23 in the first cooling plate 21 and the second cooling plate 22, and passing the cooling water belt 25 in the mounting groove 23, the coolant can be circulated between the first cooling plate 21 and the second cooling plate 22, and the sealing is stronger. The first cooling plate 21 and the second cooling plate 22 are movably connected through a rotating shaft and fixed by screws 27, so that the installation of the device is convenient.

[0026] Furthermore, the first cooling plate 21 and the second cooling plate 22 are both arc-shaped structures, and the first cooling plate 21 and the second cooling plate 22 are movably connected by a rotating shaft. The first cooling plate 21 and the second cooling plate 22 are movable between each other, so that the first cooling plate 21 and the second cooling plate 22 are easy to install on the outside of the laser cutting head body 11.

[0027] Furthermore, the front ends of the first cooling plate 21 and the second cooling plate 22 are fixed by means of screws 27 and the fixing ears 24 , and the first cooling plate 21 and the second cooling plate 22 can be fixed to the outside of the laser cutting head body 11 by means of the screws 27 .

[0028] Furthermore, the inner walls of the first cooling plate 21 and the second cooling plate 22 are closely fitted to the outer wall of the laser cutting head body 11 , and the laser cutting head body 11 can be cooled by the first cooling plate 21 and the second cooling plate 22 in cooperation with the cooling water belt 25 .

[0029] Furthermore, the cooling water belt 25 is arranged in a "U" shape in the mounting groove 23 of the first cooling plate 21 and the second cooling plate 22. The cooling water belt 25 is an integrated structure, so it has stronger sealing performance, can prevent the cooling liquid from leaking, and ensure the user experience.

[0030] Furthermore, the two sets of connecting pipes 26 are both located on the front of the first cooling plate 21 and the second cooling plate 22 . The two sets of connecting pipes 26 can be connected to the water inlet pipe and the drain pipe to ensure that the coolant can circulate in the first cooling plate 21 and the second cooling plate 22 .

[0031] Working principle: During assembly, the connecting pipe 26 is inserted into the mounting groove 23 of the first cooling plate 21 and the second cooling plate 22 so that both ends of the connecting pipe 26 are exposed;

[0032] During installation, the first cooling plate 21 and the second cooling plate 22 are moved by the rotating shaft so that the first cooling plate 21 and the second cooling plate 22 are attached to the outer wall of the laser cutting head body 11, and the screws 27 are tightened to cooperate with the fixing ears 24 to fix the first cooling plate 21 and the second cooling plate 22 so that the first cooling plate 21 and the second cooling plate 22 are tightly attached to the outer wall of the laser cutting head body 11;

[0033] When in use, one set of connecting pipes 26 is connected to the water inlet pipe, and the other set of connecting pipes 26 is connected to the drain pipe. The water source enters the cooling water belt 25 through one set of connecting pipes 26, and the laser cutting head body 11 can be cooled through the first cooling plate 21 and the second cooling plate 22, and finally discharged through another set of connecting pipes 26, so as to realize the recycling of cooling water. Moreover, since the cooling water belt 25 is an integral structure in the first cooling plate 21 and the second cooling plate 22, the sealing can be guaranteed, and the cooling water belt 25 is a detachable structure, which is convenient to replace, thereby improving the user experience of the device.

[0034] The above description is only a preferred embodiment of the utility model and does not limit the utility model in any form. Any ordinary technician in the industry can smoothly implement the utility model as shown in the drawings of the specification and described above. However, any equivalent changes, modifications and evolutions made by technicians familiar with the profession without departing from the scope of the technical solution of the utility model using the technical content disclosed above are all equivalent embodiments of the utility model. At the same time, any equivalent changes, modifications and evolutions made to the above embodiments based on the essential technology of the utility model are still within the protection scope of the technical solution of the utility model.

Claims

1. A cooling device for laser cutting, comprising: A mounting member (1), wherein a laser cutting head body (11) is mounted on the bottom surface of the mounting member (1); Features: A cooling structure (2) is installed on the laser cutting head body (11), and the cooling structure (2) includes a first cooling plate (21) and a second cooling plate (22). The first cooling plate (21) and the second cooling plate (22) are both sleeved on the outer side of the laser cutting head body (11), and the first cooling plate (21) and the second cooling plate (22) are provided with mounting grooves (23) inside. The upper and lower surfaces of the first cooling plate (21) and the second cooling plate (22) are both integrally formed with fixing ears (24), and a cooling water belt (25) is passed through the inner side of the mounting groove (23), and connecting pipes (26) are integrally formed at both ends of the cooling water belt (25), and screws (27) are threadedly connected to the fixing ears (24).

2. A cooling device for laser cutting according to claim 1, characterized in that: The first cooling plate (21) and the second cooling plate (22) are both arc-shaped structures, and the first cooling plate (21) and the second cooling plate (22) are movably connected via a rotating shaft.

3. A cooling device for laser cutting according to claim 1, characterized in that: The front ends of the first cooling plate (21) and the second cooling plate (22) are fixed by means of screws (27) and the matching connection with the fixing ears (24).

4. A cooling device for laser cutting according to claim 1, characterized in that: The inner walls of the first cooling plate (21) and the second cooling plate (22) are tightly fitted to the outer wall of the laser cutting head body (11).

5. The cooling device for laser cutting according to claim 1, characterized in that: The cooling water belt (25) is arranged in a U-shape and penetrates into the mounting grooves (23) of the first cooling plate (21) and the second cooling plate (22).

6. A cooling device for laser cutting according to claim 1, characterized in that: The two groups of connecting pipes (26) are both located on the front sides of the first cooling plate (21) and the second cooling plate (22).

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