Protective cover for laser welding machine

Abstract

The utility model discloses a protective cover for a laser welding machine, which belongs to the field of laser welding machines and comprises two inner side protective covers and two outer side protective covers, the two inner side protective covers and the two outer side protective covers are sleeved on eight mounting support rods, and the eight mounting support rods are fixedly mounted at the upper end of a base of the laser welding machine. The inner side protective cover is located on the inner side of the outer side protective cover, the inner side protective cover is composed of tempered glass and a shading film, the shading film is laid on the outer wall of the tempered glass, two sliding connection structures are symmetrically and fixedly installed on the inner wall of the inner side protective cover and the inner wall of the outer side protective cover, and the sliding connection structures are installed in the installation supporting rods in a sliding mode at the same time. According to the welding protection device, the mounting supporting rod, the inner side protection cover, the outer side protection cover, the sliding connection structure and the opening and closing air cylinder are arranged and matched with one another, so that hard light and splashing sparks generated in the welding process can be blocked, light pollution is reduced, and then the harm of the hard light and the splashing sparks to surrounding workers is reduced.

Description

Technical Field

[0001] The utility model relates to the field of laser welding machines, in particular to a protective cover for laser welding machines. Background Art

[0002] Laser welding machine, also often called laser welding machine, laser welding machine, is a machine used for laser welding of material processing. According to its working mode, it can be divided into laser mold welding machine (manual welding machine), automatic laser welding machine, laser spot welding machine, fiber optic transmission laser welding machine, etc. The working principle of laser welding machine is to use high-energy laser pulses to locally heat the material in a small area. The energy of laser radiation diffuses to the inside of the material through heat conduction, and the material is melted to form a specific molten pool to achieve the purpose of welding. This method is mainly aimed at the welding of thin-walled materials and precision parts, and can realize spot welding, butt welding, lap welding, sealing welding, etc. When the laser welding machine is performing welding work, it will produce strong light, which will cause light pollution. At the same time, when the laser welding machine is performing welding work, it will also produce splashing sparks, which will eventually easily injure the surrounding staff. Therefore, in order to solve the above problems, a protective cover for laser welding machine is needed. Utility Model Content

[0003] The main purpose of the utility model is to provide a protective cover for a laser welding machine, which can effectively solve the problems in the background technology.

[0004] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0005] A protective cover for a laser welding machine comprises two inner protective covers and two outer protective covers, wherein the two inner protective covers and the two outer protective covers are sleeved on eight mounting support rods, and the eight mounting support rods are fixedly mounted on the upper end of the laser welding machine base, wherein the inner protective cover is located on the inner side of the outer protective cover, wherein the inner protective cover is composed of tempered glass and a shading film, wherein the shading film is laid on the outer wall of the tempered glass, and two sliding connection structures are symmetrically fixedly mounted on the inner walls of the inner protective cover and the outer protective cover, and the sliding connection structures are simultaneously slidably mounted in the mounting support rods, and the sliding connection structure is composed of a mounting frame and a rotating support roller, wherein the rotating support rollers are in a plurality and are all rotatably mounted on the mounting frame, and eight opening and closing cylinders are symmetrically fixedly mounted on the upper end of the laser welding machine base, and the telescopic rods of the opening and closing cylinders are respectively fixedly connected to the inner protective cover and the two outer protective covers.

[0006] Preferably, a welding robot arm is fixedly mounted on the upper end of the laser welding machine base.

[0007] Preferably, a mounting guide rail groove is provided on the mounting support rod, and the mounting guide rail groove penetrates the mounting support rod inside and outside, and the outer protective cover is made of opaque material.

[0008] Preferably, the sliding connection structure is slidably installed in a mounting guide rail groove provided on the mounting support rod.

[0009] Preferably, two mounting grooves are symmetrically provided at both ends of the mounting frame on the sliding connection structure, and the rotating support roller is rotatably mounted in the mounting grooves.

[0010] Preferably, the mounting frame on the sliding connection structure is fixedly connected to the inner protective cover and the outer protective cover.

[0011] Compared with the prior art, the utility model has the following beneficial effects:

[0012] By setting up and installing support rods, inner protective covers, outer protective covers, sliding connection structures and opening and closing cylinders, which cooperate with each other, the strong light and flying sparks generated during the welding process can be blocked, thereby reducing light pollution and further reducing the harm of strong light and flying sparks to surrounding workers; at the same time, the inner protective cover has a certain light transmittance, and the outer protective cover is not light transmittance. Therefore, when it is necessary to observe the welding situation, the outer protective cover can be opened upwards, and then observed through the inner protective cover. Since the inner protective cover can not only block flying sparks, but also reduce the intensity of light, the staff can safely observe the welding situation. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0014] Figure 2 This is a schematic diagram of the structure of the laser welding machine base, mounting support rods and opening and closing cylinders of the utility model;

[0015] Figure 3 It is a structural schematic diagram of the inner protective cover, the outer protective cover and the sliding connection structure of the utility model;

[0016] Figure 4 For the utility model Figure 3 A magnified view of point A;

[0017] Figure 5 This is a disassembled diagram of the inner protective cover of the utility model;

[0018] Figure 6 It is a schematic structural diagram of the positional relationship between the mounting support rod and the sliding connection structure of the utility model.

[0019] In the figure: 1. Laser welding machine base; 2. Install support rod; 3. Inner protective cover; 4. Outer protective cover; 5. Sliding connection structure; 6. Opening and closing cylinder; 7. Welding robot arm; 8. Install guide groove; 9. Tempered glass; 10. Shading film; 11. Install frame; 12. Install groove; 13. Rotate support roller. DETAILED DESCRIPTION

[0020] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0021] See also Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 6 As shown, a protective cover for a laser welding machine includes two inner protective covers 3 and two outer protective covers 4, the two inner protective covers 3 and the two outer protective covers 4 are sleeved on eight mounting support rods 2, the eight mounting support rods 2 are fixedly mounted on the upper end of the laser welding machine base 1, the inner protective cover 3 is located on the inner side of the outer protective cover 4, the inner protective cover 3 is composed of tempered glass 9 and a shading film 10, the shading film 10 is laid on the outer wall of the tempered glass 9, two sliding connection structures 5 are symmetrically fixedly mounted on the inner walls of the inner protective cover 3 and the outer protective cover 4, the sliding connection structure 5 is simultaneously slidably mounted in the mounting support rod 2, the sliding connection structure 5 is composed of a mounting frame 11 and a rotating support roller 13, there are several rotating support rollers 13 and they are all rotatably mounted on the mounting frame 11, eight opening and closing cylinders 6 are symmetrically fixedly mounted on the upper end of the laser welding machine base 1, and the telescopic rods of the opening and closing cylinders 6 are respectively fixedly connected to the inner protective cover 3 and the two outer protective covers 4.

[0022] See also Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 6As shown, a welding robot arm 7 is fixedly installed on the upper end of the laser welding machine base 1, a mounting guide groove 8 is opened on the mounting support rod 2, and the mounting guide groove 8 penetrates the mounting support rod 2 inside and outside, the outer protective cover 4 is made of opaque material, and the sliding connection structure 5 is slidably installed in the mounting guide groove 8 opened on the mounting support rod 2. Two mounting grooves 12 are symmetrically opened at both ends of the mounting frame 11 on the sliding connection structure 5, and the rotating support roller 13 is rotatably installed in the mounting groove 12. The mounting frame 11 on the sliding connection structure 5 is fixedly connected with the inner protective cover 3 and the outer protective cover 4. By setting the mounting support rod 2 and the inner protective cover 3 , outer protective cover 4, sliding connection structure 5 and opening and closing cylinder 6, which cooperate with each other, can block the strong light and flying sparks generated in the welding process, so as to reduce light pollution, and further reduce the harm of strong light and flying sparks to the surrounding workers. At the same time, the inner protective cover 3 has a certain light transmittance, and the outer protective cover 4 is not light-transmissive. Therefore, when it is necessary to observe the welding situation, the outer protective cover 4 can be opened upwards, and then observed through the inner protective cover 3. Because the inner protective cover 3 can not only block the flying sparks, but also reduce the intensity of light, the staff can safely observe the welding situation.

[0023] It should be noted that the utility model is a protective cover for a laser welding machine. When the welding robot arm 7 starts to weld the workpiece, the inner protective cover 3 and the outer protective cover 4 can be moved downward by the opening and closing cylinder 6, so that the inner protective cover 3 and the outer protective cover 4 are moved to the upper end of the laser welding machine base 1. At this time, the inner protective cover 3 and the outer protective cover 4 can block the strong light and sparks generated by welding. When it is necessary to observe the welding situation, the opening and closing cylinder 6 can be used to move the outer protective cover 4 upward, and then the staff can observe the welding situation through the inner protective cover 3. When the workpiece is welded, the opening and closing cylinder 6 can be used to lift the inner protective cover 3 and the outer protective cover 4 upward, and then the welded workpiece can be taken out; when the inner protective cover 3 and the outer protective cover 4 move upward or downward, the sliding connection structure 5 will slide in the mounting support rod 2, and at this time, the rotating support roller 13 on the sliding connection structure 5 will produce friction rotation with the mounting support rod 2.

[0024] The above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the aforementioned embodiments, it is still possible for a person skilled in the art to modify the technical solutions described in the aforementioned embodiments or to replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model. The protection scope of the utility model is defined by the attached claims and their equivalents.

Claims

1. A protective cover for a laser welding machine, characterized in that: The laser welding machine comprises two inner protective covers (3) and two outer protective covers (4), wherein the two inner protective covers (3) and the two outer protective covers (4) are sleeved on eight mounting support rods (2), wherein the eight mounting support rods (2) are fixedly mounted on the upper end of a laser welding machine base (1), wherein the inner protective covers (3) are located on the inner side of the outer protective covers (4), wherein the inner protective covers (3) are composed of tempered glass (9) and a shading film (10), wherein the shading film (10) is laid on the outer wall of the tempered glass (9), and wherein the inner protective covers (3) and the outer protective covers (4) are sleeved on eight mounting support rods (2), wherein the eight mounting support rods (2) are fixedly mounted on the upper end of a laser welding machine base (1), wherein the inner protective covers (3) are located on the inner side of the outer protective covers (4), ... and the outer protective covers (4) are sleeved on eight mounting support rods (2), wherein the inner protective covers (3) and the outer protective covers (4) are sleeved on eight mounting support rods (2), wherein the inner protective covers (3) and the outer protective covers (4) are sleeved on eight mounting support rods (2), wherein the inner protective covers (3) and the outer protective covers (4) are sleeved on eight mounting support rods (2), wherein the inner protective covers (3) and the outer protective covers (4) are sleeved on eight mounting support rods (2), wherein the inner protective covers (3) and the outer Two sliding connection structures (5) are symmetrically fixedly installed on the inner wall, and the sliding connection structures (5) are slidably installed in the installation support rod (2). The sliding connection structure (5) is composed of a mounting frame (11) and a rotating support roller (13). There are a plurality of rotating support rollers (13) and they are all rotatably installed on the mounting frame (11). Eight opening and closing cylinders (6) are symmetrically fixedly installed on the upper end of the laser welding machine base (1), and the telescopic rods of the opening and closing cylinders (6) are respectively fixedly connected to the inner protective cover (3) and the two outer protective covers (4).

2. The protective cover for a laser welding machine according to claim 1, characterized in that: A welding mechanical arm (7) is fixedly mounted on the upper end of the laser welding machine base (1).

3. The protective cover for a laser welding machine according to claim 2, characterized in that: The mounting support rod (2) is provided with a mounting guide rail groove (8), and the mounting guide rail groove (8) penetrates the mounting support rod (2) inside and outside, and the outer protective cover (4) is made of opaque material.

4. The protective cover for a laser welding machine according to claim 3, characterized in that: The sliding connection structure (5) is slidably installed in a mounting guide rail groove (8) provided on the mounting support rod (2).

5. The protective cover for a laser welding machine according to claim 4, characterized in that: Two mounting grooves (12) are symmetrically provided at both ends of the mounting frame (11) on the sliding connection structure (5), and the rotating support roller (13) is rotatably mounted in the mounting grooves (12).

6. The protective cover for a laser welding machine according to claim 5, characterized in that: The mounting frame (11) on the sliding connection structure (5) is fixedly connected to the inner protective cover (3) and the outer protective cover (4).

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