Protective metal plate for numerical control laser cutting machine

Abstract

The utility model discloses a protective metal plate for a numerical control laser cutting machine, which comprises a protective metal plate body, the protective metal plate body is movably arranged on a laser cutting machine body through a hinge, the surface of the laser cutting machine body is provided with a cutting area, and the cutting area is sealed and covered by the protective metal plate body; the protective sheet metal body comprises a transverse sheet metal part, the end of the transverse sheet metal part is fixed to a vertical sheet metal part, meanwhile, a sound insulation plate is bonded and fixed to the surface of the inner wall of the vertical sheet metal part, a sound insulation assembly is embedded and fixed into the transverse sheet metal part and comprises an upper glass plate, and an upper PVB film is bonded and fixed to the bottom of the upper glass plate. According to the protective metal plate for the numerical control laser cutting machine, the sound insulation assembly and the sound insulation plate are arranged in the protective metal plate body, noise generated in a cutting area can be absorbed and reduced, the protective metal plate body has an excellent sound insulation effect, and a good and quiet working environment is created.

Description

Technical Field

[0001] The utility model relates to the field of laser cutting machines, in particular to a protective sheet metal for a numerically controlled laser cutting machine. Background Art

[0002] The CNC laser cutting machine focuses the laser emitted from the laser into a high-power density laser beam through the optical path system; the laser beam irradiates the surface of the workpiece, causing the workpiece to reach the melting point or boiling point, and at the same time, the high-pressure gas coaxial with the beam blows away the molten or vaporized metal; with the rapid development of the market economy and the rapid development of science and technology, laser cutting technology has been widely used in the fields of automobiles, machinery, electricity, hardware, and electrical appliances;

[0003] The existing cutting machines tend to generate a lot of noise when the laser emitted by the laser cuts the workpiece, and the protective sheet metal cover of the cutting machine does not have an excellent sound insulation effect, resulting in a poor working environment for the staff. Utility Model Content

[0004] The purpose of the utility model is to provide a protective sheet metal for a CNC laser cutting machine to solve the defects mentioned in the above background technology.

[0005] To achieve the above-mentioned purpose, a protective sheet metal for a CNC laser cutting machine is provided, comprising a protective sheet metal body, wherein the protective sheet metal body is movably mounted on a laser cutting machine body through a hinge, and a cutting area is provided on the surface of the laser cutting machine body, and the cutting area is sealed and covered by the protective sheet metal body;

[0006] The protective sheet metal body includes a horizontal sheet metal part, and the end of the horizontal sheet metal part is fixed to the vertical sheet metal part. At the same time, the sound insulation board is bonded and fixed to the inner wall surface of the vertical sheet metal part, and the interior of the horizontal sheet metal part is inlaid with a fixed sound insulation component. The sound insulation component includes an upper glass plate, and the upper PVB film is bonded and fixed to the bottom of the upper glass plate. At the same time, a lower glass plate is installed on the lower side of the upper glass plate, and the lower PVB film is bonded and fixed to the surface of the lower glass plate, and a vacuum cavity is formed between the upper glass plate and the lower glass plate.

[0007] Preferably, the horizontal sheet metal part and the vertical sheet metal part are combined together to form an "L" shape, and the sound insulation board covering the inner wall of the vertical sheet metal part is a glass wool board.

[0008] Preferably, the upper glass plate, upper PVB film, lower PVB film and lower glass plate are arranged in layers, and the upper glass plate and the lower glass plate are arranged in parallel. At the same time, the thickness of the upper glass plate and the lower glass plate are consistent, and the upper glass plate and the lower glass plate are both tempered glass; the outer sides of the upper glass plate and the lower glass plate are wrapped with edging sleeves.

[0009] Preferably, the edging sleeve is a "U"-shaped structure made of plastic material, and the two ends of the edging sleeve are respectively bonded to cover the inside of the notches opened at the ends of the upper glass plate and the lower glass plate.

[0010] Preferably, the end of the edging sleeve is fixed to the fixing seat, and the fixing seat is set in an "L" shape. At the same time, a through hole is opened at the end of the fixing seat, and an installation opening that matches the size of the fixing seat is opened in the middle of the horizontal sheet metal.

[0011] Preferably, the fixing seat is inserted with fixing bolts, and the fixing bolts pass through the fixing seat and are screwed and fixed inside the screw holes opened on the horizontal sheet metal; the gap between the fixing seat and the installation opening on the horizontal sheet metal is sealed by an "S"-shaped sealing gasket.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] The upper glass plate and the lower glass plate are arranged in layers, and the thickness of the upper glass plate and the lower glass plate are consistent, which can effectively reduce the propagation of sound and improve the sound insulation performance of the protective sheet metal body;

[0014] A vacuum cavity is formed between the upper glass plate and the lower glass plate. The setting of the vacuum cavity can play a role in sound insulation and reduce the transmission of sound; it can improve the sound insulation performance of the protective sheet metal body;

[0015] The upper glass plate and the lower glass plate are respectively bonded with an upper PVB film and a lower PVB film; the setting of two sets of PVB films can effectively reduce the propagation of sound and improve the sound insulation performance of the protective sheet metal body;

[0016] The gap between the fixing seat and the mounting opening on the horizontal sheet metal is sealed by an "S"-shaped sealing gasket; ensuring a tight seal between the sound insulation component and the horizontal sheet metal to prevent sound leakage; improving the sound insulation performance of the protective sheet metal body;

[0017] The interior of the protective sheet metal body is provided with sound insulation components and sound insulation boards, which can absorb and reduce the noise generated in the cutting area. The protective sheet metal body has excellent sound insulation effect, creating a good and quiet working environment. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the front view of the structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the structural protection sheet metal body of the utility model;

[0020] Figure 3 for Figure 2 3D graph of

[0021] Figure 4 The utility model structure Figure 2A in the figure is an enlarged structural diagram.

[0022] Numbers in the figure: 1. Laser cutting machine body; 2. Cutting area; 3. Hinge; 4. Protective sheet metal body; 41. Horizontal sheet metal; 42. Vertical sheet metal; 43. Sound insulation board; 44. Sound insulation assembly; 441. Upper glass plate; 442. Upper PVB film; 443. Vacuum chamber; 444. Lower PVB film; 445. Lower glass plate; 446. Edge sleeve; 447. Fixed seat; 448. Fixing bolt; 449. Sealing gasket. DETAILED DESCRIPTION

[0023] See also Figure 1-4 The utility model provides a protective sheet metal for a CNC laser cutting machine, comprising a protective sheet metal body 4, the protective sheet metal body 4 is movably mounted on a laser cutting machine body 1 through a hinge 3, and a cutting area 2 is provided on the surface of the laser cutting machine body 1, and the cutting area 2 is sealed and covered by the protective sheet metal body 4;

[0024] The protective sheet metal body 4 includes a horizontal sheet metal part 41, and the end of the horizontal sheet metal part 41 is fixed to the vertical sheet metal part 42. At the same time, a sound insulation board 43 is bonded and fixed to the inner wall surface of the vertical sheet metal part 42, and a sound insulation component 44 is inlaid and fixed inside the horizontal sheet metal part 41. The sound insulation component 44 includes an upper glass plate 441, and an upper PVB film 442 is bonded and fixed to the bottom of the upper glass plate 441. At the same time, a lower glass plate 445 is installed on the lower side of the upper glass plate 441, and the lower PVB film 444 is bonded and fixed to the surface of the lower glass plate 445, and a vacuum chamber 443 is formed between the upper glass plate 441 and the lower glass plate 445.

[0025] Working principle: When the laser cutting head is cutting the workpiece in the cutting area 2, the protective sheet metal body 4 is closed. The sound insulation component 44 and the sound insulation board 43 are respectively arranged inside the protective sheet metal body 4 to absorb and reduce the noise generated by the cutting area 2. The protective sheet metal body 4 has an excellent sound insulation effect, creating a good and quiet working environment.

[0026] The sound absorption and noise reduction mechanism of the sound insulation component 44 is:

[0027] The upper glass plate 441 and the lower glass plate 445 are arranged in layers, and the thickness of the upper glass plate 441 and the lower glass plate 445 are consistent, which can effectively reduce the propagation of sound and improve the sound insulation performance of the protective sheet metal body 4;

[0028] A vacuum chamber 443 is formed between the upper glass plate 441 and the lower glass plate 445. The vacuum chamber 443 can play a role in sound insulation, reduce the transmission of sound, and improve the sound insulation performance of the protective sheet metal body 4.

[0029] The upper glass plate 441 and the lower glass plate 445 are respectively bonded with an upper PVB film 442 and a lower PVB film 444; the arrangement of two sets of PVB films can effectively reduce the propagation of sound and improve the sound insulation performance of the protective sheet metal body 4;

[0030] The gap between the fixing seat 447 and the mounting opening on the horizontal sheet metal 41 is sealed by an "S"-shaped sealing gasket 449; ensuring a tight seal between the sound insulation component 44 and the horizontal sheet metal 41 to prevent sound leakage; improving the sound insulation performance of the protective sheet metal body 4.

[0031] As a preferred embodiment, the horizontal sheet metal part 41 and the vertical sheet metal part 42 are combined together to form an "L" shape, and the sound insulation board 43 covering the inner wall of the vertical sheet metal part 42 is a glass wool board.

[0032] like Figure 2-3 As shown: the sound insulation board 43 covering the inner wall of the vertical sheet metal part 42 is a glass wool board; the glass wool board improves the sound insulation effect of the vertical sheet metal part 42.

[0033] As a preferred embodiment, the upper glass plate 441, the upper PVB film 442, the lower PVB film 444 and the lower glass plate 445 are arranged in layers, and the upper glass plate 441 and the lower glass plate 445 are arranged in parallel. At the same time, the thickness of the upper glass plate 441 and the lower glass plate 445 are consistent, and the upper glass plate 441 and the lower glass plate 445 are both tempered glass; the outer sides of the upper glass plate 441 and the lower glass plate 445 are wrapped with an edging sleeve 446.

[0034] like Figure 2-4 As shown: an upper glass plate 441 and a lower glass plate 445 are arranged inside the horizontal sheet metal part 41, and the two sets of PVB films are transparent; through the glass plates, the cutting condition of the workpiece inside the cutting area 2 can be observed.

[0035] As a preferred embodiment, the edging sleeve 446 is a "U"-shaped structure made of plastic material, and the two ends of the edging sleeve 446 are respectively bonded to cover the inside of the notches opened at the ends of the upper glass plate 441 and the lower glass plate 445.

[0036] The edge cover 446 is provided to cover the outer sides of the upper glass plate 441 and the lower glass plate 445 to perform edge covering on the two sets of glass plates, and can be fixedly mounted on the horizontal sheet metal part 41;

[0037] The end of the edging sleeve 446 is fixed to the fixing seat 447, and the fixing seat 447 is set in an "L" shape. At the same time, a through hole is opened at the end of the fixing seat 447, and an installation opening that matches the size of the fixing seat 447 is opened in the middle of the horizontal sheet metal part 41.

[0038] As a preferred embodiment, a fixing bolt 448 is inserted into the fixing seat 447, and the fixing bolt 448 passes through the fixing seat 447 and is screwed to the inside of a screw hole opened on the horizontal sheet metal 41; the gap between the fixing seat 447 and the installation opening on the horizontal sheet metal 41 is sealed by an "S"-shaped sealing gasket 449.

[0039] like Figure 1-4 As shown: the gap between the fixing seat 447 and the mounting opening on the horizontal sheet metal 41 is sealed by an "S"-shaped sealing gasket 449; ensuring a tight seal between the sound insulation component 44 and the horizontal sheet metal 41 to prevent sound leakage; improving the sound insulation performance of the protective sheet metal body 4.

Claims

1. A protective sheet metal for a CNC laser cutting machine, comprising a protective sheet metal body (4), Features: The protective sheet metal body (4) is movably mounted on the laser cutting machine body (1) via a hinge (3), and a cutting area (2) is provided on the surface of the laser cutting machine body (1), while the cutting area (2) is sealed and covered by the protective sheet metal body (4); The protective sheet metal body (4) comprises a horizontal sheet metal part (41), and the end of the horizontal sheet metal part (41) is fixed to the vertical sheet metal part (42), and the inner wall surface of the vertical sheet metal part (42) is bonded and fixed with a sound insulation board (43), and the interior of the horizontal sheet metal part (41) is inlaid with a sound insulation component (44), and the sound insulation component (44) comprises an upper glass plate (441), and the bottom of the upper glass plate (441) is bonded and fixed with an upper PVB film (442), and a lower glass plate (445) is installed on the lower side of the upper glass plate (441), and the surface of the lower glass plate (445) is bonded and fixed with a lower PVB film (444), and a vacuum chamber (443) is formed between the upper glass plate (441) and the lower glass plate (445).

2. The protective sheet metal for a CNC laser cutting machine according to claim 1, Features: The horizontal sheet metal part (41) and the vertical sheet metal part (42) are combined together to form an "L" shape, and the sound insulation board (43) covering the inner wall of the vertical sheet metal part (42) is a glass wool board.

3. The protective sheet metal for a CNC laser cutting machine according to claim 1, Features: The upper glass plate (441), the upper PVB film (442), the lower PVB film (444) and the lower glass plate (445) are arranged in layers, and the upper glass plate (441) and the lower glass plate (445) are arranged in parallel. The upper glass plate (441) and the lower glass plate (445) have the same thickness, and both the upper glass plate (441) and the lower glass plate (445) are tempered glass. The outer sides of the upper glass plate (441) and the lower glass plate (445) are wrapped with an edge sleeve (446).

4. The protective sheet metal for a CNC laser cutting machine according to claim 3, Features: The edge covering sleeve (446) is a "U"-shaped structure made of plastic material, and the two ends of the edge covering sleeve (446) are respectively bonded to cover the inside of the notches opened at the ends of the upper glass plate (441) and the lower glass plate (445).

5. The protective sheet metal for a CNC laser cutting machine according to claim 3, Features: The end of the edging sleeve (446) is fixed to the fixing seat (447), and the fixing seat (447) is set in an "L" shape. At the same time, a through hole is opened at the end of the fixing seat (447), and a mounting opening matching the size of the fixing seat (447) is opened in the middle of the horizontal sheet metal (41).

6. The protective sheet metal for a CNC laser cutting machine according to claim 5, Features: The fixing seat (447) is penetrated by a fixing bolt (448), and the fixing bolt (448) passes through the fixing seat (447) and is screwed and fixed to the inside of a screw hole opened on the horizontal sheet metal (41); the gap between the fixing seat (447) and the installation opening on the horizontal sheet metal (41) is sealed by an "S"-shaped sealing gasket (449).

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