CN214134532U - Protective structure of cutting area of high-power laser cutting machine - Google Patents

Abstract

The utility model discloses a protective structure in high power laser cutting machine cutting area relates to the laser cutting field, comprising a main body, the inner wall of main part is provided with longitudinal tie spare, longitudinal tie spare's inner wall is provided with transverse tie spare, the bottom of main part is provided with the supporting legs. The utility model discloses a with the wind gap, the wind channel, the cylinder sets up the both sides in the main part, when laser will produce a large amount of smoke and dust to the part cutting, because the wind gap sets up the both sides in the main part, start the cylinder so, make the cylinder drive the piston board removal rather than being connected, make the smoke and dust that is located the cutting district pass through inside the wind channel main part of discharging, shift out the cutting district with the wind channel, laser beam beats and generates heat on the wind channel and scald trachea or laser and directly beat the backplate and burn out the wind channel trouble, the purpose of carrying out the protection to the wind channel has been reached, avoid the wind channel to damage, reduce the connection in the middle of the base simultaneously, laser beam beats the probability on main part welding spare when reducing the cutting.

Description

Protective structure of cutting area of high-power laser cutting machine

Technical Field

The utility model relates to a laser cutting field specifically is protective structure in high power laser cutting machine cutting area.

Background

The laser cutting machine focuses the laser emitted from the laser into a laser beam with high power density through a light path system, the laser beam irradiates the surface of a workpiece to enable the workpiece to reach a melting point or a boiling point, and simultaneously, high-pressure gas coaxial with the laser beam blows away molten or gasified metal.

The existing middle structure of the base part is connected a lot, the base welding part body is easily cut to the base during high-power laser cutting, so that the base is cut to be damaged (influence rigidity) or the base precision is influenced by thermal deformation, if the middle longitudinal connection is completely removed, the welding process is relatively complex, the material cost of the welding part is increased, the power of a laser cutting machine is higher and higher, but the air duct of the structure base of the common traditional welding part is at the center of a cutting area, the air duct is easily burnt out by laser during cutting, and the protection device for air duct faults is caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problem that the base is easily cut to the base welding part body during high-power laser cutting, the base is cut to be bad (influence rigidity) or the base precision is influenced by thermal deformation, the power of the laser cutting machine is higher and higher, but the air duct of the structural base of the traditional welding part is in the center of a cutting area, the air duct is easily burnt out by laser during cutting, and the protective structure of air duct faults is caused.

In order to achieve the above purpose, the utility model discloses a following technical scheme: protective structure in high power laser cutting machine cutting area, comprising a main body, the inner wall of main part is provided with longitudinal tie spare, longitudinal tie spare's inner wall is provided with transverse connection spare, the bottom of main part is provided with the supporting legs, the both sides inner wall of main part is provided with the wind channel, the outside in wind channel is provided with the cylinder, the inner wall of one side main part in wind channel is provided with the wind gap, the inner wall both sides of main part are provided with the deflector plate gold, the deflector plate gold is fixed on longitudinal tie spare, the top of longitudinal tie spare is provided with the high-alumina brick, the top of high-alumina brick is provided with the ridge backplate.

Preferably, the positions where the longitudinal connecting pieces and the transverse connecting pieces are contacted are fixedly connected through screws.

Preferably, the number of the air ducts is multiple, the air ducts are symmetrically distributed in two sides of the inner wall of the main body, and air ports are formed in the inner wall of each air duct.

Preferably, the outer wall of the ridge-shaped protection plate is in an L-shaped state, and the lower part of the ridge-shaped protection plate is in contact with two ends of the high-alumina brick.

Preferably, a piston plate is arranged at the position where the cylinder is in contact with the air duct, and a sealing framework adhesive tape is arranged at the position where the piston plate is in contact with the air duct.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a part that will process is arranged in the surface top of main part, through opening the power, make laser cutting machine begin work, through reducing the vertical connecting piece quantity in the middle of the base, can effectively reduce the area of contact with the lathe bed after laser power is too high when laser cutting breaks through the backplate, through laying the high-alumina brick of thermal-insulated board on the vertical connecting piece, make laser power avoid the heat energy of laser directly release cause base welding spare to be heated and deformed on the vertical connecting piece on main lathe bed welding spare after breaking through the ridge backplate too high, relative to the structural cost of removing middle vertical connection completely relatively lower, through increasing thermal-insulated anti-burn structure locally and promoting thermal-insulated anti-burn performance, make the technology when welding relatively simple, make processing more easily;

2. the utility model discloses a with the wind gap, the wind channel, the cylinder sets up the both sides in the main part, will add man-hour to the part in the main part when laser, when can produce a large amount of smoke and dust, because the wind gap sets up the both sides in the main part, be located outside the processing region simultaneously, start the cylinder so, make the cylinder drive the piston board removal rather than being connected, make and be located wind gap smoke and dust all around inside through the wind channel main part of discharging, this structure shifts out the cutting district with the wind channel, laser beam beats and generates heat on the wind channel and scald trachea or directly to punch the backplate when laser power is too high when avoiding the cutting and burn out wind channel and trachea, and lead to the wind channel trouble, reached and carried out the purpose of protection to the wind channel, avoid the wind channel to damage.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the connection between the base and the longitudinal connecting member of the present invention;

FIG. 3 is a schematic view of the inner side of the base of the present invention;

fig. 4 is a cross-sectional view of the inside of the base of the present invention;

FIG. 5 is a partial enlarged view of the point A of the present invention;

FIG. 6 is a partial enlarged view of the position C of the present invention;

fig. 7 is a partial enlarged view of the position B of the present invention.

In the figure: 1. a main body; 2. a longitudinal connector; 3. a transverse connector; 4. supporting legs; 5. a guide plate metal; 6. an air duct; 7. a cylinder; 8. a ridge guard plate; 9. high-alumina bricks; 10. and (4) a tuyere.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "disposed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. The following describes an embodiment of the present invention according to its overall structure.

Referring to fig. 1-7, the protective structure for the cutting area of the high-power laser cutting machine comprises a main body 1, a longitudinal connecting member 2 is arranged on the inner wall of the main body 1, a transverse connecting member 3 is arranged on the inner wall of the longitudinal connecting member 2, supporting legs 4 are arranged at the bottom end of the main body 1, air ducts 6 are arranged on the inner walls of the two sides of the main body 1, air cylinders 7 are arranged on the outer sides of the air ducts 6, air ports 10 are arranged on the inner wall of the main body 1 on one side of the air ducts 6, guide plate metals 5 are arranged on the two sides of the inner wall of the main body 1, the guide plate metals 5 are fixed on the longitudinal connecting member 2, high-aluminum bricks 9 are arranged above the longitudinal connecting member 2, and ridge-shaped protective plates 8 are arranged above the high-aluminum bricks 9.

Please refer to fig. 1 and 7, the position where the longitudinal connecting member 2 contacts the transverse connecting member 3 is fixed and connected by a screw, the longitudinal connecting member 2 and the transverse connecting member 3 can be connected more easily by this structure, the welding amount is reduced, and the cutting can be replaced in time when being burned out.

Please refer to fig. 1, the number of the air ducts 6 is plural, the plural air ducts 6 are symmetrically distributed in both sides of the inner wall of the main body 1, and the inner walls of the air ducts 6 are provided with the air ports 10, so that the plural air ducts 6 located in the inner walls of both sides of the main body 1 can discharge the smoke generated during the cutting.

Please refer to fig. 6, the outer wall of the ridge guard plate 8 is in an L shape, the lower part of the ridge guard plate 8 is contacted with the two ends of the high alumina brick 9, the structure can avoid the heat energy of the laser from directly releasing on the welding part of the main bed body to cause the heating deformation of the welding part of the base seat after the laser penetrates the ridge guard plate, and the longitudinal connecting piece 2 on the body is protected.

Please refer to fig. 4, a piston plate is disposed at a position where the cylinder 7 contacts the air duct 6, and a sealing skeleton adhesive tape is disposed at a position where the piston plate contacts the air duct 6, so that the cylinder 7 is actuated to drive the piston plate connected thereto to move by the actuating cylinder 7, and the smoke around the air inlet 10 is discharged out of the cutting area through the air duct 6, thereby improving the sealing performance when the piston plate is closed.

The working principle is as follows: when the structure is used, parts needing to be cut are arranged on the surface of the main body 1, the laser cutting machine starts to work by turning on a power supply, the contact area between the parts and a lathe bed after the parts penetrate through the guard plate due to overhigh laser power in laser cutting can be effectively reduced by reducing the longitudinal connecting piece 2 in the middle of the base, the heat insulation plate high-alumina bricks 9 are paved on the longitudinal connecting piece 2, the heat energy of the laser is prevented from being directly released on a main lathe bed welding piece to cause thermal deformation of the base welding piece after the laser penetrates through the ridge-shaped guard plate 8, the parts to be processed can be cut by the laser head in working, a large amount of smoke can be generated, the air cylinder 7 is started because the air port 10 is arranged on the inner wall of the main body 1, the air cylinder 7 drives the piston plate connected with the air cylinder 7 to move, the smoke in the cutting area around the air port 10 is discharged out of the cutting area through the air channel 6, the air channel 6 moves out of the cutting area, and the laser beam generates heat to burn an air pipe or directly penetrates through the guard plate to burn air pipe or the air when the laser beam directly during cutting Way 6 and trachea, lead to the problem of dust removal trouble.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (5)

1. Protective structure in high power laser cutting machine cutting area, including main part (1), its characterized in that: the inner wall of main part (1) is provided with longitudinal tie spare (2), the inner wall of longitudinal tie spare (2) is provided with transverse connection spare (3), the bottom of main part (1) is provided with supporting legs (4), the both sides inner wall of main part (1) is provided with wind channel (6), the outside in wind channel (6) is provided with cylinder (7), the inner wall of one side main part (1) in wind channel (6) is provided with wind gap (10), the inner wall both sides of main part (1) are provided with deflector metal (5), deflector metal (5) are fixed on longitudinal tie spare (2), the top of longitudinal tie spare (2) is provided with high-alumina brick (9), the top of high-alumina brick (9) is provided with ridge backplate (8).

2. The protection structure of the cutting area of the high-power laser cutting machine according to claim 1, characterized in that: the position where the longitudinal connecting piece (2) is contacted with the transverse connecting piece (3) is fixedly connected through a screw.

3. The protection structure of the cutting area of the high-power laser cutting machine according to claim 1, characterized in that: the air ducts (6) are arranged in a plurality of numbers, the air ducts (6) are symmetrically distributed in two sides of the inner wall of the main body (1), and air ports (10) are arranged on the inner wall of each air duct (6).

4. The protection structure of the cutting area of the high-power laser cutting machine according to claim 1, characterized in that: the outer wall of ridge backplate (8) is "L" shape state, the below of ridge backplate (8) all contacts with the both ends of high alumina brick (9).

5. The protection structure of the cutting area of the high-power laser cutting machine according to claim 1, characterized in that: and a piston plate is arranged at the position where the air cylinder (7) is contacted with the air duct (6), and a sealing framework adhesive tape is arranged at the position where the piston plate is contacted with the air duct (6).

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