CN112705861A

CN112705861A - Laser cutting machining equipment and machining method

Info

Publication number: CN112705861A
Application number: CN202110132018.7A
Authority: CN
Inventors: 不公告发明人
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-01-30
Filing date: 2021-01-30
Publication date: 2021-04-27

Abstract

The invention relates to the technical field of laser processing, and discloses laser cutting processing equipment and a processing method. The laser cutting machining equipment and the machining method are characterized in that the installation rack is arranged, the Z-axis rolling guide rail is arranged, the Z-axis platform is arranged, the X-axis rolling guide rail is arranged, the X-axis platform is arranged, the Z-axis sliding groove is arranged, the movement is flat, the Y-axis sliding groove and the Y-axis platform are arranged, the two Z-axis platforms respectively move on the two Z-axis rolling guide rails, the X-axis rolling guide rail can move to a specified position, after the Z-axis platform is fixed, the structural stability of the X-axis platform is greatly improved, the laser can move up and down in the Y-axis sliding groove in the Y-axis platform, the distance between the laser and a workpiece on a sawtooth cutting plate can be conveniently adjusted, and the laser can.

Description

Laser cutting machining equipment and machining method

Technical Field

The invention relates to the technical field of laser processing, in particular to laser cutting processing equipment and a processing method.

Background

The laser cutting technology is widely applied to the processing of metal and nonmetal materials and is realized by applying high power density energy generated after laser focusing, under the control of a computer, a laser is discharged through pulses, so that controlled pulse laser with repeated high frequency is output, a beam with certain frequency and certain pulse width is formed, the pulse laser beam is conducted and reflected through a light path and focused on the surface of a processed object through a focusing lens group to form fine and high-energy density light spots, the focal spot is positioned near a surface to be processed to melt or gasify the processed material at an instant high temperature, each high-energy laser pulse instantly sputters a fine hole on the surface of the object, under the control of the computer, a laser processing head and the processed material carry out continuous relative motion dotting according to a pre-drawn figure, so that the object is processed into a desired shape, during cutting, a stream of gas coaxial with the beam is ejected from the cutting head, blowing out the melted or gasified material from the bottom of the cut.

The laser cutting machine is required to be used for cutting in more and more industrial processing, the increasing speed of the number of the global laser cutting machines is greatly increased, the laser cutting power is increased, the flexibility of mechanical equipment is enhanced, the stability of processing light beams is improved, various inorganic materials and nonferrous metals can be processed by adopting laser, the market demand further improves the cutting efficiency along with the gradual popularization of the laser cutting machines, the position of the laser cutting machine is adjusted by only one rolling guide rail in the existing laser cutting machine, the resonance is strong during operation, the stability is poor, the precision and the positioning during the cutting are greatly influenced, the processing quality is influenced, and in the laser cutting process, splashes are adhered to the surface of a processed object due to the influence of factors such as the material of the processed object, and during the cutting of the material, the firelight can produce and splash, not only easily cause the injury to personnel on every side, also the clean and tidy nature of easy influence processing environment, it is difficult to clean it, and the produced sweeps of laser cutting can the adhesion on the surface of material, the processing of material has been influenced, be difficult to collect the sweeps that produces after the operation and clear away, because the temperature when laser cutting is high, can be the damage people when the laser on the laser cutting machine of operation is touched to the people hand, the personal safety to the staff has caused very big threat.

In addition, the laser cutting path and key process parameters in the prior art are single, optimization is not performed, cavities or collision are easily caused, and the cutting efficiency and precision are reduced.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides laser cutting equipment and a processing method, which have the advantages of effectively inhibiting the occurrence of resonance, having good stability and cleaning the scraps generated by cutting, solves the problems that the existing laser cutting equipment has strong resonance during operation, the stability is poor, the precision and the positioning during the cutting are difficult to be accurate, the processing quality is affected, the neatness of the processing environment is affected while the laser cutting is carried out, the cleaning is difficult, the processing of the material is influenced, the generated scraps are difficult to collect and clean after the operation, when the hands touch the laser on the operating laser cutting machine, the people can be damaged, the problem of threat to the personal safety of workers is solved, and meanwhile, the laser path and the process parameters are completely or locally optimized by adopting software, so that the cutting efficiency and the cutting precision are improved.

The invention provides the following technical scheme: a laser cutting processing device and a processing method thereof comprise an installation base, wherein the four corners of the bottom end of the installation base are fixedly connected with supporting legs, the structural stability of the device is greatly improved, both sides of the upper surface of the installation base are fixedly connected with an installation frame, a Z-axis rolling guide rail is fixedly installed in the installation frame, a Z-axis platform can be arranged on the Z-axis rolling guide rail during movable installation, an X-axis rolling guide rail is fixedly connected to the surface of the Z-axis platform, an X-axis platform is movably installed on the X-axis rolling guide rail, a Z-axis chute is arranged on one side of the X-axis platform, a moving platform is connected in the Z-axis chute in a sliding manner, a Y-axis chute is arranged on one side of the moving platform, a Y-axis platform is connected in the Y-axis chute in a sliding manner, a laser is fixedly installed at the bottom end of the Y, reserve out a large amount of spaces, sliding connection has the box of taking out in the mounting base, the mounting base upper surface is seted up slottedly, and the inboard border all has seted up the spacing groove all around in the groove, the sawtooth cutting board has been placed to the spacing groove, one side fixedly connected with riser of the upper surface of mounting base, X axle rolling guide's top is rotated and is connected with the top cap.

Preferably, the mounting base upper surface groove is identical with the model specification of sawtooth cutting board, a plurality of logical groove has been seted up on the surface of sawtooth cutting board, and produced granule impurity will be discharged from the logical groove of sawtooth cutting board.

Preferably, two the installation frame is located the both sides of sawtooth cutting board respectively, the laser instrument is located sawtooth cutting board directly over, conveniently carries out laser cutting to the work piece of sawtooth cutting board upper surface.

Preferably, the both ends of X axle rolling guide all are connected with the fixed surface of Z axle platform, X axle rolling guide passes through Z axle platform reciprocating motion on Z axle rolling guide, X axle platform reciprocating motion on X axle rolling guide, and two Z axle platforms move on two Z axle rolling guide respectively, can make X axle rolling guide go up to remove behind the assigned position, treat the rigidity back of Z axle platform, the structural stability of X axle platform promotes greatly, the reciprocating motion of motion platform in Z axle spout, Y axle platform is at Y axle spout reciprocating motion.

Preferably, two lean on the equal fixedly connected with pneumatic cylinder of outside surface in the installation frame, fixedly connected with slide bar on the flexible overhead of pneumatic cylinder, the slide bar run through the installation frame and with installation frame sliding connection, the other end fixedly connected with stopper one of slide bar, two stopper one all is located between two installation frames, and is located the both sides of sawtooth cutting board respectively, the pneumatic cylinder drives the slide bar and slides in the installation frame, and gliding slide bar drives stopper one and slides.

Preferably, the riser is located one side of sawtooth cutting board, two through-holes have been seted up on the surface of riser, equal fixed mounting has the dust absorption mouth in two through-holes of riser, the one end in the riser outside is passed through on the dust absorption mouth and is connected the siphunculus intercommunication, fixedly connected with communicating pipe on the connection siphunculus, the other end fixedly connected with dust catcher of communicating pipe, one side fixed surface of dust catcher and mounting base is connected, and the dust catcher can inhale into splatter, flying dust smog and the tiny impurity that produces when laser cutting for the splatter, flying dust smog and the tiny impurity that produce can't fly to the workshop in cause the pollution to the environment.

Preferably, the top of riser is rotated and is connected with the top cap, the top cap is located the sawtooth cutting board directly over, the inboard fixed surface of installation frame is connected with stopper two, stopper two is laminated with the lower surface of top cap, stopper two can be spacing to the position after the top cap is closed, makes the rigidity of top cap live.

Preferably, one end of the inner side surface of the installation frame is fixedly provided with a detection sensor.

Preferably, the inner bottom four corners of the drawing box is fixedly connected with a third limiting block, the inner container box is placed inside the drawing box, the lower surface of the inner container box is attached to the top end of the third limiting block, the bottom end of the inner container box is provided with a plurality of filtering holes, the two end side walls of the inner container box are fixedly and uniformly provided with a hand-held groove, and the surface of one side of the drawing box is fixedly connected with a pull handle.

Preferably, the application method comprises the following steps in sequence:

step one, opening a top cover, and placing a workpiece on the upper surface of a sawtooth cutting plate;

step two, starting the hydraulic cylinder, driving the first limiting block to move to clamp the workpiece on the upper surface of the sawtooth cutting plate, and closing the top cover;

moving the X-axis rolling guide rail to a cutting position through a Z-axis platform;

and step four, starting the laser to cut the workpiece.

When a cutting path is optimized, 1, adopting MATLAB software, calling a genetic algorithm mathematical model, and introducing size parameters of an outer contour and an inner contour in batches; 2. calculating indexes such as length and perforation times of each route, and selecting an optimal path; 3. producing a CAD layout drawing;

when cutting process parameters are optimized, 1, adopting commercial finite element software to perform simulation analysis, and introducing material parameters, laser parameters, auxiliary gas parameters, shaft motion parameters and the like; 2. carrying out simulation analysis through finite element software, and obtaining optimal process parameters according to requirements; 3. and leading the optimal process parameters into a CAM system for product processing.

Compared with the prior art, the invention has the following beneficial effects:

1. the laser cutting processing device and the processing method thereof are characterized in that the device is provided with an installation rack, a Z-axis rolling guide rail, a Z-axis platform, an X-axis rolling guide rail, an X-axis platform, a Z-axis chute, a motion platform, a Y-axis chute and a Y-axis platform, wherein the two Z-axis platforms respectively move on the two Z-axis rolling guide rails, so that the X-axis rolling guide rail can move to a specified position, after the position of the Z-axis platform is fixed, the structural stability of the X-axis platform is greatly improved, a laser can move up and down through the Y-axis chute on the Y-axis platform, the distance between the laser and a workpiece on a sawtooth cutting plate is convenient to adjust, the laser can conveniently carry out laser cutting on the workpiece, the motion platform slides back and forth in the Z-axis chute, the position of the laser on the Z axis is adjusted when the laser cutting is carried out, the reciprocating motion of the X-axis platform on the X-axis rolling guide rail, the laser cutting device has the advantages that the structure is simple, the occurrence of resonance is effectively inhibited, the cutting precision of the laser when a workpiece is cut is greatly improved, and the processing quality of the workpiece is greatly improved.

2. The laser cutting machining equipment and the machining method are provided with the hydraulic cylinder, the first sliding rod and the first limiting block, the workpiece is placed on the sawtooth cutting plate, the hydraulic cylinder drives the sliding rod to slide in the installation rack, the first sliding rod drives the first limiting block to slide, the two ends of the workpiece on the upper surface of the sawtooth cutting plate are clamped tightly, the position of the workpiece is limited, when the workpiece is cut, the stability of the workpiece is greatly improved, the problem that the cutting precision is influenced due to the fact that the workpiece moves when the workpiece is subjected to laser cutting is avoided, defective products appear on the workpiece, and the cost is improved.

3. This kind of laser cutting processing equipment and processing method, through being provided with the dust absorption mouth, connect the siphunculus, communicating pipe and dust catcher, when the laser instrument carries out laser cutting to the work piece, because the characteristic of laser can make the worker produce the splash, fly ash smog and tiny impurity, start the dust catcher, the dust catcher passes through communicating pipe connection siphunculus, the splash that produces when rethread connection siphunculus will laser cutting, fly ash smog and tiny impurity are inhaled in the dust catcher, the splash that produces during the messenger laser cutting, fly ash smog and tiny impurity can't float to the workshop in, make the environment in workshop cleaner, be favorable to the protection to the workshop environment.

4. According to the laser cutting processing equipment and the processing method, the top cover is closed when the workpiece is operated, the fire can splash during the cutting of the workpiece, the top cover enables the splashed fire to be incapable of splashing outside the machine, the problem of injury to surrounding personnel is solved, personal safety of the surrounding personnel is guaranteed, the surrounding personnel can not be scalded by the splashed spark, and meanwhile the integral neatness of a workshop processing environment is greatly guaranteed.

5. According to the laser cutting processing equipment and the processing method, the detection sensor is arranged, the safe area is set by the detection sensor, when any sensing contact is not sensed in the laser emitting process during processing, the equipment can give an alarm and the laser light emitting is interrupted, so that the safety of an operator is ensured, and the operator can not be burnt by laser.

6. The laser cutting processing equipment and the processing method thereof have the advantages that through the arrangement of the third limiting block, the filtering, the hand-held groove, the inner container box and the drawing box, when a workpiece is subjected to laser cutting operation, generated particle impurities can enter the drawing box from the through hole of the sawtooth cutting plate, high-temperature particle impurities can enter the purifying liquid for cooling due to the fact that the purifying liquid is filled in the drawing box, the drawing box is protected by the purifying liquid, the service life of the drawing box is greatly prolonged, the particle impurities can be filtered by the filtering hole and remain in the inner container box, when the particle impurities need to be cleaned, the drawing box can be drawn out only by holding the pull handle with the hand, the inner container box is drawn out by holding the hand-held groove, the particle impurities are taken out, poured and collected, the purifying liquid and the particle impurities do not need to be poured together, the efficiency of removing the particle impurities is greatly improved, and the purifying liquid can be recycled, the cost is greatly saved.

7. By optimizing the cutting path and the process parameters, the cutting precision and efficiency are improved.

Drawings

FIG. 1 is a schematic view of the overall structure of the apparatus of the present invention;

FIG. 2 is a schematic structural view of the open state of the top cover according to the present invention;

FIG. 3 is a schematic cross-sectional view of the present invention;

FIG. 4 is an enlarged view of part A of the present invention;

FIG. 5 is a schematic view of the structure of FIG. 3 from another view angle;

FIG. 6 is a schematic view of the structure of the position limiting device of the present invention;

fig. 7 is a schematic diagram of the drawing box structure of the present invention.

In the figure: 1. mounting a base; 2. a limiting groove; 3. a serrated cutting plate; 4. installing a frame; 5. a Z-axis rolling guide rail; 6. a Z-axis platform; 7. an X-axis rolling guide rail; 8. an X-axis stage; 9. a Z-axis chute; 10. a motion platform; 11. a Y-axis chute; 12. a Y-axis stage; 13. a laser; 14. a hydraulic cylinder; 15. a slide bar; 16. a first limiting block; 17. a vertical plate; 18. a dust suction nozzle; 19. connecting a through pipe; 20. a communicating pipe; 21. a vacuum cleaner; 22. a detection sensor; 23. a top cover; 24. a second limiting block; 25. a third limiting block; 26. a filtration pore; 27. a hand-held slot; 28. an inner container box; 29. drawing the box; 30. support the feet.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example one

Referring to fig. 1-7, a laser cutting processing device and a processing method thereof, comprising an installation base 1, wherein four corners of the bottom end of the installation base 1 are fixedly connected with supporting legs 30, two sides of the upper surface of the installation base 1 are fixedly connected with installation frames 4, a Z-axis rolling guide 5 is fixedly installed in the installation frames 4, a Z-axis platform 6 can be arranged on the Z-axis rolling guide 5 when the Z-axis platform is movably installed, an X-axis rolling guide 7 is fixedly connected to the surface of the Z-axis platform 6, an X-axis platform 8 is movably installed on the X-axis rolling guide 7, a Z-axis chute 9 is arranged on one side of the X-axis platform 8, a motion platform 10 is slidably connected in the Z-axis chute 9, a Y-axis chute 11 is arranged on one side of the motion platform 10, a Y-axis platform 12 is slidably connected in the Y-axis chute 11, a laser 13 is fixedly installed at the bottom end of, sliding connection has in mounting base 1 takes out box 29, and mounting base 1 upper surface is seted up slottedly, and the inboard border all has seted up spacing groove 2 all around the groove, has placed sawtooth cutting board 3 in the spacing groove 2, one side fixedly connected with riser 17 of mounting base 1's upper surface, and the top of X axle rolling guide 7 is rotated and is connected with top cap 23.

The arrangement of the supporting legs 30 greatly improves the stability of the device, and a placing space is reserved for the cavity arrangement of the drawer 29 in the mounting base 1.

Example two

Based on the first embodiment, as shown in fig. 1-7, the upper surface groove of the mounting base 1 is matched with the model specification of the sawtooth cutting plate 3, and the surface of the sawtooth cutting plate 3 is provided with a plurality of through grooves.

When a workpiece is subjected to a laser cutting operation, the generated particulate impurities are discharged from the through grooves of the serrated cutting plate 3.

EXAMPLE III

According to the first embodiment, as shown in fig. 1-7, two mounting frames 4 are respectively located on two sides of the serrated cutting plate 3, and the laser 13 is located right above the serrated cutting plate 3.

The workpiece on the upper surface of the sawtooth cutting plate 3 is conveniently subjected to laser cutting.

Example four

Based on the first embodiment, as shown in fig. 1 to 7, both ends of the X-axis rolling guide 7 are fixedly connected to the surface of the Z-axis platform 6, the X-axis rolling guide 7 reciprocates on the Z-axis rolling guide 5 through the Z-axis platform 6, the X-axis platform 8 reciprocates on the X-axis rolling guide 7, the moving platform 10 reciprocates in the Z-axis chute 9, and the Y-axis platform 12 reciprocates in the Y-axis chute 11.

Two Z axle platforms 6 move on two Z axle rolling guide 5 respectively, can make X axle rolling guide 7 go up to move after the assigned position, treat Z axle platform 6's rigidity back, X axle platform 8's structural stability promotes greatly, reciprocate in the Y axle spout 11 on the laser 13 accessible Y axle platform 12, be convenient for adjust the distance between the work piece on laser 13 to sawtooth cutting board 3, make things convenient for laser cutting to the work piece by laser 13, motion platform 10 is reciprocating sliding in Z axle spout 9, adjust laser 13 position on the Z axle when carrying out laser cutting to laser 13, X axle platform 8 reciprocating motion can make laser pass through X axle platform 8 and adjust the position on the X axle on X axle rolling guide 7, great improvement the precision of cutting.

EXAMPLE five

Based on the first embodiment, as shown in fig. 1 to 7, the two mounting frames 4 are fixedly connected with hydraulic cylinders 14 close to the outer side surfaces, the telescopic heads of the hydraulic cylinders 14 are fixedly connected with sliding rods 15, the sliding rods 15 penetrate through the mounting frames 4 and are slidably connected with the mounting frames 4, the other ends of the sliding rods 15 are fixedly connected with first limiting blocks 16, and the first limiting blocks 16 are located between the two mounting frames 4 and located on two sides of the sawtooth cutting plate 3 respectively.

When a workpiece is placed on the sawtooth cutting plate 3 to be subjected to laser cutting, the hydraulic cylinder 14 drives the sliding rod 15 to slide in the installation rack 4, the sliding rod 15 drives the first limiting block 16 to slide, two ends of the workpiece on the upper surface of the sawtooth cutting plate 3 are clamped tightly, and the workpiece is limited.

EXAMPLE six

Based on the first embodiment, as shown in fig. 1-7, the vertical plate 17 is located on one side of the sawtooth cutting plate 3, two through holes are formed in the surface of the vertical plate 17, dust suction nozzles 18 are fixedly installed in the two through holes of the vertical plate 17, one ends, facing the outer side of the vertical plate 17, of the dust suction nozzles 18 are communicated through a communicating pipe 19, a communicating pipe 20 is fixedly connected to the communicating pipe 19, a dust collector 21 is fixedly connected to the other end of the communicating pipe 20, and the dust collector 21 is fixedly connected to the surface of one side of the mounting base 1.

The dust collector 21 is arranged on one side of the sawtooth cutting plate 3, so that the dust collector 21 is connected with the communicating pipe 19 through the communicating pipe 20, and splashes, flying dust smoke and fine impurities generated during laser cutting are sucked into the dust collector 21 through the dust suction nozzle 18 connected with the communicating pipe 19, so that the splashes, flying dust smoke and fine impurities generated during laser cutting cannot float to a workshop to pollute the environment.

EXAMPLE seven

Based on embodiment one, as shown in fig. 1-7, the top end of the vertical plate 17 is rotatably connected with a top cover 23, the top cover 23 is located right above the sawtooth cutting plate 3, a second limiting block 24 is fixedly connected to the inner side surface of the installation rack 4, and the second limiting block 24 is attached to the lower surface of the top cover 23.

The setting up of top cap 23 makes the outside that the machine can't be spilt to the flash of light that splashes that carries out laser cutting and produce to the work piece to the flash of light that splashes that has avoided the production can't splash on one's body operating personnel, has guaranteed personnel personal safety around, makes personnel around can not be scalded by the spark that splashes, simultaneously great assurance workshop processing environment holistic clean and tidy nature.

The second limiting block 24 can limit the position of the top cover 23 after being closed.

Example eight

According to the first embodiment, as shown in fig. 1 to 7, the detection sensor 22 is fixedly mounted at one end of the inner side surface of the mounting frame 4.

The detection sensor 22 is provided with a safe area, when any sensing contact is not sensed in the laser emitting process during processing, the device can give an alarm and the laser emitting is interrupted, so that the safety of an operator is ensured, and the operator can not be burnt by laser.

Example nine

Based on the first embodiment, as shown in fig. 1-7, the inner bottom four corners of the drawer 29 is fixedly connected with the third limiting block 25, the inner container box 28 is placed inside the drawer 29, the lower surface of the inner container box 28 is attached to the top end of the third limiting block 25, the bottom end of the inner container box 28 is provided with the plurality of filtering holes 26, the two end walls of the inner container box 28 are fixedly and fixedly provided with the hand-held grooves 27, and the surface of one side of the drawer 29 is fixedly connected with the pull handle.

The purifying liquid exists in the pumping box 29, high-temperature particle impurities generated by laser cutting enter the purifying liquid to be cooled, the pumping box 29 is protected by the purifying liquid, and the service life of the pumping box 29 is greatly prolonged.

The third limiting block 25 enables the inner container box 28 to be placed in the drawing box 29 in a suspended state at the bottom, the inner container box 28 can be suspended in the purifying liquid, particle impurities can be filtered by the filtering holes 26 and left in the inner container box 28, when the particle impurities need to be cleaned, the drawing box 29 is only needed to be drawn out, the lifting groove 27 is held again to lift the inner container box 28, the particle impurities are taken out, poured and collected, and the purifying liquid and the particle impurities do not need to be poured together.

The arrangement of the handle groove 27 is convenient for a person to lift the inner container box 28 out of the drawing box 29, and the arrangement of the pull handle is convenient for the person to draw the pull handle out.

Example ten

Based on the first embodiment, as shown in fig. 1 to 7, a processing method of a laser cutting processing device is characterized in that: the application method sequentially comprises the following steps:

step one, opening the top cover 23 and placing a workpiece on the upper surface of the sawtooth cutting plate 3;

step two, starting the hydraulic cylinder 14, driving the first limiting block 16 to move to clamp the workpiece on the upper surface of the sawtooth cutting plate 3, and closing the top cover 23;

moving the X-axis rolling guide rail 7 to a cutting position through the Z-axis platform 6;

and step four, starting the laser 13 to cut the workpiece.

The working principle is as follows: in the device, two Z-axis platforms 6 respectively move on two Z-axis rolling guide rails 5, after the X-axis rolling guide rails 7 move to a designated position, after the position of the Z-axis platform 6 is fixed, the structural stability of the X-axis platform 8 is greatly improved, a laser 13 can move up and down in a Y-axis chute 11 on a Y-axis platform 12, the distance between the laser 13 and a workpiece on a sawtooth cutting plate 3 is convenient to adjust, the laser 13 is convenient to carry out laser cutting on the workpiece, a moving platform 10 slides in the Z-axis chute 9 in a reciprocating manner, the position of the laser 13 on the Z axis is adjusted when the laser 13 carries out laser cutting, the X-axis platform 8 reciprocates on the X-axis rolling guide rails 7, the laser can be adjusted on the X axis through the X-axis platform 8, when the operation is carried out, the workpiece is placed on the sawtooth cutting plate 3, a hydraulic cylinder 14 drives a sliding rod 15 to slide in a mounting rack 4, the sliding slide rod 15 drives the first limiting block 16 to slide, two ends of a workpiece on the upper surface of the sawtooth cutting plate 3 are clamped tightly, the position of the workpiece is limited, the stability of the workpiece is greatly improved when the workpiece is cut, when a laser 13 cuts the workpiece by laser, due to the characteristics of the laser, the workpiece generates splashes, flying dust smoke and fine impurities, a dust collector 21 is started, the dust collector 21 is connected with a connecting through pipe 19 through a communicating pipe 20, the splashes, the flying dust smoke and the fine impurities generated during the laser cutting are sucked into the dust collector 21 through a dust suction nozzle 18 connected with the connecting through pipe 19, so that the splashes, the flying dust smoke and the fine impurities generated during the laser cutting cannot float into a workshop, the top cover 23 is closed when the workpiece is operated, during the cutting of the workpiece, the fire light can splash, and the top cover 23 can prevent the splashed fire light from splashing out of the machine, the detection sensor 22 is provided with a safe area, when any sensing contact is not sensed in the laser emitting process during processing, the device can give an alarm and the laser emitting is interrupted, when the laser cutting operation is performed on a workpiece, generated particle impurities can enter the pumping box 29 from the through hole of the sawtooth cutting plate 3, the high-temperature particle impurities can enter the purifying liquid to be cooled due to the fact that the purifying liquid is filled in the pumping box, the pumping box 29 is protected by the purifying liquid, the service life of the pumping box 29 is greatly prolonged, the particle impurities can be filtered by the filtering hole 26 and remain in the inner container box 28, when the particle impurities need to be cleaned, only a person needs to hold the pull handle to pump the pumping box 29 out, then hold the lifting groove 27 to lift the inner container box 28, the particle impurities are taken out, poured and collected, and the purifying liquid and the particle impurities do not need to be poured.

EXAMPLE eleven

The equipment and the method of the invention are adopted to process a super-thick steel plate, and the parameters are as follows:

the thickness is 40mm, the length and the width are 5000mmX5000mm, the cutting speed is 600mm/min,

by optimizing the path, the cutting time is 6-8 minutes, and the cutting efficiency is improved by 40%;

through parameter optimization, the optimal cutting speed of 600mm/min, the defocusing amount of 15mm and the auxiliary gas pressure of 25 kg are obtained, and the cut product has high precision, smooth surface and no slag adhesion.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A laser cutting processing device, includes mounting base (1), its characterized in that: the bottom four corners of the mounting base (1) are fixedly connected with supporting legs (30), two sides of the upper surface of the mounting base (1) are fixedly connected with a mounting rack (4), a Z-axis rolling guide rail (5) is fixedly mounted in the mounting rack (4), a Z-axis platform (6) can be arranged on the Z-axis rolling guide rail (5) during movable bundling, an X-axis rolling guide rail (7) is fixedly connected to the surface of the Z-axis platform (6), an X-axis platform (8) is movably mounted on the X-axis rolling guide rail (7), a Z-axis chute (9) is formed in one side of the X-axis platform (8), a moving platform (10) is slidably connected in the Z-axis chute (9), a Y-axis chute (11) is formed in one side of the moving platform (10), a Y-axis platform (12) is slidably connected in the Y-axis chute (11), and a laser (13) is fixedly mounted at the bottom of the Y-axis platform (12), for the cavity setting in mounting base (1), sliding connection has in mounting base (1) takes out box (29), mounting base (1) upper surface is seted up slottedly, and groove inboard border all has seted up spacing groove (2) all around, sawtooth cutting board (3) have been placed in spacing groove (2), one side fixedly connected with riser (17) of the upper surface of mounting base (1), the top of X axle rolling guide (7) is rotated and is connected with top cap (23).

2. The laser cutting processing apparatus according to claim 1, wherein: the mounting base (1) upper surface groove is identical with the model specification of sawtooth cutting board (3), a plurality of logical groove has been seted up on the surface of sawtooth cutting board (3).

3. The laser cutting processing apparatus according to claim 1, wherein: two installation frame (4) are located the both sides of sawtooth cutting board (3) respectively, laser instrument (13) are located sawtooth cutting board (3) directly over.

4. The laser cutting processing apparatus according to claim 1, wherein: the two ends of the X-axis rolling guide rail (7) are fixedly connected with the surface of the Z-axis platform (6), the X-axis rolling guide rail (7) reciprocates on the Z-axis rolling guide rail (5) through the Z-axis platform (6), the X-axis platform (8) reciprocates on the X-axis rolling guide rail (7), the motion platform (10) reciprocates in the Z-axis sliding groove (9), and the Y-axis platform (12) reciprocates in the Y-axis sliding groove (11).

5. The laser cutting processing apparatus according to claim 1, wherein: two lean on equal fixedly connected with pneumatic cylinder (14) of outside surface on installation frame (4), the overhead fixedly connected with slide bar (15) of flexible of pneumatic cylinder (14), slide bar (15) run through installation frame (4) and with installation frame (4) sliding connection, the other end fixedly connected with stopper (16) of slide bar (15), two stopper (16) all are located between two installation frames (4), and are located the both sides of sawtooth cutting board (3) respectively.

6. The laser cutting processing apparatus according to claim 1, wherein: the utility model discloses a sawtooth cutting board, including riser (17), dust catcher (21), connecting siphunculus (19), connecting siphunculus (20), the other end fixedly connected with dust catcher (21) of communicating siphunculus (20), one side fixed surface of dust catcher (21) and mount pad (1) is connected, two through-holes have been seted up on the surface of riser (17), equal fixed mounting has dust absorption mouth (18) in two through-holes of riser (17), the one end towards riser (17) outside on dust absorption mouth (18) is through connecting siphunculus (19) intercommunication, fixedly connected with communicating pipe (20) on connecting siphunculus (19), the other end fixedly connected with dust.

7. The laser cutting processing apparatus according to claim 1, wherein: the top of riser (17) is rotated and is connected with top cap (23), top cap (23) are located sawtooth cutting board (3) directly over, the inboard fixed surface of installation frame (4) is connected with stopper two (24), stopper two (24) are laminated with the lower surface of top cap (23).

8. The laser cutting processing apparatus according to claim 1, wherein: draw equal fixedly connected with stopper three (25) in inner bottom four corners department of box (29), inner bag box (28) have been placed to the inside of drawing box (29), the lower surface of inner bag box (28) and the top laminating of stopper three (25), a plurality of filtration pore (26) have been seted up to the bottom of inner bag box (28), hand-held groove (27) have been seted up admittedly all to the fixed the having seted up of both ends limit wall of inner bag box (28), one side fixed surface of drawing box (29) is connected with the pull handle.

9. The machining method of a laser cutting machining apparatus according to claims 1 to 8, characterized in that: the application method sequentially comprises the following steps:

step one, opening a top cover (23), and placing a workpiece on the upper surface of the sawtooth cutting plate (3);

step two, starting the hydraulic cylinder (14), driving the first limiting block (16) to move to clamp the workpiece on the upper surface of the sawtooth cutting plate (3), and closing the top cover (23);

moving the X-axis rolling guide rail (7) to a cutting position through the Z-axis platform (6);

and step four, starting the laser (13) to cut the workpiece.

10. The machining method of a laser cutting machining apparatus according to claim 9, characterized in that: the product of laser cutting processing is an ultra-thick steel plate.