CN116765634B - Laser cutting device for steel - Google Patents
Laser cutting device for steel Download PDFInfo
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- CN116765634B CN116765634B CN202311035729.8A CN202311035729A CN116765634B CN 116765634 B CN116765634 B CN 116765634B CN 202311035729 A CN202311035729 A CN 202311035729A CN 116765634 B CN116765634 B CN 116765634B
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- seat
- steel
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- laser cutting
- cutting device
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 80
- 239000010959 steel Substances 0.000 title claims abstract description 80
- 238000003698 laser cutting Methods 0.000 title claims abstract description 38
- 238000005520 cutting process Methods 0.000 claims abstract description 29
- 239000002699 waste material Substances 0.000 claims abstract description 19
- 230000000670 limiting effect Effects 0.000 claims abstract description 12
- 230000007246 mechanism Effects 0.000 claims abstract description 9
- 239000000428 dust Substances 0.000 claims abstract description 7
- 239000004744 fabric Substances 0.000 claims abstract description 5
- 238000001816 cooling Methods 0.000 claims description 23
- 239000007788 liquid Substances 0.000 claims description 23
- 238000000889 atomisation Methods 0.000 claims description 21
- 230000002441 reversible effect Effects 0.000 claims description 15
- 238000003860 storage Methods 0.000 claims description 8
- 239000000110 cooling liquid Substances 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 230000010355 oscillation Effects 0.000 claims description 3
- 230000001133 acceleration Effects 0.000 claims 3
- 230000000694 effects Effects 0.000 abstract description 7
- 238000007664 blowing Methods 0.000 abstract description 4
- 230000036961 partial effect Effects 0.000 abstract description 3
- 239000000779 smoke Substances 0.000 abstract description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 12
- 239000000126 substance Substances 0.000 description 8
- 229910052757 nitrogen Inorganic materials 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 210000001503 joint Anatomy 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000002893 slag Substances 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 239000002826 coolant Substances 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000009834 vaporization Methods 0.000 description 2
- 230000008016 vaporization Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/36—Removing material
- B23K26/38—Removing material by boring or cutting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/14—Working by laser beam, e.g. welding, cutting or boring using a fluid stream, e.g. a jet of gas, in conjunction with the laser beam; Nozzles therefor
- B23K26/142—Working by laser beam, e.g. welding, cutting or boring using a fluid stream, e.g. a jet of gas, in conjunction with the laser beam; Nozzles therefor for the removal of by-products
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/70—Auxiliary operations or equipment
- B23K26/702—Auxiliary equipment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2103/00—Materials to be soldered, welded or cut
- B23K2103/02—Iron or ferrous alloys
- B23K2103/04—Steel or steel alloys
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Laser Beam Processing (AREA)
Abstract
The invention relates to the technical field of steel laser cutting, and discloses a laser cutting device for steel, which comprises a base, wherein a screw rod fixing mechanism acting on a steel pipe is arranged in the middle of the base, supporting seats are symmetrically and vertically arranged on two sides of the base, middle seats are horizontally arranged at the upper ends of the two groups of supporting seats, and limiting sliding grooves are symmetrically formed in two sides of the upper end surface of the middle seat. According to the laser cutting device for the steel, the first control valve on the suction pipe is opened, so that negative pressure is generated at the suction port, on one hand, the negative pressure acts on the molten matters remained by blowing and is matched with the air pressure of the nozzle, acting force is increased, dead angle positions are eliminated, residues are removed, the cutting gap is ensured to be cleaned, on the other hand, falling molten matters and partial solidified matters can enter the suction pipe and then enter the waste box and are adhered to the dust collection cloth bag, the effect of collecting smoke dust in workshops is achieved, and better use prospects are brought.
Description
Technical Field
The invention relates to the technical field of steel laser cutting, in particular to a laser cutting device for steel.
Background
The laser cutting is to irradiate the workpiece with focused high power density laser beam to make the irradiated material melt, vaporize, ablate or reach the ignition point fast, and to blow out the molten matter with the high speed airflow coaxial with the laser beam to cut the workpiece.
Because the existing tubular steel has a hollow area, when the laser cutting is utilized, the steel needs to be continuously turned over, so that the operation steps are complicated, time and labor are wasted, and the working efficiency is low; secondly, when the air flow at the nozzle blows out the molten substances, the problems of insufficient blowing uniformity, blowing dead angles and the like caused by environmental influence and air flow instability are solved, and residual slag is easy to remain at a cutting seam, so that the cutting quality is poor; in addition, the existing steel pipe is easy to be heated and blackened at the tangent plane because of slow heat dissipation and untimely temperature reduction after cutting, slag is hung, the product quality is affected, and the steel pipe just cut can be used and stored only after long-time natural cooling, so that the steel pipe is not convenient enough.
In view of the above, considering that the existing facilities cannot meet the working and use requirements, we propose a laser cutting device for steel.
Disclosure of Invention
The invention mainly aims to provide a laser cutting device for steel, which can effectively solve the problems in the background technology.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows:
the utility model provides a laser cutting device for steel, includes the base, the intermediate position of base is provided with the lead screw fixed establishment that acts on the steel pipe.
As a preferable embodiment of the laser cutting device for steel according to the present invention, wherein: the two sides of the base are symmetrically and vertically provided with supporting seats, the upper ends of the two groups of supporting seats are horizontally provided with middle seats, and two sides of the upper end surface of the middle seat are symmetrically provided with limiting sliding grooves.
As a preferable embodiment of the laser cutting device for steel according to the present invention, wherein: and cutting tools are arranged in the two groups of limiting sliding grooves.
As a preferable embodiment of the laser cutting device for steel according to the present invention, wherein: the middle part position of middle seat is provided with the waste bin, it has dust absorption sack to distribute in the waste bin, the evacuation pump is installed to the bottom symmetry of waste bin, the quantity of evacuation pump is 2 groups.
As a preferable embodiment of the laser cutting device for steel according to the present invention, wherein: four corners of intermediate seat are connected with the footstock through the stand, the mounting groove has been seted up to the intermediate position of footstock, laser driver has been placed in the mounting groove, a plurality of groups of tracks are installed to the bottom equidistance of footstock, the removal is provided with laser light source in the track, laser light source's bottom is provided with the nozzle.
As a preferable embodiment of the laser cutting device for steel according to the present invention, wherein: the screw rod fixing mechanism comprises a fixing seat, a long screw rod, a first bearing seat, forward spiral lines, reverse spiral lines, screw rod motors, guide rods and a movable clamp holder, wherein the fixing seat is riveted at the upper end of the base in two groups, two ends of the long screw rod are respectively connected with the fixing seat through the first bearing seat, one group of the long screw rod motors are installed on the fixing seat, the screw rod motors are connected with one end of the long screw rod through a coupler, the positions, close to the two ends, of the long screw rod are symmetrically distributed with the forward spiral lines and the reverse spiral lines, the positions of the forward spiral lines and the reverse spiral lines are respectively provided with the movable clamp holder, the guide rods are symmetrically welded between the bottoms of the fixing seats, and the number of the guide rods is 2 groups.
As a preferable embodiment of the laser cutting device for steel according to the present invention, wherein: the movable clamp holder comprises a movable seat, a screw nut sleeve, a guide hole and a clamping seat, wherein the screw nut sleeve acting on a forward spiral line or a reverse spiral line is arranged in the middle of the movable seat, the screw nut sleeve comprises a screw nut, the lower position of the movable seat is symmetrically provided with the guide hole for a guide rod to pass through, and the clamping seat is horizontally fixed at the upper end of the movable seat.
As a preferable embodiment of the laser cutting device for steel according to the present invention, wherein: the movable clamp holder further comprises an outer bearing seat, an inner connecting bearing, a chain wheel, a chain, a number one gear and a rubber pad, wherein a plurality of groups of outer bearing seats are fixed on the upper end face equidistance of the clamping seat, each group of outer bearing seats are internally provided with the inner connecting bearing in a rotating mode, the part, extending out of the outer bearing seats, of each inner connecting bearing is sleeved with the chain wheel, the inner connecting bearing at the middle position is sleeved with the two groups of chain wheels, the adjacent chain wheels are connected with the chain to drive, the number one gear is sleeved on the inner connecting bearing at the outer position, and the inner middle position of the inner connecting bearing is provided with the rubber pad acting on the pipe mouth of the steel pipe.
As a preferable embodiment of the laser cutting device for steel according to the present invention, wherein: the inside of grip slipper and stretch out the up end of grip slipper and be provided with No. two gears, no. two gears and No. one gear mesh mutually, no. two gears cup joint in the pivot, servo motor is installed to the one end of pivot, the other end of pivot is fixed through the inner wall of second bearing frame and grip slipper.
As a preferable embodiment of the laser cutting device for steel according to the present invention, wherein: the cutting tool comprises a tool transverse frame, sliding blocks, arc grooves and suction ports, wherein the tool transverse frame is transversely arranged, the sliding blocks are symmetrically welded at two ends of the bottom of the tool transverse frame, the sliding blocks are mutually matched in limiting sliding grooves, a plurality of groups of arc grooves for steel pipes to pass through are formed in the upper end face of the tool transverse frame at equal intervals, the arc grooves are not contacted with each other, and the suction ports are formed in the arc grooves.
As a preferable embodiment of the laser cutting device for steel according to the present invention, wherein: the cutting tool further comprises a joint and a suction pipe, a sealing channel is arranged in the tool transverse frame and communicated with all suction ports, two groups of joints are symmetrically arranged at the lower end of the sealing channel and positioned at the bottom of the tool transverse frame, the joint is connected with the suction pipe, the suction pipe stretches into the waste box, and a first control valve is arranged on the suction pipe.
As a preferable embodiment of the laser cutting device for steel according to the present invention, wherein: a plurality of storage grooves are formed in one side of the upper end part of the circular arc groove, and an atomization cooler is movably arranged in each storage groove.
As a preferable embodiment of the laser cutting device for steel according to the present invention, wherein: the atomizing cooler comprises an atomizing head, a circulation cavity, a mouth, a curved veneering and an atomizing accelerating outlet, wherein the atomizing head is positioned in a storage groove and is matched with the storage groove, the circulation cavity is formed in the atomizing head in an upward direction, the mouth is arranged at one end of the atomizing head, the outer surface of the mouth is arranged to act on the curved veneering of a steel pipe, the atomizing accelerating outlet is formed in the middle of the curved veneering, and the atomizing accelerating outlet is communicated with the circulation cavity.
As a preferable embodiment of the laser cutting device for steel according to the present invention, wherein: the atomizing cooler further comprises a spring, an atomizing disc, a cooling cylinder and a liquid adding pipe, wherein a plurality of groups of springs are fixed between the atomizing head and the groove wall of the containing groove, the number of the springs is preferably 2-4 groups, the atomizing disc is fixed above the atomizing head and located in the tool transverse frame, the atomizing disc comprises an atomizing cavity and an ultrasonic oscillating piece, the upper end of the atomizing disc extends out of the tool transverse frame and is provided with the cooling cylinder, oil-discharging cooling liquid is stored in the cooling cylinder, the upper end of the cooling cylinder is provided with the liquid adding pipe, the bottom of the cooling cylinder is provided with a liquid guide opening, and the second control valve is installed at the liquid guide opening.
As a preferable embodiment of the laser cutting device for steel according to the present invention, wherein: the laser light source comprises a rail wheel, a light core, a protective lens combination, a focusing lens, a ceramic ring, a driving structure and an air inlet, wherein the rail wheel is positioned on a rail, the air inlet is connected with an air outlet joint of a nitrogen tank through an air pipe, and the nitrogen tank is arranged on a top seat.
As a preferable embodiment of the laser cutting device for steel according to the present invention, wherein: the screw rod motor is connected with the base through a motor seat.
As a preferable embodiment of the laser cutting device for steel according to the present invention, wherein: the optimal number of the outer bearing seat, the inner bearing seat, the arc groove and the atomizing cooler is 3-8 groups.
The invention provides a laser cutting device for steel by improving, which has the following remarkable improvements and advantages compared with the prior art:
the screw rod motor is started to drive the long screw rod to rotate, so that the movable clamp holders located at the positions of the forward spiral lines and the reverse spiral lines move in opposite directions, two pipe orifices of the steel pipe are respectively contacted with the rubber pads, then the steel pipe is compressed, opposite clamping of the steel pipe is achieved, the centering and positioning effects are achieved, the steel pipes can be synchronously positioned, and the fixing efficiency and the positioning accuracy are improved.
Starting a servo motor to drive a rotating shaft to rotate, enabling a gear II to drive a gear I to rotate, enabling an inner connecting bearing on the gear I to rotate at a low speed, driving a plurality of groups of inner connecting bearings to synchronously rotate through a chain wheel structure, driving a plurality of groups of steel pipes to synchronously and slowly rotate, and cutting while rotating, so that the automatic degree is high, and time and labor are saved.
The first control valve on the suction pipe is opened to enable the suction port to generate negative pressure, on one hand, the negative pressure acts on the residual molten substances after blowing and is matched with the air pressure of the nozzle, acting force is increased, dead angle positions are eliminated, residues are removed, the cleaning of the cutting gap port is ensured, on the other hand, falling molten substances and partial solidified substances can enter the suction pipe and then enter the waste box, and the waste box is stuck on a dust collection cloth bag to achieve the effect of collection, so that the smoke quantity of a workshop is reduced.
The steel pipe rotates anticlockwise slowly, make the incision position remove to the mouth slowly, thereby laminate mutually with the curved wainscot of mouth, make the atomizing accelerate outlet and incision butt joint, pour into a small amount of coolant liquid into in the atomizing dish through the drain mouth, the rethread starts the oscillator, utilize the ultrasonic wave oscillating piece vibration, arouse the coolant liquid atomizing, the atomized liquid drop enters into the circulation intracavity downwards from one side bottom of atomizing dish, the narrow atomising head of rethread accelerates, spout steel pipe's incision and inside from the atomizing accelerate outlet, utilize low temperature atomized liquid drop to absorb heat around, utilize the special matter of water smoke to improve coverage and cover the degree of consistency, and atomized liquid drop is heated the vaporization, further vaporization heat absorption, reach cooling and cooling's purpose.
Drawings
FIG. 1 is a schematic view showing the overall structure of a laser cutting device for steel materials according to the present invention;
FIG. 2 is a schematic view of the outer structure of the intermediate seat of the present invention;
FIG. 3 is a schematic view of the external structure of the screw rod fixing mechanism of the present invention;
FIG. 4 is a schematic view showing a specific structure of the screw fixing mechanism of the present invention;
FIG. 5 is a schematic view of the external structure of the mobile gripper of the present invention;
FIG. 6 is a schematic diagram of the driving structure of the moving gripper of the present invention;
FIG. 7 is a schematic view of the lower end structure of the top base of the present invention;
FIG. 8 is a schematic diagram of a specific structure of a cutting tool according to the present invention;
fig. 9 is a schematic diagram of an external structure of a cutting tool in a second embodiment of the present invention;
fig. 10 is a schematic diagram showing a specific structure of the atomizing cooler according to the present invention.
In the figure: 1. a base; 2. a support base; 3. a middle seat; 4. a column; 5. a top base; 6. a mounting groove; 7. a screw rod fixing mechanism; 71. a fixing seat; 72. a long screw rod; 73. a first bearing seat; 74. forward spiral lines; 75. reverse spiral lines; 76. a screw motor; 77. a guide rod; 8. cutting tools; 81. a cross frame; 82. a slide block; 83. an arc groove; 84. a suction port; 85. a joint; 86. a suction pipe; 9. moving the gripper; 90. a movable seat; 91. a screw-nut sleeve; 92. a guide hole; 93. a clamping seat; 94. an outer bearing housing; 95. connecting a bearing internally; 96. a sprocket; 97. a chain; 98. a first gear; 99. a rubber pad; 10. a steel pipe; 11. a laser driver; 12. a track; 13. a laser light source; 14. a nozzle; 20. a second gear; 21. a rotating shaft; 22. a servo motor; 24. limiting sliding grooves; 25. a waste bin; 26. a vacuum pump; 27. a receiving groove; 30. an atomizing cooler; 31. an atomizing head; 32. a flow-through chamber; 33. a mouth; 34. curved veneering; 35. a spring; 36. an atomizing disk; 37. a cooling cylinder; 38. a liquid adding tube; 39. an atomization accelerating outlet; 40. a nitrogen tank; 41. and a motor base.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In a first embodiment, as shown in fig. 1-8, the present embodiment provides a laser cutting device for steel, which includes a base 1, support bases 2 are vertically arranged on two sides of the base 1 symmetrically, and the upper ends of the two groups of support bases 2 are horizontally provided with a middle base 3.
Further, a screw rod fixing mechanism 7 acting on the steel pipe 10 is provided at the middle position of the base 1, as shown in fig. 1 and 2.
Specifically, the screw fixing mechanism 7 includes a fixing base 71, a long screw 72, a first bearing housing 73, a forward screw 74, a reverse screw 75, a screw motor 76, a guide bar 77, and a moving gripper 9, as shown in fig. 3 and 4.
In this embodiment, two sets of fixing seats 71 are symmetrically riveted at the upper end of the base 1, two ends of the long screw 72 are respectively connected with the fixing seats 71 through a first bearing seat 73, a screw motor 76 is mounted on one set of fixing seats 71, and the screw motor 76 is connected with one end of the long screw 72 through a coupling.
In this embodiment, the positions of the long screw rod 72 near the two ends are symmetrically distributed with a forward spiral line 74 and a reverse spiral line 75, the centers of the two are symmetrically distributed, the positions of the forward spiral line 74 and the reverse spiral line 75 are both provided with a movable clamp 9, and a guide rod 77 is symmetrically welded between the bottoms of the two groups of fixing seats 71, and the guide rod 77 is horizontally arranged.
Specifically, the movable holder 9 includes a movable seat 90, a lead screw nut housing 91, a guide hole 92, and a holder 93, as shown in fig. 5.
In this embodiment, a screw nut sleeve 91 acting on the forward spiral thread 74 or the reverse spiral thread 75 is disposed in the middle of the moving seat 90, a screw nut is included in the screw nut sleeve 91, the screw nut moves spirally at the thread, a guiding hole 92 for the guiding rod 77 to pass through is symmetrically disposed at the lower position of the moving seat 90, the guiding limiting function is achieved, and a clamping seat 93 is horizontally fixed at the upper end of the moving seat 90.
Further, the moving gripper 9 further includes an outer bearing housing 94, an inner bearing 95, a sprocket 96, a chain 97, a number one gear 98, and a rubber pad 99, as shown in fig. 5 and 6.
In this embodiment, a plurality of groups of outer bearing seats 94 are fixed on the upper end surface of the clamping seat 93 at equal intervals, and an inner connecting bearing 95 is rotatably disposed in each group of outer bearing seats 94, and the inner connecting bearing 95 partially extends out of the outer bearing seats 94.
In this embodiment, the part of the inner connecting bearing 95 extending out of the outer bearing seat 94 is sleeved with the sprocket 96, the inner connecting bearing 95 near the middle position is sleeved with two groups of sprockets 96, the adjacent sprockets 96 are connected and driven by the chain 97, the inner connecting bearing 95 near the outer position is sleeved with the gear 98, the inner middle position of the inner connecting bearing 95 is provided with the rubber pad 99 acting on the pipe orifice of the steel pipe 10, the rubber pad 99 can be compressed to a certain extent, and a contact acting force exists between the compressed rubber pad 99 and the pipe orifice of the steel pipe 10, so that the two can be prevented from moving relatively.
The second gear 20 is disposed in the clamping seat 93 and extends out of the upper end surface of the clamping seat 93, and the second gear 20 is meshed with the first gear 98, as shown in fig. 6.
The second gear 20 is sleeved on the rotating shaft 21, one end of the rotating shaft 21 is provided with a servo motor 22, and the other end of the rotating shaft 21 is fixed with the inner wall of the clamping seat 93 through a second bearing, as shown in fig. 6.
Further, limit sliding grooves 24 are symmetrically formed in two sides of the upper end face of the middle seat 3, cutting tools 8 are arranged in the two groups of limit sliding grooves 24, a waste box 25 is arranged in the middle of the middle seat 3, dust collection cloth bags are distributed in the waste box 25 and play a role in filtering and adsorbing waste residues, vacuumizing pumps 26 are symmetrically arranged at the bottom of the waste box 25 and are used for exhausting air in the waste box 25 to form a negative pressure state, and the negative pressure state is shown in fig. 2 and 7.
Specifically, the cutting tool 8 includes a tool cross frame 81, a slider 82, an arc groove 83, and a suction port 84, as shown in fig. 8.
In this embodiment, the tooling cross frame 81 is transversely arranged, two ends of the bottom of the tooling cross frame 81 are symmetrically welded with the sliding blocks 82, the sliding blocks 82 are located in the limiting sliding grooves 24 and are engaged with each other, the sliding blocks can linearly move in the limiting sliding grooves 24, certain friction force is generated between the sliding blocks and the limiting sliding grooves, a positioning effect is achieved, a plurality of groups of circular arc grooves 83 (wrapping a large half of the cross section of the steel tube 10) for the steel tube 10 to pass through are formed in the upper end face of the tooling cross frame 81 at equal intervals, the two circular arc grooves are not contacted, and a suction port 84 is formed in the inner portion of the circular arc grooves 83.
Further, the cutting tool 8 further comprises a joint 85 and a suction pipe 86, as shown in fig. 8.
In this embodiment, be provided with sealed passageway in the frock crossbearer 81, sealed passageway and all suction mouth 84 intercommunication, sealed passageway lower extreme and lie in the bottom symmetry of frock crossbearer 81 and be provided with two sets of joints 85, be connected with suction pipe 86 on the joint 85, suction pipe 86 is ripple flexible pipe, can be stretched or shrink along with the change of frock crossbearer 81 position, suction pipe 86 stretches into in the waste bin 25, installs first control valve on the suction pipe 86.
Further, four corners of the middle seat 3 are connected with the top seat 5 through the upright posts 4, the effect of connection and fixation is achieved, the installation groove 6 is formed in the middle position of the top seat 5, the laser driver 11 is placed in the installation groove 6, the laser driver 11 is electrically connected with the laser light sources 13, the multiple groups of the laser light sources 13 are synchronously driven, a plurality of groups of the tracks 12 are equidistantly arranged at the bottom of the top seat 5, the laser light sources 13 are arranged in the tracks 12 in a moving mode, and the nozzles 14 are arranged at the bottom of the laser light sources 13, as shown in fig. 1 and 7.
The laser light source 13 comprises a rail wheel, a light core, a protective lens combination, a focusing lens, a ceramic ring, a driving structure and an air inlet, wherein the rail wheel is positioned on the rail 12, the air inlet is connected with an air outlet connector of the nitrogen tank 40 through an air pipe, and the nitrogen tank 40 is arranged on the top seat 5.
Further, the screw motor 76 is connected to the base 1 through the motor mount 41, as shown in fig. 2.
When the device is used, firstly, each group of steel pipes 10 is inserted into an inner connecting bearing 95 (the steel pipes 10 and the inner connecting bearing 95 are matched, namely, a coaxial core) between two groups of movable clamps 9, then a screw rod motor 76 is started to drive a long screw rod 72 to rotate, so that the movable clamps 9 positioned at the positions of a forward spiral line 74 and a reverse spiral line 75 move towards each other, two pipe orifices of the steel pipes 10 are respectively contacted with a rubber pad 99, then are compressed, the steel pipes 10 are clamped towards each other, a positioning effect is achieved, then a tooling cross frame 81 is moved to a cutting point position of the steel pipes 10 (a suction opening 84 on the tooling cross frame 81 covers a cutting gap opening), then a plurality of groups of laser sources 13 are synchronously moved to a position right above the cutting point position along respective tracks 12, and the laser sources 13 self-drive a driver traction nozzle 14 to descend to a position close to the cutting point position, the steel tube 10 is cut by laser, and nitrogen is sprayed from the nozzle 14 to clean molten substances, so that a cutting gap is exposed, at the moment, a first control valve on the suction tube 86 is opened to generate negative pressure at the position of the suction opening 84, on one hand, the negative pressure acts on the molten substances which are remained after being sprayed and matched with the air pressure of the nozzle 14 to remove residues, so as to ensure that the cutting gap is cleaned, on the other hand, the falling molten substances and partial solidified substances enter the suction tube 86 and then enter the waste bin 25 to be adhered on a dust collection cloth bag, so that the collecting effect is achieved, meanwhile, the servo motor 22 is started to drive the rotating shaft 21 to rotate, the gear number two 98 is driven to rotate along with the gear number two 98, the inner connecting bearings 95 on the gear number one 98 are driven to rotate at a low speed through a sprocket structure, thereby driving the plurality of groups of steel pipes 10 to slowly rotate and cut while rotating until finishing cutting after one circle.
In the second embodiment, on the basis of the first embodiment, the conventional steel tube 10 is easy to blacken a cut surface and hang slag after cutting due to slow heat dissipation and untimely temperature reduction, and the steel tube 10 can be used only after long-time natural cooling, so as to solve the above technical problems, a storage groove 27 is formed on one side of the upper end portions of a plurality of circular arc grooves 83, and an atomization cooler 30 is movably arranged in the storage groove 27, as shown in fig. 9 and 10.
Specifically, the atomizing cooler 30 includes an atomizing head 31, a flow chamber 32, a mouth 33, a curved facing 34, and an atomization accelerating outlet 39, as shown in fig. 10.
In this embodiment, the atomizing head 31 is located in the accommodating groove 27, the atomizing head 31 moves linearly in the accommodating groove 27, and the atomizing head 31 and the accommodating groove are matched, and the inside of the atomizing head 31 is provided with the flow chamber 32 upwards.
In this embodiment, one end of the atomizing head 31 is provided with a mouth 33, an accelerating channel is provided in the mouth 33, the outer surface of the mouth 33 is provided to act on a curved surface 34 of the steel pipe 10, an atomization accelerating outlet 39 is provided in the middle of the curved surface 34, the atomization accelerating outlet 39 is aligned with the cutting slit, and the atomization accelerating outlet 39, the accelerating channel and the circulation cavity 32 are communicated.
Further, the atomizing cooler 30 further includes a spring 35, an atomizing disk 36, a cooling cylinder 37, and a liquid charging pipe 38, as shown in fig. 10.
In this embodiment, the spring 35 is altogether fixed between atomising head 31 and the groove wall of accomodating recess 27 a plurality of groups, and spring 35 provides the elasticity and is used for guaranteeing the laminating nature of atomising head 31 and steel pipe 10, and the top of atomising head 31 is located the inside of frock crossbearer 81 and is fixed with atomizing dish 36, including atomizing chamber and ultrasonic wave vibration piece in the atomizing dish 36, and atomizing dish 36's bottom one side is provided with out the fog mouth, is sealed setting around fog mouth and the circulation chamber 32.
In this embodiment, the upper end of the atomizing disk 36 extends out of the tooling cross frame 81 to be provided with a cooling cylinder 37, the cooling cylinder 37 stores oil cooling liquid, the upper end of the cooling cylinder 37 is provided with a liquid adding pipe 38, the bottom of the cooling cylinder 37 is provided with a liquid guiding port, and a second control valve is arranged at the liquid guiding port.
When the steel tube 10 is used, in the cutting process, the steel tube 10 rotates anticlockwise slowly, so that the cut position moves towards the mouth 33 slowly, the steel tube is attached to the curved attaching surface 34 of the mouth 33, the atomization accelerating outlet 39 is abutted to the cut, a small amount of cooling liquid is injected into the atomization disc 36 through the liquid guide port, then the oscillator is started, the ultrasonic oscillation piece is used for oscillation, the cooling liquid is caused to be atomized, atomized liquid drops enter the circulation cavity 32 downwards from the bottom mist outlet of the atomization disc 36, then the atomized liquid drops are accelerated through the narrow mouth 33, the cut and the inside of the steel tube 10 are sprayed from the atomization accelerating outlet 39, surrounding heat is absorbed by the atomized liquid drops at low temperature, the atomized liquid drops are heated and vaporized, heat is further absorbed, the cooling and cooling purposes are achieved until the steel tube 10 is cut, and the atomization cooling process is finished.
It is noted that relational terms such as first and second, and the like are 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. Moreover, 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 understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a laser cutting device for steel, includes base (1), its characterized in that: the steel pipe cutting device is characterized in that screw rod fixing mechanisms (7) for clamping a plurality of groups of steel pipes (10) are longitudinally arranged at the middle position of the base (1), supporting seats (2) are vertically arranged on two sides of the base (1) symmetrically, middle seats (3) are horizontally arranged at the upper ends of the two groups of the supporting seats (2), limiting sliding grooves (24) are symmetrically formed in two sides of the upper end face of the middle seat (3), and cutting tools (8) are arranged in the two groups of limiting sliding grooves (24);
the middle position of the middle seat (3) is provided with a waste box (25), dust collection cloth bags are distributed in the waste box (25), vacuumizing pumps (26) are symmetrically arranged at the bottom of the waste box (25), four corners of the middle seat (3) are connected with a top seat (5) through upright posts (4), an installation groove (6) is formed in the middle position of the top seat (5), a laser driver (11) is placed in the installation groove (6), a plurality of groups of tracks (12) are equidistantly arranged at the bottom of the top seat (5), a laser light source (13) is arranged in the tracks (12), and a nozzle (14) is arranged at the bottom of the laser light source (13);
the cutting tool (8) comprises a tool transverse frame (81), sliding blocks (82), arc grooves (83) and suction ports (84), wherein the tool transverse frame (81) is transversely arranged, the sliding blocks (82) are symmetrically welded at two ends of the bottom of the tool transverse frame (81), the sliding blocks (82) are located in a limiting sliding groove (24) and mutually fit, a plurality of groups of arc grooves (83) for a steel pipe (10) to pass through are formed in the upper end face of the tool transverse frame (81) at equal intervals, the two arc grooves are not contacted, and the suction ports (84) are formed in the arc grooves (83);
the cutting tool (8) further comprises a joint (85) and a suction pipe (86), a sealing channel is arranged in the tool transverse frame (81), the sealing channel is communicated with all suction ports (84), two groups of joints (85) are symmetrically arranged at the lower end of the sealing channel and positioned at the bottom of the tool transverse frame (81), the suction pipe (86) is connected to the joint (85), the suction pipe (86) stretches into the waste box (25), and a first control valve is arranged on the suction pipe (86);
a plurality of storage grooves (27) are formed in one side of the upper end parts of the arc grooves (83), and an atomization cooler (30) is movably arranged in each storage groove (27).
2. The laser cutting device for steel according to claim 1, wherein: the screw rod fixing mechanism (7) comprises a fixing seat (71), a screw rod (72), a first bearing seat (73), forward screw threads (74), reverse screw threads (75), a screw rod motor (76), a guide rod (77) and a movable clamp holder (9), wherein the fixing seat (71) is riveted at the upper end of the base (1) in two groups, two ends of the screw rod (72) are respectively connected with the fixing seat (71) through the first bearing seat (73), one group of the screw rod motor (76) is installed on the fixing seat (71), one end of the screw rod motor (76) is connected with one end of the screw rod (72) through a coupler, the forward screw threads (74) and the reverse screw threads (75) are symmetrically distributed at positions, which are close to the two ends, of the forward screw threads (74) and the reverse screw threads (75) are respectively provided with the movable clamp holder (9), and the guide rod (77) is symmetrically welded between the bottoms of the two groups of the fixing seat (71).
3. A laser cutting device for steel according to claim 2, characterized in that: remove holder (9) including removing seat (90), screw nut cover (91), guiding hole (92) and grip slipper (93), the middle part that removes seat (90) is provided with screw nut cover (91) that acts on forward spiral line (74) or reverse spiral line (75), including screw nut in screw nut cover (91), the guiding hole (92) that supply guide bar (77) to pass are offered to the lower position symmetry of removing seat (90), the upper end level of removing seat (90) is fixed with grip slipper (93).
4. A laser cutting apparatus for steel material according to claim 3, wherein: the movable clamp holder (9) further comprises an outer bearing seat (94), an inner connecting bearing (95), a chain wheel (96), a chain (97), a number of gears (98) and a rubber pad (99), wherein a plurality of groups of outer bearing seats (94) are fixed on the upper end face of the clamping seat (93) at equal intervals, each group of outer bearing seats (94) are internally provided with the inner connecting bearing (95) in a rotating mode, the parts, extending out of the outer bearing seats (94), of the inner connecting bearing (95) are sheathed with the chain wheel (96), the inner connecting bearing (95) at the middle position are sheathed with the two groups of chain wheels (96), the adjacent chain wheels (96) are connected and driven by the chain (97), the number of gears (98) are sheathed on the inner connecting bearing (95), and the rubber pad (99) for a pipe opening of a steel pipe (10) is arranged at the middle position inside the inner connecting bearing (95).
5. The laser cutting device for steel according to claim 4, wherein: the inside of grip slipper (93) and stretch out up end of grip slipper (93) and be provided with No. two gears (20), no. two gears (20) and No. one gear (98) mesh mutually, no. two gears (20) cup joint on pivot (21), servo motor (22) are installed to one end of pivot (21), the other end of pivot (21) is fixed through the inner wall of second bearing frame and grip slipper (93).
6. The laser cutting device for steel according to claim 5, wherein: the utility model provides an atomizing cooler (30) includes atomising head (31), circulation chamber (32), mouth (33), curved wainscot (34) and atomizing acceleration export (39), atomising head (31) are located accomodate recess (27), and both agree with each other, circulation chamber (32) have been seted up upwards to the inside of atomising head (31), the one end of atomising head (31) is provided with mouth (33), the surface of mouth (33) sets up to curved wainscot (34) that act on steel pipe (10), curved wainscot (34) intermediate position department has seted up atomizing acceleration export (39), atomizing acceleration export (39) and circulation chamber (32) intercommunication.
7. The laser cutting device for steel according to claim 6, wherein: the atomization cooler (30) further comprises a spring (35), an atomization disc (36), a cooling cylinder (37) and a liquid adding pipe (38), wherein a plurality of groups of springs (35) are fixed between the atomization head (31) and the groove wall of the containing groove (27), the atomization disc (36) is fixed above the atomization head (31) and positioned in the tool transverse frame (81), the atomization disc (36) comprises an atomization cavity and an ultrasonic oscillation piece, the upper end of the atomization disc (36) extends out of the tool transverse frame (81) and is provided with the cooling cylinder (37) outside, oil cooling liquid is stored in the cooling cylinder (37), the liquid adding pipe (38) is arranged at the upper end of the cooling cylinder (37), a liquid guide port is arranged at the bottom of the cooling cylinder (37), and a second control valve is arranged at the liquid guide port.
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| CN202311035729.8A CN116765634B (en) | 2023-08-17 | 2023-08-17 | Laser cutting device for steel |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202311035729.8A CN116765634B (en) | 2023-08-17 | 2023-08-17 | Laser cutting device for steel |
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| CN116765634B true CN116765634B (en) | 2023-10-17 |
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| CN116765634A (en) | 2023-09-19 |
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