CN110153572B - Laser cutting working platform - Google Patents
Laser cutting working platform Download PDFInfo
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- CN110153572B CN110153572B CN201910558231.7A CN201910558231A CN110153572B CN 110153572 B CN110153572 B CN 110153572B CN 201910558231 A CN201910558231 A CN 201910558231A CN 110153572 B CN110153572 B CN 110153572B
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- 238000003698 laser cutting Methods 0.000 title claims abstract description 91
- 238000005520 cutting process Methods 0.000 claims abstract description 274
- 239000000463 material Substances 0.000 claims abstract description 209
- 210000005069 ears Anatomy 0.000 claims description 6
- 238000004140 cleaning Methods 0.000 abstract description 19
- 238000004519 manufacturing process Methods 0.000 abstract description 14
- 239000002184 metal Substances 0.000 abstract description 5
- 238000007599 discharging Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 8
- 239000002699 waste material Substances 0.000 description 8
- 230000008569 process Effects 0.000 description 6
- 230000007246 mechanism Effects 0.000 description 5
- 230000001788 irregular Effects 0.000 description 4
- 238000003754 machining Methods 0.000 description 4
- 238000005096 rolling process Methods 0.000 description 4
- 230000003044 adaptive effect Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000000670 limiting effect Effects 0.000 description 3
- 230000002829 reductive effect Effects 0.000 description 3
- 230000001276 controlling effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
Classifications
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- 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
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- 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
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- 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
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Laser Beam Processing (AREA)
Abstract
The invention belongs to the technical field of metal plate production laser cutting production equipment, and particularly relates to a laser cutting working platform. The laser cutting working platform is provided with a main lathe bed (8) and is provided with a material cleaning cutting area (4) and a rotary working table (5) from back to front, wherein the material cleaning cutting area (4) and the rotary working table (5) are fixed on the main lathe bed (8) together; the net material cutting area (4) is provided with a plurality of net material cutting support bars (41), a net material cutting servo motor (42) and a stop mounting seat; the rotary workbench (5) is provided with a plurality of rotary supporting bars (51), a rotary servo motor (52), a chain supporting rail (53) and a supporting bracket (54); according to the laser cutting working platform, the material cleaning cutting area and the rotary working platform are arranged on the main lathe bed, so that the plate is subjected to material cleaning cutting under the accurate positioning of the material cleaning cutting area, and then is conveyed to the rotary working platform to finish workpiece cutting, automatic discharging is realized, and the production efficiency is improved.
Description
Technical Field
The invention belongs to the technical field of laser cutting production in sheet metal production, and particularly relates to a laser cutting working platform which is suitable for laser cutting of various plates to produce workpieces with different geometric shapes.
Background
The laser cutting machine is used for cutting and blanking equipment in the sheet metal processing industry, and has high production efficiency in recent years because of high cutting speed; the cutting quality is good, the cutting seam is narrow, no cutter is worn, and the advantages of laser once precise and rapid forming cutting and the like can be used in the field of sheet metal machining rapidly, regardless of simple or complex parts.
In the laser cutting process, the plate is cut by the laser cutting head, firstly, the whole plate is conveyed to the cutting machine, after the whole plate to be cut is fixed, the laser cutting head is used for cutting the plate with the set size to manufacture a single workpiece with the required size, after the cutting is completed, the single workpiece is taken down from the cutting machine, and small-size scraps and large-size scraps generated by cutting are collected. In the working process, the prior manual carrying and workpiece collecting have large workload and low production efficiency. Because the shape of the plate is flat, more requirements are put on the movable conveying in the plate cutting production process.
Shanghai Yuan yang metal products limited company discloses a panel laser cutting equipment (CN 201610535326.3), including cutting workstation, laser cutting head and controlling means, the equipartition has vertical support board on cutting workstation to set up the cylinder support between vertical support board, on the cylinder support installation jacking cylinder, the cylinder of cylinder support top is less than when being located initial state the upper end of vertical support board, the cylinder of cylinder support top is higher than when being located the high position the cylinder of cylinder support top is higher than vertical support board upper end one side of cutting workstation sets up panel material area input device, panel material area input device with panel material area continuous input extremely carry out laser cutting on the cutting workstation. When the laser cutting equipment specifically works, the control device drives the leveling feeder to level the plate and then transmit the plate to the cutting workbench, the plate is transmitted on the roller, after the plate is transmitted to a preset length, the control device drives the jacking air cylinder to descend so as to reset the roller bracket to an initial state, the roller is positioned below the upper end of the vertical supporting plate, and the plate is positioned on the vertical supporting plate; driving a laser cutting head to cut the plate, and after the plate on the cutting workbench is used up, processing transverse cuts on the plate by the laser cutting head; conveying the cut plate to a lifting workbench at the other side of the cutting workbench, and conveying the cut plate on a roller of the lifting workbench;
The wuhan chuang century laser technology limited company discloses a tube plate integrated laser cutting device (CN 201811582876.6) which is provided with a cutting working device for cutting pipes and plates; the cutting working device comprises a cutting working bench, a plate clamping mechanism and a laser cutting mechanism. The laser cutting mechanism is provided with a laser cutting head assembly. The plate clamping mechanism is detachably arranged on the cutting workbench frame and comprises a pair of X-axis guide rails and a pair of plate placing frames, wherein the plate placing frames are arranged on the X-axis guide rails at intervals, a pressing plate and a clamping cylinder can be arranged on the plate placing frames for fixing plates, and the plate placing frames can slide on the X-axis guide rails to adjust the interval distance so as to adapt to the width of the plates; when the laser cutting device cuts the plate, the plate is placed on the plate clamping mechanism, the laser cutting head assembly moves along the X axis and the Y axis, and the plate is cut;
Chen Dong discloses a laser cutting flexible line system (201310257979.6) which comprises a feeding device, a control workbench, a laser cutting machine, an automatic receiving platform and a discharging device, wherein the feeding device comprises a plate warehouse, an automatic sucking device and an automatic lifting device, the sucking end of the automatic sucking device stretches into the plate warehouse, and the fixed end of the automatic sucking device is connected with the automatic lifting device; the control workbench is connected with the feeding device, the laser cutting machine and the discharging device; the laser cutting machine is provided with a feeding device, and an automatic receiving platform is arranged at the outer end of the rolling feeding device. In the system, a feeding device on a laser cutting machine, in particular to a zigzag track rolling feeding device, which comprises a fixed plate, a rolling piece, a connecting plate, a plurality of strip-shaped plates and a plurality of racks, wherein the fixed plate is arranged on the laser cutting machine; when the laser cutting machine cuts, after the plates in the plate warehouse are adsorbed by the automatic material absorbing device, the plates are rotated by the automatic material absorbing device and lowered by the automatic lifting device to move to the feeding device of the laser cutting machine, the laser cutting machine starts cutting, after the plates are processed, the rolling feeding device conveys the processed materials to the automatic material receiving platform, and the cutting and conveying of the plates are completed.
When the automatic conveying laser is used for cutting the plate, longitudinal movement of the plate, positioning of the plate on a cutting machine tool, width adaptation of the cutting machine tool to the plate and conveying of the plate after cutting are all problems concerned by engineering technicians. The technology disclosed above realizes automatic feeding and cutting of laser cutting, and also considers the problem of positioning of the plate on a cutting machine; however, in specific engineering practice, if the positioning of the plate is inaccurate, or the cutting machine is not adaptive to the width of the plate, the rejection rate of the workpiece in the cutting process is increased, the plate is not timely conveyed after being cut, the production efficiency is reduced, such as a laser cutting flexible line system (201310257979.6) disclosed by ageing, and the positioning problem in the moving cutting process of the plate is ignored.
Disclosure of Invention
The invention aims to provide a laser cutting working platform based on the prior art, wherein a material cleaning cutting area and a rotary working platform are arranged on a main lathe bed, so that a plate is subjected to material cleaning cutting under the accurate positioning of the material cleaning cutting area, and then the plate is conveyed to the rotary working platform to finish workpiece cutting, and the production efficiency is improved.
The invention provides the following technical scheme:
The laser cutting working platform is provided with a main lathe bed, a material cleaning cutting area and a rotary working table from back to front, the material cleaning cutting area and the rotary working table are fixed on the main lathe bed of the laser cutting working platform together, a laser cutting head assembly is further arranged on the main lathe bed, and the laser cutting head assembly is arranged above the material cleaning cutting area and the rotary working table;
The net material cutting area is provided with more than two net material cutting support bars, a net material cutting servo motor and a stop mounting seat; the left end and the right end of the stop mounting seat are fixed on the main lathe bed through bolts, and the stop mounting seat is provided with two front stop mounting seats and rear stop mounting seats which are longitudinally and symmetrically arranged along the clean material cutting area; the plurality of net material cutting support bars are longitudinally fixed on the front stop mounting seat and the rear stop mounting seat in parallel, all the net material cutting support bars are arranged on the same height, the upper planes of all the net material cutting support bars form a workbench main body of a net material cutting area, and a net material cutting servo motor is arranged on a main bed body at the rear side of the workbench main body; the front stop mounting seat is provided with 1-2 pairs of front clean material cutting stops, the rear stop mounting seat is provided with rear clean material cutting stops, and the rear clean material cutting stops are symmetrical to the front clean material cutting stops in front-back; each pair of front clear material cutting stops are arranged in a centering way along the front stop mounting seat, and each pair of rear clear material cutting stops are arranged in a centering way along the rear stop mounting seat; a front clean material cutting ball screw and a nut are arranged at the lower part of the front clean material cutting stop, the nut is connected with the front clean material cutting stop, and the front clean material cutting ball screw is connected with a clean material cutting servo motor; a rear clean material cutting ball screw and a nut are arranged at the lower part of the rear clean material cutting stop, the nut is connected with the rear clean material cutting stop, and the rear clean material cutting ball screw is connected with a clean material cutting servo motor;
The rotary workbench is provided with more than two rotary support bars, a rotary servo motor, a chain support rail and a support bracket; the support bracket is provided with more than three transverse brackets and three longitudinal brackets, the heights of the transverse brackets and the longitudinal brackets are the same, the left end and the right end of each transverse bracket are fixed on the main lathe bed through bolts, the three longitudinal brackets are respectively and uniformly arranged in the middle of the main lathe bed and on the left side and the right side, the longitudinal bracket bolts on the left side and the right side are fixed on the main lathe bed, the middle longitudinal bracket is arranged on the axis of each transverse bracket, each longitudinal bracket and each transverse bracket are integrally welded to form the support bracket, and the support bracket is fixed on the main lathe bed; the longitudinal bracket is provided with a chain supporting rail at the upper and lower parts respectively, a roller chain with lugs is arranged on the chain supporting rail, a rotary servo motor is arranged on the main lathe bed at the front end of the supporting bracket, and the rotary servo motor is connected with the roller chain with lugs; the plurality of rotary support bars are respectively and transversely fixed on the lug roller chains, the left end and the right end of each rotary support bar are respectively fixed on the lug roller chains of the side chain supporting rail, and the center of each rotary support bar is fixed on the lug roller chains of the middle chain supporting rail; the upper planes of all the rotary support bars form a rotary worktable surface of a rotary worktable, and the height of the rotary worktable surface is consistent with that of a worktable main body of a net material cutting area; and a rear chain wheel seat is arranged on the transverse bracket at the rear part of the support bracket.
In the above laser cutting working platform, preferably, the net material cutting support bar in the net material cutting area adopts a wave plate.
In the above laser cutting working platform, preferably, blanking drawers are arranged at the lower parts of the clean material cutting area and the rotary working platform, the space between the clean material cutting support bars of the clean material cutting area forms a clean material cutting blanking space, and the space between the rotary support bars of the rotary working platform forms a rotary working platform blanking space; and the clean material cutting blanking space and the rotary workbench blanking space are positioned above the blanking drawer.
According to the laser cutting working platform, preferably, the brush plate is arranged at the rear part of the clean material cutting area, the left end and the right end of the brush plate are fixed on the main bed body through bolts, the rear end of the brush plate is fixed at the rear end of the working platform body, and the upper plane of the brush plate is consistent with the height of the working platform body.
In the above laser cutting working platform, preferably, cam followers are disposed in the vertical directions of the front clean cutting stop and the rear clean cutting stop.
In the laser cutting table, a waste conveyor belt is preferably provided on the front side of the rotary table.
The laser cutting working platform is used for producing workpieces with different geometric shapes by cutting various plates by laser, and has the following beneficial effects:
1. Accurate cutting is realized, and the production efficiency is improved;
According to the laser cutting working platform, the front net material cutting stop and the rear net material cutting stop are arranged in the net material cutting area, so that a plate entering the working platform main body can be limited in a determined position to adapt to the position requirement during plate cutting; in the concrete implementation, the clean material cutting servo motor drives the front clean material cutting ball screw and the rear clean material cutting ball screw to enable each pair of front clean material cutting stop and rear clean material cutting stop to move symmetrically left and right respectively, the width between each pair of front clean material cutting stop and rear clean material cutting stop is automatically controlled and regulated through a system, the front end of the plate is limited to the left and right positions by the front clean material cutting stop, the rear end of the plate is limited to the left and right positions by the rear clean material cutting stop, the plate is accurately positioned, deviation between the actual position and the theoretical correct position of the plate is reduced, the cutting precision of clean material cutting is further ensured, and the defect that a common laser cutting machine cannot cut clean material is overcome; moreover, after the cut flat plate is moved to the rotary workbench, the plate entering the clean material cutting area is accurately positioned, and the plate entering the rotary workbench is still accurately positioned due to the integral movement, so that deflection is not easy to occur; thereby realizing accurate cutting, reducing the rejection rate of workpieces and improving the production efficiency;
2. continuous operation and automatic blanking for cutting
According to the laser cutting working platform, when the sheet material is fed into the clean material cutting area, the sheet material is still a flat plate surface after being cut in the clean material cutting area; then the plate after the clean cutting is moved to a rotary workbench, the workpiece is cut, the rotary workbench rotates, the workpiece on the rotary workbench is conveyed to the next unit, the rotary workbench is restored to a standby state, the plate which is not cut in the clean cutting area is conveyed to the rotary workbench again, the plate is continuously cut into single pieces of workpiece, and the continuous operation of cutting is realized by cyclic reciprocation; in addition, at the rotary workbench, the plate is continuously cut to form single-piece workpieces with irregular shapes and sizes, the single-piece workpieces are not easy to convey, and the rotary workbench can integrally move forwards, so that the irregular single-piece workpieces are automatically conveyed forwards, automatic conveying of the cut workpieces is realized, and automatic blanking is realized;
3. the rotary workbench simultaneously realizes the functions of supporting and conveying workpieces
According to the laser cutting working platform, as the rotary working platform and the clean material cutting area are arranged on the main lathe bed at the same time, the rotary working platform is positioned at the front part of the clean material cutting area and is arranged along the longitudinal direction with the clean material cutting area; when the net material cutting area is used for cutting, the rotary workbench is static and supports the workpiece in the net material cutting area for cutting; after the material cleaning cutting area finishes material cleaning cutting, the plate moves to the rotary workbench to finish workpiece cutting, the rotary workbench rotates, and the workpiece on the rotary workbench is conveyed to the next unit; thus, the rotary workbench integrates the functions of supporting and conveying workpieces.
Drawings
FIG. 1 is a schematic perspective view of a laser cutting working platform according to the present invention;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a longitudinal cross-sectional view of FIG. 1;
FIG. 4 is an enlarged view of the clean-stock cut zone and rotary table configuration of FIG. 1;
FIG. 5 is a longitudinal cross-sectional view of FIG. 4;
FIG. 6 is a schematic view showing a specific structure of a support bracket of the rotary table of FIG. 4;
FIG. 7 is an enlarged partial view of the front end of the clean cut section of FIG. 4;
Fig. 8 is an enlarged view of a portion of the front end of the rotary table of fig. 4.
The numbering in the figures illustrates:
4, a clean material cutting area; 41 net material cutting support bar; 42 clean material cutting servo motor; 431 front stop mounting seat; 432 rear stop mount; 44 a table body; 451 front clear cut stop; after 452, cleaning and cutting are stopped; front net material cutting ball screw 461; 462, cleaning and cutting the ball screw; 47 cam follower; 48 clear material cutting blanking space;
5, rotating the workbench; 51 rotating the support bar; 52 rotating the servo motor; 53 chain support rails; 531 intermediate chain support rails; 532 side end chain support rail; 54 a support bracket; a transverse bracket 541; a longitudinal bracket 542; a roller chain 55 with ears; rotating the table 56; a rear sprocket base 57;58 rotating the workbench blanking space;
8, a main lathe bed; 81 a laser cutting head assembly; 82 blanking drawers; 83 brush plates; 84 scrap conveyor.
Detailed Description
The following describes the technical scheme of the present invention in detail with reference to the drawings and the embodiments, and the protection scope of the present invention includes but is not limited to the following. The construction of the apparatus not mentioned in detail in the present invention may employ conventional techniques in the art.
Embodiment one:
The laser cutting working platform is provided with a main lathe bed 8, a clean material cutting area 4 and a rotary workbench 5 from back to front, wherein the clean material cutting area 4 and the rotary workbench 5 are fixed on the main lathe bed 8 of the laser cutting working platform together, a laser cutting head assembly 81 is also arranged on the main lathe bed 8, and the laser cutting head assembly 81 is arranged above the clean material cutting area 4 and the rotary workbench 5; in particular, the laser cutting head assembly 81 is movable along the X-axis and the Y-axis;
As shown in fig. 4-5 and 8, the clean material cutting area 4 is provided with more than two clean material cutting support bars 41, a clean material cutting servo motor 42 and a stop mounting seat; the left end and the right end of the stop mounting seat are fixed on the main lathe bed 8 through bolts, and the stop mounting seat is provided with two front stop mounting seats 431 and rear stop mounting seats 432 which are symmetrically arranged along the longitudinal direction of the clean material cutting area 4; the plurality of net material cutting support bars 41 are longitudinally fixed on the front stop mounting seat 431 and the rear stop mounting seat 432 in parallel, all the net material cutting support bars 41 are arranged on the same height, the upper planes of all the net material cutting support bars 41 form a workbench main body 44 of the net material cutting area 4, and the net material cutting servo motor 42 is arranged on the main lathe bed 8 at the rear side of the workbench main body 44; the front stop mounting seat 431 is provided with 1-2 pairs of front clear material cutting stops 451, the rear stop mounting seat 432 is provided with rear clear material cutting stops 452, and the rear clear material cutting stops 452 and the front clear material cutting stops 451 are in front-to-back symmetry; each pair of front clear cut stops 451 is centrally disposed along the front stop mount 431 and each pair of rear clear cut stops 452 is centrally disposed along the rear stop mount 432; a front clean material cutting ball screw 461 and a nut are arranged at the lower part of the front clean material cutting stop 451, the nut is connected with the front clean material cutting stop 451, and the front clean material cutting ball screw 461 is connected with the clean material cutting servo motor 42; a rear clean material cutting ball screw 462 and a nut are arranged at the lower part of the rear clean material cutting stop 452, the nut is connected with the rear clean material cutting stop 452, and the rear clean material cutting ball screw 462 is connected with the clean material cutting servo motor 42;
in the invention, the stop is a plate-type limiting element and is provided with a cavity penetrating through the inside of the limiting element, and the inner side surface of each element is a limiting stop position; in the scheme, the front clean material cutting stop 451 and the rear clean material cutting stop 452 are respectively provided with a cavity, each pair of stops can move left and right to the center along the stop mounting seat under the drive of the stop ball screw, and the front clean material cutting stop 451 and the rear clean material cutting stop 452 are longitudinally and symmetrically arranged and can move left and right to the center at the same time so as to adapt to the width change of different cutting plates; when the plate cutting machine works, the front clear material cutting stop 451 and the rear clear material cutting stop 452 move left and right in opposite directions at the same time, a plate entering the workbench main body 44 is limited by the front clear material cutting stop 451 at the front end of the plate, the left and right positions are limited by the rear clear material cutting stop 452 at the rear end of the plate, and the plate entering the workbench main body 44 can be limited in a determined position due to the fact that the front clear material cutting stop 451 and the rear clear material cutting stop 452 are longitudinally and symmetrically arranged so as to adapt to the position requirement when the plate is cut; in the specific implementation, in the working process, feeding is performed to the clean material cutting area 4, the workbench main body 44 is fixed, the clean material cutting servo motor 42 drives the front clean material cutting ball screw 461 and the rear clean material cutting ball screw 462 to enable each pair of front clean material cutting stop 451 and rear clean material cutting stop 452 to move left and right symmetrically respectively, and the width between each pair of front clean material cutting stop 4511 and rear clean material cutting stop 452 is automatically controlled and regulated through a system, so that the plate is accurately positioned, and the deviation between the actual position and the theoretical correct position of the plate is reduced;
in the invention, the clean material cutting represents that the plate material only performs preliminary cutting of the shape and the size of the workpiece in the area without cutting the plate material, and the plate material is fed into the clean material cutting area 4, and after the plate material is cut in the clean material cutting area 4, the plate material is still a flat plate surface, and a single piece of workpiece is not formed;
In the present invention, as shown in fig. 8, the material-cleaning cutting support bar 41 of the material-cleaning cutting area 4 is preferably a wave plate, the wave surface of the wave plate is installed upwards, and the wave plate structure can reduce the contact area between the plate and the workbench main body 44, so as to facilitate the cutting of the plate;
In specific implementation, as shown in fig. 8, the cam followers 47 are arranged in the vertical directions of the front clean material cutting stop 451 and the rear clean material cutting stop 452, and the cam followers 47 can prevent the plate from tilting in the cutting process, reduce the deviation between the actual position and the theoretical correct position of the plate, and further ensure the cutting precision of clean material cutting;
in the specific implementation, as shown in fig. 4-5, it is preferable to set a brush plate 83 at the rear part of the clean material cutting area 4, wherein the left and right ends of the brush plate 83 are bolted to the main lathe bed 8, the front end of the brush plate 83 is fixed to the rear end of the workbench main body 44 of the clean material cutting area 4, and the upper plane of the brush plate 83 is identical to the height of the workbench main body 44; the conveyed plate moves onto the workbench main body 44 through the hairbrush plate 83, and in the cutting process, the plate which does not enter the workbench main body 44 is temporarily supported by the hairbrush plate 83 to be cut, so that the plate is prevented from being scratched in the cutting process;
As shown in fig. 4-7, the rotary table 5 is located in front of the clean-material cutting zone 4 and is arranged in the longitudinal direction with the clean-material cutting zone 4; the rotary workbench 5 is provided with more than two rotary support bars 51, a rotary servo motor 52, a chain support rail 53 and a support bracket 54;
As shown in fig. 6, the support bracket 54 is provided with more than three transverse brackets 541 and three longitudinal brackets 542, the heights of the transverse brackets 541 and the longitudinal brackets 542 are the same, the left and right ends of each transverse bracket 541 are bolted to the main lathe bed 8, the three longitudinal brackets 542 are uniformly arranged in the middle and on the left and right sides of the main lathe bed 8, the longitudinal brackets on the left and right sides are bolted to the main lathe bed 8, the middle longitudinal bracket 542 is arranged on the axis of each transverse bracket 541, and each longitudinal bracket and each transverse bracket 541 are welded integrally to form the support bracket 54, so that the support bracket 54 is fixed on the main lathe bed 8;
As shown in fig. 7, the longitudinal bracket 542 is provided with a chain supporting rail 53 at the upper and lower sides, the chain supporting rail 53 is provided with a roller chain 55 with ears, the rotary servo motor 52 is arranged on the main lathe bed 8 at the front end of the supporting bracket 54, and the rotary servo motor 52 is connected with the roller chain 55 with ears; the plurality of rotary support bars 51 are respectively and transversely fixed on the lug roller chains 55, the left and right ends of the rotary support bars 51 are respectively fixed on the lug roller chains 55 of the side end chain supporting rails 532, and the center of the rotary support bars 51 is fixed on the lug roller chains 55 of the middle chain supporting rails 531; the upper planes of all the rotary support bars 51 constitute a rotary table top 56 of the rotary table 5, the rotary table top 56 being identical in height to the table main body 44 of the net material cutting zone 4; as shown in fig. 4-5, a rear sprocket seat 57 is provided on a transverse bracket 541 at the rear of the support bracket 54 to effect reverse movement of the lug roller chain 55;
In the invention, the rotary workbench 5 integrates the functions of supporting and conveying workpieces, the rotary supporting bars 51 of the rotary workbench 5 are positioned at the positions of the rotary workbench surface 56 in a normal standby state, the rotary workbench 5 is static, the plate conveyed to the clean material cutting area 4 starts to clean material cutting, and the rotary workbench 5 supports the plate workpiece of the clean material cutting area 4 to clean material cutting; after the material cleaning cutting is completed, the plate after the material cleaning cutting is moved to a rotary worktable 56 of the rotary worktable 5, and is continuously cut by the laser cutting head 81 to form a single workpiece; after the cutting of the single-piece workpiece is completed, the rotary workbench 5 starts to convey, the rotary servo motor 52 drives the rotary support bar 51 on the rotary workbench surface 56 to rotate forwards through the roller chain 55 with lugs, and the single-piece workpiece on the rotary workbench surface 56 is conveyed to a previous working unit of the laser conveying equipment, such as a conveyor; after the conveying of the single workpiece is finished, the rotary servo motor 52 makes the lug roller chain 55 reversely move through the rear chain wheel seat 57, and the rotary support bar 51 reversely moves along with the lug roller chain 55 to return to a normal standby state; the workpiece is cut on the clean material cutting area 4 and the rotary workbench 5 and is conveyed forwards continuously in a circulating and reciprocating mode;
in the invention, after the plate which is still flat after being cut in the clean material cutting area 4 moves to the rotary workbench 5, the plate which enters the rotary workbench 5 is still accurately positioned due to the accurate positioning of the plate which enters the clean material cutting area 4 and is integrally moved, so that the deflection is not easy to occur; in the rotary workbench 5, the plate is continuously cut into single-piece workpieces with irregular shapes and sizes, the single-piece workpieces are not easy to convey, and the rotary workbench 5 can integrally move forwards, so that the irregular single-piece workpieces are automatically conveyed forwards, and automatic conveying of the cut workpieces is realized;
In the specific implementation, blanking drawers 82 are arranged at the lower parts of the clean material cutting area 4 and the rotary workbench 5, as shown in fig. 8, the space between the clean material cutting support bars 41 of the clean material cutting area 4 forms a clean material cutting blanking space 48, as shown in fig. 7, and the space between the rotary support bars 51 of the rotary workbench 5 forms a rotary workbench blanking space 58; the clean material cutting blanking space 48 and the rotary table blanking space 58 are positioned above the blanking drawer 82; in the cutting process, when the plate is subjected to clean material cutting in the clean material cutting area 4, small-size waste generated by cutting falls into a blanking drawer 82 at the lower part of the clean material cutting area 4 through the clean material cutting blanking space 48 to be collected, so that the neatness of the workbench main body 44 is maintained, and meanwhile, the air draft and dust removal of the clean material cutting area 4 in the working process are facilitated; after the plate is not cut after the clean material is cut and enters the rotary workbench 5, the plate is continuously cut into single pieces of workpieces, and the waste with the size smaller than that of the blanking space 58 of the rotary workbench in the residual waste is lowered into a blanking drawer 82 at the lower part of the rotary workbench 5 for collection; the large waste materials which do not enter the blanking drawer 82 are collected manually, or a waste material conveying belt 84 is arranged on the side surface of the front part of the rotary workbench 5, as shown in fig. 1, in the process of conveying and cutting workpieces by the rotary workbench 5, the large waste materials which do not enter the blanking drawer 82 can be taken out of the laser cutting workbench through the waste material conveying belt 84; in particular, the scrap conveyor 84 is a belt conveyor.
In the invention, the cam follower 47, the roller chain with ears 55 and the rear chain wheel seat 57 belong to equipment parts known in the art, and can be directly purchased from the market according to the production purpose requirement and installed at the corresponding position of a laser cutting working platform; in the invention, the clean material cutting area 4 and the rotary workbench 5 are arranged on the main lathe bed 8 of the laser cutting workbench together and matched with the laser cutting head assembly 81 to cut a plate, and the laser cutting head assembly 81 works under the control of a cutting control program, specifically, each servo motor is electrically connected with a control system, the cutting control program can set the machining work piece standard, the starting point of the laser cutting head, the height of a laser head from the plate during cutting, the type of auxiliary gas used during cutting, the air pressure of the auxiliary gas, the maximum cutting power of the laser cutting head assembly, the cutting residence time and other specific machining process parameters, and the specific structure and the installation and use method of the laser cutting head assembly can be selected adaptively according to the plate source, the shape, the size and the thickness of the workpiece to be cut, and the adaptive cutting control program can be selected according to the requirement of the machined workpiece, and the plate can be cut into qualified workpieces on the clean material cutting area 4 and the rotary workbench 5, and the specific machining process parameters such as the plate are not repeated herein;
In the invention, in the concrete implementation, the rear end of the laser cutting working platform is provided with a feeder, a leveling machine and a material rack in a conventional matching way, and the front end of the laser cutting working platform is provided with a working unit such as a conveyor, a stacker and the like in a conventional matching way; servo motors are respectively arranged in the feeder, the clean material cutting area, the rotary workbench and the conveyor, the control center controls the servo motors to move through a control circuit so as to control each unit to move, and the clean material cutting area, the rotary workbench and the laser cutting head assembly are matched to cut plates; it should be noted that, the laser cutting head assembly works under the control of the cutting control program, specifically, each servo motor is electrically connected with the control system, the cutting control program can set the standard of the processed workpiece, the starting point of the laser cutting head, the height of the laser head from the plate during cutting, the type of auxiliary gas used during cutting, the pressure of the auxiliary gas, the maximum cutting power of the laser cutting head assembly, the cutting residence time and other specific processing parameters, and regarding the specific structure and the installation and use method of the laser cutting head assembly, the skilled person can adaptively select according to the source of the plate, the shape, the size and the thickness of the workpiece to be cut, and select the adaptive cutting control program according to the requirement of the processed workpiece, so that the plate can be cut into qualified workpieces on the clean cutting area and the rotary workbench, which is not repeated here. In the laser cutting process, a plate to be cut is coiled on a material rack, leveled by a leveling machine and conveyed to a laser cutting working platform by a feeder, a control center cuts the plate into a target workpiece on the laser cutting working platform by controlling a laser cutting head assembly, the target workpiece enters a stacker through a conveyor, and the cut workpieces are stacked and stacked in order; regarding other working units of the laser cutting device, the laser cutting device can be combined with the laser cutting working platform to realize plate feeding, plate cutting and plate blanking, which can be realized by a person skilled in the art, and the details are not repeated here.
Claims (6)
1. A laser cutting work platform which characterized in that: the laser cutting working platform is provided with a main lathe bed (8), a clean material cutting area (4) and a rotary working table (5) from back to front, the clean material cutting area (4) and the rotary working table (5) are fixed on the main lathe bed (8) of the laser cutting working platform together, a laser cutting head assembly (81) is further arranged on the main lathe bed (8), and the laser cutting head assembly (81) is arranged above the clean material cutting area (4) and the rotary working table (5);
The clean material cutting area (4) is provided with more than two clean material cutting support bars (41), a clean material cutting servo motor (42) and a stop mounting seat; the left end and the right end of the stop mounting seat are fixed on the main lathe bed (8) through bolts, and the stop mounting seat is provided with two front stop mounting seats (431) and rear stop mounting seats (432) which are symmetrically arranged along the longitudinal direction of the clean material cutting area (4); the plurality of net material cutting support bars (41) are longitudinally fixed on the front stop mounting seat (431) and the rear stop mounting seat (432) in parallel, all the net material cutting support bars (41) are arranged on the same height, the upper planes of all the net material cutting support bars (41) form a workbench main body (44) of a net material cutting area (4), and a net material cutting servo motor (42) is arranged on a main lathe bed (8) at the rear side of the workbench main body (44); the front stop mounting seat (431) is provided with 1-2 pairs of front clean material cutting stops (451), the rear stop mounting seat (432) is provided with rear clean material cutting stops (452), and the rear clean material cutting stops (452) are in front-to-back symmetry with the front clean material cutting stops (451); each pair of front clear cut stops (451) is centrally disposed along the front stop mount (431) and each pair of rear clear cut stops (452) is centrally disposed along the rear stop mount (432); a front clean material cutting ball screw (461) and a nut are arranged at the lower part of the front clean material cutting stop (451), the nut is connected with the front clean material cutting stop (451), and the front clean material cutting ball screw (461) is connected with a clean material cutting servo motor (42); a rear clean material cutting ball screw (462) and a nut are arranged at the lower part of the rear clean material cutting stop (452), the nut is connected with the rear clean material cutting stop (452), and the rear clean material cutting ball screw (462) is connected with the clean material cutting servo motor (42);
The rotary workbench (5) is provided with more than two rotary supporting bars (51), a rotary servo motor (52), a chain supporting rail (53) and a supporting bracket (54); the support bracket (54) is provided with more than three transverse brackets (541) and three longitudinal brackets (542), the heights of the transverse brackets (541) and the longitudinal brackets (542) are the same, the left end and the right end of each transverse bracket (541) are fixed on the main lathe bed (8) through bolts, the three longitudinal brackets (542) are uniformly arranged at the middle and the left side and the right side of the main lathe bed (8) respectively, the left side and the right side of the longitudinal brackets are fixed on the main lathe bed (8) through bolts, the middle longitudinal bracket (542) is arranged on the axis of each transverse bracket (541), each longitudinal bracket and each transverse bracket (541) are integrally welded to form the support bracket (54), and the support bracket (54) is fixed on the main lathe bed (8); a chain supporting rail (53) is arranged above and below the longitudinal bracket (542), a roller chain (55) with ears is arranged on the chain supporting rail (53), a rotary servo motor (52) is arranged on the main lathe bed (8) at the front end of the supporting bracket (54), and the rotary servo motor (52) is connected with the roller chain (55) with ears; the plurality of rotary support bars (51) are respectively and transversely fixed on the lug roller chains (55), the left end and the right end of each rotary support bar (51) are respectively fixed on the lug roller chains (55) of the side chain supporting rail (532), and the center of each rotary support bar (51) is fixed on the lug roller chains (55) of the middle chain supporting rail (531); the upper planes of all the rotary support bars (51) form a rotary worktable surface (56) of the rotary worktable (5), and the height of the rotary worktable surface (56) is consistent with that of a worktable main body (44) of the net material cutting area (4); a rear sprocket seat (57) is provided on a transverse bracket (541) at the rear of the support bracket (54).
2. A laser cutting work platform according to claim 1, wherein: the net material cutting support bar (41) of the net material cutting area (4) adopts a wave plate.
3. The laser cutting work platform of claim 1, wherein: the lower parts of the clean material cutting area (4) and the rotary workbench (5) are respectively provided with a blanking drawer (82), the space between the clean material cutting support bars (41) of the clean material cutting area (4) forms a clean material cutting blanking space (48), and the space between the rotary support bars (51) of the rotary workbench (5) forms a rotary workbench blanking space (58); the clean material cutting blanking space (48) and the rotary workbench blanking space (58) are positioned above the blanking drawer (82).
4. The laser cutting work platform of claim 1, wherein: the rear part of the clean material cutting area (4) is provided with a hairbrush plate (83), the left end and the right end of the hairbrush plate (83) are fixed on the main lathe bed (8) through bolts, the rear end of the hairbrush plate (83) is fixed at the rear end of the workbench main body (44), and the upper plane of the hairbrush plate (83) is consistent with the height of the workbench main body (44).
5. The laser cutting work platform of claim 1, wherein: the front clear material cutting stop (451) and the rear clear material cutting stop (452) are both provided with cam followers (47) in the vertical direction.
6. The laser cutting work platform of claim 1, wherein: a scrap conveyor belt (84) is arranged on the front side surface of the rotary workbench (5).
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| CN110170752B (en) * | 2019-06-26 | 2024-06-04 | 河南力锋科技有限公司 | Laser cutting equipment |
| CN110711954B (en) * | 2019-11-12 | 2021-06-04 | 江苏威扬重工科技有限公司 | Large-scale integrated laser cutting equipment based on transformation walking waste material reprocessing |
| CN111151901B (en) * | 2020-02-27 | 2021-07-20 | 山东大学 | Automatic unloading workstation of laser cutting machine and laser cutting system |
| CN113500314B (en) * | 2021-07-13 | 2023-05-26 | 奔腾激光科技(山东)有限公司 | Workbench with automatic screening and damage cutting supporting units |
| CN113231749B (en) * | 2021-07-13 | 2021-10-08 | 艾博特镭射科技徐州有限公司 | Gantry type plate laser cutting machine |
| CN113857692B (en) * | 2021-10-18 | 2023-09-08 | 奔腾激光(浙江)股份有限公司 | Secondary positioning control method and device for mobile workbench |
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