CN117798488A - Laser type circular knife die cutting machine - Google Patents
Laser type circular knife die cutting machine Download PDFInfo
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- CN117798488A CN117798488A CN202410231722.1A CN202410231722A CN117798488A CN 117798488 A CN117798488 A CN 117798488A CN 202410231722 A CN202410231722 A CN 202410231722A CN 117798488 A CN117798488 A CN 117798488A
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- cutting machine
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- 238000005520 cutting process Methods 0.000 title claims abstract description 121
- 239000002699 waste material Substances 0.000 claims abstract description 88
- 238000003698 laser cutting Methods 0.000 claims abstract description 49
- 230000007246 mechanism Effects 0.000 claims abstract description 19
- 238000013329 compounding Methods 0.000 claims abstract description 6
- 239000000463 material Substances 0.000 claims description 107
- 239000000779 smoke Substances 0.000 claims description 52
- 239000002131 composite material Substances 0.000 claims description 23
- 238000004804 winding Methods 0.000 claims description 19
- 238000010030 laminating Methods 0.000 claims description 16
- 150000001875 compounds Chemical class 0.000 claims description 12
- 238000011144 upstream manufacturing Methods 0.000 claims description 3
- 238000003475 lamination Methods 0.000 description 16
- 238000003825 pressing Methods 0.000 description 9
- 241000208125 Nicotiana Species 0.000 description 8
- 235000002637 Nicotiana tabacum Nutrition 0.000 description 8
- 238000007664 blowing Methods 0.000 description 7
- 238000007599 discharging Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010786 composite waste Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
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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
Abstract
The invention provides a laser type circular knife die-cutting machine, which relates to the technical field of circular knife die-cutting machines and comprises a machine base, wherein an unreeling device, a first cutting device, a second cutting device, a third cutting device, a reeling device and a film compounding device are arranged on the machine base, the first cutting device, the second cutting device and the third cutting device respectively comprise a laser cutting machine, each laser cutting machine is arranged on the machine base, a waste sucking operation platform is arranged below each laser cutting machine, and a protection mechanism is arranged outside each laser cutting machine and the waste sucking operation platform in a surrounding manner.
Description
Technical Field
The invention relates to the technical field of circular knife die cutting machines, in particular to a laser type circular knife die cutting machine.
Background
The circular knife die cutting machine is a machine with highest production efficiency, and is used for continuously and rotationally die-cutting products in a hob mode. The round knife cutting is realized by extruding materials through a knife edge and a backing roller.
The traditional circular knife die cutting machine mainly has the following problems: firstly, the thickness of the cutting edge on the die cutter roller is relatively large, the cutting joint of the material belt is relatively large, and high-precision cutting work cannot be completed; secondly, a large amount of small-volume waste materials generated in the cutting process need to be compounded with a layer of waste discharge film on a material belt in the conventional circular knife die-cutting machine, so that the small-volume waste materials are stuck to the waste discharge film and then discharged, the trouble is avoided, and the condition that the waste discharge is not clean is easy to occur.
Therefore, there is a need for a laser circular knife die cutter that can solve the above problems.
Disclosure of Invention
The invention provides a laser type circular knife die cutting machine, which realizes high-precision cutting of a material belt, solves the problem of high product reject ratio caused by low die cutting precision, and simultaneously realizes non-laminating discharge of small-volume waste.
The technical scheme of the invention is realized as follows:
the laser type circular knife die-cutting machine comprises a machine base, wherein an unreeling device, a first cutting device, a second cutting device, a third cutting device and a reeling device are arranged on the machine base, and a film compound device is arranged between the unreeling device and the first cutting device, between the first cutting device and the second cutting device and between the second cutting device and the third cutting device;
the first cutting device, the second cutting device and the third cutting device comprise laser cutting machines, each laser cutting machine is installed on the machine base, a waste sucking operation platform is arranged below each laser cutting machine, and a protection mechanism is arranged on the outer sides of each laser cutting machine and the waste sucking operation platform in a surrounding mode.
As a preferable technical scheme, each waste suction operation platform comprises a bottom plate, each bottom plate is fixed on the machine base, a lifting frame is vertically and slidably arranged on the bottom plate, a lifting driving mechanism is arranged between the lifting frame and the bottom plate, a box body is fixedly arranged on the lifting frame, a plurality of grooves are formed in the top wall of each box body, a waste suction pipe is fixed at the bottom of each box body, each waste suction pipe is communicated with the inside of the box body, a pair of lower light sources are arranged in each box body, and each lower light source is arranged on the bottom wall of the box body through an adjusting bracket;
and a pair of material supporting rubber rollers are arranged on two sides of each box body.
As a preferred technical scheme, protection machanism all includes a housing, every housing all fixed mounting in on the frame, every all be equipped with a material passing opening on the both sides wall of housing, the material area passes through material passing opening business turn over corresponds the housing, every all install a display through folding support on a lateral wall of housing, every the top of housing all is provided with goes out the tobacco bale mouth, every go up tobacco bale mouth department slidable mounting has an upper tobacco bale mouth, every the front wall lower extreme of housing all is provided with down the tobacco bale mouth, every lower tobacco bale mouth department slidable mounting has a lower tobacco bale mouth, every go out and all be fixed with a adjusting bolt on adjusting the tobacco bale mouth and the lower tobacco bale mouth, every adjusting bolt all along slidable mounting in on the lateral wall of housing, every all be equipped with the air inlet on the front wall and the back wall of housing.
As a preferable technical scheme, the unreeling device comprises a main material unreeling roller for placing a material strip coil, a plurality of composite film unreeling rollers are arranged at the downstream of the main material unreeling roller, each composite film unreeling roller and the main material unreeling roller are rotatably mounted on the machine base, and each material supporting rubber roller is arranged along the axial extension of the main material unreeling roller.
As a preferable technical scheme, each film compounding device comprises a plurality of lamination tool holders, wherein the lamination tool holders are used for laminating the compound film on the surface of the material belt, the material belt sequentially passes through each lamination tool holder, each lamination tool holder corresponds to at least one compound film unreeling roller, and each compound film passes through the corresponding lamination tool holder.
As a preferable technical scheme, the winding device comprises a main material winding roller for winding the material belt, a plurality of waste material winding rollers are arranged on the upstream of the main material winding roller, and each waste material winding roller and the main material winding roller are rotatably mounted on the machine base.
As a preferable technical scheme, the lifting driving mechanism comprises two pairs of guide rods which are vertically arranged, each guide rod is vertically and slidably arranged on the bottom plate, a transverse plate is commonly fixed at the lower end parts of one pair of guide rods, a vertically arranged screw rod is arranged on the transverse plate, the screw rod is arranged on the bottom plate in a threaded connection mode, the upper end part of the screw rod is fixedly connected with the lifting frame, and a hand wheel is arranged at the lower end part of the screw rod.
As a preferable technical scheme, a plurality of stripping knife holders which are sequentially arranged are arranged at the downstream of the third cutting device, the material belt sequentially passes through each stripping knife holder, and each stripping knife holder corresponds to one waste material winding roller.
By adopting the technical scheme, the invention has the beneficial effects that:
because the laser type circular cutter die-cutting machine comprises the first cutting device, the second cutting device and the third cutting device, the first cutting device, the second cutting device and the third cutting device all comprise a laser cutting machine, in the invention, the laser cutting machine is matched with a die-cutting cutter roller on the circular cutter die-cutting machine for use, and the kerf is very small when the laser cutting machine performs cutting, and the cutting positioning precision is very high, so that the high-precision cutting of a material belt can be realized, and the problem of high product reject ratio caused by low die-cutting precision is solved.
Because the waste sucking operation platform is arranged below each laser cutting machine, the waste sucking operation platform mainly plays a role of supporting the material belt and sucking the small-volume waste generated after cutting, not only ensures the stability in the cutting process, but also can directly discharge the small-volume waste without performing film composite waste discharge, thereby realizing the non-film discharge of the small-volume waste and further simplifying the waste discharge operation of the small-volume waste.
Because the outside of each laser cutting machine and the waste sucking operation platform are surrounded and provided with the protection mechanism, in the invention, the laser cutting machine has very high brightness of focused high-density laser beams in the cutting process, and the eyes can be damaged by long-time contact of workers, and the protection mechanism prevents the damage of the laser beams to the eyes of the workers, so that the use safety of the laser cutting machine is improved.
The waste suction operation platform comprises a bottom plate, a lifting frame and a lifting driving mechanism, wherein the lifting driving mechanism is used for driving the lifting frame to lift, and workers can adjust the lifting frame to a proper operation height according to the actual production process requirements of products, so that the distance between the waste suction operation platform and a lens of a laser cutting machine meets the process production requirements, and the waste suction operation platform is suitable for cutting work of different production process requirements and products of different materials.
The box body is fixedly arranged on the lifting frame, the top wall of the box body is provided with a plurality of grooves, and the bottom of the box body is communicated with the waste suction pipe.
Because the protection mechanism comprises the housing, the housing is provided with the upper smoke outlet, the lower smoke outlet and the air inlet, in the invention, the external clean air enters the housing through the air inlet, and a large amount of waste smoke generated by laser cutting work is rapidly discharged out of the housing through the upper smoke outlet and the lower smoke outlet, thereby avoiding the occurrence of inaccurate cutting positioning caused by shielding of a large amount of waste smoke on a visual system.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the invention, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of the installation of the laser cutting machine, the waste sucking operation platform and the housing of the present invention;
FIG. 3 is a schematic diagram of a waste sucking operation platform according to the present invention;
FIG. 4 is a schematic top view of FIG. 3;
FIG. 5 is a schematic cross-sectional view taken in the direction A-A of FIG. 4;
FIG. 6 is a schematic view of the structure of the housing in the present invention;
FIG. 7 is a schematic top view of FIG. 6;
FIG. 8 is a schematic cross-sectional view taken in the direction B-B of FIG. 7;
fig. 9 is a schematic cross-sectional view in the direction C-C of fig. 8.
Wherein: 1. a base; 2. a material belt; 3. a main material unreeling roller; 4. a coil of stock strip; 5. a composite film unreeling roller; 6. a composite film roll; 7. pressing the tool apron; 8. a pressing roller; 9. a composite membrane; 10. a waste material wind-up roll; 11. a main material wind-up roll; 12. stripping knife holder; 13. attaching a tool apron; 14. waste film discharge; 15. a laser cutting machine; 16. a waste sucking operation platform; 17. a waste suction pipe; 18. a lower light source; 19. adjusting the bracket; 20. a material supporting rubber roller; 21. square and round suction pipes; 22. a blowing main pipe; 23. a guide rod; 24. a cross plate; 25. a screw rod; 26. a hand wheel; 27. a top light source; 28. a housing; 29. an upper smoke outlet; 30. a lower smoke outlet; 31. a material passing opening; 32. folding the bracket; 33. a display; 34. a smoke outlet baffle plate is arranged; 35. a lower smoke outlet baffle plate; 36. an adjusting bolt; 37. an air inlet; 38. a cross bar; 39. a fixing seat; 40. a locking pin; 41. a bottom plate; 42. a lifting frame; 43. a case body; 44. and (5) grooving.
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.
As shown in fig. 1, the laser circular knife die-cutting machine comprises a machine base 1, wherein an unreeling device, a first cutting device, a second cutting device, a third cutting device and a reeling device are arranged on the machine base 1, and a film compounding device is arranged between the unreeling device and the first cutting device, between the first cutting device and the second cutting device and between the second cutting device and the third cutting device.
As shown in fig. 1 and fig. 2 together, the first cutting device, the second cutting device and the third cutting device each include a laser cutting machine 15, each laser cutting machine 15 is installed on the base 1, a waste sucking operation platform 16 is disposed below each laser cutting machine 15, and a protection mechanism is disposed around the outer sides of each laser cutting machine 15 and the waste sucking operation platform 16, in the invention, when the laser cutting machine 15 is used in cooperation with a die cutter roller on a circular cutter die cutting machine, the kerf is very small and the positioning precision is high when the laser cutting machine 15 is used for cutting, so that the high-precision cutting of the material belt 2 can be realized, and the problem of product reject ratio increase caused by low die cutting precision is solved; the protection mechanism prevents the damage of the laser beam to eyes of workers, and further improves the use safety of the laser beam laser.
As shown in fig. 2-5 together, each waste sucking operation platform 16 includes a bottom plate 41, each bottom plate 41 is fixed on the base 1, a lifting frame 42 is vertically slidably installed on the bottom plate 41, a lifting driving mechanism is disposed between the lifting frame 42 and the bottom plate 41, a box body 43 is fixedly installed on the lifting frame 42, and a plurality of slots 44 are disposed on a top wall of each box body 43, in the invention, the slots 44 can enable small-volume waste generated by laser cutting to smoothly fall into the box bodies 43, and suck and discharge the small-volume waste through the waste sucking pipe 17, so that non-film waste discharge of the small-volume waste is realized, and the situation that the traditional film waste discharge mode cannot completely discharge the small-volume waste is avoided; the bottom of each box body 43 is fixed with a waste suction pipe 17, each waste suction pipe 17 is communicated with the inside of the box body 43, in this embodiment, the material belt 2 is half-cut in the first cutting device, and small-volume waste on the material belt 2 cannot fall into the box body 43 through the slot 44, so that automatic waste suction is not required by using the waste suction pipe 17, and the material belt 2 is fully cut in the second cutting device and the third cutting device, and small-volume waste on the material belt 2 falls into the box body 43 through the slot 44, so that automatic waste suction work is required by using the waste suction pipe 17.
Wherein, each of the box bodies 43 is provided with a pair of lower light sources 18, each of the lower light sources 18 is mounted on the bottom wall of the box body 43 through an adjusting bracket 19, in this embodiment, the adjusting bracket 19 includes two connecting rods hinged together, and the hinge joint between the two connecting rods and the bottom wall of the box body 43 can be arbitrarily stopped, so that the position and the irradiation angle of the lower light sources 18 can be arbitrarily adjusted through the adjusting bracket 19, thereby the lower light sources 18 can be matched with the upper light sources 27 for use, and enough light sources can be provided for the vision system of the laser cutting machine 15 for accurate positioning.
Moreover, a pair of material supporting rubber rollers 20 are disposed on two sides of each box body 43, and in this embodiment, the material supporting rubber rollers 20 are disposed along the axial extension of the main material unreeling roller 3 and are used for stretching the material belt 2 in the advancing process, so that the tension of the material belt 2 in the cutting process is ensured, and the laser cutting machine 15 can accurately cut the material belt 2.
In the present invention, a square suction pipe 21 for rapidly sucking the waste smoke can be provided on one side of the case 43, and a blowing pipe (a blowing main pipe 22 is shown in the drawing, the blowing pipe is not shown, and is mounted on the blowing main pipe 22 for blowing the waste smoke in the direction of the square suction pipe 21) is provided on the other side, so that the waste smoke generated in the laser cutting process is very large, and the waste smoke can not be discharged in time only through the upper smoke outlet 29 and the lower smoke outlet 30 on the housing 28, and at this time, the waste smoke can be blown into the square suction pipe 21 through the blowing pipe, thereby assisting the discharge work of the waste smoke.
As shown in fig. 6-9 together, the protection mechanism includes a housing 28, each housing 28 is fixedly mounted on the base 1, two side walls of each housing 28 are respectively provided with a material passing opening 31, the material belt 2 passes through the material passing openings 31 to enter and exit the corresponding housing 28, a display 33 is mounted on one side wall of each housing 28 through a folding bracket 32, an upper smoke outlet 29 is arranged at the top of each housing 28, an upper smoke outlet baffle 34 is slidably mounted at each upper smoke outlet 29, a lower smoke outlet 30 is slidably mounted at the lower end of the front wall of each housing 28, a lower smoke outlet baffle 35 is slidably mounted at each lower smoke outlet 30, a pair of adjusting bolts 36 are fixedly mounted on each upper smoke outlet baffle 34 and lower smoke outlet baffle 35, each adjusting bolt 36 is slidably mounted on the side wall of the housing 28, an upper smoke outlet 37 and a rear wall of each housing 28 are slidably mounted, a laser cutting system is capable of preventing the laser cutting of the laser cutting system from being influenced by the large quantity of smoke, and the laser cutting system is capable of avoiding the occurrence of the problem of the occurrence of the high quality of laser cutting caused by the air.
In this embodiment, the smoke outlet width of the upper smoke outlet 29 and the lower smoke outlet 30 can be freely adjusted according to the amount of smoke, when the smoke outlet width of the upper smoke outlet 29 needs to be adjusted, the adjusting bolt 36 on the upper smoke outlet baffle 34 is screwed outwards, the upper smoke outlet baffle 34 is slid to adjust the smoke outlet width of the upper smoke outlet 29, after the adjustment is completed, the adjusting bolt 36 is screwed inwards, and the nut of the adjusting bolt 36 is pressed on the outer wall of the housing 28 to realize fixation; similarly, when the smoke outlet width of the lower smoke outlet 30 needs to be adjusted, the adjusting bolt 36 on the lower smoke outlet baffle 35 is screwed outwards, the lower smoke outlet baffle 35 is slid to adjust the smoke outlet width of the lower smoke outlet 30, after the adjustment is completed, the adjusting bolt 36 is screwed inwards, and the nut of the adjusting bolt 36 is pressed on the outer wall of the housing 28 to achieve fixation.
The folding bracket 32 includes a pair of horizontal rods 38 horizontally arranged, a pair of fixing seats 39 are fixed on the side wall of each housing 28, each horizontal rod 38 is slidably mounted on the corresponding fixing seat 39 along the horizontal direction, a locking pin 40 is commonly arranged between each horizontal rod 38 and the corresponding fixing seat 39, and each display 33 is hinged with the corresponding horizontal rod 38, in this embodiment, the horizontal rods 38 and the displays 33 are rotatably mounted in a limited position, so that the displays 33 can be folded or unfolded by rotating the displays 33, and can be stably kept in a folded state or an unfolded state, so that the displays 33 are folded and retracted to the inner side of the grating when in idle, the occupied space of the displays 33 is reduced, and the influence of the displays 33 on the normal opening and closing of the grating door of the die cutter is avoided; and after the locking pin 40 is removed, the cross bar 38 can slide along the axial direction, and for a circular cutter die-cutting machine with a larger part of width dimension, the display 33 is far away from the operation position of the worker, so that the display 33 can be pulled up by pulling the cross bar 38 to move forward, so that the worker can conveniently perform the control operation of the laser cutting machine 15 on the display 33.
As shown in fig. 1, the unwinding device includes a main material unwinding roller 3 for placing a material roll 4, a plurality of composite film unwinding rollers 5 are disposed at the downstream of the main material unwinding roller 3, each of the composite film unwinding rollers 5 and the main material unwinding roller 3 is rotatably mounted on the stand 1, in this embodiment, the main material unwinding roller 3 is driven to rotate by a main material unwinding servo motor (not shown in the drawing) fixed on the stand 1, the main material unwinding servo motor drives the main material unwinding roller 3 to rotate, the composite film unwinding roller 5 is driven to rotate by a composite film unwinding servo motor (not shown in the drawing) fixed on the stand 1, and the unwinding work is performed on different composite film rolls 6 placed on the composite film unwinding roller 5.
Moreover, each film compounding device comprises a plurality of lamination tool holders 7, the lamination tool holders 7 are used for laminating the compound film 9 on the surface of the material belt 2, the material belt 2 sequentially passes through each lamination tool holder 7, each lamination tool holder 7 corresponds to at least one compound film unreeling roller 5, each compound film 9 passes through the corresponding lamination tool holder 7, in the embodiment, a pair of lamination rollers 8 which are parallel to each other are rotatably arranged on the lamination tool holders 7, the material belt 2 and the corresponding compound film 9 pass through between the two lamination rollers 8 together, and the rotating lamination rollers 8 laminate the material belt 2 and the compound film 9; and if the material belt 2 needs to be die-cut, a die-cutting cutter seat (not shown in the figure) can be arranged between the pressing cutter seats 7 for die-cutting the material belt 2, and meanwhile, the waste generated after die-cutting can be rolled and discharged through the waste rolling roller 10.
In addition, the coiling mechanism includes a main material wind-up roll 11 that is used for carrying out the rolling to the material area 2, the upper reaches of main material wind-up roll 11 is provided with a plurality of waste material wind-up roll 10, every waste material wind-up roll 10 and main material wind-up roll 11 all rotate install in on the frame 1.
As shown in fig. 3-5, the lifting driving mechanism includes two pairs of vertically disposed guide rods 23, each guide rod 23 is slidably mounted on the bottom plate 41 along a vertical direction, a transverse plate 24 is commonly fixed at a lower end portion of one pair of guide rods 23, a vertically disposed screw rod 25 is mounted on the transverse plate 24, the screw rod 25 is mounted on the bottom plate 41 in a threaded connection manner, an upper end portion of the screw rod 25 is fixedly connected with the lifting frame 42, and a hand wheel 26 is disposed at a lower end portion of the screw rod 25.
As shown in fig. 1, a plurality of stripping knife holders 12 are disposed at the downstream of the third cutting device, the material strip 2 sequentially passes through each stripping knife holder 12, each stripping knife holder 12 corresponds to one waste material winding roller 10, in this embodiment, a traction knife roller and a stripping knife are rotatably mounted on the stripping knife holder 12, and the stripping knife holders 12 can strip the waste material generated after cutting, so that the finished material film is wound independently without further waste disposal.
Taking 7 layers of composite film 9 materials as an example, three pressing tool holders 7 are arranged between the unreeling device and the first cutting device, two pressing tool holders 7 are arranged between the first cutting device and the second cutting device, and two pressing tool holders 7 are arranged between the second cutting device and the third cutting device to sequentially press 7 layers of composite film 9 onto the material belt 2, so that the flow of cutting work on the material belt 2 is as follows:
the first step, the main material unreeling roller 3 rotates to unreel the material strip coil 4, the unreeled material strip 2 passes through each laminating tool apron 7 at the upstream of the first cutting device, meanwhile, the composite film unreeling roller 5 rotates to unreel the corresponding composite film 9, and the unreeled composite film 9 is laminated on the material strip 2 through the corresponding laminating tool apron 7, so that the lamination work of the three layers of composite films 9 is completed;
secondly, the material belt 2 after the lamination of the three layers of composite films 9 enters the housing 28 through the material passing opening 31 on the side wall of the housing 28, bypasses the corresponding material supporting rubber roller 20, intensively irradiates the upper light source 27 on the laser cutting machine 15 and the lower light source 18 in the box body 43 to a set cutting position, simultaneously the vision system of the laser cutting machine 15 controls the cutting lens of the laser cutting machine 15 to move to a preset position to half-cut the material belt 2, and then the material belt 2 after the first laser cutting work is completed bypasses the material supporting rubber roller 20 on the other side wall of the box body 43 and leaves the housing 28 through the material passing opening 31 on the other side wall of the housing 28;
thirdly, the material belt 2 leaving the first cutting device sequentially passes through a downstream laminating tool apron 13 (used for laminating the waste discharging film 14 on the upper surface of the material belt 2), a stripping tool apron 12 and a laminating tool apron 7, wherein a layer of waste discharging film 14 is firstly arranged on the upper surface of the material belt 2, small-volume waste generated by half-cutting the material belt 2 by the first cutting device is adhered away, the waste discharging film 14 is stripped by the stripping tool apron 12, the waste discharging film 14 is rolled by a waste rolling roller 10 in rotation, and finally, two layers of composite films 9 are laminated on the material belt 2 by the laminating tool apron 7;
fourthly, the material belt 2 which completes the pressing work of the two layers of composite films 9 enters into the housing 28 of the second cutting device to carry out the second laser cutting work, meanwhile, the waste suction pipe 17 in the second cutting device is connected with a negative pressure suction fan (not shown in the figure), the small-volume waste generated by laser cutting leaks into the box body 43 through the groove 44 on the top wall of the box body 43 by utilizing the principle of negative pressure suction, and then the small-volume waste in the box body 43 is discharged through the waste suction pipe 17;
fifthly, the material belt 2 subjected to the second laser cutting work leaves the second cutting device and sequentially passes through a downstream pressing tool apron 7, the last two layers of composite films 9 are pressed on the material belt 2 through the pressing tool apron 7, and then enters a third cutting device to perform the third laser cutting work, and the material belt 2 subjected to the third laser cutting work leaves the third cutting device;
and sixthly, the material belt 2 subjected to the third laser cutting work sequentially passes through each stripping cutter holder 12, the corresponding waste is stripped off by the stripping cutter holders 12, and is wound by the corresponding waste winding roller 10, and finally the finished material belt 2 is wound by the main material winding roller 11.
In summary, the laser type circular knife die-cutting machine provided by the invention realizes high-precision cutting of the material belt 2, solves the problem of increased product reject ratio caused by low die-cutting precision, and simultaneously realizes non-laminating discharge of small-volume waste.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the invention.
Claims (8)
1. The laser type circular knife die-cutting machine comprises a machine base and is characterized in that an unreeling device, a first cutting device, a second cutting device, a third cutting device and a reeling device are arranged on the machine base, and a film compounding device is arranged between the unreeling device and the first cutting device, between the first cutting device and the second cutting device and between the second cutting device and the third cutting device;
the first cutting device, the second cutting device and the third cutting device comprise laser cutting machines, each laser cutting machine is installed on the machine base, a waste sucking operation platform is arranged below each laser cutting machine, and a protection mechanism is arranged on the outer sides of each laser cutting machine and the waste sucking operation platform in a surrounding mode.
2. The laser circular knife die-cutting machine according to claim 1, wherein each waste suction operation platform comprises a bottom plate, each bottom plate is fixed on the machine base, a lifting frame is vertically and slidably arranged on the bottom plate, a lifting driving mechanism is arranged between the lifting frame and the bottom plate, a box body is fixedly arranged on the lifting frame, a plurality of grooves are formed in the top wall of each box body, a waste suction pipe is fixed at the bottom of each box body, each waste suction pipe is communicated with the inside of the box body, a pair of lower light sources are arranged in each box body, and each lower light source is arranged on the bottom wall of the box body through an adjusting bracket;
and a pair of material supporting rubber rollers are arranged on two sides of each box body.
3. The laser circular knife die-cutting machine of claim 1, wherein the protection mechanism comprises a housing, each housing is fixedly mounted on the machine base, two side walls of each housing are respectively provided with a material passing opening, a material belt passes through the material passing openings to enter and exit the corresponding housing, a display is mounted on one side wall of each housing through a folding bracket, an upper smoke outlet is formed in the top of each housing, an upper smoke outlet baffle is slidably mounted at the upper smoke outlet, a lower smoke outlet is formed in the lower end of the front wall of each housing, a lower smoke outlet baffle is slidably mounted at the lower smoke outlet, a pair of adjusting bolts are fixedly mounted on each upper smoke outlet baffle and each lower smoke outlet baffle, each adjusting bolt is slidably mounted on the side wall of each housing, and air inlets are formed in the front wall and the rear wall of each housing.
4. The laser circular knife die cutting machine of claim 2, wherein the unreeling device comprises a main material unreeling roller for placing a material strip coil, a plurality of composite film unreeling rollers are arranged at the downstream of the main material unreeling roller, each composite film unreeling roller and the main material unreeling roller are rotatably mounted on the machine base, and each material supporting rubber roller is arranged along the axial extension of the main material unreeling roller.
5. The laser circular knife die cutting machine of claim 4, wherein each film compounding device comprises a plurality of laminating tool holders, the laminating tool holders are used for laminating compound films on the surface of the material belt, the material belt sequentially passes through each laminating tool holder, each laminating tool holder corresponds to at least one compound film unreeling roller, and each compound film passes through the corresponding laminating tool holder.
6. The laser circular knife die cutting machine of claim 4, wherein the winding device comprises a main material winding roller for winding the material strip, a plurality of waste winding rollers are arranged at the upstream of the main material winding roller, and each waste winding roller and the main material winding roller are rotatably mounted on the machine base.
7. The laser circular knife die-cutting machine according to claim 2, wherein the lifting driving mechanism comprises two pairs of vertically arranged guide rods, each guide rod is vertically and slidably mounted on the bottom plate, a transverse plate is commonly fixed at the lower end parts of one pair of guide rods, a vertically arranged screw rod is mounted on the transverse plate, the screw rod is mounted on the bottom plate in a threaded connection manner, the upper end part of the screw rod is fixedly connected with the lifting frame, and a hand wheel is arranged at the lower end part of the screw rod.
8. The laser circular knife die cutting machine of claim 6, wherein a plurality of stripping knife holders are arranged at the downstream of the third cutting device in sequence, the material belt sequentially passes through each stripping knife holder, and each stripping knife holder corresponds to one waste winding roller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410231722.1A CN117798488A (en) | 2024-03-01 | 2024-03-01 | Laser type circular knife die cutting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| CN218657372U (en) * | 2022-11-28 | 2023-03-21 | 深圳市汉越智能有限公司 | Non-metal coil stock laser processing equipment |
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| CN220698565U (en) * | 2024-03-01 | 2024-04-02 | 山东华滋自动化技术股份有限公司 | Laser cutting comprehensive operation platform |
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