CN108996281B - Laser slitting assembly for polyethylene plastic film - Google Patents
Laser slitting assembly for polyethylene plastic film Download PDFInfo
- Publication number
- CN108996281B CN108996281B CN201810954708.9A CN201810954708A CN108996281B CN 108996281 B CN108996281 B CN 108996281B CN 201810954708 A CN201810954708 A CN 201810954708A CN 108996281 B CN108996281 B CN 108996281B
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- Prior art keywords
- polyethylene plastic
- plastic film
- roller
- laser
- cut
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000002985 plastic film Substances 0.000 title claims abstract description 91
- 229920006255 plastic film Polymers 0.000 title claims abstract description 91
- 239000004698 Polyethylene Substances 0.000 title claims abstract description 87
- -1 polyethylene Polymers 0.000 title claims abstract description 87
- 229920000573 polyethylene Polymers 0.000 title claims abstract description 87
- 238000005520 cutting process Methods 0.000 claims abstract description 61
- 238000004804 winding Methods 0.000 claims abstract description 29
- 239000002994 raw material Substances 0.000 claims abstract description 26
- 230000005540 biological transmission Effects 0.000 claims abstract description 22
- 238000005096 rolling process Methods 0.000 claims abstract description 8
- 230000009286 beneficial effect Effects 0.000 claims description 10
- 230000000694 effects Effects 0.000 claims description 9
- 238000000926 separation method Methods 0.000 claims description 9
- 239000000956 alloy Substances 0.000 claims description 6
- 238000003698 laser cutting Methods 0.000 claims description 6
- 238000004663 powder metallurgy Methods 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 5
- 229910045601 alloy Inorganic materials 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 239000010408 film Substances 0.000 description 6
- 239000010445 mica Substances 0.000 description 4
- 229910052618 mica group Inorganic materials 0.000 description 4
- 238000004806 packaging method and process Methods 0.000 description 4
- 238000009825 accumulation Methods 0.000 description 3
- 239000011810 insulating material Substances 0.000 description 2
- 229920006233 biaxially oriented polyamide Polymers 0.000 description 1
- 239000011127 biaxially oriented polypropylene Substances 0.000 description 1
- 229920006378 biaxially oriented polypropylene Polymers 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000123 paper Substances 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H16/00—Unwinding, paying-out webs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H18/00—Winding webs
- B65H18/08—Web-winding mechanisms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H20/00—Advancing webs
- B65H20/02—Advancing webs by friction roller
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H35/00—Delivering articles from cutting or line-perforating machines; Article or web delivery apparatus incorporating cutting or line-perforating devices, e.g. adhesive tape dispensers
- B65H35/02—Delivering articles from cutting or line-perforating machines; Article or web delivery apparatus incorporating cutting or line-perforating devices, e.g. adhesive tape dispensers from or with longitudinal slitters or perforators
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2301/00—Handling processes for sheets or webs
- B65H2301/50—Auxiliary process performed during handling process
- B65H2301/51—Modifying a characteristic of handled material
- B65H2301/515—Cutting handled material
- B65H2301/5153—Details of cutting means
- B65H2301/51536—Laser
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2701/00—Handled material; Storage means
- B65H2701/10—Handled articles or webs
- B65H2701/17—Nature of material
- B65H2701/175—Plastic
- B65H2701/1752—Polymer film
Landscapes
- Laser Beam Processing (AREA)
Abstract
The invention belongs to the technical field of plastic film production, and particularly relates to a polyethylene plastic film laser slitting assembly which comprises a raw material roller, a transmission roller, a separating rod, a winding roller, a cutting device and a rack, wherein the raw material roller is positioned at the foremost end of the rack; the driving roller is positioned on the right side of the raw material roller; the cutting device is positioned at the upper left part of the separating rod, the number of the cutting devices is at least two, and the cutting device can cut the polyethylene plastic film into a plurality of pieces; the separating rod is positioned on the right side of the transmission roller and is used for separating the cut polyethylene plastic film, so that the subsequent rolling is facilitated; the winding roller is positioned on the right side of the separating rod and used for separately winding the cut polyethylene plastic film to realize collection; the frame cross-section is "U" shape, and raw materials roller, driving roller and wind-up roll all rotate with the frame and are connected, and one side of wind-up roll is provided with motor one. The invention can realize the accurate movement of the laser, thereby cutting the film with high precision.
Description
Technical Field
The invention belongs to the technical field of plastic film production, and particularly relates to a polyethylene plastic film laser slitting assembly.
Background
Along with the improvement of living standard of people, the packaging of various products is valued by more and more people. The packaging industry is prosperous and developed, the demand of various plastic films for packaging such as BOPP, BOPA, CPP, GCPP and the like is greatly increased, and a splitting machine is mechanical equipment for splitting a wide film, a mica tape or paper into a plurality of narrow materials and is commonly used for paper making machinery, wire and cable mica tapes and printing and packaging machinery. The slitting machine mainly applies to: mica tape, paper, insulating material and film cutting, and is particularly suitable for cutting narrow tapes (insulating material, mica tape, film and the like); the cutting principle of traditional film splitter is two cutting rollers laminating extrusion, cuts through the cutter on the roller, nevertheless sometimes need to cut out the different cutting limit of shape, for example: straight line shape, wave shape, saw tooth shape; the existing splitting machine can not change the shape of the cutting edge, and the whole cutting device of part of the splitting machine needs to be replaced, so that the manufacturing cost is increased.
The reference: a laser splitting machine for thin films; application No.: 2016104508708
In the above-mentioned reference, the laser is moved by the sliding of the roller on the slide rail to control the shape of the cutting edge, but in this scheme, the roller and the slide rail are moved by friction, so that the roller slides on the slide rail, which affects the movement precision of the laser, thereby making the shape precision of the cutting edge poor and reducing the quality of the film.
Disclosure of Invention
in order to make up for the defects of the prior art, the laser slitting assembly for the polyethylene plastic film is mainly used for realizing the accurate movement of a laser so as to slit the film with high accuracy. According to the invention, the tooth-shaped structure is arranged on the upper surface of the sliding rail, the laser is fixed on the mounting rack, the mounting rack is arranged on the sliding rail through the gear, and the laser can accurately move through the gapless meshing transmission of the gear and the sliding rail, so that the quality of cutting the polyethylene plastic film is ensured.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to a laser slitting assembly for a polyethylene plastic film, which comprises a raw material roller, a transmission roller, a separating rod, a winding roller, a cutting device and a rack, wherein the raw material roller is positioned at the foremost end of the rack; the driving roller is positioned on the right side of the raw material roller; the cutting device is positioned at the upper left part of the separating rod, the number of the cutting devices is at least two, and the cutting device can cut the polyethylene plastic film into a plurality of pieces; the separating rod is positioned on the right side of the transmission roller and is used for separating the cut polyethylene plastic film, so that the subsequent rolling is facilitated; the winding roller is positioned on the right side of the separating rod and used for separately winding the cut polyethylene plastic film to realize collection; the cross section of the frame is U-shaped, the raw material roller, the transmission roller and the winding roller are rotationally connected with the frame, and one side of the winding roller is provided with a first motor; wherein,
The cutting device comprises two sliding rails, a mounting rack, a gear, a laser and a motor II, the number of the sliding rails is two, the sliding rails are horizontally mounted on the rack, the two sliding rails are parallel to each other, and a tooth-shaped structure is arranged on the upper surfaces of the sliding rails; the number of the mounting racks is at least two, the mounting racks are placed on the upper surfaces of the slide rails, the mounting racks are of rectangular frame structures, flanges are arranged at the bottoms of the mounting racks on the left side and the right side of the slide rails and used for limiting the mounting racks on the slide rails, and cross beams are arranged at the tops of the mounting racks; the number of the gears is two, the gears are arranged in the mounting rack, the two gears are respectively rotatably mounted on the left side and the right side of the mounting rack through cantilever shafts, turntables are respectively arranged at one ends of the two cantilever shafts far away from the rack, the two turntables are connected through a connecting shaft, the axis of the connecting shaft deviates from the axis of the cantilever shafts, the two gears are respectively positioned on the two slide rails, gapless meshing is realized between the gears and tooth-shaped structures of the slide rails, the mounting rack is driven to move back and forth along the slide rails when the gears rotate on the slide rails, a second motor is arranged on the outer side of the mounting rack; the laser is fixed on the cross beam of the mounting frame, is located between the two gears and is used for carrying out laser cutting on the polyethylene plastic film. One end of a polyethylene plastic film wound on a raw material roller penetrates through a transmission roller, a cutting device and a separating rod and then is wound on a winding roller, a first motor drives the winding roller to rotate to pull the polyethylene plastic film on the raw material roller to move, when the polyethylene plastic film penetrates below a laser, the laser cuts the polyethylene plastic film, a second motor drives a gear to rotate in the forward and reverse directions while cutting, the gear moves along a sliding rail while rotating, an installation frame moves back and forth along the sliding rail to drive the laser to reciprocate, so that the edge of the polyethylene plastic film cut by the laser presents a wavy shape, the polyethylene plastic film can be cut in any shape, the application range of the polyethylene plastic film is widened, the design of a connecting shaft and a rotating disc is beneficial to heat accumulation of the laser, the cutting effect is improved, and meanwhile, the transmission of heat to the gear is prevented, and the transmission precision of the gear is ensured.
The gear is made of a powder metallurgy high-temperature alloy material, and a powder metallurgy high-temperature alloy layer is also arranged on the surface of the tooth-shaped structure of the sliding rail. The gear and the slide rail made of high-temperature resistant materials can prevent deformation from generating and influence transmission precision, so that the edge shape of the cut polyethylene plastic film deviates from the expectation, and the cutting effect is ensured.
As shown in the figure, the surface of the separating rod is provided with a separating sheet, a third motor is horizontally arranged on the rack, and an output shaft of the third motor is connected with the separating rod. When the polyethylene plastic films cut by the cutting device pass through the separating rod, the third motor drives the separating rod to rotate, so that the separating sheet is positioned between the two adjacent polyethylene plastic films, the two adjacent polyethylene plastic films after cutting are better separated, and subsequent rolling is facilitated.
As shown, the thickness of the separator sheet is less than 1 mm. On one hand, the fine separating sheet is beneficial to realizing the separation of two adjacent polyethylene plastic films, and meanwhile, the polyethylene plastic films cannot be damaged, so that the quality of the polyethylene plastic films after being cut is ensured.
The invention has the following beneficial effects:
1. According to the laser cutting assembly for the polyethylene plastic film, the tooth-shaped structure is arranged on the upper surface of the sliding rail, the laser is fixed on the mounting frame, the mounting frame is arranged on the sliding rail through the gear in a supported mode, and the laser can accurately move through the zero-clearance meshing transmission of the gear and the sliding rail, so that the cutting quality of the polyethylene plastic film is guaranteed, the heat collection of the laser is facilitated due to the design of the connecting shaft and the rotating disc, the cutting effect is improved, meanwhile, the heat transfer to the gear is prevented, and the transmission precision of the gear is guaranteed.
2. According to the laser slitting assembly for the polyethylene plastic film, the continuous slitting work of the polyethylene plastic film can be realized through the continuously arranged raw material roller, the driving roller, the separating rod and the winding roller, and the laser slitting assembly is high in working efficiency and low in labor intensity.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a schematic view of the cutting apparatus of the present invention;
In the figure: the device comprises a raw material roller 1, a driving roller 2, a separating rod 3, a winding roller 4, a cutting device 5, a rack 6, a first motor 7, a sliding rail 51, a mounting rack 52, a gear 53, a laser 54, a turntable 55, a connecting shaft 56, a second motor 57, a cross beam 521, a third motor 8 and a shifting needle 31.
Detailed Description
A laser slitting assembly for a polyethylene plastic film according to an embodiment of the present invention will be described below with reference to fig. 1 and 2.
As shown in fig. 1 and 2, the laser slitting assembly for the polyethylene plastic film comprises a raw material roller 1, a driving roller 2, a separating rod 3, a winding roller 4, a cutting device 5 and a frame 6, wherein the raw material roller 1 is positioned at the foremost end of the frame 6; the driving roller 2 is positioned on the right side of the raw material roller 1; the cutting device 5 is positioned at the upper left of the separating rod 3, the number of the cutting devices 5 is at least two, and the cutting device 5 can cut the polyethylene plastic film into a plurality of pieces; the separating rod 3 is positioned on the right side of the driving roller 2, and the separating rod 3 is used for separating the cut polyethylene plastic film, so that the subsequent rolling is facilitated; the winding roller 4 is positioned on the right side of the separating rod 3, and the winding roller 4 is used for separately winding the cut polyethylene plastic film to realize collection; the section of the frame 6 is U-shaped, the raw material roller 1, the transmission roller 2 and the winding roller 4 are rotationally connected with the frame 6, and one side of the winding roller 4 is provided with a motor I7; wherein,
the cutting device 5 comprises two sliding rails 51, a mounting frame 52, a gear 53, a laser 54 and a second motor 57, the number of the sliding rails 51 is two, the sliding rails 51 are horizontally mounted on the frame 6, the two sliding rails 51 are parallel to each other, and the upper surfaces of the sliding rails 51 are provided with tooth-shaped structures; the number of the mounting racks 52 is at least two, the mounting racks 52 are placed on the upper surfaces of the slide rails 51, the mounting racks 52 are of rectangular frame structures, flanges are arranged at the bottoms of the mounting racks 52 on the left side and the right side of the slide rails 51 and used for limiting the mounting racks 52 on the slide rails 51, and cross beams 521 are arranged at the tops of the mounting racks 52; the number of the gears 53 is two, the gears 53 are arranged in the mounting frame 52, the two gears 53 are respectively rotatably mounted on the left side and the right side of the mounting frame 52 through cantilever shafts, one ends of the two cantilever shafts far away from the rack 6 are respectively provided with a turntable 55, the two turntables 55 are connected through a connecting shaft 56, the axis of the connecting shaft 56 deviates from the axis of the cantilever shafts, the two gears 53 are respectively positioned on the two slide rails 51, zero-clearance meshing is realized between the gears 53 and the tooth-shaped structures of the slide rails 51, when the gears 53 rotate on the slide rails 51, the mounting frame 52 is driven to move back and forth along the slide rails 51, the outer side of the mounting frame 52 is provided with a second motor; the laser 54 is fixed on the cross beam 521 of the mounting frame 52, the laser 54 is located between the two gears 53, and the laser 54 is used for performing laser cutting on the polyethylene plastic film. One end of a polyethylene plastic film wound on a raw material roller 1 passes through a transmission roller 2, a cutting device 5 and a separating rod 3 and then is wound on a winding roller 4, a motor I7 drives the winding roller 4 to rotate to pull the polyethylene plastic film on the raw material roller 1 to move, when the polyethylene plastic film passes below a laser 54, the laser 54 cuts the polyethylene plastic film, a motor II 57 drives a gear 53 to rotate in the forward and reverse directions while cutting, the gear 53 moves along a sliding rail 51 while rotating, so that an installation frame 52 moves back and forth along the sliding rail 51 to drive the laser 54 to reciprocate, the edge of the polyethylene plastic film cut by the laser 54 presents a wavy shape, the cutting of the polyethylene plastic film in any shape can be realized, the application range of the polyethylene plastic film is widened, the design of a connecting shaft 56 and a turntable 55 is beneficial to heat accumulation of the laser 54, thereby improving the cutting effect, and simultaneously, being beneficial to preventing the heat from being transferred to the gear 53, and ensuring the transmission precision of the gear 53.
The gear 53 is made of a powder metallurgy high-temperature alloy material, and a powder metallurgy high-temperature alloy layer is also arranged on the surface of the tooth-shaped structure of the slide rail 51. The gear 53 and the slide rail 51 made of high-temperature resistant materials can prevent deformation from generating and influence transmission precision, so that the edge shape of the cut polyethylene plastic film deviates from the expectation, and the cutting effect is ensured.
As shown in fig. 1, the surface of the separation rod 3 is provided with a separation sheet 31, a third motor 8 is horizontally installed on the frame 6, and an output shaft of the third motor 8 is connected with the separation rod 3. When the polyethylene plastic films cut by the cutting device 5 pass through the separating rod 3, the motor III 8 drives the separating rod 3 to rotate, so that the separating sheet 31 is positioned between the two adjacent polyethylene plastic films, the two adjacent polyethylene plastic films after being cut are better separated, and the subsequent rolling is facilitated.
As shown in fig. 1, the thickness of the separation sheet 31 is less than 1 mm. On one hand, the fine separating sheet 31 is beneficial to realizing the separation of two adjacent polyethylene plastic films, and meanwhile, the polyethylene plastic films cannot be damaged, so that the quality of the polyethylene plastic films after being cut is ensured.
The specific process is as follows:
One end of a polyethylene plastic film wound on a raw material roller 1 passes through a transmission roller 2, a cutting device 5 and a separating rod 3 and then is wound on a winding roller 4, a motor I7 drives the winding roller 4 to rotate to pull the polyethylene plastic film on the raw material roller 1 to move, when the polyethylene plastic film passes below a laser 54, the laser 54 cuts the polyethylene plastic film, a motor II 57 drives a gear 53 to rotate in the forward and reverse directions while cutting, the gear 53 moves along a sliding rail 51 while rotating, so that an installation frame 52 moves back and forth along the sliding rail 51 to drive the laser 54 to reciprocate, the edge of the polyethylene plastic film cut by the laser 54 presents any wave shape, the cutting of any shape of the polyethylene plastic film can be realized, the application range of the cutting of the polyethylene plastic film is widened, the design of a connecting shaft 56 and a rotating disc 55 is beneficial to the heat accumulation of the laser 54, thereby improving the cutting effect. The gear 53 and the slide rail 51 made of high-temperature resistant materials can prevent deformation from generating and influence transmission precision, so that the edge shape of the cut polyethylene plastic film deviates from the expectation, and the cutting effect is ensured.
when the polyethylene plastic films cut by the cutting device 5 pass through the separating rod 3, the motor III 8 drives the separating rod 3 to rotate, so that the separating sheet 31 is positioned between the two adjacent polyethylene plastic films, the two adjacent polyethylene plastic films after being cut are better separated, and the subsequent rolling is facilitated. On one hand, the fine separating sheet 31 is beneficial to realizing the separation of two adjacent polyethylene plastic films, and meanwhile, the polyethylene plastic films cannot be damaged, so that the quality of the polyethylene plastic films after being cut is ensured.
While one embodiment of the present invention has been described above, the present invention is not limited to the above embodiment, and various modifications can be made without departing from the scope of the present invention.
(A) In the above embodiments, the release lever is reciprocated by the electric push rod, but the present invention is not limited thereto, and the release lever may be driven by an air cylinder.
Industrial applicability
according to the invention, the laser cutting component of the polyethylene plastic film can freely change the shape of the cutting edge to realize cutting, and the application range is improved, so that the laser cutting component of the polyethylene plastic film is useful in the field of plastic film production.
Claims (1)
1. the utility model provides a subassembly is cut to polyethylene plastic film laser, includes raw materials roller (1), driving roller (2), separator bar (3), wind-up roll (4), cutting device (5) and frame (6), its characterized in that: the raw material roller (1) is positioned at the foremost end of the frame (6); the driving roller (2) is positioned on the right side of the raw material roller (1); the cutting device (5) is positioned at the upper left of the separating rod (3), the number of the cutting devices (5) is at least two, and the cutting devices (5) can cut the polyethylene plastic film into a plurality of pieces; the separating rod (3) is positioned on the right side of the transmission roller (2), and the separating rod (3) is used for separating the cut polyethylene plastic film, so that the subsequent rolling is facilitated; the winding roller (4) is positioned on the right side of the separating rod (3), and the winding roller (4) is used for winding the cut polyethylene plastic films separately to realize collection; the cross section of the frame (6) is U-shaped, the raw material roller (1), the transmission roller (2) and the winding roller (4) are rotatably connected with the frame (6), and one side of the winding roller (4) is provided with a motor I (7); the cutting device (5) comprises two sliding rails (51), an installation frame (52), a gear (53), a laser (54) and a second motor (57), the number of the sliding rails (51) is two, the sliding rails (51) are horizontally installed on the rack (6), the two sliding rails (51) are parallel to each other, and the upper surfaces of the sliding rails (51) are provided with tooth-shaped structures; the number of the mounting racks (52) is at least two, the mounting racks (52) are placed on the upper surfaces of the sliding rails (51), the mounting racks (52) are of rectangular frame structures, flanges are arranged on the left side and the right side of the sliding rails (51) at the bottoms of the mounting racks (52), the flanges are used for limiting the mounting racks (52) on the sliding rails (51), and cross beams (521) are arranged at the tops of the mounting racks (52); the number of the gears (53) is two, the gears (53) are arranged in the mounting frame (52), the two gears (53) are respectively rotatably mounted on the left side and the right side of the mounting frame (52) through cantilever shafts, one ends of the two cantilever shafts, which are far away from the rack (6), are respectively provided with a turntable (55), the two turntables (55) are connected through a connecting shaft (56), the axis of the connecting shaft (56) deviates from the axis of the cantilever shafts, the two gears (53) are respectively positioned on the two sliding rails (51), gapless meshing is realized between the gear (53) and the tooth-shaped structures of the sliding rails (51), when the gears (53) rotate on the sliding rails (51), the mounting frame (52) is driven to move back and forth along the sliding rails (51), the outer side of the mounting frame (52) is provided with a second motor (57), and the second motor (57) is; the laser (54) is fixed on a cross beam (521) of the mounting frame (52), the laser (54) is positioned between the two gears (53), and the laser (54) is used for carrying out laser cutting on the polyethylene plastic film; the gear (53) is made of a powder metallurgy high-temperature alloy material, and a powder metallurgy high-temperature alloy layer is also arranged on the surface of the tooth-shaped structure of the sliding rail (51); the surface of the separating rod (3) is provided with a separating sheet (31), a motor III (8) is horizontally arranged on the rack (6), and an output shaft of the motor III (8) is connected with the separating rod (3); the thickness of the separation sheet (31) is less than 1 mm;
one end of a polyethylene plastic film wound on a raw material roller (1) penetrates through a transmission roller (2), a cutting device (5) and a separating rod (3) and then is wound on a winding roller (4), a motor I (7) drives the winding roller (4) to rotate to pull the polyethylene plastic film on the raw material roller (1) to move, when the polyethylene plastic film penetrates below a laser (54), the laser (54) cuts the polyethylene plastic film, a motor II (57) drives a gear (53) to rotate in the forward and reverse directions at the same time of cutting, the gear (53) moves along a sliding rail (51) while rotating, an installation rack (52) moves back and forth along the sliding rail (51) to drive the laser (54) to reciprocate, so that the edge of the polyethylene plastic film cut by the laser (54) presents any wavy shape, and the polyethylene plastic film can be cut in any shape, the application range of cutting the polyethylene plastic film is widened, and the design of the connecting shaft (56) and the turntable (55) is beneficial to heat gathering of the laser (54), so that the cutting effect is improved; the gear (53) and the sliding rail (51) made of high-temperature resistant materials can prevent deformation from generating and influence transmission precision, so that the edge shape of the polyethylene plastic film to be cut deviates from the expected shape, and the cutting effect is ensured;
When the polyethylene plastic films cut by the cutting device (5) pass through the separating rod (3), the motor III (8) drives the separating rod (3) to rotate, so that the separating sheet (31) is positioned between two adjacent polyethylene plastic films, and the two adjacent polyethylene plastic films after being cut are better separated, and the subsequent rolling is facilitated; on one hand, the fine separating sheet (31) is beneficial to realizing the separation of two adjacent polyethylene plastic films, and meanwhile, the polyethylene plastic films cannot be damaged, so that the quality of the polyethylene plastic films after being cut is ensured.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810954708.9A CN108996281B (en) | 2018-08-21 | 2018-08-21 | Laser slitting assembly for polyethylene plastic film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810954708.9A CN108996281B (en) | 2018-08-21 | 2018-08-21 | Laser slitting assembly for polyethylene plastic film |
Publications (2)
| Publication Number | Publication Date |
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| CN108996281A CN108996281A (en) | 2018-12-14 |
| CN108996281B true CN108996281B (en) | 2019-12-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810954708.9A Active CN108996281B (en) | 2018-08-21 | 2018-08-21 | Laser slitting assembly for polyethylene plastic film |
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| CN (1) | CN108996281B (en) |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2141755Y (en) * | 1992-12-10 | 1993-09-08 | 陈明湖 | Cut-off machine |
| EP1849579A1 (en) * | 2006-04-26 | 2007-10-31 | Nordenia Deutschland Halle GmbH Werk Steinfeld | Method for manufacturing a film for tearable packagings |
| TW201338726A (en) * | 2012-03-26 | 2013-10-01 | Slide Mei Yao Internat Co Ltd | Drawing synchronization device, and extension coupling and anti-whirling unit thereof |
| CN202763174U (en) * | 2012-08-09 | 2013-03-06 | 临泉县龙大复合不锈钢管有限责任公司 | Tube rolling machine steel tube automatic cutting knife |
| CN203833349U (en) * | 2014-05-27 | 2014-09-17 | 瑞安市视尚光学眼镜科技有限公司 | Laser dividing and cutting machine for TAC film |
| CN105947767A (en) * | 2016-06-21 | 2016-09-21 | 胡承平 | Laser slitter used for film |
| CN106493865B (en) * | 2016-11-10 | 2018-06-05 | 安曼博珠宝控股有限公司 | A kind of intelligence jewelry cutting cutting apparatus |
-
2018
- 2018-08-21 CN CN201810954708.9A patent/CN108996281B/en active Active
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| CN108996281A (en) | 2018-12-14 |
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Effective date of registration: 20191119 Address after: 211299 Lishui Economic Development Zone, Lishui City, Nanjing, Jiangsu Applicant after: Nanjing Lihang bionic Industry Research Institute Co., Ltd. Address before: 610065 School of chemical engineering, Sichuan University, No. 24 south section of first ring road, Sichuan, Chengdu Applicant before: Wang Shun |
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