CN114655769A - Cutting device for degradable polyethylene heat shrinkable film - Google Patents
Cutting device for degradable polyethylene heat shrinkable film Download PDFInfo
- Publication number
- CN114655769A CN114655769A CN202210199515.3A CN202210199515A CN114655769A CN 114655769 A CN114655769 A CN 114655769A CN 202210199515 A CN202210199515 A CN 202210199515A CN 114655769 A CN114655769 A CN 114655769A
- Authority
- CN
- China
- Prior art keywords
- conveying roller
- cutting
- roller
- heat shrinkable
- shrinkable film
- Prior art date
- 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.)
- Granted
Links
- 238000005520 cutting process Methods 0.000 title claims abstract description 71
- 229920006257 Heat-shrinkable film Polymers 0.000 title claims abstract description 32
- 239000004698 Polyethylene Substances 0.000 title claims abstract description 15
- -1 polyethylene Polymers 0.000 title claims abstract description 15
- 229920000573 polyethylene Polymers 0.000 title claims abstract description 15
- 238000004804 winding Methods 0.000 claims abstract description 26
- 238000003825 pressing Methods 0.000 claims abstract description 22
- 230000005540 biological transmission Effects 0.000 claims abstract description 9
- 238000004064 recycling Methods 0.000 claims description 2
- 239000000463 material Substances 0.000 abstract description 15
- 230000008602 contraction Effects 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 235000013361 beverage Nutrition 0.000 description 1
- 239000002537 cosmetic Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 239000005022 packaging material Substances 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000009966 trimming Methods 0.000 description 1
Images
Classifications
-
- 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
- B65H18/00—Winding webs
- B65H18/08—Web-winding mechanisms
- B65H18/10—Mechanisms in which power is applied to web-roll spindle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H23/00—Registering, tensioning, smoothing or guiding webs
- B65H23/04—Registering, tensioning, smoothing or guiding webs longitudinally
- B65H23/32—Arrangements for turning or reversing webs
Landscapes
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Abstract
The invention discloses a cutting device for a degradable polyethylene heat shrinkable film, which relates to the technical field of heat shrinkable film processing and comprises the following components: the automatic winding and unwinding device comprises a base, an unwinding roller, a pressing part, a cutting part, a first conveying roller, a second conveying roller, a third conveying roller, a fourth conveying roller, a winding roller and a driving part, wherein the first conveying roller, the second conveying roller, the third conveying roller, the fourth conveying roller, the winding roller and the driving part are sequentially arranged from left to right; the pressing part is used for pressing the heat shrinkable film; the cutting part is used for cutting two sides of the heat shrinkable film; the first conveying roller is obliquely arranged, the second conveying roller and the third conveying roller are vertically arranged, the fourth conveying roller is obliquely arranged, the trimmed rim charge is changed into a vertical state from a horizontal state after passing through the first conveying roller and the second conveying roller, the rim charge is separated from the good charge after passing through the third conveying roller, and then the rim charge reaches the winding roller through the fourth conveying roller and is in a horizontal state; the driving part is connected with the winding roller in a transmission mode and is used for driving the winding roller to rotate. The invention can separate the good material from the rim charge, thereby facilitating the subsequent processing of the rim charge.
Description
Technical Field
The invention relates to the technical field of processing of heat shrinkable films, in particular to a cutting device for a degradable polyethylene heat shrinkable film.
Background
The heat shrinkable film is mainly applied to packaging of foods, beverages, medicines, health care products, stationery, cosmetics, artware, daily chemical products, toys, books and newspapers, audio-visual products, electrical elements, machines and supermarket commodities, and is a novel environment-friendly nontoxic heat shrinkable packaging material appearing in recent years.
But the heat shrinkable film can generate burrs in the production and processing process, so that the two sides of the heat shrinkable film need to be trimmed, the edge materials and the good materials after trimming treatment are wound on a winding roller at present, and the two materials are close to each other and are not easy to separate.
Disclosure of Invention
In view of this, the invention aims to provide a cutting device for a degradable polyethylene heat shrinkable film, which is used for solving the problem that the leftover materials and the good materials are not easy to separate.
Based on the above purpose, the invention provides a cutting device for a degraded polyethylene heat shrinkable film, comprising:
a base, an unreeling roller, a pressing part, a cutting part, a first conveying roller, a second conveying roller, a third conveying roller, a fourth conveying roller, a reeling roller and a driving part which are sequentially arranged from left to right, wherein,
the unwinding roller is arranged at the top of the base;
the pressing part is used for pressing the heat shrinkable film;
the cutting part is used for cutting two sides of the heat shrinkable film;
the first conveying roller is obliquely arranged, the second conveying roller and the third conveying roller are vertically arranged, the fourth conveying roller is obliquely arranged, the trimmed rim charge is changed from a horizontal state to a vertical state after passing through the first conveying roller and the second conveying roller, the rim charge is separated from the good charge after passing through the third conveying roller, and then the rim charge reaches the winding roller through the fourth conveying roller and is in a horizontal state;
the driving part is connected with the winding roller in a transmission mode and used for driving the winding roller to rotate.
Optionally, the cutting part comprises a portal frame, two groups of cutting units are arranged on the portal frame, each cutting unit comprises a first air cylinder, a sliding block is arranged at the telescopic end of each first air cylinder, the sliding blocks are connected to the portal frame in a sliding mode, a second air cylinder is arranged on each sliding block, and a cutting knife is arranged on a telescopic shaft of each second air cylinder.
Optionally, the pressing portion comprises two pressing rollers rotatably arranged on the base, and the two pressing rollers are respectively arranged on two sides of the cutting portion.
Optionally, the driving part comprises a motor, and the motor is in transmission connection with the winding roller.
Optionally, the cutting device further comprises a cutting part, and the cutting part is used for cutting and recycling the rolled rim charge.
Optionally, the cutting part comprises a third cylinder arranged below the winding roller, and a telescopic shaft of the third cylinder is provided with a cutting knife.
Optionally, the third cylinder rotates to be set up on the base, be equipped with sector gear on the third cylinder, sector gear meshing has the rack, rack transmission is connected with the fourth cylinder.
During operation, the winding of thermal contraction membrane is on the roller of korean silk, the cutting is carried out through cutting portion behind the thermal contraction membrane passes the portion that compresses tightly, good material directly twines to the winding roller after the cutting is accomplished, the rim charge becomes vertical state from the horizontality behind first transfer roller and the second transfer roller, dislocation arrangement between second transfer roller and the third transfer roller for rim charge and good material separate behind the third transfer roller, then the rim charge is in the horizontality again on reaching the winding roller through the fourth transfer roller, so make good material and rim charge of rolling on the winding roller can separate one section distance, be convenient for follow-up processing to the rim charge.
Therefore, the device can separate the good materials from the rim charge, and is convenient for subsequent processing of the rim charge.
Drawings
In order to more clearly illustrate one or more embodiments or prior art solutions of the present specification, the drawings that are needed in the description of the embodiments or prior art will be briefly described below, and it is obvious that the drawings in the following description are only one or more embodiments of the present specification, and that other drawings may be obtained by those skilled in the art without inventive effort from these drawings.
FIG. 1 is a schematic view of a cutting device according to an embodiment of the present invention;
FIG. 2 is a top view of the first transfer roller of FIG. 1;
fig. 3 is a side view of the gantry of fig. 1.
Detailed Description
To make the objects, technical solutions and advantages of the present disclosure more apparent, the present disclosure will be described in further detail with reference to specific embodiments.
It is to be understood that unless otherwise defined, technical or scientific terms used in one or more embodiments of the present disclosure should have the ordinary meaning as understood by one of ordinary skill in the art to which this disclosure belongs. The use of "first," "second," and similar terms in one or more embodiments of the specification is not intended to indicate any order, quantity, or importance, but rather is used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used only to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.
The embodiment of the invention provides a cutting device for a degradable polyethylene heat shrinkable film. As shown in fig. 1 to 3, a cutting device for a degraded polyethylene heat shrinkable film comprises: the base 1, the unreeling roller 21, the pressing part, the cutting part, a first conveying roller 31, a second conveying roller 32, a third conveying roller 33, a fourth conveying roller 34, a reeling roller 22 and a driving part which are sequentially arranged from left to right, wherein,
the unwinding roller 21 is arranged at the top of the base 1;
the pressing part is used for pressing the heat shrinkable film;
the cutting part is used for cutting two sides of the heat shrinkable film;
the first conveying roller 31 is obliquely arranged, the second conveying roller 32 and the third conveying roller 33 are vertically arranged, the fourth conveying roller 34 is obliquely arranged, the trimmed rim charge 71 passes through the first conveying roller 31 and the second conveying roller 32 and then is changed from a horizontal state to a vertical state, the rim charge 71 passes through the third conveying roller 33 and then is separated from the good charge 72, and then the rim charge 71 passes through the fourth conveying roller 34 and reaches the wind-up roller 22 and is in a horizontal state;
the driving part is connected with the winding roller 22 in a transmission mode and used for driving the winding roller 22 to rotate.
When the device works, a heat shrinkable film is wound on the unwinding roller 21, the heat shrinkable film penetrates through the pressing part and then is cut through the cutting part, the good material 72 is directly wound on the winding roller 22 after the cutting is finished, the rim charge 71 passes through the first conveying roller 31 and the second conveying roller 32 and then is changed from a horizontal state to a vertical state, the second conveying roller 32 and the third conveying roller 33 are arranged in a staggered mode, so that the rim charge 71 and the good material 72 are separated after passing through the third conveying roller 33, and then the rim charge 71 passes through the fourth conveying roller 34 and then reaches the winding roller 22 and is in a horizontal state, so that the good material 72 and the rim charge 71 wound on the winding roller 22 can be separated by a certain distance, and the subsequent treatment on the rim charge 71 is facilitated.
Therefore, the device can separate the good materials 72 from the rim charge 71, so that the rim charge 71 can be conveniently treated subsequently.
In some embodiments, the cutting part includes a gantry 41, two sets of cutting units are disposed on the gantry 41, the cutting units include a first air cylinder 42, a sliding block 43 is disposed at a telescopic end of the first air cylinder 42, the sliding block 43 is slidably connected to the gantry 41, a second air cylinder 44 is disposed on the sliding block 43, and a cutting knife 45 is disposed on a telescopic shaft of the second air cylinder 44.
During operation, the second cylinder 44 extends to drive the cutting knife 45 to move downwards to contact with the heat shrinkable film, so as to cut the heat shrinkable film, the first cylinder 42 operates to drive the sliding block 43 to move, and the distance between the two cutting knives 45 can be adjusted to meet different cutting width requirements.
In some embodiments, the pressing portion includes two pressing rollers 5 rotatably disposed on the base 1, and the two pressing rollers 5 are disposed on two sides of the cutting portion, respectively.
In some embodiments, the drive portion includes a motor that is drivingly connected to the wind-up roll 22. The winding roller 22 is driven to rotate by the operation of the motor, so that the good materials 72 and the rim charge 71 are wound.
In some embodiments, the cutting device further includes a cutting portion for cutting and recovering the wound rim charge 71.
Optionally, the cutting portion includes a third cylinder 61 disposed below the wind-up roll 22, and a cutting knife 62 is disposed on a telescopic shaft of the third cylinder 61.
The collected scrap 71 is pelletized again. Because the diameter of the granulator is small, the coiled rim charge 71 cannot directly enter the granulator, the rim charge 71 needs to be cut, and the coiled rim charge 71 can be cut by the cutting knife 62.
In some embodiments, the third cylinder 61 is rotatably disposed on the base 1, a sector gear 63 is disposed on the third cylinder 61, the sector gear 63 is engaged with a rack 64, and the rack 64 is in transmission connection with a fourth cylinder 65.
In the case where the scrap 71 roll is thick, the cutting may not be completed at one time, and at this time, the lower side is cut first, and then the wind-up roll 22 is rotated by a certain angle. The fourth cylinder 65 also drives the third cylinder 61 to rotate by a certain angle through the connection relation, so that a wedge-shaped block can be cut firstly, and then deep cutting is carried out, so that the cutting of the thick rim charge 71 roll is realized.
It is intended that the one or more embodiments of the present specification embrace all such alternatives, modifications and variations as fall within the broad scope of the appended claims. Therefore, any omissions, modifications, substitutions, improvements, and the like that may be made without departing from the spirit and principles of one or more embodiments of the present disclosure are intended to be included within the scope of the present disclosure.
Claims (7)
1. A cutting device for a degradable polyethylene heat shrinkable film is characterized by comprising: a base, an unreeling roller, a pressing part, a cutting part, a first conveying roller, a second conveying roller, a third conveying roller, a fourth conveying roller, a reeling roller and a driving part which are sequentially arranged from left to right, wherein,
the unwinding roller is arranged at the top of the base;
the pressing part is used for pressing the heat shrinkable film;
the cutting part is used for cutting two sides of the heat shrinkable film;
the first conveying roller is obliquely arranged, the second conveying roller and the third conveying roller are vertically arranged, the fourth conveying roller is obliquely arranged, the trimmed rim charge is changed from a horizontal state to a vertical state after passing through the first conveying roller and the second conveying roller, the rim charge is separated from the good charge after passing through the third conveying roller, and then the rim charge reaches the winding roller through the fourth conveying roller and is in a horizontal state;
the driving part is connected with the winding roller in a transmission mode and used for driving the winding roller to rotate.
2. The cutting device for the degraded polyethylene heat shrinkable film of claim 1, wherein the cutting part comprises a portal frame, two groups of cutting units are arranged on the portal frame, each cutting unit comprises a first air cylinder, a sliding block is arranged at the telescopic end of the first air cylinder, the sliding block is slidably connected to the portal frame, a second air cylinder is arranged on the sliding block, and a cutting knife is arranged on the telescopic shaft of the second air cylinder.
3. The cutting device for the degraded polyethylene heat shrinkable film as claimed in claim 1, wherein the pressing portion comprises two pressing rollers rotatably disposed on the base, and the two pressing rollers are disposed on two sides of the cutting portion respectively.
4. The cutting device for the degraded polyethylene heat shrinkable film as claimed in claim 1, wherein the driving portion comprises a motor, and the motor is in transmission connection with the winding roller.
5. The cutting device for the degraded polyethylene heat shrinkable film as claimed in claim 1, wherein the cutting device further comprises a cutting portion for cutting and recycling the wound offcut.
6. The cutting device for the degraded polyethylene heat shrinkable film as claimed in claim 5, wherein the cutting portion comprises a third cylinder disposed below the wind-up roll, and a telescopic shaft of the third cylinder is provided with a cutting knife.
7. The cutting device for the degraded polyethylene heat shrinkable film as claimed in claim 6, wherein the third cylinder is rotatably disposed on the base, a sector gear is disposed on the third cylinder, the sector gear is engaged with a rack, and the rack is in transmission connection with a fourth cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210199515.3A CN114655769B (en) | 2022-03-02 | 2022-03-02 | Cutting device for degradable polyethylene heat-shrinkable film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210199515.3A CN114655769B (en) | 2022-03-02 | 2022-03-02 | Cutting device for degradable polyethylene heat-shrinkable film |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114655769A true CN114655769A (en) | 2022-06-24 |
| CN114655769B CN114655769B (en) | 2024-04-02 |
Family
ID=82027183
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210199515.3A Active CN114655769B (en) | 2022-03-02 | 2022-03-02 | Cutting device for degradable polyethylene heat-shrinkable film |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114655769B (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1197491A (en) * | 1996-09-13 | 1998-10-28 | 菊地布帛技术株式会社 | Band-like cloth processing appts. |
| JP2000024996A (en) * | 1998-07-07 | 2000-01-25 | Brother Ind Ltd | Cutting device |
| CN1343619A (en) * | 2000-09-08 | 2002-04-10 | 豪尼机械制造股份公司 | Method and appats. for dividing double-times wide original package material into two parts of package material width |
| JP2006181673A (en) * | 2004-12-27 | 2006-07-13 | Hitachi Metals Ltd | Sheet material cutting device |
| US7338425B1 (en) * | 2000-01-12 | 2008-03-04 | Goss International Americas, Inc. | Variable length cutting device |
| CN105164036A (en) * | 2013-04-09 | 2015-12-16 | 布鲁技术公司 | Device for separating at least two adjacent strands of material and system including such device |
| CN204976716U (en) * | 2015-08-28 | 2016-01-20 | 广州通泽机械有限公司 | Cutters is cut out in rolling |
| CN108015818A (en) * | 2017-12-26 | 2018-05-11 | 江苏景宏新材料科技有限公司 | A kind of heat shrink films edge-cutting device |
| CN214163113U (en) * | 2020-11-27 | 2021-09-10 | 欧莎 | Thick log paper pulp cutting device |
| CN214394371U (en) * | 2021-02-02 | 2021-10-15 | 京东橡胶有限公司 | Rubber plate edge cutting device |
| CN215848378U (en) * | 2021-08-30 | 2022-02-18 | 安徽致达包装有限公司 | Environment-friendly thermoplastic film cutting equipment |
-
2022
- 2022-03-02 CN CN202210199515.3A patent/CN114655769B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1197491A (en) * | 1996-09-13 | 1998-10-28 | 菊地布帛技术株式会社 | Band-like cloth processing appts. |
| JP2000024996A (en) * | 1998-07-07 | 2000-01-25 | Brother Ind Ltd | Cutting device |
| US7338425B1 (en) * | 2000-01-12 | 2008-03-04 | Goss International Americas, Inc. | Variable length cutting device |
| CN1343619A (en) * | 2000-09-08 | 2002-04-10 | 豪尼机械制造股份公司 | Method and appats. for dividing double-times wide original package material into two parts of package material width |
| JP2006181673A (en) * | 2004-12-27 | 2006-07-13 | Hitachi Metals Ltd | Sheet material cutting device |
| CN105164036A (en) * | 2013-04-09 | 2015-12-16 | 布鲁技术公司 | Device for separating at least two adjacent strands of material and system including such device |
| CN204976716U (en) * | 2015-08-28 | 2016-01-20 | 广州通泽机械有限公司 | Cutters is cut out in rolling |
| CN108015818A (en) * | 2017-12-26 | 2018-05-11 | 江苏景宏新材料科技有限公司 | A kind of heat shrink films edge-cutting device |
| CN214163113U (en) * | 2020-11-27 | 2021-09-10 | 欧莎 | Thick log paper pulp cutting device |
| CN214394371U (en) * | 2021-02-02 | 2021-10-15 | 京东橡胶有限公司 | Rubber plate edge cutting device |
| CN215848378U (en) * | 2021-08-30 | 2022-02-18 | 安徽致达包装有限公司 | Environment-friendly thermoplastic film cutting equipment |
Non-Patent Citations (1)
| Title |
|---|
| R.W.POTTER: "冷轧钢板剪边机结构的最新改进", 重型机械, no. 07, 31 December 1973 (1973-12-31), pages 25 - 32 * |
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| Publication number | Publication date |
|---|---|
| CN114655769B (en) | 2024-04-02 |
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