CN112140682A - BOPP film production line - Google Patents
BOPP film production line Download PDFInfo
- Publication number
- CN112140682A CN112140682A CN202010995574.2A CN202010995574A CN112140682A CN 112140682 A CN112140682 A CN 112140682A CN 202010995574 A CN202010995574 A CN 202010995574A CN 112140682 A CN112140682 A CN 112140682A
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- China
- Prior art keywords
- die head
- slope
- production line
- film production
- lowest point
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/0046—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by constructional aspects of the apparatus
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D7/00—Producing flat articles, e.g. films or sheets
- B29D7/01—Films or sheets
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The invention relates to a BOPP film production line, which consists of a raw material system, an extrusion system, a casting system, a longitudinal stretching system, a transverse stretching system, a traction system, a winding system and an online recovery system, and is characterized in that: the film casting system adopts a film compounding machine, the film compounding machine comprises a compounding device, the compounding device is provided with a die head, the die head comprises a front die head, a middle die head and a rear die head, the front die head is connected with the middle die head, the other side, opposite to one side of the front die head, of the middle die head is connected with the rear die head, the front die head is provided with a first slope, the middle die head is provided with a second slope opposite to the first slope in direction, and the rear die head is provided with a third slope parallel to the second slope, so that the film casting system has the advantages that: by using the die head provided by the invention in a BOPP film production line, the composite effect is more ideal.
Description
Technical Field
The invention relates to the field of film production equipment, in particular to a BOPP film production line.
Background
Biaxially Oriented Polypropylene (BOPP) is a crystalline polymer product, has excellent mechanical properties, heat resistance and optical properties, is light, nontoxic, moisture-proof, and has good dimensional stability and printing performance, and the price of the Biaxially Oriented Polypropylene is lower than that of other Biaxially Oriented films such as BOPET and BOPS. The above-mentioned advantages of BOPP make it very versatile: (1) in the civil aspect, the cigarette packaging paper is mainly used in the fields of printing and packaging, and can be used for packaging various foods and medicines, disposable medical equipment, various middle-grade and high-grade cigarettes and the like; (2) in the industrial aspect, the material is mainly used for insulating films of electric appliances, cable marking tapes, electrostatic films, insulating materials, ornaments and the like. BOPP is, in general, the most cost-effective plastic flexible package today.
The BOPP production line mainly comprises a raw material system, an extrusion system, a casting sheet system, a longitudinal stretching system, a transverse stretching system, a traction system, a winding system, an online recovery system and the like, wherein a film compounding machine is generally adopted for compounding and bonding two layers of films together for casting sheets, the film compounding machine generally comprises a compounding device, a die head is arranged on the compounding device and used for guiding the BOPP films to a position between a rolling roller and a rubber roller, but the traditional die head is generally arranged in a flat head mode, namely, one side of the traditional die head facing the rubber roller and the rolling roller is horizontally arranged, the rolling roller and the rubber roller are cylinders, the diameters of the rolling roller and the rubber roller are different, so that the two layers of films guided by the horizontal die head have a fall in time, and the fall causes that the compounding effect of the BOPP films is.
Disclosure of Invention
The technical problem to be solved by the present invention is to solve the above-mentioned deficiencies of the prior art,
provides a BOPP film production line.
In order to achieve the purpose, the invention provides the following technical scheme: BOPP film production water line comprises raw materials system, extrusion system, cast piece system, vertical tensile system, horizontal tensile system, traction system, rolling system and online recovery system, its characterized in that: the casting system adopts the film compounding machine, the film compounding machine is including set composite, set composite is equipped with the die head, the die head is including preceding die head, well die head and back die head, preceding die head is connected well die head, the opposite side that well die head one side was connected before relatively connecting is connected with the back die head, preceding die head is equipped with first slope, well die head is equipped with the second slope opposite with first slope direction, the back die head is equipped with the third slope with second slope parallel arrangement.
By adopting the technical scheme, the die head is set into the three-section stepped die head, the first slope on the front die head, the rear die head, the second slope and the third slope on the middle die head are more attached to the roller and the rubber roll, the distance from the die head to the roller and the rubber roll is shortened, and the composite effect is improved.
The BOPP film production line may further be configured as follows: the first slope is provided with a first slope lowest point, the second slope is provided with a second slope lowest point and a second slope highest point, the first slope lowest point and the second slope lowest point are located on the same horizontal plane, and the third slope is provided with a third slope lowest point.
By adopting the technical scheme, the lowest point of the first slope and the lowest point of the second slope are arranged to be in the same horizontal plane, so that the roller is more attached to the lower roller.
The BOPP film production line may further be configured as follows: the highest point of the second slope and the lowest point of the third slope are positioned on the same horizontal plane.
By adopting the technical scheme, the highest point of the second slope is provided with the rubber roller which is positioned at the same horizontal plane with the lowest point of the third slope and is attached to the lower part.
The BOPP film production line may further be configured as follows: the third slope is further provided with a third slope peak, one side of the rear die head, provided with the second slope peak, is provided with a first connecting screw, and the rear die head is connected to the middle die head through the first connecting screw.
The BOPP film production line may further be configured as follows: the first slope is provided with a first slope peak, the side, provided with the first slope peak, of the front die head is provided with a second connecting screw, and the front die head is connected with the middle die head through the second connecting screw.
Adopt above-mentioned technical scheme, link together preceding die head, well die head, back die head through first connecting screw and second connecting screw, it is more convenient to assemble, and later stage maintenance is also easier.
The invention has the beneficial effects that: by using the die head provided by the invention in a BOPP film production line, the composite effect is more ideal.
The present invention will be described in further detail with reference to the accompanying drawings and examples.
Drawings
FIG. 1 is a schematic perspective view of a die according to an embodiment of the present invention.
FIG. 2 is a side view of a die according to an embodiment of the present invention.
Detailed Description
Referring to fig. 1-2: BOPP film production water line comprises raw materials system, extrusion system, cast piece system, vertical tensile system, horizontal tensile system, traction system, rolling system and online recovery system, its characterized in that: the film casting system adopts a film compounding machine which comprises a compounding device, the compounding device is provided with a die head, the die head comprises a front die head 1, a middle die head 2 and a rear die head 3, the front die head 1 is connected with the middle die head 2, the other side, opposite to one side of the front die head 1, of the middle die head 2 is connected with the rear die head 3, the front die head 1 is provided with a first slope 11, the middle die head 2 is provided with a second slope 21 opposite to the first slope 11, the rear die head 3 is provided with a third slope 31 parallel to the second slope 21, the first slope 11 is provided with a first slope lowest point 111, the second slope 21 is provided with a second slope lowest point 211 and a second slope 212 highest point, the first slope lowest point 111 and the second slope lowest point 211 are positioned on the same horizontal plane, the third slope 31 is provided with a third slope lowest point 311, the second slope highest point 212 and the third slope lowest point 311 are positioned on, the third slope 31 is further provided with a third slope peak 312, a first connecting screw 313 is arranged on the side, provided with the third slope peak 312, of the rear die head 3, the rear die head 3 is connected to the middle die head 2 through the first connecting screw 313, the first slope 11 is provided with a first slope peak 112, a second connecting screw 113 is arranged on the side, provided with the first slope peak 112, of the front die head 1, and the front die head 1 is connected to the middle die head 2 through the second connecting screw 113.
Claims (5)
- The BOPP film production line comprises raw material system, extrusion system, cast piece system, vertical tensile system, horizontal tensile system, traction system, rolling system and online recovery system, its characterized in that: the casting system adopts the film compounding machine, the film compounding machine is including set composite, set composite is equipped with the die head, the die head is including preceding die head, well die head and back die head, preceding die head is connected well die head, the opposite side that well die head one side was connected before relatively connecting is connected with the back die head, preceding die head is equipped with first slope, well die head is equipped with the second slope opposite with first slope direction, the back die head is equipped with the third slope with second slope parallel arrangement.
- 2. The BOPP film production line of claim 1, wherein: the first slope is provided with a first slope lowest point, the second slope is provided with a second slope lowest point and a second slope highest point, the first slope lowest point and the second slope lowest point are located on the same horizontal plane, and the third slope is provided with a third slope lowest point.
- 3. The BOPP film production line of claim 2, wherein: the highest point of the second slope and the lowest point of the third slope are positioned on the same horizontal plane.
- 4. The BOPP film production line of claim 3, wherein: the third slope is further provided with a third slope peak, one side of the rear die head, provided with the second slope peak, is provided with a first connecting screw, and the rear die head is connected to the middle die head through the first connecting screw.
- 5. The BOPP film production line of claim 1, wherein: the first slope is provided with a first slope peak, the side, provided with the first slope peak, of the front die head is provided with a second connecting screw, and the front die head is connected with the middle die head through the second connecting screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010995574.2A CN112140682B (en) | 2020-09-21 | 2020-09-21 | BOPP film production line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010995574.2A CN112140682B (en) | 2020-09-21 | 2020-09-21 | BOPP film production line |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112140682A true CN112140682A (en) | 2020-12-29 |
| CN112140682B CN112140682B (en) | 2022-10-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010995574.2A Active CN112140682B (en) | 2020-09-21 | 2020-09-21 | BOPP film production line |
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| Country | Link |
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| CN (1) | CN112140682B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112933857A (en) * | 2021-03-31 | 2021-06-11 | 杨东 | BOPP workshop waste gas is synthesized and is collected improvement device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10249141A1 (en) * | 2002-10-22 | 2004-05-06 | Contitech Schlauch Gmbh | Die head for production of hollow, internally coated products such as hoses has air and lubricant feed channels with outlets inside the die nozzle outlet |
| CN205112316U (en) * | 2015-10-28 | 2016-03-30 | 福融辉实业（福建）有限公司 | BOPP membrane extrusion moulding equipment |
| CN108142475A (en) * | 2017-12-22 | 2018-06-12 | 山东省潍坊市省工食品机械科技有限公司 | Multilayer oil cake molding machine |
-
2020
- 2020-09-21 CN CN202010995574.2A patent/CN112140682B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10249141A1 (en) * | 2002-10-22 | 2004-05-06 | Contitech Schlauch Gmbh | Die head for production of hollow, internally coated products such as hoses has air and lubricant feed channels with outlets inside the die nozzle outlet |
| CN205112316U (en) * | 2015-10-28 | 2016-03-30 | 福融辉实业（福建）有限公司 | BOPP membrane extrusion moulding equipment |
| CN108142475A (en) * | 2017-12-22 | 2018-06-12 | 山东省潍坊市省工食品机械科技有限公司 | Multilayer oil cake molding machine |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112933857A (en) * | 2021-03-31 | 2021-06-11 | 杨东 | BOPP workshop waste gas is synthesized and is collected improvement device |
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| Publication number | Publication date |
|---|---|
| CN112140682B (en) | 2022-10-04 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: BOPP film production line Effective date of registration: 20230906 Granted publication date: 20221004 Pledgee: Zhejiang Tailong Commercial Bank Co.,Ltd. Wenzhou Ruian Small and Micro Enterprise Sub branch Pledgor: Ruian Dongwei Plastic Co.,Ltd. Registration number: Y2023980055488 |
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