CN115157834A - Ultrathin film composite system and use method - Google Patents
Ultrathin film composite system and use method Download PDFInfo
- Publication number
- CN115157834A CN115157834A CN202210632353.8A CN202210632353A CN115157834A CN 115157834 A CN115157834 A CN 115157834A CN 202210632353 A CN202210632353 A CN 202210632353A CN 115157834 A CN115157834 A CN 115157834A
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- coiled material
- central hot
- cylinder
- film
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- 239000002131 composite material Substances 0.000 title claims abstract description 25
- 238000000034 method Methods 0.000 title claims abstract description 17
- 239000000463 material Substances 0.000 claims abstract description 65
- 238000001035 drying Methods 0.000 claims abstract description 25
- 239000011248 coating agent Substances 0.000 claims abstract description 21
- 238000000576 coating method Methods 0.000 claims abstract description 21
- 238000013329 compounding Methods 0.000 claims abstract description 18
- 239000010408 film Substances 0.000 claims description 70
- 239000007788 liquid Substances 0.000 claims description 35
- 239000010409 thin film Substances 0.000 claims description 13
- 230000006835 compression Effects 0.000 claims description 5
- 238000007906 compression Methods 0.000 claims description 5
- 150000001875 compounds Chemical group 0.000 claims 5
- 238000005096 rolling process Methods 0.000 claims 4
- 238000010438 heat treatment Methods 0.000 abstract description 14
- 239000011888 foil Substances 0.000 description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 4
- 241001391944 Commicarpus scandens Species 0.000 description 3
- 238000004804 winding Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000004417 polycarbonate Substances 0.000 description 2
- 229920000515 polycarbonate Polymers 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- 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
- B32B38/00—Ancillary operations in connection with laminating processes
- B32B38/14—Printing or colouring
- B32B38/145—Printing
-
- 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
- B32B37/10—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
-
- 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
- B32B38/00—Ancillary operations in connection with laminating processes
- B32B38/0036—Heat treatment
-
- 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
- B32B38/00—Ancillary operations in connection with laminating processes
- B32B38/16—Drying; Softening; Cleaning
- B32B38/164—Drying
Landscapes
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Fluid Mechanics (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention discloses an ultrathin film composite system and a using method thereof. Through central hot jar and drying cabinet, heat the interior external surface of coiled material simultaneously, improved heating efficiency and coating drying efficiency. The central hot cylinder is used as a coating and compounding printing roller, so that the complete synchronization of the coating of the coiled material film to the compounding section is ensured, the relative zero tension is realized, the problems of ultrathin film deformation and easy fracture during the operation are solved, the operation efficiency is improved, and the compounding quality is ensured.
Description
Technical Field
The invention belongs to the technical field of packaging and printing, and particularly relates to an ultrathin film compounding system and a using method thereof.
Background
The traditional aluminum foil dry compounding method with the thickness of more than 0.012mm is as follows: the aluminum foil moves at a certain speed under the pulling of a traction mechanism with a certain tension, one side of the aluminum foil is coated with glue and then enters a rectangular oven for drying, and then the aluminum foil is compounded with another base material through a counter-pressure roller, which is called dry compounding for short.
The ultrathin film is a foil with the thickness of 0.003mm to 0.006mm, and due to the fact that the ultrathin tensile strength and hardness of the film are low, the film can be subjected to plastic deformation at high temperature, the tension is low during operation, and the film is easy to break, the film can be stretched and deformed at high temperature in a traditional dry compounding mode, the film is easy to break, the surface of the film is easy to scratch, the drying efficiency is reduced, the operation speed is low, and the efficiency is extremely low.
Disclosure of Invention
The invention discloses an ultrathin film composite system and a using method thereof, which aim to solve the problem that a film is easy to break at high temperature.
The invention aims to realize an ultrathin film compounding system which comprises a first unreeling unit, a second unreeling unit, a coating unit, a compounding unit, a central hot cylinder, a drying unit and a reeling unit, wherein the central hot cylinder is a cylinder, a liquid outlet and a liquid inlet are formed in the central hot cylinder, the drying unit is arranged around the curved surface of the central hot cylinder, an air outlet is formed in one side, close to the surface of the central hot cylinder, of the drying unit, the first unreeling unit and the coating unit are located in the inlet direction of the central hot cylinder, the compounding unit, the second unreeling unit and the reeling unit are located in the outlet direction of the central hot cylinder, a first thin film coiled material discharged from the first unreeling unit is pressed to the surface of the central hot cylinder through the coating unit, a second thin film coiled material discharged from the second unreeling unit is pressed to the first thin film coiled material on the surface of the central hot cylinder through the compounding unit, and the first thin film coiled material and the second thin film coiled material compounded through the reeling unit.
The hot jar in center includes inner tube and urceolus, and the urceolus diameter is greater than the inner tube, forms ring cavity between urceolus inner wall and the inner tube outer wall, and open at inner tube axial both ends has the honeycomb duct, and the honeycomb duct export communicates with annular cavity, and a honeycomb duct entry links to each other with the liquid outlet, and another honeycomb duct entry links to each other with the inlet.
All be connected with rotary joint on inlet and the liquid outlet, rotary joint links to each other with the honeycomb duct entry.
The drying units are disposed around both sides and the top of the central hot tub.
And the air outlet is connected with an air nozzle.
The coating unit comprises a scraper, a plate roller and a transfer roller, wherein the scraper and the transfer roller are respectively positioned on two sides of the plate roller and are in press fit with the surface of the plate roller, and the surface on the other side of the transfer roller is in press fit with the surface of the central hot cylinder.
The composite unit is a rubber compression roller which is pressed with the surface of the central hot cylinder.
A method for using an ultra-thin film composite system,
s1, injecting heat-conducting liquid into an annular cavity through a liquid inlet, and heating a central hot cylinder;
s2, the first unreeling unit emits a first film coiled material to the surface of the central hot cylinder, the printing roller transfers ink to the transfer roller, the transfer roller transfers the ink to the surface of the first film coiled material while rotating, the first film coiled material is pressed to the surface of the central hot cylinder, and the first film coiled material is heated and dried by hot air blown out of the central hot cylinder and the air nozzle in the process that the central hot cylinder rotates to the outlet direction;
s3, the second film coiled material is discharged onto the heated and dried first film coiled material through the second unwinding unit, the second film coiled material is compounded with the first film coiled material through the rubber compression roller, and the compounded second film coiled material and the compounded first film coiled material are wound through the winding unit.
The invention has the beneficial effects that: 1. through central hot jar and drying cabinet, heat drying to the inside and outside of coiled material simultaneously has improved heating efficiency and coating drying efficiency.
2. The central hot cylinder is used as a printing roller for coating and compounding, so that the complete synchronization of the coating of the coiled material film to the compounding section is ensured, the relative zero power is realized, the problems of ultrathin film deformation and easy breakage during operation are solved, the operation efficiency is improved, and the compounding quality is ensured.
Drawings
FIG. 1 is a schematic diagram of an ultrathin film composite system;
FIG. 2 is a schematic view of a central hot cylinder configuration;
in the figure, 1, a first unwinding unit; 2. a coating unit; 2-1, a scraper; 2-2, a plate roller; 2-3, a transfer roller; 3. a central hot cylinder; 3-1, inner cylinder; 3-2, an outer cylinder; 3-3, a flow guide pipe; 3-4, a ring cavity; 4. a drying unit; 4-1, a tuyere; 5. a composite unit; 5-1, rubber compression roller; 6. a second unwinding unit; 7. a winding unit; 8-1, a liquid outlet; 8-2 and a liquid inlet.
The present invention will be described in further detail with reference to the accompanying drawings and examples.
Detailed Description
[ example 1 ] A method for producing a polycarbonate
As shown in fig. 1 and 2, an ultrathin film composite system includes a first unreeling unit 1, a second unreeling unit 6, a coating unit 2, a composite unit 5, a central hot cylinder 3, a drying unit 4 and a reeling unit 7, wherein the central hot cylinder 3 is a cylinder, the central hot cylinder 3 is provided with a liquid outlet 8-1 and a liquid inlet 8-2, the drying unit 4 is arranged around a curved surface of the central hot cylinder 3, one side of the drying unit 4, which is close to the surface of the central hot cylinder 3, is provided with an air outlet, the first unreeling unit 1 and the coating unit 2 are located in the inlet direction of the central hot cylinder 3, the composite unit 5, the second unreeling unit 6 and the reeling unit 7 are located in the outlet direction of the central hot cylinder 3, a first thin film coiled material unreeled from the first unreeling unit 1 is press-fitted to the surface of the central hot cylinder 3 through the coating unit 2, a second thin film coiled material unreeled from the second unreeling unit is press-fitted to the first thin film coiled material unreeled to the surface of the central hot cylinder 3 through the composite unit 5, and the reeling unit 7 rolls the first thin film coiled material and the second thin film coiled material.
The central hot cylinder 3 comprises an inner cylinder 3-1 and an outer cylinder 3-2, the diameter of the outer cylinder 3-2 is larger than that of the inner cylinder 3-1, an annular cavity 3-4 is formed between the inner wall of the outer cylinder 3-2 and the outer wall of the inner cylinder 3-1, flow guide pipes 3-3 are arranged at two axial ends of the inner cylinder 3-1, an outlet of each flow guide pipe 3-3 is communicated with the annular cavity 3-4, an inlet of one flow guide pipe 3-3 is connected with a liquid outlet 8-1, and an inlet of the other flow guide pipe 3-3 is connected with a liquid inlet 8-2.
The liquid inlet 8-2 and the liquid outlet 8-1 are both connected with rotary joints, and the rotary joints are connected with the inlet of the flow guide pipe 3-3.
The drying units 4 are disposed around both sides and the top of the central heating cylinder 3.
The air outlet is connected with an air nozzle 4-1.
The annular cavity 3-4 of the central heating cylinder 3 is filled with heat conducting liquid such as heat conducting oil or hot water and the like to heat the surface of the outer cylinder 3-2, so that the film coiled material on the surface of the central heating cylinder 3 is heated from the inside.
And the drying unit 4 surrounding the central heating cylinder 3 dries and heats the web on the surface of the central heating cylinder 3 from the outside.
Specifically, the central hot cylinder 3 consists of an inner cylinder 3-1 and an outer cylinder 3-2 which are coaxial, and the diameter of the outer cylinder 3-2 is larger, so that an annular cavity 3-4 is formed between the walls of the inner cylinder 3-1 and the outer cylinder 3-2 and is used for filling heat-conducting liquid.
As shown in figure 2, a liquid inlet 8-2 is arranged on one side of two axial side walls of an inner cylinder 3-1, a liquid outlet 8-2 is arranged on the other side of the two axial side walls of the inner cylinder 3-1, flow guide pipes 3-3 are arranged at two axial ends of the inner cylinder 3-1, the flow guide pipes 3-3 have three openings in total, one opening is connected with the liquid inlet 8-2 or the liquid outlet 8-1, the other two openings are arranged on the side walls of the inner cylinder 3-1 so as to communicate an annular cavity 3-4 with the outside, specifically, the inner cylinder 3-1 can be solid, the flow guide pipe 3-3 is arranged at the solid part, and a three-way pipe fitting can also be connected at two axial ends of the inner cylinder 3-1.
The liquid inlet 8-2 and the liquid outlet 8-1 are also connected with rotary joints, and because the whole central hot cylinder 3 rotates ceaselessly, an external liquid conveying pipeline is connected with the liquid inlet 8-2 or the liquid outlet 8-1 through the rotary joints, so that the rotation of the pipeline is avoided, and heat-conducting liquid can flow in and out through the pipeline conveniently.
The drying unit 4 is provided with air heated by the electric heating tube through a fan, and the air is directly blown to one side close to the surface of the central hot cylinder 3 through the air nozzle 4-1, and the drying at high wind speed can be realized because the material is tightly attached to the central hot cylinder. As shown in fig. 1, the drying unit 4 surrounds the central heating cylinder 3 from both sides and above, an air outlet of the drying unit faces the surface of the central heating cylinder 3, and further, an air nozzle 4-1 is connected to the air outlet, and hot air is uniformly distributed on the film on the surface of the central heating cylinder 3 through the air nozzle, so that the film is dried.
[ example 2 ] A method for producing a polycarbonate
On the basis of the embodiment 1, as shown in fig. 1, the coating unit 2 comprises a scraper 2-1, a plate roller 2-2 and a transfer roller 2-3, wherein the scraper 2-1 and the transfer roller 2-3 are respectively positioned at two sides of the plate roller 2-2 and are pressed with the surface of the plate roller 2-2, and the surface of the other side of the transfer roller 2-3 is pressed with the surface of the central hot cylinder 3.
The composite unit 5 is a rubber press roller 5-1 which is pressed with the surface of the central hot cylinder 3.
A method for using an ultra-thin film composite system,
s1, injecting heat-conducting liquid into an annular cavity 3-4 through a liquid inlet 8-2 to heat a central hot cylinder 3;
s2, the first unreeling unit 1 emits a first film coiled material to the surface of a central hot cylinder 3, the printing roller 2-2 transfers ink to a transfer roller 2-3, the transfer roller 2-3 transfers the ink to the surface of the first film coiled material while rotating, the first film coiled material is pressed to the surface of the central hot cylinder 3, and the first film coiled material is heated and dried by hot air blown out of the central hot cylinder 3 and an air nozzle 4-1 in the process that the central hot cylinder 3 rotates to the outlet direction;
s3, the second film coiled material is discharged onto the heated and dried first film coiled material through the second unwinding unit 6, the second film coiled material is compounded with the first film coiled material through the rubber compression roller 5-1, and the compounded second film coiled material and the first film coiled material are coiled through the coiling unit 7.
In the working process, the first unreeling unit 1 at the inlet unreels a first film coiled material, the first film coiled material is sent to the surface of the central hot cylinder 3 after passing through a plurality of guide rollers, meanwhile, the printing roller 2-2 rotates, the printing roller 2-2 is stained with ink through the ink box below, redundant ink is hung by the scraper 2-1 in the rotating process, then the printing roller 2-2 transfers the ink to the surface of the central hot cylinder 3 when being pressed with the transfer roller 2-3, and the first film coiled material is pressed to the surface of the central hot cylinder 3 in the further rotating process of the transfer roller 2-3, and meanwhile, the ink is transferred to the surface of the first film coiled material.
The central heating cylinder 3 is further rotated in the direction of the outlet, and in this process, the film on the surface of the central heating cylinder 3 is heated and dried by the central heating cylinder 3 itself and the hot air blown from the air nozzle 4-1.
The second unreeling unit 6 unreels a second film coiled material, the second film coiled material is conveyed to the composite unit 5 through a guide roller, specifically, the rubber press roller 5-1 is pressed with the surface of the central hot cylinder 3, the second film coiled material is pressed on the first film coiled material on the surface of the central hot cylinder 3 to form a composite coiled material, and the winding unit 7 winds the composite coiled material.
In the compounding process, the central hot cylinder is used as a printing roller for coating and compounding, so that the complete synchronization of the film of the coiled material from coating to the compounding section is ensured, and the relative zero tension is realized. Deformation and breakage caused by asynchronism are avoided.
The components and structures of the present embodiments that are not described in detail are well known in the art and do not constitute essential structural elements or elements.
Claims (8)
1. An ultrathin film compounding system, comprising: including first unreeling unit (1), second unreel unit (6), coating unit (2), compound unit (5), central hot jar (3), drying unit (4) and rolling unit (7), central hot jar (3) are the cylinder, and it has liquid outlet (8-1) and inlet (8-2) to open on central hot jar (3), drying unit (4) encircle central hot jar (3) curved surface setting, and one side that drying unit (4) are close to central hot jar (3) surface is opened there is the air outlet, and wherein first unreeling unit (1) and coating unit (2) are located central hot jar (3) entry direction, and compound unit (5), second unreel unit (6) and rolling unit (7) and are located central hot jar (3) export direction, and first film coiled material that first unreel unit (1) was unreeled is through coating unit (2) pressfitting to central hot jar (3) surface, and the second unreels second film coiled material and the first film coiled material of rolling unit (6) through compound unit (5) to central hot jar (3) pressfitting, and compound coiled material and the first film coiled material of second coiled material and the compound coiled material of rolling unit (7) on the pressfitting central hot jar (3) surface.
2. The ultra-thin film composite system of claim 1, wherein: the central hot cylinder (3) comprises an inner cylinder (3-1) and an outer cylinder (3-2), the diameter of the outer cylinder (3-2) is larger than that of the inner cylinder (3-1), an annular cavity (3-4) is formed between the inner wall of the outer cylinder (3-2) and the outer wall of the inner cylinder (3-1), two axial ends of the inner cylinder (3-1) are provided with a flow guide pipe (3-3), the outlet of the flow guide pipe (3-3) is communicated with the annular cavity (3-4), the inlet of one flow guide pipe (3-3) is connected with a liquid outlet (8-1), and the inlet of the other flow guide pipe (3-3) is connected with a liquid inlet (8-2).
3. An ultrathin film composite system as claimed in claim 2 wherein: and the liquid inlet (8-2) and the liquid outlet (8-1) are both connected with rotary joints, and the rotary joints are connected with the inlets of the flow guide pipes (3-3).
4. An ultrathin film composite system as claimed in claim 1 wherein: the drying units (4) are arranged around the two sides and the top of the central hot cylinder (3).
5. An ultrathin film composite system as claimed in claim 1 or 4 wherein: the air outlet is connected with an air nozzle (4-1).
6. An ultrathin film composite system as claimed in claim 1 wherein: the coating unit (2) comprises a scraper (2-1), a plate roller (2-2) and a transfer roller (2-3), the scraper (2-1) and the transfer roller (2-3) are respectively positioned at two sides of the plate roller (2-2) and are in press fit with the surface of the plate roller (2-2), and the surface of the other side of the transfer roller (2-3) is in press fit with the surface of the central hot cylinder (3).
7. An ultrathin film composite system as claimed in claim 1 wherein: the composite unit (5) is a rubber press roll (5-1) which is pressed with the surface of the central hot cylinder (3).
8. The method for using the ultrathin film composite system as claimed in any one of claims 1 to 7, wherein the steps of:
s1, injecting heat-conducting liquid into the annular cavity (3-4) through a liquid inlet (8-2) to heat the central hot cylinder (3);
s2, a first film coiled material is discharged to the surface of a central hot cylinder (3) by a first unwinding unit (1), ink is transferred to a transfer roller (2-3) by a printing roller (2-2), the transfer roller (2-3) transfers the ink to the surface of the first film coiled material while rotating, the first film coiled material is pressed to the surface of the central hot cylinder (3), and the first film coiled material is heated and dried by hot air blown by the central hot cylinder (3) and an air nozzle (4-1) in the process that the central hot cylinder (3) rotates to the outlet direction;
s3, the second film coiled material is discharged onto the heated and dried first film coiled material through the second unwinding unit (6), the second film coiled material is compounded with the first film coiled material through the rubber compression roller (5-1), and the compounded second film coiled material and the first film coiled material are coiled through the coiling unit (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210632353.8A CN115157834B (en) | 2022-06-07 | 2022-06-07 | Ultrathin film composite system and use method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210632353.8A CN115157834B (en) | 2022-06-07 | 2022-06-07 | Ultrathin film composite system and use method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115157834A true CN115157834A (en) | 2022-10-11 |
| CN115157834B CN115157834B (en) | 2024-06-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210632353.8A Active CN115157834B (en) | 2022-06-07 | 2022-06-07 | Ultrathin film composite system and use method |
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| Publication number | Publication date |
|---|---|
| CN115157834B (en) | 2024-06-04 |
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