CN112776450A - Multilayer film dry laminating machine and multilayer laminated ultra-transparent film processing method - Google Patents
Multilayer film dry laminating machine and multilayer laminated ultra-transparent film processing method Download PDFInfo
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- CN112776450A CN112776450A CN202011505756.3A CN202011505756A CN112776450A CN 112776450 A CN112776450 A CN 112776450A CN 202011505756 A CN202011505756 A CN 202011505756A CN 112776450 A CN112776450 A CN 112776450A
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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
- B32B37/10—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
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
- B08B15/04—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area from a small area, e.g. a tool
-
- 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
- B32B37/0007—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding involving treatment or provisions in order to avoid deformation or air inclusion, e.g. to improve surface quality
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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
- B32B37/0007—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding involving treatment or provisions in order to avoid deformation or air inclusion, e.g. to improve surface quality
- B32B37/003—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding involving treatment or provisions in order to avoid deformation or air inclusion, e.g. to improve surface quality to avoid air inclusion
-
- 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
- B32B37/06—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the heating method
-
- 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
- B32B37/08—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the cooling method
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- Engineering & Computer Science (AREA)
- Quality & Reliability (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
- Laminated Bodies (AREA)
Abstract
The invention discloses a multilayer film dry laminating machine and a multilayer laminating ultra-transparent film processing method. This multilayer film dry-type rigging machine and multilayer laminating surpass and pass through film processing method, through adjustment material all in one piece roller, can make the first pressfitting roller surface of film level and smooth laminating, improve the pressfitting effect, it is effectual to keep warm to cover the heat preservation, it is inseparabler to make the film laminating, the production efficiency is improved, can effectually avoid the finished product bubble to appear, phenomenons such as stripe or fold, the effectual finished product quality that has improved, the finished product thin degree of passing through has been improved, the chill roll sets up to five groups, be provided with recirculated cooling water in the cooling device, water can recycle, environmental protection more, the cooling effect is good, energy utilization rate is high.
Description
Technical Field
The invention relates to the technical field of dry laminating machines, in particular to a multilayer film dry laminating machine and a multilayer laminating ultra-transparent film processing method.
Background
With the continuous improvement of the living standard of people, the requirements on decoration effects in the processes of life, work, town transformation and the like are higher and higher, the resource consumption required by decoration is higher and higher on the same scale, and the resources are very deficient. In order to meet the requirements of people, the PVC decorative film is generally adopted to replace the natural grains on the surface of the original decorative material at present. In order to improve the production efficiency of the decorative film and expand the production scale, the mechanized production of the decorative film is the mainstream of development.
The laminating machine comprises large mechanical parts such as an unreeling device, a gluing device, a conveying and pressurizing device, a driving motor and the like. However, the common problems at present are that the appearance of the finished product is poor, such as bubbles, stripes, wrinkles and the like, which easily occur in the process of laminating the ultra-transparent film, the appearance is attractive, the laminating efficiency is low, and the laminating effect is poor.
Disclosure of Invention
The invention aims to provide a multilayer film dry laminating machine and a multilayer laminating ultra-transparent film processing method, wherein a film can be smoothly laminated on the surface of a first laminating roller by adjusting a material arranging roller, the laminating effect is improved, the heat preservation effect of a heat preservation cover is good, the film is more tightly laminated, the production efficiency is improved, the phenomena of bubbles, stripes or wrinkles and the like of a finished product can be effectively avoided, the surface smoothness of the product is ensured, the quality of the finished product is effectively improved, the thin transparency of the finished product is improved, and the problems in the background art are solved.
In order to achieve the purpose, the invention provides the following technical scheme:
a dry laminating machine for multilayer films comprises a rack, wherein the lower end of one side of the rack is fixedly connected with a feeding table through bolts respectively, the lower end of the other side of the rack is fixedly connected with a conveying table through bolts respectively, one side of the rack is fixedly connected with a control panel through bolts respectively, control keys are arranged on the control panel respectively, the other side of the rack is fixedly connected with a steam generator through a connecting flange, one end of the steam generator is fixedly connected with a heating roller, two ends of the heating roller are fixedly connected with the inner side of the rack through bearings respectively, the lower end of the inner side of the rack is fixedly connected with a guide roller, a first laminating roller and a second laminating roller through bearings respectively, and heat insulation covers are arranged at the upper ends;
the material loading platform is characterized in that supporting rods are respectively arranged on two sides of the upper surface of the material loading platform, the upper surface of each supporting rod is fixedly connected with a corresponding sliding rail through a bolt, the lower end of each sliding rail is respectively connected with a corresponding supporting block through a sliding block, supporting shafts are respectively arranged on the inner sides of the corresponding supporting blocks, the inner sides of the supporting shafts are respectively connected with a first raw material roller, a second raw material roller and a third raw material roller through bearings in a rotating mode, one side of the material loading platform is respectively connected with a composite roller and a compression roller through bearings in a rotating mode, two sides of the material conveying platform are respectively fixedly connected with fixing.
Further, the lower ends of the two sides of the heat-preservation cover are respectively provided with a mounting hole, the heat-preservation cover is respectively fixedly connected with the inner side of the rack through bolts, and the upper end of the heat-preservation cover is respectively provided with a steam nozzle.
Further, the inner wall of the upper end of the rack is fixedly connected with the fan through bolts respectively, the front side of the rack is provided with the dust removal pipe respectively, one end of the fan is fixedly connected with the dust removal pipe through a pipeline, and the inner side of the dust removal pipe is provided with uniform air outlets respectively.
Furthermore, the cooling rollers are arranged into five groups, two ends of each cooling roller are fixedly connected with a cooling device through pipelines respectively, and circulating cooling water is arranged in each cooling device.
Further, the heat preservation cover is an inward hollow arc shape and is fixed at the lower end of the heating roller.
The invention provides another technical scheme, and the multilayer laminating ultra-transparent film processing method of the multilayer film dry laminating machine comprises the following steps:
the method comprises the following steps: the first raw material roller, the second raw material roller and the third raw material roller simultaneously convey the raw material films to the composite roller respectively;
step two: a pressing roller on one side of the composite roller presses and composites the film, and conveys the composited film to a heating roller;
step three: the heating roller conveys the heated film to the guide roller, the guide roller conveys the film to the first pressing roller, the first pressing roller and the second pressing roller interact with each other, and the film is hot-pressed and attached by matching with the heat-preservation cover;
step four: and cooling the film subjected to hot pressing and laminating by a cooling roller, and winding the finished film subjected to film cooling by a winding roller.
Furthermore, the upper end of the guide roller is provided with a material arranging roller, two ends of the material arranging roller are respectively fixedly connected with a material arranging cylinder, and the material arranging cylinder is respectively hinged with the inner side of the rack.
Further, the heat-insulating cover keeps the film temperature at 180-190 degrees, and the cooling roller reduces the film temperature to 10-20 degrees.
Compared with the prior art, the invention has the beneficial effects that: the invention provides a multilayer film dry laminating machine and a multilayer laminating ultra-transparent film processing method, wherein the front side of a rack is respectively provided with a dust removal pipe, so that the interior of the rack is effectively dedusted, dust entering in the film laminating process is ensured, bubbles generated by dust entering in the film laminating process are avoided, the product quality is improved, and by adjusting a material arrangement roller, the film laminating machine has the advantages that the surface of the first laminating roller for the film to be laminated flatly can be made, the laminating effect is improved, the heat preservation effect of the heat preservation cover is good, the film laminating is more compact, the production efficiency is improved, the phenomena of bubbles, stripes or wrinkles and the like of finished products can be effectively avoided, the surface smoothness of the products is guaranteed, the quality of the finished products is effectively improved, the thin transparency of the finished products is improved, the cooling rollers are arranged into five groups, circulating cooling water is arranged in the cooling device, the water can be recycled, the machine is more environment-friendly, the cooling effect is good, and the.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic process flow diagram of the present invention;
FIG. 3 is an elevational view of the overall construction of the present invention;
FIG. 4 is a side view of the heat retention shield structure of the present invention;
FIG. 5 is a front view of the structure of the loading platform of the present invention;
FIG. 6 is a flow chart of a processing method of the present invention.
In the figure: 1. a frame; 101. a control panel; 102. a control key; 103. a steam generator; 104. a heating roller; 105. a guide roller; 106. a first press-fit roller; 107. a second press-fit roller; 108. a heat-preserving cover; 1081. mounting holes; 1082. a steam spray head; 2. a feeding table; 201. a support bar; 202. a slide rail; 203. a support block; 204. a support shaft; 205. a compound roller; 206. a pressure roller; 207. a first stock roll; 208. a second stock roll; 209. a third stock roll; 3. a material conveying platform; 301. a fixed seat; 302. and (5) cooling the roller.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, a dry laminating machine for multilayer films comprises a frame 1, wherein the lower end of one side of the frame 1 is fixedly connected with a feeding platform 2 through bolts, the lower end of the other side of the frame 1 is fixedly connected with a material conveying platform 3 through bolts, the whole structure is compact, the connection is firm, the installation and disassembly are convenient, the later maintenance cost is reduced, the production efficiency is improved, the inner wall of the upper end of the frame 1 is fixedly connected with a fan through bolts, the front side of the frame 1 is provided with a dust removing pipe, one end of the fan is fixedly connected with the dust removing pipe through a pipeline, the inner side of the dust removing pipe is provided with uniform air outlets, the interior of the frame 1 is effectively dedusted, the dust entering in the film laminating process is ensured, the air bubbles generated due to the dust entering during the film laminating process are avoided, the product quality is improved, one side, the control panel 101 is respectively provided with a control key 102, the operation is simple, the control is convenient, the application range is enlarged, the other side of the rack 1 is fixedly connected with a steam generator 103 through a connecting flange, one end of the steam generator 103 is fixedly connected with a heating roller 104, two ends of the heating roller 104 are respectively fixedly connected with the inner side of the rack 1 through bearings, the lower end of the inner side of the rack 1 is respectively fixedly connected with a guide roller 105, a first pressing roller 106 and a second pressing roller 107 through bearings, the upper ends of the first pressing roller 106 and the second pressing roller 107 are provided with a heat preservation cover 108, the lower ends of two sides of the heat preservation cover 108 are respectively provided with a mounting hole 1081, the heat preservation cover 108 is respectively fixedly connected with the inner side of the rack 1 through bolts, the upper end of the heat preservation cover 108 is respectively provided with a steam spray nozzle 1082, the heat preservation cover 108 is in an inward hollow arc shape, the heat preservation cover 108, the production efficiency is improved, the phenomena of bubbles, stripes, wrinkles and the like of finished products can be effectively avoided, the product quality is improved, the surface smoothness of products is ensured, the thin transparency of films is improved, the two sides of the upper surface of the feeding table 2 are respectively provided with the supporting rods 201, the upper surfaces of the supporting rods 201 are respectively fixedly connected with the sliding rails 202 through bolts, the lower ends of the sliding rails 202 are respectively connected with the supporting blocks 203 through sliding blocks in a sliding manner, the inner sides of the supporting blocks 203 are respectively provided with the supporting shafts 204, the inner sides of the supporting shafts 204 are respectively connected with the first raw material roller 207, the second raw material roller 208 and the third raw material roller 209 through bearings in a rotating manner, the flexibility of the device is improved, the device is suitable for processing films with different widths, the application range is expanded, one side of the feeding table 2 is respectively connected with the compound roller 205 and the pressing roller 206 through bearings in a rotating manner, the two sides of, the chill roll 302 sets up to five groups, and chill roll 302 both ends are provided with recirculated cooling water through pipeline and cooling device fixed connection respectively in the cooling device, and water can recycle, and environmental protection more, the cooling effect is good, and energy utilization is rateed highly.
Referring to fig. 6, a method for processing a multi-layer bonded ultra-transparent film by a multi-layer film dry laminator includes the following steps:
the method comprises the following steps: the first stock roll 207, the second stock roll 208 and the third stock roll 209 simultaneously feed the stock films to the composite roll 205, respectively;
step two: a pressing roller 206 on one side of the composite roller 205 presses and composites the film, and conveys the composited film to the heating roller 104;
step three: the heating roller 104 conveys the heated film to the guide roller 105, the guide roller 105 conveys the film to the first press-fit roller 106, the upper end of the guide roller 105 is provided with a material-finishing roller, two ends of the material-finishing roller are respectively fixedly connected with a material-finishing cylinder, the material-finishing cylinders are respectively hinged with the inner side of the frame 1, the film can be flatly attached to the surface of the first press-fit roller 106 by adjusting the material-finishing roller, the press-fit effect is improved, the first press-fit roller 106 and the second press-fit roller 107 interact with each other, the film is hot-pressed and attached by matching with the heat-preserving cover 108, the temperature of the film is kept between 180 and 190 degrees by the heat-preserving cover 108, the heat-preserving effect is good, the film is attached more tightly;
step four: the film after hot-pressing and attaching is cooled by a cooling roller 302, the temperature of the film is reduced to 10-20 degrees by the cooling roller 302, the cooling effect is good, and a finished film after the film is cooled is wound by a winding roller.
In conclusion, according to the multilayer film dry laminating machine and the multilayer laminating ultra-permeable film processing method, the dust removal pipes are respectively arranged at the front side of the rack 1, so that dust is effectively removed from the interior of the rack 1, dust entering in the film laminating process is ensured, bubbles generated by dust entering in the film laminating process are avoided, the product quality is improved, and by adjusting the material arrangement rollers, can make the first pressfitting roller 106 surface of film level and smooth laminating, improve the pressfitting effect, it is effectual that heat preservation cover 108 keeps warm, it is inseparabler to make the film laminating, improve production efficiency, can effectually avoid the finished product phenomenons such as bubble, stripe or fold to appear, guarantee the surface smoothness of product, the effectual finished product quality that has improved, the finished product is thin to be passed through, chill roll 302 sets up to five groups, be provided with recirculated cooling water in the cooling device, water can recycle, environmental protection more, the cooling effect is good, energy utilization rate is high.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.
Claims (8)
1. A multi-layer film dry laminating machine is characterized by comprising a rack (1), wherein the lower end of one side of the rack (1) is fixedly connected with a feeding table (2) through bolts respectively, the lower end of the other side of the rack (1) is fixedly connected with a conveying table (3) through bolts respectively, one side of the rack (1) is fixedly connected with a control panel (101) through bolts respectively, control buttons (102) are arranged on the control panel (101) respectively, the other side of the rack (1) is fixedly connected with a steam generator (103) through a connecting flange, one end of the steam generator (103) is fixedly connected with a heating roller (104), two ends of the heating roller (104) are fixedly connected with the inner side of the rack (1) through bearings respectively, and the lower end of the inner side of the rack (1) is fixedly connected with a guide roller, the device comprises a first pressing roller (106) and a second pressing roller (107), wherein heat-insulating covers (108) are arranged at the upper ends of the first pressing roller (106) and the second pressing roller (107);
the material loading device is characterized in that supporting rods (201) are respectively arranged on two sides of the upper surface of the material loading platform (2), the upper surfaces of the supporting rods (201) are respectively fixedly connected with a sliding rail (202) through bolts, the lower end of the sliding rail (202) is respectively connected with a supporting block (203) in a sliding mode through a sliding block, supporting shafts (204) are respectively arranged on the inner sides of the supporting blocks (203), the inner sides of the supporting shafts (204) are respectively connected with a first raw material roller (207), a second raw material roller (208) and a third raw material roller (209) in a rotating mode through bearings, one side of the material loading platform (2) is respectively connected with a composite roller (205) and a pressing roller (206) in a rotating mode through bearings, two sides of the material conveying platform (3) are respectively fixedly connected with fixing seats (301) through bolts, and.
2. The dry laminating machine for multilayer films as claimed in claim 1, wherein the lower ends of both sides of the heat-insulating cover (108) are respectively provided with a mounting hole (1081), the heat-insulating cover (108) is respectively fixedly connected with the inner side of the frame (1) through a bolt, and the upper end of the heat-insulating cover (108) is respectively provided with a steam nozzle (1082).
3. The dry laminating machine for multilayer films according to claim 1, wherein the inner walls of the upper ends of the frames (1) are fixedly connected with the fans respectively through bolts, the front sides of the frames (1) are respectively provided with dust removing pipes, one ends of the fans are fixedly connected with the dust removing pipes through pipelines, and the inner sides of the dust removing pipes are respectively provided with uniform air outlets.
4. The dry laminating machine for multilayer films according to claim 1, wherein the cooling rolls (302) are arranged in five groups, both ends of the cooling rolls (302) are fixedly connected with a cooling device through pipes respectively, and circulating cooling water is arranged in the cooling device.
5. The dry laminator for multilayer films as claimed in claim 1, wherein the heat insulating cover (108) has an inward hollow arc shape, and the heat insulating cover (108) is fixed to the lower end of the heating roller (104).
6. The method for processing the multilayer laminating ultra-transparent film of the multilayer film dry laminating machine according to claim 1, characterized by comprising the steps of:
the method comprises the following steps: a first raw material roller (207), a second raw material roller (208) and a third raw material roller (209) simultaneously convey the raw material films to a composite roller (205) respectively;
step two: a pressing roller (206) at one side of the compound roller (205) presses and compounds the film, and conveys the compounded film to a heating roller (104);
step three: the heating roller (104) conveys the heated film to the guide roller (105), the guide roller (105) conveys the film to the first pressing roller (106), the first pressing roller (106) and the second pressing roller (107) interact with each other, and the film is subjected to hot pressing and jointing by matching with the heat-insulating cover (108);
step four: and cooling the film subjected to hot pressing and attaching by a cooling roller (302), and winding the finished film subjected to film cooling by a winding roller.
7. The method for processing the multilayer laminated ultra-transparent film of the multilayer film dry laminating machine according to claim 6, wherein a material arranging roller is arranged at the upper end of the guide roller (105), two ends of the material arranging roller are respectively fixedly connected with a material arranging cylinder, and the material arranging cylinder is respectively hinged with the inner side of the frame (1).
8. The method for processing a multi-layered ultra-permeable film for a multi-layered film dry laminator according to claim 6, wherein the heat-retaining cover (108) maintains the film temperature at 180 ° to 190 °, and the cooling roll (302) lowers the film temperature to 10 ° to 20 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011505756.3A CN112776450A (en) | 2020-12-18 | 2020-12-18 | Multilayer film dry laminating machine and multilayer laminated ultra-transparent film processing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011505756.3A CN112776450A (en) | 2020-12-18 | 2020-12-18 | Multilayer film dry laminating machine and multilayer laminated ultra-transparent film processing method |
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| Publication Number | Publication Date |
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| CN112776450A true CN112776450A (en) | 2021-05-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011505756.3A Pending CN112776450A (en) | 2020-12-18 | 2020-12-18 | Multilayer film dry laminating machine and multilayer laminated ultra-transparent film processing method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115194993A (en) * | 2022-06-25 | 2022-10-18 | 徐虹 | PVC membrane processingequipment |
| CN116408983A (en) * | 2023-06-08 | 2023-07-11 | 江苏黎彬新材料科技有限公司 | Laminated film production equipment with bubble exhausting function |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200995514Y (en) * | 2007-01-17 | 2007-12-26 | 广东德冠包装材料有限公司 | Composite unsized coater |
| CN104441905A (en) * | 2014-11-27 | 2015-03-25 | 海宁帝龙永孚新材料有限公司 | PVC (polyvinyl chloride) film laminating machine and PVC film laminating method |
| CN205522886U (en) * | 2016-01-19 | 2016-08-31 | 安徽天安新材料有限公司 | PVC film rigging machine |
| CN211221707U (en) * | 2019-11-29 | 2020-08-11 | 江苏美誉虹新材料科技有限公司 | Calender ejection of compact processing apparatus of PVC complex film |
-
2020
- 2020-12-18 CN CN202011505756.3A patent/CN112776450A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200995514Y (en) * | 2007-01-17 | 2007-12-26 | 广东德冠包装材料有限公司 | Composite unsized coater |
| CN104441905A (en) * | 2014-11-27 | 2015-03-25 | 海宁帝龙永孚新材料有限公司 | PVC (polyvinyl chloride) film laminating machine and PVC film laminating method |
| CN205522886U (en) * | 2016-01-19 | 2016-08-31 | 安徽天安新材料有限公司 | PVC film rigging machine |
| CN211221707U (en) * | 2019-11-29 | 2020-08-11 | 江苏美誉虹新材料科技有限公司 | Calender ejection of compact processing apparatus of PVC complex film |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115194993A (en) * | 2022-06-25 | 2022-10-18 | 徐虹 | PVC membrane processingequipment |
| CN116408983A (en) * | 2023-06-08 | 2023-07-11 | 江苏黎彬新材料科技有限公司 | Laminated film production equipment with bubble exhausting function |
| CN116408983B (en) * | 2023-06-08 | 2023-08-15 | 江苏黎彬新材料科技有限公司 | Laminated film production equipment with bubble exhausting function |
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Application publication date: 20210511 |