CN114523762A - Synchronous embossing production device for printing of connecting decorative film - Google Patents
Synchronous embossing production device for printing of connecting decorative film Download PDFInfo
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- CN114523762A CN114523762A CN202210045083.0A CN202210045083A CN114523762A CN 114523762 A CN114523762 A CN 114523762A CN 202210045083 A CN202210045083 A CN 202210045083A CN 114523762 A CN114523762 A CN 114523762A
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- preheating
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- film
- printing
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- 238000007639 printing Methods 0.000 title claims abstract description 106
- 238000004049 embossing Methods 0.000 title claims abstract description 78
- 230000001360 synchronised effect Effects 0.000 title claims abstract description 37
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 24
- 239000002344 surface layer Substances 0.000 claims abstract description 65
- 239000002131 composite material Substances 0.000 claims abstract description 61
- 238000001816 cooling Methods 0.000 claims abstract description 52
- 239000000463 material Substances 0.000 claims abstract description 42
- 239000010410 layer Substances 0.000 claims abstract description 36
- 238000001035 drying Methods 0.000 claims abstract description 27
- 238000007493 shaping process Methods 0.000 claims abstract description 9
- 238000010438 heat treatment Methods 0.000 claims description 68
- 238000009826 distribution Methods 0.000 claims description 35
- 210000002469 basement membrane Anatomy 0.000 claims description 34
- 238000005096 rolling process Methods 0.000 claims description 18
- 229910000831 Steel Inorganic materials 0.000 claims description 12
- 239000010959 steel Substances 0.000 claims description 12
- 230000005540 biological transmission Effects 0.000 claims description 11
- 230000006835 compression Effects 0.000 claims description 11
- 238000007906 compression Methods 0.000 claims description 11
- 238000004804 winding Methods 0.000 description 14
- 238000013329 compounding Methods 0.000 description 13
- 238000007667 floating Methods 0.000 description 13
- 210000004379 membrane Anatomy 0.000 description 13
- 239000012528 membrane Substances 0.000 description 13
- 150000001875 compounds Chemical group 0.000 description 12
- 238000010586 diagram Methods 0.000 description 9
- 238000005034 decoration Methods 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 3
- 239000011229 interlayer Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- -1 7-5 Substances 0.000 description 1
- 229920000877 Melamine resin Polymers 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000003618 dip coating Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000007646 gravure printing Methods 0.000 description 1
- 238000005470 impregnation Methods 0.000 description 1
- 238000010409 ironing Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- JDSHMPZPIAZGSV-UHFFFAOYSA-N melamine Chemical compound NC1=NC(N)=NC(N)=N1 JDSHMPZPIAZGSV-UHFFFAOYSA-N 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000007669 thermal treatment Methods 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F19/00—Apparatus or machines for carrying out printing operations combined with other operations
- B41F19/02—Apparatus or machines for carrying out printing operations combined with other operations with embossing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F13/00—Common details of rotary presses or machines
- B41F13/02—Conveying or guiding webs through presses or machines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F23/00—Devices for treating the surfaces of sheets, webs, or other articles in connection with printing
- B41F23/04—Devices for treating the surfaces of sheets, webs, or other articles in connection with printing by heat drying, by cooling, by applying powders
- B41F23/0403—Drying webs
- B41F23/0406—Drying webs by radiation
- B41F23/0413—Infrared dryers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F23/00—Devices for treating the surfaces of sheets, webs, or other articles in connection with printing
- B41F23/04—Devices for treating the surfaces of sheets, webs, or other articles in connection with printing by heat drying, by cooling, by applying powders
- B41F23/0476—Cooling
- B41F23/0479—Cooling using chill rolls
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41P—INDEXING SCHEME RELATING TO PRINTING, LINING MACHINES, TYPEWRITERS, AND TO STAMPS
- B41P2217/00—Printing machines of special types or for particular purposes
- B41P2217/10—Printing machines of special types or for particular purposes characterised by their constructional features
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Shaping Of Tube Ends By Bending Or Straightening (AREA)
Abstract
The invention discloses a production device for printing and synchronously embossing a connected decorative film, which comprises a film layer unreeling unit, a bottom film unreeling unit, a primary preheating composite unit, a printing unit, a surface layer unreeling unit, a secondary preheating composite unit, a large hot roller unit, a softening processing unit, a synchronous embossing unit, a bottom film reeling unit and a reeling unit which are sequentially arranged in the conveying direction of a decorative film base material, wherein a drying box unit is arranged on the printing unit, and a cooling and shaping unit is arranged at the bottom of the large hot roller unit. The device solves the problem that the prior decorative film production can not realize the synchronous embossing of the on-line printing.
Description
Technical Field
The invention belongs to the technical field of decorative film printing mechanical equipment, and relates to a production device for printing and synchronously embossing a connecting decorative film.
Background
At present, the decorative film is mainly used in the furniture decoration industry, and the traditional decorative film is produced by printing decorative paper with patterns, then performing dip coating treatment by using melamine impregnation liquid, then adhering the decorative film with floor glue such as furniture and the like, and performing procedures such as multilayer stacking embossing on a die press. The traditional decorative film has complex process and extremely high requirement on equipment, and the used adhesive can release harmful gases such as formaldehyde and the like.
Disclosure of Invention
The invention aims to provide a production device for synchronously embossing printing of a connected decorative film, which solves the problem that the existing production of decorative films cannot realize the synchronous embossing of connected printing.
The technical scheme includes that the production device for printing and synchronously embossing the connected decorative film comprises a film layer unreeling unit, a bottom film unreeling unit, a primary preheating compounding unit, a printing unit, a surface layer unreeling unit, a secondary preheating compounding unit, a large hot roller unit, a softening processing unit, a synchronous embossing unit, a bottom film reeling unit and a reeling unit which are sequentially arranged in the conveying direction of a decorative film base material, wherein a drying box unit is arranged on the printing unit, and a cooling and shaping unit is arranged at the bottom of the large hot roller unit.
The present invention is also characterized in that,
the primary preheating composite unit comprises a primary preheating composite rack, a plurality of flattening rollers I are arranged on the primary preheating composite rack, a basement membrane preheating press roller is arranged above the flattening rollers, two basement membrane preheating rollers are sequentially arranged above the basement membrane preheating press roller, the basement membrane preheating roller positioned below is tangent to the basement membrane preheating press roller, a plurality of flattening rollers II are arranged on the lateral sides of the flattening rollers I, a membrane preheating press roller is arranged above one side, close to the flattening rollers I, of the flattening rollers II, three membrane preheating rollers are sequentially arranged above the membrane preheating press roller, the membrane preheating roller positioned below is tangent to the membrane preheating press roller, a primary composite press roller is arranged above the membrane preheating roller positioned above, the primary composite press roller and the three membrane preheating rollers form an inverted S shape, and a primary composite roller is arranged between the primary composite press roller and the basement membrane preheating roller positioned above, the primary composite roller is tangent to the primary composite pressing roller.
The drying box unit comprises a vertical drying box and a horizontal drying box, the horizontal drying box is arranged above the printing unit, and the vertical drying box is arranged on the side face of the printing unit.
The secondary preheats the compound unit and includes that the secondary preheats and is provided with the printing film on the compound frame and preheats the compression roller, the top that the compression roller was preheated to the printing film is provided with a plurality of printing film and preheats the roller, wherein it is tangent with the printing film preheating roller to be close to the printing film preheating roller that the surface course unreeled the unit, the top that the compression roller was preheated to the printing film is provided with the surface course and preheats the compression roller, wherein it is tangent with the surface course preheating roller to be close to the surface course and unreel the surface course of unit, wherein keep away from the printing film preheating roller that the surface course unreeled the unit and keep away from and be provided with the compound compression roller of secondary between the surface course preheating roller that the surface course unreeled the unit, the top of the compound compression roller of secondary is provided with the compound roller of secondary, the compound compression roller of secondary is tangent with the compound roller of secondary.
The large hot roller unit comprises a roller body, two ends of the roller body are respectively provided with an oil inlet shaft and an oil return shaft along the axis of the roller body, the inner wall of the roller body is provided with a heating cavity, the side wall of the oil inlet shaft in the roller body is respectively communicated with one end, close to the oil inlet shaft, of the heating cavity through an oil inlet end oil outlet oil distribution pipe I, an oil inlet end oil return distribution pipe II and one end, far away from the oil inlet shaft, of the heating cavity, the side wall of the oil inlet shaft in the roller body is respectively communicated with one end, far away from the oil inlet shaft, of the heating cavity through an oil outlet end oil outlet oil distribution pipe I, an oil outlet end oil return distribution pipe II and one end, close to the oil return shaft, of the heating cavity, the side wall of the oil return shaft in the roller body is respectively communicated with one end, far away from the oil return shaft, through an oil outlet end oil return distribution pipe I and an oil outlet end oil outlet distribution pipe II.
The softening unit comprises a softening rack, a reversing hot roller is arranged on the softening rack, a plurality of heating rollers are sequentially arranged on one side of the reversing hot roller, and an infrared heating device is arranged above the heating rollers.
The infrared heating device is sequentially provided with an upper heating area, a heating area and a lower heating area from top to bottom.
The synchronous embossing unit comprises an embossing rubber roll, an embossing roller and a back pressure steel roller are respectively arranged on two sides of the embossing rubber roll, one side, away from the embossing rubber roll, of the back pressure steel roller is connected with a synchronizing mechanism, one side, away from the back pressure steel roller, of the synchronizing mechanism is provided with a pressurizing system, and the bottom of one side, away from the embossing rubber roll, of the embossing roller is provided with an embossing transverse fine adjustment device.
The cooling shaping unit comprises a cooling rack, a plurality of small cooling rollers are arranged on the cooling rack, the small cooling rollers are connected with a small cooling roller transmission system, one side of each small cooling roller is provided with a plurality of large cooling rollers, the large cooling rollers are connected with a large cooling roller transmission system, and the plurality of large cooling rollers are arranged in a trapezoidal manner from top to bottom.
The on-line printing synchronous embossing production device for the decorative film has the beneficial effects that the on-line printing synchronous embossing production device can realize on-line printing synchronous embossing treatment and can treat the surface layer of the decorative film; after the secondary preheating of the composite unit, a unique large hot roller unit is adopted for heating treatment, so that the material films after being composited are ensured to be tightly attached together; an efficient softening processing unit is adopted, so that the compounded material film is kept in a softening stage, and a guarantee is provided for subsequent line embossing; the advanced synchronous embossing unit is adopted, so that the technical bottleneck of synchronous embossing of the decorative film connecting line is solved.
Drawings
FIG. 1 is a schematic structural view of a device for printing and synchronously embossing an in-line decorative film according to the present invention;
FIG. 2 is a schematic structural diagram of a film layer unwinding unit in the device for printing and embossing a connecting line decoration film synchronously according to the present invention;
fig. 3 is a schematic structural diagram of a bottom film unwinding unit in the device for printing and synchronously embossing the connecting decorative film according to the present invention;
FIG. 4 is a schematic structural diagram of a primary preheating composite unit in the on-line decoration film printing synchronous embossing production device of the present invention;
FIG. 5 is a schematic structural diagram of a printing unit and a drying box unit in the device for printing and embossing the connecting line decorative film;
FIG. 6 is a schematic structural diagram of a surface layer unwinding unit in the device for printing and embossing the connecting line decorative film synchronously according to the present invention;
FIG. 7 is a schematic structural diagram of a secondary preheating compound unit in the on-line decoration film printing synchronous embossing production device of the present invention;
FIG. 8 is a schematic structural diagram of a large hot roll unit in the on-line decoration film printing synchronous embossing production device of the present invention;
FIG. 9 is a schematic structural diagram of a softening unit in the in-line decoration film printing and embossing apparatus according to the present invention;
FIG. 10 is a schematic view of the infrared heating device of the apparatus for printing and embossing the on-line decorative film in synchronization with the present invention;
FIG. 11 is a schematic structural diagram of a synchronous embossing unit of the in-line decoration film printing synchronous embossing production device of the present invention;
FIG. 12 is a schematic view of a cooling and shaping unit of the in-line decoration film printing and embossing apparatus according to the present invention;
FIG. 13 is a schematic view of a bottom film rolling unit of the apparatus for printing and embossing a decorative film in line in accordance with the present invention;
fig. 14 is a schematic structural view of a winding unit in the printing and simultaneous embossing production device for the wired decorative film of the present invention.
In the figure, 1, a film layer unreeling unit, 2, a bottom film unreeling unit, 3, a primary preheating composite unit, 4, a printing unit, 5, a drying box unit, 6, a surface layer unreeling unit, 7, a secondary preheating composite unit, 8, a large hot roller unit, 9, a softening processing unit, 10, a synchronous embossing unit, 11, a cooling and shaping unit, 12, a bottom film reeling unit and 13, a reeling unit are arranged;
1-1, a double-station unreeling device, 1-2, an unreeling cutter, 1-3, an unreeling press roller, 1-4, a deviation adjusting roller, 1-5, a floating roller, 1-6, an integral deviation correcting device and 1-7, a film layer unreeling rack;
2-1, a bottom film unreeling station I, 2-2, a bottom film unreeling station II, 2-3, a material receiving press roller, 2-4, a deviation correcting device and 2-5, a bottom film unreeling rack;
3-1 of a bottom film, 3-2 of a bottom film preheating press roll, 3-3 of a bottom film preheating roll, 3-4 of a film, 3-5 of a film preheating press roll, 3-6 of a film preheating roll, 3-7 of a primary composite press roll, 3-8 of a primary composite roll, 3-9 of a flattening roll I, and 3-10 of a primary preheating composite rack;
4-1 of a scraper device, 4-2 of an offset adjusting roller I, 4-3 of an ink groove device, 4-4 of transverse register, 4-5 of a servo gear box, 4-6 of an impression device, 4-7 of a water cooling roller device and 4-8 of a printing frame;
5-1, a vertical drying box and 5-2, a horizontal drying box;
6-1, surface layer unreeling stations I, 6-2, surface layer unreeling stations II, 6-3, material receiving compression rollers I, 6-4 and a surface layer unreeling rack;
7-1, printing film layer, 7-2, printing film preheating press roll, 7-3, printing film preheating roll, 7-4, surface layer, 7-5, surface layer preheating press roll, 7-6, surface layer preheating roll, 7-7, secondary composite press roll, 7-8, secondary composite roll and 7-9, secondary preheating composite frame;
8-1, an oil inlet shaft, 8-2, an oil inlet end oil outlet distribution pipe I, 8-3, an oil inlet end oil return distribution pipe I, 8-4, an oil inlet end oil outlet distribution pipe II, 8-5, an oil inlet end oil return distribution pipe II, 8-6, a heating cavity, 8-7, an oil outlet end oil return distribution pipe I, 8-8, an oil outlet end oil outlet distribution pipe I, 8-9, an oil outlet end oil outlet distribution pipe II, 8-10, an oil outlet end oil return distribution pipe II, 8-11, an oil return shaft and 8-12, a roller body;
9-1 of a reversing hot roller, 9-2 of a heating roller, 9-3 of an infrared heating device, 9-4 of an upper heating zone, 9-5 of a middle heating zone, 9-6 of a lower heating zone, and 9-7 of a softening rack;
10-1, an embossing roller, 10-2, an embossing rubber roller, 10-3, a back pressure steel roller, 10-4, a synchronous mechanism, 10-5, a pressurizing system and 10-6, an embossing transverse fine-adjustment device;
11-1. small cooling roller, 11-2. small cooling roller transmission system, 11-3. large cooling roller, 11-4. large cooling roller transmission system, and 11-5. cooling rack;
12-1 of a traction floating roller, 12-2 of a traction roller device, 12-3 of a stripping press roller, 12-4 of a deviation adjusting roller II, 12-5 of a bottom film winding part, 12-6 of a winding floating roller, and 12-7 of a bottom film winding rack;
13-1 rolling press roller, 13-2 rolling cut-off knife, 13-3 rolling station I, 13-4 built-in press roller device, 13-5 rolling station II, 13-6 rolling frame.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
The invention provides a production device for printing and synchronously embossing a connected decorative film, which has a structure shown in figure 1 and comprises a film layer unreeling unit 1, a bottom film unreeling unit 2, a primary preheating compounding unit 3, a printing unit 4, a surface layer unreeling unit 6, a secondary preheating compounding unit 7, a large hot roller unit 8, a softening processing unit 9, a synchronous embossing unit 10, a bottom film reeling unit 12 and a reeling unit 13 which are sequentially arranged in the conveying direction of a decorative film base material, wherein the printing unit 4 is provided with a drying box unit 5, and the bottom of the large hot roller unit 8 is provided with a cooling and shaping unit 11.
As shown in fig. 2, the film unwinding unit 1 comprises a film unwinding frame 1-7, a double-station unwinding device 1-1 is arranged on the film unwinding frame 1-7, a floating roller 1-5, an unwinding pressure roller 1-3 and an unwinding cut-off knife 1-2 are arranged on the film unwinding frame 1-7, a deviation adjusting roller 1-4 is arranged above the floating roller 1-5 and on one side close to the double-station unwinding device 1-1, the unwinding pressure roller 1-3 is arranged below the deviation adjusting roller 1-4 and on one side close to the double-station unwinding device 1-1, the unwinding cut-off knife 1-2 is arranged below the unwinding pressure roller 1-3 and on one side far away from the deviation adjusting roller 1-4, the height of the unwinding cut-off knife 1-2 is between the unwinding pressure roller 1-3 and the floating roller 1-5, an integral deviation correcting device 1-6 is arranged at the bottom of the film unwinding frame 1-7, the deviation adjusting rollers 1-4 can adjust the tightness of the material film on two sides of the unreeling, the floating rollers 1-5 control the unreeling tension through closed loop opening, the integral deviation correcting devices 1-6 ensure that the material film unreeled on the film layer does not deviate, and the film layer unreeling unit 1 is used for unreeling the film layer.
As shown in fig. 3, the base film unwinding unit 2 includes a base film unwinding frame 2-5, a base film unwinding station I2-1 is disposed at the top of the base film unwinding frame 2-5 side by side, the base film unreeling device comprises a base film unreeling station II2-2, a material receiving press roller 2-3 is further arranged on a base film unreeling rack 2-5, the material receiving press roller 2-3 is located below a base film unreeling station I2-1 and a base film unreeling station II2-2 and located between the base film unreeling station I2-1 and a base film unreeling station II2-2, a deviation correcting device 2-4 is arranged at the bottom of the base film unreeling rack 2-5, the material receiving press roller 2-3 can meet the requirement that the double-station base film unreels materials and can also be added with a material film punching mechanism as required, the deviation correcting device 2-4 guarantees that the base film unreeling material film is not deviated, and the base film unreeling unit 2 is used for unreeling the base film.
After the film layer unreeling unit 1 and the base film unreeling unit 2 are respectively preheated by the primary preheating compounding unit 3, the film layer unreeling unit and the base film unreeling unit are attached to the primary compounding rollers 3-8 to complete primary compounding, so that thermal deformation treatment of the film layer before printing is guaranteed.
As shown in figure 4, the primary preheating compound unit 3 comprises a primary preheating compound rack 3-10, a plurality of flattening rollers I3-9 are arranged on the primary preheating compound rack 3-10, a basement membrane preheating press roller 3-2 is arranged above the flattening rollers I3-9, a plurality of flattening rollers I3-9 and the basement membrane preheating press roller 3-2 are arranged in an arc shape, two basement membrane preheating rollers 3-3 are sequentially arranged above the basement membrane preheating press roller 3-2, the two basement membrane preheating rollers 3-3 are arranged up and down, the basement membrane preheating roller 3-3 positioned below is tangent to the basement membrane preheating press roller 3-2, a plurality of flattening rollers II3-11 are arranged on the side of the flattening rollers I3-9, and a membrane preheating press roller 3-5 is arranged above the flattening roller II3-11 close to one side of the flattening rollers I3-9, three film preheating rollers 3-6 are sequentially arranged above the film preheating press rollers 3-5, the film preheating press roll 3-2, the bottom film preheating roll 3-3, the film preheating press roll 3-5 and the film preheating roll 3-6 have heating functions, wherein the film preheating roll 3-6 positioned below is tangent to the film preheating press roll 3-5, the primary composite press roll 3-7 is arranged above the film preheating roll 3-6 positioned above, the primary composite press roll 3-7, the three film preheating rolls 3-6 and the film preheating press roll 3-5 form an inverted S shape, the primary composite roll 3-8 is arranged between the primary composite press roll 3-7 and the bottom film preheating roll 3-3 positioned above, the primary composite roll 3-8 is tangent to the primary composite press roll 3-7. The basement membrane 3-1 is a basement membrane, the membrane layer 3-4 is a white membrane which is easy to deform when heated, after the basement membrane 3-1 passes through a flattening roller I3-9, the basement membrane 3-1 is drawn by a basement membrane preheating press roller 3-2 to enter a basement membrane preheating roller 3-3 for hot ironing treatment; the film layer 3-4 is drawn to the front of the primary composite press roller 3-7 through the film layer preheating press roller 3-5, the easily deformable white film is attached to the bottom film 3-1 by hand, the primary composite press roller 3-7 rolls the white film to the cold width in the hot state, namely, the width is the same as that of the film layer 3-4, and the two films are attached together. When the primary preheating compounding is carried out, the basement membrane 3-1 and the membrane layer 3-4 are preheated by two different preheating rollers, namely a basement membrane preheating roller 3-3 and a membrane layer preheating roller 3-6 respectively, and the material length changes differently due to different heating deformation amounts of materials. Firstly, different speed incremental changes are processed on a basement membrane preheating roller 3-3 and a film layer preheating roller 3-6 mechanically, secondly, the basement membrane preheating roller 3-3, the film layer preheating roller 3-6 and a primary composite roller 3-8 are connected with a high-precision servo motor for driving, and in the heating process, the speed of the basement membrane preheating roller 3-3 and the speed of the film layer preheating roller 3-6 are enabled to be the same at the primary composite roller 3-8 through fine adjustment of the rotating speed of the basement membrane preheating roller 3-3 and the film layer preheating roller 3-6.
As shown in figure 5, the printing unit adopts a gravure printing structure and comprises a printing frame 4-8, an ink tank device 4-3 is arranged on the printing frame 4-8, a transverse register 4-4 is arranged above the ink tank device 4-3, a servo gear box 4-5 is arranged on the opposite side of the transverse register 4-4, a stamping device 4-6 is arranged above the transverse register 4-4, a deviation adjusting roller I4-2 is arranged on the side of the stamping device 4-6, a scraper device 4-1 is arranged below the deviation adjusting roller I4-2 and on one side of the transverse register 4-4, transmission rollers are arranged above and on the side of the printing frame 4-8, and a box type scraper for three-point pneumatic pressure application is adopted by the scraper device 4-1.
The drying box unit 5 comprises a vertical drying box 5-1 and a horizontal drying box 5-2, the horizontal drying box 5-2 is arranged above the printing unit 4, the vertical drying box 5-1 is arranged on the side surface of the printing unit 4, namely the horizontal drying box 5-2 is arranged on a transmission roller above the printing rack 4-8, and the vertical drying box 5-1 is arranged on a transmission roller at the side of the printing rack 4-8; the drying box unit 5 is used for drying and is suitable for water-based ink.
As shown in fig. 6, the surface layer unreeling unit 6 includes a surface layer unreeling frame 6-4, a surface layer unreeling station I6-1 and a surface layer unreeling station II6-2 are arranged at the top of the surface layer unreeling frame 6-4 side by side, a material receiving press roller I6-3 is further arranged on the surface layer unreeling station I6-1 and the surface layer unreeling station II6-2, the material receiving press roller I6-3 is located below the surface layer unreeling station I6-1 and the surface layer unreeling station II6-2 and is located between the surface layer unreeling station I6-1 and the surface layer unreeling station II 6-2; the surface layer unreeling unit 6 is used for unreeling a surface layer.
As shown in fig. 7, the secondary preheating composite unit 7 includes a secondary preheating composite frame 7-9 on which a printing film preheating press roll 7-2 is disposed, a plurality of printing film preheating rolls 7-3 are disposed above the printing film preheating press roll 7-2, the number of printing film preheating rolls 7-3 is 4, wherein the printing film preheating roll 7-3 near the surface layer unwinding unit 6 is tangent to the printing film preheating press roll 7-2, a surface layer preheating press roll 7-5 is disposed above the printing film preheating press roll 7-2, a plurality of surface layer preheating rolls 7-6 are disposed above the surface layer preheating press roll 7-5, the number of surface layer preheating rolls 7-6 is 4, wherein the surface layer preheating roll 7-6 near the surface layer unwinding unit 6 is tangent to the surface layer preheating press roll 7-5, and wherein the printing film preheating roll 7-3 far from the surface layer unwinding unit 6 is tangent to the surface layer preheating roll far from the surface layer unwinding unit 6 7-6, a secondary composite press roll 7-7 is arranged between the two rolls, 7-8 is arranged above the secondary composite press roll 7-7, and the secondary composite press roll 7-7 is tangent to the secondary composite roll 7-8; the printing film preheating press roller 7-2, the printing film preheating roller 7-3, the surface layer preheating press roller 7-5 and the surface layer preheating roller 7-6 have a heating function. The printing film layer 7-1 is used as a new bottom film, the surface layer 7-4 is a surface film which needs to be heated, softened and embossed, the printing film layer 7-1 is pressed against the printing film preheating roller 7-3 by a printing film preheating press roller 7-2, and two surfaces of the bottom film are sequentially preheated to be drawn before secondary compounding; the surface layer 7-4 is pressed by a surface layer preheating press roller 7-5 and a surface layer preheating roller 7-6, two surfaces of the surface film are sequentially preheated and are drawn to the position before secondary compounding, and the two layers of films are secondarily compounded under the pressure action of the secondary compounding press roller 7-7 and the secondary compounding roller 7-8. During secondary preheating compounding, the printing film layer 7-1 and the surface layer 7-4 are preheated by an upper printing film preheating roller 7-3 and a lower printing film preheating roller 7-6 respectively, and the material length changes differently due to different heating deformation of materials; firstly, mechanically processing different speed incremental changes of two groups of printing film preheating rollers 7-3 and surface layer preheating rollers 7-6; secondly, the printing film preheating roller 7-3, the surface layer preheating roller 7-6 and the secondary composite roller 7-8 are all connected with high-precision servo motors, and in the heating process, the rotating speeds of the printing film preheating roller 7-3 and the surface layer preheating roller 7-6 are finely adjusted to enable the speeds of the printing film preheating roller and the surface layer preheating roller to be the same at the secondary composite roller.
The secondary preheating composite unit 7 respectively preheats the surface layer film and the printing film of the surface layer unreeling unit 6, the surface layer film and the printing film are distributed in an upper layer and a lower layer, secondary lamination is completed at the position of a secondary composite roller 7-8, the surface layer preheating roller 7-6 is 4 large hot rollers in an S-shaped layout, cold water is introduced into the first hot roller, and hot water is introduced into the last three hot rollers; the printing film preheating rollers 7-3 are 4 large hot rollers in S-shaped layout, wherein the first hot roller is filled with cold water, the last three hot rollers are filled with hot water, the surface layer preheating rollers 7-6 and the printing film preheating rollers 7-3 are of double-interlayer structures, a medium is guided into the double interlayers through a shaft head on one side and then flows back to a water outlet, so that the preheating effects of the surfaces of the surface layer preheating rollers 7-6 and the printing film preheating rollers 7-3 are uniform and controllable, the surfaces of the surface layer preheating rollers 7-6 and the printing film preheating rollers 7-3 are specially treated, and the heated material film is prevented from being adhered.
As shown in FIG. 8, the large heat roller unit 8 includes a roller body 8-12, an oil inlet shaft 8-1 and an oil return shaft 8-11 are respectively provided at both ends of the roller body 8-12 along the axial center thereof, a heating chamber 8-6 is provided at the inner wall of the roller body 8-12, the side wall of the oil inlet shaft 8-1 located in the roller body 8-12 is respectively communicated with the end of the heating chamber 8-6 close to the oil inlet shaft 8-1 through an oil inlet end oil outlet and distribution pipe I8-2 and an oil inlet end oil return and distribution pipe II8-5, the side wall of the oil inlet shaft 8-1 located in the roller body 8-12 is respectively communicated with an oil inlet end oil return and distribution pipe I8-3, an oil inlet end oil outlet and distribution pipe II8-4 and the end of the heating chamber 8-6 far from the oil inlet shaft 8-1, and the side wall of the oil return shaft 8-11 located in the roller body 8-12 is respectively communicated with the end of the oil outlet shaft I8-8 through an oil outlet and distribution pipe I8-8, The oil outlet end oil return distributing pipe II8-10 is communicated with one end of the heating cavity 8-6 close to the oil return shaft 8-11, and the side wall of the oil return shaft 8-11 in the roller body 8-12 is respectively communicated with one end of the heating cavity 8-6 far away from the oil return shaft 8-11 through the oil outlet end oil return distributing pipe I8-7 and the oil outlet end oil outlet distributing pipe II 8-9. The large hot roller unit 8 adopts a double-layer structure, a hot medium enters an inner pipe from an oil inlet shaft 8-1, two oil inlet end oil outlet oil distribution pipes I8-2 and an oil inlet end oil outlet oil distribution pipe II8-4, an oil inlet end oil return oil distribution pipe I8-3 and an oil inlet end oil return oil distribution pipe II8-5 are respectively arranged at an oil inlet end, and an oil outlet end oil outlet oil distribution pipe I8-8 and an oil outlet end oil outlet oil distribution pipe II8-9, an oil outlet end oil return oil distribution pipe I8-7 and an oil outlet end oil return oil distribution pipe II9-0 are respectively arranged at an oil outlet end. The heat medium circulating through the four inlets and four outlets in the inner tube flows in the heating chamber 8-6, and the heating chamber 8-6 has no flow guide plate along the direction of the roller body. The design of above structure has guaranteed the holistic temperature homogeneity of big hot-roller, and the inside hot medium that leads to of big hot-roller unit 8 is with the material membrane further thermal treatment after the secondary is compound, makes its laminating more firm.
As shown in FIG. 9, the softening unit 9 comprises a softening frame 9-7, a reversing hot roller 9-1 is arranged on the softening frame 9-7, a plurality of heating rollers 9-2 are sequentially arranged on one side of the reversing hot roller 9-1, and an infrared heating device 9-3 is arranged above the heating rollers 9-2; as shown in fig. 10, the infrared heating device 9-3 is provided with an upper heating zone 9-4, a middle heating zone 9-5 and a lower heating zone 9-6 in sequence from top to bottom; the reversing heat roller 9-1 and the heating roller 9-2 have heating functions. The composite material film is heated and reversed by the reversing hot roller 9-1, then enters the heating roller 9-2 and is continuously heated, when the material film is at the heating roller 9-2, the upper infrared heating device 9-3 simultaneously heats and preserves the temperature of the material film to enable the material film to be in a softened state, and the heating temperature control of the infrared heating device 93 is controlled by zones. The softening processing unit 9 preserves the heat of the secondarily compounded material film through a row of heating rollers 9-2 and an infrared heating device 9-3 at the upper part, softens the surface material of the material film, and feeds a heat medium into the row of heating rollers 9-2 and the reversing heating roller 9-1 of the softening processing unit 9 to drag and draw the heated and softened material film to the synchronous embossing unit 10; the upper infrared heating device 9-3 adopts an infrared lamp tube for heating, the heating temperature and range can be controlled in a partitioned mode, the distance from the heating lamp tube to the material film is adjustable, and stepless speed regulation can be achieved for the temperature of the heating tube to meet different temperatures. Finally, the function of softening the material film is achieved.
As shown in fig. 11, the synchronous embossing unit 10 includes an embossing rubber roll 10-2, an embossing roller 10-1 and a back pressure steel roll 10-3 are respectively disposed on two sides of the embossing rubber roll 10-2, one side of the back pressure steel roll 10-3 far away from the embossing rubber roll 10-2 is connected with a synchronous mechanism 10-4, one side of the synchronous mechanism 10-4 far away from the back pressure steel roll 10-3 is provided with a pressurization system 10-5, the bottom of one side of the embossing roller 10-1 far away from the embossing rubber roll 10-2 is transversely provided with an embossing transverse fine adjustment device 10-6, wherein the pressurization system 10-5 is realized by a device capable of generating large pressure such as a hydraulic cylinder, the position of the embossing roller 10-1 is fixed, a quick release structure is adopted, and the embossing rubber roll 10-2 and the back pressure steel roll 10-3 are linked by the synchronous mechanism 10-4, and the same backward and forward are realized, the pressurizing system 10-5 applies pressure to the back pressure steel roller 10-3, the embossing rubber roller 10-2 and the embossing roller 10-1 are pressed against each other, the material film is pressed into corresponding patterns, and the pressurizing system 10-5 can realize coarse and fine adjustment of pressure on both sides of G, M.
As shown in fig. 12, the cooling and shaping unit 11 includes a cooling rack 11-5, a plurality of small cooling rolls 11-1 are arranged on the cooling rack 11-5, the small cooling rolls 11-1 are connected with a small cooling roll transmission system 11-2, one side of the small cooling rolls 11-1 is provided with a plurality of large cooling rolls 11-3, the large cooling rolls 11-3 are connected with a large cooling roll transmission system 11-4, the plurality of large cooling rolls 11-3 are arranged in an upper layer and a lower layer and are trapezoidal, cooling media are introduced into the small cooling rolls 11-1 and the large cooling rolls 11-3 to rapidly cool and shape the embossed material film, the roll diameters of the plurality of small cooling rolls 11-1 and the plurality of large cooling rolls 11-3 realize speed uniformity by increment and increment, the plurality of small cooling rolls 11-1 adopt S-shaped material feeding, two surfaces of the material film are pre-cooled, and a plurality of large cooling rollers 11-3 adopt large S-shaped material feeding to be distributed in two rows and are distributed up and down to further cool and shape the material film.
As shown in fig. 13, the basement membrane rolling unit 12 comprises a basement membrane rolling frame 12-7, a traction floating roll 12-1 is arranged on the basement membrane rolling frame 12-7, a traction roll device 12-2 is arranged on the side of the traction floating roll 12-1, a peeling press roll 12-3 is arranged on one side of the traction roll device 12-2 away from the traction floating roll 12-1, the traction roll device 12-2 is tangent to the peeling press roll 12-3, a rolling floating roll 12-6 is arranged above the traction floating roll 12-1, a deviation adjusting roll II12-4 is arranged above the peeling press roll 12-3, and a basement membrane rolling part 12-5 is arranged above the deviation adjusting roll II 12-4. The decorative film material passing through the printing synchronous embossing unit 10 is drawn by a drawing roller device 12-2 to be rolled and advanced, a peeling press roller 12-3 presses against the decorative film material and peels off the bottom film, and the bottom film enters a bottom film rolling part 12-5 after passing through a deviation adjusting roller 12-4 to be rolled into a large roll.
As shown in fig. 14, the winding unit 13 adopts a double-station non-stop automatic winding frame, and comprises a winding frame 13-6, two winding stations I13-3 and II13-5 arranged side by side are arranged above the winding frame 13-6, a winding press roller 13-1 and a winding cutter 13-2 are arranged on the winding station I13-3, and a built-in press roller device 13-4 is arranged between the winding station I13-3 and the winding station II 13-5. The peeling press roller 12-3 and the traction roller device 12-2 are pressed oppositely, the bottom film is peeled off at the peeling press roller, the finished product material film is rolled to one of the rolling station I13-3 and the rolling station II13-5 through the rolling floating roller 12-6, and the finished product embossed film is rolled into a large roll through the rolling unit 13.
Claims (9)
1. The device for producing the connecting decorative film printing synchronous embossing is characterized by comprising a film layer unreeling unit (1), a bottom film unreeling unit (2), a primary preheating composite unit (3), a printing unit (4), a surface layer unreeling unit (6), a secondary preheating composite unit (7), a large hot roller unit (8), a softening processing unit (9), a synchronous embossing unit (10), a bottom film rolling unit (12) and a rolling unit (13), wherein the film layer unreeling unit, the primary preheating composite unit, the printing unit (4), the drying box unit (5) and the cooling shaping unit (11) are sequentially arranged in the conveying direction of a decorative film base material.
2. The online decorative film printing synchronous embossing production device according to claim 1, wherein the primary preheating composite unit (3) comprises a primary preheating composite frame (3-10), a plurality of flattening rollers I (3-9) are arranged on the primary preheating composite frame (3-10), a basement membrane preheating press roller (3-2) is arranged above the flattening rollers (3-9), two basement membrane preheating rollers (3-3) are sequentially arranged above the basement membrane preheating press roller (3-2), the basement membrane preheating roller (3-3) positioned below is tangent to the basement membrane preheating press roller (3-2), a plurality of flattening rollers II (3-11) are arranged on the side of the flattening rollers I (3-9), a preheating film press roller (3-5) is arranged above one side of the flattening rollers II (3-11) close to the flattening rollers I (3-9), the film preheating device is characterized in that three film preheating rollers (3-6) are sequentially arranged above the film preheating press rollers (3-5), wherein the film preheating rollers (3-6) located below are tangent to the film preheating press rollers (3-5), a primary composite press roller (3-7) is arranged above the film preheating rollers (3-6) located above, the primary composite press roller (3-7) and the three film preheating rollers (3-6) form an inverted S shape, a primary composite roller (3-8) is arranged between the primary composite press roller (3-7) and the bottom film preheating rollers (3-3) located above, and the primary composite roller (3-8) is tangent to the primary composite press roller (3-7).
3. The printing synchronous embossing production device for the in-line decorative film according to claim 1, wherein the drying box unit (5) comprises a vertical drying box (5-1) and a horizontal drying box (5-2), the horizontal drying box (5-2) is arranged above the printing unit (4), and the vertical drying box (5-1) is arranged on the side surface of the printing unit (4).
4. The online printing synchronous embossing production device for the decorative films according to claim 1, wherein the secondary preheating composite unit (7) comprises a secondary preheating composite frame (7-9) provided with a printing film preheating press roller (7-2), a plurality of printing film preheating rollers (7-3) are arranged above the printing film preheating press roller (7-2), the printing film preheating roller (7-3) close to the surface layer unreeling unit (6) is tangent to the printing film preheating press roller (7-2), a plurality of surface layer preheating rollers (7-5) are arranged above the printing film preheating press roller (7-2), a plurality of surface layer preheating rollers (7-6) are arranged above the surface layer preheating press roller (7-5), the surface layer preheating roller (7-6) close to the surface layer unreeling unit (6) is tangent to the surface layer preheating press roller (7-5), a secondary composite compression roller (7-7) is arranged between the printing film preheating roller (7-3) far away from the surface layer unreeling unit (6) and the surface layer preheating roller (7-6) far away from the surface layer unreeling unit (6), a secondary composite roller (7-8) is arranged above the secondary composite compression roller (7-7), and the secondary composite compression roller (7-7) is tangent to the secondary composite roller (7-8).
5. The printing synchronous embossing production device for the in-line decorative film as claimed in claim 1, wherein the large hot roller unit (8) comprises a roller body (8-12), the two ends of the roller body (8-12) are respectively provided with an oil inlet shaft (8-1) and an oil return shaft (8-11) along the axis of the roller body, the inner wall of the roller body (8-12) is provided with a heating cavity (8-6), the side wall of the oil inlet shaft (8-1) in the roller body (8-12) is respectively communicated with one end of the heating cavity (8-6) close to the oil inlet shaft (8-1) through an oil inlet end oil outlet oil distribution pipe I (8-2) and an oil inlet end oil return oil distribution pipe II (8-5), and the side wall of the oil inlet shaft (8-1) in the roller body (8-12) is respectively communicated with an oil inlet end oil return oil distribution pipe I (8-3), The oil inlet end oil outlet oil distribution pipe II (8-4) is communicated with one end of the heating cavity (8-6) far away from the oil inlet shaft (8-1), the side wall of the oil return shaft (8-11) positioned in the roller body (8-12) is communicated with one end of the heating cavity (8-6) close to the oil return shaft (8-11) through the oil outlet end oil outlet oil distribution pipe I (8-8) and the oil outlet end oil return oil distribution pipe II (8-10), and the side wall of the oil return shaft (8-11) positioned in the roller body (8-12) is communicated with one end of the heating cavity (8-6) far away from the oil return shaft (8-11) through the oil outlet end oil return oil distribution pipe I (8-7) and the oil outlet end oil outlet oil distribution pipe II (8-9).
6. The on-line decorative film printing synchronous embossing production device as claimed in claim 1, wherein the softening processing unit (9) comprises a softening frame (9-7), a reversing hot roller (9-1) is arranged on the softening frame (9-7), a plurality of heating rollers (9-2) are sequentially arranged on one side of the reversing hot roller (9-1), and an infrared heating device (9-3) is arranged above the heating rollers (9-2).
7. The in-line decorative film printing synchronous embossing production device as claimed in claim 6, wherein the infrared heating device (9-3) is provided with an upper heating zone (9-4), a middle heating zone (9-5) and a lower heating zone (9-6) in sequence from top to bottom.
8. The online decorative film printing synchronous embossing production device as claimed in claim 1, wherein the synchronous embossing unit (10) comprises an embossing rubber roll (10-2), an embossing roller (10-1) and a back pressure steel roller (10-3) are respectively arranged on two sides of the embossing rubber roll (10-2), one side, far away from the embossing rubber roll (10-2), of the back pressure steel roller (10-3) is connected with a synchronizing mechanism (10-4), one side, far away from the back pressure steel roller (10-3), of the synchronizing mechanism (10-4) is provided with a pressurization system (10-5), and the bottom of one side, far away from the embossing rubber roll (10-2), of the embossing roller (10-1) is provided with an embossing transverse fine adjustment device (10-6).
9. The printing and synchronous embossing production device for the connected decorative films according to claim 1, wherein the cooling and shaping unit (11) comprises a cooling rack (11-5), a plurality of small cooling rollers (11-1) are arranged on the cooling rack (11-5), a small cooling roller transmission system (11-2) is connected to the small cooling rollers (11-1), a plurality of large cooling rollers (11-3) are arranged on one side of the small cooling rollers (11-1), a large cooling roller transmission system (11-4) is connected to the large cooling rollers (11-3), and the plurality of large cooling rollers (11-3) are arranged in a trapezoidal shape with an upper layer and a lower layer.
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| CN202210045083.0A CN114523762B (en) | 2022-01-14 | 2022-01-14 | Synchronous embossing production device for printing connecting decorative film |
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| CN115648800A (en) * | 2022-12-26 | 2023-01-31 | 昆山丽强转移印花有限公司 | Printing equipment is used in processing of PVC membrane |
| CN117774502A (en) * | 2024-02-27 | 2024-03-29 | 烟台市裕同印刷包装有限公司 | Gilt intaglio integral printing equipment of paper packing carton |
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| CN114523762B (en) | 2024-05-28 |
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