CN110588086A - Medium-free printing air bubble film - Google Patents
Medium-free printing air bubble film Download PDFInfo
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- CN110588086A CN110588086A CN201910956336.8A CN201910956336A CN110588086A CN 110588086 A CN110588086 A CN 110588086A CN 201910956336 A CN201910956336 A CN 201910956336A CN 110588086 A CN110588086 A CN 110588086A
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Classifications
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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
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
-
- 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
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
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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
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/34—Layered products comprising a layer of synthetic resin comprising polyamides
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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
- B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
- B32B3/26—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer
- B32B3/30—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer characterised by a layer formed with recesses or projections, e.g. hollows, grooves, protuberances, ribs
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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
- B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
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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
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
- B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
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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
- B32B2307/00—Properties of the layers or laminate
- B32B2307/40—Properties of the layers or laminate having particular optical properties
- B32B2307/402—Coloured
- B32B2307/4023—Coloured on the layer surface, e.g. ink
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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
- B32B2439/00—Containers; Receptacles
Landscapes
- Laminated Bodies (AREA)
Abstract
The invention belongs to the technical field of plastic packaging materials, and relates to a medium-free printing bubble film, which comprises a main structure of a bubble film layer, a flat film layer and a printing layer, wherein the bubble film layer and the flat film layer are bonded together in a gapless manner, and the printing layer is arranged on one side of the flat film layer, which is far away from the bubble film layer, in a gapless sealing manner; the printing layer is composed of ink with character or pattern information, and the printing layer is directly printed or smeared on the surface of the flat membrane layer; the printing layer is directly arranged on the surface of the flat film layer of the air bubble film, the printing layer is firmly and clearly attached, a printing medium layer is omitted, and the air bubble film is low in production input cost, small in material consumption, simple in process and environment-friendly in application.
Description
The technical field is as follows:
the invention belongs to the technical field of plastic packaging materials, and relates to a medium-free printing bubble film, wherein a printing layer is directly arranged on the bubble film, so that printing medium layers are reduced, the production cost is reduced, and the resource waste is reduced.
Background art:
at present, the express industry develops very rapidly, almost everyone likes to buy things on the internet, after the things are mailed, the things are usually wrapped by a bubble film to prevent the things from being damaged in the transportation process, and the bubble film is waterproof and anti-falling and is the first choice of wrapping materials because the bubble film is light in texture; the existing bubble film is generally a double-layer single-sided bubble film (one side is a bubble film layer, and the other side is a flat film layer), the bubble film is a plastic packaging material with light texture, good transparency, no toxicity and no odor, and the double-layer single-sided bubble film is also the bubble film with the largest consumption and the lowest price at present. As a packaging material, commodity information and the like are usually required to be printed on the surface of the packaging material, bubbles can be broken and are not clear when the surface of a bubble film is directly printed by a common plastic film printing method, and the existing bubble film mainly adopts medium printing, wherein a printing layer is printed on a medium layer, then the medium layer is bonded with the bubble film in a heat sealing or bonding mode, and finally the printing effect is realized. For example, chinese patent 201721028101.5 discloses a bubble wrapping bag, wherein a flat transparent printing film is fixed on the surface of a bubble film bag body, the transparent printing film is easy to print characters, the printed characters are clear, and the recyclable mark is easy to print on the surface of the bubble film bag body; chinese patent 201620445936.X discloses an outer packaging composite film of a die roll, wherein an inner substrate is a bubble film or pearl wool, which can play a role of rain protection and moisture protection by adopting a composite film packaging mode, aluminizers at the top and the bottom of the composite film can prevent ultraviolet rays from damaging the film, and a printing layer arranged above the substrate can be used for printing product information such as specification of a PET film, so that the classified storage is convenient; in the prior art, a thin film medium layer for printing product information and the like is additionally arranged on a bubble film, so that the defects of high production input cost, large material consumption, resource waste and the like exist; at present, a medium-free printing bubble film which is directly printed with product information on the surface of the bubble film without additionally arranging a thin film medium layer does not exist.
The invention content is as follows:
the invention aims to overcome the defects in the prior art and provides the bubble film which is printed with clear text or pattern information directly on the surface of the bubble film without printing a dielectric layer, so that the raw material consumption is saved and the resource waste is reduced.
In order to achieve the purpose, the main structure of the medium-free printing bubble film comprises a bubble film layer, a flat film layer and a printing layer, wherein the bubble film layer and the flat film layer are bonded together in a gapless mode, and the printing layer is arranged on one side, far away from the bubble film layer, of the flat film layer in a gapless sealing mode.
The printing layer is composed of ink with character or pattern information, the printing layer is directly printed or coated on the surface of the flat membrane layer, the characters or patterns of the printing layer with non-uniform structure and thickness are clear and do not deform, and the printing layer is continuous, regular and not easy to wear.
The foam film layer is of a plastic film structure with a plurality of bulges on the surface, the direction of the uniformly arranged bulges is consistent, the height of the bulges is more than or equal to 1mm, the border distance between the bulges is more than or equal to 0.01mm, the bulges are in the shape of one or a combination of more than one of a circle, a square, a heart, a diamond, a pentagram, an ellipse, a polygon and an irregular shape, and the thickness of the plastic film structure of the foam film layer is more than or equal to 0.002 mm.
A closed pressure space is formed between the bulges on the foam film layer and the flat film layer, and the bulges are filled with air, so that the foam film has good buffering, shock-resistant and pressure-resistant capabilities, can protect products in a package from being broken or cracked, and has good protection capabilities.
The flat film layer is a plane plastic film structure with a smooth surface, the thickness of the flat film layer is more than or equal to 0.002mm, and the thicknesses of the plastic film structures of the flat film layer and the bubble film layer can be equal or unequal.
The invention relates to a foam film layer and a flat film layer which are made of main raw materials and auxiliary materials, wherein the main raw materials are polyethylene, polyamide or polypropylene, and the auxiliary materials mainly comprise an anti-adhesive agent, a slipping agent, a plasticizer, a heat stabilizer, an antioxidant, an antistatic agent, a coloring agent and a processing aid.
The ink of the printing layer is water-based ink, solvent ink, UV ink, organic ink, inorganic ink or anti-counterfeiting ink.
Compared with the prior art, the printing layer is directly arranged on the surface of the flat film layer of the air bubble film, the printing layer is firmly and clearly attached, a printing medium layer is omitted, and the air bubble film is low in production input cost, small in material consumption, simple in process and environment-friendly in application.
Description of the drawings:
fig. 1 is a schematic view of the structural principle of the media-free printing bubble film according to the present invention.
FIG. 2 is a schematic block diagram of the process flow of the preparation method of the media-free printing bubble film.
FIG. 3 is a schematic diagram of the general structural principle of the production equipment of the non-medium printing bubble film related to the invention.
Fig. 4 is a schematic diagram of the structural principle of the section B-B of the charging barrel related to the invention.
FIG. 5 is a schematic view of the main structure of the bubble film forming roller according to the present invention.
FIG. 6 is a schematic view of the cross-sectional structure of an air bubble film forming roller A-A according to the present invention.
FIG. 7 is a schematic view of the principle of the A-surface structure of the air suction disk according to the present invention.
FIG. 8 is a schematic view of the B-side structure of the air suction plate according to the present invention.
FIG. 9 is a schematic view of the ink container of the present invention.
Fig. 10 is a schematic view of the structure of the drying apparatus according to the present invention.
The specific implementation mode is as follows:
the present invention will be described in detail below with reference to specific embodiments and accompanying drawings.
Example 1:
the medium-free printing bubble film related to the embodiment is produced by medium-free printing bubble film production equipment and a preparation method thereof, and the main structure of the medium-free printing bubble film comprises a bubble film layer 29, a flat film layer 30 and a printing layer 32; the bubble film layer 29 is a plastic film structure with a plurality of bulges 61 on the surface, the directions of the uniformly arranged bulges 61 are consistent, the heights of the bulges 61 are more than or equal to 1mm, the border distance between the bulges 61 is more than or equal to 0.01mm, the bulges 61 are in the shape of one or a combination of a plurality of circular, square, heart-shaped, diamond, pentagram-shaped, oval, polygon and irregular shapes, and the thickness of the plastic film structure of the bubble film layer 29 is more than or equal to 0.002 mm; the flat film layer 30 is a flat plastic film structure with a smooth surface, the thickness of the flat film layer is more than or equal to 0.002mm, and the thicknesses of the plastic film structures of the flat film layer 30 and the bubble film layer 29 can be equal or unequal; the bubble film layer 29 and the flat film layer 30 are bonded together in a gapless manner, a closed pressure space is formed between the bulge 61 on the bubble film layer 29 and the flat film layer 30, and air is filled in the bulge 61, so that the bubble film has good buffering, anti-seismic and anti-pressure capabilities, can protect products in a package from being broken or cracked, and has good protection capability; the printing layer 32 is arranged on one side, far away from the bubble film layer 29, of the flat film layer 30 in a gapless sealing mode, the printing layer 32 is composed of ink with character or pattern information, the characters or patterns of the printing layer 32 can be trademarks, addresses, websites, numbers, Chinese characters, English, telephones, bar codes, one-dimensional codes, two-dimensional codes, expression patterns or other patterns, the printing layer 32 is directly printed or smeared on the surface of the flat film layer 30, the characters or patterns of the printing layer 32 with non-uniform structure and thickness are clear and do not deform, and the characters or patterns are continuous, regular and not easy to wear;
the printing layer 32 related to the embodiment is formed by extruding the plastic template 18 with the ink 34 and engraved with characters or patterns on the surface through the printing roller 14 and the air bubble film forming roller 12 in the material forming stage in the air bubble film production process, and in the printing process, because the protrusions 61 on the surface of the forming air bubble film layer 29 are arranged in the air bubble forming holes 35 of the air bubble film forming roller 12, the pressure is uniform when the air bubble film forming roller 12 and the printing roller 14 extrude the plastic template 18, the ink 34 can be uniformly adhered to the surface of the flat film layer 30, so that the characters or patterns of the printing layer 32 are clear and do not deform, and are continuously regular and are not easy to wear;
the foam film layer 29 and the flat film layer 30 according to the embodiment comprise main raw materials and auxiliary materials, wherein the main raw materials are polyethylene, polyamide or polypropylene, and the auxiliary materials mainly comprise an anti-adhesive agent, a slipping agent, a plasticizer, a heat stabilizer, an antioxidant, an antistatic agent, a coloring agent and a processing aid; the bubble film produced by using polyethylene as a raw material has low cost and low energy consumption in product processing; the bubble film produced by using polyamide as a raw material has strong tearing resistance and strong bubble pressure resistance; the bubble film produced by using polypropylene as a raw material has high transparency and smooth surface; the anti-adhesive agent can ensure that adjacent non-medium printing bubble films are not easy to adhere together and are easy to separate under the conditions of heating and pressing; the slipping agent can reduce the friction between bubble films and between the bubble films and articles; the plasticizer can increase the flowability of the raw material of the bubble film in the production and processing process and improve the flexibility of the bubble film; the heat stabilizer can prevent the air bubble film from aging and decomposing under the condition of high temperature; the antioxidant can effectively prevent or retard the oxidation of the bubble film and prolong the service life of the bubble film; when the antistatic agent is used for packaging some special articles (such as electronic products, chips and the like), the generation of static electricity and the damage to the articles are avoided; the coloring agent is used for producing a colored bubble film, the bubble film can be made into black to be used for packaging some products (such as food and tea) needing light shielding, and the bubble film can be made into white, red or yellow to be used as a personalized packaging material for packaging some high-end products (such as cosmetics and toys) to improve the grade and visual effect of the products; the processing aid can improve the fluidity of a molten raw material in the bubble film processing process, improve the processing efficiency, improve and stabilize the quality of the bubble film, reduce the energy consumption and prolong the service life of equipment;
the ink of the printing layer 32 according to the present embodiment is water-based ink, solvent ink, UV ink, organic ink, inorganic ink, or forgery prevention ink; when the requirements on the grade of the packaging material are not high (such as in the logistics industry), the aqueous ink with lower production cost is selected; when the characters or patterns on the surface of the packaging material are required to resist friction (such as in the metal product industry), solvent ink with high adhesive force is selected; when the requirement on the environmental protection degree of the packaging material is higher (such as the food and drug industry), the UV ink without volatile substances is selected; when the requirements on the color types and visual effects of characters or patterns on the packaging material are high (such as in the toy industry), organic ink is selected; when the packaging material is required to be stored in the open air, the inorganic ink with good sun resistance, heat resistance and weather resistance is selected; when the anti-counterfeiting function is required to be added to the packaging material, the anti-counterfeiting ink with the anti-counterfeiting function is selected.
The no medium printing bubble membrane that this embodiment relates to can be applicable to each trade, can satisfy the demand of different trades to the bubble membrane through the flat rete that changes the bubble membrane and the main and auxiliary materials and the black kind of bubble rete.
The method for preparing the medium-free printing bubble film is realized in medium-free printing bubble film production equipment, the medium-free printing bubble film production equipment is formed by a conventional bubble film production device and a printing device in a matching mode, printing is carried out through the printing device in the bubble film production process, and the specific production process flow is as follows:
(1) and (3) starting equipment: pouring a proper amount of ink 34 into an ink container 16, starting a circulating pump 162, a temperature controller I171, an ink amount controller 172 and a viscosity controller 173, pasting a plastic template 18 engraved with character or pattern information onto a printing roller 14, starting a temperature control device to heat a cylinder 6, a filter 7, a connecting pipe 8 and a die head 9, wherein the cylinder 6 is heated in 3 sections, the temperature of the 1 section, the 2 section, the 3 section and the 1 section is 140-170 ℃ from the cylinder 6 to the filter 7 direction, the temperature of the 2 section is 150-190 ℃, the temperature of the 3 section is 210-230 ℃, the temperature of the filter 7 is 220-230 ℃, the temperature of the connecting pipe 8 is 220-230 ℃, the temperature of the die head 9 is 240-260 ℃, and after reaching the heating temperature, starting a screw 55, a bubble film forming roller 12, the printing roller 14, an ink roller 15, a traction roller I21, a traction roller II 22, a traction roller II, The winding shaft 23, the negative pressure air pump 57, the circulating cooling water pump device 58 and the drying device;
(2) heating materials: putting a material 28 into a hopper 3, feeding the material 28 into a charging barrel 6 from the hopper 3, pushing the material 28 towards a filter 7 by a screw 55 in the charging barrel 6, absorbing heat of the charging barrel 6 by the material 28 in the pushing process, enabling the melted material 28 to reach the filter 7, heating the material 28 by the filter 7 and filtering impurities in the material 28, enabling the material 28 to reach the interior of a die head 9 through a connecting pipe 8, and further heating the material 28 by the connecting pipe 8 and the die head 9;
(3) material molding: after reaching the inside of the die head 9, the material 28 respectively flows out of two layers of thin films from a die opening I10 and a die opening II 11 in a sheet shape, the two layers of thin films are sequentially contacted with a bubble film forming roller 12, a bubble film layer 29 is contacted with the bubble film forming roller 12 firstly, the bubble film layer 29 can be adsorbed and deformed under the action of negative pressure of a bubble forming hole 35 on the surface of the bubble film forming roller 12 and a small air hole 36 at the bottom of the hole to form a plurality of bulges 61, a flat film layer 30 is contacted with the bubble film forming roller 12 later, the flat film layer 30 directly flows onto the bubble film layer 29 and is adhered with the bubble film layer 29 to form a bubble film 31, the flat film layer 30 and the bubble film layer 29 jointly rotate along with the bubble film forming roller 12 and simultaneously transfer heat to the bubble film forming roller 12, and the bubble film forming roller 12 transfers heat to circulating cooling water 40;
(4) printing: when the material 28 forms the bubble film 31 on the bubble film forming roller 12, the printing device arranged on the side of the surface of the bubble film forming roller 12 with the material 28 prints the surface of the flat film layer 30 of the formed bubble film 31; the printing roller 14 and the ink roller 15 of the printing device share a servo motor, the contact times of the plastic template 18 on the printing roller 14 and the bubble film forming roller 12 are adjusted by manually setting the rotation speed of the servo motor and the waiting time, so as to adjust the space between characters or patterns printed on the flat film layer 30, when the plastic template 18 on the printing roller 14 rotates to the position between the printing roller 14 and the ink roller 15, the printing roller 14 and the ink roller 15 continue to rotate, because the plastic template 18 is pressed by the printing roller 14 and the ink roller 15, the ink 34 on the surface of the plastic template 18 is dipped on the ink roller 15, when the plastic template 18 rotates to be in contact with the bubble film forming roller 12, the printing roller 14 and the ink roller 15 stop rotating, when the waiting time reaches the set time, the printing roller 14 and the ink roller 15 continue to rotate, and when the plastic template 18 rotates to be in contact with the bubble film forming roller 12, the bubble film forming roller 12 and the printing roller 14 continue to rotate to press the plastic template 18, so that the ink 34 on the On the flat film layer 30 on the surface of the shaping roller 12, because the bulges 61 of the bubble film layer 29 being formed are arranged inside the bubble forming holes 35 of the bubble film forming roller 12, the pressure is uniform when the bubble film forming roller 12 and the printing roller 14 press the plastic template 18, and the bulges 61 are not crushed, the ink 34 can be uniformly attached to the surface of the flat film layer 30, so that the characters or patterns of the printing layer 32 are clear; in the printing process, the temperature of the forming bubble film 31 is more than or equal to 40 ℃, and the synchronous rotating speed of the bubble film forming roller 12 and the printing roller 14 is 0-30 meters per minute;
when characters or patterns with various colors are required to be produced, a bubble film forming roller 12 with a large enough circular cross section diameter and a printing device consisting of a printing roller 14 with a small circular cross section diameter and an ink roller 15 are adopted, the number of the printing devices corresponding to the bubble film forming roller 12 is increased, the printing devices are arranged in a radial annular mode by taking the bubble film forming roller 12 as the center, the printing devices are mutually independent, the colors of the inks 34 of the printing devices are the same or different, and the characters or the patterns on the surface of a plastic template 18 of the printing device are the same or different; in the production process, the ink 34 with different colors or the same color can be poured into the ink containers 16 of the mutually independent printing devices according to the requirements of products, and the running and waiting time of each set of printing devices can be respectively controlled, so as to achieve the aim of producing continuous and regular medium-free printing bubble films with different colors and/or different characters or patterns;
(5) and (3) ink drying: with the rotation of the bubble film forming roller 12, the bubble film 31 printed with the printing layer 32 is separated from the bubble film forming roller 12 and reaches the dryer 192 through a bubble film guide roller I197, and ink drying modes are selected according to the type of ink 34 used for the printing layer 32, wherein one mode is that air conveyed by a fan 192 is heated through a heater II 194, the heated air enters the dryer 192 so as to rapidly dry and solidify the printing layer 32 on the surface of the flat film layer 30, and the other mode is that a curing lamp 193 is turned on to rapidly dry and solidify the printing layer 32 on the surface of the flat film layer 30 through light irradiation, and the dried ink 34 is adhered to the surface of the flat film layer due to the chemical and physical properties of the ink 34;
(6) winding: along with the rotation of the drawing roller I21 and the drawing roller II 22, the bubble film 31 printed with the printing layer 32 leaves the dryer 192 and reaches the middle of the drawing roller I21 and the drawing roller II 22 through the bubble film guide roller II 20, and along with the rotation of the winding shaft 23, the bubble film 31 printed with the printing layer 32 leaves the drawing roller I21 and the drawing roller II 22 and is wound into a bubble film roll 33 by the winding shaft 23, so that the preparation of the medium-free printing bubble film is completed.
The major structure of the non-medium printing bubble film production equipment comprises a bubble film production device, a printing device and a drying device, and the major structure of the bubble film production device comprises a motor 1, a speed reducer 2, a hopper 3, a heater 4, a temperature sensor 5, a charging barrel 6, a filter 7, a connecting pipe 8, a die head 9, a die opening I10, a die opening II 11, a bubble film forming roller 12, an air suction disc 13, a connecting rod 19, a bubble film guide roller II 20, a traction roller I21, a traction roller II 22, a winding shaft 23, a plane bearing, a spring 50, a limiter 51, a machine frame I26 and a machine frame II 27; the main structure of the printing device comprises a printing roller 14, an ink roller 15, an ink container 16, an ink scraper 17 and a plastic template 18; the main structure of the drying device comprises a fan 191, a dryer 192, a curing lamp 193, a heater II 194, an air temperature sensor 195, a temperature controller II 196 and a bubble film guide roller I197; the motor 1 is connected with the speed reducer 2 through a belt pulley 25 and a belt 24; the speed reducer 2 is fixedly arranged on one side of the charging barrel 6, and the speed reducer 2 is fixedly connected with the charging barrel 6 through a flange; the hopper 3 is arranged on the upper surface of one side of the charging barrel 6 close to the speed reducer 2, and the materials 28 in the hopper 3 flow downwards and fall into the charging barrel 6; the heaters 4 are uniformly arranged on the material barrel 6 in sections and used for heating the material 28 in the material barrel 6; the temperature sensors 5 are uniformly arranged on the charging barrel 6 in a segmented manner and are used for measuring the temperature of the charging barrel 6; a screw 55 is arranged in the charging barrel 6, the screw 55 is matched and connected with the speed reducer 2, the speed reducer 2 drives the screw 55 to rotate, and the other end of the charging barrel 6 is connected with the filter 7; the filter 7 is used for filtering impurities in the materials; one end of the connecting pipe 8 is connected with the filter 7, and the other end of the connecting pipe 8 is connected with the die head 9; the bottom of the die head 9 is provided with a die opening I10 and a die opening II 11; the surfaces of the filter 7, the connecting pipe 8 and the die head 9 are provided with heating sheets and temperature sensors; the bubble film forming roller 12 is of a metal roller structure with a circular cross section and is positioned below the die orifice I10 and the die orifice II 11, the bubble film forming roller 12 comprises an outer shell 53 and an inner wall 39, the surface of the outer shell 53 is provided with bubble forming holes 35 which are uniformly distributed at equal intervals, the bottom of each bubble forming hole 35 is provided with a small air hole 36, the diameter of each small air hole 36 is about 0.5mm-1.5mm, a negative pressure air channel 37 is arranged between the outer shell 53 and the inner wall 39 and communicated with the small air holes 36, the middle of each negative pressure air channel 37 is provided with an air channel partition plate 38, a cylinder formed by the inner wall 39 is internally provided with circulating cooling water 40, two sides of the bubble film forming roller 12 are respectively provided with a main shaft 47, each main shaft 47 is a hollow metal round pipe, and the cooling water 40 flows in from the main shaft 47 on one side and; the structure of the air suction disc 13 is a solid metal disc with the thickness of 20-40mm, a B surface 46 of the air suction disc is attached to the side surface of the bubble film forming roller 12 inwards, an A surface 45 of the air suction disc faces outwards, a bearing 43 is arranged in the center of the air suction disc 13, the diameter of an inner hole 44 of the bearing 43 is equal to the outer diameter of a main shaft 47 of the bubble film forming roller 12, the air suction disc 13 is sleeved on the main shaft 47 of the bubble film forming roller 12, the inner hole 44 of the bearing 43 is tightly matched with the main shaft 47 of the bubble film forming roller 12 without a gap, the A surface 45 of the air suction disc is provided with an air suction hole A41, a B surface 46 of the air suction disc is provided with an air suction hole B42, an air suction hole A41 is communicated with an air suction hole B42, the air suction hole A41 is circular, an air suction hole B42 is arc-shaped, the arc-shaped circle center of the inner wall 39, the inner circle center of, the H2 size of the air suction port B42 is 2mm-4mm larger than the H1 size of the negative pressure air channel 37, the midpoint of the H1 and the H2 is the same point, the air suction port A41 is connected with the negative pressure pipeline 56, the air suction port B42 is communicated with the negative pressure air channel 37, and the air suction disc 13 is fixedly connected with the machine frame II 27 through the connecting rod 19; the plane bearing is arranged on the outer side of the air suction disc 13 and is provided with a plane bearing A surface 48 and a plane bearing B surface 49, steel balls 54 are arranged between the plane bearing A surface 48 and the plane bearing B surface 49, the plane bearing B surface 49 is attached to the air suction disc 13, and the plane bearing A surface 48 is attached to the spring 50; the spring 50 is arranged on the outer side of the plane bearing A surface 48, one side of the spring 50 is attached to the plane bearing A surface 48, the other side of the spring 50 is provided with a stopper 51, the stopper 51 is fixed on the spindle 47 of the bubble film forming roller 12, and the spring 50 simultaneously generates pressure on the stopper 51 and the plane bearing A surface 48; when the bubble film forming roller 12 rotates, the limiter 51, the spring 50, the plane bearing A surface 48 and the steel balls 54 rotate along with the bubble film forming roller 12, the connecting rod 19, the air suction disc 13 and the plane bearing B surface 49 are static, the air suction disc B surface 46 is tightly attached to the side surface of the bubble film forming roller 12 due to the action of the spring 50, the air suction port B42 just covers the negative pressure air channel 37, the air suction port A41 is connected with the negative pressure pipeline 56, and negative pressure is arranged in the bubble forming hole 35 due to the communication of the air suction port A41, the air suction port B42, the negative pressure air channel 37, the small air holes 36 and the bubble forming hole 35; when the material 28 respectively flows out of two layers of thin films from the die orifice I10 and the die orifice II 11 in a sheet shape, the two layers of thin films are sequentially contacted with the bubble film forming roller 12, the bubble film layer 29 is contacted with the bubble film forming roller 12 firstly, the bubble film layer 29 can be adsorbed and deformed by the negative pressure action of the bubble forming holes 35 on the surface of the bubble film forming roller 12 and the small air holes 36 at the bottom of the holes to form a plurality of bulges 61, the flat film layer 30 is contacted with the bubble film forming roller 12 later, the flat film layer 30 directly flows onto the bubble film layer 29 and is adhered with the bubble film layer 29 to form a bubble film 31, and the bubble film 31 rotates together with the bubble film forming roller 12; the bubble film guide roller II 20 is of a metal roller structure with a circular cross section and is used for stabilizing and guiding the movement of the bubble film 31; the drawing roller I21 and the drawing roller II 22 are both of a metal roller structure with a circular cross section, the drawing roller I21 and the drawing roller II 22 are horizontally arranged, the rotating directions of the drawing roller I21 and the drawing roller II 22 are opposite, when the bubble film 31 passes through the bubble film guide roller II 20 and reaches the middle of the drawing roller I21 and the drawing roller II 22, the drawing roller I21 and the drawing roller II 22 extrude and clamp the bubble film 31, and simultaneously, the drawing roller I21 and the drawing roller II 22 rotate oppositely at a constant speed to guide the movement of the bubble film 31; the winding shaft 23 is of a roller structure with a circular cross section and is used for driving the bubble film 31 to be wound into a bubble film roll 33; the machine frame I26 is positioned below the charging barrel 6 and used for respectively supporting the charging barrel 6, the speed reducer 2, the filter 7 and the connecting pipe 8; the machine frame II 27 is positioned below the bubble film forming roller 12 and is used for supporting the bubble film forming roller 12, the printing roller 14 and the ink container 16; the air bubble film forming roller 12, the traction roller I21, the traction roller II 22 and the winding shaft 23 are controlled to be opened and closed by motors connected with the air bubble film forming roller, the traction roller I21, the traction roller II 22 and the winding shaft 23 respectively;
the printing device related to the embodiment is positioned at one side of the surface of the bubble film forming roller 12 in the bubble film production device, wherein the surface is provided with materials, and the ink container 16 is of an open cylinder or square cylinder structure; the ink roller 15 is of a metal roller structure with a circular cross section, the ink roller 15 is arranged in the ink container 16, and the bottom of the ink roller 15 is immersed in the ink 34 and can freely rotate in the ink container 16; the blade part of the ink scraper 17 is attached to the surface of the ink roller 15, the blade back part of the ink scraper 17 is fixed on a machine frame II 27 through metal angle iron, when the ink roller 15 rotates, a small amount of ink is printed and attached to the surface of the ink roller 15, and redundant ink is scraped by the ink scraper 17; the printing roller 14 is of a metal roller structure with a circular cross section, and a plastic template 18 is adhered to the surface of the printing roller 14; the plastic template 18 is elastic plastic with characters or pattern information engraved on the surface, and the plastic template 18 is adhered and fixed on the surface of the printing roller 14 and rotates along with the rotation of the printing roller 14; the distance between the printing roller 14 and the ink roller 15 is just enough to extrude the plastic template 18; the printing roller 14 is positioned on one side of the surface of the air bubble film forming roller 12 with materials, the space between the printing roller 14 and the air bubble film forming roller 12 just can extrude the plastic template 18 to complete printing, the rotating direction of the printing roller 14 is opposite to the rotating direction of the air bubble film forming roller 12, the rotating direction of the ink roller 15 is also opposite to the rotating direction of the printing roller 14, the rotating traveling speeds of the printing roller 14 and the ink roller 15 are the same as the rotating traveling speed of the air bubble film forming roller 12, the printing roller 14 and the ink roller 15 share one servo motor, the rotating speeds of the printing roller 14 and the ink roller 15 adjust the contact times of the plastic template 18 and the air bubble film forming roller 12 by manually setting the rotating speed and the waiting time of the servo motor, thereby adjusting the space between characters or patterns printed on the film layer 30, when the plastic template 18 on the printing roller 14 rotates between the printing roller 14 and the ink roller 15, the printing roller 14 and the ink roller 15 continue to, as the plastic template 18 is squeezed by the printing roller 14 and the ink roller 15, the surface of the plastic template 18 is stained with the ink 34 on the ink roller 15, when the plastic template 18 rotates to be in contact with the bubble film forming roller 12, the printing roller 14 and the ink roller 15 stop rotating, when the waiting time reaches the set time, the printing roller 14 and the ink roller 15 continue rotating, and when the plastic template 18 rotates to be in contact with the bubble film forming roller 12, the bubble film forming roller 12 and the printing roller 14 continue rotating to squeeze the plastic template 18 so that the ink on the surface of the plastic template 18 is stained on the flat film layer 30 on the surface of the bubble film forming roller 12;
the main structure of the ink container 16 according to the present embodiment includes an oil tank 161, a circulation pump 162, an ink tank i 163, an ink tank ii 164, an ink amount sensor 165, a viscometer 166, a diluent box 167, a heater i 168, a refrigerator 169, an ink temperature sensor 170, a temperature controller i 171, an ink amount controller 172, a viscosity controller 173, an ink tank solenoid valve i 174, an ink tank solenoid valve ii 175, a diluent box solenoid valve 176, a circulation pipe 177, and a displacement valve 178; an ink temperature sensor 170, a viscometer 166 and an ink quantity sensor 165 are arranged in the oil container 161, a heater I168 and a refrigerator 169 are arranged at the bottom of the oil container 161, and a circulating pipeline 177 is connected to the bottom of the oil container 161; the ink temperature sensor 170 is connected with the input end of a temperature controller I171, the output end of the temperature controller I171 is respectively connected with a heater I168 and a refrigerator 169, the ink temperature sensor 170 can detect the temperature of the ink 34 and transmit a temperature signal to the temperature controller I171, and the temperature controller I171 controls the opening and closing of the heater I168 and the refrigerator 169 according to the set temperature and the currently detected temperature, so as to finally realize the control of the temperature of the ink 34; the viscometer 166 is connected with the input end of a viscosity controller 173, the output end of the viscosity controller 173 is respectively connected with an ink storage box solenoid valve I174 and a diluent box solenoid valve 176, the ink storage box solenoid valve I174 is fixedly connected with an ink storage box I163 through a pipeline, the diluent box solenoid valve 176 is fixedly connected with a diluent box 167 through a pipeline, the viscometer 166 can detect the viscosity of the ink 34 and transmit a viscosity signal to the viscosity controller 173, and the viscosity controller 173 controls the opening and closing of the ink storage box solenoid valve I174 and the diluent box solenoid valve 176 according to the set viscosity and the currently detected viscosity, so as to control the outflow and stop of the ink 34 and the diluent, and finally realize the control of the viscosity of the ink 34; the ink quantity sensor 165 is connected with the input end of the ink quantity controller 172, the output end of the ink quantity controller 172 is connected with the ink storage box solenoid valve II 175, the ink storage box solenoid valve II 175 is fixedly connected with the ink storage box II 164 through a pipeline, the ink quantity sensor 165 can detect the quantity of ink and transmit an ink quantity signal to the ink quantity controller 172, and the ink quantity controller 172 controls the opening and closing of the ink storage box solenoid valve II 175 according to the set ink quantity and the currently detected ink quantity, so that the outflow and the stop of the ink 34 are controlled, and finally the ink quantity in the oil quantity container 161 is controlled; the circulation pump 162 is located in the middle of the circulation pipe 177, and the ink 34 in the oil tank 161 is circulated by the continuous operation of the circulation pump 162, so that the viscosity and temperature of the ink 34 can be uniform, and the sediment in the ink 34 can be prevented; the ink storage box I163 and the ink storage box II 164 are filled with ink 34 with untuned viscosity; the diluent box 167 is filled with diluent; a discharge valve 178 is further provided on the circulation duct 177, and the discharge valve 178 is used for discharging the ink 34 in the ink volume container 161;
the drying device related to the embodiment is positioned at the side without material on the surface of the bubble film forming roller 12 in the bubble film production device, and the drying device is used for drying and curing the printing layer 32 on the surface of the flat film layer 30; the dryer 192 is of an empty box structure, and the formed bubble film 31 with the printing layer 32 leaves the bubble film forming roller 12 and enters the dryer 192 for drying, so that the printing layer 32 is quickly dried and solidified on the surface of the flat film layer 30 of the bubble film 31; the fan 191 is a centrifugal fan and can continuously convey air to the dryer 192, the air pressure and the air volume of the fan 191 can be arbitrarily adjusted as required, and the fan 191 is connected with the heater II 194 through a pipeline; the heater II 194 is used for heating air conveyed by the fan 191, the heater II 194 is connected with the dryer 192 through a pipeline, and the heated air enters the dryer 192; the air temperature sensor 195 is positioned at the connection part of the dryer 192 and the pipeline and is used for detecting the temperature of the air entering the dryer 192 and transmitting a temperature signal to the temperature controller II 196, and the temperature controller II 196 controls the on and off of the heater II 194 according to the set temperature and the currently detected temperature, so that the temperature of the air entering the dryer 194 is controlled finally; the curing lamp 193 is positioned in the dryer 192 and is used for curing the printing layer 32 on the surface of the bubble film 31, the curing lamp 193 is an incandescent lamp or an ultraviolet lamp, the power of the curing lamp 193 can be adjusted at will, the distance between the curing lamp 193 and the bubble film 31 can be adjusted at will, the number of the curing lamps 193 is one or more, and the curing lamps can be adjusted at will according to the working requirement; according to the type of the ink 34 used for the printing layer 32, the operation mode of the drying device is selected, and the operation mode of the drying device is two, wherein one is that air heated by the heater II 194 enters the dryer 192 to realize the drying and curing effect on the printing layer 32, and the other is that the curing lamp 193 is turned on to realize the drying and curing effect on the printing layer 32 by light irradiation;
the bubble film production device related to the embodiment also comprises a temperature control device, a negative pressure air pump 57 and a circulating cooling water pump device 58; the temperature control device heats and monitors the temperatures of the charging barrel 6, the filter 7, the connecting pipe 8 and the die head 9 through heaters and temperature sensors on the surfaces of the charging barrel 6, the filter 7, the connecting pipe 8 and the die head 9, and when materials pass through the charging barrel 6, the filter 7, the connecting pipe 8 and the die head 9, the heat of the materials is transferred to the materials to achieve the purpose of heating the materials; the negative pressure air pump 57 is connected with the air suction port A41 through the negative pressure pipeline 56 and is used for providing negative pressure for the bubble film forming roller 12; the temperature of the cooling water 40 of the circulating cooling water pump device 58 is 30-50 ℃, and the cooling water 40 flows in from the main shaft 47 on one side of the bubble film forming roller 12 and flows out from the main shaft 47 on the other side of the bubble film forming roller 12 and is used for taking away the heat of the bubble film forming roller 12.
The medium-free printing bubble film related to the embodiment is used as a packaging material, has a simple structure, is formed by one step in the production process by improving the existing three-layer plastic film needing to be printed with a medium layer into a two-layer plastic film, saves the printing medium layer and resources, and particularly calculates the resource saving amount as follows:
with the rapid development of logistics and processing industry, the usage amount of the bubble film in each grade city is at least 10 tons/day (the usage amount of industrially developed areas of Long triangular and bead triangular is far more than 10 tons/day), 300 grade cities exist in the country, and 3000 tons are used in the country every day;
the specification of a common bubble film on the market is 30g-80g per square meter, and the average is 50g per square meter; the dielectric film is typically 20g to 40g per square meter, with an average of 25g per square meter,
25 g/square meter ÷ 50 g/square meter%
The weight of the medium film accounts for 50% of the weight of the bubble film, and 0.5 ton of the medium film is added if one ton of the bubble film needs to be printed with characters;
printing according to the requirement of having half bubble films all over the country:
3000 ton/day x 0.5-1500 ton/day
The dosage of the medium film is 1500 tons/day multiplied by 0.5 750 tons/day
750 ton/day multiplied by 365 days which is 273750 ton
The glue consumption is 1500 ton/day multiplied by 0.5 750 ton/day
750 ton/day multiplied by 365 days which is 273750 ton
The medium-free printing bubble film related to the embodiment can reduce the consumption of 27 million tons of plastics for China every year, the plastics are extracted from petroleum, the petroleum is a non-renewable resource, the petroleum resource of China is in short supply all the time, half of the petroleum resource depends on local mining, and half of the petroleum resource needs to be imported, so that the plastics can be saved for the country, and the petroleum and foreign exchange are saved for the country;
the medium-free printing bubble film related to the embodiment saves 27 million tons of plastics for the country every year, saves energy consumed for producing the 27 million tons of plastics, and saves 1.35 million degrees of electricity for the country every year, wherein the electricity fee for producing the plastics is calculated according to 500 degrees/ton; china mainly depends on thermal power generation, coal is a non-renewable resource, and a large amount of pollution is generated when the coal is used; 0.4 kg of coal is consumed for producing one-degree electricity, 1 kg of carbon dioxide is discharged, and 0.03 kg of sulfur dioxide is discharged; the medium-free printing bubble film related to the embodiment can save 0.54 million tons of coal for the country every year, reduce 1.35 million tons of carbon dioxide emission and reduce 405 ten thousand tons of sulfur dioxide emission;
0.5 ton of medium film and 0.5 ton of glue are added to each ton of air bubble film;
plastic 0.5 ton × 15000 yuan/ton to 7500 yuan;
glue 0.5 ton x 10000 yuan/ton 5000 yuan;
plastic 7500 yuan plus glue 5000 yuan is 12500 yuan;
12500 Yuan × 270000 tons (33.75 Yi Yuan);
the medium-free printed bubble film related to the embodiment can save 33.75 million yuan of RMB for nationwide consumers (bubble film users) every year; because the product only needs one medium-free printing bubble film production device during production, and does not need medium film production devices, medium film printing devices and medium film and bubble film bonding devices, the labor cost is saved by 75 percent for the country, the storage cost is saved by 75 percent, and the use area of an industrial factory building is saved by 75 percent.
Claims (7)
1. A no medium printing bubble chamber film which characterized in that: the main structure of the bubble film comprises a bubble film layer, a flat film layer and a printing layer, wherein the bubble film layer and the flat film layer are bonded together in a gapless mode, and the printing layer is arranged on one side, far away from the bubble film layer, of the flat film layer in a gapless sealing mode.
2. The media-free printed bubble film of claim 1, wherein: the printing layer is composed of ink with character or pattern information, the characters or patterns of the printing layer with non-uniform structure and thickness are clear and do not deform, and the printing layer is continuous, regular and not easy to wear.
3. The media-free printed bubble film of claim 1, wherein: the bubble film layer is a plastic film structure with a plurality of bulges on the surface, the direction of the plurality of bulges which are uniformly arranged is consistent, the height of the bulges is more than or equal to 1mm, the border space between the bulges is more than or equal to 0.01mm, the bulges are in the shape of one or the combination of more than one of circle, square, heart, diamond, pentagram, ellipse, polygon and irregular shape, and the thickness of the plastic film structure of the bubble film layer is more than or equal to 0.002 mm.
4. The media-free printed bubble film of claim 3, wherein: a closed pressure space is formed between the bulges on the bubble film layer and the flat film layer, air is filled in the bulges, the cushion film has good buffer shock-resistant and pressure-resistant capacity, products in the package can be protected from being broken or cracked, and the cushion film has good protection capacity.
5. The media-free printed bubble film of claim 1, wherein: the flat film layer is a flat plastic film structure with a smooth surface, the thickness of the flat film layer is more than or equal to 0.002mm, and the thicknesses of the plastic film structures of the flat film layer and the bubble film layer can be equal or unequal.
6. The media-free printed bubble film of claim 1, wherein: the foam film layer and the flat film layer are made of main raw materials and auxiliary materials, wherein the main raw materials are polyethylene, polyamide or polypropylene, and the auxiliary materials mainly comprise an anti-adhesive agent, a slipping agent, a plasticizer, a heat stabilizer, an antioxidant, an antistatic agent, a coloring agent and a processing aid.
7. The media-free printed bubble film of claim 1, wherein: the ink of the printing layer is water-based ink, solvent ink, UV ink, organic ink, inorganic ink or anti-counterfeiting ink.
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| CN201910956336.8A CN110588086A (en) | 2019-10-10 | 2019-10-10 | Medium-free printing air bubble film |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910956336.8A CN110588086A (en) | 2019-10-10 | 2019-10-10 | Medium-free printing air bubble film |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111531974A (en) * | 2020-05-12 | 2020-08-14 | 枣庄正奇包装科技有限公司 | Double-sided medium-free printing air bubble film and preparation device and method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205439390U (en) * | 2015-08-27 | 2016-08-10 | 崔玉娟 | Article with bubble rete |
| CN210617487U (en) * | 2019-10-10 | 2020-05-26 | 枣庄正奇包装科技有限公司 | Medium-free printing air bubble film |
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2019
- 2019-10-10 CN CN201910956336.8A patent/CN110588086A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205439390U (en) * | 2015-08-27 | 2016-08-10 | 崔玉娟 | Article with bubble rete |
| CN210617487U (en) * | 2019-10-10 | 2020-05-26 | 枣庄正奇包装科技有限公司 | Medium-free printing air bubble film |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111531974A (en) * | 2020-05-12 | 2020-08-14 | 枣庄正奇包装科技有限公司 | Double-sided medium-free printing air bubble film and preparation device and method thereof |
| CN111531974B (en) * | 2020-05-12 | 2023-09-26 | 枣庄富辉工控技术有限公司 | Double-sided dielectric-free printing bubble film and preparation device and method thereof |
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