CN111571838A - Antibacterial decorative film and preparation method thereof - Google Patents
Antibacterial decorative film and preparation method thereof Download PDFInfo
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- CN111571838A CN111571838A CN202010386509.XA CN202010386509A CN111571838A CN 111571838 A CN111571838 A CN 111571838A CN 202010386509 A CN202010386509 A CN 202010386509A CN 111571838 A CN111571838 A CN 111571838A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/002—Methods
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/22—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of indefinite length
- B29C43/24—Calendering
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C59/00—Surface shaping of articles, e.g. embossing; Apparatus therefor
- B29C59/02—Surface shaping of articles, e.g. embossing; Apparatus therefor by mechanical means, e.g. pressing
- B29C59/04—Surface shaping of articles, e.g. embossing; Apparatus therefor by mechanical means, e.g. pressing using rollers or endless belts
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C69/00—Combinations of shaping techniques not provided for in a single one of main groups B29C39/00 - B29C67/00, e.g. associations of moulding and joining techniques; Apparatus therefore
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2007/00—Flat articles, e.g. films or sheets
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The invention discloses an antibacterial decorative film and a preparation method thereof, wherein the antibacterial decorative film comprises a kneading machine for kneading and stirring raw materials, a heater for heating the raw materials is arranged at the output end of the kneading machine, a cold mixer for cooling and stirring the raw materials is arranged beside the heater, a screw extrusion plasticizing machine is arranged at the output end of the cold mixer, a primary plasticator and a final plasticator are respectively arranged beside the screw extrusion plasticizing machine, and a multi-roll calender is arranged beside the final plasticator. The invention overcomes the problem of single function of the decorative film prepared by the traditional production process. The invention has the advantages of high production efficiency, good product quality, good antibacterial capability of the produced decorative film and the like.
Description
Technical Field
The invention relates to the field of decorative films, in particular to an antibacterial decorative film and a preparation method thereof.
Background
The decorative film is a novel decorative material prepared by using high molecular polymer PVC as a raw material, adding various auxiliary agents, calendering and compounding, can be compounded with base materials such as wood, plastic plates, aluminum plates, iron plates and the like to prepare a multipurpose decorative material, and is widely applied to surface decoration of household appliances, sound equipment, interior decoration of airplanes, ships and trains. In addition, it can be used for a signboard and the like. However, the existing decorative film has single function and simple structure, has poor decorative effect and can not meet the requirements of people.
Disclosure of Invention
The present invention provides an antibacterial decorative film with antibacterial ability and a preparation method thereof, in order to overcome the technical problems.
The invention relates to an antibacterial decorative film and a preparation method thereof, wherein the preparation method comprises the following steps:
1. firstly, introducing the raw materials into a kneader and stirring for 5-8 min.
2. And (3) inputting the stirred raw materials into a heater for heating, and heating the raw materials to 80-100 ℃ by using the heater.
3. And pouring the heated raw materials into a cold mixer for cold mixing treatment, and cooling the raw materials to 50-55 ℃.
4. And continuously advancing the raw materials subjected to the cold mixing treatment into a screw extrusion plasticizing machine for preplasticizing treatment.
5. And conveying the pre-plasticized raw materials to an open primary plasticator for primary plastication.
6. And (4) feeding the raw materials subjected to primary plastic refining into a final plastic refining machine for secondary plastic refining.
7. And continuously advancing the raw materials subjected to secondary plastic refining into a metal detector for metal detection.
8. And conveying the raw materials subjected to metal detection to a multi-roll calender for calendering.
9. The raw material after the calendering treatment is subjected to traction, slow cooling, conveying and inspection to obtain the original film.
10. Inputting the original film into a multi-roller gravure printing machine, printing by polyurethane alcohol-based water-based ink, and obtaining the antibacterial decorative film after molding, embossing, compounding, inspecting and packaging.
The antibacterial decorative film contains 50-60% of polyvinyl chloride, 5-15% of phenolic resin, 5-30% of castor oil-based polyester plasticizer, 3-8% of medium-grade epoxidized soybean oil, 1-5% of edible paraffin and calcium-zinc composite stabilizer: 3-5% of glycerol monostearate, 2-5% of acrylate impact modifier, 3-8% of nano titanium dioxide, 1-4% of medical stone, 2-6% of phenyl silicone oil, 2-4% of dimethylaniline and 10-30% of calcium carbonate.
Preferably, the kneader comprises a stirring box, a main transmission motor and a discharging device; the inside Z-shaped stirring leaf that is equipped with of agitator tank, the both ends of Z-shaped stirring leaf respectively with passive pivot, initiative pivot fixed connection, the output shaft flange joint of initiative pivot and main drive motor, discharging device including being fixed in respectively the agitator tank left and right sides go out the workbin and vice drive motor, play workbin and vice drive motor between be equipped with the ejection of compact screw rod that runs through the agitator tank, the one end of ejection of compact screw rod go deep into in the workbin, ejection of compact screw rod on be equipped with spiral winding's stirring piece.
Preferably, the heater comprises an oven support, an oven is fixedly mounted at the top end of the oven support, a conveyor belt for conveying raw materials is arranged on the oven support, the conveyor belt penetrates through the left end and the right end of the oven, a thermal steaming chamber is arranged in the oven, a feed inlet is arranged at one end of the thermal steaming chamber, a thermal drying device is fixedly mounted at the top end of the thermal steaming chamber, the thermal drying device comprises a heat conduction fan, an electric heating sheet and a guide plate, the guide plate is fixedly connected to form a sealed box body, the electric heating sheet is arranged on one side of the guide plate and fixedly mounted with the inner wall of the top end of the thermal steaming chamber, a heat conduction fan is arranged on one side of the electric heating sheet and fixedly mounted on the outer wall of one side of the thermal steaming chamber, a plurality of vent holes are uniformly formed in the guide plate, and a temperature sensor is fixedly, the drying oven bottom be equipped with the suction fan, the suction fan output be connected with the cover of breathing in No. one and No. two covers of breathing in through the breathing pipe, the cover fixed mounting of breathing in No. one with the inside bottom left side of heat steaming chamber, No. two cover fixed mounting of breathing in bottom right side of heat steaming chamber.
Preferably, the cold mixer comprises a mixing tank as a main body, a driving wheel is arranged on the periphery of the right end of the mixing tank, the left side of the mixing tank is provided with a left support column, the right side of the mixing tank is provided with a right support column, a stirring shaft which sequentially penetrates through the left support column, the mixing tank and the right support column from left to right is arranged in the mixing tank, a plurality of uniformly distributed stirring paddles are arranged on the stirring shaft in the mixing tank, the left end of the left supporting column is welded with a stirring motor base, a stirring motor is erected on the stirring motor base, the output shaft of the stirring motor is connected with the left end of the stirring shaft through a flange, the left end of the right supporting column is welded with a tank motor base, the tank motor base is provided with a tank motor, an output shaft of the tank motor is provided with a driving wheel, and the driving wheel is in tooth-motion meshing with the driving wheel.
Preferably, the screw extrusion plasticizing machine comprises a plastic extruder as a main body, a working steel platform for supporting the plastic extruder is arranged at the lower end of the plastic extruder, a fixing frame for supporting the plastic extruder is arranged between the plastic extruder and the working steel platform, a feeding port for feeding raw materials is arranged at the upper end of the plastic extruder, a discharging pipe is arranged at the left end of the plastic extruder, a working motor is arranged at the right end of the plastic extruder, and the working motor is connected with the plastic extruder through a screw; the plastic extruder is internally provided with a machine barrel for placing raw materials, the lower end of the machine barrel is provided with a heating resistor, the front end of the machine barrel is provided with a machine head, the machine head is provided with a discharging valve, and a fan for cooling the machine barrel is arranged outside the machine barrel.
Preferably, the primary plasticator comprises a first roller as a main body, the left side and the right side of the first roller are respectively provided with a first roller bracket, a first cross beam is arranged above the first roller, a roller base used for installing a first roller bracket is arranged below the first roller, the left end and the right end of the first cross beam are respectively welded with the first roller bracket on the left side and the right side of the first roller, two first colter knives are arranged on the first cross beam and are abutted against the upper end surface of the first roller, the first roller is provided with a first roller bracket which penetrates through two sides and a first roller shaft of the first roller, the roller base on the left end be equipped with a roller motor cabinet, a roller motor cabinet on the shelf be equipped with a roller motor, the output shaft of a roller motor pass through flange joint with the left end of a roller axle.
Preferably, the final plastic refining machine comprises a roller as a main body, roller supports are arranged on the left and right sides of the roller, a beam is arranged below the roller, two plow and rake knives are arranged on the beam, the lower end faces of the plow and rake knives and the roller support are abutted, a roller motor base is arranged on the roller support on the left side of the roller, a roller motor is arranged on the roller motor base, a roller shaft penetrating through the roller supports on the two sides and the roller shaft is arranged on the roller, and an output shaft of the roller motor is connected with the right end of the roller shaft through a flange.
Preferably, the multi-roll calender comprises a shell, a motor supporting frame is arranged on one side of the outer wall of the shell, a main motor is arranged on the motor supporting frame, an auxiliary motor is arranged above the main motor, a dirty disc is arranged at the bottom end of the inner wall of the shell, a main calendering roll is arranged in the shell, an auxiliary calendering roll is arranged above the main calendering roll, a main calendering roll shaft penetrating through the shell and the main calendering roll is arranged on the main calendering roll, the right end of the main calendering roll shaft is connected with an output shaft of the main motor through a flange, an auxiliary calendering roll shaft penetrating through the shell and the auxiliary calendering roll is arranged on the auxiliary calendering roll, the right end of the auxiliary calendering roll shaft is connected with an output shaft of the auxiliary motor through a flange, a limiting roll is arranged above the auxiliary calendering roll, a limiting shaft penetrating through the limiting roll is arranged on the limiting roll, and the left end and right end of the limiting shaft are respectively and movably connected with a limiting frame, the top of the limiting frame is welded with the upper end of the shell.
During working, the raw materials are stirred in a kneader at a high speed for 5-8 min, then the temperature of the raw materials is raised to 80-100 ℃ through a heater, the raw materials are placed in a cold mixer for cooling after the resin in the raw materials is completely swelled, and the raw materials are sent to a screw extrusion plasticizing machine for preplasticizing treatment after being cooled to 50 ℃. And (3) sequentially conveying the pre-plasticized raw materials to a primary plastic refining machine and a final plastic refining machine for multiple times of plastic. And then the raw materials are detected by a metal detector and then uniformly fed to a multi-roll calender, and finally the raw film of the scheme is obtained after traction, slow cooling, transmission and inspection. And (3) printing the original film by a multi-roller gravure printing machine by adopting polyurethane alcohol-based water-based ink, embossing and compounding, and inspecting and packaging to obtain the colorful decorative film with antibacterial capability. The invention can be widely used in public places such as hospitals, high-speed railways, airports and the like. The invention has wide application, safety, health, green and environmental protection.
The invention has the following beneficial effects: the production efficiency is high, the product quality is good, the safety is high, and the produced decorative film has good antibacterial ability.
Drawings
FIG. 1 is a process flow diagram of the present invention.
FIG. 2 is a schematic view of the structure of the kneader of the present invention.
Fig. 3 is a schematic structural view of the heater of the present invention.
Fig. 4 is a schematic structural diagram of the cold mixer of the present invention.
FIG. 5 is a schematic structural view of the screw extruder plasticator of the present invention.
FIG. 6 is a schematic view of the primary refiner of the present invention.
FIG. 7 is a schematic view of the structure of the finisher of the present invention.
FIG. 8 is a schematic structural view of a multi-roll calender of the present invention.
A kneader 1, a heater 2, a cold mixer 3, a screw extrusion plasticator 4, a primary plasticator 5, a final plasticator 6, a multi-roll calender 7, a stirring box 8, a main driving motor 9, a Z-shaped stirring blade 10, a driven rotating shaft 11, a driving rotating shaft 12, a discharging box 13, a secondary driving motor 14, a discharging screw 15, an oven bracket 16, an oven 17, a conveying belt 18, a hot steaming chamber 19, a heat conduction fan 21, an electric heating sheet 22, a guide plate 23, a suction fan 25, a first suction hood 26, a second suction hood 27, a mixing tank 28, a driving wheel 29, a left support column 30, a right support column 31, a stirring shaft 32, a stirring motor seat 33, a stirring motor 34, a tank motor seat 35, a tank motor 36, a driving wheel 37, a plasticizing extruder 38, a working steel platform 39, a fixing frame 40, a feeding port 41, a discharging pipe 42, a working motor 43, a machine barrel 44, a heating resistor 45, a machine head, the roller comprises a first roller 48, a first roller support 49, a first cross beam 50, a roller base 51, a first plow harrow knife 52, a first roller shaft 53, a first roller motor seat 54, a first roller motor 55, a second roller 56, a second roller support 57, a second cross beam 58, a second plow harrow knife 60, a second roller motor seat 61, a second roller motor 62, a second roller shaft 63, a shell 64, a motor support frame 65, a main motor 66, an auxiliary motor 67, a dirty tray 68, a main calendering roller 69, an auxiliary calendering roller 70, a main calendering roller shaft 71, an auxiliary calendering roller shaft 72, a limiting roller 73, a limiting shaft 74 and a limiting frame 75.
Detailed Description
The technical scheme of the invention is further specifically described by the following embodiments and the accompanying drawings.
Example 1: the invention is further explained according to the attached drawings 1, 2, 3, 4, 5, 6, 7 and 8, the invention provides an antibacterial decorative film and a preparation method thereof, wherein the preparation method comprises the following steps:
1. the raw materials are firstly introduced into a kneader 1 and stirred for 5-8 min.
2. And (3) inputting the stirred raw materials into a heater 2 for heating, and heating the raw materials to 80-100 ℃ by the heater 2.
3. And pouring the heated raw materials into a cold mixer 3 for cold mixing treatment, and cooling the raw materials to 50-55 ℃.
4. The raw materials after the cold mixing treatment continuously advance to enter a screw extrusion plasticizing machine 4 for preplasticizing treatment.
5. The pre-plasticized raw materials are conveyed to an open primary plasticator 5 for primary plastication.
6. The raw materials after primary plastic refining are sent into a final plastic refining machine 6 for secondary plastic refining.
7. And continuously advancing the raw materials subjected to secondary plastic refining into a metal detector for metal detection.
8. The raw material after metal detection is conveyed to a multi-roll calender 7 for calendering treatment.
9. The raw material after the calendering treatment is subjected to traction, slow cooling, conveying and inspection to obtain the original film.
10. Inputting the original film into a multi-roller gravure printing machine, printing by polyurethane alcohol-based water-based ink, and obtaining the antibacterial decorative film after molding, embossing, compounding, inspecting and packaging.
The antibacterial decorative film contains 50-60% of polyvinyl chloride, 5-15% of phenolic resin, 5% of castor oil-based polyester plasticizer, 3% of edible eight-medium-grade epoxidized soybean oil, 1% of edible paraffin and calcium-zinc composite stabilizer: 3 percent of glycerol monostearate, 2 percent of acrylate impact modifier, 3 percent of nano titanium dioxide, 1 percent of medical stone, 2 percent of phenyl silicone oil, 2 percent of dimethylaniline and 10 percent of calcium carbonate.
The kneader 1 comprises a stirring box 8, a main transmission motor 9 and a discharging device; the inside Z-shaped stirring blade 10 that is equipped with of agitator tank 8, the both ends of Z-shaped stirring blade 10 respectively with passive pivot 11 and initiative pivot 12 fixed connection, initiative pivot 12 and main drive motor 9's output shaft flange be connected, discharging device including be fixed in respectively agitator tank 8 left and right sides discharge tank 13 and vice drive motor 14, discharge tank 13 and vice drive motor 14 between be equipped with the ejection of compact screw rod 15 that runs through agitator tank 8, the one end of ejection of compact screw rod 15 go deep into discharge tank 13, ejection of compact screw rod 15 on be equipped with spiral winding's stirring piece.
The heater 2 comprises an oven support 16, an oven 17 is fixedly mounted at the top end of the oven support 16, a conveyor belt 18 for conveying raw materials is arranged on the oven support 16, the conveyor belt 18 penetrates through the left end and the right end of the oven 17, a thermal steaming chamber 19 is arranged inside the oven 17, a feed inlet is formed in one end of the thermal steaming chamber 19, a thermal drying device is fixedly mounted at the top end of the thermal steaming chamber 19 and comprises a heat conduction fan 21, electric heating pieces 22 and a guide plate 23, the guide plates 23 are fixedly connected to form a sealed box body, the electric heating pieces 22 are arranged on one side of the guide plate 23, the electric heating pieces 22 are fixedly mounted with the inner wall of the top end of the thermal steaming chamber 19, the heat conduction fan 21 is arranged on one side of the electric heating pieces 22, the heat conduction fan 21 is fixedly mounted on the outer wall of one side of the thermal steaming chamber 19, and a plurality of vent, the temperature sensor is fixedly installed on the surface of the right end of the guide plate 23, the suction fan 25 is arranged at the bottom end of the oven 17, the output end of the suction fan 25 is connected with a first air suction cover 26 and a second air suction cover 27 through an air suction pipe, the first air suction cover 26 is fixedly installed on the left side of the bottom end inside the thermal steaming chamber 19, and the second air suction cover 27 is fixedly installed on the right side of the bottom end inside the thermal steaming chamber 19.
The cold mixer 3 comprises a mixing tank 28 as a main body, a driving wheel 29 is arranged on the periphery of the right end of the mixing tank 28, a left support column 30 is arranged on the left side of the mixing tank 28, a right support column 31 is arranged on the right side of the mixing tank 28, a stirring shaft 32 which sequentially penetrates through the left support column 30, the mixing tank 28 and the right support column 31 from left to right is arranged in the mixing tank 28, stirring blades which are uniformly distributed are arranged on the stirring shaft 32 in the mixing tank 28, a stirring motor base 33 is welded at the left end of the left support column 30, a stirring motor 34 is erected on the stirring motor base 33, an output shaft of the stirring motor 34 is connected with the left end of the stirring shaft 32 through a flange, a tank motor base 35 is welded at the left end of the right support column 31, a tank motor 36 is installed on the tank motor base 35, and a driving wheel 37 of the output shaft of the tank motor, the driving wheel 37 is in toothed engagement with the driving wheel 29.
The screw extrusion plasticizing machine 4 comprises a plasticizing extruder 38 as a main body, a working steel platform 39 for supporting the plasticizing extruder 38 is arranged at the lower end of the plasticizing extruder 38, a fixing frame 40 for supporting the plasticizing extruder 38 is arranged between the plasticizing extruder 38 and the working steel platform 39, a feeding port 41 for feeding raw materials is arranged at the upper end of the plasticizing extruder 38, a discharging pipe 42 is arranged at the left end of the plasticizing extruder 38, a working motor 43 is arranged at the right end of the plasticizing extruder 38, and the working motor 43 is connected with the plasticizing extruder 38 through a screw; a cylinder 44 for placing raw materials is arranged in the plasticizing extruder 38, a heating resistor 45 is arranged at the lower end of the cylinder 44, a machine head 46 is arranged at the front end of the cylinder 44, a discharge valve 47 is arranged on the machine head 46, and a fan for cooling the cylinder 44 is arranged outside the cylinder 44.
The primary plasticator 5 comprises a first roller 48 as a main body, a first roller bracket 49 is respectively arranged at the left side and the right side of the first roller 48, a first cross beam 50 is arranged above the first roller 48, a roller base 51 for installing a first roller bracket 49 is arranged below the first roller 48, the left end and the right end of the first cross beam 50 are respectively welded with the first roller bracket 49 on the left side and the right side of the first roller 48, two first plow harrow knifes 52 are arranged on the first cross beam 50, the first plow harrow knifes 52 are abutted against the upper end surface of the first roller 48, the first roller 48 is provided with a first roller bracket 49 and a first roller shaft 53 of the first roller 48 which penetrate through the two sides, a first roller motor seat 54 is arranged at the left end of the roller base 51, a first roller motor 55 is arranged on the first roller motor seat 54, the output shaft of the first roller motor 55 is connected with the left end of the first roller shaft 53 through a flange.
The final plastic refining machine 6 comprises a second roller 56 serving as a main body, two roller supports 57 are respectively arranged on the left side and the right side of the second roller 56, a second cross beam 58 is arranged below the second roller 56, two second plow harrow knives 60 are arranged on the second cross beam 58, the lower end faces of the second plow harrow knives 60 and the second roller 56 are abutted, a second roller motor base 61 is arranged on the second roller support 57 on the left side of the second roller 56, a second roller motor 62 is erected on the second roller motor base 61, a second roller support 57 penetrating through the two sides and a second roller shaft 63 of the second roller 56 are arranged on the second roller 56, and an output shaft of the second roller motor 62 is connected with the right end of the second roller shaft 63 through a flange.
The multi-roll calender 7 comprises a shell 64, a motor support frame 65 is arranged on one side of the outer wall of the shell 64, a main motor 66 is arranged on the motor support frame 65, an auxiliary motor 67 is erected above the main motor 66, a dirty disc 68 is arranged at the bottom end of the inner wall of the shell 64, a main calendering roll 69 is arranged in the shell 64, an auxiliary calendering roll 70 is arranged above the main calendering roll 69, a main calendering roll shaft 71 penetrating through the shell 64 and the main calendering roll 69 is arranged on the main calendering roll 69, the right end of the main calendering roll shaft 71 is connected with an output shaft of the main motor 66 through a flange, an auxiliary calendering roll shaft 72 penetrating through the shell 64 and the auxiliary calendering roll 70 is arranged on the auxiliary calendering roll 70, the right end of the auxiliary calendering roll shaft 72 is connected with the output shaft of the auxiliary motor 67 through a flange, a limit roll 73 is arranged above the auxiliary roll 70, a limit shaft 74 penetrating through the limit roll 73 is arranged on the limit roll 73, the left end and the right end of the limiting shaft 74 are respectively movably connected with a limiting frame 75, and the top of the limiting frame 75 is welded with the upper end of the shell 64.
The above description is only an embodiment of the present invention, but the structural features of the present invention are not limited thereto, and any changes or modifications within the scope of the present invention by those skilled in the art are covered by the present invention.
Claims (9)
1. The preparation method of the antibacterial decorative film is characterized by comprising the following steps:
firstly, introducing the raw materials into a kneading machine (1) and stirring for 5-8 min;
inputting the stirred raw materials into a heater (2) for heating, wherein the heater (2) heats the raw materials to 80-100 ℃;
pouring the heated raw materials into a cold mixer (3) for cold mixing treatment, and cooling the raw materials to 50-55 ℃;
the raw materials after cold mixing treatment continuously advance to enter a screw extrusion plasticizing machine (4) for preplasticizing treatment;
the pre-plasticized raw materials are conveyed to an open primary plastic refining machine (5) for primary plastic refining;
the raw materials after primary plastic refining are sent into a final plastic refining machine (6) for secondary plastic refining;
continuously advancing the raw materials subjected to secondary plastic refining into a metal detector for metal detection;
the raw materials after metal detection are conveyed into a multi-roll calender (7) for calendering treatment;
the raw material after the calendering treatment is subjected to traction, slow cooling, conveying and inspection to obtain an original film;
inputting the original film into a multi-roller gravure printing machine, printing by polyurethane alcohol-based water-based ink, and obtaining the antibacterial decorative film after molding, embossing, compounding, inspecting and packaging.
2. The antibacterial decorative film prepared by the preparation method of the antibacterial decorative film according to claim 1, wherein the antibacterial decorative film contains 50-60% of polyvinyl chloride, 5-15% of phenolic resin, 5-30% of castor oil-based polyester plasticizer, 3-8% of edible medium-grade epoxidized soybean oil, 1-5% of edible paraffin, and calcium-zinc composite stabilizer: 3-5% of glycerol monostearate, 2-5% of acrylate impact modifier, 3-8% of nano titanium dioxide, 1-4% of medical stone, 2-6% of phenyl silicone oil, 2-4% of dimethylaniline and 10-30% of calcium carbonate.
3. The preparation method of the antibacterial decorative film according to claim 1, wherein the kneader (1) comprises a stirring box (8), a main driving motor (9) and a discharging device; agitator tank (8) inside be equipped with Z shape stirring leaf (10), the both ends of Z shape stirring leaf (10) respectively with passive pivot (11) and initiative pivot (12) fixed connection, initiative pivot (12) and main drive motor (9) output shaft flange joint, discharging device including being fixed in respectively agitator tank (8) left and right sides go out workbin (13) and vice drive motor (14), play workbin (13) and vice drive motor (14) between be equipped with ejection of compact screw rod (15) that run through agitator tank (8), the one end of ejection of compact screw rod (15) go deep into in workbin (13), ejection of compact screw rod (15) on be equipped with spiral winding's stirring piece.
4. The preparation method of the antibacterial decorative film according to claim 1, wherein the heater (2) comprises an oven support (16), an oven (17) is fixedly installed at the top end of the oven support (16), a conveyor belt (18) for conveying raw materials is arranged on the oven support (16), the conveyor belt (18) penetrates through the left end and the right end of the oven (17), a thermal steaming chamber (19) is arranged inside the oven (17), a feed inlet is formed in one end of the thermal steaming chamber (19), a thermal drying device is fixedly installed at the top end of the thermal steaming chamber (19), the thermal drying device comprises a heat conduction fan (21), electric heating pieces (22) and guide plates (23), the guide plates (23) are fixedly connected to form a sealed box body, the electric heating pieces (22) are arranged on one side of the guide plates (23), and the electric heating pieces (22) are fixedly installed on the inner wall of the top end of the thermal steaming chamber (19), electric heat piece (22) one side be equipped with heat conduction fan (21), heat conduction fan (21) fixed mounting evaporate room (19) one side outer wall in heat, guide plate (23) on evenly be equipped with a plurality of ventilation holes, guide plate (23) right-hand member fixed surface install temperature sensor, oven (17) bottom be equipped with suction fan (25), suction fan (25) output be connected with No. one suction hood (26) and No. two suction hoods (27) through the breathing pipe, suction hood (26) fixed mounting evaporate room (19) inside bottom left side with heat, No. two suction hoods (27) fixed mounting evaporate room (19) inside bottom right side in heat.
5. The preparation method of the antibacterial decorative film according to claim 1, characterized in that the cold mixer (3) comprises a mixing tank (28) as a main body, a transmission wheel (29) is arranged on the periphery of the right end of the mixing tank (28), a left support column (30) is arranged on the left side of the mixing tank (28), a right support column (31) is arranged on the right side of the mixing tank (28), a stirring shaft (32) which sequentially penetrates through the left support column (30), the mixing tank (28) and the right support column (31) from left to right is arranged in the mixing tank (28), a plurality of uniformly distributed stirring blades are arranged on the stirring shaft (32) in the mixing tank (28), a stirring motor seat (33) is welded at the left end of the left support column (30), a stirring motor (34) is erected on the stirring motor seat (33), and the output shaft of the stirring motor (34) is connected with the left end of the stirring shaft (32) through a flange, the left end of the right supporting column (31) is welded with a tank motor base (35), the tank motor base (35) is provided with a tank motor (36), an output shaft of the tank motor (36) is provided with a driving wheel (37), and the driving wheel (37) is in tooth-moving engagement with the driving wheel (29).
6. The method for preparing the antibacterial decorative film according to claim 1, wherein the screw extrusion plasticator (4) comprises a plasticating extruder (38) as a main body, a working steel platform (39) for supporting the plasticating extruder (38) is arranged at the lower end of the plasticating extruder (38), a fixing frame (40) for supporting the plasticating extruder (38) is arranged between the plasticating extruder (38) and the working steel platform (39), a feeding port (41) for feeding raw materials is arranged at the upper end of the plasticating extruder (38), a discharging pipe (42) is arranged at the left end of the plasticating extruder (38), a working motor (43) is arranged at the right end of the plasticating extruder (38), and the working motor (43) is connected with the plasticating extruder (38) through a screw; the plasticizing extruder (38) is internally provided with a machine barrel (44) for placing raw materials, the lower end of the machine barrel (44) is provided with a heating resistor (45), the front end of the machine barrel (44) is provided with a machine head (46), the machine head (46) is provided with a discharging valve (47), and the machine barrel (44) is externally provided with a fan for cooling the machine barrel (44).
7. The preparation method of the antibacterial decorative film according to claim 1, characterized in that the primary plasticator (5) comprises a first roller (48) serving as a main body, first roller supports (49) are respectively arranged on the left side and the right side of the first roller (48), a first cross beam (50) is arranged above the first roller (48), a roller base (51) for mounting the first roller supports (49) is arranged below the first roller (48), the left end and the right end of the first cross beam (50) are respectively welded with the first roller supports (49) on the left side and the right side of the first roller (48), two first plow blades (52) are arranged on the first cross beam (50), the first plow blades (52) are abutted against the upper end face of the first roller (48), and a roller shaft (53) penetrating through the first roller supports (49) on the two sides and the first roller (48) is arranged on the first roller (48), the roller base (51) upper left end be equipped with roller motor cabinet (54) No. one, roller motor cabinet (54) put on the shelf be equipped with roller motor (55) No. one, the output shaft of roller motor (55) pass through flange joint with the left end of roller axle (53) No. one.
8. The preparation method of the antibacterial decorative film according to claim 1, wherein the final plastic refining machine (6) comprises a second roller (56) as a main body, the left side and the right side of the second roller (56) are respectively provided with a second roller support (57), a second cross beam (58) is arranged below the second roller (56), two second plow and rake cutters (60) are arranged on the second cross beam (58), the second plow and rake cutters (60) are abutted against the lower end face of the second roller (56), a second roller motor seat (61) is arranged on the second roller support (57) on the left side of the second roller (56), a second roller motor (62) is erected on the second roller motor seat (61), and a second roller support (57) and a second roller shaft (63) of the second roller (56) which penetrate through the two sides are arranged on the second roller (56), an output shaft of the second roller motor (62) is connected with the right end of the second roller shaft (63) through a flange.
9. The method for preparing the antibacterial decorative film according to claim 1, wherein the multi-roll calender (7) comprises a shell (64), a motor supporting frame (65) is arranged on one side of the outer wall of the shell (64), a main motor (66) is arranged on the motor supporting frame (65), an auxiliary motor (67) is erected above the main motor (66), a dirty disc (68) is arranged at the bottom end of the inner wall of the shell (64), a main calender roll (69) is arranged in the shell (64), an auxiliary calender roll (70) is arranged above the main calender roll (69), a main calender roll shaft (71) penetrating through the shell (64) and the main calender roll (69) is arranged on the main calender roll (69), the right end of the main calender shaft (71) is connected with an output shaft of the main motor (66) through a flange, and an auxiliary calender roll shaft (72) penetrating through the shell (64) and the auxiliary calender roll (70) is arranged on the auxiliary calender roll (70), the auxiliary calender roll is characterized in that the right end of the auxiliary calender roll shaft (72) is connected with an output shaft of the auxiliary motor (67) through a flange, a limiting roll (73) is arranged above the auxiliary calender roll (70), a limiting shaft (74) penetrating through the limiting roll (73) is arranged on the limiting roll (73), a limiting frame (75) is movably connected to the left end and the right end of the limiting shaft (74) respectively, and the top of the limiting frame (75) is welded with the upper end of the shell (64).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010386509.XA CN111571838A (en) | 2020-05-09 | 2020-05-09 | Antibacterial decorative film and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010386509.XA CN111571838A (en) | 2020-05-09 | 2020-05-09 | Antibacterial decorative film and preparation method thereof |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113246505A (en) * | 2021-05-25 | 2021-08-13 | 杭州丹诗丽装饰有限公司 | Production method of environment-friendly high-scratch-resistance PET-G co-extrusion composite decorative film |
| CN113580604A (en) * | 2021-07-28 | 2021-11-02 | 浙江隆源高分子科技有限公司 | EVA sheet production process and equipment |
| CN113788967A (en) * | 2021-10-08 | 2021-12-14 | 泰州市晨光塑业有限公司 | Preparation method and device of anticorrosive heat-resistant PTFE (polytetrafluoroethylene) film |
| CN113861872A (en) * | 2021-10-08 | 2021-12-31 | 泰州市晨光塑业有限公司 | Preparation method and equipment of high-transparency super-tough FEP film |
| CN113910643A (en) * | 2021-10-08 | 2022-01-11 | 泰州市晨光塑业有限公司 | Production method and system of smooth anti-sticking Teflon activation film |
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Application publication date: 20200825 |