CN215620791U

CN215620791U - Multilayer printing device for PVC (polyvinyl chloride) film

Info

Publication number: CN215620791U
Application number: CN202122304828.4U
Authority: CN
Inventors: 刘亚涛; 任嗣磊; 王伟; 李童; 汪庆辉
Original assignee: Hebei Zhengyang New Material Co ltd
Current assignee: Hebei Zhengyang New Material Co ltd
Priority date: 2021-09-23
Filing date: 2021-09-23
Publication date: 2022-01-25
Anticipated expiration: 2031-09-23

Abstract

The utility model provides a multilayer printing device for PVC films, which comprises a support plate, a guide wheel frame, a support frame, an overturning roller, an overturning shaft, an overturning sprocket, a printing roller frame, a printing roller and an ink box, wherein the overturning shaft is sleeved with the overturning roller, the circumference of the overturning roller is in an annular array and is provided with a plurality of cylinders, the action end of each cylinder is provided with the printing roller frame, the overturning roller rotates, the printing rollers are arranged on the overturning roller in an annular array, the required printing roller is selected to be tangent with the films during printing, the printing roller frame is pushed to sink through cylinder operation, the accurate contact between the printing roller and the surfaces of the films is ensured, the films can be printed under the cooperation of the printing rollers through the propulsion of the films, the printing rollers are arranged on the overturning roller in an alternate mode at any time, and the multilayer circulation printing operation can be realized, the printing efficiency can be improved, and the printing accuracy is ensured.

Description

Multilayer printing device for PVC (polyvinyl chloride) film

Technical Field

The utility model belongs to the technical field of PVC film production, relates to a PVC film printing technology, and particularly relates to a multilayer printing device for PVC films.

Background

The PVC film is mainly composed of polyvinyl chloride, and other components are added to enhance the heat resistance, toughness, ductility and the like of the PVC film, the uppermost layer of the surface film is paint, the middle main component is polyvinyl chloride, the lowermost layer is back-coated with adhesive, the PVC film is a synthetic material which is popular, popular and widely applied in the world at present, the global usage amount of the PVC film is higher than the second in various synthetic materials, and the PVC is the most suitable material in the materials capable of producing three-dimensional surface films;

present polychrome printing machine is when printing, scribble each printing roller surface with the printing ink of each base colour, accomplish the preparation through many times printing, at the printing in-process, need carry out artifical the change to various printing rollers, at the change in-process, the printing roller is polluted easily, lead to printing ink coating inhomogeneous, influence production quality, the amount of labour is great, printing efficiency is limited, at the printing in-process, because printing ink can not in time dry, can be after the printing, the situation of production ghost image, influence printing quality, therefore, need design the multilayer printing device of PVC film.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide a multilayer printing device for PVC films so as to solve the problems in the background technology.

The purpose of the utility model can be realized by the following technical scheme: multilayer printing device of PVC film, including backup pad, leading wheel, direction wheel carrier, support frame, upset roller, trip shaft, upset sprocket, printing roller frame, printing roller, ink horn, cylinder, output motor, output sprocket, driving chain and dry structure, a plurality of direction wheel carriers are installed side by side to the both sides top side of backup pad, install the leading wheel through the shaft cooperation on the direction wheel carrier, the support frame welds the top side of dress in the backup pad, install the trip shaft on the support frame, the cover is equipped with the trip roller on the trip shaft, annular array is personally submitted to the circumference of trip roller and installs a plurality of cylinders, the printing roller frame is installed to the effect end of cylinder, the printing roller is installed through the roller cooperation in the inside of printing roller frame, the ink horn is installed to one side of printing roller frame.

Furthermore, an output motor is installed on the bottom side of the supporting plate, an output chain wheel is installed on a rotating shaft of the output motor, a turnover sprocket is installed on a rotating shaft of the turnover shaft, and the turnover sprocket and the output chain wheel are sleeved with the transmission chain.

Further, the ink box is arranged on one side of the printing roller, and an ink discharging opening of the ink box is tangent to the roller surface of the printing roller.

Furthermore, a plurality of guide wheels are arranged on the top side of the supporting plate, and a power motor is installed on the guide wheel frame in a matching mode.

Further, the both ends of backup pad are provided with dry construction respectively, dry construction includes heating cabinet, cartridge heater, honeycomb duct, tuber pipe and otter board, the inside of heating cabinet is fixed with the otter board, install two rows of tuber pipes on the both sides tank wall of heating cabinet respectively, the top side at the heating cabinet is fixed to the cartridge heater.

Furthermore, the heating cylinder is connected with the air pipe in series through a flow guide pipe, and an electric heating pipe and a fan are installed inside the heating cylinder.

Furthermore, the screen plate is arranged in parallel with the top side surface of the supporting plate, and the pipe openings of the two rows of air pipes are respectively arranged on the upper side and the lower side of the screen plate.

The utility model has the beneficial effects that: according to the multilayer printing device for the PVC film, the turnover roller rotates, the printing rollers are arranged on the turnover roller in an annular array, the required printing rollers are selected to be tangent to the film during printing, the printing roller frame is pushed to sink through cylinder operation, the accurate contact between the printing rollers and the surface of the film is ensured, the film can be printed under the cooperation of the printing rollers through the propelling of the film, the printing rollers are arranged on the turnover roller, the printing can be rotated at any time, the multilayer circulation printing operation can be realized, the printing efficiency can be improved, and the printing accuracy is ensured;

in the printing process, at the rotation cooperation of direction wheel carrier, can realize the reciprocal propelling movement of film, film propelling movement to the heating cabinet after will printing, through the inside electrothermal tube and the fan circular telegram operation of cartridge heater, can realize the heating to the air, hot-air passes through the honeycomb duct and carries to the tuber pipe on, be provided with the tuber pipe respectively in the upper and lower both sides of otter board, can realize the circulation water conservancy diversion of hot-air, improve the drying rate of printing ink after the printing, just at the leading wheel, the reversal rotation is by turns, drive film along horizontal direction reciprocating motion, the film gets into the heating cabinet of two differences in turn, can accelerate printing efficiency, avoid the printing ghost image, guarantee printing quality, through better cooperation multilayer printing operation.

Drawings

In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.

FIG. 1 is a schematic view of the overall side-view perspective structure of a multilayer printing device for PVC film of the present invention;

FIG. 2 is a schematic view of the overall front perspective structure of the multi-layer printing device for PVC film of the present invention;

FIG. 3 is a schematic diagram of the overall front view structure of the multi-layer printing device for PVC film of the present invention;

in the figure: 1. a support plate; 2. a guide wheel; 3. a guide wheel carrier; 4. a support frame; 5. turning over the roller; 6. a turning shaft; 7. overturning the sprocket; 8. a printing roller frame; 9. a printing roller; 10. an ink cartridge; 11. a cylinder; 12. an output motor; 13. an output sprocket; 14. a drive chain; 15. drying the structure; 151. a heating box; 152. a heating cylinder; 153. a flow guide pipe; 154. an air duct; 155. a mesh plate.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1-3, the multilayer printing device for PVC film comprises a support plate 1, a guide wheel 2, a guide wheel frame 3, a support frame 4, a turnover roller 5, a turnover shaft 6, a turnover sprocket 7, a printing roller frame 8, a printing roller 9, an ink box 10, an air cylinder 11, an output motor 12, an output sprocket 13, a transmission chain 14 and a drying structure 15, wherein a plurality of guide wheel frames 3 are arranged on the top side of the support plate 1 in parallel, the guide wheel 2 is arranged on the guide wheel frames 3 in a matching way through a wheel shaft, the support frame 4 is welded on the top side of the support plate 1, the turnover shaft 6 is arranged on the support frame 4, the turnover roller 5 is sleeved on the turnover shaft 6, a plurality of air cylinders 11 are arranged on the circumferential surface of the turnover roller 5 in a circular array, the printing roller frame 8 is arranged at the action end of the air cylinder 11, the printing roller 9 is arranged in the printing roller frame 8 in a matching way through a roller shaft, the ink box 10 is arranged on one side of the printing roller frame 8, can better match with ink jet operation.

Output motor 12 is installed to the bottom side of backup pad 1, install output sprocket 13 in output motor 12's the pivot, install upset sprocket 7 in the pivot of

trip shaft

6, 14 suits of driving chain are on upset sprocket 7 and output sprocket 13, ink horn 10 sets up the one side at printing roller 9, the row's of ink horn 10 mouth is tangent with the roll surface of printing roller 9, when printing, it is tangent with the film to select the printing roller 9 that needs, through the operation of cylinder 11, promote printing roller frame 8 and sink, guarantee that printing roller 9 and film surface accurate contact, through the propulsion of film, under the cooperation of printing roller 9, can realize the printing to the film, through be provided with a plurality of printing rollers 9 on trip roller 5, can alternate the printing at any time, can realize that the multilayer circulation carries out the printing operation, can improve printing efficiency, guarantee the degree of accuracy of printing.

The top side of the support plate 1 is provided with a plurality of guide wheels 2, the guide wheel frame 3 is provided with a power motor in a matching way, two ends of the support plate 1 are respectively provided with a drying structure 15, the drying structure 15 comprises a heating box 151, a heating cylinder 152, a guide pipe 153, an air pipe 154 and an air net plate 155, the inside of the heating box 151 is fixed with the air net plate 155, two exhaust air pipes 154 are respectively arranged on two side box walls of the heating box 151, the heating cylinder 152 is fixed on the top side of the heating box 151, the heating cylinder 152 and the air pipe 154 are connected in series through the guide pipe 153, an electric heating pipe and a fan are arranged inside the heating cylinder 152, the air pipe 155 and the top side surface of the support plate 1 are arranged in parallel, pipe openings of the air pipe 154 are respectively arranged on the upper side and the lower side of the air pipe 155, the heating of air can be realized through the electrification operation of the electric heating pipe 152, the hot air is conveyed to the air pipe 154 through the guide pipe 153, the air pipe 154 is respectively arranged on the upper side and the lower side of the air pipe 155, can realize the circulation water conservancy diversion of hot-air, improve the drying rate of printing ink after the printing, just, the reversal rotation at leading wheel 2 drives the film along horizontal direction reciprocating motion, and the film gets into in the heating cabinet 151 of two differences in turn, can accelerate printing efficiency, avoids the printing ghost image, guarantees the printing quality, through better cooperation multilayer printing operation.

The utility model is implemented specifically as follows: when in use, a printing film is placed on the supporting plate 1, the guide wheel frame 3 is driven to rotate through the cooperation of motor operation on the guide wheel 2, the film is conveyed, the output motor 12 drives the output chain wheel 13 to rotate during printing, the rotation of the turnover chain teeth 7 is realized through the cooperation of the transmission chain 14, the turnover shaft 6 is driven to rotate, the rotation of the turnover roller 5 is realized, a plurality of printing rollers 9 are arranged on the turnover roller 5 in an annular array, the required printing rollers 9 are selected to be tangent to the film during printing, the printing roller frame 8 is pushed to sink through the operation of the air cylinder 11, the accurate contact between the printing rollers 9 and the surface of the film is ensured, the film can be printed through the propelling of the film under the cooperation of the printing rollers 9, the printing operation can be carried out through the rotation of the plurality of the printing rollers 9 on the turnover roller 5 at any time, and the multi-layer circulation printing operation can be realized, the printing efficiency can be improved, and the printing accuracy is ensured;

in the printing process, in the rotation cooperation of leading wheel carrier 3, can realize the reciprocal propelling movement of film, in film propelling movement to heating cabinet 151 after will printing, through the inside electrothermal tube and the fan circular telegram operation of cartridge heater 152, can realize the heating to the air, hot-air passes through honeycomb duct 153 and carries to on the tuber pipe 154, be provided with tuber pipe 154 respectively in the upper and lower both sides of otter board 155, can realize the circulation water conservancy diversion of hot-air, improve the drying rate of printing ink after the printing, just, the reversal is rotated at leading wheel 2, drive the film along the horizontal direction reciprocating motion, the film gets into in the heating cabinet 151 of two differences in turn, can accelerate printing efficiency, avoid printing the ghost image, guarantee printing quality, through better cooperation multilayer printing operation.

The preferred embodiments of the utility model disclosed above are intended to be illustrative only. The preferred embodiments are not exhaustive and do not limit the utility model to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best utilize the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

The multilayer printing device for the PVC film is characterized by comprising a supporting plate (1), guide wheels (2), guide wheel frames (3), a supporting frame (4), a turning roller (5), turning shafts (6), a printing roller frame (8), a printing roller (9), an ink box (10) and air cylinders (11), wherein a plurality of guide wheel frames (3) are arranged on the top sides of the two sides of the supporting plate (1) in parallel, the guide wheels (2) are arranged on the guide wheel frames (3) in a matched mode through wheel shafts, the supporting frame (4) is welded on the top side of the supporting plate (1), the turning shafts (6) are arranged on the supporting frame (4), the turning rollers (5) are sleeved on the turning shafts (6), the circumference of each turning roller (5) is in an annular array and provided with a plurality of air cylinders (11), the printing roller frame (8) is arranged at the action end of each air cylinder (11), the printing roller (9) is arranged inside each printing roller shaft (8) in a matched mode, and an ink box (10) is arranged on one side of the printing roller frame (8).
2. The multilayer printing device for PVC films as claimed in claim 1, wherein an output motor (12) is mounted on the bottom side of the support plate (1), an output chain wheel (13) is mounted on a rotating shaft of the output motor (12), a turnover sprocket (7) is mounted on a rotating shaft of the turnover shaft (6), and a transmission chain (14) is sleeved on the turnover sprocket (7) and the output chain wheel (13).
3. Multilayer printing unit of PVC films according to claim 1, characterized in that said cartridge (10) is arranged on one side of the printing roller (9), the ink outlet of said cartridge (10) being tangential to the roller surface of the printing roller (9).
4. The multilayer printing device of PVC film according to claim 1, characterized in that the top side of the supporting plate (1) is provided with a plurality of guide wheels (2), the guide wheel carrier (3) is fitted with a power motor.
5. The PVC film multilayer printing device according to claim 1, wherein the two ends of the support plate (1) are respectively provided with a drying structure (15), the drying structure (15) comprises a heating box (151), a screen plate (155) is fixed inside the heating box (151), two air exhaust pipes (154) are respectively installed on the two side box walls of the heating box (151), and a heating cylinder (152) is fixed on the top side of the heating box (151).
6. The apparatus for multilayer printing of PVC film according to claim 5, wherein said heating cylinder (152) is connected in series with air duct (154) through a flow guide tube (153), and electric heating tube and blower are installed inside said heating cylinder (152).
7. The apparatus for multi-layer printing of PVC film according to claim 5, wherein the screen (155) is disposed in parallel with the top side of the support plate (1), and the two rows of the nozzles of the air pipes (154) are disposed at the upper and lower sides of the screen (155), respectively.