Mechanism for preventing paper and ink from being adhered to printing plate

Abstract

The utility model relates to the field of printing, in particular to a printing plate mechanism for preventing paper printing ink from adhering, which comprises a printing plate, a heating component, an image-text bulge, a small bulge and a handle, the small protruding structures are arranged on the surface of the printing plate, the actual contact area between paper and the printing plate can be reduced, an air cushion can be formed between airflow and the printing plate through the communicated air hole structures, the paper is prevented from making close contact with printing ink, and the heating assembly is arranged, so that the printing plate is heated. The temperature of the printing plate can be properly adjusted in the printing process to adjust the fluidity of printing ink and the physical property of paper, and the adhesion condition of the printing ink of the paper can be reduced under the mutual cooperation of all the structures, so that a very good anti-adhesion effect is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the printing field especially relates to a printing plate prevents paper ink stickiness mechanism. BACKGROUND

[0002] Printing is the process of transferring the information on the original to the printing material, specifically, it uses analog or digital image carrier to transfer ink or other color agent to paper, textile, plastic and other printing materials to realize batch copying of information, printing plate, simply called plate, is a printing information carrier used to transfer ink to printing material, which determines the quality and effect of the printed matter, the plate is divided into information part and non-information part, the information part is inked, and the non-information part does not absorb ink, according to the manufacturing process and characteristics, the plate can be divided into four types of relief plate, intaglio plate, lithographic plate and hole plate, the accurate manufacturing and selection of the printing plate are crucial to ensure the clarity and overall quality of the printed matter.

[0003] The existing printing plate is usually composed of a printing plate with an integral structure and the text printed on the surface of the printing plate, and the structure is relatively simple, the viscosity of the ink itself is large, which easily leads to difficulty in transferring, uneven ink amount, and the ink after printing is not fully dried or affected by the printing speed and environmental humidity, which further easily causes paper sticking.

[0004] Therefore, in view of the above-mentioned problem that the existing printing plate usually does not have an anti-sticking structure and easily causes paper ink sticking during printing, a printing plate with an anti-sticking mechanism can be designed to effectively prevent paper ink sticking, by setting small protruding structures on the surface of the plate, the actual contact area between the paper and the plate can be reduced, by setting interconnected air hole structures, an air cushion can be formed between the air flow and the plate to prevent the paper and the ink from being in close contact, and by setting a heating assembly, the temperature of the plate can be appropriately adjusted during printing to adjust the fluidity of the ink and the physical properties of the paper, and under the cooperation of various structures, the sticking of the paper ink can be reduced, thereby achieving good anti-sticking effect. SUMMARY

[0005] In order to overcome the problem that the existing printing plate usually does not have an anti-sticking structure and easily causes paper ink sticking during printing.

[0006] The technical scheme of the utility model discloses: a printing plate paper ink sticking prevention mechanism, including printing plate, heating assembly, figure and text convex, small convex and handle, the upper end of printing plate is from top to bottom in turn and equally distributed and is printed with three groups of figure and text convex for printing, the upper end of printing plate is located at the adjacent two sides of each group of figure and text convex and is linearly distributed and is equally distributed and is fixedly installed with small convex for preventing paper ink sticking, the left and right two ends of printing plate are all two -two symmetry and equally distributed and are through and are provided with through -hole for the air entering, the upper end of printing plate and the position corresponding with each group of through -hole are all equally distributed and are provided with air hole for increasing the air permeability of paper and reducing the paper and printing plate surface contact area from left to right, the air hole and through -hole are interconnected, the right end of printing plate is fixedly installed with heating assembly for controlling printing plate temperature and reducing paper ink sticking, the front and rear two ends of printing plate are relatively arranged and are fixedly installed with two groups of handle for conveniently lifting printing plate.

[0007] Preferably, by setting small convex structure on the surface of printing plate, the actual contact area between paper and printing plate can be reduced, by setting air hole structure interconnected, air cushion can be formed between air flow and printing plate, preventing paper and ink from being in close contact, and by setting heating assembly, the temperature of printing plate can be adjusted during printing to adjust the fluidity of ink and the physical properties of paper, and the sticking of paper ink can be reduced under the cooperation of various structures, thereby achieving good anti-sticking effect.

[0008] As preferred, the heating assembly comprises a temperature controller, U-shaped heating wires, heat-conducting wires and a temperature sensing head, three groups of U-shaped heating wires for heating are embedded and installed in the printing plate in an equal distribution manner, and the three groups of U-shaped heating wires are located below the three groups of figure and text convexes respectively.

[0009] As preferred, the ends of the three groups of U-shaped heating wires extend to the outside of the printing plate through the heat-conducting wires and are fixedly connected, and a temperature controller for controlling the temperature and working state of the U-shaped heating wires is fixedly installed at the middle part of the heat-conducting wires.

[0010] As preferred, the temperature sensing head for real-time detection of the temperature change of the printing plate is fixedly installed at one end of the temperature controller close to the printing plate through a lead wire, and the temperature sensing head extends to the inside of the printing plate through the outside of the printing plate.

[0011] As preferred, the temperature controller is provided with a temperature sensing element for detecting the ambient temperature, a controller for receiving the signal of the temperature sensing element and controlling the switch of the heating wires, and an output element for controlling the power supply of the heating wires according to the instruction of the controller, and the front end of the temperature controller is provided with a display for setting and controlling each module.

[0012] As preferred, the surface of the printing plate is coated with a layer of fluorocarbon paint for anti-sticking, and the specific positions of the small protrusions for paper ink sticking are flexibly set according to the actual printing position of the graphic protrusions, the small protrusions are suitable for letterpress printing and lithographic printing, and for gravure printing and aperture printing, the small protrusions can be set as a recessed structure to prevent paper ink sticking.

[0013] As preferred, the lower end of the printing plate is attached with an anti-skid pad for increasing friction, and the lower end of the anti-skid pad is linearly and uniformly provided with grooves for anti-skid.

[0014] The printing plate anti-paper ink sticking mechanism has the advantages that:

[0015] 1. By setting the small protrusion structure on the surface of the printing plate, the actual contact area between the paper and the printing plate can be reduced, by setting the air hole structure in communication with each other, the air cushion can be formed between the air flow and the printing plate, the paper and the ink are prevented from being in close contact, and by setting the heating assembly, the temperature of the printing plate can be appropriately adjusted during printing to adjust the fluidity of the ink and the physical properties of the paper, and under the cooperation of various structures, the sticking of the paper ink can be reduced, thereby achieving good anti-sticking effect. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 The printing plate anti-paper ink sticking mechanism is shown as a whole three-dimensional structure schematic view.

[0017] Figure 2 The printing plate anti-paper ink sticking mechanism is shown as another angle three-dimensional structure schematic view.

[0018] Figure 3 The printing plate anti-paper ink sticking mechanism is shown as a printing plate three-dimensional structure schematic view.

[0019] Figure 4 The printing plate anti-paper ink sticking mechanism is shown as a heating assembly three-dimensional structure schematic.

[0020] The reference signs are as follows: 1, printing plate; 3, graphic protrusion; 4, small protrusion; 5, through hole; 6, air hole; 7, handle; 8, anti-skid pad; 9, groove; 201, temperature controller; 202, U-shaped heating wire; 203, heat conducting wire; 204, temperature sensing head. DETAILED DESCRIPTION

[0021] The utility model is further described in combination with the drawings and examples.

[0022] Please refer to Figures 1-3The utility model provides a kind of embodiment: a printing plate prevents paper ink stickiness mechanism, including printing plate 1, heating assembly, figure and text protrusion 3, small protrusion 4 and handle 7, the upper end of printing plate 1 is sequentially equally distributed with three groups of figure and text protrusion 3 for printing, the upper end of printing plate 1 is linearly distributed and fixedly installed with small protrusion 4 for preventing paper ink stickiness in adjacent two sides of each group of figure and text protrusion 3, the left and right ends of printing plate 1 are all symmetrically equally distributed and are provided with through hole 5 for air entering, the upper end of printing plate 1 is equally distributed and provided with air hole 6 for increasing the air permeability of paper and reducing the surface contact area between paper and printing plate 1 in the position corresponding to each group of through hole 5 from left to right, air hole 6 and through hole 5 are interconnected, heating assembly for controlling the temperature of printing plate 1 to reduce paper ink stickiness is fixedly installed at the right end of printing plate 1, handle 7 for facilitating lifting printing plate 1 is fixedly installed at the front and rear ends of printing plate 1.

[0023] Please refer to Figures 2-3 In the embodiment, the surface of printing plate 1 is coated with a layer of fluorocarbon paint for preventing stickiness, the specific position of small protrusion 4 for preventing paper ink stickiness is flexibly set according to the actual printing position of figure and text protrusion 3, small protrusion 4 is suitable for letterpress printing and lithographic printing, for gravure printing and hole plate printing, small protrusion 4 can be set as a recessed structure to prevent paper ink stickiness, anti-skid pad 8 for increasing friction is attached to the lower end of printing plate 1, recess 9 for preventing skid is linearly distributed and provided at the lower end of anti-skid pad 8.

[0024] Please refer to Figure 4 In the embodiment, heating assembly includes temperature controller 201, U-shaped heating wire 202, heat conducting wire 203 and temperature sensing head 204, three groups of U-shaped heating wire 202 for heating are equally embedded and installed in the inside of printing plate 1, three groups of U-shaped heating wire 202 are respectively located below three groups of figure and text protrusion 3, the end of three groups of U-shaped heating wire 202 all extends to the outside through printing plate 1 and is fixedly connected through heat conducting wire 203, temperature controller 201 for controlling the temperature and working state of U-shaped heating wire 202 is fixedly installed at the middle part of heat conducting wire 203, temperature sensing head 204 for real-time detecting the temperature change of printing plate 1 is fixedly installed at one end of temperature controller 201 close to printing plate 1 through lead wire, temperature sensing head 204 extends to the inside through the outside of printing plate 1, temperature controller 201 is respectively provided with temperature sensing element for detecting ambient temperature, controller for receiving temperature sensing element signal and controlling heating wire switch, output element for controlling the on-off of heating wire power supply according to controller instruction, display for setting and controlling each module is provided at the front end of temperature controller 201, the model of temperature controller 201 is CHB401.

[0025] In the process of work, first by the handle 7 to the corresponding flat table to put the printing plate 1, so that the printing plate 1 lower end of the non-slip mat 8 and the table tightly;

[0026] Then according to the actual printing needs of ink brush on the printing plate 1 surface of the text and pictures of the convex 3 or other required position, and then put the paper on the surface of the printing plate 1, using a brush or other special tools in the fast and uniform wiping or dragging, so that the ink can be evenly transferred from the printing plate 1 to the paper, in this process, the need to control the force and speed to ensure that the text is clear and not damaged;

[0027] In the process of printing, by the small convex 4 to reduce the actual contact area between the paper and the printing plate 1, by the air hole 6 communicated with the through hole 5 between the air flow and the printing plate 1 to form the air cushion, prevent the paper and ink close contact, by the temperature sensing head 204 on the heating assembly to detect the temperature change of the printing plate 1 in real time, and through the temperature controller 201 control U type heating wire 202 to the printing plate 1 heating treatment, by adjusting the temperature of the printing plate 1 to adjust the liquidity of the ink and the physical properties of the paper;

[0028] Finally, after the text on the paper is clear, carefully from the front to the back slowly open the paper, to avoid damage to the printed text, thus, the printing is completed.

[0029] Through the above steps, by setting the small convex 4 structure on the surface of the printing plate 1, the actual contact area between the paper and the printing plate 1 can be reduced, by setting the air hole 6 structure communicated with each other, the air cushion can be formed between the air flow and the printing plate 1, prevent the paper and ink close contact, and by setting the heating assembly, the temperature of the printing plate 1 can be adjusted to adjust the liquidity of the ink and the physical properties of the paper in the process of printing, under the cooperation of each structure can reduce the paper ink adhesion, so as to play a good anti adhesion effect, to solve the existing printing plate is usually composed of a one-piece structure of the printing plate and the surface of the text and pictures, the structure is relatively simple, due to the ink itself viscosity, easy to lead to the transfer difficulty, uneven ink, and the ink after printing is not fully dried or affected by the printing speed and environmental humidity, and then easy to cause the paper sticking problem.

Claims

1. A printing plate anti-paper ink sticking mechanism comprising a printing plate (1); characterized in that: It also includes heating components, graphic convex (3), small convex (4) and handle (7), the upper end of the printing plate (1) is sequentially and equally distributed from top to bottom with three groups of graphic convex (3) for printing, the upper end of the printing plate (1) is linearly distributed and evenly fixed on both sides of each group of graphic convex (3) for preventing paper ink adhesion, the left and right ends of the printing plate (1) are symmetrically and equally distributed with through holes (5) for air entering, the upper end of the printing plate (1) is equally distributed from left to right with air holes (6) for increasing the air permeability of paper and reducing the contact area between paper and the surface of the printing plate (1), the air holes (6) and the through holes (5) are in communication, the right end of the printing plate (1) is fixedly installed with a heating component for controlling the temperature of the printing plate (1) to reduce paper ink adhesion, the front and rear ends of the printing plate (1) are oppositely fixedly installed with two groups of handles (7) for conveniently lifting the printing plate (1).

2. A printing plate paper adhesion prevention ink sticking mechanism according to claim 1, characterized in that: The heating component includes a temperature controller (201), a U-shaped heating wire (202), a heat conducting wire (203) and a temperature sensing head (204), the inside of the printing plate (1) is equally distributed with three groups of U-shaped heating wires (202) for heating, the three groups of U-shaped heating wires (202) are respectively located below the three groups of graphic convexes (3).

3. A printing plate paper adhesion prevention ink sticking mechanism according to claim 2, wherein: The ends of the three groups of U-shaped heating wires (202) are fixedly connected through the heat conducting wire (203) extending to the outside of the printing plate (1), the middle part of the heat conducting wire (203) is fixedly installed with a temperature controller (201) for controlling the temperature and working state of the U-shaped heating wire (202).

4. A printing plate paper adhesion prevention ink sticking mechanism according to claim 2, wherein: The end of the temperature controller (201) close to the printing plate (1) is fixedly installed with a temperature sensing head (204) for real-time detecting the temperature change of the printing plate (1), the temperature sensing head (204) extends to the inside of the printing plate (1) through the outside of the printing plate (1).

5. A printing plate paper adhesion prevention ink sticking mechanism according to claim 2, wherein: The inside of the temperature controller (201) is respectively provided with a temperature sensing element for detecting the ambient temperature, a controller for receiving the temperature sensing element signal and controlling the heating wire switch, and an output element for controlling the heating wire power supply according to the controller instruction, the front end of the temperature controller (201) is provided with a display for setting and controlling each module.

6. A printing plate paper adhesion prevention ink sticking mechanism according to claim 1, wherein: The surface of the printing plate (1) is coated with a layer of fluorocarbon paint for preventing adhesion, the specific position of the small convex (4) for preventing paper ink adhesion is flexibly set according to the actual printing position of the graphic convex (3), the small convex (4) is suitable for letterpress printing and lithographic printing, for gravure printing and hole plate printing, the small convex (4) can be set as a recessed structure to prevent paper ink adhesion.

7. A printing plate paper adhesion prevention ink sticking mechanism according to claim 1, wherein: The lower end of the printing plate (1) is attached with an anti-skid pad (8) for increasing friction, the lower end of the anti-skid pad (8) is linearly distributed and evenly provided with grooves (9) for anti-skid.

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