Magnetization plate making process of metal film screen printing plate
Technical Field
The invention relates to the technical field of printing screens, in particular to a magnetization plate making process of a metal film screen.
Background
The metal film screen plate structure is a combination of nickel sheets and steel wire gauze.
There are two types of bonding known at present, one adhesive and one electroplating, both of which have disadvantages in the use of screen printing plates.
However, the magnetic plate making process of the metal film screen used at present has the following problems:
at present, a metal film screen printing plate is adhered in a gluing mode on the market, a layer of glue is coated on a nickel sheet, and the nickel sheet is combined with a gauze through conditions of heating, illumination, baking and the like, as shown in figure 1; the gluing process has the defects that the ductility of glue is large, when the glue is used, the gauze drives the glue, the glue drives the nickel sheet, the ductility of the glue is large, the force is lost in the process of pulling the nickel sheet by the glue, and the nickel sheet has small deformation and poor printing performance;
electroplating in a second metal film screen plate attaching mode on the market at present, fixing a nickel sheet and a steel wire gauze, and putting the nickel sheet and the steel wire gauze into electroplating liquid for electroplating combination, as shown in figure 2; the electroplating process has the disadvantages that the diameter and the thickness of the steel wire mesh yarn are increased, and the practicability of the screen printing plate is poor.
Based on the situation, the invention provides a magnetization plate making process of a metal film screen printing plate, which can effectively solve the problems.
Disclosure of Invention
The invention aims to provide a magnetization plate making process of a metal film screen. The magnetization plate making process of the metal film screen printing plate adopts magnetization, the principle is that the nickel sheet and the steel wire gauze have ferromagnetism, the defects in the existing laminating process (the two processes) can be perfectly overcome, the advantage of recycling the steel wire gauze can be realized, and the cost of the screen printing plate is greatly reduced.
In order to solve the technical problems, the technical scheme provided by the invention is as follows:
a magnetization plate making process of a metal film screen printing plate comprises the following steps:
s1, laying the steel wire mesh on a workbench;
s2, making the nickel sheet have ferromagnetism;
s3, placing a nickel sheet above the steel wire mesh;
s4, adhering the ferromagnetic nickel sheet to the steel wire mesh, and adsorbing the ferromagnetic nickel sheet on the steel wire mesh;
wherein, the steps S1 and S2 are not in sequence.
The magnetization plate making process of the metal film screen printing plate adopts magnetization, the principle is that the nickel sheet and the steel wire gauze have ferromagnetism, the defects in the existing laminating process (the two processes) can be perfectly overcome, the advantage of recycling the steel wire gauze can be realized, and the cost of the screen printing plate is greatly reduced.
Preferably, in step S2, the method for making the nickel sheet ferromagnetic includes placing the nickel sheet in a magnetizing apparatus, and magnetizing to make the nickel sheet ferromagnetic.
Preferably, in step S2, the method for making the nickel plate have ferromagnetism includes connecting the nickel plate, the switch and the power supply in series through a lead, wherein the front end of the lead is connected to the front side of the nickel plate, and the rear end of the lead is connected to the rear side of the nickel plate; then closing the switch to make the nickel plate have ferromagnetism; the switch is switched off, so that the nickel sheet loses ferromagnetism.
Preferably, in step S2, the nickel sheet is processed by any one of a laser etching process, a laser engraving process and a chemical electroforming process to obtain a desired shape.
Preferably, in step S2, the nickel sheet is processed by a laser etching process to obtain a desired shape.
Preferably, the etching laser used in the laser etching process of the nickel plate is any one of nanosecond laser, picosecond laser and femtosecond laser.
Preferably, the etching laser used in the laser etching process of the nickel sheet is femtosecond laser.
The invention also provides a metal film screen printing plate which is manufactured by adopting the magnetization plate making process of the metal film screen printing plate.
Compared with the prior art, the invention has the following advantages and beneficial effects:
the magnetization plate making process of the metal film screen printing plate adopts magnetization, the principle is that the nickel sheet and the steel wire gauze have ferromagnetism, the defects in the existing laminating process (the two processes) can be perfectly overcome, the advantage of recycling the steel wire gauze can be realized, and the cost of the screen printing plate is greatly reduced.
The magnetization plate making process of the metal film screen printing plate adopts the principle of an electromagnetic relay, so that a nickel sheet has magnetism in a power-on state and is adsorbed on a steel wire gauze; after the power is cut off, the screen printing plate is nonmagnetic, the nickel sheet is separated from the steel wire gauze, the recycling of the steel wire gauze is simplified to the greatest extent, the advantages are obvious, and the screen printing plate cost is greatly reduced.
Drawings
FIG. 1 is a schematic representation of the gluing process described in the prior art of the present invention;
FIG. 2 is a schematic illustration of an electroplating process as described in the prior art of the present invention;
fig. 3 is a schematic view of a magnetization plate making process of a metal film screen according to the present invention.
Detailed Description
In order that those skilled in the art will better understand the technical solutions of the present invention, the following description of the preferred embodiments of the present invention is provided in connection with specific examples, which should not be construed as limiting the present patent.
Example 1:
as shown in fig. 3, a magnetic plate making process of a metal film screen comprises the following steps:
s1, laying the steel wire mesh 2 on a workbench;
s2, making the nickel sheet 1 have ferromagnetism;
s3, placing the nickel sheet 1 above the steel wire mesh 2;
s4, attaching the ferromagnetic nickel sheet 1 to the steel wire mesh 2, and adsorbing the ferromagnetic nickel sheet 1 on the steel wire mesh 2;
wherein, the steps S1 and S2 are not in sequence.
Preferably, in step S2, the method for making the nickel sheet 1 ferromagnetic includes placing the nickel sheet 1 in a magnetizing apparatus, and magnetizing to make the nickel sheet 1 ferromagnetic.
Preferably, in step S2, the method for making the nickel plate 1 ferromagnetic includes connecting the nickel plate 1, the switch 52 and the power supply 51 in series through a lead, wherein the lead front end 531 is connected to the front side of the nickel plate 1, and the lead rear end 532 is connected to the rear side of the nickel plate 1; then the switch 52 is closed, so that the nickel sheet 1 has ferromagnetism; the switch 52 is turned off, so that the nickel plate 1 loses ferromagnetism.
Preferably, in step S2, the nickel plate 1 is processed by any one of a laser etching process, a laser engraving process and a chemical electroforming process to obtain a desired shape.
Preferably, in step S2, the nickel plate 1 is processed by a laser etching process to obtain a desired shape.
Preferably, the etching laser used in the laser etching process of the nickel plate 1 is any one of nanosecond laser, picosecond laser and femtosecond laser.
Preferably, the etching laser used in the laser etching process of the nickel plate 1 is a femtosecond laser.
The invention also provides a metal film screen printing plate which is manufactured by adopting the magnetization plate making process of the metal film screen printing plate.
Example 2:
as shown in fig. 3, a magnetic plate making process of a metal film screen comprises the following steps:
s1, laying the steel wire mesh 2 on a workbench;
s2, making the nickel sheet 1 have ferromagnetism;
s3, placing the nickel sheet 1 above the steel wire mesh 2;
s4, attaching the ferromagnetic nickel sheet 1 to the steel wire mesh 2, and adsorbing the ferromagnetic nickel sheet 1 on the steel wire mesh 2;
wherein, the steps S1 and S2 are not in sequence.
In this embodiment, in step S2, the method for making nickel sheet 1 ferromagnetic is to place the nickel sheet 1 in a magnetizing machine for magnetizing to make nickel sheet 1 ferromagnetic.
In this embodiment, in step S2, the nickel sheet 1 is processed by a laser etching process to obtain a desired shape.
In this embodiment, the etching laser used in the laser etching process of the nickel plate 1 is a femtosecond laser.
In this embodiment, a metal film screen is further provided, which is manufactured by the magnetization plate making process of the metal film screen as described above.
Example 3:
as shown in fig. 3, a magnetic plate making process of a metal film screen comprises the following steps:
s1, laying the steel wire mesh 2 on a workbench;
s2, making the nickel sheet 1 have ferromagnetism;
s3, placing the nickel sheet 1 above the steel wire mesh 2;
s4, attaching the ferromagnetic nickel sheet 1 to the steel wire mesh 2, and adsorbing the ferromagnetic nickel sheet 1 on the steel wire mesh 2;
wherein, the steps S1 and S2 are not in sequence.
In this embodiment, in step S2, the method for making the nickel plate 1 ferromagnetic includes connecting the nickel plate 1, the switch 52 and the power supply 51 in series via a conducting wire, wherein the front end 531 of the conducting wire is connected to the front side of the nickel plate 1, and the rear end 532 of the conducting wire is connected to the rear side of the nickel plate 1; then the switch 52 is closed, so that the nickel sheet 1 has ferromagnetism; the switch 52 is turned off, so that the nickel plate 1 loses ferromagnetism.
In this embodiment, in step S2, the nickel plate 1 is processed by a laser engraving process to obtain a desired shape.
In this embodiment, the etching laser used in the laser engraving process of the nickel plate 1 is a nanosecond laser.
In this embodiment, a metal film screen is further provided, which is manufactured by the magnetization plate making process of the metal film screen as described above.
Example 4:
as shown in fig. 3, a magnetic plate making process of a metal film screen comprises the following steps:
s1, laying the steel wire mesh 2 on a workbench;
s2, making the nickel sheet 1 have ferromagnetism;
s3, placing the nickel sheet 1 above the steel wire mesh 2;
s4, attaching the ferromagnetic nickel sheet 1 to the steel wire mesh 2, and adsorbing the ferromagnetic nickel sheet 1 on the steel wire mesh 2;
wherein, the steps S1 and S2 are not in sequence.
In this embodiment, in step S2, the method for making nickel sheet 1 ferromagnetic is to place the nickel sheet 1 in a magnetizing machine for magnetizing to make nickel sheet 1 ferromagnetic.
In this embodiment, in step S2, the nickel sheet 1 is processed by a chemical electroforming process to obtain a desired shape.
In this embodiment, a metal film screen is manufactured by the above-mentioned magnetization plate making process of the metal film screen.
Unless otherwise specified, in the present invention, if there is an orientation or positional relationship indicated by terms of "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc., based on the orientation or positional relationship shown in the drawings, it is only for convenience of describing the present invention and simplifying the description, rather than to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore, the terms describing orientation or positional relationship in the present invention are for illustrative purposes only, and should not be construed as limiting the present patent, specific meanings of the above terms can be understood by those of ordinary skill in the art in light of the specific circumstances in conjunction with the accompanying drawings.
The above is only a preferred embodiment of the present invention, and it should be noted that the above preferred embodiment should not be considered as limiting the present invention, and the protection scope of the present invention should be subject to the scope defined by the claims. It will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the spirit and scope of the invention, and these modifications and adaptations should be considered within the scope of the invention.