CN219360563U - Printing equipment and multi-effect pattern and adjustable magnetic orientation device thereof - Google Patents

Abstract

The utility model discloses printing equipment and a multi-effect pattern and adjustable magnetic orientation device thereof, wherein the magnetic orientation device comprises a frame, at least one magnet component, at least one first curing light source, a conveying component for outputting a printing stock and a supporting rod group for supporting the printing stock, wherein the supporting rod group and the conveying component are arranged on the frame, the magnet component can be fixed, lifted, translated and/or rotatably arranged on the frame, the magnet component is positioned at the output end of the conveying component and below the supporting rod group, the first curing light source is positioned above the magnet component, the magnet component can be used for forming a optically variable pattern by magnetic ink on the printing stock, and the operation such as lifting, translation or rotation of the magnet component is utilized to enable the magnetic ink to form the optically variable pattern like dynamic, so that the stereoscopic impression and effect of the optically variable pattern are greatly improved, and the optically variable pattern is cured by the first curing light source, so that the optically variable pattern is dried, and a good visual effect is kept.

Description

Printing equipment and multi-effect pattern and adjustable magnetic orientation device thereof

Technical Field

The utility model relates to the technical field of magnetic optically variable ink printing and magnetic orientation equipment, in particular to printing equipment and a multi-effect pattern and adjustable magnetic orientation device thereof.

Background

Along with the high-speed development of modern industry and the continuous improvement of living standard of people, the quality requirements of the packaging boxes, especially high-grade packaging boxes, in the market are higher and higher, and especially the anti-counterfeiting performance of the packaging boxes is also higher and higher. In recent years, magnetic optically variable pigments have been widely used in various anti-forgery fields, which are capable of arranging and orienting inks along a magnetic field in addition to the optically variable effect of conventional optically variable pigments. Therefore, in the printing and curing process, the interior of the ink layer containing the magnetic optically variable pigment is formed into corresponding specific arrangement directions through a specific magnetic field designed by people, so that the magnetic optically variable pigment can have different angular orientations in different areas, and further, the magnetic optically variable pigment can generate specific three-dimensional optically variable pattern effects on the surface of a printed matter.

In the prior art, in order to obtain different magnetic directional pattern effects, a plurality of magnet splicing combinations are needed in advance, and the corresponding coordination of the light shielding plate with the opening is installed and fixed in advance, for example, the application number: 202111308539.X, named: a single Zhang Ci orientation device and Chinese patent of printing equipment are disclosed, wherein a magnet on one side of a bearing surface can be used for magnetically orienting a printing stock, and a driving piece can be used for driving the magnet to lift and translate so as to form a magnetically oriented pattern, but the magnet can be transported in a single mode, so that the oriented pattern is single, the requirement of forming a complex pattern cannot be met.

There is thus a need for improvements and improvements in the art.

Disclosure of Invention

In view of the above-mentioned shortcomings of the prior art, it is an object of the present utility model to provide a printing apparatus and a multi-effect pattern and adjustable magnetic orientation device thereof, capable of forming multiple optically variable patterns.

In order to solve the technical problems, the utility model adopts the following technical scheme:

the utility model provides a multi-effect pattern and adjustable magnetism orientation device, includes frame, at least one magnet subassembly, at least one first solidification light source, is used for exporting the conveying subassembly of stock and is used for bearing the bracing piece group of stock, bracing piece group and conveying subassembly set up in the frame, magnet subassembly can fix, liftable, can translate and/or rotationally set up in the frame, magnet subassembly is located the output of conveying subassembly to be located the below of bracing piece group, first solidification light source is located the top of magnet subassembly.

In the multi-effect pattern and adjustable magnetic orientation device, the magnet assembly comprises a magnet cross rod, a magnet seat and a magnet, wherein the magnet is fixed on the magnet seat, the number of the magnet seats is multiple and is arranged on the magnet cross rod, and the magnet cross rod is arranged on the rack.

In the multi-effect pattern and adjustable magnetic orientation device, two conveying components are arranged in parallel on the frame, are positioned on two sides of the support rod group and are parallel to the support rod component.

The multi-effect pattern and adjustable magnetic orientation device further comprises a detection unit, wherein the detection unit is arranged on the output side of the conveying assembly.

In the multi-effect pattern and adjustable magnetic orientation device, a digital optical mask plate is arranged below the first curing light source.

In the multi-effect pattern and adjustable magnetic orientation device, the magnet seat is one or more of a plane seat, a cylindrical seat, a prismatic seat, a pentagonal column seat and a special-shaped seat.

In the multi-effect pattern and adjustable magnetic orientation device, the paper feeding end of the conveying assembly is provided with an ink jet unit, a second curing light source for curing an ink layer printed on a printing stock by a printing unit is further arranged in front of the ink jet unit, and the ink layer printed by the ink jet unit or the ink layer printed by the printing unit is a magnetic ink layer.

In the multi-effect pattern and adjustable magnetic orientation device, a paper pressing roller is further arranged above the supporting rod group.

In the multi-effect pattern and adjustable magnetic orientation device, a plurality of guide wheels for assisting the conveying assembly to convey printing stock are further arranged on the frame, and the guide wheels are arranged on the outer side of the conveying assembly.

A printing apparatus comprising a printing apparatus body, further comprising a magnetic orientation device as claimed in any one of the preceding claims, the magnetic orientation device being disposed on the paper exit side of the printing apparatus body.

Compared with the prior art, the printing equipment and the multi-effect pattern and adjustable magnetic orientation device thereof provided by the utility model have the advantages that the magnetic orientation device can enable the magnetic ink on a printing stock to form optically variable patterns through the magnet component, and the magnetic ink can form different optically variable patterns through lifting, translation or rotation and other operations of the magnet component, and the optically variable patterns can be adjusted by changing the action mode of the magnet component, so that the requirements of packaging and anti-counterfeiting can be met, and after the optically variable patterns are formed, the optically variable patterns are cured by the first curing light source, so that the optically variable patterns are dried, and the printing quality is improved.

Drawings

FIG. 1 is a schematic diagram of a multi-effect patterned and adjustable magnetic orientation device according to the present utility model.

Fig. 2 is a schematic diagram of a multi-effect patterned and adjustable magnetic orientation device according to the present utility model with curing light source removed.

Fig. 3 is a schematic view of the different shapes of the magnet assembly of the multi-effect patterned and adjustable magnetic orientation device provided by the present utility model.

Fig. 4 is a schematic diagram of the effect of magnetically oriented optically variable patterns.

The drawings are marked with the following description:

the device comprises a frame 1, guide wheels 11, a paper pressing roller 12, a magnet assembly 2, a magnet cross bar 21, a magnet seat 22, a magnet 23, a lifting component 24, a translation component 25, a first curing light source 3, a conveying assembly 4, a driving rotating shaft 41, a driven rotating shaft 42, a conveying belt 43, a support rod group 5, a digital optical mask plate 6, an ink jet unit 7, a spray head cross bar 71, a spray head group 72, a second curing light source 8, a detection unit 9 and a printing stock 100.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

It is noted that when an element is referred to as being "mounted," "secured," or "disposed" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or intervening elements may also be present.

It should be noted that, in the embodiments of the present utility model, terms such as left, right, up, and down are merely relative concepts or references to normal use states of the product, and should not be construed as limiting.

Referring to fig. 1 and 2, the multi-effect pattern adjustable magnetic orientation device provided by the utility model comprises a frame 1, at least one magnet assembly 2, at least one first curing light source 3, a conveying assembly 4 for outputting a printing stock 100 and a supporting rod group 5 for supporting the printing stock 100, wherein the supporting rod group 5 and the conveying assembly 4 are arranged on the frame 1, the upper surfaces of the supporting rod group 5 and the conveying assembly 4 are flush and can be contacted with the back surface of the printing stock 100, the magnet assembly 2 can be fixedly, vertically, horizontally and/or rotatably arranged on the frame 1, the magnet assembly 2 is positioned at the output end of the conveying assembly 4 and below the supporting rod group 5, the first curing light source 3 is positioned above the magnet assembly 2, the magnetic ink on the printing stock 100 can form a light-variable pattern (the effect is shown in fig. 4) through the operation of the magnet assembly 2, the magnetic ink can form different dynamic light-variable patterns through the operation of lifting, horizontal movement or rotation, the action mode of the magnet assembly can be changed, the light-variable pattern can be adjusted, thus the packaging, the required anti-counterfeiting pattern can be satisfied, the first curing light source 3 can be cured, and the light-variable pattern can be immediately cured, and the good visual effect can be kept after the light-variable pattern is cured.

During printing, the printing stock 100 is automatically conveyed through the conveying assembly 4, the supporting rod group 5 plays a role in assisting in conveying the printing stock 100, the printing stock 100 is prevented from shifting or falling in the conveying process, and the conveying assembly 4 is combined to enable the printing stock 100 to automatically finish feeding and discharging, optically variable pattern forming and curing operations, so that an automatic operation function is realized.

The magnet assembly 2 comprises a magnet cross bar 21, a magnet seat 22 and a magnet 23, wherein the magnet 23 is fixed on the magnet seat 22, a plurality of magnet seats 22 are arranged on the magnet cross bar 21 at equal intervals or at intervals, the magnet cross bar 21 is arranged on the frame 1, and the magnetic ink coated on the printing stock 100 forms an optically variable pattern through the attraction or repulsion of the magnet 23.

Further, the magnet assembly 2 further includes a lifting component 24 for lifting the magnet rail 21, a translation component 25 for translating the magnet rail 21, and a rotation component (not shown in the figure) for rotating the magnet rail 21, so that the magnet 23 on the magnet rail 21 can lift, translate, rotate, etc., the movement scheme of the magnet 23 is set according to the optically variable pattern, so that the magnetic ink on the printing stock 100 forms different optically variable patterns, and the different movements of the magnet assembly 2 can simultaneously exhibit multiple effects, such as first translate, then rotate and then translate, so that the ink can exhibit multiple effects after curing, so as to meet the printing requirement, and the lifting component 24, the translation component 25 and the rotation component are not required to be disassembled and reassembled with the magnet when the printing image needs to be changed, because the lifting component 24, the translation component 25 and the rotation component are in the prior art (such as by adopting a cylinder or a motor drive).

In this embodiment, the number of the magnet assembly 2 and the first curing light source 3 may be plural, and one or more magnetic orientations, curing operations, etc. may be performed according to the optically variable graphics context, so as to form plural optically variable effects with extremely strong three-dimensional structure touch feeling.

Preferably, a digital optical mask plate 6 is disposed below the first curing light source 3, and the light-field-variable graphics and texts can be controlled by the digital optical mask plate 6, where the digital optical mask plate 6 is a dimming film, a dimming glass, and the like, and is a compact splice assembly of a plurality of micro optical mask plates arranged in a matrix, and is fixedly disposed between the first curing light source 3 and the frame 1, and is used for selectively transmitting light emitted by the first curing light source 3.

Further, the magnetic orientation device further comprises a mask controller (not shown in the figure) for receiving, storing, processing the graphic data, and generating a signal for controlling the switching of the digital optical mask 6 based on the position information and the speed information and the graphic data, for controlling the variable light field graphic through the digital optical mask 6.

In this embodiment, the number of the first curing light sources 3 may be multiple (as shown in fig. 1, the number of the first curing light sources 3 may be two, i.e., front and rear), and the number of the first curing light sources 3 may be determined according to the area of the magnetic optically variable image-text, so as to achieve the effect of rapid curing and improve the printing efficiency, and the curing light sources may be one of UV, LED-UV, etc.

Referring to fig. 3, the magnet holder 22 is one or more of a planar holder, a cylindrical holder (as shown in a diagram of fig. 3), a prismatic holder (as shown in a diagram of fig. 3), a pentagonal column holder, and a special-shaped holder, and magnets 23 of different shapes are embedded in different regions of the magnet holder 22, so that a diversified magnet set can be formed, and in particular, the structure of the magnet holder 22 can be determined according to the magnetically oriented light variation pattern. In the magnetic orientation process, the magnetic seat 22 moves horizontally and longitudinally and rotates and lifts circumferentially based on the magnet cross rod 21, so that a flowing-state magnetic field with various forms and strengths is formed, and then the variable light field image-text formed by the digital optical mask plate 6 is combined, so that various optically variable effects of three-dimensional touch sense extremely strong of the magnetic optically variable ink printing image-text can be realized.

With continued reference to fig. 1 and 2, the paper feeding end of the conveying assembly 4 is provided with an inkjet unit 7, and the inkjet unit 7 may include a nozzle rail 71, a nozzle group 72, a nozzle controller (not shown), and the like. The spray head cross rod is transversely and fixedly arranged above the frame and is positioned between the first curing light source 3 and the paper pressing roller; the spray head group is adjustably arranged below the spray head cross rod (corresponding to the image position to be sprayed on the printing stock) and is used for spraying a second ink layer on the surface of the printing stock which is transmitted downwards, and the second ink layer can be a magnetic optically variable ink layer, a general magnetic optically variable ink layer and the like with a reverse gloss oil component (coating type UV gloss oil); the spray head controller is used for receiving, storing and processing graphic data, generating and controlling spray head group ink-jet signals and the like based on the position information, the speed information and the graphic data.

The second curing light source 8 for curing or semi-curing the first ink layer printed on the printing stock 100 by the printing unit is further arranged in front of the ink jet unit 7, and the second ink layer printed by the ink jet unit 7 or the first ink layer printed by the printing unit is a magnetic ink layer.

In this embodiment, the printing unit may be silk-screen printing, offset printing, flexography, gravure printing, etc., and if the ink layer printed by the printing unit is a reverse primer layer (such as ink duct type UV gloss oil), the magnetic optically variable ink layer of reverse surface oil component is jet printed by the ink jet unit 7, and the two positions are at least partially overlapped; if the ink layer printed by the printing unit is other photo-curing ink layer, the ink layer printed by the ink-jet unit 7 is a common magnetic photo-changing ink layer, and the two layers are at least partially overlapped or non-overlapped, and the mutual exclusion reaction can occur under the illumination of the second curing light source 8, and the surface of the cured product has frosted matte texture. Since the ink jet unit 7 is the prior art, further description is omitted.

The second curing light source 8 is further provided with a light shield (not shown in the figure), and the light shield is disposed between the second curing light source 8 and the ink-jet unit 7 and is used for shielding the light emitted from the second curing light source 8 to the direction of the ink-jet unit 7, so as to prevent the ink sprayed by the ink-jet unit 7 from being cured, and further prevent the formation of magnetically oriented optically variable graphics from being affected.

Of course, if the ink of the printing unit of the printing apparatus is magnetic ink before the magnetic orientation device, the second curing light source 8 is not operated, and the ink-jet unit 7 may be operated or not operated as required, and the printing stock may be directly sent to the magnet assembly 2 for magnetic orientation treatment.

The multi-effect pattern and adjustable magnetic orientation device also comprises a detection unit 9, wherein the detection unit 9 is arranged on the output side of the conveying component 4, when the printing stock 100 is subjected to magnetic orientation and solidification, the printing stock 100 is conveyed forward by the conveying component 4, and when the printing stock 100 is conveyed to the detection unit 9, the detection unit 9 detects the quality of the magnetic optically variable image and text, and judges whether the magnetic optically variable image and text is qualified or not. The specific detection process comprises the following steps: the visible light source in the detection unit 9 irradiates the magnetic optically variable image-text of each unit in turn, and the average intensity I of the reflected light of the magnetic optically variable ink layer at the visual angle theta received by the imager is calculated by the processor; storing the average intensity I of the reflected light and a reflected light intensity curve I (theta) obtained by measurement at each view angle in a memory; the reflected light intensity curve I (theta) is compared with the stored standard reflected light intensity curve I of the magnetic optically variable image-text _ref And (theta) performing difference comparison analysis, and judging whether the magnetic optically variable graphics of the unit is qualified or not according to the fed-back difference, wherein the detection processing mode is the prior art and is not repeated here.

As shown in fig. 1 and fig. 2, the two conveying assemblies 4 are arranged on the frame 1 in parallel, are positioned on two sides of the supporting rod set 5 and are parallel to the supporting rod set 5, and when the printing object 100 is conveyed, the two conveying assemblies 4 support two sides of the printing object 100, so that the printing object 100 can be conveyed stably, and the supporting rod also plays a role in supporting the middle part of the printing object 100, so that the printing object 100 can be conveyed in a translational manner. Specifically, the supporting rod set 5 is made of a material with low magnetic permeability (such as plastic), so that the magnetic ink on the printing stock 100 is not affected when the printing stock 100 is conveyed in an auxiliary manner.

The conveying assembly 4 includes a driving shaft 41, a driven shaft 42, and a conveying belt 43, and the driving shaft 41 rotates to drive the conveying belt 43 to convey the printing material 100. The conveyor belt 43 further has a plurality of grooves or protrusions (not numbered) uniformly distributed thereon to increase the friction between the printing material 100 and the conveyor belt 43, so that the printing material 100 can move along with the conveyor belt 43.

Further, the frame 1 is further provided with a plurality of guide wheels 11 for assisting the conveying assembly 4 to convey the printing stock 100, the guide wheels 11 are arranged on the outer side of the conveying assembly 4, and the stability of the conveying direction of the printing stock 100 can be ensured by combining with grooves or protrusions on the conveying belt 43. Preferably, the grooves or protrusions on the two side conveyors 43 are oriented differently, so that when conveying the printing material 100, the one side conveyor 43 may be opened according to the printing conditions, for example: some printed substrates 100 need to be conveyed in a left aligned manner, some printed substrates 100 need to be conveyed in a right aligned manner, and the guide wheels 11 are combined, so that the conveyor belt 43 can achieve the functions of positioning in the conveying direction and conveying the substrates 100 only by opening one side.

The upper part of the supporting rod set 5 is also provided with paper pressing rollers 12, the paper pressing rollers 12 are arranged in one-to-one correspondence with the supporting rod set 5, and when the conveyor belt 43 conveys the printing stock 100, the printing stock 100 is pressed by the paper pressing rollers 12 in a rolling way, so that the printing stock 100 cannot displace or fall off, and the printing quality is ensured. Of course, the structure of the platen roller 12 is not limited, and instead of the structure of the platen roller 12, a blowing mechanism may be used, and friction force between the printing stock 100 and the conveyor belt 43, the guide wheel 11 and the support bar set 5 only needs to be increased, and the conveyor belt 43, the support bar set 5, the platen roller 12 and the guide wheel 11 cooperate to make the printing stock 100 conveyed more stably without jamming, displacement, falling and other phenomena.

In order to make the structure of the magnetic orientation device provided by the utility model clearer, the following details the operation flow of the magnetic orientation device with multiple effect patterns and adjustable:

before the magnetic orientation effect is produced, the positions of the spray head group, the magnet component 2, the detection unit 9 and the like are adjusted according to the positions of the magnetic optically variable ink printed images and texts on the printing stock, and the support rod group, the paper pressing roller and the like are adjusted to the positions avoiding the magnetic optically variable ink printed images and texts.

In operation, the printing unit outputs a printed substrate and is carried by the end of the frame adjacent the printing unit and is driven by the conveyor belt 43 into the magnetic orientation device. The first ink layer printed by the printing unit can be a reverse primer layer, other photo-curable ink layers, and the like. And (3) according to the position of the printed image and text required by the printing stock, the left conveyor belt or the right conveyor belt is predetermined to transmit, and the guide wheels on the same side are combined to jointly perform the positioning action while the printing stock is transmitted.

After the positioning of the printing stock is finished, the printing stock 100 is conveyed to the second curing light source 8 by the conveying component 4, so that the first ink layer on the printing stock is cured or semi-cured; if the first ink layer is a reverse primer layer, the second curing light source 8 can be selectively switched on and off to perform light curing on the first ink layer. If the first ink layer is other photo-curing ink layer, the second curing light source 8 is started to carry out illumination curing on the first ink layer.

Continuing to convey the printing object 100 to the position of the ink jet unit 7 by the conveying component 4, and jet printing a second ink layer at a required position, so that the first ink layer and the second ink layer are at least partially overlapped and are not overlapped;

when the first ink layer printed by the printing unit is a reverse base oil layer, the second ink layer printed by the ink jet unit 7 is a magnetic optically variable ink layer with a reverse optically variable oil component, and the two ink layers are at least partially overlapped, so that the reverse base oil is contacted with the reverse surface oil, mutual exclusion reaction can occur under UV illumination, the surface of the cured ink layer has a frosted matte effect, the second ink layer is overlapped and printed after the first ink layer is cured by illumination, the effect is more obvious (namely, the first ink layer and the second ink layer are subjected to dry-wet reaction), the smooth light effect can be realized by the non-overlapped part of the second ink layer, and the magnetic optically variable ink printed image and text can have multiple optically variable effects with extremely strong three-dimensional structure touch sense by combining with dynamic magnetic field distribution; if the first ink layer is other photo-curing ink layer, the second ink layer is a general magnetic photo-changing ink layer, and the two ink layers are at least partially overlapped or not overlapped, so that the photo-changing effect (as shown in fig. 4) is shown on the printing stock.

Then the printing stock 100 is conveyed to the magnet assembly 2, a specific dynamic magnetic field is formed by translation, lifting or rotation of the magnet assembly 2, the magnetic optically variable pigment in the second ink layer on the surface of the printing stock 100 is oriented, and then the mask controller generates a switching signal for controlling each micro optical mask in the digital optical mask 6 based on graphic data, and all or at least part of the second ink layer is cured by the first curing light source 3;

specifically, when the printing material is transferred to the lower part of the first curing light source 31 and above the first magnet assembly 2, the first magnet assembly 2 can control the translation component 25 to move along with the magnet cross bar 21 and the magnet 23 in a certain range in the horizontal direction based on the preset graphic and text optically variable effect data, the lifting component 24 also drives the magnet cross bar 21 and the magnet 23 to move up and down in the vertical direction, and the rotating motor of the magnet cross bar 21 also drives the magnet cross bar 21 to rotate at a set angular speed, so that a specific dynamic magnetic field is formed to orient the magnetic optically variable pigment inside the second ink layer on the surface of the printing material. And then the mask controller generates a switch signal for controlling each micro optical mask plate in the digital optical mask plate based on the image-text data, and the switch signal is used for controlling the first curing light source 31 to penetrate the light field image text of the digital optical mask plate. The light field image-text irradiates and cures at least part of the second ink layer, which can only irradiate the second ink layer, and can also irradiate the overlapped area of the first ink layer and the second ink layer, thereby realizing reverse matte touch and orientation of the overlapped area of reverse base oil and magnetic optically variable ink (light/surface oil).

When the printing material is transferred to the position below the second first curing light source 32, that is, above the second magnet assembly, the second magnet assembly 2 can control the horizontal movement, lifting movement and/or rotation of the magnet beam 21 based on the preset graphic light effect data, so as to form different dynamic magnetic fields, and orient the magnetic light-variable pigment inside the second ink layer 2 (that is, only the second ink layer and/or the overlapping area of the second ink layer and the first ink layer) on the uncured portion of the surface of the printing material. And then the mask controller generates and controls the switching signals of each micro optical mask plate in the digital optical mask plate based on the image-text data, and is used for controlling the second first curing light source 32 to penetrate through the light field image text of the digital optical mask plate, and the second ink layer of the uncured part is irradiated and cured through the light field image text, so that the brightness and the orientation of the area with only magnetic optically variable ink (light/surface oil) are realized.

In the magnetic orientation and solidification process, the magnet group can be horizontally and longitudinally moved and circumferentially rotated based on the magnet cross rod, so that a flowing state magnetic field with various forms and strengths is formed, and the variable light field image-text formed by the digital optical mask plate is combined and controlled, so that the magnetic optically variable ink printing image-text has various optically variable effects with extremely strong three-dimensional structure touch feeling, and the anti-counterfeiting performance is improved by one dimension.

And finally, conveying the printing stock 100 to a detection unit 9, detecting the quality of the magnetic optically variable image and text on the surface of the printing stock 100, and judging whether the printing stock is qualified or not.

The printing and detecting operation of the magnetically oriented optically variable image and text of the printing stock 100 can be completed through the steps, manual intervention is not needed in the whole operation process, automatic operation is realized, and production efficiency is greatly improved.

The utility model also correspondingly provides printing equipment (not shown in the figure) based on the multi-effect pattern and adjustable magnetic orientation device, which comprises a printing equipment body and the magnetic orientation device, wherein the magnetic orientation device is arranged on the paper outlet side of the printing equipment body, and enters the magnetic orientation device for subsequent processing of magnetic orientation optically-variable graphics after being printed by the printing equipment body. Since the magnetic orientation device has been described in detail above, it will not be described in detail here.

In summary, according to the printing device and the multi-effect pattern and adjustable magnetic orientation device thereof provided by the utility model, the magnet assembly in the magnetic orientation device can be fixedly, liftably, translatably and/or rotatably arranged on the frame, the first curing light source is positioned above the magnet assembly, the magnet assembly can enable the magnetic ink on the printing stock to form a optically variable pattern, and the operation such as lifting, translating or rotating the magnet assembly is utilized to enable the magnetic ink to form the optically variable pattern like a dynamic optically variable pattern (like the optically variable pattern on an optical disc), and the optically variable pattern can be adjusted by changing the action mode of the magnet assembly, so that the stereoscopic impression and effect of the optically variable pattern are greatly improved, the packaging and anti-counterfeiting requirements are met, and after the optically variable pattern is formed, the optically variable pattern is cured by the first curing light source, so that the optically variable pattern is dried, and a good visual effect is maintained.

According to the utility model, the magnet assembly is dynamically lifted, translated and rotated by the lifting component and the translation component through the rotation component, so that different magnetic orientation pattern effects can be obtained, the magnet is not required to be disassembled and reassembled without stopping the machine, the light shielding plate with the opening is not required to be disassembled and reassembled, the labor cost is saved, and the production efficiency is improved. In addition, the technical scheme of the utility model can realize that the magnetic optically variable ink printed graph has a plurality of optically variable effects with extremely strong three-dimensional structure touch feeling.

When in printing, the printing stock is automatically transmitted through the transmission assembly, and the supporting rod group plays a role in assisting in transmitting the printing stock, so that the printing stock is prevented from shifting or falling in the transmission process, and the transmission assembly is combined to enable the printing stock to automatically complete feeding and discharging, optically variable pattern forming and curing operations, so that an automatic operation function is realized.

It will be understood that equivalents and modifications will occur to those skilled in the art in light of the present utility model and their spirit, and all such modifications and substitutions are intended to be included within the scope of the present utility model as defined in the following claims.

Claims (10)

1. The utility model provides a multi-effect pattern and adjustable magnetism orientation device, its characterized in that includes frame, at least one magnet subassembly, at least one first solidification light source, is used for exporting the conveying subassembly of stock and is used for bearing the bracing piece group of stock, bracing piece group and conveying subassembly set up in the frame, magnet subassembly can fix, liftable, translatable and/or rotatable setting in the frame, magnet subassembly is located the output of conveying subassembly and is located the below of bracing piece group, first solidification light source is located the top of magnet subassembly.

2. The multi-effect patterned and adjustable magnetic orientation device of claim 1 wherein the magnet assembly comprises a magnet rail, a magnet holder and a magnet, the magnet being secured to the magnet holder, the magnet holder being a plurality of and disposed on the magnet rail, the magnet rail being disposed on the frame.

3. The adjustable magnetic orientation apparatus of claim 1 wherein there are two of said transport assemblies disposed in parallel on the frame and on opposite sides of the support bar assembly and parallel to the support bar assembly.

4. A multi-effect patterned and adjustable magnetic orientation device according to claim 3 further comprising a detection unit disposed on the output side of the transfer assembly.

5. The multi-effect patterned and adjustable magnetic orientation device of claim 1 wherein a digital optical mask is disposed below the first curing light source.

6. The multi-effect patterned and adjustable magnetic orientation device of claim 2 wherein the magnet holder is one or more of a planar holder, a cylindrical holder, a prismatic holder, a pentagonal cylindrical holder, a contoured holder.

7. The multi-effect patterned and adjustable magnetic orientation device of claim 1 wherein the paper feed end of the transport assembly is provided with an inkjet unit, the inkjet unit is preceded by a second curing light source for curing the ink layer printed by the printing unit on the substrate, the ink layer printed by the inkjet unit or the ink layer printed by the printing unit being a magnetic ink layer.

8. The multi-effect patterned and adjustable magnetic orientation device of claim 1 wherein a platen roller is further disposed above the support bar assembly.

9. The multi-effect patterned and adjustable magnetic orientation device of claim 7 wherein the frame further comprises a plurality of guide wheels for assisting the transfer assembly in transferring the substrate, the guide wheels being disposed outside the transfer assembly.

10. A printing apparatus comprising a printing apparatus body, further comprising a magnetic orientation device according to any one of claims 1 to 9, the magnetic orientation device being disposed on a paper exit side of the printing apparatus body.