CN103448361B - Magnetic orienting device for magnetic pigment printing and printing device - Google Patents
Magnetic orienting device for magnetic pigment printing and printing device Download PDFInfo
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- CN103448361B CN103448361B CN201310377580.1A CN201310377580A CN103448361B CN 103448361 B CN103448361 B CN 103448361B CN 201310377580 A CN201310377580 A CN 201310377580A CN 103448361 B CN103448361 B CN 103448361B
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Abstract
The invention provides a magnetic orienting device for magnetic ink printing and a printing device. The magnetic orienting device comprises a drum body, a magnet pedestal and a magnet, wherein the drum body has an internal hollow structure with at least one open end and is provided with at least one first open groove which penetrates the drum wall; the magnet is arranged on the magnet pedestal; the magnet pedestal is fixedly arranged on the inner surface of the drum wall of the drum body and enables that the magnet is exposed through the first open groove and curved surfaces where the exposed outer surface and the outer surface of the drum wall of the drum body are positioned are consistent. By such arrangement, the magnet can be driven by the drum body to come into contact with a printed matter substrate during printing and rotate at the same linear velocity, and a magnetic pigment sheet in a magnetic pigment is magnetically oriented during rotation, so that magnetic orientation patterns or combined patterns of the magnetic orientation patterns and non-magnetic orientation patterns of different effects are printed.
Description
Technical field
The present invention relates to magnetic orientation printing technology, particularly relate to a kind of magnetic orientation device for magnetic paint printing and printing equipment.
Background technology
At present, in field of anti-counterfeit technology, as print paper money, bill etc., usually need to utilize magnetic orientation device to carry out magnetic orientation to the magnetic pigment flakes in magnetic paint, to obtain various predetermined magnetic orientation pattern when printing.
In the magnetic orientation device of prior art, magnet is once install, and it is tightly attached on the barrel of cylinder body when printing, and can not move.When magnetic orientation is carried out to the magnetic pigment flakes in magnetic paint in the magnetic field produced utilizing magnet, between each magnet, the effect of the corresponding magnetic orientation pattern formed is identical, can not meet the demand of diversified magnetic orientation pattern.Meanwhile, the magnetic orientation device of prior art, is fixed on the outer surface of the barrel of cylinder body due to magnet, very easily cause when printing printing positioning precision and chromatography precision not high, thus be difficult to meet large format pattern, the printing of word isometric plate high precision magnetic orientation.
Therefore, be necessary to provide a kind of magnetic orientation device for magnetic paint printing and printing equipment, to solve the problem.
Summary of the invention
The technical problem that the present invention mainly solves is to provide a kind of magnetic orientation device for magnetic paint printing and printing equipment, magnet opposing roller main body can be moved when printing, magnetic orientation is carried out to the magnetic pigment flakes in magnetic paint simultaneously, thus print out the magnetic orientation pattern of different-effect, or the combination pattern of magnetic orientation pattern and non-magnetic directivity pattern.
For solving the problems of the technologies described above, the technical scheme that the present invention adopts is: provide a kind of magnetic orientation device for magnetic paint printing, comprise cylinder body, magnet base and magnet, cylinder body is the hollow structure inside with at least one end opening, and be provided with at least one first fluting of the barrel running through cylinder body, magnet is fixed on magnet base, magnet base is fixed on the inner surface of the barrel of cylinder body through opening, and magnet is exposed through the first fluting, when printing, magnet can move along the fluting direction opposing roller main body of the first fluting.
Wherein, magnet slots the outer surface of barrel of the outer surface that exposes and cylinder body in same curved surface through first.
Wherein, magnet is patty magnet, annular magnet, bar-shaped magnet or other shaped magnet.
Wherein, magnet base is provided with groove, projection or fixed pan, magnet is fixed in the groove of magnet base, or is fixed on fixed pan, or magnet is provided with mounting groove, and is coordinated, to be fixed on magnet base with protruding by mounting groove.
Wherein, magnet base is also provided with and is positioned at magnet both sides and slots and the 3rd fluting with the first second of parallel interval of slotting, the barrel of cylinder body is also provided with the first fixing hole and the second fixing hole that are positioned at the first fluting both sides, magnetic orientation device also comprises the first fixture and the second fixture, first fixture is fixed in the first fixing hole through the second fluting, second fixture is fixed in the second fixing hole through the 3rd fluting, magnet base is fixed on the inner surface of the barrel of cylinder body when the first fixture and the second fixture are in the lock state, and make magnet base move along the fluting direction opposing roller main body of the second fluting and the 3rd fluting when the first fixture and the second fixture are in released state.
Wherein, the first fluting, the second fluting and the 3rd fluting direction of slotting are arranged along the circumference of cylinder body.
Wherein, magnetic orientation device also comprises plug, and plug is fixed on the end of cylinder body, to cover opening.
Wherein, plug is provided with rotating shaft.
Wherein, magnetic orientation device comprises driving mechanism further, and driving mechanism is used for the head roll main body when printing and rotates around the axis, and magnetic orientation is carried out to the magnetic pigment flakes in magnetic paint in the magnetic field produced to utilize magnet.
For solving the problems of the technologies described above, another technical solution used in the present invention is: provide a kind of printing equipment for magnetic paint printing, comprise above-mentioned magnetic orientation device.
The invention has the beneficial effects as follows: the situation being different from prior art, magnetic orientation apparatus design cylinder body of the present invention is the hollow structure inside with at least one end opening, and its barrel is provided with at least one first fluting run through, magnet is fixed on magnet base simultaneously, magnet base is fixed on the inner surface of cylinder body barrel, expose through the first fluting to make magnet, thus can cylinder body be made to drive magnet base when printing, magnet rotates with same linear velocity, and contact with printed substrates, when rotated magnetic orientation is carried out to the magnetic pigment flakes in magnetic paint simultaneously, thus print out the magnetic orientation pattern of different-effect, or the combination of magnetic orientation pattern and non-magnetic directivity pattern.
Accompanying drawing explanation
Fig. 1 is the sectional view of magnetic orientation device one embodiment of the present invention;
Fig. 2 is the sectional view of the device of magnetic orientation shown in Fig. 1 along X-X direction;
Fig. 3 is the side cross-sectional view of the device of magnetic orientation shown in Fig. 1;
Fig. 4 is the top view of the base first of magnet shown in Fig. 1 embodiment;
Fig. 5 is the sectional view that magnet of the present invention is fixed on the first embodiment of magnet base;
Fig. 6 is the sectional view that magnet of the present invention is fixed on the second embodiment of magnet base;
Fig. 7 is the top view of the base of magnet shown in Fig. 6;
Fig. 8 is the sectional view that magnet of the present invention is fixed on the 3rd embodiment of magnet base;
Fig. 9 is the gravure apparatus being provided with the device of magnetic orientation shown in Fig. 1;
Figure 10 is the silk-screen printing device being provided with the device of magnetic orientation shown in Fig. 1.
Detailed description of the invention
Below in conjunction with accompanying drawing 1 ~ 10 and embodiment, the present invention is described in detail.
Fig. 1 is the sectional view of magnetic orientation device one embodiment of the present invention, and Fig. 2 is the sectional view of the device of magnetic orientation shown in Fig. 1 along X-X direction.As depicted in figs. 1 and 2, the magnetic orientation device 100 of the magnetic paint printing of this enforcement comprises cylinder body 110, magnet base 120, magnet 130, first plug 141, second plug 142, driving mechanism 150, first fixture 160 and the second fixture 170.
Fig. 3 is the side cross-sectional view of the device of magnetic orientation shown in Fig. 1.Shown in composition graphs 1, Fig. 2 and Fig. 3, cylinder body 110 is for having the hollow structure inside of opening A, B, and its barrel 114 is provided with the first fluting 111 run through, and is positioned at the first fixing hole 112 and the second fixing hole 113 of the first fluting 111 both sides.Wherein the fluting direction of the first fluting 111 is arranged along the circumference of cylinder body 110.
Fig. 4 is the top view of the base first of magnet shown in Fig. 1 embodiment.Shown in composition graphs 1, Fig. 4, magnet base 120 is provided with groove 121, is positioned at second of groove 121 both sides the fluting 122 and the 3rd fluting 123, and wherein the second fluting 122 is corresponding with the first fixing hole 112, and the 3rd fluting 123 is corresponding with the second fixing hole 113.Second fluting 122 and the 3rd fluting 123 and first are slotted 111 parallel interval, and namely the fluting direction of the two is all arranged along the circumference of cylinder body 110.
In the present embodiment, magnet 130 is fixed on magnet base 120 by groove 121, as shown in Figure 5.Should understand, in other embodiments, as shown in Figure 6, magnet base 220 does not arrange the groove 121 shown in Fig. 5, but be previously provided with the corresponding fixed pan 231 (as shown in Figure 7) installing magnet 230, magnet 230 is fixed on fixed pan 231 by modes such as stickups, and then is fixed on magnet base 220.Or as shown in Figure 8, magnet base 320 is provided with protruding 321, magnet 330 is provided with holddown groove 331, by holddown groove 331 and protruding 321 cooperatively interact, be fixed on magnet base 320 to make magnet 330.It should be noted that, above-described embodiment is only for illustrating citing, and those skilled in the art can adopt other modes to be fixed on magnet base by magnet completely according to actual needs.
Magnet base 120 is fixed on the inner surface of barrel 114 of cylinder body 110 through opening A, fixing concrete mode is: the first fixture 160 is fixed in the first fixing hole 112 through the second fluting 122, and the second fixture 170 is fixed in the second fixing hole 113 through the 3rd fluting 123 simultaneously.Wherein, the present embodiment preferably the first fixture 160 and the second fixture 170 is screw, and accordingly, the first fixing hole 112 and the second fixing hole 113 are screw locking hole.
After being fixed by the way, magnet 130 embeds in the first fluting 111, and exposes through the first fluting 111.It should be noted that the outer surface of the barrel 114 of the outer surface that the preferred magnet of the present embodiment 130 exposes and cylinder body 110 is in same curved surface in order to improve printing effect.In the present embodiment, magnet 130 can be patty magnet, annular magnet, bar-shaped magnet or other any regular shaped magnet, and certainly, in other embodiments, those skilled in the art can adopt other irregularly shaped magnets as required.
When the first fixture 160 and the second fixture 170 are screw, when first fixing hole 112 and the second fixing hole 113 are screw locking hole accordingly, by screw tightening, namely when the first fixture 160 and the second fixture 170 are in the lock state, magnet base 120 is secured entirely on the inner surface of barrel 114 of cylinder body 110, irremovable.And do not tighten at screw, when namely the first fixture 160 and the second fixture 170 are in released state, magnet base 120 can move along the fluting direction opposing roller main body 110 of the second fluting 122 and the 3rd fluting 123.
In the present embodiment, the first plug 141 is fixed on one end of cylinder body 110, to cover opening A.Second plug 142 is fixed on the other end of cylinder body 110 by the screwed lock mode such as to pay, to cover opening B, and the rotating shaft 143 the second plug 142 is also provided with for connecting driving mechanism 150, wherein driving mechanism 150 can be drive motors, driving mechanism 150 143 rotates around the shaft for the head roll main body 110 when printing, and magnetic orientation is carried out to the magnetic pigment flakes in magnetic paint in the magnetic field produced to utilize magnet 130.It should be noted that, in other embodiments, the other end B of cylinder body 110 also can not arrange the second plug 142 for covering opening B, but integrated sealed end.
Magnetic orientation device 100 of the present invention can be used in the gravure apparatus shown in Fig. 9, introduces operation principle and the process of magnetic orientation device 100 below in conjunction with Fig. 9 in detail:
When printing beginning, make it loosen by driving screws, now the first fixture 160 and the second fixture 170 are in released state.It should be noted that, be to ensure that when printing the movement of magnet 130 on the fluting direction of the first fluting 111 does not affect the effect of the magnetic orientation pattern of printing on the standard of the aeration level foundation of screw.
In printing process, the printed matter substrate 62 of taking turns 61 roll-ins pigment (as magnetic ink) and surface printing is magnetic through gravure is sent to position residing for magnetic orientation device 100 by conveying arrangement 63.Driving mechanism 150 head roll main body 110 143 is rotated around the shaft, now magnet 130 and cylinder body 110 rotate with same linear velocity, and magnet base 120 moves along fluting direction (shown in Fig. 3 the direction of arrow) the opposing roller main body 110 of the second fluting 122 and the 3rd fluting 123 when rotated, accordingly, magnet 130 moves along the fluting direction opposing roller main body 110 of the first fluting 111.When magnet 130 moves, it contacts with printed matter substrate 72 and utilizes the magnetic field self produced to carry out magnetic orientation to the magnetic pigment flakes 64 in the magnetic paint on printed matter substrate 62 surface, again through the illumination curing of UV lamp 65, thus in magnetic paint, produce the magnetic orientation pattern with desired effects.
Magnetic orientation device 100 of the present invention also can be used in the silk-screen printing device shown in Figure 10, introduces operation principle and the process of magnetic orientation device 100 below in conjunction with Figure 10 in detail:
When printing beginning, make it loosen by driving screws, now the first fixture 160 and the second fixture 170 are in released state.It should be noted that, be to ensure that the movement of magnet 130 on the fluting direction of the first fluting 111 does not affect the effect of the magnetic orientation pattern printed out when printing on the standard of the aeration level foundation of screw.
In printing process, the printed matter substrate 72 of taking turns 71 roll-ins pigment (as magnetic ink) and surface printing is magnetic through silk-screen is sent to position residing for magnetic orientation device 100 by conveying arrangement 73.Driving mechanism 150 head roll main body 110 143 is rotated around the shaft, now magnet 130 and cylinder body 110 rotate with same linear velocity, and magnet base 120 moves along fluting direction (shown in Fig. 3 the direction of arrow) the opposing roller main body 110 of the second fluting 122 and the 3rd fluting 123 when rotated, accordingly, magnet 130 moves along the fluting direction opposing roller main body 110 of the first fluting 111.When magnet 130 moves, it contacts with printed matter substrate 72 and utilizes the magnetic field self produced to carry out magnetic orientation to the magnetic pigment flakes 74 in the magnetic paint on printed matter substrate 72 surface, again through the illumination curing of UV lamp 75, thus in magnetic paint, produce the magnetic orientation pattern with desired effects.
The present invention protects the printing equipment for magnetic paint printing using above-mentioned magnetic orientation device 100 further, is not restricted to the printing equipment shown in Fig. 9 and Figure 10.In addition, magnetic orientation device 100 is when for printing equipment, cylinder body 110 and magnet 130 can be carried out overall package processing, namely first magnet 130 is fixed on the inner surface of barrel 114 of cylinder body 110, overall processing is carried out to magnet 130 and cylinder body 110, such as, carry out polishing, the technique such as cutting, the outer surfaces that magnet 130 is exposed through the first fluting 111 and the outer surface of barrel 114 are positioned at same curved surface.Above-mentioned overall processing can improve the flatness of the outer surface of magnet 130 and the outer surface of barrel 114.Further, the overall processing of printed patterns can also be carried out to magnet 130 and cylinder body 110, namely further overall processing is carried out to the outer surface of magnet 130 and the outer surface of barrel 114, to be formed at magnetic orientation pattern on the outer surface of magnet 130, non-magnetic directivity pattern is formed to the barrel 114 around magnet 130 simultaneously.Certainly, also cylinder body 110 and magnet 130 can be processed separately, namely first magnet 130 is processed and produce magnetic orientation pattern with corresponding when printing, then the barrel 114 of cylinder body 110 is processed, produce non-magnetic directivity pattern with corresponding when printing, and then the two is assembled.
Visible, based on above-mentioned processing, magnetic orientation device 100 of the present invention not only installation and debugging is simple, with low cost, and can produce in magnetic paint and have the magnetic orientation pattern of desired effects and the combination pattern of other non-magnetic directivity pattern during printing.Further, because magnet 130 is positioned at same curved surface through the outer surface that first slots 111 outer surfaces exposed and barrel 114, when long slab printings such as large format pattern, words, magnet 130 be not easy with first slot 111 the Vertical Square in fluting direction move up, therefore print positioning precision and chromatography precision very high.
Should understand, in other embodiments of the invention, multiple first flutings that magnetic orientation device comprises multiple magnet, corresponding magnet base and correspondence also can be set, and preferably magnet interval is embedded in the barrel of cylinder body circumferentially, and multiple magnet can be any combination of the regular shaped magnet such as patty, annular, taper shape and bar shaped, also can be any combination of other irregular special-shaped magnets and above-mentioned regular shape magnet.
In sum, magnetic orientation apparatus design cylinder body of the present invention is the hollow structure inside with at least one end opening, and there is at least one first fluting running through barrel, magnet is fixed on magnet base, magnet base is fixed on the inner surface of the barrel of cylinder body through opening, and magnet is exposed through the first fluting, thus magnet can be made to move along the fluting direction of the first fluting when printing, and while movement, magnetic orientation is carried out to the magnetic pigment flakes in magnetic paint, to print out the magnetic orientation pattern of different-effect, or the combination pattern of magnetic orientation pattern and other non-magnetic directivity pattern.
The foregoing is only embodiments of the invention; not thereby the scope of the claims of the present invention is limited; every utilize description of the present invention and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (10)
1. the magnetic orientation device for magnetic paint printing, it is characterized in that, described magnetic orientation device comprises cylinder body, magnet base and magnet, described cylinder body is the hollow structure inside with at least one end opening, and be provided with at least one first fluting of the barrel running through described cylinder body, described magnet is fixed on described magnet base, described magnet base is fixed on the inner surface of the barrel of described cylinder body through described opening, and described magnet is exposed through described first fluting, when printing, described magnet can move along the fluting direction of described first fluting relative to described cylinder body.
2. magnetic orientation device according to claim 1, it is characterized in that, described magnet becomes same curved surface through the described first outer surface exposed of slotting with the outer surface overall processing of the barrel of described cylinder body, and has printed patterns at the outer surface overall processing of the outer surface of described magnet and the barrel of described cylinder body.
3. magnetic orientation device according to claim 1, is characterized in that, described magnet is patty magnet, annular magnet, bar-shaped magnet or other shaped magnet.
4. magnetic orientation device according to claim 1, it is characterized in that, described magnet base is provided with groove, projection or fixed pan, described magnet is fixed in described groove, or be fixed on described fixed pan, or described magnet is provided with mounting groove, and coordinating, to be fixed on described magnet base by described mounting groove and described projection.
5. magnetic orientation device according to claim 1, it is characterized in that, described magnet base is also provided with and is positioned at described magnet both sides and slots and the 3rd fluting with the described first second of parallel interval of slotting, the barrel of described cylinder body is also provided with the first fixing hole and the second fixing hole that are positioned at described first fluting both sides, described magnetic orientation device also comprises the first fixture and the second fixture, described first fixture is fixed in described first fixing hole through described second fluting, described second fixture is fixed in described second fixing hole through described 3rd fluting, described magnet base is fixed on the inner surface of the barrel of described cylinder body when described first fixture and described second fixture are in the lock state, and make described magnet base move relative to described cylinder body along described second fluting with the described 3rd fluting direction of slotting when described first fixture is in released state with described second fixture.
6. magnetic orientation device according to claim 5, is characterized in that, described first fluting, described second fluting and the described 3rd fluting direction of slotting are arranged along the circumference of described cylinder body.
7. magnetic orientation device according to claim 1, is characterized in that, described magnetic orientation device also comprises plug, and described plug is fixed on the end of described cylinder body, to cover described opening.
8. magnetic orientation device according to claim 7, is characterized in that, described plug is provided with rotating shaft.
9. magnetic orientation device according to claim 8, it is characterized in that, described magnetic orientation device comprises driving mechanism further, described driving mechanism is used for driving described cylinder body around described axis of rotation when printing, and magnetic orientation is carried out to the magnetic pigment flakes in magnetic paint in the magnetic field produced to utilize described magnet.
10., for a printing equipment for magnetic paint printing, it is characterized in that, described printing equipment comprises the magnetic orientation device described in any one of claim 1 ~ 9.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310377580.1A CN103448361B (en) | 2013-08-26 | 2013-08-26 | Magnetic orienting device for magnetic pigment printing and printing device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310377580.1A CN103448361B (en) | 2013-08-26 | 2013-08-26 | Magnetic orienting device for magnetic pigment printing and printing device |
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| CN103448361A CN103448361A (en) | 2013-12-18 |
| CN103448361B true CN103448361B (en) | 2015-06-17 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104494294A (en) * | 2014-11-26 | 2015-04-08 | 广东乐佳印刷有限公司 | Square ring-shaped orienting device and method of magnetic ink |
| CN105082742B (en) * | 2015-06-03 | 2017-11-07 | 惠州市华阳光学技术有限公司 | A kind of magnetic orientation device and application apparatus |
| CN105034570B (en) * | 2015-09-10 | 2017-10-17 | 惠州市华阳光学技术有限公司 | A kind of manufacturing equipment of magnetic printing product |
| CN108407482B (en) * | 2018-03-22 | 2020-12-01 | 中钞油墨有限公司 | Method for preparing personalized dynamic anti-counterfeiting element |
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