CN105922721A - Holographic printing roller for laser mold pressing - Google Patents
Holographic printing roller for laser mold pressing Download PDFInfo
- Publication number
- CN105922721A CN105922721A CN201610427120.9A CN201610427120A CN105922721A CN 105922721 A CN105922721 A CN 105922721A CN 201610427120 A CN201610427120 A CN 201610427120A CN 105922721 A CN105922721 A CN 105922721A
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- CN
- China
- Prior art keywords
- electromagnetic heating
- holographic
- roller body
- insulating boot
- heating coil
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F13/00—Common details of rotary presses or machines
- B41F13/08—Cylinders
- B41F13/10—Forme cylinders
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F13/00—Common details of rotary presses or machines
- B41F13/08—Cylinders
- B41F13/22—Means for cooling or heating forme or impression cylinders
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)
Abstract
The invention discloses a holographic printing roller for laser mold pressing. The holographic printing roller for laser mold pressing comprises a holographic printing roller body and one or more electromagnetic heating assemblies. The electromagnetic heating assemblies are installed around the outer surface, with holographic patterns, of the holographic printing roller body. Each electromagnetic heating assembly comprises an insulating cover, a high frequency generator and an electromagnetic heating coil arranged on the inner side of the insulating cover, wherein the high frequency generator is connected with two ports of the electromagnetic heating coil so that the electromagnetic heating coil can generate heat. According to the holographic printing roller for laser mold pressing, through the electromagnetic heating assemblies arranged on the side edge of the holographic printing roller body, the holographic printing roller body can be heated more evenly, and temperature control is more accurate. Besides, the holographic printing roller for laser mold pressing has the characteristics of being low in energy consumption, convenient to install, small in occupied space and the like.
Description
Technical field
The present invention relates to a kind of laser molding holography roller, belong to laser antifalsification technology field.
Background technology
Laser holographic moulding press is that a kind of utilization is interfered and diffraction principle record the device of reconstructed object light wave wavefront.The holographic roller of laser holographic moulding press is in the course of the work, it is generally required to be heated to 160 ~ 180 DEG C (depending on various product holography coating softening point temperatures height), so the hologram pattern in holographic roller could be impressed in the holographic coating of laser film.Current holographic roller is all to be heated by conduction oil, and heat-conducting oil heating is primarily present following several defect:
1, heat uneven；
2, heating process is complicated, the longest, and energy consumption is high, and needs additional configuration heat-conducting oil heating, backflow mechanism, and floor space is big.
In view of this, this is studied by the present inventor, develops a kind of laser molding holography roller specially, and this case thus produces.
Summary of the invention
It is an object of the invention to provide a kind of laser molding holography roller, there is homogeneous heating, quickly, easy to operate and energy consumption is low.
To achieve these goals, the solution of the present invention is:
A kind of laser molding holography roller, including holographic roller body, and more than 1 the Electromagnetic Heating assembly for holographic roller body heating, described Electromagnetic Heating assembly is arranged on holographic roller body and is provided with the external surface peripheral of hologram pattern；Described Electromagnetic Heating assembly includes insulating boot, high frequency generator, and is arranged on the electromagnetic heating coil inside insulating boot, and described high frequency generator is connected with two ports of electromagnetic heating coil, makes electromagnetic heating coil produce heat.
As preferably, described insulating boot is arranged on support by support.
As preferably, described insulating boot is arc, and the curved state of electromagnetic heating coil is arranged on the medial wall of arc insulating boot.Curve arranges and electromagnetic heating coil length can be made longer, and heating power is high and heats evenly.
As preferably, the center of circle corresponding to segmental arc of described arc insulating boot is consistent with the axle center of holographic roller.So arrange and holographic roller can be made to heat evenly.
As preferably, the central angle corresponding to segmental arc of described arc insulating boot is 70 ~ 180 °.
As preferably, the central angle corresponding to segmental arc of described arc insulating boot is 90 ~ 120 °, and the most at any one time, holographic roller body has the outer surface of 1/4 ~ 1/3 to be in heated state.
As preferably, described electromagnetic heating coil is 10 ~ 20mm with the minimum distance of holographic roller body surface.
As preferably, the distribution length of described electromagnetic heating coil is equal to or more than the axial length of holographic roller body.
As preferably, the rotation of described electromagnetic heating coil disc is arranged on arc insulating boot medial wall.Spiraling to arrange to make holographic roller heat evenly.
As preferably, described electromagnetic heating coil is pasted onto on insulating boot by high-temperature insulation glue.Fasten with glue and on the one hand can save other link member, on the other hand install faster.
During the work of above-mentioned laser molding holography roller, first opening high frequency generator makes electromagnetic heating coil begin to warm up, holographic roller body is made to be heated to design temperature (160 ~ 180 DEG C) by electromagnetic heating coil, then holographic roller body with mold rubber roll and coordinate and start mold pressing, hologram pattern on holography roller body is molded in the holographic coating of laser film.
Compared with prior art, laser molding holography roller of the present invention has following several advantage:
1, by being arranged on the Electromagnetic Heating assembly of holographic roller body side, holographic roller body can be made to heat evenly, temperature controls more accurate；
2, more traditional heat-conducting oil heating mode compared by described Electromagnetic Heating assembly, more convenient operation, can realize quickly heating and quickly cool down (generally, conduction oil heats up needs 50-90 minute, cooling needs 25-35 minute, and the electromagnetic heating mechanism of the present invention heats up and only needs 5-10 minute, cooling the most only needs 5-10 minute), and energy consumption is greatly lowered；
3, the length of Electromagnetic Heating assembly is similar with holographic roller body length, and high frequency generator structure is the smallest and the most exquisite, and the most whole Electromagnetic Heating assembly is installed very convenient, and installing space more saves；
4 additionally, use traditional heat-conducting oil heating, and die work workshop can have the heaviest greasy smell, and Electromagnetic Heating assembly of the present invention belongs to the heating of pure circuit, there is not any abnormal flavour, improves die work environment.
Below in conjunction with drawings and the specific embodiments, the present invention is described in further detail.
Accompanying drawing explanation
Fig. 1 is the laser holographic moulding press structural representation of embodiment 1；
Fig. 2 is the laser molding holography roller sectional view of embodiment 1；
Fig. 3 is that embodiment 1 electromagnetic heating coil disc revolves schematic diagram；
Fig. 4 is the laser molding holography roller structure schematic diagram of embodiment 2；
Fig. 5 is embodiment 2 electromagnetic heating coil curve circuit diagram.
Detailed description of the invention
Embodiment
1
Laser molding holography roller of the present invention is mainly used in laser holographic moulding press, as shown in Figure 1, a kind of laser holographic moulding press, including support 1, and transmit, along laser film 14, let off roll the 2, first guide roller set, holographic roller body 3, chill roll the 4, second guide roller set and the wind-up roll 5 that direction is successively set on support 1, wherein, described let off roll 2 and wind-up roll 3 lay respectively at top and the end of support 1；Described first guide roller set includes the first jockey pulley 6, is respectively provided with the first deflector roll 7 and the second deflector roll 8 guiding laser film before and after described first jockey pulley 6.Described second guide roller set includes the second jockey pulley 9, is respectively provided with the 3rd deflector roll 10 and the 4th deflector roll 11 guiding laser film before and after described second jockey pulley 9.First jockey pulley 6 and the second jockey pulley 9 are for regulating the conveyance tension of laser film so that it is conveying uniform is steady.The lower section of described holographic roller body 3 is provided with mold pressing rubber roll 12, when mold pressing rubber roll 12 works with holographic roller body 3, molds rubber roll 12 and makes both compress by cylinder, and when not working, both differences exist gap.The external surface peripheral that holographic roller body 3 is provided with hologram pattern is provided with more than 1 the Electromagnetic Heating assembly 13 for holographic roller body heating, in the present embodiment, holographic roller body 3 periphery is provided with 1 Electromagnetic Heating assembly 13, it is positioned at the side of holographic roller body 3, Electromagnetic Heating assembly 13 is mainly used in heating holographic roller body 3, and it arranges number and mode can adjust according to practical situation.
As in figure 2 it is shown, described Electromagnetic Heating assembly 13 includes insulating boot 131, high frequency generator, and being arranged on the electromagnetic heating coil 132 inside insulating boot 131, insulating boot 131 is arranged on support by support 133.Electromagnetic heating coil 132 can be fixed on insulating boot 131 by high-temperature insulation glue or other connectors.Described high frequency generator is connected with two ports of electromagnetic heating coil 132 by connecting line, makes electromagnetic heating coil 132 produce heat, and high frequency generator is generally located in laser holographic moulding press control chamber.For ensureing the uniformity of electromagnetic heating coil 132 heating, described insulating boot 131 is arc, and the center of circle corresponding to its segmental arc is consistent with the axle center of holographic roller body 3, and i.e. the circle corresponding to segmental arc and circle holography roller body are concentric circular.Described electromagnetic heating coil 132 is 10 ~ 20mm with the minimum distance of holographic roller body 3 outer surface.In the present embodiment, the central angle θ corresponding to segmental arc of described arc insulating boot 131 is 90 °, and the most at any one time, holographic roller body 3 has the outer surface of 1/4 to be in heated state.Central angle θ size corresponding to the segmental arc of arc insulating boot 131 depends on and the concrete condition that need to heat, it is generally required to during more heat transfer, it is wide that arc insulating boot 131 can cover.
It is arranged on arc insulating boot medial wall as it is shown on figure 3, electromagnetic heating coil 132 is spiraled, spirals and the length that can lengthen electromagnetic heating coil 132 is set, strengthen the heat energy of electromagnetic heating coil 132, make heating more rapid uniformly.The electromagnetic heating coil 132 distribution length L1 in insulating boot is more than or equal to the axial length of holographic roller body 3.In the present embodiment, the axial length of described holographic roller body 3 is 800mm, and the electromagnetic heating coil 132 distribution length L1 in insulating boot is 1050 mm.
Above-mentioned laser holographic moulding press operation principle: the semi-finished product laser film 14 not molded exports from let off roll 2, after first deflector roll the 7, first jockey pulley the 6, second deflector roll 8, penetrate holographic roller body 3 and mold between rubber roll 12, it is then passed through cooling tube 4 to cool down, sequentially pass through the 3rd deflector roll the 10, second jockey pulley the 9, the 4th deflector roll 11 again, finally arrive wind-up roll 5 rolling.During the work of laser molding holography roller, first opening high frequency generator makes electromagnetic heating coil 132 begin to warm up, holographic roller body 3 is made to be heated to design temperature (160 ~ 180 DEG C) by electromagnetic heating coil 132, then holographic roller body 3 with mold rubber roll 12 and coordinate and start mold pressing, hologram pattern on holography roller body 3 is molded in the holographic coating of laser film.
Compared with traditional heat-conducting oil heating, laser molding holography roller of the present invention, by being arranged on the Electromagnetic Heating assembly of holographic roller body side, can make holographic roller body 3 heat evenly, and temperature controls more accurate；Described Electromagnetic Heating assembly 13 compares more traditional heat-conducting oil heating mode, more convenient operation, it is possible to achieve quickly heating and quickly cooling, and energy consumption is greatly lowered；The length of Electromagnetic Heating assembly 13 is few with holographic roller body 3 length difference, and high frequency generator structure is the smallest and the most exquisite, and the most whole Electromagnetic Heating assembly 13 is installed very convenient, and installing space more saves；Additionally, use traditional heat-conducting oil heating, die work workshop can have the heaviest greasy smell, and Electromagnetic Heating assembly 13 of the present invention belongs to the heating of pure circuit, there is not any abnormal flavour, improves die work environment.
Embodiment
2
As shown in Figure 4, a kind of laser molding holography roller includes holographic roller body 3, and is arranged on 1 Electromagnetic Heating assembly 13 of holographic roller body 3 periphery, and described Electromagnetic Heating assembly 13 is positioned at the top of holographic roller body 3.Electromagnetic Heating assembly 13 structure described in the present embodiment is basically identical with embodiment 1, differs primarily in that the curve state of electromagnetic heating coil 132, as it is shown in figure 5, the curved loop of described electromagnetic heating coil 132 is arranged on arc insulating boot medial wall.The electromagnetic heating coil 132 distribution length L2 in insulating boot is more than or equal to the axial length of holographic roller body 3.In the present embodiment, the central angle θ corresponding to segmental arc of described arc insulating boot 131 is 120 °.The most at any one time, holographic roller body 3 has the outer surface of 1/3 to be in heated state.
Above-described embodiment and the product form of the graphic and non-limiting present invention and style, suitably change that it is done by any person of an ordinary skill in the technical field or modify, all should be regarded as the patent category without departing from the present invention.
Claims (10)
1. a laser molding holography roller, it is characterised in that: including holographic roller body, and more than 1 the Electromagnetic Heating assembly for holographic roller body heating, described Electromagnetic Heating assembly is arranged on holographic roller body and is provided with the external surface peripheral of hologram pattern；Described Electromagnetic Heating assembly includes insulating boot, high frequency generator, and is arranged on the electromagnetic heating coil inside insulating boot, and described high frequency generator is connected with two ports of electromagnetic heating coil.
2. a kind of laser molding holography roller, it is characterised in that: described insulating boot is arranged on support by support.
3. a kind of laser molding holography roller, it is characterised in that: described insulating boot is arc, and the curved state of electromagnetic heating coil is arranged on the medial wall of arc insulating boot.
4. a kind of laser molding holography roller, it is characterised in that: the center of circle corresponding to segmental arc of described arc insulating boot is consistent with the axle center of holographic roller body.
5. a kind of electromagnetic heating mechanism as claimed in claim 4, it is characterised in that: the central angle corresponding to segmental arc of described arc insulating boot is 70 ~ 180 °.
6. a kind of electromagnetic heating mechanism as claimed in claim 5, it is characterised in that: the central angle corresponding to segmental arc of described arc insulating boot is 90 ~ 120 °.
7. a kind of electromagnetic heating mechanism as described in claim 1 or 4, it is characterised in that: described electromagnetic heating coil is 10 ~ 20mm with the minimum distance of holographic roller body surface.
8. a kind of electromagnetic heating mechanism as claimed in claim 1, it is characterised in that: the distribution length of described electromagnetic heating coil is equal to or more than the axial length of holographic roller body.
9. a kind of electromagnetic heating mechanism as claimed in claim 3, it is characterised in that: the rotation of described electromagnetic heating coil disc is arranged on arc insulating boot medial wall.
10. a kind of electromagnetic heating mechanism as claimed in claim 1, it is characterised in that: described electromagnetic heating coil is pasted onto on insulating boot by insulative glue.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610427120.9A CN105922721A (en) | 2016-06-15 | 2016-06-15 | Holographic printing roller for laser mold pressing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610427120.9A CN105922721A (en) | 2016-06-15 | 2016-06-15 | Holographic printing roller for laser mold pressing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105922721A true CN105922721A (en) | 2016-09-07 |
Family
ID=56831510
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610427120.9A Pending CN105922721A (en) | 2016-06-15 | 2016-06-15 | Holographic printing roller for laser mold pressing |
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| Country | Link |
|---|---|
| CN (1) | CN105922721A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0738591A1 (en) * | 1995-04-15 | 1996-10-23 | Heidelberger Druckmaschinen Aktiengesellschaft | Transfer cylinder with electric driving unit |
| CN2608274Y (en) * | 2003-03-31 | 2004-03-31 | 谢勇 | Flat straightened paper holographic printing machine |
| CN201552806U (en) * | 2009-12-10 | 2010-08-18 | 吴东杰 | Improved gold stamping roller |
| CN202242388U (en) * | 2011-09-29 | 2012-05-30 | 上海绿新包装材料科技股份有限公司 | Electromagnetic induction heating die-pressing device |
| CN202764567U (en) * | 2012-08-14 | 2013-03-06 | 无锡光群雷射科技有限公司 | Electromagnetic heating printing roller laser stamping machine |
| CN205871431U (en) * | 2016-06-15 | 2017-01-11 | 浙江京华激光科技股份有限公司 | Holographic version roller of laser mold pressing |
-
2016
- 2016-06-15 CN CN201610427120.9A patent/CN105922721A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0738591A1 (en) * | 1995-04-15 | 1996-10-23 | Heidelberger Druckmaschinen Aktiengesellschaft | Transfer cylinder with electric driving unit |
| CN2608274Y (en) * | 2003-03-31 | 2004-03-31 | 谢勇 | Flat straightened paper holographic printing machine |
| CN201552806U (en) * | 2009-12-10 | 2010-08-18 | 吴东杰 | Improved gold stamping roller |
| CN202242388U (en) * | 2011-09-29 | 2012-05-30 | 上海绿新包装材料科技股份有限公司 | Electromagnetic induction heating die-pressing device |
| CN202764567U (en) * | 2012-08-14 | 2013-03-06 | 无锡光群雷射科技有限公司 | Electromagnetic heating printing roller laser stamping machine |
| CN205871431U (en) * | 2016-06-15 | 2017-01-11 | 浙江京华激光科技股份有限公司 | Holographic version roller of laser mold pressing |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160907 |