CN108749292B - High-resolution high-speed hot stamping machine and hot stamping method thereof - Google Patents
High-resolution high-speed hot stamping machine and hot stamping method thereof Download PDFInfo
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- CN108749292B CN108749292B CN201810725143.7A CN201810725143A CN108749292B CN 108749292 B CN108749292 B CN 108749292B CN 201810725143 A CN201810725143 A CN 201810725143A CN 108749292 B CN108749292 B CN 108749292B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F16/00—Transfer printing apparatus
- B41F16/0006—Transfer printing apparatus for printing from an inked or preprinted foil or band
- B41F16/002—Presses of the rotary type
- B41F16/0026—Presses of the rotary type with means for applying print under heat and pressure, e.g. using heat activable adhesive
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F16/00—Transfer printing apparatus
- B41F16/0006—Transfer printing apparatus for printing from an inked or preprinted foil or band
- B41F16/006—Arrangements for moving, supporting or positioning the printing foil or band
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F16/00—Transfer printing apparatus
- B41F16/0006—Transfer printing apparatus for printing from an inked or preprinted foil or band
- B41F16/0093—Attachments or auxiliary devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B44—DECORATIVE ARTS
- B44C—PRODUCING DECORATIVE EFFECTS; MOSAICS; TARSIA WORK; PAPERHANGING
- B44C1/00—Processes, not specifically provided for elsewhere, for producing decorative surface effects
- B44C1/16—Processes, not specifically provided for elsewhere, for producing decorative surface effects for applying transfer pictures or the like
- B44C1/165—Processes, not specifically provided for elsewhere, for producing decorative surface effects for applying transfer pictures or the like for decalcomanias; sheet material therefor
- B44C1/17—Dry transfer
- B44C1/1712—Decalcomanias applied under heat and pressure, e.g. provided with a heat activable adhesive
- B44C1/1729—Hot stamping techniques
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41P—INDEXING SCHEME RELATING TO PRINTING, LINING MACHINES, TYPEWRITERS, AND TO STAMPS
- B41P2219/00—Printing presses using a heated printing foil
- B41P2219/20—Arrangements for moving, supporting or positioning the printing foil
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The invention discloses a high-resolution high-speed thermoprinting machine, which comprises an alumite conveying device, a hot stamping device and a hot stamping device, wherein the alumite conveying device is used for conveying an alumite material roll; a sheet conveying device for conveying a sheet; the high infrared emission device is used for heating the electrochemical aluminum coil; closing the device, being used for compressing tightly electrochemical aluminium material area and paper, making it carry out the thermoprint, and carry electrochemical aluminium material area and paper electrochemical aluminium material area. The invention also discloses a hot stamping method based on the high-resolution high-speed hot stamping machine. The invention uses the high infrared heating mode and the roller-to-roller combined pressing mode to heat and pressurize the alumite, thereby removing the manufacture of the traditional thermoprinting plate and reducing the pollution to the environment in the thermoprinting process; meanwhile, the hot stamping speed is greatly improved. The invention adopts the high infrared emitter for heating, the resolution ratio is at least not lower than that of cold stamping, and the invention can carry out hot stamping on large-breadth and high-precision products, thereby expanding the application range of hot stamping products.
Description
Technical Field
The invention relates to a hot stamping machine, in particular to a high-resolution high-speed hot stamping machine and a hot stamping method thereof.
Background
In order to adapt to the overall development trend of the global packaging and printing industry and meet the requirements of the post-printing processing market on equipment precision, speed and stability, the hot stamping process is continuously innovated, various hot stamping processes such as cold hot stamping, holographic positioning hot stamping, digital hot stamping and the like appear, the hot stamping process plays a unique decoration role on printed matters and is applied to various packaging fields.
The improved thermoprinting equipment and technology is researched by students and experts in China, a series of improved schemes are provided for the thermoprinting equipment, thermoprinting materials, thermoprinting technology and the like, partial performances such as speed, precision and the like of a thermoprinting machine are improved to a certain extent, but the design concept is still limited by the constraint of the traditional thermoprinting technology and equipment, breakthrough progress is difficult to achieve in the aspects of speed and precision, the development direction of digitalization, automation and intellectualization of post-printing processing cannot be met, and meanwhile, acidic chemicals (hydrochloric acid and nitric acid) used in the thermoprinting plate making process cause great pollution to the environment. In order to accelerate the implementation of green printing strategy and promote the green development mode of the printing industry in China, the improvement of the traditional hot stamping equipment and process is urgent.
Therefore, the applicant provides a high-resolution high-speed hot stamping machine and a hot stamping method thereof, the hot stamping rate is high, the speed is high, a hot stamping plate is not adopted, and the environment is protected.
Disclosure of Invention
In view of the above defects in the prior art, the technical problem to be solved by the present invention is to provide a high-resolution high-speed stamping machine and a stamping method thereof.
In order to achieve the purpose, the invention provides a high-resolution high-speed thermoprinting machine which comprises an alumite conveying device, a hot stamping device and a hot stamping device, wherein the alumite conveying device is used for conveying an alumite material belt and enabling the material belt to be in a horizontal tightening state, so that the hot stamping precision is improved conveniently;
a sheet conveying device for conveying a sheet;
the high infrared heating device is used for heating the electrochemical aluminum, softening the separation layer and the bonding layer on the surface of the electrochemical aluminum, and facilitating the transfer of the coating on the surface of the electrochemical aluminum by the laminating device.
The laminating device is used for compressing the electrochemical aluminum material belt and the paper to carry out hot stamping and conveying the electrochemical aluminum material belt and the paper; the alumite material belt is heated by a far infrared heating device and then is subjected to hot stamping.
Preferably, the alumite conveying device comprises an alumite winding shaft and an alumite unwinding shaft, wherein an alumite material belt is installed on the alumite unwinding shaft in a coiled mode, the alumite unwinding shaft is located at a horizontal position, the alumite is conveniently tightened before entering the closing and pressing device, and an open end of the alumite conveying device penetrates through a gap between the closing and pressing device and then is fixedly connected with the alumite winding shaft;
preferably, the laminating device comprises an upper pressing roller and a lower pressing roller, the paper and the electric aluminum material strip pass through the gap between the upper pressing roller and the lower pressing roller and are conveyed and compressed through the upper pressing roller and the lower pressing roller, and the gap between the upper pressing roller and the lower pressing roller is adjustable.
Preferably, the upper pressing roller comprises a metal roller, the metal roller is wrapped with a rubber roller, and the rubber roller is wrapped with a heat-insulating superfine mica material layer.
Preferably, when the single sheet is thermoprinted, the paper conveying device is a single sheet conveying device and comprises a first belt shaft, a tensioning shaft and a second belt shaft, the first belt shaft, the tensioning shaft and the second belt shaft are sleeved with a belt, the tensioning shaft is tensioned through the tensioning shaft to form a belt transmission structure, the paper is placed on the belt and conveyed through the belt, and the paper passes through a gap between the pressing devices and is conveyed through the belt.
Preferably, when the paper is rolled into a roll-shaped roll paper, the paper conveying device is a roll paper conveying device and comprises a roll paper unreeling shaft and a roll paper reeling shaft;
the roll paper is arranged on the roll paper unwinding shaft, the open end of the roll paper winds the second paper guide roller, penetrates through a gap between the closing and pressing devices, winds the first paper guide roller and then is fixedly connected with the roll paper winding shaft, the roll paper unwinding shaft releases paper needing hot stamping, and the roll paper winding shaft winds the hot stamped paper.
Preferably, heating device be high infrared emitter, high infrared emitter installs on the back shaft, and shines on the electrochemical aluminium material area behind the light that high infrared emitter sent through the light valve.
Preferably, the high infrared emitter and the light valve are in communication connection with a synchronizer, the synchronizer is in communication connection with a detection device for detecting rotation information of the closing device and a computer, the computer is used for inputting hot stamping data and converting the hot stamping data into dot matrix information, and the dot matrix information and the rotation information of the closing device are converted into pulse signals for controlling the light valve after being compiled by a coder arranged in the synchronizer so as to control the on-off of the light of the high infrared emitter.
The invention also discloses a hot stamping method of the high-resolution high-speed hot stamping machine, which comprises the following steps:
s1, mounting paper to be thermoprinted, and electrifying an aluminum material belt
S2, inputting information needing hot stamping into a computer, sending a hot stamping signal to a high infrared transmitter by the computer, and generating light (infrared rays or infrared laser and the like) and irradiating the light on a light valve after the high infrared transmitter receives the hot stamping signal transmitted by the computer;
meanwhile, grating processing software in the computer performs rasterization processing on the image-text information to be thermoprinted to obtain dot matrix information, the dot matrix information is converted into pulse signals through an information processing module, the pulse signals are input into a light valve, the light valve controls the on-off of infrared rays according to the pulse signals, and light rays selectively irradiate on an alumite material belt through the screening of the light valve to form thermoprinted patterns;
s3, the synchronizer adjusts the pulse signal input into the light valve according to the rotating speed of the pressure combining device, so that the pulse signal is synchronous with the rotating speed of the pressure combining device;
s4, the heated alumite material belt and the paper to be subjected to hot stamping are pressed at a pressing device, so that a dyeing layer, an aluminum-plated layer and an adhesive layer on the alumite material belt are smoothly transferred onto the paper, and hot stamping is completed.
The invention has the beneficial effects that:
the invention uses high infrared heating and roller-to-roller (laminating device) mode to pressurize, removes the manufacture of the traditional thermoprinting plate, and reduces the pollution to the environment in the thermoprinting process; meanwhile, the hot stamping speed is greatly improved, and theoretically, the hot stamping machine can be produced on line with an offset press.
In the aspect of product quality, the invention adopts the high infrared emitter for exposure, the resolution ratio is at least not lower than that of cold stamping, and hot stamping can be carried out on large-breadth and high-precision products, thereby expanding the application range of hot stamping products.
The hot stamping machine with the improved process is mainly suitable for carrying out hot stamping treatment on printed products with wide breadth and high resolution, has higher hot stamping speed, and can also be suitable for hot stamping of personalized and small-batch products such as paper, glass, fur and the like. And the hot stamping time can be reduced, the hot stamping precision and the resolution ratio can be improved, and the pollution problem in the hot stamping process can be reduced.
Drawings
Fig. 1 is a schematic structural diagram of a high-resolution high-speed stamping machine according to a first embodiment of the invention.
FIG. 2 is a schematic structural diagram of a high-resolution high-speed stamping machine according to a first embodiment of the invention.
FIG. 3 is a schematic structural diagram of a second embodiment of the high-resolution high-speed hot stamping machine of the invention.
Fig. 4 is a schematic structural diagram of a second high-resolution high-speed stamping machine according to an embodiment of the invention.
FIG. 5 is a cross-sectional view of the upper roll of the high resolution high speed hot stamping machine of the present invention.
FIG. 6 is a schematic diagram of the principle of sheet-fed hot stamping of the present invention.
FIG. 7 is a schematic view of the web stamping principle of the present invention.
Detailed Description
The invention is further illustrated by the following examples in conjunction with the accompanying drawings:
example one
Referring to fig. 1-2 and 6, the high-resolution high-speed hot stamping machine of the embodiment includes two supporting wall plates 15, and the two supporting wall plates 15 are connected and fixed by a connecting rod 151;
an alumite winding shaft 1, a first belt shaft 2, a lower compression roller 3, a tensioning shaft 4, a second belt shaft 5, a support shaft 8, an alumite unreeling shaft 9 and an upper compression roller 10 are further respectively arranged between the two support wallboards 15, a high infrared emitter 7 (a high infrared heater) is arranged on the support shaft 8, a light valve 6 is arranged at the light-emitting position of the high infrared emitter 7, and infrared rays or infrared laser emitted by the high infrared emitter 7 can be used after passing through the light valve 6;
the electrochemical aluminum winding shaft 1 is used for winding an electrochemical aluminum material belt 19, the electrochemical aluminum unwinding shaft 9 is used for releasing the electrochemical aluminum material belt 19, and the electrochemical aluminum material belt 19 penetrates through the upper pressing roller 10 and the lower pressing roller 3 to form circular conveying;
the light valve is used for enabling the infrared rays or the infrared laser emitted by the high infrared emitter 7 to pass through or block the infrared rays or the infrared laser emitted by the high infrared emitter 7;
the upper pressing roller 10 and the lower pressing roller 3 jointly form a combined pressing device;
the first belt shaft 2, the second belt shaft 5 and the tensioning shaft 4 are connected through a belt 110 to form a belt transmission structure, when the paper feeding device is used, paper 20 can be conveyed through the belt 110, and the paper 20 passes through the pressing device.
The high infrared emitter 7 and the light valve 6 are in communication connection with a synchronizer, the synchronizer is in communication connection with a detection device (such as an angle sensor) for detecting rotation information of the combining and pressing device and a computer, the computer is used for inputting hot stamping data and converting the hot stamping data into dot matrix information, and the dot matrix information and the rotation information of the combining and pressing device are converted into pulse signals for controlling the light valve 6 after being compiled by a built-in encoder of the synchronizer so as to control the on-off of light of the high infrared emitter 7;
and the encoder converts the thermoprint data acquired by the computer into an electric signal for controlling the operation of the high infrared emitter 7, so as to control the opening, closing, strength and the like of the high infrared emitter 7.
When the device is used, infrared rays or infrared laser emitted by the high infrared emitter 7 penetrate through the light valve 6 and then irradiate on the electrochemical aluminum material belt 19 so as to heat the local part of the electrochemical aluminum material belt 19; thereby make the isolation layer of electrochemical aluminium material area heating part and the adhesive linkage of viscose layer change, treat on the paper 20 that the thermoprint district is carried to between last compression roller 10 and the lower compression roller 3, through last compression roller 10 and the pressure between the lower compression roller 3, make dyeing layer, aluminize layer and the viscose layer on the electrochemical aluminium material area 19 after being heated transfer-print to paper 20 smoothly, accomplish the thermoprint.
This is a structure of sheet-fed hot stamping, which can realize continuous hot stamping of a single sheet of paper 20. In addition, the mode does not need a hot stamping plate, so that the cost is saved, and the method is quick and convenient. The hot stamping speed is high, the hot stamping precision is controlled by the high infrared emitter 7 and the light valve 6, and the high hot stamping precision can be realized.
The electrochemical aluminum material belt 19 and the paper 20 run synchronously under the driving of the laminating device.
Of course, the paper 20 to be hot stamped can be sleeved among the first belt shaft 2, the second belt shaft 5 and the tensioning shaft 4 for circular hot stamping, and at this time, the belt 110 is not needed. The tension shaft 4 is mainly used for tensioning the belt 110.
The high infrared heating by the high infrared emitter 7 is a technology for strengthening radiation heat transfer on the basis of comprehensive heat transfer, and can enable the temperature to reach a target value instantly and effectively improve the working efficiency.
Preferably, the electrochemical aluminum material belt 19 is in a horizontal tensioning state before entering the laminating device, which can facilitate high-precision exposure of the electrochemical aluminum material belt 19 by the high infrared emitter 7, so that the stamping precision of variable data can be improved.
The pressing device selects the pressing mode of pressing the round, so that the hot stamping process is in a continuous state, and the time waste caused by the return of the printing plate in the traditional hot stamping process is reduced. The distance between the upper press roller 10 and the lower press roller 3 can be designed to be manually adjusted, namely, the gap between the upper press roller and the lower press roller can be adjusted according to the thickness of a printing stock so as to adapt to products with different thicknesses.
Example two
Referring to fig. 3-4 and fig. 7, the difference from the first embodiment is that the first embodiment 1 can only perform stamping of a single sheet 20, but the present embodiment can perform continuous stamping of a web, that is, rolling the sheet 20 into a roll-shaped web 21 and then performing continuous stamping.
The roll paper 21 is mounted on the roll paper unwinding shaft 13, and the open end of the roll paper passes through the space between the closing devices by bypassing the second paper guide roller 14, and is connected and fixed with the roll paper winding shaft 12 after bypassing the first paper guide roller 11, when in use, the roll paper unwinding shaft 13 releases the paper 20 to be hot stamped, and the roll paper winding shaft 12 winds up the hot stamped paper 20.
When the automatic hot stamping device is used, the hot stamping signals transmitted by the computer are respectively converted and transmitted to the high infrared emitter 7 and the light valve 6 through the synchronizer, then the paper 20 can be subjected to hot stamping through the transmission information of the synchronous closing and pressing device, the paper 20 is hot stamped while being wound through the wound paper winding shaft 12, automatic control can be realized, the efficiency is very high, and meanwhile, the labor is saved.
EXAMPLE III
Referring to fig. 5, the structure shown is an upper press roll section, and the upper press roll 10 comprises a metal roll 16, wherein a rubber roll 17 is wrapped outside the metal roll 16, and a superfine mica material layer 18 is wrapped outside the rubber roll 17. Through the setting of rubber roller 17 for upper compression roller 10 is soft roller, and lower compression roller 3 is the metal roller, pastes on upper compression roller 10 and has the superfine mica material layer 18 of one deck, and superfine mica is a heat-resisting, the material that thermal expansion coefficient is little, can make the heat loss in the thermoprint process reduce to minimum, has avoided well that the heat loss because electrification aluminium material area 19 causes thermoprint defects such as not going up or quality is not too close. The mica material layer 18 on the upper press roll 10 can be replaced after a period of use, which can also reduce the manufacturing cost.
Example four
The hot stamping method of the high-resolution high-speed hot stamping machine based on the first embodiment to the third embodiment comprises the following steps:
s1, installing paper 20 to be thermoprinted, and brushing a dyeing layer, an aluminum plating layer, an adhesive layer and the like on an alumite material belt 19;
s2, inputting information needing hot stamping into the computer, wherein if the pattern needing hot stamping is needed, the computer sends a hot stamping signal to the high infrared emitter 7, and the high infrared emitter 7 generates infrared rays (or infrared laser) and irradiates the infrared rays on the light valve 6 after receiving the hot stamping signal transmitted by the computer;
meanwhile, the raster processing software in the computer carries out rasterization processing on the graphic and text information needing to be thermoprinted to obtain dot matrix information, the dot matrix information is converted into a pulse signal through an information processing module (digital-to-analog converter), the pulse signal is input into the light valve 6, the light valve 6 controls the on-off of infrared rays according to the pulse signal, and the infrared rays selectively irradiate on the alumite material belt 19 through the screening of the light valve 6 to form thermoprinting patterns;
s3, the synchronizer adjusts the pulse signal input into the light valve 6 according to the rotating speed of the pressure combining device, so that the pulse signal is synchronous with the rotating speed of the pressure combining device to obtain an accurate hot stamping pattern;
s4, the heated electrochemical aluminum material belt 19 and the paper 20 to be subjected to hot stamping are pressed at a pressing device, so that a dyeing layer, an aluminum coating layer and an adhesive layer on the electrochemical aluminum material belt 19 are smoothly transferred onto the paper 20, and hot stamping is completed.
The invention is not described in detail, but is well known to those skilled in the art.
The foregoing detailed description of the preferred embodiments of the invention has been presented. It should be understood that numerous modifications and variations could be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions available to those skilled in the art through logic analysis, reasoning and limited experiments based on the prior art according to the concept of the present invention should be within the scope of protection defined by the claims.
Claims (5)
1. A high-resolution high-speed thermoprinting machine is characterized in that: comprises an alumite conveying device used for conveying an alumite material belt;
a sheet conveying device for conveying a sheet;
the high infrared heating device is used for heating the electrochemical aluminum to soften the separation layer and the bonding layer on the surface of the electrochemical aluminum, so that the laminating device can transfer the coating on the surface of the electrochemical aluminum conveniently;
the laminating device is used for compressing the electrochemical aluminum material belt and the paper to carry out hot stamping and conveying the electrochemical aluminum material belt and the paper; the alumite material belt is heated by a far infrared heating device and then is subjected to hot stamping;
the high infrared heating device is a high infrared emitter, the high infrared emitter is arranged on the supporting shaft, and light emitted by the high infrared emitter passes through the light valve and then irradiates the alumite strip; the high infrared emitter and the light valve are in communication connection with the synchronizer, the synchronizer is in communication connection with the detection device for detecting the rotation information of the pressing and combining device and the computer, the computer is used for inputting hot stamping data and converting the hot stamping data into dot matrix information, and the dot matrix information and the rotation information of the pressing and combining device are converted into pulse signals for controlling the light valve after being compiled by a built-in encoder of the synchronizer so as to control the on-off of the light of the high infrared emitter;
the laminating device comprises an upper pressing roller and a lower pressing roller, wherein paper and the electrochemical aluminum material belt penetrate through a gap between the upper pressing roller and the lower pressing roller and are conveyed and compressed through the upper pressing roller and the lower pressing roller.
2. The high resolution, high speed hot stamping machine of claim 1, wherein: the upper pressing roller comprises a metal roller, wherein the metal roller is wrapped with a rubber roller, and the rubber roller is wrapped with a superfine mica material layer.
3. The high resolution high speed hot stamping machine of claim 1, wherein: when the single sheet is thermoprinted, the paper conveying device is a single sheet conveying device and comprises a first belt shaft, a tensioning shaft and a second belt shaft, the first belt shaft, the tensioning shaft and the second belt shaft are sleeved with a belt, the tensioning shaft is tensioned through the tensioning shaft, the paper is placed on the belt and conveyed through the belt, and the paper passes through a gap between the pressing devices.
4. The high resolution high speed hot stamping machine of claim 1, wherein: when the paper is rolled into a rolled roll paper, the paper conveying device is a roll paper conveying device and comprises a roll paper unreeling shaft and a roll paper reeling shaft;
the roll paper is arranged on the roll paper unwinding shaft, the open end of the roll paper winds the second paper guide roller, penetrates through a gap between the closing and pressing devices, winds the first paper guide roller and then is fixedly connected with the roll paper winding shaft, the roll paper unwinding shaft releases paper needing hot stamping, and the roll paper winding shaft winds the hot stamped paper.
5. A stamping method based on the high-resolution high-speed stamping machine as claimed in any one of claims 1 to 4, characterized by comprising the following steps: the method comprises the following steps:
s1, installing paper to be thermoprinted and an alumite material belt;
s2, inputting information needing hot stamping into a computer, sending a hot stamping signal to a high infrared transmitter by the computer, and generating light and irradiating the light on a light valve after the high infrared transmitter receives the hot stamping signal transmitted by the computer;
meanwhile, grating processing software in the computer performs rasterization processing on the image-text information to be thermoprinted to obtain dot matrix information, the dot matrix information is converted into pulse signals through an information processing module, the pulse signals are input into a light valve, the light valve controls the on-off of infrared rays according to the pulse signals, and light rays selectively irradiate on an alumite material belt through the screening of the light valve to form thermoprinted patterns;
s3, the synchronizer adjusts the pulse signal input into the light valve according to the rotating speed of the pressure combining device, so that the pulse signal is synchronous with the rotating speed of the pressure combining device;
s4, the heated alumite material belt and the paper to be subjected to hot stamping are pressed at a pressing device, so that a dyeing layer, an aluminum-plated layer and an adhesive layer on the alumite material belt are smoothly transferred onto the paper, and hot stamping is completed.
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| CN103722896A (en) * | 2013-12-21 | 2014-04-16 | 广州向盟机械有限公司 | Plate-free stamping machine |
| CN204526413U (en) * | 2015-04-14 | 2015-08-05 | 重庆宏声印务有限责任公司 | A kind of gilding press |
| CN105564016A (en) * | 2016-02-16 | 2016-05-11 | 佛山市启承机电设备有限公司 | Synchronous hot stamping and printing equipment for lace tablecloth |
| CN108128032A (en) * | 2017-12-29 | 2018-06-08 | 常德金德新材料科技股份有限公司 | Laser molding method and laser molding equipment |
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