CN201212938Y - Printing plate roller - Google Patents
Printing plate roller Download PDFInfo
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- CN201212938Y CN201212938Y CNU2008200472695U CN200820047269U CN201212938Y CN 201212938 Y CN201212938 Y CN 201212938Y CN U2008200472695 U CNU2008200472695 U CN U2008200472695U CN 200820047269 U CN200820047269 U CN 200820047269U CN 201212938 Y CN201212938 Y CN 201212938Y
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Abstract
The utility model relates to a printing roller which is characterized in that the surface of the printing roller is dived into a high temperature zone and a low temperature zone, wherein the temperature of the high temperature zone reaches moulding working temperature, and the temperature of the low temperature zone is lower than the moulding working temperature. The surface of the printing roller provided by the utility model is divided into a high temperature zone and a low temperature zone, wherein the temperature of the high temperature zone reaches moulding working temperature, and the temperature of the low temperature zone is lower than the moulding working temperature; when a moulding work printing roller is arranged on the printing roller, the positions of joints at two ends of the moulding work printing plate are corresponding to the low temperature zone of the surface of the printing roller, therefore, when laser holograms are molded, the corresponding part of the moulding material can be molded at all moulding stations by using the part of the moulding work printing plate corresponding to the high temperature zone of the surface of the printing roller, the laser holograms printed by all moulding stations are successive, and joints at two ends of the moulding work printing plate can be avoided, so as to cause that printing seams do not exist on the moulding material, and the integral moulding face of the moulding material has successive laser holograms.
Description
Technical field
The utility model relates to laser holograph mould pressing device, specifically, relates to the version roller in the laser holograph mould pressing device.
Background technology
Laser holograph mould pressing method may further comprise the steps: at first obtain laser holograph by holographic photography or Computerized laser holographic simulation design; By laser engraving machine laser holograph is reappeared on mother matrix then; Mother matrix is duplicated into nickel version (being the die work version) through electroforming; The nickel version is contained on the block press, (moulding material is generally film to the nickel version on heating applies pressure to the mold pressing surface of moulding material, as OPP film (oriented polypropylene film), PET film (mylar), then can suppress laser holograph on the mold pressing surface of moulding material, mold pressing has the moulding material of laser holograph to be commonly called as radium-shine film.Radium-shine film through aluminize, compound, peel off, can obtain laser transfer paper.
Laser holograph mould pressing device generally is made up of version roller and pressure roller, and the die work version is installed on edition roller; Usually also be provided with counter-pressure cylinder, counter-pressure cylinder is pressed to pressure roller, and makes pressure roller press to an edition roller.The version roller carries out temperature control by heating arrangement (being generally circulating heater or electric heater unit in the deep fat), make an edition roller surface keep certain temperature, thereby make the temperature of die work version reach die work temperature (the die work temperature is meant that the mold pressing working version can suppress laser holograph on moulding material under this temperature); Pressure roller is pressed together on the die work version, and keeps certain pressure.During the mold pressing laser holograph, moulding material is by between die work version and the pressure roller, version roller and die work version heat moulding material, make the mold pressing surface of moulding material reach the die work temperature, die work version and pressure roller are exerted pressure to moulding material simultaneously, and the die work version extrudes laser holograph on moulding material.The version roller turns round continuously, thereby makes the die work version constantly extrude laser holograph on moulding material.
But, the die work version of making through electroforming is dull and stereotyped, when being installed in the die work version on edition roller, the two ends of die work version can stay a seam on the version roller, that is to say, the two ends of die work version can not engage, therefore, during the compacting laser holograph, will inevitably be in the corresponding version seam of appearance and above-mentioned seam on the moulding material (slit on the version seam finger print pressure material between adjacent two width of cloth laser holographs, be not pressed laser holograph on this slit), version roller revolution moves and a week promptly occurs a version seam, and this produces very big adverse effect to subsequent handling, for example, need version seam part is cut off, not only time-consuming but also waste material; And for example, when moulding material is carried out follow-up printing,, then can produce a large amount of waste products if version seam problem is not handled.
Summary of the invention
Technical problem to be solved in the utility model provides a kind of edition roller, laser holograph mould pressing device with this version roller is when the mold pressing laser holograph, can avoid the seam at die work version two ends, make not occur the version seam on the moulding material, have continuous laser holograph.The technical scheme that adopts is as follows:
A kind of edition roller is characterized in that edition roller surface is divided into a temperature and reaches the high-temperature area of die work temperature and the low-temperature region that temperature is lower than the die work temperature.
The straight line that separatrix between above-mentioned high-temperature area and the low-temperature region normally parallels with the version roll axis.
For version roller surface subregion is carried out temperature control, usually in the version roller, be provided with two temperature control equipments, i.e. first temperature control equipment and second temperature control equipment, the corresponding high-temperature area of first temperature control equipment wherein, the corresponding low-temperature region of second temperature control equipment.Above-mentioned first temperature control equipment is a heating arrangement, can be circulating heater or electric heater unit in the deep fat.With circulating heater in the deep fat is example, first temperature control equipment is a circulating heater in the deep fat, comprise the hot oil pipeline of being located in edition roller, hot oil pipeline is located at position corresponding with high-temperature area in edition roller, hot oil pipeline parallels with the axis of version roller generally, and circumferentially evenly distributes along the version roller as far as possible, and deep fat (also can adopt other to add thermal medium) circulates in hot oil pipeline, to the high-temperature area heating, make the temperature of high-temperature area reach the die work temperature; Because the version roller is made by the bigger metal or alloy material of coefficient of heat conductivity usually, therefore influenced by high-temperature area, the temperature of low-temperature region will raise rapidly, above-mentioned second temperature control equipment is a cooling device, its effect is that the heat that low-temperature region is unnecessary is in time taken away, be lower than the die work temperature with the temperature of guaranteeing low-temperature region, preferred cooling device is a cooling back installation in the chilled water, comprise the cooling duct of being located in edition roller, cooling duct is located at the position corresponding with low-temperature region, cooling duct parallels with the axis of version roller generally, chilled water (also can adopt other cooling media) circulates in cooling duct, the heat that low-temperature region is unnecessary is in time taken away, and makes the temperature of low-temperature region be lower than the die work temperature.
Because the condition of work of mold pressing laser holograph comprises pressure and temperature, also different under the different pressures (finger print is pressed the pressure force between working version and the pressure roller) to the requirement of die work temperature, therefore, when adopting above-mentioned version roller to carry out the mold pressing laser holograph, should be according to the factors such as pressure force between characteristic, die work version and the pressure roller of moulding material, determine the die work temperature, and then determine the temperature of version roller high-temperature area and low-temperature region.The temperature range of high-temperature area is generally 130～200 ℃, and the temperature range of low-temperature region is generally 50～130 ℃; When the temperature of high-temperature area was higher, corresponding, the temperature of low-temperature region was also higher; When the temperature of high-temperature area was hanged down, corresponding, the temperature of low-temperature region was also lower.
When the die work version is installed on edition roller, the low-temperature region on corresponding version roller surface, the position of the seam at its two ends, the centre position in corresponding version roller surface low-temperature zone, the position of preferred seam.The die work version is heated by the high-temperature area on version roller surface with the corresponding part of version roller surface high-temperature area, and its temperature reaches the die work temperature, and this part is the die work zone; The die work version part corresponding with version roller surface low-temperature zone is transitional region, and the temperature of transitional region is corresponding with the low-temperature region on version roller surface, and its temperature is lower than the die work temperature.
Die work version and pressure roller keep certain pressure force, and its pressing point is the mold pressing station; Laser holograph mould pressing device comprises an above-mentioned version roller and at least two pressure rollers, and each pressure roller also closes with the version roll-in respectively along the circumferential array of version roller, forms at least two mold pressing stations, and the working method of each mold pressing station is identical.The version roller is the down continuously revolution of driving of power externally, when die work area operation during to first mold pressing station, suppresses laser holograph on the appropriate section of moulding material; When transition area operation during to first mold pressing station, can not be on moulding material the mold pressing laser holograph because the seam at die work version two ends is in transitional region, therefore the version seam corresponding with this seam can not appear on moulding material; The version roller turns round continuously, makes when moulding material passes through first mold pressing station, is pressed with the part of laser holograph and the not alternately arrangement of part of mold pressing laser holograph at the moulding material patrix; The part of mold pressing laser holograph not on the moulding material is then when it is transported to one or several mold pressing station of back, by laser holograph in the die work zone ftercompction; That is to say, moulding material is divided into two parts at least, each several part carries out mold pressing at each mold pressing station respectively, and the laser holograph that each mold pressing station extrudes continues (head and the tail connect or head and the tail are overlapped) mutually, and making on the whole mold pressing surface of moulding material all, mold pressing has laser holograph.When laser holograph mould pressing device comprises two pressure rollers, can realize seamless mold pressing laser holograph, this moment, the structure of laser holograph mould pressing device was the simplest, therefore preferred laser holograph mould pressing device comprises an above-mentioned version roller and two pressure rollers, pressure roller closes with the version roll-in respectively, forms two mold pressing stations, and moulding material is divided into two parts, these two parts carry out mold pressing at two mold pressing stations respectively, and the laser holograph that two mold pressing stations extrude continues mutually.
When laser holograph mould pressing device is provided with two pressure rollers, have two mold pressing stations, this moment, high-temperature area accounted for edition half of roller surface at least, at first mold pressing station and second mold pressing station at twice to the appropriate section mold pressing laser holograph of moulding material, the laser holograph of twice mold pressing connects from beginning to end or head and the tail are overlapped, and makes on the whole mold pressing surface of moulding material and all is pressed with laser holograph.
In other embodiments, when laser holograph mould pressing device is provided with three pressure rollers, have three mold pressing stations, this moment, high-temperature area accounted for 1/3rd of edition roller surface at least, divide appropriate section mold pressing laser holograph three times at first mold pressing station, second mold pressing station and the 3rd mold pressing station to moulding material, the laser holograph of three time mold pressings connects from beginning to end or head and the tail are overlapped, and makes on the whole mold pressing surface of moulding material and all is pressed with laser holograph.Certainly, laser holograph mould pressing device also can comprise N (N is 〉=4 integer) pressure roller, correspondingly has N mold pressing station, and high-temperature area correspondingly accounts for edition 1/N on roller surface at least.
The surface of the version roller that the utility model provides is divided into a temperature and reaches the high-temperature area of die work temperature and the low-temperature region that temperature is lower than the die work temperature, when the die work version is installed on edition roller, the low-temperature region on corresponding version roller surface, the position of the seam at its two ends, therefore when the mold pressing laser holograph, utilize die work version and the version roller surface corresponding part of high-temperature area (being the die work zone) appropriate section of moulding material to be carried out mold pressing at each mold pressing station, the laser holograph that each mold pressing station extrudes continues mutually, and can avoid the seam at die work version two ends, make not occur version seam on the moulding material, make on the whole mold pressing surface of moulding material to have continuous laser holograph.
Description of drawings
Fig. 1 is the structural representation of the utility model preferred embodiment;
Fig. 2 is the structural representation with a kind of laser holograph mould pressing device of version roller shown in Figure 1;
Fig. 3 is after moulding material passes through first mold pressing station, the synoptic diagram of the laser holograph of mold pressing above it;
Fig. 4 is after moulding material passes through second mold pressing station, the synoptic diagram of the laser holograph of mold pressing above it.
Embodiment
As shown in Figure 1, the surface of this version roller 1 is divided into a temperature and reaches the high-temperature area 11 of die work temperature and the low-temperature region 12 that temperature is lower than the die work temperature, and the separatrix between high-temperature area 11 and the low-temperature region 12 is the straight line 15,16 that parallels with the axis of version roller 1; Wherein high-temperature area 11 accounts for 4/7ths of edition roller 1 surface, and low-temperature region 12 accounts for 3/7ths of edition roller 1 surface, and promptly high-temperature area 11 pairing central angle alpha 1 are about 205.7 °, and low-temperature region 12 pairing central angle alpha 2 are about 154.3 °.
Be provided with two temperature control equipments in the version roller 1, i.e. first temperature control equipment and second temperature control equipment, the wherein corresponding low-temperature region 12 of corresponding high-temperature area 11, the second temperature control equipments of first temperature control equipment.First temperature control equipment is a circulating heater in the deep fat, comprise the hot oil pipeline of being located in edition roller 1 13, hot oil pipeline 13 is located in edition roller 1 position corresponding with high-temperature area 11, hot oil pipeline 13 parallels with the axis of version roller 1 generally, and along circumferentially evenly distribution of version roller 1, deep fat flows in hot oil pipeline 13, to high-temperature area 11 heating, make the temperature of high-temperature area 11 reach the die work temperature, in the present embodiment, hot oil pipeline 13 has eight, and wherein inflow pipeline and oil returning tube respectively have four, form four pairs, an end of the every pair of inflow pipeline and oil returning tube is communicated with; Deep fat flows out from the deep fat station, enter inflow pipeline from the oil-in of inflow pipeline, flow through then inflow pipeline and oil returning tube, to high-temperature area 11 heating, flow out and be back to the deep fat station from the oil-out of oil returning tube again, heat deep fat at the deep fat station, and the deep fat behind heat temperature raising flows out from the deep fat station once more, the heating process of beginning next round, deep fat circulates in the circulating heater in deep fat; Second temperature control equipment is a cooling back installation in the chilled water, comprise the cooling duct of being located in edition roller 1 14, cooling duct 14 is located at the position corresponding with low-temperature region 12, cooling duct 14 parallels with the axis of version roller 1 generally, chilled water flows in cooling duct 14, low-temperature region 12 unnecessary heats are in time taken away, make the temperature of low-temperature region 12 be lower than the die work temperature, in the present embodiment, cooling duct 14 has six, wherein inlet channel and water return pipeline respectively have three, form three pairs, and an end of the every pair of inlet channel and water return pipeline is communicated with; Chilled water flows out from refrigeration machine, enter inlet channel from the water inlet of inlet channel, flow through then inlet channel and water return pipeline, low-temperature region 12 is cooled off, flow out and be back to refrigeration machine from the water delivering orifice of water return pipeline again, refrigeration machine is to water quench, and the chilled water after cooling flows out from refrigeration machine once more, the cooling procedure of beginning next round, chilled water circulates in second temperature control equipment.In the art, roller is heated or the method and apparatus that cools off is technology commonly used at present, not for a more detailed description at this.
The temperature range of high-temperature area 11 can be arranged between 130～200 ℃, and the temperature range of low-temperature region 12 can be arranged between 50～130 ℃; When the temperature of high-temperature area was higher, corresponding, the temperature of low-temperature region was also higher; When the temperature of high-temperature area was hanged down, corresponding, the temperature of low-temperature region was also lower.
As shown in Figure 2, laser holograph mould pressing device comprises an above-mentioned version roller 1, die work version 2, two pressure rollers (being pressure roller 31 and pressure roller 32) and two counter-pressure cylinders (being counter-pressure cylinder 41 and counter-pressure cylinder 42).
Die work version 2 is installed on edition roller 1, the centre position of the low-temperature region 12 on corresponding version roller 1 surface, the position of the seam 21 at its two ends; Die work version 2 is heated by the high-temperature area 11 on version roller 1 surface with the high-temperature area 11 corresponding parts on version roller 1 surface, and its temperature reaches the die work temperature, and this part is die work zone 22, and die work zone 22 accounts for 4/7ths of die work version 2; The low-temperature region 12 corresponding parts on die work version 2 and version roller 1 surface are transitional region 23, the temperature of transitional region 23 is corresponding with the low-temperature region 12 on version roller 1 surface, its temperature is lower than the die work temperature, the seam 21 at die work version 2 two ends is in transitional region 23, and transitional region 23 accounts for 3/7ths of die work version 2.
The axis of the axis of the axis of pressure roller 31, pressure roller 32 and version roller 1 is in the same plane; Pressure roller 31 keeps certain pressure force with version roller 1 pressing, die work version 2 with pressure roller 31, forms first mold pressing station; Pressure roller 32 keeps certain pressure force with version roller 1 pressing, die work version 2 with pressure roller 32, forms second mold pressing station; The working method of two mold pressing stations is identical.
Be provided with three guide rollers between pressure roller 31 and the pressure roller 32, i.e. guide roller 51, guide roller 52 and guide roller 53, the wherein position-adjustable of guide roller 52; Be provided with guide roller 54 before the pressure roller 31, be provided with guide roller 55 after the pressure roller 32.Guide roller 54, guide roller 51, guide roller 53 and guide roller 55 are installed in the appropriate location, make moulding material 6 not have cornerite on version roller 1; By regulating the position of guide roller 52, moulding material 6 length between the scalable two mold pressing stations.Moulding material length between the two mold pressing stations meets following requirement: the length of moulding material is L between first mold pressing station and second the mold pressing station; After the die work version is installed on edition roller, formed cylindrical shell is a cylinder, the girth of its xsect outer rim is C, the part of its xsect outer rim between the moulding material input point of the moulding material output point of first mold pressing station and second mold pressing station is one section circular arc, the length of this section circular arc is D, L=D+ (1/2) C+M * C then, wherein M is 〉=0 integer.
In other embodiments, when laser holograph mould pressing device is provided with three pressure rollers, have three mold pressing stations, this moment, high-temperature area accounted for 1/3rd of edition roller surface at least, divide appropriate section mold pressing laser holograph three times at first mold pressing station, second mold pressing station and the 3rd mold pressing station to moulding material, the laser holograph of three time mold pressings connects from beginning to end or head and the tail are overlapped, and makes on the whole mold pressing surface of moulding material and all is pressed with laser holograph.Certainly, laser holograph mould pressing device also can comprise N (N is 〉=4 integer) pressure roller, correspondingly has N mold pressing station, and high-temperature area correspondingly accounts for edition 1/N on roller surface at least.
Claims (9)
1, a kind of edition roller is characterized in that edition roller surface is divided into a temperature and reaches the high-temperature area of die work temperature and the low-temperature region that temperature is lower than the die work temperature.
2, version roller according to claim 1, it is characterized in that: the separatrix between described high-temperature area and the low-temperature region is the straight line that parallels with the version roll axis.
3, version roller according to claim 1 and 2, it is characterized in that: be provided with two temperature control equipments in the described version roller, i.e. first temperature control equipment and second temperature control equipment, the corresponding high-temperature area of first temperature control equipment wherein, the corresponding low-temperature region of second temperature control equipment.
4, version roller according to claim 3, it is characterized in that: described first temperature control equipment is a heating arrangement, described second temperature control equipment is a cooling device.
5, version roller according to claim 4, it is characterized in that: described heating arrangement is a circulating heater in the deep fat, comprise the hot oil pipeline of being located in edition roller, hot oil pipeline is located at position corresponding with high-temperature area in edition roller, hot oil pipeline parallels with the axis of version roller generally, and, the deep fat that circulates is arranged in the hot oil pipeline along the circumferentially evenly distribution of version roller.
6, version roller according to claim 4, it is characterized in that: described cooling device is a cooling back installation in the chilled water, comprise the cooling duct of being located in edition roller, cooling duct is located at the position corresponding with low-temperature region, cooling duct parallels with the axis of version roller generally, and the chilled water that circulates is arranged in the cooling duct.
7, version roller according to claim 1 and 2, it is characterized in that: the temperature range of described high-temperature area is 130～200 ℃.
8, version roller according to claim 1 and 2, it is characterized in that: the temperature range of described low-temperature region is 50～130 ℃.
9, version roller according to claim 1 and 2, it is characterized in that: described high-temperature area accounts for edition half of roller surface at least.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200472695U CN201212938Y (en) | 2008-04-29 | 2008-04-29 | Printing plate roller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200472695U CN201212938Y (en) | 2008-04-29 | 2008-04-29 | Printing plate roller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201212938Y true CN201212938Y (en) | 2009-03-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200472695U Expired - Lifetime CN201212938Y (en) | 2008-04-29 | 2008-04-29 | Printing plate roller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201212938Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103144427A (en) * | 2013-03-01 | 2013-06-12 | 东南大学 | Printing roller for temperature-adjustable type double-loop multi-channel wide-range film pressing machine |
-
2008
- 2008-04-29 CN CNU2008200472695U patent/CN201212938Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103144427A (en) * | 2013-03-01 | 2013-06-12 | 东南大学 | Printing roller for temperature-adjustable type double-loop multi-channel wide-range film pressing machine |
| CN103144427B (en) * | 2013-03-01 | 2015-07-01 | 东南大学 | Printing roller for temperature-adjustable type double-loop multi-channel wide-range film pressing machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: SHANTOU DONGFENG PRINTING CO., LTD. Free format text: FORMER NAME: DONGFENG PRINTING PLANT CO. LTD., SHANTOU CITY |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 515064 Guangdong city of Shantou province Chaoshan road Jinyuan Industrial Zone Patentee after: Shantou Dongfeng Printing Co., Ltd. Address before: 515064 Guangdong city of Shantou province Chaoshan road Jinyuan Industrial Zone Patentee before: Dongfeng Printing Plant Co., Ltd., Shantou City |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20090325 |