CN106626721A - Manufacturing method for metal embossing plate and application of metal embossing plate in embossing metal parts - Google Patents
Manufacturing method for metal embossing plate and application of metal embossing plate in embossing metal parts Download PDFInfo
- Publication number
- CN106626721A CN106626721A CN201611026662.1A CN201611026662A CN106626721A CN 106626721 A CN106626721 A CN 106626721A CN 201611026662 A CN201611026662 A CN 201611026662A CN 106626721 A CN106626721 A CN 106626721A
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- Prior art keywords
- printing plate
- base material
- plate base
- text
- picture
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41C—PROCESSES FOR THE MANUFACTURE OR REPRODUCTION OF PRINTING SURFACES
- B41C1/00—Forme preparation
- B41C1/02—Engraving; Heads therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41N—PRINTING PLATES OR FOILS; MATERIALS FOR SURFACES USED IN PRINTING MACHINES FOR PRINTING, INKING, DAMPING, OR THE LIKE; PREPARING SUCH SURFACES FOR USE AND CONSERVING THEM
- B41N1/00—Printing plates or foils; Materials therefor
- B41N1/16—Curved printing plates, especially cylinders
- B41N1/20—Curved printing plates, especially cylinders made of metal or similar inorganic compounds, e.g. plasma coated ceramics, carbides
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Inorganic Chemistry (AREA)
- Manufacture Or Reproduction Of Printing Formes (AREA)
- Printing Plates And Materials Therefor (AREA)
Abstract
The invention provides a manufacturing method for a metal embossing plate. The manufacturing method comprises the following steps of: selecting an embossing base material, and transferring images and texts to the embossing base material to obtain the embossing base material with images and texts; and carving images and texts on the obtained printing base material with the images and the texts. The invention further provides an application of the metal embossing plate in embossing metal parts. The manufacturing method for the metal embossing plate provided by the invention can be used to obtain the metal bossing plate with higher precision, and is used for embossing a metal material with relatively high precision requirements, especially a noble-metal material. The metal embossing plate has a thickness of only few millimeters, even 1-2 mm, and therefore, weight is lighter, materials are saved and movement is convenient.
Description
Technical field
The invention belongs to metal material impressing field, is related to a kind of preparation method of high precision printing plate and its in impressing gold
Application in category part.
Background technology
Due to metal material unlike paper, silk etc. are easily folded, therefore, the impressing of common metal material adopts flat stamping
Edition, the manufacturing process of traditional flat stamping version base version is：Defat is deoiled, sand screen mesh is processed, printing plate makes.Prior art prepares flat stamping
Version is primarily present following defect：
1) material of sensitive lithographic plate is generally mould steel, and mould steel volume is big, weight weight, not easily shifted, and sensitive lithographic plate surface
Easily get rusty, be unfavorable for preserving.
2) the predominantly machining for adopting in printing plate manufacturing process, therefore, the course of processing by engraving tool affected compared with
Greatly, such as the cutter of 50 μm of engraving machine, then less than 50 μm of lines cannot be processed.And more complicated picture and text, the week of machining
Phase is longer, be more unfavorable for large-scale production, and the duration that process is carved sometimes reaches a few hours even tens of hours.
At present finer printing plate manufacture method is yet there are no on the market, also do not retrieve for the print of metal material impressing
Version manufacture method, the making of printing plate has become and limits the key factor that metal material imprints fine degree.
The content of the invention
A kind of defect that the present invention exists for prior art, there is provided preparation side of the embossed metal version for preparing high precision
Method and its application in impressing metalwork.
The preparation method of the embossed metal version that the present invention is provided comprises the steps：
Step 1, selection printing plate base material, and picture and text are shifted to printing plate base material, obtain the printing plate base material comprising picture and text；
The printing plate base material comprising picture and text obtained in step 2, engraving step 1, obtains embossed metal version.
In a preferred embodiment, the printing plate base material is any one or a few combination in steel plate, copper coin, preferably
Ground, the steel plate is any one or a few combination in A3 iron plates, 201 rustless steels, 304 rustless steels, 316 rustless steels, one
In individual more preferred embodiment, the thickness of the printing plate base material is 0.5-5mm, such as preferably 0.8-3mm, 1mm, 2mm.
In a preferred embodiment, in step 1, to before printing plate base material transfer picture and text the front place to printing plate base material is also included
Science and engineering sequence, in a preferred embodiment, the pretreatment procedure includes cutting printing plate base material, and printing plate base material is taken off
Any one or a few clustered operation in fat, polishing etc..
In a preferred embodiment, in step 1, to printing plate base material shift picture and text method include ted method, engraving method,
Any one or a few combination in computer drawing method.
In a preferred embodiment, the method that teds includes being coated with photoresists to the printing plate base material through pre-treatment, and
The drying photoresists, obtain being coated with the printing plate base material of photoresists；
By the egative film of original copy picture and text drafting pattern text region printing opacity, and the egative film is covered on into the printing plate of coating photoresists
Base material, through printing down, completes to shift picture and text to printing plate base material, obtains the printing plate base material comprising picture and text.
In a preferred embodiment, the printing down is preferably ultraviolet light printing down, the printing opacity of egative film described in UV light permeability
Part, is irradiated on photoresists, hardens photoresists, completes printing down, obtains the printing plate base material comprising picture and text.
In a preferred embodiment, the condition of the drying is：Using 20 DEG C -60 DEG C of hot air drying, preferably 30
DEG C -50 DEG C of hot air drying, such as 35 DEG C, 45 DEG C.
In a preferred embodiment, the engraving method includes picture and text are covered on the printing plate base material table through pre-treatment
Face, in the printing plate substrate surface through front process delineation trace is retouched.
In a preferred embodiment, the computer drawing method includes using computer in the printing plate base through front process
Draw on material and the picture and text identical pattern.
In a preferred embodiment, in step 2 comprising picture and text printing plate base material engraving process include chemical corrosion method,
Any one in laser engraving method or its combination.
In a preferred embodiment, the chemical corrosion method includes the photoresists after deionized water rinsing hardening, exposed
Go out printing plate base material, using the exposed printing plate base material of etching corrosion, and remove not photosensitive photoresists, obtain part surface depression
Embossed metal version.
The number of times of chemical attack is not construed as limiting, can according to picture and text level require adjust, such as can for once, twice, it is many
It is inferior.
In a preferred embodiment, the etching liquid includes ferric chloride, ferric chloride described in the etching liquid
Concentration is 30-50Be, preferably 35-45Be, such as 38Be, 42Be.
In a preferred embodiment, the etching liquid is also included in hydrochloric acid, nitric acid, glacial acetic acid, Fluohydric acid., hydrogen peroxide etc.
One kind or arbitrarily several combinations.
In a preferred embodiment, the etching liquid can also include reducing agent, the reducing agent be potassium iodide, iodine,
Any one in Hypoiodous acid (HIO) potassium, iodous acid potassium or its combination.
In a preferred embodiment, the temperature of chemical etching is 40-60 DEG C, preferably 45-55 DEG C, such as 48 DEG C, 52 DEG C
Deng.
In a preferred embodiment, the laser engraving method includes making picture and text in a computer, will be through pre-treatment
Printing plate base material be positioned on workbench for laser engraving machine, setting computer parameter carries out laser engraving.
In a preferred embodiment, after the printing plate base material comprising picture and text for obtaining in engraving step 1, also include to engraving
Printing plate base material afterwards carries out aftertreatment technology, and the aftertreatment technology includes the printing plate base material after check and correction, adjustment engraving, in engraving
Any one or a few combination in printing plate substrate surface chromium plating afterwards.
The second aspect of the invention is the application for providing a kind of embossed metal version in impressing metalwork.
In a preferred embodiment, the embossed metal version is any one embossed metal version prepared by preceding method.
In a preferred embodiment, the material of the metalwork of impressing can be appointing in gold, silver, copper, platinum, aluminum etc.
Meaning one or more combination.
In a preferred embodiment, when imprinting metalwork using the embossed metal version, the metalwork of impressing
Side and the embossed metal version directly contact, the opposite side of the metalwork of impressing is provided with printer's blanket and/or red steel paper.
In a preferred embodiment, the size of the embossed metal version is equivalently-sized with the metalwork of impressing,
Size of the size of the printer's blanket and/or red steel paper more than the metalwork of impressing.
The embossed metal version preparation method provided using the present invention can obtain the higher embossed metal version of fineness, be used for
The impressing metal material higher to required precision, particularly precious metal material.Embossed metal version thickness in the present invention only has several
Individual millimeter, therefore, weight is lighter, saves material, and conveniently moving.
Description of the drawings
The flow chart for preparing embossed metal version that Fig. 1 is provided for the present invention；
Fig. 2 imprints the part-structure figure of metalwork process for the embossed metal version that the present invention is provided.
Specific embodiment
Prepare embossed metal version
Embodiment one
As shown in figure 1, the flow chart for preparing embossed metal version for the present invention, the suitable printing plate base material of first-selection selection, and it is right
Printing plate base material carries out pre-treatment, then drawn original copy picture and text is transferred on the printing plate base material of pre-treatment, Ran Hou
Printing plate picture and text are prepared on printing plate base material comprising picture and text, and corrected, the printing plate picture and text for preparing adjusted, to printing plate picture and text chrome-faced
After complete printing plate making, obtain embossed metal version.
Selection material is stainless flat board printing plate base material, and the thickness of printing plate base material is 1mm, except thickness direction is constant, is cut
The size for cutting other directions is extremely equivalently-sized with metalwork to be imprinted.And printing plate substrate surface is carried out to take off ester, polishing,
Obtain the printing plate base material through pre-treatment.
In the one layer of photoresists of printing plate substrate surface even spread through front process；
By the egative film of original copy picture and text drafting pattern text region printing opacity；
The egative film is covered on exactly the printing plate substrate surface through pre-treatment for scribbling photoresists；
Then the printing down under ultraviolet light conditions, the light transmission part that ultraviolet light light passes through egative film, the intensity of ultraviolet light, printing down
Time is not construed as limiting, it is therefore intended that make UV light permeability egative film, makes printing plate substrate surface need to carve the photoresists hardening of position,
Complete printing down.
After the completion of printing down, using deionized water rinsing the photoresists of hardening are fallen, exposing needs the printing plate base material of engraving.
Concentration carries out chemical attack engraving, root for the ferric chloride etching solution of 40Be to exposed printing plate substrate surface
Require according to the picture and text level of metalwork to be imprinted, one or many chemical attack engraving may be selected, and to the printing plate after engraving
Picture and text are proofreaded, adjusted, and except not photosensitive photoresists, the printing plate picture and text surface after the engraving for obtaining carries out chromium plating process,
Obtain the embossed metal version of picture and text depression.
Embodiment two
As shown in figure 1, the flow chart for preparing embossed metal version for the present invention, the suitable printing plate base material of first-selection selection, and it is right
Printing plate base material carries out pre-treatment, then drawn original copy picture and text is transferred on the printing plate base material of pre-treatment, Ran Hou
Printing plate picture and text are prepared on printing plate base material comprising picture and text, and corrected, the printing plate picture and text for preparing adjusted, to printing plate picture and text chrome-faced
After complete printing plate making, obtain embossed metal version.
Flat board printing plate base material of the material for copper is chosen, the thickness of printing plate base material is 2mm, except thickness direction is constant, cuts it
The size in his direction is extremely equivalently-sized with metalwork to be imprinted.And de- ester, polishing are carried out to printing plate substrate surface, obtain
Through the printing plate base material of pre-treatment.
Draw and original copy picture and text identical software picture and text in a computer, will be accurately positioned through the printing plate base material of pre-treatment
On the work platformses of laser engraving machine.The parameter of laser engraving machine is arranged according to the type of metalwork to be imprinted.Laser engraving
The power of machine is 10-50KW, preferably 18-35KW, and engraving angle is -45 ° -135 °, such as -25 °, 0 °, 90 ° or 120 °, light
Speckle spacing be 0.03mm, laser time delay be 1mm/ms, redirect time delay it is too fast cause carve lines thinization, excessively slowly can cause engraving lines
Produce ghost image.
After setting parameter, start laser engraving machine, laser engraving can be carried out according to picture and text specific requirement.Laser engraving
Can divide once or substep is repeatedly completed, repeatedly engraving such as main body picture and text be left white can carve step by step, main body and watermark or anti-
Puppet mark substep carve, or between main body picture and text picture and text it is multi-level emphasize carry out substep engraving.After engraving terminates, to what is carved
The picture and text of printing plate substrate surface are proofreaded, adjust after, carry out chromium plating process on its surface, obtain the embossed metal of picture and text depression
Version.
Embodiment three
As shown in figure 1, the flow chart for preparing embossed metal version for the present invention, the suitable printing plate base material of first-selection selection, and it is right
Printing plate base material carries out pre-treatment, then drawn original copy picture and text is transferred on the printing plate base material of pre-treatment, Ran Hou
Printing plate picture and text are prepared on printing plate base material comprising picture and text, and corrected, the printing plate picture and text for preparing adjusted, to printing plate picture and text chrome-faced
After complete printing plate making, obtain embossed metal version.
Selection material is stainless flat board printing plate base material, and the thickness of printing plate base material is 2mm, except thickness direction is constant, is cut
The size for cutting other directions is extremely equivalently-sized with metalwork to be imprinted.And printing plate substrate surface is carried out to take off ester, polishing,
Obtain the printing plate base material through pre-treatment.
Original copy picture and text are accurately covered in into the printing plate substrate surface through pre-treatment, will be needed in original copy picture and text with scriber
The position of engraving is accurately depicted, and carves cut in printing plate substrate surface.By the ferric chloride etching solution that concentration is 45Be
Being applied to printing plate substrate surface by hand needs the cut position of engraving, repeated multiple times engraving to prepare different depth, different surfaces effect
The impressing impression of fruit, obtains the embossed metal version of picture and text depression.
Metalwork is imprinted using embossed metal version
As shown in Fig. 2 arbitrary embossed metal version 4 that Example one is prepared into-embodiment three, by embossed metal version 4
Accurately be assemblied on the work platformses of hydraulic press, the front of embossed metal version 4 is carved with picture and text, the back side of embossed metal version 4 with
Hydraulic press work platformses are contacted.Metalwork 3 to be imprinted is taken, equivalently-sized with embossed metal version 4, metalwork 3 can be gold system
Or silvery thin slice, it would be desirable to the side of impressing and the front engraving text and picture directly contact of embossed metal version 4, in the another of metalwork 3
Side pad puts one layer of printing blanket 2, the size for being slightly larger in dimension than metalwork 3 of printer's blanket 2, and printing blanket 2 is commercially available printing rubber
Version.
Pad puts two panels red steel paper 1 on printing blanket 2, it is also possible to which pad puts a piece of red steel paper 1, and red steel paper 1 is commercially available red steel
Paper, the size of red steel paper is equivalently-sized with printer's blanket, and accurate contraposition.The pressure for controlling hydraulic press is 1000-
3000kgf/cm2, such as 2000kgf/cm2, the speed of service of hydraulic press is≤80mm/s, and the stroke of hydraulic press is >=120mm, hot
Pressure temperature is 150-400 DEG C, preferably 200-300 DEG C, carries out imprinting moulding to metalwork under this condition.Red steel paper and printing
Offset plate coordinates, and the picture and text on coining plate can be preferably impressed on metal.
The method provided using the present invention, can select thinner printing plate base material, save material, meanwhile, printing plate base material
Quality is lighter, is easy to movement.Due to using chemical etching method and/or laser engraving method on printing plate base material engraving text and picture, obtain
Embossed metal domain text fineness it is higher.Therefore, using the embossed metal version impressing metalwork, the product fineness for obtaining
It is relatively higher, improve the quality and grade of product.
The specific embodiment of the present invention has been described in detail above, but it is intended only as example, and the present invention is not limited
It is formed on particular embodiments described above.To those skilled in the art, any equivalent modifications that the present invention is carried out and
Replacement is also all among scope of the invention.Therefore, the impartial conversion made without departing from the spirit and scope of the invention and
Modification, all should cover within the scope of the invention.
Claims (10)
1. a kind of preparation method of embossed metal version, it is characterised in that the preparation method comprises the steps：
Step 1, selection printing plate base material, and picture and text are shifted to printing plate base material, obtain the printing plate base material comprising picture and text；
The printing plate base material comprising picture and text obtained in step 2, engraving step 1, obtains embossed metal version.
2. preparation method according to claim 1, it is characterised in that the printing plate base material is any in steel plate, copper coin
One or more combination, the steel plate is any one in A3 iron plates, 201 rustless steels, 304 rustless steels, 316 rustless steels or several
Combination is planted, the thickness of the printing plate base material is 0.5-5mm.
3. preparation method according to claim 1, it is characterised in that in step 1, also wraps to before printing plate base material transfer picture and text
The pretreatment procedure to printing plate base material is included, the pretreatment procedure includes cutting printing plate base material, defat is carried out to printing plate base material, is thrown
Any one or a few clustered operation in optical processing etc..
4. preparation method according to claim 1, it is characterised in that in step 1, to the method that printing plate base material shifts picture and text
Including any one or a few combination in the method that teds, engraving method, computer drawing method.
5. preparation method according to claim 4, it is characterised in that the method that teds is included to the printing plate through pre-treatment
Base material is coated with photoresists, and the drying photoresists, obtains being coated with the printing plate base material of photoresists；By original copy picture and text drafting pattern text
The egative film of region printing opacity, and the egative film is covered on into the printing plate base material of coating photoresists, through printing down, complete to printing plate base material
Transfer picture and text, obtain the printing plate base material comprising picture and text；
And/or
The engraving method includes for picture and text being covered on printing plate substrate surface through pre-treatment, in the printing plate base material through front process
Retouch delineation trace in surface；
And/or
The computer drawing method includes drawing identical with the picture and text on the printing plate base material of front process using computer
Pattern.
6. preparation method according to claim 5, it is characterised in that the printing down is ultraviolet light printing down, UV light permeability
The light transmission part of the egative film, is irradiated on photoresists, hardens photoresists, completes printing down, obtains the printing plate base comprising picture and text
Material.
7. preparation method according to claim 1, it is characterised in that the engraving of the printing plate base material comprising picture and text in step 2
Method includes any one in chemical corrosion method, laser engraving method or its combination.
8. preparation method according to claim 7, it is characterised in that the chemical corrosion method includes the sense rinsed after hardening
Optical cement, exposes printing plate base material, and using the exposed printing plate base material of etching corrosion the embossed metal version of part surface depression is obtained.
9. application of a kind of embossed metal version in impressing metalwork, it is characterised in that using embossed metal version impressing gold
Category part, the side of the metalwork to be imprinted and the embossed metal version directly contact, the metalwork to be imprinted it is another
Side is provided with printer's blanket and/or red steel paper.
10. the application in impressing metalwork as claimed in claim 9, it is characterised in that the metalwork to be imprinted
Material is any one or a few combination in gold, silver, copper, platinum, aluminum.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611026662.1A CN106626721A (en) | 2016-11-21 | 2016-11-21 | Manufacturing method for metal embossing plate and application of metal embossing plate in embossing metal parts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611026662.1A CN106626721A (en) | 2016-11-21 | 2016-11-21 | Manufacturing method for metal embossing plate and application of metal embossing plate in embossing metal parts |
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| Publication Number | Publication Date |
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| CN106626721A true CN106626721A (en) | 2017-05-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201611026662.1A Pending CN106626721A (en) | 2016-11-21 | 2016-11-21 | Manufacturing method for metal embossing plate and application of metal embossing plate in embossing metal parts |
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Cited By (3)
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| CN108528122A (en) * | 2018-04-02 | 2018-09-14 | 宁国市千洪电子有限公司 | A kind of phone housing precision engraving process |
| CN109227036A (en) * | 2018-08-17 | 2019-01-18 | 基准精密工业（惠州）有限公司 | The manufacturing method of amorphous alloy precision component |
| CN110341295A (en) * | 2019-08-28 | 2019-10-18 | 江苏盛矽电子科技有限公司 | A kind of laser engraving formula manufacturing method of screen |
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| CN110341295A (en) * | 2019-08-28 | 2019-10-18 | 江苏盛矽电子科技有限公司 | A kind of laser engraving formula manufacturing method of screen |
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Application publication date: 20170510 |