CN108177435A - A kind of ceramic anilox roller and its preparation process - Google Patents
A kind of ceramic anilox roller and its preparation process Download PDFInfo
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- CN108177435A CN108177435A CN201810008080.3A CN201810008080A CN108177435A CN 108177435 A CN108177435 A CN 108177435A CN 201810008080 A CN201810008080 A CN 201810008080A CN 108177435 A CN108177435 A CN 108177435A
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- chromium oxide
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- ceramic anilox
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F31/00—Inking arrangements or devices
- B41F31/26—Construction of inking rollers
-
- 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
- B41N7/00—Shells for rollers of printing machines
- B41N7/06—Shells for rollers of printing machines for inking rollers
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C19/00—Alloys based on nickel or cobalt
- C22C19/03—Alloys based on nickel or cobalt based on nickel
- C22C19/05—Alloys based on nickel or cobalt based on nickel with chromium
- C22C19/058—Alloys based on nickel or cobalt based on nickel with chromium without Mo and W
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
- C23C4/04—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the coating material
- C23C4/06—Metallic material
- C23C4/073—Metallic material containing MCrAl or MCrAlY alloys, where M is nickel, cobalt or iron, with or without non-metal elements
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
- C23C4/04—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the coating material
- C23C4/10—Oxides, borides, carbides, nitrides or silicides; Mixtures thereof
- C23C4/11—Oxides
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
- C23C4/12—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the method of spraying
- C23C4/134—Plasma spraying
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
- C23C4/18—After-treatment
-
- 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
- B41N2207/00—Location or type of the layers in shells for rollers of printing machines
- B41N2207/10—Location or type of the layers in shells for rollers of printing machines characterised by inorganic compounds, e.g. pigments
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Printing Plates And Materials Therefor (AREA)
Abstract
The present invention relates to print roller technical fields, more particularly to the chromium oxide ceramics layer that a kind of ceramic anilox roller and its preparation process include roll body, are set to the nickel-chrome alloy layer of roll body outer surface and are set to nickel-chrome alloy layer outer surface, the lateral wall of chromium oxide ceramics layer offers the reticulate pattern for loading ink.The ceramic anilox roller of the present invention between roll body and chromium oxide ceramics layer by setting nickel-chrome alloy layer, so that chromium oxide ceramics layer is strong bonded with roll body, the corrosive agent in ink can be effectively prevent to invade roll body, and hardness is high, wear-resistant, it is corrosion-resistant, high temperature resistant has the advantages that service life is long, printing precision is high and saves cost, and the consistency of the ceramic anilox roller is high, it is preferable to be easy to laser engraving, uniform coating thickness and finish.
Description
Technical field
The present invention relates to print roller technical fields, and in particular to a kind of ceramic anilox roller and its preparation process.
Background technology
Anilox roll is the matching component of flexographic presses, and earliest anilox roll is using irony roller, then by reticulate pattern
Pressure is engraved in roller surface, and comparison is coarse, is worn in use also very greatly, printing quality and printing cost are all difficult to be protected
Card, constrains the popularization of flexographic printing, is mainly used in carton outer packing at that time.
With the development of flexo industry, anilox roll was improved later, in the roller outer surface re-plating one that pressure is carved
Layer hard chrome enhances the case hardness of anilox roll (usually between Rockwell HRC55-HRC60, Vickers HV600-750) with this, prolongs
Its long service life, that is, the blank of our now seen electrodeposited chromium metal anilox rolls.But this technique is due to pressure
The mesh at quarter is relatively rough, and screen density is too low, can not still meet fine print request, so as to also constrain flexographic printing into
One step develops.Till now, with the raising of machining accuracy, quality is also being continuously improved plating metal anilox roll, mesh
It is preceding still to occupy very big share in the application market of anilox roll, it is divided into two kinds of electronic engraving and mechanical presses, screen density substantially
It is usually no more than 300 lines/inch.
External import is relied primarily on for the ceramic anilox roller of high screen density at present, the price is very expensive, therefore, from industry
Autonomous angle is set out, it is necessary to be added and be given exploration.
Invention content
In order to overcome shortcoming and defect in the prior art, the purpose of the present invention is to provide a kind of ceramic aniloxes
Roller, the ceramic anilox roller between roll body and chromium oxide ceramics layer by setting nickel-chrome alloy layer so that chromium oxide ceramics layer with
Roll body is strong bonded, the corrosive agent in ink can be effectively prevent to invade roll body, and hardness is high, wear-resistant, corrosion-resistant, high temperature resistant,
Have the advantages that service life is long, printing precision is high and save cost, and the consistency of the ceramic anilox roller is high, is easy to laser carving
Quarter, uniform coating thickness and finish are preferable.
Another object of the present invention is to provide a kind of preparation process of ceramic anilox roller, the step of preparation process is simple,
Convenient operation and control, stable quality, production efficiency is high, and production cost is low, can large-scale industrial production.
The purpose of the present invention is achieved through the following technical solutions：A kind of ceramic anilox roller including roll body, is set to outside roll body
The nickel-chrome alloy layer on surface and the chromium oxide ceramics layer for being set to nickel-chrome alloy layer outer surface, the lateral wall of chromium oxide ceramics layer are opened
Equipped with for loading the reticulate pattern of ink.
Preferably, the nickel-chrome alloy layer includes the element of following weight percent：C：0.08%-0.1%, Si：1%-
3%th, Mn：0.6%-1.0%, Cr：15%-23%, Al：0.1%-0.5%, Fe：1%-10%, P：0.02%-0.04%, S：
0.015%-0.025%, surplus Ni.
For the nickel-chrome alloy layer of the present invention by using above-mentioned element, nickel-chrome alloy layer obtained has high intensity and anticorrosive
Property, excellent combination property, and it is also possible that chromium oxide ceramics layer is strong bonded with roll body.
Preferably, the nickel-chrome alloy layer further includes the element of following weight percent：W：0.6%-1.0%, B：
0.006%-0.010% and Y：0.06%-0.10%.The present invention is by using above-mentioned element, nickel-chrome alloy layer intensity obtained
Preferably, fine corrosion resistance, also with processing performance is splendid, toughness is high and processing after indeformable, the fine and close zero defect of material and
It is easily polished, the good characteristics such as antioxidant effect is splendid.
Preferably, the nickel-chrome alloy layer further includes the element of following weight percent：Sc：0.01%-0.05%, Zr：
0.06%-0.10%, As：0.001%-0.005% and Sr：0.001%-0.005%.The present invention by using above-mentioned element,
Nickel-chrome alloy layer intensity obtained is preferable, fine corrosion resistance, also with processing performance is splendid, toughness is high and processing after it is constant
It shape, material densification zero defect and is easily polished, the good characteristics such as antioxidant effect is splendid.
Preferably, the nickel-chrome alloy layer further includes the element of following weight percent：Yb：0.01%-0.05%, Sn：
0.08%-0.16% and Hf：0.006%-0.010%.The present invention is by using above-mentioned element, nickel-chrome alloy layer intensity obtained
Preferably, fine corrosion resistance, also with processing performance is splendid, toughness is high and processing after indeformable, the fine and close zero defect of material and
It is easily polished, the good characteristics such as antioxidant effect is splendid.
A kind of preparation process of ceramic anilox roller, includes the following steps：
(1) base roller is processed：
(2) blasting treatment：Blasting treatment is carried out to base roller surface；
(3) nichrome bottoming：Base roller surface spraying nichrome bottom after blasting treatment；
(4) chromium oxide ceramics layer：Chromium oxide ceramics layer is sprayed in nichrome bottom surface；
(5) diamond dust is ground：Grinding processing is carried out in chromium oxide ceramics layer surface；
(6) diamond polishing：In grinding, treated that chromium oxide ceramics layer surface is processed by shot blasting；
(7) laser engraving：Chromium oxide ceramics layer surface laser engraving ink cell after polishing treatment forms reticulate pattern；
(8) polished and cleaned：Cleaning treatment is polished to the chromium oxide ceramics layer surface after laser engraving.
Preferably, in the step (2), sand-blast material that sandblasting uses for iron sand, emergy and quartz sand at least
It is a kind of.The present invention is by using above-mentioned sand-blast material, and sandblasting effect is good so that nichrome is firmly combined with roll body.
Preferably, in the step (3), using plasma spray equipment, electric current 300-700A, argon gas and hydrogen are sprayed
The flow of gas is respectively 150-200L/min and 15-30L/min, powder sending quantity 10-100g/min, the nozzle of spray gun and workpiece
Distance is 15-25cm.The present invention strictly controls machined parameters by using plasma spraying device, and obtained nickel chromium triangle closes
Golden bottom hardness is high, and porosity is low.
Preferably, in the step (4), using plasma spray equipment, electric current 350-750A, argon gas and hydrogen are sprayed
The flow of gas is respectively 100-150L/min and 15-30L/min, powder sending quantity 10-100g/min, the nozzle of spray gun and workpiece
Distance is 10-20cm.The present invention strictly controls machined parameters by using chromium oxide ceramics layer, obtained nichrome bottom
Layer hardness is high, and porosity is low, and printing precision is high.
Preferably, in the step (7), laser engraving is using optical-fiber laser bruin, power 20-2000W, engraving
Screen density ranging from 30-1500LPI.The present invention is by optical-fiber laser bruin, and ceramic anilox roller obtained carries ink amount greatly, ink transfer
Uniformly, mesh line number is high.
The beneficial effects of the present invention are：The ceramic anilox roller of the present invention between roll body and chromium oxide ceramics layer by setting
Put nickel-chrome alloy layer so that chromium oxide ceramics layer is strong bonded with roll body (bond strength is more than 60MPa), can effectively prevent ink
In corrosive agent intrusion roll body, and hardness high (Hv1300-1450), wear-resistant, corrosion-resistant, high temperature resistant, have service life it is long,
The advantages of printing precision high (mesh engraving precision reaches 1500LPI) and saving cost, and the consistency of the ceramic anilox roller is high
(porosity is less than 1%) is easy to laser engraving, uniform coating thickness and finish ideal.
The step of preparation process of the present invention is simple, convenient operation and control, stable quality, and production efficiency is high, and production cost is low,
It can large-scale industrial production.
Description of the drawings
Fig. 1 is the structure diagram of the present invention.
Reference numeral is：1-roll body, 10-shaft, 2-nickel-chrome alloy layer, 3-chromium oxide ceramics layer.
Specific embodiment
For the ease of the understanding of those skilled in the art, the present invention is made with reference to embodiment and attached drawing 1 further
Illustrate, the content that embodiment refers to not is limitation of the invention.
Embodiment 1
See Fig. 1, a kind of ceramic anilox roller including roll body 1, is set to the nickel-chrome alloy layer 2 of 1 outer surface of roll body and is set to
The chromium oxide ceramics layer 3 of 2 outer surface of nickel-chrome alloy layer, the lateral wall of chromium oxide ceramics layer 3 offer the net for loading ink
Line.The both ends of the roll body 1 are respectively welded shaft 10.
The nickel-chrome alloy layer 2 includes the element of following weight percent：C：0.08%th, Si：1%th, Mn：0.6%th, Cr：
15%th, Al：0.1%th, Fe：1%th, P：0.02%th, S：0.015%, surplus Ni.
The nickel-chrome alloy layer 2 further includes the element of following weight percent：W：0.6%th, B：0.006% and Y：
0.06%.
The nickel-chrome alloy layer 2 further includes the element of following weight percent：Sc：0.01%th, Zr：0.06%th, As：
0.001% and Sr：0.001%.
The nickel-chrome alloy layer 2 further includes the element of following weight percent：Yb：0.01%th, Sn：0.08% and Hf：
0.006%.
A kind of preparation process of ceramic anilox roller, includes the following steps：
(1) base roller is processed：
(2) blasting treatment：Blasting treatment is carried out to base roller surface；
(3) nichrome bottoming：Base roller surface spraying nichrome bottom after blasting treatment；
(4) chromium oxide ceramics layer 3：In nichrome bottom surface spraying chromium oxide ceramics layer 3；
(5) diamond dust is ground：Grinding processing is carried out on 3 surface of chromium oxide ceramics layer；
(6) diamond polishing：In grinding, treated that 3 surface of chromium oxide ceramics layer is processed by shot blasting；
(7) laser engraving：3 surface laser of chromium oxide ceramics layer engraving ink cell after polishing treatment, forms reticulate pattern；
(8) polished and cleaned：Cleaning treatment is polished to 3 surface of chromium oxide ceramics layer after laser engraving.
In the step (2), the sand-blast material that sandblasting uses is iron sand.
In the step (3), using plasma spray equipment, electric current 300A, the flow point of argon gas and hydrogen are sprayed
Not Wei 150L/min and 15L/min, powder sending quantity 10g/min, the nozzle of spray gun and the distance of workpiece are 15cm.
In the step (4), using plasma spray equipment, electric current 350A, the flow point of argon gas and hydrogen are sprayed
Not Wei 100L/min and 15L/min, powder sending quantity 10g/min, the nozzle of spray gun and the distance of workpiece are 10cm.
In the step (7), laser engraving is using optical-fiber laser bruin, power 20W, and engraving screen density is ranging from
30LPI。
Embodiment 2
The present embodiment and above-described embodiment 1 the difference lies in：
The nickel-chrome alloy layer 2 includes the element of following weight percent：C：0.085%th, Si：1.5%th, Mn：0.7%th,
Cr：17%th, Al：0.2%th, Fe：3%th, P：0.025%th, S：0.018%, surplus Ni.
The nickel-chrome alloy layer 2 further includes the element of following weight percent：W：0.7%th, B：0.007% and Y：
0.07%.
The nickel-chrome alloy layer 2 further includes the element of following weight percent：Sc：0.02%th, Zr：0.07%th, As：
0.002% and Sr：0.002%.
The nickel-chrome alloy layer 2 further includes the element of following weight percent：Yb：0.02%th, Sn：0.1% and Hf：
0.007%.
In the step (2), the sand-blast material that sandblasting uses is emergy.
In the step (3), using plasma spray equipment, electric current 400A, the flow point of argon gas and hydrogen are sprayed
Not Wei 160L/min and 18L/min, powder sending quantity 30g/min, the nozzle of spray gun and the distance of workpiece are 18cm.
In the step (4), using plasma spray equipment, electric current 450A, the flow point of argon gas and hydrogen are sprayed
Not Wei 110L/min and 18L/min, powder sending quantity 30g/min, the nozzle of spray gun and the distance of workpiece are 12cm.
In the step (7), laser engraving is using optical-fiber laser bruin, power 200W, carves screen density range
For 30LPI.
Embodiment 3
The present embodiment and above-described embodiment 1 the difference lies in：
The nickel-chrome alloy layer 2 includes the element of following weight percent：C：0.09%th, Si：2%th, Mn：0.8%th, Cr：
19%th, Al：0.3%th, Fe：5%th, P：0.03%th, S：0.02%, surplus Ni.
The nickel-chrome alloy layer 2 further includes the element of following weight percent：W：0.8%th, B：0.008% and Y：
0.08%.
The nickel-chrome alloy layer 2 further includes the element of following weight percent：Sc：0.03%th, Zr：0.08%th, As：
0.003% and Sr：0.003%.
The nickel-chrome alloy layer 2 further includes the element of following weight percent：Yb：0.03%th, Sn：0.12% and Hf：
0.008%.
In the step (2), the sand-blast material that sandblasting uses is quartz sand.
In the step (3), using plasma spray equipment, electric current 500A, the flow point of argon gas and hydrogen are sprayed
Not Wei 180L/min and 22L/min, powder sending quantity 50g/min, the nozzle of spray gun and the distance of workpiece are 20cm.
In the step (4), using plasma spray equipment, electric current 550A, the flow point of argon gas and hydrogen are sprayed
Not Wei 120L/min and 22L/min, powder sending quantity 50g/min, the nozzle of spray gun and the distance of workpiece are 15cm.
In the step (7), laser engraving is using optical-fiber laser bruin, power 1000W, carves screen density range
For 800LPI.
Embodiment 4
The present embodiment and above-described embodiment 1 the difference lies in：
The nickel-chrome alloy layer 2 includes the element of following weight percent：C：0.095%th, Si：2.5%th, Mn：0.9%th,
Cr：21%th, Al：0.4%th, Fe：8%th, P：0.035%th, S：0.022%, surplus Ni.
The nickel-chrome alloy layer 2 further includes the element of following weight percent：W：0.9%th, B：0.009% and Y：
0.09%.
The nickel-chrome alloy layer 2 further includes the element of following weight percent：Sc：0.04%th, Zr：0.09%th, As：
0.004% and Sr：0.004%.
The nickel-chrome alloy layer 2 further includes the element of following weight percent：Yb：0.04%th, Sn：0.014% and Hf：
0.009%.
In the step (2), the sand-blast material that sandblasting uses is emergy.
In the step (3), using plasma spray equipment, electric current 600A, the flow point of argon gas and hydrogen are sprayed
Not Wei 180L/min and 25L/min, powder sending quantity 80g/min, the nozzle of spray gun and the distance of workpiece are 22cm.
In the step (4), using plasma spray equipment, electric current 650A, the flow point of argon gas and hydrogen are sprayed
Not Wei 140L/min and 25L/min, powder sending quantity 80g/min, the nozzle of spray gun and the distance of workpiece are 18cm.
In the step (7), laser engraving is using optical-fiber laser bruin, power 1500W, carves screen density range
For 1200LPI.
Embodiment 5
The present embodiment and above-described embodiment 1 the difference lies in：
The nickel-chrome alloy layer 2 includes the element of following weight percent：C：0.1%th, Si：3%th, Mn：1.0%th, Cr：
23%th, Al：0.5%th, Fe：10%th, P：0.04%th, S：0.025%, surplus Ni.
The nickel-chrome alloy layer 2 further includes the element of following weight percent：W：1.0%th, B：0.010% and Y：
0.10%.
The nickel-chrome alloy layer 2 further includes the element of following weight percent：Sc：0.05%th, Zr：0.10%th, As：
0.005% and Sr：0.005%.
The nickel-chrome alloy layer 2 further includes the element of following weight percent：Yb：0.05%th, Sn：0.16% and Hf：
0.010%.
In the step (2), the sand-blast material that sandblasting uses is quartz sand.
In the step (3), using plasma spray equipment, electric current 700A, the flow point of argon gas and hydrogen are sprayed
Not Wei 200L/min and 30L/min, powder sending quantity 100g/min, the nozzle of spray gun and the distance of workpiece are 25cm.
In the step (4), using plasma spray equipment, electric current 750A, the flow point of argon gas and hydrogen are sprayed
Not Wei 150L/min and 30L/min, powder sending quantity 100g/min, the nozzle of spray gun and the distance of workpiece are 10-20cm.
In the step (7), laser engraving is using optical-fiber laser bruin, power 2000W, carves screen density range
For 1500LPI.
The ceramic anilox roller of the present invention between roll body 1 and chromium oxide ceramics layer 3 by setting nickel-chrome alloy layer 2 so that
Chromium oxide ceramics layer 3 is strong bonded with roll body 1 (bond strength is more than 60MPa), and the corrosive agent in ink can be effectively prevent to invade
Roll body 1, and hardness high (Hv1300-1450), wear-resistant, corrosion-resistant, high temperature resistant have the high (net of service life length, printing precision
Hole engraving precision reach 1500LPI) and save cost the advantages of, and the ceramic anilox roller consistency height (porosity is less than
1%) it is preferable, to be easy to laser engraving, uniform coating thickness and finish.
Above-described embodiment is the preferable implementation of the present invention, and in addition to this, the present invention can be realized with other manner,
Any obvious replacement is not departed under the premise of present inventive concept within protection scope of the present invention.
Claims (10)
1. a kind of ceramic anilox roller, it is characterised in that：Including roll body, it is set to the nickel-chrome alloy layer of roll body outer surface and is set to
The chromium oxide ceramics layer of nickel-chrome alloy layer outer surface, the lateral wall of chromium oxide ceramics layer offer the reticulate pattern for loading ink.
2. a kind of ceramic anilox roller according to claim 1, it is characterised in that：The nickel-chrome alloy layer includes following weight
The element of percentage：C：0.08%-0.1%, Si：1%-3%, Mn：0.6%-1.0%, Cr：15%-23%, Al：0.1%-
0.5%th, Fe：1%-10%, P：0.02%-0.04%, S：0.015%-0.025%, surplus Ni.
3. a kind of ceramic anilox roller according to claim 1, it is characterised in that：The nickel-chrome alloy layer further includes following weight
Measure the element of percentage：W：0.6%-1.0%, B：0.006%-0.010% and Y：0.06%-0.10%.
4. a kind of ceramic anilox roller according to claim 1, it is characterised in that：The nickel-chrome alloy layer further includes following weight
Measure the element of percentage：Sc：0.01%-0.05%, Zr：0.06%-0.10%, As：0.001%-0.005% and Sr：
0.001%-0.005%.
5. a kind of ceramic anilox roller according to claim 1, it is characterised in that：The nickel-chrome alloy layer further includes following weight
Measure the element of percentage：Yb：0.01%-0.05%, Sn：0.08%-0.16% and Hf：0.006%-0.010%.
6. such as a kind of preparation process of ceramic anilox roller of claim 1-5 any one of them, it is characterised in that：Including walking as follows
Suddenly：
(1) base roller is processed：
(2) blasting treatment：Blasting treatment is carried out to base roller surface；
(3) nichrome bottoming：Base roller surface spraying nichrome bottom after blasting treatment；
(4) chromium oxide ceramics layer：Chromium oxide ceramics layer is sprayed in nichrome bottom surface；
(5) diamond dust is ground：Grinding processing is carried out in chromium oxide ceramics layer surface；
(6) diamond polishing：In grinding, treated that chromium oxide ceramics layer surface is processed by shot blasting；
(7) laser engraving：Chromium oxide ceramics layer surface laser engraving ink cell after polishing treatment forms reticulate pattern；
(8) polished and cleaned：Cleaning treatment is polished to the chromium oxide ceramics layer surface after laser engraving.
7. a kind of preparation process of ceramic anilox roller according to claim 6, it is characterised in that：In the step (2), spray
The sand-blast material that sand uses is at least one of iron sand, emergy and quartz sand.
8. a kind of preparation process of ceramic anilox roller according to claim 6, it is characterised in that：In the step (3), spray
The flow of painting using plasma spray equipment, electric current 300-700A, argon gas and hydrogen is respectively 150-200L/min and 15-
30L/min, powder sending quantity 10-100g/min, the nozzle of spray gun and the distance of workpiece are 15-25cm.
9. a kind of preparation process of ceramic anilox roller according to claim 6, it is characterised in that：In the step (4), spray
The flow of painting using plasma spray equipment, electric current 350-750A, argon gas and hydrogen is respectively 100-150L/min and 15-
30L/min, powder sending quantity 10-100g/min, the nozzle of spray gun and the distance of workpiece are 10-20cm.
10. a kind of preparation process of ceramic anilox roller according to claim 6, it is characterised in that：In the step (7),
Laser engraving is using optical-fiber laser bruin, power 20-2000W, engraving screen density ranging from 30-1500LPI.
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| CN111036481A (en) * | 2019-12-07 | 2020-04-21 | 常州裕东制辊有限公司 | Ceramic glue spreading roller for paper packaging |
| CN111284118A (en) * | 2020-03-11 | 2020-06-16 | 山西运城制版集团（上海）企业发展有限公司 | Gravure printing roller and manufacturing method thereof |
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