CN114683730B - Laser color marking method for stainless steel - Google Patents
Laser color marking method for stainless steel Download PDFInfo
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- CN114683730B CN114683730B CN202011637755.4A CN202011637755A CN114683730B CN 114683730 B CN114683730 B CN 114683730B CN 202011637755 A CN202011637755 A CN 202011637755A CN 114683730 B CN114683730 B CN 114683730B
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- laser
- marking
- stainless steel
- filling space
- line speed
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- 229910001220 stainless steel Inorganic materials 0.000 title claims abstract description 55
- 239000010935 stainless steel Substances 0.000 title claims abstract description 55
- 238000000034 method Methods 0.000 title claims abstract description 26
- 238000010330 laser marking Methods 0.000 claims abstract description 58
- 238000012360 testing method Methods 0.000 claims abstract description 8
- 101100456571 Mus musculus Med12 gene Proteins 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 12
- 239000007788 liquid Substances 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 230000008569 process Effects 0.000 abstract description 5
- 231100000331 toxic Toxicity 0.000 abstract description 5
- 230000002588 toxic effect Effects 0.000 abstract description 5
- 229910000831 Steel Inorganic materials 0.000 description 8
- 239000003086 colorant Substances 0.000 description 8
- 239000010959 steel Substances 0.000 description 8
- 239000003973 paint Substances 0.000 description 6
- 229910052751 metal Inorganic materials 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 239000007789 gas Substances 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 238000007747 plating Methods 0.000 description 3
- 238000005507 spraying Methods 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 2
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000009713 electroplating Methods 0.000 description 2
- 239000011737 fluorine Substances 0.000 description 2
- 229910052731 fluorine Inorganic materials 0.000 description 2
- NBVXSUQYWXRMNV-UHFFFAOYSA-N fluoromethane Chemical compound FC NBVXSUQYWXRMNV-UHFFFAOYSA-N 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 2
- 239000003550 marker Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 229910052698 phosphorus Inorganic materials 0.000 description 2
- 239000011574 phosphorus Substances 0.000 description 2
- 229910052717 sulfur Inorganic materials 0.000 description 2
- 239000011593 sulfur Substances 0.000 description 2
- 239000002341 toxic gas Substances 0.000 description 2
- 239000011573 trace mineral Substances 0.000 description 2
- 235000013619 trace mineral Nutrition 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000002932 luster Substances 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 229910021645 metal ion Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000006722 reduction reaction Methods 0.000 description 1
- 238000002310 reflectometry Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M5/00—Duplicating or marking methods; Sheet materials for use therein
- B41M5/0041—Digital printing on surfaces other than ordinary paper
- B41M5/0058—Digital printing on surfaces other than ordinary paper on metals and oxidised metal surfaces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M5/00—Duplicating or marking methods; Sheet materials for use therein
- B41M5/24—Ablative recording, e.g. by burning marks; Spark recording
Landscapes
- Laser Beam Processing (AREA)
Abstract
The invention discloses a laser color marking method of stainless steel, which belongs to the technical field of laser processing and comprises the following steps: s1, supplying power to a laser marking machine, starting the laser marking machine, S2, electrifying the industrial personal computer, starting the industrial personal computer, S3, placing a stainless steel plate to be marked on the marking position of the laser marking machine, S4, starting marking software, editing marking content, S5, testing the focus of the laser marking machine, adjusting the focus position until the focus meets marking requirements, and S6, marking the stainless steel plate by the laser marking machine. The invention is essentially different from the traditional color stainless steel production process, does not generate toxic liquid and harmful gas in the whole processing process, can perfectly keep various characteristics of the stainless steel, and realizes beautiful, environment-friendly, practical and convenient marking effect.
Description
Technical Field
The invention relates to the technical field of laser processing, in particular to a laser color marking method for stainless steel.
Background
With the diversification of the demands of stainless steel products, more and more colored stainless steel products are applied to various industries. And color stainless steel is increasingly required, such as color, luster, shading. Whereas conventional colored stainless steel products are painted in various colors by electroplating or by paint spraying.
The production process of the traditional color stainless steel comprises the following steps:
(1) Electroplating: a process for adhering a metal film to the surface of a metal or other material article by electrolysis. Can prevent corrosion, improve wear resistance, conductivity and reflectivity, and improve appearance.
(2) And (3) water plating: the process is carried out by chemical reduction reacting by reducer in plating solution without external power source, and metal ion is reduced on self-catalytic surface to form metal plating layer.
(3) Fluorocarbon paint: refers to a coating material which takes fluororesin as a main film forming substance; also known as fluorocarbon paint, fluorine paint and fluorine resin paint.
(4) And (3) paint spraying: the invention discloses a method for forming different colors by spraying a coating on a stainless steel plate by compressed air.
However, in the preparation process of the traditional color stainless steel product, a large amount of toxic liquid and harmful gas can be generated, the environmental protection of the color stainless steel is greatly affected, and the production requirement cannot be met.
Disclosure of Invention
The invention aims to provide a laser color marking method for stainless steel, which is essentially different from the traditional color stainless steel production process, does not generate toxic liquid and harmful gas in the whole processing process, and can perfectly keep various characteristics of the stainless steel.
In order to achieve the above effects, the present invention provides the following technical solutions: a laser color marking method for stainless steel comprises the following steps:
s1, supplying power to the laser marking machine, and starting the laser marking machine.
S2, powering on the industrial personal computer and starting the industrial personal computer.
S3, placing the stainless steel plate to be marked on a marking position of a laser marking machine.
S4, starting marking software, and editing marking content.
S5, testing the focus of the laser marking machine, and adjusting the focus position until the focus meets the marking requirement.
S6, marking the stainless steel plate by a laser marking machine.
Preferably, according to the operating step in S1, the method comprises the steps of:
s101, inserting a key into a key hole of the laser marking machine, and starting the laser marking machine.
S102, supplying power to a contactor, a fan, a control card, a rotating plate and a relay in the laser marking machine.
Preferably, according to the operation step in S102, after the relay is powered, power is supplied to the square head in the laser marking machine.
Preferably, according to the operation step in S5, before performing the focus test, the industrial personal computer sends a control instruction to the control card and the laser in the laser marking machine.
Preferably, the laser is a MOPA laser.
Preferably, according to the operation step in S6, parameters of the laser marker are set before the stainless steel plate is marked.
Preferably, the parameters include fill pitch, reticle speed, and laser power.
Preferably, according to the operation step in S6, after setting the parameters of the laser marking machine, a corresponding waveform is also selected.
Preferably, according to the operation step in S6, after the marking is completed, the stainless steel plate after the marking is removed.
Preferably, according to the operation step in S6, after the stainless steel plate after marking is removed, the laser marking machine and the industrial personal computer are powered off, and the laser marking machine and the industrial personal computer are turned off.
The invention provides a laser color marking method of stainless steel, which has the following beneficial effects:
the invention has essential difference with the traditional color stainless steel production process, common components in the steel plate are trace elements such as manganese, sulfur, phosphorus, copper and the like besides iron, the elements can generate corresponding oxides under certain conditions, the steel plate is blackened or colored, the steel plate is heated to a certain temperature by laser, certain metal elements in the steel plate are promoted to generate oxidation reaction, new oxide film layers are generated, the film layers have certain colors or can form interference effects on certain wavelengths, certain colors can be seen under certain lighting conditions and certain observation angles, various characteristics of the stainless steel can be perfectly reserved, and the beautiful, environment-friendly, practical and convenient marking effects are realized.
Drawings
Fig. 1 is a flow chart of a laser color marking method of stainless steel.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present invention are within the protection scope of the present invention.
The invention provides a technical scheme that: referring to fig. 1, a laser color marking method for stainless steel includes the following steps:
(1) And supplying power to the laser marking machine, and starting the laser marking machine.
(2) And powering on the industrial personal computer to start the industrial personal computer.
(3) And placing the stainless steel plate to be marked on the marking position of the laser marking machine.
(4) And starting marking software to edit marking content.
(5) Testing the focus of the laser marking machine, and adjusting the focus position until the focus meets the marking requirement.
(6) And marking the stainless steel plate by a laser marking machine.
Specifically, according to the operation steps in (1), the method comprises the following steps:
(101) And inserting the key into a key hole of the laser marking machine, and starting the laser marking machine.
(102) And supplying power to a contactor, a fan, a control card, a rotating plate and a relay in the laser marking machine.
Specifically, according to the operation step in (102), after the relay is powered, power is supplied to the square head in the laser marking machine.
Specifically, according to the operation step in (5), before the focus test is performed, the industrial personal computer sends a control instruction to the control card and the laser in the laser marking machine.
Specifically, the laser is a MOPA laser.
Specifically, according to the operation step in (6), parameters of the laser marker are set before the stainless steel plate is marked.
In particular, the parameters include fill pitch, reticle speed, and laser power.
Specifically, according to the operation step in (6), after setting the parameters of the laser marking machine, a corresponding waveform is also selected.
Specifically, according to the operation step in (6), after the marking is completed, the stainless steel plate after the marking is removed.
Specifically, according to the operation step in (6), after the stainless steel plate after marking is removed, the laser marking machine and the industrial personal computer are powered off, and the laser marking machine and the industrial personal computer are closed.
The method of the examples was tested and compared with the prior art to obtain the following data:
| toxic liquid | Toxic gas | Effects of the characteristics | |
| Examples | Without any means for | Without any means for | Perfect reservation |
| Prior Art | Has the following components | Has the following components | Difficult to reserve |
According to the table data, when the method is implemented, the effects of no harmful liquid, no toxic gas and perfect retention of various characteristics of the stainless steel are obtained by the laser color marking method of the stainless steel.
The embodiment provides a laser color marking method of stainless steel, which comprises the following steps:
(1) Supplying power to the laser marking machine, starting the laser marking machine, and comprising the following steps:
(101) And inserting the key into a key hole of the laser marking machine, and starting the laser marking machine.
(102) And the power is supplied to the contactor, the fan, the control card, the rotating plate and the relay in the laser marking machine, and after the relay is supplied with power, the square head in the laser marking machine is supplied with power.
(2) And powering on the industrial personal computer to start the industrial personal computer.
(3) And placing the stainless steel plate to be marked on the marking position of the laser marking machine.
(4) And starting marking software to edit marking content.
(5) And testing the focus of the laser marking machine, adjusting the focus position until the focus meets the marking requirement, and before the focus test is carried out, sending a control instruction to a control card and a laser in the laser marking machine by the industrial personal computer, wherein the laser is a MOPA laser.
(6) The laser marking machine marks the stainless steel plate, before marking the stainless steel plate, the parameters of the laser marking machine are set, after the parameters of the laser marking machine are set, the corresponding waveforms are selected, after marking is completed, the marked stainless steel plate is taken down, after the marked stainless steel plate is taken down, the laser marking machine and the industrial personal computer are powered off, and the laser marking machine and the industrial personal computer are closed.
In order to better explain the laser color coding effect of the invention on the stainless steel plate, different colors can be marked according to the following parameter settings:
by the above parameter settings, the following results can be obtained:
1. the denser the filling, the faster the marking speed.
2. Yellow and blue effects are readily available with the waveform number 1 and green and red effects are readily available with the waveform number 8.
3. Black may be obtained by means of color superposition.
4. The change between colors is regularly followed by blue next to yellow and red next to green.
5. All effects are accomplished in the normal focus.
For example, when marking yellow, regarding the setting of parameters, one of them is set as follows: two line distances of 0.001mm (filling pitch) are filled, 2500mm/s (marking line speed 2500) to 500k (laser frequency) to 45% (laser power).
The invention has essential difference with the traditional color stainless steel production process, common components in the steel plate are trace elements such as manganese, sulfur, phosphorus, copper and the like besides iron, the elements can generate corresponding oxides under certain conditions, the steel plate is blackened or colored, the steel plate is heated to a certain temperature by laser, certain metal elements in the steel plate are promoted to generate oxidation reaction, new oxide film layers are generated, the film layers have certain colors or can form interference effects on certain wavelengths, certain colors can be seen under certain lighting conditions and certain observation angles, no toxic liquid or harmful gas is generated in the whole processing process, various characteristics of the stainless steel can be perfectly reserved, and the beautiful, environment-friendly, practical and convenient marking effects are realized.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The laser color marking method for the stainless steel is characterized by comprising the following steps of:
s1, supplying power to a laser marking machine, and starting the laser marking machine;
s2, powering on the industrial personal computer and starting the industrial personal computer;
s3, placing the stainless steel plate to be marked on a marking position of a laser marking machine;
s4, starting marking software, and editing marking content;
s5, the industrial personal computer sends a control instruction to a control card and a laser in the laser marking machine, tests a focus of the laser marking machine, and adjusts the focus position until the focus meets marking requirements; wherein the laser is a MOPA laser;
s6, setting parameters of a laser marking machine, selecting corresponding waveforms, and marking the stainless steel plate by the laser marking machine; the parameters comprise filling space, marking line speed and laser power, wherein the filling space is the distance between two lines during filling;
wherein, the parameters adopted by each color are as follows:
yellow select waveform No. 1: filling space is 0.001mm, marking line speed is 2500mm/s, laser frequency is 500k, and laser power is 45%; alternatively, the filling space is 0.003mm, the marking line speed is 1000mm/s, the laser frequency is 500k, and the laser power is 45%; alternatively, the filling space is 0.005mm, the marking line speed is 800mm/s, the laser frequency is 500k, and the laser power is 45%;
brown increases laser power based on yellow parameters;
blue select waveform No. 1: filling space is 0.002mm, marking line speed is 3000mm/s, laser frequency is 500k, and laser power is 35%; alternatively, the filling space is 0.003mm, the marking line speed is 2100mm/s, the laser frequency is 500k, and the laser power is 35%; alternatively, the filling space is 0.005mm, the marking line speed is 1500mm/s, the laser frequency is 500k, and the laser power is 35%; alternatively, the filling space is 0.01mm, the marking line speed is 900mm/s, the laser frequency is 500k, and the laser power is 45%;
green select waveform No. 8: filling space is 0.001mm, marking line speed is 2500mm/s, laser frequency is 500k, and laser power is 70%; alternatively, the filling space is 0.0025mm, the marking line speed is 900mm/s, the laser frequency is 300k, and the laser power is 45%; or filling space is 0.003mm, marking line speed is 600mm/s, laser frequency is 200k, and laser power is 35%;
red or pink select waveform No. 8: filling space is 0.001mm, marking line speed is 1800mm/s, laser frequency is 200k, and laser power is 45%; or filling space is 0.003mm, marking line speed is 600mm/s, laser frequency is 200k, and laser power is 20%; or filling space is 0.003mm, marking line speed is 700mm/s, laser frequency is 200k, and laser power is 35%; alternatively, the filling space is 0.004mm, the marking line speed is 650mm/s, the laser frequency is 200k, and the laser power is 50%;
the black color is superimposed 3-4 times on the basis of red or green.
2. A method of laser colour marking of stainless steel according to claim 1, characterised in that it comprises the following steps according to the operating step in S1:
s101, inserting a key into a key opening of a laser marking machine, and starting the laser marking machine;
s102, supplying power to a contactor, a fan, a control card, a rotating plate and a relay in the laser marking machine.
3. A method of laser colour marking of stainless steel according to claim 2, characterised in that according to the operating step in S102, after powering the relay, the square head in the laser marking machine is powered.
4. The laser color marking method of stainless steel according to claim 1, wherein the step of S6 is performed, and the marked stainless steel plate is removed after the marking is completed.
5. The method for laser color marking of stainless steel according to claim 4, wherein the laser marking machine and the industrial personal computer are powered off after the marked stainless steel plate is removed according to the operation step in S6, and the laser marking machine and the industrial personal computer are turned off.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011637755.4A CN114683730B (en) | 2020-12-31 | 2020-12-31 | Laser color marking method for stainless steel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011637755.4A CN114683730B (en) | 2020-12-31 | 2020-12-31 | Laser color marking method for stainless steel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114683730A CN114683730A (en) | 2022-07-01 |
| CN114683730B true CN114683730B (en) | 2023-10-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011637755.4A Active CN114683730B (en) | 2020-12-31 | 2020-12-31 | Laser color marking method for stainless steel |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107186352A (en) * | 2017-07-19 | 2017-09-22 | 成都新柯力化工科技有限公司 | A kind of laser color marking method for stainless steel |
| CN107745589A (en) * | 2017-09-28 | 2018-03-02 | 大族激光科技产业集团股份有限公司 | A kind of laser marking machine and its marking method |
| CN207255481U (en) * | 2017-08-10 | 2018-04-20 | 大族激光科技产业集团股份有限公司 | A kind of laser marking machine |
| CN108436285A (en) * | 2018-06-11 | 2018-08-24 | 佛山方科激光科技有限公司 | A kind of laser marking machine and its stainless steel density bullet marking method |
| CN108637486A (en) * | 2018-05-30 | 2018-10-12 | 北京工业大学 | Color metal marking system and marking method |
| CN210649043U (en) * | 2019-06-17 | 2020-06-02 | 大族激光科技产业集团股份有限公司 | Portable laser marking machine |
-
2020
- 2020-12-31 CN CN202011637755.4A patent/CN114683730B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107186352A (en) * | 2017-07-19 | 2017-09-22 | 成都新柯力化工科技有限公司 | A kind of laser color marking method for stainless steel |
| CN207255481U (en) * | 2017-08-10 | 2018-04-20 | 大族激光科技产业集团股份有限公司 | A kind of laser marking machine |
| CN107745589A (en) * | 2017-09-28 | 2018-03-02 | 大族激光科技产业集团股份有限公司 | A kind of laser marking machine and its marking method |
| CN108637486A (en) * | 2018-05-30 | 2018-10-12 | 北京工业大学 | Color metal marking system and marking method |
| CN108436285A (en) * | 2018-06-11 | 2018-08-24 | 佛山方科激光科技有限公司 | A kind of laser marking machine and its stainless steel density bullet marking method |
| CN210649043U (en) * | 2019-06-17 | 2020-06-02 | 大族激光科技产业集团股份有限公司 | Portable laser marking machine |
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| CN114683730A (en) | 2022-07-01 |
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