CN110592552A - Steel coil titanizing process - Google Patents
Steel coil titanizing process Download PDFInfo
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- CN110592552A CN110592552A CN201910839988.3A CN201910839988A CN110592552A CN 110592552 A CN110592552 A CN 110592552A CN 201910839988 A CN201910839988 A CN 201910839988A CN 110592552 A CN110592552 A CN 110592552A
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- steel
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- steel strip
- titanium
- steel coil
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- 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
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/02—Pretreatment of the material to be coated
- C23C14/021—Cleaning or etching treatments
- C23C14/022—Cleaning or etching treatments by means of bombardment with energetic particles or radiation
-
- 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
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/06—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the coating material
- C23C14/14—Metallic material, boron or silicon
- C23C14/16—Metallic material, boron or silicon on metallic substrates or on substrates of boron or silicon
- C23C14/165—Metallic material, boron or silicon on metallic substrates or on substrates of boron or silicon by cathodic sputtering
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- 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
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/22—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the process of coating
- C23C14/34—Sputtering
- C23C14/35—Sputtering by application of a magnetic field, e.g. magnetron sputtering
- C23C14/352—Sputtering by application of a magnetic field, e.g. magnetron sputtering using more than one target
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- 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
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/22—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the process of coating
- C23C14/56—Apparatus specially adapted for continuous coating; Arrangements for maintaining the vacuum, e.g. vacuum locks
- C23C14/562—Apparatus specially adapted for continuous coating; Arrangements for maintaining the vacuum, e.g. vacuum locks for coating elongated substrates
Abstract
The invention provides a steel coil titanizing process, which comprises the following steps: s1: putting the steel coil with the mandrel in the heating chamber for heating; s2: the heated steel coil is coiled and uncoiled; s3: the uncoiled steel strip enters an AEG chamber for ion cleaning; s4: the cleaned steel strip enters a vacuum coating section for coating; s5: cooling the coated steel strip in a cooling chamber; s6: measuring the LAB value of the titanium-plated film layer of the cooled steel strip by an automatic LAB detection device; s7: and rolling and uncoiling the steel strip subjected to LAB detection. The steel coil titanizing process can realize the vacuum titanizing of the wound steel coil, saves a large amount of manpower resources, improves the titanizing efficiency and the operation safety coefficient, and has uniform titanizing film layer color.
Description
Technical Field
The invention relates to the technical field of steel strip production, in particular to a titanium plating process for a steel coil.
Background
With the continuous development of social economy, the demand on stainless steel products is continuously increased, however, the existing stainless steel titanium plating process technology is mainly a steel plate titanium plating mode of a single furnace, the maximum steel plate titanium plating amount of the single furnace is 6 sheets at one time, (generally, 2438mm and 3048mm are taken as standards), the steel plate titanium plating amount is calculated according to the titanium plating amount of 3048mm steel plates (the requirement on the yellow titanium is low, the titanium plating speed is high), the maximum steel plate 18.2m can be plated in one time of the single furnace, the time spent in vacuumizing is probably 6-7min, the influence of other factors is removed, the steel plate titanium plating efficiency of the single furnace is only 3m/min, the titanium plating efficiency is not high, and the market demand cannot be met.
In addition, the steel plate still needs the heating and the manual cleaning of process before carrying out the titanizing, need the manual work to dismantle, install and shift the steel plate after the titanizing is accomplished, and the procedure is loaded down with trivial details, has great potential safety hazard in the operation process, need consume a large amount of manpowers moreover, leads to manufacturing cost to be high. Furthermore, the titanium plating in the single furnace was sputtered onto the rotating steel sheet with small dispersed targets, and the difference in Lab color at each position was significant.
Disclosure of Invention
The invention provides a steel coil titanizing process which can realize vacuum titanizing of a wound steel coil, save a large amount of manpower resources, improve titanizing efficiency and operation safety coefficient and ensure that a titanizing film layer has uniform color.
The technical scheme adopted by the invention is as follows: a titanium plating process for a steel coil comprises the following steps:
s1: putting the steel coil with the mandrel in the heating chamber for heating, wherein the heating temperature is more than 100 ℃;
s2: the heated steel coil is coiled and uncoiled;
s3: the uncoiled steel strip enters an AEG chamber for ion cleaning, the AEG chamber is provided with an anode rod and a cleaning target material, and the anode rod is positioned above the cleaning target material; introducing argon gas into the AEG chamber in a high vacuum environment, generating high-energy argon ions through glow discharge of the argon gas, bombarding the steel strip at high speed by the high-energy argon ions under the action of a magnetic field and an anode bar, and cleaning attachments adhered to the surface of the steel strip;
s4: the cleaned steel strip enters a vacuum coating section for coating, the vacuum coating section comprises a vacuum coating bottoming chamber and a plurality of vacuum coating chambers, the steel strip firstly enters the vacuum coating bottoming chamber for titanium target bottoming, argon is introduced into the vacuum coating bottoming chamber, the generated high-energy argon ions bombard the titanium target through arc discharge of the argon in a high vacuum environment, and the sputtered target material is deposited on the surface of the steel strip at a high speed under the action of a magnetic field to form a compact and uniform titanium film;
then sequentially entering a plurality of vacuum coating chambers, coating the titanium targets by adopting a magnetron sputtering coating method, wherein each vacuum coating chamber is internally provided with a column arc titanium target, a steel belt is positioned above the column arc titanium target and is parallel to the column arc titanium target, a bias voltage is added on the steel belt, under the action of a high vacuum environment and current, a large amount of argon ions are generated by arc discharge of argon gas, the argon ions bombard the column arc titanium target at a high speed through an electric field, sputtered titanium atoms are combined with the argon gas to form a new compound, and the new compound is deposited on the surface of the steel belt to form a titanium coating layer;
s5: cooling the coated steel strip in a cooling chamber;
s6: measuring the LAB value of the titanium-plated film layer of the cooled steel strip by an automatic LAB detection device;
s7: and rolling and uncoiling the steel strip subjected to LAB detection.
Further, in S1, an electric heating pipe is disposed in the heating chamber, and a heat circulation fan is mounted on a side wall of the heating chamber.
Further, in S2, firstly, the steel coil is transported out of the heating chamber by a horizontal type traction trolley, the steel coil is hung on an uncoiling trolley by a double-hook hanger, the uncoiling trolley is provided with a bracket, and a mandrel of the steel coil is clamped into the bracket to complete coiling; and then the uncoiling trolley directly conveys the steel coil into the vacuum uncoiling chamber for uncoiling.
Further, in S3, the AEG chamber is provided with a cold water circulation mechanism for cooling.
Further, in S4, each vacuum coating chamber is provided with a shield located below the cylindrical arc titanium target.
Further, in S5, be equipped with two chill rolls and a weight roller in the cooling chamber, each the chill roll intubate has invariable microthermal cooling water, and the steel band is "S" form and walks around two the chill roll and the weight roller.
Furthermore, the weight roller is connected with an automatic deviation rectifying device.
Further, in S6, the automatic LAB detecting device is disposed below the steel strip and parallel to the steel strip.
Further, in S3, the anode bar is a copper bar, and the cleaning target material is a titanium target.
Further, in S4, the columnar arc titanium target is at a positive potential with respect to the steel strip, and a permanent magnet is provided inside the columnar arc titanium target and cooling water is introduced.
Compared with the prior art, the steel coil titanizing process has the following advantages:
1. the mode that adopts the heating chamber can guarantee to the at utmost that the coil of strip is heated evenly, improves the cohesion of coil of strip titanizing film layer, ensures titanium coating layer colour homogeneous, simultaneously, evaporates the inside residual moisture of coil of strip before getting into the vacuum coating room, can guarantee vacuum coating room 7's cleanness to shorten the time of evacuation greatly, effectively improve product quality and production efficiency.
2. The steel strip enters the AEG chamber for cleaning, so that the stability and uniform color of a subsequent titanizing film layer can be effectively ensured, and the condition that the steel strip is polluted by attachments on the surface of the steel strip to cause film falling is prevented.
3. The steel strip cleaned by the AEG chamber enters a coating and priming chamber to carry out titanium target priming, so that the subsequent titanium coating is more uniform and stable in color.
4. The magnetron sputtering coating method is adopted to coat the steel strip, and the magnetron sputtering coating method adopts a column arc titanium target mode and increases bias voltage on the steel strip, so that the steel strip has the advantages of high deposition rate, high sputtering rate, low temperature rise of the steel strip, strong adhesion of a formed film, high compactness of the film and high hardness of the film.
5. The cooled steel strip is subjected to LAB value measurement of the titanium coating film layer by an automatic LAB detection device, and the color accuracy can be confirmed at the first time, so that the uniform color of the steel strip is ensured, and the titanium coating film layer is stable.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without limiting the invention. In the drawings, there is shown in the drawings,
FIG. 1: the invention discloses a flow chart of steps of a steel coil titanizing process;
FIG. 2: the invention discloses a schematic diagram of a steel coil titanizing process.
Detailed Description
The following detailed description of embodiments of the invention refers to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.
As shown in fig. 1 and 2, the titanium plating process for steel coils of the present invention comprises the following steps:
s1: and (3) putting the steel coil penetrated by the mandrel into a heating chamber 1 for heating at a temperature of over 100 ℃ so as to achieve the purpose of evaporating residual moisture and gas of the steel coil. Twelve independent electric heating pipes are arranged in the heating chamber 1, and six independent heat circulating fans are arranged on the side wall of the heating chamber 1.
Adopt the mode of coil of strip external heating can guarantee to the at utmost that the coil of strip is heated evenly in this step, improve the cohesion of coil of strip titanizing film layer, ensure titanium coating layer colour homogeneous, simultaneously, evaporate the inside remaining moisture of coil of strip before getting into vacuum coating room 7, can guarantee vacuum coating room 7's cleanness to shorten the time of evacuation greatly, effectively improve product quality and production efficiency.
S2: and (4) coiling and uncoiling the heated steel coil. Firstly, a steel coil is conveyed out of a heating chamber 1 through a horizontal type traction trolley 2 (the horizontal type traction trolley 2 can directly support the steel coil to enter the heating chamber 1), the steel coil is hung on an uncoiling trolley 3 by a double-hook hanger, the uncoiling trolley 3 is provided with a bracket, and a mandrel of the steel coil is clamped into the bracket to finish coiling; then the steel coil is directly conveyed into a vacuum uncoiling chamber 4 by an uncoiling trolley 3 for uncoiling.
In this step, operating safety factor is high, and work efficiency is high moreover, and operation process whole journey only needs alone can accomplish, effectively saves a large amount of manpowers.
S3: the vacuum uncoiling chamber 4 is hermetically connected with an AEG chamber 5 (namely a vacuum cleaning chamber), the uncoiled steel strip enters the AEG chamber 5 for ion cleaning, an anode rod and a cleaning target material are arranged in the AEG chamber 5, and the anode rod is positioned above the cleaning target material; argon is introduced into the AEG chamber 5 in a high vacuum environment, high-energy argon ions are generated through glow discharge of the argon, the high-energy argon ions bombard the steel strip at high speed under the action of a magnetic field and an anode bar, and attachments adhered to the surface of the steel strip are cleaned, so that the binding force and the cleanness of a subsequent titanium coating are ensured.
In the step, the anode bar is a copper bar, and the cleaning target material is a titanium target. In addition, because the high-energy argon ions bombard the steel strip to generate a large amount of heat, a cooling water circulation mechanism is installed in the AEG chamber 5 for cooling and protecting the cleaning target. The step can ensure that the subsequent titanizing film layer is stable and uniform in color, and prevent the condition that the steel strip is polluted by the attachments on the surface of the steel strip to cause film falling.
S4: the AEG chamber 5 is hermetically connected with a vacuum coating section, the cleaned steel strip enters the vacuum coating section for coating, and the vacuum coating section comprises a vacuum coating bottoming chamber 6 and a plurality of vacuum coating chambers 7;
the method comprises the following steps that a steel strip firstly enters a vacuum coating bottoming chamber 6 to carry out titanium target bottoming, nitrogen is not required to be introduced into the vacuum coating bottoming chamber 6, only argon is introduced, high-energy argon ions generated through arc discharge of the argon bombard the titanium target in a high-vacuum environment, and the sputtered target material is deposited on the surface of the steel strip at a high speed under the action of a magnetic field to form a compact and uniform titanium film;
then the steel strip enters a plurality of vacuum coating chambers 7 in sequence, a magnetron sputtering coating method is adopted to coat the steel strip, three independent column arc titanium targets (namely magnetron sputtering targets) are arranged in each vacuum coating chamber 7, the steel strip is parallel to each column arc titanium target and is positioned above the three column arc titanium targets, under the action of high vacuum environment and current, a large amount of argon ions are generated through arc discharge of argon gas, the argon ions bombard the column arc titanium targets at high speed through the acceleration of an electric field, titanium atoms sputtered out are combined with the argon gas to form a new compound (Ti + Ar is TiAr), and the new compound is deposited on the surface of the steel strip to form a titanium coating layer.
In the step, the steel belt subjected to titanium target priming can ensure that the subsequent titanium film is more uniform and stable in color plating. The main components in each vacuum coating chamber 7 are a cylindrical arc titanium target (namely, a magnetron sputtering target) and a steel strip, the three cylindrical arc titanium targets are at positive potential relative to the steel strip, permanent magnets are arranged in the three cylindrical arc titanium targets and are communicated with cooling water, and each vacuum coating chamber 7 is provided with a shielding cover which is positioned below the three cylindrical arc titanium targets. And the magnetron sputtering coating method adopts a column arc titanium target mode and increases bias voltage on the steel strip, so that the method has the advantages of high deposition rate, high sputtering rate, low temperature rise of the steel strip, strong adhesive force of the formed film, high compactness of the film and high hardness of the film.
S5: the steel band after the coating film is accomplished gets into cooling chamber 8, is equipped with two chill rolls and a weight roller in the cooling chamber 8, and it has invariable microthermal cooling water to lead to in each chill roll, and the steel band is "S" form and walks around two chill rolls and a weight roller to reach the effect of cooling, ensure the stability of titanizing coating layer. In addition, because the temperature of the steel band rises in the coating process, stress in the steel band can be released, and certain deformation is generated, so a weight roller is added in the cooling chamber 8, the weight roller is connected with an automatic deviation correcting device, the automatic deviation correcting device can automatically sense the left and right deviation of the steel band, and when the steel band is detected to deviate, the automatic deviation correcting device can adjust the weight roller to ascend or descend, so that the deviation correcting effect is achieved, and the steel band can not deviate. The step has the functions of automatically cooling the steel strip and automatically correcting the deviation, and can better ensure the stability of the steel strip in operation and the stability of the titanium-plated film layer.
S6: and measuring the LAB value of the titanium-plated film layer of the cooled steel strip by an automatic LAB detection device, wherein the automatic LAB detection device is arranged below the steel strip and is parallel to the steel strip. In the step, the LAB value of the titanium coating layer of the steel strip is detected through a high-precision and high-resolution probe on an LAB detection device, and the color accuracy can be confirmed at the first time, so that the uniform color of the steel strip is ensured, and the titanium coating layer is stable.
S7: and rolling and uncoiling the steel strip subjected to LAB detection. The steel strip is wound on the mandrel, tension is built through the transmission motor to drive the mandrel to be wound, the steel strip is transported to a coil winding machine after the winding is completed in the operation of the steel strip, and then the steel strip is taken down by the double-hook lifting appliance to complete the coil winding.
In conclusion, the steel coil titanizing process has the following advantages:
1. the mode that adopts coil of strip external heating can guarantee to the at utmost that the coil of strip is heated evenly, improves the cohesion of coil of strip titanizing film layer, ensures that the titanium coating layer colour is homogeneous, simultaneously, evaporates the inside remaining moisture of coil of strip before getting into vacuum coating room 7, can guarantee vacuum coating room 7's cleanness to shorten the time of evacuation greatly, effectively improve product quality and production efficiency.
2. The steel strip enters the AEG chamber 5 for cleaning, so that the stability and uniform color of a subsequent titanizing film layer can be effectively ensured, and the condition that the steel strip is polluted by attachments on the surface of the steel strip to cause film falling is prevented.
3. The steel strip cleaned by the AEG chamber 5 enters a vacuum coating bottoming chamber 6 for titanium target bottoming, so that the subsequent titanium coating is more uniform and stable in color.
4. The magnetron sputtering coating method is adopted to coat the steel strip, and the magnetron sputtering coating method adopts a column arc titanium target mode and increases bias voltage on the steel strip, so that the steel strip has the advantages of high deposition rate, high sputtering rate, low temperature rise of the steel strip, strong adhesion of a formed film, high compactness of the film and high hardness of the film.
5. Through set up two chill rolls and a weight roller in cooling chamber 8, lead to in each chill roll has invariable microthermal cooling water, and the steel band is "S" form and walks around two chill rolls and a weight roller to reach the effect of cooling, ensure the stability of titanium coating film layer. In addition, the weight roller is connected with automatic deviation correcting device, by the offset about automatic deviation correcting device auto-induction steel band, when detecting that the steel band skew appears, automatic deviation correcting device can adjust the weight roller and rise or descend to reach the effect of rectifying, ensure that the steel band can not the off tracking, the stability of assurance steel band in service and the stability of titanizing coating film that can be better.
6. The cooled steel strip is subjected to LAB value measurement of the titanium coating film layer by an automatic LAB detection device, and the color accuracy can be confirmed at the first time, so that the uniform color of the steel strip is ensured, and the titanium coating film layer is stable.
Any combination of the various embodiments of the present invention should be considered as disclosed in the present invention, unless the inventive concept is contrary to the present invention; within the scope of the technical idea of the invention, any combination of various simple modifications and different embodiments of the technical solution without departing from the inventive idea of the present invention shall fall within the protection scope of the present invention.
Claims (10)
1. A titanium plating process for a steel coil is characterized by comprising the following steps:
s1: putting the steel coil with the mandrel in the heating chamber for heating, wherein the heating temperature is more than 100 ℃;
s2: the heated steel coil is coiled and uncoiled;
s3: the uncoiled steel strip enters an AEG chamber for ion cleaning, the AEG chamber is provided with an anode rod and a cleaning target material, and the anode rod is positioned above the cleaning target material; introducing argon gas into the AEG chamber in a high vacuum environment, generating high-energy argon ions through glow discharge of the argon gas, bombarding the steel strip at high speed by the high-energy argon ions under the action of a magnetic field and an anode bar, and cleaning attachments adhered to the surface of the steel strip;
s4: the cleaned steel strip enters a vacuum coating section for coating, the vacuum coating section comprises a vacuum coating bottoming chamber and a plurality of vacuum coating chambers, the steel strip firstly enters the vacuum coating bottoming chamber for titanium target bottoming, argon is introduced into the vacuum coating bottoming chamber, the generated high-energy argon ions bombard the titanium target through arc discharge of the argon in a high vacuum environment, and the sputtered target material is deposited on the surface of the steel strip at a high speed under the action of a magnetic field to form a compact and uniform titanium film;
then sequentially entering a plurality of vacuum coating chambers, coating the titanium targets by adopting a magnetron sputtering coating method, wherein each vacuum coating chamber is internally provided with a column arc titanium target, a steel belt is positioned above the column arc titanium target and is parallel to the column arc titanium target, a bias voltage is added on the steel belt, under the action of a high vacuum environment and current, a large amount of argon ions are generated by arc discharge of argon gas, the argon ions bombard the column arc titanium target at a high speed through an electric field, sputtered titanium atoms are combined with the argon gas to form a new compound, and the new compound is deposited on the surface of the steel belt to form a titanium coating layer;
s5: cooling the coated steel strip in a cooling chamber;
s6: measuring the LAB value of the titanium-plated film layer of the cooled steel strip by an automatic LAB detection device;
s7: and rolling and uncoiling the steel strip subjected to LAB detection.
2. The steel coil titanizing process according to claim 1, wherein: and S1, an electric heating pipe is arranged in the heating chamber, and a heat circulating fan is arranged on the side wall of the heating chamber.
3. The steel coil titanizing process according to claim 1, wherein: in S2, firstly, the steel coil is conveyed out of the heating chamber through a horizontal traction trolley, the steel coil is hung on an uncoiling trolley through a double-hook hanger, the uncoiling trolley is provided with a bracket, and a mandrel of the steel coil is clamped into the bracket to finish coiling; and then the uncoiling trolley directly conveys the steel coil into the vacuum uncoiling chamber for uncoiling.
4. The steel coil titanizing process according to claim 1, wherein: in S3, the AEG chamber is provided with a cold water circulation mechanism for cooling.
5. The steel coil titanizing process according to claim 1, wherein: in S4, each vacuum coating chamber is provided with a shielding cover which is positioned below the column arc titanium target.
6. The steel coil titanizing process according to claim 1, wherein: in S5, be equipped with two chill rolls and a weight roller in the cooling chamber, each the chill roll intubate has invariable microthermal cooling water, and the steel band is "S" form and walks around two the chill roll and the weight roller.
7. The steel coil titanizing process according to claim 6, wherein: the weight roller is connected with an automatic deviation rectifying device.
8. The steel coil titanizing process according to claim 1, wherein: in S6, the automatic LAB detection device is disposed below the steel strip and parallel to the steel strip.
9. The steel coil titanizing process according to claim 1, wherein: in S3, the anode bar is a copper bar, and the cleaning target material is a titanium target.
10. The steel coil titanizing process according to claim 1, wherein: and S4, the cylindrical arc titanium target is at a positive potential relative to the steel strip, and the cylindrical arc titanium target is internally provided with a permanent magnet and is filled with cooling water.
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| CN112281124A (en) * | 2020-09-18 | 2021-01-29 | 山东宏旺实业有限公司 | Preparation method of common sand wire drawing surface titanium stainless steel coil |
| CN112962078A (en) * | 2021-02-01 | 2021-06-15 | 肇庆宏旺金属实业有限公司 | Film coating production line and film coating process |
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