CN111188068A - Black titanium plating method for whole roll of stainless steel - Google Patents
Black titanium plating method for whole roll of stainless steel Download PDFInfo
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- CN111188068A CN111188068A CN202010051275.3A CN202010051275A CN111188068A CN 111188068 A CN111188068 A CN 111188068A CN 202010051275 A CN202010051275 A CN 202010051275A CN 111188068 A CN111188068 A CN 111188068A
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D3/00—Electroplating: Baths therefor
- C25D3/02—Electroplating: Baths therefor from solutions
- C25D3/54—Electroplating: Baths therefor from solutions of metals not provided for in groups C25D3/04 - C25D3/50
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D5/00—Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
- C25D5/48—After-treatment of electroplated surfaces
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D5/00—Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
- C25D5/48—After-treatment of electroplated surfaces
- C25D5/50—After-treatment of electroplated surfaces by heat-treatment
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D7/00—Electroplating characterised by the article coated
- C25D7/06—Wires; Strips; Foils
- C25D7/0614—Strips or foils
- C25D7/0621—In horizontal cells
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D7/00—Electroplating characterised by the article coated
- C25D7/06—Wires; Strips; Foils
- C25D7/0614—Strips or foils
- C25D7/0657—Conducting rolls
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- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Electroplating Methods And Accessories (AREA)
Abstract
The invention provides a method for plating black titanium on a whole roll of stainless steel, which comprises the following steps: the steel coil is firstly uncoiled through an uncoiler and then passes through a welding machine; step two: the steel strip coming out of the welding machine passes through an uncoiling loop; step three: the steel strip coming out of the uncoiling loop enters an electrolytic cell for dynamic electrolysis; step four: the steel strip from the electrolytic bath enters a heating furnace for preheating, then sequentially passes through a first coloring bath, a second coloring bath and a third coloring bath, is cleaned by two cleaning baths, and finally enters a fingerprint-free oiling machine for oiling and baking; step five: and the baked steel strip enters a winding machine through a winding loop to be wound. The method for plating the black titanium on the whole roll of stainless steel does not need manual carrying, so that the production efficiency is effectively improved, the product quality is improved, and the production safety coefficient is improved.
Description
Technical Field
The invention relates to the technical field of stainless steel production, in particular to a method for plating black titanium on a whole roll of stainless steel.
Background
The stainless steel black titanium plating process in the prior art has the following defects:
1. the steel strip needs to be sheared firstly, then the black titanium plating is carried out in a plate block mode, the steel strip needs to be lifted every time a pile of steel plates are produced, the average titanium plating meter number of one black titanium plating machine is 1000m/24h, and the production efficiency is low.
2. The steel plate is lifted by taking part in the work of manpower, so that the surface of the steel strip is easily scratched by collision, the quality of the black titanium plated steel plate cannot be guaranteed, and certain hidden danger exists for the personal safety of operators.
3. The titanium plating is carried out in a hanging mode, the waiting time in the heating furnace has regional deviation, and Lab color difference of each position is obvious.
4. Through manual feeding and discharging, the electrolytic tank body is open, waste gas is difficult to recycle, and the damage to a human body is very large.
Disclosure of Invention
The invention provides a black titanium plating method for whole roll of stainless steel, which does not need manual carrying, effectively improves the production efficiency, improves the product quality and improves the production safety coefficient.
The technical scheme adopted by the invention is as follows: a method for plating black titanium on a whole roll of stainless steel comprises the following steps:
the method comprises the following steps: the steel coil is firstly uncoiled through an uncoiler and then passes through a welding machine;
step two: the steel strip from the welding machine passes through an uncoiling loop, and the uncoiling loop comprises a first tension roller set, a first carrier roller trolley, a first loop trolley, a first fixed pulley, a first coiling machine, a first deviation correcting roller set, a second deviation correcting roller set, a third deviation correcting roller set and a second tension roller set; in the uncoiling loop, a steel belt firstly passes through a first tension roller set, then sequentially passes through a first carrier roller trolley and a first loop trolley to be conveyed to a first fixed pulley, then is conveyed to a first winch from the first fixed pulley, then is conveyed to a first deviation correcting roller set through the first loop trolley, sequentially passes through a second deviation correcting roller set and a third deviation correcting roller set, and then is discharged from a second tension roller set;
step three: the steel strip coming out of the uncoiling loop enters an electrolytic cell for dynamic electrolysis, the electrolytic cell comprises a box body and a box cover covering the top of the box body, and a lead plate and a titanium roller are arranged in the box body; the titanium roller is positioned below the lead plate, and the steel strip passes through a gap between the titanium roller and the lead plate;
step four: the steel strip from the electrolytic bath enters a heating furnace for preheating, then sequentially passes through a first coloring bath, a second coloring bath and a third coloring bath, is cleaned by two cleaning baths, and finally enters a fingerprint-free oiling machine for oiling and baking;
step five: the baked steel belt enters a winding machine through a winding loop to be wound; the winding loop comprises a third tension roller group, a second carrier roller trolley, a second loop trolley, a second fixed pulley, a second winch, a fourth deviation correcting roller group, a fifth deviation correcting roller group, a sixth deviation correcting roller group and a fourth tension roller group; in the winding loop, the steel belt is conveyed to a third tension roller set through a fourth deviation correcting roller set, and then sequentially passes through a fifth deviation correcting roller set and a second winch; and the second fixed pulley is conveyed to the second fixed pulley through the second carrier roller trolley and the second loop trolley, the second fixed pulley is conveyed to the sixth deviation rectifying group, and finally the sixth deviation rectifying group is conveyed to the fourth tension roller group through the sixth deviation rectifying roller group and then enters a winding machine for winding.
Further, in the first step, when the first coiled steel coil is uncoiled by the uncoiler, the first coiled steel coil directly passes through the welding machine; when the uncoiler uncoils the steel coil which is not the first coil, the steel strip stays at the welding machine to be welded with the tail part of the previous coil.
Further, in the third step, the distance between the titanium roller and the lead plate is 40-70 cm.
Further, in the fourth step, the concentration of the coloring liquid in the first coloring tank is the same as the concentration of the coloring liquid in the second coloring tank.
Compared with the prior art, the method for plating black titanium on the whole coil of stainless steel adopts the whole coil type steel strip to plate black titanium, the steel strip does not need to be cut and lifted, the production speed reaches 7200-; the step of manual carrying is greatly reduced, the production safety coefficient is effectively improved, the surface of the steel belt is prevented from being collided and scratched in the carrying process, and the product quality is improved; the steel strip enters a heating furnace in a flat mode, and the waiting time in the heating furnace is not deviated, so that the Lab value is relatively stable and has no deviation; need not artifical unloading of going up, the electrolysis trough is closed, is convenient for carry out recovery processing to the waste gas that produces during the electrolysis, avoids hurting the human body.
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 relates to a flow chart of steps of a method for plating black titanium on a whole roll of stainless steel;
FIG. 2: the invention discloses a flow diagram of a method for plating black titanium on a whole roll of stainless steel;
FIG. 3: the invention discloses a schematic diagram of an uncoiling loop;
FIG. 4: the invention is a schematic diagram of a winding loop;
FIG. 5: schematic representation of the electrolytic cell of the present invention.
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 method for plating black titanium on a whole roll of stainless steel according to the present invention comprises the steps of:
the method comprises the following steps: the steel coil is firstly uncoiled through the uncoiler 1, then passes through the welding machine 2, and stays at the welding machine 2 to be welded with the tail part of the previous steel coil (if the first steel coil is not required to stay), so that the uninterrupted production of the whole system is maintained.
Step two: referring to fig. 3, the steel strip coming out of the welding machine 2 passes through an uncoiling loop, and the uncoiling loop comprises a first tension roller group 3, a first carrier roller trolley 30, a first loop trolley 4, a first fixed pulley 5, a first winch 6, a first deviation correcting roller group 7, a second deviation correcting roller group 8, a third deviation correcting roller group 9 and a second tension roller group 10; in the uncoiling loop, a steel strip firstly passes through the first tension roller group 3, then sequentially passes through the first carrier roller trolley 30 and the first loop trolley 4 to be conveyed to the first fixed pulley 5, then is conveyed to the first hoister 6 from the first fixed pulley 5, then is conveyed to the first deviation correcting roller group 7 through the first loop trolley 4, sequentially passes through the second deviation correcting roller group 8 and the third deviation correcting roller group 9, and finally is discharged from the second tension roller group 10.
In the first step and the second step, when the steel strip is welded, the steel strip from the uncoiler 1 to the first tension roller group 3 is stopped, at the moment, the first tension roller group 3 and the first hoister 6 form counter-pulling on the steel strip, the steel strip stored in the uncoiling loop is slowly discharged through the first loop trolley 4, and the time is about 3 min. After the welding is finished, the uncoiler 1 and the first tension roller set 3 start to operate, the steel belt is filled through the speed difference, and the process is repeated every time the welding is finished.
Step three: the steel strip coming out of the uncoiling loop enters an electrolytic cell 11 for dynamic electrolysis, and referring to fig. 5, the electrolytic cell 11 comprises a box body 12 and a box cover 13 covering the top of the box body 12, and a lead plate 14 and a titanium roller 15 are installed in the box body 12; wherein the titanium roller 15 is positioned below the lead plate 14, and the steel strip passes through a gap between the titanium roller 15 and the lead plate 14; and the distance between the titanium roller 15 and the lead plate 14 is 40-70 cm.
Step four: the steel strip from the electrolytic bath 11 enters a heating furnace for preheating, then passes through a first coloring bath 16, a second coloring bath 17, a third coloring bath 18 in sequence, and then passes through two cleaning baths 19 for cleaning, so as to ensure the cleanliness of the steel strip plate surface, and finally enters a fingerprint-free oiling machine 20 for oiling and baking.
In this step, the concentration of the coloring liquid in the first coloring tank 16 is the same as that in the second coloring tank 17, and the third coloring tank 18 functions as a regulator. By designing the first coloring tank 16, the second coloring tank 17 and the third coloring tank 18, the steel strip is ensured to be plated with black titanium with uniform color and no obvious color difference after coming out of the three sections of coloring tanks.
Step five: the baked steel strip enters a winding machine 29 through a winding loop to be wound; referring to fig. 4, the winding loop includes a third tension roller set 21, a second carrier roller trolley 31, a second loop trolley 22, a second fixed pulley 23, a second winch 24, a fourth deviation-rectifying roller set 25, a fifth deviation-rectifying roller set 26, a sixth deviation-rectifying roller set 27 and a fourth tension roller set 28; in the winding loop, the steel strip is firstly conveyed to the third tension roller set 21 through the fourth deviation correcting roller set 25, and then sequentially passes through the fifth deviation correcting roller set 26 and the second winch 24; then the second idler trolley 31 and the second loop trolley 22 are conveyed to the second fixed pulley 23, and are conveyed to the sixth deviation rectifying group 27 from the second fixed pulley 23, and finally are conveyed to the fourth tension roller group 28 from the sixth deviation rectifying roller group 27, and then enter the winding machine 29 for winding.
In conclusion, the method for plating the black titanium on the whole roll of stainless steel has the following advantages:
1. the whole-roll steel strip is plated with the black titanium, the steel strip does not need to be cut and lifted, the production speed reaches 7200-12000m/24h, and the production efficiency is greatly improved.
2. The whole roll type steel belt is plated with the black titanium, so that the manual moving and lifting steps are greatly reduced, the production safety coefficient is effectively improved, the surface of the steel belt is prevented from being scratched by collision in the moving and lifting process, and the product quality is improved.
3. The whole roll of steel belt is plated with black titanium, the steel belt enters the heating furnace in a flat mode, and the waiting time in the heating furnace is not deviated, so that the Lab value is relatively stable and has no deviation.
4. Need not artifical unloading of going up, electrolysis trough 11 is closed, is convenient for carry out recovery processing to the waste gas that produces during the electrolysis, avoids hurting the human body.
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 (4)
1. A method for plating black titanium on a whole roll of stainless steel is characterized by comprising the following steps:
the method comprises the following steps: the steel coil is firstly uncoiled through an uncoiler and then passes through a welding machine;
step two: the steel strip from the welding machine passes through an uncoiling loop, and the uncoiling loop comprises a first tension roller set, a first carrier roller trolley, a first loop trolley, a first fixed pulley, a first coiling machine, a first deviation correcting roller set, a second deviation correcting roller set, a third deviation correcting roller set and a second tension roller set; in the uncoiling loop, a steel belt firstly passes through a first tension roller set, then sequentially passes through a first carrier roller trolley and a first loop trolley to be conveyed to a first fixed pulley, then is conveyed to a first winch from the first fixed pulley, then is conveyed to a first deviation correcting roller set through the first loop trolley, sequentially passes through a second deviation correcting roller set and a third deviation correcting roller set, and then is discharged from a second tension roller set;
step three: the steel strip coming out of the uncoiling loop enters an electrolytic cell for dynamic electrolysis, the electrolytic cell comprises a box body and a box cover covering the top of the box body, and a lead plate and a titanium roller are arranged in the box body; the titanium roller is positioned below the lead plate, and the steel strip passes through a gap between the titanium roller and the lead plate;
step four: the steel strip from the electrolytic bath enters a heating furnace for preheating, then sequentially passes through a first coloring bath, a second coloring bath and a third coloring bath, is cleaned by two cleaning baths, and finally enters a fingerprint-free oiling machine for oiling and baking;
step five: the baked steel belt enters a winding machine through a winding loop to be wound; the winding loop comprises a third tension roller group, a second carrier roller trolley, a second loop trolley, a second fixed pulley, a second winch, a fourth deviation correcting roller group, a fifth deviation correcting roller group, a sixth deviation correcting roller group and a fourth tension roller group; in the winding loop, the steel belt is conveyed to a third tension roller set through a fourth deviation correcting roller set, and then sequentially passes through a fifth deviation correcting roller set and a second winch; and the second fixed pulley is conveyed to the second fixed pulley through the second carrier roller trolley and the second loop trolley, the second fixed pulley is conveyed to the sixth deviation rectifying group, and finally the sixth deviation rectifying group is conveyed to the fourth tension roller group through the sixth deviation rectifying roller group and then enters a winding machine for winding.
2. A black titanium plating method of a whole roll of stainless steel according to claim 1, wherein: in the first step, when the first coiled steel coil is uncoiled by the uncoiler, the first coiled steel coil directly passes through a welding machine; when the uncoiler uncoils the steel coil which is not the first coil, the steel strip stays at the welding machine to be welded with the tail part of the previous coil.
3. A black titanium plating method of a whole roll of stainless steel according to claim 1, wherein: in the third step, the distance between the titanium roller and the lead plate is 40-70 cm.
4. A black titanium plating method of a whole roll of stainless steel according to claim 1, wherein: in the fourth step, the concentration of the coloring liquid in the first coloring tank is the same as that in the second coloring tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202010051275.3A CN111188068A (en) | 2020-01-17 | 2020-01-17 | Black titanium plating method for whole roll of stainless steel |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010051275.3A CN111188068A (en) | 2020-01-17 | 2020-01-17 | Black titanium plating method for whole roll of stainless steel |
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| CN111188068A true CN111188068A (en) | 2020-05-22 |
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| CN202010051275.3A Pending CN111188068A (en) | 2020-01-17 | 2020-01-17 | Black titanium plating method for whole roll of stainless steel |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111842084A (en) * | 2020-06-24 | 2020-10-30 | 肇庆宏旺金属实业有限公司 | Preparation method of whole-roll wiredrawing antique copper stainless steel |
| CN111850531A (en) * | 2020-06-24 | 2020-10-30 | 肇庆宏旺金属实业有限公司 | Production method of whole roll of black titanium stainless steel |
| CN111850639A (en) * | 2020-06-24 | 2020-10-30 | 肇庆宏旺金属实业有限公司 | Preparation method of black titanium fingerprint-resistant stainless steel coil |
| CN113088945A (en) * | 2021-03-30 | 2021-07-09 | 江门柒彩新材料有限公司 | Double-roll stainless steel water black titanium plating process |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111842084A (en) * | 2020-06-24 | 2020-10-30 | 肇庆宏旺金属实业有限公司 | Preparation method of whole-roll wiredrawing antique copper stainless steel |
| CN111850531A (en) * | 2020-06-24 | 2020-10-30 | 肇庆宏旺金属实业有限公司 | Production method of whole roll of black titanium stainless steel |
| CN111850639A (en) * | 2020-06-24 | 2020-10-30 | 肇庆宏旺金属实业有限公司 | Preparation method of black titanium fingerprint-resistant stainless steel coil |
| CN113088945A (en) * | 2021-03-30 | 2021-07-09 | 江门柒彩新材料有限公司 | Double-roll stainless steel water black titanium plating process |
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Application publication date: 20200522 |
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