CN114369852A - Method for manufacturing novel composite material cathode roller - Google Patents
Method for manufacturing novel composite material cathode roller Download PDFInfo
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- CN114369852A CN114369852A CN202111611122.0A CN202111611122A CN114369852A CN 114369852 A CN114369852 A CN 114369852A CN 202111611122 A CN202111611122 A CN 202111611122A CN 114369852 A CN114369852 A CN 114369852A
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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
- C25D1/00—Electroforming
- C25D1/04—Wires; Strips; Foils
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Abstract
The invention relates to a manufacturing method of a novel composite material cathode roller. According to the invention, the titanium layer of the plate is used as the working roll surface at the outermost side of the cathode roll, the titanium layer and the steel layer are metallurgically combined through explosive cladding, the tube made of the titanium steel composite plate has the functions of supporting and conducting electricity at the same time, a roll core is replaced, the problem of poor contact between the titanium tube and the roll core in the traditional cathode roll design scheme is solved, the current density distribution of the roll surface of the cathode roll is more uniform through the improvement of the internal conducting structure, and the problem of copper foil thickness deviation is greatly improved.
Description
Technical Field
The invention belongs to the technical field of cathode roller manufacturing, and relates to a manufacturing method of a novel composite cathode roller.
Background
The cathode roll is an important production tool in electrolytic copper foil manufacturing equipment, copper ions are reduced into copper atoms by electrolytic reduction reaction and are deposited on the surface of the cathode roll, and finally, the copper foil is produced. The prior cathode roller is independently manufactured by adopting a titanium cylinder, and is assembled with a roller core in an interference manner after being processed to form a cathode roller finished product. The titanium cylinder is manufactured by adopting spinning or plate rolling technology, and the problem of stress deformation exists, so that the roller core and the non-attached area of the inner wall of the titanium cylinder possibly exist after the titanium cylinder and the roller core are assembled, the roller surface of a cathode roller is not uniform in electric conduction, and the quality of a copper foil product is seriously influenced.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a manufacturing method of a novel composite material cathode roller, which avoids the condition of poor contact between a titanium cylinder and a roller core in the traditional cathode roller design scheme, enables the current density distribution of the roller surface of the cathode roller to be more uniform through the improvement of an internal conductive structure, and greatly improves the problem of copper foil thickness deviation.
In order to achieve the purpose, the invention adopts the following technical scheme:
a manufacturing method of a novel composite material cathode roller is characterized in that a titanium steel composite plate is manufactured into a barrel structure, a shaft, a copper pipe and a steel sleeve are assembled into a roller body supporting component, the roller body supporting component penetrates into the barrel structure, and the novel composite material cathode roller is manufactured after processing.
Further, the method specifically comprises the following steps:
s1, preparing the titanium steel composite plate into a titanium steel composite cylinder through rounding, butt welding, forging and rolling and heat treatment;
s2, assembling the shaft, the copper pipe and the steel sleeve into a roller body supporting component;
s3, penetrating the roller body supporting component prepared in the step S2 into the titanium steel composite roller body prepared in the step S1, and processing to prepare the novel composite material cathode roller.
Further, the step S1 specifically includes:
s11, selecting a titanium steel explosive composite plate, and planing and milling four sides;
s12, rolling and welding the titanium steel explosive composite plate;
s13, processing the titanium layer welding seam and heating the cylinder;
and S14, rounding the cylinder and turning the inner diameter to manufacture the titanium steel composite cylinder.
Further, in the step S11, the titanium layer of the titanium steel explosive composite plate is TA1, and the steel layer is Q235-B.
Further, the step S12 specifically includes:
and rolling the titanium steel explosive composite plate, adopting submerged arc welding for the butt welding seam of the steel layer, adopting argon arc welding for the butt welding seam of the titanium layer, and filling solder with the height at least 3mm higher than the base material when the titanium layer is welded.
Further, the step S13 specifically includes:
locally heating the titanium layer welding line to 500 ℃, hammering the titanium layer welding line to be parallel and level with the titanium base layer by using a quick forging machine, putting the barrel into a hearth, integrally heating to 650 ℃, and preserving heat for 3 hours.
Further, the step S2 specifically includes the following steps:
and (3) carrying out interference assembly on the shaft and the copper pipe, and then carrying out interference assembly on the steel sleeve and the outer diameter of the copper pipe to obtain the roller body supporting component.
Further, the step S3 specifically includes the following steps:
penetrating the roller body supporting component into the titanium steel composite barrel, sequentially welding the copper plate, the steel plate and the titanium plate inside the barrel from inside to outside, finally assembling the titanium sheath in an interference fit mode, and finally manufacturing the novel composite material cathode roller through turning.
Compared with the prior art, the invention has the following beneficial effects:
according to the invention, the titanium layer of the plate is used as the working roll surface at the outermost side of the cathode roll, the titanium layer and the steel layer are metallurgically combined through explosive cladding, the tube made of the titanium steel composite plate has the functions of supporting and conducting electricity at the same time, a roll core is replaced, the problem of poor contact between the titanium tube and the roll core in the traditional cathode roll design scheme is solved, the current density distribution of the roll surface of the cathode roll is more uniform through the improvement of the internal conducting structure, and the problem of copper foil thickness deviation is greatly improved.
Other features of the present invention and advantages thereof will become apparent from the following detailed description of exemplary embodiments thereof, which proceeds with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description, serve to explain the principles of the invention.
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.
FIG. 1 is a structural diagram of a novel composite cathode roll according to the present invention;
wherein: 1. a titanium layer; 2. a steel layer; 3. a copper plate; 4. a steel plate; 5. a titanium plate; 6. steel jacket; 7. a titanium sheath; 8. a copper pipe; 9. a shaft.
Detailed Description
Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present invention. Rather, they are merely examples of apparatus consistent with certain aspects of the invention, as detailed in the appended claims.
In order to make those skilled in the art better understand the technical solution of the present invention, the following detailed description of the present invention is provided with reference to the accompanying drawings and examples.
The utility model provides a manufacturing method of novel combined material cathode roller, makes the tubular construction with the titanium steel composite sheet, assembles into roll body supporting component with axle, copper pipe and steel bushing, penetrates tubular construction with roll body supporting component, makes novel combined material cathode roller after processing, specifically includes following step:
s1, preparing the titanium steel composite plate into a titanium steel composite cylinder through rounding, butt welding, forging and rolling and heat treatment:
s11, selecting a titanium steel explosive composite board, and planing and milling four sides, wherein the titanium layer of the titanium steel explosive composite board is TA1, and the steel layer is Q235-B;
s12, rolling the titanium steel explosive composite board, adopting submerged arc welding for the butt weld of the steel layer, adopting argon arc welding for the butt weld of the titanium layer, and filling solder with the height at least 3mm higher than the base material when the titanium layer is welded;
s13, locally heating the titanium layer welding line to 500 ℃, hammering the titanium layer welding line to be flush with the titanium base layer by using a quick forging machine at a low frequency, putting the barrel into a hearth, integrally heating to 650 ℃, and preserving heat for 3 hours;
and S14, rounding the cylinder and turning the inner diameter to manufacture the titanium steel composite cylinder.
S2, performing interference assembly on the shaft and the copper pipe, and performing interference assembly on the steel sleeve and the outer diameter of the copper pipe to obtain a roller body supporting component;
s3, penetrating the roller body supporting component into the titanium steel composite barrel, sequentially welding the copper plate, the steel plate and the titanium plate inside the barrel from inside to outside, finally performing interference assembly on the titanium sheath, and finally turning to obtain the novel composite material cathode roller.
The following is described with reference to the specific process and attached figure 1:
example 1
The cathode roller with the outer diameter of phi 2016x1380mm is manufactured as follows:
selecting a titanium steel explosive composite plate, wherein the grade of a titanium layer 1 is TA1, and the thickness is 10 mm; the grade of the steel layer 2 is Q235-B, the thickness is 26mm, four sides are planed and milled, the length is 6236mm, and the width is 1420 mm;
the titanium steel explosive clad plate is rolled according to the external diameter of 2022mm, the butt weld is divided into steel and titanium, the butt weld of the steel layer 2 adopts submerged arc welding, the butt weld of the titanium layer 1 adopts argon arc welding, and the filling solder is at least 3mm higher than the base material when the titanium layer 1 is welded;
locally heating the welding line of the titanium layer 1 to 500 ℃, hammering the welding line to be parallel to the base material by using a quick forging machine for low frequency, putting the cylinder into a hearth, integrally heating to 650 ℃, and preserving heat for 3 hours;
rounding the cylinder and turning the inner diameter to 1956mm to prepare a titanium steel composite cylinder;
the shaft 9 is in interference fit with the copper pipe 8, the interference is 0.1-0.2mm, and then the steel sleeve 6 is in interference fit with the outer diameter of the copper pipe 8, and the interference is 0.2-0.3 mm;
and (3) penetrating the assembled roller body supporting component into the titanium steel composite barrel body, sequentially welding the copper plate 3, the steel plate 4 and the titanium plate 5 inside the barrel body from inside to outside, finally assembling the titanium sheath 7 in an interference manner, turning the outer diameter to 2016mm, and turning the width of the roller surface to 1380mm to prepare the cathode roller with the outer diameter 2016x1380 mm.
Example 2
The manufacturing method of the cathode roller with the outer diameter phi 2700x1380mm comprises the following steps:
selecting a titanium steel explosive composite plate, wherein the grade of a titanium layer 1 is TA1, and the thickness is 10 mm; the grade of the steel layer 2 is Q235-B, the thickness is 30mm, four sides are planed and milled, the length is 8366mm, and the width is 1420 mm;
the titanium steel explosive composite plate is rolled according to the outer diameter 2704mm, a butt weld joint distinguishes steel and titanium, a butt weld joint of a steel layer 2 adopts submerged arc welding, a butt weld joint of a titanium layer 1 adopts argon arc welding, and a welding flux is filled to a position 3.5mm higher than a base material when the titanium layer 1 is welded;
locally heating the welding line of the titanium layer 1 to 500 ℃, hammering the welding line to be parallel to the base material by using a quick forging machine for low frequency, putting the cylinder into a hearth, integrally heating to 650 ℃, and preserving heat for 3 hours;
rounding the cylinder body and turning the inner diameter to 2618mm to prepare a titanium steel composite cylinder body;
the shaft 9 and the copper pipe 8 are in interference fit, the interference is 0.2-0.4mm, and then the steel sleeve 6 and the outer diameter of the copper pipe 8 are in interference fit, and the interference is 0.3-0.4 mm;
the assembled roller body supporting component penetrates into the titanium steel composite barrel body, the copper plate 3, the steel plate 4 and the titanium plate 5 are sequentially welded inside the barrel body from inside to outside, the titanium sheath 7 is finally in interference fit, the outer diameter of the barrel body is turned to 2700mm, the width of the roller surface is turned to 1380mm, and the cathode roller with the outer diameter of 2700x1380mm is manufactured.
Example 3
The manufacturing method of the cathode roller with the outer diameter of phi 2700x1550mm comprises the following steps:
selecting a titanium steel explosive composite plate, wherein the grade of a titanium layer 1 is TA1, and the thickness is 10 mm; the grade of the steel layer 2 is Q235-B, the thickness is 32mm, and four sides are planed and milled, the length is 8366mm, and the width is 1590 mm;
the titanium steel explosive composite plate is rolled according to the outer diameter 2704mm, a butt weld joint distinguishes steel and titanium, a butt weld joint of a steel layer 2 adopts submerged arc welding, a butt weld joint of a titanium layer 1 adopts argon arc welding, and a welding flux is filled to a position 4mm higher than a base material when the titanium layer 1 is welded;
locally heating the welding line of the titanium layer 1 to 500 ℃, hammering the welding line to be parallel to the base material by using a quick forging machine for low frequency, putting the cylinder into a hearth, integrally heating to 650 ℃, and preserving heat for 3 hours;
rounding the cylinder body and turning the inner diameter to 2616mm to prepare a titanium steel composite cylinder body;
the shaft 9 is in interference fit with the copper pipe 8, the interference is 0.3-0.5mm, and then the steel sleeve 6 is in interference fit with the outer diameter of the copper pipe 8, and the interference is 0.3-0.4 mm;
the roll body supporting component after assembling penetrates into the titanium steel composite cylinder body, the copper plate 3, the steel plate 4 and the titanium plate 5 are welded inside the cylinder body from inside to outside, the titanium sheath 7 is assembled in an interference mode at last, the outer diameter of the cylinder body is turned to 2700mm, the width of the roll surface is turned to 1550mm, and the outer diameter of the cylinder body is 2700x1550 mm.
The titanium steel explosion composite plate is used as the main material of the working surface of the outer layer of the cathode roller, the titanium layer and the steel layer are combined through the explosion welding process, no gap exists between the titanium and the steel, and the situation that the partial area between the titanium cylinder and the roller core is not attached to cause partial non-conduction of the roller surface of the cathode roller when the titanium cylinder is assembled in an interference fit mode in the existing structure can be avoided. According to the invention, a brand-new conductive structure is adopted, the copper pipe penetrates through the roller body, the current can be conveyed to the interior of the roller body from the power connection section, then the current is conveyed to the area near the central line of the roller surface through the copper plate, the current is diffused from the middle area of the roller surface to two sides, and compared with the current diffused from two sides to the middle in the existing structure, the current density distribution of the cathode roller is more uniform, and the transverse thickness deviation of the produced copper foil can be reduced.
The foregoing are merely exemplary embodiments of the present invention, which enable those skilled in the art to understand or practice the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention.
It is to be understood that the present invention is not limited to what has been described above, and that various modifications and changes may be made without departing from the scope thereof. The scope of the invention is limited only by the appended claims.
Claims (8)
1. A manufacturing method of a novel composite material cathode roller is characterized in that a titanium steel composite plate is manufactured into a barrel structure, a shaft, a copper pipe and a steel sleeve are assembled into a roller body supporting component, the roller body supporting component penetrates into the barrel structure, and the novel composite material cathode roller is manufactured after processing.
2. The manufacturing method of the novel composite cathode roller as claimed in claim 1, characterized by comprising the following steps:
s1, preparing the titanium steel composite plate into a titanium steel composite cylinder through rounding, butt welding, forging and rolling and heat treatment;
s2, assembling the shaft, the copper pipe and the steel sleeve into a roller body supporting component;
s3, penetrating the roller body supporting component prepared in the step S2 into the titanium steel composite roller body prepared in the step S1, and processing to prepare the novel composite material cathode roller.
3. The method for manufacturing the novel composite cathode roller as claimed in claim 2, wherein the step S1 specifically comprises:
s11, selecting a titanium steel explosive composite plate, and planing and milling four sides;
s12, rolling and welding the titanium steel explosive composite plate;
s13, processing the titanium layer welding seam and heating the cylinder;
and S14, rounding the cylinder and turning the inner diameter to manufacture the titanium steel composite cylinder.
4. The method as claimed in claim 3, wherein the titanium layer of the titanium steel explosion composite plate in step S11 is TA1, and the steel layer is Q235-B.
5. The method for manufacturing the novel composite cathode roller as claimed in claim 1, wherein the step S12 specifically comprises:
and rolling the titanium steel explosive composite plate, adopting submerged arc welding for the butt welding seam of the steel layer, adopting argon arc welding for the butt welding seam of the titanium layer, and filling solder with the height at least 3mm higher than the base material when the titanium layer is welded.
6. The method for manufacturing the novel composite cathode roller as claimed in claim 1, wherein the step S13 specifically comprises:
locally heating the titanium layer welding line to 500 ℃, hammering the titanium layer welding line to be parallel and level with the titanium base layer by using a quick forging machine, putting the barrel into a hearth, integrally heating to 650 ℃, and preserving heat for 3 hours.
7. The method for manufacturing the novel composite cathode roller as claimed in claim 1, wherein the step S2 specifically comprises the following steps:
and (3) carrying out interference assembly on the shaft and the copper pipe, and then carrying out interference assembly on the steel sleeve and the outer diameter of the copper pipe to obtain the roller body supporting component.
8. The method for manufacturing the novel composite cathode roller as claimed in claim 1, wherein the step S3 specifically comprises the following steps:
penetrating the roller body supporting component into the titanium steel composite barrel, sequentially welding the copper plate, the steel plate and the titanium plate inside the barrel from inside to outside, finally assembling the titanium sheath in an interference fit mode, and finally manufacturing the novel composite material cathode roller through turning.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111611122.0A CN114369852A (en) | 2021-12-27 | 2021-12-27 | Method for manufacturing novel composite material cathode roller |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111611122.0A CN114369852A (en) | 2021-12-27 | 2021-12-27 | Method for manufacturing novel composite material cathode roller |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114908383A (en) * | 2022-05-16 | 2022-08-16 | 西安泰金工业电化学技术有限公司 | Novel composite cathode roller and manufacturing method thereof |
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| CN1196983A (en) * | 1997-04-18 | 1998-10-28 | 宝鸡有色金属加工厂 | Method of making large seamless Ti tube and seamless Ti tube compounded cathode roller from said material |
| CN1740403A (en) * | 2005-08-10 | 2006-03-01 | 宝鸡中色特种金属有限责任公司 | Making process of large titanium cathode roller cylinder and composite great current cathode roller |
| CN109396745A (en) * | 2018-12-11 | 2019-03-01 | 云南大为化工装备制造有限公司 | A kind of high-precision fitting technique of pressure vessel shrink-fitted shell |
| CN209936265U (en) * | 2018-12-25 | 2020-01-14 | 西安泰金工业电化学技术有限公司 | Titanium steel composite board and cathode roller based on titanium steel composite board |
-
2021
- 2021-12-27 CN CN202111611122.0A patent/CN114369852A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1196983A (en) * | 1997-04-18 | 1998-10-28 | 宝鸡有色金属加工厂 | Method of making large seamless Ti tube and seamless Ti tube compounded cathode roller from said material |
| CN1740403A (en) * | 2005-08-10 | 2006-03-01 | 宝鸡中色特种金属有限责任公司 | Making process of large titanium cathode roller cylinder and composite great current cathode roller |
| CN109396745A (en) * | 2018-12-11 | 2019-03-01 | 云南大为化工装备制造有限公司 | A kind of high-precision fitting technique of pressure vessel shrink-fitted shell |
| CN209936265U (en) * | 2018-12-25 | 2020-01-14 | 西安泰金工业电化学技术有限公司 | Titanium steel composite board and cathode roller based on titanium steel composite board |
Non-Patent Citations (2)
| Title |
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| 薛小怀: "《工程材料与焊接基础》", 31 December 2019, 上海交通大学出版社 * |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114908383A (en) * | 2022-05-16 | 2022-08-16 | 西安泰金工业电化学技术有限公司 | Novel composite cathode roller and manufacturing method thereof |
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