CN111809082A - Aluminum alloy material processing technology for hollow glass parting bead - Google Patents
Aluminum alloy material processing technology for hollow glass parting bead Download PDFInfo
- Publication number
- CN111809082A CN111809082A CN202010464900.7A CN202010464900A CN111809082A CN 111809082 A CN111809082 A CN 111809082A CN 202010464900 A CN202010464900 A CN 202010464900A CN 111809082 A CN111809082 A CN 111809082A
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- Prior art keywords
- aluminum alloy
- equal
- hollow glass
- alloy material
- processing technology
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Classifications
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C21/00—Alloys based on aluminium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/02—Making non-ferrous alloys by melting
- C22C1/026—Alloys based on aluminium
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
- C22F1/04—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of aluminium or alloys based thereon
Abstract
The invention relates to a processing technique of an aluminum alloy material for a hollow glass parting bead, which is based on 3003 aluminum alloy, is prepared by optimizing the components adjustment, the cold rolling process and the annealing process, the tensile strength of the prepared material is more than 180Mpa, the elongation is not lower than 10 percent, the invention adopts special cold rolling pass and annealing process, full-import cold rolling mill, grinding machine and rolling mill control system, ensures stable performance, extremely low surface oil content and good plate shape, uses import cutter to cut, ensures good edge cutting quality and coiling quality, and is equipped with advanced surface detection system to ensure that the delivered product surface completely meets the user requirements.
Description
Technical Field
The invention relates to the technical field of aluminum alloy material processing technology, in particular to an aluminum alloy material processing technology for a hollow glass division bar.
Background
The continuous development of the building industry and various fields of industrial production drives the progress of the aluminum parting strip industry, the aluminum material has unique performance, the most unique property is that the aluminum parting strip can form a compact oxidation film in the normal temperature and dry air to protect the aluminum parting strip from oxidation corrosion, the aluminum parting strip is used for manufacturing hollow glass, the weight of a door and a window can be greatly reduced due to the lighter weight of the aluminum parting strip, so that the weight of a building is reduced, the hollow glass needs to use the aluminum strip to effectively block the transmission of external noise and various radiation, the environmental quality of the building is effectively improved, the heat in the building is not lost, because of the requirement of modern buildings, the size of each piece of glass which needs to be used is larger and larger, the color of the parting strip is required to be more beautiful, the bearing performance of the hollow glass parting strip needs to be improved, and the oil content on the surface needs to be further reduced, the method is used for processing the glass hollow division bar material with high strength, high elongation, excellent bending property and surface quality and low oil content, and an aluminum alloy material processing process for the hollow glass division bar is required to be designed to solve the problems.
Disclosure of Invention
The invention aims to provide a processing technology of an aluminum alloy material for a hollow glass division bar aiming at the technical problems in the prior art, and the specific technical scheme is as follows:
a processing technology of an aluminum alloy material for a hollow glass division bar comprises the following steps: casting, soaking, surface milling, heating, hot rolling, cold rolling, low-temperature annealing, small-reduction cold rolling, cleaning and shearing, wherein in the casting step, the casting temperature is 740-, and controlling the cold deformation amount to be 10% after annealing, controlling the thickness of a final product to be 0.31-0.36mm, and cleaning the surface of the product after cold rolling by using a cleaning agent containing 2-3% of NaOH.
The invention is further improved in that: in the casting step, the cast ingot after casting comprises the following chemical components in percentage by mass: si is less than or equal to 0.6%, Fe is less than or equal to 0.7%, Cu: 0.05 to 0.2%, Mn: 1.0 to 1.5 percent of Mg, less than or equal to 0.05 percent of Zn, less than or equal to 0.1 percent of Cr, less than or equal to 0.05 percent of Tir, less than or equal to 0.02 percent of other impurities, less than or equal to 0.10 percent of other impurities and the balance of Al.
The invention is further improved in that: in the fusion casting step, the casting temperature is 685-.
The invention is further improved in that: in the soaking step, the soaking temperature of the ingot is set to be 560 ℃.
The invention is further improved in that: in the step of milling the surfaces, the milling amount is at least 10mm for each large surface.
The invention is further improved in that: in the cold rolling step, the thickness of a final product is 0.34 mm.
The invention is further improved in that: the oil carrying quantity on the surface of the cold-rolled product is less than or equal to 10mg/m, and the dyne value is more than or equal to 42mN/m (dyn/cm), so that the surface quality meeting the requirements is obtained.
The invention has the beneficial effects that:
the invention adopts special cold rolling pass and annealing process, uses a full-import cold rolling mill, a grinding machine and a rolling mill control system to ensure stable performance, extremely low surface content and good plate shape in the processing process, uses an import cutter to carry out shearing to ensure good edge shearing quality and coiling quality, and is provided with an advanced surface detection system, so that the manufactured aluminum alloy material has high strength and high elongation, the two are contradictory, a balance point must be found through process test, compared with a common 3003 product, the aluminum alloy material has higher strength and elongation, the oil content on the surface is measured to be more than or equal to 38, the common strength of the material in the market is lower than 160Ma, the strength of the material manufactured by the invention reaches 180Mpa, and the elongation is still maintained to be more than 10 percent, and the high-strength aluminum alloy material can be manufactured by the process flow of the invention, The hollow glass division bar material has high elongation, excellent bending performance and surface quality and low oil content, ensures that the delivered product surface completely meets the requirements of users, has the characteristics of strong practicability and strong operability, and has wide market application prospect.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the technical solution in the embodiments of the present invention will be clearly and completely described below.
A processing technology of an aluminum alloy material for a hollow glass division bar comprises the following steps: fusion casting, soaking, surface milling, heating, hot rolling, cold rolling, low-temperature annealing, small-reduction cold rolling, cleaning and shearing, wherein in the fusion casting step, the fusion casting temperature is 740-: si is less than or equal to 0.6%, Fe is less than or equal to 0.7%, Cu: 0.05 to 0.2%, Mn: 1.0 to 1.5 percent of Mg, less than or equal to 0.05 percent of Zn, less than or equal to 0.1 percent of Cr, less than or equal to 0.05 percent of Tir, less than or equal to 0.02 percent of other impurities, less than or equal to 0.10 percent of other impurities and the balance of Al;
in the soaking step, the soaking temperature of the ingot is set to 560 ℃, the temperature of the ingot reaches 580 ℃, and the heat preservation time is 12 h;
in the step of milling the surface, a milling machine is adopted to mill the large surface of the cast ingot, and the milling amount is at least 10mm for each large surface.
In the hot rolling step, cogging is carried out at 470-490 ℃ by adopting hot rough rolling, a plate with the blank thickness of 16mm is rolled out through multi-pass rolling, the temperature of an intermediate plate blank is 400-420 ℃, then the plate blank is transferred to hot finish rolling, a 6mm hot rolled coil is rolled through 3 passes, and the final rolling temperature is controlled at 300-350 ℃;
in the cold rolling step, the cold rolling is carried out for 2-3 times to the target thickness of the set deformation, the cold deformation is controlled to be 10% after annealing, the thickness of a final product is 0.34mm, the product after the cold rolling is subjected to surface cleaning by using a cleaning agent containing 2-3% of NaOH, the oil quantity on the surface of the product after the cold rolling is less than or equal to 10mg/m, and the dyne value is more than or equal to 42mN/m (dyn/cm), so that the surface quality meeting the requirements is obtained.
In the embodiment, the preparation of the material comprises the steps of casting the material with the length of 6000mm, the width of 1270mm and the thickness of 510mm by using casting equipment of a casting workshop, testing the chemical components of the alloy, sawing, soaking and milling the cast ingot, wherein the size of the cast ingot after sawing and milling is 490 x 1340 x 5750mm, then putting the cast ingot into a heating furnace, heating at 480 ℃/5h, then hot rolling to the thickness of 5-6mm, then cold rolling, cold rolling to 0.385mm, annealing at low temperature, discharging after annealing at 240 ℃/2h, cooling, then cold rolling to the finished product thickness of 0.34mm, then straightening and cutting to obtain the aluminum coil of 0.34 x 500 mm.
This example provides the following test data:
the performance test data of the finished product obtained are as follows:
tests show that the aluminum alloy of the hollow glass division bar produced according to the steps of the invention can reach the required performance level on the basis of materials with certain component proportions.
The invention has the beneficial effects that:
the invention adopts special cold rolling pass and annealing process, uses a full-import cold rolling mill, a grinding machine and a rolling mill control system to ensure stable performance, extremely low surface content and good plate shape in the processing process, uses an import cutter to carry out shearing to ensure good edge shearing quality and coiling quality, and is provided with an advanced surface detection system, so that the manufactured aluminum alloy material has high strength and high elongation, the two are contradictory, a balance point must be found through process test, compared with a common 3003 product, the aluminum alloy material has higher strength and elongation, the oil content on the surface is measured to be more than or equal to 38, the common strength of the material in the market is lower than 160Ma, the strength of the material manufactured by the invention reaches 180Mpa, and the elongation is still maintained to be more than 10 percent, and the high-strength aluminum alloy material can be manufactured by the process flow of the invention, The hollow glass division bar material has high elongation, excellent bending performance and surface quality and low oil content, ensures that the delivered product surface completely meets the requirements of users, has the characteristics of strong practicability and strong operability, and has wide market application prospect.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing detailed description, or equivalent changes may be made in some of the features of the embodiments described above. All equivalent structures made by using the content of the specification of the invention can be directly or indirectly applied to other related technical fields, and are also within the protection scope of the patent of the invention.
Claims (7)
1. A processing technology of an aluminum alloy material for a hollow glass division bar is characterized by comprising the following steps: the method comprises the following steps: casting, saw cutting, soaking, face milling, heating, hot rolling, cold rolling, low-temperature annealing, small-reduction cold rolling, cleaning and shearing, wherein in the casting step, the smelting temperature is 740-, and (3) carrying out cold rolling for 2-3 times to a target thickness of a set deformation, controlling the cold deformation to be 10% after annealing, controlling the thickness of a final product to be 0.31-0.36mm, and carrying out surface cleaning on the product after cold rolling by using deionized water containing 2-3% of NaOH.
2. The processing technology of an aluminum alloy material for producing a hollow glass division bar according to claim 1, characterized in that: in the casting step, the cast ingot after casting comprises the following chemical components in percentage by mass: si is less than or equal to 0.6%, Fe is less than or equal to 0.7%, Cu: 0.05 to 0.2%, Mn: 1.0 to 1.5 percent of Mg, less than or equal to 0.05 percent of Zn, less than or equal to 0.1 percent of Cr, less than or equal to 0.05 percent of Ti, less than or equal to 0.02 percent of other impurities, less than or equal to 0.10 percent of other impurities and the balance of Al.
3. The processing technology of an aluminum alloy material for producing a hollow glass division bar according to claim 1, characterized in that: in the fusion casting step, the casting temperature is 685-.
4. The processing technology of an aluminum alloy material for producing a hollow glass division bar according to claim 1, characterized in that: in the soaking step, the soaking temperature of the ingot is set to 600 ℃.
5. The processing technology of an aluminum alloy material for producing a hollow glass division bar according to claim 1, characterized in that: in the step of milling the surfaces, the milling amount is at least 10mm for each large surface.
6. The processing technology of an aluminum alloy material for producing a hollow glass division bar according to claim 1, characterized in that: in the cold rolling step, the thickness of the final product is 0.31-0.36 mm.
7. The processing technology of the aluminum alloy material for the hollow glass division bar according to claim 1, wherein the processing technology comprises the following steps: the oil carrying quantity on the surface of the cold-rolled product is less than or equal to 10mg/m, and the dyne value is more than or equal to 42mN/m (dyn/cm), so that the surface quality meeting the requirements is obtained.
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| CN202010464900.7A CN111809082A (en) | 2020-05-28 | 2020-05-28 | Aluminum alloy material processing technology for hollow glass parting bead |
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| CN202010464900.7A CN111809082A (en) | 2020-05-28 | 2020-05-28 | Aluminum alloy material processing technology for hollow glass parting bead |
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| JPH05305307A (en) * | 1992-05-01 | 1993-11-19 | Sumitomo Light Metal Ind Ltd | Manufacture of high strength aluminum alloy clad fin stock for heat exchanger |
| US6019939A (en) * | 1993-04-06 | 2000-02-01 | Alcan International Limited | Aluminium alloy brazing sheet |
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Application publication date: 20201023 |