High-performance aluminum profile production process method

Abstract

The invention discloses a high-performance aluminum profile production process method, which belongs to the technical field of aluminum profile production, and comprises the following steps: selecting raw materials, proportioning, putting the raw materials into a smelting furnace, and raising the temperature for smelting; according to the method, in the production process, control over the thickness of the aluminum profile is achieved by adopting a multiple-time and small-amount thickness control method, the compactness of a base material in the aluminum profile can be greatly improved, and therefore the bearing strength and the structural strength of the finished aluminum profile can be greatly improved, deformation is not likely to happen, and meanwhile in the production process, the production cost is reduced. The aluminum profile is subjected to acid pickling treatment, impurities on the surface of the aluminum profile can be effectively removed, meanwhile, the aluminum profile is subjected to anodic oxidation treatment, a compact, porous and high-adsorption-capacity aluminum oxide film layer can be formed on the surface of the aluminum profile, and therefore the abrasion resistance and the corrosion resistance of the aluminum profile are stably improved, and the performance of a finished product is further improved. And the application effect of the process is greatly improved.

Description

Technical Field

[0001] The invention belongs to the technical field of aluminum profile production, and in particular relates to a high-performance aluminum profile production process method. Background Art

[0002] Aluminum profiles are aluminum products with certain shapes and sizes made from aluminum alloys through multiple process steps such as melting, extrusion, and surface treatment. Aluminum profiles are widely used in many fields such as construction, transportation, mechanical equipment, and electronic and electrical. In the construction field, aluminum profiles are mainly used for doors and windows, curtain walls, partitions, etc.; in the transportation field, aluminum profiles are used in the manufacture of vehicles such as automobiles, ships, and airplanes; in the mechanical equipment field, aluminum profiles are used in automated mechanical equipment, conveying equipment, etc.; in the electronic and electrical field, aluminum profiles are used in the manufacture of components such as radiators and housings. When producing aluminum profiles, the aluminum profile production process needs to be applied.

[0003] A Chinese patent discloses (CN113953843B) an aluminum profile production process, which is completed by an aluminum profile production equipment. The aluminum profile production equipment includes a processing box, a feeding component is provided at one end of the processing box to cut and feed the aluminum cast rods, an extrusion molding component is provided on one side of the feeding component to fix and extrude the aluminum cast rods, a cutting component is provided on the rear side of the extrusion molding component to cool, grind and cut the aluminum profile into segments, and a painting component is provided on the cutting component away from the extrusion molding component to evenly paint and dry the aluminum profile. This process can accelerate the removal of the center of the aluminum casting rod before extrusion molding, thereby reducing the extrusion deformation of the aluminum casting rod; the aluminum profile is rotated for cooling and polished to absorb powder, and the aluminum profile is fixed and cut; the painted parts are fully rotated for painting and the aluminum profile is moved to paint evenly; although the current aluminum profile production process can also realize the manufacture of aluminum profiles, it does not perform multiple precise controls on the thickness of the aluminum profile, resulting in poor tightness of the internal base material of the molded aluminum profile, and the overall pressure-bearing strength cannot be guaranteed. At the same time, the aluminum profile is not subjected to multi-step surface treatment, the overall performance of the aluminum profile is poor, and the actual application effect is not good. In order to solve the above problems, a high-performance aluminum profile production process method is urgently needed. Summary of the invention

[0004] The purpose of the present invention is to solve the problems that the current aluminum profile production process can realize the manufacture of aluminum profiles, but the thickness size of the aluminum profiles is not precisely controlled for multiple times, resulting in poor tightness of the internal base material of the formed aluminum profile and the overall pressure-bearing strength cannot be guaranteed. At the same time, the aluminum profiles are not subjected to multi-step surface treatment, the performance of the overall aluminum profiles is poor, and the actual application effect is poor. A high-performance aluminum profile production process method is proposed.

[0005] To achieve the above object, the present invention adopts the following technical solutions: A high-performance aluminum profile production process method, comprising the following steps:

[0006] S1. Select raw materials and perform batching;

[0007] S2. Place the raw materials in a melting furnace, raise the temperature for melting;

[0008] S3. Take a mold, pour the melted raw materials into the mold, and wait for the raw materials to cool to a certain extent;

[0009] S4. Take out the raw materials after the first cooling, place them on a die-casting device, and perform the first die-casting;

[0010] S5. After the first die-casting, take the raw materials and place them in a heating furnace, heat them to a certain temperature;

[0011] S6. Place the raw materials on the die-casting device again and perform the second die-casting;

[0012] S7. Repeat the above steps multiple times until the thickness of the material meets the requirements;

[0013] S8. According to the dimensional requirements, draw lines and cut on the surface of the aluminum profile, and grind and deburr the cutting surface;

[0014] S9. Place the aluminum profile in an acidic solution for pickling;

[0015] S10. Perform anodic oxidation treatment on the dried aluminum profile to form a dense, porous, and strongly adsorptive alumina film layer on its surface;

[0016] S11. Perform sealing treatment on the anodized aluminum profile;

[0017] S12. Finally, perform spraying treatment on the aluminum profile, wait for the paint surface to dry, take out the finished product for packaging and warehousing.

[0018] As a further description of the above technical solution:

[0019] In S1, when selecting raw materials and performing batching, high-quality aluminum ingots and aluminum rods are selected as raw materials. After the raw materials enter the factory, chemical composition analysis is required. According to the required alloy composition, the addition amounts of various raw materials are calculated, and precise batching and mixing are performed.

[0020] As a further description of the above technical solution:

[0021] In S2, the raw materials are placed in a melting furnace, the temperature is raised to 660 - 800 °C for melting. In S3, a mold is taken, and the melted raw materials are poured into the mold, and wait for the raw materials to cool to 200 - 230 °C.

[0022] As a further description of the above technical solution:

[0023] In S4, the raw materials after the first cooling are taken out, placed on the die-casting equipment, and subjected to the first die-casting, and the die-casting amount is 35-45 mm.

[0024] As a further description of the above technical solution:

[0025] In S5, after the first die-casting, the raw materials are taken and placed in a heating furnace and heated to 180-200 °C.

[0026] As a further description of the above technical solution:

[0027] In S6, the raw materials are placed on the die-casting equipment again and subjected to the second die-casting, and the second die-casting amount is 25-35 mm.

[0028] As a further description of the above technical solution:

[0029] In S7, the above steps are repeated multiple times until the thickness of the material meets the requirements. Each time die-casting is performed repeatedly, it is ensured that the die-casting amount for the next time is 10 mm less than that for the previous time.

[0030] As a further description of the above technical solution:

[0031] In S9, for the aluminum profile, it is placed in an acidic solution, the temperature of the acidic solution is raised to 60-70 °C, and pickling is carried out. The pickling solution is a dilute hydrochloric acid solution with a concentration of 8-10%.

[0032] As a further description of the above technical solution:

[0033] In S10, the dried aluminum profile is subjected to anodic oxidation treatment to form a dense, porous, and strongly adsorptive alumina film layer on its surface. During the anodic oxidation process, voltage, current, and time parameters need to be controlled.

[0034] As a further description of the above technical solution:

[0035] In S11, the anodized aluminum profile is subjected to a sealing treatment to improve its corrosion resistance and wear resistance. The sealing treatment adopts one of the methods of hot water sealing, cold sealing, or steam sealing. In S12, finally, the aluminum profile is subjected to a spraying treatment to improve its aesthetic appearance and weather resistance. During the spraying process, appropriate coating types, coating layers, and curing temperature parameters need to be selected. Wait for the paint surface to dry, take out the finished product for packaging and warehousing.

[0036] In summary, due to the adoption of the above technical solution, the beneficial effects of the present invention are:

[0037] In the present invention, during the production process, by adopting a thickness control method of multiple times with small amounts, the control of the thickness of the aluminum profile is achieved, which can greatly improve the compactness of the internal base material of the aluminum profile, thereby greatly improving the pressure-bearing strength and structural strength of the finished aluminum profile, and it is not easy to deform. At the same time, during the production, pickling treatment of the aluminum profile is realized, which can effectively remove the impurities on the surface of the aluminum profile. At the same time, anodic oxidation treatment is also carried out on the aluminum profile, which can form a dense, porous and strongly adsorptive alumina film layer on its surface, thereby stably improving the wear resistance and corrosion resistance of the aluminum profile, further improving the performance of the finished product, and greatly improving the application effect of the process. BRIEF DESCRIPTION OF THE DRAWINGS

[0038] Figure 1 It is a flowchart of a production process method for a high-performance aluminum profile. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0039] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without making creative efforts belong to the scope of protection of the present invention.

[0040] Embodiment 1

[0041] Please refer to Figure 1 , the present invention provides a technical solution: a production process method for a high-performance aluminum profile, including the following steps:

[0042] S1. Select raw materials and conduct batching. High-quality aluminum ingots and aluminum bars are selected as raw materials. After the raw materials enter the factory, chemical composition analysis needs to be carried out. According to the required alloy components, the addition amounts of various raw materials are calculated, and precise batching and mixing are carried out;

[0043] S2. Place the raw materials in a melting furnace, raise the temperature to 660 °C, and conduct melting;

[0044] S3. Take a mold, pour the melted raw materials into the mold, and wait for the raw materials to cool to 200 °C;

[0045] S4. Take out the raw materials after the first cooling, place them on a die-casting device, and conduct the first die-casting, with the die-casting amount being 35 mm;

[0046] S5. After the first die-casting, take the raw materials and place them in a heating furnace, and heat them to 180 °C;

[0047] S6. Place the raw materials on the die-casting device again and conduct the second die-casting, with the second die-casting amount being 25 mm;

[0048] S7. Repeat the above steps multiple times until the thickness of the material meets the requirements. Each time when performing die-casting again, ensure that the die-casting volume for the next time is 10 mm less than that of the previous time.

[0049] S8. According to the dimensional requirements, mark and cut on the surface of the aluminum profile, and grind and deburr the cutting surface.

[0050] S9. Place the aluminum profile in an acidic solution, raise the temperature of the acidic solution to 60 °C, and perform pickling. The pickling solution is a dilute hydrochloric acid solution with a concentration of 8%.

[0051] S10. Perform anodic oxidation on the dried aluminum profile to form a dense, porous, and strongly adsorptive alumina film layer on its surface. During the anodic oxidation process, voltage, current, and time parameters need to be controlled.

[0052] S11. Perform sealing treatment on the anodized aluminum profile to improve its corrosion resistance and wear resistance. The sealing treatment uses the steam sealing method.

[0053] S12. Finally, perform spraying treatment on the aluminum profile to improve its aesthetic appearance and weather resistance. During the spraying process, appropriate coating types, coating layers, and curing temperature parameters need to be selected. Wait for the paint surface to dry, take out the finished product for packaging and warehousing.

[0054] In this embodiment, during the production process of this method, by adopting the thickness control method of multiple times with small amounts, the control of the thickness of the aluminum profile is realized, which can greatly improve the compactness of the internal base material of the aluminum profile, thereby greatly improving the pressure-bearing strength and structural strength of the finished aluminum profile and making it not easy to deform.

[0055] Embodiment 2

[0056] Please refer to Figure 1 , the present invention provides a technical solution: a production process method for high-performance aluminum profiles, including the following steps:

[0057] S1. Select raw materials and perform batching. The raw materials are high-quality aluminum ingots and aluminum rods. After the raw materials enter the factory, chemical composition analysis needs to be carried out. According to the required alloy composition, calculate the addition amounts of various raw materials, and perform precise batching and mixing.

[0058] S2. Place the raw materials in a melting furnace, raise the temperature to 700 °C, and perform melting.

[0059] S3. Take a mold, pour the melted raw materials into the mold, and wait for the raw materials to cool to 220 °C.

[0060] S4. Take out the raw materials after the first cooling, place them on die-casting equipment, and perform the first die-casting with a die-casting volume of 40 mm.

[0061] S5. After one-time die-casting, place the raw material in a heating furnace and heat it to 190 °C;

[0062] S6. Place the raw material on the die-casting equipment again for secondary die-casting, and the secondary die-casting amount is 30 mm;

[0063] S7. Repeat the above steps multiple times until the thickness of the material meets the requirements. Each time when repeating the die-casting, ensure that the die-casting amount for the next time is 10 mm less than that of the previous time;

[0064] S8. According to the dimension requirements, draw lines and cut on the surface of the aluminum profile, and grind and deburr the cutting surface;

[0065] S9. Place the aluminum profile in an acidic solution, raise the temperature of the acidic solution to 65 °C for pickling, and select a dilute hydrochloric acid solution with a concentration of 9% as the pickling solution;

[0066] S10. Perform anodic oxidation treatment on the dried aluminum profile to form a dense, porous and strongly adsorptive alumina film layer on its surface. During the anodic oxidation process, voltage, current and time parameters need to be controlled;

[0067] S11. Perform sealing treatment on the anodized aluminum profile to improve its corrosion resistance and wear resistance. The sealing treatment adopts the cold sealing method;

[0068] S12. Finally, perform spraying treatment on the aluminum profile to improve its aesthetics and weather resistance. During the spraying process, appropriate coating types, coating layers and curing temperature parameters need to be selected. Wait for the paint surface to dry, take out the finished product for packaging and warehousing.

[0069] In this embodiment, during production, pickling treatment of the aluminum profile can effectively remove impurities on the surface of the aluminum profile. At the same time, anodic oxidation treatment is also carried out on the aluminum profile, which can form a dense, porous and strongly adsorptive alumina film layer on its surface, thereby stably improving the wear resistance and corrosion resistance of the aluminum profile, further enhancing the performance of the finished product, and greatly improving the application effect of the process.

[0070] Embodiment 3

[0071] Please refer to Figure 1 , the present invention provides a technical solution: a production process method for high-performance aluminum profiles, including the following steps:

[0072] S1. Select raw materials and perform batching. The raw materials are high-quality aluminum ingots and aluminum rods. After the raw materials enter the factory, chemical composition analysis needs to be carried out. According to the required alloy composition, calculate the addition amount of various raw materials, and perform precise batching and mixing;

[0073] S2. Place the raw materials in a smelting furnace, raise the temperature to 800 °C, and conduct smelting.

[0074] S3. Take a mold, pour the smelted raw materials into the mold, and wait for the raw materials to cool to 230 °C.

[0075] S4. Take out the raw materials after the first cooling, place them on a die-casting device, and conduct the first die-casting with a die-casting volume of 45 mm.

[0076] S5. After the first die-casting, take the raw materials and place them in a heating furnace, and heat them to 200 °C.

[0077] S6. Place the raw materials on the die-casting device again and conduct the second die-casting with a second die-casting volume of 35 mm.

[0078] S7. Repeat the above steps multiple times until the thickness of the material meets the requirements. Each time when repeating the die-casting, ensure that the die-casting volume of the next time is 10 mm less than that of the previous time.

[0079] S8. According to the dimensional requirements, draw lines and cut on the surface of the aluminum profile, and polish and deburr the cutting surface.

[0080] S9. Place the aluminum profile in an acidic solution, raise the temperature of the acidic solution to 70 °C, and conduct pickling. The pickling solution selects a dilute hydrochloric acid solution with a concentration of 10%.

[0081] S10. Conduct anodic oxidation treatment on the dried aluminum profile to form a dense, porous, and strongly adsorptive alumina film layer on its surface. During the anodic oxidation process, voltage, current, and time parameters need to be controlled.

[0082] S11. Conduct a sealing treatment on the anodized aluminum profile to improve its corrosion resistance and wear resistance. The sealing treatment adopts the hot water sealing method.

[0083] S12. Finally, conduct a spraying treatment on the aluminum profile to improve its aesthetic appearance and weather resistance. During the spraying process, appropriate coating types, coating layers, and curing temperature parameters need to be selected. Wait for the paint surface to dry, take out the finished product for packaging and warehousing.

[0084] In this embodiment, during the production process, by adopting a thickness control method of multiple times with small amounts, the control of the thickness of the aluminum profile is achieved, which can greatly improve the compactness of the internal base material of the aluminum profile, thereby greatly improving the bearing strength and structural strength of the finished aluminum profile, and it is not easy to deform. At the same time, during production, pickling treatment of the aluminum profile is carried out, which can effectively remove impurities on the surface of the aluminum profile. At the same time, anodic oxidation treatment is also carried out on the aluminum profile, which can form a dense, porous, and strongly adsorptive alumina film layer on its surface, thereby stably improving the wear resistance and corrosion resistance of the aluminum profile, further improving the performance of the finished product, and greatly improving the application effect of the process.

[0085] Embodiment 4

[0086] Please refer to Figure 1 , the present invention provides a technical solution: a production process method for high-performance aluminum profiles, including the following steps:

[0087] S1. Select raw materials and perform batching. The raw materials are high-quality aluminum ingots and aluminum rods. After the raw materials enter the factory, chemical composition analysis needs to be carried out. According to the required alloy composition, the addition amounts of various raw materials are calculated, and precise batching and mixing are carried out;

[0088] S2. Place the raw materials in a melting furnace, raise the temperature to 800 °C, and carry out melting;

[0089] S3. Take a mold, pour the melted raw materials into the mold, and wait for the raw materials to cool to 225 °C;

[0090] S4. Take out the raw materials after the first cooling, place them on a die-casting device, and carry out the first die-casting, with the die-casting amount being 42 mm;

[0091] S5. After the first die-casting, take the raw materials and place them in a heating furnace, and heat them to 190 °C;

[0092] S6. Place the raw materials on the die-casting device again and carry out the second die-casting, with the second die-casting amount being 32 mm;

[0093] S7. Repeat the above steps multiple times until the thickness of the material meets the requirements. Each time when repeating the die-casting, ensure that the die-casting amount for the next time is 10 mm less than that for the previous time;

[0094] S8. According to the dimensional requirements, draw lines and cut on the surface of the aluminum profile, and grind and deburr the cutting surface;

[0095] S9. Place the aluminum profile in an acidic solution, raise the temperature of the acidic solution to 65 °C, and carry out pickling. The pickling solution is a dilute hydrochloric acid solution with a concentration of 9%;

[0096] S10. Anodize the dried aluminum profiles to form a dense, porous, and strongly adsorptive alumina film layer on their surfaces. During the anodizing process, voltage, current, and time parameters need to be controlled;

[0097] S11. Perform a sealing treatment on the anodized aluminum profiles to improve their corrosion resistance and wear resistance. The sealing treatment uses the hot water sealing method;

[0098] S12. Finally, spray the aluminum profiles to improve their aesthetics and weather resistance. During the spraying process, appropriate coating types, coating layers, and curing temperature parameters need to be selected. Wait for the paint surface to dry, take out the finished products for packaging and warehousing.

[0099] As described above, it is only a preferred specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present invention, according to the technical solution and inventive concept of the present invention, makes equivalent substitutions or changes, and should be covered within the protection scope of the present invention.

Claims

1. A high-performance aluminum profile production process, characterized in that: The steps include: S1. Select raw materials and prepare ingredients; S2, placing the raw materials in a smelting furnace and increasing the temperature for smelting; S3, take the mold, introduce the smelted raw materials into the mold, and wait for the raw materials to cool to a certain degree; S4, taking out the raw material after the first cooling, placing it on the die-casting equipment, and performing a die-casting; S5. After the primary die-casting, the raw materials are placed in a heating furnace and heated to a certain temperature; S6, placing the raw materials on the die-casting equipment again for secondary die-casting; S7, repeat the above steps several times until the thickness of the material reaches the required value; S8. According to the size requirements, the aluminum profile surface is cut and polished to remove burrs; S9, placing the aluminum profile in an acid solution for pickling; S10, performing anodizing treatment on the dried aluminum profile to form a dense, porous, and highly adsorbent aluminum oxide film layer on the surface; S11, performing sealing treatment on the anodized aluminum profile; S12. Finally, spray the aluminum profile, wait for the paint surface to dry, take out the finished product, package it and put it into storage.

2. A high performance aluminum profile production process according to claim 1, characterized in that: In S1, raw materials are selected and batched. High-quality aluminum ingots and aluminum bars are selected as raw materials. After the raw materials enter the factory, chemical composition analysis is required. According to the required alloy composition, the addition amount of various raw materials is calculated, and accurate batching and mixing are performed.

3. The high performance aluminum profile production process according to claim 1, characterized in that: In the step S2, the raw materials are placed in a smelting furnace, the temperature is raised to 660-800°C, and smelting is performed. In the step S3, a mold is taken, the smelted raw materials are introduced into the mold, and the raw materials are waited to cool to 200-230°C.

4. The high performance aluminum profile production process according to claim 1, characterized in that: In S4, the raw material after the first cooling is taken out, placed on a die-casting device, and subjected to a first die-casting, and the die-casting volume is 35-45 mm.

5. The high performance aluminum profile production process according to claim 1, characterized in that: In S5, after the primary die-casting, the raw materials are placed in a heating furnace and heated to 180-200°C.

6. The high performance aluminum profile production process according to claim 1, characterized in that: In S6, the raw material is placed on the die-casting equipment again for secondary die-casting, and the secondary die-casting volume is 25-35 mm.

7. The high performance aluminum profile production process according to claim 1, characterized in that: In S7, the above steps are repeated for multiple times until the thickness of the material reaches the requirement, and each time the die-casting is repeated, it is ensured that the die-casting amount of the next time is 10 mm less than the die-casting amount of the previous time.

8. The high performance aluminum profile production process according to claim 1, characterized in that: In the above S9, the aluminum profile is placed in an acid solution, the temperature of the acid solution is increased to 60-70° C., and pickling is performed. The pickling solution is a dilute hydrochloric acid solution with a concentration of 8-10%.

9. The high performance aluminum profile production process according to claim 1, characterized in that: In the above S10, the dried aluminum profile is anodized to form a dense, porous, and highly adsorbent aluminum oxide film layer on its surface. The voltage, current, and time parameters need to be controlled during the anodization process.

10. The high performance aluminum profile production process according to claim 1, characterized in that: In the S11, the anodized aluminum profile is sealed to improve its corrosion resistance and wear resistance. The sealing method adopts one of hot water sealing, cold sealing or steam sealing. In the S12, the aluminum profile is finally sprayed to improve its aesthetics and weather resistance. During the spraying process, it is necessary to select appropriate coating type, number of coating layers and curing temperature parameters, wait for the paint surface to dry, take out the finished product for packaging and put into storage.

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