CN113199210A - Manufacturing method of high-precision ultrathin section filled with heat-insulation aluminum alloy - Google Patents
Manufacturing method of high-precision ultrathin section filled with heat-insulation aluminum alloy Download PDFInfo
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- CN113199210A CN113199210A CN202110433177.0A CN202110433177A CN113199210A CN 113199210 A CN113199210 A CN 113199210A CN 202110433177 A CN202110433177 A CN 202110433177A CN 113199210 A CN113199210 A CN 113199210A
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- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
- B21D22/02—Stamping using rigid devices or tools
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D19/00—Casting in, on, or around objects which form part of the product
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/48—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding
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Abstract
The invention discloses a method for manufacturing a high-precision ultrathin section filled with heat-insulating aluminum alloy, which belongs to the technical field of ultrathin section manufacturing and comprises the following steps: searching a section, primarily scribing the section, placing the section subjected to scribing on a cutting device to primarily cut the section to form a primary section plate, and keeping the integral rotating speed of the cutting device; the method can improve the overall quality of the produced section bar and facilitate the subsequent thickness control of the section bar by arranging the homogenization treatment on the section bar in the method, can improve the precision of the thickness control of the section bar by arranging the temperature-variable extrusion treatment on the section bar for many times in the method, meets the production requirement of the ultrathin section bar, is also provided with the aluminum alloy filling step in the method, ensures that the produced section bar has good heat insulation effect and capacity, can effectively expand the applicable field range of the produced finished product, is easy to popularize in the market and improves the product competitiveness.
Description
Technical Field
The invention belongs to the technical field of ultrathin section bar manufacturing, and particularly relates to a manufacturing method of a high-precision ultrathin section bar filled with heat-insulation aluminum alloy.
Background
The section bar is a solid straight bar which is formed by plastic processing and has a certain section shape and size. The section bar has various varieties and specifications and wide application, and plays a very important role in rolling production, the section bar has different functions according to different materials and types, different section bars can be used in different working environments, and the ultrathin section bar is also one of various section bar types.
At present, the production process of the ultrathin section is different from the prior art, the ultrathin section is produced only through simple steps, and the step of filling heat-insulating aluminum alloy is not arranged in the production process, so that the heat insulation performance of the whole inner part of the produced ultrathin section is poor, the heat insulation effect cannot meet the requirement, the application range of the produced ultrathin section is greatly limited, and in order to improve the condition, a manufacturing method of the high-precision ultrathin section filled with the heat-insulating aluminum alloy is needed.
Disclosure of Invention
The invention aims to: the manufacturing method of the high-precision ultrathin section filled with the heat-insulating aluminum alloy is provided for solving the problems that the production process of the ultrathin section is different from the production process of the ultrathin section at present, the ultrathin section is produced only through simple steps, and the step of filling the heat-insulating aluminum alloy is not arranged in the production process, so that the heat insulation performance of the whole inner part of the produced ultrathin section is poor, the heat insulation effect cannot meet the requirement, and the application range of the produced ultrathin section is greatly limited.
In order to achieve the purpose, the invention adopts the following technical scheme: a manufacturing method of a high-precision ultrathin section filled with heat-insulation aluminum alloy comprises the following steps:
s1, searching a section, primarily scribing the section, placing the scribed section on a cutting device to primarily cut the section to form a primary section plate, and keeping the integral rotating speed of the cutting device;
s2, placing the section in a homogenizing treatment furnace, homogenizing the section, and keeping the treatment temperature for a period of time;
s3, cooling the section in the S2 to a certain degree, keeping for a period of time, extruding the section by using an extrusion die flat plate with a certain temperature, and extruding the section repeatedly for a certain number of times to change the thickness of the section;
s4, heating the section again to a certain temperature, and continuously keeping the temperature;
s5, repeating the step S3, extruding the section by using an extrusion die flat plate with a certain temperature, extruding the section repeatedly for a certain number of times, and further reducing the thickness of the section;
s6, cooling the section bar in a natural state, and marking a rectangular cutting surface with a certain size on the outer surface of the section bar by using a marking pen;
s7, utilizing a cutting device to perform internal grooving on the section bar according to the scribing area so as to form a non-through internal filling groove in the section bar;
s8, slowly pouring the molten aluminum alloy into an inner filling groove formed in the section bar, filling the aluminum alloy to a certain internal volume, and waiting for the aluminum alloy to be cooled in a natural state;
s9, utilizing the section bar left in the S1 cutting process to carve a rectangular surface with a certain size in the S6 on the section bar, and utilizing a cutting device to cut a cuboid with a certain size to be used as an outer cover of the section bar; s10, clamping the outer cover into the groove at the top of the section bar, testing the buckling effect, taking out the outer cover if the buckle is just closed, reserving a cutting material with a certain length at the outer side of the outer cover, and marking; s11, cutting the reserved cutting material, grinding and polishing corners after cutting, and grinding and polishing the processed section bar to make the outer surface smooth;
s12, searching for a sealing material, and blanking the sealing material according to the size standard in S10;
s13, coating a layer of adhesive on the periphery of the sealing material, heating the sealing material to a certain degree, and adhering the sealing material to the outer surface of the outer cover by using a tool;
s14, finally clamping the outer cover provided with the sealing material into the surface of the section bar, injecting glue into the gap between the outer cover and the section bar, and carrying out sealing and bonding treatment on the outer cover;
and S15, naturally drying the sealing glue to obtain the final finished section, storing, packaging and storing.
Optionally, in an embodiment, in S1, the profile is searched, a preliminary scribing is performed on the profile, the scribed profile is placed on a cutting device to perform a preliminary cutting process on the profile, the profile is cut into a preliminary profile plate, and the overall rotation speed of the cutting device is kept at 1200 and 1600 r/min.
Optionally, in an embodiment, in S2, the profile is placed in a homogenizing treatment furnace, and the homogenizing treatment is performed on the profile, the treatment temperature is kept at 650-750 ℃ for 2-4 h.
Optionally, in an embodiment, in S3, the temperature of the profile in S2 is reduced to 550-.
Optionally, in an embodiment, in S4, the temperature of the profile is increased again to 600-700 ℃, and the temperature is kept for 30-40 min.
Optionally, in an embodiment, in S5, the step S3 is repeated, and the profile is extruded repeatedly 7-8 times by using an extrusion die plate at 400-500 ℃, so as to further reduce the thickness of the profile to below 30 mm.
Optionally, in an embodiment, in S6, after the profile is cooled in a natural state, a marking pen is used to mark a rectangular opening face of 50mmX20mm on the outer surface of the profile.
Optionally, in an embodiment, in S8, the molten aluminum alloy is slowly poured into an inner filling groove formed in the profile, and the filling is performed until the content of the inner filling groove is 85 to 90%.
Optionally, in an embodiment, in S10, the outer cover is clamped into a groove at the top of the profile, the snap effect is tested, if the snap is just closed, the outer cover is taken out, a 2-4mm cut material is reserved on the outer side of the outer cover and marked, in S12, sealing resin is searched for as the sealing material, and the sealing material is blanked according to the size standard in S10.
Optionally, in an embodiment, in S13, a layer of butyl rubber adhesive is coated on the periphery of the sealing material, and the sealing material is heated to 30-40 ℃ and adhered to the outer surface of the outer cover by using a tool.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
the method is characterized in that the homogenization treatment of the section is arranged in the method, the treatment can change the structure and the performance in the continuous casting line blank so as to be beneficial to the subsequent stretching production, the crystal structure in the material is improved, the casting stress is eliminated, the segregation is reduced, the integral quality of the produced section can be improved, the subsequent thickness control of the section is convenient, meanwhile, the method is also internally provided with a plurality of temperature-variable extrusion treatments aiming at the section, the process is combined with the homogenization treatment of the section, the thickness of the section can be effectively controlled and changed, the precision of the thickness control of the section can be improved by the plurality of treatments, the production requirement of the ultrathin section is met, the method is also internally provided with an aluminum alloy filling step, the heat-insulating aluminum alloy can be filled into the section, the produced section has good heat-insulating effect and capacity, and the applicable field range of the produced finished product can be effectively expanded, the process realizes the sealing of the section bar by uncovering, gluing and air drying of the sealing cover, can effectively protect the filled internal alloy, has the characteristic of good air tightness for sealing by using butyl rubber, also has the characteristics of heat resistance, aging resistance, corrosion resistance and the like, has the properties of shock absorption and electric insulation, does not crack during sealing, and ensures that the synthetic section bar has good use effect.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions of the embodiments of the present application will be clearly and completely described below, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments.
Thus, the following detailed description of the embodiments of the present application is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
In the description of the embodiments of the present application, it should be understood that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like, refer to an orientation or positional relationship that is conventionally used for the product of the application, or that is conventionally understood by those skilled in the art, and are used merely for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed in a particular orientation, and be operated, and therefore should not be considered as limiting the present application.
In the description of the embodiments of the present application, it should also be noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.
Example 1
The invention provides a technical scheme that: a manufacturing method of a high-precision ultrathin section filled with heat-insulation aluminum alloy comprises the following steps:
s1, searching a section, primarily scribing the section, placing the scribed section on a cutting device to primarily cut the section into a primary section plate, and keeping the integral rotating speed of the cutting device at 1200 r/min;
s2, placing the section in a homogenizing treatment furnace, homogenizing the section, keeping the treatment temperature to 650 ℃, and keeping for 2 hours;
s3, cooling the section bar in the S2 to 550 ℃, keeping for 20min, extruding the section bar by using an extrusion die flat plate at 300 ℃, and extruding the section bar repeatedly for 3 times to change the thickness of the section bar;
s4, heating the section again to 600 ℃, and continuously keeping the temperature for 30 min;
s5, repeating the step S3, extruding the profile by using an extrusion die flat plate at 400 ℃, and extruding repeatedly for 7 times to further reduce the thickness of the profile to be less than 30 mm;
s6, after the section bar is cooled in a natural state, a marking pen is used for marking a rectangular opening face of 50mmX20mm on the outer surface of the section bar;
s7, utilizing a cutting device to perform internal grooving on the section bar according to the scribing area so as to form a non-through internal filling groove in the section bar;
s8, slowly pouring the molten aluminum alloy into an inner filling groove formed in the section bar until the content of the aluminum alloy is 85% of the content of the inner filling groove, and waiting for the aluminum alloy to be cooled in a natural state;
s9, utilizing the section bar left in the S1 cutting process to carve a rectangular surface with a certain size in the S6 on the section bar, and utilizing a cutting device to cut a cuboid with a certain size to be used as an outer cover of the section bar;
s10, clamping the outer cover into the groove at the top of the section bar, testing the buckling effect, taking out the outer cover if the buckle is just closed, reserving a 2mm cutting material at the outer side of the outer cover, and marking;
s11, cutting the reserved cutting material, grinding and polishing corners after cutting, and grinding and polishing the processed section bar to make the outer surface smooth;
s12, searching sealing resin as a sealing material, and blanking the sealing material according to the size standard in S10;
s13, coating a layer of butyl rubber adhesive on the periphery of the sealing material, heating the sealing material to 30 ℃, and adhering the sealing material to the outer surface of the outer cover by using a tool;
s14, finally clamping the outer cover provided with the sealing material into the surface of the section bar, injecting glue into the gap between the outer cover and the section bar, and carrying out sealing and bonding treatment on the outer cover;
and S15, naturally drying the sealing glue to obtain the final finished section, storing, packaging and storing.
In the embodiment, the homogenization treatment of the section is arranged, the treatment can change the structure and the performance in the continuous casting line billet so as to be beneficial to the subsequent stretching production, improve the crystal structure in the material, eliminate the casting stress, reduce the segregation, improve the overall quality of the produced section and facilitate the subsequent thickness control of the section.
Example 2
The invention provides a technical scheme that: a manufacturing method of a high-precision ultrathin section filled with heat-insulation aluminum alloy comprises the following steps:
s1, searching a section, primarily scribing the section, placing the scribed section on a cutting device to primarily cut the section into a primary section plate, and keeping the integral rotating speed of the cutting device at 1400 r/min;
s2, placing the section in a homogenizing treatment furnace, homogenizing the section, keeping the treatment temperature to 680 ℃, and keeping for 2.5 hours;
s3, cooling the section in the S2 to 600 ℃, keeping for 25min, extruding the section by using an extrusion die flat plate at 300 ℃, and extruding the section in a reciprocating manner for 3 times to change the thickness of the section;
s4, heating the section again to 650 ℃, and keeping the temperature for 35 min;
s5, repeating the step S3, extruding the section by using an extrusion die flat plate at 450 ℃, extruding repeatedly for 7 times, and further reducing the thickness of the section to be less than 30 mm;
s6, after the section bar is cooled in a natural state, a marking pen is used for marking a rectangular opening face of 50mmX20mm on the outer surface of the section bar;
s7, utilizing a cutting device to perform internal grooving on the section bar according to the scribing area so as to form a non-through internal filling groove in the section bar;
s8, slowly pouring the molten aluminum alloy into an inner filling groove formed in the section bar until the content of the aluminum alloy is 87% of the content of the inner filling groove, and waiting for the aluminum alloy to be cooled in a natural state;
s9, utilizing the section bar left in the S1 cutting process to carve a rectangular surface with a certain size in the S6 on the section bar, and utilizing a cutting device to cut a cuboid with a certain size to be used as an outer cover of the section bar;
s10, clamping the outer cover into the groove at the top of the section bar, testing the buckling effect, taking out the outer cover if the buckle is just closed, reserving a 2mm cutting material at the outer side of the outer cover, and marking;
s11, cutting the reserved cutting material, grinding and polishing corners after cutting, and grinding and polishing the processed section bar to make the outer surface smooth;
s12, searching sealing resin as a sealing material, and blanking the sealing material according to the size standard in S10;
s13, coating a layer of butyl rubber adhesive on the periphery of the sealing material, heating the sealing material to 35 ℃, and adhering the sealing material to the outer surface of the outer cover by using a tool;
s14, finally clamping the outer cover provided with the sealing material into the surface of the section bar, injecting glue into the gap between the outer cover and the section bar, and carrying out sealing and bonding treatment on the outer cover;
and S15, naturally drying the sealing glue to obtain the final finished section, storing, packaging and storing.
In the embodiment, multiple variable-temperature extrusion treatment aiming at the section is further arranged in the method, the process is combined with homogenization treatment on the section, the thickness of the section can be effectively controlled and changed, the precision of the thickness control on the section can be improved through multiple treatment, the production requirement of the ultrathin section is met, an aluminum alloy filling step is further arranged in the method, heat-insulating aluminum alloy can be filled into the section, the produced section has good heat-insulating effect and capacity, the applicable field range of the produced finished product can be effectively expanded, market popularization is easy to realize, and the product competitiveness is improved.
Example 3
The invention provides a technical scheme that: a manufacturing method of a high-precision ultrathin section filled with heat-insulation aluminum alloy comprises the following steps:
s1, searching a section, primarily scribing the section, placing the scribed section on a cutting device to primarily cut the section into a primary section plate, and keeping the integral rotating speed of the cutting device at 1500 r/min;
s2, placing the section in a homogenizing treatment furnace, homogenizing the section, keeping the treatment temperature to 700 ℃, and keeping for 3.5 hours;
s3, cooling the section in the S2 to 620 ℃, keeping for 28min, extruding the section by using an extrusion die flat plate at 370 ℃, and extruding the section repeatedly for 4 times to change the thickness of the section;
s4, heating the section again at the moment, heating to 670 ℃, and continuously keeping the temperature for 38 min;
s5, repeating the step S3, extruding the section by utilizing an extrusion die flat plate at 475 ℃, extruding repeatedly for 8 times, and further reducing the thickness of the section to be less than 30 mm;
s6, after the section bar is cooled in a natural state, a marking pen is used for marking a rectangular opening face of 50mmX20mm on the outer surface of the section bar;
s7, utilizing a cutting device to perform internal grooving on the section bar according to the scribing area so as to form a non-through internal filling groove in the section bar;
s8, slowly pouring the molten aluminum alloy into an inner filling groove formed in the section bar, filling the molten aluminum alloy to 89% of the inner volume of the inner filling groove, and waiting for the aluminum alloy to be cooled in a natural state;
s9, utilizing the section bar left in the S1 cutting process to carve a rectangular surface with a certain size in the S6 on the section bar, and utilizing a cutting device to cut a cuboid with a certain size to be used as an outer cover of the section bar;
s10, clamping the outer cover into the groove at the top of the section bar, testing the buckling effect, taking out the outer cover if the buckle is just closed, reserving a 4mm cutting material at the outer side of the outer cover, and marking;
s11, cutting the reserved cutting material, grinding and polishing corners after cutting, and grinding and polishing the processed section bar to make the outer surface smooth;
s12, searching sealing resin as a sealing material, and blanking the sealing material according to the size standard in S10;
s13, coating a layer of butyl rubber adhesive on the periphery of the sealing material, heating the sealing material to 39 ℃, and adhering the sealing material to the outer surface of the outer cover by using a tool;
s14, finally clamping the outer cover provided with the sealing material into the surface of the section bar, injecting glue into the gap between the outer cover and the section bar, and carrying out sealing and bonding treatment on the outer cover;
and S15, naturally drying the sealing glue to obtain the final finished section, storing, packaging and storing.
Example 4
The invention provides a technical scheme that: a manufacturing method of a high-precision ultrathin section filled with heat-insulation aluminum alloy comprises the following steps:
s1, searching a section, primarily scribing the section, placing the scribed section on a cutting device to primarily cut the section into a primary section plate, and keeping the integral rotating speed of the cutting device at 1600 r/min;
s2, placing the section in a homogenizing treatment furnace, homogenizing the section, keeping the treatment temperature to 750 ℃, and keeping for 4 hours;
s3, cooling the section in the S2 to 650 ℃, keeping for 30min, extruding the section by using an extrusion die flat plate at 400 ℃, and extruding the section repeatedly for 4 times to change the thickness of the section;
s4, heating the section again to 700 ℃, and keeping the temperature for 40 min;
s5, repeating the step S3, extruding the profile by using an extrusion die flat plate at 500 ℃, extruding repeatedly for 8 times, and further reducing the thickness of the profile to be less than 30 mm;
s6, after the section bar is cooled in a natural state, a marking pen is used for marking a rectangular opening face of 50mmX20mm on the outer surface of the section bar;
s7, utilizing a cutting device to perform internal grooving on the section bar according to the scribing area so as to form a non-through internal filling groove in the section bar;
s8, slowly pouring the molten aluminum alloy into an inner filling groove formed in the section bar until the content of the aluminum alloy is 90% of the content of the inner filling groove, and waiting for the aluminum alloy to be cooled in a natural state;
s9, utilizing the section bar left in the S1 cutting process to carve a rectangular surface with a certain size in the S6 on the section bar, and utilizing a cutting device to cut a cuboid with a certain size to be used as an outer cover of the section bar;
s10, clamping the outer cover into the groove at the top of the section bar, testing the buckling effect, taking out the outer cover if the buckle is just closed, reserving a 4mm cutting material at the outer side of the outer cover, and marking;
s11, cutting the reserved cutting material, grinding and polishing corners after cutting, and grinding and polishing the processed section bar to make the outer surface smooth;
s12, searching sealing resin as a sealing material, and blanking the sealing material according to the size standard in S10;
s13, coating a layer of butyl rubber adhesive on the periphery of the sealing material, heating the sealing material to 40 ℃, and adhering the sealing material to the outer surface of the outer cover by using a tool;
s14, finally clamping the outer cover provided with the sealing material into the surface of the section bar, injecting glue into the gap between the outer cover and the section bar, and carrying out sealing and bonding treatment on the outer cover;
and S15, naturally drying the sealing glue to obtain the final finished section, storing, packaging and storing.
In the embodiments 3 and 4, the sealing process is provided in the process, the process realizes the sealing of the section bar by uncovering, gluing and cover air drying, can effectively protect the filled internal alloy, has the characteristic of good air tightness for sealing by using butyl rubber, also has the characteristics of heat resistance, aging resistance, corrosion resistance and the like, has the shock absorption and electrical insulation properties, does not crack the seal, and ensures that the synthetic section bar has good use effect.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims (10)
1. A manufacturing method of a high-precision ultrathin section filled with heat-insulation aluminum alloy is characterized by comprising the following steps: the method comprises the following steps:
s1, searching a section, primarily scribing the section, placing the scribed section on a cutting device to primarily cut the section to form a primary section plate, and keeping the integral rotating speed of the cutting device;
s2, placing the section in a homogenizing treatment furnace, homogenizing the section, and keeping the treatment temperature for a period of time;
s3, cooling the section in the S2 to a certain degree, keeping for a period of time, extruding the section by using an extrusion die flat plate with a certain temperature, and extruding the section repeatedly for a certain number of times to change the thickness of the section;
s4, heating the section again to a certain temperature, and continuously keeping the temperature;
s5, repeating the step S3, extruding the section by using an extrusion die flat plate with a certain temperature, extruding the section repeatedly for a certain number of times, and further reducing the thickness of the section;
s6, cooling the section bar in a natural state, and marking a rectangular cutting surface with a certain size on the outer surface of the section bar by using a marking pen;
s7, utilizing a cutting device to perform internal grooving on the section bar according to the scribing area so as to form a non-through internal filling groove in the section bar;
s8, slowly pouring the molten aluminum alloy into an inner filling groove formed in the section bar, filling the aluminum alloy to a certain internal volume, and waiting for the aluminum alloy to be cooled in a natural state;
s9, utilizing the section bar left in the S1 cutting process to carve a rectangular surface with a certain size in the S6 on the section bar, and utilizing a cutting device to cut a cuboid with a certain size to be used as an outer cover of the section bar;
s10, clamping the outer cover into the groove at the top of the section bar, testing the buckling effect, taking out the outer cover if the buckle is just closed, reserving a cutting material with a certain length at the outer side of the outer cover, and marking;
s11, cutting the reserved cutting material, grinding and polishing corners after cutting, and grinding and polishing the processed section bar to make the outer surface smooth;
s12, searching for a sealing material, and blanking the sealing material according to the size standard in S10;
s13, coating a layer of adhesive on the periphery of the sealing material, heating the sealing material to a certain degree, and adhering the sealing material to the outer surface of the outer cover by using a tool;
s14, finally clamping the outer cover provided with the sealing material into the surface of the section bar, injecting glue into the gap between the outer cover and the section bar, and carrying out sealing and bonding treatment on the outer cover;
and S15, naturally drying the sealing glue to obtain the final finished section, storing, packaging and storing.
2. The method as claimed in claim 1, wherein in step S1, the profile is searched, the profile is primarily scribed, the scribed profile is placed on a cutting device to perform a primary cutting process on the profile, the profile is cut into a primary profile plate, and the whole rotation speed of the cutting device is kept at 1200-1600 r/min.
3. The method for manufacturing a high-precision ultrathin section filled with heat-insulating aluminum alloy as claimed in claim 1, wherein in the step S2, the section is placed in a homogenizing treatment furnace, the homogenizing treatment is performed on the section, the treatment temperature is kept at 650-750 ℃, and the treatment temperature is kept for 2-4 h.
4. The method as claimed in claim 1, wherein in S3, the temperature of the section in S2 is lowered to 550-650 ℃ and kept for 20-30min, and the section is extruded 3-4 times by using a 300-400 ℃ extrusion die plate.
5. The method for manufacturing a high-precision ultrathin section filled with heat-insulating aluminum alloy as claimed in claim 1, wherein in S4, the temperature of the section is raised again to 600-700 ℃, and the temperature is kept for 30-40 min.
6. The method as claimed in claim 1, wherein in S5, the step S3 is repeated, and the profile is extruded repeatedly 7-8 times by using an extrusion die plate with 400-500 ℃ to further reduce the thickness of the profile to below 30 mm.
7. The method for manufacturing a high-precision ultrathin section filled with an aluminum alloy with heat insulation according to claim 1, wherein in the step S6, after the section is cooled in a natural state, a marking pen is used for marking a rectangular opening face of 50mmX20mm on the outer surface of the section.
8. The method for manufacturing a high-precision ultrathin section with internal filling of heat-insulating aluminum alloy as claimed in claim 1, wherein in S8, the molten aluminum alloy is slowly filled into an internal filling groove formed in the section, and the molten aluminum alloy is filled to 85-90% of the internal volume of the internal filling groove.
9. The method for manufacturing a high-precision ultrathin section filled with heat-insulating aluminum alloy as claimed in claim 1, wherein in S10, the outer cover is clamped into a groove at the top of the section, the clamping effect is tested, if the clamping is just closed, the outer cover is taken out, a 2-4mm cutting material is reserved on the outer side of the outer cover and marked, in S12, sealing resin is searched for as the sealing material, and the sealing material is blanked according to the size standard in S10.
10. The method for manufacturing a high-precision ultrathin section filled with heat-insulating aluminum alloy as claimed in claim 1, wherein in the step S13, a layer of butyl rubber adhesive is coated on the periphery of the sealing material, and the temperature of the sealing material is raised to 30-40 ℃ and the sealing material is adhered to the outer surface of the outer cover by using a tool.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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