Extruding technology of aluminum alloy profile
A technology of aluminum alloy profiles and processes, which is applied in the direction of metal extrusion, metal extrusion control equipment, metal processing equipment, etc., can solve the problem of inability to obtain comprehensive mechanical properties of aluminum profiles, the inability to ensure the uniformity of bar structure composition, quenching and Improper handling of straightening and other problems can eliminate the effects of long production cycle, good plasticity and good comprehensive mechanical properties
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Embodiment 1
[0034] An extrusion process of aluminum alloy profiles, including aluminum ingot heating, mold heating, ingot tube heating, extrusion, quenching, artificial aging, straightening, and sizing, wherein:
[0035] The aluminum ingot is heated as follows: put the aluminum ingot into the heating furnace, heat it to 430°C through the induction coil in the heating furnace, and keep it warm for 16 minutes; in the aluminum ingot heating step, the aluminum ingot head coming out of the heating The end temperature is 465±5°C, and the temperature difference between the head and tail of the aluminum ingot is controlled between 15°C and 20°C.
[0036] Mold heating is as follows: heat the mold to 485°C through a mold heating furnace, and then keep it warm for 30 minutes to obtain a heated mold;
[0037] The heating of the ingot cylinder is as follows: heat the ingot cylinder to 460°C, keep it warm for a long time, and keep the power off when the shift is over;
[0038] Extrusion: Send the heat...
Embodiment 2
[0046] An extrusion process of aluminum alloy profiles, including aluminum ingot heating, mold heating, ingot tube heating, extrusion, quenching, artificial aging, straightening, and sizing, wherein:
[0047] The aluminum ingot is heated as follows: put the aluminum ingot into the heating furnace, heat it to 465°C through the induction coil in the heating furnace, and keep it warm for 16-20min; The temperature at the head end of the ingot is 465±5°C, and the temperature difference between the head and the tail of the aluminum casting ingot is controlled between 15°C and 20°C.
[0048] Mold heating is as follows: heat the mold to 495°C through a mold heating furnace, and then keep it warm for 40 minutes to obtain a heated mold;
[0049] The heating of the ingot cylinder is as follows: heat the ingot cylinder to 485°C, keep it warm for a long time, and keep the power off when the shift is over;
[0050] Extrusion: Send the heated mold into the heat-insulated ingot barrel for ex...
Embodiment 3
[0058] An extrusion process of aluminum alloy profiles, including aluminum ingot heating, mold heating, ingot tube heating, extrusion, quenching, artificial aging, straightening, and sizing, wherein:
[0059] The aluminum ingot is heated as follows: put the aluminum ingot into the heating furnace, heat it to 450°C through the induction coil in the heating furnace, and keep it warm for 18 minutes; in the above aluminum ingot heating step, the aluminum ingot head coming out of the heating furnace The end temperature is 465±5°C, and the temperature difference between the head and tail of the aluminum ingot is controlled between 15°C and 20°C.
[0060] Mold heating is as follows: heat the mold to 490°C through a mold heating furnace, and then keep it warm for 35 minutes to obtain a heated mold;
[0061] The heating of the ingot cylinder is as follows: heat the ingot cylinder to 475°C, keep it warm for a long time, and keep the power off when the shift is over;
[0062] Extrusion:...
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