Magnesium alloy rapid aging and stretcher straightening synchronous compound technology
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The invention discloses a magnesium alloy rapid aging and stretcher straightening synchronous compound technology. The technology comprises the following steps of clamping and fixing two ends of a magnesium alloy workpiece which is already subjected to the solution treatment, heating the magnesium alloy workpiece to 170-250 DEG C by powering on, keeping warm for 20-40 min, carrying out the stretcher straightening for the magnesium alloy workpiece, loosening the magnesium alloy workpiece after completing the stretcher straightening, and naturally cooling the magnesium alloy workpiece. According to the technology disclosed by the invention, the processes of straightening and aging are integrated into a whole, the straightening and the aging are carried out at the same time with only one-time heating, the working procedure is simplified, the energy source is saved, and the secondary bending deformation of the magnesium alloy workpiece can be avoided; and the motion of elements such as Al of which the radius is equivalent to that of the base material Mg is quickened during a strain aging process of pressure first and tension later, the aging is quickened, and the aging time is reduced from several hours or more than ten hours of the traditional aging to about 0.5-1 hour.