Combined triggering type friction stir plug braze welding and repair welding method and welding tool thereof
A friction stir, triggering technology, applied in welding equipment, manufacturing tools, non-electric welding equipment, etc., can solve the problems of reduced strength of repaired joints, cracks, incomplete filling of keyholes, etc., and achieves small deformation of the workpiece, high strength, The effect of improving the quality of repair welding seam
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[0022] Specific implementation mode 1: Combination figure 1 , figure 2 , image 3 with Figure 5 To describe this embodiment, this embodiment is implemented through the following steps:
[0023] Step 1. Preparation of stirring body 2: The stirring body 2 is divided into upper and lower parts. The upper part of the stirring body is made of metal rods 21, and the lower part of the stirring body is made of zinc-aluminum rods 22, see figure 1 , The metal rod 21 is of the same material as the parts to be repaired, and the metal rod 21 and the zinc-aluminum rod 22 are set up and down and connected together, see figure 2 , Mechanical processing removes the surface metal of the stirring body 2, and at the same time, the lower end of the stirring body 2 is processed into a truncated cone shape A, the bottom of the truncated cone shape A is a spherical surface, and the truncated cone shape A is the stirring needle A, see image 3 , The upper part h1 of the stirring needle is made of metal, ...
Example Embodiment
[0027] Specific implementation manner two: combination figure 2 To describe this embodiment, in this embodiment, in step one, the metal rod 21 and the zinc-aluminum rod 22 are welded together by friction welding. The other steps are the same as in the first embodiment.
Example Embodiment
[0028] Specific implementation mode three: combination Figure 4 This embodiment is described. In this embodiment, in step 1, the metal rod 21 and the zinc-aluminum bar 22 are connected together by a screw connection, wherein the lower end surface of the metal rod 21 is an internal thread, and the upper end surface of the zinc-aluminum bar 22 is External thread. The other steps are the same as in the first embodiment.
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