Welding technology of ultrahigh vacuum stainless steel cavity chamber
A welding process and ultra-high vacuum technology, applied in welding equipment, welding accessories, manufacturing tools, etc., can solve the problem that the welding strength and welding sealing performance cannot meet the requirements of ultra-high vacuum, the vacuum detection is not good, and the bubbles in the welding of the chamber, etc. problems, to achieve comprehensive protection, improve protection, and reduce welding deformation
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[0017] The specific implementation manners of the present invention will be further described below in conjunction with the drawings and examples. The following examples are only used to illustrate the technical solution of the present invention more clearly, but not to limit the protection scope of the present invention.
[0018] like figure 1 Shown, the present invention is a kind of welding process of ultra-high vacuum stainless steel chamber, comprises the following steps:
[0019] S1: Welding preparation, prepare welding fittings 1 according to the welding list and design drawings, prepare double-sided V-shaped grooves 2 according to the thickness of the steel plate, the top angles of the double-sided V-shaped grooves do not overlap, and the double-sided V-shaped grooves The distance between the top corners is not less than the width / thickness of the welding wire, and then remove the surface dirt on the groove and welding fittings; preheat and dry the welding wire in adv...
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