Welding protection device suitable for titanium alloy plate

The utility model discloses a welding protection device suitable for a titanium alloy plate. The welding protection device comprises a base and a protection cover arranged on the base. The cooling device is characterized in that a groove is formed in the middle of the base, a supporting block is arranged in the groove, and a lower cooling block is fixedly arranged on the supporting block; the protective cover is provided with more than two argon inlet holes and an exhaust hole, a side plate of the protective cover is provided with a visual area, two hand holes and a pipe hole, the visual area is provided with an enoscope and a protective mirror, and the pipe hole is positioned at the lower end of the side plate; the device has the characteristics of good protection effect, convenience in overall operation and low cost, and can control the interlayer temperature of the welding seam of the titanium alloy plate during welding and improve the quality of the welding seam. 本实用新型公开了一种适用于钛合金板的焊接保护装置，包括底座、置于底座上的防护罩；其特