Folding arm under exploration work robot environmental protection cycle recycling type sand blasting machine is a new type of single-station lightweight convenient explosion-proof work environmental protection sand blasting equipment. Widely used in ships, bridges, wind power, nuclear power, water conservancy, metallurgy, storage tanks, petroleum, chemical industry, pipelines, port construction and other processing and other fields. It is one of the large workpiece metal domain explosion-proof working condition surface coating before environmental protection cleaning rust removal, paint removal and other attachments.