Storing device

The invention discloses a storage device. The storing device comprises a storing assembly, a piece taking assembly and a rack, wherein the storing assembly and the piece taking assembly are both mounted on the rack; the storing assembly is mounted above the piece taking assembly; the storing assembly comprises first clamping pieces, second clamping pieces and clamping piece driving mechanisms; thefirst clamping pieces and the second clamping pieces are oppositely arranged; the clamping piece driving mechanisms drive the first clamping pieces and the second clamping pieces; each first clampingpiece comprises a first barrier strip; each second clamping piece comprises a second barrier strip; the piece taking assembly comprises a jacking mechanism and a horizontal conveying mechanism; the jacking mechanism comprises first lifting tables and supporting plates arranged at the top ends of the first lifting tables; and the maximum diameters of the supporting plates are less than the shortest distances between the fi