Blow-moulding machine with blow mould locking in the clean room

An apparatus for moulding plastic preforms into plastic containers, comprising a plurality of moulding stations which are arranged on a movable carrier, said moulding stations each including blow moulds, within which the plastic preforms can be moulded into plastic containers by applying a flowable medium, as well as blow mould carriers for holding these blow moulds, and wherein the blow mould carriers include at least two blow mould carrier parts for opening and closing the blow moulds, which blow mould carrier parts are movable relative to each other, comprising a clean room delimited against an environment using at least one wall, which clean room at least partially surrounds the individual moulding stations, so that the moulding stations can be moved within this clean room, and comprising a locking mechanism that is at least partially located within the clean room, which locking mechanism is used to lock the two blow mould carrier parts together in a closed condition of the blow mould,

• wherein the locking mechanism includes a first locking element that for locking cooperates with a second locking element, said first locking element being arranged to be movable by a moveable element and the moveable element is supported using at least one bearing that is at least partially provided outside of the clean room.