Mold closing unit and molding machine having such mold closing unit

The invention relates to a mold clamping unit for a molding machine (2), comprising: a mold clamping plate (4) which can be moved relative to a fixed mold clamping plate (3); at least one first cross beam (5) penetrating the movable mould clamping plate (4) and the fixed mould clamping plate (3); the first mold clamping force mechanism (7) is used for connecting the first cross beam (5) with the fixed mold clamping plate (3); and a first locking device (9), by means of which the first cross-member (5) can be locked relative to the movable mold clamping plate (4), at least one second cross-member (6) is provided which runs through the movable mold clamping plate (4) and the fixed mold clamping plate (3), and at least one second cross-member (6) is provided which runs through the movable mold clamping plate (4) and the fixed mold clamping plate (3). The at least one second cross-member (6) is connected to the movable mold clamping plate (4) preferably by means of a second clamping force mechanism (8) and can be