1. Threshing apparatus (3) comprising a first threshing drum (4) and a second threshing cylinder (5) arranged one behind the other, the first concave (7), partially covering the first threshing drum (4) and a second threshing cylinder (5) circumferential direction, and a second concave (8), partially covering the second threshing drum (5) in the circumferential direction, which are adjustable in the radial direction of the threshing drum (4, 5) and at least one device (29, 34, 35) processing the crop material, which is positioned n a first concave (7), characterized in that the first concave (7) and a second concave (8) are rotatable about a common connecting the concave (7, 8) of the shaft (17b), a coverage of the second threshing drum (5), the first concave (7) and a second concave (8) about odinakov.2. Threshing apparatus (3) according to claim 1, characterized in that at least a first concave (7) comprises a frame (14) is concave, wherein in the circumferential direction are arranged in at least two segments (25, 27) concave which are formed at least partially smennymi.3. Threshing device according to claim 2, characterized in that the segments (26, 27) are made concave to be liftable relative to the frame of the first concave (7) in the radial direction and subsequent movement in the axial napravlenii.4. Threshing device according to claim 2, characterized in that in the axial direction of the first concave (7), at least two removable segments (26, 27) concave adjacent to each drugom.5. Threshing apparatus (3) according to claim 2, characterized in that the first concave on the frame (7) disposed slide rails1. Молотильный аппарат (3), содержащий первый молотильный барабан (4) и второй молотильный барабан (5), расположенные друг за другом, первое подбарабанье (7), частично охватывающее первый молотильный барабан (4) и второй молотильный барабан (5) в окружном направлении, и второе подбарабанье (8), частично охватывающее второй молотильный барабан (5) в окружном
