Coupling device

Coupling device comprising a first coupling part (1, 1′, 35, 42, 43, 44, 45, 46, 51) provided with at least one projecting region (2, 2′) and a second coupling part (3, 25, 26, 32, 33, 34, 41, 47, 49) provided with at least one elastic region (4), the at least one region (2, 2′) of the first coupling part (1, 1′, 35, 42, 43, 44, 45, 46, 51) projects in a z direction and is arranged either eccentrically or centrally, the projecting region (2, 2′) has conical outer surfaces (6) formed with at least one angle (12, 12′) relative to the z direction, wherein the elastic regions (4) point in a direction of the centre are formed in a radially parallel manner within the second coupling part (3, 25, 26, 32, 33, 34, 41, 47, 49), the projecting region (2, 2′) of the first coupling part (1, 1′, 35, 42, 43, 44, 45, 46, 51) engages in the elastic regions (4) of the second coupling part (3, 25, 26, 32, 33, 34, 41, 47, 49) for the x-y orientation in the z direction, wherein the second coupling part (3, 25, 26, 32, 33, 34, 41, 47, 49) is of one-piece design, wherein the first coupling part (1, 1′, 35, 42, 43, 44, 45, 46, 51) and the second coupling part (3, 25, 26, 32, 33, 34, 41, 47, 49) are connectable by means of a fastening device (53).