To provide a suspension device in which deterioration of components due to deviation of a ball screw axis is suppressed.SOLUTION: A suspension device comprises a damper 20, and the damper 20 comprises: an outer cylinder 31; a ball screw 32 which is accommodated in the outer cylinder 31; a fastening member 33 which supports the ball screw 32 in the state of being inserted inside, and is attached to an end of the outer cylinder 31; and a fixation member 70 which is attached to an end of the ball screw 32, and fixes the ball screw 32 to the fastening member 33. An insertion part E, in which the ball screw 32 is inserted through the fastening member 33, is provided with a fitting part F in which the ball screw 32 and the fastening member 33 fit to each other, and the fitting part F has a spline fitting structure.SELECTED DRAWING: Figure 7
【課題】ボールねじの軸がずれることに基づく部品の劣化が抑制されたサスペンション装置を提供する。【解決手段】ダンパ20を備え、ダンパ20は、外筒31と、外筒31に収容されるボールねじ32と、ボールねじ32を内側に挿通させた状態で支持し、筒外筒31の端部に取り付けられる締結部材33と、ボールねじ32の端部に取り付けられ、ボールねじ32を締結部材33に固定する固定部材70と、を備え、ボールねじ32が締結部材33に挿通されている挿通部Eに、ボールねじ32と締結部材33とが嵌合する嵌合部Fが設けられ、嵌合部Fがスプライン嵌合構造となっている。【選択図】図7
SUSPENSION DEVICE
サスペンション装置
2022-10-13
Patent
Elektronische Ressource
Japanisch