PRESS-FITTING DEVICE

To suppress umbrella-like deformation of a laminated steel plate and to suppress generation of residual stress when a shaft member is press-fitted into the steel plate.SOLUTION: A press-fitting device for press-fitting a shaft member into a through-hole of a laminate of a plurality of steel plates h...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: KASAHARA KOJI, ONDA KAZUSHI, TAKEBE KATSUHIKO
Format: Patent
Sprache:eng ; jpn
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Beschreibung
Zusammenfassung:To suppress umbrella-like deformation of a laminated steel plate and to suppress generation of residual stress when a shaft member is press-fitted into the steel plate.SOLUTION: A press-fitting device for press-fitting a shaft member into a through-hole of a laminate of a plurality of steel plates having through-holes includes a pair of jigs arranged on both sides of the laminate of the steel plate, a movable jig disposed between one jig of the pair of jigs and the laminate and movable in a radial direction of the through hole, and a fastening member that fastens the pair of jigs with the movable jig and the laminate sandwiched therebetween.SELECTED DRAWING: Figure 1 【課題】積層された鋼板に軸部材を圧入するときに、鋼板が傘状に変形することを抑制し、かつ、残留応力の発生を抑制する。【解決手段】貫通孔を有する複数の鋼板の積層体の貫通孔に軸部材を圧入する圧入装置は、前記鋼板の積層体の両側に配置される一対の治具と、一対の前記治具の一方の治具と前記積層体との間に配置され、前記貫通孔の径方向に移動可能な可動治具と、一対の前記治具を前記可動治具と前記積層体とを挟んだ状態で締結する締結部材と、を備える。【選択図】図1