To provide a vehicle knuckle which can improve the camber rigidity of a knuckle upper part of the vehicle knuckle manufactured with forging and provide a manufacturing method of the same.SOLUTION: A manufacturing method of a vehicle knuckle 10 comprises: a forging step of forging the shape of a vehicle knuckle 10 by sandwiching a raw material 200 between a lower die 101 and an upper die 102; and a die-releasing step of releasing the lower die 101 and the upper die 102 from the raw material 200 after forging. A first division line 121 equivalent to a boundary between a first lower die outer part 110 and a first upper die outer part 114 in such a state that the lower die 101 and the upper die 102 are closed is provided at a position apart from a base wall part 22 with respect to the center position 25 in the protrusion direction of a first rib 24. A second division line 122 equivalent to a boundary between a second lower die outer part 112 and a second upper die outer part 116 in the closed state is provided at a position apart from the base wall part 22 with respect to the center position 27 in the protrusion direction of a second rib 26.SELECTED DRAWING: Figure 6

    【課題】鍛造により製造される車両用ナックルのナックル上部のキャンバー剛性を高めることが可能な車両用ナックル及びその製造方法を提供する。【解決手段】車両用ナックル10の製造方法は、下型101と上型102との間で素材200を挟み込むことにより車両用ナックル10の形状に鍛造する鍛造工程と、鍛造後の素材200から下型101及び上型102を分離させる離型工程と、を備え、下型101と上型102とが型閉めされた状態での第1下型外側部110と第1上型外側部114との間の境界に相当する第1分割ライン121が第1リブ24の突出方向における中央の位置25よりも基壁部22から離れた位置に設けられ、型閉めされた状態での第2下型外側部112と第2上型外側部116との間の境界に相当する第2分割ライン122が第2リブ26の突出方向における中央の位置27よりも基壁部22から離れた位置に設けられる。【選択図】図6


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    Title :

    MANUFACTURING METHOD OF VEHICLE KNUCKLE, AND VEHICLE KNUCKLE


    Additional title:

    車両用ナックルの製造方法及び車両用ナックル


    Contributors:

    Publication date :

    2021-08-30


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B21K MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS , Herstellen von Schmiede- oder Presserzeugnissen aus Metall, z.B. Hufeisen, Nieten, Bolzen oder Rädern / B21J FORGING , Schmieden / B60G VEHICLE SUSPENSION ARRANGEMENTS , Radaufhängungen und Federungen für Fahrzeuge / B62D MOTOR VEHICLES , Motorfahrzeuge



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