JPH02146211U - - Google Patents

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は本考案の実施例を示す要部拡大断面図
、第２図は従来例を示す要部断面図である。 ５：インプツトシヤフト、６：スプライン軸、
６ａ：軸端、７：軸本体、８：スプライン歯、８
ａ：歯先面、８ｂ：急斜面、８ｃ：緩斜面。 FIG. 1 is an enlarged sectional view of a main part showing an embodiment of the present invention, and FIG. 2 is a sectional view of a main part showing a conventional example. 5: Input shaft, 6: Spline shaft,
6a: Shaft end, 7: Shaft body, 8: Spline tooth, 8
a: tooth tip surface, 8b: steep slope, 8c: gentle slope.

Claims (1)

【実用新案登録請求の範囲】 １ 軸本体の外周面に軸端から軸方向内方に向け
てスプライン歯を形成するとともに、軸本体の軸
端部に形成したスプライン歯の歯先面を、軸端か
ら軸方向内方に向かつて、大きい登り勾配の急斜
面と小さい登り勾配の緩斜面とに形成したことを
特徴とするスプライン軸の端部構造。 ２ 軸本体の外周面に冷鍛加工により軸端から軸
方向内方に向けてスプライン歯を形成するととも
に、軸本体の軸端部に形成したスプライン歯の歯
先面を、軸端から軸方向内方に向かつて、大きい
登り勾配の急斜面と小さい登り勾配の緩斜面とに
形成したことを特徴とするスプライン軸の端部構
造。[Claims for Utility Model Registration] 1. Spline teeth are formed on the outer circumferential surface of the shaft body from the shaft end inward in the axial direction, and the tooth tips of the spline teeth formed on the shaft end of the shaft body are An end structure of a spline shaft characterized by forming a steep slope with a large upward slope and a gentle slope with a small upward slope from the end inward in the axial direction. 2. Spline teeth are formed on the outer circumferential surface of the shaft body by cold forging in the axial direction from the shaft end, and the tooth tips of the spline teeth formed on the shaft end of the shaft body are formed in the axial direction from the shaft end. An end structure of a spline shaft characterized by forming an inwardly steep slope with a large upward slope and a gentle slope with a small upward slope.