To provide a tire data processing apparatus and a tire data processing method capable of accurately comparing non-uniform surface shapes of tread surfaces of right and left tires.SOLUTION: A tire data processing apparatus 1 includes a data acquisition unit 21 for acquiring surface shape data indicating the tire surface shape; a reference point setting unit 22 for setting a reference point P having a predetermined radial value at each of a plurality of axial positions in a tire axial direction; a symmetric reference point selecting unit 24 for selecting a pair of reference points Pp and Pq arranged at a symmetric axial position around a tire equatorial plane CL from a plurality of the reference points P; a reference point replacing unit 25 for replacing one or both of the pair of reference points Pp and Pq so that radial values Z1 and Z2 of the pair of reference points Pp and Pq coincide; and a comparison result generating unit 26 for generating a predetermined comparison result by comparing the pair of reference points Pp and Pq having the coinciding radial values Z1 with a measurement point group A of the surface shape data.SELECTED DRAWING: Figure 1
【課題】タイヤ左右におけるトレッド面の不均一な表面形状を精度よく比較できるタイヤデータ処理装置およびタイヤデータ処理方法を提供すること。【解決手段】このタイヤデータ処理装置1は、タイヤ表面形状を示す表面形状データを取得するデータ取得部21と、タイヤ軸方向における複数の軸方向位置のそれぞれにて、所定の径方向値を有する基準点Pを設定する基準点設定部22と、タイヤ赤道面CLを中心として対称な軸方向位置に配置された一対の基準点Pp、Pqを複数の基準点Pから選択する対称基準点選択部24と、一対の基準点Pp、Pqの径方向値Z1、Z2が一致するように前記一対の基準点Pp、Pqの一方あるいは双方を置換する基準点置換部25と、一致した径方向値Z1を有する一対の基準点Pp、Pqと表面形状データの測定点群Aとを比較して所定の比較結果を生成する比較結果生成部26と、を含む。【選択図】図1
TIRE DATA PROCESSING APPARATUS AND TIRE DATA PROCESSING METHOD
タイヤデータ処理装置およびタイヤデータ処理方法
2024-03-22
Patent
Electronic Resource
Japanese
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