幾何公差
幾何公差(geometric torelance )
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1.単語
1.形状公差; form tolerances
・真直度; straightness
・平面度; flatness
・真円度; roundness (circularity)
・円筒度; cylindericity
・線の輪郭度; profile of a line
・面の輪郭度; profile of a surface
2.姿勢公差; attitude tolerance
・平行度; parallelism
・直角度; perpendicularity (squareness)
・傾斜度; angularity
・線の輪郭度; profile of a line
・面の輪郭度; profile of a surface
3.位置公差; location tolerance
・位置度; position
・同心度(中心線に対して); concentricity (with respect to the center line)
・同軸度(軸線に対して); concentricity (with respect to the center line)
・対称度; symmetry
・線の輪郭度; profile of a line
・面の輪郭度; profile of a surface
4.振れ公差; runout tolerance
・円周振れ; circular runout
・全振れ; total runout
2.例文
/ Any portion of length 200 of any generator of the cylindrical surface indicated by the arrow shall be contained between two parallel straight lines 0.1 apart in a plane containing the axis.
→ ・
/ The tolerance zone is limited by a circle of diameter t the centre of which coincides with the datum point.
→ ・
/ The runout in the specified direction shall not be greater than 0.1 in any cone of measurement during one revolution about the datum axis C.
→ ・
引用文献
JIS B0021-1998 製品の幾何特性仕様(GPS)
英文図面マニュアル 工業英語 別冊⑨ インタープレス
引用図表
幾何公差の分類(和文+英文) JIS B0021 改
作成日:2019/3/2