刀具的几何角度
<P align=center><IMG src="http://www.chmcw.com/upload/news/RCL/13220_iursve.jpg" border=0></P><DIV> 图2-1 车刀切削部分的结构要素</DIV>
<DIV><SPAN style="FONT-SIZE: 9pt; COLOR: black; FONT-FAMILY: 宋体; mso-ascii-font-family: ''''''''ˎ̥,Verdana,Arial''''''''; mso-hansi-font-family: ''''''''ˎ̥,Verdana,Arial''''''''; mso-font-kerning: 1.0pt; mso-bidi-font-family: ''''''''Times New Roman''''''''; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA"> 外圆车刀的切削部分可以看作是各类刀具切削部分的基本形态。图</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black; FONT-FAMILY: ˎ̥,Verdana,Arial; mso-font-kerning: 1.0pt; mso-bidi-font-family: ''''''''Times New Roman''''''''; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋体">2-1</SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: black; FONT-FAMILY: 宋体; mso-ascii-font-family: ''''''''ˎ̥,Verdana,Arial''''''''; mso-hansi-font-family: ''''''''ˎ̥,Verdana,Arial''''''''; mso-font-kerning: 1.0pt; mso-bidi-font-family: ''''''''Times New Roman''''''''; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">所示是外圆车刀的切削部分，其结构要素及其定义如下：</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black; FONT-FAMILY: ˎ̥,Verdana,Arial; mso-font-kerning: 1.0pt; mso-bidi-font-family: ''''''''Times New Roman''''''''; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋体"> <BR> 1</SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: black; FONT-FAMILY: 宋体; mso-ascii-font-family: ''''''''ˎ̥,Verdana,Arial''''''''; mso-hansi-font-family: ''''''''ˎ̥,Verdana,Arial''''''''; mso-font-kerning: 1.0pt; mso-bidi-font-family: ''''''''Times New Roman''''''''; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">）前刀面</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black; FONT-FAMILY: ˎ̥,Verdana,Arial; mso-font-kerning: 1.0pt; mso-bidi-font-family: ''''''''Times New Roman''''''''; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋体">Ay—</SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: black; FONT-FAMILY: 宋体; mso-ascii-font-family: ''''''''ˎ̥,Verdana,Arial''''''''; mso-hansi-font-family: ''''''''ˎ̥,Verdana,Arial''''''''; mso-font-kerning: 1.0pt; mso-bidi-font-family: ''''''''Times New Roman''''''''; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">切下的切屑沿其流出的表面。</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black; FONT-FAMILY: ˎ̥,Verdana,Arial; mso-font-kerning: 1.0pt; mso-bidi-font-family: ''''''''Times New Roman''''''''; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋体"> <BR> 2</SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: black; FONT-FAMILY: 宋体; mso-ascii-font-family: ''''''''ˎ̥,Verdana,Arial''''''''; mso-hansi-font-family: ''''''''ˎ̥,Verdana,Arial''''''''; mso-font-kerning: 1.0pt; mso-bidi-font-family: ''''''''Times New Roman''''''''; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">）主后刀面</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black; FONT-FAMILY: ˎ̥,Verdana,Arial; mso-font-kerning: 1.0pt; mso-bidi-font-family: ''''''''Times New Roman''''''''; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋体">Aa—</SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: black; FONT-FAMILY: 宋体; mso-ascii-font-family: ''''''''ˎ̥,Verdana,Arial''''''''; mso-hansi-font-family: ''''''''ˎ̥,Verdana,Arial''''''''; mso-font-kerning: 1.0pt; mso-bidi-font-family: ''''''''Times New Roman''''''''; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">与工件上过渡表面相对的表面。</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black; FONT-FAMILY: ˎ̥,Verdana,Arial; mso-font-kerning: 1.0pt; mso-bidi-font-family: ''''''''Times New Roman''''''''; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋体"> <BR> 3</SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: black; FONT-FAMILY: 宋体; mso-ascii-font-family: ''''''''ˎ̥,Verdana,Arial''''''''; mso-hansi-font-family: ''''''''ˎ̥,Verdana,Arial''''''''; mso-font-kerning: 1.0pt; mso-bidi-font-family: ''''''''Times New Roman''''''''; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">）副后刀面</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black; FONT-FAMILY: ˎ̥,Verdana,Arial; mso-font-kerning: 1.0pt; mso-bidi-font-family: ''''''''Times New Roman''''''''; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋体">A</SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: black; FONT-FAMILY: 宋体; mso-ascii-font-family: ''''''''ˎ̥,Verdana,Arial''''''''; mso-hansi-font-family: ''''''''ˎ̥,Verdana,Arial''''''''; mso-font-kerning: 1.0pt; mso-bidi-font-family: ''''''''Times New Roman''''''''; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">＇</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black; FONT-FAMILY: ˎ̥,Verdana,Arial; mso-font-kerning: 1.0pt; mso-bidi-font-family: ''''''''Times New Roman''''''''; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋体">a—</SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: black; FONT-FAMILY: 宋体; mso-ascii-font-family: ''''''''ˎ̥,Verdana,Arial''''''''; mso-hansi-font-family: ''''''''ˎ̥,Verdana,Arial''''''''; mso-font-kerning: 1.0pt; mso-bidi-font-family: ''''''''Times New Roman''''''''; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">与工件上已加工表面相对的的表面。</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black; FONT-FAMILY: ˎ̥,Verdana,Arial; mso-font-kerning: 1.0pt; mso-bidi-font-family: ''''''''Times New Roman''''''''; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋体"> <BR> 4</SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: black; FONT-FAMILY: 宋体; mso-ascii-font-family: ''''''''ˎ̥,Verdana,Arial''''''''; mso-hansi-font-family: ''''''''ˎ̥,Verdana,Arial''''''''; mso-font-kerning: 1.0pt; mso-bidi-font-family: ''''''''Times New Roman''''''''; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">）主切削刀</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black; FONT-FAMILY: ˎ̥,Verdana,Arial; mso-font-kerning: 1.0pt; mso-bidi-font-family: ''''''''Times New Roman''''''''; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋体">S—</SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: black; FONT-FAMILY: 宋体; mso-ascii-font-family: ''''''''ˎ̥,Verdana,Arial''''''''; mso-hansi-font-family: ''''''''ˎ̥,Verdana,Arial''''''''; mso-font-kerning: 1.0pt; mso-bidi-font-family: ''''''''Times New Roman''''''''; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">前刀面与主后刀面的交线，它承担主要切削工作。</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black; FONT-FAMILY: ˎ̥,Verdana,Arial; mso-font-kerning: 1.0pt; mso-bidi-font-family: ''''''''Times New Roman''''''''; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋体"> <BR> 5</SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: black; FONT-FAMILY: 宋体; mso-ascii-font-family: ''''''''ˎ̥,Verdana,Arial''''''''; mso-hansi-font-family: ''''''''ˎ̥,Verdana,Arial''''''''; mso-font-kerning: 1.0pt; mso-bidi-font-family: ''''''''Times New Roman''''''''; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">）副切削刃</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black; FONT-FAMILY: ˎ̥,Verdana,Arial; mso-font-kerning: 1.0pt; mso-bidi-font-family: ''''''''Times New Roman''''''''; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋体">S</SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: black; FONT-FAMILY: 宋体; mso-ascii-font-family: ''''''''ˎ̥,Verdana,Arial''''''''; mso-hansi-font-family: ''''''''ˎ̥,Verdana,Arial''''''''; mso-font-kerning: 1.0pt; mso-bidi-font-family: ''''''''Times New Roman''''''''; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">＇</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black; FONT-FAMILY: ˎ̥,Verdana,Arial; mso-font-kerning: 1.0pt; mso-bidi-font-family: ''''''''Times New Roman''''''''; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋体">—</SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: black; FONT-FAMILY: 宋体; mso-ascii-font-family: ''''''''ˎ̥,Verdana,Arial''''''''; mso-hansi-font-family: ''''''''ˎ̥,Verdana,Arial''''''''; mso-font-kerning: 1.0pt; mso-bidi-font-family: ''''''''Times New Roman''''''''; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">前刀面与副后刀面的交线，它协同主切削刃完成切削工作，并最终形成已加工表面。</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black; FONT-FAMILY: ˎ̥,Verdana,Arial; mso-font-kerning: 1.0pt; mso-bidi-font-family: ''''''''Times New Roman''''''''; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋体"> <BR> 6</SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: black; FONT-FAMILY: 宋体; mso-ascii-font-family: ''''''''ˎ̥,Verdana,Arial''''''''; mso-hansi-font-family: ''''''''ˎ̥,Verdana,Arial''''''''; mso-font-kerning: 1.0pt; mso-bidi-font-family: ''''''''Times New Roman''''''''; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">）刀尖</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black; FONT-FAMILY: ˎ̥,Verdana,Arial; mso-font-kerning: 1.0pt; mso-bidi-font-family: ''''''''Times New Roman''''''''; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋体">—</SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: black; FONT-FAMILY: 宋体; mso-ascii-font-family: ''''''''ˎ̥,Verdana,Arial''''''''; mso-hansi-font-family: ''''''''ˎ̥,Verdana,Arial''''''''; mso-font-kerning: 1.0pt; mso-bidi-font-family: ''''''''Times New Roman''''''''; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">主切削刃与副切削刃连接处的那部分切削刃。</SPAN></DIV>
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