镗削加工中钢的精密镗削用量
<DIV align=center><TABLE cellSpacing=0 cellPadding=0 width="100%" border=1>
<TBODY>
<TR>
<TD width="11%">
<DIV align=center>工件材料</DIV></TD>
<TD width="13%">
<DIV align=center>刀具材料</DIV></TD>
<TD width="17%">
<DIV align=center>v (m/min)</DIV></TD>
<TD width="17%">
<DIV align=center>f(mm/r)</DIV></TD>
<TD width="16%">
<DIV align=center>a<SUB>p</SUB>(mm)</DIV></TD>
<TD width="26%">
<DIV align=center>加工表面粗糙度R<SUB>a</SUB>(μm )</DIV></TD></TR>
<TR>
<TD>
<DIV>优质碳素结构钢</DIV></TD>
<TD>
<DIV>YT30</DIV></TD>
<TD>
<DIV>100~180</DIV></TD>
<TD>
<DIV>0.04~0.08</DIV></TD>
<TD>
<DIV>0.1~0.3</DIV></TD>
<TD>
<DIV>3.2~1.6</DIV></TD></TR>
<TR>
<TD>
<DIV>优质碳素结构钢</DIV></TD>
<TD>
<DIV>立方氮化硼</DIV></TD>
<TD>
<DIV>550~600</DIV></TD>
<TD>
<DIV>0.04~0.06</DIV></TD>
<TD>
<DIV>0.1~0.3</DIV></TD>
<TD>
<DIV>1.6~0.8</DIV></TD></TR>
<TR>
<TD>
<DIV>合金结构钢</DIV></TD>
<TD>
<DIV>YT30</DIV></TD>
<TD>
<DIV>120~180</DIV></TD>
<TD>
<DIV>0.04~0.08</DIV></TD>
<TD>
<DIV>0.1~0.3</DIV></TD>
<TD>
<DIV>1.6~0.8</DIV></TD></TR>
<TR>
<TD>
<DIV>合金结构钢</DIV></TD>
<TD>
<DIV>立方氮化硼</DIV></TD>
<TD>
<DIV>450~500</DIV></TD>
<TD>
<DIV>0.04~0.06</DIV></TD>
<TD>
<DIV>0.1~0.3</DIV></TD>
<TD>
<DIV>0.8</DIV></TD></TR>
<TR>
<TD>
<DIV>不锈钢、耐热合金</DIV></TD>
<TD>
<DIV>YT30</DIV></TD>
<TD>
<DIV>80~120</DIV></TD>
<TD>
<DIV>0.02~0.04</DIV></TD>
<TD>
<DIV>0.1~0.2</DIV></TD>
<TD>
<DIV>1.6~0.8</DIV></TD></TR>
<TR>
<TD>
<DIV>不锈钢、耐热合金</DIV></TD>
<TD>
<DIV>立方氮化硼</DIV></TD>
<TD>
<DIV>200~220</DIV></TD>
<TD>
<DIV>0.02~0.04</DIV></TD>
<TD>
<DIV>0.1~0.2</DIV></TD>
<TD>
<DIV>0.8</DIV></TD></TR>
<TR>
<TD>
<DIV>铸钢</DIV></TD>
<TD>
<DIV>YT30</DIV></TD>
<TD>
<DIV>100~160</DIV></TD>
<TD>
<DIV>0.02~0.06</DIV></TD>
<TD>
<DIV>0.1~0.3</DIV></TD>
<TD>
<DIV>3.2~1.6</DIV></TD></TR>
<TR>
<TD>
<DIV>铸钢</DIV></TD>
<TD>
<DIV>立方氮化硼</DIV></TD>
<TD>
<DIV>200~230</DIV></TD>
<TD>
<DIV>0.02~0.06</DIV></TD>
<TD>
<DIV>0.1~0.3</DIV></TD>
<TD>
<DIV>1.6</DIV></TD></TR>
<TR>
<TD>
<DIV>调质结构钢(26~30HRC)</DIV></TD>
<TD>
<DIV>YT30</DIV></TD>
<TD>
<DIV>120~180</DIV></TD>
<TD>
<DIV>0.04~0.08</DIV></TD>
<TD>
<DIV>0.1~0.3</DIV></TD>
<TD>
<DIV>3.2~0.8</DIV></TD></TR>
<TR>
<TD>
<DIV>调质结构钢(26~30HRC)</DIV></TD>
<TD>
<DIV>立方氮化硼</DIV></TD>
<TD>
<DIV>350~400</DIV></TD>
<TD>
<DIV>0.04~0.06</DIV></TD>
<TD>
<DIV>0.1~0.3</DIV></TD>
<TD>
<DIV>1.6~0.8</DIV></TD></TR>
<TR>
<TD>
<DIV>淬火结构钢(40~45HRC)</DIV></TD>
<TD>
<DIV>YT30</DIV></TD>
<TD>
<DIV>70~150</DIV></TD>
<TD>
<DIV>0.02~0.05</DIV></TD>
<TD>
<DIV>0.1~0.2</DIV></TD>
<TD>
<DIV>1.6</DIV></TD></TR>
<TR>
<TD>
<DIV>淬火结构钢(40~45HRC)</DIV></TD>
<TD>
<DIV>立方氮化硼</DIV></TD>
<TD>
<DIV>300~350</DIV></TD>
<TD>
<DIV>0.02~0.04</DIV></TD>
<TD>
<DIV>0.1~0.2</DIV></TD>
<TD>
<DIV>1.6~0.8</DIV></TD></TR></TBODY></TABLE></DIV>
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