铣削加工中的硬质合金铣刀磨钝标准
<DIV align=center><TABLE cellSpacing=0 cellPadding=0 width="100%" border=1>
<TBODY>
<TR>
<TD width="95%" colSpan=6>
<DIV align=center>硬质合金铣刀</DIV></TD></TR>
<TR>
<TD width="13%" rowSpan=3>
<DIV align=center>铣刀类型</DIV></TD>
<TD width="73%" colSpan=4>
<DIV align=center>后刀面最大磨损限度(mm)</DIV></TD>
<TD>
<DIV> </DIV></TD></TR>
<TR>
<TD width="39%" colSpan=2>
<DIV align=center>钢和铸钢</DIV></TD>
<TD width="34%" colSpan=2>
<DIV align=center>铸铁</DIV></TD>
<TD>
<DIV> </DIV></TD></TR>
<TR>
<TD width="23%">
<DIV align=center>粗铣</DIV></TD>
<TD width="15%">
<DIV align=center>精铣</DIV></TD>
<TD width="15%">
<DIV align=center>粗铣</DIV></TD>
<TD width="18%">
<DIV align=center>精铣</DIV></TD>
<TD>
<DIV> </DIV></TD></TR>
<TR>
<TD>
<DIV>圆柱形铣刀</DIV></TD>
<TD>
<DIV>0.5~0.6</DIV></TD>
<TD>
<DIV>0.5~0.6</DIV></TD>
<TD>
<DIV>0.7~0.8</DIV></TD>
<TD>
<DIV>0.7~0.8</DIV></TD>
<TD>
<DIV> </DIV></TD></TR>
<TR>
<TD>
<DIV>圆盘形铣刀</DIV></TD>
<TD>
<DIV>1.0~1.2</DIV></TD>
<TD>
<DIV>1.0~1.2</DIV></TD>
<TD>
<DIV>1.0~1.5</DIV></TD>
<TD>
<DIV>1.0~1.5</DIV></TD>
<TD>
<DIV> </DIV></TD></TR>
<TR>
<TD>
<DIV>端铣刀</DIV></TD>
<TD>
<DIV>1.0~1.2</DIV></TD>
<TD>
<DIV>1.0~1.2</DIV></TD>
<TD>
<DIV>1.5~2.0</DIV></TD>
<TD>
<DIV>1.5~2.0</DIV></TD>
<TD>
<DIV> </DIV></TD></TR>
<TR>
<TD>
<DIV>立铣刀带囊体刀头</DIV></TD>
<TD>
<DIV>0.2~0.3</DIV></TD>
<TD>
<DIV>0.2~0.3</DIV></TD>
<TD>
<DIV>0.2~0.4</DIV></TD>
<TD>
<DIV>0.2~0.4</DIV></TD>
<TD>
<DIV> </DIV></TD></TR>
<TR>
<TD>
<DIV>立铣刀镶螺旋刀片</DIV></TD>
<TD>
<DIV>0.3~0.5</DIV></TD>
<TD>
<DIV>0.3~0.5</DIV></TD>
<TD>
<DIV>0.3~0.5</DIV></TD>
<TD>
<DIV>0.3~0.5</DIV></TD>
<TD>
<DIV> </DIV></TD></TR></TBODY></TABLE></DIV>
<DIV>注: <BR>1、上表适于铣削钢的YT5、YT14、YT15和铣削铸铁的YG8、YG6与TG3硬质合金刀。<BR>2.铣削奥氏体不锈钢时,许用的后刀面最大磨损量为0.2~0.4mm。</DIV>
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