可转位浅孔钻切削用量的选择
<TABLE cellSpacing=0 borderColorDark=#f5fbca cellPadding=0 bgColor=#e5ebba borderColorLight=#006600 border=1><TBODY>
<TR bgColor=#c5cb9a>
<TD align=middle width=101 rowSpan=3>被加工材料
<TD align=middle width=73 rowSpan=3>布氏硬度<BR>HBS
<TD align=middle width=71 rowSpan=3>切削速度<BR>(m/mm)
<TD align=middle width=410 colSpan=5>钻孔直径(mm)<BR>
<TR bgColor=#c5cb9a>
<TD align=middle width=72>18.5~20.9
<TD align=middle width=72>21.0~25.9
<TD align=middle width=72>26.0~30.9
<TD align=middle width=72>31.0~41.9
<TD align=middle width=98>42.0~56.0<BR>
<TR bgColor=#c5cb9a>
<TD align=middle width=410 colSpan=5>进给量(mm/r)
<TR>
<TD align=middle rowSpan=3>易切削钢和碳钢
<TD align=middle rowSpan=3>180~275
<TD align=middle>100
<TD align=middle>0.06~0.15
<TD align=middle>0.09~0.15
<TD align=middle>0.09~0.16
<TD align=middle>0.09~0.17
<TD align=middle>0.10~0.20
<TR>
<TD align=middle>200
<TD align=middle>0.09~0.16
<TD align=middle>0.10~0.18
<TD align=middle>0.09~0.25
<TD align=middle>0.09~0.30
<TD align=middle>0.10~0.30
<TR>
<TD align=middle>300
<TD align=middle>0.10~0.18
<TD align=middle>0.11~0.18
<TD align=middle>0.10~0.25
<TD align=middle>0.10~0.32
<TD align=middle>0.10~0.32
<TR>
<TD align=middle rowSpan=3>碳钢淬火
<TD align=middle rowSpan=3>220~450
<TD align=middle>100
<TD align=middle>0.09~0.14
<TD align=middle>0.09~0.14
<TD align=middle>0.08~0.14
<TD align=middle>0.08~0.14
<TD align=middle>0.10~0.20
<TR>
<TD align=middle>200
<TD align=middle>0.10~0.16
<TD align=middle>0.10~0.16
<TD align=middle>0.09~0.17
<TD align=middle>0.10~0.20
<TD align=middle>0.10~0.28
<TR>
<TD align=middle>300
<TD align=middle>0.11~0.17
<TD align=middle>0.11~0.17
<TD align=middle>0.10~0.18
<TD align=middle>0.10~0.22
<TD align=middle>0.10~0.30
<TR>
<TD align=middle rowSpan=2>低合金钢淬火
<TD align=middle rowSpan=2>220~450
<TD align=middle>100
<TD align=middle>0.09~0.15
<TD align=middle>0.10~0.17
<TD align=middle>0.09~0.17
<TD align=middle>0.09~0.20
<TD align=middle>0.11~0.21
<TR>
<TD align=middle>200
<TD align=middle>0.11~0.18
<TD align=middle>0.12~0.20
<TD align=middle>0.10~0.24
<TD align=middle>0.10~0.20
<TD align=middle>0.11~0.28
<TR>
<TD align=middle>不锈钢(奥氏体)
<TD align=middle>150~275
<TD align=middle>300
<TD align=middle>0.11~0.19
<TD align=middle>0.12~0.20
<TD align=middle>0.11~0.25
<TD align=middle>0.13~0.27
<TD align=middle>0.12~0.30
<TR>
<TD align=middle rowSpan=3>高合金钢、退火
<TD align=middle rowSpan=3>150~250
<TD align=middle>100
<TD align=middle>0.12~0.17
<TD align=middle>0.12~0.18
<TD align=middle>0.10~0.20
<TD align=middle>0.09~0.25
<TD align=middle>0.10~0.20
<TR>
<TD align=middle>200
<TD align=middle>0.12~0.20
<TD align=middle>0.13~0.22
<TD align=middle>0.10~0.25
<TD align=middle>0.12~0.30
<TD align=middle>0.10~0.30
<TR>
<TD align=middle>300
<TD align=middle>0.12~0.22
<TD align=middle>0.12~0.23
<TD align=middle>0.11~0.26
<TD align=middle>0.12~0.31
<TD align=middle>0.12~0.32
<TR>
<TD align=middle rowSpan=2>高合金钢<BR>工具钢
<TD align=middle rowSpan=2>≥360
<TD align=middle>100
<TD align=middle>0.08~0.14
<TD align=middle>0.06~0.14
<TD align=middle>0.09~0.16
<TD align=middle>0.09~0.17
<TD align=middle>0.09~0.18
<TR>
<TD align=middle>200
<TD align=middle>0.09~0.16
<TD align=middle>0.09~0.16
<TD align=middle>0.10~0.20
<TD align=middle>0.10~0.20
<TD align=middle>0.10~0.20
<TR>
<TD align=middle rowSpan=3>低拉力强度<BR>灰铸铁
<TD align=middle rowSpan=3>≤230
<TD align=middle>100
<TD align=middle>0.07~0.25
<TD align=middle>0.07~0.25
<TD align=middle>0.07~0.30
<TD align=middle>0.07~0.35
<TD align=middle>0.07~0.35
<TR>
<TD align=middle>200
<TD align=middle>0.07~0.30
<TD align=middle>0.07~0.30
<TD align=middle>0.07~0.35
<TD align=middle>0.07~0.40
<TD align=middle>0.07~0.40
<TR>
<TD align=middle>300
<TD align=middle>0.07~0.30
<TD align=middle>0.07~0.30
<TD align=middle>0.07~0.35
<TD align=middle>0.07~0.40
<TD align=middle>0.07~0.40
<TR>
<TD align=middle rowSpan=2>高拉力强度<BR>灰铸铁
<TD align=middle rowSpan=2>≥230
<TD align=middle>100
<TD align=middle>0.07~0.25
<TD align=middle>0.07~0.30
<TD align=middle>>0.07~0.30
<TD align=middle>0.07~0.35
<TD align=middle>0.07~0.35
<TR>
<TD align=middle>200
<TD align=middle>0.07~0.30
<TD align=middle>0.07~0.30
<TD align=middle>0.07~0.35
<TD align=middle>0.07~0.40
<TD align=middle>0.07~0.40</TD></TR></TBODY></TABLE>
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