圆柱深孔加工的经济精度、圆锥孔加工的经济精度、花键孔加工的经济精度、齿形加工的经济精度...
表3-14 圆柱深孔加工的经济精度 <TABLE style="WIDTH: 405px; HEIGHT: 240px" cellSpacing=0 cellPadding=0 border=1><TBODY><TR><TD colSpan=2><DIV align=center>加工方法</DIV></TD><TD><DIV align=center>公差等级（IT）</DIV></TD></TR><TR><TD rowSpan=3><DIV align=center>用麻花钻、扁钻、环孔钻钻孔</DIV></TD><TD><DIV align=center>钻头回转</DIV></TD><TD><DIV align=center>11~13</DIV></TD></TR><TR><TD><DIV align=center>工件回转</DIV></TD><TD><DIV align=center>11</DIV></TD></TR><TR><TD><DIV align=center>钻头和工件都回转</DIV></TD><TD><DIV align=center>11<BR><BR></DIV></TD></TR><TR><TD colSpan=2><DIV align=center>扩钻</DIV></TD><TD><DIV align=center>9~11</DIV></TD></TR><TR><TD rowSpan=3><DIV align=center>深孔块镗孔</DIV></TD><TD><DIV align=center>刀具回转</DIV></TD><TD><DIV align=center>9~11</DIV></TD></TR><TR><TD><DIV align=center>工件回转</DIV></TD><TD><DIV align=center>9</DIV></TD></TR><TR><TD><DIV align=center>刀具工件都回转</DIV></TD><TD><DIV align=center>9</DIV></TD></TR><TR><TD colSpan=2><DIV align=center>镗到块镗孔</DIV></TD><TD><DIV align=center>7~9</DIV></TD></TR><TR><TD colSpan=2><DIV align=center>铰孔</DIV></TD><TD><DIV align=center>7~9</DIV></TD></TR><TR><TD colSpan=2><DIV align=center>磨孔</DIV></TD><TD><DIV align=center>7</DIV></TD></TR><TR><TD colSpan=2><DIV align=center> 珩磨</DIV></TD><TD><DIV align=center>7</DIV></TD></TR><TR><TD colSpan=2><DIV align=center>研磨</DIV></TD><TD><DIV align=center>6~7</DIV></TD></TR></TBODY></TABLE><DIV> </DIV><DIV> </DIV><DIV> 表3-15 圆锥孔加工的经济精度 </DIV><DIV> </DIV><TABLE style="WIDTH: 524px; HEIGHT: 163px" cellSpacing=0 cellPadding=0 border=1><TBODY><TR><TD colSpan=2 rowSpan=2><DIV align=center>加工方法</DIV></TD><TD colSpan=2><DIV align=center>公差等级（IT）</DIV></TD></TR><TR><TD><DIV align=center>锥孔</DIV></TD><TD><DIV align=center>深锥孔</DIV></TD></TR><TR><TD rowSpan=2><DIV align=center>扩孔</DIV></TD><TD><DIV align=center>粗</DIV></TD><TD><DIV align=center>11</DIV></TD><TD rowSpan=2><DIV align=center> </DIV></TD></TR><TR><TD><DIV align=center>精</DIV></TD><TD><DIV align=center>9</DIV></TD></TR><TR><TD rowSpan=2><DIV align=center>镗孔</DIV><DIV align=center> </DIV></TD><TD><DIV align=center>粗</DIV></TD><TD><DIV align=center>9</DIV></TD><TD rowSpan=2><DIV align=center>9~11</DIV></TD></TR><TR><TD><DIV align=center>精</DIV></TD><TD><DIV align=center>7</DIV></TD></TR><TR><TD rowSpan=2><DIV align=center>铰孔</DIV></TD><TD><DIV align=center>机动</DIV></TD><TD><DIV align=center>7</DIV></TD><TD rowSpan=2><DIV align=center>7~9</DIV></TD></TR><TR><TD><DIV align=center>手动</DIV></TD><TD><DIV align=center>高于7</DIV></TD></TR><TR><TD colSpan=2><DIV align=center>磨孔</DIV></TD><TD><DIV align=center>高于7</DIV></TD><TD><DIV align=center>7</DIV></TD></TR><TR><TD colSpan=2><DIV align=center>研磨</DIV></TD><TD><DIV align=center>6</DIV></TD><TD><DIV align=center>6~7</DIV></TD></TR></TBODY></TABLE><P> 表3-16 花键孔加工的经济精度</P><TABLE style="WIDTH: 523px; HEIGHT: 65px" cellSpacing=0 cellPadding=0 align=left border=1><TBODY><TR><TD width=67><DIV align=center>加工方法</DIV></TD><TD width=132><DIV align=center>公差等级（IT）</DIV></TD></TR><TR><TD width=67><DIV align=center>插</DIV></TD><TD width=132><DIV align=center>9</DIV></TD></TR><TR><TD width=67><DIV align=center>拉</DIV></TD><TD width=132><DIV align=center>7~9</DIV></TD></TR><TR><TD width=67><DIV align=center>磨</DIV></TD><TD width=132><DIV align=center>7~9</DIV></TD></TR></TBODY></TABLE><DIV></DIV><DIV> </DIV><DIV> </DIV><DIV> </DIV><DIV> </DIV><DIV> </DIV><DIV> 表3-17 齿形加工的经济精度</DIV><TABLE cellSpacing=0 cellPadding=0 width="100%" border=1><TBODY><TR><TD width="64%" colSpan=2><DIV align=center>加工方法</DIV></TD><TD width="35%"><DIV align=center>精度等级GB10095—88、GB10096—88</DIV></TD></TR><TR><TD width="64%" colSpan=2><DIV align=center>多头滚刀滚齿（m=1-20mm）</DIV></TD><TD width="35%"><DIV align=center>8~10</DIV></TD></TR><TR><TD width="34%"><DIV align=center>单头滚刀滚齿（m=1-20mm）</DIV></TD><TD width="30%"><DIV align=center>滚刀精度等级：AA、A、B、C、</DIV></TD><TD width="35%"><DIV align=center>6~7、8、9、10</DIV></TD></TR><TR><TD width="34%"><DIV align=center>圆盘形插齿刀插齿（m=1~20mm）</DIV></TD><TD width="30%"><DIV align=center>插齿刀精度等级：AA、A、B</DIV></TD><TD width="35%"><DIV align=center>6、7、8</DIV></TD></TR><TR><TD width="34%"><DIV align=center>圆盘形梯齿刀剃齿（m=1~20mm）</DIV></TD><TD width="30%"><DIV align=center>剃齿刀精度等级：A、B、C</DIV></TD><TD width="35%"><DIV align=center>6、7、8</DIV></TD></TR><TR><TD width="64%" colSpan=2><DIV align=center>模数铣刀铣齿</DIV></TD><TD width="35%"><DIV align=center>9级以下</DIV></TD></TR><TR><TD width="64%" colSpan=2><DIV align=center>珩齿</DIV></TD><TD width="35%"><DIV align=center>6~7</DIV></TD></TR><TR><TD width="34%"><DIV align=center>磨齿</DIV></TD><TD width="30%"><DIV align=center>成形砂轮成形法</DIV><DIV align=center>盘形砂轮展成法</DIV><DIV align=center>两个盘形砂轮展成法（马格法）</DIV><DIV align=center>蜗杆砂轮展成法</DIV></TD><TD width="35%"><DIV align=center>5~6</DIV><DIV align=center>3~6</DIV><DIV align=center>3~6</DIV><DIV align=center>4~6</DIV></TD></TR><TR><TD width="64%" colSpan=2><DIV align=center>用铸铁研磨轮研齿</DIV></TD><TD width="35%"><DIV align=center>5~6</DIV></TD></TR><TR><TD width="64%" colSpan=2><DIV align=center>直齿圆锥齿轮刨齿</DIV></TD><TD width="35%"><DIV align=center>8</DIV></TD></TR><TR><TD width="64%" colSpan=2><DIV align=center>弧齿锥齿轮铣刀盘铣齿</DIV></TD><TD width="35%"><DIV align=center>8</DIV></TD></TR><TR><TD width="64%" colSpan=2><DIV align=center>蜗轮模数滚刀滚蜗轮</DIV></TD><TD width="35%"><DIV align=center>8</DIV></TD></TR><TR><TD width="64%" colSpan=2><DIV align=center>热轧齿轮（m=2~8mm）</DIV></TD><TD width="35%"><DIV align=center>8~9</DIV></TD></TR><TR><TD width="64%" colSpan=2><DIV align=center>热轧后冷校齿形（m=2~8mm）</DIV></TD><TD width="35%"><DIV align=center>7~8</DIV></TD></TR><TR><TD width="64%" colSpan=2><DIV align=center>冷轧齿轮（m≤1.5mm</DIV></TD><TD width="35%"><DIV align=center>7</DIV></TD></TR></TBODY></TABLE>
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