发明授权
- 专利标题： Cutter head and method of forming same
- 专利标题（中）： 切割头及其形成方法
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申请号： US31716272申请日： 1972-12-21
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公开(公告)号： US3820227A公开(公告)日： 1974-06-28
- 发明人: MENNE J , SIGULAS G
- 申请人： CATERPILLAR TRACTOR CO
- 专利权人： Caterpillar Inc
- 当前专利权人： Caterpillar Inc
- 优先权： US31716272 1972-12-21
- 主分类号： B23F21/12
- IPC分类号： B23F21/12 ; B23P15/34 ; B23P13/00
摘要：
A CUTTER HEAD FOR A GEAR CUTTING MACHINE OF THE TYPE WHEREIN A PLURALITY OF CUTTING TOOLS ARE MOUNTED IN RADIALLY MOVABLE AND CIRCUMFERENTIALLY SPACED RELATION UPON THE HEAD, THE CUTTER HEAD BEING FORMED FROM AN ANNULAR PRESSURE PLATE, A PLURALITY OF UNIFORMLY DIMENSIONED, WEDGE-SHAPED TOOL SLOT SEPARATORS AND A PLURALITY OF UNIFORMLY DIMENSIONED, GENERALLY RECTANGULAR TOOL SLOT SPACERS ALTERNATELY ARRANGED UPON THE ANNULAR PRESSURE PLATE TO FORM SLOTS FOR RECEIVING THE CUTTING TOOLS, THE SEPARATORS AND SPACERS BEING HEAT TREATED PRIOR TO ASSEMBLY UPON THE ANNULAR PRESSURE PLATE, THE SEPARATORS AND SPACERS BEING ACCURATELY POSITIONED UPON THE PRESSURE PLATE BY ALIGNMENT DOWELS SURROUNDED BY SOFT METAL PLUGS AND EXTENDING THROUGH COAXIAL BORES IN THE PRESSURE PLATE AND THE RESPECTIVE SEPARATORS AND SPACERS.
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