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11.发明授权Combined bore seat face grinding, EDM and lapping method for finishing fuel injector nozzle bodies 失效组合孔座面研磨，EDM和精加工喷油嘴体的研磨方法
公开(公告)号：US4721839A
公开(公告)日：1988-01-26
申请号：US866000
申请日：1986-05-22
摘要： A combined grinding and EDM apparatus has an indexable rotary turret with four work heads secured thereon to locate a pair of nozzle body blanks with their longitudinal axes in spaced parallelism; and either three or four compound cross and longitudinal slide assemblies carrying grinding tools, lapping tools or non-contact machining tools which work on the blanks to machine the face and to form a valve guide bore and a valve seat shaped as a frustrum of a cone whose axis is concentric with the bore, the valve seat cone surface having a small end diameter to large end diameter ratio in the order of 1-50.
摘要翻译： 组合的研磨和电火花加工设备具有可转位的旋转转台，其上安装有四个工作头，以定位一对喷嘴主体坯料，其纵向轴线间隔开平行; 以及三个或四个复合的横向和纵向滑动组件，其承载研磨工具，研磨工具或非接触式加工工具，其在坯料上加工表面并形成阀导向孔和形成为圆锥形的阀座 其轴线与孔同心，阀座锥体表面具有小的端部直径与大端部直径之比，大约为1-50。
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12.发明授权Method of combining grinding and EDM operation for finishing fuel injector nozzle bodies 失效将磨削和EDM操作相结合的方法，用于整理燃油喷射器喷嘴体
公开(公告)号：US4703142A
公开(公告)日：1987-10-27
申请号：US857880
申请日：1986-05-01
摘要： A combined grinding and EDM apparatus has an indexable rotary turret with work heads secured thereon to locate a pair of nozzle body blanks with their longitudinal axes in spaced parallelism; and compound cross and longitudinal slide assemblies carrying either grinding tools or non-contact machining tools which work on the blanks to form a valve guide bore and a valve seat shaped as a frustrum of a cone whose axis is concentric with the bore; the valve seat cone surface having a small end diameter to large end diameter ratio in the order of 1-50.
摘要翻译： 组合的研磨和EDM设备具有可转位的旋转转台，工作头固定在其上以使其一对喷嘴主体坯料以其间隔开的平行度定位; 以及复合的横向和纵向滑动组件，其承载在坯料上工作的研磨工具或非接触式加工工具，以形成阀导向孔和形成为其轴与孔同心的锥体的阀座; 阀座锥面具有小端部直径与大端部直径之比约为1-50。
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