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    • 1. 发明专利
    • CUTTING INSERT
    • IL200774D0
    • 2010-05-17
    • IL20077409
    • 2009-09-07
    • ISCAR LTDCAROL SMILOVICIASSAF BALLAS
    • B23C20100101
    • A cutting insert having a pentagonal prismatic shape. A cutting region is associated with each polygonal side and is elevated with respect to a central tangential abutment surface. A primary cutting edge associated with a polygonal side is formed at the intersection of a primary rake surface and a primary relief surface. A secondary cutting edge associated with a rounded corner is formed at the intersection of a secondary rake surface and a secondary relief surface and merges with the primary cutting edge. The primary relief surface forms with the associated side abutment surface a primary relief surface angle that varies from a maximal value adjacent an upper end of the primary cutting edge to a minimal value. The secondary relief surface forms with the associated rounded corner a secondary relief surface angle that varies from a maximal value adjacent the primary cutting edge to a minimal value.
    • 8. 发明授权
    • Method and apparatus for manufacturing a cutting insert
    • 用于制造切削刀片的方法和装置
    • US08119062B2
    • 2012-02-21
    • US12769375
    • 2010-04-28
    • Carol SmiloviciOsama AtarAssaf BallasBasem Dakwar
    • Carol SmiloviciOsama AtarAssaf BallasBasem Dakwar
    • B22F3/12
    • B23C5/207B22F3/03B22F2005/001B30B15/022
    • A method for manufacturing a cutting insert green body having undercuts includes providing a die cavity formed in closed top and bottom dies; closing a bottom of the die cavity by a bottom punch accommodated in a punch tunnel formed in the bottom die; filling the die cavity with a pre-determined amount of sinterable powder; moving a top punch towards the die cavity through a punch tunnel formed in the top die; compacting the powder by urging the top and bottom punches towards each other, thereby forming the green body; and moving the top die and punch away from the bottom die and punch, thereby enabling removal of the formed green body. An apparatus for manufacturing a cutting insert green body having undercuts includes top and bottom dies which abut each other and top and bottom punches which slide in their respective dies.
    • 一种具有底切的切削刀片生坯的制造方法,其特征在于,具备形成于封闭的上下模具的模腔, 通过容纳在形成在底模中的冲孔通道中的底部冲头封闭模腔的底部; 用预定量的可烧结粉末填充模腔; 通过形成在顶模中的冲孔隧道将顶冲头移动到模腔; 通过将顶部和底部冲头朝向彼此推动来压实粉末,从而形成生坯体; 并移动顶部模具并将其从底部模具冲压出来,从而能够移除所形成的生坯体。 用于制造具有底切的切削刀片生坯的装置包括彼此邻接的顶部和底部模具以及在它们各自的模具中滑动的顶部和底部冲头。