Modular drill apparatus with cutting tip in situ insert assembly

Modular drill apparatus with cutting tip in situ insert assembly

A modular drill apparatus (100) includes: a shank (110) having a pocket (112); a cylindrical post (117) centrally secured within a bottom (114) of the pocket (112); a cutting tip (130) including a lower portion (131) including a central bore (136) which receives the cylindrical post (117), an upper...

Ausführliche Beschreibung

Gespeichert in:
Bibliographische Detailangaben
Hauptverfasser: Euripedes da Silva, Marcelo, Frota de Souza Filho, Ruy
Format: Patent
Sprache:eng
Schlagworte:
BORING
MACHINE TOOLS
METAL-WORKING NOT OTHERWISE PROVIDED FOR
PERFORMING OPERATIONS
TRANSPORTING
TURNING
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Beschreibung
Zusammenfassung:A modular drill apparatus (100) includes: a shank (110) having a pocket (112); a cylindrical post (117) centrally secured within a bottom (114) of the pocket (112); a cutting tip (130) including a lower portion (131) including a central bore (136) which receives the cylindrical post (117), an upper portion (132) and a channel (134) therebetween; and an insert assembly (150) interfitted within and supported by the channel (134), the insert assembly (150) being expandable along a length thereof for securing the cutting tip (130) to the shank (110) within the pocket (112) by providing an interference fit and retractable along the length thereof for releasing the cutting tip (130) from the pocket (112) by overcoming the interference fit.