TOOL REPLACEMENT DEVICE, MACHINE TOOL, AND ARM ATTACHMENT/REMOVAL METHOD

To provide a tool replacement device which enables easy maintenance management, and to provide a machine tool and an arm attachment/removal method.SOLUTION: A tool replacement device includes multiple rotary arms which hold a tool and includes: a cam attached to one end part of the arm; a rotary lev...

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Bibliographische Detailangaben
1. Verfasser:	WATANABE MASATERU
Format:	Patent
Sprache:	eng ; jpn
Schlagworte:	COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOTDIRECTED TO A PARTICULAR RESULT DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g.ARRANGEMENTS FOR COPYING OR CONTROLLING MACHINE TOOLS MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OFPARTICULAR DETAILS OR COMPONENTS METAL-WORKING NOT OTHERWISE PROVIDED FOR PERFORMING OPERATIONS TRANSPORTING
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Beschreibung
Zusammenfassung:	To provide a tool replacement device which enables easy maintenance management, and to provide a machine tool and an arm attachment/removal method.SOLUTION: A tool replacement device includes multiple rotary arms which hold a tool and includes: a cam attached to one end part of the arm; a rotary lever having a pivot shaft at a middle part; a roller which is attached to the one end part of the lever and contacts with the cam; a biasing member which is attached to the other end part of the lever and biases the roller to the cam; and a housing chamber which houses the other end part of the lever and the biasing member.SELECTED DRAWING: Figure 3 【課題】保守管理をし易い工具交換装置、工作機械、並びにアームの取付及び取り外し方法を提供する。【解決手段】工具を保持する回転可能な複数のアームを備える工具交換装置において、工具交換装置は、前記アームの一端部に取り付けたカムと、中途部に枢軸を有する回転可能なレバーと、前記レバーの一端部に取り付けてあり、前記カムに接触するローラと、前記レバーの他端部に取り付けてあり、前記ローラを前記カムに向けて付勢する付勢部材と、前記レバーの他端部及び前記付勢部材を収容する収容室とを備える。【選択図】図３