Tool replacing device
AssigneeNakamura-Tome Precision Industry Co., Ltd.
InventorsTsuyoshi Hasuno, Yuuki Yoshida
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Abstract
An object of the present invention is to provide, in a machine tool, a tool changer that can quickly investigate and recover a stop of a change arm when a failure occurs during a change operation of a tool post and the change arm stops. In order to accomplish the object, this invention provides a tool changer provided in a machine tool and including a change arm 5 that performs a tool change operation from a first tool 2 of a tool post 1 to a second tool 4 of a replacement tool holder 3, wherein when an abnormality is detected during the tool change operation from the first tool 2 to the second tool 4, the tool change operation that has been stopped is performed in reverse order to return the change arm 5 to a state before the abnormality detection.
Claims16
A tool changer provided in a machine tool and including a change arm that performs an operation of changing a tool of a tool post, wherein
- when an abnormality is detected during a tool change operation and the change arm stops,
- the tool change operation that has been stopped is performed in reverse order to return the change arm to a state before the abnormality detection.
Dependencies are inferred from the claim text.