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US 12,030,145 B2Granted
Machine tool and system
AssigneeFanuc Corporation
InventorYuu Akutsu
Life of this patent
Estimating the term…
Abstract
A machine tool including a first cooling unit, such as a fan, that cools at least one of a drive part that drives a component of the machine tool and an amplifier of the drive part, a second cooling unit, such as a Peltier element, that cools the at least one of the drive part and the amplifier, and a cooling control unit that controls the first cooling unit and the second cooling unit, wherein vibration caused by the second cooling unit is less than vibration caused by the first cooling unit, and the cooling control unit switches cooling of the at least one of the drive part and the amplifier, from cooling by the first cooling unit to cooling by the second cooling unit.
Claims6
A machine tool comprising:
- a first cooling unit that cools at least one of a drive part that drives a component of the machine tool and an amplifier of the drive part;
- a second cooling unit that cools the at least one of the drive part and the amplifier;
- and
- a control unit that controls the first cooling unit and the second cooling unit,
- wherein vibration caused by the second cooling unit is less than vibration caused by the first cooling unit, and
- the control unit switches cooling of the at least one of the drive part and the amplifier, from cooling by the first cooling unit to cooling by the second cooling unit,
- wherein the control unit is configured to control the drive part based on a machining program,
- wherein the control unit switches from the cooling by the first cooling unit to the cooling by the second cooling unit, in response to a control command output from the control unit in accordance with the machining program to the drive part.
5 more elements
A machine tool comprising:
- a first cooling unit that cools at least one of a drive part that drives a component of the machine tool and an amplifier of the drive part;
- a second cooling unit that cools the at least one of the drive part and the amplifier;
- and
- a control unit that controls the first cooling unit and the second cooling unit,
- wherein vibration caused by the second cooling unit is less than vibration caused by the first cooling unit, and
- the control unit switches cooling of the at least one of the drive part and the amplifier, from cooling by the first cooling unit to cooling by the second cooling unit,
- wherein a storage unit of the control unit stores cooling method information,
- wherein the cooling method information indicates, in connection with each type of multiple types of tools used for machining, whether to use the first cooling unit or the second cooling unit;
- and
- the control unit switches from the cooling by the first cooling unit to the cooling by the second cooling unit, by using information of an in-use tool among the multiple types of the tools, and the cooling method information.
7 more elements
A machine tool comprising:
- a first cooling unit that cools at least one of a drive part that drives a component of the machine tool and an amplifier of the drive part;
- a second cooling unit that cools the at least one of the drive part and the amplifier;
- and
- a control unit that controls the first cooling unit and the second cooling unit,
- wherein vibration caused by the second cooling unit is less than vibration caused by the first cooling unit, and
- the control unit switches cooling of the at least one of the drive part and the amplifier, from cooling by the first cooling unit to cooling by the second cooling unit,
- wherein the machine tool, further comprises:
- a spindle to which a tool used for machining is attached,
- wherein the control unit switches from the cooling by the first cooling unit to the cooling by the second cooling unit, in response to control of the speed of the spindle.
6 more elements
A machine tool comprising:
- a first cooling unit that cools at least one of a drive part that drives a component of the machine tool and an amplifier of the drive part;
- a second cooling unit that cools the at least one of the drive part and the amplifier;
- and
- a control unit that controls the first cooling unit and the second cooling unit,
- wherein vibration caused by the second cooling unit is less than vibration caused by the first cooling unit, and
- the control unit switches cooling of the at least one of the drive part and the amplifier, from cooling by the first cooling unit to cooling by the second cooling unit,
- wherein the control unit is configured to control the drive part based on a machining program,
- wherein the control unit switches from the cooling by the first cooling unit to the cooling by the second cooling unit, in response to information regarding a target machining quality.
5 more elements
A machine tool comprising:
- a first cooling unit that cools at least one of a drive part that drives a component of the machine tool and an amplifier of the drive part;
- a second cooling unit that cools the at least one of the drive part and the amplifier;
- and
- a control unit that controls the first cooling unit and the second cooling unit,
- wherein vibration caused by the second cooling unit is less than vibration caused by the first cooling unit, and
- the control unit switches cooling of the at least one of the drive part and the amplifier, from cooling by the first cooling unit to cooling by the second cooling unit,
- wherein the control unit comprises a learning function unit for optimizing switching of the cooling.
4 more elements
Dependencies are inferred from the claim text.