Citizen Machinery Miyano Co., Ltd.
|Citizen Machinery Miyano Co., Ltd. Patent applications|
|Patent application number||Title||Published|
|20130256201||WORKPIECE SEPARATION APPARATUS - There is provided a workpiece separation apparatus permitting to input a mixture of workpieces and chips stably within a flow current and to separate them accurately and efficiently.||10-03-2013|
|20130249174||FIXING DEVICE FOR WORKPIECE IN MACHINE TOOL AND MACHINE TOOL HAVING THE FIXING DEVICE - Wear of a sliding member is prevented or controlled in a portion of the sliding member at a specific angular position (phase) about an axis. A fixing device includes a chuck-actuating claw which rotates with a main spindle, and is displaced to open and close a chuck section, a rubber ring which rotates with the main spindle, and a bobbin (sliding member) which is provided to be movable between a first position and a second position along an axis direction of the main spindle, rotates with the rubber ring in contact with the rubber ring in the first position, rotates with the chuck-actuating claw while displacing the chuck-actuating claw in contact with the chuck-actuating claw in the second position, and does not have contact with both of the rubber ring and the chuck-actuating claw in a partial range between the first position and the second position.||09-26-2013|
|20130184893||POWER SUPPLY MANAGEMENT DEVICE AND MACHINE TOOL HAVING THE POWER-SUPPLY MANAGEMENT DEVICE - The present invention provides a power-supply management device which can efficiently connect and disconnect power supply to an electric-powered section, and a machine tool including the power-supply management device. The power-supply management device (||07-18-2013|
|20130098738||PRODUCT COLLECTION APPARATUS - A product collection apparatus which provides a product conveyed by a conveyance belt to a rotary table to collect the product includes a conveyance belt to be rotated; a rotary table supported rotatably, linkage unit which links a driving force input unit for conveyance belt which receives driving force to rotate the conveyance belt and a driving force input unit for rotary table which receives driving force to rotate the rotary table, and an actuator which transfers the driving force to the conveyance belt and the rotary table through the linkage unit.||04-25-2013|
|20130014619||MACHINE TOOLAANM Tsuyusaki; UmeoAACI SaitakaAACO JPAAGP Tsuyusaki; Umeo Saitaka JPAANM Akimoto; SatoruAACI TokyoAACO JPAAGP Akimoto; Satoru Tokyo JPAANM Shinohara; HiroshiAACI SaitamaAACO JPAAGP Shinohara; Hiroshi Saitama JP - There is provided a machine tool which holds a large number of tools and capable of performing various kinds of works without replacing the tools, which is easy to operate and which allows faster and accurate operations with less number of movable parts. A front tool post (||01-17-2013|
|20130008291||MACHINE TOOL - There is provided a machine tool capable of working a workpiece regardless whether it is gripped by a front spindle or a back spindle while guiding a free end side thereof by one guide bushing (||01-10-2013|
|20130008002||MACHINE TOOL - A machine tool is provided with a tool mounting part mounting and holding a tool for working a workpiece, a motor rotating the tool mounting part such that an edge of the tool is inclined with respect to the workpiece, control means holding the tool standby such that the edge of the tool is positioned at a working standby position proximal to a surface of the workpiece and starting a working movement from the working standby position. In the machine tool, the control means includes working standby position correcting means to correct the working standby position to a corrected working standby position according to a diameter d of the tool and a rotational angle θ of the tool mounting part such that the tool does not interfere with the workpiece when the tool is held standby at the working standby position in a rotated state by the motor.||01-10-2013|
|20120186407||WORK SUPPLYING APPARATUS - There is provided a work supplying apparatus for automatically and smoothly supplying workpieces having various shapes and sizes from a rear end of a hollow spindle in a machine tool or assembling machine. The work supplying apparatus has a work pushing means for pushing the workpiece held by a holding means into a chuck, and a pusher for pushing and holding the workpiece supplied to a work receiver in the direction of the holding means.||07-26-2012|
|20120144969||WORKPIECE AND GRIPPING MECHANISM - There are provided a workpiece and a gripping mechanism capable of shortening the handling time not involved in machining, shortening the overall time required for producing a plurality of finished members, accurately positioning the workpiece even if there is an axial dimension error, lessening waste of a material and reducing the burden of disposal of discharged chips. The workpiece has a shape in which plural raw blanks that become products by material removal are integrally molded. The gripping mechanism comprises a free moving means that relatively and freely moves a gripper and the workpiece, and a positioning means for defining the axial gripping position of the gripper and the workpiece.||06-14-2012|
|20120013062||WORK SUPPLY APPARATUS AND MACHINE TOOL PROVIDED WITH THE WORK SUPPLY APP - A work supply apparatus that can cope with a variation (decrease or increase) in length of the work and can eliminate adverse effects caused by vibration or the like and a machine tool provided with this work supply apparatus are aimed at to be provided.||01-19-2012|
|20120006164||COOLANT SUPPLY STRUCTURE FOR TURRET TOOL HEAD - To provide a coolant supply structure for a turret tool rest in which the central part of the intermediate shaft can be utilized effectively as a space and there is no need to allow this shaft to be hollow when a shaft such as a driving shaft is inserted.||01-12-2012|
Patent applications by Citizen Machinery Miyano Co., Ltd.