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11. 发明公开

EP3205430A4 MACHINE TOOL AND CONTROL DEVICE FOR MACHINE TOOL 有权转让
公开(公告)号：EP3205430A4
公开(公告)日：2018-05-30
申请号：EP15848714
申请日：2015-10-06
申请人： CITIZEN WATCH CO LTD , CITIZEN MACHINERY CO LTD
发明人： SANNOMIYA KAZUHIKO , NAKAYA TAKAICHI
IPC分类号： B23B1/00 , B23B5/46 , B23B25/02 , B23G1/02 , B23G3/00 , B23Q15/12 , G05B19/4093
CPC分类号： B23G3/00 , B23B25/02 , B23B2260/0625 , B23G1/04 , B23Q15/12 , G05B19/186 , G05B19/4093 , G05B2219/36198 , G05B2219/37435
摘要： To provide a machine tool that is capable of preventing a long, continuous chip from getting entangled with a workpiece or a cutting tool when a threading work is performed on the workpiece, and a control device of the machine tool. A machine tool (100) is capable of performing a threading work by relatively feeding a workpiece (W) and a cutting tool (130) in a feeding direction while relatively rotating the workpiece (W) and the cutting tool (130) and by performing a cutting work for multiple times in a helical manner while reciprocally vibrating the workpiece (W) and the cutting tool (130) in a relative manner in a radial direction of the workpiece (W), and the machine tool (100) or a control device (C) of the machine tool (100) includes vibration setting means (C1) to set a pattern of vibration during each cutting work accompanied by the reciprocal vibration so that a cut portion of one cutting work partially includes a portion that has been cut in another cutting work.

12. 发明授权

EP3047927B1 ROD-MATERIAL SUPPLYING DEVICE AND NUMERICAL CONTROLLED MACHINE TOOL EQUIPPED WITH ROD-MATERIAL SUPPLYING DEVICE 有权转让
标题翻译：配备有杆材供应装置的杆材供应装置和数控机床
公开(公告)号：EP3047927B1
公开(公告)日：2018-04-18
申请号：EP14846020.7
申请日：2014-09-08
申请人： CITIZEN WATCH CO., LTD. , Citizen Machinery Co., Ltd.
发明人： WATANABE, Kiyohiko , SHIBUI, Yutaka
IPC分类号： B23B13/02 , B23B13/12 , B23B7/02 , B23Q5/00 , B23Q7/04
CPC分类号： B23B13/021 , B23B7/02 , B23B13/022 , B23B13/123 , B23B13/125 , B23Q7/042 , B23Q2005/005 , B23Q2707/003
摘要： In a bar material supplying device and a numerical control machine tool having the bar material supplying device, a bar material can be chucked even when driving force of a motor is insufficient. The bar material supplying device includes a feed rod (60) having a leading end provided with a finger chuck (61), a feed rod servomotor (74) and an air cylinder device (80) that move the feed rod (60) in a longitudinal direction to insert and pull the bar material (200) into and from the finger chuck (61), and an NC device (90) that controls driving of the feed rod servomotor (74) and driving of the air cylinder device (80). The NC device (90) controls the driving of the feed rod servomotor (74) and the driving of the air cylinder device (80) to move the feed rod (60) in an operation of inserting and pulling the bar material (200) into and from the finger chuck (61), and operates as an error allowable device that allows an error of an operation amount of the feed rod servomotor motor (74) in the operation of inserting and pulling the bar material (200) into and from the finger chuck (61).

13. 发明公开

EP3162476A4 WORK MACHINE AND WORKPIECE MACHINING SYSTEM 有权
公开(公告)号：EP3162476A4
公开(公告)日：2018-02-28
申请号：EP15814940
申请日：2015-06-23
申请人： CITIZEN WATCH CO LTD , CITIZEN MACHINERY CO LTD
发明人： NAKAYA TAKAICHI , KUBOTA MAMORU , NAKAZAWA SAKAE , SANNOMIYA KAZUHIKO
IPC分类号： B23B3/30 , B23Q37/00 , B23Q39/02 , B23Q41/02 , B23Q41/04
CPC分类号： B23B3/30 , B23Q37/00 , B23Q39/048 , B23Q41/02 , B23Q41/04
摘要： A machine tool (100) having a good processing productivity of a workpiece, and capable of improving a maintenance performance and an operation performance is provided. The machine tool (100) includes two fixed modules (M1, M3) and two movable modules (M2, M4) each of which having a main spindle (11), a headstock (12), and a tool post (13) being integrally formed, and a bed (1) on which these are installed. The movable modules (M2, M4) are provided on the bed (1) to be movable in the Y-axis direction, the fixed modules (M1, M3) are fixed on the bed (1) on the opposite sides of the these movable modules, and a recess (8) is provided next to the fixed module (M3), the recess being formed by cutting out the bed (1). The movable modules (M2, M4) are movable such that the axis lines of the main spindles of the movable modules are aligned with the axis line of the main spindle (11) of the fixed module (M1) or the fixed module (M3). The movable module (M4) is movable to the opposite position (P3) of the recess (8).

14. 发明公开

EP3127639A4 TURRET TOOL HOLDER AND MACHINE TOOL PROVIDED WITH SAID TURRET TOOL HOLDER 有权转让
公开(公告)号：EP3127639A4
公开(公告)日：2017-12-13
申请号：EP15774335
申请日：2015-03-31
申请人： CITIZEN WATCH CO LTD , CITIZEN MACHINERY CO LTD
发明人： AOYAGI ATSUSHI
IPC分类号： B23B29/24 , B23B29/32 , B23Q5/04
CPC分类号： B23Q5/10 , B23B29/323 , B23Q5/04 , B23Q16/02 , B23Q39/00 , B23Q2039/004 , B23Q2220/002 , Y10T29/5155
摘要： This disclosure provides a turret tool post that can turn a tool supported by a tool attachment part relative to a turret with a simple structure. A turret tool post (10) includes a turret (12) turnably supported by a post body (11), turret turning means having a turret turning shaft (23) and the like to turn the turret (12), a tool attachment part (15) turnably holding a rotatable tool (14a) and attached to the turret (12), and tool-attachment-part turning means turning the tool attachment part (15) to turn the rotatable tool (14a). The tool-attachment-part turning means and the turret turning means are provided independently and arranged to face each other. The tool-attachment-part turning means includes a tool turning motor (41) installed inside the turret (12) and an attachment-part transmission shaft (90) connected to the tool turning motor (41).

15. 发明公开

EP3103576A4 MACHINING DEVICE AND MACHINING METHOD 有权转让
公开(公告)号：EP3103576A4
公开(公告)日：2017-11-15
申请号：EP15743949
申请日：2015-01-29
申请人： CITIZEN WATCH CO LTD , CITIZEN MACHINERY CO LTD
发明人： TAKAHASHI HIKARU
IPC分类号： B23F5/20 , B23C3/04 , B23C5/08 , B23F21/14
CPC分类号： B23F5/20 , B23C3/30 , B23C5/06 , B23C5/10 , B23C2210/244 , B23C2220/36 , B23F5/202 , B23F5/205 , B23F5/22 , B23F21/12 , B23F21/122 , Y10T29/5109 , Y10T407/17 , Y10T407/1745 , Y10T409/101749 , Y10T409/105565 , Y10T409/10795 , Y10T409/108586 , Y10T409/108904
摘要： The present invention achieves a machining apparatus which can easily be composed and a machining method which can perform gear machining or splined shaft machining easily by using an existing lathe. More specifically, the invention achieves a machining apparatus 1 comprising: a cutter 11 which includes a blade part 20 formed in the shape of a ring around a peripheral surface thereof and which is driven to rotate about an axis thereof; a workpiece holder 13 which holds a workpiece W rotatably; and a cutter driver 12 which moves the cutter 11 and the workpiece W relative to each other along an axial direction, wherein a gear or a splined shaft is formed on the peripheral surface of the workpiece W by synchronizing the rotation of the workpiece W with the relative movement of the cutter 11 and the workpiece W and by rotating the cutter 11, and wherein a plurality of the blade parts 20 are disposed side by side along the axis, the cutter driver 12 drives the cutter 11 to rotate in one direction around the axis and to reciprocate relative to the workpiece W along the axis, the workpiece holder 13 rotates the workpiece W in a forward/reverse direction in accordance with reciprocation of the cutter 11, and cutting is performed on the workpiece W so as to form thereon an external shape of a gear or a splined shaft by placing each of the blade parts 20 of the cutter 11 in contact with the peripheral surface of the workpiece W.

16. 发明公开

EP3205448A1 CONTROL DEVICE FOR MACHINE TOOL 有权
标题翻译：机床控制装置
公开(公告)号：EP3205448A1
公开(公告)日：2017-08-16
申请号：EP15849606.7
申请日：2015-10-05
申请人： Citizen Watch Co., Ltd. , Citizen Machinery Co., Ltd.
发明人： NAKAYA, Takaichi , MATSUMOTO, Hitoshi
IPC分类号： B23Q15/00 , G05B19/4155
摘要： A control device for a machine tool to produce a plurality of different-shaped products efficiently and successively is provided. In the control device, each driving shaft of modules M1, M2, M3 is assigned to different control systems. The device includes: a multi-system program storage part (30) for storing a plurality of multi-system programs to machine a workpiece in different shapes, a multi-system program dividing part (31) for dividing the multi-system programs into machining programs, a divided program storage part (32) for storing the divided machining programs individually, a system-based program storage part (34) for storing the machining programs for the respective control systems, and a machining program selection part (33) for selecting the machining program from the divided program storage part (32) in accordance with the machining step to be executed and for storing the selected machining program in the system-based program storage part (34) for the respective control systems.
摘要翻译：提供了一种机床的控制装置，用于有效且连续地生产多个不同形状的产品。在控制装置中，模块M1，M2，M3的每个驱动轴被分配给不同的控制系统。该设备包括：多系统程序存储部分（30），用于存储用于以不同形状加工工件的多个系统程序;多系统程序划分部分（31），用于将多系统程序划分为机械加工程序，分别存储分割加工程序的分割程序存储部（32），存储各控制系统的加工程序的基于系统的程序存储部（34），以及选择加工程序选择部（33）根据要执行的加工步骤从分割程序存储部分（32）获取加工程序，并将所选择的加工程序存储在用于各个控制系统的基于系统的程序存储部分（34）中。

17. 发明公开

EP3127639A1 TURRET TOOL HOLDER AND MACHINE TOOL PROVIDED WITH SAID TURRET TOOL HOLDER 有权转让
标题翻译：维也纳威斯康星州威尔士糖尿病麻醉医院DIESEM REVOLVERWERKZEUGHALTER
公开(公告)号：EP3127639A1
公开(公告)日：2017-02-08
申请号：EP15774335.2
申请日：2015-03-31
申请人： Citizen Holdings Co., Ltd. , Citizen Machinery Co., Ltd.
发明人： AOYAGI, Atsushi
IPC分类号： B23B29/24 , B23B29/32 , B23Q5/04
摘要： This disclosure provides a turret tool post that can turn a tool supported by a tool attachment part relative to a turret with a simple structure.
A turret tool post (10) includes a turret (12) turnably supported by a post body (11), turret turning means having a turret turning shaft (23) and the like to turn the turret (12), a tool attachment part (15) turnably holding a rotatable tool (14a) and attached to the turret (12), and tool-attachment-part turning means turning the tool attachment part (15) to turn the rotatable tool (14a). The tool-attachment-part turning means and the turret turning means are provided independently and arranged to face each other. The tool-attachment-part turning means includes a tool turning motor (41) installed inside the turret (12) and an attachment-part transmission shaft (90) connected to the tool turning motor (41).
摘要翻译：本公开提供了一种转塔刀架，其能够以简单的结构转动由工具附接部分相对于转台支撑的工具。转塔刀架（10）包括由柱体（11）可转动地支撑的转台（12），具有转塔转动轴（23）等转动转塔（12）的转塔转动装置，工具安装部分 15）可旋转地保持可旋转工具（14a）并附接到转台（12），并且工具附接部转动装置转动工具安装部分（15）以转动可旋转工具（14a）。工具安装部转动装置和转塔转动装置独立地设置并相对配置。工具安装部转动装置包括安装在转塔（12）内部的工具转动电动机（41）和连接到工具回转电动机（41）的安装部件传动轴（90）。

18. 发明公开

EP2913146A4 MACHINE TOOL 有权转让
公开(公告)号：EP2913146A4
公开(公告)日：2016-08-03
申请号：EP13849057
申请日：2013-10-09
申请人： CITIZEN HOLDINGS CO LTD , CITIZEN MACHINERY CO LTD
发明人： NAKAZAWA SAKAE , HANDA AKIRA , YANAKAWA SHOUZEN
IPC分类号： B23Q7/04 , B23B7/06 , B23Q11/08
CPC分类号： B23Q7/04 , B23B7/06 , B23Q11/0891 , Y10T82/2514
摘要： A set means for setting a workpiece (11) is provided behind a main shaft (4), the front end of which is provided with a chuck (8) that opens and closes freely, and is disposed so as to support the workpiece (11) with the chuck central axis line (C1) of the chuck (8) and the workpiece central axis line (C2) of the workpiece (11) positioned on a single line. The orientation of a workpiece (11)-holding means (53) of a conveyance means (56) for conveying the workpiece (11) between the set means (41) and the main shaft (4) is configured to be maintained when transferring the workpiece (11) between the holding means and the set means (41) and when transferring between the holding means and the chuck (8).

19. 发明公开

EP3047927A1 ROD-MATERIAL SUPPLYING DEVICE AND NUMERICAL CONTROLLED MACHINE TOOL EQUIPPED WITH ROD-MATERIAL SUPPLYING DEVICE 有权转让
标题翻译：供纱杆材料和数控机床与饲养棒材
公开(公告)号：EP3047927A1
公开(公告)日：2016-07-27
申请号：EP14846020.7
申请日：2014-09-08
申请人： Citizen Holdings Co., Ltd. , Citizen Machinery Co., Ltd.
发明人： WATANABE, Kiyohiko , SHIBUI, Yutaka
IPC分类号： B23B13/02 , G05D3/12
CPC分类号： B23B13/021 , B23B7/02 , B23B13/022 , B23B13/123 , B23B13/125 , B23Q7/042 , B23Q2005/005 , B23Q2707/003
摘要： In a bar material supplying device and a numerical control machine tool having the bar material supplying device, a bar material can be chucked even when driving force of a motor is insufficient.
The bar material supplying device includes a feed rod (60) having a leading end provided with a finger chuck (61), a feed rod servomotor (74) and an air cylinder device (80) that move the feed rod (60) in a longitudinal direction to insert and pull the bar material (200) into and from the finger chuck (61), and an NC device (90) that controls driving of the feed rod servomotor (74) and driving of the air cylinder device (80). The NC device (90) controls the driving of the feed rod servomotor (74) and the driving of the air cylinder device (80) to move the feed rod (60) in an operation of inserting and pulling the bar material (200) into and from the finger chuck (61), and operates as an error allowable device that allows an error of an operation amount of the feed rod servomotor motor (74) in the operation of inserting and pulling the bar material (200) into and from the finger chuck (61).

20. 发明公开

EP2412476A4 WORK SUPPLY APPARATUS AND MACHINE TOOL PROVIDED WITH THE WORK SUPPLY APPARATUS 审中-公开
标题翻译： ARBEITSZUFUHRRORRICHTUNG发展MASCHINENWERKZEUG MIT DER ARBEITSZUFUHRRORRICHTUNG
公开(公告)号：EP2412476A4
公开(公告)日：2016-07-13
申请号：EP10755572
申请日：2010-02-23
申请人： CITIZEN MACHINERY CO LTD
发明人： MASUDA MASAAKI
IPC分类号： B23Q7/06 , B23B13/02 , B23B15/00
CPC分类号： B23B13/022 , B23B2270/16 , B23Q7/06 , B66F7/22

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