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公开(公告)号：US20050145603A1
公开(公告)日：2005-07-07
申请号：US10487036
申请日：2002-08-30
摘要： A workpiece and a wire electrode are positioned near each other with a gap therebetween. A high-frequency voltage applying unit applies a high-frequency voltage and a direct current voltage applying unit applies a direct current voltage, to the workpiece and the wire electrode. A detecting unit detects a low frequency component of a voltage occurring in the gap as a result of the electrical disch
摘要翻译： 工件和线电极彼此靠近地间隔开间隔。 高频电压施加单元施加高频电压，直流电压施加单元向工件和线电极施加直流电压。 检测单元检测由于放电而在间隙中产生的电压的低频分量
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公开(公告)号：US07038158B2
公开(公告)日：2006-05-02
申请号：US10487036
申请日：2002-08-30
摘要： A wire cutting electric discharge machine has a high frequency voltage applying unit that applies a high frequency voltage and a direct current voltage applying unit applies a direct current voltage to the gap between the wire electrode and the workpiece. A detecting unit detects a low frequency component of a voltage occurring in the gap as a result of the electric discharge. The apparatus controls a feed rate based upon the state of the gap determined by the detecting unit.
摘要翻译： 线切割放电机具有施加高频电压的高频电压施加单元，直流电压施加单元对线电极和工件之间的间隙施加直流电压。 检测单元检测由于放电而在间隙中产生的电压的低频分量。 该装置基于由检测单元确定的间隙的状态来控制进给速率。
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公开(公告)号：US20100016185A1
公开(公告)日：2010-01-21
申请号：US12296179
申请日：2006-04-05
申请人： Akihiro Goto , Masahiro Okane , Kazushi Nakamura , Hiroyuki Teramoto , Hiroyuki Ochiai , Mitsutoshi Watanabe
发明人： Akihiro Goto , Masahiro Okane , Kazushi Nakamura , Hiroyuki Teramoto , Hiroyuki Ochiai , Mitsutoshi Watanabe
CPC分类号： C23C26/02 , C23C8/80 , C23C26/00 , Y10T428/12493
摘要： To form a coating film having an excellent wear-resistant property in a temperature range from low temperature to high temperature a coating-film forming method includes a metal-powder producing step of producing a metal powder containing an element exhibiting a lubricating property when oxidized; an oxidizing step of oxidizing the metal powder so that an amount of oxygen contained in the metal powder is within 6 weight % to 14 weight %; and a coating-film forming step of forming a coating film on a material subject to a treatment, the coating film having such a composition that an area where an oxygen content is 3 weight % or less and an area where an oxygen content is 8 weight % or more are distributed in a unit area of the coating film when the metal powder is in a melted state or a semi-melted state, and an oxygen content of the entire coating film after the metal powder is melted or semi-melted being within 5 weight % to 9 weight %.
摘要翻译： 为了形成在低温至高温的温度范围内具有优异的耐磨性的涂膜，涂膜形成方法包括：金属粉末的制造步骤，其制造含有氧化时具有润滑性的元素的金属粉末; 氧化金属粉末的氧化步骤，使得金属粉末中所含的氧含量在6重量％至14重量％之间; 以及在经受处理的材料上形成涂膜的涂膜形成步骤，所述涂膜具有氧含量为3重量％以下的面积和氧含量为8重量的区域的组成 当金属粉末处于熔融状态或半熔化状态时，涂膜的单位面积中分布有％以上，并且金属粉末后的整个涂膜的氧含量在内部熔融或半熔融 5重量％至9重量％。
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4.发明申请公开(公告)号：US20090127110A1
公开(公告)日：2009-05-21
申请号：US11916044
申请日：2006-09-11
CPC分类号： C23C26/00 , B22F1/0062 , B22F1/0085 , B22F2998/10 , C22C1/1084 , C22C19/07 , C23C8/12 , B22F1/0003 , B22F1/0096
摘要： A method of manufacturing an electrode for electrical-discharge surface treatment includes increasing oxygen content in the powder; mixing the powder, in which the oxygen content is increased, with an organic binder and a solvent to prepare a liquid mixture; granulating the powder in the liquid mixture to form granulated powder; and forming the granulated powder to prepare a compact in which an oxygen concentration ranges from 4 weight % to 16 weight %.
摘要翻译： 制造放电表面处理用电极的方法包括增加粉末中的氧含量; 用有机粘合剂和溶剂混合其中氧含量增加的粉末以制备液体混合物; 将液体混合物中的粉末制粒成粒状粉末; 并形成造粒粉末以制备氧浓度范围为4重量％至16重量％的压块。
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5.发明申请Resistance welding electrode, method of manufacturing the same, resistance welding apparatus, and resistance welding line 审中-公开电阻焊接电极，其制造方法，电阻焊接装置和电阻焊接线公开(公告)号：US20070170153A1
公开(公告)日：2007-07-26
申请号：US10588776
申请日：2004-11-29
IPC分类号： B23K11/30
CPC分类号： C23C26/00 , B23K11/115 , B23K11/3009 , B23K2103/12 , B23K2103/16
摘要： A resistance welding electrode includes a first layer of a metal-carbide film that is formed by attaching or carbonizing of an electrode material on a surface of the resistance welding electrode by applying a voltage between a powder molding obtained by molding a powder consisting mainly of a metal powder that is likely to be carbonized or a metal compound powder or a powder molding obtained by heating the powder molding in a working fluid and the resistance welding electrode, to generate a pulse-like discharge in; and a second layer obtained by forming a film consisting mainly of any one of chrome, nickel, iron, tungsten, and molybdenum on the first layer.
摘要翻译： 电阻焊电极包括第一层金属碳化物膜，该第一层通过在电阻焊接电极的表面上附着或碳化电极材料而形成，该电极在通过模制主要由 可能被碳化的金属粉末或金属化合物粉末或通过在工作流体和电阻焊接电极中加热粉末成型而获得的粉末成型体，以产生脉冲状放电; 以及通过在第一层上形成主要由铬，镍，铁，钨和钼中的任一种形成的膜而获得的第二层。
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6.发明授权公开(公告)号：US08933361B2
公开(公告)日：2015-01-13
申请号：US13056609
申请日：2008-07-29
申请人： Satoshi Suzuki , Akihiro Goto , Kazushi Nakamura
发明人： Satoshi Suzuki , Akihiro Goto , Kazushi Nakamura
CPC分类号： B23H9/14 , B23H7/265 , B23H7/28 , B23H2200/20 , B23H2400/10
摘要： A microhole electric discharge machining apparatus that forms a conical inverse-tapered hole on a workpiece by a thin wire electrode, includes, an electrode holder that holds an upper part of the thin wire electrode and feeds a lower part of the thin wire electrode downward to stretch the lower part to the workpiece by rotating the thin wire electrode; a first guide member that is arranged near the workpiece upper surface and is provided with a first guide hole through which the thin wire electrode is penetrated on a hole-machining axis; a second guide member that is arranged between the first guide member and the electrode holder and is provided with a second guide hole through which the thin wire electrode is penetrated at a position eccentric from the hole-machining axis; and a swivel driving unit that circularly swivels the second guide member around the hole-machining axis.
摘要翻译： 一种微细孔放电加工装置，其通过细线电极在工件上形成锥形倒锥形孔，包括：电极保持器，其保持细线电极的上部并将细线电极的下部向下供给到 通过旋转细线电极将下部拉伸到工件; 第一引导构件，其布置在工件上表面附近并且设置有第一引导孔，细线电极穿过该第一引导孔穿过孔加工轴线; 第二引导构件，布置在第一引导构件和电极保持器之间，并且设置有第二引导孔，细线电极穿过第二引导孔偏心于孔加工轴线的位置; 以及旋转驱动单元，其围绕所述孔加工轴线旋转所述第二引导构件。
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7.发明授权公开(公告)号：US08168914B2
公开(公告)日：2012-05-01
申请号：US11666432
申请日：2005-10-27
申请人： Satoshi Suzuki , Kiyohito Oda , Kazushi Nakamura , Akihiro Goto
发明人： Satoshi Suzuki , Kiyohito Oda , Kazushi Nakamura , Akihiro Goto
IPC分类号： B23H1/02
摘要： In an electric discharge machining, in order to reduce damage of an object to be machined and an electrode and to achieve machining velocity enhancement and reduction of electrode wear amount by appropriately controlling a short-circuit current that flows when the electrode and the object to be machined are short-circuited, an electric-discharge-machining power supply apparatus for machining an object to be machined by interrupting every predetermined time period pulse trains that are turned on and off at predetermined timing, to supply electric power to a machining gap between a machining electrode (2) and the object (3) to be machined includes: a short circuit detecting means (11) for detecting a short circuit at the machining gap between the machining electrode (2) and the object (3) to be machined; and a pulse halting means (12) for, when the short circuit detecting means (11) detects a short circuit occurrence at the machining gap, halting generation of particular pulses in the pulse train so as to halt the power supply to the machining gap.
摘要翻译： 在放电加工中，为了减少待加工物体的损伤和电极，并且通过适当地控制当电极和物体所流动的短路电流时，实现加工速度的提高和电极磨损量的降低 加工短路的放电加工电源装置，用于通过在预定定时将每隔预定时间周期的导通和截止的脉冲串中断来加工待加工物体的放电加工电源装置，以将电力提供给 加工电极（2）和待加工物体（3）包括：短路检测装置（11），用于检测加工电极（2）和加工对象物（3）之间的加工间隙的短路; 以及脉冲停止装置（12），用于当短路检测装置（11）检测到加工间隙发生短路时，停止脉冲串中的特定脉冲的产生，以停止对加工间隙的电力供应。
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公开(公告)号：US20110135845A1
公开(公告)日：2011-06-09
申请号：US13057715
申请日：2008-08-06
IPC分类号： H01T14/00
摘要： An electrical discharge surface treatment method for forming a coating film by generating a pulsed electrical discharge between an electrode and a workpiece in working fluid or gas using a green compact obtained by molding metal powder or metal alloy powder or a molded body obtained by heating the green compact as the electrode, and by melting an electrode material by an energy of the pulsed electrical discharge, forming a coating of the electrode material or a coating of a material obtained by a reaction of the electrode material by the energy of the pulsed electrical discharge on a surface of the workpiece, the electrical discharge surface treatment method includes generating the pulsed electrical discharge by mixing together two or more types of pulsed electrical discharges having different energies.
摘要翻译： 一种放电表面处理方法，用于通过使用通过模制金属粉末或金属合金粉末或通过加热绿色而获得的成型体的生坯在工作流体或气体中产生电极和工件之间的脉冲放电来形成涂膜 作为电极致密，并且通过脉冲放电的能量熔化电极材料，形成电极材料的涂层或通过电极材料通过脉冲放电的能量的反应获得的材料的涂层 工件的表面，放电表面处理方法包括通过将具有不同能量的两种或更多种类型的脉冲放电混合在一起来产生脉冲放电。
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9.发明授权公开(公告)号：US07645958B2
公开(公告)日：2010-01-12
申请号：US11631303
申请日：2005-10-26
申请人： Kiyohito Oda , Satoshi Suzuki , Kazushi Nakamura , Akihiro Goto
发明人： Kiyohito Oda , Satoshi Suzuki , Kazushi Nakamura , Akihiro Goto
摘要： In order to obtain an electric-discharge-machining power supply apparatus that can flow discharge current pulses through the machining gap uniformly and efficiently, and can realize reduction of the amount of electrode wear in machining in the alternate current pulse system, in an electric-discharge-machining power supply apparatus (2) for applying electric-discharge-machining pulse voltage to a machining gap between a machining electrode (8) and an object (9) to be machined, wherein a circuit (22) composed of a parallel connection of a rectifying element (24) and a resistive element (23) is inserted in series along a wiring path extending from an electric-discharge pulse generating unit (6) to the machining gap, and the rectifying element (23) is so connected as to cause machining pulse currents to flow in an intended direction during the electric discharge generation.
摘要翻译： 为了获得能够均匀且有效地使放电电流脉冲流过加工间隙的放电加工电源装置，并且能够实现在交流脉冲系统中的加工中的电极磨损量的减少， 放电加工用电源装置（2），用于对加工电极（8）和被加工物（9）之间的加工间隙施加放电加工脉冲电压，其中，由并联连接构成的电路 整流元件（24）和电阻元件（23）沿着从放电脉冲发生单元（6）延伸到加工间隙的布线路径串联插入，整流元件（23）连接成 在放电发生期间使加工脉冲电流在预定方向上流动。
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公开(公告)号：US08287968B2
公开(公告)日：2012-10-16
申请号：US12296179
申请日：2006-04-05
申请人： Akihiro Goto , Masahiro Okane , Kazushi Nakamura , Hiroyuki Teramoto , Hiroyuki Ochiai , Mitsutoshi Watanabe
发明人： Akihiro Goto , Masahiro Okane , Kazushi Nakamura , Hiroyuki Teramoto , Hiroyuki Ochiai , Mitsutoshi Watanabe
CPC分类号： C23C26/02 , C23C8/80 , C23C26/00 , Y10T428/12493
摘要： To form a coating film having an excellent wear-resistant property in a temperature range from low temperature to high temperature a coating-film forming method includes a metal-powder producing step of producing a metal powder containing an element exhibiting a lubricating property when oxidized; an oxidizing step of oxidizing the metal powder so that an amount of oxygen contained in the metal powder is within 6 weight % to 14 weight %; and a coating-film forming step of forming a coating film on a material subject to a treatment, the coating film having such a composition that an area where an oxygen content is 3 weight % or less and an area where an oxygen content is 8 weight % or more are distributed in a unit area of the coating film when the metal powder is in a melted state or a semi-melted state, and an oxygen content of the entire coating film after the metal powder is melted or semi-melted being within 5 weight % to 9 weight %.
摘要翻译： 为了形成在低温至高温的温度范围内具有优异的耐磨性的涂膜，涂膜形成方法包括：金属粉末的制造步骤，其制造含有氧化时具有润滑性的元素的金属粉末; 氧化金属粉末的氧化步骤，使得金属粉末中所含的氧含量在6重量％至14重量％之间; 以及在经受处理的材料上形成涂膜的涂膜形成步骤，所述涂膜具有氧含量为3重量％以下的面积和氧含量为8重量的区域的组成 当金属粉末处于熔融状态或半熔化状态时，涂膜的单位面积中分布有％以上，并且金属粉末后的整个涂膜的氧含量在内部熔融或半熔融 5重量％至9重量％。
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