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    • 1. 发明专利
    • 引き込み機構を持つチャック装置
    • 具有可回收机构的装置
    • JP2015058529A
    • 2015-03-30
    • JP2013196234
    • 2013-09-20
    • 株式会社北川鉄工所Kitagawa Iron Works Co Ltd
    • NISHINOMIYA TAMIKAZU
    • B23B31/177
    • 【課題】工作機械に使用するチャック装置であって、ワークをチャック本体側へ引き込む機能を持つチャック装置において、ウエッジ部位の摺動部のガタつきが発生し、安定した引き込み動作が行なわれず、高い把握精度を得ることができない。【解決手段】マスタージョウの後端へ配置され、ジョウがワークへの接触後にマスタージョウへ作用力を付与する第一付勢手段と、常にマスタージョウへ作用力を付与する第二付勢手段を備え、該第二付勢手段が第一付勢手段よりも小さい作用力を常に発生させる【選択図】図1
    • 要解决的问题为了解决在机床中使用的卡盘装置的问题,并且具有将工件拉到卡盘体侧的功能,即滑动部分的倾向在楔形部分中趋于发生,导致 具有稳定的牵引操作的困难和获得高的抓握精度。解决方案:具有可伸缩机构的卡盘装置设置有第一推动装置,其布置在主钳的后端并向主钳施加主动力 在钳口与工件接触并且总是对主颚施加另一个有效力的第二推动装置之后,并且第二推动装置总是产生小于第一推动装置产生的有效力的有效力。
    • 2. 发明专利
    • Continuous mixing apparatus including mixing means
    • 连续混合装置,包括混合装置
    • JP2014054583A
    • 2014-03-27
    • JP2012199031
    • 2012-09-11
    • Kitagawa Iron Works Co Ltd株式会社北川鉄工所
    • MIYAGAKI HIROKI
    • B01F7/04B01F7/08B28C5/14
    • PROBLEM TO BE SOLVED: To provide a continuous mixing apparatus capable of securing a stable supply amount with a structure capable of solving insufficient mixing because of having a sufficient mixing capacity, and conveying a material smoothly, and not preventing continuous supply of a fixed amount of a mixed material, concerning a continuous mixer including screw blades or paddles.SOLUTION: A plurality of mixing means constituted of screw blades or paddles are provided adjacently in the rotary shaft center direction of a mixing shaft, and each mixing means adjacent in the rotary shaft center direction is provided with each different material conveyance capacity, to thereby generate collision of each material, and to urge mixing action.
    • 要解决的问题:提供一种连续混合装置,其能够由于具有足够的混合能力而能够以能够解决不充分混合的结构来确保稳定的供给量,并且顺利地输送材料,而不是防止连续供应固定量的 混合材料,涉及包括螺旋叶片或桨叶的连续混合机。解决方案:在混合轴的旋转轴中心方向上相邻设置由螺旋叶片或桨叶构成的多个混合装置,并且每个混合装置在旋转轴 中心方向设置有各种不同的材料传送能力,从而产生每种材料的碰撞并促进混合动作。
    • 3. 发明专利
    • Water supply apparatus
    • 供水设备
    • JP2014040738A
    • 2014-03-06
    • JP2012183565
    • 2012-08-22
    • Kitagawa Iron Works Co Ltd株式会社北川鉄工所
    • KITAGAWA SHIGEKI
    • E03B9/02A62C35/20A62C35/68
    • PROBLEM TO BE SOLVED: To provide a water supply apparatus which facilitates such an operation of attaching and detaching the water supply apparatus to/from an underground-type fire hydrant, and allows an operator to save the trouble of the operation, in the water supply apparatus which is connected with a water outlet end of the fire hydrant that is placed under the ground, and sends water to a water discharge port at the ground.SOLUTION: The water supply apparatus comprises: a water pipe 10 which has one end connected with a water outlet end 201 and sends water to a faucet 74; a holding part 40 provided at an outer peripheral surface of the water pipe 10; and a water discharge part 70 which is connected with the other end of the water pipe 10 and has the faucet 74. The water supply apparatus is attached to and detached from the water outlet end 201 of a fire hydrant 200 by using the holding part 40.
    • 要解决的问题:提供一种供水装置,其便于将供水装置与地下式消防栓相连接和拆卸的操作,并且允许操作者将操作的麻烦节省在供水 与位于地下的消防栓的出水端连接并将水送到地面的排水口的设备。解决方案:供水装置包括:水管10,其一端与 水出口端201并将水送到水龙头74; 设置在水管10的外周面的保持部40; 以及与水管10的另一端连接并具有水龙头74的排水部70.通过使用保持部40将供水装置安装到消火栓200的出水端201并从其拆下 。
    • 4. 发明专利
    • Air chuck
    • 空气调节器
    • JP2013226639A
    • 2013-11-07
    • JP2012162851
    • 2012-07-23
    • Kitagawa Iron Works Co Ltd株式会社北川鉄工所
    • MASAJI NAOYUKIKAWAKITA YUKI
    • B23B31/30
    • PROBLEM TO BE SOLVED: To solve a problem that, in an air chuck for a machine tool feeding and exhausting air to/from an air feeding/exhausting path of a chuck body through a through-hole provided at an adjusting packing, the length of a chuck in the rotational axial direction becomes long when the number of feed circuits of a pressure medium fed to the chuck is two or more.SOLUTION: A ring groove containing an adjusting packing is composed of: an air groove continuously connected to each feeding/exhausting path of a plurality of feeding/exhausting paths and holding air; and a partitioning part forming a protruded part and in contact with the adjusting packing in which the partitioning part separates air in adjacent air grooves.
    • 要解决的问题:为了解决在机床的空气卡盘中,通过设置在调整用填料上的贯通孔向空气供给/排出空气供给卡盘主体的供气/排出路径的空气卡盘的长度 当供给到卡盘的压力介质的供给回路的数量为2个以上时,旋转轴方向的卡盘变长。解决方案:包含调整用填料的环槽由以下部分构成:空气槽连续地连接到每个进给/ 多个供给/排出路径的排气路径和保持空气; 以及形成突出部分并与调节衬垫接触的分隔部分,其中分隔部分在相邻的空气槽中分离空气。
    • 5. 发明专利
    • Method and equipment for producing granule with iron-making sludge or the like as main raw material
    • 用于生产砂浆的方法和设备或类似原料的方法和设备
    • JP2012097295A
    • 2012-05-24
    • JP2010243938
    • 2010-10-29
    • Jfe Steel CorpJfeスチール株式会社Kitagawa Iron Works Co Ltd株式会社北川鉄工所
    • MATSUI TAKASHIHIGUCHI TAKAHIDEKIKUI TETSUYAKATSUBE HIDEKAZUISHIHARA REIICHI
    • C22B1/243
    • PROBLEM TO BE SOLVED: To produce granules which are suitable for furnace raw material by appropriately granulating water-containing iron-making sludge and iron-making dust without performing special drying treatment.SOLUTION: In the method for producing the granules of raw material essentially consisting of iron-making sludge and iron-making dust, a granule production device includes: a stirring blade revolved in a drum charged with the raw material to be granulated; and a stirring rotor performing rotation while being revolved in the drum together with the stirring blade. Using the granule production device, the method includes: a step of successively performing cracking treatment for the iron-making sludge, mixing treatment for the iron-making sludge, the iron-making dust and a solidifying agent and a granulating treatment for the raw material; a step of charging the granules obtained by the step into a coarse grain crusher, performing the selective crushing treatment of only large lumps contained in the granules; and a step of charging the granules subjected to the step into a tumbling machine and performing particle size regulation treatment in which the surfaces of the granules are smoothed.
    • 要解决的问题:通过在不进行特殊干燥处理的情况下适当地造粒含水的铁水泥和铁制粉尘来制造适用于炉料的颗粒。 解决方案:一种颗粒生产装置,其特征在于,在由铁制污泥和铁粉尘组成的原料颗粒的制造方法中,包括:搅拌叶片,旋转于带有待造粒原料的转筒中; 以及搅拌转子,与搅拌叶片一起在滚筒中旋转。 使用颗粒生产装置,该方法包括:对炼铁污泥连续进行裂化处理的步骤,制铁污泥,炼铁粉和固化剂的混合处理以及原料的造粒处理 ; 将通过该步骤获得的颗粒装入粗粒破碎机的步骤,对包含在颗粒中的大块进行选择性粉碎处理; 以及将经过该步骤的颗粒装入滚筒机中并进行使颗粒表面平滑的粒径调节处理的步骤。 版权所有(C)2012,JPO&INPIT
    • 6. 发明专利
    • Chuck driving device
    • 开车装置
    • JP2011031326A
    • 2011-02-17
    • JP2009178413
    • 2009-07-30
    • Kitagawa Iron Works Co Ltd株式会社北川鉄工所
    • HATAJIMA TOSHIKATSUKANESHIMA MUTSUTAMI
    • B23B31/30
    • PROBLEM TO BE SOLVED: To solve problems that a hydraulic rotating cylinder has a rotating valve part and a runner provided in an outer periphery thereof for supplying and recovering hydraulic pressure which are formed in a sleeve body arranged in a longitudinal direction of a rotating shaft, however, the hydraulic rotating cylinder is long in the longitudinal direction to ensure the runner and a vibration is generated due to a misalignment caused by an overhang in a rear part of a lathe due to the long hydraulic rotating cylinder in the longitudinal direction. SOLUTION: In a chuck driving device, a coupling means includes two pairs of sockets and plugs which are connected together during the supply/recovery of a pressure medium and separated from each other during the rotation of a cylinder body. The socket and the plug include a check valve means for sealing the pressure medium. The coupling means is arranged outside the cylinder body. COPYRIGHT: (C)2011,JPO&INPIT
    • 解决的问题为了解决液压旋转圆筒具有旋转阀部件和设置在其外周的流道的问题,用于提供和回收在沿纵向方向布置的套筒本体中形成的液压 旋转轴,但是液压旋转筒在长度方向上较长,以确保由于在长度方向上的长的液压旋转筒而在车床的后部由于悬垂引起的偏移而产生的转子和振动 。 解决方案:在卡盘驱动装置中,联接装置包括两对插座和插头,其在压力介质的供应/恢复期间连接在一起,并且在筒体旋转期间彼此分离。 插座和插头包括用于密封压力介质的止回阀装置。 联接装置设置在缸体的外侧。 版权所有(C)2011,JPO&INPIT
    • 7. 发明专利
    • Chuck device used for friction welding machine
    • 用于摩擦焊接机的切割装置
    • JP2010089157A
    • 2010-04-22
    • JP2008264475
    • 2008-10-10
    • Kitagawa Iron Works Co Ltd株式会社北川鉄工所
    • ASO NORIHIKOAKAO YOHEI
    • B23K20/12
    • PROBLEM TO BE SOLVED: To provide a compact chuck device which can solve a problem that a conventional chuck device for gripping a workpiece in a friction welding machine is designed to be necessarily long in the axial direction because components of the chuck device such as hydraulic cylinders for driving, plungers and claws are arranged in parallel with the axial direction so that the length of the workpiece in the axial direction is limited.
      SOLUTION: The chuck device for the friction welding machine is equipped with claws 2 which grip a workpiece 4 by moving inward in the radial direction, hydraulic cylinders 5 linking with the claws and spring steel 9 fixed to the claws. The spring steel accumulates contractile force inward in the radial direction by the action of the hydraulic cylinders 5 when the workpiece is released and moves the claws inward in the radial direction with the contractile force when the workpiece is gripped.
      COPYRIGHT: (C)2010,JPO&INPIT
    • 解决问题的方案为了提供一种紧凑型卡盘装置,其能够解决在摩擦焊接机中夹持工件的传统卡盘装置被设计为在轴向方向上必然长的问题,因为卡盘装置的部件如 由于用于驱动的​​液压缸,柱塞和爪与轴向平行地布置,使得工件在轴向上的长度受到限制。 解决方案:用于摩擦焊接机的卡盘装置装备有通过向径向向内移动而抓住工件4的爪2,与爪连接的液压缸5和固定到爪的弹簧钢9。 当工件被释放时,弹簧钢通过液压缸5的作用沿径向向内累积收缩力,并且当夹紧工件时,弹性钢带以收缩力沿径向向内移动。 版权所有(C)2010,JPO&INPIT
    • 8. 发明专利
    • Pattern partially having lost foam, and casting method using the same
    • 具有部分失效泡沫的图案,以及使用其的铸造方法
    • JP2009226434A
    • 2009-10-08
    • JP2008073834
    • 2008-03-21
    • Kitagawa Iron Works Co Ltd株式会社北川鉄工所
    • TAKEDA KIYONORIKASAHARA YASUMASA
    • B22C7/00B22C7/02
    • PROBLEM TO BE SOLVED: To form a pattern with a simple structure by improving a pattern used for a green sand mold, and to remarkably improve the operability of a casting stage. SOLUTION: Disclosed is a pattern used for a green sand mold, and obtained by fitting an existent pattern produced by a die or a wooden mold with a lost foam pattern composed of a material disappearing by the heat of a molten metal, and in which, when casting sand is filled and molded, the lost foam pattern is separated from the existent pattern, so as to be stored into the casting sand. Also disclosed is a casting method where a desired molten metal is cast using a green sand mold composed of a material in which a projection part requiring split dies such as a projecting part in a pattern is made disappear by the heat of the molten metal upon the casting, and in which the projection part is separated from the pattern upon molding, and is left in casting sand. COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:通过改进用于绿砂模具的图案来形成具有简单结构的图案,并且显着提高浇铸阶段的可操作性。 解决方案:公开了一种用于绿砂模具的图案,其通过将由模具或木模制成的存在图案与由熔融金属的热量消失的材料构成的消失泡沫图案相配合,以及 其中,当铸砂被填充和模制时,将失去的泡沫图案与现有图案分离,以便被储存在铸砂中。 还公开了一种铸造方法,其中使用生砂模具铸造所需的熔融金属,所述生砂模具由以下材料组成,其中需要诸如图案中的突出部分的分割模具的突出部分被熔融金属的热量消失 铸造,并且其中突出部分在模制时与图案分离,并且留在铸砂中。 版权所有(C)2010,JPO&INPIT
    • 9. 发明专利
    • Method for manufacturing granulated material of metal-containing by-product, and granulation equipment
    • 含金属副产品和造粒设备的颗粒材料的制造方法
    • JP2009007645A
    • 2009-01-15
    • JP2007170992
    • 2007-06-28
    • Daido Steel Co LtdKitagawa Iron Works Co Ltd大同特殊鋼株式会社株式会社北川鉄工所
    • YAMAUCHI TAKASHIKATSUBE HIDEKAZU
    • C22B1/248B01J2/10B01J2/12B09B3/00C22B1/242C22B7/02
    • Y02P10/212
    • PROBLEM TO BE SOLVED: To manufacture, at a low cost, a granulated material using, as raw materials, metal-containing by-products, such as scale, and dust, both produced in a metallic material manufacturing process. SOLUTION: The metal-containing by-products produced in the manufacturing process of a metallic material and dust also produced in the manufacturing process are charged into granulation equipment in such a way that a ratio of the dust becomes ≥20 wt.%, and the resulting mixture is subjected to rolling granulation with the addition of water. Among all the granulated materials prepared by the rolling granulation in the granulation equipment, granulated materials having ≥5 mm grain size and excellent in handleability can be obtained. Further, the resulting granulated materials have a strength enough to endure collapse at conveyance etc. Moreover, because of the simple construction and low cost of the granulation equipment for rolling granulation, manufacturing costs of the granulated materials can also be reduced. COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:以低成本制造以金属材料制造方法生产的以金属为主的副产品如鳞屑和粉尘作为原料的成粒材料。 解决方案:在制造过程中生产的金属材料和粉尘的制造过程中生产的含金属副产物以粉尘比例≥20重量%的方式装入造粒设备中, ,并将所得混合物加入水进行滚压造粒。 在造粒设备中通过滚压造粒制备的所有粒状材料中,可以获得粒径≥5mm,操作性优异的粒状材料。 此外,所得到的造粒材料具有足以承受输送等的塌陷的强度。此外,由于造粒设备的结构简单,成本低,造粒材料的制造成本也降低。 版权所有(C)2009,JPO&INPIT
    • 10. 发明专利
    • Tower crane with method and device for displaying position of hoisted load in tower crane
    • 具有用于显示塔架起重机中的装载位置的方法和装置的塔式起重机
    • JP2008189401A
    • 2008-08-21
    • JP2007022712
    • 2007-02-01
    • Kitagawa Iron Works Co Ltd株式会社北川鉄工所
    • NOJIMA MASAYOSHI
    • B66C23/90B66C23/28
    • PROBLEM TO BE SOLVED: To provide a tower crane capable of accurately grasping the position of a hoisted load for safe operation by computing a correction value of the position of the hoisted load due to flexure of a mast and a frame and displaying it to a crane operator, in regard to a tower crane with a method and a device for displaying position of a hoisted load.
      SOLUTION: This tower crane comprises a computing means for computing a hoisted load position R1 to be changed by hoisting/falling a jib, a correction value A1 of the hoisted load position to be changed by flexure of the mast, and a correction value A2 of the hoisted load position to be changed by flexure of the frame by using values detected by a jib inclination detecting unit for detecting inclination of the jib and a moment limiter for detecting a moment load ratio by a load to be applied to the jib, and computes the corrected position of the hoisted load and displays it.
      COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:提供一种塔式起重机,通过计算由于桅杆和框架的弯曲引起的起重载荷的位置的校正值,并且显示它,能够精确地掌握提升的载荷的位置以进行安全操作 涉及具有用于显示起重载荷的位置的方法和装置的塔式起重机。 解决方案:该塔式起重机包括计算装置,用于计算通过提升/下降起重臂来改变的升降载荷位置R1,通过桅杆弯曲而改变的提升载荷位置的校正值A1,以及校正 通过使用用于检测起重臂的倾斜度的起重臂倾斜检测单元检测到的值和通过施加到起重臂的载荷来检测力矩载荷比的力矩限制器,通过框架的挠曲而改变的提升的载荷位置的值A2 ,并计算出升降载荷的修正位置并显示。 版权所有(C)2008,JPO&INPIT