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    • 3. 发明授权
    • Method of injection control for injection molding machine
    • 注塑机注射控制方法
    • US5817258A
    • 1998-10-06
    • US625249
    • 1996-04-01
    • Susumu ItoNoriaki NekoMotohiro Nagaya
    • Susumu ItoNoriaki NekoMotohiro Nagaya
    • B29C45/50B29C45/76B29C45/77
    • B29C45/762B29C45/77
    • Over the whole range of the injection process, standard injection speeds and pressures are set and sections for injection speed control and sections for pressure control are set according to the length of time t, screw position S, or injection pressure P, each after the start of injection, or following the combination of the length of time and the screw position or of the length of time and the injection pressure. The arrival at the point of changeover from one control section to another is followed by a control mode shift. If the shift is made for speed control, injection speed is controlled in a manner such that actual injection speed may agree with one standard injection pressure, while if pressure control is selected by the shift, there is provided feedback control which is put into practice so that actual injection pressure may coincide with one standard injection pressure. During the injection process, injection control is effected by speed control or pressure control, whichever is optimal for each of respective sections, whereby stabilized injection molding may be assured.
    • 在喷射过程的整个范围内,设定标准的喷射速度和压力,并根据喷射速度控制部分和压力控制部分根据时间长度t,螺杆位置S或喷射压力P设定 或者按照时间长度和螺杆位置或时间长度和注射压力的组合来实现。 从一个控制部分到另一个控制部分的到达点之后是控制模式转换。 如果对速度控制进行了移位,则以如下方式控制喷射速度,使得实际喷射速度可以与一个标准喷射压力一致,而如果通过换挡选择压力控制,则提供实际反馈控制 实际的注射压力可能与一个标准的注射压力重合。 在注射过程中,通过速度控制或压力控制进行喷射控制,取决于每个部分的最佳选择,从而可以确保稳定的注射成型。
    • 4. 发明授权
    • Positioning correction method for motor-operated injection molding
machine
    • 电动注塑机定位校正方法
    • US5279778A
    • 1994-01-18
    • US988108
    • 1993-02-10
    • Takayuki TairaSusumu ItoMasao KamiguchiMinoru KobayashiRyuji Tai
    • Takayuki TairaSusumu ItoMasao KamiguchiMinoru KobayashiRyuji Tai
    • B29C45/64B29C45/66B29C45/76
    • B29C45/7653B29C45/66B29C45/661
    • A positioning correction method for a motor-operated injection molding machine, intended to eliminate waste of power supply to or overheat of servomotors by locking up in an ideal state the motor-operated injection molding machine, which uses a toggle mechanism or crank for mold clamping and other operations. During the lockup period, a load RA acting on a mold clamping servomotor 7 is detected (S8), and a position command value PM for the servomotor 7 is increased or decreased in the next cycle in a direction such that the value of the load RA is reduced, if the value of the load RA is greater than a preset reference value V0 (S12, S13). As a result, a rotation center Q1 of a crank 2 and two opposite ends Q2 of a link 3 are locked up in a straight line, so that a moment of rotation produced by a mold clamping reaction force is removed from the rotation center Q1 of the crank 2. In this manner, the mold clamping reaction force can be maintained during the lockup period without applying a driving torque to the mold clamping servomotor 7 by energizing the same. Thus, not only the waste of power can be prevented but also the load on the mold clamping servomotor 7 can be reduced, thereby unnecessitating the use of a stopper or other means for maintaining the mold clamping reaction force.
    • PCT No.PCT / JP92 / 00748 Sec。 371日期:1993年1月20日 102(e)日期1993年2月10日PCT提交1992年6月11日PCT公布。 出版物WO93 / 日期1997年7月1日。一种用于电动注塑机的定位校正方法,旨在通过在理想状态下锁定伺服电机的供电或过热而浪费电动注塑机,其使用 肘节机构或曲柄,用于模具夹紧和其他操作。 在锁定期间,检测作用于合模伺服电动机7的负载RA(S8),并且在下一个周期中使伺服电动机7的位置指令值PM在负载RA的值 如果负载RA的值大于预设的参考值V0(S12,S13),则减小。 结果,曲柄2的旋转中心Q1和连杆3的两个相对端部Q2被锁定在一条直线上,使得由合模反作用力产生的转动力矩从旋转中心Q1 以这种方式,在锁定期间可以保持模具夹紧反作用力,而不通过对模具夹紧伺服电动机7施力而施加驱动扭矩。 因此,不仅可以防止动力浪费,而且可以减少模具夹紧伺服电动机7的负荷,从而不需要使用止动件或其他装置来维持合模反作用力。
    • 5. 发明授权
    • Apparatus and method for thermal displacement correction for a machine tool
    • 机床热位移修正装置及方法
    • US06456896B1
    • 2002-09-24
    • US09101022
    • 1998-06-29
    • Susumu ItoMasao KamiguchiHisao IshiiMasanobu TakemotoSusumu MaekawaKunio Kojima
    • Susumu ItoMasao KamiguchiHisao IshiiMasanobu TakemotoSusumu MaekawaKunio Kojima
    • G06F1900
    • G05B19/404B23Q3/15534
    • The position of a feed shaft is monitored, the mean moving speed and moving frequency of the feed shaft are measured with every unit time for position correction, and a correction amount &dgr;n is determined from the speed and frequency according to an approximation formula and updated (c7 and c8). A position correction amount for a commanded position is determined from this correction amount, and the commanded position is corrected by the position correction amount (c1 to c6). The position correction amount for the commanded position is determined from this correction amount, and the commanded position is corrected by this position correction amount. Since the correction amount is determined according to the approximation formula, thermal displacement correction can be effected at all times without requiring any sensor. When the correction amount changes substantially (c10), the thermal displacement is measured by means of a sensor and used as the correction amount (c11 and c12), whereby accuracy is improved. The frequency of measurement by means of sensors is reduced, so that the machining time can be reduced.
    • 监视进给轴的位置,每单位时间测量进给轴的平均移动速度和移动频率以进行位置校正,并根据近似公式从速度和频率确定校正量deltan,并更新( c7和c8)。 根据该修正量确定指示位置的位置校正量,并且通过位置校正量(c1〜c6)校正指令位置。 根据该修正量确定指令位置的位置校正量,并且通过该位置校正量校正指令位置。 由于根据近似公式确定校正量,所以可以始终进行热位移校正,而不需要任何传感器。 当校正量基本上变化(c10)时,通过传感器测量热位移并将其用作校正量(c11和c12),从而提高精度。 通过传感器测量的频率降低,从而可以减少加工时间。
    • 6. 发明授权
    • Injection molding machine equipped with a movable display unit
    • 注塑机配有可移动显示单元
    • US5391070A
    • 1995-02-21
    • US140892
    • 1993-10-25
    • Susumu ItoMasato YamamuraKoichi Nishimura
    • Susumu ItoMasato YamamuraKoichi Nishimura
    • B23Q1/00B29C45/17B29C45/76
    • B23Q1/0009B29C45/1774
    • An injection molding machine is equipped with a movable display unit, which provides improved operability and visibility without causing interference with an operator working on the periphery of the injection molding machine and which requires no housing space inside the injection molding machine. A swing arm 40 extends horizontally at the same height as an upper portion of a base 1 of the machine. The swing arm is supported on the base so as to be swingable at its base end portion through a first supporting means 50. The swing arm 40 is positioned between a mold clamping unit 10 and an injection unit 20 along an upper front surface of the base 1. A display unit 30 is supported on the front end of the swing arm through a second supporting means 60 so as to be rotatable in a horizontal plane. The display unit 30 can be set for any desired position or direction by horizontally changing the angle of either the swing arm or the display unit.
    • 注射成型机配备有可移动显示单元,其提供改进的可操作性和可视性,而不会对在注射成型机的周边上工作的操作者造成干扰,并且在注射成型机内部不需要容纳空间。 摆臂40以与机器的基座1的上部相同的高度水平延伸。 摆臂支撑在基座上,以便通过第一支撑装置50在其基端部分摆动。摆臂40沿着基座的上前表面定位在模具夹紧单元10和注射单元20之间 显示单元30通过第二支撑装置60支撑在摆臂的前端上,以便能够在水平面中旋转。 可以通过水平地改变摆臂或显示单元的角度来将显示单元30设置为任何期望的位置或方向。
    • 8. 发明授权
    • High alkaline protease and use thereof
    • 高碱性蛋白酶及其用途
    • US08153413B2
    • 2012-04-10
    • US11719713
    • 2005-11-16
    • Jie LuZhi jun LiSi Hung VoYuji HatadaKen TakaiSusumu ItoKoki Horikoshi
    • Jie LuZhi jun LiSi Hung VoYuji HatadaKen TakaiSusumu ItoKoki Horikoshi
    • C12N9/00C12N9/92C12N1/20C12N15/00C07H21/04
    • C12N9/52
    • The invention aims to provide a novel alkaline protease having peculiar properties such as high alkali activity, resistance to surfactants and calcium-dependent thermostability and exhibiting excellent performance in highly alkaline detergents, and a gene coding for the amino acid sequence thereof. There is provided an alkaline protease with such properties that an active pH range is from 5 to 13, an optimum pH is approximately 12.6, an optimum temperature is 70° C., no activity drop by heating is observed up to 65° C. at pH 10 and the optimum temperature and the thermostability are not affected by Ca2+ ions. Specifically, there is provided, for example, an alkaline protease having an amino acid sequence constituting a mature enzyme as represented by SEQ ID NO: 3 or an amino acid sequence resulting from deletion, substitution, situs inversus arrangement, addition or insertion of a part of amino acids thereof, or derived from Alkaliphillus transvaalensis. The protease cleaves 26 peptide bonds among 29 peptide bonds of acidic insulin B-chain.
    • 本发明的目的在于提供一种具有高碱性,耐表面活性和钙依赖性热稳定性等特性,在高碱性洗涤剂中表现出优异性能的新型碱性蛋白酶及其氨基酸序列的编码基因。 提供了具有这样的性质的碱性蛋白酶,其活性pH范围为5至13,最佳pH为约12.6,最适温度为70℃,在65℃下不观察到加热下的活性降低 pH 10,最佳温度和热稳定性不受Ca2 +离子的影响。 具体地,例如提供了具有SEQ ID NO:3所示的构成成熟酶的氨基酸序列的氨基酸序列的碱性蛋白酶或由缺失,取代,位置反转排列,添加或插入部分 的氨基酸,或衍生自变形白菜(Alkaliphillus transvaalensis)。 蛋白酶在酸性胰岛素B链的29个肽键中切割26个肽键。
    • 10. 发明授权
    • Insert molding method and apparatus therefor
    • 嵌入成型方法及其设备
    • US6054075A
    • 2000-04-25
    • US913963
    • 1997-09-25
    • Yoshiharu InabaSusumu ItoMitsushi Yoshioka
    • Yoshiharu InabaSusumu ItoMitsushi Yoshioka
    • B29C33/12B29C31/00B29C37/00B29C45/14B29C45/42B29K105/20
    • B29C45/14008B29C31/008B29C37/0003B29C37/0007B29C45/42
    • An insert molding method and apparatus not requiring a multiple movable molds and permitting stable insert molding to be performed by means of light, small-sized equipment. A robot for removing a molded product and a robot for placing an insert member are arranged around a mold clamping mechanism, and making them perform removal of a molded product and placement of the insert member, respectively, during a mold opening process of a molding cycle. The molding apparatus does not requirs a plurality of lower molds (stationary molds) and accordingly permits to eliminate a turntable or a sliding table, whereby the molding apparatus can be reduced in size and weight. Further, since only one lower mold suffices to obtain one type of molded products, the manufacturing cost of molds can be reduced and the mold temperature control can be made easier, so that not only the molding conditions are stabilized but also the life of the mold can be prolonged by eliminating the poor positioning.
    • PCT No.PCT / JP97 / 00203 Sec。 371日期:1997年9月25日 102(e)1997年9月25日PCT PCT 1997年1月29日PCT公布。 公开号WO97 / 27985 PCT 日期1997年8月7日一种不需要多个可动模具的插入成型方法和装置,并且允许通过轻型小型设备进行稳定的嵌入成型。 用于移除模制产品的机器人和用于放置插入构件的机器人布置在模具夹持机构周围,并且使它们在模制周期的模具打开过程期间分别执行模制产品的移除和插入构件的放置 。 成型装置不要求多个下模(固定模),因此能够消除转盘或滑台,由此能够减小成型装置的尺寸和重量。 此外,由于只有一个下模具可以获得一种类型的模制产品,因此可以降低模具的制造成本,并且可以使模具温度控制更容易,从而不仅模制条件稳定而且模具的使用寿命 可以通过消除定位不良而延长。