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    • 11. 发明授权
    • Method of predicting insufficient charging of green sand in molding
process
    • 预测成型过程中绿砂不充分的方法
    • US06021841A
    • 2000-02-08
    • US7234
    • 1998-01-14
    • Hiroyasu Makino
    • Hiroyasu Makino
    • B22C15/02B22C15/24B22C19/04B22C9/02
    • B22C19/04
    • The method includes the steps of (a) analyzing the porosity of the green sand, (b) analyzing the contact force acting between sand particles of the green sand, (c) analyzing the fluid force of air existing around the sand particles, (d) calculating the acceleration of the sand particles from the force acting on the sand particles, the force being comprised of the contact force, the fluid force, and the gravity of the particles, (e) analyzing equations of motion to obtain the velocity and position of the sand particles after a minute period of time, from the calculated acceleration, and (f) repeating the steps (a), (b), (c), (d), and (e) until the sand particles stop moving.
    • 该方法包括以下步骤:(a)分析生砂的孔隙率,(b)分析作用在生砂砂粒之间的接触力,(c)分析存在于砂粒周围的空气的流体力,(d )从作用在砂粒上的力计算砂粒的加速度,力由颗粒的接触力,流体力和重力组成,(e)分析运动方程以获得速度和位置 (f)重复步骤(a),(b),(c),(d)和(e),直到砂粒停止运动为止。
    • 13. 发明授权
    • Tilting-type automatic molten metal pouring method, tilting control system, and storage medium having tilting control program stored therein
    • 倾斜式自动熔融金属浇注方法,倾斜控制系统和存储有倾斜控制程序的存储介质
    • US08875960B2
    • 2014-11-04
    • US13266756
    • 2010-03-31
    • Kazuhiko TerashimaYoshiyuki NodaMakio SuzukiHiroyasu MakinoKazuhiro Ota
    • Kazuhiko TerashimaYoshiyuki NodaMakio SuzukiHiroyasu MakinoKazuhiro Ota
    • G06F17/00B22D41/04B22D41/06B22D39/04B22D37/00
    • B22D39/04B22D37/00B22D41/06
    • A method of automatically pouring molten metal from a ladle into a mold by tilting the ladle. In the method, the height of molten metal located above a molten metal outlet and the weight of molten metal flowing out of the ladle are estimated using an expanded Kalman filter on the basis of: the weight of the molten metal flowing out of the ladle, said weight being measured using a load cell; the voltage inputted to a servo motor; the angle of tilt of the ladle measured by a rotary encoder; and the position of the ladle in the lifting and lowering direction thereof. The sum of the weight of the molten metal flowing out of the ladle when the ladle is tilted rearward, said weight being estimated from the angle of tilt of the ladle and the height of the molten metal located above the molten metal outlet estimated by the expanded Kalman filter, and the weight of the molten metal flowing out of the ladle estimated by the expanded Kalman filter are estimated as the final weight of outflowing molten metal. The estimated final weight of outflowing molten metal is determined whether or not to be greater than or equal to a specific weight of outflow, and the operation of rearward tilting of the ladle is started on the basis of the result of the determination.
    • 通过倾斜钢包将熔融金属从浇包自动浇注到模具中的方法。 在该方法中,使用扩展卡尔曼滤波器估计位于熔融金属出口上方的熔融金属的高度和从钢包流出的熔融金属的重量,其基于:从钢包流出的熔融金属的重量, 所述重量使用称重传感器测量; 输入到伺服电机的电压; 由旋转编码器测量的钢包的倾斜角度; 以及钢包在其提升和降低方向上的位置。 当钢包向后倾斜时,从浇包中流出的熔融金属的重量的总和,所述重量是根据钢包的倾斜角度和位于熔融金属出口上方的熔融金属的高度来估计的 卡尔曼滤波器和由膨胀卡尔曼滤波器估计的从钢包流出的熔融金属的重量被估计为流出熔融金属的最终重量。 确定流出的熔融金属的估计最终重量是否大于或等于流出的特定重量,并且基于确定的结果开始钢包的向后倾斜的操作。
    • 15. 发明申请
    • IMAGE DISPLAY APPARATUS, COLOR SIGNAL CORRECTION APPARATUS, AND COLOR SIGNAL CORRECTION METHOD
    • 图像显示装置,彩色信号校正装置和彩色信号校正方法
    • US20100271409A1
    • 2010-10-28
    • US12809230
    • 2009-10-20
    • Hiroyasu MakinoKatsumi AdachiSeiji MinamiHideki Nakata
    • Hiroyasu MakinoKatsumi AdachiSeiji MinamiHideki Nakata
    • G09G5/10
    • G09G3/291G09G2320/0209G09G2320/0242G09G2320/0266G09G2320/0666
    • Upon displaying an image using the subfield driving method, a luminance discrepancy or a chromaticity discrepancy is reduced while effects of horizontal crosstalk are reduced.An image display apparatus (50) that displays an image using the subfield driving method includes: an SF conversion unit (52) which (i) obtains a lighting pattern associated with a luminance indicated by an input color signal of each of red, green, and blue colors, with reference to an SF conversion table in which a lighting pattern indicating which subfield requires lighting among subfields is stored in association with a luminance indicated by a color signal of each of the colors, and (ii) generates for each of the colors, a lighting signal according to the obtained lighting pattern; and a PDP module (53) which displays the image by causing luminescent materials to produce luminescence according to the lighting signal, wherein the number of variations of the lighting pattern stored in at least one of the SF conversion table for blue and the SF conversion table for red is larger than the number of variations of the lighting pattern stored in the SF conversion table for green.
    • 在使用子场驱动方法显示图像时,在降低水平串扰的效果的同时降低亮度差异或色度差异。 使用子场驱动方法显示图像的图像显示装置(50)包括:SF转换单元(52),其(i)获得与由红色,绿色,蓝色的每一个的输入颜色信号所指示的亮度相关联的点亮图案, 和蓝色,参考SF转换表,其中指示哪个子场需要在子场之间照明的照明模式与由每种颜色的颜色信号指示的亮度相关联地存储,并且(ii)产生每个 颜色,根据获得的照明图案的点亮信号; 和PDP模块(53),其通过使发光材料根据照明信号产生发光来显示图像,其中存储在蓝色SF转换表和SF转换表中的至少一个中的点亮图案的变化数量 对于红色,大于存储在用于绿色的SF转换表中的照明模式的变化的数量。
    • 16. 发明授权
    • Pouring method, device, and cast in vacuum molding process
    • 浇注方法,装置和铸造在真空成型过程中
    • US07757746B2
    • 2010-07-20
    • US12318098
    • 2008-12-22
    • Hiroyasu MakinoTaketoshi TomitaTakafumi ObaHiroaki SuzukiKenji MizunoToshiaki AndoYoshinobu EnomotoTakao InoueShizuo Takeda
    • Hiroyasu MakinoTaketoshi TomitaTakafumi ObaHiroaki SuzukiKenji MizunoToshiaki AndoYoshinobu EnomotoTakao InoueShizuo Takeda
    • B22C9/03
    • B22D18/04B22C9/03B22C21/01B22D23/06
    • A pouring method and a device in a vacuum sealed process to produce a thin-wall cast by using a mold framing for the a vacuum sealed process, and a as-cast product using the pouring method are provided. The pouring method comprises the steps of: sealingly covering the surface of a pattern plate by a shielding member; placing a mold framing on the shielding member and then putting a fill that does not include any binder in the mold framing; sealingly covering an upper surface of the fill and then evacuating an inside of the mold framing to suck the shielding member to the fill to shape the shielding member; removing the pattern plate from the shielding member, thereby forming a mold half that has a molding surface; forming another mold half in a similar way and mating the mold halves to define a molding cavity; pouring molten metal in the molding cavity; and releasing the negative pressure in the mold framing to take out a as-cast product, and further comprises the step of decompressing the molding cavity before pouring molten metal in the mated mold.
    • 提供了一种通过使用用于真空密封工艺的模架来生产薄壁铸造的真空密封工艺中的浇注方法和装置,以及使用浇注方法的铸造产品。 浇注方法包括以下步骤:通过屏蔽构件密封地覆盖图案板的表面; 将模具框架放置在屏蔽构件上,然后将不包括任何粘合剂的填充物放入模制框架中; 密封地覆盖填充物的上表面,然后抽空模具框架的内部以将屏蔽构件吸入填充物以使屏蔽构件成形; 从屏蔽部件移除图案板,从而形成具有模制表面的半模; 以类似的方式形成另一个半模并且配合半模以限定模制腔; 将熔融金属浇注在模腔中; 并释放模具框架中的负压以取出铸塑产品,并且还包括在将熔融金属浇注在配合模具中之前对模制空腔进行减压的步骤。
    • 18. 发明授权
    • Method and device for pouring molten metal in vacuum molding and casting
    • 在真空成型和铸造中浇注熔融金属的方法和装置
    • US07500507B2
    • 2009-03-10
    • US11547541
    • 2005-04-01
    • Hiroyasu MakinoTaketoshi TomitaTakafumi ObaHiroaki SuzukiKenji MizunoToshiaki AndoYoshinobu EnomotoTakao InoueShizuo Takeda
    • Hiroyasu MakinoTaketoshi TomitaTakafumi ObaHiroaki SuzukiKenji MizunoToshiaki AndoYoshinobu EnomotoTakao InoueShizuo Takeda
    • B22C9/03
    • B22D18/04B22C9/03B22C21/01B22D23/06
    • A pouring method and a device in a vacuum sealed process to produce a thin-wall cast by using a mold framing for the a vacuum sealed process, and a as-cast product using the pouring method are provided. The pouring method comprises the steps of: sealingly covering the surface of a pattern plate by a shielding member; placing a mold framing on the shielding member and then putting a fill that does not include any binder in the mold framing; sealingly covering an upper surface of the fill and then evacuating an inside of the mold framing to suck the shielding member to the fill to shape the shielding member; removing the pattern plate from the shielding member, thereby forming a mold half that has a molding surface; forming another mold half in a similar way and mating the mold halves to define a molding cavity; pouring molten metal in the molding cavity; and releasing the negative pressure in the mold framing to take out a as-cast product, and further comprises the step of decompressing the molding cavity before pouring molten metal in the mated mold.
    • 提供了一种通过使用用于真空密封工艺的模架来生产薄壁铸造的真空密封工艺中的浇注方法和装置,以及使用浇注方法的铸造产品。 浇注方法包括以下步骤:通过屏蔽构件密封地覆盖图案板的表面; 将模具框架放置在屏蔽构件上,然后将不包括任何粘合剂的填充物放入模制框架中; 密封地覆盖填充物的上表面,然后抽空模具框架的内部以将屏蔽构件吸入填充物以使屏蔽构件成形; 从屏蔽部件移除图案板,从而形成具有模制表面的半模; 以类似的方式形成另一个半模并且配合半模以限定模制腔; 将熔融金属浇注在模腔中; 并释放模具框架中的负压以取出铸塑产品,并且还包括在将熔融金属浇注在配合模具中之前对模制空腔进行减压的步骤。
    • 20. 发明授权
    • Method for green sand molding
    • 绿砂成型方法
    • US08672017B2
    • 2014-03-18
    • US13190070
    • 2011-07-25
    • Hiroyasu MakinoRamrattan Sam
    • Hiroyasu MakinoRamrattan Sam
    • B22C9/02
    • B22C15/08B22C9/02B22C15/00B22C15/10
    • The present invention provides a method for green sand molding that prevents a bad casting by producing a mold that does not have a brittle surface. The method has the steps of filling the green sand into a flask while fluidizing the green sand by aeration at a pressure between 0.05 and 0.18 MPa, and squeezing the green sand that has been filled in the flask, wherein a mold is produced so that the friability of the mold is 10 or less. The friability is calculated by the following steps: putting the mold in a rotating cylindrical sieve that has a diameter of 177.8 min and. USA, sieve size No. 8, rotating the cylindrical sieve at 57 rpm for 60 seconds, dividing the weight of the sand that has passed through the sieve by the weight of the sand and multiplying the quotient by 100.
    • 本发明提供了一种通过生产不具有脆性表面的模具来防止不良铸造的生砂砂铸造的方法。 该方法具有以下步骤:将生砂填充到烧瓶中,同时通过曝气在0.05至0.18MPa的压力下流化绿砂,并挤压已经填充在烧瓶中的生砂,其中制造模具,使得 模具的脆性为10以下。 通过以下步骤计算脆性:将模具放入直径为177.8分钟的旋转圆柱形筛子中。 USA,筛8号,将圆筒筛以57rpm旋转60秒,将通过筛子的砂的重量除以砂的重量,并将商乘以100。