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1. 发明专利

JP2005088507A Electromotive injection device 有权
标题翻译：电动注射装置
公开(公告)号：JP2005088507A
公开(公告)日：2005-04-07
申请号：JP2003328146
申请日：2003-09-19
申请人： Mitsubishi Heavy Ind Ltd , 三菱重工業株式会社
发明人： MIZUNO TAKASHI , IGARASHI MASAAKI , MURASE JUNJI , IRIE TAKEHIRO
IPC分类号： B29C45/17
摘要： PROBLEM TO BE SOLVED: To suppress the occurrence of deviational load on a ball screw nut in the functional component arrangement structure of an electromotive injection device in which a plurality of ball screw mechanisms are used for forward/reverse traveling of an injection screw.
SOLUTION: The electromotive injection device is provided with: a driving motor 8 for driving an injection screw shaft; a plurality of ball screw shafts 12A and 12B disposed parallel to the injection screw shaft; a plurality of injection driving servomotors 11A and 11B directly connecting to the ball screw shafts 12A and 12B for driving; a moving frame 6 which supports an injection screw 7, the driving motor 8 and the servomotors 11A and 11B and moves parallel to the axial direction of the injection screw according to the rotation drive of the shafts 12A and 12B; a fixed frame 4 which supports an injection cylinder 5 and the ball screw nuts 13A and 13B fitted to the shafts 12A and 12B; a plurality of guide rods 21 for slidably supporting the moving frame 6; and a controller for the tuning control of the servomotor 11A and 11B.
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：为了抑制电动喷射装置的功能部件配置结构中的滚珠丝杠螺母上的偏移负荷的发生，其中使用多个滚珠丝杠机构来进行喷射螺杆的正向/反向行进。电动注射装置设有：用于驱动注射螺杆轴的驱动电机8; 与喷丝螺杆轴平行设置的多个滚珠丝杠轴12A和12B; 直接连接到滚珠丝杠轴12A和12B用于驱动的多个喷射驱动伺服电机11A和11B; 移动框架6，其支撑注射螺杆7，驱动马达8和伺服马达11A和11B，并且根据轴12A和12B的旋转驱动平行于注射螺杆的轴向移动; 支撑注射缸5的固定框架4和装配到轴12A和12B的滚珠丝杠螺母13A和13B; 用于可滑动地支撑移动框架6的多个导杆21; 以及用于伺服电动机11A和11B的调谐控制的控制器。版权所有（C）2005，JPO＆NCIPI

2. 发明专利

JP2004160958A Man-machine interface and stabilization method for injection molding 有权
公开(公告)号：JP2004160958A
公开(公告)日：2004-06-10
申请号：JP2002361476
申请日：2002-11-08
申请人： Mitsubishi Heavy Ind Ltd , 三菱重工業株式会社
发明人： MATSUMURA NORIAKI , YAMAMOTO TAKASHI , TODA NAOKI , MIZUNO TAKASHI , SHIMODAIRA KATSUYOSHI , KINOSHITA KIYOSHI
IPC分类号： B22D46/00 , B22D17/32 , B29C45/76
摘要： PROBLEM TO BE SOLVED: To provide a man-machine interface for manufacturing a high accuracy injection molded article through leading an operator tutorially, and a method for stabilizing injection molding. SOLUTION: The man-machine interface of the injection molding comprises a first molding causative value write screen to which a first molding causative value of first full-shot molding is written; a second molding causative value write screen to which a second molding causative value obtained by diversely modifying the first molding causative value is written when the judgment of the molded result of a first full-shot molded article molded by first full-shot molding based on a molding causative value indicates defective; and a defect rate distribution display screen to which a defect rate distribution of a plurality of second full-shot molded articles molded by second full-shot molding based on a second molding causative value is displayed. Since the defect cause is made clear owing to the defect rate distribution display screen to which the defect rate distribution of the second full-shot molded article is displayed and the known second molding causative value, unskilled workers can estimate the defect cause same as skilled workers. The same result as that of high mathematical analysis can be recognized without following the procedure of high mathematical analysis. COPYRIGHT: (C)2004,JPO

3. 发明专利

JP2004098582A Injection foam molding machine and method for injection foam molding 有权
公开(公告)号：JP2004098582A
公开(公告)日：2004-04-02
申请号：JP2002266231
申请日：2002-09-12
申请人： Mitsubishi Heavy Ind Ltd , 三菱重工業株式会社
发明人： MIZUNO TAKASHI , OZEKI YASUAKI , SUGITA TOSHIMICHI
IPC分类号： B29C45/56 , B29C45/00 , B29C45/76 , B29K105/04
摘要： PROBLEM TO BE SOLVED: To provide an injection foam molding machine and a method for injection foam molding which suppress intrusion of foaming gas and air between a molded article and a mold, thereby prevent a swirl mark (trace of foaming gas) or a silver (silver streak) and make a movable die plate move parallel in momentary opening (core back) of the mold so as to make uniform the plate thickness of a foam molded article, on the occasion of foam molding by the injection foam molding machine.
SOLUTION: When a molten resin filled by injection in a mold cavity is to be foamed by opening the mold momentarily, the speed of the momentary opening is controlled so that an in-mold pressure detected by an in-mold pressure sensor may not become minus. A plurality of ball screw type jacks are used for the momentary opening of the mold on the occasion of foaming and servomotors for driving the jacks are subjected to a tuning control.
COPYRIGHT: (C)2004,JPO

4. 发明专利

JP2003276067A Injection molding machine and method for controlling mold clamping for thereof 有权
标题翻译：注射成型机及其控制模具的模具
公开(公告)号：JP2003276067A
公开(公告)日：2003-09-30
申请号：JP2002081123
申请日：2002-03-22
申请人： Mitsubishi Heavy Ind Ltd , 三菱重工業株式会社
发明人： MIZUNO TAKASHI , SHIMODAIRA KATSUYOSHI
IPC分类号： B22D17/26 , B29C45/64 , B29C45/76
摘要： PROBLEM TO BE SOLVED: To provide a sure mold clamping force detection mechanism and a simple method for controlling mold clamping force to prevent application of excessive force on a mold parting surface.
SOLUTION: An injection molding machine is provided with a displacement detection sensor fitted with a fixed die plate or a movable die plate, a body to be detected by the sensor, and a controller for controlling the mold clamping force of a mold by a combined compression displacement value of the fixed mold and the movable mold detected by the sensor and the body to be detected.
COPYRIGHT: (C)2003,JPO
摘要翻译：要解决的问题：提供可靠的模具夹紧力检测机构和用于控制合模力的简单方法，以防止对模具分型表面施加过大的力。解决方案：注射成型机设置有装配有固定模板或可动模板的位移检测传感器，由传感器检测的主体，以及用于通过以下方式控制模具的合模力的控制器：由传感器和被检测体检测的固定模具和可动模具的组合压缩位移值。版权所有（C）2003，JPO

5. 发明专利

JP2010110947A Mold clamping device 有权
标题翻译：模具夹具
公开(公告)号：JP2010110947A
公开(公告)日：2010-05-20
申请号：JP2008284142
申请日：2008-11-05
申请人： Mitsubishi Heavy Ind Ltd , Mitsubishi Heavy Industries Plastic Technology Co Ltd , 三菱重工プラスチックテクノロジー株式会社 , 三菱重工業株式会社
发明人： KUGA KAZUYOSHI , MIZUNO TAKASHI , KARIYA TOSHIHIKO , UCHIDA NOBUHIRO , SUZUKI KOJI
IPC分类号： B29C45/67 , B29C45/82
CPC分类号： B29C45/7653 , B29C45/6728 , B29C45/7693
摘要： PROBLEM TO BE SOLVED: To provide a mold clamping device which limits blow-out of a molding material from the parting plane of a mold even when imbalance occurs in the mold opening force due to the resin pressure in a cavity, and can extend the life of the mold.
SOLUTION: The mold clamping device has a controller which estimates the mold opening force produced by an mold internal pressure, determines the value of a mold clamping hydraulic pressure to apply to each tie bar to correspond to the estimated mold opening force, and distributes the supplied hydraulic pressure to each tie bar to give the respective determined mold clamping hydraulic pressure value, in relation to molding in which the in-mold pressure is not symmetrical to the center of a mold platen.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供一种即使在由于空腔中的树脂压力而导致的开模力发生不平衡时也限制模制材料从模具的分型面吹出的模具夹紧装置，并且可以延长模具的使用寿命。解决方案：模具夹紧装置具有控制器，该控制器估计由模具内部压力产生的模具打开力，确定应用于每个连杆的模具夹紧液压值以对应于估计的模具打开力，以及将供应的液压分配给每个连杆，以相对于模内压力不与模具台板的中心对称的模制来给出相应确定的模具夹紧液压值。版权所有（C）2010，JPO＆INPIT

6. 发明专利

JP2003326576A Method for sheet-laminated injection compression molding and apparatus for the same 有权
标题翻译：板层压注塑成型方法及其设备
公开(公告)号：JP2003326576A
公开(公告)日：2003-11-19
申请号：JP2002141174
申请日：2002-05-16
申请人： Mitsubishi Heavy Ind Ltd , Sakae Riken Kogyo Co Ltd , サカエ理研工業株式会社 , 三菱重工業株式会社
发明人： TODA NAOKI , KANOSE YOSHIO , MIZUNO TAKASHI , KATO TOMOHISA
IPC分类号： B29C45/70 , B29C45/14
摘要： PROBLEM TO BE SOLVED: To obtain a resin product with excellent product surface and elastic properties by suppressing wrinkles on the surface of a sheet, preventing the sheet from being locally extended and broken, and ensuring good transfer properties on a sheet product surface from a mold face. SOLUTION: The sheet 2 preheated is arranged under a condition where both ends are movably held between a pair of molds 6 and 7 which respectively have either one of projected and recessed parts and have an engraved pattern on the mold face 7a of the recessed part. While the molds are closed, the major part of the sheet 2 is inserted into the cavity of the recessed part of the mold 7, and a space formed by the mold face 7a of the recessed part and the product face of the sheet 2 is vacuum-sucked, and while vacuum suction is held, the molds 6 and 7 are clamped to a mold mating position, and the molds are completely closed to vacuum-mold the sheet 2. The pattern of the mold face 7a of the recessed part is transferred onto the product face of the sheet 2 and the molds 6 and 7 are opened and a molten resin 1a is filled into a space formed by the mold face 6a of the projected part of the mold 6 and the opposite product face of the sheet 2 by injection compression molding. COPYRIGHT: (C)2004,JPO
摘要翻译：要解决的问题：为了通过抑制片材表面的皱纹来获得具有优异的产品表面和弹性的树脂产品，防止片材局部延伸和断裂，并且确保片材产品表面上的良好的转移性能从模具面。解决方案：预热的片材2布置在两端可移动地保持在一对模具6和7之间的状态下，该对模具6和7分别具有突出部分和凹陷部分之一，并且在模具面7a上具有雕刻图案凹陷部分。当模具关闭时，片材2的主要部分插入到模具7的凹部的空腔中，并且由凹部的模具面7a和片材2的产品面形成的空间是真空的并且当保持真空抽吸时，模具6和7被夹紧到模具配合位置，并且模具完全关闭以真空模制片材2.凹部的模具面7a的图案被转印打开片材2的产品表面并打开模具6和7，并且将熔融树脂1a填充到由模具6的突出部分的模具面6a和片材2的相对的产品表面形成的空间中注塑压缩成型。版权所有（C）2004，JPO

7. 发明专利

JP2000218677A SCREW FOR MOLDING MACHINE, EXTRUSION MOLDING MACHINE AND INJECTION MOLDING MACHINE 失效
公开(公告)号：JP2000218677A
公开(公告)日：2000-08-08
申请号：JP2069099
申请日：1999-01-28
申请人： MITSUBISHI HEAVY IND LTD
发明人： UECHI TETSUO , MIZUNO TAKASHI , SATO YUJI
IPC分类号： B29C45/60 , B29C47/60
摘要： PROBLEM TO BE SOLVED: To provide a screw for a molding machine having a simple structure and capable of efficiently plasticizing and melting a raw material resin. SOLUTION: A screw 10 for a molding machine can feed a raw material resin introduced from a hopper on an upstream end side toward a downstream end while plasticizing and melting the same and is equipped with the flight absent portion 15 provided to a compression portion C between the upstream and downstream ends. In this case, the depth of the flight absent part 15 is gradually reduced from the upstream end toward the downstream end.

8. 发明专利

JP2000108175A MOTOR DRIVEN INJECTION DRIVER FOR INJECTION MOLDING MACHINE 失效
公开(公告)号：JP2000108175A
公开(公告)日：2000-04-18
申请号：JP28366598
申请日：1998-10-06
申请人： MITSUBISHI HEAVY IND LTD
发明人： MIZUNO TAKASHI , ISHIWADA TAKESHI , MURASE JUNJI
IPC分类号： B29C45/50
摘要： PROBLEM TO BE SOLVED: To reduce a cost by making a standard motor usable as an injection driving motor, and keeping a balance in placing it. SOLUTION: The motor driven injection driver comprises a fixed frame 4 for mounting a base of an injection cylinder 8 at a front side face, a pair of ball screw shafts 10 supported symmetrically in parallel to both sides of the frame 4, a power transmission mechanism 12 for transmitting power to the shafts 10 while decelerating, a moving frame 6 movable in a direction of injection together with an injection screw installed with ball screw nuts 11 to be threadedly engaged with the shafts 10, a screw rotatably driving motor 14 disposed in the frame 6 for rotatably driving the screw, and a controller for synchronously controlling a pair of injection driving motors 7 mounted in the frame 4. In this case, at the time of an injecting step, the shafts 10 move the frame 6 while receiving a tensile force.

9. 发明专利

JPH10119097A METHOD AND APPARATUS FOR REMOVING MOLDING OF INJECTION MOLDING MACHINE 失效
公开(公告)号：JPH10119097A
公开(公告)日：1998-05-12
申请号：JP27937996
申请日：1996-10-22
申请人： MITSUBISHI HEAVY IND LTD
发明人： MIZUNO TAKASHI
IPC分类号： B29C45/42 , B29C45/76 , B29C45/80
摘要： PROBLEM TO BE SOLVED: To improve molding capability by shortening a stopping period of an injection molding machine to shorten a molding cycle of a molding in the case of automatically removing the molding injection molded by the machine. SOLUTION: In the case of removing a molding from a mold after an injection molding cooling step by using a grasping mechanism for grasping the molding and a moving mechanism for moving the grasping mechanism, the grasping mechanism is inserted between the molds by the moving mechanism during mold opening of the injection molding machine (T1 to T2). The molding is grasped by the grasping mechanism while moving the grasping mechanism by the moving mechanism by following to the moving molding together with the mold upon opening of the mold by the grasping mechanism by the moving mechanism (T2 to T4), and then the following of the grasping mechanism by the moving mechanism is stopped. Then, the molding is separated from the mold by moving the mold upon opening of the mold (T4 to T5), and thereafter the grasping mechanism is moved by the moving mechanism, and the molding is removed (T5 to T6).

10. 发明专利

JPH1034721A SCREW FOR MOLDING MACHINE 失效
公开(公告)号：JPH1034721A
公开(公告)日：1998-02-10
申请号：JP19034796
申请日：1996-07-19
申请人： MITSUBISHI HEAVY IND LTD
发明人： MIZUNO TAKASHI , KINOSHITA KIYOSHI , UECHI TETSUO , KARIYA TOSHIHIKO
IPC分类号： B29C45/60 , B29C47/60
摘要： PROBLEM TO BE SOLVED: To prevent the wear of screw flights in the case of using a molding material of poor lubricating properties (for example, solid vinyl chloride thermoplastic resin containing much of an inorganic material, PP containing wood meal or the like). SOLUTION: In a step land flight or a step land flight having a step land or a table land of depth hs of 0.5mm from the flight top on the flight front side in the revovling direction of a screw 11 for a molding machine, a resin introduction beveling section 14 formed of a conical surface having the depth h1 of 3.0mm or less from the flight top, the half-vertical angle α of 5-30 deg.C and the length (a) of 90% or longer of the length (m) of the step land or the table land is provided.

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