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    • 1. 发明专利
    • Painted face quality evaluation method
    • 绘制面质量评估方法
    • JP2007303830A
    • 2007-11-22
    • JP2006129219
    • 2006-05-08
    • Toyota Motor Corpトヨタ自動車株式会社
    • NAKAJIMA MASANAOSUZUKI ATSUSHISUKIGARA SUNAO
    • G01N21/88G06T1/00
    • PROBLEM TO BE SOLVED: To provide a painted face evaluation method capable of determining automatically a defective painted face (whitening fading) such as uneven glossy feeling caused by a micro flaw group generated by polishing or the like, with a high correlation with a sensuous evaluation.
      SOLUTION: An inspected painted face is imaged to calculate the first standard deviation σ1, based on a brightness histogram of a post-treated inspected painted face image provided by pretreating an obtained inspected painted face image. The second standard deviation σ2 is also calculated based on a brightness histogram of an image obtained by Laplacian-filtering-processing the post-treated inspected painted face image, and quality of the inspected painted face is determined based on the both standard deviations σ1, σ2. The σ1 represents so-called unevenness feeling of the painted face, and the σ2 represents a level of the existing micro flaws, and the whitening fading caused by the micro flaw group is objectively and automatically determined, by the painted face quality determination using the σ1, σ2 as main components.
      COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:提供一种能够自动确定由抛光等产生的微缺陷组所引起的不均匀光泽感的有缺陷的画面(美白褪色)的涂漆面评价方法,与 一个感性的评价。

      解决方案:基于通过预处理获得的被检查的被绘的面部图像提供的经过后处理的被检查的被绘的面部图像的亮度直方图,对被检查的被涂面进行成像以计算第一标准偏差σ1。 第二标准偏差σ2也基于通过拉普拉斯滤波处理后处理的被检查的面部图像获得的图像的亮度直方图来计算,并且基于两个标准偏差σ1,σ2确定被检查的涂面的质量 。 σ1表示所谓的涂面的不均匀感,σ2表示现有微缺陷的水平,并且通过使用σ1的涂面质量确定来客观地和自动地确定由微缺陷组引起的白化褪色 ,σ2为主要成分。 版权所有(C)2008,JPO&INPIT

    • 2. 发明专利
    • Method and apparatus for determining press defect, and press forming apparatus
    • 用于确定压痕缺陷的方法和装置,以及压制成型装置
    • JP2007152427A
    • 2007-06-21
    • JP2006039750
    • 2006-02-16
    • Toyota Motor Corpトヨタ自動車株式会社
    • YAMAMOTO TAKAYATAKEMURA ICHIRONAKAJIMA MASANAO
    • B21D22/00G01B11/24
    • PROBLEM TO BE SOLVED: To detect press defects such as cracks or constrictions in materials to be processed during processing, regardless of the complication in size, shape, or the like of processed products.
      SOLUTION: The method of detecting press defect includes: a step 1 of detecting elastic waves emitted from acoustic emission generated upon processing the materials to be processed in a forming part of a press die to convert the waves to electrical signals, and of obtaining AE waves expressing the magnitude of the elastic waves as the change with time of the voltage to calculate AE energy values being the integrated value of the AE waves; a step 2 of determining the presence or absence of abnormality in AE energy from the results from the comparison and calculation of the AE energy values and the preset reference value; and a step 3 of detecting the displacement of the end portion of the materials to be processed to measure the inflow amount of the materials to the forming part when the presence of abnormality in the AE energy is determined in the step 2; and a step 4 of determining the presence or absence of the press defects from the results of the comparison and calculation of the inflow amount of the materials and the preset reference value.
      COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:检测加工过程中要加工的材料中的裂纹或收缩等的冲压缺陷,而不管加工产品的尺寸,形状等的复杂程度如何。 检测压力缺陷的方法包括:步骤1,检测在压模的形成部分中处理待处理材料时产生的声发射发射的弹性波,以将波转换成电信号;以及 获得表示弹性波幅度的AE波作为电压随时间的变化,以计算作为AE波的积分值的AE能量值; 根据来自AE能量值和预设基准值的比较和计算的结果确定AE能量中存在或不存在异常的步骤2; 以及步骤3,当在步骤2中确定AE能量的异常时,检测待处理材料的端部的位移,以测量材料对成形部件的流入量; 以及从材料的流入量的比较和计算结果以及预设的参考值确定压力缺陷的存在或不存在的步骤4。 版权所有(C)2007,JPO&INPIT
    • 3. 发明专利
    • Press-monitoring system and ae evaluation method
    • 新闻监测系统和AE评估方法
    • JP2007132844A
    • 2007-05-31
    • JP2005327425
    • 2005-11-11
    • Toyota Motor Corpトヨタ自動車株式会社
    • YAMAMOTO TAKAYATAKEMURA ICHIRONAKAJIMA MASANAO
    • G01N29/14G01N19/02
    • PROBLEM TO BE SOLVED: To surely capture a change of AE resulting from generation of a press failure, such as cracks or constrictions in press molding.
      SOLUTION: This press monitoring system 9 for monitoring a molding failure in a press device 10 is equipped with an AE sensor 20 for detecting AE generated, when a molding material W is molded by the press device 10, an AE measuring means 21 for converting AE into an electrical signal; a numerical value processing means 22 for acquiring an AE waveform showing the intensity change of an electrical signal as a change in the voltage value; a friction coefficient measuring means 35 for measuring the friction coefficient of the molding material W; an evaluation reference determination means 24 for determining an AE waveform used as an evaluation reference by correcting the AE waveform measured at a molding time, when a nondefective article is acquired by a correction value determined by the friction coefficient; and an evaluation means 23 for evaluating existence of press failure generation, by comparing the evaluation reference with the AE waveform acquired by the numerical value processing means.
      COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:确保捕获由压力破坏产生的AE的变化,例如压制成型中的裂纹或收缩。 解决方案:用于监测按压装置10中的成型故障的该按压监视系统9配备有用于检测产生的AE的AE传感器20,当通过压制装置10模制成型材料W时,AE测量装置21 用于将AE转换为电信号; 用于获取表示电信号的强度变化的AE波形作为电压值的变化的数值处理装置22; 用于测量成型材料W的摩擦系数的摩擦系数测量装置35; 评估基准确定装置24,用于当通过由摩擦系数确定的校正值获取非缺陷物品时,通过校正在成型时测量的AE波形来确定用作评估基准的AE波形; 以及评估装置23,用于通过将评估参考与通过数值处理装置获取的AE波形进行比较来评估是否存在压机故障生成。 版权所有(C)2007,JPO&INPIT
    • 4. 发明专利
    • Apparatus and method for coating inspection
    • 涂料检验方法和装置
    • JP2007093340A
    • 2007-04-12
    • JP2005281929
    • 2005-09-28
    • Toyota Motor Corpトヨタ自動車株式会社
    • NAKAJIMA MASANAOSUZUKI ATSUSHISUKIGARA SUNAO
    • G01N21/88B05C21/00G01B11/30G01B21/30G01N21/17
    • PROBLEM TO BE SOLVED: To provide an apparatus capable of surely making workmen visually recognize the groups of very small flaws which are produced, when coatings are repaired and of objectively determining the quality of coatings, without having to depend on sensory properties of workmen. SOLUTION: The coating inspection apparatus 8 is provided with an illumination means 11 for irradiating light to a section Fa to be inspected of a coated surface F; an imaging means 12 for imaging a light reflected at the surface of the section Fa to be inspected; an image processing means 21 for processing images at reception of signals from the imaging means 12; a displacement detection means 13A for detecting the distance between the surface of the section Fa to be inspected and the imaging means 12; a perpendicularity determination means 13B for detecting the perpendicularity between the surface of the section Fa to be inspected and the optical axis of the imaging means 12; and a determination means 13 for determining whether the distance and the angle between the imaging means 12 and the surface of the section Fa to be inspected are in an inspectable state at reception of signals from the displacement detection means 13A and the perpendicularity determination means 13B. Ultrasonic displacement sensors are adopted as the displacement detection means 13A and the perpendicularity determination means 13B, and enable simultaneous detection of the distance and the perpendicularity. COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:提供一种能够确保使工人视觉上识别出生产的非常小的缺陷的组,当涂层被修复并且客观地确定涂层的质量时,而不必依赖于感官特性 工人。 < P>解决方案:涂层检查装置8设置有照射装置11,用于将光照射到待检查的涂层表面F的部分Fa; 用于对要检查的部分Fa的表面反射的光成像的成像装置12; 图像处理装置21,用于在从成像装置12接收信号时处理图像; 用于检测待检查部分Fa的表面与成像装置12之间的距离的位移检测装置13A; 用于检测待检查部分Fa的表面与成像装置12的光轴之间的垂直度的垂直度确定装置13B; 以及确定装置13,用于确定成像装置12与要检查的部分Fa的表面之间的距离和角度是否处于来自位移检测装置13A和垂直度确定装置13B的信号的可检查状态。 采用超声位移传感器作为位移检测单元13A和垂直度判定单元13B,能够同时检测距离和垂直度。 版权所有(C)2007,JPO&INPIT
    • 5. 发明专利
    • Production indicating device
    • 生产指示装置
    • JPS60213443A
    • 1985-10-25
    • JP6702884
    • 1984-04-04
    • Toyota Motor Corp
    • NAKAJIMA MASANAOFUKAMACHI MITSUO
    • B23Q41/00B07C5/34B23P21/00G05B19/418G08B5/00
    • B07C5/3412
    • PURPOSE:To make the next assembling parts information indicatable in synchronous with assembling operations, by indicating the assembling parts to a work to be conveyed on an assembling line only when the indicated parts accord with the actually selected parts. CONSTITUTION:When a work Wi is situated in a position where a bar code 5 is read on the basis of a position signal out of a work detecting sensor 3, it is read by a bar code reading device 7 whereby a specification information process for assembling parts to be indicated by the reading signal takes place, and memory information to be housed in a pointer congruous with the value of an indicating pointer IP is read out, and the indicating signal is outputted to an indicating device 11, thus assembling parts are informable to an operator. Next, on the basis of each work completion signal out of photoelectric sensors 13A-13C, with a code of the assembling parts read out according to the pointer IP and a judgment that the completion signal is outputted out of which sensor among three photoelectric sensors, when the indicated parts and the actually selected parts are not yet congruous, a buzzer 19 is sounded and programming stops.
    • 目的:为了使下一个组装零件信息可以与组装操作同步,只有当指示的零件符合实际选择的零件时,才能将装配零件指示到装配线上要运输的工件上。 构成:当工件Wi位于基于工件检测传感器3的位置信号读取条形码5的位置时,由条形码读取装置7读取,由此组装的规格信息处理 发生由读取信号指示的部分,并且读出与指示指针IP的值一致的指针中存储的存储器信息,并将该指示信号输出到指示装置11,从而组装部件是可通知的 给运营商 接下来,基于光电传感器13A-13C中的每个工作完成信号,根据指针IP读出组装部件的代码,并且从三个光电传感器中的哪个传感器输出完成信号的判断, 当指示的部分和实际选择的部分不一致时,蜂鸣器19响起并且程序停止。
    • 6. 发明专利
    • DEVICE AND METHOD FOR DETECTING PRESENCE OR ABSENCE OF WORKPIECE
    • JPH1142522A
    • 1999-02-16
    • JP21711097
    • 1997-07-28
    • TOYOTA MOTOR CORP
    • NAKAJIMA MASANAO
    • B23P19/00B23P21/00B62D65/00
    • PROBLEM TO BE SOLVED: To surely detect the presence or absence of a workpiece in a simple constitution, easily tell the abnormality generated in a sensor, so that during operation of the workpiece, the sensor can be inspected, adjusted, and replaced. SOLUTION: This device for detecting the presence or absence of a workpiece is formed by providing a plurality of sensors A (a1, a2), B (b1, b2) respectively provided in a vehicle advancing/retracting side of a detection position, vehicle presence or absence detecting control part 1 detecting whether a vehicle is provided or not in the detection position by a signal output from each sensor A, B to output a signal C of result thereof to a production indicating system or the like, and an abnormality decision means deciding generation of abnormality of the sensor A, B provided in the vehicle advancing/retracting side to output an abnormality generation signal D to a sensor abnormality information means 3 in the case of deciding abnormality generated. The presence or absence detecting control part 1 is provided with a CPU 10 having sensor condition data memory part 15 corresponding to each photoelectric tube and abnormality decision count memory part 16, 17 of the sensor A, B, workpiece presence or absence signal supply part 11 and a sensor abnormality signal supply part 12.
    • 8. 发明专利
    • Detector for work pass through prescribed position
    • 检测器通过预定位置进行工作
    • JPS6143391A
    • 1986-03-01
    • JP16462084
    • 1984-08-06
    • Toyota Motor Corp
    • NAKAJIMA MASANAOSAKAKURA KAZUHARUFUKAMACHI MITSUO
    • G06M7/00G07C3/04
    • G06M7/00G07C3/04
    • PURPOSE:To detect accurately the pass of a work by storing previously a time interval at which a work passes through a prescribed position on a work conveyor and having comparison between said time interval and an actual pass time interval. CONSTITUTION:A counter 10 stores the time interval (tact time) at which a work passes through a prescribed position on a work conveyor. A measuring circuit 16 counts the working time of the work conveyor. This counted time value is compared with the set output of the counter 10 through a comparator 18. The output of the comparator 18 is supplied to an AND gate 24 together with the output of a work presence detecting sensor 20. Then a work prescribed position pass signal is delivered.
    • 目的:通过先前存储工作通过工作输送机上的规定位置的时间间隔并且在所述时间间隔与实际通过时间间隔之间进行比较来准确地检测工件的通过。 构成:计数器10存储工件通过工作输送机上的规定位置的时间间隔(节拍时间)。 测量电路16计算工作输送机的工作时间。 该计数时间值通过比较器18与计数器10的设定输出进行比较。比较器18的输出与工作存在检测传感器20的输出一起被提供给与门24。 信号传递。
    • 10. 发明专利
    • FUEL CONSUMPTION DIAGNOSTIC METHOD FOR VEHICLE
    • JPH11295187A
    • 1999-10-29
    • JP9479398
    • 1998-04-07
    • TOYOTA MOTOR CORP
    • NAKAJIMA MASANAO
    • G01F9/00G01F9/02G01M15/00G01M15/04G01M17/007
    • PROBLEM TO BE SOLVED: To improve the persuasive power of the explanation on the quality of the fuel consumption of a user vehicle by calculating and comparing the collection of the instantaneous fuel consumption by the basic mode travel of a maker standard vehicle and the collection of the instantaneous fuel consumption by the general road travel of the user vehicle with a specific equation. SOLUTION: A vehicle travel characteristic analyzing device 10 is fitted to a maker standard vehicle, the standard vehicle is traveled on a chassis mount in a basic mode, and the fuel consumption data are stored and inputted in a personal computer 30 in advance. The analyzing device 10 is fitted to a user vehicle, and data are recorded during a travel on a general road and inputted in the personal computer 30. A calculation and a judgment are made by the personal computer 30 with equations 1, 2, where τ is the instantaneous fuel consumption, (p) is the instantaneous negative pressure, (r) is the instantaneous revolving speed, and α is a constant determined in consideration of the fuel consumption difference between the standard vehicle and the user vehicle. The persuasive power is improved, sincerity is transferred, and a technical explanation can be made. Fuel consumption data can be simply recorded and analyzed.