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公开(公告)号：EP3239325A1
公开(公告)日：2017-11-01
申请号：EP15873582.9
申请日：2015-12-21
申请人： Posco
发明人： KWON, Oh-Yeoul , LEE, Won-Gul , HONG, Seong-Cheol , LEE, Gyoo-Taek , PARK, Jong-Tae , LIM, Choong Soo
CPC分类号： C21D8/1283 , B23K26/0622 , B23K26/08 , B23K26/364 , B23K2201/16 , B23K2201/18 , B23K2201/34 , B23K2201/36 , B23K2203/04 , C21D8/1255 , C21D8/1272 , C21D8/1294 , C21D9/46 , C21D2201/05 , C22C38/02 , C23C8/02 , C23C8/18 , C23C8/26 , C23C8/80
摘要： A grain-oriented electrical steel plate of an exemplary embodiment of the present invention has a groove formed on a surface, wherein a curvature radius RBb at a position where a depth of the groove is maximum is 0.2 µm to 100 µm, and a curvature radius RSb on the groove surface from the position where the depth of the groove is maximum to a quarter-way position of the depth D of the groove is 4 µm to 130 µm.
摘要翻译： 本发明的示例性实施方式的晶粒取向电工钢板具有形成在表面上的沟槽，其中沟槽深度最大的位置处的曲率半径RBb为0.2μm至100μm，曲率半径 RSb从凹槽深度最大的位置到凹槽深度D的四分之一位置处的凹槽表面上的宽度为4μm至130μm。
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2.发明公开ULTRASONIC FLAW DETECTION APPARATUS AND METHOD FOR DETECTING FLAW OF STEEL PLATE 审中-公开ULTRASCHALLFEHLERDETEKTIONSVORRICHTUNG UND VERFAHREN ZUR DETEKTION EINES FEHLERS EINER STAHLPLATTE
公开(公告)号：EP3088883A1
公开(公告)日：2016-11-02
申请号：EP13900485.7
申请日：2013-12-26
申请人： POSCO
CPC分类号： G01N29/043 , G01N29/265 , G01N29/27 , G01N29/28 , G01N2291/0234 , G01N2291/101 , G01N2291/106 , G01N2291/2632
摘要： An apparatus and a method for ultrasonic detection are provided. The apparatus includes an injection nozzle which is installed below a steel plate being transported and forms a medium column by jet a medium toward the steel plate, an ultrasonic probe which is installed in the injection nozzle and transmits and receives ultrasonic waves for detecting flaws in the steel plate through the medium column, and a medium circulation unit which reclaims the medium which falls from the medium column and circulates the reclaimed medium to the injection nozzle.
摘要翻译： 提供了一种用于超声波检测的装置和方法。 该装置包括：喷射喷嘴，其被安装在被输送的钢板的下方，并通过向钢板喷射介质形成介质柱;超声波探头，安装在喷射喷嘴中，并且发送和接收超声波，用于检测 钢板通过中柱，以及介质循环单元，其回收从介质塔落下的介质并将再生介质循环到喷嘴。
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公开(公告)号：EP3085465B1
公开(公告)日：2020-08-26
申请号：EP13899855.4
申请日：2013-12-26
申请人： Posco
IPC分类号： B21B15/00 , B23K26/359 , B23K26/60 , B23D31/02 , B23D19/04 , B23D31/00 , B23K26/00 , B23K26/08 , B23K26/361 , B23K26/40 , B23K103/04 , B23K103/00 , B23K26/06 , B23K26/364
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公开(公告)号：EP3348957A1
公开(公告)日：2018-07-18
申请号：EP16844552.6
申请日：2016-05-25
申请人： POSCO
摘要： The present invention relates to a dimension measuring device and a dimension measuring method, the dimension measuring device comprising: a moving unit for moving two sheets of material; a plurality of range finders installed at a preset interval along the direction of traveling of the material, so as to measure the distance from the side surfaces of the material; and an imaging device installed to take images between the first and second range finders, which are installed at the first and second locations with reference to the entry side of the material, respectively.
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6.发明公开SIDE TRIMMING DEVICE OF STEEL PLATE AND METHOD THEREFOR 审中-公开SEITENBESCHNEIDUNGSVORRICHTUNG EINER STAHLPLATTE UND VERFAHRENDAFÜR
公开(公告)号：EP3085465A1
公开(公告)日：2016-10-26
申请号：EP13899855.4
申请日：2013-12-26
申请人： Posco
IPC分类号： B21B15/00 , B23K26/359 , B23K26/60
摘要： A side trimming apparatus including a cutting unit which is installed on at least one side of a steel plate being transferred and trims a side of the steel plate by mechanical cutting and a laser processing unit which is installed in front of the cutting unit and emits a laser beam to a portion of the steel plate to be cut to form a groove at the portion to be cut or preheat the portion to be cut, and a side trimming method using the same are provided.
摘要翻译： 一种修剪装置，包括安装在钢板的至少一侧的切割单元，该切割单元被转移并通过机械切割来修剪钢板的侧面;以及激光处理单元，其安装在切割单元的前面并发射 将激光束切割成要切割的钢板的一部分，以在要切割的部分上形成凹槽或预热待切割的部分，并且提供使用该凹槽的侧面修剪方法。
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