【追梦·一线职工风采录】巧手守护机车“神经”|麻豆精产国品一二三产品何苗
徒手理线,十根线缆在他指间服帖地叠为4层,于电路板上勾勒出工整的“车”字轮廓;扎带穿梭,每一次精准收紧,都让错综复杂的线束顷刻变得整齐划一、横平竖直——这不是艺术创作,而是中车大连机车车辆有限公司检修分厂机车电工孙恩财的手上绝活。
孙恩财负责机车核心控制系统的线路连接与调试工作,相当于为机车的“生命线”保驾护航。20多种车型的检修规程与电气原理、10厘米标准的捆扎间距、10余种线束走向的规划……这些数字构成机车电路的“神经网络”,关系着千万旅客出行安全。用孙恩财的话说,“线束虽小,连着安全”。
一根松动的线可能导致信号中断,一处缠绕或许就会引起短路。为了攻克这道技术关,孙恩财手绘158张拓扑图,记录每一次的故障排查轨迹,重构布线逻辑数据库,将每一根线的走向熟记于心。在反复试验扎带松紧度时,他的指尖常被勒出深深的红痕。“线束顺了,电流通了,机车才能跑得稳。”这句朴素的话语,藏着他对极致的执着。
历经10余年的积累与钻研,孙恩财开创出“原理图—实车布线—故障树”三维联动调试模式。经他整理的线束,不仅外观整洁规范,更能有效减少行车中的磨损与摩擦,使电路故障率大幅降低。这份厘米级的精准,源自他无数个日夜与线缆的“对话”,更源于他对“每一根线都关乎安全”的敬畏之心。
在车间,孙恩财是公认的“活图纸”。当新人对复杂布线图感到困惑,他总是手持线缆现场示范,耐心讲解如何识别线型、规划走向。哪个接头需要防震动、哪束线应该避热源,他倾囊相授,把工匠精神融入每一次教学。
从老式机车到新型动车组,从简单电路到智能控制系统,孙恩财用一双巧手梳理机车的“神经脉络”,经他手的线束从未出现过一次捆扎质量问题。
在轰鸣的车间里,那些整齐排列的线束、精准无误的接头,都在无声诉说着一位普通电工的匠心与担当——让每一根线都闪耀责任之光,用指尖力量织就守护万千旅客的安全网。
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