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长钢轨焊接的技术要求


1、DAIHANGANGGUIYINGFUHEXINJIANXIANLUTIELUGANGGUIXIANGGUANJISHUTIAOJIANDEGUIDING。

2、JIDIGANGGUIHANJIEYINGCAIYONGJIECHUHAN。

3、焊接设备操作人员必须经过专业培训,熟悉钢轨焊头质量标准,经有关部门考核合格,并获得操作合格证。

4、CAOZUORENYUANBIXUYANGEZHIXINGHANJIESHEBEIDECAOZUOGUICHENG,BINGANXINGSHIJIANYANQUEDINGDEZUOYECANSHUCAOZUO。

5、长钢轨焊接基本工艺流程:选配轨一轨头校直一轨端处理一焊接一正火一焊缝粗打磨一焊缝冷却一钢轨四向调直一焊缝精打磨一探伤、验收一储存。

6、ZHANGGANGGUIHANJIEQIANYINGGENJUSHEJIYAOQIUBIANZHIPEIGUIJIHUABIAO。

7、PEIGUISHIYINGXUANYONGDUANMIANBUDUICHENG、GONGCHAJIBENYIZHIDEGANGGUIXIANGDUIHANJIE。ZHANGGANGGUISHOUWEIDUANMIANDEBUDUICHENGPIANCHABUDEDAYU0.6mm。

8、GENJUPEIGUIYAOQIUJIDIAOZHIQINGKUANGDENGDUIGANGGUIJINXINGJIEJU。GANGGUIYINGWANJINGJIAOZHIHOU,YONG1mZHICHICELIANGQISHIDUBUYINGDAYU0.2mm。

9、QINGCHUGUIDUAN0.5mFANWEINEIDEWUGOU,DAIHANGUIDUANMIANJIGANGGUIYUDIANJIJIECHUBUWEIYINGDAMOCHUXIU,SHIJINSHUGUANGZELUCHUDA80%YISHANG。

10、DANGHUANJINGWENDUDIYU10℃SHI,HANGUIQIANLIANGGUIDUANJIAREWENDUYINGFUHEXINJIANTIELUGANGGUIHANJIEDEXIANGGUANYAOQIU。

11、GANGGUIJINRUHANJIQIAN,YINGJIANCHACHUXIUZUOYEZHILIANG,CHUXIUZHILIANGBULIANGSHI,YINGTUIHUIZHONGXINCHUXIU。

12、GANGGUIJINRENHANJIHOU,ZAIDUITOUGUOCHENGZHONG,YINGZHUYIBIXUYIGONGZUOMIANWEIJIZHUN。GUITOUGONGZUOMIANCUOWEIPIANCHABUYINGDAYU0.2mm,GUIDIBIANYUANCUOWEIPIANCHABUYINGDAYU1mm。

13、HANJIDIANJIBIAOMIANBIXUGUANGJIE、PINGZHENG,FASHENGZHUOSHANGHOUYINGJISHICHULI,BIYAOSHIYINGGENGHUAN。

14、MEIHANWANYIGEHANJIEJIETOUYINGDUIDIANJIJINXINGQINGLI,BUDELIUYOUCHENZHA。MEIHANWANYITIAOZHANGGUIYINGQINGLIYICIDIANJIJIHUBAN。

15、HANJIEJIESHUHOU,YINGLIJIDUIHANJIEJIETOUJINXINGBIAOSHI。JIETOUBIAOSHIYINGYUGANGGUIBIAOJI、HANJIEJILUHUOBAOBIAODUIYING。BIAOSHIYINGZAIHANJIEJIETOUQIANFANG3~5mCHUDEGUIYAOBUWEI,BIAOSHIFUHAOYINGQINGXI、DUANZHENG。

16、HANJIEJIETOUWENDUDIYU500℃SHIFANGKEZHENGHUOJIARE。GUITOUJIAREDEBIAOMIANWENDUYINGKONGZHIZAI900℃±20℃,GUIDIJIAOBIAOMIANWENDUYINGKONGZHIZAI800~900℃。

17、HANHOUJIAOZHIYINGZAIHANJIEJIETOURECHULIHOUJINXING,RETAIHUOLENGTAIXIAJUNKEJIAOZHI。HANJIEJIETOURETAIJIAOZHIWENDUYINGDIYU400℃,BINGYULIUSHANGGONGLIANG;LENGTAIJIAOZHIWENDUYINGDIYU50℃,JIAOHOU1mZHANGDUYIYOU0.3~0.5mmDESHANGGONGLIANG。BUYIFANFUDUOCIJIAOZHI。

18、JINGMOQIAN,HANJIEJIETOUJILIANGDUAN1mFANWEINEIWENDUYINGKONGZHIZAI50℃YIXIA。



【更新时间:2020-1-7】
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