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,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,2016/11/14,#,尊重 包容 感恩 责任 创新,快乐,汇报人:张希明,时间:,2016,年,11,月,14,日,尊重 包容 感恩 责任 创新 快乐,助力新退火炉跟踪,一、,5-28,退火炉跟踪情况,预热区,1,区,2,区,3,区,4,区,5,区,6,区,7,区,节拍,设置,无,790,800,800,730,730,710,450,60,分钟,最低温度,260,697,800,800,691,730,710,393,60,分钟,最高温度,296,791,800,800,726,730,710,412,60,分钟,升温时间,30,分钟,30,分钟,0,0,0,0,40,分钟,60,分钟,1.,存在问题:碳势一直显示,0.05,21,点超,20,分钟不进料,厂家电工小王处理未成功,,22:15,未进料,报警,2,次,,22:26,小王手动进料,,23:00,程序故障,不进料,一、,5-28,退火炉跟踪情况,预热区,1,区,2,区,3,区,4,区,5,区,6,区,7,区,节拍,设置,无,790,800,800,730,730,710,450,60,分钟,最低温度,260,697,800,800,691,730,710,393,最高温度,296,791,800,800,726,730,710,412,升温时间,30,分钟,30,分钟,0,0,0,0,40,分钟,1.,存在问题:碳势一直显示,0.05,21,点超,20,分钟不进料,厂家电工小王处理未成功,,22:15,未进料,报警,2,次,,22:26,小王手动进料,,23:00,程序故障,不进料,二、,5-29,退火炉跟踪情况,预热区,1,区,2,区,3,区,4,区,5,区,6,区,7,区,节拍,设置,无,790,800,800,730,730,710,400,60,分钟,最低温度,269,695,800,800,691,730,710,393,最高温度,302,791,800,800,726,730,710,412,升温时间,31,分钟,34,分钟,0,0,0,0,42,分钟,1.,存在问题:,0,点苏工来调试正常;,2.,质量状况:查金相小于,2,级,脱碳,0.20mm,,硬度,HRB88.5-89,3.,设备故障:,18:00-23:00,出料口气缸报警,后真空后门处气缸报警,,23:45,停止进料,,5,月,30,上午厂家黄工、苏工修理,三、,5-30,退火炉跟踪情况,预热区,1,区,2,区,3,区,4,区,5,区,6,区,7,区,节拍,设置,无,790,800,800,730,740,725,600,60,分钟,最低温度,267,692,800,800,698,740,725,510,最高温度,293,791,800,800,723,740,725,550,升温时间,35,分钟,35,分钟,0,0,0,0,52,分钟,1.,问题停炉:,4,点停,1.2.3,区加热,,5,点停甲醇、丙烷;,2.,质量状况:查金相小于,2,级,,,硬度,HRB88.5-90,3.,重新开炉:根据洛阳扈工指导调整五区,740,度,六区,725,度,七区,600,度,除一区均温风扇外,其余风扇停。,三、,5-31,退火炉跟踪情况,预热区,1,区,2,区,3,区,4,区,5,区,6,区,7,区,节拍,设置,无,790,800,805,730,740,733,600,60,分钟,最低温度,267,694,800,805,700,740,733,510,最高温度,300,791,800,805,726,740,733,560,升温时间,35,分钟,33,分钟,0,0,0,0,52,分钟,1.,参数调整:,3,区调为,805,度,六区调为,733,度节拍,60,分钟,其余不变;,2.,新工艺金相:,上中下,金相,2,级,硬度,HRB90-91.,一、,6-1,退火炉跟踪情况,预热区,1,区,2,区,3,区,4,区,5,区,6,区,7,区,节拍,设置,无,790,810,805,730,740,733,580,60,分钟,最低温度,停,697,810,805,691,740,733,最高温度,791,810,805,726,740,733,升温时间,30,分钟,0,0,0,0,1.,参数调整:,2,区,810,度,,7,区,580,度,2.,生产正常,3.,质量情况:硬度,90-92HRB,金相,2,级,四、,6-2,退火炉跟踪情况,预热区,1,区,2,区,3,区,4,区,5,区,6,区,7,区,节拍,设置,无,790,800,800,730,740,733,600,60,分钟,最低温度,停,694,800,800,700,740,733,510,最高温度,792,800,800,726,740,733,560,升温时间,34,分钟,0,0,0,0,52,分钟,1.,生产情况:,13:00,加热区防爆口爆开,2,次,经查空压机压力不够,导致氮气不纯,电工修理解决。,20:00,自动出料报警、后室转换阀未打开,电工处理解决,,23:45,进料自动报警,后室转换阀未打开,前真空后门未降,夜里进料故障暂停,2.,质量情况:金相接近,2,级,硬度,HRB90-91.,6-3,号,11,号按照前工艺退火,金相,2,级,硬度,90-92HRB;,期间一些小毛病,都解决;,6-12-16,号去临西鑫泰学习,期间退火多次出现问题,于,16,号出现故障停炉,,17,号回来后厂家来人陆电工和修理工,更改了冷却区光电开关,修理了井式炉。,期间车工反映新退火炉黏刀子,此间同设备部张部长沟通不再开炉,要求厂家整改,整改见下,6-3,号后情况,6-19,应我们建议,胜龙购买等离子切割机,对料筐割孔,期间对其进行沟通,确定其尺寸,6,月,19,号后情况,1.6,月,20,号胜龙来修理工进行炉门修复,,6,月,23,胜龙,电器苏工来厂进行程序调整,但对于速冷区加热辐射管没有具体方案。,2.,车工反映新退火炉车加工时粘刀,会同设备部张经理同厂家沟通,确定厂家完善整改结束后在进行试炉。,6,月,30,号厂家于总、邢总还有聘请的宋工来公司了解情况,,7-1,给予三条整改方案:,1.,中门和等温炉门取消,2.,快冷区增加风管,3.,传动改为从加热到缓冷为直接传动,以上高总在场,7-5,下午厂家修理工顾师傅带一修理工来厂,当天未工作。,7-6,至,7-7,顾师傅拆卸减速机,7-8,至,7-10,顾师傅整改传动机构,三套传动电机,/,减速机,/,传动机构撤下,7-11,号顾师傅完善传动部分,7-12,号顾师傅中门,/,冷却室门摘除,封死,两套炉门不用,7-13,号整理光电开关等,7-15,号电器工程师苏工来厂编程,整理光电开关,7-17,号编程结束。因为电量超负荷,未开炉。,日期,1,区,2,区,3,区,4,区,5,区,6,区,7,区,步进,快冷风机,金相,硬度心部,硬度外部,盘重,颜色,车工使用,7-27,790,800,800,730,720,720,380,60,关,2-2.5,90-91,89,400,亮青,开始试运行,8-1,790,800,800,730,720,720,380,60,关,2-2.5,91-91.8,89,400,亮青,不断屑,8-3,790,800,800,710,720,720,500,60,开,2-2.5,90-90.5,88.5-89,400,亮青,不断屑,8-4,790,800,790,715,720,720,500,60,开启,2-2.5,91.5-92,91,400,暗红,+,青,断屑不良,8-5,780,790,785,726,735,720,500,60,开,2-2.5,92-92.5,90-91,400,暗红,断屑不良,8-6,780,795,785,725,732,710,500,60,开,2.5-4,级,91.5-92,91-91.5,400,青,有改进,不理想,8-9-8-13,780,800,790,715,730,720,500,60,开,3,级,91-92,91-91.5,400,青红,有改进,不理想,8-14-17,780,800,790,710,730,730,500,60,关,3,级,89.7-89.8,90.2-91,400,亮青,有变化硬度,8-18-8-27,停炉,8-28,785,805,795,730,730,730,550,50,关,3,级,90-90.5,90-91,360,青,刚开炉还可以,8-29,785,805,792,730,730,730,550,50,关,3,级,-4,级,88-89,88-89,360,青,中间软,7-268-29,新退火炉整改后试验情况,日期,1,区,2,区,3,区,4,区,5,区,6,区,7,区,步进,快冷风机,金相,硬度心部,硬度外部,盘重,颜色,情况反馈,8-30,785,805,792,730,720,720,550,50,关,2.5-4,级,88-88.5,90-91,360,青,料盒心部欠缺,8-31,785,800,792,720,715,715,580,55,开,2-3.5,级,89.2-90.2,93.5-94,360,青,下部硬度高,9-1,785,800,792,720,715,715,550,55,关,2-3,级,88-88.5,89.2-90,360,青,白天不进料,9-2,785,800,792,720,715,715,550,55,关,2.5-3,90-90.5,89.5-90.5,360,青,白天不进料,9-3,785,800,792,720,715,715,550,55,关,2.5-3,89.7-90,89.5-90.5,360,青,白天不进料,9-5,至,7,785,800,792,720,715,715,550,55,关,2.5-3.5,92-92.3,89.2-90,360,青,连续退火 中心硬度高,9-9,785,800,792,720,715,715,550,55,关,2.5-4,93.5-94,89.2-90,330,青,连续退火 中心硬度高,9-10,至,12,785,800,785,718,710,710,550,55,关,2-2.5,89.5-90,89.5-90,330,青,连续,装料透气,还是有问题,9-13,785,800,785,718,708,708,550,55,关,2-4,92-92.5,90.5-91.5,330,青,装料不合适,8-309-13,新退火炉整改后试验情况,经过实验,现在的质量问题很明确:,1.,快冷区风扇不合理,开启时料箱外围散热,过,快,料箱底硬度高,说明下部散热快。关闭后料箱内部热量散不出。要求厂家,安装加热或整改,一直做不出来方案。,2.,同刘保中部长讨论认为,厂家料筐设计,是按照大套圈设计,不适合我们这小套圈。,下一步计划,1.,协调厂家改进快冷区,2.,围绕料箱散热进一步改进,分两步:,a,料箱减少装料量,调整适合的工艺;,b,改进料箱散热硬件,使之符合散热要求,b,9-14,开始不再进料,,9-17,停炉,同厂家密集沟通,确定,9-20,左右来人整改,,9-23,来人整改,c,本次胜龙顾师傅带队对快冷加热进行了安装辐射管,并进行了相应电器加装,对回收余热管道进行部分改动,,9-25,号完工。,d,由于临近国庆,决定国庆后试验。,10,月,3,开炉试验暂定工艺:,1,区,785,度,,2,区,795,度,,3,区,785,度,快冷,4,区,730,度,快冷,4,区监控,725,度,等温,5,区,730,度,等温,6,区,730,度,缓冷区,7,区,530,度,进料节拍,43,分钟,(41Hz),快冷风机开,每箱料重,300,公斤。,日期,1,区,2,区,3,区,4,区,5,区,6,区,7,区,步进,快冷风机,金相,硬度心部,硬度外部,盘重
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