摘要
宏力灯杆灯具厂１９９１年开始生产６～１２ｍ锥形钢管灯柱，１９９３年１１月该厂又研制出高度２０ｍ的锥形钢管高杆照明灯。由于没有国家标准，该厂拟定了《高杆照明灯》的企业标准，对这种灯具的生产规定了必要的技术要求：照明面积１万ｍ￣２，灯杆直线度偏差不大于全长的１／１０００等。灯具关键部件──锥管灯柱制作过程是，先将板料切成梯形，再在专门成型机上成形为锥形管，然后采用埋弧焊接对缝，并经过矫直、磨光、镀锌、检验等工序。这样生产出的灯杆，坚固、美观、运输安装方便，广泛用于市政建设。
Taper pipe lampcolumn with 6-20m height are developed in Hongli lamp and lampstand factory. The lighting area of the high-column lamp is 104m2, and straightnees deviation of lampcolumn is not larger than 1/1000 of lampcolumn height.The manufacture process of the lampcolumn are: cuting of plate; forming of taper pipe;submered arc welding;straghtening; polishing;galvanizing and inspecting etc.,
出处
《焊管》
1994年第5期14-15,共2页
Welded Pipe and Tube
关键词
直缝锥管
高杆灯桩
焊接
special shape welded steel tube exciter lamp luminaire marking machinary
