Shandong Zecheng CNC Machinery Co., Ltd
The CNC boiler barrel drilling machine is mainly used to drill tube holes on header tube and barrel for boiler industry. This CNC boiler barrel drilling machine could use special tools to make welding groove, greatly increase the hole`s precision and drilling efficiency. The CNC boiler barrel drilling machine could machine header tube size with the diameter ranging from 200mm to 900mm.
The CNC boiler drilling machine consists of machine base, gantry structure, CNC dividing head, drilling spindle, vertical sliding table, header tube support rack, clamping oil cylinder, lubrication and hydraulic system, electric system, etc. The header bute drill machine can process hole diameter is 60mm.
The CNC boiler drilling machine adopts Siemens 840D CNC system and host computer management, could realize drilling automatic, the system could accept CAD drawing directly and edit process program automatically. The max turning diameter is 1200mm. The cnc drilling line can process max. thickness of 150mm. This cnc machine has 6 cnc axis.
No. Item Unit ZGK1212/3 ZGK1715A/3 1 Barrel diameter range Mm 800~1200 780~1700 2 Boiler barrel length Mm 2000~12000 2000~15000 3 Max. thickness of barrel Mm 28 50 4 Max. drilling diameter Mm Φ63 Φ63 5 Drill hole pitch accuracy Mm 0.5/1.5 1.0/1.5 6 Sliding carriage type
Hydraulic Hydraulic 7 Laser aligning device
Align holes` position according to welding position Align holes` position according to welding position 8 Quantity unit 3 3 9 Spindle taper
Morse 6 Morse 6 10 Spindle speed rpm 95~450 80~200(Variable frequency controlled 11 Spindle travel mm 500 500 12 Spindle feeding speed Mm/min 10~200 10~200 13 Motor power kw 7.5 7.5 14 Barrel rotating speed r/min 2.8 0~2.8 15 Z axis feeding speed of carriage m/min 10000 0~8000 16 Tailstock servo motor power kw 1.1 2.2 17 Workpiece rotating motor power kw 4.4 5 18 Chuck center height from ground mm 1400 1570 19 Machine dimension mm 18340*4790*2100 22000*5000*2500 20 Machine weight T Approx. 32 Approx. 50
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