PROBLEM TO BE SOLVED: To provide a chimney internal cylinder disassembly machine capable of easily and positively disassembling an internal cylinder.;SOLUTION: The chimney internal cylinder disassembly machine is provided with a telescopic post suspended in the internal cylinder of a chimney by a crane and comprising an outer cylinder, an inner cylinder, and a hydraulic cylinder reciprocating the inner cylinder downward, a body holding device comprising four hydraulic cylinders attached to an outer side of the outer cylinder and pressure contact pads attached to tips of piston rods facing four ways and pressed against a chimney external cylinder, a turning table attached to a lower end of the inner cylinder of the telescopic post and turned around a vertical axis, a scraping device comprising two hydraulic cylinders horizontally juxtaposed below the turning table, and a scraping wedge attached to a tip of a reversed piston rod and capable of entering between the internal and external cylinders of the chimney, and a breaking device comprising two hydraulic cylinders horizontally juxtaposed below the scraping device, and a breaking wedge attached to a tip of a reversed piston rod and capable of biting into the chimney internal cylinder.;COPYRIGHT: (C)2005,JPO&NCIPI
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