Sectional type disassembly table for quickly assembling and disassembling postprocessor

The invention provides a sectional type disassembly table for quickly assembling and disassembling a postprocessor, and relates to the technical field of catalyst disassembly, the sectional type disassembly table comprises a table, a guide rail, a sliding supporting table and the postprocessor; the guide rail is mounted on the tabletop of the table; the three sliding supporting tables are all connected with the guide rail in a sliding mode. The postprocessor comprises a front-end DOC, a middle-end DPF and a rear-end SCR which are connected with one another, and the front-end DOC, the middle-end DPF and the rear-end SCR are arranged on the corresponding sliding supporting tables respectively. Through the guide rail designed on the table and the three sliding supporting tables which move along the guide rail and are used for supporting the front-end DOC, the middle-end DPF and the rear-end SCR respectively, the front-end DOC, the middle-end DPF and the rear-end SCR can be kept to freely move on the same horizon