Cement-based material compaction forming filter pressing device and filter pressing method

The invention discloses a cement-based material compaction forming filter pressing device and filter pressing method.The device comprises a reaction frame, the reaction frame is of a frame structure formed by a reaction frame upper end plate, a reaction frame lower end plate and a steel pipe supporting column with threads at the two ends, and a filter pressing unit is arranged between the upper end plate and the lower end plate. The device and the method have the following advantages: (1) the device and the method are simple and convenient, and a pressurized environment can be created in a laboratory and a construction site to press a cement-based material mixture; (2) the device is simple in structure, all parts can adopt commercially available commodities, and the assembly and disassembly are simple; (3) the device is suitable for cement-based material mixtures in various states, so that test pieces of different materials are pressed; (4) the device can adjust the number of the steel pipe and steel plug sle