Secondary foaming building block production process and full-automatic production line device

The invention provides a secondary foaming building block production process and a full-automatic production line device.The secondary foaming building block production process comprises the following steps that S1, raw material proportioning and mixing are conducted, specifically, all components in raw materials are proportioned according to the proportion and then evenly mixed and stirred; s2, building block pouring molding: carrying out compression molding on the concrete slurry prepared in the step S1 through a mold to prepare a building block wet product; s3, steam curing: performing steam curing on the wet building block product prepared in the step S2; s4, secondary foaming and grouting are conducted, specifically, secondary foaming and grouting are conducted on the building blocks subjected to steam curing; s5, standing and curing: carrying out standing and curing on the building block subjected to secondary foaming and grouting so as to form a dry product; and S6, packaging and stacking are conducted