Preparation system and preparation process of regenerated fine ore pavement brick

The invention discloses a preparation system and a preparation process of a regenerated fine ore pavement brick, and relates to the technical field of preparation of building materials. The system comprises a water reducing agent storage pool, a flocculating agent storage pool, an exciting agent storage pool, an early strength agent storage pool, an engineering spoil feeding hopper, a sand feeding hopper, a slag feeding hopper, a mixture stirring pool, a cement spraying device, a mixture conveying belt, a pavement brick conveying belt, a pavement brick compression molding chamber, a pavement brick curing chamber and a curing enhancer storage pool. The water reducing agent storage tank, the flocculating agent storage tank, the exciting agent storage tank and the early strength agent storage tank are communicated with one side of the mixture stirring tank; the cement spraying device is communicated with the other side of the mixture stirring pool; and the engineering spoil feed hopper, the sand feed hopper and