Patent ID: 11969733
Assignee: NANJING INSTITUTE OF ENVIRONMENTAL SCIENCES, MEE
Field: Chemical engineering (Chemistry)
Classification: CPC B  Y | IPC B

Claim 0:
1. A production device for preparing a building material using a fine particle silt in iron tailings, comprising an operation desk, wherein the operation desk comprises a fixed box, a through groove is formed in a bottom of an inner end of the fixed box, a grinding device is arranged at the inner end of the fixed box and comprises a grinding cabinet, a plurality of leakage grooves are formed in a bottom end of the grinding cabinet and keep communicating with the through groove, both sides of the grinding cabinet are provided with edge plates, the two edge plates keep a sliding connection with both sides of a top end of the fixed box in respective, a side groove is formed in a side of each of the edge plates, a plurality of toothed grooves are formed in a top wall of the side groove, a plurality of grinding assemblies are arranged inside each of the edge plates, each of the grinding assemblies comprises a connecting shaft, both sides of which keep a sliding connection with both sides of the side groove in respective and keep a rotating connection with both sides of each of the edge plates in respective, a plurality of grinding balls are serially connected on the connecting shaft, both ends of the connecting shaft are coaxially connected with gears, the gears keep meshing with the toothed grooves, both sides of the fixed box are provided with hydraulic rods, and tail ends of the hydraulic rods are connected with bottom ends of the edge plates;
both sides of the inner end of the fixed box are provided with baffles which keep a sliding connection with the grinding cabinet, and keep a rotating connection with various connecting shafts;
a wedge block is arranged at an inner end of the through groove, and two tilted grooves are formed between the wedge block and the through groove;
a base plate is arranged at a middle position of a top end of the wedge block, a top groove is formed in a top end of the base plate, and a plurality of burrs are arranged at an inner end of the top groove;
an arc-shaped groove is formed in a contact position between the bottom end of each of the edge plates and the top end of the fixed box, and an inner end of the arc-shaped groove is in rolling connection with a plurality of balls which keep a rolling connection with the top end of the fixed box;
both sides of the top end of the fixed box are provided with top plates, a gap is reserved between the top plates and the top end of the fixed box, and the top ends of the edge plates slide along an inner end of the gap; and
both sides of the inner end of each of the top plates are provided with a pair of buffer springs, of which tail ends are connected with the sides of the edge plates.