Primary crusher with anti-leakage device

The utility model discloses a primary crusher with a leakage-proof device, which belongs to the technical field of mechanical equipment and is characterized in that the leakage-proof device comprises fixed plates, bearings, round rods and plates, the fixed plates are fixedly mounted on two sides of the primary crusher and are positioned on the same level, the bearings penetrate through the fixed plates, and the round rods are arranged on the round rods. A round rod is embedded in the bearing, the round rod penetrates through the primary crusher, a plate is fixedly arranged on the round rod, the plate abuts against the discharging end in the middle of the round tabletting conveying belt, and adjusting devices are arranged on the two sides of the round rod. The primary crusher solves the technical problem of material leakage caused by a gap generated by abrasion due to long-time operation between a feeding hole of the existing primary crusher and the surface of a circular tabletting conveyor belt, and is mainly