Blocking blind plate of three-dimensional swinging mixing machine

The utility model discloses a three-dimensional swing mixer plugging blind plate which comprises a flange plate, connecting holes are formed in the edge of the flange plate, an inserting pipe is arranged on one side of the flange plate, connecting blocks are fixedly connected to the two ends of the flange plate, a sliding frame is arranged on one side of each connecting block, and a locking mechanism is arranged on the other side of each connecting block. The locking mechanism comprises a connecting shell, a rotating handle, a lead screw, a baffle and a moving block, the flange plate is fixedly connected with a guide rod, one end of the guide rod is fixedly connected with a limiting block, a sealing disc is arranged on the outer side of the flange plate and slides on the guide rod, one end of the sealing disc is fixedly connected with a sliding block, and the sliding block is fixedly connected with the rotating handle. By arranging the locking mechanism, when the machine barrel of the mixing machine is sealed