Automatic material grading and screening device

• Main Authors: ZHOU MIN, PAN JIAFU
• Format: Patent
• Language: Chinese; English
• Published: 07.03.2023
• Subjects: OTHER SEPARATING BY DRY METHODS APPLICABLE TO BULK MATERIAL,e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL; PERFORMING OPERATIONS; SEPARATING SOLIDS FROM SOLIDS; SEPERATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, ORSIFTING OR BY USING GAS CURRENTS; SORTING; TRANSPORTING

The utility model relates to the technical field of screening devices, and discloses an automatic material grading and screening device. The screening device comprises a screening box, a second movable baffle, a third movable baffle and a second filter screen, clamping grooves are formed in the second movable baffle and the third movable baffle, a first movable baffle is slidably connected into the clamping grooves of the second movable baffle and the third movable baffle, and a first filter screen is arranged in the first movable baffle. A second clamping groove is formed in the outer surface of the screening box and slidably connected with a connecting block, a special-shaped connecting rod is welded to the side, close to the screening box, of the connecting block, a hydraulic cylinder is welded to the inner side wall of the side, away from the screening box, of the special-shaped connecting rod, and an output shaft of the hydraulic cylinder is welded to the side, away from the screening box, of a first mov