Screening device with classified screening function for bearing steel ball production

• Main Authors: YAN JINGHAI, WANG HONGJU, YAN LILONG, WANG KAI, SHAN QINGFENG
• Format: Patent
• Language: Chinese; English
• Published: 31.01.2023
• 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 bearing steel ball production, and discloses a screening device for bearing steel ball production with a grading screening function, which comprises a screening box, and a plurality of first screening frames, second screening frames and third screening frames which are obliquely arranged are sequentially arranged in the screening box from top to bottom. A first screen mesh, a second screen mesh and a third screen mesh with the mesh diameters gradually increased in sequence are installed in the first screen frame, the second screen frame and the third screen frame correspondingly, material receiving boxes of trapezoidal structures are correspondingly arranged below the first screen frame, the second screen frame and the third screen frame, and a material guiding inclined plate installed on the inner box wall of the screening box is arranged between every two adjacent material receiving boxes. A drawing assembly is installed between the material receiving box