Multi-stage sorting equipment for nut food and sorting method of multi-stage sorting equipment

• Main Authors: BAI GUOFENG, CHEN SHENGHUA, XU DINGYUAN
• Format: Patent
• Language: Chinese; English
• Published: 09.05.2023
• 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 invention relates to the technical field of sorting of bulk nuts, in particular to multi-stage sorting equipment for nut food and a sorting method.The multi-stage sorting equipment comprises a hollow column, the top end of the hollow column is connected with a feeding hopper, an observation window is formed in the outer side of the hollow column, and a first-stage sorting mechanism is arranged in the hollow column; a plurality of discharging openings are formed in the periphery of the hollow column in the length direction of the hollow column in an array mode, the ends, away from the hollow column, of the discharging openings are fixedly connected with material guiding grooves, and the ends, away from the hollow column, of the material guiding grooves are provided with second-stage sorting mechanisms; the first-stage sorting mechanism achieves the function of conducting first-stage sorting work according to the size characteristics of nuts; the secondary sorting mechanism achieves the function of sorting