Material drying device and drying method thereof

The invention discloses a material drying device and a drying method thereof. The material drying device comprises an exhaust fan (8), a blower (7), a second main pipe (2), a first main pipe (1) and aheat recovery device (6), wherein the heat recovery device (6) is used for recycling heat in the wet-hot air extracted from the materials by the exhaust fan (8), and the recovered heat is used for heating the air blown into the material from the blower (7). According to the material drying device, the inside of the material can be effectively dried, the drying efficiency is high, and the drying effect is good. 本发明公开一种物料干燥装置及其干燥方法。该物料干燥装置包括抽风机(8)、吹风机(7)、第二主管(2)、第一主管(1)和热量回收装置(6)，热量回收装置(6)用于回收抽风机(8)从物料内抽取的湿热空气中的热量，并利用回收的热量对从吹风机(7)吹向物料内的空气进行加热。根据本发明的物料干燥装置，能够有效干燥物料内部，干燥效率高，干燥效果好。