文章摘要
Design and Manufacture of Green and Low-carbon Polyurethane Non-pneumatic Tire
Received:April 13, 2022  Revised:April 13, 2022
DOI:10.12136/j.issn.1000-890X.2023.04.0288
Key Words: non-pneumatic tire;roundness;polyurethane;energy saving;casting
Author NameAffiliationE-mail
WANG Lei 1. Beijing University of Chemical Technology;2. National Engineering Laboratory of Tire Design and Manufacturing Technology 479659948@qq.com 
JIAO Zhiwei 1. Beijing University of Chemical Technology;2. National Engineering Laboratory of Tire Design and Manufacturing Technology  
SUN Jiale 1. Beijing University of Chemical Technology;2. National Engineering Laboratory of Tire Design and Manufacturing Technology  
YANG Weimin 1. Beijing University of Chemical Technology;2. National Engineering Laboratory of Tire Design and Manufacturing Technology  
LUO Shen 1. Beijing University of Chemical Technology;2. National Engineering Laboratory of Tire Design and Manufacturing Technology  
TAN Jing* 1. Beijing University of Chemical Technology;2. National Engineering Laboratory of Tire Design and Manufacturing Technology  
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Abstract:
      The design and manufacture of the green and low-carbon polyurethane non-pneumatic tire were introduced,and the energy saving mechanism was analyzed. Aiming at the problem of poor energy saving of existing non-pneumatic tires,in order to improve the roundness,this non-pneumatic tire was composed of the carcass,rim,dovetail convex structure with misalignment of splayed formation,cord, and spoke support structure. The carcass was made of polyurethane/rubber powder composite material,the outer mold was assembled with the wheel hub with a convex structure,and the hub and carcass were molded together using integrated casting process. Since polyurethane material was used for this non-pneumatic tire instead of rubber material,the tire had a high recycling rate. At the same time,high strength carcass could ensure the roundness of the tire,reduce fuel consumption and wear of the tire,and extend the service life of the tire.
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