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요약정보
细长状海蜇丝自动切割刀具设计与分析 / Design and analysis of automatic cutting blade for slender jellyfish silk
Resource Type
Academic Journal
Authors
冯怡然
;
陶学恒
;
王学俊
;
芦金石
;
李应柱
;
FENG Yi-ran
;
TAO Xue-heng
;
WANG Xue-jun
;
LU Jin-shi
;
LEE Eung-joo
Source
食品与机械 / Food & Machinery
. 37(5):120-125
Subject
碗形海蜇
细长丝
冲压式
螺线刀具
数值模拟
实验验证
Language
Chinese
ISSN
1003-5788
Online Access
Find it @ DONGA
초록
通过分析自动切割机的结构组成与工作原理,采用Frenet-serret标架公式结合海蜇皮的外形对刀刃线的曲率和挠率进行了数值模拟,得到刀刃轨迹为空间非等距螺旋线;结合实际工作环境,选用热处理后的440C不锈钢作为刀具材料,设计了两款碗形海蜇的专用切丝刀具;分别对两款刀具进行力学性能分析,得到了凸型刀具的应力值仅为凹型刀具的53.4%;在相同的条件下对凹、凸两种切丝刀具进行磨损分析,得出凹型刀具磨损量较凸型刀具高出一倍;经实验验证,凸型刀具的可靠性、稳定性和切削效果较好.通过综合分析,凸型刀具作为细长状海蜇丝的自动切割刀具,能够满足碗形海蜇批量切割加工的需求.
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