机械5

红枣去核机主要是由定位、去核、传动机构和输送装置及机体、料斗等组成。通过人工管理、控制各单元的协调动作达到一致性。送料装置可以将大枣自动的排队送入到输送装置，再由输送装置将大枣竖直地挨个排列在转动的扶正定位机构上，然后用去核冲针机构上下直线运动来将每个定位紧压的红枣枣核去掉，最后去掉枣核后的大枣从扶正定位机构落入成品料斗中。 关键：去核机；曲柄滑块；主传动；槽轮 Abstract Jujube e
nucleator is mai
nly composed of positio
ni
ng, e
nucleatio
n, tra
nsmissio
n mecha
nism, co
nveyi
ng device, body, hopper, etc. The coordi
natio
n a
nd co
ntrol of all ma
nual actio
ns are achieved through the ma
nageme
nt u
nit. The feedi
ng device ca
n automatically queue up the jujube a
nd se
nd it to the co
nveyi
ng device, a
nd the
n the co
nveyi
ng device arra
nges the jujube vertically o
ne by o
ne o
n the rotati
ng righti
ng a
nd positio
ni
ng mecha
nism, a
nd the
n uses the up a
nd dow
n li
near moveme
nt of the core removal pu
nchi
ng
needle mecha
nism to remove the jujube core tightly pressed by each positio
ni
ng, a
nd fi
nally the jujube after removi
ng the jujube core falls i
nto the fi
nished product hopper from the righti
ng a
nd positio
ni
ng mecha
nism. Key:
nuclear remover; Cra
nk slider; Mai
n drive; Grooved wheel 目录 1概述1 2系统运动方案设计3 2.1原动机类型的选择3 2.2减速器类型的选择5 2.3计算总传动比和分配各级传动比6 2.4计算传动装置的运动参数6 2.5实现去核动作的机构选择8 2.5.1曲柄滑块机构8 2.5.2凸轮机构9 2.6实现排料动作的机构选择…………………………………..10 2.6.1槽轮机构10 2.6.2不完全齿轮齿条机构11 2.7系统运动方案的确定12 2.8绘制系统运动循环图12 3主传动构件中主要部件的设计13 3.1曲柄滑块机构的构成13 3.2曲柄滑块机构的运动规律分析13 3.2.1滑块的位移和曲柄转角间的关系14 3.2.2滑块的速度和曲柄转角的关系15 3.3曲柄滑块机构的受力分析16 3.4槽轮机构21 3.4.1槽轮机构运动21 3.4.2槽轮机构运动参数22 3.5工作头的设计23 3.6滚动轴承的选用与校核24 收获和体会25 致谢27 参考文献28