The utility model discloses an energy-saving mechanical linkage type grasping fork mechanism, which belongs to the field of construction machinery. It comprises an upper fork, a main connecting rod, rocker arm, rocker linkage, main fork, the fork is provided with two hinge joints, a hinge joints and main connecting pin connected through a hinge point, another hinge joints and the bucket rod is hinged by a pin shaft, the other end of the connecting rod is hinged together a pin shaft and a main rocker hinged hole A pin shaft, main rocker hinged in the middle hole B and a bucket rod joint connecting pin shaft through a pin shaft, the linkage arm hinged hole and a hinge hole C main rocker pin shaft, a hinge hole and a hinge pin hole under the fork connect the other hinge hole under the fork with the bucket rod and the fork pin connection. The utility model only drives the upper fork by the excavator bucket oil cylinder, and drives the lower fork movement through the mutual linkage of the main rocker arm and the linkage rocker arm, so as to realize the opening and closing of the upper and lower forks, and the operation is simple and the cost is low.
【技术实现步骤摘要】
节能型机械联动式抓叉机构
本技术属于一种挖掘机工作装置,具体地说,尤其涉及一种节能型机械联动式抓叉机构。
技术介绍
目前,机械式抓叉结构多带有固定支撑机构,用于联接斗杆和抓叉的上、下叉,为满足固定支撑机构强度,需要保证其焊接质量和整体重量,该重量占到整个机械式抓叉机构的比例较大,在物料抓举过程中造成能量和成本浪费。
技术实现思路
本技术目的是提供一种简单、高效、节能的节能型机械联动式抓叉机构,以克服现有克服现有机械式联动机构的存在的焊接工艺复杂及耗能大的缺陷。本技术是采用以下技术方案实现的:一种节能型机械联动式抓叉机构,包括上叉、主连杆、主摇臂、联动摇臂、下叉,所述上叉设有两个铰接点,一个铰接点与主连杆一铰接点通过销轴联接,另一个铰接点与斗杆前端铰接点通过销轴联接,主连杆另一端铰接点通过销轴与主摇臂一铰接孔A销轴联接,主摇臂中间铰接孔B通过销轴与斗杆另一铰接点销轴联接,所述联动摇臂一铰接点与主摇臂一铰接孔C销轴联接,另一铰接点与下叉一铰接点销轴联接,所述下叉的另一铰接点与斗杆和上叉销轴联接。与现有技术相比,本技术的有益效果是:(1)本技术仅通过挖掘机铲斗油缸带动上叉转动, ...
【技术保护点】
一种节能型机械联动式抓叉机构,其特征在于:包括上叉(1)、主连杆(2)、主摇臂(3)、联动摇臂(4)、下叉(5),所述上叉(1)设有两个铰接点,一个铰接点与主连杆(2)一铰接点通过销轴联接,另一个铰接点与斗杆(6)前端铰接点通过销轴联接,主连杆(2)另一端铰接点通过销轴与主摇臂(3)一铰接孔A(7)销轴联接,所述主摇臂(3)中间铰接孔B(8)通过销轴与斗杆(6)另一铰接点销轴联接,所述联动摇臂(4)一铰接点与主摇臂(3)一铰接孔C(9)销轴联接,另一铰接点与下叉(5)一铰接点销轴联接,所述下叉(5)的另一铰接点与斗杆(6)和上叉(1)销轴联接。
【技术特征摘要】
1.一种节能型机械联动式抓叉机构,其特征在于:包括上叉(1)、主连杆(2)、主摇臂(3)、联动摇臂(4)、下叉(5),所述上叉(1)设有两个铰接点,一个铰接点与主连杆(2)一铰接点通过销轴联接,另一个铰接点与斗杆(6)前端铰接点通过销轴联接,主连杆(2)另一端铰接点通过销轴与...
【专利技术属性】
技术研发人员:邵珠娜,夏兆沂,韩其章,
申请(专利权)人:山东临工工程机械有限公司,
类型:新型
国别省市:山东,37
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