蜂王浆三针夹取式拣虫机的设计与试验  

Design and test of three-pin clip-picking royal jelly larvae sorting machine

作　　者：王明旭[1] 李建永[1] 高兴华[1] 罗春阳[1] 杨泽[1] 

机构地区：[1]北华大学机械工程学院,吉林132021

出　　处：《农业工程学报》2017年第21期261-266,共6页Transactions of the Chinese Society of Agricultural Engineering

基　　金：吉林省重点科技攻关项目(20150204046GX)

摘　　要：蜂王浆拣虫是挖浆前必须完成的工序。由于蜜蜂幼虫个体较小、数目庞大,因此人工拣虫过程劳动强度非常大;然而中国养蜂人员老龄化日益严重,且目前蜂王浆拣虫机械化尚未成熟。该文针对中国养蜂现状提出一种以三针夹取的方式将王台中蜜蜂幼虫夹出的方法。以三针夹取的拣虫方式构建蜂王浆拣虫机整机方案。三根针在王台孔内壁同时做向心运动或分离运动,将蜜蜂幼虫夹住或松开。对传动机构中球面槽轮和凸轮的参数进行计算。通过有限元分析得出动力输入端脚踏板受力情况。计算得出球面槽轮圆柱销弧长7.5π,槽深20.68 mm;得出凸轮的理论廓线;有限元分析结果得出动力输入方式可靠。该机器在保留蜂王浆幼虫完整的前提下,一次性将整条王台(64孔)中蜜蜂幼虫全部拣出,可实现连续作业,拣虫效率为10条/min时为人工的10倍,克服了蜂场手工作业时间长和劳动强度大问题。对扩大中国蜂业养蜂规模有着极大的促进作用。The royal jelly pick worm is a process that must be completed before harvesting pulp. Because of the larvae of bee are small and in a great deal of numbers, the labor intensity of the manual sorting process is very large. Moreover, the aging of Chinese beekeeping workforce is becoming increasingly serious in the bee keeping industry, and now the royal jelly picking worm have not yet reached mechanization, which hinders the production of royal jelly. In this paper, we developed a method for the present situation of Chinese beekeeping in a three-needle structural picking machine, which would not affect the quality of the royal jelly. First, the machine put the queen cell without beeswax one by one into the king＆#39;s guide slot, then turned the pedal, the drive shaft was turned by pulley, and the main shaft would transfer the power to the drive unit and the picking worm unit. The toothed belt of the transmission unit transmitted the queen cell to the picking insect unit. Because of the its own weight, the queen cell which in guide groove was falling, implement automatic supply of queen cell, the action of picking worm was completed by pick worm unit, then bee larvae are collected by the insect collecting box. The queen cell was sent out after picking worm, thus finish the picking worm process. This device was easy to operate and had compact structure, suitable for the field operation for beekeepers. The machine was mainly used to construct the whole machine scheme of the three needles pick worm. The three needles were evenly distributed in the inner wall of queen cell, and at the same time, it also had a centripetal movement to clamp or loosen the bee. The three-needle mechanism was used for the coordination between the space sheave and cam mechanism, and the parameters of the space tank wheel and cam were calculated. The force situation of the foot pedal of the power input was obtained through finite element analysis. Finally, the arc length of the space slot was 7.5 PI, and the groove depth was 20.68 mm. The th

关 键 词：机械化 设计 运动学 蜂王浆拣虫机 三针夹取 向心运动 理论廓线 

分 类 号：S896.3[农业科学—特种经济动物饲养]