The utility model relates to a roadheader with pipeline supporting chain cutting telescopic arm, mainly composed of a telescopic arm, a telescopic cylinder, cylinder seat, front plate, rear end plate, a guide key, the pipeline supporting chain, motor, motor flange, pipeline, cutting motor is arranged on the telescopic arm, and with the expansion with the expansion in the arm, the telescopic arm is arranged in the pipeline supporting chain, water pipe, oil pipe, motor cables are placed in the pipeline supporting chain, and connected with a corresponding pipe boring machine, and the telescopic arm together with telescopic movement, telescopic arm volume reduction, rotary area increase, the pipeline arrangement ordered corresponding connection, retractable telescopic cylinder operation, more safety, reasonable design, compact structure, convenient installation, safe and reliable, can be used in mine rock roadway, can greatly improve the production efficiency of the roadheader, The utility model is an ideal telescopic arm for a cantilever type roadheader.
【技术实现步骤摘要】
【技术保护点】
一种带管路托链的掘进机截割伸缩臂,其特征在于:主要结构由:伸缩臂、伸缩油缸、油缸座、前端板、后端板、支撑座、导向键、管路托链、截割电机、电机法兰盘、护板、管路组成;伸缩臂(1)前部为前端板(9)、后部为后端板(10),后端板(10)通过螺栓(32)与支撑座(2)固定联接;在伸缩臂(1)的上部设有左右伸缩油缸(3、4),左伸缩油缸(3)固定在前油缸座(5)、后油缸座(7)之间,右伸缩油缸(4)固定在前油缸座(6)、后油缸座(8)之间,前油缸座(5、6)与可伸缩的前端板(9)固定联接,后油缸座(7、8)与后端板(10)固定联接,后端板(10)与支撑座(2)联接,并由螺栓(32) ...
【技术特征摘要】
【专利技术属性】
技术研发人员:罗帅,王喜胜,郝建生,杨春海,张梦奇,刘春记,彭景跃,
申请(专利权)人:煤炭科学研究总院太原研究院,
类型:实用新型
国别省市:14[中国|山西]
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