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[CN 201910200065.3] Hydraulic manipulator for single hob replacement of full face roadheader
[CN 201910200065.3] A hydraulic manipulator for single hob replacement of full-face roadheader Title: A hydraulic manipulator for single hob replacement of full-face roadheader Application number: CN 201910200065.3 Applicant: Hangzhou Yourong Intelligent Control Technology Co., Ltd. Application date: 2019-3-15 Patent type: Invention application The present invention discloses a hydraulic manipulator for single hob replacement of full-face roadheader. It includes a slide rail mechanism, a sliding plate, a first folding arm, a basic arm, a telescopic arm, a second folding arm and a third folding arm. The bottom of the sliding plate is mounted on the linear slide rail through four sliding blocks, the lead screw and the motor cooperate to drive the sliding plate to move, the upper and lower ends of the first folding arm are respectively hingedly connected with the basic arm and the support seat, and the telescopic arm expands back and forth along the inner cavity of the basic arm; the first hydraulic cylinder and the second hydraulic cylinder are hingedly connected to the hydraulic cylinder mounting base, the piston rod of the first hydraulic cylinder is hingedly mounted to the middle of the side surface of the first folding arm, the piston rod of the second hydraulic cylinder is hingedly mounted to the middle of the lower surface of the basic arm, the fourth hydraulic cylinder is hingedly connected to the telescopic arm and the second folding arm, and the third hydraulic cylinder is hingedly connected to the second folding arm and third folding arm, respectively. The invention enables the requirement of a large-scale dexterous operation of a tool changing robot in a narrow installation space.
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