Graded propelling type efficient coal mining machine cutting device and method
A shearer and push-type technology, which is applied in the field of graded push-type high-efficiency shearer cutting devices, can solve problems such as increased coal crushing workload, reduced coal mining efficiency and transportation efficiency, and accelerated wear of picks, achieving Improve mining efficiency and transportation efficiency, reduce crushing workload, and save production costs
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[0017] The present invention will be further described in detail below in conjunction with the accompanying drawings and specific embodiments.
[0018] Such as Figure 1~2 As shown, a cutting device of a graded push-type high-efficiency coal shearer includes a fuselage 1, a drive mechanism 2, a rocker arm 3, an attitude adjustment hydraulic cylinder 4, a gearbox 5, a leveling hydraulic cylinder 6, a first roller 7, The second drum 8 and the third drum 9; the driving mechanism 2 is hinged to the fuselage 1, the rocker arm 3 is fixedly connected to the driving mechanism 2, and one end of the attitude adjustment hydraulic cylinder 4 is hinged on the fuselage 1, The other end of the attitude adjustment hydraulic cylinder 4 is hinged on the drive mechanism 2, and the height of the rocker arm 3 is adjusted through the attitude adjustment hydraulic cylinder 4; the gearbox 5 is hinged with the rocker arm 3, and one end of the leveling hydraulic cylinder 6 is hinged On the rocker arm ...
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