FIELD: mining industry.
SUBSTANCE: device has following components, serially placed in faceted aperture of rotor table: body, inserts, wedges with dies, connected to drive via supports with holders and guiding boards, leading pipe clamp and stops with locking gear enveloping guiding boards including latch and spring holder. Upper portion of guiding boards is made with head, which in longitudinal radial plane of device and plane perpendicular to it has, respectively, L and T - shaped shape. Outer surface of guiding boards along their length below the head has convex shape. Upper ends of stops are mounted with possible interaction with lower end of head of guiding boards, and lower ends thereof - with holder of leading pipe and rotor shaft, while inner side wall of stops and latch - to side walls of guiding boards.
EFFECT: higher reliability, higher personnel safety, higher serviceability.
3 cl, 9 dwg
