| 摘要 |
FIELD: timber industry. SUBSTANCE: invention relates to devices for fastening logs on logger bunk. Proposed logger bunk contains base 1 tunable relative to vertical hinge joint on which hydraulically controlled clamping levers 4, 5 are hinge mounted. Said levers are provided with independent drives consisting of turnable levers 9, 10, tie-rods 13 and hydraulic cylinders 6, 7, and binding wire ropes 24, 25. Clamping levers are one-arm type. Unloading device is made in form of two levers 15, 16, some ends of which are hinge mounted on base for resting on stop installed on base and for lifting double-arm turnable levers of clamping lever drive by stops installed on inner arms. EFFECT: reduced load and decreased metal usage. 2 cl, 5 dwg |
