| 摘要 |
FIELD: machine building.SUBSTANCE: invention comprises a turning cross member connected to a tractor frame by hinges, a carrier bar by one end is mounted on the said cross member while its other end is pivotally coupled with a support, a vibrator is pivotally coupled with the support and from beneath is fitted by rigidly fixed blade with a cable guiding unit and an element to rest upon earth; the rear mounted attachment of a vibratory cable layer is equipped by two hydrocylinders for turning all the rear mounted attachment and two hydrocylinders for turning the blade, and two hydrocylinders installed by open rod ends on the turning cross member and intended to lift and lower all the rear mounted attachment fitted by the blade inclination hydrocylinder which is attached to the support by the free rod end and to the turning cross member - by the sleeve, the sleeve of each hydrocylinder for lifting and lowering the rear mounted attachment is installed pivotally on a bracket coupled pivotally to the carrier bar, the said bracket is a welded structure made from two side pieces linked by two cross bars with resilient pads with the carrier bar passing in-between.EFFECT: regulation of blade inclination, possibility of its forced lowering, reduced vibration transmitted to the tractor frame, and stabilised depth of cable laying.2 cl, 3 dwg |
