TEST BENCH FOR WORKING ELEMENTS OF ROAD CONSTRUCTION MACHINES Russian patent published in 2016 - IPC G01M13/00 

FIELD: test equipment.

SUBSTANCE: invention relates to test equipment, in particular, to equipment for testing of working members of road construction machines. Test bench for working elements of road construction machines comprises support frame with posts mounted on support frame bearing plate with supports for holding analysed sample of soil, interacting with tested working element. Test bench also contains transverse displacement of bearing plate in horizontal plane and lengthwise travel mechanism actuator in horizontal plane, drive which is equipped with hauling chain, on which grip with possibility of movement of working element along stand on guides secured in stands of support frame parallel to bearing plate. Additionally comprises screw mechanism for moving working element in vertical plane, made in form of slider, containing housing in which screw is installed by thread joint with possibility of vertical movement and interaction with its housing rigidly connected to strain-measuring head, on which by means of rigidly connected with bracket, pin and rolling bearings are installed with possibility of tool rotation on pin.

EFFECT: technical result consists in improvement of efficiency of bench.

1 cl, 2 dwg