BENCH FOR TESTING OF MATERIAL SAMPLES UNDER MULTIPOINT BENDING Russian patent published in 2014 - IPC G01N3/20 

FIELD: testing equipment.

SUBSTANCE: invention relates to testing equipment, to strength tests The bench for testing of material samples under multipoint bending comprises a frame, a support element in the form of a pipe, guides, installed on the inner surface of the pipe, detachable fixators of guides on the pipe, loaders in the form of a hydraulic cylinder with a plunger, installed on each guide, and grips arranged along sample length and connected to appropriate loaders The bench is equipped with additional loaders in the form of a hydraulic cylinder with plungers The loaders are arranged on guides in pairs Tooth racks are fixed on plungers of loaders along their axis Grips are made in the form of tooth wheels, are arranged between racks of loader pairs and are kinematically connected to them.

EFFECT: facilitation of tests under multipoint bend in various planes, and also under multipoint twisting and jointly under multipoint twisting and bending with independent variation of bending and twisting directions in sample areas during tests.

1 dwg