The invention discloses a multifunctional
parking brake test
bed, which comprises a table top turning device, a rack lifting device, an operating control device and a power device, wherein a front baffle in the table top turning device is hinged at the front end of an upper table top
welding frame; two ends of a front baffle oil cylinder are hinged with the front baffle and the upper table top
welding frame respectively; a guardrail is arranged on the upper table top
welding frame; one end of an upper table top turning oil cylinder is hinged in the middle of the upper table top welding frame, and the other end of the upper table top turning oil cylinder is hinged in the middle of a lower rack welding frame; a hydraulic lock is arranged on the upper table top turning oil cylinder; the lower end of the lower rack welding frame in the rack lifting device is hinged on a
diagonal bracing guide mechanism; a
brake unlocking oil cylinder is arranged on a spring
brake; the spring
brake is arranged on the lower part of the lower rack welding frame, is hinged to the other end of the
diagonal bracing guide mechanism and is connected with a slide block; one end of a lower rack lifting oil cylinder is hinged on a foundation, and the other end of the lower rack lifting oil cylinder is hinged on the lower rack welding frame; a wired remote controller in the operating control device is connected with a hydraulic
station and a drainage pump; and a spare generating set in the power device is connected with the hydraulic
station and the drainage pump respectively.