Double-stroke belt tensioning device and four-way shuttle vehicle applying same

• Main Authors: TIAN KAI, LI GUANGYONG, WANG XINLEI, LI SHOUXING
• Format: Patent
• Language: Chinese; English
• Published: 05.04.2022
• Subjects: BLASTING; CONVEYING; ENGINEERING ELEMENTS AND UNITS; GEARING; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; HANDLING THIN OR FILAMENTARY MATERIAL; HEATING; LIGHTING; MECHANICAL ENGINEERING; PACKING; PERFORMING OPERATIONS; PNEUMATIC TUBE CONVEYORS; SHOP CONVEYOR SYSTEMS; STORING; THERMAL INSULATION IN GENERAL; TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING ORTIPPING; TRANSPORTING; WEAPONS

According to the double-stroke belt tensioning device and the four-way shuttle vehicle applying the double-stroke belt tensioning device, the end portion of a transmission belt is installed in a slotting mode, the buffering pressing piece is installed on one side of the tensioning sliding block, and therefore sliding type tensioning adjustment is achieved, and the design purposes of reducing installation difficulty and protecting the transmission belt from being damaged in a buffering mode are achieved. According to the double-stroke belt tensioning device, the pallet fork device of the four-way shuttle vehicle comprises two groups of fork plate assemblies which are symmetrically arranged and are sequentially connected with a front fork plate, a middle fork plate and a rear fork plate, and each group of fork plate assembly is provided with two groups of transmission belts; the two ends of the transmission belt are fixedly connected to the front fork plate and the rear fork plate through a belt pressing plate