This paper mainly carries on the design of hydraulic wrench structure, including the design of the hydraulic cylinder, a ratchet mechanism design and strength check.
本文主要对大扭矩液压扳手结构进行设计，包括液压缸的设计，棘轮机构的设计及强度校核等。
The theoretic foundation is offered to the design of executing mechanism of hydraulic torque wrench.
为液压扭矩扳手执行机构的设计提供了理论依据。
The products have been covered: Pliers, cutting, pipe, wrench, tighten, mud wood, torque, storage, hydraulic, lifting, tool steel and other types of applications.
目前产品已涵盖：钳类、剪切、管道、扳手、紧固、泥木、扭力、仓储、液压、起重、钢结构应用等多个工具种类。
The products have been covered: Pliers, cutting, pipe, wrench, tighten, mud wood, torque, storage, hydraulic, lifting, tool steel and other types of applications.
目前产品已涵盖：钳类、剪切、管道、扳手、紧固、泥木、扭力、仓储、液压、起重、钢结构应用等多个工具种类。
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