To solve problem what hot sliced-head can depart fleetly from hot-mile product line,this paper has designed transporting device about hot saw sliced-head by means of mechanical system design method.

This paper introduces the equipment structure,working principle and application effect of the two-cutted saw for cutting bus roof crossrails.

Study of sawing parameters and wear mechanism in granite sawing with diamond saw blade;

Tracking the changes in morphologies of diamond segments in granite sawing;

Change Characteristics of the Specific Energy during Granite Sawing Process;

The generation and variation of stress field and its effect on the saw cutting force is analyzed theoretically.

A systematic analysis of saw cutting handicap for gear steel was done,in which on local parts of saw cutting surface denser large-granular hard inclusions were found.