97 Bei Ben heavy truck trucks recently exported to Bolivia


Recently, 97 Beiben heavy trucks were exported to Bolivia and completed the handover. This project has been highly valued by Beibei Company of China North Industries Group since the signing of the contract in early 2011, and the Beiben optimal supporting system has been used in the chassi.......

Composition of dry box

Dry box assembly structure

Uses: Drying box for dry goods or dry heat sterilization. The constant temperature adjustment range, (50 ~ 200) °C (or (50 ~ 250) °C, (50 ~ 300) 0C); incubator for the cultivation.......

Pre-set method for operating the gear-type frame cutter


The basic method of tool design In the tool design process, the method of designing small teeth, large teeth and R39 arc teeth is generally adopted [1]. When designing the pinion small teeth, it is assumed that all the teeth of the cut gear are small teeth, and the small tooth shape is the.......

New type analysis of gears for moving cranes


The basic steps of face contact analysis using the finite element method are as follows: 1) establishing a three-dimensional solid model, dividing the mesh; 2) identifying contact pairs; 3) defining rigid and flexible contact faces; 4) setting unit keywords and real constants; 5) Define/co.......