ⅲ . structure & function
1. framework: with a firm and stable welded h-type structure, and a rust-proof paint layer, it may accommodate any poor conditions in the construction site;
2. front clapper: welded joint structure, the ground clearance is manually adjustable through a screw, which controls the thickness of the floor layer. the width may be adjusted through a limiting board.
3.driving device: the main driving system is a motor-driven caterpillar chain, with the speed smoothly controlled by a frequency converter, which is featured as stably and precisely moving ahead or back in an arch motion. it may be equipped with different caterpillar belt for different bottoms.
4. walking mechanism: the spreading machine may be manually moved or relocated through a walking mechanism consisting of a hydraulic cylinder and lift;
5. screed: the screed has four functions, viz. the adjustment of height, angle, temperature, and vibration. the plastic cement material is vibrated, compacted and paved while passing through the screed. |
