| 摘要 |
A needle mechanism of a sewing-overedging machine comprises a crank, the main and the upper shafts kinematically connected to each other, and a slider connected to a guide. There additionally a toothed-belt transmission is installed, a balancing crank arm, two slides that by rectilinear pairs are connected to the balancing crank arm, and by turning pairs – to the slider and crank fixed on the upper shaft that by a toothed-belt transmission is kinematically connected to the main shaft. |
