| 摘要 |
Method for sewing upholstery assemblies, characterized in that it comprises essentially of a reducer motor (2) with speed variation unit associated with shafts (4, 6, 10) through a system of drives (3, 5) and with a conveyor belt (7) on which is placed a matress (1) or similar, and integrates a sewing machine appropriate to the assembly for sewing the mattress; preferably, two operating sewing speeds are provided according to the area of the mattress to be sewn according to signals from sensors (13, 14) such as photoelectric cells, the higher speed being intended for sewing rectilinear sections and the lower speed being intended for the final portion of such sections and for sewing curves. Pushers for the mattress as well as other elements compatible with the appropriate relative motion of the mattress are provided, the installation being capable of providing for the sewing of matresses and the like automatically and continuously around the entire periphery thereof. <IMAGE> |
