MACHINE FOR EXECUTING THE PERFORATION AND REFRESHING OF A SHEET MATERIAL, IN PARTICULAR FOR THE WORKING OF SHOES AND FOR PEAUSSERIE

摘要

P THIS MACHINE INCLUDES A WORKING HEAD 2 FITTED BY AN ARM 2 IN DOOR-A-FALSE AND THAT COOPERATES WITH A CORNE OF SUPPORT 4 ALSO IN DOOR-A-FALSE. IN THIS MACHINE, THE HEAD COMPRISES A PROBE 24 FOR GUIDING AND ADVANCING THE WORK AND A PUNCH OR CUTTING KNIFE 23 THAT ARE COAXALLY MOUNTED ONE INSIDE THE OTHER AND DESTINED TO RECEIVE ALTERNATE AXIAL MOVEMENTS PRINTED RESPECTIVELY BY A SLEEVE 10 AND A ROD 14 ALSO COAXALLY MOUNTED ONE INSIDE THE OTHER AND WHICH ARE MOVED THROUGH A MOTOR SHAFT 5, THROUGH AN EXCENTRIC 13 WHICH ROTATES IN A 11 SLEEVE BOSSAGE 10. / P