DEVICE FOR FIXING SACK NECK ON FILLING MACHINES Russian patent published in 1995 - IPC

FIELD: bagging and packing equipment. SUBSTANCE: device has load-carrying branch pipe 9 fitted by one end inside sack and by other end in hopper chute where it can be fastened. Clamping mechanism is made in form of chuck plate 1 with collar 2. Made in central part of chuck plate is port in which branch pipe 8 is rigidly secured. Branch pipe 8 telescopes in load-carrying branch pipe 9 on which cap 11 is rigidly fastened. Fitted on side surface of cap is branch pipe 12 which serves to connect aspiration system. Nozzles 14 are rigidly secured on upper end face surface of chuck plate 1. Connected to each nozzle at one side is water feed line 15 and at other side, air feed line 16 coupled with electromagnets 17 and 18 cutting in, respectively, yoke-shaped cores 19 and 20 embracing main line 16, and power cylinders 23 and 24. Rigidly secured on upper end face surface of chuck plate 1 are vertical brackets 21 and 22 rigidly coupled with rods of power cylinders 23 and 24, respectively. EFFECT: enhanced sanitary conditions of operation owing to use of dust suppressing and aspiration systems. 4 dwg