FORM-FILL-SEAL DEVICE FOR LIQUID PACKING LINE

摘要

FIELD: packing equipment, particularly for liquid products. ^ SUBSTANCE: form-fill-seal device 1 for producing aseptic sealed packages of packing material sleeve filled with pourable food product comprises fixed structure 3 and two forming units cyclically alternately cooperating with the sleeve. Forming units have corresponding clamp pairs moving between spaced apart position and closed position in which clamps engage the sleeve between corresponding sealing members. The device also has forming sheets 21 having semi-enclosing forming parts which surrounds the sleeve to impart shape and volume to packages. Motion of forming sheets 21 into closed position around the sleeve is performed under the control of cams 30 installed on forming sheets 21 and cooperating with rollers 64 connected to the structure. ^ EFFECT: possibility to change package dimensions without substantial modification of form-fill-seal device. ^ 8 cl, 11 dwg