Adjustable clamping frame for a moulding station of a thermoforming machine

摘要

Adjustable upper (7) and lower (1) frames hold the article (5) being molded by differential pressure over a mold (4). The upper frame (7) has transverse slides (21) which are retained in a groove between clamps (19,20) and can be moved between longitudinal members (9). Separate seals (22) are fitted on the lower frame (1) and the mold base plate (28).