FIELD: joining of thermoplastic films. SUBSTANCE: device support is mounted on work table by means of screw clamp. It has coaxial with punch. Rod with crosspiece and hold-down device are mounted on screw clamp. Hold-down device also has hole coaxial with support hole. Device is provide with waste collector installed on screw clamp under support. EFFECT: enlarged functional capabilities. 3 cl, 5 dwg
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