Patent name: A seat headrest pillowcase auxiliary packaging device patent applicant Cheng Baojun main applicant address 225009 Jiangyang Industrial Park, Jiangyang Industrial Park, Yangzhou City, Jiangsu Province Zhonggang Industrial Inventor Cheng Baojun Application (Patent) No. 200420080792.X Application Date 2004.11 .01 Certification Date Approval Notice No. 2741881 Auditing Notice Day 2005.11.23 Instruction Manual CD-ROM D0547 Main Classification Number B65B63/02 Classification No. B65B63/02 Sub-division Original Application No. PRIORITY OBJECT SUMMARY This utility model discloses a seat headrest The pillowcase auxiliary packaging device includes a frame, two sets of limit wheels are symmetrically fixed on the frame, and two clamping pieces are symmetrically disposed between the two sets of limiting wheels, and an upper spacing between the two clamping pieces is greater than a lower portion thereof. The interval between the upper part and the lower part of the clamping part is provided with a smooth transitional surface. The smooth transitional surface is arranged above the limiting wheel; two guide grooves are opened symmetrically and fixed on the frame, and the clamping parts are respectively arranged on the two guiding parts. In the groove, a foot beam is hinged between the lower ends of the two clamping pieces; a fixed beam is relatively fixed on the frame, and a fixed beam is provided between the fixed beam and the foot beam. Spring; a step driving means is provided with feet on the beam. The utility model is simple in structure, convenient in manufacture and high in production efficiency, and can be used as an auxiliary for the whole package which needs to be compressed after the press-down clamp presses the pillow core deformation set between the press pillows and fits into the head pillow. Packaging device use. Sovereignty item 1, a seat headrest pillowcase auxiliary packaging device, characterized in that: includes a frame, the frame is symmetrically fixed with two sets of limit wheels, two sets of limit wheels are symmetrically provided with two clamping pieces, The upper spacing between the two clamping members is greater than the spacing between the two clamping members, and a smooth transitional surface is provided between the upper and lower portions of the clamping members. The smooth transitional surface is disposed above the limiting wheel; there are two symmetrically fixed on the frame. The guide grooves facing each other and the clamping members are respectively arranged in the two guiding grooves. A foot beam is hinged between the lower ends of the two clamping members; a fixed beam is relatively fixed on the frame, and the fixed beam and the step beam are arranged between the two beams. The return spring is provided with a foot pedal drive on the foot beam.
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