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Innovations in the case of trousers no drum sewing machines
Innovations in the case of trousers no drum sewing machines
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机译：裤子没有滚筒缝纫机的情况下的创新
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摘要
Pants no drum sewing machine (10), comprising:• a foot (40) for holding the entire structure;• a housing (20), in which the dopplungs - and sewing be carried out work gears;• a plate (45), which on the foot (40) is positioned to the housing (20) to carry;• a pedal (60) for use by the operating person for the transmission of instructions to the machine;• an upper abzieherrolle (26) and a lower abzieherrolle (27) for the production of a 360° rotation of the seam when sewing;• a lower tensioning pulley (22) for tensioning of the lower part of the hem;• a folding hook (28) to the doubling of the seam, which is not a full circle and which in a certain extent has a bead;• a front foot arrangement (24) for aligning and application of pressure, by the amount, without any displacement during the sewing process according to the doubling of the hem, and• a control panel (50)for use in the doubling and subsequent sewing of the seams of the trousers and similar products, characterized in that it comprises• a motor (31) of the lower abzieherrolle, whose rotational speed by the control panel (50) for controlling the lower abzieherrolle (27) is adjusted;• a motor (21) of the upper abzieherrolle, independently of the motor (31) of the lower abzieherrolle for controlling the upper abzieherrolle (26);• a pneumatic cylinder (23) in conjunction with the lower tensioning pulley (22) for moving the lower tensioning pulley (22) according to the top and bottom by means of compressed air;• a seam sensor (29) for sensing of qualities and thicknesses of the substances of the trousers and similar products;• a seam sensing arm (32) for the function of the seam sensor (29) during the 360° rotation of the seam, and• a pull guide roller (37) for preventing the displacement of the hem according to one side during the rotation.
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