Automatic cross-wound bobbin winding machine

Automatic cross-wound bobbin winding machine, comprising a supporting frame, a plurality of winding devices secured on said supporting frame, each of said winding devices including pre-assembled modular structural units each having individual parts in the form of at least a yarn run-off location for a run-off spool, a yarn tensioner, a yarn joining device, and a cross-wound bobbin winding mechanism, a plurality of said structural units being combined into standardized or model-specific pre-assembled structural assemblies, each of said structural units and each of said structural assemblies having at least one of pre-readied fastening means, position-fixing means and couplings for energy supply means for interchangeable clamping to an adjacent structural unit or structural assembly in an accurate position, each of said winding devices also including one yarn take-up assembly and one yarn feed assembly, said support frame being in the form of a structural frame assembly having at least one end frame as a first structural unit and at least one frame kit supporting said winding devices as a second structural unit, said yarn take-up assembly having a pre-assembled drive unit with at least one wide and at least one narrow side, and said structural units being detachably secured to one of said at least one wide side of said drive unit, said structural units being divided into standard units that are identical for all models of the cross-wound bobbin winding machine and into apparatus units that are specific to a model type;

• said standard units including said yarn tensioner, a lower pivot nozzle for aspirating a lower yarn and subsequently placing the lower yarn into said yarn joining device, an upper pivot nozzle for aspirating an upper yarn and subsequently placing the upper yarn into said yarn joining device, a yarn waxing unit, a drive unit and a yarn knotting or splicing unit for said yarn joining device, a spool frame for a cross-wound bobbin, and a drive unit for said cross-wound bobbin winding mechanism and said spool frame;
• and said apparatus units including a winding drum guiding the yarn and frictionally driving a cross-wound bobbin, and a yarn eyelet disposed above said yarn waxing unit, located approximately 25-35 cm from the central axis of said winding drum and having a center disposed approximately 10 mm from the center of said winding drum.

Automatic cross-wound bobbin winding machine, comprising a supporting frame, a plurality of winding devices secured on said supporting frame, each of said winding devices including pre-assembled modular structural units each having individual parts in the form of at least a yarn run-off location for a run-off spool, a yarn tensioner, a yarn joining device, and a cross-wound bobbin winding mechanism, a plurality of said structural units being combined into standardized or model-specific pre-assembled structural assemblies, each of said structural units and each of said structural assemblies having at least one of pre-readied fastening means, position-fixing means and couplings for energy supply means for interchangeable clamping to an adjacent structural unit or structural assembly in an accurate position, each of said winding devices also including one yarn take-up assembly and one yarn feed assembly, said support frame being in the form of a structural frame assembly having a front end frame and a rear end frame as a first structural unit and a plurality of frame kits supporting said winding devices as a second structural unit, at least one separable intermediate frame with halves;

• said front end frame, one of said frame kits and one half of one of said at least one separable intermediate frame as a side wall forming a pre-assembled structural assembly;
• and said rear end frame, another of said frame kits and one half of another of said at least one separable intermediate frame as a side wall forming another pre-assembled structural assembly;
• said pre-assembled structural assemblies being separately movable, said frame assembly including a spool holding assembly and at least one of pre-readied fastening means and position-fixing means for holding said spool holding assembly, and at least one blower assembly, said frame assembly having at least one of pre-readied fastening means and position-fixing means holding said blower assembly, said blower assembly including a movable blower unit and supporting units, each of said supporting units including at least one vertical support element and one horizontal beam, said cross-wound bobbin winding mechanism including at least one movable automatic cross-wound bobbin changer as a further assembly, said frame assembly having pre-readied guide means for said movable automatic cross-wound bobbin changer, and said blower unit being combined with said cross-wound bobbin changer to form a common structural assembly.