Injection shuttle system

An apparatus for moving dynamoelectric machine stator cores and injection tooling for use in fabricating stator core assemblies, said apparatus comprising:

• a shuttle means for supporting a slotted core and injection tooling at spaced apart locations thereon;
• a fetching assembly for engaging the shuttle means, said fetching assembly being operative to move the injection tooling to a predetermined position relative to an injection tooling transfer assembly;
• a turntable arrangement including an indexing table, at least one wedge guide housing, at least one wedge making station and at least one coil injection station;
• said injection tooling transfer assembly being operative to transfer the injection tooling from the shuttle means into the at least one wedge guide housing;
• said indexing table being operative to move the at lease one wedge guide housing with the injection tooling therein into an alignment position at the at least one wedge making station and the at least one coil injection station;
• means for transferring insulating wedges to the at least one wedge guide housing at the wedge making station;
• a core transfer assembly including at least one core holder for supporting the core in a predetermined position and a core retaining means for retaining the core in the predetermined position;
• said core transfer assembly being operative to move the core to the injection station and into an interfitting relationship with the injection tooling after the injection tooling has been moved into an aligned position at the injection station by the indexing table;
• an injection mechanism located at the injection station being operative to transfer winding turns disposed on the injection tooling and the insulating wedges disposed in the wedge guide housing along and into axially extending slots of the core;
• the core transfer assembly being operative to move the core away from the injection station after the winding turns have been transferred to the core slots;
• and
• the injection tooling transfer assembly being operative to remove the injection tooling from the wedge guide housing at an unloading station and to move the injection tooling away from the indexing table.

An apparatus for fabricating a stator core assembly for a dynamoelectric machine wherein the core assembly includes a slotted core having a bore and having winding turns disposed thereon, said apparatus comprising:

• a shuttle means for supporting a slotted core and injection tooling at spaced apart locations thereon;
• a first fetching assembly for engaging the shuttle means, said first fetching assembly being operative to move the injection tooling to a predetermined position relative a coil winding machine at a coil loading station;
• an indexing mechanism located at the coil loading station operative to manipulate the injection tooling relative the coil winding machine for disposing winding turns on the injection tooling;
• a second fetching assembly for engaging the shuttle means, said second fetching assembly being operative to move the injection tooling to a predetermined position relative to an injection tooling transfer assembly;
• a turntable arrangement including an indexing table, at least one wedge guide housing, at least one wedge making station and at least one coil injection station;
• said injection tooling transfer assembly being operative to transfer the injection tooling from the shuttle means into the at least one wedge guide housing;
• said indexing table being operative to move the at least one wedge guide housing with the injection tooling therein into an alignment position at the at least one wedge making station and the at least one coil injection station;
• means for transferring insulating wedges to the at least one wedge guide housing at the at least one wedge making station;
• a core transfer assembly including at least one core holder for supporting the core in a predetermined position and a core retaining means for retaining the core in the predetermined position;
• said core transfer assembly being operative to move the core to the injection station and into an interfitting relationship with the injection tooling after the injection tooling has been moved into an aligned position at the injection station by the indexing table;
• an injection mechanism located at the injection station being operative to transfer winding turns disposed on the injection tooling and the insulating wedges disposed in the wedge guide housing along and into axially extending slots of the core;
• the core transfer assembly being operative to move the core away from the injection station after the winding turns have been transferred to the core slots;
• and
• the injection tooling transfer assembly being operative to remove the injection tooling from the wedge guide housing at an unloading station and to move the injection tooling away from the indexing table.

A method of fabricating a stator core assembly for a dynamoelectric machine wherein the core assembly includes a slotted core having a bore and having winding turns disposed thereon, said method comprising:

• moving a matched set of parts including slotted core and injection tooling to a coil loading station;
• loading winding coils into the injection tooling at the coil loading station;
• moving the matched set of parts of a transfer station and transferring the injection tooling from the matched set to an indexing support;
• moving the indexing support and thereby positioning the injection tooling at a coil injection station;
• moving the slotted core of the matched set into interfitting relation with the injection tooling at the coil injection station;
• retaining the core in the interfitting relationship with the injection tooling;
• injecting the winding turns from the injection tooling into slots of the core;
• and
• separating the injection tooling and the core, moving the core away from the tooling, and removing the injection tooling from the indexing support.

An apparatus for moving dynamoelectric machine stator cores and injection tooling for use in fabricating stator core assemblies, said apparatus comprising:

• shuttle means for supporting a matched set comprising a slotted core and injection tooling;
• a mechanism for aligning the shuttle means at a coil loading station;
• an indexing table having means thereon for accommodating the injection tooling;
• and transfer means for transferring the injection tooling from the shuttle means to the means on the indexing table for accommodating the injection tooling.

An apparatus for fabricating a stator core assembly for a dynamoelectric machine comprising slotted core having a bore and having winding turns disposed thereon, said apparatus comprising:

• shuttle means for supporting a matched set of parts comprising a slotted core and injection tooling at spaced apart locations thereon;
• means for loading winding coils into the injection tooling while the injection tooling is supported on the shuttle means;
• means for moving the injection tooling from the shuttle means while leaving the slotted core on the shuttle means;
• and means for moving the slotted core onto the injection tooling after the injection tooling is moved from the shuttle means.