Toroidal coil winding machine

Claim 2

A toroidal coil winding machine comprising: a housing, a winding shuttle means including a shuttle holder mounted on said housing, and a shuttle rotatably journalled on said shuttle holder, a core driver and holder means mounted on said housing, said core driver and holder means being adapted to rotatably support a toroidal core in interlinking rotational relationships relative to said shuttle, drive means for effecting the drive of said shuttle and said core driver and holder means at relative speeds during a core winding operation whereby said core is rotated in predetermined angular direction and speed relative to said shuttle, said shuttle holder including: a lower holder portion and a complementary upper holder portion, means for pivotally connecting said upper and lower holder portions for limited pivotal movement relative to one another, means for locking said holder portions against pivotal movement in the operative position thereof, means for rotatably supporting a substantially circular shuttle therebetween, and shuttle drive rollers supported on said shuttle holder disposed in driving relationship with said shuttle supported thereon, and said means for rotatably supporting said shuttle in said shuttle holder includes a guide roller mounted on said shuttle holder for engaging the internal peripheral portion of said shuttle.

Claim 3

The invention as defined in claim 1 wherein said drive means comprises: a motor having an output spindle, and a variable speed transmission means operatively interconnected in driving relationship between said output motor spindle and said core driver and holder means to control the direction and rotation of the core supported on said core driver and holder means relative to said shuttle.

Claim 4

The invention as defined in claim 2 and including means to reverse the direction of rotation of said core.

Claim 5

The invention as defined in claim 2 wherein said transmission means includes an output shaft operatively connected in driving relationship to said core driver and holder means, and a reversing means for effecting a change in the direction of rotation of said output shaft without effecting a change in the direction of rotation of said motor spindle.

Claim 6

The invention as defined in claim 4 in which said reversing means comprises a reversing shaft operatively connected to the output shaft of said transmission means, a gear connected to said reversing shaft, a gear sector disposed in meshing relationship with said gear, said sector being pivotally mounted for movement in one direction or the other, and means operatively connected to said gear sector to effect a change in the direction thereof which in turn is transmitted to said reversing shaft.

Claim 7

The invention as defined in 5 wherein said latter means comprises a soleroid means having a reciprocating plunger meanS, and means operatively connecting said gear sector to said plunger means whereby the reciprocation of said plunger means transmits rotary movement to said gear sector accordingly.

Claim 8

The invention as defined in 5 wherein said latter means comprises a soleroid means having a reciprocating plunger meanS, and means operatively connecting said gear sector to said plunger means whereby the reciprocation of said plunger means transmits rotary movement to said gear sector accordingly.

Claim 9

The invention as defined in claim 6 wherein said soleroid means comprises a pair of counteracting soleroids having connected soleroid plunger, an actuating pin connected to said soleroid plunger, and said gear sector having a slot for accommodating said actuating pin.

Claim 10

The invention as defined in claim 6 including means prohibiting rotation of said output shaft to define a neutral position.

Claim 11

The invention as defined in claim 8 wherein said latter means comprises a switch means, and a cam actuator mounted on said gear sector to effect actuation of said switch means.

Claim 12

The invention as defined in claim 2 wherein said core driver and holder means comprises a support on which a core is held during a core winding operation, positioning means for rotatably supporting said core in position on said support, said positioning means including driver means adapted to engage said core, and means for adjustably positioning said positioning means to accommodate a variety of varying core sizes.

Claim 13

A toroidal coil winding machine comprising: a housing, a winding shuttle means including a shuttle holder mounted on said housing, and a shuttle rotatably journalled on said shuttle holder, a core driver and holder means mounted on said housing, said core driver and holder means being adapted to rotatably support a toroidal core in interlinking rotation relationships relative to said shuttle, drive means for effecting the drive of said shuttle and said core driver and holder means at relative speeds during a core winding operation whereby said core is rotated in a predetermined angular direction and speed relative to said shuttle, wherein said drive means comprises: a motor having an output spindle, a shuttle driving means disposed in driving relationship to said shuttle connected in driving relationship to the output spindle of said motor to effect rotation of said shuttle when said motor is energized, and a variable speed transmission means operatively interconnected in driving relationship between said output motor spindle and said core driver and holder means to control the direction and rotation of the core supported on said core driver and holder means relative to said shuttle, said core driver and holder means comprising: a support on which a core is held during a core winding operation, positioning means for rotatably supporting said core in position on said support, said position means including driver means adapted to engage said core, and means for adjustably positioning said positioning means to accommodate a variety of varying core sizes, said positioning means comprises a pair of arms pivotally mounted to said support, a driver roller rotatably journalled on each of said arms, a pair of idler holding rollers, slide means for slidably mounting said pair of idler holding rollers on said support, an actuating lever operatively connected to said arms and said idler roller slide means for effecting simultaneous displacement of said rollers to facilitate the positioning and removal of the core from said core driver and holder means, and spring means for normally biasing said actuating lever for maintaining a core in position between said rollers and in frictional driving relationship with said drive rollers.

Claim 14

A toroidal coil winding machine comprising: a housing, a winding shuttle means including a shuttle holder mounted on said housing, and a shuttle rotatably journalled on said shuttle holder, a core driver and holder means mounted on said housing, said core driver and holder means being adapted to rotatably support a toroidal core in interlinking rotation relationships relative to said shuttle, drive means for effecting the drive of said shuttle and said core driver and holder means at relative speeds during a core winding operation whereby said core is rotated in a predetermined angular direction and speed relative to said shuttle, wherein said drive means comprises: a motor having an output spindle, a shuttle driving means disposed in driving relationship to said shuttle connected in driving relationship to the output spindle of said motor to effect rotation of said shuttle when said motor is energized, and a variable speed transmission means operatively interconnected in driving relationship between said output motor spindle and said core driver and holder means to control the direction and rotation of the core supported on said core driver and holder means relative to said shuttle, said core driver and holder means comprising: a support on which a core is held during a core winding operation, positioning means for rotatably supporting said core in position on said support, said position means including driver means adapted to engage said core, and means for adjustably positioning said positioning means to accommodate a variety of varying core sizes, said positioning means comprises a pair of arms pivotally mounted to said support, a driver roller rotatably journalled on each of said arms, a pair of idler holding rollers, slide means for slidably mounting said pair of idler holding rollers on said support, an actuating lever operatively connected to said arms and said idler roller slide means for effecting simultaneous displacement of said rollers to facilitate the positioning and removal of the core from said core driver and holder means, and spring means for normally biasing said actuating lever for maintaining a core in position between said rollers and in frictional driving relationship with said drive rollers.

Claim 15

The invention as defined in claim 11 and including means for driving each of said drive rollers.

Claim 16

The invention as defined in claim 12 wherein said drive means comprises: a drive spindle, and means coupling each of said drive rollers in driving relationship to said drive spindle.

Claim 17

The invention as defined in claim 13 wherein said coupling drive means includes a gear train operatively inter-connecting each of sAid drive rollers in driving relationship with said drive spindle.

Claim 18

The invention as defined in claim 2 said transmission means including an output shaft and means coupling said core driver and holder means in driving relationship to the output shaft of said transmission means.

Claim 19

The invention as defined in claim 15 wherein said coupling means comprises: a driver connected in driving relationship to the output shaft of said transmission means, a driver member for accommodating said core driver and holder means, and a coupling member for connecting said driver member in driving connection with said driver.

Claim 20

The invention as defined in claim 16 and including: means for connecting said driving member to said housing for limited translation relative to said driver, and means for controlling the translation of said driving member and associated core driver and holder means relative to said housing for positioning said core relative to said shuttle during a coil winding operation.

Claim 21

The invention as defined in claim 17 wherein said translation control means comprises: a first lever pivotally mounted on said housing, a second lever pivotally mounted on said housing, a series of connecting links interconnecting one end of said first and second lever to said driving member whereby movement of said first lever effects translation of said driving member and associated core driver and holder means in one direction and movement of said second lever effects translation of said driving member and associated core holder in a direction normal to said one direction.