US3410317A - Solenoid winding machine - Google Patents

Solenoid winding machine Download PDF

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Publication number
US3410317A
US3410317A US396914A US39691464A US3410317A US 3410317 A US3410317 A US 3410317A US 396914 A US396914 A US 396914A US 39691464 A US39691464 A US 39691464A US 3410317 A US3410317 A US 3410317A
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United States
Prior art keywords
solenoid
conductor
pins
column
coils
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Expired - Lifetime
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US396914A
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English (en)
Inventor
Rondas Ivan Virgil
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NCR Voyix Corp
National Cash Register Co
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NCR Corp
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Priority to BE669631D priority Critical patent/BE669631A/xx
Application filed by NCR Corp filed Critical NCR Corp
Priority to US396914A priority patent/US3410317A/en
Priority to NL6510827A priority patent/NL6510827A/xx
Priority to GB35409/65A priority patent/GB1045388A/en
Priority to DE1514276A priority patent/DE1514276C3/de
Priority to CH1283565A priority patent/CH437527A/fr
Application granted granted Critical
Publication of US3410317A publication Critical patent/US3410317A/en
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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
    • H01F41/04—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing coils
    • H01F41/06—Coil winding
    • H01F41/09—Winding machines having two or more work holders or formers

Definitions

  • the conductors, forming the solenoids in the respective columns, are cut from their respective feeding means; the support is removed from the machine; and the array of solenoids is potted with a suitable plastic compound forming a rigid panel having solenoids, arranged in rows and columns, with the axes of the solenoids disposed parallel to each other.
  • Multiple panels, having the same spacing and pattern between solenoids, are placed in a congruent stack so that bistable magnetic rods can be readily inserted through the aligned solenoid openings to form a magnetic rod memory matrix, for example, as disclosed in a commonly assigned, copending US. patent application Ser. No. 347,184, filed on Feb. 25, 1964, now Patent No.
  • each magnetic rod of that particular memory stores a multidigit word, and therefore, during a read operation, the solenoid coils in each panel are used as a digit sense winding.
  • the series-connected solenoid coils in one column have been connected in series with the series-connected coils in another column. This operation has been performed by soldering the conductor extending from one end of one column to the conductor extending from one end of another column. This is a very costly and tedious operation especially when it is performed on a panel array of 256 solenoid coils arranged in rows and columns confined within an area of less than one square inch.
  • an object of the present invention is to provide a machine for producing a coordinate array of solenoids in which the solenoid coils in one column and the solenoid coils in another column are connected in series and are formed from the same integral or continous length of conductor.
  • Another object is to provide a machine for automatically winding a coordinate array of solenoid coils wherein the machine loops back the conductor, after winding the solenoid coils in one column, and returns the conductor along a path adjacent to the straight lengths of conductor between the various solenoid coils before winding the solenoid coils in another column to produce a panel of solenoid coils wherein the stray circular magnetic fields formed around the straight length of conductor between solenoid coils are substantially cancelled.
  • Another object is to provide .a machine for winding a solenoid array on an array of solenoid pins fixed to a support wherein the support is held stationary, while a feed tube having a conductor passing therethrough orbits about one of the pins and a stationary follow bar folds the conductor extending from the top of the last wound solenoid coils thereagainst and holds it as the feed tube winds the next solenoid coil.
  • FIG. 1 is a pictorial view of a solenoid winding machine showing a preferred illustrative embodiment of the present invention for winding solenoid arrays;
  • FIG. 2 is a schematic representation of the gear train shown in FIG. 1;
  • FIG. 3 is a plan view of the table assembly of the machine showing the machine winding the first two solenoid coils on the array form;
  • FIG. 3a is a plan view of the row indexing assembly ready to release and return the carrier plate to the forward position
  • FIG. 3b is a plan view of the row indexing assembly ready to stop the carrier plate in the forward position
  • FIG. 4 is a sectional front elevation of the table assembly of the machine
  • FIG. 5 is a sectional side elevation of the table assembly of the machine
  • FIG. 6 is a top View of a portion of the feed tube head and follow bar head showing a portion of the solenoid array form, feed tubes, and follow bar in a larger scale than the remaining structure;
  • FIG. 7 is an enlarged pictorial view of a portion of the solenoid array form being wound with solenoids
  • FIG. 7a is an enlarged plan view of a portion of the solenoid array form showing the path of the two feed tubes, each orbiting around a respective pin;
  • FIG. 7b is an enlarged elevation of a portion of the solenoid array form showing the follow bar folding the conductor against the last wound solenoid and the feed tube winding another solenoid;
  • FIG. 8 is a plan view of the column indexing assembly moving the carrier plate to the right;
  • FIG. 9 is a plan view of the column indexing assembly which has been manually released allowing the array form to move to the left of the machine;
  • FIG. 10 is a graphical representation of the movements of the various parts of the machine.
  • FIG. 11 is an enlarged pictoral view in partial section of one of the conductor reel units shown in FIG. 1.
  • FIG. 1 illustrates a preferred embodiment of the present invention.
  • the machine has a base plate 21 which supports a gear train 22, an electric motor 24, and a table assembly 23.
  • the table assembly 23 supports a solenoid array form 26 for movement in two orthogonal directions under a conductor supply means 29.
  • the movement of the array form 26 in one direction is produced by a sliding block 44 slidably mounted within a dovetail groove 45, disposed parallel to the front of the machine and formed in a fixed plate 25 of the table assembly 23.
  • the movement of the array form 26 in the other dircetion is pnodrlced by a solenoid carrier plate 33 slidably mounted within a ldovetail groove 34, disposed front to rear of the machine and formed in the sliding block 44.
  • the solenoid carrier plate 33 supports the solenoid array form 26 under a conductor feed or guide tube head 37 and a follow bar heard 46.
  • the machine provides for winding an array of individual solenoid coils 3-6 (as shown in FIG. 7) on respective pins 27 mounted in a die plate 2 8 of the array form 26. For clarity, the
  • the pins 27 are arranged sixteen to a row and sixteen to a column wherein the rows are oriented parallel to the fornt of the machine and the columns front to rear of the machine.
  • the two hundred fifty-six pins in the array form 26 occupy an area less than one square inch.
  • Conductors 31 which are wound onto the pins 27 to form the solenoid coils 36 are supplied by the conductor supply means 29 (FIG. 1), supported above the feed tube head 37, as shown.
  • an array of solenoid coils is produced and arranged in rows and columns corresponding to the location of individual solenoid pins 27 of the array form 26.
  • the machine winds the array of solenoid coils 36 by winding coils on two pins 27 at a time by moving the array form 26 below the feed tube head 37 in three distinct directions which are: (1) indexing the array form 26 in equal increments to successive pin positions from front to rear until all the coils in two columns are wound, (2) returning the array form 26 in one step to its :prior position in front of the machine, and (3) indexing the array form in equal increments to successive positions from left to right so that two more columns of pins 27 may be wound with coils.
  • each time two new pins are disposed under the feed tube head 37 a follow bar head 46 is dropped to hold the conductors 31 against the die plate 28, and the feed tube head 37 is set into circular oscillatory motion by the gear train 22, so that each of the two feed tubes 38 in the feed tube head 37 orbits around a respective pin disposed under the head.
  • the pitch of the turns of the solenoid coils 36 is control-led by two cams 146 (FIG. 2) which gradually lift cam followers 147 and, in turn, the feed tube head 37 upwardly while the two coils are being wound.
  • the follow bar head 46 includes a follow bar 47 (see FIG.
  • a row indexing assembly 32 (FIG. 1), mounted on the sliding block 4 4, performs the row indexing operation. Since the feed tubes 38 stop and start from an oblique position with respect to the columns and rows of pins 27 (as shown in FIG. 7a), the feed tubes 38 are able to pass between the pins 27 Whenever the array form 26 is indexed in either direction.
  • the now indexing assembly 32 releases the array form in a manner to be later described and, in turn, the array form 26 is pulled to the front of the machine by a spring 41 (FIG. 1). Since the array form 26 is pulled to the front of the machine, the conductor lengths 31a (FIG. 7) from the last wound solenoids 36a in one column are respectively laid down near the conductor lengths 31b connecting solenoids 36 in the SBlIIlB column. This procedure substantially cancels the stray magnetic field formed around the lengths 31b when current fiows through the conductors.
  • a column indexing assembly 43 (FIG. 1), mounted on the fixed plate 25, indexes the array form two columns to the right. The pins in the third and fourth columns are wound next.
  • the same continuous conductor that wound the coils in the first column is used to wind the coils in the third column
  • the same continuous conductor that wound the coils in the second column is used to wind the coils in the fourth column.
  • the array of solenoid coils 36 is now ready to be potted with a dielectric plastic material.
  • a suitable mold (not shown) is placed around the array of solenoid coils with the the plate 28 of the array for-m 26 forming one surface of the mold.
  • the suitable dielectric material is invested around the solenoid coils in a standard manner. After curing, the invested array of solenoid coils and solid dielectric material are removed from the mold. Also, the die plate and the pins 27 are removed from the coils to provide a solenoid panel (not shown) wherein the axes of the coils are disposed parallel to each other and the spacing between the coils axes is accurately maintained.
  • Multiple solenoid panels, produced in this manner, can be stacked with magnetic rods inserted through corresponding solenoid coils in each panel to form the memory, for example, as disclosed in the abovementioned Donal A. Meier application.
  • the solenoid winding machine shown in FIG. 1, includes the conductor supply means 29 for supplying two continuous length conductors 31 to respective feed tubes 38 in the head 37
  • the two feed tubes 38 feed succeeding portions of the conductors 31 to the respective pins 27 to wind two solenoid coils 36 at a time in the same row.
  • Indexing of successive rows of pins 27 below the feed tube head 37 provides for sequentially winding the coils in two columns, wherein the coils in each column are connected in series and formed from the same continuous length conductor 31.
  • Indexing of successive columns, two at a time, below the feed tube head 37 provides for winding the next two columns of pins 27 with solenoid coils so that the coils in alternate columns throughout the array are connected in series and are formed from the same continuous length conductor 31.
  • the gear train 22 of the solenoid winding machine produces, when it is powered by the electric motor 24, the various movements required to wind the array of solenoid coils 36.
  • these movements comprise: (1) an intermittent horizontal front-to-rear movement of the solenoid carrier plate 33 for indexing each row of pins 27 successively under the feed tube head 27; (2) a downward movement of the follow bar 47 to fold and tuck each conductor against a respective previously wound coil and to hold the conductors 31 against the die plate 28; (3) a downward movement of the feed tube head 37 so that the first turn of the coil is formed against the die plate 28', (4) a circular oscillatory movement of the feed tube head 37 in a horizontal plane for orbiting the feed tubes 38 around respective pins 27; (5) an upward vertical movement of the feed tube head 37 during the winding of the coils to provide for the pitch in the turns thereof; (6) an upward movement of the follow bar 47 after the coils are wound; and (7) a horizontal left-to-right movement of the sliding block 44 for indexing the next two columns
  • the array form 26 is placed on the carrier plate 33, after the feed tube head 37 is lifted out of the way by lever 40.
  • the follow bar head 46 is being held up above the carrier plate 33 because the motor 24 has been stopped after the gear train lifted the follow bar head 46 above the pins 27.
  • the array form 26 is aligned with the carrier plate 33 by dowels 35 (see FIG. 3) fitting into alignment holes in the die plate 28.
  • the carrier plate 33 is in the extreme forward position of the machine as determined by the row-indexing assembly 32 and the sliding block 44 is in the extreme left position as determined by the column indexing assembly 43 (see FIG. 3).
  • the two feed tubes 38 are positioned to the rear and right of the first two pins 27a to be wound, more clearly shown in FIG. 6. (Only one corner of the pins on the array form 26 is shown in FIG. 6 for clarity, and the portion of the feed tube head 37 over the array form is shown by dash lines.)
  • the machine starts to wind coils when a switch 52 (FIG. 1) for the motor 24 is closed.
  • the motor 24 actuates the gear train 22 to cause the feed tube head 37 and the follow bar head 46 to drop toward the die plate 28 of the array form 26.
  • the follow bar 47 is able to hold the loose ends of the conductors against the die plate 28 and the feed tubes 38 are able to place the first turn of the coils 36 near the die plate.
  • the winding of the coils 36 on any two pins adjacent the respective feed tubes 38 is accomplished by the combination of two synchronized movements. Referring to FIG. 10, these two synchronized movements and the other movements mentioned above are shown in graph form. wherein the abscissa denotes time and the ordinate denotes distance.
  • the two synchronized movements that cause the coils 36 to be wound are the circular, oscillatory movement (FIG. a) and the upward, vertical movement (FIG. 10b) of the feed tube head 37.
  • the circular oscillatory motion of the feed tube head 37 causes the two feed tubes 38 to orbit in a circular path, for example, five times about respective pins 27, which are indexed under the head 37, thus winding the conductors 31 around the pins.
  • the upward movement of the feed tube head 37 during the winding period of a row winding cycle is in a direction parallel to the axes of the coils 36, as illustrated in FIG. 101;.
  • the follow her 47 is no longer needed to hold the loose ends of the conductors 31 against the die plate 28, and the follow bar head 46 starts to rise (FIG. 10c).
  • the follow bar head 46 rises a greater vertical distance than the feed tube head 37 in order to clear the pins 27 while the feed tubes 38 are able to pass between the pins 27 whenever the solenoid carrier plate 33 is indexed.
  • a row indexing period follows in which the solenoid carrier plate 33 is indexed by the row indexing assembly 32 one incremental step to the rear of the machine, as illustrated in FIG. 10d. Afterwards the feed tube head 37 and the follow bar head 46 are both lowered (FIGS. 10]; and 100) to start the second row winding cycle. During the row indexing period, a dwell period is provided for the feed tube head 37. The dwell period or row indexing period is, for example, .23 of a second, or two-sevenths of a row winding cycle which is .81 of a second.
  • the row winding period and the dwell period are repeated for each row winding cycle.
  • the solenoid carrier plate 33 is again indexed to the rear by the row indexing assembly 32.
  • the row indexing assembly 32 is tripped, in a manner to be described hereinafter, by a rod 130 attached to and extending horizontally from the carrier plate 33.
  • spring 41 is able to pull the carrier plate 33 to the front of the machine as illustrated by the timing diagram of FIG. 10d.
  • the sixteenth row winding cycle follows the column indexing period.
  • the column indexing operation is performed after the carrier plate 33 reaches its forward position, by the column indexing assembly 43, stepping the carrier plate 33 leftto-right, as shown by FIG. 10e. This procedure positions the next two columns of pins in line with the feed tube head 37.
  • a dwell period is provided for the row indexing assembly 32, feed tube head 37, and follow bar head 46 during the end portion of each column winding cycle. This dwell period is, for example, 1.63 seconds long or one-ninth of a column winding cycle which is 14.59 seconds.
  • the main support and housing structure for the winding machine are shown to include the base plate 21 to which are fixed a vertical motor support plate 56, and five vertical bearing support plates 57 to 61 for supporting the motor 24 and gear train 22.
  • the table assembly 23 is supported above the base plate 21, as shown, with the fixed plate 25 of the table assembly 23 suitably bolted to two upright plates 63 and 64, made of, for example, plastic and disposed at the front and at the rear of the machine, respectively.
  • Plastic plates 63 and 64 provide sufficient flexibility to allow the table assembly 23 to move forward in case of a mechanical jam-up to cause the disengagement of spur gears 66 and 67 from spur gears 68 and 69 respectively.
  • Gear 66 supplies power to actuate the column indexing asembly 43
  • gear 67 supplies power to actuate the row indexing assembly 32.
  • the column indexing assembly 43 indexes the solenoid array form 26 two columns to the right after the coils 36 in the first two columns are wound.
  • a column indexing operation is performed every time the motor 24 makes one revolution in the following manner:
  • a flexible coupler 71 couples the motor 24 to a shaft 72 that is bearing mounted to bearing support plates 57 and 58.
  • a spur gear 73 (FIG. 2) keyed to the left end of shaft 72'engages and rotates another spur gear 75 on shaft 74 at a one-to-one ratio (1: 1).
  • Shaft 74 is bearing mounted to bearing plates 58 and 60 and rotates (1:1) a shaft 76 through a chain 77 engaging sprockets 78 and 79 on shafts 74 and 76, respectively.
  • the gear 68, that rotates (1:1) gear 66, is keyed to the shaft 76.
  • Gear 66 is, in turn, keyed at one end to a shaft 81 that is bearing mounted to two bearing tabs 82 (see FIGS. 1 and 4) depending from and bolted to opposite ends of the fixed plate 25, thereby positioning shaft 81 under the fixed plate 25.
  • a helical gear 83 (FIG.
  • the shaft 86 extends through a bore 85 (FIG. 5) in the fixed plate 25 and. is suitably bearing mounted therein.
  • the shaft 86 has formed at the upper end thereof a fiat head 87 with a tripping pin 88 extending horizontally therefrom.
  • the sliding block 44 is moved by a dog 89 which is mounted to the fixed plate 25 by a pin 94. Since the pin 94 extends through an elongated slot 95 formed in the dog, the dog can be moved to the right and against a rack 91, fixed to the block 44.
  • the dog 89 is moved by the tripping pin 88 once during a revolution of the shaft 86. As the tripping pin 88 revolves, it engages a lug 89a extending upward from the dog 89 urging it to the right against the action of the tension spring 90.
  • the block 44 is required to slide a sufiicient distance to the right to position two new columns of solenoid pins 27 under the feed tube head 37 whenever shaft 86 makes one revolution.
  • This result is achieved by making the pitch of the teeth (i.e., the distance between corresponding points on adjacent teeth) on the rack 91 equivalent to the center-to-center distance between the solenoid pins in every other column.
  • the length of pin 88 and the angle, that the tripping pin 88 makes with a radial line extending from the axis of the shaft 86 are chosen to cause the dog 89 to move against the toothed rack 91 and to the right the equivalent of one tooth width before the tripping pin 88 disengages the lug 89a on the dog 89.
  • the dog 89 is returned to its original position by the spring 90, while the pawl 92 holds the sliding block 44 in its new position.
  • gear 67 actuates the row indexing assembly 32, and a new row is indexed under the feed tube head every time gear 67 makes one revolution.
  • gear 67 should make sixteen revolutions while the motor 24 makes one revolution.
  • the gear 67 should be provided with a dwell period or stop for a period of time while motor 24 makes one revolution to allow the column indexing assembly 43 to perform a column indexing operation.
  • the dwell period is one-ninth of one motor revolution. Therefore, while the motor 24 makes one revolution the gear 67 must make sixteen revolutions and also must stop rotating for a period of time.
  • the dwell period provides sufficient time for the solenoid array form 26 to be returned to its position in front of the machine by the spring 41 and then be moved two columns to the right by the column indexing assembly 43.
  • the rotational speed of the motor 24 is increased in three steps. The first step increases the rotational speed 3:1 and is obtained by a segment gear 96 and a gear 97 on shafts 72 and 103, respectively. The second step increases the rotational speed, also 3:1, and is obtained by gears 98 and 99 on shafts 103 and 104, respectively.
  • the third step increases the rotational speed 2:1 and is obtained by gears 101 and 102 on shafts 104 and 105, respectively.
  • This feature is performed by the segment gear 96 in the same manner as described in my above-mentioned patent application. However, a brief description of the operation of the segment gear 96 follows.
  • Segment gear 96 is made of two gear segments 96a and 96b with a circumferential space between the two segments equal to one-ninth of the circumference.
  • the larger gear segment 96a is keyed to shaft 72 while the smaller segment 96b is rotatable relative to the shaft 72. Then, when the smaller segment 96b engages gear 97, there is sufiicient friction in the gear train to cause the gear train to stop, and the rotating shaft 72 causes a spring 960 on the gear 96 to stretch.
  • gear 96a When the larger segment 96a rotates sufliciently to contact the stationary smaller segment 96b, it pushes the smaller segment 96b causing it and gear 97 to rotate.
  • gear 97 stops for a period equal to one-ninth of the time it takes the motor to make one revolution, gear 102 and shaft .105 also stop for the same period. Therefore, gear 102 only makes sixteen revolutions every time the motor 24 makes one revolution.
  • shaft 103 makes two and two-thirds revolutions
  • shaft 104 makes eight revolutions
  • shaft 105 makes sixteen revolutions.
  • shafts 103, 104 and 105 are provided with a dwell period. Having obtained the desired number of revolutions and the desired dwell period on shaft 105, shaft 105 drives (1:1) gear 67 through three gears 106, 107 and 108. Gear 106 is keyed to shaft 105, gear 107, being an idler gear, is keyed to shaft 119, and gear 108 is keyed to shaft 109, which also has the gear 69 keyed thereto.
  • gear 67 actuates the row indexing assembly 32 in the following manner: Gear 67 is keyed to one end of a spline shaft 110 that is bearing mounted to two bearing tabs 111 (see also FIG. 3) depending from and bolted to opposite ends of the fixed plate 25. Spline shaft 110 slidably engages a helical gear 112 whereby gear 112 rotates with the shaft 110 but can also slide axially along the shaft. The gear 112 is restrained from rotating about the spline shaft 110 by two dowel pins 112a (FIG. 2) suitably placed within gear 112.
  • gear 112 is restrained from sliding with respect to the block 44 by a retaining member 113 depending from the sliding block 44 and extending through a large opening 114 (FIG. 4), formed in the fixed plate 25.
  • the gear 112 engages and rotates (1:1) another helical gear 116 that is keyed to a vertically disposed shaft that is suitably bearing mounted within a bore (FIG. 5) in the sliding block 44.
  • a ratchet dog 122 in the row indexing assembly 32 is actuated by an axially extending l ug 11-8 eccentrically disposed on a flat head 117 formed at the upper end of the shaft 115.
  • the lug 118 contacts a pin 121 on the dog 122 to move the dog reanward against the force of a tension spring 124.
  • the pin 121 extends inwardly into an elongated opening 123 formed in the dog 122 as shown, and the head 117 is also disposed within the opening.
  • the motion of the dog 122 is directed by guides 125 so that, as the dog is moved rearwardly by the lug 118, the point of the dog contacts and rotates a ratchet wheel 126 to rotate the wheel clockwise as viewed in FIG. 3.
  • the spring 124- returns the dog 122 to its original position.
  • the ratchet wheel 126 is held in its new position by a pawl 127 urged against the wheel 126 by a tension spring 128.
  • the ratchet wheel 126 meshes with a toothed rack 129 on the solenoid carrier plate 33 whereby the rack 129 is moved rearwardly whenever the wheel 126 rotates clockwise.
  • the circular pitch of the teeth on the wheel 126 is made equal to center-to-center distance between the two adjacent rows of pins 27. Therefore, the lug 118 and the pin 121 on the dog are so positioned that the lug 118 moves the dog 122 a distance sufiicient to rotate the ratchet wheel 126 one tooth, and then the lug 11 8 releases the dog.
  • the pawl 127 with the help of a toggle spring 128 holds the ratchet wheel 126 in the new position thereby placing another row of pins 27 under the feed tube head 37.
  • the shaft 115 makes sixteen revolutions and then stops or dwells for a period of time.
  • the limit rod 130 protruding horizontally from the rack 129, engages an upwardly protruding lug 131 on the pawl 127 causing the pawl 127 to rotate counter clockwise so that the toggle spring 128 now holds the pawl away from the ratchet wheel 126 and against a pin 132. Since the ratchet wheel 126 is free to rotate, the spring 41 extending under the rack 129 to a pin 129a, pulls the carrier plate 33 forward.
  • the oscillating motion of the feed tube head 37 is produced by vertical shafts 135 having eccentric portions 136 (FIG. projecting from the upper end.
  • the shafts 135 are suitably bearing mounted to the fixed plate 25 by bushing 134.
  • the eccentric portions 136 are suitably hearing mounted within vertically disposed tubes 137 fixed to the under side of a horizontal bracket 138 of the feed tube head 37. Since five turns are required on each coil 36, the shafts 135 are rotated five times by the gear drive 22 for each revolution of gear 102 on shaft 105 (FIG.
  • the shafts 135 should also be provided with a dwell period during the same period that shaft 105 makes one revolution so that a row indexing operation may be performed. Therefore, this dwell period for shafts 135 is referred to as the row indexing period (FIG. and is equal to two-sevenths of the time that shaft 105 makes one revolution. Both shafts 135 make five revolutions and then stop or dwell for a period of time while the shaft 105 makes one revolution. First, the increase in rotation speed between shafts 105 and 135 is obtained in two steps. Referring to FIG.
  • the first step increases the rotation speed 3 /2 :1 and is obtained by a segment gear 139 and a gear 140 on shafts 105 and 141, respectively.
  • the second step increases the rotational speed 2:1 and is produced by gears 143 and 144 on shafts 141 and 142, respectively. This gives a speed increase of 7 to 1, while only five revolutions of shaft 135 are required for each revolution of shaft 105.
  • segment gear 139 is made of two gear segments 139a and 13% but with a circumferential space between the two segments equal to two-sevenths of the circumference. Then, when the smaller segment 139b, which rotates freely on shaft 105, engages gear 140, shaft 141 stops and a spring 139a on the gear stretches.
  • the bracket 138 holding the feed tubes 38 is raised, as it oscillates, by two cams 146 (FIG. 2) disposed on shaft 105.
  • Each cam 146 is engaged by a respective cam follower 147, extending through a vertically disposed guide 148, fixed to the plate 25.
  • Each cam 147 is spring biased toward cam 146 by compression spring 148'.
  • On top of both cam followers 147 rests the bracket 138.
  • Vertical adjustment for the feed tube head 37 is provided by screws 149 (FIG. 5).
  • the cams 146 gradually lift the feed tube head 37 as the head oscillates and then the cams allow the head to drop abruptly as shown in FIG. 1012 after the next row of pins is indexed under the feed tube head 37.
  • Suitably disposed compression springs (FIG. 5) around the eccentric portions 136 help urge the feed tube head 37 downwardly.
  • the upper end of the cam followers 152 are press fitted into openings disposed on opposite ends of a follow bar bracket 154 of the follow bar head 46.
  • a follow bar bracket 154 of the follow bar head 46 Referring to FIG. 6, wherein is shown a plan view of the follow bar head 46, the follow bar 47 is shown fixed to the center of the bracket 154.
  • the cams 151 for the follow bar are shaped so that the follow bar 47 is held against the die plate 28 while the feed tube head 37 performs the first two oscillations, and then the cams 151 raise the follow bar 47 above the pins before the row indexing operation is performed.
  • the cams 151 allow the follow bar 47 to drop abruptly in front of the last wound coils 36 after the array form 26 is stepped rearwardly, bending the conductors downward in order to fold the conductors against the last two wound coils (see FIG. 7b).
  • the follow bar 47 also forces the return portion 31a (FIG. 7) of the conductors 31 for the two previously wound columns against the straight lengths 31b of conductors between the solenoid coils 36 as indicated at region A in FIG. 7.
  • the conductor supply means 29, including two rotatable supply bobbin units 156 is shown for supplying two conductors 31 to the respective feed tubes 38 on the head 37.
  • Each bobbin unit 156 rotates on a vertical axis to produce axial rotation for each of the conductors 31 to prevent twisting of these conductors during the winding of the solenoid coils 36.
  • the rotatable bobbin units 156 are rotatably mounted on a bobbin platform 157 that is supported over the table assembly 23 by two brackets 158.
  • the bobbin units 156 are coupled to and are driven (1: 1) by a vertical drive shaft 159 and chain 160, as shown.
  • the vertical drive shaft 159 is driven (2:1) by helical gears 162 (FIG. 2) mounted on shafts 159 and 161, respectively.
  • shaft 161 is driven (2 /2 :1) by spur gear 106, mounted on. shaft 105, driving a spur gear 163, mounted on shaft 161.
  • spur gear 106 mounted on. shaft 105
  • the vertical drive shaft 159 makes five revolutions every time the feed tube head 37 makes five oscillations.
  • Each bobbin unit 156 includes a yoke 166 that rotatably supports the bobbin 164. The yoke 166 is fixed to the upper end of the hollow shaft 165.
  • the shaft 165 is mounted in a bushing 170 fixed to the platform 157 so that the bobbin unit 156 rotates about a vertical axis.
  • One arm 167 of the yoke 166 is made thin and flexible and of a spring-like material, for example, berylliumcopper, and the arm 167 is biased against the bobbin 164 by a bolt 168 to provide a drag brake for the bobbin.
  • the drag on the bobbins 164 is uniform (e.g., onequarter oz.) and is adjustable by rotating bolt 168 whereby the conductors can be held taut without interfering with the winding of the coils 36 and indexing of the array form 26.
  • Keyed to each shaft 165 is a sprocket 169 which is engaged by the chain 160 (FIG. 1) so that the bobbin units 156 are rotated within the bushing 170 by the chain 160.
  • the machine winds two coils at a time so that the end product, a solenoid panel, has an array of solenoid coils wound in two separate series circuits.
  • Solenoid panels of this type are required in the memory disclosed in the above mentioned Donal A. Meier copending application.
  • the teachings of this invention are also useful to provide a machine which is able to wind all the solenoid coils in a panel one series circuit or more than two series circuits.
  • An electrical solenoid array winding machine comprising: a support and a plurality of individual solenoid pins disposed in rows and columns on said support for receiving individual solenoid coils; conductor supply means for supplying at least one conductor; guiding means for guiding said conductor to a respective solenoid pin for winding said conductor thereon; means for providing relative movement between said support and said guiding means to wind a plurality of turns of said conductor about one of said solenoid pins and thereby form a solenoid coil; row indexing means for positioning the support relative to the guiding means to successively align said guiding means to the next solenoid pin in the same column of solenoid pins after a solenoid coil has been wound on said one solenoid pin; and column indexing means for relatively positioning the support and guiding means to align another column of solenoid pins with the guiding means so that a solenoid coil can be wound by said guiding means on each solenoid pin in said other column with the same integral length of conductor used to wind solenoi
  • An electrical solenoid array winding machine comprising: a support and a plurality of individual solenoid pins disposed in rows and columns on said support for receiving individual solenoid coils; conductor supply means for supplying at least one conductor; guiding means for guiding said conductor to a respective solenoid pin for winding said conductor thereon; means for providing relative movement between said support and said guiding means to wind a plurality of turns of said conductor about one of said solenoid pins and thereby form a solenoid coil; row indexing means for positioning the support relative to the guiding means to successively align said guiding means to the next solenoid pin the same column of solenoid pins after a solenoid coil has been wound on said one solenoid pin; means for relatively positioning the support and guiding means for realigning said guiding means with the pin in the first row on said support after all the solenoid coils are wound on pins in one column so that the conductor loops back along a path adjacent the straight lengths of conductor, the coils in
  • An electrical solenoid array winding machine comprising: a support and a plurality of individual solenoid pins disposed on said support for receiving individual solenoid coils; conductor supply means for supplying at least one conductor; guiding means for guiding said conductor to a respective solenoid pin for winding said conductor thereon; means coupled to said guiding means for moving said guiding means about one of said solenoid pins to wind the conductor about said one solenoid pin and thereby form a solenoid coil; a follow bar and a follow bar control means for positioning the follow bar in stationary relationship with respect to said support as said solenoid coil is being formed for holding the conductor against the said support with the conductor folded from the top of a previously wound solenoid.
  • An electrical solenoid array winding machine comprising: a support and a plurality of individual solenoid pins disposed on said support for receiving individual solenoid coils; conductor supply means for supplying at least one conductor; guiding means for guiding said conductor to a respective solenoid pin for winding said conductor thereon; means for orbiting said guiding means about one of said solenoid pins to wind a plurality of turns of said conductor about said one of said solenoid pins and thereby form a solenoid coil; means for relatively positioning the support and guiding means to align another solenoid pin with said guiding means after a solenoid coil has been wound on said one solenoid pin; and a follow bar and follow bar control means to drop said follow bar down against said support after said other pin has been positioned adjacent said guiding means to fold the conductor from the top of the previously wound coil thereagainst and to remain in stationary relationship with respect to said support while another solenoid coil is being wound on said other pin.
  • An electrical solenoid array winding machine comprising: a support and a plurality of individual solenoid pins disposed in rows and columns on said support for receiving individual solenoid coils; conductor supply means for supplying at least one conductor to be wound into an array of series-connected solenoid coils; guiding means for guiding said conductor to a respective solenoid pin for winding said conductor thereon; means for orbiting said guiding means about one of said solenoid pins to wind a plurality of turns of said conductor about one of said solenoid pins and thereby form a solenoid coil; row indexing means for positioning the support relative to the guiding means to successively align said guiding means to the next solenoid pin in the same column of solenoid pins after a solenoid coil has been wound on said one solenoid pin; first dwell means for providing a dwell period for said means for orbiting said guiding means when said row indexing means is aligning said next pin with the guiding means; column indexing means for aligning another column of solenoi
  • An electrical solenoid array winding machine comprising: a support and a plurality of individual solenoid pins disposed on said support for receiving individual solenoid coils; conductor supply means for supplying at least one conductor; guiding means for guiding said conductor to a respective solenoid pin for winding said conductor thereon; means coupled to said guiding means for moving said guiding means about one of said solenoid pins to wind the conductor about said one solenoid pin and thereby form a solenoid coil; means for successively positioning said support to move another solenoid pin adjacent said guiding means after a solenoid coil has been wound on said one solenoid pin to form an array of seriesconnected solenoid coils; a follow bar and follow bar control means for positioning the follow bar in stationary relationship with respect to said support as said solenoid coil is being formed for holding the conductor against the support with the conductor folded from the top of the previously wound solenoid coil; said follow bar control means raising said follow bar above said pins before said means for positioning said support moves another pin adjacent
  • An electrical solenoid array winding machine comprising: a support and a plurality of individual solenoid pins disposed in rows and columns on said support for receiving individual solenoid coils; conductor supply means for supplying at least one conductor to be wound into a series of solenoid coils; guiding means for guiding said conductor to a respective solenoid pin for winding said conductor thereon; means for orbiting said guiding means about one of said solenoid pins to wind a plurality of turns of said conductor about said one solenoid pin and thereby form a solenoid coil; row indexing means for aligning another solenoid pin in the same column of solenoid pins with said guiding means after a solenoid coil has been wound on said one solenoid pin; first dwell means for providing a dwell period for said means for orbiting said guiding means when said row indexing means is aligning said other pin with said guiding means; column indexing means for aligning another column of solenoid pins with said guiding means so that a solenoid coil
  • An electrical solenoid array winding machine comprising: a support and a plurality of solenoid pins disposed in rows and columns on said support for receiving individual solenoid coils; conductor supply means for supplying at least one conductor; guiding means for guiding said conductor to a respective solenoid pin for winding said conductor thereon; means for providing relative movement between said support and said guiding means to wind a plurality of turns of said conductor about one of said solenoid pins and thereby form a solenoid coil; row indexing means for positioning the support relative to the guiding means to successively align said guiding means to the next solenoid pin in the same column of solenoid pins after a solenoid coil has been wound on said one solenoid pin; first dwell means for providing a dwell period for said means for providing relative movement between said support and said guiding means when said row indexing means is aligning the next pin with said guiding means; means for positioning the support for realigning said guiding means to the first solenoid pin in the column after a sole
  • An electrical solenoid array winding machine comprising: a frame for said machine; a table assembly mounted on said frame; a support having a plurality of solenoid pins arranged in rows and columns, and means mounting said support on said table assembly for movement thereon in two directions; a motor mounted on said frame; a gear train mounted on said frame to couple power from said motor to move said support in two directions relative to sai dtable; conductor supply means for suprelative to said table; conductor; guiding means having at least one guide tube and said conductor passing therethrough for guiding said conductor to a respective solenoid pin for winding said conductor thereon; said gear train including means to power said guiding means so that said guide tube orbits around one of said pins and thereby forms a solenoid coil; said gear train including cam means for moving-said guiding means and said guide tube in a direction axial to said pins so that the pitch of the solenoid coil is controlled; row indexing means disposed on said table assembly and powered by said gear train for successive
  • An electrical solenoid array winding machine com,- prising: a frame for said machine; a table assembly including a fixed plate having a groove formed in one surface thereof and mounted to said frame; a sliding block having a groove formed in one surface thereof and mounted in sliding relationship within said groove formed in said fixed plate, and said groove in said sliding block being disposed at right angles to said groove in said fixed plate; a solenoid carrier plate mounted in sliding relationship within said groove formed in said sliding block so that said solenoid carrier plate is movable in two directions; a support having a plurality of solenoid pins disposed in rows and columns for receiving individual solenoid coils, said support being mounted on said solenoid carrier plate; conductor supply means for supplying at least one conductor to be wound into solenoid coils; guiding means having at least one guide tube and said conductor passing therethrough for guiding said conductor to a respective solenoid pin for Winding said conductor thereon; a motor and a gear train mounted on said frame and being coupled to said guiding means so that
  • An electrical solenoid array Winding machine comprising: a frame for said machine; a table assembly including a fixed plate having a groove formed in one surface thereof and mounted to said frame; a sliding block having a groove formed in one surface thereof and mounted in sliding relationship within said groove formed in said fixed plate and with said groove in said sliding block oriented at right angles to the said groove in said fixed plate; a solenoid carrier plate mounted in sliding relationship within said groove fonmed in said sliding block so that said solenoid carrier plate is movable in two directions; a support having a plurality of solenoid pins disposed in rows and columns for receiving individual solenoid coils; said support being mounted on said solenoid carrier plate; conductor supply means for sup plying at least one conductor to be wound into solenoid coils; guiding means having at least one guide tube and said conductor passing therethrough for guiding said conductor to a respective solenoid pin for winding said conductor thereon; a motor and a grear train mounted on said frame and being coupled to said frame

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Manufacture Of Motors, Generators (AREA)
  • Coil Winding Methods And Apparatuses (AREA)
US396914A 1964-09-16 1964-09-16 Solenoid winding machine Expired - Lifetime US3410317A (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
BE669631D BE669631A (en:Method) 1964-09-16
US396914A US3410317A (en) 1964-09-16 1964-09-16 Solenoid winding machine
NL6510827A NL6510827A (en:Method) 1964-09-16 1965-08-18
GB35409/65A GB1045388A (en) 1964-09-16 1965-08-18 Electrical solenoid coil winding machine
DE1514276A DE1514276C3 (de) 1964-09-16 1965-09-14 Maschine zum Wickeln elektrischer Wicklungen
CH1283565A CH437527A (fr) 1964-09-16 1965-09-15 Machine à bobiner des solénoïdes électriques autour de chevilles disposées suivant un réseau

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US396914A US3410317A (en) 1964-09-16 1964-09-16 Solenoid winding machine

Publications (1)

Publication Number Publication Date
US3410317A true US3410317A (en) 1968-11-12

Family

ID=23569103

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Application Number Title Priority Date Filing Date
US396914A Expired - Lifetime US3410317A (en) 1964-09-16 1964-09-16 Solenoid winding machine

Country Status (6)

Country Link
US (1) US3410317A (en:Method)
BE (1) BE669631A (en:Method)
CH (1) CH437527A (en:Method)
DE (1) DE1514276C3 (en:Method)
GB (1) GB1045388A (en:Method)
NL (1) NL6510827A (en:Method)

Cited By (7)

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Publication number Priority date Publication date Assignee Title
US3523353A (en) * 1968-04-26 1970-08-11 Burroughs Corp Back plane wiring apparatus
US4173312A (en) * 1976-11-24 1979-11-06 Giuseppe Camardella Numerically controlled coil winding machine
US4185789A (en) * 1976-11-04 1980-01-29 Tekma Kinomat S.P.A. Structure of a multiple wireguide
US4966337A (en) * 1989-05-17 1990-10-30 Universal Manufacturing Multi-spindle machine for winding wire on bobbins
CN112643659A (zh) * 2020-12-03 2021-04-13 合肥市菲力克斯电子科技有限公司 一种绕线机械手的双坐标移动急停装置
IT202100027428A1 (it) * 2021-10-26 2023-04-26 Gd Spa Metodo e macchina per realizzare una bobina attorno ad un componente di un articolo
US12202681B2 (en) 2021-10-26 2025-01-21 G.D Societa' Per Azioni Method and machine to carry out a control on a group of objects

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US2855159A (en) * 1954-11-29 1958-10-07 Bell Telephone Labor Inc Multiple spindle wire wrapping tool
US2862671A (en) * 1953-07-24 1958-12-02 Bell Telephone Labor Inc Automatic wiring system and apparatus
US2939367A (en) * 1958-01-24 1960-06-07 Albert G Thomas Machine tool system
US2963051A (en) * 1957-12-20 1960-12-06 Ibm Apparatus for winding wire around terminals
US3019822A (en) * 1956-08-03 1962-02-06 Bell Telephone Labor Inc Automatic wiring apparatus
US3106351A (en) * 1959-11-03 1963-10-08 Standard Coil Prod Co Inc Rotary winding machine
US3185184A (en) * 1962-02-01 1965-05-25 Gardner Denver Co Positioning apparatus
US3186077A (en) * 1963-07-09 1965-06-01 Amp Inc Apparatus for wiring panelboards

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2862671A (en) * 1953-07-24 1958-12-02 Bell Telephone Labor Inc Automatic wiring system and apparatus
US2855159A (en) * 1954-11-29 1958-10-07 Bell Telephone Labor Inc Multiple spindle wire wrapping tool
US3019822A (en) * 1956-08-03 1962-02-06 Bell Telephone Labor Inc Automatic wiring apparatus
US2963051A (en) * 1957-12-20 1960-12-06 Ibm Apparatus for winding wire around terminals
US2939367A (en) * 1958-01-24 1960-06-07 Albert G Thomas Machine tool system
US3106351A (en) * 1959-11-03 1963-10-08 Standard Coil Prod Co Inc Rotary winding machine
US3185184A (en) * 1962-02-01 1965-05-25 Gardner Denver Co Positioning apparatus
US3186077A (en) * 1963-07-09 1965-06-01 Amp Inc Apparatus for wiring panelboards

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3523353A (en) * 1968-04-26 1970-08-11 Burroughs Corp Back plane wiring apparatus
US4185789A (en) * 1976-11-04 1980-01-29 Tekma Kinomat S.P.A. Structure of a multiple wireguide
US4173312A (en) * 1976-11-24 1979-11-06 Giuseppe Camardella Numerically controlled coil winding machine
US4966337A (en) * 1989-05-17 1990-10-30 Universal Manufacturing Multi-spindle machine for winding wire on bobbins
CN112643659A (zh) * 2020-12-03 2021-04-13 合肥市菲力克斯电子科技有限公司 一种绕线机械手的双坐标移动急停装置
CN112643659B (zh) * 2020-12-03 2022-01-25 合肥市菲力克斯电子科技有限公司 一种绕线机械手的双坐标移动急停装置
IT202100027428A1 (it) * 2021-10-26 2023-04-26 Gd Spa Metodo e macchina per realizzare una bobina attorno ad un componente di un articolo
EP4174886A1 (en) * 2021-10-26 2023-05-03 G.D Societa' Per Azioni Method and machine to manufacture a coil around a component of an article
US12202681B2 (en) 2021-10-26 2025-01-21 G.D Societa' Per Azioni Method and machine to carry out a control on a group of objects

Also Published As

Publication number Publication date
CH437527A (fr) 1967-06-15
DE1514276C3 (de) 1975-04-17
NL6510827A (en:Method) 1966-03-17
DE1514276B2 (de) 1974-04-04
DE1514276A1 (de) 1969-06-12
BE669631A (en:Method) 1900-01-01
GB1045388A (en) 1966-10-12

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