US3023974A - Cop supply mechanism for winders - Google Patents

Cop supply mechanism for winders Download PDF

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Publication number
US3023974A
US3023974A US640137A US64013757A US3023974A US 3023974 A US3023974 A US 3023974A US 640137 A US640137 A US 640137A US 64013757 A US64013757 A US 64013757A US 3023974 A US3023974 A US 3023974A
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United States
Prior art keywords
yarn
magazine
cop
coil
winding
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Expired - Lifetime
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US640137A
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English (en)
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Furst Stefan
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H67/00—Replacing or removing cores, receptacles, or completed packages at paying-out, winding, or depositing stations
    • B65H67/06—Supplying cores, receptacles, or packages to, or transporting from, winding or depositing stations
    • B65H67/067—Removing full or empty bobbins from a container or a stack
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2701/00—Handled material; Storage means
    • B65H2701/30—Handled filamentary material
    • B65H2701/31—Textiles threads or artificial strands of filaments

Definitions

  • My invention relates to automatic or partially automatic yarn-winding machines for winding a body of yarn taken from a number of individual yarn-supplying coils, in sequence.
  • Such yarn-winding machines as a rule, with amagazine which accommodates one or more yarnsupplying coils.
  • a supply coil When a supply coil is completely unwound, it is discharged from the machine and the next following coil is moved from the magazine into the unwinding position, whereafter the starting end of the coil 1s t1ed together with the yarn end coming from the takeup winding being consist of bobbins, cops or any other type of Wound bodies of yarn, are hereinafter briefly referred to as cops" and, for distinction, the larger body of yarn to be wound 1 s referred to as take-up winding.
  • cops the larger body of yarn to be wound 1 s referred to as take-up winding.
  • Neither term is intended to be limited to any particular shape or winding
  • the insertion of the yarn-supplying cops into the magazine on the winding machine is time-consuming.
  • the necessity of repeatedly manipulating the cops on their way from the spinning plant to the rewinding machine involves the danger of damage to the
  • the cops or other coils of yarn to be rewound in the winding machine are arranged in a separate, transportable magazine at a location away from the winding machine and at a time which precedes the rewinding operation proper.
  • the magazine is subsequently placed into the winding machine from which stored coils or cops are automatically offered to the winding mechanisms of the machine.
  • the orderly insertion of the cops into the magazine is preferably effected, manually or automatically, at the spinning machine, although such sorting or inserting may also be done as an intermediate step between the spinning plant and the coil-winding machine.
  • the starting ends of the yarn wound upon each cop contained in the receiving device are seized in the winding machine by suitable entraining devices which transfer the yarn end to a tying mechanism, whereafter the resulting cuttings of yarn, after formation of a knot, are sucked off.
  • the finding and seizing of the starting end of the yarn takes place while the cop is in a position different from the ultimate unwinding position in the machine.
  • the device for performing the method according to the invention is characterized as follows.
  • a receiving device or magazine for spinning cops is provided, and is filled by hand, or mechanically in an operating or sorting step which precedes the rewinding operation.
  • a mechanical sorting machine is described in companion application Serial No. 642,529, filed February 26, 1957, by Walter Reiners and Stefan Fiirst.
  • the receiving device is then placed in front of a winding location of an automatic winding machine, Where it serves as a feeder magazine, in cooperation with a conveyor. During each exchange of the yarn supplying coil a replacement spinning cop is released or transferred from the magazine to the receiving thorn of the winding machine.
  • a gripper seizes the leading yarn end of the cop so received, and transfers it to the tying device of the winding unit are provided eliminate the abovewound.
  • the supply coils which may for the purpose of knotting the yarn end to the trailing end of the body of yarn being wound.
  • the magazine has a coil-receiving capacity greater than the capacity of the movable conveying device that transfers the cop to the unwinding location proper.
  • the magazine at the Winding station, and the conveyor are so constructed that after complete exhaustion or removal of the magazine, the winding station continues to be supplied with coils, and consequently remains in operative condition for a period of time comprising several coil exchanging operations.
  • the yarn coils to be rewound are sorted into a receiving device in a step Which precedes the rewinding operation and which takes place manually or automatically at the spinning machine, or which takes place between the spinning plant and the winding plant, as described in the above-mentioned copending application Serial No. 642,529 of Walter Reiners and Stefan Fiirst.
  • the maginze automatically offers the sorted coils to the winding machine. All of the sorted coils preferably have a reserve yarn winding on one end, these windings being longitudinally aligned in the magazine. The seeking and seizing of the yarn starting end preferably takes place before the cop is in unwinding position.
  • FIG. 1 illustrates a single coil-winding station of an automatic winding machine, equipped with a magazine and cop supply device.
  • FIG. 2 is a top view of a magazine device corresponding to that shown in FIG. 1.
  • FIG. 3 is an explanatory figure illustrating motion diagrams or time curves of movements of various elements of the machine.
  • FIG. 4 is a vertical cross section of the collecting magazine shown in FIGS. 1 and 2.
  • a machine frame 1 designed as a suction conduit, there is rotatably journalled a yarn-guiding drum 2 which drives a take-up spool 3.
  • the spool 3 is journalled on a spool frame 4 pivotally mounted about pivot 5 on the machine frame 1.
  • the yarn-guiding drum 2 is mounted on a rotatably journalled shaft 6.
  • a suction tube 7 is pivotally rotatable about a pivot 8 and can be turned into a position 7'.
  • a lever 9, designed as a suction tube and gripper, is pivotally mounted at 10 on the machine frame 1.
  • the upper end 11 of lever 9 is designed for the reception of the yarn.
  • the lever 9 turns along a circular path 12 into a position 9'.
  • a tying device 16 Built into the machine frame 1 is a tying device 16, of known design.
  • a lever 13 is pivotally mounted at 14 on the machine frame 1.
  • the upper end 15 of lever 13 is designed for the seizing and gripping of the yarn-starting end.
  • the lever 13 turns along a circular path 15' into the position 13.
  • a yarn tensioner is denoted by numeral 22.
  • a yarn-guiding pin is designated 23.
  • Located near the yarn tensioner 22 is another yarn-guiding pin 24.
  • the yarn F coming from a supply coil 25 is passed about the guiding pin 24.
  • the yarn is taken off by gripper end 15 of lever 13, and reaches the straight-line position F between guide pin 24 and gripper 15.
  • the arm 9 turns downward.
  • the opening 11 of the arm 9, thus travelling, intersects the path of the yarn F and 'entrains the yarn when the arm returns from position 9' back into the position 9.
  • the seeker arm 7, after bringing the other yarn end from coil 3, turns clockwise back into its lower position 7'.
  • the arm 7 seizes the yarn which now extends between members 24 and 11 in an intermediate non-illustrated position, due to the transfer from the position F.
  • a cop-conveying device 28 forms an upward extension of slideway 27 and is equipped with an endless conveyor chain 29 guided about rollers 30 and 31.
  • the conveyor chain is provided with transverse receiving trays 32.
  • the trays are segments of a cylinder and are fixedly or pivotally attached to the chain 29 in known manner.
  • the roller 31 is driven by a spur gear '33.
  • the shaft 330 of gear 33 carries a ratchet 34 engageable by a ratchet pawl 34' which is pivoted to an arm 35.
  • Arm 35 is pivotally linked by a connecting rod 36 to an arm 37 mounted on the pivot shaft 26 of the thorn.
  • the trays 32 receive respective yarn-supplying cops 25a taken from a coil-receiving device or maga zine 38.
  • the magazine 38 is partitioned into a number of cop-receiving portions or chutes 39.
  • Each cop as usual, has a body of yarn wound crosswise upon a core such as a hollow tube. The starting end or reserve of the yarn on each individual cop is wound about one end of the core in parallel turns 40.
  • the magazine device 38 is placed upon guide rails 41 and 42 (FIG. 4), being provided with flanges 50, 51.
  • the trays 32 of the conveying device 28 pass through the bottom opening 52 of the magazine structure.
  • the various curves can be taken as represenative of the actuating surfaces of conjointly driven cams which produce the desired automatic sequence of operations.
  • the position denotes the starting of the copexc'hanging operation which takes place when a previously unwound cop 25 is to be replaced by another cop deliveredfrom the magazine 38.
  • the 360 position denotes the end of the coil-exchanging operation and beginning of the following period in which the yarn from the substituted cop is wound onto the material on take-up spool 3.
  • the curve 43 indicates the changes in rotating speed of the yarn-guiding drum 2.
  • Curve 44 denotes the changes in motion of the suction tube 7, time curve 45 the motion of suction lever 9, curve 46 the operation of the tying device 16.
  • Curve 47 indicates the motion and time relation of the cop-supplying conveyor device 28.
  • Curve 48 relates to the movement of the thorn 26 and curve 49 indicates the motion of the suction lever 13.
  • the yarn portion extending from the supplying cop 25 to the head 15 of suction lever 13 is denoted by F.
  • this yarn portion is at F", in which position it extends between the yarn tensioner 22 and the suction tube 7, then turned into the position 7'.
  • a trailing yarn end F'" extends from the take-up spool 3 to the suction tube 7 in its position 7'.
  • the time sequence of the individual movements, during the above-described cop-exchanging, yarn-finding and tying operations, is as follows.
  • the thread-guiding drum 2 which, in addition to guiding the yarn, also drives the take-up spool 3, is switched over to run at slow speed in the reverse direction as is apparent from curve 43.
  • the end of the yarn on spool 3 which previously ran onto the spool, now is returned into the range of suction tube 7 so that the yarn end is sucked into the interior of tube 7.
  • the suction lever 9 turns from position 9' about pivot 10' upwardly according to time curve 45 in FIG. 3.
  • the suction tube 7, containing the yarn end F' coming from the take-up spool 3, turns downward into the position 7'.
  • the yarn end F is likewise supplied to the tying device 16.
  • the yarn end coming from the supplying cop 25 is diverted by the suction tube 7, when in position 7, so that the yarn end occupies the position F.
  • the automatic sequence of operations is carried out by conventional means.
  • the oscillation of levers 7, 9, and 13 is actuated by three follower levers and three cams preferably on one rotating shaft.
  • the guide drum is reversed by means of cam controlled reversing gears. This is described in the companion application of Walter Reiners and Stefan Fiirst, referred to above, Serial No. 640,166, now Patent No. 2,936,130.
  • the oscillation of the thorn pivot 26 is similarly obtained by a cam and lever follower. The pivot is turned, to the left for example, to reject the empty cop when a sensing device determines that the yarn end has left or is about to leave the depleted cop.
  • a device for automatically feeding full supply bobbins to replenish said supply comprising a magazine having a plurality of partitions forming compartments for holding full supply bobbins having respective bobbin tips all oriented in the same direction, said magazine having fixed thereto inwardly protruding side flanges defining a lower opening shorter than the length of a bobbin to support a stack of bobbins in each compartment on said flanges during transportation of a loaded magazine from a remote location, each partition having one end spaced above said flanges to form passage openings for advance of lowermost bobbins of said compartments along a path parallel to and above said flanges and to exit from said magazine only through said passage openings between said ends and said flanges, a conveyor disposed in position to receive the bobbins from the passage openings between said ends and said flanges for transferring the bobbins one at a time
  • compartments being arranged to be emptied in sequence into respective individual receiver means, the compartment which is positioned to empty last having its bottom opening located over a particular receiving means which is at least one bobbin removed from said one receiving means which is discharging a bobbin, whereby a storage of a plurality of bobbins is provided between said magazine and said discharge location to efiect the continuance of the bobbin feeding without causing delay in the operation of the winding machine due to absence of yarn supply while an empty magazine is being exchanged for a full one.
  • a device for automatically feeding full supply bobbins to replenish said supply comprising a magazine having a plurality of partitions forming compartments for holding full supply bobbins having respective bobbin tips all oriented in the same direction, said magazine having fixed thereto inwardly protruding side flanges defining a lower opening 1 shorter than the length of a bobbin to support a stack of bobbins in each compartment on said flanges during transportation of a loaded magazine from a remote location, each partition having one end spaced above said flanges to form passage openings for advance of lowermost bobbins of said compartments along a path parallel to and above said flanges and to exit from said maga zine only through said passage openings between said ends and said flanges, a conveyor disposed in position to receive the bobbins from the passage openings between said ends and said flanges for transferring the bobbins

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  • Replacing, Conveying, And Pick-Finding For Filamentary Materials (AREA)
US640137A 1956-02-17 1957-02-14 Cop supply mechanism for winders Expired - Lifetime US3023974A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DER18331A DE1174662B (de) 1956-02-17 1956-02-17 Verfahren und Vorrichtung zum Zufuehren umzuspulender Spinnkopse oder aehnlicher Garnwickel an Spulmaschinen mit automatischem Ablaufspulenwechsel

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Publication Number Publication Date
US3023974A true US3023974A (en) 1962-03-06

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US640137A Expired - Lifetime US3023974A (en) 1956-02-17 1957-02-14 Cop supply mechanism for winders

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US (1) US3023974A (de)
CH (1) CH348906A (de)
DE (1) DE1174662B (de)
GB (1) GB855074A (de)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3154904A (en) * 1960-01-14 1964-11-03 Reiners Walter Yarn spinning and winding apparatus
US3347479A (en) * 1965-10-07 1967-10-17 Barber Colman Co Multiple winder with automatic broken thread retrieval
US4508227A (en) * 1980-12-05 1985-04-02 W. Schlafhorst & Co. Cop preparation plant
US4600120A (en) * 1984-10-19 1986-07-15 Abbott Laboratories Magazine for dispensing cartridges into an automated analyzer
CN111874733A (zh) * 2019-01-28 2020-11-03 张曼莉 一种机械自动化纺纱用便于上下料的纺纱卷轴
CN114250537A (zh) * 2021-12-24 2022-03-29 杭州聚乾实业有限公司 一种气流捻纱单元及气流捻纱单元的纺纱系统及其工艺

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1274982B (de) 1966-02-05 1968-08-08 Reiners Walter Dr Ing Vorrichtung zum Entladen mit Textilspulen gefuellter Transportkaesten
CH544031A (de) * 1971-12-07 1973-11-15 Schweiter Ag Maschf Automatische Kreuzspulmaschine
DE3531184A1 (de) * 1985-08-31 1987-03-12 Maier Eugen Metallverarbeitung Vorrichtung zum uebergeben von copsen an eine spulmaschine
IT1213432B (it) * 1986-12-23 1989-12-20 Savio Spa Dispositivo frazionatore di accumulo di spole alla rinfusa a paratoia mobile.

Citations (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1227754A (en) * 1908-10-31 1917-05-29 H D Colman Winder.
GB385867A (en) * 1935-03-04 1933-01-05 Wilhelm Reiners Improvements in or relating to cop winding machines
US2149099A (en) * 1937-04-07 1939-02-28 Sani Self Server Corp Dispensing apparatus
US2208930A (en) * 1936-06-12 1940-07-23 Schlafhorst & Co W Winding machine
US2309008A (en) * 1940-11-07 1943-01-19 Charles F Pease Vending machine
CH227775A (de) * 1939-04-18 1943-07-15 Schlafhorst & Co W Kreuzspulmaschine.
US2338914A (en) * 1939-04-18 1944-01-11 Esser Wilhelm Cross winding frame
CH230478A (de) * 1941-11-22 1944-01-15 Schlafhorst & Co W Kötzerspulmaschine.
US2473054A (en) * 1945-11-29 1949-06-14 Dora E Carter Bottle vending machine
US2659538A (en) * 1949-11-29 1953-11-17 Abbott Worsted Mills Inc Winding machine
CH295008A (de) * 1942-01-28 1953-12-15 Schlafhorst & Co W Spulmaschine mit voneinander unabhängig arbeitenden ortsfesten Spulstellen.
US2675971A (en) * 1948-05-11 1954-04-20 Abbott Worsted Mills Inc Textile mechanism
CH306841A (de) * 1939-06-07 1955-04-30 Schlafhorst & Co W Kreuzspulmaschine.
US2733870A (en) * 1951-01-09 1956-02-07 Furst

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE250191C (de) *
DE634019C (de) * 1931-11-26 1936-08-19 Schlafhorst & Co W Spulmaschine mit ortsfesten Spulstellen und einer Vorrichtungzum Beschicken mit Ablaufspulen
BE405633A (de) * 1934-10-22
DE928513C (de) * 1939-04-19 1955-06-02 Schlafhorst & Co W Kreuzspulmaschine
DE915314C (de) * 1951-01-09 1954-07-19 Reiners Walter Dr Ing Selbsttaetige Spulmaschine
DE914595C (de) * 1952-04-24 1954-07-05 Wolfgang Dietz Einrichtung zum Auswechseln der Ablaufspulen an Spulmaschinen

Patent Citations (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1227754A (en) * 1908-10-31 1917-05-29 H D Colman Winder.
GB385867A (en) * 1935-03-04 1933-01-05 Wilhelm Reiners Improvements in or relating to cop winding machines
US2234355A (en) * 1935-03-04 1941-03-11 Schlafhorst & Co W Cop winding mechanism
US2208930A (en) * 1936-06-12 1940-07-23 Schlafhorst & Co W Winding machine
US2149099A (en) * 1937-04-07 1939-02-28 Sani Self Server Corp Dispensing apparatus
CH227775A (de) * 1939-04-18 1943-07-15 Schlafhorst & Co W Kreuzspulmaschine.
US2338914A (en) * 1939-04-18 1944-01-11 Esser Wilhelm Cross winding frame
CH306841A (de) * 1939-06-07 1955-04-30 Schlafhorst & Co W Kreuzspulmaschine.
US2309008A (en) * 1940-11-07 1943-01-19 Charles F Pease Vending machine
CH230478A (de) * 1941-11-22 1944-01-15 Schlafhorst & Co W Kötzerspulmaschine.
CH295008A (de) * 1942-01-28 1953-12-15 Schlafhorst & Co W Spulmaschine mit voneinander unabhängig arbeitenden ortsfesten Spulstellen.
US2473054A (en) * 1945-11-29 1949-06-14 Dora E Carter Bottle vending machine
US2675971A (en) * 1948-05-11 1954-04-20 Abbott Worsted Mills Inc Textile mechanism
US2659538A (en) * 1949-11-29 1953-11-17 Abbott Worsted Mills Inc Winding machine
US2733870A (en) * 1951-01-09 1956-02-07 Furst

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3154904A (en) * 1960-01-14 1964-11-03 Reiners Walter Yarn spinning and winding apparatus
US3347479A (en) * 1965-10-07 1967-10-17 Barber Colman Co Multiple winder with automatic broken thread retrieval
US4508227A (en) * 1980-12-05 1985-04-02 W. Schlafhorst & Co. Cop preparation plant
US4600120A (en) * 1984-10-19 1986-07-15 Abbott Laboratories Magazine for dispensing cartridges into an automated analyzer
CN111874733A (zh) * 2019-01-28 2020-11-03 张曼莉 一种机械自动化纺纱用便于上下料的纺纱卷轴
CN114250537A (zh) * 2021-12-24 2022-03-29 杭州聚乾实业有限公司 一种气流捻纱单元及气流捻纱单元的纺纱系统及其工艺
CN114250537B (zh) * 2021-12-24 2022-12-09 杭州聚乾实业有限公司 一种气流捻纱单元及气流捻纱单元的纺纱系统及其工艺

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DE1174662B (de) 1964-07-23
CH348906A (de) 1960-09-15
GB855074A (en) 1960-11-30

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