US3884427A - Apparatus for rewinding slitted film strips in a roll slitting and rewinding machine - Google Patents

Apparatus for rewinding slitted film strips in a roll slitting and rewinding machine Download PDF

Info

Publication number
US3884427A
US3884427A US398924A US39892473A US3884427A US 3884427 A US3884427 A US 3884427A US 398924 A US398924 A US 398924A US 39892473 A US39892473 A US 39892473A US 3884427 A US3884427 A US 3884427A
Authority
US
United States
Prior art keywords
rewinding
endless belt
core
cores
strips
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
US398924A
Other languages
English (en)
Inventor
Kenzo Hashimoto
Kimihiro Wada
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nishimura Seisakusho Co Ltd
Original Assignee
Nishimura Seisakusho Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nishimura Seisakusho Co Ltd filed Critical Nishimura Seisakusho Co Ltd
Application granted granted Critical
Publication of US3884427A publication Critical patent/US3884427A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Images

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03D—APPARATUS FOR PROCESSING EXPOSED PHOTOGRAPHIC MATERIALS; ACCESSORIES THEREFOR
    • G03D15/00—Apparatus for treating processed material
    • G03D15/04—Cutting; Splicing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H19/00—Changing the web roll
    • B65H19/22—Changing the web roll in winding mechanisms or in connection with winding operations
    • B65H19/28—Attaching the leading end of the web to the replacement web-roll core or spindle
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H35/00—Delivering articles from cutting or line-perforating machines; Article or web delivery apparatus incorporating cutting or line-perforating devices, e.g. adhesive tape dispensers
    • B65H35/02—Delivering articles from cutting or line-perforating machines; Article or web delivery apparatus incorporating cutting or line-perforating devices, e.g. adhesive tape dispensers from or with longitudinal slitters or perforators
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/14—Details
    • G03B21/32—Details specially adapted for motion-picture projection
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2301/00—Handling processes for sheets or webs
    • B65H2301/40—Type of handling process
    • B65H2301/41—Winding, unwinding
    • B65H2301/414—Winding
    • B65H2301/4148—Winding slitting

Definitions

  • apparatus for rewinding slitted film strips comprises means for slitting a continuous film to a plurality of strips, a plurality of rewinding cores for rewinding said plurality of strips, respectively, means for driving said cores for rotation, and a plurality of endless belt assemblies cooperating said rewinding cores, respectively, to initiate the rewinding of said slitted film strips onto the respective rewinding cores.
  • Each of said endless belt assemblies comprises an endless belt stretched between a plurality of pulleys and is movable between the first position in which said endless belt is engaged with its cooperating rewinding core in such a manner that said endless belt is pressed at a stretched portion thereof against said cooperating core along its peripheral direction so that said endless belt is moved along with said rewinding core for initiating the wrapping of said slitted film strips around said rewinding core and the second position in which said endless belt is kept apart from its cooperating core.
  • This invention relates to apparatus for rewinding slit ted film strips in a roll slitting and rewinding machine and more particularly to apparatus for automatically initiating the rewinding of slitted film strips onto rewinding cores in a roll slitting and rewinding machine.
  • the primary object of the invention is to provide a new and improved apparatus for automatically initiating the rewinding of slitted film strips on rewinding cores in a roll slitting and rewinding machine, in which the necessity of the manual operation of sticking slitted flim strips on the respective rewinding cores is obviated.
  • Another object of the invention is provide a new and improved apparatus for rewinding slitted flim strips in a roll slitting and rewinging machine, in which slitted film strips can be rewound on the respective cores without causing unevenness of winding.
  • a further object of the invention is to provide a new and improved apparatus for automatically initiating the wrapping of slitted film strips around the respective rewinding cores utilizing endless belts pressed against the respective rewinding cores along their peripheral directions.
  • Apparatus for rewinding slitted film strips in a roll slitting and rewinding machine comprises means for slitting a continuous film to a plurality of strips, a plurality of rewinding cores for rewinding said plurality of strips, respectively, means for driving said cores for rotation, and a plurality of endless belt assemblies cooperating said rewinding cores, respectively, to initiate the rewinding of said slitted film strips onto the respective rewinding cores.
  • Each of said endless belt assemblies comprises an endless belt stretched between a plurality of pulleys.
  • Each of the endless belt assmeblies is moved by appropriate drive means between the first portion in which said endless belt is engaged with its own cooperating rewinding core in such a manner that said endless belt is pressed at a stretched portion thereof against said cooperating core along its peripheral direction so that said endless belt is moved along with said rewinding core for initiating the rewinding of said slitted film strips onto said rewinding core and the second position in which said endless belt is kept apart from its cooperating core.
  • the slitted film strips which are guided to the rewinding positions are automatically wrapped around the outer peripheries of the respective rewinding cores with the slitted strips being held between the outer peripheries of the respective cores and their cooperating endless belts.
  • the rewinding cores are driven independently for rotation, whereby the slitted strips can be rewound on the respective rewinding cores without causing uneveness of winding.
  • FIG. 1 is a schematic illustration of a roll slitting and rewinding machine which is provided with apparatus for automatically initiating the rewinding of slitted film strips onto the respective rewinding cores according to the invention
  • FIG. 2 is a side elevation on an enlarged scale of an endless belt assembly illustrated in FIG. 1, showing the state in which the endless belt assembly is engaged with a rewinding core;
  • FIG. 3 is a view of the endless belt assembly similar to FIG. 2, showing the state in which the endless belt assembly is disengaged from :a rewinding core.
  • FIG. 1 a continuous film sheet 11 issupplied from a film supply roll l0 and fed by feed means generally indicated by the reference numeral 12 to a slitter generally indicated by the reference numeral 13.
  • Feed means may comprise a plurality of pairs of feed rollers 14a, 14b; 15a, 15b and 16a, 16b.
  • the reference numerals 17 and 18 indicate guide rollers.
  • the reference numeral 19 generally indicates a cutter positioned between feed means 12 and the slitter 13.
  • the cutter 19 comprises an upper cutting blade 19a and a lower cutting blade 19b which are usually kept apart from each other.
  • the reference numeral 20 indicates a prime mover for driving the feed means 12, the slitter l3 and the rewinding means which will be described hereinafter in detail.
  • the reference numerals 21 and 22 indicate the transmission systems for transmitting the drive power from the prime mover 20 to the feed means 12 and the slitter 13, respectively.
  • the continuous film 11 is slitted by the slitter 13 in a direction of feed into a plurality of strips which are then rewound into separate rewound rolls.
  • the slitting mechanism of the slitter 13 may be any of the conventional ones.
  • the slitted film strips are upwardly and downwardly separated alternately, or in staggered relation, and guided to the upper rewinding position 23a and the lower rewinding position 23b, respectively.
  • a plurality of rewinding cores 24a and 24b for rewinding the respective slitted strips 11a and 11b are supported by suitable support means (not shown) which are then rotatably carried by a frame 25.
  • Each of support means are driven for rotation together with its own rewinding core 24a and 24b by a suitable transmission systems 26a or 26b from the prime mover 20.
  • each of the rewinding cores 24a and 24b are driven for rotation for a rewinding operation.
  • the rewinding cores 24a and 24b are driven independently from each other. This may preferably be carried out by allowing each of rewinding core support means to frictionally slip when any overload is applied.
  • the reference numerals 31a and 31b indicate new rewinding core supply arms.
  • Each of the rewinding core supply arms 31a and 31b is pivotally carried at its one end 32a, 32b and is provided at its the other end with a core gripper 33a, 33b.
  • Each of the arms 31a and 31b is swingable about the pivotal end 32a or 32b between a forwarded position and a retracted position. In the forwarded position a new rewinding core is transferred from the gripper 33a and 33b to rewinding core support means at the rewinding position 23a or 23b while in the retracted position a further new rewinding core is supplied-manually or mechanically to the gripper 33a or 33b.
  • each of the supply arms 31a, 31b is provided at its pivotal end 32a, 32b with a pinion gear 34a, 34b which is always engaged with a segment gear 35a, 35b pivotally carried at 36a, 36b.
  • the segment gear 35a, 35b is connected to a piston rod 37a, 37b on an air cylinder 38a, 38b.
  • the supply arm 31a or 31b is driven for a swing movement between the forwarded position and the retracted position by the air cylinder 38a or 38b through transmission means 37a, 35a and 34a or 37b, 35b and 34b.
  • the reference numerals 39a and 39b indicate the connecting pins for connecting the piston rods 37a, 37b and the segment gear 35a, 35b, respectively.
  • a plurality of endless belt assemblies cooperate with the rewinding cores to initiate the rewinding of the slitted film strips onto the respective rewinding cores.
  • the upper and lower endless belt assemblies are generally indicated with reference numerals 41a and 41b, respectively.
  • the construction of the endless belt assembly 41a or 41b is illustrated. more in detail in FIGS. 2 and 3.
  • the endless belt assembly 41a or 41b comprises an endless belt 42 stretched between a plurality of pulleys 43, 44, 45, 46, 47 and 48.
  • the pulleys 43, 44, 45, 46 and 47 are rotatably supported by a. support frame 49 at their respective fixed position while the pulley 48 is movably supported by an arm 50.
  • the reference numeral 51 indicates a spring provided under tension between the arm 50 and a spring end support 52 which is fixedly mounted on the support frame 49. In this manner the arm 50 with the pulley 48 is always urged by the spring 51 in a counterclockwise direction so that the whole length of the endless belt 42 is always under tension.
  • the endless belt 42 is pressed at a stretched portion between the pulleys 44 and 45 against the peripheral surface of the film rewinding core 24a or 24b along its peripheral direction.
  • the contact pressure between the endless belt 42 and the core 24a or 24b is given by the tension of the belt 42 which is ultimately given by the spring 51. In this manner the endless belt is moved along with the film rewinding core 24a or 24b when the latter is driven by its support means.
  • the endless belt is in contact with the peripheral surface of the core 24a or 24b with a relatively long length.
  • the length of the stretched portion at which the endless belt 42 is in contact with the peripheral surface of the core roller 24a or 24b is greater than three quarters of a round of the peripheral surface of the core 24a or 24b.
  • the endless belt assembly 41a or 41b is disengageable from the rewinding core 24a or 24b.
  • the pulley 44 In the operative position as illustrated in FIG. 2, the pulley 44 is in a fixed position in which it is in contact with the outer periphery of the rewinding core 24a or 24b via the endless belt 42 therebetween.
  • the pulley 44 is supported by a support arm 55 at its one end.
  • the other end of the arm 55 is connected by a connecting pin 56 to link 57 which is in turn connected by a connecting rod 58 to another link 59.
  • the connecting pin 56 is pivotally carried by the frame 49.
  • the link 57 is substantially parallel to the link 59.
  • the length of the connecting rod 58 may be adjustable.
  • the link 59 is then connected by a connecting pin 60 to a further link 61 which is in turn connected by aconnecting rod 62 to a crank 63 pivotally carried by a pivot 64.
  • the crank 63 is connected to a suitable drivesource such as a pneumatic cylinder (not shown).
  • the crank 63 is driven in a counterclockwise direction, the link 61, 59, 57 and the arm 55 are moved in counterclockwise directions, respectively so that the whole endless belt assembly 41a or 41b becomes disengageable from the rewinding core 24a or 24b, if it is moved leftwardly in FIG. 2.
  • the endless belt assembly 41a or 41b is horizontally movable between a forwarded position and a retracted position. In the forwarded position the endless belt 42 is engageble with the outer periphery of the rewinding core 24a or 24b while in the retracted position the endless belt 42 is kept apart from the rewinding core 24a or 24b.
  • FIG. 2 illustrates the state in which the endless belt assembly 41a or 41b is in the forwarded position
  • FIG. 3 illustrates the state in which the endless belt assembly is disengaged from the rewinding core 24a, 24b.
  • the upper endless belt assembly 4111 is in the retracted position while the lower endless belt assembly 41b is in the forwarded position.
  • both the upper and lower endless belt assemblies 41a and 41b may be simultaneously moved in the same directions between their forwarded and retracted positions.
  • the endless belt assemblies 41a and 41b are driven by pneumatic cylinder means a and 70b, respectively.
  • the piston rods 71a and 71b of the pneumatic cylinders 70a and 70b are connected to tables 72a, 72b carrying the upper and lower endless belt assembly groups thereon, respectively.
  • the reference numerals 73a and 73b indicate extensions of the tables 72a and 72b to which the ends of the piston rods 71a and 71b are connected, respectively.
  • the endless belt assemblies 41a and 41b deposited on the tables 720 and 72b are movable together with the respective tablesbe' tween their respective forwarded and retracted positions.
  • opening operation of the arm 55 and the retracting operation of the endlss belt assemblies 41a and 41b may be carried out successively in that order.
  • the forward ing operation of the endless belt assemblies and the closing operation of the arm 55 may also be carried out successively in that order.
  • the reference numerals 80a and 80b indicate table lifters disposed below the rewinding position 23a and 23b, respectively. Upon completion of the rewinding operation, the table lifters, as indicated by the lower one, are lowered to transfer the rewound rolls to the positions for taking out them, respectively.
  • the core supply arms 31a and 31b are turned around the pivotal ends 32a and 32b in a clockwise direction by the driven of the air cylinders 38a and 38b to transfer new rewinding cores to their respective support means at the rewinding positions 23a and 23b.
  • the arms 31a and 31b are returned to the original retracted positions assuming a posture of standing by.
  • the endless belt assemblies 410 and 41b with their respective arms 55 in their open positions are then advanced from the retracted positions to the forwarded positions.
  • the arm 55 supporting the pulley 44 is moved to its closed position so that the endless belt 42 engages the outer periphery of the rewinding core 24a or 24b to surround it as shown in FIG. 2.
  • the rewinding core 24a, 24b is then driven for rotation.
  • the endless belt 42 is moved along with the rewinding core 24a, 24b. If a leading end portion of a slitted film strip is introduced through the space between the pulleys 44 and 45, it is interposed between the outer periphery of the core 24a, 24b and the endless belt 42 and wrapped around the outer periphery of the core 24a, 24b in a clockwise direction in FIG. 2.
  • the table lifters 80a and 80b are raised to the original positions for receiving next rewound rolls.
  • the core supply arms 31a and 32h are then turned clockwise directions to supply new rewinding cores to their respective supply means at the respective rewinding positions 23a and 23b. The previously mentioned wrapping and rewinding operation are repeatedly carried out.
  • the belts of the plurality of belt wrappers surround the outer peripheries of a plurality of cores and are rotated in operative relation to the rotation of the cores, slitted strips can be automatically wrapped around the outer peripheries of cores without manually sticking them to the cores, and since said cores are rotated independently of each other, film strips can be wrapped around cores without causing uneveness of wrapping.
  • Apparatus for rewinding slitted film strips in a roll slitting and rewinding machine comprising means for slitting a continuous film to a plurality of strips, a plurality of rewinding cores for rewinding said plurality of strips, respectively, means for driving said cores for rotation, a plurality of endless belt assemblies engagable with said rewinding cores, respectively, to initiate the rewinding of said slitted film strips onto the respective rewinding cores, each of said endless belt assemblies comprising an endless belt stretched between a plurality of pulleys and means for moving each of said endless belt assemblies between a first position in which said endless belt is engaged with its own cooperating rewinding core, said endless belt being pressed at a stretched portion thereof against said cooperating core along its peripheral direction so that said endless belt is moved along with said rewinding core for initiating the rewinding of said slitted film strips onto said rewinding core, and, a second position in which
  • Apparatus for rewinding slitted film strips according to claim 1, in which said plurality of rewinding cores are driven independently for rotation.

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Replacement Of Web Rolls (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
US398924A 1972-09-22 1973-09-20 Apparatus for rewinding slitted film strips in a roll slitting and rewinding machine Expired - Lifetime US3884427A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1972110869U JPS4965888U (enrdf_load_stackoverflow) 1972-09-22 1972-09-22

Publications (1)

Publication Number Publication Date
US3884427A true US3884427A (en) 1975-05-20

Family

ID=14546740

Family Applications (1)

Application Number Title Priority Date Filing Date
US398924A Expired - Lifetime US3884427A (en) 1972-09-22 1973-09-20 Apparatus for rewinding slitted film strips in a roll slitting and rewinding machine

Country Status (5)

Country Link
US (1) US3884427A (enrdf_load_stackoverflow)
JP (1) JPS4965888U (enrdf_load_stackoverflow)
CA (1) CA990205A (enrdf_load_stackoverflow)
DE (1) DE2347700B2 (enrdf_load_stackoverflow)
GB (1) GB1447774A (enrdf_load_stackoverflow)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4394990A (en) * 1980-12-19 1983-07-26 Eastman Kodak Company Web cinching and winding apparatus and method
US4441663A (en) * 1982-03-29 1984-04-10 Eastman Kodak Company Web cinching and winding apparatus
US4516736A (en) * 1982-11-08 1985-05-14 Allegheny Ludlum Steel Corporation Method and apparatus for slitting metal strip
EP1332993A3 (de) * 2002-01-30 2004-12-01 Karl Eugen Fischer GmbH Maschinenfabrik Anwickelhilfe zum Aufwickeln eines Bandes auf eine Spule
CN108190607A (zh) * 2017-12-03 2018-06-22 广州市易鸿智能装备有限公司 一种全自动智能分条机
CN110155790A (zh) * 2019-06-20 2019-08-23 安徽迈德福新材料有限责任公司 一种镍基合金箔的可调式切边收卷设备

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2409096A2 (fr) * 1977-04-22 1979-06-15 Causse Rene Appareil perfectionne pour le brossage et l'enroulement d'une toile
DE3737504A1 (de) * 1987-11-05 1989-05-24 Beloit Corp Rollenschneidemaschine

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1959418A (en) * 1932-08-27 1934-05-22 Paper Patents Co Winder for sheet material
US2353821A (en) * 1939-02-13 1944-07-18 Paper Patents Co Apparatus for making compressed wadding rolls
US2715788A (en) * 1955-01-21 1955-08-23 James G Gutshall Map holder and display board for maps included in a sheaf
US2830775A (en) * 1954-02-08 1958-04-15 Escher Wyss Maschf Gmbh Coreless winding of webs

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1959418A (en) * 1932-08-27 1934-05-22 Paper Patents Co Winder for sheet material
US2353821A (en) * 1939-02-13 1944-07-18 Paper Patents Co Apparatus for making compressed wadding rolls
US2830775A (en) * 1954-02-08 1958-04-15 Escher Wyss Maschf Gmbh Coreless winding of webs
US2715788A (en) * 1955-01-21 1955-08-23 James G Gutshall Map holder and display board for maps included in a sheaf

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4394990A (en) * 1980-12-19 1983-07-26 Eastman Kodak Company Web cinching and winding apparatus and method
US4441663A (en) * 1982-03-29 1984-04-10 Eastman Kodak Company Web cinching and winding apparatus
US4516736A (en) * 1982-11-08 1985-05-14 Allegheny Ludlum Steel Corporation Method and apparatus for slitting metal strip
EP1332993A3 (de) * 2002-01-30 2004-12-01 Karl Eugen Fischer GmbH Maschinenfabrik Anwickelhilfe zum Aufwickeln eines Bandes auf eine Spule
CN108190607A (zh) * 2017-12-03 2018-06-22 广州市易鸿智能装备有限公司 一种全自动智能分条机
CN110155790A (zh) * 2019-06-20 2019-08-23 安徽迈德福新材料有限责任公司 一种镍基合金箔的可调式切边收卷设备
CN110155790B (zh) * 2019-06-20 2020-07-07 安徽迈德福新材料有限责任公司 一种镍基合金箔的可调式切边收卷设备

Also Published As

Publication number Publication date
DE2347700A1 (de) 1974-03-28
DE2347700B2 (de) 1976-08-05
JPS4965888U (enrdf_load_stackoverflow) 1974-06-08
GB1447774A (en) 1976-09-02
CA990205A (en) 1976-06-01

Similar Documents

Publication Publication Date Title
US3857524A (en) Surface enveloper transfer winder
US2586832A (en) Apparatus for winding rolls
US4529141A (en) Method and apparatus for rewinding, severing and transferring web-like material
US4993652A (en) Continuous winder for web materials
CA1073424A (en) Output unit of web treating machines, as for example printing machines and the like
US3853279A (en) Method and apparatus for forming lightweight web material into a coreless roll
US4936080A (en) Device and method for spreading of a top wrapping film
US4033521A (en) Winding machines
US3345010A (en) Winder roll ejector
KR102098091B1 (ko) 전선 자동 바인딩 포장장치
JPH0549576B2 (enrdf_load_stackoverflow)
CA1114348A (en) Apparatus for replacing rotating mandrels on which a web is wound
US6820397B2 (en) Continuous banding system for wrapping an elongated article such as a stack of interfolded paper towels
US2718362A (en) Web-winding machine
US3884427A (en) Apparatus for rewinding slitted film strips in a roll slitting and rewinding machine
US2787427A (en) Web winding machine
US4165842A (en) Apparatus for replacing rotating mandrels on which a web is wound
US3813843A (en) Method and apparatus for rolling cut filter pad
US3365141A (en) Cut-off knife for winders and unwinders
US2039532A (en) Tire building apparatus
US2812910A (en) Double drum winding machine and flying winding roll changer
US4790491A (en) Apparatus for winding up a web section without using a core
US3687387A (en) Apparatus for coiling moving webs of paper, plastics film or other sheet materials
US5121885A (en) Sheet fabric slitter and reroller
US3968622A (en) Roll packaging apparatus