US3699831A - Cutter and creaser - Google Patents

Cutter and creaser Download PDF

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Publication number
US3699831A
US3699831A US139593A US3699831DA US3699831A US 3699831 A US3699831 A US 3699831A US 139593 A US139593 A US 139593A US 3699831D A US3699831D A US 3699831DA US 3699831 A US3699831 A US 3699831A
Authority
US
United States
Prior art keywords
sheet
carriage
cylinder
end portion
front edge
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
US139593A
Other languages
English (en)
Inventor
Harry E Mowry
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.)
MILLER PRINTING EQUIPMENT Corp A CORP OF DE
Original Assignee
MILLER PRINTING MACHINERY Co
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 MILLER PRINTING MACHINERY Co filed Critical MILLER PRINTING MACHINERY Co
Application granted granted Critical
Publication of US3699831A publication Critical patent/US3699831A/en
Assigned to WESTERN GEAR CORPORATION, A CORP. OF WASH. reassignment WESTERN GEAR CORPORATION, A CORP. OF WASH. ASSIGNMENT OF ASSIGNORS INTEREST. Assignors: MILLER WESTERN CORPORATION
Assigned to MILLER PRINTING EQUIPMENT CORPORATION, A CORP. OF DE. reassignment MILLER PRINTING EQUIPMENT CORPORATION, A CORP. OF DE. ASSIGNMENT OF ASSIGNORS INTEREST. Assignors: WESTERN GEAR CORPORATION
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
    • B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
    • B26F1/38—Cutting-out; Stamping-out
    • B26F1/40—Cutting-out; Stamping-out using a press, e.g. of the ram type
    • B26F1/42—Cutting-out; Stamping-out using a press, e.g. of the ram type having a pressure roller
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T83/00—Cutting
    • Y10T83/202—With product handling means
    • Y10T83/2033—Including means to form or hold pile of product pieces
    • Y10T83/2037—In stacked or packed relation
    • Y10T83/2057—Including means to deliver individual pieces to a stack holder
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T83/00—Cutting
    • Y10T83/465—Cutting motion of tool has component in direction of moving work
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T83/00—Cutting
    • Y10T83/465—Cutting motion of tool has component in direction of moving work
    • Y10T83/4757—Tool carrier shuttles rectilinearly parallel to direction of work feed
    • Y10T83/476—Including means to secure work to carrier
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T83/00—Cutting
    • Y10T83/465—Cutting motion of tool has component in direction of moving work
    • Y10T83/4766—Orbital motion of cutting blade
    • Y10T83/4769—Work feeder mounted on tool support
    • Y10T83/4772—Gripper-type feeder

Definitions

  • I ABSTRACT A cutter and creaser is fabricated from the components of a flat bed letter press.
  • A' carriage is mounted on the press frame member for horizontal longitudinal reciprocal movement between the feed end of the press and the delivery end of the press.
  • a die plate suitable for cutting or creasing paperboard or the like is positioned on the upper surface of the carriage, or in some cases, wrapped around the cylinder.
  • a cylinder is positioned above the carriage and is arranged to press a sheet into the die plate as the carriage moves reciprocally thereunder.
  • a sheet delivery device includes an inclined feedboard that feeds the front edge of the'sheet to the front edge of the carriage where the front edge of the sheet is engaged by gripper means.
  • a sheet'delivery device includes gripper means to engage the front edge of the sheet on the carriage and transfer the sheet from the carriage to a stacking device.
  • Another embodiment includes gripper means on the cylinder to engage the front edge of the sheet and transfer the sheet to the gripper device on the front of the carnage.
  • This invention relatesto a flat bed cutter or creaser and, more particularly, to a cutter and creaser fabricated from a flat bed offset printing press.
  • Letter presses include a cylinder mounted above a reciprocating bed.
  • the cylinder has gripper devices thereon and is arranged to engage the front edge of a sheet adjacent the top periphery of the cylinder from a sheet feeder device. Rotation of the cylinder in a direction away from the sheet feeder device wraps the sheet around the cylinder and, as the cylinder rotates, contacts the sheet with the flat printing plate positioned on the reciprocating bed.
  • the printed sheet is transferred from the cylinder to a sheet delivery device at a location adjacent the upper portion of the cylinder.
  • the cutting and creasing operation takes place while the reciprocating bed or carriage is moving toward the sheet feed end of the press.
  • the sheet subjected to the cutting and creasing operation is removed from the cylinder at a location adjacent the upper portion of the cylinder in a manner similar to the sheet removal on a conventional flatbed press.
  • the herein described invention relates to an apparatus for cutting and creasing sheets that is fabricated from a modified flat bed printing press.
  • the apparatus includes a press frame member having a feed end portion and a delivery end portion.
  • a carriage or bed is mounted on the frame member for horizontal reciprocating movement.
  • a cylinder is rotatably mounted above the carriage and is arranged to press a sheet between the upper surface of the carriage and the outer surface of the cylinder as the carriage moves under the cylinder.
  • a die plate is mounted on either the upper surface of the carriage or wrapped around the cylinder surface so that the die portions of the die are pressed into the sheet as the carriage moves under the cylinder.
  • a sheet feeder device feeds the sheet onto the upper surface of the die plate where the sheet front edge portion is engaged by gripper devices on the carriage.
  • a sheet delivery device includes gripper devices operable to engage the front edge of the sheet on the carriage and transfer the sheet from the carriage to stacking apparatus.
  • the front edge of the sheet is fed by the sheet feeder device to the gripper devices on the cylinder and the sheet is transferred from the gripper devices on the cylinder to the gripper devices on the front end of the reciprocating carriage before the carriage moves beneath the cylinder.
  • the principal object of this invention is to convert a flat bed press to a cutter and creaser that does not require wrapping a sheet around the cylinder.
  • Another object of this invention is to provide a flat bed type cutter and creaser where the front edge of the sheet is engaged to the flat bed as the sheet is subjected to a cutting or creasing operation.
  • FIG. 1 is a schematic view in elevation of my improved cutter and creaser apparatus that may be fabricated from a flat bed press.
  • FIG. 2 is a schematic view in elevation similar to that illustrated in FIG. 1, illustrating another embodiment of my cutter and creaser apparatus, wherein the sheet is first engaged by grippers on the rotating cylinder.
  • FIG. 1 there is illustrated a cutter or creaser generally designated by the numeral 10 that has a frame member schematically indicated as 12 with a feed end portion 14 and a delivery end portion 16.
  • a carriage or bed 18 is slidably mounted on the frame member 12 for horizontal reciprocal movement, as indicated by the direction of the arrows in both FIGS. 1 and 2.
  • the carriage 18 is arranged to move in a forward direction toward the delivery end portion 16 and in a rearward direction toward the feed end portion 14.
  • the carriage 18 has a die plate 20 mounted thereon for cutting or creasing a sheet, as will be later explained.
  • the die plate 20 could also be wrapped around the cylinder 36 positioned above the carriage 18.
  • the carriage 18 has a plurality of grippers 22 mounted transversely thereon adjacent the front edge 24 of carriage 18.
  • the grippers 22 are arranged to engage the front edge of a sheet to the upper surface of the die plate 20 so that upon forward movement of the carriage 18 toward the delivery end portion 16 the sheet is positioned on the upper surface of the die plate 20.
  • a register bar 26 is provided against which the front edge of the sheet abuts as the grippers 22 engage the sheet to the top surface of the die plate 20.
  • a sheet feeder device generally designated by the numeral 28 includes an inclined feedboard 30 with side register apparatus 32 and front register apparatus 34 mounted thereon.
  • the feedboard 30 is inclined to feed the sheet downwardly to an elevation adjacent the upper surface of the die plate on the carriage 18 where, as previously stated, the sheet in register is engaged by the grippers 22 on the carriage 18.
  • a cylinder 36 having an outer cylindrical surface is rotatably mounted in the frame member 12 at a location above the upper surface of the die plate 20 between the frame feed and delivery end portions 14 and 16.
  • the cylinder 36 is positioned at an elevation so that upon rotation in the direction indicated by the arrow the cylinder will press a sheet onto the die plate 20 as the carriage 18 passes therebeneath.
  • the elevation of the cylinder 36 is such that the lower portion of 'the cylinder periphery will abut the upper surface of the die plate 20.
  • the front edge of the inclined feedboard 30 is at a location below the axis of the cylinder 36 and adjacent the lower periphery of the cylinder 36.
  • the cylinder 36 is suitably driven to rotate continuously in the direction indicated by the arrow as the carriage 18 reciprocates thereunder. Suitable cam devices are also provided along the side of the frame to lift the cylinder 36 above the surface of the die plate 20 as the carriage 18 reciprocates thereunder in a reverse direction toward the frame feed portion 14.
  • a sheet delivery device generally designated by the numeral 38 has an endless chain conveyor 40 with a pair of spaced parallel chains reeved about sprockets 42 and 44. The outer surface of the chains abut a drum 46 positioned therebeneath.
  • the endless conveyor chains have spaced transverse members therebetween withgripper devices 48, 50, 52, 54 and 56.
  • the gripper devices 48, S0, 52, 54 and 56 are spaced longitudinally on the endless chain conveyor 40 and gripper devices 50, 52, S4 and 56 are illustrated diagrammatically in the drawings.
  • the gripper devices, as for example grippers 48 are arranged to'engage the front edge of the sheet .on the upper surface of the die plate 20 when the carriage has advanced to the location illustrated in phantom lines in the drawings.
  • the grippers 22 on the carriage 18 are disengaged from the sheet when the carriage reaches the position illustrated in phantom lines, so that the sheet can be removed fromthe die plate 20 as the carriage 18 moves in a reverse direction toward the frame feed end portion 14.
  • the treated sheet is conveyed by the endless chain conveyor 40 to a suitable stacking device generally designated by the numeral 58.
  • the sheet is fed from the sheet feeder device 28 down the feedboard 30 into side and front registers 32 and 34.
  • the sheet front edge portion is engaged by the grippers 22 to the upper surface of the die plate 20 on the carriage 18.
  • the carriage 18 is then advanced in a forward direction toward the frame delivery end portion 16 beneath the cylinder 36.
  • the outer periphery of the cylinder 36 presses the sheet downwardly into the die plate as the carriage 18 moves therebeneath to cut or crease the sheet.
  • the carriage l8 continues to advance toward the frame delivery end portion 16 until it reaches the location illustrated in phantom lines in the drawings.
  • FIG. 2 where similar numerals indicate similar parts, there is illustrated amodification of the cutter and creaser illustrated in FIG. 1.
  • the cylinder 36 has a plurality of longitudinally extending grippers 60 that are-arranged to engage the front edge of the sheet as the sheet is fed down the inclined feedboard 30.
  • the feedboard is arranged so that it is substantially tangent to the cylinder 36 at the lowermost portion of the cylinder so that the sheet front edge portion may be engaged by the grippers 60 on the cylinder 36.
  • Apparatus for cutting or creasing sheets comprising a press frame member having a feed end portion and a delivery end portion,
  • said carriage having an upper surface and said cylinder having an outer surface
  • sheet feeder means positioned adjacent to said frame feed end portion and operable to feed sheets onto the upper surface of said die plate
  • sheet delivery means positioned adjacent said frame delivery end portion operable to remove sheets from said carriage and convey said sheets to sheet stacking apparatus
  • gripper means positioned adjacent the front of said carriage, said gripper means operable to engage the front edge of a sheet fed from said sheet feeder means and maintain said sheet on the upper surface of said die plate while said carriage moves forwardly beneath said cylinder toward said frame delivery end portion, and
  • second gripper means on said sheet delivery means operable to engage the front edge of the sheet on the upper surface of said die plate and remove the sheet from the carriage as said carriage moves toward said frame member feed end portion
  • said cylinder being positioned above said carriage at an elevation to press a sheet positioned on the upper surface of said carriage into said die plate to effect a cutting or creasing of the sheet.
  • said sheet delivery means includes side register means and front register means to feed said sheet to said gripper means on said carriage in a preselected register.
  • said cylinder includes gripper means thereon to engage the front edge of a sheet fed from said sheet feeder means, said cylinder arranged upon rotation to transfer the front edge of said sheet to said gripper means positioned on said cylinder.
  • said sheet feeder means includes an inclined feedboard, said feedboard having a front end portion tangent to said cylinder so that the front edge of a sheet fed down said inclined feedboard moves into position for engagement by said gripper means on said cylinder.

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Forests & Forestry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Folding Of Thin Sheet-Like Materials, Special Discharging Devices, And Others (AREA)
  • Feeding Of Articles By Means Other Than Belts Or Rollers (AREA)
US139593A 1970-05-08 1971-05-03 Cutter and creaser Expired - Lifetime US3699831A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19702022508 DE2022508A1 (de) 1970-05-08 1970-05-08 Durch Abwandlung einer bogenverarbeitenden Flachsatz-Hochdruckmaschine erzeugte Stanz- oder Praegemaschine fuer Karton,Pappe od.dgl.

Publications (1)

Publication Number Publication Date
US3699831A true US3699831A (en) 1972-10-24

Family

ID=5770574

Family Applications (1)

Application Number Title Priority Date Filing Date
US139593A Expired - Lifetime US3699831A (en) 1970-05-08 1971-05-03 Cutter and creaser

Country Status (6)

Country Link
US (1) US3699831A (fr)
AU (1) AU2849071A (fr)
CH (1) CH537861A (fr)
DE (1) DE2022508A1 (fr)
FR (1) FR2091316A5 (fr)
GB (1) GB1298795A (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4086834A (en) * 1977-05-09 1978-05-02 Shields Walter A Apparatus for die cutting sheets of die cuttable material
US5657677A (en) * 1993-04-16 1997-08-19 Etablissements Cuir Apparatus having an interchangeable covering for cutting semi-rigid sheets one by one, in particular sheets of cardboard
US6036187A (en) * 1996-10-21 2000-03-14 Koenig & Bauer Aktiengesellschaft Sheet processing machine
US20030136240A1 (en) * 2000-04-08 2003-07-24 Ebe Hesterman Device for processing printed packaging or similar substrates

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8821041D0 (en) * 1988-09-07 1988-10-05 Team Tool Co Ltd Rotary die-cutting presses

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2751003A (en) * 1953-11-30 1956-06-19 Mueller Louis Ernest Sheet feeder
DE969076C (de) * 1943-05-23 1958-04-30 Otto Wendt Maschine zum rotierenden Stanzen von Bogen aus Papier od. dgl.
DE1046462B (de) * 1956-08-14 1958-12-11 Miehle Goss Dexter Inc Vorrichtung zum Zufuehren von steifen Bogen z. B. aus Pappe, Wellpappe usw. zu Pressen zum Stanzen und Falten, zum Drucken od. dgl.
US3383991A (en) * 1965-12-06 1968-05-21 Harris Intertype Corp Sheet material forming apparatus

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE969076C (de) * 1943-05-23 1958-04-30 Otto Wendt Maschine zum rotierenden Stanzen von Bogen aus Papier od. dgl.
US2751003A (en) * 1953-11-30 1956-06-19 Mueller Louis Ernest Sheet feeder
DE1046462B (de) * 1956-08-14 1958-12-11 Miehle Goss Dexter Inc Vorrichtung zum Zufuehren von steifen Bogen z. B. aus Pappe, Wellpappe usw. zu Pressen zum Stanzen und Falten, zum Drucken od. dgl.
US3383991A (en) * 1965-12-06 1968-05-21 Harris Intertype Corp Sheet material forming apparatus

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4086834A (en) * 1977-05-09 1978-05-02 Shields Walter A Apparatus for die cutting sheets of die cuttable material
US5657677A (en) * 1993-04-16 1997-08-19 Etablissements Cuir Apparatus having an interchangeable covering for cutting semi-rigid sheets one by one, in particular sheets of cardboard
US6036187A (en) * 1996-10-21 2000-03-14 Koenig & Bauer Aktiengesellschaft Sheet processing machine
US20030136240A1 (en) * 2000-04-08 2003-07-24 Ebe Hesterman Device for processing printed packaging or similar substrates
US6723948B2 (en) * 2000-04-08 2004-04-20 Schober Gmbh Device for processing printed packaging or similar substrates

Also Published As

Publication number Publication date
CH537861A (fr) 1973-06-15
AU2849071A (en) 1972-11-09
FR2091316A5 (fr) 1972-01-14
GB1298795A (en) 1972-12-06
DE2022508A1 (de) 1971-12-02

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Legal Events

Date Code Title Description
AS Assignment

Owner name: MILLER PRINTING EQUIPMENT CORPORATION, 1101 REEDSD

Free format text: ASSIGNMENT OF ASSIGNORS INTEREST.;ASSIGNOR:WESTERN GEAR CORPORATION;REEL/FRAME:003940/0191

Effective date: 19811214