US3859919A - Inker unit for continuous-motion printer - Google Patents

Inker unit for continuous-motion printer Download PDF

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Publication number
US3859919A
US3859919A US343453A US34345373A US3859919A US 3859919 A US3859919 A US 3859919A US 343453 A US343453 A US 343453A US 34345373 A US34345373 A US 34345373A US 3859919 A US3859919 A US 3859919A
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US
United States
Prior art keywords
retainers
roll
holding
guideways
extensions
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
US343453A
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English (en)
Inventor
John P Skrypek
Edward J Whelan
Enn Sirvet
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.)
Chromalloy Corp
Original Assignee
Sun Chemical Corp
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 Sun Chemical Corp filed Critical Sun Chemical Corp
Priority to US343453A priority Critical patent/US3859919A/en
Priority to GB1144974A priority patent/GB1437550A/en
Priority to AU66723/74A priority patent/AU6672374A/en
Priority to CA195,482A priority patent/CA1007111A/en
Priority to DE2413459A priority patent/DE2413459C3/de
Priority to SE7403744A priority patent/SE401646B/xx
Priority to FR7409390A priority patent/FR2222217A1/fr
Priority to NLAANVRAGE7403816,A priority patent/NL172840C/xx
Priority to JP3242774A priority patent/JPS5636069B2/ja
Application granted granted Critical
Publication of US3859919A publication Critical patent/US3859919A/en
Assigned to SEQUA CORPORATION reassignment SEQUA CORPORATION CHANGE OF NAME (SEE DOCUMENT FOR DETAILS). Assignors: SUN CHEMICAL CORPORATION, A CORP. OF DE.
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F17/00—Printing apparatus or machines of special types or for particular purposes, not otherwise provided for
    • B41F17/08—Printing apparatus or machines of special types or for particular purposes, not otherwise provided for for printing on filamentary or elongated articles, or on articles with cylindrical surfaces
    • B41F17/14—Printing apparatus or machines of special types or for particular purposes, not otherwise provided for for printing on filamentary or elongated articles, or on articles with cylindrical surfaces on articles of finite length
    • B41F17/20—Printing apparatus or machines of special types or for particular purposes, not otherwise provided for for printing on filamentary or elongated articles, or on articles with cylindrical surfaces on articles of finite length on articles of uniform cross-section, e.g. pencils, rulers, resistors
    • B41F17/22—Printing apparatus or machines of special types or for particular purposes, not otherwise provided for for printing on filamentary or elongated articles, or on articles with cylindrical surfaces on articles of finite length on articles of uniform cross-section, e.g. pencils, rulers, resistors by rolling contact
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F31/00—Inking arrangements or devices
    • B41F31/30—Arrangements for tripping, lifting, adjusting, or removing inking rollers; Supports, bearings, or forks therefor
    • B41F31/304—Arrangements for inking roller bearings, forks or supports

Definitions

  • a continuous-motion multicolor printing press is provided with quick-release means holding opposite ends of each rubber-coated distribution roll.
  • the quick release means includes means for adjusting biasing forces urging these rubber-coated distribution rolls against a vibrating steel ink distributing drum and is constructed in such a manner that there is no need to readjust the biasing means each time a distribution roll is remounted.
  • US. Pat. No. 3,223,028 issued Dec; 14, 1965, to W. E. Brigham for an Interchangeable Inking Unit for Multicolor Presses describes a continuous-motion printer for decorating cylindrical containers.
  • the printing apparatus of the aforesaid US. Pat. No. 3,223,028 is provided with replaceable inker units for each color present in the multicolor print output.
  • Each inker unit includes an ink supply fountain, ductor means, a plurality of ink distributing rolls, a pair of form rolls which receives ink transferred from the fountain by the distributing rolls, and a plate cylinder carrying a printing plate to which ink is applied by the form rolls.
  • the plate cylinders of all inker units engage the periphery of a common blanket roll and are spaced apart so that the different color images produced by the plate cylinders are superimposed to produce the desired multicolor composite image. The latter is transferred from the blanket cylinder to the cylindrical container being decorated.
  • the instant invention provides modifications of the printing apparatus disclosed in the aforesaid US. Pat. No. 3,223,028 to achieve ease and reliability of operation and/or ease of manufacture.
  • the instant invention provides quick-release means for each of the resilient-coated distribution rolls, whereby the latter may be readily removed when the press is shut down and may be readily replaced without requiring readjustment of biasing forces urging the distribution roll into engagement with a steel vibrating distributing drum.
  • a primary object of the instant invention is to provide a novel construction for a multicolor printing press.
  • Another object is to provide a multicolor printing press in which removal and installation of distribution rolls is facilitated by utilizing quick-release retainers.
  • Still another object is to provide quick-release retainers of this type which include adjustable stops to control spring biasing forces acting on the distribution roll.
  • FIG. 1 is a front elevation of a continuous motion can decorator including a printing press section embodying features of the instant invention.
  • FIG. 2 is an enlarged front elevation of one of the inker units of the printing press section of FIG. 1.
  • FIG. 3 is an end view of the inker unit looking in the direction of arrows 3-3 of FIG. 2.
  • FIG. 4 is an exploded perspective of a resilient distribution roll and its quick-release adjustable holders.
  • FIG. 5 is a plan view of one of the quick-release holders of FIG. 4.
  • FIG. 6 is a front elevation of the holder, looking in the direction of arrows 6-6 of FIG. 5.
  • FIG. 7 is a front elevation of the movable portion of the holder of FIGS. 5 and 6.
  • FIG. 8 is an end view of the movable portion, looking in the direction of arrows 8-8 of FIG. 7.
  • FIG. 9 is a front elevation of the stationary portion of the holder of FIG. 5.
  • FIGS. 10 and 11 are end and plan views respectively of the stationary portion looking in the directions of the respective arrows 10l0 and ll1l of FIG. 9.
  • the cylindrical container decorating apparatus of FIG. 1 is of a type described in our copending US. Pat. application Ser. No. 198,618, filed Nov. 15, 1971, for a Continuous Can Printer.
  • the apparatus of FIG. 1 includes in feed conveyor 15 which receives undecorated cans 16 from a supply (not shown) and places them on cradles 17 located at the periphery of cradle wheel 18 that is continuously rotated by being keyed to horizontal shaft 19.
  • Horizontal spindles or mandrels 20 are also mounted to wheel 18, with each spindle 20 being in angular alignment with an individual cradle 17, but being axially dis placed therefrom.
  • Undecorated cans 16 are transferred from cradle 17 to spindles 20, and while mounted to spindles 20 cans 16 are decorated by being brought into engagement with continuously rotating imagetransfer mat or blanket 21 of the multicolor printing press indicated generally by reference numeral 22. Thereafter, and while still mounted to spindles 20, decorated cans 16 have a protective film of varnish applied thereto by engagement with the periphery of applicator roll 23 in the overvarnish unit indicated generally by reference numeral 24.
  • Cans 16 with decorations and protective coatings thereon are transferred from spindles 2 0 to suction cups (not shown) mounted to transfer wheel 27 near the periphery thereof. The latter is continuously rotated about shaft 28 as a center. Cans 16 carried by transfer wheel 27 are then deposited on generally hori zontal pins 29 carried by chain-type output conveyor 30 which carries cans 16 through a curing oven (not shown).
  • Transfer blanket 21 is rotatably mounted on main frame portion 31 to press 22 and is engaged by the printing plates on the four circumferentially spaced plate rolls or cylinders 32, each of which is part of an individual identical inker unit, indicated generally by reference numeral 35.
  • Each inker unit 35 is removably secured to main frame 31 by a strap 36 (FIG. 2) in clamping engagement with an outboard extension of stiffening member 37 at the bottom of inker unit 35.
  • Member 37- is transverse to vertical frame plates 41, 42, 43 that are maintained in operative spaced relationship by additional transverse upper transverse stiffening members 38, 39.
  • Member 38 extends between plates 42, 43, and member 39 extends between plates 41, 42.
  • a pair of rubber form rolls 44, 45 engaged with plate cylinder 32 and axially vibrated steel roll 46.
  • the latter is engaged by rubber-covered distribution roll 47 engaged with axially vibrated steel distributing drum or roll 51 that is also engaged by two additional rubbercoated distribution rolls 48, 49.
  • Distribution roll 48 also engages steel roll 52 that is engaged with rubber ductor roll 53.
  • the latter is also engaged with steel fountain roll 54 that combined with trough 55 and its scraper tip 56 to form the boundaries for ink pool 57.
  • Rolls 46, 51, 52, and 54 are positively driven through gear elements engaged with those gear elements in gear box 200 (FIG. 3) that are keyed to shaft 58 for plate roll 32.
  • Gear 59, keyed to shaft 58, is in operative engagement with main drive gear 201 for blanket 21.
  • Shaft 58 as well as shafts 146, 151, 152, and 154 for the respective rolls 46, 51, 52, and 54 extends through frame plates 42 and 43, and gear 59 is disposed between plates 42 and 43.
  • distribution roll 49 includes steel drum 61 having cylindrical rubber jacket 62. Bearing assemblies 63 at opposite ends of drum 61 rotatably mount distribution roll 49 to shaft 64 that extends through drum 61 along the cylindrical axis thereof. Shaft 64 includes end portions 65 that are partly fiattened and extend beyond opposite ends of roll 49 to be engaged and held by quick-release retainer assemblies 66, 67 secured to the respective frame plates 41, 42 by screws 68.
  • assemblies 66, 67 are essentially the same, the only differences being necessitated by the fact that one is left-handed and the other is right-handed.
  • spring 74 is positioned with its line of action abovepivot pin 73, thereby urging movable'assembly 7 1 in a counterclockwise'direction and transmitting the spring force through member 88 and screw 93 toshaft end portion 65 urging the latter more deeply into guideway 84, thereby biasing distribution roll 49 against the outer surface of steel drum 51.
  • the biasing force exerted by spring 74 on roll 49 is adjusted by rotating screw 93.
  • the latter is provided with a screwdriver-receiving slot 98 at the rear thereof.
  • Block 76 is provided with a bifurcated section having arms 78, 79 with aligned apertures 81 that receive pivot pin 73.
  • the latter mounts movable section 71 between arms 78, 79.
  • Slot-like guideway 84 extends from block surface 82 part way toward surface 77 and is provided with an entrance 83 at the end of guideway 84 adjacent bifurcated sections 78, 79.
  • Recess 85 in surface 77 provides a clearance space for spring 74, one end of which is mounted to post 86 secured to block 76 and extending into recess 85.
  • the other end of spring 74 is mounted to post 87 that extends from slab-like member 88 of movable assembly 71.
  • Retainer member 88 is provided with transverse clearance aperture 89 through which pivot pin 73 extends, and recess 91 from which handle 92 projects.
  • Movable assembly 71 further includes an adjustable stop in the form of screw 93 received by threaded aperture 94 that extends through member 88 between the front and rear edges thereof.
  • the length of adjusting screw 93 is such that both ends thereof project beyond the ends of threaded aperture 94, with front end 95 of adjusting screw 93 being aligned with entrance 83 to guideway 84 when movable assembly 71 is in its holding position, shown in solid lines in FIG. 6.
  • movable assembly 71 may be pivoted in a clockwise direction with respect to FIG. 6, about pivot pin 73 as a center, from the holding position to a releasing position shown in phantom in FIG. 6. In this latter position element 96, projecting from the bottom edge of member 88, engages block 76 to limit pivotal move- .ment of assembly 71.
  • inker unit flattened end portion 65 of shaft 64 is disposed within guideway 84, but is spaced from closed end 97 thereof because of the relative diameters of rolls 49 and 51.
  • forward tion roll 49 is remounted to quick-release retainer assemblies 66, 67 by having each shaft end portion 65 entered into guideway 84 through entrances 83 thereof, it is merely necessary to manually operate movable section 71 until the line of action of spring 74 moves above pivot pin 73, at which time the force exerted by spring 74 operates movable section 71 counterclockwise to its holding position.
  • Ink distributing means for a decorating press including first and second rolls normally rotatable on respective parallel laterally offset first and second axes with the peripheries of said rolls in engagement, first means including portions defining relatively stationary guideways for directing said first roll toward said second roll, first and second axial extensions for said first roll projecting beyond the respective ends thereof and supported by the respective first and second guideways after being entered therein through entrances thereof, first and second retainers operatively associated with said first and second guideways, respectively, to retain the respective first and second extensions in said guideways, second means to bias said extensions along said guideways whereby said first roll is urged into engagement with said second roll, each of said first and second retainers being operable between a holding and a releasing position, each of said first and second retainers when in its said holding position blocking the entrance of its associated guideway to interfere with removal of said extensions from said guideways, each of said first and second retainers when in its said releasing position clearing the entrance of its associated guideway to permit removal of said extensions from said guideways through the entrances
  • Ink distributing means as set forth in claim 1 in which the stops are accessible for adjustment when the first and second retainers are in their holding positions.
  • Ink distributing means as set forth in claim 2 in which the stops are positioned to extend into the guideways when the first and second retainers are in their holding positions.
  • each of the first and second retainers is manually and individually operable between its holding and releasing positions, and the first roll includes a resilient cylindrical coating.

Landscapes

  • Inking, Control Or Cleaning Of Printing Machines (AREA)
  • Ink Jet (AREA)
  • Manufacture Or Reproduction Of Printing Formes (AREA)
  • Impression-Transfer Materials And Handling Thereof (AREA)
  • Rolls And Other Rotary Bodies (AREA)
US343453A 1973-03-21 1973-03-21 Inker unit for continuous-motion printer Expired - Lifetime US3859919A (en)

Priority Applications (9)

Application Number Priority Date Filing Date Title
US343453A US3859919A (en) 1973-03-21 1973-03-21 Inker unit for continuous-motion printer
GB1144974A GB1437550A (en) 1973-03-21 1974-03-14 Inker unit for continuous motion printer
AU66723/74A AU6672374A (en) 1973-03-21 1974-03-15 Continuous motion printer
DE2413459A DE2413459C3 (de) 1973-03-21 1974-03-20 Lagerung für Zwischenwalzen eines Farbwerkes
CA195,482A CA1007111A (en) 1973-03-21 1974-03-20 Inker unit for continuous motion printer
SE7403744A SE401646B (sv) 1973-03-21 1974-03-20 Fergverk for dekorationspress
FR7409390A FR2222217A1 (enrdf_load_stackoverflow) 1973-03-21 1974-03-20
NLAANVRAGE7403816,A NL172840C (nl) 1973-03-21 1974-03-21 Legering voor tussenrollen van een kleurdrukinrichting.
JP3242774A JPS5636069B2 (enrdf_load_stackoverflow) 1973-03-21 1974-03-22

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US343453A US3859919A (en) 1973-03-21 1973-03-21 Inker unit for continuous-motion printer

Publications (1)

Publication Number Publication Date
US3859919A true US3859919A (en) 1975-01-14

Family

ID=23346186

Family Applications (1)

Application Number Title Priority Date Filing Date
US343453A Expired - Lifetime US3859919A (en) 1973-03-21 1973-03-21 Inker unit for continuous-motion printer

Country Status (9)

Country Link
US (1) US3859919A (enrdf_load_stackoverflow)
JP (1) JPS5636069B2 (enrdf_load_stackoverflow)
AU (1) AU6672374A (enrdf_load_stackoverflow)
CA (1) CA1007111A (enrdf_load_stackoverflow)
DE (1) DE2413459C3 (enrdf_load_stackoverflow)
FR (1) FR2222217A1 (enrdf_load_stackoverflow)
GB (1) GB1437550A (enrdf_load_stackoverflow)
NL (1) NL172840C (enrdf_load_stackoverflow)
SE (1) SE401646B (enrdf_load_stackoverflow)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4936208A (en) * 1988-04-25 1990-06-26 Van Dam Machine B.V. Apparatus for printing objects such as cups made from synthetic materials
US5186100A (en) * 1992-01-16 1993-02-16 Sequa Corporation Interchangeable inker having enclosed transmission
USD338034S (en) 1991-12-09 1993-08-03 William Vespa Printing press bracket
US6615716B1 (en) * 1998-05-05 2003-09-09 Uteco S.P.A. Roto-Flexo & Converting Multi-color flexographic rotary machine with main drum and independent separate color units

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5849259A (ja) * 1981-09-17 1983-03-23 Fuji Kikai Kogyo Kk オフセツト印刷機のカラ−ヘツド
DE4140219C2 (de) * 1991-12-06 1993-11-04 Koenig & Bauer Ag Lageranordnung fuer eine auftragswalze einer druckmaschine

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US618253A (en) * 1899-01-24 meyrueis
US1982830A (en) * 1932-03-31 1934-12-04 Goss Printing Press Co Ltd Inking mechanism
US2014095A (en) * 1932-05-11 1935-09-10 Wood Newspaper Mach Corp Form roll drive
US2703050A (en) * 1950-11-15 1955-03-01 Time Inc Vibrator mechanism
US2751843A (en) * 1952-08-29 1956-06-26 Time Inc Self-adjusting form roll
US2763207A (en) * 1951-04-20 1956-09-18 Goss Printing Press Co Ltd Ink roller arrangement
US3179043A (en) * 1962-08-08 1965-04-20 Weyerhaeuser Co Rotary printer for conveyed articles

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0537380Y2 (enrdf_load_stackoverflow) * 1989-06-09 1993-09-21

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US618253A (en) * 1899-01-24 meyrueis
US1982830A (en) * 1932-03-31 1934-12-04 Goss Printing Press Co Ltd Inking mechanism
US2014095A (en) * 1932-05-11 1935-09-10 Wood Newspaper Mach Corp Form roll drive
US2703050A (en) * 1950-11-15 1955-03-01 Time Inc Vibrator mechanism
US2763207A (en) * 1951-04-20 1956-09-18 Goss Printing Press Co Ltd Ink roller arrangement
US2751843A (en) * 1952-08-29 1956-06-26 Time Inc Self-adjusting form roll
US3179043A (en) * 1962-08-08 1965-04-20 Weyerhaeuser Co Rotary printer for conveyed articles

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4936208A (en) * 1988-04-25 1990-06-26 Van Dam Machine B.V. Apparatus for printing objects such as cups made from synthetic materials
USD338034S (en) 1991-12-09 1993-08-03 William Vespa Printing press bracket
US5186100A (en) * 1992-01-16 1993-02-16 Sequa Corporation Interchangeable inker having enclosed transmission
WO1993013943A1 (en) * 1992-01-16 1993-07-22 Sequa Corporation Interchangeable inker having enclosed transmission
AU668125B2 (en) * 1992-01-16 1996-04-26 Sequa Corporation Interchangeable inker having enclosed transmission
CN1049184C (zh) * 1992-01-16 2000-02-09 西卡公司 具有封闭式传动装置的可更换墨辊
US6615716B1 (en) * 1998-05-05 2003-09-09 Uteco S.P.A. Roto-Flexo & Converting Multi-color flexographic rotary machine with main drum and independent separate color units

Also Published As

Publication number Publication date
NL172840C (nl) 1983-11-01
CA1007111A (en) 1977-03-22
DE2413459B2 (de) 1979-12-13
AU6672374A (en) 1975-09-18
NL172840B (nl) 1983-06-01
SE401646B (sv) 1978-05-22
DE2413459A1 (de) 1974-10-10
GB1437550A (en) 1976-05-26
NL7403816A (enrdf_load_stackoverflow) 1974-09-24
FR2222217A1 (enrdf_load_stackoverflow) 1974-10-18
JPS5636069B2 (enrdf_load_stackoverflow) 1981-08-21
DE2413459C3 (de) 1980-08-14
JPS5026613A (enrdf_load_stackoverflow) 1975-03-19

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AS Assignment

Owner name: SEQUA CORPORATION

Free format text: CHANGE OF NAME;ASSIGNOR:SUN CHEMICAL CORPORATION, A CORP. OF DE.;REEL/FRAME:004770/0239

Effective date: 19870507