Can decorating apparatus
First Claim
Patent Images
1. A decorator apparatus for applying a decorative ink image to the cylindrical outer surface of a one piece aluminum or steel can body or the like comprising:
- a rotatable mandrel wheel means for supporting can body members on circumferentially spaced mandrel members;
infeed means for loading undecorated can body members onto the mandrel members;
a rotatable inking blanket wheel means having a plurality of circumferentially spaced blanket segment means thereon for applying ink images to the can body members;
a plurality of circumferentially spaced plate cylinder means for transferring ink images to said blanket segment means;
a plurality of circumferentially spaced ink fountain means for holding a supply of ink for each of said plate cylinder means;
an ink transfer system associated with each ink fountain means including a plurality of ink transfer roll means associated with each ink fountain means for transferring ink from each fountain means to an associated plate cylinder means and then to the blanket segment means;
a transfer wheel means for receiving decorated can body members from the mandrel wheel means;
a can carrying means for receiving decorated can body members from the transfer wheel means and transferring the decorated can body members away from the decorator apparatus;
a main base frame means for supporting the decorator apparatus and a vertically extending rigid frame plate means for supporting said plate cylinder means and said ink fountain means and said ink transfer system in juxtaposition to said blanket wheel means;
a plurality of circumferentially spaced plate cylinder mounting openings extending through said frame plate means in radially outwardly spaced relationship to said blanket wheel means;
a plurality of circumferentially spaced ink transfer system mounting openings extending through said frame plate means in generally radiallly outwardly spaced relationship to said plate cylinder openings;
a motor means and a main drive means operatively associated with the various wheel means for causing synchronous rotation thereof and including a bull gear means for driving said blanket wheel means;
each of said plate cylinder means being constructed as a separate sub-assembly and being separately and removably mounted in one of said plate cylinder mounting openings on said frame plate means and each plate cylinder means having a separate drive gear means for being directly driven by said bull gear means;
each ink transfer system being constructed as a separate sub-assembly and having separate roll drive gear means for operating said ink transfer roll means separately from said plate cylinder means and said plate cylinder drive gear means and being separately and removably mounted in one of said ink transfer system mounting openings; and
ink transfer system drive means separate from said plate cylinder drive gear means for operating said roll drive gear means separately from said plate cylinder means and said plate cylinder drive gear means.
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Accused Products
Abstract
A decorator apparatus and methods for applying an ink image to cylindrical can body members comprising multiple station ink supply and transfer apparatus for transferring ink from an ink fountain to a blanket wheel through a plate cylinder with ink image registration adjustment apparatus and axial and circumferential tightness control apparatus operatively associated with each plate cylinder and each ink supply and transfer apparatus.
54 Citations
73 Claims
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1. A decorator apparatus for applying a decorative ink image to the cylindrical outer surface of a one piece aluminum or steel can body or the like comprising:
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a rotatable mandrel wheel means for supporting can body members on circumferentially spaced mandrel members; infeed means for loading undecorated can body members onto the mandrel members; a rotatable inking blanket wheel means having a plurality of circumferentially spaced blanket segment means thereon for applying ink images to the can body members; a plurality of circumferentially spaced plate cylinder means for transferring ink images to said blanket segment means; a plurality of circumferentially spaced ink fountain means for holding a supply of ink for each of said plate cylinder means; an ink transfer system associated with each ink fountain means including a plurality of ink transfer roll means associated with each ink fountain means for transferring ink from each fountain means to an associated plate cylinder means and then to the blanket segment means; a transfer wheel means for receiving decorated can body members from the mandrel wheel means; a can carrying means for receiving decorated can body members from the transfer wheel means and transferring the decorated can body members away from the decorator apparatus; a main base frame means for supporting the decorator apparatus and a vertically extending rigid frame plate means for supporting said plate cylinder means and said ink fountain means and said ink transfer system in juxtaposition to said blanket wheel means; a plurality of circumferentially spaced plate cylinder mounting openings extending through said frame plate means in radially outwardly spaced relationship to said blanket wheel means; a plurality of circumferentially spaced ink transfer system mounting openings extending through said frame plate means in generally radiallly outwardly spaced relationship to said plate cylinder openings; a motor means and a main drive means operatively associated with the various wheel means for causing synchronous rotation thereof and including a bull gear means for driving said blanket wheel means; each of said plate cylinder means being constructed as a separate sub-assembly and being separately and removably mounted in one of said plate cylinder mounting openings on said frame plate means and each plate cylinder means having a separate drive gear means for being directly driven by said bull gear means; each ink transfer system being constructed as a separate sub-assembly and having separate roll drive gear means for operating said ink transfer roll means separately from said plate cylinder means and said plate cylinder drive gear means and being separately and removably mounted in one of said ink transfer system mounting openings; and ink transfer system drive means separate from said plate cylinder drive gear means for operating said roll drive gear means separately from said plate cylinder means and said plate cylinder drive gear means. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 23, 25, 28, 31, 34, 37)
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22. gear means mounted on said other end portion of said main shaft member in driving engagement with said bull gear means;
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eccentric adjustment means associated with said inner hub member for selectively causing rotation of said inner hub member relative to said sleeve means and changing the location of said central axis of rotation of said main shaft member relative to said blanket wheel means to selectively move said plate cylinder member toward and away from said blanket wheel means while maintaining parallelism therebetween and effecting adjustment of contact pressure between said plate cylinder member and said blanket wheel means; image height registration adjustment means associated with said inner hub member for selectively causing axial displacement of said inner hub member and said main shaft member relative to said sleeve means and selectively changing the axial location of said plate cylinder member relative to said blanket wheel means while maintaining parallelism therebetween and effecting height registration of the ink image; and image circumferential registration adjustment means associated with said gear means for selectively causing rotation of said shaft member and said plate cylinder member relative to said blanket wheel means and selectively changing the circumferential location of said plate cylinder member relative to said blanket wheel means while maintaining parallelism therebetween and effecting circumferential registration of the ink image. - View Dependent Claims (24, 26, 29, 32, 35, 36, 38, 41, 42, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 56, 57, 60, 61, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73)
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- 27. a sleeve member mounted between and abutting said axially spaced bearing means for transmitting axial force and maintaining the axial spacing therebetween.
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39. A method of assembly and adjustment of a plurality of plate cylinder means and associated ink transfer roll means and ink supply fountain means on a vertical support plate frame means adjacent a blanket wheel means of a can decorator machine comprising:
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machining plate cylinder mounting bores and ink station slots in the vertical support plate frame means; fixedly mounting plate cylinder support hub members having central plate cylinder assembly mounting bores in each of the plate cylinder mounting bores; accurately precision machining the end surfaces and the mounting bores of the plate cylinder support hub members to provide parallel aligned end surface and axially spaced mounting bore portions and parallel adjustment control mounting bores located in precise radially, outwardly spaced relationship to the axially spaced mounting bore portions; loosely inserting a plate cylinder assembly including a plate cylinder member and axially spaced precisely accurately machined support sleeve members in said axially spaced mounting bore portions with the axially spaced support sleeve members loosely located in the axially spaced mounting bore portion; individually adjusting the position of each plate cylinder member relative to the blanket wheel means to obtain a position of approximate alignment therewith; individually fastening each of the axially spaced support sleeve members of each of the plate cylinder assemblies to each of the plate cylinder support hub members in the position of approximate alignment; mounting separate plate cylinder precision alignment adjustment means in each of the adjustment control mounting bores associated with each plate cylinder assembly and connecting each plate cylinder precision alignment adjustment means with each associated plate cylinder assembly; separately adjusting end plate cylinder assembly by use of the plate cylinder precision alignment adjustment means to obtain separate precision alignment of each plate cylinder relative to the blanket wheel means; separately mounting each of the associated ink transfer roll means and ink supply fountain means on a separate ink system support frame means; separately mounting each ink system support frame means on the vertical support plate frame means in the ink supply system slots with a form roll in juxtaposition to each of the plate cylinders; and adjusting the position for each form roll relative to each associated plate cylinder until the axis of each form roll is substantially parallel to the axis of the associated plate cylinder.
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40. A decorator apparatus for applying a decorative ink image to the cylindrical outer surface of a one piece aluminum or steel can body or the like comprising:
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a rotatable mandrel wheel means for supporting can body members on circumferentially spaced mandrel members; infeed means for loading undecorated can body members onto the mandrel members; a rotatable inking blanket wheel means having a plurality of circumferentially spaced blanket segment means thereon for applying ink images to the can body members; a plurality of circumferentially spaced plate cylinder means for transferring ink images to said blanket segment means; a plurality of circumferentially spaced ink fountain means for holding a supply of ink for each of said plate cylinder means; an ink transfer system associated with each ink fountain means including a plurality of ink transfer roll means associated with each ink fountain means for transferring ink from each fountain means to an associated plate cylinder means and then to the blanket segment means; a transfer wheel means for receiving decorated can body members from the mandrel wheel means; a can carrying means for receiving decorated can body members from the transfer wheel means and transferring the decorated can body members away from the decorator apparatus; a main base frame means for supporting the decorator apparatus and a vertically extending rigid frame plate means for supporting said plate cylinder means and said ink fountain means and said ink transfer system in juxtaposition to said blanket wheel means; a motor means and a main drive means operatively associated with the various wheel means for causing synchronous rotation thereof and including a bull gear means for driving said blanket wheel means; each of said plate cylinder means being constructed and mounted as a separate sub-assembly on said frame plate means and comprising; an outer hub member having a central bore and axially spaced end surfaces on opposite sides of said plate frame means and a counterbore in each end of said hub member and being fixedly mounted in said plate frame means in approximate parallel alignment with said blanket wheel means; a counterbore in each end of said hub member; a pair of flanged bearing sleeve means having a central precision machined bore and being mounted in each counterbore in said hub member in coaxial relationship and defining a first central axis of rotation; an inner hub member having precision machined cylindrical axially spaced outer peripheral end surface portions rotatably and axially slidably coaxially mounted in and supported by said central precision machined bore of each of said flange bearing sleeve members and having a central eccentric bore with precision machined axially spaced coaxial bore end portions defining a second central axis of rotation which is eccentric to said first axis of rotation; precision bearing means mounted in said coaxial bore end portions; a precision machined main shaft member having a central axis of rotation and a central shaft portion rotatably and axially slidably mounted in said inner hub member by said bearing means in coaxial relationship with said central eccentric bore and having one end portion located adjacent said blanket wheel means and one other end portion located adjacent said bull gear means; end plate means fastened to said end portions of said inner hub member for holding said bearing means in said bore end portions; a plate cylinder means mounted on said one end portion of said main shaft member in ink transfer relationship with said blanket wheel means; gear means mounted on said other end portion of said main shaft member in driving engagement with said bull gear means; eccentric adjustment means associated with said inner hub member for selectively causing rotation of said inner hub member relative to said sleeve means and changing the location of said central axis of rotation of said main shaft member relative to said blanket wheel means to selectively move said plate cylinder member toward and away from said blanket wheel means while maintaining parallelism therebetween and effecting adjustment of contact pressure between said plate cylinder member and said blanket wheel means; image height registration adjustment means associated with said inner hub member for selectively causing axial displacement of said inner hub member and said main shaft member relative to said sleeve means and selectively changing the axial location of said plate cylinder member relative to said blanket wheel means while maintaining parallelism therebetween and effecting height registration of the ink image; and image circumferential registration adjustment means associated with said gear means for selectively causing rotation of said shaft member and said plate cylinder member relative to said blanket wheel means and selectively changing the circumferential location of said plate cylinder member relative to said blanket wheel means while maintaining parallelism therebetween and effecting circumferential registration of the ink image. - View Dependent Claims (43)
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55. A decorator apparatus for applying a decorative ink image to the cylindrical outer surface of a one piece aluminum or steel can body or the like comprising:
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a rotatable mandrel wheel means for supporting can body members on circumferentially spaced mandrel members; infeed means for loading undecorated can body members onto the mandrel members; a rotatable inking blanket wheel means having a plurality of circumferentially spaced blanket segment means thereon for applying ink images to the can body membes; a plurality of circumferentially spaced plate cylinder means for transferring ink images to said blanket segment means; a plurality of circumferentialy spaced ink fountain means for holding a supply of ink for each of said plate cylinder means; an ink transfer system associated with each ink fountain means including a plurality of ink transfer roll means associated with each ink fountain means for transferring ink from each fountain means to an associated plate cylinder means and then to the blanket segment means; a transfer wheel means for receiving decorated can body members from the mandrel wheel means; a can carrying means for receiving decorated can body members from the transfer wheel means and transferring the decorated can body members away from the decorator apparatus; a main base frame means for supporting the decorator apparatus and a vertically extending rigid frame plate means for supporting said plate cylinder means and said ink fountain means and said ink transfer system in juxtaposition to said blanket wheel means; a motor means and a main drive means operatively associated with the various wheel means for causing synchronous rotation thereof; said ink transfer system for transferring ink from said fountain ink supply means to said plate cylinder means comprising; a pair of form roll means for transferring ink to said plate cylinder means at two peripherally spaced locations; a pair of form roll engaging vibrator roll means including a first form roll engaging vibrator roll means for engaging and transferring ink to a first one of said pair of form roll means and a second form roll engaging vibrator roll means for engaging and transferring ink to a second one of said pair of form roll means; a first intermediate distributing roll means engaging said first form roll engaging vibrator roll means for transferring ink thereto; a second intermediate distributing roll means for engaging said first form roll engaging vibrator means and receiving ink therefrom and for engaging said second form roll engaging vibrator means and transferring ink thereto from said first form roll engaging vibrator roll means; and a third intermediate vibrator roll means for engaging said first intermediate distributing roll means and transferring ink thereto; a pair of pivotal bracket means mounted on opposite end portions of each form roll engaging vibrator roll means; a form roll shaft means for each form roll means having opposite end portions rotatably supported by one end portion of said pivotal bracket means and supporting each form roll means in ink transfer contact with said plate cylinder means and with the associated vibrator roll means; selectively adjustable stop means associated with one other end portion of each of said pivotal bracket means for selectively adjusting and maintaining parallelism of said form roll means relative to said plate cylinder means and for selectively adjusting and maintaining ink contact transfer pressure between said form roll means and said plate cylinder means;
said selectively adjustable stop means comprising;a pair of abutment plate members mounted on the other end portions of each of said bracket members and having inclined abutment surfaces; an adjustment shaft member mounted adjacent and in parallel relationship to asid vibrator roll means and having a first portion located adjacent one of said bracket means and a second portion located adjacent said other one of said bracket means; a pair of conical cam devices eccentrically mounted on said adjustment shaft portions in abutting engagement with said inclined abutment surfaces at 180°
offset locations;selectively operable parallelism control means for selectively causing rotation of said shaft means and said cam devices relative to said abutment plate members to selectively vary the contact positions and effect and maintain parallelism of said roll form means relative to said plate cylinder means by unequal pivotal displacement of said pivotal bracket means; and selectively operable pressure control means for selectively causing axial displacement of said shaft means and said cam devices relative to said abutment plate means to selectively adjust the contact pressure between said form roll means and said plate cylinder means by equal pivotal displacement of said bracket means while maintaining parallelism.
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58. A decorator apparatus for applying a decorative ink image to the cylindrical outer surface of a one piece aluminum or steel can body or the like comprising:
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a rotatable mandrel wheel means for supporting can body members on circumferentially spaced mandrel members; infeed means for loading undecorated can body members onto the mandrel members; a rotatable inking blanket wheel means having a plurality of circumferentially spaced blanket segment means thereon for applying ink images to the can body members; a plurality of circumferentially spaced plate cylinder means for transferring ink images to said blanket segment means; a plurality of circumferentially spaced ink fountain means for holding a supply of ink for each of said plate cylinder means; an ink transfer system associated with each ink fountain means including a plurality of ink transfer roll means associated with each ink fountain means for transferring ink from each fountain means to an associated plate cylinder means then to the blanket segment means; a transfer wheel means for receiving decorated can body members from the mandrel wheel means; a can carrying means for receiving decorated can body members from the transfer wheel means and transferring the decorated can body members away from the decorator apparatus; a main base frame means for supporting the decorator apparatus and a vertically extending rigid frame plate means for supporting said plate cylinder means and said ink fountain means and said ink transfer system in juxtaposition to said blanket wheel means; a motor means and a main drive means operatively associated with the various wheel means for causing synchronous rotation thereof; said ink transfer system for transferring ink from said fountain ink supply means to said plate cylinder means comprising; a pair of form roll means for transferring ink to said plate cylinder means at two peripherally spaced locations; a pair of form roll engaging vibrator roll means including a first form roll engaging vibrator roll means for engaging and transferring ink to a first one of said pair of form roll means and a second form roll engaging vibrator roll means for engaging and transferring ink to a second one of said pair of form roll means; a first intermediate distributing roll means engaging said first form roll engaging vibrator roll means for transferring ink thereto; a second intermediate distribution roll means for engaging said first form roll engaging vibrator means and receiving ink therefrom and for engaging said second form roll engaging vibrator means and trasnferring ink thereto from said first form roll engaging vibrator roll means; a third intermediate vibrator roll means for engaging said first intermediate distributing roll means and transferring ink thereto; each of said intermediate roll means having a non-rotatable roll shaft member with axially spaced end portions for rotatably supporting an intermediate roll member relative to adjacent roll means; intermediate roll shaft axially spaced mounting means for rotatably supporting and maintaining parallelism of each intermediate roll means; alignment and parallelism maintaining means associated with said mounting means for precision location and alignment of said intermediate roll means relative to adjacent roll means; and pressure adjustment means associated with each mounting means for adjusting and maintaining contact pressure between said intermediate roll means and adjacent roll means;
said mounting means each comprising;a block member fixedly mounted on a frame side wall; a slot in each block member having precision machined opposite parallel side surfaces and an end surface; a shaft member for supporting said intermediate roll means and having opposite end portions with precision machined opposite flat side surfaces and an end surface and a slot located between said flat surfaces; said alignment and parallelism maintaining means being provided by each of said end portions of said shaft member being mounted in said slot in said block member with said opposite side surfaces of said block member slidably abuttingly engaging said opposite flat side surfaces of said shaft end portions and said end surface of said shaft portions being located closely adjacent said end surface of said slot in said block member; and a plate member fixedly mounted on said block member on a side of said slot located opposite the adjacent roll means having an adjustment threaded bolt with an end portion extending into said mounting slot and into abutting engagement with said shaft slot and providing said pressure adjustment means to enable selective lateral adjustment of said shaft end portion to selectively adjust and maintain pressure of said intermediate roll means relative to adjacent roll means.
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59. A decorator apparatus for applying a decorative ink image to the cylindrical outer surface of a one piece aluminum or steel can body or the like comprising:
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a rotatable mandrel wheel means for supporting can body members on circumferentially spaced mandrel members; infeed means for loading undecorated can body members onto the mandrel members; a rotatable inking blanket wheel means having a plurality of circumferentially spaced blanket segment means thereon for applying ink images to the can body members; a plurality of circumferentially spaced plate cylinder means for transferring ink images to said blanket segment means; a plurality of circumferentially spaced ink fountain means for holding a supply of ink for each of said plate cylinder means; an ink transfer system associated with each ink fountain means including a plurality of ink transfer roll means associated with each ink fountain means for transferring ink from each fountain means to an associated plate cylinder means and then to the blanket segment means; a transfer wheel means for receiving decorated can body members from the mandrel wheel means; a can carrying means for receiving decorated can body members from the transfer wheel means and transferring the decorated can body members away from the decorator apparatus; a main base frame means for supporting the decorator apparatus and a vertically extending rigid frame plate means for supporting said plate cylinder means and said ink fountain means and said ink transfer system in juxtaposition to said blanket wheel means; a motor means and a main drive means operatively associated with the various wheel means for causing synchronous rotation thereof; outer support means having central bore means and being mounted on said frame plate means for supporting said plate cylinder means and defining a first central axis of rotation; an inner support means axially slidably coaxially mounted in and supported by said central bore means of said outer support means and having central eccentric bore means defining a second central axis of rotation which is eccentric to said first axis of rotation; bearing means mounted in said central eccentric bore means in said inner support means; main shaft means having a central axis of rotation and a central shaft portion rotatably and axially slidably mounted in said inner support means by said bearing means in coaxial relatonship with said central eccentric bore means and having one end portion located adjacent said blanket wheel means and one other end portion located adjacent said drive gear means; a plate cylinder means mounted on said one end portion of said main shaft means in ink transfer relationship with said blanket wheel means; driven gear means mounted on said other end portion of said main shaft means in driving engagement with said drive gear means; eccentric adjustment means associated with said inner support means for selectively causing rotation of said inner support means relative to said outer support means and changing the location of said central axis of rotation of said main shaft member relative to said blanket wheel means to selectively move said plate cylinder member toward and away from said blanket wheel means while maintaining parallelism therebetween and effecting adjustment of contact pressure between said plate cylinder member and said blanket wheel means; image height registration adjustment means associated with said inner support means for selectively causing axial displacement of said inner support means and said main shaft member relative to said outer support means and selectively changing the axial location of said plate cylinder member relative to said blanket wheel means while maintaining parallism therebetween and effecting height registration of the ink image; and image circumferential registration adjustment means associated with said driven gear means for selectively causing rotation of said shaft member and said plate cylinder member relative to said blanket wheel means and selectively changing the circumferential location of said plate cylinder member relative to said blanket wheel means while maintaining parallelism therebetween and effecting circumferential registration of the ink image. - View Dependent Claims (62)
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Specification