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7578222 |
Rotary cutter
A rotary cutter comprises a first knife located on a knife shaft having a longitudinal axis, a second knife spaced from the first knife by an adjustable cutting gap, a control unit including a...
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RE40349 |
Device for cutting any width of wood or other materials
A device for cutting wood or other materials comprises a saw blade clamping device for radially and/or axially fixing circular saw blades mounted axially displaceable on a drive shaft. Support...
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7134372 |
CNC slitter machine
A machine for slitting a metal sheet has a number of knife holder assemblies each containing a rotary knife. The knife holder assemblies are mounted for movement along upper and lower rotating...
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7086173 |
Method and device for calibrating the position of blades of a slitter-winder of a paper or board machine
A positioning member ( 21 ) of a calibration tool ( 20 ) touches a slitting edge ( 17 ) of one of the blades ( 11, 12 ) to be calibrated of a slitter-winder of a paper or board machine. The tool (...
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6877412 |
Blade holder with cutting force adjustment independent of stroke
A blade holder for cutting machines has a blade head secured at a lowering device and a blade head housing having a chamber. The blade head has a blade holding member for receiving a circular...
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6837135 |
Plunge slitter with clam style anvil rollers
An apparatus for slitting a running paperboard web includes a thin high speed rotary slitting blade that is plunged through the moving web and into a slot between a pair of anvil rollers supporting...
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6826993 |
Rotary plunge slitter with clam style slotted anvil
An apparatus for slitting a running paperboard web includes a thin high speed rotary slitting blade that is plunged through the moving web and into a slot between a pair of anvil surfaces...
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6763752 |
Apparatus for trimming a flange on a cylindrical opening of a plastic container
The present invention includes a trim station for trimming the flange of a container, an apparatus for trimming the flange of a container and a method of trimming the flange of a container. The...
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6715393 |
Cutting apparatus having adjustable cutter assembly
A cutting apparatus is disclosed which is particularly suited for use in association with an apparatus for effecting lengthwise slitting of sheet stock, such as sheet metal. In the illustrated...
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6689037 |
Machine for the lengthwise treatment of webs of corrugated board
On a machine frame, a machine for the lengthwise treatment of webs of corrugated board comprises a pair of tool beds, on which several tool holders are disposed for displacement by means of a...
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6631664 |
Slitting shears
Slitting shears comprising two knife shafts which are adjustable in relation to one another and are equipped with at least one knife each are described. Some of the knives are adjustable by means...
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6568304 |
Method for order changing in corrugating machines
An order changing method in a corrugating machine having a slitter scorer devices and a plurality of cut-off devices includes a step of aligning a dividing slit of an old order corrugated...
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6393956 |
Device for cutting any width of wood or other materials
A device for cutting wood or other materials comprises a saw blade clamping device for radially and/or axially fixing circular saw blades mounted axially displaceable on a drive shaft. Support...
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6382066 |
Method and device for slitting a material web
Method and a device for slitting a material web traveling in the run direction in which at least one knife unit with a cutting edge, and arranged on a carrier that is movable transversely to the...
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6286404 |
Cutting equipment with automatic positioning apparatus
Equipment for cutting sheet material includes a plurality of pairs of blade units and counter-blade units slidable and fixable on respective support members, elongate in a direction perpendicular...
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6253652 |
Slitter blade locking device
In a web slitter of the type used for cutting continuous webs of material, such as paper, a top slitter assembly features a hub cylinder attached to its frame. The hub cylinder supports a freely...
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6006843 |
Contact cleaning roller oscillated by a barrel cam
A contact cleaning roller (CCR) system includes a shell having an electrostatically active outer surface and being supported by a close-fitting rotatable shaft. The shaft within the shell is...
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5979282 |
Cutter-infeed apparatus for cutting installations for tapes, in particular magnetic tapes
A cutter-infeed apparatus for cutting installations for articles in tape or strip form or film-like articles, circular cutters being fastened on upper and lower shafts and displaced with respect to...
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5937722 |
Paper slitter or perforator magnetic automatic normal force system
A system for shearing (slitting or perforating) sheets in a paper path, with a system for selectably changing the sheet shearing position anywhere transversely of the entire sheet width, with a...
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5779617 |
Tool head positioning device
A tool positioning device for use in combination with a machine for working paperboard blanks conveyed in a horizontal direction through the machine. The machine includes pairs of parallel rotary...
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5735184 |
Powered tool positioner system
A power operated tool positioner for moving a tool parallel to a tool-positioning axis has a first tool-contacting member movable parallel to the tool-positioning axis for exerting a first pushing...
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5628864 |
Cutting unit in automatic enclosing and sealing apparatus
A continuous sheet cutting unit constituting a part of an automatic enclosing and sealing apparatus, and making single sheet from a continuous sheet and supplying the single sheet to a subsequent...
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5542283 |
Bending machine
In a bending machine for wire or strip materials comprising a machine body (1) defining a work face (2) and having disposed thereon at least one planar and undercut guide path (F1 to F3) for tool...
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5378221 |
Assembly and method for axially aligning slotting, trimming, scoring or like heads
A device and method for axially aligning a rotary head assembly. The rotary head assembly includes a rotary head and an axial alignment assembly. The axial alignment assembly includes a guide plate...
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5363730 |
Apparatus for manipulating sheets or webs of paper
Apparatus for manipulating streams of discrete sheets or webs of coherent sheets has a frame for a carriage which supports several tools for depression, alignment, orientation, stoppage, severing,...
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5297464 |
Rotary shears
Rotary shears for dividing sheet steel strips for sheet steel panels into several bands including a machine frame, two blade shafts rotatably mounted in a machine frame at an adjustable distance...
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5275075 |
Adjustable triple wall fold apparatus and method
An apparatus and method for forming a fold construction in a triple wall corrugated paper board comprises a pair of spaced apart main frame plates having four support plates connected therebetween...
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5259255 |
Apparatus for positioning devices for operating upon sheets or webs
An apparatus for positioning devices, especially longitudinal rotary cutting blades for slitting a web of material has slides displaceable along respective guides and a belt which has oppositely...
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5234549 |
Apparatus for forming a movable threading tail
Apparatus and methods of the invention create a movable paper machine threading tail that can be shifted away from the front ends of downstream rolls, thereafter to be widened symmetrically from a...
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5216913 |
Bending machine for skein-shaped material
The guideway for each working carriage has a predetermined parking position in a bending machine for skein-shaped material, in which several working carriages can be adjusted in positions...
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5170688 |
Adjustable triple wall fold apparatus and method
An apparatus and method for forming a fold construction in a triple wall corrugated paper board comprises a pair of spaced a part main frame plates having four support plates connected therebetween...
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5158525 |
Adjustable wear pads for slotting head yoke plates
Box machine forming wheels are individually stabilized with a respective, frame mounted, stationary yoke meshed within the circumferential groove of a head wheel that is rigidly secured to the...
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5127296 |
Device for holding a cutting tool
The lower cutter of an apparatus for longitudinally slitting a continuous web is rotatably mounted about a support shaft extending perpendicular to a direction of formation of the web to be slit....
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5127295 |
Apparatus for slitting a longitudinally moving web
An apparatus for longitudinally cutting a longitudinally moving web has upper and lower guides flanking the web and extending transversely thereof parallel to each other, respective upper and lower...
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5125301 |
System for automatically positioning multiple tool-holding carriages
A system for automatically positioning a plurality of tool-holding carriages along an elongate guide member utilizes a single drive member to move all of the carriages simultaneously. The carriages...
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5123891 |
Box machine die knife stabilizer
Box machine forming wheels are individually stabilized with a respective, frame mounted, stationary yoke disposed within the circumferential groove of a head wheel that is rigidly secured to the...
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5099734 |
Slitting width changing system for slitter
A slitter slits a wide web into narrow strips by at least one slitting blade mounted on a shaft member which extends in the transverse direction of the wide web while the wide web is fed in the...
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5097732 |
Numerically controlled device such as numerically controlled slitter device
A numerically controlled device such as a numerically controlled slitter device has a plurality of units. Intervals between the units are numerically controlled to desired values by moving the...
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5072641 |
Apparatus for positioning devices for operating upon sheets or webs
An apparatus for positioning devices, especially longitudinal rotary cutting blades for slitting a web of material has slides displaceable along respective guides and a belt which has oppositely...
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5069098 |
Limit switch for the selective positioning of cutting units in an apparatus for the cutting of plastic and/or paper materials
Limit switch for the positioning of cutting machines in a machine for the cutting of plastic and/or paper materials in strips of predetermined width, this cutting unit being slidable on supporting...
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5048388 |
Rotary knife assembly
A rotary knife assembly includes a rotary shaft, a flange, a rotary knife of an annular shape and a resilient member. The flange includes a radially-outwardly protruding flange portion having...
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5025693 |
Side shifting apparatus for cutting blade in a web slitting machine
A web slitting machine for cutting a web or roll of material includes an upper carriage assembly joined to a lower blade holder assembly by a selectively removable guide key which is milled to...
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5001950 |
Rotary die cutter
A rotary die cutter includes an anvil roll and at least one die roll. One or more sheet metal dies with raised cutting edges are carried on the die roll to cut patterns in a web of material passing...
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4989486 |
System for automatically positioning multiple tool-holding carriages
A system for automatically positioning a plurality of tool-holding carriages along an elongate guide member utilizes a single drive member to move all of the carriages simultaneously. The carriages...
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4930387 |
Adjustable circular saw
A circular saw has adjustable blades mounted on a splined blade arbor. A guide engages a portion of each blade spaced from the blade arbor so as to facilitate movement of the blade along the blade...
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4926730 |
Guide for slotting, scoring, trimming or like heads
A guide for slotting, scoring, trimming, or like heads mounted in mating relationship in a slotter for scoring a cardboard blank on the fold lines and slotting, timming or the like of the blank...
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4887502 |
Machine for slitting metal sheet
A machine for slitting metal sheet has a bridge-type frame provided with upper and lower beams supported on posts. In the space between the two beams are upper and lower powered arbors and also...
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4843933 |
Apparatus for determining positions of heads
An apparatus for determining positions of a plurality of heads in accordance with the present invention is employable for a slitter scorer on a corrugate machine for cutting or scoring a sheet of...
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4836458 |
Device for the selective or simultaneous traverse of the cutting members in a machine for the chopping and/or cutting of material in sheet
Device for the selective or simultaneous traverse of the cutting members in a machine for the chopping and/or cutting of material in sheet, supported by supporting and slip beams, comprising: ...
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4781668 |
Cutting device for a corrugated box machine
A cutting device for a cutting machine for use in the corrugated box industry is disclosed. Cooperating rollers or heads are positioned on opposed rotatable shafts. The heads are disposed for...
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