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7243520 |
Stripping assembly
A stripping assembly for removal of a can body from a punch in a can bodymaker in which an actuator lifts stripper fingers clear of the can carried on the punch in the forward stroke to avoid...
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7082807 |
Forging press comprising an adjusting device on the matrix side thereof
A forging press in which adjustment of the tool positions relative to each other can be quickly and easily carried out, in spite of involving a low level of structural complication and expenditure,...
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7021111 |
Forging machine with a guiding roller mechanism for guiding movement of a sliding plate unit
A forging machine includes a machine bed, a driving unit driven by a driving source to activate a feeding unit, a sliding seat unit, and a forging unit. The machine bed includes left and right...
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6907765 |
Ram-side ejector device for workpieces in single-or multi-stage presses
A ram-side ejector device for shaping presses comprising a press carriage, which is movable between a pressing position extended relative to a stationary press die and an end position at a distance...
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6804982 |
Device for the extraction of forged details, extraction unit comprising this device and the machine for the production of forged details
A device for the extraction of forged details ( 1 ) comprising a base ( 2 ) coupled with a forging head ( 3 ) supporting an extraction bar ( 4 ) of the forged details ( 11 ), a driving device ( 5...
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6796158 |
Adjustable knockout assembly for a press system
A press system having a frame, a slide, a first die element on the slide, and a knockout assembly. The slide is movable guidingly relative to the frame in a predetermined path between a first...
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6662617 |
Press for transforming work pieces
A press for transforming work pieces including a drive apparatus for driving at least one press tappet and at least one tappet element. The drive apparatus is connected with at least one extractor...
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6305209 |
Workpiece blanking apparatus
A workpiece blanking apparatus has a die, a pad for holding a plate of metal on the die, a blanking punch for depressing the plate on the die downwardly of the die to blank a workpiece out of the...
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6067837 |
Device for the extraction of small metal items
A device for the extraction of small metal items, especially applicable to automatic forging machines for the production of screws, rivets and the like, provided with one or more forming punches...
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6026670 |
Apparatus for use in forming can bodies
Apparatus for use in forming can bodies comprises a punch including a hollow punch sleeve with a supply of compressed air connected to the interior thereof. A concave dome void recess in the nose...
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5953950 |
Method and apparatus for manufacturing disk products having helical ridges
A method and an apparatus for producing a disc product having a plane carng a relief and helical ridges on the outer peripheral side. The inventive production method and the apparatus therefor have...
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5901598 |
Method and apparatus for ejecting sheet metal parts from a press
A method for ejecting sheet metal parts from a press, the press comprising a stationary core die portion and a movable punching die portion driven during a working stroke towards and during a...
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5542277 |
Apparatus for stripping a drawn article from a punch
In a press comprising at least one die (3), a hollow punch (1) and ram (2) assembly movable through the die, and a bottom forming tool (13) having a convex surface portion (14) axially aligned with...
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5497646 |
Air stripper for can body maker apparatus
In a can body maker apparatus including ram means for the forming of a can body mounted for reciprocal motion within a can body maker frame, an improved pressurized air delivery system is...
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5492000 |
Rotary valve controlled apparatus for stripping cans from bodymaking ram
A press for forming the relatively long cylindrical body of a so-called two piece beverage can utilizes a horizontally reciprocating ram to drive a relatively short cup through a circular die pack....
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5241849 |
Drawing apparatus in the bedplate of a press
A drawing apparatus pressure pins acting upon the metal sheet holder in the bottom part of the tool are selected, has additional pressure cylinders fastened in the pressure cheek between the actual...
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5115662 |
Apparatus for stripping workpieces
Apparatus for stripping a cylindrical workpiece, such as a can body, from a cylindrical supporting device, such as a punch of a can body making machine, using a plurality of pivotally mounted...
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5099672 |
Forming press
In the proposed forming press, a reversal device (17 to 20) is provided on a retention pin (1) inside the male die part (4) of the press, which reversal device retains the retention pin in its two...
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5065636 |
Drive arrangement for a male-die-side ejector slidably disposed in a slide of a mechanical metal-forming press
In the case of a drive for a male-die-side ejector slidably disposed in a slide of a mechanical metal-forming press having an angle lever which is pivotably disposed at the slide, one leg of the...
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5058412 |
Driving apparatus for activating a workpiece impelling mechanism in a nut former
A driving apparatus includes a driving shaft journalled in a nut former, a hollow cylinder having an axially extending bore formed eccentrically therethrough and sleeved rigidly on the driving...
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5056350 |
Apparatus and method for stripping a workpiece from a supporting device
Apparatus and method for stripping a can body having an open end and a closed end from the punch on a reciprocating ram of a can body making apparatus wherein a cavity exists between the closed end...
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5031439 |
Drive for a male-mold-side ejector slidably disposed in a slide of a metal-forming press
A drive for a male-mold-site ejector slidably disposed in a slide of a mechanical metal-forming press has an angle lever pivoted in the slide. One leg of the angle lever act upon the end of the...
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5001920 |
Method and apparatus for manufacturing a constant velocity joint and the like
A method and apparatus for manufacturing a product such as a constant velocity joint having a recess whose opening has a lesser diameter than its interior, by ironing a workpiece supplied to...
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4914936 |
Follow-on tool for stamping press
A follow-on tool to equip a stamping press for making deep-drawn products. A metal strip is associated with elastic support devices. A rigid intermediate plate, vertically mobile between two stops,...
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4840055 |
Drawing apparatus in a press
A drawing apparatus in a press for holding the sheet metal part during the drawing and for the ejection thereof. Additionally, blocking devices are provided which prevent the ejection of the sheet...
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4735080 |
Forming machine with ram-side ejector mechanism
A forming machine comprises an eccentric drive mechanism for executing a stroke movement of a displaceable ram mounted for movement on a machine frame. A ram-side ejector mechanism is fixed on the...
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4720990 |
Ejector mechanism for eccentric presses
An ejector mechanism for multi-stage presses is disclosed. The pusher pin (3) runs inside of a slide (2). The pusher pin is supporter by a lever (6) on a cam curve (7) at the machine frame (1). The...
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4712412 |
Drawing apparatus in presses
A drawing apparatus, by means of which the different individual functions such as control of the sheet metal holder pressure, control of the sheet metal holder upward movement, control of the...
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4655071 |
Transfer press with quick change die set arrangement
A metal forming press having a reciprocating ram and a transfer mechanism for transferring workpieces sequentially between a multiplicity of work stations located on a multi-post die set has a...
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4631950 |
Progressive former with removable tooling
A progressive forging machine is disclosed in which a tool pack is removably mounted on the machine to facilitate tool changeovers and the like. The tool pack includes tool carriers guided in...
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4627264 |
Cam actuated ejector for a shell press
A cam actuated ejector is provided with a shell press having a crankshaft for reciprocating a slide to which die tooling is mounted and having a forming station in which the die tooling forms a...
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4615203 |
Coining press
A one-armed ejection lever of a coining press is adapted to be controlled in one end section directly by the coining ram by way of a connecting rod and in the other end section by an operating...
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4606215 |
Apparatus and method for stripping workpieces
Stripping a workpiece from a punch using a plurality of pivotally mounted segments that in an open position have a diameter greater than the outside diameters of the workpiece and the punch but in...
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4552004 |
Apparatus for forming golf ball molds
A method and apparatus for making golf ball molds is disclosed. The molds are made by placing a smooth, hemispherical metal cup on top of a dimpled, hemispherical master mold, which is the upper...
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4546635 |
Apparatus for forming gears
A gear is formed in a gear-forming apparatus including a die block formed with an axial bore and a plurality of teeth radially projecting into the bore and having lead-in portions adjacent one...
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4546636 |
Method for producing seamless container bodies
An apparatus and method for the high-speed production of seamless metal container bodies is disclosed utilizing a reciprocating ram which forces a relatively shallow metal cup through a die...
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4538437 |
Forging machine kickout drive with running adjustment
An adjustable kickout drive for forming machines is disclosed which can be adjusted while the machine is running. The drive includes a drive cam and a kickout lever, both of which oscillate about...
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4506534 |
Method and apparatus for removing drawn container from draw horn
Apparatus for removing a drawn container from a draw horn which is carried by the inner slide of a double acting press includes a stripper assembly also carried by the inner slide and capable of...
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4505144 |
Apparatus for simultaneous both-end shaping of workpiece
An apparatus for working both ends of a workpiece at a time. The workpiece, typically in the form of a bar or a tube, is successively shaped by pre-shaping die means, shaping die means and...
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4502309 |
Method of removing formed parts from a die
A method of removing a formed part from a die, said part produced by clamping a preform between first and second dies, bringing said preform to within an elevated temperature range suitable for...
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4488426 |
Forging machine for producing rivets or the like having running adjustments
A double-blow header particularly suited for producing semitubular rivets is disclosed. The header is provided with three separate adjustments for controlling the position and operation of the...
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4434639 |
Arrangement for producing drawn formations on workpieces, particularly in a cutting and pressing machine
A drawing arrangement for producing drawn formations in sheet-shaped workpieces includes a lower tool having a supporting surface for the workpieces and a recess which opens onto the supporting...
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4425774 |
Extrusion forging method therefor
Apparatus for extrusion forging essentially comprises a double action hydraulic press composed of an inner ram. Extrusion forging of a billet is accomplished by placing the billet in a container...
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4417461 |
Device for manufacturing, by extrusion, a piece having a recessed portion in its peripheral surface
A device for manufacturing, by extrusion, a piece having a recessed portion in its lateral surface, and, on one side, a head and, on the opposite side, a tail, which device comprises a fixed die...
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4416140 |
Can removal method for use with a double action cupper
A double action draw press having inner and outer rams reciprocal with respect to a fixed base for forming two piece containers such as beverage or food containers from metal sheet stock. The...
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4416141 |
Method and apparatus for forming an electrical connector
A method and apparatus for forming an electrical connector having a first hollow cylindrical portion of a first outside diameter and a second hollow cylindrical portion of a second outside diameter...
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4373368 |
Hydraulic assist stripping
A method and apparatus for forming a cylindrical wall-ironed sleeve having a bottom and a radially inwardly enlarged wall thickness at an end remote from said bottom with there being an internally...
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4370878 |
Workpiece ejector system for presses
An improved workpiece ejecting system for presses includes an ejector piston hydraulically driven in response to reciprocation of the press slide in a manner whereby the motion of displacement of...
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4364255 |
Controlled oriented discharge of cups from a blanking and forming press
Apparatus and method for discharging flanged cups in a controlled oriented fashion from a blanking and forming press. The formed cup is raised to a position slightly higher than the upper face of...
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4362037 |
Hollow article internal pressure forming apparatus and method
An upper die is movable by a ram downwardly against a lower die with the dies enclosing a hollow article such as a knobshell in die cavities thereof. RAM continued downward movement of the closed...
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