Abstract: A razor blade holder assembly having a body, a movable jaw and an adjustment member. The body has a fixed jaw with a support face and an adjustor channel. The movable jaw assembly has a plate member and a releasable securement subassembly. The plate member is over the adjustor channel and the support face. The releasable securement subassembly couples the plate member to the body and applies a biasing force against the plate member toward the support face. The adjustment member has an elongated rod member rotatably within the adjustor channel, a forcing surface is selectively rotatable into the plate member to direct the plate member away from the support face. In a clamped configuration, the plate member clamps a razor blade. In an open configuration, the forcing surface of the elongated rod member overcomes the biasing member to separate the plate member from the support face.

Abstract: A solid tool gripping and alignment plate, for accurately gripping and holding a tool placed therein in perfect alignment. The tool gripping and alignment plate consists of a flat unitary tool gripping plate with a smooth non-circular opening formed in the tool gripping plate for gripping a tool therein fully 360 degrees about a tool's periphery upon adjustment of the gripping plate. A single threaded adjustment member is arranged through a side of the gripping plate for biasing a portion of the smooth non-circular opening in the tool gripping plate from a non-circular shape into the circular shaped opening for circumferentially gripping of a tool therein.

Abstract: A kerf lock is provided for the retention of die cutting dies in die slots of a retaining board. A retaining system is also provided and includes a plurality of lock slots oriented substantially perpendicularly to a direction of insertion of a die cutting die. The lock slots have open faces to permit communication with the die slots. When the kerf lock is located within a lock slot it extends into the die slot until a die is inserted into the die slot. Upon initial insertion of a die into the die slot, the kerf lock compresses laterally. Once the die is completely inserted, the kerf lock exerts a normal force against the die in the direction of the die slot wall opposite the open face. An inserted die cutting die can thus be securely held within the die slot.

Abstract: A cutting apparatus comprises a frame assembly which includes a support surface and a first cutting blade. The cutting apparatus also comprises a cutting arm assembly which is rotatably attached to the frame assembly and includes a second cutting blade. The cutting apparatus also comprises an alignment mechanism secured to the frame assembly and the cutting arm assembly.

Abstract: A connecting piece for a tool of a multi-axis machining center has a support on the machining center side, a holder at the tool side and a pushing device which elastically pushes the holder into a defined position against the support. The pushing force of the pushing device can be varied during the operation of the machining center.

Abstract: The present invention provides a method and apparatus of reducing current requirements by increasing resistance of the blade structure by reducing the cross sectional area of at least one section of the blade so that the electrical current requirements for heating of the blade to cutting temperature are reduced wherein the power supply and substantially entire unit may be mounted within a hand held unit. Methods of shaping blades to perform various heat distributions for specialty blades for custom cutting are disclosed. Further, an improved blade mounting structure is provided which includes structure for maintaining the legs of the blade parallel to the direction of cut and provides for easy insertion of new blades by maintaining a slotted blade cradle stable and in alignment with the blades and a clamp member away from the blade when the clamp mounting structure is loosened.

Abstract: A punch assembly of CNC punch press machine is disclosed. A press type of lock system is provided between the guide sleeve and the lock ring of the punch assembly of CNC punch press machine. When it needs to adjust the length of the plunger chip, the lock ring and the guide sleeve are locked by the locking mechanism, bringing the entire mechanism into a state of adjustment, and pinching the upper lock ring by hand is not necessary. When the adjustment of the length of the plunger chip is achieved, press the hook pin to unlock the locking mechanism, and lock ring will be reset. Thus, the operation of adjustment is easy and convenient.

Abstract: A device for clamping a blade of shears for traverse cutting of strips includes a clamping bar for the clamping the blade, and a device for displacing the clamping bar in its release position, with the device having a first piston having a piston rod connected at its end remote from the piston with the clamping bar, and a second piston spaced from the first piston and having a piston rod section acting on the first piston, a first connection-bore connects the space in the front of the first piston with the space in the front of the second piston, and a second connection bores connects the space behind the second piston with the space behind the first piston, wherein the first and second connection bores are formed in the rod section of the second piston.

Abstract: A punch retainer can utilize a spring passage to retain a locking ball and a spring. A retaining member can be disposed in the spring passage to hold the spring and ball therein and to impart a desired compressive force on the spring. The retaining member can be axially aligned with the centerline of the spring passage and can axially compress the spring. The retaining member can be adjusted to adjust the compression of the spring. A single dowel passage can be utilized to accurately align the retainer in a desired orientation.

Abstract: A die assembly having a guide rod that includes a lower rod which is fixedly placed on a stripper plate which guides a punch for engagement with a lower die and an upper rod which is placed removably on the stripper plate for engagement with an upper die. When punching a material for punching, the upper rod is removed from the stripper plate so as to put the upper plate and the stripper plate in a disconnected state, i.e., so that the stripper plate is made free to move backwards and forwards relative to the lower die by the lower rod. When the material for punching is not punched, the upper rod is attached to the stripper plate so as to put the upper die and the stripper plate in a connected state by the upper rod, so that the stripper plate is held on to the upper die.

Abstract: A cutting apparatus comprises a frame assembly which includes a support surface and a first cutting blade, and at least one key hole. The cutting apparatus also comprises a cutting arm assembly which is rotatably attached to the frame assembly and includes a second cutting blade. The cutting apparatus also comprises an alignment mechanism secured to the frame assembly and the cutting arm assembly.

Abstract: A jigsaw drive shaft is connected to a blade by the blade clamp of the present invention. The blade clamp comprises a clamp body mounted securely to the drive shaft by a bracket. The clamp body has a hollow portion formed to receive an upper portion the jigsaw blade. The clamp body also includes a hollow tubular extension. A cam body is pivotable about an axis through a cylindrical bore such that cam surfaces move in and out of contact with an interior surface of the clamp body to engage or release the blade. A spring biases the cam body into engagement with the clamp body surface. The user must press on a protrusion of the cam body to pivot the cam surfaces way from the clamp surface and against the force of the spring.

Abstract: A cutting mechanism assembly for use with a tape cartridge includes a support arm having first and second opposing ends and adapted to be coupled to the tape cartridge. The cutting mechanism assembly also includes a mount for a biasing element. The mount is coupled to the support arm and the biasing element is configured to couple the mount to the tape cartridge. Further, the cutting mechanism assembly includes a support plate for a mechanism for reducing a biasing force from the biasing element. The support plate is coupled to the support arm and the mechanism is configured to couple the support plate to the tape cartridge.

Abstract: An electric-powered cutting machine includes a reciprocable plunger held by and protruding outward from a housing; an operation member capable of being pivoted on the housing; and a blade holding mechanism disposed at a tip end portion of the plunger, the blade holding mechanism causing a blade to be detachably attached to the plunger. The operation member includes an operation portion and an abutting portion, wherein a distance from the operation portion to a rotating fulcrum is longer than a distance from the abutting portion to the rotating fulcrum. The blade holding mechanism is biased and is capable of swinging, and the blade holding mechanism includes a rotating member capable of being pressed against a side of the blade, wherein the abutting portion abuts against the rotating member when the operating member swings, and wherein the blade is detachably attached to the plunger by swinging of the rotating member.

Abstract: A clamping assembly includes a first jaw having a plurality of alternating annular grooves and lands formed thereon, a second jaw having a plurality of alternating annular grooves and lands formed thereon, and a spring provided between the first and second jaws. The jaws are pivotable relative to each other. The jaws are attached to a draw stud. The draw stud is formed from an elongated cylinder which has a conventional thread form formed on one end thereof and a plurality of alternating annular grooves and lands formed on the other end thereof. The alternating annular grooves and lands formed on the jaws mesh with the alternating annular grooves and lands formed on the draw stud to mate the jaws with the draw stud.

Abstract: A saw blade clamping arrangement for a power can include a clamp support base that is operatively coupled for movement with a drive shaft and has a first and a second, saw blade slots. First and second locking members can be operatively associated with the clamp support base and be movable between a locked position that selectively locks the blade in one of the corresponding first and second slots, and an unlocked position that releases the blade. A release member can rotate to cause the first cam surface to urge the first locking member at least partially into the first slot and the second cam surface to concurrently urge the second locking member at least partially into the second slot. In another configuration, the release member can alternatively urge the first or second locking member into the respective slots.

Abstract: A blanking tool includes a lower blanking frame and a receiver tool. The lower blanking frame includes running rails and cross rails. A first cross rail extends substantially perpendicular to the first running rail and coupled to first and second running rails. A second cross rail is disposed substantially parallel to the first cross rail and coupled to the first and second running rails. The receiver tool includes receiver rails mounting assemblies. A first receiver rail is alongside and coupled to the first running rail. A second receiver rail is alongside and coupled to the second running rail. The second receiver rail is coupled to the second mounting assembly that is further operably coupled to the first frame member, and is further disposed on the second frame member. The mounting assemblies slide along the slot relative to one another when the mounting assemblies have an unlocked operational position.

Abstract: A kerf lock is provided for the retention of die cutting dies in die slots of a retaining board. A retaining system is also provided and includes a plurality of lock slots oriented substantially perpendicularly to a direction of insertion of a die cutting die. The lock slots have open faces to permit communication with the die slots. When the kerf lock is located within a lock slot it extends into the die slot until a die is inserted into the die slot. Upon initial insertion of a die into the die slot, the kerf lock compresses laterally. Once the die is completely inserted, the kerf lock exerts a normal force against the die in the direction of the die slot wall opposite the open face. An inserted die cutting die can thus be securely held within the die slot.

Abstract: Retainers for holding tools and methods for controlling the motion of a locking member, such as a resiliently-biased locking ball, in a retainer. The locking member is disposed in a passage that intersects another passage configured to receive the tool. A portion of the locking member has a contacting relationship with the tool in order to hold the tool within its passage. The retainer further includes a constraint member, which may be a threaded member or a non-threaded member, that occludes the passage containing the locking member. During a stamping operation using the tool, the constraint member mechanically constrains motion of the locking member within its passage by contact with the locking member.

Abstract: A die press assembly for producing punched parts from a travelling web of material, the die press comprising: a lower die shoe securing a compound punch holder plate thereon, the compound punch holder biasedly gripping a compound punch tool therein, the lower die shoe also supporting a reciprocably movable stripper holder plate, wherein the compound punch extends slideably through a biasedly gripped stripper holder tool in the stripper holder plate; an upper punch holder movable with respect to the lower die shoe, the upper punch holder having a center punch holder plate which biasedly grips a center punch tool therewithin; and a die holder plate fixedly attached to the center punch holder plate with a biasedly gripped die tool slideably enclosing the center punch, wherein each of the biasedly gripped tools are in co-axial alignment in distortable bores in their respective plates.

Abstract: The invention relates to a cutting tool (1), in particular for cutting labels, comprising a housing (2) which is arranged such as to be able to rotate about an axis of rotation (X), and a cutting element (4) which is arranged on this housing (2), wherein this cutting element (4) has a cutting edge (6) which extends essentially in a direction parallel to the axis of rotation (X), and wherein this cutting element (4) is detachably arranged in a recess (14) of the housing (2) formed by a plurality of walls (2a, 2b, 2c) of the housing (2), with a loading body (12) arranged in the recess (8) which loads the cutting element (4) in a working mode in a loading direction (P) in order to hold the cutting element on the housing, and with a springing element (20) which exerts a force on the loading body (12) in the loading direction (P) in the working mode of the cutting tool, and wherein a movement of the loading body (12) in the loading direction (P) is guided by a guide surface (F) and this guide surface runs in a pla

Abstract: Disclosed herein is a crimp die holder. The crimp die holder includes a main body portion, a pin, and a spring. The main body portion includes a first recess, a second recess, and an opening. The first recess extends from a first side of the main body portion to a middle section of the main body portion. The second recess extends from a second side of the main body portion to the middle section. The opening extends from a third side of the main body portion and through a section of the second recess. The pin is disposed within the opening. The pin includes a first portion along a length of the pin. The first portion of the pin is configured to engage with a portion of a crimp die at the section of the second recess. The spring is between the main body portion and the pin.

Abstract: Disclosed is a food peeler that has a longitudinally aligned conical body having upper and lower sections, and a recess in the upper half thereof in which a blade is rotatably mounted. The recess defines an area having a flat base and opposed, parallel, vertical sides. The blade is fixed to a blade holder that is rotatably mounted between the opposing vertical sides of the recess. The position of the blade holder can be reversed thereby enabling the peeler to be used by a right handed or left handed person.

Abstract: A punch for punching a sheet of material the punch having a body formed with a fissure for receiving the sheet of material, a pivot shaft defining a pivot point and a lever retaining means secured to said body. A lever pivotably mounted about the pivot point of said pivot shaft, is provided, the lever having an open position when one end of the lever is elevated to a height above the pivot point, and the lever having a closed position in which the lever is positioned parallel to the fissure. A block is provided which is positionable between the lever and the body. The body is provided with longitudinal support ridges and the lever is provided with side ridges, with the pivot point positioned in substantially the same plane as the longitudinal support ridge so that when the punch is closed, the side ridges of the lever pass outside of the support ridges of the body in a nesting relationship, allowing the punch to form a flat profile when closed.

Abstract: There is provided an apparatus for producing a cross-sectional angular surface along a substrate, such as a flexible electrostatographic imaging member belt. The apparatus may include a support body, and a blade support member connected to the blade support body. The blade support member comprises a cutting blade having a straight blade edge. The cutting blade may be positioned at an angle relative to a plane of an associated substrate to be cut.

Abstract: A cutting punch sleeve including a bore with a first diameter at a first end and a second diameter, larger than the first diameter, at a second end, opposite the first end, and an outer surface with an indent. The bore is for receiving a cutting punch, the sleeve is locatable in a ball-lock assembly, and the indent is for engaging a ball in a ball-lock assembly to fix the sleeve in the ball-lock assembly. In one embodiment, at least a portion of the outer surface is matingly engageable with a surface for a recess in the ball-lock assembly. In another embodiment, a portion of the bore proximate the second end is shaped to matingly engage a head for the cutting punch.

Abstract: A system for engaging and locking the cartridge on the body of a cutter holder adapted to equip machines for the industrial cutting of flexible laminates, comprising a slider with a dovetail profile on the lower portion of the cutter holder body, the head portion of the cartridge being provided with a slot with a profile complementary to the profile of the slider for engagement of the cartridge on the cutter holder body, elements for locking the cartridge on the cutter holder body, and a lever for actuating locking elements, which comprise at least one movable element, which applies a symmetrical force with an upward traction component on both sides of the complementary profile of the slot.

Abstract: A press for the manufacture of dimensionally stable compacts from powdered material, characterized by the features of a press frame having vertically adjustable columns and cross-connections, a die retainer plate, at least one upper ram retaining plate, at least one lower ram retaining plate, a guide column outside a press main axis which has two parallel guideways on which all retainer plates are adapted to be guided vertically on one side or be selectively locatable, wherein the lower end of the guide column is fixedly coupled to a frame-mounted lower plate and the upper end is located on the press frame, an upper adjustable drive adapted to be located on the press frame, for the upper retaining plate (34), a lower adjustable drive (68) for the lower retaining plate (38, 40) and the die retainer plate, if desired, and which is fixed to the frame-mounted lower plate.

Abstract: A paper punch apparatus comprising a flange-storing space for storing the flange portion in an elevating unit, an insertion/removal portion for insertably supporting a supporting axis of a bit reception plate in communication with the flange portion, and a bit-reception-plate engagement/disengagement portion for engagement/disengagement with respect to the flange portion of the bit reception plate in the flange-storing space, so that the bit reception plate can be parallelly and linearly inserted/detached with respect to the elevating unit, insertion/detachment can be steadily and securely performed at all times, whereby the apparatus is simple in structure, inexpensive, and excellent in, for example, paper punch functions, handling functions for a hole punch bit(s), bit reception plate(s), punched-paper-scrap discharge functions, and punch-position adjustment functions, and further the punch apparatus enables quality improvement, cost reduction, and the like to be implemented.

Abstract: A device for adjusting a sawing device's width, wherein the sawing device comprises at least two circular blades 10, 12, facing each other and adjacently positioned, and a fastener 44 adapted to assemble the blades together. The device for adjusting the sawing device's width comprises a wavy annular spring 14 provided between the blades, a recess 42 provided in each of the blades, wherein the recesses are positioned opposite to one another and wherein said wavy annular spring is received within the recesses, an adjustment member 32 adapted to force the blades together against said wavy annular spring or to part them so as to maintain a predetermined distance between the blades. The distance between the blades is set to present a desired cutting width.

Abstract: An electric-powered cutting machine includes: an electric motor, a housing for the electric motor; a plunger driven by the electric motor to reciprocate; and a blade holding mechanism. The blade holding mechanism holds a blade at a tip end portion of the plunger. The blade holding mechanism includes: a blade receiving face including a groove, a swinging member and a pressing member. The groove is shaped substantially the same as an attachment portion of the blade. The swinging member has one and other ends and pivoted at a swing fulcrum. The one end has a blade pressing portion capable of being disposed to oppose to the groove. The other end elongates to separate from the plunger. The pressing member presses the one end toward the groove.

Abstract: A punch change retainer for positioning a floating punch in a retracted, disengage position and an extended, engage position. The change retainer includes a change retainer body and a punch retainer receiving aperture extending upwardly through the change retainer body from a bottom surface thereof. A gagging member is located in the change retainer body and is actuable by an actuator between a retracted position distal from a nose portion of the change retainer body and an extended position adjacent the nose portion of the change retainer body. A floating punch retainer is receivable within the punch retainer receiving aperture, and includes an upper end positioned for engagement with the gagging member. A punch receiving hole is defined in the floating punch retainer; where the punch receiving hole is adapted to be rotatably positioned about a longitudinal center line of the floating punch retainer within the punch retainer receiving aperture.

Abstract: Steel reinforced tire fabrics are cut with long rigid bar blades, circular disc blades and disc and anvil blades. All of these blades may have an open relatively deep slot spaced close to the cutting edge that creates a resilient cantilevered spring element that includes the cutting edge. In response to cutting forces, the spring element will deflect and form a concave crossover area that improves cutting. A supporting material, particularly a precompressed supporting material, such as a precompressed or stretched polyurethane strip may be inserted into the slot. The supporting material limits or reduces the deflection of the spring element so that the yield strength of the spring element is not exceeded and it returns to its original position when the forces are removed. A precompressed supporting material exerts an outward force on the spring element. A polyurethane strip may be precompressed by stretching it before it is inserted into the slot.

Abstract: The present invention provides for a food peeler having a removable blade that includes an end received in a bore of the food peeler handle and a resilient member is mounted adjacent to the end of the blade and allows for the blade to be moved between a centered and offset position so that the blade may be removed and replaced. A tool is provided in order to remove and replace the blade.

Abstract: A hole-saw assembly including a hole-saw having at one end a plurality of cutting teeth and at the other end two shafts. The assembly includes a mandrel coaxially aligned with said hole-saw and including a body having two bores therethrough coaxially aligned with said shafts. An annulus located on top of the body is coaxially aligned with said mandrel and hole saw and includes two holes, the annulus rotatable around its longitudinal axis from a first to a second position. In the first position the annulus holes are aligned with the bores and shafts allowing the shafts to be freely insertable and removable and in the second position the holes are misaligned to lock the shafts to the annulus. Such an arrangement allows the hole-saw and the mandrel to be easily and quickly mountable and demountable.

Abstract: A shuttle assembly for use with an end forming machine includes a shuttle and a release mechanism coupled to the shuttle. The shuttle includes a main body, a tool-receiving bore formed in the main body, and a lock mechanism associated with the tool-receiving bore. The lock mechanism is movable between a locked position where a ball detent of the lock mechanism is biased to extend into the tool-receiving bore and an unlocked position where the ball detent is removed from within the tool-receiving bore. The shuttle assembly further includes a release mechanism coupled to the shuttle for moving the locking mechanism from the locked position to the unlocked position. The release mechanism includes a release lever coupled to the shuttle for pivotable movement relative to the shuttle to engage the ball detent and move the ball detent out of the tool-receiving bore.

Abstract: The invention provides a ball-lock insert assembly adapted to be mounted axially in a mount opening formed in a holder plate having a desired thickness. The ball-lock insert assembly comprises an insert body having an axis and an elongated interior recess extending at an angle relative to this axis. The elongated interior recess is configured to house a resiliently-biased engagement member. The invention also provides retainer assemblies that include ball-lock assemblies, as well as methods of producing retainer assemblies, which methods include providing ball-lock assemblies.

Abstract: A bracket for properly locating a lower blanking tool with respect to a pull-out frame during a blanking operation in a carton die cutting machine. The bracket is mounted on the inner side of a side rail for the lower blanking tool and includes a projecting spring member releasably engageable within a groove formed in the top side of a corresponding cross rail of the pull-out frame. The bracket also includes a projecting datum member engageable with the inner side of the pull-out frame's cross rail to aid in positioning the lower blanking tool on the pull-out frame.

Abstract: A quick-action locking device for an electric power tool including a locking spindle (4) axially displaceable in the hollow spindle (2) of the electrical power tool between a working tool locking position and a working tool exchange position, and a locking lever (6) provided at the end of the locking spindle remote from the working tool and having a slider cooperating with the locking spindle (4) for displacing the same, upon a pivotal movement of the locking lever (6), to its tool exchange position, with the slider (8) having a contact region engageable with a contact surface provided at the end of the locking spindle (4) remote from the working tool (3), and with the contact surface of the locking spindle (4) having an extent, in a pivotal direction of the locking lever (6), corresponding to at least the radial distance (a) of the contact region from the pivot axis (9) of the lever multiplied, in the locking position of the locking lever (6), by a sin (?) of an angle formed by a line, which defines the radi

Abstract: A quick-action clamping device for a power tool includes a clamping spindle (4) arranged in the hollow spindle (2) of the power tool, an elastic member (5) for biasing the clamping spindle (4) into its clamping poition, in which the working tool is claming between a claming flange (7) provided on a working tool-side end of the claming spindle (4) and the hollow spindle (2), an actuation element (24) for displacing the claming spindle (4) against the biasing force of the elastic member and into its exchange position in which the working tool (3) is released, and a compansator (15) for interrupting action of the elastic member (5) on the clamping spindle (4) in the exchange position of the clamping spindle (4).

Abstract: A blade attachment/detachment mechanism for detachably attaching a blade to a saber saw. An end portion of the blade is formed with a blade hole. A reciprocally movable plunger has a blade attachment end portion where a slit and a stepped hole are formed. The slit extends in a longitudinal direction of the blade, and the stepped hole extends in a direction perpendicular to the slit and intersects the slit. An engagement pin is provided in the stepped hole. The engagement pin is engageable with the blade hole to fix the blade to the plunger when the blade end is inserted into the slit. For moving the engagement pin, a knob is pivotally supported to the blade attachment end portion, and a torsion spring is provided to bias the knob in a blade attaching direction. The knob has a slanted surface in engagement with the engagement pin.

Abstract: A knife holder is provided which can be readily disassembled and maintained while remaining in a knife bank. Fasteners keep the cylinder housing and blade housing securely connected and are aligned parallel to the longitudinal axis of the knife holder for easy access while in the knife bank. The fasteners can be removed using a manual driver without the necessity of removing the knife holder bank from the web equipment.

Abstract: The invention provides a ball-lock insert assembly adapted to be mounted axially in a mount opening formed in a holder plate having a desired thickness. The ball-lock insert assembly comprises an insert body having an axis and an elongated interior recess extending at an angle relative to this axis. The elongated interior recess is configured to house a resiliently-biased engagement member. The invention also provides retainer assemblies that include ball-lock assemblies, as well as methods of producing retainer assemblies, which methods include providing ball-lock assemblies.

Abstract: A V-cutter for use in manufacturing a light guide panel of the backlight unit in liquid crystal display (LCD), and more specifically, a kit with a plurality of pins for the V-cutter is disclosed. The pin kit may be used to form a plurality of V-shaped grooves spaced apart by a desired, varying interval on the light guide panel. The pin kit may include a buffer plate (10) fixed to a lift piece (7), an elastic member (11) fixed in the longitudinal direction at bottom thereof, a guide plate (14) in which insertion holes (15) for a plurality of pins (12) are formed to permit contact between the pins and the elastic member, and a plurality of pins (12) to be inserted into the insertion holes of the guide plate for forming V-shaped grooves (3) on the light guide panel (1).

Abstract: Disclosed is a retainer device A for selectively changing the amount of projection of a punch 1 so that the punch projection amount is increased when the punch 1 is used for pressworking and, conversely the punch projection amount is decreased when the punch 1 is not used for pressworking In the retainer device A, guide pins 23 mounted on a cam 21 are moved in guide grooves 11 of a cam receiver 9 fastened to a punch holding body 2 so that the punch holding body 2 is forcibly moved up and down thereby causing the position of the punch 1 to switch between a use position and a non-use position.

Abstract: A stripper plate supporting assembly has a stripper spool unit including a stripper spool and retaining screw for supporting the stripper plate in a die press in a manner that the stripper plate may be removed from a die set without removing the die set from the press. The stripper spool has a shank with at least one spring biased pin in its flat end. At least one opening or socket is provided in the stripper plate for receiving the pin and preventing the stripper spool from turning with the retaining screw.

Abstract: The invention provides a ball-lock insert assembly adapted to be mounted axially in a mount opening formed in a holder plate having a desired thickness. The ball-lock insert assembly comprises an insert body having an axis and an elongated interior recess extending at an angle relative to this axis. The elongated interior recess is configured to house a resiliently-biased engagement member. The invention also provides retainer assemblies that include ball-lock assemblies, as well as methods of producing retainer assemblies, which methods include providing ball-lock assemblies.

Abstract: A lockup device for securing cutting mats to a rotary anvil comprises a base portion, one sidewall, and a wedge portion, and is adapted to be inserted into the channel of the rotary anvil such that the sidewall of the lockup device is adjacent a wall of the channel. A cutting mat having opposing first and second flanged ends is wrapped around the rotary anvil. The first flange is compressed between the locking wedge and the sidewall of the lockup device. The second flange is compressed between the locking wedge and a channel wall. As such, the locking wedge and cutting mat are frictionally secured to the rotary anvil. Further, the cutting mat may be quickly repositioned by releasing the second flange from the channel. When the cutting mat is unwrapped from the rotary anvil, the lockup device remains secured to the first flange, allowing for quick repositioning.

Abstract: A clamping device for motor-driven straight-back and saber saws fixable to a lifting rod, the clamping device has a clamp holder, a movable clamping piece arranged relative to the clamp holder so that a saw blade can rest between the clamp holder and the movable clamping piece, the clamping piece having a first side which faces toward the clamp holder and has a surface adapted to abut against the saw blade, and also a second side which is remote from the clamp holder and has a wedge-shaped surface, a wedge piece having a wedge-shaped surface abutting against the wedge-shaped surface of the clamping piece and also having an opposite surface, and a spring acting on the wedge piece so as to move the clamping piece into a position of repose so that the first surface of the clamping piece presses against the saw blade.

Abstract: A punch retainer system includes one or more punch retainers that are selectively insertable into a retainer block. The punch retainers are dimensioned such that they can be positioned closely together and thereby allow punches to be arranged in a closely positioned arrangement. The punch retainers are insertable into a retainer block which includes recesses dimensioned to receive the punch retainers. The recesses are custom-cut in the desired arrangement by the tool and die shop. After insertion of the punch retainers into the retainer block, the punch retainer and retainer block assembly is secured to a die shoe. The punch retainers may include a releasable lock for selectively securing the punches in the punch retainers.