Abstract: A pressing machine that applies heat and pressure to a press object transported in a first direction includes a first die having a first heater, a second die having a second heater and being disposed above the first die, a support member that supports the first die and the second die, and a movement mechanism that moves the support member from a first position to a second position located in a second direction intersecting the first direction from the first position, in which the first position is the position at which the first die and the second die apply heat and pressure to the press object and the second position is the position at which the first die and the second die do not face the press object.

Abstract: Disclosed are mobile tables and table assemblies having a selectively rotating table top relative to the table frame. A mobile table including a selectively rotatable table top that is configured to securely rotate about an axis in an unlocked position and to be secured in a predetermined plane in a locked position; and two spaced apart frame members securely connected to the selectively rotatable table top positioned on a first end of each spaced apart frame member and movement members attached to a second end of each spaced apart frame members that are configured to selectively move the mobile table to and from desired locations.

Abstract: A sawmill including a band saw, mounted on a carriage. A moving shear rail is connected to the carriage such that the shear rail moves in synchronization with the band saw. The moving shear rail has a notch formed in the upper edge, and is positioned so that the notch is aligned with the band saw blade, and the upper edge of the moving shear rail extends at least to even with the band saw blade, and possibly even beyond the saw blade. The moving shear rail includes a shear rail plate carrying the notch, and a flexible element connected at each end of the shear rail plate. The flexible element is formed of conveyor links reeved about a pair of reels, including a last link that is removably connected to the shear rail plate. Each of the reels is mounted to a standard, one having a pivot, allowing that reel to be pivoted away.

Abstract: A machine for modifying a workpiece oriented lengthwise along an X-axis, including a support frame having aligned tracks arcuate about the X-axis, and rails supported on the arcuate tracks for selective rotation together about the X-axis. A pressing mechanism is adapted to press a workpiece tool and an associated support block together along a pressing axis to modify a portion of a workpiece located therebetween, with the pressing mechanism being supported on linear tracks on the rails for selective linear motion along the rails substantially transverse to the X-axis. A drive is adapted to selectively position the rails and the pressing mechanism on the tracks.

Abstract: A method of processing IC units comprising the steps of: dicing said IC units from a substrate; delivering said IC units to a idle block; inspecting a face of said units as exposed during the dicing step using an inspection device whilst said units are on said idle block, then; engaging said units with a picker assembly; passing said units over a second inspection device to inspect an opposed face of said units.

Abstract: A finisher for a receiver moving in a feed direction includes a cutting device having a cutting blade and a scoring blade on opposite sides of the receiver and oriented perpendicular to the feed direction, and a scoring notch on the opposite side of the receiver from, and parallel to, the scoring blade. An actuator selectively causes the scoring blade to engage the scoring notch as the receiver moves between the scoring blade and scoring notch, so that the receiver is scored, or causes the cutting blade to engage the scoring blade, so that the receiver is cut. A controller receives a job specification including one or more cut or score location(s) on the receiver and causes the receiver to be cut at the cut location(s) or scored at the score location(s).

Abstract: A die-cutting device is herein disclosed for performing slots perpendicular to the feeding direction of paperboard sheets used for making boxes, which is mounted on a supporting framework which can be driven in a cross direction with respect to the longitudinal feeding direction of the paperboard sheets.

Abstract: A shears device including a rolling table, a rail-guided drive carriage coupled with the rolling table, a U-shaped frame mounted on the drive carriage, and a drive apparatus arranged on the drive carriage for driving the shears. The frame has a first side adjacent the drive apparatus and a second side opposite the first side on which holding elements for the shears are provided. At least one of the holding elements on the second side of an upper of the horizontal arms includes a pressure plate. A drive is provided for moving the drive carriage transverse to the transport line. A clamping element is arranged at the second side of the frame and has congruent gliding plates that overlap the pressure plate. The clamping element together with the gliding plates is movable along a horizontal path across the pressure plate to couple the clamping element and the holding element.

Abstract: A stamping machine for punching parts from a workpiece strip and having a punch and complementary die, a workpiece strip feeder for advancing the workpiece strip between the punch and the die, a punch actuator for forcing the punch through the workpiece strip to shear a part from the workpiece strip, a controller for initiating and synchronizing actuation of the workpiece strip feeder and the punch actuator, and also having a horizontal stacking rail aligned with the die to receive and support parts forced from the die as each expelled part forces previously expelled parts along the horizontal stacking rail, thereby maintaining the alignment of each part and thereby eliminating any need to manually or otherwise realign the parts in preparation of a subsequent assembly.

Abstract: A hydraulic cut-off press includes a base, a body vertically movable along vertical tracks at the base, a plurality of raisers provided at the body in four corners, each raiser having a holder base, a raiser screw vertically mounted in the holder base and fixedly connected to the base, a transmission gear set mounted inside the holder base and meshed with the raiser screw, and an axle extended out of the holder base, a transmission system formed of transmission shafts and couplings for coupling the axles of the raisers to one another for synchronous rotation, and a motor for rotating the axle of the first raiser to move the raiser screws of the raisers to move the body to the desired elevation relative to the base.

Abstract: A punching apparatus is provided which can of punch a non-circular holes at a predetermined position of a work piece. In the punching apparatus for punching a hole by means of a punch integrated into any one of the moving part of a press working machine or the supporting part of the press working machine, and a die integrated with the other one of the moving part and the supporting part; each of the punch and the die has plurality of planes to be fitted with datum planes of a fitting jig. The punching unit for the punching apparatus comprises a punch, a die, and a fitting jig for positioning the punch and the die with respect to each other, wherein each of the punch and the die has plurality of faces for fitting and the fitting jig has datum planes to be fitted with the planes for fitting of the punch and the die.

Abstract: A punching machine includes a body frame having a table to support a workpiece. First and second work movement positioning apparatuses are mounted at both sides to move and position the workpiece in a direction of axis X. A work head is mounted on the body frame and has a ram and a tool. The work head moves on the body frame in a direction of axis Y, which is perpendicular to axis X. The first and second work movement positioning apparatuses are arranged in series in the direction of axis X. The workpiece is clamped by the first positioning apparatus, moved in the direction of axis X, punched, clamped by the second positioning apparatus, unclamped by the first positioning apparatus, and moved further in the direction of axis X.

Abstract: The object of the present invention is to provide a turret punch press capable of discharging easily the small article work sheet cut off from the material work sheet, without employing a subhead separately from the punch driving mechanism. The punch press comprises a work sheet outlet 12 for discharging small article work sheet cut off from the material work sheet in the punch processing, employed in the lower turret 4. Moreover, a chute 13 connected to the work sheet outlet 12 is employed in a main body frame 1.

Abstract: A flexible manufacturing press assembly for the processing of sheet material through punching and forming operations having a plurality of tool assemblies of which each, in turn, group and support a plurality of processing tools. Each tool assembly has a punch magazine, a die block, and a stripper plate for processing the sheet material in the manner of a Class A die. A sheet material positioning assembly clamps the sheet material and positions it within a two-axis plane adjacent the tool assemblies. A punching head assembly, supported by the sheet material positioning assembly, positions a punching head adjacent the grouped tool supports.

Abstract: An automatic cutting and stacking device for arcuately shaped blanks is disclosed. The device contains a feeding table followed by a cutting unit and a stacking device. The cutting unit is movable in relation to the feeding table to thus allow a cutting perpendicular to the contour of the shaped film. The stacking unit comprises a slide plate and a movable base plate upon which the cut blanks are stacked. The height of the base plate can be adjusted/lowered in relation to the accumulating thickness of the stacking height of the cut blanks.

Abstract: An apparatus for removing plastic wrapping film, in particular stretch film, from pallets (1) of products comprises: a pair of cutting devices (2) positioned on opposite sides of the pallet (1), acting on the opposite vertical surfaces (1a, 1b) of the pallet (1) and mobile along a horizontal axis (X), allowing the film (3) to be cut along the vertical surface (1a, 1b) and close to the upper surface (1c) of the pallet (1); an operating unit (4) at each vertical surface (1a, 1b) cut and comprising belts (5) which pick up the lower flap (6) of the film (3) cut; blades (7) for cutting the film (3) along vertical axes (Z, Z′), to the base of the pallet (1), creating two separate flaps (8, 9, 8, 9′) for each vertical surface (1a, 1b) and drive means (10) for rotating the pick up belts (5), to allow the opening of each pair of flaps (8, 9, 8, 9) away from the respective vertical surface (1a, 1b); a mobile unit (11) for picking up the pairs of flags (8, 9, 8 9) and completely removing teh wrapping film (3

Abstract: A punching apparatus is provided capable of punching a non-circular hole at a predetermined position on a work even when the rotatable range of the work setting is restricted. In the punching apparatus for punching a non-circular hole at a predetermined position of the work, said punch and said die are constituted such that said punch supported by the punch supporting portion is relatively rotatable and stoppable for said punch supporting portion about the central axis line of the punching direction; and, similar to said punch, said die is rotatable and stoppable about the central axis line of the punching direction in the identical rotational phase with said punch.

Abstract: A die cutting press (10) having a base platen (12), a bolster (16) shiftably and rotatably mounted on the base platen, and a die unit (22) mounted on the bolster for movement therewith is provided for precision cutting of individual part-defining areas (30, 230) from longitudinal and laterally-arranged rows of part areas of a relatively thin substrate (32, 232) that is susceptible to deformation and warpage during its manufacture and wherein registration indicia (236, 238) is provided in association with each of the part-defining areas.

Abstract: A tool holder assembly to hold and orient punches in numerically controlled punch presses which utilize automatic tool changers. The holder positions and orients round and shaped standard insert punches to ensure proper alignment with mating dies during operation. The tool holder comprising a body and a base with indexing pins which provide secure and unique positioning of the insert punch. Application of this invention allows maximum tool life by ensuring proper tool orientation and reduces operation costs by allowing use of standard, low cost, insert punches.

Abstract: The invention relates to a punch machine for punching a panel in which the position of each hole to be made is identified by a mark. The machine comprises a structure for receiving said panel, said structure presenting X and Y directions; means for holding said panel relative to the structure; at least four punch blocks secured to a support, each punch block having at least one punch carrier tool and at least one matrix carrier assembly; means for displacing each punch block separately in the X and Y directions and in rotation; optical means for comparing the position of each punch block with said mark; and means for separately controlling the displacement means in response to position error information.

Abstract: The present invention is a workpiece support apparatus and method of making of using the same. A holding fixture frame supports the workpiece about the perimeter and also locates the workpiece. A series of support wires keep the workpiece from sagging inside the holding fixture frame. The support wires provide support while allowing top and bottom access to the workpiece. The workpiece remains flat at the point of the machining operation.

Abstract: Web or sheet-fed segment processing apparatus (30, 300) is provided for high speed, extremely accurate operations such as die cutting or lamination. The apparatus (30, 300) includes a processing station (32, 300) adapted to receive a segment (38) forming a part of a continuous web (100, 102) or as a discrete sheet. The station (32, 300) includes a vacuum hold-down plate (142, 306) for holding initially fed segments (38); the hold-down plate (32, 308) is shiftable as necessary along orthogonal X-Y axes in the plane of the segment (38), and/or &thgr; rotation about a rotational axis transverse to the segment plane, such movement being effected by a series of aligned, translatable eccentric drive units (178-182, 346-350) coupled with plate (142, 306). Preferably, the segments (38) carry positioning fiducials (44) and which are compared with fixed reference indicia (250, 252) in the station (32, 300).

Abstract: A punching apparatus is provided which can of punch a non-circular holes at a predetermined position of a work piece. In the punching apparatus for punching a hole by means of a punch integrated into any one of the moving part of a press working machine or the supporting part of the press working machine, and a die integrated with the other one of the moving part and the supporting part; each of the punch and the die has plurality of planes to be fitted with datum planes of a fitting jig. The punching unit for the punching apparatus comprises a punch, a die, and a fitting jig for positioning the punch and the die with respect to each other, wherein each of the punch and the die has plurality of faces for fitting and the fitting jig has datum planes to be fitted with the planes for fitting of the punch and the die.

Abstract: The present invention relates to an oscillating assembly for pivoting a blanking die that is constructed and arranged to cut blanks from sheet material. The oscillating assembly comprises a die supporting structure that pivots about a pivot axis. The die supporting structure receives and supports the die such that the sheet material can be fed into the die in a feeding direction and such that the pivoting of the die supporting structure pivots the die relative to the sheet material. A reversible rotary driving assembly rotates a rotatable output shaft in opposing first and second rotational directions. A linearly movable die driver is operatively connected to the output shaft such that (a) rotating the shaft in the first rotational direction thereof moves the die driver generally linearly in a first die driving direction and (b) rotating the shaft in the second rotational direction thereof moves the die driver generally linearly in a second die driving direction opposite the first die driving direction.

Abstract: In a turret punch press (1) which rotates and indexes an upper turret (5) and a lower turret (7), positions a desired punch and die from a plurality of punches (P) and a plurality of dies (D) to a processing position (25), and performs a punching process in cooperation with the punch and the die, in the case that a core of the die with respect to the punch is offset at a time of replacing the die or after a long time use, since a hole (133) for a bolt (135) fastening a die holder (129) to the lower turret (7) is great, the bolt (135) is loosened so as to adjust a position of the die holder (129) with respect to the lower turret (7).

Abstract: The present invention is a workpiece support apparatus and method of making of using the same. A holding fixture frame supports the workpiece about the perimeter and also locates the workpiece. A series of support wires keep the workpiece from sagging inside the holding fixture frame. The support wires provide support while allowing top and bottom access to the workpiece. The workpiece remains flat at the point of the machining operation.

Abstract: A punch press machine that enables relatively more tools to be provided without substantially increasing the area taken up by the machine. This invention applies to a punch press machine provided with a work moving means 11 for moving a work sheet W within a single axial direction X over a work table 10 and a tool moving means 12 for moving punch 5 and die 6 within an axial direction perpendicular Y to the axial direction in which the work sheet W is moved. A plurality of punches 5 and dies 6 are arranged in cartridges 7, 8. A plurality of tool magazines 3a are arranged in a tool magazine group 3 in a line parallel to the work table 10, and a tool exchange device 4 for exchanging tools is arranged between the tool magazines 3a and the tool moving means 12. This tool exchange device 4 is moveable in the same axial direction X as the work sheet, and is arranged between the tool magazine group 3 and the work table 10.

Abstract: A device for processing ply material comprises a stationary device base; first and second transverse slides, first and second working units, and a controller. The first and second transverse slides are simultaneously displaceable in first and second contour directions on the device base, the second contour direction opposing the first contour direction and the contour directions oriented transverse to the length direction and parallel to a layer plane.

Abstract: The invention relates to a machine for punching a printed circuit plate. The machine comprises a plurality of punch blocks that are movable relative to the structure. Each block comprises a frame that is movable relative to the structure, displacement means for positioning each frame relative to the structure as a function of instructions received, a non-removable punch die secured to the moving frame and located beneath the plane corresponding to said plate, a punch tool support secured to said frame and disposed above the plane of said plate and positioned relative to the die, said support including means for removably receiving one of a plurality of punch tools adapted to the characteristics of said plate and for positioning said tool relative to the support, and means for controlling vertical displacement of said tool in said support.

Abstract: A machine for punching sheet metal includes a counterpunch holder unit including a supporting disk mounted for rotation about a main axis and supporting a number of counterpunch holder assemblies, each including a respective counterpunch. Each counterpunch holder assembly includes a main body secured to the supporting disk. Each main body includes a seat, which extends coaxially with the main body axis which is parallel to the main axis. Each counterpunch holder assembly further includes an extracting body housed in an axially-movable manner inside the seat to support the bottom of the respective counterpunch. A positive actuating assembly moves the extracting body axially to extract the counterpunch from the respective seat.

Abstract: A flexible manufacturing press assembly for the processing of sheet material through punching and forming operations having a plurality of tool assemblies of which each, in turn, group and support a plurality of processing tools. Each tool assembly has a punch magazine, a die block, and a stripper plate for processing the sheet material in the manner of a Class A die. A sheet material positioning assembly clamps the sheet material and positions it within a two-axis plane adjacent the tool assemblies. A punching head assembly, supported by the sheet material positioning assembly, positions a punching head adjacent the grouped tool supports.

Abstract: For die arrangement, bar code tags which correspond to identification numbers given to a punch and die to be attached to a punch press are read by a bar code reader, and die information on the punch and die as well as die assembly information on a die assembly in which the punch and die are paired for pressing operation are stored in a non-volatile memory. In connection with the die assembly information, the address of the die assembly stocked in the punch press is stored. When starting pressing operation, the die assembly is fetched according to the die assembly information to perform die replacement.

Abstract: A machine to produce filled packages having transverse seals at the top and bottom thereof created by severing a seal area between formed packages by cutting blades the position of which can be adjusted during running of the machine to vary the heights of the transverse seals. The adjustment of seal is caused by movement of a sliding bar member which causes the chain drive of the cutting mechanism to rotate in one direction or the other to move the cutting point of the blade relative to the uncut seal between adjacent packages.

Abstract: In a turret punch press 1 provided with an upper rotatable turret 5 having a plurality of punches P and a lower rotatable turret 7 having a plurality of dies D, a diameter of the lower turret 7 is determined to be larger than that of the upper turret 5; rotational centers of the upper and lower turrets 5 and 7 are determined to be eccentric from each other; and on a line obtained by connecting the two rotational centers of both the upper and lower turrets when seen on a plane, a position at which the upper and lower turrets 5 and 7 are overlapped upon each other is determined to be a punching position 21 and positions remotely opposite to the punching position 21 and at which the upper and lower turrets 5 and 7 are separated from each other are determined to be indexing positions 61 at which the angular positions of the punch P and the die D can be both indexed.

Abstract: In a punching apparatus for cutting portions out of a web of material, the punching tool assembly has a movable top punching tool and a bottom punching tool carried by a plate arrangement which includes a base, a first plate supported on the base and a second plate which is supported on the first plate and which carries the bottom tool. One of the plates is reciprocal transversely to the web of material while the other is pivotable about a substantially vertical axis. Movements of the plates relative to each other and relative to the base permit the punching tool assembly to be aligned with the portion to be punched out of the material web, prior to the punching operation.

Abstract: A chain merchandising apparatus includes a frame, a cabinet secured to the frame, and a chain support mounted to the frame and located within the cabinet for supporting a plurality of chain containers. A chain cutter is moveably fixed to the apparatus so as to be facilely and safely selectively adjustable vertically and horizontally in relation thereto for permitting a user to position the chain cutter substantially adjacent to a preselected chain container supported on the chain support.

Abstract: A punch press includes an upper main shaft (3) vertically movable by means of a hydraulic driving means (2.sub.1, 2.sub.2, 3a) and rotatable for indexing by means of a rotary driving means (7, 8, 9), a lower main shaft (30) positioned below the upper main shaft and rotatable in synchronism with the upper main shaft for indexing, upper and lower dies (23, 45) detachably mounted on the upper and lower main shafts in opposition to each other, and upper and lower clamping devices for clamping the upper and lower dies on the upper and lower main shafts (3, 30) with positioning in phase.

Abstract: An auxiliary punching device is disclosed, which is attachable to a machine for punching holes at one given location into a stack of sheets of given size, in order to punch other holes at another given location in the same stack at the very same time as the holes are punched at the one location. This auxiliary punching device comprises an auxiliary die and an auxiliary punching tool that are attachable to the main die and punching tool of the punching machine to work in unison therewith. Both of the structural elements are very easy to adjust to fit any required positioning or configuration for the second row of holes to be punched, whatever be the size of the stack of sheets fed to the machine.

Abstract: A DIN rail cutter and punching apparatus for cutting a DIN rail to a selected length and for punching at least one mounting slot therethrough at a desired angular orientation comprises a shear for cutting the DIN rail and a punch and die set which is operatively coupled for operation in unison with the shear. The DIN rail cutter comprises a shear for cutting the DIN rail and is arranged for removably receiving a cutting die for accommodating any of a plurality of cutting dies for cutting different shapes of DIN rail. A rotating punch and die set for punching a DIN rail at any of a plurality of angular orientations comprises a punch mounting block; a punch rotatably mounted in the punch mounting block; a die mounting block and a die rotatably mounted in the die mounting block; the punch mounting block and the die mounting block are mounted for relative movement so as to advance and retract the punch into an out of engagement with the die.

Abstract: An adjustable angular shearing device (10) in accordance with the invention is adapted to transversely shear sheet material from a continuous strip in a punch press. The device (10) has an upper punch (24) which coacts wtih a lower die (28) to shear sheet material passing between them. The punch (24) comprises a pair of members (32, 34) which coact with a pair of corresponding members (74, 76) on a lower die (28). The members rotate about aligned posts (26, 30) at the vertex of an angle. The rotation of the members about each respective post is selectively adjustable. A chevron-shaped part can be stamped from a continuous strip of sheet material by two successive stamps of the punch press.

Abstract: An adjustable shear blade blanking press with an automatically centered blank pusher has a guide over which a strip of sheet material to be cut into blanks can be guided device extending a cross the guide transversely to the guide in a guide direction, at least two side by side shear blade direction and spaced in the guide direciton, the shear blade devices being pivotally mounted for adjustment of the positions thereof between a position perpendicular to the guide direction and a position at an angle to the guide direction and for adjustment toward and away from each other. A pusher is provided for pushing a cut blank laterally of the guide direction and is adjustably mounted on one side of the guide for reciprocal movement parallel to the guide direction.

Abstract: A machine having a cutting head assembly and a clamping system is provided for cutting shapes in planar workpieces. A pair of separately operated blades are convergently disposed to enable the formation of an edge bevel on the workpiece by cutting it from either side, and also to enable facile V-grooving. The clamping system securely and inobtrusively secures the workpiece in cutting position.

Abstract: In a notching machine having two set collars for mounting the upper and lower knives of a blade assembly a common turning of the same around a vertical axis of rotation is controlled by an electric motor driven angular drive adjustment mechanism that includes a shaft brake mechanism for braking a pivot member of the two set collars in each of two angularly different turning positions that are counted by a pulse generator which is referenced to a rotational zero reference position. A program control unit controls two successive working strokes of a ram in such two angularly different turning positions.

Abstract: The machine includes a supporting frame for a worktable through which a C-shaped head is vertically movable and is actuated by hydraulic means pivoted on the lower face of the worktable and is guided by a pair of vertical cylindrical and parallel columns, fixed to the worktable, and by a shaped slider arranged below the worktable, the upper wing of the head supporting two blades directed towards the worktable and mounted on two respective first upper sectors which both rotate scissors-like about a vertical axis, the worktable having horizontal lower counter-blades also supported by two second respective lower sectors which rotate about the vertical axis, there being means for connecting the first upper sectors and the second lower sectors during rotation and means for positioning and locking them once their position is reached, the head being furthermore controlled by adjustable elastic elements for adjusting the maximum value of force applicable to the first upper blades according to the thickness and to the

Abstract: A programmable controlled turnblanking machine comprising a blanking apparatus having a pair of blank dies each provided with a cutting edge and disposed in a strip feed direction on a bed to cut out blanks of predetermined shape and size from a strip by means of the cutting edges of the blank dies, one of the blank dies being disposed in front in the strip feed direction and preventing from sliding in the strip feed direction, and the other blank disposed in the rear in the strip feed direction so as to be slidable on the bed in the same direction, both blanked dies being rotatably supported on the bed; a teaching unit for inputting a slide distance X of the rear blank die as well as rotational angles .theta..sub.1 and .theta..sub.

Abstract: The present invention relates to a shearing machine in which the upper shearing blade can be easily adjusted and positioned. The upper blade is held on a pivotal plate member which is pivotally held on a ram by means of a hinge means to be rotated to adjust of the position of the upper blades. In addition, a hold down member is provided for holding a work-sheet. The hold down member is arranged to be urged by a toggle joint to hold the work-sheet at a reduced speed with an increased force after coming into contact with the work-sheet. A scrap removal member is also included in the shearing machine such that scraps can be easily removed without mingling them with the finished sheets. The scrap removal member removes scrap without idle time between feeding the work-sheets to be sheared. The shearing machine is so arranged that scraps are taken away directly to a scrap box as soon as the work-sheet has been completely sheared into its finished product.

Abstract: A punch press has a ram assembly with a lower portion which is rotatable and reciprocatable about a vertical axis and, a die holder which is rotatable about the same axis. A gear mechanism is coupled between a drive motor and the lower portion of the ram assembly and the die holder to effect simultaneous rotation thereof, which effects reorientation of the tooling relative to the X and Y axes of the punch press. In this fashion, rotation of the tooling will enable a single set of tooling to effect cutouts of different orientation in a workpiece relative to the X and Y axes, and movement of the sheet material along the X and Y axes together with such rotation of the tooling enables complex configurations to be nibbled or cutout with a limited number of sets of tools.

Abstract: A tool exchange apparatus comprises a first tool exchange arm for removing a previous tool mounted on a machine tool and returning the removed previous tool on a tool magazine and a second tool exchange arm for removing a new tool arranged on a tool magazine and setting the removed new tool to the machine tool, so that tool exchange operation can be achieved continuously. Further, each tool exchange arm comprises an upper finger and a lower finger. The upper finger is movable relative to the lower finger in order to remove only a lower tool (e.g. die) without exchanging an upper tool (e.g. punch).

Abstract: A corner cutting machine for notching corners out of plate stock located on a work table by means of upper and lower knives arranged at an angle to form a V-shaped cutting edge. Work piece stop and positioning edges are mounted to adjustment heads which are mechanical for remotely controlled motor driven longitudinal movement in converging slots provided in the work table and rotary movement relative to the work table.

Abstract: A turning arm has an inverted U-shape and is supported for rotational movement by two pairs of horizontally disposed crank shafts. A lower cutter holder supporting base is mounted for movement only in the direction feeding of material to be cut. A turning table is rotatably mounted on an upper surface of the base for rotation about a substantially vertical axis, and an upper cutter holder having an upper cutter is rotatably mounted on the turning arm above the lower cutter holder for rotation about the substantially vertical axis. The upper cutter and lower cutter are constrained to move together in the horizontal feed direction, while the upper cutter is permitted to reciprocate vertically relative to the lower cutter.