Abstract: In an apparatus and a method for the manufacture of perforated plaster boards, provision is made for the operations of punching and cutting the sides to take place one directly after the other with the boards being held in position by grabbing and conveying equipments during the entire working time.

Abstract: A device for separating disc-shaped bodies from an original body includes a separating device, a feeding device, an optical recognition device for determining the front face contour of the original body and lamps for illuminating the surroundings of the cutting surface. The recognition device detects the front face using the contrast between the surroundings of the front face and the original body in relation to the determined front face. The lamps are mounted in a tunnel and arranged in a planar manner along the longitudinal direction of the original body. The method includes the steps of guiding the source body in a tunnel, mounting a plurality of lamps in a planar fashion along the longitudinal direction of the source body in the tunnel, and illuminating the source body and the environment of the face of the source body with said plurality of lamps.

Abstract: An apparatus and method for cutting belt material to accurate dimensions and for forming the mating edges of a puzzle cut joint for joining the ends of the belt material to form a continuous belt for use in a document processing application. The workpiece is maintained in accurate registration a punch press by optical sensors at each station. A vacuum pickup is constructed to move the belt material from a precision cutter to a punch press and maintains the material in tensioned condition to facilitate accurate operation of the punch press.

Abstract: A dual-end cutting machine for trimming assembled blinds has fixed spacing between a pair of trimming units, which are adapted from conventional power miter saws. The blind assembly is clamped to a carriage that is movable on tracks between the trimming units, and adjustable stops are supported at opposite ends of the machine. The adjustable stops also have actuators for movement between an advanced position for positioning the blinds for cutting, and a retracted position that facilitates evacuation of scraps and chips from respective collector boxes wherein cutting takes place to a vacuum holding tank. A method for trimming includes clamping the blinds to the carriage with components aligned against one stop member, trimming that end of the blinds, moving the carriage to abut the blinds against the other stop, and trimming the other end of the blinds.

Abstract: A mat cutter includes a squaring fixture including a locator bar positioned on the work surface by an adjustment element coupled to the locator bar, a driver coupled to the adjustment element, and an electronic control coupled to the driver controlling the power supplied to the driver to locate the locator bar at a desired location relative to a guide bar supporting a manually movable cutting element. Additional adjustment mechanisms are employed to position stops limiting the movement of the cutter element along the guide bar. The adjustment mechanisms for the locator bar and stops are separate from each other, but can be controlled by a common electronic control of intuitive design, and can be uncoupled for fully manual operation.

Abstract: The present invention relates to a method for forming a compressed and cut bale of fibrous material, whereby the bale of fibrous material has at least one cut that allows the material to be separated into two distinct and separate layers. The present invention also relates to the compressed and cut fibrous material.

Abstract: A cutter system for cutting a larger sheet into individual photographic images includes a cutter for severing a transverse strip containing one or more printed images from a larger sheet. A transport table positioned to receive the strip from the cutter includes two sets of drivers, one set for moving the strip longitudinally and a second set for moving the strip laterally to a second cutter that in turn separates the strip into individual photographs. Sensors in both cutters acting in response to fiducial marks on the larger sheet cooperate with the drivers for positioning the larger sheet and the severed strip at the proper cutting locations.

Abstract: A bale processor for cutting or dicing a bale or slab of unvulcanized rubber produces small cubes or blocks of a predetermined size and uniform shape for continuous feeding at a predetermined rate into a mixing machine or blender. A bale or slab of feedstock rubber is advanced incrementally along a slider platform and a segment is sliced from the leading end of the bale. After separation, the segment falls onto a receiving panel from which it is transferred by a vacuum pick-up head to a vacuum hold-down table. Multiple slices are then formed through the segment along the X-axis by circular cutting blades of an X-axis cutter head, thereby forming elongated segment strips. Next, multiple slices are formed through the segment strips in the Y-direction by a Y-axis cutter head which includes circular cutter blades that are extendable and retractable along the Y-axis.

Abstract: A novel cutting saw assembly is provided with coaxial spindles each of which supports a cutting saw blade. One of the coaxial spindles or spindle shafts is moveable in an axial direction relative to each other so as to position two or more cutting saw blades accurately spaced apart from each other. The two cutting saw blades are dressed to the same diameter and are moveable close together when in operation so that both saw blades can make complete cuts simultaneously on the same wafer, thus increasing the throughput of the cutting saw by almost 100 percent.

Abstract: A method and an apparatus for dissecting logs in a sawing installation are disclosed. The installation having a reciprocally moving longitudinal conveyor for moving the logs reciprocally through a double band saw assembly utilizing band saw blades having sawing teeth both on a forward longitudinal edge and a rearward longitudinal edge thereof. As a consequence, the log is sawn both during the forward stroke and during the backward stroke of the reciprocally moving conveyor. Between subsequent strokes the band saw blades are displaced radially with respect to the conveying direction such that during each stroke the log first comes into contact with an outward band saw blade and then with an inward band saw blade, both relative to the log axis.

Abstract: A method is disclosed for constructing non-seamed stone corners for use on outside edges formed by joining thin stone walls at right angles. Thin stone is used to lay the field of the walls. Then first and second cuts are made in a building stone, removing a residual piece and leaving a corner stone with sides ½ inch to 3 inch thick to match the thickness of the thin stone on the field of the walls. These corner stones are laid on the corner formed by the right angle joint between the walls, giving the illusion of a thick building stone wall with nearly the low cost and easy laying of thin stone. Where the residual piece is large enough, it is used to cut a second corner stone in the same manner.

Abstract: A semiconductor wafer saw and method of using the same for dicing semiconductor wafers are disclosed comprising a wafer saw including variable lateral indexing capabilities and multiple blades. The wafer saw, because of its variable indexing capabilities, can dice wafers having a plurality of differently sized semiconductor devices thereon into their respective discrete components. In addition, the wafer saw with its multiple blades, some of which may be independently laterally or vertically movable relative to other blades, can more efficiently dice silicon wafers into individual semiconductor devices.

Abstract: A punching device of the present invention is proposed which can perform positional alignment with high accuracy without generating positional deviation or vibration by shifting a workpiece, and which does not deteriorate the accuracy of determining the position of an image by shifting a photographic device. In this punching device, a CCD camera, which can photograph the position of the die hole upon the lower die and the position of the pattern upon the workpiece which shows the position thereon where punching is to be performed, is fixedly provided at a position removed from the raising and lowering track of the punch plate. Furthermore, a mirror may be provided between the CCD camera and the die hole upon the lower die.

Abstract: A method for creating a coating blanket for use in printing presses includes providing a sheet of work material having a laminated construction wherein a flexible layer is coupled to a carrier layer of semi-rigid material. A cutting apparatus employing a drag-type knife movable between a working and non-working position is employed to cut the coating blanket from the coating blanket material. A controller having graphic cutting data and carrier layer cutting data stored therein generates command signals to operate the cutting apparatus, causing the flexible layer of coating blanket material to be cut in a single pass in accordance with said graphic cutting data and the carrier layer of coating blanket material to be cut via multiple passes of the knife in accordance with the carrier layer cutting data.

Abstract: A method of combining the grading and trimming operation of a board to thereby eliminate the position of a trimmer, includes feeding a board having two sides to a turn assembly with a first side of its two sides upright, grading the first side of the board, moving the board longitudinally using belt, chain, or rollers, turning the board such that the second side of the board is upright and grading the second side of the board, moving the board in a longitudinal direction using a roll case, to position the board in a position for trimming, and feeding the board to a trimmer to be cut. A sloped turn assembly or flat transfer assembly can be used to turn the board for inspection.

Abstract: A method of combining the grading and trimming operation of a board to thereby eliminate the position of a trimmer, includes feeding a board having two sides to a turn assembly with a first side of its two sides upright, grading the first side of the board, moving the board longitudinally using belt, chain, or rollers, and turning the board such that the second side of the board is upright and grading the second side of the board. In one embodiment the board is moved in a longitudinal direction using a roll case, to position the board in a position for trimming; whereas in another embodiment, laser lines projected on the board are moved instead of the board itself. The board is then fed to a trimmer to be cut. A sloped turn assembly or flat transfer assembly can be used to turn the board for inspection.

Abstract: A stacking apparatus for paper products comprises a supplier of an overlapping stream of paper products and a plurality of receiver elements to form a layer. A rotation device is arranged beneath the receiver elements, with the orientation of the supplied printed products being rotated through 90° with respect to the orientation of the layer on exiting the further receiver element.

Abstract: A yoke for a universal joint is produced by press forming of a steel sheet, and mutually concentric circular holes are formed by press punching at the tip ends of a pair of arms opposite to each other. After the circular holes are punched by inserting a punching punch through the tip ends of the arms in the state that the backs of the arms are supported by a die relative to the punching direction and the outer peripheries of these arms are restrained by a restraining member in the vicinity of a portion in which the circular holes are to be formed, a finishing punch is inserted from the direction opposite to the punching punch into the punched circular holes, thereby improving the accuracy of the circular holes.

Abstract: Disclosed is an improved method of cutting and separating a bent board into individual small divisions. Prior to the cutting and separating of the board into the individual chips the board is cut and separated into two or more pieces each large enough to have a reduced bend, compared with the bend of the board. Thus, each large division can be put and fixedly held on the chuck table of a cutting machine in stable condition, thus permitting the smooth, stable cutting of the large division into final small divisions.

Abstract: A sheet processing machine receives sheets from a sheet feeder. The sheets are inspected and their trailing ends are trimmed. Subsequently, the sheets are turned and are split into a plurality of partial sheets or sheet pieces. The now trailing ends of the sheet pieces are trimmed. The sheet pieces are separated axially and are delivered to a sheet receiving device where the individual sheet pieces are deposited in various stacks.

Abstract: An ultrasonic vibration cutting method comprising mounting and fixing a part to be cut on a mounting table, moving down an ultrasonic vibration rotation unit, stopping the downward movement of the ultrasonic vibration rotation unit when the cutting blade of the ultrasonic vibration rotation unit reaches a position for cutting the part, moving the ultrasonic vibration rotation unit linearly for cutting, and turning and vibrating the cutting blade with ultrasonic waves to cut the part.

Abstract: Method and apparatus for singulating semiconductor devices (21) is provided. This approach eliminates the need for an adhesive tape. A fixture (10) is provided to hold the joined semiconductor devices. The fixture has grooves (14 and 18) to accommodate a saw blade (35). The saw makes a cut in two directions thereby separating or singulating the semiconductor devices. Bars (24) are placed across the semiconductor devices when sawing in the second direction to hold the semiconductor devices in the holding fixture. A pick and place machine can then be used to remove the singulated semiconductor devices from the holding fixture.

Abstract: The present invention is related to a trimming station for sheet like articles comprising a first conveyor assembly (2) conveying sheet material (3) in a first orientation (4) having a first trimming section (16) with vibrating trimming elements (19, 20). Further, a sheet material reorienting section (23) is provided for the sheet material (3). Reoriented sheet material articles (3) are conveyed in a second orientation (25) to a second conveyor assembly (24) having a second trimming section (33) with trimming elements (34, 35).

Abstract: In order to enable both miters and box joints to be fabricated using the same piece of apparatus, a miter fence is provided with multiple slidable portions or segments which enable a ledge to be projected from a lower edge of one of the fence faces and for a gap, which is consistent with the spacing required between the male pins of a box joint, to be opened up. A tab is provided to enable a work piece to be placed in abutment therewith. This tab can be used as each slot is cut using a dado blade to set the appropriate spacing for the next slot. The ends of the fence are provided with end caps which have a 45.degree. angle. These caps can be removed and switched about so that the fence can be used on either the left and the right hand sides of the saw table.

Abstract: This invention concerns a saw blade (S) including at least one part with fine teeth (6) and at least one part with grouped teeth (7). The part of the blade with grouped teeth (7) includes a number of groups (4) of, for example, V-shaped indentations (10) in the blade (S), each pair of indentations defining a saw tooth (1). Each group (4) comprises an even number of indentations. In an arbitrary group (e.g. indentations one, three, five, etc.) a first imaginary line A), drawn between alternate tips (11) or base, is a straight line which forms a small angle (a) in relation to the longitudinal direction of the saw blade, the tips or bases being evenly distributed along the line. The invention also concerns a method and a device for producing a saw blade with grouped teeth by means of a tool comprising a punch and a punch die. The punch for cutting out the saw teeth is completely symmetrical and has substantially V-shaped tips. A saw blade blank is fed through the tool and cut in at least two stages.

Abstract: A circuit board substrate assembly includes a generally planar circuit board substrate material having a longitudinal axis extending along a length of the substrate material between a first end and a second end thereof. The circuit board substrate material further has a first edge and a second edge extending along the length of the circuit board substrate material between the first end and the second end. A plurality of openings are defined in the substrate material. Each opening extends between a first distance from the first edge of the circuit board substrate and a second distance from the second edge of the circuit board substrate. Further, each opening separates adjacent circuit forming regions lying along the longitudinal axis and has first and second opposing end portions.

Abstract: A new type of stator design and arc shaping method that is used in a diametrically wound and diametrical air gap type of brushless motor. After arc shaping, the stator of this brushless motor has an external profile composed of a central arc and two modified arcs located on each side of the central arc. The central arc subtends an angle twice that of angle A and the modified arcs each has a radius r, both angle A and r are given by the following formulae: ##EQU1## Through arc shaping the stator, the cogging torque is lowered while a certain standard value for the torque constant is still maintained. Thus, the overall efficiency of the brushless motor is raised.

Abstract: A cutting apparatus for a photosensitive material processor. A cutting member cuts the photosensitive material fed out from a magazine to a main body of the processor by a transporting device. A detecting device detects a leading end portion of the photosensitive material fed out from the magazine by the transporting device, the detection being carried out at a position upstream of the cutting member in a traveling direction of the photosensitive material. A controlling device controls the operation of the cutting member on the basis of an amount of the photosensitive material fed out by the driving member until the photosensitive material is detected by the detecting device, so as to adjust the length of the photosensitive material to be cut by the cutting member.

Abstract: A process for manufacturing wire or needles having a taper point and mechanically drilled suture mounting holes in the proximal ends. Needle or wire blanks are cut from a roll of wire and mounted to a carrier strip. The carrier strip and needles are moved through a succession of forming and trimming and grinding stations. The blanks are coined in a coining die to produce lateral wings of constant thickness. The blanks are preferably rotated in the strip while being ground. The strip and needle blanks are then moved to a bank of at least two drills wherein the proximal suture mounting ends of the needles are drilled.

Abstract: This invention attaches to a sawmill carriage, enabling an operator to turn a log carried by the sawmill carriage without having to return the sawmill carriage to a fixed location. The invention includes a log turning hook with positioning guide bar that slides vertically with respect to, and pivots with, a cylinder. As the turning hook with positioning guide bar is lifting the log, the weight of the log is forcing the hook with positioning guide bar to pivot, which rotates the log ninety degrees into position for the next saw cut.

Abstract: A method of cutting a block of fibrous material for further recompression from a rectangular bale of fibrous material in which the bale is first positioned with the string side up. Slabs are cut from the bale generally parallel to the longitudinal axis and between parallel wrappings of baling twine to form a cut slab of predetermined width which is still wrapped with baling twine. The cut slab is laid over on to its side, the baling twine is removed from the slab, and the slab is cut into suitable sized pieces for recompression wherein the stems and grass blades are oriented generally parallel to each other but vertical and transverse to a longitudinal center line of the cut block.

Abstract: A pallet for supporting strip material on which encapsulated circuit devices of the ball-grid array type are supported is delivered to a first cutter assembly. Rotary hardened steel cutter discs having radially extended cutting teeth separate the circuit devices as the cutter assembly is traversed to move the cutter blades in paths extended transversely of the strip material between adjacent circuit devices. Thereafter, the pallet is moved to a second cutter station at which a second cutter assembly trims strip material along paths extending transversely of the first paths. Pallet positioning means for precise positioning of pallets carrying the strip material include elevators having resilient supports which allow for limited lateral motion of the pallets as they are moved into positions of alignment with the cutter assemblies.

Abstract: According to the invention, there is provided a bag making machine including feeding means for feeding two or more superposed layers of plastic film longitudinally thereof and intermittently for a length, the layers of plastic film having void area means such as notch hole means, and a cutter for cutting the layers of plastic film crossly thereof along a line predetermined with respect to the void area means whenever feeding the layers of plastic film are temporarily stopped, to thereby successively make plastic bags. A detector is disposed near the cutter for recognizing the contour of the void area means as an image data immediately before or when the layers of plastic film are temporarily stopped. A computer is connected to the detector for calculating the difference between the position of the predetermined line of the layers and the position of the cutting edge means of the cutter in accordance with the image data of the detector.

Abstract: An ultrasonic motor with a vibratory body which has plural groove groups formed in a surface of the vibratory body. Each groove group has at least two grooves which are formed parallel to one another. If the vibratory body has an annular shape, a groove forming member having as many cutting members as grooves in each groove group moves in a radial direction of the vibratory body while the cutting members rotate, simultaneously cutting each groove of a groove group in the surface of the vibratory body. When advancing vibratory waves are generated in a circumferential direction of the vibratory body, the state of vibration of the grooves in a groove group differs, and the resonance of the grooves is suppressed. If the vibratory body has a linear shape, the cutting members rotate as the groove forming member moves perpendicular to the vibratory body, simultaneously cutting each groove of a particular groove group.

Abstract: A process for manufacturing wire or needles having a taper point. Needle or wire blanks are cut from a roll of wire and mounted to a carrier strip. The carrier strip and needles are moved through a succession of forming and trimming and grinding stations. The blanks are preferably rotated in the strip while being ground.

Abstract: A process for manufacturing wire or needles having a taper point. Needle or wire blanks are cut from a roll of wire and mounted to a carrier strip. The carrier strip and needles are moved through a succession of forming and trimming and grinding stations. The blanks are preferably rotated in the strip while being ground.

Abstract: A process for manufacturing wire or needles having a taper point. Needle or wire blanks are cut from a roll of wire and mounted to a carrier strip. The carrier strip and needles are moved through a succession of forming and trimming and grinding stations. The blanks are preferably rotated in the strip while being ground.

Abstract: A system for forming picture frames which comprises first and second punching stations to form miters and notches in the picture frames. The punching stations are aligned along the same axis and the picture frame is fed linearly through the punches. Sets of drive rollers are controlled to move the picture frame through the punching stations in stepped sequence to form finished picture frames.

Abstract: A method and system for assorting a number of small product pieces (G) cut off from a large work sheet (W) which is processed by a cutting machine (1) to form small product parts (G). The system includes a cutting-off device (71) for cutting off the small product parts (G) in turn from the large work sheet (W), transportation device (9) for transporting the small product pieces (G) cut off from the sheet (W) in a direction (X) and positioning the pieces (G) in desired places in the transportation device (9), and an assorting device (11) for collecting the pieces (G) at the desired places and positioning the pieces in predetermined places by every kind of the pieces (G).

Abstract: In a method and apparatus for cutting either a single sheet or a lay-up of sheets of material to derive pattern pieces or the like from the material, the material is cut segment-by-segment by bringing a fresh segment to a cutting station after a preceding segment has been entirely cut. Discontinuities, which may translate into points of non-clean cutting, which might otherwise occur in cut lines as they pass to one segment to another, because of accidental shifting or mispositioning of the material during advancement, are avoided or reduced by acquiring the start and finish X and Y coordinates of an index point on the material and then using such coordinates with the cutting instructions used in the cutting of the subsequent segment, the use of the coordinates being such that accidental shifting or mispositioning of the material is taken into account and compensated for in the cutting of the second segment.

Abstract: A method of blanking workparts includes advancing the strip 26, 126 in a zig-zag fashion to a stationary blanking station 14, 114 disposed along axis A from which successive workparts are blanked from the strip 26, 126 and transferred along the axis A to successive forming stations 16, 18, 20, 22 by a transfer mechanism 28.

Abstract: For cutting multilayer printed products in a continuous process single or multiple printed products 92) are associated with a first knife part (3) which is moved together with the printed products. During the movement, the printed products and the first knife part are engaged along a cutting edge (4) and subsequently moved past a second knife part (5). Through the cooperation between the first (3) and second (5) knife parts, the printed products (2) are cut along the intended cutting edge (4). A corresponding apparatus has a plurality of conveying units for the printed products moving along a circular path. The conveying units are preferably constructed as counterknives while the associated cutting knives are fixed. Thus, even when large quantities are conveyed and the printed products are thick, a top-quality three-sided cut is obtained.

Abstract: A method and apparatus are disclosed for punching a cross hole in a workpiece with minimal or no distortion of the hole and the workpiece. According to the method, a cross hole of a given diameter is punched in a workpiece by punching a first hole having a diameter less than the given diameter in the workpiece from a first side thereof, and then punching the first hole again but from a second side of the workpiece opposite the first side at nominally the given diameter to produce the cross hole having the given diameter.

Abstract: In an automatic sawmill, logs are first sawn horizontally into pieces that are respectively deposited flat side down on a bed plate and conveyed through multiple, close spaced horizontal bandsaws located above the bed plate. Sawn cants are positioned by clamps to have their waney edges removed by a flying saw after clamp retraction.

Abstract: An apparatus for severing envelope edges in continuous fashion comprises a plurality of devices for severing an envelope edge and a conveyor mechanism for carrying envelopes past the plurality of severing devices, and for rotating the envelopes to present envelope edges to the plurality of severing devices in orientations which permit the edge-severing of each presented envelope edge. Also a severing device for use in connection with the severing apparatus.

Abstract: The present invention relates to a method and apparatus for automatically preparing one or more stacks of sheets, each stack having at least two substantially straight edges that meet to define a corner and, specifically, where preparing constitutes corner rounding, notching, hole punching or edge marking the stack.

Abstract: A multidirectional sheet feeding apparatus includes a sheet loader and a sheet feeder disposed adjacent a press. Both the feeder and loader include carriages movable toward and away from the press and carriages movable laterally with respect to the direction of feed toward and away from the press. The method of operation includes feeding a sheet from the loader to the feeder and from the feeder into the press a predetermined distance. The method further includes feeding the sheet further into the press and/or laterally thereof as required between press cycles. In a variation of the method, the sheet may be moved both further into the press and laterally thereof simultaneously. The method further includes aligning the loader with the feeder prior to the last operation of the press on a sheet.

Abstract: This invention is a machine and method (10) for cutting large blocks (12) of material, such as cheese, in which a block (12) is pushed in the same direction through successive cutting stations (34,66), the block (12) being rotated between two successive cutting stations (34,66). The machine may have a number of piston and cylinder assemblies (24,32,48,54,68) arranged for pushing the block of cheese through the successive cutting stations, for rotating the block of cheese as described above and for raising and lowering the block of cheese relative to the cutting stations. The machine and method (10) speeds up the cutting process by allowing the simultaneous cutting of two blocks of material.

Abstract: A multidirectional sheet feeding apparatus includes a sheet loader and a sheet feeder disposed adjacent a press. Both the feeder and loader include carriages movable toward and away from the press and carriages movable laterally with respect to the direction of feed toward and away from the press. The method of operation includes feeding a sheet from the loader to the feeder and from the feeder into the press a predetermined distance. The method further includes feeding the sheet further into the press and/or laterally thereof as required between press cycles. The method further includes aligning the loader with the feeder prior to the last operation of the press on a sheet.

Abstract: A plate subdividing and sorting machine includes a variegated subdividing device which subdivides the respective plate blank into final products arranged in the thus subdivided plate blank in respective longitudinal and transverse strips. The subdivided plate blank is shifted onto a stripping-off tray with which there is associated a stripping arrangement which strips the respective longitudinal strips off of the stripping-off tray and onto distributing roller conveyors which distributes the final products of the respective longitudinal strips in a sorted manner in accordance with their sizes to a plurality of adjacently arranged supply roller conveyors. The stripping arrangement includes a stripping blade which is movable, for the reduction of the cycle time, together with the remainder of the stripping arrangement, to at least two of the distribution roller conveyors that are arranged at a distance next to one another to deposit the longitudinal strips thereon.