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JP04002407 |
PURPOSE: To prevent a table from being scratched by burrs and a rust preventing film from being damaged, by mounting a soft elastic body like 0.5-4mm thick rubber on the upper surface of a fixed blade of a shear disposed for a process of...
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JP04002489 |
PURPOSE: To apply a shearing force with its concentration in a thin wall part so as to cut a metal projection piece reasonably at the juncture of a resin part, by cutting the cutting place of the metal projection piece of a lead terminal...
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JP03279591 |
PURPOSE: To prevent damage by inserting hard sleeve and insert rings of tungsten carbide into sheet rings mounted to a movable gate valve chest in a state of compression preload. CONSTITUTION: A hard sleeve 44 of tungsten carbide is inse...
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JP03264140 |
PURPOSE: To improve the reliability in quality by imparting such a plastic deforming force that the cut face of a lead subjected to an external plating treatment has a slope having a grade descending toward the front end part of the lead...
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JP03208514 |
PURPOSE: To coat a cut end face with a coating film to improve the anticorrosion of the cutting end face by heating a coated steel plate, the base plate of which is formed by a galvanized steel plate and which has organic film layers, at...
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JP03196911 |
PURPOSE: To surely prevent the plastic deformation of a corrugated plate at the cutting time, by arranging the upper end of a lower blade at the specific intervals in the flowing direction of the corrugated plate from a guide plate and a...
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JP03190616 |
PURPOSE: To dismantle a knife in a downward direction without dismantling wearing plates on the feed channel side by removing knife securing screws, and making a sleeve slidable in the back direction of a knife carriage from a knife cont...
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JP03184710 |
PURPOSE: To automatically provide the precise cut fringe of a portion to be welded by connecting lower blades to a moving unit with no play, and shifting the moving unit with a control device via a drive device. CONSTITUTION: A wedge sli...
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JP03180232 |
PURPOSE: To cut both cut surfaces of a wire in the V-shape and to cut the wire continuously in the V-shape in the continuous supply of the wire by constituting cutting parts so that the cut surfaces of the cut wire make projecting shapes...
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JP03178715 |
PURPOSE: To provide a device preventing the deformation or damage of a sheared portion and having high functional reliability by retracting the raw material out of contact with a shearing cutter after cutting part of the raw material. CO...
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JP03161211 |
PURPOSE: To improve the shape of a cutting part and the accuracy by moving an upper knife in a direction of the width of a strip plate from the upper side of a lower knife of a shear, so as to be removed, and by moving an upper roll of a...
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JP03154708 |
PURPOSE: To widen the operating range of a shearing machine and to improve production efficiency by connecting a lower blade carrier to a control shaft, and variably adjusting the rotational position of the eccentricity of the control sh...
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JP03121714 |
PURPOSE: To produce large force in a simple structure by dividing a cylinder into high and low pressure spaces by a piston and taking second low pressure space as a balancing space to provide the sum of the discharge amount of a piston r...
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JP03111119 |
PURPOSE: To reduce vibration and noise at the time of shearing work for improving labor environment, and to enhance durability of both the upper edge and the lower edge and smoothness of the shearing surface of a sheared work by making u...
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JP03086417 |
PURPOSE: To reduce the weight of a motor-driven tool by installing a load current detecting means which detects the load current of a motor, and a rise detecting means which outputs detected signal to a rotational direction control means...
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JP03079215 |
PURPOSE: To obtain a satisfactory cutting plane and work efficiency by cutting an alloy sheet band of a specific width at a specific speed with upper and lower edges made of cemented carbide in cutting a laminate amorphous alloy sheet ba...
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JP03079216 |
PURPOSE: To eliminate burrs in shearing particularly of a sheet and obtain a seared plane with high accuracy by giving bite through a rolling cut shear and by cutting back from the opposite side in shearing a plate. CONSTITUTION: In shea...
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JP03073214 |
PURPOSE: To reduce the man hour and time for preparatory plan by incorporating a cam mechanism in any one of upper dies of respective bland dies such that the height dimension of the one upper die is made freely contractible to the heigh...
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JP03072690 |
PURPOSE: To eliminate requirement for divisibility adverse to a circuit board in steps of mounting a component and dividing the board, and to remarkably improve operability by so pressing an upper or lower force as to cut the upper and l...
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JP03060910 |
PURPOSE: To prevent damage to a gate by forming sleeves and inset rings from a hard wear resistant material, and mounting and keeping the sleeves and the insert rings in respective positions under compressive preloads such that they resi...
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JP03049815 |
PURPOSE: To cut a covered wire with its spreading straight and to prevent the terminals calked at both ends being disconnected by arranging 1st, 2nd cutting edges and a notching edge diagonally and sliding the 1st cutting edge and notchi...
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JP03035918 |
PURPOSE: To cause blades used for shear a stack of amorphous steel sheets to be separated from each other to greatly extend the working life of each blade by providing negative rake angles on the blades. CONSTITUTION: Blades 12, 14 are p...
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JP03032513 |
PURPOSE: To prevent occurrence of drawing phenomenon by measuring a plate thickness difference (called 'wedge') between both sides of a plate width of a sheet bar after coarse rolling and a strip wedge, and changing the cutting length on...
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JP03019719 |
PURPOSE: To simplify a structure by fitting a pipe body serving for a stopper and an extrusion ember as well freely movably through a fitting pin to the oblong groove in the axial direction provided through on the outer peripheral face t...
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JP03010709 |
PURPOSE: To reduce vibration and noise without mounting any vibration absorbing material, acoustic material or the like by constituting corner shearing machine component members such as a frame, cover plate, digital scale stand, chuter o...
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JP03003717 |
PURPOSE: To reduce the shearing load of a plate in same thickness to enlarge the limit of the thickness of the plate thereby by machining a cutting groove near the side of a steel plate deep and at the central portion shallow, at the top...
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JP02303708 |
PURPOSE: To reduce waste material, to effectively utilize the material to be cut and to improve yield by feeding a dummy material into the heating part in succession to the final material to be cut for backing material. CONSTITUTION: A d...
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JP02298417 |
PURPOSE: To shorten the cycle time for processing a plate material by cutting the plate material by a right angle blade, and then by cutting the unnecessary part of the plate material and a work holder grip die together, omitting a cutti...
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JP02298418 |
PURPOSE: To improve the shearing accuracy by specifying a tilt angle of an upper blade to a lower blade in a shearing machine, as well as the clearance between the lower blade and the upper blade, and by performing shearing of a resin by...
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JP02292113 |
PURPOSE: To prevent the separation of a plated layer and restrain chipping by adhesively forming different types of protective layers on a portion around a cut portion and on the other portion except for the portion around the cut portio...
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JP02279206 |
PURPOSE: To cut a material under rolling process by driving a blade by a doubly curved crankshaft, supporting the other end of a connecting member on a second crankshaft with the same crank radius within the area of a fixed edge, and mov...
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JP02274414 |
PURPOSE: To provide the roundness in an edge so as to prevent paine from its drop or the like by continuing to a protruding end face of a punch a side surface forming its base part as a recessed circular arc surface forming a protruding ...
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JP02269516 |
PURPOSE: To shear a laminated metal plate square with a fine section and a little deformation such as a crush at the time of shearing a compound laminated plate by separating under the condition that a curvature of the compound laminated...
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JP02269517 |
PURPOSE: To shear into a fine section with an optimal clearance even if plate thickness is different by measuring a reciprocating directional position and a gap regulating directional displacement of a movable blade with sensors, and set...
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JP02269520 |
PURPOSE: To cut a large diameter pipe without increasing the size and strength of a power train component part by drivingly connecting a power train separately from two power trains from a motor and making these powers transmitted to a r...
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JP02256413 |
PURPOSE: To enable a hoop material cutter to bear any heavy load and long service life by providing two parallel eccentric cams and two motors that drive the cams separately, operating both motors at a prescribed timing, and providing a ...
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JP02255234 |
PURPOSE: To improve working efficiency and versatility by providing a parts imposing plate provided with ≥1 slits which are opened at one end and are disposed at every prescribed interval and a driving section which moves the lead cutt...
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JP02250708 |
PURPOSE: To smoothly cut a long sized material of a hard and brittle material during a continuous transfer by dropping a cutting edge, cutting a long sized material by the impact thereof, regulating the dropping position by a stopper as ...
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JP02232114 |
PURPOSE: To create no chips by applying rough cutting to hollow extruded material extruded from an extruding machine into the specified length by a shearing machine and then cutting them properly by the specified length in the inward pos...
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JP02224912 |
PURPOSE: To enable cutting in a short time and surely without accompanying any danger by feeding a high pressure work fluid to a driving cylinder and moving the push blade fixed to a driven piston in the cable direction, in case of cable...
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JP02224913 |
PURPOSE: To use an air pressure power source to provide sufficient machining force by amplifying force transmitted from a rod cooperating with an end of an inter-link means and transmit it to a ram so that the force interacts with a groo...
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JP02224911 |
PURPOSE: To automatically form required bending parts at both ends of a bar by positioning a movable shear which is able to slide in the longitudinal direction of the bar, and by fixing the length of the trailing end of the bar which app...
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JP02218509 |
PURPOSE: To make a decorative cut at the end section of a band knife even it is bent by providing a double sliding way for a cutting blade in parallel with the band knife resting surface of a work table, which is composed of a stationary...
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JP02205409 |
PURPOSE: To prevent rotation of a movable blade main body, and looseness thereof so as to prevent the generation of cracks in the movable blade main body and a holder by fitting the movable blade main body into the holding hole of the ho...
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JP02172615 |
PURPOSE: To use a tool unit to be mounted on upper and lower tool support bodies of a C-shaped machine frame through a connecting means with improved flexibility by turnably fitting a saddle plate relative to the lower tool support body ...
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JP02167615 |
PURPOSE: To facilitate the cutting-off of a solder sheet material and ensure the elongation of a cutter life in cutting off the solder sheet material to solder pieces by forcing the cutting edge of cutter blade in the solder material on ...
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JP02167616 |
PURPOSE: To improve production efficiency by coping with the shape change of a substrate only by progressing the cutoff of a unit substrate with tracing a cut line and changing the moving program of X - Y table, in a dividing device of a...
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JP02165823 |
PURPOSE: To improve productivity of press forming of a front fender by shearing with leaving a scrap part by approximate width of a bumper joining part in a trimming process, and shearing the scrap part in a final process of press workin...
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JP02161395 |
PURPOSE: To shear a bundle of tubular bodies by providing two cutting openings on a saddle, cutting the tubular edge of the front opening, and cutting the rod and the guide tube of the rear opening. CONSTITUTION: A tubular fuel element 3...
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JP02152712 |
PURPOSE: To make such a neat cut as no occurrence of burr performable by mounting the crest part and root part of a plate catalyzer on these of a lower cutter, and constituting a device so as to precedingly cut a top of the crest part an...
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