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JPH02229629A |
PURPOSE: To form a back relief in which an intermittent shape variation is provided on a borderline of a straight land and a draft taper without exerting no influence at all on the straight land by inserting and attaching a detachable pa...
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JPH02114107U |
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JPH02229617A |
PURPOSE: To manufacture a hollow extruded material having ruggedness on the inside surface by pushing a freely rotatable knurling tool attached to the front end face of a forming use projecting part of an extruding die consisting of a co...
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JPH0239329B2 |
Apparatus and method for coating a high tensile strength fibrous material with an extrudible, corrosion-resistant metal to form a composite, continuous wire using dies, a compression cylinder in fluid connection with the dies, a piston f...
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JPH0239330B2 |
PURPOSE:To reduce occupied space and to improve work efficiency by providing a lifting device that holds and lifts an old die and an extruding device that advances and retreats a new die from perpendicular direction. CONSTITUTION:To chan...
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JPH02220710A |
PURPOSE: To improve the quality of a complex wire by fixing a die on an outlet passage side of a metallic core wire of a fixed shoe block and a nipple on the inlet passage side and composing the nipple of an outer nipple forming a throug...
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JPH02211909A |
PURPOSE: To allow the hot extrusion of a work while maintaining the dimensional tolerance thereof over a long period of time by constituting the conjugated die of a work contact part consisting of a powder sintered body of a specific com...
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JPH02104108U |
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JPH02104109U |
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JPH02197315A |
PURPOSE: To supply a hot extruding die high in hardness and excellent in wear resistance by welding power sintered high speed steel to form the tip part of a mandrel. CONSTITUTION: In a die for manufacturing tube stock composed of Al, Cu...
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JPH02192815A |
PURPOSE: To uniformalize the thickness of clad of the stock to be extruded by making the part connected to the position entered and faced inward in the area between a periphery of die and the approach part surrounding the pass into an in...
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JPH02192817A |
PURPOSE: To manufacture a hollow section material excellent in shape and dimensional accuracy by setting an extrusion die of a hollow section so that the width of a bridge part supporting a core, the height and width of an annular deposi...
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JPH0227922Y2 |
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JPH0293007U |
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JPH02164771A |
PURPOSE: To improve the surface luster, the size preciseness and productivity of formed shape material in comparison of ordinary die material by using the ceramics the main component of which is the chromium carbide obtained by using spe...
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JPH0222085Y2 |
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JPH02137611A |
PURPOSE: To perform an stable extrusion excellent in dimensional accuracy by pressing the outer peripheral part of the front of a die with a liner, pressing the inner peripheral part of the back of the die with a backer to deform the die...
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JPH0217682Y2 |
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JPH02127915A |
PURPOSE: To prevent the generation of a coarse recrystallized structure on the surface part of an extruded shape by providing a shearing strain giving part for giving a shearing strain to a flow of an extruded material to a die hole exte...
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JPH0216802Y2 |
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JPH0259810U |
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JPH0259811U |
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JPH0215299B2 |
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JPH0248208U |
A die assembly for use in a continuous extrusion apparatus is made up of two cooperating members. The first member has tapered apertures therethrough disposed symmetrically about a mandrel portion. The mandrel portion cooperates with a t...
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JPH0246914A |
PURPOSE: To extend the service life of a die by bringing a Co base alloy to buildup welding on the bearing surface of the die. CONSTITUTION: A Co base alloy is brought to guildup welding on the bearing surface of a die. As a result, the ...
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JPH024723Y2 |
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JPH025501B2 |
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JPH024370B2 |
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JPH024369B2 |
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JPH0220614A |
PURPOSE: To wholly remove residual billets in the die and to prevent a poor press-fit by forming both side faces of the front end of the bridge part in the extrusion direction into an inclined face part having a restricted tilt angle and...
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JPH022486Y2 |
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JPH022485Y2 |
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JPH026012A |
PURPOSE: To obtain the flat shape body which is free from cracking in the sharp angle part at the tip by directing the cuspidal part of the section of an extruding hole toward the center of a circular die section and subjecting a billet ...
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JPH021203B2 |
A rotary wheel member for use in a friction type, conform extrusion apparatus is made by producing a rotary wheel 10 having formed in its peripheral parts a continuous radially-extending groove, and securing in that groove an annular met...
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JPH01299796A |
PURPOSE: To prolong the wear resistance, toughness, high temperature characteristics and life of a tool by joining a hard alloy member to a special steel member to form a composite tool and reforming its surface if necessary. CONSTITUTIO...
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JPH0137767Y2 |
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JPH01271005A |
PURPOSE: To automate the manufacture of dies by performing coordinate transformation of a difference between the coordinate center of an inner and an outer dies and the coordinate center of a installing position in a program, then machin...
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JPH01247554A |
PURPOSE: To form the title die having excellent wear resistance and seizure resistance by setting an opening member having extruding holes and constituted of a graphite crystallized out high chrome cast iron material having specific comp...
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JPH01143608U |
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JPH01233011A |
PURPOSE: To give a ceramic member high compressive force and to obtain a tool for plastic working having excellent service life thereof by winding wire rod on the outer peripheral part in the almost cylindrical shaped ceramic member with...
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JPH01224112A |
PURPOSE: To properly flow the extruding material and to obtain extruded shapes of desired shape, etc., by providing a forming clearance where the extruding material is passed through and plural fitting holes on the end face of dies to co...
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JPH0141408B2 |
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JPH0128892Y2 |
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JPH0128887Y2 |
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JPH0128889Y2 |
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JPH01118815U |
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JPH01192414A |
PURPOSE:To eliminate the need for a secondary working in extruding a product and to manufacture a high-precision tube with a stepped inner diameter by forming the tip of a mandrel in a multistep shape and taking the tip of the mandrel in...
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JPH01182007A |
PURPOSE: To manufacture a light-weight hollow insulating material at a low cost by compressively feeding the insulating material from a fume-shaped hollow section side and extruding the same to the column-shaped hollow section side. CONS...
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JPH01100610U |
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JPH0127575B2 |
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