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JPH0871804A |
PURPOSE: To obriate the kill fullness and generate no recession and hole to a sphere after cutting so as not require cutting. CONSTITUTION: The opening of a container 2, and a cutting member 6 or 15 with the filing face or the cutting ed...
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JPH0871802A |
PURPOSE: To prevent the occurrence of a burr at the inner wall of a pipe cut part in pipe cutting work. CONSTITUTION: Pipe cutting mechanism is provided with a cutting part 1 rotatably held at one end by a holding part 2 and pressed down...
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JPH0866801A |
PURPOSE: To provide an internal face machining tool which can carry out mechanically and economically internal surface machining of a cylindrical hollow part of a workpiece. CONSTITUTION: An internal surface machining tool 10 can be also...
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JPH08502216A |
Apparatus for making a pipe-fitting, of the kind used to sealably connect the ends of plastic pipes, such as gas pipes, comprises head portion 14 and a support arm 15 the head portion 14 having a cutter 16 arranged to cut a helical groov...
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JPH0857702A |
PURPOSE: To provide an attachment capable of performing non-circular work or eccentric work at high efficiency and high precision without deteriorating functions of a composite work lathe. CONSTITUTION: As a non-circular and eccentric wo...
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JPH0818161B2 |
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JPH0811322B2 |
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JPH089122B2 |
A disc cutting apparatus for cutting opposite surfaces of a disc-shaped workpiece such as a disc rotor for an automobile disc brake includes a rotating mechanism for positioning and rotating the workpiece which is pressed, under uniform ...
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JPH0825101A |
PURPOSE: To provide an ultraprecise cutting device and its method based on piezoelectric position control, in which plural tools are furnished and their cutting tip positions are freely adjusted in a short time, the cutting tip positions...
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JPH0825123A |
PURPOSE: To simplify and automate a device, which chamfers work provided by cutting a metallic round bar by fixed length, so as to efficiently eliminate a burr or a warp generated in cutting. CONSTITUTION: A knife 2 rotating around the s...
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JPH0825103A |
PURPOSE: To precisely machine left and right round grooves by means of a single machine even when the width of a pin and that of a journal in a crakshaft are changed in every work or in the same work. CONSTITUTION: A cutter 6 machining a...
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JPH0825102A |
PURPOSE: To provide a pipe end chamfering device in which measurement of the length of a metallic pipe and position adjustment of a movable chamfering head are carried out, and then, simultaneous chamfering of both ends can be carried ou...
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JPH084961B2 |
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JPH0819901A |
PURPOSE: To simltaneously carry out correction of roundness of an end surface of a metallic pipe with chamfering. CONSTITUTION: A tool holder 2 is fixed on one side of a faceplate 5 fixed on an end part of a main spindle 6 of a spinning ...
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JPH0811001A |
PURPOSE: To provide a method for machining an eccentric work capable of machining a plurality of crank pins with different phase in one machine, and capable of simplifying the structure to reduce the cost. CONSTITUTION: When a crankshaft...
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JPH0881Y2 |
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JPH08321B2 |
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JPH081403A |
PURPOSE: To eliminate an injury due to burrs or the defective quality by removing burrs left on a screw end part of a work by a deburring program while the work is left to be chucked in a machine tool after the work is screw-cut. CONSTIT...
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JPH081401A |
PURPOSE: To easily execute the cutting while keeping the perpendicularity of the end surface of a small diameter copper tube even in the exchanging work of a heating tube at the site of installation. CONSTITUTION: A drill bit 4 whose tip...
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JPH0756141Y2 |
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JPH07121483B2 |
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JPH07121481B2 |
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JPH07121482B2 |
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JPH07328806A |
PURPOSE: To provide such a new work holder also used as a tail stock is able to respond to the next processing work while holding a work in addition to a function of surely holding the work. CONSTITUTION: A work holder 3 also used as a t...
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JPH07115245B2 |
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JPH07115241B2 |
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JPH07115244B2 |
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JPH07115242B2 |
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JPH07115243B2 |
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JPH07314201A |
PURPOSE: To easily work a bevel with high efficiency even when the end face of a tube is inclined at an angle less than a specific angle with respect to a surface perpendicular to the axis of the tube. CONSTITUTION: A non-rotating shaft ...
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JPH0751201Y2 |
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JPH0751204Y2 |
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JPH0750081Y2 |
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JPH07106481B2 |
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JPH07106482B2 |
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JPH07299603A |
PURPOSE: To uniformly machine a surface of a copper hollow casted lump and the like by mounting a grip collar to get into contact with a surface of a tool head inside of the tool head at an inlet side of a workpiece to easily and surely ...
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JPH07299602A |
PURPOSE: To provide a spiral cutting device for a rope chain by which machine work of the rope chain becomes possible and variously designed rope chains can be manufactured. CONSTITUTION: A spiral cutting device for a rope chain is compo...
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JPH07290301A |
PURPOSE: To correctly position a lead wire tip by providing a positioning mechanism section reciprocatable in the direction perpendicular to the prescribed reciprocating direction of a fixed section and positioning the tip section of the...
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JPH07100249B2 |
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JPH0798282B2 |
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JPH07276102A |
PURPOSE: To easily carry out scraping work without requiring skill by providing a spindle to support a pipe by way of inserting it into the inner peripheral surface of a pipe end part and a sleeve to screw in the spindle. CONSTITUTION: A...
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JPH07266173A |
PURPOSE: To make a crankpin of a crankshaft possible for centering and positioning to an X-axis accurately. CONSTITUTION: A bearing housing 4 is an irrotational member, and a main shaft 5 is rotatably supported there. A finpivotal shaft ...
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JPH07266061A |
PURPOSE: To improve the workability, to simplify a tip dresser and to reduce an equipping cost by rotating a weld member itself and dressing one pair of tip. CONSTITUTION: A dress edge part 15 is inserted between one pair of weld members...
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JPH07256501A |
PURPOSE: To provide an apparatus for working an end face of a pipe, capable of facing easily accurately the face even if it is worked in the outdoor field work with the unskilled in the art. CONSTITUTION: A hemispheric concave surface 3 ...
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JPH07246502A |
PURPOSE: To provide a compact lathe easy to manufacture for machining a railway wheel. CONSTITUTION: This lathe for a railway wheel supports an axle 1 with a grease box of itself. The couple of force required to offset cutting force is g...
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JPH07246501A |
PURPOSE: To facilitate attaching works so as to perform appropriate correction processing, by mounting and fixing a correction device main body on the horizontal part of a holding member composed of a vertical part and the horizontal par...
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JPH0740674Y2 |
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JPH0784894B2 |
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JPH0739521Y2 |
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JPH0780091B2 |
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