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JP2660342B2 |
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JP2660901B2 |
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JP2549814Y2 |
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JPH09262709A |
To relieve the burden of a worker by providing a plurality of drills assembled to a device body and independently movable, elevatable, and rotationally driving in a lateral direction crossing a longitudinal direction at right angles and ...
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JPH09254011A |
To make a prepared hole shape finely controllable for honing an internal diameter and high accurately form a machining hole after honing work. This hole forming device has a boring means 24 having a rotatable machining spindle 26 mountin...
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JP2656909B2 |
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JPH09248724A |
To provide a printed circuit board boring machine capable of achieving positioning the center of a machining shaft easily and improving the boring accuracy in the case of the printed circuit board boring machine provided with plural mach...
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JP2655214B2 |
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JP2548164Y2 |
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JPH09239609A |
To finish the working of the internal spherical surface form of a work at a high sphericity accuracy. The axis L2 of a rotary shaft at the supporting device side of a work is crossed to the axis L1 of a spindle at a U-shaft working machi...
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JP2652977B2 |
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JP2652200B2 |
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JPH09234614A |
To prolong the service life of a tool in performing the spot facing. An approximately pyramid-shaped tool is inserted in a center hole of a work while a tube type work, e.g. a ferrule 12, is held and rotated by a work driving device 20. ...
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JPH09234699A |
To provide a drilling guide device of a drilling machine to correctly cut into a pipe for drilling when a branch pipe connection hole to connect a branch pipe to a conduit used for sewage and water supply embedded underground is drilled....
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JP2648972B2 |
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JPH09225719A |
To realize drilling by an automatic machine by surely detecting breakage of a gun drill having a breakage detection signal wire to be used in drilling a hole in a windshield glass of an aircraft. A gun drill comprises a steel tube 21 and...
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JP2647788B2 |
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JP2642996B2 |
PURPOSE:To work a mounting seat of a protecting tube on a tube board and a sampling tube that are already provided by fastening a mounting board installed on a piping with the tube board surrounded, with a roller chain as well as a faste...
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JPH09216194A |
To provide a perforating device by which a positioning hole is bored in the predetermined position in a film on which an image is recorded. An X-Y movable base 12, which can be moved in the X-axis direction parallelly to the film conveyi...
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JP2639476B2 |
PURPOSE: To secure the safety of a worker by way of preventing leakage of an X-ray by preventing formation of a clearance on an X-ray leakage preventive member suspended to surround the circumference of a x-ray passing position. CONSTITU...
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JPH09207099A |
To provide a drilling commanding device for a through-hole to automatically decide a working drill as the working limit of the drill is managed. A drilling commanding device comprises a recording means 11; a drill selecting means 20; and...
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JPH09207012A |
To perform rapid and simple cutting of a hole having a spot facing and to ensure the spot facing with a specified depth. A drill 17 is supported at a holder 11, a rotary body 21 having drilling tips 23 is fitted in the outer periphery of...
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JP2543505Y2 |
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JP2638322B2 |
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JP2634517B2 |
PURPOSE: To enhance the efficiency of machining by tilting a cam groove at a small gradient so as to keep high the speed at which a cutter and a holder slidingly reciprocate relative to each other, and enlarging the stroke of sliding of ...
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JP2636568B2 |
PURPOSE: To realize the miniaturization of the whole of a device by reducing the slide freedom of the device and also increase processing precision while shortening a cycle time. CONSTITUTION: A valve seat surfaces 5 is processed by mean...
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JPH09193096A |
To facilitate the using amount of the material of a printed wiring board and data conversion to a drilling machine by recognizing drilling data as intermediate data format consisting of a drilling position coordinate and a drilling diame...
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JP2542161Y2 |
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JP2540960Y2 |
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JPH09177464A |
To provide a drilling unit and a cutting method capable of facilitating demolition and removal of an underground structure, improving working efficiency, drilling a hard bedrock, etc., efficiently and economically advantageous. At the ti...
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JPH09174316A |
To provide a deep hole drilling device to which both a BTA drill method and an ejector drill method can be applied by the same device. A deep hole drilling device is provided with a double tube 12 having a drill head 11 on the tip, a sen...
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JPH09174493A |
To control the using limit of a drill with a high-precision and without waste. An automatic calculating means is provided to calculate the thickness of the conductor layer of a printed wire board drilled by a drill, decide propriety of t...
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JP2625228B2 |
PCT No. PCT/DE88/00058 Sec. 371 Date Jul. 7, 1989 Sec. 102(e) Date Jul. 7, 1989 PCT Filed Feb. 6, 1988 PCT Pub. No. WO88/06070 PCT Pub. Date Aug. 25, 1988.An undercutting drill for obtaining a drill hole with a conical undercut. A drill ...
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JPH09168907A |
To surely drill a hole, for connecting a branch pipe on a main pipe side, in a target position, and also excavate a hole, for burying a branch pipe, in accordance with this drilled position, without dislocating the main pipe side positio...
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JPH09155611A |
To improve machining precicion. A measuring unit 42 and tools 43 and 44 for cutting are removably attached to the machining head 41 of a numerically controllable machining center. First, the central position of the hole of the valve guid...
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JPH09155610A |
To fix a non-suspension of water supply branch joint with a built-in hole saw to the pipe wall of the main pipe, to mount a boring jig on a joint, to bore the pipe wall of a main pipe through operation of the hole saw by a jig, and to en...
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JP2615030B2 |
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JPH09136205A |
To enable a nail to be pulled out by rotating a nail puller. The constitution of this puller is composed in such a way that a nail can be pulled out by rotating a part 2 attached to a motor-driven driver 1 and by utilizing conversion of ...
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JPH09131606A |
To enable a working device to make its work process on plural holes set in different coordinates positions of a work set in one jig without making any process change on the jig. A working unit 3 provided with a boring bar 9 whose upper e...
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JP2609825B2 |
PURPOSE: To provide a method of manufacturing a multilayer wiring board where an inner wiring layer is exposed by spot-facing the surface of the board, wherein the inner wiring layer exposed by spot-facing is kept as thick as required ev...
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JP2609808B2 |
PURPOSE: To check existence/absence of a reference hole bored accurately in relation to the center of a target mark. CONSTITUTION: The cold line light of LED 6 installed in the boring tool guide hole 101 of a table 100 does not entirely ...
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JP2606437B2 |
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JP2535199Y2 |
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JPH09117813A |
To allow for a worker easily to work, to allow force on a chamfering reamer on a head end sufficiently to be applied and to eliminate a danger of a spark, iron powder and grinding powder put on the face or in the eye. It is furnished wit...
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JPH09117896A |
To prevent pollution of an equipment by sucking and removing water and glass chips when a hole is bored in glass to be used in a display device as well as to improve productivity by shortening work time. A passage 32 inside which a secon...
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JPH09109099A |
To perform outline machining even to a warped board with high accuracy while preventing machining defectiveness. A pressure foot 5 descends to hold down a board placed horizontally on a machining table, and machining is performed while t...
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JPH09109141A |
To make it possible to unify to one type of conversion jig even if the mounting structures of a perforator side are different and to facilitate the mounting operation by providing engaging mechanism at the base side of a shank and the on...
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JP2531895Y2 |
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JP2595146B2 |
PURPOSE: To constitute the device so that not only a mold groove of a pattern following its sewing data but also a mold groove of such a shape as includes all seam forming points of its sewing data can be selected and formed arbitrarily ...
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JP2592374B2 |
PURPOSE: To correctly feed material while correcting with a prescribed feeding quantity, even at generating error due to warpage of lengthy material, or even at generating mechanical error of a machine tool itself. CONSTITUTION: An elect...
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