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JP5513977B2 |
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JP5504994B2 |
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JP2014094426A |
To provide a tap holder capable of supplying a cutting liquid from an upper part of a tap holder body without applying a vertical load on the tap holder body.A tap holder comprises: a rod-shaped liquid pipe 40 screwed with a liquid passa...
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JP5497262B2 |
The invention relates to a turning tool comprising a basic body (1) as well as an indexable turning insert (2) having a triangular basic shape, which is fixed in an insert seat (4) in the basic body. The turning insert is formed with thr...
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JP2014087886A |
To provide a numerical control device including a threading cycle feature that discharges swarf forward in a moving direction of a tool and does not require calculation of an initiation point of a threading command every time when a thre...
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JP5494378B2 |
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JP5486971B2 |
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JP5481870B2 |
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JP5476267B2 |
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JP5479647B1 |
To provide a groove cutting tool, a groove cutting method and a jig capable of cutting a groove in a fixture of a vehicle license plate even if the person is not an expert. The jig accommodates a cutting portion for cutting a groove in t...
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JP5470659B2 |
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JP5456042B2 |
A thread forming tap has a full thread portion and a leading portion contiguous with the full thread portion and reducing in diameter toward its tip. The full thread and leading portions are provided with external thread on which lobes a...
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JP5438604B2 |
The replacement hip socket (17) has a thread on its outside. The inner surface of each thread (20 - 24) remains parallel to the lip of the socket while the angle of the outer edge increases with distance from the lip. An independent clai...
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JP5442742B2 |
The thread former is used for the non-cutting shaping of threads and has a main body (1′) on which the moldings (6) are provided, distributed over the circumference. Said moldings are provided with thread-forming teeth (13, 14). Profil...
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JP5434218B2 |
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JP5428438B2 |
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JP5426454B2 |
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JP2014028413A |
To provide a tap configured to join a blade part composed of a cemented carbide to a shank part composed of a steel material, which can suppress occurrence of a crack in a joint part of the blade part composed of the cemented carbide and...
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JP2014503372A |
A method for producing a thread in a workpiece comprises the following process steps: a) producing a wall of the workpiece, wherein the wall has a number n of grooves greater than or equal to 1 encompassing a thread axis, b) introducing ...
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JP5416360B2 |
A piece-threading device on a numerically controlled lathe comprises a supporting assembly having an inner rotatively driven body which, on a side thereof facing a workpiece to be threaded, comprises a plurality of threading tools, the r...
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JP5400635B2 |
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JP2014501630A |
The thread generating tool for producing a thread in a workpiece has the following features: a) the tool is rotatable about a tool axis (A), b) the tool has a number n≧1 of groove generating regions for generating in each case one groo...
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JP5395010B2 |
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JP2014005529A |
To provide a cemented carbide which achieves both thermal crack resistance and abrasion resistance while maintaining initial defect resistance.The cemented carbide of the present invention contains WC particles and satisfies the followin...
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JP5385573B2 |
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JP5381013B2 |
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JP5374101B2 |
To provide a tapping die the safety of which is improved by controlling rotation when the die is detached from a punch press. This invention relates to the tapping die provided with: a cylindrical body (37) which is inserted and installe...
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JP3187855U |
To provide a tap which can be attached to a portable electric tool such as an impact driver and can be rotated in the forward and reverse directions without using an adapter, and can also be attached to a manual tool such as a tap wrench...
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JP5368158B2 |
To prevent a positional deviation of a radial direction of an indexable chip, and to easily mount a plurality of indexable chips on corresponding lands without mistakes. In this hollow tap, each joining surface 50 of the indexable chips ...
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JP2013249923A |
To provide a method for manufacturing a ball nut 3b, capable of improving roundness of finishing of an outer peripheral surface while suppressing increase in manufacturing costs.In an inner peripheral surface of a ball nut 3b, an outer d...
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JP5362854B2 |
Flutes defining inside diameter finishing edges are formed in middle portions of relief parts arranged in three linear arrays which are located between a plurality of linear arrays of protruding parts in a chamfered end section, about an...
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JP5360874B2 |
To enhance accuracy in threading a nut by eliminating the restriction in reduction of a clearance between the nut and the linear part of the shank of a tap with a handle used in an automatic threading machine to make the clearance as sma...
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JP5348450B2 |
To provide a grinding machine dressing a grinding wheel 43 for enabling highly accurate grinding, in the grinding machine performing grinding to change the shape of an outer peripheral surface of the grinding wheel 43 according to an out...
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JP5329504B2 |
To provide a thread forming tap capable of preventing welding or adhesion in a full thread part by reducing working torque while suppressing a pitch error by maintaining guide properties of the full thread part. Working for threaded cham...
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JP5325949B2 |
A tapping machine (1) executes a tapping operation by operating a spindle motor (21) and a feed axis motor (31) in synchronization, and includes a spindle reversal detector unit (34) for detecting the reversed operation of the spindle du...
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JP5325210B2 |
A tool comprising a cutting section, on which a multiplicity of blades or cutting edges and flutes are formed; a shank section, which forms a chucking section on a side which faces away from the cutting section, wherein a number of fluid...
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JP5307809B2 |
Anti-wear coating for rotating cutting tools, e.g. drills, comprises nitrides of chromium, titanium and aluminum. The coating is made smoother by reducing the number of microdroplets in it : An independent claim is included for a method ...
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JP2013193176A |
To provide a tapping device capable of easily removing chips during tapping, preventing chipping, etc. of a cutting edge of a tapping tool by a method that does not use a large quantity of cutting oil agent and an environmentally-friendl...
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JP5301452B2 |
A spiral fluted tap is provided which includes a threaded portion having an external thread corresponding to an internal thread to be cut and a cutting edge formed along a spiral flute formed to divide the external thread, and being scre...
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JP5301647B2 |
Disclosed is a tap with a drill wherein three drill blades (26) and three threading edges (24) are respectively provided, three oil holes (28) are provided to penetrate in the axial direction, the core diameter (W) is set in a range of 0...
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JP5294134B2 |
To provide a tap holder that can hold tapping oil therein and jet and apply a small amount of the tapping oil to a tap. The tap holder includes: a holder body having a shank; a tap collet removably fitted in the holder body; a cylinder c...
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JP3186034U |
To provide a tap made of a composite material used for carving a thread inside a hole. The holding shaft 110 provided at one end and a shaft portion 111 provided at the other end having an outer diameter smaller than the outer diameter o...
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JP5287011B2 |
To provide a screw grinding machine and a screw grinding method allowing obtaining of high grinding accuracy without causing grinding burn in an effective screw part. The screw grinding machine includes a grinding resistance detecting pa...
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JP5287986B2 |
An NC machining system includes a chuck that clamps a workpiece; a first rotation axis, located opposite the chuck, that rotates as a main axis; a second rotation axis that rotates about its center on the first axis; a numerical control ...
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JP2013176845A |
To provide a slot milling cutter.A slot milling cutter includes a cutting head (1) and a joint (3) integrated with the cutting head. The joint is structured to receive a tool coupling, and the cutting head (1) has at least two insert sea...
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JP5282810B2 |
To provide a manufacturing method for a ball screw mechanism capable of eliminating the wastefulness in processing, heightening the reliability of the ball screw mechanism, and enhancing the degree of freedom of manufacturing. The ball s...
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JP5283454B2 |
To provide a device and a method for threading female screw, capable of forming a high-strength female screw portion. The female screw threading device 10 has an arc heating device 46 for heating a bush machining position P at which a fe...
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JP5279541B2 |
To improve fluid supply performance of a tap with a fluid supply hole in which the fluid is discharged to an outer peripheral side along a blocking member by integrally fixing the blocking member to the tip of a tap body and further impr...
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JP2013534190A |
A device and associated system for threading, cutting, and reaming pipe ends are described. The device and system utilizes a brushless DC electric motor. The devices also include on-board electronics and operator interface(s) to provide ...
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JP5273825B2 |
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