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JP4410175B2 |
A machine tool comprises a shrink fit holder fixed to a lower end of a rotatable spindle, and a high frequency induction heating unit configured to heat the shrink fit holder by high frequency induction. The high frequency induction heat...
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JP2010017770A |
To provide a tool attaching device accurately and precisely attaching a tool at all times without any adjustment by constantly holding the distance between the edge of the tool and the holder side positioning flange section of a holder.A...
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JP4397631B2 |
A forced-insertion welded structure is provided which is formed by welding members making up a metal component and which is easy to manufacture and has low cost, a good finish precision and a high bonding strength. The forced-insertion w...
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JP4387944B2 |
The hub (1) has a hub aperture (2) for pressing onto a base body. The hub has an insertion region (A2) narrowing in the pressing-on direction. There is a cylindrical sector between the endface and the insertion region. The hub has an ins...
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JP2009291913A |
To provide a shrink-fit tool holder determining device for actualizing efficient shrink fit and shrink unfit between a tool and a holder to be used for a processing machine, and an automatic shrink-fit device.The automatic shrink fit dev...
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JP4385373B2 |
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JP4368571B2 |
A blank has chipless formed ball races as well as turned exterior faces and a smooth passage (14), the races chiplessly calibrated and the passage internally tapped (16) in concurrent press passes. The tapping (16) can be punched out to ...
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JP4365481B2 |
A universal joint device, wherein a generally cylindrical socket part (7) having a converged opening part (5) at the tip thereof and a mounting opening part (6) at the basc end thereof is formed projectedly by pressing a steel plate arm ...
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JP4358592B2 |
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JP4350302B2 |
A device for removing eyelets, in particular stainless steel eyelets, from textile or plastics sheets is provided. Eyelets in textiles or plastics sheets, for example in lorry tarpaulins, wear through in the course of their use and thus ...
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JP4349602B2 |
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JP4340513B2 |
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JP4334460B2 |
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JP4317950B2 |
To avoid the cost of machining splines on the crankshaft (10), the end (14) of the crankshaft (10) is formed as a cylindrical spigot. A separately formed splined pressed steel sleeve (16) is then mounted on the end (14) of the crankshaft...
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JP4317936B2 |
The chucking fixture has a shrink section (20) with a guide-in section (24) on the outer end. The internal diameter of the guide-in section is dimensioned so that the tool (12) by its shank (13) fits into it and is guided in it with the ...
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JP4310609B2 |
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JP4306507B2 |
A caulking method for joining a first plate having a tapered hole and a hollow cylindrical caulking portion extending from a periphery of the tapered hole, and a second plate having a hole, the method including inserting the caulking por...
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JP4302115B2 |
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JP4287836B2 |
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JP4270723B2 |
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JP2009107026A |
To provide an assembling device capable of accurately aligning and inserting even a large shrink-fit holder by sensitively laterally moving and inclining the holder by weak contact of the shank of a tool thereon.A part set support part 6...
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JP2009519833A |
A shrink fit tool holder includes a shank or body that includes a tool holder portion, a flange member, a tapered outer surface that generally corresponds to a tapered bore of a spindle, and a central bore or aperture for accommodating a...
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JP2009066712A |
To provide a tank cap assembling method for improving assembling work for a tank body and holding a seal member arranged on a tank cap to be assembled in an opening portion of the tank body, in an adequate condition, and to provide the t...
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JP2009050923A |
To provide a method and apparatus for pressing a workpiece, by which controlling of dimensions and force required when a plurality of workpieces are connected with each other or members to be attached to the workpieces are connected with...
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JP4235508B2 |
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JP4225658B2 |
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JP4223952B2 |
A side plate according to the invention includes a main body, a first cup-shaped feature formed of the main body, and a second cup-shaped feature formed of the first cup-shaped feature, wherein the second cup-shaped feature has a diamete...
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JP4220252B2 |
In the case of a product ( 1 ) having a first product sub-part ( 4 ) and a second product sub-part ( 3 ), the two product sub-parts ( 3, 4 ) each comprise two connection zones ( 8, 9, 10, 11 ) consisting of metal and of suitably thin con...
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JP4210413B2 |
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JP2005510267T5 |
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JP4188689B2 |
The induction coil of a device that heats a toolholder (1) inductively for the tool change comprises a shielding collar (27) of magnetizable material which, firstly, concentrates the magnetic flux of the induction coil (13) in a sleeve s...
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JP4164920B2 |
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JP4150938B2 |
A combustor/transition piece (18) for a gas turbine including a double walled structure having a plurality of cooling channels, both axial passages (46) and, in some cases, circumferential cross-flow passages (65) positioned between the ...
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JP4133218B2 |
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JPWO2005115683A1 |
A metal tubular member composed of two or more tubular structures and having overlapping portions between the tubular structures at at least one position, and one of the tubular constructs located inside the overlapping portions has an o...
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JP4127532B2 |
A cylindrical joining member (4) is fitted into a member to be joined (1) that is made of a material different from the joining member (4). Plastic deformation is effected in a soft material of the member (1) to be joined to hermetically...
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JP4127266B2 |
In a manufacturing method and a manufacturing apparatus for a wheel-support rolling bearing unit, when forming a crimped portion 14 on an end (inside end) of a hub main body 8 a, by rocking die forging using a die 26 , while preventing e...
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JP4122907B2 |
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JP2008149414A |
To provide an assembling device and a manufacturing method for a structure constituted by fixing a disc-shaped plate member to a structural member having a barrel part having a columnar shape and a flange part and enabling 100% inspectio...
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JP4104763B2 |
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JP4100783B2 |
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JP4099438B2 |
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JP4080291B2 |
In an assembly type crankshaft, a press-in plug member for assembly of its crank pin is set to be shorter than the width of the crank web, allowing the press-in force of the plug member to be reduced and the weight of the crank pin into ...
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JP4077374B2 |
A method of manufacturing a spring assembly, which includes two annular plates and compression coil springs, and which is adapted so that the compression coil springs are assembled to the annular plates by caulking projection portions fo...
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JP4077375B2 |
Large-diameter projection portions (3) and small-diameter projection portions (4) are formed in each of the two annular plates (1A,1B), while large-diameter end turn portions (2a), which are respectively associated with large-diameter pr...
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JP2008080454A |
To provide a spindle cooling device in which a cooling member can be arranged without any trouble when fitting by cooling, and an area to be cooled can be uniformly cooled irrespective of a form of the cooling member.The spindle cooling ...
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JP4073066B2 |
A tool unit according to the invention has an arrangement wherein a shaft-like mount portion having a step is disposed on one of a tool body or a tool holder. The other of the tool body or the tool holder, includes a recessed fitting por...
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JP2008073739A |
To provide a method for more easily forming a pipe joint, a method for fitting a pipe joint to a pipe material, and a joint method using the pipe joint.The pipe joint 1 is composed of: a cylindrical large diameter part 2; and a cylindric...
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JP4068961B2 |
A workpiece according to the invention has a recess that is compressed by means of a plastic deformation, which reduces one dimension or an inner diameter of the workpiece and thus joins this workpiece to an inner piece in a positively a...
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JP4065263B2 |
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