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WO/2013/066744 |
Devices for removing a coating on a pipe are provided. In one aspect, a device for removing a coating on a pipe includes a sleeve, an arm coupled to the sleeve, and a wheel coupled to the arm. The sleeve includes a wall and an aperture d...
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WO/2013/058254 |
A centerless grinder (1) is provided with: a bed (10); drive units (20, 30) provided on the bed (10); a regulating wheel (40) mounted to a rotary shaft (22) extended from the first drive unit (20); a grinding wheel (50) mounted to a rota...
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WO/2013/045484 |
The invention relates to a machine tool, in particular a grinding machine, and to a method for measuring a workpiece, in particular a workpiece diameter, in a machine tool, in particular a grinding machine, which has a workpiece holder (...
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WO/2013/038025 |
The aim of the invention is to shorten the process chain during the material-removing machining of in particular a crankshaft (1) following the rough machining and substantially after hardening. In order to achieve said aim, it is propos...
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WO/2013/038024 |
The aim of the invention is to shorten the process chain during the material-removing machining of in particular a crankshaft (1) following the rough machining and substantially after hardening. In order to achieve said aim, it is propos...
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WO/2013/038026 |
The aim of the invention is to shorten the process chain during the material-removing machining of in particular a crankshaft (1) following the rough machining and substantially after hardening. In order to achieve said aim, it is propos...
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WO/2013/030194 |
A finishing machine (100) for finish machining of curved workpiece surfaces on workpieces (200) has a roundtable (110) that can be rotated cyclically about a roundtable axis (112), as well as a plurality of workpiece spindles (120, 130, ...
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WO/2013/027303 |
A wire rod manufacturing method, wherein a wire rod having improved fatigue strength is manufactured from a wire rod having a flaw on the surface by machining the surface. By pressing the wire rod, together with an abrasive, against elas...
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WO/2013/015752 |
The invention disclosed an apparatus for chamfering glass substrates use for the manufacturing of information recording medium. The apparatus comprising a first and a second claim jigs adapted to clamp the glass substrate during chamferi...
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WO/2013/008612 |
Teaching (teach-in) work is performed, and from said teach-in position (SX), the workpiece (2) is ground by only a prescribed "trial grinding amount (A)." Subsequently, the diameter of the workpiece is measured. Based on the results of t...
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WO/2013/005590 |
With the center position (CP) of a support shaft (6) that supports the grindstone (4) as a reference, a tentative grinding start position (S0') for the initial workpiece is computed from the pre-grinding diameter (ID) of the initial work...
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WO/2013/002314 |
[Problem] To improve the production efficiency of a steam generator heat transfer tube for a nuclear power plant. [Solution] The present invention comprises an annealing step for annealing a tube (1), a polishing step for polishing the o...
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WO/2012/164154 |
The invention relates to a device for the maintenance of a roll of a fiber web machine which comprises a grinding means (20) for the maintenance of a surface/cover of a roll (10). The grinding means (20) of the maintenance device is arra...
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WO/2012/160379 |
A machine tool for machining a workpiece (2) comprises a machine base (18), a workpiece holder (14) supported by the machine base for holding a workpiece (2), the holder being rotatable about an axis (15), and a workpiece rotary drive (1...
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WO/2012/156469 |
In a first aspect, the invention relates to a method for completely machining at least unprocessed centric journals (10) and crankpin journals (11), and the respective flat shoulders (9, 10) thereof surrounding the journals, of flanged o...
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WO/2012/136992 |
An assembly for carrying a measuring gauge (10) to be maintained in contact with a portion of a workpiece (3) mounted in a machine tool arranged to rotate the workpiece about a machine reference axis (14). The assembly is for mounting on...
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WO/2012/132795 |
Provided is a crankshaft miller (1), wherein, when a first servomotor (30) is a slave motor, a location adjustment unit (409) maintains respective rotation locations of a first chuck (100) and a second chuck (200) after torque control. A...
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WO/2012/128636 |
A grinding tool for flanges (12) in a pipe coupling is described, comprising, at least, one first stationary part (14, 24) fastened to the flange, and also a second rotatory part (16) equipped with a grinding tool (20) for grinding the f...
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WO/2012/126840 |
The housing (28) of a grinding spindle unit is pivotably mounted by way of a pivot axle (26) on the receiving part (21) of a grinding machine, e.g. on a grinding headstock. The grinding spindle unit bears a grinding wheel (31) which is d...
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WO/2012/107453 |
The invention relates to a pipe belt sanding unit, comprising an output roller (20, 20') for driving a continuous sanding belt (100), two deflecting wheels (5, 5', 6, 6') for deflecting the continuous sanding belt (100) that are arranged...
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WO/2012/100307 |
Method for manufacturing a rotor (1) that at least comprises the following operations: the clamping of a workpiece (25) in a grinding machine (27); the performance of one or more cylindrical grinding operations whereby a rotor shaft sect...
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WO/2012/100307 |
Method for manufacturing a rotor (1) that at least comprises the following operations: the clamping of a workpiece (25) in a grinding machine (27); the performance of one or more cylindrical grinding operations whereby a rotor shaft sect...
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WO/2012/094767 |
A pipe conditioning tool comprising a drive unit to move the tool along a pipe and a work head rotatable about an axis of the pipe to condition a surface of the pipe, the drive unit includes a frame extending to opposite sides of the pip...
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WO/2012/093226 |
The invention relates to a device for assisting the butt-joining of tubular parts by welding, the device including a support shaft 10, a pair of flanges 1, 2 mounted on the support shaft 10 and that are actuatable between a clamping stat...
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WO/2012/091703 |
A machine system and method for simultaneously lapping a first machining surface of a hollow shaft and an opposing second machining surface of the hollow shaft, the machine system having a brake subsystem for securing the hollow shaft in...
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WO/2012/090568 |
There is provided a method for manufacturing a glass substrate for an information recording medium according to which the surface state of an end surface of a glass substrate can be made highly smooth. The method for manufacturing a glas...
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WO/2012/084155 |
The present invention relates to a method for positioning operative cylinders, for example of rolling-mills or paper- mills on a grinding machine (10) which comprises effecting at least the following steps: A- positioning the transversal...
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WO/2012/084159 |
The present invention relates to a grinding machine (10) for operative cylinders, of the type comprising a piece-holder head (13) and a tailstock centre (12) between which an operative cylinder is positioned for being ground, said machin...
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WO/2012/080572 |
Method for grinding the outer surface of an essentially cylindrical workpiece (1), such as a roll, with a displaceable grinding device, which is installed beside the workpiece, and which grinding head (2) of the grinding device is moved ...
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WO/2012/066689 |
Provided are a polishing device and a polishing method for the polishing device, whereby workpieces comprising a hard and brittle material are machined into a cylindrical shape with a prescribed diameter, microcracks present on the surfa...
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WO/2012/053455 |
In the present invention, the inner surface of a cylinder is machined by means of preparing boring tools (10, 30, 70) provided with a plurality of rows of grindstones (13), to which a single layer of abrasive grain (21) has been arrayed ...
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WO/2012/038456 |
An apparatus for treating the outer surface (3) of a cylindrical element (5), having a frame being movably and releasably connected to the cylindrical element and supporting a grinder (112). The apparatus comprising handles (111) and gri...
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WO/2012/034497 |
A numerical control machine tool for grinding two sides of a plane by shifting self-rotation and ultrasonic vibration, wherein an upright post (3) is provided on the tool body (1) of the machine tool, a Y axis movement assembly (12) is p...
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WO/2012/036062 |
Provided are a processing apparatus and a processing method that are suitable for use in roller crowning or crowning super-finishing, reduce processing time, are suitable for use in mass production, and can be used for small curvature ra...
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WO/2012/029194 |
Provided are an inexpensive polishing device having high polishing capability for removing minute cracks present in a columnar surface layer portion produced from a hard and brittle material and fine polishing capability for removing asp...
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WO/2012/028604 |
On a workpiece (1) there are first longitudinal portions (2a, 2b, 2c) which are rotationally symmetrical with respect to the continuous longitudinal axis (5) and are intended to be ground by way of centreless grinding. The workpiece (1) ...
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WO/2012/013634 |
The invention relates to a device (1) for inserting, guiding, and removing cylindrical parts to be ground in a centerless grinder (10). According to the invention, means (4, 40, 41) for the micrometric adjustment of the alignment of inle...
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WO/2012/008356 |
Disclosed is a centerless grinding machine that can simplify the setting and adjustment of an adjustable wheel made in accordance with the external diameter of a grinding wheel (1), the external diameter of the adjustable wheel (2), and ...
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WO/2012/001032 |
The invention describes a polishing device (100) for polishing a component (200), comprising an elongated polishing element (110), which is directed against the surface (205) of the component (200) parallel to the longitudinal axis (z) o...
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WO/2011/162275 |
The purpose of the present invention is to simply and affordably build a machining line without making major structural changes to a machine tool for machining crank shafts. This machine tool machines a scroll workpiece received at a fir...
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WO/2011/148762 |
Provided are a lens barrel part and a method of manufacturing the same, such that the generation of grinding debris due to friction with lenses is suppressed while maintaining the air permeability of porous ceramics. Those areas of a len...
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WO/2011/142323 |
A grinding machine is such that a pair of workpiece support devices (12, 13) which clamp and rotate a workpiece (W) are provided on a bed (11). A pair of saddles (14) are provided on the bed (11) in such a way as to be movable along the ...
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WO/2011/118593 |
A workpiece transfer apparatus (5) for inputting and dispensing an engine valve (V) having an umbrella portion (Vb) into and out of a three-jaw hollow chuck (70) having a hollow part (72) and jaws (71), is provided with: a slider (41) wh...
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WO/2011/112591 |
A system and method for removing an outer layer of resilient material from an object to achieve a target outer dimension includes performing an initial cut at a cutting depth to remove an outer layer of the material. A parameter indicati...
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WO/2011/110529 |
In a machine for centreless cylindrical grinding, the workpiece (1) is located in a grinding gap (15), which is formed by the regulating wheel (3), the grinding wheel (5) and the support blade (7). The regulating wheel (3) rotates about ...
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WO/2011/112591 |
A system and method for removing an outer layer of resilient material from an object to achieve a target outer dimension includes performing an initial cut at a cutting depth to remove an outer layer of the material. A parameter indicati...
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WO/2011/108773 |
The present invention relates to a milling apparatus for processing artificial teeth, the apparatus comprising: a support section which is installed on the top surface of a workbench and has a column placed upright on the rear side of a ...
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WO/2011/107660 |
The object of the invention is a method and an arrangement for determining the profile of a roll surface and for controlling grinding in a paper machine, a board machine or the like. The invention comprises arranging a straightness refer...
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WO/2011/085913 |
The invention relates to a cylindrical grinding machine, wherein a round rod (3) to be ground by peel-grinding is clamped in the chuck (2) of a workpiece spindle head (1) so that a rotation occurs around the common center axis (4). Accor...
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WO/2011/083082 |
The invention relates to a method for machining bar or tube material or inserts (10) for producing rotationally symmetrical workpieces (1, 1', 1'') comprising at least one axial contour section (2, 3, 4, 5, 6), by means of a grinding dis...
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