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Patent Searching and Data


Matches 201 - 250 out of 8,906

Document Document Title
WO/2012/128636A1
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...  
WO/2012/126840A1
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...  
WO/2012/107453A1
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...  
WO/2012/100307A1
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...  
WO/2012/094767A1
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...  
WO/2012/093226A1
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...  
WO/2012/091703A1
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...  
WO/2012/090568A1
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...  
WO/2012/084155A1
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...  
WO/2012/084159A1
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...  
WO/2012/028604A3
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) ...  
WO/2012/038456A3
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...  
WO/2012/066689A1
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...  
WO/2012/053455A1
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 ...  
WO/2012/034497A1
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...  
WO/2012/036062A1
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...  
WO/2011/077127A4
A machine tool is provided which comprises a machine base (10); a first support (200) provided on a first rotational machine axis, the first rotational axis being mounted on the base in a fixed position relative to the base; a second sup...  
WO/2012/029194A1
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...  
WO/2012/013634A1
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...  
WO/2012/008356A1
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 ...  
WO/2011/077127A3
A machine tool is provided which comprises a machine base (10); a first support (200) provided on a first rotational machine axis, the first rotational axis being mounted on the base in a fixed position relative to the base; a second sup...  
WO/2011/112591A3
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...  
WO/2012/001032A1
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...  
WO/2011/162275A1
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...  
WO/2011/148762A1
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...  
WO/2011/142323A1
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 ...  
WO/2011/083082A3
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...  
WO/2011/118593A1
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...  
WO/2011/110529A1
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 ...  
WO/2011/112591A2
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...  
WO/2011/107660A1
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...  
WO/2011/108773A1
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 ...  
WO/2011/085913A1
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...  
WO/2011/083082A2
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...  
WO/2011/083206A1
A method for grinding a roll, in which method a roll (2; 25) in a paper or paper- board machine or a corresponding machine for processing a fibrous web is ground by a grinding device (1; 15) installed in the machine, and in which method ...  
WO/2011/078110A1
Provided is a remotely-operated actuator that has a compact overall structure and makes it possible to accurately and precisely change the orientation, via remote operation, of a tool provided on the tip of a long, thin pipe section. The...  
WO/2011/068041A1
Provided are a processing method capable of shortening lead time without conducting super finish (mirror surface grinding) processing, and a bearing manufactured by the processing method. Component parts of a bearing are held by a chuck ...  
WO/2011/054679A1
The invention relates to a method for grinding the main and pin bearings (3, 5) of a crankshaft (1) wherein the pin bearings (5) are first pre-ground and finish-ground in a first grinding station (22) and the main bearings (3) are then p...  
WO/2011/048014A1
The invention relates to a grinding machine for grinding a workpiece (20, 22, 48, 60), in particular cams (48, 60), comprising a machine bed (12), a grinding disk (58, 36, 36') which has a profile having a grinding area (74) extending es...  
WO/2011/048013A1
The invention relates to a grinding machine for grinding workpieces (20, 22, 48, 60), in particular for simultaneously grinding two closely adjacent workpieces (48). Said grinding machine comprises at least two first grinding spindles (2...  
WO/2011/035864A1
The invention relates to a measuring device (2), in particular for in-process measurement on specimens during a machining process on a machine tool, in particular a grinding machine, comprising a main body (18) and a measuring head (12),...  
WO/2011/032495A1
A laser match honing system and method are provided for processing one of a pair of mechanically matching components (1, 2) having matching portions (12, 22, 16, 26) that will be fitted with each other. A dimension of the matching portio...  
WO/2011/030866A1
A control unit (72) causes a headstock (20), a tailstock (30), and a tool (43) to make relative movements, thereby machining the peripheral surface of a workpiece (W) in the radial direction. This control unit (72) performs control in su...  
WO/2011/030119A1
A method of machining the internal bore of a hollow pipe comprises honing material from inner surface of the bore the pipe. A honing apparatus for use in the method comprises a machining tool comprising a honing head adapted for insertio...  
WO/2011/027505A1
A grinder for an ingot is provided with a grinding means for performing traverse grinding by bringing a rough grinding wheel for rough grinding and a precise grinding wheel for precise grinding which is arranged inside of the rough grind...  
WO/2010/135058A3
In one aspect, a process for roll grinding employs a grinding wheel that is porous and permeable. In another aspect, a process for grinding mill rolls includes dressing the grinding wheel as the wheel traverses the surface of a mill roll...  
WO/2011/013710A1
A grinding machine, wherein a first grindstone head is provided to a machine base frame (10) with a first movement body (11A) and a first grindstone base (12A) provided therebetween. The base end of a tilting arm (28) is tiltably fitted ...  
WO/2011/010528A1
A master servo motor (16) and a slave servo motor (21), which rotationally drive a master principal axis (Cm) provided with a center (14) that supports one end of a work piece (W), and a slave principal axis (Cs) provided with a center (...  
WO/2010/149462A1
The invention relates to a method for producing a turbine rotor for a turbocharger, especially in or for a motor vehicle, including the following steps: providing a turbine wheel (3) comprising a welded pin (4) to be integrally joined to...  
WO/2010/142670A1
The invention relates to a method and a device for multiple-bearing grinding of workpieces (10), such as crankshafts (22), wherein a support element seat (28) occurs at a bearing point at the same time as the grinding of the main bearing...  

Matches 201 - 250 out of 8,906