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Patent Searching and Data


Matches 101 - 150 out of 8,856

Document Document Title
WO/2017/008836A1
The invention concerns a method for machining a workpiece (1) by a grinding machine, comprising the step of rotating and translating the workpiece along a first axis (4) toward the first abrasive wheel;rotating an abrasive wheel (6) arou...  
WO/2017/008753A1
Disclosed is a grinding machine, which comprises: a base (10) provided with a surface (11) and a support (12); a grinding disc (20) rotatably supported on the surface (11) of the base (10) and arranged parallel to the surface (11); a mot...  
WO/2017/010960A1
The invention is related to a second centering apparatus having a spherical face to be installed behind the final batch rings, that are fed into the centerless grinding machine to prevent their faulty grinding sizes, if they are fed at a...  
WO/2017/005577A1
A method for grinding a workpiece by means of a grinding wheel is disclosed. The workpiece comprises a cylindrical bearing surface (3), a radially extending sidewall (4) extending outward from the cylindrical bearing surface, and a curve...  
WO/2016/202729A1
What is described is a method and a grinding machine for implementing the method, in which a machine component (2) to be machined which is clamped at its two ends (3, 5) and has an internal recess (6) to be ground is ground in a single s...  
WO/2016/198533A1
The invention relates to a method and a machine for fine machining of a metal component (S), which comprises a central through-opening (S8) which has an inner surface (S9) which surrounds same and is to be fine machined, and at least one...  
WO/2016/190230A1
This display panel production method, in which a plurality of display panels each having an external-shape-forming profile line with at least one curved portion are produced en masse, is provided with: a bonded-substrate formation step i...  
WO/2016/174218A1
This invention relates to methods and materials for slip ring grinding of a generator rotor, without the need of dismounting the slip ring from the rotor of the generator, and allowing the grinding process to be performed whilst the gene...  
WO/2016/175536A1
Disclosed are a hybrid drive shaft and a method for producing same. The present invention comprises the steps of: rolling a plurality of sheets to form a composite material tube having a hollow cylindrical shape; cooling the composite ma...  
WO/2016/166908A1
[Problem] To provide a diameter expansion drill bit which, in a simple structure, affords a measure of latitude as to the shape of an expanded diameter part formed thereby. [Solution] Provided is a diameter expansion drill bit (10) for d...  
WO/2016/166036A1
The invention relates to a method for grinding the exterior of a shaft part (10) with rotationally symmetrical sections and bases which have centering bores and which define a reference longitudinal axis and rotational axis of the shaft ...  
WO/2016/162979A1
Provided are a grinding method and a grinding apparatus for forming a chosen continuous microscopically curved surface on the thrust surface of a shaft using a cylindrical grinder. In a cylindrical grinder provided with a main shaft for ...  
WO/2016/156668A1
The invention relates to a device for cleaning the inner surface of a pipe. The device comprises a spindle arranged to be rotated and having a front end (20) and a rear end (21) between which a plurality of elastic metal blades (10) are ...  
WO/2016/147137A1
A machine (1) for the manufacturing of screws (2) is provided comprising manufacturing means (3) for the threading of the screws (2), a movement device (4) suitable to move the screws (2) from a loading station (4a) to a threading statio...  
WO/2016/135774A1
Provided is a polishing tool (10) which is used together with a belt-shaped polishing sheet (60) to polish the outer circumferential surface of a pipe (50) around which the polishing sheet is wound. The polishing tool is constituted by: ...  
WO/2016/121785A1
Provided is a method including: a preliminary grinding step for driving rotation about a first axis L1 by a honeycomb structure provided with sealing parts at a first end 120a and a second end 120b in the lengthwise direction, grinding t...  
WO/2016/091864A1
The invention relates to a measuring steady rest which has a device for supporting central workpiece regions, in particular bearing points on shaft parts, in particular crankshafts, and a measuring device integrated into the steady rest ...  
WO/2016/058575A1
The invention relates to a centerless grinding machine for grinding round, cylindrical workpieces, comprising a grinding wheel having a rotational axis, a regulating wheel, having a rotational axis, for pressing the workpiece against the...  
WO/2016/039980A1
An apparatus for measuring cylindrical workpieces as they move along a path of travel. The apparatus includes a gauge having contacts for engagement with opposite sides of the workpieces to measure the diameter of the workpieces. The gau...  
WO/2016/027599A1
The method for manufacturing a target material for a cylindrical sputtering target according to an embodiment comprises an outer circumferential surface grinding step, an inner circumferential surface grinding step, and a finish-grinding...  
WO/2016/027534A1
A method for manufacturing target material for a sputtering target according to an embodiment includes a step for inserting three or more support claws into a hollow part of cylindrical ceramics with a total length of 500 mm or more up t...  
WO/2016/025368A1
A material-removing machine (56) for removing material from a cone section (28b) of a medical balloon (12) includes a material-removing element (60) operatively connected to a prime mover (58) such that operation of the prime mover (58) ...  
WO/2016/019997A1
The invention relates to a finishing device (30) for finish machining of a workpiece (42), in particular of a crankshaft or a camshaft, comprising a workpiece holder and a rotary drive for rotating the workpiece (42) about the workpiece ...  
WO/2016/012526A1
The invention relates to a finishing device (10) comprising a pressing arm (18, 20) and a pressing tool (62) for pressing a finishing tool against a workpiece. Said device is provided with a first connecting device (46) for connecting a ...  
WO/2016/005193A1
The invention relates to a pressing device (24) for pressing a finishing belt against a workpiece surface, comprising a pressure belt (68) and a pressure belt carrier (76) which supports the pressure belt (68) at two mutually spaced-apar...  
WO/2015/197448A1
In a method for finish machining of peripheral surfaces of rotationally symmetrical workpiece sections on workpieces, a finishing tool (100) comprising a pressing force in a pressing direction (AR) is pressed on the peripheral surface to...  
WO/2015/190419A1
A polishing apparatus for a roll, which is to be immersed in a molten metal plating bath, on which multiple grooves are formed on the circumferential surface of the roll, and which is to be used when bringing a metal band in contact with...  
WO/2015/186757A1
Provided are a processing method and processing apparatus for a cylindrical workpiece for which concentricity with respect to the inner circumferential surface during processing of the outer circumferential surface of the cylindrical wor...  
WO/2015/041957A3
Embodiments of the present invention relate to roll polishers that may be utilized with rollers in rolling stands that have restrictive space requirements. The roll polisher of the present invention comprises a tube with pivot actuators ...  
WO/2015/169484A1
The invention relates to a belt-finishing device (10) comprising a frame (12) for mounting a pressing arm (14), in particular pivotally, a pressing element (29), which is used to press a finishing belt (36) against a workpiece surface (4...  
WO/2015/166679A1
A rotating tool (1) is provided with a tool body (5) comprising a grinding tool (2) and a shank (3), and a flange part (4) provided to the tool body (5). The grinding tool (2) is provided with a plurality of linear abrasive materials (6)...  
WO/2015/136349A1
A machine for the grinding of external rings of roller bearings, in particular for rolling mills, comprising a base (41) which essentially carries a grinding group comprising a wheelhead (45) and a grinding spindle (48) for a grinder (32...  
WO/2015/136350A1
Equipment for the grinding of external rings of roller bearings, in particular for rolling mills, comprising a supporting pin (12) of a completely assembled bearing (11) to be subjected to grinding, a stop (13) which extends outwardly fr...  
WO/2015/136081A1
The invention relates to a method and to a grinding machine for completely grinding large crankshafts of truck engines, ship engines, or stationary engines, wherein main journals and crankpins and cylindrical, possibly conical end region...  
WO/2015/129516A1
In this grinding machine, which is provided with a manual rotation handle having a rotation detector for outputting a rotation detection signal and which can move a grindstone relative to a workpiece in accordance with the rotation detec...  
WO/2015/128210A1
The invention provides a grinding machine for the complete machining of workpieces, in particular gearwheels for transmissions, on both planar sides and within a central bore on one and the same machine, and a method which is carried out...  
WO/2015/091800A3
The invention relates to a method for a measuring and producing a target outer contour (10), particularly for a pin-bearing journal (2) of a crankshaft (3), as well as a grinding machine for carrying out said method. First, using a measu...  
WO/2015/097146A3
The invention relates to a method for grinding a roll (20) by means of a roll grinding device (10). In said method, a roll (20) is ground by means of a grinding tool (40) of the roll grinding device (10), at least one measurable value of...  
WO/2015/036851A3
An apparatus for checking the diameter of crankpins (15) of a crankshaft during the working on a grinding machine comprises a V-shaped reference device (10), a measuring device (6), and a support device (4) with a first coupling element ...  
WO/2015/097146A2
The invention relates to a method for grinding a roll (20) by means of a roll grinding device (10). In said method, a roll (20) is ground by means of a grinding tool (40) of the roll grinding device (10), at least one measurable value of...  
WO/2015/086190A1
The invention relates to a steady rest for supporting central workpiece regions (9), in particular bearing points on shaft parts (6) of, in particular, crankshafts, during the grinding of central and/or eccentric workpiece regions. For t...  
WO/2015/046427A1
[Problem] In order to provide a hard laminate film-coated piston ring having excellent scuff resistance, abrasion resistance, and coating film separation resistance and which is capable of being used in an environment having a high mecha...  
WO/2015/041957A2
Embodiments of the present invention relate to roll polishers that may be utilized with rollers in rolling stands that have restrictive space requirements. The roll polisher of the present invention comprises a tube with pivot actuators ...  
WO/2015/036851A2
An apparatus for checking the diameter of crankpins (15) of a crankshaft during the working on a grinding machine comprises a V-shaped reference device (10), a measuring device (6), and a support device (4) with a first coupling element ...  
WO/2015/029677A1
In the present invention, in a state where both end surfaces of a shaft member (2) are sandwiched and held by a pair of support parts (backing plate (74) and pressure plate (75)), the outer peripheral surface of the shaft member (2) is g...  
WO/2015/021492A1
A portable polyethylene or poly pipe borer apparatus comprising a pipe borer having a rotary cutter adapted to be installed and removed from a pipe joining frame; the cutter adapted to be advanced against an open end of a first pipe in t...  
WO/2015/007444A1
The invention provides a method for the centreless grinding of shaft parts (9), in particular of tubes for assembled camshafts, in the case of which the shaft part (9) which is to be ground, and has axial centring portions (11) on its en...  
WO/2015/007407A1
The invention relates to a grinding tool for regrinding a thread, having a grinding line with a lateral surface provided with grinding elements. The material of the grinding line is elastically deformable in the radial direction.  
WO/2014/199927A1
 Provided is a grinding machine that does not require work for replacing an upper roller (12) and a lower roller (14) and that ensures interchangeability thereof, even when the sloping modes of a generating line and the outside diamete...  
WO/2014/157490A1
This method for truing a rotary grindstone involves truing an external peripheral surface of a rotary grindstone while moving the position of a truer with respect to the rotary grindstone from one end side in the shaft direction of the r...  

Matches 101 - 150 out of 8,856