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WO/2018/071306A1 |
A rolling mill system for Incremental rotary shaping of an elongated workpiece is provided that includes first and second workpiece holders. A support frame has a track with the first and second workpiece holders being movably associated...
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WO/2018/061606A1 |
A shaft member for a fluid bearing device, said shaft member having at the outer circumference two bearing surfaces 31 and 32 separated from each other in the axial direction, and a central recessed section 33 formed between the bearing ...
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WO/2018/047196A1 |
Disclosed is a conveying mechanism for transferring finished and unfinished rubber cots to and from storage magazine respectively in the rubber cot grinding and/or buffing machine. At each loading and unloading points of the rubber cot g...
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WO/2018/041618A1 |
A belt-finishing unit (100) for a belt-finishing machine comprises a base element (120) having devices for mounting the base element on a frame part of a belt-finishing machine, a pressure arm (130A), which is supported in a movable mann...
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WO/2018/039031A1 |
A system and method for manufacturing and/or reconditioning side frames and bolsters for railway cars includes at least one robot adapted to access positions along the length of the part. A map of the part dimensions, which may be obtain...
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WO/2018/028742A1 |
Cutting methods are used in the production of round parts. Milling machines that perform shaping by machining are known. In the meantime, grinding has become established as an alternative in the machining of round parts. For example, cen...
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WO/2018/030120A1 |
A ground workpiece having a smaller diameter than that of an object to be ground 10 is manufactured by grinding a side surface of the object to be ground 10 through the following steps (a) and (b). In step (a), a cup-type grindstone 30 i...
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WO/2018/020947A1 |
Provided are a roll polishing rotating grindstone that prevents the polishing debris generated during polishing from accumulating in recesses in the center of a polishing face of the roll polishing rotating grindstone and that allows rol...
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WO/2017/219100A1 |
The invention proposes a tire buffing machine (10) comprising a scraping assembly (20) including a rasp head (22) having a rasping tool (221), a tire support assembly (30), and means to selectively move the rasp head (22) in relation to ...
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WO/2017/212254A1 |
A redressing device (100) for redressing a tapered portion (12) of an orthopaedic implant (10) comprising: a grinding member (110) adapted to engage the tapered portion (12); an adjustable guide element (130) for defining, at least in pa...
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WO/2017/206986A1 |
The invention relates to a grinding spindle (12) and to an internal cylindrical grinding machine having a grinding spindle (12), wherein the grinding spindle insert (16) comprises a grinding wheel receptacle; and a coaxially arranged gri...
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WO/2017/186446A1 |
The invention relates to a belt finishing device (10) comprising a guiding device (28) for guiding a finishing belt (24), a rotational drive (14) for rotating a workpiece (18) to be finished about the workpiece axis (20), and an oscillat...
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WO/2017/171791A1 |
A sculptured drum for a retread process that has an inner radial section with a central axis that extends in an axial direction. The sculptured drum has a plurality of support members that extend outward from a drum outer surface in a ra...
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WO/2017/172400A1 |
A sculptured drum for a retread process that has an inner radial section with a central axis that extends in an axial direction. The sculptured drum has a plurality of support members that extend outward from a drum outer surface in a ra...
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WO/2017/157698A1 |
A method is disclosed for grinding workpieces having at least one cylindrical section and one profiled section on a single grinding machine. In a first set-up, the workpiece is first ground in the grinding machine during a first groundin...
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WO/2017/153480A1 |
The invention relates to a manipulator (10) for machining weld seam roots (11), in particular weld seam roots (11) on recuperative heat exchangers (12), comprising a drive (26) for advancing the manipulator (10), a grinding head (18) wit...
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WO/2017/144125A1 |
The invention relates to a finishing device (10), comprising a finishing belt, a finishing belt holding device, a first drive for rotationally driving a workpiece about a workpiece axis and a second drive for oscillating said workpiece a...
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WO/2017/141461A1 |
With a grindstone (12a) disposed on the inside of a workpiece (9a), a grinding apparatus disposes a fluid spray nozzle (38), which configures a fluid spray device (16), in the space between the inner circumferential surface of the workpi...
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WO/2017/139314A1 |
A method and a system are provided for automatically dressing a grinding wheel used to grind workpieces. A workpiece is scanned to determine dimensions of the workpiece. A computer-readable dimensions datafile is generated containing the...
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WO/2017/136163A1 |
A microfinishing machine and method especially adapted for processing of internal combustion engine crankshafts and other workpieces. Microfinishing is achieved by tooling having abrasive inserts or which present abrasive coated film aga...
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WO/2017/129513A1 |
The invention relates to a grinding machine (10, 110) and to a method for machining workpieces (30) with wave-like shapes, in particular for grinding treatment, comprising the steps: receiving a workpiece (30) with a wave-like shape on a...
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WO/2017/111748A1 |
The invention is related to a loading system that enables conveyance of roller bearing rings (1) to the driver drums (2) at the same orientation and that enables starting rotation of roller bearing rings (1) before they are conveyed to t...
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WO/2017/086120A1 |
This method for superfinishing a bearing roller 4 involves: arranging a pair of feed drums 51, 52 in parallel with each other which have spirally continuous guiding screw surfaces 54a, 54b on the respective outer peripheries and which ar...
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WO/2017/087739A1 |
A dual tire buffing apparatus includes a turntable having a first end and an opposite second end. The turntable is rotatable about a central axis between first and second positions. A first expandable hub is rotatably coupled to the turn...
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WO/2017/080535A1 |
The method of machining of rotary components (3), especially hard ceramic, metaloceramic or metallic coatings on the rotary component (3) with the length greater than 2 meters, whose essence consists in the fact that the equipment is def...
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WO/2017/030049A1 |
The present invention manufactures long cylindrical members with a high degree of coaxiality with the shaft center over the entire length thereof and also a high degree of roundness of the outer circumferential surface. A grinder (1), wh...
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WO/2017/028855A1 |
The invention relates to a method for producing bearing components by means of a production line (1, 1', 1a, 1b) which comprises at least one grinding machine (2), at least one honing machine (3), at least one cleaning unit (4) and at le...
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WO/2017/025739A1 |
A machine tool, such as an orbital grinding machine, and method of operation thereof are disclosed whereby a metrology surface (60) formed on a component (50) of the machine tool is rigidly fixed relative to one of a workpiece support (1...
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WO2017008753A1 |
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...
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WO2017010960A1 |
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...
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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...
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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...
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WO/2016/207917A3 |
Disclosed is a storage and handling assembly (1) for rubber cot arbours (50) during loading and unloading operation in an automotive rubber cot grinding and/or buffing machine (60). The storage and handling assembly includes a movable tr...
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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...
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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...
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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...
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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...
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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...
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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...
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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 ...
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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 ...
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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 ...
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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...
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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: ...
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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...
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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 ...
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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...
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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...
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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...
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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...
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