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WO/2019/215290A1 |
The present invention relates to a method for producing a stator carrier (40), in particular a stator carrier for an electric motor of a vehicle, by shaping, wherein at least one molding tool (12) and at least one processing tool (14) ar...
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WO/2019/210992A1 |
The invention relates to a ring rolling mill having a radial rolling device that has a main roller (H) and a mandrel device (10), between which a ring can be reshaped. The mandrel device (10) has a roller mandrel (11), at least one axial...
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WO/2019/176334A1 |
A method for manufacturing a steering shaft of a steering device according to the present invention has: a diameter-reducing part forming step for forming a second state member (10M2) by forming a diameter-reducing part (10e) in a first ...
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WO/2019/168259A1 |
The present invention relates to an embossed pipe manufacturing apparatus comprising: an uncoiler for providing a planar metal sheet; a centering guide roller for guiding, to an embossing machine at the rear end thereof, the planar metal...
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WO/2019/168260A1 |
The present invention relates to an engraved and embossed embossing mold roller having an interlocking structure, wherein, in order to solve a problem in that when an embossed pipe is manufactured using a pipe making machine for manufact...
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WO/2019/158656A1 |
The invention relates to a method for producing a ring gear which has inner toothing and outer toothing, the inner toothing being toothing for driving a pinion. In the method, a workpiece (1) is machined by a stamping tool (2). The workp...
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WO/2019/137683A1 |
The invention relates to a method used to produce a thread roller from a tool blank (10), wherein the tool blank (10) has at least one thread profile on the circumferential surface (14) of the tool blank. According to the invention, the ...
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WO/2019/131849A1 |
In a set state in which a rim original shape portion 128 of a preform 100A of a cast vehicle wheel is placed on the outer periphery of a mandrel 10, the proximal-end inner diameter of the rim original shape portion 128 of the preform 100...
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WO/2019/110287A1 |
The invention relates to a method for producing a connecting element (40) comprising at least two ball-type sections (54, 56), wherein two ball-type sections are directly adjacent to one another or wherein two ball-type sections are conn...
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WO/2019/106030A1 |
The present invention relates to rope drums (1) for winding and unwinding ropes, having a drum shell (3), to which end disks (4) are fastened at the end faces, and to rope winches having such rope drums. The invention also relates to a m...
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WO/2019/051980A1 |
Disclosed is a manufacturing process for a large annular forged piece. In the process, firstly a prefabricated blank is prepared; then, the prefabricated blank is manufactured into a blank by upsetting deformation of a multi-level funnel...
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WO/2019/048076A1 |
The invention relates to a radial-axial ring rolling mill for rolling a ring, comprising an axial rolling device (11) and a radial rolling device (12). The radial rolling device (12) comprises a main roll (14) and a roller mandrel (15) b...
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WO/2019/043775A1 |
Provided are: a low-cost locking screw that, with a simple configuration, reliably exhibits a nut-locking function; and a method for manufacturing the screw. Flank surfaces 22 of a screw thread 18 of a male screw 10 are designed such tha...
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WO/2019/038314A1 |
The molding of longitudinal gearings into the walls of pot-shaped and hollow-cylindrical metal parts, which are mounted on receiving bolts and shaping punches, requires radial adjustment positions, which are adjusted and aligned so as to...
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WO/2019/034750A1 |
The invention relates to a statically permanently loadable tension member or compression member (10) for a structure, which tension member or compression member has, on both end portions (12), thread flanks (14) of a thread for receiving...
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WO/2019/020619A1 |
The invention relates to a method and to a device (20) for producing a tooth system (21) on a cylindrical and in particular hollow cylindrical workpiece (22). A forming die (27) having a forming profile (31) is pressed against the workpi...
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WO/2019/020423A2 |
The invention relates to a thread forming station (1) comprising a thread forming head (2) and at least two support elements (3) which are opposite each other and between which the thread forming head (2) is secured. In the thread formin...
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WO/2019/001262A1 |
Disclosed is a process for forming, by means of warm ring rolling, a high-carbon chromium bearing steel capable of structure spheroidization, the process comprising the following steps: S1. a ring blank is heated, in a heating furnace, t...
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WO/2018/229655A1 |
The invention relates to a shoe for equids, in particular a horseshoe, which is made of titanium and of which the shape in cross section corresponds substantially to a butterfly shape. Along at least part of its length or its whole lengt...
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WO/2018/203963A1 |
A device for cold working pipe elements has two or more cams, each having a gear which meshes with a pinion to turn all of the cams. Each cam has a cam surface with a region of increasing radius and may have a region of constant radius e...
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WO/2018/196872A1 |
A shaft thread machining limiting device of a thread rolling machine, comprising a base frame, a limiting block (5), a movable positioning plate (1), a hinge pin (8), a spring I, and a spring II; the limiting block is of a plate structur...
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WO/2018/193937A1 |
The objective of the present disclosure is to provide a rivet nut with which it is possible to sufficiently prevent a reduction in lubricating performance, whether due to transportation and/or storage, or some other factors, and to provi...
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WO/2018/189028A2 |
A rolling tool (5) has a main body (6) for fastening of the rolling tool (5) in a rolling machine (1) and a profiled part (7) for the shaping treatment of a workpiece (2) to be rolled. The main body (6) and the profiled part (7) have a m...
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WO/2018/186258A1 |
In this method for cooling a main roll, sufficient strength is ensured for a shaft body of the main roll and a peripheral portion thereof, maintenance of the main roll is facilitated, and the shaft body of the main roll and the periphera...
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WO/2018/171828A1 |
The aim of the invention is to provide a stretch rolling method and a stretch rolling unit in the case of which any gripping ends can also be rolled out, while the narrowest possible installation space is used. This aim is achieved by me...
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WO/2018/167021A1 |
This multi-mandrel rolling mill (2) for continuously rolling rotational parts (100) comprises a mandrel table (4), mounted so as to be able to rotate about a first axis (X4) and a main wheel (6), mounted so as to be able to rotate about ...
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WO/2018/158845A1 |
[Problem] To provide a screw that can be screwed in until the screw closely adheres to the surface of a workpiece. [Solution] A screw wherein a complete male screw section 21 forming a helical complete male thread crest shape and an inco...
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WO/2018/149518A1 |
The invention relates to a method for producing poppet valves, the method including: cross-wedge rolling a preform (2), which has at least one disk portion (4) and a shaft portion, to produce a valve blank (10), wherein a diameter of the...
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WO/2018/141612A1 |
The present invention relates to a method for creating a shaft-hub connection (20) and to a shaft-hub connection, comprising a shaft (1) having a round or non-round outer diameter, wherein the method comprises at least the following step...
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WO/2018/130509A1 |
The invention relates to a method for producing a leaf spring (1) for a vehicle axle suspension, wherein the at least one spring arm (5) bordering on a clamping portion (2) is formed from a rod-shaped preliminary material (7, 8) by a rol...
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WO/2018/120629A1 |
Disclosed are a bolt and a method for manufacturing same. The bolt comprises a bolt head (11) and a bolt shank (12), wherein the bolt shank (12) comprises a positioning shank (121), a flexible shank (122) and a threaded part (124), with ...
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WO/2018/108105A1 |
A method of processing outer pipe threads on a hollow blank (40) by using two rolling processes. The method comprises: firstly, a first roller wheel set performs a rolling process on an outer surface of the hollow blank (40) to form a cy...
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WO/2018/097043A1 |
Through the present invention, a male thread is appropriately formed. A thread part provided to a cylindrical metal fitting according to the present invention includes a first thread formation portion and a second thread formation portio...
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WO/2018/091732A1 |
The invention relates to a wood screw (10) with a screw head (12) with a drive formation, a screw shaft (14) which extends from the screw head and which is at least partly provided with a thread, and a drilling tip (16) which adjoins the...
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WO/2018/070429A1 |
This screw-type rebar joint structure (101) comprises a pair of rebars (102, 102) and a cylinder-shape coupler (104) connecting said pair of rebars (102, 102). The rebars (102, 102) are deformed rebar having helical nodes (108) on the ou...
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WO/2018/070075A1 |
This rebar joint connects together a pair of rebars (1, 1), which are deformed rebars having a ridge (1b) in the outer periphery of the rebar main body (1a). The rebar joint has a cylindrical coupler (2) which screws onto an external thr...
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WO/2018/067916A1 |
A die matching system which is preferably implemented in die rolling machinery for fasteners employs witness or reference marks on each of the dies. An eddy current sensor is employed to sense the witness marks and to detect change in th...
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WO/2018/067062A1 |
The invention concerns a method for the manufacture of a section of screw rod (1', 1") that extends along the z-axis (Z). The method comprises the steps: processing of a workpiece (23) to comprise at least one threaded groove (11); proce...
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WO/2018/062176A1 |
This method for manufacturing a cylinder device is characterized by forming a bottomed cylinder, the method including: an intermediate molded body processing step for forming, from a blank material, a bottomed cylindrical intermediate mo...
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WO/2018/060399A1 |
This circular rolling mill (2) comprises a fixed main frame (4), a pair of cylindrical rollers (62), respectively internal and external, intended to shape internal and external radial faces of an annular part (P) and supported by a first...
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WO/2018/055484A1 |
Invention relates to a method of producing a crown wheel with near-net shaped as-forged teeth having continuous grain flow lines and having minimal machining allowance. The method of invention comprises the steps of making ring using ham...
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WO/2018/039622A1 |
Cold-forming equipment configured as a high precision thread rolling assembly utilizing racks, guide rails, a bearing assembly including rolling element linear motion bearings and a gear reduction assembly.
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WO/2018/038317A1 |
Disclosed is a tapping plate manufacturing apparatus. The tapping plate manufacturing apparatus is characterized by including: a primary cut processing part which performs piercing, which involves producing a hole that functions as a ref...
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WO/2018/028168A1 |
A method for processing a precision forging of a bearing ring, comprising the following processing steps: (1) preparing a ring blank having a chamfer by means of a machining process; (2) performing low-oxidizing heating or non-oxidizing ...
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WO/2018/026616A1 |
A tool for forming an annular workpiece, such as a gear, is provided. The tool has a cylindrical inner form member that has a perimeter that is surrounded by the gear. Driver moves axially along a central axis of the inner form member an...
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WO/2018/024354A1 |
The present invention relates to a method for increasing the loadability of the gear wheel (11), in which at least one forming body (15, 17, 19) is guided along the gear wheel (11) and the at least one forming body (15, 17, 19) enters in...
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WO/2018/012569A1 |
Provided is a forging roll device wherein a plurality of molds can be disposed in the circumferential direction of the roll shaft and with which interference between a material holding and feed unit and the roll shaft does not arise easi...
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WO/2018/012386A1 |
This disc rotor 10 has a hat part 11 having a cylindrical part 21 and a sliding plate part 12 having an insertion hole in which the cylindrical part 21 is inserted, wherein the hat part 11 and the sliding plate part 12 are coupled togeth...
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WO/2018/012494A1 |
A spin-molding method comprising: a step for preparing a plate material (1) having a ring-shaped protrusion (13), which follows an outer peripheral edge, formed on a back surface (2), the plate material having a ratio of 0.7 or less betw...
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WO/2017/198382A1 |
The invention relates to a method and a device for producing a shaped part from a circular blank, wherein the circular blank is rotated and at least one compression roller is radially applied to an outer edge of the circular blank, said ...
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