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WO/2023/138030A1 |
A two-fire forming forging process for a large crank throw, comprising a forging machine, an anvil die, and an operation device. The process comprises: setting the shape and parameters of a precast forging piece having a boss and two win...
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WO/2023/138888A1 |
The invention relates to a straightening machine (1) for straightening steel profiles, in particular a straightening machine (1) having double-mounted straightening shafts (4) on each of which straightening rollers (5) are arranged to fo...
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WO/2023/138278A1 |
The present application relates to a conjoined forging die for forging a large crank throw. A female die and a trapezoidal die are adjacently arranged on a same die body, and the region where the two dies are adjacent to each other is a ...
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WO/2023/139151A1 |
The invention relates to a method for the laser processing of a workpiece (102), which has a curved surface (104), in which method at least one focus element (122) is provided by means of an input laser beam (110), the surface (104) of t...
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WO/2023/138595A1 |
The present invention discloses a pipeline, which has a corrosion-resistant layer and a base layer in the thickness direction, wherein the corrosion-resistant layer is at least located on the inner wall of the pipeline; and the corrosion...
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WO/2023/138121A1 |
A method for producing a thin specification steel plate, wherein a rolling process comprises: turning off a roller-table cooling water, smoke suppression and a rolling mill side spraying, two pieces of steel in advance; closing a roller ...
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WO/2023/140507A1 |
The apparatus for manufacturing a laminated core of a motor according to the present invention comprises a laminating unit 1 for forming a base material 100 into a lamina member 201 by continuous press processing, and laminating a plural...
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WO/2023/138119A1 |
A non-contact photographing hole measurement calibration device and method, relating to the technical field of image measurement calibration. The device comprises a base (1), a mounting platform (2), a calibration assembly (3), and an il...
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WO/2023/138277A1 |
The present application relates to a combined conjoined reverse buckling forging die for forging a large crank throw. An anvil replacing die and a bending die are adjacently arranged on the same die body, wherein an inner shape of the an...
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WO/2023/136024A1 |
In a method for evaluating the peripheral shape of a press formed item according to the present invention, the peripheral shape of a press formed item workpiece bottom dead center shape model 17, which was acquired by mechanical analysis...
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WO/2023/134975A1 |
The invention relates to a method for optimising (1) forming processes (2, 3) for forming workpieces (4), in which information (10) characterising a relative position (8) of a workpiece (4) inserted in a forming device (5) in relation to...
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WO/2023/136023A1 |
A press-molded article spring-back amount evaluation method according to the present invention involves: determining a spring-back amount of an actual press-molded article 11, which has been actually press-molded and sprung back, by perf...
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WO/2023/133989A1 |
Disclosed is a numerical control conical steel pipe spinning machine for a steel pipe in a static state in the technical field of street lamp pole machining. The numerical control conical steel pipe spinning machine comprises a lathe bed...
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WO/2023/134226A1 |
A surface pretreatment process for steel wire machining. The process comprises the following steps: step one, conveying a steel wire by means of a feeding roller provided on a pretreatment device, and leading and pulling the steel wire b...
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WO/2023/134038A1 |
A clamping track device clamped on a precast pile and a use method of the clamping track device. The clamping track device comprises an annular mechanical track (1), a tensioning ring frame (2) at the top, a synchronous ring frame (4) at...
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WO/2023/134616A1 |
Disclosed is a pipeline, having a corrosion resistant layer and a base layer in a thickness direction. The corrosion resistant layer is at least located on the inner wall of the pipeline. In addition to Fe and inevitable impurities, the ...
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WO/2023/134828A1 |
The invention relates to devices (10) and methods for producing wave winding wires for a coil winding of an electric machine via flat winding, wherein a row of shaping elements (14.1, 14.2), each having a holder (16) for holding a straig...
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WO/2023/134665A1 |
Disclosed in the present invention are a hot stamped steel plate with Al-Zn-Mg-Si plating and a hot stamping method therefor; before hot stamping, the initial structure of the Al-Zn-Mg-Si plating is composed of a Zn-rich phase, an Al-ric...
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WO/2023/134904A1 |
The invention relates to a device (10) for stabilizing the run of a metal strip (4) exiting a nozzle construction (6), in particular in a galvanizing system or a coating system, comprising: a stabilization module (8) with a plurality of ...
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WO/2023/136172A1 |
Disclosed is a new method with which a curved portion having a small radius of curvature can be formed easily, while suppressing wrinkles and buckling of a starting material tube. A method for manufacturing a hollow member according to t...
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WO/2023/135914A1 |
A press-forming analysis method according to the present invention includes: a first blank generation step S1 for generating a reference wavy shape blank model 3; a first shape acquisition step S3 for acquiring a first shape 5, which is ...
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WO/2023/135913A1 |
A press-forming analysis method according to the present invention includes: a reference press-formed article shape acquisition step; a corrugated blank model generation step of generating a corrugated blank model 7; a corrugated blank p...
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WO/2023/135345A1 |
The present invention enables the assembly of: a solar panel frame (4) having a first flap (2) provided with first eyelets (7); and a solar tracker profile (6) having a second flap (3) and a ferrule (9), and comprises: - a head (1) provi...
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WO/2023/131493A1 |
The invention relates to a method and a device for the production of dimensionally accurate sheet metal components (3).
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WO/2023/131465A1 |
The invention relates to a method for straightening rod-shaped material (1) that is not straight, in which a target plastic deformation (s_soll) at a deformation position (12) of the rod-shaped material (1) is determined, a straightening...
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WO/2023/130777A1 |
A wire drawing production apparatus for wire coils, the apparatus comprising a wire drawing mechanism and a winding mechanism, wherein the wire drawing mechanism comprises a wire drawing platform (1), and a rolling component and a guide ...
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WO/2023/130773A1 |
A method for cross-process use of a cold/hot-rolled excess material. The method comprises: acquiring a plurality of futures contracts and a plurality of cold/hot-rolled excess materials having the same steel grade; using the futures cont...
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WO/2023/133222A1 |
A span to span duct coupler includes a coupler, a first end flange, and a second end flange. A first concrete element is formed to include a duct segment and the first end flange. The first end flange may be coupled to the first duct seg...
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WO/2023/131913A1 |
A spray quenching system including a quench box configured to receive a part for quenching. The system may include mechanical arms disposed within the quench box and thermocouples disposed on the mechanical arms that may be moved to cont...
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WO/2023/123859A1 |
A graphene/copper composite deformed copper-chromium-zirconium alloy layered strip material and a preparation method therefor. An embodiment comprises: first carrying out ambient temperature equal channel angular pressing (ECAP) and cryo...
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WO/2023/124056A1 |
A side punching waste material pushing die structure, which, in order from top to bottom, comprises an upper die base (1), an upper backing plate (2), a fixing plate (3), and a lower die base (4); a first driving punch (5) is arranged be...
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WO/2023/122870A1 |
A material falling structure, comprising: a bottom plate (1), a base (101) being mounted at the top of the bottom plate (1), and a collection groove (102) being formed in the inner side of the base (101); a lower mold base (2), the lower...
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WO/2023/122865A1 |
A cutter mounting mechanism, comprising a workbench (1), a support frame (2), an electric push rod (3), a sliding slot (4), a screw rod (5), a nut (6), a snap ring (7), a snap slot (8), a connecting rod (9), a rotating shaft (10), and a ...
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WO/2023/128806A1 |
The invention relates to a tensioning device for winding metal tubes into a coil. A tensioning device for winding metal tubes into a coil comprises, mounted for rotation, an upper replaceable roller and two lower replaceable rollers, whe...
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WO/2023/125732A1 |
The present application provides a spoke and a preparation method therefor, and relates to the technical field of spoke manufacturing. The method comprises: performing positive drawing molding and punching on a plate to obtain an arched ...
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WO/2023/126746A1 |
The process comprises the following phases: providing one first bar (2) and one second bar (3) made of one metallic material and extending along relevant longitudinal directions, each provided with a first ending surface (4) and with a s...
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WO/2023/127695A1 |
A press-forming apparatus 300 comprises a die 330, a punch 310, and a die pad 320. The die pad 320 is disposed inside the die 330. The die pad 320 is disposed so as to face the punch 310. At a molding bottom dead point PL, holes 400A, 40...
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WO/2023/128804A1 |
The invention relates to automatic welding machines for forming longitudinal ribs on tubes for heat exchangers. The present automatic welding machine for forming longitudinal ribs on tubes comprises, arranged symmetrically about a circle...
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WO/2023/126285A1 |
Systems and methods are provided for a tensioning device configured for increasing tension in a line. A system may include a rotating member configured to support a line, the rotating member being configured to rotate around a shaft. A l...
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WO/2023/122873A1 |
A stamping device, which comprises a bottom plate (1); an adjustment box (2) is fixedly connected to the top of the bottom plate (1); a motor (4) is fixedly connected within the adjustment box (2); a threaded rod (5) is fixedly connected...
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WO/2023/126073A1 |
The present invention relates to a method for manufacturing lamellas (20) from sheet metal (30) for a stack of such lamellas (20), i.e. a lamination, such as the core of a transformer or of a rotor or a stator of an electric machine. Acc...
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WO/2023/123208A1 |
Provided in the present invention is a split-type double-pier-head blank-making mold applied to a screw press, which mold can solve the technical problem in existing molds of the workpiece forging quality being affected due to a feeding ...
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WO/2023/129793A1 |
A non-pneumatic tire includes a lower ring having a first diameter and an upper ring having a second diameter greater than the first diameter. The upper ring is substantially coaxial with the lower ring. The non-pneumatic tire further in...
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WO/2023/127073A1 |
An α+β type titanium alloy shaped material according to an embodiment of the present invention has a 0.2% yield strength of 830 MPa or higher, an elongation percentage of 10% or higher, a fatigue strength of 450 MPa or higher, and an a...
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WO/2023/126072A1 |
A cable tray including a pair of generally parallel spaced-apart side rails, each side rail defining a plurality of openings. Rungs extend between the rails at intervals spaced along the rails. Each rung includes at least two side walls....
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WO/2023/127442A1 |
Provided is a press device capable of inhibiting a decrease in productivity of electromagnetic steel sheets associated with a change in the shape of the electromagnetic steel sheets. A press device (1) according to one embodiment of the ...
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WO/2023/125733A1 |
A wheel spoke die, comprising an upper die plate (121), a lower die plate (111), an upper die assembly arranged on the upper die plate, and a blanking female die (115), a lower die member (112) and a sheet metal fixing assembly arranged ...
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WO/2023/127413A1 |
Provided is a Cu-Sn containing steel manufacturing method that enables high-temperature processing at a low cost without generating cracks on the surface of a Cu-Sn containing steel even in high-temperature processing using a heating fur...
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WO/2023/127479A1 |
Provided is a processing device with which it is possible to manufacture a metal member having exceptional corrosion resistance at a cut end surface thereof. A processing device (20) comprises a punch (21) and a die (22) that are positio...
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WO/2023/126074A1 |
The present invention relates to a method for manufacturing lamellas (20) from sheet metal (30) for a stack of such lamellas (20), i.e. a lamination, such as the core of a transformer or of a rotor or a stator of an electric machine. Acc...
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