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WO/2010/094953A1 |
A method of forming a curved sheet (202) is provided. The method comprising the steps of : configuring a first pin array (100) to have a profile aligned with the curved sheet (202) to be formed; configuring a second array (142) to transp...
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WO/2010/093710A1 |
A two-dimensional sheet of material for bending along a bend line to form a three- dimensional article having a load-bearing bend line, the sheet including at least one bend- controlling displacement. The displacement includes a displace...
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WO/2010/089321A1 |
The invention relates to a punching press (10) for punching metal sheets, comprising a ram (14) with a first drive (16) for moving the ram (14). The punching press further comprises a sheet delivery device (22) for delivering punched she...
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WO/2010/089449A1 |
The invention relates to a pipe cutting apparatus, comprising a tubular or box-like frame (1), a pipe clamp (9) inside the frame for immobilizing a pipe (P) to be cut, an annular blade carrier (3) rotatably bearing-mounted on the frame a...
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WO/2010/087679A2 |
The present invention relates to a method for manufacturing a bearing retainer for a transmission and particularly to a bearing retainer wherein the bearing supporting the transmission shaft is fixed so that it is immobile in the shaft d...
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WO/2010/084527A1 |
A device (1) for making a hole in thin plate metal has an upper die holder (2) vertically moved by a hydraulic ram, a pressing plate (3) secured to the upper die holder (2), a pressing pad (5) suspended from the upper die holder (2) via ...
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WO/2010/075915A2 |
The invention relates to a method for producing a cage (1) of a rolling bearing. For the method according to the invention, a first punching surface (8), a second punching surface (9), and an embossing surface (12, 13) of a punch arrange...
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WO/2010/074650A1 |
A cutting line partially through a multilayer plate structure (1) comprising at least one rigid layer (6, 7) attached to a non-rigid layer (5) is formed by punching in one operation a cutting edge (15) through at least the rigid layer (6...
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WO/2010/072411A1 |
The invention relates to a loading and unloading unit (1) for sheet metal, comprising a first tool holder (10, 39). In this way, the tools (11) can be passed from a first tool magazine (13) to a second tool receptacle (15) that is integr...
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WO/2010/072757A1 |
The invention relates to a device (1) for flush fitting a part (4') in a ring (6), characterised in that the device includes: ring supports (3, 25) capable of maintaining a ring (6) immobile; a punch (11), recessed in a recess (15) for a...
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WO/2010/072326A1 |
The invention relates to a tool for a punch press (1) and to a punch press (1), displacing a tool insert (24) in an oscillating motion by assembling the tool to a mechanical device drive by a drive device (14) of the punch press (1). An ...
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WO/2010/071006A1 |
In a punching device (10), a housing (11) for supporting a lower die (12) and an upper die (13) is formed in a rectangular shape. A space penetrating through side surfaces (11c, 11d) of the housing (11) from the inside thereof and conne...
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WO/2010/066776A1 |
A wedge drive for redirecting a vertical pressure force comprises at least one slide bed, a slide wedge and a driver, wherein at least one bearing cam (36) is provided for moveably coupling the slide wedge (3) in the slide bed (2), where...
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WO/2010/061437A1 |
A bur removing punch pin (11) is provided with a rotating mechanism wherein a flange-like abutting section (31b) is formed on an upper end section on an outer circumference side section of a punch pin (31), and a plurality of grooves (31...
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WO/2010/058450A1 |
A method of producing a blind bolt, which can enhance production efficiency, while reducing the product cost of the blind bolt. The method of producing a blind bolt which can fasten another member to such a member as a hand does not reac...
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WO/2010/053895A1 |
A retain-and-release member, which is coupled to a punch holder of a punch assembly, engages a punch tip against an end of the holder, such that a working portion of the tip extends from the end. A punch guide sidewall of the assembly in...
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WO/2010/053897A1 |
A punch tool assembly includes an adjustment subassembly coupled to a canister sidewall of the assembly. The adjustment subassembly includes a punch head, which engages a punch holder, or body, of the punch tool, at a threaded interface,...
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WO/2010/039150A1 |
The present invention is premised upon a method of piercing a hole through a plate member by removing at least 10% of the hole offal material prior to piercing the hole. In the case of high strength steel plating (e.g. armor plating), th...
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WO/2010/034298A1 |
The invention proposes a cold-rolled metal sheet (1) having stamped-in tear drop-shaped patterns (2), a method for producing said metal sheet (1), and a stamping apparatus for carrying out the method using a single-stroke tool (9).
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WO/2010/013818A1 |
Disclosed is a sheet shearing method, which can shear a sheet in a high quality by working a mold precisely without narrowing a clearance. In the sheet shearing method, a sheet (1) having at least one nonmetal layer (1b) is arranged bet...
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WO/2010/013531A1 |
Disclosed is a blanking die for carrying out fine, precision blanking when a three-dimensional molded article (curved molded article, folded molded article), a press-molded article or an injection molded article is blanked along a three-...
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WO/2010/012546A1 |
The invention relates to a locking system for a rotatable part, in particular in arrangements in which two parts which can be rotated in relation to each other, for example a die and a punch in a stamping apparatus, have to be aligned ex...
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WO/2010/004980A1 |
An adapter (21) for tapping used for a turret punch press comprises ring gears (29) to which tapping metal molds (25) are attached, and a gear holder (31) in which the ring gears (29) are installed and which can be attached to a turret (...
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WO/2010/000389A1 |
The incomplete compound die cut along the circumference of the fine-blanked part is carried out with a specially shaped cutting edge of cutting punch (11) and/or cutting plate (5) such that the fine-blanked part (1) initially remains bon...
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WO/2009/158207A1 |
The invention involves an anti-vibration die holder (70) for a press, such as a metal-fabricating press. The anti-vibration die holder (70) preferably includes at least one resilient surface (700) adapted to contact a die when the die is...
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WO/2009/153833A1 |
A drilling punch for sheet metal includes a cylindrical punch body (25) and a protrusion (27) integrally provided at one of end surfaces (26) of the body (25). The protrusion (27) includes an integrally provided cylindrical part (43) con...
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WO/2009/138686A1 |
The invention relates to a punching machine (1) for punching an item (2), such as the door of an electrical cabinet or box. According to the invention, the machine comprises a row of punching tools (3, 4) and a row of die tools, each pun...
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WO/2009/131253A1 |
Provided are a plastic machining method for forming a metal component having no defect, e.g. burr, in the form, a method of producing a metal component using the plastic machining method, a die and a processing machine for use therein, a...
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WO/2009/125786A1 |
Provided is a shearing method by which no burr occurs on the back side of a sheared product or even if a burr occurs, the size of the burr can be kept small. By using a removal-side die (punch (20)) provided with a shearing part (21) for...
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WO/2009/121412A1 |
The invention relates to a notcher comprising a rotary drive (8) for rotating a rotor (9). Said rotor (9) rotates about a first axis. The claimed notcher also comprises a conversion mechanism (10) for converting the rotational movement i...
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WO/2009/116958A1 |
A method and an apparatus (75) for producing a grille (1, 20) with modular elements, comprising structural elements (3, 6, 18, 80a, 80b, 41a, 41b) obtained from hollow, semi-finished bars (34, 60, 70). The method and apparatus (75) invol...
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WO/2009/114113A2 |
The invention is hollow structural members, a rail system based thereon and method of manufacturing such hollow structural members. Embodiments of the structural members may be hollow triangular prism-shaped with a cross-section that is ...
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WO/2009/110452A1 |
Disclosed is a lubricant composition for fine blanking, which is an environmental-friendly chlorine-free working oil but still enables a die life comparable with the case where a chlorine-containing oil is used. The lubricant composition...
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WO/2009/109882A1 |
Punching apparatus comprising: first housing means (9, 9A) in which punching means can be arranged that can be driven by driving means (7, 8) and having a first temperature (T1); second housing means (10, 12) in which die means (11) can ...
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WO/2009/104084A1 |
The present invention concerns a process and an apparatus for positioning blanks in a tool provided with at least one die (101), at least one locating device (103) for centring the blank (B) and at least one stripper element (105) for se...
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WO/2009/104210A1 |
The present invention concerns a process for the blanking and/or stamping of laminations in a tool provided with at least one die (101), at least one locating device (103) for centring the lamination (B) and at least one stripper element...
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WO/2009/103326A1 |
The invention relates to a method for producing a fastening arrangement of a blind riveting nut (22) on a component, particularly an internal high-pressure forming part (12), wherein a through-opening (14) is introduced into a wall (10) ...
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WO/2009/101224A1 |
Machine for punching holes through a longitudinal sheet or wheel rim passing in a horizontal direction, using punches, and also for cutting said sheet to obtain sheet portions or pieces. The machine is characterized in that the punching ...
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WO/2009/095262A2 |
In a method according to the invention to produce breaks in a chassis section (1) of a motor vehicle as necessary, at least two guide holes (5) are provided which correspond to the necessary breaks (3) in the chassis section (1) as the c...
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WO/2009/096257A1 |
A press device which can perform punching and bending with high precision without being affected physically from a pressure transmitting section by eliminating the impact of operational behavior or heat from the pressure transmitting sec...
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WO/2009/090389A1 |
A method of providing registration holes in a workpiece (10) having a defined working area (11) including forming a raised portion (12) on the part of the workpiece not contained within the working area for providing a datum (16) in a fi...
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WO/2009/089881A1 |
A method for producing closure elements for metal touch-and-close fasteners, in a metal carrier (3) notches (13) corresponding to the outlines of hook elements (1) to be configured being made, while leaving a connecting line in each case...
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WO/2009/084948A1 |
During a blanking process in which transverse elements for use in a push belt for a continuously variable transmission are blanked out of basic material, a hole forming member is applied for the purpose of forming a hole in a surface of ...
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WO/2009/072309A1 |
A piercing punch (2) is unmovably and loosely inserted in a cylindrical cover (1) having a one-end opening hole (10) while a tip end face (20) projects from the one-end opening hole (10). A cylindrical stripper (3) is provided between th...
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WO/2009/065694A1 |
The invention relates to a method for producing a burr-free cut surface by stamping or cutting a stamping material (4) which has a material thickness (s). It is proposed that a first stamping stroke initially be performed by stamping (cu...
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WO/2009/048096A1 |
Provided is a molding apparatus, which can prevent an insufficient punch or a damage of a punch/die due to the inclination or transverse movement of a press ram, in advance at a punching action time, which can prevent the damage of the p...
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WO/2009/041217A1 |
A method of forming a through-hole having chamfered sections at opposite ends of the through-hole has a pilot-hole forming step for forming a pilot hole in a plate-like section (70); a first chamfering step for driving a first punch into...
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WO/2009/042382A1 |
A multi-tool punch assembly includes one or more types of quick-release- type engagement members for a stripper assembly thereof. Strippers (101-103) of the stripper assembly may be formed by individual stripper members reversibly couple...
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WO/2009/039528A1 |
A two-dimensional sheet material is provided that is suitable for bending along a bend line to form a three-dimensional object. The sheet material is provided with a plurality of displacements in a thickness direction of the sheet materi...
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WO/2009/030699A1 |
A die press assembly (14) for pressing carbide steel cutting inserts for cutting tools is proposed, comprising a lower clamp (8, 13) for clamping and holding a lower punch (7), a die clamp (6, 11) for clamping and holding a die (5) and a...
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