Patents
Sitemap › B21 - Mechanical metal-working without essentially removing material; Punching metal › B21D - Working or processing of sheet metal or metal tubes, rods or profiles without essentially removing material; Punching › B21D 22 - Shaping without cutting, by stamping, spinning, or deep-drawing
Patents for B21D 22 - Shaping without cutting, by stamping, spinning, or deep-drawing (12,324)
12/2010
12/01/2010CN101590499B Production method and special production device for end plate of tubular pile hoop
12/01/2010CN101559447B Thin wall pipe connector and processing method thereof
12/01/2010CN101537453B Pressure control method for forming aluminum alloy covering part viscoelastic-plastic soft mode
12/01/2010CN101508001B Finish stamping and forming die and use thereof in vehicle seat transmission shaft forming aspect
12/01/2010CN101450362B Cold stamping processing method and device of crankshaft spline tooth
11/2010
11/25/2010WO2010087679A3 Method for manufacturing transmission bearing retainer
11/25/2010DE102006035516B4 Vorrichtung und Verfahren zur Umformung, insbesondere Warmumformung, eines Werkstücks Apparatus and method for forming, in particular hot forming, a workpiece
11/24/2010EP2253395A1 Piping-member manufacturing method
11/24/2010EP1736255B1 Molding method by forging and molding method for case
11/24/2010CN201644687U Special device for formation of semi-finished furniture connecting rod
11/24/2010CN201644667U Automatic feeding machine of punch press
11/24/2010CN201644665U Automatic material conveying device for turntable of rotary pressing machine
11/24/2010CN201644644U Impact extrusion die for circular navel of automobile plate spring
11/24/2010CN201644638U High-speed fractional molding die for guide rail class stamping parts
11/24/2010CN201644637U Drawing forming mold
11/24/2010CN201644632U One-stamping-four type coldstamping composite die
11/24/2010CN201644630U One-step molding stamping die of side lock installing piece
11/24/2010CN201644604U Fan impeller spinning device
11/24/2010CN201644603U Conical spiral-necking heterotypic-forge forming machine for pipe
11/24/2010CN201644602U Movable air cushion for mould debugging machine tool
11/24/2010CN201644601U Needle punching device
11/24/2010CN201644600U Positioning device for punching machine
11/24/2010CN201644599U Material saving device of plug-in terminal
11/24/2010CN101896295A Conveyance equipment and hot press forming device having it
11/24/2010CN101896293A Method for manufacturing super strong steel body
11/24/2010CN101896292A 热压成形装置以及热压成形方法 The hot press forming apparatus and a hot press forming method
11/24/2010CN101890449A Integral spinning forming process for special pipes and support device thereof
11/24/2010CN101890448A Moulding press for reinforcing pressureproof steel plate
11/23/2010US7836745 Method for cold forging high strength fastener with austenitic 300 series material
11/18/2010WO2010130880A1 Method and mould arrangement for manufacturing articles with the help of a mould
11/18/2010WO2010130879A1 Method and apparatus for manufacturing articles with the help of a mould
11/18/2010US20100291435 Battery parts having retaining and sealing features and associated methods of manufacture and use
11/18/2010DE102009033647B3 Method for reducing the grain size in a massive, cylindrical workpiece, comprises rolling a pressure roller over a circumference of the cylindrical workpieces and then delivering in radial direction of the cylindrical workpieces
11/18/2010DE102009000934A1 Method for manufacturing formed parts and/or stamped parts from molding blank, involves forming formed parts and/or stamped parts with operation cycle of press during pressing tool kits
11/17/2010EP1963545B1 Method for the carboxylation treatment of metal surfaces, use of said method in order to provide temporary protection against corrosion and method for producing shaped sheet metal thus carboxylated
11/17/2010CN201636401U Integral slotted rupture disk overpressure safety protection device
11/17/2010CN201632556U Drawing die for seamless steal cylinders
11/17/2010CN201632553U LED strip cup bracket stamping die
11/17/2010CN201632545U Elastic spinning tool rest
11/17/2010CN201632542U Sheet material processing device capable of increasing wall thickness of metal sheet material
11/17/2010CN201632531U Deep drawing device for rectangle light-weight material with flange
11/17/2010CN201632530U Novel double-motion stretching hydraulic machine
11/17/2010CN201632529U Punching and forming die structure
11/17/2010CN101888908A Production method of highly dimensionally accurate half shells
11/17/2010CN101888907A Bodymaker
11/17/2010CN101885023A Metal sheet molding die
11/17/2010CN101885020A Method for reducing abrasion between punch and die sprue bush
11/17/2010CN101402119B Deep draw mould without flange edge die plate
11/16/2010US7832247 Apparatus and method for manufacturing sprocket segment
11/16/2010US7832242 Method for producing a hardened profile part
11/11/2010WO2010128540A1 Tailor welded blank material, and method for manufacture of structural member by using the same
11/11/2010US20100281943 Forming a control line protector by metal pressing operation
11/10/2010EP2248926A1 Method for producing a stamped part
11/10/2010CN201625886U Machine head rotating and rolling wheel feeding mechanism of turning groove forming machine
11/10/2010CN201625727U Various-shape terrace-die forming mold with controllable draw bead added with radial pushing force
11/10/2010CN201625726U Forming die with controllable draw bead added with radial pushing force
11/10/2010CN201625724U Forming die exerting radial thrust
11/10/2010CN201625723U Locating pin structure on guide submodule
11/10/2010CN201625722U Fast detachable drawing punch structure
11/10/2010CN201625721U Single-body type female-male mold structure of blind
11/10/2010CN201625717U Cut-off stretching module for making horns
11/10/2010CN201625715U Stretching mold with multi-stage positioning
11/10/2010CN201625704U Fixing structure of upper die carrier of punching machine
11/10/2010CN1780734B Composite material and plastically worked article using the same
11/10/2010CN101883871A A method of producing a painted steel sheet product of high strength
11/10/2010CN101879675A Manufacture method of rotary pressing pot
11/10/2010CN101879553A Drawing die for high-tension plates and drawing technique utilizing same
11/10/2010CN101879546A Spinning process of plate-made belt pulley and forming roller used for same
11/10/2010CN101879545A Forming machine for end part of mechanical type pipe fitting
11/10/2010CN101495251B Shape defect factor identification method, device, and program
11/09/2010US7827843 Device for controlling the drawing process in a transfer press
11/09/2010CA2583701C Process for manufacturing a part of a metal matrix composite material
11/09/2010CA2540737C Metal plate material hot press molding apparatus and hot press molding method
11/04/2010DE102010015734A1 Insert plate for strengthening A-pillar of motor vehicle, is manufactured by hot forming and press hardening of sheet semi-finished product
11/03/2010EP2134486B1 Bearing journal component and vehicle seat comprising a bearing journal component
11/03/2010EP2134485B1 Method for producing a bearing journal component
11/03/2010CN201618814U Apparatus for producing thin-wall metal cylinder
11/03/2010CN201618802U Improved reverse drawing die
11/03/2010CN201618801U Stretching mould
11/03/2010CN201618797U Novel mold without top mold component
11/03/2010CN201618778U Spinning machine for special production of ultralong thin-wall metal cylinder
11/03/2010CN201618777U Improvement structure of metal cylinder body spinning machine
11/03/2010CN201618776U Full automatic hydraulic copper waterstop moulding device
11/03/2010CN201618775U Multifunctional composite punch die of hand knife shell
11/03/2010CN201618774U Pneumatic die cushion device
11/03/2010CN201618773U Punch with safety protection function
11/03/2010CN1809650B Hot press-formed article and method for its manufacture
11/03/2010CN101875085A Die for manufacturing drill stem connector blank
11/03/2010CN101875079A Rolling and forming system for processing reinforcement beam of automobile
11/03/2010CN101875075A Cold and hot spinning machine and hot spinning method
11/03/2010CN101569903B Realization method of oriented and orderly assignment of diamond in tool bit
11/03/2010CN101537422B Plastic-based aluminum film separation and recovery system and method
11/03/2010CN101396229B Production method of lotus leaf type non-sticking cooking utensils
11/03/2010CN101357383B Cracking-prevention control method of vehicle oil-tank bracket tension
11/03/2010CN101111325B Molding method for precoated steel sheet
11/02/2010US7823432 Method of forming spring washer blind-holes into a piston for an automobile transmission
10/2010
10/28/2010WO2010122769A1 Molding simulation method, molding simulation device, molding simulation program, and recording medium therefor
10/28/2010US20100270700 Stamping tooling for thermoplastic parts and method
10/28/2010US20100269560 Pneumatic biasing of a linear actuator and implementations thereof
10/27/2010EP2242863A1 Process for manufacturing stamped products, and stamped products prepared from the same
1 ... 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 ... 124