B21D 28 - Shaping by press-cutting; Perforating

Patents for B21D 28 - Shaping by press-cutting; Perforating (12,707)
04/2013
04/10/2013	CN202861094U Electronic element fixed-length cutting mechanism
04/10/2013	CN202861093U Board punching device and composite board production device using the same
04/10/2013	CN202861092U Highly-efficient silencer notching machine
04/10/2013	CN103037995A Reducing waste in metal stamping processes and systems therefor
04/10/2013	CN103028656A Stamping die side punching waste discharging structure
04/10/2013	CN103028652A Combined stamping die
04/10/2013	CN103028651A 冲孔模 Punching die
04/10/2013	CN103028650A Handheld pneumatic eyelet machine
04/10/2013	CN103028649A Double-crankshaft automatic quick punching machine and control method thereof
04/10/2013	CN102284672B Production process method for rail spike
04/09/2013	US8413561 Multiple punch and die assembly
04/09/2013	US8413558 Tool holding system
04/04/2013	WO2013044600A1 Mould-loading apparatus for numerically controlled punch
04/04/2013	DE102011054168A1 Werkzeug zum Herstellen eines Lochs in einem Bauteil Tool for producing a hole in a component
04/03/2013	CN202845625U Locating device of high-precision hole punching
04/03/2013	CN202845545U Mesh punching die
04/03/2013	CN202845544U Processing mold for knockout hole
04/03/2013	CN202845543U Beam punching tool for electric bicycle clothes hanger
04/03/2013	CN202845542U Spring flat steel punching tooling
04/03/2013	CN202845541U Scrap material anti-jump structure of die
04/03/2013	CN202845540U Mould for punching on keel
04/03/2013	CN202845539U Section steel punching device
04/03/2013	CN202845538U Punching equipment
04/03/2013	CN202845537U Punching device
04/03/2013	CN202845536U Punching forming mold
04/03/2013	CN202845535U Metal can cap punching shear die
04/03/2013	CN202845534U Notching mechanism utilizing stamping die
04/03/2013	CN202845533U Sheet metal part notching mould
04/03/2013	CN202845532U Diaphragm spring forming mould
04/03/2013	CN202845531U Trimming mold
04/03/2013	CN202845530U Rotation type sheet metal supporting mechanism of uncoiling blanking die
04/03/2013	CN202845529U Blank shearing device
04/03/2013	CN202845528U Shearing mechanism of circuit breaker operation square bar
04/03/2013	CN202845527U Adjustable plate cutting device
04/03/2013	CN103008450A Automatic die-cutting and forming production line of inner container
04/03/2013	CN103008444A Multi-hole forming machine for section tube and using method thereof
04/03/2013	CN103008443A Material sheet stamping device
04/03/2013	CN103008442A Pintle chain four-hole punching device
04/03/2013	CN103008441A Method for calculating thin-wall profile micropore processing
04/03/2013	CN103008440A Stamping mold used for cutting section steel
04/03/2013	CN103008439A Separating type motor punching sheet compound die and punching machine
04/03/2013	CN103008438A Processing and positioning device for automobile brake shoe panel
04/03/2013	CN103008437A Operation method of automatic regular array production device used after stamping of non-hole plane reinforced sheet steel
04/03/2013	CN103008436A Automatic regular array production device used after stamping of non-hole plane reinforced sheet steel
04/03/2013	CN103008435A Automatic regular array production device used after stamping of perforated-plane reinforced sheet steel
04/03/2013	CN103008434A Scrap cutoff process of outer covering part mold of automobile
04/03/2013	CN103008433A Low-stress and high-efficiency precise blanking method for medium-high frequency inductive heating of rod tube material
04/03/2013	CN103008432A Rotary-cut type edge cutting machine
04/03/2013	CN102240721B Automatic mouth tearing device of section bar
03/2013
03/28/2013	US20130074859 Foil roll for use with pad for removing nail gel and acrylic nails and method for manufacturing
03/28/2013	DE102011102288B4 Vorrichtung und Verfahren zur Herstellung eines Stirnrads mit einer Schrägverzahnung Apparatus and method for manufacturing a spur gear with helical teeth
03/27/2013	CN202839844U lithium battery pole piece molding machine
03/27/2013	CN202825253U Easy-to-locate type square box clamping device
03/27/2013	CN202824458U Drawing punching mould without abrasion loss in plunger chips
03/27/2013	CN202824348U Compact modularized mould library device
03/27/2013	CN202824347U Novel mesh hole cold-punching die
03/27/2013	CN202824346U Convex die head device for generating line punching machine
03/27/2013	CN202824345U Compressor lower casing stamping die with punch forming of four holes achieved once
03/27/2013	CN202824344U Standard type pre-punching punch with long service life
03/27/2013	CN202824343U Tool ruler for punching mould of round plate positioning hole
03/27/2013	CN202824342U Punching device
03/27/2013	CN202824341U Mounting hole stamping processing die of automobile damper spring upper seat
03/27/2013	CN202824340U Punching processing die of automobile damper spring upper seat
03/27/2013	CN202824339U Irregularly-shaped hole punching mould
03/27/2013	CN202824338U Steel pipe automatic punching system
03/27/2013	CN202824337U Hole-punching equipment used for carrier tape forming
03/27/2013	CN202824336U Novel automatic eyelet machine
03/27/2013	CN202824335U Punching hole mesh anti-wrinkle device
03/27/2013	CN202824334U Localizable dinking
03/27/2013	CN202824333U Gear transmission servo drive slider mechanism for full servo notching machine
03/27/2013	CN202824332U Punching die shank of punching motor of punching machine with single groove
03/27/2013	CN202824331U Split-type blanking mould
03/27/2013	CN202824330U Thermal Diffusion (TD) coating high strength steel plate stamping die
03/27/2013	CN202824329U High-speed punching mould for motor stator punching pieces
03/27/2013	CN202824328U Punch press die used for manufacturing elevator car angle iron
03/27/2013	CN202824327U Fan-shaped piece blanking die
03/27/2013	CN202824326U Blanking processing device of automobile damper spring upper seat
03/27/2013	CN202824325U Stamping blanking processing die of automobile damper device stabilizer bracket
03/27/2013	CN202824324U Stamping die for removing sharp burr
03/27/2013	CN202824323U Multi-purpose trimming die
03/27/2013	CN202824322U Stamping waste collecting and cropping structure
03/27/2013	CN202824321U Tooling structure of deburring for automobile lock core
03/27/2013	CN202824320U Location and pokayoke mechanism of inner plate notch of center pillar
03/27/2013	CN202824319U Sheet-punching machine
03/27/2013	CN102990305A Machining method for noble metal
03/27/2013	CN102989914A Automatic punching positioning system
03/27/2013	CN102989912A Steel tube flaring and punching device
03/27/2013	CN102989864A Automatic production system of gooseneck groove of container
03/27/2013	CN102989863A Punching die of vacuum booster upper push rod assembly
03/27/2013	CN102989862A Punching device and punching method for weld marks of single-cylinder driven laser welding machines
03/27/2013	CN102989861A Inclined cutting die
03/27/2013	CN102989860A Cold cutting die for titanium alloy precision-forged blade
03/27/2013	CN102989859A Automatic cutter device
03/27/2013	CN102989858A Automatic molding machine for automobile interior belt line
03/27/2013	CN102228928B Hot stamping die structure
03/21/2013	WO2013039102A1 Method for forming holes in sheet-like material and hole-forming device
03/21/2013	US20130067981 Method for Producing a Contact Face of a Head of a Golf Club
03/21/2013	DE102012206657A1 Verfahren zum Einbringen einer Umformung in ein plattenartiges Werkstück A method for introducing a transformation into a plate-like workpiece
03/20/2013	CN202803909U Mold for molding big square hole, small square hole and top hole on housing in main body of washing machine clutch
03/20/2013	CN202803908U Perforating needle for processing copper section bars with holes

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