B21D 37 - Tools as parts of machines covered by this subclass

Patents for B21D 37 - Tools as parts of machines covered by this subclass (19,804)
12/2013
12/11/2013	CN203330259U Bulging die for small-opening-diameter thin-wall aluminum bushing
12/11/2013	CN203330258U Cold-punching die for metal bushing of car
12/11/2013	CN203330257U Split type die
12/11/2013	CN203330256U Lifting cylinder jacket flanging die
12/11/2013	CN203330255U Die core structure of pre-necking die
12/11/2013	CN203330254U Spoke stamping die
12/11/2013	CN203330253U Novel spoke forming device
12/11/2013	CN203330252U Simple spoke stamping die
12/11/2013	CN203330251U Universal caster mounting bracket forming die device
12/11/2013	CN203330250U Zinc block iron bar pressing die
12/11/2013	CN203330249U Automobile reinforcing spacer bush necking die
12/11/2013	CN203330248U Hard alloy assembling die
12/11/2013	CN203330247U Spoke bending stamping die of spoke machine
12/11/2013	CN203330246U Binding-off tool of aviation self-lubricating bearing
12/11/2013	CN203330245U Novel pipe fitting pipe opening inside flanging tool
12/11/2013	CN203330244U Steel tube straightening and protecting device
12/11/2013	CN203330243U Compact type bowed roller bearing seat of double-roller type temper mill
12/11/2013	CN203330242U Device punching and trimming gear blank piece simultaneously
12/11/2013	CN203330226U Secondary scrap cutting off device of trimming die
12/11/2013	CN203330191U Device for straightening angle steel of electric power iron tower
12/11/2013	CN203330179U Pure titanium sheet straightening device
12/11/2013	CN203330165U Spoke forming device
12/11/2013	CN103443955A Method of manufacturing cladding for laminated battery
12/11/2013	CN103434940A Lifting device of straightening machine mould and lifting method of lifting device
12/11/2013	CN103434182A Pressure adjusting device of die-cutting machine
12/11/2013	CN103433906A Hub spinning moving die containing structure
12/11/2013	CN103433391A Heat gain forming device for high-strength steel plates
12/11/2013	CN103433390A Novel rotary wedge
12/11/2013	CN103433389A Groove pressing process production line of bearing retainer
12/11/2013	CN103433388A Flanging die
12/11/2013	CN103433387A Stamping hole flanging device
12/11/2013	CN103433386A Crimping die
12/11/2013	CN103433385A Pipe-bending machine with split type mould
12/11/2013	CN103433384A Controllable variable-temperature combined multiple-punch forming device for high-strength steel plates
12/11/2013	CN103433383A Flanging gasket punching die
12/11/2013	CN103433382A Lower die plate of terminal progressive die
12/11/2013	CN103433381A Pipe-bending die
12/11/2013	CN103433380A Raised forming method of drawing mould of automobile panel
12/11/2013	CN103433379A Bend pipe mold
12/11/2013	CN103433378A Stamping die used for sealedwiring base
12/11/2013	CN103433377A Blanking, punching, flanging and forming composite die
12/11/2013	CN103433376A Independent switching mechanism for stamping die
12/11/2013	CN103433375A Positioning mechanism of multi-station mould
12/11/2013	CN103433374A Stamping device with slidable pedestal
12/11/2013	CN103433373A Punching machine
12/11/2013	CN103433372A Method for manufacturing long rotor punch of magnetic suspension linear motor and special die
12/11/2013	CN103433371A One-time-forming device of line iron accessory M-shaped holding iron
12/11/2013	CN103433369A Automatic processing equipment for face cover of oil heater
12/11/2013	CN103433366A Method for forming deformed section ring piece through rectangular aluminum alloy section ring piece thermal expansion
12/11/2013	CN103433365A Method for forming special-shaped section annular piece through thermal expansion of bearing steel rectangular section annular piece
12/11/2013	CN103433364A Thermal-bulging forming method of high-temperature alloy rectangular section ring unit
12/11/2013	CN103433363A Method for forming irregular section ring unit by using high-temperature alloy rectangular section ring unit in thermal-bulging mode
12/11/2013	CN103433362A Method for forming deformed section annular part from stainless steel rectangular section annular part in a thermal expansion mode
12/11/2013	CN103433360A Guiding type small-hole blanking die
12/11/2013	CN103433343A Linear punching device suitable for punching thin die plate
12/11/2013	CN103433336A Four-point bending back-and-forth pressure straightening method of profile and straightening device
12/11/2013	CN102886441B Die bending device in full-automatic numerical control hydraulic pipe bender
12/11/2013	CN102513450B Vehicle door window frame fastening die structure
12/11/2013	CN102397951B Spliced stamping mould
12/11/2013	CN101704052B Standard die set and processing method thereof
12/10/2013	US8601850 Incremental forging
12/05/2013	WO2013178615A1 Method and device for producing shaped sheet metal parts at a low temperature
12/05/2013	US20130319069 Heat exchanger system
12/05/2013	US20130319068 Stamping apparatus and method of use
12/05/2013	US20130318792 Manufacturing method for toothed member, manufacturing device for toothed member, and toothed member
12/05/2013	DE102012010917A1 Aufnahmevorrichtung zur Aufnahme eines Dorns und einer Hülse eines Umformwerkzeuges zum Aufweiten einer Öffnung Receiving device for receiving a mandrel and a sleeve of a forming tool for expanding an opening
12/05/2013	DE102012010793A1 Umformwerkzeug zum Aufweiten einer Öffnung mit einer Aufweitvorrrichtung Forming tool for expanding an aperture with a Aufweitvorrrichtung
12/04/2013	EP2669027A1 Method and press tool for fabricating a plate heat exchanger
12/04/2013	EP2669025A1 Press forming dies
12/04/2013	CN203316639U Automobile driving axle integral composite multi-bulging device
12/04/2013	CN203316638U Automobile drive axle integral combination external driving type bulging device
12/04/2013	CN203316636U Extrusion mechanism of efficient heat exchange tube manufacture cutter
12/04/2013	CN203316618U Automobile drive axle semi-finished product medium frequency induction heating device
12/04/2013	CN203316617U Die storage support structure
12/04/2013	CN203316616U Centering disc convenient to install
12/04/2013	CN203316615U Cylindrical guide punching machine
12/04/2013	CN203316614U Stamping die for stamping capacitor aluminum shell
12/04/2013	CN203316613U Stamping die capable of improving lapping-in rate of large covering part
12/04/2013	CN203316612U Slider cushion block
12/04/2013	CN203316611U Rivet commutator reinforcing ring die
12/04/2013	CN203316610U Pipe fitting mouth shaping die
12/04/2013	CN203316609U Elbow die used for seamless punched elbow production
12/04/2013	CN203316608U Trimming and punching letter-stamping die for guide wheel
12/04/2013	CN203316607U Stamping die for circular housing of all-tantalum capacitor
12/04/2013	CN203316606U Die for manufacturing furniture connecting piece
12/04/2013	CN203316605U Stamping die for LED display back panel
12/04/2013	CN203316604U Composite mold using upper knock-out rod for returning materials
12/04/2013	CN203316603U Stamping die for processing sucker panels of dust collectors
12/04/2013	CN203316602U Assembling die for chamfering bearing cage workpiece
12/04/2013	CN203316601U Special combined die for molding hook part
12/04/2013	CN203316600U Bearing block preforming die
12/04/2013	CN203316599U Indentation-free stamping die for producing U-shaped stainless steel plates
12/04/2013	CN203316598U Stainless steel one-step formed manhole crossbeam die
12/04/2013	CN203316597U Stamping die for throttling groove on valve rod
12/04/2013	CN203316596U R-column die
12/04/2013	CN203316595U Water-drop hemmed edge structure of automobile covering parts engine cover plate hemming die
12/04/2013	CN203316594U Fixing mechanical arm of punching die
12/04/2013	CN203316593U Local improved structure of vehicle cover plate stamping die
12/04/2013	CN203316592U Lower template of vehicle cover plate stamping die
12/04/2013	CN203316591U Forming die for engine clutch sight opening cover

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