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
12/25/2013	CN103464581A Hot forming punching machine
12/25/2013	CN103464580A Clearance adjusting device applied to manufacture of light guide plates
12/25/2013	CN103464569A Hinge pin cutting mechanism
12/25/2013	CN103464561A Forming die of skin part for airplane
12/25/2013	CN103464556A Simple stamping structure
12/25/2013	CN103464547A Upper and lower die changing device for pipe bending machine
12/25/2013	CN103464538A Heating-bending machine die
12/25/2013	CN103464534A Correcting die for bicycle triangular frames
12/25/2013	CN102527849B Scrapless soldering lug punching and riveting mechanism in mould
12/25/2013	CN102451872B Upper mould structure for molding box cap closing mould
12/25/2013	CN102407270B Process for manufacturing asymmetrically flared rim and flaring mould
12/25/2013	CN102371306B Full-automatic forming device for metal clothes hanger of cloth wardrobe
12/25/2013	CN102363181B Die for punching chamfers
12/25/2013	CN102310130B Bending mold for front cover lock pin of SUV (sport utility vehicle)
12/25/2013	CN101549381B Wear resistant coated sheet metal die and method to manufacture wear resistant coated sheet metal forming die
12/19/2013	WO2013188663A1 Apparatus for supporting a workpiece
12/19/2013	WO2013187678A1 Bending mold for bending apparatus
12/19/2013	DE102012210084A1 Method for designing material-deforming tool i.e. cooled tool, for manufacturing automotive industry part during warm shaping process, involves providing tool geometry of material-deforming tool in sections to simulated heat transfer
12/19/2013	DE102012011893A1 Method for spotting of forming tools of forming press for forming sheet components for body construction of motor car, involves controlling processing device based on data representing surface pressure for processing of tool half surface
12/18/2013	EP2674233A1 Mould-loading apparatus for numerically controlled punch
12/18/2013	EP2674231A1 Device for bending metal pieces
12/18/2013	CN203343323U Semi-automatic multi-station pipe fitting forming machine
12/18/2013	CN203343310U Double-end flaring device of exhaust pipe of silencer
12/18/2013	CN203343309U Thermal expansion device for metallurgical bonding bimetal tube
12/18/2013	CN203343301U Sliding block for engineering machinery
12/18/2013	CN203343300U Device special for forming hydraulic machine replacement die
12/18/2013	CN203343299U Precise stamping quick-changing die frame
12/18/2013	CN203343298U Combined puncher pin for finely punching brake shoe
12/18/2013	CN203343297U Cold stamping die insert with inclined wedge key
12/18/2013	CN203343296U Pushing mould of toothpaste filling machine
12/18/2013	CN203343295U Rapid forming seal head die
12/18/2013	CN203343294U Improved structure of end socket mould
12/18/2013	CN203343293U Pipe shaping mould
12/18/2013	CN203343292U Steel wire head casting die
12/18/2013	CN203343291U Device for machining curved hole in curvature toroidal butt-joint detecting test-block
12/18/2013	CN203343290U Novel bending mold
12/18/2013	CN203343289U Thread punching die
12/18/2013	CN203343288U Sample feeding device for long bolt processing equipment
12/18/2013	CN203343287U Die for processing switch cabinet wire penetrating hole with turnup edge
12/18/2013	CN203343286U Stamping die used for stamping multi-machining-face workpiece
12/18/2013	CN203343285U Pulling-pressing forming mould for helicopter rotor front edge wrapping piece
12/18/2013	CN203343284U Production line for car central channel parts
12/18/2013	CN203343283U Iron core all-round tightening structure
12/18/2013	CN203343282U Die unloading device of die
12/18/2013	CN203343281U Long board stamping die
12/18/2013	CN203343280U Round pipe contracting mold
12/18/2013	CN203343279U Sleeve type shrinkage tube mould
12/18/2013	CN203343278U Lining plate stamping die
12/18/2013	CN203343277U Punch forming die for arc chute
12/18/2013	CN203343276U Bending die
12/18/2013	CN203343275U Automobile part die applied with steady pressure in closing state
12/18/2013	CN203343274U Aluminum honeycomb core rolling forming machine
12/18/2013	CN103459059A Die replacement device for press machine
12/18/2013	CN103459057A Method and tool for bending titanium member
12/18/2013	CN103447780A Semi-closed type tripod flange blank ejection technique
12/18/2013	CN103447413A Multi-step stamping die
12/18/2013	CN103447399A Oil way system of lubricating ring of hole enlarging head
12/18/2013	CN103447398A Independent module positioning orientation mechanism
12/18/2013	CN103447397A Structure of mold adjusting plate
12/18/2013	CN103447396A Multifunctional die
12/18/2013	CN103447395A Protector for stamping tool
12/18/2013	CN103447394A Stamping die for brake pad elastic piece
12/18/2013	CN103447393A Multi-position progressive die for curtain bracket elastic piece
12/18/2013	CN103447392A Elastic piece bending die
12/18/2013	CN103447391A Edge-cutting, punching and correcting continuous die for connecting rod
12/18/2013	CN103447390A Mold device for punching inner splines
12/18/2013	CN103447389A Circular arc surface drawing and side punching die
12/18/2013	CN103447388A Tooth form stamping die of clutch splined hub
12/18/2013	CN103447387A Blanking and punching die
12/18/2013	CN103447386A Double acting one-step molding mould and molding method thereof
12/18/2013	CN103447385A Stamping die for pipe supports
12/18/2013	CN103447384A Die with movable lower die
12/18/2013	CN103447383A Edgefolding and cutting-off device for concave die
12/18/2013	CN103447382A Air cylinder fixing pull rod connecting plate applied to punching machine
12/18/2013	CN103447381A Reconstructable tool
12/18/2013	CN103447380A Novel alignment center punch mechanism
12/18/2013	CN103447378A Hot bulging forming method for bearing steel rectangular cross-section ring unit
12/18/2013	CN103447377A Heat bulging forming method for stainless steel rectangular cross section annular elements
12/18/2013	CN103447376A Three-dimensional oil-pressure multi-head punching device
12/18/2013	CN103447366A Method of manufacturing hot pressed product and hot pressing apparatus
12/18/2013	CN102211128B Stamping device for inner strap
12/11/2013	EP2670879A1 Hot metal sheet forming or stamping tools with cr-si-n coatings
12/11/2013	CN203330295U Discharge device of bimetal composite pipe high-pressure liquid expansion machine
12/11/2013	CN203330282U Sealing machine for machining forming of damper
12/11/2013	CN203330275U Die replacing trolley
12/11/2013	CN203330274U Stamping die structure for annular bolt and longitudinal bolt of rail traffic
12/11/2013	CN203330273U Cylindrical end stamping die
12/11/2013	CN203330272U Spherical head die
12/11/2013	CN203330271U High-pressure oil pipe connector cold pressing die
12/11/2013	CN203330270U Pipe end hot hole shrinkage die
12/11/2013	CN203330269U U-shaped ring die
12/11/2013	CN203330268U Novel stamping side direction molding mechanism for forming negative angle for product
12/11/2013	CN203330267U Universal type bending die
12/11/2013	CN203330266U Length-adjustable upper die of numerical control press die
12/11/2013	CN203330265U Continuous stamping punching die
12/11/2013	CN203330264U Single-shot blanking die
12/11/2013	CN203330263U Single-row adjustable structure of edge turning sub molds
12/11/2013	CN203330262U Housing washer special mold used for multi-piece small engineering vehicle wheel
12/11/2013	CN203330261U Progressive die capable of carrying out locating through stop pin and guide pin
12/11/2013	CN203330260U Die assembly for bending workpiece to be bent to target bending angle

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