| Patents for B21D 37 - Tools as parts of machines covered by this subclass (19,804) |
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| 04/17/2013 | CN202877363U Stator punching convex hull trimming die |
| 04/17/2013 | CN202877362U A lower die group facilitating return of materials in spiral plate moulding die |
| 04/17/2013 | CN202877361U Punch retainer for manufacturing filter |
| 04/17/2013 | CN202877360U Punch-cum-blanking die for manufacturing filter seal plate |
| 04/17/2013 | CN202877359U Reinforced concave-convex mold core for thick plate mold of filter cleaner |
| 04/17/2013 | CN202877358U Enhanced type rejected piece block for sealing plate die |
| 04/17/2013 | CN202877357U Multistage stamping dies for automobile covering part |
| 04/17/2013 | CN202877356U Male die for manufacturing filter |
| 04/17/2013 | CN202877355U Die stamping riveted structure of square needle bar |
| 04/17/2013 | CN202877354U Novel W-shaped workpiece stamping die |
| 04/17/2013 | CN202877353U Novel molding mold |
| 04/17/2013 | CN202877352U Die core plate used for pipeline processing |
| 04/17/2013 | CN202877351U Novel blanking die |
| 04/17/2013 | CN202877350U Mold for blank die |
| 04/17/2013 | CN202877349U Mold |
| 04/17/2013 | CN202877348U Forming and blanking and punching integral mould |
| 04/17/2013 | CN202877347U Bending die of plate fixing seat |
| 04/17/2013 | CN202877346U Combination weldment mold |
| 04/17/2013 | CN202877345U Auxiliary mould for elbow molding |
| 04/17/2013 | CN202877344U Lattice ruler scale forming die |
| 04/17/2013 | CN202877343U Tank body splicing necking die |
| 04/17/2013 | CN202877342U Secondary folding die for opening of pressure tank |
| 04/17/2013 | CN202877341U One-time folding die for opening of pressure tank |
| 04/17/2013 | CN202877340U Forming die for disc bottom of pressure tank |
| 04/17/2013 | CN202877339U Quick forming die for through hole of bearing cover plate |
| 04/17/2013 | CN202877338U Plunger chip structure for stamping dies |
| 04/17/2013 | CN202877337U Punching pin mechanism and punching device with the same |
| 04/17/2013 | CN202877336U Stainless steel sleeve continuous stamping device |
| 04/17/2013 | CN202877329U Cantilever beam fine blanking die |
| 04/17/2013 | CN202877328U Shaft quenching and punching fixture |
| 04/17/2013 | CN202877315U Normal temperature or heat state fluid reconfigurable mould bulging device |
| 04/17/2013 | CN202877312U High-accuracy interactive component for covering part on automobile external surface |
| 04/17/2013 | CN202877311U Stamping device used for pressing multi-step-shaped metal sheet metal part |
| 04/17/2013 | CN202877280U Elastic sheet grading mould stamping simultaneous monitoring elastic device |
| 04/17/2013 | CN103042131A Nut production and processing technology and die thereof |
| 04/17/2013 | CN103042123A Traction bar molding production device and production method thereof |
| 04/17/2013 | CN103042120A Manufacturing process for U-shaped knife forming die |
| 04/17/2013 | CN103042119A Retaining ring forming die |
| 04/17/2013 | CN103042118A Modified upper cover die |
| 04/17/2013 | CN103042117A Upper die plate with cavity |
| 04/17/2013 | CN103042116A Continuous material cutting and punching die |
| 04/17/2013 | CN103042115A Die set capable of decreasing forming processes |
| 04/17/2013 | CN103042114A U-shaped bend forming die of car lifting hook with turning plates |
| 04/17/2013 | CN103042113A U-shaped bend forming die of car lifting hook with pulleys |
| 04/17/2013 | CN103042112A Pot cover crimping die |
| 04/17/2013 | CN103042111A One-step press punching forming mold for high-accuracy irregular holes of copper holder |
| 04/17/2013 | CN103042110A Automobile external water slot aluminum bright strip end flanging former |
| 04/17/2013 | CN103042109A Device and method for high-frequency vibration assisted micro-deep drawing forming of foil boards |
| 04/17/2013 | CN103042108A Two-in-one punching die |
| 04/17/2013 | CN103042107A Precise forging hot punching device and machining method thereof |
| 04/17/2013 | CN103042102A Rolling linear guide rail mechanism for slider mechanism on notching press |
| 04/17/2013 | CN103042092A Flexible negative incremental forming worktable |
| 04/17/2013 | CN103042090A Water turbine runner blade pressure molding method |
| 04/17/2013 | CN102294403B Twisting and shaping integrative mould |
| 04/17/2013 | CN102248076B Deburring die for numerical control turret punch press |
| 04/17/2013 | CN102172303B Bowl type ornament manufacturing method |
| 04/17/2013 | CN101844176B Aerial cam shock absorbing member in cam device and mounting method thereof |
| 04/17/2013 | CN101691962B Processing molding method of magnesium alloy plate type heat exchanger |
| 04/10/2013 | EP2578331A1 Method and equipment for shaping a cast component |
| 04/10/2013 | CN202868299U Expanded and flanged stainless steel tube and production jig thereof |
| 04/10/2013 | CN202861263U Limiting lateral board |
| 04/10/2013 | CN202861258U Tooling mould for manufacturing sectioning end sockets |
| 04/10/2013 | CN202861237U Integrated type material pulling mechanism |
| 04/10/2013 | CN202861226U Magnetic pulse auxiliary stamping connection device |
| 04/10/2013 | CN202861222U Die location device |
| 04/10/2013 | CN202861221U Movable mould rear location device |
| 04/10/2013 | CN202861220U Punching mould mounting support |
| 04/10/2013 | CN202861219U Novel perforating die fixing device |
| 04/10/2013 | CN202861218U Hardware stamping die shared formwork |
| 04/10/2013 | CN202861217U Mould retainer plate |
| 04/10/2013 | CN202861216U Novel guide sleeve |
| 04/10/2013 | CN202861215U Puncher pin of stamping die |
| 04/10/2013 | CN202861214U Limiting block for automobile mould upper mould and lower mould clamping |
| 04/10/2013 | CN202861213U Mould outer guide post assembly |
| 04/10/2013 | CN202861212U Bolster machining die |
| 04/10/2013 | CN202861211U Mold structure of side guiding and locating mechanism of stamping materials |
| 04/10/2013 | CN202861210U Linkage block mechanism |
| 04/10/2013 | CN202861209U Linkage push rod mechanism |
| 04/10/2013 | CN202861208U Stamping die |
| 04/10/2013 | CN202861207U Guide sleeve and mandrel guiding matching structure of thick rotating turret upper die |
| 04/10/2013 | CN202861206U Stamping stretching mould of metal plate inserts |
| 04/10/2013 | CN202861205U Adjustable mold base for open type punch press |
| 04/10/2013 | CN202861204U Punch lower die knife edge embedding-splicing structure |
| 04/10/2013 | CN202861203U Mobile phone shielding case stamping die structure |
| 04/10/2013 | CN202861202U Continuous stamping die used for producing connecting elastic pieces |
| 04/10/2013 | CN202861201U Continuous stamping mould used for producing electric clamping piece |
| 04/10/2013 | CN202861200U Roller elastic piece continuous stamping die for copying machine |
| 04/10/2013 | CN202861199U Face plate stamping die |
| 04/10/2013 | CN202861198U Die for stamping upper cover of shielding case |
| 04/10/2013 | CN202861197U Hardware stamping die |
| 04/10/2013 | CN202861196U Mobile phone lens stamping die |
| 04/10/2013 | CN202861195U Die for stamping lower cover of shielding case |
| 04/10/2013 | CN202861194U Mobile phone upper cover stamping die |
| 04/10/2013 | CN202861193U Stamping die of panel of mobile phone |
| 04/10/2013 | CN202861192U Stamping die of lower cover of mobile phone |
| 04/10/2013 | CN202861191U Lens stamping die |
| 04/10/2013 | CN202861190U Arched curved-surface work piece pressing forming die |
| 04/10/2013 | CN202861189U Edge combining mold |
| 04/10/2013 | CN202861188U Stamping die structure facilitating chip removal |
| 04/10/2013 | CN202861187U High-speed stamping die with low-temperature lubricating structure |