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 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)
03/2013
03/27/2013CN102989899A Inclined wedge type bidirectional movement die
03/27/2013CN102989898A Bent compound die
03/27/2013CN102989897A Bending die of lifting ring
03/27/2013CN102989896A Narrow-opening U-shaped piece machining die
03/27/2013CN102989895A Circular crimping die
03/27/2013CN102989894A Inclined block type multi-station die
03/27/2013CN102989893A Step type flanging die
03/27/2013CN102989892A Narrow-opening U-shaped bending die
03/27/2013CN102989891A Toothholder stamping die of brake
03/27/2013CN102989890A Nut cap riveting die
03/27/2013CN102989889A Cylindrical member enclosure riveting mold
03/27/2013CN102989888A Punching turnover die of driving chip bracket of liquid crystal display
03/27/2013CN102989887A Punching die of stiffening plate of liquid crystal display base
03/27/2013CN102989886A Lower female die of punching die of front frame fastener of liquid crystal display
03/27/2013CN102989885A Upper male die of punching die of front frame fastener of liquid crystal display
03/27/2013CN102989884A Punching die for liner of computer base
03/27/2013CN102989883A Scaffold type lens collar punching die of tablet personal computer
03/27/2013CN102989882A Loader coaming profiling mold
03/27/2013CN102989881A Flexible multiple-stage stamping forming die for long pole hardware parts
03/27/2013CN102989880A Method for operating continuous punching die for mobile phone power supply elastic sheet
03/27/2013CN102989879A Continuous punching die for mobile phone power supply port clawing sheet
03/27/2013CN102989878A Continuous punching die for mobile phone lens
03/27/2013CN102989877A Fine forming punching die of mobile phone lens continuous punching die
03/27/2013CN102989876A Continuous punching die for mobile phone lens
03/27/2013CN102989875A Computer case tapping hole avoidance die structure
03/27/2013CN102989874A Stamping die structure capable of regulating flatness
03/27/2013CN102989873A Convex hull forming die structure for computer case
03/27/2013CN102989872A Computer case deburring die structure
03/27/2013CN102989871A Multi-angle bending die structure
03/27/2013CN102989870A Abnormal punch pin for connector of tablet personal computer
03/27/2013CN102989865A Method for manufacturing metal earphone shell
03/27/2013CN102989852A Automatic rib rolling machine
03/27/2013CN102284627B Combined mould for upsetting-extruding and cutting ports of tapered part
03/27/2013CN102240733B Cold pressing die for wheel coupling shaft head of hollow half shaft of electric tricycle differential mechanism
03/27/2013CN102240711B Three-dimensional bending, twisting and forming die based on multi-point control
03/27/2013CN102211122B Conical spiral-reduction special-forging forming machine and forming method for pipes
03/27/2013CN102133598B Simply-molded mold design and molding method applicable to stretching and molding
03/27/2013CN101833595B Thermal fluid-structure interaction simulation in finite element analysis
03/21/2013WO2012148233A3 Metal product having internal space formed therein and method of manufacturing thereof
03/20/2013EP2570205A1 Tool for heat forming and hardening a metal sheet
03/20/2013EP2570204A2 Method and assembly for heating a metal circuit board
03/20/2013CN202804006U Elliptical hole or approximately-elliptical hole punching device
03/20/2013CN202804001U Special water channel mounted support mechanism for ultra-high strength steel hot stamping die
03/20/2013CN202803981U Metal plate movable positioning mechanism
03/20/2013CN202803969U Simple necking device capable of quickly adjusting angle
03/20/2013CN202803960U A material belt circulation oiling mechanism of a punching machine
03/20/2013CN202803959U Cooling device of metal belt punching device
03/20/2013CN202803958U Compact retainer mechanism
03/20/2013CN202803957U Rotary cam structure
03/20/2013CN202803956U Upturning structure assembly based on hydraulic mechanism
03/20/2013CN202803955U Double-layer overlying double type tapered wedge mechanism
03/20/2013CN202803954U Multi-angle inclined wedge mechanism of stamping die
03/20/2013CN202803953U Multifunctional luggage rack press arc mechanism
03/20/2013CN202803952U Processing mold of achieving riveting of double dovetail grooves
03/20/2013CN202803951U Machining die aiming at car door induction clip
03/20/2013CN202803950U Machining mold aiming at tape hook
03/20/2013CN202803949U Machining mold aiming at connector terminal
03/20/2013CN202803948U High-efficiency elastic sheet forming equipment
03/20/2013CN202803947U Machining mold aiming at contact type elastic piece
03/20/2013CN202803946U Pendulum model machining die aiming at thin clip
03/20/2013CN202803945U Drawing biconvex die forming device
03/20/2013CN202803944U Stamping die of sheet with size larger than shut height of press
03/20/2013CN202803943U Progressive die for manufacturing expansion bolt casing pipes
03/20/2013CN202803942U Shaping and burnishing mold for clutch mounting plate of washing machine
03/20/2013CN202803941U Progressive die of blade of brake caliper
03/20/2013CN202803940U Moulding die for compressing reinforcing rib on high strength thin steel plate
03/20/2013CN202803939U Notching mould for book rings
03/20/2013CN202803938U Combined type male die for earing test
03/20/2013CN202803937U Novel progressive die
03/20/2013CN202803936U Die for helping plate reeling machine to achieve steel plate edgefold
03/20/2013CN202803935U Flip-over type punching blanking die
03/20/2013CN202803934U Barrel-shaped casing extending mould
03/20/2013CN202803933U Wedge mechanism
03/20/2013CN202803932U Die capable of machining workpieces with negative angles
03/20/2013CN202803931U Riveting die for electrical mechanism
03/20/2013CN202803930U Forming die for bottom plates of excavator buckets
03/20/2013CN202803929U Joist forming mold
03/20/2013CN202803928U Water turbine holistic stator frame wall V-shaped rib processing and forming die
03/20/2013CN202803927U Barrel forming mould for bending machine
03/20/2013CN202803926U C-shaped part drawing die
03/20/2013CN202803925U One-step forming tablet-pressing mould
03/20/2013CN202803924U Anti-bending rubber die
03/20/2013CN202803923U Bending die with movable female die
03/20/2013CN202803922U Flip drawing die with pressure plate
03/20/2013CN202803921U Bending die with positioning pin
03/20/2013CN202803920U Cold punching die device
03/20/2013CN202803919U Multi-station high-precision in-mould riveting cold stamping mould for ultrathin foreign materials
03/20/2013CN202803918U Numerical control bending machine die
03/20/2013CN202803917U Material belt type terminal automatic feeding continuous stamping die and corresponding stamping equipment
03/20/2013CN202803916U Cold punching compound mould
03/20/2013CN202803915U Compound cold-punching mould
03/20/2013CN202803914U Inflection mold capable of achieving bending forming step by step
03/20/2013CN202803913U Work piece planishing fixture
03/20/2013CN202803912U Upper punch based on metal stamping die
03/20/2013CN202803909U Mold for molding big square hole, small square hole and top hole on housing in main body of washing machine clutch
03/20/2013CN202803908U Perforating needle for processing copper section bars with holes
03/20/2013CN202803878U Metal plate forming system
03/20/2013CN202803877U Secondary and tertiary continuous progressive pneumatic stretching device
03/20/2013CN202803868U Lateral turned-over edge rotating mechanism of automobile covering part
03/20/2013CN202803827U Mould overlapping and delivery error prevention linkage device
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