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)
04/2014
04/02/2014CN102000734B Point punching forming die
03/2014
03/27/2014US20140083319 Precision forged cartridge case
03/26/2014CN203495537U Extraction tool for hole punching male die or hole punching female die
03/26/2014CN203495058U Closing mechanism of double-row multi-hole micro channel flat tube
03/26/2014CN203495048U Roll riveting forming device for impeller of cross-flow fan
03/26/2014CN203495043U Cooling device for modularization hot stamping mold
03/26/2014CN203495042U Die safety storage mechanism
03/26/2014CN203495041U Motor automatic die change mechanism
03/26/2014CN203495040U Die insert quick detachment mechanism
03/26/2014CN203495039U Buffer structure on progressive die of spring clip
03/26/2014CN203495038U Mold with dual-purpose limiting block
03/26/2014CN203495037U Compact type lifter guide mechanism
03/26/2014CN203495036U Die for forming gas turbine flame tube thin-walled parts
03/26/2014CN203495035U Table type manual flanging machine
03/26/2014CN203495034U Steel pipe bulging mold
03/26/2014CN203495033U Progressive die of side plate of under frame of rocking chair
03/26/2014CN203495032U Composite die for bending, ribbing and notching
03/26/2014CN203495031U Cold stamping forming die used for dished tray
03/26/2014CN203495030U Transverse bending die capable of automatically ejecting out U-shaped workpiece
03/26/2014CN203495029U Screw stamping die
03/26/2014CN203495028U Hot extrusion mold
03/26/2014CN203495027U Steel blade one-time rolling forming die
03/26/2014CN203495026U Trunk lid inner board drawing die, trunk lid inner board and automobile
03/26/2014CN203495025U Rotary bending mould
03/26/2014CN203495024U Short stroke side shaping die
03/26/2014CN203495023U Self sliding block side punching forming die
03/26/2014CN203495022U Seesawing mechanism
03/26/2014CN203495021U Bedding-in turnover machine for large-size mold
03/26/2014CN203495020U Cutting and forming mold for silicon steel sheet
03/26/2014CN203495019U Bending structure for bending negative angle of mold
03/26/2014CN203495018U Shaping die for leveling belt
03/26/2014CN203495017U Cross-shaped concave-convex table forming mold device
03/26/2014CN203495016U Protruding die with novel structure
03/26/2014CN203495015U One-step stamping and shaping mold
03/26/2014CN203495014U Blower front cover plate mould
03/26/2014CN203495013U Gasket flanging and stamping die
03/26/2014CN203495012U Punching die
03/26/2014CN203495011U Fine trimming die for magnesium alloy die casting
03/26/2014CN203495010U 45-degree full-circumferential hem forming die
03/26/2014CN203495009U Sheet bar structure convenient to position and shaping die of sheet bar structure
03/26/2014CN203495008U Circle rolling die for large-size covering member
03/26/2014CN203495007U Embedded connection terminal progressive stamping die
03/26/2014CN203495006U Switching mechanism
03/26/2014CN203495005U Rolling die for discrete double-inclined inner ribbed tubes
03/26/2014CN203495004U Thermal forming punching machine
03/26/2014CN203495003U Sheathing-type knurl wheel for channeling machine
03/26/2014CN203495000U One-step molding device for M-shaped hoop of circuit iron accessory
03/26/2014CN203494986U Punching die suitable for punching machine
03/26/2014CN103673422A Energy-saving air return pipe assembly, machining method and mold
03/26/2014CN103671038A Compressor back cover and manufacturing mould thereof
03/26/2014CN103659198A Wagon bearing sealing cover cold stamping process and stamping dies
03/26/2014CN103659167A Pipe fitting machining method
03/26/2014CN103658448A Tableware forming machine facilitating heating
03/26/2014CN103658425A Material guiding structure for die of square washer
03/26/2014CN103658416A Laser-assisted heating device for self-piercing riveting
03/26/2014CN103658413A Die cooling device
03/26/2014CN103658412A Shower-type spinning heating device
03/26/2014CN103658411A Simple die safety storage mechanism convenient to operate
03/26/2014CN103658410A Compact material supporting mechanism
03/26/2014CN103658409A Die conveying device
03/26/2014CN103658408A Super-strength steel hot stamping die capable of carrying out rapid spotting through gas assistance
03/26/2014CN103658407A Bending springback adjustable mechanism
03/26/2014CN103658406A Die with oil storage punch
03/26/2014CN103658405A Automobile seat slide rail handle stamping die
03/26/2014CN103658404A Continuous forming die of heightening toothed plate of automobile seat
03/26/2014CN103658403A Stamping compound die locating and forming device for aviation support
03/26/2014CN103658402A Angle adjustment die
03/26/2014CN103658401A Die applicable to pressing of various longitudinal beams
03/26/2014CN103658400A Constant pressure type cup punching die
03/26/2014CN103658399A Stamping die
03/26/2014CN103658398A Forming die used for thin walled pipe faucet water outlet nozzle
03/26/2014CN103658397A U-shaped hardware machining method
03/26/2014CN103658396A Stamping punch
03/26/2014CN103658395A Water-cooling bending die for auto part machining
03/26/2014CN103658394A Stamping die for hinge pin caps
03/26/2014CN103658393A Bending die for quadrangle bent parts
03/26/2014CN103658392A Pipe hoop stamping die
03/26/2014CN103658391A Mold of bending machine
03/26/2014CN103658390A Self-positioning bottom blanking and forming die for stamped bearing retainer
03/26/2014CN103658389A Punching die used for passenger car silencer tube body bulging
03/26/2014CN103658388A Progressive die and method for producing automobile seat sliding way retainer
03/26/2014CN103658387A Clamp pressing die
03/26/2014CN103658386A Die
03/26/2014CN103658385A Bending die for producing microwave oven cavity top plate
03/26/2014CN103658384A Bending die for air-conditioner base plate
03/26/2014CN103658383A Scratchless bending die for air-conditioner top cover
03/26/2014CN103658382A Stretching-extruding-trimming composite die for shell
03/26/2014CN103658381A U-shaped part bending and extruding die for base plate of microwave oven
03/26/2014CN103658380A H-shaped copper pipe mould
03/26/2014CN103658379A Punching die of fixing tool spring plate of rotary permanent magnet of magnetic energy generator
03/26/2014CN103658378A Skylight inserting piece full circular mold pressing device
03/26/2014CN103658377A Three-shaft driving structure mold capable of achieving bi-directional hole flanging
03/26/2014CN103658376A Novel intelligent die
03/26/2014CN103658375A Novel intelligent die
03/26/2014CN103658374A Novel intelligent die
03/26/2014CN103658373A Intelligent die
03/26/2014CN103658372A Novel intelligent die
03/26/2014CN103658371A Novel intelligent die
03/26/2014CN103658370A Novel intelligent switch
03/26/2014CN103658369A Intelligent die
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