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)
09/2012
09/26/2012CN102179447B Drawing and trimming integrated automobile stamping die and stamping process thereof
09/26/2012CN102172715B Stamping, riveting and leveling mould head
09/26/2012CN101972798B Roll centre heating type roll bending forming method and device thereof
09/26/2012CN101912896B Method for manufacturing reducing pipe and die assembly thereof
09/26/2012CN101875073B Die for performing loop forming on metal bar material and using method thereof
09/26/2012CN101573194B Corrosion resistant tool for coldforming operations
09/25/2012US8272245 Method for shaping a blank, and cooling device for a blank
09/25/2012CA2627678C Titanium stretch forming apparatus and method
09/20/2012WO2012088242A3 Gas spring mounting assembly and method for metal forming dies
09/20/2012US20120234069 Hot press mold, temperature measuring device, and hot press molding method
09/20/2012US20120233846 Alignment device and methods of using the same
09/20/2012DE102012002829A1 Stamping tool used in formation of groove-shaped receptacle in torque converter of motor vehicle, has embossing head whose one end face is stamped in region of torque converter, where end face is partially curved
09/19/2012EP2498928A1 Production system, in particular for free-form bending, having an integrated workpiece and tool manipulator
09/19/2012CN202442273U Splicing-type backplane structure for display device
09/19/2012CN202438630U Seamer for seaming ultra-wide thick plate strips
09/19/2012CN202438629U Riveting tooling of switch assembly
09/19/2012CN202438627U Hot-forging warming furnace
09/19/2012CN202438626U A mould base for synchronous press mounting of a part and a plurality of pins
09/19/2012CN202438625U Extrusion moulding door edge die
09/19/2012CN202438624U Pressure cover wrapping mould
09/19/2012CN202438623U Ball rolling mold
09/19/2012CN202438622U Sleeve coiling die
09/19/2012CN202438621U Upper die for opposite synchronous bender
09/19/2012CN202438620U S-type bending die
09/19/2012CN202438619U Concave die capable of preventing products from being broken at curve positions in bending
09/19/2012CN202438618U Punching and flanging forming mould of hydraulic torque converter radiating fin
09/19/2012CN202438617U Lower die with multiple V-shaped grooves for bending machine
09/19/2012CN202438616U Opening-adjustable bending machine lower die
09/19/2012CN202438615U Die for bending machine
09/19/2012CN202438614U Bending concave die for preventing workpiece strain
09/19/2012CN202438613U Upper mould component for preventing waste material and jumped material in blanking process
09/19/2012CN202438612U Flanging and once molding punch without scrap generation
09/19/2012CN202438611U Mould for machining multi-tubular hollow-inner one-piece type bowl-making device
09/19/2012CN202438610U Molding die for magnetic tiles with evenly distributed high magnetic flux densities on inner arc surfaces
09/19/2012CN202438609U Drawing die for lower reinforcing plate of left side window frame of electric vehicle
09/19/2012CN202438608U Drawing die for first transverse beam of automobile top cover
09/19/2012CN202438607U Three-point bending die with adjustable bending angle
09/19/2012CN202438606U Center-positioned LED (light-emitting diode) stand die
09/19/2012CN202438605U Mould for extruding and riveting edge of CPU (Central Processing Unit) heat conduction combination member
09/19/2012CN202438604U Clamp belt stamping tool
09/19/2012CN202438603U Drawing die of drawing machine for manufacturing seamless steel gas cylinder
09/19/2012CN202438602U Punching die with punch length fast adjusting structure
09/19/2012CN202438601U A stretching and impaling mould for a numerical control punch press
09/19/2012CN202438600U Punch for sewing machine
09/19/2012CN202438599U Spring mechanism for mold stripper plate
09/19/2012CN202438598U Double-strip multi-shape radiating fin forming device
09/19/2012CN202438597U Full-automatic lock clamp cold press
09/19/2012CN102686327A Apparatus for processing sealing lip of metallic can, and metallic can processed by said apparatus
09/19/2012CN102672435A Integral forming method for thin-walled titanium alloy part with irregularly-shaped curved surface and die
09/19/2012CN102672062A Laser heating rivetless riveting device
09/19/2012CN102672061A Punch machining process
09/19/2012CN102672060A Method for confirming flanging trimming line on basis of panel grids
09/19/2012CN102672059A Method for determining modification molding surface of female mold or male mold of mold according to thickness of simulation stamped workpiece
09/19/2012CN102672058A Pipe heat-forming equipment
09/19/2012CN102672057A Pressure system of hydraulic mould
09/19/2012CN102672056A Punching mold of DVD (Digital Video Disc) bracket
09/19/2012CN102672055A Punching mold of adapting part
09/19/2012CN102672054A Hot forming method and hot forming mould
09/19/2012CN102672053A Needle bed insert blank body punching mould
09/19/2012CN102672052A Mold for punching needle bed insert blank used in computer knitting flat knitting machine
09/19/2012CN102672051A Die for bending switch butterfly elastic piece
09/19/2012CN102672050A Precision stamping mold and rotary precision stamping forming method using same to process helical gears
09/19/2012CN102672049A Die for precision stamping of boards
09/19/2012CN102672048A Mould linkage plate mechanism with integrated material feeding and workpiece discharging
09/19/2012CN102672047A Novel crossarm female mold for manufacturing cable bridge
09/19/2012CN102672046A Die for automatically punching, forming and assembling radiating fin of light-emitting diode (LED) lamp
09/19/2012CN102672045A Simple die assembly for flat-bulb steel cold machining
09/19/2012CN102672044A Opening closing mould of pressure equalizing barrel
09/19/2012CN102672043A Mould of mobile communication elastic pieces
09/19/2012CN102672042A Pen clip mould
09/19/2012CN102672041A Die for universal serial bus (USB) terminal
09/19/2012CN102672040A Punch for processing bearing roller end surface
09/19/2012CN102672039A Rotary pressing tooling for manufacturing asymmetric T-shaped rotary pressing belt wheels
09/19/2012CN102672038A Cylindrical pipe flanging die
09/19/2012CN102672024A Trimming method for automobile beam part
09/19/2012CN102672020A Rolling die and method of producing coating rod using the same
09/19/2012CN102672018A Integrated helical baffle forming machine
09/19/2012CN102672007A Internal heating and pressurizing pipe distortion rectification device and method
09/19/2012CN102139329B High-sped progressive die anti-scrap bouncing cavity die
09/19/2012CN101394950B Hot-forming die, press-forming device, and hot press-forming method
09/18/2012US8266942 Bending machine
09/13/2012DE102009051461B4 Vorrichtung zum Beschneiden von Formteilen, insbesondere von Blechformteilen An edge-trimming of moldings, in particular sheet metal parts
09/12/2012EP2496371A1 Process for producing components having regions of differing ductility
09/12/2012CN202434867U Typical terminal bending forming die
09/12/2012CN202432449U Back frame and backlight system
09/12/2012CN202428591U Die clamping locking device for internal-high pressure molding die
09/12/2012CN202427860U Accurate guiding lifting mechanism
09/12/2012CN202427859U Drawing die lifting mechanism
09/12/2012CN202427857U Forming and conveying device of thermoplastic composite material
09/12/2012CN202427844U Lower die holder of punch
09/12/2012CN202427843U Die assembly locking device
09/12/2012CN202427842U Feeding mechanism for compound die locking device
09/12/2012CN202427841U Stamping die support
09/12/2012CN202427840U Tee joint die
09/12/2012CN202427839U Coil shell drawing die
09/12/2012CN202427838U Hydraulic loaded bending ageing forming mould
09/12/2012CN202427837U Riveting die for various-pitch cooling fins
09/12/2012CN202427836U Edge extrusion riveting mould for solar heat radiation bottom plate
09/12/2012CN202427835U Automatic shearing and drawing die
09/12/2012CN202427834U Pressing mechanism for mould
1 ... 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 ... 199