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 45 - Ejecting or stripping-off devices arranged in machines or tools dealt with in this subclass
Patents for B21D 45 - Ejecting or stripping-off devices arranged in machines or tools dealt with in this subclass (3,285)
01/2013
01/02/2013CN102166605B Reel core-pulling guide mechanism
01/02/2013CN102125968B Back-pressure stripping mechanism
01/02/2013CN102000725B Punch die ejector for screw heading machine
12/2012
12/26/2012CN202621763U Elastic jacking element device
12/26/2012CN202621762U 成型机顶升装置 Molding machine lifting device
12/26/2012CN202621761U Waste recovery device
12/26/2012CN202621722U Automobile door frame stamping mold
12/26/2012CN202621710U Novel intra-mode automatic separation floating block
12/26/2012CN202621702U Inclined-wedge type drive and reset mechanism with double working surfaces
12/26/2012CN102836923A Crane bent plate press forming mold structure
12/26/2012CN102836922A Die for punching and flanging loader oil shield
12/26/2012CN102366800B Chip absorbing device for punching die
12/26/2012CN101947607B Intelligent mechanical arm of punch press
12/19/2012CN202606740U Unloading assembly
12/19/2012CN202606739U Easy-separating type aluminum alloy hub spinning mould
12/19/2012CN202606738U Adjustable aluminum alloy wheel hub rear sheet spinning die
12/19/2012CN202606737U Waste detection and discharge device and punch including the same
12/19/2012CN202606736U Automatic guard plate opening and closing structure for roll round discharge of automatic joint welding machine
12/19/2012CN202606735U A guide sleeve and a push rod mechanism provided with the guide sleeve
12/19/2012CN202606734U Guide sleeve and push rod mechanism with same
12/19/2012CN202606733U Guide sleeve and guide sleeve with same
12/19/2012CN202606732U Material guiding and pushing mechanism of stamping die
12/19/2012CN202606731U Automatic material unloading device for stamping plates
12/19/2012CN202606712U Novel air pipe production line
12/19/2012CN202606696U Hot stamping die for nut
12/19/2012CN202606695U Copper part hot-stamping die
12/19/2012CN202606685U Metal rubber material die easy and convenient to demold
12/19/2012CN202606681U Large-shifting-fork forging bending die with discharging plates
12/19/2012CN202606659U Triangle screw tapping screw forming mold
12/19/2012CN202606632U Novel and convenient material supporting and discharging two-in-one device
12/19/2012CN202606618U Production device for special cover plate fixing clamp for nuclear power bridge
12/19/2012CN102825160A Die cushion ejector of punching machine
12/19/2012CN102825159A Push rod machine device
12/19/2012CN102825145A Push rod punching head
12/19/2012CN102825141A Waste recovery system
12/12/2012CN202591469U Double-speed sliding block mechanism
12/12/2012CN202591468U Stripper plate for stamping die
12/12/2012CN202591467U Mandrill system of oil pressure pushing mould
12/12/2012CN202591464U Portal four-station automatic feeding manipulator
12/12/2012CN202591350U Disk-shaped workpiece blanking mould
12/12/2012CN202591348U Automatic blanking cut-off processing system for stamping parts
12/12/2012CN102814423A Material withdrawing device and material withdrawing method for journal annular cylinder
12/12/2012CN102814422A Lower die blanking structure with scrap jumping prevention function
12/12/2012CN102814419A Novel mechanical hand
12/12/2012CN102814404A Drawing die used for manufacturing axial lock housing
12/12/2012CN102814399A Die and method for trimming, punching and separating automotive covering parts
12/12/2012CN102814397A Demoulding mechanism for barrel forming machine
12/05/2012CN202571070U Multi-channel stamping die
12/05/2012CN202571069U Material guide plate and automatic waste material lead-out system comprising same
12/05/2012CN202571068U Waste material automatic guiding device
12/05/2012CN202571067U Air blowing device for blanking die cavity
12/05/2012CN202571066U Automatic blowing and stamping device
12/05/2012CN202571065U Mechanical workpiece-taking device
12/05/2012CN202571061U Automatic auxiliary loading and unloading machine of large seal head stamping equipment
12/05/2012CN202571055U Pneumatic feeding and turning mechanism for blanking die
12/05/2012CN202571037U Hot stud stamping mould
12/05/2012CN202570987U Compound die for processing arc-shaped sheet metal parts
12/05/2012CN202570967U Punching die for flange of automobile exhaust pipe
12/05/2012CN202570961U Discharging device of spoke composite punching die
12/05/2012CN202570950U Waste stop pin for preventing side punching waste blockage
12/05/2012CN202570879U Double-head correction system for impulse welding of shaft tubes of axle cases
12/05/2012CN102806253A Bending machine
11/2012
11/29/2012DE102011102288A1 Device for manufacturing spur gear that is utilized in e.g. automotive industry for vehicle gear box, has ejector performing screw movement in aperture of cutting plate with linear portion that is rectified for stamper movement
11/28/2012CN202560748U Safety bolt for push-out mechanism
11/28/2012CN202555721U Auxiliary material sliding device with adjustable angles
11/28/2012CN202555720U Graphite strip bracket molding and demolding device
11/28/2012CN202555719U Mandril machine device
11/28/2012CN202555641U Surface bending machine
11/28/2012CN202555639U Multifunctional end plate hot-bending machine
11/28/2012CN102802831A Multiple punch and die assembly
11/28/2012CN102802830A Scrap shape retention
11/28/2012CN102794375A Stator landing edge-free triangular waste conveyor for motor die
11/28/2012CN102794358A Hardware punching die for automotive alternator
11/28/2012CN102794350A Blank fine cutting mould for rolling blade and processing method of blank fine cutting mould
11/28/2012CN102179455B Fanning strip receiving device and method
11/27/2012CA2707416C Method and arrangement for production of stampings
11/21/2012CN202539414U Novel stamping die inner and outer stripper
11/21/2012CN202539413U Slide block ejection mechanism
11/21/2012CN202539412U Tilt mandril device
11/21/2012CN202539411U Stripper plate for stamping die
11/21/2012CN202539406U Full-automatic feeding decorative pattern tube machine
11/21/2012CN202539382U Automobile stamping die with automatic element output device
11/21/2012CN202539368U Thermal-forming bent mould without ejector rod mechanism for transverse stabilizer bar
11/21/2012CN202539362U Small-angle conical part molding die
11/21/2012CN202539332U Timing driven sprocket fine blanking die
11/21/2012CN102784844A Waste stock cover plate structure of trimming and piercing die and die of waste stock cover plate structure
11/21/2012CN102248055B Multi-station cycle valve automatic machining punch press
11/14/2012CN202527616U Device for taking out metal workpiece
11/14/2012CN202527615U Continuous machining punching machine provided with blowing system
11/14/2012CN202527614U Swing-rod-type second ejection mechanism of stamping die
11/14/2012CN202527613U Pushing mechanism of punching die
11/14/2012CN202527612U Turnover mechanism for stamping die
11/14/2012CN202527611U Ejector pin clamp for oscillating bar type secondary ejection mechanism of stamping die
11/14/2012CN202527608U Machine for automatically feeding and outputting stamping parts
11/14/2012CN102773367A Scraping block mechanism
11/14/2012CN102773366A Combined type elastic discharge unit
11/14/2012CN102773365A Material ramming device capable of automatically feeding and sucking materials
11/14/2012CN102773364A Automatic discharge device of punching sheet
11/14/2012CN102773346A Rocker type side core-pulling panel die cylinder, punch press and infrared punching thermal molding method
11/13/2012US8309019 Powder metal forging and method and apparatus of manufacture
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