| Patents for B21D 19 - Flanging or other edge treatment, e.g. of tubes (3,484) |
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| 11/06/2013 | CN203265348U Large part local round hole flanging forming device |
| 11/06/2013 | CN203265347U Sheet wrapping machine for automatic cantilever crane production line |
| 11/06/2013 | CN102581101B Side rolling machine for machining radiating fins of transformer |
| 10/30/2013 | EP2656937A1 Method for introducing a form in a plate-like workpiece |
| 10/30/2013 | CN203253787U Automobile door covering machine |
| 10/30/2013 | CN103372591A Rectangular low-carbon steel sheet piece flanging device |
| 10/30/2013 | CN102581100B Radiating fin beading machine |
| 10/30/2013 | CN102581099B Wallboard structure of heat radiating fin trimming machine |
| 10/30/2013 | CN102581098B Beading machine for heat radiating fin of transformer sheet type heat radiator |
| 10/29/2013 | CA2560861C Roller tool for forming grooves in pipes |
| 10/23/2013 | CN203245229U Color steel plate composite air pipe internally leveling seam locker |
| 10/23/2013 | CN203245228U Flaring tool |
| 10/23/2013 | CN103357762A Three-layer-superimposed direction-changing wedge mechanism, stamping die and stamping method |
| 10/23/2013 | CN103357730A Universal curling tool and universal curling method for air spring |
| 10/23/2013 | CN103357729A Hydraulic flanging forming machine |
| 10/23/2013 | CN103357728A Body side buckles automatically-folding device and folding method thereof |
| 10/23/2013 | CN103357727A Non-transmission hand-cranking edge-rolling machine |
| 10/23/2013 | CN102451867B Integral hole flanging formation method and tool for conical sheet metal part |
| 10/22/2013 | US8561445 Rounding system and method used in the manufacture of wind towers |
| 10/16/2013 | CN203235820U Pipe end forming mould of pipe fitting of automobile exhaust system |
| 10/16/2013 | CN203235818U 管道翻边模具 Pipe flanging die |
| 10/16/2013 | CN102527809B Sheet material micro-forming device by use of high-pressure water jet |
| 10/10/2013 | WO2013149894A1 Robot-controlled shaping tool and shaping process |
| 10/09/2013 | EP2646182A1 Bending die with radial cam unit |
| 10/09/2013 | CN203227760U Rocker arm type conveying mechanism platform and edge covering device with same |
| 10/09/2013 | CN203227745U Quick sleeve flanging die |
| 10/09/2013 | CN203227718U Edge rolling device for colorful composite sandwich boards |
| 10/09/2013 | CN203227717U C-profile steel edge rolling device |
| 10/09/2013 | CN203227716U Double-side simultaneous hole flanging mechanism with wedge mechanism |
| 10/09/2013 | CN102284607B Method for manufacturing welding neck flange in high-pressure switch |
| 10/09/2013 | CN102133591B Novel full-automatic taping machine |
| 10/02/2013 | EP2644295A1 Roller hemming device |
| 10/02/2013 | CN103331353A Machining device of furnace opening plate of heating furnace |
| 09/25/2013 | CN203209529U Mechanism for flanging and subsequent punching |
| 09/25/2013 | CN203209508U Sample separation sieve hemming equipment |
| 09/25/2013 | CN203209507U Copper pipe port processing device |
| 09/25/2013 | CN203209506U 填隙工具和填隙机器 Caulking and caulking machine tools |
| 09/25/2013 | CN103317348A Terminal fisheye contour forming process |
| 09/25/2013 | CN103317039A Pneumatic reamer for thin-wall metal pipe |
| 09/19/2013 | US20130240264 Permanent electrical contact applicable to the web of rails and the like |
| 09/18/2013 | CN203197073U Automobile external covering part side-shaping mechanism |
| 09/18/2013 | CN203197072U Hub stainless steel covering machine |
| 09/18/2013 | CN203197071U Trimming machine of pressure bearing |
| 09/18/2013 | CN203197070U Control electrode terminal necking device |
| 09/18/2013 | CN103313809A Roller hemming device |
| 09/18/2013 | CN103302154A Sheet metal edge knurling device and method thereof |
| 09/18/2013 | CN103302153A Flattening tool for end part of corrugated pipe |
| 09/18/2013 | CN102554064B Folding machine of radiating fins of transformer finned radiator |
| 09/17/2013 | US8533952 Pipe flange forming method |
| 09/12/2013 | WO2013132170A1 Tool for crimping and trimming the edges of a vehicle bonnet |
| 09/11/2013 | CN203184536U Device for wheel hub valve hole deburring |
| 09/11/2013 | CN203184530U Drawn cup bearing double-idler-wheel crimping device |
| 09/11/2013 | CN203184386U Numerically-controlled horizontal type flanging machine of corrugated oil tank |
| 09/11/2013 | CN103286180A Short copper tube flanging processing device |
| 09/11/2013 | CN103286179A Metal curling machine |
| 09/11/2013 | CN103286178A Quick flanging method of casing |
| 09/11/2013 | CN103286177A Combined type edge folding frame |
| 09/04/2013 | CN203171246U Narrow metal strip folding cutoff production line |
| 09/04/2013 | CN203170783U Oil tube end portion thickening machine |
| 09/04/2013 | CN102688923B Steel pipe heading machine |
| 08/29/2013 | WO2013126249A1 Method of forming industrial housings |
| 08/29/2013 | WO2013087332A3 Method for producing a container body |
| 08/28/2013 | CN203155841U High-precision flanging device for large hole of pipe fitting |
| 08/28/2013 | CN203155790U Multi-station punch press |
| 08/28/2013 | CN203155788U Metal pipe forming and bending integrated machine |
| 08/28/2013 | CN203155787U Automobile roof flight rolling device |
| 08/28/2013 | CN203155786U Solar heat-preservation water tank inner container flanging device |
| 08/28/2013 | CN203155785U Forward and reverse folding machine for corrugated sheets |
| 08/28/2013 | CN102350616B Machining process of high-accuracy flanged bearing bush |
| 08/22/2013 | DE102012003155A1 Verfahren zum Verändern der Breite einer Blechbahn A method for changing the width of a sheet metal strip |
| 08/21/2013 | CN203140572U Flanging reinforcement mold |
| 08/21/2013 | CN203140561U Stainless steel flanging machine tool bit fixing structure for stainless steel bathroom cabinet production |
| 08/21/2013 | CN203140560U Stainless steel flanging machine tool bit for stainless steel bathroom cabinet production |
| 08/21/2013 | CN203140527U Color steel compound machine flanging device |
| 08/21/2013 | CN203140526U Edge processing device for copper strip for transformer |
| 08/21/2013 | CN103260782A Bending die with radial cam unit |
| 08/21/2013 | CN103252423A Trimming machine |
| 08/21/2013 | CN102284624B Swaging mechanism for improving forming height and precision of hole flanging and application thereof |
| 08/14/2013 | CN203124513U Edge folding device |
| 08/14/2013 | CN203124512U Special tool for rim flanging machine |
| 08/14/2013 | CN203124511U Combined type tube hole hydraulic edge turning device |
| 08/14/2013 | CN103240316A Taping machine for automobile door |
| 08/14/2013 | CN102069119B Edge-folding device for car oil tank body |
| 08/07/2013 | CN203114891U Roller structure capable of being directly mounted |
| 08/07/2013 | CN203109007U Shock absorber supporting seat shell nosing tool |
| 08/07/2013 | CN203109006U Upender for spinning machine |
| 08/07/2013 | CN203109005U Switching device for robot folding upper die |
| 08/07/2013 | CN103230972A Plate wrapping machine of automatic boom production line |
| 07/31/2013 | CN203091567U Straight tube end clamping device for pipe expander |
| 07/31/2013 | CN203091542U Curling die of cylinder gasket |
| 07/31/2013 | CN203091497U Tubing tail pressing device |
| 07/31/2013 | CN203091496U Sheet metal part four-edge brake forming device |
| 07/31/2013 | CN103223442A Mould for forming turned edges of barrel body of sound eliminator in one step |
| 07/31/2013 | CN103223432A Partial hole-flanging forming method and device for large part |
| 07/31/2013 | CN103223431A Process for forming turned edges of barrel body of sound eliminator in one step |
| 07/31/2013 | CN102240714B Device and method for processing edges of straight pipe water distributor |
| 07/30/2013 | CA2532219C Lightweight tool for crimping a flange cover |
| 07/25/2013 | WO2013107792A1 A cylinder bending machine with a flatness decreasing mechanism and corresponding bending flatness decreasing method |
| 07/24/2013 | CN203076440U Symmetrical S-shaped curling die |
| 07/24/2013 | CN203076430U Slant-block type flanging die |