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 31 - Other methods for working sheet metal, metal tubes, metal profiles
Patents for B21D 31 - Other methods for working sheet metal, metal tubes, metal profiles (2,523)
06/2014
06/18/2014CN203649126U 一种用于单点渐进成形的动平衡跟踪装置 Balancing tracking device for a single point incremental forming
06/18/2014CN203649125U 90度双槽金属管的成型设备 90 dual-slot metal tube forming equipment
06/17/2014US8755006 Back plate of backlight module and manufacturing method thereof
06/12/2014US20140162175 Fuel cell and manufacturing method of expanded metal
06/11/2014CN203635734U 编码器控制精度的扩孔机 Encoder control precision reaming machine
06/11/2014CN203635733U 一种扁圆管成型装置 One kind of oval tube forming device
06/11/2014CN102825130B Method for progressively forming frustum-shaped part by using sheets in point-press manner
06/05/2014US20140150510 System and method for incremental forming
06/04/2014CN102527828B Dynamic level and balance follow control method of super pipeline nozzle forming process
06/03/2014US8741487 Electrode current collector with stress-relieving mesh structure
06/03/2014US8739591 Electrode tip dressing apparatus and tool used therefor
05/2014
05/28/2014CN203611393U 具有滤网的物件的成型模具 Objects having a filter mold
05/28/2014CN203610486U 一种钢结构压扁机 One kind of steel crusher
05/27/2014US8733145 Method of forming a pole and saddle
05/21/2014CN203599413U 一种自动成型生产线上的新型90度成型机 An automatic production line of the new forming machine 90
05/21/2014CN203599361U 轧制波浪带翅片的模具 Die rolling waves finned
05/21/2014CN203599360U 一种带窗口翅片的轧制成型模具 A mold with a window rolled fin
05/14/2014EP2729264A1 Construction profile and method and device for producing such a construction profile
05/14/2014CN103797625A 拉网格栅体及其制造方法、以及采用该拉网格栅体的极板及铅蓄电池 Pull the mesh grid and manufacturing method thereof, and the use of the body to pull the mesh grid plate and a lead storage battery
05/08/2014US20140123494 Manufacture of a filter screen
05/07/2014CN103782125A 热交换用板的母板材及使用了该母板材的热交换用板 Thermal heat exchange with the mother and the use of sheet metal plate to exchange the parent plate plate
05/07/2014CN103769467A 一种数控加工中心钣金附件成型设备 One kind of CNC machining centers, sheet metal forming equipment accessories
05/01/2014WO2014065597A1 Method for controlling press forming
04/2014
04/30/2014CN103752684A Shaping machine tool provided with anti-scald alarm and used for drill pipe
04/30/2014CN103752683A Shaping machine tool for drilling rod
04/29/2014US8707751 Method and apparatus for producing hardened formed parts
04/24/2014US20140112668 Stamped metal optic for use in an optical communications module
04/24/2014US20140111055 Conductor with divot for improved form factor
04/23/2014CN203557103U Complete equipment for expanding steel construction formworks
04/23/2014CN203556719U Stretching and forming equipment for anti-theft guardrail inner net
04/23/2014CN203556718U Construction formwork expansion web machine with automatic grinding device
04/23/2014CN203556717U Expansion web machine of steel construction formwork
04/23/2014CN103736834A Device for stretching honeycomb core
04/23/2014CN103736833A Roll punching device
04/23/2014CN103736832A Flat round tube forming device and manufacturing method thereof
04/23/2014CN103736831A Core column exhaust pipe denting device
04/23/2014CN103736830A Aluminum profile surface knurling machine
04/23/2014CN102416419B Vibrating creep forming method for metal member
04/22/2014US8701457 Process and apparatus for positioning laminations
04/17/2014WO2014057961A1 Peening device and peening method
04/16/2014CN203541270U Water cooling type cutter mold
04/16/2014CN102527830B Electroplastic incremental forming device and method for plates
04/16/2014CN102489592B Single working step extruding method for machining full-bright region inner hole
04/15/2014US8698513 Probe and method of manufacturing probe
04/10/2014WO2014054527A1 Plate forming method and plate forming device
04/10/2014US20140096391 Method of applying lubrication to legs of a hairpin tube
04/09/2014CN203526321U Flaring device of tool of main piece of intercooler
04/09/2014CN203526320U Multi-functional shaping machine tool for rod drilling
04/09/2014CN203526319U Integrated copper wire mesh
04/09/2014CN102728706B Method for continuously and unevenly compressing and forming three-dimensional curved surface
04/08/2014US8689598 Method of forming a tenon on one side of a metal plate member
04/02/2014CN203508744U Screen mesh hole arranging and stamping die
04/02/2014CN203508743U Brushing device
04/02/2014CN203508742U Metal plate contracting and stretching machine
04/02/2014CN102500687B Cold bulging method for stainless steel rectangular ring-rolled piece
04/02/2014CN102489598B Thermal bulging process for special-shaped bearing steel rolled ring workpieces
04/02/2014CN102489597B Hot bulging method for rectangular bearing steel rolled ring
04/02/2014CN102489596B Hot bulging method for forming rectangular titanium alloy rolled ring into special-shaped ring
04/02/2014CN102489595B Thermal bulging process for rectangular titanium-alloy rolled ring workpieces
04/02/2014CN102489594B Thermal bulging process for flash-welded stainless steel ring workpieces
04/02/2014CN102489593B Hot bulge forming method for aluminum-alloy flash buttwelding ring components
04/02/2014CN102489591B Method for thermally bulging aluminium alloy rectangular ring rolled piece
04/02/2014CN102489590B Cold bulging method for rectangular aluminium alloy rolled ring
04/01/2014US8685522 Non-slip surface and process for making same
04/01/2014US8683836 Method and apparatus for forming sharp styling lines on metal panels
03/2014
03/27/2014US20140087892 Hosel bending features
03/27/2014US20140083319 Precision forged cartridge case
03/27/2014US20140083155 Compliant Layer for Matched Tool Molding of Uneven Composite Preforms
03/27/2014US20140083151 Electrode assembly for electro-hydraulic forming process
03/20/2014WO2014042019A1 Method for machining metal plate and mesh member produced by means of said machining method
03/20/2014DE10222736B4 Verfahren und Vorrichtung zur Herstellung eines dünnwandigen Rohrleitungselements Method and apparatus for manufacturing a thin-walled pipe member
03/19/2014CN203484496U Submersible motor shell bulging device
03/19/2014CN203484495U Forming equipment of spreading roll vane
03/18/2014US8671731 Progressively stamped clip-on noise damping shim for friction assembly, and method and apparatus for producing clip-on noise damping shim
03/12/2014CN203470643U Pressing swelling hole die
03/12/2014CN102632136B Method and device for preparing tube blank by means of differential temperature pushing from equal circular cross section to variable square cross section
03/06/2014US20140062050 Sleeve, Sub-Assembly, Vehicular Suspension Assembly And Methods For Forming/Assembling The Same
03/06/2014US20140060143 System for manufacturing membrane electrode assembly of fuel cell stack
03/06/2014US20140060136 Method and device for caulking a caulking member
03/04/2014US8663863 Interconnect for a fuel cell, a method for manufacturing an interconnect for a fuel cell
03/04/2014US8661676 Rotary die forming process and apparatus for fabricating multi-port tubes
02/2014
02/27/2014WO2013150360A8 Incremental forming method
02/26/2014CN203448546U Rotary forging type die head used for shrinking heat pipe
02/26/2014CN203448514U Tight-riveting locking device for metal shaft-hole fit
02/26/2014CN203448513U Device for solving problems of roll-band metal raw material sandblasting textures and sandblasting deformation degree
02/26/2014CN203448512U Horn mouth machining device
02/19/2014CN103586331A Short-shaft elliptical fitting machine
02/18/2014US8650922 Pipe bender and method for spiral pipe bending with the pipe bender
02/12/2014CN203426314U Machine tool for chamfering inclined holes in aluminum truck wheel
02/12/2014CN203426312U Machining device with integral type squishing head
02/12/2014CN203426298U Blank holding fixture for incremental forming machine
02/12/2014CN203426254U Reaming tool
02/12/2014CN103567279A Helical blade forming device
02/12/2014CN102554024B Armature emitter based high-speed impact forming method and device for realizing same
02/11/2014US8646304 Grain bin floor panel
02/11/2014US8646301 Method for manufacturing high strength hot rolled steel sheet
02/05/2014CN103551451A Stretching and forming equipment for internal mesh of anti-theft fence and manufacturing method of equipment
02/05/2014CN103551450A Mold for milling wave belt fin
02/05/2014CN102513442B Method for forming irregular ring piece by utilizing high-temperature alloy rectangular ring rolled piece through thermal bulging
02/05/2014CN102441604B Thermal bulging method for aluminum alloy special-shaped ring-rolled piece
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