|
Match
|
Document |
Document Title |
|
|
8166791 |
Die cushion device
A die cushion pad 13 is divided into four small pads 15 and a large pad 16. With this arrangement, a load applied to an action point of each of the small pads 15 can be equalized by the large pad...
|
|
|
8161784 |
Ram for metal can shaper
An apparatus for forming a two-piece can comprising: a cylindrical housing, the cylindrical housing having a first end and a second end; a first round bushing having a longitudinal rectangular bore...
|
|
|
8151619 |
Guided keeper assembly and method for metal forming dies
A guided keeper assembly and method for metal forming dies includes a base having a mounting face, a connector portion and a central aperture. A guide pin has a cylindrical center portion closely...
|
|
|
8091395 |
System, method, software arrangement and computer-accessible medium for press-forming of materials
A system, method and software arrangement are provided for generating press-formed parts having a more consistent quality based on improved determination of processing conditions. For example, an...
|
|
|
8074486 |
Guided keeper assembly and method for metal forming dies
A guided keeper assembly and method for metal forming dies includes a base having a flat mounting face and at least one marginal fastener aperture to detachably mount the base to an associated die...
|
|
|
8056385 |
Press forming die assembly
A press forming die assembly for press forming a blank material includes a draw forming portion that the blank material flows and a draw bead for controlling the amount of the blank material...
|
|
|
8051696 |
Press forming method for aluminum alloy sheet and pressing device
The invention provides a press forming method of an aluminum alloy sheet and a press device capable of forming a large panel which is an automobile body outer panel such as a luggage outer panel...
|
|
|
7958765 |
Pressing machine with die cushion device
A pressing machine 1 includes: a bed 6 on which a die-cushion device 10 is provided; and a bolster 51 provided on the bed 6. The bed 6 has an inner space 61 in which a die-cushion pad 13 of the...
|
|
|
7950262 |
Guided keeper assembly and method for metal forming dies
A guided keeper assembly and method for metal forming dies includes a base having a flat mounting face and at least one marginal fastener aperture to detachably mount the base to an associated die...
|
|
|
7918120 |
Die cushion control device
A die cushion controller controls an ascending/descending speed of a die cushion pad based on a preset pressure pattern and positional pattern. A position/pressure control switching unit constantly...
|
|
|
7891226 |
Electromagnetic blank restrainer
Apparatus for forming an article from a blank of sheet metal including electromagnet field producing means disposed adjacent a die cavity for selectively energizing the field producing means for...
|
|
|
7886564 |
System, method, software arrangement and computer-accessible medium for press-forming of materials
A system, method and software arrangement are provided for generating press-formed parts having a more consistent quality based on improved determination of processing conditions. For example, an...
|
|
|
7861568 |
Press forming die set and method
A die set for press-forming a blank of thin metallic sheet. The die set has a punch and a blank holder. The blank holder has a first bead for restraining an edge of the blank with a constant force....
|
|
|
7730757 |
Guided keeper assembly and method for metal forming dies
A guided keeper assembly and method for metal forming dies includes a base having a flat mounting face and at least one marginal fastener aperture to detachably mount the base to an associated die...
|
|
|
7681427 |
Method and device for the production and/or machining of pieces
A device for the production and/or machining of parts, in particular for the production of stampings, by at least one die which is capable of being put under pressure and/or force, and which has at...
|
|
|
7596980 |
Method of forming coated steel sheet
A method for forming a container half (10) from a coated steel sheet (21) is provided. Because a first planar part (27) at an outer peripheral part of a first formed body (26) provided through a...
|
|
|
7536894 |
Method and device for the production of the thin-walled part
Disclosed is a method for producing a thin-walled part (33), especially a pipe section. According to said method, the wall (11) of the part (33) is drawn out from a strip (1) of material, an inner...
|
|
|
7536892 |
Method and apparatus for forming sheet metal
In order to provide a method and apparatus for forming a sheet metal, in which a three-dimensional product such as a prototype for commercialized press-forming can be formed in short time without...
|
|
|
7513138 |
Single action press for manufacturing shells for can ends
A single action press for forming a shell used to make a can end includes a first tool and an opposed second tool. The first tool includes a die center insert that performs a forming operation on...
|
|
|
7448247 |
Deep drawing method and deep drawing machine for carrying out the method
In a deep drawing method, a sheet metal blank is positioned between two dies of a deep drawing machine and then shaped into a hollow article, whereby the dies, at least during a partial stroke...
|
|
|
7389665 |
Sheet metal forming process
A sheet metal forming process and apparatus using both a mechanical forming step and a superplastic forming step. The mechanical forming step includes using a double-action draw die to create a...
|
|
|
7387006 |
Sensing system for sheet metal forming tool
A sensing system for sensing the presence of a blank or part in the sheet metal forming tool. A blank holder assembly has a fixed bracket that is fixed to a lower die of the tool and a movable...
|
|
|
7340934 |
Press molding die and manufacturing method of same
A press molding die capable of preventing a workpiece from moving is provided. The press molding die includes a punch for pressing a workpiece; a molding die having a molding surface on which the...
|
|
|
7334447 |
Nacelle nose cap forming method and apparatus
A method and apparatus for draw forming a flat sheet blank into a 3-dimensional-nacelle nose cap for an aircraft engine in two stages; the blank having an outer annular portion and an inner annular...
|
|
|
7322224 |
Drawing method and drawing die assembly
A drawing method for forming a reflective curved surface by pressing a metal plate fitted in a fixed die with a movable die. The fixed die is composed of a lower die and a core, and the movable die...
|
|
|
7322222 |
Method of press molding and molding device
The sheet metal blank to be press molded comprises a product section (W1) and a grip section (W2) disposed on the periphery of the product section (W1). The press molding device performs press...
|
|
|
7320239 |
Forming tool for multiple-thickness blanks
An apparatus for forming blanks having two thicknesses separated by a blank step includes a forming tool defining a binder surface that is characterized by a tool step, a first region on a first...
|
|
|
7316150 |
Impact reduction apparatus for stretch draw dies
An accelerator cam set is provided that initiates movement of a binder ring against the force of spring elements, such as nitrogen cylinders. The accelerator cam set is engaged by a ram cam block...
|
|
|
7313939 |
Hydroforming machine and a method of hydroforming
A hydroforming machine characterized by a die 2 having an opening on the upper surface and a fluid tank 2a filled with fluid, a holder 3 being able to hold a periphery part between the die 2 and...
|
|
|
7282737 |
Projector including a light source and liquid crystal display device
To provide a liquid crystal display device having high quality display with a high aperture ratio while securing a sufficient storage capacitor (Cs), and at the same time, by dispersing a load (a...
|
|
|
7237423 |
Apparatus for stretch forming blanks
A blank is stretch formed into a formed piece by bending the blank over a stationary punch. A draw ring has a step that cooperates with a pad ledge to create a step-ledge. The blank is bent with a...
|
|
|
7210323 |
Binder apparatus for sheet forming
A forming apparatus and method for minimizing wrinkling in the forming of a three-dimensional component from a two-dimensional blank. The forming apparatus includes vertically opposed sets of tools...
|
|
|
7204119 |
Hollow metallic ring seal for press
A press and tooling apparatus for forming a preheated blank includes a heated upper tool and an opposing heated lower tool mounted within the press for relative closing movement to press the...
|
|
|
7197910 |
Die cushion apparatus of a press machine and surge pressure reduction method for a die cushion apparatus
In a die cushion apparatus, a pressurizing force acting on a die cushion pad is applied to a first piston of a hydraulic cylinder unit by the operation of a slide, the first piston slides inside a...
|
|
|
7124614 |
Method and a device for reducing the noise level at a deep-drawing press
The invention relates to a method and an arrangement in a press tool for reducing the relative speed at which a moveable sheet metal holder impacts against a press upper part for transmitting a...
|
|
|
7117708 |
Die set for press forming metal sheet and press forming method of metal sheet
A die set for press forming a metal sheet is provided, which comprises: at least a punch; and a die, wherein a punch-die clearance CL2 corresponding to a site to be formed immediately after the...
|
|
|
7007535 |
Method and apparatus for aligning components of a press
A method and apparatus for aligning opposed telescopically engageable cut ring and blank and draw die when mounted in a can body forming press to form non-round disc-shaped blanks which are...
|
|
|
7007531 |
Forming tool for hydromechanically deep-drawing workpieces from sheet metal blanks
A forming tool (1) for hydromechanically deep-drawing workpieces from sheet metal blanks (2), the tool comprising a water tank (3), which acts as a lower tool and can be filled with a liquid active...
|
|
|
7004007 |
Die cushion apparatus for hot stretch-forming
A self-contained die cushion assembly for use in a stretch-forming process involving heated tooling. A lower plate is mounted below an upper plate that undergoes different thermal expansion than...
|
|
|
7000446 |
Stamping press having four in one guide pin assembly
Sheet material is stamped between an upper die assembly and a lower die assembly. The lower die assembly includes a lower ring supported on a lower die for vertical movement. The ring cooperates...
|
|
|
6997025 |
Sealing system for super-plastic gas-pressure forming of aluminum sheets
A super-plastic forming tool for forming aluminum sheets is provided that includes a seal bead that is configured to facilitate removal of the aluminum sheet from the seal bead after a...
|
|
|
6860135 |
Method for removing strain from press-formed workpiece, and forming press
In a forming press, a blank is pressed formed into a press-formed workpiece by means of an upper die and a lower die, while a peripheral edge portion of the blank is clamped by means of a die and a...
|
|
|
6807838 |
Press die
A press die composed of an upper die having a concave part (with the peripheral surface of the opening of said concave part functioning as a first blank pressing face), a lower die having a convex...
|
|
|
6804983 |
Die cushion apparatus
A gas cushion apparatus with a support member to hold a blank, gas pressure cylinders that push the support member upwards, a hydraulic cylinder whose upper rod is connected to the support member,...
|
|
|
6769280 |
Real-time draw-in sensors and methods of fabrication
A method and system for providing real time measurements of draw-in for closed loop control of a metal forming process including an elongated sensor on one of the tools positioned in the proximity...
|
|
|
6745604 |
Enamel coated binding surface
An apparatus for forming a metal piece at an elevated temperature comprises a part having a binding surface configured to hold the metal during forming, wherein the binding surface comprises a...
|
|
|
6745609 |
Sheet metal forming die assembly with textured die surfaces
An improved stamping die assembly is provided for controlling the flow of sheet metal during the draw forming process. The die assembly includes a textured die surface on the one or both sides of...
|
|
|
6691545 |
Tool and a method for pressure shaping
The invention concerns a tool for regulating the surface pressure on a blank constituting a metal plate which forms the starting item for shaping a finished item in a press. The blank is placed...
|
|
|
6668612 |
Device for holding a sheet metal blank in a forming press
A device is provided comprising a guide mechanism used to position and securely hold a sheet metal blank in a sheet metal forming press that is operated at high temperatures. A sheet metal blank is...
|
|
|
6647756 |
Draw die shoes
An apparatus for stamping sheet metal is disclosed. The apparatus has a lower bolster having a number of air pins disposed at predetermined locations. A first die set having first and second die...
|