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JP7140132B2 |
In a method for producing an outer panel having a character line, a punch includes a projecting portion for forming a bent surface of the character line at a punch top portion, and a punch shoulder R portion. A contact pressure applied t...
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JP7135905B2 |
To provide a method of manufacturing an electrode exterior body allowing for improvement of a yield of a deep drawing step.The method of manufacturing an electrode exterior body includes a deep drawing step in which an end of the electro...
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JP7133049B2 |
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JP7131076B2 |
To provide a method of manufacturing a pressed article having a desired shape while inhibiting a wrinkle and a break.The method of manufacturing a pressed article comprises a disposing step, a third area constraining step, a first area p...
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JP7127331B2 |
A hot press processing apparatus 1 includes: a heating step of heating a workpiece W; a pressing step of press-molding, by an upper die 11 and a lower die 12, the workpiece W heated in the heating step after loading the workpiece W betwe...
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JP7119988B2 |
Provided is a manufacturing method for a rectangular can according to which it is possible to bring an angle formed by a step surface of a step provided in a rectangular can body and an inner wall surface of the rectangular can body clos...
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JP2022119602A |
To provide a hot stamp processing technique for an aluminum alloy plate which can improve productivity, while enhancing moldability and a degree of freedom of forming.An aluminum alloy plate processing method includes: a heating step of ...
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JP2022119588A |
To suppress the generation of cracks on a panel wall.While a metal plate is held between a die core ring that is a lower mold and a pressure sleeve that is an upper mold, a chuck wall portion is formed in a shape in which a first curving...
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JP7120044B2 |
A lower mold includes: refrigerant ejection ports in its press-molding surface; and three or more independent refrigerant guide grooves extending in the press-molding surface from the refrigerant ejection ports to guide the refrigerant e...
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JP2022119601A |
To provide a hot stamp processing technique for an aluminum alloy plate which can improve productivity, while enhancing moldability and a degree of freedom of forming.An aluminum alloy plate processing method includes: a heating step of ...
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JP2022119587A |
To provide the generation of cracks even if a buckling phenomenon occurs.A chuck wall portion is formed, and by rising with respect to a die core ring and a pressure sleeve while a center portion of a metal plate is held between a panel ...
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JP2022118331A |
To provide a mold for press working that can eliminate necessity of reconfiguration of a prospective amount even when being fitted to a different press machine or requiring only slight modification.A mold 20 for press working comprises: ...
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JP7117065B2 |
To enhance material yield in press molding.The press-molding die comprises a die 10 and a blank holder 20 having pressing surfaces 11 and 21 for gripping an end part of a blank material W and a punch 30 having a molding surface 31. In th...
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JP7115444B2 |
To suppress the deformation of a hat-shaped cross-sectional component at the time of mold releasing, with a simple structure, even if bending occurs in a mold in the hat-shape cross-sectional component.A press device 1 molds a hat-shaped...
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JP2022114712A |
To provide a manufacturing method for a press molded product that can suppress defects in press molding such as a line-deviation defect and a surface-strain defect and improve a quality of a press molded product, so as to enhance yields....
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JP7113624B2 |
To realize deep drawing with a high drawing ratio and a complicated shape by a single-acting type press molding device.In first deep drawing, a slide plate 6 is moved downward by a drive mechanism 7, thereby causing a punch 14 and an inn...
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JP2022112954A |
To provide a die cushion device which suppresses the inclination of a die cushion unit in operation.A die cushion device comprises: a die cushion unit 12 which bears a plurality of cushion pins 11 that upwardly bias a blank holder 9 at e...
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JP7110685B2 |
To provide a press molded product manufacturing method that can improve strength as needed, a press molded product, a center pillar outer and a hot press molding die.The press molded product manufacturing method comprises steps of: heati...
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JP2022111444A |
To provide a bending forming method and a bending metal mold thereof, in which required accuracy of dimension or surface quality can be easily secured, bending process can be performed in one operation, and a material yield ratio can be ...
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JP7109633B1 |
A mold parts device with a cooling function according to the present invention lowers the temperature of a mold using a cooling channel, secures the life of mold parts and product quality, and improves production efficiency. A press die ...
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JP2022109019A |
To prevent separation of a lower die and an upper die during a thickening process.A press machine M includes: a lower die 1; an upper die 2 that can be raised and lowered relative to the lower die and that sandwiches a work piece W betwe...
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JP7106170B2 |
A manufacturing method of a hot forming mold of a center pillar including a cooling unit is provided. The method includes a step of preparing a material by dividing the material, a cooling channel processing step of processing cooling ch...
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JP2022533376A |
A device (1) for forming a member (2), which includes a first tool (3) and a second tool (4), and the first tool (3) and the second tool (4) are the tools ( In order to form the member (2) placed between 3 and 4), it can move with respec...
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JP7103330B2 |
To provide a press molding method that press-molds a press-molded product curved along a longitudinal direction in a planar view, by bending forming.The press molding method according to the present invention press-molds a press-molded p...
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JP7103494B2 |
To provide a manufacturing method, a press device and a press line, of a press formed product capable of securing dimensional accuracy of the press formed product, with such a simple constitution that there is no pad on the die side.A ma...
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JP7104237B2 |
Provided is a press molding method in which a plate material is molded into a target molded body including a ridge section, said method including: a first step for molding an intermediate molded body; and a second step for forming the ta...
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JP7103294B2 |
A manufacturing device manufactures a component having a hat-shaped section as a pad and a punch sandwiching a center portion of a metal plate, and a die and a holder sandwiching both side portions of the metal plate are moved relative t...
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JP7101730B2 |
A die press-forms a tailor welded blank (12A) in a heated state, the tailor welded blank being formed by welding a first plate portion (34) made of a first metal plate material and a second plate portion (35) made of a second metal plate...
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JP7096535B2 |
A method for incrementally forming includes: preparing a tool T disposed on one side of a metal plate W, a fixing jig 1 to hold a periphery of the metal plate W, and a template P1 including a molded edge E that follows at least a part of...
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JP7089482B2 |
Centering systems for centering blanks outputted from a furnace in a hot stamping line are provided, the centering system comprising a centering table and a heating system for heating one or more selected zones of the blank while arrange...
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JP7087568B2 |
To provide a press-formed product 4 in which workpieces 2 and 3 are at least partly superposed on each other and are engaged with each other so as not to cause positional displacement.A first workpiece 2 having an engaging part 5 is fitt...
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JP7088284B2 |
A press forming device provided with: a punch having an apex portion in a forming region; a die opposing the apex portion of the punch; a blank holder opposing the die laterally to the punch; a bead disposed in a non-forming region of th...
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JP7085799B2 |
To prevent leakage or running off of a cap body from a can body because of impaired sealability when increasing inner pressure in a case of decreasing a thickness of the cap body in association with decreasing a thickness of a can body o...
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JP7083373B2 |
An object of the present invention is to extend a retention time of clutch oil and enable to efficiently cool clutch plates. A clutch hub (42) which is engaged with the clutch plates in an outer circumference is a press-molding article m...
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JP7081690B2 |
A method of manufacturing a press-formed product includes: capturing the sheet thickness of a sheet B; and using a die 6, a punch 7, and a movable mold part capable of moving relative to both the die 6 and punch 7 to press-form the sheet...
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JP7081662B2 |
The present invention relates to a press-formed product, comprising: a steel base material having a hardness Hv_Parts of HV 400 or more; an Al plating layer provided on the steel base material; and a zinc oxide layer, as an outermost sur...
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JP7081691B2 |
A method of manufacturing a press-formed product includes: capturing the amount of warp in a sheet to be pressed separately for each sheet; and using a die 6, a punch 7, and a movable mold part to press-form the sheet into a press-formed...
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JP2022083794A |
To provide a bending die for a vehicle member part in which spring back, warp or the like generated in a vertical wall part having an approximately hat cross section are dissolved all over the vertical wall part, and deformation of the v...
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JP2022075243A |
To suppress crack and so on of a peripheral edge part of an opening of an aluminum plate material due to stretch flange molding in press molding.According to a molding method for press molding an aluminum plate material with an opening, ...
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JP7070616B2 |
A method for press forming an automotive outer panel according to the present invention uses a punch 3, a die 5, and a blank holder 7 to press form a metal sheet 51 into an automotive outer panel 61 having a character line 63 and panel s...
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JP2022072562A |
To provide a press forming method, a mold for press forming and a method of designing the mold for press forming capable of suppressing the occurrence of wrinkles of a top plate part when a formed article and an intermediate article whic...
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JP7066660B2 |
To provide a lock mechanism of a press molding apparatus which facilitates prior assessment of the lock mechanism by allowing the lock mechanism to see from the outside.A lock mechanism of a press molding apparatus includes: an interlock...
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JP2022069861A |
To suppress deformation of a long die during press molding and prevent deterioration of quality of formation, without increasing cost and size of a press forming die.A press molding die 10 has long dies (bending dies 12, 13) and presses ...
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JP2022068701A |
To provide a press processing method and a press die which can press an edge into a desired shape.A press processing method according to the present disclosure, which processes a blank material into a press-processed product, includes: a...
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JP7060233B2 |
To provide a method for molding a press-molded product with a hat-shaped cross section that can accurately perform molding, reduce die cost, and shorten a lead time for development.A primary molded body P1 is carried into a die 4a for se...
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JP2022063424A |
To provide a window molding manufacturing method capable of greatly reducing man hour by streamlining the machining process of a roughly V-shaped window molding in a single-action pressing device.This window molding manufacturing method ...
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JP7045869B2 |
To reduce yields of a material while sufficiently securing passage resistance between a bead and the material.Passage resistance between a lock bead 10 and a material and yields of the material can be easily optimized by setting the numb...
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JP7044208B2 |
Provided is a method for manufacturing a press-formed product, by which a first surface of an intermediate formed product provided with the first surface, a bump surface, and a first ridge line located between the first surface and the b...
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JP7043291B2 |
A method for manufacturing a tailored blank press formed product includes a tailor welding step in which a first steel plate and a second steel plate are abutted against each other and welded together at side surfaces thereof to form a b...
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JP7041626B2 |
The invention relates to a method and to a device for heat treating a metal component. The method comprises at least the following steps: a) heating the component; b) setting a temperature difference between at least one first sub-region...
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