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JP2017185525A |
To provide a caulking method capable of easily providing a caulking state more than usual.A burring punch 3 is inserted into an upper plate through-hole 2, and an upper plate projection base end part 6B is pushed against an inner wall of...
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JP6211755B2 |
A sheet material processing apparatus has a pressurizing part of a sheet material and a supporting part of the pressurized sheet material. The apparatus includes an end face pressing upper press die that receives a pressurizing force, an...
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JP6211221B1 |
[Subject] A press forming device which can give the high degree of plane to a press-forming article is provided without carrying out separate cutting. [Means for Solution] Press forming device 100 of the present invention is press formin...
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JP6201509B2 |
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JP6202059B2 |
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JP6204411B2 |
A hood assembly is provided. The hood assembly includes an outer panel having an interior surface and a peripheral edge. The hood assembly further includes a frame mounted to the outer panel. The frame has a contoured section. The contou...
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JP6204512B2 |
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JP6202110B2 |
In the present invention, in a piercing punch and a burring punch which are shaft members having a first axis line as the center axis lines and are provided so as to be movable along the first axis line, first, after prepared holes havin...
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JP2017159328A |
To provide a hemming die system with reduced or eliminated incidence of defects upon breakdown of a solenoid valve.The hemming die system includes a hemming die (1) and a pneumatic circuit (11). The hemming die (1) has: a lifter (4) that...
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JP2017159354A |
To provide a manufacturing method of a raceway ring, an increase in a surface roughness of which is suppressed with respect to a steel material.A manufacturing method of a raceway ring comprises: a step (S0) for providing a steel materia...
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JP6195038B1 |
A punch is located in the one side of the direction of board thickness of a tabular member to be processed in which the penetration hole was formed, and, as for a burring method, a pad is located in the side opposite to with the above-me...
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JP2017148847A |
To provide a press forming die capable of forming a corner flange part in one step, preventing stretch flange crack by suppressing localization of strain at or near the center of a corner caused by elongation deformation, and improving b...
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JP2017144897A |
To be compatible with mainly a member body having a different dimension of a diameter.The steering member 1 includes at least a cylindrical metal member body 3 extending in a vehicle width direction 2. A bar ring hole 4 projecting inward...
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JP6172843B2 |
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JP6156608B1 |
The growth flange forming parts manufactured with growth flange forming are manufactured by low forming load, controlling a growth flange crack. It is a manufacturing method which manufactures growth flange forming parts provided with th...
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JP6159108B2 |
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JP2017115336A |
To manufacture lip H-shaped steel at equal cost to H-shaped steel, by strengthening a value Zy of a section modulus around the weak axis to a similar standard to its Zx around the strong axis, without increasing-decreasing the cross-sect...
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JP6137319B2 |
In the metal plate with a tapped hole, the tapped hole is provided with a cylindrical outer wall section that rises from one surface of the metal plate and a cylindrical inner wall section, which is folded back from the edge of the outer...
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JP6139304B2 |
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JP2017093026A |
To increase the strength of a mating fixing part for the motor shaft, without increasing the thickness of a metal plate that is the material of the rotor yoke body.At the periphery of a through hole 21h in the center of a rotor yoke body...
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JP6128226B2 |
[Object] Provided is a press-molded product capable of improving the bonding strength between a vehicle body reinforcing member and the other member or the rigidity of a vehicle body by enlarging a cross-section of a member to a fullest ...
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JP6120636B2 |
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JP6118406B2 |
A spinning thickening forming method is a method of, while rotating a plate (8) including a center portion (83) fixed to a fixing jig (3), increasing a thickness of a peripheral portion (81) of the plate (8). Specifically, while locally ...
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JP6108876B2 |
A shock absorber includes a cylinder sealingly containing oil, and a piston coupled with a piston rod and inserted in the cylinder. The shock absorber generates a damping force by controlling an oil flow generated according to a movement...
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JP6108797B2 |
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JP6110230B2 |
A method and apparatus comprising a structure and a locking magnet. The structure comprises a retaining portion and a magnetic portion. The retaining portion of the structure is configured to receive a first section of a workpiece such t...
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JP6102276B2 |
Provided is a method for manufacturing a caulked assembly that is capable of manufacturing the caulked assembly at a low cost, preventing reduction of the strength of a columnar body caused by a circumferential groove, preventing deforma...
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JP6098246B2 |
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JP3209270U |
[Subject] Composition of the device itself is simple, and is excellent in operativity, and it provides a Eaves nose lock machine with which improvement in a weight saving and maintenance nature was achieved, and a Eaves nose lock device ...
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JP6090464B2 |
[Object] To provide a press-molded product including an inward continuous flange and capable of improving performance involved with the bonding strength between a reinforcing member and the other member or the rigidity of a vehicle body ...
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JP2017042806A |
To provide a bending method capable of preventing generation of crack or chip in a resin layer.A bending method includes: a preparation step for preparing a substrate 10 including a back metal 11 where a processing object part 11a is set...
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JP6086481B2 |
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JP2017024034A |
To achieve down-sizing of a flare processing device while simplifying the structure of the device.A flare processing device 1 for folding a tune end Pof a pipe material P outside by a freely derricking processing roller 25 and forming a ...
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JP6070742B2 |
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JPWO2014103561A1 |
The present invention efficiently uses a plate material feeding mechanism mounted on the same laser processing machine to efficiently generate burr-like protrusions on the lower edge of the plate material along the heat cutting processin...
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JP6052478B1 |
A growth flange crack is controlled and growth flange forming parts manufactured with growth flange forming are manufactured. It is a manufacturing method which manufactures growth flange forming parts provided with a flange (7) which is...
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JP2016217445A |
To provide a branch pipe formed by a steel plate of thin thickness, compact in size, having light weight and less number of components and showing a superior productivity, and its process of manufacture.A branch pipe 1 includes a cylindr...
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JP6051053B2 |
A piercing die, a holding body, and a piercing punch are used to form a pressed component having a plate-shaped base portion and a tubular boss portion extending from the base portion. The piercing die has a receiving portion, an outer s...
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JP2016209889A |
To provide an apparatus improved in working efficiency for integrally molding piping branches which is space-saving type, shortens molding type, and is capable of precisely performing burring and prepared hole drilling and a method for t...
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JP2016203200A |
To provide a lower die having integrally rotatably a burr push-crushing part for push-crushing a burr and an ejector member.A lower die for removing a burr caused in a cutting edge lower part of a plate-like workpiece, comprises a lower ...
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JP2016198810A |
To provide a hemming method with which working processes can be shortened and a cost of a die can be reduced.In a hemming method, a tip bent part 5 and a tip inclined part 4 of an end part of a work-piece 1 are formed, and the tip inclin...
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JP6026656B2 |
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JP6024593B2 |
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JP6015784B2 |
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JP6010743B1 |
[Subject] A hemming metallic mold which crushes work which was being crushed in 2 to 3 steps in order to make thrust load which occurs when carrying out hemming of the board material which carried out acute angle bending reduce by one wo...
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JP6006810B2 |
A method of forming a housing which includes roll forming a steel tube radially inwardly with a plurality of rollers each having a rolling axis parallel to the longitudinal axis of the tube, the rollers compressing the tube and forming r...
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JP6004296B1 |
[Subject] When carrying out hem processing of the panel edges of two sheets in piles especially, optimal bending iron type and a method of bending using the bending iron type are provided. [Means for Solution] Upper mold part 10 moves do...
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JP5999760B2 |
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JP5992863B2 |
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JP5990923B2 |
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