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Document Title |
JP4558910B2 |
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JP4558775B2 |
A light source emits a laser beam to the object through an output end. An optical system is placed between the output end and the object. The optical system adjusts the energy of the laser beam emitted, through the output end, onto a uni...
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JP4549281B2 |
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JP2010194599A |
To arrange a heating means in the position of a heating line even when object steel sheet of bending is deviated.A laser displacement sensor is installed in a required place of an automatic steel sheet bending apparatus with which linear...
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JP4540826B2 |
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JP4532058B2 |
Laser beam irradiation areas are provided in a load curve portion and an angle adjustment portion of a suspension. The laser beam irradiation areas are oriented in a direction in which the suspension is to be bent. A laser beam having a ...
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JP4507317B2 |
To execute uniform and high precise bending work by dynamic torque control, and to shorten the development time by shortening the teaching time, eliminating troublesome teaching work by a worker. In the continuous bending work following ...
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JP4495592B2 |
A method for precision bending of a sheet of material (41, 241, 341, 441) along a bend line (45, 245, 345, 445) and the resulting sheet are disclosed. A method includes a step of forming longitudinally extending slits (43, 243, 343, 443)...
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JPWO2008111118A1 |
The yield rate, which is the ratio of the weight of the ring-shaped member to the weight of the material, and the yield rate, which is the ratio of the ring-shaped member to the blank, are improved to reduce the cost. In a method for man...
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JP4486577B2 |
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JP4481618B2 |
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JP4478499B2 |
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JP4471412B2 |
To reflect an intrinsic deformation of heating lines one by one by imparting an objective position shape, calculating FEM forced deformation, planning a linear heating method, arranging heating lines, and then reversing the direction of ...
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JP4471415B2 |
To enable confirming the bended shape of a metallic sheet even during heating or just after heating. The temperature distribution of the metallic sheet during heating or after heating is measured (Step I). By comparing the temperature di...
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JP4467323B2 |
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JP2010101508A |
To provide a method of easily manufacturing an internally-grooved pipe 1 of high cost performance, for enhancing stirring of fluid flowing inside by providing a lead angle of a spiral groove 2 formed on an inner face with a different ang...
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JP2010095065A |
To provide a core embedded in a weather strip which can prevent a disadvantage caused by a core piece which is torsionally deformed when roll-forming the core in a U shape in its cross section.By forming a plurality of spaces 24 at a pre...
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JP4457398B1 |
To bend a square pipe composed of four sides, in a conventional square pipe bending means capable of cutting off the remaining three sides while leaving one side, a gap is generated in a joint surface, and a general welding method is use...
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JP2010091266A |
To solve a problem in a conventional heat exchanger wherein heat transfer performance is not sufficient due to a small contact area between first fluid tubing and second fluid tubing because the outer periphery of the first fluid tubing ...
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JP2010082633A |
To provide a bending method of a metal sheet by which the bendability is improved, even a copper alloy of high strength can be bent without being cracked, and the dimensional accuracy is excellent, and to provide an electric-electronic c...
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JP3158531U |
To provide a metal body produced by processing a metal body obtained by laminating a plurality of metal plates of different materials and having a low defective product rate. For example, a square rod shape is subjected to spreading proc...
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JP4431394B2 |
A process is described for forming a can from extremely thin side wall material. The process includes the steps of reverse forming a portion of the can, and during the reverse forming process including a tapered side wall portion. Batter...
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JP4427208B2 |
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JP4402474B2 |
To obtain a strain-free high-quality sheet metal component removing wrinkles caused during stretch molding, in the stretch molding method to produce the sheet metal component with a complex curved surface using an intermediary work which...
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JP4358500B2 |
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JP2009536582A |
A sheet material is provided for forming a precision folded structural and aesthetic component of a contoured three-dimension. The sheet material may include a forward-panel bend line separating a forward panel and a fold panel, the forw...
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JP2009208147A |
To provide a method for manufacturing a crankshaft by which force for bend correction can be secured while the occurrence of flaw caused by burr is prevented, and the wear of a corner part of a sizing die can be avoided, and to provide a...
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JP3153559U |
To provide a horizontal sheet metal tool for sheet metal processing, which is suitable for sandwiching and crimping a folded overlapping portion of a metal plate such as a galvanized iron plate or an aluminum plate in a difficult work pl...
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JP4322460B2 |
A distribution of bending principal strains giving a target shape of a curved surface is obtained (Step S1), and a calculation grid is divided along the direction of the bending principal strains (Step S2). A database storing actual meas...
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JP4315624B2 |
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JP2009178730A |
To provide a vane bending machine in which, when vane plates in which the sizes of vanes, pitches, whether they are right-handed or left-handed or the like are different are worked, no preparation of many dies are required in accordance ...
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JP4314383B2 |
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JP4309255B2 |
The apparatus (1) comprises independently operable support members (2), each having separable tool halves (3) defining an opening (4) configured to receive a pre-heated rectangular beam (5). Each tool half has an axially adjustable shaft...
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JP4307585B2 |
A process for stretch forming hollow metal bodies, such as aluminum alloy extrusions. The extrusions are stretched longitudinally, bent transversely of the pulling direction, and then subjected to pressure from an incompressible fluid in...
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JP4304072B2 |
Metal sheets, and in particular, metal sheets for roofing of the kind having upstanding flat edges ending with beads, are bent by rolling the flat edges such that they become gradually thinner towards the beads. The sheets will also be b...
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JP4293702B2 |
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JP2009523103A |
In an apparatus for manufacturing an outer ring for coil protection, a supply supplies a sheet for the outer ring in a predetermined direction. A cutting part cuts the sheet transferred from the supply to a length to suit the outer circu...
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JP4236635B2 |
A stabilizer (1) used in a vehicle is provided by a tubular element (2) with a middle section (3) and two end sections (4a and 4b), where the end sections (4a and 4b) is bent at an angle relative the middle section (3) so that the stabil...
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JP4219937B2 |
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JP4215981B2 |
A system is provided for forming shapes and contours in a metal workpiece, comprising: a laser system that is capable of producing a series of laser pulses, wherein each laser pulse of said series of laser pulses has an energy within a r...
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JP2009012057A |
To enable a heating coil to be arranged on a heating line even when a metallic sheet is deformed on the way of actual heating step of linear heating.When a heating plan is determined (S1), deformation generated on the metallic sheet is a...
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JP2009012058A |
To enable a heating coil to be arranged on a heating line even when the metallic sheet is deformed on the way of working.When a heating plan is determined (S1), the heating line is linearly heated with a heating coil which is numerically...
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JP2009000736A |
To machine grooves on the inner surface of a dewatering cylinder of a screw press type dewatering apparatus using a milling machine having good performance and low machining costs.In the manufacturing method of dewatering cylinder for sc...
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JP2008296286A |
To provide a method and apparatus (1, 31) for fabricating a three-dimensional body, especially a method and apparatus (1, 31) for fabricating a three-dimensional beam material (5).A method for fabricating a three-dimensional body is an e...
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JP4176968B2 |
A work piece can be bent in opposite directions by irradiating a laser beam onto one side of the work piece. A tension anneal is applied to a metal plate. The metal plate is bent by irradiating a defocused laser beam onto a front surface...
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JP4164581B2 |
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JP2008238276A |
To provide a heald support bar made of strongest possible sheet metal.The present heald support bar for a heald shaft is made of bent sheet metal components having unbent legs (8, 9), which decreases thickness of a material, in a bending...
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JP2008213028A |
To provide an inexpensive twist preventing method for a channel having high twist preventive effect which is capable of working the channel by a simple die.In the twist preventing method for the channel, embosses are formed symmetric to ...
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JP2008207576A |
To provide a truck frame for a railroad vehicle and its manufacturing method in which the small-lot production thereof is possible without increasing the cost.In the truck frame 1 for the railroad vehicle, a pair of right and left side b...
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JP4143607B2 |
A laser irradiation device and a method thereof for irradiating a laser beam onto a workpiece for bending processing are disclosed. The laser irradiation device includes a light condensing unit configured to condense an incident laser be...
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