Abstract: A mold for molding a case of a mobile device includes a first, second, third, fourth and fifth main body, connection slide blocks, and first and second abutment slide blocks. The connection slide blocks and the second abutment slide blocks are inlaid in first and second slide channels of the first and second main bodies. The first abutment slide blocks are inlaid in channels of the connection slide blocks. The third, fourth and fifth main bodies are horizontally movable relative to the first and second main bodies. The first and second main bodies, the connection slide blocks and the first and second abutment slide blocks together define a male mold section and the third, fourth and fifth main bodies together define a female mold section. A metal thin sheet is placed on the male mold section and pressurized and molded by the female mold section to form the case.

Abstract: A linear actuator assembly comprises a housing, an output shaft, a nose piece and a negative pressure device. The output shaft defines an actuator assembly axis, and is movable along the actuator assembly axis between an extended position and a retracted position relative to the housing. The nose piece is slidably mounted to the output shaft and movable between an extended position and a retracted position relative to the output shaft. The nose piece and the output shaft co-operatively define a chamber for containing a quantity of fluid, the volume of the chamber being smaller when the nose piece is in the retracted position than when the nose piece is in the extended position. The negative pressure device is connectable to the chamber, and is selectively operable so as to reduce the pressure in the sealed volume, thereby urging the nose piece from the extended position towards the retracted position.

Abstract: A method of manufacturing a turbine blade, the method comprising the steps of forming a forging by forging stainless steel; heat treating the forging; and cooling the forging after the heat treatment; wherein in the heat treatment and the cooling, a plurality of the forgings are arranged in alignment, and adjacent forgings of the plurality of forgings are disposed so that at least respective portions of portions of the adjacent forgings corresponding to a region from a portion corresponding to a platform of a turbine blade to a center in a longitudinal direction of the turbine blade face each other and warm each other via radiant heat.

Abstract: The present invention provides a casting/hot forging die having a forming surface and an opposing rear surface. The rear surface has a plurality of cavities spaced by a plurality of walls. Each of the plurality of walls has a substantially equal width. At least one transverse wall may also be provided such that the walls define a grid spacing a series of rectangular or triangular cavities.

Abstract: Methods and apparatus for forming high aspect ratio metallic glass objects, including metallic glass sheets and tubes, by a melt deposition process are provided. In some methods and apparatus a molten alloy is deposited inside a channel formed by two substrates moving relative to each other, and shaped and quenched by conduction to the substrates in a manner that enables the molten alloy to vitrify without undergoing substantial shear flow.

Abstract: In exemplary implementations of this invention, an actuated fabricator deposits structural elements (e.g., tensile structural elements) in a 3D pattern over large displacements. The fabricator is supported by at least three elongated support members. It includes onboard actuators that translate the fabricator relative to the ends of the support members. The fabricator is configured, by actuating different translations along different support members, to translate itself throughout a 3D volume. In some implementations, each of the actuators use fusible material to fuse metal tapes together, edge-to-edge, to form a hollow structure that can be shortened or lengthened.

Abstract: The invention relates to a rotary mold for centrifugal casting of an alloy. The mold comprises liners (135a) housed in hollow exoskeletons (137a). The exoskeletons retain the liners against the centrifugal force, during the casting, while the mold is spinning.

Abstract: The invention concerns a unit comprising a mould (4) adapted to receive a molten metal alloy and the said metal alloy poured therein. The alloy is TiAl.

Abstract: The present invention relates to a casting die device and a casting method used to obtain a cast product in which an inner bore, at least one end of which is open, is formed. The casting die device has a core pin for forming the inner bore in the cast product, and a vibration-transmitting member for transmitting vibrations from a vibrator of a micro-vibration machine to the core pin. When casting is being performed, vibrations from the vibrator are imparted to the core pin by way of the vibration-transmitting member. The vibrations also propagate to sites surrounding the core pin, in molten metal that has been poured into a cavity.

Abstract: A device for producing a cylinder crankcase using a low-pressure casting method or a gravity casting method. The device includes an outer casting mold which includes at least one mold part which, in an assembled state, forms a mold cavity that reproduces, for casting purposes, an outer contour of the cylinder crankcase. A region of the mold cavity forms a cylinder space of the cylinder crankcase. A dosing furnace contains a liquid metal. At least one gate is arranged geodetically below the mold cavity and via which the dosing furnace can be fluidically connected to the mold cavity. Sprue bushings project into the region of the mold cavity that forms the cylinder space of the cylinder crankcase. Each of the at least one gate is connected to one of the sprue bushings.

Abstract: A mold transfer assembly includes a transfer housing providing an interior defined by one or more sidewalls and a top. The transfer housing is sized to receive and encapsulate a mold as the mold is moved between a furnace and a thermal heat sink. An arm is coupled to the transfer housing to move the transfer housing and the mold encapsulated within the transfer housing between the furnace and a thermal heat sink. The transfer housing exhibits one or more thermal properties to control a thermal profile of the mold.

Abstract: A method of manufacturing a component includes additively manufacturing a crucible; directionally solidifying a metal material within the crucible; and removing the crucible to reveal the component. A component for a gas turbine engine includes a directionally solidified metal material component, the directionally solidified metal material component having been additively manufactured of a metal material concurrently with a core, the metal material having been remelted and directionally solidified.

Abstract: A precursor for additive manufacturing includes a powder of metallic particulates, each particulate having a metal core having mean diameters between 10 and 150 ?m, the metal core having a first melting temperature; and each of the metal core having a functionalized surface, the functionalized surface includes a metallic material having a second melting point lower than the first melting point.

Abstract: A feedstock for an additive manufacturing process includes a pre-ceramic polymer intermixed with a base material. A method of additive manufacturing includes melting and pyrolizing a feedstock containing metal and a pre-ceramic polymer. An article of manufacture includes an additive manufacturing component including a pyrolized feedstock.

Abstract: A powder bed sensing system and method is provided. A defect detection eddy current sensor array is configured to be movably coupled with respect to a powder bed, and generate a first plurality of sensor signals while moving over a workpiece in the powder bed. A workpiece edge detection eddy current sensor array is configured to be movably coupled with respect to the powder bed, and generates a second plurality of sensor signals while moving over the workpiece in the powder bed. A controller is coupled to the defect detection eddy current sensor array and the workpiece edge detection eddy current sensor array. The controller initiates an action based on at least one of a workpiece material layer quality and a workpiece edge location quality determined based on the first plurality of sensor signals and the second plurality of sensor signals.

Abstract: A method for manufacturing a component includes providing a metallic first powder having a plurality of first particles with a first mean particle diameter. A second powder added to the first powder has a plurality of second particles with a second mean particle diameter less than the first mean particle diameter. Energy is applied to at least the second powder so as to selectively heat the second particles. The first powder is combined with the heated second powder to form a modified powder including modified powder particles. Modified powder particles have an interior portion containing an interior composition, and an outer surface portion with an outer composition different from the interior composition.

Abstract: A method includes providing a metallic first powder having a plurality of first particles with a first mean particle diameter. A second powder added to the first powder has a plurality of second particles with a second mean particle diameter less than the first mean particle diameter. Energy is applied to at least the second powder so as to selectively heat the second particles. The first powder is combined with the heated second powder to form a modified powder including modified powder particles. Modified powder particles have an interior portion containing an interior composition, and an outer surface portion with an outer composition different from the interior composition.

Abstract: A method for manufacturing one of a group consisting of a plate, a foil, a long object, or a bulk object includes Step 1 of manufacturing a formation object having a plate shape, a foil shape, a long object shape, or a bulk object shape using a metallic powder material by an additive manufacturing, and Step 2 of working the formation object into the plate, the foil, the long object, or the bulk object by a plastic deformation.

Abstract: The present invention discloses a cut-off tool holder (1) having a plate-like holder body (1?) which has a cutting-tool seat (123). The holder body (1?) has a clamping section (11) for clamping the cut-off tool holder (1) in a machine tool. In the holder body (1?) there is at least one cooling lubricant duct (193), which has at least one outlet opening (18a, 18b) at a side face (122?) of the holder body and leads obliquely out of the side face (122?). The outlet opening (18a) is oriented such that a cooling lubricant jet (K), which emerges from the cooling lubricant duct (193), can be directed onto a face of a cutting tool which is received in the cutting-tool seat (123).

Abstract: A cutting insert (1) includes at least one cutting edge (8) formed on an intersecting ridge line portion between a rake surface (6) and a flank (7), and at least one ridge (12). The cutting edge includes a cutting edge portion (9) extending along a corner portion (5) and a straight-line shaped cutting edge portion (10) connecting to the cutting edge portion (9). The ridge (12) is formed to rise on the rake surface (6). The ridge (12) extends from a portion of a rake surface inside the cutting edge portion of the corner portion toward a rake surface inside the straight-line shaped cutting edge portion.

Abstract: A cutting insert includes a rake face, a flank face, a cutting edge formed at a ridge where the rake face and the flank face intersect, a land provided on the rake face along the cutting edge, a breaker groove provided in the rake face inside of the land, and a curved surface formed between a groove surface of the breaker groove and the land. A radius of curvature of the curved surface is 0.5 mm or greater.

Abstract: A tool for machining a workpiece, comprising a cutting insert and a tool holder, which has a main body, an upper clamping finger and a lower clamping finger, wherein the main body extends along a longitudinal direction (x) from a holder-side end to a workpiece-side end. A projecting part of the lower clamping finger projects over the workpiece-side end of the main body. The upper clamping finger and the lower clamping finger together form a receiving fixture for the cutting insert, in which the cutting insert may be fixed such that the upper clamping finger, via an upper clamping surface disposed thereon, exerts a clamping force on the cutting insert. At least a part of the upper clamping surface is disposed between the workpiece-side end and the holder-side end of the main body, and a force vector of the clamping force acts in a region which is located between the workpiece-side end and the holder-side end of the main body.

Abstract: A system is proposed that is made up of a tool holder 1, a collet 15 with a clamping nut 19, and a tool insert 27, in which the collet 15 and the tool insert are fixed and positioned on various function surfaces within the tool holder 1. Nevertheless, the clamping means are the same, namely a thread on the tool holder 1.

Abstract: A pneumatic-type precision annular workpiece inner positioning surface clamping device, wherein a rod portion of a piston assembly (5) is inserted into a central hole of the wedge-shaped block (12), and the piston portion of the piston assembly (5) is located in a closed chamber of a cylinder body (15); a disc spring (3) is sleeved on the piston assembly (5); an air intake hole (1-1) is provided in the lower plate (1), an air vent hole (15-1) is provided at the upper portion of the cylinder body (15); and an elastic hinge block (6) is sleeved outside the wedge-shaped block (12). The pneumatic-type precision annular workpiece inner positioning surface clamping device has a simple structure, high reliability and strong adaptability.

Abstract: The present disclosure generally relates to a drilling tool having one or more locating brackets. The locating brackets include contacts that when engaged by a workpiece or a component adjacent to a workpiece, complete a pneumatic circuits of a pneumatic switch. Completion of the pneumatic circuits facilities operation of a drill of the drilling tool, thus allowing operation of the drilling tool and/or engagement of the drill with a workpiece. The locator brackets are sized and positioned such that engagement of the contacts occurs when the drilling tool is located in a predetermined position, thereby ensuring that drilling of a hole occurs in a desired location.

Abstract: A gear cutter is provided that includes a body member that is configured to be rotatable about a rotational axis. A plurality of cutting inserts are mounted to the body member. The cutting inserts are arranged in a first row and a second row, the first and second rows being spaced apart from each other in the direction of the rotational axis of the body member. Each of the first and second rows of cutting inserts extends around the perimeter of the body member. Each cutting insert includes a forward face, a rear face, a base and first and second side faces, the first and second side faces being configured to converge inwardly toward each other as they extend away from the base toward a tip portion that interconnects the first and second side faces.

Abstract: In a vacuum soldering apparatus and a control method thereof, in order to prevent flux scattering or solder scattering when voids are defoamed and/or deaerated from molten solder by evacuating a chamber to a target degree of vacuum as well as in order to be able to perform brief evacuation, an evaluation control of a pump is performed. The evaluation control of the pump is performed in which the plural evacuation control properties (#1 through #4) with the gradients ? plotting the degrees of vacuum (pressure P) in relation to evacuation time (time t) when a chamber is evacuated by a predetermined pump output, are previously prepared; and the control are changed from evacuation control property of small pump output to evacuation control property of large pump output based on the initially set gradient ? in the evacuation control property.

Abstract: A method of controlling a back weld root surface includes arranging a sealing portion along the back weld root surface of a workpiece to form a purge region adjacent to a section of a joint, supplying a shielding gas within the purge region at a first flow rate, and applying a weld deposit across a front surface of the section of the joint. The shielding gas displaces an ambient environment within the purge region, and the back weld root surface of the weld deposit includes a positive root penetration relative to the back weld root surface based at least in part on the shielding gas within the purge region.

Abstract: A torch assembly used in an arc welder is disclosed. The assembly includes a head, an electrode extending from the head, and a non-linear delivery tube carrying a movable feed wire and extending from the head. A liner is maintained within the non-linear delivery tube wherein the liner receives the feed wire and facilitates movement of the feed wire. A method for controlling a welder and a related interface configuration are also disclosed.

Abstract: The present invention relates to a device for measuring and collecting oxygen concentration data in welding processes, in particular in shielded arc welding. The device has at least one sensor element for sensing the oxygen concentration of a shielding atmosphere, and further a control unit, which is designed for storing oxygen concentration data during a welding process.

Abstract: A method of severing a tubular structure can include producing a stream of plasma between a plasma arc cutter and the tubular structure, and displacing the plasma arc cutter relative to the tubular structure, thereby cutting through the tubular structure. A plasma arc cutting apparatus can include a transport vehicle, a boom extending from the transport vehicle, at least one plasma arc cutter, and at least one actuator that displaces the plasma arc cutter relative to the boom. Another method of severing a tubular structure can include conveying a plasma arc cutter to the tubular structure with a transport vehicle, and displacing the plasma arc cutter relative to the transport vehicle.

Abstract: Even a region where powder is melted is scanned by an electron beam at the highest speed. A three-dimensional shaping apparatus includes an electron gun that generates an electron beam, at least one first deflector that deflects the electron beam one-dimensionally or two-dimensionally, at least one lens that is provided between the electron gun and the first deflector and focuses the electron beam, and a second deflector that is provided between the electron gun and the first deflector and deflects the electron beam one-dimensionally or two-dimensionally.

Abstract: A method of forming a casing of an electronic device is described in which heat and pressure are applied to a metal substrate and a metal layer in a molding device. The metal substrate and the metal layer are molded into a shape of the casing. At the same time, an intermediate phase between the metal substrate and the metal layer is formed by inter-diffusion bonding.

Abstract: A method for high temperature bonding of substrates may include providing first and second substrates and forming at least one trace onto one or more adjacent surfaces of the substrates. The trace may include at least a first configuration of a material having a high melting temperature. The material may include at least one or more chemical elements selected from a group consisting of nickel, silver, aluminum, and copper. The method may further include depositing tin on a top surface of the trace and bonding the substrates together to create a bond layer using a high temperature bonding process. The top surface of the trace may be disposable between the substrates. The trace may be incorporated into the bond layer that is dispersed between aligned and adjacent surfaces of the substrates. The first configuration may form one or more intermetallic bonds in the bond layer.

Abstract: An inertia friction welding (IFW) method for welding together two portions of a rotary subassembly for a turbine engine is provided. At least one of the portions includes a plurality of hooked teeth at its periphery for anchoring blade roots. One of the two portions for welding together is held by a clamp and set into rotation by a motor, and the other one of the two portions for welding together is held by a torque take-up ring gear mounted on a carriage that is movable in translation. In order to avoid any crack formation in the hooks of the teeth during welding, the plurality of hooked teeth is covered with a damper device for shifting the frequency of the vibratory response of the teeth, thereby creating damping.

Abstract: The methods including applying a corrosion resistant alloy to a metal substrate to create a bimetal blank. The bimetal blank can undergo a variety of shaping and machining operations to form the net shape and internal structures of the part. Further, the part can undergo a finishing operation (e.g. polishing) to create the desired cosmetic appearance on the exterior surfaces and remove any surface imperfections resulting from the shaping and machining operations.

Abstract: The invention relates to a laser machining head for machining a workpiece with a laser beam, having a mounting, beam-shaping optics, which are mounted on the mounting such that they can be displaced in the longitudinal direction of the laser beam. In order largely to avoid contamination of the optics and in order to hold the optics securely in their adjusted position, even if high inertial forces occur as a result of higher accelerations, a belt drive is provided for displacing the optics.

Abstract: A rapid prototyping device for the layered additive manufacturing of three-dimensional objects with a manufacturing base and at least one manufacturing head, which is developed to dispense manufacturing material selectively according to location at the manufacturing site in grid positions according to predetermined manufacturing grids for each layer. In order to create a prototyping device which ensures fast and accurate three-dimensional workpieces in layers with the possibility of processing a plurality of manufacturing materials, a fuser unit of the manufacturing head is developed to fuse the manufacturing material located on the respective grid positions to the grid positions selectively according to location.

Abstract: Provided is a process for mounting a BGA (Ball Grid Array) or CSP (Chip Size Package) on a printed circuit board. The process includes melting and fusing together solder paste and a solder ball. The solder ball has a solder composition that includes 0.5-1.1 mass % of Ag, 0.7-0.8 mass % of Cu, 0.05-0.08 mass % of Ni, and a remainder of Sn. In the process, the solder ball is placed on an electrode of the BGA or CSP substrate and the solder paste is applied onto an opposing electrode of the printed circuit board.

Abstract: The disclosure describes techniques for joining a first component comprising a first metal or alloy and a second component comprising a second metal or alloy to each other. The techniques may include positioning the first and second component adjacent to each other to define a joint region between adjacent portions of the first component and the second component. The techniques also may include positioning a pre-sintered preform (PSP) braze material in the joint region, heating the PSP braze material to form a molten braze alloy, and cooling the molten braze alloy to join the first and second components. The PSP braze material may include a wide gap braze material.

Abstract: A process of remanufacturing a component such as an attachment flange used in turbochargers is provided and includes using a steam oxidation process to form an adhesion layer on top of a sealing surface of the component. The adhesion layer is an oxidation layer that a thermal metal spray coating can be applied on top of in order to prevent spalling that can occur at high heat. Once the process is completed, the component can be inspected to ensure that it meets or exceeds the manufacturer's original specifications.

Abstract: The present disclosure relates to a method of manufacturing a cooling block for a hot stamping mold using a three-dimensional (3D) metal printer, and more particularly, to a method of manufacturing a cooling block for a hot stamping mold using a 3D metal printer including a process of first step for forming a plurality of semicircular channels through which a fluid passes on a lower block, and a process of second step for forming an upper block to form channels using a 3D metal printer respectively on the plurality of semicircular channels formed in the lower block along the plurality of semicircular channels.

Abstract: One aspect of the invention provides a method of installing energy-dissipative corrugated stainless steel tubing including a length of corrugated stainless steel tubing, a conductive layer located outside the length of corrugated stainless steel tubing, and a resin layer surrounding the conductive layer. The method includes: removing a portion of the resin layer from an end of the length of the energy-dissipative corrugated stainless steel tubing to expose an underlying portion of the conductive layer; and applying a fitting over the end of the energy-dissipative corrugated stainless steel tubing.

Abstract: A method for inspecting the quality of an alignment between the elements of an assembly, and an associated device, the method of which comprises tasks consisting of measuring a first parameter with a first measuring means, said first parameter being selected from a movement parameter of at least one part of the double-access fastening means, an assembly force parameter or a torque, measuring a second parameter with a second measuring means, said second parameter being selected from the same parameters and being different from the first parameter, calculating a value of a first derivative of a function representing a change in the second parameter relative to the first parameter by suitable information processing means, and analyzing the value of the first derivative to check the alignment between the elements to be assembled.

Abstract: A gag bar with a cam surface is used to reciprocate a kicker pin in a ram-driven punch assembly into the bore of a pierce nut in a pre-mounting position. The kicker pin and punch assembly are thereafter driven toward a workpiece to install the pierce nut in the workpiece and to fully separate a slug formed during the pierce nut entry from the workpiece. The gag bar and punch are thereafter reciprocated to allow the next pierce nut to be put in position.

Abstract: An apparatus for installing pins on a base is provided. The apparatus includes an upper positioning plate provided with a plurality of first pin holes through which pins can pass, a lower positioning plate arranged opposite the upper positioning plate and provided with a plurality of second pin holes through which pins can pass, wherein the plurality of second pin holes correspond to pin marks on the base, and a move assembly which is arranged between the upper positioning plate and the lower positioning plate, the move assembly configured to cause the upper positioning plate and the lower positioning plate to move relative to one another, such that at least some of the plurality of first pin holes align with target pin marks on the base.

Abstract: There is provided an adjustable part holding fixture, system and method. The fixture has a base assembly with a container and a phase change material contained within the container. The fixture has a control device to convert the phase change material between a non-rigid state and a rigid state. The fixture has a plurality of part holding assemblies, each having a base anchoring portion for insertion into and positioning in the phase change material, and a part attachment portion configured to releasably attach to a surface of a part being held by the fixture. The phase change material in the non-rigid state allows for positioning of the base anchoring portion and adjusting to the part being held, and the phase change material in the rigid state holds the base anchoring portion in a desired position and holds the part in place during one or more processes performed on the part.

Abstract: A tool carrier for machine tool includes a carrier base mounted in a machine tool, the carder base including a first sliding rail and a second sliding rail being of different levels of elevation, and defining a sliding direction along which the first and second sliding rail; the first sliding rail defining a first rail surface, and the second sliding rail defining a second rail surface; wherein the first rail surface defines a first normal line, and the second rail surface defines a second normal line; the first and second normal lines are relative to each other in a non-perpendicular relationship; the first and second rail surfaces parallel to the horizontal plane; and a sliding carriage slidably coupled to the first sliding rail and the second sliding rail and moving relatively to the carrier base. Thus, the tool carrier effectively improves the load capacity.

Abstract: A machine tool includes a cooling fluid supplying part, e.g., a fan or a flow path, for supplying a cooling fluid which dissipates heat generated from the machine tool during operation. The cooling fluid supplying part is operable to supply the cooling fluid independently of a cooling action of a machining point of the machine tool. The machine tool also includes a cleaning part for cleaning the cooling fluid supplying part. The cooling fluid supplying part may be a fan or a flow path of the cooling fluid.

Abstract: A machining center having at least one door to control access to an enclosure thereof, where access through the door is provided by an unlocked latch, and the latch is unlocked based on wirelessly communicated signals relaying information about at least one operating condition of a fluid driven cutting tool spindle in use within the machining center.