Abstract: A mechanical spreader along a spreading axis, characterized in that it comprises a support (1) and two spreading plates (2), each spreading plate (2) comprising at least one bevel (3), and in that it also comprises a central rod (4) able to slide in said support (1) between the two spreading plates (2), said central rod (4) comprising a plurality of bevels (5) having a profile complementary to the bevels (3) of said spreading plates (2), the bevels (5) of said central rod (4) being in contact with the bevels (3) of said spreading plates (2), said spreader also comprising return means able to exert a return force on the spreading plates (2), means for pushing the central rod (4) and means for immobilizing the spreading plates (2) in planes perpendicular to said spreading axis.

Abstract: A tray bender allows a user to easily and efficiently bend a tubing tray or similar item. The tray bender includes a shaft and a tray-bending head. The shaft is an elongated, tubular structure which acts as a gripping element of the tray bender. The tray-bending head is a specifically designed structure which is used to engage the tray bender with a tubing tray or similar item. The user can apply an input force onto the end of the shaft opposite to the tray-bending head in order to provide a torque force to bend a tubing tray or similar. The tray-bending head is designed with prong-like structures with a gap space in between each prong-like structure to receive a tubing tray or similar item.

Abstract: An automated bending machine for bending metal sheet material, provided with driving means which are integrated in a table and/or ram depending on whether the driving means are designed for moving and arranging bottom tools and/or top tools respectively on the respective tool holder of the automated bending machine, whereby the driving means are such that several tool segments can be simultaneously controlled with the latter in order to make these multiple tool segments simultaneously undergo a movement, independently from one another, along the tool holder concerned.

Abstract: Disclosed is a metal sheet having a first major surface and an opposite second major surface, a first end and an opposite second end, and a first side edge and an opposite second side edge. The sheet has a plurality of parallel corrugations having a length defining a first axis extending along the sheet, a width defining a second axis extending across the sheet, and a depth defining a third axis extending through the sheet. The corrugations are formed by roll forming of the metal sheet. In transverse cross section, each of the corrugations comprises a substantially convex portion and a substantially concave portion. The substantially convex and concave portions each comprise a plurality of substantially linear portions with curved transition portions therebetween. The curved transition portions have a radius sufficiently small to cause plastic deformation of the metal sheet during roll forming of the corrugations. The substantially convex and concave portions each approximate a smooth curve.

Abstract: A hemming device includes an anvil for placing a work, a presser material handling portion, a conveyance robot, and a roller hemming robot. The anvil includes an anvil main body portion, a positioning device, a gripping device, and a device-side ATC device to be attached to and detached from a conveyance-robot side ATC device. The presser material handling portion includes a frame portion having a shape corresponding to a shape of the work, a positioning device, a gripping device, a presser provided to press the inner panel at a position at which the presser does not interfere with a final shape, and a device-side ATC device to be attached to and detached from the conveyance-robot side ATC device. With this configuration, processing time is reduced and replacement operation of the anvil is simplified, and therefore productivity is improved.

Abstract: A die apparatus including a first die element, a plurality of second die elements, a plurality of actuators, and a controller is provided. Each of the plurality of actuators is mounted to one of the plurality of second die elements. The controller is programmed to activate the actuators to contact and compress portions of a blank disposed between the die elements at separate pressures to influence microstructure forming for one of a geometry transition region, a deformation region, and a joining region. One of the separate pressures applied to one of the portions of the blank may be approximately 5 N/mm2 or less to form a soft strength zone. The pressure of approximately 5 N/mm2 or less may be applied to the one of the portions of the blank for approximately one to two seconds.

Abstract: A die apparatus including a first die element and a second die element is provided. The first die element is arranged with the second die element for disposal of a blank therebetween and includes a coolant channel and a trim groove for alignment with a trim line of the blank. A groove insert is disposed within the trim groove arranged to support a portion of the blank extending thereover and to reduce a cooling rate of the blank. The groove insert may be of a material including reflective radiation characteristics to reduce heat transfer from portions of the blank adjacent the trim line. The first die element may include a cavity aligned with a pierce region of the blank so that the pierce region does not contact an adjacent die element surface.

Abstract: The following is provided based on the disclosure: a method of producing a molded product: including treating a metal sheet having a bcc structure and a surface that satisfies either of the following conditions (a) or (b); and molding the metal sheet to cause plane strain tensile deformation and biaxial tensile deformation and allowing at least one part of the metal sheet to have a sheet thickness decrease rate of from 10% to 30%: (a) an area fraction of crystal grains having a crystal orientation of 15° or less relative to a (001) plane parallel to a surface of the metal sheet is from 0.20 to 0.35; (b) the area fraction of crystal grains having a crystal orientation of 15° or less relative to a (001) plane parallel to a surface of the metal sheet is 0.45 or less, and the average crystal grain size thereof is 15 ?m or less; or a molded product that satisfies either of the conditions (a) or (b).

Abstract: A method for forming a conduit with a radial flange for forming part of a beaded coupling by: positioning a conduit blank in a forming die, wherein the forming die defines a radially extending recess; inserting a forming post in the conduit blank to define an annular space therebetween; inserting a flexible material in the annular space between the post and the conduit; placing a sleeve in a bearing relationship with the flexible material; compressing the flexible material between the post and the sleeve to force the flexible material against the conduit to expand the conduit outward into engagement with the radially extending recess in the forming die to form an annular flange; and releasing compression on the flexible material.

Abstract: The controller controls the gas supply of the gas supply unit so as to maintain a pressure in a metal pipe material at a first pressure when a gas is supplied into the metal pipe material which is formed into a pipe portion in a main cavity portion in a state where an upper die and a lower die are joined to each other. It is possible to prevent pressure drop in the pipe portion caused by cooling of the pipe portion due to a contact between the dies, and the pipe portion. Thus, it is possible to suppress a decrease in a force for pressing the pipe portion against the dies. It is possible to suppress a decrease in adhesion between the pipe portion and the dies when the metal pipe is formed, and it is possible to suppress occurrence of variations in hardenability in the pipe portion.

Abstract: A radial press is provided having a main structure, a plurality of pressing jaws arranged around a pressing axis, and having a drive unit which acts on the pressing jaws. The drive unit is supported on the main structure and can move the pressing jaws radially in the direction of the pressing axis and away from the same, at least one fibrous structure is provided radially outside the pressing jaws, the fibrous structure enclosing the pressing jaws and extending in annularly closed form around the pressing axis in a plane which is substantially perpendicular to the pressing axis.

Abstract: A manufacturing method of heat dissipation unit is disclosed. The heat dissipation unit is mainly composed of two titanium metal plate bodies. The titanium metal plate bodies are heat-treated, whereby the titanium metal plate bodies can be mechanical processed, shaped and surface-modified. Accordingly, the titanium metal can be freely shaped and provide capillary attraction. In this case, the titanium metal plate bodies can be used as the material of the heat dissipation unit instead of the conventional copper plate bodies to greatly reduce the weight and enhance the heat dissipation performance.

Abstract: A manufacturing method of press-molded article of the present invention comprises a step of placing a member to be pressed in a press molding apparatus and a step of pressing a flat plate portion of the member to be pressed by bringing a first press portion and a second press portion closer to each other. A first opposing surface and a second opposing surface, while facing to each other, keep in contact with the flat plate portion during pressing. In the press step, a thick part is formed on the flat plate portion by allowing a part of a material of the flat plate portion to flow, in a press direction, into a thickened portion-forming section formed on the first opposing surface. The second opposing surface is moved to the press direction as the flat plate portion is pressed by the first press portion and the second press portion.

Abstract: A method and apparatus for positioning an end effector relative to a fuselage assembly. The end effector is positioned relative to an expected reference location for a reference point on the fuselage assembly using data from a first metrology system. After positioning the end effector relative to the expected reference location, an actual reference location for the reference point on the fuselage assembly is identified using data from a second metrology system. The end effector is positioned at an operation location based on the actual reference location identified.

Abstract: An upset protrusion joining gun for joining two parts together by forging a protrusion of one part that extends through an opening in the other part to form a boss that extends over a portion of the other part surrounding the opening.

Abstract: A caulking jig comprises a main body, a blade portion having a blade edge, a projection member fit in the main body, an urging member which urges the projection member, and an engagement mechanism configured to engage the projection member to the main body. In a state in which the projection member is not engaged, the projection member is held at a projected position where a distal end portion of the projection member is projected from the blade edge. In a state in which the projection member is engaged, the projection member is held at an entered position where the distal end portion is retracted to a more entered position than the blade edge.

Abstract: A casting core for use in investment casting having at least one gap between two separate core material parts which define separate adjacent cavities in the finished product, wherein the two core material parts are connected by at least one crossover bridge fixing the position of the two core material parts relative to each other, wherein the crossover bridge has a cross section whose wall contour has at least one convex and at least one concave section.

Abstract: In a method for producing moulds and cores with cold box through curing sodium silicate sand for casting by blowing, a sand mixture for producing moulds and cores is filled into a forming tool by a core shooter or manually and then is shaped, and the operations of blowing, curing and stripping are carried out. Gases are sequentially blown in the order of CO2 and compressed gas; or gases are sequentially blown in the order of compressed gas-CO2-compressed gas.

Abstract: A steering-wheel core and a method for casting the same capable of eliminating the need to perform finishing processing after casting and decreasing a manufacturing cost even when the steering-wheel core is cast using a molten metal are provided. The method for casting a steering-wheel core (100) according to the present invention includes: providing a protruding portion (92) in a surface (91) of an inner surface of a casting die (90), with the surface defining a nut seat surface; and causing a molten metal to hit on the protruding portion (92) when the molten metal is flown into the casting die (90) such that a flowing direction of the molten metal flowing toward the surface (91 that defines the nut seat surface is changed.

Abstract: A core molding method for molding a core having a twisted shape by use of a core mold includes a curing step and a mold extracting step. In the curing step, after the core mold is disposed along a vertical direction within a frame whose top is open, a self-hardening sand formed of a kneaded mixture of a sand, a resin and a curing agent is charged into the frame from the top of the frame, and then cured. In the mold extracting step, the core mold is extracted in the vertical direction from the core formed of the cured self-hardening sand while rotating the core mold and the frame relatively to each other around an axis of the core mold.

Abstract: This disclosure concerns methods and apparatus for continuously casting thin strip where one or more expansion rings are positioned within at least one of a pair of casting rolls, and automatically measuring a thickness of the cast strip close to the first side edge of the strip using at least one sensor, and if the thickness measured is too thin, automatically decreasing the radial dimension of the expansion ring arranged in close proximity to the first side edge to cause the cylindrical tube to contract and increase the thickness of the cast strip during casting, and if the thickness measured indicates that the thickness of the cast strip is too thick, automatically increasing the radial dimension of the expansion ring arranged in close proximity to the first side edge to cause the cylindrical tube to expand and reduce the thickness of the cast strip during casting.

Abstract: A casting tool for a piston may include a casting mold for forming a piston part from a casting melt and a casting head including a feeder for feeding the casting melt into the casting mold. The casting head may include a ring-shaped groove, and the groove may include an inner groove flank for forming the casting melt into a circumferential, ring-shaped sealing rib such that an inner rib flank of the sealing rib rests with a sealing effect against the inner groove flank when the casting melt solidifies in the groove. Additionally or alternatively, the casting head may include a ring-shaped collar, and the collar may include an outer collar flank for forming the casting melt to provide a circumferential, ring-shaped sealing groove such that an outer groove flank of the sealing groove rests with a sealing effect against the outer collar flank when the casting melt solidifies.

Abstract: A coated article comprising: a substrate; and a coating on the substrate comprising: a metallic matrix comprising, by weight: Al as a largest constituent; 3.0-6.0 Cr; 1.5-4.0 Mn; 0.1-3.5 Co; and 0.3-2.0 Zr; and a filler and optionally porosity.

Abstract: The present invention relates to a method for producing a timepiece comprising at least one first part produced by a microfabrication or microforming method in at least one first material, said method comprising at least: a step of depositing, on said first part, without moulding, at least one second part of said timepiece in at least one second material, and a step of treating the second material in order to connect together the components on the first part.

Abstract: A method for additively manufacturing an object is provided. The method includes forming the object on a sacrificial layer of a substrate such that the object is secured to a base layer of the substrate via the sacrificial layer. The method further includes removing at least some of the sacrificial layer from the substrate so that the object is no longer secured to the base layer.

Abstract: Provided is a soft magnetic dust core having high density and favorable properties. A method of manufacturing a soft magnetic dust core includes: preparing coated powder including amorphous powder made of an Fe—B—Si—P—C—Cu-based alloy, an Fe—B—P—C—Cu-based alloy, an Fe—B—Si—P—Cu-based alloy, or an Fe—B—P—Cu-based alloy, with a first initial crystallization temperature Tx1 and a second initial crystallization temperature Tx2; and a coating formed on a surface of particles of the amorphous powder; applying a compacting pressure to the coated powder or a mixture of the coated powder and the amorphous powder at a temperature equal to or lower than Tx1?100 K; and heating to a maximum end-point temperature equal to or higher than Tx1?50 K and lower than Tx2 with the compacting pressure being applied.

Abstract: The present disclosure relates to a method of heat treating a component (e.g. a combustor tile) which may be formed of a first material e.g. a nickel superalloy. The component may be formed using an ALM method. The method comprises enclosing at least part of the component in a foil envelope which may be formed of a second material wherein the second material (e.g. stainless steel) is more susceptible to reactive oxidation than the first material. Next the envelope is purged with an inert gas (e.g. argon) and the envelope is sealed. The component is then heated e.g. using hot isostatic pressing.

Abstract: A designing and manufacturing method for powder injection molding a piston ring comprises the following steps: (a) designing an elliptical equation of the piston ring according to the technical requirements of the piston ring product and providing the free opening gap size; (b) conducting engineering analysis on structural strength, stress-strain, and friction and wear by means of a computer; (c) designing and selecting a powder material, designing a proportion ratio of powder and adhesive, and manufacturing a feeding material for injection by means of mixing and granulating; (d) designing and manufacturing an injection mold for the elliptical piston ring; (e) manufacturing a three-dimensional elliptical piston ring blank by injecting, degreasing, sintering and post-processing; (f) cutting an opening; and (g) inspecting translucency, elasticity and size of the product, then packaging and delivering or warehousing.

Abstract: In manufacturing a three-dimensional layered formative object by forming solidified layers obtained by irradiating material powder with energy beam to solidify the material powder, laminating the solidified layers and performing a cutting process on the laminated solidified layers, a cutting tool used in a process of scraping off a finishing allowance from the solidified layers cut with the finishing allowance left comprises: a columnar part; a cutting part connected to an end of the columnar part, having a maximum radius centered on a central axis of the columnar part larger than a maximum radius of the columnar part, and having a blade for cutting; and a diameter enlargement part located at a boundary between the columnar part and the cutting part, and having a radius continuously enlarged from the columnar part toward the cutting part. The maximum radius of the diameter enlargement part is smaller than the maximum radius of the cutting part.

Abstract: The present disclosure relates to a method for processing a component formed by an ALM method using a ??-strengthened superalloy having a ?? solvus temperature. The processing method comprises heating the component to a treatment temperature at or above the ?? solvus temperature at a rate equal to or greater than 50 ° C./min and then cooling the component at a rate of greater than 60° C./min.

Abstract: A method for manufacturing a component of a rotating machine comprises the steps of forming a structural inner portion by additive manufacturing from a first material; covering the structural inner portion with a protective outer portion made of a second material; the first material has a melting point higher than a second material.

Abstract: A method of fabricating an abradable coating of varying density, and such an abradable coating of varying density. According to the invention, the method comprises the following steps: providing a substrate (32) having a first portion with its surface situated at a first level (A), and a second portion with its surface situated at a second level (B) different from the first level; depositing a precursor material on the first and second portions of the substrate (32); compressing the precursor material between the substrate and a bearing surface; and sintering the precursor material as compressed in this way in order to obtain an abradable coating (36) having a first portion (36a) on the first portion of the substrate, and possessing a first density, and a second portion (36b) on the second portion of the substrate, and possessing a second density distinct from the first.

Abstract: A chassis of a motor vehicle, having at least one part that consists of a metal material and absorbs or transmits forces, at least one tape-shaped reinforcing element that consists of a fiber-reinforced metal matrix being applied to the surface of the part by thermal joining in the broadest sense. Chassis, which are of different motor-vehicle types in terms of their weight and/or their drive power and the same part, in terms of its geometric dimensions, that absorbs or transmits said forces, are characterized in that, when used in a motor-vehicle type with a higher weight and/or a greater drive power, a reinforcing element is applied to at least one surface portion, forming a load path, of this part, which reinforcing element is either not provided at all or is provided in a smaller size in a different motor-vehicle type with a lower weight and/or lower drive power.

Abstract: The present disclosure relates to a seed-growth based method for the synthesis of metal nanoparticles of controlled shape (cubes, cuboids, octahedrons) and size in an aqueous environment, without the use of shape directing agents. The method involves a first step of preparing a solution comprising water, metal seed growth nanoparticles, a metal salt comprising the same metal as the metal seed growth nanoparticles, and a reducing agent; and a second step of heating the solution to between 9 and 130° C. at a rate of between 1° C./min and 5° C./min and at a pressure of between 1 and 5 atm. The method may also be carried out in a reduced oxygen atmosphere and the concentration of oxygen disclosed in the solution may be less than the concentration of oxygen in an oxygen saturated solution.

Abstract: A case mouth trimmer and chamferer includes a clear sliding sleeve covering windows in a barrel portion to capture trimmings. The case mouth chamfer tool may be fixed to a micrometer dial threadedly engaging the barrel. A case adapter bearing is fixed to the barrel to position cases. An end m ill is used trim the case length or a case mouth chamfer tool is adjusted to cut an inside chamfer and the micrometer dial is rotated to adjust the position of the end mill or the case mouth chamfer tool with respect to the case adapter bearing to precisely adjust the amount of material cut from the case. An adjustable cutter holder member slides in a dovetail, is adjusted by advancing and retreating a screw, and is held in place by a set screw. The case adapter bearing is easily changed to chamfer different cases.

Abstract: A composite machining tool includes a tool body with at least one cutting edge and at least one grinding region. The grinding region is located adjacent to the cutting edge such that there is a gap between the grinding region and the cutting edge and such that when the tool performs a machining action the cutting edge and the grinding region act together on a material surface.

Abstract: A cutting tool according to an aspect of the present disclosure includes a shank, a joint, and a cutting portion attached through the joint to the shank. The cutting portion includes a core and a surface portion. The surface portion is disposed around a central axis of the cutting portion to cover an outer circumferential surface of the core. The surface portion includes a cutting edge. The cutting edge is disposed on an outer circumferential surface of the surface portion and formed in a helical shape about the central axis. The surface portion is a composite sintered material including a hard phase formed of a plurality of diamond particles and a plurality of cubic boron nitride particles, and a binder phase forming the remainder.

Abstract: A cutting insert for a tool for machining a workpiece, comprising a first cutting edge and a first cutting insert bore, wherein the cutting insert has an elongate shape and extends along a cutting insert longitudinal direction, wherein the first cutting insert bore extends along a first bore axis, which runs substantially orthogonally to the cutting insert longitudinal direction, wherein the cutting insert has a laterally protruding elevation, which is arranged on a side of the cutting insert that is oriented transversely to the first bore axis, and wherein on the elevation are arranged a first lateral holder contact surface, an axial holder contact surface and a first horizontal holder contact surface for the bearing contact of the cutting insert against a tool holder, wherein the first lateral holder contact surface runs substantially orthogonally to the first bore axis, and wherein the axial holder contact surface and the first horizontal holder contact surface run substantially orthogonally to the first l

Abstract: A device for holding tools for machine tools, includes at least one interchangeable holder and one base holder. Each interchangeable holder includes two interchangeable-holder guiding elements which are engaged with base-holder guiding elements of the base holder. Furthermore, each interchangeable holder comprises an interchangeable-holder coolant channel comprising an interchangeable-holder coolant-channel opening in one of the interchangeable-holder guiding elements, which comes into contact with a base-holder coolant-channel opening of a base-holder coolant channel, which is arranged on a base-holder guiding element. First guiding elements—either the interchangeable-holder guiding elements or the base-holder guiding elements—have a convex semicircular cross-section. The cross-section has a flat area containing the vertex of the semicircle, or it has two widened areas which are arranged in mirror symmetry on the semicircle.

Abstract: A fixing device for securing a thin-walled component according to an embodiment includes: a support; a pressing portion provided on the support and including: a pressure generator located at a center of the support; and a plurality of pressure transmitters arranged around the pressure generator and extending in a radial direction of the thin-walled component; and a plurality of elastic members connected to the plurality of pressure transmitters, wherein the plurality of pressure transmitters are configured to move the plurality of elastic members in the radial direction.

Abstract: A thin kerf commercial circular saw blade designed for accurate commercial lumber sawmill cutting of green wood, having a saw plate with three concentric regions of differing thicknesses and widths. This design goes against traditional thinking of lateral blade stiffening in that no part of the blade has a width exceeding the width of the kerf and the stiffened region exceeds to within ? of an inch of the saw tooth tip.

Abstract: A control device includes a speed setting unit configured to set a relative movement speed of a wire electrode with respect to a workpiece depending on the average of gap voltage per unit time, i.e., average gap voltage, and set the relative movement speed so as to move the wire electrode backward when the average gap voltage is less than a threshold, and a map compensation unit configured to change the threshold from a first threshold that is set when the amount of change in the average gap voltage is lower than a predetermined variation, to a second threshold that is greater than the first threshold, when the average gap voltage has changed in a decreasing direction and the amount of change in the average gap voltage becomes equal to or greater than the predetermined variation.

Abstract: Provided is a soldering method for soldering a tip end of an electric wire to a soldering portion of a metallic terminal which allows the soldering to be performed with excellent workability. The method includes a damming structure forming step forming a damming structure at a periphery of the soldering portion to dam a solder which is supplied in a molten state with a flux to the soldering portion to keep the solder at the soldering portion, an electric wire setting step setting the tip end of the electric wire at the soldering portion ready for soldering, and a solder supplying step supplying the solder in the molten state with the flux to the soldering portion to perform the soldering.

Abstract: A method and apparatus for providing welding-type power is disclosed and includes a means for communicating.

Abstract: Embodiments of systems and methods for remotely controlling a robotic welding system over a long distance in real time are disclosed. One embodiment is a method that includes tracking movements and control of a mock welding tool operated by a human welder at a local site and generating control parameters corresponding to the movements and control. The control parameters are transmitted from the local site to a robotic welding system at a remote welding site over an ultra-low-latency communication network. The round-trip communication latency over the ultra-low-latency communication network is between 0.5 milliseconds and 10 milliseconds, and a distance between the local site and the remote welding site is at least 10 kilometers. An actual welding operation of the robotic welding system is controlled to form a weld at the remote welding site via remote robotic control of the robotic welding system in response to the control parameters.

Abstract: A system for monitoring a welding device including a wire feed device and a processor communicatively coupled to a non-transitory computer-readable medium. The wire feed device may include a motor to rotate a roller to advance a filler wire from a bobbin towards a torch. The processor may execute instructions stored on the non-transitory computer-readable medium to determine an applied feed force parameter and a threshold feed force parameter and compare the applied feed force parameter to the threshold feed force parameter to update an error state indicator, such as a user interface, for example.

Abstract: A method of welding a superalloy component includes the following sequential steps. A welding step for welding a cavity using a filler metal in an inert atmosphere, where the cavity is located in the component. A covering step for covering the filler metal and a portion of the component with a weld filler layer in the inert atmosphere. The weld filler layer has a greater ductility than material comprising the component and/or material comprising the filler metal. A second covering step for covering the weld filler layer with a braze material, and subsequently performing a brazing operation. A heat treating step heat treats the component.

Abstract: Regulating the feed speed of multiple strips during electroslag strip cladding includes guiding a first strip and a second strip towards a work piece. A current is transferred to at least one of the first strip and the second strip to create a molten slag pool on the work piece sufficient for initiation of a cladding phase. A welding parameter associated with the cladding phase is measured and the first strip is fed towards the molten slag pool at a first variable feed speed based on the measuring of the welding parameter. The second strip is fed towards the molten slag pool at a second variable feed speed that is different from the first variable speed, but dynamically determined based on the first variable feed speed.

Abstract: An apparatus may include a power supply to generate an output current. The apparatus may further include a plasma torch to apply the output current across a gap and a user interface to receive a selection for enabling a pierce current mode. The apparatus may further include a controller to temporarily increase an output current setting at the plasma torch from a first level to a second level, responsive to the selection of pierce current mode.

Abstract: An example method for joining metals is described herein. The method can include forming an intermediate joint between a first structural member and a foil member, where the intermediate joint is formed using a solid state welding process. The method can also include forming a primary joint between the first structural member and a second structural member, where the primary joint is formed using a welding process that produces coalescence at a temperature above the melting point of the first structural member or the second structural member.