Abstract: A milling tool is disclosed. The milling tool may include an elongated body having a longitudinal axis and a plurality of cutting inserts. The cutting inserts may each have a cutting edge and a cutting radius and be coupled to the body and spaced along the longitudinal axis. One or more of the plurality of cutting inserts may be adjustable (e.g., mechanically adjustable) between first and second cutting radii. A difference between the first and second cutting radii may be at least 10 ?m. The milling tool may include cutting inserts having a plurality of different cutting radii. The milling tool may be configured to have a length that spans an entire height of an engine bore. The cutting inserts having different radii may compensate for dimensional errors in an engine bore diameter that occur when milling a deep pocket.

Abstract: A miter saw includes a base, a table pivotally coupled to the base about a miter axis, and a saw unit coupled to the table for movement about the miter axis. A workpiece support is pivotable relative to the base between a first position, in which the table is permitted to pivot about the miter axis within a first range of miter angles, and a second position, in which the table is permitted to pivot about the miter axis within a second range of miter angles different than the first range. The miter saw further includes a locking mechanism for maintaining the workpiece support in at least one of the first position or the second position, wherein the locking mechanism includes an actuator supported by and moveable with the workpiece support between the first position and the second position.

Abstract: The present invention relates to a wall or floor chain sawing device (1), comprising a chain bar assembly (37) which in turn comprises a chain bar (2) having a longitudinal extension (17) and guiding a chain (3) at least partly around its perimeter. The chain bar assembly (37) further comprises a chain bar housing (6) that is attached to, and partially covers, the chain bar (2) and the chain (3). The chain sawing device (1) comprises a motor (9), a track interface (7) that is arranged to co-operate with a guiding track (8), and a power transmission arrangement (10) that is adapted to transfer a motion from said motor (9) to the chain (3). The sawing device (1) comprises a first pivotable support rod (12) and a second pivotable support rod (13), where each pivotable support rod (12, 13) has a corresponding first end (12a, 13a) and a second end (12b, 13b).

Abstract: A circular saw blade includes a circular plate having a diameter, a thickness, a left face, a right face, a peripheral rim, and a central opening couplable to a powered saw. A plurality of alternating teeth and gullets are disposed about the peripheral rim, each tooth having a front face facing generally toward an adjacent gullet in the cutting direction and a recess defined in the front face. A plurality of cutting inserts are affixed in the recesses in the teeth. Each insert has rake face facing generally toward the adjacent gullet in the cutting direction, a relief face extending generally toward the adjacent top face, and a cutting edge at a junction between the relief face and the rake face. Each rake face is disposed at a hook angle ? between the rake face and a radius of the circular plate intersecting the cutting edge.

Abstract: A reciprocating saw blade for improving vibration and cordless runtime includes an elongated body having a front end portion and a rear end portion. An elongated cutting edge extends from the front end portion to the rear end portion and defines a longitudinal axis. An opposite non-cutting back edge extending from the front end portion to the rear end portion. The body has a thickness of approximately 0.89 mm to approximately 1.15 mm. A tang coupled to the rear end portion is configured to be coupled to a tool holder of a powered reciprocating saw. The cutting edge comprises a plurality of teeth and gullets. The teeth have a kerf width of approximately 1.29 mm to approximately 1.56 mm and are arranged in a pattern of alternating tooth pitch of a smaller first tooth pitch and a larger second tooth pitch.

Abstract: A saw blade includes a body and a plurality of cutting teeth formed on the body. Each cutting tooth includes a tip at a first end of the cutting tooth, a rake face extending from the tip toward the body, a relief face extending from the tip toward a second end of the cutting tooth and sloping toward the body, and a projection at the second end of the cutting tooth and sloping away from the body. The saw blade also includes a plurality of gullets formed on the body between the plurality of cutting teeth. Each gullet forms an undercut portion between the body and the projection of each cutting tooth.

Abstract: Method for finishing hardened gears comprising: a first dry removal step of a first stock amount by means of a first cutting tool with defined cutting edges; and a second dry removal step of a second stock amount by means of a second cutting tool with non defined cutting edges.

Abstract: A system is configured for machining a workpiece of a lattice structure, the system includes an electrode of a lattice structure, an electrolyte supply, and a power supply. The workpiece and the electrode are intertwined with each other and electrically isolated from each other. The electrolyte supply is configured for circulating an electrolyte around and between the workpiece and the electrode. The power supply is configured for applying a voltage between the workpiece and the electrode to facilitate smoothing surfaces of the workpiece.

Abstract: The invention refers to a chuck pallet (1.3) with solid groove-sidewalls (2.3) for clamping chucks (1.1), whereby the x-y-references (2.5) of the chuck pallet (1.3) are allocated in the same plane (2.1) as the z-references (2.1) and the x-y-references (2.5) are also allocated at the solid groove-sidewalls (2.3). The solid groove-sidewalls (2.3) have thereby a tapered profile.

Abstract: Forming a solder joint between metal layers by preparing a structure having solder material placed between two metal layers and heating the structure to grow an intermetallic compound in a space between the two metal layers. Growing the intermetallic compound includes setting a first surface, in contact with the solder material between the two metal layers, to a first temperature, thereby enabling growth of the intermetallic compound; setting a second surface, in contact with the solder material between the two metal layers, to a second temperature, wherein the second temperature is higher than the first temperature; and maintaining a temperature gradient (temperature/unit thickness) between the two metal layers at a predetermined value or higher until the intermetallic compound substantially fills the space between the two metal layers.

Abstract: The present disclosure provides systems and methods for applying brazing material to substrates. The disclosed systems and methods suitably include applying brazing material to a substrate, collecting one or more images of the brazing material, and manipulating the substrate in response to the one or more images.

Abstract: Systems and methods of the present invention are directed to welding systems having a welding power supply and wire feeder, where the power supply and wire feeder communicate over the welding power cables. In exemplary embodiments, the wire feeder communicates with the power supply over the welding cables using current draw pulses which are generated and recognized by the power supply. Similarly, the power supply generates voltage pulses which are transmitted over the welding power cables and recognized by the wire feeder.

Abstract: Systems and methods of the present invention are directed to welding systems having a welding power supply and wire feeder, where the power supply and wire feeder communicate over the welding power cables. In exemplary embodiments, the wire feeder communicates with the power supply over the welding cables using current draw pulses which are generated and recognized by the power supply. Similarly, the power supply generates voltage pulses which are transmitted over the welding power cables and recognized by the wire feeder.

Abstract: Systems and methods of the present invention are directed to welding systems having a welding power supply and wire feeder, where the power supply and wire feeder communicate over the welding power cables. In exemplary embodiments, the wire feeder communicates with the power supply over the welding cables using current draw pulses which are generated and recognized by the power supply. Similarly, the power supply generates voltage pulses which are transmitted over the welding power cables and recognized by the wire feeder.

Abstract: Systems and methods of the present invention are directed to welding systems having a welding power supply and wire feeder, where the power supply and wire feeder communicate over the welding power cables. In exemplary embodiments, the wire feeder communicates with the power supply over the welding cables using current draw pulses which are generated and recognized by the power supply. Similarly, the power supply generates voltage pulses which are transmitted over the welding power cables and recognized by the wire feeder.

Abstract: A method for resistance spot welding a metallic material to a sandwich material that includes a plastic core layer with two metallic cover layers may involve positioning a first electrode onto a surface of the metallic material, positioning an opposing second electrode onto a surface of the metallic cover layer that is apart from the metallic material, heating a region to be welded in such a manner that the plastic core layer in the region to be welded softens, moving the electrodes together to displace the softened plastic from the region to be welded until the two cover layers make contact with one another in a contact region, and welding the metallic cover layers to the metallic material in the contact region by a flow of electrical current across the first and second electrodes. A device by way of which a simple structure with a limited heat-affected zone is also disclosed for performing such methods.

Abstract: A method of manufacturing an outer joint member of a constant velocity universal joint includes forming cup and shaft members of medium carbon steel, the cup member being manufactured by preparing a cup member having cylindrical and bottom portions being integrally formed, and a fitting hole formed in a thick portion of the bottom portion, the shaft member being manufactured by preparing a shaft member having a fitting outer surface formed at an end portion of the shaft member to be joined to the bottom portion of the cup member, and fitting the fitting hole of the cup member to the fitting outer surface of the shaft member. The method also includes welding the cup and shaft members from an inner side of the cup member to a fitted portion between the cup and shaft members.

Abstract: For butt-welding, which includes bringing joining end surfaces of a cup member and a shaft member into abutment against each other and radiating a high energy intensity beam from a radially outer side, the shaft member has a recess on a radially inner side of the joining end surface to obtain a welded portion having a closed hollow cavity on a radially inner side after butt-welding. The joining end surface (protruding surface) of the cup member protrudes toward a radially inner side with respect to an inner diameter of the joining end surface of the shaft member. With this, a welded portion of an outer joint member of a constant velocity universal joint, which is manufactured by joining the cup member and the shaft member, can be improved in strength and quality.

Abstract: Provided is a rapid manufacturing process of ferrous and non-ferrous parts using a plasma electron beam in which the plasma electron beam is workable even in a low vacuum pressure environment and has a relatively large radiation range, productivity of the process is improved as a high-power beam can be emitted to a ferrous and non-ferrous powder, and production costs are reduced due to low maintenance and manufacturing costs.

Abstract: A method for producing in particular conical bore holes in work pieces, wherein the contouring and cross-sectional form of the bore hole can be influenced in that one or a plurality of operating parameters are changed, which parameters are elected from the following group: pulse length, beam diameter, beam current, acceleration voltage, beam focusing, deviation of the electron beam from a beam axis, movement velocity of the electron beam over the work piece.

Abstract: A ribbon bonding tool is provided. The ribbon bonding tool includes a body portion including a tip portion, the tip portion defining a working surface. The ribbon bonding tool includes a group of four protrusions extending from the working surface, wherein the working surface defines four quadrants in a horizontal plane by extending an imaginary line at a midpoint along each of a length and a width of the working surface. Each of the four protrusions is arranged in one of four quadrants.

Abstract: A friction stir welding machine and a method of friction stir welding a workpiece are provided. In this regard, a friction stir welding machine is provided that includes a weld fixture comprising first and second arms configured to be positioned on opposite sides of a workpiece. The friction stir welding machine also includes a weld tool carried by the first arm of the weld fixture and configured to be inserted into and rotated relative to the workpiece. The friction stir welding machine further includes a rotatable anvil carried by the second arm of the weld fixture and configured to be positioned in cooperative engagement with the workpiece in an aligned relationship to the weld tool. The rotatable anvil is configured to react forces applied to the workpiece by the weld tool and to be rotated as the weld fixture is moved relative to the workpiece.

Abstract: Method for processing of material by use of a pulsed laser. Each laser pulse is shaped regarding its beam profile so that a cross sectional area, which is defined by a cross section of the laser pulse in its focal point orthogonal to its propagation direction, is of particular shape and has a main extension axis of greater extent than its minor extension axis. One major crack is effected by each laser pulse, the major crack having a lateral extension basically oriented according to the main extension axis of the respective pulse in the focal point. Furthermore, each laser pulse is emitted so that the orientation of its main extension axis in the focal point corresponds to a pre-defined orientation relative to an orientation of a respective tangent to the processing path at the assigned processing point.

Abstract: A laser crystallizing apparatus includes a stage configured to receive a substrate, the stage including a plurality of groove lines each having a predetermined depth and width, and a plurality of control holes, each arranged in a respective groove line. Each control hole is provided with a negative pressure to hold the substrate to a surface of the stage or a positive pressure to release the substrate from the surface of the stage.

Abstract: An additive manufacturing system includes a surface holding a particulate and a focused energy source configured to generate at least one beam that moves along the surface to heat the particulate to a melting point creating a melt path. A camera is configured to generate an image of the surface as the at least one beam moves along the surface. The camera has a field of view and is positioned in relation to the surface such that the field of view encompasses a portion of the melt path defining a plurality of rasters. The camera generates a time exposure image of at least the portion of the melt path defining the plurality of rasters.

Abstract: Methods and systems are provided for using optical interferometry in the context of material modification processes such as surgical laser or welding applications. An imaging optical source that produces imaging light. A feedback controller controls at least one processing parameter of the material modification process based on an interferometry output generated using the imaging light. A method of processing interferograms is provided based on homodyne filtering. A method of generating a record of a material modification process using an interferometry output is provided.

Abstract: An apparatus for processing a micro-component by using laser which defines a hole by using laser irradiated to a surface of an object to be processed, the apparatus includes a laser irradiation part irradiating the laser, an optical axis horizontal movement part horizontally moving an optical axis of the laser irradiated from the laser irradiation part, an optical axis angle adjustment part adjusting an angle of the optical axis of the laser horizontally moved by the optical axis horizontal movement part, a reflection part reflecting the laser of which the angle of the optical axis is adjusted by the optical axis angle adjustment part, and a light collecting lens collecting the laser reflected by the reflection part on the surface of the object to be processed.

Abstract: Provided are a stage for cutting a substrate and a substrate-cutting apparatus. The stage for cutting a substrate includes: a plurality of cell areas, each of the cell areas including a first opening; an edge area at an outer side of the cell areas, the edge area including a second opening having a diameter that is larger than a diameter of the first opening; a dummy area between adjacent ones of the cell areas; and a cutting groove between one of the adjacent ones of the cell areas and the dummy area or between one of the cell areas and the edge area.

Abstract: A device for removing a coating layer of an electrode plate of a lithium-ion battery comprises a conveying system (1) for conveying an electrode plate (6) and a laser system (2), the laser system comprises at least one laser emitting head (21) for emitting a laser beam and projecting the laser beam onto the electrode plate and a beam shaping mechanism (22) for homogenizing energy of the laser beam emitted from the laser emitting head, the laser emitting head and the beam shaping mechanism are electrically connected. In the device for removing the coating layer of the electrode plate of the lithium-ion battery, the beam shaping mechanism is provided, energy of the laser beam can be homogenized, neither damages a foil of the electrode plate so that welding quality of the electrode tab is promoted, nor results in remaining of the coating layer so that the removing quality is promoted, and the energy can be effectively utilized, thereby realizing maximum utilization of the energy of the laser.

Abstract: The invention features a double nozzle for a laser processing head and related methods for cutting a workpiece. The double nozzle includes an inner body portion having an interior surface defining a first bore, a first exterior circumferential surface disposed toward a distal end of the inner body portion, and a second exterior circumferential surface disposed toward a proximal end of the inner body portion. The second exterior circumferential surface is shaped to mate and align with the laser processing head. The double nozzle also includes an outer body portion having an interior surface defining a second bore. The outer body portion matingly engages with the first exterior circumferential surface of the inner body portion and is isolated from direct alignment contact with the laser processing head. The inner body portion and the outer body portion are aligned to define a coaxial fluid flow path therethrough.

Abstract: A laser processing device includes a laser emitter, an optical processor, a gas deflector and a gas source. The optical processor is furnished on optical path of the laser beam for guiding the laser beam to transmit along a looped processing path. The gas deflector has an optical channel, a looped gas channel and a looped gas outlet. The looped gas outlet is connected to the looped gas channel. The looped gas channel surrounds the optical channel, and a section of the looped gas channel close to the looped gas outlet is furnished in inclined position. The gas source is furnished on the gas deflector and is communicated with the looped gas channel for providing a gas flow to flow into the looped gas channel. The gas flow is guided by the looped gas channel.

Abstract: The inventions disclosed by this application are for a cladding apparatus, a cladding head, and a method of cladding a relatively planar solid object such as a boiler waterwall. Cladding of non-horizontal surfaces is complicated by the effects of gravity as melted clad material trends to runoff the surface before the cladding material bonds to the appropriate location. The disclosed inventions overcome these limitations by controlling the relative angle of application by either rotating the workpiece or the cladding head through a pre-programmed sequence. Also presented in a compact design for a laser cladding head that facilitates such cladding by minimizing movement of the laser fiber and improves cladding speed over irregular shaped objects.

Abstract: A cladding-by-welding device, an erosion shield forming method, and a turbine blade manufacturing method forming an erosion shield having high erosion resistance including: a powder supply head; a laser head; a line generator configured to irradiate a measurement line beam; a imaging device; a movement mechanism configured to move the powder supply head and the laser head with respect to a base body; and at least one controller configured to cause a projection image on the base body of the measurement line beam acquired by the imaging device to overlap a predetermined position of the imaging device, to set a position where the projection image overlaps the predetermined position of the imaging device as a copying position, to control the movement mechanism based on the copying position, and to move the powder supply head and the laser head with respect to the base body.

Abstract: First, an annular first layer including a plurality of beads and having a width that is not less than twice a width of the bead is formed by laser metal deposition on a peripheral surface of a base metal, the peripheral surface facing outward or inward in a radial direction. Next, a plurality of annular height raising layers each including a plurality of beads are stacked on the first layer by the laser metal deposition. According to this configuration, an axisymmetric body including a flange portion having a relatively wide width can be manufactured while making a heat affected zone in the base metal extremely small.

Abstract: The present disclosure relates to aluminum-based products having 1-30 vol. % of a ceramic phase. The aluminum alloy products may be produced via additive manufacturing techniques to facilitate production of the aluminum-based products having the 1-30 vol. % of the ceramic phase.

Abstract: A manipulator device such as a robot arm that is capable of increasing manufacturing throughput for additively manufactured parts, and allows for the manipulation of parts that would be difficult or impossible for a human to move is described. The manipulator can grasp various permanent or temporary additively manufactured manipulation points on a part to enable repositioning or maneuvering of the part.

Abstract: The present invention provides a device and method for laser cutting of aluminum alloy wheel blank burrs. The device includes a wheel hub lifting and locking mechanism and one or more groups of lasers mounted to a moving mechanism, and the moving mechanism comprises vertical guide columns (8) and horizontal guide columns (10) mounted to the vertical guide columns (8). During use, the device of the present invention can realize the function of online cutting of wheel burrs, thereby improving work efficiency and reducing manual labor, and the device has the characteristics of high cutting precision, rounded and burr-free cutting parts, stable performances, high degree of automation and the like.

Abstract: The present invention relates to a method for cutting a polarizing plate using a laser, in which a beam shape of the laser is an elliptical shape and a major axis of the elliptical shape is parallel to a cutting direction, and a polarizing plate cut using the same.

Abstract: A manufacturing method of a processed resin substrate includes: preparing a resin substrate including a resin layer and a metal layer that covers at least a part of one surface of the resin layer; and forming a through hole in the resin substrate by irradiating the resin substrate with pulsed laser light. In the forming of the through hole, an interval of irradiation of the pulsed laser light at each point on the resin substrate is 5 msec or more.

Abstract: The present invention provides a method for the preparation of steel sheets to be fabricated into a welded steel blank. The method includes procuring at least one pre-coated first steel sheet and one pre-coated second steel sheet, made up of a steel substrate and a pre-coating made up of an intermetallic alloy layer in contact with the steel substrate, topped by a layer of aluminum metal or aluminum alloy or aluminum-based alloy, the first sheet having a principal face, an opposite principal face, and at least one secondary face, the second sheet having a principal face, an opposite principal face and at least one secondary face, positioning the first and second sheets, leaving a gap of between 0.

Abstract: The invention features methods and apparatuses for thermally regulating a laser processing head. A thermal regulation device includes a body shaped to matingly engage a laser processing nozzle and to define a fluid flow boundary of a liquid flow passage between the body and an exterior surface of the laser processing nozzle when the thermal regulation device is affixed to the laser processing nozzle. The thermal regulation device also includes an inlet formed in a first end of the body and configured to provide liquid to the liquid flow passage, the liquid remaining external to an exterior surface of the laser processing nozzle. The thermal regulation device also includes an outlet formed in a second end of the body opposite the first end. The outlet is configured to exhaust liquid from the liquid flow passage.

Abstract: The present disclosure relates to aluminum-based products having 1-30 vol. % of a ceramic phase. The aluminum alloy products may be produced via additive manufacturing techniques to facilitate production of the aluminum-based products having the 1-30 vol. % of the ceramic phase.

Abstract: Provided are a fine silver particle dispersion which exhibits low temperature sinterability and in which fine silver particles are uniformly dispersed in a variety of solvents (and especially highly polar solvents); fine silver particles that exhibit low temperature sinterability and excellent dispersion stability in a variety of solvents (and especially highly polar solvents); a dispersion obtained using the fine silver particles; and a method for producing same. The fine silver particle dispersion is characterized by containing fine silver particles, a short chain amine having 5 or fewer carbon atoms, and a highly polar solvent and in that the partition coefficient (log P) of the short chain amine is ?1.0 to 1.4.

Abstract: A bonding material of a silver paste contains: fine silver particles having an average primary particle diameter of 1 to 200 nm, each of the fine silver particles being coated with an organic compound having a carbon number of not greater than 8, such as sorbic acid; and a solvent mixed with the fine silver particles, wherein a diol, such as an octanediol, is used as the solvent and wherein a triol having a boiling point of 200 to 300° C., a viscosity of 2,000 to 10,000 mPa·s at 20° C. and at least one methyl group, such as 2-methylbutane-2,3,4-triol or 2-methylbutane-1,2,4-triol, is mixed with the solvent as an addition agent.

Abstract: A solder paste having improved self alignment for soldering is provided. The solder paste includes a solder powder; a composite epoxy resin containing a first epoxy resin that is solid at 25° C., and a second epoxy resin that is liquid at 25° C.; and a curing agent, wherein the first epoxy resin has a softening point that is at least 10° C. lower than the melting point of the solder powder, and is contained in a range of 10 weight parts to 75 weight parts with respect to the total 100 weight parts of the composite epoxy resin.

Abstract: A method of preventing variation of the viscosity of a solder paste, and flux for producing solder paste, viscosity of which is prevented from varying. In the flux, which is suitable to be mixed with solder powder to produce the solder paste, an amount of methacrylate polymer which reduces a thixotropic index of the solder paste and enhances viscosity thereof is contained. As the methacrylate polymer, polyalkyl methacrylate having an alkyl group is preferable, and it is preferable that an addition amount of polyalkyl methacrylate is 05.-5.0 mass % of the flux. Further, as a thixotropic agent, hardened castor oil is preferably added.

Abstract: A welding apparatus having a welding tool and a weld cooling apparatus for forced cooling of the weld zone. The welding tool has a welding nozzle with a longitudinal axis, and the weld cooling apparatus uses a source of CO2 as the coolant. A coolant delivery conduit is arranged to move with the welding tool and has a first tube with a longitudinal axis that extends alongside the welding tool, and a second tube with a longitudinal axis extending downwardly and away from the welding tool. A coolant nozzle is located at the end of the second tube to eject coolant at the weld zone. The coolant nozzle outlet is spaced from the workpiece and arranged to direct a jet of coolant behind the welding tool onto the weld zone at least 10 mm from the longitudinal axis of the first tube.

Abstract: In one aspect, the present disclosure is directed to a method for treating a region of a gas turbine component. The method includes heating the region to a first temperature. One or more surface discontinuities located in the region are welded such that at least a portion of the region is heated to a second temperature. The region is annealed at a third temperature. The second temperature is relatively greater than the first temperature, and the first temperature is relatively greater than the third temperature.

Abstract: A defect perimeter sealing system that includes a plurality of perimeter base components that are arranged around a defect of a tank, where all of a top of the perimeter base components are encompassed or spanned by compression panels, the plurality of perimeter base components and the compression panels defining a fill zone between the plurality of perimeter base components and the compression panels, and an injected material in the fill zone.

Abstract: A magnetic attachment system for attaching a first object to a second object. A first magnet structure is attached to the first object and a second magnet structure is attached to the second object. The first and second objects are attached by virtue of the magnetic attraction between the first magnet structure and second magnet structure. The magnet structures comprise magnetic elements arranged in accordance with patterns based on various codes. In one embodiment, the code has certain autocorrelation properties. In further embodiments the specific type of code is specified. In a further embodiment, an attachment and a release configuration may be achieved by a simple movement of the magnet structures. In a further embodiment, the magnetic field structure may comprise multiple structures based on multiple codes.