Abstract: An actuating device for actuating a contractible element for a bending element of an industrial machine for bending metal elements comprises a lower component and an upper component apt to move relative to each other from a first position to a second position, the actuation device including a connecting plate configured to be connected to the lower component of the contractible element. A rack and pinion gear unit is also set out and includes a pinion having an axis, at least a first rack and a second rack actuated simultaneously by the pinion. The first rack is configured to be fixed to the upper component and the second rack is configured to be coupled to the connecting plate. The pinion is operable in a first direction of rotation to move the first rack and the second rack transverse to the axis in opposite directions. The pinion is operable in a second direction of rotation, contrary to the first one, to move the racks in opposite directions towards a second position.

Abstract: Described herein are energy absorbing apparatuses and methods of their use that utilize varying energy absorbing relationships between the apparatus members to absorb an energy input. The energy absorbing process occurs via a material forming process.

Abstract: Systems, methods, and devices for the production of aluminum rods from aluminum bars, aluminum wires from aluminum rods, and aluminum wires from aluminum bars are disclosed and described. Annealing steps are not needed or required in the disclosed methods.

Abstract: A method of manufacturing a coated conducting wire assembly includes forming a conducting wire assembly by twist-deforming a conducting wire bundle, forming a coated conducting wire assembly by covering the conducting wire assembly with an insulation coating, and annealing the coated conducting wire assembly. The conducting wire bundle is formed by bundling a plurality of conducting wires. The conducting wire assembly includes a parallel portion, a left-wound portion, and a right-wound portion. The annealing is performed by heating and holding the coated conducting wire assembly at an annealing temperature while applying tension to the covered conducting wire assembly.

Abstract: A method of pre-controlling the shapes of a continuous-casting slab head and tail for reducing the cut amount of the head and tail of the hot rolling intermediate slab. The continuous-casting slab head and tail, is cut into a shape such that an end surface of the head concaves inwards and the tail projects outwards. The head and tail of a slab is cut in a curve that is symmetric to the center line in width thereof. Arc height, i.e. a maximum value of the concave amount at the head or that of the projection amount at the tail, is controlled within 0 mm-50 mm.

Abstract: Embodiments of the invention comprise forming a billet from molten steel and hot rolling the billet to reduce the cross sectional area of the billet. Thereafter, the billet is hot rolled into a lead pass bar having a cross-sectional area comprising a reduced width dimension located adjacent to the center longitudinal axis of the bar. In one embodiment of the invention, the billet can be formed into a lead pass bar having a cross-sectional area in the shape of an hourglass or peanut by feeding the billet through a first set of rolls. After the lead pass bar is formed, it is passed through a second set of rolls in order to form the substantially continuous threaded rebar without longitudinal ribs. The cross-sectional area of the lead pass bar helps to produce a substantially continuous threaded rebar product without longitudinal ribs using standard rebar manufacturing tooling and equipment.

Abstract: A process is provided for making bulk textured material sheeting. As a continuous supply of flat material sheeting is fed, the sheeting is repeatedly impacted with toothed knives, each knife creating a row of raised and generally pointed structures on the sheeting to texture the sheeting.

Abstract: Embodiments of the invention comprise forming a billet from molten steel and hot rolling the billet to reduce the cross sectional area of the billet. Thereafter, the billet is hot rolled into a lead pass bar having a cross-sectional area comprising a reduced width dimension located adjacent to the center longitudinal axis of the bar. In one embodiment of the invention, the billet can be formed into a lead pass bar having a cross-sectional area in the shape of an hourglass or peanut by feeding the billet through a first set of rolls. After the lead pass bar is formed, it is passed through a second set of rolls in order to form the substantially continuous threaded rebar without longitudinal ribs. The cross-sectional area of the lead pass bar helps to produce a substantially continuous threaded rebar product without longitudinal ribs using standard rebar manufacturing tooling and equipment.

Abstract: Provided are a steel sheet for warm press forming that can have high strength, good elongation, and thus improved crashworthiness after being warm pressed, and a warm-pressed member formed of the steel sheet, and manufacturing methods thereof. The steel sheet for warm press forming includes, by weight %, C: 0.01% to 0.5%, Si: 3.0% or less (excluding 0%), Mn: 3% to 15%, P: 0.0001% to 0.1%, S: 0.0001% to 0.03%, Al: 3.0% or less (excluding 0%), N: 0.03% or less (excluding 0%), and the balance of Fe and inevitable impurities.

Abstract: A duct making apparatus includes a first station configured to accept a formable sheet material and a second station configured to receive the formable sheet material from the first station. The first station includes a mechanism for forming one of a male lock bend and a female lock seam in a leading edge of the formable sheet material. The second station includes a retractable conveyor. Movement of the sheet material from the first station to the second station defines an axis of travel of the sheet material. The retractable conveyor is selectively movable from a first position in which the retractable conveyor is in close association with the first station, and a second position in which the retractable conveyor is spaced from the first station.

Abstract: A strip processing device includes a strip processing cartridge and is intended for a rolling mill, and relates to a method for removing the strip processing cartridge from the strip processing device. The strip processing cartridge is mounted on a bearing region on one or more rockers on a frame. The bearing region is open for insertion or removal of the strip processing cartridge sideways and/or upwards out of the frame. A fixing mechanism fixes the strip processing cartridge on the bearing region.

Abstract: A method for producing rolled products includes providing two parallel lines downstream of a continuous casting, for conveying profiled supply sections that converge together at least at a single first rolling station. A plant for implementing the method is also provided.

Abstract: A method of manufacturing an annular material includes: a forging process of making a discoid forged material by forging an alloy material; and a ring rolling process of making an annular material by performing ring rolling on an annular intermediate made by forming a through-hole in the forged material. In the forging process, hot forging which achieves an absolute value ??1 of a strain in a circumferential direction of the forged material that is greater than or equal to 0.3, an absolute value ?h of a strain in a height direction of the forged material that is greater than or equal to 0.3, and a ratio ?h/??1 between the absolute values of the strains that is in a range of 0.4 to 2.5 is performed at least two or more times.

Abstract: A separator tube 4 is manufactured by a forming method including three steps: a groove forming step of forming a housing 22 by beading; a pressing step of pressing at least one corner of an opening of the housing 22 to form an impression; and a sizing step of sizing an end 20 of the separator tube 4. Thus, the housing 22 can be formed on the inner periphery 21 of the end 20 of the separator tube 4 with high accuracy without performing cutting.

Abstract: A flow-forming machine and method for forming a final part having helical splines. The flow forming machine is provided with a stripper plate for removing the final part having the helical splines therein from the mandrel and a thrust bearing is located between the stripper plate and the final part during stripping of the final part from the mandrel to allow relative motion between the stripper plate and the final part to successfully strip the final part from the mandrel without damaging and while maintaining the integrity of the helical splines of the final part. The ejector driver and mandrel may be rotated in either direction to help in successfully stripping the final part from the mandrel.

Abstract: A roller leveler for flattening a metal sheet or plate having a cut-sheet form includes leveling rolls disposed in a staggered state on upper and lower sides of a pass line and configured to sandwich and flatten the metal sheet while pressing it therethrough, a hydraulic pressing cylinder for pressing the metal sheet via the leveling rolls, intermediate rolls set in contact with the respective leveling rolls from outside and larger in diameter than the leveling rolls, and a drive unit for rotating the intermediate rolls. The roller leveler causes the drive unit to rotate the intermediate rolls and transmits the driving force to the leveling rolls to pass the metal sheet while causing the pressing cylinder to press the metal sheet via the leveling rolls.

Abstract: The present invention relates to a method of manufacturing an insulated electric wire and an apparatus for manufacturing an insulated electric wire that can stably manufacture a conductor having a larger sectional width according to desired dimensions as compared to the rolling where the conductor is rolled by a pair of rolling rolls free-rotated, and that can conduct the entire process in a tandem arrangement.

Abstract: A roll formed sheet metal grid runner, and method of its manufacture, for a suspended ceiling grid having indexing tabs stamped from a central web of the runner profile, the tabs being effective to reliably locate ceiling panels and, when the grid runner is nested with other identical runners in a package, avoid marring of visible surfaces.

Abstract: A super large diameter longitudinal welded pipe forming machine set comprises an edge hollow-bending device (1), a cage roll forming machine (2) and a plate-frame type forming machine (3), wherein the edge hollow-bending device (1) includes a machine seat (1.1), a pinch centring device (1.2) and a plurality of edge bending mechanisms (1.3); the cage roll forming machine (2) is an open cage roll forming machine combined by an outer roll device (2.1) and an inner roll (2.4); each equal rigid frame of the plate-frame type forming machine (3) includes a machine frame body (3.2), an upper horizontal roll mechanism (3.4), an upper horizontal roll adjusting mechanism (3.5), a sliding seat (3.10), a supporting plate (3.11), a hydraulic cylinder (3.12), a lower horizontal roll mechanism (3.6), a lower horizontal roll adjusting mechanism (3.7), a side vertical roll mechanism (3.8) and a side vertical roll adjusting mechanism (3.9).

Abstract: It is an object of the present invention to provide a method for producing an electrode for an electrochemical element, which can easily adjust a capacity and can produce the electrochemical element at low cost. The method for producing an electrode for an electrochemical element of the present invention includes a thickness adjustment step of compressing an aluminum porous body having continuous pores to adjust the thickness of the aluminum porous body to a predetermined thickness, and a filling step of filling the aluminum porous body, the thickness of which is adjusted, with an active material.

Abstract: In accordance with various embodiments, plates are formed via a plurality of upset-forging and forging-back cycles followed by a plurality of rolling passes.

Abstract: A bus bar which electrically connects end portions of a plurality of conductive lines and a method for manufacturing the bus bar are such that an intermediate region of a single wire rod is folded to define a plurality of terminal forming portions extending to a lateral direction of the wire rod. The whole wire rod including the terminal forming portion is rolled. The rolled wire rod is bent into a certain shape.

Abstract: The invention relates to a method and device for producing conical sections in cylindrical pipes of screw-in foundations by drawing. The device comprises a plurality of press rolling disks (segments) disposed radially about a longitudinal axis of a receptacle for the cylindrical pipe to drawn, pivotable about axes extending transverse and tangential to the longitudinal axis and designed such that the outer circumferential surfaces of the press roller disks (segments) form a developed cone. The device further comprises a drawing die for drawing the pipe along the longitudinal axis through the press roller disks (segments), such that the conical section can be formed by means of the outer circumferential surfaces rolling on the pipe during drawing. Spring elements clamp the press roller disks (segments) against the pipe. A rotary device rotates the pipe for uniform processing thereof.

Abstract: A magnetic pulse forming device for a roll forming system includes forward and rearward guide rolling means, a guiding means including guiding rails disposed on the base between the forward and rearward guide rolling means and guide frames movably disposed on the guiding rails, a magnetic forming means including an upper plate connecting the guide frames corresponding to an upper surface of the forming beam, a coil housing assembled to the upper plate and a coil disposed within the coil housing and electrically connected to a pulse generator to generate a magnetic pulse by input current, a movement detector, a synchronizing motor connected to the lead screw to rotate the lead screw and a screw housing engaged with the lead screw and moving the guide frames with the forming beam in the process direction by rotation of the lead screw, and a forming mold.

Abstract: A self-propelled apparatus for the seaming of roof assemblies for a building structure, wherein the apparatus includes multiple belt components configured parallel to one another around the same set of horizontal rollers for the alignment of panel edges in order for engagement of such horizontal rollers to perform the seaming procedure is provided. Such an apparatus exhibits a greatly reduced propensity for potentially marring, distorting, or otherwise misaligning the panel edges due to uniform pressures exerted on the target panel surfaces during use. In addition, the inventive multiple belt-drive apparatus exhibits a much lower potential for slippage during use than an apparatus utilizing multiple rollers to apply proper force during a seaming operation.

Abstract: A rolling mill, including: a casting device that casts molten metal to form a slab with a predetermined width; a pair of finishing milling rolls that shape the slab by rolling; and a movement device capable of moving the finishing milling rolls along respective axis directions thereof, in which a contour of a peripheral surface of each of the finishing milling rolls has a shape in which a first contour and a second contour are overlapped, the first contour including: edge regions with a shape in accordance with an average value of thickness variation in edge portions so as to make uniform a rolling reduction in a width direction for the slab with an edge thickness equal to the average value; and a central region that is interposed between the edge regions, and the second contour including edge regions which have an inclination angle steeper with respect to the axis direction than a central region so that the distance between facing edge portions of one of the pair of finishing milling rolls and the other of t

Abstract: The invention relates to a coupling element for a magnetic gear having a coupling element for coupling magnetic flux between first and second movable members, each having an array of magnetic poles arranged thereon. The coupling element is formed from a sheet of magnetically permeable material and incorporates coupling portions and support portions integrally formed together. The coupling element sheet can be rolled into a cylindrical shape and used as the coupling element in a magnetic gear as described above. Optionally, the magnetic gear is decoupleable by virtue of the coupling element being arranged such that an external magnetic field can be selectably applied to it, thereby causing saturation and resultingly substantially preventing coupling of magnetic flux between the first and second members.

Abstract: Winding device with which a tube produced in a rolling installation can be wound up outside the rolling installation. The tube which has already left the rolling installation is coiled or wound up in such a winding device for transport purposes. The disclosed device and method make it possible for the tube in the finished shaped condition to be put into a transportable state downstream of the roll stand while still other portions of the tube are at the stage of the tube shell or are just being shaped. For that purpose a winding device for a tube produced in a rolling installation comprises a bending device for curving the tube so that it can be wound in a spiral shape around a first axis, and a holding frame, wherein the bending device is mounted to the holding frame pivotably about a second axis substantially perpendicular to the first axis.

Abstract: In a method for producing a sheet metal part, a sheet metal blank is rolled to have at least two regions of different material thickness to define a thick region and a thin region, with a thickness profile of the sheet metal blank extending in substantial symmetric relationship to a central plane of the sheet metal blank. The sheet metal blank is inserted into a forming tool having a punch and a die and a punch-proximal side of the sheet metal blank is contacted with a pressing cam formed on the punch. The sheet metal blank is formed into the sheet metal part by pressing the punch against the die and thereby forming an embossment by a die cam provided on the die on a die-proximal side of the sheet metal part.

Abstract: The present invention relates to the field of magnesium and magnesium alloy processing, and discloses a use of aluminum-zirconium-carbon (Al—Zr—C) intermediate alloy in wrought processing of magnesium and magnesium alloys, wherein the aluminum-zirconium-carbon intermediate alloy has a chemical composition of: 0.01% to 10% Zr, 0.01% to 0.3% C, and Al in balance, based on weight percentage; the wrought processing is plastic molding; and the use is to refine the grains of magnesium or magnesium alloys. The present invention further discloses the method for using the aluminum-zirconium-carbon (Al—Zr—C) intermediate alloy in casting and rolling magnesium and magnesium alloys. The present invention provides an aluminum-zirconium-carbon (Al—Zr—C) intermediate alloy and the use thereof in the plastic wrought processing of magnesium or magnesium alloys as a grain refiner.

Abstract: The present invention relates to the field of magnesium and magnesium alloy processing, and discloses the use of aluminum-zirconium-titanium-carbon (Al—Zr—Ti—C) intermediate alloy in wrought processing of magnesium and magnesium alloys, wherein the aluminum-zirconium-titanium-carbon intermediate alloy has a chemical composition of: 0.01% to 10% Zr, 0.01% to 10% Ti, 0.01% to 0.3% C, and Al in balance, based on weight percentage; the wrought processing is plastic molding; and the use is to refine the grains of magnesium or magnesium alloys. The present invention further discloses the method for using the aluminum-zirconium-titanium-carbon (Al—Zr—Ti—C) intermediate alloy in casting and rolling magnesium and magnesium alloys. The present invention provides an aluminum-zirconium-titanium-carbon (Al—Zr—Ti—C) intermediate alloy and the use thereof in the plastic wrought processing of magnesium or magnesium alloys as a grain refiner.

Abstract: A method for increasing slab rolling yields and rolling mill efficiency by minimizing shearing and crop losses in the rolling of assembled slabs. An assembled structure for aluminium rolled products includes a core slab with a reduced cross-section in the thickness direction of the slab in at least one of the slab edges running parallel to the rolling direction. At least one second slab is assembled to the core slab. The edges of the slab may have a cut-out and/or a tapered shape. A method of reducing shearing and crop losses at the rolling of assembled slabs, by using a core slab with a reduced cross-section in the thickness direction of the slab in at least one of the slab edges running parallel to the rolling direction.

Abstract: A method of forming an article from an ??? titanium including, in weight percentages, from about 2.9 to about 5.0 aluminum, from about 2.0 to about 3.0 vanadium, from about 0.4 to about 2.0 iron, from about 0.2 to about 0.3 oxygen, from about 0.005 to about 0.3 carbon, from about 0.001 to about 0.02 nitrogen, and less than about 0.5 of other elements. The method comprises cold working the ??? titanium alloy.

Abstract: A screw plug for a liquid conduit, particularly an oil pipe or an oil container, comprising a cylindrical shaft that is placed on a top plate and is provided with an external thread. A pocket hole having a polygonal cross section is centrally arranged on the top plate as a receiving member for a tool. The shaft is embodied as a tubular butt that is provided with the external thread. A pocket hole which is arranged coaxial to the pocket hole of the top plate extends from the face of the shaft. In order to produce the screw plug, a blank comprising the cylindrical tubular butt that is connected to the top plate in a molded on manner is made, the inner diameter and outer diameter of the tubular butt being smaller than the final corresponding diameters (e, f) of the screw plug. The tubular butt of the blank is then enlarged by applying pressure to the inner wall surface of the pocket hole thereof.

Abstract: To produce flexible electrical and/or thermal metal contacts for connecting electrical, electronic or thermal components, metal fibers, metal fiber nonwovens or metal fiber wovens with an average fiber diameter in the range from 1 to 500 ?m are compacted by rolling, pressing or extruding involving cold working to form fibrous sheets.

Abstract: A method for producing a strip consisting of aluminum or an aluminum alloy for packaging purposes, in particular for cans, can lids or can closures, which provides an individualized aluminum strip for packaging purposes, with which decorative or identification elements can be reliably embossed without additional production steps being required, for example at the producer of the packaging means, is achieved in that decorative or other identification elements are embossed into the strip in the last rolling pass of cold rolling and in that the strip thickness is greater in the area of the decorative and identification elements than in the remaining areas of the strip.

Abstract: A system for manufacturing wire having a mill and a finishing station configured to receive the wire output from the mill in a continuous fashion. The mill has first and second dies and first and second capstans. The first die is configured to receive a wire having a first cross-sectional area and to reduce the cross-sectional area of the wire as it passes through the first die. The first capstan is configured to receive the wire from the first die and apply a first force on the wire. The second die is configured to receive the wire from the first capstan and to further reduce the cross-sectional area of the wire as it passes through the second die. The second capstan is configured to receive the wire from the second die and apply a second force on the wire. The wire exits the mill having a second cross-sectional area that is smaller than the first cross-sectional area, and is finished by the finishing station.

Abstract: This invention pertains to a process for producing shaped components from high-strength and ultra high-strength steels with tensile strengths >780 MPa, wherein a steel sheet-metal strip is fed to a roll-forming installation and in the roll-forming installation is passed through roll stands and deformed by means of deformation rollers acting on the steel sheet, and wherein to avoid hydrogen embrittlement in plastically deformed regions of the deformed steel sheet-metal strip compressive stresses are introduced by stamping and/or upset-forging and/or overbending and bending-back or by machining the strip edges.

Abstract: A method of making elongated spacer frame members prevents a first spacer frame member in a series of spacer frame members from being scrapped. A supply of thin relatively narrow sheet metal stock is provided. The stock is fed endwise to a stamping station. The stock is passed through the stamping station that stamps the stock to define a scrap length of stock followed by a connected first spacer frame defining length of stock. The scrap length of stock and the connected first spacer frame defining length of stock are fed to a roll forming station. The scrap length of stock and the connected first spacer frame defining length of stock are formed into a rigid linearly extending scrap element having opposite side walls and a base wall and a connected rigid linearly extending first spacer frame element having opposite side walls and a base wall. A connection between the scrap element and the first spacer frame element is then severed.

Abstract: A rolling mill, including: a casting device that casts molten metal to form a slab with a predetermined width; a pair of finishing milling rolls that shape the slab by rolling; and a movement device capable of moving the finishing milling rolls along respective axis directions thereof, in which a contour of a peripheral surface of each of the finishing milling rolls has a shape in which a first contour and a second contour are overlapped, the first contour including: edge regions with a shape in accordance with an average value of thickness variation in edge portions so as to make uniform a rolling reduction in a width direction for the slab with an edge thickness equal to the average value; and a central region that is interposed between the edge regions, and the second contour including edge regions which have an inclination angle steeper with respect to the axis direction than a central region so that the distance between facing edge portions of one of the pair of finishing milling rolls and the other of t

Abstract: A device (1) for straightening a strip of semi-rigid material and feeding the strip into a machine, in particular a metallic sheet into a press or the like. The device comprises a lower frame (3) which carries a set of lower straightening rolls (30), an upper frame (4) which carries a set of upper straightening rolls (40) arranged staggered relative to the lower straightening rolls (30), and a traction mechanism (5) for the strip of material arranged both upstream and downstream from the sets of straightening rolls (30, 40).

Abstract: The invention relates to a device for producing a hollow body from a workpiece in the shape of a circular blank, comprising a forming mandrel supported in a rotationally driven manner, a pressing element which is also supported on the machine bed in a rotating manner and in an axially displaceable manner relative to the forming mandrel for clamping the workpiece, and at least one forming roller which can be fed axially and/or radially to the forming mandrel. The provision is made that on the pressing element at least one forming die is arranged, into which the forming mandrel can be entered axially for forming the workpiece and that the forming die can be displaced axially with respect to the pressing element. The invention further relates to a method for producing a hollow body from a workpiece in the shape of a circular blank.

Abstract: An apparatus for manufacturing a heat exchanger tube includes an extruding means for extruding an aluminum preform in the shape of a tube; and a pair of compression rollers, each provided above and below the aluminum tube for compressing a central portion of the aluminum tube in the lengthwise direction of the aluminum tube, and having a disc-like shape. The present invention can process a heat exchanger tube without changing the shape of a die of the extruding means. As a result, excessive stress that may be applied to the die is prevented, and a heat exchanger tube is manufactured safely. And, an integrated two parallel-row tube with a connection portion according to the present invention provides simple assembly of a heat exchanger and a larger heat radiation area to increase a heat radiation efficiency.

Abstract: A plate workpiece processing tool includes a first tool portion and a second tool portion. The first and second tool portions are arranged along an application axis in spaced relation to each other such that a plate workpiece can be disposed therebetween. The tool also includes two or more processing devices that are carried by the first tool portion, and one or more counter-devices that are carried by the second tool portion. The processing devices are rotatable, relative to the first tool portion, about a first rotational axis that extends perpendicular to the application axis and are arranged to follow each other along an axis extending perpendicularly to the application axis. The processing devices and the one or more counter-devices are selectively alignable to form a plurality of alternative device pairings for processing plate workpieces therebetween.

Abstract: Elongated structural components having regions of different thicknesses, especially for use in automobile bodies, are produced by flexible rolling metal strip so as to form along a length thereof rolled-strip segments of different wall thickness. The sheet bars are cut from the rolled strip and have regions of different wall thickness. Each sheet bar is reshaped in at least one hot-forming tool in at least one hot-forming state and the reshaped sheet bar is then rapidly cooled in the hot-forming tool of the last reshaping stage.

Abstract: The invention relates to a method of rolling a strip-shaped in-process stock, in particular a metal strip, with which, a metal strip (3) is unwound from a coil (2, 7) held on an unwinding reel (1, 6), is fed into a reversing rolling mill (8), is rolled, and is wound-up onto a winding-up reel (9) to form a coil (10), wherein the metal strip (3) is reversibly conveyed from the unwinding reel (1, 6) to the winding-up reel (9) until a set thickness is reached and, with each passing of the reversing rolling mill (8), is subjected to a reduction of thickness, and wherein an end of the metal strip (3) of a first coil is welded to a beginning of the metal strip (3) of the second coil, and the metal strip (3) of the first coil is temporarily stored in a strip store during a welding process, and finally, the in-process stock consisting of two lengths is reversibly rolled to a final dimension, and an additional length is welded to the end of the in-process stock before the last pass.

Abstract: The invention relates to a device for producing a metallic product (1) by rolling, comprising: a first area (2) inside of which slabs are produced by primary shaping; a second area (3), which is located downstream from the first area (2) in the direction of flow (F) of the material and inside of which at least one first rolling device (4) for rolling slabs is arranged; a third area (5), which is located downstream from the second area (3) in the direction of flow (F) of the material and inside of which at least one second rolling device (6) for rolling slabs or the intermediate product produced therefrom is arranged, and; a fourth area (7), which is located downstream from the third area (5) in the direction of flow (F) of the material and inside of which at least one aftertreating device (8) for the rolled material is arranged.

Abstract: A process for manufacturing a hollow metal ball bat includes forming a shell into a tubular shape using a pilger mill. The wall thickness of the tube shell is reduced by drawing the tube shell with the draw bench. A handle section and a taper section are created using the pilger mill. The handle is drawn through a draw bench, and the handle and taper sections are swaged.

Abstract: An improved method for producing slide seat and manufacture device, in which, one metal bar passes through the tamping drum groups arranged in tandem, apply the progressive model of slide seat mounted on the middle section of tamping drum to tamp gradually, meanwhile, the tamped metal bar is extruded so that the material is extruded towards the back section of the not extruded molding and is extended naturally, then apply one protruding edge that is similar to the inner mold of this embryonic form at the back section of molded embryonic form of slide seat, the protruding edge of this inner mold can extrude the inward concave track at inward side of slide seat when slide seat passes through this extending mold, as this slide seat is molded, this inward concave track is molded as well, the sliding faces of inner mold of this extending mold may smooth all edges of slide seat correspondingly so as to make smooth face without processing with milling cutter and roll-wheel-type-cutting knife, therefore, this improve

Abstract: A material 1 to be shaped is reduced and formed by bringing dies with convex forming surfaces, when viewed from the side of the transfer line of the material 1, close to the transfer line from above and below the material 1, in synchronism with each other, while giving the dies a swinging motion in such a manner that the portions of the forming surfaces of the dies, in contact with the material 1, are transferred from the upstream to the downstream side in the direction of the transfer line.