WO2014113050A1 - Élément d'acier, son procédé et son système de fabrication - Google Patents

Élément d'acier, son procédé et son système de fabrication Download PDF

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Publication number
WO2014113050A1
WO2014113050A1 PCT/US2013/038592 US2013038592W WO2014113050A1 WO 2014113050 A1 WO2014113050 A1 WO 2014113050A1 US 2013038592 W US2013038592 W US 2013038592W WO 2014113050 A1 WO2014113050 A1 WO 2014113050A1
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WO
WIPO (PCT)
Prior art keywords
steel sheet
steel
edging
sheet
component
Prior art date
Application number
PCT/US2013/038592
Other languages
English (en)
Inventor
Richard POLIQUIN
Original Assignee
Poliquin Richard
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Poliquin Richard filed Critical Poliquin Richard
Priority to US14/649,184 priority Critical patent/US20150306655A1/en
Priority to PCT/US2014/013462 priority patent/WO2014113823A1/fr
Publication of WO2014113050A1 publication Critical patent/WO2014113050A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D47/00—Making rigid structural elements or units, e.g. honeycomb structures
    • B21D47/01—Making rigid structural elements or units, e.g. honeycomb structures beams or pillars
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
    • B21D5/06—Bending sheet metal along straight lines, e.g. to form simple curves by drawing procedure making use of dies or forming-rollers, e.g. making profiles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
    • B21B1/22—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling plates, strips, bands or sheets of indefinite length
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C47/00—Winding-up, coiling or winding-off metal wire, metal band or other flexible metal material characterised by features relevant to metal processing only
    • B21C47/16—Unwinding or uncoiling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D19/00—Flanging or other edge treatment, e.g. of tubes
    • B21D19/005—Edge deburring or smoothing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D35/00—Combined processes according to or processes combined with methods covered by groups B21D1/00 - B21D31/00
    • B21D35/001—Shaping combined with punching, e.g. stamping and perforating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B9/00—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor
    • B24B9/02—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground
    • B24B9/04—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of metal, e.g. skate blades
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
    • E04C3/00—Structural elongated elements designed for load-supporting
    • E04C3/02—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces
    • E04C3/04—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces of metal
    • E04C2003/0404—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces of metal beams, girders, or joists characterised by cross-sectional aspects
    • E04C2003/0443—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces of metal beams, girders, or joists characterised by cross-sectional aspects characterised by substantial shape of the cross-section
    • E04C2003/0473—U- or C-shaped

Definitions

  • This application relates generally to structural framing components, steel framing components, and methods and systems of making and mannfacmring the same. More particularly, the application relates to variable steel studs, tracks, joints and edges, and methods and systems of making the same.
  • Steel framing components and associated accessories are widely used in both the commercial and residential construction industries for many different structural framing applications.
  • Steel .framing components have been increasingly used in the industry based their exceptional design flexibility. For example, due to the inherent strength of steel (e.g., high tensile strength), steel framing components can span a much greater distance than wood, while also being able to resist wind, most earthquake loads and have a high fire rating.
  • Steel framing components may comprise load bearing studs, non-load baring studs, framing accessories, and dry wall finishing products.
  • steel framing components include: 'C'-shaped wail studs, floor joists, roof rafters, and tracks, each of which may be manufactured .from mill-certified galvanized prime steel.
  • These steel framing components are typically made of light steel, and are manufactured and formed according to various needs. For example, some load-bearing structural studs may require greater steel thickness than a dry-wall stud. According to the construction need, the steel components may be formed and manufactured with varying gauges and dimensions.
  • Steel studs and tracks are typically fabricated from a roll forming process using a sheet of coiled steel.
  • Roll forming is a continuou bending operation in which a long strip of sheet metal (typically coiled steel) is passed through sets of rolls mounted on consecutive stands, each set performing only an incremental pari of the bend, until the desired cross- section profile is obtained.
  • Known methods of roll forming steel components, and the products these methods produce, suffer serious drawbacks, particularly with regard to various safety concerns during manufacture, and with the resulting final product.
  • the present invention is directed towards overcoming these aforementioned problems, while setting forth a steel component that obviates safety concerns, and a providing a method of manufacturing this steel component in an economical and expeditions manner.
  • a method for forming a steel component comprising feeding a steel sheet through a debarring and/or edging apparatus: and deburring a vertical edge of the steel sheet.
  • the edging and deburring process comprises mechanical deburring, electrochemical deburring, thermal deburring and/or manual deburring.
  • a system for forming a steel component comprises an edging apparatus configured to receive a steel sheet .from an uncoiler and configured to edge and deburr the vertical edge of the steel sheet; and a roll- forming device configured to receive the edged steel sheet is provided.
  • the edging apparatus comprises a head portion, a laterally adjustable flange connected to the head, the flange configured to be fitted with a mechanical, thermal, or electrochemical edging component.
  • the flange is configured to recei ve the steel sheet and as the sheet passes through the flange, edge and deburr the steel sheet the vertical edges of the steel sheet to create a smoothed edge.
  • a steel component comprising a formed sheet, wherein the sheet comprises a vertically debarred and/or edged side, wherein the steel component comprises a steel stud.
  • the apparatus, the roll forming apparatus configured to form die steel sheet into the steel component.
  • the edging device comprises a head portion; a flange connected to the head, the flange configured to he fitted with a mechanical, thermal, or electrochemical edging component
  • the flange is configured to recei ve the steei sheet, and as the sheet passes through, the, edge and deburr the steei siieet the vertical edges of the steei sheet to create a smooth edge.
  • the deburring and edging step is automated and adjustable using a processor based controller configured to provide a motive control of the steel component, wherein an operator adjusts the edging step according to the steei component specifications,
  • Various embodiments of the subject invention provide a steel structural framing component that is safe to the touch, particularly in areas in which they are likely to be contacted by workers.
  • Other embodiments describe a method of manufacturing the steel component irt a fast and economical manner
  • Figure 1 is a flow chart describing a step-wise method in accordance with an embodiment of the present invention
  • Figures 2a is a top view of system for fabricating a steel component in accordance with embodiments of the present invention.
  • Figures 2b is a front view of system for fabricating a steel component in accordance with embodiments of the present invention.
  • Figure 2c is another front view of system for fabricating a steel component in accordance with another embodiment of the present invention.
  • Figure 2d is a font view of system for fabricating a steel component in accordance with further embodiments of the present invention.
  • Figure 2e is a front view of system for fabricating a steel component in accordance with further embodiments of the present invention.
  • Figure 3 is a perspecti ve view of the systems of Figures 2a-2e.
  • Figure 4 is a front view of a steel component in accordance with embodiments of the present invention.
  • Figure 5 is a flow chart describing a processor-based step-wise method in accordance with an embodiment of the present invention.
  • Figure 6 is a microscopic photograph showing a cross-sectional view of a vertical edge of a steel sheet before and after the edging portion of the system.
  • any of the foregoing steps and/or system modules may be suitably replaced, reordered, removed and additional steps and/or system modules may be inserted depending upon the needs of the particular application, and that the systems of the foregoing embodiments may be implemented using any of a wide variety of suitable processes and system modules, and is not limited to any particular computer hardware, software, middleware, faiwarc, microcode and the like.
  • a typical computer system can, when appropriately configured or designed, serve as a computer system in which those aspects of the invention may be embodied.
  • the method includes providing a steel coiled sheet proximate an imcotler device, step 102.
  • This step includes attaching a steel coiled sheet to an uncoiler device, such that the steel coiled sheet is supported by the uncoiler device.
  • the steel coiled sheet may comprise, in various embodiments of the present invention, galvanized hot-dipped steel coils, rolled on five-stand (or less)., six-high cold mill and annealed and coated on a continuous galvanizing line.
  • the steel coils may be manufactured using a tension leveler to supply third standard flatness tolerances, a temper mill to provide superior surface quality, minimum spangle e uipment and a galvatrnealed induction furnace.
  • the steel coils may be corrosion resistant with varying surface, gauge, and shape.
  • the shape may comprise 1 ⁇ 2 ASTM Flatness Standards, dimensions thickness .0150" ⁇ to .0994" NGM, width typically up to 55.5" and higher, in gauges that range from 25 gauge (18 mils) up to 12 gauge (97 mils) to accommodate both load and non-!oad bearing conditions.
  • the steel coiled sheets may comprise a base metal of Iron (Fe), Alloying elements comprising Calcium, Carbon, Copper, Phosphonis silicon, Snlfer, and metallic coatings comprising Aluminum, Antimony, Lead and Zinc. ⁇ 00O34
  • the steel coiled sheet may be manufacture using hot-rolling processes or cold-rolling annealing process. A skilled artisan will recognize that any type of metals or metals alloys at'e apphcabie to embodiments of the present invention.
  • the coiled steel sheet may be disposed on an uncoiler.
  • the uncoiler may be comprise either a motorized or non-motorized uncoiler, having any predetermined width (60 inch), capacity (e.g., 12,000 lbs.), and spindle count
  • the coiled steel sheet is fed from the uncoiler through a nip between a slitter comprising two circular cutting wheels where excess or predetermined materials are réelle or sheered from the steel to a predetermined width, dependent upon the product to be formed, (00036)
  • the uncoiled flat steel sheet is fed through a debarring and edging apparatus.
  • the debarring edging apparatus may be either attached to, or proximate the uncoiler, the arrangement to be discussed in greater detail with reference to Figures 2-5. Further., the edger can also act as a guide configured to guide the steel sheet through the rollers. Also, the edger may be attached to and work concurrently with the slitter. The edger is configured to deburr arid edge the vertical edges of the steei sheet as it is led through the edger to create a smooth edge, which obviates a myriad of safety issues such as lacerations during handling of the steel component.
  • step 106 Deburring and edging the vertical edges of the steel sheet, step 106, may occur at an point during the forming process.
  • the deburred and edged vertical sides of the steel sheet forms what is commonly referred to as the "lip" of a steel stud, which is typically used as a "handle" to which
  • the uncoiler device may comprise an attached deburring/edging apparatus that machines the vertical edges of the steel sheet as it is being pulled through by the rotary punch.
  • the deburring process may include mass-finishing, spindle finishing, media blasting, sanding, grinding, wire brushing, abrasive flow machining, electrochemical deburring, electropo!ishing, skiving, edge trimming, lasering, thermal energy method, machining, and/or manual deburring, each of which will be discussed with greater detail with reference to the accompanying Figures 2-5.
  • the steel sheet may be fed, into the deburring and edging device prior to roll forming, in this way, the deburring device may be arranged such that steel sheet is automatically fed from uncoiler to the deburring an edging apparatu so that the edging apparatus acts as a guide as well.
  • step 108 comprises providing a rotary punch press or like component to form a hole of a predetermined size in the steel sheet,
  • the steel component ma or may not be necessary.
  • the punching process may be performed by using a metal forming process that comprises a punch press to force a punch through the workpiece to create a hole via shearing.
  • the scrap slug from the hole is deposited into a die i the process, and may be recycled, reused or discarded.
  • hot punching may be used as well.
  • step 1 10 Passing the steel sheet through a roll forming apparatus, step 1 10, comprises feeding the steel strip from the rotary punch to the entry guide to align the sheet with a series of rollers, the number of which is predetermined and a function of a desired shape of the component, indeed, the shaped steel sheets, now in the form of steel studs, can be cut ahead of the roll or behind it.
  • the present: methods are applicable to framing accessories as well, drywali finishing products such as comerbead, mini-beads, and J & L beads, and leg tracks used in interior and exterior wall framing, having weep holes punched at intervals to allow for the quick removal of any unintentional water build up in the track cavity.
  • lath and piaster accessories including expansion and control joint products, screeds, weeps, comers, and architectural profiles as a plaster base and reinforcement for all types of construction in walls, ceilings., and fireproofing of steel beams and columns, fiat rib lath., hi rib lath, expansion joints, patches, tile products may undergo the method as described.
  • the present in vention is applicable to hot formed steel processes as well
  • Figs. 2a-e of a system for manufacturing a structural component, in this embodiment a steel stud, is shown generally at 200,
  • the steel component formed by this system obviates many safety concerns, particularly with regard to handler lacerations.
  • the products formed by this system shown in Fig. 2 have vertical lips and edges that are debarred, edged and smoothed for handling, while doing so in an economical and expeditious manner.
  • FIG. 2a shows a top-view of the system 200
  • the system 200 comprises an uneoiler device 202 having a coiled sheet 204 attached thereto.
  • the steel coil sheet 204 is attached to the to the uneoiler device 202, such that the steel coiled sheet 204 is supported by the uncoiler device 204, and able to be uncoiled or fed though the plurality of rollers 208a-d.
  • the steel coiled sheet 204 may comprise, in various embodiments of the present invention, galvanized hot-dipped steel coils with varying surface, gauge, and shape.
  • the uncoiler 202 ma comprise either a motorized or non-motorized uncoiler.
  • the toilers provide the motive force to pull the coiled sheet so that it becomes a flat steel sheet 212.
  • An edging and deburring apparatus 206 is, in this exemplary embodiment, connected to the uncoiler 204 through arms 2.14 and 216. At an end of each arm is a head portion with a V or U-shaped flange 216 between which the steel sheet 212 is fed. The flange 216 is fitted ith a mechanical component 250 (See Fig. 2b) configured to deburr, edge, and/or chamfer the vertical edges 2.12 edges of the steel sheet 212 to create a smooth edge, which obviates a myriad of safety issues (e.g., lacerations) during handling of the steel component,
  • a mechanical component 250 See Fig. 2b
  • a slitter 290 is disposed between the uncoiler 203 and the roll-former 208a-d, In operation, the coiled steel sheet is fed from the uncoiler through a nip between a slitter comprising two circular cutting wheels where excess or predetermined materials are cut or sheered from the steel to a predetermined widtii, dependent upon the product to be formed.
  • the edger is connected to the slitter and performs the edging operations approximately simultaneously or directly after the slitter cuts the steel.
  • a hole punch 210 is disposed between the roll formers 208a-d and the slitter 290.
  • the hole punch 210 is configured to punch a hole of predetermined size in the steel sheet prior to the roll-forming and the formation of the end product, stud 294.
  • Fig. 2b is an enlarged front view of the steel sheet 212 being led through the edger 206.
  • the edger 206 is a mechanical-type edger that comprises a mechanical component, for xample. Sap wheels 250 (See Fig. 2b). which arc attached at the flanges 216 and configured to rotate in opposing directions. While only a single flap wheel 250 is shown at each flange, it is recognized that a plurality of flap wheels spinning in opposing directions may be disposed within flanges 214 and 216. Io operation, as the steel sheet is fed through the edger 206, the f ap wheels 250 dehor and edge the vertical edges 252 and 254 of the steel sheet 212.
  • the flaps 250 are adjustable and replaceable as they wear.
  • any predetermined grit flap wheels may be used, having different speeds and debarring modes (e.g., fine or standard) are applicable to embodiments of the present invention,
  • Fig. 2c is an enlarged, front view of ano her mechanical debarring embodiment in which the steel sheet 212 being fed through the edger 206.
  • the edger 206 is a mechanical-type edger that comprises a mechanical componen t, for example, blades 280,
  • the flanges are part of the edging component 206.
  • the each of the flanges are laterally adjustable as shown by arrows 282 and 284.
  • the edges are adjustable using, for example, air pressure, springs 286, pneumatic controls, and may be adjustable by hand (via crank 286) or remotely via motorized equipment and software, as disused with relation Fig, 6.
  • Other mechanical-type edging that is in the purview of the present system may comprises sandpaper (e.g.. Silicone carbide), ceramics, aluminum oxide plates, in place of the flat wheels 250 or blades 280.
  • sandpaper e.g.. Silicone carbide
  • ceramics e.g.. aluminum oxide plates
  • ECM electrochemical edging and debarring
  • ECM electrochemical edging and debarring
  • ECM electrochemical edging and debarring
  • ECM may be used for working extremely hard materials/components or materials that are difficult to machine due to their atypical size and shape, where relatively small or odd-shaped angles, intricate contours or cavities in hard and exotic metals, make mechanical debumng problematic.
  • edger 206 is an electrocheirsical-iype edger that comprises a workpiece 266, an
  • electrolytic fluid supply 262 and an electrode 264.
  • the fluid supply 262 may comprise a salt or glycol solution, while the electrode 264 is used to dissolve burrs and edge the vertical edges of the sheet 212.
  • a controller 268 may be employed to provide motive control to the workpiece 266.
  • the controller 268 may be in communication with a computer processor 272 at a main workstation 270 such that an operator may adjust the ECM procedures according to the component specifications.
  • CPU 272 may be comprised of a single processor or multiple processors.
  • CPU 272 may be of various types including micro-controllers (e.g., with embedded RAM/ROM) and microprocessors such as programmable devices (e.g., RISC or CISC based, or CPLDs and FPGAs) and devices not capable of being programmed such as gate array ASICs (Application Specific integrated Circuits) or general purpose microprocessors.
  • micro-controllers e.g., with embedded RAM/ROM
  • microprocessors such as programmable devices (e.g., RISC or CISC based, or CPLDs and FPGAs) and devices not capable of being programmed such as gate array ASICs (Application Specific integrated Circuits) or general purpose microprocessors.
  • CPU 272 optionally may be coupled to network interface 274 which enables communication with an external device such as a database or a computer or telecommunications or internet network using an external connection which may be implemented as hardwired or wireless communications link using suitable conventional technologies.
  • Communications via remote connectivity include, but are not limited to the internet, Satellite networks, Cell Phone networks, other wireless networks and standards such as 802.1 1 , 8021 1 .b, 802.1 I g, or similar wireless LAN or WAN operating standards, or Bluetooth technologies, infrared connections, or any other similar technologies or other technologies such as those described above that permit the sending and/or receiving and/or processing of electronic information in either an encrypted or unencrypted format, f 00056)
  • the CPU 270 e.g.
  • the operator may control all aspects of the processes for forming the steel component 212.
  • the operator may choose between a plurality of shapes for the component and areas to deburr and edge, together with types ofdeburring edging, and/or any needed control operations, which will be discussed in greater detail with respect to Fig. 6,
  • thermal energy method also known as thermal debumng may be employed.
  • TEM thermal energy method
  • TEM may be used to remove burrs that are disposed in difficult to reach positions, or remove burrs from multiple surfaces.
  • TEM debumng may comprise the use of a ga mixture to provide thermal energy to deburr the vertical edges of the steel sheet 2.12.
  • the edger 206 is a thermal-type edger that comprises a combustion chamber 276, which houses a combustible gas mixture 278.
  • a controller 268 may be empSoyed to provide motive control to the TEM edger 206.
  • the controller 26S may be in communication with a computer processor 272 at a main workstation 270 such that an operator may adjust the TEM procedures according to the component specifications.
  • the steel sheet 2 12 may be loaded into an explosion-proof chamber (not shown), and an electrical igniter 280 then ignites the mixture to deburr the vertical edges 254 of the steel sheet 212.
  • cryogenic debumng techniques may be employed as well with similar techniques as described with relation to Fig. 2e.
  • the process employs abrasively blasting the workpieces at cryogenic temperature levels (i.e., approximately - 195 "C ( 31 ,0 °F)) using liquid nitrogen, liquid carbon dioxide, or dry ice.
  • FIG. 3 a perspective view of the system 200 is shown.
  • the system comprises Figure 2a shows a top-view of the system 200,
  • the system 200 comprises an uacoiler device 202 having a coiled sheet 204 attached thereto.
  • the steel coil sheet 204 is attached to the to the uneoiier device 202, such that die steel coiled sheet 204 is supported by the uiicoiier device 204, and able to be uncoiled or fed though the plurality of rollers 2 8a-d.
  • the edging and deburring apparatus 206 is a stand-alone device that may be placed at any position during the CFS processes, in this exemplary embodiment the deburring apparatus 206, which may comprise any of the mechanical, electrochemical, or thermal edgers 206 is positioned after the rollers 208a-c form the steel component, in this ease, stud 302.
  • the edger 206 comprises flange 216 which is fitted with any of edging and deburring techniques described above to deburr, edge, and/or chamfer the vertical edges 212 edges of the steel sheet 254 to create a smooth edge, which obviates a myriad of safet issues (e.g., lacerations) during handling of the steel component,
  • a controller 268 may be employed to provide motive control to the workpiece 266.
  • the controller 268 may be in communication with a computer processor 272 at a main workstation 270 such that an operator may adjus the edging and deburring procedures according to the component specifications.
  • a front view of a U-shaped stud is shown generally at 400.
  • the U-shaped stud has been formed using the method as described with reference to Figures I and 2and comprises a deburxed and/or edged lip.
  • the rough edge of die steel sheet of which ttie stud is formed has been through a smoothing process, such as deburring or edging.
  • the hp 404 is smoothed to avoid injur to the engineers and workers.
  • the debarring and edging process of the recited method can produce asymmetrical sides soch that lip 404 and outer edge 406 are smoothed and precise as to specification.
  • FIG. 5 a microscopic view of the vertical sheet 204 prior the edging and deburring step is shown at view 502. As can be seem there are burrs and sharp edges at 506. As shown after the deburring step, view 504, the vertical edges of the steel sheets are smoothed out 508,
  • CPU 272 may be supplied with multiple processors, micro-controllers ⁇ e.g., with embedded RAM/ROM) and microprocessors such as programmable devices (e.g., RISC or S1SC based, or CPLDs and FPGAs) and devices not capable of being programmed such as gate array ASICs (Application Specific integrated Circuits) or general purpose microprocessors.
  • micro-controllers e.g., with embedded RAM/ROM
  • microprocessors such as programmable devices (e.g., RISC or S1SC based, or CPLDs and FPGAs) and devices not capable of being programmed such as gate array ASICs (Application Specific integrated Circuits) or general purpose microprocessors.
  • the CPU 272 may further be supplied with appropriate hard discs for storage and memory, which may include any suitable computer-readable media, intended for data storage, such as those described above excluding any wired or wireless transmissions unless specifically noted. .
  • Mass memory storage may also be coupled bi-directionally to CPU 272 provide additional data storage capacity and may include any of the computer-readable media described above.
  • the CPU 272 is further connected to a Graphical User Interface (GUI) 278 to enable a tiser to view the operation of the system 300.
  • GUI Graphical User Interface
  • the CPU 272 is also connected to a network interface,, which may comtnunicate in either a unidirectional manner or a bidirectional manner with the system 200, via wireless or hard-lined communication in any known manner of communication such as a cellular phone or personal digital assistant
  • PDA Packet Control Agent
  • the CPU 272 is connected to the edger, it should be appreciated thai the communications exchange may be attached or in communication with, all elements of the system.
  • the CPU 272 may be loaded with manufacturing workflow software.
  • the workflow software comprises instructions for the a utomation of a process, in which a steel component is to be manufactured edged according to methods described herein.
  • the workflow software provides a system for digitizing a production flowchart over a network 274.
  • the workflow software may further include digitizing the flowchart for automated tasks such as edging a steel component. .
  • FIG. 500 a flow-chart to better help illustrate a method for workflow application of an industrial system is shown generally at reference numeral 500, While the flowchart shows an exemplary step-by-step method., it is to be appreciated that a skilled artisan may rearrange or reorder the steps while maintaining like results.
  • the process many execute or initiate production of a steel component
  • the processes may include those processes discussed with manufacturing a dry all stud in relation to Figure 1 of the present invention. Initiating this process may comprise starting a motorized uncoile to feed a steel coiled sheet through a edging apparatus.
  • the operator may select a type of edging operation usi ng the GUI 278. For example, depending upon the type of the component being fabricated, the operator may choose between mechanical, electrochemical, or thermal edging operations. The operator may further be able to drill down to any of the .following operations: Mass-finishing, spindle finishing, media blasting, sanding, grinding, wire brushing, abrasive flow machining. electrochemical de urriag, clcctropohshirig, thermal energ method, .machining, and/or manual debarring. " These processes are exemplary only and not meant to limit the operations to any of the aforementioned edging operation.
  • the system is configured to verify that the edges are smoothed to predetermined standards. To do so, the system: m be fit with a plurality of sensors proximate the edger or disposed thereon, such that the sensors together with eh workflow software ensure proper edging, if the system approves the edges, the steel sheet move to the next fabrication step, 508. If the edges are not approved, then the steel component may be re- edged or used as scrap.
  • the system is configured to establish whether the edger performed the edging correctly. If the edger worked to specification, the workflow 1 software wilt queue the next (Step 508) component, if the system finds that the edging was not performed sufficiently, the workflow software will reset the step.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Metal Rolling (AREA)

Abstract

Cette invention concerne un système de fabrication d'un élément d'acier. Ledit système comprend un appareil à border conçu pour recevoir une tôle d'acier d'une dérouleuse et pour border et ébarber le bord vertical de la tôle d'acier ; et un dispositif de formage à cylinders, conçu pour recevoir une tôle d'acier bordée par matrice. L'invention concerne en outre un procédé de fabrication d'un élément d'acier et le produit ainsi obtenu.
PCT/US2013/038592 2013-01-16 2013-04-29 Élément d'acier, son procédé et son système de fabrication WO2014113050A1 (fr)

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US14/649,184 US20150306655A1 (en) 2013-01-16 2013-04-29 A Steel Component and Method of Making the Same
PCT/US2014/013462 WO2014113823A1 (fr) 2013-01-16 2014-01-28 Appareil et système pour fabriquer un composant en acier

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US201361753157P 2013-01-16 2013-01-16
US61/753,157 2013-01-16

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US20150352680A1 (en) 2015-12-10

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