EP2961567A2 - Insert de coupe et corps support d'une molette destinée à la formation d'un biseau - Google Patents

Insert de coupe et corps support d'une molette destinée à la formation d'un biseau

Info

Publication number
EP2961567A2
EP2961567A2 EP14722525.4A EP14722525A EP2961567A2 EP 2961567 A2 EP2961567 A2 EP 2961567A2 EP 14722525 A EP14722525 A EP 14722525A EP 2961567 A2 EP2961567 A2 EP 2961567A2
Authority
EP
European Patent Office
Prior art keywords
cutting
cutting disc
carrier body
disc
wheel
Prior art date
Legal status (The legal status 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 status listed.)
Withdrawn
Application number
EP14722525.4A
Other languages
German (de)
English (en)
Inventor
Stephan Rieth
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of EP2961567A2 publication Critical patent/EP2961567A2/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
    • B23D45/00—Sawing machines or sawing devices with circular saw blades or with friction saw discs
    • B23D45/003—Sawing machines or sawing devices with circular saw blades or with friction saw discs for particular purposes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23C—MILLING
    • B23C3/00—Milling particular work; Special milling operations; Machines therefor
    • B23C3/12—Trimming or finishing edges, e.g. deburring welded corners
    • B23C3/126—Portable devices or machines for chamfering edges
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23C—MILLING
    • B23C5/00—Milling-cutters
    • B23C5/02—Milling-cutters characterised by the shape of the cutter
    • B23C5/06—Face-milling cutters, i.e. having only or primarily a substantially flat cutting surface
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23C—MILLING
    • B23C5/00—Milling-cutters
    • B23C5/02—Milling-cutters characterised by the shape of the cutter
    • B23C5/08—Disc-type cutters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23C—MILLING
    • B23C5/00—Milling-cutters
    • B23C5/16—Milling-cutters characterised by physical features other than shape
    • B23C5/18—Milling-cutters characterised by physical features other than shape with permanently-fixed cutter-bits or teeth
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
    • B23D19/00—Shearing machines or shearing devices cutting by rotary discs
    • B23D19/08—Shearing machines or shearing devices cutting by rotary discs for special use, e.g. for cutting curves, for chamfering edges
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
    • B23D45/00—Sawing machines or sawing devices with circular saw blades or with friction saw discs
    • B23D45/04—Sawing machines or sawing devices with circular saw blades or with friction saw discs with a circular saw blade or the stock carried by a pivoted lever
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
    • B23D45/00—Sawing machines or sawing devices with circular saw blades or with friction saw discs
    • B23D45/14—Sawing machines or sawing devices with circular saw blades or with friction saw discs for cutting otherwise than in a plane perpendicular to the axis of the stock, e.g. for making a mitred cut
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
    • B23D61/00—Tools for sawing machines or sawing devices; Clamping devices for these tools
    • B23D61/02—Circular saw blades
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
    • B23D61/00—Tools for sawing machines or sawing devices; Clamping devices for these tools
    • B23D61/02—Circular saw blades
    • B23D61/10—Circular saw blades clamped between hubs; Clamping or aligning devices therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q35/00—Control systems or devices for copying directly from a pattern or a master model; Devices for use in copying manually
    • B23Q35/04—Control systems or devices for copying directly from a pattern or a master model; Devices for use in copying manually using a feeler or the like travelling along the outline of the pattern, model or drawing; Feelers, patterns, or models therefor
    • B23Q35/08—Means for transforming movement of the feeler or the like into feed movement of tool or work
    • B23Q35/10—Means for transforming movement of the feeler or the like into feed movement of tool or work mechanically only
    • B23Q35/101—Means for transforming movement of the feeler or the like into feed movement of tool or work mechanically only with a pattern composed of one or more lines used simultaneously for one tool
    • B23Q35/105—Means for transforming movement of the feeler or the like into feed movement of tool or work mechanically only with a pattern composed of one or more lines used simultaneously for one tool of two lines
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27D—WORKING VENEER OR PLYWOOD
    • B27D5/00—Other working of veneer or plywood specially adapted to veneer or plywood
    • B27D5/006—Trimming, chamfering or bevelling edgings, e.g. lists
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23C—MILLING
    • B23C2210/00—Details of milling cutters
    • B23C2210/02—Connections between the shanks and detachable cutting heads
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23C—MILLING
    • B23C2222/00—Materials of tools or workpieces composed of metals, alloys or metal matrices
    • B23C2222/04—Aluminium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23C—MILLING
    • B23C2228/00—Properties of materials of tools or workpieces, materials of tools or workpieces applied in a specific manner
    • B23C2228/50—Soft metal
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23C—MILLING
    • B23C2240/00—Details of connections of tools or workpieces
    • B23C2240/08—Brazed connections
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23C—MILLING
    • B23C2240/00—Details of connections of tools or workpieces
    • B23C2240/21—Glued connections
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23C—MILLING
    • B23C2240/00—Details of connections of tools or workpieces
    • B23C2240/24—Connections using screws
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23C—MILLING
    • B23C2260/00—Details of constructional elements
    • B23C2260/68—Rings
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T409/00—Gear cutting, milling, or planing
    • Y10T409/30—Milling
    • Y10T409/304144—Means to trim edge
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T409/00—Gear cutting, milling, or planing
    • Y10T409/30—Milling
    • Y10T409/30868—Work support
    • Y10T409/309016—Work support with work holder or guide
    • Y10T409/309072—Work support with work holder or guide including cutter limited to rotary motion

Definitions

  • the invention relates to a carrier body and a cutting disc of a
  • a cutting wheel for forming a chamfer is known from WO 2012/072071 of the applicant. It describes a device which is pulled while cutting a bevel by means of the cutting wheel with rotation of the cutting wheel along a workpiece edge to be machined.
  • the cutting edge blunts gradually, so that the cutting wheel must be reground again and again. As a result, the cutting wheel is getting thinner. From a certain limit thickness it can no longer be used and must be replaced by another cutting wheel.
  • the invention has for its object to provide a cutting wheel of the type mentioned, with which can be worked more economically.
  • the cutting wheel comprises a carrier body for the cutting disc and having a cutting edge provided cutting disc, by means of which material is separable from the edge, and the cutting disc with means for releasably securing the cutting disc to the support body is provided.
  • the carrier body With respect to the carrier body, this object is achieved in that the
  • Cutting wheel has a provided with a cutting edge cutting disc, by means of which material is separable from the edge, and the carrier body is provided with means for releasably securing the cutting disc to the Collinsköper.
  • An apparatus provided with the cutting wheel according to the invention advantageously does not need to be adjusted or only slightly adjusted to replace the cutting disk.
  • the position of the cutting wheel in the device remains, at least in the case in which it does not need to be changed to replace the cutting disc, so that after replacement of the cutting disc can be continued without a new adjustment of the cutting wheel is necessary.
  • the cutting disc has a diameter of 60 to 600 mm, preferably 85 to 300 mm, and a thickness of 1, 5 to 20 mm, preferably 3 to 15 mm.
  • the carrier body is designed as a carrier wheel.
  • the carrier wheel can support the cutting disc particularly well, and on the other hand it can itself participate in the processing of the edge, in particular by removing chips formed during cutting of the chamfer.
  • the attachment means comprise at least one recess provided in the cutting disc and in the carrier body for receiving at least one holding and / or fastening means.
  • Recesses in the cutting disc or the carrier body by a, preferably lowered, bore, a slot and / or by a recess, preferably a groove formed.
  • the holding and / or fastening means is expediently a screw, preferably a dowel screw, and possibly a dowel pin for engagement in a
  • Threaded and / or fitting bore provided in the carrier body.
  • Cutting disc and the carrier body can be used.
  • the holding and fastening means comprises a fitting element which is fittingly inserted into both the recesses in the cutting disc and the carrier body and which can be fastened by means of a screw in a threaded bore in the carrier body.
  • the fitting element is provided with a holding element, with which it bears against a counter-holder provided in the recess in the cutting disc, so that the fitting element, when it is fastened with the screw in the carrier body, presses the cutting disc against the carrier body.
  • a cutout can be centrally arranged in the cutting disc and be provided for receiving a fitting member arranged on the carrier body, which projects from a base surface of the carrier body onto which the cutting disc is placed, and preferably as a rim or as a bolt is trained.
  • the recess is expediently circular and formed concentrically in the cutting disc in this case. But it would also be conceivable to provide the recess in an oval or polygonal shape and / or with a toothing or the like.
  • the cutting disc can be positively and non-positively connected to the carrier body by means of the holding and fastening means.
  • the cutting disc and / or the carrier wheel are provided on its or its lateral surface with grooves which, in particular in the radial direction seen, are arranged perpendicular or oblique to the base of the carrier wheel or to the base surfaces of the cutting disc.
  • the grooves prove to be advantageous in particular in the case of the above-mentioned embodiment of the device provided with the cutting wheel, which is known from WO 2012/072071 and in which the device is mounted on a substrate, e.g. by storage on wheels, formed movable and by rotation of the cutting wheel to form the chamfer along the edge is movable. They are also advantageous in another embodiment of a device provided with the cutting wheel, in which the workpiece to be machined is movable along the device by rotation of the cutting wheel to form the chamfer.
  • WO 2012/072071 of the device having the cutting wheel can be implemented individually and / or in combination with one another, as is apparent from WO 2012/072071, in the device described here.
  • the device is provided with a guide device for the workpiece, which holds the workpiece edge in the machining position on the cutting wheel.
  • the guide device has a counterhold roller which engages on the side against the workpiece which is opposite to the workpiece edge to be machined. It is also a horizontal one
  • Stop provided, which limits the depth at which the cutting wheel cuts into the edge of the workpiece.
  • the cutting wheel is set for cutting the chamfer with groove edges formed on longitudinal sides of the grooves in the workpiece and pulls depending on the embodiment under its rotation the workpiece along the device or along with the device by the rotation of the edge of the workpiece along, Formation of the chamfer the material is sheared off the edge.
  • the cutting wheel is used to the edge when the material is sheared off towards the device, which carries the cutting wheel, from the workpiece. In the said device, the workpiece is thereby pressed against the horizontal stop, which is ensured by the stop that the workpiece is guided at a constant distance from the cutting wheel.
  • the cutting disc and / or the carrier body has a substantially conical shape.
  • Conical shape is better transported away from the workpiece during chamfering for a separated material, on the other hand formed on the cutting edge a sharp or a dull wedge angle.
  • the wedge angle of the cutting disc i. the angle formed between the base surface and a lateral surface of the cutting disc is expediently 60 ° to 130 °, in the preferred embodiment 70 ° to 85 °, particularly preferably 70 ° to 75 °.
  • the material is thus both sheared off and pushed away.
  • a range of 74 ° to 78 ° has proven particularly advantageous for an acute angle.
  • For a right or obtuse angle in particular a range of 90 ° to 1 10 °, preferably 94 ° to 1 10 °.
  • a cutting disc having an acute angle is better suited for forming large chamfer angles, and a cutting disc having a cutting edge having a blunt or rectangular chisel angle is better suited for forming chamfers of a small chamfer angle.
  • both the carrier wheel and the cutting disc are provided with the grooves
  • the carrier wheel and the cutting disc expediently have the same outer contours in the region in which they abut one another, so that a continuous movement takes place between the carrier wheel and the cutting disc , preferably stepless, transition is formed.
  • the grooves of the carrier wheel and the cutting disc expediently prove at least at the edges where they rest against each other, the same sizes and shapes.
  • the grooves on the carrier wheel and those on the cutting disc have the same orientation to their axis of symmetry, i. the angle between the lateral surface of the carrier wheel or the cutting disc and the axis of symmetry of the carrier wheel or the cutting disc and the angle between the grooves and said base surfaces of the carrier wheel and the cutting disc are the same size.
  • the grooves may also be oriented differently and the mentioned angles differ from each other.
  • only the cutting disc is provided with the grooves, while the carrier wheel has a smooth surface.
  • the workpiece is machined only with the cutting disc.
  • the carrier wheel itself does not engage in the workpiece. It serves to support the cutting disc and to remove the chips.
  • the carrier wheel is provided with the grooves and the edge of the cutting disc has a uniformly round outer contour.
  • the material is separated from the workpiece with the cutting edge of the cutting disc.
  • the cutting edge of the cutting disc is nachschleifbar, so that the cutting disc can be reused several times by resharpening.
  • At least the base surface on which the cutting edge is provided apart from the possibly provided recesses on a flat surface, so that the cutting disc for sharpening can be particularly easily abraded.
  • the cutting edge is provided on the two base surfaces of the cutting disc. If one of the cutting edges is dull, the cutting disc can be removed, turned over and re-attached to the carrier wheel and further worked with the other cutting edge.
  • the cutting disc so that it can be arranged with the two base surfaces on the cutting wheel to form a uniform outer contour on the carrier wheel, a substantially cylindrical shape.
  • the two base surfaces can then have the aforementioned flat surface, so that the two cutting edges can be easily regrind.
  • the chips are removed thanks to the conical shape of the carrier wheel.
  • the Spanab 2010nut can be placed in the carrier wheel itself or by an attachable to the carrier wheel Spanab technologicalusion be formed.
  • the Spanab2010nut is arranged in the cutting wheel with respect to the end face of the cutting wheel back to the cutting disc. It is preferably provided with a conically curved lateral surface.
  • the chip removal groove can be formed in the carrier body and / or in the cutting disk.
  • intermediate disc can also be provided with an identical with the cutting disc outer contour.
  • the cutting wheel comprises at least two cutting edges and the cutting edges have different sized diameters.
  • the cutting edges in the preferred embodiment of the invention are formed only on the at least two cutting discs to be provided for this purpose.
  • the cutting disc would be suitably stepped at its edge, so that the individual stages form the different cutting edges.
  • the cutting edge provided on the end face of the cutting wheel can have one smaller or larger in diameter than the other cutting edge. If a plurality of cutting edges are provided, the cutting edges expediently have, step-like, ever smaller or increasingly larger cutting edge diameters toward the end face of the cutting wheel.
  • the difference between the diameter of the carrier wheel and the diameter of the cutting disc arranged directly on the carrier wheel is expediently not more than 15%, preferably not more than 5%, of the diameter of the carrier wheel. This ensures that the cutting disc is adequately supported on the carrier wheel and withstands the mechanical loads during the processing of the edge.
  • the difference in the diameters of the cutting discs arranged on top of each other should not exceed 15%, preferably 5%, of the diameter of the respective smaller cutting disc.
  • the cutting wheel for replacement may comprise a plurality of cutting discs of different thicknesses and / or different diameters and / or differently shaped grooves.
  • the cutting disc is designed as a saw blade, is provided on the end face of the cutting wheel and further has a larger diameter than the carrier body. The cutting wheel cuts the edge of the workpiece like a saw and separates the material from the workpiece before it reaches the carrier body. The separated material is then pushed away from the workpiece by the carrier body.
  • Cutting disc is expediently provided with a saw toothing in this embodiment.
  • the carrier body is formed as the carrier wheel, it may have a smooth surface or be provided with the grooves described and is, as described above, conically shaped for better removal of the separated material in the preferred embodiment. If the carrier wheel provided with the grooves described above, the separated material is not only pushed away, but also rasped away by the grooves and at the same time, as explained above, pressed the workpiece against the stop and achieved a certain feed of the cutting wheel relative to the workpiece.
  • the cutting wheel in order to be able to saw with the cutting wheel, the cutting wheel must be operated at a substantially higher rotational speed than in the case of the above-described embodiments where the material is removed from the factory. sheared off piece edge and pushed away.
  • a device is set up to operate the cutting wheel depending on the material to be machined and depending on the hardness of the cutting disc cutting speeds of up to 1000 m / min, for cutting disks made of high-speed steel, in particular HSS steel, preferably cutting speeds of 20 to 1 60 m / min, cutting wheels of carbide preferably cutting speeds of 300 to 1000 m / min are provided.
  • the cutting wheel is formed from at least two composable disc parts, preferably in a circumferential direction of the disc, i. especially at the cutting edge, are separated from each other.
  • the disc parts form halves, third, fourth or sixth of the cutting disc. If damage occurs, advantageously not the entire cutting disc, but only the disc part to be replaced on which the damage has occurred. Furthermore, depending on the diameter of the cutting disc and the production may be cheaper, because the relatively small disc parts often can still be conveniently produced by pressing, if this would not be economical for the entire cutting disc.
  • the cutting disc and the carrier wheel are expediently made of the same material, preferably of steel, in particular high-speed steel, preferably HSS steel according to EN ISO 4957 HS.
  • the cutting disc and the carrier wheel may be formed of different materials to save costs.
  • the carrier wheel may be formed from a less expensive, but sufficiently tough, steel, which does not have to have the mechanical properties that are necessary at the cutting edge for separating the material.
  • the cutting disc is formed of a tougher, harder and / or stronger material compared to the carrier wheel.
  • a tougher, harder and / or stronger material compared to the carrier wheel.
  • thereby longer life can be achieved and it can be worked with a larger feed.
  • the above-mentioned HSS steels hard metals, in particular sintered carbide carbides, or steels or hard metals coated with diamond, titanium carbide, titanium nitrite or titanium aluminum nitride, for example by PVD or CVD, or furthermore ceramics, for example Al 2 or ZrC> 2 ceramics are suitable ,
  • FIG. 1 shows a device in which a cutting wheel according to the invention is provided
  • Fig. 4 shows a further inventive cutting wheel in exploded views
  • Fig. 5 shows a further inventive cutting wheel in an exploded view
  • Fig. 6 shows another inventive cutting wheel in different
  • Fig. 9 shows a further inventive cutting wheel in an exploded view, Fig. 10, the cutting wheel according to the invention of FIG. 9 when editing a
  • Fig. 1 another inventive cutting wheel in different
  • Fig. 14 shows another cutting wheel according to the invention in different
  • FIG. 1 6 another cutting wheel according to the invention in section
  • Fig. 17 shows another cutting wheel according to the invention in different
  • FIGS. 1 shows a device 30 for forming a chamfer on an edge 2 of a workpiece 3.
  • the device 30 is equipped with a cutting wheel 5 according to the invention, which is shown in greater detail in FIGS. 2 and 3. It can also be provided with cutting wheels 5a to 5m according to FIGS. 4 to 13.
  • a guide roller 31 is provided which holds the workpiece 3 vertically against the cutting wheel 5. Further, another guide roller 32 is provided which limits the movement of the workpiece 3 in the horizontal direction. Another set of guide rollers 33 holds the workpiece 3 from above in the machining position.
  • the cutting wheel 5 and a drive not specifically explained here, and the guide rollers 31, 32, 33 are arranged in a frame 34 of the device 30, which is provided with rollers 35 on which the device 30 can be moved on a base 36.
  • the cutting wheel 5 is rotated by the drive, thereby removing material from the edge of the workpiece 3 and at the same time pulling the device 30 along the edge 2 of the workpiece 3.
  • the cutting wheel 5 which has a carrier wheel 6 and a cutting disc 7, shown in various views.
  • the carrier wheel 6 is provided on its lateral surface 15 with grooves 17 which are arranged obliquely to the axis of symmetry of the carrier wheel 6.
  • the cutting disc 7 is provided with matching grooves 1 to 7, arranged on a lateral surface 16 of the cutting disc 7 grooves 18 which are arranged at the same angle as the grooves 17 of the carrier wheel 6 to the axis of symmetry of the cutting disc 7.
  • the cutting disc 7 are sunken holes 1 1 and 6 threaded holes 12 are provided in the carrier wheel.
  • the cutting disc 7 is placed with its base 14 at an end face surface 19 of the carrier wheel 6 such that the holes 1 1 and the threaded holes 12 overlap.
  • the cutting disc 7 can then be screwed to the carrier wheel 6 by screws 9, whose
  • Thread is not shown here, guided by the recesses 1 1 and tightened in the threaded holes 12.
  • a projecting ring 8 is provided and on which the cutting disc 7 can be placed with the edge of their centrally disposed in the cutting disc 7, concentric recess 10 positively for further stabilization.
  • the carrier wheel 6 and the cutting disc 7 have an outwardly uniform contour.
  • a shaft 24 is provided, at the end of a toothed coupling piece 25 is arranged, which is arranged for engagement in a ring gear 26 of the carrier wheel 6.
  • a screw 28 is provided, which is to be guided through a recess in a fastening plate 27 and screwed into a threaded bore in the coupling element 25.
  • FIG. 3d shows the cutting wheel 5 according to the invention when machining a workpiece 3 in engagement with an edge 2 of the workpiece 3.
  • the cutting wheel 5 is rotated in the direction of the arrow d.
  • the cutting wheel 5 rotates into the material of the workpiece 3, thereby separating with the cutting edge 4 of the cutting disc 7 of the material from the workpiece 3 and the material separated from the workpiece 3 is continuously removed.
  • the cutting wheel 5 engages gradually into the workpiece 3 and extends along the Edge 2 of the workpiece 3. Due to the forces occurring during the separation of the material from the edge 2, the workpiece is pressed against the rollers 32, which form a guide stop for movements of horizontal direction, and thus pulled toward the device 30. This assists that the device 30 pulls itself along the workpiece 30 during the formation of the chamfer.
  • a further cutting wheel according to the invention shown in FIG. 4 differs from that according to FIGS. 1 to 3 in that, in addition to fastening with screws 9a, feather keys 41 are provided.
  • the feather keys 41 are suitably insertable in depressions 42 which are formed in a carrier wheel 6a.
  • screws 44 are provided, which can engage in threaded holes, not shown here, which are provided at the bottom of the recesses 42.
  • recesses 43 are provided in a cutting disc 7 a for receiving the feather keys 41.
  • complete openings may also be provided. This is possibly more favorable for the production of the cutting disc 7a.
  • a cutting edge of the cutting disc 7a has a wedge angle of 80 °.
  • screws 9m are provided for fastening a cutting disc 7m to a carrier wheel 6m, for which threaded holes 45 are formed in the carrier wheel 6m at the bottom of recesses 12m.
  • fitting elements 41 m are provided which have a hollow cylindrical foot portion 46 which has a smaller diameter than a likewise hollow cylindrical
  • Head area 47 has. With the foot region 46, the mating elements 41 m can fit fitting into the recesses 12 m.
  • a recess 1 1 m in the cutting disc 7m has a ring portion 48m, the foot portion 46 of Matching element 41 m fitting receives and has a further annular portion 49 of larger diameter, which receives the head portion 47 of the fitting element 41 m fitting.
  • the cutting disc 7m is first placed on the carrier wheel 6m such that the recesses 11 are 1 m above the recesses 11m, then the mating elements 41m into the recesses 11m , 12m used so that they rest with the bottom of the head portion 47 on the narrower annular portion 48 of the recess 1 1 m of the cutting disc 7m. Subsequently, the screws 9m are guided by the mating elements 41 m and screwed into the threaded bores 41 and tightened there, so that the cutting disc 7m is pressed against the carrier wheel 6m via the screw 9m and the mating elements 41m.
  • a cutting wheel 5b shown in Fig. 6 differs from that of Figs. 2 to 5 in that a cutting disk 7b does not have a substantially conical but a cylindrical shape, that is, a cylindrical shape.
  • a lateral surface 16b is formed substantially perpendicular to base surfaces 13b, 14b of the cutting plate 7b.
  • Tapped holes 1 1 b are bilateral, i. lowered both from the base 13b and 14b of the base surface in order to receive from both sides screws 9b form-fitting.
  • cutting edges 4b and 4b ' are formed on both edges of the cutting disc 7b.
  • grooves 18b are formed on a lateral surface 16b perpendicular to a base 13b of the cutting disc 7b. Alternatively, however, the grooves 18b could also be formed obliquely to the base surface 13b (see Fig. 3c).
  • FIG. 15 shows, in section, another cutting wheel 5x according to the invention, whose cutting disc 7x has an outer diameter which is greater than the outer diameter of the carrier wheel 6x at the location where the cutting disc 7x abuts it, so that a step is formed on the outer surface of the cutting wheel 5x is formed.
  • the cutting disc 7x has a substantially cylindrical shape, but is provided with grooves. Blunts a cutting edge of the cutting disc 7x, can the cutting disc 7x, as explained above with reference to FIG. 6, turn and continue working with the cutting edge of the other side of the cutting disc 7x. It is understood that the cutting disc 7x can be ground to sharpen the cutting edges. As can be seen in particular FIG.
  • Mantle surface of a cutting disc 7c has a larger angle to its axis of symmetry as a lateral surface of a carrier wheel 6c to its axis of symmetry.
  • a cutting edge 4c of the cutting disc 7c is provided with a relatively small wedge angle of 65 ° and cuts particularly sharply into the workpiece.
  • cutting disks 7d 'and 7d which have a larger diameter than the carrier wheel 6d, are arranged on a carrier wheel 6d.
  • carrier wheels 6e, 6f, 6g, 6h are not provided with grooves, but with a smooth surface.
  • Material for forming the edge are only cutting discs 7 e, 7 f, 7g, 7g ', 7h provided.
  • the cutting disc 7e and the carrier wheel 6e have the same outer diameter at their base surfaces with which they rest on one another.
  • a cutting disc 7f and a carrier wheel 6f have different diameters on the base surfaces against which they rest, so that a step is formed.
  • the cutting wheel according to FIG. 8c has two cutting disks 7g, 7g ', wherein the cutting disk 7g' has a greater conicity than the cutting disk 7g and the carrier wheel 6g.
  • the cutting disc 7g 'and the carrier wheel 6g have at their base, with which they rest against each other, the same diameter. Further, the cutting discs 7g and 7g 'at the bases, with which they rest against each other, the same diameter.
  • a carrier wheel 6h of a further cutting wheel according to the invention according to FIG. 8g is provided with a peripheral, conical groove 71 which is provided for discharging material separated from a workpiece by means of a cutting disc 7h.
  • the cutting discs 7d, 7d 'and 7g, 7g' are formed as a single, stepped cutting disc.
  • a conical cutting disk 7w can also be provided on a carrier wheel 6w for a two-sided arrangement.
  • the cutting disc 7w forms a wedge angle of 80 °, in the arrangement according to FIGS. 15c and d an obtuse wedge angle of 100 °.
  • the cutting disc 7w can also be reground from both sides for sharpening its edges.
  • the cutting disc 7w is, as already explained above with reference to FIG. 14, provided with holes drilled on both sides for receiving screws 9w from both sides.
  • Another cutting wheel 5c according to the invention is shown in an exploded view in FIG. 9 and in a workpiece 3 i in FIG. 10.
  • the cutting wheel 5i is formed from a carrier wheel 6i, a cutting disc 7 ⁇ to be arranged thereon with a cutting edge 4 ⁇ and a further cutting disc 7i to be placed on the cutting disc 7 ⁇ with a cutting edge 4i.
  • the cutting disc 7 ⁇ has at its base, with which it is placed on the carrier wheel 6i, the same diameter as the carrier wheel 6i at its corresponding opposite base. Further, grooves on the outside of the carrier wheel 6i and the cutting disc 7 ⁇ are adapted to each other in such a way that they fit together in the assembly to the cutting wheel 5i such that the carrier wheel 6i and the
  • Cutting disc 7 ⁇ form a body of uniform outer contours.
  • the cutting disc 7i has a smaller diameter than the cutting disc 7 ⁇ .
  • the cutting disk 7 ⁇ and the carrier wheel 6i cut into the material at an edge 2i of the workpiece 3i, seen in the cutting direction 7i, so that initially only a lesser amount of work is done when attaching the cutting wheel 5i to the workpiece 3i to form the chamfer is to perform.
  • a further cutting wheel 5k according to the invention illustrated in FIG. 11 comprises a carrier wheel 6k, a cutting disk 7k and a chip removal disk 71 to be arranged between the carrier wheel 6k and the cutting disk 7k, whose lateral surface is conically curved.
  • the carrier wheel 6k is provided with a cutting edge 60.
  • the cutting disc 7k has a cutting edge 4k whose diameter is smaller than that of the cutting edge 60.
  • a chip separated by the cutting edge 4k is led away from the workpiece via the cutting discharge disc 60.
  • FIG. 14 another embodiment of the invention is shown.
  • the cutting wheel 5u shown there has a carrier wheel 6u, which has a smooth, conical lateral surface.
  • the cutting wheel comprises a likewise conically shaped cutting disc 7u, on the lateral surface seen in the radial direction in relation to the base surface of the cutting disc 7u obliquely arranged grooves are provided.
  • the thickness loss can be compensated by an intermediate disc 71 u, which is arranged between the carrier wheel 6u and the cutting disc 7u.
  • the arrangement of the washer 71 u is shown in section in a section of Fig. 14c.
  • the intermediate disk 71 u sits positively and non-positively between the carrier wheel 6 u and the cutting disk 7 u and is held there by screws 9 u.
  • At least partially threaded bores 90 are formed in the carrier body into which a screw 91 provided with an Allen head can be completely countersunk.
  • the washer 71 u can be with an Allen key through recesses 1 10 in the cutting disc 7u and recesses 1 1 1 in the washer 71 u engage in the Allen head of the screw 91 and by unscrewing the screw 91 from the support body 6u push the washer 71 u away from the carrier body 6u.
  • Such a mechanism for releasing the intermediate disk 71 u or the cutting disk 7u could also be formed in the other exemplary embodiments shown above, in particular even if no intermediate disk is provided.
  • FIG. 17 shows in exploded view (FIG. 17a), in a perspective view (FIG. 17b) and in section (FIG. 17c) a further cutting wheel 5y according to the invention.
  • the cutting wheel 5y differs from that according to FIG. 14 in particular in that for fastening a cutting disc 7y and an intermediate disc 71y, a clamping mechanism is provided, which has a carrier body 6y carrying shaft 120, at one end of a thread 121 is formed on the thread 121 screwed nut 122 and provided with a collar 124 stop plate 123 comprises.
  • the nut 122 If the nut 122 is tightened on the thread 121, it presses the stopper disc 123 against the cutting disc 7y, the intermediate disc 71y and the carrier body 6y, so that the cutting disc 7y and the intermediate disc 71y are braced on the carrier body 6y.
  • holes 101 are formed in the carrier body 6y, in the intermediate disc 71y holes 102 and in the cutting disc 7y holes 103 are provided, which are provided for receiving dowel pins 100, which are also clamped between the cutting disc 7y and the carrier body 6y.
  • a further cutting wheel 5s according to the invention shown in FIG. 12 has a cutting disk 7s, which is provided with saw teeth 72 on its lateral surface.
  • the cutting wheel 5s is operated in a corresponding device with sufficiently high rotational speeds of up to 300 rpm, possibly up to 2000 rpm, so that the cutting disc 7s can machine the workpiece by machining.
  • the cutting wheel 5s first saws the workpiece edge with the cutting disk. The separated material is then pushed away from the workpiece by a carrier wheel 6s of the cutting wheel 5s.
  • the cutting disc 7s is equipped with cutting plates for milling instead of the saw teeth.
  • 13 shows a cutting disc 7n formed from a plurality of sections 20, 21, 22, which can be used as an alternative to the cutting discs 7 to 7m.
  • the cutting disc 7m may have the substantially conical or the cylindrical shape and / or may be fixed with the different grooves or the cutting discs as described above.
  • the sections 20,21, 22 can be replaced individually.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Automation & Control Theory (AREA)
  • Wood Science & Technology (AREA)
  • Forests & Forestry (AREA)
  • Polishing Bodies And Polishing Tools (AREA)

Abstract

L'invention concerne un insert de coupe (7) et un corps support (6) d'une molette (5) destinée à la formation d'un biseau sur une arête d'une pièce, notamment d'une tôle ou d'un tuyau, l'insert de coupe présentant une arête de coupe (4) permettant un enlèvement de matière de la pièce. Selon l'invention, la molette (5) comprend un corps support (6) destiné à l'insert de coupe (7), et l'insert de coupe (7) présente une arête de coupe (4) permettant un enlèvement de matière de l'arête (2), et est doté d'équipements (8-12) qui assurent sa fixation libérable sur le corps support (6). Le corps support (6) selon l'invention est pourvu d'équipements permettant la fixation libérable de l'insert de coupe (7) sur ledit corps support. Avantageusement le corps support est une roue support (6), l'insert de coupe (7) et/ou la roue support (6) étant de forme conique. De préférence, l'insert de coupe (7) est doté d'un évidement (10, 11) destiné à la réception d'au moins un moyen de retenue et/ou de fixation (8, 9, 27, 28). Dans un mode de réalisation de l'invention, au moins une surface de base (13, 14) de l'insert de coupe (7), sur laquelle est prévue l'arête de coupe (4), présente une surface plane pour une meulabilité aisée abstraction faite des éventuels évidements (10, 11).
EP14722525.4A 2013-02-27 2014-02-27 Insert de coupe et corps support d'une molette destinée à la formation d'un biseau Withdrawn EP2961567A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102013101944.7A DE102013101944A1 (de) 2013-02-27 2013-02-27 Schneidrad zur Bildung einer Fase
PCT/DE2014/100071 WO2014131403A2 (fr) 2013-02-27 2014-02-27 Insert de coupe et corps support d'une molette destinée à la formation d'un biseau

Publications (1)

Publication Number Publication Date
EP2961567A2 true EP2961567A2 (fr) 2016-01-06

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EP14722525.4A Withdrawn EP2961567A2 (fr) 2013-02-27 2014-02-27 Insert de coupe et corps support d'une molette destinée à la formation d'un biseau

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EP (1) EP2961567A2 (fr)
DE (2) DE102013101944A1 (fr)
WO (1) WO2014131403A2 (fr)

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Publication number Priority date Publication date Assignee Title
WO2015159270A1 (fr) * 2014-04-17 2015-10-22 Dario Toncelli Appareil d'usinage pour dalles en pierre ou de type pierre et procédé de travail associé
US10328503B2 (en) 2015-06-15 2019-06-25 Osg Corporation T-slot cutter
US11833598B2 (en) * 2018-12-14 2023-12-05 Fisher Controls International Llc Stabilized cutting tool assemblies
US11247362B2 (en) 2019-02-22 2022-02-15 Sterling Site Access Solutions Circular saw blade
CN112427726B (zh) * 2020-11-19 2022-03-04 常州固高智能装备技术研究院有限公司 一种基于智能机器人自反馈速度控制的工件去毛刺系统
KR102652633B1 (ko) * 2023-09-26 2024-03-29 주식회사 데카메탈 면취기용 커팅공구

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3318894C1 (de) * 1983-05-25 1984-11-22 Joh. Friedrich Ohler GmbH & Co, 5630 Remscheid Kreissägeblatt
DE102005031988A1 (de) * 2005-07-08 2007-01-11 Walter Ag Zerspanungswerkzeug
US20100116116A1 (en) * 2008-11-10 2010-05-13 Simonds International Corporation Spline arbor guided saw blade

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2690804A (en) 1951-08-31 1954-10-05 Sven Fagrell Beveling machine
CH407522A (de) * 1962-04-28 1966-02-15 Schuster Roman Vorrichtung zum Kantenbrechen, insbesondere von plattenförmigen Werkstücken aus Holz, Kunststoff o. dgl.
JPS5940571B2 (ja) * 1980-04-30 1984-10-01 株式会社東芝 ばり取り方法およびその装置
JPS61188016A (ja) * 1985-02-16 1986-08-21 Tetsushi Kubo 管加工機
JPH0639002B2 (ja) * 1986-08-04 1994-05-25 シンクス株式会社 開先加工用のカツタ−
DE19513699C1 (de) * 1995-04-11 1996-04-25 Linck Masch Gatterlinck Werkzeugkopf für Profilzerspaner
JP2002233908A (ja) * 2001-02-06 2002-08-20 Itabashi Kikai Kogyo Kk 管継手用管体加工装置
DE102004023743A1 (de) * 2004-03-31 2005-10-13 Rieth, Stephan, Dipl.-Ing. Fräskopf zum Fräsen von Fasen
ATE438481T1 (de) 2006-10-24 2009-08-15 Cevisa Fabricaciones S L Anfasmaschine
DE102010050151A1 (de) 2010-10-26 2012-04-26 Stephan Rieth Vorrichtung zur Bildung einer Fase

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3318894C1 (de) * 1983-05-25 1984-11-22 Joh. Friedrich Ohler GmbH & Co, 5630 Remscheid Kreissägeblatt
DE102005031988A1 (de) * 2005-07-08 2007-01-11 Walter Ag Zerspanungswerkzeug
US20100116116A1 (en) * 2008-11-10 2010-05-13 Simonds International Corporation Spline arbor guided saw blade

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2014131403A2 *

Also Published As

Publication number Publication date
DE112014000116A5 (de) 2015-01-29
DE102013101944A1 (de) 2014-08-28
WO2014131403A3 (fr) 2014-10-23
WO2014131403A2 (fr) 2014-09-04

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