EP0904903B1 - Dispositif pour dégauchir de pièces de bois - Google Patents

Dispositif pour dégauchir de pièces de bois Download PDF

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Publication number
EP0904903B1
EP0904903B1 EP98100133A EP98100133A EP0904903B1 EP 0904903 B1 EP0904903 B1 EP 0904903B1 EP 98100133 A EP98100133 A EP 98100133A EP 98100133 A EP98100133 A EP 98100133A EP 0904903 B1 EP0904903 B1 EP 0904903B1
Authority
EP
European Patent Office
Prior art keywords
cutting
angle
disk
guide plate
rotor
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.)
Expired - Lifetime
Application number
EP98100133A
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German (de)
English (en)
Other versions
EP0904903A3 (fr
EP0904903A2 (fr
Inventor
Gregor Ledinek
Pavel Dipl.-Ing. Ledinek
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
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Individual
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Priority to US09/063,308 priority Critical patent/US6021827A/en
Publication of EP0904903A2 publication Critical patent/EP0904903A2/fr
Publication of EP0904903A3 publication Critical patent/EP0904903A3/fr
Application granted granted Critical
Publication of EP0904903B1 publication Critical patent/EP0904903B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27C—PLANING, DRILLING, MILLING, TURNING OR UNIVERSAL MACHINES FOR WOOD OR SIMILAR MATERIAL
    • B27C1/00—Machines for producing flat surfaces, e.g. by rotary cutters; Equipment therefor
    • B27C1/04—Thicknessing machines
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27C—PLANING, DRILLING, MILLING, TURNING OR UNIVERSAL MACHINES FOR WOOD OR SIMILAR MATERIAL
    • B27C1/00—Machines for producing flat surfaces, e.g. by rotary cutters; Equipment therefor
    • B27C1/005—Machines for producing flat surfaces, e.g. by rotary cutters; Equipment therefor with tools having a rotational vector which is perpendicular to the working surface

Definitions

  • the invention relates to the device for surface treatment of wood workpieces or more precisely the machine for woodworking with rotary tool, for surface processing and thickness processing of wooden workpieces, or for smoothing the surface and reducing the thickness, with characteristic attachment of the cutting tool, according to the preamble of claim 1.
  • the invention is filed in B 27 / C 1/00 and additionally in B 27G 13/10.
  • the technical problem solved by the invention is such a construction of the machine, which allows a quality fine surface machining of wood workpieces on the entire surface, even when leaving the processing area, and further easy insertion and precise adjustment of the cutting units in the sprocket of the machining head allows.
  • the disadvantage or the deficiency of this known solution is that when leaving the area of the machining head cut the cutter of the milling head in the starting edge of the workpiece and damage it, but there is also the possibility that the workpiece stuck at the output of the milling head.
  • Another disadvantage of this solution is that during the machining process, the Kreis Equipmentshus yields or can tilt, because it is clamped in only two points.
  • the disadvantage of this known solution is also apparent in that it takes a lot of time for the shutdown of the machining head, because there is no brake device, and a further disadvantage is that the pulley is designed to drive the machining head separately and fixed to the rotary shaft, However, the type of installation of the adjustment and the clamping of the cutting tool is not included in this solution.
  • the insufficiency or weakness of this known solution is that the negative angle of the cutting no high-quality machining and no chip separation allows at the output of the workpiece cut the knife in its output edge and damage it also exists the risk that the workpiece at the output from the Area of the machining head gets stuck. Furthermore, the disadvantage of this solution is that the slot between the outer edge of the inner table and the edge of the input and output outer table is too large because of the length of the cutting blades, which makes it impossible to machine very short and thin wooden workpieces, and is a disadvantage Also, that the rotor has no braking device, the drive pulley is but specially designed and attached to the hollow shaft.
  • the machine for surface processing of the wood workpieces consists of the machining head 1 with the face plate 3 and ring gear 4, rotor 2nd guide plate 5, fixed axis 8.
  • brake disc 10 with mechanical brake 11 and input plate 15 and output plate 16, which is for the first embodiment of FIG. 1 as well as for the second embodiment of Fig. 2, in which the machining head 1 is mounted in the opening between the vertically movable plate 15 and the fixed output plate 16.
  • the machining head 1 is composed of the upright mounted hollow rotor 2 having fixed at one end with fasteners 17 face plate 3 with ring gear 4 and unmarked hole in the middle, at the other end is with the Fixing elements 12, the brake disc 10 with mechanical brake 11 attached.
  • the face disc 3 is placed through the unmarked hole in the middle in the specially designed bearing on the outer edge of the hollow rotor 2, so that it faces the plates 15 and 16 with the ring gear 4 and the cutting units 19.
  • the circular recess 20 is executed in the end face of the circular disk 3.
  • the fixed axis 8 is inserted so that it rests on the side of the end disc 3 with the hub 52 on its end face on the intermediate seal ring 53. on the side of the brake disc 10 but slightly beyond the rotor 2 extends.
  • the circular guide plate 5 On the end face of the hub 52 of the axle 8, the circular guide plate 5 is mounted and fixed on the intermediate spacer 6 with fasteners 7, which is mounted at three points, on the fixed axis 8 and on the two lateral, not shown guide rails.
  • the spacer 6 is wedge-shaped in cross-section and used in the unmarked recessed bearing on the back of the guide plate 5.
  • the brake disk 10 On the side of the brake disk 10 is the output part of the fixed axis 8, clamped on the Einspannbuchse 13, fixed or immovable in the housing 14 of the device or the machine.
  • the solid structure of the first preferred embodiment of Fig. 1 forms the fixed axis 8 with the guide plate 5 and spacer 6 fixed to the hub 52 at one end and with the grommet 13 in the frame 14 at the other end.
  • the rotating structure of the embodiment of Figure 1 but form the rotor 2 with the circle 3 and sprocket ring gear 4 on one and with the brake disc 10 at the other end.
  • the rotating structure is characterized by that not described and not shown Drive unit driven, via the intermediate drive belt 18, mounted on the outer edge of the rotor 2, which is also pulley this structure at the same time.
  • the processing head 1 of the embodiment of the woodworking machine according to the invention of Fig. 1 is mounted in the opening between the input plate 15 and output plate 16 so that the outer edges C of the cutting units 19 in the opening between the edge of the input plate 15 and the edge of the guide plate 5 lie, in the same plane or slightly above the surfaces D of the guide plate 5 and F of the output plate 16, wherein the surfaces D and F are constantly in the same plane.
  • the outer edges E of the cutting units 19, in the opening between the edge of the guide plate 5 and the edge of the output plate 16 and the surface G of the input plate 15 are constantly slightly below the plane of the surfaces D and F.
  • the processing head 1 in this Embodiment so mounted between the plates 15 and 16, that the entire longitudinal center axis of the rotor 2, the face disc 3 and the fixed axis 8 is offset by the angle ⁇ from the ticket perpendicular to the end faces D, F and G, in the direction of the input plate 15.
  • the longitudinal center axis of the end disc 3 is offset by the angle ⁇ from the horizontal surface D of the guide plate 5, which also applies to the angular displacement of the edge E against edge C of the cutting units 19, in the position shown in the Fig. 1 is shown.
  • the method of surface machining of workpieces 51 or the method of processing them to any thickness begins with the thickness adjustment of the material removal, which is set with vertically movable input plate 15 and the height difference between the edge C on the cutting units 19 and the surface G of the input plate 15 represents.
  • the workpiece 51 is moved on the surface G of the input plate 15 to the edge C of the cutting units 19, wherein in the transition via the cutting units 19, the material removal takes place on the abutting surface of the workpiece 51.
  • the workpiece 51 is not shown and not described loading device down or pressed onto the surface D of the guide plate 5.
  • the surface processing of the workpiece 51 is agitated on the input half of the diameter of the end disc 3
  • the workpiece 51 slides over the edge E of the cutting units 19 and passes over the surface F.
  • the cutting units 19, between the edges of the guide plate 5 and the output plate 16 and their edges E, the workpiece 51 is not damaged at its output from the region of the machining head 1, at the same time also prevents the workpiece 51, preferably smaller dimensions would stick because of the narrow opening between the adjacent edges of the guide plate 5 and the output table 16.
  • the machine by means of mechanical brake 11, which presses with the brake shoe to the brake disc 10, turned off.
  • the machine of Fig. 1 at the angle and the face plate of the hub 52 of the fixed axis 8 may be carried out, wherein the execution of the intermediate spacer 6 is omitted. Otherwise, the rotor 2, the face plate 3, the Zahkranz 4, the guide plate 5, the fixed axis 8 and its attachment in the machine frame 14 and the brake disc 10 may be performed with the brake 11.
  • the ring gear 4 is shown, executed in the entire circumference of the end disc 3 with just such a circular recess 20 in one piece and on the entire circumference interchangeable inserted or attached cutting units 19 has. The manner of insertion and the principle of adjustment of the cutting units 19 in the ring gear 4 of the end disc 3 is shown in Fig. 5.
  • the individual cutting unit 19 consists of the cylindrical support body 35, with chamfered smooth / flat surface 45 and bearing 46, from the cutting disc 36, the wedge 37 with chamfered inclined surface 47 and the central hole 48 with internal thread, furthermore, it consists of the compression spring 38, the binding or fastening element 39 and fastening element 40.
  • the single cutting unit 19 is inserted into the ring gear 4 of the face disc 3 so that one first in the vertical blind hole 41, the compression spring 38 attaches to the horizontal blind Hole 42, the wedge 37 is used with the fastener 40. Then placed on the compression spring 38, the support body 35, with the cutting disc 36, fixed with the fastener 39. The support body 35 is inserted into the hole 41 so that its straight surface 45 is located in the direction of the center of the face plate 3 and on or the surface 47 of the wedge 37 rests.
  • the support body 35 with the cutting disc 36 is adjusted to a certain height by means of the yielding of the compression spring 38 and fixed so that you tighten the inclined surface 47 on the wedge 37 to the smooth surface 45 on the support body 35 by tightening the fastener 40 and solidifies it fixed in the ring gear 4 in this way.
  • the radial recesses 49 allow a larger stop of the cutting units 19 in the sprocket 4, the adjacent radial recesses 50 but allow an undisturbed discharge of wood chips.
  • the cutting discs 36 are inserted into the bearing 46 on the support body 35 and secured with the binding element 39. that in the front view its upper cutting edge is at the angle ⁇ , or the cutting edge for this free angle of the imaginary horizontal axis is inclined, shown in Fig. 6, wherein the cutting discs 36 may have any regular and irregular geometric shapes.
  • Fig. 7 the support body 35 is shown with attached cutting disc 36 in the side view. It can be seen that the bearing 46 is carried out on the support body 35 at the positive angle ⁇ , and at this angle, the cutting disc 36 is fixed therein, the cutting disc 36 and the straight surface 45 with the larger end face in the direction of rotation of the face plate 3 or their ring gear 4 are oriented.
  • the positive Angle ⁇ of the inclination of the cutting disc 36 from the longitudinal central axis of the support body 35 represents the angle of the chip.
  • the individual cutting disc 36 of the respective cutting unit 19 on the sprocket 4 of the end disc 3 on the side of the surface processing of the workpiece 51 cuts.
  • the machining head 1 is composed of the upright mounted rotor 2, in welded version and V shape, at the wider end of the hollow truncated cone 32, the fixed fixed face plate 3 with ring gear 4 and with the upstanding , Hollow tube 28 open on both sides in the middle, but at its other end, the plate 53 is fixedly attached.
  • the hollow tube 28 is passed through the rotor 2, the face plate 3 and the plate 53 and is preferably the same length as the structure described.
  • the hollow truncated cone 32 and the end disc 3 are surrounded in the entire circumference of the fixed hollow truncated cone 31, the rotor 2 is additionally reinforced with the inner ring 29, the outer rib 30, the outer ring 33 and the intermediate ring 34.
  • the brake disk 10 with the mechanical brake 11 and the pulley 25 are fixed fixed.
  • the face disc 3 is mounted between the vertically movable input plate 15 and the fixed output plate 16 so that it is aligned with the ring gear 4 and with the cutting units 19 against them.
  • the ring gear 4 and the end face of the face disc 3 form the equally circular recess 20th
  • the hollow housing 24 is fitted tightly, through which the fixed axis 8 is used with the lubrication channel 27, but between these are closely fitting the bearings 9 attached.
  • the circular guide plate 5 On the side of the circular disc 3, the circular guide plate 5 is fixedly attached to the end of the fixed axis 8, namely with the Einspanndon 21, while at its other end, the fixed axis 8 is clamped by means of the Einspannbuchse 13 and the fastener 23 in the machine frame 14. Between the housing 14 and the cone 32, the fastening ring 26 is fastened with fastening elements 22 on the plate 53.
  • the rotor 2 may also have a different design.
  • the fixed resting structure of the second preferred embodiment of Fig. 2 form the fixed axis 8 with the guide plate 5 and insert 21 on one, and with the clamping bushing 13, in frame 14, at the other end.
  • the rotating structure of the embodiment of FIG. 2 forms the rotor 2 with the face plate 3 and the ring gear 4, attached brake disk 10 and pulley 25 and the housing 24 of the bearing 9.
  • the rotating structure is driven by the not-described and not shown drive unit. via the drive belt 18, which surrounds the pulley on the rotor 2.
  • the machining head 1 of the embodiment of the woodworking machine according to the invention of FIG. 2 is mounted in the opening between the input plate 15 and the output plate 16 so that the outer edges C of the cutting units 19 lie between the edges of the input plate 15 and the guide plate 5 , in the same plane or slightly above the surfaces D of the guide plate 5 and F of the output plate 16, wherein the surfaces D and F are constantly in the same plane.
  • the outer edges E of the cutting units 19, in the opening between the edge of the guide plate and the edge of the output plate sixteenth and the surfaces G of the input plate 15, are constantly slightly lower than the plane of the surfaces D and F.
  • the machining head 1 is mounted in this embodiment between the plates 15 and 16 so that the entire center axis of the rotor 2, the face plate 3 and the fixed axis 8 is offset by the angle ⁇ from the ticket perpendicular to the end faces DF and G.
  • the longitudinal center axis of the face disc 3 is offset in the same direction by the angle ⁇ from the horizontal surface D of the guide plate 5, and the same applies to the angular displacement of the edges E against the edges C of the cutting units 19 in the position shown in Fig. 2.
  • the size of these two angles depends on the outer diameter of the machining head 1 and the face plate 3, respectively Size of the angle ⁇ and ⁇ inversely proportional to the diameter of the face plate 3.
  • the width of the machining of workpieces 51 depends on the size of the outer diameter of the face plate 3 and the guide plate 5 mounted therein, and it also depends on the distance between the two. not shown flank strips, mounted above the machining head, from.
  • the method of surface machining of workpieces 51 with the device according to the second embodiment of FIG. 2 is similar to the previously described method of machining with the device according to the first embodiment of FIG.
  • ring gear 4 is shown, made in a separate piece, is welded to the face plate 3 or otherwise fixed so that it is designed over its entire circumference and together they form the circular recess 20.
  • the Sprocket 4 interchangeable cutting units 19 on.
  • the manner of insertion, removal and adjustment of the cutting units 19 in the ring gear 4 of the end disc 3 is shown in Fig. 5 and the previous description in the first embodiment of FIG. 1 is the same. The latter also applies to the setting of the cutting disks 36 already described in the bearing on the support body 35 of the cutting units 19, shown in FIG. 6 and FIG. 7.

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  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Forests & Forestry (AREA)
  • Turning (AREA)
  • Milling, Drilling, And Turning Of Wood (AREA)
  • Chemical And Physical Treatments For Wood And The Like (AREA)

Claims (5)

  1. Machine pour le traitement de surfaces de pièces travaillées en bois, dans laquelle une tête de traitement (1) avec une plaque de guidage (5) circulaire est placée dans une ouverture circulaire entre une plaque d'entrée à hauteur réglable et une plaque de sortie fixe (15, 16), et qui est constituée d'un rotor creux (2) placé à la verticale et portant un disque frontal (3) avec une couronne dentée (4) et conçu d'un axe fixe introduit à l'intérieur, auquel est reliée également ,de manière fixe là plaque de guidage circulaire (5), qui est disposée dans l'enfoncement (20) circulaire situé dans le disque frontal (3), si bien que la surface frontale de la plaque de guidage se trouve au même niveau que la surface de glissement frontale de la plaque de sortie tout en étant en même temps parallèle à la surface frontale de la plaque d'entrée, caractérisée en ce que l'axe médian longitudinal, ou la ligne médiane de l'axe fixe (8) et du rotor (2) placé dessus avec le disque frontal (3), est incliné vers la surface frontale la plus grande (D) de la plaque de guidage (5) en formant un angle (α) par rapport à sa perpendiculaire imaginaire, le disque frontal (3) avec la couronne dentée (4) étant incliné par rapport aux surfaces de glissement frontales (D, F) selon un angle (β), de façon à ce que dans une vue latérale, certaines arêtes coupantes (E) se situent légèrement plus bas par rapport à d'autres arêtes coupantes (C) des unités de coupe (19), et à ce que chacune des unités de coupe (19) soit implantée de telle façon dans la couronne dentée (4) du disque frontal (3), qu'un ressort à compression (38) et un corps porteur (35) avec un disque de coupe (36) sont superposés dans un trou aveugle vertical (41), tandis qu'une clavette (37) allongée est placée de telle façon dans un trou aveugle (42) horizontal et perpendiculaire au trou (41), avec une surface inclinée (47) le long du bord extérieur et avec un élément de fixation (40) dans son trou (48), que sa surface inclinée (47) est en contact avec une surface droite (45) du corps porteur (35).
  2. Machine selon la revendication 1, caractérisée en ce que les angles (α) et (β) sont préférentiellement identiques, leur grandeur étant inversement proportionnelle à la grandeur du diamètre extérieur du disque frontal (3), si bien que leur grandeur diminue avec l'agrandissement, du diamètre extérieur du disque frontal (3) ou que leur grandeur augmente avec la diminution de son diamètre extérieur.
  3. Machine selon la revendication 1, caractérisée en ce que le bord extérieur du rotor (2) représente simultanément une poulie de courroie (25) pour l'entraînement du disque frontal (3), et en ce que la poulie de courroie (25) peut également être fixe ou fixée à sa surface radiale extérieure.
  4. Machine selon l'une des revendications 1 à 3, caractérisée en ce qu'un disque de frein (10) appartenant à un frein (11) d'un modèle au choix est fixé sur le rotor (2) au moyen d'éléments de fixation (12) ou autrement.
  5. Machine selon la revendication 1, caractérisée en ce que le disque de coupe (36) est placé dans un logement (46) du corps porteur (35) sur le côté d'une surface lisse (45) et fixé à l'aide d'un élément de liaison (39), de façon à ce que dans une vue latérale, son arête coupante supérieure soit inclinée vers l'axe médian longitudinal du corps porteur (35) en formant un angle libre (γ) avec sa perpendiculaire imaginaire, et en ce qu'il est en outre placé de telle façon que dans une vue latérale et dans le sens de rotation du disque frontal (3), sa surface frontale la plus grande est décalée de l'axe longitudinal du corps porteur (35) selon un angle positif (δ), l'angle positif (δ) représentant l'angle du copeau.
EP98100133A 1997-09-26 1998-01-07 Dispositif pour dégauchir de pièces de bois Expired - Lifetime EP0904903B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US09/063,308 US6021827A (en) 1997-09-26 1998-04-13 Machine for surface working of wood workpieces

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SI9700249 1997-09-26
SI9700249 1997-09-26

Publications (3)

Publication Number Publication Date
EP0904903A2 EP0904903A2 (fr) 1999-03-31
EP0904903A3 EP0904903A3 (fr) 2004-10-13
EP0904903B1 true EP0904903B1 (fr) 2007-08-29

Family

ID=20432132

Family Applications (1)

Application Number Title Priority Date Filing Date
EP98100133A Expired - Lifetime EP0904903B1 (fr) 1997-09-26 1998-01-07 Dispositif pour dégauchir de pièces de bois

Country Status (3)

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EP (1) EP0904903B1 (fr)
AT (1) ATE371526T1 (fr)
DE (1) DE59814083D1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004038876A1 (de) * 2004-08-05 2006-03-16 Michael Weinig Ag Finierwerkzeug für die Bearbeitung von Werkstücken aus Holz, Kunststoff und dergleichen sowie Maschine zur Bearbeitung von Werkstücken aus Holz, Kunststoff und dergleichen
DE102006015692A1 (de) 2006-03-29 2007-10-04 Michael Weinig Ag Maschine zum Bearbeiten von Werkstücken aus Holz, Kunststoff und dergleichen sowie Werkzeug zum Einsatz in einer solchen Maschine
AT14605U1 (de) * 2014-01-15 2016-02-15 Mafi Naturholzboden Gmbh Maschine sowie Verfahren zur Beeinflussung des optischen Erscheinungsbildes eines ein- oder mehrlagigen Holzelementes

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2564551A (en) * 1946-07-12 1951-08-14 Vazieux Charles Eugene Roger Rotary cutting tool for the fragmentation of wood and other fibrous substances
US2612192A (en) * 1947-10-31 1952-09-30 John C Ryan Machine for planing and jointing
CH272028A (de) * 1949-03-29 1950-11-30 Kroessin Markus Abrichtmaschine.
US2721502A (en) * 1953-01-26 1955-10-25 Harry M Adams Rotary scraper
US3028152A (en) * 1961-09-07 1962-04-03 Albert L Scholl Resurfacing tool
US4551047A (en) * 1981-09-14 1985-11-05 Price Dalby L Router device
YU37489A (sh) * 1989-02-17 1993-10-20 Ledinek, Pavel Priprava za ploskovno obdelavo lesa zelo kratkih dolžin brez vpetja obdelovanca
DE3909019A1 (de) * 1989-03-18 1990-10-18 Jakob Niederguenzl Rotofin - feinschab-, planier-, glaett- u. finnish-geraet zur feinbearbeitung von holz- und plattenflaechen

Also Published As

Publication number Publication date
DE59814083D1 (de) 2007-10-11
EP0904903A3 (fr) 2004-10-13
ATE371526T1 (de) 2007-09-15
EP0904903A2 (fr) 1999-03-31

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