EP0870584A2 - Dispositif de fabrication de joint à clavette en bout respectivement joint à dents en bout pour assemblage longitudinal et joint obtenu par ce dispositif - Google Patents

Dispositif de fabrication de joint à clavette en bout respectivement joint à dents en bout pour assemblage longitudinal et joint obtenu par ce dispositif Download PDF

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Publication number
EP0870584A2
EP0870584A2 EP97108828A EP97108828A EP0870584A2 EP 0870584 A2 EP0870584 A2 EP 0870584A2 EP 97108828 A EP97108828 A EP 97108828A EP 97108828 A EP97108828 A EP 97108828A EP 0870584 A2 EP0870584 A2 EP 0870584A2
Authority
EP
European Patent Office
Prior art keywords
workpieces
attached
conveyor
rotary drum
connection
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Withdrawn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
EP97108828A
Other languages
German (de)
English (en)
Other versions
EP0870584A3 (fr
Inventor
Pavel Dipl.-Ing. Ledinek
Gregor 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
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 EP0870584A2 publication Critical patent/EP0870584A2/fr
Publication of EP0870584A3 publication Critical patent/EP0870584A3/fr
Withdrawn legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27M—WORKING OF WOOD NOT PROVIDED FOR IN SUBCLASSES B27B - B27L; MANUFACTURE OF SPECIFIC WOODEN ARTICLES
    • B27M1/00—Working of wood not provided for in subclasses B27B - B27L, e.g. by stretching
    • B27M1/08—Working of wood not provided for in subclasses B27B - B27L, e.g. by stretching by multi-step processes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27F—DOVETAILED WORK; TENONS; SLOTTING MACHINES FOR WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES
    • B27F1/00—Dovetailed work; Tenons; Making tongues or grooves; Groove- and- tongue jointed work; Finger- joints
    • B27F1/16—Making finger joints, i.e. joints having tapers in the opposite direction to those of dovetail joints
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27G—ACCESSORY MACHINES OR APPARATUS FOR WORKING WOOD OR SIMILAR MATERIALS; TOOLS FOR WORKING WOOD OR SIMILAR MATERIALS; SAFETY DEVICES FOR WOOD WORKING MACHINES OR TOOLS
    • B27G19/00—Safety guards or devices specially adapted for wood saws; Auxiliary devices facilitating proper operation of wood saws
    • B27G19/10—Measures preventing splintering of sawn portions of wood
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27M—WORKING OF WOOD NOT PROVIDED FOR IN SUBCLASSES B27B - B27L; MANUFACTURE OF SPECIFIC WOODEN ARTICLES
    • B27M3/00—Manufacture or reconditioning of specific semi-finished or finished articles
    • B27M3/0013—Manufacture or reconditioning of specific semi-finished or finished articles of composite or compound articles
    • B27M3/002—Manufacture or reconditioning of specific semi-finished or finished articles of composite or compound articles characterised by oblong elements connected at their ends

Definitions

  • the object of the invention is the plant for the production of Face wedge connections or string tine connections, for Longitudinal connection of the workpieces and the connection, made with this plant, and are more precise machines for manufacturing the Tine connections, as well as the manufacturing process of these Connections and are connections made with these machines and are still machines for grooving respectively Groove production for the face connection of at least two, preferably elongated wooden workpieces of different dimensions.
  • the technical problem solved by this invention is one Construction of the machine, which is the production of face wedge or Front tine connection surfaces on both ends several successive workpieces of different lengths Enables that run through the processing units with moving at constant speed on a circular line without Interruptions of movement or without Intermediate work cycles, each forehead contact surface processed in this way is that they have a connection or tangential transition between two workpieces joined by connection secures and the tines and grooves in single Radially concave or arcuate end connection surface are executed and the connection a side and Prevents vertical movement of the connected workpieces Connections are precise and are fold connections or congruent connections, the Loss of material is minimal, at the same time the construction is simple, however, it enables the production of workpieces different lengths and different, also very large Cross sections.
  • the first known solution is the fixed processing unit marked with working tools, circular saw and milling machine, with which the individual workpieces first on one and then on the other Be machined with the workpiece straight in Transverse direction past the processing unit or moved along.
  • the clamping device is unblocked and the workpieces move straight ahead in the direction of transport.
  • the workpieces are frontal by means of a belt or roller conveyor on the side rail at its other end straightened and the operation of manufacturing frontal grooves is repeated.
  • the longitudinal pressing takes place and gluing and finally cutting the workpieces apart certain lengths.
  • the common characteristic of all listed Solutions is the processing method in work files, which makes the Capacity of these systems or machines is limited, because the work cycle determines the number of edits in advance in a unit of time.
  • the machine for manufacturing the Front wedge connections or front tine connections, for Longitudinal connection of the workpieces, the machining system 1, the System of the feeder conveyor 2 and the system of the Acceptance conveyor 3 form.
  • the processing system 1 is between the system of the feed conveyor 2 on and between Take-off conveyor 3 system attached on the other side, the systems 2 and 3 perpendicular to the longitudinal axis 37 of the Systems 1 are attached so that the system 2 is in the same Level is at the center of system 1, system 3 is located but in the plane that is the same or slightly lower than the lower one End point of system 1 is.
  • the longitudinal axes of systems 2 and 3 overlap with the longitudinal axis 37 of the system 1.
  • the processing system 1 form the rotary drum 4, which with the Longitudinal axis 37 in the bearing 36 is movable in a circular manner and fixed about this is attached to the support frame 6, consisting of the Jig 5, attached to the outer side of the Rotary drum 4, and from the processing units 7 and 8 and the auxiliary conveyor 9 and 10, fixedly attached to the not shown and unspecified housing of the machine according to the invention.
  • Fig.1 and Fig.2 there is Machine according to the invention of eight clamping devices 5, two Processing units 7 and 8 and two auxiliary conveyors 9 and 10, the rule being that the machine has so many jigs 5 has how many smooth surfaces it has on the outer side of the Rotary drum 4 there, shaped by its multi-angled Base area, and which in the preferred embodiment is octagonal are so that they form the shell of the rotary drum 4, the eight has smooth, preferably equally smooth surfaces.
  • the base areas can be any polygon form, preferably with an even number of corners
  • the Machine according to the invention at least one, two or more Has clamping devices 5, at least one or more each Processing units 7 or 8 and at least one each or several auxiliary conveyors 9 and 10 respectively
  • Processing unit 7 is preferably on the housing of the machine attached that they are in the plane of the vertical axis of the Rotary drum 4 is located, but the processing unit 8 in the Plane their transverse axis, but they can both be attached differently will.
  • the auxiliary conveyor 9 is preferably in front of the Processing unit 7 attached, but the auxiliary conveyor 10 before Processing unit 8, viewed in the direction of the Rotary drum 4, which can also be attached differently.
  • the direction of rotation of the rotary drum 4 in the illustrated Preferred embodiment is clockwise.
  • the rotary drum 4 can also turn in the opposite direction, the existing structure of the system close together or as a mirror image successive.
  • the processing unit 7 and the auxiliary conveyor 9 are on a face or base of the Rotating drum 4 attached, the processing unit 8 and Auxiliary conveyor 10 but in the longitudinal displacement on their other Base area, in such an order that the Auxiliary conveyor 9 or 10 in front of the processing unit 7 or 8, which is shown in Fig. 2.
  • the processing units 7 and 8 are assembled from the profile milling machine 18 or 23, the circular saw 19 or 22, cylindrical glue applicator 21 or 24 and the profile stop plate 25 or 26, with the side guide bar in front of the processing unit 7 17 and the guide rail 28 in front of the processing unit 8 are both on the wall of the housing, not shown attached and fixed, which is shown in Fig.4 and Fig.7.
  • the profile stop plate 25 is fixed to the pressure plate 38 of the Clamping cylinder 20, on the side of the profile milling cutter 18 Machining unit 7 attached, and is at right angles to the Base of the rotary drum 4 attached.
  • the Profile stop plate 25 has at least one side edge, profile-toothed in full height.
  • the not shown profile toothed Edge of the stop plate 25 is designed so that the radial tines and not shown grooves are concave or arcuate.
  • the toothed Edges of the stop plates 25, 26 move when the Rotary drum 4 together with the workpiece 11 along the Profile milling machine 18, 23.
  • the profile stop plate 26 executed, which is fixed to the pressure plate 38th of the clamping cylinder 20 on the side of the profile milling cutter 23 Processing unit 8 is attached.
  • the longitudinal axes of the profile milling machines 18 and 23 are each individually Angle ⁇ inclined to the end face of the rotary drum 4, which also for the associated circular saws 19 and 22 with the not shown chip removal and for the associated Glue application devices 21, 24 apply.
  • Fig. 1 and Fig.2 form the system of Feeder conveyor 2 through the sprockets, not shown the not shown electric motor operated endless Conveyor chains 12, the carriers 13 attached thereto, the transverse roller conveyor 14, also operated by the electric motor, not shown, and the side stop 16.
  • the Washer 30 has a greater thickness or height than the washer 29. In another embodiment, can only one or more washers 29 or 30 are attached. The above described is in Fig.3, Fig.5 and Fig.6 shown.
  • the tines 32 and 32.1 and the intermediate grooves 33 and 33.1 are due to the Circular movement of the workpieces 11 or 11.1, clamped in the clamping devices 5, on the rotary drum 4, through the Processing units 7 and 8 on the profile milling cutter 18 and 23, executed radially concave or arcuate.
  • the acceptance conveyor 3, mounted behind the processing system 1, has on the rotary drum 4 catcher 15 to intercept the Workpieces 11 on the free or with the help of ejectors from the Jigs 5 fall.
  • the system according to the invention applied works so that the workpieces 11 on the feed conveyor 2 to Move machining system 1.
  • the workpieces 11 are on the Conveyor 2 in the transverse direction between the transversely attached Carriers 13, which are fixedly attached to the endless conveyor chains 12 are.
  • the transverse roller conveyor 14 reached this moves it across, so that the workpiece 11 with the Leaning against the side stop 16.
  • the workpiece 11 moves up to or into the Jig 5 on the rotary drum 4 of the Machining system 1; the method is from Fig.1 and Fig.2 evident.
  • the clamping jaw 34 grips the workpiece 11 and brings it under the due to the rotation of the rotary drum 4 Auxiliary conveyor 9 on it, or on the washers 29.30 presses, which can be seen from Fig. 3 and Fig.4.
  • the workpiece 11 goes from the rectilinear movement Feed conveyor 2 in the circular or rotational movement in the processing system 1 or its rotary drum 4 about.
  • the washer 30 is slightly higher than the washer 29 is, the workpiece 11 is on the two so that it is under the certain pointed uncle ⁇ to the outer surface of the Rotation drum 4 is inclined, which can be seen from Fig. 5.
  • the workpiece 11 is at an acute angle ⁇ to the outer side of the Rotary drum 4 clamped, but the profile milling machine 18 iat on the Rotary drum 4 attached so that its longitudinal axis and Jacket surface of the rotary drum 4 an obtuse angle, larger than 90 °.
  • the milling cutter 18 is inclined at an acute angle ⁇ , its longitudinal axis preferably having a right angle of 90 ° the longitudinal axis of the workpiece 11 forms what can be seen from Fig. 3 is, this angle also being more or less than 90 ° can.
  • the profile milling cutter 18 has the profile stop plate 25 an important role, because this ensures a smooth cut of the milling cutter 18 on Exit edge of the workpiece 11, with which the tearing and fraying its exit edge is prevented. The latter secures one faultless quality of the connection surface, precise manufacturing and Material savings, because the additives in the Longitudinal surface finishing of the workpiece 11 is minimal or are not necessary at all.
  • the Workpiece 11 continues to move on the circular line Processing unit 8, it being fixed at an angle ⁇ in the Clamping device 5 is clamped, which is shown in FIGS. 6 and 7 is shown.
  • the profile milling cutter 23 is in the processing unit 8 somewhat inclined so that they have the acute angle ⁇ between them Longitudinal axis and the side or end wall of the Rotating drum 4 forms.
  • the longitudinal axis of the milling cutter 23 forms with the longitudinal axis of the workpiece 11 in the area of the washers 29.30 a right angle of 90 °, this angle in one other embodiment also be more or less than 90 ° can.
  • the profile stop plates 25 and 26, attached to the associated Pressure plates 38 are attached in the processing system 1 or arranged that the stop plates 25 on one that Stop plates 26 but on the other side of the rotary drum 4, are attached to the associated base face; in every Transverse row of the clamping devices 5 with clamping cylinders 20 the stop plate 25 on the cylinder 20 of one End jig 5 attached, but the stop plate 26 on Cylinder 20 of the other end jig 5.
  • the tines 32 and grooves 33 in the connecting surface of one, and the prongs 32.1 and grooves 33.1 in the connecting surface of the other workpiece 11 or 11.1, are arcuate in the front view and run parallel or symmetrically, which from Fig. 8 and Fig. 9 can be seen.
  • connection 35 the frontal toothed Contact surfaces of the workpieces 11 and 11.1 so opposite that the arcuate tines 32 and 32.1 and the grooves 33 and 33.1 lying therebetween are congruent.
  • the rotary drum 4 in the processing system 1 is executed in Sense of a lying elongated prism with arbitrarily polygonal, congruent frontal bases and can be any Dimensions.
  • the system according to the invention enables the face machining of the Workpieces 11, 11.1 of any cross-section, from smaller to larger, whereby it is possible with a single adjustment of the Machining system 1 only the workpieces 11, 11.1 the same To edit cross sections.
  • the construction of the machining system 1 enables one circular movement of the rotary drum 4 and thus one circular movement of the workpieces 11, clamped in the Clamping devices 5 on the processing units 7 and 8 over, or through the same, what a precise movement means, and a deviation only occurs in the case of one possible axis wear 37 in the bearing 36.
  • the drivers 13 on the feed conveyor 2 rotate before Transition from the linear movement of the workpiece 11 in the circular motion, depending on the circular movement of the jig 5 on the Rotary drum 4, which clamps the workpiece 11 and in the Moment turns in a circle when the endless conveyor chains 12 Move forward and push the next workpiece 11 closer.
  • the system according to the invention is preferably suitable for Face machining of the wedge connection surfaces respectively Tine connection surfaces of wooden workpieces 11, the Use of other suitable materials is not excluded.
  • the movement speed of the feed conveyor 2, the Processing system 1 and the take-off conveyor 3 are on top of each other synchronized.

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  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Forests & Forestry (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Dovetailed Work, And Nailing Machines And Stapling Machines For Wood (AREA)
  • Milling Processes (AREA)
  • Milling, Drilling, And Turning Of Wood (AREA)
EP97108828A 1997-02-24 1997-06-02 Dispositif de fabrication de joint à clavette en bout respectivement joint à dents en bout pour assemblage longitudinal et joint obtenu par ce dispositif Withdrawn EP0870584A3 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SK9700042 1997-02-24
SI9700042A SI9700042A (en) 1997-02-24 1997-02-24 Device for producing frontal wedge or gear joints for longitudinal joining of workpieces and joints produced with it

Publications (2)

Publication Number Publication Date
EP0870584A2 true EP0870584A2 (fr) 1998-10-14
EP0870584A3 EP0870584A3 (fr) 2000-12-20

Family

ID=20432007

Family Applications (1)

Application Number Title Priority Date Filing Date
EP97108828A Withdrawn EP0870584A3 (fr) 1997-02-24 1997-06-02 Dispositif de fabrication de joint à clavette en bout respectivement joint à dents en bout pour assemblage longitudinal et joint obtenu par ce dispositif

Country Status (2)

Country Link
EP (1) EP0870584A3 (fr)
SI (1) SI9700042A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1336459A2 (fr) * 2002-02-19 2003-08-20 Pavel Dipl.-Ing. Ledinek Dispositif pour l'usinage de profils sur les deux extrémités d'un produit long en bois
CN102729299A (zh) * 2011-04-15 2012-10-17 株式会社名南制作所 对板材端部的槽形成方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3443610A (en) * 1965-07-07 1969-05-13 Mo Och Domsjoe Ab Sawing apparatus
US3685378A (en) * 1970-09-28 1972-08-22 Karl Ehm Apparatus for the cutting of elongated members

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3443610A (en) * 1965-07-07 1969-05-13 Mo Och Domsjoe Ab Sawing apparatus
US3685378A (en) * 1970-09-28 1972-08-22 Karl Ehm Apparatus for the cutting of elongated members

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1336459A2 (fr) * 2002-02-19 2003-08-20 Pavel Dipl.-Ing. Ledinek Dispositif pour l'usinage de profils sur les deux extrémités d'un produit long en bois
EP1336459A3 (fr) * 2002-02-19 2003-10-01 Pavel Dipl.-Ing. Ledinek Dispositif pour l'usinage de profils sur les deux extrémités d'un produit long en bois
US6725891B2 (en) 2002-02-19 2004-04-27 Pavel Ledinek Machine for profile working of front surfaces on oblong wood workpieces
CN102729299A (zh) * 2011-04-15 2012-10-17 株式会社名南制作所 对板材端部的槽形成方法
CN102729299B (zh) * 2011-04-15 2014-12-03 株式会社名南制作所 对板材端部的槽形成方法

Also Published As

Publication number Publication date
EP0870584A3 (fr) 2000-12-20
SI9700042A (en) 1997-06-30

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