EP1935595A1 - Dispositif et procédé pour déchiqueter des troncs d'arbre - Google Patents

Dispositif et procédé pour déchiqueter des troncs d'arbre Download PDF

Info

Publication number: EP1935595A1
Authority: EP; European Patent Office
Prior art keywords: drive; drying; wood material; comminuting; discharge device
Prior art date: 2006-12-22
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.): Granted

Application number

EP07024928A

Other languages

German (de)

English (en)

Other versions

EP1935595B1 (fr

Inventor

Werner Steininger

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.)

2006-12-22

Filing date

2007-12-21

Publication date

2008-06-25

2007-12-21 Application filed by Individual filed Critical Individual

2008-06-25 Publication of EP1935595A1 publication Critical patent/EP1935595A1/fr

2010-11-24 Application granted granted Critical

2010-11-24 Publication of EP1935595B1 publication Critical patent/EP1935595B1/fr

Status Not-in-force legal-status Critical Current

2027-12-21 Anticipated expiration legal-status Critical

Images

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27L—REMOVING BARK OR VESTIGES OF BRANCHES; SPLITTING WOOD; MANUFACTURE OF VENEER, WOODEN STICKS, WOOD SHAVINGS, WOOD FIBRES OR WOOD POWDER
- B27L11/00—Manufacture of wood shavings, chips, powder, or the like; Tools therefor
- B27L11/002—Transporting devices for wood or chips
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27L—REMOVING BARK OR VESTIGES OF BRANCHES; SPLITTING WOOD; MANUFACTURE OF VENEER, WOODEN STICKS, WOOD SHAVINGS, WOOD FIBRES OR WOOD POWDER
- B27L11/00—Manufacture of wood shavings, chips, powder, or the like; Tools therefor
- B27L11/005—Tools therefor
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27L—REMOVING BARK OR VESTIGES OF BRANCHES; SPLITTING WOOD; MANUFACTURE OF VENEER, WOODEN STICKS, WOOD SHAVINGS, WOOD FIBRES OR WOOD POWDER
- B27L11/00—Manufacture of wood shavings, chips, powder, or the like; Tools therefor
- B27L11/02—Manufacture of wood shavings, chips, powder, or the like; Tools therefor of wood shavings or the like

Definitions

the invention relates to a device and a method for the comminution of logs according to the preamble of claims 1 and 9.
a device for shredding smaller wood material, in particular branches, with a rotary driven shredder for shredding the wood material, a conveyor for transporting the shredded wood material to the crusher, and a rotary driven discharge device for discharging the shredded wood material, and a drive means for driving the crushing device, the conveyor, and the discharge device are known as stationary, non-mobile wood crushing machines.
the individual machine units are designed independently of each other and optimized for stationary operation.
the previously known wood shredders are neither designed nor suitable for the intended purpose.
the invention has for its object to further develop a device and a method for crushing logs in such a way that a much more compact training or application is made possible, in particular for mobile Anwedung or transport on a suitable towing vehicle or trailer allows.
a compact and above all energy-efficient way for the drying of the crushed wood material to be specified.
the inventive device for comminuting logs has a comminution device for comminuting the logs, a discharge device for discharging the comminuted wood material, and a drive device with a plurality of drive units for driving the comminution device and / or the discharge device, and is characterized in that a drying device associated with the discharge device is provided, wherein the heat energy delivered or generated by the drive device during operation can be fed to the drying device for drying the comminuted wood material.
the drive device has a cooling medium circuit for cooling the drive units, wherein the drying device has a heat exchanger provided in the cooling medium circuit.
the cooling medium is for example water.
the drying device or the heat exchanger is designed in the form of a trough, wherein at least part of the discharge device is at least temporarily included in the trough during operation or runs in the trough.
the discharge device has a screw conveyor.
the screw conveyor may preferably have two counter-rotationally driven worm shafts, wherein at least a part of the two worm shafts is arranged within the drying device formed in the form of a trough.
the discharge device has a belt conveyor device with a conveyor belt, wherein at least a part of the conveyor belt is arranged or extends within the drying device designed in the form of a trough.
a conveying device for transporting the wood material to be comminuted to the shredding device may be provided, for example in the form of a belt conveyor device.
the discharge device is associated with a spraying device for spraying the wood material with a liquid or fluid active ingredient.
the spraying device has a plurality of spray heads distributed over the length of the discharge device, wherein the spray heads act on the conveyed wood material.
the liquid or fluid active ingredient is tempered, wherein the heat energy required for tempering is at least partially recovered and / or branched off from the heat energy released or generated by the drive device during operation.
the active ingredient preferably has an agent for reducing or preventing mold growth of the wood material.
the comminution device, the drive device, optionally the conveying device, the discharge device and the drying device are arranged on a towing or towing vehicle.
the inventive method for comminuting logs, by means of a shredding device and by means of a discharge device for discharging the crushed wood material, and by means of a drive device with a plurality of drive units for driving the shredder and / or the discharge device is characterized in that one of the discharge device associated drying device is provided, wherein the output of the drive means during operation or generated thermal energy of the drying device for the drying of the crushed wood material is supplied.
the device or the method for comminuting wood according to the invention is characterized in that the cutting device is arranged or formed electrically isolated from the feeder, and provided on the drive control of the cutting device detector circuit, which is one of detects and / or influences an electrical or magnetic signal caused and / or influenced by an electrically conductive or magnetic foreign object, and in response controls the drive control of the cutting device in the sense of an automatic stopping, stopping or retracting of the comminution device.
the invention it is possible to prevent the ingress of undesirable foreign bodies in the cutting device of the wood crusher and thereby to avoid damage to the knife edges.
an electrical voltage is applied between the cutting device and the feed device, and an electrical current flow through the detector circuit is detected by a foreign body penetrating between the cutting device and the feed device.
an electromagnetic resonator for generating an electromagnetic field is provided, and the detector circuit detects a disturbance of the electromagnetic field by an electrically conductive or magnetic foreign body.
an electromagnetic transmitter which applies an electromagnetic oscillation to the electrically conductive or magnetic foreign body, and the detector circuit detects an electromagnetic field signal induced by the electromagnetically excited foreign body.
the inventive device or the method for comminuting wood is further characterized by the fact that the knife edges are arranged obliquely with respect to the axis of rotation of the knife rotor at a predetermined angle. Due to the oblique arrangement of the cutting tools relative to the direction of the rotor axis, a cut is possible obliquely to the fiber of the wood, whereby a much reduced effort in the crushing of the wood can be guaranteed.
the knife edges in the axial direction of the rotor are arranged alternately or alternately such that the angular position of immediately adjacent knife edges is different.
the knife edges are arranged alternately or alternately in the circumferential direction of the rotor.
the rotor a plurality of rotor disks with different Having rotor diameters, wherein the rotor disks are arranged side by side such that a rotor disk with a larger rotor diameter follows a rotor disk with a smaller rotor diameter.
the device 1 for shredding logs 8 comprises a commutating device 9 for comminuting the wood material 8, which is rotationally driven about a plane (perpendicular to the plane of the drawing) and has a conveyor belt 16 and a conveyor roller 2 for transporting the material crushing wood material 8 to the crusher 9, a about a (arranged in the plane of rotation) 3A rotationally driven discharge device 3 for discharging the crushed wood material 8A, and an electromotive drive means 6 for driving the crusher 9, optionally the conveyor 2, 16, and the discharge device 3.
the rotational drive shaft 9A of the crushing device 9 and the rotational drive axis 3A of the discharge device 3 are arranged approximately transversely to each other.
a conveyor 16 is provided for the transport of the wood trunk to be shredded 8 to the shredding device, in the form of a belt conveyor 16, via which the log 8 of the shredder 9 is supplied.
a drying device 10 assigned to the discharge device 3 is provided, wherein the heat energy emitted or generated by the drive device 6 during operation can be fed to the drying device 10 for drying the comminuted wood material 8A.
the drive device 6 has a cooling water circuit 11 with a cooling water inlet 10 A and a cooling water outlet 10 B for cooling the drive units, wherein the drying device 10 has a provided in the cooling water circuit 11 heat exchanger 10 C.
the drying device 10 or the heat exchanger is in the form of a side to one side (in the figures, the upper side) open trough, wherein the discharge device 3 is received in the tub or runs in the tub.
the discharge device 3 to a screw conveyor namely, the screw conveyor has two opposite rotationally driven worm shafts 3.1 and 3.2, wherein the two screw shafts 3.1 and 3.2 are arranged or stored within the formed in the form of a tub drying device 10.
the discharge device 3 has a belt conveyor device with a conveyor belt 12, wherein at least part of the conveyor belt 12 is again arranged or extends within the drying device 10 which is in the form of a trough.
the discharge device 3 is connected to a flow-driven ejection means 5 such as in particular a blower 4, with which the crushed wood material 8 is preferably thrown onto a (not shown) loading area of a towing vehicle or vehicle trailer.
a flow-driven ejection means 5 such as in particular a blower 4, with which the crushed wood material 8 is preferably thrown onto a (not shown) loading area of a towing vehicle or vehicle trailer.
the ejection means 5 may also be formed in the form of an ejection belt 7, as shown in FIG FIG. 1 is shown in dashed lines.
the rotational drive axis 4A of the flow-driven conveyor 4 is approximately transverse to the rotational drive axis 9A of the crusher 9, which in turn is arranged approximately transversely to the axis of rotation 3A of the screw shafts.
the discharge device 3 is a spraying device 13 for spraying the wood material 8 with a liquid or fluid Assigned active ingredient 14, which spray 13 has a plurality of distributed over the length of the discharge device 3 and / or the conveyor arranged spray heads 15, wherein the spray heads 15 act on the subsidized wood material 8.
the liquid or fluid agent 14 may be tempered, wherein the heat energy required for the temperature control is at least partially recovered and / or branched off from the heat energy emitted or generated by the drive device 6 during operation.
the active ingredient 14 has a means for reducing or preventing the mold growth of the wood material 8.
the crushing device 1, the conveyor 16, the rotationally driven discharge device 3, the ejector 4, 5, and the drive units of the drive device 6 are all arranged on a (not shown) train or trailer vehicle, wherein the rotational drive axis 3A of the discharge approximately in the direction of travel Traction or trailer vehicle is arranged, while the rotational drive axis 9A of the crushing device is arranged approximately transversely to the direction of travel of the towing vehicle or trailer.
the shredding device 9 for crushing logs or long wood 8 has a plurality of carbide blades 30 which are arranged or formed on the circumference of a rotary-driven knife rotor 70.
the knife edges 80 of the hard metal blades 30 are arranged at an angle relative to the axis of rotation 90 of the knife rotor 70 at a predetermined angle.
the knife edges 80 of the rotor 70 are associated with counter-cutting edges 120 of a counter-blade 20, and indeed the angular position of the relevant counter-blade 120 is adapted to that of the corresponding blade edge 80.
the rotor body of the rotor 70 is composed of a plurality of rotor disks 130, in particular two different disk diameters, the rotor disks 130 being arranged side by side in such a way that a rotor disk 13A with a larger rotor diameter follows a rotor disk 13B with a smaller rotor diameter.
the hard metal blades 30 are suitably fixed, e.g. by screwing, clamping, riveting, soldering or other known manner of connection.
the knife edges 80 of the hard metal blade 30 in the axial direction 100 of the rotor in series alternately or alternately arranged such that the angular position of immediately adjacent knife edges 8 A and 8 B is different.
the knife edges 8 C and 8 D of the hard metal blades 30 in the circumferential direction 110 of the rotor 70 are arranged alternately or alternately offset distributed over the circumference.
the respective counter-blade 120 is also obliquely formed to ensure an exact cut (see. Fig. 12 ).
FIGS. 13 and 14 is shown a further preferred embodiment of the device according to the invention.
the crushing device 9 is by means of a in the FIGS. 13 and 14 only schematically indicated electrical insulation 40 relative to the feeder 2 electrically arranged isolated or formed.
the shredding device 9 is electrically / magnetically isolated from the other components of the wood shredder according to the invention by a provided between the storage 30 of the shredder 9 and a chassis 50 insulation mat or insulation film.
an electrical voltage U is applied between the shredder 9 and the feeder 2. If a metallic foreign body 17 is now drawn in and touches the comminution unit 9 and another component of the wood comminution machine, the circuit is closed and an electrical signal can be detected by the detector circuit 110. In response to this signal, the intake by the conveyor 2 and / or the comminution unit 1 is immediately stopped or retracted, and thus prevents damage to the machine 9. Thus, an electrical current flow through the detector circuit 110 is detected and evaluated by a foreign body 17 penetrating between the cutting device 9 and the feed device 2.

Landscapes

Engineering & Computer Science (AREA)
Life Sciences & Earth Sciences (AREA)
Manufacturing & Machinery (AREA)
Mechanical Engineering (AREA)
Wood Science & Technology (AREA)
Forests & Forestry (AREA)
Crushing And Pulverization Processes (AREA)
Disintegrating Or Milling (AREA)
Debarking, Splitting, And Disintegration Of Timber (AREA)

EP07024928A 2006-12-22 2007-12-21 Dispositif et procédé pour déchiqueter des troncs d'arbre Not-in-force EP1935595B1 (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE102006062188A DE102006062188A1 (de)	2006-12-22	2006-12-22	Vorrichtung und Verfahren zur Zerkleinerung von Holzmaterial

Publications (2)

Publication Number	Publication Date
EP1935595A1 true EP1935595A1 (fr)	2008-06-25
EP1935595B1 EP1935595B1 (fr)	2010-11-24

Family

ID=39146872

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP07024928A Not-in-force EP1935595B1 (fr)	2006-12-22	2007-12-21	Dispositif et procédé pour déchiqueter des troncs d'arbre

Country Status (3)

Country	Link
EP (1)	EP1935595B1 (fr)
AT (1)	ATE489210T1 (fr)
DE (2)	DE102006062188A1 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP2058095A3 (fr) *	2007-11-09	2013-09-04	KOMPTECH GmbH	Machine à déchiqueter
EP2452791A3 (fr) *	2010-11-10	2013-11-27	LINDNER Wood Shredders GmbH	Dispositif de sortie pour une déchiqueteuse
EP3381270A1 (fr) *	2017-03-27	2018-10-03	Helmut Längle OG	Broyeur
US20240009679A1 (en) *	2022-05-17	2024-01-11	Kurt M. Schie	Wood chipper in-feed system with water spray nozzle

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE102018122716B3 (de)	2018-09-17	2019-12-19	Technische Universität Dresden	Förderer für Hackschnitzel und andere Schüttgüter

Citations (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5028299A (en)	1987-06-23	1991-07-02	Gilbert Guidat	Installation for the continuous-flow production of stabilized chips or particles derived from wood waste
DE4126910C1 (fr)	1991-08-14	1992-09-24	Georg Weiss Gmbh, 8201 Schechen, De
US5667152A (en)	1995-05-30	1997-09-16	Mooring; Jonathan E.	Safety system for a wood chipper
WO2005092509A1 (fr)	2004-03-29	2005-10-06	Rodney Warwick Sharp	Ameliorations apportees et associees a un dispositif de broyage de bois
DE202005010025U1 (de)	2005-06-25	2005-10-13	Franke, Hubert	Holzhäcksler und Trockner von Holzschnitzeln

2006
- 2006-12-22 DE DE102006062188A patent/DE102006062188A1/de not_active Withdrawn
2007
- 2007-12-21 EP EP07024928A patent/EP1935595B1/fr not_active Not-in-force
- 2007-12-21 AT AT07024928T patent/ATE489210T1/de active
- 2007-12-21 DE DE502007005747T patent/DE502007005747D1/de active Active

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5028299A (en)	1987-06-23	1991-07-02	Gilbert Guidat	Installation for the continuous-flow production of stabilized chips or particles derived from wood waste
DE4126910C1 (fr)	1991-08-14	1992-09-24	Georg Weiss Gmbh, 8201 Schechen, De
US5667152A (en)	1995-05-30	1997-09-16	Mooring; Jonathan E.	Safety system for a wood chipper
WO2005092509A1 (fr)	2004-03-29	2005-10-06	Rodney Warwick Sharp	Ameliorations apportees et associees a un dispositif de broyage de bois
DE202005010025U1 (de)	2005-06-25	2005-10-13	Franke, Hubert	Holzhäcksler und Trockner von Holzschnitzeln

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP2058095A3 (fr) *	2007-11-09	2013-09-04	KOMPTECH GmbH	Machine à déchiqueter
EP2452791A3 (fr) *	2010-11-10	2013-11-27	LINDNER Wood Shredders GmbH	Dispositif de sortie pour une déchiqueteuse
EP3381270A1 (fr) *	2017-03-27	2018-10-03	Helmut Längle OG	Broyeur
US20240009679A1 (en) *	2022-05-17	2024-01-11	Kurt M. Schie	Wood chipper in-feed system with water spray nozzle
US12201991B2 (en) *	2022-05-17	2025-01-21	Woodmaxx Power Equipment Ny Llc	Wood chipper in-feed system with water spray nozzle

Also Published As

Publication number	Publication date
EP1935595B1 (fr)	2010-11-24
DE102006062188A1 (de)	2008-06-26
DE502007005747D1 (de)	2011-01-05
ATE489210T1 (de)	2010-12-15

Publication	Publication Date	Title
DE2034579C3 (de)	1981-06-11	In einem Schneidfeldhäcksler angeordnete Vorrichtung zum Schleifen der Messer
DE19612024C2 (de)	1998-02-19	Zerkleinerungsgerät
EP1935595B1 (fr)	2010-11-24	Dispositif et procédé pour déchiqueter des troncs d'arbre
DE202010006714U1 (de)	2010-08-05	Feldhäcksler
EP1849348B1 (fr)	2008-11-26	Dispositif de broyage secondaire doté de lames de coupes secondaires amovibles
DE2256267A1 (de)	1973-05-30	Mit scherwirkung arbeitender zerkleinerer
DE60105981T2 (de)	2006-03-09	Vorrichtung zum zerschneiden von pflanzengut
EP1935596B1 (fr)	2010-09-29	Dispositif pour déchiqueter des troncs d'arbre
EP0101844B1 (fr)	1986-05-28	Dispositif de hachage pour machine à hacher
DE60309674T2 (de)	2007-09-13	Schneideeinrichtung zum zerkleinern von abfallmaterial
DE2309257A1 (de)	1973-09-06	Granuliervorrichtung mit schneckenfoerderer
DE6931693U (de)	1969-12-04	Feldhaecksler
EP1080630B1 (fr)	2004-05-12	Procédé pour ajuster le jeu entre couteaux dans broyeurs
EP2564930B1 (fr)	2013-12-18	Hache
EP2058096A2 (fr)	2009-05-13	Machine à déchiqueter
DE202009001577U1 (de)	2009-06-04	Vorrichtung zum Zerkleinern von Pflanzenteilen
DE4332430C2 (de)	1995-10-12	Mähmaschine, insbesondere Rasenmäher
DD220803A1 (de)	1985-04-10	Nachzerkleinerungseinrichtung fuer haeckselgut
EP2548648B1 (fr)	2014-10-08	Broyeur pour le broyage de matière
DE202017000378U1 (de)	2018-04-25	Messertrommel zum Zerkleinern von Holz
EP1930140A1 (fr)	2008-06-11	Broyeur de bois doté de lames rotatives et procédé de broyage de bois
EP0175313B1 (fr)	1989-04-26	Dispositif pour le broyage de déchets
WO2002076617A1 (fr)	2002-10-03	Dispositif pour broyer des produits en matiere plastique de faible epaisseur
AT408968B (de)	2002-04-25	Vorrichtung zur verkleinerung der überdimensionierten fraktion von spänen
EP1782680B1 (fr)	2008-12-31	Dispositif pour le broyage de produits végétaux dans la forme de masse verte ou de jeunes buissons

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