[go: up one dir, main page]

WO2014067718A1 - Corps de rotor destiné à un dispositif de broyage, en particulier à un broyeur à tambour utilisé pour broyer du bois ou des produits similaires - Google Patents

Corps de rotor destiné à un dispositif de broyage, en particulier à un broyeur à tambour utilisé pour broyer du bois ou des produits similaires Download PDF

Info

Publication number
WO2014067718A1
WO2014067718A1 PCT/EP2013/069976 EP2013069976W WO2014067718A1 WO 2014067718 A1 WO2014067718 A1 WO 2014067718A1 EP 2013069976 W EP2013069976 W EP 2013069976W WO 2014067718 A1 WO2014067718 A1 WO 2014067718A1
Authority
WO
WIPO (PCT)
Prior art keywords
rotor
rotor body
chambers
drum
body according
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.)
Ceased
Application number
PCT/EP2013/069976
Other languages
German (de)
English (en)
Inventor
Klaus Wollny
Sven Zimmer
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.)
Siempelkamp Maschinen und Anlagenbau GmbH and Co KG
Original Assignee
Siempelkamp Maschinen und Anlagenbau GmbH and Co KG
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 Siempelkamp Maschinen und Anlagenbau GmbH and Co KG filed Critical Siempelkamp Maschinen und Anlagenbau GmbH and Co KG
Publication of WO2014067718A1 publication Critical patent/WO2014067718A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
    • B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
    • B02C18/14—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives within horizontal containers
    • B02C18/144—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives within horizontal containers with axially elongated knives
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
    • B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
    • B02C18/16—Details
    • B02C18/18—Knives; Mountings thereof
    • B02C18/186—Axially elongated knives
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22C—FOUNDRY MOULDING
    • B22C9/00—Moulds or cores; Moulding processes
    • B22C9/02—Sand moulds or like moulds for shaped castings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22C—FOUNDRY MOULDING
    • B22C9/00—Moulds or cores; Moulding processes
    • B22C9/22—Moulds for peculiarly-shaped castings
    • B22C9/24—Moulds for peculiarly-shaped castings for hollow articles
    • 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

Definitions

  • the invention relates to a rotor body for a crushing device, in particular for a drum chipper for the comminution of wood or the like, wherein on the rotor body distributed over the circumference a plurality of (hacking) knife to form a substantially cylindrical rotor drum can be fastened.
  • Drum chippers are used in particular for the comminution of wood, z. B. long wood.
  • the material to be shredded, z. B. the long wood is supplied via a feed of a rotating rotor drum, and that is usually along the longitudinal direction of the long timbers.
  • the chopping knives distributed over the circumference are as a rule assigned to so-called "chip pockets", which are open on the outside and are likewise distributed over the circumference of the rotor drum. They are upstream of the respective knives in the direction of rotation.
  • the rotor drum of such a drum chopper has as a basic body a rotor body on which in particular the knives are fastened.
  • a chopping blade is determined by a respective clamping plate, which in cross-section have a wood chip length determining curved surface.
  • DE 1 950 371 discloses a rotor body or a rotor drum of the type described in the opening paragraph.
  • Chopping knives are arranged on the base body or the cutterhead, each knife being fastened by means of tension and / or pressure fastening means such as screws in one of the Guiding displaceable prism piece is held, on which a stop formed in its longitudinal direction adjustable holding means is applied.
  • This holding iron are provided, which may be made of cast iron.
  • the rotor blade drum can be made of cast steel.
  • the known rotor body or rotor drums for drum chipper have basically proven in practice, but they are capable of further development. This is especially true for the production, because the production of the known rotor body is relatively expensive.
  • the hollow body segments are made either as individual components or as closed segment longitudinal body in the casting or spraying of light metal or plastic.
  • the invention has for its object to provide a rotor body for a crushing device, in particular for a drum chipper, which can be produced easily and inexpensively with high stability.
  • the invention teaches in a generic rotor body for a crushing device of the type described input, that the rotor body is made as a one-piece cast iron castings with nodular graphite, in which a plurality of parallel to the rotor axis extending eccentrically arranged rotor chambers are formed, each passing through extend the entire rotor length and are open at the ends.
  • These rotor chambers preferably have an identical cross section over the entire length.
  • the invention is based on the recognition that a very stable rotor body can be produced in a simple manner in the form of a one-piece cast body made of cast metal.
  • the rotor chambers arranged parallel to the rotor axis reduce or limit the total weight of the rotor body.
  • the rotor body can therefore be produced integrally by casting in a casting mold, in particular, because the casting mold is preferably arranged during casting in a vertical orientation with a vertically oriented rotor axis and consequently also with vertically oriented rotor chambers.
  • the casting is preferably carried out in lost form, for. B. in (hand-shaped) sand mold.
  • the cast body can be demolded easily, since in the region of the chambers can be dispensed with elaborate casting cores, even if
  • the chambers themselves have a complicated, asymmetrical cross-section.
  • a central shaft recess is formed in the rotor body, which extends continuously over the entire rotor width and into which a rotor shaft can be inserted.
  • This shaft recess can likewise have an identical cross section over the length, so that then optionally the entire cast body has an identical cross section over its length.
  • the central shaft recess has a varying over the rotor length cross section and z. B. in the region of the shaft center region has a larger cross section than in the areas of the shaft ends. Since the shaft recess generally has a round cross-section, it is possible to use simple casting cores in spite of the cross-sectional variation, so that simple demoulding is nevertheless possible. In this case, by the variation of the cross section or the diameter of the shaft recess over the rotor length, a material saving and a further reduction of the total weight of the rotor body is achieved.
  • the base body has a total over the entire rotor length identical cross section, so that the
  • the eccentric rotor chambers In the area of the rotor shaft, however, such a diameter variation can be accepted during casting.
  • the rotor chambers preferably have a cross section which deviates from the circular shape and is optionally formed completely without symmetry. Because the design of the cross section of the rotor chambers is done by optimizing weight savings on the one hand and stability on the other hand and taking into account the webs to be provided. It also plays a role that the outer circumference of the integrally cast rotor body has a complicated and deviating from the circular shape, since on the rotor body finally still further elements are attached.
  • the rotor chambers are preferably separated from one another by axially parallel separating webs, which are oriented at least in regions substantially radially.
  • the central shaft recess can also from the adjacent rotor chambers by webs, z. B. by a circumferential annular web
  • the rotor chambers may be bounded on the outer peripheral side of outer webs, which preferably form with their outer surfaces attachment surfaces on which z. As clamping plates for the knife attachment or the like are attached.
  • the rotor ultimately consists of a hub, which is formed by the annular web and an outer ring, which is formed by the outer webs, as well as a plurality of connecting webs between the hub and the outer ring, wherein the connecting webs are formed by the separating webs.
  • the hub is fastened with suitable clamping sets on the inserted shaft.
  • the partitions or connecting webs can according to a preferred development have a Y-shaped cross-section and thus form the outside open receiving pocket.
  • This embodiment with different chambers and different webs can be realized particularly advantageous overall so that overall a rotor body with over the length identical cross section is formed, which is easy to produce by way of casting.
  • the invention also includes embodiments in which the entire rotor body does not have an identical cross section over the entire length.
  • a cross-sectional variation can be accepted.
  • the fact that the rotor body is made in one piece by casting does not exclude that it is subsequently subjected to finishing.
  • mounting recesses, bores or the like can be introduced for the attachment of further elements.
  • the rotor body is made of (ductile) ductile iron (spherulitic cast iron). All in all, this makes it possible to produce a high-strength rotor body which, despite the simple production, is characterized by limited weight and high stability.
  • ductile iron is used in accordance with European standard EN 1563. Particular preference is given to using spheroidal graphite cast iron with (predominantly) ferritic structure. It is, for example, within the scope of the invention, to use cast iron with nodular graphite according to European standard EN 1563 of the material type EN-GJS-400, eg EN-GJS-400-18-LT.
  • the cast iron according to the invention has a sufficient strength and toughness and in particular at low temperatures still a sufficiently high impact strength. This is important because drum chippers are used in different climates.
  • the material according to the invention withstands even occurring at low temperatures (eg minus 35 ° C), striking stresses.
  • the rotor body has at least four, preferably at least six rotor chambers. According to a preferred embodiment, eight rotor chambers or more rotor chambers are provided.
  • the shape of the chambers which particularly preferably have a cross-section deviating from the circular shape and particularly preferably completely asymmetrical.
  • the cross section of the rotor chambers can consequently be formed asymmetrically, ie without point symmetry and / or without axis symmetry. Because according to the invention, an optimal adjustment
  • the invention also relates to a rotor drum for the comminution of wood or the like material, with a rotor body of the type described and with a plurality of knives attached to the rotor body.
  • receiving pockets of the rotor body are preferably inserts, z. B. centrifugal wedge inserts used to form the chip pockets.
  • the centrifugal wedge inserts are preferably subjected to spring elements, for. B. with spring pots, which preferably in openings of the casting, z. B.
  • outer peripheral side exchangeable clamping plates are attached on the rotor body. These can be fastened to fastening surfaces, which are preferably formed by the outer surfaces of the outer webs of the cast body.
  • These clamping plates also form wear plates. They are preferably made of sheet steel and form part of the rotor circumference or drum circumference, in particular in the area of the blades, so that an exchange of wear elements is possible there. This is particularly advantageous in combination with the fact that the rotor body is formed as a cast body.
  • the open end rotor chambers of the cast body can in the rotor drum according to the invention end d. H. be closed at the front with separately produced lids. This prevents material from entering the lateral openings of the rotor chambers.
  • These covers can z. B. made of sheet steel.
  • the invention furthermore relates to a method for producing a rotor body of the type described. This method is characterized in that
  • the rotor body is manufactured in one piece by casting in a casting mold, wherein the casting mold is arranged in a vertical orientation with vertically oriented rotor axis during casting.
  • the rotor body is preferably cast in lost form, for. In a sand mold.
  • the invention is based on the recognition that the rotor body according to the invention can be cast particularly easily when "standing in an orientation" is used.
  • the casting mold is thus oriented so that the rotor axis of the resulting during casting rotor body is oriented vertically.
  • the rotor length thus corresponds during casting to the height of the "standing" cast body.
  • the production takes place in a particularly simple manner when the rotor chambers or optionally also the entire cast body - as already described - on the rotor length, d. H. over the casting height, having an identical cross-section, as can then be worked without elaborate cores or only in the shaft with core, so that the cast body can be easily removed from the mold.
  • FIG. 1 shows a rotor drum according to the invention in an end view
  • FIG. 2 shows a rotor body of the rotor drum according to FIG. 1 in a perspective view
  • FIG. 3 shows the object according to FIG. 2 in an end view
  • FIG. 4 shows the article according to FIG. 2 in a modified embodiment
  • Fig. 5 shows another embodiment of the invention.
  • a Rotortronnnnel is shown for a drum chipper, especially for the comminution of wood.
  • This Rotortronnnnel 1 is basically part of a drum chipper whose structure is known and which is not shown in the figures.
  • the wood, z. B. fed in the longitudinal direction of the rotating rotor drum 1 in the form of long wood.
  • the rotor drum 1 rotates about the rotor axis 2.
  • the rotor drum in the region of the blades 3 each has chip pockets 4, which further transport the chips in the course of the rotation.
  • FIGS. 2 and 3 An essential component of the rotor drum 1 is the rotor body 5 shown in FIGS. 2 and 3.
  • the blades 3 are fastened to this rotor body 5 to form the rotor drum 1.
  • this rotor body 5 is manufactured as a one-piece cast body made of cast metal.
  • a plurality of parallel to the rotor axis 2 extending, eccentrically arranged rotor chambers 6 are formed, each extending continuously over the entire rotor length L and the ends are open.
  • Rotor length L here means the length along the rotor axis or parallel to the rotor axis.
  • a central shaft recess 7 is formed in the rotor body 5, which also extends continuously over the entire rotor length and in which a rotor shaft, not shown, can be used. Furthermore, it can be seen that in the rotor body 5 distributed over the circumference, outside open receiving pockets 8 are formed. These receiving pockets 8 can basically
  • chip pockets 4 form.
  • these chip pockets 4 formed by inserts 9, which are used separately in the receiving pockets 8.
  • inserts 9 which are used separately in the receiving pockets 8.
  • centrifugal wedge inserts 9 which will be discussed below.
  • the rotor chambers 6 are separated from each other by axially parallel dividers 10, which are at least partially oriented substantially radially.
  • the central shaft recess 7 is separated from the adjacent rotor chambers 6 by an annular web 1 1.
  • the rotor chambers 6 are bounded on the outer peripheral side by outer webs 12.
  • the rotor ultimately consists of a hub, which is formed by the annular web 1 1, an outer ring, which is formed by the outer webs and a plurality of connecting webs between the hub and outer ring, wherein the connecting webs are formed by the separating webs 10 ,
  • the hub is fixed by means of (conical) clamping sets on the inserted, not shown shaft.
  • FIGS. 2 and 3 A comparative examination of FIGS. 2 and 3 shows that in this embodiment the rotor body according to the invention has an identical cross-section over the entire rotor length. This has the advantage that the rotor body can be produced in a particularly simple manner by way of casting.
  • the (radial) dividers 10 are formed in cross-section Y-shaped. They are composed of a base web 10a and the two Y-webs 10b together.
  • the outer surface of the outer webs 12 forms a mounting surface for clamping plates 13, the u. a. the attachment of the knife 3 serve.
  • 12 holes 14 are introduced into the outer webs, with which the clamping plate 13 is attached. This gives in a comparative consideration of Figures 1 and 2.
  • the rotor body 5 is made in one piece of cast iron or cast steel, z. B. of ductile cast iron with nodular graphite.
  • the rotor chambers 6 are closed at the end by the cover 18 after assembly. This is indicated in Fig. 1.
  • the rotor body 5 is produced by casting in a casting mold, wherein the casting mold is arranged during casting in a vertical orientation with a vertically oriented rotor axis.
  • FIGS. 2 and 3 on the one hand and FIG. 4 on the other hand show a first embodiment of the invention, in which the integrally manufactured rotor body has an identical cross section over its length.
  • Fig. 5 shows in simplified form a preferred second embodiment of the invention.
  • the eccentric rotor chambers 6 have an identical cross-section over the rotor length L.
  • the shaft extension 7 has a non-identical and consequently varying cross-section over the rotor length.
  • the wave extension 7 has a round diameter throughout, but varies over the rotor length.
  • a larger diameter is provided in the rotor body center (relative to the rotor length L) than in the end regions.
  • a weight and material savings can be achieved.
  • the cross section is round and thus simple in spite of the variation, a simple production by casting with a suitable casting core in the area of the shaft recess nevertheless succeeds.
  • the wave extension 7 at the front ends in each case has a diameter widening. This can be seen that

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Food Science & Technology (AREA)
  • Manufacturing & Machinery (AREA)
  • Wood Science & Technology (AREA)
  • Forests & Forestry (AREA)
  • Crushing And Pulverization Processes (AREA)

Abstract

L'invention concerne un corps de rotor (5) destiné à un dispositif de broyage, en particulier à un broyeur à tambour utilisé pour broyer du bois ou des produits similaires, plusieurs couteaux (3) répartis sur toute la circonférence pouvant être fixés sur le corps de rotor (5) et formant ainsi un tambour de rotor (1) sensiblement cylindrique. Selon l'invention, le corps de rotor (5) est réalisé sous la forme d'un corps coulé d'un seul tenant constitué de fonte à graphite sphéroïdale dans lequel sont formées plusieurs chambres de rotor (6) parallèles à l'axe de rotor (2) et agencées excentriquement, qui s'étendent chacune en continu sur la totalité de la longueur (L) du rotor et sont ouvertes côté extrémité.
PCT/EP2013/069976 2012-10-29 2013-09-25 Corps de rotor destiné à un dispositif de broyage, en particulier à un broyeur à tambour utilisé pour broyer du bois ou des produits similaires Ceased WO2014067718A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102012110342.9 2012-10-29
DE102012110342.9A DE102012110342B4 (de) 2012-10-29 2012-10-29 Rotorkörper für eine Zerkleinerungsvorrichtung, insbesondere einen Trommelhacker für die Zerkleinerung von Holz oder dergleichen

Publications (1)

Publication Number Publication Date
WO2014067718A1 true WO2014067718A1 (fr) 2014-05-08

Family

ID=49261528

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2013/069976 Ceased WO2014067718A1 (fr) 2012-10-29 2013-09-25 Corps de rotor destiné à un dispositif de broyage, en particulier à un broyeur à tambour utilisé pour broyer du bois ou des produits similaires

Country Status (2)

Country Link
DE (1) DE102012110342B4 (fr)
WO (1) WO2014067718A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106345971A (zh) * 2016-10-11 2017-01-25 东兰音乐铜鼓文化传播有限责任公司 一种中音阶音乐铜鼓的制作方法
CN106475526A (zh) * 2016-10-11 2017-03-08 东兰音乐铜鼓文化传播有限责任公司 一种低音阶音乐铜鼓的制作方法
CN106623780A (zh) * 2016-10-11 2017-05-10 东兰音乐铜鼓文化传播有限责任公司 一种音乐铜鼓的制作方法

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3235572B1 (fr) * 2016-04-21 2018-11-28 Rapid Granulator AB Ensemble de couteaux

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3202368A (en) * 1963-08-26 1965-08-24 Missouri Rogers Corp Single rotor crusher
US3237276A (en) 1962-05-04 1966-03-01 Ohe Ernst Von Der Cylindrical rotor assembly
DE1296940B (de) * 1965-07-09 1969-06-04 Missouri Rogers Corp Prallbrecher
DE1950371A1 (de) 1968-11-13 1970-06-11 Sociefe Nationale D Etude Et D Hydraulische Pumpe mit radialen Kolben
GB1307787A (en) * 1971-09-08 1973-02-21 Krupp Gmbh Hammer mill
DE3316521A1 (de) 1983-05-06 1984-11-08 Pallmann Maschinenfabrik GmbH & Co KG, 6660 Zweibrücken Sicherheitseinrichtung fuer die messerbefestigung an zerkleinerungsmaschinen
US5320508A (en) * 1993-08-05 1994-06-14 Eaton Corporation Rotary pump and rotor-shaft subassembly for use therein
DE19509068A1 (de) 1995-03-14 1996-09-19 Bmh Wood Technology Gmbh Rotor für Trommelhacker
DE202005004722U1 (de) 2005-03-21 2005-05-25 Hfhn Wood Engineering Gmbh Langholzbearbeitungsmaschine

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1950371U (de) * 1966-05-21 1966-11-24 Balthas Maier Hackrotor.
DE102009050636B4 (de) * 2009-10-24 2011-07-07 Siempelkamp Giesserei GmbH, 47803 Mahlwalze und Ringbandage für eine Mahlwalze

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3237276A (en) 1962-05-04 1966-03-01 Ohe Ernst Von Der Cylindrical rotor assembly
DE1425080A1 (de) 1962-05-04 1969-03-13 Ohe Ernst Von Der Hohlzylinder-Rotor nach Baukastensystem in Typnormung
US3202368A (en) * 1963-08-26 1965-08-24 Missouri Rogers Corp Single rotor crusher
DE1296940B (de) * 1965-07-09 1969-06-04 Missouri Rogers Corp Prallbrecher
DE1950371A1 (de) 1968-11-13 1970-06-11 Sociefe Nationale D Etude Et D Hydraulische Pumpe mit radialen Kolben
GB1307787A (en) * 1971-09-08 1973-02-21 Krupp Gmbh Hammer mill
DE3316521A1 (de) 1983-05-06 1984-11-08 Pallmann Maschinenfabrik GmbH & Co KG, 6660 Zweibrücken Sicherheitseinrichtung fuer die messerbefestigung an zerkleinerungsmaschinen
US5320508A (en) * 1993-08-05 1994-06-14 Eaton Corporation Rotary pump and rotor-shaft subassembly for use therein
DE19509068A1 (de) 1995-03-14 1996-09-19 Bmh Wood Technology Gmbh Rotor für Trommelhacker
DE202005004722U1 (de) 2005-03-21 2005-05-25 Hfhn Wood Engineering Gmbh Langholzbearbeitungsmaschine

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106345971A (zh) * 2016-10-11 2017-01-25 东兰音乐铜鼓文化传播有限责任公司 一种中音阶音乐铜鼓的制作方法
CN106475526A (zh) * 2016-10-11 2017-03-08 东兰音乐铜鼓文化传播有限责任公司 一种低音阶音乐铜鼓的制作方法
CN106623780A (zh) * 2016-10-11 2017-05-10 东兰音乐铜鼓文化传播有限责任公司 一种音乐铜鼓的制作方法

Also Published As

Publication number Publication date
DE102012110342B4 (de) 2016-03-03
DE102012110342A1 (de) 2014-04-30

Similar Documents

Publication Publication Date Title
EP1684907B1 (fr) Cylindre de broyage pour le broyage par pression d'un materiau en grains
EP0735922B1 (fr) Machine a broyer a rotor
DE69828286T2 (de) Rohrmühle
EP2012928A1 (fr) Fleau pour un dispositif de broyage
EP2825315B1 (fr) Rouleau pour une presse à rouleaux
EP1588786B1 (fr) Couteau hacheur et contre-couteau pour une machine de hachage et procédé de fabrication d'un tel couteau
EP2825316B1 (fr) Rouleau de presse
DE2953715C2 (de) Rotierende Mahlscheibe eines Scheibenrefiners
WO2017076795A1 (fr) Dispositif de traitement et élément de traitement et élément de revêtement de paroi pour un dispositif de traitement de ce type
WO2014067718A1 (fr) Corps de rotor destiné à un dispositif de broyage, en particulier à un broyeur à tambour utilisé pour broyer du bois ou des produits similaires
EP3043962B1 (fr) Outil de coupe
DE3519516A1 (de) Zerkleinerungsmaschine mit umlaufendem rotor
EP2213414B1 (fr) Meuleuse large
EP3256640B1 (fr) Garniture de raffinage
WO2020143997A1 (fr) Cylindre broyeur comprenant des éléments de bordure
EP2468408A2 (fr) Gaine de rotor et jante pour meule, meule et procédé de fabrication de la meule
DE3345754C2 (fr)
EP2311568B1 (fr) Ensemble de coupe doté d'un compteur de bague d'écartement de sécurité
DE3127506C2 (fr)
DE102021114404B4 (de) Segmentwalze, insbesondere zur Zerkleinerung oder Kompaktierung von Schüttgut
WO2007118749A1 (fr) DISPOSITIF POUR MÉLANGER, BROYER, SÉCHER ET APPLIQUER LES SUBSTANCES LES PLUS DIVERSES DANS UNE PLAGE DE FINESSE INFERIEURE OU EGALE A 500 µM, À SAVOIR BROYEUR À PERCUSSION
DE10014836A1 (de) Mahlwalze und Verfahren zu ihrer Herstellung
DE202013102101U1 (de) Führungsrad-Anordnung
EP3363653A1 (fr) Roue de construction légère pour une machine agricole et machine agricole
AT357403B (de) Schlagleiste fuer rotoren von prallmuehlen

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 13770448

Country of ref document: EP

Kind code of ref document: A1

122 Ep: pct application non-entry in european phase

Ref document number: 13770448

Country of ref document: EP

Kind code of ref document: A1