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DE1218279B - Device for the extraction of wood fibers from trunk wood - Google Patents

Device for the extraction of wood fibers from trunk wood

Info

Publication number
DE1218279B
DE1218279B DEV25858A DEV0025858A DE1218279B DE 1218279 B DE1218279 B DE 1218279B DE V25858 A DEV25858 A DE V25858A DE V0025858 A DEV0025858 A DE V0025858A DE 1218279 B DE1218279 B DE 1218279B
Authority
DE
Germany
Prior art keywords
wood
inclination
extraction
trunk
angle
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.)
Pending
Application number
DEV25858A
Other languages
German (de)
Inventor
Peter Voelskow
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
Priority to DEV25858A priority Critical patent/DE1218279B/en
Publication of DE1218279B publication Critical patent/DE1218279B/en
Pending legal-status Critical Current

Links

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
    • B27L11/005—Tools therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Forests & Forestry (AREA)
  • Paper (AREA)

Description

Hierzu 1 Blatt Zeichnungen1 sheet of drawings

609 577/45 5. 66 Bundesdruckerei Berlin609 577/45 5. 66 Bundesdruckerei Berlin

Claims (2)

Patentansprüche:Patent claims: 1. Vorrichtung zur Gewinnung von Holzfasern aus Stammholz, insbesondere zur Herstellung von Papier oder Holzfaserplatten, dadurch gekennzeichnet, daß auf einem zum Umlauf bestimmten, vorzugsweise trommeiförmigen Werkzeugträger Ziehklingen (2) mit einem mittleren Spanwinkel von etwa 10° zur Radialebene und einem Neigungswinkel von 30 bis 50° zur Achse des Werkzeugträgers eingesetzt sind und vor jeder Ziehklinge — in Drehrichtung gesehen — eine Spandickenbegrenzungsleiste (4) befestigt ist, deren radiale Neigung einem mittleren negativen Spanwinkel von 20 bis 40° entspricht sowie im Hinblick auf den axialen Neigungswinkel parallel zu der Ziehklinge angeordnet ist.1. Device for the extraction of wood fibers from trunk wood, in particular for production of paper or fibreboard, thereby characterized in that on one intended for circulation, preferably drum-shaped Tool holder scrapers (2) with an average rake angle of about 10 ° to the radial plane and an inclination angle of 30 to 50 ° to the axis of the tool carrier are used and in front of each scraper - seen in the direction of rotation - a chip thickness limiting strip (4) is attached, the radial inclination a mean corresponds to a negative rake angle of 20 to 40 ° and with regard to the axial angle of inclination is arranged parallel to the scraper. 2. Vorrichtung nach Anspruch 1, dadurch gekennzeichnet, daß mehrere Werkzeugträger zu einer langen Trommel zusammengesetzt sind.2. Apparatus according to claim 1, characterized in that several tool carriers to are composed of a long drum. In Betracht gezogene Druckschriften:
Deutsche Patentschriften Nr. 171 827, 590 887,
827;
USA.-Patentschriften Nr. 989 271, 2 899 992.Considered publications:
German patent specifications No. 171 827, 590 887,
827;
U.S. Patent Nos. 989,271, 2,899,992.
DEV25858A 1964-04-22 1964-04-22 Device for the extraction of wood fibers from trunk wood Pending DE1218279B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DEV25858A DE1218279B (en) 1964-04-22 1964-04-22 Device for the extraction of wood fibers from trunk wood

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEV25858A DE1218279B (en) 1964-04-22 1964-04-22 Device for the extraction of wood fibers from trunk wood

Publications (1)

Publication Number Publication Date
DE1218279B true DE1218279B (en) 1966-06-02

Family

ID=7582244

Family Applications (1)

Application Number Title Priority Date Filing Date
DEV25858A Pending DE1218279B (en) 1964-04-22 1964-04-22 Device for the extraction of wood fibers from trunk wood

Country Status (1)

Country Link
DE (1) DE1218279B (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1296329B (en) * 1966-06-21 1969-05-29 Hombak Maschinenfab Kg Knife arrangement for shredding wood with a sieve basket for a mill-like machine in which a scarf cross revolves
FR2332108A1 (en) * 1975-11-21 1977-06-17 Pessa Oleodinamica Wood comminution and chip production system - has roller with inbuilt knives and section breaker elements

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE171827C (en) *
US989271A (en) * 1910-05-24 1911-04-11 Nathaniel Lombard Machine for cutting chips for wood-pulp.
DE590887C (en) * 1932-07-26 1934-01-12 Johann Oskar Maerland Chopping machine
DE964827C (en) * 1953-02-20 1957-05-29 Improved Machinery Inc Chopping machine for wood, especially for the production of wood chips for paper production
US2899992A (en) * 1959-08-18 Apparatus for making wood pulp chips

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE171827C (en) *
US2899992A (en) * 1959-08-18 Apparatus for making wood pulp chips
US989271A (en) * 1910-05-24 1911-04-11 Nathaniel Lombard Machine for cutting chips for wood-pulp.
DE590887C (en) * 1932-07-26 1934-01-12 Johann Oskar Maerland Chopping machine
DE964827C (en) * 1953-02-20 1957-05-29 Improved Machinery Inc Chopping machine for wood, especially for the production of wood chips for paper production

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1296329B (en) * 1966-06-21 1969-05-29 Hombak Maschinenfab Kg Knife arrangement for shredding wood with a sieve basket for a mill-like machine in which a scarf cross revolves
FR2332108A1 (en) * 1975-11-21 1977-06-17 Pessa Oleodinamica Wood comminution and chip production system - has roller with inbuilt knives and section breaker elements

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