SE1751005A1 - Refiner disc inlet with guide bars - Google Patents

Refiner disc inlet with guide bars

Info

Publication number
SE1751005A1
SE1751005A1 SE1751005A SE1751005A SE1751005A1 SE 1751005 A1 SE1751005 A1 SE 1751005A1 SE 1751005 A SE1751005 A SE 1751005A SE 1751005 A SE1751005 A SE 1751005A SE 1751005 A1 SE1751005 A1 SE 1751005A1
Authority
SE
Sweden
Prior art keywords
guide bars
refiner disc
disc inlet
refiner
wall
Prior art date
Application number
SE1751005A
Other languages
Swedish (sv)
Other versions
SE540954C2 (en
Inventor
Karl Lönngren
Mikael Lundfors
Original Assignee
Valmet Oy
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 Valmet Oy filed Critical Valmet Oy
Priority to SE1751005A priority Critical patent/SE1751005A1/en
Priority to PCT/SE2018/050806 priority patent/WO2019035754A1/en
Publication of SE540954C2 publication Critical patent/SE540954C2/en
Publication of SE1751005A1 publication Critical patent/SE1751005A1/en

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21D—TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
    • D21D1/00—Methods of beating or refining; Beaters of the Hollander type
    • D21D1/20—Methods of refining
    • D21D1/30—Disc mills
    • D21D1/306—Discs
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21D—TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
    • D21D1/00—Methods of beating or refining; Beaters of the Hollander type
    • D21D1/20—Methods of refining
    • D21D1/30—Disc mills
    • D21D1/303—Double disc mills
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C11/00—Other auxiliary devices or accessories specially adapted for grain mills
    • B02C11/04—Feeding devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C7/00—Crushing or disintegrating by disc mills
    • B02C7/11—Details
    • B02C7/12—Shape or construction of discs
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
    • D21B1/00—Fibrous raw materials or their mechanical treatment
    • D21B1/04—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres
    • D21B1/12—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by wet methods, by the use of steam
    • D21B1/14—Disintegrating in mills
    • D21B1/26—Driving or feeding arrangements
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21D—TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
    • D21D1/00—Methods of beating or refining; Beaters of the Hollander type
    • D21D1/004—Methods of beating or refining including disperging or deflaking
    • D21D1/006—Disc mills
    • D21D1/008—Discs

Landscapes

  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Mechanical Engineering (AREA)
  • Paper (AREA)

Abstract

The invention relates to a feed-end refiner disc (11; 21; 31; 41) for a double-disc refiner, comprising at least one inlet opening (15; 25; 35; 45) for feed material, which inlet opening (15; 25; 35; 45) comprises a through hole having an inner wall (26; 36; 46), wherein at least a portion of the inner wall (26; 36; 46) comprises guide bars (17; 27; 37; 47).
SE1751005A 2017-08-18 2017-08-18 Refiner disc inlet with guide bars SE1751005A1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
SE1751005A SE1751005A1 (en) 2017-08-18 2017-08-18 Refiner disc inlet with guide bars
PCT/SE2018/050806 WO2019035754A1 (en) 2017-08-18 2018-08-09 Refiner disc inlet with guide bars

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE1751005A SE1751005A1 (en) 2017-08-18 2017-08-18 Refiner disc inlet with guide bars

Publications (2)

Publication Number Publication Date
SE540954C2 SE540954C2 (en) 2019-01-08
SE1751005A1 true SE1751005A1 (en) 2019-01-08

Family

ID=64948960

Family Applications (1)

Application Number Title Priority Date Filing Date
SE1751005A SE1751005A1 (en) 2017-08-18 2017-08-18 Refiner disc inlet with guide bars

Country Status (2)

Country Link
SE (1) SE1751005A1 (en)
WO (1) WO2019035754A1 (en)

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US499714A (en) * 1893-06-20 Grinding-ring
US1187360A (en) * 1915-07-22 1916-06-13 Myron R Martin Grinding-mill disk.
US3889890A (en) * 1974-01-21 1975-06-17 Bauer Bros Co Refiner disc
US5167373A (en) * 1991-01-08 1992-12-01 Abb Sprout-Bauer, Inc. Controlled intensity high speed double disc refiner
SE505395C2 (en) * 1995-11-13 1997-08-18 Sunds Defibrator Ind Ab A pair of interacting grinding elements intended for a disc refiner
US7954745B2 (en) * 2006-08-15 2011-06-07 Andritz Inc. Refiner plate segment with triangular inlet feature
US9670615B2 (en) * 2011-08-19 2017-06-06 Andritz Inc. Conical rotor refiner plate element for counter-rotating refiner having curved bars and serrated leading sidewalls
CN107022919B (en) * 2017-05-27 2019-04-05 安德里茨（中国）有限公司 Runner and fiberizer

Also Published As

Publication number Publication date
SE540954C2 (en) 2019-01-08
WO2019035754A1 (en) 2019-02-21

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Legal Events

Date Code Title Description
NUG Patent has lapsed