DE50301980D1 - Method and apparatus for smoothing and compacting the surface of pencils or the like - Google Patents

Method and apparatus for smoothing and compacting the surface of pencils or the like

Info

Publication number
DE50301980D1
DE50301980D1 DE50301980T DE50301980T DE50301980D1 DE 50301980 D1 DE50301980 D1 DE 50301980D1 DE 50301980 T DE50301980 T DE 50301980T DE 50301980 T DE50301980 T DE 50301980T DE 50301980 D1 DE50301980 D1 DE 50301980D1
Authority
DE
Germany
Prior art keywords
pencils
compacting
smoothing
sonotrode
pencil
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.)
Expired - Lifetime
Application number
DE50301980T
Other languages
German (de)
Inventor
Christoph Raatz
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.)
IHD Institut fuer Holztechnologie Dresden gGmbH
Original Assignee
IHD Institut fuer Holztechnologie Dresden gGmbH
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 IHD Institut fuer Holztechnologie Dresden gGmbH filed Critical IHD Institut fuer Holztechnologie Dresden gGmbH
Application granted granted Critical
Publication of DE50301980D1 publication Critical patent/DE50301980D1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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
    • B27M1/02—Working of wood not provided for in subclasses B27B - B27L, e.g. by stretching by compressing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B19/00—Single-purpose machines or devices for particular grinding operations not covered by any other main group
    • B24B19/22—Single-purpose machines or devices for particular grinding operations not covered by any other main group characterised by a special design with respect to properties of the material of non-metallic articles to be ground
    • B24B19/24—Single-purpose machines or devices for particular grinding operations not covered by any other main group characterised by a special design with respect to properties of the material of non-metallic articles to be ground of wood, e.g. furniture
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43K—IMPLEMENTS FOR WRITING OR DRAWING
    • B43K19/00—Non-propelling pencils; Styles; Crayons; Chalks
    • B43K19/16—Making non-propelling pencils

Abstract

The pencil, before coating with paint or a film, is treated with high frequency ultrasound, promoting surface friction effects, by passing it through a sonotrode (2). An Independent claim is included for corresponding equipment.
DE50301980T 2002-11-29 2003-08-20 Method and apparatus for smoothing and compacting the surface of pencils or the like Expired - Lifetime DE50301980D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE10256125A DE10256125B4 (en) 2002-11-29 2002-11-29 Method and apparatus for smoothing and compacting the surface of pencils or the like

Publications (1)

Publication Number Publication Date
DE50301980D1 true DE50301980D1 (en) 2006-01-26

Family

ID=32240553

Family Applications (2)

Application Number Title Priority Date Filing Date
DE10256125A Expired - Fee Related DE10256125B4 (en) 2002-11-29 2002-11-29 Method and apparatus for smoothing and compacting the surface of pencils or the like
DE50301980T Expired - Lifetime DE50301980D1 (en) 2002-11-29 2003-08-20 Method and apparatus for smoothing and compacting the surface of pencils or the like

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE10256125A Expired - Fee Related DE10256125B4 (en) 2002-11-29 2002-11-29 Method and apparatus for smoothing and compacting the surface of pencils or the like

Country Status (3)

Country Link
EP (1) EP1424214B1 (en)
AT (1) ATE313442T1 (en)
DE (2) DE10256125B4 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102729305A (en) * 2012-07-22 2012-10-17 刘增武 Device for treating surfaces of wooden-holder pencils
CN103978810B (en) * 2014-05-30 2016-05-18 苏州万图明电子软件有限公司 A kind of for making three stations connection conveyer slideways of an equipment
CN104002587B (en) * 2014-05-30 2017-02-08 苏州道众机械制造有限公司 Three-position automated-assembly pencil production apparatus
CN110271324A (en) * 2019-07-12 2019-09-24 周奕萌 Chalk sleeve
CN110216759A (en) * 2019-07-15 2019-09-10 苏州唐德机械有限公司 A kind of boiling hot machine of double-station
CN111546177B (en) * 2020-06-15 2021-07-06 河南职业技术学院 Chalk end grinding device
DE102021128464A1 (en) 2021-11-02 2023-05-04 Faber-Castell Aktiengesellschaft Grinding device for grinding both faces of a pin and method for grinding both faces of a pin

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4100324A (en) * 1974-03-26 1978-07-11 Kimberly-Clark Corporation Nonwoven fabric and method of producing same
DD292412A5 (en) * 1990-03-08 1991-08-01 Veb Wtz Der Holzverarbeitenden Industrie,De METHOD FOR PROCESSING WITH ORNAMENTALLY PROVIDED MOEBEL COMPONENTS
DE19653317C2 (en) * 1996-12-20 1999-01-21 Ima Montagetechnik Gmbh Method and device for compacting and smoothing surfaces on workpieces made of wood or the like
DE29808146U1 (en) * 1998-05-06 1998-08-27 Ihd Inst Fuer Holztechnologie Device for fine machining blanks for pencils or similar rod-shaped elements
SE511004C2 (en) * 1998-09-11 1999-07-19 Tetra Laval Holdings & Finance Ultrasonic assembly with annular working part which includes a flanged projection extending around the working part
DE19847178C2 (en) * 1998-10-14 2003-05-22 Ihd Inst Fuer Holztechnologie Device for smoothing surfaces on workpieces made of wood and wood-based materials
DE10222993B3 (en) * 2002-05-24 2004-01-29 IHD Institut für Holztechnologie Dresden gGmbH Device for changing heated tools

Also Published As

Publication number Publication date
DE10256125B4 (en) 2006-06-01
EP1424214A1 (en) 2004-06-02
DE10256125A1 (en) 2004-06-24
EP1424214B1 (en) 2005-12-21
ATE313442T1 (en) 2006-01-15

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition