EP3999268A1 - Guide de perçage - Google Patents

Guide de perçage

Info

Publication number
EP3999268A1
EP3999268A1 EP20740553.1A EP20740553A EP3999268A1 EP 3999268 A1 EP3999268 A1 EP 3999268A1 EP 20740553 A EP20740553 A EP 20740553A EP 3999268 A1 EP3999268 A1 EP 3999268A1
Authority
EP
European Patent Office
Prior art keywords
base body
thread
hole
insertion opening
cover plate
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
EP20740553.1A
Other languages
German (de)
English (en)
Inventor
Frank Hilger
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.)
Wolfcraft GmbH
Original Assignee
Wolfcraft GmbH
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 Wolfcraft GmbH filed Critical Wolfcraft GmbH
Publication of EP3999268A1 publication Critical patent/EP3999268A1/fr
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B49/00—Measuring or gauging equipment on boring machines for positioning or guiding the drill; Devices for indicating failure of drills during boring; Centering devices for holes to be bored
    • B23B49/02—Boring templates or bushings
    • B23B49/026—Boring bushing carriers attached to the workpiece by glue, magnets, suction devices or the like
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B51/00—Tools for drilling machines
    • B23B51/04—Drills for trepanning
    • B23B51/0426—Drills for trepanning with centering devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2260/00—Details of constructional elements
    • B23B2260/138—Screw threads
    • B23B2260/1381—Conical
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2265/00—Details of general geometric configurations
    • B23B2265/08—Conical

Definitions

  • the thread flanks 15 ′′ meet in a linear valley.
  • the thread pitch is selected such that the apex lines 15 ′ can dig into the side walls of a hole 21 to be enlarged in a workpiece 20. With the screwing tool, the torque required for this can be applied to the base in the manner of a
  • a device which is characterized by a screwing tool 9 with a blade section 11, with an insertion opening 14 being provided in the base body 1 or in the cover plate 3 for inserting the blade section and / or that a central opening 13 of the cover plate 3 has two having opposing engagement slots 14.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Connection Of Plates (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)

Abstract

Dispositif pour l'agrandissement d'un trou (21) comprenant un corps de base (1) de forme tronconique, pouvant être inséré dans un trou (21) d'une pièce à usiner (20), lequel présente une ouverture d'insertion (5) pour l'insertion d'un foret pilote (19) d'une scie-cloche (17). Selon l'invention, pour un développement ultérieur avantageux pour l'utilisation, la surface d'enveloppe de cône tronqué (2) du corps de base (1) porte un filetage autotaraudeur, lequel peut entrer en prise dans la paroi du trou (21) à agrandir. Un outil de vissage (9) est prévu pour l'application du couple correspondant.
EP20740553.1A 2019-07-19 2020-07-08 Guide de perçage Pending EP3999268A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102019119611.6A DE102019119611A1 (de) 2019-07-19 2019-07-19 Bohrhilfe
PCT/EP2020/069169 WO2021013535A1 (fr) 2019-07-19 2020-07-08 Guide de perçage

Publications (1)

Publication Number Publication Date
EP3999268A1 true EP3999268A1 (fr) 2022-05-25

Family

ID=71620404

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20740553.1A Pending EP3999268A1 (fr) 2019-07-19 2020-07-08 Guide de perçage

Country Status (5)

Country Link
US (1) US20220250170A1 (fr)
EP (1) EP3999268A1 (fr)
CN (1) CN114096366A (fr)
DE (1) DE102019119611A1 (fr)
WO (1) WO2021013535A1 (fr)

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US437796A (en) * 1890-10-07 Device to facilitate the drilling of holes centrally in staffs for watches
US1425611A (en) * 1920-04-22 1922-08-15 Mortimer B Skinner Valve-reseating tool
US2019790A (en) * 1934-02-12 1935-11-05 M B Skinner Co Valve seat dressing device
US3804546A (en) * 1972-01-28 1974-04-16 Boyan Ltd Drill guide
DE2256938C3 (de) * 1972-11-21 1985-10-03 Upat Gmbh & Co, 7830 Emmendingen Einsatzhülse für Gipswände o.dgl.
DE2349549A1 (de) * 1973-10-03 1975-04-10 Kurt Urmowski Kegelstumpffoermiger gehaeuseeinsatz mit aussengewinde verbindbar mit einer reinigungsvorrichtung
US5366326A (en) * 1993-10-21 1994-11-22 Converse Jeffrey M Hole saw guide
US5871310A (en) * 1998-03-23 1999-02-16 Mortensen; Robert Device for and method of enlarging and center displacing an opening in a work piece
US6199455B1 (en) * 1999-03-08 2001-03-13 Jjct Enterprises, Inc. Driver, fastener and forming tool
US6409437B1 (en) * 2000-10-16 2002-06-25 William Davis Metzger Hole saw centering device
CN2670080Y (zh) * 2003-12-24 2005-01-12 郭少锋 构件埋头孔内螺钉或钻头中心定位导向件
US7513718B1 (en) * 2005-09-12 2009-04-07 Mark Arnold Alignment device for a hole saw and method of enlarging a hole using same
ES2284382B1 (es) * 2006-03-16 2008-09-16 Cañas Y Gomez S.L. Dispositivo de guiado de brocas para realizar taladros.
US8070398B2 (en) * 2008-02-19 2011-12-06 Irwin Industrial Tool Company Multi-blade self feed bit
DE102009037483A1 (de) * 2009-08-13 2011-02-17 Gühring Ohg Kronenbohrer
US20110262235A1 (en) * 2010-04-23 2011-10-27 Garfield Theodore F Reusable low cost drill for drywall
WO2012125441A2 (fr) * 2011-03-11 2012-09-20 Milwaukee Electric Tool Corporation Scie cylindrique
DE102011051513B4 (de) * 2011-07-01 2015-07-23 Richter Lighting Technologies Gmbh Selbstschneidender Einbauring zum Einbau einer Leuchte
CA2855404C (fr) * 2013-07-02 2016-09-13 Irwin Industrial Tool Company Scie emporte-piece
WO2015019349A1 (fr) * 2013-08-05 2015-02-12 Velozny Nir Boîtier pour appareils électriques
US20160052120A1 (en) * 2014-08-22 2016-02-25 Hobart Brothers Company Multifunctional welding apparatus
US20170252834A1 (en) * 2015-06-09 2017-09-07 Thomas J. Spera Hole-saw
WO2017075060A1 (fr) * 2015-10-27 2017-05-04 Mcginley Engineered Solutions, Llc Guide de foret à diamètre variable
KR101926253B1 (ko) * 2017-03-15 2018-12-06 박종태 구멍확개통공형 홀쏘장치
US10562108B2 (en) * 2017-07-11 2020-02-18 Reagan Majoria Self-centering drill bit
US11045884B2 (en) * 2019-04-29 2021-06-29 Michael Richard Roberson Systems and methods of a guide for widening an existing drilled hole

Also Published As

Publication number Publication date
WO2021013535A1 (fr) 2021-01-28
CN114096366A (zh) 2022-02-25
DE102019119611A1 (de) 2021-01-21
US20220250170A1 (en) 2022-08-11

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