DE20005730U1 - Micro drill with two or more cutting edges, with main cutting edge correction and pointed cross-cutting edge, diameter 0.04 - 1 mm for the production of printed circuit boards - Google Patents

Micro drill with two or more cutting edges, with main cutting edge correction and pointed cross-cutting edge, diameter 0.04 - 1 mm for the production of printed circuit boards

Info

Publication number
DE20005730U1
DE20005730U1 DE20005730U DE20005730U DE20005730U1 DE 20005730 U1 DE20005730 U1 DE 20005730U1 DE 20005730 U DE20005730 U DE 20005730U DE 20005730 U DE20005730 U DE 20005730U DE 20005730 U1 DE20005730 U1 DE 20005730U1
Authority
DE
Germany
Prior art keywords
cutting edge
micro drill
drill according
diameter
main cutting
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
DE20005730U
Other languages
German (de)
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.)
Hartmetallwerkzeugfabrik Andreas Maier GmbH and Co KG
Original Assignee
Hartmetallwerkzeugfabrik Andreas Maier 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 Hartmetallwerkzeugfabrik Andreas Maier GmbH and Co KG filed Critical Hartmetallwerkzeugfabrik Andreas Maier GmbH and Co KG
Priority to DE20005730U priority Critical patent/DE20005730U1/en
Publication of DE20005730U1 publication Critical patent/DE20005730U1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B51/00—Tools for drilling machines
    • B23B51/02—Twist drills
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2226/00—Materials of tools or workpieces not comprising a metal
    • B23B2226/27—Composites
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2251/00—Details of tools for drilling machines
    • B23B2251/14—Configuration of the cutting part, i.e. the main cutting edges
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B51/00—Tools for drilling machines
    • B23B51/011—Micro drills

Description

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßtThe description text was not recorded electronically

Claims (10)

1. Microbohrer für die Leiterplattenfertigung, ∅0,04-1,00 mm, mit zwei und mehr Schneiden, mit geraden oder wendelförmigen Spannuten und mit einer Bohrspitze (III), dadurch gekennzeichnet, daß die Hauptschneide (I, II) eine Schneidenkorrektur (11, 21) mit einem Spanwinkel γK und einer Ausspitzbreite (Ix1, Ix2) von der Schneidecke in Achsrichtung gemessen aufweist und außerdem eine Ausspitzung der Querschneide (12, 22) bis zu einem Durchmesser dQ hat.1. Micro drill for circuit board production, ,0.04-1.00 mm, with two and more cutting edges, with straight or helical flutes and with a drill tip (III), characterized in that the main cutting edge (I, II) a cutting correction ( 11 , 21 ) with a rake angle γ K and a tapering width (Ix1, Ix2) measured from the cutting corner in the axial direction and also has a tapering of the cross cutting edge ( 12 , 22 ) up to a diameter dQ. 2. Microbohrer nach Anspruch 1, dadurch gekennzeichnet, daß der korrigierte Spanwinkel γK 0°-20°, vorzugsweise 8°-10° beträgt.2. Micro drill according to claim 1, characterized in that the corrected rake angle γ K is 0 ° -20 °, preferably 8 ° -10 °. 3. Microbohrer nach Anspruch 1 bis 2, dadurch gekennzeichnet, daß die Ausspitzbreite Ix1, Ix2 von der Schneidecke aus in Achsrichtung gemessen 0,05-0,3 × d1, vorzugsweise 0,1-0,2 × d1 beträgt. 3. Micro drill according to claim 1 to 2, characterized in that the Pointing width Ix1, Ix2 measured from the cutting corner in the axial direction 0.05-0.3 × d1, preferably 0.1-0.2 × d1.   4. Microbohrer nach einem der Ansprüche 1 bis 3, dadurch gekennzeichnet, daß die Ausspitzlänge (a11, a21) vom Zentrum aus in Richtung der Schneidecke und parallel zur Hauptschneide gemessen 0,1-0,5 × a1, vorzugsweise 0,2-0,4 × a1 beträgt.4. Micro drill according to one of claims 1 to 3, characterized in that the tip length (a11, a21) from the center towards the Cutting edge and measured parallel to the main cutting edge 0.1-0.5 × a1, is preferably 0.2-0.4 × a1. 5. Microbohrer nach einem der Ansprüche 1 bis 4, dadurch gekennzeichnet, daß die Ausspitzung an der Bohrerspitze einen Durchmesser von dQ von 0,02-0,1 × d1, vorzugsweise 0,025-0,08 × d1 ergibt.5. Micro drill according to one of claims 1 to 4, characterized in that the point at the tip of the drill has a diameter of dQ 0.02-0.1 × d1, preferably 0.025-0.08 × d1. 6. Microbohrer nach einem der Ansprüche 1 bis 5, dadurch gekennzeichnet, daß der Spanwinkel γA der Ausspitzung -20° bis -0°, vorzugsweise -30° bis -50° beträgt.6. Micro drill according to one of claims 1 to 5, characterized in that the rake angle γ A of the taper is -20 ° to -0 °, preferably -30 ° to -50 °. 7. Microbohrer nach einem der Ansprüche 1 bis 6, dadurch gekennzeichnet, daß der Einschleifwinkel ε der Hauptschneidenkorrektur 25° bis 55°, vorzugsweise 35° bis 50° beträgt.7. Micro drill according to one of claims 1 to 6, characterized in that the grinding angle ε of the main cutting edge correction 25 ° to 55 °, is preferably 35 ° to 50 °. 8. Microbohrer nach einem der Ansprüche 1 und 4 bis 7, dadurch gekennzeichnet, daß der korrigierte Spanwinkel γK parallel zur Hauptschneide I, II, verläuft und -10° bis +10°, vorzugsweise -5° bis + 5° beträgt und eine Ausspitzbreite Ix1, Ix2 von der Schneidecke in Achsrichtung gemessen 0,02-0,15 × d1 aufweist.8. Micro drill according to one of claims 1 and 4 to 7, characterized in that the corrected rake angle γ K runs parallel to the main cutting edge I, II and is -10 ° to + 10 °, preferably -5 ° to + 5 ° and one Pointing width Ix1, Ix2 measured from the cutting corner in the axial direction is 0.02-0.15 × d1. 9. Microbohrer nach einem der Ansprüche 1 und 4 bis 7 dadurch gekennzeichnet, daß der korrigierte Spanwinkel γK parallel zur Hauptschneide I, II, verläuft und -5° bis +15°, vorzugsweise -2° bis +10° beträgt und eine Ausspitzbreite Ix1, Ix2 von der Schneidecke in Achsrichtung gemessen 0,1-0,6 × d1 aufweist. 9. Micro drill according to one of claims 1 and 4 to 7, characterized in that the corrected rake angle γ K runs parallel to the main cutting edge I, II and is -5 ° to + 15 °, preferably -2 ° to + 10 ° and a tapering width Ix1, Ix2 measured from the cutting corner in the axial direction 0.1-0.6 × d1. 10. Microbohrer nach einem der Ansprüche 1 und 4 bis 7 dadurch gekennzeichnet, daß der korrigierte Spanwinkel γK unter einem Winkel β11, β21 zur Hauptschneide I, II, verläuft und 1° bis 20°, vorzugsweise 5° bis 10° beträgt.10. Micro drill according to one of claims 1 and 4 to 7, characterized in that the corrected rake angle γ K extends at an angle β11, β21 to the main cutting edge I, II and is 1 ° to 20 °, preferably 5 ° to 10 °.
DE20005730U 2000-03-28 2000-03-28 Micro drill with two or more cutting edges, with main cutting edge correction and pointed cross-cutting edge, diameter 0.04 - 1 mm for the production of printed circuit boards Expired - Lifetime DE20005730U1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE20005730U DE20005730U1 (en) 2000-03-28 2000-03-28 Micro drill with two or more cutting edges, with main cutting edge correction and pointed cross-cutting edge, diameter 0.04 - 1 mm for the production of printed circuit boards

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE20005730U DE20005730U1 (en) 2000-03-28 2000-03-28 Micro drill with two or more cutting edges, with main cutting edge correction and pointed cross-cutting edge, diameter 0.04 - 1 mm for the production of printed circuit boards

Publications (1)

Publication Number Publication Date
DE20005730U1 true DE20005730U1 (en) 2000-10-26

Family

ID=7939462

Family Applications (1)

Application Number Title Priority Date Filing Date
DE20005730U Expired - Lifetime DE20005730U1 (en) 2000-03-28 2000-03-28 Micro drill with two or more cutting edges, with main cutting edge correction and pointed cross-cutting edge, diameter 0.04 - 1 mm for the production of printed circuit boards

Country Status (1)

Country Link
DE (1) DE20005730U1 (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8740515B2 (en) 2008-09-03 2014-06-03 Black & Decker Inc. Metal cutting drill bit
USD734792S1 (en) 2013-03-15 2015-07-21 Black & Decker Inc. Drill bit
US9085074B2 (en) 2011-03-22 2015-07-21 Black & Decker Inc. Chisels
USD737875S1 (en) 2013-03-15 2015-09-01 Black & Decker Inc. Drill bit
CN105014124A (en) * 2014-04-30 2015-11-04 深圳市金洲精工科技股份有限公司 PCB micro drill
US9333564B2 (en) 2013-03-15 2016-05-10 Black & Decker Inc. Drill bit
WO2020035253A1 (en) * 2018-08-13 2020-02-20 Kennametal Inc. Drill tip and method for producing a drill tip

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8740515B2 (en) 2008-09-03 2014-06-03 Black & Decker Inc. Metal cutting drill bit
US9085074B2 (en) 2011-03-22 2015-07-21 Black & Decker Inc. Chisels
US9333635B2 (en) 2011-03-22 2016-05-10 Black & Decker Inc. Chisels
USD734792S1 (en) 2013-03-15 2015-07-21 Black & Decker Inc. Drill bit
USD737875S1 (en) 2013-03-15 2015-09-01 Black & Decker Inc. Drill bit
US9333564B2 (en) 2013-03-15 2016-05-10 Black & Decker Inc. Drill bit
CN105014124A (en) * 2014-04-30 2015-11-04 深圳市金洲精工科技股份有限公司 PCB micro drill
WO2020035253A1 (en) * 2018-08-13 2020-02-20 Kennametal Inc. Drill tip and method for producing a drill tip

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Legal Events

Date Code Title Description
R207 Utility model specification

Effective date: 20001130

R150 Utility model maintained after payment of first maintenance fee after three years

Effective date: 20031023

R151 Utility model maintained after payment of second maintenance fee after six years

Effective date: 20060919

R152 Utility model maintained after payment of third maintenance fee after eight years

Effective date: 20080901

R071 Expiry of right