DE911800C - Verfahren zur Herstellung eines Kronenbohrers - Google Patents

Verfahren zur Herstellung eines Kronenbohrers

Info

Publication number
DE911800C
DE911800C DEV3795A DEV0003795A DE911800C DE 911800 C DE911800 C DE 911800C DE V3795 A DEV3795 A DE V3795A DE V0003795 A DEV0003795 A DE V0003795A DE 911800 C DE911800 C DE 911800C
Authority
DE
Germany
Prior art keywords
core drill
manufacturing
cylinder
drill
hard metal
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
Application number
DEV3795A
Other languages
English (en)
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.)
VOF A G F KNOPENFABRIEK
Original Assignee
VOF A G F KNOPENFABRIEK
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 VOF A G F KNOPENFABRIEK filed Critical VOF A G F KNOPENFABRIEK
Application granted granted Critical
Publication of DE911800C publication Critical patent/DE911800C/de
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D19/00—Producing buttons or semi-finished parts of buttons
    • B29D19/04—Producing buttons or semi-finished parts of buttons by cutting, milling, turning, stamping, or perforating moulded parts; Surface treatment of buttons
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
    • B23D65/00—Making tools for sawing machines or sawing devices for use in cutting any kind of material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by any single one of main groups B23K1/00 - B23K28/00
    • B23K31/02—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by any single one of main groups B23K1/00 - B23K28/00 relating to soldering or welding
    • B23K31/025—Connecting cutting edges or the like to tools; Attaching reinforcements to workpieces, e.g. wear-resisting zones to tableware
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
    • B23P15/28—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass cutting tools
    • B23P15/32—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass cutting tools twist-drills
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
    • B23P15/28—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass cutting tools
    • B23P15/34—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass cutting tools milling cutters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2251/00—Details of tools for drilling machines
    • B23B2251/50—Drilling tools comprising cutting inserts

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Drilling Tools (AREA)
  • Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)

Description

Angezogene Druckschriften: Deutsche Patentschrift Nr. 68203.
Hierzu 1 Blatt Zeichnungen
©9502 5.54

Claims (1)

  1. PATENTANSPRUCH:
    Verfahren zur Herstellung eines Kronenbohrers, dadurch gekennzeichnet, daß eine Stirnfläche eines Stahlzylinders mit einem Kranz von Bohrlöchern versehen wird, deren Achse parallel zu der Zylinderachse liegt, in diese Löcher hartmetallene Stäbchen eingesetzt und dort durch Schweißung oder Lötung befestigt werden und der Zylinder durch inneres und äußeres Abdrehen oder Abschleifen zu einem Kronenbohrer der verlangten Wanddicke derart fertigbearbeitet wird, daß die Mitte der Wandung des Kronenbohrers ganz oder annähernd mit den Achsen der hartmetallenen Stäbchen zusammenfällt.
DEV3795A 1950-10-20 1951-10-03 Verfahren zur Herstellung eines Kronenbohrers Expired DE911800C (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL690905X 1950-10-20

Publications (1)

Publication Number Publication Date
DE911800C true DE911800C (de) 1954-05-20

Family

ID=19807195

Family Applications (1)

Application Number Title Priority Date Filing Date
DEV3795A Expired DE911800C (de) 1950-10-20 1951-10-03 Verfahren zur Herstellung eines Kronenbohrers

Country Status (4)

Country Link
DE (1) DE911800C (de)
FR (1) FR1044842A (de)
GB (1) GB690905A (de)
NL (2) NL156723B (de)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE68203C (de) * W. STROHMEYER in Berlin, Prinzenstr. 64, Seitenflügel II Tr Verfahren zur Fassung von Diamanten in Stahl

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE68203C (de) * W. STROHMEYER in Berlin, Prinzenstr. 64, Seitenflügel II Tr Verfahren zur Fassung von Diamanten in Stahl

Also Published As

Publication number Publication date
GB690905A (en) 1953-04-29
NL156723B (nl)
FR1044842A (fr) 1953-11-20
NL76153C (de)

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