DE498851C - Taps with tapered cut and chip evacuation grooves - Google Patents

Taps with tapered cut and chip evacuation grooves

Info

Publication number
DE498851C
DE498851C DEH116073D DEH0116073D DE498851C DE 498851 C DE498851 C DE 498851C DE H116073 D DEH116073 D DE H116073D DE H0116073 D DEH0116073 D DE H0116073D DE 498851 C DE498851 C DE 498851C
Authority
DE
Germany
Prior art keywords
thread
cut
taps
chip evacuation
evacuation grooves
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
DEH116073D
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.)
Individual
Original Assignee
Individual
Publication date
Priority to DEH116073D priority Critical patent/DE498851C/en
Application granted granted Critical
Publication of DE498851C publication Critical patent/DE498851C/en
Expired legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23GTHREAD CUTTING; WORKING OF SCREWS, BOLT HEADS, OR NUTS, IN CONJUNCTION THEREWITH
    • B23G5/00Thread-cutting tools; Die-heads
    • B23G5/02Thread-cutting tools; Die-heads without means for adjustment
    • B23G5/06Taps

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)

Description

Hierzu 1 Blatt Zeichnungen1 sheet of drawings

Claims (2)

Patentansprüche:Patent claims: 1. Gewindebohrer mit kegeligem Anschnitt und Spanabführungsnuten im Zuge der Gewindegänge, dadurch gekennzeichnet, daß an der Spitze des Gewindebohrers vor dem* kegeligen Anschnitt ein zweiter Kegelstumpf angeordnet ist, dessen Mantellinie mit der Achse einen Winkel von1. Tap with tapered cutting edge and chip evacuation grooves in the train the thread turns, characterized in that at the tip of the tap in front of the * conical gate a second one Truncated cone is arranged, the surface line of which with the axis an angle of — 300 bis 6o° bildet und bei dem der Durchmesser der größeren Grundfläche um 0,2 mm bis 2 mm den Kerndurchmesser dies zu schneidtendein Gewinldes übertrifft.- 30 forms 0 to 60 ° and in which the diameter of the larger base area exceeds the core diameter of the thread to be cut by 0.2 mm to 2 mm. 2. Gewindebohrer nach Anspruch 1, dadurch gekennzeichnet, daß in den Zähnen des zweiten Kegelstumpfes im.Zuge der Gewindegänge eine Spanabführungsnut eingeschnitten ist, deren Kerndurchmesser je nach der Größe des Gewindes 0,2 mm bis 2 mm kleiner als der Kerndurchmesser des zu schneidenden Gewindes ist.2. Tap according to claim 1, characterized in that a chip removal groove is cut into the teeth of the second truncated cone im.Zuge of the threads, the core diameter of which, depending on the size of the thread, is 0.2 mm to 2 mm smaller than the core diameter of the thread to be cut is.
DEH116073D Taps with tapered cut and chip evacuation grooves Expired DE498851C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DEH116073D DE498851C (en) Taps with tapered cut and chip evacuation grooves

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEH116073D DE498851C (en) Taps with tapered cut and chip evacuation grooves

Publications (1)

Publication Number Publication Date
DE498851C true DE498851C (en) 1930-05-28

Family

ID=7172483

Family Applications (1)

Application Number Title Priority Date Filing Date
DEH116073D Expired DE498851C (en) Taps with tapered cut and chip evacuation grooves

Country Status (1)

Country Link
DE (1) DE498851C (en)

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