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DE495243C - Device for sharpening wood screw blanks using three or more cutting tools - Google Patents

Device for sharpening wood screw blanks using three or more cutting tools

Info

Publication number
DE495243C
DE495243C DEA49242D DEA0049242D DE495243C DE 495243 C DE495243 C DE 495243C DE A49242 D DEA49242 D DE A49242D DE A0049242 D DEA0049242 D DE A0049242D DE 495243 C DE495243 C DE 495243C
Authority
DE
Germany
Prior art keywords
wood screw
sharpening
cutting tools
screw blanks
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
Application number
DEA49242D
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.)
PRIORVERKEN AB
Original Assignee
PRIORVERKEN AB
Publication date
Priority to DEA49242D priority Critical patent/DE495243C/en
Application granted granted Critical
Publication of DE495243C publication Critical patent/DE495243C/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B3/00—General-purpose turning-machines or devices, e.g. centre lathes with feed rod and lead screw; Sets of turning-machines
    • B23B3/22—Turning-machines or devices with rotary tool heads
    • B23B3/24—Turning-machines or devices with rotary tool heads the tools of which do not perform a radial movement; Rotary tool heads therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Milling, Drilling, And Turning Of Wood (AREA)

Description

Hierzu 1 Blatt Zeichnungen1 sheet of drawings

Claims (1)

Patentanspruch:Claim: Vorrichtung zum Spitzen von Holzschraubenrohlingen mittels dreier oder mehrerer Schneidstähle, dadurch gekennzeichnet, daß die Schneidstähle zum Spitzen des Werkstückes nur im Bereich des Werkstückumfanges scharf geschliffen und im übrigen an den Schneidkanten abgerundet sind, so daß ein unrundes und etwas exzentrisch umlaufendes Werkstück, das bei der Drehung mit dem abgerundeten Teil eines Schneidstahles in Berührung kommt, gegen die Drehachse der Vorrichtung hin gerichtet und somit zentriert wird.Device for sharpening wood screw blanks by means of three or several cutting steels, characterized in that the cutting steels for sharpening the workpiece only in the area of the workpiece circumference sharpened and otherwise rounded at the cutting edges are, so that a non-circular and somewhat eccentric rotating workpiece, which when rotating with the rounded Part of a cutting steel comes into contact, directed against the axis of rotation of the device and thus centered will.
DEA49242D Device for sharpening wood screw blanks using three or more cutting tools Expired DE495243C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DEA49242D DE495243C (en) Device for sharpening wood screw blanks using three or more cutting tools

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEA49242D DE495243C (en) Device for sharpening wood screw blanks using three or more cutting tools

Publications (1)

Publication Number Publication Date
DE495243C true DE495243C (en) 1930-04-04

Family

ID=6936759

Family Applications (1)

Application Number Title Priority Date Filing Date
DEA49242D Expired DE495243C (en) Device for sharpening wood screw blanks using three or more cutting tools

Country Status (1)

Country Link
DE (1) DE495243C (en)

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