DE640712C - Clamping device on sharpening and upsetting machines for rock drills - Google Patents

Clamping device on sharpening and upsetting machines for rock drills

Info

Publication number
DE640712C
DE640712C DED68486D DED0068486D DE640712C DE 640712 C DE640712 C DE 640712C DE D68486 D DED68486 D DE D68486D DE D0068486 D DED0068486 D DE D0068486D DE 640712 C DE640712 C DE 640712C
Authority
DE
Germany
Prior art keywords
sharpening
clamping device
rock drills
spring
upsetting machines
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
DED68486D
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.)
Mannesmann Demag AG
Original Assignee
Demag AG
Publication date
Priority to DED68486D priority Critical patent/DE640712C/en
Application granted granted Critical
Publication of DE640712C publication Critical patent/DE640712C/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
    • B23Q3/06—Work-clamping means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
    • B21K5/00—Making tools or tool parts, e.g. pliers
    • B21K5/02—Making tools or tool parts, e.g. pliers drilling-tools or other for making or working on holes
    • B21K5/06—Dressing, e.g. sharpening rock drills

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Jigs For Machine Tools (AREA)

Description

*) Von dem Patentsucher ist als der Erfinder angegeben worden:*) The patent seeker stated as the inventor:

Dr.-Ing. Herbert Jeschke in Duisburg.Dr.-Ing. Herbert Jeschke in Duisburg.

Hierzu 1 Blatt Zeichnungen1 sheet of drawings

BERLIN. GEDRUCKT IN DER FEtCHSDRUCKSREI.BERLIN. PRINTED IN THE FEtCHSDRUCKSREI.

Claims (1)

Patentanspruch:Claim: Aus einer feststehenden und einer durch Flüssigkeits- oder Luftdruck in Schließlage zu bringenden beweglichen Klemmbacke bestehende Einspannvorrichtung an Schärf- und Stauchmaschinen für Gesteinsbohrer, dadurch gekennzeichnet, daß die mit dem einen Ende an der bewegliehen Klemmbacke (2) angreifende Kolbenstange (4) zwecks Aufnahme der die Klemmbacken (1,2) zu öffnen suchenden Feder (8) hohl ausgebildet ist, nach der anderen Seite den Kolben (5) durchsetzt und am anderen Ende in einer Büchse geführt ist, auf deren Boden sich die Feder mit dem einen Ende abstützt, während sich das andere Ende der Feder gegen den Abschluß deckel (9) der Kolbenstange legt. .From a fixed position and one in the closed position due to liquid or air pressure movable clamping jaw to be brought existing clamping device on sharpening and upsetting machines for rock drills, characterized in that the one end to the movable borrowed The clamping jaw (2) engaging the piston rod (4) for the purpose of receiving the clamping jaws (1,2) seeking to open The spring (8) is hollow and the piston (5) passes through it on the other side and is guided at the other end in a sleeve, on the bottom of which the spring is supported with one end, while the other end of the spring lays against the end cover (9) of the piston rod. .
DED68486D Clamping device on sharpening and upsetting machines for rock drills Expired DE640712C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DED68486D DE640712C (en) Clamping device on sharpening and upsetting machines for rock drills

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DED68486D DE640712C (en) Clamping device on sharpening and upsetting machines for rock drills

Publications (1)

Publication Number Publication Date
DE640712C true DE640712C (en) 1937-01-22

Family

ID=7060011

Family Applications (1)

Application Number Title Priority Date Filing Date
DED68486D Expired DE640712C (en) Clamping device on sharpening and upsetting machines for rock drills

Country Status (1)

Country Link
DE (1) DE640712C (en)

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