PL441409A1 - Nóż styczno-obrotowy do urabiania skał - Google Patents

Nóż styczno-obrotowy do urabiania skał

Info

Publication number
PL441409A1
PL441409A1 PL441409A PL44140922A PL441409A1 PL 441409 A1 PL441409 A1 PL 441409A1 PL 441409 A PL441409 A PL 441409A PL 44140922 A PL44140922 A PL 44140922A PL 441409 A1 PL441409 A1 PL 441409A1
Authority
PL
Poland
Prior art keywords
tangential
rotary pick
cutting rocks
working part
grooves
Prior art date
Application number
PL441409A
Other languages
English (en)
Other versions
PL247811B1 (pl
Inventor
Piotr Cheluszka
Stanisław Mikuła
Jarosław Mikuła
Original Assignee
Politechnika Śląska
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 Politechnika Śląska filed Critical Politechnika Śląska
Priority to PL441409A priority Critical patent/PL247811B1/pl
Publication of PL441409A1 publication Critical patent/PL441409A1/pl
Publication of PL247811B1 publication Critical patent/PL247811B1/pl

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
    • E21C35/18—Mining picks; Holders therefor
    • E21C35/187—Mining picks; Holders therefor with arrangement of fluid-spraying nozzles
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
    • E21C35/18—Mining picks; Holders therefor
    • E21C35/19—Means for fixing picks or holders
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
    • E21C35/22—Equipment for preventing the formation of, or for removal of, dust
    • E21C35/23—Distribution of spraying-fluids in rotating cutter-heads

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)

Abstract

Nóż styczno-obrotowy do urabiania skał charakteryzuje się tym, że na powierzchni części roboczej (1a) trzonka (1) noża posiada co najmniej dwa spiralne rowki (3) rozmieszczone równomiernie po obwodzie i zorientowane jednakowo pod kątem β w zakresie od 20°÷50° względem osi części roboczej (1a) oraz posiada otwory zasilające (4) łączące rowki z centralnym kanałem wodnym (5).
PL441409A 2022-06-07 2022-06-07 Nóż styczno-obrotowy do urabiania skał PL247811B1 (pl)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL441409A PL247811B1 (pl) 2022-06-07 2022-06-07 Nóż styczno-obrotowy do urabiania skał

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PL441409A PL247811B1 (pl) 2022-06-07 2022-06-07 Nóż styczno-obrotowy do urabiania skał

Publications (2)

Publication Number Publication Date
PL441409A1 true PL441409A1 (pl) 2023-12-11
PL247811B1 PL247811B1 (pl) 2025-09-01

Family

ID=89123616

Family Applications (1)

Application Number Title Priority Date Filing Date
PL441409A PL247811B1 (pl) 2022-06-07 2022-06-07 Nóż styczno-obrotowy do urabiania skał

Country Status (1)

Country Link
PL (1) PL247811B1 (pl)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4488758A (en) * 1980-11-24 1984-12-18 Padley & Venables Limited Pick and the combination of a pick and holder
EP0160757A1 (en) * 1983-03-02 1985-11-13 G-D M & C Limited A holder for a pick, and the combination of a pick and holder
CN202707050U (zh) * 2012-04-17 2013-01-30 张传志 一种矿山新型掘进机辅助截割装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4488758A (en) * 1980-11-24 1984-12-18 Padley & Venables Limited Pick and the combination of a pick and holder
EP0160757A1 (en) * 1983-03-02 1985-11-13 G-D M & C Limited A holder for a pick, and the combination of a pick and holder
CN202707050U (zh) * 2012-04-17 2013-01-30 张传志 一种矿山新型掘进机辅助截割装置

Also Published As

Publication number Publication date
PL247811B1 (pl) 2025-09-01

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