FIELD: mining.
SUBSTANCE: mining drawknife, namely coal mining drawknife, includes the main part of the drawknife directed on movable conveyor and on the inclined support surface of which there is swing bolt for rotary support of cutter holder for each direction of the drawknife movement, two cutter holders which are installed by means of pivot bearing with possibility of turning on the appropriate swing bolt and have the lower part by means of which the cutter holder is directed on turning surface formed under support surface on the main body of drawknife and oriented concentrically around rotary axis of the appropriate swing bolt. Pivot bearing of cutter holder is made in the form of receiving element opened along the edge, by means of which the cutter holder in mounting turning position has the possibility of being pulled parallel to support surface to swing bolt.
EFFECT: easy installation and removal of cutter holders, decreasing outages of drawknife installations.
15 cl, 7 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| PLOUGH FOR UNDERGROUND WINNING OF MINERAL RESOURCES | 0 |
|
SU1342430A3 |
| TOOLHEAD FOR CARBON OR WINNING DRAWKNIFE CUTTER, AND CUTTER | 2004 |
|
RU2334103C2 |
| CUTTER FOR GRADER AND GRADER FOR GRADING DEVICES | 2010 |
|
RU2538561C2 |
| PLATE OF SUPPORT FRAME | 2006 |
|
RU2391505C2 |
| ARRANGEMENT FOR FASTENING UPPER PORTION OF PLOUGH ON ITS LOWER PORTION | 0 |
|
SU1450754A3 |
| METHOD OF ADJUSTMENT OF CUTTING LEVEL OF MINING PLOUGH AND DEVICE FOR ITS REALIZATION | 0 |
|
SU1713441A3 |
| PLOUGH FOR PLOUGHING PLANTS AND PLOUGHING PLANT FOR INCLINED STRATUM | 2010 |
|
RU2556601C2 |
| ACTUATING MECHANISM FOR MINING MACHINES (PLANES IN PARTICULAR) | 0 |
|
SU1836555A3 |
| CASE OF PLOUGH AND DRIVEN STATION WITH MACHINE FRAME AND CASE OF PLOUGH | 2007 |
|
RU2432463C2 |
| ADJUSTMENT DEVICE FOR HOLDER OF UPPER CUTTER, AND MINING DRAWKNIFE WITH SUCH DEVICE | 2006 |
|
RU2401945C2 |
