Roadheader

name unit specification name unit specification Using Range Laneway section(max) m2 7.5-25 Loading mechanisim Loading form Max cutting size(Width×height) m 5.15×4.9 Loading capacity m³/min 4.3 rock hardness for cutting f≤8 Heading mechanisim Max power KW 2×34.3 Max laneway gradient ±18° Heading speed m/min 0-8 General Feature Overall size(length×width×height mm 9.18×2.38(2.9) ×1.8 Driving mode Unit pressure of ground MPa 0.14 Total mass t 48 Hydraulic system Pump station driving power KW 110 Total power KW 270 Total flow L/min 355 Floor brushing depth mm 300±30 Rated presssure MPa 23 Ground clearance mm 250 Water system Spraying cooling water pressure MPa Working unit Enginepower KW 160 Feeding water flow L/min 100 Rotating speed of cutting head r/min 46/23 Electronic control system Service voltage V 1140/660 Bit form mm 550±10 Lighting voltage V 24 Cutting form Pickaxe Anti-explorition type Flameproof Roadheader Cross shaft cut, external strench Controlloop voltage V 36 Roadheader is a self-developed medium-duty roadheader, characteristiced as follows: (1)Rexroth(Germany) hydraulic system, variable pump, pilot actuate, load sensitive control; (2)PLC control with both manual and aotumatic function; (3)The main cutting point adopts two-speed-and-two-power, anchor rod and controlled power supply; (4)Motor driven and hydraulic driven combined, short and well-orgnized structure machine body, easy operation and reliable in running; (5)High pressure water injection system to restrain dust in cutting; (6)Cutting head adopts taper table type which is convenient for diggng and swing cutting, keep the tunnel in smooth; (7)Pickaxe Bit for cutting head, strong ability in breaking rock and passing fault, vibration reduced and stability enhanced; (8)Anchor rod machine interface equipped on the hydraulic system to drive the anchor rod machine;