Hydraulic five-arm anchor drill for coal mine
A bolt drilling rig and hydraulic technology, applied in drilling equipment, earthwork drilling, drilling equipment and methods, etc., can solve problems such as low support efficiency, achieve high support efficiency, reduce wind resistance, and be widely used.
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[0021] The specific embodiment of the present invention will be further described in conjunction with the accompanying drawings.
[0022] Hydraulic rock bolter for coal mine is mainly composed of frame, workbench, temporary support, ceiling, connecting rod mechanism, slide rail, coiled cable, hydraulic system, electrical system, anchor drilling system, dust removal system, etc. Its main technical parameters are as follows:
[0023] Adapt to roadway height (mm): 3200~5100;
[0024] Adapt to roadway width (mm): 5000~5500;
[0025] Maximum mobilization speed (m / min): 25;
[0026] Rock hardness: f≤7 comprehensive rock formation;
[0027] Adapt to the inclination angle of the roadway (°): ≤16°;
[0028] Minimum ground clearance (mm): 300mm;
[0029] Installed power (kW): 2×55;
[0030] Number of drill arms: 5;
[0031] Maximum drilling depth (mm): 2600;
[0032] Grid voltage level (V): 1140 / 660.
[0033] 1. Arrangement of five drill arms.
[0034] Five drilling arms are a...
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