Hydraulic Rock Bolting Jumbo for Coal Mine 

Hydraulic Rock Bolting Jumbo for Coal Mine This hydraulic bolting jumbo was designed to feature a compact structure, with a rock bolt of 1.5-2m long and an effective working height of 2.8-6.2m. The bolting jumbo is equipped with an imported rock drill, perfect for nearly any mining exploration job and rock bolting for complicated wall rocks and badly damaged rock formations. The bolting jumbo is used for the securing of mine cavities in underground mining. In an automatic process, it bores the bolt holes in roofs, inserts the bolts (expansion bolts) with a length of up to 2 m and screws them tightly .In addition to roof bolting, wall bolting is also possible. Reasonable use of proportional control system, positioning and finding holes is faster and more accurate, and improving personnel operation comfort, reducing fatigue strength, and platform lifting is more stable. I. Technology Introduction Bolt jumbo support is a fast, safe and ec…

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