Introduction to rotary drilling rig with 520 locking bar
520 machine screw drill is a small pile machine, mainly used for municipal construction, industrial and civil construction, underground continuous wall, seepage prevention and slope protection pile foundation.Drilling depth up to 15- 35 meters, the drill bit can be changed according to the diameter of piling, easy to disassemble.Mature manufacturing process, stable performance, in the market is one of the favorite products.
520 machine lock rod rotating drill machine adopts triangle supporting structure, the structure, can bear larger torque, in the actual construction can keep the good stability, and single cylinder double rear borehole verticality machine single rope winding, there will be no wire jump, chaos, and so on and so forth, this structure is effective to improve the service life of wire rope.
Performance features of rotary drill with lock lever of 515 machine 1. The collapsible mast structure is adopted with simple and delicate structure, good durability, good stability of the whole machine, cost saving and convenient maintenance. 2. The upper guide frame structure ...
Introduction of rotary drilling rig with 535 locking bar The rotary drill rig with 535 locking bar is a kind of construction machine which is suitable for the drilling operation in the building foundation engineering by using hydraulic crawler-type telescopic chassis, ...