DTH Drilling Machine Crawler Drilling Rig Used For Tunnel Projects

ZML-120 crawler type multifunctional drilling rig used for tunnel projects

It is especially suitable for drilling in gravel and crushed strongweathered rock overburden strata, especially for its high efficiency and
high quality performance, it can drill through complex strata quicklyand efficiently. It has broad application prospects in various rock and
soil anchorage projects, and is suitable for all kinds of stratums.

Characteristics:
This product is mainly used for tunnel pipe sheds, system anchoring, and tunnel excavation construction.
It mainly adopts drilling techniques such as down-the-hole hammer, guide pipe, and self-advancing anchor rod.
The drilling arm can be horizontally raised up to 4.5 meters and uses a two-stage arm to meet the requirements of high working surfaces. It is mainly used for one-time forming in down-the-hole construction.
The mast can be rotated 360 degrees for construction, and the main arm can swing left and right, enabling multi-angle construction inside the tunnel.
The power head has a stroke of 3 meters and can be equipped with drill rods ranging from 1 meter to 3 meters in length.
Optional air-water linkage device can achieve dust reduction during tunnel construction, creating a favorable working environment.

Technical specifications

Company Overview

Founded in 2005, its headquarters is located in Chengdu, China , Sichuan Zuanshen Intelligent Machi nery Manufacturing Co.,

Ltd is an engineering equipment manufacturer which integrate in R&D, design and manufacture. In the past 19 years, it has been devoted to engineering equipment and related fields, pursuing the business philosophy of "Guided by customer value, green development and harmonious win-win".

It also carries the dream to be the first-class company, so it continuously improve its capacatity in order to become an global leading enterprise which strong in R&D, manufacture, service. Grand scale, strong R&D capability and advanced production capacity have laid a solid foundation for its stable development.

It has close cooperation with many experts of the Chengdu University of Technology, Southwest Jiaotong University, and authoritative scholars of engineering equipment institutions, it blends multidisciplinary knowledge and apply them to the development of the machine.

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