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Tunnel construction technology takes another leap forward! An in-depth analysis of the core innovations behind Zhengxun Heavy Industry’s ZXP4517 wet-spraying rig.
Release time:
2026-06-27
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Summary:
In modern tunnel construction operations, a wet‑spray robotic platform capable of efficiently and precisely applying concrete plays a crucial role in ensuring project quality. Zhengxun Heavy Industry’s newly launched ZXP4517 wet‑spray robot, with its innovatively designed robotic arm system, significantly enhances both the efficiency and the technical standards of tunnel‑construction processes.
I. Innovative Boom System: Achieving Full Coverage in Tunnel Construction
During tunnel construction, concrete spraying in complex structures—such as arched roof surfaces and sidewall recesses—has long been a significant challenge. The ZXP4517 features an innovative boom system with multi‑joint coordinated operation, overcoming the motion constraints of conventional equipment and enabling 360° flexible rotation and precise positioning. It ensures thorough coverage from the arch crown to the side walls, even reaching construction joints. Compared with traditional machines, the ZXP4517 excels in operability and spray uniformity, effectively reducing rework caused by inadequate application.
II. Enhanced Structural Stability: Balancing Safety and Durability
During operation, the boom of a wet‑spraying carriage may sway due to uneven loading, which not only compromises construction quality but also poses safety risks. Through structural‑mechanics optimization, Zhengxun Heavy Industry has significantly enhanced the overall stability of the ZXP4517. Even at its maximum extension, the machine maintains smooth, stable performance, helping to ensure construction accuracy while extending the service life of its key structural components. Based on real‑world operational feedback, the ZXP4517 demonstrates excellent stability during continuous use and requires substantially less maintenance than comparable models, thereby reducing operating costs.
III. Lean Process: Smooth Pumping and Uniform Spraying
The ZXP4517 has also undergone numerous improvements in the concrete delivery process. The entire machine is equipped with high‑strength delivery pipelines, which effectively reduce pumping resistance and ensure smooth concrete flow. This not only helps minimize material waste but also maintains stable jet‑outlet pressure. Even under long‑distance or steep‑gradient conditions, the ZXP4517 can still produce a uniformly dense spray pattern, significantly enhancing the consistency of construction quality.
As tunnel construction increasingly demands higher precision in execution, the ZXP4517 wet‑spraying carriage—centered on innovative robotic‑arm technology—has achieved systematic improvements in operational efficiency, spraying accuracy, and equipment stability. This machine not only embodies Zhengxun Heavy Industry’s R&D achievements but also underscores the company’s commitment to driving industry advancement through innovation. Choosing the ZXP4517 signifies a dedication to elevating tunnel‑construction quality to new standards, ensuring that every meter of progress is more reliable. Zhengxun Heavy Industry will continue to leverage technological innovation to provide robust support for infrastructure development.
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Changsha Base:Hunan Zenxon Heavy Industry Technology Co., Ltd.
Address: Jinrong Tongxin International Industrial Park, Changsha High-tech Zone
Loudi Base:Hunan Haoda Heavy Industry Technology Co., Ltd.
Address: Loudi Avenue, Loudi High-tech Industrial Development Zone, Lianyuan City, Loudi City, Hunan Province
Telephone:400-186-0868
E-mail:3804246750@qq.com
E-mail:19967177733@163.com
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