Explosives loading device and explosives loading method

The explosive loading device provides precise and automated explosive loading into blast holes using a loading rod, feeding mechanism, and storage unit, addressing the lack of control and user-friendliness in conventional devices.

JP7875746B2Active Publication Date: 2026-06-18MAEDA CORP
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Patent Information

Authority / Receiving Office
JP · JP
Patent Type
Patents
Current Assignee / Owner
MAEDA CORP
Filing Date
2022-06-30
Publication Date
2026-06-18

AI Technical Summary

⚠Technical Problem

Conventional explosive loading devices lack precise control over the loading rod and are not user-friendly during the process of loading explosives into blast holes in tunnel blasting methods.

⚗Method used

An explosive loading device mounted on a guide shell of construction heavy machinery, equipped with a loading rod, a feeding mechanism, alignment mechanism, and a storage unit, allowing for precise control and automated loading of explosives into blast holes, including a storage unit capable of sorting and storing detonating explosives with different detonation times.

🎯Benefits of technology

Enables precise and automated loading of explosives into blast holes, improving the control and efficiency of the explosive loading process.

✦ Generated by Eureka AI based on patent content.

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Abstract

To provide technology for more accurately controlling a loading rod for loading a primer into a blast hole with the primer attached at an explosive loading device for loading explosives into the blast hole drilled in a working surface.SOLUTION: An explosives loading device is loaded on a guide shell of a boom for loading explosives in construction heavy equipment to load explosives into a blast hole drilled in a working surface, and it comprises an explosive supply device for detonation having a loading rod which can be attached with explosives for detonation at its tip side and which loads the explosives for detonation into the blast hole, a loading rod feed mechanism which advances and retracts the loading rod along the front-back direction of the guide shell, a loading rod positioning mechanism which drives the loading rod along the transverse and vertical directions of the guide shell, a housing unit which is positioned in front of the loading rod and which houses a plurality of explosives for detonation, and a housing unit drive mechanism which drives the housing unit along the transverse direction of the guide shell.SELECTED DRAWING: Figure 6
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