Un open-air DTH drill rig est nouveau Équipé du moteur Yuchai four-cylinder National III pour meet the country's requirements for emissions et environmental pr Adoptant plonger marche motor, engineering four-wheel area, increase working pressure et increase climbing per6750720390or6750720390o Incrfacilité le pitch et boom cylinders à meet les requirements of extreme positions.
Sur le same time, le hydraulic systemm est upgraded pour increase the systemm flow et increase la vitesse de rotation. Optimize le lifting cylinder à improve reliability. The guide rail adopte une installation inclinée, ce qui est pratique for operation et observation. The cover adopte les épaisr profiles et ajoute rings de levage, ce qui est pratique for pour le chargement, le déchargement et le levage.
Le type The KG320H ajoute un collecteur de poussièrer et adopte un double cylindre de capture de poussière-rs, qui are more environmentally friendly et relable when w0rking.
| model | KG320 | KG320H |
| weight | 4500kg | 4700kg |
| size | 6050*2360*2700mm | 6050*2360*2700mm |
| Rock drilling hardness | f=6-20 | |
| Drilling diameter | Φ80-105mm | |
| Economic drilling depth | 25m | |
| Rotation speed | 140r/min | |
| Rotation torque | 1850N·m | |
| Lifting power | 20KN | |
| Propulsion method | Cylinder – plate chain | |
| Advance itinerary | 3820mm | |
| Walking speed | 0-2.2Km/h | |
| Gradeability | ≤30° | |
| Ground clearance | 465mm | |
| Pitch angle of carriage | Pitch 135° and raise 50° | |
| Swing angle of carriage | Left 100° Right 45° | |
| Drill boom pitch angle | Pitch 50° and raise 25° | |
| Boom swing angle | Left 44° Right 45° | |
| Sliding frame compensation length | 900mm | |
| diesel engine | Yuchai Power YCD4R23T8-80(59KW/2400r/min) | |
| Drill pipe | 64*3m | |
| The highest and lowest holes | Minimum 350mm, maximum 2750mm | |
