Overview
The excavator-mounted piling rig is an innovative attachment that transforms standard hydraulic excavators into specialized pile driving equipment. This solution eliminates the need for standalone piling rigs in many projects, significantly reducing equipment mobilization costs. The system utilizes the excavator's existing hydraulic system to apply static pressure, making it ideal for urban construction where vibration-free piling is required. Originally developed in Europe for constrained urban sites, these attachments now see global adoption in foundation work. Modern units feature quick-coupling systems for fast deployment and precision depth control through hydraulic sensors. Their modular design allows adaptation for different pile types including precast concrete, steel pipe, and sheet piles.
Structure and Working Principle
The rig consists of four main components: the clamping unit for pile gripping, hydraulic power pack (either integrated or using the excavator's system), guidance frame for vertical alignment, and control system. The clamping unit typically employs hydraulic jaws with interlocking teeth to prevent slippage during pressing operations. Operation begins with positioning the excavator and attaching the rig. The pile is vertically aligned using the guidance frame before the hydraulic cylinders apply downward force. Advanced models feature automatic pressure regulation that adjusts based on real-time soil resistance data. Some systems achieve 200-400 kN of pressing force, sufficient for most medium-depth foundation requirements.
Key Features
Versatility stands as the primary advantage, with compatibility across 20-45 ton excavator classes from major manufacturers like Caterpillar and Komatsu. The silent operation (below 75 dB) makes it preferable over diesel hammers in noise-sensitive areas. Modern units incorporate IoT sensors for monitoring pile depth, alignment, and pressing force in real-time. Compared to traditional piling rigs, these attachments reduce mobilization time by 60% and lower fuel consumption by operating on the excavator's engine. The best models achieve ±0.5° vertical accuracy through laser-guided alignment systems. Optional features include rotary attachments for screw piles and heat-treated jaw components for abrasive soil conditions.
Application Areas
This equipment dominates urban infrastructure projects where space constraints prohibit large piling rigs. Typical applications include foundation work for mid-rise buildings (up to 15 stories), bridge abutments, and soil retention systems. In flood-prone areas, they're used to install sheet pile walls for erosion control. The construction industry particularly values these rigs for brownfield redevelopment projects where existing structures limit access. Municipalities frequently employ them for utility pole foundations and streetlight installations due to minimal road closure requirements. Some agricultural applications include vineyard trellis foundations and windbreak installations.
Maintenance and Precautions
Daily maintenance includes hydraulic hose inspections (check for abrasion) and jaw mechanism lubrication (use EP2 grease). Monthly servicing should address hydraulic fluid filtration and structural bolt torque verification. Always power down hydraulic systems before component inspection or replacement. Critical safety precautions include verifying ground bearing capacity (minimum 150 kPa for most operations) and maintaining a 3m exclusion zone during piling. Operators must be trained in both excavator operation and piling techniques. Never exceed the excavator's rated hydraulic flow capacity, as this can damage both the attachment and host machine.
B2B Procurement Guide
When sourcing these units, prioritize manufacturers with ISO 9001 certification and CE marking. Key specifications to evaluate include maximum pile diameter (typically 300-800mm), pressing force (150-400 kN range), and compatibility with your excavator's hydraulic flow (usually 100-200 L/min). For repetitive projects, consider leasing options which typically cost $300-$800 per day. Bulk purchases (5+ units) often attract 10-15% discounts. Leading manufacturers include Bauer, Soilmec, and Chinese brands like Sany and XCMG. Always request third-party load test reports and verify warranty coverage for structural components (minimum 2 years recommended).
Related Manufacturers
- 主营：遥控割草机、绿篱修剪车、园林机械、挖树机、工程机械、建筑机械、矿山机械、农业机械
- 主营：叉装机、拖拉机、装载机、压土机、小挖机、压实机、挖掘机、压地机、压路机、堆垛车、叉装车、电动叉车、伸缩臂叉装、四轮升降叉车、装卸搬运堆高车
- 主营：滑膜机、全自动渠道成型机、U型渠道成型机、挖掘机、履带液压潜孔钻机、光伏打桩机、挖改螺旋钻机、三角矩形梯形渠道成型机
- 主营：洗车机、焊网机、激光整平机、液压扳手、液压剪、铣挖机、液压渣浆泵、相贯线切割机、制氮机、电磁吸盘、劈裂枪、破拆工具组、智能张拉设备、蒸汽养护机、筛分斗、螺旋钻机、锚索切割机、滚筒夯、劈裂棒、破碎斗、绳锯机、板换夹紧器、单轨运输车、生物质燃烧机、避障式割草机
- 主营：光伏打桩机、护栏打桩机、一体式打桩机、挖改螺旋钻机、潜孔钻机
- 主营：破碎锤、滚筒夯、岩石锯、截桩机、液压剪、挖机泥浆泵、铣挖机、挖机打桩机、抓钢机、筛分斗、土壤修复斗、电磁吸盘、沙滩清理机、莲花抓钢机、装载机清扫车、护栏清洗机、除雪滚刷、锚索切割机、皮带取样机、空气炮、犁式卸料器、焊网机、钻孔测斜仪、电动皮带纠偏器、坑道钻机
- 主营：小型手扶链条开沟机、圆盘开沟机、抓木器、挖掘机打桩机、打拔桩机、双缸液压剪、振动夯、旋转筛分斗、破碎斗、破碎锤夯头、快速连接器、粉碎钳、圆盘切割锯、破碎锤、松土器、铁路换枕机、小型电动叉车、遥控履带链条开沟机
- 主营：长螺旋钻孔机、履带运输车、地基钻孔机、光伏打桩机、四不像随车挖、四不像吊挖一体机、履带随车挖、电线杆钻孔机、履带混凝土搅拌罐车、四不像水泥搅拌罐车、沥青搅拌机、沥青拌合机、履带随车吊、四不像随车吊、四不像随车抓、三轮吊车、三轮随车吊、双罐沥青搅拌机、钢制履带底盘、橡胶履带底盘
- 主营：光伏打桩机、割草机、潜孔钻机、螺旋引孔钻机
- 主营：等离子切割机、焊网机、顶管机、智能压浆台车、护栏打桩机、挖机打桩机、劈裂机、工字钢冷弯机、混凝土输送泵、智能张拉设备、玻璃吸盘、滚筒夯、融雪撒布机、推雪铲、抛雪机、板换夹紧器、除雪滚刷、沙滩清洁机、手推扫雪机、破碎锤、电动叉车、皮带取样机、破碎斗、电磁吸盘、沙滩车扫雪机
- 主营：船吊、折臂吊、车载随车吊、龙门随车挖、船用克令吊、固定式抓木机、随车式抓木机、履带蜘蛛吊、船用起重机、车载吊机、固定吊、三轮随车吊、四不像随车吊、港口码头吊机、园林随车吊、吊车定制、自卸车、履带随车吊、叉车飞臂吊、拖拉机平板吊、蜘蛛式起重机
- 主营：割草机、单轨运输车、播种机、小挖机、压路机、旋耕机、激光整平机、劈柴机、拖拉机、越野叉车、电动叉车、滑移装载机、碎枝机、两头忙、装载机、履带运输车、玻璃吸盘车、喷涂机、抹墙机、伸缩臂叉装车、随车吊、蜘蛛吊、折臂吊、克令吊
- 主营：气动钻机、潜孔钻机、打深井钻机、挖掘机、沥青压路机、改螺旋钻机、液压岩心钻机、光伏打桩机、打桩机、旋挖钻机、压路机、高速公路护栏、叉车、打井机、钻孔机、锚杆钻机、锚固钻机、运输车、搅拌车、吊机、吊车、钻机、勘探取芯、岩心钻机
- 主营：潜孔钻机、推土机、坑道钻机、光伏打桩机、挖掘机、液压钻机、护栏打桩机、挖改钻机、气动打井机、反循环钻机、水气两用钻机、绳索取芯钻机、平地机、两头忙
- 主营：非开挖钻机、顶管机、水平穿越钻机