Casing Oscillator

Product Item : DC-1500/3000 Oscillator
Category： Casing Rotator Oscillator Extractor
Diameter Range: 600-3000mm
Application: Cased piles
Warranty: One year
INQUIRY EMAIL

Casing oscillator is a specialized mechanical device primarily used in drilling and construction engineering to facilitate the installation and extraction of large-diameter casings in challenging geological conditions.

Features of casing oscillator

1. Bidirectional Rotation for Reduced Friction
- The casing oscillator rotates the casing in both clockwise and counterclockwise directions (typically at angles of **22°–32°**). This bidirectional movement significantly reduces resistance during insertion or extraction of casings in soft or unstable soil layers .

2. Large-Diameter Casing Compatibility
- Designed to handle large-diameter casings (800–2500+ mm), making it suitable for pile foundation construction in loose, gravelly, or waterlogged soils .

3. Intermittent Motion for Improved Cutting
- Unlike continuous rotation, the oscillator operates with intermittent pauses during direction changes, allowing for more effective discontinuous cutting of soil layers, especially when using tools like grab buckets or augers .

4. Hydraulic-Powered Operation
- Uses hydraulic cylinders to drive the vertical movement (up/down) of the casing while the twisting mechanism reduces friction, ensuring smooth operation in challenging geological conditions.

Key Advantages:

Versatility: Adaptable to soil/rock types via adjustable torque/frequency.

Automation: Closed-loop control systems optimize performance dynamically.

Parameter

Size		DCO1300	DCO1500	DCO2000	DCO2200	DCO2500	DCO2800	DCO3000
Max. casing diameter	mm	1300	1500	2000	2200	2500	2800	3000
Width of Machine	mm	2350	2850	3200	3400	4000	4300	4500
Length of Machine	mm	6500	6500	7500	7500	8800	9100	9150
W. retaining Cycl.	mm	1200	1300	1600	1730	2230	2400	2600
Height of Machine	mm	1800	1850	1950	2050	2580	2580	2610
Heigh of ground to top of clamping plane	mm	1100	1200	1300	1300	1400	1400	1500
Length of Clamping	mm	600	650	650	650	700	700	800
Opreating pressure	Mpa	27	27	27	27	27	27	27
Torque	Kn/m	1750	3280	4070	4450	7310	8230	8610
Stroke	mm	500	500	500	500	500	500	500
Lifting force	Kn	1550	2150	2800	2800	5050	7420	7420
Clamping force	Kn	1370	1750	2250	2250	3170	4680	4680
Rotation angle	Kn	25	25	25	25	25	25	25
Casing arc length of rotation	mm	285	330	440	485	550	540	545
Weight	kg	12000	16500	23500	26000	37650	47000	50000

Hydraulic Power Station

		Electric power station(DCO1000-DCO2000)		Diesel power station(DCO1000-DCO3000)
Motor		Three-Phase asynchronous motor		Commins6CTA8.3-240	Commins66LTAA8.9-C325
Power	Kw	60	105	180(240)	245(325)
Revoltions	rpm	1500	1500	2200	2200
Pump output	L/min	60	90	2*200	2*208
Opreating pressure	Bar	300	300	270	270
Capacity hydraulic oil/Fuel	L	600	850	1300/400	2200/460
Size	mm	200015001800	250015002200	350017002000	400020002000
Weight	kg	2700	3650	5400	6500