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Product details of the small rotary drilling rig

Quick Detail

The materials of small rotary drilling rig is safe, do no harm to human health. The product is well received by customers for its high performance and durability. small rotary drilling rig can meet the different needs of customers. WORLD MACHINERY SOLUTIONS CO.,LIMITED provide OEM and ODM services to worldwide partners.

Product Information

In order to strengthen your understanding of small rotary drilling rig, will show you the specific details of small rotary drilling rig in the following section.

Large diameter bored pile
Max pile diameter	mm	2500
Max pile depth	m	77
Max casing diameter	mm	2000
Undercarriage
Overall length	mm	5550
Track shoe width	mm	900
Overall width (extended side frames)	mm	4480
Overall width (retracted side frames)	mm	2980
Ground pressure	MPa	0.095
Diesel engine
Model	type	DEUTZ TCD 2015 V06
Power	KW(HP)	3601482
Hydraulic pumps
Main pumps	It/min	2x304
Auxiliary pumps	It/min	93 65 53 38 23
Max working pressure	MPa	30
Main winch
1st layer nominal line pull	KN	240
1st layer nominal rope speed	m/min	80
Rope diameter	mm	30
Auxiliary winch
1st layer nominal line pull	KN	140
1st layer nominal rope speed	m/min	90
Rope diameter	mm	26
Rotary (3 shifting gear box high speed)
Maximum nominal torque	kNm	271/146/29
Max spin off speed	rpm
Maximum drilling speed	rpm	30/55/115
Rotary (without shifting gear box)
Maximum nominal torque	kNm	266
Max spin off speed	rpm	125
Maximum drilling speed	rpm	30
Crowd cylinder
Crowd force (pull down/pull up)	KN	201/264
Pull down stroke	mm	6500
Winch crowd system
Crowd force (pull down/pull up)	KN	200/320
Pull down stroke	mn	15800

Application

The hydraulic drilling rig SR-70 is mounted on SOILMEC base carrier and has been specially designed for suiting the following applications:

● Cased bore piles with casing driven directly through rotary head or optionally by casing oscillator powered by the base carrier itself;

● Very deep bored piles stabilized by drilling fluid or dry hole;

● CFA piles by means of very long auger string;

● CSP/CAP piles with double rotary;

● Displacement piles;

● Soil-mixing;

● Reverse circulation;

● It can be converted to work with an hydraulic grab for diaphragm walls.

The SR-70 is equipped with the DRILLING MATE SYSTEM (DMS) on 12” touch screen for monitoring and control of the operating parameters

Features

1 - Undercarriage with expandable tracks from 2980 to 4480 mm by means of hydraulic cylinders

2 - Turret c/w DEUTZ TCD 2015 V06 diesel engine and sound proofed canopy, mounted on a 360° slew ring

3 - Winch assembly fixed by 2 pins each winch, for easy removal

4 - New design parallelogram system, especially shaped to fit crowd winch in transport condition. Allowing working radius adjustment always maintaining the mast in vertical position. C/w electronic device for automatic stop

5 - Self-erecting mast composed by an intermediate element 13,5 m long and a top element with 1,5 m extension. The max torque can be applied all over the mast length. Multipurpose design for cylinder and winch crowd system

6 - Sheave cathead with lateral mounted service rope pulley

7 - Crowd system by means of 6,5 m stroke hydraulic cylinder or 16,5 m stroke winch (2nd line pull)

8 - Rotary head with variable displacement motors and one high spin off speed. Two speed gear available (optional)

9 - Telescopic kelly bar with guide to mast, available with friction or mechanical locking type

10 -Self mounting type counterweight by means of hydraulic cylinders. It can be easily and quickly removed for transport purpose

11 -New design cabin with more ergonomic operato’s place

Company Introduction

WORLD MACHINERY SOLUTIONS CO.,LIMITED is thousands of people's choice when they are in need of high quality small rotary drilling rig. WORLD MACHINERY SOLUTIONS CO.,LIMITED has employed a group of technical talents with academic degrees. Customers can be sure that their products — whatever stage of the process — are under our strict production control and in the hands of experts at all times. Inquire online!
If you have any questions, feel free to consult us.

we welcome custom designs and ideas and is able to cater to the specific requirements. for more information, please visit the website or contact us directly with questions or inquiries.

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Under the direction of our long-term enterprise faith of "Quality and Reputation come First ", we believe we can reach the win-win status with our clients.