MYL2 Crawler Hydraulic Roof Bolting Rig for Coal Mine

High-Efficiency Underground Bolting Machine with Crawler Mobility

Product Overview

The MYL2 Crawler Hydraulic Roof Bolting Rig is a high-efficiency underground machine designed for roof bolting and support operations in coal mines.

Equipped with a full hydraulic system and crawler chassis, the MYL2 offers excellent mobility, strong drilling capability, and efficient bolting performance, making it ideal for modern underground mining operations.

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The MYL2-200/300 hydraulic anchor bolt drilling rig for coal mines is a new type of roadway support machinery. Used in conjunction with a tunneling machine, it is suitable for support operations at the working face of roadway excavation and represents an advanced anchor bolt and cable support mechanism capable of revolutionizing current roadway excavation processes.

The MYL2-200/300 hydraulic anchor bolt drilling rig for coal mines features bold innovation, exhibiting significant differences in structure and function compared to ordinary hydraulic anchor bolt drilling rigs on the market. It boasts a more compact structure, a rational design, and is small and flexible. Its simple hydraulic system facilitates operation and maintenance, opening a new chapter in the history of anchor bolt support.

Key Features

1. Crawler-Mounted Design

Self-propelled movement
Suitable for long-distance underground operations
Reduces manual relocation

2. Full Hydraulic System

Stable and powerful performance
Smooth and precise control
Suitable for continuous operation

3. High-Efficiency Bolting Operation

Fast drilling and bolting
Reduces labor intensity
Improves working efficiency

4. Multi-Function Capability

Drilling + bolting integration
Suitable for various support operations
Adaptable to different working conditions

5. Suitable for Medium & Large Roadways

Designed for wider underground sections
High coverage working range
Stable operation

Typical Technical Specifications

Basic Performance Parameters			Unit	MYL2-200/300
Machine	Number of Working Units		——	2
	Rated Pressure		MPa	14
	Rated Torque		N·m	200
	Rated Speed		r/min	300
	Rated Flow Rate		L/min	40
	Thrust Force		kN	20
	No-load Thrusting Speed		m/min	14
	Return Speed		m/min	14
	Thrust Stroke		mm	1230
	Guide Rail Length		mm	2180
	Maximum Working Height		mm	2380
	Minimum Working Height		mm	300
	Flushing Water Pressure		MPa	0.6～1.2
	Drilling Diameter		mm	27～42
	Noise	Sound Pressure Level	dB(A)	92
		Sound Power Level		108
	Machine Weight		kg	4800
	Dimensions (L×W×H)		mm	4300×1000×2200（±20）
Traveling Mechanism	Travel Method		——	Tracked
	Braking Method		——	Wet Braking, Fail-Safe
	Rated Pressure		MPa	15
	Rated Flow Rate		L/min	40
	Travel Speed		m/min	20
	Climbing Ability		（°）	±16
	Track Shoe Width		mm	250
Hydraulic Pump Station	Rated Pressure		MPa	16
	Rated Flow Rate		L/min	80
	Motor	Model	——	YBK3-180L-4（660/1140）
		Rated Power	KW	22
		Rated Voltage	V	660/1140
		Rated Current	A	24.5/14.1
		Rated Speed	r/min	1470
	Pump	Rated Pressure	MPa	16
		Displacement	mL/r	63

Key Advantages for Buyers

✔ High-efficiency bolting operations
✔ Self-propelled crawler movement
✔ Reduces labor and improves productivity
✔ Suitable for large-scale underground projects

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We provide reliable and cost-effective bolting solutions for global mining customers.

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