Product Details

ZDY-1250 full hydraulic tunnel drilling rig

1.Brief introductions of ZDY-1250 full hydraulic tunnel drilling rig

ZDY-1250 hydraulic tunnel drilling rig is used for coal mine: Z stands for drilling rig; D stands for tunnel; Y stands for hydraulic driven, and 1250 is the maximum output torque of 1250n. m.
2.Applications of ZDY-1250 full hydraulic tunnel drilling rig

ZDY1250 tunnel drilling rig is mainly used for drilling holes of gas pumping (row), grouting hole, water injection hole, anti process and pressure relief hole, geological exploration hole and other engineering drilling holes. Drilling rig can drill holes in the range of azimuth and dip angle specified in the basic parameter table.

3.Specifications of ZDY-1250 full hydraulic tunnel drilling rig

Project	Unit	ZDY-1250
Maximum drilling depth	m	200
Open hole diameter	mm	Ф87/Ф115
End hole diameter	mm	Ф65/Ф75
Drilling pipe diameter	mm	50
Drilling angle	°	-90-+90
Rated output rotating speed	r/min	80/170
Rated output torque	n.m	1250/600
Rated power	kw	22
Rated voltage	v	380/660
Rated current	a	42.5/24.5
Feeding force	kn	60
Pullout force	kn	45
Anchorage force	kn	4*45
Rated advance speed	m/min	0-1.5
Feed stroke	mm	850
Hardness range (protodyakonov scale of hardness)		f≤10
Noise	db(a)	≤92
Main engine dimension (longwidthhigh)	mm	224010001478
Total weight (without drill rod)	kg	1820