Research on High-Power and High-Speed Hydraulic Impact Testing Machine for Mine Anti-Impact Support Equipment

Table 1

Working parameters of impact test machine.

Project	Claim
Theoretical impact force	35∼2,000 kN
Maximum impact speed	10 m/s
Maximum impact stroke	500 mm
Maximum impact energy	>800 kJ
Force attenuation under full trip	<20%
Buffer stroke	100 mm
Instantaneous flow	48,000 L/min
Maximum tensile diameter	100 mm
Maximum impact compression size	800 × 1,000 × 1,800 mm