Performances and characteristics
◆ Steel plates welded as machine body, treated to remove internal stress,marked with high rigidity;
◆ Crankshaft longitudinally arranged, compact structure and beautiful outlook;
◆ Hexagonal guide rails of extra length, guide in high precision;
◆ Combined-type pneumatic friction clutch-brake, steady engagement, low noise level;
◆ Hydraulic overload protection device for JH21 and rigid protection device for JF21 to prevent damage of the machine tools due to overload;
◆ PLC-controlled electric circuit, safety duplex valve for air pipelines, flexible and highly sensitive in movement, safe and reliable, single time, inching and continuous operations for options, conforming to the safety standard for stamping machines;
◆ Slide block fitted with pneumatic balance device, enhancing the steadiness of the machine tool and its precision in operation;
◆ Machine tool fitted with automatic thick oil lubrication system, providing time and volume-controlled lubrication to each point and ensuring adequate, uniform and reliable lubrication;
◆ Automatic feeding device and photoelectric safety protection device
JH21-80 specification |
Nominal force | 800 |
Stroke of nominal force | 5 |
Stroke of sliding block | 160mm |
Number strokes | 60time /min |
Maximun height for die loading | 320mm |
Adjustment range for die loading height | 80mm |
Distance from slid block centre to the frame | 310mm |
Space between columns | 620mm |
Bottom size of sliding block | Left-right | 540mm |
Front-back | 460mm |
Hole size for die handle | Diameter | 50mm |
Depth | 90mm |
Size of worktable | Left-right | 950mm |
Front-back | 600mm |
Thickness | 140mm |
Blank-holding hole | 150mm |
Distance from worktable to ground | 900mm |
Distance of ground bolts | Front-back | 1235mm |
Left-right | 920mm |
Main motor capacity | 7.5KW |
Press Dimension | Front-back | 2125mm |
Left-right | 1760mm |
height | 3040mm |
Weight | 6600kg |