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TDF Duct Corner Punching Line

TDF Duct Corner Punching Line

Delivery terms:EXW, FCA, FAS, FOB, CFR, CIF, CPT, CIP, DAT, DAP, DDP

Payment:30% down payment by T/T,the balance down before shipment.

Lead time:witin 10-35 days after receiving down payment.

Guarantee:within one year since date of B/L.


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This line is designed for sheet metal forming and blanking purpose with automatic work.

Decoiling and straightening machine → Roller feeding device → punching machine

Material:Steel plate in coil
Available external diameter:Ф1200mm
Available interior diameter:Ф508±10mm
Width of steel strip:150mm
Thickness of steel strip:1.5-2.0 mm
Weight of coil:≤500 kg
Work speed:45pieces/min
Power:380V±10%
Air pressure:≥0.5Mpa

The Decoiling machine is mechanical expansion type with passive driven, work with straightening machine which is active driven machine by motor.

Decoiling and straightening machine
Model:BML-150
Max. Sheet width:150mm
Sheet thickness:0.5-3.0mm
Inner diameter of coil:450-530mm
Outer diameter of coil:max. 1200mm
Max. coil weight:500kg
Feeding roller size:60mm x 2pieces + 80mm x 2pieces
Straightening roller size:50mm x 7pieces
Expansion:manually expanded by handle
Reducer ratio:1月30日
Driving motor power:1.5kW

The automatic roller feeding device is connected punch press by draw bar, the feeding speed match up with press well.

Automatic roller feeding device
Model:BRF-2010NS
Suitable coil width:200mm
Suitable material thickness:max.3.5mm
Feeding length:100mm
Feeding speed:same as punching speed.
Feeding precision:+/- 0.2mm
Weight:155kg
Punching machine
Type:JD21-80A
Nominal force:800kN
Stroke under nominal force:9mm
Slide stroke:130mm
Stroke frequency:45times/min
Max die set height:320mm
Adjustment of die height:100mm
Distance between slide block center to the frame:300mm
Dimension of worktable:580 x 860mm (F-B x L-R)
Thickness of worktable:100mm
Dimension of hole on worktable:Φ280 x 220 x Φ380mm (upper diameter x deepness x lower diameter)
Dimension of slide block bottom surface:280 x 380mm
Tool shank:60mm x 75mm (diameter x depth)
Distance between columns:410mm
Motor power:7.5kW
Dimension:1925mm x 1470mm x 2675mm
Weight:5200kg

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