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Draw works

Category: Winch
Key words:WinchDraw works
Service Hotline:+86-513-87635480
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Product description
Parameters

Main Features

All bearings are roller bearing, all shaft material are alloy steel.

The chains adopt forced lubrication.

The drum is grooved. The high speed end and low speed end of drum adopt pneumatic tube clutch; the brake drum for band brake adopt forced water cooling; the brake disk for disk brake adopt forced water cooling or air cooling; the brake drum and brake disk are case-hardening treated with excellent wear-resistance capacity and long service life.

The tooth profile of sprocket are intermediate frequency hardening treated, all shifting clutch are clutch. with involute spline.

The main brake are band brake or hydraulic disk brake, the assistant brake are dynamic brake, eddy current brake or EATON brake.

SPECIFICATIONAS:

Model

JC20DB

JC30

JC30DB

JC40

JC40D

JC40DB

Nominal drilling depth (5″DP) m

2000

3000

3000

4000

4000

4000

Max. input power  kW

400

560

450

735

735

900

Max. fastline pull  kN

200

200

200

280

275

275

Nominal dia. of drill line  mm

19

29

29

32

32

32

Drum size (dia.×width) mm

457×1000

508×1178

508×1182

640×1139

640×1139

640×1139

Sand drum size (dia.×width) mm

 

 

 

 

 

 

accommodate capacity of sand drum  m

 

 

 

 

 

 

gears for hoisting speed

2

4+2R

1

4+2R

2

1

gears for rotary speed

1

 

1

 

1

1

Main brake

 

band brake

Hyd. disk brake

band brake

Hyd. disk brake PSZ65

Hyd. disk brake

Hyd.disk brake

Dynamic brake

Hyd.disk brake

Dynamic brake

Assistant brake

-

FDWS30

 

DWS40L

DSF40D

 

Control for speed and function

AC VFD control, dynamic brake

 

AC VFD control, dynamic brake

 

 

AC VFD control, dynamic brake

Emergency brake and manual control

Hyd. disk brake

 

Hyd. disk brake

 

 

Hyd. disk brake

 

 

 

 

 

 

 

Model

JC50

JC50D

JC50DB

JC70

JC70DB

Nominal drilling depth  (5″DP) m

5000

5000

5000

7000

7000

Max. input power  kW

1100

1100

1200

1470

1940

Max. fastline pull  kN

350

350

350

487

487

Nominal dia. of drill line  mm

35

35

35

38

38

Drum size (dia.×width) mm

685×1209

685×1245

685×1245

770×1439

770×1439

Sand drum size (dia.×width) mm

 

356×1245

 

 

 

accommodate capacity of sand drum  m

 

5000

 

 

 

gears for hoisting speed

4+2R

2

1

4+2R

1

gears for rotary speed

  4+2R

1

1

4+2R

1

Main brake

Band brake

Hyd. Disk brake

Hyd disk brake,dynamic brake

Band brake

Hyd disk brake, dynamic brake

Hyd. Disk brake

Hyd. Disk brake

Assistant brake

DSF-50

WCB336

 

DSF-70

 

Control for speed and function

 

 

AC VFD control, dynamic brake

 

AC VFD control, dynamic brake

Emergency brake and manual control

 

 

Hyd. Disk brake

 

Hyd. Disk brake

 

 

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