DOBBY ALPHA SERIES

• Maker: Yamada Dobby
• Made in: Japan
• Prices: Please call

Description

DOBBY ALPHA SERIES

Fixed stroke, Crank motion, High presicion

The ALPHA series are recognized as Yamada’s best-selling crank motion press due to its simple mechanism (2 plungers and 4 posts slide guide), high speed, and high precision for many different types of stamping applications like connectors, electrical components, washers and motor lamination. Its very rigid frame made in casting iron guarantees an optimal rigidity and very low bed distortion. As all Yamada dobby presses the ALPHA series are equipped with an automatic oil temperature control (heat&cool system) which an optimal stability of the slide penetration from the first stamped parts at any constant speed or in acceleration.

Capacity Range
Model

ALPHA-15

ALPHA-30

ALPHA-45

ALPHA-45L

ALPHA-60

ALPHA-60L

Press force

kN

150

300

450

450

600

600

Fixed stroke

mm

10 – 30

20 – 50

20 – 50

20 – 50

20 – 50

20 – 50

Speed max

spm

1200

1000

1000

900

900

900

Die height max

mm

235

230

265

305

305

305

D.H. adj. range

mm

30

50

50

50

50

50

Bolster area

mm

400 x 400

550 x 450

700 x 540

940 x 650

800 x 650

940 x 650

Slide area

mm

400 x 320

550 x 320

700 x 360

940 x 420

800 x 420

940 x 420

Strip inlet width

mm

150

220

220

240

240

240

Main motor

kW

7.5

11

15

22

22

22

Weight

ton

3.0

5.5

7.5

9.5

8.5

9.5

Height

mm

2200

2500

2730

2930

2930

2620

 

Model

ALPHA-80

ALPHA-125

ALPHA-125L

ALPHA-220S

ALPHA-220

ALPHA-220L

Press force

kN

800

1250

1250

2200

2200

2200

Fixed stroke

mm

25 – 50

25 – 50

25 – 50

20 – 50

20 – 50

30 – 50

Speed max

spm

750

700

600

500

500

450

Die height max

mm

362

382

385

465

465

510

D.H. adj. range

mm

50

50

50

60

60

50

Bolster area

mm

1050 x 800

1200 x 800

1350 x 800

1200 x 1000

1700 x 900

2000 x 1000

Slide area

mm

1050 x 540

1200 x 600

1350 x 600

1200 x 800

1700 x 800

2000 x 800

Strip inlet width

mm

340

430

430

450

450

500

Main motor

kW

30

37

37

45

45

45

Weight

ton

19

30

32

48

55

Height

mm

3160

3600

3600

4550

4420

4200