The knuckle joint press are used for work requiring high pressure near bottom point, such as coining, embossing, extrusion, heading sizing, and swaging, work slowly with characteristic movement curve near bottom point by use of knuckle equipment in crank slide driving.
| Model | Unit | SKJ-250 | SKJ-400 | SKJ-650 | SKJ-1000 |
|---|---|---|---|---|---|
| Capacity | Ton | 250 | 400 | 650 | 1000 |
| Tonnage rating point above | mm | 6 | 6 | 6 | 6 |
| Stroke length | mm | 120 | 140 | 200 | 250 |
| Stroke per minute | S.P.M | 50 | 40 | 35 | 30 |
| Die height | mm | 400 | 400 | 450 | 600 |
| Slide adjustment | mm | 15 | 20 | 15 | 15 |
| Slide area (LR x FB) | mm | 400 x 400 | 400 x 600 | 800 x 800 | 800 x 800 |
| Bolster area (LR x FB) | mm | 500 x 600 | 650 x 700 | 800 x 900 | 800 x 1000 |
| Bolster thickness | mm | 100 | 120 | 150 | 200 |
| Main motor | KW x P | 18.5 x 6 | 30 x 6 | 55 x 4 | 55 x 6 |
| Slide adjustment motor | KW x P | 1.5 x 4 | 1.5 x 6 | 3.7 x 6 | 3.7 x 6 |
| Work neight | mm | 800 | 850 | 950 | 1400 |
| Side opening | mm | 350 x 350 | 400 x 380 | 600 x 600 | 650 x 650 |
| Force of bottom knock out | Ton | 8 | 15 | 30 | 50 |
| Stroke length of knock out | mm | 50 | 70 | 100 | 100 |
| Air pressure | kg/cm^2 | 5 | 5 | 5 | 5 |
Features
- Specially designed in consideration of concentrating power of the center of frame in pressured and simple procession
- Always keeping zero degree of slide gap after adjustment of slide
- Automatic circulation lubrication equipment
- Mechanical cam type knockout unit
- Subject to modifications
- Optional part:
- Fly wheel brake
- Transfer unit
- Loading gauge
- Q.D.C unit
- Ejector
- Misclip detector
Main Products
( mechanical ) press machine