Used Robland BM21 Semi-Automatic Borer
Machine Overview
Introducing the Used Robland BM21 Semi-Automatic Borer
A chance to own a used Robland BM21 Semi-Automatic Borer. The Robland BM21 boring machine is a semi automatic 21 spindle driling machine. The machine comes with 5 Rapid chuck suitable to receive bits with cylindrical attachment dia 10 mm.Also two in line clamps keeps the work pieces secure when drilling.Overall this is a good quality well built machine that shows exceptional value for money.
Product Features
- Quick change spindles
- Boring unit 21 spindles
- Pneumatic cylinder for horizontal/vertical positioning of the boring group (45°)
- Front/top calliper to obtain the same boring measure between horizontal and vertical position
- side stops adjustable by metric scale and nonius and magnifying lens on each stop
- 2 saftey clamps inclined 4 degrees
- 6 position turret to adjust the drilling depth
- Height regulation of the boring group by mechanical digital position indicator
- Automatic vertical-horizontal depth difference device (10mm)
- Drilling speed adjustment from the control panel
- Strengthened steel structures for tiling the boring group
- Start/stop electro pneumatic circuit by means of the foot pedal
- Profile aluminium bar 3000mm, complete with 4 stops
- 5 rapid chuck suitable to receive bits with cylindrical attachment dia 10mm
Product Specification
| Tension | 400v |
|---|---|
| Weight | 290Kg |
| Multi borer - Spindles | 21 |
| Quick change spindles | 5 |
| Alu fence 3000 mm with 4 stops | Standard |
| Center distance between each spindle | 32mm |
| Total center distance first and last spindle | 640mm |
| Maximum depth of hole | 70mm |
| Rpm spindle | 2800 |
| Working table dimensions | 854mm x 500mm |
| Max. dimensions of work piece | 800mm x 3000mm |
| Pressure | 6-8 Bar |
| Motor power | 2.5 pk/cv (1.85kw) |