Saw-punching unit for aluminum profiles

Pressta Eisele Säge-Stanzanlage

The machine is powered and can be inspected by appointment!

Technical data / machine components:
Year of manufacture: 12/2009
Manufacturer: PRESSTA-EISELE
Voltage: 400 V
Rated current: 19.2 A
Operating pressure: 250 bar
Dimensions: approx. 18-20 m long, approx. 3 m wide
Weight, unpacked: 4.5 to 5 tons

Horizontal loading magazine:
5-strand toothed belt conveyor, toothed belt width 32 mm, with teeth on the running side
17 compartments, 90 mm wide, for holding the profiles, with a pusher 40 x 10 mm (H x W)
2 sliding supports between the toothed belts as additional support
Depth, max: 2,380 mm, length: 7,400 mm
Loading weight, max: 1,000 kg
Conveyor length: 1,850 mm
Profile length, min: 1,000 mm
Profile length, max: 7,300 mm
Common drive via geared motor: 0.55 kW, 400 V, 50 Hz
Conveyor speed: 4 m/min
Material stop on the left
Magazine "empty" sensor, manual cycling
Tactile switch for the first loading
5 pneumatic cylinders for aligning the profiles in the longitudinal direction
6 lifting rollers for lifting the profile from the loading magazine and transferring it to the pusher

Pusher, electronically positionable feed system:
Reinforced design
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Feed length, max: 9,000 mm
Mounted on the right side of the machine
Profile feed from right to left
Guide profile with linear guide rail
Carriage: plate construction with ball bearing carriage
Drive via linear motor, positioning via magnetic strip
Pneumatic material gripper
All 8 profiles can be automatically clamped without adjustment
Repeat accuracy: +/- 0.15 mm
Rapid traverse speed, max: 180 m/min
Input of the profile tube length into the control system
1 light barrier for detecting the beginning of the profile before the first punching head

Punching unit:
Drive: hydraulic
Punching force per cylinder: 3.0 t, designed for 55 punching cycles per minute
Only a maximum of 2 tools can be in operation
Vertical punching head with 2 cylinders
Punching stroke: 15 mm including 2 punching tools for hole ø 6.5 mm, spacing 65 mm
Punching cylinders can be selected individually, guide for the profile
2 horizontal punching heads
Punching stroke: 15 mm including 1 punching tool each for hole ø 6.5 mm and 1 punching tool for oblong hole 7 x 12 mm, guide for the profile
Cycling lubrication system with 4 nozzles for lubricating the punches
3 l oil tank, level monitoring

Saw:
Drive: 5.5 kW, 400 V, 50 Hz
Saw blade: ø 500 mm
Saw feed: pneumatic with hydraulic control, from below
Pneumatic profile clamping device: vertical and horizontal
Cycling lubrication system with one nozzle
Flap after the saw for removing cut-off pieces and scrap, max. 200 mm length
Parts fall downwards into the provided box
Longer scrap pieces are disposed of with good parts

Needle marking system:
Character size: 2 – 7 mm
Marking window: 80 x 20 mm, 15 characters including spaces
Marking always approx. 190 mm after the saw cut
Data transfer from an Excel file via interface
Each profile can have a different designation

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