Short Stroke Hydraulic Composite Press

PRESS PLATE

Total capacity 300-36000 kN

Net press force at identical eccentric charge front-back as in long stroke press 300-32000 kN

Net press force at max, eccentric charge 300-28000 kN

 Tolerance of press forces > 10,000 2% approx.

Repeat accuracy of press forces > 10,000 kN 1% approx.

Positioning accuracy (at speed 0.5 mm/s) +/- 0.05 mm

Break-open force for moulds, max 5000 kN

Stroke of press plate (incl locking, gross stroke) 150 mm

Clamping surface (width x depth) 3600 mm x 2400 mm

No. of cylinders underneath table plate 6

No. of hydraulic circuits for influencing bending congruence between

press plate and slide 2

SLIDE (SHUT DEVICE)

Break open force for moulds max 5000 kN

Return force net, during set-up (lifting complete mould) 1000 kN

Return force net, with max. slide return speed 400 kN

No. of slide moving cylinders 4

Slide stroke 2400 mm

Position of slide locking above bolster in BDC 2800 mm

Clamping surface (width x depth) 3600 mm x 2400 mm

Weight of upper mould max. 40000 kg

Weight of total mould (lifting capacity during set-up mode) max. 100000 kg

Max eccentric load 50 kN

MOULD SPACE

Distance press plate BOC to slide TDC 2800 mm

Distance press plate BOC to slide BOC 400 mm

Level of press plate BOC above floor 0 mm

Mould height, shut 400-2000 mm

Clamping surfaces slide/table plate (width x depth) 3600 mm x 2400 mm

T-slots no. in bolster and slide 16

T-slot spacing 200 mm

T-slot type acc. DIN 650 36 H 12 mm

Clamping principle for moulds Manual

Clearance between upright columns (left to right) 3620 mm approx.

Window within lateral upright (width x height) 1200 mm x 2800 mm

SPEEDS

Rapid closing speed (with upper mould min 10t) 1000 mm/s

Rapid return speed max. 50-1000 mm/s

Working speed up to approx. 30000 kN (equivalent to 80 mm/s

of a long stroke press) 1-40 mm/s

Working speed at max. press force 35 mm/s

Pressure build-up time to max. press force (without working stroke) <0.2 s

Speed for mould break-open movement 1-30 mm

REFERENCE STROKE/PARAMETERS FOR ACCUMULATOR DRIVE (SMC)

  Reference slide stroke 1000 mm

Idle stroke of press plate during slow-down of slide and locking of slide 70 mm

Working stroke of press plate with press force 30 mm

Force total net (equivalent to long stroke press) 32000 kN

Closing time from TDC including slide locking, work stroke and pressure

build-up to max. force 3 s

Dwell time with force (for charging accumulator) 25 min. s

Break-up stroke (mould opening) -30 mm

Return stroke of slide to start position 900 mm

Return stroke of press plate to start position -70 mm

REFERENCE STROKE/PARAMETERS FOR ACCUMULATOR DRIVE (RTM)

  Reference slide stroke 1000 mm

Idle stroke of press plate during slow-down of slide and locking of slide

Programmable max. 20 mm

Vaccumisation time 60 s

Resin injection time 40s

Working stroke of press plate with press force 5 mm

Closing time from TDC including slide locking, work stroke and pressure

build up to injection position 3s

Force total net (equivalent to long stroke press) 32000 kN

Break up stroke (mould opening) -20 mm

Return stroke of slide to start position 975 mm

Return stroke of press plate to start position -5 mm

HYDRAULIC MAIN DRIVE

 Motor power for main pumps 4 x 55kW

Installed power total approx. 270 kW

Capacity of main pumps, max. 4 x 92 l/min

Max. accumulator pressure, approx. 315 bar

Max. pressure in cylinders, approx. 250 bar

PRESS STATIC

Minimum mould surface with max. press force, centric 2400 mm x 1600 mm

Minimum mould surface with 20000 kN, centric 1500 mm x 800 mm

Minimum mould surface with 5000 kN, centric 800 mm x 500 mm