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Cab Panel Press Shop(CPPS)

There are 12 presses of various tonnage and specification at CPPS. They are

* 1200 tons Hydraulic Press- 2 nos

* 800 ton Mech- 7 Nos

* 1500 ton Link Drive Mech – 2 nos

* 1030 Double Acting Mech – 1 nos

These presses use eccentric camshaft mechanism. The stroke length of each press is 700 min shutter and 1200 max shutter. In one shift there are 1000 strokes.

The various press operations are:

* Drawing

* Flanging

* Punching

* Re- Drawing

The raw materials are sourced mainly from:

* Bhusan Steel,Ghaziabad- major supplier

* Essar steel

* JSW

* POS-Hyundai steel.

These steel is cold rolled and comes in different grades.

* Intersticial free- specally for engine bonnet

* Extra Deep Draw- for floor

* Deep draw- for cabin roof.

These materials are self certified by the suppliers itself and there is also in process inspection which is 1 in every 200. The life of the dies are around 5 lacs strokes.

SIDE MEMBER PRESS SHOP

1. SIEMPELKAMP PRESSENE SYSTEM:

TONNAGE- 5000T

BED SIZE- 1300*1300

TOOL OPERATING HEIGHT- 1700mm

SHUT HEIGHT-800mm

CAPACITY

LENGTH-4.5mt to 11.6 mt

MATL- BSK 46 TO BSK 64

FUNCTIONAL UNIQUENESS:

* Plc controlled updated with ST software

* Photo sensor for better safety

* A high speed press

2. SOENEN PUNCHING MACHINE

TONNAGE- 80T

MAX HOLE DIA- 39mm

MIN HOLE DIA-9mm

AVG CYCLE TIME-240 sec

SHEET THICKNESS- 4mm TO 8mm

SHEET LENGTH- 5 mts TO 11.6 mts

FUNCTIONAL UNIQUENESS:

* Mistake proofing facility ( system to avoid hole missing problem)

* Single piece flow

* Cost effectiveness

* Introduction of EDM’s where toolingupdation is not feasible.+

3. KOHLER DECOILING M/C

DECAMBERING < 2mm

THICKNESS – 4 mm TO 8mm

WIDTH- 250 TO 300 mm

LENGTH – 5 TO 12 Mts

CYCLE TIME- 35 TO 40 sec

FUNCTIONAL UNIQUENESS:

* De-coiling , straightening length cut, de-camber...