Slovenska verzija
Technical details DC300 Power CNC 
 Machine Features
 Standard Items
 Optional Accessories
 
 PE-TRA cuts AMPCO21
 An ultimate performance by PET-RA DC300A CutMaster

  Basic specifications:
Model   DC300A Power CNC
Cutting Capacity  
 Round  300 mm
 Rectangular  300 x 300 mm
Drive Motor
 4 kW, with 5,5 kW inverter
Hydraulic Motor  0,75 kW, 6 l/min
Coolant Motor  0,1 kW
Hydraulic oil capacity  8 l
Bandwheel Diameter  500 mm
Blade Speeds  18 – 150 m/min Inf. variable speed
Blade Size  4150 x 34 x 1,1 mm
Coolant Capacity  80 l , recirculating
Feed Stroke
 400 mm
Multiple Indexing
 Automatic
Feeding Table Length
 1500 mm
Front Table
 400 (L) x 330 (W) mm
System Control
 Siemens S7-1200 PLC
Data Entry
 6" Colur Touch Screen
Size
 2100 x 2000 x 2000 mm
Net Weight  17000 N
Saw Frame, Power Transmission and Blade tensioning system:
The saw frame is inclined for 35 degrees which increases the lifetime of blades. The elevation control is realized with an encoder. This greatly reduces the time needed for the next cutting cycle.
Looking to its high end cutting applications using Carbide Blades, DC300A Power CNC Band saw mchines are equipped with a powerful helical geared drive of 4 kW, makes it the most powerful and the efficient machine in this catagory. It is  integrated with an 5,5 Kw Inverter for infinitely variable blade speeds.
Tensioning is powered by hydraulic with easy to operate controls. Allows for very quick and convenient blade change A state of art hydraulic blade tensioning arrangement, calibrated for the required tension in the blade & hence avoiding undesirable stresses in the blade, which improves the tool life.  Its well engineered design makes it possible to align the wheels easily if needed.
Automatic movement of movable blade guide along with main vise. Movable blade guide moves on wide and strong Linear motion guideway,which provides large area of contact and highly engineered assembly, eliminates vibrations in movable blade guide. Both blade guides are straight having no cantilever joints, correctly aligned with the cutting line & hence guiding the blade to cut straight. Also blade guide slot is pre-designed & defined which allows the smooth blade movement, eliminating vibrations & achieves taper free cuts. No gap setting required for the carbide tip, while inserting the blade.The carbide tips & gap is pre-designed & for life.

A hydulic lock locks the movable blade guide arm automatically of these high performance machines, before start of the cutting, makes it a roubust guide for high speed and high feed cutting without vibrations.
Hydraulic system:
Powered by 0,75 kW, 6 l/min pump, Kladivar-Parker. During cutting the hydraulic system is idle which keeps the oil temperature at environmental level at all times and saves electricity. An efficient hydraulic system with 24V solenoid valves having LED results in easy diagnose of the problem at first hand, if occurs. Also it is saving the energy as pump goes off during feed & therefore maintaining oil quality for the longer periods.
The down-feed cutting force is adjustable and automatically maintained at set level with built-in highly reliable, maintenance-free hydro-mechanical control system.
The feed rate is adjustable through a front-end operated valve on the fixed guiding arm.
Clamping:
Main vise has a heavy duty construction for clamping the job and is coupled with movable vise, hence always keeping gap between workpiece and blade guide to minimum. For easy handling of cut pieces a solid plate table, 400 mm in length, is bolted on to machine base in front of the front clamping vise. It is fully coolant panned to return coolant to the machine.
Its a neatly designed Shuttle vise and table. Clamping system is equipped with self adjusting shuttle vise. Clamping presure at feed vise is infinitely variable and can be set s per cutting application.All movable items are fully shielded for the safety. Gap between the rollers are covered, which prevent chips and small job ends to fall inside. Also it protects the hard chrome plated guide bars from chips etc, on which shuttle moves.
Cooling and chip removal:
Coolant tank is equipped with chip filteration and metal dust arrest system, keeps the down time low. Easy to clean tank, integrated with chip conveyor makes it possible to eaisly clean chip conveyor housing also.
Great care has been taken to remove the chips efficiently and in general to keep the machine as clear of chips as possible. Chips are removed from cutting area to easy-to-empty container with automated chip conveyor. The conveyor is activated at the start of the machine and runs contineously for the best cleaning. Chips and coolant are separated into two tanks.
Operation and safety:
The ergonomically designed control console with touch screen display having well defined menu for ease in programming and operation. All keys are well designated conveniently located over the console.
Touch screen facilitates the Length setting for various batches with ease and also display real time Cutting rates and blade speed, enables operator to monitor and maneuver the machine.
This Touch screen can be programmed in various langauges as per customer's requirement.
The saw may be operated in semi or fully automatic mode in which the automatic cutting cycle is synchronized with bar feed mechanism and clamping action.
The saw will automatically shut off in case that the blade breaks, the determined number of pieces have been cut or there is a loss of pressure in the hydraulic system.
Automatic control is provided by SIEMENS. Clear layout and orderly marked wiring facilitates user friendly servicing.
Machine is equipped with blade guards and awareness barriers for safety purposes according to CE norm.
Please contact us for more information on how PE-TRA DC300A CutMaster could help you solve your specific metal cutting needs.

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