Description

MACHINE PARAMETERS AFTER MODERNIZATION
WORK PARAMETERS
Maximum machining diameter [mm] 6 300
Maximum machining diameter in the table center [mm] 4,000
Maximum workpiece height [mm] 2,500
Maximum workpiece weight [kg] 40,000
TABLE
Clamping plate diameter [mm] 3 200
Maximum table load [kg] 40,000
Clamping plate speed [rpm] 1 – 80
Maximum Torque [kNm] 120

DRIVE STAND
Stand travel [mm] 1 550
Stand Speed ​​[mm / min] 500

FRAME
Transverse travel [mm] 1 900
Cross travel speed [mm / min] 500
SUPORT
Travel of axis “Z” (slide slide) [mm] 1,600
Feed rate (“X” and “Z” axes) [mm.min-1] 1-6000
Rapid traverse [mm.min-1] 6,000
Sliding cross section [mm] 250×250
Maximum cutting force [kN] 80
CONTROL SYSTEM SINUMERIK 840 Dsl
MACHINE DIMENSIONS
Machine height [mm] 9 800
Machine height above floor [mm] 7 600
Machine length [mm] 11 500
Machine width [mm] 8 600
Machine weight [kg] 65,000
B. TECHNICAL SPECIFICATION OF THE MACHINE MODERNIZATION
Design activities
Structural processing of mechanical modifications of the machine
Processing and operating instructions for the machine
Base plan – only the processing of documentation, the construction is provided by the final customer
Processing of new wiring and PLC program
Processing of wiring instructions
Processing of operating instructions
Modernization of machine subgroups
Table bed
Total control of axial hydrostatic track path
Repair of hydrostatic tanks, new hydraulic elements on the tank and new wiring
New coating
Clamping plate
Total inspection of the clamping plate
Checking and possibly correcting the rim and pinion (correction not included)
Sliding the axial hydrostatic track path, slipping and scraping
Finishing surface of the clamping plate – on the machine itself after reassembly
Repair of workpieces for clamping workpieces
Install rotary speed sensor in the center of the table
Table drive
Complete disassembly of the drive
Gearing check in drive gears
Replacing bearings
Sealing of joints
Re-lubrication of gearbox
New paint on the inside and outside of the drive
DC motor overhaul
Install incremental rotary encoder on motor
Stand travel
Fixing the traversing bed guide surfaces to geometric accuracy
Sliding surface linings of the slide carriage, wedges and rails with sliding material, milling, lubrication grooving and scraping
Machining of the bed casting to install the linear displacement transducer
Replacement of slide lock
Reconditioning of the trapezoidal screw, nut and worm gearbox drive of the rack drive
New telescopic covers for the stand
Re-lubrication of the rack travel
New energy carrier between machine base and stand
New wipers
New coating of bed and sled
Stand
Repair of guide surfaces
Adjustment of the stand for the installation of the linear transverse measuring device
New energy carrier between rack and cross member
New coating of the rack
Crossbar
Correction of the front guide rails to geometric accuracy
Lining of the rear sliding surfaces of the crossbar and arm, wedges and rails with sliding material, milling, milling of lubricating grooves and scraping
Machining the cross-member casting to install the X-axis linear transducer
Adjustment of the cross member casting for the installation of the slide drive ball screw X-axis
New ballscrew of the slide drive – X-axis
New X-axis drive with SIEMENS motor and ALPHA planetary gearbox
New absolute linear X-axis travel measurement
New lubrication unit common for cross member, support and stand travel
New telescopic crossbar covers
New energy carrier between cross beam and slide
Refurbishment of the worm gear by lifting the trapezoidal bolt cross member, nut and lock nut for lifting the crossbar
Cross bar blocking
New trapezoidal screw lubrication unit (grease lubrication)
New wipers
• New crossbeam coating
Slide slide
Sliding surface of rear sliding surfaces of slides, wedges and rails, milling, grinding grooves milling and scraping
Adjustment of slide for bearing of ball nut
New ball nut mounting bracket
New lubrication distribution from aggregate to cross member
New wipers
New coating of the slide
Suport
Sliding surfaces of slide and wedge sliding surfaces, milling, milling of lubrication grooves and scraping
Machining of the support for the assembly of the new drive, feed screw and Z-axis linear metering.
Repair of the slide and fitting into the support box
New bracket for Z and X1 axis drives
New mounting of ball screws
New ballscrew of the slide drive – Z-axis
New Z-axis drive with SIEMENS motor and ALPHA planetary gearbox
New absolute linear Z-axis travel measurement
New lubrication distribution from aggregate to cross member
Refurbishment of tool holders
New LED lighting
New wipers
New coating of slides
Electrical equipment
• New RITTAL cooling cabinet
New terminal blocks on the machine
SIEMENS SINUMERIK 840 Dsl
New control