Crankshaft Machining Line

1)Table Type Plano Miller (OP20, OP50) Specification
Machine Specification (Used Machine)
Year of manufacture 1984　2015
Maker Waldrich Siegen (Germany)
Model V/H-50(1S)
250/200 - 225x400
Distance between columns 2,500 mm
Distance between top of table and spindle nose 2,000 mm
Table size 2,250 x 8,700 mm
Max. table load 20 tons/M
X-axis stroke 9,503 mm
Y-axis stroke 3,755 mm
Z-axis stroke 1,000 mm
X-axis feed rate (rapid) 10,577 mm/min
Y-axis feed rate (rapid) 10,350 mm/min
Z-axis feed rate (rapid) 5,079 mm/min
Spindle speed range 10 ~ 1,787 rpm (3 steps)
Max. torque at 1st step 3,500 Nm
Cross section of ram 500 x 500 mm
Tool taper with collet ANSI B 5.50 No. 50
Main spindle drive power 50 kW
Attachment 2-axis angle attachment
Control system Siemens 840D PL

2 Horizontal Milling & Turning Machine (OP30) Specification
Machine Specification (Used Machine)　
Maker　 SKODA (Czech)
Model　 SR2-200NC
Year of construction　 2001
Control system　 Siemens 840D
Main Dimension
Turning diameter over the support 2,000 mm
Center high over the bed 1,300 mm
Workpiece weight between center　 25 t
Width of guide way　 2,500 mm
Max. workpiece length　 10.000 mm
Spindle　
Diameter of front bearing　 2,000 mm
Diameter of clamping plat　 1,600 mm
Diameter of center (1:10)　 160 mm
Apex angle of center　 90 degree
Headstock　
Max. torque　 90 kNm
Headstock turning speed min.　 1 rpm
Headstock turning speed max.　 400 rpm
Gear box step　 3
C-axis Max. torque　 90 kNm
Turning speed　 0.004~5 rpm
Support
Longitudinal feed axis Z Min. 0.01 mm/min
Max. 6,000 mm/min
Cross feed axis X Min. 0.01 mm/min
Max. 6,000 mm/min
Length of cross slide feed (X-axis)　 1,000 mm
Feed power (Z-axis)　 160 kN
Feed power (X-axis) 160 kN
Turning of the milling tower (B-axis) 0~180 degree
Length of headstock along column (Y-axis)　 -250 / +450 mm
Headstock feed　 1~2,500 mm/min
Number of spindle in the headstock 2
Spindle speed in 2 step 1~1,800 rpm
Tool hold　 ISO 50
Tailstock　
Quill diameter　 320 mm
Center diameter　 100 mm
Apex angle of center　 90 degree
Quill travelling　 250 mm
Moving speed of tailstock　 3,000 mm/min

3 Horizontal Milling & Turning Machine (OP40, OP50, OP60) Specification
Machine Specification (Used Machine)
Maker Ravensburg (Germany)
Machine type Horizontal Lathe
Model KVH 4 – CNC
Year of construction 1993 / 2015(retrofit)
Control system Siemens 840D (retrofit)
Main Dimension
Turning diameter over bed cover 2,300 mm
Turning diameter over carriage1,800 mm
Center height over floor1,650 (2,300) mm
Center height over bedways 1,520 mm
Distance between centers 6,000 mm
between centers 16,000 kg
Weight of the machine150,000 kg
Width of beds 1,450 mm
Height of beds 670/750 mm
Operating voltage 380V / 50 Hz
Total capacity required (switch cabinet) 400 kW
For two chillers of main hydraulic units 2 x 19 kW
For coolant unit 7 kW
Head stock (left & right) with hydrostatic spindle bearings
Main spindle diameter at front bearing 500 mm
Spindle speed (4 steps) of left headstock 300 rpm
Spindle speed (4 steps) of right headstock 350 rpm
Main spindle motor power DC 118 kW
Max. torque at faceplate (at step 1) 60,000 Nm
Diameter of left faceplate 2,000 mm
Diameter of right faceplate 1,100 mm
Headstock traverse 2,500 mm
Feed rate 3,000 mm/min
Clamping Hydraulic
Spindle head acc.DIN 55 026, Type A
DIN 55026 Size 28
C-axis with spindle brake with spindle brake
Spindle speed 0.003~2.8 rpm
Max. torque at faceplate 32,000 Nm
Angular measuring system ROD 1750
Headstock slide (Q1/Q2 axes)
Headstock traverse 2,500 mm
Feed 1~3,000 mm/min
Longitudinal measuring system LB 326
Slide clamping Hydraulic 液压
Sword turning unit (TURN 4 a)
Height of sword 350 mm
Width of sword 78 mm
Displacement of sword (W1-axis) 400 mm
Feed speed of sword (W1-axis) 1~5,000 mm/min
Rapid traverse 5,000 mm/min
Feed power W1-axis 54 kN
Tool holding fixture KM 63
Clamping tool and sword Hydraulic
Milling unit (MILL3)
Tool clamping Automatically
2 Tool holding fixtures acc. DIN 2079 ISO SK50
Tool clamping force 24 kN
Diameter of milling spindle 160 mm
2 Milling spindle speeds 7~720 rpm
20~2,000 rpm
Drive capacity (A.C. motor) 30 kW/1,500~6,500 min-1
Gear shifting Hydraulic
Height adjustment vertical (Y1-axis) Y
Downward +100 mm
Upward -350 mm
Feed speed (Y1-axis) 1~5,000 mm/min
Rapid traverse 5,000 mm/min
Min. distance to steadyⅠ(in Z direction) 200 mm
3-fold steady rest
Supporting diameter steady 180~330 mm
Weight capacity 3 ton
Diameter supporting sleeves 85mm
Diameter of rollers 60 mm
Width of rollers 60 mm
Thermal stabilization of lubricant for headstock and milling unit

Re cooling unit TMO/L 24.0
Cooling capacity 27.9 kW
Pump capacity 160 l/min
Chip conveyor
Type 300 S-2
Width of belt 300 mm
Drive capacity 0.55 kW
Coolant device
Tank capacity 1,600 liter
Pump capacity 80 l/min
Paper wep filter PF 210 / 1600
With paper Type V30 / 1020
Floating capacity 450 l/min

5 Gun Drill & Polishing Machine (OP60, OP90) Specification
Major Specification (Used Machine)
Maker　 Shinil Machinery (Korea)
Year of manufacture 2008
Min. workpiece length　 2,715 mm
Max. workpiece length　 6,735 mm
X-axis stroke　 6,000 mm
W-axis stroke　 4,500 mm
Z-axis main hole gun drill　 1,000 mm
Max. speed　 30 ~ 2,400 rpm
Angle adjustment　 0 ~ 75 degrees
C-axis index　 360 degrees
Control system　 Fanuc 18i

Ref. No. BPMB61929