Cutting Sample MC430L

1
Cutting Sample MC430L
Engraving the letters on a grain of rice
Engraved 110 characters !

• -Machine- MC430L
• -Material- Grain of rice
• -Notes- Rice surface was machined as referent
  business.
• ??? ???Grain surface engraving more than 100
  letters.
• Letter size
• Height 0.16mm?Width 0.02mmDepth 0.015mm

-Cutting time-
Litters engraving 22min -Cutting condition-
Spindle rotation(S) 40,000min-1
Feed rate (F) 30 mm/min -Cutting tool-
Letter engraving FLAT EM f0.02
(NS-Tool Micro Edge NSME100 )
2
Cutting Sample MC430L
Wavy surface (small)

• -Machine- MC430L
• -Material- STAVAX (HRC52)
• -Notes- Two wavy surfaces(core and
  cavity) can be matched perfectly.

-Cutting time- Each
cavity62min -Cutting condition- Spindle speed
20,00040,000min-1 Feed rate 2,0002,000
mm/min Pick feed of finishing 0.02mm -Cutting
tool- Rough Ball EM R1.5
Semi finish Ball EM R1.0 Finish
CBN Ball EM R0.5
3
Cutting Sample MC430L
Pins with harden material (round,triangl,square)
- Machine- MC 430L - Material-
STAVAX(52HRC) - Notes-???0.2? ?? Side 0.231?
??0.2? Height 6?
- Cutting time- 2 H 50 min - Cutting
condition- Spindle rotation 18,000 min-1
Feed rate 7004,000 mm/min - Cutting
tool- 3 tools
MHR430R?1.5R0.56 Sidewall surface roughness
Rz0.64µm Flat bottom surface roughness
Rz0.77µm
4
Cutting Sample MC430L
Small hole drilling
- Machine- MC 430L - Material- PEEK 450 -
Notes-Thickness?0.5? ?0.1?399
holes ?0.07?694 holes
?0.05?961 holes
- Cutting time- 2 H 47 min ?0.1 ?
4788 holes/tool ?0.07? 8328 holes/tool
?0.05? 11532 holes/tool
0.1? pitch
0.1?pitch
0.05?pitch
0.15? pitch
5
Cutting Sample MC430L
Reflector Slit Machining

• Machine- MC 430L
• - Material- NAK 80
• - Notes- Good quality face cutting
• 0.4mm width ?3.0mm deepness

- Cutting time- Reflector 2 H 30 min
Deepness 4 H 10 min - Cutting condition-
Spindle Rotation 21,00040,000
min-1 Feed Rate 7004,000 mm/min
Cutting Amount (Ad/Rd) Reflector
Cutting 0.01/0.01mm Gulf Cutting
0.0070.01mm - Cutting tool- 5pcs
Ball EM R2.0R0.2 Reflector Cutting CBN
R0.5
6
Cutting sample MC430L
Jig grinding with CBN tool
- Machine- MC430L- Material- SKD11 (62HRC)-
Notes- Inside Diameter less than 1µm Surface
roughness max height less than Ry 1.1µm
- Cutting form- Deepness 8 mm
Diameter f4 mm (Lower f3.7 mm) - Cutting
style- Chopping cutting - Cutting time- 6
min
- Cutting condition- Spindle
Rotation120,000 min-1 Whetstone CBN
Electricf3.0 170 Feed Rate of
Circumference 6 mm/min Feed Rate of Z axis
4,000 mm/min
7
Cutting sample MC430L
Small amount cutting to tungsten carbide material

Machine MC430L Cutting Spindle Rotation
37000min-1 Cutting style Helical
cutting Material Hard Sumitomo Electronics
Hard Metal AF1 5 holes Diameter thickness 10mm
pitch 18.75mm Lower hole f14.94mm Wire cutting
Result Pitch X Axis Max 2.2µm
Y Axis Max 0.3µm Finish Diameter
f15.000 0.0006-0.0008mm Face Rough
Ra0.08 to 0.22µm Rz0.64 to
1.15µm Inside Diameter 0.8 to 1.5µm
Cutting time 76min/hole After 5 holes
cut, rubbing by PCD tool -gt radius0.7µm

8
Cutting sample MC430L
Lozenge Electrode Cutting
- Cutting time- 3H 57 min
- Machine- MC430L - Material-
Copper
- Cutting condition-
Spindle Rotation 20,000 30,000
min-1 Feed Rate 1,5008,000 mm/min
- Cutting tool- 3 pcs Rough
MHR430R ?3.0 R0.3 Semi-Finish MHR430R
?3.0 R0.3 Finish MHR430R ?2.0
R0.3
9
Cutting Sample MC430L
Copper Electrode
- Machine- MC430L - Material-
Copper
- Cutting time- 6H 10 min
- Cutting condition-
Spindle Rotation 30,000 min-1 Feed Rate
1,0006,000 mm/min
- Cutting tool- 3 pcs Rough
MHR430R ?2.0 R0.3 Semi-Finish MHR430R
?2.0 R0.3 Finish MHR430R
?2.0 R0.3
10
Cutting Sample MC430L
Graphite thin rib and pin
- Cutting form- Rib Thickness 0.05mmHeight
2.5mm Pin Diameter 0.1mmHeight2.5mm -
Cutting tool- 2 pcs
- Machine- MC430L - Material-
Graphite
11
Cutting Sample MC430L
0.1mm thin rib on WC material
MaterialVery Hard(AF1 ) ToolRough f7
CBN Whetstone Finish fPCD Tool(Dia25µm) Rib
ThicknessX Height 0.1X5.0mm
Result RibThickness -Gap of Upper and Lower
2µm-Face Rough Rz 0.30.4µm
Ra 0.08µm
12
Cutting Sample MC430L
3D chamfering on WC material
MaterialVery Hard(AF1 ) Work piece size
?14 Cutting Tool Rough/Semi-Finish f4 Diamond
Whetstone Finish f5 PCD
Tool(Dia25µm)
Lower ?R0.2
Upper ?R0.6
13
Cutting Sample MC650L
Game controller (Cavity)
- Cutting time- 2 H 11 min
- Machine- MC650L (BBT30) - Material-
STAVAX (50HRC) - Notes- CBN Tool
Straight Cutting
- Cutting condition-
Spindle Rotation 18,000 20,000 min-1
Feed Rate 4,0001,600 mm/min
- Cutting tool- 3 pcs Rough Ball EM
R2.0 Semi-Finish Ball EM R1.0
Finish CBN Ball EM R1.0