Common Saddle (Part no. 9)

a)      Made by cast iron

b)      Make sure the machine table and the vice had be aligned by using dial indicator

c)      Surface finishing for three sides.

d)      Cut the workpiece become more suitable size by the machine.

e)      Milling another three sides become the right dimension.

f)        Workpiece was then placed onto the grinding machines for further polishing

g)      0.5mm for each side were left for the grinding process

h)      Rough cut the middle part.

i)        60° angles milling tool to cut one side.

j)        Another side just needed to mill the middle part.

k)      A point was set to be the origin and the digital indicator was reset to be all zero

l)        The coordinates of other 3 corners were recorded

m)   Drilling all the holes.

Z-axis Saddle (Part no.22)

The material used is cast iron which is very hard to machine.

a)     cast iron given is cut into smaller part for milling by cutting machine

b)     cast iron is then milled into the required rectangular shape

c)      grinding machine is used to smooth the surface of the saddles

d)     the ditch is machined using cutting tool and 60 form tool respectively

e)     the holes are drilled by using edge finder and drilling tool