Warco Mill

The process for getting the CNC induction

  • Become a member of So Make It.
  • Request Mill Induction on Slack in the #machining-milling channel
  • Wait for contact from a volunteer Mill super user who will arrange to carry out the induction.

Please read the Risk Assessment below

Date of Assessment29/03/2024Version1.0
ActivityUse of the Warco Mill
EquipmentWarco Mill
Details of activity 
Induction / Role RequiredTraining Required
Form completed byJoseph 
  • This risk assessment is intended to provide guidance on the risk associated with the above equipment and activities in normal use.
  • Please also check general risk assessments for the area within which this equipment or activity is based.
  • Any discrepancies, errors or concerns should be raised with the document authors, area specialists (e.g. admins, superusers) or trustees.

Understanding Risk Rating:

Risk RatingAction
LOWEnsure current control measures are in place and continue with activity
MEDControl measures may be adequate, co-supervision is recommended
HIGHDo not undertake activity without further consultation with area specialists

Risk Assessment

Identify HazardsWho may be harmed and howSeverityControl MeasuresLikelihoodRisk Rating
Something with the potential to cause harmUsers, bystanders or particular at risk groupsLow / Medium / HighWhat is in place to reduce the harm or likelihood.Low / Medium / High
Incompetent userUser, BystanderHIGH            Users must not use tools that they are
not competent to use.
Members must challenge use that
they believe is dangerous.
All members wishing to use the mill
must request training for tool via the
members area
Users must read the risk assessment
before using a tool.
Users must complete induction
before use.
LOW        MED      
Contact with cutterUserHIGH          Do not touch moving parts of
machine once in use
Do not put hands behind the guard –
If swarf removal is needed use a
brush
Mill should be switched off
immediately after use
Do Not Wear Gloves or loose
clothing when operating the machine
Tie long hair back when operating
the machine
LOW          MED  
Ejection of workpiece (Kickback)User of the tool, users of the room, the space.HIGH          Use a machine vice where possible.
Make sure the part is secured in the vice or to the table before starting a
cut
Cuts should not exceed
recommended cutting depth or feed.
Parts attached directly to the bed
must be securely clamped
The vice or other workholding jigs
must be attached securely to the bed
Other users of the room should not
be close to the machine
The machine should be used with it’s
guard attached, when possible
Support for parts, in the form of
parallels, centres, jacks, etc, should
be used where appropriate. 
LOW  MED      
Cutter
snatching or
jamming
User of the tool, users of the room, the space.LOWDo not exceed the recommended
feed and speed settings of the mill
Do not exceed recommended cutting
depths
Make sure that your material is free
from foreign objects.
Do not make a cut that exceeds your
material depth.
Ensure cutter is sharp before use
Side-cutting tools are not to be held
in a Jacobs chuck.
The machine should be used with it’s
guard attached, when possible
MED      LOW
NoiseUser of the tool, users of the room.LOWEar protection is advised, particularly
on harder materials
LOWLOW
Flying
splinters of
broken cutter
User of the tool, users of the room.MED    Eye protection must be worn whilst
using the mill
Eye protection must be worn by all
users of the workshop.
Do not exceed the recommended
feed and speed settings on the mill
Do not exceed recommended cutting
depths
Make sure that your material is free
from foreign objects.
Do not make a cut that exceeds your
material depth.
Ensure cutters are sharp before use
Ensure the drawbar is tight before
starting the machine
The machine should be used with it’s
guard attached, when possible  
MEDMED
Hot, sharp, swarfUser of the tool, users of the room.MEDEye protection must be worn whilst using the mill
Eye protection must be worn by all
users of the workshop.
Swarf should not be removed by
hand – use a brush or vacuum
Swarf should be cleared into a metal
bin after use after the mill has been
used
The machine should be used with it’s
guard attached, when possible
MEDMED
Drawbar –
spinning and
ejecting
spanner
User of the
tool, users
of the
room, the
machine
itself
HIGHDrawbar cap must be over the
drawbar when the machine is on
The spanner to remove or tighten the
drawbar must be removed before the
machine is turned on
The drawbar must be tightened for
any tool that is to spin under power
LOWMED
Chuck keys
and collet
spanners –
ejected
User of the
tool, users
of the
room, the
machine
HIGHChuck keys and spanners must be
removed from the chuck before
starting the spindle.
The guard should be used where
possible
LOWMED
Tooling
coming loose
and coming
out
User of the
tool, users
of the
room, the
machine
MEDEnsure the drawbar is tight before
using the machine
If a collet chuck is used, ensure the
correct collet is used, and the collet is
holding the tool securely
MEDMED
Electrical –
Damage to
cables or
internal
electronics
User of the
tool
MEDThe mains cable should not be
exposed to the spindle side of the
machine
The machine must not be used with a
damaged mains cable
The machine should be PAT tested at
reasonable intervals – at least once
per year
All users must be made aware of the
location of the emergency stop
MEDMED
Driving the
tool holder
into the vice
or part with
Z-axis power
feed
The
machine,
user of the
tool
LOWThe user of the machine must be
warned to leave some space when
machining with the power feed
If the spindle crashes into the
workpiece, the mill should be turned
off and the quill feed disengaged.
MEDLOW
Tripping over
debris around
the mil
The user of
the tool
MEDNo items are to be left within the
purple line.
A user must remove any items from
the purple line before using the mill.
MEDMED