new safety mill kaizen designs_v5
TRANSCRIPT
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- KICK OFF MEETING - WARMING MILL OPERATOR SAFETY KAIZEN
STRATEGIC ENGINEERING – MH BU
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Feeding Conveyer
Bottom Conveyer
Back Fence
Strip cutter System
Nylon Guard
New Compound Guard
Basic requirements in BS EN 1417 :2008
Continuous Improvements
360 degree belly bar
OUTLINE
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Staretgic Engineering - MH BU
Feeding conveyer
Two position moving as upward & downward Height will depend on operator height variance to access the feeding conveyer
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Bottom conveyer
Bottom
conveyer
Side angle
plates
Conveyer using for falling compound move to the operator side & side plates support to direct the falling compound in to the bottom conveyer.
Moving to forward & backward
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Staretgic Engineering - MH BU
Back Fence
Back fence working as a barrier in back side of the mill. If somebody open the back fence door while operation, quickly mill stopped.
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Strategic Engineering - MH BU
Nylon Guard
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Staretgic Engineering - MH BU
New compound Guard
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Requirement for belly bar in BS EN 1417 :2008
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Requirements in BS EN 1417 :2008 for 60” warming mill
Positioning of the trip bar
A
B
A = 1200 ± 50 mm B = > 300 mm C = > 850 mm D = > 1300 mm
Ø= 560 mm
FRONT ROLL
BACK ROLL
C
D
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Actuation of the trip bar
FRONT ROLL
BACK ROLL
E
Require a force > 200N for activation Equipped with at least one position sensor at each end Activation displacement not exceeding 10 mm at least towards the roll and away from it
F F
E = < 10 mm F = > 200 N
Requirements in BS EN 1417 :2008 for 60” warming mill
E
BS EN 1417 :2008
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Foot path to cutter & belly bar designs Staretgic Engineering - MH BU
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Critical point of the strip cutter
Staretgic Engineering - MH BU
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Staretgic Engineering - MH BU
Option 1
- Convenience production - Body bar can be activate 180 degree - Easy for implementation
- Not comply the EN standard - Risk is there
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Option 2
- Comply the EN standard
- In convenience production due to frequent stoppage
- Additional ergonomic risks exists - Not convenient to activate Body bar
180 degree - There is a risk of compound entangle
and break the bar
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Option 3
- Comply the EN standard
- In convenience production due to frequent stoppage
- Additional ergonomic risks exists - Not convenient to activate Body bar
180 degree - There is a risk of compound entangle
and break the bar
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Strategic Engineering - MH BU
Finalized design - Cutter set
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Belly Bar
Mill mounting bracket
Hanging part
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Belly Bar Cont.
Hanging part Mounting part
Limit switch
Adjustable screw
Spring
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Discussion
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Staretgic Engineering - MH BU
Thank You