carving ship model hulls
TRANSCRIPT
Carving Ship Model HullsLaminated and Machine Carved Hulls
Pete Jaquith
09 June 2015
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Topsail Schooner Eagle 1847
• Topsail schooner rig
• Built in Arrowsic Island, ME in 1847
• 3/16” to the foot, 1:64 scale
• Model characteristics
– Scratch build
– Laminated solid hull
– Upper hull planking recessed
– Built up bulwarks
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Topsail Schooner Eagle 1847
• Tools
– Building board
– Drawknife
– Gouges/chisels
– #49 Pattern Makers File
– 60 Grit sandpaper w 1.5” dia dowel
– Sanding sticks
– Dial calipers
– Disk sander
– Drill press
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Topsail Schooner Eagle 1847
• Templates (laminated on artist mat board)
– Stem profile
– Stern profile
– Stations
– Deck camber
– Deck fore end
– Bulwark fore end
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Topsail Schooner Eagle 1847
• Laminated hull block
– Bass wood laminations
– Tilebond glue (brown)
– Transom a separate assembly
• Layout profile, deck shear and camber
• Stem / stern profile
– Shape stem profile
– Shape stern profile
– Shape transom (disc sander)
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Topsail Schooner Eagle 1847
• Deck shear / camber– Shape fore desk shear
and camber (drawknife)– Fit transom assembly– Shape poop deck shear
and camber (drawknife)
• Layout deck centerline, stations, deck at side, mast holes– Drill mast holes (drill
press)– Shape tumble home aft
(disk sander)– Shape deck at side fwd
(disk sander)
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Topsail Schooner Eagle 1847
• Lower hull– Shim hull block to hold
waterline level
– Screw hull block to building board
• Carving lower hull– Shape deadrise
(drawknife)
– Rough out stations (gouge)
– Rough fair between stations (gouge/chisel)
– Fair between stations (pattern making file/sanding sticks
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Topsail Schooner Eagle 1847
• Carving upper hull recess
– 3/64” recess for upper hull planking
– Layout inner surface on deck at side
– 1/16” wide grove at bottom (1/8” below copper line)
– Vertical cuts with gouges/chisels
– Finish with sanding sticks
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Topsail Schooner Eagle 1847
• Stem, keel, stern post, and rudder
– Fit stem, keel, and stern post
– Dry fit rudder
• Mounting pedestals
– Drill pedestals holes (drill press)
– Dry fit pedestals
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Topsail Schooner Eagle 1847
• Hull block complete and ready for:
– Deck planking
– Poop bulkhead
– Bulwark framing
– Upper hull planking
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Topsail Schooner Eagle 1847
• Built up bulwarks
– Timberheads recessed into hull block
– Every 3rd timberhead recessed (recommend recessing all at bow)
– Recesses cut w razor blade and 1/16” chisel
– Covering board used as template
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Topsail Schooner Eagle 1847
• Bulwark and upper hull planking
– Bulwark planking recessed 1/32 “ from upper hull
– Upper hull planking flush with lower hull
– Upper hull planking extends 1/8” below copper line
– Lower hull will be coppered
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Topsail Schooner Eagle 1847
• Hull, deck, bulwark, deck furniture, hull fittings complete
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Brigantine Newsboy 1854
• Brigantine rig
• Built in Owls Head, ME in 1854
• 3/16” to the foot, 1:64 scale
• Model characteristics– Semi-scratch built from
old Model Shipways kit
– Machine carved solid hull construction
– Upper hull planking recessed
– Lower hull coppered
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Brigantine Newsboy 1854
• Templates (laminated on artist mat board)
– Stem profile
– Stern profile
– Stations
– Deck camber
– Deck F/A ends
– Bulwark F/A ends
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Brigantine Newsboy 1854
• Initial assessment
– Establish key reference lines
• Buildup required
– Bottom amidships
– Stern post and counter
– Main deck shear and camber
– Bulwark tops
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Brigantine Newsboy 1854
• Reference lines
– Center line
– Keel half siding
– Stem and stern profile
– Stations
– Deck at side
– Bulwark top (inner and outer lines)
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Brigantine Newsboy 1854
• Lower hull– Shim hull block to
hold waterline level– Screw hull block to
building board
• Carving lower hull– Shape stem & stern
profile– Shape deadrise
(sanding block)– Rough out stations
(gouge)– Rough fair between
stations (gouge/chisel)
– Fair between stations (pattern making file/sanding sticks)
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Brigantine Newsboy 1854
• Carving upper hull recess
– 3/64” recess for upper hull planking
– Layout inner surface on bulwark top
– 1/16” wide grove at bottom (1/8” below copper line)
– Vertical cuts with gouges/chisels
– Finish with sanding sticks
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Brigantine Newsboy 1854
• Stem, keel, stern post, and rudder– Fit stem, keel, and
stern post
– Dry fit rudder
• Mounting pedestals– Drill pedestals holes
(drill press)
– Dry fit pedestals
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Brigantine Newsboy 1854
• Hull block complete and ready for:
– Upper hull planking
– Carving inner bulwarks
– Deck framing
– Deck planking
– Bulwark framing
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Brigantine Newsboy 1854
• Bulwark and upper hull planking
– Bulwark planking recessed 1/32 “ from upper hull
– Upper hull planking flush with lower hull
– Upper hull planking extends 1/8” below copper line
– Lower hull will be coppered
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Brigantine Newsboy 1854
• Inner bulwarks– 1st exterior planking
installed with Tilebond wood glue
• Carving inner bulwarks– Layout inner cut line on
bulwark top– Vertical cuts with
gouges/chisels– Finish with sanding sticks– Control thickness to with
dial calipers– ~1/16” total thickness
(1/32” + 1/32” planking)
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Brigantine Newsboy 1854
• Inner bulwarks
– Finish with sanding sticks
– Control thickness to with dial calipers
– ~1/16” total thickness (1/32” + 1/32” planking)
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Brigantine Newsboy 1854
• Deck framing
– Deck framing built up from basswood strip
– Used to establish correct deck shear and camber
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Brigantine Newsboy 1854
• Mast holes
– Drill mast holes (with drill press)
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Brigantine Newsboy 1854
• Deck planking and bulwark framing
– Typical deck planking, waterways, covering board, and bulwark framing
– Bulwark framing fwd based on figures in The American-Built Clipper Ship by William L. Crothers
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Brigantine Newsboy 1854
• Hull, deck, bulwark, deck furniture, hull fittings complete