Workshop extractor

Intake side. Made from aluminium.
knoba - Workshop extractor

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Exhaust side. Enclosure made from 304 stainless steel, plywood & galv weldmesh.
knoba - Workshop extractor

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240v Torin Sifan extractor, centrifugal fan. Fabricated wall interface.
knoba - Workshop extractor

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3 developments. Mallet formed. Pop riveted & silicon seams. Cad file below.
knoba - Workshop extractor

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Removable grill made from plywood & weldmesh.
knoba - Workshop extractor

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Hardwood former (1st) used for hammer forming intake cowling
knoba - Workshop extractor

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Hardwood former (2nd) used for hammer forming intake cowling
knoba - Workshop extractor

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Hardwood former (3rd) used for hammer forming intake cowling
knoba - Workshop extractor

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First phase complete. To do: trim edges & fold over returns…
knoba - Workshop extractor

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Softwood former (4th) used for hammer forming edges of intake cowling
knoba - Workshop extractor

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Needed to make a tucking fork for this operation
knoba - Workshop extractor

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Front side.
knoba - Workshop extractor

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Back side.
knoba - Workshop extractor

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Power. Extractor is quiet & very powerful.
knoba - Workshop extractor

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Materials:
(FAN)
1 x Extractor fan
1 x Wall interface plate (1.5mm galvanised sheet)
1/8" pop rivets
Rawlplugs
6 x 12x2" stainless steel self tapers
6 x m8 stainless steel washers

(ENCLOSURE)
1 x 4'x4'x1.0mm 304 stainless steel sheet
1/8" pop rivets
Silicone sealant
1/2" closed cell foam sound insulation
High temp spray glue
10mm mild steel bar
2 x m6 stainless steel button cap bolts
2 x m6 stainless steel washers
Plywood
Weldmesh

(INTAKE)
2.0mm 6 series aluminium sheet
Grab adhesive

(ELECTRICAL)
240v metal clad switched outlet with light (5Amp fuse)
Metal clad surface mount backbox
22mm (7/8") through hole rubber grommets
1.0mm twin & earth cable
Rawl plugs
Screws
Earth sleeving
Trunking
Cable ties

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Torin-sifan – Ddn200-180a Extractor

Sassda – Stainless Steel

Rivetwise – Pop (blind) rivets

MK Electric – Commercial / domestic

Thor – Hammers & mallets

knoba – workshop extractor – 2017.dxf

knoba – Metalwork mallets

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http://www.homemadetools.net

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Retro auto tool cabinets

Both cabinets made from recycled stuffs.

knoba - retro auto tool cabinets

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Slotted angle and Dexion for the framework.

knoba - retro auto tool cabinets

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An assortment of car badges collected over the years.

knoba - retro auto tool cabinets

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Each cabinet is 1’x1’x3′ (300mm x 300mm x 915mm).

knoba - retro auto tool cabinets

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This perspex had been hanging about for decades, finally found a spot.

knoba - retro auto tool cabinets

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The wood is pine & machined from an old packing crate.

knoba - retro auto tool cabinets

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The backs are from some old 5 gallon oil cans.

knoba - retro auto tool cabinets

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I sprayed the shelves.

knoba - retro auto tool cabinets

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Used for storing retro auto tooling.

knoba - retro auto tool cabinets

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Materials (per unit):
2 x 1'x3' shelving sheets
2 x 1'x1' side shelving sheets
4 x 1"x2"x3' unequal slotted angle
4 x 1"x2"x1'unequal slotted angle
2 x 1'x1/4"x19" polycarbonate sheet
1 x 5gal oil drum skin
2 x 1 1/2"x1"x3' soft wood
Danish oil
6 x 8x1" countersunk woodscrews
8 x 1/4"x1" nuts, bolts & washers
Paint
Selection of badges
Strong double sided tape

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Dexion – Slotted angle

3m – Super strong double sided attachment tape

Paints4trade – Direct To Metal Paint

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Claves

Made from East Indian Rosewood, oiled & waxed. 130x20mm.

BBQ

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BBQ

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knoba – Dropbox – Claves-01.ogg

knoba – Dropbox – Claves-02.mp3

Wood-database.com – East Indian Rosewood

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Metalwork mallets

large diameter heads & long reach heads in double wedge, round & flat
knoba - metalwork mallets

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Heads are home grown & seasoned holly, wedges are mahogany & handles are beech.
knoba - metalwork mallets

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Handles turned from old table legs, spoke shaved ovoid, danish oiled and burnished smooth with 00 wire wool.
knoba - metalwork mallets

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Added extra weight with heated and shrunk rings
knoba - metalwork mallets

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3 smaller mallets, beech dowel handles, holly heads.
knoba - metalwork mallets

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All heads danish oil soaked in poly bag, finish left on heads
knoba - metalwork mallets

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knoba - metalwork mallets

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knoba - metalwork mallets

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Materials:
Large heads: 2 x 125x50 mm o/d (5"x2" o/d) holly
Long reach heads: 2 x 180x40 mm o/d (7"x1 1/2" o/d) holly
Small heads: 3 x 100x32 mm o/d (4"x1 1/4" o/d) holly
Large head handles: 2 x 280x40 mm o/d (11"x1 1/2" o/d) beech
Long reach head handles: 2 x 325x40 mm o/d (12 1/4"x1 1/2" o/d) beech
Small head handles: 3 x 330x15 mm o/d (13"x19/32" o/d) beech
Danish oil
00 Wire wool

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Wood-database.com – holly & beech

Colron – refined danish oil

Liberon – steel wool

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Via punches

Machined punches for brass through hole rivets
knoba - via punches

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Copper tracks had lifted, component had disintegrated, good repair, will use again!
knoba - via punches

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Refined the punches with; a taper, size i.d. & thumb nook
knoba - via punches

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knoba - via punches

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Materials (per unit):
1 x 75x6 mm (3"x1/4") circular solid section stainless steel


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Wired edge dollies

Thanks to billsmetal – youtube. Cut & pickled materials…
knoba - wired edge dollies

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How they will fit together
knoba - wired edge dollies

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Bevelled one edge for easier weld penetration
knoba - wired edge dollies

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Strong, flat heatsink (bench) & clamps to restrict distortion
knoba - wired edge dollies

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Gouged the rear of seam & welded to give homogeneous fusion
knoba - wired edge dollies

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Cleaned up with flap wheel & belt sander.
knoba - wired edge dollies

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Materials:
1 x 20x32x50mm mild steel, Rectangular solid section
1 x 25x38x50mm mild steel, Rectangular solid section
2 x 25x3x50mm mild steel, Flat section
2 x 50x6x50mm mild steel, Flat section

Normalise & harder alloy for upgrades.

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Smaller one here; base is 1/16″ (1.6mm) thick.
knoba - wired edge dollies

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YouTube – Billsmetal

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