Workshop extractor

Intake side. Made from aluminium.

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Exhaust side. Enclosure made from 304 stainless steel, plywood & galv weldmesh.

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

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3 developments. Mallet formed. Pop riveted & silicon seams. Cad file below.

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Removable grill made from plywood & weldmesh.

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Hardwood former (1st) used for hammer forming intake cowling

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Hardwood former (2nd) used for hammer forming intake cowling

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Hardwood former (3rd) used for hammer forming intake cowling

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First phase complete. To do: trim edges & fold over returns…

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Softwood former (4th) used for hammer forming edges of intake cowling

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Needed to make a tucking fork for this operation

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Front side.

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Back side.

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Power. Extractor is quiet & very powerful.

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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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Woodwork awl

Recycled from a well-worn & much favoured Stanley philips 201 screwdriver. Re-ground & oil stone honed with 4 sided point

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Awesome as a point awl (marking accurate; screw / drill points with brad point bits, flat bits & forstners)

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Stanley – hand tools

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Coil winder stick

Made from mahogany, for loading with magnet wire, 500mm long

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A 2a variac core in for rewinding

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Materials:
1 x 524x25x6 mm (20 5/8"x1"x1/4") hardwood
note: use (feet, 1/2 yard) if imperial measurements preferred!

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Wired edge dollies

Thanks to billsmetal – youtube. Cut & pickled materials…

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How they will fit together

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Bevelled one edge for easier weld penetration

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Strong, flat heatsink (bench) & clamps to restrict distortion

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Gouged the rear of seam & welded to give homogeneous fusion

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Cleaned up with flap wheel & belt sander.

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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.

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YouTube – Billsmetal

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Magnetic Bunsen burner

Lovely old thing from ebay.

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Painted with Finnagans Hammerite.

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Old speaker magnet in the centre, steel band on the perimeter slightly taller than the magnet. Both stuck with silicon sealant.

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In action stuck to the bench. No way that’s getting knocked off.

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More helpful with some unusual annealing jobs.

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240v Quick connect

Quick way to hook up stuff to test like; neon bulbs, DUT, etc.

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Standard mains 3 pin plug (UK).

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Access for fuse. Neon bulb, there. Wire gripers are epoxied on.

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Indicator light when unit is live. Entirely from recycle.

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Rivet sets & snaps

No go with any tool suppliers so got this chisel set off ebay…

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Annealed.

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Figuring out what I want and what can get away with. A set of Starrett radius gauges helped me figure out the radii for the tool grinding.

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Machined, stamped, hardened & tempered (to suit: 3/32″, 1/8″ & 5/32″ diameter shank rivets)

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Tried the “heat and hammer a ball bearing in” method, it just made a mess.

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Anvil end. 2 snaps (one used as a hold-up) & a set for each size.

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Jay Cee – Solid Round Head Rivet Specifications

Rivetking.com – Solid Rivet Design Considerations.pdf

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Single bevel edge fishtail carving skew

Someone gave me this today (it’s a Marples & Sons 1/2″ bevel edge chisel)…

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It’s in pretty poor shape…

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The sole of the blade…

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The top of the blade (the bevel edges can just be made out)…

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Here it is again after a couple of hours reworking…

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The blade has been: extracted, reforged, re-shaped, ground, hardened, tempered, lapped, polished & stropped.

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The handle has been: re-turned, sanded, waxed & polished.

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A sweet tool…

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Leather Strops

Made from ‘belt leather’ & oak with rubber feet for sharpening my leatherwork tools.

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Counter-bored recesses in oak base to secure these 6mm Ø x 3mm rubber feet.

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Wood carving strop also from ‘belt leather’ with shaped edges. Both are impregnated with aluminium oxide polishing compound.

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Rapid – Affix Self-Adhesive Black Rubber Feet

Wood Database – English Oak

Colron – Refined Finishing Wax

Abbey England – Leather supplies

Screwfix – Cutting Paste Bar 800g Grey

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Leather pouch for modded bevel edge chisels

Tool roll made from the softest full-grain Italian hide.

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Fastened with Velcro.

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Knocked back (stepped) soles for accurate lapping.

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Wasted shanks for better reach.

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Bahco – 424P Bevel edge chisels

Forum – Homemadetools.net

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Concrete path

I really need to sort out this concrete path…

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Sliced up paving slabs will provide form-work. Can be left in situ as a feature.

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Diamond disc cutter…

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Impromptu slab sizing jig fixed to trestle…

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Stone bevelling jig…

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Cut to size, bevelled edges and stuck with industrial adhesive.

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Right side up (cut face), looks good…

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Form-work laid to pegged-out levels. Can pour concrete as individual panels, as and when.

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Panel centre features; molds made out of cement, water and a little PVA glue.

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Pattern mold made from coke bottle and a pen top lid…

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Using crayon as a release agent…

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Cement mix poured on top of mold to produce an inverted pattern…

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Wood block stuck to back of inverted pattern as a handle…

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Mix for medallions: 1 sand, 1 cement, 1 iron filings…

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Inverted pattern into tube, mixture packed in & pressed out…

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Wet medallions…

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Dry medallions (to be used as a centre feature in each panel)…

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Alternate panels poured (so I can work on each one without stepping on a previous wet panel)…

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Medallions were pressed in after tamping & striking each panel.

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Mix for panels: 1,3,3 (cement, sharp sand, ballast).

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Bostik.co.uk – Gripfill adhesive

Source4me – Concrete mix calculator

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Router Bases

Machined from 6mm clear polycarbonate sheet.

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Dewalt – 1/4″ DW621K Router

Dewalt – 1/2″ DW626 Router

Freud – FT2020 Template Guide Kit

Wiki – Polycarbonate

Homemadetools.net

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Not Snap-on’s non-ratcheting screwdriver handles

Not Snap-on’s non-ratcheting screwdriver handles with interchangeable blades.

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Screwdriver from woodworking set (left), metalwork/mechanics set (right).

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Snap-on – Ratcheting / Soft Grip Handle System

Snap-on – Standard / Soft Handle, chrome

knoba – Non-ratcheting Handle with Interchangeable Shanks

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Screwdriver Rack

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knoba – Screwdriver Rack – 2014.dxf (link below)

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Perspex – Fluorescent Cast Acrylic Neptune Blue 7T97

knoba – Screwdriver Rack – 2014.dxf

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Plier Rack for electronics bench

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Upgraded: 25mm x 2mm self adhesive foam strips for tweezer base

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knoba – Plier Rack – 2014.dxf (link below)

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Perspex – Fluorescent Cast Acrylic Neptune Blue 7T97

knoba – Plier Rack – 2014.dxf

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Solder Assist

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Ebay – Solder assist <£+p&p

Metal Mania – Bright steel hexagon freecutting EN1A bar 5/16 A/F x 1000mm

Wiki – Steel grades

Hardinge UK – Lathes

3M – Convolute Deburring Wheels

Rapid – RVFM 2:1 Heat Shrinkable Sleeving

West Yorkshire Steel – 3mm Silver Steel Bar

knoba – Sealey SM5 Metal Bandsaw Mods

knoba – Bench Grinder Station

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Sliding bevel

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knoba – Radius keepers

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