As you probably just guessed, this Instructable will show you how to convert a Gorm shelving unit into a bookshelf bench. With a few extra peices of hardware and a couple of basic power tools, you could be on your way to relaxation and organization all at the same time.
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(x1) Gorm shelving unit
(x1) 2x4
(x1) 92.75" x 12" x 3/4" piece of plywood (I inherited an awesome piece of bamboo plywood for this project)
(x16) 3/8" Crossdowels
(x16) Bolts 2-1/2" (to fit crossdowels)
(x8) 2" woodscrews
(x1) 50 feet of rope
(x1) A tape measure and pencil
(x1) Circular saw
(x1) Sanding block and/or sandpaper
(x1) Power drill, 3/32" and 3/8" drill bit
(x1) Assorted hand tools
Fabric, foam and stuff for a cushion - see Step 13
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Im from France and I have to convert all those measures to european system.
Anyone knows what size of lumber in centimeters is a "2x4" ?
Is it 1.5 in × 3.5 in so 3,8 cm × 8,9 cm ?
Thanks!
Thanks!
"Cut four 12.25" lengths of 2x4."
Is that correct or should it be 12 inches? Just want to be perfectly correct in this hack.
You could also just buy wth wire braces that Ikea sell for these units.
-The variable spacing of the holes in the ikea planks used makes this unlevel on the floor.
-A "cross dowel" costs, literally, $1 at Home Depot. These 16 parts cost half the shelving unit.
-Without a drill press, you cannot guarantee your holes will go in straight, therefore you either redrill old wood, redrill new wood, or accept that 1/4 of your 2x4 supports are half supported
-The variable spacing of the holes in the ikea planks used makes this the wrong height on the top for a sheet of 3/4" plywood, and only revealed when complete how each is differently too long.
-Cutting plywood to be the legs without a chop-saw is unrealistic. Luckily I had access to one.
-2 1/2" bolts are too short. 3" bolts fit perfectly. Another trip to Home Depot to switch them out. As for those cute flat bolts that use a hex key to screw in, those are also very expensive and hard to find at length. I had to use generics which I fear will tear up the legs of those sitting on the bench.
Suggestions for anyone about to build this:
-Get some good wood screws and predrill your 2x4s for that, not the cross dowel debacle. Muuuuuch cheaper, and flatter. No need for crossing the holes.
-Use a chop saw for the 2x4 cutting and if you can have the store rip your plywood, do it. Hand guiding a circular saw is not easy or accurate.
-If you're some super cool woodworking pro, have at the original instructions.
Thats all. Still a welcome education but there will be a lot of work trying to fix this so nobody gets hurt.
http://www.instructables.com/id/Ultra-Precise-Circular-Saw-Router-Guide/
A 3/8" hole is much larger than you actually need for the bolt and drilling a straight hole for the nut halfway down through a 2x4 I didn't find particularly challenging as you are only going down about an inch at most.
Even if the hole that you drill in to meet the nut isn't perfectly straight, assuming that you pay attention to what you are doing to begin with, sink the nut in straight, and the bolt ultimately meets the nut, the angle at which the channel is drilled is irrelevant. The bolt is only going to screw into the nut at a right angle (give or take a tiny bit).
And then, assuming that even a bolt or two is sunk in crooked and two adjacent bolts are at mildly different right angles, when fastened to the leg, considering the softness of the wood and the tension created by fastening the bolt tightly, this will only be a problem insofar as your bench will not look pretty as some screw head will appear to be sunk in mildly crooked. I don't see how you figure them to be half supported.
I didn't buy cross dowels at Home Depot as they are too expensive. Home Depot deals mainly in moving mass quantities of generic goods and not specialty items such as cross dowels.
If I remember correctly, I spent about $15, give or take, on the hardware and bought full boxes of both the screws and the nuts, which was way more than I needed. If you are interested in saving money you can shop at your local independent hardware store, like I did, or order online from McMaster-Carr.
You can also use wood screws and washers as you suggested, but, in my opinion, it slightly changes the aesthetic and I felt it would be stronger if I used cross dowels.
If you don't have a chop saw, you can use a circular saw or jig saw. If you are not confident enough to measure and cut the semblance of a straight line on your own, you can use C-clamps and a piece of scrap wood to create a guide for the saw. Claiming it is unrealistic to use anything but a chop saw is silly because I did just that and it turned out fine.
I don't have a giant shop at my disposal with drill presses and chop saws, but a modicum of power tools. It was not my goal here to teach anyone basic woodworking skills, but to show how I went about making this bench
Drilling a straight hole can be difficult, but you can buy inexpensive alignment jigs that will attach to a power hand drill and will let you drill straight holes at any desired angle for under $30 US.
Ditto on the cross-dowels vs. wood screws. Especially if this becomes a bench with folks sitting on it. It's like using mini bed hanger bolts.
Nice Instructable, randofo. I'm having a bit of circ saw envy, though. ;)
Also, instead of using cross dowels, you can use a wood dowel and a wood screw. (I recommend Kreg screws.) Just drill a hole the diameter of the dowel through the narrow width of the board and glue in a length of dowel to fill the hole. Make sure you are only about an inch or so from the end of the board so that your screws are long enough to go through the dowel. The dowel is stronger than the end grain and will give you good holding strength. If you use kreg screws make sure you only drill a small pilot hole to guide the screw. Don't drill a hole the same diameter of the screw or it won't have any wood for the threads to grip.
Thanks again.
Check out lumberjocks.com and popularwoodworking.com. Lots of good info from men and women.
http://blog-all.ru/
I've got to ask about those speakers though!
Otherwise, very nice work. However I usually just take warped Ikea bits back, and get straight pieces. I have seen them go through every box looking for good parts. I'm not sure what they did with the sets of warped wood...
I use Ikea cabinets and doors etc to make bespoke furniture for my clients.
I have come to see Ikea as a cheap supplier for my designs.
Well done you