Downdraft Sanding Cabinet Pt 4

January 10th, 2012

Whew, the holidays are over! Don’t get me wrong, I enjoyed mine, and hope you enjoyed yours too, but all that partying and visiting really cuts into the shop time. I will admit to not getting as far as I would have liked with the Downdraft Sanding Center over the last few weeks, but I did manage to get wheels mounted and the doors ready to mount.

For this project, I chose some better quality casters. I am not so concerned about the weight rating, even four cheap casters at 150 lbs each will handle more than I can lift onto the table. But a sanding center will vibrate a lot and certainly will be pushed from side to side as we sand the edges of parts and such. So I wanted to use casters that locked not only the wheel, but also the swivel. I got a set of four with 1/2″ dia threaded studs for about $40.00

 

 

The stud was not long enough to reach all the way through the base frame, so I counter bored the holes and secured them. This was done before finally attaching the base frame. Now the cabinet is complete and can be easily moved around as I continue work. I have avoided building the top because all of this work on the cabinet is a lot easier without the big top.

The final step on the cabinet itself is to make and attach the doors. The doors are frame and pegboard panel, and are built exactly like the sides and back of the cabinet were, but with thinner stock.

 

I milled the stock at 3/4″ thick and used the same stub tenon technique to glue them together. A couple pair of simple hinges are all that is needed to hang the doors. In the next installment, we will create the “egg crate” structure that makes up the center of the torsion box top.

 

I certainly invite you to add your thoughts or send along ideas that have worked well for you. Please feel free to add your comments here on the blog, on our Facebook page, or via Twitter. Let us know what you think!  -2Sand.com

Downdraft Sanding Center Build- Pt 3

December 8th, 2011

Cutting Half LapsBase frame attachedBase Frame Attached

Here at 2Sand.com our Downdraft Sanding Center build finally moves forward again! Things have been very busy and the build was put on hold for a bit, but since I think Santa will be bringing us some cool new casters for Christmas, I wanted to make sure that the carcase was ready by adding the base frame for the wheels.

Continuing with our theme of inexpensive construction, the frame was made from “two-by” stock, jointed and ripped to 1 1/2″ square stock. Since we know that the downdraft table top will overhang the smaller cabinet body, I wanted to insure that the wheels be set beyond the cabinet front and back to add stability.

So two of the frame members are 24″ long to extend a few inches front and back. The other two are 32″ so that the sides and back of the base are positioned on top of the base frame members for maximum support. These dimensions allow for the fame to be half-lapped together. Half Laps are simple but very sturdy joints that will take the stress of rolling the cart around and working on the top. The ends of the longer parts get half-lapped and the shorter parts are lapped 3″ in from each edge or 18″ on center.

Base Frame Assembled

 
A little glue and a few screws and the base frame is assembled. Quick and easy! Now simply set the cabinet upside down on the floor, center the base frame over the cabinet bottom, then drill and screw it them together.
 
While we wait for Santa to come through with the casters, I will make the cabinet doors and hinge them to the unit. We could begin building the torsion box for the sanding table, but working with the box while it is still fairly light will make these other tasks much easier. Once the cabinet is complete and mobile, building the top in place will be easier. (I am going to attempt to use my dust collector to actually “vacuum veneer” the top during assembly!) So tune in to the next blog for the doors and hinges!
 

Base Frame Attached

 I certainly invite you to add your thoughts or send along ideas that have worked well for you. Please feel free to add your comments here on the blog, on our Facebook page, or via Twitter. Let us know what you think!  -2Sand.com

 

Building the Sanding Center Pt 2

November 3rd, 2011

 

In the last blog post we got the cabinet sides attached to the back. If you are building along, you’ll have noticed that this sub-assembly is pretty flimsy, so it is time to add a top and bottom deck to secure the parts and finish up the cabinet.

The material used here is not really important, the top will be covered by the torsion box that will be the downdraft sanding area, and the bottom is nothing more than a fixed shelf since the castors will be fixed to a 2×4 frame. I used a piece of scrap OSB for the top (the hole in the center serves no purpose, it was in the scrap) and the bottom was a piece of 3/4 birch ply I had. It just looks nicer than the OSB.

 

 

 These parts could be nailed or screwed through from the outside of the panels, but I chose to pocket screw them. Yes, it is just a work station, but I like things to look as nice as possible. For me, it is just more pleasant to use tools that look as good as they operate. Carefully measure your box opening and cut the panels to size, then drill the pockets and screw the parts together.

You’ll notice that I am using a clamp here. The point of a screw tends to separate parts a little before it grabs and pulls them back together. Since pocket screws go in at an angle, they tend to pull along the angle, mis-aligning the joint. clampint the joint prevents the initial separation, and the join remains where you placed it.

 

 

The same process is used to secure the bottom. If we were planning to attach casters directly to the bottom deck, then I probably would not trust the screws to hold since the deck is inside the box. This is a work station, and we can assume that it will see a lot of force pushing downward as we work. But since the top will overhang the cabinet, I want to casters to extend beyond the cabinet for stability, so we will be creating a frame under the cabinet to secure the casters. The entire box will rest on top of this frame so everything will be well supported. In the next post, we will assemble the frame and secure it to the box.

 

 I certainly invite you to add your thoughts or send along ideas that have worked well for you. Please feel free to add your comments here on the blog, on our Facebook page, or via Twitter. Let us know what you think!  -2Sand.com

Building the Sanding Center Pt. 1

October 20th, 2011

With fall here and time opened back up for shop projects, the building of the sanding center can commence! In order to keep this as easy and economical as possible, I am using common stock available at any lumber yard or home center.  Building the cabinet that will be the body of the sanding center is the first step. I created the sides and back panels as frames with the pegboard sandwiched in the frame. I used “two by” stock (not pressure treated) planed to 1 1/4″ thick and ripped into 2″ wide strips. The pegboard was bought as 2 x 4 foot panels, so that set the sizes for the box parts.

You will need: 6 Stiles at 2″ x 1-1/4″ x 27″ ; 4 Rails at 2″ x 1-1/4″ x 17″ ; 2 Rails at 2″ x 1-1/4″ x 29″ ; 2 pegboard panels at 17″ x 24″ and one pegboard panel at 29″ x 24″

 The rails and stiles get a 1/4″ wide by 1/2″ deep groove centered along one of the 1-1/4″ edges to accept the panels and for the tongue and groove joints. Set your rip fence for 1/2″ from the blade and make two passes flipping the stick in between passes to get a 1/4″, perfectly centered groove. Now the ends of the rails need to get the tongues cut in them. The tongues need to be 1/4″ wide by 1/2″ long. I just set up the dado blade on my table saw, set the stop on my miter gauge to 1/2″ less than the rail length, and trimmed them flipping to center the tongue. Start with the blade set a bit low and adjust until the tongue fits snug in the groove for a good fit right off the saw. This is a stub tenon joint and is used on shaker and mission style cabinet doors. Once the parts have been cut and dry fit to insure that everything is right, the frames can be glued up.

 Assembling the panels is kept simple by butt jointing them together with the smaller side panels inside the back panel. I used pocket screws to keep it looking nice, but you can just screw through the back panel stiles into the sides. this assembly is a bit flimsy right now, but we will be adding a top and bottom plywood deck to lock it all together.

The doors will be built in a similar fashion in a future blog post, but as you can see even now, there is plenty of pegboard space available for hanging your sanding storage units that we designed and built previously. The lower deck will be attached to a 2×4 frame with wheels and the upper deck will hold the torsion box downdraft sanding surface.

 I certainly invite you to add your thoughts or send along ideas that have worked well for you. Please feel free to add your comments here on the blog, on our Facebook page, or via Twitter. Let us know what you think!  -2Sand.com

 

Should I Store Retail Packs?

October 5th, 2011

Ok, I have a confession to make: Not all my sanding supplies come from 2Sand.com. There, I said it! Great to have that off my chest!

Seriously, like all of you, even though I buy all my bulk supplies from 2Sand.com, sometimes I need something today, or I notice things I need at yard sales or in the clearance rack at the home center. In the case of clearance items, if the price is good enough I will buy as much as I can. And I firmly believe that until needed, it is best to leave them in the original packaging, especially blister packs.

One of the advantages of the storage unit I am building is that the pegboard panels forming the sides and doors can be used equally well on both the inside and outside. So extra retail packs can be stored on the inside of the cabinet hanging on the walls.

Just use standard hooks. Virtually all of the retail packaging will be punched for hook hanging anyway. And storing them on the inside of the cabinet keeps them clean, organized and out of the way. As you need, you can open a pack up and transfer the contents to the proper rack on the outside ready for instant use.

In the next installment, we begin actual construction on the storage cabinet. I am designing the unit to use standard “two by” stock for the frame members, and pegboard sheet from the home center. You can pick up a few 2 x 4s for yourself if you want to follow along.

 I certainly invite you to add your thoughts or send along ideas that have worked well for you. Please feel free to add your comments here on the blog, on our Facebook page, or via Twitter. Let us know what you think!  -2Sand.com

Hanging Sanding Belts

August 10th, 2011

Having designed and built the hangers for my sanding disks, the next objective was to organize and store my sanding belts. These shown are sized for Porter Cable’s 371 belt sander. Larger belts will work on the same system adjusted in size for whatever belts you use. Originally, I was planning to have a simple horizontal piece with slots to slip the belts into, but found that they did not always stay put, especially when the sanding station was being used or moved.

I tried to keep it very simple. A 1/2″ ply rib attached to a 1/4″ masonite hanger plate holds the belts while a 1/2″ cap strip overhangs at the top to keep the belts from slipping off. Since the cap strip keeps the belts in place via gravity, you can size the ply rib short enough to make removing the belt(s) easy. Too long and it is hard to remove the belts, but too short and they can curl when not in use. Build a sample for your belts to get the right proportions before making a bunch of them.

Note that I kept the hanger plates fairly narrow. I wanted them wide enough to hang flat on the pegboard, but not so wide that too much space was wasted. I also rounded the edges of the cap strip to make getting the belts off easier. These were simple to make once the dimensions were worked out, and I made up enough to store each grit that I keep on hand.

I am designing these as I go, figuring out what will work with the sanding station I laid out in the first post of this series. I certainly invite you to add your thoughts or send along ideas that have worked well for you. Please feel free to add your comments here on the blog, on our Facebook page, or via Twitter. Let us know what you think!  -2Sand.com

Sanding Storage: Designing Disk Holders

July 6th, 2011

With the basic layout of the sanding station completed, I next turned to designing a holder for sanding disks. Ideally, they would store flat with a weighted plate on top to keep them flat, but that didn’t really work with my plan to hang them from pegboard. The next idea was to have an open top thin box which would work very well when full, but with only a few disks in the box there would be room for them to curl. so I needed a solution that would keep the disks flat with one or twenty.

My solution was to create a shallow frame. The inside dimensions are 5 1/4″ to accomodate the 5″ disks (make it 6 1/4″ for 6″ disks) and about 1 1/2″ deep. The sides were notched at an angle to accept the front. The front not only holds the disks from falling out, but as disks are removed, it slides down the angled notches in the sides maintaining pressure on the disks.

The front part is 5″ square. I cut it with attached ears that were then rounded to 3/8″ diameter using a dowel cutter, but it would work as well with dowels glued into the edges. As long as it slides down the angled notches freely, it will work. The back is nothing more than 1/4″ hardboard glued and nailed directly onto the back edges of the frame.

Obviously, this was a fairly crude prototype. The hardboard back needs to extend above the frame so holes can be added for the pegboard hooks. A finger hole should be added to the face as well to make it easy to remove. I will upload final plans for making all the holders as I test them out and make sure they work as designed.

As ever, please feel free to add your comments here on the blog, on our Facebook page, or via Twitter. Let us know what you think!  -2Sand.com

 

Organizing My Thoughts on Organizing My Sanding Supplies.

June 13th, 2011

We’ve talk a fair amount about storing sanding supplies, there is even a photo album on our Facebook Page where friends posted their storage ideas. So in the next several blog posts, we will be developing ideas for keeping your sanding supplies neat, organized and ready to use.

As I gathered the various sanding sheets, disks and such from around my shop for the above photo, I realized two things: First, I have a much greater variety of sanding supplies than I would have been able to tell, and Second, that they were scattered willy-nilly all over my shop!

Then I realized that those above were not all of it! What about supporting items like gum rubber cleaning sticks, sanding blocks, tack cloths and the like? There are a lot of SKU numbers here! This exersize also showed me that my various sanders were scattered around the shop as well. Maybe I want to store them with the sanding supplies.

I might save some space by ditching the cases, but these tools travel with me at times, and I like keeping the accessories in the cases. So now the image forming in my mind has a interior cabinet for stacking the tools and their cases. But my smallish shop does not really have room for a dedicated sanding storage cabinet on the walls. Hmm, maybe a rolling cabinet? Storage inside for the sanders and pegboard on the outside to stow the various supplies? Seems right, I can roll it out of the way when not needed. Ahh, but with all that in mind, the top seems a logical place for a sanding table! A DOWNDRAFT sanding table!

So I prepared a quick CAD sketch of a 36″ x 24″ table with the supporting cabinet being paneled in pegboard. The shapes shown under the cabinet are representations of the various disks and sheets I need to store. I can use these to lay out the locations of the supplies. I want to plan all this out before actually building anything to save time, materials and frustration. What I need to work out now is a reasonable container for the disks that can be easily hung from the pegboard and not add too much to each disk’s ‘footprint’. I have some ideas that I’ll work through in the next post.

If you have features you’d like to see, or want to share your storage solutions, we invite your input here on the blog, on our Facebook page, or via Twitter. Let us know what you think!  -2Sand.com

Using Your Lathe Disk Sander

May 11th, 2011

If you’ve been following along and building your own Lathe Disk Sander, you’ve already been using it. Typically, most folks just use the flat table to round edges, sand rough cut edges to the lines and the like. In this final installment, we’ll discuss some non-typical ways to get the most from your sander.

The fence detailed in the last installment is highly useful for trimming angles very precisely. Once the fence is set, any number of parts can be created with the same angle. The parts can be rough cut, then touched up on the sanding wheel. This is a GREAT way to create very tight miters, especially miters that are not exactly 90 degrees.

   

Applying solid wood edging to curved parts is where your new tool begins to excel. Here it is shaping the outer edge of the field part, the curve is transfered to the solid stock, the parts rough cut and sanded to the lines. The inside edge must be sanded to the lines using some form of drum sander.

 

We hope that you have been enjoying this series, and have found it useful. We have designed the Lathe Disk Sander to be quick to set up, and easy to use. Every day, we find more uses for it. (mine will be pointing tomato stakes this week!) We’d LOVE to see your’s at work in your shop, please feel free to send us your photos, we will post them in this blog.

We invite your comments here on the blog, on our Facebook page, or via Twitter. Let us know what you think!  -2Sand.com

The Best Safety Tool

May 4th, 2011

It is Woodworking Safety Week again, and we at 2Sand.com want to do our part to spread the safety message. While most folks don’t typically think about digging out the safety glasses and hearing protection when they think of sandpaper or sanding supplies, we are a part of your shop and want you to be safe.

While sanding is not typically a hazard to eyes and digits like using a table saw might be, there are still concerns that you should be addressing. Breathing in fine sanding dust is not good for your nose or lungs, and some people can have severe allergic reactions to some exotic woods. Dust build up in the motors and switches of power tools not only shorten’s their lifespan, but can start fires. (I actually saw a shop refrigerator burt into flames from dust around the compressor!)

Our point here is that no matter the project you are working on or the tools you are using, the single most important safety device in your shop rests between your ears. Develop the habit of thinking safe at all times, and your will become a more safe woodworker.

We invite your comments here on the blog, on our Facebook page, or via Twitter. Let us know what you think!  -2Sand.com

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