Types of wood joint

18,799 views 13 slides Sep 09, 2018
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Wood Joint


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TYPES OF WOOD JOINT Reymond E. Maliberan

Wood Joints Advantages − Give strength − Long lasting − Decorative − Resist forces well Disadvantages − Time-consuming − Require skill – difficult to make − Special tools needed

Butt Joint One of the most simple joints, this is simply putting the ends of two pieces together. It joins the end grain of one piece to the long grain of another and the two pieces are glued together. These joints typically only use glue to hold the pieces together, so they are fairly weak and can be broken just using your hands.

Biscuit Joint A reinforced version of the butt joint. T his joint uses a “biscuit” to connect the two pieces. A biscuit is an oval-shaped piece usually made with compressed wood and is placed in corresponding mortises. Glue is then used to secure the pieces

Bridle Joint This joint is similar to a mortise and tenon , but with more open holes in the wood. The end of one piece of wood is cut into a tenon shape and the other piece of wood is cut into a mortise, so that the two pieces that can be fitted together to form a corner. This joint can be used to create legs or to help create frame pieces when it’s being shaped . This is a strong joint with good durability.

Dado (Joinery) A dado is nothing more than a square-grooved slot on one board where another board will fit. Similar to tongue and groove joinery This is a commonly-used wood joint for connecting plywood.

Dovetail Joint A form of box joint where the fingers are locked together by diagonal cuts. The strongest method for joining two pieces of wood with the grain going in the same direction.

Finger Joint Similar to the dovetail joint The finger joint also has a series of pins along an edge that are interlocked together using glue. The difference is that the finger joint pins are straight instead of angled. This joint isn’t as strong as the dovetail, but it is fairly easy to make.

Lap Wood Joint The lap wood joint combines two pieces of wood by cutting away half the thickness of the pieces. This joint is typically used when the two pieces have the same thickness. The portion of wood cut away will fit into the corresponding cutout on the other piece.

Mortise and Tenon One of the strongest The mortise and tenon is used to attach two pieces of wood at a 90-degree angle. The mortise part of the joint is a hole or cavity cut into one piece of wood. The tenon is typically around ⅓ the thickness of the piece of wood.

Pocket Hole A strong joint that uses a pocket hole that is cut into one piece of wood with another pilot hole that allows a screw to be driven into the adjoining piece of wood.

Rabbet Joint The rabbet joint is simple and straightforward. A cut is made into the end of a piece of wood to create a “step.” This joint is in a variety of woodworking projects.

Tongue and Groove Joining  two boards square to one another along a long edge, one can simply butt the joint together and hold it with fasteners. The tongue and groove joint is much stronger Provides more adjoining surface areas, which is particularly useful.
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