1 furniture joints student
TRANSCRIPT
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1J. Byrne 2013
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Butt Joints
• A butt joint is made when two pieces of wood are butted together and glued.
• End grain to side grain is not very strong
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Name These Edge Joints
a
b
c
d
Can you draw a Comb joint, Tongue & Groove or Slotted screw joint.
Rubbed glue joint
Dowel joint
Biscuit joint
Loose tongue joint
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Section through board widening joints.
Scarf Joints
A : Rubbed Glue JointB : Tongue & Groove JointC : Biscuit JointD : Loose Tongue E : Dowel Joint
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Modern Comb joint
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Cutters used in table router
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Having / Lap joints
• Lap joints are created when two pieces of wood overlap one another at a right angle. Very simple form of jointing.
Can you name another type of having?
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Bridle Joints
• The bridle joint is a simple joint. Material is usually divided into thirds.
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Corner Bridle Tee Bridle
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Mortise & Tenon
• The mortise and tenon joint is one of the strongest traditional furniture joints. Usually found on good quality furniture.
• It was sometimes reinforced with wedges, pegs or keys.• Lots of variations of these joints based on material being
jointed and function of joint.• Barefaced tenon only has one
shoulder used for connecting a narrow rail to a leg.
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Barefaced tenon
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Mortise & Tenon
• The haunch helps prevent the wider rails from twisting as it is fitted into the groove used mainly on panelled doors.
• The high and low shoulder or long and short shoulder is used on rebated frames such as mirror or picture frames or window frames.
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Haunched M & T
High & Low Shoulder M & T
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Mortise & Tenon
• The scribed M&T used on Kitchen & Wardrobe doors. The components are machined using cutters. A larger scribed M&T can be carried out on the double ended tennoner for large panelled doors.
• The mitred M&T is also used on rebated frames such as mirror or picture frames and cabinet doors. The material is removed to allow for a straight shoulder.
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Scribed M & T
Mitred M & T
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Keyed Mortice and Tenon
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CraftsmanspaceFree technical plans, books, patterns, software
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http://www.craftsmanspace.com/knowledge/keyed-mortise-and-tenon-joint.html
How to mark out a Key
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Corner Mitre Joints
• The mitre joint usually cut at 45 degrees, on the ends of two pieces of wood, used on frames.
Can you name this bottom joint
Mitred bridle joint
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Housing joints
• Jointing across the width shelf to side.
Can you draw a rebate housing & dovetail housing
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Dovetails
• The dovetail joint is one of the most distinctive and best antique furniture joints used in furniture construction to join wood at a right angle.
• Recognised by the angled pieces that replicate doves’ tails.
• They form a strong interlockable joint with a large gluing area.
• Used for joining carcass ends and for creating drawers.• Wide variations available, used as features on high class
furniture.
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Carcase Joints
Through Dovetail Lapped Dovetail
Secret Mitre DovetailDouble Lapped Dovetail
Through Pinned Joint
Finger Joint
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Rule Joint
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Rule joint hinge. Image fromwoodworkersjournal.com
This joint is used on drop leaf tables. The rule joint is jointed together using a rule joint hinge. The hinge has one leaf longer than the other why?
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Knuckle Joint
• Traditional moveable joint used on drop leaf tables
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Trend 9/41 Knuckle Joint Cutter
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Note: Cutter should be used in router table
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Quick Test
• What have you learned so far? • See if you can correctly name each joint
before progressing onto the next slide.
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Can You Name these joints
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Can You Name these joints
Scarf Joints
A : Rubbed Glue JointB : Tongue & Groove JointC : Biscuit JointD : Loose Tongue E : Dowel Joint
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Can You Name these joints
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Can You Name these joints
1 Bridle joint
2 Barefaced M & T
3 Scribed M & T
4 Mitred M & T
5 High & Low Shoulder M & T
6 Fox wedged M & T
8 Corner Mitred Bridle joint
7 Haunched M & T
9 Twin Tenon
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Can You Name these joints
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Can You Name these joints
Tennoned & mitred clamped
Rule joint Projected wedgedmortise & tenon
Knuckle joint
Dovetail Key Housing joint
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Can You Name these joints
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Can You Name these joints
Hammer Head Tenon joint
Machine DovetailsDovetail Halving
Stopped Housing Stopped DovetailHousing
Bridle Joint
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Modern Jointing
• Using machines and jigs.• Click link to bring you to video
demonstration.
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Modern Jointing
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Dowels
• Dowel are a fast way of jointing.• Holes need to be aligned accurately.• Different patterns are available that
allow glue to spread.
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Biscuits• Biscuits are a faster way of jointing, small allowance for
accuracy.
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Domino
• Cross between a dowel and a biscuit you get a domino tennon.
• Festool domino joiner
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Beadlock Pro
• Alternative to the mortice and tennon something similar to using a false tennon.
• Using jig drill a series of holes to match width of bead.
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JessEm Slip slot mortise mill
• http://www.youtube.com/watch?v=_VtVGnxlBrc
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This is based on false tenons. It is a jig and custom made drill bit that can be used in any handheld drill.