How to Repair Loose Threaded Bolts in a Wooden Chair Leg

简介

Over time and use, the bolts that hold chair legs in place can become loose, wearing out the hole that holds the bolts and making the chair wobbly and unstable. When this happens, it causes the bolts to lose their grip. Instead of throwing the chair away, this guide will show you how to fix the loose bolts using simple tools and a few easy steps. This repair will make your chair sturdy again and help it last for years to come!

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步骤 1 How to Repair Loose Threaded Bolts in a Wooden Chair Leg

How to Repair Loose Threaded Bolts in a Wooden Chair Leg, How to Repair Loose Threaded Bolts in a Wooden Chair Leg: 步骤 1 中的图像 1，2

How to Repair Loose Threaded Bolts in a Wooden Chair Leg, How to Repair Loose Threaded Bolts in a Wooden Chair Leg: 步骤 1 中的图像 2，2

Clear a flat and clean space to work in.
Carefully turn the chair over to gain access to the leg and the bolt holes that need reinforced.

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步骤 2

How to Repair Loose Threaded Bolts in a Wooden Chair Leg: 步骤 2 中的图像 3，3

With a properly sized socket, loosen the nut that secures the leg to the bottom of the chair.
Remove the nuts and washer and set to the side.
Now the leg can be easily removed from the bottom of the chair.
The leg will be loose! Hold it steady with one hand to prevent it from shifting and causing damage to the chair or injury to yourself.

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步骤 3

Once the leg is separated from the base of the chair, remove the threaded bolts from the leg either by hand, if loose enough, or with a pair of tongue and groove pliers.
The threaded bolt will have two different types of threads. The threads that hold the bolt to the leg will be wider and comes to a sharp point.

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步骤 4

Use 80 grit sandpaper rolled into a cone shape to clean inside the bolt hole.
Remove any excess glue residue and any loose wood that could interfere with the repair by twisting the sandpaper in the bolt hole.

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步骤 5

Add a small amount of wood glue into the bottom of the bolt hole for the wooden dowel/toothpicks.

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步骤 6

How to Repair Loose Threaded Bolts in a Wooden Chair Leg: 步骤 6 中的图像 3，3

In the small amount of wood glue, insert a wooden dowel/toothpick into the base of the hole.
Gently roll the wooden dowel/toothpick in the wood glue to evenly coat.
Allow the glue 5-10 minutes to cure to secure the wooden dowel/toothpick to the bolt hole before moving to the next step.

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步骤 7

How to Repair Loose Threaded Bolts in a Wooden Chair Leg: 步骤 7 中的图像 3，3

Once the glue has cured and wooden dowel/toothpicks are secure, trim the excess wood flush to the leg with diagonal clippers.
Wear safety glasses to protect your eyes. Small wood pieces from the dowel/toothpick may fly into the air when cutting.

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步骤 8

How to Repair Loose Threaded Bolts in a Wooden Chair Leg: 步骤 8 中的图像 3，3

Add a liberal amount of wood glue into the bolt hole.
With a small paint brush, spread the glue evenly throughout the bolt hole.

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步骤 9

Insert the wide threaded end into the bolt holes.
Gently tighten the threaded bolt with your fingers.
Make sure the bolt is inserted straight into the hole so it sits evenly and isn’t angled.

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步骤 10

Use the tongue and groove pliers to gently but firmly tighten down the threaded bolt into hole until it's snug.
Once the threaded bolt is tightened, allow the glue to cure for 15-20 min.
Tighten the threaded bolt firmly, but be careful not to overtighten, as this could crack or split the chair leg.

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步骤 11

After the glue has cured, reinsert the leg into the bottom of the chair.
Add the washer and nut to the threaded bolt and finger tighten.
The leg will be loose! Hold it steady with one hand to prevent it from shifting and causing damage to the chair or injury to yourself.

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步骤 12

Select the correct socket size and firmly tighten the nuts to securely attach the leg to the chair base.
Do not over-tighten the nuts. This can strip the threaded bolt holes or crack the wooden crossbar that supports the leg. Tighten just enough to secure the leg firmly without putting too much pressure on the wood.

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步骤 13

Carefully return chair to an upright position and test. The chair should be steady and secure.

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结论

By reinforcing the loose bolts with wooden dowels/toothpicks, the chair is now sturdy and safe to use again. This fix helps prevent further damage and makes sure the bolts stay tight for a long time.