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Turn the handle and the Disagreeing Dog disagrees.
Using the Rotating Reciprocating Vertical Shaft mechanism from the previous post the dog shakes his head from side to side.
Members can download the parts file for free from the link, thanks for signing up. Non-members can download the parts for £2.50

Print out the parts onto thin white card (230 micron / 67lb) Score along the dotted and dashed lines and cut out the holes before carefully cutting out the parts. The construction of this model is basically the same as the Rotating Reciprocating Vertical Shaft model and the Guard Dog model combined. It is supplied in both coloured and non-coloured versions.

Fold up and glue down the tabs to make right angled triangle tubes.

Glue together the base box. The picture shows it upside down.

Make the two cams from double thickness card.

Slide the two cams onto the longer square shaft lining them up with the grey lines. Notice that they are rotated by one hundred and eighty degrees from each other.

Glue together the two box sides.

Fit the box base into place. Glue the four tabs onto the inside walls of the box.

Assemble the handle in three steps as shown.

Roll round and glue up the axle tubes lining up the edges with the arrows.

Fit the shorter axle into the cam tube.

Glue the drive plate to the shorter square tube, lining it up with the grey line. Slide the square tube onto the longer axle sliding it into place between the two grey lines.

Fit the drive shaft into place in the box.

Drop the vertical shaft into place.

Fit the box lid over the vertical shaft and glue it down.

Finish the box by gluing on the handle. Turn the handle and make sure that the vertcial shaft turns back and forth.

Glue together the body of the dog. Glue the front legs to the grey areas.

Assemble the back legs.

Glue the back legs to the grey circles on the side of the body.

Glue the tail together to make double thickness card then carefully cut it out.

Glue the tail to the body.

Fold over the ears to make double thickness card and cut them out.

Assemble the head and glue on the nose.

Glue the ears onto the back of the head then fold them down to convert the head from a rabbit to a dog. (!)

Fit the support piece to the inside of the head …

…and glue on the square shaft. This will be used to connect the head to the vertical shaft on the box.

Drop the body onto the box top. Don’t glue it down yet.

Fit the head onto the shaft. Turn the handle to shake the head, move the body round to find the best looking position then glue it down.

Turn the handle and watch the Disagreeing Dog disagree with you.