How to fold an origami umbrella

The method of origami umbrella is as follows:

1. First, fold the yellow origami in half to form a crosshair. Starting from the center of the crosshair, pinch the origami into a tent shape and then flatten it into a triangle.

2. Then align the two sides of the triangle to the middle, so that the triangle becomes a diamond.

3. Then fold up one corner of the short side of the diamond, unfold the paper, and the umbrella cover will be finished.

4. Take out the paper stick prepared in advance, roll one end of the paper stick into a small bend, then cut a small hole in the middle of the umbrella surface with scissors, spread one end of the round stick evenly without bending with a glue stick, insert it into the small hole and fix it, and a telescopic umbrella will be made.

The umbrella is introduced as follows:

The names of various parts of an umbrella include ribs (bones), umbrella cloth, umbrella handle, small umbrella cap, beads and so on.

At the hinge seat where the main umbrella rib and the supporting umbrella rib are connected, a package of reset and hinge seats is formed by injecting glue into the groove of the U-shaped umbrella rib respectively. The hinge seat is integrally formed with the main umbrella rib and riveted and fixed at one end of the supporting umbrella rib. The main umbrella rib is contained by the cladding, and a plurality of annular bodies are injected into the grooves on both sides of the hinge seat of the main umbrella rib and the periphery of the main umbrella rib, and are integrally formed with the main umbrella rib.

Umbrella spring is an important part of umbrella hardware, which makes the umbrella more mechanical through its own characteristics, and makes the umbrella more firm and practical through its own elasticity, torsion, pressure and stretch resilience. Common umbrella springs include central rod support spring, Z-shaped positioning spring, umbrella frame compression spring, automatic opening and closing tension spring, etc.