Export GLB animation blender 2.8

Questions
#1

animation
animation.JPG1909×967 115 KB
no%20animation
no animation.JPG1910×1010 136 KB
visor%203d
visor 3d.JPG1914×1032 170 KB

Somebody knows why when I export an animation for glb in blender 2.8, the model does not appear in the gltf viewer, and when I stop the animation if it appears but in the windows 3d viewer if it appears without any problem … ??? Here I leave the images

#2

Please always share blend and glb files when posting such questions. In most cases, working with your files is the only way to provide help.

#4

stand_2.8.glb (3.7 MB) here are the files…

#5

and the blender file https://drive.google.com/open?id=188qc-cevAlpXKYcLkQkV2zu10-sGzMKs