Bonding with glue can be hit or miss. PLA doesn't solvent weld. Does joining PLA 3d printed parts with a 3d pen work?
How To Use a 3D Pen for PLA Welding
Using 3D Printing Pens for Bonding PLA - Does it Work? – Maker Hacks
Great way to bond parts together - a cheap 3D printing pen. Popped
Upgrading 3D Prints with 3D Pens // Geeetech 3D Pen + 3Doodler
3D Printing Pen DIY Drawing Pens With 1.75mm PLA Filament Birthday
Using 3D Printing Pens for Bonding PLA - Does it Work? – Maker Hacks
TIPEYE 3D Drawing Pen for 1.75mm PLA and ABS Filament
Great way to bond parts together - a cheap 3D printing pen. Popped
Scale Model fitting using Polymorph Filament and 3D Pen Part 1