I wanted to share this machine adjustment case a long time ago, but I didn't have the right materials, so I never compiled it. Today, I encountered this kind of problem again, so I borrowed the materials sent by the customer to share it. During the assembly and debugging of the new machine, a customer reported that after the large disc was fixed to the cam divider, the holes on the disc did not match the holes on the tooling, as shown in the video below: