Control cabin preassembling auxiliary system and engineering machinery production line

The invention belongs to the field of engineering machinery production, and discloses a control cabin pre-assembling auxiliary system and an engineering machinery production line, the control cabin pre-assembling auxiliary system comprises: a hoisting mechanism comprising a hanger for hanging a control cabin, a lifting mechanism connected to the top of the hanger, and a translation mechanism for driving the lifting mechanism to translate; the protection mechanism comprises an elevated structure, a protection support and a support displacement mechanism, the protection support and the support displacement mechanism are movably arranged on the elevated structure, a support platform part is arranged at the bottom of the protection support, and the support displacement mechanism can drive the protection support to move between the elevated structure and the lifting mechanism; when the protection support moves to the lifting mechanism, the protection support and the lifting mechanism are fixedly connected in the v