Patent ID: 11909278
Assignee: SUZHOU FINE-STAMPING MACHINERY TECHNOLOGY CO., LTD
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H  B  C | IPC H

Claim 0:
1. A production apparatus of a motor laminated core, the motor laminated core being formed by laminating and bonding a plurality of core sheets to each other, and respective core sheets being formed by punching a predetermined shape on a metal strip; wherein the production apparatus comprises:
an upper die assembly and a lower die assembly, wherein the upper die assembly and the lower die assembly cooperate with each other so as to sequentially cut the metal strip conveyed step-by-step into the core sheet with the predetermined shape and blank the core sheet; and
an adhesive spraying device, wherein the adhesive spraying device is disposed on the lower die assembly; and
the adhesive spraying device comprises an adhesive spraying plate, a first die plate and a second die plate, the first die plate is disposed between the adhesive spraying plate and the second die plate, a first adhesive spraying area and a second adhesive spraying area located at a periphery of the first adhesive spraying area are formed on the adhesive spraying plate, a plurality of first adhesive spraying openings disposed at intervals from each other are formed in the first adhesive spraying area, and a plurality of second adhesive spraying openings disposed at intervals from each other are formed in the second adhesive spraying area, a front face of the first die plate is formed with a plurality of first diversion channels respectively communicating with the first adhesive spraying openings, a first adhesive inlet channel communicating with the first diversion channels, and a plurality of transition channels respectively communicating with the second adhesive spraying openings correspondingly, and a front face of the second die plate is formed with a plurality of second diversion channels respectively communicating with the transition channels, and a second adhesive inlet channel communicating with the second diversion channels; and the first adhesive inlet channel is disposed on the first die plate in a penetrating manner, and the second adhesive inlet channel is disposed on the second die plate in a penetrating manner.