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 7:
8. The production apparatus of a motor laminated core according to claim 7, further comprising a lifting device; wherein the adhesive spraying device further comprises an insert ring fixed on the second die plate, the first die plate and the adhesive spraying plate are disposed in an inner cavity of the insert ring, a protrusion is formed on an inner wall of the insert ring, a step is formed on the adhesive spraying plate, and the protrusion is limited on the step; the lifting device comprises an drawing plate, a drawing plate cushion block fixed on the second die plate, a guide assembly and a reset assembly, a bottom surface of the drawing plate cushion block and a top surface of the drawing plate are respectively formed with a plurality of mating tooth blocks via a plurality of mating grooves disposed at equal intervals from each other, and the mating tooth blocks are correspondingly inserted into the mating grooves; a side wall of the mating groove on the drawing plate cushion block and a side wall of the mating groove on the drawing plate are attached to each other, and both side walls attached to each other are inclined planes with a same inclination angle, and an extension section of the drawing plate penetrates through the channels and is connected with a cylinder located on the lower die assembly; the guide assembly comprises a guide post fixed on the drawing plate cushion block and a guide post bushing mounted on the lower die assembly, and the guide post is inserted into the guide post bushing; and the reset assembly comprises a sleeve mounted on the lower die assembly, and a spring and a column disposed in the sleeve, the column is connected with the drawing plate cushion block, and both ends of the spring are connected with the sleeve and the column respectively.