| 摘要 |
PROBLEM TO BE SOLVED: To provide a manufacturing method of a liquid jet head which can secure electrical connection between an electrode terminal and a wiring terminal by reducing positional deviation between the electrode terminal of a head chip and the wiring terminal of a flexible substrate.SOLUTION: A manufacturing method of a liquid jet head includes: a preparation process S1 of preparing a head chip with a plurality of electrode terminals arrayed, and a flexible substrate having a terminal region with a plurality of wiring terminals arrayed; an arrangement process S2 of causing the plurality of electrode terminals to face the plurality of wiring terminals respectively and arranging the flexible substrate on the head chip; a temporary crimping process S3 of fixing the flexible substrate to the head chip by thermally compressing peripheries of both ends of the terminal region in a direction of arraying the wiring terminals; and a main crimping process S4 of electrically connecting the plurality of electrode terminals and the plurality of wiring terminals respectively by thermally compressing the flexible substrate to the head chip.SELECTED DRAWING: Figure 1 |
