Drilling method of printed circuit board and printed circuit board
The invention relates to the technical field of printed circuit boards, and discloses a drilling method of a printed circuit board and the printed circuit board, and the drilling method comprises the steps that a drilling machine is provided, the drilling machine comprises a table top, a first drill...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention relates to the technical field of printed circuit boards, and discloses a drilling method of a printed circuit board and the printed circuit board, and the drilling method comprises the steps that a drilling machine is provided, the drilling machine comprises a table top, a first drilling shaft and a second drilling shaft, and the first drilling shaft and the second drilling shaft are arranged at intervals in the first direction; obtaining the distance L between the first drilling shaft and the second drilling shaft in the first direction; acquiring a midpoint M of a connecting line of the first drill spindle and the second drill spindle according to the distance L; a makeup plate is provided, the makeup plate comprises a first unit plate and a second unit plate which are arranged along a symmetry plane, and the projection line N of the symmetry plane on the table top is perpendicular to the first direction and passes through the midpoint M; and respectively and synchronously drilling the first |
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