Method for making flared hole on circuit board

The invention discloses a method for making a flared hole on a circuit board. The method comprises the following steps of: cutting, drilling a through hole and drilling a flared hole, wherein the flared hole is drilled by using a computerized numerical control (CNC) drilling machine. The method is s...

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Bibliographic Details
Main Authors YANG DAIPING, LIN NENGWEN, LIN XIAOHONG, ZENG YANPING, ZENG PING, XIE JUNLI, QIU YUANHONG, LI LIUQIN, LI WEIDONG
Format Patent
LanguageChinese
English
Published 17.08.2011
Subjects
CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS
ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
ELECTRICITY
MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
PRINTED CIRCUITS
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Summary:The invention discloses a method for making a flared hole on a circuit board. The method comprises the following steps of: cutting, drilling a through hole and drilling a flared hole, wherein the flared hole is drilled by using a computerized numerical control (CNC) drilling machine. The method is simple, low in cost, high in profit and wide in application, can meet requirement of customers on various order quantities, and has broad market prospect. The method can be used for making various flared holes on metallic and nonmetallic circuit boards and belongs to the technical field of board drilling.
Bibliography:Application Number: CN2011175449