CCD-image-sensor-based fingerprint module appearance detection device

• Main Authors: XU JINGEN, CAI CHENGLIN, HE ZHONGWEI, ZHU LEI
• Format: Patent
• Language: Chinese; English
• Published: 08.09.2017
• Subjects: MEASURING; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS; MEASURING LENGTH, THICKNESS OR SIMILAR LINEARDIMENSIONS; PHYSICS; TESTING

The invention discloses a CCD-image-sensor-based fingerprint module appearance detection device, comprising a base, a support frame mounted on the base, an X-direction transmission device and a Y-direction transmission device. The support frame consists of a left standing column, a right standing column, and a horizontal column. The left standing column and the right standing column are fixedly arranged at the two sides of the upper surface of the base respectively; the X-direction motor is arranged at one end of the base opposite to the material inlet with a carrying plate with sliding blocks at the lower surface fixedly connected with the X-direction crew nut; the sliding blocks are embedded into two X-direction guide rails respectively; the front-end connection part and the back-end connection part comprise an annular base and a connection half-ring fixedly arranged on the annular base end face; and one back side face is provided with a flexible plate with sliding blocks and the flexible plate is fixedly c