Metal object detection sensor and detection device

The invention belongs to the field of metal object detection, and provides a metal object detection sensor and a detection device. The metal object detection sensor comprises a transmitting coil whichis used for generating a fixed-frequency resonance magnetic field, the transmitting area of the transmitting coil covering the whole detection area; an array type detection coil, laid in the detection area; each detection coil of the array type detection coil being correspondingly laid in one sub-detection area, and all the sub-detection areas forming the whole detection area; each detection coilbeing coupled with the transmitting coil to generate a corresponding induced voltage signal; and a processing circuit, connected with each detection coil and used for detecting and positioning the metal object according to the peak value of the induced voltage signal. 本发明属于金属物体检测领域，提供了一种金属物体检测传感器及检测装置。其中，一种金属物体检测传感器包括发射线圈，其用于产生固定频率谐振磁场；所述发射线圈的发射区域覆盖整个探测区域；阵列式探测线圈，其铺设在探测区域内；阵列式探测线圈的每个探测线圈对应铺设在一个子探测区域中，所有子探测区域构成整个探测区域；每个探测线