Lack package detection device

The utility model relates to a packing detects technical field. The utility model provides a lack package detection device, it includes first support, second support, transfer passage and pickup assembly, pickup assembly is including discernment sensor and scanning sensor, first support one end sets up at transfer passage's top, and the second support sets up in transfer passage's bottom, and sensor settings is on first support and/or second support in scanning, and sensor settings is on first support or second support in discernment. Compare with prior art the utility model has the advantagesof the utility model provides a lack package detection device, the device can lack package mass defect to the plume and carry out dynamic verification. The device has overcome other and has lacked the too big defect of package detecting system volume, and its whole size is little, and the operation is stable, reliable, is applicable to narrow and small space. When crankshaft detection appeared, the device is alarm output