The front end of the intelligent capsule tablet sample checkweigher can be connected to the tablet press or filling machine, and part of the material can be taken regularly or irregularly. Through vibration, sorting and weighing, qualified products continue to flow in the assembly line, and unqualified products are removed from the side. The accuracy is 1-2mg and the speed is 100-150pcs/min. Sample checkweigher for precise weight control helps to monitor the status of the drug production process, record sample data and issue abnormal alarms, so as to control production more effectively.