Chinese Academy of Sciences

Danping Zhang

Bo Wan

Yanhong Liu

Shun Guo

Dingshuai Xue

Xiangli Wang

The present disclosure relates to a high-precision automatic weighing device for powder samples, including a three-dimensional moving track and a working area, wherein the three-dimensional moving track includes a horizontal length track, a vertical track and a horizontal width track, the vertical track being slidingly connected to the horizontal length track, the horizontal width track being slidingly connected to the vertical track; the horizontal length track is arranged on one side of the working area, and a cleaning area, a sample storage area and a weighing area are provided in sequence along the horizontal length track within the working area; a series of slideways are connected to a mechanical claw for grabbing a sample tube in the sample storage area, a fine-tuning sample releasing mechanism to release samples in trace amounts, a sample head clamping part for mounting or dismounting of a sample head, and a sample loosening pestle.

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Beijing, China

Danping Zhang