1. The positioning pin design is optimized, reducing the angle of the guiding part to 30 degrees. <BR>2. The alarm trigger mechanism is optimized, and automatic operation judgment conditions are added.
1. Positioning pin design optimization, reduce the guide part angle to 30 degrees. <BR>2. The alarm trigger mechanism is optimized to increase the automatic operating judgment conditions.
1. The positioning pin design is optimized to reduce the angle of the guiding part to 30 degrees.<BR>2. Optimize the alarm trigger mechanism and add automatic operation judgment conditions.<BR>