DIY Creative wooden electric plotter Drawing Robot STEM Kids Model Automatic Painting Science Electronics Kits Experiment

SPECIFICATIONSBrand Name: NoEnName_NullOrigin: Mainland ChinaRecommend Age: 14+yCertification: CEWarning: Need to be assembledTheme: Fantasy & Sci-FiModel Number: A651 DIY Manual Assemble Solar Electric Vehicle Scientific Experiment Puzzle STEM Science And Education Model Creative Inventions USD 6.23 / piece /lot 1 Children's Science Technology Small Production Diy Telegraph Machine in the Science Experiment Equipment Stem Education Model USD 6.47 / piece /lot 1 Children's Scientific Educational Toys DIY Automatic Ball Machine Kinetic Energy Transmission Experiment Stem Education Props USD 7.27 / piece /lot 1 Children's Science Educational Toys Montessori DIY DC Motor Physical Production Technology Scientific Experimental Equipment USD 4.64 / piece /lot 1 DIY Creative  wooden electric plotter Drawing Robot STEM Kids Model Automatic Painting Science Electronics Kits Experiment DIY creative small wooden electric plotter student science and technology invention scientific experiment equipment Principle description: the chemical energy in the battery is converted into the function of the motor, the motor drives the upper and lower pulley to rotate, the brush moves in an oval shape through the drive of the connecting rod, and the round wooden plate is driven by the belt Make fixed axis movement. When the two move at the same time, regular patterns can be drawn. Adjust the installation of the belt to change the rotation speed of the disc, and change the angle between the angle iron and the connecting rod Change the elliptical trajectory of the brush to draw different patterns.