Auxiliary drawing device for applied mathematics and using method thereof
A technique of applying mathematics and drawing arcs, which is applied in the field of drawing devices, can solve the problems of a large amount of manpower operation time, time waste, and the inability to adjust the height of auxiliary devices, and achieve the effect of saving teaching time and reducing the time of contact with chalk
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[0035] 3. Figure 1-11 As shown, the embodiment of the present invention provides an auxiliary drawing apparatus for applying math, including a fixed bottom plate 1, a fixed bottom plate 1 top center fixing a lifting control box 4, lifting the control box 4 inside the bottom wall The center fixing the lifting motor 15, the motor shaft of the raised motor 15 fixes the lift main gear 14, the top of the lifting control box 4 fixed connection to the lift chamber cover 5, the lifting tank cover 5 internal center rotation to the longitudinal lift screw 17, lift the screw 17 bottom The end fixing connection lifting sub-gear 16, the lifting sub-gear 16 engages the connection lifting main gear 14, the lifting tank cover 5 top center fixed connection lifting control post 6, the lifting control post 6 uniform horizontally disposed two sets of lifting card slot 18, two groups The lifting card slot 18 is longitudinally penetrating the top wall of the lifting control column 6, and the inner long...
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