A kind of auxiliary piano training device
A training device and piano technology, applied to music teaching aids, instruments, stringed instruments, etc., can solve the problems of inability to achieve effective training, easy deformation of playing posture, and achieve the effect of standardizing playing posture, ensuring stability, and being easy to adjust.
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[0030] Embodiment: what the present invention describes is a kind of piano auxiliary training device, comprises base plate 1, and described base plate 1 is provided with two bases 2, and described base 2 is vertically provided with through hole, and described base 2 The side wall is provided with a window, the window communicates with the through hole and the window is perpendicular to the through hole, the through hole is provided with a support column 3, and the support column 3 is slidably connected with the through hole, and the support column 3 can be placed in the through hole. Slide up and down inside. The cross-section of the support column 3 is rectangular, the window is horizontally provided with a support shaft 4, the support shaft 4 is provided with a gear 5, the gear 5 is located in the window, and the support column 3 is provided with a The gear rack 6 engaged with the gear 5, one end of the support shaft 4 stretches out from the base 2, the end of the support sh...
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