Manufacturing process of Erhu cylinder
A production process and technology of erhu, applied in stringed instruments, instruments, musical instruments, etc., can solve the problems of the sound quality of the piano tube, the impurity of the resonance high and low range, and achieve the effect of beautiful appearance and exquisite processing.
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[0014] Include the following steps,
[0015] 1) Material preparation: choose the whole piece of wood;
[0016] 2) Mark the line: first make the cornerstone, draw an equilateral hexagon and a center line on one end of the big head, and then cross the line and draw an equilateral hexagon on the other end of the small head.
[0017] 3) Cutting and sawing the shape: After drawing the hexagonal platform line of the piano tube, saw the outer six sides, and at the same time drill and chisel the inner hexagon to a semi-rough product;
[0018] 4) Rough and fine planing shape: rough and fine planing the outer hexagonal edge, milling, shoveling, filing the inner hexagonal edge, and processing the whole cylinder into a semi-finished product of the inner hexagonal table;
[0019] 5) Finishing: milling, filing, digging, chiseling, large and small inner openings and inner semicircular arcs at both ends of the light piano tube;
[0020] 6) Grinding: Milling the outer waist arc of the piano ...
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