Official Answer
Answer
Don cimma maƙasudin aminci $SF = 2.0$, zurfin tsagi $d$ dole ne ya gamsar da $d \ ge \ frac{2 P}{\pi D S_y}$, inda $P$ shine nauyin turawa, $D $ shine diamita shaft/rasa, kuma $S_y $ shine ƙarfin yawan amfanin ƙasa. Bugu da ƙari kuma, gefen gefen (nisa daga tsagi zuwa ƙarshen shaft) dole ne ya zama aƙalla $ 3d $ don hana tsagewa daga cikin kayan. A cikin manyan silinda na hydraulic, sau da yawa muna ƙididdige lissafin 'square' groove geometry tare da matsakaicin radius na kusurwa na 0.1 mm don haɓaka wurin tuntuɓar tsakanin zobe da bangon tsagi.
