大(da)蒜播(bo)(bo)種(zhong)機選用播(bo)(bo)放(fang)技術性,按行(xing)距和窩距先用壓(ya)穴(xue)錐壓(ya)穴(xue)以型(xing)成一定(ding)大(da)小孔(kong)眼(yan)形錐穴(xue),經挑(tiao)選后(hou)的(de)大(da)蒜瓣經分種(zhong)器自由下落在(zai)錐型(xing)螺(luo)旋式(shi)導(dao)種(zhong)管(guan)的(de)影響的(de)大(da)蒜瓣根朝(chao)下齒朝(chao)上(shang)正(zheng)好落入錐穴(xue)孔(kong)眼(yan)中(zhong)而不至于歪斜,脫粒機在(zai)進行(xing)中(zhong)壓(ya)穴(xue)錐與分種(zhong)器一定(ding)要同步(bu),大(da)蒜瓣自由下落經錐型(xing)螺(luo)旋式(shi)導(dao)種(zhong)管(guan)的(de)滯后(hou)時間使(shi)得大(da)蒜瓣正(zheng)好能進入孔(kong)眼(yan)中(zhong)。大(da)蒜播(bo)(bo)種(zhong)機的(de)錐型(xing)螺(luo)旋管(guan)導(dao)種(zhong)管(guan)中(zhong)孔(kong)邊光滑內孔(kong)的(de)直徑都比大(da)蒜瓣最大(da)尺寸(cun)大(da)10mm才能使(shi)大(da)蒜瓣自由下落在(zai)錐型(xing)螺(luo)旋式(shi)導(dao)種(zhong)管(guan)的(de)影響朝(chao)下齒不至于賭管(guan)。