播種機有哪些種類
播(bo)(bo)(bo)種(zhong)(zhong)(zhong)(zhong)(zhong)機(ji)(ji)(ji)(ji)按種(zhong)(zhong)(zhong)(zhong)(zhong)子播(bo)(bo)(bo)到(dao)種(zhong)(zhong)(zhong)(zhong)(zhong)床的形狀可分(fen)為(wei)撒播(bo)(bo)(bo)機(ji)(ji)(ji)(ji)、條播(bo)(bo)(bo)機(ji)(ji)(ji)(ji)、穴播(bo)(bo)(bo)機(ji)(ji)(ji)(ji);按動(dong)力可分(fen)為(wei)人(ren)力播(bo)(bo)(bo)種(zhong)(zhong)(zhong)(zhong)(zhong)機(ji)(ji)(ji)(ji)、畜力播(bo)(bo)(bo)種(zhong)(zhong)(zhong)(zhong)(zhong)機(ji)(ji)(ji)(ji)和(he)機(ji)(ji)(ji)(ji)械播(bo)(bo)(bo)種(zhong)(zhong)(zhong)(zhong)(zhong)機(ji)(ji)(ji)(ji);按排種(zhong)(zhong)(zhong)(zhong)(zhong)器取排種(zhong)(zhong)(zhong)(zhong)(zhong)原理可分(fen)為(wei)氣動(dong)式和(he)機(ji)(ji)(ji)(ji)械式;按聯合作(zuo)業形式可分(fen)為(wei)旋(xuan)耕播(bo)(bo)(bo)種(zhong)(zhong)(zhong)(zhong)(zhong)機(ji)(ji)(ji)(ji)、覆膜播(bo)(bo)(bo)種(zhong)(zhong)(zhong)(zhong)(zhong)機(ji)(ji)(ji)(ji)、免耕播(bo)(bo)(bo)種(zhong)(zhong)(zhong)(zhong)(zhong)機(ji)(ji)(ji)(ji)。
播種機械工作原理
播(bo)種機通過傳動(dong)系統帶(dai)動(dong)排(pai)種器(qi)、排(pai)肥(fei)(fei)器(qi),按要求種肥(fei)(fei)量(liang)將(jiang)從種肥(fei)(fei)箱進入排(pai)種器(qi)和(he)排(pai)肥(fei)(fei)器(qi)的種子和(he)肥(fei)(fei)料(liao)排(pai)到由開(kai)溝(gou)(gou)器(qi)開(kai)好的種溝(gou)(gou)和(he)肥(fei)(fei)溝(gou)(gou)里,隨后覆(fu)土器(qi)覆(fu)土,鎮壓器(qi)壓實種床,完成播(bo)種作(zuo)業。
播種機械的構造和工作過程
播種(zhong)(zhong)機(ji)一般由(you)種(zhong)(zhong)子箱、排(pai)種(zhong)(zhong)器(qi)(qi)、輸種(zhong)(zhong)管、開(kai)溝(gou)(gou)器(qi)(qi)、覆土(tu)器(qi)(qi)、行走輪、轉動機(ji)構(gou)等組成(cheng)。工作時,開(kai)溝(gou)(gou)器(qi)(qi)在地上開(kai)出種(zhong)(zhong)溝(gou)(gou),種(zhong)(zhong)子箱內的種(zhong)(zhong)子由(you)排(pai)種(zhong)(zhong)器(qi)(qi)排(pai)出,經輸種(zhong)(zhong)管落入(ru)種(zhong)(zhong)溝(gou)(gou),再(zai)由(you)覆土(tu)器(qi)(qi)覆土(tu)完成(cheng)播種(zhong)(zhong)作業。
如何選購播種機
選購播種機應根據作業的面積、田地的地勢、播種的深度、土壤的質地和干濕度等因素選擇合適的型號。選好型號后要確定播種機的質量,選購的播種機品牌應外觀整(zheng)潔(jie)完好(hao),有可靠的防(fang)護(hu)裝置(zhi),記(ji)得索要發(fa)票。
播種機怎么用
播(bo)(bo)種(zhong)機在(zai)(zai)(zai)播(bo)(bo)種(zhong)時,應按照(zhao)種(zhong)子的(de)(de)特點,對其(qi)進行播(bo)(bo)種(zhong)。如播(bo)(bo)種(zhong)的(de)(de)行距應該控制在(zai)(zai)(zai)20厘米左(zuo)右,不(bu)能(neng)(neng)過寬也不(bu)能(neng)(neng)過窄。播(bo)(bo)種(zhong)深度(du)應控制在(zai)(zai)(zai)1.5—3.0厘米,但(dan)是也要考慮到特殊情(qing)況,不(bu)同的(de)(de)土壤(rang)播(bo)(bo)種(zhong)的(de)(de)深度(du)也不(bu)同,土壤(rang)偏旱,播(bo)(bo)深就(jiu)要略深一(yi)點,這樣可以防止種(zhong)子播(bo)(bo)淺(qian),土壤(rang)過干而(er)不(bu)能(neng)(neng)生長。因(yin)此,農(nong)機手在(zai)(zai)(zai)播(bo)(bo)種(zhong)時,一(yi)定要充(chong)分(fen)考慮種(zhong)子、土壤(rang)等情(qing)況,確保種(zhong)子的(de)(de)健康成長。