播種機有哪些種類
播(bo)(bo)(bo)(bo)種(zhong)(zhong)機(ji)按種(zhong)(zhong)子播(bo)(bo)(bo)(bo)到種(zhong)(zhong)床的形狀可分(fen)(fen)為(wei)(wei)撒播(bo)(bo)(bo)(bo)機(ji)、條(tiao)播(bo)(bo)(bo)(bo)機(ji)、穴播(bo)(bo)(bo)(bo)機(ji);按動力可分(fen)(fen)為(wei)(wei)人力播(bo)(bo)(bo)(bo)種(zhong)(zhong)機(ji)、畜力播(bo)(bo)(bo)(bo)種(zhong)(zhong)機(ji)和(he)機(ji)械(xie)播(bo)(bo)(bo)(bo)種(zhong)(zhong)機(ji);按排(pai)種(zhong)(zhong)器取(qu)排(pai)種(zhong)(zhong)原理可分(fen)(fen)為(wei)(wei)氣動式和(he)機(ji)械(xie)式;按聯合作業(ye)形式可分(fen)(fen)為(wei)(wei)旋耕播(bo)(bo)(bo)(bo)種(zhong)(zhong)機(ji)、覆膜播(bo)(bo)(bo)(bo)種(zhong)(zhong)機(ji)、免(mian)耕播(bo)(bo)(bo)(bo)種(zhong)(zhong)機(ji)。
播種機械工作原理
播種(zhong)(zhong)機通過傳動系統帶動排種(zhong)(zhong)器(qi)、排肥器(qi),按要求種(zhong)(zhong)肥量將(jiang)從種(zhong)(zhong)肥箱(xiang)進入(ru)排種(zhong)(zhong)器(qi)和(he)排肥器(qi)的種(zhong)(zhong)子和(he)肥料(liao)排到(dao)由開(kai)溝器(qi)開(kai)好的種(zhong)(zhong)溝和(he)肥溝里,隨后覆土器(qi)覆土,鎮(zhen)壓(ya)器(qi)壓(ya)實種(zhong)(zhong)床(chuang),完成(cheng)播種(zhong)(zhong)作業(ye)。
播種機械的構造和工作過程
播種機(ji)一般(ban)由(you)種子(zi)箱、排種器(qi)(qi)(qi)、輸(shu)種管(guan)、開溝(gou)(gou)(gou)器(qi)(qi)(qi)、覆土器(qi)(qi)(qi)、行(xing)走輪、轉動機(ji)構等(deng)組(zu)成。工(gong)作時,開溝(gou)(gou)(gou)器(qi)(qi)(qi)在地上(shang)開出種溝(gou)(gou)(gou),種子(zi)箱內的種子(zi)由(you)排種器(qi)(qi)(qi)排出,經輸(shu)種管(guan)落(luo)入(ru)種溝(gou)(gou)(gou),再(zai)由(you)覆土器(qi)(qi)(qi)覆土完(wan)成播種作業(ye)。
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潔完好,有(you)可靠的(de)防護裝置,記得索要發票。
播種機怎么用
播(bo)種(zhong)機在(zai)(zai)播(bo)種(zhong)時(shi),應按照種(zhong)子的(de)(de)特點,對(dui)其(qi)進行(xing)播(bo)種(zhong)。如播(bo)種(zhong)的(de)(de)行(xing)距(ju)應該控(kong)(kong)制(zhi)在(zai)(zai)20厘米左右,不(bu)(bu)能(neng)過(guo)寬也不(bu)(bu)能(neng)過(guo)窄。播(bo)種(zhong)深度應控(kong)(kong)制(zhi)在(zai)(zai)1.5—3.0厘米,但是也要考慮到特殊情(qing)況,不(bu)(bu)同的(de)(de)土(tu)壤播(bo)種(zhong)的(de)(de)深度也不(bu)(bu)同,土(tu)壤偏旱,播(bo)深就要略深一點,這樣可以(yi)防止種(zhong)子播(bo)淺(qian),土(tu)壤過(guo)干(gan)而不(bu)(bu)能(neng)生長(chang)。因此,農機手在(zai)(zai)播(bo)種(zhong)時(shi),一定要充分考慮種(zhong)子、土(tu)壤等(deng)情(qing)況,確(que)保種(zhong)子的(de)(de)健(jian)康(kang)成長(chang)。