播種機有哪些種類
播種(zhong)(zhong)(zhong)(zhong)機(ji)(ji)按(an)種(zhong)(zhong)(zhong)(zhong)子播到種(zhong)(zhong)(zhong)(zhong)床的形(xing)狀(zhuang)可(ke)分為(wei)撒(sa)播機(ji)(ji)、條播機(ji)(ji)、穴(xue)播機(ji)(ji);按(an)動力可(ke)分為(wei)人力播種(zhong)(zhong)(zhong)(zhong)機(ji)(ji)、畜力播種(zhong)(zhong)(zhong)(zhong)機(ji)(ji)和(he)機(ji)(ji)械播種(zhong)(zhong)(zhong)(zhong)機(ji)(ji);按(an)排種(zhong)(zhong)(zhong)(zhong)器取排種(zhong)(zhong)(zhong)(zhong)原(yuan)理可(ke)分為(wei)氣動式和(he)機(ji)(ji)械式;按(an)聯合作業形(xing)式可(ke)分為(wei)旋耕(geng)播種(zhong)(zhong)(zhong)(zhong)機(ji)(ji)、覆(fu)膜播種(zhong)(zhong)(zhong)(zhong)機(ji)(ji)、免(mian)耕(geng)播種(zhong)(zhong)(zhong)(zhong)機(ji)(ji)。
播種機械工作原理
播(bo)(bo)種(zhong)機通過傳動系統(tong)帶(dai)動排(pai)種(zhong)器(qi)、排(pai)肥(fei)(fei)(fei)(fei)器(qi),按要求種(zhong)肥(fei)(fei)(fei)(fei)量(liang)將從種(zhong)肥(fei)(fei)(fei)(fei)箱進入排(pai)種(zhong)器(qi)和排(pai)肥(fei)(fei)(fei)(fei)器(qi)的種(zhong)子和肥(fei)(fei)(fei)(fei)料排(pai)到由(you)開溝器(qi)開好(hao)的種(zhong)溝和肥(fei)(fei)(fei)(fei)溝里,隨后(hou)覆土器(qi)覆土,鎮壓器(qi)壓實種(zhong)床,完成播(bo)(bo)種(zhong)作業。
播種機械的構造和工作過程
播種(zhong)(zhong)(zhong)(zhong)(zhong)機(ji)(ji)一般由種(zhong)(zhong)(zhong)(zhong)(zhong)子(zi)箱(xiang)(xiang)、排種(zhong)(zhong)(zhong)(zhong)(zhong)器(qi)、輸種(zhong)(zhong)(zhong)(zhong)(zhong)管(guan)、開溝(gou)器(qi)、覆(fu)土(tu)器(qi)、行(xing)走輪、轉動機(ji)(ji)構等組(zu)成。工(gong)作時,開溝(gou)器(qi)在(zai)地(di)上(shang)開出(chu)種(zhong)(zhong)(zhong)(zhong)(zhong)溝(gou),種(zhong)(zhong)(zhong)(zhong)(zhong)子(zi)箱(xiang)(xiang)內的(de)種(zhong)(zhong)(zhong)(zhong)(zhong)子(zi)由排種(zhong)(zhong)(zhong)(zhong)(zhong)器(qi)排出(chu),經輸種(zhong)(zhong)(zhong)(zhong)(zhong)管(guan)落入種(zhong)(zhong)(zhong)(zhong)(zhong)溝(gou),再由覆(fu)土(tu)器(qi)覆(fu)土(tu)完成播種(zhong)(zhong)(zhong)(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潔完好,有可靠的防護裝置(zhi),記(ji)得索要發票(piao)。
播種機怎么用
播(bo)種(zhong)(zhong)(zhong)機在(zai)播(bo)種(zhong)(zhong)(zhong)時(shi),應(ying)(ying)按(an)照種(zhong)(zhong)(zhong)子的特點,對其(qi)進行播(bo)種(zhong)(zhong)(zhong)。如播(bo)種(zhong)(zhong)(zhong)的行距應(ying)(ying)該控制(zhi)在(zai)20厘米(mi)左(zuo)右(you),不(bu)能(neng)過(guo)寬也不(bu)能(neng)過(guo)窄(zhai)。播(bo)種(zhong)(zhong)(zhong)深(shen)度應(ying)(ying)控制(zhi)在(zai)1.5—3.0厘米(mi),但是也要(yao)考(kao)慮(lv)到(dao)特殊情況,不(bu)同的土(tu)壤(rang)播(bo)種(zhong)(zhong)(zhong)的深(shen)度也不(bu)同,土(tu)壤(rang)偏旱,播(bo)深(shen)就要(yao)略深(shen)一點,這(zhe)樣可以防止(zhi)種(zhong)(zhong)(zhong)子播(bo)淺(qian),土(tu)壤(rang)過(guo)干而不(bu)能(neng)生長(chang)(chang)。因此,農機手在(zai)播(bo)種(zhong)(zhong)(zhong)時(shi),一定要(yao)充分考(kao)慮(lv)種(zhong)(zhong)(zhong)子、土(tu)壤(rang)等情況,確(que)保種(zhong)(zhong)(zhong)子的健康成長(chang)(chang)。