?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=RANCANG+BANGUN+DAN+UJI+KINERJA+MESIN+PERONTOK+BIJI+JALI(Coix+lacryma-jobi+L.)+TIPE+ROLL+SILINDER+PEJAL&rft.creator=Sulihadi%2C+Ady+Saputra&rft.subject=Pertanian+(+Umum+)&rft.subject=Teknik+mesin+dan+mesin&rft.description=Jali+(Coix+Lacryma-jobi+L.)+merupakan+tanaman+serealia+yang+dapat+digunakan+sebagai+bahan+pangan+dengan+kandungan+gizi+yang+cukup+tinggi+dan+dapat+juga+digunakan+bahan+pakan+ternak.+Tujuan+penelitian+ini+adalah+untuk+merancang+dan+menguji+kinerja+mesin+perontok+biji+jali+tipe+roll+silinder+pejal.+Mesin+perontok+biji+jali+terdiri+kerangka+mesin%2C+silinder+perontok%2C+bak+penampung+biji+jali%2C+gear+transmisi+penggerak%2C+gearbox%2C+dan+motor+listrik.+Rancang+bangun+mesin+didesain+secara+desain+struktural+dan+desain+fungsional+untuk+mengatur+semua+bagian+mesin+perontok.+Mesin+perontok+biji+jali+ini+digerakkan+oleh+motor+listrik.+Motor+listrik+ini+berdaya+1+HP+yang+dengan+putaran+1.485+rpm.+Putaran+motor+listrik+di+transmisikan+ke+gearbox+dengan+dukungan+dari+V-belt+dan+belt+pulley.+Kecepatan+putaran+motor+listrik+diubah+dari+1.485+rpm+menjadi+30+rpm%2C+38+rpm%2C+dan+50+rpm+menggunakan+gearbox+dengan+rasio+1%3A30+dengan+menggunakan+puli+3+inchi%2C+4+inchi+dan+5+inchi.+Putaran+gearbox+ditransmisikan+ke+alat+perontokan+(roll+silinder+pejal).+putaran+dari+dua+roll+silinder+pejal+memiliki+jarak+clearence+sebesar+6%2C5+mm+yang+kemudian+akan+menekan+biji+jali+sehingga+biji+akan+terlepas+dari+tangkainya.+Penelitian+ini+menghasilkan+mesin+perontok+biji+jali+tipe+roll+silinder+pejal+dengan+penggerak+motor+listrik.+Kecepatan+optimum+putaran+silinder+adalah+50+rpm%2C+dengan+persentase+kerontokan+biji+jali+sebesar+79%2C68%25+dengan+persentase+biji+terontok+baik+sebesar+88%2C57+%25.+Mesin+perontok+biji+jali+tipe+roll+silinder+pejal+ini+berkapasitas+kerja+50%2C45+kg%2Fjam+tanaman+jali.%0D%0AKata+kunci%3A+Jali%2C+perontok+jali+tipe+roll+silinder+pejal%0D%0A%0D%0A%0D%0A%0D%0A%0D%0AJobs+tears+(Coix+Lacryma-jobi+L.)+was+a+cereal+crop+that+used+as+high+nutrient+food+and+animal+feed+ingredients.+The+purpose+of+this+research+was+to+design+and+test+the+performance+of+jobs+tears+seeds+thresher+machine+solid+cylinder+roll+type.+This+machine+parts+consisted+of+machines+frame%2C+threshing+cylinder%2C+jobs+tears+seeds+container%2C+gear+transmission%2C+gearbox%2C+and+electric+motors.+Design+process+of+it+consisted+of+structural+design+and+functional+design+to+managed+all+parts+of+threshers.+This+machine+was+driven+by+an+electric+motor.+The+power+and+rotational+speed+of+electric+motor+was+1+HP+and+1%2C485+rpm+that+was+transmitted+to+the+gearbox+by+V-belt+and+pulley.+Speed+of+electric+motor+rotation+was+modified+from1%2C485+rpm+to+30+rpm%2C+38+rpm+and+50+rpm+by+a+gearbox+with+ratio+1%3A30+and+pulley+3inch%2C+4+inch%2C+5+inch.+the+gearbox+rotation+was+transmitted+to+threshing+tool+(solid+cylinder+roll).+Rotation+of+this+two+solid+cylinders+roll+had+a+clearance+of+6%2C5+mm+that+suppressed+jobs+tears+seeds%2C+so+the+seeds+could+be+separated+from+the+stems.+This+research+resulted+of+jobs+tears+seeds+thresher+machine+solid+cylinder+roll+type.+The+optimum+rotation+speed+of+cylinder+was+50+rpm%2C+with+loss+percentage+79.68%25+and+percentage+of+good+threshed+jobs+tears+seeds+88.57%25.+This+machine+had+a+work+capacity+of+50%2C45+kg+jobs+tears+plants+per+hour.%0D%0AKeywords%3A+Jobs+tears%2C+solid+cylinder+roll+type.&rft.publisher=FAKULTAS+PERTANIAN&rft.date=2014-07-15&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F2044%2F1%2F1.%2520COVER.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F2044%2F2%2F2.%2520ABSTRAK.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F2044%2F3%2F3.%2520LEMBAR%2520PERSETUJAUAN.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F2044%2F4%2F4.%2520LEMBAR%2520PENGESAHAN.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F2044%2F5%2F5.%2520PERNYATAAN%2520KEASLIAN%2520KARYA.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F2044%2F6%2F9.%2520DAFTAR%2520ISI.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F2044%2F7%2FBAB%2520I.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F2044%2F8%2FBAB%2520II.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F2044%2F9%2FBAB%2520III.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F2044%2F10%2FBAB%2520IV.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F2044%2F11%2FBAB%2520V.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F2044%2F12%2FDAFTAR%2520PUSTAKA.pdf&rft.format=archive&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F2044%2F13%2FLAMPIRAN.zip&rft.identifier=++Sulihadi%2C+Ady+Saputra++(2014)+RANCANG+BANGUN+DAN+UJI+KINERJA+MESIN+PERONTOK+BIJI+JALI(Coix+lacryma-jobi+L.)+TIPE+ROLL+SILINDER+PEJAL.++FAKULTAS+PERTANIAN%2C+UNIVER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