手動(dong)壓(ya)片(pian)機是(shi)壹種(zhong)小(xiao)型臺式電動(dong)連(lian)續壓(ya)片(pian)的機(ji)器,也(ye)可(ke)以(yi)手搖(yao),壓(ya)出(chu)的藥片(pian)厚度平均(jun),光澤度(du)高,無需(xu)拋(pao)光(guang)。本機性能優良,適應(ying)性強,使(shi)用(yong)方(fang)便(bian),易於維(wei)修,體積小(xiao),重(zhong)量(liang)輕,使(shi)用(yong)安(an)全(quan)可(ke)靠。
下(xia)面(mian)例(li)舉(ju)幾(ji)條操(cao)作手動(dong)壓(ya)片(pian)機時(shi)常出現(xian)問(wen)題的解(jie)決(jue)方(fang)法:
1、裂(lie)片:如(ru)果出(chu)現(xian)的片(pian)劑硬度不(bu)高、有小(xiao)孔或(huo)者很容(rong)易破碎。原(yuan)因(yin)可(ke)能是物(wu)料顆(ke)粒細度(du)不夠(gou),細粉(fen)過(guo)多(duo)或(huo)粘(zhan)合劑不足(zu)或顆粒過(guo)粗(cu)或過(guo)細,能造成(cheng)裂片,要(yao)選出(chu)裏面(mian)粗(cu)細不(bu)壹樣(yang)的顆(ke)粒物(wu)質(zhi)較好是(shi)篩去(qu)細粉(fen),加(jia)幹燥粘(zhan)合劑和(he)勻後再(zai)壓(ya)片(pian);
2、顆粒含(han)水量(liang)不(bu)當就(jiu)會(hui)出現(xian)顆(ke)粒幹(gan)燥與過(guo)濕(shi)則(ze)顆粒變(bian)形,片硬較差,我們(men)必(bi)須把含水量(liang)以(yi)3%-5%為宜;
3、顆(ke)粒粘(zhan)性不夠(gou)(生藥粉(fen)過(guo)多(duo))我們(men)就(jiu)必(bi)須重新加(jia)粘(zhan)合劑再(zai)次制(zhi)粒,顆(ke)粒含(han)水小(xiao),幹(gan)燥就(jiu)噴(pen)乙醇吸潮;
4、甚(shen)至(zhi)是原料(liao)中含(han)油性成分(fen)過(guo)多我們(men)就(jiu)必(bi)須有效成(cheng)份(fen)加(jia)吸收(shou)劑(ji)或(huo)糖(tang)粉(fen),是(shi)無(wu)效成(cheng)分(fen)就(jiu)脫(tuo)油,;
5、制作顆粒太(tai)濕(shi),潤(run)滑劑用(yong)量不(bu)足或(huo)分布(bu)不均(jun)勻;
6、崩解(jie)時(shi)限(xian)超(chao)限(xian),壓(ya)力(li)與硬度是(shi)影(ying)響(xiang)崩解(jie)時(shi)限(xian)超(chao)限(xian)重(zhong)要(yao)因(yin)素(su),澱(dian)粉(fen)的影(ying)響(xiang),澱(dian)粉(fen)能使不(bu)溶(rong)性或疏水性藥物(wu)較快崩解(jie),但(dan)能水溶(rong)性藥物(wu)作用(yong)較差;
7、粘(zhan)合劑粘(zhan)結力強(qiang),用(yong)量多(duo),能使崩解(jie)時(shi)限(xian)超(chao)限(xian);
8、潤(run)滑劑用(yong)量多(duo),能使崩解(jie)時(shi)限(xian)超(chao)限(xian);
9、含(han)糖(tang)的片(pian)劑貯存(cun)溫度(du)高或引(yin)濕(shi)後明顯延長(chang)崩解(jie);
10、壓(ya)力(li)過大或轉(zhuan)速(su)過快,顆(ke)粒粗(cu)細不(bu)均,加(jia)料器(qi)平衡(heng),下(xia)沖(chong)不(bu)靈(ling)活(huo);
11、片重差異超限(xian),顆(ke)粒粗(cu)細不(bu)均,加(jia)料器(qi)平衡(heng),下(xia)沖(chong)不(bu)靈(ling)活(huo)
12、疊片,粘(zhan)沖(chong)或(huo)上(shang)沖(chong)卷(juan)邊等原因(yin)以(yi)致片劑粘(zhan)著在(zai)上(shang)沖(chong),下(xia)沖(chong)上(shang)升(sheng)的位(wei)置太(tai)低(di);
13、變(bian)色(se)或表面(mian)斑(ban)點(dian),顆(ke)粒過(guo)硬,潤(run)滑劑不均勻(yun),上(shang)沖(chong)滑(hua)油過多。