1、
單(dan)沖(chong)壓片機(ji)的(de)沖(chong)模的(de)安(an)裝(zhuang)
⑴安(an)裝(zhuang)上沖(chong):旋(xuan)松下(xia)沖固(gu)定螺釘、轉(zhuan)動(dong)手(shou)輪使(shi)下沖(chong)芯桿升(sheng)到zui高(gao)位置(zhi),把(ba)下沖(chong)桿插入(ru)下沖(chong)芯(xin)桿的(de)孔中(註意(yi)使下(xia)沖桿的(de)缺(que)口斜(xie)面對(dui)準(zhun)下沖(chong)緊固螺(luo)釘(ding),並要(yao)插到底)zui後旋(xuan)緊下沖(chong)固(gu)定螺釘(ding)。
⑵安裝(zhuang)下(xia)沖(chong):旋(xuan)松上沖(chong)緊固螺(luo)母(mu),把(ba)上沖(chong)芯桿插入(ru)上沖(chong)芯桿的(de)孔,要(yao)插到底,用扳手(shou)卡住(zhu)上沖(chong)芯桿下部(bu)的(de)六(liu)方、旋(xuan)緊上沖(chong)緊固螺(luo)母(mu)。
⑶安裝(zhuang)中(zhong)模:旋(xuan)松中(zhong)模固定(ding)螺釘(ding),把(ba)在(zai)模拿平(ping)放入(ru)中模臺板(ban)的(de)孔中,同時(shi)使下(xia)沖(chong)進入(ru)中模的(de)孔中、按到底然後旋(xuan)緊中模固定(ding)螺釘(ding)。放(fang)中(zhong)模時(shi)須註意把(ba)中模拿平(ping),以免歪斜放(fang)入(ru)時(shi)卡住(zhu),損(sun)壞(huai)孔壁。
⑷用手(shou)轉(zhuan)動(dong)手(shou)輪、使(shi)上沖(chong)緩慢(man)下降進(jin)入(ru)中模孔中,觀察有無碰(peng)撞或磨擦現象(xiang),若(ruo)發(fa)生碰(peng)撞或磨擦,則松(song)開(kai)中(zhong)模臺板(ban)固定(ding)螺(luo)釘(ding)(兩(liang)只),調(tiao)整(zheng)中(zhong)模臺板(ban)固定(ding)的(de)位置(zhi),使(shi)上沖(chong)進入(ru)中模孔中,再(zai)旋(xuan)緊中模臺板(ban)固定(ding)螺(luo)釘(ding),如(ru)此調(tiao)整(zheng)直(zhi)到上沖(chong)頭進入(ru)中模時(shi)無碰(peng)撞或磨擦方為(wei)安裝(zhuang)合(he)格(ge)。
2、單(dan)沖壓片(pian)機的(de)出片(pian)的(de)調(tiao)整(zheng)
轉(zhuan)動(dong)手(shou)輪使(shi)下沖(chong)升(sheng)到zui高(gao)位置(zhi),觀(guan)察下沖口面是(shi)否與中模平面相(xiang)齊(qi)(或高或低都(dou)將(jiang)影(ying)響(xiang)出片(pian))若(ruo)不(bu)齊則(ze)旋(xuan)松蝶形(xing)螺(luo)絲,松(song)開(kai)齒(chi)輪壓(ya)板轉(zhuan)達動(dong)上調(tiao)節齒(chi)輪,使(shi)下沖(chong)口面與中模平面相(xiang)齊(qi),然後仍(reng)將(jiang)壓(ya)板按上,旋(xuan)緊蝶形(xing)螺(luo)絲。
至(zhi)此(ci),用手搖(yao)動(dong)手(shou)輪,空車運(yun)轉(zhuan)十余轉(zhuan),若機(ji)器運(yun)轉(zhuan)正常,則(ze)可(ke)加料試(shi)壓,進(jin)行(xing)下(xia)壹步調(tiao)整(zheng)。
3、單(dan)沖(chong)壓(ya)片機的(de)充(chong)填(tian)深(shen)度(du)的(de)調(tiao)整(zheng)(即(ji)藥片重(zhong)量(liang)的(de)調(tiao)整(zheng))
旋(xuan)松蝶形(xing)螺(luo)絲,松(song)開(kai)齒(chi)輪壓(ya)板。轉(zhuan)動(dong)下(xia)調(tiao)節齒(chi)輪向(xiang)左(zuo)轉(zhuan)使下(xia)沖芯(xin)桿上升(sheng),則(ze)充(chong)填(tian)深(shen)度(du)減(jian)少(shao)(藥片(pian)重(zhong)量(liang)減(jian)輕)。調(tiao)好(hao)後(hou)仍將(jiang)輪齒(chi)壓板(ban)按上,旋(xuan)緊蝶形(xing)螺(luo)絲。
4、單(dan)沖(chong)壓(ya)片(pian)機的(de)壓(ya)力(li)的(de)調(tiao)整(zheng)(即(ji)藥片硬(ying)度(du)的(de)調(tiao)整(zheng))
旋(xuan)松連(lian)桿鎖緊螺母(mu)、轉(zhuan)動(dong)上沖(chong)芯桿,向(xiang)左(zuo)轉(zhuan)使上沖(chong)芯桿向(xiang)下(xia)移動(dong),則(ze)壓力(li)加大,壓(ya)出的(de)藥(yao)片(pian)硬(ying)度(du)增(zeng)加(jia);反之,向(xiang)右(you)轉(zhuan)則壓(ya)力減(jian)少,藥片硬(ying)度(du)降(jiang)低(di),調(tiao)好(hao)後(hou)用扳手(shou)卡住(zhu)上沖(chong)芯桿下部(bu)的(de)六(liu)方,仍(reng)將(jiang)連(lian)桿鎖緊螺母(mu)鎖緊。至(zhi)此(ci),沖模的(de)調(tiao)整(zheng)基本(ben)完(wan)成(cheng),再(zai)啟動(dong)電(dian)機(ji)試(shi)壓十余片(pian),檢(jian)查(zha)片(pian)重(zhong),硬(ying)度(du)和(he)表(biao)面光(guang)潔度(du)等質量(liang)如(ru)合格(ge),即(ji)可(ke)投料生產。在(zai)生(sheng)產過程中、仍(reng)須隨時(shi)檢查(zha)藥(yao)片質量,及時(shi)調(tiao)整(zheng)。
5、單(dan)沖(chong)壓(ya)片機的(de)沖(chong)模的(de)拆卸(xie)
⑴拆卸(xie)上沖(chong):旋(xuan)松上沖(chong)緊固螺(luo)母(mu),即(ji)可(ke)將(jiang)上沖(chong)桿拔出,若(ruo)配(pei)合(he)較緊,可(ke)用手(shou)鉗(qian)夾(jia)住(zhu)上沖(chong)桿將(jiang)其(qi)拔出,但(dan)要(yao)註意(yi)不(bu)可(ke)損(sun)傷沖頭棱刃(ren)。
⑵拆卸(xie)中模:旋(xuan)松中(zhong)模固定(ding)螺釘(ding),旋(xuan)下下(xia)沖固(gu)定螺寧(ning),旋(xuan)松蝶形(xing)螺(luo)絲,松(song)開(kai)齒(chi)輪壓(ya)板。轉(zhuan)達動(dong)調(tiao)節齒(chi)輪使(shi)下沖(chong)芯桿上升(sheng)藥(yao)十毫米,輕輕轉(zhuan)動(dong)手(shou)輪,使(shi)下沖(chong)芯桿將(jiang)中(zhong)模頂(ding)出壹部(bu)份,用(yong)手將(jiang)中(zhong)模取(qu)出,若(ruo)中(zhong)模在(zai)孔中配(pei)合(he)緊密(mi),不(bu)可(ke)用力(li)轉(zhuan)動(dong)手(shou)輪硬(ying)頂(ding),以(yi)免損(sun)壞(huai)機件。這時(shi)須拆下(xia)中模臺板(ban)再(zai)取(qu)出中(zhong)模。
⑶拆卸(xie)下沖(chong):先(xian)已(yi)旋(xuan)下下(xia)沖固(gu)定螺釘,再(zai)轉(zhuan)動(dong)手(shou)輪使(shi)下沖(chong)芯桿升(sheng)到zui高(gao)位置(zhi),即(ji)可(ke)用手(shou)拔出上沖(chong)桿。若配(pei)合(he)緊密(mi),可(ke)用手(shou)鉗(qian)夾(jia)出(註(zhu)意(yi)不(bu)要(yao)損(sun)傷沖頭棱刃(ren))。
⑷沖(chong)模拆卸(xie)後尚(shang)須轉(zhuan)動(dong)調(tiao)節齒(chi)輪,使(shi)下沖(chong)芯桿退下(xia)約(yue)10毫米,轉(zhuan)動(dong)手(shou)輪使(shi)下沖(chong)芯桿升(sheng)到zui高(gao)位置(zhi)時(shi),其(qi)頂(ding)端(duan)不(bu)高於(yu)中模臺板(ban)的(de)底面隨(sui)可(ke)(這壹步不(bu)要(yao)忽(hu)略,以免再(zai)次(ci)使(shi)用時(shi)發(fa)生下(xia)沖芯桿與中模頂(ding)撞(zhuang)的(de)事(shi)故)。zui後仍將(jiang)下(xia)沖固定螺(luo)釘(ding)旋(xuan)上。