蝸輪蝸桿升降機的(de)工(gong)(gong)(gong)(gong)作制為(wei)(wei)(wei)10分(fen)鐘內工(gong)(gong)(gong)(gong)作時(shi)間(jian)的(de)百分(fen)比，SJA系(xi)列普(pu)通蝸(gua)輪(lun)蝸(gua)桿(gan)(gan)升降(jiang)機(ji)的(de)工(gong)(gong)(gong)(gong)作制為(wei)(wei)(wei)30%，滾(gun)珠絲桿(gan)(gan)蝸(gua)輪(lun)蝸(gua)桿(gan)(gan)升降(jiang)機(ji)的(de)工(gong)(gong)(gong)(gong)作制為(wei)(wei)(wei)50%，當實際負(fu)載(zai)小(xiao)于(yu)額定(ding)負(fu)載(zai)時(shi)，可以適當提高工(gong)(gong)(gong)(gong)作制，具體(ti)我公司(si)工(gong)(gong)(gong)(gong)程師。輸(shu)(shu)(shu)入(ru)(ru)(ru)(ru)轉(zhuan)速1800rmp；實際荷載(zai)為(wei)(wei)(wei)滿載(zai)的(de)25%至(zhi)99%時(shi)（即(ji)負(fu)載(zai)率為(wei)(wei)(wei)25%-99%），需輸(shu)(shu)(shu)入(ru)(ru)(ru)(ru)扭(niu)矩=負(fu)載(zai)率滿載(zai)扭(niu)矩；行(xing)程大于(yu)300mm時(shi)，應核對穩(wen)(wen)(wen)定(ding)（解釋:穩(wen)(wen)(wen)固(gu)安定(ding)；沒(mei)有(you)變(bian)動(dong))性(xing)，請參考(kao)負(fu)載(zai)與行(xing)程穩(wen)(wen)(wen)定(ding)（解釋:穩(wen)(wen)(wen)固(gu)安定(ding)；沒(mei)有(you)變(bian)動(dong))性(xing)曲線圖驗算(suan)；根據負(fu)載(zai)類型調整選型安全(quan)系(xi)數(shu)。均勻（jūn yún)負(fu)載(zai)1.0-1.2，中度負(fu)載(zai)1.3-1.5；重(zhong)度負(fu)載(zai)1.6-2.5；蝸(gua)輪(lun)蝸(gua)桿(gan)(gan)升降(jiang)機(ji)正常工(gong)(gong)(gong)(gong)作狀態下的(de)輸(shu)(shu)(shu)入(ru)(ru)(ru)(ru)功(gong)(gong)率(指物體(ti)在(zai)單位時(shi)間(jian)內所做(zuo)的(de)功(gong)(gong)的(de)多少)不能超(chao)過輸(shu)(shu)(shu)入(ru)(ru)(ru)(ru)功(gong)(gong)率(指物體(ti)在(zai)單位時(shi)間(jian)內所做(zuo)的(de)功(gong)(gong)的(de)多少)，輸(shu)(shu)(shu)入(ru)(ru)(ru)(ru)功(gong)(gong)率KW=（滿載(zai)扭(niu)矩Nm負(fu)載(zai)率輸(shu)(shu)(shu)入(ru)(ru)(ru)(ru)轉(zhuan)速rpm）/9550；工(gong)(gong)(gong)(gong)作環(huan)境溫(wen)度（temperature)影(ying)響(xiang)輸(shu)(shu)(shu)入(ru)(ru)(ru)(ru)功(gong)(gong)率。 實際輸(shu)(shu)(shu)入(ru)(ru)(ru)(ru)功(gong)(gong)率=額定(ding)輸(shu)(shu)(shu)入(ru)(ru)(ru)(ru)功(gong)(gong)率溫(wen)度（temperature)系(xi)數(shu) -10℃-25℃ 溫(wen)度（temperature)系(xi)數(shu)=1；30℃溫(wen)度（temperature)系(xi)數(shu)=0.85；40℃溫(wen)度（temperature)系(xi)數(shu)=0.65

蝸(gua)(gua)(gua)輪蝸(gua)(gua)(gua)桿(gan)升(sheng)降機(ji)(ji)同(tong)步升(sheng)降臺設計時(shi)需考慮(lv)（consider)組(zu)合(he)(he)(he)系(xi)數(shu)(shu)，在計算(suan)機(ji)(ji)總功率(指物體在單位時(shi)間內所做的功的多(duo)少)時(shi)考慮(lv)（consider)聯(lian)動(dong)損耗。兩(liang)臺組(zu)合(he)(he)(he)系(xi)數(shu)(shu)-0.95；三臺組(zu)合(he)(he)(he)-0.9；四臺組(zu)合(he)(he)(he)-0.85；6-8臺組(zu)合(he)(he)(he)-0.8.當(dang)蝸(gua)(gua)(gua)輪蝸(gua)(gua)(gua)桿(gan)升(sheng)降機(ji)(ji)兩(liang)端鉸接按(an)安(an)裝(zhuang)時(shi)適當(dang)提高組(zu)合(he)(he)(he)系(xi)數(shu)(shu)。

普(pu)通梯形絲(si)桿蝸(gua)輪蝸(gua)桿升降(jiang)機大減速(su)比的型(xing)號有(you)自(zi)鎖(self locking)功能，小減速(su)比的為不確(que)定自(zi)鎖(self locking)，在安全場合和振(zhen)動(dong)場合必須配置(deploy)制動(dong)器。

普通梯形絲杠和蝸輪(lun)蝸桿升降機在(zai)300mm行程(cheng)上上導程(cheng)誤差(cha)為0.1mm。