真(zhen)空(kong)(kong)包裝機按照抽(chou)(chou)(chou)(chou)氣(qi)方式不同會有內(nei)抽(chou)(chou)(chou)(chou)式和(he)外抽(chou)(chou)(chou)(chou)式兩(liang)種類型，它(ta)們都是(shi)由真(zhen)空(kong)(kong)系(xi)統(tong)(tong)、抽(chou)(chou)(chou)(chou)充氣(qi)密封(feng)系(xi)統(tong)(tong)、熱壓封(feng)合(he)系(xi)統(tong)(tong)、電器控制系(xi)統(tong)(tong)等組成。其中(zhong)(zhong)內(nei)抽(chou)(chou)(chou)(chou)式包裝機是(shi)有真(zhen)空(kong)(kong)室的，物品可以擺放在真(zhen)空(kong)(kong)室里，合(he)上(shang)真(zhen)空(kong)(kong)機的真(zhen)空(kong)(kong)室上(shang)蓋后(hou)，就形(xing)成密閉的空(kong)(kong)間，這樣就可以進行抽(chou)(chou)(chou)(chou)真(zhen)空(kong)(kong)工(gong)作了，但是(shi)在工(gong)作過程中(zhong)(zhong)，有時會出現真(zhen)空(kong)(kong)蓋合(he)不上(shang)的情況(kuang)