2812001JOURNALOFBEIJINGUNIVERSITYOFCHEMICALTECHNOLOGYVol.28,No.12001(,100029):,,:;;:TQ320166,,,,,,,,[1],,1,,1:,(1(a));(F1F2),(1(b));,(1(c)),:,;,;,;,;,,,,;;;,2,1Fig.1Bulgeformingprocessofplastictee:2000203209:,1969,,,,,[2][2][3][1],,,,,;,,,(100MPa),;,,,,;,,,,,11Table1Characteristicsofformingmethodswithdifferentbulgemedia1,,,,[4],,33.11,,F1F2(1),F1,,,,,,,(),,,,;,,,;,,,,,,,3.2,,2Fig.2Locationofthepartingplane3.2.1,,(2)A2A,,,,B2B,,,,,,,,B2B3,,,882001,,;,3Fig.3Bulgeformingmoldofplastictee3.2.2,4F1F2,,P1F1F2;P2,9,(1415)124,,,,4Fig.4HydraulicsystemofthebulgeformingequipmentUPVC,,[1]AhmedM,HashmiMSJ.Estimationofmachinepa2rametersforhydraulicbulgeformingoftubularcompo2nents.JournalofMaterialsProcessingTechnology,1997,64:923[2]..:,1998[3],,..,1998,16(1):3941[4]..:,1989ResearchofplasticsbulgeformingandprocessingequipmentTANGWen2zhongHEYa2dongZHUFu2hua(InstituteofPlasticsMachineryandEngineering,BeijingUniversityofChemicalTechnology,Beijing100029,China)Abstract:Inthispaper,anewtechnology(PlasticsBulgeForming)ispresented;processcharacteristicswithdifferentbulgeformingmediaareanalyzedandcontrasted;thedesignofbulgeformingmoldanditshydraulicsystemisintroduced.Keywords:plastics;bulgeforming;processingequipment981: