縫(feng)(feng)(feng)(feng)紉(ren)(ren)(ren)機(ji)(ji)(ji)一般(ban)是由機(ji)(ji)(ji)頭(tou)、機(ji)(ji)(ji)座、傳動和附件四部分(fen)組(zu)成(cheng)，能(neng)縫(feng)(feng)(feng)(feng)制棉、麻、絲、毛、人造纖維(wei)等織物和皮革(ge)、塑料、紙張等制品，縫(feng)(feng)(feng)(feng)出的線(xian)(xian)(xian)跡(ji)整齊美觀(guan)、平整牢固，縫(feng)(feng)(feng)(feng)紉(ren)(ren)(ren)速(su)度快(kuai)、使用簡便(bian)。通(tong)常分(fen)為鎖(suo)式(shi)(shi)(shi)線(xian)(xian)(xian)跡(ji)和鏈式(shi)(shi)(shi)線(xian)(xian)(xian)跡(ji)縫(feng)(feng)(feng)(feng)紉(ren)(ren)(ren)機(ji)(ji)(ji)兩類，鎖(suo)式(shi)(shi)(shi)線(xian)(xian)(xian)縫(feng)(feng)(feng)(feng)紉(ren)(ren)(ren)機(ji)(ji)(ji)線(xian)(xian)(xian)跡(ji)分(fen)布密實，縫(feng)(feng)(feng)(feng)紉(ren)(ren)(ren)的牢度一般(ban)超(chao)過手工縫(feng)(feng)(feng)(feng)紉(ren)(ren)(ren)，鏈式(shi)(shi)(shi)線(xian)(xian)(xian)跡(ji)富有彈性(xing)，能(neng)隨縫(feng)(feng)(feng)(feng)料一起伸縮而不會崩斷縫(feng)(feng)(feng)(feng)線(xian)(xian)(xian)，適用于彈性(xing)織物的服(fu)裝。【詳細>>】