SEWING MACHINE FOR CYLINDRICAL PROCESSING CLOTH AND CYLINDRICAL BED THEREOF

摘要

PROBLEM TO BE SOLVED: To mount a sewing bed frame in a single operation easily. SOLUTION: This sewing machine has a pair of rails extending forward from a drive frame 5 and a sewing bed frame 6 supported by the rails movably in the front/rear directions. An engaging ball 28 elastically detachable by the movement in the front/rear directions and an engaged hole 9a are relatively mounted in the base end of the rails and the rear part of a projecting plate 9 of the side frame 8a of the sewing bed frame 6. And a presser part 12a and the projecting plate 9 elastically detachable by the movement in the front/rear directions and an upper surrounding wall 2b are relatively mounted in the front of the rear part of the projecting plate 9 of the side frame 8a of the sewing bed frame 6 and the front end side of the rails.