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JK-8B-2 (sing- needle standard rotary hook & reverse feed device & auto lubricated)
JK-8B Single-needle standard rotary hook & reverse feed device)
JK-8BV (Single-needle standard rotary hook & reverse feed device & over edging device)
Features:
This machine is special designed for bags’ manufacture, which is cylindrical bed lock stitch sewing machine for heavy materials. It has stable structure and modern design. Adopting sliding lever thread take-up and vertical rotary to form lock stitch. The arm shaft and hook shaft are driven by sychronized tooth belt; Presser foot,feed dog and needle feed synchronously; lever type needle gague adjusting mechanism. To match the Cylindrical bed , high presser foot stroke, high presser foot lift space and long stitch length are required. The machine is available to sew heavy duty luggage, suitcase,seat cushion,especially for edge sewing on luggage bags.
Model | JK-8B-2 | JK-8B | JK-8BV |
Max. sewing speed | 2500S.P.M | ||
Stitch length | 0-7.5MM | 0-6.5MM | |
Needle bar stroke | 33.2MM | ||
Thread take-up lever stroke | 61.5MM | ||
Presser foot lift | (By hand) 8.5MM (By knee) 14MM | ||
Needle type | DP*17 18#-22# | ||
Presser foot alternation | (2.7-5.5MM) (3.2MM Standard 3.2MM) | ||
Scale | Sliding lever type | ||
Food dog | Single rows of teeth | ||
Bed size in diameter | 62MM | ||
Rotating hook | Vertical rotary hook | ||
Lubrication | Auto lubrication | Manual lubrication | |
Binder device | ----------------------- | Yes | |
Operating space | 258*110MM | ||
Motor | 370W Clutch motor 2800S.P.M |