L7F Double step needle feeding flat sewing machine (double action knife)
Detailed Description
The L7F machine adopts a specialized needle feeding system specifically engineered to prevent the movement of cloth layers and maintain consistent needle distance when sewing thick fabrics. The system is designed reasonably for convenient, reliable operation, allowing the sewing process to be altered effortlessly.
For standard sewing operations, a step motor is utilized to precision-control the needle distance, reserved sewing, silent thread trimmer, and 9 distinct stitch patterns. It is highly versatile and applicable to almost all clothing items, particularly men's and women's shirts, children's clothes, T-shirts, bed sheets, and curtains.
Technical Specifications
The bottom specification table contains the following technical details for the L7F model:
Needle Type: (DB×1) #7 ~ #16
Stitch Width / Gauge (mm): 0–5
Presser Foot Lift Height (mm): 6–10
Electronic Loose Wire: Available (★)
Needle Feeding Needle Plate: Available (★)
Sealed Oil Tank: Available (★)
Automatic Thread Trimmer: Available (★)
Automatic Reverse Stitching: Available (★)
Key Operation Screen: Available (★)
Optional Touch Screen: Available (★)
Max. Speed (RPM): 4500
Meas. (Packaging Size): $620 \times 290 \times 555\text{ mm}$
Weight (Net/Gross): 46/40kg
Key Features
Four Buttons: Equipped with a four-button lighting assembly, making reinforcement and needle repair (1 needle, 1/2 needle, 1/4 needle) operations convenient and corner sewing easier.
Optional Touch Screen: Optional 4.3-inch color touch screen offering an intuitive interface and easy, straightforward operation.
Black Diamond Needle Rod: Using a black diamond needle rod significantly reduces oil leakage and mechanical wear.
Stable Feeding System: Employs a connecting rod control feeding system, making the needle feeding method highly stable and ensuring fabrics don't slip or shift during multi-sewing tasks.
