JACK JK-T1790G Computerized Buttonhole Sewing Machine

Description

JACK JK-T1790G Computerized Buttonhole Sewing Machine

High-speed computerized buttonhole sewing machine designed for producing precise, clean and consistent buttonholes in industrial garment manufacturing. The JACK JK-T1790G is an electronically controlled lockstitch buttonholing machine equipped with advanced servo motor technology, automatic functions and programmable operation for improved productivity and sewing quality.

The machine features a semi-dry sewing head and hook system that minimizes lubrication around the sewing area and helps prevent oil contamination of garments. Closed-loop motor control manages fabric feeding, needle movement and buttonhole cutting, providing stable and accurate operation with reduced vibration and noise.

The JK-T1790G is suitable for light and medium-weight woven materials, while special configurations are available for knitted and elastic fabrics. Its computerized control panel allows buttonhole patterns and parameters to be easily programmed and stored. The machine also features automatic thread trimming, automatic presser-foot lifting, multi-cutting functions and continuous sewing capability for efficient production.

Key Features

• High-speed computerized industrial buttonhole sewing machine
• Single-needle electronic lockstitch buttonhole system
• Maximum sewing speed up to 4,200 stitches/min
• Integrated electronic and servo motor control system
• Closed-loop motors for fabric feeding, needle movement and cutting
• Semi-dry machine head and hook system helps prevent oil stains
• Automatic thread trimming with short remaining thread
• Automatic presser-foot lifting
• Electronic thread tension control
• LCD control panel for easy programming and operation
• Programmable buttonhole patterns and sewing parameters
• Multiple patterns can be stored in the machine memory
• USB interface for pattern updates and data transfer
• Multi-cutting function for producing longer buttonholes
• Continuous sewing function for improved production efficiency
• Special configurations available for knitted and stretch materials
• Integrated cooling fan helps reduce motor temperature and extend service life
• Stable, low-vibration and low-noise operation

Specifications

• Brand: JACK
• Model: JK-T1790G
• Machine Type: Computerized Buttonhole Sewing Machine
• Stitch Type: Electronic Lockstitch Buttonhole
• Number of Needles: 1
• Number of Threads: 2
• Maximum Sewing Speed: 4,200 stitches/min
• Standard Buttonhole Length: Approximately 6.4–25.4mm
• Optional Buttonhole Length: Up to approximately 31.8mm, depending on configuration
• Maximum Continuous Sewing Range: Up to 120mm on applicable models
• Bartack Width: Up to 5mm
• Stitch Spacing: 0.2–2.5mm
• Presser Foot Lift: 17mm
• Needle System: DP×5 / DP×5KN, depending on subclass
• Recommended Needle Size: #11–#12
• Motor Control: Closed-Loop Electronic Servo Motor System
• Lubrication: Semi-Dry Head and Hook System
• Control Panel: LCD Electronic Programmable Panel
• Automatic Functions: Thread Trimming • Presser Foot Lifting • Multi-Cutting • Speed Control

Suitable For: Dress Shirts • Casual Shirts • Blouses • Uniforms • Workwear • Jackets • Knitwear • Stretch Fabrics • Light Woven Fabrics • Medium-Weight Fabrics • Garment Manufacturing • Industrial Buttonhole Production