Jignasha Engineering Works

bag closing belt conveyor systems,semi automatic bag closing conveyor systems,
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1. • Supports the sewing head and other devices. traceypackaging

   • Height-adjustable so the needle height matches the bag’s height. 

   • Often equipped with casters (wheels) for mobility. mkpack

   • Made from steel or stainless steel, depending on the model. 

2. Sewing Head / Bag Closing Head

   • This is the actual sewing machine head that stitches the bag. chinapackstar

   • Can use different stitch types: chain stitch is common (ISO #401 for fixed heads) Inpak Systems,

   • Some heads are high-speed & enclosed in oil lubrication systems for durability. 

   • For dusty or powdery products, there can be a crepe-tape adaptor to add a tape before sewing (tape helps seal against leakage). aica

3. Feed-in / Infeed Device

   • Guides bags into the sewing head. 

   • May include a folding mechanism if you want to fold the bag’s top before sewing (for cleaner or more secure closure). 

   • Usually part of a larger system (with conveyor, infeed, pedestal). 

4. Control Systems

   • Many pedestal systems use photoelectric switches: the machine starts / stops sewing when a bag is detected. american-newlonG

   • Some have PLC control, allowing coordination across the infeed, sewing head, and conveyor. chinapackstar

   • Variable frequency drives (VFDs) may be used to control sewing speed. packweighelectrical

5. Thread Cutter

   • After sewing, the excess thread is typically cut automatically. chinapackstar

   • Some use pneumatic (air) cutters. chinapackstar.

   • Lubrication System

6. • Important for durability. Many heads have internal oiling systems. mkpack

   • Helps reduce maintenance and extend machine lifespan. mkpack

Key Specifications / Performance Factors

• Sewing Height: Because the pedestal is adjustable, the height from floor to needle might range (for example: 720–1220 mm in some systems). 

• Sewing Speed: Sewing heads vary; high-speed ones (like DS-9C) can operate at very high stitches per minute. chinapackstar

• Stitch Length: Often adjustable; common stitch lengths might be in a certain range (e.g., 7–10.5 mm for some machines). chinapackstar

• Needle & Thread Types: Use industrial needles (e.g., #25, #26) and either synthetic or cotton thread. aica.c

• Bag Types: Designed to work with woven bags (PP, PE), jute, paper, etc. gabbar

• Bag Throughput / Capacity: For systems with infeed + pedestal + sewing, some report capacities like 500-800 bags/hour

Heavy Duty Bag Closing Machine with Wooden Slate Conveyor

The Heavy Duty Bag Closing Machine with Wooden Slate Conveyor is a rugged, high-performance industrial solution designed for efficiently sealing and securing filled bags in heavy manufacturing, agriculture, chemical, and food processing environments. Engineered for durability and continuous operation, this system combines a powerful automatic bag closer with a sturdy conveyor platform, offering smooth material handling from start to finish.

Key Components

🔹 Bag Closing Machine

• Industrial-grade construction with high-strength alloy steel components.

• Automatic stitching mechanism that securely closes woven, jute, cotton, polypropylene, and laminated bags.

• Adjustable stitching speed and tension to accommodate different bag materials and thicknesses.

• Ergonomic design for easy threading and maintenance.

• Robust motor with high torque for consistent performance even under continuous use.

🔹 Wooden Slate Conveyor

• Longitudinal conveyor bed made from treated hardwood slates for enhanced wear resistance.

• Uniform spacing and support structure to ensure stable bag movement.

• Ideal for heavy, abrasive, or irregular bags that may damage conventional roller or belt conveyors.

• Reinforced side frames for structural strength under load.

• Compatible with bag weights typically ranging from 20 kg up to 50 kg or more, depending on specification.

Features & Benefits

✅ Heavy-Duty Reliability – Designed to operate in demanding industrial environments with minimal downtime.
✅ Smooth Bag Handling – Wooden slates provide a stable and friction-controlled surface, reducing bag damage and slippage.
✅ Easy Operation – Simple controls let operators manage closing and output with minimal training.
✅ Adjustable Settings – Customizable closing height, speed, and conveyor length to match production needs.
✅ Low Maintenance – Durable components and accessible design make servicing fast and cost-effective.
✅ Versatile Compatibility – Works with a wide range of bag types, including burlap, woven PP, PE laminated, and more.

Typical Applications

• Packaging plants for rice, flour, sugar, seeds, salt, and grains

• Chemical and fertilizer bag closing

• Animal feed and pet food packaging

• Construction materials (cement, sand, lime) bag sealing

• Industrial goods dispatch and storage