Main Structure
Unwinding device→bevelment device→inserting device (including inserting unwinding device, inserting traction device, inserting shaping device, inserting punching device)→inserting tension device→zipper inserting device→rear traction device (third group of rubber rollers)→vertical sealing devices (X groups)→electric eye device for rear tracking→intermediate traction device (second group of rubber rollers)→intermediate floating roller→heat sealing devices for traverse sealing (5 groups)→water cooling devices for traverse sealing (1 group)→electric eye device→punching device→film scrap collecting device→front traction device (first group of rubber rollers)→cutting tool device→bag collecting table+ Programmable Logic Controller (PLC)
★Servo motor two units in total, they are in two groups of rubber roller respectively.
Profile
Manufacturable bag types, specification and speed
Three-side sealing bag L: 150-2400mm；W: 50-600mm
Production capacity：30-140 pcs/min
Maximum speed：140 pcs/min
Stand-up bag L: 150-500mm；W: 50-600mm
Production capacity：30-120 pcs/min
Maximum speed：120 pcs/min
Three-side sealing bag with zipper L: 150-600mm；W: 50-600mm
Production capacity：30-100 pcs/min
Maximum speed：100 pcs/min
Stand-up bag with zipper L: 150-500mm；W: 50-300mm
Production capacity：30-90 pcs/min
Maximum speed：90 pcs/min
Four-side sealing and stand-up bag L: 150-1500mm；W: 65-500mm
Production capacity：0-80 pcs/min
Maximum speed：80 pcs/min
(The actual operating speed will vary according to bag types, specification, materials and other reasons)
Power Configuration
1. AC servo motor (YASKAWA) for feeding drive：1.5KW*2＋0.85KW*1=3.85 KW
2. Driving motor for up & down sealing：3KW*1=3KW
3. Unwinding traction motor：0.75KW*1=0.75KW
4. Vertical sealing device：2KW*4 groups=8KW
5. Traverse heat sealing device：2KW*6 groups=12 KW
6. Zipper heat sealing device：2KW*2 groups=4KW
7. Auxiliary material traction motor：0.55KW*1=0.55KW
8. Control system and others：1 KW
Total power consumption：About 34KW (Triphase AC380V)
9. Air pressure：0.6Mpa (6KWfcm2)
10. Cooling water：About 15L/min
11. Volume：About 13m*2m*1.9m
12. Total weight：About 6T
Driving method
1. Film delivery traction: Driven by AC servo motor
2. Up & down sealing: Driven by frequency conversion motor
Operating function
1. Heat sealing：Adjustable speed
2. Temperature：Contactless SSR output
3. Auto-counter：Presettable
4. Finished bags conveying：Quantity of delivery is settable
5. Punching device：Time, continuity and interval are settable
6. Start-up mode：High-order machine halt and high-order start-up
7. Operation mode：Printing or non-printing
8. Multiple conveying speed：1 to 6 times for conveying（start-up for length at least 350mm）
9. Length measurement： Color code photoelectric distance measuring is executable
10.Option：Selective material feeding in stabilization and up-and-down movement for cutter adjustment are optional
11. Prompt message：
a Auto-stop for photoelectric loss
b Alarm for loss of temperature
c Servo motor alarm
d Auto-stop for emptied material
e Auto-stop alarm for overranging
f Pre-alarm signal for sufficient quantity
Latest function
Auto temperature reduction 1-5% for machine halt, auto temperature rising for start-up
Processable material types
BOPP/CPP ; BOPP/CPE ; BOPP/PET/PE ; BOPP/PET/CPP ; PET/PE ; PET/CPP ; PET/AL/PE ; PET/AL/NY/PE ; NY/PE ; PET/PAPER/AL/PE of composite material and so on.
Rolls unwinding unit
1. Upper unwinding shaft adopts pneumatic core shaft, making it easy for position alignment of material loading. Loadable film diameter≤φ600mm, width≤1200mm, both sides of unwinding device are equipped with pneumatic locking device.
① Unwinding tension is equipped with magnetic powder brake（25Nm）and roller type encoder for speed measurement to carry out automatic control, they infinitize the size of roll diameter, meanwhile pneumatic tension floating rolls are attached in between.
② Unwinding traction roll keeps accordant with main motor (3KW) for unwinding material output to ensure stable material feeding.
2. Lower unwinding shaft adopts pneumatic core shaft, making it easy for position alignment of material loading. Loadable film diameter≤φ450mm, width≤600mm, both sides of unwinding device are equipped with pneumatic locking device.
① Unwinding tension is equipped with magnetic powder brake（25Nm）and roller type encoder for speed measurement to carry out automatic control, they infinitize the size of roll diameter, meanwhile pneumatic tension floating rolls are attached in between.
② Unwinding traction roll keeps accordant with main motor for unwinding material output, equipped with automatic deviation correction device to achieve automatic tension and automatic unwinding functions.
Vertical sealing shaping bracket
In the process of mono-unwinding, materials will enter in a horizontal way with automatically photoelectric edge correction control, making it effective tracking and micro adjustment for printing materials or non-printing materials. Monolithic materials will enter the V-shaped metal sheet for segmentation.
Pneumatic tension balancing device
Pneumatic tension balancing device is provided with opposite sides adjustment device for upper layer materials and pattern adjustment device for lower layer materials. Floating tension roller as well as pneumatic tension adjustment will transform continuous feeding into stepping feeding, making material output more effective, equipped with scrap slitting device. They keep balance with traction tension, making material ametabolic and stable conveying.
Bottom material feeding device for stand-up bag
1. In between the tension balance device, there are two groups of automatic tension control devices for bottom material conveying and shaping.
2. Pneumatic core shaft is for positioning , magnetic powder brake is for tension control, air cylinder is for tension adjustment, small-sized setsquare is for shaping and punching device is for hole punching
Vertical sealing unit
1. Four groups of corresponding heat sealing and cooling devices from top to bottom are available for independent adjustment by horizontal movement and linear adjustment by unidirectional cutter.
2. Contactless thermostatic control
3. The available length for heat sealing is 640 mm and the available length for cooling is 510 mm
4. Heat insulation cloths and clamp membrane exhaust device from top to bottom
5. The quantity of assembling unit is adjustable according to clients requirement.
Traverse sealing unit
1. Equipped with two sets of AC 1.5KW servo motors for material feeding traction drive;
2. Traverse sealing floating roller device is equipped with Hall-effect switch to detect signals of tension floating roller, thus, it will effectively adjust the torque output of traction servo motor. Film tension can be adjusted by pneumatic device;
3. Up-and-down heat pressing for traverse sealing is driven by frequency conversion decelerating motor (3KW), possessing the function of heat sealing speed adjustment;
4. Contactless thermostatic control and equipped with five groups of specialized traverse sealing devices (640mm for heat sealing length);
5. Two groups of cooling devices can guarantee effective cold sealing;
6. Moveable punching device is used for adjustment on all sides, as long as punching device fastens the bracket;
7. Photoelectric positioning device can move backwards and forwards with bilateral micro-adjustment for the color code position involved;
8. Integrated type of film scrap eliminating and punching device can carry out manual position adjustment;
9. Electrostatic eliminator is for fear of irregularity after cutting and drift rate of finished bags;
10. Equipped with adjustable conveying function and output for sufficient quantity;
11. Cutting tool is equipped with horizontal movement and beveling functions.
Film scrap rewinder 1 set
Aluminium roller by electrochemical anode treatment together with rib reinforcement ensures film non-darkening. All of other parts have been phosphate coated for fear of rust.
