Middle-bottom-sealing Bag Machine
●Application:
ZDF-400 middle bottom sealing bag machine is widely used to produce bags sealed in middle and bottom for food industry and medical factor sector to pack food, snacks, medical tools and instruments.
●Electrical equipment:
1. PLC control & touch screen
2. Servo motors and drives for 2 sets
3. Deviation correction controller of discharging for 1 set
4. Discharging control system with variable frequency (including a 0.75kw frequency converter)
5. Magnetic powder brake to control discharging for 1 set
6. Temperature control lines: 8 lines
7. Main motor in power of 2.2kw and 2.2kw frequency converter for 1 set
●Technical parameter
Machine function: middle-bottom-sealing bag machine
Suitable base material: plastic & laminated film such as BOPP, COPP, PET, PVC and nylon, as well as multilayer & laminated film, aluminium laminated film, paper plastic laminated film and pure aluminium foil laminated film
Max bag-making speed: 130 pcs/min (range by bag length and types)
Max linear speed for discharging:≤35 m/min (range by bag length and types)
Bag-making size: length: 400mm N=1, 2, 3, 4, 5, 6 (multiple material feeding), Width: 400mm
Max size of material roll:￠600*840 (diameter*width)
Positioning accuracy:≤±0.3mm
Numbers of heat sealing and cooling knives: 10 pcs
Temperature control lines: 8 lines
Temperature setting range: room temperature∽300℃
Total power: 23kw
Machine dimension: 9100*1500*1700mm (length*width*height)
Color: machine body in white and cover in green (customized by clients’ requirements)
Control system type: control system for high-speed bag machine
I Configuration and parameter
1. Discharging device
Structure type: horizontal station (composed of magnetic, cylinder, swing roller, frequency converter, motor, sensor for drawing roller and control system)
Drive: discharging motor + reduction gearbox + sprocket wheel + roller drive
Feeding shaft: air shaft & pneumatic locking devices
Feeding type: manual feeding
2. Discharging tension
Control mode: automatic control in unit
Conditioning drive: PID conditioning and PWM drive
Detection mode: conductive plastic potentiometer & rotary encoder
3. Deviation correction device
Structure: adjusted by screw pair
Drive: deviation correction controller drive & low-speed synchronous motor
Control mode: single & double photoelectric sensor control
Detection mode: reflective photoelectric sensor testing
Tracking accuracy:≤0.5mm
Adjustment range: 150mm
Photoelectric research scope:±50mm(adjustable), section of limit switches
4. Opposite-side pieces in upper and lower
Structure: pressed structure with single-end spring slotted adjustable rubber roller
Adjustment: manual adjustment (by hand wheel)
5. Longitudinal-sealing device
Structure: combined bridge structure with hot pressing and cooling arranged in vertical
Drive: main motor drives power rod
Transmission: eccentric mechanism with connecting rod’s vertical movement
Number: 1 group
Length: 800mm (equipped with a 10mm hot cutter)
6. Traverse-sealing device
Structure: cylinder structure with hot pressing arranged in horizontal
Drive: main motor drives power rod
Transmission: eccentric mechanism with connecting rod’s vertical movement
Number: 3 groups
Length: 440mm (equipped with 5, 10, 20mm cutters respectively for 2 sets)
7. Film traction device
Structure: air-pressure structure with rubber roller
Drive: digital AC servo system opened in Shanghai
Transmission: synchronous belt and synchronous pulley running at gear ratio of 1∶2.5
Traction: friction drawing & intermittent motion from 2 groups of rubber rollers in upper and lower
Control mode: computer centralized control & synchronous fixed length and middle tension control
Detection: proximity switches provide signals such as upper and lower limit frame
8. Middle tension
Structure: tension structure with air-pressure & floating roller
Control mode: computer centralized control
Control mechanism: movement tendency of floating roller
Detection mode: low-level effective proximity switch (NPN)
Tension adjusted range: 0-0.6Mpa of air pressure, compensation range of mid-traction motor: 5-10mm (set by computer)
9. Main transmission device
Structure: push-pull four-bar linkage structure with crank rocker
Drive: 2.2kw frequency converter drive & 2.2kw three-phase asynchronous motor
Transmission: main drive motor moves gear reducer at 1∶20
Control mode:
Motion mode: main motor drives lever and frame to move in vertical
10. Automatically positioning device
Photoelectric testing precision: 0.01-0.25mm
Positioning accuracy of servo motor: 0.1mm
Integrated positioning accuracy:≤±0.3
Photoelectric research scope: 0-10mm (set by computer)
Correction compensation range: 0-10mm (set by computer)
Positioning rectification mode: current compensation for servo tracking
11. Temperature control device
Detection mode: testing by type E termocouple
Control mode: SSR drive
Temperature setting range: room temperature∽300℃
Temperature measurement points: the middle of electric heating block
12. Cutter
Structure: upper cutter +adjustment device +fixed lower cutter
Type: shear-type cutter with pneumatic & top grid spring
Transmission: by power of eccentric shaft
Adjustment: by hand wheel to move cutters along tangent and both of ends of cutters can move independently
13. Multiple in-feed device
Structure: connecting rod fixed on cylinder to finish stretching motion
Control mode: computer centralized control
Drive: DC 24V drive solenoid valve with short-circuit protection
Motion type: asynchronous and combined motion for 3 groups of traverse sealing
Multiple in-feed numbers: 2-6 multiple material feeding (set on touch screen)
14. Punching device
Structure: pneumatic machine-oriented punch-pin structure on arch base
Control mode: computer centralized control
Drive: DC 24V drive solenoid valve with short-circuit protection
Punching base: rail-supported & pneumatic mechanism oriented arch base with horizontal fine tuning structure
Cylinder: pneumatic control
Mould: diamond hole, round hole (￠6,￠10), adding punching hole for￥750/pc
Numbers: 2 pcs
II Supporting facilities
Power supply: three-phase alternating current with 380V±10% 50Hz
Capacity:＞23kw
Air supply: 30 L/min (0.6Mpa)
Cooling water: 8 L/min
III optional devices (not included in quotation)
1. Adding punch
If you want an extra group of punch different from punch devices of basic configuration, please inform us in advance customized according to clients’ requirements
2. Irregular sealing cutter
Customized according to clients’ requirements
3. Air compressor
Clients purchase it according to requirements
IV Packing
Plain & moisture proof packaging
V Random accessories
|
NO.
|
Name
|
Specification
|
Unit
|
Number
|
Note
|
|
1
|
Slotted screwdriver
|
6″
|
pc
|
1
|
|
|
2
|
Phillips screwdriver
|
6″
|
pc
|
1
|
|
|
3
|
Allen key
|
|
set
|
1
|
|
|
4
|
Adjustable wrench
|
10″
|
pc
|
1
|
|
|
5
|
Oil can
|
|
pc
|
1
|
|
|
6
|
Cutter
|
|
set
|
1
|
|
|
7
|
Silica gel cap
|
10
|
pc
|
4
|
|
|
8
|
Technical document
|
|
set
|
1
|
|
More details
Why choose us?
●16 years focus on pouch making machine!Our expericnec is your advantage!
●Direct manufacturer(own factory)!
●Pouch making machine get Japan Panasonic and European engineer’s praise!
●480 set machine installed!
●2 years warranty time!
●Origin Idea ,design by our own engineer,accept OEM or ODM!
●Highed skilled engineer ,easy operation!
●Turn-key project, remote support on line!
●Photos and videos can be taken while testing the machine, so that you can check the specifications and quality on line!
●Qualified machine under global safety standards to guarantee production safety and workers security.
