1. The main technical parameters of a single line |
(1) Space requirements for workshop | : ≥32mL×≥16mW×≥9mH |
(2) Spinning slices suitable for meltblown requirements | : Polypropylene |
2. Machine performance | |
(1) Finished width | : 1,600 mm |
(2) Finished cloth specifications | : 15~80g/m2 |
3. Component | |
(1) Production line melt-blown spinning system and host equipment | |
a. Storage silo (0.6m³; for main materials) | : 1 set |
Storage silo (0.25m³; for auxiliary materials) | : 2 sets |
b. Three-component suction, metering and mixing device | : 1 set |
c. Screw extruder Φ 90 × 30 | : 1 set |
d. Meltblown spinning machine (including 1 set of die head and 2 sets of components) · Spinning die |
: 1 set
: 1 set |
Domestic components | : 2 sets |
e. Side blowing device (double-sided blowing) | : 1 set |
f. Rotary receiver | : 1 set |
g. Electret processor | : 1 set |
h. Winding machine (center winding) | : 1 set |
i. Three-layer composite cutting machine | : 1 set |
j. Steel platform of melt-blown spinning system | : 1 set |
k. Single combined machine electrical control system (excluding cables and bridges; including communication cables) | : 1 set |
(2) Auxiliary equipment, auxiliary tools and supporting tools | |
- Component calciner (rectangular)
| : 1 set |
- Component ultrasonic cleaner (ultrasonic power 6kW)
| : 1 set |
- Copper scraper for changing filter screen (for filter used in melt-blown spinning system)
| : 1 set |
- Transport trolley for component installation (hydraulic lift)
| : 1 set |
- Cloth roll monorail gantry crane (with 2 tons electric hoist)
| : 1 set |
- Laboratory equipment (user self-care)
(Including automatic filter material detector, disc sampler, electron microscope, electronic balance) | : 1 set |
(3) Engineering equipment | |
- Water-cooled screw chiller
| : 1 set |
- Air supply fan (flow rate: 20000m³ / h; full pressure: 1500Pa; motor power: 15kW)
| : 1 set |
- Square cooling tower (used to provide cooling water for chillers and other equipment)
| : 1 set |
- Cooling water pump (for equipment cooling water)
| : 1 set(1 used, 1 prepared) |
- Cooling water pump (for cooling water of chiller)
| : 1 set(1 used, 1 prepared) |
- Chilled water pump
| : 1 set |
- Compressed air system
| |
Including screw air compressor, air storage tank, dryer; front and rear filters and pipes. 2 lines shared; |
Screw air compressor | : 1 set |
Exhaust volume: 1m³ / min, pressure: 1.0MPa, use well-known domestic brands. | |
Gas storage tank | : 1 set |
Volume: 1m³, design pressure: 1.6MPa. | |
Dryer | : 1 set |
Used to remove moisture from compressed air. | |
Front and rear filters | |
The filtering accuracy of the pre-filter is 3μm, and the filtering accuracy of the post-filter is 1μm. | |
- Hot air heating device
| : 1 set |
- Air generator (fan)
| : 1 set |
(4) Engineering pipelines and pipes (user self-care) | |
- Duct and insulation
| |
Supply air duct and heat preservation | : 1 set |
Manufactured in sections, the ends of each section are connected to carbon steel national standard angle steel to make flanges, and reinforced ribs are added in the middle (≤1.2 meters) Made with σ ≥1.5mm SUS304 stainless steel. | |
Suction suction duct under the net | : 1 set(Provided by the seller) |
Manufactured in sections, the ends of each section are connected to carbon steel national standard angle steel to make flanges, and reinforced ribs are added in the middle (≤1.2 meters) Made with σ ≥1.5mm SUS304 stainless steel | |
Suction and exhaust duct under the net | : 1 set |
The air duct adopts a circular cross-section structure and is made in sections. The ends of each section are made of carbon steel national angle steel, and the middle (≤1.2 meters) is provided with reinforcing ribs. Made with σ ≥1.5mm SUS304 stainless steel | |
Fresh air duct for air conditioning | : 1 set |
Manufactured in sections, the ends of each section are connected to carbon steel national standard angle steel to make flanges, and reinforced ribs are added in the middle (≤1.2 meters) Made with σ ≥2mm steel plate; | |
- Water pipes and insulation
| |
Chilled water pipes and pipeline accessories for air conditioning units (including elbows, flanges, valves and fasteners) and their insulation | : 1 set |
Cooling water pipes and piping accessories for chillers (including elbows, flanges, valves and fasteners) and their thermal insulation | : 1 set |
Cooling water pipes and pipeline accessories (including elbows, flanges, valves and fasteners) and heat insulation for other equipment | : 1 set |
- Compressed air piping
| |
Compressed air piping and piping accessories (including elbows, flanges, valves and fasteners | : 1 set |
(5)Spare parts (see spare parts list for details) | : 1 set |
4. Main parameters and description of melt-blown spinning equipment and post-spinning equipment | |
(1) Main silo | |
The volume is 1m³, and the main material is stainless steel. | |
(2) Accessory silo | |
The volume is 0.25 m³, the main material is stainless steel, and it is equipped with a material level observation window. Equipped with casters with side brakes. | |
(3)Three-component suction, metering and mixing device (weighing method) | |
Metering and mixing capacity: Max 400kg / h Accessories (1): Adding ratio 0.2 ~ 2%; Accessories (2): Adding ratio 2 ~ 10%; Measurement method: Weight-increasing weight measurement method Measurement accuracy: ± 0.5% Feeding method: the main material and auxiliary materials are automatic suction | |
(4) Screw extruder Φ 90 × 30 | |
Equipment function and composition: This device is mainly used to squeeze and melt polypropylene melt-blown chips. It is composed of transmission device, reducer, screw, mixing head, sleeve, ceramic heater, frame, etc. It is equipped with automatic temperature control, cooling system and alarm system. The main drive adopts AC frequency conversion control. The temperature control of each zone adopts RKC temperature control meter, solid state relay, Pt100 platinum thermal resistance to form a temperature control closed-loop system. The outer surface of the insulation cover is covered with a stainless steel plate. |
Main technical parameters | |
Screw specifications: Φ 90mm length to diameter ratio: 30 Maximum process extrusion capacity: 130kg / h Screw speed: 20 ~ 75r / min Screw drag power: 45kW AC inverter motor drive heating power: 42kW Number of screw heating zones: 7 zones | |
(5) Spinning machine | |
Equipment function and composition: The melt melted by extrusion is quantitatively transported to the melt-blowing die head by the metering pump through the filter and melt pipe, and the fiber is sprayed from the spinning assembly. Including: melt pipe, cylindrical switching filter, metering pump and its drive, melt-blown die head and spinning assembly, cooling and blowing. Equipped with automatic heating insulation system and net (refer to filter screen) pressure display control system. A static mixer is installed in the melt pipe. The temperature control of each zone adopts RKC temperature control meter, solid state relay, Pt100 platinum thermal resistance to form a temperature control closed-loop system. |
Main technical parameters of the product Output: 15 ~ 50kg / h.m Monofilament fineness: 2 ~ 5um | |
Melt pipeline | : 1 set |
06Cr19Ni10 steel pipe for melt pipe, polished inner wall, power distribution heater and heat preservation cover. The number and power of the electric heaters are determined according to the length of the melt pipe, and the outer surface of the insulation cover is covered with stainless steel plates. |
Melt filter | |
A continuous plunger screen changer is used, including a hydraulic power unit, and two filter screen supporting plungers are provided. In the production process, the melt is divided into two strands in the cavity, and flows to the filtration chamber on the supporting plunger, and after filtration, one strand flows out. A pressure sensor of Chengdu Xianda is installed in front of the filter, and a pressure sensor is installed after filtering. When the pressure reaches the set value before and after filtration, the control system automatically reminds the operator to change the screen. During the screen change, 50% of the filter area is working. The plunger is driven by 2 hydraulic power units, the hydraulic pump power is 2.2 kW, and the maximum working pressure is 30 MPa. |
Filtration accuracy: 40um Filter diameter: Φ 124mm The filter is three layers: 30 mesh → 350 mesh → 60 mesh |
Metering pump Pump supply of metering pump: 48cc / r; drag power: 2.2kW; | : 1 set |
Air and gas supply pipeline system | : 1 set |
The main material is stainless steel pipe. Equipped with 2 manual multi-level hard seal disc valves. | |
Spinning die | : 1 set |
Using electric heating. | |
The temperature control of each zone adopts RKC temperature control module, solid state relay and Pt100 platinum thermal resistance to form a temperature control closed-loop system. The entire flow channel of the die head is a single hanger type; it can ensure the uniform distribution of the melt and shorten the color change time. |
Spinning components | : 2 set |
Spindle hole specifications: diameter Φ 0.3 mm, 42 holes / inch length-to-diameter ratio: 12 Lower wire width: 1700mm |
(6) Side blowing device | |
Double-sided blowing | |
(7) Meltblown steel platform components | |
It is composed of H-shaped steel, channel steel and pattern steel plate, etc., and adopts bolt connection structure. |
(8) Rotary receiver | |
Main technical parameters Maximum mechanical speed: 80m / min Use process speed: 8 ~ 60m / min unilateral suction |
(9) Electret processor | |
Input voltage: 220V Maximum output voltage: 60 kV Processing width: 1.8m | |
(10) Winder | |
Effective working width: 1800mm. Maximum winding diameter: φ 800mm; Mechanical speed: 10-100m / min (requires process speed adjustable from 10-90m / min) Rewinding method: central rewinding. The winding shaft is 3 inch aluminum alloy inflation shaft (3 pieces) |
(11) Double-layer compound slitting machine | |
Effective working width: 2000mm. Maximum winding diameter: φ 1000mm; Maximum unwinding diameter: φ 800mm; Rewinding method: surface friction rewinding. The winding shaft is a 3-inch aluminum alloy inflation shaft (4 pieces). Unwinding method: center unwinding |
(12) Pre-stretched wrapping machine | |
Cloth diameter: 500-800mm Width of cloth roll: 500-1600mm Packaging efficiency: 20-30 torr / hour Weighing roller: 500kg Roller diameter / spacing: 150mm / 420mm Clamping device: two-way cylinder clamping Air consumption: 1000ml / min PLC programmable control, the number and times of winding layers can be set; According to the specific conditions of the goods, the number of winding layers on the left and right ends is controlled separately; Overhead time setting function, set separately for the top extension of the cargo |
(13) Electrical control system (excluding cables, cable troughs and bridges) | |
Adopt Siemens PLC and touch screen control. Once the die head pressure reaches 2.5MPa, the metering pump and screw press need to be stopped together. Specific content: three-component suction, metering, mixing device, screw extruder, melt piping device (including filter, metering pump drive, etc.), melt-blown die head heating, hot air piping system, round net receiver and its Electrical control of suction fan, air supply fan of air conditioning unit and winder. |
5. Scope of responsibility of the buyer | |
(1) Installation tools. | |
(2) Cables, cable troughs and bridges between transformers and low-voltage distribution cabinets; cables, cable troughs and bridges between low-voltage distribution cabinets and electrical control cabinets; cables, cable troughs and bridges between electrical control cabinets and equipment |
(3) Engineering pipelines and pipelines (including air ducts and thermal insulation, water pipes and thermal insulation and compressed air pipelines) |
(4) Power supply: 380V, 50 Hz. Theswitchboard between the control cabinet and the transformer. |
(5) 6.5 Prepare foundation foundation, foundation foundation embedded board and foundation bolts welded to foundation foundation embedded board |
(6) Scale: 0 ~ 150kg. |
(7) Non-woven plastic packaging bags. |
(8) Paper tube (3 ″). |
(9) Various lubricating oils and greases (except for the parts that come with the equipment). |
(10) Tools and consumables (electrode, oxygen, acetylene, argon, adhesive tape, sealing tape, cutting blade, saw blade, grinding wheel blade, labor protection supplies) |
(11) Process accessories and tools when workng (such as infrared thermometer, industrial alcohol, pencil, pencil sharpener, clean cotton cloth, mirror cloth, copper wire brush, vacuum cleaner, etc.) |
(12) Gantry crane for component cleaning and washing; |
(13) Pool 15 ~ 20m³ |
(14)Laboratory equipment (including automatic filter tester, disc sampler, electron microscope, electronic balance) |
6. Spare parts (supplied by the seller) | |
Number | Code and name | Notes | Recommended quantity | 1 | Pressure spring fixed platinum thermistor | Temperature measuring element for screw extruder and melt pipe | One for each of different specifications | 2 | Melt pressure transmitter | For spinning system Pressure measuring element (pressure control element) after middle filter | 1 piece of different specifications | 3 | Filter screen for plunger switch used in melt blown equipment | | 50 pieces | 4 | Safety pin used for transmission of melt jet metering pump | | 10 pieces | 5 | Sealing gasket at each joint of melt pipe | | 2 pieces for each specification | 6 | Electric heating rod for heating in melt blown melt pipe | | 2 pieces for each specification | 7 | Electricity used for heating in melt pipe | | One for each specification | 8 | Electric heater for melt blown screw extruder for heating | | One for each specification | 9 | Low voltage electrical components | | 10% for each specification, at least 1 | 10 | Filter screen for melt blown components | | 10 pieces | 11 | Heating rod for die head | | 5 pcs |
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