Water-cooled strand twin-screw granulation extruder DRK-ZKSJ-20
Short Description:
DRK-ZKSJ-20 Water-cooled strand twin-screw granulation extruder 1. Standards This product is manufactured in accordance with the electrical standard JB/5420 – 2001 “Co-rotating Twin-screw Plastic Extruder” of the Ministry of Machinery of China. It also complies with CE standards. 2. Performance Parameters Motor: Motor Power 4KW Motor Brand Anhui Wannan Speed Regulation Method Controlled by “SONYEL” brand frequency converter Speed Regulation Range...
DRK-ZKSJ-20 Water-cooled strand twin-screw granulation extruder
1. Standards
This product is manufactured in accordance with the electrical standard JB/5420 – 2001 “Co-rotating Twin-screw Plastic Extruder” of the Ministry of Machinery of China. It also complies with CE standards.
2. Performance Parameters
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| Motor Power | 4KW | ||||||||
| Motor Brand | Anhui Wannan | ||||||||
| Speed Regulation Method | Controlled by “SONYEL” brand frequency converter | ||||||||
| Speed Regulation Range | 50 – 500rpm | ||||||||
| Output Shaft Speed | MAX500RPM | ||||||||
| Gearbox | |||||||||
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| Transmission Gearbox | Type B gear reduction box | ||||||||
| Transmission Ratio | i = 3:1 | ||||||||
| Output Shaft Speed | MAX500rpm | ||||||||
| Input Shaft Speed | MAX 1500RPM | ||||||||
| Torque Rating | 4.8T/A3 | ||||||||
| Gears | Large module meshing, 6 – level accuracy. Gear shaft material is 20CrNi2MoA, HRC58 – 65 | ||||||||
| Bearings | Needle roller bearings are international professional German “INA” bearings, and the rest are imported Japanese “NSK” bearings | ||||||||
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| Screw Diameter | ￠21.7mm | ||||||||
| Length-Diameter Ratio L/D | 44:1 | ||||||||
| Screw Material | 40CrNiMoA. The threaded elements and the core shaft are connected by involute, featuring high strength, large load capacity, and convenient disassembly and assembly | ||||||||
| Screw Components | Divided into conveying screw blocks, mixing screw blocks, kneading screw blocks, damping blocks, and reverse rotation screw blocks | ||||||||
| Screw Structure | The screw components are arranged and combined in series | ||||||||
| Screw Rotation Mode | Twin-screw meshing co – rotation | ||||||||
| Connection Mode with Core Shaft | Involute spline | ||||||||
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| Threaded Element Type | High wear-resistant | ||||||||
| Wear Resistance Rating | ✳✳ | ||||||||
| Corrosion Resistance Rating | ✳✳ | ||||||||
| Toughness Rating | ✳✳✳ | ||||||||
| Surface Treatment | Standard | ||||||||
| Threaded Element Material | Made of 440C, surface hardness: 56 – 60HRC | ||||||||
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| Barrel Material | Bimetallic wear-resistant material, wear-resistant alloy bushing α – 101(Fe – Cr – Ni – Carbide) HRC60 – 64; integral sleeve | ||||||||
| Barrel Type | High wear-resistant | ||||||||
| Wear Resistance Rating | ✳✳✳+ | ||||||||
| Wear Resistance Rating | ✳ | ||||||||
| Base Material Heat Treatment | Quenched and tempered after forging | ||||||||
| Barrel Bushing Material | Standard | ||||||||
| Bushing Forming Method | Vacuum casting | ||||||||
| Bushing Heat Treatment | Vacuum heat treatment | ||||||||
| Barrel Hardness Range | HRC 60 – 64 | ||||||||
| Barrel Cooling Water Channel Type | Standard | ||||||||
| Cooling Water Channel Diameter | Standard | ||||||||
| Section Structure Sealing | Configured after the plasticizing section | ||||||||
| Distance from Temperature Measuring Point to Inner Wall of Barrel | ≤5mm | ||||||||
| Barrel Type | High wear-resistant | ||||||||
| Wear Resistance Rating | ✳✳✳+ | ||||||||
| Wear Resistance Rating | ✳ | ||||||||
| Barrel Type | High wear-resistant | ||||||||
| Barrel Structure | Connected side by side. The first section for feeding is 100mm long, and the remaining 7 sections are 132mm each, totaling 8 sections. The first section is equipped with a main feeding port, the fifth section with a natural exhaust port, the seventh section is a vacuum barrel, and the eighth section is an extrusion barrel. The rest are closed | ||||||||
| Barrel Heating System | Stainless steel split heat insulation cover | ||||||||
| ↓feeding mouth ↓exhaust port ↓vacuum port ↓Squeeze outlet | |||||||||
| 1 | 2 | 3 | 4 | 5 | 6 | 7 |
8 |
Machinee head
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| heating rod | heating rod | heating rod | heating rod | heating rod | heating rod |
heating rod |
Boom quick switch |
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| Heater Installation Method | Bolt connection | ||||||||
| Heater Wiring Method | Double-sided ordinary | ||||||||
| Heater Cable | High-temperature wire | ||||||||
| Cable Sheath | Metal armored | ||||||||
| Temperature Control Mode | Solid-state relay; Brand: Wuxi Xizheng | ||||||||
| Heater Protective Cover Material | S201 | ||||||||
| Barrel Heating Method | The heating system uses all copper cast heaters, and the cooling system adopts water circulation cooling. The water circulation pump is 0. The cooling water is controlled by a JORC valve | ||||||||
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| Vacuum Tank | Equipped with a visible vacuum chamber; a water ring vacuum pump, AC 1 unit; a set of stainless steel vacuum tank is placed on the machine body | ||||||||
| Vacuum Tank Diameter | Standard | ||||||||
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| Water Tank | The soft water tank is separated from the machine body for easy cleaning and maintenance. It is equipped with a Colt solenoid valve, a stainless steel needle valve, a cooling pump, a circulating water tank, a cooler. The water tank is built into the machine body | ||||||||
| Cooling Water Pipeline System | |||||||||
| Material of Main Inlet and Outlet Water Pipes | S201 | ||||||||
| Material of Branch Inlet and Outlet Water Pipes | Copper pipe | ||||||||
| Diameter of Inlet and Outlet Water Pipes | Standard | ||||||||
| Flow Regulating Valve | Needle valve | ||||||||
| Solenoid Valve Brand | Colt | ||||||||
| Inlet Water Pressure Display | Pressure gauge | ||||||||
| Inlet Water Temperature Display | Thermometer | ||||||||
| Return Water Temperature Display | Thermometer | ||||||||
| Bypass Pipeline of Main Pipe | Configured | ||||||||
| Cooling Water Pipeline System | |||||||||
| Material of Main Inlet and Outlet Water Pipes | SS304 | ||||||||
| Material of Branch Inlet and Outlet Water Pipes | Copper pipe | ||||||||
| Diameter of Inlet and Outlet Water Pipes | Standard | ||||||||
| Material | Made of high-quality channel steel, equipped with special machine shock absorption pads. It runs stably and does not require a special foundation | ||||||||
| Manufacturing Process | Welding | ||||||||
| Strength Grade | 9N·m/cm³ | ||||||||
| Heat Treatment Method | None | ||||||||
| Shock Absorption Method | Round shock absorption pad iron | ||||||||
| Axial Moving Guide Rail | Not configured | ||||||||
| Lateral Moving Guide Rail | Not configured | ||||||||
| Wheels | Configured | ||||||||
1. Feeder (the picture is for reference only, the specific object shall prevail;)
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| material | Stainless steel, feed body with horizontal agitation |
| Feed motor power | 0.55 KW |
| Speed regulation mode | “Sunichi” brand AC inverter control |
| Screw form | Single screw propellant type |
| Screw type | Engaging screw |
| Reducer speed ratio | i=17 |
| hopper | (The picture is for reference only, the specific object shall prevail;) |
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| material | Stainless steel |
| Hopper volume | Standard |
| Mixing form | Standard |
2.Hanger sheet material screen changer head and granulation mold
| position | It is fixed between the discharge end of the barrel and the head |
| Materials | The material is 304 material |
| Network change times | < 2s |
| Mold inner surface treatment | Tempered hard chrome plating |
| aperture | Φ 2.8 mm |
| Hole count | 3 holes; customizable |
3.Electrical control (the picture is for reference only, the specific object shall prevail;)
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| PLC control | |
| voltage | 3X380V, 50HZ |
| position | fuselage |
| voltage | 3X380V, 50HZ |
| Main motor speed control system | 4kw (AC), using a “Sunichi” inverter |
| Feeder speed control system | Power 0.55Kw (AC), using a “Matsunichi” inverter |
| Main AC contactor | Brand for Kunlun Tongtai products |
| Small AC contactor | Brand Kunlun Tongtai products |
| Control button, indicator light | Adopt the new products of Kunlun Tongtai company |
4. Free spare parts list:
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number |
name |
quantity |
note |
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1 |
Toolbox |
1 set |
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2 |
Random data |
1 set |
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3 |
Electrical instructions |
1 set |
5.Interlocking control:
a. the main motor set current overload and electric control cabinet interlocking shutdown protection.
b. the main motor control system and the feeding motor control system set mutual interlock protection.
c. transmission box and lubrication system interlocking protection.
d. head pressure overload and electric control cabinet interlocking shutdown protection.
e. the main motor and the transmission box nylon pin connection, to achieve torque overload cut off nylon pin protection.
6、Random data, 1 set:
1, the unit installation and use instructions.
2, electrical automatic control system manual.
3, the main screw combination diagram.
4, unit delivery list.
Unit public facilities (improved by the customer according to the situation)
Unit facilities technical requirements:
electronic control parameters requirements:
| number | name | specification |
| 1 | Supply voltage | 380V±10% 3-phase 5-wire system |
| 2 | Power frequency | 50Hz±1% |
| 3 | IP level | IP43 |
| 4 | Control voltage | AC220 V |
| 5 | Ambient humidity | 0 to 40 ℃ |
| 6 | Relative humidity | ≤80%, no condensation |
| 7 | Installation elevation | ≤1000 M |
| 8 | Control type | Conventional instrument control |
| 9 | Temperature measuring element | The measuring range of type k thermocouple is 0-400℃ |
Water requirements:
External circulating water: cooling the internal circulating water return water, external circulating water source: according to the site situation, the cooling water tower or the building 25 ~ 50m3 pool can be configured outside the production workshop wall, and the pump pumped to form external circulating water。
| number | name | unit | data |
| 1 | Aqueous medium | Tap water | |
| 2 | Water discharge | 6m3 /h | |
| 3 | head | 45m | |
| 4 | Water pressure | Not less than 0.16MPa | |
| 5 | Pump power | Kw | According to water flow and head configuration |
Internal circulating water:
Water quality: Distilled or boiler water must be selected.
Oil requirements:
Main drive gearbox oil: 150# wear-resistant gear oil.
After the installation and debugging of the equipment is qualified, the oil should be replaced once in three months on the transmission box, the second time should be replaced once in six months, and then every year.
SHANDONG DRICK INSTRUMENTS CO.,LTD
Company Profile
Shandong Drick Instruments Co., Ltd, is mainly engaged in the research and development, manufacturing and sales of testing instruments.
The company established in 2004.
Products are used in scientific research units, quality inspection institutions, universities, packaging, paper, printing, rubber and plastics, chemicals, food, pharmaceuticals, textiles, and other industries.
Drick pays attention to talent cultivation and team building, adhering to the development concept of professionalism, dedication.pragmatism, and innovation.
Adhering to the customer-oriented principle, solve the most urgent and practical needs of customers, and provide first-class solutions to customers with high-quality products and advanced technology.
