List of typical material operation capabilities of SHJ65 machine (reference value)

1. Technical parameters of SHJ65 twin-screw extrusion granulator
twin-screw length-to-diameter ratio 36:1---60:1
twin-screw motor power 75KW DC

2. Unit configuration
A, SHJ 65 twin-screw mixing and extruding unit
a. Gear reducer
1) Reduction ratio: 3: 1
2) Output shaft speed: MAX500RPM
3) Input shaft speed: MAX1500RPM
4) Main engine gearbox deceleration and torque The distributing part is integrated and adopts a parallel three-axis design with a compact structure. Imported bearings are used for deceleration, torque distribution and radial bearings of the two output shafts.
b. Lubricating oil cooling system
1) Oil pump motor 0.55KW
2) Lubricant model: Shanghai Hai Brand 6402 medium-duty gear oil, model 85W/90GL-4
3) Brand: Xi’an Oil Pump Factory
4) Condenser model: SL-305
5 ) Lubricating oil pump model: CB-B6
c. Host motor
1) Host motor: 75KW (DC motor)
2) Motor speed (MAX): 1500RPM
d, screw
1) Screw diameter: Φ62.4mm
2) L/D=40: 1
3) The screw is a building block type
4) The screw mandrel is made of 40CrNiMoA, and the threaded element and the mandrel are involute connection, which has high strength, heavy load, and convenient disassembly and assembly.
5) The screw element is made of high-quality high-speed tool steel W6MO5Cr4V2, which is heat treated by vacuum quenching at high temperature.
6) The overall hardness is HRC62~64.
e. Barrel
1) The barrel is made of 45 steel as the base, the eight-shaped hole is made of double alloy bushings, the wear-resistant alloy a-101 (Fe-Cr-Ni-B+Carbide) hardness is HRC60-64, and the barrel length is L=240mm/section.
2) The first section of the barrel is a feeding barrel, the tenth section is an extrusion barrel, and the remaining barrels are closed barrels.
3) Soft water circulation system
3.1 Soft water cooling in the barrel
3.2 Soft water tank separated from the body , Easy to clean and maintain
3.3 solenoid valve imported from Italy
3.4 water pipe adopts copper pipe chrome plating treatment
3.5 cooling form: water cooling
3.6 cooling pump: 0.55KW
3.7 water tank capacity: ~120L
f, heating system
temperature control section, barrel section, heating plate type
          　　　　　 first Section 1 feed
zone 2nd
section Copper
casting 2nd section 3rd section Copper casting 3rd section
4th section Cast aluminum 4th section
5th section Cast aluminum 5th section 6th section Cast aluminum
6th section 7th section Cast aluminum
7th section 8th section Cast aluminum
eight zone ninth section cast aluminum
Zone 9 and Section 10 Cast aluminum
uses a melting temperature thermocouple to measure the melting temperature of the material, and a pressure sensor to measure the pressure of the material.
h. Vacuum degassing device
1) SK-0.8 water ring vacuum pump, Zibo Lianyi Vacuum Pump Factory
2) Drive motor: 2.2KW AC
3) Maximum suction volume: 62m³/h
4) Working fluid volume: 0.2 m³/h
j, electrical Control system
1) 3X380V, AC 50Hz.
2) The main electrical control components are Siemens products
3) The control button is a French Schneider product
4) The twin-screw motor is a DC motor with a power of 75KW, and the twin-screw main engine speed control device is a British Continental governor
5 ) The feeder speed regulator is an imported frequency converter.
6) The temperature control instrument adopts the product of Japan RKC company, which is a dual-channel intelligent type with one temperature control for each zone.
7) Pressure gauge range is 0~25Mpa
8) Solenoid valve adopts Italian imported solenoid valve CEME9313
9) Heating is controlled by temperature control meter through solid state relay
10) Electrical control cabinet control includes: temperature control system; drive system; interlocking and interlocking control system
k. Interlock control system
1) The oil lubrication system is interlocked with the main engine, that is, the main engine can be started after the oil pump is started.
2) The feeding system is interlocked with the host, that is, the feeding machine can be started after the host is started.
3) The pressure system is interlocked with the main machine, that is, when the pressure is over, the main machine and the feeding will stop working.
4) The current is interlocked with the host, that is, when the current is over, the host and feeding will stop working.
B. A set of eager auxiliary machines
1) One hot-cutting template with 72 holes and 3.0mm hole diameter
2) One hot-cutting knife shaft with four knives
3) One hot-cutting pellet cover, made of stainless steel, equipped with lighting lamps and observation holes
4) Changing the screen A set of equipment, using hydraulic plate type screen changer, the motor power of the hydraulic station is 1.5KW
5) One hot pelleting car, the motor power is 2.2KW, using imported frequency conversion speed regulation
6) One Venturi tee connected to the hot cutting cover, The diameter is 160mm.
7) One high-pressure fan for the first-stage conveying, with a power of 7.5KW.
8) The first-stage conveying stainless steel pipe has a diameter of 160mm and a length of 6m.
9) A first-stage cyclone, made of stainless steel, with a diameter of 800mm
10 ) One second-stage conveying high-pressure fan with a power of 5.5KW
11) Silo: stainless steel with a diameter of 800mm, the second-stage conveying stainless steel pipe with a diameter of 130mm, a Venturi tee, and a pipe length of 6 meters
12) 0.5 One square vibrating screen
13) One screw automatic feeder
14) One set of automatic weighing, packaging and sealing device
C, spare parts
1) Three heaters
2) One input and output oil seal of the transmission box Three pieces each
3 ) Twin screw screw element 300mm
4) Asbestos gloves 2 pairs

3. Training and service
1) Provide on-site installation guidance
2) On-site commissioning of equipment
3) Responsible for on-site operation training and maintenance training for Party A’s personnel
4) Provide free warranty for one year of equipment failure due to design or manufacturing quality, and Long-term guarantee of the supply of spare parts.
5) Provide long-term technical consulting services.
6) Outside the warranty period, after the supplier receives the buyer’s equipment failure notification, clear solutions will be given within 6 hours. If the supplier is required to send personnel, the supplier shall be responsible for repairs on site within 10 hours (Excluding halfway travel time).

4. Installation and commissioning: After the unit arrives, the buyer will install the unit according to the technical documents provided by the supplier, and the supplier will send commissioning personnel to the equipment installation site of the demander to guide the commissioning and installation and commissioning. The buyer shall have the conditions for trial run. After the unit is operating normally, the handover will be done, and the purchaser shall provide the user acceptance report to the supplier. The materials required for the test run shall be provided by the purchaser, and the process conditions for the test run shall be mainly determined by the purchaser.

Five, a copy of technical information