Ф5.5×2.5m Wet semi-autogenous mill
Description:
Pengfei group has developed large-scale autogenous mill, semi autogenous mill, overflow mill and air swept mill by increasing cooperation with scientific research institutions for many years. Widely used in metallurgy, mining, cement, power and other industries. "Pengfei" brand ball mill takes full account of the operating conditions of users, improves the internal conditions of the mill continuously according to the partition plate and discharge grate plate, provides new liner plate as required, adjusts the mill speed, optimizes the gear design and bearing pad lubrication parameters, increases the stability and service life of the mill, and improves the
Pengfei group has developed large-scale autogenous mill, semi autogenous mill, overflow mill and air swept mill by increasing cooperation with scientific research institutions for many years. Widely used in metallurgy, mining, cement, power and other industries. "Pengfei" brand ball mill takes full account of the operating conditions of users, improves the internal conditions of the mill continuously according to the partition plate and discharge grate plate, provides new liner plate as required, adjusts the mill speed, optimizes the gear design and bearing pad lubrication parameters, increases the stability and service life of the mill, and improves the
Introduction
Pengfei group has developed large-scale autogenous mill, semi autogenous mill, overflow mill and air swept mill by increasing cooperation with scientific research institutions for many years. Widely used in metallurgy, mining, cement, power and other industries. "Pengfei" brand ball mill takes full account of the operating conditions of users, improves the internal conditions of the mill continuously according to the partition plate and discharge grate plate, provides new liner plate as required, adjusts the mill speed, optimizes the gear design and bearing pad lubrication parameters, increases the stability and service life of the mill, and improves the grinding efficiency.Technical
| Ф5.5×2.5m Wet semi-autogenous mill I. Technical performance 1. Specification: φ5.5×2.5m 2. Production capacity: According to the process condtion 3. Mill rotating speed: 14.36±0.15r/min 4. Max grinding media load: 19t 5. Slow speed of mill: 0.1r/min 6. Main motor: Xiangtan motor Model: YRKK560-6 Power: 1250kW Rotating speed: 991r/min Voltage: 10KV Biaxial stretching (Imported bearing) 7. Main reducer: NGC Transmission Transmitted power: 1250kW Ratio: 7.658 8. Slow drive Power: 380V 9. Cooling water consumption of main bearing: 2×5m3/h 10. Main bearing lubrication: thin oil lubrication station (GDR-63) (1) Low pressure system Flow: 63L/min Charge oil pressure: 0.4MPa Pump type: CB-B63 Oil supply temperature: 40±3℃ Motor: Y112M-6 B35 4kW (2) High pressure system Pump type: 2.5MCY14-1B Flow: 5L/min Charge oil pressure: 32Mpa Motor: Y112M-6 4kW (3) Others Oil tank capacity: 1m3 Filtration accuracy: 0.08mm Filter area: 0.19m2 Cooling area: 5m2 Consumption of cooling-water: 3.6m3/h Power of heater: 3kW×3 Working medium: N22-N320 11. Girth gear lubrication: Fog lubrication GPZ-Z (with air compressor) 12. High pressure start cabinet, liquid resistance cabinet, hydraulic station, oil station control cabinet, and PLC control 13. Equipment body weight: 230t (Exclude grinding media loading) II. Scope of supply i. Rotary body 1. Shell body Q345-B δ=40mm 1pc 2. Hollow shaft and connecting flange ZG270-500 2 sets 3. Girth gear ZG42CrMo 1pc 4. Liner ZGMn13-4/ chromium molybdenum alloy 1 set 5. Lining-plate bolt 1 set ii. Main bearing part 1. Bearing bush liner ChPbSb16-16-02 Bush HT300 2pcs 2. Bearing seat Assembly (seat ZG230-450) 2 sets 3. Thin oil station GDR-63 1 set iii. Transmission part Pinion device: 1. Pinion 37SiMn2MOV 1pc 2. Pinion shaft 40r 1pc 3. Bearing support Assembly 1 set Transmission: 1. Main motor YRKK560-6 1250KW 10KV (rolling bearing) 1pc 2. Slow drive 1pc 3. Main reducer i=7.658 1pc 4. Helical clutch Assembly 1 set 5. Transmission base Assembly 1 set iv. Girth gear cover Assembly 1 set v. Feeder unit Assembly 1 set vi. Discharging screen Assembly 1 set vii. Girth gear lubrication: Fog lubrication GPZ-Z (with air compressor） 1 set viii. Hydraulic jacking device (Two brackets, jack) 1 set ix. Foundation bolt, shim plate, etc. 1 set x. High pressure start cabinet, liquid resistance cabinet, hydraulic station, oil station control cabinet, and PLC control 1 set |
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