Technical Parameter
1、 Technical parameters
Equipment name: Rotary kiln
Usage: Cement clinker calcination for 6000t/d clinker production line
Quantity: One unit
Specification: Φ 5.0 × 74m (inner diameter of cylinder x length)
Type: Single transmission, single hydraulic gear wheel
Kiln support: 3 levels
Slope: 4% (sine)
Speed: Main Drive: 0.35~4R/min
Auxiliary transmission: 7.58r/h
(Each component includes: cylinder body, transmission device, large gear ring device, gear cover, support device, gear wheel support device, cooling air duct, NC-12S gear wheel oil pump station, kiln head and kiln tail sealing device, and special tools for rotary kiln)
2、 Scope of supply and specifications of main components
The seller shall provide the main engine and ancillary equipment of the rotary kiln, including anchor bolts, except for refractory materials. The detailed scope shall be subject to the overall and sub overall drawings provided by Nanjing Cement Industry Design and Research Institute; Mainly includes:
1. Main transmission device
Mainly includes:
——Main motor:
Quantity: 1 set
Manufacturer: Shanghai Nanyang Motor Factory
model: ZSN4-450-092
Power: 710kW
Armature voltage: 660V
Speed: 1000r/min
Speed range: 87.5-1000r/min
Protection level: IP44
Insulation level: F level
Cooling method: IC37
Starting torque: 2.5 times
Stator temperature measuring element (assembled together with the main motor)
Speed generator (assembled together with the main motor)
Quantity: 1 set
model: ZYS-100A
Power: 8W
Voltage: 100V
Speed measurement range: 0~1000r/min
——Main reducer (centralized lubrication, lubrication device with PLC control cabinet)
Quantity: 1 set
Manufacturer: Chongqing Gearbox Co., Ltd
model: JH800C-28
Center distance: 1760mm
Speed ratio: 28
——In shaft coupling
Quantity: 1 set
Model: MLS type coupling (GB5272-85)
——Output shaft coupling
quantity 1 set
Type: SHM diaphragm coupling (Shenyang Sanhuan Coupling Factory)
2. Auxiliary transmission device:
——Motor
Quantity: 1 set
model: Y250M-4
Power: 55kW
Voltage: 380V
Speed: 1480r/min
Protection level: IP44
Insulation level: F
——Reducer
Quantity: 1 set
Manufacturer: Chongqing Gearbox Co., Ltd
model: JH280C-45
Center distance: 620mm
Speed ratio: 45
——In shaft coupling
Quantity: 1 set
Model: ZLL type coupling (GB5014-85)
——(Out shaft) helical gear clutch
Quantity: 1 set
——Electric hydraulic block brake
Quantity: 1 set
Model: YW type brake (Jiaozuo Brake Co., Ltd.)
3. Open gear transmission device
Quantity: 1 set
Type: Single Drive
Speed ratio: 9.33
Mainly includes:
——Large gear ring: 1 piece (half combination)
——Small gear: 1 piece
Surface hardness of large gear teeth: not less than 220HB
Surface hardness of small gear teeth: not less than 280HB
Specification: Module x Number of teeth x Width of teeth
Large gear ring: 40 × 196 × 600
Small gear: 40 × 21 × 650
Small gear bearings: GB/T288-94
Material: Large gear ring: ZG42CrMo
Small gear: 34CrNi3Mo
Small gear shaft: 35CrMo
4. Gear cover
Mainly includes:
Single line open gear spray lubrication system (Nanjing Beiqier Machinery Co., Ltd.)
Quantity: 1 set
5. Kiln head sealing device
Quantity: 1 set
Type: Steel sheet seal
6. Kiln tail sealing device
Quantity: 1 set
Sealing type: Spring compression end face seal
7. Kiln body
Material: 20g
Span (from kiln head) 6-25-30-13
(Each component includes: cylinder body, transmission device, large gear ring device, gear cover, support device, gear wheel support device, cooling air duct, NC-12S gear wheel oil pump station, kiln head and kiln tail sealing device, and special tools for rotary kiln)
