6.14　Trolley and Grate Cleaning Device

6.14.1　The following methods should be adopted for installing trolley of sinter equipment:

1　The trolley shall be installed only after test run of head wheel of sinter equipment is qualified；

2　The spring sealing plate shall be cleaned before installation of trolley，the wheel of trolley shall rotate freely，lubricants free of deterioration；

3　During installing trolley，a trolley on the rail shall be pushed forward onto chain wheel of head wheel，which shall be installed one by one through turning the head wheel in reverse direction at low speed；

4　Before installation of the last trolley，the movable rack shall be pushed away to get enough space.

6.14.2　The thermal expansion gap of grate shall be in accordance with the design document.

6.14.3　After installation of trolley，its 4 wheels and the upper rail shall contact closely.The sliding plate of trolley and slide of sinter equipment shall contact evenly.

6.14.4　The stroke of grate cleaning device shall be in accordance with the design document.

6.14.5　Installation of the grate cleaning device shall be in accordance with the following requirements:

1　The longitudinal centerline shall be adjusted and checked by wire/thread and ruler with tolerance of 2.0mm；

2　The transversal centerline shall be adjusted and checked by wire/thread and ruler with tolerance of 2.0mm；

3　The gap between centerline of driving shaft and the grate of trolley shall be adjusted，and checked by ruler with tolerance of±3.0mm；

4　The stroke of the cleaning device shall be checked by ruler，which shall be in accordance with the design document.