Scraper conveyor nose and tail frame repair and overhaul standards

First, conveyor nose, tail , the transition slot , over the bridge should be no open welding , should be closely linked . On both sides of the plate rack vertical degree of

tolerance not more than material handling conveyor 2 mm . Rack mounted gear positioning surface , holes and other documents should meet the technical requirements .
Secondly, the head frame , tail frame and slot connections transitional remember to close . Staggered up and down about the distance should be less than 3 mm .
Again , the pressure chain attached firmly , wear should not exceed 6 mm. Over time , the available welding or thermal spraying methods be repaired.
Next, the overall food conveyor sprocket assembly , blind shaft installed in accordance with the technical documentation requirements. When using the split sprocket structure , semi- cylinder

, half- sprocket combinations gap should meet the design requirements , the general should be in the range of 1 to 3 mm .
Finally, the head shaft , tail shaft rotation flexibility, the phenomenon can not touch a card .