(1) Baotou North run heavy card accessories steel plate center bolt (or center), and the number of the majority of the following.

2. The middle part of the plate clamp to the center bolt.

The Baotou beiben heavy truck parts plate main sheet (first, second) near the spring.

(2) inspection method

If the fracture of the steel plate has been disconnected for a distance or obvious, it can be seen directly, but the cracks of many steel plates are not very obvious. In the maintenance practice, the following inspection methods are summarized.

The clean ash plate crack inspection: steel plate spring assembly in intact state showed a upward bow, between the steel plates are smooth and tight, and once the crack, between a steel plate and the steel plate fracture, showing a small angle triangle "".

2. The inspection of steel cracks with wet mud: the wet mud on the steel plate will bring some difficulties to the inspection, but the mud at the crack will show a new yellow rust yellow mud line and flow down from the crack to the downstream.

3. The inspection of steel cracks with dry marl: on the steel plate attached to the marl, due to the relative sliding friction between the plates, the cracks will appear loose cracks, which can be distinguished from other areas even with marl. If the phenomenon is not easy to loose plaster slightly judgment, putty knife will be available plaster scrape, because there will be a slight gap or dislocation of the crack, back and forth scraping will feel.

The main piece of steel (first, second) fracture view: first, second pieces of steel sheet in the spring near the main break phenomenon also is very rare, but one fracture has occurred, this situation is more intuitive, but also easy to ignore the missing, if the attention Baotou beiben heavy truck accessories bow the main plate downward arch phenomenon can be found.