分析了sgd—2 0 B型刮板输送机刮板链中链条及刮板的不合理处，采取了改进措施，取得了良好的效果。
This paper analyses unreasonable place of the scraper chain and scraper of sgd-20b type scraper conveyor. Improving way is adopted and the effect is very good.
圆环链刮板输送机的圆环链和刮板的消耗是该机运行中最主要的材料消耗。
The consuming of the circle chains and scrapers is a main consuming when the circle chain scraper conveyor is operated.
纸盒长度决定着刮板输送器纽链两侧的推杆突耳与阻滞突耳之间的距离。
The carton length determines the distance between the pairs of pusher and retarder flight lugs found on the flighted carton conveyor.
而后，对中单链型刮板输送机进行了总体结构设计。
But after, the scraper conveyer has carried on the overall structural design to center simple chain.
没有埋刮板输送机经常出现的卡链、飘链、断链现象和斗式提升机经常发生的打滑、掉斗现象。
Often appear no buried scraper conveyor, disconnection of chain and chain, and the bucket elevator, off the bucket of a spin occur frequently.
圆环链适用于煤矿刮板输送机、刨煤机、滚筒采煤机及其它机械牵引链等。
Ring chain is applicable to coal mine scraper conveyor, plough, drum shearer and other mechanical traction chain, etc.
因此，分析造成刮板输送机断链事故的原因并加以预防，显得尤为必要。
Therefore, it is particularly necessary to analyze the cause of chain fracture of chain scraper conveyor and prevent the accident.
因此，分析造成刮板输送机断链事故的原因并加以预防，显得尤为必要。
Therefore, it is particularly necessary to analyze the cause of chain fracture of chain scraper conveyor and prevent the accident.
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