roller chain pin extractor

例句：

1. 1. The roller chain pin extractor is essential for maintaining the smooth operation of the conveyor belt.
   滚轮链条销提取器对于保持输送带平稳运行至关重要。
2. 2.The roller chain pin extractor was designed to prevent the chain from getting caught in the teeth of the rollers.
   滚轮链条销提取器的设计目的是防止链条卡在滚轮的齿中。
3. 3.The roller chain pin extractor is used to remove the chain from the rollers after each use to prevent wear and tear.
   滚轮链条销提取器用于每次使用后将链条从滚轮中取出，以防止磨损。