1. According to the operation method, it is divided into single bucket excavators and multi bucket excavators. The common excavators are single bucket excavators, and only large mining sites use bucket wheel excavators. There are many excavation buckets and rotating operations.
2. Classified by driving method: internal combustion engine drive, electric drive, composite drive (hybrid)
3. Classified by walking mode: track type and tire type
4. Classified by working device: front shovel and backhoe
