Explanation: The fully automatic enclosed hydrocarbon cleaning machine adopts immersion cleaning technology, combined with enclosed structural design, to ensure the efficiency and environmental protection of the cleaning process. Its main structure includes: cleaning tank, hydrocarbon cleaning agent supply system, filtration circulation system, temperature control system, air blowing system, automatic feeding and discharging system, gas concentration detection and automatic alarm fire extinguishing device, PLC+touch screen control system, pipeline system, and intelligent explosion-proof electrical control system equipment. The equipment has good cleaning effect and improves the cleanliness of the workpiece. The machine has a reasonable structural design and process arrangement, high degree of automation, and high cleaning accuracy, effectively solving the cleaning problem of such workpieces.