| 摘要 |
The present invention relates to a bending method to bend a refrigerant pipe having a specific shape for a compressor and, more specifically, relates to a primary bending apparatus to bend eight sections of a pipe using 16 cylinders, and a secondary bending apparatus to bend five more sections of the pipe which has primarily been bent, using eight cylinders. Therefore, the present invention relates to a continuous bending method to improve productivity and quality of a product by controlling/operating a plurality of pneumatic cylinders. |
