型式选定：
HD-L-28-200
1 | L B S | 型式 |
2 | 28mm 50mm | 滑軌寛度 |
3 | 200mm—2000mm | 滑軌長度 |
DL.DB型：Hydraulic device for T type plate, trough or U-shaped trough
DS型：Spring type, the average scattered on the panel
DLS型：Spring type device for panel t slot or u slot
油压式：
弹簧式
PDL系列：
PDL series installation and punch U-shaped groove, mold by hydraulic pressure is the top, the standard rose stroke 3mm. according to customer requirements, we can provide different specifications.