| 摘要 |
An original pattern pressing board opening-and-closing device includes a first opening-and-closing device and a second opening-and-closing. The first opening-and-closing supports the original pattern pressing board in the rear part relative to the office machine. The second opening-and-closing device is arranged on one side or two side of the original pattern pressing boards at a position in front of the first opening-and-closing device. The second first opening-and-closing device includes an assembling element, a support element and a compression spring. The assembling element is provided with a bottom board and two side boards assembled on the device body. The support element is provided with a back board and two side boards assembled on the two side boards of the assembling element in a rotary manner through a hinge rod. The compression spring is accommodated in the support element and is installed between the support element and the assembling element flexibly. The front end of the support element leans against or is clamped on the lower side of the original pattern pressing board. |
