Mould subassembly of convenient leak hunting

The utility model belongs to the technical field of the mould, a mould subassembly of convenient leak hunting is related to, connect and the press joint including mould cylinder body, press cylinder body, mould, the mould cylinder body with the equipment of press cylinder body is as an organic whole, the mould cylinder body has first inner chamber, the mould connects to be located first inner chamber orientation the export of press cylinder body one side, the press cylinder body has the second inner chamber and is located the orientation the viewing aperture of mould cylinder body one side, the press connects to be located the second inner chamber is close to the exit of viewing aperture, the mould connect with the press joint docks mutually. The utility model discloses it reveals the emergence at the sealed face of which cylinder body with the joint, the renewal part of just so making pointed references to make the workman can rely on the viewing aperture clearly to differentiate for maintenance duration, sa