The utility model provides an equipment for large-scale tool and mould quick replacement, last connecting block of and lower connecting block in close contact with, lower connecting block is connected with the mould connector, has inserted the pin in the pinhole of lower connecting block, and the pin is articulated with the connecting rod, and connecting rod upper portion is installed and is supported a section of thick bamboo, and the packing ring cup joints on the connecting rod, and the spring is pressed on the packing ring to be located and support section of thick bamboo inside, nut and connecting rod end-to-end connection, when changing the mould, loosens the nut, under the spring action, support a section of thick bamboo and bounce, make its bottom face break away from the connecting block, then rotatory connecting rod makes a level that supports place, on this moment the connecting block alright in order removing, the mould alright change in order to take out, after more finishing changing the mould, will go up the connecting block and place under on the connecting block, and restore to the throne the connecting rod, and tighten the nut, pressure spring supports the bobbin base terminal surface and tightly compresses tightly the connecting block, and the connecting block tightly blocks mould and mould connector with connecting block down and is connected to together, and upper and lower connecting block can not separate, reaches the purpose of quick replacement mould, has the characteristics of simple easy realization.