Gas and liquid mixture presses jar

The utility model provides a gas and liquid mixture presses jar, is including lid, off -load piece and casing, including pneumatic component, hydraulic assembly and actuating mechanism, the lid be located off -load piece left side, with off -load piece fixed connection, the casing be located off -load piece right side, with off -load piece fixed connection. Pneumatic component be located lid and off -load piece inside, with lid and off -load piece fixed connection, hydraulic assembly be located the casing inside, with casing fixed connection, actuating mechanism run through pneumatic component and hydraulic assembly lid and casing in freely slide. The utility model provides a pair of gas and liquid mixture presses jar makes the ejector pin of pneumatic cylinder can to be reciprocating motion under the pressure of gas, and the casing is done exercises under the effect of oil pressure simultaneously, because be provided with two passageways of gas -liquid for gaseous and liquid mutually noninterfere, the work s