Improved jaw crusher lubricating device

The utility model discloses an improved jaw crusher lubricating device which comprises a lubricating box, and a lubricating pump is connected into the lubricating box. The lubricating pump is connected with the oil quantity distributor through a first oil pipe, a circulation indicator is arranged on the oil quantity distributor, and the PLC electric control system is electrically connected with the lubricating pump and the circulation indicator, so that an operation system is automatically operated; according to the electric lubricating grease lubricating pump installed in the lubricating box, lubricating grease is conveyed into the progressive oil quantity distributor through the filter and the first oil pipe, the lubricating grease is conveyed to all lubricating points through the second oil pipe under the distribution effect of the progressive oil quantity distributor, the lubricating grease is injected into all the lubricating points through the connectors, and lubricating of all the points is achieved. A