What are the requirements for no-load and load test after the cone crusher is overhauled?

(1) Pressing the start-up procedure to start and stop, all relevant chain systems should meet the technical requirements;

(2) The moving cone rotates in the forward or reverse direction (autobiography) and should not exceed 15 revolutions per minute;

(3) The bevel gear shall have no impact and periodic noise;

(4) The lubrication system works normally. The oil supply pressure should be in the range of 0.5-1.5 kg/cm2, and the return oil temperature should not exceed 50 °C (the load test should not exceed 60 °C).

(5) The hydraulic adjustment device of the hydraulic equipment shall be locked according to its operating procedure; the size of the discharge port shall be adjusted to meet the requirements for use.

(6) The normal continuous operation time should not be less than 2 hours, generally to meet the identification requirements.

The load test has the following requirements:

(1) Perform a load check on the items inspected in the no-load test run.

(2) Load test time, it is necessary to run normally for two days and nights (allow short-term parking check). The ore should be gradually increased, and the first amount should be fully loaded.

(3) The ore position should be installed correctly, and the ore should be evenly distributed in the crushing chamber.

(Iv) in the normal crusher crushing process, there should be no sharp vibration and abnormal sound.