Mining machinery is a large-scale machinery, in the use should pay attention to safety. Safe use of the premise is the quality of mining equipment itself is guaranteed, the factory must be achieved before the factory standard. The following red star machine to lead you to understand the single-cylinder hydraulic cone crusher factory before going through the factory test methods which?
1, the manufacturer should deal with the entire hydraulic system to 1.6 times the working pressure of pressure no leakage test, holding time of not less than 10min.
2, check the gear meshing gap, the eccentric sleeve should be close to the side of the rack pinion, using pressure lead method.
3, check the drive shaft axial clearance, the back of the pinion drive shaft sleeve bearing end, with a feeler to check the oil ring and drive shaft bushing the other end of the gap.
4, the discharge port size can be fixed in the wire on the plumb bob, liner wear is not greater than 10% of the cases, around the crushing chamber around the four points were measured on the average diameter of the plumbing test should be greater than the scheduled row Mine mouth size.
5, crusher processing capacity should be measured at the user can use the belt or the unit length of the transport belt weighing the material, and then calculated according to the transport belt speed.
6, the determination of noise should be consistent with the provisions of GB / T 3768.
7, the reliability of indicators to provide users with the actual statistical data assessment.
8, each crusher by the assembly after inspection, should be carried out in the factory empty load test and meet the requirements of 4.4.
9, after the demolition inspection test, crusher parts of the friction should not be serious burns, black, wear phenomenon. Minor burn sites need to be properly handled before leaving the factory.
10, the load test carried out at the user, and meet the following requirements:
(1) empty load test run before the load test;
(2) in line with the start of the test, the first half to meet the mine, the time of not less than 2h;
(3) no abnormal current changes;
(4) the amplitude of the crusher (two) frame conforms to 4.4.6;
(5) to the mine, the normal row of ore, discharge ore size uniformity;
(6) Full-load operation shall comply with the provisions of 4.5.
Single-cylinder hydraulic cone crusher only in all through the experimental requirements, to give customers.
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