Crusher safe operation code

 

1. General regulations

Article 1 Crusher operators must be trained to achieve "three understandings" (understanding structure, performance, and principles), "four meetings" (use, maintenance, maintenance, and troubleshooting), and pass the training and examination , After obtaining the certificate, the operation will be allowed.

Article 2 Work closely with the driver of the scraper conveyor on the working surface and the driver of the belt conveyor in the transportation lane, unify the signal connection, and start and stop in order. When large lump coal and gangue accumulate and overflow at the feed inlet of the crusher, the work and surface scraper conveyor should be stopped. If there is a large lump of coal, the gangue cannot enter the breaker or there are metal objects, the machine must be shut down for processing.

2. Preparation, inspection and processing

Ready:

1. Tools: wrenches, pliers, screwdrivers, hammers, shovel, etc.;

2. Necessary spare parts: various short-circuit chains, chain links, bolts, nuts, safety pins for crushers, etc.;

3. Lubricating oil, turbine oil

Inspection and treatment:

1. The connecting parts of the motor, reducer, hydraulic coupling, head and tail must be complete, intact and fastened. There should be no oil leakage or oil leakage in the shaft joints of the reducer and hydraulic unit, and the oil quantity should be appropriate.

2. The signal must be sensitive and reliable, and it is not allowed to boot without a signal. The spray sprinkler must be in good condition.

3. The power cables and operating wires must be hung neatly and free from squeezing;

4. The coal, gangue, debris, motor and reducer coal dust near the nose must be cleaned up;

5. The overlap between the head of the scraping conveyor and the tail of the transfer machine should be appropriate;

6. The scraper chain plate must be moderately tight, and the scraper and screws must be fully tightened;

7. The traveling trolley of the transfer machine must be stable and reliable;

8. When the reprinting machine is turned on under the partial condition of the bridge body, there should be no abnormal sound in the operation of the various parts, and the scraper, chain, and connecting ring should be free from twisting, twisting, or bending;

9. The roadway support at the crusher must be intact and firm.

10. The safety protection net and protection device of the crusher must be guaranteed to be safe and reliable without deformation and failure;

11. The roadway support at the crusher must be intact and firm.