This standard specifies the operating capacity, responsibility, authority, and operating procedures for flotation posts.
2. area
This standard is applicable to operators of flotation posts and their inspection and assessment.
3 job ability requirements
3.1 Those who have passed the training of this post and passed the third-level safety education.
3.2 Have a junior high school education or above.
3.3 Familiar with the working principle of the equipment operated by this post and its safe operation procedures.
3.4 Familiar with the beneficiation process and the performance of commonly used flotation reagents.
4 Responsibility
4.1 Responsible for its own safety.
4.2 Responsible for the safety supervision of non-employees who enter this position.
4.3 Responsible for the safe operation of electromechanical equipment in this position.
4.4 Responsible for the fastening, lubrication and maintenance of the equipment.
4.5 Responsible for concentrate quality and ore recovery rate.
4.6 Supervise the grinding effect
4.7 Responsible for the cleaning of this position.
5 permissions
5.1 The right to prevent non-employee staff from entering the work area.
5.2 The right to prevent employees who are not wearing protective products from entering the work area.
5.3 Have the right to prevent illegal command and illegal operation.
5.4 According to the test results of the concentration, the miller has the right to adjust the concentration to meet the flotation requirements.
6 indicator requirements
6.1 Adjust the amount of flotation agent according to the nature of the ore, but do not adjust the dosing point at will.
6.2 Guarantee concentrate quality and flotation recovery rate
7.1 Â Dangerous source of this position
7.1.1 Flotation agents are slightly toxic.
7.1.2 The post is dusty or the operator is negligent in wearing a mask.
7.1.3 The post is noisy or the operator is negligent in wearing anti-noise earplugs.
7.1.4 There are more potential slips on the post stairs.
7.1.5 The objects worn on the body are easy to fall into the flotation machine.
7.1.6 The operator did not operate according to the operating procedures, such as not checking carefully before driving, the operator drunking to work or not paying attention, crossing between the flotation machines.
7.2 Safety precautions and control measures
7.2.1. Observe the surrounding environment carefully. It is strictly forbidden to cross between flotation machines.
7.2.2 Take precautions against dust hazards and wear masks during work.
7.2.3 Take precautions against noise hazards and wear anti-noise earplugs during work.
7.2.4 Regularly check the integrity of the protective railings and their stairways, and beware of falling down and falling from high places.
7.2.5 Strengthen business learning, eliminate unsafe behaviors, and operate in strict accordance with the operating procedures.
7.2.6 Attention and careful inspection of the power line, the motor is connected to zero, the grounding wire and its protective cover are in good condition.
7.2.7 Wear labor protection products in strict accordance with the requirements, and wear helmets as standard.
7.3 Environmental factors of this post
7.3.1 Noise generated by the operation of the equipment.
7.3.2 Dust formed by air drying, always use water to clean the floor to reduce dust.
7.3.3 Oil leakage from the equipment.
7.3.4 Flotation agent is toxic
7.3.5 Pipes, valves leaking, standing water, running slots, etc.
7.3.6 Waste materials are not cleaned and concentrated.
7.4.7 Equipment and environmental sanitation are not cleaned.
7.4 Environmental Considerations and Control Measures
7.4.1 Take precautions against dust hazards, wear masks during work, and often clean the floor with water to reduce dust.
7.4.2 Take precautions against noise hazards and wear anti-noise earplugs during work.
7.4.3 Strengthen the maintenance and maintenance of the equipment, deal with oil spills and clean up the contaminated site in time.
7.4.4 Clean up the running slurry and the ground below the flotation in time.
7.4.5 Dispose of leaks of pipes and valves in time, and clean up water in the post.
7.4.6 Clean up the waste materials in time and classify them in a centralized manner.
7.4.7 Clean equipment and environmental sanitation in a timely manner.
8.5 Operating procedures
8.5.1 Familiar with the technical performance and operation requirements of all equipment in this position. .
8.5.2 The driving sequence and the slurry flow direction are reversed. The parking sequence is the same as the slurry flow.
8.5.3 Flotation machine startup sequence: open the damper inflation → start the flotation machine → feed the mine → adjust the damper to the normal state.
8.5.4 When the empty tank starts, start the flotation machine first, and when the slurry completely covers the flotation machine rotor, start the flotation machine immediately.
8.5.5 Flotation machine shutdown sequence: stop feeding to the mine → first tank to stop the flotation machine → close the damper → stop the gas supply.
8.5.6 It is not allowed to operate the flotation machine for a long time without wind.
8.5.7 Do the following equipment lubrication work
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