Characteristics of work. Conducting the process of grinding, classification, separation and sifting of materials on mill equipment, except for the equipment specified in the tariff and qualification characteristics of mill operators of higher qualifications. Regulating the supply of materials or liquid components, reagents and air to mills. Maintenance of pumping units. Maintenance and monitoring of the operation of mills, grinding machines, classifiers, separators, hydrocyclones, conveyors, ball dispensers, chip catchers, automatic devices control and regulation. Monitoring the presence and temperature of oil in the oil system of mills. Loading materials, balls, rods into mills. Regulation of the degree of grinding of materials. Maintenance of the grinding and classification process using automatic control. Removal of foreign objects. Sample selection. Monitoring product output. Product quality control. Adjustment of serviced mills to a given granulation composition of materials, replacement of their sieves and linings. Unloading the product from the mills and draining the pulp. If necessary, sedimentation, thickening, filtration, washing, drying, packaging, weighing of materials, the finished product. Determination of the quality of crushed material using instruments and analyses. Regulation of the supply of crushed materials to screens, feeders, conveyors, elevators, bunkers. Cleaning and lubrication of serviced equipment, identifying and eliminating malfunctions in its operation. Strapping works.
Must know: design and principle of operation of serviced mills, classifiers, separators and other serviced equipment; principle of operation of devices automatic control and regulation, rules for using them; materials grinding technology; blocking and starting devices; purpose of grinding, classification and dewatering; properties of materials supplied for grinding; specified grinding fineness and pulp density; requirements for raw materials, sludge, crushed material; purpose of reagents supplied to the grinding cycle; methods for determining the density of sludge; plumbing.
When conducting the process of dry grinding of materials; bringing the grinding process, classification of materials, raw materials into several sections of mills or one section consisting of four or more mills; bringing the process of grinding explosive raw materials - 4th category;
when conducting the process of grinding graphite, talc; bringing the process of dry grinding of mineral raw materials to jet grinding units with separation and collection of products; when conducting the process of grinding materials on air drying mills, ballless mills with a closed cycle of grinding and ore classification, on autogenous grinding mills of the "Cascade" type; when conducting the process of grinding and classification of materials complex circuit enrichment; with simultaneous maintenance of automated section control systems consisting of four or more mills and other processing equipment: separators, hydrocyclones, classifiers, conveyors, feeders, etc. - 5th category;
when conducting the process of grinding diamond-containing materials in ballless mills - 6th category.
Note. When performing work on grinding materials under the guidance of a mill operator of higher qualifications, the tariff is one rank lower.
We bring to your attention typical example job description for raw mill operator, sample 2019/2020. A person with primary or secondary vocational education, special training and work experience can be appointed to this position. Don’t forget, every instruction given by a raw mill driver is handed out against a signature.
The following provides typical information on the knowledge that a raw material mill operator should have. About duties, rights and responsibilities.
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1. General Provisions
1. A raw material mill operator belongs to the category of workers.
2. A person with a secondary education is accepted for the position of raw mill operator professional education or primary vocational education and special training and 1 year of work experience.
3. A raw material mill operator is hired and dismissed by the director of the organization upon the recommendation of ____________.
4. A raw material mill operator must know:
a) special (professional) knowledge for the position:
— operating principle and design of grinding units and auxiliary equipment;
— factors affecting the operation of grinding units;
- basic properties and quality characteristics raw meal and sludge components;
— techniques for sorting grinding media; the purpose and principle of operation of instrumentation, signaling, automation and interlocking equipment;
— methods for identifying and eliminating malfunctions in the operation of mechanisms;
— lubrication cards, types and grades of lubricants;
b) general knowledge of an employee of the organization:
— rules and regulations of labor protection, safety precautions, industrial sanitation And fire protection,
— rules for using funds personal protection;
— requirements for the quality of work (services) performed and for the rational organization of labor in the workplace;
— types of defects and ways to prevent and eliminate them;
— production alarm.
5. In his activities, the operator of raw material mills is guided by:
- legislation of the Russian Federation,
— Charter of the organization,
- orders and instructions of the director of the organization,
- this job description,
— Internal labor regulations of the organization.
6. The operator of raw material mills reports directly to ___________ worker with higher qualifications, the head of production (site, workshop) and the director of the organization
7. During the absence of a raw mill operator (business trip, vacation, illness, etc.), his duties are performed by a person appointed by the director of the organization upon the recommendation of _________ in in the prescribed manner, which acquires the corresponding rights, obligations and is responsible for the fulfillment of the duties assigned to it.
2. Job responsibilities of a raw material mill operator
The job responsibilities of a raw material mill operator are:
a) Special (professional) job responsibilities:
— Conducting the process of grinding raw materials under the guidance of a more highly qualified operator in raw material mills with a total productivity of up to 100 t/h - when working on solid raw materials and a dry grinding method; up to 200 t/h - when working on soft raw materials; up to 300 t/h - when working on Hydrofol and Aerofol mills.
— Participation in regulating the power supply of mills and compliance with technological requirements for the quality of raw flour or sludge.
— Providing uninterrupted operation feeders, dispensers, transporting and classifying devices, mill floods.
— Monitoring the condition of the housing, armored lining and sealing devices of mills, lubrication and cooling systems of bearings.
— Participation in additional loading and reloading of mills.
— Prevention and troubleshooting of raw material mills and component equipment.
b) General job responsibilities of an employee of the organization:
— Compliance with the internal labor regulations and other local regulations of the organization, internal rules and labor protection, safety, industrial sanitation and fire protection standards.
— Execution within employment contract orders of the employees to whom it was repaired in accordance with these instructions.
— Carrying out work on acceptance and delivery of shifts, cleaning and washing, disinfection of serviced equipment and communications, cleaning the workplace, fixtures, tools, as well as maintaining them in proper condition.
— Maintaining established technical documentation.
3. Rights of raw mill operator
A raw material mill operator has the right:
1. Submit proposals for management’s consideration:
— to improve work related to those provided for herein instructions and duties,
— on bringing to material and disciplinary liability workers who violated production and labor discipline.
2. Request from structural divisions and employees of the organization the information necessary for him to perform his job duties.
3. Get acquainted with the documents defining his rights and responsibilities for his position, criteria for assessing the quality of performance of official duties.
4. Get acquainted with the draft decisions of the organization’s management relating to its activities.
5. Require the management of the organization to provide assistance, including ensuring organizational and technical conditions and execution of the established documents necessary for the performance of official duties.
6. Other rights established by the current labor legislation.
4. Responsibility of the raw mill operator
The raw mill operator is responsible in the following cases:
1. For improper performance or failure to fulfill one’s job duties provided for in this job description - within the limits established by the labor legislation of the Russian Federation.
2. For offenses committed in the course of their activities - within the limits established by the current administrative, criminal and civil legislation of the Russian Federation.
3. For causing material damage organizations - within the limits established by the current labor and civil legislation of the Russian Federation.
Job description for raw mill operator - sample 2019/2020. Job responsibilities of a raw material mill operator, rights of a raw material mill operator, responsibility of a raw material mill operator.
Career
A mill operator is a specialist in conducting the process of grinding, classification, separation and sifting of materials on mill equipment.
History of the profession
The profession emerged with the development of “iron ore beneficiation” technology, which allows the use of ore with a lower iron content. Low-grade ore is first ground in a mill to microparticle size, and then using various methods enrichment is divided into particles containing a useful component and waste rock. The principle of operation of the mill has been known since the beginning of the 18th century, but the invention various types This equipment and its widespread use in industry began in the last century. Then it appeared working profession mill operator
Mill operator today
The mill operator is the leader and one of the highly paid professions processing plants of Metalloinvest enterprises, where iron ore concentrate is produced. The concentrate is like an independent species products and raw materials for the production of pellets. The quality of the concentrate is largely determined at the stage of grinding the ore raw materials. The mill operator monitors the operation of the grinding equipment, classification and control of the parameters of the processed ore. Specialists regulate the supply of materials and raw materials to the mills, maintain and monitor its operation and related mechanisms, the yield and quality of products. Only men are hired as mill operators. The work schedule is variable.
Knowledge and skills
One becomes a mill operator after receiving the specialty “wide-profile beneficiation worker” by completing retraining courses. As a rule, in order to become a mill operator, workers go through the entire chain of professions at the technological stage of the processing plant. To perform high-quality and successful work The mill operator must know the technological process, equipment, be able to analyze the situation and independently make decisions to eliminate problems with the equipment or make adjustments to the grinding process aimed at improving the quality of the product.
Personal qualities
The work of a mill operator involves a high degree of responsibility. Therefore, both professional knowledge and recruitment are important in this matter. personal qualities. What is valued in a mill operator is a technical mindset and the ability to quickly accept sometimes non-standard solutions, integrity, discipline, responsibility.
Career
Mastering the profession of a mill operator at a high level opens up wide opportunities for a specialist career growth. It begins with the appointment to the position of master. Organizational skills, leadership skills and availability higher education provide an opportunity to realize oneself as leaders more high level, in particular, the head of the factory department and the chief engineer of the division.
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Conducting the process of grinding, classification, separation and sifting of materials on mill equipment, except for the equipment specified in the tariff and qualification characteristics driver ov mills higher qualifications. Regulation of material supply...
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