Mechanical design, manufacturing and automation specialty
Material forming and control engineering major
Industrial design professionals
Process equipment and control engineering
Vehicle engineering major
Mechanical engineering and automation
Mechanical and electrical engineering
Automobile Service Engineering
Automotive application engineering
Logistics equipment
E-commerce/e-commerce
Manufacturing engineering
Mechanical design, manufacturing and automation specialty
Ocean engineering technology
Electrical automation technology (automatic control technology)
Mechanical design and manufacturing (shipbuilding technology and equipment)
mechanical-electrical integration
Welding technology and automation
Physical and chemical test and quality inspection technology (welding quality inspection technology)
Automobile command
Unmanned aerial vehicle operation engineering
Railway rolling stock
Operation and maintenance of electromechanical equipment
Thermal power generation equipment and its application
Aircraft manufacturing engineering
Application of numerical control technology
Machinery manufacturing and automation
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Construction machinery is usually divided into:
Lifting machinery, transportation machinery, earthmoving machinery, piling machinery, stone mining and processing machinery, reinforced concrete machinery and equipment, decoration machinery, pavement machinery, line machinery, tunnel construction machinery, bridge construction machinery, etc.
The general classification of machinery is:
1) general machinery. Metal cutting machine tools, riveting and welding, power equipment (electric power, electric control, gas supply, boiler steam supply, etc. );
2) Agricultural machinery. Tractors, agricultural vehicles, rice transplanters, seeders, harvesters, etc.
3) Forestry machinery. Forestry tractor, forestry loader, logging saw, large (small) band saw, circular saw, etc. ;
4) Light industrial machinery, also known as special machinery, commonly known as special equipment. Electronics, woodworking, textile, printing and dyeing, pharmacy, building materials, clothing, sugar making, etc. 5) smelting machinery. Steelmaking, ironmaking and its casting auxiliaries, etc. ;
6) automobile manufacturing;
7) shipbuilding;
8) Aircraft manufacturing;
9) heavy weapons manufacturing;
10) aerospace manufacturing.
Question 2: What does equipment mean, baike.baidu/view/209665??
equipment
Shebei
Definition of equipment: refers to the general name of artificial materials and material materials that can be used for a long time in production and basically maintain the original physical form and function in repeated use.
Question 3: What aspects does mechanical equipment safety include? Mechanical and electrical equipment safety management system:
Mechanical and electrical equipment shall be managed by the mobile department in a unified way, and operated by operators who have received special technical training and passed the examination and obtained the certificate of approval.
A, mechanical equipment safety management
1, all kinds of mechanical equipment should be inspected and maintained regularly, so as to improve the operation rate and intact rate of the equipment and ensure the safe operation of the equipment.
2, equipment failure, must stop processing.
3, equipment protection device is perfect:
(1) Rotating gears, transmission belts, transmission chains, grinding wheels, coupling shafts, rotating shafts, pulleys, pulleys, etc. Strong protective covers must be installed on mechanical equipment; The protective cover that is often opened should be interlocked with the electrical switch started by mechanical equipment, that is, when the protective cover is opened, the equipment cannot be started.
(2) The brakes, clutches, brakes and interlocking devices of mechanical equipment should be sensitive and reliable.
(3) Each machine tool should have a separate electrical switch to cut off the power supply at any time.
(4) The lighting voltage of machine tool working lamp and workbench shall not be higher than 36V.
5] Dry grinding, cutting, casting and other jobs that produce dust should have dust suction devices; Oil-cooled machine tools and EDM machines should have fog suction devices.
4. It is forbidden to use grinding wheels with cracks, cracks or insufficient strength. When installing or replacing the grinding wheel, you can't beat it with a hammer to avoid cracks in the grinding wheel. During installation, the grinding wheel should clamp the flange with a diameter not less than 1/2 or more than 1/2, and a piece of paper with a thickness of one millimeter should be placed between the flange and the grinding wheel.
5, lifting equipment:
(1) A complete management system and operating procedures must be established for lifting equipment.
(2) Before and during the operation, "four inspections" and "two prohibitions" must be achieved.
The "four inspections" are:
(1) Check the reliability of the brake of traveling crane and hoist.
⑵ Check whether the driving part or tripod is firm.
(3) Check whether the wire rope is damaged and whether the wire rope clamp is fastened.
(4) Check whether the lifting objects are fastened.
The assignment "No Two" means:
(1) When lifting heavy objects, people and equipment are not allowed to cross.
2 lifting heavy objects shall not exceed the tonnage of hoist and driving equipment.
Second, the electrical equipment safety management
1, all kinds of electrical equipment must be equipped with complete lightning protection and grounding facilities, and sensitive and reliable.
2, electrical explosion-proof performance, relay protection device, must be regularly checked and adjusted.
3, all kinds of electrical equipment shall not be overloaded, and should be repaired and maintained on schedule.
Question 4: What products are general mechanical equipment and accessories?
General parts: Parts produced based on national standards or international standards are called general parts, which can be roughly divided into the following categories:
Transmission: gear transmission, chain transmission, belt transmission, worm transmission and screw transmission;
Shaft type: coupling, clutch, rolling bearing and sliding bearing;
Connection type: bolt, key, spline and pin;
Others: springs, brackets, boxes ...
parts peculiar
Special parts: a kind of parts produced according to their own machine standards. Parts without corresponding products in national standards and international standards are called special parts, such as some parts specially produced by a factory for a certain equipment.
Question 5: What are the main products of machinery industry included in the sales of machinery and equipment in the business scope, including the following 12 categories:
(1), agricultural machinery: tractors, seeders, harvesting machinery, etc.
(2) Heavy mining machinery: metallurgical machinery, mining machinery, lifting machinery, loading and unloading machinery, industrial and mining vehicles, cement equipment, etc. (3) Construction machinery: forklifts, forklift transport machinery, compaction machinery, concrete machinery, etc.
(4) General petrochemical machinery: oil drilling and production machinery, oil refining machinery, chemical machinery, pumps, fans, valves, gas compressors, refrigeration and air conditioning machinery, paper-making machinery, printing machinery, plastic processing machinery, pharmaceutical machinery, etc.
(5) Electrical machinery: power generation machinery, transformers, motors, high and low voltage switches, wires and cables, storage batteries, welding machines, household appliances, etc.
(6) Machine tools: metal cutting machines, forging machines, casting machines, woodworking machines, etc.
(7) Cars: trucks, road buses, cars, modified cars, motorcycles, etc.
(8) Instruments and meters: automation instruments, electrical instruments and meters, optical instruments, composition analyzers, automobile instruments and meters, electrical materials and equipment, audio-visual equipment, cameras, etc.
(9) Basic machinery: bearings, hydraulic parts, seals, powder metallurgy products, standard fasteners, industrial chains, gears, molds, etc.
(10), packaging machinery: packaging machines, cartoning machines, conveyors, etc.
(1 1), environmental protection machinery: water pollution prevention equipment, air pollution prevention equipment, solid waste treatment equipment, etc.
(12), for other machinery, you can ask Duoyoumi if you have any questions.
Question 6: What does general machinery manufacturing basically include? General mechanical manufacturing basically includes main courses: mechanical drawing, metal technology, electrical and electronic technology, theoretical mechanics, material mechanics, mechanical principle, mechanical parts, mechanical CAD, metal cutting machine tool design, metal cutting principle and tool design, mechanical manufacturing technology and fixture design, CNC machine tools, mechanical design and manufacturing capabilities, and the ability to design and manufacture mechanical equipment and industrial equipment with professional knowledge. Have the ability to reasonably select equipment, tools, measuring tools and processing parameters according to the processing requirements of parts, and reasonably formulate the processing procedures of parts. Have certain numerical control technology application ability and computer-aided design and manufacturing ability. Application-oriented senior engineering and technical personnel engaged in mechanical manufacturing process design, tooling design, non-standard equipment design and production technology management.
Question 7: What are the food machinery? [Mechanical equipment problem] Food machinery refers to the mechanical equipment and devices used in the process of processing food raw materials into food (or semi-finished products). Includes four categories.
I. General Food Machinery
Filling machinery ┊ drying equipment ┊ crushing equipment ┊ conveying equipment ┊ cleaning equipment ┊ sterilization equipment ┊ purification equipment ┊ storage and transportation equipment ┊ biochemical equipment └ fermentation equipment └ sorting equipment └ frying equipment └ concentration equipment └.
Second, special machinery for food
Fruit and vegetable machinery ┊ dairy equipment ┊ grease equipment ┊ tobacco equipment ┊ slaughter equipment ┊ cooking equipment ┊ brewing equipment ┊ grain equipment ┊ rice flour machinery └ beverage machinery └ candy machinery └ baking equipment └ meat processing equipment.
Third, food packaging machinery
Code spraying machinery, labeling machinery, other machinery, packaging machinery, sealing machinery, wrapping machinery.
Other food equipment, pump and valve fittings, food supporting equipment, food testing instruments and other equipment.
Question 8: What are the main components of common mechanical equipment? The most important parts of common mechanical equipment are as follows. 1, meshing between rotating parts and tangent moving parts, such as power transmission belt and pulley, chain and sprocket, rack and gear, etc. 2. Rotating shaft, including connector, spindle, chuck, lead screw and rod. 3. Rotating protrusions and holes. Rotating parts with protrusions or holes are very dangerous, such as fan blades, cams and flywheels. 4. Meshing parts of relatively rotating parts, such as gears and mixing rollers. 5. The engagement between the rotating part and the fixed part, such as spoke handwheel or flywheel and machine tool, rotary mixer and unprotected open-shell mixing device. 6, close type, such as the hammer body of forging hammer, ram of power press, etc. 7. Pass-through type, such as workbench and bed of metal planer, blade of shearing machine, etc. 8. Unidirectional sliding parts, such as teeth at the edge of band saw, abrasive grains of belt sander, convex moving belt, etc. 9, between the rotating parts and sliding parts, such as the surface mechanism of some flat printing machines, textile machine tools, etc. View original post >>
Question 9: What does the "three guarantees" of mechanical equipment mean? "Product Quality Law" stipulates: "In any of the following circumstances, the seller shall be responsible for repair, replacement and return; If losses are caused to consumers who buy products, the seller shall compensate for the losses: (1) The products do not have the required performance and are not explained in advance; (two) does not meet the product standards indicated on the product or its packaging; (3) Failing to meet the quality conditions indicated in the product description and physical samples. " The above provisions apply to three guarantees of general product quality. For different products, the state has also made some specific regulations. Such as bicycles, televisions, household refrigerators, washing machines, electric fans, microwave ovens, vacuum cleaners, household air conditioners, range hoods, gas water heaters, sewing machines, clocks, motorcycles, agricultural products, mobile phones, fixed telephones, microcomputers, etc. "Three Guarantees" stipulates that consumers should handle three guarantees with invoices and three guarantee certificates, and the validity period of three guarantees is calculated from the date of issuing invoices, deducting the time occupied by repairs and no spare parts to be repaired; If the product performance is unqualified within 7 days from the date of sale, consumers can choose to return, exchange or repair it; If the product performance is unqualified within/0/5 days from the date of sale, consumers can choose to exchange or repair it; Within the validity period of the three guarantees, if the product cannot be used normally after two repairs, the seller shall be responsible for replacing the product of the same model and specification for consumers free of charge or returning it in accordance with relevant regulations; The depreciation expense shall be calculated from the date of invoice issuance to the date of return, in which the repair occupation and the time to be repaired shall be deducted. Damage caused by improper use, maintenance and storage of consumers, damage caused by disassembly of non-three-guarantee repairers, no three-guarantee certificate and valid invoice, the model of three-guarantee certificate is inconsistent with or altered from the model of the repaired product, and damage caused by force majeure is not subject to three-guarantee, but can be repaired at a charge.