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What are the mixing arms of the concrete mixer?
- Mixing arm concrete mixer is a component of the mixing arm itself and divided into lateral mixing arm (positive and negative points), stirring arm (also have positive and negative points), stirring arm below is the bearing seat connected, connected with 4 sets of high strength bolts with stirring arm. The top is equipped with wear-resistant mixing blades, connecting with mixing blades, high-strength bolts 2 sets. In addition, some manufacturers have designed mixing side bonded shaft swivel, is installed in the interval between the stirring arm fixed and rotated in two ways.s
How are buildings, installations and materials divided?
- Provisions on the division of equipment and materials for engineering construction? [answer] the division of equipment and materials in engineering construction is directly related to the reasonable division of investment structure, budget preparation and calculation of construction output value. In order to reasonably determine the project cost, strengthen the investment in the process of construction and management, the equipment and materials in the engineering construction is unclear, especially the universal controversial common problems and put forward the principle of division of fifteen copies of "national unified installation project budget quota" of the equipment and materials are divided, the provinces, autonomous regions and municipalities directly under the central government and the relevant departments of the State Council, the Department should be combined with the local situation, formulate rules for its implementation, and report to the Ministry of construction for the record.s
Mechanical bearings, all types? Roughly
- The basic structure and NU type cylindrical roller bearing inner ring bearing the same, but because of the needle, the volume can be reduced, and can bear large radial load to the bearing without inner ring shaft mounting surface with suitable precision and hardness is used as a raceway.s
How do the welding parts in the welding drawings of the machine parts indicate the technical requirements of the drawings?
- Therefore, the medium carbon steel has the most extensive application in the medium strength level. Besides being used as building material, it is widely used in the manufacture of various mechanical parts. Welding: 1 the preheating is conducive to reducing carbon steel heat affected zone is the mosts
What functions should be achieved in mechanical structure design?
- The design of mechanical structure is based on the overall design, according to the principle of the program to determine and draw a specific structure, in order to reflect the required functions. Is the working principle of the abstract concrete into some parts, the specific content in determining the structure of the material, shape, size, tolerance, heat treatment and surface conditions at the same time, we must consider the process, strength, stiffness, accuracy, and other parts of the relationship between each other and other issues. So, the direct product structure design is the technical drawings, but the design work is not a simple mechanical drawing, drawing only express design language, specific integrated technology is the basic content of structural design.s
Construction machinery production need to deal with what documents?
- Two, enterprise legal person business license (copy), with enterprise legal person business license duplicate copy, search three, all levels of safety production responsibility system and safety production rules and regulations directory and documents, operation procedures directorys
What are the safety protection equipment, machinery and equipment, construction machinery and accessories for construction enterprises?
- Different types of work, security appliances are not the same. For buildings, the main safety helmets, safety nets, safety belts (San Bao), etc., for electrical operators, mainly insulated shoes, insulating gloves, insulation rod, insulation table, etc.s
What type of industry does the machinery and building accessories processing belong to?
- Every industry has average tax rate, the contribution of each this argument does not exist, the industrial enterprise is nade VAT. The more value-added products you pay more.s
What is the problem about the lawn mower
- 1，Why use the throttle when the lawn mower is working？ When the lawn cut grass, it relies on the high-speed rotating blade to cut the grass,if the line speed is not enough, the...
Special research report on the best gas lawn mower
- With many years of experience in market research, industry research, in the field of research,we made a detailed description on the operation status of the market of the best gas l...
Well protect the cheap engine hoist
- There is no doubt that cheap engine hoists now have a wide application. cheap engine hoists mean the cranes which install the hoisting parts on the mobile bottoms, and when they tr...
Briefly information of roll forming machine manufacturers
- Roll forming machine manufacturers are currently located in many places all over the world, as we all know, roll formings applications are greatly required in our life.In this case...
One of the best battery lawn mower
- brief introduction of the best battery lawn mower： This is several hand push type / self walking type 18 inch and hand push type 20 inch lawn mower, it has the following features...