Q:What is equipment manufacturing and machinery manufacturing? What's the difference between them?

Major technical equipment refers to the technical difficulty in equipment manufacturing, complete and strong, is of great significance, has a significant impact on the national economy need to be beneficial to the people's livelihood, complete sets of major technical equipment organizations across sectors, industries and regions to complete.

Q:Mechanical bearings, all types? Roughly

The most representative rolling bearings, widely used, can bear radial load and two-way axial load. For high speed and low noise, low vibration occasions with steel dust cover or seal type bearing rubber sealing ring in pre filled with the appropriate amount of grease, the outer ring stopper bearing ring or flange, namely axial positioning, and easy to install in the housing. The size of the maximum load type bearing is the same as that of the standard bearing, but there is a loading groove in the inner and outer rings, which increases the number of balls loaded and improves the rated load.

Q:How do the welding parts in the welding drawings of the machine parts indicate the technical requirements of the drawings?

The whole circle of the triangle is welded as an angle weld, and the other is the outer circle with the same diameter as the two, so the butt joint is better to open the groove. Welding, for V type welding seam, and, technical requirements are generally, welding firm, no defects, welding smooth grinding, cleaning welding slag splash

Q:Where are the hanging baskets for the building?

It is forbidden to take a stool or put a ladder on a hanging basket to work higher; it is not allowed to work alone in a basket, and no electric machinery or equipment can be placed in the basket;

Q:Where are the mechanical pressurization air supply facilities set up?

The purpose of setting up a mechanical pressurization air supply smoke prevention system is to provide evacuation routes and shelters without smoke interference in the event of a fire in the building. Therefore, in the closed door, pressing position, and the fire floor must maintain a certain pressure difference, the position of the air pressure value is a relative positive pressure); at the same time, in the open part of the pressure when the door can have enough air velocity in the opening section, to effectively prevent the intrusion of flue gas, the safety of personnel ensure evacuation and refuge.

Q:What is a door rack for a construction site? How high is it generally?

This depends on the erection of the height of the general 3 steps and within 5-6 yuan a meter, assuming the erection of 4.5 meters high, 22.5-27 yuan a square. This is calculated in accordance with single-layer, the higher the more expensive, 9 meters in 65 yuan or so square. In accordance with the establishment of meters, in accordance with the erection of the volume of the calculation.

Q:What are the sub projects of a construction project?

Lime soil, sand and gravel foundation, geosynthetics foundation, fly ash foundation, dynamic compaction, foundation grouting, preloading foundation, vibroflotation foundation, jet grouting foundation, cement mixing pile foundation, soil and lime soil compaction pile foundation, cement fly ash gravel pile, cement soil pile foundation. Based on sand pile foundation

Q:How are the machine parts stacked?

Then there is a point to note, that is, from there to get used, must be put back where, so that will be organized, all things are owned by you, it will not mess.

Q:What are the safety protection equipment, machinery and equipment, construction machinery and accessories for construction enterprises?

For Turner, fitter, main work gloves, hats, goggles for welder, etc.; there are gloves, shoes cover, goggles, insulated shoes etc.;...... ;

Q:Definition of large mechanical equipment?

Depending on the size of the part to be machined, the parts must be set up as large equipment with the aid of a crane, and large machinery is usually assembled after the parts have been delivered to the destination. Material handling machinery is mainly in enterprises (including terminals, materials, mines and commercial warehouses, etc.) within the material handling, transportation, lifting, stacking and storage of machinery and equipment