Earth pressure balance shield machine

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It cuts soil by the rotary cutter, the cut soil entering sealing soiltank, where the soil pressure inside keeps balance with the soil of the workingsurface, so as to control the surface subsidence effectively. The screwconveyor and leather conveyor carry out the soil continuously, and the segmentmachine supports and builds the wall, the entire surface of tunnel forms duringone time. The earth pressure balance shield machine is a set of tunnelconstruction equipment combined by mechanical, electrical, hydraulic, sensingand informatics technology, including characteristics of high efficiency,safety and reliable and high quality. It is widely used in tunnel projects suchas water conservancy, electricity, transportation and municipal pipelines. Itowns the fabrication capacity for different diameters from 3.5 to 15 meters.

Performance and parameters(take Chinese city subway’s normal cave diameter for instance)

Excavation diameter: Φ6.18m      

Host length:8.64m    

Moving forwardspeed: 100mm/min    

Driving power:550kw

Cutter speed:0-1.42rpm

Maximum torque:7300kN-m

Shield thrust:38500kN

Articulationangle: ±2⁰
Excavated volume of screw machine: 300m3/h

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Q:Machinery's handbook?
Wow what a find. I'd say a few hundered bucks to the right person depending on the condition. The information inside is obsolete. I would honestly contact some place like the Smithsonian to see if they would like it for a display. I would love to thumb through it to see what type of stuff they had in it then. I know the one I have now has so much awesome stuff about everything.
Q:Mechanical design, manufacture and automation
Mining machinery mainly for mining machinery and equipment for training, staff should belong to the branch of construction machinery. Water conservancy machinery for water conservancy machinery and equipment training personnel, should belong to the branch of construction machinery.
Q:Survey: What is your favourite thing to do whilst operating heavy machinery?
I actually drive a digger and I sing a lot when the engine is revving loud enough that no one can hear me
Q:Call for personal insurance, construction machinery insurance
You can insure it in your own name, depending on how much you have With more than one, insurance companies generally prefer it. Specific insurance companies to see the conditions and requirements.
Q:Has the light become part of the machinery?
has the light become part of the machinery? has the hand become part of the disease? has the body become the unwilling vessel? hahahaha
Q:What does it mean when it says a main export commodity of a country is 'machinery and transport equipment'
It means that the particular country makes it's money by exporting equipment and transport equipment. Machinery could be anything from industrial machines to farm equipment. Transport equipment can be anything from planes and ships to buses and trucks.
Q:Should women be allowed to operate power machinery?
Of course women are allowed to operate such machines. However, why not try to learn the proper way of using the vacuum cleaner. There's no harm in trying ok?
Q:The difference between mechanical engineering and automation and electrical engineering
The professional mechanical and electrical integration, are involved, also study electrical knowledge, learn mechanical knowledge, but are not too special, when looking for a job less persuasive than the mechanical and electrical specialty alone, but do mechatronics system is a good promising.
Q:manufacturing machinery for small businesses?
You need to do a simple cost benefit analysis to see if a big machine is worth the cost. I will almost guarantee you that a small business cannot justify the purchase. That's why small businesses do everything by hand. The automated machines you see are typically custom made machines from specialty manufacturer's. You can find some on the web fairly easily.
Q:i want to buy pendrive making machinery..manufacturing.. not assembling....?
You want to buy a chip fab? How many millions/billions do you have?

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