Nearly 10 years of
development Chinese stone machinery and equipment has made great progress, some
single performance automation level has reached the international advanced
level. But in the high-end technology equipment at present Chinese is no
production. From the stone enterprise automation production line for the whole,
compared with foreign countries there are still gaps, some production processes
still rely on manual operation, not only affects the production efficiency, but
also because of the quality of staff is not high resulting in product quality
unstable factors. The world stone powers of Italy stone enterprise even if most
of the use of a high degree of automation of production lines, but still need
personnel with certain stone a wealth of knowledge and experience, to master
the process of process parameters to produce the top stone products.
At present, many
foreign stone mines, especially granite mines has been fully using diamond wire
saw mining blocks, and cutting processing in granite Huangliao saw, also has
the promotion of bridge saws.
However, in many enterprises still use the old stone China saw frame. It's a
significant advantage is the cutting cost is low, but there are many
shortcomings:
The assembly cost
is high, about four times of diamond wire saw;
The operating
personnel, requires at least two people. When replacing the blade more co
operations;
The sawing speed
slow, old frame sawing sawing speed is only 2cm/h. The new framework of the
sawing speed but also 3.5-3.8 cm/h. and diamond wire saw cutting speed up to
20cm/h, may increase to 30cm/h;
Effects of diamond
saw blade for stone
The surface of the
plate and frame sawing of the rough, flatness is also poor, and polishing speed
is low, was 100cm/min, the surface of the plate and the diamond wire sawing is
smooth, polishing speed can be as high as 160 cm/min, thus reducing polishing
time;
The energy
consumption and material consumption are high;
The disposal of
scrap mortar and the work site dust causes serious environmental pollution.
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