What Are The Basic Requirements Of Bearing Materials?
What Are The Basic Requirements Of Bearing Materials?
PRODUCT
Help anchor drill pipe card sets of small improvements
by：Waxing
2020-11-16
Help anchor drill pipe ferrule 2020 - small improvement
07 -
20 (
LuAn guo's villa coal)
Now my company comprehensive tunneling three 3308 PiShun USES dozen reinforced anchor cable operations, USES dozen models for MQTB - help anchor cable to use
80/2.
Type 0 for anchor drilling machine and & Phi;
19 -
1.
2 m drill pipe.
The drill pipe ferrule connecting part does not make water seal, the driven drilling process, due to large gap between drill pipe and the card sets, not all go to drill water supply pipe, lead to water pressure loss is bigger, cause poor drill pipe backwater, blocking drill pipe, affect the working efficiency, each class can only hit 78 anchor cable.
For drill card set of problems, the repairman after repeated experiments, the team finally made out the old seal diameter & Phi;
19 mm, thickness is 5 mm card sets of water seal, set between the drill pipe and ferrule.
After adding water seal and without the improvement of the original drill site operation comparison, did not improve the original drill duty set anchor cable 8, the improved drill duty set anchor cable 20, 2 is the original work.
5 times.
Improve the raw materials used by the need for special purchasing, using electric switch was eliminated in the sealing ring can be made, although the cost is low, but the promotion effect is very obvious, for other accountability reinforcing roadway operations such problems in how to effectively improve and processing, and provides the experience for reference, so in the accountability of the promotion of the meaning of learning.
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