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Litian Heavy Industry Machinery Co., Ltd
Litian Heavy Industry Machinery Co., Ltd

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The Working Principle of TBM Cutter Disc Used in Tunnel Engineering

Jun 27-2022

Full-section rock tunnel boring machine (TBM) is a special construction machine for tunnels, which is widely used in subway, railway, highway, municipal, hydropower tunnel projects.The cutter head is ...

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27
Jun
Factors Affecting TBM Cutter Tunneling Efficiency

Jun 20-2022

Ⅰ. Mechanical factors affecting the tunneling efficiency of TBM cuttersUnder the same machine conditions and geological conditions of TBM, the correct selection of tunneling parameters is the main fa...

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20
Jun
Maintenance Process of TBM Cutting Tools

Jun 13-2022

As the most effective large-scale comprehensive machine for tunnel construction, TBM tunnel boring machine uses the TBM cutter head to directly contact the face of the tunnel for rock breaking. Theref...

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13
Jun
Introduction of Top Hammer Drill Bits

Jun 06-2022

1. What is top hammer drill bit?Top hammer threaded drill bit is a kind of threaded bit for rock drilling, generally suitable for quarry, open pit mining, underground mining, engineering construction,...

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06
Jun
 Analysis of TBM Disc Cutter Damage And Countermeasures

May 24-2022

Ⅰ. Reasons for TBM cutter breakageIn different types of TBM and the processes of tunneling with different types of surrounding rock, there are many reasons for the damage of TBM cutters, and mainly c...

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24
May
TBM Disc Cutter Inspection and management

May 19-2022

1. Optimize TBM disc cutter configurationGeological factors are the key factors in determining TBM cutter wear. In construction, it is necessary to select a reasonable cutter configuration and a more ...

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19
May
Management Significance and Parameter Selection of TBM Cutter

May 12-2022

1. The purpose of TBM cutter managementImprove TBM cutter management, implement the maintenance, inspection and replacement of tools reasonably and establish accurate and detailed tool ledger, so as t...

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12
May
Replacement Standard of TBM Cutting Tools

May 05-2022

What is the replacement standard for TBM cutting tools?The TBM cutting tools replacement standard does not have a fixed value, and the cutter worker needs to judge whether and when to replace them acc...

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05
May
How to Maintain the Threaded Drill rod?

Jan 12-2022

Threaded drill pipe plays an important role in exploration engineering in today's society, but it also needs timely maintenance after use, otherwise it is easy to be damaged. Today, let's talk...

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12
Jan
Causes And Solutions Of Drill Rod Fracture

Dec 06-2021

Drill rod is one of the important accessories of rock drill. It is a necessary tool in rock drilling. Drill rod must be able to bear significant torque, torsion, bending and vibration in the process o...

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06
Dec
Basic Requirements for Threaded Drill Rod

Nov 16-2021

Threaded drill rod includes extension drill rod, light extension drill rod, drifter rod, MF rod, etc.1. Basic Requirements(1). Good elasticityIn the process of drilling, whether horizontal operation, ...

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16
Nov
Important Parts And Working Principle Of Hydraulic Rock Drill

Oct 17-2021

1. Hydraulic Rock Drill Parts(1). Drill bit: This is the tip of the rock drill. It contacts the ground first in drilling operations. It is a component that directly works on the rock.(2). Drill Rod: t...

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17
Oct
Rock Drilling Bits Classification

Sep 17-2021

1. Rock Drill Bit Types(1). Button Drill BitButton drill bit is suitable for dry and wet drilling of medium hard and hard rocks. It is mainly used in all kinds of mining, transportation, water conserv...

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17
Sep
Classification and Selection of TBM Cutter

Aug 18-2021

In the tunnel boring machine construction, TBM cutters are indispensable tools, and all tunnel borer construction must be completed with these cutters.1. Classification of TBM CutterTBM cutters can be...

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18
Aug