1.Application
2M58ZSM7.5×6 is used for internal/external circumferential and longitudinal seam, cladding seam grinding and gouge of boiler, pressure vessel and related vessels.
2.System configurations and technical data (Please refer to following chart and pictures )
2.1. System configurations
It consists of ZSM7.5×6 cross manipulator, MW-1300 multifunctional abrasive wheel and abrasive belt head, SG*5.0 dust removal system, pneumatic control system and related electronical system.
2.2. Main technical data.
Suitable workpiece size | ||
SN | ITEM | DATA |
1 | Maximum each pressure section / plate length | ≤4000mm |
2 | OD of pressure vessel | 800~6000mm |
3 | Minimum gouge Internal diameter (with dust removal system) | 1800mm(Grinding internal longitudinal seam welding seam 2400mm) |
4 | Minimum grinding Internal diameter (with dust removal system) | 1800mm(grind internal longitudinal seam2400mm) |
5 | Workpiece material suitable | Low alloy steel, High Alloy steel, Stainless steel and Carbon steel |
Manipulator | ||
1 | Minimum Height from Grinding & gouge head to ground | 900mm |
2 | Lateral beam lifting height | 7500 mm |
3 | Vertical moving maximum speed (frequency control) | 100~1000mm /min |
4 | Lateral beam stroke | 6000 mm |
5 | Lateral moving maximum speed (frequency control) | 100~1000mm /min |
6 | Column Rotation available degree | ±180° |
7 | Column Rotation speed | 12°/min |
8 | Lateral beam deflection | 2.0mm/m |
Multifunctional abrasive wheel and abrasive belt head | ||
1 | Grinding & gouge head rotation degree | 0~90° |
2 | Grinding & gouge head elevation angle | 0~90° |
3 | Grinding & gouge head vertical rotation angle | ±90° |
4 | Grinding & gouge head right/left moving distance | ±75mm |
5 | Side swing and relocation distance | ±50mm |
6 | Grinding & gouge head relcation blade lifting stroke | 180mm |
7 | Size of abrasive belt connect wheel | 300×100mm |
8 | Belt size | 2800×100mm(perimeter* width) |
9 | Abrasive belt grind speed(Stainless steel cladding and welding seam weld reinforcement ) | 30m/s(frequency control) |
10 | Abrasive wheel size | 650×B×80mm(B=16,18,20,22) |
11 | Abrasive wheel maximum gouge speed | 65m/s(frequency control) |
12 | Pressure adjustment ranges | 0~2000N(Proportional valve is adjustable) |
13 | Gouge power | 18.5kW |
Grinding and gouging performance data | ||
1 | Weld Root gouging maximum depth | 170mm |
2 | Gouge Width of abrasive wheel | 16~22mm |
3 | Maximum depth for each time grinding & gouge | 5mm |
4 | Gouge speed | 100~1000mm /min |
5 | Root pass gouge and grinding maximum size | 100×5mm |
6 | Longitudinal seam gouge right/let straightness | ≤5mm |
7 | Single Time maximum grinding margin | 100×5mm |
8 | Abrasive grinding speed | 100~1000mm /min |
9 | Cladding welding maximum grinding margin (Abrasive belt) | ≥0.5mm/time |
10 | Cladding welding layer maximum grinding power | 18.5kW |
11 | Seam grinding Surface Roughness | ≤Ra12.5μm |
12 | Cladding welding grinding surface roughness | ≤Ra6.3 |
13 | Bevel grinding | ≤Ra12.5μm |
Dust removal system data | ||
1 | Power | 5.5 kW |
2 | flow rate | 3700m3/min |
3 | (Ptf)Full pressure | ≥2216pa |
4 | dust remove efficiency | 70% |
5 | Total weight | 35T |
6 | otal Power | 35 kW |
7 | Machine size | 8000×10000mm(Dimeter×height) |
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