Taizhou Terui CNC Machine Co., Ltd. produces whole series of DK77 CNC edm wire cutting machines,which adopts high precision V-shaped guide rail(Linear guide rail optional) and P3-grade high precison ball screw. The products have high quality, complete models, long service life and high precision. Machine specifications can be customized according to customer needs,like non-standard models DK7740(45)F,DK7750(55)F,DK7763F,DK7780F,DK77100F,DK77120F or even larger models. The company also produces ±30°, ±45° swing large taper machines and CNC high-precision middle speed edm wire cutting machines(Precision≤±0.005mm,roughness≤1.0μm). The following are the main parameters of DK77 series machines.
1、Standard maximum cutting taper:±6°/80mm;(±15°,±30°,±45° are optional)
2、Precision ≤ 0.02mm,according to GB7926-2005 standard;(If linear guide equipped, the precision can reach 0.01mm)
3、Best surface roughness ≤ Ra2.5μm(single-cut),Ra1.5μm(multi-cut);
4、Molybdenum wire diameter:0.1-0.2mm;
5、Max. cutting speed≥120mm^2/min;
6、Voltage:3 phase 380V(single phase 220V,3 phase 220V or other voltage can be customized),Power:1.5KW;
7、Working fluid:Water-based emulsion.
| Machine model | DK7720 | DK7725 | DK7735 | DK7740F | DK7745 | DK7750 |
| Table size(mm) | 420×270 | 520×340 | 710×460 | 920×540 | 810×570 | 950×650 |
| Table travel(mm) | 200×250 | 250×320 | 350×450 | 400×630 | 450×550 | 500×630 |
| Wire frame span(mm) | 200 | 400 | 400 | 400/600 | 400 | 600 |
| machined taper(mm) | 6°、15°、30°/80 | 6°、15°、30°/80 | 6°、15°、30°/80 | 6°、15°、30°/80 | 6°、15°、30°/80 | 6°、15°、30°/80 |
| Maximum cutting speed(m㎡/min) | ≥120 | ≥120 | ≥120 | ≥120 | ≥120 | ≥120 |
| Optimum surface roughness(μm) | ≤2.5 | ≤2.5 | ≤2.5 | ≤2.5 | ≤2.5 | ≤2.5 |
| Electrode wire diameter(mm) | 0.10-0.20 | 0.10-0.20 | 0.10-0.20 | 0.10-0.20 | 0.10-0.20 | 0.10-0.20 |
| Wire setting speed(m/s) | 11.5 | 11.5 | 11.5 | 11.5 | 11.5 | 11.5 |
| Machining accuracy | According to gb7926-2005 | According to gb7926-2005 | According to gb7926-2005 | According to gb7926-2005 | According to gb7926-2005 | According to gb7926-2005 |
| Table moving pulse equivalent(mm) | 0.001 | 0.001 | 0.001 | 0.001 | 0.001 | 0.001 |
| Power supply | 50hz.380V | 50hz.380V | 50hz.380V | 50hz.380V | 50hz.380V | 50hz.380V |
| Power consumption of machine tool(KVA) | ＜1.0 | ＜1.0 | ＜1.0 | ＜1.0 | ＜1.0 | ＜1.0 |
| Maximum workpiece weight(kg) | 100 | 200 | 300 | 450 | 450 | 700 |
| Overall dimension of main engine(mm) | 1160×810×1300 | 1485×1010×1400 | 1240×1170×1400 | 1700×1600×1600 | 1600×1240×1400 | 1720×1680×1700 |
| Machine model | DK7750F | DK7763 | DK7763F | DK7780 | DK77100 |
| Table size(mm) | 1140×650 | 1140×750 | 1350×750 | 1350×985 | 1700×1170 |
| Table travel(mm) | 500×800 | 630×800 | 630×1000 | 800×1000 | 1000×1200 |
| Wire frame span(mm) | 400/600 | 600 | 600/800 | 600 | 1000 |
| machined taper(mm) | 6°、15°、30°/80 | 6°、15°、30°/80 | 6°、15°、30°/80 | 6°、15°、30°/80 | 6°、15°、30°/80 |
| Maximum cutting speed(m㎡/min) | ≥120 | ≥120 | ≥120 | ≥120 | ≥120 |
| Optimum surface roughness(μm) | ≤2.5 | ≤2.5 | ≤2.5 | ≤2.5 | ≤2.5 |
| Electrode wire diameter(mm) | 0.10-0.20 | 0.10-0.20 | 0.10-0.20 | 0.10-0.20 | 0.10-0.20 |
| Wire setting speed(m/s) | 11.5 | 11.5 | 11.5 | 11.5 | 11.5 |
| Machining accuracy | According to gb7926-2005 | According to gb7926-2005 | According to gb7926-2005 | According to gb7926-2005 | According to gb7926-2005 |
| Table moving pulse equivalent(mm) | 0.001 | 0.001 | 0.001 | 0.001 | 0.001 |
| Power supply | 50hz.380V | 50hz.380V | 50hz.380V | 50hz.380V | 50hz.380V |
| Power consumption of machine tool(KVA) | ＜1.0 | ＜1.0 | ＜1.0 | ＜1.0 | ＜1.0 |
| Maximum workpiece weight(kg) | 700 | 1000 | 1000 | 2000 | 2600 |
| Overall dimension of main engine(mm) | 2000×1900×1700 | 2100×1940×1780 | 2300×2200×1800 | 2600×2400×1800 | 3000×2800×2500 |