Description

CNC Wire Cut DK7735, Machine and Computer

Model	DK7720	DK7735	DK7740F	DK7745	DK7750	DK7750F	DK7763	DK7763F	DK7780	DK77100
Table (mm)	420×270	710×460	920×540	810×570	950×650	1140×650	1140×750	1350×750	1350×985	1700×1170
Travel (mm)	200×250	350×450	400×630	450×550	500×630	500×800	630×800	630×1000	800×1000	1000×1200
Wire Frame (mm)	200	400	400/600	400	900	400/600	600	600/800	600	1000
Machining Thrust	non-displacement	6°, 15°, 30°/80°	6°, 15°, 30°/80°	6°, 15°, 30°/80°	6°, 15°, 30°/80°	6°, 15°, 30°/80°	6°, 15°, 30°/80°	6°, 15°, 30°/80°	6°, 15°, 30°/80°	6°, 15°, 30°/80°
Processing Area (mm³/m)	≥100	≥100	≥100	≥100	≥100	≥100	≥100	≥100	≥100	≥100
Processing Precision	≤2.5	≤2.5	≤2.5	≤2.5	≤2.5	≤2.5	≤2.5	≤2.5	≤2.5	≤2.5
Electrode Diameter	0.10-0.20	0.10-0.20	0.10-0.20	0.10-0.20	0.10-0.20	0.10-0.20	0.10-0.20	0.10-0.20	0.10-0.20	0.10-0.20
Travel Speed (mm/min)	11.5	11.5	11.5	11.5	11.5	11.5	11.5	11.5	11.5	11.5
Working Fluid	Water-cutting solution for linear cutting	Water-cutting solution for linear cutting	Water-cutting liquid	Water cutting fluid of linear cutting	Watery musculotomy fluid of linear incision	Aqueous precut fluid for linear cutting	Linear ice resistance cutting solution	Water-cutting liquid for linear cutting	Water-cutting liquid for linear cutting	Water-cutting liquid for linear cutting
Processed Precision	Conforms to GB7926-87 dimensional standards	Conforms to GB7926-87 dimensional standards	Conforms to GB7926-87 dimensional standards	Conforms to GB7926-87 dimensional standards	Conforms to GB7926-87 dimensional standards	Conforms to GB7926-87 dimensional standards	Conforms to GB7926-87 dimensional standards	Conforms to GB7926-87 dimensional standards	Conforms to GB7926-87 dimensional standards	Conforms to GB7926-87 dimensional standards
Minimum Incremental Movement (mm)	0.001	0.001	0.001	0.001	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	50Hz, 380V	50Hz, 380V	50Hz, 380V	50Hz, 380V
Machine Power (kW)	<1.0	<1.0	<1.0	<1.0	<1.0	<1.0	<1.0	<1.0	<1.0	<1.0
Weight (Kg)	100	300	450	450	700	700	1000	1000	2000	2600
Host Capacity (kg)	800	1300	2000	1800	2400	2600	3200	3500	4000	5600
Dimensions (mm)	1160x810x1300	1240x1170x1400	1700x1600x1600	1600x1240x1400	1720x1680x1700	2000x1900x1700	2100x1940x1780	2300x2200x1800	2600x2400x1800	3000x2800x2500

Detailed Parameters

Basic Functions:

Coordinate System: Absolute coordinate, incremental coordinate (relative coordinates).
Coordinate conversion, scaling, rotation, graphical trace display functions.
Linear and circular interpolation, slope machining functions.
Four- or five-axis linkage control, machining of different upper and lower surfaces, variable taper processing.

5. Real-time program tracking and display of processing status.

Short-circuit protection, wire processing, power and memory functions, automatic shutdown upon completion of processing.
Automatic centering function for the end surface, with mechanical origin finding function.
Automatic transition arc function (arbitrary corner function).
Includes reverse processing, automatic programming, and data transmission functions.
Processing parameters can be selected based on material, wire diameter, and workpiece thickness. Machining parameters can be adjusted in real-time.

Main Features:

1) High Performance: Optimized cutting parameter adjustment.

2) CNC System: Intelligent control system utilizing SBC code control.

3) High-Frequency Power Supply: High-performance digital pulse power with high-speed digital oscillation circuit.

Features VMOS power FET, adjustable frequency, stable performance, high output power, fast cutting speed, superior surface finish, and minimal electrode wear.

4) Three-dimensional axis linkage, multi-SBC controller.

5) Maximum cutting speed ≤150mm²/min, best surface roughness ≤1.0µm.

6) Supports bottom contour, cone, and variable cone cutting; sharing control, power and memory, short-circuit recovery,

broken wire protection, sidelong positioning, simulation calibration, automatic shutdown, arbitrary rotation angle, fast return-to-zero checks,

and special graph line auto-programming functions.

7) Rational Structure: Cross-table machining center with full support structure. V-shaped precision inlaid steel rails,

mechanical drive feed system utilizes ball screws and gapless gear pairs to minimize backlash.

Ensures long-term high accuracy and durability.

8) Reliable Quality: Features a specially developed driver control power and sensitivity for automatic pulse power control.

The electrical system completely breaks from traditional relay control, employing self-developed CPU program control.

9) Simplified Operation: Powerful data storage facilitates optimization of processing conditions. Simple speed, precision, and operational requirements.

Even beginners with no WEDM knowledge can operate easily. After workpiece installation, automated processing and unmanned operation are possible.

10) Easier Maintenance: Includes an overcurrent warning system to prevent and reduce failures.

Simplifies fault diagnosis and maintenance work without requiring specialists.