All-Electric Servo Press Brake

Jinan KaFe CNC Machinery Co., Ltd. KEP4012

1. Basic Information
- Manufacturer: Jinan KaFe CNC; Model: KF-4012, self-developed proprietary design
- Edge over hydraulic brakes: 80% energy saving, oil-free & eco-friendly, higher speed, precision & consistency
- Applications: Cabinet, elevator, kitchen, solar, auto parts, home appliances & other sheet metal industries

2. Mechanical Structure
1. Frame: Full steel welded, FEA optimized, 5-face one-time machining for rigidity & long-term accuracy
2. Power Box: Heavy-duty ball screw + imported sealed bearings for stable bending load
3. Auto Compensation Worktable: Built-in deflection strips, dial fine-tune, standard reduction motor & scale
4. 4-axis Back Gauge: AC servo driven, auto collision avoidance during bending
5. Bending Dies: Quenched & ground, high tolerance accuracy, less secondary finishing, longer service life
6. Electrical Cabinet: Closed convection cooling, neat wiring, cantilever operation box; self-diagnosis, emergency stop & text fault alarm
7. Touch Screen: 5-wire type, over 10 million service cycles

3. CNC System (Taiwan SYNTEC)
- 15-inch industrial touch screen, EMC & temperature tested industrial motherboard
- Direct programming for simple bending tasks
- Core intelligent functions:
±5μm repeated positioning (full closed-loop by grating/magnetic scale); auto back gauge calculation; mold library; one-time trial bend angle compensation; auto bending pressure calculation & overload alarm; continuous arc bending; password protection
- System pages: Machining, Manual, Mold, Program, Compensation, Alarm, I/O Signals

## 4. Core Technical Parameters
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- Bending force: 400KN; Table length: 1250mm; C-type frame
- Ram stroke:200mm; Max opening:500mm; Throat depth:330mm
- Speed: Rapid/Return 200mm/s, Working 40mm/s
- 6 controlled axes: Y1/Y2/X/R/Z1/Z2; Dual 11KW Y-axis servo, peak feed power 15KW
- Overall size:1340×1310×2170mm; Weight:2.8T

5. Standard Core Component Brands
- Control & servo: Taiwan SYNTEC
- Switches: OMRON (JP); Grating scale: GIVI (IT); Electric parts: Schneider (DE)
- Bearings: INA (DE); Linear guide: Fulei (DE); Timing parts: Shanghai Fulong
- Y-axis screw & guide: Nanjing brand
- Note: Equal-grade brands replaceable if original stock unavailable
6. General Advantages
- Mechanical: High rigidity, full closed-loop precision, auto deflection compensation, anti-collision back gauge, durable dies
- Control: Intelligent process compensation, multi-safety protection, real-time fault diagnosis
- Operation: Energy-saving, zero hydraulic oil cost, fewer secondary processes, high mass production efficiency