Home > Industry Information > Full Automatic U Hairpin Copper Tube Bending Machine for Air Conditioner & Heat Exchanger Cores
Full Automatic U Hairpin Copper Tube Bending Machine for Air Conditioner & Heat Exchanger Cores
2021-04-25
Model NO.: SKCU-4
Trademark: Zhenhuan
Origin: China
HS Code: 8462219000
Model NO.: SKCU-4
Trademark: Zhenhuan
Origin: China
HS Code: 8462219000
Full Automatic U-Hairpin Copper Tube Bending Machine
This machine is specially designed for decoiling, straightening, chipless cutting and bending coil copper tubes into long U shape, used in air conditioners and heat exchangers.
This machine is comprised of decoiler, straightening & cutting device, bending & tube-returning device, unloading device, hydraulic system, pneumatic system and PLC control system.
II Main technical data of U hairpin copper tube bending machine
| Item | Data |
| Suitable copper tube material | TP2 |
| Suitable copper tube reel size | Max. weight 180kg Max. OD: Ф1100mm; ID: Ф130mm |
| Suitable copper tube diameter | Φ7mm; Φ9.52mm |
| Bending radius | ф7: R21mm; ф9.52: R25.4mm |
| Copper tube numbers | Max. 4 pieces simultaneously |
| Max. copper tube length | 300~2200mm |
| Production speed | L≤300, < 8s; L≤800, < 12s; L≤2100, < 22s; |
| Length error | L<800, ±0.5mm; L≥800mm, ±0.8mm |
| Length error between two ends | Less than 1.0mm |
| Center distance error between two ends | Less than ±0.1mm (within 14mm away from loop) |
| Tube ID at cutting ends | ф7: >ф5.6mm; ф9.52: >ф8mm |
| Straightness error | Curvature ≤3mm @L=1000mm |
| Flattening ratio at loop area | Less than 15% |
| Thinning ratio at loop area | Less than 30% |
| Finishing quality | No wrinkle, scratch, crack, dimple, bulge, burr |
-- PLC & HMI: itsubishi from Japan
-- Servo motor and driver: Mitsubishi from Japan
-- Circuit Breaker: FUJI from Taiwan
-- Buttons: SCHNEIDER from China
-- Pneumatic components: AIRTAC from Taiwan
-- Hydraulic components: Famous brands from Taiwan
IV Long U hairpin tubes bent by the machine
V Factory facility promising hairpin tube bender machine quality
We, Nantong Zhenhuan Trade Co., Ltd, established in 2004, is specialized in machine solutions for many years. We can provide good quality machines for air conditioner and heat exchanger production.
Full Automatic U-Hairpin Copper Tube Bending Machine
This machine is specially designed for decoiling, straightening, chipless cutting and bending coil copper tubes into long U shape, used in air conditioners and heat exchangers.
This machine is comprised of decoiler, straightening & cutting device, bending & tube-returning device, unloading device, hydraulic system, pneumatic system and PLC control system.
II Main technical data of U hairpin copper tube bending machine
| Item | Data |
| Suitable copper tube material | TP2 |
| Suitable copper tube reel size | Max. weight 180kg Max. OD: Ф1100mm; ID: Ф130mm |
| Suitable copper tube diameter | Φ7mm; Φ9.52mm |
| Bending radius | ф7: R21mm; ф9.52: R25.4mm |
| Copper tube numbers | Max. 4 pieces simultaneously |
| Max. copper tube length | 300~2200mm |
| Production speed | L≤300, < 8s; L≤800, < 12s; L≤2100, < 22s; |
| Length error | L<800, ±0.5mm; L≥800mm, ±0.8mm |
| Length error between two ends | Less than 1.0mm |
| Center distance error between two ends | Less than ±0.1mm (within 14mm away from loop) |
| Tube ID at cutting ends | ф7: >ф5.6mm; ф9.52: >ф8mm |
| Straightness error | Curvature ≤3mm @L=1000mm |
| Flattening ratio at loop area | Less than 15% |
| Thinning ratio at loop area | Less than 30% |
| Finishing quality | No wrinkle, scratch, crack, dimple, bulge, burr |
-- PLC & HMI: itsubishi from Japan
-- Servo motor and driver: Mitsubishi from Japan
-- Circuit breaker: FUJI from Taiwan
-- Buttons: SCHNEIDER from China
-- Pneumatic components: AIRTAC from Taiwan
-- Hydraulic components: Famous brands from Taiwan
IV Long U hairpin tubes bent by the machine
V Factory facility promising hairpin tube bender machine quality
We, Nantong Zhenhuan Trade Co., Ltd, established in 2004, is specialized in machine solutions for many years. We can provide good quality machines for air conditioner and heat exchanger production.
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