**Product Specifications**
I. Description of the U Hairpin Copper Tube Bending Machine
This fully automatic machine is specifically designed for decoiling, straightening, chipless cutting, and bending copper tubes into long U-shapes, primarily used in air conditioners and heat exchangers. It features a decoiler, straightening and cutting unit, bending and tube-returning device, unloading system, hydraulic system, pneumatic system, and a PLC control system.
II. Main Technical Data of the U Hairpin Copper Tube Bending Machine
III. Main Configuration
-- PLC & HMI: Mitsubishi 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: Renowned brands from Taiwan
IV. Long U Hairpin Tubes Bent by the Machine
V. Factory Facilities Ensuring Quality of the Hairpin Tube Bender Machine
Nantong Zhenhuan Trade Co., Ltd, established in 2004, has been specializing in providing machine solutions for air conditioner and heat exchanger production for many years. We are committed to delivering high-quality machines that meet industry standards. Our advanced manufacturing facilities ensure precision, durability, and performance in every product we offer. Whether you need equipment for mass production or custom applications, our team is ready to support your needs with reliable and efficient solutions.
Model No.: SKCU-4
Trademark: Zhenhuan
Origin: China
HS Code: 8462219000
Full Automatic U-Hairpin Copper Tube Bending Machine
This fully automatic machine is specifically designed for decoiling, straightening, chipless cutting, and bending copper tubes into long U-shapes, primarily used in air conditioners and heat exchangers. It features a decoiler, straightening and cutting unit, bending and tube-returning device, unloading system, hydraulic system, pneumatic system, and a PLC control system.
II. Main Technical Data of the 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 | Ñ„7: R21mm; Ñ„9.52: 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 | Ñ„7: >Ñ„5.6mm; Ñ„9.52: >Ñ„8mm |
| 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, or burr |
-- PLC & HMI: Mitsubishi 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: Renowned brands from Taiwan
IV. Long U Hairpin Tubes Bent by the Machine
V. Factory Facilities Ensuring Quality of the Hairpin Tube Bender Machine
Nantong Zhenhuan Trade Co., Ltd, established in 2004, has been specializing in providing machine solutions for air conditioner and heat exchanger production for many years. We are committed to delivering high-quality machines that meet industry standards. Our advanced manufacturing facilities ensure precision, durability, and performance in every product we offer. Whether you need equipment for mass production or custom applications, our team is ready to support your needs with reliable and efficient solutions.
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