**Product Information:**
I. Description of the U Hairpin Copper Tube Bending Machine
This machine is specifically designed for decoiling, straightening, chipless cutting, and bending coil copper tubes into long U shapes, commonly used in air conditioners and heat exchangers. It consists of a decoiler, straightening and cutting device, bending and tube-returning mechanism, unloading unit, hydraulic system, pneumatic system, and a PLC control system.
II. Main Technical Specifications 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
We are Nantong Zhenhuan Trade Co., Ltd, established in 2004, and have been specializing in providing high-quality machine solutions for many years. We offer reliable and efficient machines for the production of air conditioners and heat exchangers. Our factory ensures strict quality control throughout the manufacturing process, guaranteeing that every product meets international standards. With advanced technology and professional teams, we continuously improve our products to meet the needs of our global customers.
Model No.: SKCU-4
Trademark: Zhenhuan
Origin: China
HS Code: 8462219000
Full Automatic U-Hairpin Copper Tube Bending Machine
This machine is specifically designed for decoiling, straightening, chipless cutting, and bending coil copper tubes into long U shapes, commonly used in air conditioners and heat exchangers. It consists of a decoiler, straightening and cutting device, bending and tube-returning mechanism, unloading unit, hydraulic system, pneumatic system, and a PLC control system.
II. Main Technical Specifications 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 |
| Number of copper tubes | Up to 4 pieces simultaneously |
| Maximum 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 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 wrinkles, scratches, cracks, dimples, bulges, or burrs |
-- 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
We are Nantong Zhenhuan Trade Co., Ltd, established in 2004, and have been specializing in providing high-quality machine solutions for many years. We offer reliable and efficient machines for the production of air conditioners and heat exchangers. Our factory ensures strict quality control throughout the manufacturing process, guaranteeing that every product meets international standards. With advanced technology and professional teams, we continuously improve our products to meet the needs of our global customers.
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