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Ultra-High-Speed Scribing and Welding Integrated Stringer Machine

Model: CTM-S150-BC This equipment is an integrated Automated Equipment designed for High-precision Scribing and String Welding of BC Solar Cells. 15,000 Half-Pieces/Hour


Details Introduction


CTM-S150-BC Ultra-High-Speed Scribing and Welding Integrated Stringer Machine is an integrated Automated Equipment designed for High-Precision Scribing and String Welding of BC Solar Cells. The Machine is compatible with 166mm-230mm (3BB-20BB) Solar Cells. It can produce 166mm-230mm (Half-cell) BC Solar Cell Strings. The Machine adopts various advanced Automation Technologies such as PLC, Servo, Linear Motor, Thermal Cracking Laser, CCD Vision, etc., to realize the Fully Automatic Processing of Solar Cells from Feeding, Scribing, Cracking, Solar Cell String Welding, Stringing 

1. Adopt High-precision industrial cameras to inspect the Solar cells

2. Realize Fully Automatic Manufacturing from Solar Cell Series Lay-up to Automatic Bussing

3. Precise Positioning, Repeat Positioning Accuracy can reach ±0.20mm

4. Adopt Dual Linear Motors to interact with X, Y, Z Axes to significantly improve the Uptime

5. Non-Destructive Scribing Technology, Causing very little damage to the surface of the Solar Cells

6. Four Sides Single Side no less than 3,600 Half-Pieces/Hour

Parameter


Equipment Parameters

Equipment Model CTM-S150-BC Ultra-High-Speed Scribing and Welding Integrated Stringer Machine
Uptime ≥ 95%
Production Capacity

15,000 Half-Pieces/Hour Four Sides  No less than 3,600 Half-Pieces/Hour on one side

Fragmentation Rate

Solar Cell 135µm to 150µm: Mono Crystalline ≤0.25%

Soalr Cell 151µm to 230µm: Mono Crystalline ≤0.2%

Detection CCD
Flux Method Solder Ribbon Immersion
Welding Method  Infrared Welding
Comprehensive Positioning Accuracy  Positioning Deviation: ≤±0.05mm, Angle Deviation: ≤±0.04°, Cutting Accuracy: ≤±0.1mm
Dimension 166mm~230mm Crystalline Silicon Solar Cell and Corresponding Half Solar Cell
Numbers of Main grid lines (Busbar) 3BB-20BB
Solar Cell Pad Spacing   > 5.5mm
Thickness Solar Cells  135~230±10µm
Maximum Solar Cell String Length 1400mm
Solar Cell Positioning Accuracy  Positioning Accuracy: X, Y ≤ ± 0.1mm, Angle ≤ 0.04°
Solar Cell Defect Detection  Corner Chipping, Edge Collapse, Cracks, (Dark Cracks are not Required), Holes, Minimum Setting Value 0.1mm²; Grid Line Direction of Busbar (90°, 180°)
Piece Spacing 一1mm~5mm
Accuracy of Solar Cell Spacing Accuracy of Solar Cell Spacing: ±0.3mm
Soalr Cell String-out Interface:  can be connected to Automatic Robot Lay-up Machine or used independently
Maximum Capacity of Battery Box

 300 whole cells

 

String defective rate ≤3%

Breakage Rate  ≤15%
Overlap/Flip Rate   ≤15%
Strip Specifications Low-temperature flat soldering strip: width: 0.6 to 3.0mm, thickness: 0.12 to 0.32mm
Welding Ribbon Parameters “tin layer on one side of the average thickness: ≥ 0.018 ± 0.005mm, copper base material purity: ≥ 99.97
Power supply Three-phase 380V, 50Hz Three-phase five-wire system (L1/L2/L3/N/PE), incoming wires specification 4x70mm²+1x35mm²
Power Average power 60kW, peak power 120kW
Water Cooling System Pure water; average flow rate: 8L/min, pressure: 3bar, temperature: 25℃, pipe diameter: φ12mm.
Air source: Air pressure 0.6-0.8Mpa, air consumption: ≥3500L/min, five φ16mm hoses are used for air intake at the same time.
Compressed air quality requirements

 

the largest solid particles: 15μm (Class III), the lowest pressure dew point: +3 ℃ (Class IV), the maximum concentration of oil mist: 5mg/m3 (Class IV)

Exhaust system

Top exhaust pipe diameter 9-Φ200mm, please connect to the factory extraction pipeline, the pipe diameter requires 202mm;

The diameter of exhaust pipe is Φ65mm, connect to the factory exhaust system through the 5th Φ202mm extraction port; the comprehensive exhaust flow rate is more than 3000m³/h; the temperature of exhaust gas is high, the exhaust pipe is recommended to use PVC pipe

PLC Peifu Compact Industrial PC
HMI Easy Control World's upper computer software includes parameter setting, troubleshooting, alarm, product statistics, status records, etc.
MES Interface Reserve Ethernet port, support TCP/Ip and Peifu ADS protocol.

Keyword:

Ultra-High-Speed Scribing and Welding Integrated Stringer Machine

Production Strength

Factory Capabilities
Factory Capabilities
Factory Capabilities
Factory Capabilities
Factory Capabilities
Factory Capabilities
Factory Capabilities

What is Our Collaboration Process?

We consider after-sales service the beginning of a long-term partnership, not the end of a transaction. We provide a full-spectrum "service ecosystem" that covers the entire journey from initial discussion to stable mass production.

1.Collaboration and Delivery Process

Requirement Confirmation & Technical Discussion: We start with in-depth communication to clarify product specifications, capacity goals, and technical requirements, providing a preliminary technical solution.

2.Plan Finalization & Contract Signing: Upon reaching a technical consensus, we proceed to draft and sign the commercial contract and technical agreement.

3.Production Line Construction & Equipment Manufacturing: In parallel, you can proceed with plant construction/renovation, utility preparation, and team building. We simultaneously conduct lean manufacturing and assembly of the equipment.

4.Factory Acceptance Test (FAT): After assembly and debugging, we warmly welcome you to our facility for a pre-acceptance test to verify equipment performance firsthand.

5.Maritime Logistics & On-site Installation: Following FAT, equipment is shipped via maritime logistics to your plant. Our engineer team will be on-site to guide installation and positioning.

6.Commissioning & Site Acceptance (SAT): After installation, our engineers perform precise commissioning and complete the final Site Acceptance Test, ensuring the line meets all agreed performance metrics.

7.Training & Guided Production: We provide comprehensive operation and maintenance training, and guide you through small-batch trial production to ensure your team can operate the line independently.

8.Long-term Support & Continuous Improvement: Our comprehensive long-term after-sales service begins after mass production, including remote support, spare parts supply, periodic visits, and technical upgrade services, ensuring your sustained production and future growth.

 

 

Is BC technology the Future?

BC (Back Contact) technology is undoubtedly a key direction for next-generation high-efficiency PV modules. Its busbar-free front side offers not only superior aesthetics but also significantly reduces shading, leading to higher light absorption and increased power output. Rather than simply declaring BC as the only future,In fact, BC is a platform technology that can be combined with techniques such as Topcon HJT and perovskite tandem cells to squeeze out the last drop of efficiency gains.

Therefore, we believe BC technology will remain at the forefront of the upcoming technological transformation, making now the opportune moment to invest in BC.

What Information is Required to Establish a Production Line?

This is straightforward.

Firstly, we need to understand the type of modules you wish to manufacture: conventional or flexible, large-format or small-format, and whether any specialised processes are required. Secondly, we require details of your production line capacity requirements – be it a 50MW manual line or a 2GW fully automated dark factory.

Finally, if you have already constructed a facility for your project, we need to know the dimensions of the building; a CAD file would be most helpful if available. Naturally, should you be unfamiliar with photovoltaic module manufacturing, there is no need for concern. We shall recommend the most suitable production line design based on your market requirements.

Why We Say "NO" to Fast Quotes ?

Whilst we offer some of the most competitive pricing in the industry, we firmly believe that a well-designed production line holds far greater value than the mere pursuit of low cost. A single quotation cannot suit all. Only after gathering the necessary information and undertaking a bespoke design tailored to each product's characteristics and process requirements can we provide a quotation truly worthy of discussion.

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