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    STON Suction Cup Type Panel Bender-A1,B1

    The suction cup flexible bending center can achieve a bending speed of 0.2 seconds per knife at the fastest, which is 260% more efficient than traditional bending machines. The number of bending knives per day exceeds 5,000, and the production capacity is equivalent to the collaborative operation of 6 press brakes.

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    A1
    STON-A1 STON-B1
    Max. bending speed 0.2s/knife 0.2s/knife
    Max. bending length (CM) 1000*1000 1400*1250
    Max. bending height (mm) 170/300 170/300
    Min. bending thickness (mm) 0.15 0.15
    Min. four-sided forming size(mm) 140×140 160×190
    Single-sided forming size(mm) 140 160
    Rated voltage 380V 380V
    Max. bending thickness (mm) Stainless steel 1.2
    Cold plate 2.0
    Aluminum plate 2.5
    Stainless steel 1.2
    Cold plate 2.0
    Aluminum plate 2.5
    Dimensions (CM) L* W *H
    350 * 150 * 280
    L* W *H
    340 * 200* 280
    Feeding table Brush, universal ball Brush, universal ball
    Hinge knife Standard Standard
    Advanced command Standard Standard
    Bias load detection function Standard Standard
    Bias load follow-up function Standard Standard
    Plate thickness detection function Standard Standard
    Automatic feeding interface Standard Standard
    High speed control module Standard Standard
    Expand all parameters

    Designed For High-Performance Metal Bending

    The suction cup flexible bending center can achieve a bending speed of 0.2 seconds per knife at the fastest, which is 260% more efficient than traditional bending machines. The number of bending knives per day exceeds 5,000, and the production capacity is equivalent to the collaborative operation of 6 press brakes. Whether it is complex arcs, dead edges, or return, closed and other special and complex shapes of sheet metal bending, it can perfectly handle it. It can easily cope with large-scale production tasks and greatly shorten product delivery cycles.

    STON Suction Cup Type Panel Bender

    STON Suction Cup Type Panel Bender

    STON Suction Cup Type Panel Bender

    STON Suction Cup Type Panel Bender

    Key Features That Maximize Your Productivity

    The suction cup panel bender redefines the stability of metal bending with vacuum adsorption technology. Its high-performance vacuum suction cup group can produce uniform and strong adsorption force, whether it is 0.15mm ultra-thin plate or 2mm thick steel plate, it can be firmly fixed, eliminating slippage and deviation during the bending process, ensuring forming accuracy.

    Smart Control System

    Imported all-electric closed-loop servo system enables precise synchronization and real-time monitoring, supporting fully automatic production lines with advanced flexibility.

    High-Grade Machine Body

    Available in QT500-7 cast iron or Q235 welded steel with aging treatment and fine CNC machining—ensuring structural stability and long-term durability.

    Automatic Lubrication System

    Copper pipeline design ensures timely lubrication and extends service life of screw rods and guide rails, unlike standard plastic piping.

    Grating Ruler Detection

    Bias load detection protects the machine and reduces material waste from bending inaccuracies.

    Advanced Bending Tools

    Made from 42CrMo forging material, laser hardened, and precisely machined to ensure long-lasting accuracy and wear resistance.

    Cooling System

    Air-conditioned electrical cabinet prevents overheating and system failure during high-load operation, improving stability in hot environments.

    Application Scenarios

    Our sheet metal panel benders are trusted in a wide range of industries that demand both flexibility and precision:

    Electrical Cabinet Doors
    Door and window
    HVAC & Ventilation Panels
    Shelf manufacturing

    Accessories & Components

    Our panel bending machine can be upgraded with automatic loading and unloading robotic arms, improving overall equipment effectiveness (OEE), reducing cost per part, and minimizing human error.

    01

    Cooling System

    Equipped with branded air-conditioning inside the control cabinet to prevent overheating and ensure stable operation in high-temperature environments.

    COOLING SYSTEM

    02

    Suction Cup

    Textured vacuum surface enhances grip even on oily or uneven plates. Compatible with stainless steel, painted, or slightly scratched metal surfaces, ensuring versatile application.

    SUCTION CUP

    03

    Bending Tools

    Forged from 42CrMo steel, laser hardened, and heat treated to ensure long service life, consistent bending force, and wear resistance.

    BENDING TOOLS

    04

    Control System

    Supports 25-axis simultaneous servo linkage. Comes with open interfaces for robotic arms and loading/unloading trusses, allowing smart automation upgrades.

    CONTROL SYSTEM

    05

    Servo Motors

    Imported or domestic options available based on torque needs. Bus-based signal transmission ensures real-time feedback and signal integrity.

    SERVO MOTORS

    06

    Hand Wheel

    Allows manual fine-tuning of bending position and testing, reducing setup waste and preventing tool damage from misoperation.

    HAND WHEEL

    07

    Electric Components

    Internationally branded components with anti-interference capabilities. Ethernet support enables remote diagnostics and faster troubleshooting.

    ELECTRIC COMPONENTS

    08

    Disturbance Compensation Design

    Effectively offsets bending angle and straightness deviations across different plate lengths, thicknesses, and materials.

    DISTURBANCE COMPENSATION DESIGN

    09

    Grating Ruler Detection

    Bias load detection system helps protect the machine and reduce production scrap from misaligned bends.

    GRATING RULER DETECTION

    10

    Lubracation System

    Automatic copper pipeline system prevents wear on guide rails and screws. Longer-lasting and more reliable than traditional plastic lubrication systems.

    LUBRACATION SYSTEM

    11

    Electric Hinge

    Unlike gravity hinges, our electric hinges gently engage and retract, preventing scratches or dents on delicate workpiece surfaces.

    ELECTRIC HINGE

    12

    Auxiliary Knives(Optional)

    For complex bends and special geometries, optional knives can be installed to expand processing flexibility.

    AUXILIARY KNIVES(OPTIONAL)

    13

    C Axis Up/Down(Optional)

    Provides downward folding capabilities with U-axis lift support, preventing deformation and improving part quality during retraction.

    C AXIS UP_DOWN(OPTIONAL)

    Client Factory Tours

    Experience Our Manufacturing Excellence Firsthand

    We believe in building strong, transparent relationships with our clients. That’s why we invite our partners to visit our state-of-the-art manufacturing facility and see our production process up close.

    Anthony

    With STON’s panel bender, our bending accuracy improved significantly, and we reduced labor by 40%. The ROI was achieved in under a year.

    Procurement Manager, HVAC

    Component Factory (Germany)

    Jeffrey

    “Thanks to the customization from STON’s team, our production line now runs 30% faster with better product consistency.”

    Factory Owner, Stainless Kitchenware

    Manufacturer (USA)

    Jared

    “Stable, precise, and easy to operate — STON’s panel bender has boosted our output and cut labor costs.”

    – Operations Director, Electrical Cabinet

    Factory (Canada)

    Case Studies

    FAQ

    What types of sheet metal can your flexible bending center process? What is the thickness range?

    Our machines is suitable for common sheet metals such as stainless steel, carbon steel, aluminum alloy, and galvanized sheet. The thickness range is 0.2mm-6mm, meeting needs of various industries, including home appliances, hardware, and cabinets. It also supports asymmetric and complex customized processes.

    After purchasing the machine, do you provide installation, commissioning, and operator training?

    Yes, we offer a one-stop service: “on-site installation + commissioning + customized training.” Professional engineers will visit the customer’s site to complete production line assembly and equipment integration commissioning to ensure the line reaches its designed capacity. We also provide theoretical and practical training for operators (6-8 days), covering equipment operation, routine maintenance, and troubleshooting. After the training, we provide an operator manual and video tutorials.

    Can you provide customized solutions for special needs?

    Customized services are available. We will optimize the machine structure based on the customer’s workshop space, load capacity, and processing requirements. While ensuring processing accuracy, we adapt the machine to the shop’s existing power and air supply conditions to ensure smooth installation and efficient operation.

    What is your after-sales response time in the event of a malfunction? How do you provide technical support?

    We have established a 24-hour global after-sales response mechanism: Customers can submit troubleshooting reports via phone, email, or online customer service, and a preliminary solution will be provided within 1 hour. If remote debugging is required, an engineer will provide video guidance within 2 hours. For hardware repairs, domestic customers will receive a visit within 48 hours, while overseas customers can use authorized service centers or expedited delivery of parts (with installation instructions) to ensure a quick resolution.

    What is the warranty period for your various sheet metal processing equipment? What does the warranty cover?

    All of our standard equipment (flexible bending centers, CNC turret punch presses, press brakes, and punching and shearing machines) comes with a one-year free warranty. For some products with higher system complexity, the warranty period can be extended to 18 months. The warranty covers repair and replacement of quality issues with core components (such as servo motors, CNC systems, and guide rails), as well as free on-site inspections during the warranty period. Please note that equipment failures caused by human error, force majeure (such as floods and earthquakes), or failure to follow the maintenance manual are not covered by the free warranty, but paid repair services are available.

    For long-term use, is the warranty extended? How are extended warranty plans formulated?

    Extended warranties are available, with coverage ranging from 1 to 3 years. These plans are customized based on the equipment type, frequency of use, and customer needs. A one-year extension for a single device costs approximately 3%-5% of the total price, while bulk extensions for multiple devices or fully automated production lines offer a 20% discount. During the extended warranty period, in addition to core component repairs, customers also receive a free annual comprehensive equipment inspection and maintenance service to help them proactively identify potential faults and extend the life of their equipment.

    What payment methods are available for equipment purchases? Do you support international payment terms?

    We offer flexible payment options to meet the needs of domestic and international customers: ① Telegraphic Transfer (T/T): 30% prepayment, 70% before equipment leaves the factory; ② Letter of Credit (L/C): We accept irrevocable letters of credit issued by the customer’s partner bank at sight to ensure the security of funds for both parties. All payment methods comply with international trade practices and support mainstream settlement currencies such as the US dollar and the euro.

    What materials can your CNC Panel Bender process?

    It supports stainless steel, aluminum, carbon steel, and galvanized sheets with thicknesses from 0.15 to 2mm.

    How does your machine ensure bending accuracy?

    With a high-precision servo system and disturbance compensation, we achieve ≤ ±0.1° angle deviation and <1% rework rate.

    Can this panel bender be integrated into a fully automated line?

    Yes. It includes open ports and software support for robotic arms, truss loaders, and CNC punch/laser systems.

    What’s the typical use case for a panel bender over a press brake?

    For high-precision, multi-bend parts and automated production with minimal setup, panel benders offer superior efficiency and consistency.

    What kind of support do you offer post-sale?

    We provide on-site training, remote diagnostics, 1-year warranty on core parts, and optional lifetime service contracts.

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    Whether you're upgrading an existing line or starting a new project, STON will customize a CNC solution for your production.