| Machine type | M21 | Remarks |
| Feature | Name | AOTOBOT | |
| Cutting width | 1950 | |
| Cutting length | 3200 | |
| Maximum Cutting height | 75mm/110mm | |
| Cutting specification | Methods | Straight knife reciprocating clipping | |
| Knives | Automatic sharpening, Knife width 8mm Thickness 2.0, 2.5mm | |
| Speed | Top speed 45m/min | |
| Accuracy | ± 1mm | |
| Drills | Solid 1.6, 2, 3mm | Specification for hollow drilling 4-20mm. Selection |
| Machine specification | Outside dimensions of machine | length width and height 7100*2600*1400mm | |
| Conveyor area | length and width 2450*2100mm | Optional custom length 3000/3500mm |
| Vacuum method | separate frequency conversion adsorption | |
| Operate the computer | pc desktop computer | |
| System specification | language | Chinese ,English | |
| Power | Three phase 380V , 22KW | |
| Others | Compressed air | -20KP | |
| Standard color | White | |
| Weight | 5000KG | |
| Option | Selection, Knife cooling, Device movement | |
Specification
Automatic covering film
Automatic positioning and drilling
Automatic cleaning bristle device
Automatic air float linkage device
Automatic indicator for grinding and blade changing
Separate vacuum pump and multi-section control
Automatic indicator for fault detection
The cutting machine can move transversely to meet multi-lines of cutting work areas.etc
Function Feature
Vacuum
The vacuum adsorb pressure is stronger , exhaust decompression and cooling Chamber design
New crankshaft
New crankshaft cutter cutting conveyor , lower noise , higher cutting strength ,less vulnerable parts
Double blade plate
Double blade plate design , more stable cutting accuracy , more accurate cutting of lightand thin impermeable fabrics
Functionality of YIN Twist Rod
Core Transmission Functions in Cutting Operations
The YIN twist rod is the backbone of cutting machine movement and precision:
Transmits power to the machine’s cutting mechanism, enabling smooth straight knife reciprocating clipping and transverse movement (supporting multi-line cutting work areas).
Ensures accurate positioning for automatic drilling (compatible with solid drills 1.6–3mm and hollow drills 4–20mm) and material placement, maintaining ±1mm cutting precision.
Works with the new crankshaft cutter system to reduce operational noise while enhancing cutting strength, minimizing vulnerable part wear.
Supports the conveyor area’s movement (2450*2100mm standard, customizable to 3000/3500mm), ensuring consistent material feeding during high-speed cutting (up to 45m/min).
Compatibility with M21 & Other Cutting Machine Models
This transmission part for cutting machine is specifically engineered for the M21 model — a staple in children’s wear, swimwear, and underwear production. It also fits other YIN cutting machines, integrating seamlessly with their power systems (three-phase 380V, 22KW) and separate frequency conversion adsorption. Whether used in small-batch customization or large-scale mass production, the YIN twist rod adapts to varying operational demands without compromising performance.
Characteristic Advantages of YIN Twist Rod
ALL SIZE Adaptability & Customization
The ALL SIZE twist rod design ensures universal compatibility with YIN cutting machine models, eliminating the need for multiple spare part inventories. For specialized production lines, customizable twist rod options are available — including length, diameter, and material hardness adjustments — to meet unique transmission requirements, such as high-torque cutting for thick materials (up to 110mm maximum cutting height).
High-Strength Material for Stable Performance
Crafted from high-strength alloy steel with Japanese import standards, the durable cutting machine part withstands high loads and continuous operation. It resists wear, corrosion, and deformation, ensuring stable transmission even in harsh production environments (e.g., high humidity, dust-intensive workshops). This durability reduces replacement costs and unplanned downtime.
Seamless Integration with Automatic Cutting Systems
The YIN twist rod integrates flawlessly with cutting machines’ automatic features, including automatic covering film, air float linkage, and fault detection indicators. It requires no manual calibration after installation, aligning with BOPAI’s intelligent factory automation solutions to boost production efficiency.
Low Noise & Wear-Resistant Design
Thanks to precision machining and the new crankshaft system compatibility, the twist rod operates with minimal noise — a key advantage for workshops prioritizing a quiet working environment. Its wear-resistant surface reduces friction with other components, extending the overall service life of the cutting machine.
FAQ About YIN Twist Rod
Can the YIN twist rod be used with non-YIN cutting machines?
The twist rod is optimized for YIN cutting machines, but we offer customization for select third-party models. Provide your machine’s transmission specifications, and our R&D team will verify compatibility and adjust the design if needed.
What is the maintenance requirement for the YIN twist rod?
Minimal maintenance is needed — simply clean the rod periodically to remove debris. We recommend lubrication every 3 months (using machine-specific lubricants) to maximize service life. Our after-sales team provides maintenance checklists for global customers.
How does the YIN twist rod ensure cutting precision?
The twist rod’s high-precision machining and rigid material construction guarantee stable power transmission, directly supporting the machine’s ±1mm cutting accuracy. It works with the double blade plate design to ensure neat cuts on light, thin, and impermeable fabrics.
Is the YIN twist rod available in urgent orders?
Yes! We maintain a stock of 100,000+ units for standard sizes. Urgent orders (24–48 hour delivery) are supported for most regions, with global distributors ensuring fast access to spare parts.
Does BOPAI provide after-sales support for the YIN twist rod?
Absolutely. Our professional after-sales team (engineers with 10+ years of experience) offers on-site installation, training, and troubleshooting. We also provide a warranty for all YIN twist rods — contact our global service network for timely assistance.
