







The synchronous belt clamping plate, an essential component in industrial transmission, is designed to secure the interface between the synchronous belt and the pulley. This prevents slippage and enhances operational stability and efficiency by ensuring a snug fit between the belt teeth and grooves. Here, we delve into its standout features and classifications:
1. Structural Principle
1. Pressure Plate Body:
This component is typically crafted from metal sheets like aluminum alloy or stainless steel. It features a textured surface pattern, either toothed or frictional, that aligns perfectly with the synchronous belt's profile, maximizing the contact area for improved performance.
Pressure plates are available in common configurations such as the H-shape, which clamps on both sides, and the T-shape, which is compressed on one side. These designs accommodate various belt widths and pulley diameters.
2. Tightening Method:
The pressure plate is affixed to the pulley sides using bolts, screws, or quick clamps. The clamping force can be finely tuned by adjusting the bolt torque, ensuring optimal belt stability.
Certain models boast advanced features like integrated eccentric wheels or lever mechanisms, allowing for swift, tool-free adjustment.
2. Material and Craftsmanship
• Material Selection:
Aluminum alloy (6061-T6) is used for its lightweight and corrosion-resistant properties, ideal for typical industrial environments.
For environments prone to moisture or chemical exposure, stainless steel (304/316) offers superior corrosion resistance.
• Surface Treatment:
Techniques such as anodizing in black/silver, galvanizing, or spraying are employed to bolster wear resistance and enhance aesthetic appeal.
3. Core Functions
1. Anti-Slip:
The pressure plate ensures a secure grip on the synchronous belt via its toothed or friction surface, preventing slippage even under high-load conditions.
2. Quick Installation:
Its modular design facilitates the rapid disassembly and assembly of pulleys and belts, significantly cutting down on maintenance time and costs.
3. Tension Adjustment:
Precise control over the belt's pre-tightening force is achieved by adjusting bolt torque, optimizing both transmission efficiency and belt longevity.
4. Application Scenarios
CNC Machine Tools: Ensures accurate positioning by driving the tool holder or rotating table with precision.
3D Printers: Powers the X/Y/Z axis movements, adapting seamlessly to frequent starts, stops, and directional changes.
Packaging Machinery: Maintains stability during high-speed operations through synchronized conveyor belts and rotating tables.
5. Installation Specifications
1. Matching Requirements:
Ensure that the pressure plate width matches the synchronous belt width, with the tooth pitch aligned with the belt's grooves (e.g., HTD5M, AT10).
2. Operation Steps:
Position the synchronous belt within the pulley, then symmetrically install the pressure plate, pre-tightening the bolts accordingly.
Ensure an even tightening of bolts on either side, alternating gradually to prevent any deflection or imbalance.
In conclusion, the synchronous belt pressure plate has emerged as the solution of choice for affixing belts in industrial systems. Its tooth meshing and modular design make it particularly suited for high-precision, heavy-load, and maintenance-intensive scenarios.