UV Curing Conveyor Systems: Streamlining Production with Precision
A UV curing conveyor turns a batch operation into a continuous one. Parts ride a belt through an illuminated tunnel, each receiving an identical dose set by belt speed. The result is uniform cure at production rate with no operator handling between placement and finished part. Why a Conveyor Changes the Economics Batch curing means loading a tray, exposing it, unloading, and repeating. Every cycle carries handling time and a risk of misplacement. A conveyor removes those steps. Once the required dose is known, the belt speed is set so that any point on a part spends exactly long enough under the lamp, and throughput becomes predictable: parts per minute equals belt speed divided by part pitch. Consistency improves as well. On a conveyor, every part passes the same lamps at the same speed and distance, so cure variation between the first and last part of a shift is minimal. The Incure CDM UV conveyor matches lamp head type and belt width to part size and line speed. Key Benefits Continuous flow. No downtime between batches; the line feeds cure and cure feeds the next step. Uniform dose. Fixed geometry and speed give repeatable hardness, adhesion, and chemical resistance. Lower labor. Parts are placed once and come out cured. Energy efficiency. UV cure draws far less power than a thermal tunnel of equivalent throughput, and LED heads draw less still. Scalable dose. Adding lamp heads along the tunnel lets the belt run faster at the same dose. Selecting a Conveyor System Lamp head. LED heads run cool, switch instantly, and hold output for tens of thousands of hours; the Incure L-Series UV LED flood lamps are a common choice. Broadband arc heads such as the Incure F-Series flood lamps suit resins that need the wider spectrum or a very high peak irradiance. Wavelength. Match the LED peak or arc spectrum to the resin photoinitiator, confirmed against the data sheet. Belt width and material. The belt must carry the maximum part size with clearance and tolerate the UV and heat without degrading. Mesh belts allow some light to reach the underside; solid belts do not. Belt speed range. Confirm the drive can run slow enough for the worst-case dose and fast enough for the target rate. Cooling and exhaust. LED heads need heat-sink airflow; arc heads need ducted exhaust for heat and any ozone. If you want help converting a cure dose into a belt-speed and lamp-count specification, Email Us with the resin data sheet and your throughput goal. Setting the Dose Read the required dose (mJ/cm²) and peak wavelength from the resin data sheet. Measure the tunnel's irradiance at belt height with a conveyor-style radiometer that logs the full profile as it passes. Calculate the exposure time as dose divided by average irradiance. Set belt speed so residence time under the illuminated band equals or slightly exceeds that exposure time. Verify cure on sample parts with a hardness or adhesion check. Re-run the radiometer weekly to catch output decay. Common…