Redundant Feeding System

Model NEV-2520L-2

Equipped with four feed pumps to enable continuous operation during material changeovers. Ideal for automated dispensing stations in production lines.

Equipment overview

Product Features:

Enables continuous feeding of high-viscosity adhesives without interruption for material changes. The system features liquid level detection and heating functions, supports multiple valve types, and offers modular construction for easy maintenance.

Specifications:

Suitable Adhesives:Two-component thermal adhesives, sealants, structural adhesives, and other dual-cartridge materials

Product Applications:Power batteries, energy storage batteries, PACK enclosures, battery modules, solar photovoltaics, automotive components, etc.




Pump Redundancy & Changeovers

  • Four 5-gallon pneumatic pumps. This is a genuinely redundant feeder system: the station has more than one supply path, so changing a drum on one pump position does not interrupt the adhesive reaching the valve.
  • Changeovers that stay off the critical path. A spent drum is swapped while dispensing continues — the difference between a planned refill and an unplanned stop mid-shift.
  • Liquid level detection. Material level is monitored, so the next change is planned rather than guessed and a low drum is caught before it reaches the bead.
  • Heating on the way to the valve. A heated circuit keeps high-viscosity adhesive at a workable consistency between the drum and the station.
  • Support for multiple valve types. The feed section works with more than one dispensing valve type, so it can be matched to the hardware already on your line.
  • Modular construction. Pump, heating and control sections are separate modules, so routine service on one does not become a full teardown.

Adhesive Compatibility

Two-component thermal adhesives, sealants, structural adhesives and other dual-cartridge materials all sit inside the working range. These are the families most glue dispensing machine manufacturers build high-viscosity units around, and they behave very differently from one another, so the configuration has to follow the material rather than the other way round.

Filled and highly viscous adhesives are the hardest to move, which is why the feed is pumped and heated rather than simply transferred. Mix ratio matters just as much: a two-component material that reaches the valve in the wrong proportion cures soft, and nothing downstream of the feed can correct it.

Tell us the viscosity, mix ratio, filler content and recommended application temperature from your datasheet. We use those to confirm the pump configuration, the heated circuit setpoint and the interface to your industrial glue dispenser before anything is built.

Technical Support & Model Matching

As the manufacturer, Suzhou Veady Precision Glue Dispensing Systems Co., Ltd supports your project from selection through startup. Share your adhesive, substrate, throughput and accuracy target, and our engineers help match the right dispensing, potting, vacuum potting or material preparation configuration. We also guide installation and commissioning, process parameter setup, and fault troubleshooting, and provide factory-direct service and bulk supply for long-term production.

FAQ

Q1. When is a four-pump feed worth it instead of a single-pump unit?

It pays off where a stopped station costs more than the extra hardware: long continuous beads on battery packs, multi-shift runs, or materials that must stay heated between drum changes. If your work is small-batch with frequent material changes, a single-pump feed may be the better fit. Tell us your bead length, cycle time and daily volume and we will say which suits.

Q2. What maintenance does this feeder system need between shifts?

Day-to-day care is mostly checking the drum level readout, keeping the pump and heating sections clean, and making sure the heated circuit is at working temperature before the run starts. Because the pump, heating and control sections are separate modules, service work stays local. Follow your adhesive supplier's guidance on drum storage and shelf life, and ask us for the maintenance schedule at installation.

Q3. Will it work with the automated adhesive dispensing systems we already run?

The feed section supports more than one valve type, so the unit can usually be matched to the valve and station already on your line rather than replacing them. Before ordering we check the flow demand, the material path and the control signals between the feed and your station. Send the station model and valve details and we will confirm the interface.

Q4. How do you set the heating for a specific adhesive?

Start from the recommended application temperature on your material datasheet — that, not the machine alone, decides the setpoint. The heated circuit covers the range needed by high-viscosity thermal adhesives and structural adhesives, and we set the working temperature during commissioning. If your process runs two materials with different requirements, tell us and we will confirm how to sequence them.

Q5. Does the system need a particular compressed air quality?

The pneumatic pumps run on plant compressed air, and dry, filtered air is the normal requirement for this class of equipment — moisture in the air line is a common cause of erratic pneumatic pump behaviour. The pressure range the unit is specified for is set out in the specifications section. Tell us your plant air pressure and we will confirm it sits within range.

Q6. How do we choose between this system and a material preparation unit?

They do different jobs. If your adhesive needs stirring, degassing or dehumidification before it reaches the line, that conditioning happens in a material preparation unit upstream. The redundant feed handles continuous supply and heating on the way to the station. Tell us what your material needs before dispensing and we will confirm the right combination.

Technical specifications

SpecificationPublished configuration
Equipment NameRedundant Feeding System
ModelNEV-2520L-2
Feed PumpPneumatic Pump: 5-Gallon × 4
Heating TemperatureAmbient temperature -80℃
Power SupplyAC220V、50Hz、5.5KW
Air Supply0.5-0.7Mpa
DimensionsL=4200*W=800*H=2000mm
WeightAppx. 850KG

Specifications describe the published configuration. Confirm material compatibility, options and final performance requirements with Veady.

Technical resources

Redundant Feeding System — technical referenceHTML technical reference and specification table

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Equipment: Redundant Feeding System / NEV-2520L-2

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