ODM Normally Closed Valve Product & Products

Premium OEM/ODM Precision Fluid Control Systems and Components Designed for Automated Micro-Dispensing & High-Frequency Industrial Integration

Precision Dispensing Systems & Fluid Control Components

Executive Summary: Shenzhen Anyco Automation

Established in 2013, Shenzhen Anyco Automation Equipment Co., Ltd. is a national high-tech enterprise integrating R&D, precision manufacturing, sales, and customized technical consulting services for automated fluid control systems and accessories.

Headquartered in the advanced technology hub of Guanlan, Shenzhen, and supported by a robust manufacturing factory in Huizhou spanning over 2,000 square meters, Anyco operates as a comprehensive, one-stop OEM/ODM precision dispensing equipment and accessories customized factory. The company focuses heavily on engineering solutions that prevent downtime, eliminate materials wastage, and guarantee unparalleled fluid placement accuracy.

By leveraging proprietary tech and core intellectual property, Anyco delivers high-speed, high-precision intelligent manufacturing systems. Our solutions cater extensively to the consumer electronics (3C), home appliance, and automotive electronics sectors, where exact fluid volume and placement are mission-critical.

Shenzhen Anyco Automation Headquarters

2013

Founded & Pioneering R&D

2,000+ ㎡

Production Facility Area

100%

High-Precision In-house QC

Global

Supply Chain Logistics Network

Technical Deep-Dive: The Role of Normally Closed (NC) Valves in Dispensing

In high-speed, micro-dispensing environments, control reliability is paramount. A Normally Closed (NC) Valve is an engineered fluid control device designed to remain shut when no external force (electrical voltage, pneumatic pressure, or mechanical actuation) is applied. This default-closed configuration is essential for industrial safety, material conservation, and zero-drip process design.

When dealing with low-to-high viscosity materials like silver paste, UV adhesives, solvents, or solder fluxes, uncontrolled drips or trailing can compromise circuit board integrity. The NC mechanism uses high-tension springs or piezo-electric material properties to seal the fluid chamber fluid-tight. Only when a designated trigger signal is received does the internal needle or gate lift, allowing precise material flow. This response occurs within milliseconds, providing clean dotting and linear consistency.

Fail-Safe & Waste Prevention

If power or pneumatic supply is abruptly lost, the system defaults to a closed state. This prevents accidental chemical spillage, protecting human operators and expensive substrate assemblies from damage.

High Response Frequencies

Modern NC valves utilize piezoelectric stacks that can actuate thousands of times per second. This enables extremely high dispenser travel speeds without sacrificing line precision or dot roundness.

Advanced Customization

Anyco's custom engineering matches nozzle sizes, wetted path materials, and mechanical seals to specific chemistries—ranging from shear-thinning adhesives to highly abrasive conductive compounds.

Industrial Fluid Control Systems

China Factory 4.0: Supply Chain Resilience & Efficiency

The global manufacturing ecosystem demands both adaptability and extreme precision. By consolidating R&D at our Guanlan headquarters and high-throughput production at the Huizhou facility, Anyco Automation achieves unmatched cost-to-performance ratios and rapid scaling capabilities.

Our Industry 4.0 integration includes high-end CNC machining centers, automated coordinate measurement equipment, and meticulous cleanliness control systems. For global buyers, this means consistent dimensional tolerances on micro-needles, jetting pins, and valve bodies. Our localized supply chain resilience safeguards clients against component shortages, offering reliable delivery schedules to markets globally.

Our primary target markets include Southeast Asia (Vietnam, Thailand), India, North America (Mexico), and Africa (Morocco). These regions represent hubs for automotive sub-assemblies and consumer electronics, requiring rugged, repeatable dispensing systems that operate continuously in multi-shift configurations.

Piezoelectric Jetting vs. Pneumatic Normally Closed Valves

Selecting the optimal valve configuration requires understanding the trade-offs between response speeds, material viscosity limits, and operational environments. Below is a structural comparison mapping these parameters:

Feature Parameter Piezoelectric Jetting Valves (NC-Design) Pneumatic Micro-Needle Valves (NC) Application Suitability
Actuation Frequency Up to 1,500 Hz (Continuous) Up to 300 cycles/min (Pneumatically limited) Piezo for high-speed dotting; Pneumatic for steady lines
Minimum Shot Size 0.5 nanoliters (nL) 0.01 milliliters (mL) Piezo for microchip potting; Pneumatic for thread sealing
Wetted Materials Tungsten Carbide, PEEK, Sapphire Stainless Steel 316, PTFE, Viton Piezo for non-contact jetting; Pneumatic for contact needle dispensing
Viscosity Capability 1 to 2,000,000 mPa·s (Thermal assist needed) 1 to 100,000 mPa·s Piezo for thick solder/silver paste; Pneumatic for low viscosity solvents

Our Modern Production Facilities

Maintaining high-precision standards requires specialized manufacturing environments. Below is an inside look at the Huizhou production lines, clean rooms, testing zones, and quality assurance divisions:

Production Facility 1 Production Facility 2 Production Facility 3 Production Facility 4 Production Facility 5 Production Facility 6 Production Facility 7 Production Facility 8

Application Scenarios of Normally Closed Valves

Modern manufacturing requires high adaptability. Anyco's precision NC fluid control systems and automated accessories are implemented in several key industrial application scenarios:

Consumer Electronics & 3C Industry

Used extensively for high-speed dispensing of underfill, silver paste, UV adhesives, and screen frame sealing on smartphones, laptops, and smartwatches. Our valves guarantee zero-drip sealings, even at sub-millimeter scales.

Automotive Electronics Assemblies

Ensures precise dosing of thermal conductive grease, protective potting resins, and conformal coatings over automotive ECUs, sensors, and power battery management modules under harsh operating environments.

Medical Diagnostic Device Manufacture

Ideal for dispensing reactive reagents, biomedical enzymes, and UV adhesives during microfluidic cartridge fabrication, where liquid contamination or volume variances lead to batch failures.

Through our dedicated R&D team, we continuously optimize the internal design of our valves. By reducing internal chamber volume, optimizing fluid pathways, and utilizing corrosion-resistant sealing materials, Anyco delivers long-term repeatability with minimal maintenance downtime.

Frequently Asked Questions (FAQ)

Why choose a Normally Closed (NC) configuration over a Normally Open (NO) valve?

A Normally Closed configuration is the industry standard for precision assembly because it acts as a fail-safe. In the event of a sudden power outage or air supply failure, the valve instantly closes via internal spring tension. This prevents valuable fluid (like conductive silver pastes or expensive coatings) from continuously flowing, preventing safety hazards and material wastage.

Can Anyco custom manufacture fluid valves for corrosive or highly filled materials?

Yes. As a custom factory, we offer tailored material options. We can machine fluid bodies, needles, and nozzles from chemically inert materials like PEEK, tungsten carbide, synthetic sapphire, and high-grade stainless steel to resist both abrasive chemical wear and mechanical erosion.

What parameters should I provide when requesting an ODM valve configuration?

To optimize your custom system, our engineering team requires: the fluid viscosity (mPa·s or cPs), chemistry type (e.g., UV adhesive, cyanoacrylate, polyurethane), minimum shot size/line width required, operating frequency, and mounting space constraints within your automated workstation.

How does Anyco guarantee quality across overseas shipments?

Our Quality Management system monitors every phase of production at our Huizhou facility. Every valve undergoes extensive performance testing, including dimensional inspection and dynamic dispensing tests, before shipping to partners in Southeast Asia, North America, or North Africa.