Screw-Type Dispensing Valve LK-RS30

Product Overview

The screw-type dispensing valve LK-RS30 is a precision dispensing device designed for high-viscosity fluid dispensing. Equipped with a branded brushless servo motor, it delivers precise control over dispensing force and volume, accommodating low-, medium-, and high-viscosity fluids ranging from 0 to 100,000 cP. It meets the specialized dispensing needs of various fields, including automated packaging, electronic machinery manufacturing, and biological testing, particularly excelling in high-precision applications such as chip packaging, silicon marking, wafers, LCDs, and photovoltaic new energy. With its stable performance, it provides reliable support for diverse dispensing processes.

Core Technical Parameters

1. Drive Configuration: Branded brushless servo motor
2. Screw Speed: 0–2000 RPM
3. Applicable Adhesive Viscosity: 0–100,000 cP
4. Minimum Dispensing Volume: 0.075 mL
5. Motor Reverse Suction Pressure: -20 to 0 kPa
6. I/O Ports: DC 0 V / 24 V

Key Performance Advantages

1. Precise Adhesive Control: Featuring a branded brushless servo motor with stepless speed regulation from 0 to 2000 RPM, combined with a minimum dispensing volume of 0.075 mL, it enables meticulous control over both dispensing force and volume, ensuring consistent dot size and output. This meets the stringent requirements of high-precision processes for adhesive accuracy, effectively enhancing process stability and product yield.
2. Broad Fluid Compatibility: Covering a viscosity range of 0–100,000 cP, it can handle low-viscosity water-based adhesives, medium-viscosity resin adhesives, as well as high-viscosity silicone and epoxy adhesives, allowing seamless adaptation to multiple production scenarios without equipment changes, thus simplifying multi-product manufacturing and reducing capital investment.
3. Anti-Dripping and Anti-Stringing Design: With an adjustable reverse suction pressure ranging from -20 to 0 kPa, it promptly re-sucks excess adhesive at the end of dispensing, effectively addressing common issues like stringing and dripping during high-viscosity fluid dispensing. This prevents adhesive waste and product contamination, improving cleanliness and appearance.
4. Long Lifespan with Low Maintenance: The branded brushless servo motor offers exceptional durability, minimal wear, and low failure rates, resulting in extended equipment life and reduced routine maintenance needs. This minimizes downtime, boosts productivity, and lowers long-term maintenance costs.

Core Product Value

1. Precision Value: With stepless speed regulation from 0 to 2000 RPM and a minimum dispensing volume of 0.075 mL, it ensures precise control over adhesive volume, meeting the demands of high-precision dispensing processes and enhancing product quality and consistency.
2. Versatility Value: Supporting viscosities from 0 to 100,000 cP, it accommodates low-, medium-, and high-viscosity fluids, adapting to diverse production scenarios and reducing the need for separate equipment configurations.
3. Process Value: Its adjustable reverse suction pressure of -20 to 0 kPa effectively mitigates stringing and dripping issues, optimizing production workflows and improving final product aesthetics.
4. Cost Efficiency Value: Featuring a long-life, low-maintenance branded brushless servo motor, it reduces ongoing maintenance expenses and downtime losses, thereby boosting overall production efficiency.

Target Customer Groups

Automated packaging equipment manufacturers, electronic machinery producers, biological testing instrument makers, chip packaging plants, photovoltaic component manufacturers, LCD display producers, and precision electronic component R&D institutions, among others.

Application Scenarios

This product is widely applicable across various production settings requiring precise dispensing, including pin fixation during chip packaging, bonding and sealing of silicon marks and wafers, edge dispensing on LCD displays, potting processes for photovoltaic components, as well as automated assembly of electronic parts and reagent dispensing in biological testing equipment. In scenarios demanding large adhesive volumes or seeking smooth dot shapes and fast dispensing speeds, it fully leverages its performance advantages, providing stable and reliable dispensing support for production processes.

Solutions to Industry Pain Points

1. Addressing insufficient precision in traditional dispensing equipment, which leads to uneven dispensing and low product pass rates: The LK-RS30’s servo motor with stepless speed regulation and precise dispensing volume control ensures consistent adhesive output with each application, significantly improving product yield.
2. Solving the challenge of limited viscosity adaptability in conventional dispensing devices, which cannot handle low-, medium-, and high-viscosity fluids: With a broad viscosity range of 0–100,000 cP, it meets diverse production needs without requiring separate equipment for different fluid types.
3. Tackling severe stringing and dripping issues when dispensing high-viscosity fluids, causing adhesive waste and product contamination: Its adjustable reverse suction pressure design promptly re-sucks excess adhesive, effectively preventing stringing and dripping, minimizing material waste and defective products.
4. Mitigating the problem of short motor life and frequent maintenance in traditional dispensing equipment, which impacts production efficiency: The long-life, low-maintenance characteristics of the branded brushless servo motor reduce downtime for maintenance, enhancing production continuity and overall efficiency.

Frequently Asked Questions (FAQ)

Q1: What types of adhesives can the LK-RS30 screw-type dispensing valve accommodate?
A: This dispensing valve supports adhesives with viscosities ranging from 0 to 100,000 cP, covering low-viscosity water-based adhesives, medium-viscosity resin adhesives, high-viscosity silicone and epoxy adhesives, and most commonly used industrial adhesives.
Q2: What is the minimum dispensing volume of this valve, and can it meet high-precision dispensing requirements?
A: The product’s minimum dispensing volume is 0.075 mL. Combined with the servo motor’s stepless speed regulation from 0 to 2000 RPM, it enables precise control over adhesive volume, fully satisfying the dispensing needs of high-precision processes such as chip packaging and wafer processing.
Q3: How does this valve address stringing issues when dispensing high-viscosity adhesives?
A: This dispensing valve features an adjustable reverse suction pressure of -20 to 0 kPa. At the end of dispensing, the motor reverses direction to generate suction, drawing any remaining adhesive back into the tube, effectively preventing stringing and dripping.
Q4: What are the I/O port specifications of this device, and how does it interface with automated production lines?
A: The product’s I/O ports operate at DC 0 V / 24 V, enabling direct connection to mainstream automated control systems and meeting the signal requirements of most industrial automation lines, thus facilitating automated dispensing operations.