Stainless Steel HS-H2 Selective Conformal Coating Machine for Communication & Consumer Electronics PCB Protection

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Shenzhen, China – As global electronic manufacturing rapidly develops toward miniaturization, high integration and long service life requirements, PCB anti-moisture, anti-dust, anti-corrosion treatment becomes an indispensable production process. Traditional manual coating and low-precision full-board spraying equipment expose many drawbacks: unstable coating thickness, high glue waste, low production capacity, shadow spraying around electronic components, heavy labor dependence and inconsistent finished product quality. To resolve these widespread industry pain points, Shenzhen Hansome Technology Co., Ltd., a professional R&D and manufacturing enterprise specializing in PCB handling automation and fluid dispensing & coating equipment, officially rolled out its brand-new HS-H2 automatic selective conformal coating machine. This intelligent coating equipment integrates servo motion control, dual independent coating valves and industrial PC visual programming, delivering stable, high-efficiency and high-precision conformal coating solutions for SMT factories, communication electronics manufacturers, automotive electronic workshops, LED factories and consumer electronics enterprises worldwide.

1. Industry Pain Points Solved by HS-H2 Selective Conformal Coating Machine

Before the popularization of selective automatic coating equipment, most small and medium electronics factories relied on manual spray guns or simple fixed spraying machines. Operators had to manually shield connectors, chips and sensitive components, which greatly extended production takt time. Uncontrolled spraying range easily caused conformal coating liquid to pollute gold fingers, sockets and camera modules, leading to high rework rate and material loss. Besides, old coating devices lack unified program storage function. Switching between different PCB models requires repeated manual calibration, which seriously restricts flexible mixed-line production. The HS-H2 conformal coating machine perfectly addresses all these pain points: it supports precise selective spraying without masking small components, stores up to 1000 groups of independent production programs, eliminates spray shadow at component edges, and equips an automatic valve cleaning system to avoid glue solidification blockage during standby. Enterprises can slash rework cost, reduce coating material consumption and cut labor investment after deploying this machine.

2. Stable 3-Axis Servo Motion Platform Delivers Micron-Level Coating Precision

The core motion structure of HS-H2 conformal coater adopts X/Y/Z three-axis full servo motor driving system, matched with high-precision screw drive modules and electric cylinders, replacing ordinary stepper drive structures on low-end coating machines. The maximum moving speed reaches 800mm/s while maintaining ultra-stable repeat positioning accuracy of ±0.02mm, which can meet the coating demands of ultra-fine spacing SMD components, micro integrated circuits and tiny optical lens modules. The three-axis effective travel size is 450450100mm, compatible with PCBs with edge width above 5mm and maximum component height of 100mm. The whole machine body is made of thick stainless steel, effectively resisting corrosion from conformal coating solvent, long-term high-speed operation without shaking or deformation, extending service life greatly compared with iron-frame coating machines. Equipped with independent built-in lighting and detection light sources, the visual manual teaching programming system supports free drawing of dot, straight line, circular and arc coating tracks. The full English industrial PC operation interface lowers the operation threshold for overseas workers, no complex programming language learning required. Operators can complete new product program teaching within several minutes, and all programs are stored locally for one-click recall during mass production.

3. Dual-Valve Integrated Design Realizes Multi-Fluid Compatible Coating

One of the core competitive advantages of the HS-H2 conformal coating machine is its standard dual-valve synchronous configuration: one narrow spray valve and one precision needle dispensing valve are installed at the same time. The system can automatically switch spraying and needle dispensing modes without manual valve replacement, realizing one machine for multiple coating processes. It supports processing various industrial fluids widely used in electronic manufacturing: three anti-paints (acrylic, polyurethane, silicone conformal coating), UV curing glue, instant adhesive, silica gel, hot melt adhesive and thermal conductive glue. The spray film width is adjustable between 5mm and 15mm, the atomization effect is uniform, and the special airflow design thoroughly removes spray shadow on component side walls, forming complete protective film on PCB surface. The machine adopts constant-pressure automatic glue feeding design to stabilize liquid output flow, avoiding excessive glue overflow or insufficient coating thin layers, significantly cutting waste of expensive conformal coating materials for long-term mass production. Meanwhile, a 2L independent cleaning tank is equipped as standard, which automatically cleans valves and internal pipelines during standby to prevent solvent volatilization and glue solidification blockage, reducing daily maintenance frequency.

4. Flexible Conveyor System & SMEMA Standard Interface Supports Fully Automatic SMT Line Docking

In actual electronic assembly workshops, most manufacturers need to connect coating equipment with upstream reflow ovens, AOI inspection machines and downstream PCB separators to build unmanned automatic production lines. The HS-H2 conformal coater reserves a standard SMEMA communication port to realize seamless signal transmission and synchronous material conveying with all mainstream SMT brand equipment. The conveyor width ranges from 50mm to 450mm with intelligent one-click automatic width adjustment, and customized wider conveyor sizes can be produced according to customer special PCB size demands. The transmission direction supports left-to-right or right-to-left feeding, and the conveying speed is stepless adjustable from 0 to 12000mm/min, matching different production beat requirements. Rich optional functional modules are available for personalized production demands: automatic pressure adjustment unit, laser fan width detection system (matched with HS-300C valve), needle automatic calibration module and front & back PCB double-side detection function. The double-side detection option can automatically identify PCB front/reverse side and call corresponding coating programs without manual flipping boards, further improving automation level.

5. Complete Standard Configuration & Reliable After-Sales Guarantee

Every HS-H2 selective conformal coating machine leaves the factory with full standard accessories to avoid extra purchasing costs for customers: industrial PC, display, keyboard and mouse, complete XYZ three-axis drive assembly, narrow spray valve + needle dispensing valve, 10L large-capacity material storage tank, 2L cleaning tank, three-color running status indicator light and dedicated PCB clamping jig. The machine overall dimension is 1000×1200×1766mm, total weight 450kg, total power 2.4kW, suitable for factory standard AC220V power supply with 4–6kgf/cm² supporting air pressure. All core spare parts enjoy a 1-year official warranty from Hansome Technology. The company provides remote online debugging guidance, overseas video operation training and spare parts fast delivery service to solve equipment failure problems for global customers in time.

6. Wide Application Scenarios Covering All Mainstream Electronic Manufacturing Industries

Versatile coating performance makes HS-H2 conformal coater applicable to nearly all electronic product production workshops:

• Communication industry: base station circuit boards, router mainboards, switch control panels, connector modules
• Consumer electronics: mobile phone mainboards, speaker & headphone PCBs, MP4, electronic toys, keyboard keypads
• Optoelectronic & LED industry: LED drive boards, optical lens fixing glue coating, SMD transformer insulation protection
• Household & computer hardware: computer mainboards, power supply chassis, small household appliance control boards
• Automotive electronics & LCD industry: vehicle control circuit boards, LCD screen frame bonding, automotive sensor PCB anti-corrosion coating After deploying HS-H2 coating equipment, manufacturers can greatly reduce manual stations, stabilize finished product qualification rate, shorten production cycle and lower overall production operating costs, bringing obvious economic benefits to mass production factories.

About Shenzhen Hansome Technology Co., Ltd.

Located in Bao’an District, Shenzhen, Hansome Technology focuses on independent R&D, production and sales of PCB automation equipment, covering conformal coating machines, dispensing machines, PCB handling and transmission equipment. Adhering to the design concept of stable structure, high precision and intelligent operation, the company keeps launching new upgraded equipment for global electronic manufacturers. All products pass strict factory aging tests before delivery, with customized mechanical structure and functional development service supported for special production demands.