soldering machine wave soldering machine 350mm plus type

PCB Wave Soldering Machine

Owns the highest configuration among all series of models, WS-450 has the longest effective length and largest PCB width, which are suitable for massive wave soldering production.

Besides, the pcb wave soldering equipment of WS-450 has the PC and PLC control system, with automatic spray wash function. Also, it owns the longest preheating length with up to 4 zones. Adopt with the special heavy titanium claw and using the titanium of solder pot material, which other models are non-available.

Customization is always available, please mark down your need when contact us.

Feature of PCB Wave Soldering Machine

1. Closed-loop with Inverter Control System

  • The transportation system adopts electronic speed regulator, closed-loop control, and the speed is stable and accurate for PCB Board Movement.
  • The inlet end is equipped with a pressure auxiliary device to prevent the PCB from slipping when entering.
soldering machine wave soldering machine feature closed loop with inverter control system

2. Large Transportation Capacity

  • The maximum transport capacity of the guide rail reaches 60kg, meeting the restrict production requirements.

3. Wave Crest Smooth Technology

  • Both of the solder wave is driven by independent driver control and board sensor when PCB entering.
  • New type of tin furnace ultra-low oxidation design, wave crest smooth technology, double wave peaks of the tin furnace adopt electronic frequency conversion speed regulation, which can independently control the peak height
soldering machine wave-soldering-machine feature wave crest smooth technology

4. Enhanced Infiltration Nozzle VS Common Nozzle

  • Adopt with the special nozzle, design for high-density PCB board.
  • Ensure that the nozzle is completely infiltrated by the solder, so that the solder flows smoothly, and improves the stability of wave crests and the precision of soldering.
soldering machine wave soldering machine feature wave crest smooth technology

5. Panel Spray Regulation System

  • It can effectively regulate spray frequency, spray flow rate and spray pattern, achieve real-time monitoring and adjustment.

6. Dual-rail System

  • Dual-rail structure can effectively improve production efficiency, save energy consumption and production cost.
soldering machine wave soldering machine feature dual rail system

7. High-end Electric Control System

  • The electric main control system adopts the Germany Siemens PLC, the temperature module is self-turning, the cold end is automatically compensated, each temperature zone controlled by self-turning PID, the temperature accuracy is at ±1℃.

PCB Wave Soldering Machine

PCB wave soldering machines are used in electronics manufacturing to solder through-hole components onto printed circuit boards (PCBs) using a controlled wave of molten solder. This process is commonly employed in high-volume manufacturing to achieve efficient and consistent soldering of through-hole components.

The key features and components of a PCB wave soldering machine are:

Solder wave generator

Conveyor system

Fluxing system

Preheating zone

Solder wave nozzle

Cooling zone

Control unit

PCB wave soldering machines offer several advantages:

Efficiency

Consistency

Speed

Reliability

However, it’s important to consider certain factors when using a PCB wave soldering machine, such as component heat sensitivity, PCB layout, and the potential for solder bridges in densely populated boards.

Key Features and Components of a PCB Wave Soldering Machine

A PCB wave soldering machine consists of the following key components and features:

Solder Wave Generator

This is the core of the machine, and it creates a precisely controlled wave of molten solder. The wave is typically made from an alloy with a specific melting point suitable for soldering various components onto PCBs.

Conveyor System

The PCBs with through-hole components are transported over the solder wave using a conveyor. The conveyor speed and angle can be adjusted to optimize soldering results.

Fluxing System

Flux is applied to the through-hole components or PCBs before they pass through the solder wave. Flux helps remove oxides from the metal surfaces, promoting better solder wetting and bonding.

Preheating Zone

Before reaching the solder wave, the PCBs enter a preheating zone. This zone gradually raises the temperature of the PCB and components, preparing them for soldering and reducing the thermal shock during wave contact.

Solder Wave Nozzle

The solder wave nozzle directs the molten solder in a controlled manner. As the PCB passes over the solder wave, the through-hole component leads make contact with the wave, forming solder joints with the PCB pads.

Cooling Zone

After passing through the solder wave, the PCB enters a cooling zone where the solder solidifies, creating reliable solder connections.

Control Unit

The control unit manages various parameters of the machine, including conveyor speed, solder wave temperature, preheating temperature, and flux application. This ensures consistency and quality in the soldering process.

Types of PCB Wave Soldering Machines

There are two main types of PCB wave soldering machines:

Single-Wave Machines

Single-wave machines have one solder wave. They are simpler and more affordable, but may have limitations for boards with components on both sides.

Double-Wave Machines

Double-wave machines have two solder waves. This allows soldering of top and bottom side components in one pass. Double-wave machines are more expensive but offer better solder joint quality and reliability.

Advantages of PCB Wave Soldering Machines

Some of the key advantages of using a PCB wave soldering machine include:

Efficiency

The automated wave soldering process is much faster than manual soldering, resulting in higher production efficiency and throughput.

Consistency

The precisely controlled solder wave ensures uniform and consistent solder joints across large production volumes.

Speed

PCB wave soldering is a very fast soldering technique compared to alternatives like hand soldering.

Reliability

Automated soldering produces reliable and repeatable solder joints without human errors and variances.

Considerations When Using PCB Wave Soldering Machines

While wave soldering offers many benefits, some considerations include:

Component Heat Sensitivity

Components that are heat-sensitive may get damaged by the high solder wave temperatures.

PCB Layout

The PCB design must accommodate the wave soldering process, with proper solder pad spacing and orientation.

Solder Bridging

Densely populated PCBs can lead to solder bridging between adjacent component leads when wave soldered.

Applications of PCB Wave Soldering Machines

PCB wave soldering machines are used in a wide variety of industries, including:

Consumer Electronics

Wave soldering is commonly used for TVs, smartphones, computers, and other consumer electronics where cost and efficiency are critical.

Automotive

Many automotive PCBs, such as engine control units and infotainment systems, utilize wave soldering for mass production.

Medical Devices

X-ray machines, heart monitors, and other medical devices often leverage wave soldering for reliable PCB assemblies.

Telecommunications

Routers, base stations, and other telecom gear with high complexity PCBs employ wave soldering.

Industrial Automation

Manufacturing equipment with electronic controls, such as robotics and CNC machines, use wave soldering.

Specification OF PCB Wave Soldering Machine

ModelWS-450
Run Power9kw
Total Power25kw
Control MethodPC + PLC
PowerAC380V, 50 HZ, 3 phase
Spray System
Drive TypeStep motor
Spray Pressure0.3-0.5MPa
Spray WashAuto wash
Flux Control0-100ml adjustable
Auto Fill FluxAuto
ExhaustTop Exhaust
Ducting Dimension200mm (Diameter)
Preheater System
Preheating ModeHot air
Preheating Zone Number4
Preheating Length2000mm
Preheating TemperatureRoom temp -200 Celsius degree
Warm up TimeApprox. 15min
Conveyor System
PCB Width50-450/550mm
PCB DirectionL to R/R to L
Conveyor Speed0-2000mm/min
Conveyor Angle3 degree - 7 degree
Conveyor Height750+20mm
PCB HeightTop 120mm, bottom 20mm
Speed ControlFrequency governor
Chain ClawHeavy titanium claw
Pot System
Solder Pot MaterialTitanium (option:316SUS or nodular iron)
Solder Wave DriverMotor driver
Solder Heater TypeExternal heating
Solder Warm Up TimeApprox. 120min
Pot Power18kw
Pot TemperatureHighest 320 Celsius degree
Pot Capacity400-500kg
Wave Motor Power1/2HPx2, 3p220VAC
Cooling System
Cooling MethodForced air cooling
Finger Cleaning SystemAuto
Option
Centre Support SystemOption
UPS Protection SystemOption
Top Pre-heaterOption
N2 SystemOption
Dual-rail SystemOption

Dimension of PCB Wave Soldering Machine

Outline Dimension (LxWxH, mm)4500x1480/1580x1750
Body Dimension (LxWxH, mm)3800x1480/1580x1750
Weigh (Kg)1800

Conclusion

A PCB wave soldering machine is a vital tool in electronics manufacturing for efficiently and reliably soldering through-hole components onto PCBs. It balances speed, consistency, and quality, making it a popular choice for high-volume production. When used appropriately, wave soldering delivers tremendous advantages. However, the PCB design and component selections must be compatible with the process to maximize the benefits.

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We help you avoid the pitfalls to deliver the quality and value your PCBA solutions, on-time and on-budget.