Name: China Plasma Tunnel Welding Machine Manufacturers Suppliers Factory - Good Price - QINENG
Brand: Qineng
SKU: 249814889

Wuxi Qineng Welding System Co., Ltd.: Your Professional Plasma Tunnel Welding Machine Manufacturer!

Wuxi Qineng Welding System Co., Ltd. is a high-tech enterprise with R&D capability, which possesses dozens of domestic patents (with the visual laser dual-tracking welding system as the core). Qineng has been engaged in welding technology research for more than 50 years. We have a team of experienced technical personnel, which equipped ourselves with sufficient technical power to provide our customers with high quality and reasonable price products.

Powerful R&D Capabilities
Our company stands as a core competitive advantage. Continuous technological innovation and product upgrades enable the company to consistently deliver high-performance welding equipment that meets market demands. These machines are highly regarded both domestically and internationally, finding their way into global markets like the USA, Turkey, and Brazil, earning widespread acclaim from customers.

Comprehensive Product Portfolio
Our company specializes in producing a complete range of automated welding equipment for various applications, including TIG, MAG, MIG, PAW, and related ancillary equipment. This extensive product lineup ensures the company can address the diverse needs of clients across different industries, efficiently and effectively meeting production requirements from LPG cylinders to pressure vessels.

Dedicated to Smart Manufacturing
In the push towards smart manufacturing, we are committed to fulfilling sophisticated customer demands by driving the transformation towards intelligent production processes. The company's technical team continually explores how to leverage cutting-edge automation technology and smart control systems to enhance production efficiency, reduce labor costs, and ensure product quality consistency and reliability.

Open Communication and Collaboration
We place great emphasis on communication and collaboration with clients. The company welcomes visitors from around the globe to its factory to witness its production capabilities and technological prowess. Furthermore, Qi Neng is eager to send its technical teams to customer sites to gain a deep understanding of their needs and offer tailored solutions. This open and dedicated approach enables Qi Neng to serve its clients better, fostering long-term, stable partnerships.

Related Product Introduction

Enamel Water Heater Circumferential Welding Machine

Enamel water heater ring welding machines are specialized equipment for manufacturing the inner tanks of enameled water heaters, primarily used to weld enamel steel plates into a ring shape, forming the basic structure of the water heater's inner tank. This welding process typically involves joining the head and barrel, depending on the size, process, and equipment of the water heater inner tank product. The use of enamel water heater ring welding machines ensures the seal and durability of the enamel inner tank, thereby guaranteeing the performance and lifespan of the water heater. Additionally, the use of enamel inner tanks provides excellent corrosion resistance for water heaters, capable of withstanding corrosion produced by boiling water and heating processes, thus extending the service life of water heaters.

Enamel water heater circular welding machine

Stainless Steel Water Heater Circumferential Welding Machine

This horizontal-type double-head circumferential TIG welding equipment is used for stainless steel solar water tanks, it is equipped with pneumatic middle top support and two guns for simultaneous welding. Use left and right special welding fixtures for positioning and clamping, tail frame to hold the workpiece tightly, left head box motor drives the workpiece to rotate, and cylinder drives left and right welding guns to enter the welding station. The control system uses PLC main control unit. After starting the automatic welding program, the equipment automatically completes the left and right circumferential seam welding.

Water Heater Pipe Joint Welding Machine

Automatic pipe joint welding machine is designed for automatic welding circluar seam of tanks, working with the TIG, MIG/MAG, or plasma welding source, which can achieve surfacing for circular seam of cylinders. It has advantages of easy operation, security and reliable, high efficiency, beautiful seam forming; it is a perfect facility for surfacing welding of circular seam.This pipe joint welding machine adopts new transverse structure, single head, can weld joints of one or two pipe diameters for the barrel head. The workpiece is fixed, the welding gun rotates to automatically complete the welding, TIG self-melting welding. The control system adopts a PLC main control unit.

Water Heater Longitudinal Welding Machine

This water heater longitudinal welding machine adopts open straight structure, pneumatic bracket with universal bearing. The workpiece is pressed by piano key finger, the back of the weld is protected by water-cooled copper pad, and the control system uses PLC main control unit.

Plasma Tunnel Welding Machine

This Plasma Tunnel Welding equipment adopts the automatic seam finding mechanism of plasma tunnel welding machine, including base, column, positioning knife, positioning knife driving device for driving the positioning knife to descend or ascend, photoelectric switch for seam finding in cooperation with the positioning knife.

Galvanized Steel Water Heater Circumferential Welding Machine

This automatic double head circumferential welding machine is used to complete the circumferential welding of galvanized steel water heater tanks(need to be assembled first), mainly composed of base, spindle box, pneumatic clamping mechanism, welding gun electric lifting mechanism.

What is a Plasma Tunnel Welding Machine

Plasma welding, or plasma arc welding (PAW), is used in many industrial sectors. A versatile and high-performance welding technique, the plasma welding process can be used to produce top-quality welds.This Plasma Tunnel Welding equipment adopts the automatic seam finding mechanism of plasma tunnel welding machine, including base, column, positioning knife, positioning knife driving device for driving the positioning knife to descend or ascend, photoelectric switch for seam finding in cooperation with the positioning knife, seam finding platform, roller for receiving workpiece, roller driving device for driving the roller to rotate, push plate arranged at one end of the roller and push plate driving device for driving the displacement of the push plate.

Stages of the plasma welding process

Preparing Parts For Welding
Before beginning the plasma welding process, it is essential to prepare all parts. This includes cleaning surfaces to remove contaminants such as rust, grease or paint residues. Chamfering or deburring may also be necessary, to make sure fusion and metal adhesion are successful and you obtain a high-quality weld.

Setting Up Plasma Welding Equipment
It's time to set up the plasma welding equipment. This involves mounting the electrode, connecting the power supply and shielding gas cables, and checking all safety parameters. Plasma welding equipment generally includes a power source, a plasma welding torch and a cooling system.

Plasma Welding Parameters And Settings
There's one more step before you start welding. Adjust settings and parameters according to the material you are welding, the thickness of the parts and any welding specifications. You will need to verify electric current intensity, wire feed speed, shielding gas pressure, the distance between the electrode and workpiece, and other variables specific to your plasma welding project. A professional welder-assembler can guarantee the precision of settings and parameters for optimum metal fusion and penetration.

Creating The Weld
The operator directs the plasma welding torch along the welding area, which generates an electric arc and intense plasma. The thermal energy of the plasma melts the base metals and filler material, forming a solid, homogeneous weld. The operator must use proper welding technique, control feed speed and maintain a constant distance between the torch and workpiece to achieve optimum results.

The Versatility of Plasma Welding Across Industries

Industrial Plasma Welding
Plasma welding is highly adaptable and used in a wide range of industries. Its versatility, precision and reliability make it the preferred choice for many demanding welding applications.

Plasma Welding In The Metal Construction Industry
Plasma welding has many applications in the steel construction industry. Thanks to its ability to produce precise, high-quality welds, plasma welding is widely used to join steel structures, beams, frames and other structural elements. Plasma welding produces strong, aesthetically pleasing welds that are resistant to mechanical stress and the elements. It is versatile and cane be used to weld metals of different thicknesses and compositions.

Plasma Welding In The Automotive Industry
Plasma welding is also widely used to manufacture and assemble car parts. It is an effective method for creating precise, high-quality welds on bodies, chassis, exhaust systems and fuel tanks. Plasma welding offers high weld strength and durability, essential for ensuring the safety and longevity of vehicles. It also produces clean, aesthetically pleasing welds, meeting the high aesthetic standards of the automotive industry.

Plasma Welding In The Aerospace Industry
The aerospace industry requires welds of exceptional quality to guarantee the reliability and safety of aircraft and satellites. Plasma welding can produce precise, strong, defect-free welds, and is used to join aircraft structures, fuel tanks, piping and other critical components. Plasma welding produces lightweight, strong welds that meet the stringent performance and safety requirements of this demanding industry.

Benefits of Plasma Tunnel Welding Machine

Flexible Welding Positions
The Plasma Tunnel Welding Machine operates in multiple positions, greatly facilitating complex assembly. It handles flat, vertical, horizontal, and overhead welding with ease, enhancing operational flexibility and expanding its application scope.

Rapid Travel Speed
With concentrated heat input, the machine achieves high travel speed, boosting welding efficiency. This speed reduces production cycles and costs, enhancing competitiveness.

Complete Penetration Capability
Keyhole welding technology allows complete seam penetration. This thorough penetration ensures joint strength and tightness, suiting demanding industrial applications like pressure vessels and pipelines.

Sensitive Material Handling
A low-current mode optimizes the machine for thin, sensitive parts. Reducing the heat-affected zone prevents overheating and warping, maintaining component integrity and function.

Certificate

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Frequently Asked Questions

Q: What is the maximum thickness of material that a Plasma Tunnel Welding Machine can weld effectively?

A: It can weld the most common metals up to a thickness of approx. 10 mm. Using suitable torches, it can even be used on aluminium, up to a plate thickness of approximately 5 mm.

Q: How does the plasma tunnel welding process compare to traditional TIG welding in terms of weld quality?

A: The advantages of this technology, and the most striking differences to the TIG process, are threefold: no weld-seam preparation, less filler metal and higher availability of the wearing parts. In the plasma process, the credit for these weld properties goes to the plasma itself.

Q: How does the machine maintain arc stability during high-speed welding?

A: For GMAW-CV the welder selects the wire feed speed (WFS) on the wire feeder unit and an appropriate voltage on the welding power supply. The internal circuitry of the power source then supplies an appropriate amount of welding current necessary to maintain a stable arc.

Q: What is the optimal distance between the torch and the workpiece for plasma tunnel welding?

A: To do this, position the plasma torch by the edge of the work before starting the arc so you can get right to cutting. Optimally, you should maintain a 3/16" to 1/8" distance from the nozzle to the work. Moving the torch in an up and down fashion will only hinder your efforts.

Q: How is the plasma arc initiated and maintained throughout the welding process?

A: The plasma is initiated by a high frequency AC voltage in a chamber inside the torch in an inert "plasma gas." As the plasma gas is fed into the chamber it heats up and expands as well as ionizes. The hot gas rushes out through a water-cooled nozzle as a plasma jet.

Q: What are the potential challenges when welding with a Plasma Tunnel Welding Machine on aluminum materials?

A: In particular, aluminum poses some unique challenges. In addition to a low melting point and high thermal conductivity, aluminum is especially prone to burnthrough on thinner sections and may experience lack of fusion on thicker parts. Weld defects such as cracking, weld smut/soot and porosity are also real concerns.

Q: What measures are taken to protect the operator from radiation and UV light during plasma tunnel welding?

A: Use screens, curtains, or adequate distances from other work sta- tions, aisles, or walkways to avoid exposure. Wear safety glasses with UV protective side shields in addition to a proper welding helmet with filter plate.

Q: What are the most common troubleshooting steps if the Plasma Tunnel Welding Machine doesn't produce a stable arc?

A: Monitor the wire feed during welding. If you observe irregularities (e.g., erratic arcs, excessive spatter), adjust the feed speed. Too high a feed speed can lead to burn-back (wire sticking to the contact tip), while too low a speed causes underfilled welds. Regularly inspect the wire drive system for wear or damage.

Q: What are the best practices for cleaning and maintaining the plasma torch and nozzle?

A: Start by taking apart the torch and inspecting the inside for signs of damage, leaks, or metal dust accumulation. Then, check for any hose kinks, cracks or exposed wires in the leads. Keep the table and surrounding workspace pristine.

Q: How does the plasma tunnel welding process compare to other welding methods in terms of energy consumption?

A: Power consumed by the plasma arc welding process is lower compared to other methods. – Allows for a deep and narrow penetration.

Q: What type of plasma gas is typically used in a Plasma Tunnel Welding Machine, and how does it affect weld quality?

A: The gases used are argon, helium, hydrogen or a mixture of these. In the case of plasma welding, laminar flow (low pressure and low flow of plasma gas) is employed to ensure that the molten metal is not blown out of the weld zone.

Q: What is the maximum welding speed that can be achieved with a Plasma Tunnel Welding Machine?

A: Mechanical constriction of the arc by a water-cooled nozzle enables welding of greater thickness in square butt preparation (3mm to10mm) with a lower heat affected zone (keyhole weld). Increased welding speed from 50mm/min to 500mm/min, depending on materials and the material thickness.

Q: What is the typical thickness range for materials that can be welded using a Plasma Tunnel Welding Machine?

A: With material thickness from 5mm to 7mm: v- preparation (30°, 70° or 90°, according to the process combination and the number of filler layers). By maintaining the correct distance between the torch nozzle and workpiece, this will ensure that plasma welding arc ignition will be trouble free.

Q: Can the Plasma Tunnel Welding Machine be used for precision welding of electronic components?

A: PAW compared to other welding methods such as TIG, can maintain a stable arc at lower current levels. This means that it is suitable for small precision welding applications. This is why this method of welding is often used in the medical and electronic industry.

Q: What type of preparation is required for the workpiece before using a Plasma Tunnel Welding Machine?

A: Before beginning the plasma welding process, it is essential to prepare all parts. This includes cleaning surfaces to remove contaminants such as rust, grease or paint residues. Chamfering or deburring may also be necessary, to make sure fusion and metal adhesion are successful and you obtain a high-quality weld.

Q: What kind of cooling system is required for a Plasma Tunnel Welding Machine to operate continuously?

A: Water-cooling systems for plasma cutters are very similar to those used in automobile engines: both use water and coolant, a pump, cooling hoses, and a heat exchanger to remove energy from a heat source.

Q: Can the Plasma Tunnel Welding Machine be used for welding on surfaces that have been painted or coated?

A: Don't weld on painted or coated parts. If possible, remove all surface coatings before you weld. Use a water table under the plasma arc cutting to reduce fume and noise levels.

Q: How is the heat affected zone controlled in a Plasma Tunnel Welding Machine to prevent material degradation?

A: Using welding techniques that apply lower heat input can reduce the size of the HAZ. This can be achieved through: Using faster welding speeds. Reducing current and voltage settings.

Q: How does the machine address the challenge of welding materials with high thermal conductivity?

A: The Plasma Tunnel Welding Machine addresses the challenge of welding materials with high thermal conductivity by employing precise heat control and keyhole welding technique. This method allows for deep, narrow weld pools that concentrate heat for adequate penetration, minimizing the heat-affected zone. The machine's controlled heat input and rapid travel speeds further contribute to preventing excessive melting or warping, making it suitable for materials prone to rapid heat dissipation.

Q: How does thermal conductivity affect welding?

A: The greater the conductivity, the larger the area around where you're applying heat will end up heating up. Since the area of application of arc welding is very small – just where the arc is touching the metal – the heat affected zone is often rather small as well.

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