How To Convert Mig Welder To Tig Welder
Many welders today use MIG (Metal Inert Gas) welding machines due to their ease of use and versatility. However, there may come a time when you need to perform a TIG (Tungsten Inert Gas) welding job and don’t have a TIG welder on hand. Don’t worry, it is possible to convert your MIG welder into a TIG welder with a few modifications.
The key to converting your MIG welder to a TIG welder is to focus on the welding torch. TIG welding requires a different type of torch than MIG welding. The TIG torch is designed to hold a tungsten electrode that produces the arc and provides more precise control over the welding process.
To convert your MIG welder to TIG, you will need to replace the MIG torch with a TIG torch. This involves disconnecting the MIG torch and connecting the TIG torch to the welder’s control panel. Additionally, you may need to make adjustments to the welder’s power settings and wire feed mechanism to ensure optimal performance for TIG welding.
Keep in mind that converting a MIG welder to TIG welder may require some technical knowledge and skills. It is recommended to consult the manufacturer’s manual or seek professional assistance to ensure the conversion is done correctly and safely. With the right modifications, you can enjoy the benefits of TIG welding using your existing MIG welder.
Step-by-Step Guide to Convert Mig Welder to Tig Welder
Converting a MIG welder to a TIG welder can give you the flexibility to handle a wider range of welding projects. While the process may seem daunting, it can be straightforward with the right tools and knowledge. In this step-by-step guide, we will walk you through the process of converting your MIG welder to a TIG welder.
Step 1: Gather the necessary tools and materials
Before you begin the conversion process, make sure you have the following tools and materials:
| 1. TIG torch |
| 2. Gas regulator and hose |
| 3. Tungsten electrodes |
| 4. TIG gas (argon or argon-helium mix) |
| 5. Adapter to connect TIG torch to MIG welder |
| 6. Wrenches and pliers |
Step 2: Disconnect the MIG welding gun and wire feeder
Start by turning off the power to your MIG welder and disconnecting the MIG welding gun and wire feeder. These components are not needed for TIG welding and should be removed.
Step 3: Install the TIG torch adapter
Attach the TIG torch adapter to the front of your MIG welder. This adapter will allow you to connect the TIG torch to the welder.
Step 4: Connect the TIG torch and gas regulator
Attach the TIG torch to the TIG torch adapter and secure it in place. Then, connect the gas regulator and hose to the appropriate ports on the welder. Make sure all connections are tightened properly.
Step 5: Install the tungsten electrode
Insert a tungsten electrode into the TIG torch and tighten it using the wrenches or pliers. The tungsten electrode should be properly seated and aligned before proceeding.
Step 6: Set up the gas flow
Turn on the gas supply and adjust the gas flow rate using the gas regulator. The recommended flow rate for TIG welding is typically around 15-20 cubic feet per hour (CFH), but consult the welding manual for your specific setup.
Step 7: Adjust the welding current and polarity
Check the manufacturer’s recommendations for the appropriate welding current and polarity settings for TIG welding with your specific MIG welder. Use the machine’s controls to adjust these settings accordingly.
Step 8: Test the setup
Before you start welding, perform a test run to ensure everything is properly connected and functioning as expected. Practice on a scrap piece of metal to get comfortable with the TIG welding process.
Step 9: Start TIG welding
Once you are confident in your setup, you can start TIG welding. Remember to maintain proper welding technique and safety precautions throughout the process to achieve high-quality welds.
By following these step-by-step instructions, you can successfully convert your MIG welder to a TIG welder and expand the capabilities of your welding machine.
Gather the Necessary Tools and Materials
Before you can convert your MIG welder into a TIG welder, you will need to gather the following tools and materials:
1. TIG welding torch: This is the main component you will need to convert your MIG welder. Ensure that the torch is compatible with your welder model.
2. TIG welding gas: You will need a supply of argon gas, which is commonly used in TIG welding. Check the capacity and fitting requirements of your welder to ensure you have the correct gas cylinder.
3. Regulator and gas hose: The regulator will help you control the flow of argon gas from the cylinder to the TIG torch. Make sure the gas hose is the correct length and has the correct fittings for your setup.
4. Tungsten electrode: Tungsten is commonly used as the electrode in TIG welding due to its high melting point. Choose the appropriate size and type of tungsten electrode for your welding needs.
5. Welding filler rod: Depending on the material you are welding, you may need a filler rod to provide additional metal for the weld. Select the appropriate filler rod for your project.
6. Welding gloves and protective equipment: TIG welding can produce intense heat and UV radiation, so it’s important to protect yourself with welding gloves, a welding helmet, and other appropriate safety gear.
7. Wrenches and pliers: You will need various wrenches and pliers to connect the TIG torch, gas hose, regulator, and other components to your welder.
8. Welder manual: Refer to the manual for your specific MIG welder model to ensure you are following the correct procedures for conversion.
Once you have gathered all the necessary tools and materials, you will be ready to proceed with the conversion process.
Disassemble the Mig Welder
The process of converting a MIG welder to a TIG welder involves disassembling the existing components of the MIG welder and replacing them with TIG welding components. This disassembly process requires caution and careful attention to detail to ensure that all components are properly removed and replaced.
Before you begin disassembling the MIG welder, make sure to turn off the power and unplug the machine. Safety should always be a priority when working with any type of welding equipment.
Step 1: Remove the MIG Gun
The first step in the disassembly process is to remove the MIG gun from the welder. Start by unscrewing the nozzle and contact tip located at the end of the gun. Carefully disconnect the trigger and control cable from the welding machine. Set aside the MIG gun for future use or as a backup.
Step 2: Disconnect the Wire Feeder
Next, disconnect the wire feeder from the MIG welder. This involves removing any bolts or screws that secure the wire feeder to the machine. Carefully disconnect the wire and guide it out of the machine. Set aside the wire feeder for later use or as a spare part.
Step 3: Remove the Drive Motor
The drive motor is responsible for feeding the welding wire into the welder. To convert the MIG welder to a TIG welder, the drive motor needs to be removed. Unscrew any bolts or screws that secure the drive motor to the machine and carefully disconnect any electrical connections. Remove the drive motor from the welder and set it aside.
With the MIG welder disassembled, you are now ready to replace the components with TIG welding components. This includes installing a TIG torch, gas solenoid valve, and a foot pedal for control. Follow the manufacturer’s instructions for installing these components, ensuring proper connections and fittings.
Remember to always consult the user manual specific to your MIG welder model and follow the manufacturer’s instructions for disassembly and converting to a TIG welder. Improper disassembly or installation can result in equipment damage, personal injury, or poor welding performance.
Modify the Mig Welder for Tig Welding
To convert a mig welder into a tig welder, you will need to make a few modifications. Although this conversion may require some technical knowledge and skills, it is a cost-effective alternative to purchasing a separate tig welder. Here are the steps to modify your mig welder for tig welding:
| Step | Description |
|---|---|
| 1 | Open up the mig welder and locate the wire feed mechanism. You will need to remove this as it is not needed for tig welding. |
| 2 | Install a tig torch and modify the welder’s front panel so that it accommodates the tig torch connection. This will involve drilling holes and possibly adding a new connector or adapter. |
| 3 | Disconnect the mig welder’s trigger mechanism and wire it to the foot pedal used for tig welding. This will allow you to control the welding current with your foot. |
| 4 | Adjust the welder’s settings and controls to suit tig welding. This might include modifying voltage, wire speed, and gas flow settings. Consult the welder’s manual for specific instructions. |
| 5 | Test the modified mig welder with scrap metal before starting on any important projects. This will help you ensure that the conversion was successful and that the welder is functioning correctly. |
Remember, converting a mig welder into a tig welder requires technical know-how and potentially voids any warranty on the welder. If you are not confident in making these modifications yourself, it is recommended to seek professional assistance or purchase a dedicated tig welder.
Questions and answers
What is a MIG welder?
A MIG welder, or metal inert gas welder, is a type of welding machine that uses a continuously fed electrode wire to join two pieces of metal together. It is commonly used in automotive and fabrication industries.
What is a TIG welder?
A TIG welder, or tungsten inert gas welder, is another type of welding machine that uses a non-consumable tungsten electrode to create the weld. It is known for its precision and ability to weld a wide range of metals.
Can a MIG welder be converted to a TIG welder?
Yes, it is possible to convert a MIG welder to a TIG welder by adding a few extra components and modifying the machine. However, it requires some technical knowledge and expertise in welding.
What are the benefits of converting a MIG welder to a TIG welder?
Converting a MIG welder to a TIG welder allows you to have the versatility of both welding processes in one machine. This can save space and money, as you don’t need to purchase a separate TIG welder. It also gives you the ability to handle more delicate welding projects that require the precision of TIG welding.
What are the steps to convert a MIG welder to a TIG welder?
Converting a MIG welder to a TIG welder involves several steps. First, you need to remove the MIG welding gun and wire feeder assembly. Then, you need to install a TIG torch and gas valve, as well as a foot pedal for controlling the welding current. You also need to connect a gas supply, typically argon or helium, for shielding the weld. Additionally, you may need to make some adjustments to the machine’s settings and wire up a new control circuit.
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