Introduction to the Main Advantages of High-Frequency Welded Pipe Machines


  Correct Installation Steps for a High-Frequency Welding Machine

  1. Transfer: A forklift should be used to transfer the high-frequency welding machine.

  2. Equipment: The machine should be horizontally fixed on a stable base and grounded.

  3. Oil injection: Open the bottom chassis cover and add 56 liters of No. 46 anti-wear hydraulic oil to the oil tank.

  4. Power connection: Connect the power cord of the high-frequency welding machine to the machine's regular power supply, and rotate the motor to check the rotation direction. The rotation direction of the motor should be consistent with the direction of the arrow on the motor label. After connecting the wires, turn on the power switch; if the machine moves, the die opens, and the motor rotates in the correct direction. If the machine does not move, switch any two at the front of the machine.

  5. Pressure adjustment: The machine system pressure is 31.5 MPa, adjusted by the overflow valve. Clockwise adjustment increases the pressure, counter-clockwise adjustment reduces the pressure of the high-frequency welding machine group.

  Precautions before using the high-frequency welding machine

  1. Before starting the machine, check that the safety devices such as the equipment safety cover are complete and intact. 2. Check if all fixing screws are tight. 3. Check if the fan in the high-frequency controller is running normally and smoothly. 4. Check if the high-frequency die and auxiliary tools are complete and intact. 5. After preheating for 5 minutes, start debugging, check the basic performance of the equipment, including high-frequency current, whether the switches are flexible, lubricating parts and other components, whether the operation is normal, and whether there are any abnormal sounds. Confirm safety before putting into production; strictly prohibit malfunctioning switches.

  Applicable Scope of the High-Frequency Welding Machine

  1. Welding of cemented carbide tools, such as lathe tools, milling cutters, twist drills, hot-rolled products, pliers, hammers, wrenches, wire cutters, etc. 2. Welding of diamond bits, such as welding of diamond saw blades, abrasives, and saw teeth. 3. Welding of exploration drill bits, such as straight drill bits and trumpet drill bits. 4. Compound welding of metal materials such as brass, red copper, and stainless steel pot bottoms. Heat treatment of motorcycle parts, standard parts hot blocks, nut hot blocks, and copper standard material heating.

  Main Advantages of the High-Frequency Welding Machine

  1. High safety factor: No flammable and explosive gases are required, ensuring the safety of life and property. 2. Energy saving and environmental protection. The welding process does not produce harmful gases such as carbon monoxide and carbon dioxide. Since electricity is used, the cost is greatly reduced compared to gases such as acetylene, gasoline, oxygen, and liquefied petroleum gas. 3. Low cost: Traditional brazing welding has a low temperature, large heat radiation, and high welding cost, and there is a risk of explosion. Plasma brazing machine flame temperature is controllable, and the welding temperature can reach more than 2000 degrees, with high stability, more than twice the speed of acetylene welding. It can weld continuously for twelve hours. 4. Easy to carry: Since the entire host weighs only a few kilograms and is small in size, it does not require acetylene cylinders or oxygen cylinders, making it very suitable for outdoor or harsh environments.

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High-frequency welded pipe production line main equipment

Primarily used for online inspection of small-diameter ERW high-frequency welded pipes. Because the probe does not contact the pipe surface, high-speed flaw detection is possible. It is relatively sensitive to surface defects in high-frequency welded pipes, but less ideal for detecting subsurface and internal surface defects. It can detect defects in the pipe body and weld seam of high-frequency welded pipes, and can use impedance plane technology to analyze the location and depth of the defects.

How to change the saw blade on a cold cut-off saw?

1. Return the cold saw to its origin position, raise the saw blade to the zero position, and turn off the power; 2. Open the locking screws and remove the saw guard door; 3. Loosen the locking screws, use a wrench to loosen the nut, remove the saw blade cover, and then remove the saw blade; 4. When installing the cold saw blade, follow the reverse order of the above steps.