Aluminum Fin Tube Expander for Evaporator Coils

Aluminum Fin Tube Expander for Evaporator Coils: a key tool for efficient processing of Evaporator coil

During the processing of the core component of refrigeration equipment - the evaporator coil, the tight combination of aluminum fins and tubes directly affects the heat exchange efficiency and equipment performance. And the Aluminum Fin Tube Expander for Evaporator Coils is the key device to achieve this precise combination. It is specially designed for evaporator coils, precisely expanding and adhering the aluminum fins to the tubes to ensure seamless contact between them, maximizing the heat exchange area and providing a solid guarantee for the efficient operation of the refrigeration system. ​

This pipe expander can be perfectly matched with various welding equipment in the processing flow, forming an efficient production closed loop. When it is necessary to process the connection parts of the evaporator coil, in combination with the Friction Welding Machine, the tubes at the connection parts can be expanded to the appropriate size first through the tube expander, so that the contact surface during friction welding fits more closely, reduces welding defects and enhances the connection strength. When dealing with local connection points, working in coordination with the Spot Welding Machine, the expander pre-adjusts the relative positions of the tubes and fins, which can make the spot welding more accurate and avoid the problem of false welding caused by position deviation. ​

for the Butt Welding of the longer tubes in the Evaporator coil, the Butt Welding Machine is a common equipment, while the Aluminum Fin Tube Expander for Evaporator Coils can expand and shape the tube ends in advance. Make the butt surface flat and the dimensions match, reduce the difficulty of butt welding, and improve the welding efficiency and sealing performance. When dealing with the seams of the coil, in combination with the Seam Welding Machine, the tube expander can ensure that the tubes and fins at the seams are regular in shape, making the seam welding process stable and smooth, and effectively preventing the occurrence of missed welding. ​

When the evaporator coil needs to be connected to the Steel Ring type component, the high-precision Welding characteristics of the Laser Welding Machine for Steel Ring are indispensable. At this time, the expander can expand the aluminum tube at the connection part to the size suitable for the steel ring, ensuring accurate positioning and uniform and beautiful weld seams during laser welding. Ensure the firmness and sealing of the connection. Even when Stud Welding operations are carried out on the coil, in combination with the Stud Welding Machine, the expander can adjust the local tube morphology to provide a stable base surface for stud welding, making the stud more stable after welding and meeting the structural strength requirements of the evaporator coil. ​

Aluminum Fin Tube Expander for Evaporator Coils, with its precise expansion performance, works in synergy with various welding equipment to provide all-round support for the efficient and high-quality processing of Evaporator Coils. It is an ideal choice for improving product performance and production efficiency in the field of refrigeration equipment manufacturing.

A.Advance
Special device is for refrigerator evaporator with inserting fins into tube, changing the traditional manual inserting fins into automatic inserting fins, saves labor and production efficiency has improved greatly. This set of equipment has the advantages of compact structure, simple operation, stable transmission, high production efficiency, product quality and other fine.

B.Main technical performance parameters
 Suitable raw material: aluminum fin (thickness 0.16-0.2mm);
Inserting machine size:
Four stations: 6500*800 (length * width); stretching machine size: 8000*700 (length * width)
Inserting speed: 10 - 20M/min
The output number: 2 / times
Remove:  cylinder mold release
Capacity: about 10KVA (380V, 50Hz)
Device color: green

C.Composition
The device is composed of a machine frame, working table, automatic inserting trolley, inserting die, releasedevice and an electric control box etc. Pressure aluminum tube device of the table is also equipped with a three pipe expansion; to achieve the release strip must be replaced and inserting die.