Hydraulic pipe expander suitable for pipe fittings of different specifications
A technology of tube expander and pipe fittings, which is applied in the field of hydraulic tube expansion equipment, can solve the problems of high cost and low production efficiency, and achieve the effect of avoiding the fixed length of elastic rubber and improving the overall working efficiency
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[0018] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.
[0019] see Figure 1-4 , a hydraulic tube expander suitable for pipe fittings of different specifications, including a tube 10 and a tube sheet 11 that need to be expanded to connect, and also includes a charging tube 1 extending into the tube 10, which is characterized in that one end of the charging tube 1 is fixed The positioning plate 3 located in the tube 10 is connected, the other end of the charging tube 1 is fixedly fitted with the tube head end 2 loca...
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