Improved tool for processing casing of guide vane
The technology of casing and guide piece is applied in the field of tools, which can solve the problems of easy overturning and blocking, easy damage to casing, inconvenient operation, etc., and achieves the effects of low cost, improved efficiency and simple structure.
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[0010] Such as figure 1 , figure 2 As shown, an embodiment of the present invention includes a casing tube 1 for casing casings, the casing tube 1 is a thin-walled tube with a lumen that can be inserted into a guide piece, and the operating end of the thin-walled tube is provided with an annular mouth 2, the annular mouth 2 is provided with a thickened mouth rim 3, and the thickened mouth rim 3 is provided with a smooth transition surface 4. In the prior art, the casing method is to put the openable and closable guide piece on the outer wall of a casing pipe along the length direction, then put the casing on the casing along the casing pipe, and finally remove the casing-covered guide piece from the casing pipe That’s enough, it needs to be flushed and lubricated during the operation, and the guide piece is easy to damage the casing during operation. The special tool of the present invention has a simple structure, and its main difference from the prior art is that the guid...
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