Fluorine plastic pipe flanging tool

Abstract

The fluorine plastic pipe flanging tool comprises supporting seats for supporting a steel pipe and a flanging module for pressing and shaping the end flanging of the fluorine plastic pipe on the end face of the steel pipe, and is characterized in that the number of the supporting seats is two, the two supporting seats are oppositely arranged, and the steel pipe is horizontally supported by the two supporting seats; an ejector rod assembly for pushing the flanging module to press the end part of the fluorine plastic pipe to form a flanging is arranged on the supporting seat, and the mounting height of the ejector rod assembly on the supporting seat is adjustable. The two ends of a steel pipe can be flanged at the same time, the steel pipe is supported by the supporting base, the height of the ejector rod assembly is adjustable, flanging operation of steel pipes and fluorine plastic pipes of different specifications can be achieved, flanging operation is simpler and more convenient, efficiency is higher, and flanging quality can be effectively improved.

Description

Technical Field

[0001] The utility model relates to a fluoroplastic pipe flanging tool and belongs to the technical field of flanging forming machines. Background Art

[0002] In order to achieve the anti-corrosion effect of the pipeline, a PTFE layer is usually lined on the inner wall of the steel pipe, and the flange surface at the steel pipe opening is flanging. The flanging method is to heat the PTFE lined tube outside the exposed steel pipe port to soften, and then use the mold to extrude it on the flange surface at the end of the pipe to perform flanging. After cooling and forming, a fluoroplastic flanging directly connected to the PTFE layer inside the steel pipe is formed. Generally, a mold and a three-jaw puller are used to flanging the fluoroplastic pipe, and the flanging operation needs to be performed at both ends of the steel pipe. The flanging takes a long time, is inefficient, and the flanging operation is not smooth, which affects the flanging quality. Utility Model Content

[0003] The fluoroplastic pipe flanging tool provided by the utility model can perform flanging operations on both ends of the steel pipe at the same time, and the support of the support seat to the steel pipe and the height of the push rod assembly are adjustable, so the flanging operations of steel pipes and fluoroplastic pipes of different specifications can be realized. The flanging operation is simpler, more convenient and more efficient, and the flanging quality can be effectively improved.

[0004] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0005] The fluoroplastic tube flanging tool comprises a support seat for supporting a steel tube and a flanging module for pressing and shaping the flanging of the end of the fluoroplastic tube onto the end face of the steel tube. The feature is that there are two support seats, which are arranged opposite to each other, and the steel tube is horizontally supported by the two support seats. A push rod assembly is installed on the support seat to push the flanging module to press the end of the fluoroplastic tube to form a flanging, and the installation height of the push rod assembly on the support seat is adjustable.

[0006] Preferably, the support seat is a hollow shape with a water trough at the bottom, and a support positioning plate is mounted on the support seat, the top edge of the support positioning plate is V-shaped, and the steel pipe is placed on the support positioning plate.

[0007] Preferably, a fixing plate arranged vertically is fixed on the support seat, and the push rod assembly includes a nut mounted on the fixing plate and a push screw matched with the nut, the push screw is parallel to the steel pipe, and the push screw passes through the fixing plate to press the flanging module onto the end of the steel pipe.

[0008] Preferably, the nut is fixed to the adjustment plate, an adjustment hole arranged along the direction is opened on the fixing plate, the adjustment plate is positioned on the adjustment hole by bolts, a strip through hole parallel to the adjustment hole is opened on the fixing plate, the strip through hole is arranged between the two adjustment holes, and the push screw passes through the nut, the adjustment plate and the strip through hole.

[0009] Preferably, a rotating handle is fixed to the outer end of the push screw.

[0010] Preferably, the flanging module is in the shape of a disc, and a gripping rod extending radially is fixed on the flanging module.

[0011] The beneficial effects of the utility model are:

[0012] The utility model discloses a fluoroplastic tube flanging tool, wherein two support seats are arranged opposite to each other, and a steel tube is horizontally supported by the two support seats. Before flanging, a heated and softened fluoroplastic tube is first pulled into the steel tube, and 20 to 50 mm long fluoroplastic tubes are reserved at both ends of the steel tube for flanging. After the fluoroplastic tube is cooled, the steel tube is supported on the two support seats, and the height of the push rod assembly on the support seats is adjusted so that the push rod assembly is basically aligned with the axis of the steel tube. Then, the fluoroplastic tube reserved at the end of the steel tube is heated to soften it until it can be flanging, and then the push rod assembly is used to flanging the tube. The module is gradually pressed toward the end face of the steel pipe, and at the same time, the flanging module is slowly rotated to make the fluoroplastic tube gradually unfold on the end face of the steel pipe to form a flanging, until the flanging module is pressed tightly against the end face of the steel pipe, and then the flanging is quickly cooled down with cooling water, and the ejector assembly releases the flanging module to complete the flanging operation. The flanging operation can be performed at both ends of the steel pipe at the same time, and the support of the steel pipe by the support seat and the height of the ejector assembly are adjustable, so that flanging operations of steel pipes and fluoroplastic tubes of different specifications can be realized. The flanging operation is simpler, more convenient and more efficient, which can effectively improve the flanging quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of a steel pipe supported on a fluoroplastic pipe flanging tool in a specific implementation manner.

[0014] Figure 2 Schematic diagram of the ejector assembly installed on the support base.

[0015] Figure 3 for Figure 2 Side view of.

[0016] Figure 4 for Figure 2 Another side view of .

[0017] Figure 5 for Figure 1 A partial enlarged schematic diagram of . DETAILED DESCRIPTION

[0018] Combine the following Figures 1 to 5 The embodiments of the present utility model are described in detail.

[0019] The fluoroplastic tube flanging tool comprises a support seat 1 for supporting a steel tube and a flanging module 2 for pressing and shaping the flanging of the end of the fluoroplastic tube onto the end face of the steel tube, and is characterized in that: there are two support seats 1, the two support seats 1 are arranged opposite to each other, the steel tube is horizontally supported by the two support seats 1, and a push rod assembly 3 is installed on the support seat 1 for pushing the flanging module to press the end of the fluoroplastic tube to form a flanging, and the installation height of the push rod assembly 3 on the support seat 1 is adjustable.

[0020] The fluoroplastic tube flanging tooling described above has two support seats 1 arranged opposite to each other, and the steel tube 100 is horizontally supported by the two support seats 1. Before flanging, the heated and softened fluoroplastic tube is pulled into the steel tube 100, and 20-50 mm long fluoroplastic tubes are reserved at both ends of the steel tube 100 for flanging. After the fluoroplastic tube is cooled, the steel tube 100 is supported on the two support seats 1, and the height of the push rod assembly 3 on the support seat 1 is adjusted so that the push rod assembly 3 is basically aligned with the axis of the steel tube, and then the fluoroplastic tube reserved at the end of the steel tube is heated to soften it until it can be flanging, and then the push rod assembly 3 is used to The flanging module is gradually pressed toward the end face of the steel pipe, and the flanging module 2 is slowly rotated at the same time to make the fluoroplastic tube gradually unfold on the end face of the steel pipe to form a flanging, until the flanging module 2 is pressed tightly against the end face of the steel pipe 100, and then the flanging 101 is quickly cooled down with cooling water, and the push rod assembly releases the flanging module to complete the flanging operation. The flanging operation can be performed simultaneously at both ends of the steel pipe 100, and the support of the support seat 1 to the steel pipe and the height of the push rod assembly 3 are adjustable, so that the flanging operation of steel pipes and fluoroplastic tubes of different specifications can be realized, and the flanging operation is simpler, more convenient and more efficient, which can effectively improve the flanging quality.

[0021] The support seat 1 is a hollow shape with a water tank at the bottom, and a support positioning plate 11 is installed on the support seat 1. The top edge of the support positioning plate 11 is V-shaped, and the steel pipe 100 is placed on the support positioning plate 11. The support positioning plate 11 supports and positions the steel pipe 100. The support positioning plate 11 with a V-shaped top edge can support steel pipes of various sizes, which is convenient for flanging operations of steel pipes and fluoroplastic pipes of various specifications. The water tank at the bottom of the support seat 1 can collect cooling water when the flanging 101 is quickly cooled by cooling water.

[0022] The support seat 1 is fixed with a fixing plate 12 arranged vertically, and the push rod assembly 3 includes a nut 31 mounted on the fixing plate 11 and a push screw 32 matched with the nut 31. The push screw 32 is parallel to the steel pipe 100, and the push screw 32 passes through the fixing plate 12 to press the flanging module 3 on the end of the steel pipe. The push screw 32 rotates horizontally on the nut 31 to push the flanging module 2, so that the flanging module 3 gradually presses the end of the steel pipe. In the process of pushing the flanging module 3, the flanging module 3 is slowly rotated so that the fluoroplastic tube gradually unfolds on the end face of the steel pipe to form a flanging 101.

[0023] The nut 31 is fixed to the adjustment plate 33, the fixing plate 12 is provided with an adjustment hole 13 arranged along the direction, the adjustment plate 33 is positioned on the adjustment hole 13 by bolts, the fixing plate 12 is provided with a strip through hole 14 parallel to the adjustment hole 13, the strip through hole 14 is arranged between the two adjustment holes 13, and the push screw 32 passes through the nut 31, the adjustment plate 33 and the strip through hole 14. The adjustment plate 33 is positioned on the adjustment hole 13 by bolts, so that the position of the nut 31 on the fixing plate 12 can be adjusted along the adjustment hole 13, the push screw 32 moves along the strip through hole 14 with the position adjustment of the nut 31, so that the installation height of the push rod assembly 3 on the support seat 1 can be adjusted, so that the push screw 32 can be aligned with the axis of the steel pipes of different diameters, and the reliability of the flanging operation is ensured.

[0024] The outer end of the push screw 32 is fixed with a rotating handle 34. The push screw 32 is rotated by holding the rotating handle 34 to move horizontally to push and overturn the side module 2, which is convenient for operation.

[0025] The flanging module 2 is in the shape of a disk, and a gripping rod 21 extending radially is fixed on the flanging module 2. During the flanging operation, the gripping rod 21 is arranged upward, and the operator holds the rotating handle 34 with one hand to rotate so that the push screw 32 pushes the flanging module 2, and holds the rod 21 with the other hand to slowly rotate the flanging module 2 so that the fluoroplastic tube gradually expands on the end face of the steel tube to form a flanging 101. The operation is convenient and simple, and the flanging quality can be improved.

[0026] The above is a complete description of the technical solutions of the embodiments of the utility model in combination with the accompanying drawings. It should be noted that the described embodiments are only part of the embodiments of the utility model. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

Claims

1. A fluoroplastic tube flanging tool, comprising a support seat for supporting a steel tube and a flanging module for pressing and shaping the end flange of the fluoroplastic tube onto the end surface of the steel tube, characterized in that: There are two support seats, which are arranged opposite to each other. The steel pipe is horizontally supported by the two support seats. The support seats are equipped with a push rod assembly that pushes the flanging module to press the end of the fluoroplastic pipe to form a flanging. The installation height of the push rod assembly on the support seat is adjustable.

2. The fluoroplastic tube flanging tool according to claim 1, characterized in that: The support seat is a hollow shape with a water tank at the bottom. A support positioning plate is installed on the support seat. The top edge of the support positioning plate is V-shaped, and the steel pipe is placed on the support positioning plate.

3. The fluoroplastic tube flanging tool according to claim 1, characterized in that: A fixing plate arranged vertically is fixed on the support seat, and the push rod assembly includes a nut mounted on the fixing plate and a push screw matched with the nut, the push screw is parallel to the steel pipe, and the push screw passes through the fixing plate to press the flanging module onto the end of the steel pipe.

4. The fluoroplastic tube flanging tool according to claim 3, characterized in that: The nut is fixed to the adjustment plate, an adjustment hole arranged along the direction is provided on the fixing plate, the adjustment plate is positioned on the adjustment hole by bolts, a strip through hole parallel to the adjustment hole is provided on the fixing plate, the strip through hole is arranged between the two adjustment holes, and the push screw passes through the nut, the adjustment plate and the strip through hole.

5. The fluoroplastic tube flanging tool according to claim 4, characterized in that: The outer end of the push screw is fixed with a rotating handle.

6. The fluoroplastic tube flanging tool according to claim 1, characterized in that: The flanging module is in the shape of a disc, and a gripping rod extending radially is fixed on the flanging module.

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