CN211161244U - Three-way pipe precision extrusion forming device - Google Patents
Three-way pipe precision extrusion forming device Download PDFInfo
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- CN211161244U CN211161244U CN201922022533.0U CN201922022533U CN211161244U CN 211161244 U CN211161244 U CN 211161244U CN 201922022533 U CN201922022533 U CN 201922022533U CN 211161244 U CN211161244 U CN 211161244U
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Abstract
The utility model discloses an accurate extrusion device of three-way pipe: the pipe fitting forming die comprises a forming die structure and a pipe fitting to be formed, wherein the forming die structure comprises a die cavity, and the pipe fitting to be formed is arranged in the die cavity in a matched mode; through holes are formed in two ends of the die cavity, telescopic extrusion columns are arranged at two ends of the die cavity respectively, and the telescopic extrusion columns horizontally extend into the die cavity through the through holes; the outer diameter of the extrusion part of the telescopic extrusion column is matched with the inner diameter of the pipe fitting to be formed; the pipe fitting to be formed is internally provided with expansion rubber, the middle side wall in the die cavity is provided with an expansion groove in a concave mode, the extrusion parts of the telescopic extrusion columns respectively extend into the pipe fitting to be formed to extrude the expansion rubber, and the expansion rubber extrudes the side wall of the pipe fitting to be formed to be expanded and formed in the expansion groove. The straight pipe is formed by protruding the inner extrusion side wall outwards, so that the production efficiency of the three-way pipe fitting is improved; meanwhile, the forming size is controlled through the die, so that the forming precision of the three-way pipe fitting is high.
Description
Technical Field
The utility model relates to a technical field is made to the pipe fitting, especially relates to accurate extrusion device of three-way pipe.
Background
When the tee pipe fitting is produced, the tee pipe fitting is generally formed by welding or casting, so that the produced tee pipe fitting is high in cost and low in efficiency.
Disclosure of Invention
The purpose of the invention is as follows: in order to overcome the defects existing in the prior art, the utility model provides a three-way pipe precision extrusion device can solve the problems.
The technical scheme is as follows: in order to achieve the above object, the utility model discloses an accurate extrusion device of three-way pipe: the pipe fitting forming die comprises a forming die structure and a pipe fitting to be formed, wherein the forming die structure comprises a die cavity, and the pipe fitting to be formed is arranged in the die cavity in a matched mode; through holes are formed in two ends of the die cavity, telescopic extrusion columns are arranged at two ends of the die cavity respectively, and the telescopic extrusion columns horizontally extend into the die cavity through the through holes; the outer diameter of the extrusion part of the telescopic extrusion column is matched with the inner diameter of the pipe fitting to be formed; the pipe fitting to be molded is internally provided with expansion rubber, the side wall in the middle of the die cavity is provided with an expansion groove in a concave manner, the expansion groove respectively extends into the pipe fitting to be molded through the extrusion parts of the telescopic extrusion columns on the two sides to extrude the expansion rubber, and the expansion rubber extrudes the side wall of the pipe fitting to be molded to be expanded and molded in the expansion groove; the straight pipe is formed by protruding the inner extrusion side wall outwards, so that the production efficiency of the three-way pipe fitting is improved; meanwhile, the forming size is controlled through the die, so that the forming precision of the three-way pipe fitting is high.
Furthermore, the diameter of the through hole at the two ends of the die cavity is smaller than the outer diameter of the pipe fitting to be formed and is larger than the inner diameter of the pipe fitting to be formed; the length of the die cavity is matched with that of the pipe fitting to be formed; the pipe fitting to be formed is positioned, so that the position of the side wall of the pipe fitting to be formed, which protrudes and expands, can be controlled.
Furthermore, the mold forming structure comprises a lower mold and an upper mold, the lower mold is fixedly arranged on the fixed table surface, and the upper mold is arranged right above the lower mold; an upper supporting plate is arranged right above the upper die and is supported and arranged right above the fixed table top through a supporting column; the lower surface of the upper supporting plate is fixedly provided with a telescopic hydraulic column, the telescopic end of the telescopic hydraulic column is fixedly arranged on the upper surface of the upper die, and the telescopic end of the hydraulic telescopic column is arranged in a telescopic manner along the vertical direction; the upper surface of the lower die is provided with a first cylindrical semicircular groove, and the expansion groove is arranged in the middle of the first cylindrical semicircular groove; a second cylindrical semicircular groove matched with the upper die is formed in the matching position of the lower surface of the upper die; the hydraulic telescopic column extends downwards, and the second cylindrical semicircular groove is buckled with the first cylindrical semicircular groove to form a die cavity; the die cavity arranged in this way is beneficial to the installation or the removal of the pipe to be formed.
Furthermore, a positioning groove hole is formed in the upper surface of the lower die, a positioning column is vertically arranged on the lower surface of the upper die downwards, the positioning column is arranged right above the positioning groove hole, and the outer diameter of the positioning column is matched with the positioning groove hole; thus, the guiding and positioning functions are realized for the closing of the upper die and the lower die.
Has the advantages that: the three-way pipe precise extrusion forming device of the utility model puts the pipe fitting to be formed into the three-way die cavity, and extrudes the expansion rubber in the pipe fitting to be formed through the telescopic extrusion column to ensure that the expansion rubber expands and extrudes in the pipe fitting to be formed, thereby leading the pipe wall of the pipe fitting to be formed to be expanded and formed in the expansion groove under the stress at the expansion groove; the pipe fitting to be formed is extruded into the three-way pipe fitting, so that the straight pipe protrudes outwards from the inner extrusion side wall for forming, and the production efficiency of the three-way pipe fitting is improved; meanwhile, the forming size is controlled through the die, so that the forming precision of the three-way pipe fitting is high.
Drawings
FIG. 1 is a schematic view of the whole structure of the extrusion forming equipment for tee pipe fitting of the present invention;
FIG. 2 is a schematic view of a cross-sectional structure in a mold cavity according to the present invention;
fig. 3 is a schematic structural view of the upper die and the lower die of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
The three-way pipe precise extrusion forming device shown in the attached figures 1-3 comprises: the pipe fitting forming device comprises a forming die structure 1 and a pipe fitting 3 to be formed, wherein the pipe fitting 3 to be formed is a thin-wall straight steel pipe; the forming die structure 1 comprises a die cavity 2, and the pipe fitting 3 to be formed is arranged in the die cavity 2 in a matching manner; through holes 21 are formed in two ends of the die cavity 2, telescopic extrusion columns 4 are respectively arranged at two ends of the die cavity 2, and the telescopic extrusion columns 4 horizontally extend into the die cavity 2 through the through holes; the outer diameter of the extrusion part 4 of the telescopic extrusion column 4 is matched with the inner diameter of the pipe fitting 3 to be formed; the pipe fitting 3 to be formed is internally provided with expansion rubber 5, the expansion rubber 5 is made of elastic rubber, and the expansion rubber 5 can deform under the action of stress. The expansion groove 20 is concavely arranged on the side wall of the middle part in the die cavity 2, the extrusion parts 41 of the telescopic extrusion columns 4 on the two sides respectively extend into the pipe 3 to be formed to extrude the expansion rubber 5, the expansion rubber 5 extrudes the side wall of the pipe 3 to be formed from the inside, and due to the supporting effect of the die cavity 2 wall on the pipe 3 to be formed, the pipe 3 to be formed cannot deform at the other parts except the expansion groove 20, and the expansion rubber 5 extrudes the side wall of the pipe 3 to be formed and protrude into the expansion groove 20 for forming; the pipe fitting 3 to be formed is extruded into the three-way pipe fitting, so that the straight pipe protrudes outwards from the inner extrusion side wall for forming, and the production efficiency of the three-way pipe fitting is improved; meanwhile, the forming size is controlled through the die, so that the forming precision of the three-way pipe fitting is high.
The diameter of the through hole 21 at the two ends of the die cavity 2 is smaller than the outer diameter of the pipe fitting 3 to be formed, and is larger than the inner diameter of the pipe fitting 3 to be formed; the length of die cavity 2 and the length cooperation setting of 3 pipe fittings of treating the shaping, can realize treating the location of shaping pipe fittings 3 in die cavity 2 fast like this to be favorable to controlling the position of treating 3 lateral walls protrusion inflation of shaping pipe fittings.
The die forming structure 1 comprises a lower die 11 and an upper die 12, wherein the lower die 11 is fixedly arranged on the fixed table top 6, and the upper die 12 is arranged right above the lower die 11; an upper supporting plate 7 is arranged right above the upper die 12, and the upper supporting plate 7 is supported and arranged right above the fixed table top 6 through a supporting column 8; the lower surface of the upper supporting plate 7 is fixedly provided with a telescopic hydraulic column 9, the telescopic end of the telescopic hydraulic column 9 is fixedly arranged on the upper surface of the upper die 12, and the telescopic end of the hydraulic telescopic column 12 is arranged in a telescopic manner along the vertical direction; a first cylindrical semicircular groove 111 is formed in the upper surface of the lower die 11, and the expansion groove 20 is formed in the middle of the first cylindrical semicircular groove 111; a second cylindrical semicircular groove 121 matched with the lower surface of the upper die 12 is formed in the matching position of the lower surface of the upper die 12; the flexible hydraulic column 9 stretches out downwards, and second cylindric half slot 121 and the lock of first cylindrical half slot 111 form die cavity 2, can realize that die cavity 2 opens fast and close through the flexible hydraulic column 9 of control like this to be favorable to treating that the pipe fitting 3 of shaping is put into die cavity 2 and the pipe fitting after the extrusion is accomplished takes out fast.
The upper surface of the lower die 11 is provided with a positioning slot hole 112, the lower surface of the upper die 12 is vertically provided with a positioning column 122 downwards, the positioning column 122 is arranged right above the positioning slot hole 112, and the outer diameter of the positioning column 122 is matched with the positioning slot hole 112, so that when the telescopic hydraulic column 9 pushes the upper die 12 to close the lower die 11, the positioning column 122 is matched and positioned with the positioning slot hole 112 in one step, and the closing of the upper die 12 and the lower die 11 is guided and positioned.
The above description is only a preferred embodiment of the present invention, and it should be noted that: for those skilled in the art, without departing from the principle of the present invention, several improvements and modifications can be made, and these improvements and modifications should also be considered as the protection scope of the present invention.
Claims (4)
1. Accurate extrusion device of three-way pipe, its characterized in that: the pipe fitting forming device comprises a forming die structure (1) and a pipe fitting (3) to be formed, wherein the forming die structure (1) comprises a die cavity (2), and the pipe fitting (3) to be formed is arranged in the die cavity (2) in a matching mode; through holes (21) are formed in two ends of the die cavity (2), telescopic extrusion columns (4) are respectively arranged at two ends of the die cavity (2), and the telescopic extrusion columns (4) horizontally extend into the die cavity (2) through the through holes; the outer diameter of an extrusion part (41) of the telescopic extrusion column (4) is matched with the inner diameter of the pipe fitting (3) to be formed; treat to be provided with inflation rubber (5) in shaping pipe fitting (3), the sunken inflation groove (20) that sets up of middle lateral wall in die cavity (2) are through both sides extrusion position (41) of flexible extrusion post (4) stretch into respectively and wait to shape pipe fitting (3) in extrusion inflation rubber (5), inflation rubber (5) extrusion is waited to shape pipe fitting (3) lateral wall inflation shaping in inflation groove (20).
2. The three-way pipe precise extrusion forming device of claim 1, wherein: the diameter of the through hole (21) at the two ends of the die cavity (2) is smaller than the outer diameter of the pipe (3) to be molded and larger than the inner diameter of the pipe (3) to be molded; the length of the die cavity (2) is matched with that of the pipe fitting (3) to be formed.
3. The three-way pipe precise extrusion forming device of claim 2, wherein: the forming die structure (1) comprises a lower die (11) and an upper die (12), the lower die (11) is fixedly arranged on the fixed table top (6), and the upper die (12) is arranged right above the lower die (11); an upper supporting plate (7) is arranged right above the upper die (12), and the upper supporting plate (7) is supported and arranged right above the fixed table top (6) through a supporting column (8); the lower surface of the upper supporting plate (7) is fixedly provided with a telescopic hydraulic column (9), the telescopic end of the telescopic hydraulic column (9) is fixedly arranged on the upper surface of the upper die (12), and the telescopic end of the telescopic hydraulic column (9) is arranged in a telescopic manner along the vertical direction; a first cylindrical semicircular groove (111) is formed in the upper surface of the lower die (11), and the expansion groove (20) is formed in the middle of the first cylindrical semicircular groove (111); a second cylindrical semicircular groove (121) matched with the lower surface of the upper die (12) is formed in the matching position of the lower surface of the upper die; the telescopic hydraulic column (9) extends downwards, and the second cylindrical semicircular groove (121) and the first cylindrical semicircular groove (111) are buckled to form the die cavity (2).
4. The three-way pipe precise extrusion forming device of claim 3, wherein: the upper surface of the lower die (11) is provided with a positioning slot hole (112), the lower surface of the upper die (12) is vertically provided with a positioning column (122) downwards, the positioning column (122) is arranged right above the positioning slot hole (112), and the outer diameter of the positioning column (122) is matched with the positioning slot hole (112).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922022533.0U CN211161244U (en) | 2019-11-21 | 2019-11-21 | Three-way pipe precision extrusion forming device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922022533.0U CN211161244U (en) | 2019-11-21 | 2019-11-21 | Three-way pipe precision extrusion forming device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211161244U true CN211161244U (en) | 2020-08-04 |
Family
ID=71819279
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922022533.0U Active CN211161244U (en) | 2019-11-21 | 2019-11-21 | Three-way pipe precision extrusion forming device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211161244U (en) |
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2019
- 2019-11-21 CN CN201922022533.0U patent/CN211161244U/en active Active
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