CN210100758U - Composite material circular tube forming die with end part embedded flange - Google Patents
Composite material circular tube forming die with end part embedded flange Download PDFInfo
- Publication number
- CN210100758U CN210100758U CN201920939598.9U CN201920939598U CN210100758U CN 210100758 U CN210100758 U CN 210100758U CN 201920939598 U CN201920939598 U CN 201920939598U CN 210100758 U CN210100758 U CN 210100758U
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- circular
- shaped guide
- positioning plate
- circular arc
- positioning
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Abstract
The utility model relates to a combined material pipe forming die of pre-buried flange of tip belongs to combined material mould field. Circular arc-shaped guide plates are distributed on the periphery of an inner hole of the circular positioning plate, threaded through holes are uniformly distributed on the circumference of the middle part of each circular arc-shaped guide plate, circular through holes are uniformly distributed on the surface of the positioning plate between the circular arc-shaped guide plates, the inner hole of the positioning plate is installed on a cylindrical hollow core mold with a shaft neck in a sliding fit mode, a positioning bolt screwed into the threaded through hole of the circular arc-shaped guide plate of the positioning plate is screwed, and the positioning plate and the core mold are fastened together. The utility model discloses a structural design of type mandrel and positioning disk utilizes the extrusion of pre-buried ring flange during location to carbon fiber prepreg cloth, has guaranteed pipe tip carbon fiber prepreg cloth and pre-buried metal ring flange's seamless combination, makes curing forming's carbon fiber prepreg cloth and pre-buried ring flange tie as an organic wholely, and the hoist and mount connecting thread bearing capacity of processing on the combined material pipe tip metal ring flange improves by a wide margin.
Description
Technical Field
The utility model belongs to combined material mould field, specifically speaking are combined material pipe forming die of pre-buried flange of tip.
Background
The composite material has the characteristics of high strength, small density, corrosion resistance and high temperature resistance, and is widely applied to various industries, particularly the aerospace field, when a large-sized composite material circular pipe is carried and hoisted, a threaded counter bore connecting bolt processed at the end part of the pipe body is needed to meet the hoisting requirement 2.
Disclosure of Invention
In order to overcome the not enough of prior art, the utility model provides a combined material pipe forming die of pre-buried flange of tip, its simple structure, the equipment is convenient, and its bearing capacity of hoist and mount connecting thread of processing improves by a wide margin on the pre-buried metal flange dish of combined material pipe tip, can satisfy the hoist and mount transport requirement of large-scale combined material pipe completely.
The utility model provides a technical scheme that its technical problem adopted is: the composite material circular tube forming die with the flange embedded at the end part comprises a core die and a positioning plate and is characterized in that circular arc-shaped guide plates are distributed on the periphery of an inner hole of the circular ring-shaped positioning plate, threaded through holes are uniformly distributed on the circumference of the middle part of each circular arc-shaped guide plate, circular through holes are uniformly distributed on the surface of the positioning plate between the circular arc-shaped guide plates, the inner hole of the positioning plate is installed on the core die of a cylindrical hollow structure with a shaft neck in a sliding fit mode, a positioning bolt screwed into the threaded through holes of the circular arc-shaped guide plates of the positioning plate is screwed, and the positioning plate.
The utility model discloses still can realize through following measure: three threaded through holes are uniformly distributed on the circumference of the middle part of the arc-shaped guide plates distributed on the periphery of the inner hole of the positioning disk, and nine circular through holes are uniformly distributed on the surface of the positioning disk between the arc-shaped guide plates of the positioning disk.
The beneficial effects of the utility model are that, through the structural design of type mandrel and positioning disk, the locking force when utilizing pre-buried metal ring flange location is spread to the axial and is pasted carbon fiber prepreg cloth and extrude, the gap between carbon fiber prepreg cloth and the metal ring flange has been eliminated, make solidification forming's carbon fiber tissue and metal ring flange knot as an organic whole, spread through radial tensile carbon fiber prepreg cloth of taking, the holistic closely knit degree of combined material pipe has been guaranteed, the hoist and mount connecting thread bearing capacity of processing improves by a wide margin on the pre-buried metal ring flange of combined material pipe tip, can satisfy the hoist and mount transport requirement of large-scale combined material pipe completely.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a left side view of fig. 1 of the present invention.
Fig. 3 is a schematic structural view of the positioning plate of the present invention.
Fig. 4 is a sectional view of a portion a of fig. 1 according to the present invention.
In the figure, 1, a core mould, 2, a positioning disc, 3, a positioning bolt, 4, unidirectional prepreg cloth, 5, a metal flange plate, 6, plain weave prepreg cloth, 7, a stud bolt, 8, a locking nut, 9, a threaded through hole and 10, a circular through hole are arranged.
Detailed Description
The utility model discloses a mandrel 1 and positioning disk 2, the peripheral distribution of 2 hole of ring shape positioning disk has convex deflector, the equipartition has screw thread through-hole 9 on the circumference at convex deflector middle part, 2 surface equipartitions of positioning disk between the convex deflector have circular through-hole 10, install the hole sliding fit of positioning disk 2 on the mandrel 1 that has the cylindrical hollow structure of axle journal, screw up positioning bolt 3 in the 2 convex deflector screw thread through-holes of screw in positioning disk 9, fix positioning disk 2 together with mandrel mould 1, the equipartition has three screw thread through-hole 9 on the circumference at the convex deflector middle part of 2 hole peripheral distributions of positioning disk, positioning disk surface equipartition between 2 convex deflectors of positioning disk has nine circular through-holes 10.
The embedded metal flange 5 of the composite circular tube is made of high-strength aluminum alloy materials, the annular metal flange 5 is composed of three one-third circular rings with rectangular cross sections, threaded counter bores corresponding to the circular through holes 10 of the positioning disc 2 are machined in the side face of the metal flange 5, and the composite circular tube is composed of two kinds of carbon fiber/epoxy resin material prepreg cloth with woven structures, namely unidirectional prepreg cloth 4 and plain woven prepreg cloth 6.
The utility model discloses a use method is: after the positioning disc 2 is installed on the core mould 1, according to the design requirement of laying and pasting the carbon fiber/epoxy resin prepreg cloth, radially laying and pasting the unidirectional prepreg cloth 4 on the outer circle surface of the core mould 1 on the inner side of the positioning disc 2 with tension, when the outer diameter of the laid and pasted unidirectional prepreg cloth 4 circular pipe is equal to the inner diameter of the metal flange 5, axially laying and pasting the trisection circular plain weave prepreg cloth 6 with the same appearance as the metal flange 5 on the surface of the unidirectional prepreg cloth 4 circular pipe on the inner side of the positioning disc 2, screwing the axially laid circular plain weave prepreg cloth 6 into the locking nut 8 after reaching the size requirement, installing the combined circular metal flange 5 on the outer circle surface of the unidirectional prepreg cloth 4 circular pipe, screwing the stud bolt 7 fixed in the thread counter bore on the side of the metal flange 5 into the circular through hole 10 of the circular plain weave prepreg cloth 6 and the circular through hole 10 of the positioning disc 2 with uniform force, and continuously radially laying and pasting the unidirectional prepreg cloth 4 circular pipe with tension on the surface of the inner Cloth 4, carry out the curing process after the 4 pipe external diameters of the one-way preimpregnation cloth of spreading subsides and 5 external diameters of metal flange dish equal, the stud 7 that the combined material pipe tip after the shaping drawing of patterns exposes is amputated with the machining method, intraductal surplus stud 7 is favorable to improving end connection intensity with carbon fiber tissue solidification is integrative, in addition, the one-way preimpregnation cloth 4 of radially taking tension to spread to paste and the ring shape plain weave preimpregnation cloth 6 of axial after spreading to paste through compressing tightly, the space between the carbon fiber preimpregnation cloth has been eliminated, the combined material pipe of having guaranteed the curing shaping has very high closely knit degree.
Claims (2)
1. The composite material circular tube forming die with the flange embedded at the end part comprises a core die and a positioning plate and is characterized in that circular arc-shaped guide plates are distributed on the periphery of an inner hole of the circular ring-shaped positioning plate, threaded through holes are uniformly distributed on the circumference of the middle part of each circular arc-shaped guide plate, circular through holes are uniformly distributed on the surface of the positioning plate between the circular arc-shaped guide plates, the inner hole of the positioning plate is installed on the core die of a cylindrical hollow structure with a shaft neck in a sliding fit mode, a positioning bolt screwed into the threaded through holes of the circular arc-shaped guide plates of the positioning plate is screwed, and the positioning plate.
2. The composite material circular tube forming die with the end embedded flange as claimed in claim 1, wherein three threaded through holes are uniformly distributed on the circumference of the middle part of the circular arc-shaped guide plates distributed on the periphery of the inner hole of the positioning disk, and nine circular through holes are uniformly distributed on the surface of the positioning disk between the circular arc-shaped guide plates of the positioning disk.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920939598.9U CN210100758U (en) | 2019-06-21 | 2019-06-21 | Composite material circular tube forming die with end part embedded flange |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920939598.9U CN210100758U (en) | 2019-06-21 | 2019-06-21 | Composite material circular tube forming die with end part embedded flange |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210100758U true CN210100758U (en) | 2020-02-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920939598.9U Active CN210100758U (en) | 2019-06-21 | 2019-06-21 | Composite material circular tube forming die with end part embedded flange |
Country Status (1)
| Country | Link |
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| CN (1) | CN210100758U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114474645A (en) * | 2022-02-14 | 2022-05-13 | 三杰节能新材料股份有限公司 | Processing method of large polyethylene heat-preservation outer protection bent pipe |
-
2019
- 2019-06-21 CN CN201920939598.9U patent/CN210100758U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114474645A (en) * | 2022-02-14 | 2022-05-13 | 三杰节能新材料股份有限公司 | Processing method of large polyethylene heat-preservation outer protection bent pipe |
| CN114474645B (en) * | 2022-02-14 | 2023-10-27 | 三杰节能新材料股份有限公司 | Processing method of large-sized polyethylene heat-insulation outer protection bent pipe |
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