Cabin section production mold

Abstract

The utility model belongs to the technical field of aircrafts, and particularly relates to a cabin section production mold which comprises a male mold, a female mold, a male mold and a female mold, the male mold comprises mold cores and a plurality of mold blocks, the mold blocks are installed on the side walls of the mold cores, the mold cores are attached to one another, and the edges of the mold blocks are provided with containing grooves; the rotating tool comprises a pair of supporting frames and a rotating piece, arc-shaped supporting notches are formed in the tops of the supporting frames, a rotating shaft is arranged at the end of the rotating piece, and the rotating piece can be connected to the end face of the mold core; the female mold is clamped on the outer side of the male mold; in short, the rotating piece is connected to the side wall of the mold core, the male mold can be rotationally arranged, the male mold can be rotated to measure a stringer and a skin when the stringer and the skin are attached, and the precision of the stringer and the skin is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of aircraft, and in particular relates to a cabin section production mould. Background Art

[0002] Skin truss structures are commonly used in the cabin structure design of aircraft (such as micro solid launch vehicles or missiles). Since skin truss structure cabins have strong designability, good stability, and the highest axial load bearing efficiency, they are suitable for structures designed based on stability and stress, strength, and stiffness, and have good weight advantages.

[0003] In the production process of the skin-truss structure cabin section, it is usually necessary to lay the stringers on the male mold, then lay the skin, then the female mold is embraced with the male mold and evacuated, and finally solidified and formed. However, since the male mold is cylindrical, when laying the stringers and skin, the male mold is usually placed vertically and laid around the male mold manually, which may cause poor cylindricity of the stringers and skin;

[0004] Therefore, how to avoid the difference in cylindricity between trusses and skins is a technical problem that needs to be urgently solved in this field. Utility Model Content

[0005] The utility model aims to provide a cabin section production mould.

[0006] In order to solve the above technical problems, the utility model provides a cabin section production mold, including: a male mold, which includes a mold core and a plurality of modules, the modules are installed on the side walls of the mold core, the mold cores are fitted to each other, and the edges of the modules are provided with placement grooves; a rotating tool, which includes a pair of support frames and a rotating member, the top of the support frame is provided with an arc-shaped supporting notch, the end of the rotating member is provided with a rotating shaft, and the rotating member can be connected to the end face of the mold core; a female mold, which embraces the outer side of the male mold.

[0007] Preferably, the mold core is an annular component, and a plurality of connectors are inserted into the inner wall of the mold core, and the connectors are connected to the modules.

[0008] Preferably, the ends of the top and bottom modules are provided with gathering blocks, which are transitioned to the modules at an oblique angle.

[0009] Preferably, the rotating member is a circular plate, the rotating shaft is arranged on the axis of the rotating member, and the rotating member is connected to the end face of the mold core by bolts.

[0010] Preferably, the female mold comprises a pair of mutually fitting blocks and a pair of end covers; the fitting blocks are provided with fitting notches which can fit the male mold, and the end covers are provided at both ends of the fitting blocks.

[0011] Preferably, a pair of connecting blocks are mirror-imaged on the side walls of the engaging block, and the connecting blocks on the same side are connected by bolts.

[0012] Preferably, the end cover is connected to the engaging block via bolts, and a clamping bolt is inserted into the end cover, and the clamping bolt is connected to the end face of the mold core.

[0013] Preferably, a pressing platform is provided on the end cover, and the pressing platform can fit the modules located at both ends.

[0014] Preferably, a plurality of exhaust holes are provided on the side wall of the engaging block, and the exhaust holes are communicated with the engaging notch.

[0015] The beneficial effects of the utility model are:

[0016] Connecting the rotating part to the side wall of the mold core can realize the rotation setting of the male mold. When attaching the stringers and skins, the male mold can be rotated to measure the stringers and skins, thereby improving the accuracy of the stringers and skins.

[0017] Other features and advantages of the present invention will be set forth in the following description, and in part will become apparent from the description, or may be understood by implementing the present invention.

[0018] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, preferred embodiments are given below and described in detail with reference to the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the specific implementation methods of the utility model or the technical solutions in the prior art, the drawings required for use in the specific implementation methods or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some implementation methods of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0020] Figure 1 It is a stereogram of a preferred embodiment of the male mold and the rotary tooling of the utility model;

[0021] Figure 2 It is a stereogram of a preferred embodiment of the male mold of the utility model;

[0022] Figure 3 It is a stereogram of a preferred embodiment of the rotary tooling of the utility model;

[0023] Figure 4 It is an exploded view of a preferred embodiment of the female mold of the utility model.

[0024] In the figure:

[0025] 001, compartment;

[0026] 1. Male mold;

[0027] 11. mold core; 111. connector; 12. module; 121. placement slot; 122. folding block;

[0028] 2. Rotating tooling;

[0029] 21. support frame; 211. support gap;

[0030] 22. Rotating member; 221. Rotating shaft;

[0031] 3. Female mold;

[0032] 31. Embracing block; 311. Embracing notch; 312. Connecting block; 313. Exhaust hole; 32. End cover; 321. Clamping bolt; 322. Clamping platform. DETAILED DESCRIPTION

[0033] In order to make the purpose, technical solution and advantages of the embodiments of the utility model clearer, the technical solution of the utility model will be clearly and completely described below in conjunction with the accompanying drawings. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0034] like Figures 1 to 4 As shown, at least one embodiment provides a cabin section 001 production mold, including: a male mold 1, which includes a mold core 11 and a plurality of modules 12, wherein the modules 12 are installed on the side walls of the mold core 11, the mold cores 11 are fitted to each other, and the edges of the modules 12 are provided with placement grooves 121; a rotating tool 2, which includes a pair of support frames 21 and a rotating member 22, wherein the top of the support frame 21 is provided with an arc-shaped support notch 211, the end of the rotating member 22 is provided with a rotating shaft 221, and the rotating member 22 can The female mold 3 is connected to the end surface of the core 11; the female mold 3 is engaged with the outer side of the male mold 1; in short, the rotating part 22 is connected to the side wall of the core 11, so that the male mold 1 can be rotated, and the male mold 1 can be rotated to measure the stringers and skins when attaching the stringers and skins, thereby improving the accuracy of the stringers and skins; further, after the stringers and skins on the male mold 1 are laid, the female mold 3 is covered to evacuate them and solidify them; further, by setting the placement groove 121, the stringers can be clamped therein.

[0035] In some embodiments, the core 11 is an annular component, and a plurality of connectors 111 are inserted into the inner wall of the core 11, and the connectors 111 are connected to the module 12; in short, the core 11 is hollow inside to reduce the weight of the core 11, and bolts are inserted inside to fix the module 12.

[0036] In some embodiments, the ends of the top and bottom modules 12 are provided with gathering blocks 122, which are transitioned to the modules 12 at an oblique angle; in short, by providing the gathering blocks 122, the skin at both ends of the cabin section 001 can be thickened and laid, and the closing ends of the skin can be smoothly transitioned.

[0037] In some embodiments, the rotating member 22 is a circular plate, the rotating shaft 221 is arranged on the axis of the rotating member 22, and the rotating member 22 is connected to the end face of the mold core 11 through bolts; in short, the rotating member 22, the rotating shaft 221, and the male mold 1 are coaxially arranged, which can ensure stable and efficient rotation of the male mold 1.

[0038] In some embodiments, the female mold 3 includes a pair of mutually fitting blocks 31 and a pair of end covers 32; the fitting block 31 is provided with a fitting notch 311, the fitting notch 311 can fit the male mold 1, and the end covers 32 are provided at both ends of the fitting block 31; in short, the male mold 1 can be fitted together through the fitting notch 311, and the fitting blocks 31 can fit together, so that the joints of the fitting blocks 31 can be sealed, and the end covers 32 are fitted on both ends of the fitting block 31 to achieve sealing of the two ends of the fitting block 31, and the structure is simple and reliable.

[0039] In some embodiments, a pair of connecting blocks 312 are provided in a mirror image on the side wall of the engaging block 31, and the connecting blocks 312 on the same side are connected by bolts; in short, by providing the connecting blocks 312, the engaging block 31 can be fixed by bolts.

[0040] In some embodiments, the end cover 32 is connected to the clamping block 31 by bolts, and a clamping bolt 321 is inserted into the end cover 32, and the clamping bolt 321 is connected to the end face of the core 11; in short, a sealing strip is arranged on the inner side of the end cover 32, and the end cover 32 is firstly clamped to the flange of the cabin section 001 by the clamping bolt 321, and then connected to the clamping block 31, so as to ensure the quality of the flange of the cabin section 001.

[0041] In some embodiments, a clamping platform 322 is provided on the end cover 32, and the clamping platform 322 can fit the modules 12 located at both ends; in short, the flange of the cabin section 001 can be further clamped by the clamping platform 322.

[0042] In some embodiments, a plurality of exhaust holes 313 are provided on the side wall of the engaging block 31 , and the exhaust holes 313 are connected to the engaging notch 311 ; in short, the exhaust holes 313 can be used to evacuate the female mold 3 and the male mold 1 after the mold is closed.

[0043] In the description of the embodiments of the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0044] In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0045] Based on the above ideal embodiments of the utility model, the relevant staff can make various changes and modifications without deviating from the technical concept of the utility model through the above description. The technical scope of the utility model is not limited to the content of the specification, and its technical scope must be determined according to the scope of the claims.

Claims

1. A cabin production mold, characterized in that: include: A male mold, comprising a mold core and a plurality of modules, wherein the modules are mounted on the side walls of the mold core, the mold cores are fitted to each other, and the edges of the modules are provided with placement grooves; A rotary tooling, comprising a pair of support frames and a rotary member, wherein the top of the support frame is provided with an arc-shaped support notch, the end of the rotary member is provided with a rotary shaft, and the rotary member can be connected to the end surface of the mold core; A female mold is engaged with the outer side of the male mold.

2. The cabin section production mold according to claim 1, characterized in that: The mold core is an annular component, and a plurality of connectors are inserted into the inner wall of the mold core, and the connectors are connected to the modules.

3. The cabin section production mold according to claim 1, characterized in that: The ends of the top and bottom modules are provided with gathering blocks, which are transitioned to the modules through an oblique angle.

4. The cabin section production mold according to claim 1, characterized in that: The rotating member is a circular plate, the rotating shaft is arranged on the axis of the rotating member, and the rotating member is connected to the end surface of the mold core through bolts.

5. The cabin section production mold according to claim 1, characterized in that: The female mold includes a pair of mutually fitting blocks and a pair of end covers; The engaging block is provided with an engaging notch, and the engaging notch can engage with the male mold, and the end covers are arranged at both ends of the engaging block.

6. The cabin section production mold according to claim 5, characterized in that: A pair of connecting blocks are mirror-imaged on the side walls of the engaging blocks, and the connecting blocks on the same side are connected by bolts.

7. The cabin section production mold according to claim 6, characterized in that: The end cover is connected to the embracing block through bolts, and a clamping bolt is inserted into the end cover, and the clamping bolt is connected to the end surface of the mold core.

8. The cabin section production mold according to claim 7, characterized in that: The end cover is provided with a pressing platform, and the pressing platform can fit the modules located at both ends.

9. The cabin section production mold according to claim 8, characterized in that: The side wall of the embracing block is provided with a plurality of exhaust holes, and the exhaust holes are communicated with the embracing notch.

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