CN218751450U - Mould is spread to structural framework in cabin - Google Patents
Mould is spread to structural framework in cabin Download PDFInfo
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- CN218751450U CN218751450U CN202223186758.8U CN202223186758U CN218751450U CN 218751450 U CN218751450 U CN 218751450U CN 202223186758 U CN202223186758 U CN 202223186758U CN 218751450 U CN218751450 U CN 218751450U
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- framework
- paving
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Abstract
The invention discloses a cabin structure frame paving and pasting mold in the mold field, which comprises a framework front module and a framework rear module, wherein the framework rear module is arranged behind the framework front module, the top, the bottom, the left, the right and the back of the framework front module are used as paving and pasting surfaces, the bottom, the left, the right and the front of the framework rear module are used as paving and pasting surfaces, the mold also comprises a reinforcing rib module, a rib paving and pasting groove is arranged on the reinforcing rib module, the reinforcing rib module is arranged below the framework front module and in front of the framework rear module, and the top, the left, the right and the back of the reinforcing rib module are used as paving and pasting surfaces.
Description
Technical Field
The invention relates to the technical field of moulds, in particular to a structural frame paving mould.
Background
The weight of the aerospace advanced composite material used for aerospace structures can be reduced by 20 to 30 percent correspondingly, which is an effect that other advanced technologies cannot achieve, so that the aerospace advanced composite material is increasingly widely applied in the aerospace field, and is rapidly developed into one of four aerospace structural materials after aluminum, steel and titanium. The carbon fiber reinforced material is a marked product in the field of composite materials, has the advantages of anisotropy (designability), high specific strength, high specific modulus, corrosion resistance, fatigue resistance and the like, has good flexibility in design, can reduce the weight of a structure on the premise of meeting the requirements of rigidity, strength and fatigue performance, and has obvious advantages in the field of aerospace structure design.
In the prior art, there is a structural framework in an aircraft cabin, the structure of which is shown in fig. 8, and the structural framework comprises a framework front structure 101, a framework rear structure 102, and a reinforcing rib structure 103 connecting the framework front structure 101 and the framework rear structure 102, the structure is made of a metal material, and in order to realize overall weight reduction, the structure is manufactured by using a composite material; the method for manufacturing the structure in the prior art comprises the steps of paving and pasting the front framework structure 101 and the rear framework structure 102, and then installing the carbon fiber reinforcing rib structure 103 at the joint L of the front framework structure and the rear framework structure in a glue-rivet combination mode.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a paving and pasting die for an intra-cabin structural frame, which solves the problem of layering of reinforcing ribs caused by a glue-rivet combination mode and improves the overall strength.
The purpose of the invention is realized by the following steps: the utility model provides an under-deck structure frame shop pastes mould, includes module and skeleton rear module before the skeleton, the rear of module before the skeleton is set up to the skeleton rear module, the top, end, left and right, the back of module before the skeleton are as spreading the wainscot, the end, left and right, the preceding wainscot as spreading of module behind the skeleton still include the strengthening rib module, are equipped with the rib on the strengthening rib module and spread the groove of pasting, the place ahead of the module behind the below of module, the skeleton before the strengthening rib module sets up at the skeleton, and the top, left and right, the back of strengthening rib module are as spreading the wainscot.
Compared with the prior art, the beneficial effects of the utility model reside in that:
the utility model discloses a design special strengthening rib module, combine strengthening rib and skeleton front construction, skeleton rear structure together through paving the technology, realized integrated into one piece, for the mode that traditional gluey riveting combined, improved overall structure's stability and intensity, the one-step shaping of a plurality of rib structures has simplified operating procedure, has reduced manufacturing cost.
In order to make it more convenient to lay and paste, the strengthening rib module includes the strengthening rib module that the polylith concatenation is in the same place, the rib is laid and is pasted the groove and seted up the both sides of strengthening rib module, the side laminating of two liang of strengthening rib modules is in the same place.
In order to enable the connection precision of the reinforcing rib modules to be higher and further improve the paving precision, the reinforcing rib modules are provided with connecting holes, connecting rods are arranged in the connecting holes, and the reinforcing rib modules are connected in series through the connecting rods.
In order to make the connection of strengthening rib module and skeleton front module more convenient, the front end processing of one of them strengthening rib module has the turn-ups that is used for being connected with skeleton front module.
In order to conveniently add the embedded parts when the framework front module is paved, grooves matched with the embedded parts are processed on the top, the bottom, the left side and the right side of the framework front module.
For make the connection of skeleton front module and skeleton rear module more convenient, the back of skeleton front module is equipped with the boss that is used for with skeleton rear module be connected.
In order to ensure that the profile of the final product is smoother, the device also comprises pressing plates wrapped on the top, the bottom, the left side and the right side.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a schematic view of the internal structure of the present embodiment.
Fig. 3 is a schematic structural diagram of the reinforcement rib module in this embodiment.
Fig. 4 is a schematic structural diagram of the front frame module in this embodiment.
Fig. 5 is a schematic structural diagram of the rear skeleton module according to the present embodiment.
Fig. 6 is a schematic view of the present embodiment in use.
Fig. 7 is a schematic diagram of the reinforcing rib paving of the embodiment.
Fig. 8 is a schematic diagram of a prior art structural framework.
The structure comprises a structure framework 1, a framework front structure 101, a framework rear structure 102, a reinforcing rib structure 103, a mold 2, a framework front module 201, an embedded part groove 2011, a 2012 boss, a 2013 rear positioning hole, a framework rear module 202, a 2021 profile groove, a 2022 threaded hole, a reinforcing rib module 203, a 2031 reinforcing rib module, a 2032 rib paving groove, a 2033 connecting hole, a 2034 flanging, a 2035 front positioning hole and a 3 pressing plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Examples
The mold for paving and pasting the frame in the cabin structure comprises a framework front module 201, a framework rear module 202 and a reinforcing rib module 203, wherein the framework rear module 202 is arranged behind the framework front module 201, the top, the bottom, the left side, the right side and the back side of the framework front module 201 are used as paving and pasting surfaces, the bottom, the left side, the right side and the front side of the framework rear module 202 are used as paving and pasting surfaces, profile grooves 2021 are formed in the bottom, the left side and the right side of the framework rear module 202, a rib paving and pasting groove 2032 is formed in the reinforcing rib module 203, the reinforcing rib module 203 is arranged below the framework front module 201 and in front of the framework rear module 202, and the top, the left side, the right side and the back side of the reinforcing rib module 203 are used as paving and pasting surfaces.
In this embodiment, as shown in fig. 6, the prepreg is first laid on the top, left, right, and back of the stiffener module 203, the prepreg is laid on the bottom, left, right, and front of the back frame module 202, and the prepreg is precured to obtain a contact surface layer with stiffeners, and then the stiffener module 203 with the layer is connected to the front frame module 201 and the back frame module 202 with the layer, and the external connection surface is properly laid, and then sent to an autoclave for curing, and after curing, the product is obtained by demolding, thereby saving the riveting process and making the structure more stable; the framework structure is formed in one step, operation steps are reduced, the use of an autoclave can be reduced, energy consumption is reduced, and meanwhile, only one mold 2 is needed, so that the production cost is reduced.
Further, as shown in fig. 3, the stiffener module 203 includes a plurality of stiffener modules 2031 spliced together, the stiffener paving grooves 2032 are formed on both sides of the stiffener modules 2031, and the sides of every two stiffener modules 2031 are spliced together.
Specifically, in this embodiment, the reinforcing rib modules 2031 are square block-shaped structures and are divided into five blocks, the rib paving grooves 2032 on both sides are processed into a triangular shape (the shape can be adjusted as required, and is generally triangular), the top, back, left and right sides of the reinforcing rib modules 2031 are used as paving surfaces during paving, the side surfaces of each reinforcing rib module 2031 are butted and attached after paving, and the paving layers in the area of the two butted rib paving grooves 2032 form ribs; divide into the structure can be assembled to the reinforcing rib module 203 multiple block for make more convenient the shop of pasting to the muscle when shop pastes, for overall structure, rib shop pastes groove 2032 is not convenient for stretch out one's hand, so part the back, only need shop paste both sides dock again and can easily realize the shop of rib and paste, still can cooperate the whole bulk strength of guaranteeing the structure of paving after the completion of rib district shop paste, concrete, as shown in fig. 7, half a layer thickness can be paved when single module shop pastes, can be again the whole other half layer of paving of surface after the completion.
Further, as shown in fig. 3, a connection hole 2033 is formed on the reinforcing rib module 2031, a connection rod (not shown in the figure) is disposed in the connection hole 2033, and a plurality of reinforcing rib modules 2031 are connected in series via the connection rod.
Specifically, the connecting holes 2033 are circular holes, and each reinforcing rib module 2031 is provided with two connecting holes 2033, and the five reinforcing rib modules 2031 are connected in series by two connecting rods, and it should be noted that the design makes the top and back laying surfaces of the five reinforcing rib modules 2031 coplanar, and the left and right laying surfaces aligned, thereby ensuring the laying precision.
Further, as shown in fig. 3, a flange 2034 for connecting with the front frame module 201 is formed at the front end of one of the rib modules 2031.
Specifically, the flange 2034 is formed by extending the front surface of the most outside reinforcing rib module 2031 upwards, and four front positioning holes 2035 are formed in the flange 2034, four threaded holes (not shown in the figure) matched with the front positioning holes 2035 are machined in the front surface of the framework front module 201, and it should be noted that a positioning screw passes through the front positioning holes 2035 and is screwed into the threaded holes, so that the reinforcing rib module 203 is fixedly connected with the framework front module 201, and the contact surfaces are attached to each other.
Further, as shown in fig. 4, embedded part grooves 2011 for matching embedded parts are processed on the top, bottom, left and right surfaces of the framework front module 201.
Specifically, 12 embedded part grooves 2011 are formed, wherein the top surface and the bottom surface are four, and the left surface and the right surface are two, but the embedded part grooves are not limited to the number of the embedded part grooves, can be arranged according to actual needs, are convenient to add the embedded parts at the positions due to the design, and are convenient to install and connect, and common embedded parts are connecting pieces.
Further, as shown in fig. 4-5, a boss 2012 for connecting with the frame rear module 202 is provided behind the frame front module 201.
Specifically, the boss 2012 is square and is arranged at the center of the framework front module 201, so a square hole can be formed after the forming, if the center does not need the square hole, the boss 2012 can be arranged at four corners or other edge positions, and can be adjusted according to actual needs, in the embodiment, eight rear positioning holes 2013 are formed in the boss 2012, eight threaded holes 2022 matched with the rear positioning holes 2013 are processed in front of the framework rear module 202, the positioning screws penetrate through the rear positioning holes 2013 and are in threaded connection with the threaded holes 2022, and the fixed connection between the framework rear module 202 and the framework front module 201 is completed, so that the contact surfaces are attached.
Further, the embodiment also comprises a pressing plate 3 which is wrapped at the top, the bottom, the left and the right.
Specifically, the pressing plate 3 is provided with four blocks, and the molds 2 are wrapped from four corners respectively so as to ensure the smoothness and tidiness of the outer surface.
The above description of the embodiments is only intended to facilitate the understanding of the method of the invention and its core idea. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.
Claims (7)
1. The utility model provides an under-deck structure frame shop pastes mould, includes module and skeleton rear module before the skeleton, the rear of module before the skeleton is set up to the skeleton rear module, the top, end, left and right, the back of module are as spreading the wainscot before the skeleton, the end, left and right, the preceding wainscot as spreading of module behind the skeleton, its characterized in that still includes the strengthening rib module, is equipped with the rib on the strengthening rib module and spreads the groove of pasting, the place ahead of module behind the below of module, the skeleton before the strengthening rib module sets up, and the top, left and right, the back of strengthening rib module are as spreading the wainscot.
2. The mold for laying a frame of an indoor structure as claimed in claim 1, wherein the rib module comprises a plurality of rib modules spliced together, the rib laying grooves are formed on both sides of the rib modules, and the side surfaces of every two rib modules are spliced together.
3. The mold for paving and pasting the intra-cabin structural frame according to claim 2, wherein the reinforcing rib modules are provided with connecting holes, connecting rods are arranged in the connecting holes, and the plurality of reinforcing rib modules are connected in series through the connecting rods.
4. The mold for laying a frame of an indoor structure as claimed in claim 2, wherein a front end of one of the rib modules is formed with a flange for connecting with a front module of the frame.
5. The in-cabin structural frame paving mold according to any one of claims 1-4, wherein grooves for fitting embedded parts are machined on the top, bottom, left and right surfaces of the framework front module.
6. An indoor structure frame paving mould as claimed in any one of claims 1 to 4, wherein a boss is provided behind the framework front module for connection with the framework rear module.
7. A mould for laying down a structural frame in a cabin according to any one of claims 1 to 4, further comprising a pressing plate wrapped on the top, bottom, left and right sides.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202223186758.8U CN218751450U (en) | 2022-11-30 | 2022-11-30 | Mould is spread to structural framework in cabin |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202223186758.8U CN218751450U (en) | 2022-11-30 | 2022-11-30 | Mould is spread to structural framework in cabin |
Publications (1)
Publication Number | Publication Date |
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CN218751450U true CN218751450U (en) | 2023-03-28 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202223186758.8U Withdrawn - After Issue CN218751450U (en) | 2022-11-30 | 2022-11-30 | Mould is spread to structural framework in cabin |
Country Status (1)
Country | Link |
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CN (1) | CN218751450U (en) |
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2022
- 2022-11-30 CN CN202223186758.8U patent/CN218751450U/en not_active Withdrawn - After Issue
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