CN114770867A - Deformation adapter and mould for manufacturing deformation adapter - Google Patents
Deformation adapter and mould for manufacturing deformation adapter Download PDFInfo
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- CN114770867A CN114770867A CN202210338949.7A CN202210338949A CN114770867A CN 114770867 A CN114770867 A CN 114770867A CN 202210338949 A CN202210338949 A CN 202210338949A CN 114770867 A CN114770867 A CN 114770867A
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/2602—Mould construction elements
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention provides a deformation adapter and a mold for manufacturing the same, relates to the technical field of solid rocket engine devices, and solves the technical problem that a core mold framework generates expansion deformation in a high-temperature environment to cause deformation of an outer shell. The adapter body is made of elastic materials and can deform and contract when the core mold framework expands at high temperature so as to prevent the outer shell from deforming. When the outer shell and the core mold framework are cured at high temperature, the core mold framework expands and deforms under the action of heat, the adapter body bears the pressure of the core mold framework at high temperature and can deform, and the adapter body contracts after being heated, so that the deformation of the core mold framework can be reduced, the outer shell is prevented from deforming under the action of the pressure of the core mold framework, and the smooth production and assembly are ensured.
Description
Technical Field
The invention relates to the technical field of solid rocket engine devices, in particular to a deformation adapter and a die for manufacturing the deformation adapter.
Background
Referring now to FIG. 1, FIG. 1 is a schematic illustration of a prior art rocket engine core; the large-scale solid rocket engine mandrel sequentially comprises a mandrel framework, a gypsum layer and an outer shell from inside to outside, wherein the mandrel framework is a metal layer, the gypsum layer is coated on the metal layer to improve the structural strength, the outer shell is usually made of carbon fiber materials, and the carbon fiber outer shell is required to undergo 5 times of precuring and 1 time of final curing in the process of being wound on the gypsum layer.
The applicant has found that the prior art has at least the following technical problems: because the outer shell and the core mold framework are solidified at high temperature, the core mold framework is easy to expand and deform in a high-temperature environment due to different deformation amounts caused by the thermal expansion coefficients of different materials, so that the gypsum layer cracks, and the outer shell deforms, thereby causing production and assembly problems.
Disclosure of Invention
The invention aims to provide a deformation adapter and a die for manufacturing the deformation adapter, and aims to solve the technical problem that a core die framework in the prior art expands and deforms in a high-temperature environment to cause deformation of an outer shell. The technical effects that can be produced by the preferred technical scheme in the technical schemes provided by the invention are described in detail in the following.
In order to realize the purpose, the invention provides the following technical scheme:
the invention provides a deformation adapter which comprises an adapter body, wherein the inner outline of the adapter body is matched with the outline of a core mold framework, the adapter body is sleeved on the core mold framework and positioned between the core mold framework and an outer shell, and the adapter body is made of an elastic material and can deform and contract when the core mold framework expands at high temperature so as to prevent the outer shell from deforming.
Preferably, the peripheral wall of the adapter body is of an arc-shaped structure, and a plurality of micropores are uniformly arranged on the peripheral wall of the adapter body.
Preferably, the deformable adapter further comprises a braid and a gypsum layer, wherein: the body cladding of weaving in this is external to the adapter, the gypsum layer cladding in it is external to weave, the shell body cladding in outside the gypsum layer.
Preferably, the adapter body comprises arc-shaped pieces, the adjacent arc-shaped pieces are adhered and fixed, and the adapter body is enclosed among all the arc-shaped pieces.
Preferably, the adapter body is made of silicone rubber by injection molding.
The present invention also provides a mold for manufacturing the above deformation adaptor, the mold comprising a base, a movable mold and a stationary mold having an injection gate, wherein:
the base is fixed and supported at the bottom of the movable die and the fixed die, one of the movable die and the fixed die is matched with at least part of convex surface of the adapter body through an inner molded surface, the other inner molded surface is matched with at least part of concave surface of the adapter body, and the movable die and the fixed die are connected and form a cavity.
Preferably, a plurality of micropores are uniformly arranged on the peripheral wall of the adapter body;
and after the movable die and the fixed die are connected in place, the end part of the pore-forming pin is inserted into the positioning hole, so that at least part of the adapter body formed in the cavity directly forms the micropore at the position of the pore-forming pin.
Preferably, the hole forming pin comprises a forming cylinder and an end cylinder which are connected, the diameter of the forming cylinder is larger than that of the end cylinder, and the end cylinder is positioned at one end of the forming cylinder, which faces the positioning hole;
the locating hole includes first hole site and second hole site, the internal diameter of first hole site is greater than the internal diameter of second hole site, and both are linked together and form the hole of stair structure, the movable mould with the cover half is connected the back that targets in place, the end column body inserts to in the second hole site, just the tip of shaping cylinder inserts to in the first hole site.
Preferably, the hole forming pins are uniformly distributed on the inner profile of the movable die, and the positioning holes are uniformly distributed on the inner profile of the fixed die and correspond to the hole forming pins one to one in position.
Preferably, a height adjusting assembly is arranged at the lower part of the base, and the height adjusting assembly is at least positioned at one side of the base and is used for enabling the upper edge of the cavity to be horizontally arranged;
the height adjustment subassembly includes supporting pad and screw thread post, wherein: the supporting pad is fixed at the lower end of the threaded column, the threaded column is vertically arranged and is in threaded connection with the base, and the threaded column is rotated to adjust the vertical height of the part, connected with the threaded column, of the base.
Compared with the prior art, the deformation adapter and the die for manufacturing the deformation adapter provided by the invention have the following beneficial effects: the adapter body is arranged between the core mold framework and the outer shell, the adapter body is attached to the core mold framework, the inner outline of the adapter body is matched with the outer outline of the core mold framework, the deformation adapter is made of elastic materials, when the outer shell and the core mold framework are cured at high temperature, the core mold framework expands and deforms when heated, the adapter body bears the pressure of the core mold framework at high temperature and can deform, the adapter body contracts after being heated, the deformation of the core mold framework can be reduced, the outer shell is prevented from being deformed by the pressure of the core mold framework, and smooth production and assembly are guaranteed.
The mould for manufacturing the deformation adapter can manufacture the deformation adapter by injection molding, and is convenient to process and manufacture.
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 embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic illustration of a prior art rocket engine core at core;
FIG. 2 is a schematic view of the rocket motor core of the present invention;
FIG. 3 is a schematic structural view of a deformation adaptor;
FIG. 4 is a schematic view of the configuration of the arcuate tabs that make up the deformable adapter;
FIG. 5 is a first perspective view of a mold for making the deformable adapter;
FIG. 6 is a schematic perspective view of another perspective of a mold for making the deformed adapter;
FIG. 7 is a side view of a mold for making the deformed adapter;
FIG. 8 is a schematic cross-sectional view taken at D-D in FIG. 7;
FIG. 9 is an enlarged view of a portion of FIG. 8 at A;
FIG. 10 is a schematic view of the structure of the hole forming pin and the positioning hole on the mold;
fig. 11 is a partial enlarged view at B in fig. 10;
FIG. 12 is a schematic view of the hole forming pin construction.
In the figure 100, a core mold framework; 200. an outer housing; 300. a gypsum layer; 1. an adapter body; 11. an arc-shaped sheet; 101. micropores; 2. a braid; 3. fixing a mold; 4. moving the mold; 5. a base; 6. pouring a gate; 7. a hole forming pin; 71. forming a cylinder; 72. an end post; 8. positioning holes; 81. a first hole site; 82. a second hole site; 9. a height adjustment assembly; 91. a threaded post; 92. a support pad; 10. and (5) standing the feet.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It should be apparent that the described embodiments are only some embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "length", "width", "height", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "side", and the like, indicate orientations and positional relationships based on the orientations and positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the equipment or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
The embodiment of the invention provides a deformation adapter and a die for manufacturing the same, wherein the deformation adapter can reduce the deformation amount of a core die framework and prevent an outer shell from deforming under the pressure of the core die framework; the mould is used for conveniently manufacturing the deformation adapter.
The technical solution provided by the present invention is explained in more detail below with reference to fig. 2 to 12.
Example one
As shown in fig. 2 to 4, the present embodiment provides a deformation adaptor, which includes an adaptor body 1, an inner contour of the adaptor body 1 is matched with an outer contour of a core mold frame 100, the adaptor body 1 is sleeved on the core mold frame 100 and is located between the core mold frame 100 and an outer shell 200, and the adaptor body 1 is made of an elastic material and can deform and contract when the core mold frame 100 expands at a high temperature to prevent the outer shell 200 from deforming.
The adapter body 1 is arranged between the core mold framework 100 and the outer shell 200, the adapter body 1 is attached to the core mold framework 100, the inner contour of the adapter body 1 is matched with the outer contour of the core mold framework 100, the adapter is made of elastic materials, when the outer shell 200 and the core mold framework 100 are cured at high temperature, the core mold framework 100 expands and deforms when heated, the adapter body 1 bears the pressure of the core mold framework 100 at high temperature and can deform, the adapter body shrinks after being heated, the deformation amount of the core mold framework 100 can be reduced, the outer shell 200 is prevented from being deformed by the pressure of the core mold framework 100, and smooth production and assembly are ensured.
Specifically, the adapter body 1 of the present embodiment is made of heat shrinkable silicone rubber. The heat-shrinkable silicone rubber has excellent properties of general silicone rubber, and also has the ability to deform and shrink after being heated, and when it is used for manufacturing the adaptor body 1, the core mold frame 100 expands and deforms by being heated, and the adaptor body 1 can bear the pressure of the core mold frame 100 at a high temperature and can deform, and can shrink after being heated, and an external force can be applied to the core mold from the outside of the core mold frame 100, and the assist device shrinks, and can reduce the deformation amount of the core mold frame 100, thereby preventing the outer shell 200 from deforming.
As an alternative embodiment, referring to fig. 2 to 4, the peripheral wall of the adapter body 1 of the present embodiment is a cambered surface structure to adapt to the outer contour of the core mold framework 100, and a plurality of micropores 101 are uniformly arranged on the peripheral wall of the adapter body 1. Referring to fig. 3 and 4, the above-described micro-cell 101 structure is provided through the peripheral wall of the adapter body 1 and has a honeycomb structure.
The micro-pores 101 described above function to: the outer shell 200 needs to undergo 5 pre-curing and 1 final curing in the process of being wound on the gypsum layer 300, the deformation amount of the core mold frame 100 in the above process is constant, the pressure generated by the core mold frame 1 is constant, and the micro holes 101 are formed in the adapter body 1, so that the adapter body 1 can be ensured to be deformed under the action of the set pressure of the core mold frame 100 (the adapter body 1 without the micro holes 101 is prevented from being deformed under the action of the set pressure of the core mold frame 100), thereby reducing the deformation amount of the core mold frame 100 and preventing the outer shell 200 from being deformed.
As an alternative implementation, referring to fig. 2, the deformation adaptor of the present embodiment further includes a braided body 2 and a gypsum layer 300, wherein: weave the body 2 cladding outside adapter body 1, the gypsum layer 300 cladding is outside weaving body 2, and the shell body 200 cladding is outside gypsum layer 300.
The braided body 2 may be a hemp braided body 2, which may be wrapped outside the adapter body 1 by adhesion and fixation. The effect of weaving body 2 is, prevents that gypsum layer 300 from filling up with micropore 101 on the adapter body 1, leads to gypsum layer 300 to get into in the adapter body 1, influences the deformation of adapter body 1.
As an alternative embodiment, the adapter body 1 is manufactured from silicone rubber by means of injection molding.
As shown in fig. 3, it is difficult to perform injection molding on the entire adapter body 1 through a mold because the entire adapter body 1 has a large volume, and requires a mold having a large volume, which results in high cost; and the adapter body 1 has difficulty in demolding, and is easy to have risks such as adhesion and breakage.
In view of the above problem, as an alternative embodiment, referring to fig. 3 and 4, the adaptor body 1 includes arc-shaped pieces 11, adjacent arc-shaped pieces 11 are adhered and fixed, and the adaptor body 1 is enclosed between all the arc-shaped pieces 11.
Referring to fig. 3, the whole adaptor body 1 is formed by connecting 12 (not limited to the number of) arc-shaped pieces 11, and during manufacturing, one arc-shaped piece 11 can be manufactured by using a mold to form alone, so that the volume of the required mold can be reduced, and the mold cost can be reduced; the arc-shaped piece 11 is relatively easy to remove from the mold, and can prevent the risk of adhesion, breakage, and the like during demolding. After all the arc pieces 11 are manufactured, all the arc pieces 11 are adhered and fixed to the core mold frame 100, thereby enclosing the adapter body 1 on the core mold frame 100.
Specifically, the step of forming the silicone rubber liquid into the deformation adapter by the injection molding process comprises the following steps: and carrying out injection molding on the silicone rubber liquid by using a mold to form the deformation adapter. The silicone rubber diluent contains 3 components. Injecting silicon rubber liquid into the molding cavity, forming honeycomb-coal-shaped micropores 101 at the same time, and demolding after room temperature curing.
The step of mixing the components of the silicone rubber glue into the silicone rubber glue according to the mass ratio comprises the following steps: uniformly mixing the component A and the component C according to a first mass ratio to obtain a first silicone rubber glue solution; uniformly mixing the component B and the component C according to a second mass ratio to form a second silicone rubber liquid; and uniformly mixing the first silicon rubber liquid and the second silicon rubber liquid according to a third mass ratio to obtain a silicon rubber thinner, and performing bubble removal treatment. Wherein the first mass ratio is 100:20, the second mass ratio is 100:20, and the 3 rd mass ratio is 100: 100. Wherein, the mixing of the components of the silicon rubber is realized by stirring. The stirring time of each component of the silicon rubber is 0.2-0.5 hour, and the stirring speed is 400 r/min. The silicone rubber thin material is placed in a vacuum environment to remove bubbles, the vacuum pressure is-0.1 Mpa, and the silicone rubber thin material is placed for 5 minutes. The hardness of the formed silicone rubber is 26 plus or minus 2 Shore hardness. The silicon rubber is in a liquid state before the glue injection process, and the timeliness of the glue solution is 20 minutes.
Example two
Referring to fig. 5 to 12, the present embodiment provides a mold for manufacturing the above-described deformed adapter, the mold including a base 5, a movable mold 4, and a stationary mold 3 having an injection gate 6, wherein: the base 5 is fixed and supported at the bottom of the movable mold 4 and the fixed mold 3, the inner molded surface of one of the movable mold 4 and the fixed mold 3 is matched with at least part of the convex surface of the adapter body 1, the inner molded surface of the other one of the movable mold 4 and the fixed mold 3 is matched with at least part of the concave surface of the adapter body 1, and the movable mold 4 and the fixed mold 3 are connected and form a cavity. Referring to fig. 6, the fixed mold 3 is provided with an injection gate 6 for injecting the silicone rubber liquid into the cavity.
Wherein, the above-mentioned "adapter body 1 at least partially" means a piece of arc sheet, namely the above-mentioned mould is used for making a piece of arc sheet used for forming the adapter body; after all the arc pieces 11 are manufactured, all the arc pieces 11 are adhered and fixed to the core mold frame 100, thereby enclosing the adapter body 1 on the core mold frame 100.
The mould for manufacturing the deformation adapter can manufacture the deformation adapter in an injection molding mode, and is convenient to process and manufacture. And the produced deformation adaptor can reduce the amount of deformation of the core mold frame 100 and prevent the outer shell 200 from being deformed by the pressure of the core mold frame 100.
As an alternative embodiment, referring to fig. 3 and 4, since the adapter body 1 can be deformed by a predetermined pressure of the core mold frame 100, a plurality of micropores 101 are uniformly arranged on the peripheral wall of the deformation adapter.
In order to form the above-described honeycomb-shaped minute hole 101 structure on the adapter body, as shown in fig. 8 to 12, in both the movable mold 4 and the stationary mold 3, the hole forming pin 7 is fixed on the inner mold surface of one of them, and the positioning hole 8 is provided on the inner mold surface of the other, and after the movable mold 4 and the stationary mold 3 are connected in place, the end of the hole forming pin 7 is inserted into the positioning hole 8, so that at least a part of the adapter body 1 formed in the cavity directly forms the minute hole 101 at the position of the hole forming pin 7.
As shown in fig. 8 and 9, in this embodiment, the hole forming pin 7 is fixed to the inner surface of the movable mold 4, the positioning hole 8 is provided in the inner surface of the fixed mold 3, and when the movable mold 4 and the fixed mold 3 are connected in place and closed, the end of the hole forming pin 7 is inserted into the positioning hole 8, so that the hole forming pin 7 penetrates through the cavity. Thus, after the glue solution is injected into the cavity, the micro-holes 101 are directly formed at the positions of the hole forming pins 7 after the arc-shaped sheets 11 are formed in the cavity because the hole forming pins 7 penetrate through the opposite side surfaces of the cavity.
The structure that the hole forming pin 7 and the positioning hole 8 are arranged on the movable die 4 and the fixed die 3 can directly form the micropore 101 structure when the arc-shaped piece 11 forming the adapter body 1 is formed, and the adapter body 1 does not need to be perforated in the subsequent process flow, so that the preparation process of the adapter body 1 is simplified, and the preparation efficiency of the adapter body 1 is improved.
In order to ensure that the micro-holes 101 can penetrate through the inside and outside of the peripheral wall of the adaptor body 1, as an alternative embodiment, see fig. 8-12, wherein in fig. 11, several hole-forming pins 7 are omitted for the purpose of clearly viewing the structure of the positioning hole 8, the hole-forming pins 7 comprise a connected forming cylinder 71 and an end cylinder 72, the diameter of the forming cylinder 71 is larger than that of the end cylinder 72, and the end cylinder 72 is located at one end of the forming cylinder 71 facing the positioning hole 8, as shown in fig. 12; the positioning hole 8 includes a first hole position 81 and a second hole position 82, the inner diameter of the first hole position 81 is larger than that of the second hole position 82, the first hole position 81 and the second hole position 82 are communicated with each other and form a hole with a step structure, after the movable mold 4 and the fixed mold 3 are connected in place, the end pillar 72 is inserted into the second hole position 82, and the end of the formed pillar 71 is inserted into the first hole position 81, as shown in fig. 9 and 11. Referring to fig. 11, the end of the shaped cylinder 71 completely blocks the first hole 81.
In this embodiment, the positioning hole 8 completely fits the inner profile of the fixed mold 3. Referring to fig. 9 and 11, after the movable mold 4 and the fixed mold 3 are connected in place, the end pillar 72 is inserted into the second hole 82, and the end of the molding pillar 71 is inserted into the first hole 81, so as to prevent a gap from being formed between the hole-forming pin 7 and the inner profile of the fixed mold 3, and thus the micro-hole 101 cannot penetrate through the inner side and the outer side of the peripheral wall of the adapter body 1; the accurate positioning of the hole forming pin 7 and the positioning hole 8 can be ensured, the hole forming pin 7 is ensured to penetrate through the opposite side faces of the cavity, and the inner side and the outer side of the peripheral wall of the adapter body 1 are communicated through the micro hole 101.
As an alternative embodiment, in this embodiment, the hole-forming pins 7 are uniformly distributed on the inner molding surface of the movable mold 4, and the positioning holes 8 are uniformly distributed on the inner molding surface of the fixed mold 3 and correspond to the positions of the hole-forming pins 7 one by one, so as to ensure that the micro holes 101 can be uniformly distributed on the arc-shaped piece 11 after the arc-shaped piece 11 is molded, as shown in fig. 4.
As an optional implementation manner, in this embodiment, the upper edge of the cavity inside the mold is horizontally arranged, so as to prevent uneven distribution of the raw material in the cavity, which results in material shortage of the upper edge of the arc-shaped piece 11 after being molded in the cavity.
In order to ensure that the upper edge of the cavity inside the mold is horizontally arranged, as shown in fig. 5 and 6, in the embodiment, the lower part of the base 5 is provided with a height adjusting assembly 9, and the height adjusting assembly 9 is at least positioned on one side of the base 5 and is used for enabling the upper edge of the cavity to be horizontally arranged. Referring to fig. 5 and 6, in particular, two height adjusting assemblies 9 are arranged at the bottom of one side of the base 5, and can adjust the vertical height of the side of the base 5, so as to adjust the vertical height of the side of the cavity; the opposite side bottom of base 5 is provided with founding foot 10, is provided with the reinforcing plate structure on the founding foot 10 for improve its structural strength, the vertical highly fixed of founding foot 10 can be with the vertical highly fixed of this side of base 5. The base 5 structure has the advantages that the vertical height of only one side of the base is adjustable, and the upper edge of the cavity is conveniently and rapidly maintained at a horizontal angle.
Referring to fig. 5 and 6, the height adjustment assembly 9 of the present embodiment includes a support pad 92 and a threaded post 91, wherein: the supporting pad 92 is fixed at the lower end of the threaded column 91, the threaded column 91 is vertically arranged and is in threaded connection with the base 5, and the vertical height of the part of the base 5 connected with the threaded column 91 can be adjusted by rotating the threaded column 91. Two screwing nuts are fixed on the threaded column 91, and the two screwing nuts can respectively clamp the part, on which the threaded column 91 is fixed, of the base 5 from the upper side and the lower side.
The support pad 92 may be made of elastic material such as rubber, and is used for damping vibration. The threaded column 91 is rotated, the vertical height of the threaded column 91 below the base 5 can be changed, so that the vertical height of the side of the base 5 is increased, and the adjusting mode is simple and convenient.
As shown in fig. 4, a specific process of preparing the deformed adapter by using the mold of the present embodiment includes:
step 1, cleaning each mould part, and wiping the mould with 20# solvent oil to ensure that each part has no impurities or oil stains;
step 2, correspondingly installing the hole forming pin 7 on a female die hole site by using an electric wrench according to the serial number;
and 6, curing the glue solution for 48 hours and then demoulding. And (3) taking down the assembling bolts on the fixed die 3 and the movable die 4, jacking the movable die 4 by using a demoulding jackscrew, and taking down the arc-shaped piece 11 from the fixed die 3. Because the formed arc-shaped piece 11 has better ductility, the rubber sheet is directly torn off from the fixed die 3 without taking off the hole forming pin 7, which is beneficial to directly forming the next rubber sheet next time;
The deformed adapter produced and manufactured by the above-described mold is mounted on the core mold frame 100, and is used to receive a pressure on the surface of the adapter body 1 caused by a winding tension, a curing contraction force, a thermal expansion force, and the like of the carbon fiber yarn tape constituting the outer shell 200 in the repeated winding and curing processes of the outer shell 200. When the outer shell 200 and the core mold frame 100 are cured at a high temperature, the core mold frame 100 is thermally expanded and deformed, and the adapter body 1 receives the pressure of the core mold frame 100 at a high temperature and can be deformed, and is contracted after being heated, so that the deformation amount of the core mold frame 100 can be reduced, the outer shell 200 is prevented from being deformed by the pressure of the core mold frame 100, and smooth production and assembly can be ensured.
The particular features, structures, or characteristics may be combined in any suitable manner in any one or more embodiments or examples.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Moreover, various embodiments or examples and features of various embodiments or examples described in this specification can be combined and combined by one skilled in the art without being mutually inconsistent.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (10)
1. The utility model provides a deformation adapter, its characterized in that includes adapter body, adapter body's interior profile and the profile looks adaptation of mandrel skeleton, adapter body cover is located on the mandrel skeleton, and be located between mandrel skeleton and the shell body, adapter body is made by elastic material, and can take place deformation shrinkage when mandrel skeleton high temperature inflation, in order to prevent the shell body warp.
2. The adapter of claim 1, wherein the peripheral wall of the adapter body is of a cambered surface structure, and a plurality of micropores are uniformly arranged on the peripheral wall of the adapter body.
3. The deformation adapter of claim 1, further comprising a braid and a gypsum layer, wherein: the body cladding of weaving in this is external to the adapter, the gypsum layer cladding in it is external to weave, the shell body cladding in outside the gypsum layer.
4. The adapter of claim 1, wherein the adapter body comprises arcuate pieces, adjacent arcuate pieces are adhesively secured to each other, and the adapter body is enclosed between all of the arcuate pieces.
5. The conversion adapter of claim 1, wherein the adapter body is manufactured from silicone rubber by injection molding.
6. A mold for manufacturing the deformation adaptor according to any one of claims 1 to 5, wherein the mold comprises a base, a movable mold and a stationary mold having an injection gate, wherein:
the base is fixed and supported at the bottoms of the movable die and the fixed die, one of the movable die and the fixed die is provided with an inner molded surface matched with at least part of the convex surface of the adapter body, the other inner molded surface is matched with at least part of the concave surface of the adapter body, and the movable die and the fixed die are connected and provided with a cavity.
7. The adapter as claimed in claim 6, wherein the peripheral wall of the adapter body is uniformly provided with a plurality of micro-holes;
the adapter comprises a fixed die and a movable die, wherein a pore-forming pin is fixed on the inner molded surface of one of the fixed die and the movable die, a positioning hole is formed in the inner molded surface of the other fixed die, and after the movable die and the fixed die are connected in place, the end part of the pore-forming pin is inserted into the positioning hole, so that at least part of the adapter body formed in the cavity directly forms the micropores at the position of the pore-forming pin.
8. The adapter as claimed in claim 7 wherein the dowel comprises a shaped cylinder and an end cylinder connected, the shaped cylinder having a diameter greater than the end cylinder, the end cylinder being located at an end of the shaped cylinder facing the locating hole;
the locating hole includes first hole site and second hole site, the internal diameter of first hole site is greater than the internal diameter of second hole site, and both are linked together and form the hole of stair structure, the movable mould with the cover half is connected the back that targets in place, the end column body inserts to in the second hole site, just the tip of shaping cylinder inserts to in the first hole site.
9. The adapter as claimed in claim 7, wherein the hole-forming pins are uniformly distributed on the inner profile of the movable mold, and the positioning holes are uniformly distributed on the inner profile of the fixed mold and correspond to the hole-forming pins in one-to-one position.
10. The adapter as claimed in claim 6, wherein the lower part of the base is provided with a height adjustment assembly at least at one side of the base for horizontally arranging the upper edge of the cavity;
the height adjustment assembly includes a support pad and a threaded post, wherein: the supporting pad is fixed at the lower end of the threaded column, the threaded column is vertically arranged and is in threaded connection with the base, and the vertical height of the part, connected with the threaded column, of the base can be adjusted by rotating the threaded column.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210338949.7A CN114770867A (en) | 2022-04-01 | 2022-04-01 | Deformation adapter and mould for manufacturing deformation adapter |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210338949.7A CN114770867A (en) | 2022-04-01 | 2022-04-01 | Deformation adapter and mould for manufacturing deformation adapter |
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| CN114770867A true CN114770867A (en) | 2022-07-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210338949.7A Pending CN114770867A (en) | 2022-04-01 | 2022-04-01 | Deformation adapter and mould for manufacturing deformation adapter |
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