CN117734184B - Processing device of composite part and processing method of outer structural layer - Google Patents
Processing device of composite part and processing method of outer structural layer Download PDFInfo
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- CN117734184B CN117734184B CN202410078303.9A CN202410078303A CN117734184B CN 117734184 B CN117734184 B CN 117734184B CN 202410078303 A CN202410078303 A CN 202410078303A CN 117734184 B CN117734184 B CN 117734184B
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Abstract
The application discloses a processing device of a composite part and a processing method of an outer structural layer, belonging to the technical field of composite material molding; the processing device comprises: a pasting platform; the cushion blocks are used for supporting the composite material piece and are connected and distributed on the pasting platform at intervals; the baffle plate assembly is used for limiting two sides and two ends of the composite material piece, the baffle plate assembly is provided with a flat surface, and when the composite material piece is limited, the flat surface of the baffle plate assembly is used for being abutted against the end surface or the side surface of the composite material piece, and the baffle plate assembly is fixedly connected with the pasting platform; the processing method comprises the following steps: placing an inner core; positioning through a baffle assembly; adhering and curing the upper half-structure layer; turning upside down; the lower half of the structural layer is stuck and cured. The application can accurately bond the inner core with weak rigidity and the outer structural layer of the composite material, prevent deformation in the bonding process, realize effective control of bonding precision, and the quality of the produced composite material can meet the design and use requirements of products.
Description
Technical Field
The application belongs to the technical field of composite material forming, and particularly relates to a processing device of a composite material part and a processing method of an outer structural layer.
Background
The carbon fiber composite material is formed by converting organic fibers through a series of heat treatments, is an inorganic high-performance fiber with carbon content higher than 90%, is a new material with excellent mechanical properties, has the characteristics of light weight, corrosion resistance, high-temperature stability, fatigue resistance and the like, has the inherent characteristics of the carbon material, has the soft processability of textile fibers, and is a new generation of reinforcing fiber. Because the carbon fiber composite material has the advantages of higher specific strength, higher specific rigidity, designable structural performance and the like, the carbon fiber composite material is more and more widely applied in the aspect of light structure, however, the manufacturing process of the carbon fiber composite material is relatively complex, and the cost is higher.
In the existing manufacturing process of the carbon fiber composite material, the composite material inner core is heavy and has weak structural rigidity, so that the high-rigidity composite material outer structural layer cannot be directly formed on the inner core, and the high-rigidity composite material outer structural layer needs to be formed firstly and then is bonded with the inner core.
However, in the existing carbon fiber composite material manufacturing process, the difficulty of the bonding and forming technology of the outer structural layer and the inner core of the composite material is relatively high, the structural deformation of the final carbon fiber composite material product is easy to cause, the requirement of the technology on bonding quality is relatively high, and the existing carbon fiber composite material manufacturing cannot meet the requirement of bonding precision.
Disclosure of Invention
The application aims to solve the technical problem of the forming quality of the outer structural layer and the inner core of the composite material at least to a certain extent, and therefore, the application provides a processing device and a processing method of the outer structural layer of a composite material, which can accurately bond the inner core with weak rigidity and the outer structural layer of the composite material, prevent deformation in the bonding process, realize effective control of bonding precision, and the quality of the produced composite material can meet the design and use requirements of products.
In a first aspect, an embodiment of the present application provides a processing apparatus for a composite member, including: a pasting platform; the cushion blocks are used for supporting the composite material piece and are connected and distributed on the pasting platform at intervals; the baffle assembly is used for limiting two sides and two ends of the composite part, the baffle assembly is provided with a flat surface, and when the composite part is limited, the flat surface of the baffle assembly is used for abutting against the end surface or the side surface of the composite part, and the baffle assembly is fixedly connected with the pasting platform.
The prior art carbon fiber composite material is easy to generate structural deformation, and the bonding precision can not meet the requirement, because the straightness and flatness of the composite material structure are required to be high, the rigidity of the inner core is weak, and the inner core and the composite material have larger linear expansion coefficient difference, so that any unbalanced bonding difference between the inner core and the outer structural layer can influence the bonding process, and the structural deformation is easy to be caused in the bonding process. The application can accurately bond the inner core with weak rigidity and the outer structural layer of the composite material, prevent deformation in the bonding process, realize effective control of bonding precision, and the quality of the produced composite material can meet the design and use requirements of products.
In an alternative embodiment, the baffle assembly includes a first side baffle and a second side baffle, each for limiting two sides of the composite member.
In an alternative embodiment, the baffle assembly further comprises a plurality of top plates and a plurality of ejector rods, the second side baffles are arranged in a plurality, the second side baffles are arranged between the adjacent top plates, the ejector rods are connected to the top plates in a sliding mode, and the ejector rods can push the side faces of the composite material piece to be attached to the first side baffles or the second side baffles through sliding relative to the top plates.
In an alternative embodiment, the baffle assembly further comprises a first baffle and a second baffle, the first baffle and the second baffle being respectively used for limiting two ends of the composite member.
In an alternative embodiment, the processing device further comprises a hoisting fixture for loading the composite part, the hoisting fixture comprises a first hoisting rod, a second hoisting rod and a plurality of pull rods, a distance matched with the composite part is arranged between the first hoisting rod and the second hoisting rod, two ends of each pull rod are respectively connected with the first hoisting rod and the second hoisting rod, and a distance matched with the composite part is arranged between every two adjacent pull rods.
In an alternative embodiment, a plurality of first lifting rods and second lifting rods are arranged, the widths of the first lifting rods and the second lifting rods are matched with the interval between adjacent cushion blocks, so that each first lifting rod or each second lifting rod can be placed in the corresponding interval; the heights of the first lifting rod and the second lifting rod are smaller than the height of the cushion block, and the lengths of the first lifting rod and the second lifting rod are larger than the width of the cushion block.
In an alternative embodiment, the processing device further comprises a sealing assembly, the sealing assembly comprises a sealing bag and a sealing connecting piece, and the edge of the sealing bag is fixed on the pasting platform through the sealing connecting piece, so that the sealing bag can seal the composite material piece on the pasting platform.
In a second aspect, an embodiment of the present application provides a method for processing an outer structural layer of a composite member, where the composite member includes an inner core and an outer structural layer connected to an outer side of the inner core, the outer structural layer includes an upper half structural layer and a lower half structural layer, and the method includes:
Hoisting the inner core through a hoisting clamp and placing the inner core on a plurality of cushion blocks;
Positioning two ends of the inner core through the first baffle plate and the second baffle plate, and fixing the first baffle plate and the second baffle plate on the pasting platform;
Positioning two sides of the inner core through the first side baffle plate and the second side baffle plate, and fixing the first side baffle plate and the second side baffle plate on the sticking platform;
Adhering a semi-structural layer on the outer side of the inner core, and solidifying in a vacuum environment to form a semi-finished product;
Disassembling the baffle plate assembly, loading the semi-finished product by using a hoisting clamp, and turning upside down;
Placing the semi-finished product on a plurality of cushion blocks, disassembling the hoisting clamp, and repeatedly operating the first baffle and the second baffle to position and fix the semi-finished product;
And sticking a lower half-structure layer on the rest part of the outer side of the inner core, and solidifying in a vacuum environment to form the composite material piece.
In the existing carbon fiber composite material manufacturing process, the difficulty of the bonding molding technology of the outer structural layer and the inner core of the composite material is relatively high, the bonding meets the production quality requirement, each technological process is required to be ensured to be accurate, and relatively high cost is consumed. The application adopts the processing device of the composite part, reduces the operation difficulty in the bonding process, is convenient for bonding the outer structural layer to the inner core, and ensures the processing precision of the composite part product.
In an alternative embodiment, the positioning of the two sides of the inner core comprises the following steps:
the first side baffle plate is positioned at one side of the inner core for preliminary positioning, and the first side baffle plate is fixed on the pasting platform;
A top plate is arranged on the other side of the inner core, and the other side of the inner core is pushed by the ejector rod, so that one side of the inner core and the first side baffle are abutted together;
And installing a second side baffle plate, enabling the other side of the inner core to abut against the second side baffle plate, and disassembling the top plate.
In an alternative embodiment, when the semi-finished product is loaded and turned upside down by adopting the hoisting clamp, the method comprises the following steps:
placing a second lifting rod into the interval between adjacent cushion blocks from the side surface of the semi-finished product, and placing a first lifting rod on the top of the semi-finished product;
the first lifting rod and the second lifting rod are respectively connected and fixed on two sides of the semi-finished product through a pull rod;
lifting and overturning the lifting clamp to enable the upper half-structure layer to be positioned at the bottom of the inner core;
hoisting and lowering a hoisting clamp, and placing the semi-finished product on a plurality of cushion blocks, so that each first suspender is clamped into the corresponding interval of the adjacent cushion blocks;
And (5) disassembling the hoisting clamp.
According to the technical scheme, the beneficial effects of the application are as follows:
1. According to the processing device disclosed by the application, the inner cores are supported through the plurality of cushion blocks, the bonding processing foundation is provided, the flatness of the composite material part is ensured, the two sides and the two ends of the composite material part are limited through the baffle plate assembly, the two end positions of the composite material part can be determined, the composite material part is ensured to be in an accurate bonding position, the bonding of the outer structural layer is facilitated, the two side positions of the composite material part are bonded, the straightness of the composite material part can be ensured, the inner cores with weak rigidity can be accurately bonded with the outer structural layer of the composite material, the deformation condition in the bonding process is prevented, the effective control of the bonding precision is realized, and the quality of the produced composite material can meet the product design and use requirements.
2. According to the processing method, the processing device of the composite material piece is adopted to assist in positioning of the composite material piece, the position of the inner core can be rapidly determined, the bottom, the two ends and the two sides of the inner core are supported or abutted against each other, flatness, straightness and the like of the inner core are guaranteed, deflection deformation of the inner core in the pasting process is prevented, the pasting positioning between the inner core and the outer structural layer is preliminarily determined by firstly pasting and solidifying the upper structural layer, deformation of the inner core is avoided after overturning, and finally the lower structural layer is pasted and solidified, so that the operation difficulty in the pasting process is reduced by aid of the device, the outer structural layer is conveniently bonded to the inner core, and meanwhile, the processing precision of a composite material piece product is guaranteed.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are some embodiments of the present application, and other embodiments and drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 shows a schematic top view of an embodiment of a processing apparatus for composite parts according to the present invention;
FIG. 2 shows a partial top view schematic of an embodiment of a processing apparatus for composite parts according to the present invention;
FIG. 3 shows a schematic side view of an embodiment of the processing apparatus of the composite part of the present invention with a first baffle removed;
FIG. 4 shows a schematic top view of an embodiment of a processing apparatus for composite parts according to the present invention;
FIG. 5 shows a partial schematic front view of an embodiment of a tooling apparatus for composite parts of the present invention with first and second side dams removed;
FIG. 6 shows a schematic view of an embodiment of a lifting jig of a processing apparatus for composite parts according to the invention;
FIG. 7 shows a schematic view of an embodiment of a lifting jig of a processing apparatus for composite parts according to the invention;
FIG. 8 shows a schematic application of an embodiment of a lifting jig of a processing device for composite parts according to the invention;
FIG. 9 shows a schematic application of an embodiment of a lifting jig of a processing device for composite parts according to the invention;
FIG. 10 shows a schematic view of an embodiment of a seal assembly of a processing apparatus for composite parts according to the present invention;
FIG. 11 shows a schematic representation of an embodiment of a composite part of the present invention;
FIG. 12 shows a schematic representation of an embodiment of a composite part of the present invention;
FIG. 13 is a schematic view showing the steps of the method of processing the outer structural layer of the composite member of the present invention;
FIG. 14 is a partial step process diagram of a method of processing an outer structural layer of a composite part according to the present invention;
FIG. 15 is a partial step process diagram of a method of processing an outer structural layer of a composite part according to the present invention;
FIG. 16 is a partial step process diagram of a method of processing an outer structural layer of a composite part according to the present invention;
Reference numerals: 100. a processing device; 110. a pasting platform; 111. a fixing member; 120. a cushion block; 130. a baffle assembly; 131. a first baffle; 132. a second baffle; 133. a first side baffle; 134. a second side baffle; 135. a top plate; 136. a push rod; 137. leveling the surface; 140. a seal assembly; 141. sealing the bag; 142. sealing the connection member; 150. hoisting the clamp; 151. a first boom; 152. a second boom; 153. a pull rod; 154. a locking member; 200. a composite member; 210. an outer structural layer; 211. an upper half structure layer; 212. a lower half structure layer; 220. an inner core.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It should be noted that all the directional indicators in the embodiments of the present invention are only used to explain the relative positional relationship, movement conditions, etc. between the components in a specific posture, and if the specific posture is changed, the directional indicators are correspondingly changed.
In the present invention, unless specifically stated and limited otherwise, the terms "connected," "affixed," and the like are to be construed broadly, and for example, "affixed" may be a fixed connection, a removable connection, or an integral body; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
Furthermore, descriptions such as those referred to as "first," "second," and the like, are provided for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implying an order of magnitude of the indicated technical features in the present disclosure. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present invention.
The application is described below with reference to specific embodiments in conjunction with the accompanying drawings:
Referring to fig. 1, in accordance with a first aspect of the present application, there is provided a processing apparatus 100 for a composite member, including: the pasting platform 110, the pasting platform 110 is of a structure with a flat top; the plurality of cushion blocks 120 are used for supporting the composite material piece 200, the plurality of cushion blocks 120 are connected and are distributed on the pasting platform 110 at intervals, the cushion blocks 120 are in a square structure, the plurality of cushion blocks 120 are distributed on the same straight line, the top surfaces of the plurality of cushion blocks 120 are flush and are positioned on the same horizontal plane, the top surfaces of the single cushion blocks 120 and the top surfaces of all cushion blocks 120 are in the same plane, the planeness of the top surfaces of the plurality of cushion blocks 120 can be designed to be higher than or equal to the planeness requirement of the composite material piece 200, and welding, gluing or other connecting modes can be adopted between the cushion blocks 120 and the pasting platform 110, and an integrated structure can also be adopted; the baffle assemblies 130 are used for limiting two sides and two ends of the composite member 200, the baffle assemblies 130 are provided with flat surfaces 137, the flat surfaces 137 are side surfaces of the baffle assemblies 130, the composite member 200 can be limited from the side direction, the flat surfaces 137 of the baffle assemblies 130 are used for abutting and jointing with the end surfaces or the side surfaces of the composite member 200 during limiting, the baffle assemblies 130 can enclose a processing area, specifically, the processing area is an area enclosed by the flat surfaces 137 of all the baffle assemblies 130, and at each flat surface 137, the flat surfaces 137 of each baffle assembly 130 are tightly attached to the end surfaces or the side surfaces of the composite member 200, so that accurate positioning and limiting of the composite member 200 are realized, and the baffle assemblies 130 are fixedly connected with the pasting platform 110, and can be fixedly connected by adopting a detachable connecting structure such as bolts, screws or other connecting parts; by the arrangement of the baffle plate assembly 130, the accurate positioning requirement of the product in the length direction and the width direction is met. The processing device 100 is matched with the composite member 200 to perform auxiliary processing, and can meet the requirements of the product flatness, straightness and internal quality of the composite member 200.
Aiming at the difficult problems of bonding precision and quality control when the outer surface of the weak-rigidity inner core 220 is bonded with the outer structural layer 210 of the composite material, the processing device 100 of the application supports the inner core 220 through the plurality of cushion blocks 120, provides the basis of bonding processing, ensures the flatness of the composite material 200, limits the two sides and the two ends of the composite material 200 through the baffle assembly 130, can determine the two end positions of the composite material 200, ensures the accurate bonding position of the composite material 200, facilitates the bonding of the outer structural layer 210, and bonds the two side positions of the composite material 200, can ensure the straightness of the composite material 200, thus accurately bonding the weak-rigidity inner core 220 with the outer structural layer 210 of the composite material, preventing deformation in the bonding process, realizing effective control of bonding precision, and the quality of the produced composite material can meet the design and use requirements of products.
Referring to fig. 2, in an alternative embodiment, the baffle assembly 130 includes a first side baffle 133 and a second side baffle 134, where the first side baffle 133 and the second side baffle 134 are used to limit two sides of the composite member 200, and opposite surfaces of the first side baffle 133 and the second side baffle 134 are flat surfaces 137, and limit two sides of the composite member 200 by the flat surfaces 137; in order to ensure the accuracy requirement, a mounting groove forming the first side barrier 133 is concavely formed at the top of the attaching platform 110 so that the mounting position of the first side barrier 133 is fixed only, and the position of the core 220 is precisely determined when the core 220 abuts against the inner side of the first side barrier 133; the surface of the first side baffle 133 and the second side baffle 134, which faces the inner core 220, is a flat surface 137, the flatness meets the positioning requirement of the inner core 220, the bottoms of the first side baffle 133 and the second side baffle 134 are fixed with the pasting platform 110, the fixing piece 111 can be adopted for fixing, and a clamping, inserting or other fixing mode can also be adopted to ensure that the first side baffle 133 and the second side baffle 134 can be connected and fixed with the pasting platform 110; in an alternative embodiment, the longitudinal sections of the first side baffle 133 and the second side baffle 134 are L-shaped and divided into a vertical section and a horizontal section, wherein one side surface of the vertical section, that is, the flat surface 137, is used for contacting and tightly adhering to the inner core 220, the horizontal section is provided with a through hole, and the horizontal section is fixed with the top of the adhering platform 110 by penetrating through the through hole by adopting a fixed structure; the first side baffle 133 and the second side baffle 134 meet the linearity requirements of the inner core 220 and the product; in an alternative embodiment, a mounting groove of the second side baffle 134 is further concavely formed on the top of the bonding platform 110, and the position of the mounting groove needs to be determined in advance according to the produced composite part 200 and the inner core 220, so that the position of the inner core 220 is ensured to be accurately positioned during processing, and the positioning precision meets the production and processing requirements.
Referring to fig. 3, in an alternative embodiment, the baffle assembly 130 further includes a plurality of top plates 135 and a plurality of ejector rods 136, the top plates 135 and the ejector rods 136 are in one-to-one correspondence, one ejector rod 136 is connected with one top plate 135, through holes are formed on two sides of the top plate 135, the ejector rods 136 are matched with the through holes, so that the ejector rods 136 can slide relative to the top plates 135 in the through holes, a plurality of second side baffles 134 are arranged between adjacent top plates 135, the top plates 135 are arranged between adjacent second side baffles 134, the top plates 135 and the second side baffles 134 are approximately arranged in a line shape, the ejector rods 136 are slidably connected with the top plates 135, and the ejector rods 136 can push the side surfaces of the composite member 200 to be attached to the first side baffles 133 or the second side baffles 134 by sliding relative to the top plates 135; in an alternative embodiment, the ejector 136 adopts a structure formed by connecting a T-shaped rod and a nut, the nut is matched with the end of the rod, so that after the ejector 136 is connected, both ends of the ejector 136 are limited on both sides of the top plate 135, the ejector 136 can be connected to a through hole of the top plate 135 through the nut, one end of the rod with larger size faces the first side baffle 133, and after the inner core 220 is placed, the rod is pushed, the one end of the rod with larger size applies a side thrust to the inner core 220, so that one side of the inner core 220 is clung to the side face of the first side baffle 133; in an alternative embodiment, the top plate 135 has a similar structure to the first and second side baffles 133 and 134, and is also in an L-shaped structure, and the vertical section is connected to the ejector pin 136, and the horizontal section is provided with a through hole and is fixed to the attaching platform 110 by the fixing member 111.
Referring to fig. 4 and 5, in an alternative embodiment, the baffle assembly 130 further includes a first baffle 131 and a second baffle 132, where the first baffle 131 and the second baffle 132 are used to limit two ends of the composite member 200, respectively; the first baffle 131 and the second baffle 132 are respectively positioned at two ends of the overall positions where the plurality of cushion blocks 120 are arranged, so that the first baffle 131 and the second baffle 132 can limit the positions of two ends of the inner core 220, the width of the first baffle 131 and the width of the second baffle 132 are larger than the width of the inner core 220, the height of the first baffle 131 and the second baffle 132 is larger than the sum of the height of the cushion blocks 120, the thickness of the outer structural layer 210 and half of the height of the inner core 220, and the arrangement ensures that after the inner core 220 is adhered to the outer structural layer 210, the first baffle 131 and the second baffle 132 can limit the semi-finished product or the product of the composite part 200; in an alternative embodiment, the first and second shutters 131 and 132 may have a structure having an L-shaped longitudinal section, and may be fixed to the application platform 110 in the same manner as the first and second side shutters 133 and 134 described above; the first baffle 131 and the second baffle 132 meet the requirement of accurate positioning of the inner core 220 and the product in the length direction.
Because the inner core 220 with weak rigidity has certain deflection deformation under the self weight and the assembly state, the accuracy of the bonding outer structural layer 210 is affected, the boundary position of the inner core 220 can be limited by adopting the first baffle plate 131 and the second baffle plate 132, and the deflection deformation is reduced or prevented, so that the accuracy of the bonding outer structural layer 210 is improved, and the accuracy of the bonding outer structural layer 210 can be improved by adopting the first side baffle plate 133 and the second side baffle plate 134 in the same way; the straightness requirements of the first side baffle 133, the second side baffle 134, the first baffle 131 and the second baffle 132 are not lower than the straightness requirements of the product of the composite member 200. Meanwhile, the first baffle 131, the second baffle 132, the first side baffle 133 and the second side baffle 134 are adopted, the blocking is formed at the position of the butt joint seam of the upper half structural layer 211 and the lower half structural layer 212 at the two sides of the inner core 220, namely, the middle position of the inner core 220 is divided into the upper half part and the lower half part by the first side baffle 133 and the second side baffle 134, and the two ends of the inner core 220 are abutted by the first baffle 131 and the second baffle 132, so that after the inner core 220 is placed, the blocking and the protection are formed on the bonding area of the lower half structural layer 212, because when the outer structural layer 210 is bonded, if the upper half structural layer 211 is directly buckled and bonded, the surface of the bonding area forms a curved surface which is bent downwards, the bonding glue liquid is easy to run off, the bonding quality is affected,
Referring to fig. 2, in an alternative embodiment, the fixing device further includes a fixing member 111, where the fixing member 111 is a screw, a rivet or other parts that are convenient to fix, and the fixing member 111 is used to facilitate the installation of the first side baffle 133, the second side baffle 134, the first baffle 131, the second baffle 132 and the top plate 135, and the corresponding positions of the baffle assemblies 130 of the bonding platform 110 are provided with mounting holes, which are counter bores, and the mounting holes are only communicated with the top surface of the bonding platform 110, so that the air tightness requirement of the top surface of the bonding platform 110 can be met, and the fixing member 111 is only used when the first side baffle 133, the second side baffle 134, the first baffle 131, the second baffle 132 or the top plate 135 needs to be fixed, and the fixing member 111 is used to facilitate the disassembly of the processing device 100 in the processing process.
Referring to fig. 6 and 7, in an alternative embodiment, the processing apparatus 100 further includes a lifting fixture 150 for loading the composite member 200, where the lifting fixture 150 includes a first lifting rod 151, a second lifting rod 152, and a plurality of tie rods 153, a distance between the first lifting rod 151 and the second lifting rod 152 is matched with the composite member 200, two ends of the tie rods 153 are respectively connected to the first lifting rod 151 and the second lifting rod 152, and a distance between adjacent tie rods 153 is matched with the composite member 200. Because the rigidity of the inner core 220 is weak, the inner core 220 cannot be directly hoisted, the hoisting clamp 150 is adopted in the embodiment, and the hoisting and overturning requirements of the weak-rigidity inner core 220 and the outer structural layer 210 thereof are met through the hoisting clamp 150; after the lifting fixture 150 is connected with the inner core 220, the semi-finished product or the product, a lifting device, such as a hook with a jack, a lifting rope and the like, is adopted, and the lifting operation is performed on the lifting fixture 150 through the lifting device.
Referring to fig. 8, in an alternative embodiment, a plurality of first lifting rods 151 and second lifting rods 152 are provided, and the widths of the first lifting rods 151 and the second lifting rods 152 are matched with the interval between adjacent cushion blocks 120, so that each first lifting rod 151 or each second lifting rod 152 can be placed in a corresponding interval; specifically, the height of the cushion block 120 is greater than the height of the first lifting rod 151 and also greater than the height of the second lifting rod 152, when the first lifting rod 151 or the second lifting rod 152 adopts a locking or fixing structure, the locking or fixing structure is used for fixing the pull rod 153 with the first lifting rod 151 and fixing the pull rod 153 with the second lifting rod 152, when the pull rod 153 adopts a locking or fixing structure, the sum of the length exceeding the first lifting rod 151 and the height of the first lifting rod 151 is required to be less than or equal to the height of the cushion block 120, and the sum of the length exceeding the second lifting rod 152 and the height of the second lifting rod 152 is required to be less than or equal to the height of the cushion block 120, so that the first lifting rod 151 or the second lifting rod 152 can be completely placed in the interval; meanwhile, the widths of the first lifting rod 151 and the second lifting rod 152 are smaller than or equal to the intervals; the first and second lifting bars 151, 152 have a height less than the height of the head block 120, and the first and second lifting bars 151, 152 have a length greater than the width of the head block 120. The first lifting rod 151 and the second lifting rod 152 can be clamped into the interval arrangement between the adjacent cushion blocks 120, so that the requirements of no interference and product placement of the first lifting rod 151 and the second lifting rod 152 during lifting are met; since the first lifting rod 151 and the second lifting rod 152 are provided in plurality and are fixed with the inner core 220 and the semi-finished product at intervals respectively, the inner core 220 or the semi-finished product is provided with a plurality of lifting points, and the lifting and turning operation of the inner core 220 or the semi-finished product is convenient.
Referring to fig. 9, in an alternative embodiment, two ends of the first lifting rod 151 and the second lifting rod 152 are respectively provided with a connecting hole for connecting the pull rod 153, and two ends of the pull rod 153 are connected to corresponding connecting holes, which can be in an interference fit manner or can be connected and fixed in other manners; in an alternative embodiment, the lifting fixture 150 further includes a locking member 154, where the locking member 154 is a nut, a locking buckle, or other fastening structure that is convenient to disassemble, so long as the pull rod 153 is convenient to disassemble and assemble with the first lifting rod 151 and the second lifting rod 152, for example, the first lifting rod 151 and the second lifting rod 152 are fixed from the upper end of the pull rod 153 by using the nut, and the lower end of the pull rod 153 is larger in size and is clamped at the bottom of the first lifting rod 151 or the second lifting rod 152; in an alternative embodiment, the pull rod 153 is provided with external threads, and the first lifting rod 151 and the second lifting rod 152 are provided with internal threaded holes, and the pull rod 153 is connected with the first lifting rod 151 and the pull rod 153 is connected with the second lifting rod 152 in a threaded matching manner, so that the pull rod 153 can be disassembled and assembled in a rotating manner.
Referring to fig. 10, in an alternative embodiment, the processing apparatus 100 further includes a sealing assembly 140, the sealing assembly 140 includes a sealing bag 141 and a sealing connection member 142, the sealing bag 141 has a hole for vacuumizing, an edge portion of the sealing bag 141 is adhered to the sealing connection member 142, the sealing connection member 142 is formed by adhering a tape to a top surface of the adhering platform 110, the tape surrounds all the baffle assemblies 130 therein, and the edge portion of the sealing bag 141 is fixed to the adhering platform 110 through the sealing connection member 142, so that the sealing bag 141 can seal the composite member 200 to the adhering platform 110; the top of the bonding platform 110 needs to meet the requirement of air tightness of the top, the top of the bonding platform 110 is a flat surface 137 or a mounting groove is formed on the basis of the flat surface 137, and after the sealing bag 141 is adopted, a closed top area of the bonding platform 110 is formed with the sealing bag 141, so that tight sealing can be ensured.
Referring to fig. 11 and 12, a composite member 200 suitable for a processing apparatus 100 according to the present application has a structure of an inner core 220 and an outer structure layer 210, wherein the outer structure layer 210 may have a track-shaped structure or a ring-shaped structure in cross section, as long as the outer structure layer 210 is bonded to the outer side of the inner core 220, the outer structure layer 210 uses carbon fiber as a reinforcing material, and the outer structure layer 210 may be divided into two halves capable of being spliced, for example, the outer structure layer 210 includes an upper half structure layer 211 and a lower half structure layer 212, and the upper half structure layer 211 and the lower half structure layer 212 are combined into the whole outer structure layer 210, and in other embodiments, the outer structure layer 210 may be divided into three or more multi-piece structures.
Referring to fig. 13, in a second aspect of the present application, a method for processing an outer structural layer 210 of a composite member 200 is provided, in which the processing apparatus 100 of the composite member is used, the composite member 200 includes an inner core 220 and an outer structural layer 210 connected to an outer side of the inner core 220, the outer structural layer 210 includes an upper half structural layer 211 and a lower half structural layer 212, the processing method includes steps S1-S7, and for better displaying the operation procedure, the operation procedure of steps S1-S3 is shown in fig. 14, the operation procedure of steps S4-S5 is shown in fig. 15, and the operation procedure of steps S6-S7 is shown in fig. 16:
s1, lifting the inner core 220 and placing the inner core on the plurality of cushion blocks 120 through the lifting clamp 150; the second lifting rods 152 are firstly arranged at intervals between the adjacent cushion blocks 120, a plurality of second lifting rods 152 are arranged along the arrangement direction of the cushion blocks 120, then the first lifting rods 151 are arranged at the top of the inner core 220 in parallel with the corresponding positions of the second lifting rods 152, and the first lifting rods 151 are fixedly connected through pull rods 153, so that the processing device 100 of the composite material part can be particularly connected.
S2, positioning two ends of the inner core 220 through the first baffle 131 and the second baffle 132, and fixing the first baffle 131 and the second baffle 132 on the pasting platform 110; specifically, the flat surface 137 of the first baffle 131 faces one end face of the inner core 220, the first baffle 131 is placed at a pre-designed installation position, the first baffle 131 is fixed on the pasting platform 110 by adopting the fixing piece 111, then the second baffle 132 is adopted, the flat surface 137 of the second baffle 132 faces the other end face of the inner core 220, the inner core 220 is positioned in a pushing manner, two ends of the inner core 220 are clamped between the first baffle 131 and the second baffle 132, and then the second baffle 132 is fixed.
S3, positioning two sides of the inner core 220 through the first side baffle 133 and the second side baffle 134, and fixing the first side baffle 133 and the second side baffle 134 to the pasting platform 110; then, other tools with flat surface 137 are needed to align the flat surface 137 to the top of the inner core 220, and a slight force is applied to the inner core 220, so that the bottom of the inner core 220 is tightly contacted with the top of all the cushion blocks 120, and the inner core 220 meets the flatness requirement. Then, a cleaning operation is performed, and the adhesive surface of the inner core 220 and the upper half structure layer 211 is cleaned by using a cleaning agent, blowing air or other means convenient for cleaning, and dried.
In an alternative embodiment, positioning both sides of the core 220 comprises the steps of:
S31, the first side baffle 133 is initially positioned by leaning against one side of the inner core 220, the first side baffle 133 is fixed on the pasting platform 110, the first side baffle 133 is fixed with the pasting platform 110 by adopting the fixing piece 111, the first side baffle 133 is not accurately positioned by leaning against the inner core 220, but the approximate position of one side of the inner core 220 is only determined, and the position of the first side baffle 133 is designed in advance, so that the positioning reference of the inner core 220 can be provided after the first side baffle 133 is fixed on the pasting platform 110.
S32, the top plate 135 is arranged on the other side of the inner core 220, the top plate 135 is provided with a plurality of mutually spaced structures, a plurality of spaced structures are formed on the other side of the inner core 220, and the ejector rod 136 is slidably connected to the top plate 135, so that the ejector rod 136 is adopted to push the other side of the inner core 220, and the inner core 220 can be positioned under the lateral thrust, so that one side of the inner core 220 is abutted against the first side baffle 133, the positioning of one side of the inner core 220 is completed, the inner core 220 is ensured to be attached to the first side baffle 133, and the position of the inner core 220 is accurately determined.
S33, installing the second side baffle 134, placing the second side baffle 134 at a pre-designed position, because the second side baffle 134 is a plurality of, and can be separated from the top plate 135 to form a multi-section structure, so that the installation of the second side baffle 134 is facilitated, then fixing the second side baffle 134 on the pasting platform 110 through the fixing piece 111, enabling the other side of the inner core 220 to abut against the second side baffle 134, thus completing the accurate positioning of the inner core 220, simultaneously limiting the inner core 220 through the first side baffle 133 and the second side baffle 134, and finally disassembling the top plate 135.
S4, sticking an upper half-structure layer 211 on the outer side of the inner core 220, and solidifying in a vacuum environment to form a semi-finished product; the glue solution for curing is coated on the upper half area above the median line of the inner core 220, and as the first side baffle 133 and the second side baffle 134 are respectively clung to the side surfaces of the inner core 220, the glue solution is blocked by the first side baffle 133 and the second side baffle 134 when flowing down along the side surfaces of the inner core 220 at the two sides of the inner core 220, so that the lower half part of the inner core 220 is protected, and cleaning difficulty caused by glue solution flowing after curing and the adhesion and molding of the lower half structure layer 212 are prevented from being influenced; in other embodiments, the non-adhesive surface of the inner core 220 may be adhered with a pressure-sensitive adhesive, so as to prevent the adhesive from remaining and affecting the subsequent adhesion, and then the pressure-sensitive adhesive may be removed after the upper half structure layer 211 is adhered and cured with the inner core 220. When in adhesion, firstly, adhesive is configured according to the proportion and weight requirements, the adhesive is used in a specified applicable period, the prepared adhesive is uniformly smeared on the bonding surface of the inner core 220 and the upper half structure layer 211 according to the weight required by a theoretical gap, then the upper half structure layer 211 is hoisted above the inner core 220, the bonding surface of the upper half structure layer 211 is downward, the front and back positioning of the upper half structure layer 211 is carried out through the first baffle 131 and the second baffle 132, the left and right positioning is carried out through the first side baffle 133 and the second side baffle 134, and finally the upper half structure layer 211 is stably placed and bonded on the upper half part of the inner core 220; the glue sealing material can be used to adhere to the outer periphery of the bonding surface to prevent glue from running off, and a gas discharge position is reserved on one side of the bonding surface, such as an upper or uppermost position.
After the upper half-structure layer 211 is adhered, a layer of light and thin breathable material is covered on a semi-finished product, then a vacuum environment process is carried out, the vacuum environment is realized by adopting a sealing assembly 140, the semi-finished product is sealed at the top of the adhering platform 110 through a sealing bag 141, the sealing bag 141 is provided with a vacuumizing hole, the sealing bag 141 is vacuumized through the hole, so that gas at the adhered part between the upper half-structure layer 211 and the inner core 220 is discharged, the quality requirement of the adhered inside is met, and the upper half-structure layer 211 is kept for a period of time at a proper temperature, and is solidified and molded, so that the upper half-structure layer 211 is firmly connected with the inner core 220 to form an integral structure; the vacuum pumping and the curing at a proper temperature are realized because the composite member 200 is required to be cooled to normal temperature after being heated and cured, and in the process, the internal stress of the structure of the composite member 200 is easy to change, so that the whole structure is deformed, the evacuation is adopted to keep the gas discharged, the stress influence of the gas at the bonding position is reduced or avoided, and the glue solution is stably cured and molded at a proper temperature, so that the stress change is avoided. The adhesive brushing amount is controlled in a segmented manner, the adhesive brushing surface is treated in an adhesive sealing manner, the whole vacuumizing is performed to discharge the gas of the adhesive surface, the requirement on the internal quality of adhesion is met, and the inclined structural layer is attached to the inner core 220 and the cushion block 120 through vacuumizing, so that the flatness requirement of a product is met.
S5, detaching the baffle assembly 130, namely detaching the first side baffle 133, the second side baffle 134, the first baffle 131 and the second baffle 132, wherein the detaching mode is opposite to the fixing mode, specifically referring to the processing device 100 of the composite material part, loading and turning upside down a semi-finished product through the hoisting clamp 150, and in order to install the hoisting clamp 150, the first side baffle 133 and the second side baffle 134 can be detached firstly, and after the hoisting clamp 150 is installed, the first baffle 131 and the second baffle 132 are detached; the first side baffle 133, the second side baffle 134, the first baffle 131 and the second baffle 132 are removed by removing the fixing member 111 and then removing the fixing member.
In an alternative embodiment, when the semi-finished product is loaded and inverted upside down using the lifting jig 150, the method comprises the following steps:
s51, placing the second lifting rods 152 into the intervals between the adjacent cushion blocks 120 from the side surface of the semi-finished product, and placing the first lifting rods 151 on the top of the semi-finished product; the first lifting rod 151 and the second lifting rod 152 are arranged in parallel, so that the pull rod 153 is connected later, the second lifting rod 152 can be arranged at a plurality of intervals, and the first lifting rod 151 is placed at a corresponding position;
S52, connecting and fixing the first lifting rod 151 and the second lifting rod 152 on two sides of the semi-finished product through a pull rod 153, wherein the processing device 100 of the composite material part connected with the pull rod 153 can also be connected and fixed through a locking piece 154, and the first lifting rod 151, the second lifting rod 152 and the pull rod 153 are enclosed into a frame shape after being connected, so that the semi-finished product is placed in the processing device; when the hoisting clamp 150 is installed, the hoisting clamp can be installed at intervals among a plurality of or all adjacent cushion blocks 120, so that a plurality of hoisting points can be provided, and the hoisting is convenient;
S53, lifting the lifting fixture 150 and overturning, overturning for 180 degrees, enabling the upper half structural layer 211 to be located at the bottom of the inner core 220, namely, exchanging the upper and lower positions of the inner core 220, wherein the bottom of the inner core 220 is the upper half structural layer 211, the bonding surface of the inner core 220 faces upwards, and the top of the inner core waits for bonding of the lower half structural layer 212, so that the overturning process of a semi-finished product is completed;
S54, hoisting and lowering the hoisting clamp 150, gradually lowering the hoisting clamp 150 together with the semi-finished product, placing the semi-finished product on the plurality of cushion blocks 120, enabling each first hoisting rod 151 to be clamped into the corresponding interval of the adjacent cushion block 120, enabling a certain positioning effect to be achieved in the process, determining the initial position of the semi-finished product, and then accurately positioning through the first baffle plate 131 and the second baffle plate 132;
S55, the lifting clamp 150 is detached, and the lifting clamp 150 is detached through the connection and arrangement relation in the processing device 100 of the composite material part.
S6, placing the semi-finished product on the plurality of cushion blocks 120, disassembling the hoisting clamp 150, and repeatedly operating the first baffle 131 and the second baffle 132 to position and fix the semi-finished product; the lifting clamp 150 is removed, namely, the connection between the first lifting rod 151, the second lifting rod 152 and the pull rod 153 is removed, or the connection between the first lifting rod 151, the second lifting rod 152, the pull rod 153 and the locking piece 154 is removed, the locking piece is removed or the pull rod 153 is removed, then the first lifting rod 151 or the second lifting rod 152 is pulled out from the interval between the cushion blocks 120, and finally the lifting clamp 150 is removed. Then, the bonding surface of the core 220 and the lower half structure layer 212 is cleaned and dried, as well, to be bonded.
S7, sticking a lower half structural layer 212 to the rest part of the outer side of the inner core 220, namely sticking the lower half structural layer 212 to the upper half part of the inner core 220 at this time, weighing adhesive according to the same proportion and weight requirement, uniformly mixing, and uniformly gluing the bonding surfaces of the inner core 220 and the lower half structural layer 212 in the required time, wherein the operation of the bonding process of the upper half structural layer 211 is as described above, but the first side baffle 133 and the second side baffle 134 are not used any more, the positioning operation is as described above for the operation of the first baffle 131 and the second baffle 132, then the lower half structural layer 212 is hoisted to the upper side of the inner core 220, the bonding is performed stably, the first side baffle 133 and the second side baffle 134 are omitted, and the straightness of the inner core 220 is defined because the inner core 220 of the bonding upper half structural layer 211 can basically finish the determination of the relative position with the outer structural layer 210; then, curing under vacuum environment to form composite member 200, wherein the curing operation in the same vacuum environment is the above-mentioned operation process for upper half structure layer 211 and inner core 220, i.e. lower half structure layer 212 is also cured and formed by adopting sealing assembly 140 and proper temperature; specifically, the sealing bag 141 is fixed on the adhering platform 110 through the sealing connector 142 to form a closed space, after vacuumizing, the sealing bag is cured at room temperature or in a certain temperature environment, and finally the sealing assembly 140, the first baffle 131 and the second baffle 132 are removed, and the product is lifted by using the lifting clamp 150 and transferred to a finished product area.
In an alternative embodiment, if the pot life of the adhesive is short, after the upper half-structure layer 211 is bonded, the adhesive can be cured and formed quickly, and then the lower half-structure layer 212 is bonded according to steps after curing, and cured into a product, so that the operations of vacuumizing, curing at a proper temperature and the like are omitted.
Aiming at the difficult problems of bonding precision and quality control when the outer surface of the inner core 220 with weak rigidity is bonded with the outer structural layer 210 of the composite material, the processing method of the application adopts the processing device 100 of the composite material, assists in positioning the composite material, can rapidly determine the position of the inner core 220, supports or closely adheres the bottom, two ends and two sides of the inner core 220, ensures the planeness, straightness and the like of the inner core 220, prevents the inner core 220 from bending deformation in the bonding process, primarily determines the bonding positioning between the inner core 220 and the outer structural layer 210 by firstly bonding and solidifying the upper half structural layer 211, and avoids the deformation of the inner core 220 after overturning, and finally bonds and solidifies the lower half structural layer 212, thereby reducing the operation difficulty of the bonding process by assistance of the device, facilitating the bonding of the outer structural layer 210 to the inner core 220, and simultaneously ensuring the processing precision of the composite material 200 product.
In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "examples," "specific examples," "alternative examples," or "alternative embodiments," etc., means 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 application. In this specification, schematic representations of the above terms are not necessarily directed 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. Further, one skilled in the art can engage and combine the different embodiments or examples described in this specification.
In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present application.
While embodiments of the present application have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the application, the scope of which is defined by the claims and their equivalents.
Claims (5)
1. A composite part machining apparatus, comprising:
A pasting platform (110);
the cushion blocks (120) are used for supporting the composite material piece (200), and the cushion blocks (120) are connected and distributed on the pasting platform (110) at intervals;
The baffle plate assemblies (130) are respectively used for limiting two sides and two ends of the composite material piece (200), the baffle plate assemblies (130) are provided with flat surfaces (137), when the composite material piece (200) is limited, the flat surfaces (137) of the baffle plate assemblies (130) are used for being abutted against and attached to the end surfaces or the side surfaces of the composite material piece (200), and the baffle plate assemblies (130) are fixedly connected with the attaching platform (110);
The baffle assembly (130) comprises a first side baffle (133), a second side baffle (134), a plurality of top plates (135), a plurality of ejector rods (136), a first baffle (131), a second baffle (132) and a hoisting clamp (150), wherein the first side baffle (133) and the second side baffle (134) are respectively used for limiting two sides of the composite part (200); the second side baffles (134) are arranged in a plurality, the second side baffles (134) are arranged between the adjacent top plates (135), the ejector rods (136) are connected to the top plates (135) in a sliding mode, and the ejector rods (136) can push the side faces of the composite material piece (200) to be attached to the first side baffles (133) or the second side baffles (134) through sliding relative to the top plates (135); the first baffle (131) and the second baffle (132) are respectively used for limiting the two ends of the composite material part (200); the hoisting clamp (150) comprises a first hoisting rod (151), a second hoisting rod (152) and a plurality of pull rods (153), wherein a distance matched with the composite part (200) is arranged between the first hoisting rod (151) and the second hoisting rod (152), two ends of each pull rod (153) are respectively connected with the first hoisting rod (151) and the second hoisting rod (152), and a distance matched with the composite part (200) is arranged between every two adjacent pull rods (153); the first lifting rods (151) and the second lifting rods (152) are provided with a plurality of lifting rods, the widths of the first lifting rods (151) and the second lifting rods (152) are matched with the interval between the adjacent cushion blocks (120), so that each first lifting rod (151) or each second lifting rod (152) can be placed in the corresponding interval; the first lifting rod (151) and the second lifting rod (152) are smaller than the cushion block (120), and the length of the first lifting rod (151) and the length of the second lifting rod (152) are larger than the width of the cushion block (120).
2. The composite part machining device according to claim 1, further comprising a sealing assembly (140), wherein the sealing assembly (140) comprises a sealing bag (141) and a sealing connector (142), and wherein an edge portion of the sealing bag (141) is fixed to the bonding platform (110) through the sealing connector (142), so that the sealing bag (141) can seal the composite part (200) to the bonding platform (110).
3. A method for processing an outer structural layer of a composite member, wherein a processing apparatus of a composite member (200) according to any one of claims 1 to 2 is used, the composite member (200) comprising an inner core (220) and an outer structural layer (210) connected to the outer side of the inner core (220), the outer structural layer (210) comprising an upper half structural layer (211) and a lower half structural layer (212), the processing method comprising:
hoisting and placing an inner core (220) on a plurality of cushion blocks (120) through the hoisting clamp (150);
positioning two ends of an inner core (220) through the first baffle plate (131) and the second baffle plate (132), and fixing the first baffle plate (131) and the second baffle plate (132) on the pasting platform (110);
positioning both sides of an inner core (220) by the first side baffle (133) and the second side baffle (134), and fixing the first side baffle (133) and the second side baffle (134) to the affixing platform (110);
adhering the upper half-structure layer (211) on the outer side of the inner core (220), and solidifying in a vacuum environment to form a semi-finished product;
-disassembling the shutter assembly (130) and loading and turning upside down the semi-finished product by means of the lifting clamp (150);
Placing the semi-finished product on a plurality of cushion blocks (120), disassembling the hoisting clamp (150), and repeatedly operating the first baffle (131) and the second baffle (132) to position and fix the semi-finished product;
And adhering the lower half-structure layer (212) to the rest part outside the inner core (220), and curing in a vacuum environment to form the composite material (200).
4. A method of machining an outer structural layer of a composite member according to claim 3, wherein the positioning of both sides of the inner core (220) comprises the steps of:
the first side baffle plate (133) is fixed on the pasting platform (110) through the first side baffle plate (133) to be initially positioned against one side of the inner core (220);
The top plate (135) is arranged on the other side of the inner core (220), and the ejector rod (136) pushes the other side of the inner core (220) so that one side of the inner core (220) and the first side baffle plate (133) are abutted together;
the second side dam (134) is installed so that the other side of the inner core (220) abuts against the second side dam (134), and the top plate (135) is detached.
5. The method for machining the outer structural layer of the composite member according to claim 4, wherein when the semi-finished product is loaded and turned upside down by using the lifting jig (150), comprising the steps of:
placing the second lifting rod (152) into the space between adjacent cushion blocks (120) from the side surface of the semi-finished product, and placing the first lifting rod (151) on the top of the semi-finished product;
the first lifting rod (151) and the second lifting rod (152) are respectively connected and fixed on two sides of the semi-finished product through the pull rods (153);
lifting and turning over the lifting clamp (150) so that the upper half-structure layer (211) is positioned at the bottom of the inner core (220);
Hoisting and lowering the hoisting clamp (150), and placing the semi-finished product on a plurality of cushion blocks (120) to enable each first hoisting rod (151) to be clamped into the corresponding interval of the adjacent cushion blocks (120);
-disassembling the lifting clamp (150).
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| JP2517634B2 (en) * | 1987-12-21 | 1996-07-24 | 富士重工業株式会社 | Method of molding composite material products |
| DE102008013759B4 (en) * | 2008-03-12 | 2012-12-13 | Airbus Operations Gmbh | Process for producing an integral fiber composite component and core mold for carrying out the process |
| CN114055807B (en) * | 2021-11-12 | 2024-05-24 | 广东汇天航空航天科技有限公司 | Method for forming composite material part, formed part and aircraft |
| CN115782202B (en) * | 2022-11-30 | 2024-07-23 | 中国电子科技集团公司第二十九研究所 | Rubber material auxiliary pasting tool |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN211000054U (en) * | 2019-09-04 | 2020-07-14 | 内蒙古中环光伏材料有限公司 | Positioning device for stick sticking process |
| CN116202848A (en) * | 2021-12-01 | 2023-06-02 | 上海飞机制造有限公司 | Composite material test piece preparation process method |
| CN218560834U (en) * | 2022-10-09 | 2023-03-03 | 五冶集团上海有限公司 | Supplementary cage of tray class brickwork with safeguard function |
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