CN113715416A - Fabric profiling mold - Google Patents
Fabric profiling mold Download PDFInfo
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- CN113715416A CN113715416A CN202110699810.0A CN202110699810A CN113715416A CN 113715416 A CN113715416 A CN 113715416A CN 202110699810 A CN202110699810 A CN 202110699810A CN 113715416 A CN113715416 A CN 113715416A
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Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B15/00—Layered products comprising a layer of metal
- B32B15/20—Layered products comprising a layer of metal comprising aluminium or copper
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B1/00—Layered products having a non-planar shape
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B15/00—Layered products comprising a layer of metal
- B32B15/04—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B15/00—Layered products comprising a layer of metal
- B32B15/18—Layered products comprising a layer of metal comprising iron or steel
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
- B32B3/02—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by features of form at particular places, e.g. in edge regions
- B32B3/08—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by features of form at particular places, e.g. in edge regions characterised by added members at particular parts
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
- B32B3/10—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a discontinuous layer, i.e. formed of separate pieces of material
- B32B3/12—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a discontinuous layer, i.e. formed of separate pieces of material characterised by a layer of regularly- arranged cells, e.g. a honeycomb structure
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
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- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H18/00—Needling machines
- D04H18/02—Needling machines with needles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/08—Animal fibres, e.g. hair, wool, silk
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/718—Weight, e.g. weight per square meter
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Mechanical Engineering (AREA)
- Laminated Bodies (AREA)
Abstract
The invention discloses a fabric profiling mold which comprises an inner-layer rigid core mold (1), an outer-layer flexible cushion layer (2), a middle-layer rigidity-changing cushion layer (3) and a stabilizing chassis (5), wherein the bottom of the inner-layer rigid core mold (1) is fixedly connected with the stabilizing chassis (5), and the middle-layer rigidity-changing cushion layer (3) is arranged between the inner-layer rigid core mold (1) and the outer-layer flexible cushion layer (2). The intermediate layer becomes rigid bed course and adopts the layering design, and the rigidity improves from inside to outside gradually, realizes through adjustment intermediate layer filler proportion that the rigidity is continuously adjustable in the certain extent, and the inside heating resistor silk that sets up of intermediate layer becomes rigid bed course to realize that the mould heats in preparation process, guarantee to satisfy the fabric shaping requirement. The invention has the advantages of high mould profiling precision, high reusability, low cost and contribution to improving the working efficiency.
Description
Technical Field
The invention belongs to the technical field of spinning, and relates to a fabric profiling mold.
Background
The fabric profiling mold is a mold used in the forming process of the needle punched fabric with the requirement of profile profiling. The method is mainly used for the forming process of the needle-punched fabric with a certain three-dimensional profile and profiling forming requirements. The raw material is paved on the surface of a mould, and repeatedly needled by using the special-shaped felting needles, so that the raw material is solidified according to the shape of the mould, and finally the profiling needled fabric is formed. The prefabricated part prepared by the fabric profiling mold in the prior art has low profiling precision, low reusability and high cost, and is not beneficial to improving the working efficiency.
Disclosure of Invention
The invention aims to provide a fabric profiling mold with high profiling precision and high working efficiency.
The technical scheme adopted by the invention is as follows:
a fabric profiling mold comprises an inner layer rigid core mold, an outer layer flexible cushion layer, a middle layer rigidity-variable cushion layer and a stable chassis,
the bottom of the inner layer rigid core mold is fixedly connected with the stable chassis, and the middle layer variable rigid cushion layer is arranged between the inner layer rigid core mold and the outer layer flexible cushion layer.
Further, the inner-layer rigid core mold is integrally formed or formed by splicing a plurality of inner-layer rigid core molds.
Furthermore, when the inner layer rigid core mold is formed by splicing a plurality of inner layer rigid core molds, the inner layer rigid core mold comprises a central shaft mounting hole, a mold positioning hole and an electric element mounting hole, and the molds can be fixed on the central shaft through the central shaft mounting hole; the accurate position of the die is ensured by utilizing the positioning pin and the die positioning hole; the electrical component mounting hole facilitates the control component to be embedded in the fabric.
Further, the intermediate layer rigidity-changing cushion layer is made of aluminum, rubber or nylon, and the structure of the intermediate layer rigidity-changing cushion layer is a hollow structure, a surface hollow structure or an entity copying structure.
Furthermore, the variable-rigidity cushion layer of the middle layer is formed by splicing a latticed or honeycomb structure and comprises a plurality of grid filling units, the grid filling units are detachable, and different materials are filled in hollow areas of different grid filling units so as to realize variable rigidity of the middle layer.
Further, the rigidity of the middle layer rigidity-changing cushion layer is gradually improved from inside to outside.
Furthermore, a pressure sensor is arranged in the middle variable-rigidity cushion layer, pressure applied to different regions in the needling process is sensed through the pressure sensor, needling pressure is adjusted through real-time feedback of a test result, a heating resistance wire is arranged in the middle variable-rigidity cushion layer, so that the mold is heated in the preparation process, the requirement for forming the fabric is met, a motor and blades are preset in the middle variable-rigidity cushion layer, hot air drying inside the mold is achieved, and the requirement for drying the adhesive between the fabric layers is met when different technological requirements are met.
Further, a thickness detection device is arranged on the outer flexible cushion layer
Furthermore, a position calibration device is installed on the stable chassis and used for detecting and calibrating the appearance of the prefabricated body, and the position calibration device comprises a calibration point and a supporting rod.
Further, the bottom of the stable chassis is provided with a weight detection device.
The invention has the beneficial effects that:
(1) the profiling mold of the invention innovatively adopts a three-layer structure of an inner rigid core mold, an outer flexible cushion layer and a middle rigidity-changing cushion layer, the inner rigid core mold is made of materials which have certain rigidity, are difficult to deform and are easy to machine, including but not limited to iron, aluminum and copper, the outer flexible cushion layer is made of flexible materials, so that the felting needles can not be broken after being penetrated, can keep certain profiling, can rebound after being pulled out, the available materials include but are not limited to wool felt, organic plastics, wood substitute and the like, in order to reduce the weight of the middle layer and improve the profiling performance, the three-layer structure of the variable-rigidity cushion layer of the middle layer is formed by splicing a latticed structure, a honeycomb structure and the like, all grid filling units can be detached, meanwhile, in order to adjust the rigidity of the middle layer, different materials are filled in different hollow areas so as to realize the variable rigidity of the middle layer;
(2) the middle layer variable-rigidity cushion layer adopts a layered design, the rigidity is gradually improved from inside to outside, the rigidity is continuously adjustable within a certain range by adjusting the proportion of the filler in the middle layer, and a heating resistance wire is arranged in the middle layer variable-rigidity cushion layer to realize the heating of a mold in the preparation process and ensure that the molding requirement of the fabric is met;
(3) the thickness detection device is composed of two parts, namely an induction sheet and a signal receiver, wherein the induction sheet is fixed on the surface of the fabric, the signal receiver is held by a detection person, the signal receiver detects the thickness of the fabric and displays the thickness of the fabric according to signals, a position calibration device is installed on the stable chassis and used for detecting and calibrating the external shape of the prefabricated part, the position calibration device is composed of a calibration point and a support rod, a weight detection device is arranged below the stable chassis, the detection device is arranged in the center of the stable chassis, and the total weight of the prefabricated part is fed back in real time;
(4) the invention adopts a layered design, the outer layer adopts a high-precision profile modeling design, the material of the outer layer die is convenient and quick to process, after the die is formed, the outer layer die is detected by utilizing a profile detection technology, the die is secondarily repaired according to a detection result, the high precision of the profile of the die can be ensured, the recycling of the die can be realized only by replacing the outer layer die once the fabric is formed according to the die structure, the utilization rate of the die is obviously improved, the die profile error generated by repeated use is eliminated, the outer layer die adopts a flexible material, the material cost is low, the processing is convenient and fast, and the working efficiency can be effectively improved.
In addition to the objects, features and advantages described above, other objects, features and advantages of the present invention are also provided. The present invention will be described in further detail below with reference to the drawings.
Drawings
FIG. 1 is a schematic view of the structure of a fabric profiling mold of the present invention.
Figure 2 is a schematic diagram of the inner rigid mandrel structure.
Fig. 3 is a schematic view of a stabilization chassis configuration.
Figure 4 is a bottom view of the inner rigid core form.
FIG. 5 is a schematic structural view of another embodiment of a fabric profiling mold of the present invention.
Figure 6 is a schematic view of a triangularly shaped rigid shim.
FIG. 7 is a schematic view of a square deformed rigid shim.
Fig. 8 is a schematic view of a honeycomb-shaped stiffening shim.
Reference numbers in the figures: 1-inner layer rigid core mould, 2-outer layer flexible cushion layer, 3-middle layer variable rigid cushion layer, 4-thickness detection device, 5-stable chassis, 6-positioning bolt, 7-position calibration device, 8-lifting support, 9-fixing wedge, 10-mould positioning hole, 11-marking line, 12-chassis fixing hole, 13-top area, 14-two side area, 15-weight detection device and 16-pressure sensor.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
Example 1
A fabric profiling mold comprises an inner layer rigid core mold 1, an outer layer flexible cushion layer 2, a middle layer rigidity-changing cushion layer 3 and a stable chassis 5,
the bottom of the inner layer rigid core mould 1 is fixedly connected with a stable chassis 5, and the intermediate layer variable rigid cushion layer 3 is arranged between the inner layer rigid core mould 1 and the outer layer flexible cushion layer 2. After the die is formed, the shape of the die is completely the same as the shape of the inner profile of the prefabricated body, and the error is not more than 1 mm.
Further, the mold shape includes, but is not limited to, a regular solid of revolution, a variable section solid of revolution, and a variable section solid.
Further, the material of the inner rigid core mold 1 is selected from materials which have certain rigidity, are not easy to deform and machine, and include but are not limited to iron, aluminum and copper. The shape of the profile is formed by the shape of the inner profile of the prefabricated body and the inner profile is retracted, and the surface is processed by finish machining and is smooth and burr-free. The bottom of the inner layer rigid core mould 1 is provided with a positioning hole for connecting a stable chassis 5. The surface of the core mould 1 is smooth, the inner cavity is hollow, no obvious splicing trace exists on the outer surface, and the overall appearance is smaller than that of the inner cavity of the prefabricated body by 10 mm. The surface of the inner layer rigid core mould 1 is carved with marking lines for dividing the rigid region. Wherein the top region 13 is made of an aluminum alloy material having a higher hardness than the other regions, and the inner cavity is not hollow. The core thickness is greater in the side regions 14 and less in the middle region. The inner layer rigid core mould 1 is characterized in that the rigid core mould components are connected through the fixed wedge 9, the appearance of the mould is fixed through the fixed wedge 9 when the mould is installed, the fixed wedge is firstly disassembled when the mould is disassembled, and then the other components are sequentially disassembled. A certain air suction hole can be reserved in the inner-layer rigid core mold 1, a vacuum adsorption pump is arranged in the core mold, and the fitting performance of an external mold is further improved by utilizing vacuum negative pressure.
Further, the inner-layer rigid core mold 1 is integrally formed or formed by splicing a plurality of inner-layer rigid core molds, and meanwhile, the total weight of the mold is reduced due to the hollow design of the inner portions of the inner-layer rigid core molds.
Furthermore, the outer layer flexible cushion layer 2 is made of flexible materials, so that the felting needles can not be broken after being penetrated, a certain profile modeling can be kept, the felting needles rebound after being pulled out, and the materials can be used, including but not limited to wool felt, organic plastics, wood substitutes and the like. Preferably, the outer flexible cushion layer 2 is made of wool felt materials, wherein an ultrafine metal framework is arranged inside the wool felt and used for maintaining the shape of the wool felt, and the thickness is different according to different areas and ranges from 0mm to 10 mm.
The external flexible cushion layer 2 is used for distinguishing different rigid areas, the cushion layer is marked by different colors and is fixed in a partition mode according to the scale marks of the internal rigid core mold 1. The outer flexible cushion layer adopts the plane principle of unfolding, and the cushion layer split is divided into different regions, and the different regions are connected by sewing, so that gaps and depressions do not exist between the regions.
The outer layer flexible cushion layer 2 is formed by splicing flexible materials in different shapes according to different position requirements, and different areas are marked by marks in different forms. The outer flexible cushion layer 2 and the inner rigid core mould 1 can be connected by using an adhesive, and the two are firmly connected without falling off after being bonded; or can be fixed by bolts and fixed in appearance.
Further, the middle layer variable rigidity cushion layer 3 is made of hard materials, can keep the shape after being subjected to certain needling, is small in damage and deformation, can be made of materials including but not limited to aluminum, rubber and nylon, and preferably is made of different materials according to different requirements of the prefabricated body, wherein the top of the middle layer variable rigidity cushion layer is made of metal materials and is mixed with organic materials, and the two side areas of the middle layer variable rigidity cushion layer are made of hard organic materials. According to the rigidity requirements of different positions, different design structures are adopted, and the structures are hollow structures, surface hollow structures or entity copying structures.
Further, in order to reduce the weight of the middle layer and improve the profiling performance, the variable-rigidity cushion layer 3 of the middle layer is formed by splicing a latticed or honeycomb structure and comprises a plurality of grid filling units, the grid filling units are detachable, and different materials are filled in hollow areas of different grid filling units so as to realize the rigidity change of the middle layer.
Furthermore, the middle layer variable rigidity cushion layer 3 is provided with a mounting hole, the middle layer variable rigidity cushion layer is fixedly connected with the internal rigidity core mould 1 through a bolt, the middle layer variable rigidity cushion layer is fixedly connected with the external flexible cushion layer through an adhesive, and the external flexible cushion layer 2 is adhered with the internal rigidity core mould 1 through the adhesive. The adhesive is selected to have high curing speed, does not influence the thickness of the flexible cushion layer after curing, does not have chemical reaction with the mold, and is easy to dissolve in the type of organic solvent.
Further, the rigidity of the intermediate layer stiffening pad 3 gradually increases from the inside to the outside.
Furthermore, a pressure sensor 16 is arranged in the middle layer variable-rigidity cushion layer 3, the pressure applied to different areas in the needling process is sensed through the pressure sensor 16, the needling pressure is adjusted through real-time feedback of a test result, and the pressure stability in the needling process is ensured. Heating resistance wires are arranged inside the middle layer variable rigidity cushion layer 3 to realize heating of a die in a preparation process and guarantee satisfaction of fabric forming requirements, a motor and blades are preset inside the middle layer variable rigidity cushion layer 3 to realize hot air drying inside the die, and drying requirements of adhesives between fabric layers are met when different technological requirements are met.
The chassis is provided with a positioning hole 12 which is matched with the inner layer rigid core mould 1, and the two are stably and rigidly connected through a positioning pin or a positioning bolt.
And a thickness detection device 4 is arranged on the outer flexible cushion layer 2, and the thickness of the prefabricated body in the forming process of the prefabricated body is monitored in real time by utilizing the thickness detection device matched with the thickness detection device.
Further, a position calibration device 7 is installed on the stabilizing chassis 5 and used for detecting and calibrating the external shape of the prefabricated part, and the position calibration device 7 comprises a calibration point and a support rod.
Further, the bottom of the stabilizing chassis 5 is provided with a weight detecting device 15.
Further, the shape of the stable chassis 5 is determined according to the shape of the prefabricated body, the identification lines 11 are carved on the upper surface of the chassis, the fabric positions are marked, the detachable supports 8 are installed on the lower surface of the chassis, the fabric positions are lifted, and the prefabricated body die-casting process is facilitated.
Example 2
As shown in fig. 5, a profiling mold for a needled preform comprises a 1-inner layer rigid core mold, a 2-outer layer flexible cushion layer, a 3-middle layer variable rigid cushion layer, a 5-stable chassis and a 7-position calibration device, wherein when the inner layer rigid core mold 1 is formed by splicing a plurality of blocks, the inner layer rigid core mold 1 comprises a central shaft mounting hole, a mold positioning hole 10 and an electric element mounting hole, and the mold can be fixed on the central shaft through the central shaft mounting hole; the accurate position of the die is ensured by using the positioning pin and the die positioning hole 10; the electrical component mounting hole facilitates the control component to be embedded in the fabric. The outer layer flexible cushion layer 2 is made of organic materials and is spliced in blocks, and a single cushion layer is integrally formed.
The middle layer variable rigidity cushion layer 3 and the outer layer flexible cushion layer 2 are manufactured integrally, and the forming method comprises the steps of manufacturing a forming die with a required shape, pouring and cooling cushion layer material raw materials to form the profiling outer layer flexible cushion layer 2, then fixedly connecting the middle layer variable rigidity cushion layer raw materials to a specified area outside the flexible cushion layer, and mounting the middle layer variable rigidity cushion layer raw materials and the flexible cushion layer on the inner layer rigid core die 1 simultaneously when mounting.
Wherein, stabilize chassis 5 for the upper and lower face installation simultaneously, guarantee that mould both ends are stable.
Wherein, the position calibration device 7 is arranged at both ends, and the calibration point adopts a pyramid shape.
Example 3
As shown in FIGS. 6-8, the embodiment is a variation rigidity cushion layer of three middle layers of a profiling mold of a needled preform, and comprises a 1-triangular variation rigidity cushion layer, a 2-square variation rigidity cushion layer and a 3-honeycomb variation rigidity cushion layer.
The triangular deformation rigid cushion layer is filled with three different rigid materials respectively, the filling units are connected through the side wall outer fastening tapes, the connection rigidity is guaranteed, the filling units can be detached at any time, the side walls of the filling units are made of soft materials such as EVA and the like, and the cushion layer is good in shape plasticity.
The square deformation rigid cushion is filled with three different rigid materials respectively, the filling units are connected through pins, connection rigidity is guaranteed, the filling units can be detached at any time, the side walls of the filling units are made of hard materials such as organic glass materials, and the cushion is good in shape stability.
The honeycomb-shaped variable-rigidity cushion layer is filled with three different rigidity materials respectively, the filling units are rigidly connected through internal bolts, the connection is stable, the connection strength is high, the side walls of the filling units are made of rigid metal materials, the cushion layer is good in reusability, and the stability is high.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A fabric profiling mold is characterized by comprising an inner layer rigid core mold (1), an outer layer flexible cushion layer (2), a middle layer rigidity-changing cushion layer (3) and a stable chassis (5),
the bottom of the inner layer rigid core mold (1) is fixedly connected with the stable chassis (5), and the middle layer variable rigid cushion layer (3) is arranged between the inner layer rigid core mold (1) and the outer layer flexible cushion layer (2).
2. Fabric profiling mould according to claim 1, characterized in that the inner rigid core mould (1) is formed in one piece or from a plurality of pieces.
3. The fabric profiling mold according to claim 2, characterized in that when the inner layer rigid core mold (1) is formed by splicing a plurality of inner layer rigid core molds, the inner layer rigid core mold (1) comprises a central shaft mounting hole, a mold positioning hole (10) and an electric element mounting hole, and the mold can be fixed on the central shaft through the central shaft mounting hole; the accurate position of the die is ensured by using the positioning pin and the die positioning hole (10); the electrical component mounting hole facilitates the control component to be embedded in the fabric.
4. Fabric profiling mold according to claim 1, characterized in that the material of the intermediate layer stiffening shim (3) is aluminium or rubber or nylon, the structure of which is hollow or open-faced or solid profiled.
5. The fabric profiling mold according to claim 4, characterized in that the intermediate layer stiffening mat (3) is formed by splicing a grid-shaped or honeycomb-shaped structure and comprises a plurality of grid filling units, each grid filling unit is detachable, and different materials are filled in hollow areas of different grid filling units to realize stiffening of the intermediate layer.
6. Fabric profiling mold according to claim 5, characterized in that the rigidity of the intermediate layer stiffening shim (3) increases gradually from the inside to the outside.
7. The fabric profiling mold as claimed in claim 6, wherein a pressure sensor (16) is arranged inside the intermediate layer variable-rigidity cushion layer (3), the pressure applied to different regions in the needling process is sensed through the pressure sensor (16), the needling pressure is adjusted through real-time feedback of a test result, a heating resistance wire is arranged inside the intermediate layer variable-rigidity cushion layer (3) to realize heating of the mold in the preparation process and guarantee satisfaction of fabric forming requirements, a motor and blades are preset inside the intermediate layer variable-rigidity cushion layer (3), hot air drying inside the mold is realized, and drying requirements for adhesives between fabric layers are met when different process requirements are met.
8. The fabric profiling mold according to any one of claims 1 to 7, characterized in that a thickness detection device (4) is provided on the outer flexible cushion layer (2).
9. The fabric profiling mold according to claim 8, characterized in that a position calibration device (7) is mounted on the stabilizing base plate (5) for preform profile detection calibration, the position calibration device (7) comprising a calibration point and a support rod.
10. Fabric profiling mould according to claim 8 or 9, characterized in that the bottom of the stabilizing base plate (5) is provided with a weight detection device (15).
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