CN115027075A - Non-metal composite material thermal insulation carriage and manufacturing method thereof - Google Patents
Non-metal composite material thermal insulation carriage and manufacturing method thereof Download PDFInfo
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- CN115027075A CN115027075A CN202210813949.8A CN202210813949A CN115027075A CN 115027075 A CN115027075 A CN 115027075A CN 202210813949 A CN202210813949 A CN 202210813949A CN 115027075 A CN115027075 A CN 115027075A
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- 238000009413 insulation Methods 0.000 title claims abstract description 31
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 24
- 229910052755 nonmetal Inorganic materials 0.000 title claims abstract description 16
- 239000002905 metal composite material Substances 0.000 title claims abstract description 13
- 150000002843 nonmetals Chemical class 0.000 title description 2
- 239000000835 fiber Substances 0.000 claims abstract description 77
- 229920005989 resin Polymers 0.000 claims abstract description 46
- 239000011347 resin Substances 0.000 claims abstract description 46
- 239000003365 glass fiber Substances 0.000 claims abstract description 34
- 238000004804 winding Methods 0.000 claims abstract description 22
- 238000000034 method Methods 0.000 claims abstract description 16
- 239000011810 insulating material Substances 0.000 claims abstract description 15
- 229920002635 polyurethane Polymers 0.000 claims abstract description 13
- 239000004814 polyurethane Substances 0.000 claims abstract description 13
- 239000003292 glue Substances 0.000 claims abstract description 9
- 238000005507 spraying Methods 0.000 claims abstract description 6
- 239000002131 composite material Substances 0.000 claims description 11
- 229920006327 polystyrene foam Polymers 0.000 claims description 6
- 238000005187 foaming Methods 0.000 claims description 5
- 238000000926 separation method Methods 0.000 claims description 4
- 238000004321 preservation Methods 0.000 abstract description 5
- 239000012774 insulation material Substances 0.000 description 7
- 230000008569 process Effects 0.000 description 7
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 239000007769 metal material Substances 0.000 description 4
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
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Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
- B29C70/28—Shaping operations therefor
- B29C70/30—Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or core; Shaping by spray-up, i.e. spraying of fibres on a mould, former or core
- B29C70/32—Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or core; Shaping by spray-up, i.e. spraying of fibres on a mould, former or core on a rotating mould, former or core
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/56—Coatings, e.g. enameled or galvanised; Releasing, lubricating or separating agents
- B29C33/58—Applying the releasing agents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/48—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding
- B29C65/4805—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding characterised by the type of adhesives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/80—General aspects of machine operations or constructions and parts thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
- B29C70/28—Shaping operations therefor
- B29C70/54—Component parts, details or accessories; Auxiliary operations, e.g. feeding or storage of prepregs or SMC after impregnation or during ageing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D33/00—Superstructures for load-carrying vehicles
- B62D33/04—Enclosed load compartments ; Frameworks for movable panels, tarpaulins or side curtains
- B62D33/048—Enclosed load compartments ; Frameworks for movable panels, tarpaulins or side curtains for refrigerated goods vehicles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/30—Vehicles, e.g. ships or aircraft, or body parts thereof
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T30/00—Transportation of goods or passengers via railways, e.g. energy recovery or reducing air resistance
Abstract
The invention discloses a non-metal composite material heat-insulation carriage which comprises an inner fiber layer and an outer fiber layer, wherein the inner fiber layer and the outer fiber layer are integrally formed by winding fibers soaked with resin, and a framework layer and a heat-insulation layer are arranged between the inner fiber layer and the outer fiber layer. A method for manufacturing a non-metal composite material heat-insulation carriage comprises the following steps: the carriage mould is brushed with demoulding wax and sprayed with gel coat; solidifying the gel coat to 80%, and winding the glass fiber yarns soaked with the resin in a cross way on the whole mould; after the resin is cured, finishing and flattening; placing the square tube on the inner fiber layer and bonding the square tube with resin; filling a heat-insulating material between the square pipes and bonding the square pipes by using polyurethane glue; winding the glass fiber yarn soaked with the resin to form an outer fiber layer; when the resin is cured to 80%, finishing the outer surface, and spraying a layer of gel coat; and demolding after complete curing. The carriage is designed into a layered structure, the inner fiber layer and the outer fiber layer are integrally formed by winding glass fiber yarns, the structure is tighter, the leakage resistance is good, the heat preservation is good, the manufacturing process is simple, and the weight is light and the strength is high.
Description
Technical Field
The invention relates to the technical field of carriage production, in particular to a nonmetallic composite material heat-insulation carriage and a manufacturing method thereof.
Background
The transport industry is developing at a high rate today and the transport carriages are a part of a considerable foundation as an important component on transport vehicles.
At present, all thermal insulation vehicles or refrigerated vehicles in the world adopt a plate assembly structure, plates are manufactured in advance and then are formed by a method of assembling the plates into a box body, the plates are connected by glue joint or bolts after assembly is finished, and finally, the outside is reinforced by stainless steel plates or aluminum profiles. Due to the fact that the splicing structure is used and the metal connecting pieces are basically adopted for connection, the sealing performance of the connection position is poor, and the heat transfer performance of metal is high, so that the heat preservation effect is poor. Moreover, the plates are spliced, the plates need to be produced firstly, then the plates are connected by using the connecting pieces, and then the plates are reinforced, so that the requirements on each interface are high, the process is more, the process is complex, and the production and manufacturing cost is high.
Disclosure of Invention
In order to improve, the invention provides a non-metal composite material heat-insulation carriage and a manufacturing method thereof, which improve the heat-insulation performance of the carriage, simplify the production process and reduce the production cost.
The technical purpose of the invention is realized by the following technical scheme: a non-metal composite material heat preservation carriage comprises an inner fiber layer and an outer fiber layer, wherein the inner fiber layer and the outer fiber layer are integrally formed by winding fibers soaked with resin, and a framework layer and a heat preservation layer are arranged between the inner fiber layer and the outer fiber layer.
Through adopting above-mentioned technical scheme, utilize fibre to add the integrative winding shaping of resin and form the ectonexine in carriage, make the carriage wholeness good, the structure is inseparable, and the leak protection nature is good, and the centre is consolidated and the heat preservation is thermal-insulated through the casing ply, simple structure, and the light intensity of quality is high.
The framework layer further comprises a plurality of square pipes which are arranged transversely and vertically, and the two connected square pipes and the inner fiber layer are bonded by resin.
Through adopting above-mentioned technical scheme, square pipe is horizontal vertical to arranging, plays the reinforcing effect to the carriage to increase carriage intensity.
The invention is further configured such that the square tube is made of a non-metallic composite material.
Through adopting above-mentioned technical scheme, adopt non-metallic composite to make square pipe, avoided the strong shortcoming of metal heat conductivity, slow down thermal transmission when guaranteeing carriage intensity, reinforcing carriage thermal insulation performance.
The invention is further arranged in such a way that the heat-insulating layer is arranged in a cavity formed by adjacent square pipes, the heat-insulating layer is filled with polyurethane foaming heat-insulating material or polystyrene foam heat-insulating material, and the heat-insulating material is bonded with the inner fiber layer and the square pipes by polyurethane glue.
Through adopting above-mentioned technical scheme, pack insulation material in the cavity that adjacent square pipe formed, further strengthen the thermal insulation performance in carriage.
A method for manufacturing a non-metal composite material heat-insulation carriage comprises the following steps:
s1: uniformly coating demolding wax on the carriage mold, and spraying a gel coat on the surface of the demolding wax;
s2: when the gel coat is solidified to 80%, winding the glass fiber yarns soaked with the resin on the mold in a crossed manner until the glass fiber yarns cover the whole mold to form an inner fiber layer;
s3: after the resin is cured, finishing and flattening the outer surface of the inner fiber layer;
s4: placing the square tube on the outer surface of the inner fiber layer and bonding the square tube with resin to form a framework layer;
s5: filling polyurethane foaming heat-insulating materials or polystyrene foam heat-insulating materials into a cavity formed by adjacent square pipes, and bonding by using polyurethane glue;
s6: winding the glass fiber yarns soaked with the resin on the outer surfaces of the framework layer and the heat insulation layer in a crossed manner to form an outer fiber layer;
s7: when the resin is cured to 80%, the outer surface of the outer fiber layer is trimmed and leveled, and a layer of gel coat is sprayed;
s8: and demolding after complete curing.
By adopting the technical scheme, the inner fiber layer and the outer fiber layer are integrally formed by winding glass fiber yarn impregnated resin, the process is simple, only a carriage mould and a related guide mechanism of the glass fiber yarn need to be configured, the processes are few, and the production cost is low.
The present invention is further configured that in the steps S2 and S6, there are a plurality of glass fiber yarns for winding, and the plurality of glass fiber yarns pass through the strand separation hole to enter the resin box, and are wound on the mold or the skeleton layer after being impregnated with the resin.
Through adopting above-mentioned technical scheme, let glass fiber yarn advance into resin box, glass fiber yarn will wrap up in the attached layer resin in appearance like this, and after glass fiber yarn twined on the mould, under the viscous action of resin, will make glass fiber yarn adhere each other together, make the shaping after-mentioned structure inseparabler.
The invention further provides that in the step S6, the glass fiber yarns are wound by 2 layers.
Through adopting above-mentioned technical scheme, 2 layers of glass fiber yarn of outer fibrous layer winding increase outer fibrous layer thickness, make whole carriage intensity higher, the heat insulating ability is better.
In conclusion, the invention has the following beneficial effects:
1. in the scheme, the carriage is designed into a layered structure in which the inner fiber layer and the outer fiber layer sandwich the framework layer and the heat insulation layer, and the inner fiber layer and the outer fiber layer are integrally formed in a glass fiber yarn winding mode, so that the overall structure of the carriage is more compact, the inner layer and the outer layer are not provided with joints, the leakage-proof performance is good, the middle part is reinforced by the framework layer and is heat-insulated by the heat insulation layer, the structure is simple, and the weight is light and the strength is high;
2. in the scheme, the inner fiber layer, the outer fiber layer, the framework layer and the heat-insulating layer are made of non-metal composite materials, so that the heat conductivity is poor, and the heat-insulating property is good; the framework layers are reinforced by square pipes made of nonmetal composite materials, and heat insulation materials are filled between the square pipes, so that the weight of the carriage is reduced while the carriage is reinforced, and the heat insulation performance of the carriage is improved;
3. in this scheme, the connection mode that whole carriage preparation adopted glass fiber yarn winding, resin bonding, polyurethane to glue, connect closely, need not use mechanical connection modes such as bolt, plug-in components, welding, preparation simple process, and the use equipment is few, low in production cost.
Drawings
FIG. 1 is a schematic view of the overall construction of the wagon of the present invention;
FIG. 2 is a schematic structural view of the car body frame of the present invention;
FIG. 3 is a schematic structural view of the carriage forming apparatus of the present invention;
fig. 4 is a schematic view of the formation of the inventive wagon.
In the figure: 1. an inner fiber layer; 2. a framework layer; 3. a heat-insulating layer; 4. an outer fibrous layer; 5. a square tube; 10. a creel; 11. a harness split hole; 12. a resin case; 13. a carriage mould.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application; it is obvious that the embodiments described are only a part of the embodiments of the present application, and not all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without making creative efforts based on the embodiments in the present application belong to the protection scope of the present application.
As shown in fig. 1-2, a non-metallic composite material thermal insulation carriage comprises an inner fiber layer 1, a framework layer 2, a thermal insulation layer 3 and an outer fiber layer 4, wherein the inner fiber layer 1 and the outer fiber layer 4 are integrally formed by winding fibers soaked with resin, and the framework layer 2 and the thermal insulation layer 3 are arranged between the inner fiber layer 1 and the outer fiber layer 4. The framework layer 2 comprises a plurality of square pipes 5 which are transversely and vertically arranged on the outer surface of the inner fiber layer 1, when the framework layer is specifically arranged, one square pipe 5 is arranged on 4 edges of the carriage, and a plurality of square pipes 5 are arranged on 4 surfaces of the carriage at intervals along the width direction and the height direction. The square pipes 5 are made of non-metal composite materials, and the two connected square pipes 5 and the inner fiber layer 1 are bonded by resin. A cavity is formed between the outer surfaces of the adjacent square pipes 5 and the inner fiber layer 1, a heat insulation layer 3 is formed in the cavity by filling, and polyurethane glue is used for bonding between the heat insulation material and the inner fiber layer 1 and between the heat insulation material and the square pipes 5.
The carriage in the embodiment adopts a layered structure formed by the inner fiber layer 1, the framework layer 2, the heat insulation layer 3 and the outer fiber layer 4, each layer is made of non-metal materials such as glass fiber, resin, polyurethane foam heat insulation materials or polystyrene foam heat insulation materials, the overall structure is light, the heat conductivity of the carriage is far inferior to that of metal materials, and the heat insulation performance is good. The inner fiber layer 1 and the outer fiber layer 4 are integrally formed by winding fibers soaked with resin, and the integral forming has no edge connection and good air tightness. The framework layer 2 is formed by bonding square pipes 5 made of non-metal materials to the outer surface of the inner fiber layer 1, the overall structural strength is enhanced by criss-cross arrangement, and heat insulation materials are filled in the middle of the framework layer, so that the carriage has the advantages of high overall weight, good air tightness and high heat insulation performance, and the heat insulation requirement of the refrigerator car can be met.
The embodiment also includes the manufacturing method of the non-metal composite material insulated compartment, as shown in fig. 3, the manufacturing equipment includes: creel 10, pencil separation hole 11, resin box 12, carriage mould 13 etc, creel 10 sets up the multilayer, a glass fiber yarn for placing the preparation carriage usefulness, pencil separation hole 11 and resin box 12 can set up on same pedestal, set up the pedestal on the guide rail again, make the pedestal can move on 13 length direction in carriage mould, so that can make glass fiber yarn twine whole carriage mould 13 completely, carriage mould 13 rotates through the axis of rotation and sets up on the rotation seat, drive carriage mould 13 through the motor and rotate in order to reach the winding effect. The end part of the carriage mould 13 can be provided with a stripper plate, the stripper plate is connected with a hydraulic cylinder arranged in the carriage mould 13, and the hydraulic cylinder pushes the stripper plate to move outwards to drive the formed carriage to be separated from the carriage mould 13.
The specific manufacturing steps are as follows:
s1: uniformly beating demoulding wax on the carriage mould 13, and spraying gel coat on the surface of the demoulding wax so as to facilitate demoulding after carriage forming;
s2: the glass fiber yarns on a creel 10 pass through a bundle separating hole 11 and respectively enter a resin box 12 and then enter a guide roller outside the resin box 12 to be discharged, so that the bundles of glass fiber yarns are prevented from being wound together, when a gel coat is solidified to 80%, the glass fiber yarns soaked with resin are fixed at one end of a carriage mould 13, the carriage mould 13 is rotated to enable the glass fiber yarns to be uniformly wound on the whole mould, and in the winding process, the bundle separating hole 11 and the resin box 12 need to be moved through a guide rail to enable the glass fiber yarns to be wound from a starting section to a tail end so as to form an inner fiber layer 1, as shown in FIG. 4;
s3: after the resin on the glass fiber yarn is cured, finishing the outer surface of the inner fiber layer 1 to make the surface flat;
s4: the square tube 5 is placed on the outer surface of the inner fiber layer 1 according to the carriage framework structure, resin is coated on the contact surface of the square tube 5 during placement so that the square tube can be bonded on the inner fiber layer 1, and resin is also coated on the contact part of the square tube 5 in the width direction and the height direction of the carriage and the square tube 5 in the length direction of the carriage so that the square tube is bonded, so that the overall structural strength is ensured;
s5: filling a polyurethane foaming heat-insulating material or a polystyrene foam heat-insulating material into a cavity formed by the adjacent square pipes 5, and bonding polyurethane glue between the heat-insulating material and the square pipes 5 and between the heat-insulating material and the outer surface of the inner fiber layer 1 so as to stabilize the structure;
s6: the glass fiber yarns soaked with the resin are wound on the outer surfaces of the framework layer 2 and the heat-insulating layer 3 in a crossed manner according to the step S2, and 2 layers are wound together, so that the outer fiber layer 4 is firmer and more durable;
s7: when the resin on the outer fiber layer 4 is cured to 80%, finishing the outer surface of the outer fiber layer 4 to be smooth, and spraying a layer of gel coat to protect the outer fiber layer 4;
s8: after the outer fiber layer 4 and the gel coat outside the outer fiber layer are completely cured, the hydraulic cylinder in the carriage mold 13 pushes the stripper plate to drive the forming carriage to be separated from the carriage mold 13, and the demolding is completed.
The manufacturing equipment is few, the whole manufacturing process is simple, the whole manufacturing process adopts a winding and bonding connection mode, mechanical connection such as bolts, plug-ins and welding is not needed, and the production cost is low. The integral winding can enable the inner layer and the outer layer of the carriage to be more compact, and no splicing gap exists, so that the heat insulation performance is better. The framework layer and the heat-insulating layer are connected in a bonding mode, so that the use of metal materials is avoided, and the bonding airtightness is better. The carriage manufactured by the whole process has high strength and light weight, and the heat-insulating property of the carriage is far better than that of a metal carriage.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.
Claims (7)
1. A non-metal composite material insulation carriage is characterized in that: the heat-insulation composite board comprises an inner fiber layer (1) and an outer fiber layer (4), wherein the inner fiber layer (1) and the outer fiber layer (4) are integrally formed by winding fibers soaked with resin, and a framework layer (2) and a heat-insulation layer (3) are arranged between the inner fiber layer (1) and the outer fiber layer (4).
2. The non-metallic composite insulated vehicle compartment of claim 1, wherein: the framework layer (2) comprises a plurality of square pipes (5) which are arranged transversely and vertically, and the two square pipes (5) which are connected with each other and the square pipes (5) and the inner fiber layer (1) are bonded by resin.
3. The insulated non-metallic composite material vehicle compartment of claim 2, wherein: the square tube (5) is made of non-metal composite materials.
4. The insulated non-metallic composite material vehicle compartment of claim 2, wherein: the heat-insulating layer (3) is arranged in a cavity formed by the adjacent square pipes (5), and is filled with polyurethane foaming heat-insulating material or polystyrene foam heat-insulating material, and the heat-insulating material is bonded with the inner fiber layer (1) and the square pipes (5) by polyurethane glue.
5. A method for manufacturing a non-metal composite material heat-insulation carriage is characterized by comprising the following steps: the method comprises the following steps:
s1: uniformly spraying demolding wax on the carriage mold (13), and spraying a gel coat on the surface of the demolding wax;
s2: when the gel coat is cured to 80%, winding the glass fiber yarns soaked with the resin on the mould in a crossed manner until the glass fiber yarns cover the whole mould to form an inner fiber layer (1);
s3: after the resin is cured, finishing and flattening the outer surface of the inner fiber layer (1);
s4: placing the square tube (5) on the outer surface of the inner fiber layer (1) and bonding the square tube with resin to form a framework layer (2);
s5: filling a polyurethane foaming heat-insulating material or a polystyrene foam heat-insulating material into a cavity formed by the adjacent square pipes (5), and bonding by using polyurethane glue;
s6: the glass fiber yarns soaked with the resin are crossly wound on the outer surfaces of the framework layer (2) and the heat-insulating layer (3) to form an outer fiber layer (4);
s7: when the resin is cured to 80%, the outer surface of the outer fiber layer (4) is trimmed and leveled, and a layer of gel coat is sprayed;
s8: and demolding after complete curing.
6. The method for manufacturing the non-metallic composite material insulation carriage as claimed in claim 5, wherein the method comprises the following steps: in the steps S2 and S6, there are a plurality of glass fiber yarns for winding, and the plurality of glass fiber yarns pass through the strand separation hole (11) and enter the resin box (12), are impregnated with resin, and are wound on the mold or the framework layer (2).
7. The method for manufacturing the non-metallic composite material insulation carriage as claimed in claim 5, wherein the method comprises the following steps: in the step S6, the glass fiber yarns are wound by 2 layers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210813949.8A CN115027075A (en) | 2022-07-12 | 2022-07-12 | Non-metal composite material thermal insulation carriage and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210813949.8A CN115027075A (en) | 2022-07-12 | 2022-07-12 | Non-metal composite material thermal insulation carriage and manufacturing method thereof |
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| CN115027075A true CN115027075A (en) | 2022-09-09 |
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| CN202210813949.8A Pending CN115027075A (en) | 2022-07-12 | 2022-07-12 | Non-metal composite material thermal insulation carriage and manufacturing method thereof |
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2022
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| GB1490575A (en) * | 1974-12-02 | 1977-11-02 | Pikaz Inzenyrsky Podnik | Body for a road or rail vehicle or for a container |
| US4608931A (en) * | 1981-12-03 | 1986-09-02 | Acf Industries, Incorporated | Filament wound railway hopper car |
| JPH10337787A (en) * | 1997-06-10 | 1998-12-22 | Hitachi Zosen Corp | Molding machine for fiber-reinforced resin tube |
| CN103010318A (en) * | 2011-09-26 | 2013-04-03 | 蓝星(北京)化工机械有限公司 | Cold storage and thermoregulation carriage, and manufacturing method and application thereof |
| US20160288431A1 (en) * | 2013-10-30 | 2016-10-06 | Evonik Roehm Gmbh | Continuous production of profiles in a sandwich type of construction with foam cores and rigid-foam-filled profile |
| CN107214977A (en) * | 2017-07-31 | 2017-09-29 | 江苏恒神股份有限公司 | The carbon fibre composite subway vehicle body and its manufacture method of a kind of low cost process shaping |
| CN108407325A (en) * | 2018-04-13 | 2018-08-17 | 重庆国际复合材料股份有限公司 | A kind of glass fiber compound material plates forming equipment and method |
| CN108622123A (en) * | 2018-05-09 | 2018-10-09 | 西南交通大学 | The structure and manufacturing process of the carbon fibre composite sky iron car body of low cost |
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