CN103419557A

CN103419557A - Manufacturing method for reinforcing metal rim disc combined with carbon fiber

Info

Publication number: CN103419557A
Application number: CN2012101649725A
Authority: CN
Inventors: 马水源
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-05-25
Filing date: 2012-05-25
Publication date: 2013-12-04

Abstract

The invention relates to a manufacturing method of a metal rim plate combined with carbon fiber reinforcement, in particular to a manufacturing method of a rim plate with light weight and low cost, which comprises the steps of preparing the rim plate, preparing carbon fiber cloth, cutting a carbon fiber sheet, placing the carbon fiber sheet into a reinforcement hole, hot-pressing in a mold and the like, so that a plurality of reinforcement holes are formed on the rim plate, and a pre-formed carbon fiber sheet is placed into the reinforcement holes, so that the carbon fiber sheet forms an integral carbon fiber body in the reinforcement holes of the rim plate.

Description

The metal rim dish is in conjunction with the manufacture method of carbon fiber reinforcement

Technical field

The present invention relates to a kind of metal rim dish technology of preparing, relate in particular to the manufacture method of a kind of metal rim dish in conjunction with carbon fiber reinforcement, use the effect that can have lighting and low cost concurrently.

Background technology

Press, because carbon fiber composite material has the good characteristic of high strength, rapid heat dissipation, recovery and elasticity, carbon fiber composite material has more lightweight effect simultaneously, and the exploitation of carbon fiber composite material technology in recent years is more and more ripe, and applied scope is also more and more extensive, as wheel rim, vehicle frame, sweep etc., it can significantly alleviate the weight of car body, and can reach fuel-efficient effect, but its manufacturing cost is high, invisible price that improves carbon fiber product, be difficult to by universalness widely it.

And existing automotive rim also starts to adopt carbon fiber composite material manufacture, but the wheel rim dish of wheel rim is because forming the factor of kenel, in order to improve its generation efficiency and yield rate, existing wheel rim dish is still with metal material, annotate and form as moulds such as aluminum alloy, corrosion-resistant steels, so emphasizing under material weight-saving prerequisite, the wheel rim dish of above-mentioned metal material can't meet the weight-saving requirement in fact, and as adopted carbon fiber composite material to manufacture the wheel rim dish, have again the problem of high cost, the situation that causes it to hold at high price.

In other words, the wheel rim dish of existing automotive rim can't have effect low-cost and lighting concurrently simultaneously, cause the metal rim dish to have oil consumption and the carbon fibre rim dish to have price high and the problem such as can't popularize, can't meet the demand of actual use, necessity of further improvement is arranged.

Summary of the invention

In view of this, main purpose of the present invention is to provide the manufacture method of a kind of metal rim dish in conjunction with carbon fiber reinforcement, to solve existing wheel rim dish because having low-cost inconvenience and the puzzlement caused with lighting concurrently.Use and can significantly alleviate the weight of wheel rim dish, and reach fuel-efficient purpose, make its effect with carbon reduction, and more have the effect of low cost concurrently, can be popularized by actv., significantly promote its economic benefit.

For achieving the above object, technical scheme of the present invention is achieved in that

A kind of metal rim dish, in conjunction with the manufacture method of carbon fiber reinforcement, is combined with a plurality of carbon fibrous bodies on its dish of wheel rim in a metal material system, and the step of this manufacture method at least includes:

One prepares the step of wheel rim dish, is pre-formed the wheel rim dish of a metal material, has a plurality of radial ribs of taking turns in this wheel rim dish, and wheel rim dish or these are taken turns on rib and are formed with the reinforced opening of at least one confession in conjunction with carbon fibrous body;

One prepares the step of carbon fiber sheet, and carbon fiber knit is become to a carbon cloth, and carbon cloth is impregnated in resin storage tank, and this carbon cloth also makes wherein radially yarn bundle form different angles;

The step that one carbon fiber sheet cuts, utilize tailoring technique to cut into the sheet carbon cloth of predetermined corresponding wheel rim dish reinforced opening shape this carbon cloth, further by the carbon cloth of a plurality of different angles storehouse and add and be pressed into a carbon fiber sheet through heating successively;

The step of hot pressing in one mould, the wheel rim dish that this reinforced opening is contained to the multilayer carbon fiber sheet is placed in the mould of corresponding profile, and utilization is heated, the pressurization technology, carbon fiber sheet to multilayer number, multi-angle is heated and is pressurizeed, make be combined into one the fully carbon fibrous body of shape of the carbon fiber sheet of these phase storehouses, finally complete the making of the wheel rim dish of tool carbon fibrous body.

Wherein: this prepares the groove shape that in the step of wheel rim dish, formed reinforced opening is selected from penetration state or does not run through.

Wherein this prepare in the step of wheel rim dish formed reinforced opening inner edge wall be formed with respectively at least one flange or at least one recessed edge or at least one of them, carbon fibrous body can firmly be incorporated in reinforced opening.

Wherein this prepares the composite material that carbon fiber in the step of carbon fiber sheet is selected from carbon fiber, glass reinforced fiber, poly-ester fibres or aromatic polyamide fiber.

Wherein this prepares in the step of carbon fiber sheet and makes carbon cloth be that warp-wise is the yarn bundle and broadwise interweaves with tiny yarn Shu Lianjie, and warp-wise yarn bundle and broadwise yarn beam ratio example are 9:1.

Wherein this resin for preparing institute's impregnation in the step of carbon fiber sheet be selected from ring subresin, PU resin, acrylonitrile-butadiene-styrene copolymer, polystyrene, polycarbonate, polyethylene, acrylonitritrile-styrene resin, polymethyl methacrylate, polyethylene terephthalate, polyamide, poly terephthalic acid second butanediol ester, polyphenyl ether ether ketone or polyamide acyl at least one of them.

Wherein this content for preparing resin in the step of carbon fiber sheet is total weight 22%～40%.

Wherein this prepares the carbon cloth that storehouse in the step of carbon fiber sheet forms carbon fiber sheet and is respectively positive 45 degree, negative 45 degree, 90 degree and 0 degree.

Wherein in the step of the interior hot pressing of this mould, heating-up temperature is 120 degree to 260 degree, continues 30 minutes to 60 minutes.

Wherein this wheel rim dish is formed in one on a wheel rim.

Metal rim dish provided by the present invention, in conjunction with the manufacture method of carbon fiber reinforcement, has the following advantages:

See through representing of aforementioned techniques means of the present invention, make the metal rim dish that manufacture of the present invention forms can utilize carbon fibrous body to carry out expendable weight, so can reach fuel-efficient purpose, and there is the effect of carbon reduction, have the effect reduced costs concurrently simultaneously, can, by popularization and application in existing wheel rim, thereby make metal rim dish of the present invention have more effect at aspects such as lightweight, carbon reduction, low cost and high strength than those existing, promote.

The accompanying drawing explanation

Fig. 1 is the schematic flow sheet of metal rim dish of the present invention in conjunction with the manufacture method of carbon fiber reinforcement.

The concise and to the point configuration diagram of the metal rim dish tool carbon fibrous body that Fig. 2 is the present invention.

The concise and to the point configuration diagram of reinforced opening of tool flange in the metal rim dish that Fig. 3 is the present invention, the state that wherein Fig. 3 A is reinforced opening; Fig. 3 B is for inserting the state of carbon fiber sheet.

The concise and to the point configuration diagram of reinforced opening of the recessed edge of tool in the metal rim dish that Fig. 4 is the present invention, the state that wherein Fig. 4 A is reinforced opening; Fig. 4 B is for inserting the state of carbon fiber sheet.

The simplified diagram that the carbon cloth that Fig. 5 A～Fig. 5 D is the present invention forms different angles and cuts.

The carbon cloth that Fig. 6 is the present invention is superimposed into the formation schematic diagram of carbon fiber sheet.

The wheel rim dish that Fig. 7 is tool carbon fiber sheet of the present invention is inserted the interior simplified diagram of mould.

The wheel rim dish that Fig. 8 is tool carbon fibrous body of the present invention is inserted hot-forming simplified diagram in mould.

Fig. 9 is the wheel rim schematic appearance of the metal rim dish of application tool carbon fibrous body of the present invention.

[primary clustering nomenclature]

S11 prepares wheel rim dish S12 and prepares carbon cloth

The S13 carbon fiber sheet cuts S14 and inserts reinforced opening

Hot pressing in the S15 mould

50 wheel rim dishes 51 are taken turns rib

55 reinforced opening 551 flanges

552 recessed edge 60 carbon fibrous bodies

61 carbon fiber sheet 62 carbon fiber sheets

63 carbon fiber sheet 100 carbon cloths

5 wheel rims.

The specific embodiment

Below in conjunction with accompanying drawing and embodiments of the invention, method of the present invention is described in further detail.

Metal rim dish of the present invention is in conjunction with the manufacture method of carbon fiber reinforcement, as shown in Figure 1, it includes one and prepares wheel rim dish S11, and prepare carbon cloth S12, a carbon fiber sheet and cut S13, and insert in reinforced opening S14 and a mould steps such as hot pressing S15, and is formed with the carbon fibrous body 60 of a plurality of integrateds on the wheel rim dish 50 of a metal material system.

At first, be prepared the step of wheel rim dish S11, please coordinate referring to Fig. 2, 3 and Fig. 4 shown in, being pre-formed this wheel rim dish 50 of wheel rim dish 50(according to prior art also can be shaped on wheel rim 5), there are a plurality of radial ribs 51 of taking turns in this wheel rim dish 50, and wheel rim dish 50 or these are taken turns on rib 51 and are formed with at least one reinforced opening 55, these reinforced openings 55 can be for being installed with corresponding integrated carbon fibrous body 60, these reinforced openings 55 can form the shape of corresponding set position again, as take turns rib shape or loop shaped, moreover these reinforced openings 55 groove shape of can be penetration state or not running through, another reinforced opening 55 inner edge walls are formed with respectively at least one flange 551(as shown in Figure 3A) or at least one recessed edge 552(as shown in Figure 4 A) or at least one of them, carbon fibrous body 60 can firmly be incorporated in reinforced opening 55 (as shown in Fig. 3 B and Fig. 4 B).

Then, be prepared the step of carbon cloth S12, please coordinate referring to shown in Fig. 5 B of Fig. 5 A～Fig. 5 D, the cloth sheet material of the prepreg after impregnation of carbon cloth 100 fingers tree tree, it becomes per share yarn Shu Chengdan carbon cloth 100(radially as shown in Figure 5A by carbon fiber knit), this carbon cloth 100 also can utilize UD or braiding to cut the formation different angles, as the upright carbon cloth 100(of 90 degree shapes as shown in Figure 5A), the carbon cloth 100A(of 45 degree shapes as shown in Figure 5 B), 135 the degree shapes carbon cloth 100B(as shown in Figure 5 C) or 0 the degree shape horizontal carbon cloth 100C(as shown in Figure 5 D).Wherein carbon fiber refers to as composite materials such as carbon fiber (Carbon Fiber), glass reinforced fiber (Glass Fiber), poly-ester fibres (Polyester) or aromatic polyamide fibers (Kevlar) again, these carbon cloths 100 can be that warp-wise is the yarn bundle and broadwise interweaves with tiny yarn Shu Lianjie, and wherein warp-wise yarn bundle and broadwise yarn beam ratio example are about 9:1, and carbon cloth 100 is impregnated in resin storage tank, make resin can be filled in carbon cloth 100 surfaces and inner gap fully, wherein resin content is total weight 22%～40%, and this resin is selected from (but being not limited to) themoplasticity or thermosetting resin, as encircle subresin (EPOXY), the PU resin, acrylonitrile-butadiene-styrene copolymer (Acrylonitrile-Butadiene-Styrene, ABS), polystyrene (Polystyrene, PS), polycarbonate (Polycarbonate, PC), polyethylene (Polyethylene, PE), acrylonitritrile-styrene resin (Acrylonitrile-Styrene, AS), polymethyl methacrylate (Polymethylmethacrylate, PMMA), polyethylene terephthalate (Polyethylene Terephthalate, PET), polyamide (Polyamide, PA), poly terephthalic acid second butanediol ester (Polybothlene Terephthalate, PBT), polyphenyl ether ether ketone (Polyether Ether Ketone, PEEK) and polyamide acyl (Polyetherimide, PEI) at least one of them.

Afterwards, as shown in Fig. 5 A～Fig. 5 B and Fig. 6, carry out carbon fiber sheet and cut the step of S13, sheet carbon cloth 100,100A, 100B, 100C(that carbon cloth 100,100A, 100B, the 100C that these are to different angles utilizes respectively tailoring technique to cut into predetermined corresponding wheel rim dish 50 reinforced openings 55 are as shown in Figure 6), make these carbon cloths 100,100A, 100B, 100C can be loop shaped or wheel rib shape; And as shown in Figure 6, further by the carbon cloth 100 of a plurality of different angles, 100A, 100B, 100C storehouse and add the

carbon fiber sheet

61,62,63 that is pressed into a tool given shape and thickness through heating successively, make

carbon fiber sheet

61,62,63 be the design of multi-angle, multilayer number, can improve its intensity.

And then, inserted the step of reinforced opening S14, after the

carbon fiber sheet

61,62,63 that completes corresponding reinforced opening 55, as shown in Figure 7, the carbon fiber sheet of

aforementioned sheet

61,62,63 successively is arranged in the corresponding reinforced opening 55 of wheel rim dish 50, the size of

carbon fiber sheet

61,62,63 the flange 551(that coordinates reinforced opening 55 are as shown in Figure 3 B) or recessed edge 552(as shown in Figure 4 B) size and shape, make after

carbon fiber sheet

61,62,63 fusion to produce in side wall surface concavo-convex, in each reinforced opening 55 that is incorporated into wheel rim dish 50.

Finally, carry out the step of hot pressing S15 in mould, as Fig. 7, shown in Fig. 8, this is contained to

carbon fiber sheet

61, 62, 63 wheel rim dish 50 is placed in the mould interior (as shown in Figure 7) of corresponding profile, and utilize and heat, the pressurization technology, to aforementioned by a plurality of multilayer numbers, the carbon fiber sheet 61 of multi-angle, 62, 63 are heated and are pressurizeed, its heating-up temperature is 120 degree to 260 degree, continue 30 minutes to 60 minutes, allow

carbon fiber sheet

61, 62, 63 can be combined into one fully shape carbon fibrous body 60(as shown in Figure 8), finally complete the making of the wheel rim dish 50 of tool carbon fibrous body 60, wheel rim dish 50 of the present invention be can be applicable on a wheel rim 5 (as shown in Figure 9).

See through aforesaid design, owing to utilizing reinforced opening 55 to be combined with a plurality of carbon fibrous bodies 60 on metal rim dish 10, and this carbon fibrous body 60 sees through the successively storehouse fusion of multi-level

carbon fiber sheet

61,62,63 and forms, and, because

carbon fiber sheet

61,62,63 carbon cloths by multi-angle 100,100A, 100B, 100C form, it has certain ductility and intensity.Make the metal rim dish 50 that manufacture of the present invention forms can utilize carbon fibrous body 60 to carry out expendable weight, to reach fuel-efficient purpose, and there is the effect of carbon reduction, have the effect reduced costs concurrently simultaneously, can be by popularization and application in existing wheel rim, promote thereby make metal rim dish of the present invention have more effect at aspects such as lightweight, carbon reduction, low cost and high strength, to improve the value added of product, and increase its economic benefit.

The above, be only preferred embodiment of the present invention, is not intended to limit protection scope of the present invention.

Claims

1. A method for manufacturing a metal rim disc combined with carbon fiber reinforcement, characterized in that it is combined with a plurality of carbon fiber bodies on a metal rim disc, and the steps of the manufacturing method at least include:

A step of preparing the rim disc, forming a metal rim disc in advance, the rim disc has a plurality of radial ribs inside, and at least one complementary carbon fiber body is formed on the rim disc or the ribs. Strong hole;

A step of preparing carbon fiber sheets, weaving carbon fibers into a carbon fiber cloth, and impregnating the carbon fiber cloth in a resin tank, and forming different angles in the radial direction of the carbon fiber cloth;

A carbon fiber sheet cutting step, using cutting technology to cut the carbon fiber cloth into a sheet-like carbon fiber cloth corresponding to the shape of the reinforcement hole of the rim disc, and further stacking a plurality of carbon fiber cloths with different angles layer by layer, and heating pressed into a carbon fiber sheet;

A step of inserting the reinforcing holes, placing the carbon fiber sheets layer by layer in the corresponding reinforcing holes of the rim disc;

A step of in-mold hot pressing, place the rim disc containing multi-layer carbon fiber sheets in the reinforcement hole in a mold with corresponding shape, and use heating and pressure technology to heat the multi-layer and multi-angle carbon fiber sheets and pressurization, so that the stacked carbon fiber sheets are completely combined into an integrated carbon fiber body, and finally the production of the rim disc with the carbon fiber body is completed.

2. The method for manufacturing a metal rim disc combined with carbon fiber reinforcement according to claim 1, wherein the reinforcing holes formed in the step of preparing the rim disc are selected from through-shaped or non-penetrating grooves shape.

3. The method for manufacturing a metal rim disc combined with carbon fiber reinforcement according to claim 1 or 2, wherein the inner wall of the reinforcement hole formed in the step of preparing the rim disc is respectively formed with at least one The flange or at least one concave flange or at least one of them enables the carbon fiber body to be firmly combined in the reinforcing hole.

4. The manufacturing method of metal rim disc combined with carbon fiber reinforcement as claimed in claim 1, wherein the carbon fiber in the step of preparing the carbon fiber sheet is selected from carbon fiber, glass reinforced fiber, polyester fiber or aromatic polymer Composites of amide fibers.

5. The manufacturing method of metal rim disc combined with carbon fiber reinforcement as claimed in claim 1, characterized in that, in the step of preparing the carbon fiber sheet, the carbon fiber cloth is made of yarn bundles in the warp direction and fine yarn bundles in the weft direction Linking and interweaving, the ratio of warp yarn bundles to weft yarn bundles is 9:1.

6. The method for manufacturing a metal rim disc combined with carbon fiber reinforcement as claimed in claim 1, wherein the resin impregnated in the step of preparing the carbon fiber sheet is selected from the group consisting of epoxy resin, PU resin, acrylonitrile-butadiene Diene-styrene copolymer, polystyrene, polycarbonate, polyethylene, acrylonitrile-styrene copolymer, polymethyl methacrylate, polyethylene terephthalate, polyamide, polyethylene terephthalate At least one of butylene dicarboxylate, poly(phenylene ether ether ketone) or polyamide acyl.

7. The method for manufacturing a metal rim disc combined with carbon fiber reinforcement according to claim 1 or 6, wherein the resin content in the step of preparing the carbon fiber sheet is 22%-40% of the total weight.

8. The manufacturing method of metal rim disc combined with carbon fiber reinforcement as claimed in claim 1, characterized in that, in the step of preparing the carbon fiber sheet, the carbon fiber cloth stacked to form the carbon fiber sheet is at positive 45 degrees, negative 45 degrees, and 90 degrees respectively. degrees and 0 degrees.

9 . The manufacturing method of metal rim disc combined with carbon fiber reinforcement as claimed in claim 1 , wherein the heating temperature in the step of in-mold hot pressing is 120°C to 260°C for 30 minutes to 60 minutes.

10 . The method for manufacturing a metal rim disc combined with carbon fiber reinforcement as claimed in claim 1 , wherein the rim disc is integrally formed on the rim. 11 .