CN104163031B - The manufacture method of automotive interior roof - Google Patents
The manufacture method of automotive interior roof Download PDFInfo
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- CN104163031B CN104163031B CN201410372975.7A CN201410372975A CN104163031B CN 104163031 B CN104163031 B CN 104163031B CN 201410372975 A CN201410372975 A CN 201410372975A CN 104163031 B CN104163031 B CN 104163031B
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Abstract
The invention discloses a kind of manufacture method of automotive interior roof, comprise the following steps: provide upper mould and lower mould, upper mould and lower mould can be fitted; S2: provide the non-woven fabrics and Chopped Strand Mat of arranging successively from top to bottom, the lower surface being adsorbed on upper mould forms location and completes backsheet, locating the material hole that backsheet is offered; S3: Chopped Strand Mat, non-woven fabrics and the fabric of arranging successively are from top to bottom provided, and the upper surface being adsorbed on lower mould forms location complete skin-material; S4: by upper mould and lower mould pressing, completes skin-material trimming and border sealing location to be completed backsheet and location, and completes backsheet and location in location and complete between skin-material and limit cavity; S5: from material hole to material feeding in cavity, forms semihard PU, obtains automotive interior roof after slaking.Manufacture method according to the automotive interior roof of the embodiment of the present invention can reduce production process.
Description
Technical field
The present invention relates to field of automobile, more specifically, relate to a kind of manufacture method of automotive interior roof.
Background technology
The production of domestic and international automotive trim forming platfond adopts the multilayer material compositions such as non-woven fabrics, Chopped Strand Mat, semihard polyurethane foam sheet, Chopped Strand Mat, non-woven fabrics, precoat more, machines through multiple working procedures such as foaming, section, plastic roll, compression molding, sizing, glue spraying, composite material, Water Cutting or stamping-out, bound edge, bonding annexes.
After cutting periphery and installing hole, inevitably there are glass emergence on the surface and fabric burr, needing for there being the boudary portion of requirement to carry out the bound edge operation that fabric returns bag in automotive trim forming platfond.Meanwhile, the sheet material compression molding production technology that automotive interior roof adopts, there is product thickness uncontrollable phenomena impair product loading effect because sheet material stretching is thinning in the region larger at product profile drop.
There is following shortcomings in above method:
1, complex process.Because producing shaped ceiling will pass through ten multiple working procedures such as foaming, section, plastic roll, mold pressing, sizing, glue spraying, compound, Water Cutting or stamping-out, bound edge, bonding annex.In goods preparation process, the production often completing a ceiling all will, through the transmission of tens times, be transmitted loaded down with trivial details, does not slightly note making or to do folding dirty, there is many potential quality risks.
2, raw material are wasted.The semihard polyurethane foam sheet used in automotive trim forming platfond, will complete through foaming and section two procedures, in foaming process except stopping the length and width process allowance of bubble block, foam block top bump part and bottom 15cm height component all cannot use.The polyurethane material of about waste 1/1 to four/3rd.Polyurethane binder all will be used to realize the compound of the shaping of base material and fabric in mold pressing and compound working procedure, bound edge operation also needs with adhesive bonding.
3, a large amount of energy and manpower is consumed.In correlation technique, the compression molding die serviceability temperature of producing interior trim forming platfond is 140 DEG C, and composite die serviceability temperature is 105 DEG C, Control During Paint Spraying by Robot composite material glue, water under high pressure robotic cutting installing hole and surrounding border, these all need to consume a large amount of energy.Simultaneously because operation is various, transmit loaded down with trivial details, cause needing a lot of manpower to complete.
4, the investment of process equipment mould is many.Need to drop into semihard polyurethane foam sheet slicer, plastic roll line, glue spraying room and robot, High-Pressure Water-jet Cutting Robot, 2 cover glue spraying frocks, 2 process equipments such as cover Water Cutting frock and wrapping tool etc. in the process of producing ceiling, these process equipments need a large amount of fund inputs.
5, product size precision is low, and adjustment process is complicated.The method of producing roof of the vehicle in correlation technique is sheet material compression molding production technology, there is product thickness and is less than design point, thus affect entrucking effect because the region sheet material larger at product profile drop stretches to cause.As occurred, the problems referred to above also need to modify to upper and lower mould simultaneously, to meet entrucking effect.
Summary of the invention
The present invention is intended to solve one of technical problem in correlation technique at least to a certain extent.For this reason, the present invention is intended to the manufacture method proposing a kind of automotive interior roof, the manufacture method of described automotive interior roof can greatly reduce the production and processing operation of automotive interior roof, the fund input improving stock utilization, minimizing large number quipments and moulds of industrial equipment, reduction energy resource consumption and labour cost, and product cost is significantly reduced.
Manufacture method according to the automotive interior roof of the embodiment of the present invention comprises the following steps: S1: provide upper mould and lower mould, and the lower surface of described upper mould and the upper surface of described lower mould can be fitted; S2: the non-woven fabrics and Chopped Strand Mat of arranging successively are from top to bottom provided, and the lower surface being adsorbed on described upper mould forms location complete backsheet, described non-woven fabrics and described Chopped Strand Mat are offered the material hole of up/down perforation; S3: Chopped Strand Mat, non-woven fabrics and the fabric of arranging successively are from top to bottom provided, and the upper surface being adsorbed on described lower mould forms location complete skin-material; S4: by described upper mould and lower mould pressing, completes skin-material trimming and border sealing described location to be completed backsheet and described location, and completes backsheet and described location in location and complete between skin-material and limit cavity; S5: from described material hole to material feeding in described cavity, form semihard PU after slaking, obtain described automotive interior roof.According to the manufacture method of the automotive interior roof of the embodiment of the present invention, the production and processing operation of automotive interior roof can greatly be reduced, improve stock utilization, reduce the fund input of large number quipments and moulds of industrial equipment, reduce energy resource consumption and labour cost, product cost is significantly reduced.
In addition, the manufacture method of automotive interior roof according to the above embodiment of the present invention can also have following additional technical characteristic:
According to one embodiment of present invention, be respectively equipped with the upper adsorption hole of up/down perforation and lower adsorption hole in described upper mould and lower mould, in described upper mould, be provided with the sprue be communicated with described material hole.
According to one embodiment of present invention, described step S2 comprises: S21: provide the non-woven fabrics and Chopped Strand Mat of arranging successively from top to bottom and place it on lower mould; S22: by described upper mould and described lower mould matched moulds, described non-woven fabrics and Chopped Strand Mat to be adsorbed on described upper mould by described upper adsorption hole and to form described location and complete backsheet by described upper mould, and described non-woven fabrics and described Chopped Strand Mat are offered the material hole of up/down perforation.
According to one embodiment of present invention, material hole drift moves in described upper mould, completes in backsheet form described material hole in described location.
According to one embodiment of present invention, installing hole drift moves in described upper mould, completes backsheet upper punch swaging become ceiling installing hole in described location.
According to one embodiment of present invention, described step S3 comprises: S31: provide Chopped Strand Mat, non-woven fabrics and the fabric of arranging successively from top to bottom and place it on described lower mould; S32: after described upper mould and described lower mould matched moulds, described Chopped Strand Mat, non-woven fabrics and fabric to be adsorbed on by described lower adsorption hole and described lower mould forms described location to complete skin-material by described lower mould.
According to one embodiment of present invention, described upper adsorption hole and described lower adsorption hole align with the position on described lower mould in the vertical direction at described upper mould.
According to one embodiment of present invention, the lower surface of described upper mould and the upper surface of described lower mould are formed as plane respectively.
According to one embodiment of present invention, the lower surface of described upper mould is formed as the arcwall face upwards caved in, and the upper surface of described lower mould is formed as the arcwall face projected upwards.
Additional aspect of the present invention and advantage will part provide in the following description, and part will become obvious from the following description, or be recognized by practice of the present invention.
Accompanying drawing explanation
Fig. 1 be according to the embodiment of the present invention the flow chart of preparation method of automotive interior roof;
Fig. 2 is the structural representation of automotive interior roof before not noting foamed material according to the embodiment of the present invention;
Fig. 3 is the structural representation of the automotive interior roof according to the embodiment of the present invention;
Fig. 4 is the arrangement schematic diagram of upper mould and lower mould in the preparation method of the automotive interior roof according to the embodiment of the present invention.
Reference numeral:
Inner decorative ceiling 100; Non-woven fabrics 11; Chopped Strand Mat 12; Fabric 13; Semihard PU layer 14; Material hole e;
Upper mould 21; Lower mould 22; Upper adsorption hole a; Sprue b; Cavity c; Lower adsorption hole d.
Detailed description of the invention
Be described below in detail embodiments of the invention, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Be exemplary below by the embodiment be described with reference to the drawings, be intended to for explaining the present invention, and can not limitation of the present invention be interpreted as.
In describing the invention, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " outward ", " axis ", " radial direction ", orientation or the position relationship of the instruction such as " circumference " are based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore limitation of the present invention can not be interpreted as.
In addition, term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technical characteristic.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise one or more these features.In describing the invention, the implication of " multiple " is two or more, unless otherwise expressly limited specifically.
In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature " on " or D score can be that the first and second features directly contact, or the first and second features are by intermediary mediate contact.And, fisrt feature second feature " on ", " top " and " above " but fisrt feature directly over second feature or oblique upper, or only represent that fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " below " and " below " can be fisrt feature immediately below second feature or tiltedly below, or only represent that fisrt feature level height is less than second feature.
In the present invention, unless otherwise clearly defined and limited, the term such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or integral; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals or the interaction relationship of two elements.For the ordinary skill in the art, above-mentioned term concrete meaning in the present invention can be understood as the case may be.
The manufacture method according to the automotive interior roof 100 of the embodiment of the present invention is described in detail below in conjunction with accompanying drawing.
Shown in Fig. 4, the manufacture method according to the automotive interior roof 100 of the embodiment of the present invention can comprise the following steps:
S1: provide upper mould 21 and lower mould 22, upper mould 21 and the physical fit of lower mould 22, make the upper surface of the lower surface of upper mould 21 and lower mould 22 fit together, to carry out subsequent production.
S2: the non-woven fabrics 11 and Chopped Strand Mat 12 of arranging successively are from top to bottom provided, and the lower surface being adsorbed on upper mould 21 forms location complete backsheet, and the material hole e of up/down perforation is offered on non-woven fabrics 11 and Chopped Strand Mat 12.
S3: Chopped Strand Mat 12, non-woven fabrics 11 and the fabric 13 of arranging successively are from top to bottom provided, and the upper surface being adsorbed on lower mould 22 forms location complete skin-material.
S4: by upper mould 21 and lower mould 22 pressing, completes skin-material trimming location to be completed backsheet and location and is sealed on border, and completes backsheet and location in location and complete between skin-material and can limit cavity c.
S5: from material hole e to material feeding in cavity c, forms semihard PU layer 14, obtains automotive interior roof 100 after slaking.
It should be noted that, " lower surface of upper mould 21 and the upper surface of lower mould 22 can be fitted " refers to the relation that upper mould 21 and lower mould 22 can be formed as similar screw bolt and nut, and both can be interlocked completely.
According to the manufacture method of the automotive interior roof 100 of the embodiment of the present invention, by non-woven fabrics 11 and Chopped Strand Mat 12 are adsorbed on upper mould 21, and by Chopped Strand Mat 12, non-woven fabrics 11 and fabric 13 are adsorbed on lower mould 22, the location that non-woven fabrics 11 and Chopped Strand Mat 12 are formed completes backsheet and Chopped Strand Mat 12, non-woven fabrics 11 and fabric 13 have been located between skin-material can form cavity c, by material hole e, foamed material is injected in cavity c, semihard PU layer 14 can be formed after slaking, i.e. semihard polyurethane foam, shaping semihard polyurethane foam can complete backsheet and location with location and complete skin-material and be combined with each other, form firm one and through the structure of trimming.
The manufacture method of this automotive interior roof 100 achieves absorption in mould, die-cut, material feeding, once the completing of foaming and compound, and technique is simple.Do not need foaming, section and plastic roll operation early stage, follow-uply do not need the operation such as glue spraying, compound, cutting, bound edge, simplify the production technology of automotive trim forming platfond, production efficiency improves greatly, improves product size stability and intensity, achieves lightweight and integration production, raw material, the energy and manpower have been saved simultaneously, decrease the infusion of financial resources of process equipment mould, reduce production cost, stability of the production process is high, and production Product Precision is high, assembling is strong.
As shown in Figure 2, the upper adsorption hole a of up/down perforation can be provided with in upper mould 21, the lower adsorption hole d of up/down perforation can be provided with in lower mould 22, can the non-woven fabrics 11 of superposition and Chopped Strand Mat 12 be adsorbed on the lower surface of upper mould 21 by upper adsorption hole a, the Chopped Strand Mat 12 of superposition, non-woven fabrics 11 and fabric 13 can be adsorbed on the upper surface of lower mould 22 by lower adsorption hole d.
Alternatively, upper adsorption hole a aligns with the position on lower mould 22 in the vertical direction in the position of upper mould 21 and lower adsorption hole d.Upper adsorption hole a roughly can be positioned at the middle part of the lower surface of upper mould 21, lower adsorption hole d roughly can be positioned at the middle part of the upper surface of lower mould 22, be beneficial to location to be completed backsheet be adsorbed on upper mould 21, and location completed skin-material and be adsorbed on lower mould 22.
Upper adsorption hole a and lower adsorption hole d can be formed as the linear hole of elongated straight vertically extended, the lower end of upper adsorption hole a abuts with non-woven fabrics 11, the upper end of lower adsorption hole d abuts with fabric 13, below due to non-woven fabrics 11 is provided with Chopped Strand Mat 12, fabric 13 and non-woven fabrics 11 be provided with Chopped Strand Mat 12 above, the setting of Chopped Strand Mat 12 efficiently solve fabric 13 and back non-woven fabrics 11 because of ventilative cannot the problem of vacuum suction, location is made to complete backsheet and firm be adsorbed on upper mould 21, locate skin-material can be adsorbed on securely on lower mould 22, to form the constant cavity c of spatial volume between upper mould 21 and lower mould 22, make the thickness uniformity of the semihard PU layer 14 of formation, the Quality advance of ceiling.
Can be provided with the sprue b be communicated with material hole e in upper mould 21, sprue b can extend along the vertical direction, and the upper end of sprue b is connected with foaming machine, and the lower end of sprue b is communicated with material hole e.Foamed material in foaming machine can be injected in cavity c by sprue b and material hole e successively.The formation of material hole e effectively avoids the obstruct by non-woven fabrics 11 and Chopped Strand Mat 12 material layer and cannot inject the problem of foamed material.
Further, step S2 can comprise following two steps:
S21: the non-woven fabrics 11 and Chopped Strand Mat 12 of arranging successively are from top to bottom provided and place it in on lower mould 22.Wherein, non-woven fabrics 11 and Chopped Strand Mat 12 are placed on lower mould 22 on after can having arranged successively from top to bottom again, or first Chopped Strand Mat 12 is placed on lower mould 22, then non-woven fabrics 11 is placed on Chopped Strand Mat 12 to form the arrangement that upper strata is Chopped Strand Mat 12 for non-woven fabrics 11 lower floor.
S22: after upper mould 21 and lower mould 22 matched moulds, non-woven fabrics 11 and Chopped Strand Mat 12 to be adsorbed on by upper adsorption hole a and upper mould 21 forms location to complete backsheet by upper mould 21, and non-woven fabrics 11 and Chopped Strand Mat 12 are offered the material hole e of up/down perforation.Wherein, lower mould 22 can be kept motionless, upper mould 21 is pressed down, with by upper mould 21 and lower mould 22 matched moulds.
Blanking die can be connected with upper mould 21, and blanking die can be provided with material hole drift, and material hole drift can move up and down in sprue b in upper mould 21, to determine the material hole e be communicated with sprue b having located backsheet upper punch.
Simultaneously, also be provided with installing hole drift in upper mould 21, after upper mould 21 with lower mould 22 matched moulds, installing hole drift can complete backsheet upper punch swaging and become ceiling installing hole in location, wherein, material hole drift and installing hole drift can be formed as one or be formed as multiple.Thus, the ceiling foamed can form firm one and through the complete structure of trimming and die-cut installing hole, later stage is without the need to punch operation, the production of automotive interior roof 100 just can be completed after direct bonding annex, achieve absorption in mould, punching, trimming, material feeding, foaming and once the completing of compound, moulding process simplifies greatly, production efficiency improves greatly, improve product size stability and intensity, achieve lightweight and integration production, raw material have been saved simultaneously, the energy and manpower, decrease the infusion of financial resources of process equipment mould, reduce production cost, stability of the production process is high, production Product Precision is high, assembling is strong.
Similarly, step S3 can comprise following two steps:
S31: Chopped Strand Mat 12, non-woven fabrics 11 and the fabric 13 of arranging successively are from top to bottom provided, and the Chopped Strand Mat 12 of superposition, non-woven fabrics 11 and fabric 13 are placed on lower mould 22.Wherein, Chopped Strand Mat 12, non-woven fabrics 11 and fabric 13 are placed on lower mould 22 on after can having arranged successively from top to bottom again, or first fabric 13 is placed on lower mould 22, again non-woven fabrics 11 is placed on fabric 13, then Chopped Strand Mat 12 is placed on non-woven fabrics 11 arrangement that upper strata is non-woven fabrics 11 to be formed, intermediate layer is Chopped Strand Mat 12, lower floor is fabric 13.
S32: by after upper mould 21 and lower mould 22 matched moulds, Chopped Strand Mat 12, non-woven fabrics 11 and fabric 13 to be adsorbed on by lower adsorption hole d and lower mould 22 forms location to complete skin-material by lower mould 22.Thus, the location that non-woven fabrics 11 and Chopped Strand Mat 12 are formed completes backsheet and can be adsorbed on securely on the upper mould 21 of matched moulds, and the location be made up of Chopped Strand Mat 12, non-woven fabrics 11 and fabric 13 completes skin-material and can firmly be adsorbed on the counterdie mould of matched moulds.
Complete between skin-material be not connected owing to having located backsheet and location, can be separated from each other between the two and form cavity c.After inject foamed material in cavity c, between fabric 13 and foamed material, be separated with complete Chopped Strand Mat 12 and non-woven fabrics 11, thus effectively prevent the surface penetration foamed material of fabric 13 layers.
Upper mould 21 can be arranged according to the shape of ceiling with the surface configuration of lower mould 22.Such as, the lower surface of upper mould 21 and the upper surface of lower mould 22 can be formed as plane respectively, again such as, as shown in Figure 4, the lower surface of upper mould 21 is formed as the arcwall face upwards caved in, upper surface below mould is formed as the arcwall face projected upwards, and upper mould 21 and lower mould 22 can realize fitting tightly, and can prepare the inner decorative ceiling 100 forming arc between.
Known from above description, the manufacturer's ratio juris according to the automotive interior roof 100 of the embodiment of the present invention is: be placed in the profile identical with upper mould 21 by non-woven fabrics 11 and Chopped Strand Mat 12, such as, on lower mould 22.Upper mould 21 presses down and makes, and after upper mould 21 and lower mould 22 matched moulds, non-woven fabrics 11 and Chopped Strand Mat 12 are adsorbed in the profile of upper mould 21 by upper adsorption hole a by upper mould 21.Material hole drift moves, and the location completing non-woven fabrics 11 and Chopped Strand Mat 12 formation completes the material hole e of backsheet.
Chopped Strand Mat 12, non-woven fabrics 11, knit fabric about 13 are placed on lower mould 22 with superposing, upper mould 21 times press-fitting moulds, Chopped Strand Mat 12, non-woven fabrics 11, fabric 13 are adsorbed in the profile of lower mould 22 by lower adsorption hole d by lower mould 22, thus complete backsheet and location in location and complete between skin-material and form cavity c.Foamed material is injected from the material hole e of upper mould 21 to cavity c, foamed material forms the semihard PU layer 14 in Fig. 1 through overcuring, and the compound completed between each material layer, the structure of product in Fig. 1 can be formed after die sinking, this inner decorative ceiling 100 is sent into setting tooling sizing, and the manufacture of inner decorative ceiling 100 after pasting annex as required, can be completed.
As shown in Figure 3, the main material of automotive interior roof 100 is non-woven fabrics 11, Chopped Strand Mat 12, semihard PU, Chopped Strand Mat 12, non-woven fabrics 11, fabric 13 etc.
As shown in Figure 3, fabric 13 can be formed as composite construction, particularly, can be made up of non-woven fabrics, light foam and surface layer fabric etc.Wherein, surface layer fabric can be the materials such as knit fabric, non-woven fabrics, PV fabric, needled fabric, chamois leather, and this can determine according to vehicle definition, preferably, can select knit fabric.Wherein, the thickness of knit fabric can be 0.5mm, and grammes per square metre can be 100g/m
2.The thickness of semihard PU layer 14 can be 5-7mm according to product design, and density can be 17Kg/m
3.The thickness of light foam can be 1mm, and grammes per square metre can be 230g/m
2.Non-woven fabrics can and identical with the non-woven fabrics 11 that Chopped Strand Mat 12 is fitted, particularly, can adopt the non-woven fabrics of airtight type, thickness can be 0.5mm, and grammes per square metre can be 50g/m
2, be wherein preferably the non-woven fabrics that one side is formed as mao shape.
The capital equipment used in manufacture method according to the automotive interior roof 100 of the embodiment of the present invention and frock mould have high pressure polyurethane foaming machine, hydraulic press, die heater, vavuum pump, blanking die, stamping-out foaming mould, setting tooling, mould transfer slide rail etc.
Press can be used for installation mold, driven mold die sinking, mold closing, mold closing pressurize, closes, mold closing power, and the mould that press table should meet product is installed, pressure >=200T.
Mould transfer slide rail can be used for fixed mould and driven mold moves left and right, and realizes the movement of mould between different station.
As shown in Figure 4, mould is divided into upper mould 21 and lower mould 22.Correspondingly, Design of Dies is divided into die and punch, wherein be fixed on press for die (No. 1 mould hereafter mentioned and No. 2 moulds), being fixed on, slide rail is punch (No. 3 moulds hereafter mentioned, No. 4 moulds, No. 5 moulds).All have in mold former face and control the pipeline of mold temperature and be used for adjustment mold temperature and materials adsorption hole and be used for adsorbing immobilization material.
Die quasi spline is the product back side, and structural design has fabric hold down gag, material hole e and ceiling installing hole drift, ceiling product installing hole and surrounding border punching cutter mouth.Structure a kind of die face in punch design two profiles face is with die profile, and one is product front profile.
Die heater can be used for controlling mold temperature, and temperature accuracy is 1 DEG C, and shaping modes, for automatically to regulate temperature control, is beneficial to industrialization Production line.
Foaming machine is used for providing PU foamed material, and in foaming machine, isocyanates and polyalcohol, respectively through temperature control, can flow out after mixing and injection in foaming machine.
Air compressor can be used for absorption negative-pressure air-flow and pickup malleation air-flow, complete backsheet with the location making non-woven fabrics 11 and Chopped Strand Mat 12 be formed to be adsorbed on upper mould 21 by adsorption hole, the location that Chopped Strand Mat 12, non-woven fabrics 11 and fabric 13 are formed completes skin-material and is adsorbed on lower mould 22 by lower adsorption hole d.
The manufacture method according to the automotive interior roof 100 of the embodiment of the present invention is described in detail below in conjunction with accompanying drawing.
As shown in Figure 4, be placed on No. 4 lower moulds 22 after layer of glass fiber felt 12 and layer of non-woven fabric 11 being superposed (non-woven fabrics 11 is above).Be placed on No. 5 lower moulds 22 after one shell fabric 13, layer of non-woven fabric 11 and layer of glass fiber felt 12 are superposed (Chopped Strand Mat 12 is above).
No. 2 upper moulds 21 decline, mould matched moulds, and No. 4 lower mould 22 negative pressure are opened, and this materials at two layers are adsorbed in profile.Material hole e on No. 2 upper mould 21 material hole drifts and installing hole drift motion stamping-out non-woven fabrics 11 and Chopped Strand Mat 12 and ceiling installing hole.No. 4 lower mould 22 negative pressure are closed, and No. 2 upper mould 21 negative pressure are opened, and No. 2 upper moulds 21 are by materials adsorption in profile, and No. 2 upper moulds 21 rise, mould die sinking.
Slide type rail system entirety moves to left, and No. 4 lower moulds 22 arrive A station, and No. 5 lower moulds 22 arrive B station.
Be placed on No. 3 lower moulds 22 after one shell fabric 13, layer of non-woven fabric 11 and layer of glass fiber felt 12 are superposed (Chopped Strand Mat 12 is above).
No. 2 upper moulds 21 decline, and hold-down mechanism compresses, and No. 5 lower mould 22 negative pressure are opened, and the non-woven fabrics 11 placed by No. 5 lower moulds 22 and fabric 13 are adsorbed in No. 5 lower mould 22 profiles.No. 2 upper mould 21 patrixes continue the decline edge of a knife and contact with counterdie, and ceiling product installing hole and surrounding border are shut.Start foaming machine, inject half hard polyurethane frothing material from No. 2 upper mould 21 patrix material hole e, and make foamed material slaking.No. 2 upper moulds 21 and No. 5 lower mould 22 negative pressure are closed, and No. 2 upper mould 21 malleations are opened, and No. 2 upper moulds 21 rise, mould die sinking.
When arriving A station for No. 4, No. 1 upper mould 21 declines, mould matched moulds, and No. 4 lower mould 22 counterdie negative pressure are opened this materials at two layers and are adsorbed in profile.Material hole e on No. 1 upper mould 21 drift motion stamping-out non-woven fabrics 11 and Chopped Strand Mat 12 and ceiling installing hole.No. 4 lower mould 22 negative pressure are closed, and No. 1 upper mould 21 negative pressure is opened, and No. 1 upper mould 21 is by materials adsorption in profile, and No. 1 upper mould 21 rises, mould die sinking.
Slide type rail system entirety moves to right, and No. 3 lower moulds 22 arrive A station, and No. 4 lower moulds 22 arrive B station.
No. 1 upper mould 21 declines, and hold-down mechanism compresses.No. 3 lower mould 22 negative pressure are opened, and the non-woven fabrics 11 placed by No. 3 lower moulds 22 and fabric 13 are adsorbed in No. 3 lower mould 22 profiles.No. 1 upper mould 21 patrix continues the decline edge of a knife and contacts with counterdie, and ceiling product installing hole and surrounding border are shut.Start foaming machine, inject half hard polyurethane frothing material from No. 2 upper mould 21 patrix material hole e, wait for foamed material slaking.No. 2 upper moulds 21 and No. 5 lower mould 22 negative pressure are closed, and No. 2 upper mould 21 malleations are opened, and No. 2 upper moulds 21 rise, mould die sinking.
No. 5 lower mould 22 malleations are opened, inner decorative ceiling 100 of manually taking, and then inner decorative ceiling 100 are sent into setting tooling sizing.
Be placed on No. 4 lower moulds 22 after layer of glass fiber felt 12 and layer of non-woven fabric 11 are superposed (non-woven fabrics 11 is above).Be placed on No. 5 lower moulds 22 after one shell fabric 13, layer of non-woven fabric 11 and layer of glass fiber felt 12 are superposed (Chopped Strand Mat 12 is above).
No. 2 upper moulds 21 decline, mould matched moulds, and No. 4 lower mould 22 negative pressure are opened, and this materials at two layers is adsorbed in profile.Material hole e on No. 2 upper mould 21 drift motion stamping-out non-woven fabrics 11 and Chopped Strand Mat 12 and ceiling installing hole.No. 4 lower mould 22 negative pressure are closed, and No. 2 upper mould 21 negative pressure are opened, and No. 2 upper moulds 21 are by materials adsorption in profile, and No. 2 upper moulds 21 rise, mould die sinking.
Slide type rail system entirety moves to left, and No. 4 lower moulds 22 arrive A station, and No. 5 lower moulds 22 arrive B station.
No. 3 lower mould 22 malleations are opened, inner decorative ceiling 100 of manually taking, and then inner decorative ceiling 100 are sent into setting tooling sizing.
Be placed on No. 3 lower moulds 22 after one shell fabric 13, layer of non-woven fabric 11 and layer of glass fiber felt 12 are superposed (Chopped Strand Mat 12 is above).Then the circulation of above-mentioned operation can be proceeded, to realize serialization and the mass production of inner decorative ceiling 100.
In a word, the production and processing operation of automotive interior roof 100, the fund input improving stock utilization, minimizing large number quipments and moulds of industrial equipment, reduction energy resource consumption and labour cost can greatly be reduced according to the manufacture method of the automotive interior roof 100 of the embodiment of the present invention, farthest reduce product cost.The automotive interior roof 100 prepared has good high and low temperature resistance, heat-insulating sound-insulating effect and well ornamental and assembling.
According to the manufacture method of automotive interior roof 100 of the invention process other operation and use equipment frock be known for the person of ordinary skill of the art, be not described in detail at this.
In the description of this description, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present invention or example.In this manual, to the schematic representation of above-mentioned term not must for be identical embodiment or example.And the specific features of description, structure, material or feature can combine in one or more embodiment in office or example in an appropriate manner.In addition, when not conflicting, the feature of the different embodiment described in this description or example and different embodiment or example can carry out combining and combining by those skilled in the art.
Although illustrate and describe embodiments of the invention above, be understandable that, above-described embodiment is exemplary, can not be interpreted as limitation of the present invention, and those of ordinary skill in the art can change above-described embodiment within the scope of the invention, revises, replace and modification.
Claims (9)
1. a manufacture method for automotive interior roof, is characterized in that, comprises the following steps:
S1: upper mould and lower mould are provided, the lower surface of described upper mould and the upper surface of described lower mould can be fitted;
S2: the non-woven fabrics and Chopped Strand Mat of arranging successively are from top to bottom provided, and the lower surface being adsorbed on described upper mould forms location complete backsheet, described non-woven fabrics and described Chopped Strand Mat are offered the material hole of up/down perforation;
S3: Chopped Strand Mat, non-woven fabrics and the fabric of arranging successively are from top to bottom provided, and the upper surface being adsorbed on described lower mould forms location complete skin-material;
S4: by described upper mould and lower mould pressing, completes skin-material trimming and border sealing described location to be completed backsheet and described location, and completes backsheet and described location in location and complete between skin-material and limit cavity;
S5: from described material hole to material feeding in described cavity, forms semihard PU layer, obtains described automotive interior roof after slaking.
2. the manufacture method of automotive interior roof according to claim 1, it is characterized in that, be respectively equipped with the upper adsorption hole of up/down perforation and lower adsorption hole in described upper mould and lower mould, in described upper mould, be provided with the sprue be communicated with described material hole.
3. the manufacture method of automotive interior roof according to claim 2, is characterized in that, described step S2 comprises:
S21: the non-woven fabrics and Chopped Strand Mat of arranging successively are from top to bottom provided and place it on lower mould;
S22: by described upper mould and described lower mould matched moulds, described non-woven fabrics and Chopped Strand Mat are adsorbed on described upper mould by described upper adsorption hole and complete backsheet to form described location by described upper mould, and described non-woven fabrics and described Chopped Strand Mat are offered the material hole of up/down perforation.
4. the manufacture method of automotive interior roof according to claim 3, is characterized in that, material hole drift moves in described upper mould, forms described material hole to complete in backsheet in described location.
5. the manufacture method of automotive interior roof according to claim 3, is characterized in that, installing hole drift moves in described upper mould, becomes ceiling installing hole to complete backsheet upper punch swaging in described location.
6. the manufacture method of automotive interior roof according to claim 2, is characterized in that, described step S3 comprises:
S31: Chopped Strand Mat, non-woven fabrics and the fabric of arranging successively are from top to bottom provided and place it on described lower mould;
S32: by described upper mould and described lower mould matched moulds, described Chopped Strand Mat, non-woven fabrics and fabric to be adsorbed on by described lower adsorption hole and described lower mould forms described location to complete skin-material by described lower mould.
7. the manufacture method of automotive interior roof according to claim 2, is characterized in that, described upper adsorption hole and described lower adsorption hole align with the position on described lower mould in the vertical direction at described upper mould respectively.
8. the manufacture method of automotive interior roof according to claim 2, is characterized in that, the lower surface of described upper mould and the upper surface of described lower mould are formed as plane respectively.
9. the manufacture method of automotive interior roof according to claim 2, is characterized in that, the lower surface of described upper mould is formed as the arcwall face upwards caved in, and the upper surface of described lower mould is formed as the arcwall face projected upwards.
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| CN104890257A (en) * | 2015-06-08 | 2015-09-09 | 无锡吉兴汽车声学部件科技有限公司 | Production method of automotive canopy made of suede fabric |
| CN105748211A (en) * | 2016-02-02 | 2016-07-13 | 泉州新威达粘胶制品有限公司 | Paper diaper frontal tape |
| CN112590101A (en) * | 2020-12-02 | 2021-04-02 | 宁波耀众模塑科技有限公司 | Production process of low-temperature automobile sun shield |
| CN114368192A (en) * | 2022-01-12 | 2022-04-19 | 福州联泓交通器材有限公司 | Automobile skylight pulling plate and manufacturing method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101088742A (en) * | 2007-07-06 | 2007-12-19 | 烟台正海兴源汽车内饰件有限公司 | Automobile ceiling and its production process |
| CN101332791A (en) * | 2008-06-23 | 2008-12-31 | 刘明春 | Production method of vehicle top using wet treatment |
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| JPH10264188A (en) * | 1997-03-27 | 1998-10-06 | Ikeda Bussan Co Ltd | Method for molding interior material having synthetic resin foam layer |
| JP5249632B2 (en) * | 2008-05-26 | 2013-07-31 | 株式会社イノアックコーポレーション | Method for manufacturing vehicle ceiling material |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101088742A (en) * | 2007-07-06 | 2007-12-19 | 烟台正海兴源汽车内饰件有限公司 | Automobile ceiling and its production process |
| CN101332791A (en) * | 2008-06-23 | 2008-12-31 | 刘明春 | Production method of vehicle top using wet treatment |
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