CN104477066A - Floor mat assembly with carrying air pipe and production method of air pipe under floor mat - Google Patents
Floor mat assembly with carrying air pipe and production method of air pipe under floor mat Download PDFInfo
- Publication number
- CN104477066A CN104477066A CN201410767925.9A CN201410767925A CN104477066A CN 104477066 A CN104477066 A CN 104477066A CN 201410767925 A CN201410767925 A CN 201410767925A CN 104477066 A CN104477066 A CN 104477066A
- Authority
- CN
- China
- Prior art keywords
- airduct
- layer
- air pipe
- carpet
- floor mat
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 19
- 239000004743 Polypropylene Substances 0.000 claims abstract description 30
- 229920001155 polypropylene Polymers 0.000 claims abstract description 30
- 238000003466 welding Methods 0.000 claims abstract description 26
- -1 Polyethylene Terephthalate Polymers 0.000 claims abstract description 25
- 238000007731 hot pressing Methods 0.000 claims abstract description 16
- 238000005520 cutting process Methods 0.000 claims abstract description 8
- 238000010438 heat treatment Methods 0.000 claims description 27
- 239000000463 material Substances 0.000 claims description 24
- 230000005855 radiation Effects 0.000 claims description 16
- 238000010008 shearing Methods 0.000 claims description 12
- 238000005728 strengthening Methods 0.000 claims description 10
- 244000141353 Prunus domestica Species 0.000 claims description 7
- 239000002131 composite material Substances 0.000 claims description 7
- 230000002787 reinforcement Effects 0.000 claims description 6
- 239000000565 sealant Substances 0.000 claims description 6
- 238000004513 sizing Methods 0.000 claims description 5
- 238000005476 soldering Methods 0.000 claims description 4
- 230000001360 synchronised effect Effects 0.000 claims description 4
- 229920005830 Polyurethane Foam Polymers 0.000 claims description 3
- 239000004809 Teflon Substances 0.000 claims description 3
- 229920006362 Teflon® Polymers 0.000 claims description 3
- 238000001467 acupuncture Methods 0.000 claims description 3
- 239000011496 polyurethane foam Substances 0.000 claims description 3
- 239000010410 layer Substances 0.000 abstract description 73
- 238000000034 method Methods 0.000 abstract description 10
- 230000008569 process Effects 0.000 abstract description 8
- 239000002994 raw material Substances 0.000 abstract description 4
- 238000003825 pressing Methods 0.000 abstract description 3
- 239000002344 surface layer Substances 0.000 abstract description 3
- 229920000139 polyethylene terephthalate Polymers 0.000 abstract 3
- 239000005020 polyethylene terephthalate Substances 0.000 abstract 3
- 239000004745 nonwoven fabric Substances 0.000 abstract 2
- 230000003014 reinforcing effect Effects 0.000 abstract 1
- 239000000047 product Substances 0.000 description 12
- 238000007493 shaping process Methods 0.000 description 4
- 239000000853 adhesive Substances 0.000 description 3
- 230000001070 adhesive effect Effects 0.000 description 3
- 238000000071 blow moulding Methods 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 3
- 238000007689 inspection Methods 0.000 description 3
- 238000004806 packaging method and process Methods 0.000 description 3
- 239000002893 slag Substances 0.000 description 3
- 238000009423 ventilation Methods 0.000 description 3
- 239000004820 Pressure-sensitive adhesive Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- WOZVHXUHUFLZGK-UHFFFAOYSA-N dimethyl terephthalate Chemical compound COC(=O)C1=CC=C(C(=O)OC)C=C1 WOZVHXUHUFLZGK-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 210000003195 fascia Anatomy 0.000 description 2
- 230000001965 increasing effect Effects 0.000 description 2
- 239000011229 interlayer Substances 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000004308 accommodation Effects 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N3/00—Arrangements or adaptations of other passenger fittings, not otherwise provided for
- B60N3/04—Arrangements or adaptations of other passenger fittings, not otherwise provided for of floor mats or carpets
- B60N3/042—Arrangements or adaptations of other passenger fittings, not otherwise provided for of floor mats or carpets of carpets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/36—Layered products comprising a layer of synthetic resin comprising polyesters
Landscapes
- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Laminated Bodies (AREA)
- Air-Conditioning For Vehicles (AREA)
- Nonwoven Fabrics (AREA)
Abstract
The invention discloses a floor mat assembly with a carrying air pipe. The floor mat assembly comprises a floor mat layer and an air pipe sub-assembly, wherein the air pipe sub-assembly comprises an air pipe upper part and an air pipe lower part; the air pipe lower part and the air pipe lower part comprise PET (Polyethylene Terephthalate) non-woven fabric layers and polypropylene layers; the polypropylene layers of the air pipe upper part and the air pipe lower part are connected towards each other and construct an air passage; the PET non-woven fabric layer on the air pipe upper part is connected with the bottom of the floor mat layer. The invention further discloses a production method for an air pipe in the floor mat assembly. The method comprises the following steps: preparing raw materials, baking the raw materials; performing hot pressing and cutting; welding with ultrasonic waves. A hot-press process is adopted for pressing, and the air pipe under the floor mat is subjected to splice welding in two layers, so that a complex structure can be designed, the manufacturability is high, the weight is light, the size stability is high, a reinforcing support bump can be designed conveniently, and the rigidity and carrying force of integral parts are enhanced. The surface layer of the air pipe and the floor mat can be molded by integrally by hot pressing. The inner layer of the air pipe can be used for lowering the air current resistance, and the noise is low.
Description
Technical field
The present invention relates to automobile-used part field, be specifically related to a kind of carpet assembly with carrying airduct, also relate to a kind of carpet lower air conduit production method.Be applicable to air conditioner ventilation in car.
Background technology
Along with the requirement of customer to car comfort is more and more higher, rear discharge air port all loaded onto by increasing automobile.For the air conditioning exhausting at front row is guided to rear row, airduct is absolutely necessary part.
Airduct passes by the aux. fascia panel region in the middle part of passenger accommodation.But due to heat management, the special technical requirements such as flow noise, to the shape in air channel, air output, the flow direction of wind etc. are all restricted, and aux. fascia panel regional space is compact, and all kinds of electronic component is more, can not provide satisfied installation environment.From carpet, arrange that airduct is the space of comparatively ideal selection, existing layout, also can ensure the Design freedom of airduct, this is to forming pulsation-free fluid in airduct, and the abnormal noise that reduction sudden change of flow speed causes is favourable.In prior art, airduct part is supplied as independent assembly, first blow molding, sound insulating pad under carpet of then nuzzling in advance, and then foaming parcel.The airduct of blow molding is for ensureing manufacturability, and Design freedom is not high, is usually designed to circle or rectangular cross section, and pre-buried after for preventing foam from entering airduct, also need airduct inside fill pre-buried thing, the later stage clears up again, complex manufacturing, production process is long.
The integrated carpet assembly of integrated airduct is more economical, also airduct arrangement more easily, can reduce number of parts, reduces part management difficulty.It is good in adhesive bonding property that is carpet that this requires airduct to have, better rigidity, profile stickiness and dimensional stability, the part of blow moulding process manufacture is obviously difficult to satisfied such requirement, needs to adopt new structure type and forming process to manufacture such airduct.
Summary of the invention
The object of the invention is for prior art Problems existing, provide a kind of carpet assembly with carrying airduct, additionally provide a kind of carpet lower air conduit production method, airduct of the present invention is manufactured by heat pressing process, can be designed to the flat and shape of complexity.Airduct comprises upper and lower two parts, and airduct superficial layer is nonwoven layer, can provide good adhesive interface, and airduct internal layer is smooth polypropylene layer, can reduce distinguished and admirable resistance, reduces noise.Manufactured product has higher rigidity, excellent dimensional stability and profile stickiness, can by hot pressing again directly and carpet assemble.
Object of the present invention is realized by following scheme:
A kind of carpet assembly with carrying airduct, comprise carpet layer, also comprise airduct branch unit, airduct branch unit comprises airduct top and airduct bottom, airduct top and airduct bottom include PET nonwoven layer and polypropylene layer, airduct top is connected in opposite directions with the polypropylene layer of airduct bottom and forms air channel, and the PET nonwoven layer on airduct top is connected with the bottom of carpet layer.
Airduct branch unit as above is flats, and the direction along air-out on the airduct top at airduct branch unit air outlet place and/or airduct bottom is provided with strip strengthening rib.
Strip strengthening rib as above is the rib to air channel internal protrusion, and the air channel of strip strengthening rib to air outlet place is separated.
The coniform reinforcement that airduct top as above and/or airduct bottom are provided with to air channel internal protrusion is protruding.
Carpet layer as above comprises the PET acupuncture blanket layer, polyurethane foam glue-line and the polypropylene layer that set gradually, and the polypropylene layer of carpet layer is connected with the PET nonwoven layer on airduct top.
The production method of the airduct in a kind of carpet assembly:
1. raw MAT'L prepares: according to the norm quota of consumption requirement of product, raw MAT'L is cut into the raw MAT'L sheet material of both sizings.
Raw MAT'L is two-layer composite material, is produced by extrusion molding, and top layer is PET(poly terephthalic acid dimethyl ester) nonwoven layer, unit area grammes per square metre 80 ~ 200g/m
2, internal layer is polypropylene (PP) layer, unit area grammes per square metre 1000 ~ 2000g/m
2.Material gross thickness 1.1 ~ 2.0mm.In addition, odour intensity can select grade≤2.6 grade.
Described raw-material top layer is PET nonwoven layer, plays intensity increasing action, can improve tensile break strength and the breaking elongation of product.Its surface, with pile layer, can be assembled in the hot-forming process on carpet in the later stage, increase adhesive interface, strengthens cohesive force.
2. raw MAT'L baking: by the baking oven with upper and lower heating plate, Double-side Synchronous radiation heating baking is carried out to composite material.PET nonwoven layer by upper heating plate radiation heating, heating-up temperature: 220 ± 40 DEG C, radiation heating time 20 ~ 40s; PP layer by lower heating plate radiation heating, heating-up temperature: 180 ± 40 DEG C, radiation heating time 20 ~ 40s.For ensureing the slickness of PP layer, PP layer is placed on teflon load-transfer device.
3. hot pressing cutting: the sheet material heated is laid on hot pressing shearing die counterdie, carries out shaping and synchronously prunes surrounding profile and position, hole.Forming pressure: 20 ~ 25MPa, dwell time 20 ~ 40s.
Hot pressing shearing die patrix is equipped with stamping knife, with counterdie interference fit, prunes surrounding profile and position, hole by shearing force.In one-shot forming cutting process, output airduct top 2.1 and airduct bottom 2.2 simultaneously.
4. ultrasonic welding: the position of easily leaking out, as position, turning precoating sealant, is then stitched together upper left airduct and lower-left airduct, and adopts ultrasonic welding by border profile firm welding, obtains airduct branch unit 2.Weld width: 5 ± 2mm, welding pressure: 1.5 ~ 2.5Bar, weld time: 1 ± 0.5s, soldering tip hardening time: 2 ± 0.5s.
Described sealant is hot-fusible pressure-sensitive adhesive, both plays cohesive action, also can provide leak tightness simultaneously, ensures that the air-tightness at the position, turning not easily sealed reaches requirement.
5. product inspection packaging: take out product, cleaning welding slag, and check outward appearance, even weld, confirm qualified rear vanning warehouse-in.
The carpet lower air conduit of this manufacture technics is adopted to be an assembly of carpet assembly, it will be put on carpet forming mould counterdie as a part, in the hot-forming process of carpet layer 1, nonwoven layer with airduct surface, after baking melting, is formed and bonds closely by the PP material of carpet layer 1 bottom.
The present invention has following beneficial effect relative to prior art:
Employing heat pressing process is suppressed, and the carpet lower air conduit of two-layer welding, more complicated structure can be designed to, manufacturability is strong, has lightweight, good stability of the dimension, profile stickiness is good, and can easily design reinforcement support protrusion, improves rigidity and the bearing capacity of one-piece parts.Airduct superficial layer is band suede nonwoven layer, can provide good adhesive interface, and the later stage can directly and carpet to carry out integral heat pressure shaping.Airduct internal layer is smooth polypropylene layer, and can reduce distinguished and admirable resistance, noise is low.Production facilities and process simply, have cost advantage.
Accompanying drawing explanation
Fig. 1 is plan structure schematic diagram of the present invention;
Fig. 2 is the structural representation of airduct bottom 2.2;
Fig. 3 is cross-sectional view of the present invention.
In figure: 1-carpet layer; 1.1-carpet surface layer; 1.2-carpet interlayer; 1.3-substrate; 2-airduct branch unit; 2.1-airduct top; 2.2-airduct bottom; The coniform reinforcement of 2.3-is protruding; 2.4-strip strengthening rib; 2.5-ventilation inlet; 2.6-air outlet; 2.7-welding edge; 2.8-airduct material surface; 2.9-airduct material bottom layer.
Detailed description of the invention
Below in conjunction with instantiation, the present invention is described in further detail.
The film series of the favorite nonwoven Co., Ltd in raw material selection Changshu that carpet lower air conduit uses in following examples, model SHGS-04.
The hot-fusible pressure-sensitive adhesive of Henkel Corp. selected by the sealant used in carpet lower air conduit in following examples, model EL3141.
Embodiment 1:
Produce east wind Ying Feinidu car model carpet lower air conduit, this airduct oad: the wide * of long * is thick: 732mm* 654mm* 545mm.
1. raw MAT'L prepares: according to the norm quota of consumption requirement of product, raw MAT'L is cut into the raw MAT'L sheet material of both sizings.Top layer PET nonwoven layer unit area grammes per square metre 80g/m
2, internal layer polypropylene layer unit area grammes per square metre 1000g/m
2.Material gross thickness 1.1mm.Tension fracture elongation rate 180%.
2. raw MAT'L baking: by double-side radiation type of heating, raw MAT'L is synchronously toasted, PET nonwoven layer by upper heating plate radiation heating, heating-up temperature: 180 DEG C, time of heat 40s; Polypropylene layer by lower heating plate radiation heating, heating-up temperature: 220 DEG C, time of heat 20s.Polypropylene layer is placed on teflon load-transfer device.
3. hot pressing cutting: the sheet material heated is laid on hot pressing shearing die counterdie, carries out shaping and synchronously prunes border and position, hole.Forming pressure: 20MPa, dwell time 20s.Hot pressing shearing die patrix is equipped with stamping knife, with counterdie interference fit, prunes border and position, hole by shearing force.In one-shot forming cutting process, synchronous production airduct top 2.1 and airduct bottom 2.2.
4. ultrasonic welding: at position, turning precoating sealant, is then stitched together airduct top 2.1 and airduct bottom 2.2, and adopts ultrasonic welding by surrounding firm welding, obtains airduct branch unit 2.Weld width: 3mm, welding pressure: 1.5Bar, weld time: 0.5s, soldering tip hardening time: 1.5s.Right airduct finished product is obtained with method.
5. product inspection packaging: take out product, cleaning welding slag, and check outward appearance, even weld, confirm qualified rear vanning warehouse-in.
The performance perameter of the carpet lower air conduit that embodiment 1 obtains is as follows:
1. dimensional stability: horizontal 0.3%, longitudinal 0.24%;
2. flame resistance: 45mm/min;
3. stand vibration-testing: after vibration, weld seam is without disengagement, without light leak, noise without exception in vibration;
4. weld strength: 540N/5mm, base material ruptures, and weld seam is without disengagement;
5. bearing capacity: 50kg load, deflection 14mm, removes load set deformation volume 2.0 mm.
Embodiment 2:
Produce east wind manned vehicle car model carpet lower air conduit, this airduct oad: the wide * of long * is thick: 712mm* 422mm* 380mm.
1. raw MAT'L prepares: according to the norm quota of consumption requirement of product, raw MAT'L is cut into the raw MAT'L sheet material of both sizings.Top layer PET nonwoven layer unit area grammes per square metre 200g/m
2, internal layer polypropylene layer unit area grammes per square metre 2000g/m
2, material gross thickness 2.0mm.Tension fracture elongation rate 196%.
2. raw MAT'L baking: by double-side radiation type of heating, raw MAT'L is synchronously toasted, PET nonwoven layer by upper heating plate radiation heating, heating-up temperature: 260 DEG C, time of heat 20s; Polypropylene layer by lower heating plate radiation heating, heating-up temperature: 140 DEG C, time of heat 40s.
3. hot pressing cutting: the sheet material heated is laid on hot pressing shearing die counterdie, carries out shaping and synchronously prunes border and position, hole.Forming pressure: 25MPa, the dwell time: 40s.Hot pressing shearing die patrix is equipped with stamping knife, with counterdie interference fit, prunes border and position, hole by shearing force.In one-shot forming cutting process, synchronous production airduct top 2.1 and airduct bottom 2.2.
4. ultrasonic welding: at position, turning precoating sealant, is then stitched together airduct top 2.1 and airduct bottom 2.2, and adopts ultrasonic welding by surrounding firm welding, obtains airduct branch unit 2.Weld width: 7mm, welding pressure: 2.5Bar, weld time: 1.5s, soldering tip hardening time: 2.5s.
5. product inspection packaging: take out product, cleaning welding slag, and check outward appearance, even weld, confirm qualified rear vanning warehouse-in.
The performance perameter of the carpet lower air conduit that embodiment 2 obtains is as follows:
1, dimensional stability: horizontal 0.28%, longitudinal 0.22%;
2, flame resistance: 43mm/min;
3, stand vibration-testing: after vibration, weld seam is without disengagement, without light leak, noise without exception in vibration;
4, weld strength: 720N/5mm, base material ruptures, and weld seam is without disengagement;
5, bearing capacity: 50kg load, deflection 8mm, removes load set deformation volume 1.5mm.
Embodiment 3:
As shown in Fig. 1, Fig. 3, a kind of carpet assembly with carrying airduct, comprises carpet layer 1 and airduct branch unit 2.Airduct branch unit 2 has 2, is all positioned at carpet layer 1 bottom, and is symmetrically distributed in carpet layer 1 line of centers both sides.Described carpet layer 1 is made up of trilaminate material, and carpet surface layer 1.1 is PET acupuncture blanket layer, plays decoration and wear-resisting effect; Carpet interlayer 1.2 is polyurethane foam glue-line, plays sizing and impermeable effect; Substrate 1.3 is polypropylene layer, and after heating, melting has cohesiveness.Carpet layer 1 back side is designed with the groove mated with airduct top 2.1, and the airduct material surface 2.8 on it and airduct top 2.1 is bonded together by hot pressing mode.The ventilation inlet 2.5 of airduct branch unit 2 connects with automobile air conditioner air outlet pipe clamp and is connected, with exhaust apparatus clamping on air outlet 2.6.
Airduct branch unit 2 comprises airduct top 2.1, airduct bottom 2.2, first distinguishes hot-forming airduct top and the bottom, then uses the welding edge 2.7 of supersonic welding air duct top and the bottom
,form airduct branch unit 2.Airduct top 2.1, the material of airduct bottom 2.2 includes airduct material surface 2.8 and airduct material bottom layer 2.9, and airduct material surface 2.8 is PET nonwoven layer, and airduct material bottom layer 2.9 is polypropylene layer.After having welded, the airduct material bottom layer 2.9 of airduct top and the bottom connects together, and forms flat distinguished and admirable pipeline, and distinguished and admirable pipe interior is polypropylene layer, and pipeline external is PET nonwoven layer.
Airduct bottom 2.2 and/or airduct top 2.1 are provided with coniform reinforcement protruding 2.3 and strip strengthening rib 2.4, are formed in the hot-forming process of airduct.Coniform reinforcement protruding 2.3 and strip strengthening rib 2.4 weld with the airduct portion on opposite and touch, and can strengthen bearing capacity.Strip strengthening rib 2.4 can be arranged at the air outlet place of airduct branch unit 2 simultaneously, plays wind-guiding shunting action, and balance air port air output, reduces turbulent flow and occur, reduce wind tube noise.
Specific embodiment described herein is only to the explanation for example of the present invention's spirit.Those skilled in the art can make various amendment or supplement or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present invention or surmount the scope that appended claims defines.
Claims (10)
1. the carpet assembly with carrying airduct, comprise carpet layer (1), it is characterized in that, also comprise airduct branch unit (2), airduct branch unit (2) comprises airduct top (2.1) and airduct bottom (2.2), airduct top (2.1) and airduct bottom (2.2) include PET nonwoven layer and polypropylene layer, airduct top (2.1) is connected in opposite directions with the polypropylene layer of airduct bottom (2.2) and forms air channel, and the PET nonwoven layer of airduct top (2.1) is connected with the bottom of carpet layer (1).
2. a kind of carpet assembly with carrying airduct according to claim 1, it is characterized in that, described airduct branch unit (2) is flats, and the direction along air-out on the airduct top (2.1) at airduct branch unit (2) air outlet place and/or airduct bottom (2.2) is provided with strip strengthening rib (2.4).
3. a kind of carpet assembly with carrying airduct according to claim 2, it is characterized in that, described strip strengthening rib (2.4) is the rib to air channel internal protrusion, and strip strengthening rib (2.4) air channel to air outlet place is separated.
4. a kind of carpet assembly with carrying airduct according to claim 3, is characterized in that, described airduct top (2.1) and/or airduct bottom (2.2) are provided with the coniform reinforcement protruding (2.3) to air channel internal protrusion.
5. a kind of carpet assembly with carrying airduct according to claim 4, it is characterized in that, described carpet layer (1) comprises the PET acupuncture blanket layer, polyurethane foam glue-line and the polypropylene layer that set gradually, and the polypropylene layer of carpet layer (1) is connected with the PET nonwoven layer of airduct top (2.1).
6. a production method for the airduct in any one carpet assembly described in claim 1 ~ 5, is characterized in that, comprise the following steps:
Step 1, raw MAT'L prepare: raw MAT'L sheet material raw MAT'L being cut into both sizings;
Raw MAT'L is the composite material of double-layer structure, and the top layer of composite material is PET nonwoven layer, and the internal layer of composite material is polypropylene layer;
Step 2, raw MAT'L toast: by the baking oven with upper and lower heating plate, carry out Double-side Synchronous radiation heating baking to composite material;
Step 3, hot pressing cutting: the raw MAT'L sheet material heated is laid on hot pressing shearing die counterdie, and hot pressing shearing die patrix is equipped with stamping knife, with counterdie interference fit, prunes surrounding profile and position, hole by shearing force, output airduct top and airduct bottom;
Step 4, ultrasonic welding: the position precoating sealant easily leaked out, is then stitched together upper left airduct and lower-left airduct, adopt ultrasonic welding by border profile firm welding, obtain airduct branch unit.
7. the production method of the airduct in a kind of carpet assembly according to claim 6, is characterized in that, the unit area grammes per square metre 80 ~ 200g/m of PET nonwoven layer in described step 1
2; The unit area grammes per square metre 1000 ~ 2000g/m of polypropylene layer
2; Total composite thickness 1.1 ~ 2.0mm.
8. the production method of the airduct in a kind of carpet assembly according to claim 6, is characterized in that, in described step 2, PET nonwoven layer is by the upper heating plate radiation heating of baking oven, heating-up temperature: 220 ± 40 DEG C, radiation heating time 20 ~ 40s; Polypropylene layer is by the lower heating plate radiation heating of baking oven, and heating-up temperature: 180 ± 40 DEG C, radiation heating time 20 ~ 40s, polypropylene layer is placed on teflon load-transfer device.
9. the production method of the airduct in a kind of carpet assembly according to claim 6, is characterized in that, upper and lower mould forming pressure: 20 ~ 25MPa in described step 3, dwell time 20 ~ 40s.
10. the production method of the airduct in a kind of carpet assembly according to claim 6, it is characterized in that, the weld width of ultrasonic welding in described step 4: 5 ± 2mm, welding pressure: 1.5 ~ 2.5Bar, weld time: 1 ± 0.5s, soldering tip hardening time: 2 ± 0.5s.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410767925.9A CN104477066B (en) | 2014-12-12 | 2014-12-12 | A kind of carpet assembly with airduct is carried and carpet leeward pipe production method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410767925.9A CN104477066B (en) | 2014-12-12 | 2014-12-12 | A kind of carpet assembly with airduct is carried and carpet leeward pipe production method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104477066A true CN104477066A (en) | 2015-04-01 |
| CN104477066B CN104477066B (en) | 2017-03-08 |
Family
ID=52751726
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410767925.9A Active CN104477066B (en) | 2014-12-12 | 2014-12-12 | A kind of carpet assembly with airduct is carried and carpet leeward pipe production method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104477066B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1075985A2 (en) * | 1999-08-09 | 2001-02-14 | MAGNA NÄHER GmbH | Floor covering for a passenger compartment of automotive vehicles |
| FR2850915A1 (en) * | 2003-02-07 | 2004-08-13 | Cera | Carpet for motor vehicle, has foam seat in which rigidifying unit is embedded, where unit has rigid insert and extends between two faces of foam seat in such way that groove forms air duct through carpet |
| CN101920673A (en) * | 2009-06-10 | 2010-12-22 | 汉拏空调株式会社 | Seat air conditioning system for motor vehicles |
| CN203363504U (en) * | 2013-07-17 | 2013-12-25 | 安徽江淮汽车股份有限公司 | Automobile air conditioning duct |
| CN204323142U (en) * | 2014-12-12 | 2015-05-13 | 湖北三环汽车工程塑料有限公司 | A kind of carpet assembly with carrying airduct |
-
2014
- 2014-12-12 CN CN201410767925.9A patent/CN104477066B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1075985A2 (en) * | 1999-08-09 | 2001-02-14 | MAGNA NÄHER GmbH | Floor covering for a passenger compartment of automotive vehicles |
| FR2850915A1 (en) * | 2003-02-07 | 2004-08-13 | Cera | Carpet for motor vehicle, has foam seat in which rigidifying unit is embedded, where unit has rigid insert and extends between two faces of foam seat in such way that groove forms air duct through carpet |
| CN101920673A (en) * | 2009-06-10 | 2010-12-22 | 汉拏空调株式会社 | Seat air conditioning system for motor vehicles |
| CN203363504U (en) * | 2013-07-17 | 2013-12-25 | 安徽江淮汽车股份有限公司 | Automobile air conditioning duct |
| CN204323142U (en) * | 2014-12-12 | 2015-05-13 | 湖北三环汽车工程塑料有限公司 | A kind of carpet assembly with carrying airduct |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104477066B (en) | 2017-03-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP5603534B2 (en) | Laminate production method | |
| JP4361036B2 (en) | Sound insulation for vehicles | |
| JP6082145B1 (en) | Soundproof material for vehicle and method for manufacturing the same | |
| JP2014065382A (en) | Air conditioning duct and method for manufacturing same | |
| CN106457740A (en) | Alternative exterior trim part | |
| JP4024900B2 (en) | Instrument panel for automobile | |
| JP6062844B2 (en) | Laminated board | |
| KR20190033722A (en) | Headliner having air vent for vehicle | |
| TW201708006A (en) | Exterior trim part and the use thereof | |
| CN103786659A (en) | Light sound insulating pad of composite structure and production method thereof | |
| JP2008297936A (en) | Duct for automobile | |
| CN102216108A (en) | Vehicle interior part, method of manufacturing same and molding die therefor | |
| JP2012158186A (en) | Method for manufacturing automobile duct | |
| JP2011225150A (en) | Ceiling interior material for vehicle and method for manufacturing the same | |
| CN104477066A (en) | Floor mat assembly with carrying air pipe and production method of air pipe under floor mat | |
| JP2001180250A (en) | Air guide duct | |
| CN101557963B (en) | Door lining, especially for a motor vehicle, and production method | |
| US20110028077A1 (en) | Headliner duct | |
| JP5325445B2 (en) | Dash insulator | |
| US20150274092A1 (en) | Method and device for forming a composite material | |
| JP5953189B2 (en) | Vehicle interior material and method for manufacturing the same | |
| CN204323142U (en) | A kind of carpet assembly with carrying airduct | |
| JP5876461B2 (en) | Laminated board | |
| JP2019001456A (en) | Defrosting duct | |
| KR101695210B1 (en) | Dashboard mat and method for manufacturing the same |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |