CN220096152U - Automobile instrument desk - Google Patents
Automobile instrument desk Download PDFInfo
- Publication number
- CN220096152U CN220096152U CN202321692179.2U CN202321692179U CN220096152U CN 220096152 U CN220096152 U CN 220096152U CN 202321692179 U CN202321692179 U CN 202321692179U CN 220096152 U CN220096152 U CN 220096152U
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- Prior art keywords
- layer
- instrument desk
- automobile instrument
- thickness
- glue
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- 239000002131 composite material Substances 0.000 claims abstract description 22
- 239000003292 glue Substances 0.000 claims abstract description 20
- 229920003023 plastic Polymers 0.000 claims abstract description 18
- 239000004033 plastic Substances 0.000 claims abstract description 18
- 239000010985 leather Substances 0.000 claims abstract description 13
- 239000004744 fabric Substances 0.000 claims abstract description 12
- 230000003313 weakening effect Effects 0.000 claims description 16
- 239000004745 nonwoven fabric Substances 0.000 claims description 14
- 239000004721 Polyphenylene oxide Substances 0.000 claims description 8
- 150000002148 esters Chemical class 0.000 claims description 8
- 229920000570 polyether Polymers 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 6
- 229920002635 polyurethane Polymers 0.000 claims description 6
- 239000004814 polyurethane Substances 0.000 claims description 6
- 230000035515 penetration Effects 0.000 claims description 4
- 238000013329 compounding Methods 0.000 claims description 3
- 208000026817 47,XYY syndrome Diseases 0.000 claims description 2
- 238000005253 cladding Methods 0.000 abstract description 3
- 230000007547 defect Effects 0.000 abstract description 3
- 239000002657 fibrous material Substances 0.000 abstract description 2
- 238000009434 installation Methods 0.000 abstract 1
- 239000004800 polyvinyl chloride Substances 0.000 description 13
- 229920000915 polyvinyl chloride Polymers 0.000 description 13
- 238000005422 blasting Methods 0.000 description 4
- 239000000835 fiber Substances 0.000 description 4
- 238000005520 cutting process Methods 0.000 description 3
- 238000005507 spraying Methods 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Landscapes
- Laminated Bodies (AREA)
Abstract
The utility model relates to an automobile instrument desk, which mainly solves the technical problems of installation defects and safety risks existing in the prior art that a fiber material is used for cladding the instrument desk. The utility model solves the problem better by adopting a novel automobile instrument desk which sequentially comprises a leather layer (1), a first glue layer (2), a first nonwoven cloth layer (3), a synthetic polyether-ester composite sponge layer (4), a second nonwoven cloth layer (5), a second glue layer (6) and an instrument desk plastic part (7) from top to bottom.
Description
Technical Field
The utility model relates to an automobile instrument desk.
Background
At present, two materials of a plastic framework, namely a low-tearing PVC (polyvinyl chloride) skin are pre-embedded and laminated, namely a low-tearing PVC skin is laminated after the plastic framework is laminated by 3dmesh, and the low-tearing PVC skin is laminated by the conventional design by using a uniform framework groove depth, namely the depth of the framework groove depth is the same as the height of the low-tearing PVC skin, and the low-tearing PVC skin is compressed due to different corresponding tension areas during later manual cladding, so that various appearance defects, particularly marks at soft and hard junctions, are easily generated in the production process. In order to avoid the appearance of soft and hard connecting lines and influence the appearance quality, the prior art carries out die adjustment in the area with obvious soft and hard connecting marks. However, this method causes design changes and mold adjustment in the later stages of parts, which consumes labor and requires a large cost for mold adjustment. And the low-tearing 3dmesh raw material is of a fiber structure, and after the instrument desk is coated with the low-tearing 3dmesh raw material, the air bag is blasted with fiber splash and cannot be blasted in an accurate blasting range, so that the risk of threatening the life safety is caused.
Disclosure of Invention
The utility model aims to solve the technical problems that the prior art has mounting defects and safety risks when a fiber material is used for coating an instrument desk, and provides a novel automobile instrument desk which has the advantages of high mounting applicability, no fiber splashing in blasting and high safety performance.
In order to solve the technical problems, the utility model adopts the following technical scheme: an automobile instrument desk comprises a leather layer 1, a first glue layer 2, a first nonwoven cloth layer 3, a synthetic polyether-ester composite sponge layer 4, a second nonwoven cloth layer 5, a second glue layer 6 and an instrument desk plastic piece 7 from top to bottom in sequence.
In the above technical scheme, preferably, the performance index of the synthetic polyether ester composite sponge layer 4 is that the density is 30-55 kg/m 3 The composite stripping force is 12.4-15.3N/cm, and the odor grade is 3.7-3.8.
In the above technical solution, preferably, the leather layer 1 is selected from low-tearing PVC; the thickness of the leather layer 1 is 0.9-1.3 mm. The low tearing test is that 3 samples of 50mm PVC are cut, the rectangular direction is the test direction, and the tearing force is more than or equal to 15N when the test speed is 100 mm/min.
In the above technical solution, preferably, the first glue layer 2 and the second glue layer 6 are selected from polyurethane glue; the thickness is 0.08-0.1 mm.
In the above technical solution, the thickness of the first nonwoven layer 3 and the second nonwoven layer 5 is preferably 0.4-1.0 mm.
In the above technical solution, preferably, the first nonwoven fabric layer 3, the synthetic polyether-ester composite sponge layer 4 and the second nonwoven fabric layer 5 are connected by flame compounding.
In the above technical scheme, preferably, the thickness of the synthetic polyether ester composite sponge layer 4 is 2-4 mm.
In the above technical solution, preferably, the material of the instrument desk plastic part 7 is selected from ABS materials; the thickness is 4-5 mm.
In the above technical solution, preferably, the automobile instrument desk is provided with a weakening groove; the weakening groove completely penetrates through the first nonwoven cloth layer 3, the synthetic polyether-ester composite sponge layer 4 and the second nonwoven cloth layer 5; the weakening groove part penetrates through the instrument desk plastic piece 7 with a penetration depth of 1-3 mm.
In the above technical solution, preferably, the weakening groove is in a U shape, a mouth shape or a double Y shape.
The utility model provides a novel automobile instrument desk, which is characterized in that a 3 Dresh layer between low-tearing PVC and an instrument desk plastic part is replaced by a synthetic polyether ester composite sponge layer for coating, so that the prepared instrument desk meets the requirements of performance and use in advance, the technical problem that fibers splash during air bag blasting is solved, and meanwhile, the novel automobile instrument desk is convenient to install and achieves a better technical effect.
Drawings
Fig. 1 is a schematic plan view of an automobile instrument desk of the present utility model.
Fig. 2 is a schematic structural view of the automobile instrument desk of the present utility model.
Fig. 3 is a schematic view of the weakening groove of fig. 1.
The reference numerals are:
1-leather layer, 2-first glue layer, 3-first nonwoven fabric layer, 4-synthetic polyether ester composite sponge layer, 5-second nonwoven fabric layer, 6-second glue layer, 7-instrument desk plastic part, 8-weakening groove.
Detailed Description
[ example 1 ]
An automobile instrument desk sequentially comprises a leather layer 1, a first glue layer 2, a first nonwoven cloth layer 3, a synthetic polyether-ester composite sponge layer 4, a second nonwoven cloth layer 5, a second glue layer 6 and an instrument desk plastic piece 7 from top to bottom;
wherein, the synthetic polyether ester composite sponge layer 4 is prepared according to the preparation method of example 2 in Chinese patent CN 112358594A. Density of 45.3kg/m 3 The composite peel force was 15.3N/cm and the odor rating was 3.8.
The leather layer 1 is selected from low-tearing PVC with the thickness of 1.0mm. The first glue layer 2 and the second glue layer 6 are both selected from polyurethane aqueous glue; the spraying thickness is 0.1mm.
The test of the low-tearing PVC skin is that 3 PVC samples with the length of 200mm and 50mm are cut, the rectangular direction is the test direction, when the test speed is 100mm/min, the tearing force is 15N, and the test standard refers to relevant regulations in GB/T16578.1-2008.
The thickness of the first non-woven fabric layer 3 and the second non-woven fabric layer 5 is 0.6mm; the thickness of the synthetic polyether ester composite sponge layer 4 is 2.5mm. The instrument desk plastic piece 7 is made of ABS material; the thickness was 5mm.
The automobile instrument desk is provided with a weakening groove; the weakening groove is U-shaped; the weakening groove completely penetrates through the first nonwoven cloth layer 3, the synthetic polyether-ester composite sponge layer 4 and the second nonwoven cloth layer 5; the weakening groove partially penetrates the instrument desk plastic piece 7 to a penetration depth of 3mm.
The preparation process comprises the following steps:
(1) Cutting the low-tearing PVC skin of the leather layer into a specified shape according to the size of an instrument desk according to the specific internal size of the automobile;
(2) Cutting the thickness of the synthetic polyether-ester composite sponge layer according to the thickness of the skeleton embedded groove of the instrument desk plastic part, so that the first nonwoven fabric layer 3, the synthetic polyether-ester composite sponge layer 4 and the second nonwoven fabric layer 5 are compounded by flame, and the thickness after compounding is consistent with the height of the embedded groove; cutting the compounded sponge layer into a specified shape according to the size of the embedded groove;
(3) Firstly, partially weakening an instrument desk plastic part, and forming a weakening groove; then the corresponding positions of the compounded sponge layers are subjected to full penetration weakening;
(4) And uniformly spraying polyurethane aqueous adhesive on the contact surface of the compounded sponge layer and the instrument desk plastic part, and uniformly spraying polyurethane aqueous adhesive on the contact surface of the leather layer and the compounded sponge layer, wherein the leather layer completes cladding of the compounded sponge layer and the instrument desk plastic part together at normal temperature, namely the automobile instrument desk is finished.
The prepared automobile instrument desk is subjected to experiments according to the standard GWT A E72-41:2020-02, no splash is generated, the air bag unfolding time (25 ℃) is 37.5ms, no protruding fracture edges and corners are formed in an air bag opening area, an air bag cover plate is broken and does not fly out, the air bag cover plate is not broken in a blasting experiment, and a good technical effect is achieved.
Claims (10)
1. The automobile instrument desk is characterized by sequentially comprising a leather layer (1), a first glue layer (2), a first nonwoven cloth layer (3), a synthetic polyether-ester composite sponge layer (4), a second nonwoven cloth layer (5), a second glue layer (6) and an instrument desk plastic piece (7) from top to bottom.
2. The automobile instrument desk according to claim 1, characterized in that the performance index of the synthetic polyether ester composite sponge layer (4) is that the density is 30-55 kg/m 3 The composite stripping force is 12.4-15.3N/cm, and the odor grade is 3.7-3.8.
3. The motormeter platform of claim 1, wherein the leather layer (1) is selected from the group consisting of low tear PVC;
the thickness of the leather layer (1) is 0.9-1.3 mm.
4. The automobile instrument desk according to claim 1, characterized in that the first glue layer (2) is selected from polyurethane glue; the thickness is 0.08-0.1 mm; the second glue layer (6) is selected from polyurethane glue; the thickness is 0.08-0.1 mm.
5. The automobile instrument desk according to claim 1, wherein the thickness of the first nonwoven fabric layer (3) is 0.4-1.0 mm, and the thickness of the second nonwoven fabric layer (5) is 0.4-1.0 mm.
6. The automobile instrument desk according to claim 1, wherein the first nonwoven fabric layer (3), the synthetic polyether-ester composite sponge layer (4) and the second nonwoven fabric layer (5) are connected in a flame compounding manner.
7. The automobile instrument desk according to claim 1, wherein the thickness of the synthetic polyether ester composite sponge layer (4) is 2-4 mm.
8. The automobile instrument desk according to claim 1, characterized in that the material of the instrument desk plastic part (7) is selected from ABS materials; the thickness is 4-5 mm.
9. The automobile instrument desk of claim 1, wherein the automobile instrument desk is provided with a weakening groove; the weakening groove completely penetrates through the first non-woven fabric layer (3), the synthetic polyether-ester composite sponge layer (4) and the second non-woven fabric layer (5);
the weakening groove part penetrates through the instrument desk plastic piece (7) with the penetration depth of 1-3 mm.
10. The utility model as claimed in claim 9, wherein the weakening groove is U-shaped, square-shaped or double Y-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321692179.2U CN220096152U (en) | 2023-06-30 | 2023-06-30 | Automobile instrument desk |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321692179.2U CN220096152U (en) | 2023-06-30 | 2023-06-30 | Automobile instrument desk |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220096152U true CN220096152U (en) | 2023-11-28 |
Family
ID=88871947
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321692179.2U Active CN220096152U (en) | 2023-06-30 | 2023-06-30 | Automobile instrument desk |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220096152U (en) |
-
2023
- 2023-06-30 CN CN202321692179.2U patent/CN220096152U/en active Active
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| GR01 | Patent grant |