CN106697083B - Wear-resisting high-ductility automobile spare tire lid anti-impact plate and production equipment and method - Google Patents
Wear-resisting high-ductility automobile spare tire lid anti-impact plate and production equipment and method Download PDFInfo
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- CN106697083B CN106697083B CN201510406075.4A CN201510406075A CN106697083B CN 106697083 B CN106697083 B CN 106697083B CN 201510406075 A CN201510406075 A CN 201510406075A CN 106697083 B CN106697083 B CN 106697083B
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Abstract
The invention discloses a kind of wear-resisting high-ductility automobile spare tire lid anti-impact plates, including PP+EPDM plastic layer and the fine spun-bonded non-woven fabrics layer of PET/PP long, the PP+EPDM plastic layer includes 60-70 mass %PP, 10-20 mass %EPDM and 20-30 mass % barium sulfate powder, wherein PP+EPDM+ barium sulfate=100 mass %；The production equipment and process of the anti-impact plate are also disclosed simultaneously, and the present invention makes the plate planarization after processing higher by adding baking oven, and angularity is reduced to 5mm by 200mm.
Description
Technical field
The invention belongs to technical field of automobile parts, and in particular to a kind of wear-resisting high-ductility automobile spare tire lid anti-impact plate,
And its production equipment and production technology.
Background technique
On the one hand cover plate of spare tire of automobile is played the part of as the insulating course in car trunk between spare tyre and storing in vehicle
It is while obstructing the role of storage space and spare tyre to play beauty function, slightly larger part can be stored by also providing one for passenger
The platform of article and tool, since the article that car trunk is generally stored is relatively large, and be much than heavier big part,
So higher to the Capability Requirement of spare tire cover plate bearing article.
Composite material on existing car trunk spare tire cover plate is to use the materials such as needle punched carpet class, blanket class mostly,
Its main component is PP/PET fiber, by combing, needle thorn, raising obtain, but its manufacturing process it is more, it is at high cost, not scratch-resistant,
It is non-watertight.
Existing spare tire cover plate mainly uses the techniques such as polypropylene cellular board, polypropylene particles blow molding, but the technique produces
Product rigidity can not fully meet the carrying demand of big part weight, complex forming technology, higher cost is easy point after molding
Layer, influences the aesthetic appearance of automobile interior decoration, considerably increases production cost.
Therefore the technical solution for needing one kind new is to solve the above problems.
Summary of the invention
Goal of the invention: being directed to the above-mentioned problems of the prior art and deficiency, and the object of the present invention is to provide a kind of wear-resisting
High-ductility automobile spare tire lid anti-impact plate and its production equipment and technique.
Technical solution: the invention discloses a kind of wear-resisting high-ductility automobile spare tire lid anti-impact plates, including PP+EPDM plastic layer
With the fine spun-bonded non-woven fabrics layer of PET/PP long, which includes 60-70 mass %PP, 10-20 mass %EPDM and 20-
30 mass % barium sulfate powders, wherein PP+EPDM+ barium sulfate=100 mass %.
PP, also known as polypropylene, have that corrosion resistance, rust quality, high temperature resistant, ageing-resistant, thermal stability is good, shock resistance is strong etc.
Feature.
EPDM, also known as ethylene propylene diene rubber have excellent resistance to daylight, heat-resisting, resistance to vapor, UV resistant, radiation hardness
Equal anti-aging properties, while there is good chemical-resistant resistance characteristic and excellent insulation performance.
PET, also known as polyethylene terephthalate have excellent physical mechanical property, electrical insulating property, creep resistant
The features such as property, fatigue durability, rub resistance.
It is advanced optimized as of the invention, barium sulfate powder mesh number of the present invention is 800 mesh.
The invention also discloses the processes for realizing above-mentioned wear-resisting high-ductility automobile spare tire lid anti-impact plate, including following step
It is rapid:
1, PP, PET fiber 1:1 mixing, shredding, mixing, combing, lapping, needle are pierced to obtain the fine spunbond nonwoven of PET/PP long
Layer of cloth；
2, by 60-70 mass %PP particle, 10-20 mass %EPDM particle, 20-30 mass %800 mesh barium sulfate powder through matching
After mixed, curtain coating is squeezed out, embossing molding obtains PP+EPDM plastic layer；
3, the fine spun-bonded non-woven fabrics layer of PET/PP long and PP+EPDM plastic layer are bonded together by three rollers of embossing by roller
Detour involves；
4, the product for involving step 3.3 is put into baking oven, and detours and pass through above and below baking oven roller, cuts out after through traction
It is cut into sheet material；
Wherein PP particle, EPDM particle mesh number are 200-250 mesh.
Above-mentioned process is advanced optimized, the baking oven in step 3.4 includes the upper and lower, and lower layer's temperature is higher than
10-15 DEG C of upper layer temperature.
Above-mentioned process is advanced optimized, the baking oven in step 3.4 includes the upper and lower, the baking oven upper layer temperature
Degree is 120 ± 20 DEG C, and baking oven lower layer temperature is 130 ± 20 DEG C.
The invention also discloses the production equipments for realizing above-mentioned wear-resisting high-ductility automobile spare tire lid anti-impact plate, including mixture
Room squeezes out casting structure, three rollers of embossing and baking oven, and the feeding inlet of the extrusion casting structure is located at below the discharge port of compounding chamber,
The first feeding inlet for squeezing out the embossing cylinder of three rollers of discharge port and embossing of casting structure is in the same horizontal position, is embossed three rollers
The upper end of upper roller be discharge port and opposite with the feeding inlet of baking oven, baking oven includes that upper layer, conveying roll shaft and lower layer, material exist
Roll shaft is conveyed successively sequentially by upper layer, lower layer.
Above-mentioned production equipment is advanced optimized, the lower end of the lower roller of three rollers of embossing of the present invention enters for second
Material mouth.
Above-mentioned production equipment is advanced optimized, baking oven lower layer of the present invention temperature is higher than upper layer temperature 10-15
℃。
Above-mentioned production equipment is advanced optimized, baking oven upper layer of the present invention temperature is 120 ± 20 DEG C, under baking oven
Layer temperature is 130 ± 20 DEG C.
Above-mentioned production equipment is advanced optimized, the discharge port of three rollers of embossing of the present invention and the feeding inlet of baking oven
Between be equipped with positioning roll shaft, the conveying roll shaft in the positioning roll shaft and baking oven is in same horizontal line.
The utility model has the advantages that compared with prior art, the present invention having the advantage that the PP+EPDM plastic plate that the present invention uses
With cost performance height, manufacturing process is simple, and has the advantages that scratch-resistant, good toughness, shock resistance are strong, smell is low etc., meanwhile,
The present invention makes the plate planarization after processing higher by adding baking oven, and angularity is reduced to 5mm by 200mm.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of anti-impact plate of the invention；
Fig. 2 is the structural schematic diagram of production equipment of the invention；
The fine spun-bonded non-woven fabrics layer of A--PP+EPDM plastic layer, B--PET/PP long, 1-compounding chamber, 2-squeeze out casting structures,
3-three rollers of embossing, 31-embossing cylinders, 32-upper rollers, 33-lower rollers, 4-positioning rollers, 5-baking ovens, on 51-baking ovens
Layer, 52-baking oven lower layers, 53-conveying roll shafts.
Specific embodiment
Below in conjunction with specific embodiment, the present invention is described in detail, but illustrates protection scope of the present invention simultaneously simultaneously
It is not limited to the specific range of the present embodiment, based on the embodiments of the present invention, those of ordinary skill in the art are not making
Every other embodiment obtained, shall fall within the protection scope of the present invention under the premise of creative work.
It should be noted that in the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two or two with
On；The orientation of the instructions such as term " on ", "lower", "left", "right", "inner", "outside", " front end ", " rear end ", " head ", " tail portion "
Or positional relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description of the present invention and simplification of the description, and
It is not that the device of indication or suggestion meaning or element must have a particular orientation, be constructed and operated in a specific orientation, therefore
It is not considered as limiting the invention.In addition, term " first ", " second ", " third " etc. are used for description purposes only, and cannot
It is interpreted as indication or suggestion relative importance.
Embodiment 1
As shown in Figure 1, a kind of wear-resisting high-ductility automobile spare tire lid anti-impact plate of the present embodiment, including PP+EPDM plastic layer A
With PET/PP long fibre spun-bonded non-woven fabrics layer B, PP+EPDM plastic layer A include the PP of 60%200 mesh, 10%200 mesh EPDM and
The barium sulfate powder of 30% 800 mesh numbers, the above % is quality %.
As shown in Fig. 2, realizing the production equipment of the present embodiment, including compounding chamber 1, extrusion casting structure 2, three rollers 3 of embossing
With baking oven 4, the feeding inlet of the extrusion casting structure 2 is located at below the discharge port of compounding chamber 1, squeezes out the discharge port of casting structure 2
It is in the same horizontal position with the first feeding inlet of the embossing cylinder 31 of three rollers 3 of embossing, is embossed the lower end of the lower roller 33 of three rollers 3
For the second feeding inlet, the upper end for being embossed the upper roller 32 of three rollers 3 is discharge port and opposite with the feeding inlet of baking oven 5, and baking oven 5 includes
Upper layer 51, conveying roll shaft 53 and lower layer 52, in conveying roll shaft 53, successively sequence is embossed three rollers 3 by upper layer 51, lower layer 52 to material
Discharge port and baking oven 5 feeding inlet between be equipped with positioning roll shaft 4, which is in the conveying roll shaft 53 in baking oven 5
In same horizontal line.
Technical process: PP, PET fiber 1:1 mixing, shredding, mixing, combing, lapping, needle are pierced to obtain the fine spinning of PET/PP long
PP particle, EPDM particle, 800 mesh barium sulfate powders are poured into compounding room 1 after being compounded, are cast by squeezing out by bonded non-woven fabrics layer B
The first feeding inlet that mechanism 2 enters three rollers 3 of embossing obtains PP+EPDM plastic layer A, PET/PP long fibre spun-bonded non-woven fabrics layer B entrance
Second feeding inlet bonds together with PP+EPDM plastic layer A at embossing cylinder 31 and involves discharge port by the detour of upper roller 32,
Plate after bonding enters the conveying roll shaft 53 of baking oven 5 by positioning roll shaft 4, and 51 temperature of baking oven upper layer is 120 DEG C, baking oven lower layer
52 temperature are 130 DEG C, and plate detours above and below on conveying roll shaft 53 to be passed through, and cut into sheet material through traction after.
Embodiment 2:
A kind of wear-resisting high-ductility automobile spare tire lid anti-impact plate of the present embodiment is compared than embodiment 1, including PP+EPDM plastics
Layer A and PET/PP long fibre spun-bonded non-woven fabrics layer B, PP+EPDM plastic layer A include the EPDM of the PP of 70%250 mesh, 10%250 mesh
With the barium sulfate powder of 20% 800 mesh numbers, the above % is quality %.
When plate after bonding enters baking oven 5,51 temperature of baking oven upper layer is 100 DEG C, and 52 temperature of baking oven lower layer is 110 DEG C.
Embodiment 3:
A kind of wear-resisting high-ductility automobile spare tire lid anti-impact plate of the present embodiment is compared than embodiment 2, including PP+EPDM plastics
Layer A and PET/PP long fibre spun-bonded non-woven fabrics layer B, PP+EPDM plastic layer A include the EPDM of the PP of 50%200 mesh, 20%200 mesh
With the barium sulfate powder of 30% 800 mesh numbers, the above % is quality %.
When plate after bonding enters baking oven 5,51 temperature of baking oven upper layer is 140 DEG C, and 52 temperature of baking oven lower layer is 150 DEG C.
The embodiment of the present invention is given for the purpose of illustration and description, and is not exhaustively or by this to send out
It is bright to be limited to disclosed form.Many modifications and variations are obvious for the ordinary skill in the art.Choosing
Selecting and describe embodiment is and to make those skilled in the art to more preferably illustrate the principle of the present invention and practical application
It will be appreciated that the present invention is to design various embodiments suitable for specific applications with various modifications.
Claims (2)
1. a kind of production technology of wear-resisting high-ductility automobile spare tire lid anti-impact plate, it is characterised in that: the wear-resisting high-ductility automobile is standby
Tread cap anti-impact plate includes PP+EPDM plastic layer and the fine spun-bonded non-woven fabrics layer of PET/PP long, which includes 60-
70 mass %PP, 10-20 mass %EPDM and 20-30 mass % barium sulfate powders, wherein PP+EPDM+ barium sulfate=100 mass %；
The production technology of above-mentioned wear-resisting high-ductility automobile spare tire lid anti-impact plate, comprising the following steps:
3.1, by PP fiber, PET fiber 1:1 mixing, shredding, mixing, combing, lapping, needle pierce to obtain the fine spunbond of PET/PP long without
Woven fabric layer；
3.2, by 60-70% mass PP particle, 10-20 mass %EPDM particle, 800 mesh barium sulfate powder of 20-30 mass % through matching
After mixed, curtain coating is squeezed out, embossing molding obtains PP+EPDM plastic layer；
3.3, by the fine spun-bonded non-woven fabrics layer of PET/PP long and PP+EPDM plastic layer by three rollers of embossing bond together by roller around
Row involves；
3.4, the product for involving step 3.3 is put into baking oven, and detours and pass through above and below baking oven roller, cuts after through traction
At sheet material；Wherein PP particle and EPDM particle mesh number are 200-250 mesh.
2. a kind of production equipment for producing wear-resisting high-ductility automobile spare tire lid anti-impact plate, production is as described in claim 1 wear-resisting
Wear-resisting high-ductility automobile spare tire lid anti-impact plate in the production technology of high-ductility automobile spare tire lid anti-impact plate, it is characterised in that: packet
It includes compounding chamber, squeeze out casting structure, three rollers of embossing and baking oven, the feeding inlet for squeezing out casting structure is located at the discharging of compounding chamber
Below mouthful, the first feeding inlet for squeezing out the embossing cylinder of three rollers of discharge port and embossing of casting structure is in the same horizontal position,
The upper end of the upper roller of three rollers of the embossing is discharge port and opposite with the feeding inlet of baking oven, the lower roller of three rollers of the embossing
Lower end is the second feeding inlet；Positioning roll shaft, the registration roller are equipped between the discharge port of three rollers of the embossing and the feeding inlet of baking oven
Conveying roll shaft in axis and baking oven is in same horizontal line；The baking oven includes upper layer, conveying roll shaft and lower layer, and material is defeated
Send roll shaft successively sequentially by upper layer, lower layer；Baking oven upper layer temperature is 120 ± 20 DEG C, and baking oven lower layer temperature is 130 ± 20
DEG C, baking oven lower layer temperature is higher than 10-15 DEG C of upper layer temperature.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510406075.4A CN106697083B (en) | 2015-07-13 | 2015-07-13 | Wear-resisting high-ductility automobile spare tire lid anti-impact plate and production equipment and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510406075.4A CN106697083B (en) | 2015-07-13 | 2015-07-13 | Wear-resisting high-ductility automobile spare tire lid anti-impact plate and production equipment and method |
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| Publication Number | Publication Date |
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| CN106697083A CN106697083A (en) | 2017-05-24 |
| CN106697083B true CN106697083B (en) | 2019-10-15 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4008352A (en) * | 1974-04-30 | 1977-02-15 | Du Pont Of Canada Limited | Heat lamination of thermoplastic films |
| CA2059260A1 (en) * | 1991-01-15 | 1992-07-16 | Melvin Ivy Todd | Hoodliner |
| CN102179919A (en) * | 2011-03-01 | 2011-09-14 | 宁波市阳光汽车配件有限公司 | Car spare tire cover plate manufacturing method |
| CN103318277A (en) * | 2013-07-02 | 2013-09-25 | 无锡吉兴汽车部件有限公司 | Automotive spare tire cover plate production technology |
| CN104626690A (en) * | 2013-11-08 | 2015-05-20 | 上海杰事杰新材料(集团)股份有限公司 | Natural fiber composite sheet material and preparation method thereof |
-
2015
- 2015-07-13 CN CN201510406075.4A patent/CN106697083B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4008352A (en) * | 1974-04-30 | 1977-02-15 | Du Pont Of Canada Limited | Heat lamination of thermoplastic films |
| CA2059260A1 (en) * | 1991-01-15 | 1992-07-16 | Melvin Ivy Todd | Hoodliner |
| CN102179919A (en) * | 2011-03-01 | 2011-09-14 | 宁波市阳光汽车配件有限公司 | Car spare tire cover plate manufacturing method |
| CN103318277A (en) * | 2013-07-02 | 2013-09-25 | 无锡吉兴汽车部件有限公司 | Automotive spare tire cover plate production technology |
| CN104626690A (en) * | 2013-11-08 | 2015-05-20 | 上海杰事杰新材料(集团)股份有限公司 | Natural fiber composite sheet material and preparation method thereof |
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| CN106697083A (en) | 2017-05-24 |
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