阅读说明：本技术 一种汽车顶篷天窗氛围灯安装结构及安装方法 (Mounting structure and mounting method for atmosphere lamp of skylight of automobile roof ) 是由 周旭 朱可达 于 2020-07-07 设计创作，主要内容包括：本发明公开了一种汽车顶篷天窗氛围灯安装结构,包括天窗框支架、导光灯条、顶篷基材和内饰面料,导光灯条沿着天窗框支架的周圈布设,天窗框支架安装于顶篷基材上,并由内饰面料将天窗框支架和顶篷基材进行包裹,同时将导光灯条遮盖隐藏,导光灯条透过内饰面料发光。上述安装结构将氛围灯集成在顶篷中,配合内饰面料包边时将灯体隐藏起来,不改变顶篷产品原有结构造型,从而不会影响顶篷装车匹配,简洁美观,安装简单,无需灯罩和盖板固定,降低了顶篷产品成本,且隐藏式的氛围灯透射出光晕,夜晚点亮营造出浪漫、柔和的氛围,大大提升了车内舒适感。对此,本发明还公开了此汽车顶篷天窗氛围灯的安装方法。(The invention discloses an automobile roof skylight atmosphere lamp mounting structure which comprises a skylight frame support, light guide lamp strips, a roof base material and an interior fabric, wherein the light guide lamp strips are arranged along the periphery of the skylight frame support, the skylight frame support is mounted on the roof base material, the skylight frame support and the roof base material are wrapped by the interior fabric, the light guide lamp strips are covered and hidden, and the light guide lamp strips emit light through the interior fabric. Above-mentioned mounting structure is integrated in the roof with the atmosphere lamp, hides the lamp body when cooperation interior trim surface fabric is bordured, does not change the original structural modeling of roof product to can not influence the roof loading and match, succinct pleasing to the eye, the installation is simple, and it is fixed to need not lamp shade and apron, has reduced roof product cost, and hidden atmosphere lamp transmits out the halo, lights at night and builds romantic, soft atmosphere, has promoted interior comfort of car greatly. In view of the above, the invention also discloses an installation method of the automobile roof skylight atmosphere lamp.)

1. The automotive sunroof atmosphere lamp mounting structure is characterized by comprising a sunroof frame support, a light guide lamp strip, a sunroof substrate and an interior fabric, wherein the light guide lamp strip is arranged along the periphery of the sunroof frame support, the sunroof frame support is mounted on the sunroof substrate, the sunroof frame support and the sunroof substrate are wrapped by the interior fabric, the light guide lamp strip is covered and hidden, and the light guide lamp strip emits light through the interior fabric.

2. The automotive sunroof skylight atmosphere lamp mounting structure of claim 1, wherein: and a through hole is formed in the rear side end of the skylight frame support, and two ends of the light guide lamp bar are LED out from the through hole and connected with the LED light source.

3. The automotive sunroof skylight atmosphere lamp mounting structure of claim 2, wherein: the color and the brightness of the LED light source are adjustable.

4. The automotive sunroof skylight atmosphere lamp mounting structure of claim 2, wherein: the LED light source is directly powered by the vehicle-mounted 12V voltage.

5. The automotive sunroof skylight atmosphere lamp mounting structure of claim 1, wherein: and the skylight frame support is provided with a clamping groove for embedding the light guide light bar.

6. The automotive sunroof skylight atmosphere lamp mounting structure of claim 1, wherein: the end part of the skylight frame support is provided with a limiting edge, and a gap is reserved between the ceiling base material and the limiting edge to form an accommodating cavity for installing the light guide lamp strip.

7. A method of installing the automotive headliner skylight atmosphere lamp mounting structure of any one of claims 1-6, comprising the steps of:

(1) installing and fixing the light guide light bar on an inner ring of the skylight frame support, punching a hole at the rear side end of the skylight frame support, and leading out two ends of the light guide light bar;

(2) pressing and molding the roof semi-finished product, attaching an interior fabric, placing the roof semi-finished product on a skylight assembly tool, and fixing the skylight frame bracket on a roof base material through a gluing and frame pressing mechanism;

(3) placing the ceiling product provided with the skylight frame support on an edge covering tool, uniformly spraying glue on the inner decoration material, performing edge covering on the skylight frame support, and covering the light guide light bar to hide the light guide light bar;

(4) and connecting the LED light source with two ends of the light guide lamp bar for lighting test.

Technical Field

The invention relates to an automotive interior atmosphere lamp, in particular to an automotive roof skylight atmosphere lamp mounting structure and a mounting method.

Background

At present, atmosphere lamps on most canopies are designed on two sides of a panoramic sunroof, and mainly have two forms, namely a closed atmosphere lamp (a light guide strip is covered by a surface cover to emit light) and an open atmosphere lamp (the light guide strip emits light through a gap), the closed atmosphere lamp and the open atmosphere lamp need to be fixed by an upper cover plate and a lower cover plate, the problems that the atmosphere lamps are matched when being loaded on a canopy product are influenced are solved, and the research and development difficulty and the production cost are increased. Therefore, it is desirable to optimize the settings of conventional atmosphere lamps.

Disclosure of Invention

The invention aims to provide an atmosphere lamp mounting structure for a skylight of an automobile roof, which realizes the hidden integration of a lamp body on the basis of not influencing the structural shape of the original roof product.

The invention also aims to provide a method for installing the atmosphere lamp of the skylight of the automobile roof, which combines the atmosphere lamp installation procedure with the roof production procedure, does not influence the original structural shape of the roof product and improves the integration level.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides an automobile roof skylight atmosphere lamp mounting structure, its includes skylight frame support, light guide lamp strip, roof substrate and interior fabric, and light guide lamp strip lays along the border of skylight frame support, and skylight frame support mounting is on the roof substrate to wrap up skylight frame support and roof substrate by interior fabric, hide light guide lamp strip simultaneously, light guide lamp strip sees through interior fabric and gives out light.

Particularly, a through hole is formed in the rear side end of the skylight frame support, and two ends of the light guide lamp strip are LED out of the through hole and connected with the LED light source.

In particular, the color and brightness of the LED light source can be adjusted.

In particular, the LED light source is powered directly by the onboard 12V voltage.

Particularly, a clamping groove for embedding the light guide light bar is formed in the skylight frame support.

Particularly, the end part of the skylight frame support is provided with a limiting edge, and a gap is reserved between the ceiling base material and the limiting edge to form an accommodating cavity for installing the light guide light bar.

In addition, the method for installing the automotive sunroof atmosphere lamp installation structure comprises the following steps:

(1) installing and fixing the light guide light bar on an inner ring of the skylight frame support, punching a hole at the rear side end of the skylight frame support, and leading out two ends of the light guide light bar;

(2) pressing and molding the roof semi-finished product, attaching an interior fabric, placing the roof semi-finished product on a skylight assembly tool, and fixing the skylight frame bracket on a roof base material through a gluing and frame pressing mechanism;

(3) placing the ceiling product provided with the skylight frame support on an edge covering tool, uniformly spraying glue on the inner decoration material, performing edge covering on the skylight frame support, and covering the light guide light bar to hide the light guide light bar;

(4) and connecting the LED light source with two ends of the light guide lamp bar for lighting test.

Compared with the prior art, the mounting structure and the mounting method of the atmosphere lamp of the skylight of the automobile roof have the advantages that the atmosphere lamp is integrated in the roof, the lamp body is hidden when the lamp body is matched with the interior fabric for edge covering, the original structural shape of the roof product is not changed, the roof loading matching is not influenced, the mounting is simple and attractive, the lamp shade and the cover plate are not required to be fixed, the cost of the roof product is reduced, the hidden atmosphere lamp transmits halation, a romantic and soft atmosphere is created by lighting at night, and the comfort in the automobile is greatly improved.

Drawings

FIG. 1 is a schematic view of an automotive headliner skylight atmosphere lamp mounting arrangement provided by an embodiment of the invention.

In the figure:

1-a skylight frame support; 2, a light guide light bar; 3-a roof substrate; 4-interior fabric; 5-a limit edge; 6-containing cavity.

Detailed Description

The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.

Referring to fig. 1, the present embodiment provides an installation structure of a skylight atmosphere lamp for a sunroof of an automobile, which includes a sunroof frame 1, a light guide strip 2, a sunroof substrate 3, and an interior fabric 4.

Light guide lamp strip 2 is laid along the border of skylight frame support 1, and skylight frame support 1 installs on roof substrate 3 to wrap up skylight frame support 1 and roof substrate 3 by interior trim surface fabric 4, cover light guide lamp strip 2 simultaneously and hide, and light guide lamp strip 2 sees through interior trim surface fabric 4 and gives out light.

Wherein, the rear side end of the skylight frame support 1 is provided with a through hole, and two ends of the light guide lamp strip 2 are LED out from the through hole and connected with the LED light source. The color and the brightness of the LED light source are adjustable, and the LED light source is directly powered by the vehicle-mounted 12V voltage.

The material of light guide lamp strip 2 preferred PMMA addition polymerization tetrafluoroethylene to this light guide carrier has the energy consumption low, non-conducting, non-heat conducting advantage, and nevertheless this material is poor with the fixed affinity of glue, is provided with the draw-in groove that is used for the dress to inlay light guide lamp strip 2 on the skylight frame support 1, convenient fixed lamp body.

Or, the tip of skylight frame support 1 is provided with spacing edge 5, leaves the clearance between roof substrate 3 and the spacing edge 5, forms the chamber 6 that holds of installation light guide lamp strip 2, also can carry on spacingly to light guide lamp strip 2.

The embodiment also provides a corresponding mounting method for the mounting structure of the atmosphere lamp of the skylight of the automobile roof, and the details are respectively described below in consideration of a wet method and a dry method for manufacturing the roof product.

The method comprises the following steps of:

a. selecting a PU plate as a ceiling base material 3, wherein the thickness of the PU plate is 8.5 (+ -0.5) mm, the unit area weight of the PU plate is 220 (+ -30) g/m2, coating the PU plate with glue, and controlling the glue spraying amount on the upper surface and the lower surface to be 25-50 g/m2, wherein the sprayed glue adopts glue with a polyester compound as a main component;

b. uniformly spraying purified water on the upper surface and the lower surface of the PU plate coated with the glue, wherein the spraying amount is controlled to be 25-50 g/m 2;

c. stacking the surface cloth, the upper glass fiber layer, the PU plate, the lower glass fiber layer and the base cloth in sequence from top to bottom, putting the stacked molding material into a pressing mold for pressing molding, wherein during pressing molding, the temperature of an upper mold and a lower mold is controlled to be 110-150 ℃, the molding pressure is controlled to be 15MPa, and the molding time is controlled to be 45-50 seconds;

d. placing the semi-finished product of the automobile ceiling after compression molding on a cooling tool for room-temperature vacuum adsorption cooling and shaping, wherein the cooling time is controlled to be 40-50 seconds, and the vacuum degree is controlled to be-5-2 mbar;

e. rolling the inner decoration material 4, wherein the rolling amount is controlled to be 12-25 g/m2, and the sprayed glue is a mixture of polyol modified diphenylmethane diisocyanate and polymethylene polyphenyl isocyanate as main components;

f. placing the interior fabric 4 which is rolled with the glue into a feeding mechanism, placing the ceiling semi-finished product into a fabric fitting mold for fabric fitting, wherein when the interior fabric 4 is fitted, the temperature of an upper mold and the temperature of a lower mold are both controlled to be 130 +/-20 ℃, the molding pressure is controlled to be 4-5 MPa, and the molding time is controlled to be 45-50 seconds;

g. performing water jet cutting on the outline and hole positions of the roof semi-finished product according to a program, wherein the cutting water pressure is controlled to be 40000-50000 psi, and the cutting air pressure is controlled to be 0.6-0.8 MPa;

h. installing and fixing the light guide lamp strip 2 on the inner ring of the skylight frame support 1, punching a hole at the rear side end of the skylight frame support 1, and leading out two end heads of the light guide lamp strip 2;

i. placing the semi-finished roof on a skylight assembly tool, attaching and fixing the semi-finished roof to a tooling moulding bed through the reference positioning of the roof, and fixing the skylight frame bracket 1 on a roof base material 3 through a gluing and frame pressing mechanism;

j. placing a ceiling product provided with the skylight frame support 1 on an edge covering tool, enabling the product to be attached to the molded surface of the edge covering tool, uniformly spraying glue on the peripheral fabric of the skylight frame support 1, starting the edge covering tool to automatically cover the skylight, and covering and hiding the light guide lamp strip 2;

k. and connecting the LED light source with two ends of the light guide lamp bar 2 to carry out lighting test.

Secondly, the installation step of the integrated atmosphere lamp in the dry-method ceiling manufacturing process comprises the following steps:

a. confirming that the laying positions of the raw materials such as PU plates, fabrics and the like meet the molding requirements;

b. setting the temperature on a temperature control cabinet, simultaneously pasting temperature measuring paper on the upper surface and the lower surface of the substrate surface to ensure that the ceiling substrate 3 runs once in the oven according to the normal production rhythm, adjusting and setting the corresponding temperature zone of the oven according to the measured value, finally determining the temperature set value of the substrate drying temperature and recording the temperature set value into the oven temperature point detection table;

c. simultaneously feeding the baked roof base material 3 and the interior fabric 4 into a mold, wherein the number of punching edges of the mold is small in a dry process, the general molding pressure is set to be 5-8 Mpa, and the molding time is controlled to be 30-40 s, so that the roof base material 3 is cooled, solidified and shaped;

d. performing water jet cutting on the outline and hole positions of the roof semi-finished product according to a program, wherein the cutting water pressure is controlled to be 40000-50000 psi, and the cutting air pressure is controlled to be 0.6-0.8 MPa;

e. installing and fixing the light guide lamp strip 2 on the inner ring of the skylight frame support 1, punching a hole at the rear side end of the skylight frame support 1, and leading out two end heads of the light guide lamp strip 2;

f. placing the semi-finished roof on a skylight assembly tool, attaching and fixing the semi-finished roof to a tooling moulding bed through the reference positioning of the roof, and fixing the skylight frame bracket 1 on a roof base material 3 through a gluing and frame pressing mechanism;

g. placing a ceiling product provided with the skylight frame support 1 on an edge covering tool, enabling the product to be attached to the molded surface of the edge covering tool, uniformly spraying glue on the peripheral fabric of the skylight frame support 1, starting the edge covering tool to automatically cover the skylight, and covering and hiding the light guide lamp strip 2;

h. and connecting the LED light source with two ends of the light guide lamp bar 2 to carry out lighting test.

To sum up, foretell sunroof atmosphere lamp mounting structure and mounting method are integrated in the roof with the atmosphere lamp, hide the lamp body when cooperation interior trim surface fabric is bordured, do not change the original structural modeling of roof product, thereby can not influence roof loading and match, and is succinct pleasing to the eye, and the installation is simple, and it is fixed to need not lamp shade and apron, has reduced roof product cost, and hidden atmosphere lamp transmits out the halo, lights at night and builds romantic, soft atmosphere, has promoted interior comfort of car greatly.

The foregoing embodiments are merely illustrative of the principles and features of this invention, which is not limited to the above-described embodiments, but is capable of various modifications and changes without departing from the spirit and scope of the invention, which are intended to be within the scope of the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.