DE202017104984U1 - Molded part, in particular formed as a molded part decor and / or trim part for a vehicle interior - Google Patents

Abstract

A molded part (10) having a molded part front side (11) formed as a visible side, comprising a decorative layer (12) having a front side (13) and a rear side (14), wherein the decorative layer (12) has one or more light passages (15) between the back side (11). 14) and front side (13) via which light can be conducted from the rear side (14) to the front side (13) of the decorative layer (12), a transparent or translucent carrier (14) arranged on the rear side (14) of the decorative layer (12) ( 16), a transparent or translucent optical layer (17) arranged on the front side (13) of the decorative layer (12), a light element (18) emanating from the light passing through the support (16), the light passages (15) and the optical layer (17) is guided to the molded part front side (11), a symbol (20) arranged on a front side (19) of the optical layer (17), the symbol (20) being formed by a metallic coating (21) on the front side (19 ) of the optical layer (17) is formed, and wherein the od the light passages (15) and the metallic coating (21) forming the symbol (20) are arranged relative to one another in such a way that light passing through the light passages (15) is applied to a rear side (22) of the metallic coating (21) facing the optical layer (17) ) is reflected and / or scattered.

Description

The invention relates to a molded part, in particular a decorative and / or trim part designed as a molded part for a vehicle interior, with a molded part front side designed as a visible side.

In the vehicle interior numerous designed as a molding decor and trim parts are installed, for example, door panels, console and Instrumentenblblendungen. The decorative and trim parts include controls or the covers of controls.

In the case of molded parts, in particular molded parts with a symbolic representation experience high customer acceptance. However, not all symbol representations can be realized until now. Especially metallic symbols can not currently be used in conjunction with light.

The present invention has for its object to provide a new molded part, in particular a molded part, with which it is possible to realize metallic symbols in conjunction with light on the formed as a visible side molding front side.

This object is achieved by the features of claim 1. Advantageous embodiments and further developments are specified in the respective dependent claims.

The molded part according to the invention comprises a decorative layer having a front side and a rear side, the decorative layer having one or more light passages between the rear side and the front side, via which light can be conducted from the rear side to the front side of the decorative layer.

Furthermore, the molded part comprises a transparent or translucent carrier arranged on the rear side of the decorative layer, and a transparent or translucent optical layer arranged on the front side of the decorative layer.

The molded part also comprises a light element emanating from the light which is guided by the carrier, the light passages and the optical layer to the molding front side.

Furthermore, the molded part comprises a symbol arranged on a front side of the optical layer. The symbol is formed by a metallic coating on the front of the optical layer. Furthermore, the light passage (s) and the metallic coating forming the symbol are arranged relative to one another in such a way that light passing through the light passages is reflected and / or scattered on a rear side of the metallic coating facing the optical layer.

The light reflected and / or scattered by the metallic coating forming the symbol is then either directly discharged from the optical layer or indirectly discharged from the optical layer by first being returned to the front of the decorative layer and then scattered at the front of the decorative layer the molding front side is discharged from the optical layer. In particular, the light is in this way discharged laterally next to the symbol or partial areas of the symbol, optionally with light, which is discharged directly from the optical layer. This causes the symbol to be shined by the light. In other words, the light forms a circle of light around the symbol. Preferably, this ring of light becomes weaker as the distance from the symbol increases, so that the light in the area around the symbol radiates the strongest.

The term symbol is here to be understood broadly, it may be, for example, both one or more function symbols as well as geometric patterns and / or decorating elements, such as lines, act. Furthermore, it is preferably one or more letters or a lettering.

The advantages of the invention are in particular that it is possible with such a molding, metallic lettering shine so that a ring of light around the symbols around which decreases with increasing distance from the symbol in its intensity (fading).

A further development provides that the light passages extend substantially rectilinearly and parallel to each other through the decorative layer. It can also be provided that the light passages are aligned substantially perpendicular to the front of the decorative layer.

Preferably, the metallic coating is provided in sections at the front of the optical layer. In other words, the metallic coating is not applied to the entire surface of the front of the optical layer, but only in one or more sections, according to the symbol to be formed.

According to one embodiment of the invention, it is provided that the metallic coating forming the symbol is applied to one or more elevations of the front side of the optical layer. In other words, the symbol is a raised symbol on the front of the optical layer. By applying the metallic Coating on the protrusion (s), the symbol formed by the metallic coating is raised above the surrounding front surface of the optical layer. For a viewer, the symbol seems to hover over the surrounding front of the optical layer. The elevations preferably project vertically from the surrounding front side of the optical layer. In particular, it is provided that the front sides of the elevations are flat.

The light passage (s) and the metallic coating forming the symbol are preferably arranged relative to each other in such a way that a projection, in particular a vertical projection, of the symbol on the front side of the decorative layer covers the light passage (s).

The term "cover" may be understood, on the one hand, to mean that the size or diameter of the symbol, elevation and light apertures are at least approximately the same size, i. that they cover each other exactly. Furthermore, the symbol and the elevation or elevations may also be larger, for example by 1% to 50%, than the light apertures.

The light aperture (s) preferably likewise correspond substantially to the symbol in terms of their arrangement. It can also be provided a plurality of light transmissions, wherein the plurality of light transmissions forms a cloud of points, the cloud point in its entirety is also arranged substantially according to the symbol. Further, preferably, the protrusion or protrusions are formed in their entirety at the front of the optical layer in accordance with the shape of the symbol.

The metallic coating can be produced by means of hot stamping, for example, embossed onto the front side of the optical layer by a hot embossing process. The metallic coating can also be produced by means of painting, for example painting with masking, pad printing, digital printing or vapor deposition.

Also, the metallic coating can be a PVD layer (PVD: Physical Vapor Deposition). The PVD layer is preferably applied to the front side of the optical layer by a vapor deposition method. For example, the starting material is converted into the gas phase for this purpose and the gaseous material is subsequently conducted to the substrate to be coated, in this case the optical layer, where it condenses and forms the target layer.

The decorative layer may be formed opaque. It is also possible that the decorative layer is partially translucent or partially translucent, but preferably the largest or strongest light transmission is effected by the one or more light passages and not by the decorative layer itself.

According to one embodiment of the invention, the light element comprises at least one light source and / or at least one light guide, wherein at least the light guide is arranged on a rear side of the carrier or in a recess in the carrier.

Preferably, the light guide is formed flat, wherein the light guide is arranged in the region of the light passages on or in the carrier, wherein a projection, in particular a vertical projection of the light guide on the back of the decorative layer or the light diffusers at least partially, in particular for the most part , covers.

The light guide can, for example, have coupling-out structures in order to couple out light in the area of the light passages or to couple it out more intensively.

An expedient development of the invention provides that the decorative layer is formed at least on its front side at least in sections, preferably over the entire surface, light-scattering. Furthermore, the carrier can be designed to be light-scattering.

The carrier may be formed of plastic or comprise plastic. Preferably, the carrier is molded onto the decorative layer. Preferably, the decorative layer is or comprises a wood veneer or a fabric or a film. The optical layer may comprise PUR (polyurethane) or PC (polycarbonate) or may be formed of PUR (polyurethane) or PC (polycarbonate).

• 1 einen Ausschnitt einer schematischen Querschnittsdarstellung eines ersten Ausführungsbeispiels eines erfindungsgemäßen Formteils,
• 2 einen Ausschnitt einer schematischen Querschnittsdarstellung eines zweiten Ausführungsbeispiels eines erfindungsgemäßen Formteils, und
• 3 in einer schematischen dreidimensionalen Darstellung mit Schnitt durch den Schichtaufbau ein drittes Ausführungsbeispiel eines erfindungsgemäßen Formteils.

The invention will be explained in more detail below with regard to further features and advantages with reference to the description of embodiments and with reference to the accompanying schematic drawings. Show

• 1 a detail of a schematic cross-sectional view of a first embodiment of a molded part according to the invention,
• 2 a detail of a schematic cross-sectional view of a second embodiment of a molding according to the invention, and
• 3 in a schematic three-dimensional representation with a section through the layer structure, a third embodiment of a molded part according to the invention.

Corresponding parts and components are also denoted by the same figures and exemplary embodiments, each with the same reference numerals.

1 to 3 each show an inventive molding 10 , in particular as a molded part 10 formed decorative part and / or trim part for a vehicle interior, with a designed as a visible side molding front side 11 ,

The molding 10 includes one at least on its front 13 light-scattering decorative layer 12 with a front side 13 and a back 14 , where the decorative layer 12 several light apertures 15 between back 14 and front 13 has, via the light from the back 14 to the front 13 the decorative layer 12 is conductive. A schematic, exemplary representation of the light transmission is in the 1 and 2 represented by arrows. The light passages 15 extend substantially straight and parallel to each other through the decorative layer 12 and are substantially perpendicular to the front 13 the decorative layer 12 aligned.

The molding 10 also includes one on the back 14 the decorative layer 12 molded, light-scattering and transparent or translucent carrier 16 made of plastic and one on the front 13 the decorative layer 12 arranged transparent or translucent optical layer 17 made of PUR or PC.

Also includes the molding 10 a light element 18 from the light emanating from the wearer 16 , the light apertures 15 and the optical layer 17 to the molding front 11 is directed. A schematic, exemplary representation of the light transmission is in the 1 and 2 represented by arrows.

The light element 18 includes a light source 24 and a light guide 25 , where the light source 24 and the light guide 25 on a backside 26 the carrier 16 are arranged. The light guide 25 is flat, wherein the light guide 25 in the area of the light passages 15 on the carrier 16 is arranged, wherein a vertical projection of the light guide 25 on the back 14 the decorative layer 12 the light apertures 15 covers.

The molding 10 includes one on a front 19 the optical layer 17 arranged symbol 20 , where the symbol 20 by a metallic coating 21 on the front 19 the optical layer 17 is formed. The metallic coating 21 can be formed by a hot stamping. For example, the metallic coating 21 by a hot stamping process on the front 19 the optical layer 17 be imprinted. The metallic coating 21 may also be formed by means of painting, for example painting with masking, pad printing, digital printing or steaming.

The light passages 15 and the symbol 20 forming metallic coating 21 are arranged to each other such that passing through the light transmissions 15 light at one of the optical layer 17 facing back 22 the metallic coating 21 is reflected (exemplified and shown schematically by the arrows in 1 and 2 ).

That at the symbol 20 Reflected light is then directly from the optical layer 17 discharged to the other and indirectly, by the front 13 of the decorative layer 12 is returned and then scattered to just this. Then, the scattered light on the molding front side 11 becomes out of the optical layer 17 discharged. Not in particular, however, the light in this way becomes laterally adjacent to the symbol 20 or parts of the icon 20 discharged, optionally with light, which directly from the optical layer 17 is discharged, without previously at the back 22 the metallic hot stamping 21 to have been reflected. This causes the icon 20 is radiated by the light. In other words, the light forms a ring of light 28 around the symbol 20 around (see 3 ). This light wreath 28 shines in the area around the symbol 20 around and becomes stronger with increasing distance from the symbol 20 weaker (fading).

The light passages 15 correspond to the shape of the symbol 20 such that a vertical projection of the symbol 20 on the front 13 the decorative layer 12, the light apertures 15 covers.

In the molding 10 according to the embodiment according to 2 is that the symbol 20 forming metallic coating 21 on surveys 23 the front 19 the optical layer 17 applied.

2 shows that at the back 22 the metallic coating 21 reflected light also laterally on the side regions or side surfaces 27 of the surveys 23 directly from the optical layer 27 is discharged, without previously to the front 13 the decorative layer 12 to be redirected and scattered there.

3 shows that the symbol 20 can act around a letter. Equally possible would be a whole lettering. It can also be, for example, one or more functional symbols and / or geometric patterns and / or decorative elements, for example lines.

LIST OF REFERENCE NUMBERS

10

molding

11

Molding front

12

decorative layer

13

Front of the decorative layer

14

Back of the decorative layer

15

Light transmission

16

carrier

17

optic layer

18

light element

19

Front of the optical layer

20

symbol

21

metallic coating

22

Back of the metallic coating

23

survey

24

light source

25

optical fiber

26

Back of the carrier

27

side surface

28

halo

Claims (9)

Molded part (10) having a molded part front side (11) formed as a visible side, comprising a decorative layer (12) having a front side (13) and a rear side (14), the decorative layer (12) having one or more light passages (15) between the rear side (14) and the front side (13), via which light from the rear side (13). 14) to the front side (13) of the decorative layer (12) is conductive, a transparent or translucent support (16) arranged on the rear side (14) of the decorative layer (12), a transparent or translucent optical layer (17) arranged on the front side (13) of the decorative layer (12), a light element (18) emanates from the light which is passed through the carrier (16), the light passages (15) and the optical layer (17) to the molded part front side (11), a symbol (20) arranged on a front side (19) of the optical layer (17), wherein the symbol (20) is formed by a metallic coating (21) on the front side (19) of the optical layer (17), and wherein the light passage (s) (15) and the metallic coating (21) forming the symbol (20) are so are arranged relative to one another, that light passing through the light passages (15) is reflected and / or scattered on a rear side (22) of the metallic coating (21) facing the optical layer (17). Molding after Claim 1 , characterized in that the metallic coating (21) forming the symbol (20) is applied to one or more elevations (23) of the front side (19) of the optical layer (17). Molding after Claim 1 or 2 , characterized in that the one or more light passages (15) and the metallic coating (21) forming the symbol (20) are arranged relative to one another such that a projection of the symbol (20) onto the front side (13) of the decorative layer (12) or the light apertures (15) covers. Molding according to one of the preceding claims, characterized in that the metallic coating (21) is a hot stamping or a coating or a pad printing or a digital printing or a vapor deposition, or that the metallic coating (21) is a PVD layer. Molding according to one of the preceding claims, characterized in that the decorative layer (12) is formed opaque, or that the decorative layer (12) is partially translucent or partially translucent. Molding according to one of the preceding claims, characterized in that the light element (18) comprises at least one light source (24) and / or at least one light guide (25), wherein at least the light guide (25) on a back (26) of the carrier (16 ) or in a recess in the carrier (16) is arranged. Molding after Claim 6 , characterized in that the light guide (25) is flat, wherein the light guide (25) in the region of the light or the passages (15) on or in the carrier (16) is arranged, wherein a projection of the light guide (25) on the back (14) of the decorative layer (12) at least partially covers the light passage or passages (15). Molding according to one of the preceding claims, characterized in that the decorative layer (12) is formed at least on its front side (13) at least partially light-scattering. Molding according to one of the preceding claims, characterized in that the carrier (16) is designed to be light-scattering.

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