Foaming instrument board coated with 3D mesh and leather

Abstract

The utility model discloses a foam dashboard of cladding 3D mesh and leather, relates to the automotive trim field, it includes: injection molding skeleton, foam, slush molding skin, leather and 3D mesh, on the slush molding skin is provided with 3D mesh locating slot and leather locating slot in proper order, the 3D mesh is provided in the 3D mesh locating slot, the 3D mesh is glued with the foam, the upper surface of the 3D mesh coincides with the upper surface of the slush molding skin, the upper surface of the leather locating slot is glued with the upper surface of the 3D mesh, and the lower surface of the leather locating slot is glued with the upper surface of the slush molding skin. Leather is arranged on the upper surface of the slush molding skin, a joint of the leather is converged into a leather positioning groove, the leather is in glue joint with foam, the 3D mesh and the leather are coated through the 3D mesh positioning groove and the leather positioning groove in the foaming instrument board, the 3d mesh layer provides excellent touch feeling, the leather layer provides luxurious appearance, a four-layer or five-layer composite structure is formed, the quality of an automobile is improved, and the service life of the automobile is prolonged. And requirements of luxury vehicle types are met.

Description

Technical Field

[0001] The utility model relates to the field of automobile interior decoration, in particular to a foaming instrument panel covered with 3D mesh and leather. Background Art

[0002] The passenger compartment of a car is where the car and the passengers interact frequently. The passengers interact with the interior parts in the passenger compartment from the perspectives of vision, hearing, touch and smell. The car dashboard is generally divided into hard dashboard and soft dashboard. The demand for soft dashboard with soft touch is increasing. At present, the mainstream process routes of car interior decoration include: slush molding (or PU spraying) foaming, female mold forming, and manual coating, among which manual coating is the mainstream development trend. Foamed dashboard is one of the manufacturing processes of soft dashboard, such as the attached Figure 1 As shown in the figure, the process is to fill the plastic skeleton and skin of the dashboard with polyurethane foam to form a sandwich structure. Luxury models are separated from mid- and low-end models, but the low-end models are still slush-molded (or PU sprayed) foam structures. Due to the surface material structure and surface treatment technology of interior parts, users' intuitive feeling is affected, which affects their judgment of the quality of the car.

[0003] The document (CN 112606689 A) discloses an instrument panel slush-molded foam sealing structure, comprising an instrument panel body frame, a slush-molded skin and a foaming layer, characterized in that: the foaming area where the foaming layer is located adopts closed-mold foaming and is provided with a foaming material pouring port, a first soft sealing structure is provided at the front end area of ​​the instrument panel body frame and the slush-molded skin; and a first hard sealing structure is provided at the rear end area of ​​the instrument panel body frame and the slush-molded skin. This instrument panel slush-molded foam sealing structure still cannot meet the requirements of luxury models. Utility Model Content

[0004] In view of the problems existing in the prior art, the utility model conceives a foam instrument panel covered with 3D mesh and leather. On the basis of the foam instrument panel, 3D mesh and leather are further covered. The 3D mesh layer provides excellent touch and the leather layer provides luxurious appearance to meet the needs of luxury models.

[0005] The technical solution adopted to realize the utility model is: a foamed instrument panel covered with 3D mesh and leather, which includes: an injection-molded skeleton 1, foam 2, and an slush-molded skin 3, and is characterized in that: it also includes: leather 4 and 3D mesh 5, 3D mesh positioning grooves 6 and leather positioning grooves 7 are sequentially arranged on the slush-molded skin 3, 3D mesh 5 is arranged in the 3D mesh positioning groove 6, the 3D mesh 5 is glued to the foam 2, the upper surface of the 3D mesh 5 coincides with the upper surface of the slush-molded skin 3, leather 4 is arranged on the upper surface of the slush-molded skin 3, the joint of the leather 4 merges into the leather positioning groove 7, and the leather 4 is glued to the foam 2.

[0006] Furthermore, the leather 4 is genuine leather or artificial leather.

[0007] Furthermore, the genuine leather is yellow cowhide.

[0008] Furthermore, the artificial leather is made of fabric as a base, coated with synthetic resin and various plastics.

[0009] Furthermore, the 3D mesh5 is a three-dimensional mesh fabric.

[0010] Furthermore, the 3D mesh 5 is glued to the foam 2, and the glue used is solvent glue, water-based glue or hot melt glue.

[0011] The beneficial effects of the foamed instrument panel covered with 3D mesh and leather are embodied in:

[0012] A foamed instrument panel covered with 3D mesh and leather. The 3D mesh positioning grooves and leather positioning grooves on the foamed instrument panel are used to cover the 3D mesh and leather. The 3D mesh layer provides excellent touch and the leather layer provides a luxurious appearance, forming a "four-layer" or "five-layer" composite structure, thereby improving the quality of the car and meeting the needs of luxury models. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a cross-sectional structural diagram of a low-profile foam instrument panel;

[0014] Figure 2 This is a cross-sectional structural diagram of a foamed instrument panel covered with 3D mesh and leather;

[0015] Figure 3 is a schematic diagram of press-fitting a foamed instrument panel blank covered with 3D mesh and leather in an embodiment;

[0016] Figure 4 is a schematic diagram of post-processing of a foamed instrument panel covered with 3D mesh and leather after press-fitting a blank in an embodiment;

[0017] Figure 5 yes Figure 4 Schematic diagram of the foamed instrument panel pressed blank covered with 3D mesh and leather;

[0018] In the figure: 1. Injection molding skeleton, 2. Foam, 3. Slush molding skin, 4. Leather, 5. 3D mesh, 6. 3D mesh positioning groove, 7. Leather positioning groove, 8. Electromagnet, 9. Foaming instrument panel lower mold, 10. Foaming instrument panel upper mold, 11. Milling mold, 12. Leather positioning groove milling cutter, 13. Inlay. DETAILED DESCRIPTION

[0019] The following is combined with Figures 2 to 5 The present invention will be further described in detail with reference to the specific implementation methods. To make the purpose, technical solutions and advantages of the implementation methods clearer, the technical solutions in the implementation methods will be clearly and completely described in combination with the drawings in the implementation methods of the present invention. The specific implementation methods described here are only used to explain the present invention and are not used to limit the scope of the present invention.

[0020] As attached Figure 2 As shown, a foamed instrument panel covered with 3D mesh and leather comprises: an injection molded skeleton 1, foam 2, an slush molded skin 3, leather 4 and 3D mesh 5, wherein the leather 4 is genuine leather or artificial leather, and the artificial leather is made of fabric as a base, coated with synthetic resin and various plastic additives, and the 3Dmesh5 is a three-dimensional mesh fabric. A 3D mesh positioning groove 6 and a leather positioning groove 7 are sequentially arranged on the slush molded skin 3, and a 3D mesh 5 is arranged in the 3D mesh positioning groove 6. The 3D mesh 5 is glued to the foam 2, and the upper surface of the 3D mesh 5 overlaps with the upper surface of the slush molded skin 3. Leather 4 is arranged on the upper surface of the slush molded skin 3, and the joint of the leather 4 merges into the leather positioning groove 7, and the leather 4 is glued to the foam 2.

[0021] The manufacturing process of a foamed instrument panel covered with 3D mesh and leather is as follows:

[0022] 1) An electromagnet 8 is arranged on the upper surface of the foaming instrument panel lower mold 9, and the upper surface of the electromagnet 8 coincides with the upper surface of the foaming instrument panel lower mold 9. The foaming instrument panel lower mold 9 and the foaming instrument panel upper mold 10 are assembled, and a slush-molded skin 3 is arranged on the upper surface of the foaming instrument panel lower mold 9, and an injection-molded skeleton 1 is arranged on the lower surface of the foaming instrument panel upper mold 10. An insert 13 is arranged on the upper surface of the slush-molded skin 3, and the outside is coated with a non-stick coating. The non-stick coating material is Teflon, silicone resin or fluorosilicone resin. The material of the insert is martensitic stainless steel, mainly including 403, 410, 414, 416, 416 (Se), 420, 430, 431, 440A, 440B and 440C. Then, a manipulator is used to install the insert 13 to a specified position of the slush-molded skin 3, and it is fixed by the electromagnet 8 of the foaming instrument panel lower mold 9. Then, the foam 2 is injected between the slush-molded skin 3 and the injection-molded skeleton 1 to form a coated 3D Mesh and leather foam instrument panel blanks, such as attached Figure 3 As shown;

[0023] 2) The foamed instrument panel blank covered with 3D mesh and leather is taken out from the foamed instrument panel lower mold 9 and the foamed instrument panel upper mold 10, and the foamed instrument panel blank covered with 3D mesh and leather is clamped on the milling mold 11. The milling robot sequentially grabs the cutting milling cutter, the weakening milling cutter, the leather positioning groove milling cutter 12 and the insert ultrasonic cutter from the tool library to perform trimming, positioning point change and weakening respectively, as shown in the attached figure. Figure 4 As shown; tear off the outer skin of the inlay, use a suction cup or a strong magnet to take the inlay 13 out of the foamed dashboard blank covered with 3D mesh and leather, mill the 3D mesh positioning groove 6 and the leather positioning groove 7, and then clean the inlay 13, brush the mold release agent, and air dry it in turn. The inlay is cleaned using an automatically rotating brush, the mold release agent is brushed manually using a brush, the mold release agent is brushed by a robot grabbing the inlay and immersing it in a mold release agent container, the air drying method is to use an electric hot air blower, the temperature is set to 100-200°C, the distance from the inlay is 50-200mm, and the blowing time is 10-30 seconds. Finally, the inlay 13 is placed in a designated position for use by the next part, as shown in the attached Figure 5 As shown;

[0024] 3) Remove the processed foam instrument panel blank covered with 3D mesh and leather from the milling mold 11, and glue the 3D mesh 5 and leather 4 to the 3D mesh positioning groove 6 and the leather positioning groove 7 respectively using glue, wherein the glue includes solvent glue, water-based glue, and hot melt glue, to complete the manufacturing of the foam instrument panel covered with 3D mesh and leather, as shown in the attached figure. Figure 2 shown.

[0025] The above is only a preferred embodiment of the present invention. It should be pointed out that ordinary technicians in this technical field can make several improvements and modifications without departing from the principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A foamed instrument panel covered with 3D mesh and leather, comprising: The injection molded skeleton (1), foam (2), and slush molded skin (3) are characterized in that: it also includes: leather (4) and 3D mesh (5), 3D mesh positioning grooves (6) and leather positioning grooves (7) are sequentially arranged on the slush molded skin (3), 3D mesh (5) is arranged in the 3D mesh positioning grooves (6), the 3D mesh (5) is glued to the foam (2), the upper surface of the 3D mesh (5) overlaps with the upper surface of the slush molded skin (3), leather (4) is arranged on the upper surface of the slush molded skin (3), the joint of the leather (4) merges into the leather positioning grooves (7), and the leather (4) is glued to the foam (2).

2. The foamed instrument panel covered with 3D mesh and leather according to claim 1, characterized in that: The leather (4) is genuine leather or artificial leather.

3. The foamed instrument panel covered with 3D mesh and leather according to claim 2, characterized in that: The genuine leather is yellow cowhide.

4. The foamed instrument panel covered with 3D mesh and leather according to claim 2, characterized in that: The artificial leather is made of fabric as base, coated with synthetic resin and various plastics.

5. The foamed instrument panel covered with 3D mesh and leather according to claim 1, characterized in that: The 3Dmesh (5) is a three-dimensional mesh fabric.

6. The foamed instrument panel covered with 3D mesh and leather according to claim 1, characterized in that: The 3D mesh (5) and the foam (2) are bonded together using a solvent glue, a water-based glue or a hot melt glue.

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