CN219592799U - Decorative plate, household appliance and mold - Google Patents
Decorative plate, household appliance and mold Download PDFInfo
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- CN219592799U CN219592799U CN202320433800.7U CN202320433800U CN219592799U CN 219592799 U CN219592799 U CN 219592799U CN 202320433800 U CN202320433800 U CN 202320433800U CN 219592799 U CN219592799 U CN 219592799U
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Abstract
The utility model provides a decorative plate, a household appliance and a mold, wherein the decorative plate is a spraying-free injection molding piece, the decorative plate comprises a decorative plate body and a glue inlet part, and two plate surfaces of the decorative plate body are respectively an appearance surface and a non-appearance surface; the glue inlet part is provided with a first end and a second end which are oppositely arranged, and the first end of the glue inlet part is connected with the non-appearance surface of the decorative plate body; the glue inlet part is arranged at the edge of the non-appearance surface, and a first transition surface is arranged between the outer side wall surface of the glue inlet part and the circumferential side surface of the decorative plate body; the second end surface of the glue inlet part is a pouring gate forming area corresponding to a pouring gate of the die; or, the gate forming area of the glue inlet corresponding to the pouring opening of the die is arranged on the outer side wall surface or the inner side wall surface of the glue inlet, and the gate forming area is positioned at the second end of the glue inlet. The decorative plate solves the problem that the decorative plate manufactured by adopting the spraying-free technology in the prior art is easy to generate obvious appearance defects.
Description
Technical Field
The utility model relates to the technical field of spraying-free technology, in particular to a decorative plate, a household appliance and a mold.
Background
For the decoration plate without spraying, the glue feeding design is a technical difficulty.
As shown in fig. 8, when the decoration plate is formed by the spraying-free technology in the prior art, the glue inlet part 2 and the decoration plate body 1 are in a similar T-shaped structure, when the melt flows from the glue inlet part 2 to the decoration plate body 1, one part of the melt flows leftwards, and the other part of the melt flows rightwards, so that obvious flow marks are easily generated on the appearance surface 3 of the decoration plate body 1.
It can be seen that the decoration plate made by the spraying-free technology in the prior art is easy to generate obvious appearance defects.
Disclosure of Invention
The utility model mainly aims to provide a decorative plate, a household appliance and a mold, which are used for solving the problem that the decorative plate manufactured by adopting a spraying-free technology in the prior art is easy to generate obvious appearance defects.
In order to achieve the above object, according to one aspect of the present utility model, there is provided a decorative panel, which is a spray-free injection molded article, comprising: the decorative plate comprises a decorative plate body, wherein two plate surfaces of the decorative plate body are an appearance surface and a non-appearance surface respectively; the glue inlet part is provided with a first end and a second end which are oppositely arranged, and the first end of the glue inlet part is connected with the non-appearance surface of the decorative plate body; the glue inlet part is positioned at the edge of the non-appearance surface, and a first transition surface is arranged between the outer side wall surface of the glue inlet part and the circumferential side surface of the decorative plate body; the second end surface of the glue inlet part is a pouring gate forming area corresponding to a pouring gate of the die; or, the gate forming area of the glue inlet corresponding to the pouring opening of the die is arranged on the outer side wall surface or the inner side wall surface of the glue inlet, and the gate forming area is positioned at the second end of the glue inlet.
Further, the first transition surface is provided with a first connecting end connected with the outer side wall surface of the glue inlet part and a second connecting end connected with the circumferential side surface of the decorative plate body; the transverse vertical distance between the first connecting end and the second connecting end is more than or equal to 2mm; when the decorative plate is horizontally placed, the transverse vertical spacing direction between the first connecting end and the second connecting end is parallel to the horizontal plane.
Further, the first transition surface is formed by the first bus section encircling the periphery of the decorative plate body; the first bus section is a straight line section; or the first bus-section is an arc-section; or the first bus section comprises a plurality of first sub-line sections which are sequentially connected, wherein the first sub-line sections are straight line sections or arc line sections; when the plurality of first sub-line segments comprise two adjacent straight line segments, the two adjacent straight line segments are arranged in an included angle; when the plurality of first sub-line segments includes two arc line segments adjacently disposed, the two adjacently disposed arc line segments are not on the same arc line.
Further, the outer side wall surface of the glue inlet part is provided with a connecting position connected with the first transition surface, and the thickness of the glue inlet part at the connecting position of the outer side wall surface is H 1 The plate thickness of the decorative plate body is H 2 ，H 1 ≤0.8H 2 The method comprises the steps of carrying out a first treatment on the surface of the And/or the width of the second end part of the glue feeding part is greater than or equal to 4mm, and the width direction of the second end part of the glue feeding part is perpendicular to the thickness direction of the glue feeding part and the distribution direction of the first end and the second end of the glue feeding part; and/or the vertical distance from the second end part of the glue feeding part to the non-appearance surface is greater than or equal to 6mm; and/or the area of the gate molding zone is greater than or equal to 5mm 2 。
Further, a second transition surface is arranged between the appearance surface and the circumferential side surface of the decorative plate body, and the second transition surface is formed by encircling a circle of the second bus section along the circumferential direction of the decorative plate body; the second bus section is a straight line section; or the second bus-section is an arc-section; or the second bus section comprises a plurality of second sub-line sections which are sequentially connected, and the second sub-line sections are straight line sections or arc line sections; when the plurality of second sub-line segments comprise two adjacent straight line segments, the two adjacent straight line segments are arranged in an included angle; when the plurality of second sub-line segments includes two arc line segments adjacently disposed, the two adjacently disposed arc line segments are not on the same arc line.
Further, the second transition surface is provided with a third connecting end connected with the appearance surface and a fourth connecting end connected with the circumferential side surface; the transverse vertical distance between the third connecting end and the fourth connecting end is larger than or equal to 1mm; when the decorative plate is horizontally placed, the transverse vertical spacing direction between the third connecting end and the fourth connecting end is parallel to the horizontal plane.
Further, the decorative panel further includes: the connecting part is connected with the non-appearance surface of the decorative plate body and is used for being connected with other mounting pieces; the reinforcing rib is connected with the non-appearance surface of the decorative plate body, and at least part of the reinforcing rib is positioned at the edge of the non-appearance surface and extends along the circumference of the non-appearance surface.
Further, a first dent or a first protruding part with a first preset pattern is arranged on the appearance surface; and/or a second dent or a second bulge with a second preset pattern is arranged on the non-appearance surface; and/or the appearance surface has CD texture.
According to another aspect of the present utility model, there is provided a household appliance comprising the above decorative plate.
According to still another aspect of the present utility model, there is provided a mold having a cavity for forming the above-mentioned decorative panel, the cavity including a first cavity for molding a decorative panel body of the decorative panel and a second cavity for molding a glue-in portion of the decorative panel, the mold further having a sprue gate communicating with the second cavity.
By applying the technical scheme of the utility model, the decorative plate is a spraying-free injection molding piece, the decorative plate comprises a decorative plate body and a glue inlet part, and two plate surfaces of the decorative plate body are respectively an appearance surface and a non-appearance surface; the glue inlet part is provided with a first end and a second end which are oppositely arranged, and the first end of the glue inlet part is connected with the non-appearance surface of the decorative plate body; the glue inlet part is arranged at the edge of the non-appearance surface, and a first transition surface is arranged between the outer side wall surface of the glue inlet part and the circumferential side surface of the decorative plate body.
The second end surface of the glue inlet part is a pouring gate forming area corresponding to a pouring gate of the die; or, the gate forming area of the glue inlet corresponding to the pouring opening of the die is arranged on the outer side wall surface or the inner side wall surface of the glue inlet, and the gate forming area is positioned at the second end of the glue inlet.
The glue inlet part is positioned on the right side of the decorative plate body, and because the glue inlet part is positioned at the edge of the non-appearance surface, when the melt flows from the glue inlet part to the decorative plate body, the melt flows to the left side of the decorative plate body, so that flow marks generated on the appearance surface of the decorative plate body are not obvious, and the appearance defect of the decorative plate body is weakened.
In addition, shrinkage dents may be generated on the appearance surface due to the arrangement of the glue inlet part; the glue inlet part is positioned at the edge of the non-appearance surface, which is also beneficial to the generation of the shrinkage dents possibly generated by the flow marks and the gate lines at the first transition surface of the decorative plate and/or the generation of the flow marks, the gate lines and the shrinkage dents possibly generated at the edge of the appearance surface of the decorative plate, namely the flow marks, the gate lines and the shrinkage dents are not generated at the obvious positions of the appearance surface, so that the flow marks, the gate lines and the shrinkage dents possibly generated are positioned at the unobvious positions, and the appearance defects of the decorative plate body can be weakened.
Therefore, the decorative plate solves the problem that the decorative plate manufactured by adopting the spraying-free technology in the prior art is easy to generate obvious appearance defects.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:
fig. 1 shows a schematic structural view of a decorative panel according to the present utility model;
FIG. 2 is a schematic view of the decorative panel of FIG. 1 from another perspective;
FIG. 3 illustrates a bottom view of the trim panel of FIG. 1;
FIG. 4 shows a longitudinal cross-sectional view of the trim panel of FIG. 1;
FIG. 5 is a schematic view showing the connection between the decorative plate body and the glue inlet of the decorative plate of FIG. 4;
FIG. 6 is a schematic view showing the connection between the decorative plate body and the glue inlet of the decorative plate of FIG. 4;
FIG. 7 illustrates the flow direction of melt from the glue inlet to the trim panel body during molding of the trim panel of the present utility model using a spray-free injection molding technique;
fig. 8 shows the flow direction of melt from the glue inlet to the trim panel body when forming a prior art trim panel using a spray-free injection molding technique.
Wherein the above figures include the following reference numerals:
1. a decorative plate body; 2. a glue inlet part; 3. appearance surface;
10. a decorative plate body; 11. appearance surface; 111. a first dimple; 12. a non-exterior surface; 13. a circumferential side; 14. a second transition surface; 141. a second bus-section; 1411. a second sub-line segment;
20. a glue inlet part; 21. an outer side wall surface; 211. a connection location; 22. an inner side wall surface; 23. a gate molding zone;
30. a first transition surface; 31. a first bus-section; 311. a first sub-line segment;
40. a connection part; 41. a clamping groove; 51. a first rib section; 52. and a second rib section.
Detailed Description
It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other. The utility model will be described in detail below with reference to the drawings in connection with embodiments.
It should be noted that the following detailed description is illustrative and is intended to provide further explanation of the utility model. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present utility model. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.
The utility model provides a decorative plate, which is a spraying-free injection molding piece, referring to fig. 1 to 6, and comprises a decorative plate body 10 and a glue inlet part 20, wherein two plate surfaces of the decorative plate body 10 are respectively an appearance surface 11 and a non-appearance surface 12; the glue inlet part 20 is provided with a first end and a second end which are oppositely arranged, and the first end of the glue inlet part 20 is connected with the non-appearance surface 12 of the decorative plate body 10; the glue inlet portion 20 is located at the edge of the non-appearance surface 12, and a first transition surface 30 is disposed between the outer sidewall surface 21 of the glue inlet portion 20 and the circumferential side surface 13 of the decorative board body 10.
The second end surface of the glue inlet part 20 is a pouring gate forming area corresponding to a pouring gate of the die; alternatively, the gate molding area of the glue inlet 20 corresponding to the pouring opening of the mold is disposed on the outer sidewall surface 21 or the inner sidewall surface 22 of the glue inlet 20, and the gate molding area is located at the second end of the glue inlet 20, that is, the gate molding area is disposed near the second end of the glue inlet 20.
As shown in fig. 3, the second end surface of the glue inlet 20 is a gate molding area 23 corresponding to the gate of the mold.
When the decorative plate is manufactured by adopting a spraying-free injection molding technology and the decorative plate is molded by adopting a mold, the cavity of the mold comprises a first cavity and a second cavity, the first cavity is used for forming the decorative plate body 10, the second cavity is used for forming the glue inlet part 20, and the pouring gate of the mold is communicated with the second cavity. As shown in fig. 7, the glue inlet 20 is located on the right side of the decorative board body 10, and since the glue inlet 20 is located at the edge of the non-exterior surface 12, when the melt flows from the glue inlet 20 to the decorative board body 10, the melt flows to the left side of the decorative board body 10, so that the flow mark generated on the exterior surface 11 of the decorative board body 10 is not obvious, and the exterior defect of the decorative board body 10 is weakened.
In addition, a shrink dent may be generated on the exterior surface 11 due to the provision of the glue inlet portion 20; the glue inlet 20 of the present utility model is located at the edge of the non-exterior surface 12, which is advantageous in that flow marks, gate lines and possibly generated shrinkage pits are generated at the first transition surface 30 of the decorative panel, and/or flow marks, gate lines and possibly generated shrinkage pits are generated at the edge of the exterior surface 11 of the decorative panel, i.e., no flow marks, gate lines and shrinkage pits are generated at the conspicuous positions of the exterior surface 11, so that the flow marks, gate lines and possibly generated shrinkage pits are located at the inconspicuous positions, and the exterior defect of the decorative panel body 10 can be weakened.
Therefore, the decorative plate solves the problem that the decorative plate manufactured by adopting the spraying-free technology in the prior art is easy to generate obvious appearance defects.
The exterior surface 11 is a surface that is exposed to the application environment and can be directly seen by the user, and the non-exterior surface 12 is a surface that is hidden from the user.
The outer side wall surface 21 of the glue inlet 20 is a side wall surface of the glue inlet 20 on a side facing away from the center line of the non-exterior surface 12 of the decorative plate body 10, and the inner side wall surface 22 of the glue inlet 20 is a side wall surface of the glue inlet 20 on a side facing toward the center line of the non-exterior surface 12 of the decorative plate body 10; the center line of the non-exterior surface 12 is perpendicular to the non-exterior surface 12.
Further, when the gate molding region of the glue inlet 20 corresponding to the pouring port of the mold is provided on the outer side wall surface 21 or the inner side wall surface 22 of the glue inlet 20, the gate molding region is connected to the second end surface of the glue inlet 20.
In the present embodiment, when the decorative plate is placed horizontally, the glue inlet portion 20 is provided to extend in the vertical direction; along the extending direction of the glue feeding portion 20, the glue feeding portion 20 has a first end and a second end which are oppositely disposed.
In the present embodiment, the first transition surface 30 has an outer surface opposite to the glue inlet 20A first connection end connected to the side wall surface 21 and a second connection end connected to the circumferential side surface 13 of the decorative plate body 10; transverse vertical spacing L between first and second connection ends 3 Greater than or equal to 2mm; when the decorative plate is horizontally placed, the transverse vertical spacing direction between the first connecting end and the second connecting end is parallel to the horizontal plane.
Specifically, when the decorative plate member is placed horizontally, the exterior surface 11 is parallel to the horizontal plane.
In the present embodiment, the first transition surface 30 is formed by a first bus-section 31 circumferentially encircling the trim panel body 10.
Specifically, the first structural form of the first bus-section 31 is: the first bus-section 31 is a straight-line section; namely, the outer side wall surface 21 of the glue inlet part 20 and the circumferential side surface 13 of the decorative plate body 10 are chamfered obliquely.
Specifically, the second structural form of the first bus-section 31 is: the first bus-section 31 is an arc section; namely, a round chamfer is formed between the outer side wall surface 21 of the glue inlet part 20 and the circumferential side surface 13 of the decorative plate body 10.
Specifically, the third structural form of the first bus-section 31 is: the first bus-section 31 comprises a plurality of first sub-sections 311 which are sequentially connected, and the first sub-sections 311 are straight-line sections or arc sections; when the plurality of first sub-line segments 311 include two adjacent straight line segments, the two adjacent straight line segments are arranged at an included angle; when the plurality of first sub-line segments 311 includes two arc line segments adjacently disposed, the two adjacently disposed arc line segments are not on the same arc line. Alternatively, when the plurality of first sub-line segments 311 includes two arc line segments adjacently disposed, the radii of the two adjacently disposed arc line segments are different.
In the present embodiment, the outer side wall surface 21 of the glue inlet 20 has a connection position 211 connected to the first transition surface 30, and the thickness of the glue inlet 20 at the connection position 211 of the outer side wall surface 21 of the glue inlet 20 is H 1 The plate thickness of the decorative plate body 10 is H 2 ，H 1 ≤0.8H 2 The method comprises the steps of carrying out a first treatment on the surface of the The thickness of the glue inlet 20 refers to the thickness between the outer side wall surface 21 of the glue inlet 20 and the inner side wall surface 22 thereof; the plate thickness of the decorative plate body 10 is the decorative plateThe thickness between the exterior surface 11 and the non-exterior surface 12 of the body 10.
Specifically, the plate thickness is equal throughout the decorative plate body 10.
In this embodiment, the width of the second end of the glue inlet 20 is greater than or equal to 4mm, the width direction of the second end of the glue inlet 20 is perpendicular to the thickness direction of the glue inlet 20, and perpendicular to the distribution directions of the first end and the second end of the glue inlet 20, and the distribution directions of the first end and the second end of the glue inlet 20 are perpendicular to the thickness direction of the glue inlet 20.
In the present embodiment, the vertical distance L between the second end of the glue inlet 20 and the non-exterior surface 12 1 Greater than or equal to 6mm.
The spraying-free material is easy to generate obvious sprue lines on the appearance surface of the product, and the sprue lines are generated mainly because of high flow velocity and high shear rate at the sprue; if the gate lines are optimized by using a wider gate, the gate is difficult to remove, and the gate cannot be practically used. According to the decorative plate, the vertical distance between the second end part of the glue inlet part 20 and the non-appearance surface 12 is limited, so that the gate forming area of the decorative plate is far away from the appearance surface 11, a certain buffer distance is formed between the gate forming area and the appearance surface 11, the flow rate of melt when the melt reaches the appearance surface 11 is reduced, and gate lines on the appearance surface 11 are reduced, so that appearance defects of the decorative plate body 10 are weakened.
Specifically, when the decorative plate is placed horizontally, the non-exterior surface 12 is parallel to the horizontal plane, and the vertical pitch direction from the second end of the glue inlet portion 20 to the non-exterior surface 12 is parallel to the vertical direction.
In the present embodiment, the area of the gate molding region is 5mm or more 2 。
In the present embodiment, a second transition surface 14 is provided between the exterior surface 11 and the circumferential side surface 13 of the decorative board body 10, and the second transition surface 14 is formed by a second bus-section 141 circumferentially surrounding the decorative board body 10.
Specifically, the first structural form of the second bus-section 141 is: the second bus-section 141 is a straight line section; namely, the appearance surface 11 and the circumferential side surface 13 are chamfered obliquely.
Specifically, the second bus-section 141 has a second structural form: the second bus-section 141 is an arc-section; namely, a round chamfer is formed between the appearance surface 11 and the circumferential side surface 13.
Specifically, the third structural form of the second bus-section 141 is: the second bus-section 141 includes a plurality of second sub-sections 1411 connected in sequence, and the second sub-sections 1411 are straight-line sections or arc sections; when the plurality of second sub-line segments 1411 includes two adjacent straight line segments, the two adjacent straight line segments are disposed at an included angle; when the plurality of second sub-line segments 1411 includes two arc line segments adjacently disposed, the two arc line segments adjacently disposed are not on the same arc line. Alternatively, when the plurality of second sub-line segments 1411 includes two arc line segments adjacently disposed, the radii of the two adjacently disposed arc line segments are different.
As shown in fig. 5, the second bus-section 141 includes three second sub-sections 1411 connected in sequence, and the three second sub-sections 1411 are an arc section, a straight line section, and an arc section in sequence.
In the present embodiment, the second transition surface 14 has a third connecting end connected to the exterior surface 11 and a fourth connecting end connected to the circumferential side surface 13; transverse vertical spacing L between third and fourth connection ends 2 Greater than or equal to 1mm; when the decorative plate is horizontally placed, the transverse vertical spacing direction between the third connecting end and the fourth connecting end is parallel to the horizontal plane.
In this embodiment, the decorative plate further includes a connecting portion 40, wherein the connecting portion 40 is connected to the non-exterior surface 12 of the decorative plate body 10, and the connecting portion 40 is used for connecting with other mounting members to connect the decorative plate with the other mounting members.
Specifically, the connecting portion 40 has a clamping groove 41, so that at least part of the other mounting member is clamped in the clamping groove 41.
Specifically, the connection portion 40 is located at the edge of the non-exterior surface 12, which is advantageous in that the shrinkage pit and the flow mark that may be generated due to the arrangement of the connection portion 40 are generated at the first transition surface 30 of the decorative panel and/or at the edge of the exterior surface 11 of the decorative panel, that is, the shrinkage pit and the flow mark are not generated at the conspicuous position of the exterior surface 11, so that the shrinkage pit and the flow mark that may be generated are located at the inconspicuous position, thereby weakening the exterior defect of the decorative panel body 10.
In this embodiment, the decorative plate further includes a reinforcing rib connected to the non-exterior surface 12 of the decorative plate body 10, at least a portion of the reinforcing rib being located at an edge of the non-exterior surface 12 and extending along a circumferential direction of the non-exterior surface 12. Since at least part of the reinforcing bead is located at the edge of the non-exterior surface 12, it is advantageous to cause the shrinkage pool and the flow mark which may be generated due to the arrangement of the reinforcing bead to be generated at the first transition surface 30 of the decorative panel and/or at the edge of the exterior surface 11 of the decorative panel, that is, not to generate the shrinkage pool and the flow mark at the conspicuous position of the exterior surface 11, so that the shrinkage pool and the flow mark which may be generated are located at the inconspicuous position, thereby weakening the exterior defect of the decorative panel body 10.
Specifically, the reinforcing rib includes a first rib section 51, and the first rib section 51 is located at the edge of the non-exterior surface 12 and extends in the circumferential direction of the non-exterior surface 12.
Alternatively, the plurality of first rib sections 51 are provided, and the plurality of first rib sections 51 are arranged at intervals along the circumferential direction of the non-exterior surface 12.
Specifically, the reinforcing rib further comprises at least one second rib section 52, and each second rib section 52 corresponds to one first rib section 51; for each second rib section 52, the second rib section 52 is located inside the corresponding first rib section 51, and one end of the second rib section 52 is connected to the corresponding first rib section 51.
In the present embodiment, the appearance surface 11 is provided with first dimples 111 or first protrusions in a first predetermined pattern. Optionally, the first preset pattern is logo identification.
Specifically, the recess depth of the first dimple 111 is less than 0.2mm; alternatively, the first protrusion has a protrusion height of less than 0.2mm.
In the present embodiment, the non-exterior surface 12 is provided with second dimples or second protrusions in a second predetermined pattern. Optionally, the second preset pattern comprises a product information typeface.
Specifically, the second dimple has a dimple depth of less than 0.2mm; alternatively, the second protrusion has a protrusion height of less than 0.2mm.
Specifically, the second preset pattern is located near the edge of the non-appearance surface 12, and the second preset pattern is disposed opposite to the glue inlet portion 20, so that the second preset pattern is located at the flow end of the melt, so as to reduce the risk of generating flow marks in the protruding or recessed structure.
In the present embodiment, the exterior surface 11 has a CD texture; the CD texture refers to a texture like a CD disc formed on the appearance surface 11.
The utility model also provides a household appliance which comprises the decorative plate.
The utility model also provides a mold which is provided with a cavity for forming the decorative plate, wherein the cavity comprises a first cavity for forming the decorative plate body 10 of the decorative plate and a second cavity for forming the glue inlet part 20 of the decorative plate, and the mold is also provided with a pouring gate communicated with the second cavity.
From the above description, it can be seen that the above embodiments of the present utility model achieve the following technical effects:
in the decorative plate provided by the utility model, the decorative plate is a spraying-free injection molding piece and comprises a decorative plate body 10 and a glue inlet part 20, wherein two plate surfaces of the decorative plate body 10 are respectively an appearance surface 11 and a non-appearance surface 12; the glue inlet part 20 is provided with a first end and a second end which are oppositely arranged, and the first end of the glue inlet part 20 is connected with the non-appearance surface 12 of the decorative plate body 10; the glue inlet portion 20 is located at the edge of the non-appearance surface 12, and a first transition surface 30 is disposed between the outer sidewall surface 21 of the glue inlet portion 20 and the circumferential side surface 13 of the decorative board body 10.
The second end surface of the glue inlet part 20 is a pouring gate forming area corresponding to a pouring gate of the die; alternatively, the gate molding area of the glue inlet 20 corresponding to the pouring opening of the mold is disposed on the outer side wall surface 21 or the inner side wall surface 22 of the glue inlet 20, and the gate molding area is located at the second end of the glue inlet 20.
As shown in fig. 7, the glue inlet 20 is located on the right side of the decorative board body 10, and since the glue inlet 20 is located at the edge of the non-exterior surface 12, when the melt flows from the glue inlet 20 to the decorative board body 10, the melt flows to the left side of the decorative board body 10, so that the flow mark generated on the exterior surface 11 of the decorative board body 10 is not obvious, and the exterior defect of the decorative board body 10 is weakened.
In addition, a shrink dent may be generated on the exterior surface 11 due to the provision of the glue inlet portion 20; the glue inlet 20 of the present utility model is located at the edge of the non-exterior surface 12, which is advantageous in that flow marks, gate lines and possibly generated shrinkage pits are generated at the first transition surface 30 of the decorative panel, and/or flow marks, gate lines and possibly generated shrinkage pits are generated at the edge of the exterior surface 11 of the decorative panel, i.e., no flow marks, gate lines and shrinkage pits are generated at the conspicuous positions of the exterior surface 11, so that the flow marks, gate lines and possibly generated shrinkage pits are located at the inconspicuous positions, and the exterior defect of the decorative panel body 10 can be weakened.
Therefore, the decorative plate solves the problem that the decorative plate manufactured by adopting the spraying-free technology in the prior art is easy to generate obvious appearance defects.
It should be noted that the terms "first," "second," and the like in the description and the claims of the present utility model and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that embodiments of the utility model described herein may be capable of being practiced otherwise than as specifically illustrated and described. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
Spatially relative terms, such as "above … …," "above … …," "upper surface at … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial location relative to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or structures would then be oriented "below" or "beneath" the other devices or structures. Thus, the exemplary term "above … …" may include both orientations of "above … …" and "below … …". The device may also be positioned in other different ways (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (10)
1. A decorative panel, wherein the decorative panel is a spray-free injection molded part, the decorative panel comprising:
the decorative plate comprises a decorative plate body (10), wherein two plate surfaces of the decorative plate body (10) are an appearance surface (11) and a non-appearance surface (12) respectively;
the glue feeding part (20) is provided with a first end and a second end which are oppositely arranged, and the first end of the glue feeding part (20) is connected with the non-appearance surface (12) of the decorative plate body (10);
the glue inlet part (20) is positioned at the edge of the non-appearance surface (12), and a first transition surface (30) is arranged between the outer side wall surface (21) of the glue inlet part (20) and the circumferential side surface (13) of the decorative plate body (10);
the second end surface of the glue inlet part (20) is a pouring gate forming area corresponding to a pouring opening of the die; or, a gate molding area of the glue inlet part (20) corresponding to the pouring opening of the die is arranged on an outer side wall surface (21) or an inner side wall surface (22) of the glue inlet part (20), and the gate molding area is positioned at the second end of the glue inlet part (20).
2. -a decorative panel according to claim 1, characterized in that said first transition surface (30) has a first connection end with the outer lateral wall (21) of said glue inlet portion (20) and a second connection end with the circumferential side (13) of said decorative panel body (10); the transverse vertical distance between the first connecting end and the second connecting end is larger than or equal to 2mm; when the decorative plate is horizontally placed, the transverse vertical spacing direction between the first connecting end and the second connecting end is parallel to the horizontal plane.
3. -a decorative panel according to claim 1, characterized in that said first transition surface (30) is formed by a first busbar segment (31) circumferentially encircling the decorative panel body (10);
the first bus-section (31) is a straight-line section; or alternatively
The first bus section (31) is an arc section; or alternatively
The first bus-section (31) comprises a plurality of first sub-sections (311) which are sequentially connected, and the first sub-sections (311) are straight-line sections or arc sections; when the plurality of first sub-line segments (311) comprise two adjacent straight line segments, the two adjacent straight line segments are arranged in an included angle; when the plurality of first sub-line segments (311) includes two arc line segments adjacently disposed, the two adjacently disposed arc line segments are not on the same arc line.
4. The decorative panel of claim 1, wherein,
the outer side wall surface (21) of the glue inlet part (20) is provided with a connecting position (211) connected with the first transition surface (30), and the thickness of the glue inlet part (20) at the connecting position (211) of the outer side wall surface (21) is H 1 The plate thickness of the decorative plate body (10) is H 2 ，H 1 ≤0.8H 2 The method comprises the steps of carrying out a first treatment on the surface of the And/or
The width of the second end part of the glue inlet part (20) is larger than or equal to 4mm, and the width direction of the second end part of the glue inlet part (20) is perpendicular to the thickness direction of the glue inlet part (20) and perpendicular to the distribution direction of the first end and the second end of the glue inlet part (20); and/or
The vertical distance from the second end part of the glue inlet part (20) to the non-appearance surface (12) is more than or equal to 6mm; and/or
The area of the gate forming area is more than or equal to 5mm 2 。
5. The decorative panel according to claim 1, characterized in that a second transition surface (14) is provided between the appearance surface (11) and the circumferential side surface (13) of the decorative panel body (10), the second transition surface (14) being formed by a second busbar segment (141) circumferentially surrounding the decorative panel body (10);
the second bus-section (141) is a straight-line section; or alternatively
The second bus-section (141) is an arc section; or alternatively
The second bus-section (141) comprises a plurality of second sub-sections (1411) which are sequentially connected, and the second sub-sections (1411) are straight-line sections or arc sections; when the plurality of second sub-line segments (1411) comprises two adjacent straight line segments, the two adjacent straight line segments are arranged in an included angle; when the plurality of second sub-line segments (1411) includes two arc line segments adjacently disposed, the two adjacently disposed arc line segments are not on the same arc line.
6. -a decorative panel according to claim 5, characterized in that said second transition surface (14) has a third connection end with said appearance surface (11) and a fourth connection end with said circumferential side surface (13); the transverse vertical distance between the third connecting end and the fourth connecting end is larger than or equal to 1mm; when the decorative plate is horizontally placed, the transverse vertical spacing direction between the third connecting end and the fourth connecting end is parallel to the horizontal plane.
7. The decorative panel of claim 1, wherein the decorative panel further comprises:
a connecting portion (40), wherein the connecting portion (40) is connected with the non-exterior surface (12) of the decorative plate body (10) and is used for connecting with other mounting pieces;
the reinforcing ribs are connected with the non-appearance surface (12) of the decorative plate body (10), and at least part of the reinforcing ribs are positioned at the edge of the non-appearance surface (12) and extend along the circumferential direction of the non-appearance surface (12).
8. The decorative panel of claim 1, wherein,
the appearance surface (11) is provided with first dents (111) or first protruding parts with a first preset pattern; and/or
The non-appearance surface (12) is provided with second dents or second convex parts with a second preset pattern; and/or
The appearance surface (11) has CD textures.
9. A household appliance comprising the decorative panel of any one of claims 1 to 8.
10. A mould, characterized by having a cavity for forming a decorative panel according to any one of claims 1 to 8, said cavity comprising a first cavity for forming a decorative panel body (10) of said decorative panel and a second cavity for forming a glue inlet (20) of said decorative panel, said mould further having a sprue in communication with said second cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320433800.7U CN219592799U (en) | 2023-03-08 | 2023-03-08 | Decorative plate, household appliance and mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320433800.7U CN219592799U (en) | 2023-03-08 | 2023-03-08 | Decorative plate, household appliance and mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219592799U true CN219592799U (en) | 2023-08-25 |
Family
ID=87688085
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320433800.7U Active CN219592799U (en) | 2023-03-08 | 2023-03-08 | Decorative plate, household appliance and mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219592799U (en) |
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2023
- 2023-03-08 CN CN202320433800.7U patent/CN219592799U/en active Active
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