CN216100378U

CN216100378U - A plastic uptake mould and automotive decoration pad for producing automotive decoration pad

Info

Publication number: CN216100378U
Application number: CN202121277180.XU
Authority: CN
Inventors: 陈武; 陈然
Original assignee: Guangzhou Kingcoo Auto Accessories Manufacturing Co ltd
Current assignee: Chen Ran
Priority date: 2021-05-28
Filing date: 2021-06-08
Publication date: 2022-03-22
Anticipated expiration: 2031-06-08

Abstract

The utility model discloses a plastic suction mould for producing an automobile decorative pad, which comprises: the device comprises a base, a male die formed on the base and a plurality of groove bodies arranged on the male die; the plastic suction mould is characterized by further comprising a grain plate, wherein the grain plate is detachably arranged in the groove body, so that the male mould forms at least two different grain structures. When the automobile decoration pad is actually produced and processed, different grain boards can be replaced according to design requirements, at least two different grain structures (one type of base material and one type of grain board) can be formed on the surface of the automobile decoration board very conveniently, the structure is simple, the realization is convenient, and the production cost is low. The utility model also provides an automobile decorative pad, wherein the decorative surface of the automobile decorative pad is provided with at least two different grain structures, and the edges and corners of the raised lines are very clear, more attractive, more tactile and more graded.

Description

A plastic uptake mould and automotive decoration pad for producing automotive decoration pad

Technical Field

The utility model relates to the technical field of production and processing of automobile decorative cushions, in particular to a plastic suction mold for producing an automobile decorative cushion and the automobile decorative cushion.

Background

The automobile decorative pad is an interior part widely applied to automobiles, and generally comprises a foot pad, a trunk pad and the like. With the popularization of new energy automobiles, a front spare box and a rear spare box are also available. The existing automobile decoration pads play a role in protecting cleanness inside and outside the automobile and also play a role in beautifying and decorating comfort. Currently, most automobile decorative pads are made of PVC plastic. The traditional plastic suction process of the automobile decorative pad mostly adopts a female die plastic suction method, a base material plate is firstly placed into a preheating zone oven to be heated and softened, and the softened plate is placed on a plastic suction mould to be subjected to plastic suction molding; a typical matrix structure 01 is shown in fig. 1.

However, the female mold plastic uptake process is restricted by its own process characteristics, resulting in a thinner thickness at the corner between the bottom surface and the side surface of the automobile decorative pad and poorer mechanical properties, and further, the position is easy to be damaged and cracked after being used for a period of time. In order to solve the problem, the Chinese patent application with the publication number of CN111469385A discloses a plastic suction mold for a car foot pad and a plastic suction method based on the plastic suction mold, wherein the plastic suction mold comprises a bottom plate and a convex part arranged on the bottom plate, and an exhaust groove is arranged between the convex part and the bottom plate; the plastic uptake method is a male die plastic uptake process. Although the mold and the plastic suction method disclosed in the patent application can increase the thickness of the corner, the durability of the decorative pad is further improved; however, the exhaust groove is required to be arranged at the joint of the convex part and the bottom plate, the positive and negative pressure convex mold plastic suction method is adopted during plastic suction, a negative pressure chamber is required, and the cost is high. To save costs, it is often necessary to provide 2 or even more punches on a base plate.

In addition, in the prior art, no matter the female mold plastic uptake or the male mold plastic uptake, the decorative surface patterns of the automobile decorative pad are generally fixed (fixed by the lines of the mold or the lines of the material), and are difficult to design according to the requirements of different customers.

SUMMERY OF THE UTILITY MODEL

Aiming at the problems in the prior art, the utility model aims to provide a plastic suction mold which is convenient for independently designing the grain structure on the surface of an automobile decorative pad.

The utility model also provides an automobile decorative pad manufactured by using the plastic suction mould.

In order to achieve the purpose, the utility model adopts the following technical scheme.

A plastic suction mold for producing an automobile decorative mat, comprising: the device comprises a base, a male die formed on the base and a plurality of groove bodies arranged on the male die; the plastic suction mould is characterized by further comprising a grain plate, wherein the grain plate is detachably arranged in the groove body, so that the male mould forms at least two different grain structures.

More preferably, the periphery of the male die is provided with a side groove surrounding the male die, the base is of a hollow structure, and the side groove and the groove body of the male die are internally provided with suction holes communicated with the hollow cavity of the base.

More preferably, the side groove is an annular continuous groove surrounding the male die, or the side groove is formed by combining a plurality of discontinuous grooves.

More preferably, the suction hole is a stepped large hole, and an exhaust plug with a small hole structure is mounted on the stepped large hole.

More preferably, the pattern plate is an alloy plate, and the surface of the alloy plate is etched with a concave-convex pattern.

More preferably, the bottom of cell body is equipped with the installation position, the side of installation position with the bottom of cell body is perpendicular, the grain board is inlayed in the installation position, just the thickness of grain board with the degree of depth of installation position is unanimous.

More preferably, the corrugated board is a flat board, and the thickness of the flat board is 1-5 mm.

More preferably, reinforcing ribs are arranged in the base, and the reinforcing ribs are connected to different sides of the base in a crossing manner; the bottom of the base is of an opening structure.

The automobile decorative pad is characterized by being prepared by the plastic suction mould, and at least one texture structure with texture different from that of a base material is formed on the decorative surface of the automobile decorative pad.

More preferably, the automobile decoration pad is an automobile foot pad, an automobile trunk pad or a front and rear spare box storage box of the new energy automobile. It is understood that the automotive trim pad also includes various other trim pad configurations now known or later implemented, including but not limited to the above examples.

More preferably, the front surface of the automobile decorative pad is compounded with a functional layer, and the functional layer is one or more of a wear-resistant layer, a sterilization layer, a decorative layer and an anti-skid layer. Here, the front face refers to a face facing the vehicle interior space, and as in the case of the foot pad, the front face refers to a face on which the foot steps.

More preferably, the base material for preparing the automobile decorative pad is a functional material which has one or more of a wear-resisting function, a sterilizing function, an anti-skidding function and a decorating function. In this case, no additional composite functional layer is required.

More preferably, the functional layer is composed of composite rubber and graphene particles and/or tourmaline particles. Therefore, the plastic suction forming process of the whole automobile decorative pad is not influenced, the function of enhancing the wear resistance can be realized, and the performances of peculiar smell removal, sterilization and the like can be realized.

More preferably, the reverse side of the automobile decorative pad is formed with a plurality of convex colloidal particles which are distributed in a dot shape, and the convex colloidal particles are attached to the reverse side of the automobile decorative pad through plastic spraying, compounding or other related processes so as to increase the anti-skid performance. Herein, the reverse side refers to a side in contact with a car, such as in the case of a mat, a reverse side refers to a side in contact with an original car carpet.

The utility model has the beneficial effects.

According to the plastic suction mold provided by the utility model, the detachable grain plate matched with the groove body is arranged, so that when the automobile decorative pad is actually produced and processed, different grain plates can be replaced according to design requirements, at least two different grain structures (one type of base material and one type of grain plate) can be very conveniently formed on the surface of the automobile decorative plate, the structure is simple, the realization is convenient, and the production cost is low. Meanwhile, the grain plate can completely shield the air suction holes formed in the cavity of the male die below the grain plate, so that the surface of a finished product subjected to plastic suction has no air hole mark, and the appearance is more attractive.

The decorative surface of the automobile decorative plate provided by the utility model is provided with at least two different grain structures, and the edges and corners of the raised lines are very clear, more attractive, more textured and more graded. In addition, the functional layer is compounded on the front surface of the automobile decorative pad, and the anti-skid dot-shaped bulges are arranged on the back surface of the automobile decorative pad, so that the plastic suction forming process of the whole automobile decorative pad is not influenced, and the wear resistance, the peculiar smell removal performance, the sterilization performance, the anti-skid performance and the like of a finished automobile decorative pad can be obviously enhanced.

Drawings

Fig. 1 is a schematic structural view of a conventional female mold.

Fig. 2 is a schematic view of the structure of the plastic suction mold provided by the utility model.

Fig. 3 is an enlarged view of a portion a in fig. 2.

Fig. 4 is an enlarged view of fig. 2 at B.

Fig. 5 is an enlarged view of fig. 2 at C.

Fig. 6 is a schematic view showing the assembly of the corrugated board and the tank body.

Fig. 7 is a schematic structural view of the plastic suction mold provided by the present invention from another viewing angle.

Fig. 8 is a schematic structural view of the trough body.

Fig. 9 is a schematic view illustrating a car mat structure according to embodiment 2 of the present invention.

Fig. 10 is an enlarged view of a portion a of fig. 9.

Fig. 11 is an enlarged view of fig. 9 at B.

Fig. 12 is a partial structural view of a reverse side of a car mat according to embodiment 3 of the present invention.

Reference numerals indicate the same.

01: and (5) a concave die structure.

10: plastic suction mold, 11: base, 12: punch, 12 a: first side, 12 b: second face, 13: a tank body, 14: the corrugated board, 15: side groove, 16, reinforcing rib, 17: mounting position, 18: a suction hole.

20: car mat, 21: step area, 22: hypotenuse region, 23/24: and (4) raised strips.

31: point-shaped colloidal particles.

Detailed Description

In the description of the present invention, it should be noted that, for the terms of orientation, such as "central", "lateral", "longitudinal", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., it indicates that the orientation and positional relationship shown in the drawings are based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention and simplifying the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated without limiting the specific scope of protection of the present invention.

Furthermore, if the terms "first" and "second" are used for descriptive purposes only, they are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. Thus, a definition of "a first" or "a second" feature may explicitly or implicitly include one or more of the feature, and in the description of the utility model, "at least" means one or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "assembled", "connected", and "connected" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; or may be a mechanical connection; the two elements can be directly connected or connected through an intermediate medium, and the two elements can be communicated with each other. The specific meanings of the above terms in the present invention can be understood by those of ordinary skill in the art according to specific situations.

In the present application, unless otherwise specified or limited, "above" or "below" a first feature may include the first and second features being in direct contact, and may also include the first and second features not being in direct contact but being in contact with each other through another feature therebetween. Also, the first feature being "above," "below," and "above" the second feature includes the first feature being directly above and obliquely above the second feature, or simply an elevation which indicates a level of the first feature being higher than an elevation of the second feature. The first feature being "above", "below" and "beneath" the second feature includes the first feature being directly below or obliquely below the second feature, or merely means that the first feature is at a lower level than the second feature.

The following describes the embodiments of the present invention with reference to the drawings of the specification, so that the technical solutions and the advantages thereof are more clear and clear. The embodiments described below are exemplary and are intended to be illustrative of the utility model, but are not to be construed as limiting the utility model.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Example 1.

As shown in fig. 2 to 6, a plastic suction mold 10 for producing an automobile decorative mat, comprises: the device comprises a base 11, a male die 12 formed on the base 11, and a plurality of groove bodies 13 arranged on the male die 12; the plastic suction mould 10 is characterized by further comprising a grain plate 14, wherein the grain plate 14 is detachably arranged in the groove body 13, so that the male mould 12 forms at least two different grain structures.

When actual production processing automobile decoration pad, be in according to the design requirement earlier place corresponding line board 14 in the cell body 13 of terrace die 12, then will treat that the shaping substrate is put into preheating zone heating and is dried by the fire softly, will dry by the fire the substrate after the softly again and put compress tightly on the terrace die 12 and form an independent space all around, through the air of the mode exhaust space the inside of vacuum machine air-bleed, make the substrate laminating mould after softening, obtain the coarse product after the cooling design again, carry out accurate cutting to the substrate periphery through numerical control cutting machine to the coarse product of moulding plastics at last, can obtain automobile decoration pad finished product.

Compared with the prior art, the plastic suction mold 10 for producing the automobile decoration pad provided by the embodiment can very conveniently form at least two different grain structures (one type of base material and one type of grain plate) on the surface of the automobile decoration plate by only replacing the different grain plates 14, and has the advantages of simple structure, convenience in realization and low production cost.

In this embodiment, the base 11 is a hollow structure, a side groove 15 surrounding the punch 12 is disposed on the periphery of the punch 12, and a suction hole 18 communicating with the hollow cavity of the base 11 is disposed in the side groove 15 and the groove body 13 of the punch 12. During actual production and processing, the base material to be molded can be completely adsorbed and pressed on the male die 12 by vacuumizing the suction hole 18, and an additional negative pressure chamber for wrapping the whole plastic suction mold is not needed. The advantage of setting up like this is, not only equipment cost is low, can make moreover wait to have enough big adsorption pressure between shaping substrate and the line board 14, ensures that the design decorative pattern on final fashioned automobile decoration pad surface is enough clear, has more the third dimension. In addition, the grain plate can completely shield the air suction holes formed in the cavity of the male die below the grain plate, so that the surface of a finished product subjected to plastic suction has no air hole marks, and the appearance is more attractive.

As shown in fig. 7, the bottom of the base 11 is preferably an open structure, and a rib 16 is disposed in the base 11, and the rib 16 is connected across different sides of the base 11 to ensure that the base 11 has sufficient supporting strength. Obviously, according to different actual needs, the bottom of the base 11 may also be set to be a sealing structure, and then the suction opening is reserved to realize the vacuum pumping function during the plastic suction, which is not limited to this embodiment.

In this embodiment, the male die 12 is composed of a first surface 12a and a second surface 12b obliquely arranged with the first surface, one or more of a strip-shaped groove body, a square groove body, a circular groove body, an oval groove body, a triangular groove body and an arc-shaped groove body are arranged on the first surface 12a as required, and a plurality of strip-shaped grooves arranged in parallel are arranged on the second surface 12 b. The corrugated board 14 is arranged in the plurality of grooves 13 on the first surface 12a as required. Obviously, a person skilled in the art may also arrange a corresponding vein plate in the groove on the second face 12 b; the present embodiment is not limited.

In this embodiment, preferably, the side groove 15 is an annular continuous groove surrounding the male die 12, so that when the substrate to be formed is vacuumized, the periphery of the substrate to be formed can be ensured to be sealed, and further, external air is prevented from leaking between the substrate and the male die during the plastic sucking, so as to ensure the plastic sucking effect. Obviously, according to different actual needs, those skilled in the art may set the side groove to a structure formed by combining a plurality of discontinuous grooves, as long as the periphery of the substrate is sealed during the plastic uptake, and the present invention is not limited to this embodiment.

In this embodiment, the corrugated board 14 is preferably an aluminum alloy flat board, and the thickness is between 1 mm and 5mm, and can be adjusted appropriately according to the different structures of the specific dies. Concave-convex patterns are etched on the surface of the aluminum alloy plate, and the grain plate with the same specification generally has a plurality of different concave-convex pattern styles so as to be replaced according to the requirements of customers. Obviously, the texture plate is not limited to aluminum alloy plate, and those skilled in the art can also adopt ceramic plate, steel plate, iron plate, etc. according to different actual needs. Particularly, in order to facilitate the circuit board to be taken out from the groove body, the circuit board can be selected to be a ferromagnetic part containing ferromagnetic substances, and therefore the circuit board can be taken out very conveniently in a magnet adsorption mode.

As shown in fig. 8, the bottom of the slot body 13 is provided with an installation position 17, the side of the installation position 17 is perpendicular to the bottom of the slot body 13, the corrugated board 14 is embedded in the installation position 17, and the thickness of the corrugated board 14 is consistent with the depth of the installation position 17. Here, the installation position 17 has the advantages that the corrugated board 14 can be prevented from moving accidentally in the groove body 13, and the stability of the decorative pattern is ensured; meanwhile, as the thickness of the pattern plate 14 is consistent with the depth of the mounting position 17, smooth transition between the groove body 13 and the pattern plate 14 can be realized, and the effect is prevented from being influenced by unexpected convex rings or concave rings around the decorative pattern formed by the pattern plate 14.

Further, in order to avoid the suction holes 18 from forming obvious hole marks on the surface of the automobile decorative pad, the suction holes are preferably step-shaped large holes, and the step-shaped large holes are preferably provided with exhaust plugs with small hole structures. In addition, the combined structure design of the step big hole and the vent plug is also beneficial to realizing that gas is smoothly pumped away from the lower side of the grain plate 14.

Example 2.

As shown in fig. 9, an automotive foot pad 20 includes a step area 21 and a bevel edge area 22 formed around the step area 21, wherein the automotive rubber pad 20 is manufactured by using the plastic suction mold according to embodiment 1, and at least one texture structure having a texture inconsistent with the texture of the substrate itself is formed on the step area 21.

As shown in fig. 10 and 11, in the automobile cushion 20 provided in this embodiment, except that at least two different grain structures are formed in the step region, the edges and corners of the protruding strips 23/24 are very clear, and are more beautiful, more textured, and more graded.

It should be noted that, according to different actual needs, a person skilled in the art may also use the mold design method in embodiment 1 to process an automobile trunk pad with at least two grain structures or a front and rear spare box storage box of a new energy automobile, and only the shape of the male mold needs to be appropriately changed according to the specific shape of the automobile trunk pad or the front and rear spare box storage box of the new energy automobile, which is common technical knowledge mastered by the person skilled in the art and will not be described in detail herein.

It is understood that the automotive trim pad also includes various other trim pad configurations now known or later implemented, including but not limited to the above examples.

Example 3.

A car mat is basically identical in structure to the car mat provided in example 2, except for the difference.

Firstly, the front surface (the surface treaded by feet) of the foot pad is compounded with rubber and graphene materials to realize the enhancement of wear resistance, the deodorization, the sterilization and other performances.

Secondly, as shown in fig. 12, on the reverse side (the side contacting with the original car carpet) of the foot pad, point-shaped colloidal particles 31 protruding outwards are generated on the surface through related processes, and preferably, the point-shaped colloidal particles 31 are uniformly attached to the back side of the foot pad through spraying plastics or other related processes so as to increase the anti-skid performance.

It should be noted that, because the male mold is used for reverse plastic-suction molding process when the automobile foot mat is prepared, when the automobile foot mat or other automobile decorative mats are prepared by plastic suction, the plastic suction molding of the automobile foot mat or other automobile decorative mats cannot be affected by the arrangement of the functional layer on the front side and the arrangement of the anti-slip structure on the back side, and the wear resistance, the odor removal performance, the sterilization performance, the anti-slip performance and the like of the finished automobile decorative mats can be obviously enhanced.

In addition, according to different actual needs, a plurality of base materials with the functions of wear resistance, sterilization and anion can be selected by the person skilled in the art to prepare the automobile decorative pad. For example, wear-resistant particles, graphene particles or negative ion particles are added in the production process of the base material. When the base material used for preparing the automobile decorative pad has special functions, the composite functional layer is not needed to be arranged additionally.

Obviously, the functional layer is not limited to the wear-resistant and sterilization layer exemplified above, and may also be a decorative layer, an anti-slip layer, and the like. The number of functional layers may be one or two or more, which are well known to those skilled in the art and will not be described herein.

It will be appreciated by those skilled in the art from the foregoing description of construction and principles that the utility model is not limited to the specific embodiments described above, and that modifications and substitutions based on the teachings of the art may be made without departing from the scope of the utility model as defined by the appended claims and their equivalents. The details not described in the detailed description are prior art or common general knowledge.

Claims

1. A plastic suction mold for producing an automobile decorative mat, comprising: the device comprises a base, a male die formed on the base and a plurality of groove bodies arranged on the male die; the plastic suction mould is characterized by further comprising a grain plate, wherein the grain plate is detachably arranged in the groove body, so that the male mould forms at least two different grain structures; the periphery of the male die is provided with a side groove surrounding the male die, the base is of a hollow structure, and suction holes communicated with the hollow cavity of the base are formed in the side groove and the groove body of the male die.

2. The plastic suction mold for producing the automobile decorative mat as claimed in claim 1, wherein the side groove is an annular continuous groove surrounding the male mold, or the side groove is formed by combining a plurality of discontinuous grooves.

3. The plastic suction mold for producing the automobile decorative mat as claimed in claim 1, wherein the suction hole is a stepped large hole on which a vent plug with a small hole structure is mounted.

4. The plastic suction mold for producing the automobile decorative mat as claimed in claim 1, wherein the pattern plate is an alloy flat plate, the thickness of the alloy flat plate is 1-5mm, and the surface of the alloy flat plate is etched with a concave-convex pattern.

5. The plastic suction mold for producing the automobile decorative pad as claimed in claim 1, wherein a mounting position is arranged at the bottom of the groove body, the side edge of the mounting position is perpendicular to the bottom of the groove body, the grain board is embedded in the mounting position, and the thickness of the grain board is consistent with the depth of the mounting position.

6. The plastic suction mold for producing the automobile decorative mat as claimed in claim 1, wherein a reinforcing rib is provided in the base, the reinforcing rib is connected across different sides of the base; the bottom of the base is of an opening structure.

7. An automobile decorative pad, which is characterized in that the automobile decorative pad is manufactured by the plastic suction mould of any one of claims 1 to 6, and at least one texture structure with a texture different from that of a base material is formed on the decorative surface of the automobile decorative pad; the automobile decoration pad is an automobile foot pad, an automobile trunk pad or a storage box of a front spare box and a rear spare box of a new energy automobile.

8. The automobile decorative pad of claim 7, wherein a functional layer is compounded on the front surface of the automobile decorative pad, and the functional layer is one or more of a wear-resistant layer, a sterilization layer, a decorative layer and an anti-slip layer.

9. The automobile decorative pad as claimed in claim 7, wherein a plurality of outer convex rubber beads are formed on the reverse side of the automobile decorative pad, and the outer convex rubber beads are used for skid prevention.