CN212472245U

CN212472245U - Lipstick pearl mould structure

Info

Publication number: CN212472245U
Application number: CN202020916527.XU
Authority: CN
Inventors: 尹成军
Original assignee: Zhongshan Xinjia Mould Co ltd
Current assignee: Zhongshan Xinjia Mould Co ltd
Priority date: 2020-05-26
Filing date: 2020-05-26
Publication date: 2021-02-05
Anticipated expiration: 2030-05-26

Abstract

The utility model discloses a lipstick mould structure, which comprises an upper mould, a lower mould, a forming plate and a slide block component, wherein the slide block component comprises two slide blocks which are slidably arranged on the forming plate, and the two slide blocks are used for being close to each other when the mould is closed and being far away from each other when the mould is opened; the two sliding blocks are used for approaching the back-shaped cavity; a first insert pin is arranged on the forming plate, and the top end of the first insert pin is connected in the cavity in a penetrating manner; the bottom end of the first insert pin penetrates through the forming plate and penetrates to the bottom end of the forming plate; the lower die is provided with a second insert pin, and the top end of the second insert pin penetrates through the first insert pin from the bottom end of the first insert pin; and a third insert pin is arranged on the forming plate and penetrates from one side of the first insert pin to the other side of the first insert pin. The utility model discloses a lipstick pearl mould structure, its accessible third is inlayed the needle and is preventing the cylinder structure fracture at the lateral part shaping cylinder structure of lipstick pearl.

Description

Lipstick pearl mould structure

Technical Field

The utility model relates to a mold equipment, concretely relates to lipstick pearl mould structure.

Background

The lipstick tube is applied to lipstick and lip cream products as the name suggests, but with the rise of lipstick products such as lip sticks, lip gloss, lip glaze and the like, a plurality of cosmetic packaging material factories finely adjust the packaging material structure of the lipstick tube, and a full series of applications are formed. The bead forking screw is an important part of the lipstick tube, namely, the bead, the fork, the spiral, the bead forking screw and the lubricating oil form the core of the lipstick tube, the bead is a cup part directly contacted with a lipstick meat body, the advancing track of the fork bead in the linear direction is matched with the fork, and the advancing track of the spiral bead in the spiral ascending direction is matched with the fork to achieve the purposes of rotating and ascending the bead.

The existing bead product is mainly manufactured by injection molding of an injection mold, generally made of a POM (polyoxymethylene), a PPT (polymeric positive temperature coefficient) material or an AS (acrylonitrile-styrene) transparent material and the like, and the forming quality of the product is poor due to the fact that the materials are brittle and easy to crack at a pouring point in the mold and the positions of two functional cylinders are easy to crack.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to provide a lipstick bead mould structure, its accessible third is inlayed the needle and is prevented the cylinder structure fracture at the lateral part shaping cylinder structure of lipstick bead.

The purpose of the utility model is realized by adopting the following technical scheme:

a lipstick mould structure comprises an upper mould, a lower mould, a forming plate and a sliding block assembly, wherein the upper mould, the forming plate and the lower mould are sequentially arranged from top to bottom; the driving mechanism is used for driving the upper die to move close to or away from the lower die so as to close or open the die; the sliding block assembly comprises two sliding blocks which are slidably arranged on the forming plate, and the two sliding blocks are used for approaching to each other when the die is assembled and departing from each other when the die is disassembled; the two sliding blocks are used for approaching the back-shaped cavity; a first insert pin is arranged on the forming plate, and the top end of the first insert pin penetrates into the cavity; the bottom end of the first insert pin penetrates through the forming plate and penetrates to the bottom end of the forming plate; the lower die is provided with a second insert pin, and the top end of the second insert pin penetrates through the first insert pin from the bottom end of the first insert pin; and a third insert pin is arranged on the forming plate and penetrates from one side of the first insert pin to the other side of the first insert pin.

Preferably, a first water channel is arranged in the upper die, and the two sliding blocks are sequentially distributed in the extending direction of the first water channel.

Preferably, a second water channel is arranged in the sliding block; the second water channel extends along the length direction of the sliding block.

Preferably, the two sides of the upper die are provided with first jacking blocks, and the first jacking blocks are provided with first jacking inclined planes; the sliding block is provided with a guide groove which penetrates through the top end and the bottom end of the sliding block; the first jacking block is used for being connected into the guide groove in a penetrating mode during die assembly, so that the first jacking inclined surface is in sliding fit with the first guide inclined surface, and the two sliding blocks are guided to approach each other.

Preferably, the number of the sliding block assemblies is two, the upper die is provided with a second jacking block, and the second jacking block is positioned between the two sliding block assemblies; two first top pressing blocks are distributed on two sides of the second top pressing block; two sides of the second jacking block are provided with second jacking inclined planes; and the two sliding blocks which are close to each other are provided with second guide inclined planes, and the second jacking block is used for jacking the two sliding blocks which are close to each other when the die is closed, so that the second jacking inclined planes are in sliding fit with the second guide inclined planes, and the two sliding blocks which are close to each other are guided to be away from each other.

Preferably, the two slide blocks are used for forming a plurality of cavities in a matched die manner, a plurality of first insert pins are arranged on the forming plate, and the first insert pins are used for correspondingly penetrating into the cavities one by one; the lower die is provided with a plurality of second insert pins which are used for being correspondingly penetrated and connected to the first insert pins one by one; the third insert pin penetrates the plurality of first insert pins.

Preferably, the upper die is provided with an injection nozzle and a plurality of injection runners; one end of each injection molding runner is communicated with the injection molding nozzle; the other end of each injection molding runner is communicated with each cavity in a one-to-one correspondence manner.

Compared with the prior art, the beneficial effects of the utility model reside in that: it is when the red pearl structure of shaping mouthful, two sliders are close to shape die cavity each other, first inlay the needle cross-under in the die cavity, and the needle cross-under is inlayed in first inlaying the needle to the second, during moulding plastics, the plastic can be at the interval shaping lipstick pearl wall between die cavity and the first inlaying needle, and the plastic is inlayed the interval shaping inner wall between needle at first inlaying and the second, and the third is inlayed the needle and then can be on lipstick column wall shaping cylinder structure, the later stage of being convenient for walks the pearl, because the third is inlayed the needle and can play the supporting role in the forming process, can prevent to make the product pull because of the pulling force is too big when the die sinking and split, the shaping quality is higher.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic cross-sectional view of one embodiment of the present invention;

fig. 3 is another schematic cross-sectional view of the present invention;

fig. 4 is another schematic cross-sectional view of the present invention;

fig. 5 is a schematic view of a partial structure of the present invention.

In the figure: 10. an upper die; 11. an injection molding nozzle; 12. injection molding a runner; 13. a first water channel; 14. a first top pressing block; 15. a second top pressing block; 20. a lower die; 30. forming a plate; 40. a first insert pin; 50. a second insert pin; 60. a third insert pin; 70. a slider; 71. a second flume.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict. Except as specifically noted, the materials and equipment used in this example are commercially available. Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present application and are not to be construed as limiting the present application.

In the description of the present application, it is to be understood that the terms "upper", "lower", "front", "back", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present application and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present application. In the description of the present application, "a plurality" means two or more unless specifically stated otherwise.

In the description of the present application, it should be noted that unless otherwise specifically stated or limited, the terms "connected," "communicating," and "connected" are to be construed broadly, e.g., as meaning a fixed connection, a connection through an intervening medium, a connection between two elements, or an interaction between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

The terms "first," "second," and the like in the description and in the claims of the present application and in the above-described drawings are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. 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.

Example 1:

as shown in fig. 1-5, a lipstick mold structure includes an upper mold 10, a lower mold 20, a forming plate 30, and a slider 70, where the upper mold 10, the forming plate 30, and the lower mold 20 are sequentially disposed from top to bottom, and the upper mold 10 is driven by a driving mechanism to move close to or away from the lower mold 20, that is, the upper mold 10 moves up and down to close or open the mold.

The particular slide 70 assembly includes two slides 70, with the two slides 70 being slidably mounted to the forming plate 30. The two slides 70 can be brought closer together when the mold is closed, and the two slides 70 are used to form the mold cavity after being brought closer together. And when the mold is opened, the two sliders 70 are away from each other.

In addition, the forming plate 30 is provided with a first insert pin 40, and the top end of the first insert pin 40 is inserted into the cavity; the bottom end of the first insert pin 40 penetrates through the forming plate 30 and penetrates to the bottom end of the forming plate 30; the lower die 20 is provided with a second insert pin 50, and the top end of the second insert pin 50 penetrates through the first insert pin 40 from the bottom end of the first insert pin 40; the forming plate 30 is provided with a third insert pin 60, and the third insert pin 60 is inserted from one side of the first insert pin 40 to the other side of the first insert pin 40.

On the basis of the structure, use the utility model discloses a during lipstick pearl mould structure, actuating mechanism on the accessible mould drives and goes up mould 10 and be close to the motion of lower mould 20, starts the compound die action promptly, and when the compound die, two sliders 70 are close to shape die cavity each other, and the first insert needle 40 that is located on the profiled sheeting 30 then is close to the back each other at two sliders 70, and the cross-under is in the die cavity. Meanwhile, the second insert pin 50 of the lower die 20 may be inserted into the first insert pin 40.

Afterwards, carry out injection molding, the plastic can be at the interval shaping lipstick pearl wall between die cavity and the first needle of inlaying 40, and the plastic is at the interval shaping inner wall between first needle of inlaying 40 and the second needle of inlaying 50, and the third needle of inlaying 60 then can be at lipstick column wall shaping cylinder structure, the later stage of being convenient for walk the pearl, because the third needle of inlaying 60 can play the supporting role in the forming process, can prevent to make the product pull crack because of the pulling force is too big when the die sinking, the shaping quality is higher.

It should be noted that the driving mechanism can be realized by an oil cylinder or an air cylinder installed on the mold.

Preferably, the upper die 10 is provided with the first water channel 13, and the two sliding blocks 70 are sequentially distributed in the extending direction of the first water channel 13, that is, during molding, a certain amount of warm water can be introduced into the first water channel 13, the mold temperature is kept at 70 ℃ within a period of time, and as the common injection molding nozzle 11 is arranged on the upper die 10, the mold temperature is kept at a certain value on the upper die 10, the glue curing time at the gate is prolonged, and the gate is broken.

Furthermore, a second water channel 71 can be arranged in the slide block 70; the second water channel 71 extends along the length direction of the sliding block 70, and similarly, a certain amount of warm water can be introduced into the second water channel 71, so that the mold temperature of the sliding block 70 is 65 degrees, the mold temperature cannot be increased by 68 ℃ and is not lower than 64 ℃, and thus, partial structures (including cylindrical structures) formed on the sliding block 70 and the forming plate 30 can be kept at about 65 ℃ within a certain time, the curing time is prolonged, the cylindrical structures are prevented from being broken, and the forming quality is higher.

In this embodiment, the two sides of the upper mold 10 are both provided with a first pressing block 14, and the first pressing block 14 is provided with a first pressing inclined surface. The slider 70 is correspondingly provided with a guide groove which penetrates through the top end and the bottom end of the slider 70, and a first guide inclined surface is arranged in the guide groove. During closing, the first press ram 14 can be inserted into the guide groove, so that the first press ramp and the first guide ramp are in sliding fit and guide the two slides 70 towards each other.

That is, when the mold is closed, the upper mold 10 can move downward, the first press block 14 on the upper mold 10 can gradually extend into the guide groove, and in this process, the first press inclined surface can be in sliding fit with the first guide inclined surface, and the corresponding inclined surface decomposes the downward force into a lateral thrust, so that the two sliders 70 approach each other. When the mold is opened, the two sliders 70 can be guided away.

The two slide block 70 assemblies in the embodiment are provided, namely the two sets of cavities of the mold, so that the molding efficiency is improved.

More specifically, the upper die 10 is provided with a second top pressing block 15, the second top pressing block 15 is located between the two sliding block 70 assemblies, and two first top pressing blocks 14 are distributed on two sides of the second top pressing block 15. The two sides of the second top pressing block 15 are both provided with second top pressing slopes. In addition, a second guiding inclined surface is arranged on each of the two sliders 70 of the two slider 70 assemblies which are close to each other, and the second pressing block 15 is used for pressing the two sliders 70 of the two slider 70 assemblies which are close to each other during mold closing so that the second pressing inclined surfaces are in sliding fit with the second guiding inclined surfaces and guiding the two sliders 70 of the two slider 70 assemblies which are close to each other to be away from each other.

On the basis of the structure, when the mold is closed, the second jacking block 15 can extend into the space between the two groups of sliding blocks 70, the second jacking inclined planes corresponding to the two sides can respectively jack one sliding block 70 of each group of sliding blocks 70, and the sliding blocks 70 of the two groups of sliding blocks 70 are enabled to be close to or far away from simultaneously under the action of the first jacking block 14 and the guide groove, so that the two groups of sliding blocks 70 are driven by one driving, the synchronism is good, and the power is saved.

Further, when the mold is closed, the two sliders 70 may form a plurality of cavities, the molding plate 30 is provided with a plurality of first insert pins 40, the plurality of first insert pins 40 are used for being inserted into the plurality of cavities in a one-to-one correspondence manner, similarly, the lower mold 20 is provided with a plurality of second insert pins 50, and the plurality of second insert pins 50 are used for being inserted into the plurality of first insert pins 40 in a one-to-one correspondence manner; the third insert 60 passes through the plurality of first inserts 40. Thus, when the mold is closed, a plurality of products can be molded simultaneously by the same set of slide blocks 70, and the molding efficiency is higher.

On the basis of the structure, the upper die 10 is provided with an injection nozzle 11 and a plurality of injection runners 12, and one end of each injection runner 12 is communicated with the injection nozzle 11; the other end of each injection molding runner 12 is communicated with each cavity in a one-to-one correspondence manner, so that during injection molding, the injection molding nozzle 11 introduces glue solution, the glue solution reaches different cavities through each injection molding runner 12, and a plurality of products are molded simultaneously. And the distance between the injection nozzle 11 of each injection runner 12 and the cavity is the same, so that the molding time is the same, and the quality of the molded product is kept consistent.

While only certain features and embodiments of the application have been illustrated and described, many modifications and changes may occur to those skilled in the art (e.g., variations in sizes, dimensions, structures, shapes and proportions of the various elements, mounting arrangements, use of materials, colors, orientations, etc.) without materially departing from the scope and spirit of the invention in the claims.

Finally, it should be noted that: the above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.

Claims

1. A lipstick mould structure comprises an upper mould, a lower mould, a forming plate and a sliding block assembly, wherein the upper mould, the forming plate and the lower mould are sequentially arranged from top to bottom; the driving mechanism is used for driving the upper die to move close to or away from the lower die so as to close or open the die; the mold assembling device is characterized in that the sliding block assembly comprises two sliding blocks which are slidably arranged on the molding plate, and the two sliding blocks are used for being close to each other when the mold is assembled and being far away from each other when the mold is opened; the two sliding blocks are used for forming a cavity after being mutually close; a first insert pin is arranged on the forming plate, and the top end of the first insert pin penetrates into the cavity; the bottom end of the first insert pin penetrates through the forming plate and penetrates to the bottom end of the forming plate; the lower die is provided with a second insert pin, and the top end of the second insert pin penetrates through the first insert pin from the bottom end of the first insert pin; and a third insert pin is arranged on the forming plate and penetrates from one side of the first insert pin to the other side of the first insert pin.

2. The lipstick mold structure as claimed in claim 1, wherein the upper mold has a first water passage therein, and the two sliders are sequentially arranged in an extending direction of the first water passage.

3. The lipstick mold structure as in claim 2, wherein said slider has a second water channel therein; the second water channel extends along the length direction of the sliding block.

4. The lipstick mold structure as claimed in claim 1, wherein the upper mold is provided with first pressing blocks on both sides thereof, the first pressing blocks being provided with first pressing slopes; the sliding block is provided with a guide groove which penetrates through the top end and the bottom end of the sliding block; the first jacking block is used for being connected into the guide groove in a penetrating mode during die assembly, so that the first jacking inclined surface is in sliding fit with the first guide inclined surface, and the two sliding blocks are guided to approach each other.

5. The lipstick mold structure as claimed in claim 4, wherein there are two slider assemblies, the upper mold having a second press block thereon, the second press block being located between the two slider assemblies; two first top pressing blocks are distributed on two sides of the second top pressing block; two sides of the second jacking block are provided with second jacking inclined planes; and the two sliding blocks which are close to each other are provided with second guide inclined planes, and the second jacking block is used for jacking the two sliding blocks which are close to each other when the die is closed, so that the second jacking inclined planes are in sliding fit with the second guide inclined planes, and the two sliding blocks which are close to each other are guided to be away from each other.

6. The lipstick mold structure as claimed in any one of claims 1-5, wherein the two slides are used for forming a plurality of the cavities when the molds are closed, the forming plate is provided with a plurality of the first insert pins, and the plurality of the first insert pins are used for being penetrated into the plurality of cavities in a one-to-one correspondence manner; the lower die is provided with a plurality of second insert pins which are used for being correspondingly penetrated and connected to the first insert pins one by one; the third insert pin penetrates the plurality of first insert pins.

7. The lipstick mold structure as claimed in claim 6, wherein said upper mold has an injection nozzle and a plurality of injection runners; one end of each injection molding runner is communicated with the injection molding nozzle; the other end of each injection molding runner is communicated with each cavity in a one-to-one correspondence manner.