CN213564134U - Injection mold and powder box of airtight powder box of integral type - Google Patents

Abstract

The utility model relates to an injection mold of airtight powder box of integral type, including movable mould subassembly, cover half subassembly, first interior slider subassembly and the mold core subassembly that arranges in proper order, first interior slider subassembly includes first interior slider fixed plate and first interior slider, the mold core subassembly includes the mold core of mold core fixed plate and fixed this mold core fixed plate, vacuole formation behind movable mould subassembly and the cover half subassembly compound die, the mold core stretches into in this cavity, the preceding, the back both sides of mold core respectively are equipped with a first interior slider, this first interior slider one end sliding connection in first interior slider fixed plate, the other end stretch into in the cavity, the left and right both sides of mold core respectively are equipped with a second interior slider, the one end sliding connection of slider in this second in the cover half subassembly, the other end stretches into in the cavity. Utilize the utility model discloses can be with airtight powder box one shot injection moulding to reduce airtight powder box manufacturing cost, shortened the production cycle of powder box.

Description

Injection mold and powder box of airtight powder box of integral type

Technical Field

The utility model relates to an injection mold, concretely relates to injection mold and powder box of airtight powder box of integral type.

Background

Since birth, air cushion foundation has gone for more than ten years, and because of its convenience and rapidness and good make-up effect, air cushion foundation has developed more and more mature in recent years. As a foundation protective shell, the air cushion powder box is also continuously developed and matured, and based on the characteristics of the air cushion powder box, daily storage must be realized by air-tight water locking so as to ensure that the air-tight foundation does not deteriorate, so that the requirement on the tightness of the air cushion powder box is high. The air cushion powder box usually comprises an inner ring, an inner bottom and an inner cover, and at present, three parts are respectively formed by injection molding through three sets of molds, so that the cost of mold design, manufacture and maintenance is very high, and the period of product manufacture is long.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects, the utility model provides an injection mold of airtight powder box of integral type utilizes this injection mold can be with the once injection moulding of airtight powder box to reduce the manufacturing cost of airtight powder box, shortened the production cycle of powder box.

The utility model discloses a solve the technical scheme that its technical problem adopted and be:

an injection mold of an integrated airtight powder box comprises a movable mold component, a fixed mold component, a first inner slide component and a mold core component which are sequentially arranged, wherein the first inner slide component comprises a first inner slide fixing plate and a first inner slide, the mold core component comprises a mold core fixing plate and a mold core for fixing the mold core fixing plate, a cavity is formed after the movable mold component and the fixed mold component are assembled, the mold core extends into the cavity, the front side and the rear side of the mold core are respectively provided with a first inner slide, one end of the first inner slide is slidably connected with the first inner slide fixing plate, the other end of the first inner slide extends into the cavity, the left side and the right side of the mold core are respectively provided with a second inner slide, one end of the second inner slide is slidably connected with the fixed mold component, the other end of the second inner slide extends into the cavity, and during demolding, the two first inner slides oppositely under the action of the mold core, then the two second inner sliding blocks slide in opposite directions under the action of the fixed die assembly, and the demoulding operation of the first inner sliding block and the second inner sliding block is completed.

Preferably, the movable mould subassembly includes movable mould benevolence fixed plate and is fixed in the movable mould benevolence of movable mould benevolence fixed plate, the cover half subassembly includes cover half benevolence fixed plate and is fixed in the cover half benevolence of cover half benevolence fixed plate, during the compound die, movable mould benevolence and cover half are laminated each other and are formed the cavity.

Preferably, the mold core comprises a head part and a main body part connected to the head part, the front side and the rear side of the mold core are first contact surfaces, a dovetail is arranged on the first contact surfaces, the left side and the right side of the mold core are second contact surfaces, and the second inner slide block is attached to the second contact surfaces.

Preferably, the inner side of the first inner sliding block is provided with a dovetail groove matched with the dovetail, and the other end of the first inner sliding block is provided with a first barb.

Preferably, a first guide rail is fixedly arranged on the inner side of the first inner slide block fixing plate, and one end of the first inner slide block is clamped in the first guide rail.

Preferably, a shifting block is fixedly arranged on the first inner slide block fixing plate, the lower end of the shifting block and the first inner slide block fixing plate are arranged in an inclined manner, and a second guide rail is arranged on the fixed die core fixing plate.

Preferably, the slider includes first connecting portion and second connecting portion in the second, the one end of first connecting portion is the free end, and the other end is connected in the one end of second connecting portion, contained angle between first connecting portion and the second connecting portion is greater than 90, the other end of second connecting portion is equipped with the second barb for free end and second connecting portion, the both sides sliding connection of first connecting portion is equipped with on the first connecting portion in the second guide rail and supplies shifting block male oblique slot.

The utility model also provides an airtight powder box of integral type, the injection mold preparation of the airtight powder box of the above-mentioned integral type of powder box forms.

Preferably, the powder box includes end box and is connected just integrated into one piece's upper cover with this end box, be equipped with big barb on the end box, cover on and be equipped with the round sealing strip, the sealing strip is the sealing strip that the TPE material prepared and forms, and when the box was closed to the upper cover lid, the sealing strip just sealed in the open end of end box.

The utility model has the advantages that: the utility model comprises a moving die component, a fixed die component, a first inner slide block component and a die core component which are arranged in sequence, wherein the fixed die component comprises a fixed die core fixing plate and a fixed die core, the die core component comprises a die core and a die core fixing plate, the first inner slide block component comprises a first inner slide block fixing plate and two first inner slide blocks which are connected with the first inner slide block fixing plate in a sliding way, two second inner slide blocks are connected on the fixed die core fixing plate in a sliding way, during die assembly, the four inner slide blocks form a circle of barb shape and are used for forming the big barb of a bottom box, during demoulding, firstly, the two first inner slide blocks simultaneously run towards the center of the bottom box under the action of a dovetail structure of the die core, then the two second inner slide blocks simultaneously run towards the center of the bottom box under the action of a shifting block, thereby completing the demoulding operation of the big barb of the bottom box, the design of, the drawing of patterns of big barb is accomplished to the layering internal slip, and the structure is novel, and the practicality is strong, has important meaning to the development of powder box. The utility model can complete the work of three traditional moulds at one time, greatly reduce the manufacturing cost of the powder box and improve the production efficiency of the powder box; this powder box "closes three to one with traditional powder box part and utilizes the TPE material to seal in the sealed department of end box and upper cover, when simplifying the product structure, has guaranteed the airtight lock water function of powder box better.

Drawings

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

fig. 2 is another schematic structural diagram of the mold of the present invention;

FIG. 3 is an exploded view of a part of the structure of the present invention;

FIG. 4 is an assembly view of a middle portion of the structure of the present invention;

FIG. 5 is a structural diagram of the compact of the present invention;

fig. 6 is a cross-sectional view of the compact of the present invention;

fig. 7 is another cross-sectional view of the compact of the present invention;

in the figure: 10-a movable mould component, 11-a movable mould core fixing plate, 12-a movable mould core,

20-a fixed die assembly, 21-a fixed die core fixing plate, 22-a fixed die core, 23-a second guide rail,

30-second inner slide block, 31-first connecting part, 32-second connecting part, 33-second barb, 34-inclined slot,

40-a first inner slide block component, 41-a first inner slide block fixing plate, 42-a first guide rail, 43-a shifting block, 44-a first inner slide block, 45-a dovetail groove, 46-a first barb,

50-mold core component, 51-mold core fixing plate, 52-mold core, 53-head part, 54-main body part, 55-first contact surface, 56-dovetail, 57-second contact surface,

60-powder box, 61-bottom box, 62-upper cover, 63-big barb and 64-sealing strip.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein. 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 … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship 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 of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

Example (b): as shown in fig. 1-7, an injection mold for an integral airtight powder box comprises a moving mold component 10, a fixed mold component 20, a first inner slide component 40 and a mold core component 50, which are sequentially arranged, wherein the first inner slide component 40 comprises a first inner slide fixing plate 41 and a first inner slide 44, the mold core component 50 comprises a mold core fixing plate 51 and a mold core 52 for fixing the mold core fixing plate, a cavity is formed after the moving mold component 10 and the fixed mold component 20 are assembled, the mold core 52 extends into the cavity, the front side and the rear side of the mold core 52 are respectively provided with a first inner slide 44, one end of the first inner slide 44 is slidably connected to the first inner slide fixing plate 41, the other end of the first inner slide extends into the cavity, the left side and the right side of the mold core 52 are respectively provided with a second inner slide 30, one end of the second inner slide 30 is slidably connected to the fixed mold component 20, and the other end of the second inner slide 30 extends into, during demoulding, the two first inner slide blocks 44 slide towards each other under the action of the mould core 52, and then the two second inner slide blocks 30 slide towards each other under the action of the fixed mould component 20, so that the demoulding operation of the first inner slide blocks 44 and the second inner slide blocks 30 is completed. The utility model is used for the integrated into one piece of airtight powder box 60, because the big barb 63 is equipped with on the end box 61, the difficult problem of drawing of patterns has been caused, in the utility model, two first inner slide 44 and two second inner slide 30 have been increased, during the compound die, four inner slide enclose into a circle barb shape and be used for the big barb 63 shaping of end box, during the drawing of patterns, cover half subassembly 20 and first inner slide fixed plate 41 move together, first inner slide fixed plate 41 takes first inner slide 44 to move towards the direction of die sinking, two first inner slide 44 simultaneously slide towards the center under the effect of mold core 52, as the direction that the upper and lower arrow in figure 2 shows, two first inner slide 44 break away from end box 61, first inner slide fixed plate 41 stops the operation, cover half subassembly 20 moves, and make two second inner slide 30 towards the center simultaneously, as the direction that the left and right arrow in figure 1 shows, the two second inner sliders 30 are separated from the bottom case 61, so that the demoulding action of the large barb 63 on the bottom case 61 is completed. Therefore, the injection mold can be used for injection molding the airtight powder box at one time, thereby reducing the manufacturing cost of the airtight powder box and shortening the production period of the powder box.

The movable mould subassembly 10 includes movable mould benevolence fixed plate 11 and is fixed in movable mould benevolence 12 in the movable mould benevolence fixed plate, cover half subassembly 20 includes cover half benevolence fixed plate 21 and is fixed in the cover half benevolence 22 in the cover half benevolence fixed plate, during the compound die, movable mould benevolence 12 and cover half benevolence 22 laminate formation cavity each other. This mould is including the movable mould benevolence fixed plate 11, the cover half benevolence fixed plate 21 that set gradually, slider fixed plate 41 and mold core fixed plate 51 in first, the one end sliding connection of slider 30 in the second in cover half benevolence fixed plate 21, the movable mould benevolence 12, cover half benevolence 22, mold core 52, first interior slider 44 and the second interior slider 30 form the fashioned die cavity of product jointly.

As shown in fig. 3-4, the mold core 52 includes a head portion 53 and a body portion 54 connected to the head portion, the front and rear sides of the mold core are first contact surfaces 55, a dovetail 56 is provided on the first contact surfaces 55, the left and right sides of the mold core are second contact surfaces 57, and the second inner slide 30 is attached to the second contact surfaces 57. The inner side of the first inner slide block 44 is provided with a dovetail groove 45 matched with the dovetail 56, the other end of the first inner slide block 44 is provided with a first barb 46, the mold core 52 sequentially penetrates through the first inner slide block fixing plate 41, the fixed mold core fixing plate 21 and the fixed mold core 22, during mold closing, the tail end of the main body part 54 of the mold core 52 is positioned in the center of the bottom box 61, the two first inner slide blocks are attached to the first contact surface 55, the two second inner slide blocks are attached to the second contact surface 57, and the first barb 46 and the second barb 33 are spliced into a circle of large barb model.

A first guide rail 42 is fixedly disposed on the inner side of the first inner slide fixing plate 41, and one end of the first inner slide 44 is engaged with the first guide rail 42. During demolding, the two first inner slide blocks 44 are driven by the first inner slide block fixing plate 41 to move together towards the mold opening direction, and meanwhile, the first inner slide blocks 44 slide towards the center (the direction of the mold core) under the action of the dovetail grooves 45 and the dovetails 56, so that the first barbs 46 on the first inner slide blocks are separated from the large barbs 63 on the molded powder box. The first guide rail 42 defines a direction of movement of the first inner slide 44 such that the first inner slide can only slide along the first guide rail 42.

A shifting block 43 is fixedly arranged on the first inner slide block fixing plate 41, the lower end of the shifting block 43 and the first inner slide block fixing plate 41 are arranged in an inclined manner, and a second guide rail 23 is arranged on the fixed die core fixing plate 21. Slider 30 includes first connecting portion 31 and second connecting portion 32 in the second, the one end of first connecting portion 31 is the free end, and the other end is connected in the one end of second connecting portion 32, contained angle between first connecting portion 31 and the second connecting portion 32 is greater than 90, the other end of second connecting portion 32 is equipped with second barb 33 on free end and the second connecting portion 32, the both sides sliding connection of first connecting portion 31 is equipped with on first connecting portion 31 and supplies shifting block 43 male oblique slot 34 in second guide rail 23. The first connecting portion 31 is slidably connected to the cavity fixing plate 21 through the second guide rail 23, the shifting block 43 is fixed to the first inner slide fixing plate 41, and the shifting block 43 is obliquely inserted into the first connecting portion 31, so that when the cavity fixing plate 21 continues to move in the mold opening direction and the first inner slide fixing plate 41 is stationary, the shifting block 43 can give a component force to the second inner slide 30 to move towards the central position, so that the second barb 33 on the second inner slide 30 is separated from the bottom box 61, the second guide rail 23 defines the moving direction of the second inner slide 30, and the second inner slide can only slide along the second guide rail 23.

As shown in fig. 5-6, an airtight powder box of integral type, powder box 60 includes end box 61 and the upper cover 62 that is connected and integrated into one piece with this end box 61, be equipped with big barb 63 on the end box 61, be equipped with round sealing strip 64 on the upper cover 62, sealing strip 64 is the sealing strip that the TPE material prepared forms, and when end box 61 was fitted to upper cover 62 lid, sealing strip 64 just sealed in the open end of end box 61. This powder box is directly integrated traditional inner ring on end box 61, and end box 61 and upper cover 62 adopt integrated into one piece simultaneously, consequently this powder box "closes three with traditional powder box part and is one, and the sealed department of end box and upper cover utilizes the TPE material sealed, when simplifying the product structure, has guaranteed the airtight lock water function of powder box better.

The utility model discloses an operation process: the method comprises the following steps:

the method comprises the following steps: when the die is closed, the fixed die core fixing plate 21 moves towards the direction of the first inner slide block fixing plate 41, and the first inner slide block fixing plate 41 does not move, the shifting block 43 can give component force to the second inner slide blocks 30 to move away from the center (the direction of the die core), namely the two second inner slide blocks 30 move backwards until the fixed die core fixing plate moves to a preset position;

step two: the first inner slide fixing plate 41 and the fixed mold core fixing plate 21 move towards the mold core fixing plate 51 together, the two first inner slides 44 move towards the mold closing direction together under the driving of the first inner slide fixing plate 41, meanwhile, the two first inner slides 44 move back to back under the action of the dovetail grooves 45 and the dovetails 56 until the first inner slide fixing plate 41 and the fixed mold core fixing plate 21 run to the preset position, and the first inner slide fixing plate 41 and the fixed mold core fixing plate 21 stop running;

step three: the movable mold assembly 10 is matched with the fixed mold assembly 20 under the action of external power, and the movable mold core 12, the fixed mold core 22, the mold core 52, the first inner slide block 44 and the second inner slide block 30 form a mold cavity for product molding together;

step four: injection molding, namely injecting a molten material into the cavity, and cooling and molding the powder box 60;

step five: opening the mold, firstly, moving the first inner slide fixing plate 41 and the fixed mold core fixing plate together, moving the two first inner slides 44 towards the mold opening direction under the driving of the first inner slide fixing plate 41, simultaneously, sliding the first inner slides 44 towards the center (the direction of the mold core) under the action of the dovetail groove 45 and the dovetail 56, so that the first barbs 46 on the first inner slides are separated from the large barbs 63 on the molded powder box, stopping the operation of the first inner slide fixing plate 41, and making the first inner slides 44 free from the sliding space of the second inner slide 30;

step six: when the fixed mold core fixing plate 21 continues to move towards the mold opening direction, and the first inner slide fixing plate 41 is not moved, the shifting block 43 can give component force to the second inner slide 30 to move towards the center, namely, the two second inner slides 30 move towards each other to separate the second barb 33 on the second inner slides from the bottom box 61, the fixed mold core fixing plate 21 stops moving, and the demolding operation of the large barb 63 on the bottom box 61 is completed;

step seven: and the movable die assembly 10 continues to move towards the die opening direction, so that the other parts of the powder box 60 finish the demoulding operation, and finally the robot is used for clamping the demoulded powder box 60.

It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several changes and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (9)

1. The utility model provides an injection mold of airtight powder box of integral type which characterized in that: the die comprises a moving die component (10), a fixed die component (20), a first inner slide block component (40) and a die core component (50) which are sequentially arranged, wherein the first inner slide block component (40) comprises a first inner slide block fixing plate (41) and a first inner slide block (44), the die core component (50) comprises a die core fixing plate (51) and a die core (52) for fixing the die core fixing plate, a cavity is formed after the moving die component (10) and the fixed die component (20) are assembled, the die core (52) extends into the cavity, the front side and the rear side of the die core (52) are respectively provided with a first inner slide block (44), one end of the first inner slide block (44) is slidably connected with the first inner slide block fixing plate (41), the other end of the first inner slide block extends into the cavity, the left side and the right side of the die core (52) are respectively provided with a second inner slide block (30), one end of the second inner slide block (30) is slidably connected with, the other end of the first inner slide block (44) extends into the cavity, and when the die is removed, the two first inner slide blocks (44) slide in opposite directions under the action of the die core (52), and then the two second inner slide blocks (30) slide in opposite directions under the action of the fixed die assembly (20), so that the die removing operation of the first inner slide blocks (44) and the second inner slide blocks (30) is completed.

2. The injection mold of the integral airtight powder box of claim 1, wherein: the movable mould subassembly (10) include movable mould benevolence fixed plate (11) and be fixed in movable mould benevolence (12) in the movable mould benevolence fixed plate, cover half subassembly (20) include cover half benevolence fixed plate (21) and be fixed in cover half benevolence (22) in the cover half benevolence fixed plate, during the compound die, movable mould benevolence (12) and cover half benevolence (22) laminate the vacuole formation each other.

3. The injection mold of the integral airtight powder box of claim 2, wherein: the die core (52) comprises a head part (53) and a main body part (54) connected to the head part, the front side and the rear side of the die core are first contact surfaces (55), a dovetail (56) is arranged on the first contact surfaces (55), the left side and the right side of the die core are second contact surfaces (57), and the second inner sliding block (30) is attached to the second contact surfaces (57).

4. The injection mold of the integral airtight powder box of claim 3, wherein: the inner side of the first inner sliding block (44) is provided with a dovetail groove (45) matched with the dovetail (56), and the other end of the first inner sliding block (44) is provided with a first barb (46).

5. The injection mold of the integral airtight powder box of claim 2, wherein: a first guide rail (42) is fixedly arranged on the inner side of the first inner slide block fixing plate (41), and one end of the first inner slide block (44) is clamped in the first guide rail (42).

6. The injection mold of the integral airtight powder box of claim 2, wherein: the first inner slide block fixing plate (41) is fixedly provided with a shifting block (43), the lower end of the shifting block (43) and the first inner slide block fixing plate (41) are arranged in an inclined mode, and the fixed die core fixing plate (21) is provided with a second guide rail (23).

7. The injection mold of the integral airtight powder box of claim 6, wherein: slider (30) include first connecting portion (31) and second connecting portion (32) in the second, the one end of first connecting portion (31) is the free end, and the other end is connected in the one end of second connecting portion (32), contained angle between first connecting portion (31) and second connecting portion (32) is greater than 90, the other end of second connecting portion (32) is equipped with second barb (33) for being equipped with on free end and second connecting portion (32), the both sides sliding connection of first connecting portion (31) is equipped with on just first connecting portion (31) in second guide rail (23) and supplies shifting block (43) male oblique slot (34).

8. The utility model provides an airtight powder box of integral type which characterized in that: the compact (60) is prepared from the injection mold of the one-piece airtight compact of any one of claims 1-7.

9. The integral airtight compact of claim 8 wherein: powder box (60) are including end box (61) and with this end box (61) be connected and integrated into one piece's upper cover (62), be equipped with big barb (63) on end box (61), be equipped with round sealing strip (64) on upper cover (62), sealing strip (64) are the sealing strip that the TPE material prepared and form, when end box (61) are fitted to upper cover (62) lid, sealing strip (64) just seal in the open end of end box (61).

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