CN216127656U

CN216127656U - Vagina electrode plastic base mould

Info

Publication number: CN216127656U
Application number: CN202122035137.9U
Authority: CN
Inventors: 马泽刚
Original assignee: Kunshan Juyiyuan Precision Mould Co ltd
Current assignee: Kunshan Juyiyuan Precision Mould Co ltd
Priority date: 2021-08-26
Filing date: 2021-08-26
Publication date: 2022-03-25
Anticipated expiration: 2031-08-26

Abstract

The utility model discloses a vaginal electrode plastic base mould, which comprises: the injection molding assembly comprises an injection molding pipeline and a plurality of injection molding ports for forming a molded product. The fixed die core and the movable die core are matched to form a molding cavity, a plurality of injection molding ports distributed in the molding cavity are arranged to facilitate injection molding of the vaginal electrode plastic base, the mold is used for large-area production, the matching precision of the mold is high, the product is good in injection molding, free of defects, stable in volume production, and even meets or exceeds the drawing requirements on the dimensional tolerance and the appearance of a finished product.

Description

Vagina electrode plastic base mould

Technical Field

The utility model relates to a vaginal electrode plastic base mold.

Background

In the prior art, when a vaginal electrode plastic base is produced, due to the special structure of a vaginal electrode, on one hand, the mould is not accurately matched and positioned during injection molding, so that injection molding is difficult, the finished product rate after injection molding is low, the dimensional precision of a finished product exceeds the tolerance range, the appearance cannot meet the requirement of a drawing, the requirement of a design drawing cannot be met by a final product, and the reject ratio of the product is increased; on the other hand, the vaginal electrode plastic base does not have matched machinery for large-scale and standardized production, and is difficult to apply and popularize.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a mould which is simple in structure and convenient to inject, and can be used for producing a vaginal electrode plastic base.

In order to achieve the purpose, the utility model provides the following technical scheme:

a vaginal electrode plastic base mold comprising:

the fixed die assembly comprises a fixed die base plate and a fixed die plate fixedly connected with the fixed die base plate, wherein a positioning ring penetrating through the fixed die base plate is arranged at the central position of the fixed die base plate, a pouring gate corresponding to the central position of the positioning ring and a fixed die groove part sunken from one side of the fixed die plate to the inside of the fixed die plate are arranged on the fixed die plate, the fixed die assembly further comprises a fixed die core accommodated in the fixed die groove part and a fixed die core positioned in the fixed die core, and the fixed die core is fixed in the fixed die plate;

the movable die assembly comprises a movable die base plate, cushion blocks correspondingly and vertically arranged on two sides of the movable die base plate, and a movable die plate fixedly connected with the movable die base plate and the cushion blocks, wherein the two cushion blocks, the movable die base plate and the movable die plate jointly enclose an accommodating space, the movable die plate is provided with a movable die groove portion recessed towards the inside of the movable die plate from one side of the movable die plate, the movable die assembly further comprises an ejection unit accommodated in the accommodating space, a movable die core accommodated in the movable die groove portion, and a movable die core positioned in the movable die core;

the guide assembly comprises a guide pillar fixed on the fixed die base plate and a guide sleeve sleeved on the guide pillar;

the cover half core forms the shaping die cavity with the cooperation of movable mould core, vagina electrode plastic base mould is still including the subassembly of moulding plastics, the subassembly of moulding plastics is including moulding plastics the mouth and the intercommunication the pipeline of moulding plastics of mouth and runner, the mouth of moulding plastics is located between movable mould benevolence and the cover half mould benevolence and with shaping die cavity intercommunication, the quantity that the mouth of moulding plastics set up is a plurality of, and a plurality of the mouth of moulding plastics is apart from being located one side of shaping die cavity.

Further, two of the injection ports are oppositely arranged on two sides of the molding cavity.

Further, the molding cavity comprises a first cavity part and a second cavity part communicated with the first cavity part; the injection molding openings are three in number, two of the injection molding openings are oppositely arranged on two sides of the first cavity part, and the other injection molding opening is arranged on one side of the second cavity part.

Furthermore, a through cavity communicated with the molding cavity is formed in the movable mold core, the ejection unit comprises an ejection block arranged in the through cavity and an ejector pin close to the ejection block and arranged towards the fixed mold assembly, and the ejection block is pushed by the ejector pin to move relatively in the through cavity.

Further, the through cavity is of a cuboid-like structure.

Furthermore, a first cavity and a second cavity are arranged on the fixed die core, and the first cavity and the second cavity are centrosymmetric; the movable mold core is provided with a third cavity and a fourth cavity, the third cavity and the fourth cavity are in central symmetry, the first cavity and the third cavity are matched to form the first cavity, and the second cavity and the fourth cavity form the second cavity.

Furthermore, the ejection unit also comprises an ejector pin push plate and a directional assembly, wherein the directional assembly comprises a directional column and a directional sleeve arranged in the ejector pin push plate.

Further, ejecting unit still includes the reset unit, the reset unit includes the release link and overlaps and establish spring on the release link.

Furthermore, the movable die assembly also comprises a supporting rod which is fixed on the movable die base plate and is used for supporting the movable die plate.

The utility model has the beneficial effects that: the fixed die core and the movable die core are matched to form a molding cavity, a plurality of injection molding ports connected with the molding cavity are arranged to facilitate injection molding of the vaginal electrode plastic base, the mold is used for large-area production, the mold matching precision is high, the product injection molding is good, no defect exists, the requirements of the finished product on the size tolerance and the appearance even exceed the requirements of a drawing, and the product is stable in volume production.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical solutions of the present invention more clearly understood and to implement them in accordance with the contents of the description, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings.

Drawings

FIG. 1 is an overall schematic view of the present invention;

FIG. 2 is a first perspective view of the present invention;

FIG. 3 is a second perspective view of the present invention;

FIG. 4 is a schematic view of a stationary mold core of the present invention;

FIG. 5 is a schematic perspective view of a movable mold core and an injection molding assembly according to the present invention;

FIG. 6 is a perspective view of a portion of the cavity and the injection molding assembly of the present invention.

Detailed Description

The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model.

The utility model discloses a mould which is used for producing a vaginal electrode plastic base.

As shown in fig. 1 to 6, the vagina electrode plastic base mold comprises a fixed mold component 1, a movable mold component 2, a fixed component 3 and a guide component 4, wherein the fixed mold component 1 is opposite to the movable mold component 2 and is used for matching and molding the vagina electrode plastic base, and the guide component 4 is used for guiding the relative positions of the movable mold component 2 and the fixed mold component 1, so that no deviation is ensured to ensure the quality of the vagina electrode plastic base. When the vagina electrode plastic base mold is used for preparing products, the fixed mold component 1 and the movable mold component 2 are fixed through the fixing component 3, so that the fixed mold component 1 and the movable mold component 2 are mutually closed, and the precision of the vagina electrode plastic base is ensured. And when the vagina electrode plastic base mold needs to be put in storage, the fixed mold component 1 and the movable mold component 2 can be fixed through the fixing component 3, so that the fixed mold component 1 and the movable mold component 2 are mutually closed, and the internal original parts of the vagina electrode plastic base mold can be prevented from being damaged while the assembly precision of the vagina electrode plastic base is ensured.

Specifically, the fixed mold assembly 1 comprises a fixed mold base plate 10 and a fixed mold plate 11 which is positioned below the fixed mold base plate 10 and is fixedly connected with the fixed mold base plate 10. The central position of the fixed mold base plate 10 is provided with a positioning ring 12 penetrating through the fixed mold base plate 10, the fixed mold plate 11 is provided with a sprue 13 corresponding to the central position of the positioning ring 12 and a fixed mold groove portion (not shown) recessed from one side of the fixed mold plate 11 to the inside of the fixed mold plate 11, the positioning ring 12 corresponds to a gun platform position on the injection molding machine and is used for guiding the gun platform to enable the injection molding machine to accurately inject rubber materials into the vagina electrode plastic base mold, and the sprue 13 is used for guiding the injection molding rubber materials to enter the vagina electrode plastic base mold.

The fixed die assembly 1 further comprises a fixed die core 14 accommodated in the groove part of the fixed die and a plurality of fixed die cores 15 positioned in the fixed die core 14, and the fixed die cores 15 are used for being matched with the movable die assembly 2 to form the vagina electrode plastic base. In the present embodiment, the fixed mold cores 15 are provided in a number of two, and the two fixed mold cores 15 are oppositely provided in the fixed mold core 14. Indeed, in other embodiments, the number of fixed mold cores 15 may be other, and is not particularly limited herein, depending on the actual situation.

The movable mold assembly 2 comprises a movable mold base plate 20, cushion blocks 21 vertically arranged on two sides of the movable mold base plate 20 correspondingly, and a movable mold plate 22 fixedly connected with the movable mold base plate 20 and the cushion blocks 21, wherein the two cushion blocks 21, the movable mold base plate 20 and the movable mold plate 22 jointly enclose to form an accommodating space. The movable mold assembly 2 further comprises 4 support rods 23 accommodated in the accommodating space and fixed on the movable mold base plate 20, and the support rods 23 are used for supporting the movable mold plate 22 and preventing the movable mold plate 22 from deforming. The movable die plate 22 is a movable die recessed portion (not shown) recessed from the movable die plate 22 side toward the inside of the movable die plate 22. The movable mold assembly 2 further comprises an ejection unit 7 accommodated in the accommodating space, a movable mold core 24 accommodated in the groove portion of the movable mold, and a plurality of movable mold cores 25 located in the movable mold core 24. In this embodiment, the number of the fixed mold cores 15 is two, two fixed mold cores 15 are oppositely arranged in the movable mold core 24 and each fixed mold core 15 has one movable mold core 25 corresponding to the position thereof. A fixed mold core 15 is fitted with a movable mold core 25 to form a molding cavity. The movable mold base plate 20, the cushion block 21 and the movable mold plate 22 are sequentially arranged from bottom to top, and the fixed mold base plate 10 and the fixed mold plate 11 are sequentially arranged from top to bottom, so that the fixed mold component 1 and the movable mold component 2 can be relatively matched.

The injection molding assembly 5 comprises an injection molding pipeline 51 and an injection molding port 52, the injection molding pipeline 51 is connected with the sprue 13 and the injection molding port 52, the number of the injection molding ports 52 is multiple, the multiple injection molding ports 52 are separated from one side of the molding cavity, and two injection molding ports 52 in the multiple injection molding ports 52 are oppositely arranged on two sides of the molding cavity.

The molding cavity includes a first cavity portion 611 and a second cavity portion 612 communicating with the first cavity portion 611. The first cavity portion 611 is of a cylinder-like structure, and the second cavity portion 612 is of a crescent-like structure. The number of the injection ports 52 provided in the molding cavity is 3, wherein two injection ports 52 are oppositely arranged on both sides of the first cavity part 611, and the other injection port 52 is arranged on one side of the second cavity part 612. The two injection ports 52 are oppositely arranged at two sides of the first cavity part 611, so that feed liquid used for injection molding can be uniformly distributed in the first cavity part 611, and the first cavity part 611 is easier to form. It should be noted that, in the present embodiment, the number of the injection openings 52 is 3, and in other embodiments, the number of the injection openings 52 may also be set to other numbers.

The fixed mold core 15 is provided with a first cavity 151 and a second cavity 152, the first cavity 151 and the second cavity 152 are arranged in a central symmetry manner, the movable mold core 25 is provided with a third cavity 251 and a fourth cavity 252, and the third cavity 251 and the fourth cavity 252 are in a central symmetry manner. The first cavity 151 and the third cavity 251 cooperate to form a first cavity 61, and the second cavity 152 and the fourth cavity 252 form a second cavity 62. In other embodiments, the fixed mold core 15 may be provided with other numbers of cavities, but it is also sufficient that the number of the movable mold cores 25 is the same as that of the fixed mold cores 15.

In the present embodiment, six injection ports 52 are provided, wherein three injection ports 52 are provided in the first cavity 61, three injection ports 52 are provided in the second cavity 62, and the injection ports 52 in the first cavity 61 and the injection ports 52 in the second cavity 62 are arranged in a central symmetry manner. It should be noted that, in this embodiment, the injection pipe 51 connected to the injection port 52 at least partially passes through the stationary mold core 14, the injection pipe 51 is connected to the injection port 52 through the gate 13, the injection pipe 51 includes a first pipe portion 511 partially disposed parallel to the stationary mold core 14, a second pipe portion 512 partially disposed perpendicular to the first pipe portion 511, and a third pipe portion 513 partially disposed perpendicular to the second pipe portion 512, that is, the third pipe portion 513 is also disposed parallel to the stationary mold core 14, wherein the third pipe portion 513 is connected to the injection port 52, and the horizontally disposed third pipe portion 513 is connected to the injection port 52, so that the plastic solution used for injection molding can be uniformly distributed in the movable mold cavity, and the plastic base for the vaginal electrode can be more easily molded.

The first cavity 61 and the second cavity 62 are both provided with a vaginal electrode 81 and a lead 82 which is detachable from the vaginal electrode 81 to form a vaginal electrode plastic base for accommodating the vaginal electrode 81 and the lead 82, namely a molded product finally produced by the mold. A through hole 253 is provided at each of the edges of the first cavity 61 and the second cavity 62, and the conductive wire 82 enters the first cavity 61 at least partially through the through hole 253. The movable mold core 25 is also provided with a through cavity 26 communicated with the molding cavity, and the through cavity 26 is of a cuboid-like structure.

The movable mold assembly 2 further includes an ejector unit 7 accommodated in the accommodating space, and the ejector unit 7 includes an ejector block 27 disposed in the through cavity 26, an ejector pin (not shown) disposed close to the ejector block 27 and facing the fixed mold assembly 1, and an ejector pin push plate 71 for pushing the ejector pin. The surface of the pushing block 27 close to one side of the molding cavity is a curved surface, and in an initial state, the curved surface is completely attached to the lower surface of the first cavity part 611 to form a part of the vaginal electrode plastic base product. Under the ejection state, the ejector block 27 is arranged in the through cavity 26, the ejector block 27 is driven to move relatively in the through cavity 26 by the pushing of the ejector pin, the ejector piece pushes the vagina electrode plastic base to move towards the fixed die component 1, the product is ejected more easily due to the large surface area of the ejector block 27 when the ejector block 27 is used for ejecting the product, and the ejector block 27 is attached to the product during ejection because the surface of the ejector block 27 in contact with the product is a curved surface, so that the product is not damaged during ejection.

The injection molding machine is provided with a mandril (not shown), the movable mold base plate 20 is provided with a mandril through hole 253 matched with the mandril, and the mandril passes through the mandril through hole 253 to be abutted against the thimble push plate 71, so that when the injection molding machine pushes the mandril, the mandril is pushed to sequentially push the thimble push plate 71, the thimble and the ejector block 27 to move along the movement direction of the mandril. The ejector plate 71 also retains one end of the ejector pin so that the ejector block 27 can be pushed by the ejector pin to move toward the fixed die assembly 1. The ejector block 27 is matched with the injection-molded vaginal electrode plastic base, and can eject the vaginal electrode plastic base from the driven mold core 24 after the mold of the vaginal electrode plastic base is opened.

The ejecting unit 7 further includes a reset unit 73, the reset unit 73 includes a reset rod 731 and springs 732 sleeved on the reset rod 731, the number of the reset rod 731 and the number of the springs 732 are 4, and the reset rods 731 and the springs 732 are uniformly distributed on 4 corners of the ejector pin push plate 71. One end of the reset rod 731 is limited between the movable mold base plate 20 and the ejector pin push plate 71, the other end of the reset rod 731 can freely penetrate through the movable mold plate 22 and abut against the fixed mold plate 11, and the reset rod 731 is arranged around the ejector pin, so that the reset rod 731 can guide the ejector pin push plate 71 and the ejector pin, and the ejector pin is prevented from moving obliquely and being damaged. When the ejector pin pushes the product, the reset rod 731 can assist in pushing the fixed mold plate 11. The spring 732 has a portion that extends into the moving platen 22 to position itself relative to the moving platen 22, and another portion that extends beyond the moving platen 22 and the protruding portion abuts the push plate. When the vaginal electrode plastic base mold is opened, the ejector pins are pushed out by the ejector rods of the injection molding machine, the product is taken out, the ejector rods return, the ejector units 7 can reset through the elastic force of the springs 732, and the vaginal electrode plastic base mold is closed. However, when the spring 732 fails or the reset fails due to external reasons, the plastic base mold for the vaginal electrode is closed, and the reset rod 731 can directly abut against the fixed mold plate 11, so that the ejector pin is prevented from directly receiving the acting force of closing the mold, and the ejector pin is protected from being damaged.

In the utility model, when a gun platform of an injection molding machine injects materials into a cavity through a sprue 13, a vagina electrode plastic base can be molded, then the groove on the sliding block is separated by pulling the sliding rail connecting piece open, and then the ejection unit 7 ejects the vagina electrode plastic base, so that the whole injection molding process is completed.

In order to rapidly cool and mold a molded product and keep the temperature of the whole vaginal electrode plastic base mold constant, a circulating water path is further arranged in the vaginal electrode plastic base mold, and the structure enables the circulating water path to surround the molding cavity.

The guiding assembly 4 includes a guiding post 41 and a guiding sleeve 42 sleeved on the guiding post 41. The guide pillars 41 are arranged to be 4, are uniformly distributed at 4 corners of the fixed die base plate 10, and are limited between the fixed die base plate 10 and the injection molding machine. One end of the guide post 41 is engaged with the fixed mold base plate 10, and the other end thereof is freely inserted into the pad 21. The fixed die assembly 1 and the movable die assembly 2 are both provided with guide sleeves 42, and the guide sleeves 42 are correspondingly matched with the guide columns 41 and are uniformly distributed on 4 corners of the fixed die plate 11 and the movable die plate 22. When the vagina electrode plastic base mold is opened, the guide post 41 is separated from the guide sleeve 42 in the movable mold plate 22, the movable mold component 2 is far away from the fixed mold component 1, when the vagina electrode plastic base mold is closed, the guide post 41 penetrates the guide sleeve 42 in the movable mold plate 22, and the movable mold component 2 and the fixed mold component 1 form a cavity for molding the vagina electrode plastic base.

The fixed assembly 3 comprises a fixed strip 31, fixing holes are formed in two ends of the fixed strip 31, and screws 32 or bolts 32 fix the fixed strip 31 on the fixed die plate 11 and the movable die plate 22 through the two fixing holes, so that the relative positions of the fixed die assembly 1 and the movable die assembly 2 are guaranteed to be unchanged.

The utility model has the beneficial effects that: the fixed die core and the movable die core are matched to form a molding cavity, a plurality of injection molding ports distributed in the molding cavity are arranged to facilitate injection molding of the vaginal electrode plastic base, the mold is used for large-area production, the matching precision of the mold is high, the product is good in injection molding, free of defects, stable in volume production, and even meets or exceeds the drawing requirements on the dimensional tolerance and the appearance of a finished product.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the utility model. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. A vaginal electrode plastic base mold comprising:

its characterized in that, the cover half core forms the shaping die cavity with the cooperation of movable mould core, vagina electrode plastics base mould still includes the subassembly of moulding plastics, the subassembly of moulding plastics is including the mouth of moulding plastics and intercommunication the pipeline of moulding plastics of mouth and runner, the mouth of moulding plastics is located between movable mould benevolence and the cover half mould benevolence and with shaping die cavity intercommunication, the quantity that the mouth of moulding plastics set up is a plurality of, and is a plurality of the mouth of moulding plastics is apart from being located one side of shaping die cavity.

2. The vaginal electrode plastic base mold as claimed in claim 1, wherein two of the injection ports are oppositely disposed on opposite sides of the molding cavity.

3. The vaginal electrode plastic base mold as claimed in claim 2, wherein the molding cavities include a first cavity portion and a second cavity portion communicating with the first cavity portion; the injection molding openings are three in number, two of the injection molding openings are oppositely arranged on two sides of the first cavity part, and the other injection molding opening is arranged on one side of the second cavity part.

4. The vaginal electrode plastic base mold as claimed in claim 1, wherein the vaginal electrode and the lead are further disposed in the molding cavity, the molding cavity is provided with a through hole, and the lead at least partially enters the molding cavity through the through hole.

5. The plastic base mold for the vaginal electrode as claimed in claim 1, wherein the movable mold core is formed with a through cavity communicating with the molding cavity, the ejection unit comprises an ejector block disposed in the through cavity, and an ejector pin disposed adjacent to the ejector block and facing the fixed mold assembly, the ejector block being pushed by the ejector pin to move relatively in the through cavity.

6. The vaginal electrode plastic base mold as claimed in claim 5, wherein the through cavity is of a cuboid-like structure.

7. The plastic base mold for the vaginal electrode as claimed in claim 1, wherein the fixed mold core is provided with a first cavity and a second cavity, and the first cavity and the second cavity are centrosymmetric; the movable mold core is provided with a third cavity and a fourth cavity, the third cavity and the fourth cavity are in central symmetry, the first cavity and the third cavity are matched to form a first cavity, and the second cavity and the fourth cavity form a second cavity.

8. The vaginal electrode plastic base mold as claimed in claim 1, wherein the ejection unit further comprises an ejector pin push plate and an orientation assembly, the orientation assembly comprising an orientation post and an orientation sleeve disposed in the ejector pin push plate.

9. The vaginal electrode plastic base mold according to claim 8, wherein the ejection unit further comprises a return unit, the return unit including a return rod and a spring sleeved on the return rod.

10. The vaginal electrode plastic base mold as claimed in claim 1, wherein the movable mold assembly further includes a support rod fixed to the movable mold base plate for supporting the movable mold plate.