CN217777636U

CN217777636U - Injection mold for producing medical bed part packaging lining capable of being formed at one time

Info

Publication number: CN217777636U
Application number: CN202221834116.1U
Authority: CN
Inventors: 刘仁付; 王雅珺
Original assignee: Taicang Hangyuan Packaging Products Co ltd
Current assignee: Taicang Hangyuan Packaging Products Co ltd
Priority date: 2022-07-14
Filing date: 2022-07-14
Publication date: 2022-11-11
Anticipated expiration: 2032-07-14

Abstract

The utility model discloses an injection mold of production usefulness of medical bed parts packing inside lining that can one shot forming, including lower plate and upper plate, the top of lower plate is provided with the parallels, and the top of parallels is provided with the lower bolster, the internal surface mounting of lower bolster has lower mold core, and the internal surface of lower mold core is provided with into die cavity. This but injection mold of one shot forming's medical bed part packing inside lining production usefulness, compare with current ordinary injection mold, the refrigerant advances to get into in the multiunit ripple copper pipe from the refrigerant pipeline, ripple copper pipe cooperation refrigerant cools off lower mould core, make the product of shaping intracavity cool off fast, ripple copper pipe cross section sudden change in succession, make the fluid flow rate and the direction of flow constantly change, improve fluidic turbulent intensity by a wide margin, destroy the laminar flow of bottom, make the flow state of fluid boundary layer change, thereby improve the inside and outside convection heat transfer coefficient of ripple copper pipe, make this injection mold possess high-efficient cooling structure, can accelerate the cooling of product.

Description

Injection mold for producing medical bed part packaging lining capable of being formed at one time

Technical Field

The utility model relates to a medical bed parts packing inside lining production technical field specifically is an injection mold that production of medical bed parts packing inside lining that can one shot forming was used.

Background

The medical bed is an appliance or other articles used for a human body, the effect of the medical bed on the surface of the human body is not suitable for obtaining pharmacological, immunological or metabolic means, but the medical bed can participate in the means and plays a certain auxiliary role, an injection mold is required to be used when a medical bed component packaging lining is produced, and the main material of the medical bed component packaging lining is EPS foam.

As in application No.: CN202020682595.4, the utility model discloses an injection mold for foam product, including the fixed die plate and arrange respectively in the fixed die plate both sides, but driving template and the driven template of horizontal slip, install the mounting flange who is connected with outside hydro-cylinder on the outer wall of driving template, the linkage mold opening device is installed to the upper end of fixed die plate, driving template and driven template, and the pipeline of moulding plastics is installed to the upper end of fixed die plate, and ejection of compact buffer is installed to the bottom of fixed die plate. After the device is opened, materials can fall down between the two templates, manual material taking is not needed, and safety accidents are avoided; two movable templates of this device can slide to the outside simultaneously, accomplish the die sinking.

The injection mold for foam articles similar to the above application currently has the following disadvantages:

the cooling effect of the existing injection mold is poor, a large amount of time is spent on cooling a formed product, and the production efficiency is reduced.

In view of the above, the present invention provides an injection mold for producing a one-step moldable inner liner of a medical bed component package, which is improved in view of the existing structure and defects, so as to achieve the purpose of higher practical value.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a but injection mold of one shot forming's production of medical bed part packing inside lining usefulness to solve the problem that provides among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an injection mold that production of medical bed parts packing inside lining that can one shot forming was used, includes lower plate and upper plate, the top of lower plate is provided with the parallels, and the top of parallels is provided with the lower bolster, the internal surface mounting of lower bolster has lower mold core, and the internal surface of lower mold core is provided with into the die cavity, the laminating of the surface top of lower mold core has last mold core, and goes up the surface mounting of mold core and have the cope match-plate pattern, the upper plate sets up in the top of cope match-plate pattern, the runner subassembly that is used for pouring into the raw materials is installed to the top of upper plate, the surface both sides of lower bolster are provided with and are used for refrigerated cooling module, and cooling module includes that the refrigerant pipeline advances, corrugated copper pipe and refrigerant pipeline go out, the one end that the refrigerant pipeline advances is provided with corrugated copper pipe, and corrugated copper pipe's one end is connected with the refrigerant pipeline and goes out.

Furthermore, two sizing blocks are symmetrically arranged along the center of the lower bottom plate, and the sizing blocks are rectangular.

Furthermore, the upper surface of the lower mold core is attached to the lower surface of the upper mold core, and the central axis of the lower mold core coincides with the central axis of the lower template.

Furthermore, the outer surface of the upper mold core is attached to the inner surface of the upper mold plate, and the section of the upper mold plate is U-shaped.

Furthermore, the central axis of the upper bottom plate coincides with the central axis of the upper template, and the upper bottom plate is rectangular.

Further, the sprue component comprises an injection molding opening and a runner, and the runner is connected below the injection molding opening.

Furthermore, the runner is along the horizontal direction equidistance distribution of the mouth of moulding plastics, and the runner link up each other with the mouth of moulding plastics.

Furthermore, the refrigerant pipeline inlet is communicated with the corrugated copper pipe, and the corrugated copper pipe is distributed at equal intervals along the vertical direction of the lower mold core.

Compared with the prior art, the beneficial effects of the utility model are that: the injection mold has a one-step forming structure, so that the production efficiency is effectively improved, the injection mold has a quick raw material injection structure and can improve the uniformity of injection materials, and the injection mold has a high-efficiency cooling structure and can accelerate the cooling of products;

1. the utility model has the advantages that through the arrangement of the lower mold core, the forming cavity and the upper mold core, the forming cavity is integrally arranged in the lower mold core, and the upper mold core serves as a sealing plate, so that the raw materials poured in the forming cavity can be integrally formed, the injection mold has a one-step forming structure, and the production efficiency is effectively improved;

2. the utility model discloses a setting of mouth and runner of moulding plastics, multiunit runner link up with the mouth of moulding plastics, and the raw materials that pours into in the mouth of moulding plastics flows into the shaping intracavity through multiunit runner, can even quick filling shaping chamber for this injection mold possesses the quick injection structure of raw materials, and can promote the homogeneity of notes material;

3. the utility model discloses a refrigerant pipeline advances, corrugated copper pipe and the setting that the refrigerant pipeline goes out, the refrigerant advances to get into in the multiunit corrugated copper pipe from the refrigerant pipeline, corrugated copper pipe cooperation refrigerant cools off the lower mould core, make the product of shaping intracavity cool off fast, the continuous sudden change of corrugated copper pipe cross section, make the fluid flow rate constantly change with the flow direction, improve fluidic turbulent intensity by a wide margin, destroy the laminar flow of bottom, make the flow state of fluid boundary layer change, thereby improve the inside and outside convection heat transfer coefficient of corrugated copper pipe, make this injection mold possess high-efficient cooling structure, can accelerate the cooling of product.

Drawings

FIG. 1 is a schematic view of the overall front sectional structure of the present invention;

FIG. 2 is a schematic view of the overall structure of the present invention;

FIG. 3 is a schematic perspective view of the gate assembly of the present invention;

fig. 4 is the schematic view of the cross-sectional enlarged structure of the corrugated copper pipe of the present invention.

In the figure: 1. a lower base plate; 2. sizing block; 3. a lower template; 4. a lower mold core; 5. a molding cavity; 6. an upper mold core; 7. mounting a template; 8. an upper base plate; 9. a gate assembly; 901. an injection molding port; 902. a flow channel; 10. a cooling assembly; 1001. refrigerant enters through a pipeline; 1002. a corrugated copper pipe; 1003. and (6) discharging the refrigerant from the refrigerant pipeline.

Detailed Description

As shown in figures 1-3, an injection mold for producing a one-step-formable medical bed component packaging lining comprises a lower base plate 1 and an upper base plate 8, wherein a sizing block 2 is arranged above the lower base plate 1, a lower base plate 3 is arranged above the sizing block 2, two sizing blocks 2 are symmetrically arranged along the central position of the lower base plate 1, the sizing block 2 is rectangular, a lower mold core 4 is arranged on the inner surface of the lower mold plate 3, a forming cavity 5 is arranged on the inner surface of the lower mold core 4, an upper mold core 6 is attached above the outer surface of the lower mold core 4, an upper mold plate 7 is arranged on the outer surface of the upper mold core 6, the upper surface of the lower mold core 4 is attached to the lower surface of the upper mold core 6, the central axis of the lower mold core 4 is coincident with the central axis of the lower mold plate 3, the forming cavity 5 is integrally arranged in the lower mold core 4, the upper mold core 6 serves as a sealing plate, so that raw materials poured in the forming cavity 5 can be integrally formed, the injection mold is provided with a one-step forming structure, the production efficiency is effectively improved, the outer surface of the upper mold core 6 is attached to the inner surface of the upper mold plate 7, the section of the upper mold plate 7 is U-shaped, the upper bottom plate 8 is arranged above the upper mold plate 7, the central axis of the upper bottom plate 8 is coincident with the central axis of the upper mold plate 7, the upper bottom plate 8 is rectangular, a sprue component 9 for injecting raw materials is arranged above the upper bottom plate 8, the sprue component 9 comprises an injection port 901 and a runner 902, the runner 902 is connected below the injection port 901, the runner 902 is equidistantly distributed along the horizontal direction of the injection port 901, the runner 902 is communicated with the injection port 901, a plurality of groups of runners 902 are communicated with the injection port 901, the raw materials injected into the injection port 901 flow into the forming cavity 5 through the plurality of groups of runners 902, and the forming cavity 5 can be uniformly and rapidly filled, make this injection mold possess the quick injection structure of raw materials, and can promote the homogeneity of annotating the material.

As shown in fig. 1 and 4, cooling assemblies 10 for cooling are arranged on two sides of the outer surface of the lower die plate 3, and each cooling assembly 10 comprises a refrigerant pipeline inlet 1001, a corrugated copper pipe 1002 and a refrigerant pipeline outlet 1003, one end of each refrigerant pipeline inlet 1001 is provided with a corrugated copper pipe 1002, one end of each corrugated copper pipe 1002 is connected with the refrigerant pipeline outlet 1003, each refrigerant pipeline inlet 1001 is communicated with the corresponding corrugated copper pipe 1002, the corrugated copper pipes 1002 are distributed equidistantly along the vertical direction of the lower die core 4, refrigerants enter the plurality of groups of corrugated copper pipes 1002 from the refrigerant pipelines inlet 1001, the corrugated copper pipes 1002 are matched with the refrigerants to cool the lower die core 4, products in the molding cavity 5 are rapidly cooled, the cross sections of the corrugated copper pipes 1002 continuously change suddenly, the flow rate and the flow direction of the fluids are continuously changed, the turbulence intensity of the fluids is greatly improved, the laminar flow of the bottom layer is damaged, the flow state of the fluid boundary layer is changed, the convection heat transfer coefficient inside and outside the corrugated copper pipes 1002 is improved, and the injection mold is provided with a high-efficiency cooling structure, and the cooling of the products can be accelerated.

The working principle is as follows: when the injection mold for producing the one-step formable medical bed component packaging lining is used, firstly, the lower template 3 is placed on the sizing block 2, the lower template 3 is matched with the upper template 7, meanwhile, the lower mold core 4 is matched with the upper mold core 6, a plurality of groups of runners 902 are communicated with the injection port 901, raw materials are injected from the injection port 901, the raw materials injected into the injection port 901 flow into the molding cavity 5 through the plurality of groups of runners 902, the molding cavity 5 can be uniformly and quickly filled, the whole molding cavity 5 is arranged in the lower mold core 4, the upper mold core 6 serves as a closing plate, the raw materials poured into the molding cavity 5 can be integrally molded, refrigerants enter the plurality of groups of corrugated copper pipes 1002 from refrigerant pipelines, the corrugated copper pipes 1002 are matched with the refrigerants to cool the lower mold core 4, the cross sections of the corrugated copper pipes 1002 continuously change suddenly, the flow velocity and the flow direction of the fluids are changed continuously, the turbulence intensity of the fluids is greatly improved, the laminar flow of the bottom layer is damaged, the flow state of a fluid boundary layer is changed, and the convection heat transfer coefficient inside and outside the corrugated copper pipes 1002 is improved, products in the molding cavity 5 are quickly cooled, and the lining principle of the one-step formable medical bed component packaging production work mold for producing the one-step formable medical bed component.

Claims

1. The utility model provides an injection mold that production of medical bed parts packing inside lining that can one shot forming was used, includes lower plate (1) and upper plate (8), its characterized in that, the top of lower plate (1) is provided with parallels (2), and the top of parallels (2) is provided with lower bolster (3), the internal surface mounting of lower bolster (3) has lower mold core (4), and the internal surface of lower mold core (4) is provided with into moulding chamber (5), the laminating of the surface top of lower mold core (4) has last mold core (6), and the surface mounting of going up mold core (6) has cope match-plate pattern (7), cope match-plate pattern (8) set up in the top of cope match-plate pattern (7), runner subassembly (9) that are used for pouring into the raw materials are installed to the top of cope match-plate pattern (8), the surface both sides of lower bolster (3) are provided with and are used for refrigerated cooling module (10), and cooling module (10) are including that the refrigerant pipeline advances (1001), corrugated copper pipe (1002) and the refrigerant pipeline goes out (1002), the one end that refrigerant pipeline (1002) advances (1001) is provided with corrugated copper pipe (1002), and corrugated pipe (1002) is connected with corrugated pipe (1003).

2. The injection mold for producing the one-step formable packaging lining of the medical bed parts as claimed in claim 1, wherein two of the back iron (2) are symmetrically arranged along the center of the lower base plate (1), and the back iron (2) is rectangular.

3. The injection mold for producing the one-step-formable packaging lining of the medical bed component as claimed in claim 1, wherein the upper surface of the lower mold core (4) is attached to the lower surface of the upper mold core (6), and the central axis of the lower mold core (4) coincides with the central axis of the lower mold plate (3).

4. The injection mold for producing the one-step formable packaging lining of the medical bed parts as claimed in claim 1, wherein the outer surface of the upper mold core (6) is fitted with the inner surface of the upper mold plate (7), and the cross-sectional shape of the upper mold plate (7) is "U" shaped.

5. The injection mold for producing the one-step formable packaging lining of the parts of the medical bed as claimed in claim 1, wherein the central axis of the upper base plate (8) coincides with the central axis of the upper mold plate (7), and the upper base plate (8) is rectangular.

6. An injection mold for producing a disposable medical bed component packaging lining as claimed in claim 1, wherein the gate component (9) comprises an injection port (901) and a runner (902), and the runner (902) is connected below the injection port (901).

7. An injection mold for producing a one-step formable packaging lining of a medical bed component as claimed in claim 6, wherein the runners (902) are equally spaced along a horizontal direction of the injection port (901), and the runners (902) are communicated with the injection port (901).

8. The injection mold for producing the once-formed packaging lining of the medical bed component as claimed in claim 1, wherein the refrigerant inlet (1001) is communicated with the corrugated copper pipe (1002), and the corrugated copper pipes (1002) are distributed at equal intervals along the vertical direction of the lower mold core (4).