CN212920310U

CN212920310U - Quick cooling arrangement for injection mold

Info

Publication number: CN212920310U
Application number: CN202021361024.7U
Authority: CN
Inventors: 刘鹏
Original assignee: Shenyang Shuguang Electronics Co ltd
Current assignee: Shenyang Shuguang Electronics Co ltd
Priority date: 2020-07-13
Filing date: 2020-07-13
Publication date: 2021-04-09
Anticipated expiration: 2030-07-13

Abstract

The utility model discloses a quick cooling arrangement for injection mold, concretely relates to injection mold technical field, including PMKD, PMKD's top demountable installation has quiet mould, the top of quiet mould is laminated mutually has the movable mould, PMKD's top fixedly connected with fixing base, the top demountable installation of fixing base has supply manifold, supply manifold's surface communicates with each other has first connecting tube, PMKD's top demountable installation has the collection manifold. The utility model discloses a set up the hose, utilized the hose to be the straight tube for coolant water dwell time is shorter in the mould, thereby has guaranteed the speed and the quality of cooling water cooling mould, and has utilized a plurality of hoses and mould internal contact, makes the hose than the return bend not only area of contact differ a little, and the velocity of flow greatly increased of coolant water, thereby has avoided the coolant water to stop for a long time in the inside of mould and has caused the cooling water temperature height, problem that cooling efficiency descends.

Description

Quick cooling arrangement for injection mold

Technical Field

The utility model relates to an injection mold technical field, more specifically say, the utility model relates to an injection mold uses quick cooling arrangement.

Background

During injection molding, the mold temperature directly affects the quality of plastic products and also affects the injection period, so that the mold must be effectively cooled when in use, the mold temperature is kept in a certain range, the design work of a cooling channel is required to be carried out for effectively cooling the mold and improving the heat conduction efficiency of the mold, the mold is ensured to be effectively cooled according to experience, the distance between the center line of a cooling channel hole and the surface is about 1-2 times of the diameter of the cooling channel, the center distance of the cooling channel is about 3-5 times of the diameter of the cooling channel, in addition, the cooling is also related to the heat conduction performance of molding materials, and the mold cooling method comprises cooling, air cooling, oil cooling and the like, but the common method is water cooling.

However, in practical use, there still exist some disadvantages, such as:

first, the conventional water cooling method generally uses cooling water to perform a cooling operation inside a mold through a cooling pipe, and the cooling pipe is generally disposed inside the mold in a curved shape, and although the curved pipe can increase a cooling area with the mold, the cooling water inside the curved pipe stays inside the mold for a long time, and thus the temperature gradually increases, thereby reducing a cooling rate of the mold.

The temperature difference of the inlet and outlet cooling water of the mold is not too large during cooling, uneven surface cooling of the mold is avoided, and the length of the bent pipeline is longer, so that the cooling water in the bent pipeline can stay in the mold for a longer time, the temperature difference of the inlet and outlet water is larger, the quality of inner parts of the mold is reduced, and the practical value of the device is not facilitated.

Therefore, it is highly desirable to provide a rapid cooling apparatus for an injection mold through which cooling water rapidly passes.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned defect of prior art, the embodiment of the utility model provides an injection mold uses quick cooling arrangement, through setting up the hose, utilized the hose to be the straight tube, make the cooling water dwell time shorter in the mould, thereby the speed and the quality of cooling water cooling mould have been guaranteed, and a plurality of hoses and mould internal contact have been utilized, make the hose compare in the return bend not only area of contact differ by a few, and the velocity of flow greatly increased of cooling water, thereby avoided the cooling water to stop for a long time in the inside of mould and caused the cooling water temperature high, the problem that cooling efficiency descends, in order to solve the problem that proposes in 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 uses quick cooling arrangement, includes PMKD, PMKD's top demountable installation has quiet mould, the top of quiet mould is laminated mutually has the movable mould, PMKD's top fixedly connected with fixing base, the top demountable installation of fixing base has supply manifold, supply manifold's surface communicates with each other has first connecting long tube, PMKD's top demountable installation has collection manifold, collection manifold's surface communicates with each other has the second to connect the long tube, the tip of first connecting long tube communicates with each other there is flat pipe, flat pipe's surface communicates with each other there is the hose, supply manifold's surface communicates with each other there is the centrifugal pump, the other end of centrifugal pump communicates with each other there is mould temperature regulator, the straight flute hole with hose looks adaptation is seted up to the inside of quiet mould.

In a preferred embodiment, the supply manifold and the collection manifold are identical in structure, and the inner wall surface of the supply manifold is smooth.

In a preferred embodiment, the length of the first and second lengths of connective tubing ranges from twenty to thirty centimeters.

In a preferred embodiment, the number of the flat tubes is two, and the two flat tubes are respectively located on the left side and the right side of the static mold.

In a preferred embodiment, the other end of the hose is communicated with the second long connecting pipe, the number of the hoses is several, and the several hoses are respectively communicated with the outer surface of the flat pipe from top to bottom.

In a preferred embodiment, one end of the die temperature regulator is communicated with the collecting manifold, and the surface of the die temperature regulator is uniformly coated with a layer of anticorrosive paint.

In a preferred embodiment, the bottom end of the centrifugal pump is placed on the surface of a stationary base plate.

In a preferred embodiment, the number of the straight slot holes is matched with the number of the hoses, and the inner surfaces of the straight slot holes are smooth.

The utility model discloses a technological effect and advantage:

1. the utility model discloses a set up the hose, it is the straight tube to have utilized the hose, make the cooling water dwell time shorter in the mould, thereby guaranteed the speed and the quality of cooling water cooling mould, and utilized a plurality of hoses and mould internal contact, make the hose than the return bend not only area of contact differ a little, and the velocity of flow greatly increased of cooling water, thereby avoided the cooling water to stop for a long time in the inside of mould and caused the cooling water temperature high, the problem that cooling efficiency descends, greatly increased the device's result of use.

2. The utility model discloses a set up the hose, utilized the hose to be the straight tube for the cooling water is shorter than the return bend under same pressure dwell time in the mould, makes the cooling water import and export at the mould and makes the temperature differ less, thereby has increased the device's result of use, has improved the device's production processingquality, has further increased the device economic benefits.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic view of a partial structure of the present invention.

Fig. 3 is a schematic top view of the present invention.

Fig. 4 is the schematic view of the internal cutting structure of the static mold of the present invention.

Fig. 5 is a schematic view of the three-dimensional structure of the static mold of the present invention.

The reference signs are: 1. fixing the bottom plate; 2. static molding; 3. moving the mold; 4. a fixed seat; 5. a supply manifold; 6. a first connecting long pipe; 7. a second connecting long tube; 8. a collection manifold; 9. flat tubes; 10. a hose; 11. a centrifugal pump; 12. a mold temperature regulator; 13. a straight slot hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in 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.

As shown in the attached figures 1-5, the rapid cooling device for the injection mold comprises a fixed base plate 1, a fixed mold 2 is detachably mounted at the top end of the fixed base plate 1, a movable mold 3 is attached to the top end of the fixed mold 2, a fixed seat 4 is fixedly connected to the top end of the fixed base plate 1, a supply manifold 5 is detachably mounted at the top end of the fixed seat 4, a first connecting long pipe 6 is communicated with the surface of the supply manifold 5, a collecting manifold 8 is detachably mounted at the top end of the fixed base plate 1, a second connecting long pipe 7 is communicated with the outer surface of the collecting manifold 8, a flat pipe 9 is communicated with the end part of the first connecting long pipe 6, a hose 10 is communicated with the surface of the flat pipe 9, a centrifugal pump 11 is communicated with the surface of the supply manifold 5, a mold temperature regulator 12 is communicated with the other end of the centrifugal pump 11, a straight slot 13 matched with the hose 10 is formed in the fixed, the inner wall surface of the supply manifold 5 is smooth, the length value ranges of the first connecting long pipe 6 and the second connecting long pipe 7 are twenty centimeters to thirty centimeters, the number of the flat pipes 9 is two, the two flat pipes 9 are respectively positioned at the left side and the right side of the static mold 2, the other end of the hose 10 is communicated with the second connecting long pipe 7, the number of the hoses 10 is a plurality, the hoses 10 are respectively communicated with the outer surfaces of the flat pipes 9 from top to bottom, and the bottom end of the centrifugal pump 11 is placed on the surface of the fixed base plate 1.

Referring specifically to the description of fig. 5, the number of straight slot holes 13 matches the number of hoses 10, and the inner surface of the straight slot holes 13 is smooth.

The implementation mode is specifically as follows: straight slotted holes 13 are utilized.

The utility model discloses the theory of operation:

the first step is as follows: the operator first assembles the various components of the device normally and then starts the device normally.

The second step is that: then, the centrifugal pump 11 guides the cooling water inside the mold temperature regulator 12 into the static mold 2 through the supply manifold 5, meanwhile, when the cooling water passes through the flat pipe 9, the cooling water is equally divided into a plurality of parts and respectively enters each hose 10, the plurality of hoses 10 simultaneously cool the mold, then the cooling water rapidly passes through the inside of the hoses 10 and flows into the collection manifold 8 through the second connecting long pipe 7, and finally the cooling water flows back to the inside of the mold temperature regulator 12 through the collection manifold 8 again, so that the cooling operation of the mold is completed.

The third step: firstly, an operator normally closes the device, then the operator checks whether the fixity among all components of the device is normal, then aged and seriously worn parts in the device are replaced and maintained, the hose 10 is used as a straight pipe, so that the residence time of cooling water in a mould is short, the speed and the quality of the cooling water for cooling the mould are ensured, and the hose 10 is in contact with the inside of the mould, so that the contact area of the hose 10 is almost the same compared with that of a bent pipe, the flow rate of the cooling water is greatly increased, and finally, what needs to be supplemented is that the hose 10, the flat pipe 9 and other cooling components in the application can be simultaneously adapted to the static mould 2 and the movable mould 3, and the static mould 2 which is rapidly cooled is used as an example in the application.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an injection mold is with quick cooling arrangement, includes PMKD (1), the top demountable installation of PMKD (1) has quiet mould (2), the top of quiet mould (2) is laminated mutually has movable mould (3), the top fixedly connected with fixing base (4) of PMKD (1), its characterized in that: the top demountable installation of fixing base (4) has supply manifold (5), the surface of supply manifold (5) leads to there is first connection long tube (6), the top demountable installation of PMKD (1) has collection manifold (8), the surface of collecting manifold (8) leads to there is second connection long tube (7), the tip of first connection long tube (6) communicates with each other has flat pipe (9), the surface of flat pipe (9) communicates with each other has hose (10), the surface of supply manifold (5) leads to there is centrifugal pump (11), the other end of centrifugal pump (11) communicates with each other has mould temperature regulator (12), straight flute (13) with hose (10) looks adaptation are seted up to the inside of quiet mould (2).

2. The rapid cooling apparatus for an injection mold according to claim 1, wherein: the structure of the supply manifold (5) and the structure of the collection manifold (8) are the same, and the inner wall surface of the supply manifold (5) is smooth.

3. The rapid cooling apparatus for an injection mold according to claim 1, wherein: the length value of the first long connecting pipe (6) and the second long connecting pipe (7) ranges from twenty centimeters to thirty centimeters.

4. The rapid cooling apparatus for an injection mold according to claim 1, wherein: the number of the flat pipes (9) is two, and the two flat pipes (9) are respectively positioned at the left side and the right side of the static mould (2).

5. The rapid cooling apparatus for an injection mold according to claim 1, wherein: the other end of the hose (10) is communicated with the second connecting long pipe (7), the number of the hoses (10) is a plurality, and the hoses (10) are respectively communicated with the outer surface of the flat pipe (9) from top to bottom.

6. The rapid cooling apparatus for an injection mold according to claim 1, wherein: one end of the die temperature regulator (12) is communicated with the collecting manifold (8), and a layer of anticorrosive paint is uniformly coated on the surface of the die temperature regulator (12).

7. The rapid cooling apparatus for an injection mold according to claim 1, wherein: the bottom end of the centrifugal pump (11) is placed on the surface of the fixed bottom plate (1).

8. The rapid cooling apparatus for an injection mold according to claim 1, wherein: the number of the straight slotted holes (13) is matched with that of the hoses (10), and the inner surfaces of the straight slotted holes (13) are smooth.