CN219171525U

CN219171525U - Shell injection mold

Info

Publication number: CN219171525U
Application number: CN202223575164.6U
Authority: CN
Inventors: 廖金发
Original assignee: Dongguan Yixing Toys Co ltd
Current assignee: Dongguan Yixing Toys Co ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-06-13
Anticipated expiration: 2032-12-30

Abstract

The utility model discloses a shell injection mold, which relates to the technical field of injection molds and comprises an injection molding room and an injection molding pipe, wherein a fixed mold is fixedly arranged in the injection molding room through a fixed column, an electric telescopic rod is connected in the fixed mold, a push block is arranged on the fixed mold and is fixedly connected with the electric telescopic rod, after the injection molding shell is cooled, the electric telescopic rod pushes the push block forwards to push out the injection molding shell, and the plastic shell does not need to be taken down manually, so that the injury rate is greatly reduced. The inner wall of one side in the injection molding room is fixedly provided with a hydraulic rod, the hydraulic rod is fixedly provided with a positioning die, and the hydraulic rod is used for pushing the positioning die to be attached to the fixed die and injecting the die through an injection molding pipe. The utility model solves the technical problem that the overheat causes injury to staff when the shell mould is taken out.

Description

Shell injection mold

Technical Field

The utility model relates to the technical field of injection molds, in particular to an injection mold for a shell.

Background

The plastic is an important organic synthetic polymer material, most of the plastic is light in weight, stable in chemical property and free from corrosion, so that the plastic is widely applied, is mainly manufactured by an injection mold, can be manufactured into a required plastic shell shape at one time through the injection mold, is high in efficiency, and is very suitable for industrial toy production; at present, after the injection molding of the plastic shell is finished, the plastic shell is easy to clamp in the mold, and needs to be taken out manually through means such as prying and clapping, so that the production efficiency is reduced, workers are easy to scald, and meanwhile, the plastic shell is deformed and damaged, and the product quality is reduced. For this purpose, we propose a housing injection mold to solve the above-mentioned problems.

Disclosure of Invention

The utility model provides a shell injection mold, which solves the technical problem that overheat causes injury to staff when the shell mold is taken out.

In order to solve the technical problems, the shell injection mold provided by the utility model comprises an injection molding room and an injection molding pipe, wherein a fixed mold is fixedly arranged in the injection molding room through a fixed column, an electric telescopic rod is connected in the fixed mold, a heat radiating component is arranged at the top of the fixed mold, a hydraulic rod is fixedly arranged on the inner wall of one side in the injection molding room, a positioning mold is fixedly arranged on the hydraulic rod, and a cooling component is connected in the positioning mold.

Preferably, the heat dissipation assembly comprises a heat conduction rod arranged at the top of the fixed die, and a heat dissipation fin is connected above the heat conduction rod.

Preferably, the cooling assembly comprises a cooling water tank, a standby water tank and a main water tank arranged on the back side between the injection molding and the injection molding, wherein the cooling water tank, the standby water tank and the main water tank are communicated, the main water tank is connected with a water pipe to the inside of the positioning mold, one end of the water pipe is connected with a water pump, and the other end of the water pump is connected with a water drain pipe to the inside of the cooling water tank.

Preferably, a heat dissipation hole is formed in the top of the injection molding room, the heat dissipation hole is used for installing a heat conduction rod, and a filter screen is arranged at the rest empty part in the heat dissipation hole.

Preferably, a pushing block is arranged on the fixed die and is fixedly connected with the electric telescopic rod.

Preferably, a rectangular cooling groove is arranged in the positioning die and connected with the water delivery pipe, and the cooling groove is positioned at the middle part of the positioning die.

Compared with the related art, the shell injection mold provided by the utility model has the following beneficial effects:

according to the utility model, the mold is subjected to injection molding through the injection molding pipe, and the heat quantity remained in the injection molding shell is more after the injection molding, at the moment, the heat conducting rod guides the heat quantity on the fixed mold, the heat conducting rod guides the heat quantity out through the radiating fin, the water pump is started, the water in the main water tank is pumped out to the cooling groove in the positioning mold, the water flow is used for cooling the positioning mold, finally the electric telescopic rod is started to push the pushing block to push out the shell mold, the shell mold is cooled through the left side and the right side, the cooling speed is improved, the cooling is more uniform, and the situation that adhesion exists at corners is avoided.

Drawings

FIG. 1 is a schematic view of a structure of an injection mold for a housing;

FIG. 2 is a schematic elevational view of an injection mold for a housing;

FIG. 3 is a schematic top view of an injection mold for a housing;

fig. 4 is a sectional view of a positioning mold of an injection mold for a housing.

Reference numerals in the drawings: 1. injection molding; 2. fixing the column; 3. an electric telescopic rod; 4. fixing a die; 5. positioning a mold; 6. a hydraulic rod; 7. a water pump; 8. a water pipe; 9. a drain pipe; 10. injection molding a tube; 11. a heat conduction rod; 12. a heat sink; 13. a cooling water tank; 14. a spare water tank; 15. a main water tank; 16. a heat radiation hole; 17. and pushing the block.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present utility model and are not to be construed as limiting the present utility model.

In the description of the present utility model, it should be understood that if there are terms such as "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., the indicated azimuth or positional relationship is based on the azimuth or positional relationship shown in the drawings, it is merely for convenience of description and simplification of the description, and does not indicate or imply that the indicated apparatus or element must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more of the described features. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In the description of the present utility model, it should be noted that the terms "mounted," "connected," and "coupled" are to be construed broadly, as well as, for example, fixedly coupled, detachably coupled, or integrally coupled, unless otherwise specifically indicated and defined. Either mechanically or electrically. Can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

The first embodiment is given by fig. 1-3, a shell injection mold, including 1 between the moulding plastics, the pipe 10 moulds plastics, the fixed mould 4 that is provided with through fixed column 2 is fixed in 1 between the moulding plastics, be connected with an electric telescopic handle 3 in the fixed mould 4, set up a pusher 17 on the fixed mould 4, pusher 17 and electric telescopic handle 3 fixed connection, after the shell cooling of moulding plastics is accomplished, promote pusher 17 forward through electric telescopic handle 3 and release the shell of moulding plastics, need not the manual work and take off the plastics shell, greatly reduce the injury rate. The inner wall of one side in the injection molding room 1 is fixedly provided with a hydraulic rod 6, the hydraulic rod 6 is fixedly provided with a positioning die 5, the hydraulic rod 6 is used for pushing the positioning die 5 to be attached to the fixed die 4, and the die is injected through an injection molding pipe 10.

The fixed die 4 top is provided with the radiator unit, and the radiator unit is including setting up the heat conduction stick 11 at fixed die 4 top, and heat conduction stick 11 top is connected with fin 12, and the heat on the shell mould is remained more after the completion of moulding plastics, if it is longer to lean on the time that natural cooling spent, influences production efficiency, consequently with the partial heat conduction of mould to heat conduction stick 11 give fin 12 again with heat transfer, carries out rapid cooling through fin 12, and fin 12 exposes in moulding plastics room 1, can be better contact natural air and cool off.

A radiating hole 16 is formed in the top of the injection molding room 1, the radiating hole 16 is used for installing the heat conducting rod 11, a filter screen is arranged at the rest empty part in the radiating hole 16, and dust in air can be effectively prevented from entering the injection molding room 1, so that the quality of a shell mold is affected.

In the second embodiment, shown in fig. 1-4, an injection mold for a shell comprises an injection molding room 1 and an injection molding pipe 10, wherein a fixing mold 4 is fixedly arranged in the injection molding room 1 through a fixing column 2, an electric telescopic rod 3 is connected in the fixing mold 4, a push block 17 is arranged on the fixing mold 4, the push block 17 is fixedly connected with the electric telescopic rod 3, after the injection molding of the shell is completed, the electric telescopic rod 3 is used for pushing the push block 17 forward to push out the injection molding of the shell, the plastic shell does not need to be taken down manually, and the damage rate is greatly reduced. The inner wall of one side in the injection molding room 1 is fixedly provided with a hydraulic rod 6, the hydraulic rod 6 is fixedly provided with a positioning die 5, the hydraulic rod 6 is used for pushing the positioning die 5 to be attached to the fixed die 4, and the die is injected through an injection molding pipe 10.

The positioning die 5 is internally connected with a cooling component, the cooling component comprises a cooling water tank 13, a standby water tank 14 and a main water tank 15, wherein the cooling water tank 13 is arranged on the back surface of the injection molding room 1, the cooling water tank 13 is used for storing used water, the standby water tank 14 is used for storing used water, the water in the main water tank 15 is used for cooling the positioning die 5, a pressure sensor is arranged in the main water tank 15, the cooling water tank 13, the standby water tank 14 and the main water tank 15 are communicated, an electric valve is arranged between the cooling water tank 13 and the standby water tank 14, when the water level in the main water tank 15 is lower, the water in the standby water tank 14 can be conveyed into the main water tank 15 for use, and the main water tank 15 is connected with a water pipe 8 to the inside of the positioning die 5.

The utility model discloses a location mould 5 is provided with the cooling groove of a rectangle in, the cooling groove is connected with raceway 8, the cooling groove is located the middle part of location mould 5, can effectually carry out even cooling to the shell mould of location mould 5 one side, raceway 8 one end is connected with water pump 7, after the completion of moulding plastics, take out the cooling groove in the location mould 5 with the water in the main water tank 15 through starting water pump 7, cool down location mould 5, the other end of water pump 7 is connected with a drain pipe 9 to cooling water tank 13 in, the water that has been cooled down uses can be conveyed to cooling water tank 13 through water pump 7 in cooling water tank 13, after cooling to the room temperature then can carry in reserve water tank 14. Through the cooling assembly on the fixed die 4 and the cooling assembly on the positioning die 5, the cooling time after injection molding can be effectively reduced, so that the work damage rate is reduced while the work efficiency is improved.

Working principle: firstly, the hydraulic rod 6 pushes the positioning die 5 to be attached to the fixed die 4, the die is injected through the injection pipe 10, the residual heat of the injection molding shell is more after injection molding, at this time, the heat conducting rod 11 can guide the heat on the fixed die 4, the heat conducting rod is led out through the cooling fin 12, the water pump 7 can also be started, the water in the main water tank 15 is pumped out to the cooling groove in the positioning die 5, the hydraulic rod 6 cools the positioning die 5 through water flow, after cooling is finished, the hydraulic rod 6 can shrink, at this time, the shell die is pushed out through the push block 17 pushed by starting the electric telescopic rod 3, the shell die is cooled through the left side and the right side, the cooling speed is improved, at the same time, the cooling is more uniform, and the situation that adhesion exists at corners is avoided.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a shell injection mold, includes between (1) moulding plastics, injection molding pipe (10), its characterized in that, fixedly provided with fixed mould (4) through fixed column (2) in between (1) moulding plastics, fixed mould (4) in-connection has an electric telescopic handle (3), fixed mould (4) top is provided with radiator unit, fixedly provided with hydraulic stem (6) on one side inner wall in between (1) moulding plastics, hydraulic stem (6) are fixed to be provided with positioning die (5), positioning die (5) internal connection has cooling subassembly.

2. A housing injection mould according to claim 1, characterized in that the heat dissipation assembly comprises a heat conducting rod (11) arranged at the top of the fixed mould (4), and a heat sink (12) is connected above the heat conducting rod (11).

3. The shell injection mold according to claim 1, wherein the cooling assembly comprises a cooling water tank (13), a standby water tank (14) and a main water tank (15) arranged on the back of the injection molding room (1), the cooling water tank (13), the standby water tank (14) and the main water tank (15) are communicated, the main water tank (15) is connected with a water pipe (8) to the inside of the positioning mold (5), one end of the water pipe (8) is connected with a water pump (7), and the other end of the water pump (7) is connected with a water drain pipe (9) to the inside of the cooling water tank (13).

4. The housing injection mold according to claim 2, wherein a heat dissipation hole (16) is formed in the top of the injection molding room (1), the heat dissipation hole (16) is used for installing the heat conduction rod (11), and a filter screen is arranged at the remaining empty part in the heat dissipation hole (16).

5. The injection mold for the shell according to claim 1, wherein a push block (17) is arranged on the fixed mold (4), and the push block (17) is fixedly connected with the electric telescopic rod (3).

6. The shell injection mold according to claim 1, wherein a rectangular cooling groove is arranged in the positioning mold (5), the cooling groove is connected with the water delivery pipe (8), and the cooling groove is positioned at the middle most part of the positioning mold (5).