Even cooling and shaping device for demolding of injection molded part

Abstract

The utility model discloses a uniform cooling and shaping device for demoulding of an injection molded part, which comprises two support plates, a cooling water tank arranged between the two support plates, a lower template arranged at the upper part of the cooling water tank, an upper template connected with the upper part of the lower template in a sliding manner, and a plurality of groups of mounting grooves arranged at the bottom of the upper template and the top of the lower template, an upper mold is installed in an installation groove formed in the upper mold plate, a lower mold is installed in an installation groove formed in the lower mold plate, cooling water pipes are arranged on the outer walls of the lower mold and the upper mold, a fixing plate is welded to the top ends of the two sets of supporting plates, and a push rod motor is installed at the bottom of the fixing plate and connected with the top surface of the upper mold plate. By arranging the water tank, the water pump, the cooling water pipe and the like, the purpose of uniformly cooling injection molding parts in the upper mold and the lower mold can be achieved, the dimensional stability and the surface quality of products are improved, and by arranging the cooling water pipe, the cooling-water machine, the water tank and the like, the purpose of recycling cooling water is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of injection molding part cooling and shaping, in particular to an injection molding part demoulding uniform cooling and shaping device. Background Technique

[0002] Injection molding refers to a method of completely melting plastic materials through screw stirring at a certain temperature, injecting them into a mold cavity under high pressure, and obtaining molded products after cooling and solidification. In the production process of car door handles, injection molding is usually used to complete. After injection molding, the injection molding parts need to be cooled to facilitate better shaping and demoulding. However, in the existing molds during cooling and demoulding, there is often a problem of uneven cooling, which greatly affects the dimensional stability and surface quality of the products. Content of the Utility Model

[0003] The purpose of the utility model is to provide an injection molding part demoulding uniform cooling and shaping device for the deficiencies of the prior art to solve the problems raised in the background technique.

[0004] To achieve this purpose, the utility model adopts the following technical solutions:

[0005] An injection molding part demoulding uniform cooling and shaping device includes a support plate. There are two support plates, and a cooling water tank is fixedly installed at the lower part of the side where the two support plates are close to each other. An upper template is fixedly installed at the upper part of the side where the two support plates are close to each other and located above the cooling water tank. A lower template is slidably connected to the upper part of the side where the two support plates are close to each other and located above the lower template. Multiple groups of installation grooves are opened at the bottom of the upper template and the top of the lower template. The upper mold is installed in the installation grooves opened on the upper template, and the lower mold is installed in the installation grooves opened on the lower template. Cooling water pipes are arranged on the outer walls of the lower mold and the upper mold. The tops of the two groups of support plates are welded with a fixing plate, and a push rod motor is fixedly installed on the bottom surface of the fixing plate through bolts. The output end of the push rod motor is fixedly connected to the top surface of the upper template.

[0006] As a preferred scheme of the injection molding part demoulding uniform cooling and shaping device, two chutes are opened on the side where the two groups of support plates are close to each other. Sliders are placed in the chutes, and the outer walls of the sliders are fixedly connected to both sides of the upper template. The cross-section of the chute is in a T shape.

[0007] As a preferred scheme of the injection molding part demoulding uniform cooling and shaping device, an injection port corresponding to the upper mold installed in the installation grooves opened on the upper template is arranged on the side of the upper template facing the front.

[0008] As a preferred embodiment of the uniform cooling and shaping device for injection molded parts, an installation groove is formed on the left side of the cooling water tank, and a chiller is fixedly installed in the installation groove. A cooling fan is also fixedly installed in the installation groove formed in the cooling water tank.

[0009] As a preferred embodiment of the uniform cooling and shaping device for injection molded parts, a water pump is installed in the cooling water tank, and the output end of the water pump is connected to one end of a cooling water pipe provided on the outer wall of the rightmost lower mold.

[0010] As a preferred embodiment of the uniform cooling and shaping device for injection molded parts, the water outlet end of the cooling water pipe provided on the outer wall of the leftmost lower mold is connected to the input end of the chiller, and the drain port of the chiller penetrates and extends into the interior of the cooling water tank.

[0011] Advantages of the present utility model:

[0012] (1) In the uniform cooling and shaping device for injection molded parts of the present utility model, by setting a water tank, a water pump, a cooling water pipe, etc., the water pump in the cooling water tank can be turned on. Since the cooling water pipes provided on the outer wall of the upper mold and the outer wall of the lower mold are connected when the upper mold and the lower mold are combined, the cooling water pipe at this time surrounds the outer circle of the upper mold and the lower mold, so as to achieve the purpose of uniformly cooling the injection molded parts in the upper mold and the lower mold, greatly improving the dimensional stability and surface quality of the product.

[0013] (2) In the uniform cooling and shaping device for injection molded parts of the present utility model, by setting a cooling water pipe, a chiller and a water tank, etc., the water in the cooling water pipe can flow into the chiller, and the water in the cooling water pipe can be cooled by the chiller. At the same time, the cooling fan can be turned on to cool the chiller. After being cooled by the chiller, the cooling water can be discharged into the cooling water tank, and at the same time, the purpose of recycling the cooling water is realized. Description of the drawings

[0014] In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required to be used in the embodiments of the present utility model will be briefly introduced below. Obviously, the following described drawings are only some embodiments of the present utility model. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative efforts.

[0015] Figure 1 It is a front structural schematic diagram of the uniform cooling and shaping device for injection molded parts described in the present utility model.

[0016] Figure 2 It is a structural schematic diagram of the upper template in the rising state described in the present utility model.

[0017] Figure 3 It is a schematic structural diagram of the cooling water pipe described in the present utility model.

[0018] Figure 4 It is a schematic rear view structural diagram of the uniform cooling and shaping device for the injection molded part described in the present utility model.

[0019] In the figure:

[0020] 1. Support plate; 2. Cooling water tank; 3. Cooling fan; 4. Lower template; 5. Injection port; 6. Upper template; 7. Push rod motor; 8. Fixed plate; 9. Lower mold; 10. Upper mold; 11. Cooling water pipe; 12. Chiller. Specific embodiments

[0021] The technical solution of the present utility model will be further described below in conjunction with the accompanying drawings and through specific embodiments.

[0022] Among them, the accompanying drawings are only for illustrative purposes, showing only schematic diagrams, not physical diagrams, and should not be construed as a limitation to this patent; in order to better illustrate the embodiments of the present utility model, some components in the accompanying drawings will be omitted, enlarged or reduced, which do not represent the dimensions of the actual product; for those skilled in the art, it is understandable that some well-known structures and their descriptions in the accompanying drawings may be omitted.

[0023] In the accompanying drawings of the embodiments of the present utility model, the same or similar reference numerals correspond to the same or similar components; in the description of the present utility model, it should be understood that if terms such as "upper", "lower", "left", "right", "inner", "outer", etc. are used to indicate the orientation or positional relationship, it is based on the orientation or positional relationship shown in the accompanying drawings, and is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, so the terms describing the positional relationship in the accompanying drawings are only for illustrative purposes and should not be construed as a limitation to this patent. For those of ordinary skill in the art, the specific meanings of the above terms can be understood according to specific circumstances.

[0024] In the description of the present utility model, unless otherwise clearly defined and limited, if terms such as "connection" are used to indicate the connection relationship between components, this term should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or integrated; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the internal communication of two components or the interaction relationship between two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0025] Such as Figures 1 to 4As shown in the figure, the utility model provides an injection molding part demolding and uniform cooling and shaping device, including two support plates 1 which play a supporting role. A cooling water tank 2 is fixedly installed at the lower part of the side of the two support plates 1 close to each other, which can hold cooling water. A lower template 4 is fixedly installed at the upper part of the side of the two support plates 1 close to each other and above the cooling water tank 2. An upper template 6 is slidably connected at the upper part of the side of the two support plates 1 close to each other and above the lower template 4. Multiple groups of installation grooves are opened at the bottom of the upper template 6 and the top of the lower template 4, which can facilitate the installation of the mold. The upper mold 10 is installed in the installation groove opened on the upper template 6, and the lower mold 9 is installed in the installation groove opened on the lower template 4. Cooling water pipes 11 are arranged on the outer walls of the lower mold 9 and the upper mold 10, which can cool the injection molding parts in the upper mold 10 and the lower mold 9. The tops of the two groups of support plates 1 are welded with a fixing plate 8, and a push rod motor 7 is fixedly installed on the bottom surface of the fixing plate 8 through bolts. The output end of the push rod motor 7 is fixedly connected with the top surface of the upper template 6. Starting the push rod motor 7, the output end of the push rod motor 7 can drive the upper template 6 to move upward and drive the upper mold 10 to separate from the lower mold 9, which is convenient for taking out the injection molding parts of the vehicle handle after cooling.

[0026] In this embodiment, two chutes are opened on the side of the two groups of support plates 1 close to each other. Sliders are placed in the chutes, and the outer walls of the sliders are fixedly connected with both sides of the upper template 6. The cross-section of the chute is T-shaped, which can facilitate the movement of the upper template 6. An injection port 5 corresponding to the upper mold 10 installed in the installation groove opened on the upper template 6 is arranged on the side of the upper template 6 facing the front. Injection can be carried out into the upper mold 10 and the lower mold 9 through the injection port 5. An installation groove is opened on the left side of the cooling water tank 2, and a chiller 12 is fixedly installed in the installation groove, which can cool the water in the cooling water pipe 11. A cooling fan 3 is also fixedly installed in the installation groove opened on the cooling water tank 2, which can blow air to cool the chiller 12. A water pump is installed in the cooling water tank 2, and the output end of the water pump is connected to one end of the cooling water pipe 11 arranged on the outer wall of the rightmost lower mold 9. The water outlet end of the cooling water pipe 11 arranged on the outer wall of the leftmost lower mold 9 is connected to the input end of the chiller 12, and the drain port of the chiller 12 penetrates and extends into the interior of the cooling water tank 2. The water pump in the cooling water tank 2 can be started, and at this time, the cooling water can cool the injection molding parts in the upper mold 10 and the lower mold 9 through the cooling water pipe 11.

[0027] The working principle and usage process of the utility model:

[0028] For the uniform cooling and shaping device of the injection molded part, first, an injection molding machine can be used to inject into the upper mold 10 and the lower mold 9 through the injection port 5. After injecting multiple upper molds 10 and lower molds 9, the water pump in the cooling water tank 2 can be turned on at this time. At this time, the cooling water can cool the injection molded parts in the upper mold 10 and the lower mold 9 through the cooling water pipe 11. Since when the upper mold 10 and the lower mold 9 are combined together, the cooling water pipe 11 provided on the outer wall of the upper mold 10 is connected to the cooling water pipe 11 provided on the outer wall of the lower mold 9. And after being connected, the cooling water pipe 11 at this time surrounds the outer circles of the upper mold 10 and the lower mold 9, so as to achieve the purpose of uniformly cooling the injection molded parts in the upper mold 10 and the lower mold 9, greatly improving the dimensional stability and surface quality of the product. After that, the water in the cooling water pipe 11 can flow into the chiller 12, and the chiller 12 can cool the water in the cooling water pipe 11. At the same time, the cooling fan 3 can be turned on to cool the chiller 12. The cooling water after being cooled by the chiller 12 can be discharged into the cooling water tank 2, and at the same time, the purpose of recycling the cooling water is also achieved.

[0029] It should be noted that the above specific implementation manners are only the preferred embodiments of the present invention and the applied technical principles. Those skilled in the art should understand that various modifications, equivalent replacements, changes, etc. can be made to the present invention. However, as long as these transformations do not deviate from the spirit of the present invention, they should be within the protection scope of the present invention. In addition, some terms used in the description and claims of this application are not restrictive, but are only for the convenience of description.

Claims

1. An injection molded part demolding and uniform cooling and shaping device, characterized in that, It includes support plates (1). There are two support plates (1), and a cooling water tank (2) is fixedly installed at the lower part of the side where the two support plates (1) are close to each other. A lower template (4) is fixedly installed at the upper part of the side where the two support plates (1) are close to each other and above the cooling water tank (2). An upper template (6) is slidably connected at the upper part of the side where the two support plates (1) are close to each other and above the lower template (4). A plurality of groups of installation grooves are formed at the bottom of the upper template (6) and the top of the lower template (4). An upper mold (10) is installed in the installation grooves formed in the upper template (6), and a lower mold (9) is installed in the installation grooves formed in the lower template (4). Cooling water pipes (11) are arranged on the outer walls of the lower mold (9) and the upper mold (10). The tops of the two groups of support plates (1) are welded with a fixing plate (8). A push rod motor (7) is fixedly installed on the bottom surface of the fixing plate (8) through bolts, and the output end of the push rod motor (7) is fixedly connected to the top surface of the upper template (6).

2. The injection molded part demolding uniform cooling and shaping device according to claim 1, characterized in that, Two chutes are formed on the side where the two groups of support plates (1) are close to each other. Sliders are placed in the chutes. The outer walls of the sliders are fixedly connected to both sides of the upper template (6), and the cross-section of the chutes is T-shaped.

3. The injection molding part demolding uniform cooling and shaping device according to claim 1, characterized in that, An injection port (5) corresponding to the upper mold (10) installed in the installation grooves formed in the upper template (6) is arranged on the front side of the upper template (6).

4. The injection molded part demolding uniform cooling and shaping device according to claim 1, wherein, An installation groove is formed on the left side of the cooling water tank (2), and a chiller (12) is fixedly installed in the installation groove. A cooling fan (3) is also fixedly installed in the installation groove formed in the cooling water tank (2).

5. The injection molded part demolding uniform cooling and shaping device according to claim 1, characterized in that, A water pump is installed in the cooling water tank (2), and the output end of the water pump is connected to one end of the cooling water pipe (11) arranged on the outer wall of the rightmost lower mold (9).

6. The injection molded part demolding uniform cooling and shaping device according to claim 1, characterized in that, The water outlet end of the cooling water pipe (11) arranged on the outer wall of the leftmost lower mold (9) is connected to the input end of the chiller (12), and the drain port of the chiller (12) penetrates and extends into the interior of the cooling water tank (2).

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