Quick-change injection mold

Abstract

The utility model belongs to the technical field of injection molds, and particularly relates to a quick-change injection mold which comprises a male mold and a female mold, and the male mold comprises a base, a lower mold base, a push plate, an ejector pin, a lower mold core and a lower guide sliding block. The female die comprises an upper die base, an upper die core and an upper guide sliding block. According to the quick-change injection mold, when the male mold and the female mold are demolded, separation and demolding of the male mold and the female mold are facilitated through the guiding effect of the lower guiding sliding block and the upper guiding sliding block, and when the male mold and the female mold are closed, polymerization and mold closing of the male mold and the female mold are facilitated through the guiding effect of the lower guiding sliding block and the upper guiding sliding block; therefore, the female mold and the male mold are easier to demold, the female mold and the male mold are smoother to assemble, and the injection molding efficiency of products is improved.

Description

Technical Field

[0001] This utility model belongs to the field of injection mold technology, and in particular relates to a quick-change injection mold. Background Technology

[0002] In mass production of sockets, the pins and socket housing are placed in a mold, molten plastic material is injected into the mold, and the mold is then cooled to obtain the finished socket.

[0003] When an injection molding machine is used to mold a socket, a female mold is fixed to the machine, and a male mold is engaged with the female mold. After the product inside the mold is molded, the injection molding machine lifts the female mold and separates the male and female molds. However, existing molds make demolding between the female and male molds difficult, and after separation, re-closing the molds is not smooth, affecting the efficiency of product injection molding. Utility Model Content

[0004] The purpose of this utility model is to provide a quick-change injection mold, which aims to solve the technical problems in the prior art where it is difficult to demold the female mold and the male mold, and the re-merging of the female mold and the male mold is not smooth after separation, thus affecting the injection molding efficiency of the product.

[0005] To achieve the above objectives, the quick-change injection mold provided in this utility model embodiment includes a male mold and a female mold, wherein the female mold is press-fitted to the top side of the male mold, and the female mold and the male mold are detachably connected.

[0006] The male mold includes a base, a lower mold base, a push plate, an ejector pin, a lower mold core, and a lower guide slider. The push plate is movably disposed on the base, the lower mold base is connected to the base, the ejector pin is connected to the push plate and disposed below the lower mold core, the lower mold core is connected to the lower mold base, and the lower guide slider is connected to the top of the lower mold base and disposed on one side of the lower mold core. There are two lower guide sliders, each of which has a lower guide slope, and the lower guide slope is inclined to the lower mold base.

[0007] The master mold includes an upper mold base, an upper mold core, and an upper guide slider. The upper mold base is press-fitted to the lower mold base. The upper mold core is connected to the bottom end of the upper mold base and press-fitted to the top side of the lower mold core. There are two upper guide sliders, each of which has an upper guide slope. The upper guide slope is inclined to the upper mold base. The upper guide slope is parallel to and opposite to the lower guide slope.

[0008] As an optional solution of this utility model, multiple ejector pins are provided and are evenly fixedly connected to the push plate, and the ejector pins are located directly below the lower mold core.

[0009] As an optional solution of this utility model, the lower guide slope is inclined at 45° to the lower mold base.

[0010] As an optional solution of this utility model, a sprue sleeve is fixed on the top of the upper mold base, the sprue sleeve is disposed above the upper mold core and communicates with the upper mold core.

[0011] As an optional solution of this utility model, the upper guide slope is inclined at 45° to the upper mold base.

[0012] As an optional solution of this utility model, the upper mold base is fixedly connected with a sliding post, the sliding post is inclined to the upper mold base, the lower mold base is provided with a sliding groove, the sliding groove is inclined to the lower mold base, the sliding post is positioned corresponding to the sliding groove, and is movably disposed in the sliding groove.

[0013] The quick-change injection mold provided in this utility model embodiment has at least one of the following technical effects:

[0014] The quick-change injection mold provided in this application includes a male mold and a female mold. The male mold is provided with a lower guide slider, and the female mold is provided with an upper guide slider. When the male mold and the female mold are demolded, the lower guide slider and the upper guide slider facilitate the separation and demolding of the male mold and the female mold. When the male mold and the female mold are closed, the lower guide slider and the upper guide slider facilitate the assembly and closing of the male mold and the female mold. Therefore, the demolding of the female mold and the male mold is easier, and the closing of the female mold and the male mold is smoother, thereby improving the injection molding efficiency of the product. Attached Figure Description

[0015] To more clearly illustrate the technical solutions in the embodiments of this utility model, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0016] Figure 1 This is a structural schematic diagram of the quick-change injection mold in the mold-closing state provided in an embodiment of the present invention.

[0017] Figure 2 This is a structural schematic diagram of the quick-change injection mold in the mold opening state provided in an embodiment of the present utility model.

[0018] The following are the labeling elements in the figure:

[0019] 1. Male mold; 2. Female mold;

[0020] 11. Base; 12. Lower mold base; 13. Ejector plate; 14. Ejector pin; 15. Lower mold core; 16. Lower guide slider; 17. Lower guide slope; 18. Slide groove;

[0021] 21. Upper mold base; 22. Upper mold core; 23. Upper guide slider; 24. Upper guide slope; 25. Sprue bushing; 26. Slide post. Detailed Implementation

[0022] The embodiments of this utility model are described in detail below. Examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary and intended to explain the embodiments of this utility model, and should not be construed as limiting the utility model.

[0023] In the description of the embodiments of this utility model, it should be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings. They are only for the convenience of describing the embodiments of this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model.

[0024] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of embodiments of this utility model, "a plurality of" means two or more, unless otherwise explicitly specified.

[0025] In this embodiment of the invention, unless otherwise explicitly specified and limited, the terms "installation," "connection," "linking," and "fixing," etc., should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral part; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; they can refer to the internal communication of two components or the interaction between two components. Those skilled in the art can understand the specific meaning of the above terms in this embodiment of the invention according to the specific circumstances.

[0026] In one embodiment of this utility model, such as Figures 1-2 As shown, a quick-change injection mold is provided, including a male mold 1 and a female mold 2. The female mold 2 is press-fitted to the top side of the male mold 1, and the female mold 2 and the male mold 1 are detachably connected.

[0027] The male mold 1 includes a base 11, a lower mold base 12, a push plate 13, an ejector pin 14, a lower mold core 15, and a lower guide slider 16. The push plate 13 is movably mounted on the base 11, the lower mold base 12 is connected to the base 11, the ejector pin 14 is fixedly connected to the push plate 13 and positioned below the lower mold core 15, the lower mold core 15 is fixedly connected to the lower mold base 12, and the lower guide slider 16 is fixedly connected to the top of the lower mold base 12 and positioned on one side of the lower mold core 15. There are two lower guide sliders 16, each with a lower guide slope 17, which is inclined relative to the lower mold base 12.

[0028] The mother mold 2 includes an upper mold base 21, an upper mold core 22, and an upper guide slider 23. The upper mold base 21 is press-fitted to the lower mold base 12. The upper mold core 22 is fixedly connected to the bottom end of the upper mold base 21 and press-fitted to the top side of the lower mold core 15. There are two upper guide sliders 23, each with an upper guide slope 24. The upper guide slope 24 is inclined to the upper mold base 21. The upper guide slope 24 is parallel to and opposite to the lower guide slope 17.

[0029] The quick-change injection mold provided in this application facilitates the separation and demolding of the male mold 1 and female mold 2 by means of the guiding action of the lower guide slider 16 and the upper guide slider 23. Furthermore, when the male mold 1 and female mold 2 are closed, the lower guide slider 16 and the upper guide slider 23 facilitate the joining and closing of the male mold 1 and female mold 2. This makes it easier to demold the female mold 2 and male mold 1 and makes the closing of the female mold 2 and male mold 1 smoother, thereby improving the efficiency of product injection molding.

[0030] In another embodiment of this utility model, the quick-change injection mold has multiple ejector pins 14, which are evenly and fixedly connected to the push plate 13. The ejector pins 14 are located directly below the lower mold core 15. The push plate 13 drives the ejector pins 14 to move, and the ejector pins 14 eject the molded products from the upper mold core 22 and the lower mold core 15.

[0031] In another embodiment of this utility model, the lower guide slope 17 of the quick-change injection mold is inclined at 45° to the lower mold base 12, and has a guiding function.

[0032] In another embodiment of this utility model, a sprue sleeve 25 is fixed to the top of the upper mold base 21 of the quick-change injection mold. The sprue sleeve 25 is disposed above the upper mold core 22 and communicates with the upper mold core 22. The hot melt material enters from the sprue sleeve 25 into the upper mold core 22 and the lower mold core 15 to cool and form a product.

[0033] In another embodiment of this utility model, the upper guide slope 24 of the quick-change injection mold is inclined at 45° to the upper mold base 21, and has a guiding function.

[0034] In another embodiment of this utility model, the upper mold base 21 of the quick-change injection mold is fixedly connected with a sliding post 26, the sliding post 26 is inclined to the upper mold base 21, and the lower mold base 12 is provided with a sliding groove 18, the sliding groove 18 is inclined to the lower mold base 12, the sliding post 26 corresponds to the sliding groove 18 and is movably disposed in the sliding groove 18. The sliding post 26 and the sliding groove 18 have a guiding function when the female mold 2 and the male mold 1 are demolded or closed.

[0035] The quick-change injection mold provided in this application facilitates the separation and demolding of the male mold 1 and female mold 2 by means of the guiding action of the lower guide slider 16 and the upper guide slider 23. Furthermore, when the male mold 1 and female mold 2 are closed, the lower guide slider 16 and the upper guide slider 23 facilitate the joining and closing of the male mold 1 and female mold 2. This makes it easier to demold the female mold 2 and male mold 1 and makes the closing of the female mold 2 and male mold 1 smoother, thereby improving the efficiency of product injection molding.

[0036] The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present utility model should be included within the protection scope of the present utility model.

Claims

1. A quick-change injection mold, characterized in that, It includes a male mold and a female mold, wherein the female mold is press-fitted to the top side of the male mold, and the female mold and the male mold are detachably connected; The male mold includes a base, a lower mold base, a push plate, an ejector pin, a lower mold core, and a lower guide slider. The push plate is movably disposed on the base, the lower mold base is connected to the base, the ejector pin is connected to the push plate and disposed below the lower mold core, the lower mold core is connected to the lower mold base, and the lower guide slider is connected to the top of the lower mold base and disposed on one side of the lower mold core. There are two lower guide sliders, each of which has a lower guide slope, and the lower guide slope is inclined to the lower mold base. The master mold includes an upper mold base, an upper mold core, and an upper guide slider. The upper mold base is press-fitted to the lower mold base. The upper mold core is connected to the bottom end of the upper mold base and press-fitted to the top side of the lower mold core. There are two upper guide sliders, each of which has an upper guide slope. The upper guide slope is inclined to the upper mold base. The upper guide slope is parallel to and opposite to the lower guide slope.

2. The quick-change injection mold according to claim 1, characterized in that, The ejector pins are provided in multiples and are evenly and fixedly connected to the push plate. The ejector pins are located directly below the lower mold core.

3. A quick-change injection mold according to claim 1, characterized in that, The lower guide slope is inclined at 45° to the lower mold base.

4. A quick-change injection mold according to claim 1, characterized in that, A sprue sleeve is fixed to the top of the upper mold base. The sprue sleeve is located above the upper mold core and communicates with the upper mold core.

5. A quick-change injection mold according to claim 1, characterized in that, The upper guide slope is inclined at 45° to the upper mold base.

6. A quick-change injection mold according to claim 1, characterized in that, The upper mold base is fixedly connected to a sliding post, which is inclined to the upper mold base. The lower mold base is provided with a sliding groove, which is inclined to the lower mold base. The sliding post is positioned corresponding to the sliding groove and is movably disposed within the sliding groove.

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