Injection mold

Abstract

The utility model provides an injection mold which is provided with an injection molding base, the injection molding base comprises a first injection molding cavity, a second injection molding cavity and a third injection molding cavity, the first injection molding cavity is arranged at one end of the injection molding base, the third injection molding cavity is arranged at the other end of the injection molding base, and the second injection molding cavity is arranged in the middle of the injection molding base. The second injection molding cavity is communicated with the first injection molding cavity, and the second injection molding cavity is communicated with the third injection molding cavity; the second injection molding cavity comprises a first magnetic ring clamping seat and a second magnetic ring clamping seat, the first magnetic ring clamping seat and the second magnetic ring clamping seat are both used for fixing a magnetic ring structure of a filter to be subjected to injection molding, the first magnetic ring clamping seat is embedded in the middle of the second injection molding cavity, and the second magnetic ring clamping seat is embedded in the communicating position of the second injection molding cavity and the third injection molding cavity; according to the filter, the magnetic ring, the injection molding assembly and other assemblies in the filter can be subjected to integrated injection molding, so that the process steps can be reduced, the operation risk in the assembling process is reduced, and the manufacturing cost of the filter is reduced.

Description

Technical Field

[0001] The utility model relates to the field of injection molding, in particular to an injection mold. Background Art

[0002] In the existing filter assembly process, each injection molded component in the filter is usually injection molded one by one and then assembled. After the injection molded components are formed, due to the overall structural space problem of the filter, the magnetic ring in the filter is difficult to install in the injection molded components, and additional process steps are required to complete the assembly, which increases the manufacturing cost of the filter and also reduces the manufacturing yield of the filter. Utility Model Content

[0003] The purpose of the utility model is to solve at least one of the technical problems existing in the prior art and to provide an injection mold, which can enable the various components in the filter to be quickly assembled into a complete filter through integrated injection molding, thereby reducing the process steps, reducing the operational risks of the assembly process, improving the manufacturing yield of the filter and reducing the manufacturing cost of the filter.

[0004] To achieve the above-mentioned purpose, a first aspect of an embodiment of the present application provides an injection mold, comprising:

[0005] An injection molding base, the injection molding base is used to carry the filter to be injection molded, the injection molding base includes a first injection molding cavity, a second injection molding cavity and a third injection molding cavity, the first injection molding cavity is arranged at one end of the injection molding base, the third injection molding cavity is arranged at the other end of the injection molding base, the second injection molding cavity is arranged in the middle of the injection molding base, the second injection molding cavity is connected to the first injection molding cavity, and the second injection molding cavity is connected to the third injection molding cavity;

[0006] Among them, the second injection molding cavity includes a first magnetic ring holder and a second magnetic ring holder, and the first magnetic ring holder and the second magnetic ring holder are both used to fix the magnetic ring structure of the filter to be injection molded. The first magnetic ring holder and the second magnetic ring holder are both semi-annular groove structures. The first magnetic ring holder is embedded in the middle of the second injection molding cavity, and the second magnetic ring holder is embedded in the connecting part of the second injection molding cavity and the third injection molding cavity.

[0007] Furthermore, in some embodiments, the second injection cavity also includes a first injection slot, which is embedded in one end of the second injection cavity, one end of the first injection slot is connected to the first injection cavity, and the other end of the first injection slot is connected to the first magnetic ring holder.

[0008] Further, in some embodiments, the first injection molding slot also includes a first injection molding slot, a second injection molding slot and a third injection molding slot, the first injection molding slot is used to fix the port of the output end structure of the filter to be injection molded, the second injection molding slot and the third injection molding slot are both used to fix the port of the grounding end structure of the filter to be injection molded, the first injection molding slot is embedded in and runs through the second injection molding cavity, the first injection molding slot is located in the middle of the first injection molding slot, the second injection molding slot is embedded in the second injection molding cavity and is located on one side of the first injection molding slot, the third injection molding slot is embedded in the second injection molding cavity and is located on the other side of the first injection molding slot, and the second injection molding slot and the third injection molding slot are both connected to the first injection molding slot.

[0009] Furthermore, in some embodiments, the second injection cavity also includes a second injection slot, which is embedded between the first magnetic ring holder and the second magnetic ring holder, one end of the second injection slot is connected to the first magnetic ring holder, and the other end of the second injection slot is connected to the second magnetic ring holder.

[0010] Further, in some embodiments, the first injection molding cavity includes a third injection molding slot, the third injection molding slot is embedded in one end of the first injection molding cavity, the third injection molding slot is connected to the first injection molding slot, and the third injection molding slot is used to fix the output end structure of the filter to be injection molded.

[0011] Further, in some embodiments, the third injection molding cavity includes a fourth injection molding slot, which is embedded in one end of the third injection molding cavity, connected to the second magnetic ring holder, and used to fix the input end structure of the filter to be injection molded.

[0012] Further, in some embodiments, the fourth injection molding slot includes a fourth injection molding slot and a fifth injection molding slot, and the fourth injection molding slot and the fifth injection molding slot are both used to fix the port of the input end structure of the filter to be injection molded, the fourth injection molding slot is arranged on one side of the fourth injection molding slot, and the fifth injection molding slot is arranged on the other side of the fourth injection molding slot, the fourth injection molding slot is connected to the fifth injection molding slot, and the length of the fourth injection molding slot is less than the length of the fifth injection molding slot.

[0013] Furthermore, in some embodiments, the injection molding base also includes a plurality of through holes, which are used to discharge excess plastic liquid during the injection molding process, and each through hole is respectively arranged in the second injection molding cavity and the third injection molding cavity.

[0014] The injection mold according to the embodiment of the utility model has at least the following beneficial effects: an injection molding base is provided, the injection molding base is used to carry the filter to be injection-molded, the injection molding base includes a first injection molding cavity, a second injection molding cavity and a third injection molding cavity, the first injection molding cavity is provided at one end of the injection molding base, the third injection molding cavity is provided at the other end of the injection molding base, the second injection molding cavity is provided in the middle of the injection molding base, the second injection molding cavity is connected to the first injection molding cavity, and the second injection molding cavity is connected to the third injection molding cavity; wherein the second injection molding cavity includes a first magnetic ring holder and a second magnetic ring holder, the first magnetic ring holder The ring holder and the second magnetic ring holder are both used to fix the magnetic ring structure of the filter to be injection molded. The first magnetic ring holder and the second magnetic ring holder are both semi-annular slot structures. The first magnetic ring holder is embedded in the middle of the second injection molding cavity, and the second magnetic ring holder is embedded in the connection between the second injection molding cavity and the third injection molding cavity. The magnetic ring, injection molding components and other components in the filter can be quickly assembled into a complete filter through integrated injection molding, thereby reducing process steps, reducing operational risks in the assembly process, improving the manufacturing yield of the filter and reducing the manufacturing cost of the filter.

[0015] Other features and advantages of the present invention will be described in the following description and will become apparent in part from the description. The purpose and other advantages of the present invention can be realized and obtained through the structures particularly pointed out in the description and the drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The accompanying drawings are used to provide a further understanding of the technical solution of the utility model and constitute a part of the specification. Together with the embodiments of the utility model, they are used to explain the technical solution of the utility model and do not constitute a limitation on the technical solution of the utility model.

[0017] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0018] Figure 1 It is an overall structural diagram of the injection mold provided by the embodiment of the utility model;

[0019] Figure 2 is a top view of the injection mold provided by an embodiment of the utility model;

[0020] Figure 3 The utility model embodiment provides Figure 2 Partial structure diagram of part A.

[0021] Figure markings: injection molding base 1000, first injection molding cavity 1100, third injection molding slot 1110, second injection molding cavity 1200, first magnetic ring holder 1210, second magnetic ring holder 1220, first injection molding slot 1230, first injection molding notch 1231, second injection molding notch 1232, third injection molding notch 1233, second injection molding slot 1240, third injection molding cavity 1300, fourth injection molding slot 1310, fourth injection molding notch 1311, fifth injection molding notch 1312, through hole 1400. DETAILED DESCRIPTION

[0022] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0023] In the description of the utility model, if there is a description of first and second, it is only for the purpose of distinguishing the technical features, and cannot be understood as indicating or implying the relative importance or implicitly indicating the number of the indicated technical features or implicitly indicating the order of the indicated technical features.

[0024] In the description of the present invention, unless otherwise clearly defined, terms such as setting, installing, connecting, etc. should be understood in a broad sense, and technicians in the relevant technical field can reasonably determine the specific meanings of the above terms in the present invention based on the specific content of the technical solution.

[0025] In the existing filter assembly process, each injection molded component in the filter is usually injection molded one by one and then assembled. After the injection molded components are formed, due to the overall structural space problem of the filter, the magnetic ring in the filter is difficult to install in the injection molded components, and additional process steps are required to complete the assembly, which increases the manufacturing cost of the filter and also reduces the manufacturing yield of the filter.

[0026] Based on this, an embodiment of the utility model provides an injection mold, which is provided with an injection molding base, and the injection molding base is used to carry the filter to be injection molded. The injection molding base includes a first injection molding cavity, a second injection molding cavity and a third injection molding cavity. The first injection molding cavity is arranged at one end of the injection molding base, and the third injection molding cavity is arranged at the other end of the injection molding base. The second injection molding cavity is arranged in the middle of the injection molding base, and the second injection molding cavity is connected to the first injection molding cavity, and the second injection molding cavity is connected to the third injection molding cavity; wherein the second injection molding cavity includes a first magnetic ring holder and a second magnetic ring holder, and the first magnetic ring holder The first magnetic ring holder and the second magnetic ring holder are both used to fix the magnetic ring structure of the filter to be injection molded. The first magnetic ring holder and the second magnetic ring holder are both semi-annular slot structures. The first magnetic ring holder is embedded in the middle of the second injection molding cavity, and the second magnetic ring holder is embedded in the connection between the second injection molding cavity and the third injection molding cavity. The magnetic ring, injection molding components and other components in the filter can be quickly assembled into a complete filter through integrated injection molding, thereby reducing process steps, reducing operational risks in the assembly process, improving the manufacturing yield of the filter and reducing the manufacturing cost of the filter.

[0027] Therefore, the embodiments of the present invention are further described below in conjunction with the accompanying drawings.

[0028] Reference Figure 1 and Figure 2 As shown, Figure 1 This is the overall structural diagram of the injection mold provided by the embodiment of the utility model. Figure 2 It is a top view of the injection mold provided by an embodiment of the utility model, the injection mold includes an injection molding base 1000, the injection molding base 1000 is used to carry the filter to be injection molded, the injection molding base 1000 includes a first injection molding cavity 1100, a second injection molding cavity 1200 and a third injection molding cavity 1300, the first injection molding cavity 1100 is arranged at one end of the injection molding base 1000, the third injection molding cavity 1300 is arranged at the other end of the injection molding base 1000, the second injection molding cavity 1200 is arranged in the middle of the injection molding base 1000, the second injection molding cavity 1200 is connected to the first injection molding cavity 1100, and the second injection molding cavity 1200 is connected to the third injection molding cavity 1300.

[0029] Among them, from Figure 2 It can be known that the second injection cavity 1200 includes a first magnetic ring holder 1210 and a second magnetic ring holder 1220, and the first magnetic ring holder 1210 and the second magnetic ring holder 1220 are both used to fix the magnetic ring structure of the filter to be injection molded. The first magnetic ring holder 1210 and the second magnetic ring holder 1220 are both semi-annular groove structures. The first magnetic ring holder 1210 is embedded in the middle of the second injection cavity 1200, and the second magnetic ring holder 1220 is embedded in the connecting part between the second injection cavity 1200 and the third injection cavity 1300.

[0030] Further, from Figure 2 It can be seen that the second injection cavity 1200 also includes a first injection slot 1230, which is embedded in one end of the second injection cavity 1200, one end of the first injection slot 1230 is connected to the first injection cavity 1100, and the other end of the first injection slot 1230 is connected to the first magnetic ring holder 1210.

[0031] And, refer to Figure 3 As shown, Figure 3 The utility model embodiment provides Figure 2 In the partial structural diagram of part A, the first injection molding slot 1230 also includes a first injection molding slot 1231, a second injection molding slot 1232 and a third injection molding slot 1233. The first injection molding slot 1231 is used to fix the port of the output end structure of the filter to be injection molded, and the second injection molding slot 1232 and the third injection molding slot 1233 are both used to fix the port of the grounding end structure of the filter to be injection molded. The first injection molding slot 1231 is embedded in and runs through the second injection molding cavity The body 1200, the first injection molding slot 1231 is located in the middle of the first injection molding slot 1230, the second injection molding slot 1232 is embedded in the second injection molding cavity 1200 and is located on one side of the first injection molding slot 1231, the third injection molding slot 1233 is embedded in the second injection molding cavity 1200 and is located on the other side of the first injection molding slot 1231, and the second injection molding slot 1232 and the third injection molding slot 1233 are both connected to the first injection molding slot 1231.

[0032] At the same time, refer again Figure 2 The second injection cavity 1200 also includes a second injection slot 1240, which is embedded between the first magnetic ring holder 1210 and the second magnetic ring holder 1220, one end of the second injection slot 1240 is connected to the first magnetic ring holder 1210, and the other end of the second injection slot 1240 is connected to the second magnetic ring holder 1220.

[0033] Furthermore, the first injection molding cavity 1100 includes a third injection molding slot 1110, which is embedded in one end of the first injection molding cavity 1100, and is connected to the first injection molding slot 1230, and is used to fix the output end structure of the filter to be injection molded.

[0034] It should be noted that from Figure 2 It can be seen that the third injection cavity 1300 includes a fourth injection slot 1310, which is embedded in one end of the third injection cavity 1300, and is connected to the second magnetic ring holder 1220. The fourth injection slot 1310 is used to fix the input end structure of the filter to be injection molded.

[0035] Going further, from Figure 2It can be seen that the fourth injection slot 1310 includes a fourth injection slot 1311 and a fifth injection slot 1312, and the fourth injection slot 1311 and the fifth injection slot 1312 are both used to fix the port of the input end structure of the filter to be injection molded, the fourth injection slot 1311 is arranged on one side of the fourth injection slot 1310, and the fifth injection slot 1312 is arranged on the other side of the fourth injection slot 1310, the fourth injection slot 1311 is connected to the fifth injection slot 1312, and the length of the fourth injection slot 1311 is less than the length of the fifth injection slot 1312.

[0036] And, from Figure 2 It can be seen that the injection molding base 1000 also includes a plurality of through holes 1400, which are used to discharge excess plastic liquid during the injection molding process. The through holes 1400 are respectively arranged in the first injection molding cavity 1100, the second injection molding cavity 1200 and the third injection molding cavity 1300.

[0037] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of ordinary technicians in the technical field without departing from the purpose of the present invention.

Claims

1. An injection mold, characterized in that ,include: An injection molding base, the injection molding base is used to carry the filter to be injection molded, the injection molding base includes a first injection molding cavity, a second injection molding cavity and a third injection molding cavity, the first injection molding cavity is arranged at one end of the injection molding base, the third injection molding cavity is arranged at the other end of the injection molding base, the second injection molding cavity is arranged in the middle of the injection molding base, the second injection molding cavity is connected to the first injection molding cavity, and the second injection molding cavity is connected to the third injection molding cavity; Among them, the second injection molding cavity includes a first magnetic ring holder and a second magnetic ring holder, the first magnetic ring holder and the second magnetic ring holder are both used to fix the magnetic ring structure of the filter to be injection molded, the first magnetic ring holder and the second magnetic ring holder are both semi-annular groove structures, the first magnetic ring holder is embedded in the middle of the second injection molding cavity, and the second magnetic ring holder is embedded in the connecting part of the second injection molding cavity and the third injection molding cavity.

2. The injection mold according to claim 1, characterized in that: The second injection cavity also includes a first injection slot, which is embedded in one end of the second injection cavity, one end of the first injection slot is connected to the first injection cavity, and the other end of the first injection slot is connected to the first magnetic ring holder.

3. The injection mold according to claim 2, characterized in that: The first injection molding slot also includes a first injection molding slot, a second injection molding slot and a third injection molding slot, the first injection molding slot is used to fix the port of the output end structure of the filter to be injection molded, the second injection molding slot and the third injection molding slot are both used to fix the port of the grounding end structure of the filter to be injection molded, the first injection molding slot is embedded in and runs through the second injection molding cavity, the first injection molding slot is located in the middle of the first injection molding slot, the second injection molding slot is embedded in the second injection molding cavity and is located on one side of the first injection molding slot, the third injection molding slot is embedded in the second injection molding cavity and is located on the other side of the first injection molding slot, and the second injection molding slot and the third injection molding slot are both connected to the first injection molding slot.

4. The injection mold according to claim 1, characterized in that: The second injection molding cavity also includes a second injection molding slot, which is embedded between the first magnetic ring holder and the second magnetic ring holder, one end of the second injection molding slot is connected to the first magnetic ring holder, and the other end of the second injection molding slot is connected to the second magnetic ring holder.

5. The injection mold according to claim 2, characterized in that: The first injection molding cavity includes a third injection molding slot, which is embedded in one end of the first injection molding cavity and is connected to the first injection molding slot. The third injection molding slot is used to fix the output end structure of the filter to be injection molded.

6. The injection mold according to claim 1, characterized in that: The third injection molding cavity includes a fourth injection molding slot, which is embedded in one end of the third injection molding cavity and communicated with the second magnetic ring holder. The fourth injection molding slot is used to fix the input end structure of the filter to be injection molded.

7. The injection mold according to claim 6, characterized in that: The fourth injection molding slot includes a fourth injection molding slot and a fifth injection molding slot, and the fourth injection molding slot and the fifth injection molding slot are both used to fix the port of the input end structure of the filter to be injection molded, the fourth injection molding slot is arranged on one side of the fourth injection molding slot, and the fifth injection molding slot is arranged on the other side of the fourth injection molding slot, the fourth injection molding slot is connected to the fifth injection molding slot, and the length of the fourth injection molding slot is less than the length of the fifth injection molding slot.

8. The injection mold according to claim 1, characterized in that: The injection molding base also includes a plurality of through holes, which are used to discharge excess plastic liquid during the injection molding process, and each of the through holes is respectively arranged in the second injection molding cavity and the third injection molding cavity.

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