Plug injection mold with replaceable strip mold

Abstract

The utility model relates to the technical field of plug injection molding, in particular to a plug injection mold with a replaceable strip mold. According to the technical scheme, the strip mold comprises a first mold, a limiting strip, a screw, a strip mold body and a second mold, containing grooves are formed in the middles of one sides of the first mold and the second mold, mold grooves are formed in the sides, located in the containing grooves, of the first mold and the second mold in a communicating mode, and wire grooves are formed in the ends, away from the containing grooves, of the mold grooves in a communicating mode; handles are welded to the middles of the two ends of the limiting strip, second limiting grooves are formed in the middles of the two ends of the lower side of the limiting strip, a clamping groove is formed in the middle of one side of the limiting strip, first through grooves are formed in the positions, located in the middle of the clamping groove, of the limiting strip at equal intervals, and screw holes are formed in the positions, located at the four corners of the clamping groove, of the limiting strip; a groove is formed in the end, away from the clamping groove, of the screw hole. The plug injection mold has the advantage that the limited strip mold can be replaced when a plug is subjected to injection molding.

Description

Technical Field

[0001] The utility model relates to the technical field of plug injection molding, in particular to a plug injection molding mold with a replaceable strip mold. Background Art

[0002] Plug injection molding is an advanced injection molding technology, mainly used in the production of small electronic components such as plugs and wire connectors. This process uses an injection molding machine to inject thermoplastics or elastomeric plastics into the plug mold, and after cooling, the desired product shape and size can be obtained. Plug injection molding has the advantages of high efficiency, precision, and speed, making it widely used in electronic products, automotive accessories, office supplies and other fields. Especially in the field of electronic products, plug injection molding technology has been widely used, because a large number of plugs are needed for connection in electronic products.

[0003] The plug is injection molded through an injection mold to make the plug an integral part, which is beneficial to the insulation and waterproofing of the plug. At the same time, the shapes of the plugs used in different products and the distances between the plug blades on the plug are also different. When the plug is injection molded, the strip mold for limiting the plug needs to be replaced to facilitate the injection molding of different plugs. Therefore, an injection mold that can replace the strip mold for limiting the plug when the plug is injection molded is now needed. Utility Model Content

[0004] The purpose of the utility model is to provide a plug injection mold with a replaceable strip mold, which has the advantage that the limiting strip mold can be replaced when the plug is injection-molded, thereby solving the problem that the shapes of the plugs used in different products and the distances between the plug blades on the plugs are different, and the strip mold for limiting the plug needs to be replaced when the plug is injection-molded.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a plug injection mold with a replaceable strip mold, comprising a first mold, a limiting strip, a screw, a strip mold body and a second mold, wherein a placement groove is provided in the middle of one side of the first mold and the second mold, the first mold and the second mold are connected to each other on one side of the placement groove and a mold groove is provided, and the mold groove is connected to one end of the placement groove and a wire groove is provided, and handles are welded in the middle of both ends of the limiting strip, a second limiting groove is provided in the middle of both ends of the lower side of the limiting strip, a clamping groove is provided in the middle of one side of the limiting strip, and the limiting strip is equidistantly provided with a first through groove in the middle of the clamping groove, screw holes are provided at four corners of the limiting strip at the clamping groove, and a groove is provided at one end of the screw hole away from the clamping groove, a second through groove is equidistantly provided in the middle of the strip mold body, and screw grooves are provided at four corners of one side of the strip mold body, the strip mold body is placed in the clamping groove, and the screw groove and the screw hole correspond to each other, the screw is threadedly installed in the screw groove through the screw hole, and the limiting strip is placed in the placement groove.

[0006] Preferably, first limiting grooves are provided at four corners of the upper end surface of the first mold, first limiting columns are fixed at four corners of the lower end surface of the second mold, the second mold is placed on the first mold, and the first limiting columns are located in the first limiting grooves.

[0007] Preferably, second limiting columns are fixed at the middle of both ends of the placement groove on the first mold, and the second limiting columns are located in the second limiting grooves on the limiting strip.

[0008] Preferably, an injection hole is opened in the middle of the upper end of the second mold, and a connecting groove is opened in the middle of the interior of the second mold. The injection hole and the connecting groove are connected to each other, and the lower end of the connecting groove is equidistantly connected and installed with a connecting groove, and the lower end of the connecting groove is connected to the corresponding mold groove.

[0009] Preferably, the length and width of the strip mold body are adapted to the length and width of the slot, and the first through slot and the second through slot correspond to each other.

[0010] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0011] 1. The utility model is conducive to achieving the effect of limiting the plug to be injected by setting the limit strip and the strip mold body. According to different plugs to be injected, the corresponding strip mold body is placed in the slot on the limit strip, and the strip mold body is limited by the groove. At the same time, the plug on the plug is inserted into the second through groove to limit the plug. Before injection molding, the limit strip and the strip mold body are placed in the placement groove on the first mold. At the same time, the limit strip is limited by the second limit groove and the second limit column. After the plug is placed on the first mold through the limit strip and the strip mold body, the connecting line on the plug is located inside the wire groove.

[0012] 2. The utility model is conducive to achieving the effect of injection molding of the plug by setting the first mold and the second mold. After the limit strip and the strip mold body are placed on the first mold, the second mold is placed on the first mold through the first limit column. While limiting the limit strip and the strip mold body, the mold grooves on the first mold and the second mold correspond to each other. At the same time, the injection molding solution is injected into the mold groove through the injection hole, the connecting groove and the connecting groove to achieve the injection molding of the plug. According to the different plugs to be injected, the strip mold body on the limit strip can be replaced to achieve the effect of injection molding of different plugs. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a schematic diagram of the main structure of the utility model;

[0014] Figure 2This is a schematic diagram of the top view of the first mold structure of the utility model;

[0015] Figure 3 This is a bottom view of the structure of the second mold of the utility model;

[0016] Figure 4 It is a schematic diagram of the structure of the limit strip and the strip mold body of the utility model;

[0017] Figure 5 This is a side structural schematic diagram of the limit strip of the utility model;

[0018] Figure 6 It is a schematic diagram of the side structure of the strip mold body of the utility model.

[0019] In the figure: 1. first mold; 2. first limiting groove; 3. first limiting column; 4. mold groove; 5. second limiting groove; 6. second limiting column; 7. card slot; 8. limiting strip; 9. placement slot; 10. handle; 11. first through slot; 12. screw; 13. groove; 14. screw hole; 15. screw groove; 16. strip mold body; 17. second through slot; 18. injection hole; 19. connecting groove; 20. connecting groove; 21. second mold; 22. wire groove. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0022] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0023] Embodiment 1

[0024] See also Figures 1 to 6 The utility model provides an embodiment: a plug injection mold with a replaceable strip mold, comprising a first mold 1, a limiting strip 8, a screw 12, a strip mold body 16 and a second mold 21, a placement groove 9 is opened in the middle of one side of the first mold 1 and the second mold 21, the first mold 1 and the second mold 21 are connected to each other on one side of the placement groove 9 and a mold groove 4 is opened, and the end of the mold groove 4 away from the placement groove 9 is connected to a wire groove 22, a handle 10 is welded in the middle of both ends of the limiting strip 8, a second limiting groove 5 is opened in the middle of both ends of the lower side of the limiting strip 8, and the limiting strip 8 is connected to the second mold body 16. A slot 7 is provided in the middle of one side of 8, a first through slot 11 is equidistantly provided in the middle of the slot 7 of the limiting strip 8, screw holes 14 are provided at the four corners of the slot 7 of the limiting strip 8, a groove 13 is provided at the end of the screw hole 14 away from the slot 7, a second through slot 17 is equidistantly provided in the middle of the strip mold body 16, screw grooves 15 are provided at the four corners of one side of the strip mold body 16, the strip mold body 16 is placed in the slot 7, and the screw groove 15 corresponds to the screw hole 14, the screw 12 is threadedly installed in the screw groove 15 through the screw hole 14, and the limiting strip 8 is placed in the placement slot 9.

[0025] Second limiting columns 6 are fixed at the middle of both ends of the placement groove 9 on the first mold 1 , and the second limiting columns 6 are located in the second limiting grooves 5 on the limiting strip 8 .

[0026] The length and width of the strip mold body 16 are adapted to the length and width of the slot 7 , and the first through slot 11 and the second through slot 17 correspond to each other.

[0027] Depending on the plug to be injection molded, the corresponding strip mold body 16 is placed in the slot 7 on the limit strip 8, and the strip mold body 16 is limited by the groove 13. At the same time, the plug on the plug is inserted into the second through groove 17 to limit the plug. Before injection molding, the limit strip 8 and the strip mold body 16 are placed in the placement groove 9 on the first mold 1. At the same time, the limit strip 8 is limited by the second limit groove 5 and the second limit column 6. After the plug is placed on the first mold 1 through the limit strip 8 and the strip mold body 16, the connecting line on the plug is located inside the wire groove 22.

[0028] Embodiment 2

[0029] See also Figures 1 to 6 The utility model provides an embodiment: a plug injection mold with a replaceable strip mold. Compared with the first embodiment, the present embodiment further includes: a first mold 1, a limiting strip 8, a screw 12, a strip mold body 16 and a second mold 21. A placement groove 9 is provided in the middle of one side of the first mold 1 and the second mold 21. The first mold 1 and the second mold 21 are connected to each other on one side of the placement groove 9 and a mold groove 4 is provided. The end of the mold groove 4 away from the placement groove 9 is connected to a wire groove 22. A handle 10 is welded in the middle of both ends of the limiting strip 8. A second limiting strip 8 is provided in the middle of both ends of the lower side of the limiting strip 8. A slot 5 is formed in the middle of one side of the limiting strip 8, a first through slot 11 is formed equidistantly in the middle of the limiting strip 8 located in the middle of the slot 7, screw holes 14 are formed at the four corners of the limiting strip 8 located in the slot 7, a groove 13 is formed at the end of the screw hole 14 away from the slot 7, a second through slot 17 is formed equidistantly in the middle of the strip mold body 16, screw grooves 15 are formed at the four corners of one side of the strip mold body 16, the strip mold body 16 is placed in the slot 7, and the screw groove 15 corresponds to the screw hole 14, the screw 12 is threadedly installed in the screw groove 15 through the screw hole 14, and the limiting strip 8 is placed in the placement slot 9.

[0030] First limiting grooves 2 are formed at the four corners of the upper end surface of the first mold 1 , first limiting columns 3 are fixed at the four corners of the lower end surface of the second mold 21 , the second mold 21 is placed on the first mold 1 , and the first limiting columns 3 are located in the first limiting grooves 2 .

[0031] An injection hole 18 is opened in the middle of the upper end of the second mold 21, and a connecting groove 19 is opened in the middle of the interior of the second mold 21. The injection hole 18 and the connecting groove 19 are connected to each other. The lower end of the connecting groove 19 is equidistantly connected and installed with a connecting groove 20, and the lower end of the connecting groove 20 is connected to the corresponding mold groove 4.

[0032] After placing the limiting strip 8 and the strip mold body 16 on the first mold 1, the second mold 21 is placed on the first mold 1 through the first limiting column 3. While limiting the limiting strip 8 and the strip mold body 16, the mold grooves 4 on the first mold 1 and the second mold 21 correspond to each other. At the same time, the injection molding solution is injected into the mold groove 4 through the injection hole 18, the connecting groove 19 and the connecting groove 20 to realize the injection molding of the plug. According to the different plugs to be injected, the strip mold body 16 on the limiting strip 8 can be replaced to achieve the effect of injection molding of different plugs.

[0033] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A plug injection mold with a replaceable strip mold, comprising a first mold (1), a limit strip (8), a screw (12), a strip mold body (16) and a second mold (21), characterized in that: A placement groove (9) is provided in the middle of one side of the first mold (1) and the second mold (21); a mold groove (4) is provided on one side of the placement groove (9) and is connected to the first mold (1) and the second mold (21); a wire groove (22) is provided on one end of the mold groove (4) away from the placement groove (9); a handle (10) is welded in the middle of both ends of the limit strip (8); a second limit strip (5) is provided in the middle of both ends of the lower side of the limit strip (8); a clamping groove (7) is provided in the middle of one side of the limit strip (8); and a second clamping groove (22) is provided in the middle of the clamping groove (7) at equal distances on the limit strip (8). A through slot (11), screw holes (14) are provided at the four corners of the slot (7) of the limiting strip (8), a groove (13) is provided at one end of the screw hole (14) away from the slot (7), a second through slot (17) is provided at equal intervals in the middle of the strip mold body (16), screw grooves (15) are provided at the four corners of one side of the strip mold body (16), the strip mold body (16) is placed in the slot (7), and the screw groove (15) and the screw hole (14) correspond to each other, the screw (12) is threadedly installed in the screw groove (15) through the screw hole (14), and the limiting strip (8) is placed in the placement slot (9).

2. The plug injection mold with replaceable strip mold according to claim 1, characterized in that: The first mold (1) has four corners on its upper end surface provided with first limiting grooves (2), the four corners on its lower end surface provided with first limiting columns (3), the second mold (21) is placed on the first mold (1), and the first limiting columns (3) are located in the first limiting grooves (2).

3. The plug injection mold with replaceable strip mold according to claim 1, characterized in that: Second limiting columns (6) are fixed at the middle of both ends of the placement groove (9) on the first mold (1), and the second limiting columns (6) are located in the second limiting groove (5) on the limiting strip (8).

4. The plug injection mold with replaceable strip mold according to claim 1, characterized in that: An injection hole (18) is provided in the middle of the upper end of the second mold (21), and a connecting groove (19) is provided in the middle of the interior of the second mold (21); the injection hole (18) and the connecting groove (19) are connected to each other, and a connecting groove (20) is installed at an equidistant distance at the lower end of the connecting groove (19); and the lower end of the connecting groove (20) is connected to the corresponding mold groove (4).

5. The plug injection mold with replaceable strip mold according to claim 1, characterized in that: The length and width of the strip mold body (16) are both compatible with the length and width of the slot (7), and the first through slot (11) and the second through slot (17) correspond to each other.

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