Conductive silica gel embedding and injecting jig
By designing conductive silicone embedded injection fixtures on the mold, the inaccurate measurement caused by the fall of conductive ink and the increase in multi-step injection molding costs are solved, and the injection molding of hard glue components and conductive silicone strips is achieved on the original mold at the same time, reducing production costs and ensuring measurement accuracy.
Patent Information
- Application Number
- CN202421859464.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-08-02
- Publication Date
- 2025-07-11
- Estimated Expiration
- 2034-08-02
AI Technical Summary
In the prior art, conductive ink is prone to fall off on the silicone cover of the genital erection device, resulting in inaccurate measurement and inappropriate small resistance requirements. At the same time, one step of injection molding process increases production costs.
Design a conductive silicone embedded injection tool. By adding a rear mold kernel and positioning groove on the mold, the hard rubber parts and the conductive silicone strips are simultaneously or successively injected, avoiding additional injection molding machines.
It realizes that two injection molding steps are completed simultaneously on the original mold, reducing production costs and ensuring measurement accuracy.
Smart Images
Figure CN223085268U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of injection molds for conductive silica gel, and particularly relates to a conductive silica gel embedding jig. Background Art
[0002] An inner ring of a silica gel upper cover in a genital erectile device (silica gel can be directly injection molded on a hard plastic part) is often coated with a circle of conductive ink, and the expansion size of the silica gel upper cover is detected by measuring the resistance value of the conductive ink; however, the conductive ink will fall off after long-term use, resulting in inaccurate measurement. In addition, the resistance value of the conductive ink is relatively large and does not meet the requirements of a smaller resistance value. Therefore, in production, conductive silica gel is used to replace the conductive ink, and the hard plastic part, the conductive silica gel strip and the silica gel are injection molded together, which will result in one more injection molding process, and thus one more injection mold and injection molding machine are used. Therefore, there is an urgent need to develop a mold that can complete two injection molding steps simultaneously. Summary of the Invention
[0003] According to an embodiment of the present utility model, there is provided a conductive silica gel embedding jig, which includes a rear mold core and a first rear mold insert. A first positioning groove is provided on the rear mold core, and a second positioning groove is provided in the first positioning groove. The first rear mold insert is placed in the first positioning groove, and the second positioning groove is used for placing a hard plastic part; it further includes:
[0004] A second rear mold insert;
[0005] A third positioning groove is further provided on the rear mold core, and a fourth positioning groove is provided in the third positioning groove; the third positioning groove is used for placing the second rear mold insert, and the fourth positioning groove is used for placing the hard plastic part;
[0006] A first front mold insert, which is coupled with the second rear mold insert, and a first molding groove and a first runner are provided on the first front mold insert.
[0007] Further, a plurality of first guiding holes are further provided on the second rear mold core, the plurality of first guiding holes penetrate through the third positioning groove, and a first ejector rod is provided in the first guiding hole, and the first ejector rod is used for ejecting the hard plastic part in the fourth positioning groove.
[0008] Further, a plurality of second guiding holes are further provided on the second rear mold core, a first guiding rod is slidably provided in the second guiding hole, and the upper end of the first guiding rod is detachably connected to the second rear mold insert.
[0009] Further, it further includes: a first fastening bolt, and the second rear mold insert can be connected to the rear mold core through the first fastening bolt.
[0010] Further, a first positioning protrusion is further provided in the third positioning groove, and the first positioning protrusion is coupled with the hard plastic part.
[0011] According to the conductive silicone embedding fixture of the embodiment of the present utility model, a fixture is added to the original mold, enabling two injection molding steps to be completed simultaneously or successively on the original mold without the need to additionally increase an injection molding machine, greatly reducing the production cost.
[0012] It should be understood that both the foregoing general description and the following detailed description are exemplary and intended to provide further illustration of the claimed technology. BRIEF DESCRIPTION OF THE DRAWINGS
[0013] Figure 1 is a schematic structural diagram according to an embodiment of the present utility model;
[0014] Figure 2 is a schematic top view according to an embodiment of the present utility model;
[0015] Figure 3 is Figure 2 the sectional view taken along the line A - A of
[0016] Figure 4 is Figure 3 the enlarged view at A of
[0017] Figure 5 is a schematic structural diagram of removing the front mold according to an embodiment of the present utility model;
[0018] Figure 6 is a schematic structural diagram of the rear mold core and the first guide rod according to an embodiment of the present utility model;
[0019] Figure 7 is Figure 6 the enlarged view at B of
[0020] Figure 8 is a schematic structural diagram of the second rear mold insert according to an embodiment of the present utility model;
[0021] Figure 9 is a schematic structural diagram of the rear mold core after assembling the second rear mold insert according to an embodiment of the present utility model;
[0022] Figure 10 is Figure 9 the top perspective view of
[0023] Figure 11 is Figure 11 the sectional view taken along the line B - B of
[0024] Figure 12 is a schematic structural diagram of the product after injecting the conductive silicone strip;
[0025] Figure 13 is a schematic structural diagram of the silicone upper cover. DETAILED DESCRIPTION OF THE EMBODIMENTS
[0026] The preferred embodiments of the present utility model will be described in detail below in conjunction with the accompanying drawings, and the present utility model will be further elaborated.
[0027] First, in conjunction with Figures 1 to 13 A conductive silicone embedding jig according to an embodiment of the present utility model will be described, which is used in the technical field of injection molds for conductive silicone and has a wide range of application scenarios.
[0028] As Figures 1 to 13 shown, the conductive silicone embedding jig of the embodiment of the present utility model includes a rear mold core 1 and a first rear mold insert 2 (prior art). A first positioning groove 11 is provided on the rear mold core 1, and a second positioning groove 111 is provided in the first positioning groove 11. The first rear mold insert 2 is placed in the first positioning groove 11, and the second positioning groove 111 is used to place a hard rubber component 71; it further includes:
[0029] A second rear mold insert 3, the outer shape of the second rear mold insert 3 is designed according to needs, which belongs to conventional technical means;
[0030] A third positioning groove 12 is further provided on the rear mold core 1, and a fourth positioning groove 121 (which has the same function as the second positioning groove 111) is provided in the third positioning groove 12; the third positioning groove 12 is used to place the second rear mold insert 3, and the fourth positioning groove 121 is used to place the hard rubber component 71;
[0031] A first front mold insert 6, the first front mold insert 6 is coupled with the second rear mold insert 3. A first forming groove 61 and a first runner 62 are provided on the first front mold insert 6. The first runner 62 is communicated with the first forming groove 61. The first forming groove 61 is used for forming a conductive silicone strip on the silicone upper cover 7 in the penile erection device; the first front mold insert 6 is detachably connected to the front mold core; the liquid conductive silicone enters the first forming groove 61 from the first runner 62 for forming.
[0032] Further, a plurality of first guide holes 13 are further provided on the second rear mold core 1. The plurality of first guide holes 13 penetrate through the third positioning groove 12. A first ejector rod 4 is provided in the first guide holes 13. The first ejector rod 4 is used to eject the hard rubber component 71 in the fourth positioning groove 121. The lower end of the first ejector rod 4 is movably arranged in the rear template (conventional technical means).
[0033] Further, a plurality of second guide holes 14 are further provided on the second rear mold core 1. A first guide rod 5 is slidably arranged in the second guide holes 14. The upper end of the first guide rod 5 is detachably connected to the second rear mold insert 3, and plays a guiding role when the second rear mold insert 3 is placed in the third positioning groove 12.
[0034] Further, an arc-shaped groove 51 is provided on the first guide rod 5, and a fifth positioning groove 31 corresponding to the arc-shaped groove 51 is provided on the side of the second rear mold insert 3. A pin 9 passes through the fifth positioning groove 31 and the corresponding arc-shaped groove 51 to fixedly connect the first guide rod 5 and the second rear mold insert 3, and the pin 9 is detachable.
[0035] Further, it further includes: a first fastening bolt 10. The second rear mold insert 3 can be connected to the rear mold core 1 through the first fastening bolt 10 for positioning the second rear mold insert 3.
[0036] Further, a first positioning protrusion 122 is further provided in the third positioning groove 12. The first positioning protrusion 122 is coupled with the hard rubber component 71 for further positioning of the hard rubber component 71.
[0037] Working principle: Place the hard rubber component 71 into the fourth positioning groove 121 and couple it with the first positioning protrusion 122. At this time, the preliminary positioning of the hard rubber component 71 in the rear mold core 1 is completed. Place the second rear mold insert 3 into the third positioning groove 12. At this time, the second rear mold insert 3 presses the hard rubber component 71, and lock the second rear mold insert 3 and the rear mold core 1 with the first fastening bolt 10; Place the first front mold insert 6 into and fix it in the front mold core; Close the mold and inject the conductive silicone strip.
[0038] Open the mold, unscrew the first fastening bolt 10, the first ejector rod 4 ejects the injection-molded hard rubber component 71 and the second rear mold insert 3, and remove the first guide rod 5; Take the product of the first-step injection from the second rear mold insert 3; Put the product of the first-step injection on the first rear mold insert 2 to complete the injection of the final silicone (which belongs to the prior art).
[0039] Above, with reference to Figures 1 to 13 The conductive silicone in-mold embedding fixture according to the embodiment of the present invention is described. An additional fixture is added to the original mold, enabling two injection steps to be completed simultaneously or successively on the original mold without the need to additionally increase an injection molding machine, greatly reducing the production cost.
[0040] It should be noted that in this specification, the terms "include", "comprise" or any other variant thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements not only includes those elements, but also includes other elements not explicitly listed, or further includes elements inherent to this process, method, article or device. Without further limitations, the elements defined by the statement "comprising..." do not exclude the existence of additional identical elements in the process, method, article or device including the elements.
[0041] Although the content of the present utility model has been described in detail through the above preferred embodiments, it should be recognized that the above description should not be considered as a limitation to the present utility model. After those skilled in the art have read the above content, various modifications and alternatives to the present utility model will be obvious. Therefore, the protection scope of the present utility model should be defined by the appended claims.
Claims
1. A conductive silicone buried injection fixture, comprising a rear mold core and a first rear mold insert. A first positioning groove is provided on the rear mold core, and a second positioning groove is provided in the first positioning groove. The first rear mold insert is placed in the first positioning groove, and the second positioning groove is used for placing a hard rubber component; characterized in that, It further includes: A second rear mold insert; A third positioning groove is further provided on the rear mold core, and a fourth positioning groove is provided in the third positioning groove; the third positioning groove is used for placing the second rear mold insert, and the fourth positioning groove is used for placing a hard plastic component; A first front mold insert, the first front mold insert is coupled with the second rear mold insert, and a first forming groove and a first runner are provided on the first front mold insert.
2. The conductive silicone buried injection fixture according to claim 1, wherein A plurality of first guide holes are further provided on the rear mold core, the plurality of first guide holes penetrate through the third positioning groove, and a first ejector rod is arranged in the first guide hole, and the first ejector rod is used for ejecting the hard plastic component in the fourth positioning groove.
3. The conductive silicone buried injection jig according to claim 1, wherein A plurality of second guide holes are further provided on the rear mold core, a first guide rod is slidably arranged in the second guide hole, and the upper end of the first guide rod is detachably connected to the second rear mold insert.
4. The conductive silicone buried injection jig according to claim 1, wherein, It further includes: a first fastening bolt, and the second rear mold insert can be connected to the rear mold core through the first fastening bolt.
5. The conductive silicone buried injection fixture according to claim 1, wherein, A first positioning protrusion is further provided in the third positioning groove, and the first positioning protrusion is coupled with the hard plastic component.