CN223803016U - A demolding component for injection molds - Google Patents
A demolding component for injection moldsInfo
- Publication number
- CN223803016U CN223803016U CN202423233734.2U CN202423233734U CN223803016U CN 223803016 U CN223803016 U CN 223803016U CN 202423233734 U CN202423233734 U CN 202423233734U CN 223803016 U CN223803016 U CN 223803016U
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- CN
- China
- Prior art keywords
- plate
- mold
- fixed
- movable plate
- baffle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model relates to the technical field of molds, in particular to a demolding assembly for an injection mold, which comprises a lower mold of the injection mold, wherein the lower mold comprises a lower mold plate, a plurality of cores are arranged on the lower mold plate, a fixing plate for fixing the lower end parts of the cores is arranged on the lower side of the lower mold plate, guide posts are also fixed on the lower mold plate, which is close to four corners, a base plate is arranged on the lower side of the fixing plate, a bottom plate is arranged below the base plate, two left and right foot pads are fixed between the base plate and the bottom plate, a movable plate is arranged between the left and right foot pads, and a baffle is fixed on the lower side of the movable plate. According to the utility model, after injection molding of the product by the injection mold is completed, the upper mold and the lower mold of the injection mold are separated, at the moment, the pushing rod separated from the pressure of the upper mold does not apply pressure to the baffle plate, the baffle plate and the movable plate move upwards under the condition of propping up by the spring, and the movable plate moving upwards drives the push rod to move upwards to push out the product, so that the demolding of the product is more convenient and quick.
Description
Technical Field
The utility model relates to the technical field of molds, in particular to a demolding assembly for an injection mold.
Background
The injection mold is used as one of the molds, and the injection mold has the working mode that the heated and melted material is injected into the mold cavity by high pressure, and after cooling and solidification, a formed product is obtained, and the formed product needs to be ejected out of the mold cavity by a ejection mechanism, so that automatic stripping is completed.
When the existing injection mold is used for demolding products, a hydraulic cylinder on an injection molding machine is used for jacking a material jacking rod on the mold to jack out the products out of a mold cavity, the material jacking mode is required to depend on the hydraulic cylinder on the injection molding machine, a corresponding structure is required to be arranged to be matched with jacking driving of the hydraulic cylinder, and certain inconvenience exists in jacking control of the whole jacking mechanism.
Disclosure of utility model
The utility model provides a demolding assembly for an injection mold, which aims to solve the problem that certain inconvenience exists in ejection control of the whole ejection mechanism when the injection mold is used for demolding a product.
In order to solve the technical problems, the demolding assembly for the injection mold comprises a lower mold of the injection mold, wherein the lower mold comprises a lower mold plate, a plurality of cores are installed on the lower mold plate, a fixing plate for fixing the lower end parts of the cores is arranged on the lower side of the lower mold plate, guide posts are further fixed at the positions, close to four corners, of the lower mold plate, a base plate is arranged on the lower side of the fixing plate, a left foot pad and a right foot pad are fixed between the base plate and the base plate, a movable plate is arranged between the left foot pad and the right foot pad, a baffle is fixed on the lower side of the movable plate, ejector rods extending to the upper surface of the cores are fixed on the movable plate, a plurality of springs are arranged between the baffle and the base plate, the lower end of each push rod is fixedly connected with the baffle in a penetrating mode in a vertical mode at the edge positions, close to the front side and the rear side of the lower mold plate.
As the preferable scheme, the upper surface of the movable plate is provided with a fixed hole for positioning and mounting the lower end of the ejector rod, the lower side of the movable plate is provided with a hanging groove at a position corresponding to the fixed hole, and one side of the hanging groove is provided with a positioning groove.
As the preferred scheme, the upper surface of fly leaf is close to the front and back both sides position and has all been seted up the hole of stepping down, and the left and right sides of fly leaf has all been seted up the direction draw-in groove, and the recess the same with the direction draw-in groove has been seted up to the left and right sides of baffle.
As a preferable scheme, the upper end of the ejector rod is provided with a molded surface, the lower end of the ejector rod is fixed with a hanging table, and one side of the hanging table is fixed with a positioning boss.
As a preferable scheme, the lower end of the push rod is fixedly provided with a thread head, and the lower end of the thread head passes through the abdication hole and is fixedly connected with the baffle.
As a preferable scheme, one side of the inner side of the pad foot is fixed with a guide boss matched with the guide clamping groove in a guiding way, and the positions, close to the front end and the rear end, of the upper surface of the pad foot are provided with through holes.
Compared with the prior art, the utility model has the beneficial effects that:
After injection molding of the product is completed, the upper die and the lower die of the injection mold are separated, the pushing rod separated from the pressure of the upper die does not apply pressure to the baffle plate any more, the baffle plate and the movable plate move upwards under the condition that the spring is tightly propped, and the movable plate moving upwards drives the push rod to move upwards to push out the product, so that the product is more convenient and quick to demould.
Drawings
FIG. 1 is a schematic view of the overall structure of the present utility model;
FIG. 2 is a schematic view of a fly leaf in accordance with the present utility model;
FIG. 3 is a schematic illustration of a carrier rod of the present utility model;
FIG. 4 is a schematic illustration of a pushrod of the present utility model;
Fig. 5 is a schematic view of the foot pad of the present utility model.
The drawing comprises a base plate 1, a foot pad 2, a through hole 21, a through hole 22, a guide boss 3, a base plate 4, a fixed plate 5, a lower template 6, a guide pillar 7, a core 8, a push rod 81, a thread head 9, a movable plate 91, a yielding hole 92, a fixed hole 93, a positioning groove 94, a hanging groove 95, a guide clamping groove 10, a baffle plate 11, a spring 12, a push rod 121, a molded surface 122, a positioning boss 123 and a hanging table.
Detailed Description
As shown in fig. 1, a drawing of patterns subassembly for injection mold, lower mould including injection mold's lower mould, the lower mould includes lower bolster 5, install a plurality of cores 7 on the lower bolster 5, and the downside of lower bolster 5 is provided with the fixed plate 4 that fixes the lower tip of core 7, lower bolster 5 is close to four corners and still is fixed with guide pillar 6, the downside of fixed plate 4 is provided with backing plate 3, the below of backing plate 3 is provided with bottom plate 1, and be fixed with about backing plate 3 and bottom plate 1 between two backing plates 2, be provided with fly leaf 9 between about two backing plates 2, the downside of fly leaf 9 is fixed with baffle 10, and be fixed with on the fly leaf 9 and extend to ejector pin 12 of core 7 upper surface, be provided with a plurality of springs 11 between baffle 10 and the bottom plate 1, the lower bolster 5 is close to the front and back both sides edge position and all vertically alternate about two push rods 8, the lower extreme and baffle 10 fixed connection of push rod 8 at this moment, after injection mold's to the product injection molding is accomplished, the last mould of injection mold separates with the lower mould, and the fly leaf 8 of the pressure of separating from the upper mould, the push rod 8 of going up die is not to the tight spring 10 again, the ejector pin 10 makes the ejector pin that moves up the fly leaf 10 and makes the ejector pin 9 and makes the upward movement more convenient for the product, thereby move up the fly leaf 9.
As shown in fig. 2, a fixing hole 92 for positioning and mounting the lower end of the ejector rod 12 is formed in the upper surface of the movable plate 9, a hanging groove 94 is formed in the lower side of the movable plate 9 and in a position corresponding to the fixing hole 92, a positioning groove 93 is formed in one side of the hanging groove 94, the movable plate 9 fixedly mounts the ejector rod 12 by using the fixing hole 92 and the hanging groove 94, and positioning is performed on the ejector rod 12 by the positioning groove 93 during mounting.
The upper surface of the movable plate 9 is provided with a yielding hole 91 at the position close to the front side and the rear side, and the movable plate 9 utilizes the yielding hole 91 for penetration when the push rod 8 is connected with the baffle 10;
The left and right sides of fly leaf 9 have all offered the guide draw-in groove 95, and fly leaf 9 utilizes guide draw-in groove 95 to carry out the guide cooperation with the pad foot 2 of left and right sides, and the recess the same as guide draw-in groove 95 has also been offered to the left and right sides of baffle 10.
As shown in fig. 3, the upper end of the ejector rod 12 is provided with a molded surface 121 for molding in cooperation with the core 7;
A hanging table 123 is fixed at the lower end of the ejector rod 12, a positioning boss 122 is fixed at one side of the hanging table 123, the ejector rod 12 is clamped in the hanging groove 94 by the aid of the hanging table 123 and is positioned in the positioning groove 93 by the aid of the positioning boss 122, and therefore the fact that the molded surface at the upper end of the ejector rod 12 is not matched with the molded surface of the mold core 7 is avoided.
As shown in fig. 4, a screw thread head 81 is fixed at the lower end of the push rod 8, the lower end of the screw thread head 81 passes through the relief hole 91 and is fixedly connected with the baffle 10, and the push rod 8 passes through the relief hole 91 through the screw thread head 81 and is fixedly connected with the baffle 10, so that the push rod 8 can push the baffle 10 to move downwards.
As shown in fig. 5, a guiding boss 22 matched with the guiding clamping groove 95 in a guiding way is fixed on one surface of the inner side of the foot pad 2, the foot pad 2 guides the movable plate 9 to move up and down through the guiding boss 22, and through holes 21 are formed in positions, close to the front end and the rear end, of the upper surface of the foot pad 2 for fixing the foot pad 2 and the base plate 3 together through threading screws.
In this embodiment, when the plastic product is molded, the upper mold and the lower mold of the injection mold are driven by the injection molding machine to mold the mold, and when the mold is closed, the upper mold extrudes the push rod 8 to push the baffle 10 and the movable plate 9 to descend, so as to drive the push rod 12 to descend until the mold is completely closed, at the moment, the molded surface 121 at the upper end of the push rod 12 is matched with the molded surface of the core 7, the injection molding can be performed, after the injection molding of the product by the injection mold is completed, the upper mold and the lower mold of the injection mold are separated, at the moment, the push rod 8 separated from the pressure of the upper mold does not press the baffle 10 any more, the baffle 10 and the movable plate 9 are made to move upwards under the tight pushing of the spring 11, and the movable plate 9 which moves upwards drives the push rod 12 to move upwards to eject the product, so as to complete the demolding of the product.
The above is a preferred embodiment of the present utility model, and a person skilled in the art can also make alterations and modifications to the above embodiment, therefore, the present utility model is not limited to the above specific embodiment, and any obvious improvements, substitutions or modifications made by the person skilled in the art on the basis of the present utility model are all within the scope of the present utility model.
Claims (6)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202423233734.2U CN223803016U (en) | 2024-12-26 | 2024-12-26 | A demolding component for injection molds |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202423233734.2U CN223803016U (en) | 2024-12-26 | 2024-12-26 | A demolding component for injection molds |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN223803016U true CN223803016U (en) | 2026-01-16 |
Family
ID=98383464
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202423233734.2U Active CN223803016U (en) | 2024-12-26 | 2024-12-26 | A demolding component for injection molds |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN223803016U (en) |
-
2024
- 2024-12-26 CN CN202423233734.2U patent/CN223803016U/en active Active
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |