CN223420008U - Side ejection mechanism for complex injection molded parts - Google Patents
Side ejection mechanism for complex injection molded partsInfo
- Publication number
- CN223420008U CN223420008U CN202422820545.9U CN202422820545U CN223420008U CN 223420008 U CN223420008 U CN 223420008U CN 202422820545 U CN202422820545 U CN 202422820545U CN 223420008 U CN223420008 U CN 223420008U
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- China
- Prior art keywords
- ejection
- injection molding
- stop block
- block
- mould
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Abstract
The utility model relates to the technical field of molds, in particular to a lateral ejection demolding mechanism applied to complex injection molding parts. The injection molding machine comprises a male mold, a female mold, a cavity arranged in the male mold and the female mold, and an ejection mechanism arranged in the male mold, wherein the ejection mechanism comprises a top which is used for propping up an injection molding piece, a side edge of the ejection mechanism is attached to the side edge of the injection molding piece and is provided with a straight ejection block, a stop block penetrating through the female mold, and a thimble, one end of which is used for propping up the injection molding piece, and the other end of which is propped up against the side edge of the stop block. The utility model has the advantages that the technical scheme utilizes the characteristics of the material of the injection molding product, utilizes the simple inclination mechanism to realize the transverse ejection, realizes the separation of the product back-off part from the product by the normal movement of the die mechanism, changes the back-off part into the demolding by utilizing the elastic deformation of the plastic product, and realizes the demolding of the complex product, and the one-time processing is completed, thereby improving the efficiency and saving the time.
Description
Technical Field
The utility model relates to the technical field of molds, in particular to a lateral ejection demolding mechanism applied to complex injection molding parts.
Background
A combined plastic mould for compression moulding, extrusion moulding, injection moulding, blow moulding and low foaming moulding mainly comprises a female mould with a variable cavity, which is composed of a female mould combined base plate, a female mould component and a female mould combined clamping plate, and a male mould with a variable core, which is composed of a male mould combined base plate, a male mould component, a male mould combined clamping plate, a cavity cutting component and a side cutting combined plate. And the coordination change of the die convex die and the auxiliary forming system. Can process series plastic parts with different shapes and different sizes.
In the prior art, the application number is CN201922239394.7, namely a lateral back-off demoulding mechanism of an injection mould, which can demould a product in a lateral back-off mode, and is shown in reference to FIG. 1, which is an existing injection moulding part, because of the complexity of the shape, the existing demoulding mechanism cannot be processed and formed once, the demoulding is completed, the male mould core is required to be split into an upper part and a lower part for processing and manufacturing, and the demoulding can be realized in a twice ejection mode, which is time-consuming and labor-consuming and has low efficiency.
It is therefore desirable to devise a lateral ejection and demolding mechanism for complex injection molded parts that addresses the above issues.
Disclosure of utility model
The utility model aims to provide a lateral ejection demoulding mechanism applied to complex injection molding parts, which overcomes the defects in the prior art.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
The side ejection demoulding mechanism comprises a male mould, a female mould, a cavity arranged in the male mould and the female mould and an ejection mechanism arranged in the male mould, and is characterized in that the male mould is arranged in an L shape, the inner face of the male mould, which is contacted with the cavity, and the appearance of the injection moulding are arranged in a profiling way, the inner face of the male mould and the profile of the injection moulding are arranged in an arc shape, a boss for limiting the position of the injection moulding is arranged at the top end of the inner face of the male mould, the ejection mechanism comprises a top straight ejection block, a stop block and a thimble, wherein the top straight ejection block is arranged on the side of the injection moulding, the stop block is arranged on the side of the female mould in a sticking way, the thimble is arranged on one end of the straight ejection block, the side of the stop block is arranged on the side of the stop block, the lug transverse bar is arranged on one face, which is contacted with the cavity, of the thimble is arranged in an inclined way, the stop block is inclined from bottom to top, and the width of the stop block is larger and larger.
Preferably, the top of the straight jacking block is embedded with the contact part of the injection molding piece, and is in fit with the contact part of the injection molding piece, and the other side of the straight jacking block is in fit with the side edge of the female die.
Preferably, a sliding space and a profiling groove matched with the stop block are formed in the female die, the stop block is arranged in the profiling groove space, and the thimble is arranged in the sliding space.
Preferably, the thimble is horizontally perpendicular to the stop block, and the thimble penetrates through the straight ejection block, and can horizontally move left and right by taking the penetrating hole as an axis.
The plastic injection molding machine has the beneficial effects that the technical scheme utilizes the characteristics of the material of the injection molding product, utilizes the simple inclination mechanism to realize transverse ejection, realizes the separation of the product back-off part from the product by the normal movement of the mold mechanism, changes the back-off part into the demolding by utilizing the elastic deformation of the plastic product, and realizes the demolding of the complex product, and the one-time processing is completed, so that the efficiency is improved and the time is saved.
Drawings
FIG. 1 is a block diagram of a product;
FIG. 2 is a mold closing diagram of a lateral ejection and demolding mechanism for a complex injection molding of the present utility model;
FIG. 3 is a partial view of an open mold of a side ejection and demolding mechanism of the present utility model applied to a complex injection molding;
FIG. 4 is an enlarged view of a portion of a side ejection mechanism of the present utility model applied to a complex injection molding;
The drawing comprises a male die 1, a female die 2, a female die 3, a cavity 11, a boss 4, a straight ejector block 5, a stop block 6, a thimble 7, a sliding space 8, a profiling groove 9 and a lug transverse bar.
Detailed Description
Referring to fig. 1 to 3, a lateral ejection demoulding mechanism applied to a complex injection molding comprises a male mould 1, a female mould 2, a cavity 3 arranged in the male mould and the female mould and an ejection mechanism 4 arranged in the male mould;
Referring to fig. 1, due to the structural specificity of the product, the male mold is L-shaped, the inner surface of the male mold, which is contacted with the cavity, and the outer shape of the injection molding piece are in profiling arrangement, the inner surface of the male mold and the injection molding piece are in arc-shaped arrangement, and in order to limit the position of the injection molding piece, a boss 11 for limiting the position of the injection molding piece is arranged at the top end of the inner surface of the male mold;
The ejection mechanism comprises a straight ejection block 4, a stop block 5 and a thimble 6, wherein the top of the straight ejection block is used for ejecting an injection molding piece, the side edge of the straight ejection block is attached to the side edge of the injection molding piece, the stop block is arranged in a penetrating mode, and one end of the thimble is used for ejecting the injection molding piece, and the other end of the thimble is used for ejecting the side edge of the stop block;
The top of the straight jacking block is embedded between the parts contacted with the injection molding piece, the parts contacted with the injection molding piece are adhered, and the other side of the straight jacking block is adhered to the side edges of the female mold, so that the positions of the straight jacking block are limited from the two sides of the straight jacking block, the positions of the straight jacking block are limited from the left side and the right side, and the straight jacking block is ensured to move upwards;
In order to provide a moving space for the stop block and the thimble, a sliding space 7 and a profiling groove 8 matched with the stop block are arranged in the female die;
the stop block is arranged in the profiling groove space, and the thimble is arranged in the sliding space;
The thimble is horizontally perpendicular to the stop block, penetrates through the straight jacking block and horizontally moves left and right by taking the through hole as an axle center;
In this embodiment, referring to fig. 2, in this case, in the mold closing state of injection molding, when the mold opening is needed after the injection molding is completed, firstly the male mold and the female mold are separated, the product starts to eject, and when the straight ejector block moves upwards to push the product upwards, the ejector pin moves leftwards under the action of the upper inclined surface of the stop block, so that the side surface of the product moves leftwards, the product back-off is gradually separated from the straight ejector block, ejection is continued until the product back-off is completely separated from the straight ejector, at this time, the product can be taken out, and after the product is taken out, the mold can be closed for next cycle production.
The utility model has the advantages that the technical scheme utilizes the characteristics of the material of the injection molding product, utilizes the simple inclination mechanism to realize the transverse ejection, realizes the back-off of the back-off part of the product from the normal mold mechanism, changes the back-off part into the demolding by utilizing the elastic deformation of the plastic product, and realizes the demolding of the complex product, and the one-time processing is completed, thereby improving the efficiency and saving the time.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (4)
1. The side ejection demoulding mechanism comprises a male mould, a female mould, a cavity arranged in the male mould and the female mould and an ejection mechanism arranged in the male mould, and is characterized in that the male mould is arranged in an L shape, the inner face of the male mould, which is contacted with the cavity, and the appearance of the injection moulding are arranged in a profiling way, the inner face of the male mould and the profile of the injection moulding are arranged in an arc shape, a boss for limiting the position of the injection moulding is arranged at the top end of the inner face of the male mould, the ejection mechanism comprises a top straight ejection block, a stop block and a thimble, wherein the top straight ejection block is arranged on the side of the injection moulding, the stop block is arranged on the side of the female mould in a sticking way, the thimble is arranged on one end of the straight ejection block, the side of the stop block is arranged on the side of the stop block, the lug transverse bar is arranged on one face, which is contacted with the cavity, of the thimble is arranged in an inclined way, the stop block is inclined from bottom to top, and the width of the stop block is larger.
2. The lateral ejection demoulding mechanism for complex injection molding pieces, as set forth in claim 1, characterized in that the top of the straight ejector block is embedded with the contact part of the injection molding piece, and is jointed with the contact part of the injection molding piece, and the other side is mutually jointed with the side edge of the female die.
3. The lateral ejection demoulding mechanism for complex injection molding parts according to claim 1, wherein a sliding space and a profiling groove matched with a stop block are formed in the female die, the stop block is arranged in the profiling groove space, and the ejector pin is arranged in the sliding space.
4. The lateral ejection demoulding mechanism for the complex injection molding piece, as set forth in claim 1, is characterized in that the ejector pin is horizontally perpendicular to the stop block, and the ejector pin is arranged through the straight ejector block and can horizontally move left and right by taking the through hole as an axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202422820545.9U CN223420008U (en) | 2024-11-19 | 2024-11-19 | Side ejection mechanism for complex injection molded parts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202422820545.9U CN223420008U (en) | 2024-11-19 | 2024-11-19 | Side ejection mechanism for complex injection molded parts |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN223420008U true CN223420008U (en) | 2025-10-10 |
Family
ID=97258811
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202422820545.9U Active CN223420008U (en) | 2024-11-19 | 2024-11-19 | Side ejection mechanism for complex injection molded parts |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN223420008U (en) |
-
2024
- 2024-11-19 CN CN202422820545.9U patent/CN223420008U/en active Active
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |