CN221187370U - Structure for preventing injection molding part from sticking to inclined top - Google Patents
Structure for preventing injection molding part from sticking to inclined top Download PDFInfo
- Publication number
- CN221187370U CN221187370U CN202322721227.2U CN202322721227U CN221187370U CN 221187370 U CN221187370 U CN 221187370U CN 202322721227 U CN202322721227 U CN 202322721227U CN 221187370 U CN221187370 U CN 221187370U
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- groove
- ejection
- inclined top
- mold core
- injection molding
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- 238000001746 injection moulding Methods 0.000 title claims abstract description 21
- 238000002347 injection Methods 0.000 claims abstract description 6
- 239000007924 injection Substances 0.000 claims abstract description 6
- 238000000034 method Methods 0.000 abstract description 13
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 3
- 230000002265 prevention Effects 0.000 abstract description 2
- 238000007493 shaping process Methods 0.000 description 2
- 241000463219 Epitheca Species 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model discloses an injection molding part sticking prevention inclined ejection structure, which comprises a rear mold core, wherein an ejection structure is arranged in the rear mold core; the ejection structure includes: the device comprises an inclined ejection groove, a straight line groove, an inclined ejection main body, an ejection groove and an inner insert; the utility model relates to the technical field of injection molds, and has the design key points that a straight top insert is arranged in an inclined top main body, the straight top insert is arranged in an inclined top and is arranged in a lower mold together with the inclined top, the inclined top moves in the gradient direction during ejection of a product, the inner insert and the product move linearly, the lower edge of the inclined top is positioned on the insert to prevent the product from moving in the gradient direction, and then the demolding effect is achieved, so that demolding is well completed, the pain point of the injection product, which is stuck to the inclined top in the production process, is thoroughly solved, the production cost is reduced, the appearance requirement is particularly applied to the inner surface of the product, the structure is simple and easy to process, the operation of the production process is reliable, and the manufacturing cost is very low.
Description
Technical Field
The utility model relates to the technical field of injection molds, in particular to a structure for preventing injection molding parts from sticking to an inclined top.
Background
Injection molding specifically refers to injecting heated and melted plastic into a mold cavity at high pressure by an injection molding machine, and cooling and solidifying the plastic to obtain a formed product, wherein the injection mold is the working mode, and most injection molds are demolded by an inclined top demolding mode;
The product is stuck on the inclined top due to the adhesion of the inclined top in the inclined top demoulding process, so that the generation of unqualified products cannot be reduced.
Disclosure of utility model
In order to achieve the above purpose, the utility model is realized by the following technical scheme: the structure for preventing the injection molding part from sticking to the inclined top comprises a rear mold core, wherein an ejection structure is arranged in the rear mold core;
The ejection structure includes: the device comprises an inclined ejection groove, a straight line groove, an inclined ejection main body, an ejection groove and an inner insert;
The inclined ejection groove is formed in the rear mold core, the linear groove is formed in the rear mold core and is located on one side of the inclined ejection groove, the inclined ejection main body is movably embedded in the inclined ejection groove, the ejection groove is formed in the upper end of the inclined ejection groove, and the insert is movably embedded in the linear groove and the ejection groove.
Preferably, the straight groove is communicated with the inclined top groove.
Preferably, the lower end of the inclined top main body is provided with a connecting groove.
Preferably, one side of the bottom end of the inner insert is attached to the bottom end of the ejection groove.
Preferably, the inclined top groove is obliquely arranged in the rear die core.
Preferably, the linear groove is vertically arranged in the rear mold core.
The utility model provides a structure for preventing an injection molding part from sticking to an inclined top. The beneficial effects are as follows: the design main points are that a straight top insert is arranged in the inclined top main body, the straight top insert is arranged in the inclined top and is arranged in the lower die together with the inclined top, the inclined top moves along the inclination direction during ejection of a product, the inner insert and the product move linearly, the lower edge of the inclined top is glued on the insert to prevent the product from moving along the direction of the inclined top, and then the demoulding effect is achieved, so that demoulding can be well completed, the pain point of the injection molding product, which is stuck to the inclined top in the production process, can be thoroughly solved, the production cost is reduced, the special application has appearance requirements on the inner face of the product, the structure is simple, the processing is easy, the operation of the production process is reliable, and the manufacturing cost is low.
Drawings
Fig. 1 is a schematic perspective view of an overall structure for preventing an injection molding part from sticking to an inclined top.
Fig. 2 is a schematic perspective view of a structure for preventing an injection molding part from sticking to an inclined top.
Fig. 3 is a schematic diagram of a schematic cross-sectional front view of an injection molding structure for preventing sticking of an injection molding part.
Fig. 4 is a schematic perspective view of an ejection structure for preventing an injection molding part from sticking to an inclined ejection structure according to the present utility model.
Fig. 5 is a schematic perspective view of an oblique top main body of the structure for preventing an injection molding part from sticking to the oblique top.
In the figure: 1. rear mould core 2, oblique ejection groove, 3, straight line groove, 4, oblique ejection main body, 5, ejection groove, 6, inner insert, 7, spread groove.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Examples
As shown in fig. 1-5, an injection molding part sticking prevention inclined ejection structure comprises a rear mold core 1, wherein an ejection structure is arranged in the rear mold core 1;
The ejection structure includes: an inclined ejection groove 2, a straight line groove 3, an inclined ejection main body 4, an ejection groove 5 and an inner insert 6;
the inclined top groove 2 is formed in the rear mold core 1, the linear groove 3 is formed in the rear mold core 1 and is located on one side of the inclined top groove 2, the inclined top main body 4 is movably embedded in the inclined top groove 2, the ejection groove 5 is formed in the upper end of the inclined top groove 2, and the insert 6 is movably embedded in the linear groove 3 and the ejection groove 5.
It should be noted that, when using, cooperate with supporting mould through the back mould benevolence 1 that sets up, carry out shaping operation to earphone charging box epitheca, after the shaping is accomplished, upwards remove through the thimble board, drive the oblique top main part 4 and upwards remove in oblique top groove 2, simultaneously, offer the ejecting groove 5 in oblique top main part 4 and promote interior mold insert 6 and upwards remove in straight line groove 3, the position is glued to the part under the oblique top on the built-in mold insert, is unanimous with the product direction of motion, and then reaches the effect of fixed product, makes the product break away from the oblique top smoothly.
In the specific implementation process, the straight groove 3 is communicated with the inclined top groove 2.
In the specific implementation process, the lower end of the inclined top main body 4 is provided with a connecting groove 7.
In the specific implementation process, one side of the bottom end of the inner insert 6 is attached to the bottom end of the ejection groove 5.
In the specific implementation process, the inclined top groove 2 is obliquely arranged in the rear mold core 1.
In the specific implementation process, the linear groove 3 is vertically arranged in the rear mold core 1.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The term "comprising" an element defined by the term "comprising" does not exclude the presence of other identical elements in a process, method, article or apparatus that comprises the element.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The structure for preventing the injection molding part from sticking to the inclined top comprises a rear mold core (1), and is characterized in that an ejection structure is arranged in the rear mold core (1);
The ejection structure includes: an inclined ejection groove (2), a straight line groove (3), an inclined ejection main body (4), an ejection groove (5) and an inner insert (6);
The novel mold comprises a rear mold core (1), a straight line groove (3), an inclined top main body (4), an ejection groove (5) and an inner insert (6), wherein the inclined top groove (2) is formed in the rear mold core (1), the straight line groove (3) is formed in the rear mold core (1), the inclined top main body is located on one side of the inclined top groove (2), the inclined top main body (4) is movably embedded in the inclined top groove (2), the ejection groove (5) is formed in the upper end of the inclined top groove (2), and the inner insert (6) is movably embedded in the straight line groove (3) and the ejection groove (5).
2. A structure for preventing sticking of injection molded parts as claimed in claim 1, wherein the linear groove (3) communicates with the slanted ejecting groove (2).
3. The structure for preventing sticking of injection molding parts as claimed in claim 1, wherein the lower end of the inclined top main body (4) is provided with a connecting groove (7).
4. The structure for preventing sticking of injection molding parts as claimed in claim 1, wherein one side of the bottom end of the inner insert (6) is attached to the bottom end of the ejection groove (5).
5. The structure for preventing sticking of injection molding parts according to claim 1, wherein the inclined ejection groove (2) is obliquely arranged in the rear mold core (1).
6. The structure for preventing the injection molding from sticking to the inclined top according to claim 1, wherein the linear groove (3) is vertically arranged in the rear mold core (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322721227.2U CN221187370U (en) | 2023-10-11 | 2023-10-11 | Structure for preventing injection molding part from sticking to inclined top |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322721227.2U CN221187370U (en) | 2023-10-11 | 2023-10-11 | Structure for preventing injection molding part from sticking to inclined top |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221187370U true CN221187370U (en) | 2024-06-21 |
Family
ID=91529567
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322721227.2U Active CN221187370U (en) | 2023-10-11 | 2023-10-11 | Structure for preventing injection molding part from sticking to inclined top |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221187370U (en) |
-
2023
- 2023-10-11 CN CN202322721227.2U patent/CN221187370U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant |