CN220995289U - Mould structure with locate function - Google Patents
Mould structure with locate function Download PDFInfo
- Publication number
- CN220995289U CN220995289U CN202322781691.0U CN202322781691U CN220995289U CN 220995289 U CN220995289 U CN 220995289U CN 202322781691 U CN202322781691 U CN 202322781691U CN 220995289 U CN220995289 U CN 220995289U
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- positioning
- injection molding
- end row
- mold
- assembly
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- 238000001746 injection moulding Methods 0.000 claims abstract description 78
- 229920003023 plastic Polymers 0.000 description 12
- 239000004033 plastic Substances 0.000 description 12
- 238000002347 injection Methods 0.000 description 10
- 239000007924 injection Substances 0.000 description 10
- 238000000465 moulding Methods 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000002950 deficient Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
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- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model relates to the technical field of injection molding machines, and discloses a mold structure with a positioning function, which comprises the following components: the first die is used for forming a positioning hole in an injection molding mode on the first end row or forming a positioning column in an injection molding mode on the second end row, and the positioning hole is in plug-in fit with the positioning column to form an end row assembly; the second die is provided with a first positioning groove which is used for positioning the end row assembly; the second die is used for injecting the end row assembly into a first injection molding piece; the third die is provided with a positioning assembly, and the positioning assembly is used for positioning the first injection molding piece; the third mold injects the first injection molding part into a second injection molding part. The utility model ensures that the size of the finished product after injection molding is precise, reduces the reject ratio of the product, and has better appearance.
Description
Technical Field
The utility model relates to the technical field of injection molding machines, in particular to a mold structure with a positioning function.
Background
The injection mold forming structure is a tool for producing plastic products, and is also a tool for endowing the plastic products with complete structures and accurate dimensions, specifically, heated and melted plastics are injected into a mold cavity by an injection molding machine under high pressure, and after cooling and solidification, a formed product is obtained; the injection mold forming structure that uses at present, when moulding plastics the product that has binding post, at first need carry out the location to binding post, then just can carry out the moulding plastics, but binding post's positioning work always is industry difficult problem, and binding post takes place skew or removal easily when moulding plastics, makes the product of moulding plastics out, and its binding post is untidy, influences the surplus of outward appearance and still probably influences follow-up product wiring and use.
CN210389932U discloses a binding post injection mold, through the locating pin that is provided with the binding post head wiring hole of location, avoid the binding post to shift about or float from top to bottom when moulding plastics, make the binding post of the product of moulding plastics neat and uniform, have better outward appearance; however, when two connecting terminals are injection molded into one injection molded part, the consistency of the two connecting terminals cannot be ensured, and the injection molded part produced by injection molding is not precise enough in size and high in reject ratio, so that improvement is needed.
Disclosure of utility model
The utility model solves the technical problems that aiming at the defects in the prior art, the utility model provides a die structure with a positioning function, so as to solve the problems that when two connecting terminals are injection-molded into one injection molding piece, consistency of the two connecting terminals cannot be ensured, the size of the injection molding piece produced by injection molding is not accurate enough, and the reject ratio is high.
In order to solve the technical problems, the utility model adopts the following technical scheme:
A mold structure with positioning function, comprising: a first mold, a second mold, and a third mold;
The first die is used for forming a positioning hole in an injection molding mode on the first end row or forming a positioning column in an injection molding mode on the second end row, and the positioning hole is in plug-in fit with the positioning column to form an end row assembly;
The second die is provided with a first positioning groove which is used for positioning the end row assembly; the second die is used for injecting the end row assembly into a first injection molding piece;
the third die is provided with a positioning assembly, and the positioning assembly is used for positioning the first injection molding piece; the third mold injects the first injection molding part into a second injection molding part.
Injection molding is performed on the first end row through a first die to form a positioning hole, injection molding is performed on the second end row through the first die to form a positioning column, and the positioning column is inserted into the positioning hole so as to lock the first end row and the second end row together to form an end row assembly; placing the end row assembly into a second die, positioning the end row assembly through a first positioning groove, and injection molding the end row assembly into a first injection molding piece through the second die; and finally, placing the first injection molding piece into a third mold, positioning the first injection molding piece through a positioning assembly, and injecting the first injection molding piece into a second injection molding piece through the third mold. Therefore, through locating hole and reference column grafting cooperation to with first end row and second end row lock together, form the end row subassembly, thereby when solving two binding post injection molding that propose among the above-mentioned prior art, can't guarantee the uniformity of two binding post, the injection molding size of injection molding production is accurate inadequately, the high problem of defective rate.
Further, the first die comprises a second positioning groove arranged on the first die, and the second positioning groove is used for arranging the first end row or positioning the second end row.
Further, the positioning assembly comprises a slot arranged on the third die, and the slot is in plug-in fit with the first injection molding piece so as to position the first injection molding piece
Compared with the prior art, the utility model has the beneficial effects that:
1. Through locating hole and reference column grafting cooperation to with first end row and second end row lock together, form the end row subassembly, carry out the injection molding again, make the first injection molding size that moulds plastics accurate, reduced the defective rate of production.
2. Through setting up the slot, fix a position first injection molding, avoid first injection molding to control the skew when moulding plastics, make the second injection molding that moulds plastics out neat even, have better outward appearance.
Drawings
FIG. 1 is a schematic view of a first mold according to the present utility model;
FIG. 2 is a schematic view of the first mold in hidden part of FIG. 1;
FIG. 3 is a schematic view of the first mold in hidden part of FIG. 1;
FIG. 4 is a schematic view of the structure of a second mold according to the present utility model;
FIG. 5 is a schematic view of the hidden portion of the second mold of FIG. 4;
FIG. 6 is a schematic view of the first injection molding of FIG. 5;
FIG. 7 is a schematic view of the structure of a third mold according to the present utility model;
FIG. 8 is a schematic view of the hidden third mold of FIG. 7;
Fig. 9 is a schematic diagram of the hidden slot of fig. 8.
Reference numerals: 10. a first mold; 11. a second positioning groove; 20. a second mold; 21. a first positioning groove; 30. a third mold; 31. a slot; 40. a first end row; 41. positioning holes; 50. a second end row; 51. positioning columns; 60. an end row assembly; 70. a first injection molded part; 80. and a second injection molding.
Detailed Description
The utility model is described in further detail below with reference to the accompanying drawings.
The embodiments described by referring to the drawings are exemplary and intended to be illustrative of the application and are not to be construed as limiting the application. In the description of the present application, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present application. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, the meaning of "a number", "a plurality" or "a plurality" is two or more, unless specifically defined otherwise. In the present application, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly attached, detachably attached, or integrally connected to an end row assembly; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to the specific circumstances. In the present application, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is less level than the second feature.
As shown in fig. 1 to 9, a mold structure with positioning function according to the present utility model includes: a first mold 10, a second mold 20, and a third mold 30; the first mold 10 is used for injection molding a positioning hole 41 on the first end row 40 or injection molding a positioning column 51 on the second end row 50, and the positioning hole 41 is in plug-in fit with the positioning column 51 to form an end row assembly 60; a second die 20, wherein the second die 20 is provided with a first positioning groove 21, and the first positioning groove 21 is used for positioning the end row assembly 60; the second mold 20 injects the end row assembly 60 into a first injection molding 70; a third mould 30, the third mould 30 being provided with a positioning assembly for positioning the first injection moulding 70; the third mold 30 injects the first injection molding 70 into a second injection molding 80.
In practice, the first end row 40 is injection molded with the first mold 10 to form the positioning hole 41, the second end row 50 is injection molded with the first mold 10 to form the positioning column 51, and the positioning column 51 is inserted into the positioning hole 41 to lock the first end row 40 and the second end row 50 together to form the end row assembly 60; placing the end row assembly 60 into a second mold 20, positioning the end row assembly 60 through a first positioning groove 21, and injecting the end row assembly 60 into a first injection molding piece 70 through the second mold 20; finally, the first injection molding member 70 is placed in the third mold 30, the first injection molding member 70 is positioned by the positioning assembly, and the first injection molding member 70 is injected into the second injection molding member 80 by the third mold 30. Therefore, the positioning hole 41 is in plug-in fit with the positioning column 51 so as to lock the first end row 40 and the second end row 50 together to form the end row assembly 60, and injection molding is performed, so that the size of the injection molded first injection molding piece 70 is precise, and the production reject ratio is reduced; the first injection molding piece 70 is positioned by the positioning assembly and then injection molding is carried out, so that the second injection molding piece 80 formed by injection molding is uniform and has good appearance.
As shown in fig. 2 to 3, the first mold 10 includes a second positioning groove 11 provided in the first mold 10, and the second positioning groove 11 is used for positioning the first end row 40 or the second end row 50; in practice, when the positioning holes 41 need to be molded into the first end row 40, the first end row 40 is positioned in the first mold 10 through the second positioning groove 11, and then injection molding is performed to form the positioning holes 41; when the positioning column 51 needs to be molded to the second end row 50, the second end row 50 is positioned in the first mold 10 through the second positioning groove 11, and then injection molding is performed to form the positioning column 51.
As shown in fig. 5, the positioning assembly includes a slot 31 provided in the third mold 30, where the slot 31 is in plug-in fit with the first injection molding member 70 to position the first injection molding member 70; by the arrangement, the first injection molding piece 70 is prevented from being offset left and right during injection molding, so that the second injection molding piece 80 formed by injection molding is uniform and has good appearance.
The working process comprises the following steps:
Positioning the first end row 40 in the first mold 10 through the second positioning groove 11, and then performing injection molding to form a positioning hole 41; positioning the second end row 50 in the first mold 10 through the second positioning groove 11, and performing injection molding to form a positioning column 51; inserting the positioning column 51 into the positioning hole 41 to lock the first end row 40 and the second end row 50 together to form an end row assembly 60; placing the end row assembly 60 into a second mold 20, positioning the end row assembly 60 through a first positioning groove 21, and injecting the end row assembly 60 into a first injection molding piece 70 through the second mold 20; finally, the first injection molding member 70 is inserted into the slot 31, and the first injection molding member 70 is injected into the second injection molding member 80 through the third mold 30.
The above description should not be taken as limiting the scope of the utility model, and any modifications, equivalent changes and modifications made to the above embodiments according to the technical principles of the utility model still fall within the scope of the technical solutions of the utility model.
Claims (3)
1. A mold structure with positioning function, comprising: a first mold (10), a second mold (20), and a third mold (30);
A first mold (10), wherein the first mold (10) is used for forming a positioning hole (41) on a first end row (40) in an injection molding mode, or is used for forming a positioning column (51) on a second end row (50) in an injection molding mode, and the positioning hole (41) is in plug-in fit with the positioning column (51) so as to form an end row assembly (60);
A second mould (20), the second mould (20) being provided with a first positioning slot (21), the first positioning slot (21) being used for positioning the end row assembly (60); the second mold (20) is used for injecting the end row assembly (60) into a first injection molding piece (70);
A third mould (30), the third mould (30) being provided with a positioning assembly for positioning the first injection-moulded part (70); the third mold (30) injects the first injection molding (70) into a second injection molding (80).
2. The mold structure with positioning function according to claim 1, wherein: the first die (10) comprises a second positioning groove (11) arranged on the first die (10), and the second positioning groove (11) is used for positioning the first end row (40) or the second end row (50).
3. The mold structure with positioning function according to claim 2, wherein: the positioning assembly comprises a slot (31) arranged on the third die (30), and the slot (31) is in plug-in fit with the first injection molding piece (70) so as to position the first injection molding piece (70).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322781691.0U CN220995289U (en) | 2023-10-17 | 2023-10-17 | Mould structure with locate function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322781691.0U CN220995289U (en) | 2023-10-17 | 2023-10-17 | Mould structure with locate function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220995289U true CN220995289U (en) | 2024-05-24 |
Family
ID=91089647
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322781691.0U Active CN220995289U (en) | 2023-10-17 | 2023-10-17 | Mould structure with locate function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220995289U (en) |
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2023
- 2023-10-17 CN CN202322781691.0U patent/CN220995289U/en active Active
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