CN214026834U - Lining ring positioning injection molding structure - Google Patents
Lining ring positioning injection molding structure Download PDFInfo
- Publication number
- CN214026834U CN214026834U CN202023040389.2U CN202023040389U CN214026834U CN 214026834 U CN214026834 U CN 214026834U CN 202023040389 U CN202023040389 U CN 202023040389U CN 214026834 U CN214026834 U CN 214026834U
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- CN
- China
- Prior art keywords
- injection molding
- metal
- injection
- lining ring
- ring
- 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.)
- Expired - Fee Related
Links
- 238000001746 injection moulding Methods 0.000 title claims abstract description 67
- 229910052751 metal Inorganic materials 0.000 claims abstract description 71
- 239000002184 metal Substances 0.000 claims abstract description 71
- 238000002347 injection Methods 0.000 claims abstract description 11
- 239000007924 injection Substances 0.000 claims abstract description 11
- 230000003014 reinforcing effect Effects 0.000 claims description 15
- 229910000838 Al alloy Inorganic materials 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 230000032683 aging Effects 0.000 abstract description 4
- 239000004033 plastic Substances 0.000 abstract description 4
- 229920003023 plastic Polymers 0.000 abstract description 4
- 238000000465 moulding Methods 0.000 abstract description 3
- 239000000956 alloy Substances 0.000 description 3
- 239000002994 raw material Substances 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- 239000002991 molded plastic Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Images
Landscapes
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model relates to an injection structure technical field specifically is a junk ring location injection structure, the inboard of outside injection molding is provided with the metal junk ring, both ends position department symmetry is provided with two concentric location structures that the structure is the same about the inboard of metal junk ring is located, six gusset plates that are the circumference and arrange including being fixed in the inboard one end of metal junk ring of concentric location structure. The utility model discloses, concentric positioning structure's concentric ring is passed through, fix a position the metal junk ring, improve the metal junk ring at the inside axiality of injection molding, improve junk ring injection molding quality, simultaneously through moulding plastics the inboard injection molding in inboard injection molding clearance, wrap up the inside in the injection molding completely with the inside and outside both sides of metal junk ring, prevent that the surface of metal junk ring from leading to it to be corroded with external contact, the ageing of junk ring injection molding has been accelerated, and the gusset plate can improve the fixed fastness between metal junk ring and the injection molding moreover.
Description
Technical Field
The utility model relates to an injection structure technical field specifically is a junk ring location injection structure.
Background
In the present automotive industry, injection molded parts are increasingly gaining importance. From the electroplating of injection-molded parts for the purpose of decorating the appearance of automobiles to structural parts that are subject to function. In order to enhance the strength of the metal part, the metal is sometimes required to be injected into the plastic part, so that the positioning of the metal part is becoming a problem; in order to prevent the base from being damaged after the shifter is installed on the vehicle body, a lining ring is generally molded or installed on the base; in order to unify the gasket size, the diameter of the gasket is larger than the diameter of the mounting hole. The coaxiality of the lining ring and the base mounting hole is poor when the base is subjected to injection molding.
According to the patent application number: CN201820045079.3 discloses a gasket positioning injection molding structure, comprising: the injection molding piece, metal junk ring, mould mold insert, the mould mold insert includes thick section cylinder section, thin section cylinder section, the changeover portion cylinder section between thick section cylinder section and the thin section cylinder section, and the metal junk ring is a section of thick bamboo for annular circle, and the metal junk ring is for dividing into two parts, and wherein partly overlaps on the thick section cylinder section of mould mold insert, and the clearance is left with thin section cylinder section, changeover portion cylinder section to another part, and the clearance is filled with the injection molding piece, and the outer loop external whole packing of metal junk ring has the injection molding piece. The utility model can well position the lining ring, and the base hole forming pin can not be impacted and abraded during injection molding; the utility model discloses a lower extreme metal loop location upper end is moulded plastics, satisfies the hole of moulding plastics and junk ring holding power, reduces the damage to the injection mould.
However, one end of the inner side of the metal lining ring of the device is attached to the outer side of the thick section of the mold insert, so that the molten raw material cannot be wrapped at one end of the inner side of the metal lining ring, and one end of the inner side of the metal lining ring of the produced lining ring injection molding piece is exposed outside and is easy to corrode, thereby accelerating the aging of the lining ring injection molding piece and reducing the service life of the lining ring injection molding piece. Accordingly, a gasket-positioning injection-molded structure is provided by those skilled in the art to solve the problems set forth in the background art described above.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a junk ring location injection structure to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a lining ring positioning injection molding structure comprises an outer side injection molding part, wherein a metal lining ring is arranged on the inner side of the outer side injection molding part, two concentric positioning structures with the same structure are symmetrically arranged at the upper end and the lower end of the inner side of the metal lining ring, each concentric positioning structure comprises six reinforcing plates which are fixed at one end of the inner side of the metal lining ring and are arranged circumferentially, concentric rings are fixed at the tail ends of the six reinforcing plates, a mold insert is inserted into the inner side of the metal lining ring, an inner side injection molding gap is formed in a gap between the metal lining ring and the mold insert, and the inner side injection molding part is filled in the inner side injection molding gap.
As a further aspect of the present invention: the two ends of the outer side of the mold insert are respectively attached to the inner sides of the two concentric rings, and the mold insert and the two concentric rings are in a concentric relation.
As a further aspect of the present invention: the two concentric rings are all members made of aluminum alloy materials, and the thickness of the two concentric rings is one third of that of the metal lining ring.
As a further aspect of the present invention: the twelve reinforcing plates and the metal lining rings are all made of the same material, and the twelve reinforcing plates and the metal lining rings are integrally formed.
As a further aspect of the present invention: the thickness of the metal lining ring is one fifth of that of the outer side injection molding part, and the thickness of the metal lining ring is one half of that of the inner side injection molding part.
As a further aspect of the present invention: the mold insert is of a cylindrical structure, and the outer side of the mold insert is attached to the inner side of the inner side injection molding piece.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses, concentric positioning structure's concentric ring is passed through, fix a position the metal junk ring, improve the metal junk ring at the inside axiality of injection molding, improve junk ring injection molding quality, simultaneously through moulding plastics the inboard injection molding in inboard injection molding clearance, wrap up the inside in the injection molding completely with the inside and outside both sides of metal junk ring, prevent that the surface of metal junk ring from leading to it to be corroded with external contact, the ageing of junk ring injection molding has been accelerated, and the gusset plate can improve the fixed fastness between metal junk ring and the injection molding moreover.
Drawings
FIG. 1 is a schematic view of a gasket-positioning injection molding structure;
FIG. 2 is an enlarged view of a gasket-positioning injection molding structure at A in FIG. 1;
fig. 3 is a schematic view of a metal gasket in a gasket positioning injection molding structure.
In the figure: 1. an outer injection molded part; 2. an inner injection molded part; 3. a metal gasket; 4. a reinforcing plate; 5. concentric rings; 6. and (4) embedding the mold.
Detailed Description
Please refer to fig. 1-3, in an embodiment of the present invention, a lining ring positioning injection molding structure, including an outside injection molding 1, an inside of the outside injection molding 1 is provided with a metal lining ring 3, the inside of the metal lining ring 3 is located at upper and lower ends and symmetrically provided with two concentric positioning structures with the same structure, the concentric positioning structures include six reinforcing plates 4 fixed at the inside end of the metal lining ring 3 and arranged circumferentially, the ends of the six reinforcing plates 4 are fixed with concentric rings 5, the inside of the metal lining ring 3 is inserted with a mold insert 6, and a gap between the metal lining ring 3 and the mold insert 6 forms an inside injection molding gap, and the inside injection molding gap is filled with an inside injection molding 2.
In fig. 1: the outside both ends of mould mold insert 6 are laminated with the inboard of two concentric rings 5 respectively mutually, and are concentric relation between mould mold insert 6 and two concentric rings 5, and concentric positioning structure's concentric ring 5 is fixed a position metal junk ring 3, improves metal junk ring 3 at the inside axiality of injection molding, improves the quality of junk ring injection molding.
In fig. 3: two concentric rings 5 all adopt the component of aluminum alloy material, and the thickness of two concentric rings 5 is the third of metal backing ring 3, and the component of aluminum alloy material has good corrosion resisting property, prevents to use for a long time by the corruption, increase of service life.
In fig. 2: the twelve reinforcing plates 4 and the metal lining ring 3 are made of the same material, and the twelve reinforcing plates 4 and the metal lining ring 3 are integrally formed, so that the firmness between the reinforcing plates 4 and the metal lining ring 3 can be improved through the integral forming, and the integral strength of the lining ring injection molding part is improved.
In fig. 1: the thickness of the metal lining ring 3 is one fifth of that of the outer side injection molding part 1, the thickness of the metal lining ring 3 is one half of that of the inner side injection molding part 2, and the metal lining ring 3 improves the overall strength of the lining ring injection molding part.
In fig. 1: the mold insert 6 is of a cylindrical structure, the outer side of the mold insert 6 is attached to the inner side of the inner side injection molding part 2, and the metal lining ring 3 is conveniently positioned through the cylindrical structure.
The utility model discloses a theory of operation is: the two ends of the mold insert 6 are respectively fixed on one side of an upper mold and one side of a lower mold of the injection mold, the metal lining ring 3 is sleeved on the outer side of the mold insert 6 before injection molding, the two concentric rings 5 are sleeved on the upper end and the lower end of the outer side of the mold insert 6, the two concentric rings 5 can enable the metal lining ring 3 to be superposed with the axial lead of the mold insert 6, so that the mold insert 6 and the metal lining ring 3 are in a concentric relation, during injection molding, molten raw materials flow into the mold, an outer side injection molding part 1 is formed on the outer side of the metal lining ring 3, an inner side injection molding part 2 is formed in an inner side injection molding gap between the metal lining ring 3 and the mold insert 6, the metal lining ring 3 can be completely arranged in the injection molding part, the surface of the metal lining ring 3 is prevented from being exposed on the outer side and corroded, the aging of the metal lining ring 3 is accelerated, and the fixation firmness between the metal lining ring 3 and the injection molding part can be improved through the reinforcing plate 4, the metal lining ring 3 and the injection molding part are prevented from loosening after long-time use, and the influence on normal use is avoided.
The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The lining ring positioning injection molding structure comprises an outer side injection molding part (1) and is characterized in that a metal lining ring (3) is arranged on the inner side of the outer side injection molding part (1), two concentric positioning structures with the same structure are symmetrically arranged at the upper end and the lower end of the inner side of the metal lining ring (3), each concentric positioning structure comprises six reinforcing plates (4) which are fixed at one end of the inner side of the metal lining ring (3) and are circumferentially arranged, concentric rings (5) are fixed at the tail ends of the six reinforcing plates (4), a mold insert (6) is inserted into the inner side of the metal lining ring (3), an inner side injection molding gap is formed in a gap between the metal lining ring (3) and the mold insert (6), and an inner side injection molding part (2) is filled in the inner side injection molding gap.
2. A gasket-locating injection-molded structure according to claim 1, wherein the mold insert (6) is fitted at both outer ends thereof to the inner sides of the two concentric rings (5), respectively, and the mold insert (6) and the two concentric rings (5) are in a concentric relationship.
3. A gasket-positioning injection-molding structure according to claim 1, wherein the two concentric rings (5) are made of aluminum alloy, and the thickness of the two concentric rings (5) is one third of that of the metal gasket (3).
4. A gasket-positioning injection-molding structure according to claim 1, wherein twelve reinforcing plates (4) and the metal gasket (3) are made of the same material, and the twelve reinforcing plates (4) and the metal gasket (3) are integrally molded.
5. A gasket-locating injection-moulded structure according to claim 1, characterised in that the thickness of the metal gasket (3) is one fifth of the thickness of the outer injection-moulded part (1) and the thickness of the metal gasket (3) is one half of the thickness of the inner injection-moulded part (2).
6. A gasket-locating injection structure according to claim 1, wherein the mold insert (6) is of cylindrical configuration and the outside of the mold insert (6) conforms to the inside of the inner injection-molded part (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023040389.2U CN214026834U (en) | 2020-12-17 | 2020-12-17 | Lining ring positioning injection molding structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023040389.2U CN214026834U (en) | 2020-12-17 | 2020-12-17 | Lining ring positioning injection molding structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214026834U true CN214026834U (en) | 2021-08-24 |
Family
ID=77338166
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023040389.2U Expired - Fee Related CN214026834U (en) | 2020-12-17 | 2020-12-17 | Lining ring positioning injection molding structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214026834U (en) |
-
2020
- 2020-12-17 CN CN202023040389.2U patent/CN214026834U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210824 |