CN221392054U - Injection mold for plastic round sleeve - Google Patents
Injection mold for plastic round sleeve Download PDFInfo
- Publication number
- CN221392054U CN221392054U CN202322764630.3U CN202322764630U CN221392054U CN 221392054 U CN221392054 U CN 221392054U CN 202322764630 U CN202322764630 U CN 202322764630U CN 221392054 U CN221392054 U CN 221392054U
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- 238000002347 injection Methods 0.000 title claims abstract description 16
- 239000007924 injection Substances 0.000 title claims abstract description 16
- 230000007246 mechanism Effects 0.000 claims abstract description 16
- 210000001503 joint Anatomy 0.000 claims description 6
- 238000001746 injection moulding Methods 0.000 description 9
- 238000000926 separation method Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000071 blow moulding Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
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- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model discloses an injection mold of a plastic round sleeve, which relates to the technical field of molds and comprises an upper mold and a corresponding lower mold, wherein the upper mold is provided with an upper mold core, the lower mold is provided with a lower mold core, and the upper mold core and the lower mold core are mutually butted to form a mold cavity of a molded product; the upper part of the upper die is movably connected with an upper die plate, a row position mechanism is arranged between the upper die and the upper die plate, the row position mechanism comprises a first inclined guide post and a second inclined guide post which are fixedly arranged on the upper die plate, a first guide rail and a second guide rail which are fixedly arranged on the upper die, and a first row position and a second row position which can be slidably embedded between the first guide rail and the second guide rail, wherein the first inclined guide post and the second inclined guide post and the first row position and the second row position are respectively arranged oppositely, and the lower ends of the first inclined guide post and the second inclined guide post are respectively in sliding fit with the first row position and the second row position through the upper die so as to drive the first row position and the second row position to be butted with the die cavity or separated from the die cavity; the investment cost is reduced, and the structure of the die is simplified.
Description
Technical Field
The utility model relates to the technical field of molds, in particular to an injection mold for a plastic round sleeve.
Background
The mould is used for producing various moulds and tools of the needed products by injection molding, blow molding, extrusion, die casting or forging, smelting, stamping and other methods in industry. In short, a mold is a tool used to make a molded article, which is made up of various parts, with different molds being made up of different parts. The method mainly realizes the processing of the surface of the article through the change of the physical state of the formed material, and has the name of 'industrial mother'. The injection mold is a tool for producing plastic products, and generally consists of an upper mold and a lower mold, wherein the upper mold and the lower mold are closed to form a runner system and a mold cavity of the plastic products during injection molding. During injection molding, the mold is clamped on the injection molding machine, molten plastic is injected into the mold cavity and is cooled and molded in the mold cavity, meanwhile, the molten plastic is cooled in the runner system to form runner system solidification materials, the upper mold and the lower mold are separated after plastic products are molded, the plastic products are ejected out of the mold cavity through the ejection system and leave the mold, finally, the upper mold and the lower mold are closed again to carry out the next injection molding, and the whole injection molding process is circularly carried out.
As shown in FIG. 1, two through holes are formed in two sides of a cylindrical plastic circular sleeve, in the injection molding process of the product, two opposite mold insert pieces are required to be arranged on an upper mold or a lower mold to enclose and mold the product in a relatively butted manner, at this time, a line position mechanism is required to be arranged on a corresponding injection mold to drive the two opposite mold insert pieces, meanwhile, since the product body is required to be provided with the through holes, the forming of the through holes is required to be realized through a core pulling insert piece, and another line position mechanism is required to be arranged on the corresponding injection mold to drive the core pulling insert piece, which results in that two line position mechanisms are required to be arranged on the injection mold to drive the mold insert piece and the core pulling insert piece, the investment cost is increased, the overall structure is too complex, and the operation of connecting the two line position mechanisms also makes the demolding of the product too complicated, and the production efficiency is affected.
There is a need for an improved solution to the above-mentioned problems.
Disclosure of utility model
The utility model aims to overcome the defects of the prior art and provides a technical scheme capable of solving the problems.
An injection mold of a plastic round sleeve comprises an upper mold and a corresponding lower mold, wherein the upper mold is provided with an upper mold core, the lower mold is provided with a lower mold core, and the upper mold core and the lower mold core are mutually butted to form a mold cavity of a molded product;
The upper part of the upper die is movably connected with an upper die plate, a row position mechanism is arranged between the upper die and the upper die plate, the row position mechanism comprises a first inclined guide post and a second inclined guide post which are fixedly arranged on the upper die plate, a first guide rail and a second guide rail which are fixedly arranged on the upper die, and a first row position and a second row position which can be slidably embedded between the first guide rail and the second guide rail, wherein the first inclined guide post and the second inclined guide post and the first row position and the second row position are respectively arranged oppositely, and the lower ends of the first inclined guide post and the second inclined guide post are respectively in sliding fit with the first row position and the second row position through the upper die so as to drive the first row position and the second row position to be butted with the die cavity or separated from the die cavity;
The upper die core is provided with a first die core insert and a second die core insert which are oppositely arranged, the first die core insert is fixedly connected with a first row position, the second die core insert is fixedly connected with a second row position, mounting grooves corresponding to the first die core insert and the second die core insert are formed between the butt joint of the first row position and the second row position, the mounting grooves are respectively and slidably connected with the first insert and the second insert, the two sides of the first die core insert and the two sides of the second die core insert are respectively and slidably connected with core pulling structures of the butt joint die cavity, core pulling grooves corresponding to the core pulling structures are respectively and commonly formed in the two sides of the first die core insert and the two sides of the second die core insert, one row of the core pulling grooves are located on the upper surface of the mounting grooves, a first oblique lug and a second oblique lug which are oppositely arranged in the oblique direction are respectively and are convexly arranged on the two sides of the first die core insert, and the lower surfaces of the first insert and the second insert are respectively provided with oblique grooves corresponding to the first oblique lug and the second oblique lug.
As a further scheme of the utility model: the first insert and the second insert both comprise an inclined guide part and a straight guide part, the installation groove comprises an inclined guide groove formed in a first row position and a straight guide groove formed in a second row position, the inclined guide part corresponds to the inclined guide groove, the straight guide part corresponds to the straight guide groove, and the inclined guide groove is consistent with the inclination angle of the corresponding first inclined lug or second inclined lug.
As a further scheme of the utility model: the inclined guide groove is arranged at one corner of the first insert or the second insert, so that the straight guide groove extends to one side of the inclined guide groove.
As a further scheme of the utility model: the first line position and the second line position are respectively fixedly provided with a third guide rail and a fourth guide rail at the position of the mounting groove, and the first insert and the second insert can be slidably embedded between the third guide rail and the fourth guide rail.
As a further scheme of the utility model: the core pulling groove is gradually enlarged from one end close to the die cavity to one end far away from the die cavity, and the shape of the core pulling structure is matched with that of the core pulling groove.
As a further scheme of the utility model: the upper die core is provided with sliding grooves respectively corresponding to the first insert and the second insert, and the width of the sliding grooves meets the sliding stroke of the first insert or the second insert.
Compared with the prior art, the utility model has the following beneficial effects:
According to the utility model, the relative separation die cavity action of the first die core insert and the second die core insert and the relative core pulling action of the first insert and the second insert can be synchronously driven by only one slide mechanism, so that the first insert and the second insert are not required to be driven by the slide mechanism, the input cost is reduced, the structure of the die is simplified, the product is conveniently demoulded, and the production efficiency is facilitated.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.
FIG. 1 is a schematic structural view of a product;
FIG. 2 is a schematic diagram of the structure of the present utility model;
FIG. 3 is a schematic view of the structure of the present utility model with the upper mold and upper plate removed;
FIG. 4 is a schematic view of the first row, the second row, the first insert, the second insert, the first insert, and the second insert of the present utility model;
FIG. 5 is a schematic view of the structure of the first insert or the second insert of the present utility model;
FIG. 6 is a schematic cross-sectional view of the upper and lower mold cores of the present utility model.
Reference numerals and names in the drawings are as follows:
1. An upper die; 2. a lower die; 3. a mold cavity; 4. an upper template; 6. a first diagonal post; 7. the second inclined guide post; 8. a first guide rail; 9. a second guide rail; 10. a first row of bits; 11. a second row bit; 12. a first mold insert; 13. a second mold insert; 14. a mounting groove; 15. a first insert; 16. a second insert; 17. a core pulling structure; 18. a core pulling groove; 19. a first oblique bump; 20. a second oblique bump; 21. an inclined groove; 22. an inclined guide part; 23. a straight guide part; 24. an inclined guide groove; 25. a straight guide groove; 26. a third guide rail; 27. a fourth guide rail; 28. a chute; 29. an upper die core; 30. and (5) a lower die core.
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.
Referring to fig. 1-6, in an embodiment of the present utility model, an injection mold for a plastic round sleeve includes an upper mold 1 and a corresponding lower mold 2, wherein the upper mold 1 has an upper mold core 29, the lower mold 2 has a lower mold core 30, and the upper mold core 29 and the lower mold core 30 are butted with each other to form a mold cavity 3 for molding a product;
The upper part of the upper die 1 is movably connected with an upper die plate 4, a slide mechanism is arranged between the upper die 1 and the upper die plate 4, the slide mechanism comprises a first inclined guide column 6 and a second inclined guide column 7 which are fixedly arranged on the upper die plate 4, a first guide rail 8 and a second guide rail 9 which are fixedly arranged on the upper die 1, and a first slide 10 and a second slide 11 which are slidably embedded between the first guide rail 8 and the second guide rail 9, wherein the first inclined guide column 6 and the second inclined guide column 7 and the first slide 10 and the second slide 11 are respectively arranged oppositely, and the lower ends of the first inclined guide column 6 and the second inclined guide column 7 are respectively in sliding fit with the first slide 10 and the second slide 11 through the upper die 1 so as to drive the first slide 10 and the second slide 11 to be butted with the die cavity 3 or separated from the die cavity 3;
The upper die core 29 is provided with a first die core insert 12 and a second die core insert 13 which are oppositely arranged, the first die core insert 12 is fixedly connected with the first row position 10, the second die core insert 13 is fixedly connected with the second row position 11, the mounting grooves 14 corresponding to the first die core insert 12 and the second die core insert 13 are formed between the butt joint of the first row position 10 and the second row position 11, the first inclined lug 19 and the second inclined lug 20 which are oppositely arranged in the inclined direction are respectively arranged on the mounting grooves 14 and are positioned on two sides of the first die core insert 12 and the second die core insert 13, the first insert 15 and the second insert 16 are respectively in sliding connection with core pulling structures 17 of the butt joint die cavity 3, two sides of the first die core insert 12 and the second die core insert 13 are respectively provided with core pulling grooves 18 corresponding to the core pulling structures 17, one row of the core pulling grooves are positioned on the upper surface of the mounting grooves 14, the two sides of the first die core insert 12 are respectively provided with a first inclined lug 19 and a second inclined lug 20 which are oppositely arranged, and the first inclined lug 15 and the second inclined lug 20 are respectively arranged on the two sides of the first die core insert 16 and the inclined lug 20 are respectively arranged on the two sides of the first inclined lug 20 and the inclined lug 21 is respectively arranged on the two sides of the inclined lug 20.
In the technical scheme of the utility model, the upper die plate 4 is driven to be separated from the upper die 1 during die opening, the upper die plate 4 drives the first inclined guide post 6 and the second inclined guide post 7 to slide relative to the upper die 1, and synchronously correspondingly drives the first row position 10 and the first die core insert 12 and the second row position 11 on the first inclined guide post and the second die core insert 13 on the first inclined guide post to slide relatively, so that the separation of the first die core insert 12 and the second die core insert 13 from the die cavity 3 is realized, and in the process of relatively separating the first row position 10 and the second row position 11, the first inclined lug 19 and the second inclined lug 20 on the first row position 10 force the first insert 15 and the second insert 16 to slide along the inclined direction of the first inclined lug 19 and the inclined direction of the second inclined lug 20 respectively, and the separation of the core pulling structure 17 on the first insert 15 and the second insert 16 from the core pulling groove 18 on the first die core insert 12 and the second die core insert 13 is realized, and the ejection of a product is realized by driving the upper die 1 and the lower die 2 to be separated;
The utility model can synchronously drive the relative separation die cavity 3 of the first die core insert 12 and the second die core insert 13 and the relative core pulling action of the first insert 15 and the second insert 16 through only one slide mechanism, thereby avoiding the need of additionally giving a slide mechanism to drive the first insert 15 and the second insert 16, reducing the input cost, simplifying the structure of the die, facilitating the demoulding of products and facilitating the production efficiency.
In the embodiment of the present utility model, the first insert 15 and the second insert 16 each include an inclined guide portion 22 and a straight guide portion 23, and the mounting groove 14 includes an inclined guide groove 24 formed on the first row position 10 and a straight guide groove 25 formed on the second row position 11, where the inclined guide portion 22 corresponds to the inclined guide groove 24, the straight guide portion 23 corresponds to the straight guide groove 25, and the inclined guide groove 24 corresponds to the inclination angle of the corresponding first inclined bump 19 or second inclined bump 20.
The first insert 15/second insert 16 is driven to slide along the direction of the inclined guide groove 24 by the cooperation of the inclined guide part 22 and the inclined guide groove 24, and the straight guide part 23 and the straight guide groove 25 of the first insert 15/second insert 16 can be in a constantly attached state in the sliding process and under the cooperation of the inclined guide part 22 and the inclined guide groove 24 by the cooperation of the straight guide part 23 and the straight guide groove 25 of the first insert 15/second insert 16, so that the sliding and core pulling precision of the first insert 15/second insert 16 is ensured.
In the embodiment of the present utility model, the inclined guide groove 24 is formed at a corner of the first insert 15 or the second insert 16, so that the straight guide groove 25 extends to one side of the inclined guide groove 24.
Through the arrangement, the straight guide part 23 can be extended rather than the inclined guide part 22, so that the matching of the straight guide part 23 and the straight guide groove 25 can have better contact area to ensure the precision of the sliding and core pulling actions of the first insert 15/the second insert 16.
In the embodiment of the utility model, the first row position 10 and the second row position 11 are respectively and fixedly provided with a third guide rail 26 and a fourth guide rail 27 at the position of the mounting groove 14, and the first insert 15 and the second insert 16 can be slidably embedded between the third guide rail 26 and the fourth guide rail 27.
By means of the arrangement, the first insert 15/the second insert 16 can be fixed under the limit of the third guide rail 26 and the fourth guide rail 27 in the process of die assembly and injection molding, and injection molding of products is facilitated.
In the embodiment of the utility model, the core pulling groove 18 is gradually enlarged from one end close to the die cavity 3 to one end far away from the die cavity 3, and the shape of the core pulling structure 17 is matched with that of the core pulling groove 18.
Through this setting, make the fitting surface of loose core structure 17 and loose core groove 18 be the inclined plane, the sliding fit of the structure 17 and the groove 18 of loosing core of being convenient for loose core.
In the embodiment of the present utility model, the upper mold core 29 is provided with the sliding grooves 28 corresponding to the first insert 15 and the second insert 16 respectively, and the width of the sliding grooves 28 satisfies the sliding stroke of the first insert 15 or the second insert 16.
Through the arrangement of the sliding groove 28, the first insert 15/second insert 16 can slide in the upper die core 29, and the separation of the first insert 15/second insert 16 and a product is realized before the separation of the upper die 1 and the lower die 2 is satisfied.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Claims (6)
1. The injection mold for the plastic round sleeve is characterized by comprising an upper mold and a corresponding lower mold, wherein the upper mold is provided with an upper mold core, the lower mold is provided with a lower mold core, and the upper mold core and the lower mold core are mutually butted to form a mold cavity of a molded product;
The upper part of the upper die is movably connected with an upper die plate, a row position mechanism is arranged between the upper die and the upper die plate, the row position mechanism comprises a first inclined guide post and a second inclined guide post which are fixedly arranged on the upper die plate, a first guide rail and a second guide rail which are fixedly arranged on the upper die, and a first row position and a second row position which can be slidably embedded between the first guide rail and the second guide rail, wherein the first inclined guide post and the second inclined guide post and the first row position and the second row position are respectively arranged oppositely, and the lower ends of the first inclined guide post and the second inclined guide post are respectively in sliding fit with the first row position and the second row position through the upper die so as to drive the first row position and the second row position to be butted with the die cavity or separated from the die cavity;
The upper die core is provided with a first die core insert and a second die core insert which are oppositely arranged, the first die core insert is fixedly connected with a first row position, the second die core insert is fixedly connected with a second row position, mounting grooves corresponding to the first die core insert and the second die core insert are formed between the butt joint of the first row position and the second row position, the mounting grooves are respectively and slidably connected with the first insert and the second insert, the two sides of the first die core insert and the two sides of the second die core insert are respectively and slidably connected with core pulling structures of the butt joint die cavity, core pulling grooves corresponding to the core pulling structures are respectively and commonly formed in the two sides of the first die core insert and the two sides of the second die core insert, one row of the core pulling grooves are located on the upper surface of the mounting grooves, a first oblique lug and a second oblique lug which are oppositely arranged in the oblique direction are respectively and are convexly arranged on the two sides of the first die core insert, and the lower surfaces of the first insert and the second insert are respectively provided with oblique grooves corresponding to the first oblique lug and the second oblique lug.
2. The injection mold of claim 1, wherein the first insert and the second insert each comprise an inclined guide portion and a straight guide portion, the mounting groove comprises an inclined guide groove formed in the first row and a straight guide groove formed in the second row, the inclined guide portion corresponds to the inclined guide groove, the straight guide portion corresponds to the straight guide groove, and the inclined guide groove corresponds to the corresponding first inclined bump or the corresponding second inclined bump in an inclined angle.
3. The injection mold of claim 2, wherein the inclined guide groove is formed at a corner of the first insert or the second insert, such that the straight guide groove extends to one side of the inclined guide groove.
4. The injection mold of a plastic round sleeve according to claim 1, wherein a third guide rail and a fourth guide rail are respectively fixed at the positions of the first row position and the second row position in the mounting groove, and the first insert and the second insert are slidably embedded between the third guide rail and the fourth guide rail.
5. The injection mold of claim 1, wherein the core-pulling groove is gradually enlarged from one end close to the mold cavity to one end far away from the mold cavity, and the shape of the core-pulling structure is matched with the shape of the core-pulling groove.
6. The injection mold of claim 1, wherein the upper mold core is provided with a sliding groove corresponding to the first insert and the second insert, respectively, and the width of the sliding groove satisfies the sliding stroke of the first insert or the second insert.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322764630.3U CN221392054U (en) | 2023-10-16 | 2023-10-16 | Injection mold for plastic round sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322764630.3U CN221392054U (en) | 2023-10-16 | 2023-10-16 | Injection mold for plastic round sleeve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221392054U true CN221392054U (en) | 2024-07-23 |
Family
ID=91942076
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322764630.3U Active CN221392054U (en) | 2023-10-16 | 2023-10-16 | Injection mold for plastic round sleeve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221392054U (en) |
-
2023
- 2023-10-16 CN CN202322764630.3U patent/CN221392054U/en active Active
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