CN220219515U - Injection mold of electronic product accessory - Google Patents
Injection mold of electronic product accessory Download PDFInfo
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- CN220219515U CN220219515U CN202321817351.2U CN202321817351U CN220219515U CN 220219515 U CN220219515 U CN 220219515U CN 202321817351 U CN202321817351 U CN 202321817351U CN 220219515 U CN220219515 U CN 220219515U
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- groove
- guide post
- mold
- row position
- inclined guide
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- 238000002347 injection Methods 0.000 title claims abstract description 16
- 239000007924 injection Substances 0.000 title claims abstract description 16
- 210000001503 joint Anatomy 0.000 claims abstract description 10
- 238000000465 moulding Methods 0.000 claims abstract description 4
- 230000007246 mechanism Effects 0.000 description 7
- 230000004308 accommodation Effects 0.000 description 6
- 238000001746 injection moulding Methods 0.000 description 6
- 230000009471 action Effects 0.000 description 4
- 238000003860 storage Methods 0.000 description 4
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 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
- 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
- 239000000203 mixture Substances 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 an electronic product accessory, which relates to the technical field of injection 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, the upper mold core and the lower mold core are mutually butted to form a mold cavity for molding the product, two inclined guide posts oppositely arranged are arranged on the parting surface of the upper mold core, an insert is arranged between the two inclined guide posts, two mounting grooves oppositely arranged are arranged on the parting surface of the lower mold core, and row position components are arranged on the mounting grooves and correspond to the two inclined guide posts one by one; the row position assembly comprises a guide rail fixedly arranged in the mounting groove and a row position slidably embedded in the guide rail, wherein one end of the two opposite row positions jointly form a first chute which is in sliding fit with the insert, and one end of the row position, which is far away from the first chute, is provided with a second chute which is in sliding fit with the inclined guide post so as to drive the corresponding row position to be in butt joint with the die cavity or be separated from the die cavity through the inclined guide post; the compactness of the whole die is guaranteed.
Description
Technical Field
The utility model relates to the technical field of injection molds, in particular to an injection mold for electronic product accessories.
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 an 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 a runner system to form runner system solidification materials, after plastic products are molded, the upper mold and the lower mold are separated, the plastic products are ejected from the mold cavity through an ejection system and leave the mold, and 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, the accessory of the electronic product is provided with a boss seat 21, two sides of the boss seat 21 are provided with notches 22, a through hole 23 is arranged in the middle of the boss seat, the existing mold corresponding to the product is generally provided with an insert corresponding to the through hole 23 on an upper mold, two core pulling mechanisms which are oppositely arranged are arranged on a lower mold, the wall body of the boss seat of the product and the notches 22 thereof are formed by butt joint of the two core pulling mechanisms, but the mode has certain defects, generally, the core pulling mechanisms are generally arranged at the position close to the edge of the lower mold, so that a larger stroke is required for the core pulling mechanism to be pulled away from a mold cavity, the compactness of the whole mold is not facilitated, and shaking generated when the upper mold and the lower mold are separated can lead to the re-butt joint of the core pulling mechanism and the mold cavity, and influence on the mold opening action of the mold;
there is a need for an improved solution to the above-mentioned problems.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provides a technical scheme capable of solving the problems.
The injection mold 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, the upper mold core and the lower mold core are mutually butted to form a mold cavity for molding a product, two inclined guide posts which are oppositely arranged are arranged on a parting surface of the upper mold core, an insert which is positioned between the two inclined guide posts is arranged on the parting surface of the lower mold core, two mounting grooves which are oppositely arranged are arranged on the parting surface of the lower mold core, and line position components are arranged on the mounting grooves and correspond to the two inclined guide posts one by one;
the row position assembly comprises a guide rail fixedly arranged in the mounting groove and a row position slidably embedded in the guide rail, wherein one end of the two opposite row positions jointly form a first chute which is in sliding fit with the insert, and one end of the row position, which is far away from the first chute, is provided with a second chute which is in sliding fit with the inclined guide post so as to drive the corresponding row position to be in butt joint with the die cavity or be separated from the die cavity through the inclined guide post;
the elastic piece is arranged at one end of the first sliding groove, and one end of the elastic piece, which is far away from the line, is elastically abutted with the inner wall of the mounting groove.
As a further scheme of the utility model: be provided with the first accommodation groove that corresponds elastic component one end on the line position, be provided with the second accommodation groove that corresponds the elastic component other end on the mounting groove, and all be provided with the joint piece on the inner wall of first accommodation groove and the inner wall of second accommodation groove, the both ends of elastic component respectively with the joint cooperation of corresponding joint piece joint.
As a further scheme of the utility model: the row position is provided with a first accommodating groove corresponding to the elastic piece, one end of the elastic piece is elastically abutted with the first accommodating groove, and the other end of the elastic piece extends out of the first accommodating groove and is elastically abutted with the inner wall of the mounting groove.
As a further scheme of the utility model: the inner wall of the first accommodating groove and the corresponding inner wall of the mounting groove are respectively provided with a clamping block, and two ends of the elastic piece are respectively matched with the corresponding clamping blocks in a clamping way.
As a further scheme of the utility model: the lower die is arranged in the mounting groove and is provided with an extending groove which is communicated with the mounting groove in a concave manner, and the lower end of the inclined guide post is matched with the extending groove through a second sliding groove.
As a further scheme of the utility model: the aperture of the second chute and the aperture of the extension chute are both larger than the diameter of the lower end of the inclined guide pillar.
As a further scheme of the utility model: the upper die core is provided with a placing groove corresponding to the inclined guide post, the upper end of the inclined guide post is in limit fit with the upper end of the placing groove, the upper end of the inclined guide post is in butt fit with the inner wall of the upper die, and the lower end of the inclined guide post is in sliding fit with the second sliding groove through the placing groove.
Compared with the prior art, the utility model has the following beneficial effects:
1) By integrating two inclined guide posts and inserts on the upper die core and integrating two mounting grooves and a row bit assembly on the two mounting grooves on the lower die core, the mounting grooves can limit the sliding stroke of the row bit, the guide rail can guide the sliding stroke of the row bit, when the upper die is separated from the lower die, the row bit is only separated from the die cavity and is not required to be separated from the lower die core, and therefore the row bit can be separated from the die cavity in a practical way only by a short sliding stroke, the compactness of the whole die is ensured, and the inserts and the inclined guide posts can synchronously move, and the forming or separating action of a product can be passively realized only by the separating action of the upper die and the lower die, so that the whole compactness of the die is ensured, the whole complexity of the die is simplified, and the cost is facilitated;
2) In order to prevent the situation that the core pulling mechanism (namely, the matching of the inclined guide post and the row position component) and the die cavity are possibly caused to be in butt joint again due to shaking generated when the upper die and the lower die are separated, through the arrangement of the elastic piece, the elastic piece can be a reset spring, two ends of the elastic piece can be respectively in elastic butt joint with the row position and the inner wall of the mounting groove, which is close to one side of the die cavity, it is understood that the elastic piece is in a compressed state under the limitation of the inclined guide post on the row position when the upper die is clamped on the lower die, and the row position is not compressed due to the limitation of the inclined guide post when the upper die is separated from the lower die, and the elastic piece can restore under the action of self elasticity, so that the row position is in elastic butt joint, and the position of the separated die cavity can be ensured to be stabilized.
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 cross-sectional view of the present utility model;
FIG. 4 is an enlarged schematic view of the structure shown at A in FIG. 3;
fig. 5 is a schematic view of the structure of the oblique guide post, the insert and the row bit assembly on the lower die core.
Reference numerals and names in the drawings are as follows:
1. an upper die; 2. a lower die; 3. an upper die core; 4. a lower die core; 5. a mold cavity; 6. oblique guide posts; 7. an insert; 8. a mounting groove; 9. a row position component; 10. a guide rail; 11. a row position; 12. a first chute; 13. a second chute; 14. an elastic member; 15. a first accommodating groove; 16. a second accommodating groove; 17. a clamping block; 18. an extension groove; 19. a placement groove; 20. a product; 21. a boss seat; 22. a notch; 23. and (5) a through hole.
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. 1-5, in an embodiment of the utility model, an injection mold for an accessory of an electronic product 20 includes an upper mold 1 and a corresponding lower mold 2, the upper mold 1 has an upper mold core 3, the lower mold 2 has a lower mold core 4, the upper mold core 3 and the lower mold core 4 are mutually butted to form a mold cavity 5 for molding the product 20, two inclined guide posts 6 oppositely arranged are arranged on a parting surface of the upper mold core 3, an insert 7 positioned between the two inclined guide posts 6 is arranged on a parting surface of the lower mold core 4, two mounting grooves 8 oppositely arranged are arranged on the parting surface of the lower mold core 4, a row position component 9 is arranged on the mounting groove 8, and the two row position components 9 are in one-to-one correspondence with the two inclined guide posts 6;
the row position assembly 9 comprises a guide rail 10 fixedly arranged in the mounting groove 8 and row positions 11 slidably embedded in the guide rail 10, wherein the opposite ends of the two row positions 11 jointly form a first chute 12 in sliding fit with the insert 7, and one end of the row position 11 far away from the first chute 12 is provided with a second chute 13 in sliding fit with the inclined guide pillar 6 so as to drive the corresponding row position 11 to be in butt joint with the die cavity 5 or be separated from the die cavity 5 through the inclined guide pillar 6;
the end of the row position 11 located at the first chute 12 is further provided with an elastic member 14, and the end of the elastic member 14 away from the row position 11 is elastically abutted against the inner wall of the mounting groove 8.
In the technical scheme of the utility model, the insert 7 is used for helping the product 20 to form the through hole 23 of the upper boss seat 21, the two row positions 11 are used for helping the product 20 to form the wall body and the notch 22 of the upper boss seat 21, and the row positions 11 can be abutted to the die cavity 5 or separated from the die cavity 5 along the guide rail 10 in the mounting groove 8 under the forcing of the inclined guide posts 6, specifically, by integrating the two inclined guide posts 6 and the insert 7 on the upper die core 3 and integrating the two mounting grooves 8 and the row position components 9 on the mounting groove 8 on the lower die core 4, the mounting groove 8 can limit the sliding stroke of the row positions 11, the guide rail 10 can guide the sliding stroke of the row positions 11, when the upper die 1 is separated from the lower die 2, the row positions 11 only need to be separated from the die cavity 5 without being separated from the lower die core 4, thus the row positions 11 only need to be separated from the die cavity 5 by a short sliding stroke, the whole compactness of the die is ensured, and the insert 7 and the inclined guide posts 6 can be synchronously moved on the upper die core 2 and the lower die 2 need to be separated from the whole die 2, and the whole compactness of the product is ensured, and the whole forming cost is also ensured;
preferably, in order to prevent the situation that the core pulling mechanism (i.e. the matching composition of the oblique guide post 6 and the row component 9) and the die cavity 5 are possibly caused to be in re-butt joint due to shake generated when the upper die 1 and the lower die 2 are separated, through the arrangement of the elastic piece 14, the elastic piece 14 can be a return spring, two ends of the elastic piece 14 can be respectively elastically abutted against the inner walls of the row position 11 and the mounting groove 8, which are close to one side of the die cavity 5, and it is understood that when the upper die 1 is clamped on the lower die 2, the elastic piece 14 is in a compressed state under the limitation of the oblique guide post 6 on the row position 11, and when the upper die 1 and the lower die 2 are separated, the row position 11 is not compressed on the elastic piece 14 due to the limitation of the oblique guide post 6, and the elastic piece 14 can be restored under the self-elasticity, so that the row position 11 can be elastically abutted against the die cavity 5.
In the embodiment of the utility model, a first accommodating groove 15 corresponding to one end of an elastic piece 14 is arranged on a row position 11, a second accommodating groove 16 corresponding to the other end of the elastic piece 14 is arranged on a mounting groove 8, clamping blocks 17 are arranged on the inner wall of the first accommodating groove 15 and the inner wall of the second accommodating groove 16, and two ends of the elastic piece 14 are respectively matched with the corresponding clamping blocks 17 in a clamping manner.
Through the setting of first storage tank 15 and second accommodation, guaranteed that elastic component 14 can restrict between first storage tank 15 and second accommodation, through the setting of joint piece 17 for elastic component 14's both ends can respectively with the inner wall rigid coupling of first storage tank 15 and second storage tank 16, thereby effectively prevent that elastic component 14 from taking place the problem that breaks away from, further guarantee elastic component 14 to the stability of line position 11 elasticity butt.
Example 1: the row position 11 is provided with a first accommodating groove 15 corresponding to the elastic piece 14, one end of the elastic piece 14 is elastically abutted with the first accommodating groove 15, and the other end of the elastic piece 14 extends out of the first accommodating groove 15 and is elastically abutted with the inner wall of the mounting groove 8.
Embodiment 1 differs from the embodiment of the present utility model in that the second accommodating groove 16 is not provided in the mounting groove 8, and the first accommodating groove 15 does not involve the clamping block 17, in this case, only the length of the elastic member 14 in the extended state needs to be longer than the maximum distance between the inner wall of the first accommodating groove 15 and the inner wall of the mounting groove 8 on the side close to the mold cavity 5 when the row position 11 is far away from the mold cavity 5 in the mounting groove 8, and the limit of the elastic member 14 can be realized.
Example 2: the inner wall of the first accommodating groove 15 and the corresponding inner wall of the mounting groove 8 are respectively provided with a clamping block 17, and two ends of the elastic piece 14 are respectively matched with the corresponding clamping blocks 17 in a clamping way.
Embodiment 2 is to further prevent the elastic member 14 from coming off in addition to embodiment 1, and to be consistent with the embodiment of the present utility model, the provision of the engaging block 17 is added.
In the embodiment of the utility model, the lower die 2 is provided with an extending groove 18 which is communicated with the inner recess of the mounting groove 8, and the lower end of the inclined guide post 6 is matched with the extending groove 18 through the second sliding groove 13.
Namely, by setting the inclined guide post 6 to have a sufficient length to drive the row position 11 to slide, timely driving performance of the inclined guide post 6 on the row position 11 is effectively ensured, and the extension groove 18 can be understood as a yielding groove of the inclined guide post 6 beyond one end of the row position 11.
In the embodiment of the utility model, the aperture of the second chute 13 and the aperture of the extension groove 18 are both larger than the diameter of the lower end of the oblique guide post 6.
By this arrangement, it is facilitated to ensure accurate abutment of the diagonal guide post 6 with the second runner 13 and the extension groove 18, respectively, while at the same time it is facilitated to reduce wear between the diagonal guide post 6 and the second runner 13 and the extension groove 18, respectively.
In the embodiment of the utility model, the upper die core 3 is provided with the placement groove 19 corresponding to the inclined guide post 6, the upper end of the inclined guide post 6 is in limit fit with the upper end of the placement groove 19, the upper end of the inclined guide post 6 is in butt fit with the inner wall of the upper die 1, and the lower end of the inclined guide post 6 is in sliding fit with the second sliding groove 13 through the placement groove 19.
Through this setting, the oblique guide pillar 6 need not through the fixed mode in addition, like the screw fastening, only need place oblique guide pillar 6 in standing groove 19, through the big-end-up's of oblique guide pillar 6 itself characteristic, and the shape of standing groove 19 and the shape assorted characteristic of oblique guide pillar 6, when combining mould benevolence 3 rigid coupling in last mould 1, the inner wall of going up mould 1 can carry out the butt spacing to oblique guide pillar 6, thereby realized the fixed of oblique guide pillar 6, the fixed mode of mold insert 7 is the same, the fixed of oblique guide pillar 6 and mold insert 7 has been realized in step to ingenious the fixed mode that has utilized mould self.
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 (7)
1. The injection mold for the electronic product accessories 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, the upper mold core and the lower mold core are mutually butted to form a mold cavity for molding the product, two inclined guide posts which are oppositely arranged are arranged on a parting surface of the upper mold core, an insert which is positioned between the two inclined guide posts is arranged on the parting surface of the lower mold core, two mounting grooves which are oppositely arranged are arranged on the parting surface of the lower mold core, and row position components are arranged on the mounting grooves and correspond to the two inclined guide posts one by one;
the row position assembly comprises a guide rail fixedly arranged in the mounting groove and a row position slidably embedded in the guide rail, wherein one end of the two opposite row positions jointly form a first chute which is in sliding fit with the insert, and one end of the row position, which is far away from the first chute, is provided with a second chute which is in sliding fit with the inclined guide post so as to drive the corresponding row position to be in butt joint with the die cavity or be separated from the die cavity through the inclined guide post;
the elastic piece is arranged at one end of the first sliding groove, and one end of the elastic piece, which is far away from the line, is elastically abutted with the inner wall of the mounting groove.
2. The injection mold of claim 1, wherein a first accommodating groove corresponding to one end of the elastic member is arranged on the row position, a second accommodating groove corresponding to the other end of the elastic member is arranged on the mounting groove, clamping blocks are arranged on the inner wall of the first accommodating groove and the inner wall of the second accommodating groove, and two ends of the elastic member are respectively matched with the corresponding clamping blocks in a clamping manner.
3. The injection mold of claim 1, wherein a first accommodating groove corresponding to the elastic member is provided on the row, one end of the elastic member elastically abuts against the first accommodating groove, and the other end of the elastic member extends out of the first accommodating groove and elastically abuts against the inner wall of the mounting groove.
4. An injection mold for electronic product accessories according to claim 3, wherein the inner wall of the first accommodating groove and the corresponding inner wall of the mounting groove are respectively provided with a clamping block, and two ends of the elastic piece are respectively matched with the corresponding clamping blocks in a clamping way.
5. The injection mold of claim 1, wherein the lower mold is provided with an extending groove in the mounting groove, the extending groove is communicated with the lower end of the oblique guide post, and the lower end of the oblique guide post is matched with the extending groove through the second sliding groove.
6. The injection mold of claim 5, wherein the aperture of the second runner and the aperture of the extension groove are both larger than the diameter of the lower end of the diagonal guide post.
7. The injection mold of claim 1, wherein the upper mold core is provided with a placement groove corresponding to the oblique guide post, the upper end of the oblique guide post is in limit fit with the upper end of the placement groove, the upper end of the oblique guide post is in butt fit with the inner wall of the upper mold, and the lower end of the oblique guide post is in sliding fit with the second sliding groove through the placement groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321817351.2U CN220219515U (en) | 2023-07-12 | 2023-07-12 | Injection mold of electronic product accessory |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321817351.2U CN220219515U (en) | 2023-07-12 | 2023-07-12 | Injection mold of electronic product accessory |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220219515U true CN220219515U (en) | 2023-12-22 |
Family
ID=89172747
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321817351.2U Active CN220219515U (en) | 2023-07-12 | 2023-07-12 | Injection mold of electronic product accessory |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220219515U (en) |
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2023
- 2023-07-12 CN CN202321817351.2U patent/CN220219515U/en active Active
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