CN210634031U - Core structure of injection mold - Google Patents
Core structure of injection mold Download PDFInfo
- Publication number
- CN210634031U CN210634031U CN201921309110.0U CN201921309110U CN210634031U CN 210634031 U CN210634031 U CN 210634031U CN 201921309110 U CN201921309110 U CN 201921309110U CN 210634031 U CN210634031 U CN 210634031U
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- core
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- 238000002347 injection Methods 0.000 title claims abstract description 20
- 239000007924 injection Substances 0.000 title claims abstract description 20
- 230000000694 effects Effects 0.000 claims abstract description 8
- 238000000465 moulding Methods 0.000 claims description 11
- 238000009434 installation Methods 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 238000001746 injection moulding Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000011218 segmentation Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000000289 melt material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model discloses an injection mold's core structure, including die cavity body, first core and second core, the inside of die cavity body is provided with into the die cavity, and becomes the inside of die cavity and be provided with first core to the side of first core is connected with the second core, the right-hand member of first core is provided with rotates the groove, the inside that rotates the groove is provided with rotates the piece, and rotates the outside of piece and seted up the activity and lead to the groove to the inside of rotating is provided with the concatenation draw-in groove, the lower extreme of second core is provided with the concatenation fixture block, and the upper end outside of second core is provided with the connecting key, the outside of connecting key is connected with threaded connection seat, the mounting groove has been seted up in the outside of die cavity body. This injection mold's core structure is provided with first core and the second core that can splice the support and use, and the detachable mounting structure of cooperation threaded connection seat can conveniently carry out the dismouting and change nimble use when the stable concatenation of holding device is used.
Description
Technical Field
The utility model relates to an injection mold correlation technique field specifically is an injection mold's core structure.
Background
The existing plastic products are molded by injection molding, an injection mold comprises a mold cavity and a mold core, and then a melt material enters the interior of the mold cavity for cooling and molding, and if some plastic pipe fittings are molded, a plurality of sections of mold cavities and mold cores are often needed for matching and molding.
The inside collocation use of laminating through two sections cores of present dog-ear pipeline forming die usually, but when the pipe fitting is longer, the core of segmentation lacks certain structural support, and the skew takes place very easily when compound die and moulding plastics, influences finished product quality, and the core structure function singleness of inside fixed simultaneously is not convenient for carry out the nimble production of pipe fitting of different wall thickness specifications.
Aiming at the problems, the novel design is carried out on the basis of the core of the original bevel pipe fitting injection mold.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an injection mold's core structure to it is fixed to provide dog-ear pipe fitting injection mold core structure in solving above-mentioned background art, and the long-time skew that easily takes place of use of segmentation core influences product quality, and fixed knot constructs the problem of the nimble production of different specification pipe fittings of being not convenient for carry on.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an injection mold's core structure, includes die cavity body, first core and second core, the inside of die cavity body is provided with into the die cavity, and the inside in die cavity is provided with first core to the side of first core is connected with the second core, the right-hand member of first core is provided with rotates the groove, and rotates the outside in groove and seted up the link groove, the inside in rotation groove is provided with rotates the piece, and the outside of rotating the piece has seted up the activity and has led to the groove to the inside of rotating the piece is provided with the concatenation draw-in groove, the lower extreme of second core is provided with the concatenation fixture block, and the upper end outside of second core is provided with the connection key, the outside of connection key is connected with the threaded connection seat, and the inside of threaded connection seat has seted up spacing spread groove, the mounting groove has been seted up.
Preferably, the central axis of the first mold core and the central axis of the second mold core are perpendicular to each other, the first mold core and the second mold core are both located in the middle of the molding cavity, and the molding cavity is integrally of an L-shaped structure.
Preferably, the rotating part and the first core are connected with each other through a rotating groove, the rotating part forms a rotatable structure inside the rotating groove, and the rotating shaft of the rotating part and the central axis of the second core coincide with each other.
Preferably, the activity leads to groove and splicing groove all with rotate an integrated structure, and the activity leads to the groove and connects logical groove and laminate each other to rotate and constitute the block through splicing groove and splicing fixture block between the core and the second and connect.
Preferably, the connecting keys are uniformly distributed on the outer side of the second core, the second core forms a telescopic structure in the threaded connection seat, and the second core and the threaded connection seat are connected with each other through the connecting keys and the limiting connection grooves.
Preferably, the threaded connection seat is located the outer end of first core and second core, and passes through mounting groove interconnect between threaded connection seat and the die cavity body, and constitutes threaded connection through connecting thread between mounting groove and the threaded connection seat.
Compared with the prior art, the beneficial effects of the utility model are that: the core structure of the injection mold is provided with a plurality of cavities,
1. the first mold core and the second mold core which can be spliced and supported for use are arranged, and in the using process of the device, the first mold core and the second mold core can provide stable support through the connection and fixation of the splicing fixture blocks and the splicing fixture grooves in the rotating piece, so that the possible deflection and displacement phenomena of a sectional type structure are avoided, the internal deformation of a formed piece is prevented, and the product quality and the qualified rate are improved;
2. be provided with the threaded connection seat that makes things convenient for first core and second core to make up the dismouting change, in the use of device, first core and second core are all installed fixedly through threaded connection seat and die cavity body, the swing joint of the detachable structure cooperation second core of threaded connection seat, can be convenient for when keeping the inside stable stay of device, can carry out quick nimble dismouting and use, conveniently change first core of different specifications and second core, the pipe fitting that adapts to different wall thickness structures is processed in a flexible way.
Drawings
FIG. 1 is a schematic front sectional view of the present invention;
FIG. 2 is an enlarged schematic view of a portion of FIG. 1 according to the present invention;
FIG. 3 is a schematic view of a rotating member according to the present invention;
FIG. 4 is a schematic view of the structure of the threaded connection seat of the present invention;
fig. 5 is a schematic diagram of the structure of the limiting connection groove of the present invention.
In the figure: 1. a cavity body; 2. a molding cavity; 3. a first core; 4. a second core; 5. a rotating groove; 6. connecting the through grooves; 7. a rotating member; 8. a movable through groove; 9. splicing the clamping grooves; 10. splicing the fixture blocks; 11. a connecting bond; 12. a threaded connection base; 13. limiting connecting grooves; 14. mounting grooves; 15. and connecting threads.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: a core structure of an injection mold comprises a cavity body 1, a molding cavity 2, a first core 3, a second core 4, a rotating groove 5, a connecting through groove 6, a rotating piece 7, a movable through groove 8, a splicing clamping groove 9, a splicing clamping block 10, a connecting key 11, a threaded connecting seat 12, a limiting connecting groove 13, a mounting groove 14 and a connecting thread 15, wherein the molding cavity 2 is arranged inside the cavity body 1, the first core 3 is arranged inside the molding cavity 2, the second core 4 is connected to the side end of the first core 3, the rotating groove 5 is arranged at the right end of the first core 3, the connecting through groove 6 is arranged at the outer side of the rotating groove 5, the rotating piece 7 is arranged inside the rotating groove 5, the movable through groove 8 is arranged at the outer side of the rotating piece 7, the splicing clamping groove 9 is arranged inside the rotating piece 7, the splicing clamping block 10 is arranged at the lower end of the second core 4, and the connecting key 11 is arranged at the, the outside of connecting key 11 is connected with threaded connection seat 12, and threaded connection seat 12's inside has seted up spacing connecting groove 13, and mounting groove 14 has been seted up in the outside of die cavity body 1, and the inside of mounting groove 14 is provided with connecting thread 15.
The central axis of the first mold core 3 and the central axis of the second mold core 4 are perpendicular to each other, the first mold core 3 and the second mold core 4 are both positioned in the middle of the forming cavity 2, and the forming cavity 2 is integrally of an L-shaped structure, so that the injection molding of the bevel pipe fitting is facilitated.
Rotate between 7 and the first core 3 through rotating groove 5 interconnect, and rotate 7 and constitute rotatable structure in rotating groove 5 inside to the rotation axis of rotating 7 and the axis of second core 4 coincide each other, conveniently rotate the swing joint of 7.
The activity leads to groove 8 and concatenation draw-in groove 9 all with rotate 7 structures as an organic whole, and the activity leads to groove 8 and connects logical groove 6 and laminate each other to rotate and constitute the block through concatenation draw-in groove 9 and concatenation fixture block 10 between 7 and the second mold core 4 and connect, make things convenient for the concatenation of second mold core 4 to support.
Connecting key 11 evenly distributed is in the outside of second mold core 4, and second mold core 4 constitutes extending structure in threaded connection seat 12's inside to through connecting key 11 and spacing spread groove 13 interconnect between second mold core 4 and the threaded connection seat 12, make things convenient for second mold core 4's movable mounting.
Threaded connection seat 12 is located the outer end of first core 3 and second core 4, and passes through mounting groove 14 interconnect between threaded connection seat 12 and the die cavity body 1, and constitutes threaded connection through connecting thread 15 between mounting groove 14 and the threaded connection seat 12, makes things convenient for the dismouting change of first core 3 and second core 4 to use.
The working principle is as follows: when the core structure of the injection mold is assembled, according to the drawings of fig. 1-2 and fig. 4, the outer end thread connecting seats 12 of the first core 3 can be firstly installed in the corresponding installation grooves 14, and are further connected and fastened through the connecting threads 15, at the moment, the connecting through grooves 6 and the movable through grooves 8 are kept aligned, the opening of the rotating member 7 faces to the second core 4 above, then, the second core 4 extends into the forming cavity 2, and the splicing clamping block 10 at the lower end of the second core 4 is spliced and clamped with the splicing clamping groove 9 of the rotating member 7 as shown in fig. 2, so that the connection and the support between the first core 3 and the second core 4 are facilitated, and the deviation is avoided;
referring to fig. 1 and 3-5, the limit connector groove 13 of the pin connector holder 12 of the second core 4 may then be aligned with the connector key 11 as shown in fig. 5 in conjunction with fig. 4. And then the threaded connection seat 12 is installed in the corresponding installation groove 14 and is rotatably installed and fixed through the connecting thread 15, when the threaded connection seat 12 rotates, the second core 4 and the rotating part 7 can integrally rotate synchronously, the threaded connection seat 12 is convenient to movably install, the connecting through groove 6 and the movable through groove 8 are staggered as shown in fig. 3, the detachable installation structures of the first core 3 and the second core 4 can be conveniently replaced and used, the processing of the bevel pipe fittings of different specifications is convenient to carry out, and the content which is not described in detail in the specification belongs to the prior art known by the professional skilled in the art.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides an injection mold's core structure, includes die cavity body (1), first core (3) and second core (4), its characterized in that: the die cavity comprises a die cavity body (1), a forming cavity (2) is arranged in the die cavity body (1), a first die core (3) is arranged in the forming cavity (2), a second die core (4) is connected to the side end of the first die core (3), a rotating groove (5) is formed in the right end of the first die core (3), a connecting through groove (6) is formed in the outer side of the rotating groove (5), a rotating piece (7) is arranged in the rotating groove (5), a movable through groove (8) is formed in the outer side of the rotating piece (7), a splicing clamping groove (9) is formed in the rotating piece (7), a splicing clamping block (10) is arranged at the lower end of the second die core (4), a connecting key (11) is arranged on the outer side of the upper end of the second die core (4), a threaded connecting seat (12) is connected to the outer side of the connecting key (11), and a limiting, the die cavity comprises a die cavity body (1) and is characterized in that a mounting groove (14) is formed in the outer side of the die cavity body (1), and a connecting thread (15) is arranged inside the mounting groove (14).
2. The core structure of an injection mold according to claim 1, wherein: the central axis of the first mold core (3) and the central axis of the second mold core (4) are perpendicular to each other, the first mold core (3) and the second mold core (4) are both located in the middle of the molding cavity (2), and the molding cavity (2) is integrally of an L-shaped structure.
3. The core structure of an injection mold according to claim 1, wherein: rotate between piece (7) and first core (3) through rotating groove (5) interconnect, and rotate piece (7) and rotate the inside rotatable structure that constitutes of groove (5) to the rotatory pivot of piece (7) and the axis of second core (4) coincide each other.
4. The core structure of an injection mold according to claim 1, wherein: the activity leads to groove (8) and concatenation draw-in groove (9) all with rotate piece (7) as an organic whole structure, and the activity leads to groove (8) and connect to lead to groove (6) and laminate each other to rotate and constitute the block through concatenation draw-in groove (9) and concatenation fixture block (10) between piece (7) and second core (4) and connect.
5. The core structure of an injection mold according to claim 1, wherein: connecting key (11) evenly distributed is in the outside of second core (4), and second core (4) constitute extending structure in the inside of screw thread connecting seat (12) to through connecting key (11) and spacing spread groove (13) interconnect between second core (4) and screw thread connecting seat (12).
6. The core structure of an injection mold according to claim 1, wherein: the screw thread connecting seat (12) is located at the outer ends of the first mold core (3) and the second mold core (4), the screw thread connecting seat (12) and the cavity body (1) are connected with each other through a mounting groove (14), and the mounting groove (14) and the screw thread connecting seat (12) are in threaded connection through a connecting thread (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921309110.0U CN210634031U (en) | 2019-08-13 | 2019-08-13 | Core structure of injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921309110.0U CN210634031U (en) | 2019-08-13 | 2019-08-13 | Core structure of injection mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210634031U true CN210634031U (en) | 2020-05-29 |
Family
ID=70792968
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921309110.0U Expired - Fee Related CN210634031U (en) | 2019-08-13 | 2019-08-13 | Core structure of injection mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210634031U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114347400A (en) * | 2021-12-20 | 2022-04-15 | 安徽中鼎橡塑制品有限公司 | Steering gear shell mold and using method |
-
2019
- 2019-08-13 CN CN201921309110.0U patent/CN210634031U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114347400A (en) * | 2021-12-20 | 2022-04-15 | 安徽中鼎橡塑制品有限公司 | Steering gear shell mold and using method |
| CN114347400B (en) * | 2021-12-20 | 2023-10-03 | 安徽中鼎橡塑制品有限公司 | Steering gear shell mold and use method |
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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: 20200529 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |