CN211941906U - Injection mold with core - Google Patents
Injection mold with core Download PDFInfo
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- CN211941906U CN211941906U CN202020346817.5U CN202020346817U CN211941906U CN 211941906 U CN211941906 U CN 211941906U CN 202020346817 U CN202020346817 U CN 202020346817U CN 211941906 U CN211941906 U CN 211941906U
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- core
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- cavity
- injection
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- 238000002347 injection Methods 0.000 title claims abstract description 82
- 239000007924 injection Substances 0.000 title claims abstract description 82
- 238000001746 injection moulding Methods 0.000 claims abstract description 10
- 230000007246 mechanism Effects 0.000 claims abstract description 5
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 238000010276 construction Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 239000004033 plastic Substances 0.000 description 8
- 229920003023 plastic Polymers 0.000 description 8
- 238000000034 method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 6
- 238000000465 moulding Methods 0.000 description 3
- 230000002950 deficient Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000002991 molded plastic Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
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Abstract
An injection mold having a core, comprising: a core; the sliding block cavity is sleeved on the core, driven to slide up and down along the vertical direction of the injection mold, and provided with a mold closing position sleeved with the core and a mold splitting position far away from the core; the injection molding mechanism, the mold core and the slide block cavity jointly form a closed cavity; solve current slider die cavity through providing foretell injection mold and need occupy great injection mold horizontal space to can only set up a set of slider die cavity on the last mould that leads to relative setting and the lower mould, seriously influence injection mold's production efficiency.
Description
Technical Field
The utility model relates to an injection mold field, in particular to injection mold with core.
Background
The injection mold is a tool for producing plastic products, and is also a tool for endowing the plastic products with complete structures and accurate dimensions, and plastic materials which are melted by heating are injected into the mold from a nozzle in a high pressure mode, and after cooling and nationalization, formed products are obtained.
In the prior art, as shown in fig. 5, a slide cavity in the prior art is composed of a set of slide blocks 21 arranged oppositely, and the slide blocks are generally arranged on a lower die and driven to slide along the horizontal direction of the injection mold, so as to realize the die closing and die parting actions of the injection mold. Because the above-mentioned sliding block that constitutes the slider die cavity need slide along the horizontal direction and just can realize the process of moulding plastics, so this slider die cavity need occupy great injection mold horizontal space to can only set up a set of slider die cavity on the last mould that leads to relative setting and the lower mould, seriously influence injection mold's production efficiency.
SUMMERY OF THE UTILITY MODEL
Therefore, the technical problem to be solved by the utility model is to solve the problem that the existing slide block needs to occupy a larger horizontal space of the injection mold, so that only one set of slide block can be arranged on the upper mold and the lower mold which are oppositely arranged, and the production efficiency of the injection mold is seriously influenced; therefore, the utility model provides an injection mold with core, include: a core; the sliding block cavity is sleeved on the core, driven to slide up and down along the vertical direction of the injection mold, and provided with a mold closing position sleeved with the core and a mold splitting position far away from the core; and the injection molding mechanism, the mold core and the slide block cavity jointly enclose a closed cavity.
And at least two containing cavities matched with the mold core are arranged on the slide block cavity.
The slider die cavity is of a strip-shaped structure, and the injection mold comprises a plurality of slider die cavities which are arranged in parallel along the horizontal direction.
The slider cavity comprises a first slider and a second slider which are oppositely arranged.
The core includes: the upper die core is arranged on the upper die core fixing plate, and the lower die core is arranged on the lower die core fixing plate.
The lower die core is provided with a limiting step for limiting the sliding position of the sliding block cavity; the limiting step corresponds to the die assembly position.
Further comprising: and the slide block cavity is connected with the slide block cavity through a driving rod penetrating through the upper mold core fixing plate so as to drive the slide block cavity to be switched between the mold closing position and the mold splitting position.
Further comprising: and the shutter is arranged in the upper die and drives the ejector plate to move up and down through a pull rod.
Further comprising: the ejector pin plate is provided with a jack matched with the guide rod, the ejector pin plate is driven to slide on the guide rod, and the guide rod is provided with a second limiting step for limiting the sliding position of the ejector pin plate.
The injection mold comprises at least two sliding block cavities which are arranged along the longitudinal direction of the injection mold and/or arranged along the transverse direction of the injection mold, and the sliding block cavities are arranged along the length direction of the injection mold.
The utility model discloses technical scheme has following advantage:
1. the utility model provides an injection mold, include: a core; the sliding block cavity is sleeved on the core, driven to slide up and down along the vertical direction of the injection mold, and provided with a mold closing position sleeved with the core and a mold splitting position far away from the core; the injection molding mechanism, the mold core and the slide block cavity jointly form a closed cavity; in the prior art, an injection mold generally comprises a set of sliding blocks which are arranged oppositely, and the sliding blocks are generally arranged on a lower mold and driven to slide along the horizontal direction of the injection mold, so as to realize the closing and opening actions of the injection mold, because the sliding blocks which form a sliding block cavity can realize the injection process only by sliding along the horizontal direction, the sliding block cavity needs to occupy larger horizontal space of the injection mold, so that only one set of sliding block cavities can be arranged on the upper mold and the lower mold which are arranged oppositely, the injection efficiency of the mold can be influenced, the cost of a manufacturer is greatly increased, in the scheme, the sliding block cavity is sleeved on a core and driven to slide up and down along the vertical direction of the injection mold, compared with the prior art which only can be provided with one set of the horizontal direction, in the vertical direction, a plurality of sets and a plurality of rows of sliding block cavities and cores can be arranged, so for prior art, this scheme can increase the output that the mould was moulded plastics to improve injection efficiency.
2. The utility model provides an injection mold, be provided with on the slider die cavity at least two with the appearance chamber of core looks adaptation, the appearance chamber that the appearance chamber can regard as the liquid of moulding plastics to mould plastics makes things convenient for the shaping of plastics.
3. The utility model provides an injection mold, the slider die cavity is bar structure, injection mold includes along horizontal direction and a plurality of mutual parallel arrangement the slider die cavity can set up a plurality of slider die cavities in vertical direction through the aforesaid mode of setting up to be favorable to increasing injection molding efficiency.
4. The utility model provides an injection mold, the core includes: the upper die core is arranged on the upper die core fixing plate, the lower die core is arranged on the lower die core fixing plate, the upper die core is connected with the upper die core fixing plate, the lower die core is connected with the lower die core fixing plate, and the upper die core and the lower die core are fixed in the vertical direction and matched with the slide block cavity in the die closing or die separating process, so that the forming die is formed, and the operation is convenient.
5. The utility model provides an injection mold, wherein a lower mold core is provided with a limit step for limiting the sliding position of a slide block cavity; the limiting step corresponds to the mold closing position, and when the slide block cavity and the mold core are located at the mold closing position, the slide block cavity slides to the limiting step in the vertical direction and is connected with the limiting step in an abutting mode, so that a mold forming cavity is formed, and the injection mold can be conveniently formed.
6. The utility model provides an injection mold still includes: the ejector plate is connected with the slider cavity through a driving rod penetrating through the upper die core fixing plate so as to drive the slider cavity to switch between the die closing position and the die separating position, and the driving rod is driven to drive the ejector plate to slide in the vertical direction so as to drive the slider cavity to switch between the die closing position and the die separating position.
7. The utility model provides an injection mold still includes: the shutter, the shutter sets up in last mould, and through the pull rod drive the thimble board reciprocates, and when needs divide the mould, the shutter is opened, drives the actuating lever drives the thimble board slides on vertical direction, thereby drives the slider die cavity with the branch mould of core, just the shutter sets up in last mould, need not to set up at the mould outside, make full use of spatial layout.
8. The utility model provides an injection mold still includes: the ejector pin plate is driven to slide on the guide rod, a second limiting step used for limiting the sliding position of the ejector pin plate is arranged on the guide rod, the ejector pin plate can slide along the length direction of the guide rod when driven to move in the vertical direction, and therefore the situation that the ejector pin plate is displaced in the vertical direction to cause increase of defective products in the die assembling or die separating process and reduce the yield is avoided.
9. The utility model provides an injection mold, include along its longitudinal direction of injection mold arrange and/or the injection mold transverse direction arrange at least two the slider die cavity, just the slider die cavity sets up along its length direction of injection mold, can increase through the aforesaid mode of setting the quantity of the core of slider die cavity to the effect of increasing output, promotion production efficiency has been played.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts;
FIG. 1 is a schematic view of an exploded structure of an injection mold according to the present invention;
FIG. 2 is a schematic structural view of an injection mold according to the present invention;
FIG. 3 is a schematic view of a three-dimensional structure of an injection mold according to the present invention;
FIG. 4 is a partially enlarged view of the cavity and core of the injection mold slide block according to the present invention;
FIG. 5 is a schematic diagram of an injection mold according to the prior art;
description of reference numerals:
4-a slide block cavity; 5-a drive rod; 6-ejector pin plate; 9-a mold core; 11-a limit step; 12-a first slide; 13-a second slide; 14-a guide bar; 15-a second limit step; 16-a pull rod; 17-a shutter; 19-fixing the upper mold core; 20-lower die core fixing plate; 21-sliding block.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. 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.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.
Example 1
The present embodiment provides an injection mold, as shown in fig. 1, 2, and 4, including: a core 9; the slide block cavity 4 is sleeved on the core 9, driven to slide up and down along the vertical direction of the injection mold, and provided with a mold closing position sleeved with the core 9 and a mold splitting position far away from the core 9; the injection molding mechanism, the mold core 9 and the slide block cavity 4 together form a closed cavity; in the prior art, currently, as shown in fig. 5, an injection mold generally comprises a set of oppositely disposed sliding blocks 21, and the sliding blocks 21 are generally disposed on a lower mold and driven to slide along the horizontal direction of the injection mold, so as to realize the closing and opening actions of the injection mold, because the sliding blocks forming the sliding block cavities need to slide along the horizontal direction to realize the injection molding process, the sliding block cavities need to occupy a larger horizontal space of the injection mold, so that only a set of sliding block cavities can be disposed on the upper mold and the lower mold which are oppositely disposed, which may affect the injection molding efficiency of the mold, and greatly increase the cost for manufacturers, while in this scheme, the sliding block cavities 4 are sleeved on the cores 9 and driven to slide up and down along the vertical direction of the injection mold, compared with the prior art, only a set of horizontal direction can be disposed, in vertical direction, can be provided with the slider die cavity 4 and the core 9 of a plurality of groups and a plurality of rows, so for prior art, this scheme can increase the output that the mould was moulded plastics to improve injection efficiency.
Further comprising: the ejector plate 6 is connected with the slider cavity 4 through a driving rod 5 penetrating through the upper mold core fixing plate 19 so as to drive the slider cavity 4 to switch between the mold closing position and the mold separating position, the ejector plate 6 has large and uniform ejecting force and stable motion balance, and a product is not easy to deform and hardly leaves ejecting traces; the driving rod 5 is driven to drive the ejector plate 6 to slide in the vertical direction, so that the slide block cavity 4 is driven to switch between the die closing position and the die separating position.
As shown in fig. 3, the method further includes: shutter 17, shutter 17 sets up in last mould, and drives through pull rod 16 ejector plate 6 reciprocates, and when needs divide the mould, the shutter is opened, drives actuating lever 5 drives ejector plate 6 slides on vertical direction, thereby drives slider die cavity 4 with the branch mould of core 9, just shutter 17 sets up in last mould, need not to set up at the mould outside, make full use of spatial layout.
Further comprising: the ejector pin plate 6 is provided with insertion holes matched with the guide rods 14, the ejector pin plate 6 is driven to slide on the guide rods 14, the guide rods 14 are provided with second limiting steps 15 used for limiting the sliding position of the ejector pin plate 6, and the ejector pin plate 6 can slide along the length direction of the guide rods 14 when driven to move in the vertical direction, so that the ejector pin plate 6 is prevented from shifting in the vertical direction to increase defective products in the die assembling or die separating process.
In this embodiment, the slider cavity 4 is provided with at least two cavities adapted to the core 9, and the cavities can be used as cavities for injection molding of injection molding liquid, so as to facilitate molding of plastics.
The injection mold comprises a plurality of sliding block cavities 4 which are arranged in parallel along the horizontal direction, and a plurality of sliding block cavities 4 can be arranged in the vertical direction through the arrangement mode, so that the injection efficiency is increased.
Include along its longitudinal direction of injection mold arrange or along the at least two that injection mold transverse direction arranged slider die cavity 4, just slider die cavity 4 sets up along its length direction of injection mold, can increase through above-mentioned mode of setting up the quantity of core 9 of slider die cavity 4 to the effect that has played increase output, has promoted production efficiency.
The slider die cavity 4 is the bar structure, injection mold includes along the horizontal direction and a plurality of mutual parallel arrangement slider die cavity 4 can set up a plurality of slider die cavities 4 in the vertical direction through above-mentioned mode of setting up to be favorable to increasing injection efficiency.
Wherein the core 9 comprises: the upper die core is arranged on the upper die core fixing plate 19, the lower die core is arranged on the lower die core fixing plate 20, the upper die core is connected with the upper die core fixing plate 19, the lower die core is connected with the lower die core fixing plate 20, and the upper die core and the lower die core are fixed in the vertical direction and matched with the slider cavity 4 in the die closing or die separating process, so that the forming die is formed, and the mode is convenient to operate.
Of course, in this embodiment, the number of the slider cavities 4 and the cores 9 adapted to the slider cavities 4 contained in the strip-shaped structure is not particularly limited, and as a most preferred embodiment, the strip-shaped structure includes 3 slider cavities 4 and cores 9 adapted to the slider cavities 4.
Of course, the number of the slider cavities 4 is not particularly limited, and in this embodiment, most preferably, 4 rows and 6 groups, 24 total slider cavities 4 and cavities adapted to the core 9 are disposed on the slider cavities 4.
Of course, the number of the cores 9 is not limited in particular, and in this embodiment, 4 rows and 6 sets of cores 9 are most preferably provided, and a total of 24 cores 9 are adapted to the slide block cavity 4.
The lower die core is provided with a limiting step 11 for limiting the sliding position of the sliding block cavity 4; the limiting step 11 corresponds to the mold closing position, when the slide block cavity 4 and the mold core 9 are located at the mold closing position, the slide block cavity 4 slides to the limiting step 11 in the vertical direction and is connected with the limiting step 11 in an abutting mode, and therefore a mold forming cavity is formed, and the injection mold can be formed conveniently.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.
Claims (10)
1. An injection mold having a core, comprising:
a core (9);
the sliding block cavity (4) is sleeved on the core (9), driven to slide up and down along the vertical direction of the injection mold, and provided with a mold closing position sleeved with the core (9) and a mold opening position far away from the core (9);
and the injection molding mechanism, the mold core (9) and the sliding block cavity (4) jointly enclose a closed cavity.
2. An injection mould with a core according to claim 1, characterised in that the slide cavity (4) is provided with at least two cavities adapted to the core (9).
3. An injection mould with a core according to claim 2, characterized in that the slide cavity (4) is of a strip-shaped construction, the injection mould comprising a plurality of slide cavities (4) arranged in horizontal direction and parallel to each other.
4. An injection mould with a core according to claim 3, characterized in that the slide cavity (4) comprises a first slide (12) and a second slide (13) arranged opposite each other.
5. An injection mould with a core according to any one of claims 1 to 4, characterised in that the core (9) comprises: an upper mold core disposed on the upper mold core fixing plate (19), and a lower mold core disposed on the lower mold core fixing plate (20).
6. An injection mould with a core according to claim 5, characterized in that the lower mould core is provided with a limit step (11) for limiting the sliding position of the slide block cavity (4); the limiting step (11) corresponds to the die assembly position.
7. The injection mold with a core as set forth in claim 6 further comprising:
and the slider cavity (4) is connected with the slider cavity (4) through a driving rod (5) penetrating through the upper die core fixing plate (19) so as to drive the slider cavity (4) to switch between the die closing position and the die separating position.
8. The injection mold with a core as set forth in claim 7 further comprising:
and the shutter (17) is arranged in the upper die and is driven by the pull rod (16) to move up and down the ejector plate (6).
9. The injection mold with a core as set forth in claim 8 further comprising:
the ejector pin plate comprises a guide rod (14), wherein jacks matched with the guide rod (14) are formed in the ejector pin plate (6), the ejector pin plate (6) is driven to slide on the guide rod (14), and a second limiting step (15) used for limiting the sliding position of the ejector pin plate (6) is arranged on the guide rod (14).
10. An injection mould with a core according to claim 1, characterized in that it comprises at least two of said slide cavities (4) arranged in the longitudinal direction of the injection mould and/or in the transverse direction of the injection mould, and that said slide cavities (4) are arranged in the length direction of the injection mould.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020346817.5U CN211941906U (en) | 2020-03-18 | 2020-03-18 | Injection mold with core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020346817.5U CN211941906U (en) | 2020-03-18 | 2020-03-18 | Injection mold with core |
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| Publication Number | Publication Date |
|---|---|
| CN211941906U true CN211941906U (en) | 2020-11-17 |
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| CN202020346817.5U Active CN211941906U (en) | 2020-03-18 | 2020-03-18 | Injection mold with core |
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| CN (1) | CN211941906U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111251551A (en) * | 2020-03-18 | 2020-06-09 | 上海康德莱医疗器械自动化研究所有限公司 | Injection mold |
-
2020
- 2020-03-18 CN CN202020346817.5U patent/CN211941906U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111251551A (en) * | 2020-03-18 | 2020-06-09 | 上海康德莱医疗器械自动化研究所有限公司 | Injection mold |
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Address after: Zone A and B, 1st Floor, Building 2, No. 925 Jinyuan 1st Road, Jiading District, Shanghai, March 2018 Patentee after: Shanghai Yingtai Medical Device Automation Co.,Ltd. Country or region after: China Address before: 201803 area a, 1 / F, building 2, No. 925, Jinyuan 1st Road, Jiading District, Shanghai Patentee before: SHANGHAI KANGDELAI MEDICAL DEVICE AUTOMATION RESEARCH INSTITUTE CO.,LTD. Country or region before: China |