CN208468932U - A kind of flexible glue class injection mold into pouring gate structure - Google Patents
A kind of flexible glue class injection mold into pouring gate structure Download PDFInfo
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- CN208468932U CN208468932U CN201820652805.8U CN201820652805U CN208468932U CN 208468932 U CN208468932 U CN 208468932U CN 201820652805 U CN201820652805 U CN 201820652805U CN 208468932 U CN208468932 U CN 208468932U
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- die
- ejection
- cast gate
- lower template
- flexible glue
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Abstract
The utility model discloses a kind of flexible glue class injection molds into pouring gate structure, including upper die and lower die, upper mold includes cope plate, lower die includes the lower template set gradually from top to bottom, ejection panel, ejection base plate and fixed plate, injection die cavities are formed between the male die core of cope plate and the mother module core of lower template, male die core center is provided with sprue, and mother module core sets gradually runner, cast gate between sprue and injection die cavities, cast gate with a thickness of 0.38-0.42mm, the length of cast gate is 3-5mm.The utility model is by widening injecting products with the direct distance of runner, so that injecting products are maintained at 4mm or more with the direct distance of runner, gate thickness accomplishes 0.4mm, guarantee that corrugated part can only be in the position of cast gate in pressure maintaining for injecting products, and extend less than injecting products, to ensure that the appearance of product, the yields of injecting products is improved, die cost is reduced.
Description
Technical field
The utility model relates to injection mold technology, in particular to a kind of flexible glue class injection mold into gate nub
Structure.
Background technique
With the development of society, various injecting products are throughout market, in order to attract people's note that injecting products
Design and producing can all stress the appearance of product, producing goodlooking plastic products facilitates the attention for being attracted to people
Power, many flexible glue products (TPU polyurethane, TPE etc.) are all using injection molding production, because of soft rubber material shrinkage and elasticity at present
Relatively strong, flexible glue product is in the Injection hold pressure stage, the case where position of runner and cast gate will appear corrugation, and crimped portion can prolong
The edge of product is reached, to affect the appearance of flexible glue injecting products, reduces the yields of flexible glue product injection molding production, drop
The low performance of enterprises.
Utility model content
The technical issues of the utility model solves is to provide a kind of flexible glue class for above-mentioned defect existing in the prior art
Injection mold into pouring gate structure, to solve the problems mentioned in the above background technology.
To solve above-mentioned technical problem, the technical solution that the utility model is taken is as follows: a kind of flexible glue class injection mold
Into pouring gate structure, including upper die and lower die, the upper mold includes cope plate, and the lower die includes setting gradually down from top to bottom
Template, ejection panel, ejection base plate and fixed plate, form injection molding between the male die core of the cope plate and the mother module core of lower template
Type chamber, the male die core center are provided with sprue, and the mother module core sets gradually shunting between sprue and injection die cavities
Road, cast gate, the cast gate with a thickness of 0.38-0.42mm, the length of the cast gate is 3-5mm.
It is further described as to above-mentioned technical proposal:
In the above-mentioned technical solutions, the lower die is provided with the regrinding-material thimble of core pulling, the lower end of the regrinding-material thimble
It is fixed between ejection base plate and ejection panel, regrinding-material thimble upper end sequentially passes through lower template, mother module core reaches mainstream
At below road, the upper surface of the regrinding-material thimble is convexly equipped with barb toward sprue direction, and the barb is the inverted frustum of a cone.
In the above-mentioned technical solutions, the lower end of the regrinding-material thimble is provided with fixture block, and the ejection panel is close to top
The side of bottom plate is provided with the card slot with fixture block clamping out.
In the above-mentioned technical solutions, it is provided with mandril below the ejection base plate, the fixed plate is opened in center is formed with confession
The through-hole that mandril passes through.
In the above-mentioned technical solutions, the cast gate with a thickness of 0.4mm, the length of the cast gate is 4mm.
In the above-mentioned technical solutions, return spring, the ejection panel are provided between the lower template and ejection panel
Lower template direction is provided with straight pin, the return spring is set on straight pin；It is set between the lower template and fixed plate
It is equipped with guide post, the ejection panel and ejection base plate move between lower template and fixed plate along guide post.
Compared with prior art, the utility model has the beneficial effects that: the utility model by widen injecting products with
The direct distance of runner, injecting products are maintained at 4mm or more with the direct distance of runner, and gate thickness accomplishes 0.4mm, protect
Demonstrate,proving injecting products corrugated part in pressure maintaining can only extend in the position of cast gate less than injecting products, to ensure that production
The appearance of product improves the yields of injecting products, reduces die cost.
Detailed description of the invention
Fig. 1 is the utility model structure diagram；
Fig. 2 is the structure enlargement diagram of the part A in Fig. 1.
In figure: 1, cope plate；11, male die core；2, lower template；21, mother module core；31, return spring；32, straight pin；41,
Eject panel；42, ejection base plate；43, card slot；5, fixed plate；51, through-hole；52, mandril；6, injection die cavities；61, injecting products；
7, regrinding-material thimble；71, fixture block；72, barb；81, sprue；82, runner；83, cast gate.
Specific embodiment
1 the utility model is described in further detail to attached drawing 2 with reference to the accompanying drawing.
It is exemplary by reference to the embodiment that attached drawing describes, it is intended to for explaining the application, and should not be understood as pair
The limitation of the application.In the description of the present application, it is to be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ",
" width ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside",
The orientation or positional relationship of the instructions such as " clockwise ", " counterclockwise " be based on the orientation or positional relationship shown in the drawings, be only for
Convenient for description the application and simplify description, rather than the device or element of indication or suggestion meaning there must be specific side
Position is constructed and operated in a specific orientation, therefore should not be understood as the limitation to the application.In addition, term " first ", " second "
It is used for description purposes only, is not understood to indicate or imply relative importance or implicitly indicates indicated technical characteristic
Quantity.Thus, define " first ", the feature of " second " can explicitly or implicitly include one or more spy
Sign.In the description of the present application, " several ", the meaning of " plurality " is two or more, unless otherwise clearly specific
It limits.Unless otherwise clearly defined and limited, in this application, the arts such as term " installation ", " connected ", " connection ", " fixation "
Language shall be understood in a broad sense, such as, it may be a fixed connection, may be a detachable connection, or be integrally connected；It can be machinery
Connection, is also possible to be electrically connected；It can be directly connected, two elements can also be can be indirectly connected through an intermediary
Internal connection.For the ordinary skill in the art, above-mentioned term can be understood in the application as the case may be
In concrete meaning.Unless otherwise clearly defined and limited, in this application, fisrt feature the "upper" of second feature or it
"lower" may include that the first and second features directly contact, and also may include that the first and second features are not direct contacts but lead to
Cross the other characterisation contact between them.And fisrt feature includes above the second feature " above ", " above " and " above "
One feature is right above second feature and oblique upper, or is merely representative of first feature horizontal height higher than second feature.First is special
Sign includes fisrt feature right above second feature and oblique upper under the second feature " below ", " below " and " below ", or only
Indicate that first feature horizontal height is less than second feature.
As shown in Figs. 1-2, a kind of flexible glue class injection mold into pouring gate structure, including upper die and lower die, upper mold includes upper
Template 1, lower die include the lower template 2 set gradually from top to bottom, ejection panel 41, ejection base plate 42 and fixed plate 5, cope plate
Injection die cavities 6 are formed between 1 male die core 11 and the mother module core 21 of lower template 2,11 center of male die core is provided with sprue 81, female
Mode 21 sets gradually runner 82, cast gate 83 between sprue 81 and injection die cavities 6, cast gate 83 with a thickness of 0.4mm, pour
The length of mouth 83 is 4mm.
Lower die is provided with the regrinding-material thimble 7 of core pulling, and the lower end of regrinding-material thimble 7 is fixed on ejection base plate 42 and ejection face
Between plate 41,7 upper end of regrinding-material thimble sequentially passes through lower template 2, mother module core 21 reaches below sprue 81, regrinding-material thimble
7 upper surface is convexly equipped with barb 72 toward 81 direction of sprue, and barb 72 is the inverted frustum of a cone.Core pulling function is realized by barb 72
Energy.
The lower end of regrinding-material thimble 7 is provided with fixture block 71, and ejection panel 41 is provided in the side close to ejection base plate 42
The card slot 43 being clamped with fixture block 71.
Mandril 52 is provided with below ejection base plate 42, fixed plate 5 opens the through-hole 51 for being formed with and passing through for mandril 52 in center.
Return spring 31 is provided between lower template 2 and ejection panel 41, ejection panel 41 is provided with toward 2 direction of lower template
Straight pin 32, return spring 31 are set on straight pin 32；It is provided with guide post between lower template 2 and fixed plate 5, ejects panel 41
And ejection base plate 42 moves between lower template 2 and fixed plate 5 along guide post.
For the utility model by widening injecting products 61 with the direct distance of runner 82, the length of cast gate 83 is 4mm, is made
It obtains injecting products 61 and is maintained at 4mm or more with the direct distance of runner 82,83 thickness of cast gate accomplishes 0.4mm, guarantees that injection molding produces
The corrugated part in pressure maintaining of product 61 can only extend in the position of cast gate 83 less than injecting products 61, to ensure that product
Appearance, improve injecting products 61 yields, reduce die cost.
Do not limit the technical scope of the present invention above, it is all according to the utility model technical spirit to
On embodiment made by any modification, equivalent variations and modification, in the range of still falling within the technical solution of the utility model.
Claims (5)
1. a kind of flexible glue class injection mold into pouring gate structure, it is characterised in that: including upper die and lower die, the upper mold includes upper
Template, the lower die include the lower template set gradually from top to bottom, ejection panel, ejection base plate and fixed plate, the upper mold
Injection die cavities are formed between the male die core of plate and the mother module core of lower template, the male die core center is provided with sprue, the mother
Mode sets gradually runner, cast gate between sprue and injection die cavities, the cast gate with a thickness of 0.38-0.42mm, institute
The length for stating cast gate is 3-5mm；The lower die is provided with the regrinding-material thimble of core pulling, and the lower end of the regrinding-material thimble is fixed on
Between ejection base plate and ejection panel, regrinding-material thimble upper end sequentially passes through lower template, mother module core reaches below sprue
The upper surface at place, the regrinding-material thimble is convexly equipped with barb toward sprue direction, and the barb is the inverted frustum of a cone.
2. a kind of flexible glue class injection mold according to claim 1 into pouring gate structure, it is characterised in that, the regrinding-material
The lower end of thimble is provided with fixture block, and the ejection panel is provided with the card slot with fixture block clamping in the side close to ejection base plate.
3. a kind of flexible glue class injection mold according to claim 1 into pouring gate structure, it is characterised in that, the ejection bottom
Mandril is provided with below plate, the fixed plate opens the through-hole for being formed with and passing through for mandril in center.
4. a kind of flexible glue class injection mold according to claim 1 into pouring gate structure, it is characterised in that, the cast gate
With a thickness of 0.4mm, the length of the cast gate is 4mm.
5. a kind of flexible glue class injection mold according to claim 1 into pouring gate structure, it is characterised in that, the lower template
It is provided with return spring between ejection panel, the ejection panel is provided with straight pin, the return bullet toward lower template direction
Spring is set on straight pin；Guide post, the ejection panel and ejection base plate edge are provided between the lower template and fixed plate
Guide post moves between lower template and fixed plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820652805.8U CN208468932U (en) | 2018-05-04 | 2018-05-04 | A kind of flexible glue class injection mold into pouring gate structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820652805.8U CN208468932U (en) | 2018-05-04 | 2018-05-04 | A kind of flexible glue class injection mold into pouring gate structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208468932U true CN208468932U (en) | 2019-02-05 |
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ID=65220532
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820652805.8U Active CN208468932U (en) | 2018-05-04 | 2018-05-04 | A kind of flexible glue class injection mold into pouring gate structure |
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| CN (1) | CN208468932U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110757739A (en) * | 2019-11-15 | 2020-02-07 | 华域视觉科技(上海)有限公司 | Sprue structure |
| CN111421772A (en) * | 2020-04-29 | 2020-07-17 | 东莞市泽上塑胶电子有限公司 | Router casing upper cover injection mold |
| CN112536970A (en) * | 2020-11-23 | 2021-03-23 | 刘自福 | Full-automatic data line system of moulding plastics |
-
2018
- 2018-05-04 CN CN201820652805.8U patent/CN208468932U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110757739A (en) * | 2019-11-15 | 2020-02-07 | 华域视觉科技(上海)有限公司 | Sprue structure |
| CN110757739B (en) * | 2019-11-15 | 2021-07-20 | 华域视觉科技(上海)有限公司 | Sprue structure |
| CN111421772A (en) * | 2020-04-29 | 2020-07-17 | 东莞市泽上塑胶电子有限公司 | Router casing upper cover injection mold |
| CN112536970A (en) * | 2020-11-23 | 2021-03-23 | 刘自福 | Full-automatic data line system of moulding plastics |
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