CN203031874U - Glue inlet structure and injection mold with same - Google Patents
Glue inlet structure and injection mold with same Download PDFInfo
- Publication number
- CN203031874U CN203031874U CN 201320039376 CN201320039376U CN203031874U CN 203031874 U CN203031874 U CN 203031874U CN 201320039376 CN201320039376 CN 201320039376 CN 201320039376 U CN201320039376 U CN 201320039376U CN 203031874 U CN203031874 U CN 203031874U
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- Prior art keywords
- glue
- mould
- hole mouth
- product
- injection mold
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Abstract
The utility model relates to a glue inlet structure and an injection mold with the same. The glue inlet structure is arranged between an upper mold and a lower mold of the injection mold and is a section of hollow glue inlet hole channel space; the glue inlet hole channel is provided with a hole mouth part, an arc-shaped bending channel part and a mold communicating part; the hole mouth part is connected to an injection molding space of a product; the mold communicating part is connected to a material injection port outside the mold through the mold; and the arc-shaped bending channel is connected between the hole mouth part and the mold communicating part. The glue inlet hole channel is designed in the injection mold and is directly contacted with the product through the hole mouth part; the inner port of the hole mouth part is connected with the large-radian bending channel; only the outer port of the hole mouth part is adhered to a shell of the product; the outer port of the hole mouth part is thin; when the product is demolded, the product is directly disconnected with the glue inlet hole channel; after the product is demolded, secondary processing is avoided; and the glue inlet hole channel can be obtained by designing a hollow part in the mold without additional materials, so the manufacturing cost of the product is saved.
Description
[technical field]
The utility model relates to injection mold, relates in particular to the architecture advances to the injection mold glue-feeder, and has used the injection mold of this modified glue-feeder.
[background technology]
The utility model improves at existing injection mold, in every case be the product that comes out by the mold injection demoulding, all be according to shape of product appearance design requirement, carry out the mould design, pass through then injecting moulding forming materials in the mould, the demoulding obtains product then, and the injected plastics material that is injected into usually in the mould is exactly nothing but plastics and metal material, these materials have thermoplastic and the moulding characteristics of cooled and solidified, are fit to carry out injection moulding.
When carrying out the mold injection product, the technology of need considering mainly be mould how to design, how matched moulds, how to divide mould, how depanning, also need to consider how to inject moulding material sometimes.
At present in the injection mold of phone housing, be to adopt so-called ox horn to advance the glue mode to its glue-feeder that injects moulding material, it is to arrange one to be lumped together by two mold inserts and to form bend shape glue feeding opening road one in mould that so-called ox horn advances the glue mode, by this glue-feeder, finish the injection of moulding material.
The shortcoming of above-mentioned technology is, because the curved duct of glue-feeder is by two mold inserts, has the half round post in curved duct separately at two mold inserts face that fits, close up and constitute bend hole integral body together, and mold insert itself being embedded in the mould, is not one-body molded with mould, always leave the gap, and when being injection molded into product, will stay the mold insert seal at frame like this, and cause the flaw on the product appearance, do not reach technological requirement.
[summary of the invention]
The utility model has proposed to improve the injection mold of glue-feeder structure at above problem, advance the glue process smooth and easy, do not block up, do not fill in glue, entering the glue position does not need secondary operations, can not stay into the glue vestige on the formed product surface, can design needs according to mould and freely arrange into glue position.
The glue-feeder structure that relates to described in the utility model, described glue-feeder structure is arranged between the injection mold upper die and lower die, it is space, one section hollow out glue feeding opening road, the porose mouth of described glue feeding opening stage property, arc bend portion and mould interconnecting part, described hole mouth is connected product injection moulding space, the mould interconnecting part is connected to the outer material inlet of mould by mould, and arc bend portion is connected between hole mouth and the mould interconnecting part.
It is conical that described hole mouth is, and the hole mouth has an external port and an inner port, and described external port touches product space of living in, and described inner port size is big or small consistent with arc bend portion sectional area.
Described external port sectional area is far smaller than the inner port sectional area, and the conical taper that the hole mouth presents is big.
Described mould interconnecting part comprises that one section main flow pipe and multistage import the branched pipe of main flow pipe, and branched pipe is communicated with the material inlet.
A kind of injection mold with glue-feeder structure, described injection mold comprises upper die and lower die, between upper die and lower die, has space, hollow out glue feeding opening road, the porose mouth of described glue feeding opening stage property, arc bend portion and mould interconnecting part, described hole mouth is connected product injection moulding space, the mould interconnecting part is connected to the outer material inlet of mould by mould, and arc bend portion is connected between hole mouth and the mould interconnecting part.
It is conical that described hole mouth is, and the hole mouth has an external port and an inner port, and described external port touches product space of living in, and described inner port size is big or small consistent with arc bend portion sectional area.
Described external port sectional area is far smaller than the inner port sectional area, and the conical taper that the hole mouth presents is big.
Described mould interconnecting part comprises that one section main flow pipe and multistage import the branched pipe of main flow pipe, and branched pipe is communicated with the material inlet, and described branched pipe and main flow pipe intersect vertically.
The utility model is designed the glue feeding opening road in injection mold, this glue feeding opening road directly contacts with product with the hole mouth, hole mouth inner port is connected with big radian bend portion, and the hole mouth has only external port to be fitted on the product casing, and hole mouth external port is tiny, during product stripping, disconnect with being connected directly of glue feeding opening road, do not need secondary operations after the product depanning, and this glue feeding opening road does not need to spend in addition the material making, only need design hollow out at mould and obtain, save the production cost.
[description of drawings]
Fig. 1 is the injection mold structure figure that the utlity model has the glue-feeder structure;
Fig. 2 is the utility model glue-feeder structural representation.
Wherein: 10, counterdie; 20, glue feeding opening road; 21, hole mouth; 211, external port; 212, inner port; 22, arc bend portion; 23, mould interconnecting part; 231, main flow pipe; 232, branched pipe; 30, patrix.
[specific embodiment]
Below in conjunction with drawings and Examples the utility model glue-feeder structure and the injection mold with glue-feeder structure are elaborated.
Please refer to Fig. 1 and Fig. 2: show glue-feeder structure and mould, designed glue-feeder in this injection mold kind, described injection mold comprises patrix 30, counterdie 10, between patrix 30 and counterdie 10, have 20 spaces, hollow out glue feeding opening road, described glue feeding opening road 20 has hole mouth 21, arc bend portion 22 and mould interconnecting part 23, described hole mouth 21 is connected to product injection moulding space, mould interconnecting part 23 is connected to the outer material inlet of mould by mould, arc bend portion 22 is connected between hole mouth and the mould interconnecting part, the space that stays in advance between product injection molded and the upper die and lower die, and in this space, remove before the occupied space of shape of product, also offer the material that is communicated to the product shaping space at patrix and annotate passage, offer the material inlet at patrix, inlet is communicated with the glue feeding opening road 20 in the patrix, finishes injected plastics material and injects.
Described glue feeding opening road 20 is one section space, duct that are connected material inlet and product injection moulding space, wherein close material inlet is mould interconnecting part 23, hole mouth 21 near product injection moulding space, wherein being connected between mould interconnecting part 23 and the hole mouth is the arc bend portion 22 of big radian, described hole mouth is the part that directly contacts with product, it is conical that described hole mouth 21 is, hole mouth 21 has an external port 211 and an inner port 212, described external port 211 touches product space of living in, and described inner port 212 sizes are big or small consistent with arc bend portion 22 sectional areas, when satisfying technological requirement, mouth 21 sectional areas in hole are the smaller the better, and extra glue feeding opening road part is easy to separate with product itself behind the injection product.
As shown in Figure 2, described external port 211 sectional areas are far smaller than inner port 212 sectional areas, the conical taper that hole mouth 21 presents is big, and the later stage demoulding not only is convenient in this conical taper design, and makes injecting glue stronger, in hole mouth 21 inside, dwindling gradually to the external port caliber from inner port, then under the constant prerequisite of the injection material of flowing through, flow velocity must be accelerated, it is big that the injecting glue momentum becomes, and is conducive to the product injecting glue and do not leave a blank.
Described mould interconnecting part 23 comprises that one section main flow pipe 231 and multistage import the branched pipe 232 of main flow pipe 231, and branched pipe 232 is communicated with the material inlet, and described branched pipe 232 intersects vertically with main flow pipe 231.
The utility model is designed the glue feeding opening road in injection mold, this glue feeding opening road directly contacts with product with the hole mouth, hole mouth inner port is connected with big radian bend portion, and the hole mouth has only external port to be fitted on the product casing, and hole mouth external port is tiny, during product stripping, disconnect with being connected directly of glue feeding opening road, do not need secondary operations after the product depanning, and this glue feeding opening road does not need to spend in addition the material making, only need design hollow out at mould and obtain, save the production cost.
The above, it only is the utility model preferred embodiment, be not that the utility model is done any pro forma restriction, though the utility model discloses as above with preferred embodiment, yet be not in order to limit the utility model, any those skilled in the art, in not breaking away from the technical solutions of the utility model scope, when the technology contents that can utilize above-mentioned announcement is made a little change or is modified to the equivalent embodiment of equivalent variations, in every case be not break away from the technical solutions of the utility model content, refer to any simple modification that above embodiment is done according to the utility model technology, equivalent variations and modification all belong in the scope of technical solutions of the utility model.
Claims (9)
1. glue-feeder structure, described glue-feeder structure is arranged between the injection mold upper die and lower die, it is space, one section hollow out glue feeding opening road, the porose mouth of described glue feeding opening stage property, arc bend portion and mould interconnecting part, described hole mouth is connected product injection moulding space, the mould interconnecting part is connected to the outer material inlet of mould by mould, and arc bend portion is connected between hole mouth and the mould interconnecting part.
2. according to the described glue-feeder structure of claim 1, it is characterized in that it is conical that described hole mouth is, the hole mouth has an external port and an inner port, described external port touches product space of living in, and described inner port size is big or small consistent with arc bend portion sectional area.
3. according to the described glue-feeder structure of claim 2, it is characterized in that described external port sectional area is far smaller than the inner port sectional area, the conical taper that the hole mouth presents is big.
4. according to the described glue-feeder structure of claim 1, it is characterized in that described mould interconnecting part comprises that one section main flow pipe and multistage import the branched pipe of main flow pipe, branched pipe is communicated with the material inlet.
5. injection mold with glue-feeder structure, described injection mold comprises upper die and lower die, it is characterized in that, between upper die and lower die, has space, hollow out glue feeding opening road, the porose mouth of described glue feeding opening stage property, arc bend portion and mould interconnecting part, described hole mouth is connected product injection moulding space, the mould interconnecting part is connected to the outer material inlet of mould by mould, and arc bend portion is connected between hole mouth and the mould interconnecting part.
6. according to the described injection mold with glue-feeder structure of claim 5, it is characterized in that, it is conical that described hole mouth is, the hole mouth has an external port and an inner port, described external port touches product space of living in, and described inner port size is big or small consistent with arc bend portion sectional area.
7. according to the described injection mold with glue-feeder structure of claim 6, it is characterized in that described external port sectional area is far smaller than the inner port sectional area, the conical taper that the hole mouth presents is big.
8. according to the described injection mold with glue-feeder structure of claim 5, it is characterized in that described mould interconnecting part comprises that one section main flow pipe and multistage import the branched pipe of main flow pipe, branched pipe is communicated with the material inlet.
9. described injection mold with glue-feeder structure according to Claim 8 is characterized in that described branched pipe and main flow pipe intersect vertically.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320039376 CN203031874U (en) | 2013-01-21 | 2013-01-21 | Glue inlet structure and injection mold with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320039376 CN203031874U (en) | 2013-01-21 | 2013-01-21 | Glue inlet structure and injection mold with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203031874U true CN203031874U (en) | 2013-07-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320039376 Expired - Fee Related CN203031874U (en) | 2013-01-21 | 2013-01-21 | Glue inlet structure and injection mold with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203031874U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106926419A (en) * | 2017-03-30 | 2017-07-07 | 苏州华科精密模具有限公司 | A kind of banana-shaped runner mold component of the easy brittle failure plastic cement products of raw material |
| CN107283735A (en) * | 2016-04-01 | 2017-10-24 | 杨志钢 | A kind of double-colored keycap enters adhesive dispenser and its enters gluing method |
-
2013
- 2013-01-21 CN CN 201320039376 patent/CN203031874U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107283735A (en) * | 2016-04-01 | 2017-10-24 | 杨志钢 | A kind of double-colored keycap enters adhesive dispenser and its enters gluing method |
| CN106926419A (en) * | 2017-03-30 | 2017-07-07 | 苏州华科精密模具有限公司 | A kind of banana-shaped runner mold component of the easy brittle failure plastic cement products of raw material |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Mingzhi Plastic Product Co., Ltd., Shenzhen Assignor: Zhang Zhicai Contract record no.: 2013440020388 Denomination of utility model: Glue inlet structure and injection mold with same Granted publication date: 20130703 License type: Exclusive License Record date: 20131217 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130703 Termination date: 20180121 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |