CN217169555U - Flow channel structure of mold for injection molding of transparent product - Google Patents
Flow channel structure of mold for injection molding of transparent product Download PDFInfo
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- CN217169555U CN217169555U CN202123399874.3U CN202123399874U CN217169555U CN 217169555 U CN217169555 U CN 217169555U CN 202123399874 U CN202123399874 U CN 202123399874U CN 217169555 U CN217169555 U CN 217169555U
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- runner
- mold
- transparent product
- sprue
- injection molding
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Abstract
The utility model discloses a runner structure for moulding plastics mould of transparent product, including injecting glue mouth, sprue, a plurality of subchannel and a plurality of feed inlet, the injecting glue mouth communicates with the sprue downwards, the sprue communicates with every subchannel horizontal direction respectively, and subchannel and feed inlet one-to-one communicate, and every feed inlet all communicates the space of moulding plastics of transparent product, and the flow direction of sprue is C shape. The utility model discloses a design flow direction is the runner of C shape, effectively slows down fluid plastics's velocity of flow, makes transparent product fill full nothing obvious injection vestige, has promoted the aesthetic property of product, has improved the qualification rate of moulding plastics.
Description
Technical Field
The utility model belongs to the technical field of complicated mould, especially, relate to a runner structure for moulding plastics transparent product's mould.
Background
The runner structure of the mold is an important component of the injection mold, is mainly used for guiding plastic melt from a nozzle of an injection molding machine to a cavity, and the design quality of the runner structure is directly related to the molding quality and the production efficiency of plastic products.
At present, the flow channel structure of a transparent plastic product mainly adopts a linear type, and the surface of the product after injection molding of the linear type flow channel structure has injection traces such as serpentine lines which are difficult to eliminate, so that the appearance quality of the product is poor, and the requirement of a customer is difficult to meet.
SUMMERY OF THE UTILITY MODEL
To the technical problem, the utility model provides a runner structure for moulding plastics transparent product's mould for solve the difficult problem of eliminating of transparent plastic product's surface injection vestige.
The utility model provides a runner structure for moulding plastics mould of transparent product, includes injecting glue mouth, sprue, a plurality of subchannel and a plurality of feed inlet, injecting glue mouth downwards with the sprue intercommunication, the sprue communicates with every subchannel horizontal direction respectively, subchannel and feed inlet one-to-one ground intercommunication, the space of moulding plastics of transparent product is all communicated to every feed inlet, the flow direction of sprue is C shape.
Optionally, the cross-sectional shape of the vertical flow direction on the main flow channel is circular.
Preferably, the diameter of the cross section of the main flow channel in the vertical flow direction is 6-10 mm.
Optionally, the feed inlet is of a diving mouth structure.
Preferably, each feed inlet is connected to the bottom of the corresponding branch channel.
Optionally, the number of the branch channels is two, and the branch channels are respectively arranged at two ends of the main channel in the flowing direction.
Preferably, the two branch runners are respectively positioned at two sides of the glue injection port.
Optionally, the communication direction of each branch channel and the main channel is perpendicular to the flow direction of the main channel.
Optionally, the glue injection port is vertically communicated with the main runner.
Optionally, the injection gate passes through the bottom of the main runner.
Compared with the prior art, the utility model provides a pair of runner structure for moulding plastics transparent product's mould is through the runner that the design flow direction is C shape, effectively slows down fluid plastics's velocity of flow, makes transparent product fill full nothing obvious injection vestige, has promoted the aesthetic property of product, has improved the qualification rate of moulding plastics, and the runner bend of C shape is less and length is reasonable simultaneously, is difficult for making the fluid plastics adhesion at bend mouth department after cooling, does not influence the moulding plastics of follow-up product.
Drawings
Fig. 1 is a schematic structural view of a runner structure of a mold for injection molding of a transparent product according to an embodiment of the present invention in a direction when the runner structure is applied to the mold;
fig. 2 is a schematic structural view of a runner structure of a mold for injection molding of a transparent product according to an embodiment of the present invention in another direction when the runner structure is applied to the mold.
Detailed Description
In order to further understand the objects, structures, features and functions of the present invention, the following embodiments are described in detail.
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.
Referring to fig. 1 and 2, a runner structure 100 of a mold for injection molding of a transparent product includes a glue injection port 1, a main runner 2, a plurality of sub-runners 3, and a plurality of feed inlets 4, the glue injection port 1 is communicated with the main runner 2 downward, the main runner 2 is communicated with each sub-runner 3 in a horizontal direction, the sub-runners 3 are communicated with the feed inlets 4 in a one-to-one correspondence manner, each feed inlet 4 is communicated with an injection molding space of the transparent product 101, and a flow direction of the main runner 2 is C-shaped.
Optionally, the cross-section of the main flow channel 2 in the vertical direction is circular. Such a cross-sectional shape allows for a more smooth and unobstructed flow.
Preferably, the cross-sectional diameter of the vertical flow direction on the primary channel 2 is 6-10 mm. The injection molding effect of the size design is better.
Optionally, the feed inlet 4 is of a diving opening structure. The arrangement can ensure that the product has no injection molding mark on the appearance and has better aesthetic property.
Preferably, each feed port 4 is connected to the bottom of its corresponding runner 3. The injection molding effect of the design is better.
Optionally, the number of the branch channels 3 is two, and the branch channels are respectively arranged at two ends of the main channel 2 in the flowing direction. The length of the C-shaped flow channel can be fully utilized by the arrangement of the position, and plastic raw materials are saved.
Preferably, the two branch channels 3 are respectively located at two sides of the glue injection port 1. This facilitates balancing the injection molding effect of the two runners 3.
Optionally, the communication direction of each branch channel 3 and the main channel 2 is perpendicular to the flow direction of the main channel 2. The design can save plastic raw materials.
Optionally, the glue injection port 1 is vertically communicated with the main channel 2. The design can save plastic raw materials.
Alternatively, the injection gate 1 passes through the bottom of the main runner 2. The injection gate 1 is arranged below the main runner 2 in a penetrating way so as to ensure that the main runner 2 can be filled with fluid plastics.
The utility model provides a pair of runner structure for moulding plastics transparent product's mould is the runner of C shape through the design flow direction, effectively slows down fluid plastics's velocity of flow, makes transparent product fill full no obvious injection vestige, has promoted the aesthetic property of product, has improved the qualification rate of moulding plastics, and the runner bend of C shape is less and length is reasonable simultaneously, is difficult for making the fluid plastics adhesion at bend mouth department aftercooling, does not influence moulding plastics of follow-up product.
The present invention has been described in relation to the above embodiments, which are only examples for implementing the present invention. It should be noted that the disclosed embodiments do not limit the scope of the invention. On the contrary, all changes and modifications which do not depart from the spirit and scope of the present invention are deemed to fall within the scope of the present invention.
Claims (10)
1. The utility model provides a runner structure for moulding plastics mould of transparent product, its characterized in that, includes injecting glue mouth, sprue, a plurality of subchannel and a plurality of feed inlet, this injecting glue mouth downwards with this sprue intercommunication, this sprue communicates with every subchannel horizontal direction respectively, subchannel and feed inlet one-to-one ground intercommunication, the space of moulding plastics of transparent product is all communicated to every feed inlet, the flow direction of this sprue is C shape.
2. A runner structure of a mold for injection molding of a transparent product as claimed in claim 1, wherein a cross-sectional shape of a vertical flow direction on the main runner is a circular shape.
3. The runner structure of a mold for injection molding of transparent products as claimed in claim 2, wherein the cross-sectional diameter of the vertical flow direction on the main runner is 6 to 10 mm.
4. The runner structure of a mold for injection molding of a transparent product as claimed in claim 1, wherein the feed opening is a scuba structure.
5. The runner structure of a mold for injecting a transparent product as claimed in claim 4, wherein each of the feed ports is connected to a bottom of the runner corresponding thereto.
6. The runner structure of a mold for injecting a transparent product as claimed in claim 1, wherein the sub-runners are provided in two at opposite ends of a flow direction of the main runner, respectively.
7. The runner structure of a mold for injecting a transparent product as claimed in claim 6, wherein two sub-runners are respectively located at both sides of the injecting opening.
8. The runner structure of a mold for injection molding of transparent products as claimed in claim 1, wherein a direction of communication of each sub-runner with the main runner is perpendicular to a flow direction of the main runner.
9. The runner structure of a mold for injecting a transparent product as claimed in claim 1, wherein said filling opening is vertically communicated with said main runner.
10. The runner structure of a mold for injection molding of a transparent product as claimed in claim 1, wherein said injection gate passes through a bottom of said main runner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123399874.3U CN217169555U (en) | 2021-12-31 | 2021-12-31 | Flow channel structure of mold for injection molding of transparent product |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123399874.3U CN217169555U (en) | 2021-12-31 | 2021-12-31 | Flow channel structure of mold for injection molding of transparent product |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217169555U true CN217169555U (en) | 2022-08-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123399874.3U Active CN217169555U (en) | 2021-12-31 | 2021-12-31 | Flow channel structure of mold for injection molding of transparent product |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217169555U (en) |
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2021
- 2021-12-31 CN CN202123399874.3U patent/CN217169555U/en active Active
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