CN213733170U - Straight-through type ox horn injection mold - Google Patents
Straight-through type ox horn injection mold Download PDFInfo
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- CN213733170U CN213733170U CN202022788575.8U CN202022788575U CN213733170U CN 213733170 U CN213733170 U CN 213733170U CN 202022788575 U CN202022788575 U CN 202022788575U CN 213733170 U CN213733170 U CN 213733170U
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Abstract
The utility model discloses a straight-through ox horn injection mold, include module and portable pressfitting down or break away from the last module of module down, go up the module and remove the pressfitting down during the module with the module forms the chamber of moulding plastics down, upward be equipped with the court on the module the first injecting glue passageway of module transport thick liquid down, be equipped with the intercommunication down on the module first injecting glue passageway with mould plastics the chamber and make the thick liquid by the chamber downside of moulding plastics flows in the second injecting glue passageway in chamber of moulding plastics. This structure makes the thick liquid by mould plastics chamber downside flows backwards into it in, avoids second injecting glue passageway forms the indentation on fashioned injection moulding product, improves the qualification rate of product.
Description
[ technical field ] A method for producing a semiconductor device
The application relates to the field of molds, in particular to a straight-through type ox horn injection mold.
[ background of the invention ]
When current injection mold was moulded plastics, the injection molding of high temperature was glued and is flowed into the mould chamber through the injecting glue passageway, and current injecting glue passageway often adopts by the setting of mould top downwardly extending to mould chamber up end, because the effect of gravity, this sets up and causes the indentation of injecting glue passageway lower extreme to leave easily on the injection moulding product, leads to the product to scrap.
[ Utility model ] content
The utility model discloses injecting glue passageway to among the current injection mold is extended to mould chamber up end down by the mould top, makes the problem that injecting glue passageway lower extreme indentation was left to injection moulding product upper end easily and improves, provides direct formula ox horn injection mold, include down module and portable pressfitting or break away from the last module of module down, go up the module and remove the pressfitting down during the module with the module forms the chamber of moulding plastics down, upward be equipped with the court on the module the first injecting glue passageway of thick liquid is carried to the module down, be equipped with the intercommunication down on the module first injecting glue passageway with mould plastics the chamber and make the thick liquid by mould plastics the chamber downside and flow in the second injecting glue passageway in chamber of moulding plastics.
As an improvement of the straight-through type ox horn injection mold, the upper mold assembly comprises an upper substrate, a water gap plate and an upper mold cavity plate which are sequentially arranged from top to bottom, the upper mold cavity plate is provided with a first glue injection channel which extends to one side, opposite to the lower mold assembly, of the upper mold cavity plate, the water gap plate is provided with a third glue injection channel communicated with the first glue injection channel, and the upper substrate is provided with glue injection through holes in the opposite position of the third glue injection channel.
As an improvement of the straight-through type ox horn injection mold, an installation groove with an upward opening is formed on the upper mold cavity plate, one side of the installation groove opposite to the water gap plate is a positioning surface, an injection groove with an opening on the positioning surface is formed in the installation groove, the injection groove is respectively communicated with the first injection channel and the third injection channel, and a sealing plate in sealing fit with the installation groove is arranged in the installation groove.
As an improvement of the straight-through type ox horn injection mold, the glue injection groove comprises a main glue injection groove and a plurality of auxiliary glue injection grooves communicated with the main glue injection groove, and one ends, far away from the main glue injection groove, of the auxiliary glue injection grooves are communicated with the first glue injection channel.
As an improvement of the straight-through type ox horn injection mold, a sprue bush extending from top to bottom to the positioning surface is arranged on the sprue plate, the third glue injection channel is arranged on the sprue bush, and a positioning groove in sealing fit with the lower end of the sprue bush is arranged on the positioning surface.
As an improvement of the straight-through type ox horn injection mold, the lower module comprises a lower substrate, a cushion block and a lower die cavity plate which are sequentially arranged from bottom to top, the lower die cavity plate is provided with a second glue injection channel, and the second glue injection channel comprises a second glue injection channel A communicated with the first glue injection channel and downwardly extending to the lower part of the injection molding cavity and a second glue injection channel B communicated with the second glue injection channel A and the injection molding cavity.
As an improvement of the straight-through type ox horn injection mold, the second glue injection channel a comprises an upper channel extending along the vertical direction and a lower channel communicating the upper channel with the second glue injection channel B, and the second glue injection channel B extends along the vertical direction.
As an improvement of the straight-through type ox horn injection mold, one side of the lower channel, which is close to the second glue injection channel B, is provided with a buffer nozzle, and the diameter of the buffer nozzle is gradually reduced in the direction far away from the lower channel.
As an improvement of the straight-through type ox horn injection mold, the size of the central angle of the lower channel is as follows: 2.5 mm-4.5 mm arc.
As an improvement of the straight-through type ox horn injection mold, the lower mold cavity plate comprises a lower mold core, a cylinder needle assembly arranged below the lower mold core and an ejector plate driving the cylinder needle assembly to act, and the ejector plate comprises an upper ejector plate arranged on the cylinder needle assembly and a lower ejector plate arranged on the upper ejector plate.
[ description of the drawings ]
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings used in the description of the embodiments will be briefly introduced below.
FIG. 1 is a perspective view of a straight-through type ox horn injection mold according to the present application;
FIG. 2 is a top view of the straight-through horn injection mold of the present application;
FIG. 3 is a cross-sectional view taken at A-A of FIG. 2;
FIG. 4 is an enlarged view of a portion of FIG. 3 at B;
FIG. 5 is a connection relationship diagram of a water gap plate, an upper cavity plate and a sealing plate in the straight-through type ox horn injection mold.
[ detailed description ] embodiments
In order to make the technical problems, technical solutions and advantageous effects solved by the present application more clear and obvious, the present application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.
The straight-through type ox horn injection mold shown in fig. 1-5 comprises a lower mold set 1 and an upper mold set 2 which can be movably pressed or separated from the lower mold set 1. Specifically, go up module 2 including last base plate 21, nozzle plate 22 and the cope match-plate pattern 23 that from top to bottom sets gradually, be equipped with the upper mold core on the cope match-plate pattern 23. Specifically, the lower die set 1 includes a lower die plate 11, a spacer 12 and a lower die cavity plate 13 which are sequentially arranged from bottom to top, the lower die cavity plate 13 includes a lower die core 131, a sleeve needle assembly 132 which is arranged below the lower die core 131, and an ejector plate 133 which drives the sleeve needle assembly 132 to move, and the ejector plate 133 includes an upper ejector plate 1331 which is arranged on the sleeve needle assembly 132 and a lower ejector plate 1332 which is arranged on the upper ejector plate 1331. When the upper die set 2 moves to press the lower die set 1, the upper die core presses the lower die core 131 to form an injection molding cavity 3, a first glue injection channel 4 for conveying slurry to the lower die set 1 is arranged on the upper die set 2, and a second glue injection channel 5 for communicating the first glue injection channel 4 with the injection molding cavity 3 and enabling the slurry to flow into the injection molding cavity 3 from the lower side of the injection molding cavity 3 is arranged on the lower die set 1. This structure makes the thick liquid by 3 downside refluences of injection molding chamber are gone into it, avoid second injecting glue passageway 5 forms the indentation on fashioned injection moulding product, improves the qualification rate of product.
Specifically, the upper substrate 21 is provided with a glue injection through hole 7 extending from top to bottom, an installation groove 8 with an upward opening is formed on the upper cavity plate 23, a positioning surface 9 is arranged on one side of the installation groove 8 opposite to the water gap plate 22, the mounting groove 8 is provided with a glue injection groove 10 with an opening on the positioning surface 9, the upper cavity plate 23 is also provided with the first glue injection channel 4 communicated with the glue injection groove 10, the first glue injection channel 4 extends downwards to the side of the upper cavity plate 23 opposite to the lower die set 1, a sealing plate 20 which is in sealing fit with the mounting groove 8 is arranged in the mounting groove, a sprue bush 30 which extends downwards to the positioning surface 9 is arranged on the water gap plate 22 at the position opposite to the glue injection through hole 7, the sprue bush 30 is provided with a third glue injection channel 6 communicated with the glue injection groove 10, and the positioning surface 9 is provided with a positioning groove 40 in sealing fit with the lower end of the sprue bush 30. Specifically, the second glue injection channel 5 is arranged on the lower cavity plate 13, and the second glue injection channel 5 includes a second glue injection channel a51 communicated with the first glue injection channel 4 and extending downward to the lower side of the injection molding cavity 3, and a second glue injection channel B52 communicated with the second glue injection channel a51 and the injection molding cavity 3. The structure realizes that the slurry flows backwards from the lower side surface of the injection molding cavity 3, and the structure is simple and convenient to implement.
Further, the glue injection groove 10 comprises a main glue injection groove 101 and a plurality of auxiliary glue injection grooves 102 communicated with the main glue injection groove 101, and one ends of the auxiliary glue injection grooves 102 far away from the main glue injection groove 101 are communicated with the first glue injection channel 4. The number of the injection molding cavities 3 is multiple, the injection molding cavities 3 and the auxiliary glue injection grooves 102 are identical in number and are in one-to-one correspondence, and the arrangement is favorable for improving the production efficiency.
Specifically, the second glue injection passage a51 includes an upper passage 511 extending in the vertical direction and a lower passage 512 communicating the upper passage 511 with the second glue injection passage B52, and the second glue injection passage B52 extends in the vertical direction. The upper channel 511 and the second glue injection channel B52 both adopt straight pipes, so that the flow of the slurry is facilitated, and the slurry is prevented from blocking the pipeline.
Specifically, the lower channel 512 is arc-shaped, and the central angle of the lower channel 512 is: 2.5mm to 4.5mm, preferably 3.2 mm. The lower channel 512 adopts an arc-shaped pipe, so that the flowing speed of the slurry can be reduced, and the phenomenon that the flowing speed is too high to generate indentation is avoided.
Further, a buffer nozzle 50 is arranged on one side of the lower channel 512 close to the second glue injection channel B52, and the diameter of the buffer nozzle 50 gradually decreases in the direction away from the lower channel 512. The structure can reduce the flowing speed of the slurry and avoid the indentation caused by the over-high flowing speed.
It should be understood that the terms "first", "second", etc. are used herein to describe various information, but the information should not be limited to these terms, and these terms are only used to distinguish one type of information from another. For example, "first" information may also be referred to as "second" information, and similarly, "second" information may also be referred to as "first" information, without departing from the scope of the present application. Furthermore, 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 in describing the present application and simplifying the description, but do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present application.
The foregoing is illustrative of one or more embodiments provided in connection with the detailed description and is not intended to limit the disclosure to the particular forms disclosed. Similar or identical methods, structures, etc. as used herein, or several technical inferences or substitutions made on the concept of the present application should be considered as the scope of the present application.
Claims (10)
1. Straight-through ox horn injection mold, including lower module (1) and portable pressfitting or break away from last module (2) of lower module (1), go up module (2) and remove the pressfitting during lower module (1) with lower module (1) forms injection molding chamber (3), its characterized in that, be equipped with on last module (2) towards first injecting glue passageway (4) of lower module (1) transport thick liquid, be equipped with the intercommunication on lower module (1) first injecting glue passageway (4) with injection molding chamber (3) and make the thick liquid by injection molding chamber (3) downside flows into second injecting glue passageway (5) of injection molding chamber (3).
2. A straight-through type ox horn injection mold according to claim 1, characterized in that, the upper die set (2) comprises an upper base plate (21), a water gap plate (22) and an upper die cavity plate (23) which are arranged from top to bottom in sequence, the upper die cavity plate (23) is provided with the first glue injection channel (4) which extends to the side opposite to the lower die set (1), the water gap plate (22) is provided with a third glue injection channel (6) which is communicated with the first glue injection channel (4), and the upper base plate (21) is provided with a glue injection through hole (7) at the position opposite to the third glue injection channel (6).
3. A straight-through type ox horn injection mold according to claim 2, characterized in that, an installation groove (8) with an upward opening is formed on the upper mold cavity plate (23), one side of the installation groove (8) opposite to the water gap plate (22) is a positioning surface (9), a glue injection groove (10) with an opening on the positioning surface (9) is arranged on the installation groove (8), the glue injection groove (10) is respectively communicated with the first glue injection channel (4) and the third glue injection channel (6), and a sealing plate (20) is arranged in the installation groove (8) and is in sealing fit with the first glue injection channel (4) and the third glue injection channel (6).
4. A straight-through type oxhorn injection mold according to claim 3, characterized in that the glue injection groove (10) comprises a main glue injection groove (101) and a plurality of auxiliary glue injection grooves (102) communicated with the main glue injection groove (101), and one end of the auxiliary glue injection groove (102) far away from the main glue injection groove (101) is communicated with the first glue injection channel (4).
5. A straight-through type ox horn injection mold according to claim 3, characterized in that a sprue bush (30) extending from top to bottom to the positioning surface (9) is arranged on the sprue plate (22), the third glue injection channel (6) is arranged on the sprue bush (30), and a positioning groove (40) hermetically matched with the lower end of the sprue bush (30) is arranged on the positioning surface (9).
6. The straight-through type ox horn injection mold according to claim 1, characterized in that the lower die set (1) comprises a lower base plate (11), a cushion block (12) and a lower die cavity plate (13) which are arranged from bottom to top in sequence, the lower die cavity plate (13) is provided with the second glue injection channel (5), and the second glue injection channel (5) comprises a second glue injection channel A (51) which is communicated with the first glue injection channel (4) and extends downwards to the lower part of the injection molding cavity (3) and a second glue injection channel B (52) which is communicated with the second glue injection channel A (51) and the injection molding cavity (3).
7. Straight-through ox horn injection mould according to claim 6, characterised in that the second glue injection channel A (51) comprises an upper channel (511) extending in the vertical direction and a lower channel (512) communicating the upper channel (511) with the second glue injection channel B (52), the second glue injection channel B (52) extending in the vertical direction.
8. Straight-through ox horn injection mould according to claim 7, characterised in that the side of the lower channel (512) close to the second glue injection channel B (52) is provided with a buffer nozzle (50), the diameter of the buffer nozzle (50) decreasing in the direction away from the lower channel (512).
9. A flow-through ox horn injection mould according to claim 7, characterised in that the lower channel (512) is arc-shaped, the central angle of the lower channel (512) being of the size: 2.5 mm-4.5 mm.
10. The straight-through type cattle horn injection mold according to claim 7, wherein the lower cavity plate (13) comprises a lower mold core (131), a barrel needle assembly (132) disposed below the lower mold core (131), and an ejector plate (133) driving the barrel needle assembly (132) to act, and the ejector plate (133) comprises an upper ejector plate (1331) disposed on the barrel needle assembly (132) and a lower ejector plate (1332) disposed on the upper ejector plate (1331).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022788575.8U CN213733170U (en) | 2020-11-26 | 2020-11-26 | Straight-through type ox horn injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022788575.8U CN213733170U (en) | 2020-11-26 | 2020-11-26 | Straight-through type ox horn injection mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213733170U true CN213733170U (en) | 2021-07-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022788575.8U Active CN213733170U (en) | 2020-11-26 | 2020-11-26 | Straight-through type ox horn injection mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213733170U (en) |
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2020
- 2020-11-26 CN CN202022788575.8U patent/CN213733170U/en active Active
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