CN219947109U - Hot runner structure of leak protection glue - Google Patents
Hot runner structure of leak protection glue Download PDFInfo
- Publication number
- CN219947109U CN219947109U CN202321163927.8U CN202321163927U CN219947109U CN 219947109 U CN219947109 U CN 219947109U CN 202321163927 U CN202321163927 U CN 202321163927U CN 219947109 U CN219947109 U CN 219947109U
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- China
- Prior art keywords
- hot runner
- sealing ring
- nozzle
- fixed block
- rear end
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- 239000003292 glue Substances 0.000 title claims abstract description 15
- 238000007789 sealing Methods 0.000 claims abstract description 41
- 238000000034 method Methods 0.000 abstract description 9
- 239000000463 material Substances 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
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- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model discloses a hot runner structure capable of preventing glue leakage, which comprises a hot runner shell, wherein a nozzle seat is arranged at the bottom end of the hot runner shell, the nozzle seat extends to the inner side of the hot runner shell, and connecting blocks are arranged on two sides of the nozzle seat. According to the utility model, the two fixing blocks are enabled to relatively move through the connecting rod, the nozzle seat is clamped in the process of extending the nozzle seat, so that glue leakage caused by position deviation of the nozzle seat in the moving process is prevented, the limit groove is formed in the inner side of the hot runner shell through the rear end of the fixing block, the sealing ring A is arranged in the inner side of the limit groove through the rear end of the fixing block, the mounting groove is formed in the bottom end of the sealing ring B, which is positioned on the inner wall of the sleeve, and the sealing ring B is clamped in the inner side of the mounting groove, so that the sealing performance of the device is improved through the sealing ring A and the sealing ring B.
Description
Technical Field
The utility model relates to the technical field of hot runners, in particular to a hot runner structure for preventing glue leakage.
Background
Compared with the traditional mold or the three-plate mold, the mold adopting the hot runner technology can directly inject materials into the cavity of the mold through a hot nozzle, so that a stripping plate is not required to be arranged on the original mold, a material head is not generated after a manufactured part is naturally molded, the molding period of a product can be obviously shortened, and the equipment efficiency is improved;
however, the existing hot nozzles of the hot runner are mostly fixed, and the hot nozzles with the structure are stable, but the application range is small because the self length of the hot nozzles is not adjustable, and the hot nozzles can only be suitable for molds with specific thickness, so that the hot nozzles with different lengths are required to be manufactured for use, and the production cost is high;
according to the adjustable hot runner hot nozzle disclosed by the patent number CN202222483972.3, the length of the hot nozzle can be adjusted by adjusting the number of the transfer blocks, so that the adjustable hot runner hot nozzle can be matched with dies with different thicknesses for use, the application range is wide, the hot nozzle with different lengths is not required to be manufactured for use, the production cost is reduced, and the transfer blocks are tightly attached to each other when in use by clamping the upper end and the lower end of the transfer column and the hot nozzle head, so that the material is prevented from flowing out of a gap, the overall stability and the sealing performance are improved, and the use effect is good.
However, the hot runner hot nozzle is clamped at the upper end and the lower end through the conveying column and the hot nozzle head, so that all transfer blocks are tightly attached to each other when in use, and materials are prevented from flowing out of a gap; therefore, the existing requirements are not met, and a hot runner structure for preventing glue leakage is provided.
Disclosure of Invention
The utility model aims to provide a hot runner structure for preventing glue leakage, which is used for solving the problems that in the background technology, the hot runner hot nozzle is clamped at the upper end and the lower end through a conveying column and a hot nozzle head, so that all transfer blocks are tightly attached when in use, and materials are prevented from flowing out of a gap, but a hot runner hot nozzle mechanical assembly is worn for a long time, so that abrasion is easily caused, the sealing performance is reduced, and the hot nozzle is deviated in the extending process, so that glue leakage and the like are caused.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a hot runner structure of leak protection glue, includes the hot runner shell, the bottom of hot runner shell is equipped with the nozzle holder, the nozzle holder extends to the inboard of hot runner shell, the both sides of nozzle holder all are equipped with the connecting block, the both sides of connecting block front end are located the inner wall of hot runner shell and all are equipped with the fixed block, the rear end of nozzle holder is located hot runner shell inner wall top and is equipped with the sleeve pipe, the below of nozzle holder is located sheathed tube inner wall and is equipped with sealing ring B.
Preferably, the rear end of the fixed block is provided with a limit groove on the inner side of the hot runner shell, the fixed block is inserted into the inner side of the limit groove, and the rear end of the fixed block is provided with a sealing ring A on the inner side of the limit groove.
Preferably, a connecting rod is arranged on one side of the upper end face of the fixed block, a movable groove is formed in the front end face of the connecting block on one side of the upper end face of the connecting rod, the connecting rod is inserted into the inner side of the movable groove, and the fixed block is movably connected with the connecting block through the connecting rod.
Preferably, the bottom of sealing ring B is located the bottom of sleeve pipe inner wall and is equipped with the mounting groove, sealing ring B joint is in the inboard of mounting groove.
Preferably, the bottom end of the nozzle seat is positioned at the inner side of the sleeve and is provided with a pneumatic mechanism, the pneumatic mechanism consists of an air cylinder and an air rod, and the pneumatic mechanism is connected with the nozzle seat through the air rod.
Preferably, the rear end of the hot runner housing is provided with a hot runner base, two sides of the upper end surface of the hot runner base are provided with feeding holes, and the feeding holes are in through connection with the nozzle seat.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, the two fixed blocks are enabled to relatively move through the connecting rod through the connecting block, and the nozzle seat is clamped in the process of extending the nozzle seat, so that the position of the nozzle seat in the moving process is prevented from being deviated, and glue leakage is prevented;
2. according to the utility model, the rear end of the fixing block is provided with the limit groove on the inner side of the hot runner shell, the rear end of the fixing block is provided with the sealing ring A on the inner side of the limit groove, the bottom end of the sealing ring B is provided with the mounting groove on the bottom end of the inner wall of the sleeve, and the sealing ring B is clamped on the inner side of the mounting groove, so that the sealing performance of the device is improved through the sealing ring A and the sealing ring B.
Drawings
FIG. 1 is a schematic view of the overall structure of the present utility model;
FIG. 2 is a schematic side view of the entire cross-sectional structure of the present utility model;
FIG. 3 is a schematic view of the structure of the connecting block of the present utility model;
FIG. 4 is a schematic view showing a partial structure of a seal ring B of the present utility model;
fig. 5 is a schematic view showing a partial structure of the fixing block of the present utility model.
In the figure: 1. a hot runner housing; 2. a nozzle holder; 3. a hot runner base; 4. a feed inlet; 5. a pneumatic mechanism; 6. a sleeve; 7. a connecting block; 8. a fixed block; 9. a movable groove; 10. a connecting rod; 11. a sealing ring B; 12. a mounting groove; 13. a limit groove; 14. and a sealing ring A.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Referring to fig. 1 to 5, an embodiment of the present utility model provides: the utility model provides a hot runner structure of leak protection glue, including hot runner housing 1, the bottom of hot runner housing 1 is equipped with nozzle holder 2, nozzle holder 2 extends to the inboard of hot runner housing 1, the both sides of nozzle holder 2 all are equipped with connecting block 7, the both sides of connecting block 7 front end are located the inner wall of hot runner housing 1 all are equipped with fixed block 8, the rear end of nozzle holder 2 is located the inner wall top of hot runner housing 1 and is equipped with sleeve pipe 6, the below of nozzle holder 2 is located the inner wall of sleeve pipe 6 and is equipped with sealing ring B11, wholly make two fixed blocks 8 carry out relative motion through connecting rod 10 through connecting block 7, carry out the centre gripping at nozzle holder 2 the in-process that extends, thereby be convenient for prevent nozzle holder 2 and take place the skew in the motion and lead to leaking glue, the rear end through fixed block 8 is located the inboard of hot runner housing 1 and is equipped with spacing groove 13, the rear end of fixed block 8 is located the inboard of spacing groove 13 and is equipped with sealing ring A14, the bottom of sealing ring B11 is located the bottom of sleeve pipe 6 inner wall and is equipped with mounting groove 12, sealing ring B11 joint is in the inboard of mounting groove 12, and sealing ring A14 and B11 improves the leakproofness of device.
Further, a connecting rod 10 is arranged on one side of the upper end face of the fixed block 8, a movable groove 9 is formed in the front end face of the connecting block 7 on one side of the upper end face of the connecting rod 10, the connecting rod 10 is inserted into the inner side of the movable groove 9, and the fixed block 8 is movably connected with the connecting block 7 through the connecting rod 10.
Through adopting above-mentioned technical scheme, and then when nozzle holder 2 extends, make two fixed blocks 8 carry out relative motion through connecting rod 10 through connecting block 7, carry out the centre gripping to nozzle holder 2 at the in-process that nozzle holder 2 extends, thereby be convenient for prevent that nozzle holder 2 from taking place the skew in the motion position and leading to leaking the glue.
Further, the rear end of fixed block 8 is located the inboard of hot runner shell 1 and is equipped with spacing groove 13, and fixed block 8 is pegged graft in the inboard of spacing groove 13, and the rear end of fixed block 8 is located the inboard of spacing groove 13 and is equipped with sealing ring A14, and the bottom of sealing ring B11 is located the bottom of sleeve pipe 6 inner wall and is equipped with mounting groove 12, and sealing ring B11 joint is in the inboard of mounting groove 12.
By adopting the technical scheme, the sealing performance of the device is further improved conveniently through the sealing ring A14 and the sealing ring B11.
Further, the bottom end of the nozzle seat 2 is provided with a pneumatic mechanism 5 positioned on the inner side of the sleeve 6, the pneumatic mechanism 5 consists of an air cylinder and an air rod, and the pneumatic mechanism 5 is connected with the nozzle seat 2 through the air rod.
By adopting the above technical scheme, the nozzle seat 2 is conveniently extended by the pneumatic mechanism 5.
Further, the rear end of the hot runner housing 1 is provided with a hot runner base 3, two sides of the upper end face of the hot runner base 3 are provided with feed inlets 4, and the feed inlets 4 are in through connection with the nozzle seat 2.
Through adopting above-mentioned technical scheme, and then be convenient for carry out the material through hot runner base 3, export by nozzle holder 2 again.
Working principle: when the hot runner base is used, whether all parts are intact is detected, after detection, the hot runner base 3 is connected with an injection molding mechanism, a power supply is connected, a starting device is started, when the length of the nozzle base 2 needs to be extended, two fixing blocks 8 are enabled to conduct relative motion through the connecting rod 10 through the connecting block 7, the nozzle base 2 is clamped in the extending process of the nozzle base 2, the position of the nozzle base 2 in the moving process is prevented from being deviated, glue leakage is caused, the rear end of the fixing block 8 is located on the inner side of the hot runner shell 1, the fixing block 8 is inserted into the inner side of the limiting groove 13, the rear end of the fixing block 8 is located on the inner side of the limiting groove 13, a sealing ring A14 is arranged on the inner side of the limiting groove 13, the bottom end of the sealing ring B11 is located on the inner side of the sleeve 6, the sealing ring B11 is clamped on the inner side of the mounting groove 12, the sealing performance of the device is improved through the sealing ring A14 and the sealing ring B11, after adjustment is finished, the hot runner base 3 is arranged at the rear end of the hot runner base 1, the two sides of the upper end face of the hot runner base 3 are respectively provided with a feed port 4, the feed port 4 and the nozzle base 2 are connected through the hot runner base 3, the feed is conveniently and the hot runner base 2 is discharged from the nozzle base 2.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides a hot runner structure of leak protection glue, includes hot runner shell (1), its characterized in that: the bottom of hot runner housing (1) is equipped with nozzle holder (2), nozzle holder (2) extend to the inboard of hot runner housing (1), the both sides of nozzle holder (2) all are equipped with connecting block (7), the both sides of connecting block (7) front end are located the inner wall of hot runner housing (1) and all are equipped with fixed block (8), the rear end of nozzle holder (2) is located hot runner housing (1) inner wall top and is equipped with sleeve pipe (6), the lower part of nozzle holder (2) is located the inner wall of sleeve pipe (6) and is equipped with sealing ring B (11).
2. The leakage-proof hot runner structure according to claim 1, wherein: the rear end of the fixed block (8) is located at the inner side of the hot runner shell (1) and is provided with a limiting groove (13), the fixed block (8) is inserted into the inner side of the limiting groove (13), and the rear end of the fixed block (8) is located at the inner side of the limiting groove (13) and is provided with a sealing ring A (14).
3. The leakage-proof hot runner structure according to claim 2, wherein: one side of the upper end face of the fixed block (8) is provided with a connecting rod (10), one side of the upper end face of the connecting rod (10) is provided with a movable groove (9) at the front end face of the connecting block (7), the connecting rod (10) is inserted into the inner side of the movable groove (9), and the fixed block (8) is movably connected with the connecting block (7) through the connecting rod (10).
4. The leakage-proof hot runner structure according to claim 1, wherein: the bottom of sealing ring B (11) is located the bottom of sleeve pipe (6) inner wall and is equipped with mounting groove (12), sealing ring B (11) joint is in the inboard of mounting groove (12).
5. The leakage-proof hot runner structure according to claim 1, wherein: the bottom of the nozzle seat (2) is provided with a pneumatic mechanism (5) positioned on the inner side of the sleeve (6), the pneumatic mechanism (5) consists of an air cylinder and an air rod, and the pneumatic mechanism (5) is connected with the nozzle seat (2) through the air rod.
6. The leakage-proof hot runner structure according to claim 1, wherein: the hot runner device is characterized in that a hot runner base (3) is arranged at the rear end of the hot runner shell (1), feeding ports (4) are formed in two sides of the upper end face of the hot runner base (3), and the feeding ports (4) are in through connection with the nozzle seat (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321163927.8U CN219947109U (en) | 2023-05-15 | 2023-05-15 | Hot runner structure of leak protection glue |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321163927.8U CN219947109U (en) | 2023-05-15 | 2023-05-15 | Hot runner structure of leak protection glue |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219947109U true CN219947109U (en) | 2023-11-03 |
Family
ID=88536391
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321163927.8U Active CN219947109U (en) | 2023-05-15 | 2023-05-15 | Hot runner structure of leak protection glue |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219947109U (en) |
-
2023
- 2023-05-15 CN CN202321163927.8U patent/CN219947109U/en active Active
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| GR01 | Patent grant |