CN211807571U - Anti-glue-leakage internal heating large-nozzle injection molding nozzle for production of water dropper mold - Google Patents
Anti-glue-leakage internal heating large-nozzle injection molding nozzle for production of water dropper mold Download PDFInfo
- Publication number
- CN211807571U CN211807571U CN202020384720.3U CN202020384720U CN211807571U CN 211807571 U CN211807571 U CN 211807571U CN 202020384720 U CN202020384720 U CN 202020384720U CN 211807571 U CN211807571 U CN 211807571U
- Authority
- CN
- China
- Prior art keywords
- heating
- positioning seat
- cavity
- sleeve
- nozzle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model discloses a big mouth of a river of leak protection glue internal heating nozzle of moulding plastics of water dropper mould production usefulness, including outer sleeve, positioning seat, shower nozzle and heating rod, its characterized in that: a heating sleeve is arranged in the material storage cavity of the outer sleeve, the spray head mounting cavity of the outer sleeve is connected with the spray head, and a positioning seat is arranged in the positioning seat mounting cavity of the outer sleeve; a heating rod is arranged in the heating sleeve cavity; the middle part of the positioning seat is provided with a feeding runner and a threading hole, the feeding groove at the upper end of the positioning seat is communicated with the material storage cavity through the feeding runner, the heating sleeve fixing cavity at the lower part of the positioning seat is fixedly connected with the heating sleeve, and a wire of the heating rod penetrates through the threading hole and the threading groove. The utility model has good sealing performance, the hot melt adhesive can not leak, and the lead-out wire can not be damaged; meanwhile, the device is convenient to repair and replace, reduces the production cost, prolongs the service life, and is particularly suitable for the production of the semi-hot runner dripper mould.
Description
Technical Field
The utility model relates to a water dropper mould is with improvement of heating nozzle, specifically speaking are the big mouth of a river of leak protection glue internal heating injection nozzle of water dropper mould production usefulness, use when being applicable to the little sprinkling irrigation water dropper of half hot runner water dropper mould production on the injection molding machine.
Background
With the continuous development of the dripper mold industry, the traditional cold runner mold gradually changes to a high-efficiency semi-hot runner mold and a high-efficiency full-hot runner mold. The molding period can be shortened by applying the hot runner, and waste materials are reduced; the cost of the product can be reduced during mass production. Meanwhile, as the pressure in the sub-runners is well transferred, the forming temperature and the injection pressure of the plastic can be reduced, thus reducing the thermal degradation of the plastic and the internal stress of the parts. The heating nozzle for the dripper mold used in China at present comprises a positioning seat, a sleeve, a heating sleeve and a nozzle, wherein the positioning seat is arranged at the upper end of the sleeve, the nozzle is arranged at the lower end of the sleeve, the inner cavity of the sleeve is a hot runner, a feeding hole communicated with the hot runner is arranged in the middle of the positioning seat, the hot runner is communicated with a discharging hole of the nozzle, the heating sleeve is sleeved on the outer wall of the sleeve, materials in the hot runner are heated from the outer wall of the sleeve, a lead of the heating sleeve is positioned at the outer side of the positioning, a nozzle positioning hole is formed in a die carrier A plate of the injection molding machine, a cavity plate is arranged on a bottom surface plate of the die carrier A plate, a spray head positioning hole is formed in the cavity plate, a spray head is arranged in the spray head positioning hole, the outer wall of the spray head and the inner wall of the spray head positioning hole form end face fit sealing, a sleeve and a heating sleeve are arranged in the nozzle positioning hole, a positioning seat is arranged at the upper end of the nozzle positioning hole, and a lead of the heating sleeve penetrates out from the space between the upper end of the nozzle; the disadvantages are that: in the use, the junction between sleeve and the shower nozzle takes place easily to leak glues to get into the annular cavity between nozzle locating hole and the heating jacket in, flow out from the upper end of nozzle locating hole again, pollute die carrier A board and damage the wire, lead to equipment to damage, simultaneously, also waste time and energy when clearance is leaked and is maintained.
Disclosure of Invention
An object of the utility model is to provide a simple structure, the leakproofness is good, prevents to leak and glues, is convenient for repair and change, is applicable to the production of half hot runner water dropper mould, improves life's the big mouth of a river of heating in leak protection of water dropper mould production usefulness and moulds plastics the nozzle.
In order to achieve the above purpose, the utility model adopts the technical scheme that: this big mouth of a river nozzle of leak protection glue internal heating of water dropper mould production usefulness, including outer sleeve, positioning seat, shower nozzle and heating rod, its characterized in that: the middle part of the outer sleeve is provided with a material storage cavity, the lower end of the outer sleeve is provided with a spray head installation cavity, the upper end of the outer sleeve is provided with a positioning seat installation cavity, and the side wall of the positioning seat installation cavity is provided with a threading groove; a heating sleeve is arranged in the material storage cavity, and a heating rod is arranged in a heating rod installation cavity in the middle of the heating sleeve; the spray head mounting cavity is fixedly connected with the upper end of the spray head through threads; the positioning seat is arranged in the positioning seat mounting cavity in an interference fit manner; the middle part of the upper end face of the positioning seat is provided with a feeding groove, the middle part of the positioning seat is provided with a feeding runner and a threading hole, the lower part of the positioning seat is provided with a heating sleeve fixing cavity, the outer port of the threading hole is matched with the threading groove, the feeding groove is communicated with the material storage cavity through the feeding runner, and the heating sleeve fixing cavity is connected and fixed with the upper end of the heating sleeve in an interference fit manner; the lead of the heating rod passes through the threading hole and the threading groove; the upper portion of shower nozzle be equipped with the ejection of compact chamber that is linked together with the material storage chamber, the lower part of shower nozzle is equipped with loudspeaker form discharge opening, the bottom in ejection of compact chamber is linked together through the upper end of transition hole with loudspeaker form discharge opening.
And the outer wall of the upper end of the outer sleeve is provided with a positioning groove matched with a positioning pin on a hot runner plate of the injection molding machine.
The lower end of the heating sleeve is provided with a tip which is positioned in the discharging cavity.
The diameter of the heating rod installation cavity of the heating sleeve is the same as that of the heating rod.
The beneficial effects of the utility model reside in that: because the heating rod is arranged in the heating sleeve, the heating sleeve is arranged in the outer sleeve, interference fit is formed between the rear end of the heating sleeve and the positioning seat, the sealing performance is good, hot melt adhesive cannot leak, and the lead-out wire cannot be damaged; because form interference fit between positioning seat and the outer sleeve, it is sealed to form end-face fit between the outer wall upper portion of outer sleeve and the nozzle locating hole of the die carrier A board of injection molding machine, certain clearance has between the outer wall of outer sleeve and the inner wall of nozzle locating hole, produce the thermal-insulated effect of air, prevent heat loss, the hot melt adhesive can not leak yet, be convenient for repair and change simultaneously, even the damage condition appears occasionally, change process labour saving and time saving, manufacturing cost is reduced, service life is prolonged, and the half hot runner emitter mould is particularly suitable for in the production.
Drawings
FIG. 1 is a schematic sectional view of the structure of the present invention;
FIG. 2 is a schematic sectional view of the heating jacket according to the present invention;
fig. 3 is a schematic view of the positioning seat of the present invention in cross section;
FIG. 4 is an enlarged schematic view of the structure of the nozzle of the present invention;
FIG. 5 is a schematic cross-sectional view of the outer sleeve of the present invention;
fig. 6 is a schematic view of the installation state of the injection molding machine of the present invention on the mold frame a plate.
In the figure: 1. an outer sleeve; 11. a threading slot; 12. a storage cavity; 13. a positioning seat mounting cavity; 14. a nozzle mounting cavity; 15. positioning a groove; 2. heating a jacket; 21. a tip; 22. a heating rod installation cavity; 3. positioning seats; 31. a heating jacket fixing cavity; 32. a feed chute; 33. a feed runner; 34. threading holes; 4. a spray head; 41. a transition hole; 42. a discharge cavity; 43. a horn-shaped discharge hole; 5. a heating rod; 6. a mould frame A plate; 7. a cavity plate.
Detailed Description
The present invention is manufactured with reference to fig. 1, 2, 3, 4, 5, and 6.
This big mouth of a river nozzle of leak protection glue internal heating of water dropper mould production usefulness, including outer sleeve 1, positioning seat 3, shower nozzle 4 and heating rod 5, its characterized in that: the middle part of the outer sleeve 1 is provided with a material storage cavity 12, the lower end of the outer sleeve 1 is provided with a spray head installation cavity 14, the upper end of the outer sleeve 1 is provided with a positioning seat installation cavity 13, and the side wall of the positioning seat installation cavity 13 is provided with a threading groove 11; a heating sleeve 2 is arranged in the material storage cavity 12, and a heating rod 5 is arranged in a heating rod installation cavity 22 in the middle of the heating sleeve 2; the spray head mounting cavity 14 is fixedly connected with the upper end of the spray head 4 through threads; the positioning seat 3 is arranged in the positioning seat mounting cavity 13 in an interference fit manner; the upper end face of the positioning seat 3 is in sealing fit with a hot runner plate of the injection molding machine through an end face; a feeding groove 32 is formed in the middle of the upper end face of the positioning seat 3, a feeding runner 33 and a threading hole 34 are formed in the middle of the positioning seat 3, a heating jacket fixing cavity 31 is formed in the lower portion of the positioning seat 3, an outer port of the threading hole 34 is matched with the threading groove 11, the feeding groove 32 is communicated with the stock cavity 12 through the feeding runner 33, and the heating jacket fixing cavity 31 is fixedly connected with the upper end of the heating jacket 2 in an interference fit manner; the lead of the heating rod 5 passes through the threading hole 34 and the threading groove 11; the upper portion of shower nozzle 4 be equipped with the ejection of compact chamber 42 that is linked together with depositing material chamber 12, the lower part of shower nozzle 4 is equipped with tubaeform discharge opening 43, the bottom in ejection of compact chamber 42 is linked together through transition hole 41 and tubaeform discharge opening 43's upper end.
And a positioning groove 15 matched with the positioning pin on the hot runner plate of the injection molding machine is arranged on the outer wall of the upper end of the outer sleeve 1, so that after installation, the positioning pin can be inserted into the positioning groove 15 to accurately position the outer sleeve 1.
The lower end of the heating jacket 2 is provided with a sharp head 21, and the sharp head 21 is positioned in the discharging cavity 42 to facilitate the flowing and breaking of the molten material.
The diameter of the heating rod installation cavity 22 of the heating sleeve 2 is the same as that of the heating rod 5.
Use the utility model discloses in the time, earlier with the utility model discloses install in the nozzle locating hole of die carrier A board 6 of injection molding machine, and fix a position with the locating pin, the lower extreme of shower nozzle 4 inserts in the shower nozzle locating hole of type chamber board 7, the outer wall of shower nozzle 4 forms the end face cooperation with the inner wall of shower nozzle locating hole sealed, certain clearance has between the outer wall of outer sleeve 1 and the inner wall of nozzle locating hole, thereby form the air insulating layer, avoid the heat to run off, molten material flows through feed chute 32, feed runner 33, stock chamber 12, ejection of compact chamber 42, transition hole 41, flow out from loudspeaker form discharge opening 43 at last, get into the half hot runner dripper mould internal forming on the die carrier B board of injection molding machine. Because the interference fit is between the positioning seat 3 and the outer sleeve 1, the interference fit is between the heating sleeve 2 and the positioning seat 3, the end face seal fit is between the positioning seat 3 and the nozzle positioning hole of the die carrier A plate 6 of the injection molding machine, the wire of the heating rod 5 is led out from the threading hole 34 inside the positioning seat 3, even if the glue leakage phenomenon occurs at the joint between the sprayer 4 and the outer sleeve 1, the glue leakage phenomenon can be sealed in the cavity of the sprayer mounting hole of the die carrier A plate 6, the glue leakage phenomenon can not occur on the upper plate surface of the die carrier A plate 6, the safety of the wire above the die carrier A plate 6 is ensured, the maintenance frequency is reduced, and the production efficiency is improved.
Claims (4)
1. The anti-leakage glue internal heating large water gap injection molding nozzle for producing the water dropper mold comprises an outer sleeve (1), a positioning seat (3), a spray head (4) and a heating rod (5), and is characterized in that: a material storage cavity (12) is formed in the middle of the outer sleeve (1), a spray head installation cavity (14) is formed in the lower end of the outer sleeve (1), a positioning seat installation cavity (13) is formed in the upper end of the outer sleeve (1), and a threading groove (11) is formed in the side wall of the positioning seat installation cavity (13); a heating sleeve (2) is arranged in the material storage cavity (12), and a heating rod (5) is arranged in a heating rod installation cavity (22) in the middle of the heating sleeve (2); the spray head mounting cavity (14) is fixedly connected with the upper end of the spray head (4) through threads; the positioning seat (3) is arranged in the positioning seat mounting cavity (13) in an interference fit manner; a feeding groove (32) is formed in the middle of the upper end face of the positioning seat (3), a feeding runner (33) and a threading hole (34) are formed in the middle of the positioning seat (3), a heating jacket fixing cavity (31) is formed in the lower portion of the positioning seat (3), an outer port of the threading hole (34) is matched with the threading groove (11), the feeding groove (32) is communicated with the material storage cavity (12) through the feeding runner (33), and the heating jacket fixing cavity (31) is fixedly connected with the upper end of the heating jacket (2) in an interference fit manner; the lead of the heating rod (5) passes through the threading hole (34) and the threading groove (11); the upper portion of shower nozzle (4) be equipped with the play material chamber (42) that are linked together with depositing material chamber (12), the lower part of shower nozzle (4) is equipped with loudspeaker form discharge opening (43), the bottom of discharge chamber (42) is linked together through transition hole (41) and the upper end of loudspeaker form discharge opening (43).
2. The anti-leakage glue internal heating large nozzle injection molding nozzle for producing the dripper mold according to claim 1, wherein: and a positioning groove (15) matched with the positioning pin on the hot runner plate of the injection molding machine is arranged on the outer wall of the upper end of the outer sleeve (1).
3. The anti-leakage glue internal heating large nozzle injection molding nozzle for producing the dripper mold according to claim 1, wherein: the lower end of the heating sleeve (2) is provided with a pointed end (21), and the pointed end (21) is positioned in the discharging cavity (42).
4. The anti-leakage glue internal heating large nozzle injection molding nozzle for producing the dripper mold according to claim 1, wherein: the diameter of the heating rod installation cavity (22) of the heating sleeve (2) is the same as that of the heating rod (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020384720.3U CN211807571U (en) | 2020-03-24 | 2020-03-24 | Anti-glue-leakage internal heating large-nozzle injection molding nozzle for production of water dropper mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020384720.3U CN211807571U (en) | 2020-03-24 | 2020-03-24 | Anti-glue-leakage internal heating large-nozzle injection molding nozzle for production of water dropper mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211807571U true CN211807571U (en) | 2020-10-30 |
Family
ID=73009370
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020384720.3U Active CN211807571U (en) | 2020-03-24 | 2020-03-24 | Anti-glue-leakage internal heating large-nozzle injection molding nozzle for production of water dropper mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211807571U (en) |
-
2020
- 2020-03-24 CN CN202020384720.3U patent/CN211807571U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211807571U (en) | Anti-glue-leakage internal heating large-nozzle injection molding nozzle for production of water dropper mold | |
| CN207256757U (en) | Die casting system and injection mold | |
| CN210100564U (en) | Injection mold | |
| CN218256489U (en) | Mold core for air guide ring injection mold | |
| CN201677470U (en) | Hot runner nozzle mechanism | |
| CN211807572U (en) | Production of full hot runner water dropper mould is with four runner injection molding nozzles of leak protection glue internal heating | |
| CN211807570U (en) | Production of full hot runner water dropper mould is with leak protection glue internal heating double-flow-passage nozzle of moulding plastics | |
| CN205915602U (en) | Hot nozzle of copper clad steel combination formula bimetal | |
| CN101767419A (en) | Water-aid injection molding water needle | |
| CN211307228U (en) | Thermosetting plastic cold runner mold | |
| CN108145914A (en) | A kind of injection molding process of makrolon light guide plate | |
| CN110789067A (en) | Thermosetting plastic cold runner mold | |
| CN204054508U (en) | The interior heated nozzle of water dropper mould | |
| CN216609864U (en) | PVC pipe fitting point gate full hot runner mold | |
| CN205871047U (en) | But injection mold of quick replacement runner | |
| CN220841263U (en) | Internal heating multi-tip structure hot runner system | |
| CN208826994U (en) | A kind of mold | |
| CN214687720U (en) | Pen cap forming die structure | |
| CN210501186U (en) | Parting surface cold runner of silicone rubber insulator forming die | |
| CN218615319U (en) | Cable cladding plastic extrusion die | |
| CN220763334U (en) | Injection molding machine nozzle | |
| CN214239249U (en) | High-strength one-nozzle eight-head hot nozzle | |
| CN204054515U (en) | Glass cement body mould | |
| CN217916491U (en) | Integral multi-head hot nozzle | |
| CN214820511U (en) | Universal plastic single-point needle valve nozzle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |