CN220180027U - Nozzle core special for hot runner hot nozzle - Google Patents
Nozzle core special for hot runner hot nozzle Download PDFInfo
- Publication number
- CN220180027U CN220180027U CN202321632446.7U CN202321632446U CN220180027U CN 220180027 U CN220180027 U CN 220180027U CN 202321632446 U CN202321632446 U CN 202321632446U CN 220180027 U CN220180027 U CN 220180027U
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- China
- Prior art keywords
- nozzle
- nozzle core
- sleeve
- chamfer
- core body
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- 239000003292 glue Substances 0.000 claims abstract description 18
- 230000037431 insertion Effects 0.000 claims abstract description 16
- 238000003780 insertion Methods 0.000 claims abstract description 16
- 238000005507 spraying Methods 0.000 claims abstract description 15
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 238000009434 installation Methods 0.000 abstract description 12
- 230000008018 melting Effects 0.000 abstract description 2
- 238000002844 melting Methods 0.000 abstract description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000012463 white pigment Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Landscapes
- Nozzles (AREA)
Abstract
The utility model discloses a special nozzle core for a hot runner hot nozzle, and relates to the technical field of nozzle cores. The utility model comprises the following steps: the nozzle core body comprises an insertion pipe, the lower end of the insertion pipe is provided with a glue spraying head, the lower end of the glue spraying head is provided with a convex nozzle, the upper end of the insertion pipe is provided with a fixed block, and the side part of the insertion pipe is provided with one or more limiting plates; the installation component, installation component includes the sleeve pipe, and the spacing groove corresponding with the limiting plate has been seted up to the sleeve pipe upper end, and sleeve pipe week side is equipped with external screw thread, nut, and the external screw thread is located the upper end of nut. According to the utility model, the nozzle core body is matched with the mounting assembly, so that the nozzle core body is convenient to replace independently, the replacement cost is reduced, the probability of rotation of the nozzle core body after the mounting assembly is mounted and fixed is reduced through the matching of the limiting plate and the limiting groove, the plastic melting stock can flow and break through the convex nozzle, and the mounting assembly can be mounted and dismounted rapidly through the matching of the nut and the external thread, so that the nozzle core body is convenient to replace.
Description
Technical Field
The utility model belongs to the field of nozzle cores, and particularly relates to a special nozzle core for a hot runner hot nozzle.
Background
The hot runner is a heating component system used in an injection mold and used for injecting melted plastic particles into a mold cavity, and generally consists of a hot nozzle, a flow dividing plate, a temperature control box, accessories and the like, wherein a hot runner nozzle core is a component part of the hot nozzle in the hot runner system and is used for injection molding of hot fluid plastic melting stock.
The traditional nozzle core for the hot runner is particularly easy to cause the phenomenon of color difference for the product of the white pigment, the new hot runner nozzle core needs to be replaced to reduce the pollution of residual color difference materials in the hot runner nozzle core to the white pigment, the replacement of the hot runner nozzle core is difficult, the hot runner nozzle core is of an integral structure, the whole hot runner nozzle core needs to be replaced during the replacement, and the color changing cost is high.
Disclosure of Invention
The utility model aims to solve the technical problem of overcoming the defects in the prior art and providing a special nozzle core for a hot runner hot nozzle.
In order to solve the technical problems, the utility model adopts the basic conception of the technical scheme that:
a special nozzle core for a hot runner nozzle, comprising:
the nozzle core body comprises a cannula, the lower end of the cannula is provided with a glue spraying head, the lower end of the glue spraying head is provided with a convex nozzle, the upper end of the cannula is provided with a fixed block, the side part of the cannula is provided with one or more limiting plates, and the limiting plates are arranged at the lower end of the fixed block;
the installation component, installation component includes the sleeve pipe, and the vertical direction of intubate runs through the sleeve pipe, spouts the gluey head and is located sheathed tube below, and the spacing groove corresponding with the limiting plate has been seted up to the sleeve pipe upper end, and limiting plate sliding fit is in the spacing groove, and the sleeve pipe is located the lower extreme of fixed block, and sleeve pipe week side is equipped with external screw thread, nut, and the external screw thread is located the upper end of nut, and the external screw thread is located the below of fixed block.
Optionally, the intubate upper end is equipped with first runner, and the intubate lower extreme is equipped with first cone groove, and the fixed block upper end is equipped with the third cone groove, and the vertical direction in third cone groove runs through the fixed block, and third cone groove and first runner intercommunication, spouts gluey first upper end and is equipped with the second runner, first cone groove and first runner, second runner intercommunication, spouts gluey first lower extreme and is equipped with the second cone groove corresponding with protruding mouth, second cone groove and second runner, protruding mouth intercommunication.
Optionally, the fixed block upper portion week side is equipped with first chamfer, and limiting plate lower part is equipped with the fillet, and intubate and spouts gluey head junction week side and be equipped with the fifth chamfer.
Optionally, the sleeve pipe upper end is equipped with the slot, and the slot vertical direction runs through the sleeve pipe, and the intubate runs through the slot, and the spacing groove is located the lateral part of slot, and the spacing groove communicates with the slot.
Optionally, the slot upper portion inner wall week side is equipped with the second chamfer, and the second chamfer communicates with the spacing groove.
Optionally, the circumference side of the upper part of the sleeve is provided with a third chamfer, the circumference side of the lower part of the sleeve is provided with a fourth chamfer, and the external thread and the nut are positioned between the third chamfer and the fourth chamfer.
After the technical scheme is adopted, compared with the prior art, the utility model has the following beneficial effects, and of course, any product for implementing the utility model does not necessarily need to achieve all the following advantages at the same time:
through mouth core body and installation component cooperation, be convenient for singly with trading mouth core body, reduce replacement cost, through limiting plate and spacing groove cooperation, the mouth core body takes place pivoted probability after the installation component installation is fixed, is favorable to flowing and breaking of plastic melt through protruding mouth to glue, through nut and external screw thread cooperation, can install and dismantle installation component fast to be convenient for change mouth core body, realize quick colour change, guarantee the production quality of product.
The following describes the embodiments of the present utility model in further detail with reference to the accompanying drawings.
Drawings
The drawings in the following description are only examples of embodiments from which other drawings may be derived by those skilled in the art without the exercise of inventive faculty. In the drawings:
FIG. 1 is a schematic perspective view of an embodiment of the present utility model;
FIG. 2 is a schematic view of a nozzle body according to an embodiment of the present utility model;
fig. 3 is a schematic structural diagram of a mounting assembly according to an embodiment of the utility model.
In the drawings, the list of components represented by the various numbers is as follows:
the nozzle core body 1, the insertion pipe 101, the first flow channel 102, the first conical groove 103, the glue spraying head 104, the second flow channel 105, the second conical groove 106, the convex nozzle 107, the fixed block 108, the third conical groove 109, the first chamfer 110, the limiting plate 111, the round angle 112, the fifth chamfer 113, the mounting assembly 2, the sleeve 201, the insertion groove 202, the external thread 203, the nut 204, the limiting groove 205, the second chamfer 206, the third chamfer 207 and the fourth chamfer 208.
It should be noted that these drawings and the written description are not intended to limit the scope of the inventive concept in any way, but to illustrate the inventive concept to those skilled in the art by referring to the specific embodiments.
Description of the embodiments
The utility model will now be described in further detail with reference to the accompanying drawings.
Referring to fig. 1-3, in this embodiment, a nozzle core dedicated for a hot runner hot nozzle is provided, including:
the nozzle core body 1, the nozzle core body 1 comprises a cannula 101, a glue spraying head 104 is arranged at the lower end of the cannula 101, a convex nozzle 107 is arranged at the lower end of the glue spraying head 104, a fixed block 108 is arranged at the upper end of the cannula 101, one or more limiting plates 111 are arranged at the side part of the cannula 101, the limiting plates 111 are arranged at the lower end of the fixed block 108, and when the number of the limiting plates 111 is multiple, the limiting plates 111 are uniformly distributed at the side part of the cannula 101;
the installation component 2, the installation component 2 includes the sleeve 201, the vertical direction of intubate 101 runs through sleeve 201, spout the below that rubber head 104 is located sleeve 201, sleeve 201 upper end has seted up the spacing groove 205 corresponding with limiting plate 111, limiting plate 111 sliding fit is in spacing groove 205, sleeve 201 is located the lower extreme of fixed block 108, sleeve 201 week side is equipped with external screw thread 203, nut 204, external screw thread 203 is located the upper end of nut 204, external screw thread 203 is located the below of fixed block 108.
The application of one aspect of the embodiment is: during replacement, tools such as a wrench are used for rotating the nut 204, the nut 204 rotates to drive the sleeve 201 and the external threads 203 to rotate, the sleeve 201 rotates to drive the insertion pipe 101, the glue spraying head 104, the convex nozzle 107 and the fixed block 108 to rotate through the cooperation of the limiting groove 205 and the limiting plate 111, the old nozzle core body 1 is screwed out of the hot nozzle through the rotation of the external threads 203, then the old nozzle core body 1 is pulled out of the sleeve 201, the new nozzle core body 1 is independently replaced, the limiting plate 111 is inserted into the limiting groove 205, and similarly, the installation assembly 2 is installed by referring to the operation rotating nut 204, so that the installation assembly 2 and the hot nozzle are clamped and fixed by the fixed block 108.
The upper end of the insertion tube 101 of this embodiment is provided with a first flow channel 102, the lower end of the insertion tube 101 is provided with a first cone groove 103, the upper end of the fixed block 108 is provided with a third cone groove 109, the third cone groove 109 vertically penetrates through the fixed block 108, the third cone groove 109 is communicated with the first flow channel 102, the upper end of the glue spraying head 104 is provided with a second flow channel 105, the first cone groove 103 is communicated with the first flow channel 102 and the second flow channel 105, the lower end of the glue spraying head 104 is provided with a second cone groove 106 corresponding to the convex nozzle 107, the second cone groove 106 is communicated with the second flow channel 105 and the convex nozzle 107, the convex nozzle 107 is of a circular structure, the inner wall of the convex nozzle 107 is coplanar with the inner wall of the second cone groove 106, and the outer wall of the convex nozzle 107 is of a cambered surface, thereby facilitating glue breaking. The fixed block 108 upper portion week side is equipped with first chamfer 110, and limiting plate 111 lower part is equipped with fillet 112, and intubate 101 and spouts gluey head 104 junction week side and be equipped with fifth chamfer 113, through first awl groove 103 and second awl groove 106, the cooperation of third awl groove 109, is favorable to the flow of plastic melt and reduces the probability of breaking the glue, reduces the defective rate of product, and wherein first flow channel 102 and first awl groove 103, second flow channel 105, second awl groove 106, third awl groove 109 are disposable structure shaping, reduce the possibility that has the dead angle and hide the material.
The upper end of the sleeve 201 in this embodiment is provided with a slot 202, the slot 202 vertically penetrates through the sleeve 201, the cannula 101 penetrates through the slot 202, a limit slot 205 is located at the side of the slot 202, and the limit slot 205 is communicated with the slot 202. The second chamfer 206 is arranged on the periphery of the inner wall of the upper portion of the slot 202, the second chamfer 206 is communicated with the limiting groove 205, and the mouth core body 1 is convenient to insert into the slot 202 through the second chamfer 206 to complete assembly.
The upper peripheral side of the sleeve 201 in this embodiment is provided with a third chamfer 207, the lower peripheral side of the sleeve 201 is provided with a fourth chamfer 208, the external thread 203 and the nut 204 are located between the third chamfer 207 and the fourth chamfer 208, and the edge of the sleeve 201 is prevented from being too sharp to cut a user through the third chamfer 207 and the fourth chamfer 208, so that the aesthetic feeling is enhanced.
The present utility model is not limited to the above embodiments, and any person who can learn the structural changes made under the teaching of the present utility model can fall within the scope of the present utility model if the present utility model has the same or similar technical solutions. The technology, shape, and construction parts of the present utility model, which are not described in detail, are known in the art.
Claims (6)
1. A special mouth core of hot runner hot nozzle, characterized by comprising:
the nozzle core comprises a nozzle core body (1), wherein the nozzle core body (1) comprises an insertion pipe (101), a glue spraying head (104) is arranged at the lower end of the insertion pipe (101), a convex nozzle (107) is arranged at the lower end of the glue spraying head (104), a fixed block (108) is arranged at the upper end of the insertion pipe (101), and one or more limiting plates (111) are arranged at the side part of the insertion pipe (101);
the mounting assembly (2), the mounting assembly (2) comprises a sleeve (201), a limiting groove (205) corresponding to the limiting plate (111) is formed in the upper end of the sleeve (201), an external thread (203) and a nut (204) are arranged on the periphery of the sleeve (201), and the external thread (203) is located at the upper end of the nut (204).
2. The special nozzle core for the hot runner nozzle according to claim 1, wherein a first flow channel (102) is arranged at the upper end of the insertion tube (101), a first conical groove (103) is arranged at the lower end of the insertion tube (101), a third conical groove (109) is arranged at the upper end of the fixing block (108), a second flow channel (105) is arranged at the upper end of the glue spraying head (104), and a second conical groove (106) corresponding to the convex nozzle (107) is arranged at the lower end of the glue spraying head (104).
3. The special nozzle core for the hot runner nozzle according to claim 2, wherein a first chamfer angle (110) is formed in the upper portion of the fixed block (108), a round angle (112) is formed in the lower portion of the limiting plate (111), and a fifth chamfer angle (113) is formed at the joint of the insertion pipe (101) and the glue spraying head (104).
4. The special nozzle core for the hot runner nozzle according to claim 1, wherein the upper end of the sleeve (201) is provided with a slot (202), and the limit slot (205) is positioned at the side part of the slot (202).
5. The special nozzle core for the hot runner nozzle according to claim 4, wherein a second chamfer (206) is arranged at the upper part of the slot (202), and the second chamfer (206) is communicated with the limit groove (205).
6. The nozzle core special for the hot runner nozzle according to claim 4, wherein a third chamfer (207) is arranged on the upper peripheral side of the sleeve (201), and a fourth chamfer (208) is arranged on the lower peripheral side of the sleeve (201).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321632446.7U CN220180027U (en) | 2023-06-26 | 2023-06-26 | Nozzle core special for hot runner hot nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321632446.7U CN220180027U (en) | 2023-06-26 | 2023-06-26 | Nozzle core special for hot runner hot nozzle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220180027U true CN220180027U (en) | 2023-12-15 |
Family
ID=89103429
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321632446.7U Active CN220180027U (en) | 2023-06-26 | 2023-06-26 | Nozzle core special for hot runner hot nozzle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220180027U (en) |
-
2023
- 2023-06-26 CN CN202321632446.7U patent/CN220180027U/en active Active
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