CN210501212U - Hot runner nozzle and mold with same - Google Patents
Hot runner nozzle and mold with same Download PDFInfo
- Publication number
- CN210501212U CN210501212U CN201721410813.3U CN201721410813U CN210501212U CN 210501212 U CN210501212 U CN 210501212U CN 201721410813 U CN201721410813 U CN 201721410813U CN 210501212 U CN210501212 U CN 210501212U
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- 238000007789 sealing Methods 0.000 claims description 43
- 238000009826 distribution Methods 0.000 claims description 16
- 230000000149 penetrating effect Effects 0.000 claims description 10
- 238000001746 injection moulding Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 description 12
- 230000008569 process Effects 0.000 description 10
- 238000009434 installation Methods 0.000 description 4
- 238000011900 installation process Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
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Abstract
The utility model provides a hot runner penetrates mouth and has its mould, hot runner penetrates the mouth and includes: the nozzle body comprises a first nozzle section and a second nozzle section, the first nozzle section is arranged at one end of the second nozzle section, and the second nozzle section is arranged along the radial direction of the first nozzle section and protrudes outwards relative to the first nozzle section. The utility model discloses a hot runner nozzle has solved the hot runner nozzle among the prior art and has penetrated the problem that the mouth shifts easily in the use.
Description
Technical Field
The utility model relates to a mould field particularly, relates to a hot runner nozzle and have its mould.
Background
In the mold industry at present, the utilization rate of hot runner molds is higher and higher. The structure of each part in the hot runner system is continuously innovated and improved, so as to improve the production efficiency and the product quality, reduce the abnormal rate of the hot runner and make the hot runner more in line with the actual production requirement.
The traditional nozzle has the problems of easy glue leakage, insufficient hardness and rigidity, easy displacement and the like due to structural limitation.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a hot runner nozzle and have its mould to solve the problem that the hot runner nozzle among the prior art shifts easily in the use.
In order to achieve the above object, according to an aspect of the present invention, there is provided a hot runner nozzle, including: the nozzle body comprises a first nozzle section and a second nozzle section, the first nozzle section is arranged at one end of the second nozzle section, and the second nozzle section is arranged along the radial direction of the first nozzle section and protrudes outwards relative to the first nozzle section.
Furthermore, the first nozzle section and the second nozzle section are both cylinders, the first nozzle section and the second nozzle section are coaxially arranged, and the diameter of the cross section circle of the first nozzle section is smaller than that of the cross section circle of the second nozzle section.
Furthermore, the height of the second nozzle section is a, the diameter of the cross-section circle of the second nozzle section is b, wherein a is more than or equal to 9.8mm and less than or equal to 10.2mm, and b is more than or equal to 65mm and less than or equal to 68 mm.
Further, the hot runner nozzle further comprises: the sealing section is arranged at one end, far away from the first nozzle section, of the second nozzle section, and the sealing section is a protruding portion on the second nozzle section.
Furthermore, the sealing section and the second nozzle section are both cylinders, the sealing section and the second nozzle section are coaxially arranged, the height of the sealing section is c, and c is more than or equal to 1.9mm and less than or equal to 2.5 mm.
Further, the first nozzle section, the second nozzle section and the sealing section are integrally formed.
According to the utility model discloses an on the other hand provides a mould, penetrate the mouth including cover half fixed plate, flow distribution plate and hot runner, the hot runner penetrates the mouth and sets up between cover half fixed plate and flow distribution plate, and the hot runner penetrates the mouth and penetrates the mouth for foretell hot runner.
Furthermore, a mounting hole is formed in the fixed die fixing plate, the first nozzle section penetrates through the mounting hole, and the second nozzle section is abutted to the fixed die fixing plate.
Further, the first nozzle segment is in clearance fit with the mounting hole.
Furthermore, a sealing groove is formed in the flow distribution plate, and a sealing section of the hot runner nozzle is arranged in the sealing groove.
Further, the mold further comprises a fastening piece, a first fastening hole is formed in the nozzle body, a second fastening hole corresponding to the first fastening hole is formed in the flow distribution plate, and the fastening piece penetrates through the first fastening hole and the second fastening hole.
Furthermore, a first flow passage is arranged on the nozzle body, a second flow passage is arranged on the flow distribution plate, and the first flow passage is communicated with the second flow passage.
Further, the first flow path includes: the first flow channel section is a cylindrical hole, the second flow channel section is a conical hole, the second flow channel is a cylindrical hole, the small-diameter end of the conical hole is connected with the first flow channel section, the large-diameter end of the conical hole is connected with the second flow channel, and the diameter of the large-diameter end of the conical hole is equal to that of the second flow channel.
Furthermore, a connecting groove is formed in the nozzle body and communicated with the first flow channel, the wall of the connecting groove is an arc-shaped surface, and the connecting groove is used for being abutted to the gun nozzle of the injection molding machine.
The utility model discloses a hot runner is penetrated the mouth and can prevent that the hot runner from penetrating the mouth and take place to shift in the use through penetrating the step face on the mouth body. The nozzle body comprises a first nozzle section and a second nozzle section, the first nozzle section is arranged at one end of the second nozzle section, and the second nozzle section is arranged along the radial direction of the first nozzle section and protrudes outwards relative to the first nozzle section, namely, the longitudinal sections of the first nozzle section and the second nozzle section are in a convex shape, so that a step surface is formed on the nozzle body. In the installation process, the phenomenon that the nozzle body is displaced in the use process can be prevented through the abutting of the step surface and the installation surface. The utility model discloses a hot runner is penetrated the mouth and can prevent that the hot runner from penetrating the mouth and take place to shift in the use through penetrating the step face on the mouth body to the hot runner of having solved among the prior art is penetrated the mouth and is penetrated the problem that the mouth shifts easily in the use.
Drawings
The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 shows a schematic view of a first perspective of a hot runner nozzle according to the present invention;
FIG. 2 is a schematic structural view of a second perspective of the hot runner nozzle according to the present invention;
FIG. 3 shows a schematic cross-sectional view of a hot runner nozzle according to the present invention;
fig. 4 shows a schematic view of a partial cross-sectional structure of a mold according to the invention.
Wherein the figures include the following reference numerals:
10. a nozzle body; 11. a first nozzle segment; 12. a second nozzle segment; 13. a first fastening hole; 14. a first flow passage; 141. a first flow path segment; 142. a second flow path segment; 15. connecting grooves; 16. a sealing section; 20. fixing a die fixing plate; 21. mounting holes; 30. a flow distribution plate; 31. a sealing groove; 32. a second flow passage; 40. a hot runner nozzle; 50. a fastener; 60. a big gun mouth of an injection molding machine.
Detailed Description
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
The utility model provides a hot runner nozzle, please refer to fig. 1 and fig. 2, hot runner nozzle includes: the nozzle comprises a nozzle body 10, wherein the nozzle body 10 comprises a first nozzle section 11 and a second nozzle section 12, the first nozzle section 11 is arranged at one end of the second nozzle section 12, and the second nozzle section 12 is arranged along the radial direction of the first nozzle section 11 and protrudes outwards relative to the first nozzle section 11.
The hot runner nozzle of the utility model can prevent the hot runner nozzle from shifting in the using process through the step surface on the nozzle body 10. The nozzle body 10 includes a first nozzle segment 11 and a second nozzle segment 12, the first nozzle segment 11 is disposed at one end of the second nozzle segment 12, and the second nozzle segment 12 protrudes outward from the first nozzle segment 11 along a radial direction of the first nozzle segment 11, that is, longitudinal sections of the first nozzle segment 11 and the second nozzle segment 12 are in a shape of a Chinese character 'tu', so that a step surface is formed on the nozzle body 10. In the mounting process, the abutment of the step surface and the mounting surface can prevent the nozzle body 10 from being displaced in the use process. The utility model discloses a hot runner is penetrated the mouth and can prevent that the hot runner from penetrating the mouth and take place to shift in the use through penetrating the step face on the mouth body 10 to the hot runner of having solved among the prior art is penetrated the mouth and is penetrated the problem that the mouth shifts easily in the use.
For the specific structure of the first nozzle section 11 and the second nozzle section 12, the first nozzle section 11 and the second nozzle section 12 are both cylinders, the first nozzle section 11 and the second nozzle section 12 are coaxially arranged, and the diameter of the cross-sectional circle of the first nozzle section 11 is smaller than that of the cross-sectional circle of the second nozzle section 12.
In the present embodiment, the first nozzle segment 11 and the second nozzle segment 12 are both cylinders, wherein the first nozzle segment 11 and the second nozzle segment 12 are coaxially disposed. In order to be able to form a stepped surface on the nozzle body 10, the diameter of the cross-sectional circle of the first nozzle segment 11 is smaller than the diameter of the cross-sectional circle of the second nozzle segment 12.
For the specific size of the second nozzle segment 12, as shown in fig. 3, the height of the second nozzle segment 12 is a, and the diameter of the cross-sectional circle of the second nozzle segment 12 is b, wherein a is greater than or equal to 9.8mm and less than or equal to 10.2mm, and b is greater than or equal to 65mm and less than or equal to 68 mm.
Preferably, a is 10mm and b is 66 mm.
In order to enable stable installation of the hot runner nozzle in the mechanism to be installed, as shown in fig. 2 and 3, the hot runner nozzle further comprises: and the sealing section 16 is arranged at one end of the second nozzle section 12 far away from the first nozzle section 11, wherein the sealing section 16 is a convex part on the second nozzle section 12.
In this embodiment, the sealing section 16 is provided on the hot runner nozzle. Wherein, the sealing section 16 is arranged at one end of the second nozzle section 12 far away from the first nozzle section 11, and the sealing section 16 is a convex part on the second nozzle section 12. In the specific installation process, the sealing section 16 sinks into the installation hole of the mechanism to be installed, so that the installation stability can be ensured, and a certain sealing effect can be achieved.
For the specific structure of the sealing section 16 and the second nozzle section 12, as shown in fig. 3, the sealing section 16 and the second nozzle section 12 are both cylinders, the sealing section 16 and the second nozzle section 12 are coaxially arranged, the height of the sealing section 16 is c, wherein c is greater than or equal to 1.9mm and less than or equal to 2.5 mm.
In the present embodiment, the sealing section 16 and the second nozzle section 12 are coaxially arranged by arranging the sealing section 16 and the second nozzle section 12 as a cylinder. According to the specific size of the sealing section 16, the height of the sealing section 16 is c, wherein c is more than or equal to 1.9mm and less than or equal to 2.5 mm.
Preferably, c is 1.9 mm.
In this embodiment, the diameter of the sealing section 16 is 24mm to 30mm, and preferably, the diameter of the sealing section 16 is 25 mm.
The first nozzle section 11, the second nozzle section 12 and the sealing section 16 are integrally formed in consideration of processing convenience and structural stability of the hot runner nozzle.
In the present embodiment, the diameter of the first nozzle section 11 is 56mm, and the overall height of the nozzle body 10 is 25 mm.
In the present embodiment, by increasing the overall thickness of the nozzle body 10, the strength and rigidity thereof can be enhanced.
In the production process, the hot runner nozzle is easy to deform and crack after being impacted with the gun nozzle for many times, and the main reason is that the hardness and the strength of the traditional nozzle are not enough. In the embodiment, the hot runner nozzle is added with a hard process (quenching) to improve the hardness, so that the service life is longer and the service quality is higher.
The utility model also provides a mould, as shown in fig. 4, the mould includes that cover half fixed plate 20, flow distribution plate 30 and hot runner penetrate mouth 40, and hot runner penetrates mouth 40 and sets up between cover half fixed plate 20 and flow distribution plate 30, and hot runner penetrates mouth 40 and is foretell hot runner and penetrates mouth 40.
In the present embodiment, the mold includes a stationary mold fixing plate 20, a manifold plate 30, and a hot runner nozzle 40, wherein the hot runner nozzle 40 is disposed between the stationary mold fixing plate 20 and the manifold plate 30.
In order to assemble the hot runner nozzle 40 with the fixed mold fixing plate 20, as shown in fig. 4, the fixed mold fixing plate 20 is provided with a mounting hole 21, the first nozzle segment 11 is inserted into the mounting hole 21, and the second nozzle segment 12 is in contact with the fixed mold fixing plate 20.
In the present embodiment, the mounting hole 21 is formed in the fixed mold fixing plate 20, so that the first nozzle segment 11 of the hot runner nozzle 40 is inserted into the mounting hole 21 and the second nozzle segment 12 is in contact with the fixed mold fixing plate 20 during the specific installation process.
For the matching manner of the first nozzle segment 11 and the mounting hole 21, the first nozzle segment 11 and the mounting hole 21 are in clearance fit.
In the embodiment, the first nozzle section 11 is in clearance fit with the mounting hole 21, and the clearance between the first nozzle section 11 and the mounting hole 21 is 0.05mm-0.35 mm.
Preferably, the gap between the first nozzle section 11 and the mounting hole 21 is 0.3mm, and the mounting of the first nozzle section 11 and the mounting hole 21 can be facilitated by a large gap between the first nozzle section 11 and the mounting hole 21.
In order to assemble the hot runner nozzle 40 with the manifold 30, as shown in fig. 4, a sealing groove 31 is formed in the manifold 30, and the sealing segment 16 of the hot runner nozzle 40 is disposed in the sealing groove 31.
In the embodiment, the sealing groove 31 is formed in the distribution plate 30, and the sealing section 16 of the hot runner nozzle 40 is arranged in the sealing groove 31, so that the positioning and assembling of the hot runner nozzle 40 and the distribution plate 30 are realized, and the sealing performance is good.
In order to ensure that the hot runner nozzle 40 is tightly matched with the flow distribution plate 30, the mold further comprises a fastening piece 50, a first fastening hole 13 is formed in the nozzle body 10, a second fastening hole corresponding to the first fastening hole 13 is formed in the flow distribution plate 30, and the fastening piece 50 is arranged in the first fastening hole 13 and the second fastening hole in a penetrating mode.
In the present embodiment, the fastening member 50 is provided on the mold, the nozzle body 10 is provided with the first fastening hole 13, and the flow distribution plate 30 is provided with the second fastening hole corresponding to the first fastening hole 13. In a specific installation process, the fastening member 50 is inserted into the first fastening hole 13 and the second fastening hole, so that the hot runner nozzle 40 is tightly matched with the splitter plate 30.
Alternatively, the fastener 50 may be provided directly on the hot runner nozzle 40.
Preferably, the nozzle body 10 is provided with a first flow passage 14, the flow distribution plate 30 is provided with a second flow passage 32, and the first flow passage 14 is communicated with the second flow passage 32.
For the specific structure of the first flow passage 14, the first flow passage 14 includes: the first flow channel section 141 is a cylindrical hole, the second flow channel section 142 is a conical hole, the second flow channel 32 is a cylindrical hole, the small-diameter end of the conical hole is connected with the first flow channel section 141, the large-diameter end of the conical hole is connected with the second flow channel 32, and the diameter of the large-diameter end of the conical hole is equal to that of the second flow channel 32.
In this embodiment, the first flow path segment 141 has a radius of 2.5mm to 3.5 mm.
Preferably, the radius of the first runner section 141 is 3mm, and the problem of glue leakage when the nozzle 60 of the injection molding machine has a large flow rate can be avoided by setting a large radius value.
In this embodiment, the diameter of the large diameter end of the second flow path segment 142 is 14 mm.
Preferably, a connecting groove 15 is formed in the nozzle body 10, the connecting groove 15 is communicated with the first flow channel 14, a groove wall of the connecting groove 15 is an arc-shaped surface, and the connecting groove 15 is used for abutting against the big gun nozzle 60 of the injection molding machine.
In the present embodiment, the coupling groove 15 is a spherical groove, and the diameter of the coupling groove 15 is 16 mm.
From the above description, it can be seen that the above-mentioned embodiments of the present invention achieve the following technical effects:
the hot runner nozzle of the utility model can prevent the hot runner nozzle from shifting in the using process through the step surface on the nozzle body 10. The nozzle body 10 includes a first nozzle segment 11 and a second nozzle segment 12, the first nozzle segment 11 is disposed at one end of the second nozzle segment 12, and the second nozzle segment 12 protrudes outward from the first nozzle segment 11 along a radial direction of the first nozzle segment 11, that is, longitudinal sections of the first nozzle segment 11 and the second nozzle segment 12 are in a shape of a Chinese character 'tu', so that a step surface is formed on the nozzle body 10. In the mounting process, the abutment of the step surface and the mounting surface can prevent the nozzle body 10 from being displaced in the use process. The utility model discloses a hot runner is penetrated the mouth and can prevent that the hot runner from penetrating the mouth and take place to shift in the use through penetrating the step face on the mouth body 10 to the hot runner of having solved among the prior art is penetrated the mouth and is penetrated the problem that the mouth shifts easily in the use.
It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (13)
1. A hot runner nozzle, comprising:
a nozzle body (10), the nozzle body (10) comprising a first nozzle section (11) and a second nozzle section (12), the first nozzle section (11) being arranged at one end of the second nozzle section (12), wherein the second nozzle section (12) is arranged in a manner of protruding outwards relative to the first nozzle section (11) along a radial direction of the first nozzle section (11);
the first nozzle section (11) is a cylinder, the second nozzle section (12) is a cylinder, the height of the second nozzle section (12) is a, the diameter of a cross-section circle of the second nozzle section (12) is b, wherein a is larger than or equal to 9.8mm and smaller than or equal to 10.2mm, and b is larger than or equal to 65mm and smaller than or equal to 68 mm.
2. The hot runner nozzle according to claim 1, wherein the first nozzle segment (11) and the second nozzle segment (12) are coaxially arranged, and a diameter of a cross-sectional circle of the first nozzle segment (11) is smaller than a diameter of a cross-sectional circle of the second nozzle segment (12).
3. The hot runner nozzle as claimed in claim 1 or 2, further comprising:
a sealing section (16), the sealing section (16) being arranged at an end of the second nozzle section (12) remote from the first nozzle section (11), wherein the sealing section (16) is a protrusion on the second nozzle section (12).
4. The hot runner nozzle according to claim 3, wherein the sealing section (16) and the second nozzle section (12) are both cylindrical, the sealing section (16) and the second nozzle section (12) are coaxially arranged, the sealing section (16) has a height c, wherein c is greater than or equal to 1.9mm and less than or equal to 2.5 mm.
5. The hot runner nozzle according to claim 3, wherein the first nozzle segment (11), the second nozzle segment (12), and the sealing segment (16) are integrally formed.
6. A mold comprising a stationary mold fixing plate (20), a manifold plate (30), and a hot runner nozzle (40), the hot runner nozzle (40) being disposed between the stationary mold fixing plate (20) and the manifold plate (30), characterized in that the hot runner nozzle (40) is the hot runner nozzle (40) of any one of claims 1 to 5.
7. The mold according to claim 6, characterized in that the fixed mold fixing plate (20) is provided with a mounting hole (21), the first nozzle section (11) is arranged in the mounting hole (21) in a penetrating manner, and the second nozzle section (12) is abutted against the fixed mold fixing plate (20).
8. Mould according to claim 7, wherein the first nozzle segment (11) is clearance fitted with the mounting hole (21).
9. The mold of claim 6, wherein the hot runner nozzle (40) is the hot runner nozzle (40) of claim 3, the manifold plate (30) having a seal groove (31) disposed thereon, the seal segment (16) of the hot runner nozzle (40) being disposed within the seal groove (31).
10. The mold according to claim 6, further comprising a fastening member (50), wherein a first fastening hole (13) is provided on the nozzle body (10), a second fastening hole corresponding to the first fastening hole (13) is provided on the flow distribution plate (30), and the fastening member (50) is inserted into the first fastening hole (13) and the second fastening hole.
11. The mold according to claim 6, characterized in that the nozzle body (10) is provided with a first flow passage (14), the flow distribution plate (30) is provided with a second flow passage (32), and the first flow passage (14) is communicated with the second flow passage (32).
12. The mold according to claim 11, characterized in that the first runner (14) comprises: the flow channel comprises a first flow channel section (141) and a second flow channel section (142), wherein the first flow channel section (141) is a cylindrical hole, the second flow channel section (142) is a conical hole, the second flow channel (32) is a cylindrical hole, the small-diameter end of the conical hole is connected with the first flow channel section (141), the large-diameter end of the conical hole is connected with the second flow channel (32), and the diameter of the large-diameter end of the conical hole is equal to that of the second flow channel (32).
13. The mold according to claim 11, wherein the nozzle body (10) is provided with a connecting groove (15), the connecting groove (15) is communicated with the first flow channel (14), the wall of the connecting groove (15) is an arc-shaped surface, and the connecting groove (15) is used for abutting against a nozzle (60) of an injection molding machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721410813.3U CN210501212U (en) | 2017-10-26 | 2017-10-26 | Hot runner nozzle and mold with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721410813.3U CN210501212U (en) | 2017-10-26 | 2017-10-26 | Hot runner nozzle and mold with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210501212U true CN210501212U (en) | 2020-05-12 |
Family
ID=70541628
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721410813.3U Active CN210501212U (en) | 2017-10-26 | 2017-10-26 | Hot runner nozzle and mold with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210501212U (en) |
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2017
- 2017-10-26 CN CN201721410813.3U patent/CN210501212U/en active Active
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