CN220390153U - Nozzle special for high-pressure-resistant heat-sensitive material - Google Patents
Nozzle special for high-pressure-resistant heat-sensitive material Download PDFInfo
- Publication number
- CN220390153U CN220390153U CN202321897682.1U CN202321897682U CN220390153U CN 220390153 U CN220390153 U CN 220390153U CN 202321897682 U CN202321897682 U CN 202321897682U CN 220390153 U CN220390153 U CN 220390153U
- Authority
- CN
- China
- Prior art keywords
- nozzle
- material pipe
- mounting hole
- pipe head
- sensitive materials
- 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
- 239000000463 material Substances 0.000 title claims abstract description 85
- 238000002347 injection Methods 0.000 claims abstract description 17
- 239000007924 injection Substances 0.000 claims abstract description 17
- 238000009434 installation Methods 0.000 claims abstract description 7
- 239000003292 glue Substances 0.000 abstract description 7
- 238000001746 injection moulding Methods 0.000 abstract description 4
- 238000007789 sealing Methods 0.000 abstract description 3
- 239000002245 particle Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000003763 carbonization Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
Abstract
The utility model discloses a nozzle special for a high-pressure-resistant heat-sensitive material, which belongs to the technical field of injection molding equipment and comprises the following components: the device comprises a material pipe head and a nozzle, wherein a material pipe channel is arranged in the material pipe head, one side of the material pipe head is provided with a mounting hole, and the mounting hole is connected with the material pipe channel; one end of the nozzle is arranged in the mounting hole, and a material injection pipeline is arranged in the nozzle; the matching surface of the joint of the mounting hole and the nozzle is a 30-degree conical surface. According to the utility model, the matching surface is set to be a 30-degree taper surface, so that the circle center can be automatically corrected during installation, the pressure during the combination of the matching surfaces is improved, the self-locking function is realized, the screw thread combination is adopted, the loose matching mode is adopted, the convenience of disassembling and assembling the clear materials is improved, the sealing performance is high, the molten glue is not easy to overflow from a gap between the two materials, and the stability is greatly improved.
Description
Technical Field
The utility model relates to the technical field of injection molding equipment, in particular to a nozzle special for a high-pressure-resistant heat-sensitive material.
Background
The nozzle is a part on the injection head of the injection molding machine, and in the injection molding process, plastic particles are usually placed from an inlet, the plastic particles are sent to one side of the screw head through a screw rod in the injection head, then a heating device is started to melt the plastic particles, then the screw rod is pushed by a hydraulic device to spray the melted plastic from the nozzle, and the plastic is pressed into an injection mold. In the prior art, the nozzle depends on the matching location of the front end nozzle diameter and the inner hole of the material pipe head, the assembly is convenient, the matching clearance for location is increased, if concentricity of the front end nozzle diameter and the material pipe head is required, the outer diameter clearance and the thread clearance are smaller, the assembly difficulty is increased, and the gap generated by clearance fit makes the molten glue flow unsmoothly, even remains in the material pipe, so that the molten glue carbonization causes poor cost appearance.
Disclosure of Invention
The utility model aims at: the special nozzle for the high-pressure-resistant heat-sensitive material is capable of improving convenience in disassembly and assembly of clear materials and avoiding glue melting residues while guaranteeing high concentricity.
The technical scheme is as follows: the utility model provides a nozzle special for high-pressure-resistant heat-sensitive materials, which comprises: the device comprises a material pipe head and a nozzle, wherein a material pipe channel is arranged in the material pipe head, one side of the material pipe head is provided with a mounting hole, and the mounting hole is connected with the material pipe channel; one end of the nozzle is arranged in the mounting hole, and a material injection pipeline is arranged in the nozzle; the matching surface of the joint of the mounting hole and the nozzle is a 30-degree conical surface. The matching surface is set to be a 30-degree taper surface, so that the circle center can be automatically corrected during installation, the pressure during the combination of the matching surfaces is improved, the self-locking function is realized, the high sealing performance is realized, and the glue overflow of the melted glue at the gap between the matching surfaces is prevented.
Furthermore, the inner diameter of the material pipe channel is gradually increased from the side of the mounting hole to the inside.
Furthermore, the special nozzle for the high-pressure-resistant heat-sensitive material is characterized in that the cross section of the material pipe head is T-shaped, the protruding part of the outer ring is provided with a fixing hole, and the fixing hole is connected with a pipeline through an inner hexagon bolt.
Furthermore, the special nozzle for the high-pressure-resistant heat-sensitive material is characterized in that the inner wall of the mounting hole is provided with a thread groove, the outer wall of the mounting side of the nozzle is provided with threads, the threads are matched with the thread groove, and the nozzle and the material pipe head are fixedly connected by loose fit. When the screw threads are used for loose fit, the convenience of disassembling and assembling the upper clear material of the production line is improved.
Furthermore, the special nozzle for the high-pressure-resistant heat-sensitive material is characterized in that the inner diameter of the material injection pipeline is gradually increased from outside to inside at the tail end installation side.
Furthermore, the special nozzle for the high-pressure-resistant heat-sensitive material is characterized in that the inner diameter of the material injection pipeline is consistent with that of the installation part of the material pipe channel.
Furthermore, the special nozzle for the high-pressure-resistant heat-sensitive material is characterized in that the material pipe channel and the central line of the material injection pipeline are on the same straight line. The emitted wave front flow is kept concentric, so that deviation is not easy to occur, the length of the nozzle can be effectively shortened, and the flow loss is effectively reduced when the heat sensitive material is sprayed.
The technical scheme can be seen that the utility model has the following beneficial effects: according to the special nozzle for the high-pressure-resistant heat-sensitive material, the matching surface of the nozzle and the material pipe head is set to be the taper surface of 30 degrees, the pressure is increased when the matching surfaces are combined, the self-locking function is achieved, the center matching of the nozzle and the material pipe head can be increased, the ejected wave front flows are kept concentric, deviation is not easy to occur, the screw thread combination is adopted, the loose matching mode is adopted, the convenience of material cleaning and disassembly is improved, the high sealing performance is achieved, the molten glue is not easy to overflow from a gap between the nozzle and the material pipe head, and the stability is greatly improved.
Drawings
FIG. 1 is a schematic view of a nozzle structure dedicated for high pressure resistant and heat sensitive materials according to the present utility model;
FIG. 2 is a three-dimensional schematic view of the nozzle and nozzle tip combination of the present utility model.
In the figure: the material pipe head 1, the nozzle 2, the material pipe channel 11, the mounting hole 12, the fixing hole 13, the material injection pipeline 21, the screw thread 22 and the screw thread groove 121.
Detailed Description
Example 1
A nozzle for high pressure resistant heat sensitive material as shown in fig. 1, comprising: the device comprises a material pipe head 1 and a nozzle 2, wherein a material pipe channel 11 is arranged in the material pipe head 1, one side of the material pipe head is provided with a mounting hole 12, and the mounting hole 12 is connected with the material pipe channel 11; one end of the nozzle 2 is arranged in the mounting hole 12, and a material injection pipeline 21 is arranged in the nozzle 2; the matching surface of the joint of the mounting hole 12 and the nozzle 2 is a 30-degree conical surface.
The special nozzle for high-pressure-resistant heat-sensitive materials is shown in fig. 2, a thread groove 121 is formed in the inner wall of the mounting hole 12, threads 22 are formed in the outer wall of the mounting side of the nozzle 2, the threads 22 are matched with the thread groove 121, and the nozzle 2 and the material pipe head 1 are fixedly connected by loose fit.
Example 2
On the basis of embodiment 1, in this embodiment, the inner diameter of the material pipe passage 11 is gradually increased inward from the mounting hole 12 side.
In this embodiment, the cross section of the material pipe head 1 is T-shaped, the outer ring protruding portion is provided with a fixing hole 13, and the fixing hole is connected with the pipeline through an inner hexagon bolt.
In this embodiment, the inner diameter of the injection pipe 21 is gradually increased from outside to inside at the end mounting side, and the inner diameter of the injection pipe 21 is consistent with that of the installation position of the pipe channel 11.
In this embodiment, the material pipe channel 11 is on the same straight line with the center line of the material injection pipe 21.
It should be noted that the above description is only a technical solution of the utility model, and is not limiting. While the utility model has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes may be made and equivalents substituted for elements thereof without departing from the scope of the utility model, which is to be encompassed by the appended claims.
Claims (8)
1. The special nozzle for the high-pressure-resistant heat-sensitive material is characterized in that: comprising the following steps:
the material pipe comprises a material pipe head (1), wherein a material pipe channel (11) is arranged in the material pipe head (1), one side of the material pipe head is provided with a mounting hole (12), and the mounting hole (12) is connected with the material pipe channel (11);
the device comprises a nozzle (2), wherein one end of the nozzle (2) is arranged in a mounting hole (12), and a material injection pipeline (21) is arranged in the nozzle (2);
the matching surface of the joint of the mounting hole (12) and the nozzle (2) is a 30-degree conical surface.
2. The nozzle for high pressure resistant and heat sensitive materials of claim 1, wherein: the inner diameter of the material pipe passage (11) is gradually increased from the side of the mounting hole (12) to the inner side.
3. The nozzle for high pressure resistant and heat sensitive materials of claim 1, wherein: the cross section of the material pipe head (1) is T-shaped, the outer ring protruding part is provided with a fixing hole (13), and the material pipe head is connected with a pipeline through an inner hexagon bolt.
4. The nozzle for high pressure resistant and heat sensitive materials of claim 1, wherein: the inner wall of the mounting hole (12) is provided with a thread groove (121).
5. The nozzle for high pressure resistant and heat sensitive materials of claim 1, wherein: the outer wall of the installation side of the nozzle (2) is provided with threads (22), the threads (22) are matched with the thread grooves (121), loose matching is adopted, and the nozzle (2) and the material pipe head (1) are fixedly connected.
6. The nozzle for high pressure resistant and heat sensitive materials of claim 1, wherein: the inner diameter of the material injection pipeline (21) is gradually increased from outside to inside at the tail end installation side.
7. The nozzle for high pressure resistant and heat sensitive materials of claim 2, wherein: the inner diameter of the material injection pipeline (21) is consistent with that of the material pipe channel (11).
8. The nozzle special for high-pressure-resistant heat-sensitive materials according to claim 4, wherein the nozzle is characterized in that: the material pipe channel (11) and the central line of the material injection pipeline (21) are on the same straight line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321897682.1U CN220390153U (en) | 2023-07-19 | 2023-07-19 | Nozzle special for high-pressure-resistant heat-sensitive material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321897682.1U CN220390153U (en) | 2023-07-19 | 2023-07-19 | Nozzle special for high-pressure-resistant heat-sensitive material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220390153U true CN220390153U (en) | 2024-01-26 |
Family
ID=89610164
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321897682.1U Active CN220390153U (en) | 2023-07-19 | 2023-07-19 | Nozzle special for high-pressure-resistant heat-sensitive material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220390153U (en) |
-
2023
- 2023-07-19 CN CN202321897682.1U patent/CN220390153U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN220390153U (en) | Nozzle special for high-pressure-resistant heat-sensitive material | |
| CN105397979B (en) | A kind of injection molding machine nozzle | |
| CN105479671A (en) | Novel spraying nozzle of injection molding machine | |
| CN205167396U (en) | Nozzle for injection molding machine | |
| CN203899800U (en) | Mixed gas ejector | |
| JP2000334818A (en) | Molding, blow molding machine for molding. and its molding method | |
| CN111843144A (en) | High-frequency plasma cutting gun | |
| CN205467086U (en) | Hot mouth structure of injection moulding | |
| CN103381397A (en) | Spray gun nozzle | |
| CN110978413A (en) | Valve needle nozzle core structure for hot runner and hot runner system comprising same | |
| CN220763334U (en) | Injection molding machine nozzle | |
| CN209076937U (en) | Leakproof flow control spray head | |
| CN212372605U (en) | Multi-section heating single-hot-nozzle hot runner system | |
| CN212599595U (en) | High-frequency plasma cutting gun | |
| CN111890635A (en) | Linkage valve needle sealing glue nozzle | |
| CN220681486U (en) | Injection mold without water port | |
| CN211807479U (en) | Injection nozzle for injection molding machine | |
| CN217968177U (en) | Hot nozzle glue leakage prevention structure | |
| CN204546899U (en) | The syndeton of a kind of nozzle and flange | |
| CN217258149U (en) | High-efficient mixing injection molding machine screw rod | |
| CN219903422U (en) | Auxiliary laryngeal lining bonding tool for small-size spray pipe | |
| CN216267379U (en) | Hot nozzle assembly and hot runner system | |
| CN215550789U (en) | Detachable pipe forming die head | |
| CN210011261U (en) | Hot mouth of adjustable length hot runner and hot runner system | |
| CN215614895U (en) | Air passage sand core fastening device for cylinder cover |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |