CN211389966U - Hot runner nozzle convenient to installation - Google Patents
Hot runner nozzle convenient to installation Download PDFInfo
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- CN211389966U CN211389966U CN201922126688.9U CN201922126688U CN211389966U CN 211389966 U CN211389966 U CN 211389966U CN 201922126688 U CN201922126688 U CN 201922126688U CN 211389966 U CN211389966 U CN 211389966U
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Abstract
The utility model relates to the technical field of hot runners, in particular to a hot runner nozzle convenient to install, which comprises a body and a plurality of nozzle cores, wherein the body is provided with a forming groove and a plurality of spray orifices, the tail ends of the spray orifices are communicated with the forming groove, the nozzle cores are obliquely arranged in the spray orifices and used for injection molding in the forming groove, the inner side walls of the spray orifices are provided with hanging pins, and the nozzle cores are provided with hanging grooves; when the nozzle core is arranged in the spray hole, the hanging pin is assembled in the hanging groove to realize the fixation of the nozzle core. The utility model discloses be provided with in the orifice and hang the round pin, and be provided with at the mouth core and hang the groove, install the location installation that realizes the mouth core through hanging the groove and hanging the round pin cooperation when the orifice at the mouth core, can guarantee under the stable prerequisite of mouth core, still avoided the phenomenon that the mouth core can collide with the inner wall of orifice to take place.
Description
Technical Field
The utility model belongs to the technical field of the hot runner technique and specifically relates to indicate a hot runner nozzle convenient to installation.
Background
Hot runner injection molding is one of the popular injection molding processes at present, and has the advantages of high energy utilization rate, environmental protection and the like. During injection molding, the nozzle core is required to be obliquely arranged and aligned with the forming groove to realize injection molding.
However, such current tilted injection molding hot runner nozzles have the following disadvantages: the tail end of the nozzle core and the nozzle core are arranged in an angle, and during injection molding, the nozzle core is required to be fixed in order to ensure accuracy and stability, and the nozzle core is generally fixed in a threaded connection mode at present; however, it is obvious that the structure of the existing nozzle core causes the nozzle core to easily collide with the inner side wall of the installation place during the threaded connection, so that the nozzle core needs to be installed according to more complicated steps, which brings inconvenience to the installation of the nozzle core.
Disclosure of Invention
The utility model discloses the problem to prior art provides a hot runner nozzle convenient to installation, has simplified the step of installation to avoided the mouth core can bump with the installation position.
In order to solve the technical problem, the utility model discloses a following technical scheme:
the utility model provides a hot runner nozzle convenient to installation, including body and a plurality of mouth core, the body is provided with shaping groove and a plurality of orifice, the end of a plurality of orifice all with shaping groove intercommunication, the slope of mouth core is installed in the orifice and is used for moulding plastics to the shaping inslot, the inside wall of orifice is provided with the peg, the mouth core is provided with the peg; when the nozzle core is arranged in the spray hole, the hanging pin is assembled in the hanging groove to realize the fixation of the nozzle core.
Furthermore, the nozzle core comprises a core body and an injection part, the injection hole comprises a first mounting hole and a second mounting hole, the width of the second mounting hole is smaller than that of the first mounting hole, and two ends of the second mounting hole are respectively communicated with the first mounting hole and the forming groove; the hanging pin is arranged on the inner side wall of the second mounting hole; when the core body is arranged in the first mounting hole and abutted against the inner bottom wall of the first mounting hole, the injection part is arranged in the second mounting hole and the hanging pin is assembled in the hanging groove.
Furthermore, the number of the hanging pins is two, the number of the hanging grooves is two, the two hanging pins are arranged right opposite to each other, the hanging pieces are arranged on two sides of the nozzle core respectively, and the hanging grooves are formed in the hanging pieces.
Furthermore, a positioning piece is arranged at the joint of the core body and the injection part and used for abutting against the inner wall of the injection hole to prevent the nozzle core from shaking.
Further, the core body is installed in the spray hole through a screw.
Further, the top of body is provided with the fixed orifices, the fixed orifices with the top intercommunication in shaping groove, the downthehole mounting that is equipped with of fixed orifices.
Furthermore, the fixing piece is provided with an exhaust hole in a penetrating mode along the length direction of the fixing piece, and the exhaust hole is used for being communicated with the forming groove; the exhaust hole is detachably provided with an air blocking piece.
The utility model has the advantages that: the utility model discloses be provided with in the orifice and hang the round pin, and be provided with at the mouth core and hang the groove, install the location installation that realizes the mouth core through hanging the groove and hanging the round pin cooperation when the orifice at the mouth core, can guarantee under the stable prerequisite of mouth core, still avoided the phenomenon that the mouth core can collide with the inner wall of orifice to take place.
Drawings
Fig. 1 is an internal schematic view of the present invention.
Fig. 2 is a schematic view of the nozzle core of the present invention.
Fig. 3 is an enlarged view of fig. 2 at a.
Reference numerals: the air-blocking type nozzle comprises a body, a nozzle core, a fixing piece, a forming groove, a forming hole, a spraying hole, a fixing hole, a hanging groove, a core body, a spraying part, a hanging piece, a positioning piece, a vent hole, a blocking piece, a vent hole and a hanging pin, wherein the body is 1, the nozzle core is 2, the fixing piece is 3, the forming groove is 11, the spraying hole.
Detailed Description
In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention. The present invention will be described in detail with reference to the accompanying drawings.
As shown in fig. 1 to 3, the utility model provides a hot runner nozzle convenient to install, including a body 1 and a plurality of mouth cores 2, the body 1 is provided with a forming groove 11 and a plurality of spray orifices 12, the ends of the plurality of spray orifices 12 are all communicated with the forming groove 11, the mouth cores 2 are obliquely arranged in the spray orifices 12 and used for injection molding into the forming groove 11, the inner side wall of the spray orifices 12 is provided with a hanging pin 121, and the mouth cores 2 are provided with a hanging groove 21; when the nozzle core 2 is installed in the injection hole 12, the hanging pin 121 is fitted in the hanging groove 21 to fix the nozzle core 2.
The utility model discloses a hang the cooperation of round pin 121 and hanging groove 21, when the mouth core 2 is installed in orifice 12 promptly, assemble in hanging groove 21 in order to realize hanging the effect of round pin 121 bearing mouth core 2 through hanging round pin 121, need not threaded connection and also can realize the effect of location installation mouth core 2, simplified mounting process, also avoided threaded connection to need rotate mouth core 2 and the phenomenon that leads to the position of 2 slopes of mouth core and orifice 12 inner wall collisions to take place.
During the in-service use, this peg 121 is parallel to the horizontal plane setting, and peg 121 installs when hanging groove 21 promptly, has also realized the stable location to mouth core 2, has guaranteed that mouth core 2 can not take place to rock the skew when moulding plastics.
In the present embodiment, the nozzle core 2 includes a core body 22 and an injection portion 23, the injection hole 12 includes a first mounting hole 111 and a second mounting hole 112, the width of the second mounting hole 112 is smaller than the width of the first mounting hole 111, and two ends of the second mounting hole 112 are respectively communicated with the first mounting hole 111 and the forming groove 11; the hanging pin 121 is installed on the inner sidewall of the second installation hole 112. The width of the second mounting hole 112 is smaller than that of the core 22, so that when the core 22 is mounted in the first mounting hole 111 and abuts against the inner bottom wall of the first mounting hole 111, the injection part 23 is mounted in the second mounting hole 112 and the hanging pin 121 is mounted in the hanging groove 21, and the stability of positioning of the nozzle core 2 is further ensured by the core 22 abutting against the first mounting hole 111 and the hanging pin 121 being mounted in the hanging groove 21.
Specifically, the number of the hanging pins 121 is two, the number of the hanging grooves 21 is two, the two hanging pins 121 are opposite to the inner side wall of the nozzle hole 12, the hanging pieces 24 are respectively arranged on the two sides of the nozzle core 2, and the hanging grooves 21 are arranged on the hanging pieces 24. The two hanging pins 121 are matched with the two hanging grooves 21, so that the stability and the balance of the nozzle core 2 are ensured.
Specifically, a positioning member 25 is disposed at a connection portion of the core 22 and the injection portion 23, and the positioning member 25 is configured to abut against an inner wall of the nozzle hole 12 to prevent the nozzle core 2 from shaking. The positioning element 25 is used to abut against the position where the first mounting hole 111 and the second mounting hole 112 are communicated (the position is necessarily shrunk because the width of the second mounting hole 112 is smaller than the width of the first mounting hole 111), so as to further ensure that the core 22 is not deviated or shaken after being mounted.
In the present embodiment, the core 22 is mounted in the nozzle hole 12 by a screw, so as to prevent the core 22 from being separated from the nozzle hole 12 by a large external force.
In this embodiment, the top of the body 1 is provided with a fixing hole 13, the fixing hole 13 is communicated with the top of the forming groove 11, and the fixing piece 3 is assembled in the fixing hole 13. The fixing member 3 is used to fix the body 1 to a corresponding part, thereby ensuring that the injection molding can be stably performed.
Specifically, along the length direction of the fixing part 3, the fixing part 3 is provided with an exhaust hole 31 in a penetrating manner, and the exhaust hole 31 is communicated with the forming groove 11; the air vent 31 is detachably provided with an air blocking piece 32. When the pressure inside the forming groove 11 is too high due to thermal expansion and cold contraction, the gas can be discharged in time through the gas exhaust hole 31, so that the gas is prevented from influencing the forming of the product.
The above description is only for the preferred embodiment of the present invention, and the present invention is not limited to the above description, and although the present invention is disclosed in the preferred embodiment, it is not limited to the above description, and any person skilled in the art can make some changes or modifications to equivalent embodiments without departing from the scope of the present invention, but all the technical solutions of the present invention are within the scope of the present invention.
Claims (7)
1. The utility model provides a hot runner nozzle convenient to installation, includes body and a plurality of mouth core, the body is provided with shaping groove and a plurality of orifice, the end of a plurality of orifice all with shaping groove intercommunication, the slope of mouth core install in the orifice and be used for to mould plastics its characterized in that in the shaping inslot: the inner side wall of the spray hole is provided with a hanging pin, and the nozzle core is provided with a hanging groove; when the nozzle core is arranged in the spray hole, the hanging pin is assembled in the hanging groove to realize the fixation of the nozzle core.
2. The hot runner nozzle that facilitates installation according to claim 1, wherein: the nozzle core comprises a core body and an injection part, the injection hole comprises a first mounting hole and a second mounting hole, the width of the second mounting hole is smaller than that of the first mounting hole, and two ends of the second mounting hole are respectively communicated with the first mounting hole and the forming groove; the hanging pin is arranged on the inner side wall of the second mounting hole; when the core body is arranged in the first mounting hole and abutted against the inner bottom wall of the first mounting hole, the injection part is arranged in the second mounting hole and the hanging pin is assembled in the hanging groove.
3. The hot runner nozzle of claim 1 or 2, for ease of installation, wherein: the quantity of hanging the round pin is two, and the quantity of hanging the groove is two, and two are hung the round pin and just set up, and the both sides of mouth core are provided with the pendant respectively, and the groove of hanging sets up in the pendant.
4. The hot runner nozzle that facilitates installation according to claim 2, wherein: the joint of the core body and the injection part is provided with a positioning piece, and the positioning piece is used for abutting against the inner wall of the injection hole so as to prevent the nozzle core from shaking.
5. The hot runner nozzle that facilitates installation according to claim 1, wherein: the core body is arranged in the spray hole through a screw.
6. The hot runner nozzle that facilitates installation according to claim 1, wherein: the top of body is provided with the fixed orifices, the fixed orifices with the top intercommunication in shaping groove, the downthehole mounting that is equipped with of fixed orifices.
7. The hot runner nozzle of claim 6, for ease of installation, wherein: along the length direction of the fixing piece, the fixing piece is provided with an exhaust hole in a penetrating mode, and the exhaust hole is used for being communicated with the forming groove; the exhaust hole is detachably provided with an air blocking piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922126688.9U CN211389966U (en) | 2019-11-28 | 2019-11-28 | Hot runner nozzle convenient to installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922126688.9U CN211389966U (en) | 2019-11-28 | 2019-11-28 | Hot runner nozzle convenient to installation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211389966U true CN211389966U (en) | 2020-09-01 |
Family
ID=72216108
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922126688.9U Active CN211389966U (en) | 2019-11-28 | 2019-11-28 | Hot runner nozzle convenient to installation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211389966U (en) |
-
2019
- 2019-11-28 CN CN201922126688.9U patent/CN211389966U/en active Active
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