CN217597674U - Nozzle for injection molding machine - Google Patents
Nozzle for injection molding machine Download PDFInfo
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- CN217597674U CN217597674U CN202221874192.5U CN202221874192U CN217597674U CN 217597674 U CN217597674 U CN 217597674U CN 202221874192 U CN202221874192 U CN 202221874192U CN 217597674 U CN217597674 U CN 217597674U
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- nozzle
- injection molding
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- ring
- spring
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Abstract
The utility model discloses a nozzle for injection molding machine relates to injection molding machine technical field, including the nozzle body, the semi-cylindrical shell is all installed to the outer wall both sides of nozzle body, and has the electric heat piece to imbed between semi-cylindrical shell and the nozzle body. The utility model discloses in, be provided with the limit ring, the loose collar, the guide body, spring and electric heat piece, when carrying out injection molding work, the power line of switch-on electric heat piece preheats the work to the nozzle body, and, carry out heat conduction through the spring, then the guide body is under the impulsive force that hot melt material was poured into, the ball of cooperation loose collar and outer wall shifts out in the nozzle body, the spring is compressed the energy storage simultaneously, when the hot melt material of pause was poured into, the spring reconversion, promote loose collar and guide body and carry out reverse movement, make the whole being heated of guide body even, avoid hot melt material to meet the problem that the condensation caused the jam nozzle admittedly at nozzle tip, and practiced thrift power consumption, need not the continuous heating, in order to guarantee that the melt spout is not solidified.
Description
Technical Field
The utility model relates to an injection molding machine technical field especially relates to a nozzle for injection molding machine.
Background
An injection molding machine is a main molding device for manufacturing thermoplastic plastics or thermosetting plastics into plastic products with various shapes by using a plastic molding mold, generally comprises a plastic injection molding device consisting of a plasticizing system, an injection system, a mold closing system, a transmission system and the like, can heat the plastics and apply high pressure to the molten plastics to inject the molten plastics to fill a mold cavity of the mold, a feeding mechanism of the injection molding machine generally comprises a hopper and a nozzle assembly, and a nozzle sprays injection molding materials into the mold cavity to form a product.
The utility model discloses a nozzle for injection molding machine is disclosed in chinese utility model patent application publication CN201921638754.4, this nozzle for injection molding machine has solved when moulding plastics, hot melt is in getting into cold spraying chamber, easy cooling solidifies and causes the nozzle to block up and the electric heat piece installation is placed the technology complicacy, it is troublesome to maintain, cost of maintenance and maintenance time scheduling problem have been increased, however, this nozzle for injection molding machine's electric heat piece, only the hot melt heating effect of the guide body internal heat of installation position is better, its melt that is close to the spout still has the cooling solidification phenomenon, need to heat the electric heat piece continuously and heat up, in order to guarantee that the spout melt is not solidified, greatly increased the electric power energy consumption.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the electric heat piece of current nozzle for injection molding machine, only the interior hot melt heating effect of guide body at installation position is better, and its melt that is close to the spout still has the cooling solidification phenomenon, needs to heat the electric heat piece continuously and intensifies to guarantee that the spout melt is not solidified, greatly increased the shortcoming of electric power energy consumption, and the nozzle for injection molding machine that provides.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a nozzle for an injection molding machine, comprising:
the nozzle comprises a nozzle body, wherein semi-cylindrical shells are respectively arranged on two sides of the outer wall of the nozzle body, an electric heating block is embedded between each semi-cylindrical shell and the nozzle body, one end of the nozzle body is connected with a nozzle shell, a conical nozzle is arranged on the inner ring of the nozzle shell, and a conical opening of the conical nozzle is connected with a scraping blade;
the movable ring, the movable ring is installed in the inside of nozzle body, and the outer wall of movable ring inlays and has the ball, the annular mouth of one end of movable ring is connected with the guide body, and the outer wall of guide body has cup jointed the spring, the one end of spring is connected with the outside of movable ring, and the other end of spring is provided with the limit ring, the outer wall of limit ring is connected with the inner wall of nozzle body, the other end annular mouth of movable ring is connected with the feeding body.
Preferably, the semi-cylindrical shell and the nozzle tube body form a detachable structure through a nut, and a groove is formed in the inner wall of the semi-cylindrical shell.
Preferably, the limiting ring is fixedly connected with the nozzle tube body, the inner diameter of the limiting ring is equal to the outer diameter of the material guide tube body, and the outer part of the limiting ring is in contact with one end of the spring.
Preferably, the movable ring and the nozzle pipe body form an elastic structure through a spring, and the movable ring is communicated with the material guide pipe body and the material feeding pipe body.
Preferably, the nozzle housing has a shape conforming to the nozzle shape of the nozzle body.
Preferably, the ball passes through the cell body and constitutes the rolling structure with the movable ring, and the outer wall of ball contacts with the inner wall of nozzle body.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
1. the utility model discloses in, be provided with the limit ring, the loose collar, the guide body, spring and electric heat piece, when carrying out injection molding work, the power line of switch-on electric heat piece preheats the work to the nozzle body, and, carry out heat conduction through the spring, then the guide body is under the impulsive force that hot melt material was poured into, the ball of cooperation loose collar and outer wall shifts out in the nozzle body, the spring is compressed the energy storage simultaneously, when the hot melt material of pause was poured into, the spring reconversion, promote loose collar and guide body and carry out reverse movement, make the whole being heated of guide body even, avoid hot melt material to meet the problem that the condensation caused the jam nozzle admittedly at nozzle tip, and practiced thrift power consumption, need not the continuous heating, in order to guarantee that the melt spout is not solidified.
Drawings
FIG. 1 is a schematic view of the internal structure of the utility model;
FIG. 2 is a schematic view of the internal structure of the nozzle housing according to the present invention;
fig. 3 is an enlarged schematic view of the position a of the present invention.
Illustration of the drawings:
1. a semi-cylindrical housing; 2. an electric heating block; 3. a nozzle body; 4. a material guide pipe body; 5. a confinement ring; 6. a movable ring; 7. a feeding pipe body; 8. a spring; 9. a nozzle housing; 10. a conical mouth; 11. scraping a blade; 12. and a ball.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-3, a nozzle for an injection molding machine includes a nozzle tube 3, a semi-cylindrical shell 1 is installed on both sides of an outer wall of the nozzle tube 3, an electric heating block 2 is embedded between the semi-cylindrical shell 1 and the nozzle tube 3, the semi-cylindrical shell 1 and the nozzle tube 3 form a detachable structure through a nut, and an inner wall of the semi-cylindrical shell 1 is provided with a groove, a power cord penetrates through one end of the semi-cylindrical shell 1, and one end of the power cord is connected with one end of the power cord, the semi-cylindrical shell 1 can be detached from the nozzle tube 3 quickly by operating the nut, the electric heating block 2 in the groove of the semi-cylindrical shell 1 is replaced, one end of the nozzle tube 3 is connected with a nozzle shell 9, and an inner ring of the nozzle shell 9 is provided with a conical nozzle 10, the shape of the nozzle shell 9 is consistent with the shape of the nozzle tube 3, so that when the nozzle at one end of the nozzle tube 3 enters or exits the nozzle shell 9, the conical nozzle 10 and 11 of the nozzle shell 9 are matched, the outer part of the nozzle shell 9, scraping operation of a hot melt scraper is performed outside the nozzle of the entering or exiting nozzle tube 3, thereby preventing the nozzle at one end of the nozzle tube 4 from carrying hot melt from entering the nozzle tube 3, and affecting the subsequent smooth nozzle of the nozzle tube 4, and the nozzle 11;
a movable ring 6, the movable ring 6 is installed inside the nozzle tube 3, and the outer wall of the movable ring 6 is embedded with balls 12, the movable ring 6 forms an elastic structure with the nozzle tube 3 through a spring 8, and the movable ring 6 is in a communicated state with the guide tube 4, the feeding tube 7 enters the guide tube 4 through the feeding tube 7, so that the impact of material injection molding drives the guide tube 4 to cooperate with the movable ring 6, and moves in the nozzle tube 3, the extrusion spring 8 stores energy, then, when the hot melt stops outputting, the impact is reduced, and then the spring 8 recovers to its original state, the movable ring 6 is pushed to move in the reverse direction of the nozzle tube 3, so that the nozzle of the guide tube 4 enters the nozzle tube 3, the nozzle is preheated through an electric heating block 2, so that the whole of the guide tube 4 is heated uniformly, the problem that the nozzle is blocked due to the condensation at the end of the nozzle is avoided, the balls 12 form a rolling structure with the movable ring 6 through a groove body, and the outer wall of the ball 12 contacts with the inner wall of the nozzle tube 3, through the arrangement of the ball 12, the movable ring 6, the sliding efficiency of the movable ring 6 and the nozzle 5, and the nozzle 5 are connected with the outer wall of the nozzle, and the nozzle 5 is arranged at one end of the nozzle is fixed at the outer wall of the nozzle, and the nozzle 5, and the nozzle is connected with the nozzle, and the nozzle, one end of the nozzle is connected with the movable ring 4, and the nozzle 5, the injection molding work is smoothly completed, the outer wall of the limiting ring 5 is connected with the inner wall of the nozzle pipe body 3, and the annular opening at the other end of the movable ring 6 is connected with the feeding pipe body 7.
The working principle is as follows: when the hot melt injection molding machine is used, hot melt sprayed out of an injection molding machine is injected into the communicated guide tube body 4 through the feeding tube body 7, then a nozzle at one end of the guide tube body 4 is matched with the impulse force of the hot melt and matched with the movable ring 6 and the balls 12, the hot melt is moved in the nozzle tube body 3 and extends out of the nozzle shell 9 through the conical nozzle 10 and the scraping piece 11, injection molding is carried out, meanwhile, the spring 8 is compressed to store energy, when the hot melt stops outputting, the impulse force is reduced, then the spring 8 is restored to the original state and pushes the movable ring 6 to move reversely in the nozzle tube body 3, so that the nozzle of the guide tube body 4 enters the nozzle tube body 3, the electric heating block 2 is used for preheating, the whole guide tube body 4 can be uniformly heated, the problem that the hot melt meets the condensation at the end part of the nozzle to block the nozzle is avoided, finally, when the nozzle at one end of the guide tube body 4 enters the nozzle tube body 3 through the conical nozzle 10 and the scraping piece 11, external residual material scraping work is carried out, and the residual material is avoided from entering the nozzle tube body 3, and subsequent injection molding work is smoothly carried out.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. A nozzle for an injection molding machine, comprising:
the nozzle comprises a nozzle body (3), wherein semi-cylindrical shells (1) are respectively installed on two sides of the outer wall of the nozzle body (3), an electric heating block (2) is embedded between each semi-cylindrical shell (1) and the nozzle body (3), one end of the nozzle body (3) is connected with a nozzle shell (9), a conical nozzle (10) is arranged on the inner ring of the nozzle shell (9), and a scraping blade (11) is connected to a conical opening of the conical nozzle (10);
activity ring (6), install in the inside of nozzle body (3) activity ring (6), and the outer wall of activity ring (6) inlays and has ball (12), the one end annular mouth of activity ring (6) is connected with guide body (4), and the outer wall of guide body (4) has cup jointed spring (8), the one end of spring (8) is connected with the outside of activity ring (6), and the other end of spring (8) is provided with limit ring (5), the outer wall of limit ring (5) is connected with the inner wall of nozzle body (3), the other end annular mouth of activity ring (6) is connected with feeding body (7).
2. A nozzle for an injection molding machine as claimed in claim 1, wherein: the semi-cylindrical shell (1) and the nozzle pipe body (3) form a detachable structure through a nut, and a groove is formed in the inner wall of the semi-cylindrical shell (1).
3. The nozzle of claim 1, wherein: the limiting ring (5) is fixedly connected with the nozzle pipe body (3), the inner diameter of the limiting ring (5) is equal to the outer diameter of the material guide pipe body (4), and the outer part of the limiting ring (5) is in contact with one end of the spring (8).
4. A nozzle for an injection molding machine as claimed in claim 1, wherein: the movable ring (6) and the nozzle pipe body (3) form an elastic structure through a spring (8), and the movable ring (6) is communicated with the material guide pipe body (4) and the feeding pipe body (7).
5. The nozzle of claim 1, wherein: the shape of the nozzle shell (9) is consistent with the shape of the nozzle tube body (3).
6. A nozzle for an injection molding machine as claimed in claim 1, wherein: the ball (12) and the movable ring (6) form a rolling structure through the groove body, and the outer wall of the ball (12) is in contact with the inner wall of the nozzle pipe body (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221874192.5U CN217597674U (en) | 2022-07-20 | 2022-07-20 | Nozzle for injection molding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221874192.5U CN217597674U (en) | 2022-07-20 | 2022-07-20 | Nozzle for injection molding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217597674U true CN217597674U (en) | 2022-10-18 |
Family
ID=83592486
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221874192.5U Active CN217597674U (en) | 2022-07-20 | 2022-07-20 | Nozzle for injection molding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217597674U (en) |
-
2022
- 2022-07-20 CN CN202221874192.5U patent/CN217597674U/en active Active
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