CN214820658U - Heating device for injection mold - Google Patents
Heating device for injection mold Download PDFInfo
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- CN214820658U CN214820658U CN202023003167.3U CN202023003167U CN214820658U CN 214820658 U CN214820658 U CN 214820658U CN 202023003167 U CN202023003167 U CN 202023003167U CN 214820658 U CN214820658 U CN 214820658U
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- heating
- pouring
- pipe
- injection mold
- pouring pipe
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Abstract
The utility model relates to the technical field of heating of injection molds, in particular to a heating device for an injection mold, which comprises a raw material hot melting box, a motor, a worm, a pouring pipe and a heating assembly, wherein the front end of the pouring pipe is provided with a pouring gate, the rear end of the pouring pipe is provided with an installation port, the upper part of the rear end of the pouring pipe is provided with a feed port, the raw material hot melting box is connected with the feed port, the motor is arranged on the installation port of the rear end of the pouring pipe, the worm is arranged at the rear part in the pouring pipe and is in power connection with the motor, the heating assembly comprises a spiral heating wire and a heating plate, the heating wire is arranged on the pouring pipe in a surrounding manner, and the heating plate is arranged at the front part in the pouring pipe; this application adopts heating device can make raw and other materials heat supply heat preservation in pouring the intraductal to still realize further intensification heating through the hot plate before entering into injection mold, make the raw and other materials temperature that enters into behind the injection mold can not descend, thereby improve the quality of injection moulding product.
Description
Technical Field
The utility model belongs to the technical field of injection mold's heating technique and specifically relates to a heating device for be used for injection mold is related to.
Background
An injection mold is a tool for producing plastic products; and is also a tool for giving the plastic product complete structure and accurate dimension. Injection molding is a process used to mass produce parts of some complex shapes. Injecting the heated and melted plastic into a mold cavity at high pressure by an injection molding machine, and cooling and solidifying to obtain a formed product; the existing injection mold needs to inject raw materials through an injection molding machine in the injection molding process, and needs to convey the raw materials through a pipeline in the raw material injection process, and the existing pipeline has the problem that the injection molding quality is affected due to the fact that the pouring temperature is reduced due to the length of the pipeline at the position of a connecting port of the injection mold, so that a technical scheme is needed to be provided to solve the problem.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an it is not enough to overcome above-mentioned condition, aims at providing the technical scheme that can solve above-mentioned problem.
The utility model provides a heating device for injection mold, including former material hot melt case, including a motor, an end cap, a controller, and a cover plate, the worm, pour pipe and heating element, the front end of pouring the pipe is provided with the sprue gate, the rear end of pouring the pipe is provided with the installing port, the upper portion of pouring the pipe rear end is provided with the feed inlet, former material hot melt case is connected in the feed inlet, the motor is installed on the installing port of pouring the rear end of pipe, the worm sets up at the intraductal rear portion of pouring, the worm is connected with motor power, heating element includes spiral helicine heating wire and hot plate, the heating wire is around setting up on pouring the pipe, the anterior position in pouring the pipe is installed to the hot plate.
Preferably, the part of the pouring tube between the pouring opening and the feeding opening is provided with a cylindrical chamber surrounding the inside of the pouring tube, and the heating wire is arranged in the cylindrical chamber in a surrounding manner.
Preferably, a thermistor is arranged around the front position in the cylindrical chamber, and the heating plate is controlled by the thermistor.
Preferably, the hot plate is provided with four, and four hot plate evenly distributed are at the inner wall of pouring the pipe.
Preferably, the heating plate is triangular prism shape, and one of them face and the inner wall butt joint of pouring the pipe of heating plate, the side that two other side of heating plate correspond is close to the central line of pouring the pipe.
Preferably, the front and rear ends of the heating plate are provided with inclined surfaces for guiding the raw material, respectively.
Compared with the prior art, the beneficial effects of the utility model are that:
this application adopts heating device can make raw and other materials heat supply heat preservation in pouring the intraductal to still realize further intensification heating through the hot plate before entering into injection mold, make the raw and other materials temperature that enters into behind the injection mold can not descend, thereby improve the quality of injection moulding product.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic cross-sectional structure of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be understood that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Please refer to fig. 1-2, in an embodiment of the present invention, a heating device for injection mold, including raw material hot melting box 1, motor 2, 3, pour pipe 10 and heating element 20, the front end of pouring pipe 10 is provided with sprue gate 11, the rear end of pouring pipe 10 is provided with installing port 12, the upper portion of pouring pipe 10 rear end is provided with feed port 13, raw material hot melting box 1 is connected in feed port 13, motor 2 is installed on installing port 12 of pouring pipe 10's rear end, worm 3 sets up the rear portion in pouring pipe 10, worm 3 and motor 2 power connection, heating element 20 includes spiral helicine heating wire 21 and hot plate 22, heating wire 21 centers on the setting on pouring pipe 10, hot plate 22 installs the anterior position in pouring pipe 10.
In the technical means, the heating assembly 20 is arranged at the front position in the pouring pipe 10, when raw materials are hot-melted by the raw material hot melting box 1 and enter the pouring pipe 10, the motor 2 drives the worm 3 to push the raw materials forward, the raw materials are heated and insulated by the heating wire 21 in the pushing process, so that the raw materials are not cooled and the injection molding quality is not affected, when the raw materials enter the front position in the pouring pipe 10, the raw materials are further heated by the heating plate 22, and the raw materials entering the injection mold along a pouring opening can be ensured to be in a certain melting state; through the above-mentioned theory of operation, this application adopts heating device 20 can make raw and other materials heat supply heat preservation in pouring pipe 10 to still realize further intensification heating through hot plate 22 before entering into injection mold, make the raw and other materials temperature after entering into injection mold can not descend, thereby improve the quality of injection moulding product.
As further shown in fig. 2, the portion of the pouring tube 10 between the pouring opening and the feeding opening 13 is provided with a cylindrical chamber 14 surrounding the inside of the pouring tube 10, and the heating wires 21 are arranged in the cylindrical chamber 14; by providing the cylindrical chamber 14, the heating wire 21 can be reasonably installed, thereby providing heat for the raw material in the casting pipe 10.
As further shown in fig. 2, a thermistor 15 is arranged around the front end of the cylindrical cavity 14, the heating plate 22 is controlled by the thermistor 15, the thermistor 15 is arranged in the cylindrical cavity 14 close to the pouring opening, the temperature of the raw material before entering the injection mold is detected, when the detected temperature is higher than the preset temperature, the heating plate 22 is closed, when the first preset temperature is detected, the heating plate 22 is driven to supply heat to the raw material, and the temperature of the raw material entering the injection mold can be stably controlled.
As further shown in fig. 2, four heating plates 22 are provided, and the four heating plates 22 are uniformly distributed on the inner wall of the casting tube 10, so that the raw material flowing to the heating plates 22 can be heated quickly by the four heating plates 22.
Further as shown in fig. 2, the heating plate 22 is triangular prism-shaped, one of the surfaces of the heating plate 22 is butted with the inner wall of the casting tube 10, and the side edges corresponding to the other two side surfaces of the heating plate 22 are close to the central line of the casting tube 10.
As shown in fig. 2, the front and rear ends of the heating plate 22 are provided with inclined surfaces 23 for guiding the material, respectively, so that the material flowing toward the heating plate 22 is not caught between the heating plate 22 and the inner wall of the casting pipe 10.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Claims (6)
1. The utility model provides a heating device for be used for injection mold, a serial communication port, including former material hot melt case, including a motor, an end cap, a controller, and a cover plate, the worm, pour pipe and heating element, the front end of pouring the pipe is provided with the sprue gate, the rear end of pouring the pipe is provided with the installing port, the upper portion of pouring the pipe rear end is provided with the feed port, former material hot melt case is connected in the feed port, the motor is installed on the installing port of the rear end of pouring the pipe, the worm sets up at the intraductal rear portion of pouring, the worm is connected with motor power, heating element includes spiral helicine heating wire and hot plate, the heating wire is around setting up on pouring the pipe, the anterior position of hot plate installation in pouring the pipe.
2. A heating apparatus for an injection mold according to claim 1, wherein a portion of the casting pipe between the casting port and the supply port is provided with a cylindrical chamber around an inside of the casting pipe, and the heating wire is provided around the cylindrical chamber.
3. A heating apparatus for an injection mold according to claim 1, wherein a thermistor is provided around a front position in the cylindrical chamber, and the heating plate is controlled by the thermistor.
4. The heating device for the injection mold according to claim 1, wherein four heating plates are provided, and the four heating plates are uniformly distributed on the inner wall of the casting tube.
5. A heating unit for injection mould according to claim 4, characterized in that the heating plate is triangular prism shaped, one of the faces of the heating plate is butted against the inner wall of the casting tube, and the corresponding side edges of the other two sides of the heating plate are close to the center line of the casting tube.
6. A heating apparatus for an injection mold according to claim 5, wherein front and rear ends of the heating plate are provided with inclined surfaces for guiding the raw material, respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023003167.3U CN214820658U (en) | 2020-12-15 | 2020-12-15 | Heating device for injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023003167.3U CN214820658U (en) | 2020-12-15 | 2020-12-15 | Heating device for injection mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214820658U true CN214820658U (en) | 2021-11-23 |
Family
ID=78802961
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023003167.3U Active CN214820658U (en) | 2020-12-15 | 2020-12-15 | Heating device for injection mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214820658U (en) |
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2020
- 2020-12-15 CN CN202023003167.3U patent/CN214820658U/en active Active
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