CN211138030U - Injection molding machine heating economizer - Google Patents
Injection molding machine heating economizer Download PDFInfo
- Publication number
- CN211138030U CN211138030U CN201922060517.0U CN201922060517U CN211138030U CN 211138030 U CN211138030 U CN 211138030U CN 201922060517 U CN201922060517 U CN 201922060517U CN 211138030 U CN211138030 U CN 211138030U
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- injection molding
- molding machine
- heating
- sleeve
- air
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 86
- 238000001746 injection moulding Methods 0.000 title claims abstract description 70
- 239000002918 waste heat Substances 0.000 claims abstract description 48
- 238000011084 recovery Methods 0.000 claims abstract description 38
- 238000003756 stirring Methods 0.000 claims description 21
- 238000001816 cooling Methods 0.000 claims description 12
- 238000005485 electric heating Methods 0.000 claims description 5
- 238000002347 injection Methods 0.000 claims description 4
- 239000007924 injection Substances 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- 238000005265 energy consumption Methods 0.000 abstract description 7
- 239000007789 gas Substances 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 19
- 239000000463 material Substances 0.000 description 16
- 238000012986 modification Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 230000014759 maintenance of location Effects 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- 230000003014 reinforcing effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000010137 moulding (plastic) Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model belongs to the technical field of injection molding machines, in particular to an injection molding machine heating energy-saving device, which comprises an injection molding machine body, wherein a feeding device is arranged on the injection molding machine body, a heating sleeve is wrapped outside the injection molding machine body, a hollow heating cavity is arranged in a screw, and an oil inlet of the hollow heating cavity is connected with an oil outlet of the injection molding machine heating sleeve through a pipeline; the outer parcel of feeding device is provided with preheating sleeve, and the outer parcel of heating jacket is provided with the waste heat recovery cover, and the gas outlet of waste heat recovery cover is connected with the air inlet of feeding device preheating sleeve through the pipeline. The device can effectively reduce the energy consumption of the heating of the injection molding machine, and can also make full use of the waste heat generated by the heating system of the injection molding machine in the production operation process, thereby reducing the production cost.
Description
Technical Field
The utility model belongs to the technical field of the injection molding machine device, especially, relate to an injection molding machine heating economizer.
Background
An injection molding machine, also known as an injection molding machine or an injection molding machine, is a main molding device for manufacturing thermoplastic plastics or thermosetting plastics into plastic products of various shapes by using a plastic molding mold, and is divided into a vertical type, a horizontal type and a full-electric type. The injection molding machine can heat the plastic, apply high pressure to the molten plastic, and inject it to fill the mold cavity. The heating system of the injection molding machine is used for heating the charging barrel and the injection nozzle, the charging barrel of the injection molding machine generally adopts an electric heating ring as a heating device, the heating device is arranged outside the charging barrel, the thermocouple is used for segmented detection, and heat is conducted through the barrel wall to provide a heat source for material plasticization.
However, the heating device of the injection molding machine in the prior art has the defect of high energy consumption, and does not meet the current green production requirement of energy conservation and consumption reduction. Secondly, the heating system of the injection molding machine can generate a large amount of waste heat in the production operation process, but the waste heat is not fully utilized in the prior art, so that the energy is wasted.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an injection molding machine heating economizer, the device can effectively reduce the energy consumption of injection molding machine heating, but also the waste heat that the heating system that can also make full use of injection molding machine produced in production operation process, reduction in production cost.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
an injection molding machine heating energy-saving device comprises an injection molding machine body, wherein a screw is arranged in the injection molding machine body, a feeding device is arranged on the injection molding machine body, a heating sleeve is wrapped outside the injection molding machine body, an electric heating wire and heating oil are arranged in the heating sleeve, a hollow heating cavity is arranged in the screw, and an oil inlet of the hollow heating cavity is connected with an oil outlet of the injection molding machine heating sleeve through a pipeline, so that the uniform heating of materials can be ensured; the feeding device is externally wrapped with a preheating sleeve, a plurality of air baffle plates are arranged in the preheating sleeve in a staggered mode, the air baffle plates have the effect of stopping baffle flow for air flow, the air retention time can be prolonged, and the heat exchange effect is enhanced; the heating jacket wraps up outward and is provided with the waste heat recovery cover, and the air in the waste heat recovery cover can be retrieved the waste heat that the heating jacket produced outward, crisscross a plurality of air baffling boards that are provided with in the waste heat recovery cover, and the air baffling board plays the effect that blocks the baffling to the flow of air, can prolong the time that the air dwells, reinforcing heat transfer effect, be provided with air inlet and gas outlet on the waste heat recovery cover, the gas outlet of waste heat recovery cover is passed through the pipeline and is connected with the air inlet of feeding device preheating cover, and the air that is heated in the waste heat recovery cover can preheat the material in the feeding device, reduces the energy that the material heating consumes, plays the effect that reduces.
Preferably, temperature sensors are arranged in the heating sleeve of the injection molding machine body and the hollow heating cavity of the screw rod, so that the temperature can be monitored at any time.
Preferably, the air baffle plate is obliquely arranged along the air flowing direction, so that a certain flow guide effect is achieved.
Preferably, a cooling jacket is arranged at the injection port at the tail of the injection molding machine body, an air inlet of the cooling jacket is communicated with the outside air through a fan, an air outlet of the cooling jacket is connected with an air inlet of the waste heat recovery jacket through a pipeline, and after heat exchange is carried out between the air in the cooling jacket and the injection port, the heated air enters the waste heat recovery jacket again to recycle the waste heat.
Preferably, the heat-insulating layers are arranged outside the waste heat recovery sleeve and the feeding device preheating sleeve, so that heat loss is prevented.
Preferably, a stirring device is further arranged in the feeding device and comprises a stirring motor and a stirring rod, and stirring blades are arranged on the stirring rod to enable the materials to be heated uniformly.
Preferably, the stirring rod is of a hollow structure, and an air inlet on the stirring rod is connected with an air outlet of the waste heat recovery sleeve through a pipeline, so that materials can be uniformly heated.
Preferably, the top of the feeding device is also provided with an air pressurizing opening, so that the materials can flow out through air pressurization to prevent blockage.
Advantageous effects
The utility model discloses an injection molding machine heating economizer, the device can effectively reduce the energy consumption of injection molding machine heating, but also the waste heat that the heating system that can also make full use of injection molding machine produced in production operation process, reduction in production cost.
Drawings
FIG. 1 is a schematic structural diagram of a heating energy-saving device of an injection molding machine according to embodiment 1 of the present patent;
FIG. 2 is a schematic structural diagram of a heating energy-saving device of the injection molding machine according to embodiment 2 of the patent;
in the figure, 1: a screw; 2: a feeding device; 3: heating a jacket; 4: a hollow heating cavity; 5: an oil inlet of the hollow heating cavity; 6: an oil outlet of the heating jacket of the injection molding machine; 7: preheating a sleeve; 8: an air baffle; 9: a waste heat recovery sleeve; 10: an air inlet of the waste heat recovery sleeve; 11: an exhaust port of the waste heat recovery sleeve; 12: an air inlet of the preheating sleeve of the feeding device; 13: a cooling jacket; 14: a stirring motor; 15: a stirring rod; 16: an air inlet on the stirring rod; 17: an air pressurization port; 18: and (4) a valve.
Detailed Description
Hereinafter, the present invention will be described in detail. Before the description is made, it should be understood that the terms used in the present specification and the appended claims should not be construed as limited to general and dictionary meanings, but interpreted based on the meanings and concepts corresponding to technical aspects of the present invention on the basis of the principle that the utility model appropriately defines the terms for the best explanation. Accordingly, the description proposed herein is just a preferable example for the purpose of illustrations only, not intended to limit the scope of the invention, so it should be understood that other equivalents and modifications could be made thereto without departing from the spirit and scope of the invention.
The following examples are given by way of illustration of embodiments of the invention and are not intended to limit the invention, and those skilled in the art will appreciate that modifications within the scope of the invention do not depart from the spirit and scope of the invention.
Example 1
As shown in fig. 1, an injection molding machine heating energy-saving device comprises an injection molding machine body, wherein a screw rod 1 is arranged in the injection molding machine body, a feeding device 2 is arranged on the injection molding machine body, a heating sleeve 3 is wrapped outside the injection molding machine body, an electric heating wire and heating oil are arranged in the heating sleeve, a hollow heating cavity 4 is arranged in the screw rod, an oil inlet 5 of the hollow heating cavity is connected with an oil outlet 6 of the injection molding machine heating sleeve through a pipeline, and uniform material heating can be guaranteed; the feeding device is externally wrapped with a preheating sleeve 7, a plurality of air baffle plates 8 are arranged in the preheating sleeve in a staggered mode, the air baffle plates have the effect of stopping and baffling the flow of air, the air retention time can be prolonged, and the heat exchange effect is enhanced; the outer parcel of heating jacket is provided with waste heat recovery cover 9, and the air in the waste heat recovery cover can be retrieved the waste heat that the heating jacket produced outward, crisscross a plurality of air baffling boards 8 that are provided with in the waste heat recovery cover, and the air baffling board plays the effect that blocks the baffling to the flow of air, can prolong the time that the air stayed, reinforcing heat transfer effect, be provided with air inlet 10 and gas outlet 11 on the waste heat recovery cover, the gas outlet of waste heat recovery cover is passed through the pipeline and is connected with the air inlet 12 of feeding device preheating cover, and the air that is heated in the waste heat recovery cover can preheat the material in the feeding device, reduces the energy that the material heating consumes, plays the effect that reduces the energy consumption.
Temperature sensors are arranged in the heating sleeve of the injection molding machine body and the hollow heating cavity of the screw rod, and the temperature can be monitored at any time. The air baffle plates are obliquely arranged along the air flowing direction, so that a certain flow guide effect is achieved.
Example 2
As shown in fig. 2, the heating energy-saving device for the injection molding machine comprises an injection molding machine body, wherein a screw rod 1 is arranged in the injection molding machine body, a feeding device 2 is arranged on the injection molding machine body, a heating sleeve 3 is wrapped outside the injection molding machine body, an electric heating wire and heating oil are arranged in the heating sleeve, a hollow heating cavity 4 is arranged in the screw rod, an oil inlet 5 of the hollow heating cavity is connected with an oil outlet 6 of the injection molding machine heating sleeve through a pipeline, and uniform heating of materials can be guaranteed; the feeding device is externally wrapped with a preheating sleeve 7, a plurality of air baffle plates 8 are arranged in the preheating sleeve in a staggered mode, the air baffle plates have the effect of stopping and baffling the flow of air, the air retention time can be prolonged, and the heat exchange effect is enhanced; the outer parcel of heating jacket is provided with waste heat recovery cover 9, and the air in the waste heat recovery cover can be retrieved the waste heat that the heating jacket produced outward, crisscross a plurality of air baffling boards 8 that are provided with in the waste heat recovery cover, and the air baffling board plays the effect that blocks the baffling to the flow of air, can prolong the time that the air stayed, reinforcing heat transfer effect, be provided with air inlet 10 and gas outlet 11 on the waste heat recovery cover, the gas outlet of waste heat recovery cover is passed through the pipeline and is connected with the air inlet 12 of feeding device preheating cover, and the air that is heated in the waste heat recovery cover can preheat the material in the feeding device, reduces the energy that the material heating consumes, plays the effect that reduces the energy consumption.
Temperature sensors are arranged in the heating sleeve of the injection molding machine body and the hollow heating cavity of the screw rod, and the temperature can be monitored at any time. The air baffle plates are obliquely arranged along the air flowing direction, so that a certain flow guide effect is achieved.
The injection molding machine is characterized in that a cooling sleeve 13 is arranged at an injection molding port at the tail of the injection molding machine body, an air inlet of the cooling sleeve is communicated with the outside air through a fan, an air outlet of the cooling sleeve is connected with an air inlet of the waste heat recovery sleeve through a pipeline, and after heat exchange is carried out between the air in the cooling sleeve and the injection molding port, the heated air enters the waste heat recovery sleeve again to recycle the waste heat.
And heat insulation layers are arranged outside the waste heat recovery sleeve and the feeding device preheating sleeve, so that heat loss is prevented.
Still be provided with agitating unit in the feeding device, agitating unit includes agitator motor 14 and puddler 15, be provided with stirring vane on the puddler, make the material thermally equivalent.
The stirring rod is of a hollow structure, and an air inlet 16 on the stirring rod is connected with an air outlet of the waste heat recovery sleeve through a pipeline, so that materials can be uniformly heated.
The top of the feeding device is also provided with an air pressurizing port 17, so that materials can flow out through air pressurization to prevent blockage.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or that equivalents may be substituted for elements thereof; such modifications and substitutions do not depart from the spirit and scope of the present invention, which is claimed.
Claims (8)
1. The utility model provides an injection molding machine heating economizer, includes the injection molding machine body, this internal screw rod that is provided with of injection molding machine, be provided with feeding device on the injection molding machine body, the outer parcel of injection molding machine body is provided with the heating jacket, be provided with electric heating wire and heating oil in the heating jacket, its characterized in that: a hollow heating cavity is arranged in the screw, and an oil inlet of the hollow heating cavity is connected with an oil outlet of a heating sleeve of the injection molding machine through a pipeline; the feeding device is externally wrapped with a preheating sleeve, and a plurality of air baffle plates are arranged in the preheating sleeve in a staggered manner; the heating device is characterized in that a waste heat recovery sleeve is wrapped outside the heating sleeve, a plurality of air baffle plates are arranged in the waste heat recovery sleeve in a staggered mode, an air inlet and an air outlet are formed in the waste heat recovery sleeve, and the air outlet of the waste heat recovery sleeve is connected with the air inlet of the preheating sleeve of the feeding device through a pipeline.
2. The heating energy-saving device of the injection molding machine according to claim 1, wherein temperature sensors are arranged in the heating sleeve of the injection molding machine body and the hollow heating cavity of the screw.
3. The heating and energy-saving device for the injection molding machine as claimed in claim 1, wherein the air baffle is arranged obliquely in the direction of air flow.
4. The heating energy-saving device for the injection molding machine as claimed in claim 1, wherein a cooling jacket is arranged at the injection port at the tail of the injection molding machine body, an air inlet of the cooling jacket is communicated with the outside air through a fan, and an air outlet of the cooling jacket is connected with an air inlet of the waste heat recovery jacket through a pipeline.
5. The heating energy-saving device of the injection molding machine as claimed in claim 1, wherein the waste heat recovery sleeve and the preheating sleeve of the feeding device are provided with insulating layers.
6. The heating energy-saving device of the injection molding machine as claimed in claim 1, wherein a stirring device is further arranged in the feeding device, the stirring device comprises a stirring motor and a stirring rod, and stirring blades are arranged on the stirring rod.
7. The heating energy-saving device of the injection molding machine as claimed in claim 6, wherein the stirring rod is of a hollow structure, and an air inlet on the stirring rod is connected with an air outlet of the waste heat recovery sleeve through a pipeline.
8. The heating energy-saving device for the injection molding machine as claimed in claim 1, wherein the top of the feeding device is further provided with an air pressurizing port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922060517.0U CN211138030U (en) | 2019-11-26 | 2019-11-26 | Injection molding machine heating economizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922060517.0U CN211138030U (en) | 2019-11-26 | 2019-11-26 | Injection molding machine heating economizer |
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| Publication Number | Publication Date |
|---|---|
| CN211138030U true CN211138030U (en) | 2020-07-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922060517.0U Active CN211138030U (en) | 2019-11-26 | 2019-11-26 | Injection molding machine heating economizer |
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| Country | Link |
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| CN (1) | CN211138030U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112476837A (en) * | 2020-12-04 | 2021-03-12 | 河北来利翼腾塑胶制造有限公司 | PVC raw materials adds heat-pressure and melts device |
-
2019
- 2019-11-26 CN CN201922060517.0U patent/CN211138030U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112476837A (en) * | 2020-12-04 | 2021-03-12 | 河北来利翼腾塑胶制造有限公司 | PVC raw materials adds heat-pressure and melts device |
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