CN210880815U - Single-screw extrusion circulating heating device - Google Patents
Single-screw extrusion circulating heating device Download PDFInfo
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- CN210880815U CN210880815U CN201920674169.3U CN201920674169U CN210880815U CN 210880815 U CN210880815 U CN 210880815U CN 201920674169 U CN201920674169 U CN 201920674169U CN 210880815 U CN210880815 U CN 210880815U
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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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Abstract
A single-screw extrusion circulating heating device comprises a gun barrel and an oil temperature machine, and is characterized in that the gun barrel is provided with a sealing shell which is fixedly welded, and the sealing shell and the outer wall of the gun barrel form a cavity; an oil inlet nozzle is arranged below one end of the sealing shell, which is positioned at the material inlet, and an oil outlet nozzle is arranged above the other end of the sealing shell; the outer sides of the oil inlet nozzle and the oil outlet nozzle are provided with screw threads which are spirally and fixedly connected with an oil guide pipe; the other side of the oil guide pipe is fixedly connected with the oil temperature machine in a spiral mode; the oil guide pipe is connected with an oil outlet nozzle of the sealing shell and an oil inlet hole of the oil temperature machine, and the other oil guide pipe is connected with the oil inlet nozzle of the sealing shell and the oil outlet hole of the oil temperature machine; the oil inlet hole and the oil outlet hole of the oil temperature machine are connected with each other in a pipeline in the oil temperature machine; an oil outlet of the oil temperature machine is provided with an oil pump; compared with the prior art, the device transfers the heat that the big gun nozzle gived off and uses the raw materials heating of pan feeding mouth end, need not give the barrel electrical heating all the time, can not waste yet the accumulational heat of big gun nozzle end to a great extent and saved the energy.
Description
Technical Field
The utility model relates to a plastics field of making specifically is a single screw rod extrusion circulation heating device.
Background
The feeding gun barrel consisting of the screw rods is widely applied in the field of plastic manufacturing, most gun barrels need to be heated by the electric heating rings arranged on the outer rings, however, the plastic heated by the electric heating rings generates excessive heat in the compression section of the gun barrel due to plastic extrusion and screw rod friction, and the overheated plastic is not suitable for manufacturing, so that a heat dissipation device needs to be arranged at the tail end, the heat dissipation device can be used for greatly heating the plastic to increase the electricity consumption load, and the heat dissipation device can be used for dissipating the heat to cause waste.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a single screw rod extrusion circulation heating device is provided, the problem of proposing in the above-mentioned background art can effectively be solved.
In order to solve the above problems, the utility model adopts the following technical proposal: a single-screw extrusion circulating heating device comprises a gun barrel and an oil temperature machine, and is characterized in that a feeding opening is formed in one end of the gun barrel and is fixedly connected with a feeding funnel; the gun barrel is provided with a cylindrical cavity which penetrates through the feeding port and the gun nozzle; the gun nozzle is provided with a through hole; a screw shaft is arranged in the cavity and rotatably sleeved; the screw is provided with threads; the tail end of the screw penetrates through the gun barrel and is rotationally connected with a motor shaft; the gun barrel is provided with a sealing shell which is fixedly welded, and the sealing shell and the outer wall of the gun barrel form a cavity; an oil inlet nozzle is arranged below one end of the sealing shell, which is positioned at the material inlet, and an oil outlet nozzle is arranged above the other end of the sealing shell; the outer sides of the oil inlet nozzle and the oil outlet nozzle are provided with screw threads which are spirally and fixedly connected with an oil guide pipe; the other side of the oil guide pipe is fixedly connected with the oil temperature machine in a spiral mode; the oil guide pipe is connected with an oil outlet nozzle of the sealing shell and an oil inlet hole of the oil temperature machine, and the other oil guide pipe is connected with the oil inlet nozzle of the sealing shell and the oil outlet hole of the oil temperature machine; the oil inlet hole and the oil outlet hole of the oil temperature machine are connected with each other in a pipeline in the oil temperature machine; temperature sensors are arranged at an oil inlet and an oil outlet in a pipeline of the oil temperature machine; the temperature sensor is electrically connected with the main control board; an oil outlet of the oil temperature machine is provided with an oil pump; the heating module is arranged in the middle of the inner side of the oil temperature machine pipeline, and a water pipe is arranged outside the oil temperature machine pipeline to surround the oil temperature machine pipeline; the water pipe is provided with an electromagnetic valve, and the electromagnetic valve is electrically connected with the main control board; the water pipe forms a pipeline loop with the water pump and the water tower to be fixedly connected.
As a further preferred scheme of the utility model, the screw thread of screw rod is more and more intensive from the pan feeding mouth to big gun mouth end.
As a further preferred scheme of the utility model, the sealed shell outside is equipped with the cotton parcel of heat preservation.
As a further preferred scheme of the utility model, it is copper nozzle to go into glib talker, income oilhole, oil outlet.
As a further preferred scheme of the utility model, lead oil pipe and weave the pipe for stainless steel bellows or steel wire.
As a further preferred scheme of the utility model, it is equipped with the cotton parcel of heat preservation to lead the oil pipe outside.
As a further preferred scheme of the utility model, the heating module is a heating net or a heating rod.
Compared with the prior art, the utility model provides a single screw rod extrusion circulation heating device possesses following beneficial effect:
the device transfers the heat that the big gun mouth gived off and uses the raw materials heating of pan feeding mouth end, need not give the barrel electrical heating all the time, also can not waste the big degree of heat that the big gun mouth end is piled up and saved the energy.
Drawings
Fig. 1 is a schematic structural section view of the gun barrel of the present invention;
fig. 2 is a schematic sectional view of the oil temperature machine of the present invention;
fig. 3 is a schematic diagram of a control circuit in the oil heater of the present invention;
wherein: 1. the gun barrel comprises a gun barrel body 2, a feeding port 3, a feeding hopper 4, a screw rod 5, a motor 6, a sealing shell 7, an oil inlet nozzle 8, an oil outlet nozzle 9, an oil guide pipe 10, an oil temperature machine 11, an oil inlet hole 12, an oil outlet hole 13, a temperature sensor 14 and an oil pump.
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.
Referring to fig. 1-3, the utility model provides a single screw extrusion circulation heating device, which comprises a gun barrel 1 and an oil temperature machine 10, and is characterized in that one end of the gun barrel 1 is provided with a feeding port 2 which is fixedly connected with a feeding funnel 3; the gun barrel 1 is provided with a cylindrical cavity which is communicated with the feeding port and the gun nozzle; the gun nozzle is provided with a through hole; a screw 4 is arranged in the cavity and rotatably sleeved with the cavity; the screw rod 4 is provided with threads; the tail end of the screw rod 4 penetrates through the gun barrel and is in shaft rotating connection with the motor 5; the gun barrel 1 is provided with a sealing shell 6 which is fixedly welded, and the sealing shell 6 and the outer wall of the gun barrel 1 form a cavity; an oil inlet nozzle 7 is arranged below one end of the sealing shell 6 positioned at the material inlet 2, and an oil outlet nozzle 8 is arranged above the other end of the sealing shell; the outer sides of the oil inlet nozzle 7 and the oil outlet nozzle 8 are provided with screw threads which are spirally and fixedly connected with an oil guide pipe 9; the other side of the oil guide pipe 9 is fixedly connected with an oil temperature machine 10 in a spiral mode; the oil guide pipe 9 is connected with an oil outlet nozzle 8 of the sealing shell 6 and an oil inlet hole 11 of the oil temperature machine 10, and the other oil guide pipe 9 is connected with an oil inlet nozzle 7 of the sealing shell 6 and an oil outlet hole 12 of the oil temperature machine 10; the oil inlet hole 11 and the oil outlet hole 12 of the oil temperature machine 10 are connected in a pipeline in the oil temperature machine; temperature sensors 13 are arranged at the oil inlet hole 11 and the oil outlet hole 12 in the pipeline of the oil temperature machine 10; the temperature sensor 13 is electrically connected with the main control board; an oil pump 14 is arranged at the oil outlet 12 of the oil temperature machine 10; a heating module is arranged in the middle of the inner side of the oil temperature machine 10 pipeline, and a water pipe is arranged outside the oil temperature machine 10 pipeline to surround; the water pipe is provided with an electromagnetic valve, and the electromagnetic valve is electrically connected with the main control board; the water pipe forms a pipeline loop with the water pump and the water tower to be fixedly connected.
As a further preferred scheme of the utility model, the screw thread of screw rod 4 is more and more intensive from pan feeding mouth 2 to big gun mouth end, and increase compression ratio makes the raw materials heat in the screw rod 4 bigger and bigger, melts more evenly.
As a further preferred scheme of the utility model, the sealed 6 outsides of shell are equipped with the cotton parcel of heat preservation, for the heat exchange with the air that reduces, reduce calorific loss.
As a further preferred embodiment of the present invention, the oil inlet nozzle 7, the oil outlet nozzle 8, the oil inlet hole 11, and the oil outlet hole 12 are all copper nozzles.
As a further preferred scheme of the utility model, oil pipe 9 is the stainless steel bellows or the steel wire braided tube.
As a further preferred scheme of the utility model, lead the oil pipe 9 outside and be equipped with the cotton parcel of heat preservation, for the heat exchange with the air that reduces, reduce calorific loss.
As a further preferred scheme of the utility model, the heating module is a heating net or a heating rod.
As a specific embodiment of the present invention:
firstly, the oil temperature machine 10 is started, the temperature is set, and after the temperature fed back by the temperature sensor 13 reaches the set temperature, the raw materials are poured into the feeding funnel 3; the raw materials enter a cavity in the gun barrel 1 through the feeding port 2, the screw rod 4 rotates under the transmission of the motor 5, and the raw materials are continuously extruded towards the gun nozzle end due to the effect of the thread; when the screw rod 4 pushes the gun barrel 1 to weld the sealing shell 6, the raw materials start to exchange heat with oil in the sealing shell 6, and the heat is absorbed to help the raw materials to melt; the continuous spiral friction of the screw 4 and the generation of a large amount of friction heat and calendering heat when the raw material is extruded to the muzzle end; at this time, the raw materials are completely melted but are overheated, so that the manufacturing production is not facilitated; the feedstock begins to transfer heat to the oil when the temperature exceeds the oil temperature.
When the oil temperature machine 10 is started, the oil pump 14 starts to pump oil, the heating module starts to work at the same time, hot oil enters the oil guide pipe 9 through the oil outlet hole 12 of the oil temperature machine 10, is conducted to the oil inlet nozzle 7 through the oil guide pipe 9 and enters the sealing shell 6 for heat exchange; the oil in the sealing shell 6 enters another oil guide pipe 9 through an oil outlet nozzle 8 by a hydraulic principle, is conducted to an oil inlet hole 11 and enters the oil temperature machine; the temperature detected by the temperature sensor 13 is fed back to the main control board, and the main control board compares the current oil temperature with a set oil temperature difference value to judge whether heating or heat dissipation is needed; under the condition of heating, the heating module is frequently opened or even opened for a long time to heat oil; when the oil temperature reaches a target value, because heat loss possibly exists, the main control panel controls the heating frequency of the heating module to offset the heat loss, so that the oil keeps a stable temperature; if the oil absorbs too much heat of the raw materials at the gun nozzle end and needs to release heat, the heating module is closed, the main control panel controls the electromagnetic valve to be opened, the pipeline water loop is made to circulate, the heat of the oil temperature is transferred to the pipe wall, the pipe wall is conducted to the water pipe wall, the heat of the water pipe wall is absorbed by water and is pumped into the water tower by the water pump to be cooled.
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 should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the embodiments of the present invention.
Claims (7)
1. A single-screw extrusion circulating heating device comprises a gun barrel (1) and an oil temperature machine (10), and is characterized in that one end of the gun barrel (1) is provided with a feeding port (2) which is fixedly connected with a feeding funnel (3); the gun barrel (1) is provided with a cylindrical cavity which is communicated with the feeding port and the gun nozzle; the gun nozzle is provided with a through hole; a screw (4) is arranged in the cavity and is in shaft rotating sleeve joint; the screw rod (4) is provided with threads; the tail end of the screw rod (4) penetrates through the gun barrel and is in shaft rotating connection with the motor (5); the gun barrel (1) is provided with a sealing shell (6) which is fixedly welded, and the sealing shell (6) and the outer wall of the gun barrel (1) form a cavity; an oil inlet nozzle (7) is arranged below one end of the sealing shell (6) positioned at the material inlet (2), and an oil outlet nozzle (8) is arranged above the other end of the sealing shell; the outer sides of the oil inlet nozzle (7) and the oil outlet nozzle (8) are provided with screw threads which are spirally and fixedly connected with an oil guide pipe (9); the other side of the oil guide pipe (9) is spirally and fixedly connected with an oil temperature machine (10); the oil guide pipe (9) is connected with an oil outlet nozzle (8) of the sealing shell (6) and an oil inlet hole (11) of the oil temperature machine (10), and the other oil guide pipe (9) is connected with an oil inlet nozzle (7) of the sealing shell (6) and an oil outlet hole (12) of the oil temperature machine (10); an oil inlet hole (11) and an oil outlet hole (12) of the oil temperature machine (10) are connected with each other in a pipeline in the oil temperature machine; temperature sensors (13) are arranged at the oil inlet hole (11) and the oil outlet hole (12) in the pipeline of the oil temperature machine (10); the temperature sensor (13) is electrically connected with the main control board; an oil pump (14) is arranged at an oil outlet (12) of the oil temperature machine (10); a heating module is arranged in the middle of the inner side of the oil temperature machine (10) pipeline, and a water pipe is arranged outside the oil temperature machine (10) pipeline in a surrounding manner; the water pipe is provided with an electromagnetic valve, and the electromagnetic valve is electrically connected with the main control board; the water pipe forms a pipeline loop with the water pump and the water tower to be fixedly connected.
2. A single screw extrusion cycle heating apparatus as claimed in claim 1, wherein the screw (4) has increasingly dense flights from the feed port (2) to the muzzle end.
3. The single-screw extrusion circulation heating device according to claim 1, wherein the outer side of the sealing shell (6) is provided with a heat-insulating cotton package.
4. The single screw extrusion circulation heating device according to claim 1, wherein the oil inlet nozzle (7), the oil outlet nozzle (8), the oil inlet hole (11) and the oil outlet hole (12) are all copper nozzles.
5. A single screw extrusion circulation heating apparatus according to claim 1, wherein the oil conduit (9) is a stainless steel corrugated pipe or a steel wire braided pipe.
6. The single-screw extrusion circulation heating device is characterized in that the outer side of the oil guide pipe (9) is provided with a heat-insulating cotton package.
7. The single screw extrusion cycle heating apparatus of claim 1, wherein the heating module is a heating screen or a heating rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920674169.3U CN210880815U (en) | 2019-05-13 | 2019-05-13 | Single-screw extrusion circulating heating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920674169.3U CN210880815U (en) | 2019-05-13 | 2019-05-13 | Single-screw extrusion circulating heating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210880815U true CN210880815U (en) | 2020-06-30 |
Family
ID=71329240
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920674169.3U Active CN210880815U (en) | 2019-05-13 | 2019-05-13 | Single-screw extrusion circulating heating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210880815U (en) |
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2019
- 2019-05-13 CN CN201920674169.3U patent/CN210880815U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220426 Address after: 528000 Guangdong Dazhong High Tech Co., Ltd. plant self compiled No. 44 (residence declaration) of Guanyao Dalan Industrial Park, Shishan town, Nanhai District, Foshan City, Guangdong Province Patentee after: Guangdong Guanzhen Technology Co.,Ltd. Address before: 510260 room 1704, No. 41, Yile fourth lane, Haizhu District, Guangzhou City, Guangdong Province Patentee before: Xu Jianjun |
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| TR01 | Transfer of patent right |