CN207859452U - A kind of extruder heating device - Google Patents
A kind of extruder heating device Download PDFInfo
- Publication number
- CN207859452U CN207859452U CN201820233395.3U CN201820233395U CN207859452U CN 207859452 U CN207859452 U CN 207859452U CN 201820233395 U CN201820233395 U CN 201820233395U CN 207859452 U CN207859452 U CN 207859452U
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- wall
- machine barrel
- cavity
- heating coil
- oil
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Abstract
The utility model is related to a kind of extruder heating devices, machine barrel including the extruder for being internally provided with screw rod, the discharge end of the machine barrel is equipped with mold, the machine barrel includes inner wall, outer wall and the cavity surrounded by inner and outer wall, the chamber is filled with conduction oil, heating coil is also equipped in the cavity, the heating coil is immersed in conduction oil；Mounting temperature sensor in the cavity, the temperature sensor are connect with the programmable logic controller (PLC) circuit outside machine barrel, and the programmable logic controller (PLC) is connect with heating coil circuit.It is heated by conduction oil, since conduction oil is fluid, so the heat conduction oil temperature of each position reaches unanimity substantially in cavity, it is possible to so that machine tube inner wall uniformly heats up.
Description
Technical field `
The utility model is related to cable processing technique field, in particular to a kind of extruder heating devices.
Background technology
Cable cover(ing) processing is mainly carried out by extruder, and extruder includes screw rod, machine barrel, hopper, head and mould
Tool, wherein screw rod is located in machine barrel, and the rotation of screw rod is driven by head.Plastics are plasticized into uniform molten by extrusion system
Body, and in this course under established pressure, by the continuous extruder head of screw rod.
The formation of wherein melt is mainly by being realized to extruder barrel heating, currently, the heating of extruder barrel
Multiple heating plates are arranged in interval to mode mainly on cylinder body outer wall, are heated to cylinder by heating plate, and then realize in cylinder
The promotion of temperature of charge, such heating mode have a defect that：Since heating plate interval is arranged, cylinder heating is uneven
It is even.
Utility model content
The utility model in view of the deficiencies of the prior art, provides a kind of extruder heating device, it is uniform that machine barrel may be implemented
Heating.
The utility model is achieved by the following technical solution, and provides a kind of extruder heating device, which adds
Thermal, including it is internally provided with the machine barrel of the extruder of screw rod, the discharge end of the machine barrel is equipped with mold, and the machine barrel includes interior
Wall, outer wall and the cavity surrounded by inner and outer wall, the chamber are filled with conduction oil, heating are also equipped in the cavity
Coil pipe, the heating coil are immersed in conduction oil；Mounting temperature sensor in the cavity, the temperature sensor and installation
Programmable logic controller (PLC) circuit connection outside machine barrel, the programmable logic controller (PLC) are connect with heating coil circuit；
The cavity is equipped with oil inlet and oil outlet, and the oil inlet and oil outlet connect oil by piping connection on the pipeline
Pump and heat-dissipating pipe, the oil pump are connect with programmable logic controller (PLC) circuit, and the heat-dissipating pipe passes through a collecting box, the collection
Cooling mechanism is installed in case.
Preferably, the heating coil is sleeved on machine tube inner wall.
Preferably, the heating coil does not contact with the inner and outer wall of machine barrel.Can make machine tube inner wall uniformly by
Heat avoids machine tube inner wall hot-spot simultaneously.
Preferably, the heating coil is affixed by fixed link and machine barrel outer wall.It can be to avoid heating coil in cavity
Interior generation play.
Preferably, the oil inlet and oil outlet are located at the rear and front end of cavity.It can make the heat conduction in cavity
Oil realizes Efficient Cycle.
Preferably, the cooling mechanism includes being mounted on the multiple spray heads collected on chamber interior wall, multiple spray heads are total
With one cold water supplying pipe of connection.Multiple spray heads can carry out spray cooling to heat-dissipating pipe.
The beneficial effects of the utility model are：
1, heated by conduction oil, since conduction oil is fluid, so in cavity each position heat conduction oil temperature
Substantially it reaches unanimity, it is possible to so that machine tube inner wall uniformly heats up.
2, conduction oil is directly heated by heating coil, the conduction oil after heating directly carries out heat with machine tube inner wall
It transmits, conduction oil need not effectively prevent the thermal losses in conduction oil transmission process, avoid heat by Pipeline transport
Loss.
Description of the drawings
Fig. 1 is the utility model section view；
As shown in the figure：
1, screw rod, 2, machine barrel, 3, mold, 4, inner wall, 5, outer wall, 6, heating coil, 7, fixed link, 8, temperature sensor,
9, oil outlet, 10, oil inlet, 11, pipeline, 12, oil pump, 13, heat-dissipating pipe, 14, spray head, 15, collecting box.
Specific implementation mode
In order to clarify the technical characteristics of the invention, below by specific implementation mode, this programme is illustrated.
As shown in Figure 1, the utility model includes the machine barrel 2 for the extruder for being internally provided with screw rod 1, the discharging of the machine barrel 2
End is equipped with mold 3, and the machine barrel 2 includes inner wall 4, outer wall 5 and the cavity surrounded by inner wall 4 and outer wall 5, is filled in the cavity
There is conduction oil, heating coil 6 is also equipped in the cavity, the heating coil 6 is immersed in conduction oil.
The heating coil 6 is sleeved on 2 inner wall 4 of machine barrel, in order to make 2 inner wall of machine barrel, 4 thermally equivalent while avoid in machine barrel 2
4 hot-spot of wall, the heating coil 6 do not contact with the inner wall 4 of machine barrel 2 and outer wall 5, in order to avoid heating coil 6 is in chamber
Play occurs in vivo, the heating coil 6 is affixed by fixed link 7 and 2 outer wall 5 of machine barrel.It can be to cavity by heating coil 6
Interior conduction oil is heated so that the oil temperature of conduction oil increases, and conduction oil is transferred heat to by heat transfer in machine barrel 2 again
Wall 4 so that the plastics in machine barrel 2 are by thermoplastification at uniform melt.It is heated by conduction oil, since conduction oil is stream
Body, so the heat conduction oil temperature of each position reaches unanimity substantially in cavity, it is possible to so that the 2 uniformly heating of inner wall 4 of machine barrel.
Conduction oil is directly heated by heating coil 6, the conduction oil after heating directly carries out hot transmission with 2 inner wall 4 of machine barrel, leads
Deep fat need not be conveyed by other pipelines, effectively prevented the thermal losses in conduction oil transmission process, avoided heat
It is lost in.
It is controlled for the ease of the temperature to conduction oil, mounting temperature sensor 8 in the cavity, the temperature sensing
Device 8 is connect with the programmable logic controller (PLC) circuit outside machine barrel 2, the programmable logic controller (PLC) and heating coil
6 circuits connect, and temperature sensor 8, programmable logic controller (PLC) and 6 circuit connecting relation of heating coil are existing known skill
Art, in this not go into detail.Programmable logic controller (PLC) can set the temperature of conduction oil, and pass through temperature sensing
Device 8 monitors oil temperature in real time.When temperature sensor 8 detects that oil temperature reaches the temperature of setting, temperature sensor 8 is by signal
It is transferred to programmable logic controller (PLC), PLC controls heating coil 6 stops heating, when temperature sensor 8 is examined
Temperature of the oil temperature less than setting is measured, temperature sensor 8 transfers signals to programmable logic controller (PLC), Programmable logical controller
Device control heating coil 6 is begun to warm up.
The cavity is equipped with oil inlet 10 and oil outlet 9, described in order to make the conduction oil in cavity realize Efficient Cycle
Oil inlet 10 and oil outlet 9 are located at the rear and front end of cavity.The oil inlet 10 and oil outlet 9 are connected by pipeline 11,
Oil pump 12 is connected on the pipeline 11 and heat-dissipating pipe 13, the oil pump 12 are connect with programmable logic controller (PLC) circuit, it is described to dissipate
Heat pipe 13 passes through a collecting box 15, and cooling mechanism is equipped in the collecting box 15, and the cooling mechanism includes being mounted on to collect
Multiple spray heads 14 on 15 inner wall of case, multiple spray heads 14 can carry out spray cooling to heat-dissipating pipe 13, and collecting box 15 is used for
Shower water is collected, multiple spray heads 14 are connected to a cold water supplying pipe jointly.In order to meet the processing needs of different materials,
When needing the conduction oil for making a certain temperature when the temperature drops, resetting new temperature value by programmable logic controller (PLC), this
When the temperature that detects of temperature sensor 8 higher than the temperature of setting, temperature sensor 8 transfers signals to Programmable logical controller
Device, programmable logic controller (PLC) send out instruction control oil pump 12 and start to work, then the conduction oil in cavity enters pipeline 11 again
Into heat-dissipating pipe 13.It supplies water at this time to cold water supplying pipe, water makes heat conduction oil temperature by the spray of spray head 14 on heat-dissipating pipe 13
Declining, the conduction oil after cooling is returned to through oil inlet 10 in cavity, when oil temperature drops to set temperature, Programmable logical controller
Device sends out instruction control oil pump 12 and is stopped.
Certainly, above description is also not limited to the example above, and technical characteristic of the utility model without description can lead to
It crosses or realizes that details are not described herein using the prior art；Above example and attached drawing are merely to illustrate the technology of the utility model
Scheme is not limitations of the present invention, and the utility model is described in detail with reference to preferred embodiment, this
Field it is to be appreciated by one skilled in the art that those skilled in the art institute in the essential scope of the utility model
The variations, modifications, additions or substitutions made without departure from the objective of the utility model, want by the right that should also belong to the utility model
Seek protection domain.
Claims (6)
1. a kind of extruder heating device, including it is internally provided with screw rod（1）Extruder machine barrel（2）, the machine barrel（2）Go out
Expect that end is equipped with mold（3）, it is characterised in that：The machine barrel（2）Including inner wall（4）, outer wall（5）And by inner wall（4）And outer wall
（5）The cavity surrounded, the chamber are filled with conduction oil, heating coil are also equipped in the cavity（6）, the heating coil
（6）It is immersed in conduction oil；Mounting temperature sensor in the cavity（8）, the temperature sensor（8）With mounted on machine barrel
（2）External programmable logic controller (PLC) circuit connection, the programmable logic controller (PLC) and heating coil（6）Circuit connects；
The cavity is equipped with oil inlet（10）And oil outlet（9）, the oil inlet（10）And oil outlet（9）Pass through pipeline（11）Even
It connects, the pipeline（11）Upper connection oil pump（12）And heat-dissipating pipe（13）, the oil pump（12）With programmable logic controller (PLC) circuit
Connection, the heat-dissipating pipe（13）Across a collecting box（15）, the collecting box（15）Cooling mechanism is inside installed.
2. a kind of extruder heating device according to claim 1, it is characterised in that：The heating coil（6）It is sleeved on machine
Cylinder（2）Inner wall（4）On.
3. a kind of extruder heating device according to claim 2, it is characterised in that：The heating coil（6）With machine barrel
（2）Inner wall（4）And outer wall（5）It does not contact.
4. a kind of extruder heating device according to claim 3, it is characterised in that：The heating coil（6）By solid
Fixed pole（7）With machine barrel（2）Outer wall（5）It is affixed.
5. a kind of extruder heating device according to claim 3 or 4, it is characterised in that：The oil inlet（10）With go out
Hydraulic fluid port（9）It is located at the rear and front end of cavity.
6. a kind of extruder heating device according to claim 5, it is characterised in that：The cooling mechanism includes being mounted on
Collecting box（15）Multiple spray heads on inner wall（14）, multiple spray heads（14）One cold water supplying pipe of common connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820233395.3U CN207859452U (en) | 2018-02-09 | 2018-02-09 | A kind of extruder heating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820233395.3U CN207859452U (en) | 2018-02-09 | 2018-02-09 | A kind of extruder heating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207859452U true CN207859452U (en) | 2018-09-14 |
Family
ID=63458208
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820233395.3U Active CN207859452U (en) | 2018-02-09 | 2018-02-09 | A kind of extruder heating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207859452U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113021929A (en) * | 2021-02-08 | 2021-06-25 | 广东鑫球新材料科技有限公司 | Environment-friendly high-polymer porous material forming machine |
-
2018
- 2018-02-09 CN CN201820233395.3U patent/CN207859452U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113021929A (en) * | 2021-02-08 | 2021-06-25 | 广东鑫球新材料科技有限公司 | Environment-friendly high-polymer porous material forming machine |
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