CN206426442U - A kind of improved extruder heater - Google Patents
A kind of improved extruder heater Download PDFInfo
- Publication number
- CN206426442U CN206426442U CN201720082415.7U CN201720082415U CN206426442U CN 206426442 U CN206426442 U CN 206426442U CN 201720082415 U CN201720082415 U CN 201720082415U CN 206426442 U CN206426442 U CN 206426442U
- Authority
- CN
- China
- Prior art keywords
- heat
- screw rod
- heater
- barrel
- insulating block
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Abstract
The utility model is related to extruder firing equipment field, specifically related to a kind of improved extruder heater, screw rod including barrel and in barrel material-extruding chamber, the barrel internal layer of barrel is provided with one layer of flame retardant coating, flame retardant coating outer surface is coated with one layer of heat insulation layer, and the outer surface of heat insulation layer is coated with metal layer；Being internally provided with around U-shaped heater, U-shaped heater for screw rod is provided with heat-conducting filler, is sufficient filling with the inner chamber of screw rod together with U-shaped heater；The left end of U-shaped heater, which is provided with outside heat-insulating block, heat-insulating block, is provided with heat insulating washer, and the both sides of heat insulating washer are symmetrically arranged between retainer ring, retainer ring to be connected by screw bolt and nut；Connecting rod is provided with the left of heat-insulating block, is integrally fixedly connected by retainer ring between connecting rod, heat-insulating block and screw rod；The surface of screw rod is provided with helical blade, and helical blade material is stainless steel or dual phase steel.The utility model efficiency of heating surface is high, and security is good, with preferable practical value.
Description
Technical field
The utility model is related to extruder firing equipment field, and in particular to a kind of improved extruder heater.
Background technology
Plastic extruder traditional heating is resistance heating.In general, plastics are squeezed for plastic force-out machine structure and working mechanism
The structure for going out machine is made up of transmission system, extrusion system, heating system and the part of cooling system four, realizes that the shaping of plastics is squeezed
Go out, key is completed by extrusion system and heating system.Extrusion system includes screw rod, machine barrel, hopper, head and mould.Plastics
Uniform melt is plastified into by extrusion system, and is continuously extruded by screw rod under built pressure in this course.Heating system
Plastics of the system in external heat machine barrel, are allowed to heat up, reach the temperature required for technological operation.Plastic extruder working machine
Reason-plastics are by the fuselage feeding section of heat stepwise, melt zone, compression section to head, through certain pressure from head die core
Sleeve forming is extruded.Realize that plastic product is normally extruded, and produce the product for meeting that standard and user require, it is necessary to ensure to squeeze
Go out machine heating system effectively to heat extrusion system each section (each section of hopper, screw barrel, plastics, head and mould), and
Technique extrusion temperature is reached, can be met.
Existing extruder heater, there are the following problems：
Firstly, since it is heat-insulated or insulation effect not good, cause the efficiency of heating surface relatively low, thermal losses is larger, waste of resource
With heating electric energy；Secondly as existing extruder heater, many table structures are more complicated, cause its manufacturing cost higher, make
Make and not enough facilitate；Again, because the provision for thermal insulation for extruding barrel is poor, when being easily caused extruder work, make barrel heating, give
Operating personnel bring danger.
Therefore, based on a kind of above-mentioned, improved extruder heater of the utility model offer, deposited with solving prior art
Effect of heat insulation it is not good, complicated, manufacturing cost is higher, operate than it is relatively hazardous the problems such as.
Utility model content
The purpose of this utility model is that：Add for the above mentioned problem that presently, there are there is provided a kind of improved extruder
Thermal, so that the effect of heat insulation for solving prior art presence is not good, complicated, manufacturing cost is higher, operate than relatively hazardous etc.
Problem.
To achieve these goals, the technical solution adopted in the utility model is：
A kind of improved extruder heater, including barrel and the screw rod in the barrel material-extruding chamber, institute
The barrel internal layer for stating barrel is provided with one layer of flame retardant coating, and the flame retardant coating outer surface is coated with one layer of heat insulation layer, the heat insulation layer
Outer surface be coated with metal layer；Being internally provided with around U-shaped heater, the U-shaped heater for the screw rod is provided with
The inner chamber of the screw rod, is sufficient filling with by heat-conducting filler together with the U-shaped heater；The left end of the U-shaped heater is set
It is equipped with outside heat-insulating block, the heat-insulating block and is provided with heat insulating washer, the both sides of the heat insulating washer is symmetrically arranged with retainer ring, institute
State and connected by screw bolt and nut between retainer ring；Connecting rod, the connecting rod, heat-insulating block are provided with the left of the heat-insulating block
And be integrally fixedly connected by the retainer ring between screw rod；The surface of the screw rod is provided with helical blade, the spiral
Blade material is stainless steel or dual phase steel.
The utility model operationally, by carrying out electrified regulation to the U-shaped heater, can be realized in the material extrusion
Intracavitary portion is heated to plastics, while the flame retardant coating and heat insulation layer, can effectively improve the degree of insulation of the barrel, from
And avoid excessive energy resource from wasting；By the effect of the heat-insulating block and the heat insulating washer, the screw rod can be avoided
On heat transmission give the connecting rod, it is ensured that heat inside the material-extruding chamber is stable, improves the rate of heat addition.
It is preferred that, the thickness of the flame retardant coating is 2~3mm.
It is preferred that, the thickness of the heat insulation layer is 2~5mm.
It is preferred that, the thickness of the heat-insulating block is 3mm~5mm, and its diameter is equal with the intracavity diameter of the screw rod, adiabatic
It is to be fixedly connected between block and the U-shaped heater and heat-conducting filler.
It is preferred that, the thickness of the heat insulating washer is more than the thickness of the heat-insulating block, and its external diameter is more than the outer of the screw rod
Footpath.
It is preferred that, the connecting rod is internally provided with wire, and the wire is powered with the U-shaped heater and is connected.
It is preferred that, the monnolithic case of the barrel is cylinder, and the profile of the screw rod matches with it.
It is preferred that, circular array is provided with some through holes in the retainer ring, and the bolt Matching installation is in the through hole
It is interior.
By adopting the above-described technical solution, the beneficial effects of the utility model are：
First, the utility model is simple in construction, it is easy to manufacture, and can be added for the material-extruding chamber and screw rod of the barrel
Heat, so that the plastics melted by heating inside material-extruding chamber；Secondly, of the present utility model heat-insulated and insulation effect is preferable, Neng Gouyou
Effect avoids metal level and connecting rod of the heat transmission to barrel, so as to reduce the thermal loss in heating process, improves heating speed
Rate and quality；Again, adiabatic and provision for thermal insulation of the present utility model, it is to avoid while barrel is overheated, also reduces extruder behaviour
Make the danger of personnel, it is to avoid operating personnel work under conditions of barrel high temperature, cause the danger easily scalded；Finally, this reality
The heat temperature raising efficiency and speed of the screw rod can be improved with new heat-conducting filler, the helical blade can coordinate spiral shell
Bar by molten plastic spiral squeezing, its stainless steel or dual phase steel material, can mitigate its corrosion degree in a heated state, it is ensured that
Its working strength.
Therefore, the utility model is easy to operate, and the efficiency of heating surface is high, and security is good, with preferable practical value.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
In figure：1st, metal level；2nd, connecting rod；3rd, wire；4th, heat-insulating block；5th, heat insulating washer；6th, heat insulation layer；7th, flame retardant coating；
8th, material-extruding chamber；9th, helical blade；10th, screw rod；11st, heat-conducting filler；12nd, U-shaped heater；13rd, retainer ring；14th, bolt；15、
Nut.
Embodiment
It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer
Accompanying drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that retouched
The embodiment stated is a part of embodiment of the utility model, rather than whole embodiments, based on the implementation in the utility model
Example, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made is belonged to
The scope of the utility model protection.
Embodiment 1, as shown in the figure：
A kind of improved extruder heater, including barrel and the screw rod 10 in the barrel material-extruding chamber 8,
The barrel internal layer of the barrel is provided with one layer of flame retardant coating 7, and the outer surface of flame retardant coating 7 is coated with one layer of heat insulation layer 6, described exhausted
The outer surface of thermosphere 6 is coated with metal layer 1；The screw rod 10 is internally provided with U-shaped heater 12, the U-shaped heater 12
Around be provided with heat-conducting filler 11, the inner chamber of the screw rod 10 is sufficient filling with together with the U-shaped heater 12；It is described
The left end of U-shaped heater 12 is provided with outside heat-insulating block 4, the heat-insulating block 4 and is provided with heat insulating washer 5, the heat insulating washer 5
Both sides are symmetrically arranged between retainer ring 13, the retainer ring 13 and connected by bolt 14 and nut 15；A left side for the heat-insulating block 4
Side is provided with connecting rod 2, passes through the overall fixed company of the retainer ring 13 between the connecting rod 2, heat-insulating block 4 and screw rod 10
Connect；The surface of the screw rod 10 is provided with helical blade 9, and the material of helical blade 9 is stainless steel or dual phase steel.
The utility model operationally, by carrying out electrified regulation to the U-shaped heater 12, can be realized and squeezed described
Plastics are heated inside material chamber 8, while the flame retardant coating 7 and heat insulation layer 6, can effectively improve the adiabatic journey of the barrel
Degree, so as to avoid excessive energy resource from wasting；By the effect of the heat-insulating block 4 and the heat insulating washer 5, institute can be avoided
The heat transmission on screw rod 10 is stated to the connecting rod 2, it is ensured that the heat inside the material-extruding chamber 8 is stable, improves the rate of heat addition.
It is preferred that, the thickness of the flame retardant coating 7 is 2~3mm.
It is preferred that, the thickness of the heat insulation layer 6 is 2~5mm.
It is preferred that, the thickness of the heat-insulating block 4 is 3mm~5mm, and its diameter is equal with the intracavity diameter of the screw rod 10,
It is to be fixedly connected between heat-insulating block 4 and the U-shaped heater 12 and heat-conducting filler 11.
It is preferred that, the thickness of the heat insulating washer 5 is more than the thickness of the heat-insulating block 4, and its external diameter is more than the screw rod 10
External diameter.
It is preferred that, the connecting rod 2 is internally provided with wire 3, and the wire 3 is powered with the U-shaped heater 12 and is connected.
It is preferred that, the monnolithic case of the barrel is cylinder, and the profile of the screw rod 10 matches with it.
It is preferred that, circular array is provided with some through holes in the retainer ring 13, and the Matching installation of bolt 14 is described
In through hole.
By adopting the above-described technical solution, the beneficial effects of the utility model are：First, the utility model structure letter
It is single, it is easy to manufacture, can be heated for the material-extruding chamber 8 and screw rod 10 of the barrel so that the plastics inside material-extruding chamber 8 by
Heat fusing；Secondly, of the present utility model heat-insulated and insulation effect preferably, can be prevented effectively from metal level of the heat transmission to barrel
1 and connecting rod 2, so as to reduce the thermal loss in heating process, improve the rate of heat addition and quality；Again, it is of the present utility model
Adiabatic and provision for thermal insulation, it is to avoid while barrel is overheated, also reduce the danger of extruder operating personnel, it is to avoid operating personnel exist
Worked under conditions of barrel high temperature, cause the danger easily scalded.
Therefore, the utility model is easy to operate, and the efficiency of heating surface is high, and security is good, with preferable practical value.
It is described above, embodiment only of the present utility model, but protection domain of the present utility model do not limit to
In this, any one skilled in the art can readily occur in change in the technical scope that the utility model is disclosed
Or replace, it should all cover within protection domain of the present utility model.Therefore, protection domain of the present utility model should be wanted with right
The protection domain asked is defined.
Claims (8)
1. a kind of improved extruder heater, including barrel and the screw rod in the barrel material-extruding chamber, it is special
Levy and be：The barrel internal layer of the barrel is provided with one layer of flame retardant coating, and the flame retardant coating outer surface is coated with one layer of heat insulation layer, institute
The outer surface for stating heat insulation layer is coated with metal layer；The screw rod is internally provided with U-shaped heater, the week of the U-shaped heater
Enclose and be provided with heat-conducting filler, be sufficient filling with the inner chamber of the screw rod together with the U-shaped heater；The U-shaped heater
Left end be provided with outside heat-insulating block, the heat-insulating block and be provided with heat insulating washer, the both sides of the heat insulating washer are symmetrically arranged with
Connected between retainer ring, the retainer ring by screw bolt and nut；Connecting rod, the connection are provided with the left of the heat-insulating block
Integrally it is fixedly connected by the retainer ring between bar, heat-insulating block and screw rod；The surface of the screw rod is provided with helical blade,
The helical blade material is stainless steel or dual phase steel.
2. a kind of improved extruder heater as claimed in claim 1, it is characterised in that：The thickness of the flame retardant coating is
2~3mm.
3. a kind of improved extruder heater as claimed in claim 1, it is characterised in that：The thickness of the heat insulation layer is
2~5mm.
4. a kind of improved extruder heater as claimed in claim 1, it is characterised in that：The thickness of the heat-insulating block is
3mm~5mm, its diameter is equal with the intracavity diameter of the screw rod, between heat-insulating block and the U-shaped heater and heat-conducting filler
To be fixedly connected.
5. a kind of improved extruder heater as claimed in claim 1, it is characterised in that：The thickness of the heat insulating washer
More than the thickness of the heat-insulating block, its external diameter is more than the external diameter of the screw rod.
6. a kind of improved extruder heater as claimed in claim 1, it is characterised in that：Set inside the connecting rod
There is wire, the wire is powered with the U-shaped heater and is connected.
7. a kind of improved extruder heater as claimed in claim 1, it is characterised in that：The monnolithic case of the barrel
For cylinder, the profile of the screw rod matches with it.
8. a kind of improved extruder heater as described in claim 1~7 any one, it is characterised in that：It is described solid
Determine circular array on ring and be provided with some through holes, the bolt Matching installation is in the through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720082415.7U CN206426442U (en) | 2017-01-20 | 2017-01-20 | A kind of improved extruder heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720082415.7U CN206426442U (en) | 2017-01-20 | 2017-01-20 | A kind of improved extruder heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206426442U true CN206426442U (en) | 2017-08-22 |
Family
ID=59591033
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720082415.7U Expired - Fee Related CN206426442U (en) | 2017-01-20 | 2017-01-20 | A kind of improved extruder heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206426442U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111546602A (en) * | 2020-07-02 | 2020-08-18 | 河南邦特威机电设备有限公司 | Injection molding particle extruder capable of improving plasticizing degree |
-
2017
- 2017-01-20 CN CN201720082415.7U patent/CN206426442U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111546602A (en) * | 2020-07-02 | 2020-08-18 | 河南邦特威机电设备有限公司 | Injection molding particle extruder capable of improving plasticizing degree |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170822 Termination date: 20220120 |