CN202846846U - Magnetic-fusion heating system - Google Patents
Magnetic-fusion heating system Download PDFInfo
- Publication number
- CN202846846U CN202846846U CN2012204003522U CN201220400352U CN202846846U CN 202846846 U CN202846846 U CN 202846846U CN 2012204003522 U CN2012204003522 U CN 2012204003522U CN 201220400352 U CN201220400352 U CN 201220400352U CN 202846846 U CN202846846 U CN 202846846U
- Authority
- CN
- China
- Prior art keywords
- magnetic
- heating system
- machine barrel
- ceramic
- heating
- 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.)
- Withdrawn - After Issue
Links
- 238000010438 heat treatment Methods 0.000 title claims abstract description 47
- 239000000919 ceramic Substances 0.000 claims abstract description 22
- 239000002184 metal Substances 0.000 claims abstract description 11
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 10
- 239000010935 stainless steel Substances 0.000 claims abstract description 10
- 239000000835 fiber Substances 0.000 claims abstract description 7
- 238000002347 injection Methods 0.000 claims description 13
- 239000007924 injection Substances 0.000 claims description 13
- 238000009413 insulation Methods 0.000 claims description 10
- 229910001315 Tool steel Inorganic materials 0.000 claims description 7
- 239000011248 coating agent Substances 0.000 claims description 4
- 238000000576 coating method Methods 0.000 claims description 4
- 239000000155 melt Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 abstract description 16
- 239000010959 steel Substances 0.000 abstract description 16
- 230000006698 induction Effects 0.000 abstract description 6
- 238000000465 moulding Methods 0.000 description 6
- 230000005674 electromagnetic induction Effects 0.000 description 4
- 239000004568 cement Substances 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004134 energy conservation Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000071 blow moulding Methods 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000010257 thawing Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 239000013585 weight reducing agent Substances 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
- B29C48/80—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the plasticising zone, e.g. by heating cylinders
- B29C48/84—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the plasticising zone, e.g. by heating cylinders by heating or cooling the feeding screws
- B29C48/85—Cooling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/50—Details of extruders
- B29C48/505—Screws
- B29C48/507—Screws characterised by the material or their manufacturing process
- B29C48/509—Materials, coating or lining therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
- B29C48/80—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the plasticising zone, e.g. by heating cylinders
- B29C48/84—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the plasticising zone, e.g. by heating cylinders by heating or cooling the feeding screws
- B29C48/845—Heating
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model provides a magnetic-fusion heating system. The system is characterized by sequentially comprising a metal screw rod, a ceramic machine barrel, a stainless steel support barrel, a ceramic fibre heat-isolating layer, a magnetic-fusion cable and a magnetic-fusion electric control cabinet. In the magnetic-fusion heating system provided by the utility model, the machine barrel is made of ceramic instead of steel, a contactless magnetic induction heating mode is adopted, heat is directly generated on the steel screw rod, the interior of the machine barrel is uniform in heating, rapid in temperature-rising and temperature-dropping, and capable of generating about 95% of efficiency, and running parts are free from a life limit because of being under a low temperature.
Description
Technical field:
The utility model relates to the Electromagnetic Heating field, particularly the molten heating system of a kind of magnetic.
Background technology:
In the market, the molding machine (injection machine, extruder, blow moulding machine) of domestic and external import all is to adopt traditional contact-type resistance to heat, the direct-haeting type electric heater that namely twines with resistance wire.
With traditional heating collar a lot of shortcomings are arranged: at first towards periphery air heat radiation of heating collar has externally space loss of a large amount of heats, form the waste of electric energy, but also can affect environment temperature, there is unsafe factor in the too high meeting of environment temperature, to the staff is unfavorable on every side; In addition, this traditional mode of heating transmits by contact, affects the efficiency of heating surface, on average only has the usefulness of 30%-70% to utilize, and it is inhomogeneous easily to cause the steel machine barrel to heat on every side; And heating collar is in high temperature and hot alternation, and the life-span is limited, easily loses efficacy and needs to change.
And, because above-mentioned mode of heating, be to utilize the conduction of contact heat, make the plastic raw materials thawing of being heated, so machine barrel must be made with metal material.Because machine tube inner wall will be subject to the friction of plastic grains and metal screw, so will make machine barrel with the tool steel of high rigidity, the molding machine of certain model also need at the two alloy-layers of machine tube inner wall casting, come reinforced wear-resistant and corrosion resistant function again.The material of machine barrel, and manufacture process can consume great deal of steel, and consume a large amount of energy.
The utility model content:
The purpose of this utility model is in order to make molding machine energy-conservation, adopted the mode of heating of electromagnetic induction, i.e. " magnetic is molten " heating, by molding machine mode of heating and steel machine barrel are improved, can solve the waste of energy that existing molding machine exists, and can weight reduction, reduce the technical problem that steel use.
The realization the technical solution of the utility model is: the utility model provides a kind of magnetic to melt heating system, it is characterized in that, described system comprises metal screw successively, the pottery machine barrel, the stainless steel support tube, the ceramic fibre thermal insulation layer, magnetic fuse cable and magnetic melt electric cabinet, and described stainless steel support tube supports ceramic barrel.
Further, described ceramic fibre thermal insulation layer is that individual layer coats or multilayer coating structure the degree of depth that can regulate by the thickness of this thermal insulation layer magnetic field.
Further, the material of described metal screw is tool steel.
Further, the diameter of described screw rod is decided according to the thickness of ceramic machine barrel, when described machine barrel wall thickness is 20-25mm, screw diameter is about 30mm, its diameter increases along with the increase of described machine barrel wall thickness, when described machine barrel wall thickness reached 50-60mm, described screw diameter reached about 200mm.
Further, the molten electric cabinet of described magnetic is connected to magnetic fuse cable, is used for controlling the current strength in the magnetic fuse cable.
The utility model also provides a kind of injection machine, it is characterized in that, the heating system of described injection machine is the molten heating system of magnetic.
The beneficial effects of the utility model are: adopt special cermacis to substitute the steel machine barrel, and with the molten heating system of magnetic, adopt the mode of contactless electromagnetic induction heating, heat directly is created on the steel screw rod, the inner homogeneous heating of machine barrel, heat up cooling rapidly, can produce about 95% usefulness, and operation partly is in the low temperature so without the restriction in life-span.
Description of drawings:
Fig. 1 is injection machine overall structure schematic diagram in the prior art;
Fig. 2 is the cross sectional representation of the molten heating system of magnetic in the utility model;
Fig. 3 is the schematic perspective view of the molten heating system of magnetic in the utility model.
The specific embodiment:
Below in conjunction with drawings and embodiments the utility model is further described:
Referring to Fig. 1, be injection machine overall structure schematic diagram in the prior art, horizontal injection press comprises fuselage 1, hydraulic system motor 2; die cylinder 3, fixed form 4, clamping 5; pull bar 6, moving die plate 7, mould 8; fixed form 9, machine barrel, screw rod and electric heater unit 10, hopper 11; screw rod reduction box 12, drive screw motor 13, injection oil cylinder 14; metering device 15, injection Shift cylinder 16, operating desk 17.Because available technology adopting is electric heater unit, be wrapped in the outer wall of steel machine barrel by resistance wire, produce high temperature by resistance wire itself, then heat passes to the center region of low temperature of steel machine barrel more at leisure from the high temperature of outer surface of high of steel machine barrel, plastic raw materials is heated to plasticization temperature, by the steel screw rod plastic cement is penetrated again, enter mould, make plastic products after the cooling.A lot of shortcomings (in background technology, describing in detail) have like this been caused.
The utility model adopts the mode of heating of electromagnetic induction, i.e. " magnetic is molten " heating substitutes original electric heater unit with the molten heating system of magnetic.
Fig. 2 is the cross sectional representation (10 parts in the alternate figures 1) of the molten heating system of magnetic in the utility model.Referring to Fig. 2, the molten heating system of this magnetic comprises metal screw 18, ceramic machine barrel 19, stainless steel support tube 20, ceramic fibre thermal insulation layer 21, magnetic fuse cable 22 successively.Referring to accompanying drawing 3, this system comprises that also magnetic melts electric cabinet 23, connects magnetic fuse cable 22, is used for power ratio control output.
Three parts in magnetic field, be stainless steel support tube 20, ceramic machine barrel 19, metal screw (tool steel) 18, wherein ceramic machine barrel 19 can be not affected by magnetic fields, and therefore stainless steel support tube 20 can not be subjected to magnetic field induction because stainless induction frequency range is different from tool steel yet, only has metal screw (tool steel), can be subject to magnetic field induction and generate heat, thereby energy can be in the situation that almost harmless, be heat energy from electric energy conversion directly, transformation efficiency is about 98%.
Below be our contrast test, adopt injection raw material PA66+60% glass, injecting products is phone housing, and we melt with three sections magnetic and substitute four sections heating collars, and comparing result is as follows:
| The contrast project | Heating-up time | Power consumption (my god) | Injection pressure |
| The traditional heating circle | 25 minutes | 36.98 degree | 2650kg/cm |
| The molten heating of magnetic | 4 |
21 degree | 2500kg/cm |
| Difference | Save 84% | Save 56.8% | Pressure drop 5.6% |
Adopt the mode of this contactless electromagnetic induction heating, heat directly is created on the steel screw rod, and the inner homogeneous heating of machine barrel heats up cooling rapidly, can produce about 95% usefulness, and operation partly is in the low temperature so without the restriction in life-span.
The molten heating system of magnetic in the utility model not only can be used for injection machine, can also consist of hybrid system with solar water, for a large number of users provides heat supply in winter and annual hot water.
Claims (6)
1. a magnetic melts heating system, it is characterized in that, described system comprises metal screw (18) successively, pottery machine barrel (19), stainless steel support tube (20), ceramic fibre thermal insulation layer (21), magnetic fuse cable (22) and magnetic melt electric cabinet (23), and described stainless steel support tube (20) supports ceramic barrel (19).
2. heating system according to claim 1 is characterized in that, described ceramic fibre thermal insulation layer (21) is that individual layer coats or multilayer coating structure, the degree of depth that can regulate magnetic field by the thickness of this thermal insulation layer (21).
3. heating system according to claim 1 is characterized in that, the material of described metal screw (18) is tool steel.
4. heating system according to claim 1, it is characterized in that, the diameter of described screw rod is decided according to the thickness of ceramic machine barrel (19), when described machine barrel wall thickness is 20-25mm, screw diameter is about 30mm, its diameter increases along with the increase of described machine barrel wall thickness, and when described machine barrel wall thickness reached 50-60mm, described screw diameter reached about 200mm.
5. heating system according to claim 1 is characterized in that, described magnetic melts electric cabinet (23) and is connected to magnetic fuse cable (22), is used for controlling the current strength in the magnetic fuse cable (22).
6. an injection machine is characterized in that, the heating system of described injection machine is the molten heating system of the magnetic of one of claim 1-5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012204003522U CN202846846U (en) | 2012-08-11 | 2012-08-11 | Magnetic-fusion heating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012204003522U CN202846846U (en) | 2012-08-11 | 2012-08-11 | Magnetic-fusion heating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202846846U true CN202846846U (en) | 2013-04-03 |
Family
ID=47978081
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012204003522U Withdrawn - After Issue CN202846846U (en) | 2012-08-11 | 2012-08-11 | Magnetic-fusion heating system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202846846U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102785339A (en) * | 2012-08-11 | 2012-11-21 | 天津熔之宝科技有限公司 | Magnetic fusion heating system |
| WO2015154973A1 (en) * | 2014-04-07 | 2015-10-15 | Coperion Gmbh | Screw machine and method for preparing a plastic material |
| WO2017055259A1 (en) * | 2015-10-01 | 2017-04-06 | Coperion Gmbh | Method and device for producing a mixture of a metal matrix material and an additive |
| WO2017055260A1 (en) * | 2015-10-01 | 2017-04-06 | Coperion Gmbh | Screw machine and corresponding method for preparing plastic material |
| WO2017076556A1 (en) * | 2015-11-05 | 2017-05-11 | Coperion Gmbh | Screw machine and corresponding method for preparing plastic material |
| CN108437384A (en) * | 2018-04-10 | 2018-08-24 | 东海县晶盛源硅微粉有限公司 | A kind of quartz-ceramics revolving sleeve |
-
2012
- 2012-08-11 CN CN2012204003522U patent/CN202846846U/en not_active Withdrawn - After Issue
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102785339B (en) * | 2012-08-11 | 2014-11-12 | 天津熔之宝科技有限公司 | Magnetic fusion heating system |
| CN102785339A (en) * | 2012-08-11 | 2012-11-21 | 天津熔之宝科技有限公司 | Magnetic fusion heating system |
| WO2015154973A1 (en) * | 2014-04-07 | 2015-10-15 | Coperion Gmbh | Screw machine and method for preparing a plastic material |
| US10882015B2 (en) | 2015-10-01 | 2021-01-05 | Coperion Gmbh | Screw machine and method for the processing of material to be processed |
| WO2017055259A1 (en) * | 2015-10-01 | 2017-04-06 | Coperion Gmbh | Method and device for producing a mixture of a metal matrix material and an additive |
| WO2017055260A1 (en) * | 2015-10-01 | 2017-04-06 | Coperion Gmbh | Screw machine and corresponding method for preparing plastic material |
| DE102015219033A1 (en) * | 2015-10-01 | 2017-04-06 | Coperion Gmbh | Screw machine and process for the treatment of material to be processed |
| CN108136646A (en) * | 2015-10-01 | 2018-06-08 | 科倍隆有限公司 | It is used to prepare the screw machine and corresponding method of plastic material |
| CN108136495A (en) * | 2015-10-01 | 2018-06-08 | 科倍隆有限公司 | Method and apparatus for producing mixtures of metal matrix materials and additives |
| CN108136495B (en) * | 2015-10-01 | 2021-02-26 | 科倍隆有限公司 | Method and apparatus for producing a mixture of metal matrix material and additives |
| US10815556B2 (en) | 2015-10-01 | 2020-10-27 | Coperion Gmbh | Method and apparatus for producing a mixture of a metallic matrix material and an additive |
| CN108136646B (en) * | 2015-10-01 | 2020-12-08 | 科倍隆有限公司 | Screw machine and corresponding method for producing plastic materials |
| WO2017076556A1 (en) * | 2015-11-05 | 2017-05-11 | Coperion Gmbh | Screw machine and corresponding method for preparing plastic material |
| US11117306B2 (en) | 2015-11-05 | 2021-09-14 | Coperion Gmbh | Screw machine and method for the processing of material to be processed |
| CN108437384A (en) * | 2018-04-10 | 2018-08-24 | 东海县晶盛源硅微粉有限公司 | A kind of quartz-ceramics revolving sleeve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130403 Effective date of abandoning: 20141112 |
|
| RGAV | Abandon patent right to avoid regrant |