CN208645965U - A kind of heating device for plasticizing machine - Google Patents

Abstract

The utility model discloses a kind of heating device for plasticizing machine, including injection molding machine heating cylinder, upper cover and heating oil pipe, upper cover has been bolted above the injection molding machine heating cylinder, and insulating layer is enclosed on the outside of injection molding machine heating cylinder, the insulating layer is internally provided with alloy shell, the heating chamber is internally provided with heating oil pipe, the reflecting layer is internally provided with a nanometer heating layer, the heating oil pipe upper end flowline is connected with fuel-displaced cavity, and fuel-displaced nozzle is offered on fuel-displaced cavity, discharge port is communicated on the upper lid.The heating device for plasticizing machine, multilayered structure is arranged using the cylinder of injection molding machine, and outside carries out preheating heating to cylinder using heating oil pipe, and oil pipe is heated using ten groups of fuel ring pipes arranged up and down, preheating speed is fast, energy consumption is reduced, the heating operation of plastics in injection molding machine can be preferably carried out, promotes the development of injection molding machine industry.

Description

A kind of heating device for plasticizing machine

Technical field

The utility model relates to injection molding machine technical field, specially a kind of heating device for plasticizing machine.

Background technique

Injection molding machine is one of the main production equipments of plastic processing industry, it has the processing of various plastics good suitable Ying Xing, can be to complex contour, accurate size or the dense plastic products one-pass molding of quality equipped with metal insert, and it is produced Ability is higher, it is easy to accomplish automation, therefore become and increase one of most fast, machine that production quantity is most in plastics machinery, During being processed using injection molding machine to various plastics, need to the granular or powdered plastic raw material heating in barrel, The raw materials for plastics production of molten condition are injected into the die cavity of closure again, plastic products, existing note are obtained after cured sizing It moulds the intracorporal Resistant heating mode heating rate of cylinder slowly and the thermal efficiency is low, lead to pre-heating temperature elevation process and heating melting process In energy loss it is very big so that the production cost increases, fall in profitability.

In order to solve disadvantage existing currently on the market, it is badly in need of improving the technology of heating device, can preferably carries out The heating operation of plastics in injection molding machine promotes the development of injection molding machine industry.

Utility model content

The purpose of this utility model is to provide a kind of heating device for plasticizing machine, mentioned above in the background art to solve The existing intracorporal Resistant heating mode heating rate of injection molding cylinder is slow and the thermal efficiency is low, leads to pre-heating temperature elevation process and heating Energy loss in melting process is very big, so that the production cost increases, the problem of falling in profitability.

To achieve the above object, the utility model provides the following technical solutions: a kind of heating device for plasticizing machine, including injection molding Machine heating cylinder, upper cover and heating oil pipe, the injection molding machine heating cylinder top has been bolted upper cover, and injection molding machine adds It is enclosed with insulating layer on the outside of hot cylinder, the insulating layer is internally provided with alloy shell, and alloy shell is internally provided with reflection Layer, and heating chamber is enclosed between alloy shell and reflecting layer, the heating chamber is internally provided with heating oil pipe, and heats oil Fuel ring pipe is provided on pipe, the reflecting layer is internally provided with a nanometer heating layer, and sets between nanometer heating layer and reflecting layer Heated packed beds are equipped with, microwave applicator and electric heating sheets are evenly arranged with inside the heated packed beds, and heat on oil pipe End oil inlet pipe is connected with oil inlet cavity, and the heating oil pipe upper end flowline is connected with fuel-displaced cavity, and on fuel-displaced cavity Fuel-displaced nozzle is offered, is communicated with discharge port on the upper lid.

Preferably, the injection molding machine heating cylinder upper and lower ends are provided with connecting flange, and on injection molding machine heating cylinder End flanges and the flange seal of upper cover lower end are fixed together, and the reflecting layer being arranged inside injection molding machine heating cylinder is aluminium foil Material is wrapped up.

It preferably, is the semicircular structure of protrusion in the middle part of the upper cover, and the fuel-displaced cavity and oil suction chamber being arranged on upper lid Body is hemi-spherical cavities, and fuel-displaced cavity is connected together with oil inlet inside cavity by heating oil pipe, while fuel-displaced Control valve is mounted on nozzle and oil inlet nozzle.

Preferably, setting forms cylindrical structure, and annular oil below 10 groups of fuel ring pipes being arranged on the heating oil pipe Pipe is helical structure, while being tightly wrapped on the outside of reflecting layer.

Preferably, the microwave applicator and electric heating sheets are evenly arranged with six groups, and six groups of microwave applicators and electricity add Backing is uniformly arranged on that nanometer between heating layer and reflecting layer position, and filled with heating on the outside of microwave applicator and electric heating sheets Filled layer.

Preferably, the alloy shell is stainless steel material process, and the insulating layer wrapped up on the outside of alloy shell is fluorine carbon Coating material is made, and heated packed beds are boron nitride composite.

Compared with prior art, the utility model has the beneficial effects that the heating device for plasticizing machine, structure setting is reasonable, Multilayered structure is arranged using the cylinder of injection molding machine, and outside carries out preheating heating to cylinder using heating oil pipe, and heats oil pipe Using ten groups of fuel ring pipes arranged up and down, preheating speed is fast, reduces energy consumption, and inside is added using electric heating sheets and microwave Hot device setting, heating speed is fast, and Heat Conduction Material is filled on the outside of electric heating sheets and microwave applicator, and heating efficiency is high, leads to The nanometer heating layer inside setting protective layer cooperation on the outside is crossed, the loss of heat transfer and air thermal convection can be effectively reduced, Electric conversion rate is high, can preferably carry out the heating operation of plastics in injection molding machine, promotes the development of injection molding machine industry.

Detailed description of the invention

Fig. 1 is the utility model structure schematic elevation view；

Fig. 2 is the utility model structure injection molding machine heating cylinder diagrammatic cross-section；

Fig. 3 is the utility model structure upper cover schematic top plan view；

Fig. 4 is that the utility model structure heats oil pipe schematic diagram.

In figure: 1, injection molding machine heating cylinder, 2, upper cover, 3, heating chamber, 4, heating oil pipe, 5, nanometer heating layer, 6, microwave Heater, 7, electric heating sheets, 8, heated packed beds, 9, reflecting layer, 10, fuel ring pipe, 11, insulating layer, 12, alloy shell, 13, Fuel-displaced cavity, 14, fuel-displaced nozzle, 15, oil inlet nozzle, 16, oil inlet cavity, 17, discharge port.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-4 is please referred to, the utility model provides a kind of technical solution: a kind of heating device for plasticizing machine, including injection molding machine Heating cylinder 1, upper cover 2 and heating oil pipe 4, have been bolted upper cover 2 above injection molding machine heating cylinder 1, and injection molding machine adds Insulating layer 11 is enclosed on the outside of hot cylinder 1,1 upper and lower ends of injection molding machine heating cylinder are provided with connecting flange, and injection molding machine adds Hot 1 upper flanges of cylinder and the flange seal of 2 lower end of upper cover are fixed together, and be arranged inside injection molding machine heating cylinder 1 Reflecting layer 9 is that aluminium foil material is wrapped up, and insulating layer 11 is internally provided with alloy shell 12, and alloy shell 12 and reflecting layer It is enclosed with heating chamber 3 between 9, alloy shell 12 is stainless steel material process, and the insulating layer 11 wrapped up on the outside of alloy shell 12 It is made of fluorocarbon coating material, and heated packed beds 8 are boron nitride composite, heating chamber 3 is internally provided with heating oil pipe 4, and heat and be provided with fuel ring pipe 10 on oil pipe 4, reflecting layer 9 is internally provided with nanometer heating layer 5, and 5 He of nanometer heating layer It is provided with heated packed beds 8 between reflecting layer 9, microwave applicator 6 and electric heating sheets 7 are evenly arranged with inside heated packed beds 8, Microwave applicator 6 and electric heating sheets 7 are evenly arranged with six groups, and six groups of microwave applicators 6 and electric heating sheets 7 are uniformly arranged on and receive Position between rice heating layer 5 and reflecting layer 9, and heated packed beds 8 are filled on the outside of microwave applicator 6 and electric heating sheets 7, and add 4 upper end oil inlet pipe of hot oil pipe is connected with oil inlet cavity 16, heats and shape is arranged below 10 groups of fuel ring pipes 10 being arranged on oil pipe 4 At cylindrical structure, and fuel ring pipe 10 is helical structure, while being tightly wrapped in 9 outside of reflecting layer, and heating 4 upper end of oil pipe is fuel-displaced Pipe is connected with fuel-displaced cavity 13, and fuel-displaced nozzle 14 is offered on fuel-displaced cavity 13, is communicated with discharge port 17 in upper cover 2, on It is the semicircular structure of protrusion in the middle part of lid 2, and the fuel-displaced cavity 13 and oil inlet cavity 16 being arranged in upper cover 2 are hemispherical sky Chamber, and fuel-displaced cavity 13 with inside oil inlet cavity 16 by heat oil pipe 4 be connected together, while fuel-displaced nozzle 14 and into Control valve is mounted on oil pipe mouth 15.

Upper cover 2: when using the heating device for plasticizing machine, being fixed on injection molding machine heating cylinder 1 by working principle first, And heat oil pipe 4 and be connected with oil inlet cavity 16 and fuel-displaced cavity 13 together, the oil inlet nozzle being arranged on oil inlet cavity 16 15 and fuel-displaced cavity 13 on the fuel-displaced nozzle 14 that is arranged be connected with oily heating structure, form preheating, and the note after the completion of preheating Molding machine heating cylinder 1, and the microwave applicator 6 and electric heating sheets 7 being uniformly arranged inside heated packed beds 8 carry out, and quickly heat, Molten plastic, and the nanometer heating layer 5 being arranged inside upper cover 2, can effectively reduce the loss of heat transfer and air thermal convection, electricity Thermal conversion rate is high, and here it is the whole process of heating device for plasticizing machine work.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (6)

1. a kind of heating device for plasticizing machine, including injection molding machine heating cylinder (1), upper cover (2) and heating oil pipe (4), feature exists In: it has been bolted upper cover (2) above the injection molding machine heating cylinder (1), and package on the outside of injection molding machine heating cylinder (1) Have insulating layer (11), the insulating layer (11) is internally provided with alloy shell (12), and alloy shell (12) is internally provided with instead It penetrates layer (9), and is enclosed with heating chamber (3) between alloy shell (12) and reflecting layer (9), setting inside the heating chamber (3) Have heating oil pipe (4), and heat and be provided with fuel ring pipe (10) on oil pipe (4), the reflecting layer (9) is internally provided with nanometer hair Thermosphere (5), and heated packed beds (8) are provided between nanometer heating layer (5) and reflecting layer (9), in the heated packed beds (8) Portion is evenly arranged with microwave applicator (6) and electric heating sheets (7), and heats oil pipe (4) upper end oil inlet pipe and oil inlet cavity (16) It is connected, heating oil pipe (4) the upper end flowline is connected with fuel-displaced cavity (13), and offers out on fuel-displaced cavity (13) Oil pipe mouth (14) is communicated with discharge port (17) on the upper cover (2).

2. a kind of heating device for plasticizing machine according to claim 1, it is characterised in that: the injection molding machine heating cylinder (1) Upper and lower ends are provided with connecting flange, and the flange seal of injection molding machine heating cylinder (1) upper flanges and upper cover (2) lower end is solid The reflecting layer (9) for being scheduled on together, and being arranged inside injection molding machine heating cylinder (1) is that aluminium foil material is wrapped up.

3. a kind of heating device for plasticizing machine according to claim 1, it is characterised in that: be protrusion in the middle part of the upper cover (2) Semicircular structure, and the fuel-displaced cavity (13) and oil inlet cavity (16) that are arranged in upper cover (2) are hemi-spherical cavities, and are gone out Be connected together inside oil cavity (13) and oil inlet cavity (16) by heating oil pipe (4), at the same fuel-displaced nozzle (14) and into Oil pipe mouth is mounted on control valve on (15).

4. a kind of heating device for plasticizing machine according to claim 1, it is characterised in that: be arranged on the heating oil pipe (4) 10 groups of fuel ring pipes (10) below setting form cylindrical structure, and fuel ring pipe (10) is helical structure, while tightly being wrapped up On the outside of reflecting layer (9).

5. a kind of heating device for plasticizing machine according to claim 1, it is characterised in that: the microwave applicator (6) and electricity Heating sheet (7) is evenly arranged with six groups, and six groups of microwave applicators (6) and electric heating sheets (7) are uniformly arranged on a nanometer heating layer (5) position between reflecting layer (9), and heated packed beds (8) are filled on the outside of microwave applicator (6) and electric heating sheets (7).

6. a kind of heating device for plasticizing machine according to claim 1, it is characterised in that: the alloy shell (12) is stainless Steel material process, and the insulating layer (11) wrapped up on the outside of alloy shell (12) is made of fluorocarbon coating material, and heats filling Layer (8) is boron nitride composite.