CN211968068U

CN211968068U - Heating device for plastic product

Info

Publication number: CN211968068U
Application number: CN202020544760.XU
Authority: CN
Inventors: 黄朝
Original assignee: Shanghai Liying Plastic Technology Co ltd
Current assignee: Shanghai Liying Plastic Technology Co ltd
Priority date: 2020-04-14
Filing date: 2020-04-14
Publication date: 2020-11-20
Anticipated expiration: 2030-04-14

Abstract

The utility model discloses a heating device for plastic goods, including the heating bucket, the bottom outer wall of heating bucket has the support through the bolt fastening, the top outer wall of heating bucket passes through the sealed lid of hinge fixedly connected with, and the top outer wall welding of sealed lid has the feeder hopper, there is the feeding heat insulating disc in the top of heating bucket through threaded connection, and has driving motor through the bolt fastening in the middle part of the bottom outer wall of heating bucket, driving motor's output shaft has the (mixing) shaft, and the outer wall of (mixing) shaft has cup jointed three to four stirring framves that the equidistance staggers and distributes. The utility model discloses a heating coil in the wall body, cooperation vortex heating rod carries out the rapid melting to the raw materials, and vortex coil heating efficiency is high, and it is efficient to produce heat, and the stirring structure of bottom in the cooperation constantly stirs the raw materials and makes its melting state be heated more even, improves the heating efficiency of plastic.

Description

Heating device for plastic product

Technical Field

The utility model relates to a plastic production technical field especially relates to a heating device for plastic.

Background

The plastic is widely applied and is an indispensable component in household appliances, automobiles, mobile phones, PCs, medical appliances and lighting appliances. With the continuous and stable growth of economy in China, industries such as household appliances, automobiles, mobile phones, PCs, medical appliances and the like benefit from good external environments, rapid development is also realized, and the development of downstream industries further draws the demand on plastics.

The existing plastic production is produced through a mold and the like, the plastic raw materials are required to be melted into fluid for injection molding at first, the existing heating device is directly decocted into a molten state through high temperature, the molten state is easy to adhere and uneven to be heated, and in the continuous feeding process, the subsequent feeding is carried in molten materials due to insufficient melting, so that the subsequent molding operation is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a heating device for plastic products.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a heating device for plastic goods, includes the heating bucket, the bottom outer wall of heating bucket has the support through the bolt fastening, the top outer wall of heating bucket passes through the sealed lid of hinge fixedly connected with, and the top outer wall welding of sealed lid has the feeder hopper, there is the feeding heat insulating disc in the top of heating bucket through threaded connection, and has driving motor through the bolt fastening in the bottom outer wall middle part of heating bucket, driving motor's output shaft has the (mixing) shaft, and the outer wall of (mixing) shaft cup joints the stirring frame that three to four equidistance crisscross distributions, the bottom inner wall four sides equidistance distribution of heating bucket has the vortex heating rod, the inner wall middle part of heating bucket is equipped with the cavity, and the inner wall of cavity has arranged inner barrel heating coil, the bottom outer wall of heating bucket is equipped with row material flange, and arranges.

As a further proposal of the utility model, three air blowing pipes are annularly distributed on the outer wall of the heating barrel at equal intervals, and the end parts of the air blowing pipes are communicated with the inner wall of the heating barrel.

As a further scheme of the utility model, feeding heat-insulating tray includes the sloping cam plate body, blows material fan and solenoid valve, and the outside of sloping cam plate body is equipped with concave channel way, solenoid valve equidistance annular is to pressing from both sides and is established on the inner wall of concave channel way, the bottom outer wall of blowing material fan passes through the bolt fastening at the top outer wall middle part of sloping cam plate body.

As a further scheme of the utility model, the bottom outer wall middle part of the swash plate body is equipped with temperature sensor, and temperature sensor's signal end passing signal line is connected with the PLC controller.

As a further proposal of the utility model, the stirring frame comprises four L-shaped supports distributed in an annular shape with equal distance, and the two side outer walls of the L-shaped supports are distributed with perforated holes in parallel with equal distance.

As a further aspect of the present invention, the eddy current heating rod includes an eddy current coil and a heating rod, and the eddy current coil is sleeved on the outer wall of the heating rod.

As a further scheme of the utility model, driving motor, vortex heating rod and blowing fan all are connected with the switch, and the switch is connected through wire and PLC controller.

The utility model has the advantages that:

1. the heating device for the plastic product rapidly melts the raw materials by the heating coil in the wall body and the matching of the eddy current heating rod, the eddy current coil has high heating efficiency and high heat production efficiency, and the raw materials are continuously stirred by the matching of the stirring structure at the upper bottom, so that the molten state of the raw materials is more uniformly heated, and the heating efficiency of the plastic is improved;

2. this material structure is thrown at top among heating device for plastic product is equipped with feeding heat-insulating disc, can not receive the influence of heat feeding when having guaranteed the feeding, blocks up at the feeder hopper, and the lateral wall feeding is passed through in the feeding simultaneously, is located between vortex heating rod and the wall body heating coil, can be heated fast, guarantees to mix with the raw materials of inside molten state, reduces because throw the granular sensation in the inhomogeneous melting that causes of material

Drawings

FIG. 1 is a schematic sectional view of a heating device for plastic products according to the present invention;

FIG. 2 is a schematic view of a cover-removing overlooking structure of a heating device for plastic products according to the present invention;

fig. 3 is a schematic structural view of a feeding heat insulation plate of a heating device for plastic products according to the present invention.

In the figure: the device comprises a support 1, a discharge pipe 2, a heating barrel 3, a stirring frame 4, a vortex heating rod 5, an inner barrel heating coil 6, a feeding heat insulation plate 7, a blowing fan 8, a sealing cover 9, a feeding hopper 10, a driving motor 11, a blowing pipe 12, an electromagnetic valve 13 and a tilting tray 14.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Referring to fig. 1-3, a heating device for plastic products, comprising a heating barrel 3, a support 1 fixed on the outer wall of the bottom end of the heating barrel 3 through bolts, a sealing cover 9 fixedly connected on the outer wall of the top of the heating barrel 3 through hinges, a feed hopper 10 welded on the outer wall of the top of the sealing cover 9, a feed heat insulation disc 7 connected on the inner side of the top end of the heating barrel 3 through threads, a driving motor 11 fixed on the middle part of the outer wall of the bottom end of the heating barrel 3 through bolts, a stirring shaft connected on the output shaft of the driving motor 11, three to four stirring frames 4 distributed equidistantly and staggered, vortex heating rods 5 distributed on four sides of the inner wall of the bottom end of the heating barrel 3 at equal intervals, a cavity arranged on the middle part of the inner wall of the heating barrel 3, an inner heating coil 6 arranged on the inner wall of the cavity, a discharge flange arranged on the outer, three air blowing pipes 12 are annularly distributed on the outer wall of the heating barrel 3 at equal intervals, the end parts of the air blowing pipes 12 are communicated with the inner wall of the heating barrel 3, the feeding heat insulation disc 7 comprises a tilting tray body 14, a material blowing fan 8 and a solenoid valve 13, a concave channel is arranged outside the tilting tray body 14, the solenoid valve 13 is oppositely clamped on the inner wall of the concave channel at equal intervals, the outer wall of the bottom end of the material blowing fan 8 is fixed in the middle of the outer wall of the top part of the tilting tray body 14 through bolts, a temperature sensor is arranged in the middle of the outer wall of the bottom end of the tilting tray body 14, the signal end of the temperature sensor is connected with a PLC (programmable logic controller) through a signal wire, the stirring frame 4 comprises four L-shaped supports which are annularly distributed at equal intervals, through holes are parallelly distributed on the outer walls of two sides of the L-shaped supports at equal intervals, the eddy heating rod 5 comprises an eddy current coil, and the switch is connected with the PLC controller through a lead.

The working principle is as follows: this heating device for plastic goods is when using, throw into through feeder hopper 10 and handle back raw materials, blow into the recess of feeding heat insulating disc 7 with it through blowing material fan 8, throw into through solenoid valve 13, preheat through inner barrel heating coil 6 before the heating, the raw materials utilizes vortex heating rod 5 to carry out rapid heating after getting into, and drive stirring frame 4 through driving motor 11 and rotate stirring raw materials, make its rapid melting, after the temperature reached certain standard in the heating barrel 3, the raw materials is the melt state, can through the plastic material of row's material pipe 2 discharge melt state.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A heating device for plastic products comprises a heating barrel (3) and is characterized in that a support (1) is fixed on the outer wall of the bottom of the heating barrel (3) through bolts, a sealing cover (9) is fixedly connected on the outer wall of the top of the heating barrel (3) through a hinge, a feeding hopper (10) is welded on the outer wall of the top of the sealing cover (9), a feeding heat insulation disc (7) is connected on the inner edge of the top end of the heating barrel (3) through threads, a driving motor (11) is fixed on the middle part of the outer wall of the bottom of the heating barrel (3) through bolts, an output shaft of the driving motor (11) is connected with a stirring shaft, three to four stirring frames (4) which are equidistantly and alternately distributed are sleeved on the outer wall of the stirring shaft, eddy current heating rods (5) are equidistantly distributed on four sides of the inner wall of the bottom of the heating barrel, and the inner wall of cavity has been arranged interior staving heating coil (6), the bottom outer wall of heating bucket (3) is equipped with row material flange, and arranges the outer wall of material flange and has cup jointed row material pipe (2).

2. The heating device for plastic products as claimed in claim 1, wherein three blowing pipes (12) are annularly distributed on the outer wall of the heating barrel (3) at equal intervals, and the end parts of the blowing pipes (12) are communicated with the inner wall of the heating barrel (3).

3. The heating device for plastic products as claimed in claim 1, wherein the feeding heat insulation plate (7) comprises a swash plate body (14), a blowing fan (8) and a solenoid valve (13), and the outer edge of the swash plate body (14) is provided with a concave channel, the solenoid valve (13) is oppositely clamped on the inner wall of the concave channel in an annular shape with equal distance, and the outer wall of the bottom end of the blowing fan (8) is fixed in the middle of the outer wall of the top of the swash plate body (14) through bolts.

4. The heating device for plastic products as claimed in claim 3, wherein a temperature sensor is disposed at the middle of the outer wall of the bottom end of the swash plate body (14), and a signal end of the temperature sensor is connected to a PLC controller via a signal line.

5. The heating device for plastic products as claimed in claim 1, wherein the stirring rack (4) comprises four L-shaped brackets distributed annularly at equal intervals, and the two outer walls of the L-shaped brackets are distributed with through holes at equal intervals and in parallel.

6. The heating device for plastic products as claimed in claim 1, characterized in that the eddy current heating rod (5) comprises an eddy current coil and a heating rod, and the eddy current coil is sleeved on the outer wall of the heating rod.

7. The heating device for plastic products as claimed in claim 1, wherein the driving motor (11), the eddy heating rod (5) and the blowing fan (8) are all connected with switches, and the switches are connected with a PLC controller through wires.