CN214773951U

CN214773951U - Heating device of plastic uptake forming machine

Info

Publication number: CN214773951U
Application number: CN202120403934.5U
Authority: CN
Inventors: 陈亮
Original assignee: Zhejiang Weibin Three Dimensional Technology Co ltd
Current assignee: Zhejiang Weibin Three Dimensional Technology Co ltd
Priority date: 2021-02-23
Filing date: 2021-02-23
Publication date: 2021-11-19
Anticipated expiration: 2031-02-23

Abstract

The utility model provides a heating device of plastic uptake make-up machine belongs to the plastic uptake field, and it has solved current because do not have thermal insulation material between heater and the casing, then leads to the casing to soften the deformation easily. A heating device of a plastic suction forming machine comprises a shell and a heater arranged in the shell, wherein an opening used for exposing the bottom of the heating heater is formed in the bottom of the shell, and a first heat insulation layer is arranged between the shell and the heater. The utility model discloses can prevent that the casing from softening and warping.

Description

Heating device of plastic uptake forming machine

Technical Field

The utility model belongs to the plastic uptake field, in particular to heating device of plastic uptake make-up machine.

Background

Vacuum Forming (Vacuum Forming), commonly called as plastic uptake, is a plastic processing technology, and the main principle is that after a flat plastic hard sheet is heated and softened, the plastic hard sheet is absorbed on the surface of a mold in Vacuum, and is formed after cooling, so that the Vacuum Forming plastic hard sheet is widely used in the industries of plastic packaging, lamp decoration, advertisement, decoration and the like.

In the heating device of the existing plastic suction forming machine, because the heat insulating material is not arranged between the heater and the shell, the shell is easy to soften and deform.

SUMMERY OF THE UTILITY MODEL

The first objective of the present invention is to solve the above problems in the prior art, and to provide a heating device for a plastic molding machine.

The first objective of the present invention can be achieved by the following technical solutions: the heating device of the plastic suction forming machine is characterized by comprising a shell and a heater arranged in the shell, wherein an opening used for exposing the bottom of the heater is formed in the bottom of the shell, and a first heat insulation layer is arranged between the shell and the heater.

The utility model discloses a theory of operation: the heating device is arranged above the plastic suction forming machine, the plastic hard sheet is arranged below the heating device, the heater penetrates through the opening to heat and soften the plastic hard sheet, and the first heat insulation layer is arranged between the shell and the heater and plays a heat insulation role to prevent the shell from deforming under heat. The utility model discloses can prevent that the casing from softening and warping.

In the heating device of the plastic suction forming machine, the number of the heaters is four, and the heaters are arranged in parallel.

In the heating device of the plastic suction forming machine, the shell comprises a bottom plate, the opening is formed in the bottom plate, and the bottom plate is further provided with a plurality of first heat dissipation holes.

In the heating device of the plastic suction forming machine, the housing includes a cover which is arranged above the heater.

In the heating device of the plastic suction forming machine, a plurality of second heat dissipation holes are formed in two sides of the cover.

In the heating device of the plastic suction forming machine, the heater is also covered with the reflecting cover, and the reflecting cover is used for reflecting heat radiation.

In the heating device of the plastic suction forming machine, the inner side surface of the reflecting cover is provided with the reflecting layer, and the reflecting layer is made of a material capable of reflecting heat radiation.

In the heating device of the plastic suction forming machine, the reflecting cover comprises a top plate and four side plates, and the top plate is used for mounting the heater; the side plate is provided with a mounting strip, and the mounting strip is used for mounting the reflection cover on the bottom plate.

In the heating device of the plastic suction forming machine, the first heat insulation layer is connected to the outer sides of the top plate and the four side plates, a second heat insulation layer is further arranged between the top plate and the cover cap, and the second heat insulation layer is connected to the inner wall surface of the cover cap.

In the heating device of the plastic suction forming machine, the bottom plate is provided with a connecting hole, and the cover cap is provided with a stud which is used for aligning the connecting hole.

Compared with the prior art, the utility model discloses can prevent that the casing from softening and warping.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic structural view of the bottom of the housing of the present invention;

FIG. 3 is a schematic structural diagram of the reflection cover of the present invention;

fig. 4 is a schematic structural diagram of the stud of the present invention;

fig. 5 is a schematic cross-sectional structure diagram of the reflective layer of the present invention;

fig. 6 is a schematic sectional view of the second insulating layer according to the present invention.

In the figure, 1, a plastic suction forming machine; 3. a housing; 4. a heater; 5. a base plate; 6. a first heat dissipation hole; 7. a cover; 8. a second heat dissipation hole; 9. a reflector; 10. a reflective layer; 11. a thermal insulation layer; 12. a top plate; 13. a side plate; 14. connecting holes; 15. a stud; 16. an opening; 17. mounting a bar; 18. a second insulating layer.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1 to 6, a heating device of a plastic suction forming machine comprises a housing 3 and a heater 4 arranged in the housing 3, wherein an opening 16 for exposing the bottom of the heater 4 is arranged at the bottom of the housing 3, and a first heat insulation layer 11 is arranged between the housing 3 and the heater 4. The first heat insulation layer 11 is made of heat insulation material. When heated, a rigid sheet of plastic is placed beneath the opening 16. The heating device is arranged above the plastic suction forming machine 1.

More specifically, the number of heaters 4 is four, and the heaters 4 are arranged in parallel. This setting can be to even the heating of plastics hard piece.

In more detail, the housing 3 includes a bottom plate 5, the opening 16 is opened on the bottom plate 5, and the bottom plate 5 is further opened with a plurality of first heat dissipation holes 6. The first heat dissipation hole 6 plays a role in heat dissipation, and prevents dangers such as short circuit and fire when heat dissipation is not in time.

In further detail, the housing 3 includes a cover 7, the cover 7 is disposed over the heater 4, and the heat insulating layer 11 is disposed on an inner side wall surface of the cover 7. The upper part of the heater 4 is covered by a cover 7 to prevent the heater 4 from being exposed, thereby playing a role of protection.

In more detail, the two sides of the cover 7 are provided with a plurality of second heat dissipation holes 8. The second heat dissipation holes 8 play a role in heat dissipation, and prevent dangers such as short circuit, fire and the like caused by untimely heat dissipation.

In more detail, the heater 4 is covered with a reflective cover 9, and the reflective cover 9 is used for reflecting heat radiation. The reflecting cover 9 is arranged above the heater 4, the reflecting cover 9 reflects heat radiation, the heat radiation generated after the heater 4 is heated is emitted towards all directions, and after the reflecting cover 9 irradiates the heater 4, the heat radiation is emitted towards the opening 16 as much as possible, and the plastic hard sheet below the opening 16 is heated, so that the heating efficiency is improved.

In more detail, the inner side surface of the reflection cover 9 is provided with a reflection layer 10, and the reflection layer 10 is made of a material capable of reflecting heat radiation. Materials capable of reflecting heat radiation include aluminum, mirror surface stainless steel, and the like.

In further detail, the reflection cover 9 includes a top plate 12, and the top plate 12 is used for mounting the heater 4. For example by means of screws.

In further detail, the reflection housing 9 comprises four side plates 13, the side plates 13 are provided with mounting bars 17, and the mounting bars 17 are used for mounting the reflection housing 9 on the bottom plate 5. The mounting bar 17 is mounted with the bottom plate 5 through screws, and is simple and firm.

In more detail, the first heat insulation layer 11 is connected to the outer sides of the top plate 12 and the four side plates 13, the first heat insulation layer 11 is entirely wrapped outside the reflection cover 9, the four sides of the first heat insulation layer 11 are fixed with the four side plates 13 through the pressing strips, the conductive wire bundle is arranged above the top plate 12 and located outside the first heat insulation layer 11, and in order to prevent the cover 7 from melting due to the fact that the temperature of the conductive wire bundle is too high, the second heat insulation layer 18 is further arranged between the top plate 12 and the cover 7, and the second heat insulation layer 18 is connected to the inner wall surface of the cover 7.

In further detail, the bottom plate 5 is provided with a connection hole 14, and the cover 7 is provided with a stud 15, the stud 15 being used to align with the connection hole 14. The bottom plate 5 and the cover cap 7 are connected with the stud 15 through the connecting hole 14 by screws, so that the assembly and disassembly are convenient.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Although a large number of terms are used here more, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.

Claims

1. The heating device of the plastic suction forming machine is characterized by comprising a shell (3) and a heater (4) arranged in the shell (3), wherein an opening (16) used for exposing the bottom of the heater (4) is formed in the bottom of the shell (3), and a first heat insulation layer (11) is arranged between the shell (3) and the heater (4).

2. The heating device of a plastic molding machine according to claim 1, wherein the number of the heaters (4) is four, and the heaters (4) are arranged in parallel.

3. The heating device of a plastic molding machine according to claim 1, wherein the housing (3) comprises a bottom plate (5), the opening (16) is formed on the bottom plate (5), and the bottom plate (5) is further formed with a plurality of first heat dissipation holes (6).

4. The heating device of a plastic molding machine according to claim 3, wherein the housing (3) includes a cover (7), and the cover (7) is disposed over the heater (4).

5. The heating device of a plastic molding machine according to claim 4, wherein the cover (7) is provided with a plurality of second heat dissipation holes (8) at both sides thereof.

6. The heating device of a plastic molding machine as claimed in claim 4, wherein the heater (4) is further covered with a reflection cover (9), and the reflection cover (9) is used for reflecting heat radiation.

7. The heating device of a plastic molding machine as claimed in claim 6, characterized in that the inner side of the reflection cover (9) is provided with a reflection layer (10), and the reflection layer (10) is made of a material capable of reflecting heat radiation.

8. The heating device of a plastic molding machine as claimed in claim 6, characterized in that the reflector (9) comprises a top plate (12) and four side plates (13), the top plate (12) is used for mounting the heater (4), the side plates (13) are provided with mounting strips (17), and the mounting strips (17) are used for mounting the reflector (9) on the bottom plate (5).

9. The heating device of a plastic molding machine according to claim 8, wherein the first heat insulating layer (11) is connected to the outside of the top plate (12) and the four side plates (13), a second heat insulating layer (18) is further provided between the top plate (12) and the cover (7), and the second heat insulating layer (18) is connected to the inner wall surface of the cover (7).

10. The heating device of a plastic molding machine as claimed in claim 4, characterized in that the base plate (5) is provided with a connecting hole (14) and the cover (7) is provided with a stud (15), the stud (15) being used to align in the connecting hole (14).