CN218989074U

CN218989074U - Heating device for large profiling die

Info

Publication number: CN218989074U
Application number: CN202222666944.5U
Authority: CN
Inventors: 姜怡辰; 王树美; 熊川虎; 高月强; 熊琨
Original assignee: Shandong Kangyou Glass Material Co ltd
Current assignee: Shandong Kangyou Glass Material Co ltd
Priority date: 2022-10-11
Filing date: 2022-10-11
Publication date: 2023-05-09
Anticipated expiration: 2032-10-11

Abstract

The utility model relates to a glass processing tool, in particular to a large-scale compression mold heating device, which comprises a box-type outer cover with an opening at the upper end, wherein the box-type outer cover is formed by welding stainless steel plates, a glass fiber heat-insulating cotton layer is covered on the inner surface of the box-type outer cover, a high-temperature-resistant light heat-insulating brick layer is laid in the glass fiber heat-insulating cotton layer, grooves which are connected end to end and are arranged in a serpentine shape are formed in the inner side wall of the high-temperature-resistant light heat-insulating brick layer, and iron-chromium-aluminum resistance wires are embedded in the grooves; the two ends of the iron-chromium-aluminum resistance wire are respectively connected to the two power supply binding posts in the power supply box; the large-sized profiling die is placed in a basin-shaped cavity formed by the high-temperature-resistant light heat-insulating brick layer in a surrounding mode. Compared with the prior art, the utility model solves the problem of temperature rise of the large profiling die, can achieve the effect of uniform die temperature, can improve the die temperature rise rate and reduce the energy consumption.

Description

Heating device for large profiling die

Technical Field

The utility model relates to a glass processing tool, in particular to a large-scale compression mold heating device.

Background

At present, the heating mode of the glass profiling die mainly comprises a heating rod, but the heating rod is suitable for small profiling parts. In a large-scale compression molding part, the compression mold is large in size, so that the heating rod is easy to cause high local temperature of the mold and low local temperature, and the compression molding is influenced. In addition, more heating rods are needed, and the energy consumption is excessive.

Disclosure of Invention

In order to solve the technical problems in the prior art, the utility model provides a large-scale compression mold heating device, which adopts the following technical scheme:

a large-scale compression mold heating device comprises a box-type outer cover with an opening at the upper end, which is formed by welding stainless steel plates, wherein the inner surface of the box-type outer cover is covered with a glass fiber heat-insulating cotton layer, a high-temperature-resistant light heat-insulating brick layer is laid in the glass fiber heat-insulating cotton layer, grooves which are connected end to end and arranged in a serpentine manner are formed in the inner side wall of the high-temperature-resistant light heat-insulating brick layer, and iron-chromium-aluminum resistance wires are embedded in the grooves; the box-type outer cover is fixedly provided with a power supply box, and two ends of the iron-chromium-aluminum resistance wire are respectively connected to two power supply binding posts in the power supply box; the large-sized profiling die is placed in a basin-shaped cavity formed by the high-temperature-resistant light heat-insulating brick layer in a surrounding mode.

Further, one side surface of the box-type outer cover is provided with a thermocouple hole, the thermocouple hole penetrates through the glass fiber heat insulation cotton layer and the high-temperature-resistant light heat insulation brick layer to be communicated with the basin-shaped cavity, and the thermocouple hole is provided with a thermocouple.

Further, the four corners of the box-type outer cover are respectively welded with an axial vertical stainless steel nut, and the four stainless steel screws are respectively in threaded connection with the four stainless steel nuts.

Compared with the prior art, the utility model solves the problem of temperature rise of the large profiling die, can achieve the effect of uniform die temperature, can improve the die temperature rise rate and reduce the energy consumption.

Drawings

Fig. 1 is a schematic structural view of the present utility model.

Fig. 2 is a cross-sectional view at A-A in fig. 1.

Description of the embodiments

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; the two components can be connected mechanically or electrically, or directly or indirectly through an intermediate medium, or can be communicated with each other. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Other advantages and advantages of the present utility model will become apparent to those skilled in the art from the following detailed description, which, by way of illustration, is to be read in connection with certain specific embodiments, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The large-scale compression mold heating device comprises a box-type outer cover 1 with an opening at the upper end, which is formed by welding stainless steel plates, wherein the inner surface of the box-type outer cover 1 is covered with a glass fiber heat-insulating cotton layer 2, a high-temperature-resistant light heat-insulating brick layer 3 is built in the glass fiber heat-insulating cotton layer 2, grooves 4 which are connected end to end and are arranged in a serpentine manner are formed in the inner side wall of the high-temperature-resistant light heat-insulating brick layer 3, and iron-chromium-aluminum resistance wires 5 are embedded in the grooves 4; a power supply box 7 is fixedly arranged outside the box-type outer cover 1, and two ends of the iron-chromium-aluminum resistance wire 5 are respectively connected to two power supply binding posts in the power supply box 7; the large-sized profiling die is placed in a basin-shaped cavity formed by the high-temperature-resistant light heat-insulating brick layer 3 in a surrounding mode. One side surface of the box-type outer cover 1 is provided with a thermocouple hole 8, the thermocouple hole 8 penetrates through the glass fiber heat insulation cotton layer 2 and the high-temperature-resistant light heat insulation brick layer 3 to be communicated with the basin-shaped cavity, and a thermocouple is arranged in the thermocouple hole 8. The four corners of the box-type outer cover 1 are respectively welded with an axial vertical stainless steel nut 6, and four stainless steel screws 9 are respectively in threaded connection with the four stainless steel nuts 6.

The outer sleeve is made of stainless steel, so that the long service time can be prevented, and the outer sleeve is deformed due to high temperature. The glass fiber heat-insulating cotton and the high-temperature-resistant light heat-insulating brick are used in the stainless steel jacket, so that the loss of temperature can be effectively reduced, and the stainless steel jacket is protected from being scalded carelessly. The high-temperature-resistant light insulating brick has the characteristics of light weight, high temperature resistance, easiness in processing and the like, the weight of the device can be reduced, the brick body is prevented from being broken due to rapid temperature rise in the temperature rising process, and the resistance wire can be grooved and fixed relatively easily. The inside encloses into a cavity, can make the mould evenly be heated all around, has guaranteed the stability of mould temperature, avoids leading to the fact the die mould waste product because of mould temperature is unstable. The height of the device is adjusted through the screw and the nut, so that the requirements of various dies with different heights are met. The resistance wire can be positioned in the light heat insulation brick due to the grooves, so that the contact between the resistance wire and the die is avoided, and the periphery of the die can be heated and heated uniformly. The thermocouple is placed in the thermocouple hole, so that the temperature of the die can be effectively monitored.

While the utility model has been described in detail in the foregoing general description and specific examples, it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, such modifications or improvements may be made without departing from the spirit of the utility model and are intended to be within the scope of the utility model as claimed.

The present utility model is not described in detail in the prior art or common general knowledge in the art.

Claims

1. The large-scale compression mold heating device is characterized by comprising a box-type outer cover (1) with an opening at the upper end, which is formed by welding stainless steel plates, wherein the inner surface of the box-type outer cover (1) is covered with a glass fiber heat-insulation cotton layer (2), a high-temperature-resistant light heat-insulation brick layer (3) is built in the glass fiber heat-insulation cotton layer (2), grooves (4) which are connected end to end and are arranged in a serpentine manner are formed in the inner side wall of the high-temperature-resistant light heat-insulation brick layer (3), and iron-chromium-aluminum resistance wires (5) are embedded in the grooves (4); a power supply box (7) is fixedly arranged outside the box-type outer cover (1), and two ends of the iron-chromium-aluminum resistance wire (5) are respectively connected to two power supply binding posts in the power supply box (7); the large-sized profiling die is placed in a basin-shaped cavity formed by the high-temperature-resistant light heat-insulating brick layer (3) in a surrounding mode.

2. The large-scale compression mold heating device according to claim 1, wherein a thermocouple hole (8) is formed in one side surface of the box-type outer cover (1), the thermocouple hole (8) penetrates through the glass fiber heat insulation cotton layer (2) and the high-temperature-resistant light heat insulation brick layer (3) to be communicated with the basin-shaped cavity, and a thermocouple is arranged in the thermocouple hole (8).

3. A large profiling die heating apparatus according to claim 1, characterized in that four corners of the box-type housing (1) are respectively welded with an axially vertical stainless steel nut (6), and four stainless steel screws (9) are respectively screwed with the four stainless steel nuts (6).