CN220053162U - Laminated glass flat press - Google Patents

Abstract

The utility model is suitable for the technical field of glass flattening equipment, and provides a laminated glass flattening machine, which comprises: the device comprises a rack, a conveying device and a heating device, wherein a containing cavity is arranged on the rack; the conveying device is arranged in the accommodating cavity and is used for conveying the laminated glass; the heating device comprises a first heating part, the first heating part is arranged in the accommodating cavity, the first heating part comprises a first heating component and a second heating component, the first heating component and the second heating component are respectively arranged on two sides of the conveying device, and the first heating component and the second heating component are respectively used for heating two sides of the laminated glass. The laminated glass platen press provided by the utility model can fully heat the two sides of the laminated glass through the first heating component and the second heating component respectively, so that the phenomenon that air bubbles appear on the side part of the laminated glass due to insufficient side heating is effectively avoided.

Description

Laminated glass flat press

Technical Field

The utility model belongs to the technical field of glass flat pressing equipment, and particularly relates to a laminated glass flat pressing machine.

Background

With the progress of society and the increasing level of living of people, people are no longer satisfied with the use of common glass, and the deep processing industry of glass is developed day by day. The secondary glass product, i.e. deep processed glass, is a glass product with specific functions, which is manufactured by adopting one-step formed flat glass (float glass, common drawn flat glass, flat drawn glass and rolled glass) as a basic raw material and adopting different processing technologies according to the use requirements.

The laminated safety glass is made by sandwiching plastic materials such as polyvinyl butyral (PVB) intermediate film, polycarbonate plate, polyurethane plate, acrylic ester plate and the like between two or more layers of glass and processing the glass at high temperature and high pressure. A commonly used intermediate material for laminated glazing is polyvinyl butyral (PVB) sheeting. The PVB film has good cohesiveness, toughness and elasticity, and when the laminated glass is impacted strongly by external force, the film can absorb a large amount of energy, glass fragments can be firmly adhered to the PVB intermediate film, and the glass fragments cannot scatter, so that the possible damage is reduced to the minimum.

The laminated glass has good security, noise reduction, sunlight control and ultraviolet prevention characteristics. According to the requirements, common float glass, toughened glass, LOW-E glass and the like can be selected as raw sheets of the laminated glass, so that the laminated glass has different properties. The processing process of the laminated glass comprises the following steps: cutting, cleaning and processing of glass, lamination, pre-pressing and exhausting, and the like, wherein when pre-pressing and exhausting are carried out on the laminated glass, flat pressing equipment is mostly used for exhausting.

However, in the conventional laminated glass flattening apparatus, when the laminated glass is heated, the edge of the laminated glass cannot be sufficiently heated, air bubbles are likely to occur at the edge of the laminated glass, and the risk of product quality failure is high when the conveying speed is increased.

Disclosure of Invention

The embodiment of the utility model aims to provide a laminated glass flat press, which aims to solve the technical problem that air bubbles are easy to occur at the edge part of laminated glass in the processing process in the prior art.

In order to achieve the above object, according to one aspect of the present utility model, there is provided a laminated glass platen press comprising: the device comprises a rack, a conveying device and a heating device, wherein a containing cavity is arranged on the rack; the conveying device is arranged in the accommodating cavity and is used for conveying the laminated glass; the heating device comprises a first heating part, the first heating part is arranged in the accommodating cavity, the first heating part comprises a first heating component and a second heating component, the first heating component and the second heating component are respectively arranged on two sides of the conveying device, and the first heating component and the second heating component are respectively used for heating two sides of the laminated glass.

Optionally, the conveying device is provided with a preheating area and a plurality of heating areas, the preheating area and the plurality of heating areas are sequentially arranged along the extending direction of the conveying device, the plurality of first heating parts are arranged at intervals along the conveying direction of the conveying device, and at least one of the plurality of first heating parts is located in the preheating area.

Optionally, the heating device further comprises a convection assembly, the convection assembly is arranged in the accommodating cavity, the convection assembly comprises a first convection fan and a second convection fan, the first convection fan is arranged on the upper portion of the conveying device, the second convection fan is arranged on the lower portion of the conveying device, the first convection fan and the second convection fan are oppositely arranged, and the first convection fan and the second convection fan are both used for blowing air towards the direction of the conveying device so as to enable the temperature in the accommodating cavity to be balanced.

Optionally, the convection assembly is a plurality of convection assemblies, and the plurality of convection assemblies are arranged at intervals along the conveying direction of the conveying device and correspond to the plurality of heating areas one by one.

Optionally, the laminated glass platen press further comprises a platen press portion, wherein the platen press portion is arranged in the accommodating cavity and is used for platen press of the laminated glass.

Optionally, the flattening portion includes a first press roller assembly and a second press roller assembly, the first press roller assembly is disposed on a first end of the conveying device and located between the preheating area and the heating area, the second press roller assembly is located on a second end of the conveying device, the first press roller assembly is used for flattening the preheated laminated glass, and the second press roller assembly is used for flattening the heated laminated glass.

Optionally, the first heating component includes first heating pipe, and the second heating component includes the second heating pipe, and first heating pipe and second heating pipe all extend along the direction that is on a parallel with conveyer's direction of delivery, and first heating pipe and second heating pipe are located conveyer's both sides respectively, and first heating pipe and second heating pipe are used for heating laminated glass's both sides respectively.

Optionally, the first heating pipe and the second heating pipe are all a plurality of, and a plurality of first heating pipes and a plurality of second heating pipes all set up along the direction interval that is perpendicular to laminated glass face.

Optionally, the heating device further comprises a second heating part, the second heating part is arranged in the accommodating cavity, the second heating part comprises a third heating component and a fourth heating component, the third heating component is arranged on the upper portion of the conveying device, the fourth heating component is arranged on the lower portion of the conveying device, and the third heating component and the fourth heating component are respectively used for heating two sides of the laminated glass.

Optionally, the third heating component includes the third heating pipe, and the fourth heating component includes the fourth heating pipe, and third heating pipe and fourth heating pipe all extend along the direction of perpendicular to conveyer's direction of delivery, and the third heating pipe is located conveyer's upper portion, and the fourth heating pipe is located conveyer's lower part, and the third heating pipe is used for heating laminated glass's face that keeps away from conveyer, and the fourth heating pipe is used for heating laminated glass's face that is close to conveyer.

The laminated glass platen press has the beneficial effects that: compared with the prior art, the laminated glass platen press provided by the utility model has the advantages that the first heating component and the second heating component are respectively arranged at the two sides of the conveying device, so that the laminated glass provided by the utility model can be fully heated at the two sides of the laminated glass through the first heating component and the second heating component in the conveying process of the laminated glass through the conveying device, and the phenomenon of air bubbles at the side part of the laminated glass caused by insufficient edge heating is effectively avoided.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural view of a laminated glass platen press according to an embodiment of the present utility model;

fig. 2 is a schematic structural diagram of a laminated glass platen press according to another embodiment of the present utility model;

reference numerals related to the above figures are as follows:

10. a frame;

21. a preheating zone; 22. a heating zone;

31. a first heating section; 311. a first heating pipe; 312. a second heating pipe;

41. a first press roll assembly; 42. and a second press roll assembly.

Detailed Description

In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the utility model is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

It will be understood that when an element is referred to as being "mounted" or "disposed" on another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element. Embodiments of the utility model and features of the embodiments may be combined with each other without conflict. The utility model will be described in detail below with reference to the drawings in connection with embodiments.

It is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are merely for convenience in describing and simplifying the description based on the orientation or positional relationship shown in the drawings, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

As described in the background art, with the progress of society and the increasing level of living of people, people are no longer satisfied with the use of ordinary glass, and the deep processing industry of glass is becoming developed. The secondary glass product, i.e. deep processed glass, is a glass product with specific functions, which is manufactured by adopting one-step formed flat glass (float glass, common drawn flat glass, flat drawn glass and rolled glass) as a basic raw material and adopting different processing technologies according to the use requirements. The laminated safety glass is made by sandwiching plastic materials such as polyvinyl butyral (PVB) intermediate film, polycarbonate plate, polyurethane plate, acrylic ester plate and the like between two or more layers of glass and processing the glass at high temperature and high pressure. A commonly used intermediate material for laminated glazing is polyvinyl butyral (PVB) sheeting. The PVB film has good cohesiveness, toughness and elasticity, and when the laminated glass is impacted strongly by external force, the film can absorb a large amount of energy, glass fragments can be firmly adhered to the PVB intermediate film, and the glass fragments cannot scatter, so that the possible damage is reduced to the minimum. The laminated glass has good security, noise reduction, sunlight control and ultraviolet prevention characteristics. According to the requirements, common float glass, toughened glass, LOW-E glass and the like can be selected as raw sheets of the laminated glass, so that the laminated glass has different properties. The processing process of the laminated glass comprises the following steps: cutting, cleaning and processing of glass, lamination, pre-pressing and exhausting, and the like, wherein when pre-pressing and exhausting are carried out on the laminated glass, flat pressing equipment is mostly used for exhausting. However, in the conventional laminated glass flattening apparatus, when the laminated glass is heated, the edge of the laminated glass cannot be sufficiently heated, air bubbles are likely to occur at the edge of the laminated glass, and the risk of product quality failure is high when the conveying speed is increased.

Referring to fig. 1 and 2, in order to solve the above problems, according to an aspect of the present utility model, an embodiment of the present utility model provides a laminated glass platen press including: the device comprises a rack 10, a conveying device and a heating device, wherein a containing cavity is arranged on the rack 10; the conveying device is arranged in the accommodating cavity and is used for conveying the laminated glass; the heating device comprises a first heating part 31, the first heating part 31 is arranged in the accommodating cavity, the first heating part 31 comprises a first heating component and a second heating component, the first heating component and the second heating component are respectively arranged on two sides of the conveying device, and the first heating component and the second heating component are respectively used for heating two sides of the laminated glass. According to the laminated glass flat press provided by the embodiment, the first heating component and the second heating component are respectively arranged on the two sides of the conveying device, so that the laminated glass provided by the embodiment can be fully heated on the two sides of the laminated glass respectively through the first heating component and the second heating component in the conveying process of the conveying device, and the phenomenon that air bubbles appear on the side part of the laminated glass due to insufficient edge heating is effectively avoided.

In a specific embodiment, the laminated glass provided in this embodiment is composed of an upper glass layer, a middle film layer, and a lower glass layer.

In a preferred embodiment, the middle layer film provided in this embodiment is made of polyvinyl butyral.

Referring to fig. 1 and 2, in order to enable the laminated glass provided in the present embodiment to be sufficiently heated, the preheating area 21 and the plurality of heating areas 22 are formed on the conveying device in the present embodiment, the preheating area 21 and the plurality of heating areas 22 are sequentially disposed along the extending direction of the conveying device, the plurality of first heating portions 31 are plural, the plurality of first heating portions 31 are disposed at intervals along the conveying direction of the conveying device, and at least one of the plurality of first heating portions 31 is located in the preheating area 21. By providing a plurality of first heating portions 31 provided in this embodiment and providing a plurality of first heating portions at intervals along the conveying direction of the conveying device, the side portion of the laminated glass provided in this embodiment can be sufficiently heated in the process of being conveyed by the conveying device.

In a preferred embodiment, in order to reduce the heating time of the laminated glass provided in the present embodiment and improve the production efficiency, at least one of the plurality of first heating portions 31 provided in the present embodiment is located in the preheating area 21, and by providing the preheating area 21, the laminated glass can be preheated in advance before passing through the heating area 22, and since the laminated glass is preheated, the laminated glass does not need to be heated in the heating area 22 for a long time, and the conveying speed of the conveying device can be significantly improved, so that the production efficiency of the laminated glass flat pressing apparatus provided in the present embodiment can be effectively improved.

In a preferred embodiment, the heating area 22 provided in this embodiment is provided with at least one first heating portion 31.

In a preferred embodiment, the heating zones 22 provided in this embodiment are three.

In order to make the temperature of holding the intracavity everywhere that this embodiment provided more balanced, heating device in this embodiment still includes convection assembly, and convection assembly sets up in holding the intracavity, and convection assembly includes first convection fan and second convection fan, and first convection fan sets up in conveyer's upper portion, and the second convection fan sets up in conveyer's lower part, and first convection fan sets up with the second convection fan is relative, and first convection fan all is used for blowing to conveyer's direction with the second convection fan to make the temperature balance that holds the intracavity. Through setting up the first convection fan that this embodiment provided on conveyer's upper portion, the second convection fan sets up in conveyer's lower part to make first convection fan and the relative setting of second convection fan, make the laminated glass spreader that this embodiment provided, can be through the mode that first convection fan and second convection fan blow to conveyer's direction, realize holding the convection of intracavity air, make the temperature that holds the intracavity everywhere more balanced, thereby make laminated glass's being heated more even, improved the production quality of laminated glass spreader that this embodiment provided.

In a specific embodiment, the number of convection assemblies in this embodiment is plural, and the plural convection assemblies are disposed at intervals along the conveying direction of the conveying device and are in one-to-one correspondence with the plural heating areas 22. By arranging a plurality of convection assemblies provided by the embodiment, a plurality of convection assemblies are arranged at intervals along the conveying direction of the conveying device and are in one-to-one correspondence with a plurality of heating areas 22, and convection in the accommodating cavity provided by the embodiment can be more sufficient.

Referring to fig. 1 and 2, in order to perform pre-pressing and exhausting on the laminated glass provided in the present embodiment, the laminated glass flat press in the present embodiment further includes a flat pressing portion disposed in the accommodating chamber, the flat pressing portion being used for flat pressing the laminated glass. By arranging the flat pressing part in the accommodating cavity provided by the embodiment, the laminated glass provided by the embodiment can be subjected to pre-pressing and exhausting through the flat pressing part.

In a specific embodiment, the flattening portion in this embodiment includes a first press roller assembly 41 and a second press roller assembly 42, where the first press roller assembly 41 is disposed on a first end of the conveying device and between the preheating area 21 and the heating area 22, the second press roller assembly 42 is disposed on a second end of the conveying device, the first press roller assembly 41 is used for flattening the preheated laminated glass, and the second press roller assembly 42 is used for flattening the heated laminated glass. By arranging the first press roller assembly 41 between the preheating area 21 and the heating area 22 provided in this embodiment, the laminated glass provided in this embodiment can be preliminarily exhausted through the first press roller assembly 41 after being preheated, and by arranging the second press roller assembly 42 on the second end of the conveying device provided in this embodiment, the laminated glass provided in this embodiment can be sintered into a whole with a film through the second press roller assembly 42 after being heated.

Referring to fig. 1 and 2, in a specific embodiment, the first heating assembly includes a first heating tube 311, the second heating assembly includes a second heating tube 312, the first heating tube 311 and the second heating tube 312 extend along a direction parallel to a conveying direction of the conveying device, the first heating tube 311 and the second heating tube 312 are respectively located at two sides of the conveying device, and the first heating tube 311 and the second heating tube 312 are respectively used for heating two sides of the laminated glass. By arranging the first heating pipe 311 and the second heating pipe 312 provided in the present embodiment on two sides of the conveying device respectively, and making the first heating pipe 311 and the second heating pipe 312 provided in the present embodiment extend along a direction parallel to the conveying direction of the conveying device, two sides of the laminated glass provided in the present embodiment can be sufficiently heated by the first heating pipe 311 and the second heating pipe 312.

In a preferred embodiment, the first heating pipes 311 and the second heating pipes 312 in this embodiment are all plural, and the plural first heating pipes 311 and the plural second heating pipes 312 are all arranged at intervals along the direction perpendicular to the surface of the laminated glass. By arranging the plurality of first heating pipes 311 and the plurality of second heating pipes 312 provided in the present embodiment at intervals along the direction perpendicular to the surface of the laminated glass, the side portion of the laminated glass provided in the present embodiment can be heated more sufficiently.

In a specific embodiment, two first heating pipes 311 and two second heating pipes 312 are provided in this embodiment.

In a preferred embodiment, at least two first heating pipes 311 of the plurality of first heating pipes 311 are located at an upper portion and a lower portion of the conveyor, respectively, and at least two second heating pipes 312 of the plurality of second heating pipes 312 are located at an upper portion and a lower portion of the conveyor, respectively.

In order to fully heat the two sides of the laminated glass provided by the embodiment, the heating device in the embodiment further comprises a second heating part, the second heating part is arranged in the accommodating cavity and comprises a third heating component and a fourth heating component, the third heating component is arranged on the upper part of the conveying device, the fourth heating component is arranged on the lower part of the conveying device, and the third heating component and the fourth heating component are respectively used for heating the two sides of the laminated glass. The third heating component provided by the embodiment is arranged at the upper part of the conveying device, and the fourth heating component is arranged at the lower part of the conveying device, so that the two sides of the laminated glass can be sufficiently heated by the third heating component and the fourth heating component respectively in the process of conveying the laminated glass by the conveying device.

In a preferred embodiment, the plurality of second heating portions are provided in this embodiment, and the plurality of second heating portions are disposed at intervals along the conveying direction of the conveying device and are in one-to-one correspondence with the plurality of first heating portions.

In a preferred embodiment, at least one of the plurality of second heating portions provided in the present embodiment is located in the preheating zone 21.

In a specific embodiment, the third heating component in this embodiment includes a third heating pipe, the fourth heating component includes a fourth heating pipe, the third heating pipe and the fourth heating pipe all extend along a direction perpendicular to the conveying direction of the conveying device, the third heating pipe is located at an upper portion of the conveying device, the fourth heating pipe is located at a lower portion of the conveying device, the third heating pipe is used for heating a board of the laminated glass far away from the conveying device, and the fourth heating pipe is used for heating a board of the laminated glass near the conveying device.

In a preferred embodiment, the third heating pipes and the fourth heating pipes are all plural, and the plural third heating pipes and the plural fourth heating pipes are all disposed at intervals along the conveying direction of the conveying device. The plurality of third heating pipes and the plurality of fourth heating pipes provided by the embodiment are all arranged at intervals along the conveying direction of the conveying device, so that the two sides of the laminated glass provided by the embodiment can be heated more fully.

In a specific embodiment, the number of the third heating pipes and the fourth heating pipes provided in the present embodiment is nine.

In a specific embodiment, the specific structures of the conveying device, the first pressing roller assembly 41 and the second pressing roller assembly 42 provided in this embodiment are conventional technical means in the prior art, and are not described herein.

In an alternative embodiment, the power of the first heating tube, the second heating tube, the third heating tube and the fourth heating tube provided in this embodiment is 1kW, and the working voltage is 220V.

In an alternative embodiment, the plurality of third heating pipes and the plurality of fourth heating pipes provided in this embodiment are disposed at intervals of 200mm along the conveying direction of the conveying device.

In an alternative embodiment, the temperature within the pre-heat zone 21 provided by this embodiment is 90 ℃.

In an alternative embodiment, the temperature within the heating zone 22 provided by this embodiment is in the range of 110-130 ℃.

In summary, implementing the laminated glass platen press provided by this embodiment has at least the following beneficial technical effects: according to the laminated glass flat press provided by the embodiment, the first heating component and the second heating component are respectively arranged on the two sides of the conveying device, so that the laminated glass provided by the embodiment can be fully heated on the two sides of the laminated glass respectively through the first heating component and the second heating component in the conveying process of the conveying device, and the phenomenon that air bubbles appear on the side part of the laminated glass due to insufficient edge heating is effectively avoided.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims (8)

1. A laminated glass platen press, comprising:

the device comprises a rack (10), wherein a containing cavity is arranged on the rack (10);

the conveying device is arranged in the accommodating cavity and is used for conveying the laminated glass;

the heating device comprises a first heating part (31), the first heating part (31) is arranged in the accommodating cavity, the first heating part comprises a first heating component and a second heating component, the first heating component and the second heating component are respectively arranged on two sides of the conveying device, and the first heating component and the second heating component are respectively used for heating two sides of the laminated glass;

the first heating component comprises a first heating pipe (311), the second heating component comprises a second heating pipe (312), the first heating pipe (311) and the second heating pipe (312) extend along the direction parallel to the conveying direction of the conveying device, the first heating pipe (311) and the second heating pipe (312) are respectively positioned at two sides of the conveying device, and the first heating pipe (311) and the second heating pipe (312) are respectively used for heating two sides of the laminated glass;

the first heating pipes (311) and the second heating pipes (312) are multiple, and the first heating pipes (311) and the second heating pipes (312) are all arranged at intervals along the direction perpendicular to the plate surface of the laminated glass.

2. The laminated glass platen press according to claim 1, wherein a preheating region (21) and a plurality of heating regions (22) are formed on the conveying device, the preheating region (21) and the plurality of heating regions (22) are sequentially arranged along the extending direction of the conveying device, the plurality of first heating portions (31) are arranged at intervals along the conveying direction of the conveying device, and at least one of the plurality of first heating portions (31) is positioned in the preheating region (21).

3. The laminated glass platen press according to claim 2, wherein the heating device further comprises a convection assembly, the convection assembly is disposed in the accommodating chamber, the convection assembly comprises a first convection fan and a second convection fan, the first convection fan is disposed at an upper portion of the conveying device, the second convection fan is disposed at a lower portion of the conveying device, the first convection fan and the second convection fan are disposed opposite to each other, and the first convection fan and the second convection fan are both configured to blow air toward the conveying device so as to balance the temperature in the accommodating chamber.

4. A laminated glass platen press as claimed in claim 3, wherein the convection assemblies are plural, and the plural convection assemblies are arranged at intervals along the conveying direction of the conveying device and are in one-to-one correspondence with the plural heating areas (22).

5. The laminated glass platen press according to claim 2, further comprising a platen press portion provided in the accommodating chamber, the platen press portion being for platen press of the laminated glass.

6. The laminated glass flattening machine according to claim 5, wherein the flattening portion includes a first press roller assembly (41) and a second press roller assembly (42), the first press roller assembly (41) is disposed on a first end of the conveying device and between the preheating area (21) and the heating area (22), the second press roller assembly (42) is disposed on a second end of the conveying device, the first press roller assembly (41) is used for flattening the preheated laminated glass, and the second press roller assembly (42) is used for flattening the heated laminated glass.

7. The laminated glass platen press according to any one of claims 1 to 6, wherein the heating device further includes a second heating portion provided in the accommodating chamber, the second heating portion including a third heating element provided at an upper portion of the conveying device and a fourth heating element provided at a lower portion of the conveying device, the third heating element and the fourth heating element being respectively used for heating both sides of the laminated glass.

8. The laminated glass platen press according to claim 7, wherein the third heating unit includes a third heating pipe, the fourth heating unit includes a fourth heating pipe, the third heating pipe and the fourth heating pipe each extend in a direction perpendicular to a conveying direction of the conveying device, the third heating pipe is located at an upper portion of the conveying device, the fourth heating pipe is located at a lower portion of the conveying device, the third heating pipe is used for heating a plate surface of the laminated glass, which is far from the conveying device, and the fourth heating pipe is used for heating a plate surface of the laminated glass, which is close to the conveying device.