TWI582053B - Glass heating furnace and glass - Google Patents

Description

Glass heating furnace and glass

The present invention relates to a glass heating furnace and glass, and more particularly to a glass heating furnace and glass which can make the glass more uniformly heated, thereby effectively reducing the stress streaks of the glass.

According to the glass, the glass has excellent penetrability and scratch resistance. Therefore, it is widely used in daily life. Currently, not only in buildings and general household goods, but also in electronic products and vehicles, relevant glass products can be seen. The surrounding products about glass have been filled with people's lives.

Most of the glass is produced through processes such as batching, melting, forming, annealing, etc., and after the glass is finished, the glass can be processed by an automated device. For example, the automated device can be a glass heating furnace. The glass heating furnace heats the glass to obtain the advantages of glass strength improvement.

As shown in FIG. 1 and FIG. 2, the conventional glass heating furnace is provided with a plurality of upper and lower positions symmetrically arranged above the heating element 1 and the lower heating element 2, and the upper heating element 1 and the lower part. A plurality of rollers 3 are disposed between the heating elements 2 to carry the glass A. The glass A stays in a fixed position in the chamber for a fixed time, and the heat radiation transmitted through the upper heating element 1 and the lower heating element 2 can be The glass A performs a heat treatment. After the heating is completed at the fixed position in the fixed position, the roller 3 is driven by the roller power module 4 to transport the glass A out of the chamber, and then applied to the rapid cooling to obtain the glass strength improvement. advantage. However, when the glass A is subjected to heat radiation, the molecules in the glass will be microscopically moved and rearranged and stacked, so that if the glass A does not move at the fixed position, directly under the upper heating element 1 and the heating element 2 A part of the glass A directly above is directly irradiated by the upper heating element 1 and the heating element 2, so that the temperature of the part is relatively high, which makes the glass molecules of the part relatively easy to move and rearrange and pile up tightly; On the other side of the glass A that is not directly irradiated by the heating element 1 and the heating element 2, for example, not directly under the heating element 1 and not directly above the heating element 2, the area is compared with the heating element 1 and The heating element 2 has a lower temperature than the portion directly irradiated, which makes the glass molecules in the region less likely to move and is not easily rearranged and stacked, resulting in a portion directly irradiated with the heating element 1 and the heating element 2. In contrast, the molecules are less densely packed; the part is denser due to the denser packing, and the area is less dense and denser. Low, so the above two are caused by the difference in density, resulting in thermal stress marks caused by heating, and the above two are different in density due to the difference in density. When the light passes through the glass, the glass is visually observed due to the angle of polarization. The presence of internal thermal stress streaks, which in turn affects the uniform uniform quality of the same piece of glass.

In view of the above-mentioned problems of the prior art, it is an object of the present invention to provide a glass heating furnace and glass which can make the glass more uniformly heated, thereby effectively reducing the stress streaks of the glass. The main use of the roller power module to control the reciprocating displacement of the roller, so that the glass through the reciprocating displacement of the roller to uniformly heat the glass, so that the glass can greatly reduce the occurrence of stress streaks in the heating process.

According to one aspect of the present invention, a glass heating furnace is provided, comprising: a furnace body having a chamber formed therein; a plurality of upper heating elements disposed in the chamber and a center of the upper heating element Having a first distance from the center of the adjacent upper heating element; a plurality of lower heating elements disposed in the chamber and located opposite the plurality of upper heating elements, and a center of the lower heating element Having a second distance from the center of the adjacent lower heating element; a plurality of rollers disposed in the chamber along a transverse axis direction and located in the plurality of upper heating elements and the plurality of lower heating elements The horizontal axis direction is perpendicular to a longitudinal axis direction, the longitudinal axis direction is an axial direction of the roller; and a first roller power module, the first roller power module is disposed in the furnace body A plurality of the rollers are externally connected, and the first roller power module controls the roller to reciprocally move between the predetermined two positions in the longitudinal direction.

According to the above technical feature, the distance between the predetermined two positions is at least one quarter of the first distance or at least one quarter of the second distance, so that the heated uniformized area of the glass is increased by more than a quarter.

According to the above technical feature, the distance between the predetermined two positions is at least one third of the first distance or at least one third of the second distance, so that the heated uniformized area of the glass is increased by more than one third.

According to the above technical feature, the distance between the predetermined two positions is at least one-half of the first distance or at least one-half of the second distance, so that the heated uniformized area of the glass is increased by more than one-half.

According to the above technical feature, the distance between the predetermined two positions is not less than the first distance or not less than the second distance, so that the heated uniformized area of the glass is increased to the entire area of the glass.

According to the above technical feature, the first roller power module includes at least a moving mechanism and a moving frame, and the moving mechanism is disposed on the moving frame; the moving frame is connected to a plurality of the rollers, and the moving mechanism includes a positive One motor that turns and reverses and one of the speed reducers that can reduce the speed and increase the torque.

According to the above technical feature, the motor that can rotate forward and reverse and the speed reducer that increases the rotational speed and increases the torque pushes the movable frame to reciprocate in the longitudinal axis direction, thereby driving a plurality of the moving frames. The roller is reciprocally displaced in the longitudinal axis direction, and thus the glass carried on the roller is reciprocally displaced in the longitudinal axis direction to increase the heat-uniformed area of the glass.

According to the above technical feature, or the first roller power module includes at least one moving mechanism and a moving frame; the moving frame is connected to the plurality of rollers, the moving mechanism includes a motor and a speed reducer, and the moving mechanism The mobile rack is connected by a slide rail assembly.

According to the above technical feature, the moving mechanism and the slide rail assembly pushes the movable frame to reciprocally displace in the longitudinal axis direction, thereby driving a plurality of the rollers engaged with the moving frame to reciprocally displace in the longitudinal axis direction, and thus The glass carried on the roller is reciprocally displaced in the direction of the longitudinal axis, and the reciprocating stroke can be adjusted and varied to increase the heat-uniformed area of the glass.

According to the above technical feature, the first roller power module further includes a slide rail assembly that connects the mobile rack and the furnace body.

According to the above technical feature, the slide rail assembly comprises a threaded rod body and a threaded block body, and the threaded rod body and the thread block system can be engaged with each other, and the axial direction of the threaded rod body is the longitudinal axis direction.

According to the above technical feature, the threaded rod body is fixedly coupled with the furnace system.

According to the above technical features, or the thread block is fixedly coupled to the furnace system.

According to the above technical feature, the glass heating furnace may further comprise a second roller power module, the second roller power module being disposed outside the furnace body and connecting a plurality of the rollers.

According to the above technical feature, the second roller power module includes a rotating mechanism, a plurality of transmission wheels, and a plurality of circular belts. The rotating mechanism is coupled to one of the transmission wheels, and the plurality of transmission wheels are transmitted through the The circular belts are coupled to each other, and at least one of the transmission wheels is coupled to the plurality of rollers; and the rotating mechanism can perform forward rotation and reverse rotation to drive the glass to reciprocate in the horizontal axis direction.

According to the above technical feature, the roller and the upper heating element or the lower heating element are horizontal or vertical.

According to the above technical feature, the roller is perpendicular to the upper heating element and the lower heating element.

According to another object of the present invention, a glass is proposed which is manufactured by a glass heating furnace using the above technical features.

According to the above technical feature, the traveling path of the glass in the chamber presents a traveling path similar to the English letter S to achieve the effect of uniformly heating the glass.

According to the above technical feature, the traveling path of the glass in the chamber exhibits a traveling path similar to the number 8 to achieve the effect of uniformly heating the glass.

The technical features, contents, and advantages of the present invention, as well as the advantages thereof, can be understood by the present inventors, and the present invention will be described in detail with reference to the accompanying drawings. The subject matter is only for the purpose of illustration and description. It is not intended to be a true proportion and precise configuration after the implementation of the present invention. Therefore, the scope and configuration relationship of the attached drawings should not be interpreted or limited. First described.

Please refer to FIG. 3 to FIG. 8 , which are respectively a first schematic diagram, a second schematic diagram, a third schematic diagram, a fourth schematic diagram, a fifth schematic diagram and a sixth schematic diagram of an embodiment of the glass heating furnace of the present invention. The glass heating furnace of the present invention comprises a furnace body 10, a plurality of upper heating elements 20, a plurality of lower heating elements 30, a plurality of rollers 40, a first roller power module 60 and a second roller power module 50.

The furnace body 10 includes a frame 12, and a heat insulating layer 13 is disposed on the inner ring of the frame 12, and a chamber 11 is formed between the heat insulating layers 13.

A plurality of upper heating elements 20 are disposed in the chamber 11. Each of the upper heating elements 20 includes a ceramic tube 21 and a fixing base 22, the ceramic tube 21 is connected to the fixing base 22, and the fixing seat 22 is It can be connected and fixed to the frame 12 by means of screwing, welding or the like. Preferably, a plurality of the upper heating elements 20 are spaced apart, and one center of the upper heating element 20 is adjacent to the other. A first distance B1 between the centers of the heating elements 20 is 5 to 13 cm.

A plurality of lower heating elements 30 are disposed in the chamber 11 and are located below the plurality of upper heating elements 20, each of the lower heating elements 30 including another ceramic tube 31 and another fixing seat 32, the other The ceramic tube 31 is connected to the other fixing base 32, and the other fixing base 32 is connected and fixed to the frame 12 by screwing, welding or the like. Preferably, the plurality of the lower heating elements 30 are spaced apart. A second distance B2 between the center position of the lower heating element 30 and the center position of the other adjacent lower heating element 30 is set to be 5 to 13 cm.

A plurality of roller 40 systems are disposed in the chamber 11 at intervals along a horizontal axis X and between a plurality of the upper heating elements 20 and a plurality of the lower heating elements 30, the horizontal axis direction being associated with the roller (40) The axial direction is perpendicular, and a third distance C between the center of the roller 40 and the center of the other adjacent roller 40 is preferably designed to be 8 to 20 cm, wherein the roller 40 and the upper portion The heating element 20 or the lower heating element 30 can be designed horizontally or vertically, but not limited thereto. In the embodiment, the roller 40 is perpendicular to the upper heating element 20 and the lower heating element 30. The rollers 40 can be used to carry a glass A to be heat treated.

A first roller power module 60 is disposed outside the furnace body 10 and connects a plurality of the rollers 40. The plurality of rollers 40 can be controlled by the first roller power module 60 in a longitudinal direction Y. a reciprocating displacement between two positions, wherein the longitudinal axis direction Y is an axial direction of the roller 40, and the longitudinal axis direction Y is perpendicular to the horizontal axis direction X; that is, the first roller power module 60 and the plurality of The roller 40 drives the glass A carried on the roller 40 to reciprocate in the longitudinal direction Y.

The first roller power module 60 includes at least one moving mechanism 61 and a moving frame 62. The moving frame 62 is connected to a plurality of the rollers 40. The moving mechanism 61 includes a motor 611 capable of forward and reverse rotation and can be lowered. The speed reducer and the increasing torque one of the speed reducers 612 to push the moving frame 62 to reciprocate in the longitudinal direction Y, thereby driving the plurality of the rollers 40 engaged with the moving frame 62 to reciprocate in the longitudinal axis direction Y, and Therefore, the glass A carried on the roller 40 is reciprocally displaced in the longitudinal axis direction Y.

In this embodiment, the first roller power module 60 further includes a slide rail assembly 63. The moving mechanism 61 is disposed on the moving frame 62. The slide rail assembly 63 is coupled to the moving frame 62 and the furnace body. The slide rail assembly 63 includes a threaded rod body 631 and a threaded block body 632. The threaded rod body 631 and the thread block body 632 can be engaged with each other. The axial direction of the threaded rod body 631 is the longitudinal axis. Direction Y.

In the embodiment in which the thread block 632 is combined with the furnace body 10, the motor 611 of the moving mechanism 61 that can rotate forward and reverse and the speed reducer 612 that can reduce the rotational speed and increase the torque drive the motor The threaded rod body 631 is rotated. Since the thread block body 632 is fixedly coupled with the furnace body 10, the thread block body 632 cannot move, and the threaded rod body 631 and the motor 611 are forced to follow the motor 611. The forward rotation and the reverse rotation are reciprocally displaced, and the moving mechanism 61 is reciprocally displaced in the longitudinal axis direction Y. Moreover, since the moving mechanism 61 is disposed on the moving frame 62, the moving frame 62 is also reciprocally displaced in the longitudinal axis direction Y, so that the plurality of the rollers 40 that the moving frame 62 is engaged with are also on the vertical axis. The direction Y is reciprocally displaced, and thus the glass A carried on the roller 40 is reciprocally displaced in the longitudinal axis direction Y.

In the embodiment in which the threaded rod body 631 is combined with the furnace body 10, the motor 611 of the moving mechanism 61 can rotate forward and reverse, and the speed reducer 612 can reduce the rotation speed and increase the torque. The threaded block 632 is rotated. Since the threaded rod body 631 is fixedly coupled with the furnace body 10, the threaded rod body 631 cannot move, and the threaded block body 632 and the motor 611 are forced to follow the motor 611. The forward rotation and the reverse rotation are reciprocally displaced, and the moving mechanism 61 is reciprocally displaced in the longitudinal axis direction Y. Moreover, since the moving mechanism 61 is disposed on the moving frame 62, the moving frame 62 is also reciprocally displaced in the longitudinal axis direction Y, so that the plurality of the rollers 40 that the moving frame 62 is engaged with are also on the vertical axis. The direction Y is reciprocally displaced, and thus the glass A carried on the roller 40 is reciprocally displaced in the longitudinal axis direction Y.

The plurality of the rollers 40 can be reciprocally displaced between the predetermined two positions by the control of the first roller power module 60. In the embodiment, the roller 40 and the upper heating element 20 and the lower portion The heating element 30 is of a vertical design, the predetermined two positions being at least one quarter of the first distance B1 or at least one quarter of the second distance B2, preferably at least one third of the first a distance B1 or at least one third of the second distance B2, more preferably, at least one-half of the first distance B1 or at least one-half of the second distance B2, optimally, not less than The first distance B1 is not less than the second distance B2.

When the glass A is transported from the inlet of the chamber 11 by the plurality of rollers 40 in the horizontal axis direction X to the outlet of the chamber 11 in a single direction, the first roller power module 60 drives the glass A. The longitudinal axis direction Y is reciprocally displaced, so that the traveling path of the glass A is "S-shaped", see Fig. 9. That is, the traveling path of the glass A in the chamber 11 presents a traveling path similar to the English letter S. The glass A is carried on the roller 40 by the "S-shaped" travel path of the glass A and is reciprocally displaceable in the longitudinal direction Y within the first distance B1 adjacent to the upper heating element 20. The effect of uniformly heating the glass A is achieved, and the stress streaks of the glass can be effectively reduced.

A second roller power module 50 is disposed outside the furnace body 10 and connects a plurality of the rollers 40. The plurality of rollers 40 can be rotated forward and reverse by the control of the second roller power module 50, thereby driving The glass A is reciprocally displaced in the horizontal axis direction X. In detail, the second roller power module 50 includes at least one rotating mechanism 51, a plurality of driving wheels 52, and a plurality of circular belts 53, the rotating mechanism 51 is connected to one of the driving wheels 52, and the plurality of The transmission wheel 52 is coupled to each other through the circular belt 53, and at least one of the transmission wheels 52 is coupled to the plurality of rollers 40; the rotating mechanism 51 can perform forward rotation and reverse rotation and drive one of the transmission wheels 52 to perform positive Turning and reversing, the transmission wheel 52 transmits the circular belt 53 to drive the other transmission wheel 52 to rotate forward and reverse, so that the roller 40 is driven by the transmission wheel 52 connecting the roller 40. The forward rotation and the reverse rotation are performed such that the glass A carried on the roller 40 is reciprocally displaced in the horizontal axis direction X, wherein each of the rollers 40 can be designed in the shape of a drum, and each of the rollers 40 can be made of glass, for example. Made of ceramics, quartz and other materials.

As described above, the first roller power module 60 reciprocally displaces the glass A in the longitudinal axis direction Y, and the second roller power module 50 causes the glass A to reciprocally displace in the horizontal axis direction X. When the glass A is transported from the inlet of the chamber 11 by the plurality of rollers 40 in the horizontal axis direction X to the outlet of the chamber 11 in a single direction, the first roller power module 60 drives the glass A. The longitudinal axis direction Y is reciprocally displaced, and the glass A is reciprocally displaced in the horizontal axis direction X by the second roller power module 50. Therefore, the traveling path of the glass A is "eight-shaped", please refer to 10 map. That is, the path of travel of the glass A in the chamber 11 exhibits a travel path similar to the number 8. By means of the "eight-shaped" travel path of the glass A, the glass A is carried on the roller 40 and can travel in a "eight-shaped" path within the first distance B1 adjacent to the upper heating element 20, The effect of uniformly heating the glass A can be achieved, and further, the generation of thermal stress streaks of the glass can be effectively reduced.

In summary, the glass heating furnace of the present invention is provided with two roller power modules at the same time to control the roller forward and reverse rotation, and manipulate the roller to reciprocate in the longitudinal direction Y, thereby driving the glass to S. The shape or the figure-eight path travels so that the glass can be heated more uniformly, thereby effectively improving the effect of reducing the stress streaks of the glass.

Looking at the above, it can be seen that the present invention has achieved the desired effect under the prior art, and is not familiar to those skilled in the art. Moreover, the present invention has not been disclosed before the application, and it has Progressive and practical, it has already met the requirements for patent application, and has filed a patent application according to law. You are requested to approve the application for this invention patent to encourage invention.

The embodiments described above are merely illustrative of the technical spirit and the features of the present invention, and the objects of the present invention can be understood by those skilled in the art, and the scope of the present invention cannot be limited thereto. That is, the equivalent variations or modifications made by the spirit of the present invention should still be included in the scope of the present invention.

1, 20‧‧‧ upper heating element

2, 30‧‧‧ heating element

3, 40‧‧‧Lola

10‧‧‧ furnace body

11‧‧‧ chamber

12‧‧‧Rack

13‧‧‧Insulation

21, 31‧‧‧ ceramic tube

22, 32‧‧‧ fixed seat

50‧‧‧Second Roller Power Module

51‧‧‧Rotating mechanism

52‧‧‧Drive wheel

53‧‧‧round belt

60‧‧‧First Roller Power Module

61‧‧‧Mobile agencies

611‧‧‧Motor

612‧‧‧Reducer

62‧‧‧Mobile rack

63‧‧‧Slide assembly

631‧‧‧Threaded rod body

632‧‧‧Thread block

A‧‧‧glass

B1‧‧‧First distance

B2‧‧‧Second distance

C‧‧‧ third distance

X‧‧‧ horizontal axis direction

Y‧‧‧ vertical axis direction

Fig. 1 is a first schematic view of a glass heating furnace of the prior art. Fig. 2 is a second schematic view of a glass heating furnace of the prior art. Figure 3 is a first schematic view of an embodiment of a glass heating furnace of the present invention. Fig. 4 is a second schematic view showing an embodiment of the glass heating furnace of the present invention. Fig. 5 is a third schematic view showing an embodiment of the glass heating furnace of the present invention. Figure 6 is a fourth schematic view of an embodiment of the glass heating furnace of the present invention. Figure 7 is a fifth schematic view of an embodiment of the glass heating furnace of the present invention. Figure 8 is a sixth schematic view of an embodiment of the glass heating furnace of the present invention. Fig. 9 is a schematic view showing the S-shaped traveling path of the glass of the embodiment of the glass heating furnace of the present invention. Figure 10 is a schematic view showing the glass figure-eight travel path of the embodiment of the glass heating furnace of the present invention.

10‧‧‧ furnace body

11‧‧‧ chamber

12‧‧‧Rack

13‧‧‧Insulation

20‧‧‧Upper heating element

21, 31‧‧‧ ceramic tube

22, 32‧‧‧ fixed seat

30‧‧‧ Lower heating element

40‧‧‧Lola

60‧‧‧First Roller Power Module

61‧‧‧Mobile agencies

611‧‧‧Motor

63‧‧‧Slide assembly

A‧‧‧glass

C‧‧‧ third distance

X‧‧‧ horizontal axis direction

Claims (17)

A glass heating furnace comprising at least a furnace body (10) having a chamber (11) formed therein; a plurality of upper heating elements (20) disposed on the chamber (11), and one of the upper portions The center of the heating element (20) has a first distance (B1) from the center of another adjacent upper heating element (20); a plurality of lower heating elements (30) are disposed in the chamber (11) and Relatively located below the plurality of upper heating elements (20), and a center of the lower heating element (30) has a second distance (B2) from the center of another adjacent lower heating element (30); a roller (40) disposed in the chamber (11) along a transverse axis direction (X) and between the plurality of upper heating elements (20) and the plurality of lower heating elements (30) The axial direction is perpendicular to a longitudinal axis direction (Y), the longitudinal axis direction (Y) is an axial direction of the roller (40); and a first roller power module (60), the first roller dynamic mode The group (60) is disposed outside the furnace body (10) and connects a plurality of the rollers (40), and the first roller power module (60) controls the roller (40) to the longitudinal axis direction (Y) Between a predetermined two positions Displacement; wherein the first roller power module (60) comprises at least a moving mechanism (61) and a moving frame (62), the moving mechanism (61) is disposed on the moving frame (62); the moving frame (62) The system is coupled to a plurality of the rollers (40). The moving mechanism (61) includes a motor (611) capable of forward and reverse rotation and a speed reducer (612) capable of reducing the rotational speed and increasing the torque. The glass heating furnace of claim 1, wherein the predetermined two positions are at least one quarter of the first distance (B1) or at least one quarter of the second distance (B2). The glass heating furnace of claim 1, wherein the predetermined two positions are at least one third of the first distance (B1) or at least one third of the second distance (B2). The glass heating furnace of claim 1, wherein the predetermined two positions are at least one-half of the first distance (B1) or at least one-half of the second distance (B2). The glass heating furnace of claim 1, wherein the predetermined two positions are not less than the first distance (B1) or not less than the second distance (B2). The glass heating furnace of claim 1, wherein the first roller power module (60) comprises at least a moving mechanism (61) and a moving frame (62); the moving frame (62) is connected to the plurality of rollers (40) The moving mechanism (61) includes a motor (611) and a speed reducer (612), and the motor (611) and the speed reducer (612) and the moving frame (62) are coupled to a slide assembly (63). )link. The glass heating furnace of claim 6, wherein the first roller power module (60) further comprises a rail assembly (63), the rail assembly (63) is coupled to the moving frame (62) and the Furnace body (10). The glass heating furnace of claim 8, wherein the rail assembly (63) comprises a threaded rod body (631) and a threaded block body (632), the threaded rod body (631) and the threaded block body (632) The system can be engaged with each other, and the axial direction of the threaded rod body (631) is the longitudinal axis direction (Y). The glass heating furnace of claim 8, wherein the threaded rod body (631) is fixedly coupled to the furnace body (10). The glass heating furnace of claim 8, wherein the thread block (632) is fixedly coupled to the furnace body (10). The glass heating furnace of claim 1, wherein the glass heating furnace further comprises a second roller power module (50), the second roller power module (50) is disposed outside the furnace body (10) And connect a plurality of the rollers (40). The glass heating furnace of claim 11, wherein the second roller power module (50) comprises a rotating mechanism (51), a plurality of driving wheels (52) and a plurality of circular belts (53), the rotating mechanism (51) connecting one of the transmission wheels (52), and a plurality of the transmission wheels (52) are coupled to each other through the circular belt (53), and at least one of the transmission wheels (52) is coupled to the plurality of The roller (40); and the rotating mechanism (51) is capable of forward rotation and reverse rotation. A glass heating furnace according to claim 1, wherein the roller (40) is horizontal or vertical with the upper heating element (20) or the lower heating element (30). The glass heating furnace of claim 1, wherein the roller (40) is perpendicular to the upper heating element (20) and the lower heating element (30). A glass (A) produced by using the glass heating furnace of claim 1. The glass (A) according to claim 15, wherein the traveling path of the glass (A) in the chamber (11) exhibits a traveling path similar to the English letter S. The glass (A) of claim 15 wherein the path of travel of the glass (A) in the chamber (11) exhibits a travel path similar to the number 8.