KR101995324B1 - Circular arrangement type tempered glass manufacturing apparatus having a jig having a hook formed therein - Google Patents

Abstract

The present invention relates to a tempered glass manufacturing apparatus having a circular arrangement structure and, more specifically, to a tempered glass manufacturing apparatus having a circular arrangement structure, which is able to induce the increase of work process efficiency as well as reduce facility costs by forming a preheating tank, a reinforcing tank, an annealing tank and a washing tank from an existing linear moving path to a circular moving path and unifying a carry-in tank and a carry-out tank which have been separately included. For the above, the tempered glass manufacturing apparatus of the present invention reinforces sheet glass by coupling a jig for stacking sheet glass by a lifting hanging unit of a transfer unit and sequentially transferring the jig to each chamber of the preheating tank, the reinforcing tank, the annealing tank and the washing tank according to vertical and horizontal movements. The preheating tank, the reinforcing tank, the annealing tank and the washing tank are arranged to have a circular moving path, a jig where the sheet glass is stacked is introduced between the preheating tank and the washing tank to supply the jig to the preheating tank, and the carry-in and carry-out tanks are arranged to carry out the jig where sheet glass is stacked, after completing a washing in the washing tank, to the outside.

Description

Circular arrangement type tempered glass manufacturing apparatus having a jig having a hook formed therein}

The present invention relates to a circular batch type tempered glass manufacturing apparatus having an air supply unit, and more particularly, the preheating tank, the reinforcing tank, the slow cooling tank, and the washing tank are configured as a circular movement path in the existing linear movement path, and the loading tank and the export tank are respectively. Tempered glass manufacturing apparatus that has a circular arrangement structure that can induce a reduction in facility cost and increase work process efficiency by unifying what is to be provided, and induces uniformity of temperature atmosphere for each chamber with an air supply unit. It is about.

Generally, tempered glass is widely used as a screen of a display device, and in order to manufacture tempered glass having excellent hardness and strength, a tempered glass is required.

In general, the tempered glass is divided into physical strengthening and chemical strengthening. In general, the physical strengthening of the glass is performed by quenching the glass by heating the glass at a temperature of 550 ° C to 700 ° C using a glass having a thickness of 5 mm or more. It is mainly used for tempered glass doors, automotive glass and so on.

On the other hand, chemical strengthening is to strengthen the glass by substituting the sodium ions contained in the glass and the potassium ions in the potassium nitrate solution by immersing the thin glass in the tempered furnace containing the 450 ° C. potassium nitrate solution for at least 3 hours. It is used to strengthen thin glass below 2.0mm.

Recently, as a result of ion exchange by containing a small amount of molten stone salt in the melt containing molten potassium salt, a production apparatus capable of producing tempered glass by promoting the ion exchange reaction rate of sodium ions and potassium ions on the glass surface layer has been developed. It is proposed.

1 is a perspective view of a tempered glass manufacturing apparatus for producing a tempered glass chemically using such a potassium nitrate solution.

The guide frame is installed parallel to the main frame 1 and the upper left and right sides and the rack gear 11 for transmitting power, and the jig transfer unit 2 and the unloading robot 3 are provided along the guide rail 11. A plurality of glass-mounted racks 12 are sequentially transferred in the horizontal direction to transfer the preheating tank 4, the reinforcing tank 5, the slow cooling tank 6, the hot water tank 7, and the hot water tank 8 to transfer the glass. The tempered glass is a tempered glass manufacturing apparatus for carrying out the jig 12 mounted with the finished tempered glass to the outside, and includes a control box 13 for overall management of the tempered glass manufacturing apparatus.

As such, the tempered glass manufacturing apparatus is installed in the main frame 1 and the main frame 1 in parallel to the left and right sides of the main frame 1, so that the robot can move in parallel. Before the glass is strengthened in the lower part, the glass is preheated to prevent heat deformation and cracking when tempered by primary heating, and the potassium nitrate (KNO3) is heated and melted to keep the potassium nitrate in the molten state. Tempered tank 5 to control the temperature, slow cooling tank 6 to remove the stress by slowly cooling the temperature of the glass strengthened in the tempered tank 5, hot water for cleaning the tempered glass cooled in the slow cooling tank 6 The tank 7 and the hot water tank 8 are provided.

In the tempered glass manufacturing apparatus illustrated in FIG. 1, six baths are installed to be spaced apart from each other in the longitudinal direction, and each bath has an internal heating unit with a heater built therein, and each bath includes a door rail installed at an upper portion thereof. A door that opens and closes in a folding manner is provided to prevent temperature maintenance or mixing of impurities.

The tempered glass of the pre-heated glass in the preheating tank (4) by the process of horizontally moving the jig on which the disk glass is mounted by the motor power along the guide rail installed on the upper side of the mail frame in the tempered glass (5) Immerse in).

When the glass reinforcing process is performed, the temperature is raised to a temperature of 380 ° C. to 500 ° C. in preheating and maintained at a temperature of 30 minutes to 120 minutes, and the potassium nitrate solution (KNO 3) heated to 450 ° C. in the tempering tank 5. Soak for 4 to 6 hours to strengthen, move to the slow cooling tank (6) to slowly cool the tempered glass to reach 100 ℃ to remove the stress, the first and second cleaning in the hot water tank and hot water tank Done.

The tempered target glass conveyed in the tempered glass tempering process is loaded on a jig and moved in the process order by the jig transfer part.

At this time, the transport of the plate glass is loaded on the loading jig to move the transport bogie parallel along the guide rail, the transfer bogie is installed in the transport bogie to accommodate the jig loaded with the plate glass. The transfer casing may selectively install a transfer casing without a heater for heating the plate glass and a transfer casing with a heater.

As described above, the jig in which the plate glass is loaded by the jig transfer unit is sequentially transferred to the preheating tank 4, the reinforcing tank 5, the slow cooling tank 6, the hot water tank 7, and the hot water tank 8. In order to send the jig to the target tank to be carried out at present, the jig is separated from the jig and lifted up. In each tank, the door is closed and the preheating, chemical heat treatment or cooling process is performed.

However, there is a problem in that the installation cost and the installation space are increased as the arrangement of each group is arranged in a straight shape, and the import tank for carrying in the jig and all the processes are completed and the export tank for carrying out of the jig are respectively provided. According to the long-term use of the KNO3 melt added to 5), the concentration of KNO3 melt was not uniform due to an increase in the content of eluted Na + ions, resulting in a drop in strengthening efficiency.

In the case of a large chemical tempered glass tank, there are some attempts to homogenize by using a natural convection or other agitator (stirrer), but this has a problem in that the complex device and excessive installation cost.

The present invention has been made to solve the above problems as a preheating tank, reinforcement tank, slow cooling tank and washing tank consisting of a circular movement path in the existing linear movement path to reduce the cost of the facility by unifying that the import tank and the export tank should be provided respectively Of course, it is possible to induce an increase in the working process efficiency, and by installing the air supply unit in the jig circular batch type having an air supply unit to uniformly configure the entire atmosphere of the chamber in the preheating tank, slow cooling tank and washing tank Its purpose is to provide a tempered glass manufacturing apparatus.

The present invention has the following features to achieve the above object.

According to the present invention, the jig for loading the plate glass is fastened by the lifting hook portion of the transfer unit to move up and down and move horizontally, thereby sequentially transferring each chamber of the preheating tank, the reinforcing tank, the slow cooling tank and the washing tank to strengthen the plate glass. In the manufacturing apparatus, the preheating tank, reinforcing tank, slow cooling tank and the washing tank is arranged to have a circular movement path and the jig is brought in to supply a jig loaded with plate glass into the preheating tank between the preheating tank and the washing tank, washed in the washing tank An import and export tank for carrying out the jig loaded with the completed plate glass to the outside, wherein the jig is formed inside the upper, lower plate frame or side plate frame, and has an air flow path having a longitudinal direction so that air can flow; An air supply unit connected to one side of the air flow path to supply air to the air flow path, and coupled to one side of the jig; And a plurality of discharge parts communicating with the air flow path and discharging air to the outside of the upper, lower plate frame or side plate frame.

Here, the time for performing each process of the preheating tank, the reinforcing tank, the slow cooling tank, and the washing tank is performed in the same manner as 30 minutes to 1 hour, and the transfer unit part for transferring the jig is carried in the carrying-in / out tank, preheating tank, and reinforcement tank. A total of five places are respectively provided on the upper side of the bath, the slow cooling tank, and the washing tank, and the jig is sequentially transferred to the post process after each process is completed at the same time.

According to the present invention, the preheating tank, the reinforcing tank, the slow cooling tank, and the washing tank are configured as circular moving paths in the existing straight moving paths, thereby unifying that the loading tanks and the export tanks should be provided, thereby inducing a reduction in facility costs and an increase in work process efficiency. It can work.

In addition, by installing the air supply unit in the jig, the entire atmosphere of the chamber can be configured uniformly in the preheating tank, the slow cooling tank, and the washing tank, and there is no need to provide a separate uniform atmosphere constituting device for each chamber. Maximum contrast can be induced.

1 is a perspective view showing an embodiment of a tempered glass manufacturing apparatus for producing a chemically strengthened glass according to the prior art.
FIG. 2 is a layout view schematically illustrating an arrangement structure of an import / export tank, a preheating tank, a reinforcing tank, a slow cooling tank, and a washing tank of a tempered glass manufacturing apparatus according to an embodiment of the present invention.
3 is a front view of the tempered glass manufacturing apparatus according to an embodiment of the present invention.
4 is a view showing a jig according to an embodiment of the present invention.
5 is a cross-sectional view taken along line AA ′ of FIG. 4.
Figure 6 is a schematic diagram showing the internal configuration of the air supply unit according to an embodiment of the present invention.
7 is a view showing a coupling configuration of the chamber housing and the opening and closing door according to an embodiment of the present invention.
8 is a plan view of the opening and closing door according to an embodiment of the present invention.
9 is a view showing the operation of the opening and closing door according to an embodiment of the present invention.

In order to explain the present invention, the operational advantages of the present invention, and the objects achieved by the practice of the present invention, the following describes exemplary embodiments of the present invention and looks at it with reference.

First, the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention, and singular forms may include plural forms unless the context clearly indicates otherwise. Also in this application, terms such as "comprise" or "have" are intended to indicate that there is a feature, number, step, action, component, part, or combination thereof described on the specification, one or more other It is to be understood that the present invention does not exclude the possibility of the presence or the addition of features, numbers, steps, operations, components, parts, or a combination thereof.

In describing the present invention, when it is determined that the detailed description of the related well-known configuration or function may obscure the gist of the present invention, the detailed description thereof will be omitted.

FIG. 2 is a layout view schematically illustrating a layout structure of an import / export tank, a preheating tank, a reinforcing tank, a slow cooling tank, and a washing tank of a tempered glass manufacturing apparatus according to an embodiment of the present invention, and FIG. 3 is an embodiment of the present invention. The front view of the tempered glass manufacturing apparatus according to the present invention.

As shown in Figures 2 and 3, the tempered glass manufacturing apparatus to which the plate glass loading jig 80 according to the present invention is applied, the transfer unit 100, the carry-in and out tank 20, the preheating tank 30, The reinforcement tank 40, the slow cooling tank 50, and the washing tank 60 are formed in a circular arrangement structure so that each process is performed sequentially.

Here, the preheating tank 30, the reinforcing tank 40, the slow cooling tank 50, and the washing tank 60 are located on the first floor of the entire structure, and the chamber housing of the hexahedron having an opening and closing door 200 on the upper side thereof. , 41, 51, 61 are formed and the carry-in and out tank 20 is formed of a hexahedron with an open upper side.

In addition, the guide rail 10 is horizontally installed on the second floor of the entire structure so that the transfer unit part 100 including the transfer casing 110 having a hexahedron shape is disposed to face the left and right sides so as to be movable along the guide rail 10. do.

In addition, the preheating tank 30, the reinforcing tank 40, the slow cooling tank 50, and the washing tank 60 between the first and second floors of the structure include an opening and closing door 200 moving along the rail path 300. It is configured to be carried in and out of the jig 80 by installing.

Here, as shown in Figure 2, the transfer unit 100, the plate glass to be strengthened to carry in and out the take-out tank 20, preheating tank 30, reinforcing tank 40, slow cooling tank 50 and washing tank As a portion for sequentially transferring to (60), the plate glass can be moved up and down to each process site according to the sequential process in a state in which the plate glass loading jig 80 is placed in the rectangular metal-shaped metal transfer casing (110). It is configured to.

The transfer unit unit 100 is a lifting hook 120 for lifting or lowering the jig 80 to enter or discharge into the transfer casing 110, and a lifting drive unit for driving the lifting hook 120 up and down ( 130 and the connecting means 140 made of a chain or wire for connecting the elevating driving unit 130 and the lifting hook portion 120.

In one embodiment of the present invention, the transfer unit unit 100 on the carry-in and out tank 20, preheating tank 30, reinforcing tank 40, slow cooling tank 50 and the washing tank 60 in a total of five places When each process is completed, the jig 80 accommodated in the chamber housing 31, 41, 51, 61 or the loading / exporting tank 20 located at the lower side is lifted and moved horizontally on the circular path for the next process. .

One of the biggest features of the present invention is carried in the carry-in tank 20, preheating tank 30, reinforcing tank 40, slow cooling tank 50 and the washing tank 60 in a circular arrangement structure as described above Tank and take out tank can be provided as one that had to be provided separately can reduce the cost of the facility, it can reduce the overall installation space.

In addition, the transfer unit 100 is provided with a total of five places to perform the same time in the range of 30 minutes to 1 hour to perform the preheating, reinforcement, slow cooling and washing process, the jig 80 is continuously added, As the transfer is carried out, the output per the same process time is increased by 5-6 times.

In the conventional case, in order to produce the plate glass loaded in one jig 80, all of the loading, preheating, reinforcing, slow cooling, washing and carrying out processes should be performed, but in the present invention, five jigs 80 are continuously loaded at the same time. Carrying out the preheating, preheating, strengthening, slow cooling, and washing processes can continuously produce plate glass loaded on one jig 80 in individual processing time, that is, 30 minutes to 1 hour.

Accordingly, in addition to the effect of reducing the facility cost and increasing the production efficiency by the circular arrangement configuration, the production efficiency can be significantly increased through the equalization of the five transfer unit units 100 and the process execution time.

Meanwhile, the transfer unit part 100 includes a guide rail 10 disposed in a circular path on each chamber housing 31, 41, 51, 61 or the carry-in / out tank 20, and on the guide rail 10. 5 transfer casings 110, which are disposed in the transfer casing 110 and temporarily move to a circular path, and have a predetermined accommodation space formed therein to temporarily accommodate the jig 80, and are fastened with the jig 80. Lifting hook portion 120 to allow the jig 80 to be raised and lowered, the elevating drive unit 130 and the lifting hook unit 120 and the elevating drive unit 130 for elevating and lifting the lifting hanger 120. It consists of a connecting means 140, such as a wire or chain connecting between.

In this case, the transfer casing 110 is formed in a hexahedral shape, and a lifting hook part 120 is disposed at an inner upper part, and is connected to a lifting hook part 120 and a connecting means 140 at an outer upper part to lift the hook part 120. The elevating driving unit 130 to elevate is installed.

In addition, a heating means 111 for adjusting the temperature is installed in the transfer casing 110 to temporarily accommodate the jig 80 in which each process is performed, thereby creating an atmosphere temperature so that the plate glass is not rapidly cooled.

Figure 4 is a view showing a jig according to an embodiment of the present invention, Figure 5 is a cross-sectional view AA 'of Figure 4, Figure 6 is a configuration showing a brief internal configuration of the air supply unit according to an embodiment of the present invention It is also.

Referring to the drawings, the jig 80 according to the present invention includes a plurality of upper and lower plate frames 80a and 80b and a plurality of side plate frames 80c for vertically connecting the upper and lower plate frames 80a and 80b. It has a rectangular parallelepiped frame structure.

In the drawings, in order to more stably install the air supply unit 82 according to an embodiment of the present invention, the extension frame 80d extending from the lower plate frame 80b to the lower side is illustrated.

Meanwhile, the jig 80 of the present invention has an air flow path 81 formed in the upper and lower plate frames 80a and 80b or the side plate frame 80c and has a longitudinal direction to allow air to flow therethrough, and the air. An air supply unit 82 connected to one side of the flow path 81 to supply air to the air flow path 81, and coupled to one side of the jig 80, and the air flow path 81. A plurality of discharge parts 83 communicating with each other and discharging air to the outside of the upper and lower plate frames 80a and 80b or the side plate frame 80c are formed.

Such jig 80 of the present invention is a preheating tank 30, reinforcing tank 40, slow cooling tank 50 and the washing tank 60, as well as the mounting function of the plate glass jig 80 in the transfer casing 110. ) Has the greatest feature in that it includes an air supply unit 82 that can induce uniformity of the internal environment upon inflow.

The air supply unit 82 may be replaced by a conversion chamber equalizer for each chamber separately for each chamber, but when installed for each chamber, a significant increase in installation cost and work manpower is achieved.

In particular, in the case of the reinforcing tank 40, the concentration of KNO3 melt is not uniform due to the increase in the content of Na + ions due to the long-term use of the KNO3 melt. This is very demanding.

As described above, the jig 80 according to the present invention requires an installation cost by forming an air supply unit 82 for equalization in the jig 80 that is commonly input without having to separately provide an individual device for uniformization of the conversion mirror for each chamber. The savings, of course, can drastically reduce maintenance costs and manufacturing labor.

Such a jig 80 of the present invention is a plurality of upper and lower plate frames (80a, 80b), the plurality of side plate frames (80c) and the extension frame (80d) for vertically connecting the upper, lower plate frames (80a, 80b) The air flow path 81 is formed to selectively form a hollow portion in the inside to allow air to flow.

On the path of the air flow path 81, a plurality of discharge portions 83 to be described later are formed to communicate with each other, so that air flowing through the air flow passage 81 may be discharged to the outside of the frame through the discharge portion 83. It is configured to.

In addition, such an air flow path 81 is configured to communicate with the air supply unit 82 installed on one side of the upper, lower plate frames (80a, 80b) or side plate frame (80c) of the jig (80) on one side or multiple sides. The air is supplied to the air supply unit 82 and configured to be discharged through the discharge unit 83.

As described above, the air supply unit 82 supplies air to the air flow path 81 so that air is discharged through the discharge unit 83, and thus, the specific chamber or transfer casing 110 in which the jig 80 is currently located. ) To induce uniformity of the conversion mirror.

The air supply unit 82 is installed in the air supply housing 82a installed on one side of the upper, lower plate frames 80a and 80b or the side plate frame 80c of the jig 80 and the air supply housing 82a. And an air flow path 82b for storing air, and an air flow path formed in the upper, lower plate frames 80a and 80b or the side plate frame 80c of the jig 80 with air from the air storage unit 82b. An air storage unit 82c is supplied to the air supply unit 81, and the air storage unit 82b, the air storage unit 82c, and the air flow path 81 are configured to communicate with each other through the air flow pipe 82d.

Here, the air storage unit 82c pumps the air from the air storage unit 82b and delivers the air to the air flow path 81 through the air flow pipe 82d, but controls the appropriate air discharge amount and discharge pressure for each chamber for each chamber. And to create an optimal homogenization environment.

In addition, the air stored in the air storage unit 82b includes one or two or more selected from atmospheric air, hydrogen (H2), oxygen (O2), argon (Ar), and nitrogen (N2), and the air storage The air is preferably supplied by the unit 82c at a pressure of 1 to 5 atm and a flow rate of 1.0 to 3.0 l / min.

Through the air supply unit 82 of the present invention through the jig 80 is introduced into each chamber and the transfer casing 110 without the installation of a device configuration for uniform conversion of each chamber and the transfer casing 110 for each chamber. Uniform environment composition is possible.

7 is a view showing a coupling configuration of the chamber housing and the opening and closing door according to an embodiment of the present invention, Figure 8 is a plan view of the opening and closing door according to an embodiment of the present invention, Figure 9 is an embodiment of the present invention Figure showing the operation of the opening and closing door according to.

Referring to the drawings, the chamber housings 31, 41, 51, 61 of the preheating tank 30, the reinforcing tank 40, the slow cooling tank 50, or the washing tank 60 according to the embodiment of the present invention are jig 80. Opening and closing door 200 is formed at the upper part for carrying in and out of the door. The opening and closing door 200 is a lifting hook part introduced into the chamber housings 31, 41, 51, and 61 when the jig 80 is loaded. 120 and the opening and closing section 210 and the incision opening and closing block 220 are provided so that the process can be carried out in a state of being coupled with the jig 80 without lifting and discharging even after the jig 80 is seated. do.

That is, the present invention relates to a structure of the opening / closing door 200 capable of closing the chamber housings 31, 41, 51, and 61 without interfering with the connecting means 140 such as a wire or a chain.

7 to 9 illustrate the chamber housing and the opening / closing door 200 for convenience of description.

Opening and closing door 200 according to the present invention is formed at least one in the form that the opening and closing portion 210 is embedded in the outer side.

The opening and closing cutout 210 is to be formed in a position that does not interfere even if the opening and closing door 200 moves in the closing direction in a state in which the connecting means 140 is disposed in a predetermined portion of the chamber housing, The length and width of the 210 is preferably configured to reduce the open space as much as possible in consideration of the number of lifting hook portion 120 and the spacing between them and the size of the connecting means 140.

In the drawings of the present invention, the lifting hanger 120 is illustrated as an example in which a total of four places, one pair of left and one right.

In general, when the jig 80 is seated in the preheating tank 30, the reinforcing tank 40, the slow cooling tank 50 or the washing tank 60 in a state in which the jig 80 is fastened to the lifting hanger 120, the lifting hanger 120 ) Is separated from the jig 80 by the lifting drive unit 130 to be elevated, lifting hook unit 120 from the preheating tank 30, reinforcing tank 40, slow cooling tank 50 or washing tank 60 is After fully lifted, the preheating tank 30, the reinforcing tank 40, the slow cooling tank 50 or the closing door 200 of the washing tank 60 is closed, and preheating, chemical heat treatment or cooling is performed. When the 120 is preheated or cooled while being separated from the jig 80, the lifting hook part 120 descends again to perform a process of engaging with the jig 80.

Therefore, in order to omit the separation and reassembly of the jig 80 of the lifting hanger 120, the lifting hanger 120 is preheated to the tank 30, the reinforcement tank 40, the slow cooling tank 50 or the washing tank. Immediately closes the opening / closing door 200 of the preheating tank 30, the reinforcing tank 40, the slow cooling tank 50 or the washing tank 60 in the state where the jig 80 is seated by 60, and performs preheating or cooling. can do.

Of course, the opening and closing door 200 of the preheating tank 30, reinforcing tank 40, slow cooling tank 50 or the washing tank 60 and the wire or chain connecting the lifting hook portion 120 and the elevating drive unit 130 and Since the opening and closing should be made without interfering with the same connecting means, the opening and closing cutout 210 should be formed as described above.

Accordingly, by eliminating the time that the lifting hook portion 120 is separated and re-engaged with the jig 80, the working time can be significantly reduced, and the preheating tank 30, the reinforcing tank 40, and the slow cooling tank by the reduced time. It is possible to prevent the heat loss due to frequent opening of the 50 or the washing tank (60).

However, when only the opening and closing cutout 210 is formed, heat loss occurs due to contact with external air due to the opening and closing cutout 210, so that the opening and closing block 220 is minimized to minimize the open space of the opening and closing cutout 210. And a block driving part 230 for opening or closing the opening / closing block 120 through the incision.

The cutout opening and closing block 220 is formed in a hexahedral shape, but the groove part 221 is formed so as not to interfere with the connecting means 140 such as a wire or a chain connecting the lifting hook part 120 and the elevating driving part 130. do.

Accordingly, when the lifting hook part 120 performs preheating or cooling without being separated from the jig 80, the opening / closing door 200 first moves in the closing direction, and the opening and closing block 120 is cut in a completely closed state. It is configured to move in the closing direction to minimize heat loss of the chamber housing.

In addition, when the jig 80 is to be raised and lowered to be transferred to a subsequent process, the above-described process is performed by opening the reverse process.

In addition, a sealing member made of a soft material and a material having excellent heat resistance may be coupled to the inner wall surface of the groove 221 to prevent heat loss.

By such a sealing member, heat loss can be minimized. .

On the other hand, the opening and closing direction of the opening and closing door 200 is preferably opened and closed in a direction orthogonal to the conveying direction of the transfer unit 500, in the case of the opening and closing drive unit 400 is shown as a cylinder actuator in the drawing, in addition to other power transmission Of course, the opening and closing door 200 may be transferred by means, and the present invention is not limited thereto.

In addition, the opening and closing door 200 and the chamber housing (31, 41, 51, 61) or the rail (300) is configured to open or close in contact with each other, but this is only shown schematically, opening and closing for smooth and stable movement A plurality of rollers may be installed on the bottom surface of the door 200 or the upper surface of the chamber housing or the rail passage 300.

As described above, the present invention has been described with reference to one embodiment shown in the drawings, but this is merely an example, and those skilled in the art may realize various modifications and other equivalent embodiments therefrom. I will understand.

Therefore, the true technical protection scope of the present invention will be defined by the technical spirit of the appended claims.

20: carrying in and out tank 30: preheating tank
40: reinforcement tank 50: slow cooling tank
60: washing tank 80: jig
80a: upper frame 80b: lower frame
80c: side frame 80d: extension frame
81: air flow path 82: air supply
82a: air supply housing 82b: air storage unit
82c: air supply control unit 82d: air flow pipe
83: discharge portion 100: transfer unit portion
110: transfer casing 111: heating means
120: lifting hook portion 130: lifting and lowering drive
140: connecting means 200: opening and closing door
210: opening and closing section 220: incision opening and closing block
221: groove 230: block driving unit
300: rail 400: opening and closing part

Claims (3)

Jig (80) for loading the plate glass is fastened by the lifting hook portion 120 of the transfer unit unit 100 is moved up and down and horizontally moved to the preheating tank 30, reinforcement tank 40, slow cooling tank 50 And a chemically strengthened glass manufacturing apparatus for sequentially conveying the respective chambers of the washing tank 60 to chemically strengthen the plate glass.
The preheating tank 30, reinforcing tank 40, slow cooling tank 50 and the washing tank 60 is arranged to have a circular movement path and the preheating tank 30 between the preheating tank 30 and the washing tank 60. The jig 80 is brought in to supply the jig 80 loaded with plate glass, and the carry-in / out tank 20 for carrying out the jig 80 loaded with the plate glass which has been cleaned in the washing tank 60 to the outside is provided. Will be placed,
In the transfer casing provided in the transfer unit 100 to temporarily receive the jig 80, a heating means 111 for adjusting the temperature is installed.
An air flow path 81 formed in the upper and lower plate frames 80a and 80b or the side plate frame 80c forming the jig 80 and having a longitudinal direction to allow air to flow therethrough, and the air flow path ( The air supply unit 82 is connected to communicate with one side of the 81 to supply air to the air flow path 81 and is coupled to one side of the jig 80, and is in communication with the air flow path 81. Including the plurality of discharge parts 83 for discharging air to the outside of the lower frame 80a, 80b or the side plate frame 80c, the air storage 82c, atmospheric air, hydrogen (H ₂ ), oxygen (O ₂ ), argon (Ar) and nitrogen (N ₂ ) The chemically strengthened glass manufacturing apparatus, characterized in that for supplying one or two or more selected.
The method of claim 1,
Each process execution time of the preheating tank 30, the reinforcing tank 40, the slow cooling tank 50, the washing tank 60 is performed in the same way as 30 minutes to 1 hour, the circular arrangement structure Chemically strengthened glass manufacturing apparatus.
The method of claim 2,
Transfer unit 100 for transferring the jig 80 is
There are five places each on the upper side of the carry-in / out tank 20, the preheating tank 30, the reinforcing tank 40, the slow cooling tank 50, and the washing tank 60, and after each process is completed simultaneously, Chemically strengthened glass manufacturing apparatus having a circular arrangement structure, characterized in that the jig (80) sequentially transported.

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