KR20100034647A - Apparatus for unloading fluorescent lamp and apparatus for baking fluorescent lamp using the same, method for unloading fluorescent lamp - Google Patents

Apparatus for unloading fluorescent lamp and apparatus for baking fluorescent lamp using the same, method for unloading fluorescent lamp Download PDF

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Publication number
KR20100034647A
KR20100034647A KR1020080093885A KR20080093885A KR20100034647A KR 20100034647 A KR20100034647 A KR 20100034647A KR 1020080093885 A KR1020080093885 A KR 1020080093885A KR 20080093885 A KR20080093885 A KR 20080093885A KR 20100034647 A KR20100034647 A KR 20100034647A
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KR
South Korea
Prior art keywords
fluorescent lamp
quartz tube
gas
gas injection
unit
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Application number
KR1020080093885A
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Korean (ko)
Inventor
이준호
Original Assignee
주식회사 에이디피엔지니어링
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Priority to KR1020080093885A priority Critical patent/KR20100034647A/en
Publication of KR20100034647A publication Critical patent/KR20100034647A/en

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    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H01J9/24Manufacture or joining of vessels, leading-in conductors or bases
    • H01J9/245Manufacture or joining of vessels, leading-in conductors or bases specially adapted for gas discharge tubes or lamps
    • H01J9/247Manufacture or joining of vessels, leading-in conductors or bases specially adapted for gas discharge tubes or lamps specially adapted for gas-discharge lamps
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H01J9/46Machines having sequentially arranged operating stations
    • H01J9/48Machines having sequentially arranged operating stations with automatic transfer of workpieces between operating stations

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)

Abstract

Fluorescent lamp unloading device for transporting the fluorescent lamp loaded in the quartz tube is a gas injection unit and the other hole direction for ejecting the fluorescent lamp to the other hole of the quartz tube by injecting a gas of a predetermined pressure to one hole of the quartz tube And a fluorescent lamp receiver configured to receive the fluorescent lamp carried out from the quartz tube. The fluorescent lamp can be unloaded safely, thereby increasing the yield of the fluorescent lamp, and reducing the cost of raw materials and extending the life of the quartz tube.

Description

Apparatus for unloading fluorescent lamp and apparatus for baking fluorescent lamp using the same, method for unloading fluorescent lamp}

The present invention relates to a fluorescent lamp unloading apparatus, a fluorescent lamp firing apparatus using the same, and a fluorescent lamp unloading method, and more particularly, an unloading apparatus for unloading a fluorescent lamp after a firing process from a quartz tube and a fluorescent lamp using the same A firing apparatus and a fluorescent lamp unloading method.

Among the flat panel display devices, since the liquid crystal display device is a non-light emitting device that does not emit light by itself, a backlight unit (BLU) for providing a separate light source is required.

In such a backlight unit, a fluorescent lamp having a diameter of several mm is used. As the fluorescent lamp, a cold cathode fluorescent lamp (CCFL), an external electrode fluorescent lamp (EEFL), or the like is used.

As shown in FIG. 1, the general structure of the cold cathode fluorescent lamp 10 includes a long glass tube 11, an anode 12 and a cathode 13 attached to both ends of the inner side, and a glass tube 11 at both ends. It is formed of a lead 16 is formed to connect the two electrodes to the outside. In addition, a fluorescent substance 14 is coated on the inner wall of the glass tube 11, and the inner space 15 of the glass tube is filled with mercury vapor and a mixed gas of inert gas such as argon and neon.

Meanwhile, as shown in FIG. 2, the external electrode fluorescent lamp 20 has a structure in which both ends of the glass tube 21 are sealed, and electrodes 22 and 23 are formed to surround both ends of the lamp 20 from the outside. The external electrodes 22 and 23 form an electric field in the glass tube 21 to discharge gas. Fluorescent material 24 is coated on the inner wall of the glass tube 21, and the interior space 25 of the glass tube 21 is filled with a mixed gas such as mercury, argon, and neon.

The manufacturing process of the cold cathode fluorescent lamp or the external electrode fluorescent lamp includes a coating step of applying a fluorescent material to the inside of the glass tube, a firing step of firing and stabilizing the coated fluorescent material, and an exhausting step of evacuating the inner gas of the fired glass tube. And a sealing process of filling the evacuated glass tube with a mixed gas and sealing the glass tube. Between the devices in each of these processes, there is a loading device for loading the glass tube into the device, and an unloading device for taking out the glass tube from the device, the transfer device for transporting the glass tube between or inside each device It is provided.

In the firing process, the firing apparatus heats the fluorescent lamp to fire the fluorescent material applied to the fluorescent lamp. The firing apparatus provides a quartz tube for protecting the surface of the fluorescent lamp from a high temperature process environment, and inserts the fluorescent lamp into the quartz tube to perform the firing process. Fluorescent lamps and quartz tubes are made of glass, respectively, and can be easily broken even with a small impact.

Therefore, in the manufacture of fluorescent lamps, a technique for safely inserting and exporting fluorescent lamps into a quartz tube is important.

SUMMARY OF THE INVENTION The present invention has been made in an effort to provide an unloading apparatus for safely transporting a fluorescent lamp from inside a quartz tube and a fluorescent lamp firing apparatus using the same.

A fluorescent lamp unloading apparatus for carrying out a fluorescent lamp loaded in a quartz tube according to an aspect of the present invention is a gas for ejecting the fluorescent lamp to the other hole of the quartz tube by injecting a gas of a predetermined pressure to one hole of the quartz tube. And a fluorescent lamp receiver for receiving the fluorescent lamp to be discharged from the quartz tube provided in the injection unit and the other hole direction.

The gas injection unit includes a gas inlet unit through which gas is introduced, a gas compression unit compressing the introduced gas at a constant pressure, and a gas injection nozzle for injecting the compressed gas. The gas injection nozzle is provided with a smaller diameter than the quartz tube so that the gas injection nozzle can be inserted into the quartz tube. The gas injection unit may further include a pin driver for reciprocating the gas injection nozzle in the longitudinal direction of the quartz tube so that the gas injection nozzle is inserted into the quartz tube at a predetermined distance.

The gas injection unit may further include a driving unit protruding the gas injection nozzle for injecting the gas of a predetermined pressure, and reciprocating the gas injection unit so that the gas injection nozzle is inserted into the quartz tube.

The fluorescent lamp receiving unit is disposed in the carrying out direction of the fluorescent lamp and stops the fluorescent lamp carried out from the quartz tube and receives the stopper for aligning the position of the fluorescent lamp and the fluorescent lamp aligned by the stopper for transporting. It is provided with a roller. The fluorescent lamp receiving unit may further include a stopper driver for reciprocating the stopper in the longitudinal direction of the fluorescent lamp.

The fluorescent lamp receiver may further include a receiver roller driver for rotating the receiver roller and the stopper. The receiving roller is provided with a wing for passing the fluorescent lamp seated on the receiving roller to the fork to cross the fork provided in the loading section for loading the fluorescent lamp as the rotation.

According to another aspect of the present invention, a fluorescent lamp firing apparatus for firing a fluorescent lamp coated with a fluorescent material includes a transfer unit for transferring a quartz tube into which the fluorescent lamp is inserted, and a distance from one side of the transfer unit for firing the fluorescent lamp. And an unloading part for ejecting the fired fluorescent lamp by injecting a gas into a heating part and one hole of the quartz tube.

The unloading unit is a gas injection unit for inserting a gas injection nozzle reciprocating in the longitudinal direction of the quartz tube into one hole of the quartz tube and injecting a gas of a predetermined pressure to carry out the fluorescent lamp to the other hole of the quartz tube; And a stopper provided in the other hole direction to stop the fluorescent lamp carried out from the quartz tube and align the position of the fluorescent lamp.

In the fluorescent lamp unloading method according to another aspect of the present invention, when the quartz tube loaded with the fluorescent lamp is transported, inserting a gas injection nozzle into a hole on one side of the quartz tube by a predetermined distance, and of the quartz tube through the gas injection nozzle. Ejecting the fluorescent lamp to the other hole of the quartz tube by injecting gas in a longitudinal direction; and stopping and adjusting the position of the fluorescent lamp to be discharged with a stopper. The stopper may adjust the position of the fluorescent lamp by pushing the stopped fluorescent lamp in the longitudinal direction of the fluorescent lamp.

According to the present invention, it is possible to safely unload the fluorescent lamp. As a result, the yield of fluorescent lamps can be increased, thereby reducing raw material costs and extending the life of quartz tubes.

Hereinafter, with reference to the accompanying drawings will be described in detail a preferred embodiment of the unloading device and the fluorescent lamp firing apparatus according to the present invention.

3 is a layout view schematically illustrating a configuration of a fluorescent lamp firing apparatus according to an embodiment of the present invention. Figure 4 is a front view schematically showing a fluorescent lamp firing apparatus according to an embodiment of the present invention.

The fluorescent lamp firing apparatus performs a firing process in a state in which the fluorescent lamp 30 is inserted into the quartz tube 40. As shown in FIG. 3, the fluorescent lamp firing apparatus includes a loading unit 100 for inserting the fluorescent lamp 30 into the quartz tube 40, and a transfer unit for transferring the quartz tube 40 into which the fluorescent lamp 30 is inserted. 110 and an unloading part 150 for carrying out the fired fluorescent lamp 30 from the quartz tube 40. Here, the fluorescent lamp 30 means a glass tube coated with a fluorescent material after the coating process. The quartz tube 40 is used to prevent breakage of the fluorescent lamp 30 having a diameter of only a few mm and to rotate the fluorescent lamp 30 more easily in the firing process.

The unloading unit 150 ejects from the gas injection unit 151 and the quartz tube 40 to eject the fluorescent lamp 30 to the other side of the quartz tube 40 by injecting a high pressure gas from one side of the quartz tube 40. And a fluorescent lamp receiver 152 for receiving the fluorescent lamp 30.

One side of the transfer unit 110 is provided with a heating unit 130 for firing the fluorescent lamp 30. As shown in FIG. 4, the heating unit 130 for firing and stabilizing the fluorescent material coated on the inner wall of the fluorescent lamp 30 is positioned at a predetermined distance above the transfer unit 110. The heating unit 130 may be formed of an electric heater or the like that radiates heat. Heat radiated from the heating unit 130 passes through the quartz tube 40 to heat the fluorescent material applied to the inner wall of the fluorescent lamp 30. The heating unit 130 may be divided into a preheating section (P1), the main heating section (P2), the holding section (P3) and the cooling section (P4), the preheating section (P1) is a fluorescent lamp 30 at room temperature It is a section to start heating, the main heating section (P2) is a section for heating the fluorescent lamp 30 to the temperature required for the firing of the fluorescent material, the holding section (P3) is heated to the temperature of the fluorescent lamp 30 Cooling section (P4) is a section for lowering the heating temperature to cool before carrying out the firing completed fluorescent lamp 30 to the outside while passing through the holding section (P3).

The transfer unit 110 is to advance the fluorescent lamp 30 in one direction below the heating unit 130, and includes rotating rollers 111 and 112 and a lifting block 120. The plurality of rotating rollers are composed of a set of unit rollers formed by coupling a pair of rotating rollers 111 and 112 to face one rotating shaft. That is, the plurality of rotating rollers constitute one unit roller one by one pair, and each unit roller is arranged side by side along the traveling direction of the fluorescent lamp 30, that is, the quartz tube 40. The distance between neighboring unit rollers is smaller than the diameter of one rotating roller 111, so that a pair of neighboring rotating rollers 111 and 112 are arranged so that portions thereof overlap in the advancing direction of the quartz tube 40. . Then, a V-shaped groove is formed between a pair of adjacent rotary rollers 111 and 112 along the advancing direction of the quartz tube 40. The quartz tube 40 has a point where the groove shape is formed. It is positioned at and supported by a pair of rotary rollers (111, 112). The plurality of rotating rollers may all rotate in the same direction or may rotate in different directions. A pair of rotating rollers 111 and 112 supporting at least one quartz tube 40 together may be rotated in the same direction. It must rotate. When the quartz tube 40 is positioned between two adjacent rotating rollers 111 and 112 along the advancing direction of the quartz tube 40, the quartz tube 40 is formed by two adjacent rotating rollers 111 and 112. Supported together, since the two rotating rollers 111 and 112 rotate in the same direction, the quartz tube 40 rotates in the opposite direction by friction, and the fluorescent lamp 30 inserted into the quartz tube 40 also rotates. Done. The reason for rotating the fluorescent lamp 30 is because the fluorescent lamp 30 is a tubule, so if the heating process is not uniform, it may be deformed or broken, so that heat is evenly transmitted to the entire fluorescent lamp 30.

Lifting block 120 is to allow the fluorescent lamp 30 to proceed sequentially from the preheating section (P1) to the cooling section (P4), the V-shaped groove 121 is formed at the top, It is installed to enable horizontal movement. The lifting block 120 is operated at a position lower than the upper end of the rotating roller at the initial position and then raised to a position higher than the rotating roller. Then, the quartz tube 40 is separated from the rotating roller while being supported by the groove 121 of the elevating block 120. Next, the lifting block 120 moves in the horizontal direction from the preheating section P1 toward the cooling section P4. The horizontally moved lifting block 120 is lowered down to a lower position than the rotating roller. In this process, the quartz tube 40 supported by the elevating block 120 is supported by another rotating roller, and the elevating block 120 is spaced apart from the quartz tube 40. At this time, the rotating roller supporting the quartz tube 40 becomes the next rotating roller located at a point spaced apart from the rotating roller initially supported by the lifting block 120 in the horizontal direction toward the cooling section P4. The lifting block 120 carrying the quartz tube 40 to the next rotating roller moves horizontally in the direction from the cooling section P4 to the preheating section P1 at a lower position than the rotating roller and returns to the initial position. Complete one transfer cycle.

The above configuration of the transfer unit 110 is only an example and may have a different configuration. For example, a groove corresponding to the diameter of the quartz tube 40 may be formed on the outer circumferential surface of the rotating roller without the lifting block 120 to transfer the quartz tube 40 to another rotating roller adjacent thereto. In this case, however, in order to ensure sufficient time for heating the fluorescent lamp 30 accommodated in the quartz tube 40, the diameter of the rotating roller is adjusted, the rotational speed of the rotating roller is reduced, or radiated from the heating unit 130. Other measures may need to be taken, such as controlling calories.

The cooling unit 140 may be further disposed at a position corresponding to the cooling section P4 of the heating unit 130 in order to cool the fluorescent lamp 30 to a room temperature and deliver it to the next process. The cooling unit 140 may be disposed to be symmetrical with the cooling section P4 of the heating unit 130 below the rotating roller.

As described above, the fluorescent lamp 30 is fired by the fluorescent material and transferred to the unloading unit 150, and the unloading unit 150 unloads the fluorescent lamp 30 loaded on the quartz tube 40. The proposed fluorescent lamp unloading apparatus will be described below. The fluorescent lamp unloading device includes a gas injection part located on one side of the quartz tube 40 in the longitudinal direction and a fluorescent lamp receiving part located on the other side.

5 is a schematic view showing a gas injection unit of the fluorescent lamp unloading apparatus according to an embodiment of the present invention.

As shown in FIG. 5, the gas injection unit 200 includes a gas inlet 211, a gas compression unit 212 for compressing the introduced gas, and a gas injection nozzle 213 for injecting a high pressure gas.

The gas inlet 211 provides external air to the gas compressor 212. Gas inlet 211 may be provided with a filter to prevent the mixing of foreign matters when the outside air is introduced. Alternatively, the gas inlet 211 may provide an inert gas such as helium or nitrogen of the gas tank to the gas compressor 212.

The gas compressor 212 may use a general positive displacement compressor or a dynamic compressor. The gas compression unit 212 generates a proper gas pressure that the fluorescent lamp 30 can be carried out from the quartz tube 40.

The gas injection nozzle 213 protrudes from the gas compression unit 212 in the longitudinal direction of the quartz tube 40. It is preferable that only the fluorescent lamp 30 is carried out from the quartz tube 40 without affecting the position of the quartz tube 40 during gas injection. To this end, the gas injection nozzle 213 has a diameter that can be inserted into the quartz tube 40, and is inserted into the quartz tube 40 at a distance that does not contact the fluorescent lamp 30. Inject gas. Since gas is injected in the quartz tube 40 in the longitudinal direction of the quartz tube 40, the pressure of the gas hardly affects the position of the quartz tube 40, and the fluorescent lamp 30 is formed by the pressure of the gas. It is carried out from the mold | tube 40. Preferably, the gas injection nozzle 213 is not in direct contact with the quartz tube 40. For this purpose, the gas injection nozzle 213 is inserted into and discharged into the quartz tube 40 at a predetermined height parallel to the quartz tube 40. do.

In order to maintain a constant height of the gas injection nozzle 213, the gas injection part 200 is supported by the support part 221. The support part 221 is fixed to the driving part 220, and the driving part 220 moves the gas injection part 200 so that the gas injection nozzle 213 reciprocates in the longitudinal direction of the quartz tube 40. The driver 220 moves along the linear guide 222 on the lower frame 230. The linear guide 222 is preferably in line with the longitudinal direction of the quartz tube 40.

6 is a schematic view showing a gas injection unit of the fluorescent lamp unloading apparatus according to another embodiment of the present invention.

As shown in FIG. 6, the gas injection unit 300 includes a gas inlet 211, a gas compression unit 212 for compressing the introduced gas, a gas injection nozzle 213 for injecting a high pressure gas, and a gas injection nozzle. And a pin driver 320 for reciprocating the 213 in the longitudinal direction of the quartz tube 40. As described above with reference to FIG. 5, the gas injection part 300 is supported by the support part 221 fixed to the lower frame 230. That is, the gas injection unit 300 is fixed, and only the gas injection nozzle 213 is reciprocated by the pin driver 320. The pin driver 320 protrudes the gas injection nozzle 213 and inserts it into the quartz tube 40. After the gas is injected from the gas injection nozzle 213 and the fluorescent lamp 30 is discharged from the quartz tube 40, the pin driver 320 discharges the gas injection nozzle 213 from the quartz tube 40.

7 is a plan view briefly illustrating a fluorescent lamp receiving unit of the fluorescent lamp unloading apparatus according to an embodiment of the present invention.

As shown in FIG. 7, the fluorescent lamp receiver 400 includes a stopper 410 and a fluorescent lamp 30 for aligning the fluorescent lamp 30 carried out from the quartz tube 40 by a gas pressure at a predetermined position. A receiving roller 430 for transferring to the portion 440 or the next process. The loading unit 440 temporarily stores the fluorescent lamp 30 having finished the firing process to be sent to the next process, and includes a ventilation hole 441 and a ventilation fan 442 for supplying external air into the loading unit 440. ) May be provided.

The stopper 410 is disposed in the carrying out direction of the fluorescent lamp 30 to stop the fluorescent lamp 30 to be carried out and allow the fluorescent lamp 30 to be seated on the receiving roller 430. The stopper 410 is preferably provided with an elastic material such as rubber, synthetic resin, etc. to absorb the impact of the fluorescent lamp 30 carried out by the gas pressure to prevent breakage of the fluorescent lamp 30. When one end of the fluorescent lamp 30 is transferred in a direction perpendicular to the carrying out direction of the fluorescent lamp 30 by the receiving roller 430 in a state in which the stopper 410 is in contact, the fluorescent lamp 30 by contact friction Can be separated on the receiving roller 430. A stopper driver 420 is provided to reciprocate the stopper 410 in the longitudinal direction of the fluorescent lamp 30 in order to prevent this and constantly align the position of the fluorescent lamp 30. The stopper 410 is connected to the drive shaft 421, and the stopper driver 420 reciprocates the drive shaft 421 in the longitudinal direction of the fluorescent lamp 30. The stopper driver 420 is removed from the quartz tube 40, contacts the stopper 410, and pushes the stopped fluorescent lamp 30 by a predetermined distance to align the fluorescent lamp 30 to a predetermined position, and then stops the stopper 410. The fluorescent lamp 30 is separated from the stopper 410 by moving to the original position.

Receiving roller 430 is provided with a groove corresponding to the diameter of the fluorescent lamp 30 to seat the fluorescent lamp 30, and transfers the fluorescent lamp 30 to another receiving roller adjacent to. The outer circumferential surface of the receiving roller 430 on which the fluorescent lamp 30 is mounted is preferably made of an elastic material such as rubber or synthetic resin to prevent breakage of the fluorescent lamp 30.

Here, although two fluorescent lamps 30 are shown to be carried out side by side, this is not a limitation and the fluorescent lamps 30 may be simultaneously carried out by one or three or more, and aligned by the stopper 410.

8 is a plan view briefly illustrating a fluorescent lamp receiving unit of the fluorescent lamp unloading apparatus according to another embodiment of the present invention. 9 is an enlarged perspective view illustrating the receiving roller and the stopper of FIG. 8.

The fluorescent lamp receiver 500 passes the stopper 510 and the seated fluorescent lamp 30 to align the fluorescent lamp 30 carried out from the quartz tube 40 by a gas pressure at a predetermined position to the loading unit 440. The main includes a receiving roller 530. The receiving roller 530 is connected to the rotating shaft 531 driven by the receiving roller driver 520. The receiving roller driver 520 rotates the rotation shaft 531. The stopper 510 may also be connected to the rotation shaft 531 and rotate at the same speed as the receiving roller 530. This is to prevent one end of the fluorescent lamp 30 in contact with the stopper 510 when the receiving roller 530 rotates with the stopper 510.

The receiving roller 530 is provided with a wing 532 for passing the fluorescent lamp 30 to the loading part 440, and the fork 445 for receiving the fluorescent lamp 30 is provided at the loading part 440. . The wing 532 and the fork 445 cross each other according to the rotation of the receiving roller 530. When the wing 532 is rotated to the lower side of the fork 445, the fluorescent lamp 30 on the receiving roller 530 is fork. It is placed at (445). The fork 445 has a predetermined inclination toward the inside of the loading part 440, and the fluorescent lamp 30 placed on the fork 445 slides and moves to the inside of the loading part 440.

The receiving roller 530 may be provided with a U-shaped mounting groove 535 in which the fluorescent lamp 30 is mounted. The receiving roller 530 may seat the fluorescent lamp 30 in the V-shaped groove without the mounting groove 535, but the fluorescent lamp 30 is flexibly taken over by the fork 445 in accordance with the rotation of the receiving roller 530. U-shaped mounting groove 535 is provided to be. In order to prevent breakage of the fluorescent lamp 30, the wing 532, the seating groove 535 and the fork 445 may be provided with an elastic material such as rubber, synthetic resin. Alternatively, the outer surfaces of the wing 532, the seating groove 535, and the fork 445 may be coated with an elastic material such as rubber or synthetic resin.

10 is a flowchart illustrating a fluorescent lamp unloading method according to an embodiment of the present invention.

When the quartz tube loaded with the fluorescent lamp is transferred to the unloading part, the gas injection nozzle of the gas injection part is inserted into one hole of the quartz tube (S110). The gas injection nozzle is inserted into the quartz tube at a distance that is not in contact with the fluorescent lamp.

The gas injection unit ejects the fluorescent lamp from the quartz tube by injecting a gas of a suitable pressure in which the fluorescent lamp may be seated to the fluorescent lamp receiving unit (S120). The gas injection part injects gas in the longitudinal direction of the quartz tube in the quartz tube so that only the fluorescent lamp is carried out to the other hole of the quartz tube without affecting the position of the quartz tube.

The fluorescent lamp carried out from the quartz tube is seated on the fluorescent lamp receiving unit, and the position of the fluorescent lamp is adjusted by the stopper (S130). The fluorescent lamp carried out by the gas pressure is stopped by the stopper and the shock is absorbed. The fluorescent lamp is mounted on the receiving roller. The stopper reciprocates in the longitudinal direction of the fluorescent lamp by the stopper driver. The stopper may adjust the position of the fluorescent lamp so that the fluorescent lamp is spaced apart from the stopper by a predetermined distance by pushing the fluorescent lamp in the longitudinal direction. The stopper is connected to the rotary shaft of the receiving roller and can rotate at the same speed as the receiving roller.

The fluorescent lamp is unloaded by the receiving roller (S140). By the plurality of receiving rollers provided with grooves corresponding to the diameters of the fluorescent lamps, the fluorescent lamps can be transferred to the next process or loading part. Alternatively, the receiving roller may be rotated such that the wing of the receiving roller and the fork of the loading unit intersect so that the fluorescent lamp seated on the receiving roller is passed to the fork of the loading unit. The fork has a certain tilt in the direction of the load, and the fluorescent lamp passed to the fork is slid to the load.

An embodiment of the present invention described above and illustrated in the drawings should not be construed as limiting the technical spirit of the present invention. The protection scope of the present invention is limited only by the matters described in the claims, and those skilled in the art can change and change the technical idea of the present invention in various forms. Therefore, such improvements and modifications will fall within the protection scope of the present invention, as will be apparent to those skilled in the art.

1 is a cross-sectional view showing the structure of a CCFL according to the prior art.

2 is a cross-sectional view showing the structure of the EEFL according to the prior art.

3 is a layout view schematically illustrating a configuration of a fluorescent lamp firing apparatus according to an embodiment of the present invention.

Figure 4 is a front view schematically showing a fluorescent lamp firing apparatus according to an embodiment of the present invention.

5 is a schematic view showing a gas injection unit of the fluorescent lamp unloading apparatus according to an embodiment of the present invention.

6 is a schematic view showing a gas injection unit of the fluorescent lamp unloading apparatus according to another embodiment of the present invention.

7 is a plan view briefly illustrating a fluorescent lamp receiving unit of the fluorescent lamp unloading apparatus according to an embodiment of the present invention.

8 is a plan view briefly illustrating a fluorescent lamp receiving unit of the fluorescent lamp unloading apparatus according to another embodiment of the present invention.

9 is an enlarged perspective view illustrating the receiving roller and the stopper of FIG. 8.

10 is a flowchart illustrating a fluorescent lamp unloading method according to an embodiment of the present invention.

Claims (13)

In the fluorescent lamp unloading device for carrying out the fluorescent lamp loaded inside the quartz tube, A gas injection unit for ejecting a gas of a predetermined pressure into one hole of the quartz tube to carry the fluorescent lamp to the other hole of the quartz tube; And And a fluorescent lamp receiving unit provided in the other hole direction and receiving the fluorescent lamp carried out from the quartz tube. According to claim 1, wherein the gas injection unit A gas inlet unit through which gas is introduced; A gas compression unit compressing the introduced gas to a predetermined pressure; And And a gas injection nozzle for injecting the compressed gas. The fluorescent lamp unloading apparatus of claim 2, wherein the gas injection nozzle is provided with a diameter smaller than that of the quartz tube so as to be inserted into the quartz tube. According to claim 2, wherein the gas injection unit And a pin driver for reciprocating the gas injection nozzle in the longitudinal direction of the quartz tube so that the gas injection nozzle is inserted into the quartz tube at a predetermined distance. The gas injection nozzle of claim 1, wherein a gas injection nozzle for injecting the gas of the predetermined pressure protrudes from the gas injection part, and a driving part for reciprocating the gas injection part so that the gas injection nozzle is inserted into the quartz tube. Fluorescent lamp unloading device characterized in that it further comprises. The method of claim 1, wherein the fluorescent lamp receiving portion A stopper disposed in the carrying out direction of the fluorescent lamp to stop the fluorescent lamp carried out from the quartz tube and to align the position of the fluorescent lamp; And And a receiving roller for seating and transporting the fluorescent lamps aligned by the stopper. The method of claim 6, wherein the fluorescent lamp receiving portion And a stopper driver for reciprocating the stopper in the longitudinal direction of the fluorescent lamp. The method of claim 6, wherein the fluorescent lamp receiving portion Fluorescent lamp unloading apparatus further comprises a receiving roller driving unit for rotating the receiving roller and the stopper. The method of claim 6, wherein the receiving roller And a wing for passing the fluorescent lamp seated on the receiving roller to the fork by crossing the fork provided in the loading unit for loading the fluorescent lamp as it rotates. In the fluorescent lamp firing apparatus for firing a fluorescent lamp coated with a fluorescent material, A transfer unit for transferring the quartz tube into which the fluorescent lamp is inserted; A heating unit spaced at a distance from one side of the transfer unit to fire the fluorescent lamp; And And an unloading part for ejecting the fired fluorescent lamp by injecting gas into one hole of the quartz tube. The method of claim 10, wherein the unloading unit A gas injection unit which inserts a gas injection nozzle reciprocating in the longitudinal direction of the quartz tube into one hole of the quartz tube and ejects the fluorescent lamp to the other hole of the quartz tube by spraying a gas of a predetermined pressure; And And a stopper provided in the other hole direction to stop the fluorescent lamp carried out from the quartz tube and align the position of the fluorescent lamp. Inserting a gas injection nozzle a predetermined distance into one hole of the quartz tube when the quartz tube loaded with a fluorescent lamp is transferred; Ejecting the fluorescent lamp to the other hole of the quartz tube by injecting a gas in the longitudinal direction of the quartz tube through the gas injection nozzle; And Stopping the carried fluorescent lamp with a stopper and adjusting a position thereof. The fluorescent lamp unloading method according to claim 12, wherein the stopper adjusts the position of the fluorescent lamp by pushing the stopped fluorescent lamp in the longitudinal direction of the fluorescent lamp.
KR1020080093885A 2008-09-24 2008-09-24 Apparatus for unloading fluorescent lamp and apparatus for baking fluorescent lamp using the same, method for unloading fluorescent lamp KR20100034647A (en)

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KR1020080093885A KR20100034647A (en) 2008-09-24 2008-09-24 Apparatus for unloading fluorescent lamp and apparatus for baking fluorescent lamp using the same, method for unloading fluorescent lamp

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KR1020080093885A KR20100034647A (en) 2008-09-24 2008-09-24 Apparatus for unloading fluorescent lamp and apparatus for baking fluorescent lamp using the same, method for unloading fluorescent lamp

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KR20100034647A true KR20100034647A (en) 2010-04-01

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