CN1779882A

CN1779882A - Apparatus and method for manufacturing fluorescent tubes

Info

Publication number: CN1779882A
Application number: CNA2005101260416A
Authority: CN
Inventors: 李永哲
Original assignee: Display Manufacturing Services Co Ltd
Current assignee: Weihai dianmei Shiguang electromechanical Co Ltd
Priority date: 2004-11-24
Filing date: 2005-11-24
Publication date: 2006-05-31
Anticipated expiration: 2025-11-24
Also published as: TW200618038A; JP2006147558A; CN100483603C; KR100674880B1; TWI282579B; KR20060057818A; JP4072171B2

Abstract

The invention discloses an apparatus for manufacturing an external electrode fluorescent lamp, especially discloses an apparatus for manufacturing fluorescent lamp by using a series of simple processes and capable of mass production of high quality fluorescent lamp. The invention includes a chamber defining a process space, a cassette disposed corresponding to the process space of the chamber and loaded with at least two glass tubes for manufacturing lamp, and a control unit for selectively connecting the process space of the chamber to a selective one of an exhaust hole, a gas injection hole, and a mercury injection hole to selectively perform exhaust, gas injection, and mercury injection processes.

Description

The manufacturing installation of fluorescent lamp and manufacture method

Technical field

The present invention relates to a kind of device and method that is easy to make fluorescent lamp, particularly a kind of apparatus for manufacturing fluorescent lamp and the manufacture method that can produce the fluorescent lamp that possesses outer electrode with simple technology in a large number.

Background technology

Usually, cold-cathode fluorescence lamp (CCFL:Cold Cathode Fluorescent Lamp) is to be coated with to enclose in the glass tube of fluorophor on inwall to be used to a certain amount of gas and the mercury that make fluorescent lamp luminous, and in the inboard, two ends of glass tube two electrodes is set and constitutes.

The principle of luminosity of described fluorescent lamp is, when applying high voltage on described two electrodes, the electronics that is present in glass tube inside moves to electrode (positive pole) direction, and collision mutually between the electronics in moving process, produces secondary electron and discharges.The electronics that flows under described discharge process with glass tube in mercury atom collide mutually and the ultraviolet ray of radiating the about 253.7nm of wavelength, simultaneously, this ultraviolet ray excited fluorescent material sends visible rays.

The flow process of making described cold-cathode fluorescence lamp mainly is included in and applies fluorophor (baking) that fluorophor (coating), sintering apply on the glass tube inwall and exhaust and sealing steps such as (exhaust/sealing) are carried out in glass tube inside.

In described exhaust and sealing step, described glass tube gas inside is discharged, make it be in vacuum state, inject a certain amount of argon gas and mercury afterwards respectively, then the peristome of the described glass tube of heated sealant.

At this moment, be injected into the mercury of glass tube inside, directly influence the driving and the luminous mass of fluorescent lamp.For by improving the performance that the quality of injecting high-quality mercury improves fluorescent lamp, proposed mercury method for implanting such as mercury capsule method, amalgam process, mercury alloy method, but still had variety of issue.For example, described mercury capsule method is difficult to liquid mercury is formed capsule: and described amalgam process is because Bi-In-Hg, and solid amalgam particles fusion points such as Zn-Hg are 100-200 ℃, and are lower, thereby gasified in sealing or exhaust process easily.

Also have, described mercury alloy method then must be provided with the quoit that is coated with mercury and degasifier, therefore in glass tube, though on the bigger glass tube of diameter, be difficult to be applicable to that compact fluorescent lamp that diameter is little or LCD back light are with cold-cathode tube etc.Existing problem major part occurs in the process that imports mercury in glass tube in the aforesaid mercury injection method.

In order to address the aforementioned drawbacks, the mercury method for implanting described in application in 2002, on April 29th, 2004 disclosed Republic of Korea publication 10-2004-0035060 number new mercury method for implanting appearred.

The method that above-mentioned patent promptly utilizes mercury dispenser to make fluorescent lamp mainly is: will be that 1.0mm-4.0mm, length are the fluorescent-lamp-use mercury dispenser that mercury-degasifier was made and be equipped with to the cup-shaped nickel that is closed of 1.0mm-5.0mm, bottom or rustless steel container by diameter, and be arranged to be provided with in pipe and be used to prevent that described mercury dispenser from entering in the blast pipe of the reducing diameter part in the discharge tube.This pipe is carried out after the exhaust with the high-frequency heating mercury dispenser, so that inject mercury.

In the said method, mercury dispenser is not arranged in the glass tube, heat behind the reducing diameter part that is positioned at blast pipe and inject mercury but be fastened on, after mercury separation injection, excision is provided with the reducing diameter part of mercury dispenser in the blast pipe, solves the operation in described mercury capsule method, amalgam process and the mercury alloy method and the problem of process aspect with this.

But adopt fluorescent lamp manufacture method based on above-mentioned known technology, when carrying out the mercury implantation step, all to mount and dismount mercury dispenser at every turn, and the step of installation and removal mercury dispenser will be connected with the series of steps such as exhaust, injecting gas and sealing of making general fluorescent lamp, will construct its connected system, so not only its structure can become very complicated, but also will consume a large amount of manufacturings or maintenance cost and time.Particularly, be difficult to reach gratifying operating efficiency and production efficiency, thereby be difficult to produce in a large number fluorescent lamp by above-mentioned mercury injection method.

And, above-mentioned fluorescent lamp manufacturing method, because its mercury implantation step only is applicable to the cold-cathode fluorescence lamp of making the band internal electrode, do not make external electrode fluorescent lamp (External Electrode Fluorescent Lamp) and be suitable for, as, electrode in the outside, glass tube two ends, not only luminous mass has the fluorescent lamp of high additive value than described cold-cathode fluorescence lamp is good but also in light weight, volume is little, lamp tube service life is long, power consumption is little, be convenient to install external electrode fluorescent lamp etc.Therefore, be difficult to expectation and realize operation compatibility and good efficiency by it.

Summary of the invention

The objective of the invention is to solve above-mentioned deficiency, a kind of manufacturing installation and manufacture method that is used to make the fluorescent lamp with outer electrode is provided, not only its structure and manufacturing process are simple, and can in a large number production high-quality fluorescent lamp.

In order to realize aforesaid purpose, the invention provides a kind of manufacturing installation of fluorescent lamp, it includes: have the chamber that a certain size handles the space; Can make the lantern pane pipe is arranged at described chamber treatment space with the removably correspondence carrying case with at least two; Be used to discharge the gas of described chamber treatment interior volume, and the exhaust outlet of injecting gas and mercury, air supply opening, mercury inlet and be used for the adjusting device of control connection state.

In order to realize purpose of the present invention, the present invention provides a kind of fluorescent lamp manufacturing method simultaneously, it comprises the steps: having at least two manufacturings of a certain size chamber of handling space butt joint setting fluorescent tube glass tubes, to make chamber interior be in sealing state into making lamp; Remove the impurity of described glass tube inside by described processing space, and carry out exhaust, make glass tube be in vacuum state; By described processing space injecting gas in described glass tube; In described glass tube, inject mercury by described processing space; And sealing is marked with the steps such as glass tube of gas and mercury.

The manufacturing installation of fluorescent lamp of the present invention can be changed the state of chamber treatment interior volume by adjusting device, and is easy to carry out steps such as exhaust, gas injection, glass tube sealing, mercury injection, the utilization ratio that can significantly increase work efficiency and install thus.

Especially, a plurality of manufacturing fluorescent tubes can be contained in the described carrying case simultaneously with glass tube, and with this state removably correspondence be arranged at described chamber, finish the series of steps of making fluorescent lamp thus.Therefore, not only can in a large number production high-quality fluorescent lamp, also be convenient to keeping and transporting glass pipe.

In addition, owing to the state that moves the conversion process space, therefore can significantly simplify the chamber interior structure by adjusting device.

At last, fluorescent lamp manufacturing method of the present invention not only can be carried out series of steps such as the injection of exhaust and gas, glass tube sealing in the chamber treatment space, and step is relevant therewith, the steps such as carrying out the mercury injection that can also walk abreast can significantly be increased work efficiency and process efficiency thus.

Description of drawings

Fig. 1 is the part-structure exploded perspective view of apparatus for manufacturing fluorescent lamp of the present invention;

Fig. 2 be Fig. 1 in conjunction with cutaway view;

Fig. 3 is the inner structure for amplifying cutaway view of Fig. 2 middle chamber;

Fig. 4 is a carrying case structural perspective among Fig. 1;

Fig. 5 is an anchor clamps internal structure cutaway view among Fig. 4.

Fig. 6 is the part-structure enlarged diagram of anchor clamps among Fig. 4, expression spacing jig and state of living in thereof;

Fig. 7 is the flow chart of fluorescent lamp manufacture method of the present invention;

Fig. 8 is the part-structure cutaway view of manufacturing installation of the present invention, in order to the installation steps of glass tube in the key diagram 7;

Fig. 9 is the apparatus for manufacturing fluorescent lamp part-structure cutaway view that is used for key diagram 7 steps of exhausting;

Figure 10 is the apparatus for manufacturing fluorescent lamp part structure for amplifying cutaway view that is used for key diagram 7 steps of exhausting;

Figure 11 is the apparatus for manufacturing fluorescent lamp part structure for amplifying cutaway view that is used for key diagram 7 gas implantation steps;

Figure 12 is the apparatus for manufacturing fluorescent lamp part structure for amplifying cutaway view that is used for key diagram 7 mercury implantation steps;

Figure 13 is the apparatus for manufacturing fluorescent lamp part structure for amplifying cutaway view that is used for key diagram 7 sealing steps.

Embodiment

Describe the specific embodiment of the present invention in detail below in conjunction with accompanying drawing.

As Fig. 1, Fig. 2 and shown in Figure 3, apparatus for manufacturing fluorescent lamp of the present invention includes: but but have the chamber 2 of the processing space C of the exhaust injecting gas that is used to make fluorescent tube and mercury; Corresponding to the processing space C of described chamber 2, and can be simultaneously with the carrying case 4 of at least two glass tube G of removably setting; Be used to make chamber 2 to convert to and can discharge described processing space C gas inside, but and the adjusting device 6 of injecting gas and mercury state.

But described chamber 2 useful life longevities, corrosion resistance, chemical resistance and thermal endurance good metal are made, and as shown in Figure 1, described chamber 2 is stage shape casing shape, and its inside is provided with processing space C as shown in Figure 3.

The upper end of described chamber 2 is provided with dismountable cover plate 10 in addition, can the described processing of opening and closing of fault space C by this cover plate 10.

Between described cover plate 10 and the described chamber 2 well-known, rubber seal as shown in Figure 3 12 can be set, also can adopt other known method to carry out encapsulation process.

Described chamber 2 is installed on the operating desk W with posture shown in Figure 1, so that a plurality of glass tube G is removably installed in the described chamber 2 by carrying case 4, and is easy to make fluorescent tube under this state.

And, do not show that described chamber 2 is provided with the UP control valve of may command internal pressure, is beneficial to described processing space C is converted to atmospheric pressure state from vacuum state though figure goes up.

Described processing space C is the space structure corresponding at least two glass tube G, and the described glass tube G of at least two row is fixed in described chamber 2, and the structure of described chamber 2 is suitable for carrying out exhaust in described processing space C, gas injects and mercury injection etc. is used to make the various operations of fluorescent lamp.

In order in described processing space C, to carry out exhaust and gas implant operation, as shown in figures 1 and 3, be provided for the blast pipe L1 of exhaust at first respectively and be used for the air supply pipe L2 of injecting gas, and make it to be communicated with described processing space C.

Described blast pipe L1 is used for removing by carrying case 4 correspondences by bleeding and is disposed at impurity such as pernicious gas and impurity at least 2 glass tube G that described chamber 2 handles in the C of space, though and do not show among the figure, but floss hole one side at described blast pipe L1 is connected with vacuum pump in addition, is beneficial to exhaust.Described glass tube G, its inside scribbles fluorophor and process sintering processes.

Described air supply pipe L2 is used for supplying with as argon gas etc. to the processing space of described chamber 2 C makes the luminous gas of fluorescent lamp, and gas is injected in the described glass tube G.Though and show not among the figure that the air inlet end of described air supply pipe L2 is connected in the gas that contains a certain amount of gas and supplies with tube so that supply gas.

In addition, though do not show among the figure that described blast pipe L1 and air supply pipe L2 one side are respectively equipped with valve, by this valve, with the switching of known method control runner.

Also have, be provided with the cover plate 10 that is used for open described processing space C, and, can directly supply with a certain amount of mercury to adjusting device 6 in the back narration by the described cover plate 10 of breakdown at described chamber 2 upsides.

As shown in Figure 3, the mercury that is injected in the described glass tube G is the solid, shaped mercury particle M with a certain size, because the evaporating point of this solid, shaped mercury particle M is higher than the evaporating point of liquid mercury particle, can prevent that therefore mercury is subjected to thermal evaporation and causes damage in described chamber 2 internal cause.

More than to utilizing the cover plate 10 on the chamber 2 that the method that mercury particle M supplies to described processing space C is illustrated, but the present invention is not only limited to this kind method.For example,, supply pipe can be set in addition, a certain amount of mercury particle M be fed to described adjusting device 6 equably by this supply pipe though do not show among the figure.In addition, can also utilize the whole bag of tricks to supply with mercury, to satisfy purpose of the present invention.

In addition, described chamber 2 can carry out encapsulation process to the peristome that is arranged at the glass tube G that handles space C by heating means.In order to achieve the above object, as shown in Figure 3, the heating plate 26 of ceramic material is set, and the bottoming hole 28 corresponding to described a plurality of glass tube G is set on described heating plate 26 at the downside of described chamber 2, and as shown in the figure, heating line 30 is set between each bottoming hole 28.

When with removably carrying case 4 being arranged on described chamber 2, as shown in Figure 2, described heating plate 26 is arranged with in the downside of chamber 2, thereby makes the open lower side part complete closed of chamber 2.

In addition, described chamber 2 will be set as the heat that can stop described heating plate 26 to produce and pass to handling space C, with the formation low temperature environment, thereby prevents the structure that mercury particle M evaporates.For realizing this purpose, as shown in Figure 3, between described processing space C and described heating plate 26, corresponding to the bottoming hole 28 on the described heating plate 26, setting has the cooling device 34 of bullport 32, and is provided with cooling water pipe 36 in the described cooling device 34.

Described cooling device 34 can be chosen any one kind of them in water-cooled or ventilation type cooling structure, and these two kinds of cooling structures are all by cooling water pipe 36, reaches the cooling purpose with the known cooling technology of influent circulation type.

As shown in Figure 3, at described chamber 2, promptly in the bottom of described processing space C heat-proof device 38 can be set further, described heat-proof device 38 is provided with a plurality of holes corresponding to each bullport 32 on the described heating plate 26.Described heat-proof device 38 is made by the relatively poor material of heat transfer property, has the thermal isolation film that can make described processing space (C) keep heat insulation environment.It can cooperate described cooling device 34 more effectively to intercept the heat that described heating plate 26 is produced, therefore can significantly reduce the thermal loss of described heating plate 26, not only can improve the heat efficiency in the steps such as sealed glass tube G thus, can also guarantee to handle space C and be in low-temperature condition all the time, thereby prevent that further the solids M that is injected in the glass tube G from causing damage because of being subjected to thermal evaporation.

Described carrying case 4 is used for installing simultaneously a plurality of glass tube G, and glass tube G is arranged at described processing space C with the removably correspondence, to make fluorescent tube.As shown in Figure 4, described carrying case 4 includes: can hold respectively glass tube G a plurality of anchor clamps 14, be used for described anchor clamps 14 are fixed in the buttcover plate 16 that described chamber 2 is handled space C with removably.

As shown in Figure 5, described anchor clamps 14 are provided with the groove 18 of clamping described glass tube G with removably, and described groove 18 is set as, and are installed in glass tube G upper end in it and protrude on the described buttcover plate 16 as shown in Figure 4 and fixing under this state.

Described anchor clamps 14 can use and not only can prevent to be pressed from both sides glass tube G surface and produces damage because of physics contact or be out of shape, and durability and the outstanding metal material of thermal endurance.

As shown in Figure 5, described anchor clamps 14 can be by nut 20 with the structure that removably is spirally connected, be beneficial to the lower end of open recesses 18.This structure is particularly conducive to cleans or keeps in repair described groove 18.

As Fig. 4 and shown in Figure 6, in order to prevent that described anchor clamps 14 are fixed in buttcover plate 16 its anchors of back and change, a fixed mount 40 is set at least, make anchor clamps 14 keep a determining deviation.

Described buttcover plate 16 is used for condition and the posture of described a plurality of anchor clamps 14 can make lamp, the removably corresponding processing space C that is fixed in described chamber 2, and it makes described anchor clamps 14 be divided into a determining deviation and forms a plurality of row, and runs through fixing as shown in Figure 4.

Described buttcover plate 16 will be located at the downside of described chamber 2, and can separate under physical pressure.For this reason, as shown in Figure 3, be provided with fixed part 22 at the downside of described chamber 2, described buttcover plate 16 separates with described chamber 2 under the pressure effect that described fixed part 22 is rotated or is produced during rectilinear motion.

Though show among the figure to be used to power transmission structure that described fixed part 22 is played a role, described fixed part 22 can obtain power from drive units such as cylinder or motors, also can finish aforesaid operations by lever or pedal by the user.

Described buttcover plate 16 can use the metal material identical with described anchor clamps 14, and keep its sealing state when being fixed in described chamber 2 at described buttcover plate 16, as shown in Figure 3, at the upside of described buttcover plate 6 or corresponding to chamber 2 downsides of described buttcover plate 16 rubber seal 24 is set, to keep its sealing state by known method.

Promptly by described carrying case 4, a plurality of glass tube G are arranged at described chamber 2 simultaneously with removably, and the installment state by described carrying case 4, realize handling in the described chamber 2 sealing of space C, thereby create conditions for the manufacturing fluorescent tube.

In addition, also be provided with adjusting device 6 on the described chamber 2, but by the gas in the described adjusting device 6 emission treatment space C, but and can be exchanged into injecting gas and inject the state of mercury.

As shown in Figure 3, described adjusting device 6 is set as platy structure, and it can be at described chamber 2, promptly at the mobile stretch in the bottom of handling space C directly.Described adjusting device 6 is installed in the peristome of the glass tube G upside of described chamber 2 when mobile, can be spaced with physics mode with described processing space C or be communicated with, and changes operating environment with this.

For this reason, as shown in Figure 3, corresponding to each glass tube G, described adjusting device 6 promptly is provided for first adjustment hole 42 of exhaust and injecting gas in pairs and is used to inject second adjustment hole 44 of mercury on the plate.

And, when sealing described glass tube G, for the peristome that makes described processing space C and described glass tube G is in mutual isolation, in the position that is adjacent to described first adjustment hole 42 and second adjustment hole 44, directly block the bullport 32 on the cooling device 34, to keep shielding status.

As shown in Figure 3, be connected with the connecting rod 46 that reaches described chamber 2 outsides on the described adjusting device 6, the external part of described connecting rod 46 is connected in the drive unit that cylinder or engine etc. are provided with in addition, so that the path reciprocating motion of adjusting device 6 edge regulation in described processing space C.

As shown in Figure 3, described second adjustment hole 44 is funnel-form, thereby a plurality of solid shape mercury particle M that is loaded on second adjustment hole 44 is dropped in the corresponding glass tube G one by one.

The power transmission structure of described adjusting device 6 can use drive units such as above-mentioned cylinder, engine, also can use action bars or handle, with the manual operation adjusting position.

Above-mentioned adjusting device 6 can be in the C of the processing space of chamber 2, along the path movement of regulation, with operations such as the injection of carrying out exhaust, gas and mercury and sealings, is beneficial to change described processing space C internal state.And this structure not only can be carried out exhaust or gas implant operation at described chamber 2 in the promptly single processing space C, can also carry out the mercury implant operation simultaneously.

In addition, also comprise the heater 8 that is used to discharge manufacturing fluorescent tube usefulness glass tube G internal gas on the apparatus for manufacturing fluorescent lamp of the present invention.Described heater 8 is made of at least one heater element 50, and described heater element 50 is made fluorescent tube corresponding to be fixed on cavity C with removably at least two and arranged with glass tube G, and it can conduct heat to glass tube G, and has heating functioin.Particularly, as shown in Figure 1, on the movable plate 48 that can move towards the carrying case 4 that is arranged at described chamber 2 on the operating desk W, a plurality of excellent type heater elements 50 are set.Described heater element 50 is used for distribute heat being arranged on the movable plate 48 between the described anchor clamps 14.And as shown in Figure 2, described heater element 50 is being arranged on the movable plate 48 between the described anchor clamps 14, and is spaced in the mode that can conduct heat to the bottom of the length direction of described glass tube (G) or glass tube (G).

Described heater 8 not only can promote the exhaust of described glass tube G inside by its heating functioin, and when mercury particle M carries out evaporation process in the sealed glass tube G, can impel evaporation effect more remarkable.

In addition, as shown in Figure 1, described movable plate 48 is arranged on the screw rod 52 of the motion that the power conversion as drive unit D such as engine output can be in line, and along with the rotation of screw rod 52, the movable plate 48 that is arranged on the screw rod 52 moves along screw thread.

Regarding to the method for utilizing above-mentioned apparatus for manufacturing fluorescent lamp to make fluorescent lamp down is elaborated.

Fig. 7 is the flow chart that the present invention makes fluorescent lamp, comprises the steps: having at least two manufacturings of a certain size chamber of handling space butt joint setting fluorescent tube glass tubes, to make chamber interior be in sealing state (S1) into making lamp; Remove the impurity of described glass tube inside by described processing space, and carry out exhaust, make glass tube be in vacuum state (S2); Processing space injecting gas (S3) in described glass tube by described chamber; Mercury (S4) is injected in processing space by described chamber in described glass tube; And the glass tube that is marked with gas and mercury sealed (S5).

The described step S1 that forms sealed chamber at first inserts described glass tube G respectively in the anchor clamps 14 of described carrying case 4, and the buttcover plate 16 that will be used for fixing described anchor clamps 14 then is arranged at described chamber 2 along the direction shown in Fig. 8 and gets final product.

At this moment, as shown in Figure 5, place the glass tube G in the described anchor clamps 14, its inwall applies fluorophor P and process sintering processes by known technology, and under the atmospheric environment of 1000-1200 ℃ of temperature one end heated sealant is formed.Described glass tube G is inserted in the anchor clamps 14 with direction as shown in the figure, and as shown in Figure 3, its openend then stretches out a part from described buttcover plate 16 1 sides, and places in the bottoming hole 28 of described heating plate 26.

As shown in Figure 3, being arranged at described chamber 2 handles in second adjustment hole 44 on the adjusting device 6 of C inside, space a certain amount of solid, shaped mercury particle M is housed.

Above-mentioned first step S1 enters steps of exhausting S2 after finishing, and promptly the processing space C by described chamber 2 removes foreign substances in the described glass tube G or residual gas etc., makes to handle C inside, space and be in vacuum state.

At this moment, first adjustment hole 42 of described adjusting device 6 is in as Fig. 9 and state shown in Figure 10, so that glass tube G internal gas is by the processing space C discharge of described chamber 2.Under this state, carry out exhaust by the vacuum pump that is connected in blast pipe L1.

When carrying out above-mentioned bleeding, because as shown in Figure 2, the heater 8 that is arranged on the described operating desk W moves to carrying case 4 directions with described screw rod 52, so that a plurality of heater elements 50 lay respectively between every anchor clamps 14 afterwards 300-350 ℃ of temperature range internal heat generation, therefore under this heating functioin, gas purging becomes more smooth and easy in the described glass tube G.

When described steps of exhausting finished, blast pipe L1 was intercepted under the effect of valve, and described glass tube G inside and C inside, described processing space just become vacuum state, and this moment, described heater 8 was returned to original position on operating desk W.

After finishing, steps of exhausting just enters the step S3 of injecting gas in glass tube G.Described gas implantation step S3 similarly promptly handles at described chamber 2 with steps of exhausting S2 and to carry out when first adjustment hole 42 on the adjusting device 6 in the C of space is in as shown in figure 11 position.

That is, when described chamber 2 was in above-mentioned state, the argon gas of being supplied with by the extraneous gas storage cylinder was fed to chamber 2 by air supply pipe L2, and through the described processing space C and first adjustment hole 42, certain gas is injected in the described glass tube G.After so finishing the gas implantation step, air supply pipe L2 comes back to the obstruct state under the effect of valve.

Described mercury implantation step S4, then as shown in figure 12, utilize the adjusting device 6 of chamber 2 inside, described second adjustment hole, 44 correspondences are arranged at the peristome of glass tube G, at this moment, the mercury particle M that is loaded on 44 li of described second adjustment holes is to the outlet landing and render in the glass tube G.This adjusting device 6 of utilizing especially can fundamentally solve existing problem in the mercury injection method in the past by the method for shirtsleeve operation by chamber 2 injection mercury, can significantly increase work efficiency and technological effect.

In glass tube G, behind injecting gas and the mercury, enter the step S5 of sealed glass tubes G peristome by above-mentioned steps.This step S5 carries out under the state being spaced under the effect of described adjusting device 6 as shown in figure 13 at the inner and described chamber 2 processing space C of described glass tube G.

Promptly under above-mentioned state, the heating line 30 that is arranged on the described chamber 2 downside heating plates 26 is applied voltage, and be heated 1000-1200 ℃ common seal temperature, seal the glass tube G peristome that is marked with gas and mercury particle M with this.

At this moment, owing to be respectively arranged with cooling device 34 and heat-proof device 38 handling C both sides, space,, also can intercept high heat fully and be delivered to and handle space C in the chamber 2 and be arranged at adjusting device 6 in the described processing space C even therefore heating plate 26 produces high heat.Therefore can make and handle C inside, space and remain low-temperature condition, the mercury particle M that prevents to be contained in 44 li of second adjustment holes on the described adjusting device 6 thus causes damage because of being subjected to thermal evaporation.

In addition, after being closed by above-mentioned steps glass tube G peristome, as shown in Figure 2, described heater 8 is re-moved between each bar anchor clamps 14 of carrying case 4, and under this state, make heater element 50 heatings, thereby the solid, shaped mercury particle M that puts into described glass tube G inside is evenly evaporated.

Mercury particle M regulates processing space C internal pressure in the described chamber 2 by pressure-regulating valve after evaporation under the heating functioin of described heater 8, make it become atmospheric pressure state from vacuum state, afterwards from the described carrying case 4 of described chamber 2 dismountings.

Through after the above-mentioned steps, utilize known method, it is the metal cap (not shown) that outer electrode is set at the two ends of described glass tube G.

Thus, by as above step, can in the single processing space C in the described chamber 2, be easy to make the series of steps of fluorescent lamp.

In addition, described steps of exhausting S2, gas implantation step S3, mercury implantation step S4 and sealing step S5 both can Artificial Control, also the control device of forming as by transducer and timer etc. can be set, and utilized known technology to control automatically.

More than apparatus for manufacturing fluorescent lamp of the present invention and method are described in detail, but the present invention is not only limited to above-mentioned execution mode, can change enforcement arbitrarily in the scope that in claims and specification and accompanying drawing, is limited, and this change still belongs to the scope of the invention.

Claims

1, a kind of apparatus for manufacturing fluorescent lamp is characterized in that, comprising:

Has the chamber (2) that a certain size handles the space;

Can make fluorescent tube with at least two and be arranged at the carrying case (4) that described chamber (2) is handled space (C) with the removably correspondence with glass tube (G);

Be used to discharge described chamber (2) and handle space (C) gas inside, and the adjusting device (6) of the exhaust outlet of injecting gas and mercury, air supply opening, mercury inlet and control connection state.

2, apparatus for manufacturing fluorescent lamp according to claim 1, it is characterized in that, described adjusting device (6) is horizontally placed between the glass tube (G) of the processing space (C) of described chamber (2) and the setting corresponding to described processing space (C), and it is removable, described processing space (C) and every glass tube (G) be provided with interface channel and run through on the described adjusting device (6), so that can be interconnected and separate conversion mutually between state.

3, apparatus for manufacturing fluorescent lamp according to claim 1, it is characterized in that, described carrying case (4) comprise be used to hold make fluorescent tube with at least two anchor clamps (14) of glass tube (G) and be used for described anchor clamps (14) removably correspondence be fixed in the buttcover plate (16) in described chamber (2) processing space (C), and by described anchor clamps (14), with at least two glass tubes (G) with the state that is suitable for making fluorescent tube and posture removably correspondence be arranged at processing space (C) side of described chamber (2).

4, apparatus for manufacturing fluorescent lamp according to claim 1 is characterized in that, is provided with the cooling device (34) with water-cooled or ventilation type cooling water pipe (36) in the described chamber (2), to keep the inner low temperature environment in described processing space (C).

5, apparatus for manufacturing fluorescent lamp according to claim 1 is characterized in that, described chamber (2) is provided with heat-proof device (38), and described heat-proof device (38) has the thermal isolation film that can make described processing space (C) keep heat insulation environment.

6, apparatus for manufacturing fluorescent lamp according to claim 1, it is characterized in that also comprising that being used for discharging makes the heater (8) of fluorescent tube with glass tube (G) internal gas, described heater (8) is made of at least one heater element (50), described heater element (50) is made fluorescent tube corresponding to be fixed on chamber (C) with removably at least two and is arranged with glass tube (G), it can conduct heat to glass tube (G), and has heating functioin.

7, the manufacturing installation of fluorescent lamp according to claim 6, it is characterized in that, described heater element (50) and is spaced in the mode that can conduct heat to the bottom of the length direction of described glass tube (G) or glass tube (G) at least between described two glass tubes (G) that are fixed in described chamber (C).

8, a kind of fluorescent lamp manufacturing method is characterized in that, comprises the steps:

For making lamp,, make chamber (C) inside be in sealing state having at least two manufacturings of a certain size chamber (2) of handling space (C) butt joint setting fluorescent tubes with glass tube (G);

Remove the inner impurity of described glass tube (G) by described processing space (C), and carry out exhaust, make glass tube (G) be in vacuum state;

By described processing space (C) injecting gas in described glass tube (G);

In described glass tube (G), inject mercury by described processing space (C); And

The glass tube (G) that is marked with gas and mercury is carried out encapsulation process.

9, fluorescent lamp manufacturing method according to claim 8 is characterized in that, in the step of described sealed chamber (2), at least two manufacturing fluorescent tubes is arranged at described processing space (C) with the glass tube correspondence, and its inside can be interconnected or separate.

10, fluorescent lamp manufacturing method according to claim 8, it is characterized in that, step at described injection mercury, when described processing space (C) and described glass tube (G) are inner when being converted into connected state by the state of being spaced from each other, the described a certain amount of solid mercury particle of handling in the space (C) (M) that is contained in drops in described glass tube (G) and injects.

11, fluorescent lamp manufacturing method according to claim 8, it is characterized in that, in the step of described sealed glass tube (G), described manufacturing lantern pane pipe (G) is in when being spaced from each other state in the inner processing space (C) with described chamber (2) of described glass tube (G) and is closed.