CN203393222U - Vacuum coating device - Google Patents

Vacuum coating device Download PDF

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Publication number
CN203393222U
CN203393222U CN201320318706.3U CN201320318706U CN203393222U CN 203393222 U CN203393222 U CN 203393222U CN 201320318706 U CN201320318706 U CN 201320318706U CN 203393222 U CN203393222 U CN 203393222U
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China
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vacuum cavity
vacuum
pallet
metal sheet
coater
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Expired - Fee Related
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CN201320318706.3U
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Chinese (zh)
Inventor
金弼
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SHENZHEN NEW NANYA TECHNOLOGY DEVELOPMENT Co Ltd
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Individual
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Abstract

The utility model relates to the field of coating devices and in particular relates to a vacuum coating device. The vacuum coating device is used for performing continuous magnetron sputtering coating on a substrate (5), and comprises a vacuum cavity (1) with a horizontal tunnel structure; a to-be-coated surface of the substrate (5) is exposed downwards by adopting a transmission mode of a hollow tray (2); the surface of a cathode (4), which is subjected to magnetron sputtering, is positioned in the vacuum cavity (1) and is upward; the lower surface of the substrate (5) exposed in a hollow area of the hollow tray (2) is subjected to magnetron sputtering coating; two sides of the tray (2) are respectively supported by paired driving rollers (3); the tray (2) is driven to move along the length direction of the vacuum cavity (1). The coating device is reasonable in structure and convenient to operate, the production efficiency is improved, and the coating quality is improved.

Description

A kind of vacuum coater
Technical field
The utility model relates to film coating apparatus field, especially relates to a kind of vacuum coater.
Background technology
Vacuum coater is widely used in manufactures indicating meter use nesa coating and or functional membrane glass, optics use function film glass etc., and these devices have developed decades, from early stage simple assembly, develop into current large automatic device.Indicating meter is to adopt vertical continuous magnetron sputtering coating wire by transparent conducting film glass film coating apparatus major part, its vacuum cavity is the vacuum tunnel of tens meters of length often, half meter of short of width, and highly generally more than one meter, glass substrate is erect and is hung over special-purpose delivery vehicle (Carrier, a kind of dolly of hanging glass, the rectangle structure of setting, bottom contacts with live roll) upper one coexist on transfer roller and move, so be vertical coating wire.Even extremely slight feather is all the same with steel ball in vacuum, by freely falling body mode, falling, so glass substrate erects transmission, is to fall its surface in order to reduce to greatest extent the inner dust of vacuum cavity, reduces the impact of dust on coated glass quality.For the character optimizing of conducting film, also want glass substrate, be generally provided with well heater simultaneously.Negative electrode is placed on vacuum cavity side plate, its surface that magnetron sputtering occurs is towards vacuum one side and parallel with cavity side plate, when hanging with the delivery vehicle of glass substrate and move to negative electrode position, cathode targets surface sputtering atom is out attached on glass, forms nesa coating and other functional membrane.
At present, most of liquid-crystal displays, organic light emitting display, resistive touch screen, capacitive touch screen are all used ITO (silver-colored tin alloy oxide) coated glass, and this coated glass all adopts the vertical continuous magnetron sputtering coating wire in vacuum coater to produce at present.Yet in the recent period the future of research and development is by the so-called OGS(One Glass Solution of great development) the ITO plated film of capacitance touch panel glass run into a difficult problem.Ito glass is in the past all larger rectangle glass, such as 370mm * 470mm is to 400mm * 500mm rectangle glass, on traditional vertical continuous magnetron sputtering coating wire, on each delivery vehicle, hang 6 to 8 of this type of glass substrates during plated film, and by production capacity requirement, with the beat of 40 seconds to 90 seconds, complete lacing film and the unloading piece of a delivery vehicle, this is feasible to two skilled operator, yet hangs OGS glass substrate with regard to difficult on same large delivery vehicle on this traditional film coating apparatus.OGS glass is used on smart mobile phone mostly, it be size 40mm * 100mm between 60mm * 150mm, the little glass of rounding Hua, limit portion fine grinding moulding of bight, even if OGS glass is used on palm PC 185mm * 240mm left and right only, the quantity that can hang on traditional filming equipment delivery vehicle according to this little glass of reckoning is at 42 to 480 more than, " four grooves are fixed " mode of using in prior device is at present difficult to so many glass substrates to hang up, and the beat of 40 seconds to 90 seconds also cannot be realized.So-called " four grooves are fixed " mode is such, on the plane delivery vehicle of the setting that about 1300mm is high, 1500mm is long, a plurality of crossbeams are set, on bottom end rail, establish two grooves that make progress, on top end rail, establish two downward grooves that are connected with shell fragment, the following insertion low groove of glass substrate, upper groove is inserted in the top of glass substrate, and every sheet glass substrate at least needs each two grooves up and down, and the support of groove and the elasticity of upper groove press down and vertically hangs up glass substrate on the lower.If be that 480 sheet glass substrates just at least need 1920 grooves, pretty troublesome in this structure, difficulty in operation, extends much on beat, in product control, brings a difficult problem.
Utility model content
The purpose of this utility model is to provide a kind of novel vacuum coater, solve the difficult problem that above-mentioned traditional vertical continuous magnetron sputtering coating wire can not adapt to highly-efficient processing OGS coated glass, not only improved high efficiency and the reasonableness of OGS glass coating, can guarantee that again the dust in vacuum cavity can not drop on glass surface to be coated simultaneously.
The technical scheme that the utility model technical solution problem adopts is: a kind of vacuum coater, be used for substrate continuous magnetron sputtering plated film, comprise that inside length and width are greater than the vacuum cavity of the horizontal tunnel-like structures of height, a plurality of levels are placed in the rectangular tray in described vacuum cavity, lay respectively at the magnetic control sputtering cathode of described pallet both sides for supporting described pallet and driving the paired live roll that described pallet moves along described vacuum cavity length direction and be arranged on described vacuum cavity bottom, described pallet region intermediate hollow out is rectangle, the substrate surface to be coated that makes to fall within on described pallet is exposed downwards, the surface of described negative electrode generation magnetron sputtering is positioned at described vacuum cavity and makes progress, to the exposed base lower surface magnetron sputtering plating in described pallet hollow out rectangular area.
In vacuum coater of the present utility model, described live roll comprises the transmission shaft that passes hermetically described vacuum cavity two side, the cylindrical roll being connected in described vacuum cavity inside with described transmission shaft and the belt pulley being connected in described vacuum cavity outside with described transmission shaft, described transmission shaft and described cylindrical roll adopt Easy-dismounting structure to be fastenedly connected, and the two ends of described pallet are dropped on respectively described in both sides on cylindrical roll.
In vacuum coater of the present utility model, at least 15 pairs of the quantity of described live roll in described vacuum cavity, and arrange along described vacuum cavity length direction interval.
In vacuum coater of the present utility model, described pallet comprises metal sheet, the surrounding of described metal sheet is provided with stiffening web, described metal sheet region intermediate at least hollow out goes out a rectangle parallel with described metal sheet periphery difference, and apart from 2 millimeters to 20 millimeters, hollow out rectangle Si Ge edge described in each, place is provided with positioning strip.
In vacuum coater of the present utility model, the stiffening web of described pallet is by surrounding bending 90 degree of described metal sheet or 90 degree are above forms, or by being vertically welded in described metal sheet surrounding and forming apart from the rectangle metal strip at 2 millimeters to 10 millimeters, edge.
In vacuum coater of the present utility model, the positioning strip of described pallet forms by being flatly adhered to the strip metal of described metal sheet upper surface or strip tetrafluoroethylene or strip polyimide.
In vacuum coater of the present utility model, the metal sheet of described pallet is any in stainless steel plate, copper alloy plate, aluminium alloy plate, titanium alloy sheet, nickelalloy plate.
In vacuum coater of the present utility model, the inner width of described vacuum cavity is not less than 0.8 meter, is highly not more than 0.5 meter.
In vacuum coater of the present utility model, described vacuum cavity is divided into inlet chamber, import surge chamber, coating chamber, outlet surge chamber and five of downstream chambers chamber, between described vacuum cavity two ends and each chamber, is provided with valve.
In vacuum coater of the present utility model, also comprise well heater, described well heater is arranged on the corresponding interval vacuum cavity Nei top of described negative electrode and corresponding interval vacuum cavity Nei top and bottom in addition.
Implement the vacuum coater that the utility model provides, due to the vacuum cavity of tunnel like is become to accumbency from setting, abandon traditional film coating apparatus and utilized delivery vehicle and " four grooves are fixed " mode, change pallet into and hold glass load mode, by the anchorage force of pallet and glass from the fixing mode of gravity, at this moment glass just can be fixed as long as lie in gently on pallet, do not need to be inserted into troublesomely in four grooves fixing, make operation become easier, production efficiency gets a promotion, and film layer quality is improved.
Wherein tray design becomes engraved structure, the Liang Ge limit of the little glass of OGS rides over respectively in the corresponding sides of hollow out rectangle, this OGS glass surface to be coated down, and negative electrode by traditional sidepiece that is arranged on vacuum cavity change into be arranged on bottom, and the magnetron sputtering of negative electrode faces up, most of lower surface of glass is exposed within the scope of the magnetron sputtering of negative electrode like this, realize normal plated film, the dust that has simultaneously also guaranteed vacuum cavity inside cannot be attached to glass surface to be coated, has guaranteed the quality of substrate film coating.
Transmission rig supports delivery vehicle (Carrier) by bottom roller and changes paired live roll support tray both sides, both sides into, to adapt to horizontal type structure, under assurance pallet hollow out region, do not hinder the transmission rig parts of sputtered atom flight, guarantee that glass exposes the region of necessary plated film unobstructedly, realizes uniform coated.On glass at OGS small pieces is also feasible by not plating ITO in a part of region of surrounding, so this part region is covered and allows by pallet.
Accompanying drawing explanation
Fig. 1 is the front view of the utility model vacuum coater embodiment;
Fig. 2 is the vertical view of the utility model vacuum coater embodiment;
Fig. 3 be in Fig. 1 along the utility model vacuum coater embodiment A-A to sectional view;
Fig. 4 is that C-C in Fig. 3 is to sectional view;
Fig. 5 be in Fig. 1 along the utility model vacuum coater Embodiment B-B to sectional view;
Fig. 6 is the sectional view of live roll in the utility model vacuum coater embodiment;
Fig. 7 is the vertical view of hollow out pallet in the utility model vacuum coater embodiment;
Fig. 8 installs the vertical view of the pallet of substrate additional in the utility model vacuum coater embodiment;
Fig. 9 is that the D-D of Fig. 8 is to sectional view.
Embodiment
Below in conjunction with drawings and Examples, the utility model vacuum coater structural principle and specific implementation are described further:
As depicted in figs. 1 and 2, the main body that can see vacuum coater of the present utility model comprises the vacuum cavity 1 of an accumbency, and the inner width of vacuum cavity 1 is herein not less than 0.8 meter, is highly not more than 0.5 meter, to adapt to horizontal tunnel-like structures.Vacuum cavity 1 can arrange and be divided into five chambers, is respectively between inlet chamber 1.1, import surge chamber 1.2, coating chamber 1.3, outlet 1.5, two ends, surge chamber 1.4, downstream chamber and adjacent chamber with valve 1.6 isolation.
Further, as shown in Fig. 1~4, in vacuum cavity 1, along vacuum cavity 1 length direction interval, multipair live roll 3 is set.Live roll 3 is set and on vacuum cavity 1 length direction, runs through whole vacuum cavity 1, and live roll is arranged the two ends that are listed in respectively vacuum cavity 1 width for 3 minutes two, and the live roll in vacuum cavity 13 is the mid-way in vacuum cavity 1 height roughly, it is supporting the both sides of rectangular tray 2, live roll 3 drives pallet 2 and pallet 2 substrate 5 above to move along the length direction of vacuum cavity 1 by frictional force, and wherein substrate 5 can be that glass substrate can be also other substrates such as plastic base.
Further, Fig. 5 and Fig. 6 have shown structure and the installation site of live roll 3, and the transmission shaft 3.1 of live roll 3, through the sidewall of vacuum cavity 1 both sides, with O-ring seal or magnetic current sealing, prevents that vacuum environment is destroyed between transmission shaft 3.1 and vacuum cavity 1; In vacuum cavity 1, transmission shaft 3.1 is connected with cylindrical roll 3.2, and outside vacuum cavity 1, transmission shaft 3.1 is connected with belt pulley 3.3.The both sides of pallet 2 are dropped on cylindrical roll 3.2.Between transmission roll shaft 3.1 and cylindrical roll 3.2, adopt demountable structure to be connected, as the two being fastenedly connected with screw 3.4, or on the two, being provided with internal and external screw thread screws affixed, like this can be for convenience detach, be conducive in vacuum cavity 1 and its device convenient for maintaining closing on mutually, as first dismantle cylindrical roll 3.2 while keeping in repair lower well heater 6, vacate more service clearance.Further, live roll 3 can have the selection of 15 pairs~45 pairs, and they arrange along the length direction interval of vacuum cavity 1, can be even settings, also non-homogeneous setting as required.
As shown in Fig. 7~9, the region intermediate hollow out of pallet 2 is rectangle 2.3, and the surface to be coated that makes to drop on the substrate 5 on pallet 2 is exposed downwards.Negative electrode 4 pierces into vacuum cavity 1 inner side hermetically from the bottom outside of vacuum cavity 1, the surface that magnetron sputtering occurs negative electrode 4 is target 4.1 surfaces that welding is got on, this surface in vacuum chamber and upward, when this makes work, surface sputtering atom out upwards splashes, to the exposed substrate 5 lower surface magnetron sputtering platings in pallet 2 hollow out rectangle 2.3 regions through negative electrode 4 tops.As shown, pallet 2 comprises metal sheet 2.1, and preferably refractory metal plate, also comprises stiffening web 2.2 and positioning strip 2.4, and region intermediate at least hollow out goes out a rectangle 2.3.Wherein stiffening web 2.2 is arranged on the surrounding of metal sheet 2.1, can spend above formation by four Edge Bend 90 degree or 90 of metal sheet 2.1, also can be by being vertically welded in metal sheet 2.1 surroundings and forming apart from the rectangle metal strip within the scope of 2~10 millimeters, edge, stiffening web 2.2 can make the rigidity reinforced of pallet 2.Wherein positioning strip 2.4 is arranged on apart within the scope of 2~20 millimeters, each hollow out rectangle 2.3Si Ge edge, preferably, positioning strip 2.4 is flatly adhered on metal sheet 2.1, substrate 5 is placed on pallet 2 like this, substrate 5 surroundings are positioning strips 2.4, prevent that substrate 5 from moving around on pallet 2, affects fixed effect.Positioning strip 2.4 is metal strip things, or tetrafluoroethylene bar, or polyimide bar.Further, metal sheet 2.1 can be any in stainless steel plate, copper alloy plate, aluminium alloy plate, titanium alloy sheet, nickelalloy plate.
As Fig. 1~4 show, in the region that there is no negative electrode 4, in top and the bottom of vacuum cavity 1, well heater 6 is all housed respectively, can to substrate 5 two sides, heat so simultaneously, make coating effects better, in the region that has negative electrode 4, only at the top of vacuum cavity 1 mounting heater 6.
In addition, as Fig. 1~2, negative electrode 4 is arranged on coating chamber 1.3 bottoms conventionally, from coating chamber 1.3 ingress, start to arrange a plurality of negative electrodes, for example set gradually niobium oxides negative electrode, silicon negative electrode and ITO negative electrode, they can plate respectively niobium oxides film, silicon oxide film and ITO film, between different negative electrodes 4, have certain distance interval, facilitate different operating gas isolating.The aforementioned ITO negative electrode of last negative electrode 4(in from import surge chamber 1.2 to coating chamber 1.3) between, well heater 6 is installed, the later interval of last negative electrode (aforementioned ITO negative electrode) does not need well heater 6, and substrate starts cooling gradually.Vacuum cavity 1 is externally connected to vacuum pump 7, corresponding with the structure of vacuum cavity 1, can divide inlet chamber pump group 7.1, import surge chamber pump group 7.2, coating chamber pump group 7.3, outlet surge chamber Beng Zu7.4, downstream chamber pump group 7.5, the forepump of each group pump is received on the top board of vacuum cavity 1.Vacuum cavity 1 outside is also connected with support equipment, as power cabinet 8.1, water coolant 8.2, air compressor machine 8.3 and gas station 8.4 etc., conventionally by cable and pipeline, is connected to vacuum cavity 1.About the driving of the driving control of live roll 3 and negative electrode 4, well heater 6 with control same as the prior art.
Above embodiment is explanation of the present utility model and non-limiting; intension of the present utility model not exclusively comprises in this embodiment; for those of ordinary skills, the improvement of carrying out according to the above description or conversion all should belong to the protection domain of the utility model claims.

Claims (10)

1. a vacuum coater, be used for substrate (5) continuous magnetron sputtering plated film, it is characterized in that: comprise that inside length and width are greater than the vacuum cavity (1) of the horizontal tunnel-like structures of height, a plurality of levels are placed in the rectangular tray (2) in described vacuum cavity (1), lay respectively at the magnetic control sputtering cathode (4) that described pallet (2) both sides are used for supporting described pallet (2) and drive the paired live roll (3) that described pallet (2) moves along described vacuum cavity (1) length direction and be arranged on described vacuum cavity (1) bottom, described pallet (2) region intermediate hollow out is rectangle (2.3), substrate (5) surface to be coated that makes to fall within on described pallet (2) is exposed downwards, the surface that magnetron sputtering occurs described negative electrode (4) is positioned at described vacuum cavity (1) and makes progress, substrate (5) the lower surface magnetron sputtering plating exposed to described pallet (2) hollow out rectangle (2.3) region.
2. vacuum coater as claimed in claim 1, it is characterized in that, described live roll (3) comprises the transmission shaft (3.1) that passes hermetically described vacuum cavity (1) two side, the cylindrical roll (3.2) being connected in described vacuum cavity (1) inside with described transmission shaft (3.1) and the belt pulley (3.3) being connected in described vacuum cavity (1) outside with described transmission shaft (3.1), described transmission shaft (3.1) adopts Easy-dismounting structure to be fastenedly connected with described cylindrical roll (3.2), the two ends of described pallet (2) are dropped on respectively described in both sides on cylindrical roll (3.2).
3. vacuum coater as claimed in claim 1, is characterized in that, at least 15 pairs of the quantity of described live roll (3) in described vacuum cavity (1), and arrange along described vacuum cavity (1) length direction interval.
4. vacuum coater as claimed in claim 1, it is characterized in that, described pallet (2) comprises metal sheet (2.1), the surrounding of described metal sheet (2.1) is provided with stiffening web (2.2), described metal sheet (2.1) region intermediate at least hollow out goes out a rectangle (2.3) parallel with described metal sheet (2.1) periphery difference, apart from place, 2 millimeters to 20 millimeters, hollow out rectangle (2.3) Si Ge edge described in each, is provided with positioning strip (2.4).
5. vacuum coater as claimed in claim 4, it is characterized in that, described stiffening web (2.2) is by surrounding bending 90 degree of described metal sheet (2.1) or 90 degree are above forms, or by being vertically welded in described metal sheet (2.1) surrounding and forming apart from the rectangle metal strip at 2 millimeters to 10 millimeters, edge.
6. vacuum coater as claimed in claim 4, is characterized in that, described positioning strip (2.4) is by the strip metal or strip tetrafluoroethylene or the strip polyimide formation that are flatly adhered to described metal sheet (2.1) upper surface.
7. vacuum coater as claimed in claim 4, is characterized in that, described metal sheet (2.1) is any in stainless steel plate, copper alloy plate, aluminium alloy plate, titanium alloy sheet, nickelalloy plate.
8. as the vacuum coater as described in any one in claim 1-7, it is characterized in that, the inner width of described vacuum cavity (1) is not less than 0.8 meter, is highly not more than 0.5 meter.
9. as the vacuum coater as described in any one in claim 1-7, it is characterized in that, described vacuum cavity (1) is divided into inlet chamber (1.1), import surge chamber (1.2), coating chamber (1.3), outlet surge chamber (1.4) and (1.5) five of downstream chambers chamber, is provided with valve (1.6) between described vacuum cavity (1) two ends and each chamber.
10. as the vacuum coater as described in any one in claim 1-7, it is characterized in that, also comprise well heater (6), described well heater (6) is arranged on the corresponding interval vacuum cavity of described negative electrode (4) (1) Nei top and corresponding interval vacuum cavity (1) Nei top and bottom in addition.
CN201320318706.3U 2013-06-04 2013-06-04 Vacuum coating device Expired - Fee Related CN203393222U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320318706.3U CN203393222U (en) 2013-06-04 2013-06-04 Vacuum coating device

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Application Number Priority Date Filing Date Title
CN201320318706.3U CN203393222U (en) 2013-06-04 2013-06-04 Vacuum coating device

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CN203393222U true CN203393222U (en) 2014-01-15

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104213094A (en) * 2013-06-04 2014-12-17 金弼 Vacuum coating device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104213094A (en) * 2013-06-04 2014-12-17 金弼 Vacuum coating device

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
C41 Transfer of patent application or patent right or utility model
TR01 Transfer of patent right

Effective date of registration: 20160811

Address after: 518029, Guangdong, Shenzhen province Futian District Bagua four road SAST compound optical disc factory on the eastern side of the three floor

Patentee after: Shenzhen New Nanya Technology Development Co., Ltd.

Address before: 518053 Guangdong city of Shenzhen province Futian District bihaiyuntian Building No. 11 9D

Patentee before: Jin Bi

CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20140115

Termination date: 20190604