CN204528753U - A kind of pcb board conveyer - Google Patents
A kind of pcb board conveyer Download PDFInfo
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- CN204528753U CN204528753U CN201520236695.3U CN201520236695U CN204528753U CN 204528753 U CN204528753 U CN 204528753U CN 201520236695 U CN201520236695 U CN 201520236695U CN 204528753 U CN204528753 U CN 204528753U
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- pcb board
- connecting gear
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- guide rail
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Abstract
The utility model relates to a kind of pcb board conveyer, particularly a kind of for the pcb board conveyer in small-sized SMT automatic assembling typography.The connecting gear of pcb board movement for one for support; One for strengthening the elastic bearing mechanism of described connecting gear support intensity; A dampening mechanism, described dampening mechanism is arranged on the top of described connecting gear, and the upper contact surface of the more described connecting gear of lower contact surface of described dampening mechanism is more smooth; One for driving the driver train of described connecting gear; A support, above-mentioned all mechanisms are all arranged on described support; During described connecting gear load, pcb board top is pressed between the lower contact surface of described dampening mechanism and the upper contact surface of described connecting gear by described elastic bearing mechanism all the time.The utility model have reasonable in design, longitudinally highly little, the life-span long, can bear mounting head attachment intensity and the advantage of deformation does not occur.
Description
Technical field
The utility model relates to a kind of pcb board conveyer, particularly a kind of for the pcb board conveyer in small-sized SMT automatic assembling typography.
Background technology
Surface mounting technology (SurfaceMountTechnology is called for short SMT) is Electronic Assembly Foundation of new generation, traditional electronic devices and components are collapsed into the device that volume only has 1/tens by it, thus achieve the high density of electronic product assembling, highly reliable, miniaturization, low cost, and the automation of producing.The process be assembled to by element on pcb board is called SMT technique, and relevant mounting equipment is then called SMT equipment.Chip mounter is used to the equipment realizing at a high speed, be fully automatically placed with accurately components and parts, is most critical, the most complicated equipment during whole SMT produces.Develop into high speed optical centering chip mounter from early stage low-speed machinery chip mounter at present, and to multi-functional, flexibly connect modularization development.
But the bulky and price of common chip mounter is up to up to a million, make the access threshold of electronic product industry higher, usually only have electronic enterprise can bear its high cost, medium-sized and small enterprises can only be engaged in research and development and the manufacture of electronic product by outsourcing processing.As the leap of electron tube computer to desktop computer, the miniaturization of chip mounter, cost degradation greatly can reduce the access threshold of electron trade, the vigor in further excitation electron market.
Pcb board transmission and location structure are as the important step in chip mounter miniaturization, and can be related to desktop level chip mounter carry out Fully-automatic production line type paster.Pcb board transmission and the location structure volume ratio of existing chip mounter are huger, after pcb board is transported to attachment station by belt conveyor, above pcb board top is pressed onto by the top-pressure mechanism below it, compressing tablet or pressing plate lower surface mount after fixing, as the top panel mechanism in patent of invention publication number CN103025077A, and the bay-lift mentioned in CN104202914A, above-mentioned top-pressure mechanism all includes cylinder, thus the longitudinally height reducing pcb board transmission and location structure is difficult to, and the intensity of existing belt conveyor be also not enough to support pcb board mount, attachment can make belt conveyor generation elastic deformation thus cause comparatively big error by force.
Summary of the invention
Technical problem to be solved in the utility model be to provide a kind of reasonable in design, longitudinally highly little, the life-span long, can bear mounting head attachment intensity and the pcb board conveyer of deformation does not occur.
It is this pcb board conveyer that the utility model solves the problems of the technologies described above adopted technical scheme, comprising:
The connecting gear of pcb board movement for one for support; One for strengthening the elastic bearing mechanism of described connecting gear support intensity; A dampening mechanism, described dampening mechanism is arranged on the top of described connecting gear, and the upper contact surface of the more described connecting gear of lower contact surface of described dampening mechanism is more smooth; One for driving the driver train of described connecting gear; A support, above-mentioned all mechanisms are all arranged on described support; During described connecting gear load, pcb board top is pressed between the lower contact surface of described dampening mechanism and the upper contact surface of described connecting gear by described elastic bearing mechanism and connecting gear all the time.The friction force that the utility model make use of pcb board upper and lower is poor, can realize being pushed up on the transfer mechanism press against transmission; Simultaneously, the design that elastic bearing mechanism acts on connecting gear effectively enhances the intensity of connecting gear itself, make it in attachment operation, not easily deformation occur, ensure that placement accuracy, also thus cast out the longitudinally highly larger parts of cylinder and so on, make device overall volume and longitudinally highly significantly reduce.
As preferably, described dampening mechanism includes but not limited to compressing tablet or pressure roller, described lower contact surface is made up of lubricious material, described lubricious material includes but not limited to polyformaldehyde or polytetrafluoroethylene or corrosion-resistant steel, the transmission resistance that the application of lubricious material contributes to reducing pcb board makes the driver train power demand of chip mounter diminish, and saves the energy.
As preferably, described lubricious material is polytetrafluoroethylene, and because polytetrafluoroethylene is self-lubricating material, the wearing and tearing of coating before being exhausted can not increase its friction coefficient, significantly extend the life-span of dampening mechanism.
As preferably, described pcb board conveyer also includes: one for guiding the guide of pcb board direction of transfer, described guide depends on the outside of described connecting gear, described dampening mechanism is arranged on the top of described guide, and described elastic bearing mechanism is arranged on the inwall of described guide.On the one hand, the outside that guide depends on connecting gear can guide the direction of transfer of pcb board to ensure to transmit precision; On the other hand, elastic bearing mechanism is combined on the inwall of guide, effectively reduces the volume of whole conveyer, also makes the installation of whole conveyer change and becomes more convenient.
As preferably, the above elastic bearing mechanism is evenly arranged in inside described guide, makes whole top press through journey uniform force, and pcb board not easily deformation occurs in attachment operation, improves the precision of attachment.
As preferably, described connecting gear comprises delivery wheel and belt conveyor; Described guide comprises the guide rail be parallel to each other for a pair; When described connecting gear is unloaded, the distance on the lower contact surface of described dampening mechanism and described belt conveyor between contact surface is less than the thickness of pcb board, so can effectively proof load time pcb board can be pushed up all the time and be pressed on the lower contact surface of dampening mechanism.
As preferably, described guide rail is divided into the first guide rail and the second guide rail, the detent mechanism perpendicular with first, second guide rail is provided with in the determined plane of first, second guide rail lower surface, make conveyer can adapt to the pcb board of different in width, enhance its comformability, be conducive to the various nonstandard pcb board of R&D and production.
As preferably, described elastic bearing mechanism comprises: an elastic component and a supporting head, the upper contact surface of described supporting head is smooth, described supporting head upwards pushes up pressure pcb board by connecting gear under the effect of elastic component, smooth supporting head can effectively reduce the friction between belt conveyor, thus increase the service life, elastic component can make connecting gear adapt to the pcb board of different-thickness.
As preferably, described elastic component comprises: a turning cylinder; A torsion spring be set on described turning cylinder; At least a slice side plate, described side plate one end is set on described turning cylinder, and the other end is connected with described supporting head.In this programme, torsion spring and being designed with of subsidiary thereof help elastic bearing mechanism supporting dynamics and adjustment highly, thus adapt to the transmission of different-thickness pcb board, ensure that the bearing strength of connecting gear.
As preferably, described supporting head comprises a bearing and an installation shaft, and described bearing carrier ring is located in described installation shaft, and described installation shaft is arranged on described side plate, and program structure is simply easy to assembling, has longer service life.
As preferably, described torsion spring both sides are respectively provided with one block of side plate, described bearing and described installation shaft are arranged between biside plate, stress axis is provided with between described turning cylinder and described installation shaft, the two ends of described stress axis are fixed on described side plate, one end of described torsion spring is fixed in described stress axis, and program structure is simply easy to install.
As preferably, when described connecting gear is unloaded, the lower contact surface of described dampening mechanism and described belt conveyor exist gap between contact surface, and this programme can avoid the lower contact surface of dampening mechanism and the upper contact surface wearing and tearing each other of connecting gear, thus extends the service life of conveyer.
A kind of track module, include the guide of described pcb board conveyer, its constructional feature is: the end of described guide is provided with extension mechanism, described extension mechanism is provided with material containing groove, the groove face of described material containing groove near connecting gear one end is equal with the upper contact surface of described connecting gear, extension mechanism can extend the transmission scope of connecting gear, enables conveyer adapt to the transmission of longer pcb board, not easily deformation occurs in making pcb board when charging.
The utility model compared with the existing technology has the following advantages and effect: 1, owing to make use of the principle of the upper and lower friction force difference of pcb board, pcb board is enable to be press against transmission by top on the transfer mechanism, thus cast out the longitudinally highly larger parts of cylinder and so on, make device overall volume and longitudinally highly significantly reduce; What 2, elastic bearing mechanism acted on connecting gear arranges the intensity effectively enhancing connecting gear itself, makes it in attachment operation, not easily deformation occur, effectively ensure that placement accuracy; 3, the application of polytetrafluoroethylmaterial material, the setting of torsion spring and supporting head bearing, and the equal significant prolongation in gap between connecting gear and dampening mechanism service life of pcb board conveyer.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is installing condition structural representation of the present utility model.
Fig. 2 is integral structure schematic diagram of the present utility model.
Fig. 3 is connecting gear structural representation of the present utility model.
Fig. 4 is elastic bearing mechanism assembled state structural representation of the present utility model.
Fig. 5 is elastic bearing mechanism detonation configuration schematic diagram of the present utility model.
Fig. 6 is that the utility model embodiment 2 distinguishes partial schematic diagram.
Fig. 7 is that the utility model embodiment 3 distinguishes partial schematic diagram.
Fig. 8 is that the utility model embodiment 4 distinguishes partial schematic diagram.
Label declaration:
Connecting gear 10 delivery wheel 11 belt conveyor 12
Elastic bearing mechanism 20 elastic component 21 turning cylinder 211
Screw 2111 torsion spring 212 first side plate 213A is installed
Second side plate 213B stress axis 214 stress hole 215
Stress end 216 supporting head 22 bearing 221
Installation shaft 222 spring 231 spring case 232
Steel ball 233 opening 234 dampening mechanism 30
Compressing tablet 31 support side plate 32 driver train 40
Support 50 guide 60 first guide rail 61
Second guide rail 62 track module 70 extension mechanism 71
Material containing groove 72 groove face 721 pcb board 80
The T-shaped groove 92 of detent mechanism 90 adapter plate 91
T-shaped captive nut 93 governing screw 94
Detailed description of the invention
Be described in further detail the utility model below in conjunction with embodiment, following examples are that the utility model is not limited to following examples to explanation of the present utility model.
Embodiment 1: as shown in Fig. 1 to 5, connecting gear 10 is made up of delivery wheel 11 and belt conveyor 12, and driver train 40 is motor, and motor drives delivery wheel 11 to rotate.
Elastic bearing mechanism 20 comprises elastic component 21 and supporting head 22, elastic component 21 is made up of turning cylinder 211, torsion spring 212, first side plate 213A, the second side plate 213B, stress axis 214, torsion spring 212, first side plate 213A, the second side plate 213B are all set on turning cylinder 211, torsion spring 212 is clipped between the first side plate 213A and the second side plate 213B, between the first side plate 213A and the second side plate 213B, be provided with stress axis 214, one end of torsion spring 212 is fixed on the other end on turning cylinder 211 and is fixed in stress axis 214; Supporting head 22 is made up of bearing 221, installation shaft 222, and bearing 221 is set in installation shaft 222, and installation shaft 222 is fixed on the one end away from turning cylinder 211 between the first side plate 213A, the second side plate 213B.The tensioning degree of torsion spring 212 can be regulated by the installation screw 2111 on turning cylinder 211.
Guide 60 comprises the first guide rail 61 and the second guide rail 62 be parallel to each other, dampening mechanism 30 is for being arranged on the compressing tablet 31 of the first guide rail 61 and the second guide rail 62 upper surface, compressing tablet 31 times contact surfaces are made up of lubricious material, this lubricious material includes but not limited to polyformaldehyde or polytetrafluoroethylene or corrosion-resistant steel, also can be that the lower contact surface of this compressing tablet 31 itself is polished smooth.Preferably polytetrafluoroethylene in lubricious material, because it has self-lubricating property, polytetrafluoroethylene is consumed complete front wearing and tearing can not increase its friction coefficient, thus significantly can extend the service life of dampening mechanism 30.
First guide rail 61 and the second guide rail 62 depend on the outside of belt conveyor 12, the lower contact surface of compressing tablet 31 is positioned at directly over belt conveyor 12, elastic bearing mechanism 20 is arranged on below belt conveyor 12 load position, and pcb board 80 is just in time pressed on the lower contact surface of compressing tablet 31 by belt conveyor 12 top when transmitting.Delivery wheel 11 is arranged on the inwall two ends of the first guide rail 61 and the second guide rail 62, fix symmetrically between two delivery wheels 11 of several elastic bearing mechanism 20 homonymy on the inwall of the first guide rail 61 or the second guide rail 62, prevent the attachment error that pcb board 80 causes because of unbalance stress generation deformation on the one hand, strengthen the support intensity of belt conveyor 12 in whole process on the other hand, make it can not produce deformation because of attachment action and cause error.The lower contact surface of compressing tablet 31 and belt conveyor 12 leave the gap that width is not more than pcb board 80 thickness between contact surface, one side like this is under no-load condition, the lower contact surface of dampening mechanism 30 and the upper contact surface wearing and tearing each other of connecting gear 10 can be avoided, thus extend service life of machine, the lower contact surface that pcb board 80 can be made by top on the other hand to be in load conditions pressed in compressing tablet 31 all the time ensures the stability of pcb board 80.
Detent mechanism 90 comprises adapter plate 91, T-shaped groove 92, T-shaped captive nut 93 and governing screw 94, adapter plate 91 is fixed on support 50, be positioned at below the first guide rail 61 and the second guide rail 62, and it is vertical with the second guide rail 62 with the first guide rail 61, adapter plate 91 offers T-shaped groove 92, T-shaped captive nut 93 is had to match with T-shaped groove 92, have governing screw 94 to run through the first guide rail 61 or the second guide rail 62 and T-shaped captive nut 93 to match, T-shaped captive nut 93 can slide in T-shaped groove 92, the spacing of the first guide rail 61 and the second guide rail 62 can be adjusted with the width of pcb board 80, there is high degree of adaptability.
Track module 70 comprises guide 60 and extension mechanism 71, extension mechanism 71 is screwed in the two ends of the first guide rail 61 and the second guide rail 62, extension mechanism 71 is provided with material containing groove 72, described material containing groove 72 near the groove face 721 of belt conveyor 12 one end and the upper contact surface of belt conveyor 12 equal, extension mechanism 71 can extend the transmission scope of belt conveyor 12, conveyer is enable to adapt to the transmission of longer pcb board 80, unlikely generation deformation in when charging.
During work, first adjust the position of connecting gear 10 on adapter plate 91 and make it applicable pcb board to be mounted 80, arrive after pcb board 80 enters connecting gear 10 after presetting and stop transmitting, directly on connecting gear 10, complete attachment, transport out chip mounter by connecting gear 10 or arrive another equipment by connection platform after completing and carry out next step processing.
Embodiment 2: as shown in Figure 6, the present embodiment is identical with all the other structures of embodiment 1, the key distinction is to have cast out guide 60, dampening mechanism 30 comprises the support side plate 32 and compressing tablet 31 that are arranged on connecting gear 10 side, support side plate 32 does not depend on belt conveyor 12, support side plate 32 supports compressing tablet 31 and is located at directly over connecting gear 10, because pcb board 80 is pressed in below compressing tablet 31 by top all the time, therefore the transversal displacement of pcb board 80 is little, existing chip mounter is often provided with vision correction system, the bias error of pcb board 80 can be identified, as long as there is not deformation in the impulsive force that belt conveyor 12 can bear attachment operation, relatively large deviation would not be had.
Embodiment 3: as shown in Figure 7, the present embodiment is identical with all the other structures of embodiment 1, the key distinction is elastic bearing mechanism 20, this elastic bearing mechanism 20 comprises elastic component 21 and supporting head 22, elastic component 21 is made up of turning cylinder 211, torsion spring 212, first side plate 213A, torsion spring 212, first side plate 213A is all set on turning cylinder 211, first side plate 213A offers stress hole 215 near torsion spring 212 place, one end of torsion spring 212 is fixed on turning cylinder 211, and the other end is that stress end 216 is fixed in stress hole 215; Supporting head 22 is made up of bearing 221, installation shaft 222, and bearing 221 is set in installation shaft 222, and installation shaft 222 is fixed on the first side plate 213A one end away from turning cylinder 211.
Embodiment 4: as shown in Figure 8, the present embodiment is identical with all the other structures of embodiment 1, the key distinction is elastic bearing mechanism 20, this elastic bearing mechanism 20 comprises elastic component 21 and supporting head 22, elastic component 21 is made up of spring 231, spring case 232, it is inner that spring 231 is arranged on spring case 232, and spring case 232 one end is fixed on the inwall of the first guide rail 61 or the second guide rail 62, and the other end is the opening 234 drawn in; Supporting head 22 is steel ball 233, and steel ball 233 to be arranged in spring case 232 and to be pressed in opening part by spring 231 top, and steel ball 233 exposed portion contacts with belt conveyor 12.
In addition, it should be noted that, the specific embodiment described in this specification sheets, the shape, institute's title of being named etc. of its parts and components can be different.All equivalences of doing according to structure, feature and the principle described in the utility model inventional idea or simple change, be included in the protection domain of the utility model patent.The utility model person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment; only otherwise depart from structure of the present utility model or surmount this scope as defined in the claims, protection domain of the present utility model all should be belonged to.
Claims (13)
1.PCB substrate transfer device, comprising:
The connecting gear of pcb board movement for one for support;
One for strengthening the elastic bearing mechanism of described connecting gear support intensity;
A dampening mechanism, described dampening mechanism is arranged on the top of described connecting gear, and the upper contact surface of the more described connecting gear of lower contact surface of described dampening mechanism is more smooth;
One for driving the driver train of described connecting gear;
A support, above-mentioned all mechanisms are all arranged on described support;
During described connecting gear load, pcb board top is pressed between the lower contact surface of described dampening mechanism and the upper contact surface of described connecting gear by described elastic bearing mechanism and connecting gear all the time.
2. pcb board conveyer according to claim 1, is characterized in that: described dampening mechanism comprises compressing tablet or pressure roller, described lower contact surface is made up of lubricious material.
3. pcb board conveyer according to claim 2, is characterized in that: described lubricious material is polytetrafluoroethylene.
4. pcb board conveyer according to claim 1, also includes:
One for guiding the guide of pcb board direction of transfer, described guide depends on the outside of described connecting gear, and described dampening mechanism is arranged on the top of described guide, and described elastic bearing mechanism is arranged on the inwall of described guide.
5. pcb board conveyer according to claim 4, is characterized in that: the above elastic bearing mechanism is evenly arranged in inside described guide.
6. pcb board conveyer according to claim 4, is characterized in that:
Described connecting gear comprises delivery wheel and belt conveyor;
Described guide comprises the guide rail be parallel to each other for a pair;
When described connecting gear is unloaded, the distance on the lower contact surface of described dampening mechanism and described belt conveyor between contact surface is less than the thickness of pcb board.
7. pcb board conveyer according to claim 6, is characterized in that: described guide rail is divided into the first guide rail and the second guide rail, in the determined plane of first, second guide rail lower surface, be provided with the detent mechanism perpendicular with first, second guide rail.
8. pcb board conveyer according to claim 1, described elastic bearing mechanism comprises:
An elastic component and a supporting head, the upper contact surface of described supporting head is smooth, and described supporting head upwards pushes up pressure pcb board by connecting gear under the effect of elastic component.
9. pcb board conveyer according to claim 8, described elastic component comprises:
A turning cylinder;
A torsion spring be set on described turning cylinder;
At least a slice side plate, described side plate one end is set on described turning cylinder, and the other end is connected with described supporting head.
10. pcb board conveyer according to claim 9, is characterized in that: described supporting head comprises a bearing and an installation shaft, and described bearing carrier ring is located in described installation shaft, and described installation shaft is arranged on described side plate.
11. pcb board conveyers according to claim 10, it is characterized in that: described torsion spring both sides are respectively provided with one block of side plate, described bearing and described installation shaft are arranged between biside plate, stress axis is provided with between described turning cylinder and described installation shaft, the two ends of described stress axis are fixed on described side plate, and one end of described torsion spring is fixed in described stress axis.
12. pcb board conveyers according to claim 1 to 11 any one, is characterized in that: when described connecting gear is unloaded, and the lower contact surface of described dampening mechanism and described belt conveyor exist gap between contact surface.
13. 1 kinds of track modules, include the guide of pcb board conveyer described in any one in claim 4 to 7, it is characterized in that: the end of described guide is provided with extension mechanism, described extension mechanism is provided with material containing groove, the groove face of described material containing groove near connecting gear one end is equal with the upper contact surface of described connecting gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520236695.3U CN204528753U (en) | 2015-04-17 | 2015-04-17 | A kind of pcb board conveyer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520236695.3U CN204528753U (en) | 2015-04-17 | 2015-04-17 | A kind of pcb board conveyer |
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| Publication Number | Publication Date |
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| CN204528753U true CN204528753U (en) | 2015-08-05 |
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| CN201520236695.3U Active CN204528753U (en) | 2015-04-17 | 2015-04-17 | A kind of pcb board conveyer |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104843514A (en) * | 2015-04-17 | 2015-08-19 | 杭州登新科技有限公司 | PCB transmission device |
-
2015
- 2015-04-17 CN CN201520236695.3U patent/CN204528753U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104843514A (en) * | 2015-04-17 | 2015-08-19 | 杭州登新科技有限公司 | PCB transmission device |
| WO2016165636A1 (en) * | 2015-04-17 | 2016-10-20 | 杭州纽登科技有限公司 | Pcb transfer device |
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Effective date of registration: 20170419 Address after: 311100 Yuhang, Hangzhou District, Yuhang Street science and technology Avenue, 8-2, building third, east of the west side of the fourth layer to the 3 floor Patentee after: Hangzhou new den Technology Co. Ltd. Address before: Hangzhou City, Zhejiang province 310011 Xihu District Xiyuan eight road No. 11 Building 1 building 410 room 4 Patentee before: New science and technology Co., Ltd is stepped in Hangzhou |
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Effective date of registration: 20200403 Address after: 310000 west of the third floor, building 3, No. 8-2, Keji Avenue, Yuhang street, Yuhang District, Hangzhou City, Zhejiang Province Patentee after: Hangzhou Qidian Technology Co., Ltd Address before: 311100, No. 8-2, 3 Avenue, Avenue, Yuhang Road, Yuhang District, Hangzhou, Zhejiang, fourth west of the East Patentee before: NEODEN TECHNOLOGY Co.,Ltd. |