CN109626280A - A kind of trolley locating platform and its localization method based on RFID - Google Patents
A kind of trolley locating platform and its localization method based on RFID Download PDFInfo
- Publication number
- CN109626280A CN109626280A CN201910024354.2A CN201910024354A CN109626280A CN 109626280 A CN109626280 A CN 109626280A CN 201910024354 A CN201910024354 A CN 201910024354A CN 109626280 A CN109626280 A CN 109626280A
- Authority
- CN
- China
- Prior art keywords
- axis
- rfid
- trolley
- support claw
- plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
- B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
- B66F9/075—Constructional features or details
- B66F9/20—Means for actuating or controlling masts, platforms, or forks
- B66F9/24—Electrical devices or systems
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
- G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Structural Engineering (AREA)
- Transportation (AREA)
- Toxicology (AREA)
- Combustion & Propulsion (AREA)
- Artificial Intelligence (AREA)
- Computer Vision & Pattern Recognition (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Handcart (AREA)
Abstract
The invention belongs to technical field of automobile manufacture, more particularly to a kind of trolley locating platform and its localization method based on RFID, including hold plate, movement case, RFID read card and, described hold is fixed with the movement case below plate, described hold is equipped with the RFID reading card on plate, described hold is fixed with screen on plate, the bottom of the movement case is fixed with transmission platform, and the inside of the movement case is equipped with X-axis transmission component and Y-axis transmission component；It holds plate and reads card equipped with RFID, model by reading the RFID card on trolley obtains information of vehicles, and the shift position of support claw is controlled by X-axis transmission component and Y-axis transmission component, and then it can guarantee to carry out trolley reliable and stable support, it can be effectively according to the difference of the model of vehicle and size, change the Support Position of screen supported underneath pawl, improve the support adaptability to trolley, therefore the construction type of locating platform can be reduced, the utilization rate of resource is improved, production cost is reduced.
Description
Technical field
The invention belongs to technical field of automobile manufacture, and in particular to a kind of trolley locating platform and its positioning based on RFID
Method.
Background technique
Trolley is called loading trolley or cage vehicle, is the unit movement of a kind of transport for being equipped with four castors and storage material
Unit load devices, the logistics turnover being usually used between the logistics distribution or factory's process of large supermarket, table trolley is logistics, production
Industry carries sharp weapon, can make to produce space of lines its running to the greatest extent, the product display of table trolley storage is eye-catching, in transit: on the one hand
It plays a protective role to the safety of material, on the other hand will not make to have sorted causes in a jumble with the product got ready, and handling extremely save
Power；Wheel is typically designed to two directional wheels, and to facilitate artificial implementation, table trolley can be designed according to cargo and be held two universal wheels
Loading capacity；Trolley is different according to the article transported, and model and size are also different, therefore have the following problems:
1, locating platform can not effectively be positioned according to model and trolley of different sizes, therefore there are handling goods processes
The positioning hidden danger of middle trolley；
2, it needs to establish different locating platforms according to the model of trolley, increases construction cost, aggravated production cost.
Summary of the invention
To solve the problems mentioned above in the background art.The present invention provides a kind of trolley locating platform based on RFID
And its localization method, have the characteristics that reliable location.
To achieve the above object, the invention provides the following technical scheme:
A kind of trolley locating platform based on RFID, including hold plate, movement case and RFID and read card, the lower section for holding plate
It is fixed with the movement case, described hold is equipped with the RFID reading card on plate, described hold is fixed with screen on plate, described
The bottom of movement case is fixed with transmission platform, and the inside of the movement case is equipped with X-axis transmission component and Y-axis transmission component, described
Lifting case is slidably connected on transmission platform, the X-axis transmission component and Y-axis transmission component, which are driven with the lifting case, to be connected
It connects, the lifting case output end is connected with the support claw to move longitudinally.
Further, the screen quantity is two, and is located at the two sides that the RFID reads card, the width of the screen
Less than the half for holding board width.
Further, the support claw is in fork-shaped, and the support claw includes support claw A and support claw B, is opened on the screen
Slot is stretched out equipped with the support claw with the support claw A and support claw B cooperation.
Further, the X-axis transmission component includes X-axis driving motor and the idler wheel for being connected to its output end, described
Idler wheel is sequentially connected in the upper surface of the transmission platform.
Further, the Y-axis transmission component includes Y-axis driving motor and the Y-axis driving wire for being connected to its output end
Bar, it is described to lift the Y-axis transmission screw hole offered on case with Y-axis drive lead screw cooperation.
Further, the inside of the lifting case is fixed with lifting motor, and the output end of the lifting motor is connected with Z axis
Drive lead screw, the outer wall of the Z-axis transmission screw rod are arranged with swivel nut engaged therewith, and there are two linear for the outer wall tool of the swivel nut
The link arm of distribution, the outer wall of the lifting case is offered to be consolidated respectively with link arm cooperation, the support claw A and support claw B
It is scheduled on two link arms.
Further, the quantity of the lifting case is four, and is driven by X-axis transmission component and Y-axis transmission component
It is connected to the upper surface of the transmission platform.
A kind of localization method of above-mentioned trolley locating platform based on RFID, comprising the following steps:
S1, vehicle enter when holding on plate, and wheel holds the RFID on plate and read card and read by holding plate on the outside of screen
Enter the RFID information held on the trolley above plate；
The information that S2, basis are read, control support claw reach suitable lift location, and lifting motor drives Z-axis transmission screw rod
Rotation, swivel nut then carries out the transmission of Z axis in the inside of lifting case, so link arm drives support claw A and support claw B to carry out Z axis
It is mobile, according to the difference of the model of vehicle and size, change the Support Position of screen supported underneath pawl；
S3, it can control the shifting that lifting case carries out horizontal direction on transmission platform by X-axis transmission component and Y-axis transmission component
It is dynamic, change the relative position between trolley；Idler wheel rotation is driven by X-axis driving motor, so that lifting case be driven to be driven
The movement that X-axis is carried out on platform drives the rotation of Y-axis drive lead screw by Y-axis driving motor, lifting case is driven to carry out the shifting of Y-axis
It is dynamic, control that support claw is traversing and vertical shift by lifting case, for being fixed and limiting to trolley.
Compared with prior art, the beneficial effects of the present invention are:
1, the present invention holds plate and reads card equipped with RFID, and the model by reading the RFID card on trolley obtains information of vehicles,
And the shift position of support claw is controlled by X-axis transmission component and Y-axis transmission component, and then can guarantee to carry out trolley reliable
Stable support, therefore can guarantee that there is reliable bearing capacity during trolley handling goods, guarantee processing operation
Safety；
2, the present invention reads card by being equipped with RFID, and the model by reading the RFID card on trolley obtains information of vehicles, can
Effectively according to the difference of the model of vehicle and size, to change the Support Position of screen supported underneath pawl, improve to trolley
Adaptability is supported, therefore the construction type of locating platform can be reduced, improves the utilization rate of resource, reduces production cost.
Detailed description of the invention
Attached drawing is used to provide further understanding of the present invention, and constitutes part of specification, with reality of the invention
It applies example to be used to explain the present invention together, not be construed as limiting the invention.In the accompanying drawings:
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the grid plate structure schematic diagram in the present invention；
Fig. 3 is the movement case schematic diagram of internal structure in the present invention；
Fig. 4 is the lifting box structure schematic diagram in the present invention.
In figure: 1- holds plate, 11- screen, 111- support claw and stretches out slot, 2- movement case, 21- transmission platform, 22-X axis biography
Dynamic component, 221- idler wheel, 23-Y axis transmission component, 231-Y axis drive lead screw, 24- lifting case, 241-Y axis are driven screw hole, 242-
Lifting motor, 243-Z axis drive lead screw, 244- swivel nut, 245- link arm, 25- support claw, 251- support claw A, 252- support claw B,
3-RFID reads card.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Embodiment
Please refer to Fig. 1-4, the present invention the following technical schemes are provided:
Embodiment 1
A kind of trolley locating platform based on RFID, including hold plate 1, movement case 2 and RFID and read card 3, hold the lower section of plate 1
Be fixed with movement case 2, hold be equipped on plate 1 RFID read card 3, by hold the RFID on plate 1 read card 3 can read into
Enter to the RFID information on the trolley for holding 1 top of plate, and according to corresponding information, controls support claw 25 and reach suitable lifting
Position, RFID are also known as electronic tag, radio frequency identification, are a kind of communication technologys, and specific mesh can be identified by radio signals
Related data is marked and read and write, without establishing mechanical or optical contact between identifying system and specific objective, is held fixed on plate 1
There is screen 11, the bottom of movement case 2 is fixed with transmission platform 21, and the inside of movement case 2 is equipped with X-axis transmission component 22 and Y-axis passes
Dynamic component 23, slidably connects lifting case 24 on transmission platform 21, X-axis transmission component 22 and Y-axis transmission component 23 with lifting
Case 24 is sequentially connected, and it is enterprising in transmission platform 21 to can control lifting case 24 by X-axis transmission component 22 and Y-axis transmission component 23
The movement of row horizontal direction, changes the relative position between trolley, and lifting 24 output end of case is connected with the branch to move longitudinally
Support claw 25 controls 25 raising and lowering of support claw by lifting case 24, for being fixed and limiting to trolley.
Specifically, 11 quantity of screen is two, and is located at the two sides that RFID reads card 3, the width of screen 11, which is less than, to be held
The half of 1 width of plate, vehicle enters when holding on plate 1, and wheel holds plate 1 by 11 outside of screen, facilitates support
Pawl 25 stretches out screen 11 and trolley is limited and supported.
Specifically, support claw 25 is in fork-shaped, support claw 25 includes support claw A251 and support claw B252, is opened up on screen 11
Have and stretch out slot 111 with the support claw of support claw A251 and support claw B252 cooperation, passes through two support claw A251 and support claw
B252 can guarantee the reliability and stability being supported to trolley.
Embodiment 2
2 difference from Example 1 of embodiment is that X-axis transmission component 22 is including X-axis driving motor and is connected to its output
The idler wheel 221 at end, idler wheel 221 are sequentially connected in the upper surface of transmission platform 21, and X-axis driving motor model 68KTYZ passes through X
Axis driving motor drives idler wheel 221 to rotate, and lifts the movement that case 24 carries out X-axis on transmission platform 21 to drive；Y-axis transmission
Component 23 includes Y-axis driving motor and is connected to the Y-axis drive lead screw 231 of its output end, lifts and offers on case 24 and Y-axis
The Y-axis that drive lead screw 231 cooperates is driven screw hole 241, and Y-axis driving motor model 68KTYZ drives Y by Y-axis driving motor
Axis drive lead screw 231 rotates, and lifting case 24 is driven to carry out the movement of Y-axis.
Embodiment 3
Embodiment 3 and embodiment 1,2 the difference is that, the inside of lifting case 24 is fixed with lifting motor 242, lifting motor
242 model 68KTYZ, the output end of lifting motor 242 are connected with Z-axis transmission screw rod 243, the outer wall of Z-axis transmission screw rod 243
It is arranged with swivel nut 244 engaged therewith, there are two the link arms 245 of linear distribution for the outer wall tool of swivel nut 244, lift the outer wall of case 24
240 cooperated with link arm 245 are offered, support claw A251 and support claw B252 are separately fixed on two link arms 245, lifting electricity
Machine 242 drives Z-axis transmission screw rod 243 to rotate, and swivel nut 244 then carries out the transmission of Z axis in the inside of lifting case 24, so link arm
245 drive the movement of support claw A251 and support claw B252 progress Z axis；The quantity for lifting case 24 is four, and is passed by X-axis
Dynamic component 22 and the transmission connection of Y-axis transmission component 23 can be guaranteed in the upper surface of transmission platform 21 by four lifting casees 24
Stabilization to trolley positioning and reliable.
A kind of localization method of the trolley locating platform based on RFID described in embodiment 1-3, comprising the following steps:
S1, vehicle enter when holding on plate 1, and wheel holds plate 1 by 11 outside of screen, and the RFID held on plate 1 is read
Card 3 reads the RFID information entered on the trolley for holding 1 top of plate；
The information that S2, basis are read, control support claw 25 reach suitable lift location, and lifting motor 242 drives Z-axis transmission
Screw rod 243 rotates, and swivel nut 244 then carries out the transmission of Z axis in the inside of lifting case 24, so link arm 245 drives support claw A251
The movement that Z axis is carried out with support claw B252 changes 11 supported underneath pawl 25 of screen according to the difference of the model of vehicle and size
Support Position；
S3, it can control lifting case 24 progress level on transmission platform 21 by X-axis transmission component 22 and Y-axis transmission component 23
The movement in direction changes the relative position between trolley；Idler wheel 221 is driven to rotate by X-axis driving motor, to drive act
The movement that case 24 carries out X-axis on transmission platform 21 is risen, drives Y-axis drive lead screw 231 to rotate by Y-axis driving motor, drives
Lift the movement that case 24 carries out Y-axis, control that support claw 25 is traversing and vertical shift by lifting case 24, for trolley to be fixed and
Limit.
The working principle of the invention and process for using: vehicle enters when holding on plate 1, and wheel passes through 11 outside of screen
Plate 1 is held, facilitates support claw 25 to stretch out screen 11 and trolley is limited and supported, reads card 3 by holding the RFID on plate 1
The RFID information entered on the trolley for holding 1 top of plate can be read, and according to corresponding information, controls support claw 25 and reaches
Suitable lift location can control lifting case 24 on transmission platform 21 by X-axis transmission component 22 and Y-axis transmission component 23
The movement of horizontal direction is carried out, the relative position between trolley is changed, drives idler wheel 221 to rotate by X-axis driving motor, from
And lifting case 24 is driven to carry out the movement of X-axis on transmission platform 21,231 turns of Y-axis drive lead screw are driven by Y-axis driving motor
It is dynamic, drive lifting case 24 to carry out the movement of Y-axis, control that support claw 25 is traversing and vertical shift by lifting case 24, for trolley into
Row is fixed and limit, lifting motor 242 drive Z-axis transmission screw rod 243 to rotate, and swivel nut 244 then carries out Z in the inside of lifting case 24
The transmission of axis, so link arm 245 drives the movement of support claw A251 and support claw B252 progress Z axis, it can be effectively according to vehicle
Model and size difference, change the Support Position of 11 supported underneath pawl 25 of screen, improve and energy is adapted to the support of trolley
Power, therefore the construction type of locating platform can be reduced, the utilization rate of resource is improved, production cost is reduced.
Finally, it should be noted that being not limited to this hair the foregoing is merely further embodiment of the present invention
It is bright, although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art, still
It is possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is equally replaced
It changes.All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in the present invention
Protection scope within.
Claims (8)
1. a kind of trolley locating platform based on RFID, it is characterised in that: read including holding plate (1), movement case (2) and RFID
Block (3), described hold is fixed with the movement case (2) below plate (1), described hold is equipped with the RFID reading on plate (1)
Card taking (3), described hold are fixed with screen (11) on plate (1), the bottom of movement case (2) is fixed with transmission platform (21),
The inside of movement case (2) is equipped with X-axis transmission component (22) and Y-axis transmission component (23), slides on the transmission platform (21)
Dynamic to be connected with lifting case (24), the X-axis transmission component (22) and Y-axis transmission component (23) are driven with the lifting case (24)
Connection, described lifting case (24) output end are connected with the support claw (25) to move longitudinally.
2. a kind of trolley locating platform based on RFID according to claim 1, it is characterised in that: screen (11) number
Measuring is two, and is located at the two sides that the RFID reads card (3), and the width of the screen (11) holds plate (1) width less than described
The half of degree.
3. a kind of trolley locating platform based on RFID according to claim 1, it is characterised in that: the support claw (25)
In fork-shaped, the support claw (25) includes support claw A(251) and support claw B(252), it offers on the screen (11) and institute
State support claw A(251) and support claw B(252) cooperation support claw stretch out slot (111).
4. a kind of trolley locating platform based on RFID according to claim 1, it is characterised in that: the X-axis transmission group
Part (22) includes X-axis driving motor and the idler wheel (221) for being connected to its output end, and idler wheel (221) transmission connection is in institute
The upper surface of transmission platform (21) is stated, the X-axis driving motor and external power supply are electrically connected.
5. a kind of trolley locating platform based on RFID according to claim 1, it is characterised in that: the Y-axis transmission group
Part (23) includes Y-axis driving motor and the Y-axis drive lead screw (231) for being connected to its output end, is opened on the lifting case (24)
Screw hole (241) are driven equipped with the Y-axis cooperated with the Y-axis drive lead screw (231), the Y-axis driving motor and external power supply electricity
Property connection.
6. a kind of trolley locating platform based on RFID according to claim 3, it is characterised in that: the lifting case (24)
Inside be fixed with lifting motor (242), the output end of the lifting motor (242) is connected with Z-axis transmission screw rod (243), institute
The outer wall for stating Z-axis transmission screw rod (243) is arranged with swivel nut engaged therewith (244), and there are two the outer wall tools of the swivel nut (244)
The link arm (245) of linear distribution, the outer wall of lifting case (24) offers (240) with the link arm (245) cooperation, described
Support claw A(251) and support claw B(252) be separately fixed on two link arms (245), the lifting motor (242) and outer
Portion's power supply is electrically connected.
7. a kind of trolley locating platform based on RFID according to claim 1, it is characterised in that: the lifting case (24)
Quantity be four, and be sequentially connected by X-axis transmission component (22) and Y-axis transmission component (23) in the transmission platform
(21) upper surface.
8. a kind of localization method of -7 any trolley locating platforms based on RFID, feature exist according to claim 1
In: the following steps are included:
S1, vehicle enter when holding on plate (1), and wheel holds plate (1) by 11 outside of screen, hold on plate (1)
RFID reads card (3) reading and enters the RFID information held on the trolley above plate (1)；
The information that S2, basis are read, control support claw (25) reach suitable lift location, and lifting motor (242) drives Z axis
Drive lead screw (243) rotation, swivel nut (244) then carries out the transmission of Z axis in the inside of lifting case (24), so link arm (245) band
Dynamic support claw A (251) and support claw B (252) carry out the movement of Z axis, according to the difference of the model of vehicle and size, change screen
(11) Support Position of supported underneath pawl (25)；
S3, lifting case (24) can control on transmission platform (21) by X-axis transmission component (22) and Y-axis transmission component (23)
The movement of horizontal direction is carried out, the relative position between trolley is changed；Idler wheel (221) rotation is driven by X-axis driving motor,
To drive lifting case (24) to carry out the movement of X-axis on transmission platform (21), Y-axis driving wire is driven by Y-axis driving motor
Bar (231) rotation, drives lifting case (24) to carry out the movement of Y-axis, traversing and perpendicular by lifting case (24) control support claw (25)
It moves, for being fixed and limiting to trolley.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910024354.2A CN109626280A (en) | 2019-01-10 | 2019-01-10 | A kind of trolley locating platform and its localization method based on RFID |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910024354.2A CN109626280A (en) | 2019-01-10 | 2019-01-10 | A kind of trolley locating platform and its localization method based on RFID |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109626280A true CN109626280A (en) | 2019-04-16 |
Family
ID=66060529
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910024354.2A Pending CN109626280A (en) | 2019-01-10 | 2019-01-10 | A kind of trolley locating platform and its localization method based on RFID |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109626280A (en) |
-
2019
- 2019-01-10 CN CN201910024354.2A patent/CN109626280A/en active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9505556B2 (en) | Storage system using lifting mechanism for collecting containers in desired sequence | |
| CN205203968U (en) | Three -dimensional storage shuttle | |
| CN106379681A (en) | Intelligent warehousing robot, system and system control method | |
| CN102239094B (en) | Glass board fast removal method and device | |
| CN101068730B (en) | Automatic warehouse | |
| CN104724430B (en) | A kind of goods yard arrangement method of lineament stereo storage rack | |
| CN104245541B (en) | Delivery system | |
| CN106778952A (en) | A kind of storehouse raw material full life cycle management method and system | |
| CN106414278A (en) | Apparatus for retrieving units from storage system | |
| CN108373002B (en) | A kind of Input System out that material is classified automatically | |
| CN104891086A (en) | Automatic loading-unloading type storage rack warehousing device | |
| CN104724431A (en) | Inner-outer-vehicle-embedded three-dimensional walking rail guided vehicle | |
| CN109319362A (en) | Automated guided vehicle | |
| CN107030015A (en) | One kind scanning sorting system | |
| CN113460846A (en) | Tower crane type logistics express delivery transportation robot and control method thereof | |
| CN209668713U (en) | A kind of trolley locating platform based on RFID | |
| CN208249800U (en) | A kind of new A GV robot | |
| CN110902249A (en) | AGV is selected to intelligence | |
| CN109626280A (en) | A kind of trolley locating platform and its localization method based on RFID | |
| CN207791779U (en) | Intelligent shuttle robot | |
| CN111994660A (en) | Self-service cargo handling turnover system | |
| CN208585658U (en) | A kind of storage automatic material fetching machine | |
| CN207450858U (en) | A kind of automatic warehousing device | |
| CN110817741A (en) | Goods carrier for wholesale of commodities | |
| CN207174330U (en) | A kind of Turnover Box for phone housing production |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 510000 No.2 (workshop), South 1st Road, Yongshan village, Shiqi Town, Panyu District, Guangzhou City, Guangdong Province Applicant after: Guangdong Jiutong Intelligent Equipment Co., Ltd Address before: 511453 Shop No. 10, Mingyuan Commercial Street, 358 Fish Road, Dongyong Town, Nansha District, Guangzhou City, Guangdong Province Applicant before: GUANGDONG JIUTONG AUTOMOTIVE EQUIPMENT TECHNOLOGY Co.,Ltd. |