CN112630537B - Resistor batch detection system and application method thereof - Google Patents
Resistor batch detection system and application method thereof Download PDFInfo
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- CN112630537B CN112630537B CN202110056845.2A CN202110056845A CN112630537B CN 112630537 B CN112630537 B CN 112630537B CN 202110056845 A CN202110056845 A CN 202110056845A CN 112630537 B CN112630537 B CN 112630537B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
- G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
Abstract
The invention discloses a resistor batch detection system and a using method thereof, wherein the resistor batch detection system comprises a base, wherein a universal meter is arranged in the base, telescopic grooves which are symmetrical in left and right positions and have upward openings are arranged in the top surface of the base, and lifting rods are connected in the telescopic grooves in a sliding manner; the automatic resistor measuring device is provided with two lifting rods, the lifting rods are controlled to move through the moving device, when the resistor moves into the placing groove, the moving device can be started to drive the lifting rods to move upwards so that the universal meter is connected with the resistor through the first electrode slice, the resistor is measured, and automatic measurement of the resistor is achieved.
Description
Technical Field
The invention relates to the technical field of power detection, in particular to a resistor batch detection system and a use method thereof.
Background
Resistors are commonly and directly referred to as resistances in daily life. Is a current limiting element, and after a resistor is connected in a circuit, the resistance value of the resistor is fixed. The resistor is typically two pins that limit the amount of current that can pass through the branch to which it is connected. Before the resistor is used in a circuit, the resistance value of the resistor needs to be determined, the resistor is very troublesome to measure by using a multimeter due to the small volume and the thin pins of the resistor, and in addition, a plurality of resistors are used in a complicated circuit, and much time is consumed for sequentially confirming the resistance values of the resistors.
Disclosure of Invention
The invention aims to provide a resistor batch detection system and a using method thereof, which are used for overcoming the defects in the prior art.
The resistor batch detection system comprises a base, wherein a universal meter is installed in the base, a telescopic groove which is symmetrical in left and right positions and is provided with an upward opening is formed in the top surface of the base, a lifting rod is connected in the telescopic groove in a sliding manner, a moving device capable of controlling the lifting rod to move up and down is arranged in the telescopic groove, a placing groove which is upward in opening and penetrates through the top end of the lifting rod in left and right is formed in the top end of the lifting rod, a first electrode plate is installed on the bottom wall of the placing groove, a resistor can be placed in the placing groove, fixing plates which are symmetrical in left and right positions and are attached to the rear side surface of the lifting rod are fixedly arranged on the top surface of the base behind the lifting rod, a connecting plate is fixedly connected between the fixing plates, a first moving groove with an upward opening is formed in each fixing plate, and dozens of groups of control devices capable of controlling the resistor to move into the placing groove are arranged in the first moving groove, the control device comprises a trapezoidal block which is arranged in the first moving groove in a sliding connection manner, first sliding grooves with symmetrical positions are arranged in the left wall and the right wall of the first moving groove in a communicated manner, a first sliding block fixedly connected with the trapezoidal block is connected in the first sliding groove in a sliding manner, the top surface of the first sliding block is fixedly connected with the top wall of the first sliding groove through a first spring, a moving cavity is arranged below the first moving groove in a communicated manner through a connecting groove, a first slide way is arranged in the side wall of the moving cavity close to the connecting plate, a power cavity is arranged in the connecting plate, a second slide way communicated with the first slide way is arranged in the left side wall and the right side wall of the power cavity in a communicated manner, a first supporting rod is fixedly arranged on the side wall of the moving cavity far away from the connecting plate, and a fixed block extending into the second slide way is fixedly arranged at the tail end of the first supporting rod close to the connecting plate, the fixed block with form the rectangle slide between first slide and the second slide, left the fixed block right flank has set firmly first motor, the axis of rotation is installed to first motor right flank, the slide bar has set firmly in the axis of rotation, sliding connection has the second slider on the slide bar, the second slider left and right sides set firmly extend to remove the intracavity and with rectangle slide sliding connection's connecting rod, remove the intracavity the connecting rod end set firmly can control the striking gear that the trapezoidal piece reciprocated.
Optionally, the mobile device includes set firmly in second motor on the flexible groove diapire, be equipped with the decurrent thread groove of opening in the lifting rod bottom, second motor top surface install with thread groove threaded connection's screw spindle, flexible inslot left and right wall in-connection is equipped with position symmetry's second sliding tray, sliding connection in the second sliding tray with lifting rod fixed connection's third slider, third slider top surface install with the second electrode piece of first electrode piece intercommunication, the second sliding tray roof install with the third electrode piece that the universal meter is connected.
Optionally, the shifting device comprises a shifting box fixedly arranged at the tail end of the connecting rod, an opening is formed in the shifting box and is far away from the second moving groove in the direction of the first supporting rod, a shifting block is connected to the second moving groove in a sliding mode, the shifting block is fixedly connected with the inner wall of the second moving groove through a second spring, a third sliding groove with symmetrical positions is formed in the side wall of the second moving groove in a communicating mode, and a fourth sliding block is connected to the third sliding groove in a sliding mode and is fixedly connected with the shifting block.
Optionally, hold in the palm between the pole of lifting the piece is retrieved to last the setting of base top surface, retrieve the piece top surface and set firmly the ejector pad, be equipped with the sensor in the ejector pad, the ejector pad front side retrieve the piece top surface and set firmly and prevent the piece that falls.
A using method of a resistor batch detection system comprises the following specific steps:
firstly, forming a groove between two adjacent trapezoidal blocks, wherein two ends of a resistor can be hung in the groove and the resistor is kept stable;
a second step, then the first motor is started to control the rotating shaft to rotate, the rotating shaft drives the sliding rod to rotate, the sliding rod drives the connecting rod to slide in the rectangular slideway through the second slider, the second slider can slide with the sliding rod, the connecting rod can drive the stirring box to slide when sliding, when the stirring box slides to the upper part of the rectangular slideway, the stirring block can slide outside the second moving groove under the action of the second spring, at the moment, the stirring block can upwards jack the trapezoidal block and enable the plurality of trapezoidal blocks to sequentially upwards move from front to back, the resistor in the groove can be driven to upwards move when the trapezoidal block upwards moves, when the lower part of the groove of the trapezoidal block is higher than the highest part of the trapezoidal block in front, the resistor can forwards slide into the groove of the trapezoidal block in front, the trapezoidal block sequentially moves from front to back so that the resistor in the groove of the trapezoidal block sequentially forwards moves by a lattice position, the resistor in the groove of the frontmost trapezoidal block enters the placing groove;
thirdly, the resistor is detected by the sensor after entering the placing groove, then a second motor is controlled to be started, the second motor drives the threaded shaft to start rotating so that the lifting rod moves upwards, the lifting rod drives the third sliding block to move upwards until the third electrode plate is communicated with the second electrode plate in a contact mode, the universal meter is communicated with the two ends of the resistor through the third electrode plate, the second electrode plate and the first electrode plate at the moment, the universal meter can detect the resistance of the resistor, after the detection is completed, the second motor is started again to drive the resistor to move downwards to enable the resistor to be contacted with the push block, and then the push block can jack the resistor to be separated from the placing groove and then fall onto the recovery block for storage;
and fourthly, stopping working if the deviation of the resistance value of the resistor and the standard value is detected, and eliminating the resistor with the problem of resistance value.
The invention has the beneficial effects that:
firstly, the universal meter is provided with two lifting rods, a placing groove capable of lifting a resistor is arranged in the top end of each lifting rod, then the universal meter is connected with the first electrode plate arranged on the bottom wall of the placing groove, the moving device is arranged to control the movement of the lifting rods, and when the resistor moves into the placing groove, the moving device can be started to drive the lifting rods to move upwards so that the universal meter is connected with the resistor through the first electrode plate, the resistor is measured, the automatic measurement of the resistor can be realized, and manual operation is not needed;
secondly, the invention is also provided with a control device, a plurality of trapezoidal blocks are arranged in the first moving groove, the resistors can be placed through the grooves formed between the adjacent trapezoidal blocks, then the resistors are automatically moved forwards in sequence through the movement of the rear trapezoidal block, the auxiliary lifting rod realizes the batch automatic measurement of the resistors, and the time spent on the resistor confirmation is greatly shortened.
Drawings
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.
FIG. 1 is a schematic diagram of a resistor batch inspection system according to the present invention;
FIG. 2 is a schematic view of the structure at A-A in FIG. 1;
FIG. 3 is a schematic view of the structure at B-B in FIG. 2;
FIG. 4 is a schematic diagram of the control device of FIG. 3;
FIG. 5 is a schematic view of the structure of the toggle device of FIG. 2;
fig. 6 is a schematic diagram of the structure of the mobile device in fig. 1.
Detailed Description
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Referring to fig. 1-6, a resistor batch detection system according to an embodiment of the present invention includes a base 11, a multimeter 59 is installed in the base 11, a telescopic slot 49 with an upward opening and a symmetrical left-right position is provided in a top surface of the base 11, a lifting rod 12 is slidably connected in the telescopic slot 49, a moving device 101 capable of controlling the lifting rod 12 to move up and down is provided in the telescopic slot 49, a placing slot 17 with an upward opening and a left-right penetration is provided at a top end of the lifting rod 12, a first electrode plate 16 is installed on a bottom wall of the placing slot 17, a resistor 18 is placed in the placing slot 17, a fixing plate 15 with a symmetrical left-right position and attached to a rear side surface of the lifting rod 12 is fixedly provided on the top surface of the base 11 behind the lifting rod 12, a connecting plate 19 is fixedly connected between the fixing plates 15, a first moving slot 21 with an upward opening is provided in the fixing plate 15, the first moving groove 21 is internally provided with ten groups of control devices 102 capable of controlling the resistor 18 to move into the placing groove 17, each control device 102 comprises a trapezoidal block 25 which is slidably connected and arranged in the first moving groove 21, first sliding grooves 36 with symmetrical positions are arranged in the left wall and the right wall of the first moving groove 21 in a communicating manner, a first sliding block 26 fixedly connected with the trapezoidal block 25 is slidably connected in the first sliding groove 36, the top surface of the first sliding block 26 is fixedly connected with the top wall of the first sliding groove 36 through a first spring 37, a moving cavity 23 is communicated and arranged below the first moving groove 21 through a connecting groove 22, a first slide way 24 is arranged in the side wall of the moving cavity 23 close to the connecting plate 19, a power cavity 32 is arranged in the connecting plate 19, and second slide ways 57 communicated with the first slide way 24 are communicated and arranged in the left side wall and the right side wall of the power cavity 32, a first supporting rod 56 is fixedly arranged on the side wall of the moving cavity 23 far away from the connecting plate 19, a fixed block 55 extending into the second slide way 57 is fixedly arranged at the tail end of the first supporting rod 56 close to the connecting plate 19, a rectangular slide way 58 is formed between the fixed block 55 and the first slide way 24 and the second slide way 57, a first motor 30 is fixedly arranged on the right side surface of the fixed block 55 on the left side, a rotating shaft 31 is arranged on the right side surface of the first motor 30, a sliding rod 33 is fixedly arranged on the rotating shaft 31, a second sliding block 35 is slidably connected onto the sliding rod 33, a connecting rod 29 extending into the moving cavity 23 and slidably connected with the rectangular slide way 58 is fixedly arranged on the left side surface and the right side surface of the second sliding block 35, and a toggle device 103 capable of controlling the vertical movement of the trapezoidal block 25 is fixedly arranged at the tail end of the connecting rod 29 in the moving cavity 23.
Preferably, the moving device 101 includes a second motor 50 fixedly arranged on the bottom wall of the telescopic groove 49, a threaded groove 43 with a downward opening is arranged in the bottom surface of the lifting rod 12, a threaded shaft 44 in threaded connection with the threaded groove 43 is mounted on the top surface of the second motor 50, second sliding grooves 46 with symmetrical positions are arranged in the left and right walls of the telescopic groove 49 in a communicating manner, a third slider 48 fixedly connected with the lifting rod 12 is connected in the second sliding groove 46 in a sliding manner, a second electrode plate 47 communicated with the first electrode plate 16 is mounted on the top surface of the third slider 48, and a third electrode plate 45 connected with the multimeter 59 is mounted on the top wall of the second sliding groove 46.
Preferably, the toggle device 103 includes a toggle box 28 fixedly arranged at the tail end of the connecting rod 29, a second moving groove 38 with an opening facing a direction away from the first supporting rod 56 is arranged in the toggle box 28, a toggle block 40 is slidably connected in the second moving groove 38, the toggle block 40 is fixedly connected with the inner wall of the second moving groove 38 through a second spring 39, third sliding grooves 42 with symmetrical positions are communicated in the side walls of the second moving groove 38, and fourth sliding blocks 41 fixedly connected with the toggle block 40 are slidably connected in the third sliding grooves 42.
Preferably, the base 11 between the support pole 12 top surface is equipped with the recovery piece 13 that sets firmly, the top surface of recovery piece 13 is equipped with the ejector pad 14 that sets firmly, be equipped with sensor 20 in the ejector pad 14, the ejector pad 14 front side the top surface of recovery piece 13 is equipped with prevents the piece 27 that falls firmly.
A using method of a resistor batch detection system comprises the following specific steps:
firstly, forming a groove between two adjacent trapezoidal blocks 25, wherein the groove can be used for hanging two ends of the resistor 18 and keeping the resistor 18 stable;
secondly, the first motor 30 is started to control the rotating shaft 31 to rotate, the rotating shaft 31 drives the sliding rod 33 to rotate, the sliding rod 33 drives the connecting rod 29 to slide in the rectangular slideway 58 through the second slider 35, meanwhile, the second slider 35 slides with the sliding rod 33, the connecting rod 29 drives the toggle box 28 to slide when sliding, when the toggle box 28 slides to the upper part of the rectangular slideway 58, the toggle block 40 slides out of the second moving groove 38 under the action of the second spring 39, at the moment, the toggle block 40 can push up the trapezoidal block 25 and enables the plurality of trapezoidal blocks 25 to sequentially move upwards from front to back, when the trapezoidal block 25 moves upwards, the resistor 18 in the groove is driven to move upwards, when the lower part of the groove of the trapezoidal block 25 is higher than the highest part of the trapezoidal block 25 in front, the resistor 18 slides forwards into the groove of the trapezoidal block 25 in front, the trapezoidal blocks 25 sequentially move backwards from front to front so that the resistor 18 in the groove of the trapezoidal block 25 sequentially moves forwards by one grid position, the resistor 18 in the groove of the foremost trapezoidal block 25 enters the placing groove 17;
thirdly, the resistor 18 is detected by the sensor 20 after entering the placing groove 17, then the second motor 50 is controlled to be started, the second motor 50 drives the threaded shaft 44 to start rotating so that the lifting rod 12 moves upwards, the lifting rod 12 drives the third slider 48 to move upwards until the third electrode slice 45 is communicated with the second electrode slice 47 in a contact manner, at the moment, the universal meter 59 is communicated with the two ends of the resistor 18 through the third electrode slice 45, the second electrode slice 47 and the first electrode slice 16, at the moment, the universal meter 59 can detect the resistance of the resistor 18, after the detection is finished, the second motor 50 is started again to drive the resistor 18 to move downwards, the resistor 18 is separated from the placing groove 17, and then the resistor 18 falls onto the recovery block 13 to be stored;
and fourthly, stopping working if the deviation of the resistance value of the resistor 18 from the standard value is detected, and eliminating the resistor 18 with the problem of resistance value.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (4)
1. The utility model provides a resistor batch detection system, includes the base, its characterized in that: the universal meter is arranged in the base, telescopic grooves which are symmetrical in left and right positions and have upward openings are formed in the top surface of the base, lifting rods are connected in the telescopic grooves in a sliding mode, moving devices capable of controlling the lifting rods to move up and down are arranged in the telescopic grooves, a placing groove which is upward in opening and penetrates through the lifting rods in left and right is formed in the top end of the lifting rods, a first electrode plate is arranged on the bottom wall of the placing groove, resistors can be placed in the placing groove, fixing plates which are symmetrical in left and right positions and are attached to the rear side surfaces of the lifting rods are fixedly arranged on the top surface of the base behind the lifting rods, a connecting plate is fixedly connected between the fixing plates, a first moving groove with an upward opening is formed in each fixing plate, dozens of groups of control devices capable of controlling the resistors to move into the placing grooves are arranged in the first moving grooves, and each control device comprises a trapezoidal block which is arranged in the first moving grooves in a sliding mode, first sliding grooves with symmetrical positions are arranged in the left wall and the right wall of the first moving groove in a communicated manner, a first sliding block fixedly connected with the trapezoidal block is connected in the first sliding groove in a sliding manner, the top surface of the first sliding block is fixedly connected with the top wall of the first sliding groove through a first spring, a moving cavity is arranged below the first moving groove in a communicated manner through a connecting groove, a first slide way is arranged in the side wall of the moving cavity close to the connecting plate, a power cavity is arranged in the connecting plate, a second slide way communicated with the first slide way is arranged in the left side wall and the right side wall of the power cavity in a communicated manner, a first supporting rod is fixedly arranged on the side wall of the moving cavity far away from the connecting plate, a fixed block extending into the second slide way is fixedly arranged at the tail end of the first supporting rod close to the connecting plate, and a rectangular slide way is formed between the fixed block and the first slide way and the second slide way, a first motor is fixedly arranged on the right side face of the fixed block on the left side, a rotating shaft is arranged on the right side face of the first motor, a sliding rod is fixedly arranged on the rotating shaft, a second sliding block is connected onto the sliding rod in a sliding mode, a connecting rod which extends into the moving cavity and is connected with the rectangular slideway in a sliding mode is fixedly arranged on the left side face and the right side face of the second sliding block, and a shifting device capable of controlling the trapezoidal block to move up and down is fixedly arranged at the tail end of the connecting rod in the moving cavity;
the mobile device comprises a second motor fixedly arranged on the bottom wall of the telescopic groove, a threaded groove with a downward opening is formed in the bottom wall of the lifting rod, a threaded shaft connected with the threaded groove in a threaded manner is installed on the top surface of the second motor, symmetrical second sliding grooves are communicated in the left wall and the right wall of the telescopic groove and are provided with position symmetry, a third sliding block fixedly connected with the lifting rod is connected in the second sliding grooves in a sliding manner, a second electrode plate communicated with the first electrode plate is installed on the top surface of the third sliding block, and a third electrode plate connected with a universal meter is installed on the top wall of the second sliding groove.
2. The resistor batch testing system of claim 1, wherein: the stirring device comprises a stirring box fixedly arranged at the tail end of the connecting rod, an opening is formed in the stirring box, the opening is far away from the second moving groove in the direction of the first supporting rod, a stirring block is connected to the second moving groove in a sliding mode, the stirring block is fixedly connected with the inner wall of the second moving groove through a second spring, a third sliding groove with position symmetry is formed in the side wall of the second moving groove in a communicated mode, and a fourth sliding block is connected to the third sliding groove in a sliding mode and fixedly connected with the stirring block.
3. The resistor batch testing system of claim 2, wherein: the supporting rod is arranged between the lifting rods, the recovery block is fixedly arranged on the top surface of the base, the pushing block is fixedly arranged on the top surface of the recovery block, a sensor is arranged in the pushing block, and the top surface of the recovery block on the front side of the pushing block is fixedly provided with an anti-falling block.
4. A method of using the resistor batch test system of claim 3, wherein: the method comprises the following specific steps:
firstly, forming a groove between two adjacent trapezoidal blocks, wherein pins at two ends of a resistor can be hung in the groove and the resistor is kept stable;
secondly, the first motor is started to control the rotating shaft to rotate, the rotating shaft drives the sliding rod to rotate, the sliding rod drives the connecting rod to slide in the rectangular slide way through the second slider, the second slider and the sliding rod can slide, the connecting rod can drive the stirring box to slide when sliding, when the stirring box slides to the upper part of the rectangular slide way, the stirring block can slide outside the second moving groove under the action of the second spring, at the moment, the stirring block can upwards jack up the trapezoidal block and enable the plurality of trapezoidal blocks to sequentially upwards move from front to back, when the trapezoidal block upwards moves, pins of the resistor in the groove can be driven to upwards move so as to drive the resistor to upwards move, when the lower part of the groove of the trapezoidal block is higher than the highest part of the trapezoidal block in front, the resistor can forwards slide into the groove of the trapezoidal block in front, the trapezoidal block sequentially moves from front to back so that the resistor in the groove of the trapezoidal block forwards sequentially moves by one grid position, the resistor in the groove of the frontmost trapezoidal block enters the placing groove;
thirdly, the resistor is detected by the sensor after entering the placing groove, then a second motor is controlled to be started, the second motor drives the threaded shaft to start rotating so that the lifting rod moves upwards, the lifting rod drives the third sliding block to move upwards until the third electrode plate is communicated with the second electrode plate in a contact mode, the universal meter is communicated with the two ends of the resistor through the third electrode plate, the second electrode plate and the first electrode plate at the moment, the universal meter can detect the resistance of the resistor, after the detection is completed, the second motor is started again to drive the resistor to move downwards to enable the resistor to be contacted with the push block, and then the push block can jack the resistor to be separated from the placing groove and then fall onto the recovery block for storage;
and fourthly, stopping working if the deviation of the resistance value of the resistor and the standard value is detected, and eliminating the resistor with the problem of resistance value.
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| CN202110056845.2A CN112630537B (en) | 2021-01-15 | 2021-01-15 | Resistor batch detection system and application method thereof |
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| JP5518657B2 (en) * | 2010-09-21 | 2014-06-11 | 日置電機株式会社 | Ground resistance meter |
| CN207662963U (en) * | 2015-01-29 | 2018-07-27 | 惠州市吉瑞科技有限公司深圳分公司 | A kind of resistance value test equipment |
| CN106443196B (en) * | 2016-08-25 | 2017-12-19 | 中国科学院地质与地球物理研究所 | A kind of measuring system and method for electrode grounding resistance |
| CN107449969A (en) * | 2017-09-14 | 2017-12-08 | 无锡格菲电子薄膜科技有限公司 | The measurement apparatus and measuring method of the resistance of Electric radiant Heating Film |
| CN109342509A (en) * | 2018-11-23 | 2019-02-15 | 海宁红狮宝盛科技有限公司 | Contact resistance test machine and its method |
| CN211265151U (en) * | 2019-08-15 | 2020-08-14 | 上海三下电子科技有限公司 | Coating equipment for resistor machining |
| CN211577268U (en) * | 2019-10-17 | 2020-09-25 | 浦江召日电器有限公司 | Resistor test clamping device |
| CN111141959A (en) * | 2019-12-10 | 2020-05-12 | 同济大学 | Automatic test system and method for contact resistance curve of bipolar plate of fuel cell |
| CN211627683U (en) * | 2019-12-10 | 2020-10-02 | 同济大学 | Automatic test system for contact resistance curve of bipolar plate of fuel cell |
| CN211856435U (en) * | 2020-04-14 | 2020-11-03 | 四川科力特油气技术服务有限公司 | Shale rock core resistivity measurement device |
| CN111735727A (en) * | 2020-07-15 | 2020-10-02 | 杭州昊斯科技有限公司 | Automatic comprehensive detection machine for cables |
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Effective date of registration: 20220905 Address after: 413000 Liangma Industrial Park, Changchun City, Hunan Province Applicant after: HUNAN YIYANG CHAOYANG ELECTRONIC ELEMENTS FACTORY Address before: 224000 No.46, Wengang South Road, Tinghu District, Yancheng City, Jiangsu Province Applicant before: Ge Hualin |
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