CN110706916A - Coil winding mechanism - Google Patents
Coil winding mechanism Download PDFInfo
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- CN110706916A CN110706916A CN201911099338.6A CN201911099338A CN110706916A CN 110706916 A CN110706916 A CN 110706916A CN 201911099338 A CN201911099338 A CN 201911099338A CN 110706916 A CN110706916 A CN 110706916A
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/04—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing coils
- H01F41/06—Coil winding
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/04—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing coils
- H01F41/06—Coil winding
- H01F41/076—Forming taps or terminals while winding, e.g. by wrapping or soldering the wire onto pins, or by directly forming terminals from the wire
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Manufacture Of Motors, Generators (AREA)
Abstract
The present case is a coil winding mechanism, includes: the winding device comprises a winding support and a winding body arranged on the winding support, wherein the winding body comprises a first winding driving device, a second winding driving device, a winding shaft, a forming shaft, a core rod and a linear sliding table, the core rod is arranged in the winding shaft, the winding shaft is detachably arranged in the forming shaft, and a fixing mechanism for fixing a front bending end of a coil is arranged on the winding shaft; the first winding driving device is configured to: driving the winding shaft to rotate so as to drive the coil to rotate to realize winding; the second winding driving device is configured to: and driving the linear sliding table to move up and down to be matched with the winding shaft to realize the forming of the coil. The present case has realized the full-automatic coil of making of winding of enameled wire, and degree of automation is high, and servo motor control is all adopted in the main action, and the precision is high.
Description
Technical Field
The invention relates to enameled wire winding equipment, in particular to a coil winding mechanism.
Background
At present, the coil winding is mostly finished by adopting a special winding machine, the traditional manual winding is replaced, and the defects of low efficiency, unstable quality and the like of the manual winding are overcome. The coil winding adopts the following procedures: and winding the coil on the winding framework, binding the wire, and then detaching the coil from the winding framework. At present, although a special winding machine exists, a common coil winding machine only winds a coil on a winding frame in an electric mode, the processes of starting and binding the wire of each coil wire, shaping the wire, peeling, cutting the wire, separating the coil from the winding frame and the like all need manual operation, and the automation degree is not high enough. The existing winding device can not realize automatic feeding and discharging, the existing coil winding machine is controlled by an air cylinder, the precision is difficult to control, and the product quality can not be guaranteed.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention aims to provide a coil winding mechanism which can realize full automation and high precision.
In order to achieve the purpose, the invention is realized by the following technical scheme:
a coil winding mechanism comprising: the winding device comprises a winding support and a winding body arranged on the winding support, wherein the winding body comprises a first winding driving device, a second winding driving device, a winding shaft, a forming shaft, a core rod and a linear sliding table, the core rod is arranged in the winding shaft, the winding shaft is detachably arranged in the forming shaft, and a fixing mechanism for fixing a front bending end of a coil is arranged on the winding shaft; the first winding driving device is configured to: driving the winding shaft to rotate so as to drive the coil to rotate to realize winding; the second winding driving device is configured to: and driving the linear sliding table to move up and down to be matched with the winding shaft to realize the forming of the coil.
Preferably, the coil winding mechanism further comprises a threading nozzle assembly, the threading nozzle assembly comprises a threading nozzle driving device, a threading guide block and a threading nozzle, and the threading guide block is driven by the threading nozzle driving device to guide one end of the enameled wire to the threading nozzle to pass through.
Preferably, the coil winding mechanism further comprises a bending assembly, the bending assembly comprises a bending mounting plate, and a front-foot bending mechanism, a rear-foot bending mechanism, an ejector block and an ejector block driving device which are mounted on the bending mounting plate, the front-foot bending mechanism is used for bending one end of an enameled wire passing through the wire threading nozzle assembly to form a front-foot bending end of a coil, and the ejector block driving device is used for driving the ejector block to press the front-foot bending end of the coil in the fixing mechanism.
Preferably, the coil winding mechanism, wherein the bending assembly further comprises a cutter device arranged on the bending mounting plate, and the cutter device is arranged at the front end of the rear foot bending mechanism and close to the rear foot bending mechanism.
Preferably, the coil winding mechanism, wherein the rear leg bending mechanism is used for bending the other end of the wound coil cut by the cutter device to form a coil rear leg bending end.
Preferably, the coil winding mechanism, wherein, the winding body passes through the spool mounting panel and installs on the winding support, still includes the rotation axis boss, the rotation axis boss is located between spool mounting panel and the winding support.
Preferably, the coil winding mechanism, wherein a protective cover and a protective cover plate are arranged on the periphery of the first winding driving device.
Preferably, the coil winding mechanism, wherein the first winding driving device includes a first winding motor, a first bearing, and a first coupling; the second winding driving device comprises a second winding motor, a second bearing and a second coupling.
Preferably, the coil winding mechanism, wherein the fixing mechanism includes a groove formed in the surface of the bobbin and used for limiting the front leg bending end of the coil.
Preferably, the coil winding mechanism further comprises a PLC device, and the PLC device is connected to the first winding driving device, the second winding driving device, the threading nozzle driving device, and the top block driving device, respectively.
The beneficial effect of present case: the coil winding mechanism of the scheme utilizes a first winding driving device to drive the winding shaft to rotate so as to drive the coil to rotate to realize winding; the second winding driving device drives the linear sliding table to move up and down to be matched with the winding shaft to realize the forming of the coil; after the coil front foot bending end advances fixed establishment, kicking block drive arrangement control kicking block rises and compresses tightly, first wire winding drive arrangement drive the spool is rotatory in order to drive the rotatory wire winding that realizes of coil, and simultaneously, second wire winding drive arrangement control straight line slip table rises, accomplishes the coiling of coil, has realized that the full-automatic of enameled wire is wound and is made the coil, and degree of automation is high, and servo motor control is all adopted in main action, and the precision is high.
Drawings
Fig. 1 is a schematic structural diagram of a winding device according to an embodiment of the present invention;
fig. 2 is a schematic view of a shaping mechanism in the winding device according to an embodiment of the present invention;
fig. 3 is a schematic view of a stripping mechanism in the winding device according to an embodiment of the present invention;
fig. 4 is a schematic view of a threading mouth assembly in a winding device according to an embodiment of the invention;
FIG. 5 is a schematic view of a bending assembly in a wire winding device according to an embodiment of the present invention;
fig. 6 is a schematic view of a coil winding mechanism in the winding device according to an embodiment of the present invention;
fig. 7 is a schematic view of a bobbin in the winding device according to an embodiment of the invention.
Detailed Description
The present invention will be described in further detail with reference to the following embodiments and the accompanying drawings so that those skilled in the art can implement the invention with reference to the description.
As shown in fig. 1-2, the present disclosure provides a winding device, including: unwinding mechanism 100, plastic mechanism 200, peeling mechanism 300, threading mouth subassembly 400, the subassembly 500 of bending, coil coiling mechanism 600, wherein, unwinding mechanism 100 includes drum 110 and drives drum 110 pivoted unreels drive arrangement 120, plastic mechanism 200 is including being used for right the enameled wire that drum 110 sent out carries out the horizontal gyro wheel 210 and the vertical gyro wheel 220 of plastic, peeling mechanism 300 is used for skinning the enameled wire after the plastic and will skinning the enameled wire after deliver to threading mouth subassembly 400, bending mechanism be used for with the enameled wire that threading mouth subassembly 400 sent out is bent and is delivered to coil coiling mechanism 600 and carries out the coiling.
Two or more than two winding devices can be integrated and respectively and independently used to form a multi-station platform, and a plurality of winding devices can simultaneously or respectively operate, so that the space is saved, and the operation is convenient.
The winding device adopts the combined action of the unwinding mechanism 100, the shaping mechanism 200, the peeling mechanism 300, the threading nozzle assembly 400, the bending assembly 500 and the coil winding mechanism 600, so that the enameled wire is fully automatically wound into a coil, the automation degree is high, the operation can be realized only by one person, the automatic enameled wire winding, shaping, peeling, bending, winding and other work can be realized, and the collision among mechanisms during misoperation can be avoided due to the mutual correlation of all actions; the main actions are controlled by a servo motor, and the precision is high.
The coil winding device further comprises a blanking mechanical arm 700 and a blanking channel 800, wherein the blanking mechanical arm 700 is used for taking a coil wound by an enameled wire onto the blanking channel 800. The coil is rotated by 90 degrees through the blanking of the blanking manipulator 700 and the parts on the blanking channel 800, and the blanking channel 800 can be connected with other equipment through the channel and then transported away through the channel to directly enter the next station.
As shown in fig. 3, a peeling mechanism 300, comprising: the peeling device comprises a peeling knife rest 310, a peeling main body 320, a peeling knife 330, a peeling guide rod 340, a first peeling driving device 350, a peeling module 360, a peeling wire feeding mechanism 370 and a second peeling driving device 380, wherein the peeling main body 320 is fixed on the peeling guide rod 340, and the peeling knife rest 310 for fixing the peeling knife 330 is fixed in a clamping groove of the peeling main body 320; the first peeling drive device 350 is configured to: the peeling mechanism 300 can be driven to realize the wire feeding action. The peeling blade holder 310 is used for fixing the peeling blade 330, and is integrally fixed in a clamping groove of the peeling main body 320 by a pin, and the peeling main body 320 is fixed on the peeling guide bar 340 by a jackscrew.
The peeling mechanism 300 operates on the principle that the first peeling driving device 350 drives the peeling guide 340 to rotate. After the peeling guide bar 340 rotates, one side of the peeling knife 330 leans against the enameled wire due to centrifugal force of the peeling knife holder 310; after peeling, when the front leg of the coil is bent, the peeling and wire feeding mechanism 370 and the peeling module 360 descend to press the enameled wire, and the peeling and wire feeding mechanism 370 and the peeling module 360 move forwards to complete wire feeding. The second peeling drive 380 is configured to: adjust the movement distance of module 360 of skinning, through setting for the movement distance of module 360 of skinning, can regulate and control the length of skinning. The peeling machine further comprises a cutter stroke control block 390, the cutter stroke control block 390 is arranged on the peeling guide rod 340, the working stroke of the peeling knife rest 310 can be controlled by adjusting the left position and the right position of the cutter stroke control block 390, and the peeling depth can be adjusted and controlled. The cutter stroke control block 390 is flared such that the amount of the working stroke of the barking blade carriage 310 is varied as the cutter stroke control block 390 is adjusted from side to side. The first peeling driving device 350 includes a servo motor, a synchronous belt and a synchronous pulley, and the servo motor drives the peeling guide bar 340 to rotate through the transmission of the synchronous belt and the synchronous pulley. And a bearing seat 351 connected with the first peeling driving device 350, wherein the peeling guide bar 340 is connected to the bearing seat 351. The peeling and wire feeding mechanism 370 includes a wire feeding cylinder. The end of the skinning knife 330 is provided with a blade. The first wire passing hole for the enameled wire to pass through is formed in the peeling guide rod 340, and the first wire passing hole and the peeling guide rod 340 are coaxially arranged. A second wire passing hole for the enameled wire to pass through is formed in the peeling and wire feeding mechanism 370, and the second wire passing hole and the peeling and wire feeding mechanism 370 are coaxially arranged. Above-mentioned peeling mechanism 300 both can realize automatic upper and lower material, need not the manual work, adopts drive control to make it have the length of skinning adjustable, depth adjustable function, and the precision is high, and application scope is wider, can accomplish the stage of enameled wire and skin for only peel off the insulating layer of electric property terminal part and remain the insulating layer of other parts, the winding mechanism of the next process of being convenient for directly cuts off the enameled wire winding, has increased machining efficiency effectively, has simplified processing equipment.
As shown in fig. 4, the threading mouth assembly 400 includes a threading mouth driving device 410, a threading guide block 420, and a threading mouth 430, and the threading guide block 420 is driven by the threading mouth driving device 410 to guide one end of the enamel wire to pass through the threading mouth 430. Threading nozzle assembly 400 further includes a wire pressure head 440, where wire pressure head 440 is disposed between threading guide block 420 and threading nozzle 430 for engaging threading guide block 420 to guide the passage of the enameled wire through threading nozzle 430.
As shown in fig. 5, the bending assembly 500 includes a bending mounting plate 510, and a front foot bending mechanism 520, a rear foot bending mechanism 530, a top block 540, and a top block driving device 550 mounted on the bending mounting plate 510, where the front foot bending mechanism 520 is configured to bend one end of an enameled wire passing through the wire passing nozzle assembly 400 to form a front foot bending end of a coil, a winding shaft 610 of the coil winding mechanism 600 is provided with a fixing mechanism 611 for fixing the front foot bending end of the coil, and the top block driving device 550 is configured to drive the top block 540 to press the front foot bending end of the coil in the fixing mechanism 611; and/or, the bending assembly 500 further includes a cutter device 511 disposed on the bending mounting plate 510, where the cutter device 511 is disposed at the front end of the rear leg bending mechanism 530 and near the rear leg bending mechanism 530; the rear leg bending mechanism 530 is configured to bend the other end of the wound coil cut by the cutter device 511 to form a rear leg bending end of the coil.
The front foot bending mechanism 520 comprises a front foot bending driving device 521, a front foot bending bearing seat 522 driven by the front foot bending driving device 521, a front foot fixing plate 523, a front foot front and rear adjusting plate 524 and a front foot forming block 525; the rear leg bending mechanism 530 includes a rear leg bending driving device 531, a rear leg bending bearing base 532 driven by the rear leg bending driving device 531, a rear leg fixing plate 533, a rear leg front and rear adjusting plate 534, and a rear leg molding block 535.
As shown in fig. 6 to 7, the coil winding mechanism 600 includes a winding support 620, a winding body 630 mounted on the winding support 620, wherein the winding body 630 includes a first winding driving device 640, a second winding driving device 650, a winding shaft 610, a forming shaft 660, a mandrel 670, and a linear sliding table 680, wherein the mandrel 670 is mounted in the winding shaft 610, and the winding shaft 610 is detachably mounted in the forming shaft 660; the first winding driving device 640 is configured to: the winding shaft 610 is driven to rotate to drive the coil to rotate so as to realize winding; the second winding driving device 650 is configured to: the linear sliding table 680 is driven to move up and down to match with the winding shaft 610 to realize the molding of the coil; and/or, the winding body 630 is mounted on the winding support 620 through a winding shaft mounting plate 621, and further includes a rotating shaft reinforcing block 622, and the rotating shaft reinforcing block 622 is disposed between the winding shaft mounting plate 621 and the winding support 620. The mandrel 670 of the coil winding mechanism 600 can be replaced according to the actual inner diameter of the coil, the coil is wound by the coil winding mechanism 600 after the front leg is bent, the wound coil is cut off to realize the bending of the rear leg, and then the coil is conveyed away by the blanking manipulator 700. In the coil winding process, wherein the second winding driving device 650 controls the linear sliding table 680 to move downwards, a groove-shaped photoelectric device 690 for resetting the linear sliding table 680 after winding is completed is further arranged on the linear sliding table 680, the groove-shaped photoelectric device 690 can control the second winding driving device 650 to enable the linear sliding table 680 to return to an initial position, so that winding work of a next coil is performed, after a front bending end of the coil enters the groove 6111, the top block driving device 550 controls the top block 540 to ascend and compress, the first winding driving device 640 drives the winding shaft 610 to rotate to drive the coil to rotate to achieve winding, and meanwhile, the second winding driving device 650 controls the linear sliding table 680 to ascend to complete winding of the coil.
The fixing mechanism 611 includes a groove 6111 formed on the surface of the bobbin 610 for limiting the bent end of the front leg of the coil. A shield 641 and a shield cover 642 are disposed around the first winding driving device 640. The first winding driving device 640 comprises a first winding motor, a first bearing and a first coupler; the second winding driving device 650 includes a second winding motor, a second bearing, and a second coupling.
The automatic feeding device is characterized by further comprising a PLC device 900, wherein the PLC device 900 is respectively connected with the unreeling driving device 120, the blanking mechanical arm 700, the first peeling driving device 350, the second peeling driving device 380, the cutter stroke control block 390, the threading nozzle driving device 410, the front foot bending driving device 521, the first winding driving device 640, the second winding driving device 650, the top block driving device 550 and the rear foot bending driving device 531.
The PLC device 900 correlates all the manipulators, modules, and servo actions in the device to avoid collisions between the mechanisms during misoperation; the main actions are controlled by a servo motor, so that the precision is high; all mechanisms are in mechanical linkage or encoder closed-loop connection to realize closed-loop control, so that the equipment can be accelerated or decelerated one key at a time. All mechanisms are linked without action gaps, and the equipment can realize that the beat of a main body running at high speed can be more than or equal to 2/pcs.
While embodiments of the invention have been described above, it is not limited to the applications set forth in the description and the embodiments, which are fully applicable in various fields of endeavor to which the invention pertains, and further modifications may readily be made by those skilled in the art, it being understood that the invention is not limited to the details shown and described herein without departing from the general concept defined by the appended claims and their equivalents.
Claims (10)
1. A coil winding mechanism, comprising: the winding device comprises a winding support and a winding body arranged on the winding support, wherein the winding body comprises a first winding driving device, a second winding driving device, a winding shaft, a forming shaft, a core rod and a linear sliding table, the core rod is arranged in the winding shaft, the winding shaft is detachably arranged in the forming shaft, and a fixing mechanism for fixing a front bending end of a coil is arranged on the winding shaft; the first winding driving device is configured to: driving the winding shaft to rotate so as to drive the coil to rotate to realize winding; the second winding driving device is configured to: and driving the linear sliding table to move up and down to be matched with the winding shaft to realize the forming of the coil.
2. The coil winding mechanism according to claim 1, further comprising a threading nozzle assembly, wherein the threading nozzle assembly comprises a threading nozzle driving device, a threading guide block and a threading nozzle, and the threading guide block is driven by the threading nozzle driving device to guide one end of the enameled wire to pass through the threading nozzle.
3. The coil winding mechanism according to claim 2, further comprising a bending assembly, wherein the bending assembly comprises a bending mounting plate, and a front leg bending mechanism, a rear leg bending mechanism, a top block and a top block driving device which are mounted on the bending mounting plate, the front leg bending mechanism is used for bending one end of the enameled wire which passes through the wire threading nozzle assembly to form a front leg bending end of the coil, and the top block driving device is used for driving the top block to press the front leg bending end of the coil in the fixing mechanism.
4. The coil winding mechanism according to claim 3, wherein the bending assembly further comprises a cutter device disposed on the bending mounting plate, and the cutter device is disposed at a position near the rear leg bending mechanism and at a front end of the rear leg bending mechanism.
5. The coil winding mechanism according to claim 4, wherein the back leg bending mechanism is configured to bend the other end of the wound coil cut by the cutter device to form a back leg bent end of the coil.
6. The coil winding mechanism according to claim 1, wherein the winding body is mounted on the winding support via a winding shaft mounting plate, and further comprising a rotation shaft reinforcing block disposed between the winding shaft mounting plate and the winding support.
7. The coil winding mechanism according to claim 1, wherein a shield and a shield cover are provided around the first winding driver.
8. The coil winding mechanism of claim 1, wherein the first winding drive device includes a first winding motor, a first bearing, a first coupling; the second winding driving device comprises a second winding motor, a second bearing and a second coupling.
9. The coil winding mechanism of claim 1, wherein the securing mechanism includes a groove in a surface of the bobbin for retaining the coil front leg bend end.
10. The coil winding mechanism according to claim 1, further comprising a PLC device, the PLC device being connected to the first winding driving device, the second winding driving device, the threading nozzle driving device, and the top block driving device, respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911099338.6A CN110706916A (en) | 2019-11-12 | 2019-11-12 | Coil winding mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911099338.6A CN110706916A (en) | 2019-11-12 | 2019-11-12 | Coil winding mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110706916A true CN110706916A (en) | 2020-01-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911099338.6A Pending CN110706916A (en) | 2019-11-12 | 2019-11-12 | Coil winding mechanism |
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| CN (1) | CN110706916A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111145999A (en) * | 2020-01-21 | 2020-05-12 | 科瓦力(宁波)精密器械有限公司 | Integrated intelligent main and auxiliary pole coil winding robot |
| CN111354566A (en) * | 2020-03-27 | 2020-06-30 | 中国科学院西安光学精密机械研究所 | Manufacturing device for thermocouple wire in spacecraft space environment simulation test |
| CN112053846A (en) * | 2020-09-02 | 2020-12-08 | 瑞声新能源发展(常州)有限公司科教城分公司 | Coil winding device and bobbin |
| CN112185682A (en) * | 2020-09-16 | 2021-01-05 | 中山市三礼电子有限公司 | Coil post-processing device and coil winding machine comprising same |
| CN113690571A (en) * | 2021-08-27 | 2021-11-23 | 杭州中芯微电子有限公司 | RFID card antenna coil winding device |
| CN114300264A (en) * | 2021-12-28 | 2022-04-08 | 有励电子(昆山)有限公司 | Hollow inductance coil winding equipment and winding method thereof |
-
2019
- 2019-11-12 CN CN201911099338.6A patent/CN110706916A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111145999A (en) * | 2020-01-21 | 2020-05-12 | 科瓦力(宁波)精密器械有限公司 | Integrated intelligent main and auxiliary pole coil winding robot |
| CN111354566A (en) * | 2020-03-27 | 2020-06-30 | 中国科学院西安光学精密机械研究所 | Manufacturing device for thermocouple wire in spacecraft space environment simulation test |
| CN112053846A (en) * | 2020-09-02 | 2020-12-08 | 瑞声新能源发展(常州)有限公司科教城分公司 | Coil winding device and bobbin |
| CN112185682A (en) * | 2020-09-16 | 2021-01-05 | 中山市三礼电子有限公司 | Coil post-processing device and coil winding machine comprising same |
| CN113690571A (en) * | 2021-08-27 | 2021-11-23 | 杭州中芯微电子有限公司 | RFID card antenna coil winding device |
| CN114300264A (en) * | 2021-12-28 | 2022-04-08 | 有励电子(昆山)有限公司 | Hollow inductance coil winding equipment and winding method thereof |
| CN114300264B (en) * | 2021-12-28 | 2023-09-01 | 有励电子(昆山)有限公司 | Air core inductance coil winding equipment and winding method thereof |
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Effective date of registration: 20210118 Address after: 214000 504 Jincheng East Road, Meicun, Xinwu District, Wuxi City, Jiangsu Province Applicant after: Wuxi Ruisi intelligent welding equipment Co.,Ltd. Applicant after: Zhejiang Chint Electrics Co.,Ltd. Address before: 214000 504 Jincheng East Road, Meicun, Xinwu District, Wuxi City, Jiangsu Province Applicant before: Wuxi Ruisi intelligent welding equipment Co.,Ltd. |
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