CN213211959U - Upper and lower layer synchronous high-efficient winding mechanism - Google Patents
Upper and lower layer synchronous high-efficient winding mechanism Download PDFInfo
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- CN213211959U CN213211959U CN202021589787.7U CN202021589787U CN213211959U CN 213211959 U CN213211959 U CN 213211959U CN 202021589787 U CN202021589787 U CN 202021589787U CN 213211959 U CN213211959 U CN 213211959U
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Abstract
The utility model discloses a synchronous high-efficient winding mechanism of upper and lower layers, which comprises an upper winding transfer unit and a lower winding unit, wherein the upper winding transfer unit comprises a fourth movable plate, an upper winding module and an upper wire clamping unit, the fourth movable plate performs up-and-down motion and horizontal linear motion; the upper winding module comprises a rotating assembly which performs rotating motion, and a winding shaft assembly which penetrates through the inside of the rotating assembly, can synchronously rotate with the rotating assembly and can axially move up and down relative to the rotating assembly; the lower winding unit comprises a lower winding die holder, a rotating base and an elastic wire clamp, wherein the lower winding die holder corresponds to the winding shaft assembly, the rotating base winds the lower winding die holder to rotate, and the elastic wire clamp is fixed on the rotating base and used for clamping the end of a wire rod. The utility model discloses a synchronous wire winding of upper and lower floor's coil has improved wire winding efficiency greatly, realizes the automatic wire winding and the removal unloading of small-size coil.
Description
[ technical field ] A method for producing a semiconductor device
The utility model belongs to the technical field of inductance coils wire winding, especially, relate to a synchronous high-efficient wire winding mechanism in upper and lower floor.
[ background of the invention ]
An inductor (an inductance coil) is an electromagnetic induction element formed by winding an insulated conducting wire, and is one of the components commonly used in an electronic circuit. The winding process of the coil is generally finished by adopting a winding machine, the winding machine in the prior art has T-shaped winding and I-shaped winding, and for the winding of a flat plate, the coil has very small size, and the small size precision cannot be achieved by adopting the existing winding equipment; and the winding in the existing equipment is basically completed by winding a single coil step by step, and the winding efficiency is limited by the number of coils and cannot be greatly improved.
Therefore, it is necessary to provide a new high-efficiency winding mechanism for upper and lower layers to solve the above problems.
[ Utility model ] content
The utility model discloses a main aim at provides a synchronous high-efficient winding mechanism in lower floor adopts the synchronous wire winding of lower floor's coil, has improved wire winding efficiency greatly, realizes the automatic wire winding and the removal unloading of small-size coil.
The utility model discloses a following technical scheme realizes above-mentioned purpose: an upper-layer and lower-layer synchronous efficient winding mechanism comprises an upper winding transfer unit and a lower winding unit, wherein the upper winding transfer unit comprises a fourth movable plate, an upper winding module and an upper wire clamping unit, the fourth movable plate performs vertical movement and horizontal linear movement, and the upper winding module and the upper wire clamping unit are fixed on the fourth movable plate; the upper winding module comprises a rotating assembly which performs rotating motion, and a winding shaft assembly which penetrates through the inside of the rotating assembly, can synchronously rotate with the rotating assembly and can axially move up and down relative to the rotating assembly; the lower winding unit comprises a lower winding die holder, a rotating base and an elastic wire clamp, wherein the lower winding die holder corresponds to the winding shaft assembly, the rotating base winds the lower winding die holder to rotate, and the elastic wire clamp is fixed on the rotating base and used for clamping the end of a wire rod.
Further, the upper winding transfer unit comprises a first driving member, a first movable plate driven by the first driving member to perform horizontal linear motion, a fourth driving member fixed on the first movable plate, and a fourth movable plate driven by the fourth driving member to perform vertical motion;
the upper winding module further comprises a second driving piece and a first air cylinder, wherein the second driving piece is fixed on the fourth movable plate and drives the rotating assembly to rotate, and the first air cylinder is fixed on the fourth movable plate and drives the winding shaft assembly to move up and down.
Further, the rotating assembly is rotatably mounted on a mounting seat on the fourth movable plate through a bearing; a pair of axially distributed strip-shaped grooves is symmetrically formed in the upper circumferential surface of the rotating assembly, and a rotary driving guide post which radially penetrates through the strip-shaped grooves is arranged on the winding shaft assembly.
Furthermore, a winding shaft is fixedly arranged at the bottom of the winding shaft assembly, and a reset spring part pressed downwards by the winding shaft assembly is sleeved on the periphery of the winding shaft assembly.
Furthermore, the top of the winding shaft assembly is provided with a limiting blocking piece, the movable end of the first cylinder is provided with a driving sheet, and the driving sheet is provided with a card to be clamped into the periphery of the shaft lever at the upper part of the winding shaft assembly and supports against the U-shaped clamping groove at the lower surface of the limiting blocking piece.
Furthermore, a pair of elastic wire clamps is symmetrically arranged on the rotating seat.
Further, the elastic wire clamp comprises a mounting seat fixed on the rotating seat, a first wire clamp plate fixed on the mounting seat, and a second wire clamp plate hinged on the mounting seat through a pin shaft and matched with the first wire clamp plate to clamp wires, wherein a spring for tensioning the first wire clamp plate and the second wire clamp plate to clamp the wires is connected between the first wire clamp plate and the second wire clamp plate, and a wire loosening driving pressing plate driven by the driving assembly to press the second wire clamp plate to realize wire loosening is arranged on the second wire clamp plate and surrounds the pin shaft to swing.
Further, the lower winding unit comprises a third driving piece for driving the rotating seat to rotate and a driving assembly for driving the elastic wire clamp to open; the driving assembly comprises a third air cylinder and a driving pressure ring driven by the third air cylinder to move up and down, and the driving pressure ring and the loose wire driving pressure plate are overlapped in horizontal projection.
Compared with the prior art, the utility model relates to a synchronous high-efficient wire winding mechanism of upper and lower floor's beneficial effect lies in: the winding of the upper-layer coil is realized in a mode of autorotation of the upper winding shaft, and the control of the central size of the coil is realized; the lower winding clamp rotates in the same winding direction corresponding to the upper winding shaft, and arranges the lower winding at a rotating speed of 2: 1, so that the number of turns of the upper winding is the same as that of the lower winding; the distance from the upper wire clamping unit to the wire connecting position through wire drawing is designed to be equal to the distance from the upper wire winding module carrying coil to move from the wire winding station to the blanking station, the wire drawing action is completed while the coil is moved, the action flow is saved, the horizontal movement action beat is reduced, and the wire winding efficiency is improved; in the wire clamp of winding down, adopt two clamp forms, accept the wire rod free end at the wiring position and accomplish the symmetrical position-a disconnected position of wiring position after the wire winding action when first elasticity fastener, when accomplishing the trimming, the second elasticity fastener then rotates to the wiring position and holds the wire rod free end that the wire clamping unit pulled and come and carry out the lower floor wire winding action of next coil, cancelled first elasticity fastener by the rotatory action flow to the wiring position of disconnected position, further reduced wire clamping action beat, improved wire winding efficiency.
[ description of the drawings ]
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
fig. 2 is a schematic structural view of an upper winding transfer unit according to an embodiment of the present invention;
fig. 3 is a schematic view of a partial structure of an upper winding transfer unit according to an embodiment of the present invention;
fig. 4 is a schematic structural view of the end of the bobbin assembly and the end of the rotating assembly according to the embodiment of the present invention;
fig. 5 is a schematic structural diagram of a lower winding unit in an embodiment of the present invention;
fig. 6 is a schematic structural view of an elastic wire clamp in an embodiment of the present invention;
fig. 7 is a schematic view of a partial structure of a driving assembly according to an embodiment of the present invention;
fig. 8 is a schematic structural view of a thread clamping and trimming unit in an embodiment of the present invention;
the figures in the drawings represent:
100 upper and lower layers of synchronous high-efficiency winding mechanisms;
an upper winding transfer unit 1, a first driving part 11, a first movable plate 12, a winding module 13, a 131 rotating assembly, a 132 second driving part, a 133 winding shaft assembly, a 134 first air cylinder, a 135 strip-shaped groove, a 136 rotating driving guide post, a 137 winding shaft, a 138 resetting spring part, a 139 limiting blocking piece, a 1310 driving piece, a 1311U-shaped clamping groove, a 14 upper wire clamping unit, a 141 second air cylinder, a 142 second movable plate, a 143 clamping jaw air cylinder, a 144 clamping jaw, a 15 fourth driving part, a 16 fourth movable plate and a 161 mounting seat;
2 lower winding unit, 21 lower winding die holder, 22 rotary seat, 23 elastic wire clamp, 231 mounting seat, 232 first wire clamp plate, 233 pin shaft, 234 second wire clamp plate, 235 spring, 236 loose wire drive press plate, 24 drive component, 241 third air cylinder, 242 drive press ring and 25 third drive component;
3 thread clamping and trimming units, 31 fourth cylinders, 32 third movable plates, 33 thread clamping modules, 331 thread clamping cylinders, 332 thread clamps, 34 thread trimming modules, 341 thread trimming cylinders and 342 thread trimming knives.
[ detailed description ] embodiments
Example (b):
referring to fig. 1 to 8, the present embodiment is a synchronous and efficient winding mechanism 100 for upper and lower layers, which includes an upper winding transfer unit 1, a lower winding unit 2, and a thread clamping and trimming unit 3.
The upper winding transfer unit 1 includes a first driving member 11, a first movable plate 12 driven by the first driving member 11 to perform a horizontal linear motion, a fourth driving member 15 fixed on the first movable plate 12, a fourth movable plate 16 driven by the fourth driving member 15 to perform an up-and-down motion, an upper winding module 13 fixed on the fourth movable plate 16, and an upper clamping unit 14.
The upper winding module 13 includes a rotating assembly 131 rotatably disposed on the fourth movable plate 16, a second driving member 132 fixed on the fourth movable plate 16 and driving the rotating assembly 131 to rotate, a winding shaft assembly 133 capable of synchronously rotating with the rotating assembly 131 and moving up and down relative to the rotating assembly 131, and a first cylinder 134 fixed on the fourth movable plate 16 and driving the winding shaft assembly 133 to move up and down; the bobbin assembly 133 penetrates the rotating assembly 131.
The rotating assembly 131 is rotatably mounted on a mounting seat 161 of the fourth movable plate 16 through a bearing. A pair of axial strip-shaped grooves 135 are symmetrically formed in the upper circumferential surface of the rotating component 131, the bobbin component 133 is provided with a rotation driving guide post 136 which radially penetrates through the strip-shaped grooves 135, and the bobbin component 133 can synchronously rotate along with the rotating component 131 through the matching of the rotation driving guide post 136 and the strip-shaped grooves 135, and the bobbin component 133 can axially move up and down relative to the rotating component 131.
A spool 137 is fixedly provided at the bottom of the spool assembly 133, and a return spring member 138 pressing the spool assembly 133 downward is provided around the outer circumference of the spool assembly 133. The top of the bobbin assembly 133 is provided with a limiting stopper 139, the movable end of the first cylinder 134 is provided with a driving plate 1310, and the driving plate 1310 is provided with a U-shaped slot 1311 which is clamped into the periphery of the shaft lever at the upper part of the bobbin assembly 133 and abuts against the lower surface of the limiting stopper 139. In another embodiment, the upper portion of the bobbin assembly 133 may also be provided with an annular groove into which the driving plate 1310 is snapped to drive the bobbin assembly 133 up and down.
In the winding process, the second driving element 132 drives the winding shaft 137 to rotate, and the first air cylinder 134 drives the winding shaft 137 to move up and down, so that the winding and coil blanking are matched for use.
The upper thread clamping unit 14 includes a second cylinder 141, a second movable plate 142 driven by the second cylinder 141 to move up and down, a clamping jaw cylinder 143 fixed to the second movable plate 142, and a clamping jaw 144 driven by the clamping jaw cylinder 143 to clamp a thread.
The lower winding unit 2 comprises a lower winding die holder 21, a rotary seat 22, an elastic wire clamp 23 and a driving assembly 24, wherein the lower winding die holder 21 is fixedly arranged, the rotary seat 22 is driven by a third driving piece 25 to rotate around the lower winding die holder 21, the elastic wire clamp 23 is fixed on the rotary seat 22, and the driving assembly 24 is used for driving the elastic wire clamp 23 to be opened.
In this embodiment, a pair of elastic clips 23 are symmetrically disposed on the rotating base 22. The elastic wire clamp 23 comprises a mounting seat 231 fixed on the rotating seat 22, a first wire clamp plate 232 fixed on the mounting seat 231, and a second wire clamp plate 234 hinged on the mounting seat 231 through a pin shaft 233 and matched with the first wire clamp plate 232 to clamp a wire, wherein a spring 235 for tensioning the first wire clamp plate 232 and the second wire clamp plate 234 to clamp the wire is connected between the first wire clamp plate 232 and the second wire clamp plate 234, and the second wire clamp plate 234 is provided with a wire loosening driving pressing plate 236 driven by the driving assembly 24 to press down to enable the second wire clamp plate 234 to swing around the pin shaft 233 to loosen the wire. Under the action of the spring 235, the first wire clamping plate 232 and the second wire clamping plate 234 clamp the wires.
The driving unit 24 includes a third cylinder 241 and a driving presser 242 driven by the third cylinder 241 to move up and down, and the driving presser 242 and the loose wire driving presser 236 have an overlapping portion in horizontal projection.
The thread clamping and trimming unit 3 includes a fourth cylinder 31, a third movable plate 32 driven by the fourth cylinder 31 to perform a horizontal linear motion, a thread clamping module 33 fixed on the third movable plate 32, and a trimming module 34. The wire clamping module 33 comprises a wire clamping cylinder 331 and a wire clamp 332 driven by the wire clamping cylinder 331 to clamp or open a wire. The thread trimming module 34 includes a thread trimming cylinder 341 and a thread trimming blade 342 driven by the thread trimming cylinder 341 to perform a thread trimming operation.
In this embodiment, the distance from the upper wire clamping unit 14 to the elastic wire clamp 23 after clamping the wire is the same as the distance from the upper winding module 13 to transfer the wound coil to the next work station, so that horizontal transfer is saved, the production tact is improved, and the winding efficiency is improved.
In this embodiment, the ratio of the speed at which the elastic clamp 23 clamps the wire rotating around the winding shaft 137 to the rotation speed of the winding shaft 137 is 2: 1. The elastic clip 23 rotates about the winding shaft 137 in the same direction as the winding shaft 137. The lower winding speed and the upper winding speed are controlled to be 2: 1, so that the number of coils of the upper winding and the lower winding is ensured to be the same.
The operation flow of the upper and lower synchronous high-efficiency winding mechanism 100 of this embodiment is as follows:
1) in an initial state, the two elastic wire clamps 23 are positioned on a wire input path, and the position of the outer elastic wire clamp 23 is a wire connection position; the upper wire clamping unit 14 clamps the wire to move to a wire connecting position along the wire input direction under the driving of the first driving piece 11, and then transfers the free end of the wire to the elastic wire clamp 23 to be clamped by the elastic wire clamp 23;
2) the upper wire clamping unit 14 retracts, and the winding shaft 137 moves to the lower winding die holder 21;
3) the third driving piece 21 drives the rotating base 22 to rotate, and the elastic wire clamp 23 clamps the wire to rotate around the winding shaft 137 for a circle to form a coil; then, the winding shaft 137 is driven by the second driving member 132 to perform a rotational motion, while the elastic wire clamp 23 continues to maintain the rotational motion, and the rotational speed of the elastic wire clamp 23 is twice that of the winding shaft 137;
4) after the winding of the lower coil is completed by the elastic wire clamp 23 and the winding of the upper coil is completed by the winding shaft 137, the elastic wire clamp 23 rotates to a symmetrical position of a wiring position, so that the free end of the wire and the input end of the wire are positioned on the same side, and two wire feet of the coil are positioned on the same side; the other elastic wire clamp 23 is rotated to the initial wiring position;
5) the wire clamping module 33 extends out along with the third movable plate 32, clamps the input end and the free end of the wire, and then cuts the wire through the wire cutting module 34;
6) then the upper wire clamping unit 14 clamps the free end of the wire, the winding shaft 137 carries the coil, the winding shaft 137 moves from the winding station to the blanking station along with the rising of the fourth movable plate 16 and then the fourth movable plate 16 moves in a horizontal straight line, meanwhile, the upper wire clamping unit 14 clamps the free end of the wire and moves to the position of another elastic wire clamp 23, the free end of the wire is clamped by the elastic wire clamp 23, and then the steps 2) -5) are repeated to perform the winding of the next coil.
The embodiment also provides a synchronous and efficient winding method for an upper layer and a lower layer, which comprises the following steps:
1) pulling the free end of the wire from a wire pulling position to a wire connecting position, and clamping the wire connecting position through an elastic wire clamp;
2) the elastic wire clamp clamps the wire rod to rotate around a winding shaft for a circle to form a coil, one end of the coil is clamped by the elastic wire clamp, and the other end of the coil is a wire rod input end;
3) the winding shaft rotates, the end of the elastic wire clamp clamping wire rotates around the winding shaft and rotates in the same direction with the winding shaft to complete the winding of the set number of coils, and the ratio of the rotation speed of the elastic wire clamp to the rotation speed of the winding shaft is 2: 1, so that the number of the coils of the upper coil and the lower coil is the same.
Furthermore, the distance between the wire drawing position and the wire connecting position is equal to the distance between the wound coil and the blanking position from the wire winding position.
The two elastic wire clamps can be symmetrically arranged on a rotating disc, the rotating disc rotates around a lower winding die holder, and the lower winding die holder is arranged at a winding position and matched with the winding shaft to complete coil positioning and supporting.
According to the synchronous high-efficiency winding mechanism for the upper layer and the lower layer, the winding of the coil on the upper layer is realized in a self-rotation mode of the upper winding shaft, and the control of the central size of the coil is realized; the lower winding clamp rotates in the same winding direction corresponding to the upper winding shaft, and arranges the lower winding at a rotating speed of 2: 1, so that the number of turns of the upper winding is the same as that of the lower winding; the distance from the upper wire clamping unit to the wire connecting position through wire drawing is designed to be equal to the distance from the upper wire winding module carrying coil to move from the wire winding station to the blanking station, the wire drawing action is completed while the coil is moved, the action flow is saved, the horizontal movement action beat is reduced, and the wire winding efficiency is improved; in the lower winding wire clamp, a double-clamp mode is adopted, when the first elastic wire clamp receives the free end of the wire rod at the wiring position and finishes the winding action to the symmetrical position of the wiring position, namely the wire breaking position, when the wire shearing is finished, the second elastic wire clamp rotates to the wiring position and receives the free end of the wire rod pulled by the upper wire clamping unit to perform the lower layer winding action of the next coil, the action flow that the first elastic wire clamp rotates to the wiring position from the wire breaking position is cancelled, the wire clamping action beat is further reduced, and the wire winding efficiency is improved.
What has been described above are only some embodiments of the invention. For those skilled in the art, without departing from the inventive concept, several modifications and improvements can be made, which are within the scope of the invention.
Claims (8)
1. The utility model provides a synchronous high-efficient wire winding mechanism in upper and lower layer which characterized in that: the device comprises an upper winding transfer unit and a lower winding unit, wherein the upper winding transfer unit comprises a fourth movable plate which moves up and down and moves horizontally in a linear manner, and an upper winding module and an upper wire clamping unit which are fixed on the fourth movable plate; the upper winding module comprises a rotating assembly which performs rotating motion, and a winding shaft assembly which penetrates through the inside of the rotating assembly, can synchronously rotate with the rotating assembly and can axially move up and down relative to the rotating assembly; the lower winding unit comprises a lower winding die holder, a rotating base and an elastic wire clamp, wherein the lower winding die holder corresponds to the winding shaft assembly, the rotating base winds the lower winding die holder to rotate, and the elastic wire clamp is fixed on the rotating base and used for clamping the end of a wire rod.
2. The synchronous high-efficiency winding mechanism for upper and lower layers as claimed in claim 1, wherein: the upper winding shifting unit comprises a first driving piece, a first movable plate driven by the first driving piece to perform horizontal linear motion, a fourth driving piece fixed on the first movable plate, and a fourth movable plate driven by the fourth driving piece to perform vertical motion;
the upper winding module further comprises a second driving piece and a first air cylinder, wherein the second driving piece is fixed on the fourth movable plate and drives the rotating assembly to rotate, and the first air cylinder is fixed on the fourth movable plate and drives the winding shaft assembly to move up and down.
3. The synchronous high-efficiency winding mechanism for upper and lower layers as claimed in claim 1, wherein: the rotating assembly is rotatably erected on a mounting seat on the fourth movable plate through a bearing; a pair of axially distributed strip-shaped grooves are symmetrically formed in the upper circumferential surface of the rotating assembly, and a rotary driving guide post which radially penetrates through the strip-shaped grooves is arranged on the winding shaft assembly.
4. The synchronous high-efficiency winding mechanism for upper and lower layers as claimed in claim 1, wherein: the bottom of winding shaft subassembly is fixed and is provided with a winding shaft, the periphery cover of winding shaft subassembly is equipped with one will the spring part that resets that the winding shaft subassembly suppressed downwards.
5. The synchronous high-efficiency winding mechanism for upper and lower layers as claimed in claim 2, wherein: the winding shaft assembly comprises a winding shaft assembly and is characterized in that a limiting blocking piece is arranged at the top of the winding shaft assembly, a driving piece is arranged at the movable end of a first cylinder, a card is arranged on the driving piece and clamped into a U-shaped clamping groove in the lower surface of the limiting blocking piece, and the periphery of a shaft lever on the upper portion of the winding shaft assembly abuts against the outer periphery of the shaft lever.
6. The synchronous high-efficiency winding mechanism for upper and lower layers as claimed in claim 1, wherein: and a pair of elastic wire clamps are symmetrically arranged on the rotating seat.
7. The synchronous high-efficiency winding mechanism for upper and lower layers as claimed in claim 1, wherein: the elastic wire clamp comprises a mounting seat fixed on the rotary seat, a first wire clamp plate fixed on the mounting seat, and a second wire clamp plate hinged on the mounting seat through a pin shaft and matched with the first wire clamp plate to clamp wires, wherein a spring for tensioning the first wire clamp plate and the second wire clamp plate to clamp the wires is connected between the first wire clamp plate and the second wire clamp plate, and the second wire clamp plate is provided with a wire loosening driving pressing plate driven by a driving assembly to press down to enable the second wire clamp plate to wind the pin shaft to swing to realize wire loosening.
8. The synchronous high-efficiency winding mechanism for upper and lower layers as claimed in claim 7, wherein: the lower winding unit comprises a third driving piece for driving the rotating seat to rotate and a driving assembly for driving the elastic wire clamp to open; the driving assembly comprises a third air cylinder and a driving pressure ring driven by the third air cylinder to move up and down, and the driving pressure ring and the loose wire driving pressure plate are overlapped in horizontal projection.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021589787.7U CN213211959U (en) | 2020-08-04 | 2020-08-04 | Upper and lower layer synchronous high-efficient winding mechanism |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202021589787.7U CN213211959U (en) | 2020-08-04 | 2020-08-04 | Upper and lower layer synchronous high-efficient winding mechanism |
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| CN213211959U true CN213211959U (en) | 2021-05-14 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113410042A (en) * | 2021-06-21 | 2021-09-17 | 深圳市华卓自动化设备(无锡)有限公司 | Magnetic core winding mechanism and winding equipment |
| CN113410043A (en) * | 2021-06-28 | 2021-09-17 | 昆山玛冀电子有限公司 | Adjusting device and coil forming machine |
| CN116721863A (en) * | 2023-07-07 | 2023-09-08 | 东莞顺为半导体有限公司 | Stranded wire inductance equipment |
-
2020
- 2020-08-04 CN CN202021589787.7U patent/CN213211959U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113410042A (en) * | 2021-06-21 | 2021-09-17 | 深圳市华卓自动化设备(无锡)有限公司 | Magnetic core winding mechanism and winding equipment |
| CN113410042B (en) * | 2021-06-21 | 2023-03-03 | 深圳市华卓自动化设备(无锡)有限公司 | Magnetic core winding mechanism and winding equipment |
| CN113410043A (en) * | 2021-06-28 | 2021-09-17 | 昆山玛冀电子有限公司 | Adjusting device and coil forming machine |
| CN113410043B (en) * | 2021-06-28 | 2023-10-13 | 昆山玛冀电子有限公司 | Adjusting device and coil forming machine |
| CN116721863A (en) * | 2023-07-07 | 2023-09-08 | 东莞顺为半导体有限公司 | Stranded wire inductance equipment |
| CN116721863B (en) * | 2023-07-07 | 2024-02-06 | 东莞顺为半导体有限公司 | Stranded wire inductance equipment |
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