CN109659127B - Automatic winding machine for electromagnetic coil - Google Patents

Automatic winding machine for electromagnetic coil Download PDF

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Publication number
CN109659127B
CN109659127B CN201910027372.6A CN201910027372A CN109659127B CN 109659127 B CN109659127 B CN 109659127B CN 201910027372 A CN201910027372 A CN 201910027372A CN 109659127 B CN109659127 B CN 109659127B
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China
Prior art keywords
winding
column
transmission shaft
copper wire
driving mechanism
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Active
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CN201910027372.6A
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Chinese (zh)
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CN109659127A (en
Inventor
陈帮军
吴群雄
张涛
李会芹
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Huanghe Science and Technology College
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Huanghe Science and Technology College
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Priority to CN201910027372.6A priority Critical patent/CN109659127B/en
Publication of CN109659127A publication Critical patent/CN109659127A/en
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    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00Apparatus 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
    • H01F41/02Apparatus 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
    • H01F41/04Apparatus 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
    • H01F41/06Coil winding
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00Apparatus 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
    • H01F41/02Apparatus 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
    • H01F41/04Apparatus 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
    • H01F41/06Coil winding
    • H01F41/064Winding non-flat conductive wires, e.g. rods, cables or cords
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00Apparatus 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
    • H01F41/02Apparatus 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
    • H01F41/04Apparatus 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
    • H01F41/06Coil winding
    • H01F41/096Dispensing or feeding devices

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Coil Winding Methods And Apparatuses (AREA)
  • Manufacture Of Motors, Generators (AREA)

Abstract

The automatic electromagnetic coil winding machine comprises a horizontally arranged bottom plate, wherein a first support is arranged on the upper surface of the bottom plate, a winding driving mechanism and a second support are arranged on the first support, a power output end of the winding driving mechanism is in transmission connection with an easy-to-assemble and disassemble winding die, a copper wire reciprocating guide mechanism and a third support are arranged on the second support, the copper wire reciprocating guide mechanism is positioned above the winding driving mechanism and the easy-to-assemble and disassemble winding die, a winding disc wound with copper wires is arranged on the third support, and the winding disc is positioned above the copper wire reciprocating guide mechanism; under the action of the winding driving mechanism, copper wires on the wire spool are wound on the winding mould which is easy to assemble and disassemble through the copper wire reciprocating guiding mechanism. The electromagnetic coils wound by the invention are orderly arranged, the phenomenon of disordered winding does not occur, the winding quality of the electromagnetic coils is high, the operation is simple and convenient, the production efficiency is high, the safety is strong, and the great labor intensity of operators is basically not needed.

Description

Automatic winding machine for electromagnetic coil
Technical Field
The invention belongs to the technical field of electromagnetic coil manufacturing, and particularly relates to an automatic electromagnetic coil winding machine.
Background
At present, when the hollow electromagnetic coil is wound, the manual hand-pulled copper wire is adopted for winding, so that the work is high in labor intensity, low in production efficiency, difficult to guarantee the product quality, potential safety hazards in individual operation and easy to scratch fingers. In addition, the automatic winding machine appearing in the market has many problems in the process of winding the hollow electromagnetic coil, such as the problems that the winding is not orderly, the winding is disordered and the like often occur when the electromagnetic coil is wound, the finished coil is not easy to be completely taken down after the winding is completed, the operation is complex and the like.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides the electromagnetic coil automatic winding machine which is convenient to operate, high in winding efficiency, strong in safety and reliability, good in winding quality and convenient to take out an electromagnetic coil.
In order to solve the technical problems, the invention adopts the following technical scheme: the automatic electromagnetic coil winding machine comprises a horizontally arranged bottom plate, wherein a first support is arranged on the upper surface of the bottom plate, a winding driving mechanism and a second support are arranged on the first support, a power output end of the winding driving mechanism is in transmission connection with an easy-to-assemble and disassemble winding die, a copper wire reciprocating guide mechanism and a third support are arranged on the second support, the copper wire reciprocating guide mechanism is positioned above the winding driving mechanism and the easy-to-assemble and disassemble winding die, a winding disc wound with copper wires is arranged on the third support, and the winding disc is positioned above the copper wire reciprocating guide mechanism; under the action of the winding driving mechanism, copper wires on the wire spool are wound on the winding mould which is easy to assemble and disassemble through the copper wire reciprocating guiding mechanism.
The winding driving mechanism comprises a first motor and a first bearing seat which are arranged on a first bracket, a first transmission shaft which is horizontally arranged along the left-right direction is rotationally arranged in the first bearing seat, a main shaft of the first motor is connected with the right end of the first transmission shaft in a coaxial transmission manner through a first coupling, and the left end of the winding mold is easily assembled and disassembled to be connected with the left end of the first transmission shaft in a transmission manner.
The winding mould easy to assemble and disassemble comprises a winding column which is arranged in the same axial direction as the first transmission shaft, a blind hole is formed in the left end of the first transmission shaft, the right end of the winding column stretches into the blind hole and is in transmission connection with the first transmission shaft through a radially penetrating bolt, the outer circumference of the right side of the winding column is coaxially provided with a limit column which is of an integrated structure with the winding column, a right positioning disk which is in left side contact with the limit column is sleeved on the winding column, a shaft shoulder structure is arranged at the left end of the winding column in a sleeved mode, an annular winding cavity is formed between the left positioning disk and the right positioning disk, a positioning bolt which is used for pressing the left positioning disk is connected with the left end of the winding column in a threaded mode along the axial direction, a wire outlet groove is formed in the inner wall of the right positioning disk, and a wire outlet hole which is corresponding to the wire outlet groove is transparent is formed in the upper portion of the limit column.
The outer circumference of the winding column is provided with an insulating film in the winding cavity, the outer circumference of the limiting column is connected with an ejector nut in a threaded manner, and the outer circumference of the ejector nut is fixedly connected with a stress application rod along the radial direction.
The copper wire reciprocating guide mechanism comprises a second motor and a second bearing seat which are arranged on a second bracket, a second transmission shaft which is horizontally arranged along the left-right direction is arranged in the second bearing seat in a rotating way, a main shaft of the second motor is coaxially connected with the right end of the second transmission shaft in a transmission way through a second coupling, the left end of the second transmission shaft is coaxially connected with a screw rod, a guide nut is connected with the screw rod in a threaded way, a universal pulley is arranged on the guide nut, a guide rod is fixedly connected with the upper part and the lower part of the left side of the second bearing seat respectively, the guide rod is parallel to the screw rod, the upper part and the lower part of the guide nut are respectively connected with the two guide rods in a left-right sliding way through a sliding rod, two proximity sensors are arranged on one sliding rod, and the two proximity sensors are positioned on the left side and the right side of the guide nut and are positioned on the left side and the right side above a winding cavity; the copper wire on the wire spool winds the winding column in the winding cavity of the winding mould which is easy to assemble and disassemble by bypassing the universal pulley on the copper wire reciprocating guide mechanism.
The bottom plate is provided with a controller and a display screen, and the controller is respectively connected with the proximity sensor, the second motor, the display screen and the winding driving mechanism through control cables.
By adopting the technical scheme, when the wire winding device is used in work, the insulation film is firstly arranged in the wire winding cavity at the outer circumference of the winding column, then the wire winding disc wound with the copper wire is mounted (rotationally connected) on the third bracket, the starting end of the copper wire on the wire winding disc passes through the universal pulley on the guide nut and then enters the wire winding cavity, and the starting end is led out of the wire slot and the wire outlet hole to the right. The method comprises the steps of starting a controller, a first motor and a second motor, wherein the first motor drives a first transmission shaft to rotate through a first coupler, the first transmission shaft drives a winding column to rotate, copper wires are wound on the winding column in a winding cavity after being pulled, meanwhile, the second motor drives a second transmission shaft to rotate through a second coupler, the second transmission shaft drives a lead screw to rotate, a guide nut in threaded connection with the lead screw does not rotate along with the lead screw under the limitation of two sliding rods, the guide nut and a universal pulley move leftwards or rightwards along with the winding position of the copper wires at the winding column along with the two guide rods, when the copper wires are wound left to contact with a left positioning disc, at the moment, the guide nut contacts with a left proximity sensor, the proximity sensor transmits signals to the controller, the controller reverses a command of reversing the second motor, the second motor drives the guide nut and the universal pulley to move rightwards, the copper wires are wound right on the winding column, when the copper wires are wound right to contact with the right positioning disc, the guide nut contacts with a right proximity sensor at the moment, the second motor reverses again, and then moves leftwards and winds, and circulates leftwards, and the display screen stops the motor until the number of layers of winding layers and the number of copper wires reaches after the number of layers and the second winding turns reach. Then cut off the copper wire, take off the electromagnetic coil that twines, take off the electromagnetic coil's process is: the positioning bolt is unscrewed, the left positioning disc is taken down, and because the insulating film is arranged in the inner hole of the electromagnetic coil, certain adhesive force is formed between the insulating film and the winding column, the electromagnetic coil is directly moved rightward by hands, the electromagnetic coil is not easy to take out, the electromagnetic coil is easy to be arranged in disorder, at the moment, the force-applying rod is rotated, the ejection nut is rotated leftwards on the limiting column to push the right positioning disc, and the right positioning disc pushes the electromagnetic coil leftwards, so that the electromagnetic coil is easy to take down from the winding column. After the electromagnetic coil is taken down and then the left positioning disk and the positioning bolt are installed, the next electromagnetic coil is continuously wound according to the working process.
In conclusion, the electromagnetic coils wound by the invention are orderly arranged, the phenomenon of disordered winding does not occur, the winding quality of the electromagnetic coils is high, the operation is simple and convenient, the production efficiency is high, the safety is high, and the labor intensity of operators is basically not required.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic perspective view of the winding mold of fig. 1 which is easy to be assembled and disassembled.
Detailed Description
As shown in fig. 1 and 2, the electromagnetic coil automatic winding machine comprises a horizontally arranged bottom plate 1, wherein a first bracket 2 is arranged on the upper surface of the bottom plate 1, a winding driving mechanism and a second bracket 3 are arranged on the first bracket 2, a power output end of the winding driving mechanism is in transmission connection with an easy-to-assemble and disassemble winding die, a copper wire reciprocating guide mechanism and a third bracket 4 are arranged on the second bracket 3, the copper wire reciprocating guide mechanism is positioned above the winding driving mechanism and the easy-to-assemble and disassemble winding die, a wire spool 6 wound with copper wires 5 is arranged on the third bracket 4, and the wire spool 6 is positioned above the copper wire reciprocating guide mechanism; under the action of the winding driving mechanism, the copper wire 5 on the wire spool 6 is wound on the winding mould which is easy to assemble and disassemble through the copper wire reciprocating guiding mechanism.
The winding driving mechanism comprises a first motor 7 and a first bearing seat 8 which are arranged on a first bracket 2, a first transmission shaft 9 horizontally arranged along the left-right direction is rotationally arranged in the first bearing seat 8, a main shaft of the first motor 7 is coaxially connected with the right end of the first transmission shaft 9 through a first coupler 10 in a transmission manner, and the left end of a winding mold is easily assembled and disassembled and is in transmission connection with the left end of the first transmission shaft 9.
The winding mould easy to assemble and disassemble comprises a winding column 11 which is coaxially arranged with a first transmission shaft 9, a blind hole is formed in the left end of the first transmission shaft 9, the right end of the winding column 11 stretches into the blind hole and is in transmission connection with the first transmission shaft 9 through a radially penetrating bolt 12, a limit column 13 which is integrally structured with the winding column 11 is coaxially arranged on the outer circumference of the right side of the winding column 11, a right positioning disk 14 which is in contact with the left side of the limit column 13 is sleeved on the winding column 11, a shaft shoulder structure is arranged at the left end part of the winding column 11, a left positioning disk 15 is sleeved on the winding column 11 at the shaft shoulder structure, an annular winding cavity 16 is formed between the left positioning disk 15 and the right positioning disk 14, a positioning bolt 17 which is used for compacting the left positioning disk 15 is in threaded connection with the left end along the axial direction, a wire outlet groove 18 is formed in the inner wall of the right positioning disk 14, and a through wire outlet hole 19 which corresponds to the wire outlet groove 18 is formed on the upper part of the limit column 13.
The outer circumference of the winding column 11 is provided with an insulating film 20 in the winding cavity 16, an ejector nut 21 is connected to the outer circumference of the limiting column 13 in a threaded manner, and a stress application rod 22 is fixedly connected to the outer circumference of the ejector nut 21 along the radial direction.
The copper wire reciprocating guide mechanism comprises a second motor 23 and a second bearing 24 which are arranged on a second bracket 3, a second transmission shaft 25 which is horizontally arranged along the left-right direction is rotationally arranged on the second bearing 24, a main shaft of the second motor 23 is coaxially and axially connected with the right end of the second transmission shaft 25 through a second coupling 26, the left end of the second transmission shaft 25 is coaxially connected with a screw rod 27, a guide nut 28 is in threaded connection with the screw rod 27, a universal pulley 29 is arranged on the guide nut 28, a guide rod 30 is fixedly connected with the upper part and the lower part of the left side of the second bearing 24 respectively, the guide rod 30 is parallel to the screw rod 27, the upper part and the lower part of the guide nut 28 are respectively connected with the left and right of the two guide rods 30 in a sliding way through a sliding rod 31, two proximity sensors 32 are arranged on one sliding rod 31, and the two proximity sensors 32 are positioned on the left side and the right side of the guide nut 28 and on the left side and the right side above a winding cavity 16; the copper wire 5 on the wire spool 6 is wound around the universal pulley 29 on the copper wire reciprocating guide mechanism onto the winding post 11 in the winding cavity 16 of the winding mold which is easy to assemble and disassemble.
The base plate 1 is provided with a controller 33 and a display screen 34, and the controller 33 is connected with the proximity sensor 32, the second motor 23, the display screen 34 and the first motor 7 of the winding driving mechanism through control cables, respectively.
When the invention is used, the insulation film 20 is firstly arranged in the winding cavity 16 at the outer circumference of the winding column 11, then the wire spool 6 wound with the copper wire 5 is mounted (rotationally connected) on the third bracket 4, the starting end of the copper wire 5 on the wire spool 6 passes through the universal pulley 29 on the guide nut 28 and then enters the winding cavity 16, and the starting end is led out of the wire outlet groove 18 and the wire outlet hole 19 to the right. The controller 33, the first motor 7 and the second motor 23 are started, the first motor 7 drives the first transmission shaft 9 to rotate through the first coupler 10, the first transmission shaft 9 drives the winding column 11 to rotate, the copper wire 5 is wound on the winding column 11 in the winding cavity 16 after being pulled, meanwhile, the second motor 23 drives the second transmission shaft 25 to rotate through the second coupler 26, the second transmission shaft 25 drives the screw rod 27 to rotate, the guide nut 28 which is in threaded connection with the screw rod 27 does not rotate along with the screw rod 27 under the limit of the two sliding rods 31, the guide nut 28 and the universal pulley 29 move leftwards or rightwards along the two guide rods 30 along with the copper wire 5 at the winding position of the winding column 11, when the copper wire 5 is wound leftwards to be contacted with the left positioning disc 15, at this time, the guide nut 28 touches the left proximity sensor 32, the proximity sensor 32 transmits a signal to the controller 33, the controller 33 reverses the command to the second motor 23, the second motor 23 reverses, the guide nut 28 and the universal pulley 29 are driven to move rightwards, the copper wire 5 is wound rightwards on the winding column 11, when the copper wire 5 is wound rightwards to be in contact with the right positioning disk 14, the guide nut 28 touches the right proximity sensor 32 at this time, the second motor 23 reverses again, the copper wire 5 is moved leftwards again and wound, the left and right reciprocating cycle is performed, the display screen 34 displays the number of windings and the number of layers of the coil until the copper wire 5 reaches the number of windings and the number of layers, and then the first motor 7 and the second motor 23 stop. Then cut off the copper wire 5, take off the wound electromagnetic coil, take off the electromagnetic coil the process is: the positioning bolt 17 is unscrewed to take down the left positioning disk 15, and because the insulating film 20 is arranged in the inner hole of the electromagnetic coil, certain adhesive force is formed between the insulating film 20 and the winding column 11, the electromagnetic coil is directly moved rightward by hands, the electromagnetic coil is not easy to take out, and is easy to be scattered, at the moment, the stressing rod 22 is rotated, the ejection nut 21 is rotated and moved leftward on the limiting column 13 to push the right positioning disk 14, and the right positioning disk 14 pushes the electromagnetic coil leftward, so that the electromagnetic coil is easy to take down from the winding column 11. After the electromagnetic coil is taken down, the left positioning disk 15 and the positioning bolt 17 are installed, and the next electromagnetic coil is continuously wound according to the working process.
The controller 33 and the display screen 34 in the invention are all conventional technologies and are available in the market, wherein the controller 33 is respectively connected with the proximity sensor 32, the second motor 23, the display screen 34 and the first motor 7 of the winding driving mechanism through control cables, and the control program and principle are also conventional technologies and do not need new computer program support. Therefore, the principle of the electric control technology is not described in the specification.
The present embodiment is not limited in any way by the shape, material, structure, etc. of the present invention, and any simple modification, equivalent variation and modification made to the above embodiments according to the technical substance of the present invention are all included in the scope of protection of the technical solution of the present invention.

Claims (3)

1. Electromagnetic coil automatic winding machine, its characterized in that: the device comprises a horizontally arranged bottom plate, wherein a first bracket is arranged on the upper surface of the bottom plate, a winding driving mechanism and a second bracket are arranged on the first bracket, a power output end of the winding driving mechanism is in transmission connection with an easy-to-assemble and disassemble winding die, a copper wire reciprocating guide mechanism and a third bracket are arranged on the second bracket, the copper wire reciprocating guide mechanism is positioned above the winding driving mechanism and the easy-to-assemble and disassemble winding die, a wire reel wound with copper wires is arranged on the third bracket, and the wire reel is positioned above the copper wire reciprocating guide mechanism; under the action of the winding driving mechanism, copper wires on the wire spool are wound on the winding mould which is easy to assemble and disassemble through the copper wire reciprocating guide mechanism;
the copper wire reciprocating guide mechanism comprises a second motor and a second bearing seat which are arranged on a second bracket, a second transmission shaft which is horizontally arranged along the left-right direction is arranged in the second bearing seat in a rotating way, a main shaft of the second motor is coaxially connected with the right end of the second transmission shaft in a transmission way through a second coupling, the left end of the second transmission shaft is coaxially connected with a screw rod, a guide nut is connected with the screw rod in a threaded way, a universal pulley is arranged on the guide nut, a guide rod is fixedly connected with the upper part and the lower part of the left side of the second bearing seat respectively, the guide rod is parallel to the screw rod, the upper part and the lower part of the guide nut are respectively connected with the two guide rods in a left-right sliding way through a sliding rod, two proximity sensors are arranged on one sliding rod, and the two proximity sensors are positioned on the left side and the right side of the guide nut and are positioned on the left side and the right side above a winding cavity; copper wires on the wire reel are wound on winding columns in a winding cavity of the winding mold which is easy to assemble and disassemble by bypassing the universal pulleys on the copper wire reciprocating guide mechanism;
the winding driving mechanism comprises a first motor and a first bearing seat which are arranged on a first bracket, a first transmission shaft which is horizontally arranged along the left-right direction is rotationally arranged in the first bearing seat, a main shaft of the first motor is coaxially and axially connected with the right end of the first transmission shaft through a first coupling, and the left end of the winding mould is easily assembled and disassembled and is in transmission connection with the left end of the first transmission shaft;
the winding mould easy to assemble and disassemble comprises a winding column which is arranged in the same axial direction as the first transmission shaft, a blind hole is formed in the left end of the first transmission shaft, the right end of the winding column stretches into the blind hole and is in transmission connection with the first transmission shaft through a radially penetrating bolt, the outer circumference of the right side of the winding column is coaxially provided with a limit column which is of an integrated structure with the winding column, a right positioning disk which is in left side contact with the limit column is sleeved on the winding column, a shaft shoulder structure is arranged at the left end of the winding column in a sleeved mode, an annular winding cavity is formed between the left positioning disk and the right positioning disk, a positioning bolt which is used for pressing the left positioning disk is connected with the left end of the winding column in a threaded mode along the axial direction, a wire outlet groove is formed in the inner wall of the right positioning disk, and a wire outlet hole which is corresponding to the wire outlet groove is transparent is formed in the upper portion of the limit column.
2. The automatic winding machine for electromagnetic coils according to claim 1, wherein: the outer circumference of the winding column is provided with an insulating film in the winding cavity, the outer circumference of the limiting column is connected with an ejector nut in a threaded manner, and the outer circumference of the ejector nut is fixedly connected with a stress application rod along the radial direction.
3. The automatic winding machine for electromagnetic coils according to claim 1, wherein: the bottom plate is provided with a controller and a display screen, and the controller is respectively connected with the proximity sensor, the second motor, the display screen and the winding driving mechanism through control cables.
CN201910027372.6A 2019-01-11 2019-01-11 Automatic winding machine for electromagnetic coil Active CN109659127B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910027372.6A CN109659127B (en) 2019-01-11 2019-01-11 Automatic winding machine for electromagnetic coil

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Application Number Priority Date Filing Date Title
CN201910027372.6A CN109659127B (en) 2019-01-11 2019-01-11 Automatic winding machine for electromagnetic coil

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CN109659127A CN109659127A (en) 2019-04-19
CN109659127B true CN109659127B (en) 2023-11-24

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CN114148820A (en) * 2021-11-11 2022-03-08 哈尔滨工业大学 Ballistic test net target wind that tests speed

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102237195A (en) * 2010-04-21 2011-11-09 上海通力电工设备厂 Automatic wire arranging and winding machine
CN108357975A (en) * 2018-04-19 2018-08-03 闫嘉伟 A kind of weaving winding mechanism
CN208265493U (en) * 2018-05-02 2018-12-21 深圳市华之创电子科技有限公司 Coil winding machine

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102237195A (en) * 2010-04-21 2011-11-09 上海通力电工设备厂 Automatic wire arranging and winding machine
CN108357975A (en) * 2018-04-19 2018-08-03 闫嘉伟 A kind of weaving winding mechanism
CN208265493U (en) * 2018-05-02 2018-12-21 深圳市华之创电子科技有限公司 Coil winding machine

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