CN116246883B - Automatic winding machine for terminal pins of electronic transformer - Google Patents
Automatic winding machine for terminal pins of electronic transformer Download PDFInfo
- Publication number
- CN116246883B CN116246883B CN202310409521.1A CN202310409521A CN116246883B CN 116246883 B CN116246883 B CN 116246883B CN 202310409521 A CN202310409521 A CN 202310409521A CN 116246883 B CN116246883 B CN 116246883B
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- winding
- feeding
- pressing
- winding mechanism
- wire
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- 238000004804 winding Methods 0.000 title claims abstract description 142
- 238000004519 manufacturing process Methods 0.000 abstract description 14
- 230000000694 effects Effects 0.000 abstract description 6
- 238000010586 diagram Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
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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
-
- 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
- H01F41/09—Winding machines having two or more work holders or formers
-
- 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
- H01F41/096—Dispensing or feeding devices
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The invention discloses an automatic winding machine for terminal pins of an electronic transformer, which comprises a frame, wherein a feeding mechanism which is axially arranged along an X-axis is arranged at the upper end of the frame, and a first winding mechanism, a second winding mechanism, a third winding mechanism and a fourth winding mechanism are sequentially arranged at the upper end of the feeding mechanism from left to right; the feeding mechanism comprises a feeding guide rail axially arranged along the X axis, a jig return guide rail axially arranged along the X axis is arranged at the side end of the feeding guide rail, a plurality of feeding jigs are arranged at the upper end of the feeding guide rail, and a plurality of jig cavities arranged in a row are arranged at the upper end of the feeding jigs; the first winding mechanism comprises a pressing device arranged at the front end of the feeding guide rail, a winding device is arranged at the rear end of the pressing device, and a correspondingly matched wire breaking device is arranged at the upper end of the winding device. The invention has the advantages of novel design, simple structure, capability of automatically winding a plurality of products simultaneously, good winding effect, greatly improved production efficiency and reduced production cost.
Description
Technical Field
The invention relates to the technical field of electronic transformers, in particular to an automatic winding machine for terminal pins of an electronic transformer.
Background
Transformers are devices that transform voltage, current, and impedance. The transformer comprises magnetic core and coil, and the end of a thread of coil need coil its terminal foot upper end of transformer, and at present domestic electronic transformer terminal foot wire winding is artifical wire winding basically, and the same station wire winding needs many talents to reach the productivity, and the cost of labor is high, and is efficient, and the quality is poor, can't satisfy market demand.
Disclosure of Invention
The invention aims to provide an automatic winding machine for terminal pins of an electronic transformer, which aims at overcoming the defects of the prior art, has novel design and simple structure, can automatically wind a plurality of products simultaneously, has good winding effect, greatly improves the production efficiency and reduces the production cost.
In order to achieve the above object, the present invention is achieved by the following technical scheme.
An automatic winding machine for terminal pins of an electronic transformer comprises a frame, wherein a feeding mechanism which is axially arranged along an X axis is arranged at the upper end of the frame, and a first winding mechanism, a second winding mechanism, a third winding mechanism and a fourth winding mechanism are sequentially arranged at the upper end of the feeding mechanism from left to right;
the feeding mechanism comprises a feeding guide rail axially arranged along the X axis, a jig return guide rail axially arranged along the X axis is arranged at the side end of the feeding guide rail, a plurality of feeding jigs are arranged at the upper end of the feeding guide rail, and a plurality of jig cavities arranged in a row are arranged at the upper end of the feeding jigs;
the first winding mechanism comprises a pressing device arranged at the front end of the feeding guide rail, a winding device is arranged at the rear end of the pressing device, and a correspondingly matched wire breaking device is arranged at the upper end of the winding device;
the pressing device comprises a pressing support frame fixedly arranged at the upper end of the frame, a plurality of product pressing blocks which are arranged in a row are arranged at the upper end of the pressing support frame, the product pressing blocks are arranged at the upper end of the pressing support frame through pressing sliding seats and pressing guide rails which are vertically arranged, the pressing sliding seats are connected with pressing cylinders, pressing pins are arranged at the side ends of each product pressing block, and the pressing pins are connected with the pressing cylinders;
the winding device comprises a winding support seat fixedly arranged at the upper end of the frame, a winding guide rail axially arranged along the Y axis is arranged at the upper end of the winding support seat, a stepping gear box is arranged at the upper end of the winding guide rail and connected with a stepping motor, a plurality of winding needles arranged in a row are arranged at the front end of the stepping gear box, wire clamping needles are arranged at the side ends of the winding needles, a winding shaft is arranged at the rear end of the winding needles, and a winding driving assembly axially arranged along the Y axis is connected with the stepping gear box;
the wire breaking device comprises a wire breaking supporting seat fixedly arranged at the upper end of the frame, a wire breaking Y-axis guide rail axially arranged along the Y-axis is arranged at the upper end of the wire breaking supporting seat, a wire breaking Y-axis sliding seat is arranged at the upper end of the wire breaking Y-axis guide rail, a wire breaking Z-axis sliding seat is arranged at the upper end of the wire breaking Y-axis sliding seat, a plurality of wire breaking clamps which are arranged in a row are arranged at the upper end of the wire breaking Z-axis sliding seat, and the wire breaking clamps are connected with wire clamping cylinders.
The machine frame is provided with a first machine frame, a second machine frame, a third machine frame and a fourth machine frame which are correspondingly matched with the first winding mechanism, the second winding mechanism, the third winding mechanism and the fourth winding mechanism, and the first winding mechanism, the second winding mechanism, the third winding mechanism and the fourth winding mechanism are respectively provided with a first machine frame, a second machine frame, a third machine frame and the upper end of the fourth machine frame.
The electric cabinet is arranged at the upper ends of the first rack, the second rack, the third rack and the fourth rack.
Wherein, the feeding jig upper end is provided with eight be the row form arrangement the tool chamber.
The second winding mechanism, the third winding mechanism and the fourth winding mechanism are identical to the first winding mechanism in structure.
The beneficial effects of the invention are as follows: the invention relates to an automatic winding machine for terminal pins of an electronic transformer, which comprises a frame, wherein a feeding mechanism which is axially arranged along an X-axis is arranged at the upper end of the frame, and a first winding mechanism, a second winding mechanism, a third winding mechanism and a fourth winding mechanism are sequentially arranged at the upper end of the feeding mechanism from left to right; the feeding mechanism comprises a feeding guide rail axially arranged along the X axis, a jig return guide rail axially arranged along the X axis is arranged at the side end of the feeding guide rail, a plurality of feeding jigs are arranged at the upper end of the feeding guide rail, and a plurality of jig cavities arranged in a row are arranged at the upper end of the feeding jigs; the first winding mechanism comprises a pressing device arranged at the front end of the feeding guide rail, a winding device is arranged at the rear end of the pressing device, and a correspondingly matched wire breaking device is arranged at the upper end of the winding device. According to the invention, products are firstly placed in the jig cavity of the feeding jig, and as the plurality of jig cavities which are arranged in a row are arranged at the upper end of the feeding jig, a plurality of products can be placed in one feeding jig, so that a plurality of products can be automatically wound at the same time, and the production efficiency is improved; the feeding jig is conveyed to the first winding mechanism through the feeding mechanism, after the product is compressed by the compressing device, the winding device winds the first terminal pin of each product at the upper end of the feeding jig, and after winding is completed, the wire breaking device performs wire breaking treatment, so that the wire breaking treatment of the first terminal pins of the products is completed; similarly, the second winding mechanism, the third winding mechanism and the fourth winding mechanism respectively perform winding and wire breaking treatment on the second terminal pin, the third terminal pin and the fourth terminal pin of the product, so that the winding effect is improved, the production efficiency is improved, and the production cost is reduced; therefore, the invention has the advantages of novel design, simple structure, capability of automatically winding a plurality of products at the same time, good winding effect, greatly improved production efficiency and reduced production cost.
Drawings
The invention will be further described with reference to the accompanying drawings, in which embodiments do not constitute any limitation of the invention.
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic diagram of a feeding jig according to the present invention;
FIG. 3 is a schematic view of the structure of the compressing apparatus of the present invention;
FIG. 4 is a schematic diagram of a winding apparatus according to the present invention;
fig. 5 is a schematic structural view of the wire breaking device of the present invention.
Detailed Description
The invention will be described with reference to specific embodiments.
As shown in fig. 1-5, an automatic winding machine for terminal pins of an electronic transformer comprises a frame 1, wherein a feeding mechanism 2 axially arranged along an X axis is arranged at the upper end of the frame 1, and a first winding mechanism 3, a second winding mechanism 4, a third winding mechanism 5 and a fourth winding mechanism 6 are sequentially arranged at the upper end of the feeding mechanism 2 from left to right;
the feeding mechanism 2 comprises a feeding guide rail 21 axially arranged along the X axis, a jig return guide rail 22 axially arranged along the X axis is arranged at the side end of the feeding guide rail 21, a plurality of feeding jigs 23 are arranged at the upper end of the feeding guide rail 21, and a plurality of jig cavities 24 arranged in rows are arranged at the upper end of the feeding jigs 23;
the first winding mechanism 3 comprises a pressing device 31 arranged at the front end of the feeding guide rail 21, a winding device 32 is arranged at the rear end of the pressing device 31, and a correspondingly matched wire breaking device 33 is arranged at the upper end of the winding device 32;
the pressing device 31 comprises a pressing support frame 311 fixedly arranged at the upper end of the frame 1, a plurality of product pressing blocks 312 arranged in rows are arranged at the upper end of the pressing support frame 311, the product pressing blocks 312 are arranged at the upper end of the pressing support frame 311 through a pressing slide seat 3121 and a pressing guide rail 3122 arranged vertically, the pressing slide seat 3121 is connected with a pressing cylinder 313, a pressing needle 314 is arranged at the side end of each product pressing block 312, and the pressing needle 314 is connected with the pressing cylinder 315;
the winding device 32 comprises a winding support seat 321 fixedly arranged at the upper end of the frame 1, a winding guide rail 322 axially arranged along the Y axis is arranged at the upper end of the winding support seat 321, a stepping gear box 323 is arranged at the upper end of the winding guide rail 322, the stepping gear box 323 is connected with a stepping motor 324, a plurality of winding needles 325 arranged in a row are arranged at the front end of the stepping gear box 323, wire clamping needles 326 are arranged at the side ends of the winding needles 325, a winding shaft 327 is arranged at the rear end of the winding needles 325, and a winding driving assembly 328 axially arranged along the Y axis is connected with the stepping gear box 323;
the wire breaking device 33 comprises a wire breaking support base 331 fixedly installed at the upper end of the frame 1, a wire breaking Y-axis guide rail 332 axially arranged along the Y-axis is installed at the upper end of the wire breaking support base 331, a wire breaking Y-axis sliding seat 333 is installed at the upper end of the wire breaking Y-axis guide rail 332, a wire breaking Z-axis sliding seat 334 is installed at the upper end of the wire breaking Y-axis sliding seat 333, a plurality of wire breaking clamps 335 arranged in a row are installed at the upper end of the wire breaking Z-axis sliding seat 334, and the wire breaking clamps 335 are connected with a wire clamping cylinder 336.
Further, the frame 1 is provided with a first frame 11, a second frame 12, a third frame 13 and a fourth frame 14 correspondingly matched with the first winding mechanism 3, the second winding mechanism 4, the third winding mechanism 5 and the fourth winding mechanism 6, and the first winding mechanism 3, the second winding mechanism 4, the third winding mechanism 5 and the fourth winding mechanism 6 are respectively provided with a first frame 11, a second frame 12, a third frame 13 and a fourth frame 14.
Further, an electric cabinet 15 is installed at the upper ends of the first rack 11, the second rack 12, the third rack 13 and the fourth rack 14.
As a preferred embodiment, eight jig cavities 24 arranged in a row are provided at the upper end of the feeding jig 23.
In this embodiment, the second winding mechanism 4, the third winding mechanism 5, and the fourth winding mechanism 6 are preferably configured in the same manner as the first winding mechanism 3.
To explain further, the invention puts the products into the jig cavity 24 of the feeding jig 23, because the upper end of the feeding jig 23 is provided with a plurality of jig cavities 24 arranged in rows, one feeding jig 23 can put a plurality of products, so that a plurality of products can be wound automatically at the same time, and the production efficiency is improved; the feeding mechanism 2 is used for conveying the feeding jig 23 to the first winding mechanism 3, after the pressing device 31 is used for pressing the products, the winding device 32 is used for winding the first terminal pin of each product at the upper end of the feeding jig, and after winding is completed, the wire breaking device 33 is used for breaking the wire, so that the wire breaking treatment of the first terminal pins of the products is completed; similarly, the second winding mechanism 4, the third winding mechanism 5 and the fourth winding mechanism 6 respectively perform winding and wire breakage treatment on the second terminal pin, the third terminal pin and the fourth terminal pin of the product, so that the winding effect is improved, the production efficiency is improved, and the production cost is reduced; therefore, the invention has the advantages of novel design, simple structure, capability of automatically winding a plurality of products at the same time, good winding effect, greatly improved production efficiency and reduced production cost.
The foregoing is merely exemplary of the present invention, and those skilled in the art should not be considered as limiting the invention, since modifications may be made in the specific embodiments and application scope of the invention in light of the teachings of the present invention.
Claims (5)
1. An automatic winding machine for terminal pins of an electronic transformer is characterized in that: the feeding mechanism (2) is axially arranged along the X axis, and a first winding mechanism (3), a second winding mechanism (4), a third winding mechanism (5) and a fourth winding mechanism (6) are sequentially arranged at the upper end of the feeding mechanism (2) from left to right;
the feeding mechanism (2) comprises a feeding guide rail (21) axially arranged along the X axis, a jig return guide rail (22) axially arranged along the X axis is arranged at the side end of the feeding guide rail (21), a plurality of feeding jigs (23) are arranged at the upper end of the feeding guide rail (21), and a plurality of jig cavities (24) arranged in a row are arranged at the upper end of the feeding jigs (23);
the first winding mechanism (3) comprises a pressing device (31) arranged at the front end of the feeding guide rail (21), a winding device (32) is arranged at the rear end of the pressing device (31), and a correspondingly matched wire breaking device (33) is arranged at the upper end of the winding device (32);
the pressing device (31) comprises a pressing support frame (311) fixedly arranged at the upper end of the frame (1), a plurality of product pressing blocks (312) which are arranged in a row are arranged at the upper end of the pressing support frame (311), the product pressing blocks (312) are arranged at the upper end of the pressing support frame (311) through pressing sliding seats (3121) and pressing guide rails (3122) which are vertically arranged, the pressing sliding seats (3121) are connected with pressing cylinders (313), pressing pins (314) are arranged at the side end of each product pressing block (312), and the pressing pins (314) are connected with the pressing cylinders (315);
the winding device (32) comprises a winding support seat (321) fixedly arranged at the upper end of the frame (1), a winding guide rail (322) axially arranged along a Y axis is arranged at the upper end of the winding support seat (321), a stepping gear box (323) is arranged at the upper end of the winding guide rail (322), the stepping gear box (323) is connected with a stepping motor (324), a plurality of winding needles (325) which are arranged in a row are arranged at the front end of the stepping gear box (323), wire clamping needles (326) are arranged at the side ends of the winding needles (325), a winding shaft (327) is arranged at the rear end of the winding needles (325), and a winding driving assembly (328) axially arranged along the Y axis is connected to the stepping gear box (323);
the wire breaking device (33) comprises a wire breaking supporting seat (331) fixedly arranged at the upper end of the frame (1), a wire breaking Y-axis guide rail (332) which is axially arranged along the Y-axis is arranged at the upper end of the wire breaking supporting seat (331), a wire breaking Y-axis sliding seat (333) is arranged at the upper end of the wire breaking Y-axis guide rail (332), a wire breaking Z-axis sliding seat (334) is arranged at the upper end of the wire breaking Y-axis sliding seat (333), a plurality of wire breaking clamps (335) which are arranged in a row are arranged at the upper end of the wire breaking Z-axis sliding seat (334), and the wire breaking clamps (335) are connected with wire clamping cylinders (336).
2. An automatic winding machine for terminal pins of an electronic transformer according to claim 1, characterized in that: the machine frame (1) is provided with a first machine frame (11), a second machine frame (12), a third machine frame (13) and a fourth machine frame (14) which are correspondingly matched with the first wire winding mechanism (3), the second wire winding mechanism (4), the third wire winding mechanism (5) and the fourth wire winding mechanism (6), and the first wire winding mechanism (3), the second wire winding mechanism (4), the third wire winding mechanism (5) and the fourth wire winding mechanism (6) are respectively provided with the upper ends of the first machine frame (11), the second machine frame (12), the third machine frame (13) and the fourth machine frame (14).
3. An automatic winding machine for terminal pins of an electronic transformer according to claim 2, characterized in that: the electric cabinet (15) is arranged at the upper ends of the first rack (11), the second rack (12), the third rack (13) and the fourth rack (14).
4. An automatic winding machine for terminal pins of an electronic transformer according to claim 1, characterized in that: eight jig cavities (24) which are arranged in a row are arranged at the upper end of the feeding jig (23).
5. An automatic winding machine for terminal pins of an electronic transformer according to claim 1, characterized in that: the second winding mechanism (4), the third winding mechanism (5) and the fourth winding mechanism (6) have the same structure as the first winding mechanism (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310409521.1A CN116246883B (en) | 2023-04-18 | 2023-04-18 | Automatic winding machine for terminal pins of electronic transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310409521.1A CN116246883B (en) | 2023-04-18 | 2023-04-18 | Automatic winding machine for terminal pins of electronic transformer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116246883A CN116246883A (en) | 2023-06-09 |
| CN116246883B true CN116246883B (en) | 2024-02-06 |
Family
ID=86628028
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310409521.1A Active CN116246883B (en) | 2023-04-18 | 2023-04-18 | Automatic winding machine for terminal pins of electronic transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116246883B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117577444A (en) * | 2023-12-21 | 2024-02-20 | 东莞市大简机械科技有限公司 | Automatic high Wen Jiaobao copper foil machine of pasting of transformer |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04260312A (en) * | 1991-02-14 | 1992-09-16 | Kijima:Kk | Winding method for miniature transformer |
| CN104752053A (en) * | 2015-04-17 | 2015-07-01 | 江苏飞尔机电科技有限公司 | Double-group winding machine |
| CN104882269A (en) * | 2015-06-23 | 2015-09-02 | 深圳市汇众森科技有限公司 | Automatic winding machine for inductor |
| CN105185570A (en) * | 2015-07-17 | 2015-12-23 | 东莞市智感机械电子科技有限公司 | Fully automatic flat wire framework winding machine |
| CN110931247A (en) * | 2019-12-20 | 2020-03-27 | 深圳市新辉机电设备有限公司 | 8-head automatic winding machine |
| CN217789010U (en) * | 2021-12-27 | 2022-11-11 | 东莞市锐华自动化设备有限公司 | Full-automatic wire rod processing equipment |
-
2023
- 2023-04-18 CN CN202310409521.1A patent/CN116246883B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04260312A (en) * | 1991-02-14 | 1992-09-16 | Kijima:Kk | Winding method for miniature transformer |
| CN104752053A (en) * | 2015-04-17 | 2015-07-01 | 江苏飞尔机电科技有限公司 | Double-group winding machine |
| CN104882269A (en) * | 2015-06-23 | 2015-09-02 | 深圳市汇众森科技有限公司 | Automatic winding machine for inductor |
| CN105185570A (en) * | 2015-07-17 | 2015-12-23 | 东莞市智感机械电子科技有限公司 | Fully automatic flat wire framework winding machine |
| CN110931247A (en) * | 2019-12-20 | 2020-03-27 | 深圳市新辉机电设备有限公司 | 8-head automatic winding machine |
| CN217789010U (en) * | 2021-12-27 | 2022-11-11 | 东莞市锐华自动化设备有限公司 | Full-automatic wire rod processing equipment |
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| Publication number | Publication date |
|---|---|
| CN116246883A (en) | 2023-06-09 |
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