CN111128479A - Enamelling machine for cable production - Google Patents
Enamelling machine for cable production Download PDFInfo
- Publication number
- CN111128479A CN111128479A CN201911167306.5A CN201911167306A CN111128479A CN 111128479 A CN111128479 A CN 111128479A CN 201911167306 A CN201911167306 A CN 201911167306A CN 111128479 A CN111128479 A CN 111128479A
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- CN
- China
- Prior art keywords
- bolt
- enamelling
- pipe
- cable
- box
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/06—Insulating conductors or cables
- H01B13/16—Insulating conductors or cables by passing through or dipping in a liquid bath; by spraying
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
- B01D53/04—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/06—Insulating conductors or cables
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/06—Insulating conductors or cables
- H01B13/065—Insulating conductors with lacquers or enamels
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/30—Drying; Impregnating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
- B01D2253/10—Inorganic adsorbents
- B01D2253/102—Carbon
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/02—Other waste gases
- B01D2258/0258—Other waste gases from painting equipments or paint drying installations
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Coating Apparatus (AREA)
Abstract
The invention belongs to the technical field of cable production, and particularly relates to an enamelling machine for cable production, aiming at the technical problem that the prior enamelling machine causes environmental pollution due to heating, curing and volatilization of polyvinyl acetate paint. The air containing paint in the drying chamber enters the activated carbon paint mist purifier through the pipeline to be treated and purified, the discharged air is discharged into the air through the exhaust pipe after being detected to be qualified by the detector, and if the discharged air is not qualified, the air is conveyed into the drying chamber through the second conveying pipe and is treated again along with the mixed air.
Description
Technical Field
The invention relates to the technical field of cable production, in particular to an enamelling machine for cable production.
Background
A cable is generally a rope-like cable made up of several or groups of conductors (at least two in each group) twisted together, with the conductors of each group being insulated from one another and often twisted around a center, and surrounded entirely by a highly insulating covering, the cable being characterized by an internal current supply and external insulation.
The enamelling machine is important equipment for producing enamelled wires in the electromagnetic wire industry, and has the function of uniformly wrapping a layer of insulating polyvinyl acetate paint on the outer surface of a processed copper wire, the enamelled paint used in the production process contains a large amount of diluents and organic solvents, the main components of the enamelled paint are benzene, xylene and cresol, and the polyvinyl acetate paint volatilizes when a paint film is heated and solidified, and the problem of environmental pollution caused by volatilization of the existing enamelling machine for cable production due to heating, solidification and volatilization of the polyvinyl acetate paint exists.
Disclosure of Invention
The invention provides an enamelling machine for cable production, which is based on the technical problem that the prior enamelling machine uses a polymer paint which is heated, cured and volatilized to cause environmental pollution.
The invention provides an enamelling machine for cable production, which comprises a mounting frame, wherein a paying-off roller is installed at the top end of the mounting frame through a bolt, a cable is wound on the outer side of the paying-off roller, a box body is placed on one side of the mounting frame, through holes are formed in two sides of the box body, the cable passes through one of the through holes, a support frame is installed at one side of the bottom end in the box body through a bolt, an annular hairbrush is embedded at the upper end of the support frame through a bolt, an enamelling chamber is installed at the bottom end in the box body through a bolt, a compression roller is installed in the enamelling chamber through a bolt, a drying chamber is installed at the bottom end in the box body through a bolt, a first conveying pipe is screwed at the top end of the drying chamber, a horn air opening is screwed at the outlet end of the first, the detector is installed through the bolt to second conveyer pipe entrance point, second conveyer pipe outside spiro union has the blast pipe, and the blast pipe runs through the box and extends to the box outside, the air-cooler is installed through the bolt in the box top, and the air-cooler exit end has two third conveyer pipes through bolted connection, third conveyer pipe bottom spiro union has annular air-out pipe, the receipts line roller is installed through the bolt to box one side outer wall.
Preferably, the inlet end of the first conveying pipe is screwed with a return pipe.
Preferably, sealing openings are arranged on two sides of the enamelling chamber and the drying chamber through bolts.
Preferably, the outer sides of the wire collecting roller and the pressing roller are both connected with a motor through a coupler.
Preferably, the outer side of the box body is hinged with a box door.
Preferably, the drying chamber is connected with the activated carbon paint mist purifier through a pipeline.
Preferably, a vibration instrument is installed on one side of the outer wall of the support frame through a bolt.
Preferably, the top end of the box body is provided with a hot air blower through a bolt, and the hot air blower is connected with the first conveying pipe through a bolt.
The beneficial effects of the invention are as follows:
1. the invention provides an enamelling machine for cable production, which is characterized in that one end of a cable penetrates through the enamelling machine and is fixed on a cable take-up roller, the cable take-up roller rotates, firstly, an annular brush brushes away dust on the surface of the cable, then the cable enters an enamelling chamber for enamelling, a compression roller presses the cable in a vinegar-accumulating paint, the cable can be completely immersed in the vinegar-accumulating paint, the enamelling is complete, then the cable enters a drying chamber, the air outlet area of a horn air port covers the drying chamber, the bottom end of the horn air port uniformly exhausts air, paint-containing air in the drying chamber enters an activated carbon paint mist purifier through a pipeline, the paint-containing air is treated and purified, the exhausted air is discharged into the air through an exhaust pipe after being detected to be qualified by a detector, and is conveyed into the drying chamber through a second conveying pipe if the.
2. According to the enamelling machine for cable production, the air cooler is mounted at the top end of the box body, the air cooler is used for rapidly cooling the enamelled cable through the two third conveying pipes and the annular air outlet pipe, so that the cable is rapidly filmed, the vibrating instrument is mounted on one side of the outer wall of the supporting frame, so that dust accumulated by the annular hairbrush falls off, and the dust removal efficiency of the annular hairbrush is improved.
3. According to the enamelling machine for cable production, provided by the invention, the temperature provided by the heat recovery device in the production workshop is unstable, the heat requirement of the drying chamber cannot be met all the time, and the temperature and the heat which are stably output are provided for the drying chamber by installing the hot air blower at the top end of the box body.
Drawings
Fig. 1 is a schematic structural diagram of an enamelling machine for cable production according to the invention;
FIG. 2 is a schematic structural diagram of an annular brush of an enamelling machine for cable production according to the invention;
FIG. 3 is a schematic side view of an annular air outlet pipe of an enameling machine for cable production according to the present invention;
FIG. 4 is a schematic side view of an enamelling machine case for cable production according to the invention;
fig. 5 is a schematic structural diagram of an enamelling machine for cable production according to embodiment 2 of the present invention.
In the figure: the device comprises a box body 1, a paying-off roller 2, a cable 3, a support frame 4, an enamelling chamber 5, a first conveying pipe 6, an air cooler 7, a second conveying pipe 8, an exhaust pipe 9, a detector 10, an activated carbon paint mist purifier 11, a wire collecting roller 12, an annular air outlet pipe 13, a drying chamber 14, a horn air port 15, a sealing port 16, a compression roller 17, an annular brush 18, a mounting rack 19, a third conveying pipe 20, a box door 21 and a hot air blower 22.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Example 1
Referring to fig. 1-4, an enamelling machine for cable production comprises a mounting frame 19, an unreeling roller 2 is mounted at the top end of the mounting frame 19 through a bolt, a cable 3 is wound on the outer side of the unreeling roller 2, a box body 1 is placed on one side of the mounting frame 19, through holes are formed in two sides of the box body 1, the cable 3 passes through one of the through holes, a support frame 4 is mounted at one side of the inner bottom end of the box body 1 through a bolt, an annular brush 18 is inlaid at the upper end of the support frame 4 through a bolt, an enamelling chamber 5 is mounted at the inner bottom end of the box body 1 through a bolt, a compression roller 17 is mounted in the enamelling chamber 5 through a bolt, a drying chamber 14 is mounted at the inner bottom end of the box body 1 through a bolt, a first conveying pipe 6 is screwed at the top end of the drying chamber 14, a horn air opening 15, detector 10 is installed through the bolt to 8 entrance points of second conveyer pipe, and 8 outside spiro unions of second conveyer pipe have blast pipe 9, and blast pipe 9 runs through box 1 and extends to the box 1 outside, and 1 tops of box are installed air-cooler 7 through the bolt, and 7 exit ends of air-cooler have two third conveyer pipes 20 through bolted connection, and the spiro union in third conveyer pipe 20 bottom has annular air-out pipe 13, and 1 one side outer wall of box installs wire receiving roller 12 through the bolt.
In the invention, the inlet end of the first conveying pipe 6 is screwed with a regenerative pipe, the regenerative pipe is connected with a heat recovery device of a production workshop, and the heat used by the drying chamber 14 comes from the heat recovery device of the production workshop, thereby saving resources;
the outer sides of the wire take-up roller 12 and the compression roller 17 are both connected with a motor through a coupler to drive the wire take-up roller 12 and the compression roller 17 to rotate;
the outer side of the box body 1 is hinged with a box door 21, so that the interior of the enamelling machine can be conveniently checked and maintained;
the drying chamber 14 is connected with the activated carbon paint mist purifier 11 through a pipeline;
a vibrating instrument is installed on one side of the outer wall of the supporting frame through a bolt, so that dust accumulated in the annular brush 18 drops, and the dust removal efficiency of the annular brush 18 is improved.
The working principle is as follows: one end of a cable 3 penetrates through an enamelling machine and is fixed on a wire collecting roller 12, the wire collecting roller 12 rotates, firstly, dust on the surface of the cable 3 is brushed away by an annular brush 18, then the cable 3 enters an enamelling chamber 5 for enamelling, a compression roller 17 presses the cable 3 in the poly-vinegar paint, the cable 3 can be completely immersed in the poly-vinegar paint, enamelling is complete, and then the cable enters a drying chamber 14, the air outlet area of a horn air port 15 covers the drying chamber 14, air uniformly flows out from the bottom end of the horn air port 15, the air containing paint in the drying chamber 14 enters an activated carbon paint mist purifier 11 through a pipeline, the air containing paint is treated and purified, the discharged air is detected to be qualified by a detector 10 and then is discharged into the air through an exhaust pipe 9, if the discharged air is unqualified, the air is conveyed into the drying chamber 14 through a second conveying pipe; install air-cooler 7 through 1 top of box, air-cooler 7 carries out quick cooling to the cable conductor 3 of coating with lacquer through two third conveyer pipes 20, annular play tuber pipe 13, makes cable conductor 3 film fast, and the vibrometer is installed to 4 outer walls of support frame one side, makes the accumulational dust of annular brush 18 drop, improves annular brush 18's dust collection efficiency.
Example 2
Referring to fig. 5, in the enameling machine for cable production, compared to example 1, the hot air blower 22 is installed on the top end of the box body 1 by bolts, and the hot air blower 22 is connected to the first conveying pipe 6 by bolts.
The working principle is as follows: the temperature that heat recovery unit in workshop provided is unstable, can not satisfy the heat demand of drying chamber 14 constantly, installs air heater 22 through box 1 top, provides the temperature and the heat of stable output for drying chamber 14.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. The utility model provides an enamelling machine for cable manufacture, includes mounting bracket (19), its characterized in that, unwrapping wire roller (2) is installed through the bolt in mounting bracket (19) top, and the winding of unwrapping wire roller (2) outside has cable conductor (3), box (1) has been placed to mounting bracket (19) one side, and box (1) both sides seted up the through-hole, one of them through-hole is passed in cable conductor (3), support frame (4) are installed through the bolt to box (1) inside bottom one side, and support frame (4) upper end inlays through the bolt and have annular brush (18), enamelling room (5) are installed through the bolt to box (1) inside bottom, and enamelling room (5) inside installs compression roller (17) through the bolt, drying chamber (14) are installed through the bolt to box (1) inside bottom, and drying chamber (14) top spiro union has first conveyer pipe (6), the outlet end of the first conveying pipe (6) is screwed with a horn tuyere (15), the other side of the bottom end in the box body (1) is provided with an activated carbon paint mist purifier (11) through a bolt, and the top end of the activated carbon paint mist purifier (11) is screwed with a second conveying pipe (8), the inlet end of the second conveying pipe (8) is provided with a detector (10) through a bolt, the outer side of the second conveying pipe (8) is screwed with an exhaust pipe (9), the exhaust pipe (9) penetrates through the box body (1) and extends to the outside of the box body (1), the top end of the box body (1) is provided with an air cooler (7) through a bolt, the outlet end of the air cooler (7) is connected with two third conveying pipes (20) through bolts, the bottom end of the third conveying pipe (20) is connected with an annular air outlet pipe (13) in a threaded mode, and a wire take-up roller (12) is installed on the outer wall of one side of the box body (1) through bolts.
2. The enameling machine for cable production according to claim 1, wherein a heat recovery pipe is screwed to the inlet end of the first conveying pipe (6).
3. The enamelling machine for cable production according to claim 1, characterized in that the sealing openings (16) are mounted on both sides of the enamelling chamber (5) and the drying chamber (14) by bolts.
4. The enamelling machine for cable production according to claim 3, characterized in that motors are connected to the outer sides of the wire take-up roller (12) and the press roller (17) through couplings.
5. Enamelling machine for the production of cables, according to claim 4, characterized in that the box (1) is hinged on its outside with a door (21).
6. The enamelling machine for cable production according to claim 4, characterized in that the drying chamber (14) is connected to the activated carbon paint mist purifier (11) via a pipe.
7. The enameling machine for cable production according to claim 6, wherein a vibrator is mounted on one side of the outer wall of the support frame (4) through a bolt.
8. The enameling machine for cable production according to claim 1, wherein the top end of the box body (1) is provided with a hot air blower (22) through a bolt, and the hot air blower (22) is connected with the first conveying pipe (6) through a bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911167306.5A CN111128479A (en) | 2019-11-25 | 2019-11-25 | Enamelling machine for cable production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911167306.5A CN111128479A (en) | 2019-11-25 | 2019-11-25 | Enamelling machine for cable production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111128479A true CN111128479A (en) | 2020-05-08 |
Family
ID=70496586
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911167306.5A Pending CN111128479A (en) | 2019-11-25 | 2019-11-25 | Enamelling machine for cable production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111128479A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111755177A (en) * | 2020-07-31 | 2020-10-09 | 晶锋集团股份有限公司 | Enamelling machine for cable production |
| CN112017823A (en) * | 2020-09-03 | 2020-12-01 | 安徽中通电缆科技有限公司 | Low-smoke halogen-free BI-level fire-resistant power cable |
| CN112037998A (en) * | 2020-07-30 | 2020-12-04 | 芜湖市科特电线电缆有限公司 | Enamelling machine is used in production of environmental protection cable |
| CN112164528A (en) * | 2020-09-09 | 2021-01-01 | 陈艳玲 | Horizontal enameling machine of environment-friendly |
| CN112185624A (en) * | 2020-09-30 | 2021-01-05 | 新晃都源电子科技有限公司 | Production is electric wire plastic equipment for data line |
| CN113921191A (en) * | 2021-09-10 | 2022-01-11 | 武汉奥绿新生物科技股份有限公司 | Metal wire surface coating equipment |
| CN116177311A (en) * | 2023-04-26 | 2023-05-30 | 国网山东省电力公司高密市供电公司 | Automatic cable winding and unwinding frame for power supply |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0374015A (en) * | 1989-08-15 | 1991-03-28 | Furukawa Electric Co Ltd:The | Manufacture of enamel insulated electric wire |
| CN204029484U (en) * | 2014-07-18 | 2014-12-17 | 营口亿峰实业集团铜业有限公司 | Enamelling machine New drying device |
| CN105274318A (en) * | 2015-11-13 | 2016-01-27 | 无锡西玛梅达电工有限公司 | Bare-wire annealing dry-steam protection device of high-speed wiredrawing enameling-machine annealing furnace |
| CN205867860U (en) * | 2016-07-26 | 2017-01-11 | 肖志勇 | Enamelling machine exhaust treatment device |
| CN106971793A (en) * | 2017-05-16 | 2017-07-21 | 山东中船线缆股份有限公司 | A kind of automation enamelling machine of cable for ship production |
| CN206819810U (en) * | 2017-06-21 | 2017-12-29 | 湖南盛世电线电缆有限公司 | A kind of environment-friendly cable production enamelling machine |
| CN208742144U (en) * | 2018-08-07 | 2019-04-16 | 江苏亚洛科技有限公司 | A kind of exhaust gas processing device of enamelling machine |
| CN209584347U (en) * | 2019-02-16 | 2019-11-05 | 贵溪奥杰智能制造有限公司 | A kind of annealing device of the pre- heat function of band |
| CN209657908U (en) * | 2019-02-27 | 2019-11-19 | 宿迁星曜线缆科技有限公司 | A kind of novel enamelling machine |
| CN209657899U (en) * | 2019-05-22 | 2019-11-19 | 鹰潭市恒洋线缆科技有限公司 | A kind of multithreading production of enamel wire cooling device |
-
2019
- 2019-11-25 CN CN201911167306.5A patent/CN111128479A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0374015A (en) * | 1989-08-15 | 1991-03-28 | Furukawa Electric Co Ltd:The | Manufacture of enamel insulated electric wire |
| CN204029484U (en) * | 2014-07-18 | 2014-12-17 | 营口亿峰实业集团铜业有限公司 | Enamelling machine New drying device |
| CN105274318A (en) * | 2015-11-13 | 2016-01-27 | 无锡西玛梅达电工有限公司 | Bare-wire annealing dry-steam protection device of high-speed wiredrawing enameling-machine annealing furnace |
| CN205867860U (en) * | 2016-07-26 | 2017-01-11 | 肖志勇 | Enamelling machine exhaust treatment device |
| CN106971793A (en) * | 2017-05-16 | 2017-07-21 | 山东中船线缆股份有限公司 | A kind of automation enamelling machine of cable for ship production |
| CN206819810U (en) * | 2017-06-21 | 2017-12-29 | 湖南盛世电线电缆有限公司 | A kind of environment-friendly cable production enamelling machine |
| CN208742144U (en) * | 2018-08-07 | 2019-04-16 | 江苏亚洛科技有限公司 | A kind of exhaust gas processing device of enamelling machine |
| CN209584347U (en) * | 2019-02-16 | 2019-11-05 | 贵溪奥杰智能制造有限公司 | A kind of annealing device of the pre- heat function of band |
| CN209657908U (en) * | 2019-02-27 | 2019-11-19 | 宿迁星曜线缆科技有限公司 | A kind of novel enamelling machine |
| CN209657899U (en) * | 2019-05-22 | 2019-11-19 | 鹰潭市恒洋线缆科技有限公司 | A kind of multithreading production of enamel wire cooling device |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112037998A (en) * | 2020-07-30 | 2020-12-04 | 芜湖市科特电线电缆有限公司 | Enamelling machine is used in production of environmental protection cable |
| CN111755177A (en) * | 2020-07-31 | 2020-10-09 | 晶锋集团股份有限公司 | Enamelling machine for cable production |
| CN111755177B (en) * | 2020-07-31 | 2021-11-16 | 晶锋集团股份有限公司 | Enamelling machine for cable production |
| CN112017823A (en) * | 2020-09-03 | 2020-12-01 | 安徽中通电缆科技有限公司 | Low-smoke halogen-free BI-level fire-resistant power cable |
| CN112017823B (en) * | 2020-09-03 | 2021-11-23 | 安徽中通电缆科技有限公司 | Low-smoke halogen-free BI-level fire-resistant power cable |
| CN112164528A (en) * | 2020-09-09 | 2021-01-01 | 陈艳玲 | Horizontal enameling machine of environment-friendly |
| CN112164528B (en) * | 2020-09-09 | 2022-03-22 | 武冈市九恒电子科技有限公司 | Horizontal enameling machine of environment-friendly |
| CN112185624A (en) * | 2020-09-30 | 2021-01-05 | 新晃都源电子科技有限公司 | Production is electric wire plastic equipment for data line |
| CN113921191A (en) * | 2021-09-10 | 2022-01-11 | 武汉奥绿新生物科技股份有限公司 | Metal wire surface coating equipment |
| CN113921191B (en) * | 2021-09-10 | 2024-04-02 | 武汉奥绿新生物科技股份有限公司 | Metal wire surface coating equipment |
| CN116177311A (en) * | 2023-04-26 | 2023-05-30 | 国网山东省电力公司高密市供电公司 | Automatic cable winding and unwinding frame for power supply |
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Application publication date: 20200508 |