CN113838601B - Super-flexible solar photovoltaic cable resistant to high and low temperature and acid and alkali corrosion - Google Patents
Super-flexible solar photovoltaic cable resistant to high and low temperature and acid and alkali corrosion Download PDFInfo
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- CN113838601B CN113838601B CN202111242704.6A CN202111242704A CN113838601B CN 113838601 B CN113838601 B CN 113838601B CN 202111242704 A CN202111242704 A CN 202111242704A CN 113838601 B CN113838601 B CN 113838601B
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/02—Disposition of insulation
- H01B7/0208—Cables with several layers of insulating material
- H01B7/0225—Three or more layers
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- 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
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- 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
- H01B13/22—Sheathing; Armouring; Screening; Applying other protective layers
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/1895—Internal space filling-up means
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B9/00—Power cables
- H01B9/02—Power cables with screens or conductive layers, e.g. for avoiding large potential gradients
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Insulated Conductors (AREA)
Abstract
The invention discloses an ultra-soft solar photovoltaic cable resistant to high and low temperature and acid and alkali corrosion, and relates to the technical field of cables. Through be provided with the insulating layer on the surface of conductor, the insulating layer be provided with the shielding layer to the insulating layer is provided with four in the inside of shielding layer, and four insulating layers are filled with the filling layer between shielding layer and the shielding layer simultaneously, the outside of shielding layer is provided with the sheath, the outside of sheath is provided with the compound area, the outside of compound area is provided with the rubber layer, and whole combination forms photovoltaic cable, the conductor is tinned copper conductor, the insulating layer is insulating material fluoroplastic, the filling layer adopts no alkali glass fiber rope, the shielding layer adopts nano-scale semi-conductive diamond-like carbon film shielding aluminum alloy area, the sheath is acid and alkali-resistant EVA inner sheath, the compound area is ceramic fire-resistant compound area, the rubber layer is ultraviolet curing silicone rubber material, and the main part function of cable is realized wholly, and the signal is better, and the life-span is longer.
Description
Technical Field
The invention relates to the technical field of cables, in particular to an ultra-soft solar photovoltaic cable resistant to high and low temperature and acid and alkali corrosion.
Background
Typically rope-like cables formed by twisting several or groups of conductors (at least two in each group), each group being insulated from each other and often twisted around a centre, the whole being covered with a highly insulating coating. The cable has an inner energized, outer insulated feature.
The traditional photovoltaic cable resistant to high and low temperature and acid and alkali corrosion has the condition of unstable received signals, and the service life of the cable is reduced.
Disclosure of Invention
The invention provides an ultra-soft solar photovoltaic cable resistant to high and low temperature and acid and alkali corrosion, and solves the problems in the background art.
In order to achieve the above purpose, the invention is realized by the following technical scheme: the utility model provides a super gentle solar photovoltaic cable of high low temperature resistant and acid and alkali corrosion resistant, includes the conductor, be provided with the insulating layer on the surface of conductor, the insulating layer be provided with the shielding layer to the insulating layer is provided with four in the inside of shielding layer, and it has the filling layer to fill between four insulating layers and the shielding layer simultaneously, the outside of shielding layer is provided with the sheath, the outside of sheath is provided with compound area, the outside of compound area is provided with the rubber layer, wholly makes up and forms photovoltaic cable.
As a further scheme of the invention: the conductor is a tinned copper conductor, the insulating layer is made of insulating material fluoroplastic, the filling layer is made of alkali-free glass fiber ropes, the shielding layer is made of nanoscale semiconductive diamond-like film shielding aluminum alloy belts, the sheath is an acid and alkali-resistant EVA inner sheath, the composite belt is a ceramic fireproof composite belt, and the rubber layer is made of ultraviolet light cured silicone rubber materials.
As a further scheme of the invention: the photovoltaic cable is prepared through the following steps:
step S1: preparing cable production raw materials and preparing production work;
step S2: coating an insulating layer on the conductor, and filling the insulating layer between the shielding layer and the insulating layer through a filling layer;
step S3: the shielding layer of the raw materials is welded and lengthened by utilizing a feeding component and a welding platform, and then the shielding layer is armored;
step S4: and continuing the subsequent processing steps to obtain the cable.
As a further scheme of the invention: the step S3 specifically includes the following steps:
one section shielding layer is driven through the feed roll, the feed motor drives the feed roll to rotate, one section is driven to the position of a welding platform, the two ends of the first section shielding layer are overlapped up and down, the pressing plate clamps and fixes the overlapped part under the displacement of the oblique guide rod, the welding platform on the sliding platform is started, the overlapped part of the shielding layer is left between the hot pressing plate and the pressing block, an inner driving cylinder on the main case is started at the moment, the movable panel moves downwards, the welding rod is used for welding the overlapped part of the two shielding layers along with the hot pressing plate, and the pressing block on the heating rod is heated.
The feeding assembly and the welding platform are arranged on the upper surface of the lower bottom plate, a compression roller is arranged on one side, far away from the feeding assembly, of the lower bottom plate, a lower transverse guide rod is arranged between the feeding assembly and the compression roller, a sliding platform is arranged on the lower transverse guide rod in a sliding mode, the welding platform is arranged on the sliding platform in a sliding mode, an inner support is fixedly arranged on the upper side of the lower bottom plate, an oblique guide rod is fixedly arranged on the inner support, and a pressing plate is arranged on the inner support in a sliding mode through the oblique guide rod;
the feeding assembly comprises a driving end fixedly arranged on the lower bottom plate, and the shaft end which is rotatably arranged on the upper bottom plate is connected with the driving end;
the welding platform comprises a moving block which is arranged in the sliding platform in a sliding manner, a main machine box is fixedly arranged on the moving block, a welding flux rod is arranged on one side of the main machine box, an inner driving cylinder is fixedly arranged on the same side of the main machine box and the welding flux rod, a moving panel is fixedly arranged at the end of a piston rod of the inner driving cylinder, a hot pressing plate is fixedly arranged on the bottom of the moving panel, the hot pressing plate is communicated with the welding flux rod, a pressing block is fixedly arranged on the same side of the main machine box and the welding flux rod, and a heating rod is arranged at the bottom of the pressing block.
As a further scheme of the invention: welding wires are arranged in the main case and communicated with the inside of the welding rod, so that welding at ports of the two shielding layers is facilitated, and a complete shielding layer is formed.
As a further scheme of the invention: the inside of sliding platform specifically includes driving motor and transmission lead screw, and the screw thread is provided with the movable block on the traditional lead screw, makes things convenient for welding platform wholly to carry out the displacement on sliding platform like this, and the break away from of turn-ups welding position.
As a further scheme of the invention: the length value of the lower pressing block is matched with that of the hot pressing plate.
As a further scheme of the invention: the welding platform is obliquely arranged relative to the feeding component, and the notch of the shielding layer is an oblique notch, so that the welding area is increased, and the welding stability is ensured.
The invention provides an ultra-soft solar photovoltaic cable resistant to high and low temperature and acid and alkali corrosion. Compared with the prior art, the method has the following beneficial effects:
1. through be provided with the insulating layer on the surface of conductor, the insulating layer be provided with the shielding layer to the insulating layer is provided with four in the inside of shielding layer, and four insulating layers are filled with the filling layer between shielding layer simultaneously, the outside of shielding layer is provided with the sheath, the outside of sheath is provided with the compound area, the outside of compound area is provided with the rubber layer, and whole combination forms photovoltaic cable, simultaneously because welding equipment welding, the sealing stability of its welding seam is guaranteed for realize the main part function of cable, the signal is better, and the life-span is longer.
2. The feeding motor drives the feeding roller to rotate, one section is driven to the position of the welding platform, the welding platform vertically coincides with the two ends of the first section of shielding layer, the pressing plate clamps and fixes the overlapping part through the displacement of the oblique guide rod, the welding platform on the sliding platform is started, the overlapping part of the shielding layer is left between the hot pressing plate and the lower pressing block, the inner driving cylinder on the mainframe box is started at the moment, the movable panel moves downwards, the welding rod follows the hot pressing plate to weld the overlapping part of the two shielding layers, and meanwhile the lower pressing block on the heating rod heats, so that the welding and the installation of the shielding layers are realized, the welding using effect of the shielding layers in the cable is better, and the problem of the shielding layers cannot be caused due to the problem of welding equipment.
Drawings
The present invention is further described below with reference to the accompanying drawings for the convenience of understanding by those skilled in the art.
FIG. 1 is a schematic view of a cable structure of the present invention;
FIG. 2 is a schematic diagram of a production facility of the present invention;
fig. 3 is a schematic structural view of a welding platform according to the present invention.
In the figure: 100. a conductor; 200. an insulating layer; 300. a filling layer; 400. a shielding layer; 500. a sheath; 600. a composite tape; 700. a rubber layer; 1. a lower base plate; 2. a feed assembly; 21. a feeding bracket; 22. a feed roller; 23. a feeding motor; 3. a welding platform; 31. a main chassis; 32. a solder bar; 33. moving the panel; 34. an inner drive cylinder; 35. a hot pressing plate; 36. pressing the block; 37. a heating rod; 38. a moving block; 4. a press roller; 5. a sliding platform; 6. a lower transverse guide bar; 7. a pressing plate; 8. an oblique guide rod; 9. an inner bracket.
Detailed Description
In order to further describe the technical means and effects adopted by the invention for achieving the preset aim, the following detailed description is given below of the specific implementation, structure, characteristics and effects according to the invention with reference to the attached drawings and the preferred embodiment.
Referring to fig. 1-3, an ultra-flexible solar photovoltaic cable resistant to high and low temperature and acid and alkali corrosion comprises a conductor 100, wherein an insulating layer 200 is arranged on the outer surface of the conductor 100, shielding layers 400 are arranged on the insulating layer 200, the insulating layers 200 are four inside the shielding layers 400, filling layers 300 are filled between the four insulating layers 200 and the shielding layers 400, a sheath 500 is arranged outside the shielding layers 400, a composite belt 600 is arranged outside the sheath 500, a rubber layer 700 is arranged outside the composite belt 600, and the whole combination is formed into the photovoltaic cable.
The conductor 100 is a tin-plated copper conductor, the insulating layer 200 is an insulating material fluoroplastic, the filling layer 300 is an alkali-free glass fiber rope, the shielding layer 400 is a nano-scale semiconductive diamond-like film shielding aluminum alloy belt, the sheath 500 is an acid and alkali-resistant EVA inner sheath, the composite belt 600 is a ceramic fireproof composite belt, and the rubber layer 700 is an ultraviolet light curing silicon rubber material.
The photovoltaic cable is prepared through the following steps:
step S1: preparing cable production raw materials and preparing production work;
step S2: coating the conductor 100 with the insulating layer 200, and filling between the shielding layer 400 and the insulating layer 200 through the filling layer 300;
step S3: the shielding layer 400 of the raw materials is welded and lengthened by utilizing the feeding component 2 and the welding platform 3, and then the shielding layer 400 is armored;
step S4: and continuing the subsequent processing steps to obtain the cable.
The step S3 specifically includes the following steps:
the first shielding layer 400 is driven by the feeding roller 22, the feeding motor 23 drives the feeding roller 22 to rotate, the first section is driven to the position of the welding platform 3, the first section is overlapped with the two ends of the first shielding layer 400 in the front, the pressing plate 7 clamps and fixes the overlapped part through the displacement of the oblique guide rod 8, the welding platform 3 on the sliding platform 5 is started, the overlapped part of the shielding layer 400 is left between the hot pressing plate 35 and the pressing block 36, the inner driving cylinder 34 on the mainframe box 31 is started, the movable panel 33 is moved downwards, the welding rod 32 welds the overlapped part of the two shielding layers 400 along with the hot pressing plate 35, and meanwhile the pressing block 36 on the heating rod 37 is heated.
The feeding assembly 2 and the welding platform 3 are arranged on the upper surface of the lower base plate 1, a compression roller 4 is arranged on one side, far away from the feeding assembly 2, of the lower base plate 1, a lower transverse guide rod 6 is arranged between the feeding assembly 2 and the compression roller 4, a sliding platform 5 is arranged on the lower transverse guide rod 6 in a sliding mode, the welding platform 3 is arranged on the sliding platform 5 in a sliding mode, an inner support 9 is fixedly arranged on the upper side of the lower base plate 1, an inclined guide rod 8 is fixedly arranged on the inner support 9, and a pressing plate 7 is arranged on the inner support 9 in a sliding mode through the inclined guide rod 8;
the feeding assembly 2 comprises a feeding bracket 21 fixedly arranged on the lower bottom plate 1, a feeding roller 22 is rotatably arranged on the feeding bracket 21, and the shaft end of the feeding roller 22 is connected with the driving end of a feeding motor 23;
the welding platform 3 comprises a moving block 38 which is arranged in the sliding platform 5 in a sliding manner, a main machine box 31 is fixedly arranged on the moving block 38, a solder rod 32 is arranged on one side of the main machine box 31, an inner driving cylinder 34 is fixedly arranged on the same side of the main machine box 31 and the solder rod 32, a moving panel 33 is fixedly arranged on the piston rod end of the inner driving cylinder 34, a hot pressing plate 35 is fixedly arranged on the bottom of the moving panel 33, the hot pressing plate 35 is communicated with the solder rod 32, a pressing block 36 is fixedly arranged on the same side of the main machine box 31 and the solder rod 32, and a heating rod 37 is arranged at the bottom of the pressing block 36.
The inside of the main chassis 31 is provided with a welding wire and communicates with the inside of the solder bar 32, thus facilitating welding at the ports of the two shielding layers 400, forming a complete shielding layer 400.
The inside of sliding platform 5 specifically includes driving motor and transmission lead screw, and the screw thread is provided with movable block 38 on the tradition lead screw, makes things convenient for welding platform 3 whole to carry out the displacement on sliding platform 5 like this, and the break away from of turn-ups welding position.
The pressing block 36 is adapted to the length value of the hot pressing plate 35.
The welding platform 3 is obliquely arranged relative to the feeding component 2, and the notch of the shielding layer 400 is an oblique notch, so that the welding area is increased, and the welding stability is ensured.
The present invention is not limited to the above embodiments, but is capable of modification and variation in detail, and other modifications and variations can be made by those skilled in the art without departing from the scope of the present invention.
Claims (6)
1. The preparation method of the ultra-soft solar photovoltaic cable resistant to high and low temperature and acid and alkali corrosion comprises a plurality of conductors (100), and is characterized in that: an insulating layer (200) is arranged on the outer surface of each conductor (100), shielding layers (400) are arranged on the insulating layers (200), four insulating layers (200) are arranged inside the shielding layers (400), filling layers (300) are filled between the four insulating layers (200) and the shielding layers (400), a sheath (500) is arranged outside the shielding layers (400), a composite belt (600) is arranged outside the sheath (500), and a rubber layer (700) is arranged outside the composite belt (600);
the photovoltaic cable is prepared through the following steps:
step S1: preparing cable production raw materials and preparing production work;
step S2: coating the conductor (100) with an insulating layer (200), and filling the space between the shielding layer (400) and the insulating layer (200) through a filling layer (300);
step S3: the method comprises the steps that a shielding layer (400) of raw materials is welded and lengthened by using a feeding component (2) and a welding platform (3), and then the shielding layer (400) is armored;
step S4: continuing the subsequent processing steps to obtain a cable;
the step S3 specifically includes the following steps:
the first section of shielding layer (400) is driven by a feeding roller (22), the feeding motor (23) drives the feeding roller (22) to rotate, the first section of shielding layer is driven to the position of the welding platform (3), the first section of shielding layer is vertically overlapped with the two ends of the first section of shielding layer (400), the overlapped part of the pressing plate (7) is clamped and fixed under the displacement of the oblique guide rod (8), the welding platform (3) on the sliding platform (5) is started at the moment, the overlapped part of the shielding layer (400) is left between the hot pressing plate (35) and the pressing block (36), the inner driving cylinder (34) on the mainframe box (31) is started at the moment, the moving panel (33) is moved downwards, the welding rod (32) is used for welding the overlapped part of the two shielding layers (400) along with the hot pressing plate (35), and meanwhile the pressing block (36) on the heating rod (37) is heated;
the feeding assembly (2) and the welding platform (3) are arranged on the upper surface of the lower base plate (1), a press roll (4) is arranged on one side, far away from the feeding assembly (2), of the lower base plate (1), a lower transverse guide rod (6) is arranged between the feeding assembly (2) and the press roll (4), a sliding platform (5) is arranged on the lower transverse guide rod (6) in a sliding mode, the welding platform (3) is arranged on the sliding platform (5) in a sliding mode, an inner support (9) is fixedly arranged on the upper side of the lower base plate (1), an inclined guide rod (8) is fixedly arranged on the inner support (9), and a pressing plate (7) is arranged on the inner support (9) in a sliding mode through the inclined guide rod (8);
the feeding assembly (2) comprises a feeding bracket (21) fixedly arranged on the lower bottom plate (1), a feeding roller (22) is rotatably arranged on the feeding bracket (21), and the shaft end of the feeding roller (22) is connected with the driving end of a feeding motor (23);
the welding platform (3) comprises a moving block (38) which is arranged in the sliding platform (5) in a sliding manner, a main box (31) is fixedly arranged on the moving block (38), a solder rod (32) is arranged on one side of the main box (31), an inner driving cylinder (34) is fixedly arranged on the same side of the main box (31) and the solder rod (32), a moving panel (33) is fixedly arranged at the end of a piston rod of the inner driving cylinder (34), a hot pressing plate (35) is fixedly arranged at the bottom of the moving panel (33), the hot pressing plate (35) is communicated with the solder rod (32), a lower pressing block (36) is fixedly arranged on the same side of the main box (31) and the solder rod (32), and a heating rod (37) is arranged at the bottom of the lower pressing block (36);
welding wires are arranged in the main case (31) and communicated with the inside of the welding rod (32), so that welding at ports of the two shielding layers (400) is facilitated, and a complete shielding layer (400) is formed;
the inside of the sliding platform (5) specifically comprises a driving motor and a transmission screw rod, and a moving block (38) is arranged on the transmission screw rod in a threaded manner, so that the whole welding platform (3) can be conveniently displaced on the sliding platform (5), and the flanging welding position is separated;
the lower pressing block (36) is matched with the length value of the hot pressing plate (35);
the welding platform (3) is obliquely arranged relative to the feeding component (2), and the notch of the shielding layer (400) is an oblique notch, so that the welding area is increased, and the welding stability is ensured.
2. The method for preparing the ultra-soft solar photovoltaic cable resistant to high and low temperature and acid and alkali corrosion, which is characterized by comprising the following steps of: the conductor (100) is a tin-plated copper conductor, and the rubber layer (700) is an ultraviolet light curing silicon rubber material.
3. The method for preparing the ultra-soft solar photovoltaic cable resistant to high and low temperature and acid and alkali corrosion, which is characterized by comprising the following steps of: the insulating layer (200) is made of insulating material fluoroplastic, and the filling layer (300) is made of alkali-free glass fiber ropes.
4. The method for preparing the ultra-soft solar photovoltaic cable resistant to high and low temperature and acid and alkali corrosion, which is characterized by comprising the following steps of: the shielding layer (400) adopts a nano-scale semi-conductive diamond-like carbon film to shield the aluminum alloy belt.
5. The method for preparing the ultra-soft solar photovoltaic cable resistant to high and low temperature and acid and alkali corrosion, which is characterized by comprising the following steps of: the sheath (500) is an acid and alkali resistant EVA inner sheath.
6. The method for preparing the ultra-soft solar photovoltaic cable resistant to high and low temperature and acid and alkali corrosion, which is characterized by comprising the following steps of: the composite tape (600) is a ceramic fire resistant composite tape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111242704.6A CN113838601B (en) | 2021-10-25 | 2021-10-25 | Super-flexible solar photovoltaic cable resistant to high and low temperature and acid and alkali corrosion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111242704.6A CN113838601B (en) | 2021-10-25 | 2021-10-25 | Super-flexible solar photovoltaic cable resistant to high and low temperature and acid and alkali corrosion |
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| Publication Number | Publication Date |
|---|---|
| CN113838601A CN113838601A (en) | 2021-12-24 |
| CN113838601B true CN113838601B (en) | 2023-09-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111242704.6A Active CN113838601B (en) | 2021-10-25 | 2021-10-25 | Super-flexible solar photovoltaic cable resistant to high and low temperature and acid and alkali corrosion |
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| CN212541933U (en) * | 2020-07-10 | 2021-02-12 | 理天光电科技(苏州)有限公司 | Novel multicore photovoltaic cable |
| CN112440116A (en) * | 2020-11-13 | 2021-03-05 | 李莉华 | Automatic bending and wire wrapping machine for copper sheet shielding layer of mutual inductor |
| CN213520067U (en) * | 2020-11-30 | 2021-06-22 | 昆山松润自动化科技有限公司 | Soft packet of lithium cell plastic-aluminum membrane welding equipment |
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2021
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH370173A (en) * | 1958-03-20 | 1963-06-30 | American Mach & Foundry | Process for heating and welding together two metal parts with high frequency current |
| JPH07223071A (en) * | 1994-02-16 | 1995-08-22 | Chugai Ro Co Ltd | Automatic welding equipment of metallic strip |
| JPH07227675A (en) * | 1994-02-22 | 1995-08-29 | Meidensha Corp | Lap seam welding equipment |
| CN1425145A (en) * | 2000-12-20 | 2003-06-18 | 古河电气工业株式会社 | Device and method for manufacturing metal tube-convered optical fiber cable |
| CN105957623A (en) * | 2016-03-14 | 2016-09-21 | 安徽华通电缆集团有限公司 | Super soft solar energy photovoltaic cable with resistance to high and low temperature and acid and alkali corrosion |
| CN106505489A (en) * | 2016-12-05 | 2017-03-15 | 国网浙江省电力公司舟山供电公司 | A kind of preparation method of submarine cable repairing connecting hose |
| CN112105560A (en) * | 2018-05-11 | 2020-12-18 | 瑞典森德斯有限公司 | Strapping apparatus and method for securing a length of metal strap in a loop around one or more articles |
| CN209439574U (en) * | 2018-12-18 | 2019-09-27 | 苏州市汇邦自动化系统有限公司 | A kind of bonding machine metal tape stretching device |
| CN212541933U (en) * | 2020-07-10 | 2021-02-12 | 理天光电科技(苏州)有限公司 | Novel multicore photovoltaic cable |
| CN112440116A (en) * | 2020-11-13 | 2021-03-05 | 李莉华 | Automatic bending and wire wrapping machine for copper sheet shielding layer of mutual inductor |
| CN213520067U (en) * | 2020-11-30 | 2021-06-22 | 昆山松润自动化科技有限公司 | Soft packet of lithium cell plastic-aluminum membrane welding equipment |
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| Publication number | Publication date |
|---|---|
| CN113838601A (en) | 2021-12-24 |
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