CN113948936A - Cable processing mechanism - Google Patents
Cable processing mechanism Download PDFInfo
- Publication number
- CN113948936A CN113948936A CN202111252015.3A CN202111252015A CN113948936A CN 113948936 A CN113948936 A CN 113948936A CN 202111252015 A CN202111252015 A CN 202111252015A CN 113948936 A CN113948936 A CN 113948936A
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- cable
- pulley block
- matched
- wire
- blade
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
- H01R43/04—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for forming connections by deformation, e.g. crimping tool
- H01R43/048—Crimping apparatus or processes
- H01R43/052—Crimping apparatus or processes with wire-feeding mechanism
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
- H01R43/04—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for forming connections by deformation, e.g. crimping tool
- H01R43/048—Crimping apparatus or processes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
- H01R43/04—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for forming connections by deformation, e.g. crimping tool
- H01R43/048—Crimping apparatus or processes
- H01R43/05—Crimping apparatus or processes with wire-insulation stripping
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- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/82—Recycling of waste of electrical or electronic equipment [WEEE]
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Removal Of Insulation Or Armoring From Wires Or Cables (AREA)
Abstract
The invention discloses a cable processing mechanism, which comprises a wire conveying mechanism, a wire stripping mechanism and a wire shearing mechanism, wherein the wire conveying mechanism is arranged on the wire stripping mechanism; the wire conveying mechanism comprises a support, a synchronous belt mechanism for driving the lower pulley block is arranged on the support, an upper pulley block correspondingly matched with the lower pulley block is arranged above the lower pulley block, and when the upper pulley block moves downwards, a cable is pressed through a notch of a pulley of the lower pulley block; the thread trimming mechanism comprises a knife rest, a fixed blade is arranged on the knife rest, a lower blade arranged on a movable plate is arranged below the fixed blade, and the movable plate is driven by a screw transmission mechanism and moves up and down along a slide rail on the knife rest. The invention has the advantages of convenient manufacture, high manufacture efficiency and good product quality.
Description
Technical Field
The invention relates to a manufacturing device of a cable head connecting terminal.
Background
The cable head connecting terminal is a common component in electric power construction and equipment, and needs to be processed by a cable processing mechanism, and the conventional cable processing mechanism is complex in manufacture, low in manufacturing efficiency and causes unsatisfactory product quality. Further improvements are needed.
Disclosure of Invention
The invention aims to provide a cable processing mechanism of manufacturing equipment of a cable head connecting terminal, which is convenient to manufacture and high in working efficiency.
The technical solution of the invention is as follows:
a cable processing mechanism is characterized in that: comprises a thread conveying mechanism, a thread stripping mechanism and a thread shearing mechanism;
the wire conveying mechanism comprises a support, a synchronous belt mechanism for driving a lower pulley block is arranged on the support, an upper pulley block correspondingly matched with the lower pulley block is arranged above the lower pulley block, the upper pulley block is matched with a support frame, the support frame comprises an upper panel and a side panel connected with the upper panel, the side panel is provided with a sliding groove, the upper pulley block can move up and down in the sliding groove of the side panel of the support frame, a screw mechanism driven by a gear is arranged on the upper panel of the support frame, the screw mechanism drives the upper pulley block to move up and down, and when the upper pulley block moves down, a cable is pressed through a notch of a pulley of the lower pulley block;
the wire stripping mechanism comprises a circular shell with a notch, and a large gear is arranged in the circular shell; the central hole of the circular shell is concentric with the central hole of the big gear and is a cable inlet; a lower round pin track which is distributed in a vortex shape is arranged on the round shell on the back of the big gear and on the periphery of a central hole of the round shell; a plurality of blades are arranged on the outer side of the lower round pin track, arc-shaped notches are formed in the end portions of the blades, and the notches of all the blades form a round knife edge surrounding the cable; an upper round pin and a lower round pin are respectively arranged on two sides of each blade, the lower round pins are matched with corresponding lower round pin tracks, and the upper round pins are matched with connecting sheets positioned on the outer sides of the blades; one end of the connecting sheet is fixedly connected with the large gear, and the other end of the connecting sheet is provided with a kidney-shaped groove matched with the upper round pin; the cutting end of the blade is pressed on the cable, and the rotation of the blade and the cutting of the cable sheath are realized through the rotation of the large gear; the large gear is matched with a second pinion extending into the circular shell through a notch on the circular shell, the second pinion is meshed with a middle rack, and the middle rack is meshed with a first pinion driven by a driving motor;
the thread trimming mechanism comprises a knife rest, a fixed blade is arranged on the knife rest, a lower blade arranged on a movable plate is arranged below the fixed blade, and the movable plate is driven by a screw transmission mechanism and moves up and down along a slide rail on the knife rest.
When in work: the cable is transmitted to the wire stripping mechanism through the wire conveying mechanism to cut a cable sheath, and then is processed by the copper-aluminum nose mounting mechanism and the copper-aluminum nose clamping mechanism of the manufacturing equipment of the cable head wiring terminal, the wire shearing mechanism shears the cable, and the whole set of working procedure is finished.
The middle rack is provided with a dovetail boss matched with the dovetail through groove.
The invention has the advantages of convenient manufacture, high manufacture efficiency and good product quality.
Drawings
The invention is further illustrated by the following figures and examples.
Fig. 1 is a schematic structural view of the thread feeding mechanism.
Fig. 2 is a schematic structural diagram of the wire stripping mechanism.
Fig. 3 is a schematic view of a blade in the wire stripping mechanism.
Fig. 4 is a schematic view of a lower round pin track in the wire stripping mechanism.
Fig. 5 is a schematic structural view of a manufacturing apparatus of the cable head terminal.
Fig. 6 is a schematic structural view of the thread feeding mechanism in an opened state.
Fig. 7 is a schematic structural view of the table.
Fig. 8 is a schematic view of the table from different perspectives.
Fig. 9 is a structural schematic diagram of the copper-aluminum nose mounting mechanism.
Fig. 10 is a partial structure schematic diagram of the copper-aluminum nose mounting mechanism.
Figure 11 is a schematic view of the construction of the tubular body for mounting a copper-aluminium nose,
fig. 12 is a schematic structural view of the elastic plate.
Fig. 13 is a structural schematic diagram of a copper-aluminum nose clamping mechanism.
Fig. 14 is a partial structure schematic diagram of a copper-aluminum nose clamping mechanism.
In the figure: 1-a wire cutting mechanism, 2-a wire conveying mechanism, 3-a wire stripping mechanism, 4-a copper-aluminum nose mounting mechanism, 5-a copper-aluminum nose clamping mechanism, 6-a wire cable, 7-a lead screw, 8-a moving plate, 9-a sliding rail, 10-a movable blade, 11-a fixed blade, 12-a first stepping motor, 13-a tool rest, 14-a second stepping motor, 15-a pinion, 16-a gearwheel, 17-a screw, 18-a synchronous belt, 19-a third stepping motor, 20-a synchronous belt wheel, 21-an upper pulley group, 22-a connecting rod, 23-a guide rod (5 in the upper row), 24-a lower pulley group 25-a supporting frame, (a sliding groove 26 is arranged on the supporting frame 25 to facilitate the upper pulley group 21 to move up and down in the sliding groove 26), 27-a fourth stepping motor, 28-a first pinion, 29-a middle rack, 30-a second pinion, 31-a circular shell (with a notch), 32-a triangular shell, 33-an upper plate, 34-a middle plate, 35-a fifth stepping motor, 36-a sixth stepping motor, 37-a screw nut, 38-a bottom plate, 39-a first screw,
40-a second screw rod, 41-a second screw rod nut, 42-a dovetail boss, 43-a dovetail through groove (arranged on the upper plate 33), 44-a large gear, 45-a blade, 46-a connecting sheet, wherein one end of 46 is fixed on the outer wall of the large gear 44, the other end of 46 is sleeved on the upper round pin 4501 through a sliding groove in 46 in an empty way, 47-a stepping motor is fixed on the middle plate, 48-a driving dial, 49-a driven grooved wheel, 50-a fixed shaft, 51-a double-output shaft screw rod (driven by a double-output shaft screw rod motor, one side screw rod is in a left-hand rotation mode, the other side screw rod is in a right-hand rotation mode), 52-a stepping motor, 53-a pressing support, 54-an empty sleeve column, and 55-a pressing grinding tool.
Detailed Description
A cable processing mechanism of manufacturing equipment of a cable head wiring terminal comprises a wire conveying mechanism, a wire stripping mechanism and a wire shearing mechanism;
the manufacturing equipment of the cable head wiring terminal comprises a wire conveying mechanism 2 for conveying cables, a wire shearing mechanism 1 for shearing the assembled cables is arranged on the right side of the wire conveying mechanism, a workbench is arranged on the left side of the wire conveying mechanism, and a copper-aluminum nose clamping mechanism 5 is arranged between the workbench and the wire conveying mechanism; the workbench comprises a bottom plate 38, an intermediate plate 34 and an upper plate 33, a first screw rod transmission mechanism (comprising a first screw rod 39 driven by a sixth stepping motor 36) is arranged on the bottom plate, a screw rod nut 37 of the first screw rod transmission mechanism is connected with the intermediate plate, and the intermediate plate is driven to move back and forth through the first screw rod transmission mechanism; the front end and the rear end of the middle plate are provided with dovetail platforms which are matched with dovetail grooves fixedly arranged on the lower surface of the upper plate; a second screw rod transmission mechanism (comprising a second screw rod 40 driven by a fifth stepping motor 35) is arranged on the middle plate, a second screw rod nut 41 of the second screw rod transmission mechanism is connected with the upper plate, and the upper plate is driven to move left and right along the dovetail table through the second screw rod mechanism; the wire stripping mechanism 3 is arranged on the upper plate, and the copper-aluminum nose mounting mechanism 4 is arranged at the rear side of the wire stripping mechanism.
The wire stripping mechanism comprises a round shell 31 with a notch, and a bull gear 44 is arranged in the round shell; the central hole of the circular shell is concentric with the central hole of the big gear and is a cable inlet; a lower round pin track 3101 which is distributed in a vortex shape is arranged on the round shell on the back of the big gear and on the periphery of a central hole of the round shell; a plurality of blades 45 are arranged on the outer side of the lower round pin track, arc-shaped notches are formed in the end portions of the blades, and the notches of all the blades form a round knife edge surrounding the cable; an upper round pin 4501 and a lower round pin 4502 are respectively arranged on two sides of each blade, the lower round pins are matched with corresponding lower round pin tracks, and the upper round pins are matched with connecting pieces 46 positioned on the outer sides of the blades; one end of the connecting sheet is fixedly connected with the large gear, and the other end of the connecting sheet is provided with a kidney-shaped groove matched with the upper round pin; the cutting end of the blade is pressed on the cable, and the rotation of the blade and the cutting of the cable sheath are realized through the rotation of the large gear; the bull gear cooperates with the second pinion that stretches into through the breach on the circular shell, and the second pinion meshes with middle rack, and middle rack meshes with driving motor driven first pinion. The middle rack is provided with a dovetail boss 42 which is matched with the dovetail through groove 43. The middle of the two gears is meshed with the rack and is meshed with the large gear, the driving blade moves in the track instead of being directly driven by the motor, the wire is strictly required for the peeling depth in the peeling process, and the copper core cannot be damaged, so that the wire shifting depth is accurately adjusted by adopting a structure of the gear + the rack + the gear.
When cutting the cable sheath, because one end of the connecting sheet 46 is fixed on the outer side of the gear, the other end is connected with the blade upper round pin 4501 through the kidney-shaped groove in a sliding way, the lower round pin 4502 of the blade moves in the lower round pin track, the driving motor 27 rotates clockwise to drive the first pinion to rotate clockwise, the middle rack moves upwards, the second pinion moves anticlockwise, the large gear 44 moves clockwise, the blade is driven by the connecting sheet, the circle formed by the cutting edges of the blades is expanded, the diameter of the circle is increased, after the cable enters, the driving motor 27 rotates reversely, the driving pinion rotates anticlockwise, the middle rack meshed with the driving pinion moves downwards, the second pinion rotates clockwise, the large gear rotates anticlockwise, the circle formed by the cutting edges is tightened, the cutting edges and the cable sheath are cut in the vertical direction until the cutting depth is the thickness of the cable, the driving motor 27 stops rotating, the upper layer plate moves leftwards, so that the cable jacket is separated from the cable core.
The copper-aluminum nose mounting mechanism comprises a triangular shell 32, an elastic plate 3201 is arranged in the triangular shell, three pressure springs 3202 which are uniformly distributed in a triangular mode are arranged on the upper surface of the elastic plate, three cylindrical bosses 32011 which are uniformly distributed in a triangular mode are arranged on the lower surface of the elastic plate, the diameter of each cylindrical boss is matched with the diameter of a through hole at the tail end of a copper-aluminum nose, the cylindrical bosses are used for pressing the copper-aluminum nose, and meanwhile, the copper-aluminum nose can be conveniently placed again after being used. (ii) a Three tubular bodies for mounting copper-aluminum noses are arranged on the triangular shell at positions corresponding to the cylindrical bosses; the bottom of the triangular shell is connected with a driven grooved wheel 49 through a fixed shaft 50, and the driven grooved wheel is connected with a driving dial 48 driven by a stepping motor 47. The stepping motor 47 drives the driving dial 48 to rotate, the driving dial 48 dials the driven grooved pulley 49 to rotate, and the driven grooved pulley 49 drives the triangular shell 32 to rotate by a corresponding angle through the fixing shaft 50, so that the switching of copper and aluminum noses with different diameters is realized.
The copper-aluminum nose clamping mechanism comprises a pressing support 53, a pressing grinding tool 55 capable of moving up and down along a track on the inner side of the pressing support is arranged on the pressing support, and the pressing support is driven by a double-output-shaft screw transmission mechanism 51 to perform pressing and separating actions.
The wire conveying mechanism comprises a support, the support is provided with a synchronous belt mechanism which drives a lower pulley set (through the matching of a synchronous belt 18 and a synchronous pulley 20, belt transmission is realized, and the conveying of cables) in an upper assembling mode, the upper side of the lower pulley set is provided with an upper pulley set (five upper pulleys are fixedly connected through a connecting rod 22 in a row), the upper pulley set is correspondingly matched with the lower pulley set, when a second stepping motor 14 rotates reversely, a large gear 16 rotates forwards, a screw rod 17 moves downwards to realize the downward movement of the upper pulley set, and a wire is pressed through a notch of the pulley set), the upper pulley set is matched with a support frame, the support frame comprises an upper panel and a side panel connected with the upper panel, the side panel is provided with a sliding groove, the upper pulley set can move upwards and downwards in the sliding groove of the side panel of the support frame, and the upper panel of the support frame is provided with a gear-driven screw mechanism (comprising a small gear 15, a small gear and a small gear 15, which are driven by the second stepping motor 14, A bull gear 16 meshed with the pinion gear 15 and a screw 17 matched with the bull gear) are driven by the screw mechanism to move up and down, and when the upper pulley set moves down, the cable is pressed through a notch of a pulley of the lower pulley set.
The thread trimming mechanism comprises a cutter frame 13, a fixed blade 11 is arranged on the cutter frame, a lower blade 10 arranged on a movable plate 8 is arranged below the fixed blade, and the movable plate is driven by a screw transmission mechanism (a lead screw 7) (driven by a first stepping motor 12) and moves up and down along a slide rail 9 on the cutter frame. The cable is cut off by the movement of the lower blade driven by the moving plate.
When in work: the cables 6 are transmitted to the wire stripping mechanism through the wire conveying mechanism to cut cable skins, an upper plate of the workbench moves leftwards, and the separation of the cable skins and the cables is achieved; the copper-aluminum nose mounting mechanism is provided with a corresponding copper-aluminum nose according to the diameter of the cable, the middle plate moves forwards (the whole part above the middle plate moves forwards) under the driving of the first lead screw transmission mechanism, the middle plate stops after the diameter of the copper-aluminum nose is concentric with the diameter of the cable, the upper plate moves rightwards under the driving of the first lead screw transmission mechanism until the copper-aluminum nose is completely sleeved on the head of the cable to stop moving, and finally, the copper-aluminum nose and the cable are completely pressed through the copper-aluminum nose clamping mechanism; after the copper-aluminum nose and the cable head are fixed together, the upper plate moves leftwards, the copper-aluminum nose is separated from the copper-aluminum nose mounting mechanism in the movement process (the copper-aluminum nose is only pressed in the copper-aluminum nose mounting mechanism through spring force and can be quickly separated when being pulled up by external force), the middle plate moves backwards, the middle plate moves to the original position, the cable is cut off by the wire cutting mechanism, and the whole set of working procedure is finished.
Claims (2)
1. A cable processing mechanism is characterized in that: comprises a thread conveying mechanism, a thread stripping mechanism and a thread shearing mechanism;
the wire conveying mechanism comprises a support, a synchronous belt mechanism for driving a lower pulley block is arranged on the support, an upper pulley block correspondingly matched with the lower pulley block is arranged above the lower pulley block, the upper pulley block is matched with a support frame, the support frame comprises an upper panel and a side panel connected with the upper panel, the side panel is provided with a sliding groove, the upper pulley block can move up and down in the sliding groove of the side panel of the support frame, a screw mechanism driven by a gear is arranged on the upper panel of the support frame, the screw mechanism drives the upper pulley block to move up and down, and when the upper pulley block moves down, a cable is pressed through a notch of a pulley of the lower pulley block;
the wire stripping mechanism comprises a circular shell with a notch, and a large gear is arranged in the circular shell; the central hole of the circular shell is concentric with the central hole of the big gear and is a cable inlet; a lower round pin track which is distributed in a vortex shape is arranged on the round shell on the back of the big gear and on the periphery of a central hole of the round shell; a plurality of blades are arranged on the outer side of the lower round pin track, arc-shaped notches are formed in the end portions of the blades, and the notches of all the blades form a round knife edge surrounding the cable; an upper round pin and a lower round pin are respectively arranged on two sides of each blade, the lower round pins are matched with corresponding lower round pin tracks, and the upper round pins are matched with connecting sheets positioned on the outer sides of the blades; one end of the connecting sheet is fixedly connected with the large gear, and the other end of the connecting sheet is provided with a kidney-shaped groove matched with the upper round pin; the cutting end of the blade is pressed on the cable, and the rotation of the blade and the cutting of the cable sheath are realized through the rotation of the large gear; the large gear is matched with a second pinion extending into the circular shell through a notch on the circular shell, the second pinion is meshed with a middle rack, and the middle rack is meshed with a first pinion driven by a driving motor;
the thread trimming mechanism comprises a tool rest, a fixed blade is arranged on the tool rest, a lower blade arranged on a movable plate is arranged below the fixed blade, and the movable plate is driven by a screw transmission mechanism and moves up and down along a slide rail on the tool rest;
when in work: the cable is transmitted to the wire stripping mechanism through the wire conveying mechanism to cut a cable sheath, and then is processed by the copper-aluminum nose mounting mechanism and the copper-aluminum nose clamping mechanism of the manufacturing equipment of the cable head wiring terminal, the wire shearing mechanism shears the cable, and the whole set of working procedure is finished.
2. The cable management mechanism of claim 1, wherein: the middle rack is provided with a dovetail boss matched with the dovetail through groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111252015.3A CN113948936B (en) | 2021-10-27 | 2021-10-27 | Cable processing mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111252015.3A CN113948936B (en) | 2021-10-27 | 2021-10-27 | Cable processing mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113948936A true CN113948936A (en) | 2022-01-18 |
| CN113948936B CN113948936B (en) | 2022-09-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111252015.3A Active CN113948936B (en) | 2021-10-27 | 2021-10-27 | Cable processing mechanism |
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| Country | Link |
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| CN (1) | CN113948936B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0185788A1 (en) * | 1984-12-21 | 1986-07-02 | Audi Ag | Wire-feeding device for an insulated wire cutting and stripping apparatus |
| US20030110899A1 (en) * | 2000-08-16 | 2003-06-19 | Palmowski David J. | Orbiting blade coaxial cable cutter/stripper |
| CN103022854A (en) * | 2012-12-31 | 2013-04-03 | 慈溪市宏晟机械设备有限公司 | Automatic cable cutting and peeling and fag end compacting machine |
| CN103151736A (en) * | 2013-02-28 | 2013-06-12 | 天津伍嘉联创科技发展有限公司 | Multifunctional full-automatic rapid wire-stripping machine |
| CN111769487A (en) * | 2020-07-10 | 2020-10-13 | 湖北中烟工业有限责任公司 | Wire stripping pliers capable of changing size of knife edge |
| CN112531580A (en) * | 2020-12-14 | 2021-03-19 | 万金国 | Electric power cable wire stripping equipment |
-
2021
- 2021-10-27 CN CN202111252015.3A patent/CN113948936B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0185788A1 (en) * | 1984-12-21 | 1986-07-02 | Audi Ag | Wire-feeding device for an insulated wire cutting and stripping apparatus |
| US20030110899A1 (en) * | 2000-08-16 | 2003-06-19 | Palmowski David J. | Orbiting blade coaxial cable cutter/stripper |
| CN103022854A (en) * | 2012-12-31 | 2013-04-03 | 慈溪市宏晟机械设备有限公司 | Automatic cable cutting and peeling and fag end compacting machine |
| CN103151736A (en) * | 2013-02-28 | 2013-06-12 | 天津伍嘉联创科技发展有限公司 | Multifunctional full-automatic rapid wire-stripping machine |
| CN111769487A (en) * | 2020-07-10 | 2020-10-13 | 湖北中烟工业有限责任公司 | Wire stripping pliers capable of changing size of knife edge |
| CN112531580A (en) * | 2020-12-14 | 2021-03-19 | 万金国 | Electric power cable wire stripping equipment |
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| Publication number | Publication date |
|---|---|
| CN113948936B (en) | 2022-09-02 |
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