CN112332288A - Portable cable cuts device for cable installation - Google Patents
Portable cable cuts device for cable installation Download PDFInfo
- Publication number
- CN112332288A CN112332288A CN202011137952.XA CN202011137952A CN112332288A CN 112332288 A CN112332288 A CN 112332288A CN 202011137952 A CN202011137952 A CN 202011137952A CN 112332288 A CN112332288 A CN 112332288A
- Authority
- CN
- China
- Prior art keywords
- bevel gear
- shaft
- fixedly connected
- movably connected
- connecting rod
- Prior art date
- 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.)
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/005—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for cutting cables or wires, or splicing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21F—WORKING OR PROCESSING OF METAL WIRE
- B21F11/00—Cutting wire
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H75/00—Storing webs, tapes, or filamentary material, e.g. on reels
- B65H75/02—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks
- B65H75/34—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables
- B65H75/38—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables involving the use of a core or former internal to, and supporting, a stored package of material
- B65H75/44—Constructional details
- B65H75/4481—Arrangements or adaptations for driving the reel or the material
- B65H75/4486—Electric motors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H75/00—Storing webs, tapes, or filamentary material, e.g. on reels
- B65H75/02—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks
- B65H75/34—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables
- B65H75/38—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables involving the use of a core or former internal to, and supporting, a stored package of material
- B65H75/44—Constructional details
- B65H75/48—Automatic re-storing devices
Abstract
The invention relates to the technical field of cable installation, and discloses a portable cable cutting device for cable installation, which comprises a shell, wherein the interior of the shell is movably connected with a first shaft, the outer side of the first shaft is fixedly connected with a first bevel gear, the outer part of the first bevel gear is meshed with a second bevel gear, one side of the first bevel gear, which is far away from the shell, is fixedly connected with a first crawler wheel, the outer side of the first crawler wheel is movably connected with a crawler belt, one side of the crawler belt, which is far away from the first bevel gear, is fixedly connected with a second crawler wheel, the outer side of the second crawler wheel is fixedly connected with a third bevel gear, the inner side of the third bevel gear is fixedly connected with a second shaft, through the matched use of the first crawler wheel and the second crawler wheel, the first shaft is used for paying out a cable, the second shaft is used for tightening the cable, so that the cable is always in an upward climbing state under the, thereby the movable top knife can cut off the cable more conveniently.
Description
Technical Field
The invention relates to the technical field of cable installation, in particular to a portable cable cutting device for cable installation.
Background
In our life, cables are coiled, cutting and cutting are needed each time the cables are used, the sizes of the cables used in daily life are not different, cutting is needed each time, labor and time are wasted, the edges of the cables are uneven sometimes because of uneven force of use, attractiveness is affected, and the edge of the cables sometimes loses effect.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the portable cable cutting device for cable installation, which has the advantages of automatic point cutting, convenient cutting and automatic storage for people and solves the problems of difficult cutting and difficult storage after production.
(II) technical scheme
In order to realize the purposes of automatic point cutting, convenient cutting and automatic storage, the invention provides the following technical scheme: a portable cable cutting device for cable installation comprises a shell, wherein a first shaft is movably connected inside the shell, a first bevel gear is fixedly connected to the outer side of the first shaft, a second bevel gear is meshed with the outer part of the first bevel gear, a first crawler wheel is fixedly connected to the outer side of the first bevel gear, a crawler belt is movably connected to the outer side of the first crawler wheel, a second crawler wheel is movably connected to the inner side of the crawler belt, a third bevel gear is fixedly connected to the outer side of the second crawler wheel, a second shaft is fixedly connected to the outer part of the third bevel gear, a fourth bevel gear is meshed with the outer part of the third bevel gear, a third shaft is fixedly connected to the inner part of the fourth bevel gear, a cam is fixedly connected to one end, far away from the fourth bevel gear, of the third shaft, a rack is movably connected to the outer side of the cam, a first connecting rod is movably connected, the outside swing joint of shell has the apron, and the inside fixedly connected with axle four of bevel gear two, the one end fixedly connected with motor that bevel gear two was kept away from to axle four.
Preferably, the inside support that is equipped with of shell, axle one, axle two, axle three, activity top sword, connecting rod one, connecting rod two all swing joint in the outside of support, motor fixed connection is at the top of support.
Preferably, the number of the first bevel gears and the number of the third bevel gears are two respectively, the first bevel gears and the third bevel gears are fixedly connected to two ends of the first shaft respectively, the first bevel gears and the third bevel gears are fixedly connected to two ends of the second shaft respectively, the number of the first crawler wheels and the second crawler wheels are two respectively, and one crawler is movably connected to the outer sides of the first crawler wheels and the second crawler wheels.
Preferably, the fixed surface of the cam is connected with a rotating shaft, the outer side of the rotating shaft is movably connected with a rack, the rack is matched with the gear in specification, and the number of external teeth of the rack is not less than 8.
Preferably, the surface of the rack is provided with a long groove, the outer side of the second connecting rod is movably connected with a sliding block, and the sliding block is movably connected to the inner side of the long groove.
Preferably, one side of the first connecting rod, which is close to the cam, is fixedly connected with a short shaft, the outer side of the short shaft is movably connected with a disc, and the cam is movably connected to the outer part of the disc.
Preferably, a key groove is formed in the surface of the second connecting rod, a long shaft is movably connected to the inner side of the key groove, a gear is fixedly connected to the outer side of the long shaft, a bump is fixedly connected to the outer side of the second connecting rod, and the diameter of the bump is matched with the specification of the gear.
Preferably, three short grooves are formed in the surface of the movable top cutter, short rods are fixedly connected to the outer portion of the support and movably connected to the inner sides of the short grooves, long holes are formed in the surface of the cover plate, and the specifications of the long holes are matched with those of the movable top cutter.
Preferably, radiating holes are formed in the surfaces of the first crawler wheel, the second crawler wheel, the gear, the first bevel gear and the third bevel gear, the number of the radiating holes is not less than 6, radiating holes are formed in the surfaces of the cam, the second bevel gear and the fourth bevel gear, and the number of the radiating holes is not less than 4.
(III) advantageous effects
Compared with the prior art, the invention provides a portable cable cutting device for cable installation, which has the following beneficial effects:
1. this device is cut with portable cable to cable installation uses down through the cooperation of cam and connecting rod one for the rack carries out up-and-down reciprocating motion, and the top of rack promotes movable top sword and carries out up-and-down reciprocating motion, and the cable is cut to movable top sword, thereby reaches the effect that lets the cable cut, and under bevel gear one used with bevel gear three's cooperation, make the cable be in the state of ascending all the time, make the cable attached advance on the apron under the state of tightening, thereby make the more convenient cable that cuts of movable top sword.
2. According to the portable cable cutting device for cable installation, the first crawler wheel and the second crawler wheel are matched for use, so that the cable is paid out by the first shaft, and meanwhile, the cable is tightened by the second shaft, the effect of automatically containing the cable is achieved, and when the first connecting rod and the second connecting rod are matched for use, the sliding block on the outer side of the second connecting rod can reciprocate up and down to eject the movable ejector cutter.
Drawings
FIG. 1 is a schematic structural diagram of the connection relationship among a motor, a cover plate, a first bevel gear, a third bevel gear, a second bevel gear, a first shaft, a second shaft and the motor;
FIG. 2 is a schematic top view of the internal structure of the present invention;
FIG. 3 is a schematic view of the internal cross-section of the present invention;
FIG. 4 is a schematic view of the structure at A in FIG. 3;
FIG. 5 is a schematic view of the connection structure of the housing, the cam, the rack, the movable top knife, the first connecting rod, the second connecting rod and the gear;
fig. 6 is a schematic structural diagram at B in fig. 5.
In the figure: 1. a housing; 2. a first shaft; 3. a first bevel gear; 4. a second bevel gear; 5. a first crawler wheel; 6. a crawler belt; 7. a second crawler wheel; 8. a third bevel gear; 9. a second shaft; 10. a fourth bevel gear; 11. a third shaft; 12. a cam; 13. a rack; 14. a first connecting rod; 15. a second connecting rod; 16. a gear; 17. a movable top knife; 18. a cover plate; 19. shaft four; 20. an electric motor.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, a portable cable cutting device for cable installation comprises a housing 1, a first shaft 2 is movably connected inside the housing 1, a first bevel gear 3 is fixedly connected to the outer side of the first shaft 2, a second bevel gear 4 is engaged with the outer side of the first bevel gear 3, a first crawler wheel 5 is fixedly connected to the outer side of the first bevel gear 3, a crawler 6 is movably connected to the outer side of the first crawler wheel 5, a second crawler wheel 7 is movably connected to the inner side of the crawler 6, a third bevel gear 8 is fixedly connected to the outer side of the second crawler wheel 7, two bevel gears 3 and three bevel gears 8 are respectively provided, the first bevel gear 3 and the third bevel gear 8 are respectively fixedly connected to two ends of the first shaft 2, the first bevel gear 3 and the third bevel gear 8 are respectively fixedly connected to two ends of the, the two crawler wheels 7 are respectively provided, the two crawler belts 6 are respectively provided, and one crawler belt 6 is movably connected to the outer sides of one crawler wheel 5 and one crawler wheel 7.
A second shaft 9 is fixedly connected to the outside of a third bevel gear 8, a fourth bevel gear 10 is meshed with the outside of the third bevel gear 8, a third shaft 11 is fixedly connected to the inside of the fourth bevel gear 10, a cam 12 is fixedly connected to one end, far away from the fourth bevel gear 10, of the third shaft 11, heat dissipation holes are formed in the surfaces of a first crawler wheel 5, a second crawler wheel 7, a gear 16, a first bevel gear 3 and the third bevel gear 8, the number of the heat dissipation holes is not less than 6, heat dissipation holes are formed in the surfaces of a cam 12, a second bevel gear 4 and the fourth bevel gear 10, the number of the heat dissipation holes is not less than 4, a rack 13 is movably connected to the outer side of the cam 12, a first connecting rod 14 is movably connected to the outer side of the first connecting rod 14, a short shaft is fixedly connected to one side, near the cam 12, a circular disc, the surface of the rack 13 is provided with an elongated slot, the outer side of the second connecting rod 15 is movably connected with a sliding block, the sliding block is movably connected to the inner side of the elongated slot, the outer part of the second connecting rod 15 is movably connected with a gear 16, the surface of the cam 12 is fixedly connected with a rotating shaft, the outer side of the rotating shaft is movably connected with the rack 13, the rack 13 is matched with the gear 16 in specification, and the number of external teeth of the rack 13 is not less than 8.
A key groove is formed in the surface of the second connecting rod 15, a long shaft is movably connected to the inner side of the key groove, a gear 16 is fixedly connected to the outer side of the long shaft, a bump is fixedly connected to the outer side of the second connecting rod 15, the specification of the bump is matched with the specification of the gear 16, a movable top knife 17 is movably connected to the inner portion of the shell 1, when the first crawler wheel 5 and the second crawler wheel 7 are used in a matched mode, the cable is tightened up by the second shaft 9 when the first shaft 2 discharges the cable, and therefore the effect of automatically storing the cable is achieved, when the first connecting rod 14 and the second connecting rod 15 are used in a matched mode, when the gear 16 and the rack 13 move, a sliding block on the outer side of the second connecting rod 15 can do up-and-down reciprocating motion, the movable top knife 17 can be ejected out, a cover plate 18 is movably connected to the outer portion of the shell 1, the surface of the cover plate 18 is provided with a long hole, and the specification of the long hole is matched with that of the movable top knife 17.
Under the cooperation of cam 12 and connecting rod 14 is used, make rack 13 carry out up-and-down reciprocating motion, the top of rack 13 promotes movable top sword 17 and carries out up-and-down reciprocating motion, movable top sword 17 cuts the cable, thereby reach the effect of letting the cable point break, bevel gear 3 uses with bevel gear three 8's cooperation down, make the cable be in the state of ascending all the time, make the cable paste under tight state and advance on apron 18, thereby make movable top sword 17 more convenient cut the cable, bevel gear two 4's inside fixedly connected with axle four 19, axle four 19 keeps away from bevel gear two 4's one end fixedly connected with motor 20, the inside support that is equipped with of shell 1, axle one 2, axle two 9, axle three 11, movable top sword 17, connecting rod one 14, connecting rod two 15 swing joint is in the outside of support, motor 20 fixed connection is at the top of support.
The working principle is that a cable is placed on the outer side of a first shaft 2, the other end of the cable is pulled out and placed on the outer side of a second shaft 9, an operator controls an external power supply to supply power to a motor 20, the motor 20 starts to drive a fourth shaft 19 to rotate, the fourth shaft 19 rotates to drive a second bevel gear 4 to rotate, the second bevel gear 4 rotates to drive a first bevel gear 3 to rotate, the first bevel gear 3 rotates to drive a first shaft 2 to rotate, the first shaft 2 rotates to drive a cable to move, the first shaft 2 rotates to drive a first crawler wheel 5 to rotate, the first crawler wheel 5 rotates to drive a crawler 6 to move, the crawler 6 moves to drive a second crawler wheel 7 to rotate, the second shaft 7 rotates to drive a second shaft 9 to rotate, the second shaft 9 rotates to tighten the cable, the second shaft 9 rotates to drive a third bevel gear 8 to rotate, the third bevel gear 8 rotates to drive a fourth bevel gear 10 to rotate, and the fourth bevel gear 10 rotates to drive a third shaft 11 to rotate, the rotation of the third shaft 11 drives the cam 12 to rotate, the rotation of the cam 12 drives the rotation of the rotating shaft, the rotation of the rotating shaft drives the rack 13 to move, the movement of the rack 13 drives the gear 16 to move under the action of the sliding block and the long groove, the rotation of the cam 12 drives the first connecting rod 14 to move under the action of the short shaft and the disc, the movement of the first connecting rod 14 drives the second connecting rod 15 to move up and down under the action of the key groove and the long shaft, the movement of the second connecting rod 15 drives the sliding block, the movement of the sliding block drives the movable top cutter 17 to reciprocate up and down under the action of the short groove and the short shaft, and the movable top cutter 17 penetrates through the cover plate 18.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. A portable cable cuts device for cable installation, includes shell (1), its characterized in that: the inner part of the shell (1) is movably connected with a first shaft (2), the outer side of the first shaft (2) is fixedly connected with a first bevel gear (3), the outer part of the first bevel gear (3) is meshed with a second bevel gear (4), the outer side of the first bevel gear (3) is fixedly connected with a first crawler wheel (5), the outer side of the first crawler wheel (5) is movably connected with a crawler belt (6), the inner side of the crawler belt (6) is movably connected with a second crawler wheel (7), the outer side of the second crawler wheel (7) is fixedly connected with a third bevel gear (8), the outer part of the third bevel gear (8) is fixedly connected with a second shaft (9), the outer part of the third bevel gear (8) is meshed with a fourth bevel gear (10), the inner part of the fourth bevel gear (10) is fixedly connected with a third shaft (11), one end, far away from the fourth bevel gear (10), of, the outer side of the cam (12) is movably connected with a first connecting rod (14), one side, away from the cam (12), of the first connecting rod (14) is movably connected with a second connecting rod (15), the outer portion of the second connecting rod (15) is movably connected with a gear (16), the inner portion of the shell (1) is movably connected with a movable top cutter (17), the outer portion of the shell (1) is movably connected with a cover plate (18), the inner portion of the second bevel gear (4) is fixedly connected with a fourth shaft (19), and the fourth shaft (19) is fixedly connected with a motor (20) away from one end of the second bevel gear (.
2. The portable cable cutting device for cable installation according to claim 1, wherein: the support is arranged in the shell (1), the first shaft (2), the second shaft (9), the third shaft (11), the movable top knife (17), the first connecting rod (14) and the second connecting rod (15) are movably connected to the outer portion of the support, and the motor (20) is fixedly connected to the top of the support.
3. The portable cable cutting device for cable installation according to claim 1, wherein: the first bevel gear (3) and the third bevel gear (8) are respectively provided with two bevel gears, the first bevel gear (3) and the third bevel gear (8) are respectively fixedly connected to two ends of the first shaft (2), the first bevel gear (3) and the third bevel gear (8) are respectively fixedly connected to two ends of the second shaft (9), the first crawler wheel (5) and the second crawler wheel (7) are respectively provided with two crawler belts (6), and one crawler belt (6) is movably connected to the outer sides of the first crawler wheel (5) and the second crawler wheel (7).
4. The portable cable cutting device for cable installation according to claim 1, wherein: the surface fixed connection of cam (12) has the pivot, and the outside swing joint of pivot has rack (13), and the specification phase-match of rack (13) and gear (16) to the outside tooth number of rack (13) is no less than 8.
5. The portable cable cutting device for cable installation according to claim 1, wherein: the surface of the rack (13) is provided with a long groove, the outer side of the second connecting rod (15) is movably connected with a sliding block, and the sliding block is movably connected to the inner side of the long groove.
6. The portable cable cutting device for cable installation according to claim 1, wherein: one side of the first connecting rod (14) close to the cam (12) is fixedly connected with a short shaft, the outer side of the short shaft is movably connected with a disc, and the cam (12) is movably connected to the outer portion of the disc.
7. The portable cable cutting device for cable installation according to claim 1, wherein: the surface of the second connecting rod (15) is provided with a key groove, the inner side of the key groove is movably connected with a long shaft, the outer side of the long shaft is fixedly connected with a gear (16), the outer side of the second connecting rod (15) is fixedly connected with a lug, and the specification of the lug is matched with that of the gear (16).
8. The portable cable cutting device for cable installation according to claim 1, wherein: three short grooves are formed in the surface of the movable top knife (17), short rods are fixedly connected to the outer portions of the supports and movably connected to the inner sides of the short grooves, long holes are formed in the surface of the cover plate (18), and the specifications of the long holes are matched with those of the movable top knife (17).
9. The portable cable cutting device for cable installation according to claim 1, wherein: the heat dissipation holes are formed in the surfaces of the first crawler wheel (5), the second crawler wheel (7), the gear (16), the first bevel gear (3) and the third bevel gear (8), the number of the heat dissipation holes is not less than 6, the heat dissipation holes are formed in the surfaces of the cam (12), the second bevel gear (4) and the fourth bevel gear (10), and the number of the heat dissipation holes is not less than 4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011137952.XA CN112332288B (en) | 2020-10-22 | 2020-10-22 | Portable cable cuts device for cable installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011137952.XA CN112332288B (en) | 2020-10-22 | 2020-10-22 | Portable cable cuts device for cable installation |
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| Publication Number | Publication Date |
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| CN112332288A true CN112332288A (en) | 2021-02-05 |
| CN112332288B CN112332288B (en) | 2021-12-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011137952.XA Active CN112332288B (en) | 2020-10-22 | 2020-10-22 | Portable cable cuts device for cable installation |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2255902A2 (en) * | 2009-05-28 | 2010-12-01 | WAFIOS Aktiengesellschaft | Cutting system for wire working machines |
| CN203992171U (en) * | 2014-05-13 | 2014-12-10 | 国家电网公司 | A kind of electric power cable clipping apparatus |
| CN108655302A (en) * | 2018-04-27 | 2018-10-16 | 余明强 | A kind of instrument production harness cut-out equipment |
| CN109910097A (en) * | 2018-12-05 | 2019-06-21 | 宋少琦 | A kind of vegetables cutting equipment |
| CN210150460U (en) * | 2019-05-08 | 2020-03-17 | 何志洪 | Cable winding and unwinding device capable of cutting cable for power engineering |
| CN211052389U (en) * | 2019-11-17 | 2020-07-21 | 青岛新祥电缆有限公司 | Cable cut-off device for power construction |
-
2020
- 2020-10-22 CN CN202011137952.XA patent/CN112332288B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2255902A2 (en) * | 2009-05-28 | 2010-12-01 | WAFIOS Aktiengesellschaft | Cutting system for wire working machines |
| CN203992171U (en) * | 2014-05-13 | 2014-12-10 | 国家电网公司 | A kind of electric power cable clipping apparatus |
| CN108655302A (en) * | 2018-04-27 | 2018-10-16 | 余明强 | A kind of instrument production harness cut-out equipment |
| CN109910097A (en) * | 2018-12-05 | 2019-06-21 | 宋少琦 | A kind of vegetables cutting equipment |
| CN210150460U (en) * | 2019-05-08 | 2020-03-17 | 何志洪 | Cable winding and unwinding device capable of cutting cable for power engineering |
| CN211052389U (en) * | 2019-11-17 | 2020-07-21 | 青岛新祥电缆有限公司 | Cable cut-off device for power construction |
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| CN112332288B (en) | 2021-12-14 |
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Effective date of registration: 20211122 Address after: 418000 Xiangshang Industrial Park, Zhongfang County, Huaihua City, Hunan Province Applicant after: HUNAN JINLAN ELECTRICIAN TECHNOLOGY Co.,Ltd. Address before: Hunan business culture and Technology Industrial Park, Huaihua City, Hunan Province Applicant before: Huaihua Yulong electrical materials Co.,Ltd. |
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