CN113964740A - Power cable cutting device and method - Google Patents
Power cable cutting device and method Download PDFInfo
- Publication number
- CN113964740A CN113964740A CN202111276574.8A CN202111276574A CN113964740A CN 113964740 A CN113964740 A CN 113964740A CN 202111276574 A CN202111276574 A CN 202111276574A CN 113964740 A CN113964740 A CN 113964740A
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- cable
- sleeve
- cutting
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- power cable
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- 238000000034 method Methods 0.000 title claims abstract description 12
- 230000007246 mechanism Effects 0.000 claims abstract description 33
- 238000010276 construction Methods 0.000 abstract description 2
- 238000006748 scratching Methods 0.000 abstract description 2
- 230000002393 scratching effect Effects 0.000 abstract description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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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
- H02G1/12—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for removing insulation or armouring from cables, e.g. from the end thereof
- H02G1/1202—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for removing insulation or armouring from cables, e.g. from the end thereof by cutting and withdrawing insulation
- H02G1/1248—Machines
- H02G1/1268—Machines the cutting element making a longitudinal in combination with a transverse or a helical cut
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- Removal Of Insulation Or Armoring From Wires Or Cables (AREA)
Abstract
The utility model provides a power cable cutting device and method, relates to the power cable construction field, and comprises a sleeve, two fixing devices and two cutting devices, wherein the two fixing devices are symmetrically arranged on two sides of the sleeve, and the fixing devices fix the cable at the central position of the sleeve, so that the axis of the cable is coincident with the axis of the sleeve. The cutting device comprises a circular cutting mechanism and a longitudinal cutting mechanism, wherein the circular cutting mechanism performs circular cutting on the cable, and the longitudinal cutting mechanism performs longitudinal cutting on the cable. The cable sheath can be peeled off stably without damaging the cable and scratching hands, and the problem of low operation efficiency caused by large operation difficulty when the cable sheath is peeled off is solved.
Description
Technical Field
The invention relates to the field of power cable construction, in particular to a power cable cutting device and method.
Background
When the power cable is installed or overhauled, a cable sheath needs to be peeled off to connect lines, a traditional cable peeling tool is used for peeling by using a knife, the operation method is that the size is measured by using a steel plate ruler, then a wallpaper knife is used for circumferential ring cutting, the cable sheath is cut off, then the cable is placed on a framework, two hands are matched for operation, one hand presses one end of the cable, and the other hand cuts the cable sheath along the linear length direction by using the wallpaper knife.
Because the wallpaper cutter is relatively sharp, hands are easy to hurt in the operation process, and potential safety hazards exist; in actual operation, the wallpaper cutter exerts uneven force, the cutting depth is difficult to guarantee, a wire core is easy to be damaged, and potential quality hazards exist; the wire stripping operation is carried out by using a wallpaper cutter, the operation difficulty is high, and the operation efficiency is low.
Disclosure of Invention
The invention mainly aims to provide a power cable cutting device and a power cable cutting method, which can be used for stably peeling a cable skin without damaging the cable and scratching hands, and solve the problems of high operation difficulty and low operation efficiency when the cable skin is peeled.
In order to achieve the purpose, the invention is realized by the following technical scheme:
in a first aspect, an embodiment of the present invention provides a power cable cutting device, which includes a sleeve, two fixing devices and a cutting device, where the two fixing devices are symmetrically disposed on two sides of the sleeve, and the fixing devices fix a cable at a central position of the sleeve, so that an axis of the cable coincides with an axis of the sleeve. The cutting device comprises a circular cutting mechanism and a longitudinal cutting mechanism, the circular cutting mechanism performs circular cutting on the cable, and the longitudinal cutting mechanism performs longitudinal cutting on the cable.
Furthermore, the fixing device comprises a connecting block, a roller seat and two rollers, the connecting block is a rectangular block, the roller seat is fixed at one end of the connecting block, the roller seat is located inside the sleeve, and the two rollers are rotatably connected with the roller seat through rotating shafts.
Furthermore, a rectangular hole is formed in the side wall of the sleeve, and the connecting block penetrates through the rectangular hole and can move freely.
Further, the sleeve is further provided with an ejector rod, and the connecting block is locked through the ejector rod.
Furthermore, the girdling mechanism includes head rod and girdling blade, head rod week side is provided with the external screw thread, the sleeve inner wall is provided with the through-hole, is provided with the internal thread with head rod external screw thread looks adaptation in the through-hole, head rod and sleeve threaded connection.
Further, the ring cutting blade is fixedly installed at one end of the first threaded rod, and a tool nose of the ring cutting blade faces the inner side of the sleeve.
Further, the slitting mechanism comprises a second connecting rod, a sliding block and slitting blades, external threads are arranged on the periphery of the second connecting rod, a through hole is formed in the sliding block, internal threads matched with the external threads of the second connecting rod are arranged in the through hole, and the connecting rod is in threaded connection with the sliding block.
Furthermore, a sliding groove matched with the sliding block is formed in the inner wall of the sleeve, the sliding block can move in the sliding groove along the axial direction of the sleeve, and a return spring is arranged between the sliding block and the bottom of the sliding groove.
Further, the longitudinal cutting blade is fixedly arranged at one end of the second connecting rod, and the blade tip of the longitudinal cutting blade faces the inner side of the sleeve.
In a second aspect, an embodiment of the present invention further provides a power cable cutting method, which utilizes the power cable cutting device as described above; the method comprises the following steps:
firstly, the sleeve is sleeved on a cable, and the two roller seats are adjusted to clamp the cable at the central position of the sleeve, so that the axis of the cable is superposed with the axis of the sleeve.
During circular cutting, the first connecting rod is rotated to drive the circular cutting blade to move towards the cable, the distance between the circular cutting blade and the cable is adjusted, the depth of the circular cutting blade cut into the cable is controlled, and finally circular cutting of the cable is completed through the rotating sleeve.
And during longitudinal cutting, the second connecting rod is rotated to drive the longitudinal cutting blade to move towards the cable, the distance between the longitudinal cutting blade and the cable is adjusted, the depth of the longitudinal cutting blade cut into the cable is controlled, and finally the second connecting rod is pulled to enable the longitudinal cutting mechanism to move along the sliding groove so as to complete longitudinal cutting of the cable.
Compared with the prior art, the invention has the beneficial effects that:
the cable is positioned through the fixing device, the axis of the cable is coincided with the axis of the sleeve, the phenomenon that the cable sheath is scratched when the cable is cut is avoided, and the smoothness of the cut of the cable sheath is guaranteed.
The cable sheath is cut and stripped by the ring cutting mechanism and the longitudinal cutting mechanism, the wire stripping efficiency is improved, the cutter is located inside the sleeve, the cutter is not exposed, and potential safety hazards are reduced.
Drawings
The accompanying drawings, which are included to provide a further understanding of the disclosure, illustrate embodiments of the disclosure and together with the description serve to explain the disclosure and are not to limit the disclosure.
Fig. 1 is a schematic side view of a power cable cutting apparatus according to an embodiment of the present disclosure;
fig. 2 is a front sectional view of a power cable cutting device according to an embodiment of the present disclosure.
Wherein, 1, a sleeve; 2. connecting blocks; 3. a roller seat; 4. a roller; 5. carrying out top thread; 6. a first connecting rod; 7. a ring cutting blade; 8. a second connecting rod; 9. a slider; 10. a slitting blade; 11. a chute; 12. a return spring.
Concrete real-time mode
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this disclosure belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present disclosure. As used herein, the singular forms "a", "an", and/or "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof;
for convenience of description, the words "up", "down", "left" and "right" in this disclosure, if any, merely indicate that the directions of movement are consistent with those of the figures themselves, and are not limiting in structure, but merely facilitate the description of the invention and simplify the description, rather than indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present disclosure.
Example 1
In an exemplary embodiment of the present disclosure, as shown in fig. 1-2, a power cable cutting apparatus is provided.
The utility model provides a power cable cutting device, includes sleeve 1, sleeve tip is provided with fixing device, the inside one end that is close to fixing device of sleeve still is provided with cutting device, cutting device includes circular cutting mechanism and slitting mechanism, fixing device is used for fixing the cable, circular cutting mechanism carries out the circular cutting to the cable, slitting mechanism carries out the slitting to the cable to the realization is peeled off the cutting of cable crust.
Fixing device is two, and the symmetry sets up the sleeve left and right sides, and two fixing device structures are unanimous, fixing device includes connecting block 2, gyro wheel seat 3 and two gyro wheels 4, and wherein the connecting block is the rectangular block, and is corresponding, has seted up the rectangular hole on the sleeve lateral wall, and the connecting block runs through in the rectangular hole and can freely move, still be provided with ejector pin 5 on the sleeve, can lock the connecting block through the ejector pin, the one end of connecting block is fixed with the gyro wheel seat, and the gyro wheel seat is located inside the sleeve, and two gyro wheels rotate through pivot and gyro wheel seat and are connected.
The two roller seats are provided with four rollers in total and are arranged on two opposite sides of the outer wall of the cable in pairs, the four rollers are positioned on the same horizontal plane, the axes of the four rollers are all arranged in parallel with the axis of the sleeve, the rollers can surround the outer wall of the cable, and the cable is fixed in the middle of the sleeve, so that the axis of the cable is coincided with the axis of the sleeve. The roller can rotate along the circumference of the cable but cannot rotate along the axis of the cable.
The ring cutting mechanism and the slitting mechanism are independently arranged and are respectively positioned on the upper side and the lower side of the sleeve, and the axis of the ring cutting mechanism coincides with the axis of the slitting mechanism. The ring cutting mechanism comprises a first connecting rod 6 and a ring cutting blade 7, external threads are arranged on the peripheral sides of the first connecting rod, a through hole is formed in the inner wall of the sleeve, internal threads matched with the external threads of the first connecting rod are arranged in the through hole, the first connecting rod is connected with the sleeve threads, the ring cutting blade is fixedly installed at one end of the first threaded rod, and the tool tip of the ring cutting blade faces the inner side of the sleeve. The ring cutting blade can rotate along the circumferential direction of the cable through the rotating sleeve, and the ring cutting of the cable is realized.
The slitting mechanism comprises a second connecting rod 8, a sliding block 9 and a slitting blade 10, wherein external threads are arranged on the periphery of the second connecting rod, the sliding block is provided with a through hole, internal threads matched with the external threads of the second connecting rod are arranged in the through hole, the second connecting rod is in threaded connection with the sliding block, and the slitting blade is fixedly arranged at one end of the second connecting rod. The inner wall of the sleeve is provided with a sliding groove 11 matched with the sliding block, the sliding block can freely move in the sliding groove along the axial direction of the sleeve, a return spring 12 is arranged between the sliding block and the bottom of the sliding groove, and the sliding block is restored to the original position through the return spring. The longitudinal cutting mechanism is placed in the sliding groove, and the blade tip of the longitudinal cutting blade faces the inner side of the sleeve.
Example 2
In another exemplary embodiment of the present disclosure, as shown in fig. 1 to 2, there is provided a power cable cutting method using the power cable cutting apparatus as described in example 1.
The method comprises the following steps:
firstly, the sleeve is sleeved on a cable, and the two roller seats are adjusted to clamp the cable at the central position of the sleeve, so that the axis of the cable is superposed with the axis of the sleeve. When the ring cutting is carried out, the first connecting rod is rotated to drive the ring cutting blade to move towards the cable, the distance between the ring cutting blade and the cable is adjusted, the depth of the ring cutting blade cut into the cable is controlled, and finally, the ring cutting of the cable is completed through the rotating sleeve.
When longitudinal cutting is carried out, the second connecting rod is rotated to drive the longitudinal cutting blade to move towards the cable, the distance between the longitudinal cutting blade and the cable is adjusted, the depth of the longitudinal cutting blade cut into the cable is controlled, finally, the second connecting rod is pulled to enable the longitudinal cutting mechanism to move along the sliding groove, longitudinal cutting of the cable is completed, and after hands are loosened, the longitudinal cutting mechanism returns to the original position under the action of the reset spring.
The operation is circularly carried out, and the cutting and the separation of the cable sheath are realized.
The above description is only a preferred embodiment of the present disclosure and is not intended to limit the present disclosure, and various modifications and changes may be made to the present disclosure by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present disclosure should be included in the protection scope of the present disclosure.
Claims (10)
1. The utility model provides a power cable cutting device, its characterized in that, includes sleeve, fixing device and cutting device, fixing device is equipped with two, and the symmetry sets up in the sleeve both sides, fixing device fixes the cable in sleeve central point and puts, makes cable axis and sleeve axis coincidence, cutting device includes ring cutting mechanism and rip cutting mechanism, ring cutting mechanism carries out the hoop cutting to the cable, rip cutting mechanism carries out vertical cutting to the cable.
2. The power cable cutting apparatus as claimed in claim 1, wherein the fixing means includes a connecting block, a roller holder and two rollers, the connecting block is a rectangular block, the roller holder is fixed to one end of the connecting block, the roller holder is located inside the sleeve, and the two rollers are rotatably connected to the roller holder through a rotating shaft.
3. A power cable cutting apparatus as claimed in claim 2, wherein the sleeve has a rectangular hole formed in a side wall thereof, and the connecting block is inserted through the rectangular hole and is freely movable.
4. A power cable cutting device as claimed in claim 2, wherein the sleeve is further provided with a push rod by which the connecting block is locked.
5. The power cable cutting device according to claim 1, wherein the ring cutting mechanism comprises a first connecting rod and a ring cutting blade, wherein an external thread is disposed around the first connecting rod, a through hole is disposed in the inner wall of the sleeve, an internal thread adapted to the external thread of the first connecting rod is disposed in the through hole, and the first connecting rod is threadedly connected to the sleeve.
6. A power cable cutting device according to claim 5, wherein the ring cutter blade is fixedly mounted to one end of the first threaded shaft, the point of the ring cutter blade facing the inside of the sleeve.
7. The power cable cutting device according to claim 1, wherein the slitting mechanism includes a second connecting rod, a slider, and a slitting blade, wherein an external thread is provided around the second connecting rod, the slider has a through hole, an internal thread adapted to the external thread of the second connecting rod is provided in the through hole, and the connecting rod is threadedly connected to the slider.
8. A power cable cutting device according to claim 7, wherein the sleeve has a slot on its inner wall for engaging with a slide block, the slide block being movable in the slot in the axial direction of the sleeve, and a return spring is provided between the slide block and the bottom of the slot.
9. A power cable cutting device as claimed in claim 8, wherein said slitting blade is fixedly arranged at one end of the second connecting rod, the cutting tip of said slitting blade facing the inside of the sleeve.
10. A power cable cutting method using the power cable cutting apparatus according to any one of claims 1 to 9, characterized by comprising the steps of:
firstly, sleeving a sleeve on a cable, and adjusting two roller seats to clamp the cable at the central position of the sleeve so as to enable the axis of the cable to be coincident with the axis of sleeve;
during circular cutting, the first connecting rod is rotated to drive the circular cutting blade to move towards the cable, the distance between the circular cutting blade and the cable is adjusted, the depth of the circular cutting blade cut into the cable is controlled, and finally the sleeve is rotated to complete circular cutting of the cable;
and during longitudinal cutting, the second connecting rod is rotated to drive the longitudinal cutting blade to move towards the cable, the distance between the longitudinal cutting blade and the cable is adjusted, the depth of the longitudinal cutting blade cut into the cable is controlled, and finally the second connecting rod is pulled to enable the longitudinal cutting mechanism to move along the sliding groove so as to complete longitudinal cutting of the cable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111276574.8A CN113964740A (en) | 2021-10-29 | 2021-10-29 | Power cable cutting device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111276574.8A CN113964740A (en) | 2021-10-29 | 2021-10-29 | Power cable cutting device and method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113964740A true CN113964740A (en) | 2022-01-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111276574.8A Pending CN113964740A (en) | 2021-10-29 | 2021-10-29 | Power cable cutting device and method |
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| Country | Link |
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| CN (1) | CN113964740A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114436038A (en) * | 2022-02-25 | 2022-05-06 | 徐州标格电子科技有限公司 | Power cable lays and uses conveyer |
| CN115483649A (en) * | 2022-10-18 | 2022-12-16 | 山东纪凯电缆科技有限公司 | Power cable circular cutting device and power cable damage maintenance equipment |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207234299U (en) * | 2017-09-11 | 2018-04-13 | 淮南新光神光纤线缆有限公司 | A kind of portable cable peeler |
| CN212784553U (en) * | 2020-07-01 | 2021-03-23 | 国网天津市电力公司 | Cable sheath stripping and cutting tool |
| CN213989925U (en) * | 2020-09-23 | 2021-08-17 | 合肥市深朝电子有限公司 | Wiring harness insulation layer stripping device |
-
2021
- 2021-10-29 CN CN202111276574.8A patent/CN113964740A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207234299U (en) * | 2017-09-11 | 2018-04-13 | 淮南新光神光纤线缆有限公司 | A kind of portable cable peeler |
| CN212784553U (en) * | 2020-07-01 | 2021-03-23 | 国网天津市电力公司 | Cable sheath stripping and cutting tool |
| CN213989925U (en) * | 2020-09-23 | 2021-08-17 | 合肥市深朝电子有限公司 | Wiring harness insulation layer stripping device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114436038A (en) * | 2022-02-25 | 2022-05-06 | 徐州标格电子科技有限公司 | Power cable lays and uses conveyer |
| CN115483649A (en) * | 2022-10-18 | 2022-12-16 | 山东纪凯电缆科技有限公司 | Power cable circular cutting device and power cable damage maintenance equipment |
| CN115483649B (en) * | 2022-10-18 | 2023-08-11 | 山东纪凯电缆科技有限公司 | Power cable damage overhauling equipment |
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Application publication date: 20220121 |
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| RJ01 | Rejection of invention patent application after publication |