CN111326993B - Cable outer sheath cutting device - Google Patents
Cable outer sheath cutting device Download PDFInfo
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- CN111326993B CN111326993B CN202010262645.8A CN202010262645A CN111326993B CN 111326993 B CN111326993 B CN 111326993B CN 202010262645 A CN202010262645 A CN 202010262645A CN 111326993 B CN111326993 B CN 111326993B
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- cutting blade
- cable
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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
- H02G1/1251—Machines the cutting element not rotating about the wire or cable
- H02G1/126—Machines the cutting element not rotating about the wire or cable making a longitudinal cut
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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
- H02G1/127—Features relating to cutting elements
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- Removal Of Insulation Or Armoring From Wires Or Cables (AREA)
Abstract
The invention relates to a cable outer sheath splitting device which comprises a driving mechanism, an upper driving cutting assembly and a lower driving cutting assembly, wherein the upper driving cutting assembly comprises a lower mounting frame, a lower cutting blade assembly connected to the lower mounting frame and two lower driving rollers which are rotatably connected to the lower mounting frame and arranged in parallel, the lower cutting blade assembly is positioned between the two lower driving rollers, and the lower cutting blade assembly comprises a lower cutting blade; the upper driving cutting assembly comprises an upper mounting frame, an upper cutting blade assembly connected to the upper mounting frame and two upper driving rollers which are rotatably connected to the upper mounting frame and arranged in parallel, the upper cutting blade assembly is positioned between the two upper driving rollers, and the upper cutting blade assembly comprises an upper cutting blade; the driving mechanism is used for driving the upper driving roller and the lower driving roller to rotate. The invention provides a splitting device for an outer sheath of a cable, which solves the problem of labor waste caused by manually peeling off the protective sheath of the cable by a knife.
Description
Technical Field
The invention relates to the technical field of cable construction, in particular to a splitting device for an outer sheath of a cable.
Background
The cable is composed of a cable core wire with a metal structure and a cable outer sheath with an insulating structure, wherein the cable outer sheath is wrapped outside the cable core wire. In the process of cable construction, the cable outer sheath at the end of the cable needs to be stripped (some cables are stripped by one section, and some cables are stripped by the outer sheath on the whole cable). Because the wire stripper can only be suitable for stripping the power line with smaller diameter, and the diameter of the cable is unobstructed and thicker and can not be stripped through the wire stripper, the existing tool for stripping the cable protective sleeve is a knife, namely the cable protective sleeve is manually cut open by the knife and then stripped, and the defect of labor waste is caused by manual cutting.
Disclosure of Invention
The invention provides a splitting device for an outer sheath of a cable, which solves the problem of labor waste caused by manually splitting a cable protective sleeve by a knife.
The technical problem is solved by the following technical scheme: a cable outer sheath splitting device comprises a rack, wherein a driving mechanism, an upper driving cutting assembly and a lower driving cutting assembly are arranged on the rack, the lower driving cutting assembly comprises a lower mounting frame, a lower cutting blade assembly connected to the lower mounting frame and two lower driving rollers which are rotatably connected to the lower mounting frame and arranged in parallel, the lower cutting blade assembly is located between the two lower driving rollers, and the lower cutting blade assembly comprises a lower cutting blade; the upper driving cutting assembly comprises an upper mounting frame, an upper cutting blade assembly connected to the upper mounting frame and two upper driving rollers which are rotatably connected to the upper mounting frame and arranged in parallel, the upper cutting blade assembly is located between the two upper driving rollers, and the upper cutting blade assembly comprises an upper cutting blade; the driving mechanism is used for driving the upper driving rollers and the lower driving rollers to rotate, and the two upper driving rollers and the two lower driving rollers are aligned in a one-to-one correspondence mode to clamp the cable so as to drive the cable to move horizontally. During the use, actuating mechanism drive lower limit drive roller rotates, insert drive cutting assembly and drive down between the cutting assembly with the cable along the direction of drive roller under the perpendicular to, cable inlet wire translation under the centre gripping of upper and lower drive roller and rotation effect, the cable lag is dissected two and is followed the two cutting gaps that the cable extending direction extends when cutting blade about the cable process, then break off the cable lag along cutting gap and make the cable lag separate with the cable core (if the bonding force between cable lag and the cable core is less certainly, also can produce the separation that drops automatically between cable lag and the cable core, then do not need the manual work to part this moment). The cutting gaps cut in the process of cutting the cable are positioned in the vertical direction of the cable, so that the situation that when the cut end of the cable does not extend out of the cable protection sleeve, the cable protection sleeve and a cable core wire are separated, and the smoothness of cutting is affected (particularly, the cable protection sleeve is not separated when entering the space between an upper driving roller and a lower driving roller which are far away from a feeding section). Two pairs of driving rollers are arranged, and two pairs of cutting blades are arranged between the two pairs of driving rollers, so that the position accuracy in the sectioning process can be improved, and the cable protective sleeve can be reliably sectioned (namely, radially penetrated).
Preferably, the lower driving roller is provided with a lower annular groove extending along the circumferential direction of the upper driving roller, a generatrix of the lower annular groove is a V-shaped broken line, the upper driving roller is provided with an upper annular groove extending along the circumferential direction of the lower driving roller and aligned with the lower annular groove, the generatrix of the upper annular groove is a V-shaped broken line, the lower cutting blade is aligned with the groove bottom of the lower annular groove, and the upper cutting blade is aligned with the groove bottom of the upper annular groove. The position that the drive roller drive cable can be made the cable to be dissected to be located same straight line, reliability when further having improved the cable shield cover dissection thoroughly.
Preferably, included angles between generatrices of two side walls of the lower annular groove and a vertical plane perpendicular to the axis of the lower driving roller are equal; and included angles between generatrices of the two side walls of the upper annular groove and a vertical plane vertical to the axis of the upper driving roller are equal. Two cutting gaps formed in the cable protective sleeve during sectioning are located on a plane passing through the center line of the cable, so that labor is saved during subsequent stripping of the cable protective sleeve (if deviation is generated, the protective sleeve with a large central angle in the two cut cable protective sleeves is not easy to strip).
As preferred, be equipped with a plurality of vertical guide posts, a plurality of lead screw and drive lead screw pivoted elevator motor in the frame, erect the guide post with the lead screw is parallel, the lead screw includes upper segment and hypomere, the screw direction of upper segment and the screw direction of hypomere are opposite, mounting bracket threaded connection is in down establish a plurality of lower guiding holes on erecting the guide bar with being equipped with one-to-one ground cover on the hypomere, it establishes a plurality of guiding holes on erecting the guide bar with being equipped with one-to-one ground to go up mounting bracket threaded connection in the upper segment. The gap between the upper drive cutting assembly and the lower drive cutting assembly can be adjusted to accommodate sectioning of cable jackets for cables of different diameters. The universality is good.
Preferably, a lower thread sleeve is arranged on the lower mounting frame, and the lower mounting frame is in threaded connection with the lower section through the lower thread sleeve; the upper mounting frame is provided with an upper thread sleeve, and the upper mounting frame is connected with the upper section through the upper thread sleeve. Can be connected with the vertical rod conveniently through the upper and lower mounting frames.
As preferred, it has four, four to erect the guide post two liang of distributions in the both ends of drive roller down, four erect the guide post and be the quadrangle and distribute, the lead screw has two, two the lead screw distributes the both ends of drive roller down, be equipped with driven synchronous pulley on the lead screw, elevator motor's power output shaft is connected with initiative flat belt pulley, initiative synchronous flat belt pulley and driven synchronous pulley link together through synchronous flat belt. The stability during lifting is good.
Preferably, the lower cutting blade assembly further comprises a lower mounting plate and a lower force limiter for enabling the lower cutting blade to move downwards when the force of the lower cutting blade pressing the cable is greater than a set value, and the lower cutting blade is connected to the lower mounting plate through the lower mounting plate; the upper cutting blade assembly further includes an upper mounting plate and an upper force limiter for moving the lower cutting blade downward when a force of the upper cutting blade pressing the cable is greater than a set value, the upper cutting blade being coupled to the upper mounting plate through the upper mounting plate. The cutting device can avoid the phenomenon that the blade is damaged due to cutting of the cable core when jumping occurs in the cutting process.
Preferably, the lower force limiter comprises a lower connecting frame, a lower cutting blade connecting rod and a lower force limiting spring, the lower force limiting spring drives the lower connecting frame to move upwards and is abutted with the lower mounting plate, one end of the lower cutting blade connecting rod is connected with the lower connecting frame, the lower cutting blade is connected to the other end of the lower cutting blade connecting rod, and the lower connecting frame and the lower cutting blade are distributed on two sides of the lower mounting plate; the upper limit force device comprises an upper connecting frame, an upper cutting blade connecting rod and an upper limit force spring which drives the upper connecting frame to move downwards and is abutted with the upper mounting plate, one end of the upper cutting blade connecting rod is connected with the upper connecting frame, the upper cutting blade is connected to the other end of the upper cutting blade connecting rod, and the upper connecting frame and the upper cutting blade are distributed on two sides of the upper mounting plate. A concrete structure of a force limiter is provided. The force to which the cutting blade is subjected when cutting the cable core increases significantly, and at this time the force overcomes the elastic force of the force limiting spring and moves in a direction away from the cable to avoid cutting the cable core.
Preferably, the lower limiting stopper further comprises a lower connecting rod, one end of the lower connecting rod is connected with the lower connecting frame, the other end of the lower connecting rod penetrates through the lower mounting plate, one end of the lower force limiting spring is connected with the lower mounting plate, the other end of the lower force limiting spring is connected with the other end of the lower connecting rod, and the lower mounting plate is located between the lower connecting frame and the lower force limiting spring; go up the stopper and still include the last connecting rod that one end links together with last link, the other end of going up the connecting rod passes go up the mounting panel, go up the one end of power spring with go up the mounting panel and link together, the other end links together with the other end of last connecting rod, it is located to go up the mounting panel go up between link and the power spring. Simple structure, it is convenient when fixed limit force spring.
Preferably, the lower force limiting spring is sleeved on the lower connecting rod; the upper force limiting spring is sleeved on the upper connecting rod. The connection reliability is good.
Preferably, the lower connecting frame is provided with a lower threaded hole, and the lower connecting rod is in threaded connection with the lower threaded hole and is connected with the lower connecting frame; the upper connecting frame is provided with an upper threaded hole, and the upper connecting rod is in threaded connection with the upper threaded hole and is connected with the upper connecting frame. The pretightening force of the limiting spring can be adjusted, so that the limiting spring meets the force limiting requirements when different cables are cut.
Preferably, the upper threaded hole is a through hole, and the lower threaded hole is a through hole. The adjusting requirement of the spring in a large range can be met when the connecting frame is thin.
Preferably, the lower cutting blade connecting rod penetrates through the lower connecting frame, the lower cutting blade connecting rod is in threaded connection with the lower connecting frame, the lower cutting blade is provided with a lower cutter holder, the lower cutting blade connecting rod is rotatably connected to the lower cutter holder and is connected with the lower cutting blade, and the lower cutter holder is provided with a lower vertical rotation stopping slide rod penetrating through the lower connecting plate; the upper cutting blade connecting rod penetrates through the upper connecting frame, the upper cutting blade connecting rod is in threaded connection with the upper connecting frame, the upper cutting blade is provided with an upper cutter holder, the upper cutting blade connecting rod is rotatably connected to the upper cutter holder and is connected with the upper cutting blade, and the upper cutter holder is provided with an upper vertical rotation stopping sliding rod penetrating through the upper connecting plate. The distance between the cutting blade and the drive roller can be adjusted to both vary the depth of approach to accommodate variations in the thickness of the cable jacket and to improve the distribution during manufacture.
Preferably, the lower cutting blade is provided with a lower tool apron, a lower cutting blade connecting rod is connected to the lower tool apron and is connected with the lower cutting blade, the lower tool apron is provided with a lower tool apron part fork head, a lower cutter shaft is arranged in the lower tool apron part fork head, the lower cutting blade is a circular blade and is installed on the lower cutter shaft, a lower limiting wheel coaxial with the lower cutting blade is arranged on the lower cutter shaft, and the distance from the lower cutting blade to the lower limiting wheel is equal to the thickness of the cable outer sheath; the upper cutter blade is provided with an upper cutter seat, the upper cutter blade connecting rod is connected to the upper cutter seat and connected with the upper cutter blade, the upper cutter seat is provided with an upper cutter seat fork, an upper cutter shaft is arranged in the upper cutter seat fork, the upper cutter blade is a circular blade and is mounted on the upper cutter shaft, an upper limiting wheel coaxial with the upper cutter blade is arranged on the upper cutter shaft, and the distance of the upper cutter blade extending out of the upper limiting wheel is equal to the thickness of the cable outer sheath. The reliability in protecting the cutting blade can be further improved.
The device also comprises two cut cable outer sheath stripping mechanisms which are distributed along the axial direction of the lower driving roller and are positioned on the discharge side of the lower driving roller, wherein each cut cable outer sheath stripping mechanism comprises a pressing rod, a pressing rod driving cylinder which drives the pressing rod to press the cable outer sheath, a blocking rod which extends in the vertical direction and is used for blocking a cable core wire and the cable outer sheath which are in a separated state, and a blocking rod lifting cylinder which drives the blocking rod to lift. When the cable stripping mechanism is used, when a cable reaches between two cut cable outer sheath stripping mechanisms, the pressing rod is driven by the pressing rod driving cylinder to press the pressing rod on the cable to prevent the cable protective sleeve from moving forwards, and a cable core wire continues to move forwards, so that two halves of the cable protective sleeve are bulged to form a hole with the cable core wire, the blocking rod is driven by the blocking rod lifting cylinder to be inserted into the hole, and the pressing effect of pressing the cable with the degree of the pressing rod is released. The blocking bar is separated between the cable protective sleeve and the cable core wire to play the role of a knife, so that the cut cable protective sleeve is completely separated from the cable. This technical scheme can peel off the cable of cutting open when cutting open the cable.
Preferably, the pressing end of the pressing rod is provided with a sharp head. The pressing rod can be inserted into the cable protective sleeve. The cable protection sleeve is prevented from moving forward along with the cable core wire, and the reliability is good.
Preferably, the cut cable outer sheath peeling mechanism further includes a stopper rod which abuts against the cable protective sheath when the pressing rod is away from the cable protective sheath, so that the pressing rod is separated from the cable protective sheath, thereby improving reliability when the pressing rod is separated from the cable protective sheath.
The invention has the following advantages: can realize dissecting open the cable protection cover for it is laborsaving when dissecting the cable protection cover.
Drawings
FIG. 1 is a schematic perspective view of the present invention with the housing removed;
FIG. 2 is a top view of the lower drive cutting assembly;
FIG. 3 is a schematic bottom view of the upper drive cutter assembly;
FIG. 4 is a right side schematic view of the upper cutting blade assembly;
FIG. 5 is a schematic perspective view of the present invention;
fig. 6 is a schematic top view of the second embodiment of the present invention in use.
In the figure: the device comprises a device shell 1, a feeding guide opening 2, a bottom plate 3, a top plate 4, a supporting foot 5, a vertical guide column 6, a screw rod 7, an upper section 8, a lower section 9, a driven synchronous belt pulley 10, a tensioning synchronous flat belt pulley 11, a lifting motor 12, a driving flat belt pulley 13, a synchronous flat belt 14, a lower mounting frame 15, a lower driving roller 17, a lower thread bushing 18, a lower guide hole 19, a lower cutting blade 20, a lower annular groove 21, an upper mounting frame 22, an upper driving roller 24, an upper thread bushing 25, an upper guide hole 26, an upper cutting blade 27, an upper annular groove 28, a driving motor 29, a first driven gear 30, a second driven gear 31, a third driven gear 32, a fourth driven gear 33, an upper mounting plate 34, an upper connecting frame 35, an upper cutting blade connecting rod 36, an upper limit force spring 37, an upper connecting rod 38, an upper pressing block 39, an upper tool apron 40, an upper tool apron fork head 41, an upper tool shaft 42, the upper cutting blade extends out of the upper limit wheel by a distance L, a lower blade holder part fork head 45, a lower blade shaft 46, a lower limit wheel 47, a pressing rod 48, a pressing rod driving cylinder 49, a cable core wire 50, a cable outer sheath 51, a blocking rod 52, a blocking rod lifting cylinder 53, a pointed end 54, a stop rod 58, a cable 55, a cutting gap 56, a hole 57, a handle 59 and an upper vertical rotation stopping slide rod 60.
Detailed Description
The invention is further described with reference to the following figures and examples.
In a first embodiment, referring to fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, a device for splitting an outer sheath of a cable includes a rack, and an equipment housing 1 is disposed on the rack. The right side of shell is equipped with feeding guide port 2, and the left side is equipped with the discharge gate. The housing comprises a bottom plate 3 and a top plate 4. The bottom plate is provided with supporting legs 5. The bottom plate and the top plate are connected together by 4 vertical guide posts 6. The four vertical guide columns are distributed in a quadrilateral shape. Two screw rods 7 distributed along the front-back direction are also arranged between the bottom plate and the bottom plate. The vertical guide posts are parallel to the screw rod. The screw comprises an upper section 8 and a lower section 9. The thread direction of the upper section is opposite to that of the lower section. The lower end of the lower section is rotatably connected to the bottom plate. The upper section is rotationally connected with the top plate. The screw rod is provided with a driven synchronous belt pulley 10. The top plate is also provided with a tensioning synchronous flat belt wheel 11. The power output shaft of the lifting motor 12 is connected with a driving flat belt wheel 13. The lifting motor is fixed on the top plate. The driving synchronous flat belt pulley, the driven synchronous belt pulley and the tensioning synchronous flat belt pulley are connected together through a synchronous flat belt 14. The frame is provided with a driving mechanism, an upper driving cutting assembly and a lower driving cutting assembly.
The lower drive cutting assembly comprises a lower mounting frame 15, a lower cutting blade assembly and two lower drive rollers 17 rotatably connected to the lower mounting frame in parallel arrangement. The lower mounting frame is provided with two lower threaded sleeves 18 and 4 guide holes 19. The 4 vertical guide posts penetrate through the 4 guide holes in a one-to-one correspondence mode. The two upper thread sleeves are in one-to-one correspondence threaded connection with the lower section. Four vertical guide posts are distributed at two ends of the lower driving roller in pairs. Two screw rods are distributed at two ends of the lower driving roller. The lower cutting blade assembly is located between two lower drive rollers. The lower cutting blade assembly includes a lower cutting blade 20. The lower driving roller extends in the front-rear direction. The lower drive roller is provided with a lower annular groove 21 extending circumferentially of the upper drive roller. The generatrix of the lower annular groove is a V-shaped broken line. The lower cutting blade is aligned with the bottom of the lower annular groove. The included angle between the generatrix of the two side walls of the lower annular groove and the vertical plane vertical to the axis of the lower driving roller is equal.
The upper drive cutting assembly includes an upper mounting frame 22, an upper cutting blade assembly and two upper drive rollers 24 rotatably connected in parallel arrangement on the upper mounting frame. The upper mounting frame is provided with two upper threaded sleeves 25 and 4 guide holes 26. The 4 vertical guide posts penetrate through the 4 guide holes in a one-to-one correspondence mode. The two upper thread sleeves are in one-to-one corresponding threaded connection with the upper section. Four vertical guide posts are distributed at two ends of the upper driving roller in pairs. Two screw rods are distributed at two ends of the upper driving roller. The upper cutting blade assembly is positioned between two upper drive rollers. The upper cutting blade assembly includes an upper cutting blade 27. The upper driving roller extends in the front-rear direction. The upper drive roller is provided with an upper annular groove 28 extending circumferentially of the upper drive roller. The generatrix of the upper ring groove is a V-shaped broken line. The upper cutting blade is aligned with the bottom of the upper annular groove. The included angle between the generatrix of the two side walls of the upper annular groove and the vertical plane vertical to the axis of the upper driving roller is equal. The two upper driving rollers and the two lower driving rollers are aligned in a one-to-one correspondence manner to clamp the cable so as to drive the cable to translate. The driving mechanism is used for driving the upper driving roller and the lower driving roller to rotate. The driving mechanism specifically comprises a driving motor 29, a driving gear connected to a power output shaft of the driving motor, a first driven gear 30 connected to the rear end of one lower driving roller and meshed with a main driving gear, a second driven gear 31 connected to the front end of one lower driving roller, a third driven gear 32 meshed with the second driven gear and a fourth driven gear 33 meshed with the third driven gear. The driving motor is fixed on the lower mounting seat frame. The third driven gear is rotatably connected to the lower mounting frame. The third driven gear is fixed on the other lower driving roller.
The upper cutting blade assembly also includes an upper mounting plate 34 and an upper force limiter that moves the lower cutting blade downward when the force with which the upper cutting blade presses the cable is greater than a set value. The upper mounting plate is connected to the upper mounting frame. The upper force limiter comprises an upper connecting frame 35, an upper cutting blade connecting rod 36 and an upper force limiting spring 37 which drives the upper connecting frame to move downwards and is abutted with the upper mounting plate. One end of the upper cutting blade connecting rod is connected with the upper connecting frame through screw threads and is provided with a handle 59. The upper cutting blade is connected to the other end of the upper cutting blade connecting rod. The upper connecting frame and the upper cutting blade are distributed on two sides of the upper mounting plate. The upper limiter also includes an upper connecting rod 38 having one end connected to the upper connecting bracket. The other end of the upper connecting rod passes through the upper mounting plate and is provided with an upper pressing block 39. The upper force limiting spring is sleeved on the upper connecting rod. One end of the upper force limiting spring is connected with the upper mounting plate, and the other end of the upper force limiting spring is connected with the other end of the upper connecting rod (specifically connected with the upper pressing block). The upper mounting plate is positioned between the upper connecting frame and the upper limit force spring. The upper connecting frame is provided with an upper threaded hole. The upper threaded hole is a through hole. The upper connecting rod is connected with the upper connecting frame through threads in the upper threaded hole. The upper cutting insert is provided with an upper tool holder 40. The upper cutting blade connecting rod is rotatably connected to the upper tool apron and is connected with the upper cutting blade. When the upper cutting blade connecting rod is rotated, the upper cutting blade connecting rod rotates to drive the upper cutter holder to lift. The upper blade holder is provided with an upper blade holder part yoke 41. An upper cutter shaft 42 is arranged in the fork head of the upper cutter seat part. The upper cutting blade is a circular blade. The upper cutting blade is arranged on the upper cutter shaft. Two upper limiting wheels 43 which are coaxial with the upper cutting blade are arranged on the upper cutter shaft. The upper cutting blade is clamped between the two upper limiting wheels. The distance L of the upper cutting blade extending out of the upper limiting wheel is equal to the thickness of the cable outer sheath. An upper vertical rotation-stopping slide rod 60 penetrating the upper connecting plate is arranged on the upper cutter holder.
The lower cutting blade assembly is identical in construction to the upper cutting blade assembly. The underground cutting blade assembly further includes a lower mounting plate and a lower force limiter that moves the lower cutting blade downward when a force of the lower cutting blade pressing the cable is greater than a set value. The lower mounting plate is connected to the lower mounting frame. The lower limiting force device comprises a lower connecting frame, a lower cutting blade connecting rod and a lower limiting force spring which drives the lower connecting frame to move downwards and is connected with the lower mounting plate in an abutting mode. One end of the lower cutting blade connecting rod is connected with the lower connecting frame through screw threads. The lower cutting blade is connected to the other end of the lower cutting blade connecting rod. The lower connecting frame and the lower cutting blade are distributed on two sides of the lower mounting plate. The lower limiting stopper also comprises a lower connecting rod, one end of which is connected with the lower connecting frame. The other end of the lower connecting rod passes through the lower mounting plate and is provided with a lower pressing block. The lower force limiting spring is sleeved below the lower connecting rod. One end of the lower force limiting spring is connected with the lower mounting plate, and the other end of the lower force limiting spring is connected with the other end of the lower connecting rod (specifically connected with the lower pressing block). The lower mounting plate is positioned between the lower connecting frame and the lower limit force spring. The lower connecting frame is provided with a lower threaded hole. The lower threaded hole is a through hole. The lower connecting rod is connected with the lower connecting frame through threads in the lower threaded hole. The lower cutting blade is provided with a lower cutter seat. The lower cutting blade connecting rod is rotatably connected below the lower cutter holder and is connected with the lower cutting blade. When the lower cutting blade connecting rod is rotated, the lower cutting blade connecting rod rotates to drive the lower tool apron to lift. The lower blade holder is provided with a lower blade holder part fork head 45. A lower knife shaft 46 is arranged in the fork head of the lower knife seat part. The lower cutting blade is a circular blade. The lower cutting blade is arranged below the lower cutter shaft. Two lower limiting wheels 47 which are coaxial with the lower cutting blade are arranged below the lower cutter shaft. The lower cutting blade is clamped between two lower limiting wheels. The distance of the lower cutting blade extending out of the lower limiting wheel is equal to the thickness of the cable outer sheath. The lower tool apron is provided with a lower vertical rotation-stopping slide rod which is arranged on the lower connecting plate in a penetrating way.
When the cable cutting device is used, the distance between the upper driving cutting assembly and the lower driving cutting assembly can be adjusted according to the diameter of a cable, and the cable protective sleeve can be cut through to the upper cutting blade and the lower cutting blade. The lower limit driving roller is driven to rotate by the driving mechanism, the cable is inserted into the upper driving cutting assembly and the lower driving cutting assembly from the feeding guide port, the cable is fed into the lower driving roller in a horizontal moving mode under the clamping and rotating effects of the upper driving roller and the lower driving roller, the cable protective sleeve is cut into two cutting gaps distributed in the upper direction and the lower direction along the extension direction of the cable when the cable passes through the upper cutting blade and the lower cutting blade and is output from the discharge port, and then the cable protective sleeve is broken off along the cutting gaps to enable the cable protective sleeve to be separated from a cable core.
The second embodiment is different from the first embodiment in that:
referring to fig. 6, a pair of cut cable outer sheath stripping mechanisms distributed along the axial direction (i.e. front-back direction) of the lower driving roller and positioned on the discharging side of the lower driving roller is further included. The cut cable outer sheath peeling mechanism includes a pressing rod 48, a pressing rod driving cylinder 49 for driving the pressing rod to press the cable outer sheath, a blocking rod 52 extending in the up-down direction for blocking between the cable core 50 and the cable outer sheath 51 in a separated state, and a blocking rod elevating cylinder 53 for driving the blocking rod to ascend and descend. The pressing end of the pressing rod is provided with a sharp head 54. The cut cable jacket stripping mechanism further includes a stop bar 58 that abuts the cable jacket when the press bar is moved away from the cable jacket such that the press bar is separated from the cable jacket. When the cable 55 reaches between two cut cable outer sheath stripping mechanisms, the pressing rod is driven by the pressing rod driving cylinder to press the pressing rod on the cable to prevent the cable protective sleeve from moving forwards, and the cable core wire moves forwards continuously, so that the two halves of the cable protective sleeve separated by the cutting gap 56 formed by cutting are bulged to form a hole 57 with the cable core wire, the blocking rod lifting cylinder drives the blocking rod to be inserted into the hole, the pressing rod drives the cylinder to contract to enable the pressing rod to release the pressing effect on the cable (in the process, the pressing rod is reliably separated from the cable protective sleeve under the blocking effect of the blocking rod on the cable protective sleeve), and at the moment, the blocking rod is isolated between the cable protective sleeve and the cable core wire to play a role of a cutter, so that the cut cable protective sleeve is completely separated from the cable.
Claims (8)
1. A cable outer sheath splitting device is characterized by comprising a rack, wherein a driving mechanism, an upper driving cutting assembly and a lower driving cutting assembly are arranged on the rack, the lower driving cutting assembly comprises a lower mounting frame, a lower cutting blade assembly connected to the lower mounting frame and two lower driving rollers which are rotatably connected to the lower mounting frame and arranged in parallel, the lower cutting blade assembly is located between the two lower driving rollers, and the lower cutting blade assembly comprises a lower cutting blade; the upper driving cutting assembly comprises an upper mounting frame, an upper cutting blade assembly connected to the upper mounting frame and two upper driving rollers which are rotatably connected to the upper mounting frame and arranged in parallel, the upper cutting blade assembly is located between the two upper driving rollers, and the upper cutting blade assembly comprises an upper cutting blade; the driving mechanism is used for driving the upper driving rollers and the lower driving rollers to rotate, and the two upper driving rollers and the two lower driving rollers are aligned in a one-to-one correspondence manner to clamp the cable so as to drive the cable to translate; the machine frame is provided with a plurality of vertical guide posts, a plurality of screw rods and a lifting motor for driving the screw rods to rotate, the vertical guide posts are parallel to the screw rods, the screw rods comprise upper sections and lower sections, the thread direction of the upper sections is opposite to that of the lower sections, the lower mounting frame is in threaded connection with the lower sections and is provided with a plurality of lower guide holes which are sleeved on the vertical guide rods in a one-to-one correspondence manner, and the upper mounting frame is in threaded connection with the upper sections and is provided with a plurality of upper guide holes which are sleeved on the vertical guide rods in a one-to-one correspondence manner; it has four, four to erect the guide post two liang of both ends of distributing at the drive roller down, four erect the guide post and be the quadrangle and distribute, the lead screw has two, two the lead screw distributes the both ends of drive roller down, be equipped with driven flat belt wheel on the lead screw, elevator motor's power output shaft is connected with initiative flat belt wheel, initiative synchronous flat belt wheel links together through synchronous flat belt with driven flat belt wheel.
2. The cable jacket splitting apparatus according to claim 1, wherein said lower drive roller is provided with a lower annular groove extending circumferentially along said upper drive roller, wherein a generatrix of said lower annular groove is a "V" shaped fold line, wherein said upper drive roller is provided with an upper annular groove extending circumferentially along said lower drive roller and aligned with said lower annular groove, wherein a generatrix of said upper annular groove is a "V" shaped fold line, wherein said lower cutting blade is aligned with a groove bottom of said lower annular groove, and wherein said upper cutting blade is aligned with a groove bottom of said upper annular groove.
3. The cable jacket dissection device according to claim 2, wherein the generatrices of the two side walls of the lower annular groove are at equal angles to a vertical plane perpendicular to the axis of the lower drive roller; and included angles between generatrices of the two side walls of the upper annular groove and a vertical plane vertical to the axis of the upper driving roller are equal.
4. The cable outer sheath splitting device according to claim 1, wherein a lower threaded sleeve is provided on the lower mounting bracket, and the lower mounting bracket is screwed with the lower section through the lower threaded sleeve; the upper mounting frame is provided with an upper thread sleeve, and the upper mounting frame is connected with the upper section through the upper thread sleeve.
5. The cable jacket splitting apparatus according to claim 1, wherein the lower cutting blade assembly further comprises a lower mounting plate and a lower force limiter for moving the lower cutting blade downward when a force of the lower cutting blade pressing the cable is greater than a set value, the lower cutting blade being connected to the lower mounting plate through the lower mounting plate; the upper cutting blade assembly further includes an upper mounting plate and an upper force limiter for moving the lower cutting blade downward when a force of the upper cutting blade pressing the cable is greater than a set value, the upper cutting blade being coupled to the upper mounting plate through the upper mounting plate.
6. The cable jacket splitting apparatus according to claim 5, wherein the lower force limiter comprises a lower link, a lower cutting blade link and a lower force limiting spring for driving the lower link to move upward and abut against the lower mounting plate, one end of the lower cutting blade link is connected to the lower link, the lower cutting blade is connected to the other end of the lower cutting blade link, and the lower link and the lower cutting blade are distributed on both sides of the lower mounting plate; the upper limit force device comprises an upper connecting frame, an upper cutting blade connecting rod and an upper limit force spring which drives the upper connecting frame to move downwards and is abutted with the upper mounting plate, one end of the upper cutting blade connecting rod is connected with the upper connecting frame, the upper cutting blade is connected to the other end of the upper cutting blade connecting rod, and the upper connecting frame and the upper cutting blade are distributed on two sides of the upper mounting plate.
7. The cable sheath splitting apparatus according to claim 1, further comprising a pair of cut cable sheath splitting mechanisms disposed on a discharge side of the lower driving roller and axially distributed along the lower driving roller, wherein the cut cable sheath splitting mechanisms include a pressing rod, a pressing rod driving cylinder for driving the pressing rod to press the cable sheath, a blocking rod extending in an up-down direction for blocking the cable core wire and the cable sheath in a separated state, and a blocking rod lifting cylinder for driving the blocking rod to lift.
8. The cable jacket dissection device of claim 7, wherein the pressing end of the pressing rod is provided with a pointed tip.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010262645.8A CN111326993B (en) | 2020-04-07 | 2020-04-07 | Cable outer sheath cutting device |
| CN202011344782.2A CN112510598B (en) | 2020-04-07 | 2020-04-07 | Cable outer sheath cutting device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010262645.8A CN111326993B (en) | 2020-04-07 | 2020-04-07 | Cable outer sheath cutting device |
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| CN202011344782.2A Division CN112510598B (en) | 2020-04-07 | 2020-04-07 | Cable outer sheath cutting device |
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| CN111326993A CN111326993A (en) | 2020-06-23 |
| CN111326993B true CN111326993B (en) | 2021-03-02 |
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| CN202010262645.8A Active CN111326993B (en) | 2020-04-07 | 2020-04-07 | Cable outer sheath cutting device |
| CN202011344782.2A Active CN112510598B (en) | 2020-04-07 | 2020-04-07 | Cable outer sheath cutting device |
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| CN202011344782.2A Active CN112510598B (en) | 2020-04-07 | 2020-04-07 | Cable outer sheath cutting device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US8839695B2 (en) * | 2010-12-31 | 2014-09-23 | Jerry Lee Newman | Wire stripping device |
| US9748748B2 (en) * | 2011-08-16 | 2017-08-29 | Southwire Company, Llc | Cable stripper |
| CN102946073A (en) * | 2012-11-26 | 2013-02-27 | 重庆泰山电缆有限公司 | Wire-stripping machine for medium-high voltage cable |
| CN203205781U (en) * | 2013-04-19 | 2013-09-18 | 上海金丰电缆有限公司 | Wire stripping machine used for thermoplastic insulated wires and cables |
| CN107516853A (en) * | 2017-09-29 | 2017-12-26 | 陈功鸿 | A kind of power cord retracting device |
| CN108429197B (en) * | 2018-04-08 | 2020-01-03 | 浙江工业大学之江学院 | Cable peeling device |
| CN108520809A (en) * | 2018-05-04 | 2018-09-11 | 南安紫鲸铃工业设计有限公司 | A kind of novel cable stripping machine |
| CN109659870B (en) * | 2018-12-28 | 2020-11-03 | 徐州融创达电子科技有限公司 | Cable peeling device with adjusting function and peeling method |
| CN209544802U (en) * | 2019-04-25 | 2019-10-25 | 鹿志伟 | A kind of high-efficient electric engineering punck-down block |
| CN210074639U (en) * | 2019-08-12 | 2020-02-14 | 沈阳亨通光通信有限公司 | Cable stripping equipment |
| CN110752554A (en) * | 2019-11-06 | 2020-02-04 | 徐州迪沃通讯工程有限公司 | Bidirectional self-dropping type stripping machine for cable recovery and using method thereof |
| CN110957679A (en) * | 2019-12-26 | 2020-04-03 | 台州森多环保设备科技有限公司 | Steady line wire stripping machine |
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| Publication number | Publication date |
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| CN112510598A (en) | 2021-03-16 |
| CN112510598B (en) | 2022-07-01 |
| CN111326993A (en) | 2020-06-23 |
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