CN108400513B - Coaxial double-end cable cutting and stripping mechanism - Google Patents
Coaxial double-end cable cutting and stripping mechanism Download PDFInfo
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- CN108400513B CN108400513B CN201810215847.XA CN201810215847A CN108400513B CN 108400513 B CN108400513 B CN 108400513B CN 201810215847 A CN201810215847 A CN 201810215847A CN 108400513 B CN108400513 B CN 108400513B
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- cable
- stripping
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- knife
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
- H01R43/28—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for wire processing before connecting to contact members, not provided for in groups H01R43/02 - H01R43/26
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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
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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
Abstract
The invention discloses a coaxial double-end cable cutting and stripping mechanism which comprises a mounting seat and a wire clamping mechanical arm; the wire clamping mechanical arm is positioned on one side of the mounting seat, a ring cutting mechanism and a first stripping knife mechanism for ring cutting the cable insulation skin and cutting the cable are arranged at the end, close to the wire clamping mechanical arm, of the mounting seat, and a servo clamping mechanism for clamping the cable to move back and forth along the conveying direction is arranged on the mounting seat; a second stripping knife mechanism is arranged between the wire clamping mechanical arm and the first stripping knife mechanism; therefore, the two ends can be cut and stripped at one time, and the efficiency is improved.
Description
Technical Field
The invention relates to the field of cable cutting and stripping machinery, in particular to a coaxial double-end cable cutting and stripping mechanism.
Background
The cable cutting and stripping machine is used for stripping the insulating skin at the head of the cable so as to expose the conductor. The existing cable cutting and stripping machine cuts an insulating skin at the head of a cable to form a cut in a circular mode through a cutter, and the cutting and stripping cutter is used for processing the insulating skin to be stripped from the cut after the cable is pulled to move through a mechanical head. However, the existing cutting and stripping machine adopts a single-tool-rest cutting and stripping processing mode, so that only one end of the cable can be cut and stripped at one time, the cutting and stripping efficiency is low, and the existing production requirements cannot be met. In view of the above drawbacks, it is actually necessary to design a coaxial double-ended cable stripping mechanism.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: provides a coaxial double-end cable cutting and stripping mechanism to solve the problem of low cutting and stripping efficiency of the existing cutting and stripping machine.
In order to solve the technical problems, the technical scheme of the invention is as follows: the coaxial double-end cable cutting and stripping mechanism comprises a mounting seat and a wire clamping mechanical arm; the wire clamping mechanical arm is positioned on one side of the mounting seat, a ring cutting mechanism and a first stripping knife mechanism for ring cutting the cable insulation skin and cutting the cable are arranged at the end, close to the wire clamping mechanical arm, of the mounting seat, and a servo clamping mechanism for clamping the cable to move back and forth along the conveying direction is arranged on the mounting seat; a second stripping knife mechanism is arranged between the wire clamping mechanical arm and the first stripping knife mechanism; the cable passes behind servo fixture and the ring-cutting mechanism, double-layered line manipulator centre gripping cable tip and pulling cable motion, the ring-cutting mechanism cuts off the cable behind two incisions of ring-cutting on the cable, double-layered line manipulator with two sections cables of servo fixture centre gripping remove for the ring incision position of two sections cables is located respectively first stripping knife mechanism with second stripping knife mechanism position department, and first stripping knife mechanism with the centre gripping of second stripping knife mechanism is on the outer insulation skin of cable, double-layered line manipulator with servo fixture stimulates two sections cables respectively and removes, first stripping knife mechanism with second stripping knife mechanism peels off the insulation skin of two sections cable tips from the ring incision end respectively.
Further, the first stripping knife mechanism comprises a connecting seat arranged on the mounting seat, a first knife board and a second knife board arranged at the end part of the connecting seat, a first stripping knife arranged on the first knife board, a second stripping knife arranged on the second knife board, and a first driving mechanism arranged on the connecting seat and driving the first knife board and the second knife board to move in opposite directions or in opposite directions; the first stripping knife and the second stripping knife are oppositely arranged on the first knife board and the second knife board.
Furthermore, guide limit plates are arranged at the end parts of the connecting seat in parallel, and the first knife board and the second knife board are both positioned between the two guide limit plates; the first driving mechanism comprises a gear arranged on the connecting seat and a first motor for driving the gear to rotate; the first knife board is provided with a first tooth form meshed with the gear, and the second knife board is provided with a second tooth form meshed with the gear.
Further, the second stripping knife mechanism comprises a mounting assembly, a third knife board, a fourth knife board, a third stripping knife, a fourth stripping knife and a second driving mechanism; the second driving mechanism is arranged on the mounting assembly and drives the third knife board and the fourth knife board to move oppositely or oppositely; the third stripping knife and the fourth stripping knife are oppositely arranged on the third knife board and the fourth knife board.
Further, the second driving mechanism comprises a screw rod assembly and a guide rail which are arranged on the mounting assembly, a first nut and a second nut which are sleeved on the screw rod assembly, and a second motor which drives the screw rod assembly to rotate; the third cutting board is connected with the first nut and the first sliding block on the guide rail, and the fourth cutting board is connected with the second nut and the second sliding block on the guide rail.
Further, the lead screw subassembly is the screw rod that one end is left-handed screw, and the other end is right-handed screw, perhaps the lead screw subassembly includes left-handed screw and dextrorotation screw rod and connects the shaft coupling of left-handed screw and dextrorotation screw rod.
Furthermore, the wire clamping mechanical arm and the second stripping knife mechanism are both positioned on a rack, and a dislocation driving mechanism for driving the mounting seat to move is arranged on the rack; the dislocation driving mechanism drives the mounting seat to move in a direction perpendicular to the moving direction of the wire clamping manipulator.
Further, the ring cutting mechanism comprises a mounting shaft fixedly connected with the mounting seat, a first rolling bearing sleeved on the mounting shaft, a rotating sleeve sleeved on the first rolling bearing, a second rolling bearing and a first driven synchronizing wheel sleeved on the rotating sleeve, a second driven synchronizing wheel sleeved on the second rolling bearing, a connecting plate arranged at the end part of the second driven synchronizing wheel, two rotary cutters which are opposite and rotatably connected on the connecting plate, and a cutter feeding driving mechanism which drives the first driven synchronizing wheel to rotate and the second driven synchronizing wheel to rotate and pushes the two rotary cutters to feed or withdraw; the end part of the rotary sleeve is oppositely provided with two poking sliding grooves, the end parts of the two rotary cutters are provided with pulleys extending into the corresponding poking sliding grooves, and the connecting plate is provided with an arc-shaped groove for keeping away the pulleys; the first driven synchronizing wheel is fixedly connected with the rotating sleeve.
Furthermore, the feed driving mechanism comprises a second servo motor component connected with the mounting seat, a first driving synchronous wheel, a second driving synchronous wheel, a sliding plate, a servo power mechanism, a driven synchronous wheel and a guide wheel. A rotating shaft of the second servo motor assembly penetrates through the mounting seat; the first driving synchronous wheel and the second driving synchronous wheel are sleeved on a rotating shaft of the second servo motor component; the mounting seat is provided with a sliding chute, the sliding plate is arranged in the sliding chute, the servo power mechanism drives the sliding plate to slide along the sliding chute, the two driven synchronous wheels are rotationally connected to the sliding plate, and the four guide wheels are arranged on two sides of the sliding chute; the first synchronous belt is wound on the first driving synchronous wheel, the two driven synchronous wheels, the four guide wheels and the first driven synchronous wheel; and the second synchronous belt is wound on the second driving synchronous wheel and the second driven synchronous wheel.
Furthermore, the servo power mechanism comprises two second bearing seats arranged on the inner side of the mounting seat, a second ball screw rotationally connected with the two second bearing seats, a connecting block sleeved on a nut of the second ball screw, and a third servo motor driving the second ball screw to rotate; the connecting block is connected with the sliding plate; the second servo motor assembly comprises a motor base connected to the inner side of the mounting base, a fourth servo motor connected with the motor base, and a rotating shaft penetrating through the mounting base and connected with a rotating shaft of the fourth servo motor, and the rotating shaft is rotatably connected with the mounting base and the motor base; the first driving synchronous wheel and the second driving synchronous wheel are sleeved on the rotating shaft.
Further, the servo clamping mechanism comprises a linear guide rail and a ball screw which are arranged on the mounting seat, a moving seat which is sleeved on a ball nut of the ball screw, a servo motor which drives the ball screw to rotate, a mounting plate which is arranged on the moving seat, a supporting mechanism which is arranged on the mounting plate, a guide roller assembly which is arranged on the supporting mechanism, and a clamping mechanism which is arranged on the mounting plate; the cable is guided by the guide roller assembly to pass through the clamping mechanism.
Further, wire clamping manipulator includes the supporting seat, locates second linear guide on the supporting seat locates slide on the second linear guide, drive the slide is followed the gliding servo motor lead screw actuating mechanism of second linear guide, and locate fixture on the slide.
Compared with the prior art, the invention has the following beneficial effects:
the coaxial double-end cable cutting and stripping mechanism comprises a mounting seat and a wire clamping mechanical arm; the wire clamping mechanical arm is positioned on one side of the mounting seat, a ring cutting mechanism and a first stripping knife mechanism for ring cutting the cable insulation skin and cutting the cable are arranged at the end, close to the wire clamping mechanical arm, of the mounting seat, and a servo clamping mechanism for clamping the cable to move back and forth along the conveying direction is arranged on the mounting seat; a second stripping knife mechanism is arranged between the wire clamping mechanical arm and the first stripping knife mechanism; after a cable passes through the servo clamping mechanism and the circular cutting mechanism, the wire clamping mechanical arm clamps the end part of the cable and pulls the cable to move for a distance, the circular cutting mechanism performs circular cutting on the cable to cut off the cable, the wire clamping mechanical arm and the servo clamping mechanism respectively clamp two sections of cables to move, so that the circular cutting positions of the two sections of cables are respectively positioned at the positions of the first stripping knife mechanism and the second stripping knife mechanism, the first stripping knife mechanism and the second stripping knife mechanism are clamped on the outer insulating skin of the cable, the wire clamping mechanical arm and the servo clamping mechanism respectively pull the two sections of cables to move, and the first stripping knife mechanism and the second stripping knife mechanism respectively strip the insulating skin at the end parts of the two sections of cables from the circular cutting end; therefore, the two ends can be cut and stripped at one time, and the efficiency is improved.
Drawings
FIG. 1 is a schematic structural view of a coaxial double-ended cable stripping mechanism of the present invention;
FIG. 2 is a front view of the coaxial dual head cable stripping mechanism of the present invention;
FIG. 3 is a block diagram of the first stripper blade mechanism of the coaxial dual head cable stripping mechanism of the present invention;
FIG. 4 is a principal view of the first stripper blade mechanism of the coaxial dual head cable stripping mechanism of the present invention;
FIG. 5 is a front view of another embodiment of the first stripping blade mechanism of the coaxial dual head cable stripping mechanism of the present invention;
FIG. 6 is a block diagram of the second stripper mechanism of the coaxial dual head cable stripper mechanism of the present invention;
FIG. 7 is a front view of the second stripper mechanism of the coaxial dual head cable stripper mechanism of the present invention;
FIG. 8 is a perspective view of a portion of the servo clamping mechanism of the coaxial dual head cable stripping mechanism of the present invention;
FIG. 9 is a cross-sectional view of a portion of the servo clamping mechanism of the coaxial dual head cable stripping mechanism of the present invention;
FIG. 10 is a front elevational view of the feed mechanism portion of the coaxial dual head cable stripping mechanism of the present invention;
FIG. 11 is a rear view of the support mechanism of the coaxial dual head cable stripping mechanism of the present invention;
fig. 12 is a structural view of the rotary cutting mechanism of the coaxial double-ended cable stripping mechanism of the present invention;
fig. 13 is a structural view of the reverse side of the rotary cutting mechanism of the coaxial double-ended cable stripping mechanism of the present invention;
fig. 14 is a cross-sectional view of the rotary cutting mechanism of the coaxial double-ended cable stripping mechanism of the present invention;
fig. 15 is an exploded view of the rotary cutting mechanism of the coaxial double-ended cable stripping mechanism of the present invention;
fig. 16 is an internal exploded view of the rotary cutter mechanism of the coaxial dual-head cable stripping mechanism of the present invention;
FIG. 17 is a block diagram of the clamping mechanism of the coaxial twin cable stripping mechanism of the present invention;
FIG. 18 is a view of the back of the wire clamping robot of the coaxial twin-head cable stripping and cutting mechanism of the present invention;
FIG. 19 is a block diagram of the wire clamping robot of the coaxial dual head cable stripping and cutting mechanism of the present invention;
FIG. 20 is a block diagram of the clamping mechanism of the coaxial dual head cable stripping mechanism of the present invention;
fig. 21 is a structural view of a part of the feeding mechanism of the coaxial double-ended cable stripping mechanism of the present invention.
Detailed Description
The following detailed description will be further described in conjunction with the above-identified drawings.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the concepts underlying the described embodiments. It will be apparent, however, to one skilled in the art, that the described embodiments may be practiced without some or all of these specific details. In other instances, well known process steps have not been described in detail.
As shown in fig. 1-2, the coaxial double-ended cable stripping mechanism comprises a mounting base 1 and a wire clamping manipulator 2. The wire clamping mechanical arm 2 is positioned on one side of the mounting seat 1, a circular cutting mechanism 3 and a first stripping knife mechanism 4 for circularly cutting the cable insulation skin and the cable are arranged at the end, close to the wire clamping mechanical arm 2, of the mounting seat 1, and a servo clamping mechanism 5 for clamping the cable to move back and forth along the conveying direction is arranged on the mounting seat 1; a second stripping knife mechanism 6 is arranged between the wire clamping manipulator 2 and the first stripping knife mechanism 4; after the cable passes through the servo clamping mechanism 5 and the circular cutting mechanism 3, the wire clamping mechanical arm 2 clamps the end part of the cable and pulls the cable to move to a certain distance, the circular cutting mechanism 3 circularly cuts a notch on the cable, the wire clamping mechanical arm 2 clamps the cable to move for a certain distance, the circular cutting mechanism 3 circularly cuts another annular notch on the cable, so that two notches are circularly cut on the cable, the servo clamping mechanism 5 clamps the cable to move backwards for a certain distance, and the wire clamping mechanical arm 2 simultaneously moves backwards so that the wire clamping mechanical arm 2 can always clamp the end part of the cable, the circular cutting mechanism 3 cuts the cable to form two sections, the wire clamping mechanical arm 2 clamps the cable at the head section to move, the servo clamping mechanism 5 clamps another section of cable to move, so that the circular cutting positions of the two sections of cable are respectively located at the positions of the first stripping knife mechanism 4 and the second stripping knife mechanism 6, and the first stripping knife mechanism 4 clamps the cable or is clamped into the cut, the second stripping knife mechanism 6 is clamped on the outer insulating skin of another section of cable or is clamped into the cut, the wire clamping manipulator 2 and the servo clamping mechanism 5 respectively pull the two sections of cables to move, and the first stripping knife mechanism 4 and the second stripping knife mechanism 6 respectively strip the insulating skins at the end parts of the two sections of cables from the circular cut end. Therefore, the two ends of the cable can be cut and stripped by one machine, and the efficiency of cutting and stripping the cable is improved.
Further, as shown in fig. 3-4, the first stripping blade mechanism 4 includes a connecting seat 40 disposed on the mounting seat 1, a first blade 41 and a second blade 42 disposed at the end of the connecting seat 40, a first stripping blade 43 disposed on the first blade 41, a second stripping blade 44 disposed on the second blade 42, and a first driving mechanism 45 disposed on the connecting seat 40 and driving the first blade 41 and the second blade 42 to move toward or away from each other; the first and second stripping blades 43 and 44 are oppositely disposed on the first and second blades 41 and 42. After the cable is cut off, the servo clamping mechanism 5 respectively clamps two sections of cables to move, the first driving mechanism 45 drives the first knife board 41 and the second knife board 42 to move relatively, so that the first stripping knife 43 and the second stripping knife 44 clamp the insulation skin of the cable or are clamped into the annular cut, and then the servo clamping mechanism 4 pulls the cable to move back, so that the first stripping knife 43 and the second stripping knife 44 strip the insulation layer of the cable from the position of the annular cut.
Further, guide limit plates 46 are arranged at the end portions of the connecting seat 40 in parallel, and the first blade 41 and the second blade 42 are located between the two guide limit plates 46. The first driving mechanism 45 comprises a gear 450 arranged on the connecting seat 40 and a first motor 451 driving the gear 450 to rotate; the first cutting board 41 is provided with a first tooth form meshed with the gear 450, and the second cutting board 42 is provided with a second tooth form meshed with the gear 450.
Further, the first blade 41 and the second blade 42 are provided in a superposed manner between the two guide limit plates 46. The first cutting plate 41 and the second cutting plate 42 are provided with notches, and the gear 450 extends into the notches. And the notches of the first and second blades 41, 42 coincide with each other, and the first and second tooth shapes are oppositely disposed inside the two notches. When the first motor 451 drives the gear 450 to rotate, the first knife board 41 and the second knife board are driven to move towards or away from each other.
Further, as shown in fig. 5, the first cutting board 41 and the second cutting board 42 are oppositely disposed between the two guide limit plates 46, and the second cutting board 42 is in an "L" shape, the first stripping knife 43 is disposed at the bottom end of the first cutting board 41, and the second stripping knife 44 is connected to a boss extending from the lower end of the second cutting board 42; the first tooth shape is provided inside the upper end of the first blade 41, and the second tooth shape is provided inside the upper end of the second blade 42. The cutting edges of the first and second peeling blades 43 and 44 are "V" shaped.
Further, the first driving mechanism 45 may also be a driving mechanism composed of a servo motor and a ball screw.
Further, as shown in fig. 6 to 7, the second peeling blade mechanism 6 includes a mounting assembly 60, a third blade 61, a fourth blade 62, a third peeling blade 63, a fourth peeling blade 64, and a second driving mechanism 65. The second driving mechanism 65 is disposed on the mounting assembly 60, and the second driving mechanism 65 drives the third cutting board 61 and the fourth cutting board 62 to move towards or away from each other. The third and fourth stripping blades 63 and 64 are oppositely disposed on the third and fourth blades 61 and 62. The cutting edges of the third and fourth peeling blades 63 and 64 are V-shaped and are oppositely disposed.
Further, the second driving mechanism 65 includes a lead screw assembly 650 and a guide 651 disposed on the mounting assembly 60, a first nut 652 and a second nut 653 sleeved on the lead screw assembly 650, and a second motor 654 for driving the lead screw assembly 650 to rotate. The third knife board 61 is connected with the first nut 652 and the first slide block on the guide rail 651, and the fourth knife board 62 is connected with the second nut 653 and the second slide block on the guide rail 651. The second motor 654 rotates the lead screw assembly 650 to move the first nut 652 and the second nut 653 toward or away from each other.
Further, as shown in fig. 7, the lead screw assembly 650 is a screw rod having one end with a left-handed thread and the other end with a right-handed thread, or the lead screw assembly 650 includes a left-handed screw rod, a right-handed screw rod and a coupler connecting the left-handed screw rod and the right-handed screw rod.
Further, as shown in fig. 8, the wire clamping manipulator 2 and the second stripping tool mechanism 6 are both located on a rack 10, and a dislocation driving mechanism 7 for driving the mounting base 1 to move is arranged on the rack 10; and the dislocation driving mechanism 7 drives the mounting seat 1 to move in a direction perpendicular to the moving direction of the wire clamping manipulator 2. After the circular cutting mechanism 3 cuts the cable, the dislocation driving mechanism 7 pushes the mounting seat 1 to move, so that the two sections of the cable are dislocated, and therefore when the servo clamping and clamping mechanism 5 pushes the cable to move forwards, the two sections of the cable are prevented from interfering with each other, and the cable can be ensured to normally peel off the insulating layer.
Further, the mounting assembly 60 includes a base body having an opening at an upper end thereof, slide rails disposed at two inner sides of the base body, a sliding seat connected to the slide rails, and a cylinder for pushing the sliding seat to move up and down along the slide rails; the second drive mechanism 65 is provided on the slide mount. After the dislocation driving machine 7 pushes the mounting seat 1 to slide and dislocate, the air cylinder pushes the sliding seat to move upwards, so that a space avoiding effect on a cut cable is achieved, and the end part of the cable at the clamping section of the wire clamping manipulator 2 can be located between the third stripping knife 63 and the fourth stripping knife 64.
Further, the dislocation driving mechanism 7 comprises a bottom plate, linear guide rails arranged on two sides of the bottom plate in parallel, two bearing seats arranged on the bottom plate, a ball screw connected with the two bearing seats, and a motor driving the ball screw to rotate. The mounting seat 1 is arranged on the linear guide rail, and a nut of the ball screw is connected with the bottom of the mounting seat 1.
Further, the dislocation driving mechanism 7 is an air cylinder pushing mechanism or an electric cylinder pushing mechanism.
Further, as shown in fig. 12 to 15, the circular cutting mechanism 3 includes a mounting shaft 30 fixedly connected to the mounting base 1, a first rolling bearing 31 sleeved on the mounting shaft 30, a rotating sleeve 32 sleeved on the first rolling bearing 31, a second rolling bearing 33 and a first driven synchronizing wheel 34 sleeved on the rotating sleeve 32, a second driven synchronizing wheel 35 sleeved on the second rolling bearing 33, a connecting plate 36 disposed at an end of the second driven synchronizing wheel 35, two opposite rotary cutters 37 rotatably connected to the connecting plate 36, and a feed driving mechanism 38 for driving the first driven synchronizing wheel 34 to rotate and the second driven synchronizing wheel 35 to rotate and for driving the two rotary cutters 37 to feed or retract. Two poking sliding grooves 320 are oppositely arranged at the end part of the rotating sleeve 32, pulleys 370 extending into the poking sliding grooves 320 are arranged at the end parts of the two rotary cutters 37, and arc-shaped grooves for keeping the pulleys 370 clear are arranged on the connecting plate 36. The first driven synchronizing wheel 34 is fixedly connected with the rotating sleeve 32.
Further, the feed driving mechanism 38 includes a second servo motor assembly 380 connected to the mounting base 1, a first driving synchronizing wheel 381, a second driving synchronizing wheel 382, a sliding plate 383, a servo power mechanism 384, a driven synchronizing wheel 385 and a guide wheel 386. The rotating shaft of the second servo motor assembly 380 passes through the mounting seat 1; the first driving synchronous wheel 381 and the second driving synchronous wheel 382 are sleeved on the rotating shaft of the second servo motor assembly 380; a sliding groove is formed in the mounting seat 1, the sliding plate 383 is arranged in the sliding groove, and the servo power mechanism 384 drives the sliding plate 383 to slide along the sliding groove; the two driven synchronizing wheels 385 are rotatably connected to the sliding plate 383, and four guide wheels 386 are provided on both sides of the sliding groove. The first timing belt 387 is wound around the first driving timing wheel 381, the two driven timing wheels 385, the four guide wheels 386 and the first driven timing wheel 34. A second timing belt 388 is wound around the second driving timing wheel 382 and the second driven timing wheel 35. When the cable is cut circularly, the second servo motor assembly 380 drives the first synchronizing wheel 381 and the second driving synchronizing wheel 282 to rotate, and the first driven synchronizing wheel 34 and the second driven synchronizing wheel 35 are driven to rotate by the first synchronizing belt 387 and the second synchronizing belt 388, so as to drive the rotating sleeve 32 and the connecting plate 36 to rotate, and the rotary cutter 37 rotates around the mounting shaft 30; when the cutter is fed or withdrawn, the sliding plate 383 is pushed to slide by the servo power mechanism 384, so that the first synchronous belt 387 is driven to move up and down, the first synchronous belt 387 moves up and down, the rotating speed of the first driven synchronous wheel 34 can be accelerated or reduced, a speed difference is formed between the first driven synchronous wheel 34 and the second driven synchronous wheel 35, the sliding groove is shifted to be staggered with the connecting plate 36, the rotating cutter 37 is shifted to rotate, and the progress or the cutter withdrawal is realized. And the rotary cutter 37 simultaneously rotates about the mounting shaft 30 to cut an annular cut in the cable or to cut the cable directly. The slide plate 383 is pushed up and down by the servo power mechanism 384, so that the feed amount of the rotary cutter 37 can be ensured. And the cutting is carried out in a rotary cutting mode, so that the cut is smoother and has no burrs. The traditional bisection mode is changed, and therefore the cutting effect is improved.
Further, the servo power mechanism 384 comprises two second bearing seats 3840 arranged on the inner side of the mounting seat 1, a second ball screw 3841 rotatably connected with the two second bearing seats 3840, a connecting block 3842 sleeved on a nut of the second ball screw 3841, and a third servo motor 3843 driving the second ball screw 3841 to rotate; the connecting block 3842 is connected to the sliding plate 383. Second servo motor subassembly 380 is including connecting the inboard motor cabinet of mount pad 1, the fourth servo motor 3843 of being connected with the motor cabinet runs through mount pad 1, and the axis of rotation of being connected with fourth servo motor's pivot, the axis of rotation rotates with mount pad 1 and motor cabinet to be connected. The first driving synchronizing wheel 381 and the second driving synchronizing wheel 382 are sleeved on the rotating shaft.
Further, as shown in fig. 13 and 16, a driving shaft 300 rotatably connected to the mounting shaft 30 is further disposed in the mounting shaft 30, one end of the driving shaft 300 close to the rotary cutter 37 is sleeved on the dial plate 301, the other end of the driving shaft 300 is disposed on the rotating mechanism 302 for driving the driving shaft 300 to rotate, and a fixed connection sleeve 303 is sleeved on an end portion of the mounting shaft 30; the poking disc 301 is arranged in the fixed connecting sleeve 303 and is rotationally connected with the fixed connecting sleeve 303, a clamping jaw mounting plate 304 is arranged at the end part of the fixed connecting sleeve 303, at least three clamping jaw sliding grooves are oppositely arranged on the side surface of the clamping jaw mounting plate 304, and clamping jaws 305 are arranged in the clamping jaw sliding grooves; eccentric arc-shaped grooves (not marked in the figures) with the same number as the clamping jaws 305 are formed in the dial plate 301, and pins (not marked in the figures) clamped into the corresponding eccentric arc-shaped grooves are arranged at the non-clamping ends of the clamping jaws 305; and the clamping jaw mounting plate 304 is provided with a clearance groove for clearance of the pin. The rotating mechanism 302 drives the driving shaft 300 to rotate, the driving shaft 300 drives the poking disc 301 to rotate, the eccentric arc-shaped groove on the poking disc 301 pushes the pin, so that the clamping jaw 305 slides along the clamping jaw sliding groove, and the clamping jaw 305 clamps or loosens the cable. When the cable is circularly cut, the clamping jaws clamp the cable, so that the stability of the circularly cut cable is ensured.
Further, as shown in fig. 13, the rotating mechanism 302 includes a second gear sleeved on the driving shaft 300, a gear disposed on an inner side surface of the mounting base 1 and engaged with the second gear, and a motor assembly or an air cylinder for pushing the rack and pinion to move up and down. The rotating mechanism 302 may also be a reduction motor that directly drives the drive shaft to rotate.
Further, as shown in fig. 8 to 9, the servo clamping mechanism 5 includes a linear guide 50 and a ball screw 51 which are arranged on the mounting base 1, a moving base 52 which is sleeved on a ball nut of the ball screw 51, a servo motor 53 which drives the ball screw 51 to rotate, a mounting plate 54 which is arranged on the moving base 52, a supporting mechanism 55 which is arranged on the mounting plate 54, a guide roller assembly 56 which is arranged on the supporting mechanism 55, and a clamping mechanism 57 which is arranged on the mounting plate 54; the cable is guided through the clamping mechanism 57 via the guide roller assembly 56. When the clamping mechanism 57 clamps the cable, the moving seat 52 is driven by the servo motor 53 to slide along the linear guide 50, so that the end of the cable can be conveyed to the position of the wire clamping manipulator 2, and the cable is pulled to move back and forth, so that the ring cutting mechanism 3 can cut a ring cut at different positions of the cable and cut the cable. Meanwhile, when the first stripping knife mechanism 4 clamps the cable insulation layer, the cable is driven to move backwards, and the insulation layer at the end part is stripped.
Further, as shown in fig. 10, the guide roller assembly 56 includes an upper mounting plate 560 and a lower mounting plate 561, guide posts 562 connecting both ends of the upper mounting plate 560 and the lower mounting plate 561, a folding hinge 563 connected between the upper mounting plate 560 and the lower mounting plate 561, and a plurality of upper guide rollers 564 provided on the upper mounting plate 560 and a plurality of lower guide rollers 565 provided on the lower mounting plate 561; the plurality of upper guide rollers 564 and the plurality of lower guide rollers 565 are alternately arranged. Two limiting grooves are formed in the supporting mechanism 55, and two limiting pins 566 which respectively penetrate through the two limiting grooves are arranged at the folding position of the folding hinge 563; a tension spring 567 is arranged between the two limit pins 566. A supporting plate 568 is connected to the upper ends of the two guide posts 562, and a position adjusting mechanism 569 for adjusting the positions of the upper mounting plate 560 and the lower mounting plate 561 is arranged on the supporting plate 568. The cable passes through the space between the upper guide pinch roller 564 and the lower guide pinch roller 565, the positions of the upper mounting plate 560 and the lower mounting plate 561 are adjusted through the adjusting mechanism 569, the pressing force on the cable is adjusted, and circuit conveying with different diameters can be achieved.
Further, the adjustment mechanism 569 is a screw adjustment mechanism.
Further, as shown in fig. 17, the clamping mechanism 57 includes a fixing seat 570 disposed at an end of the mounting plate 54, a clamping cylinder 571 disposed at a bottom of the mounting plate 54, and a shifting block 572 connected to a piston rod of the clamping cylinder 571, wherein the shifting block 572 is provided with a second shifting chute 573, and the second shifting chute 573 forms an included angle of not 90 ° and 0 ° with the piston rod of the clamping cylinder 571; a connecting pin 574 penetrates through the second toggle sliding groove 573, pull plates 575 are respectively arranged at two ends of the connecting pin 574, the pull plates 575 are positioned at two sides of the fixed seat 570, a pressing block 576 is connected with the upper ends of the two pull plates 575, and the pressing block 576 is positioned above the fixed seat 570; the upper end of the fixed seat 570 is also provided with a cable guide sleeve 577 with a notch; the shifting block 572 is slidably connected to the bottom end of the fixing seat 570. The clamping cylinder 571 pushes the shifting block 572 to slide, and the second shifting sliding groove 573 pushes the connecting pin 574 to move up and down, so as to drive the pull plate 575 to move up and down, so that the pressing block 576 clamps and releases the cable.
Furthermore, two ends of the supporting mechanism 55 are also provided with a positioning 550 sleeve, and the positioning sleeve 550 is provided with a plurality of positioning holes with different aperture sizes. The positioning holes in the positioning sleeve 550 can be used for positioning and guiding cables, and the positioning holes with different apertures can be used for guiding and positioning various cables.
Further, the wire clamping manipulator 2 comprises a support base 20, a second linear guide rail 21 arranged on the support base 20, a slide 22 arranged on the second linear guide rail 21 and used for driving the slide 22 to move along a servo motor screw driving mechanism 23 for sliding the second linear guide rail 21, and a clamping mechanism 24 arranged on the slide 22. The slide seat 22 is driven to slide by the servo motor screw rod driving mechanism 23, when the clamping mechanism 24 moves to the end part of the cable, the clamping mechanism 24 clamps the cable and drags the cable to move, and the servo motor screw rod driving mechanism 23 can automatically position and stop, so that the precision of the cut and stripped cable can be ensured to be high, and the cut and stripped cables with different lengths can be met.
Further, the servo motor screw driving mechanism 23 includes a third ball screw rotatably connected between the side plates at both ends of the support base 20, a second connecting plate connected to a nut of the third ball screw, and a fourth servo motor driving the third ball screw to rotate. The supporting seat 20 is provided with a clearance chute for clearance of the second connecting plate; the second connecting plate is connected to the clamping mechanism 24.
Further, as shown in fig. 20, the clamping mechanism 24 includes an "L" shaped connecting seat 240 disposed on the sliding seat 22, a motor mounting plate disposed on the connecting seat 240, two clamping swing shafts 241 penetrating through the lower end of the connecting seat 240, a second clamping jaw 242 disposed at one end of the clamping swing shaft 241 and a toggle swing arm 243 disposed at the other end of the clamping swing shaft 241, an "L" shaped mounting plate 244 disposed at the end of the connecting seat 240, a fourth ball screw 245 rotatably connected between the motor mounting plate and the "L" shaped mounting plate 244, a tapered sleeve 246 sleeved on a nut of the fourth ball screw 245, and a fifth servo motor 247 driving the fourth ball screw 245 to rotate. The taper sleeve 246 is arranged between the two toggle swing arms 243. The fifth servomotor 247 drives the fourth ball screw 245 to rotate, so that the tapered sleeve 246 moves, and the tapered sleeve 246 pushes the two toggle swing arms 243 to swing, so as to drive the clamping swing shaft 241 to rotate, so that the two second clamping jaws 242 are closed and clamp the cable. And a return spring (not shown) for pushing the two toggle swing arms 243 to return is disposed between the two toggle swing arms 243. The second jaw 242 is disposed near an end of the rotary cutting mechanism 3.
Further, a second guide sliding groove is formed in a side surface of the connecting base 240, one end of the second connecting block 248 extends into the second guide sliding groove, and the other end is connected with the tapered sleeve 246. Thereby pneumatically guiding the tapered sleeve 246 and preventing the tapered sleeve 246 from slipping.
Further, an auxiliary clamping mechanism 25 is further disposed on the supporting seat 20. When the length of the cut and stripped cable is too long, the wire clamping manipulator 2 clamps the cable to run to a certain length, the auxiliary clamping mechanism 25 clamps the cable, the servo motor screw rod driving mechanism 23 drives the clamping mechanism 24 to move, and the cable is pulled to move again. Thereby ensuring the cutting and stripping length of the cable.
Further, as shown in fig. 18 to 19, the auxiliary clamping mechanism 25 includes a servo ball screw mechanism 250 provided on the support base 20, a slide plate 251 provided on a nut of the servo ball screw mechanism 250, and a pneumatic clamp 252 provided on the slide plate 251. The support base 20 is provided with a gap of the air-avoiding pneumatic clamp.
Further, as shown in fig. 1, a feeding mechanism 8 is further arranged on one side of the mounting seat; and a winding guide mechanism 9 is further arranged at one end of the frame 10 close to the feeding mechanism 8. The cable is conveyed by the feeding mechanism 8 and guided by the winding guide mechanism.
Further, as shown in fig. 21, the feeding mechanism 8 includes a supporting table 80, a discharging shaft 81 disposed on the supporting table 80, a conveying frame 82 disposed on the supporting table 80, two second guide posts 83 disposed inside the conveying frame 82, a first mounting seat 84 and a second mounting seat 85 sleeved on the two second guide posts 83, a second adjusting mechanism 86 driving the first mounting seat 84 and the second mounting seat 85 to move in opposite directions or in opposite directions, a first conveying motor 87 disposed on the back of the first mounting seat 84, a plurality of first pressing wheels 88 and first driven conveying wheels 89 disposed on the front side of the first mounting seat 84, a second conveying motor 810 disposed on the back of the second mounting seat 85, a plurality of second pressing wheels 811 and second driven conveying wheels 812 disposed on the front side of the second mounting seat 85, and a rotating shaft wound around the first conveying motor 87, a first conveying belt (not labeled in the drawing) on the first driven conveying wheels 89 and the plurality of first pressing wheels 88, and a rotating shaft wound around the second conveying motor 810, a second driven feed wheel 812 and a second conveyor belt over a second plurality of pinch wheels 811. When the cable is conveyed, the cable passes through the space between the first conveying belt and the second conveying belt, and the first conveying motor 87 and the second conveying motor 810 drive the first conveying belt and the second conveying belt to operate, so that the cable conveying is realized. A second adjustment mechanism 86 adjusts the position of the first mounting seat 84 and the second mounting seat 85 to enable cable feeding of different diameters.
Furthermore, the second adjusting mechanism comprises a screw rod with one end being a left-handed thread and the other end being a right-handed thread, a first nut sleeved on the left-handed thread, a second nut sleeved on the right-handed thread, and a motor driving the screw rod to rotate. The first nut is connected with the first mounting seat, and the second nut is connected with the second mounting seat.
The present invention is not limited to the above-described embodiments, and those skilled in the art will be able to make various modifications without creative efforts from the above-described conception, and fall within the scope of the present invention.
Claims (9)
1. The coaxial double-end cable cutting and stripping mechanism comprises a mounting seat and a wire clamping mechanical arm; the device is characterized in that the wire clamping mechanical arm is positioned on one side of the mounting seat, a ring cutting mechanism and a first stripping knife mechanism for ring cutting the cable insulation skin and cutting the cable are arranged at the end, close to the wire clamping mechanical arm, of the mounting seat, and a servo clamping mechanism for clamping the cable to move back and forth along the conveying direction is arranged on the mounting seat; a second stripping knife mechanism is arranged between the wire clamping mechanical arm and the first stripping knife mechanism; after a cable passes through the servo clamping mechanism and the circular cutting mechanism, the wire clamping manipulator clamps the end part of the cable and pulls the cable to move, the circular cutting mechanism cuts off the cable after circularly cutting two cuts on the cable, the wire clamping manipulator and the servo clamping mechanism clamp two sections of cables to move, so that the circular cut positions of the two sections of cables are respectively positioned at the positions of the first stripping knife mechanism and the second stripping knife mechanism, the first stripping knife mechanism and the second stripping knife mechanism are clamped on the outer insulating skin of the cable, the wire clamping manipulator and the servo clamping mechanism respectively pull the two sections of cables to move, and the first stripping knife mechanism and the second stripping knife mechanism respectively strip the insulating skin at the end parts of the two sections of cables from the circular cut ends; the wire clamping mechanical arm and the second stripping knife mechanism are both positioned on a rack, and a dislocation driving mechanism for driving the mounting seat to move is arranged on the rack; the dislocation driving mechanism drives the mounting seat to move in a direction perpendicular to the moving direction of the wire clamping manipulator; the servo clamping mechanism comprises a linear guide rail and a ball screw which are arranged on the mounting seat, a moving seat sleeved on a ball nut of the ball screw, a servo motor for driving the ball screw to rotate, a mounting plate arranged on the moving seat, a supporting mechanism arranged on the mounting plate, a guide roller assembly arranged on the supporting mechanism and a clamping mechanism arranged on the mounting plate; the cable is guided by the guide roller assembly to pass through the clamping mechanism; wire clamping manipulator includes the supporting seat, locates second linear guide on the supporting seat locates slide on the second linear guide, drive the slide is followed the gliding servo motor lead screw actuating mechanism of second linear guide, and locate fixture on the slide.
2. The coaxial double-ended cable stripping mechanism according to claim 1, wherein the first stripper blade mechanism comprises a connecting seat disposed on the mounting seat, a first blade and a second blade disposed on ends of the connecting seat, a first stripper blade disposed on the first blade, a second stripper blade disposed on the second blade, and a first driving mechanism disposed on the connecting seat and driving the first blade and the second blade to move toward or away from each other; the first stripping knife and the second stripping knife are oppositely arranged on the first knife board and the second knife board.
3. The coaxial double-ended cable stripping mechanism according to claim 2, wherein guide limit plates are arranged at the end portions of the connecting seat in parallel, and the first blade and the second blade are located between the two guide limit plates; the first driving mechanism comprises a gear arranged on the connecting seat and a first motor for driving the gear to rotate; the first knife board is provided with a first tooth form meshed with the gear, and the second knife board is provided with a second tooth form meshed with the gear.
4. The coaxial double-ended cable stripping mechanism according to claim 1, wherein said second stripper blade mechanism comprises a mounting assembly, a third blade, a fourth blade, a third stripper blade, a fourth stripper blade, and a second drive mechanism; the second driving mechanism is arranged on the mounting assembly and drives the third knife board and the fourth knife board to move oppositely or oppositely; the third stripping knife and the fourth stripping knife are oppositely arranged on the third knife board and the fourth knife board.
5. The coaxial double-ended cable stripping mechanism according to claim 4, wherein said second drive mechanism comprises a lead screw assembly and a guide rail disposed on said mounting assembly, a first nut and a second nut sleeved on said lead screw assembly, and a second motor for driving said lead screw assembly to rotate; the third cutting board is connected with the first nut and the first sliding block on the guide rail, and the fourth cutting board is connected with the second nut and the second sliding block on the guide rail.
6. The coaxial double-ended cable stripping mechanism according to claim 5, wherein the lead screw assembly is a screw having a left-handed thread at one end and a right-handed thread at the other end, or the lead screw assembly comprises a left-handed screw and a right-handed screw and a coupling connecting the left-handed screw and the right-handed screw.
7. The coaxial double-ended cable stripping mechanism according to any one of claims 1-6, wherein the ring cutting mechanism comprises a mounting shaft fixedly connected with the mounting seat, a first rolling bearing sleeved on the mounting shaft, a rotating sleeve sleeved on the first rolling bearing, a second rolling bearing and a first driven synchronizing wheel sleeved on the rotating sleeve, a second driven synchronizing wheel sleeved on the second rolling bearing, a connecting plate arranged at the end of the second driven synchronizing wheel, two opposite rotary cutters rotatably connected to the connecting plate, and a feed driving mechanism for driving the first driven synchronizing wheel to rotate and the second driven synchronizing wheel to rotate and pushing the two rotary cutters to feed or withdraw; the end part of the rotary sleeve is oppositely provided with two poking sliding grooves, the end parts of the two rotary cutters are provided with pulleys extending into the corresponding poking sliding grooves, and the connecting plate is provided with an arc-shaped groove for keeping away the pulleys; the first driven synchronizing wheel is fixedly connected with the rotating sleeve.
8. The coaxial double-ended cable stripping mechanism according to claim 7, wherein said feed drive mechanism comprises a second servomotor assembly connected to said mounting base, a first active synchronizing wheel, a second active synchronizing wheel, a sliding plate, a servodrive mechanism, a passive synchronizing wheel, and a guide wheel; a rotating shaft of the second servo motor assembly penetrates through the mounting seat; the first driving synchronous wheel and the second driving synchronous wheel are sleeved on a rotating shaft of the second servo motor component; the mounting seat is provided with a sliding chute, the sliding plate is arranged in the sliding chute, the servo power mechanism drives the sliding plate to slide along the sliding chute, the two driven synchronous wheels are rotationally connected to the sliding plate, and the four guide wheels are arranged on two sides of the sliding chute; the first synchronous belt is wound on the first driving synchronous wheel, the two driven synchronous wheels, the four guide wheels and the first driven synchronous wheel; and the second synchronous belt is wound on the second driving synchronous wheel and the second driven synchronous wheel.
9. The coaxial double-ended cable stripping mechanism according to claim 8, wherein said servo power mechanism comprises two second bearing seats disposed inside said mounting seat, a second ball screw rotatably connected to said two second bearing seats, a connecting block sleeved on a nut of said second ball screw, and a third servo motor for driving said second ball screw to rotate; the connecting block is connected with the sliding plate; the second servo motor assembly comprises a motor base connected to the inner side of the mounting base, a fourth servo motor connected with the motor base, and a rotating shaft penetrating through the mounting base and connected with a rotating shaft of the fourth servo motor, and the rotating shaft is rotatably connected with the mounting base and the motor base; the first driving synchronous wheel and the second driving synchronous wheel are sleeved on the rotating shaft.
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| CN201810215847.XA CN108400513B (en) | 2018-03-15 | 2018-03-15 | Coaxial double-end cable cutting and stripping mechanism |
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| CN201810215847.XA CN108400513B (en) | 2018-03-15 | 2018-03-15 | Coaxial double-end cable cutting and stripping mechanism |
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| CN108400513B true CN108400513B (en) | 2020-05-26 |
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| CN109347003B (en) * | 2018-08-23 | 2020-09-18 | 深圳供电局有限公司 | Screw rod transmission cable shielding layer stripping device with rotating function |
| CN109787160B (en) * | 2019-02-27 | 2024-02-23 | 国网电力科学研究院武汉南瑞有限责任公司 | Flexible cable stripping device |
| CN110048341A (en) * | 2019-04-26 | 2019-07-23 | 广东银钢智能科技有限公司 | Cable rotary cutting apparatus |
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| CN110518501B (en) * | 2019-09-10 | 2021-01-19 | 浙江海洋大学 | Wire stripper |
| CN112382970A (en) * | 2020-11-05 | 2021-02-19 | 贵州航天电子科技有限公司 | Coaxial cable subassembly tip circular cutting device |
| CN113315045B (en) * | 2021-07-13 | 2022-02-25 | 深圳市海天恒和科技有限公司 | Equipment for removing insulating skins at two ends of wire harness of electronic product |
| CN113555824B (en) * | 2021-07-25 | 2023-03-03 | 启晗电力建设集团有限公司 | Peeler convenient for peeling high-voltage cable |
| CN114759495B (en) * | 2022-06-15 | 2022-09-02 | 天津滨电电力工程有限公司 | Cable joint preprocessing device |
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