Connector cable component copper sheathing wire stripper and the method for cutting cable shield
Technical field
The invention belongs to coaxial cable stripping machine technical field, and in particular to a kind of connector cable component copper sheathing wire stripper
And the process of superfluous cable screen layer is removed for cutting.
Background technology
In the prior art, connector cable component is after copper sheathing welding, and the screen layer of cable is peeled off by hand, typically
Using blade, when peeling off screen layer using blade, sensation of the dynamics by operator with hand can not be by it if dynamics kicks the beam
Peel off, cable core can be damaged if dynamics is overweight, and be easy to damage copper sheathing in operating process, therefore, it may appear that secondary
Product rate is high, production efficiency is low, the problems such as wasting time and energy, be not easy to operate;In addition, for operator, due to the peace of instrument
Full property is low, and misoperation also easily causes the injury of personnel.
The content of the invention
It is an object of the invention to provide a kind of connector cable component copper sheathing wire stripper, and people is used in the prior art to overcome
Work peels off screen layer, and substandard products occurrence rate is high, the problem of wasting time and energy.
It is a further object to provide above-mentioned connector cable component copper sheathing wire stripper cutting cable shield
Method.
The technical solution adopted by the present invention is:
Connector cable component copper sheathing wire stripper, including cutter rotary shearing mechanism, cutter radial governor motion, cutter shaft
To feed mechanism and air-actuated jaw;
Cutter rotary shearing mechanism includes main shaft and rotary knife base;Main shaft is arranged in spindle drum by bearing;Main shaft
One end be provided with transmission mechanism, the transmission mechanism is connected with monophase machine;The other end of main shaft is fixed with rotary knife base;Rotation
Guide pillar is fixed with tool rest, knife rest sliding block is cased with guide pillar;Cutter is fixed with front side of knife rest sliding block, rear side is fixed with contact;
Spring is provided with guide pillar between rotary knife base and knife rest sliding block;
Cutter radial governor motion includes mobile putter, push rod nut sleeve, the first ball-screw and the first stepper motor;Move
Dynamic push rod axially penetrates through main shaft, and the rear end of mobile putter is enclosed in the anterior bearing of push rod nut sleeve, the front end of mobile putter
For duckbilled end, contact and the contact of incline plane at duckbilled end;The rear portion of push rod nut sleeve is additionally provided with the first ball-screw, the first ball
One end of leading screw is connected by nuts ball with the first ball-screw nut, and the first ball-screw nut is fixed on push rod nut sleeve
It is internal;The other end of first ball-screw is connected with the first stepper motor;
First stepper motor, push rod nut sleeve and spindle drum are on axial movement platform, and the first stepper motor and master
Axle bed is integrally fixed on axial movement platform;
Cutter axial direction feed mechanism includes the second stepper motor, the second ball-screw and the second ball-screw nut;Wherein,
One end of second ball-screw is connected with the second stepper motor, and the other end of the second ball-screw passes through the second ball-screw spiral shell
Mother, the second ball-screw are connected with the second ball-screw nut by nuts ball;Second ball-screw nut and axial movement
Platform is fixedly connected.
Wherein, transmission mechanism includes drive pulley and driven pulley;Drive pulley is connected with monophase machine, driven
Belt pulley is arranged on main shaft;Drive pulley is connected with driven pulley by belt.
In addition, being provided with key on the outer circumference surface of mobile putter, keyway is provided with the inner peripheral surface of main shaft, key is embedded in key
In groove.
In addition, being provided with fix bar in push rod nut sleeve, bottom of fixed is provided with road wheel.
Further, air-actuated jaw is in electric insulating state with the other mechanisms of wire stripper.
The method of above-mentioned connector cable component copper sheathing wire stripper cutting cable shield, comprises the following steps:
Step 1,
Get the coaxial cable that copper sheathing is welded ready, put the end of coaxial cable into air-actuated jaw, air-actuated jaw clamps copper
Cover cylindrical;Air-actuated jaw is same current potential with the copper sheathing after clamping;
Step 2,
Computer controller controls the second stepper motor to rotate, and the output shaft of the second stepper motor drives the second ball-screw to turn
Dynamic, the second ball-screw nut straight line being enclosed on the second ball-screw moves forward, and the second ball-screw nut drives axially
Mobile platform and cutter are moved axially forward;Copper sheathing is in electric insulating state with cutter, when cutter touches the end face of copper sheathing,
Electric signal, electric signal feedback to the computer controller are produced, computer controller controls the second stepper motor output shaft to rotate backward again,
Second ball-screw also rotates backward, and cutter retreats, according in advance in computer controller the second stepper motor output shaft of setting
Corner or the number of turns, when the second stepper motor output shaft reaches the corner or the number of turns, that is, cutter backway reaches setting value,
Computer controller controls the second stepper motor to stop operating, and cutter stops axial movement;
Step 3,
Computer controller controls monophase machine to rotate again, drives main axis by transmission device, main shaft drives movement again
Push rod, rotary knife base and cutter synchronous rotary;
Step 4,
While cutter rotates, computer controller controls the first stepper motor to rotate, the first stepper motor output shaft band
Dynamic first ball screw turns, push rod nut sleeve drive mobile putter moved axially forward, and mobile putter is in rotation to reach
Dynamic, the inclined-plane that contact moves along push rod duckbilled end moves from low to high, and cutter is while rotation to the direction in the cable center of circle
Promote, cable shield is cut;According to the corner for setting the first stepper motor output shaft in computer controller in advance
Or the number of turns, when the first stepper motor output shaft reaches the corner or the number of turns, that is, cutter is cut to insulating barrier, computer controller
Control the first stepper motor to stop operating, complete the cutting to cable shield;
Step 5,
Computer controller controls the first stepper motor output shaft to rotate backward again, and the first ball-screw also rotates backward, and moves
Dynamic push rod retreats, and the inclined-plane that contact moves along push rod duckbilled end under the action of the spring moves from high to low, and cutter is to remote
Retract in the direction in the cable center of circle;
Step 6,
Computer controller controls the second stepper motor output shaft to rotate backward again, and the second ball-screw also rotates backward, axle
Spindle drum and cutter is driven to retreat vertically to mobile platform;
Step 7,
Computer controller control monophase machine stops operating;
Step 8,
Air-actuated jaw unclamps, and takes out coaxial cable, machines.
The invention has the advantages that
1. in working angles, cutter is dynamic and coaxial cable is motionless, convenient operation;
2. numerical control adjusts the motion of cutter, cable core will not be damaged;
3. cutter insulate with air-actuated jaw, the end face of copper sheathing is touched with cutter, produces electric signal to control cutter axial direction position
Put, registration, do not hinder copper sheathing;
4. the screen layer of different specification size coaxial cable copper sheathing can be cut, it is applied widely;
5. greatly reducing the generation of substandard products, production efficiency is high, and automaticity is high, easy to operate.
Brief description of the drawings
Fig. 1 is the structural representation of connector cable component copper sheathing wire stripper of the present invention;
Fig. 2 is the structural representation of connector cable component copper sheathing wire stripper cutting coaxial cable of the present invention;
Fig. 3 is the structural representation at mobile putter duckbilled end;
Fig. 4 is Fig. 3 A direction views;
Fig. 5 is Fig. 3 B direction views.
In figure:1- spindle drums, 2- main shafts, 3- rotary knife bases, 4- axial movements platform, 5- contacts, 6- duckbilleds end, 7- are single-phase
Motor, 8- guide pillars, 9- knife rests sliding block, 10- springs, 11- cutters, 12- mobile putters, 13- push rods nut sleeve, the balls of 14- first
Leading screw, the stepper motors of 15- first, 16- bearings, 17- fix bars, 18- road wheels, the stepper motors of 19- second, the balls of 20- second
Leading screw, the ball-screw nuts of 21- second, 22- drive pulleys, 23- driven pulleies, 24- air-actuated jaws, 25- coaxial cables,
26- copper sheathings, 27- screen layers, 28- cable cores, 29- insulating barriers.
Embodiment
The present invention is described in detail below in conjunction with the accompanying drawings:
As shown in figure 1, the present invention provides a kind of connector cable component copper sheathing wire stripper, including cutter rotating cutter
Structure, cutter radial governor motion, cutter axial direction feed mechanism and air-actuated jaw 24;
Cutter rotary shearing mechanism includes main shaft 2 and rotary knife base 3;Main shaft 2 is arranged in spindle drum 1 by bearing;It is main
One end of axle 2 is provided with transmission mechanism, and transmission mechanism includes drive pulley 22 and driven pulley 23, drive pulley 22 with
Monophase machine 7 is connected, and driven pulley 23 is arranged on main shaft 2, and drive pulley 22 and driven pulley 23 are connected by belt
Connect;The other end of main shaft 2 is fixed with rotary knife base 3;Guide pillar 8 is fixed with rotary knife base 3, knife rest sliding block 9 is cased with guide pillar 8;
The front side of knife rest sliding block 9 is fixed with cutter 11, and rear side is fixed with contact 5;On guide pillar 8 between rotary knife base 3 and knife rest sliding block 9
It is provided with spring 10.
Cutter radial governor motion includes mobile putter 12, push rod nut sleeve 13, the first ball-screw 14 and the first stepping
Motor 15;Mobile putter 12 axially penetrates through main shaft 2, and key, the inner peripheral surface of main shaft 2 are provided with the outer circumference surface of mobile putter 12
On be provided with keyway, key is in keyway;The rear end of mobile putter 12 is enclosed in the front portion of push rod nut sleeve 13, mobile putter 12
It is connected between push rod nut sleeve 13 by bearing 16;As shown in Fig. 3, Fig. 4 and Fig. 5, the front end of mobile putter 12 is duckbilled end
6, the contact of incline plane at contact 5 and duckbilled end 6;The rear portion of push rod nut sleeve 13 is additionally provided with the first ball-screw 14, the first ball
One end of leading screw 14 is connected by nuts ball with the first ball-screw nut, and the first ball-screw nut is fixed on push rod nut
Inside set 13;The other end of first ball-screw 14 is connected with the first stepper motor 15;Fixation is provided with push rod nut sleeve 13
Bar 17, the bottom of fix bar 17 are provided with road wheel 18.
Wherein, the first stepper motor 15, push rod nut sleeve 13 and spindle drum 1 are on axial movement platform 4, and the first step
Stepper motor 15 and spindle drum 1 are integrally fixed on axial movement platform 4.
Cutter axial direction feed mechanism includes the second stepper motor 19, the second ball-screw 20 and the second ball-screw nut
21;Wherein, one end of the second ball-screw 20 is connected with the second stepper motor 19, and the other end of the second ball-screw 20 is through the
Two ball-screw nuts 21, the second ball-screw 20 are connected with the second ball-screw nut 21 by nuts ball;Second ball
Feed screw nut 21 is fixedly connected with axial movement platform 4.
Wherein, air-actuated jaw 24 is in electric insulating state with the other mechanisms of wire stripper.
The operation principle of cutter rotary shearing mechanism is:Monophase machine 7 drives main shaft 2 to rotate by transmission mechanism, main shaft 2
The rotary knife base 3 of front end is driven to rotate, so as to realize the rotation of cutter 11.
The operation principle of cutter radial governor motion is:First stepper motor 15 drives the first ball-screw 14 to rotate, and pushes away
The axial movement of stem nut set 13, push rod nut sleeve 13 drive mobile putter 12 movable;Due to the excircle of mobile putter 12
For key on face in the keyway on the inner peripheral surface of main shaft 2, main shaft 2, which rotates, can drive mobile putter 12 to rotate together, and move
Dynamic push rod 12 can move axially in main shaft 2;Because the front end of mobile putter 12 is duckbilled end 6, so when the axial direction of mobile putter 12
When advance, contact 5 can move from low to high along the inclined-plane at duckbilled end 6, and cutter 11 will be towards close to coaxial cable 25
The direction movement in the center of circle;Conversely, when mobile putter 12 axially retreats, contact 5 can be in the presence of spring 10 along duck
The inclined-plane at mouth end 6 moves from high to low, and cutter 11 will move away from the direction in the center of circle of coaxial cable 25;So pass through
The output shaft rotating of the first stepper motor 15 is controlled to realize moving radially for cutter 11.
In addition, in the rotary course of main shaft 2, main shaft 2 is with mobile putter 12, rotary knife base 3, guide pillar 8 and cutter 11
Synchronous rotary;In the rotary course of mobile putter 12, in order to which anti-throw-out lever nut sleeve 13 also rotates with, in push rod nut sleeve 13
Upper to be provided with fix bar 17 and road wheel 18, push rod nut sleeve 13 can also be moved axially by road wheel 18.
The operation principle of cutter axial direction feed mechanism is:Second stepper motor 19 drives the second ball-screw 20 to rotate, the
Two ball-screw nuts 21 move axially, and the second ball-screw nut 21 drives axial movement platform 4 and cutter 11 to move axially;
By controlling the output shaft positive and negative rotation of the second stepper motor 19 to realize the axial feed of cutter 11 and retracting.
As shown in Fig. 2 the method for cable shield is cut using connector cable component copper sheathing wire stripper of the present invention, including
Following steps:
Step 1,
Get the coaxial cable 25 that gold-plated copper sheathing 26 has been welded ready, coaxial cable 25 is screen layer respectively from outside to inside
27th, insulating barrier 29 and cable core 28;Put the end of coaxial cable 25 into air-actuated jaw 24, air-actuated jaw 24 clamps gold plated copper
It is cylindrical to cover 26;Air-actuated jaw 24 is same current potential with the gold-plated copper sheathing 26 after clamping;
Step 2,
Computer controller controls the second stepper motor 19 to rotate, and the output shaft of the second stepper motor 19 drives the second ball wire
Thick stick 20 rotates, and the straight line of the second ball-screw nut 21 being enclosed on the second ball-screw 20 moves forward, the second ball-screw spiral shell
Mother 21 drives axial movement platform 4 and cutter 11 moved axially forward;Gold-plated copper sheathing 26 is in electric insulating state with cutter 11, when
When cutter 11 touches the end face of copper sheathing 26, electric signal, electric signal feedback to the computer controller are produced, computer controller controls again
The output shaft of second stepper motor 19 rotates backward, and the second ball-screw 20 also rotates backward, and cutter 11 retreats, according in advance in electricity
Brain controller sets the corner or the number of turns of the output shaft of the second stepper motor 19, when the output shaft of the second stepper motor 19 reaches the corner
Or the number of turns, that is, the backway of cutter 11 reaches setting value, computer controller controls the second stepper motor 19 to stop operating, knife
Tool 11 stops axial movement;
Step 3,
Computer controller controls monophase machine 7 to rotate again, drives main shaft 2 to rotate by transmission device, main shaft 2 drives shifting again
Dynamic push rod 12, rotary knife base 3 and the synchronous rotary of cutter 11;
Step 4,
While cutter 11 rotates, computer controller controls the first stepper motor 15 to rotate, the first stepper motor 15
Output shaft drives the first ball-screw 14 to rotate, and push rod nut sleeve 13 drives mobile putter 12 moved axially forward, mobile putter
12 move forward in rotation, and the inclined-plane that contact 5 moves along the duckbilled end 6 of push rod 12 moves from low to high, and cutter 11 is rotating
While to the cable center of circle direction promote, cable shield 27 is cut;According to being set in advance in computer controller
The corner or the number of turns of the output shaft of first stepper motor 15, when the output shaft of the first stepper motor 15 reaches the corner or the number of turns, also
It is that cutter 11 is cut to insulating barrier 29, computer controller controls the first stepper motor 15 to stop operating, completed to cable shield
27 cutting;
Step 5,
Computer controller controls the output shaft of the first stepper motor 15 to rotate backward again, and the first ball-screw 14 also reversely turns
Dynamic, mobile putter 12 retreats, and the inclined-plane that contact 5 moves along the duckbilled end 6 of push rod 12 in the presence of spring 10 moves from high to low
Dynamic, cutter 11 is retracted to the direction away from the cable center of circle;
Step 6,
Computer controller controls the output shaft of the second stepper motor 19 to rotate backward again, and the second ball-screw 20 also reversely turns
Dynamic, axial movement platform 4 drives spindle drum 1 and cutter 11 to retreat vertically;
Step 7,
Computer controller control monophase machine 7 stops operating;
Step 8,
Air-actuated jaw 24 unclamps, and takes out coaxial cable 25, machines.