The driving control device of coder and method thereof
Technical field
The present invention relates to the colour band coder, particularly a kind of driving control device and method thereof that is installed in the colour band coder on the batch (-type) automatic packaging machine.
Background technology
Colour band coder on existing food, the medical batch (-type) automatic packaging machine scarcely possesses the colour band door, its control method is that direct current generator drives or air pressure drives, and type of drive is generally to rotatablely move and is converted into guiding rectilinear motion or the motion of cylinder straight-line guidance.Because use the feeding of mechanical type colour band, error is relatively large, in order to guarantee printing effect, can only therefore increase the waste of colour band the colour band rolling apart from increase, the use of colour band is not possessed ribbon saving function; And owing to do not have the colour band door, and cumbersome when colour band is changed around volume, make troubles to execute-in-place.
In view of this, driving control device and the method thereof of seeking a kind of coder becomes pursuing one's goal of these those skilled in the art.
Summary of the invention
Task of the present invention provides a kind of driving control device and method thereof of coder, it breaks through control model and the structure of existing colour band coder, adopt accurate controlling for step-motor control system, utilize the partial structurtes of printhead, solve the problem that conventional machines need could realize printing by line slideway or the straight-line guidance of other modes, and adopt independently ribbon cartridge, solved the problem that existing colour band coder strip winding bothers, the colour band amount of feeding can't accurately be controlled, can bring user's ribbon saving function, reduce the colour band waste, make more environmental protection of machine.
Technical solution of the present invention is as follows:
A kind of driving control device of coder, it comprises: motor, fixed cover, word grain assembly, belt-guiding shaft, supporting seat, power transmission shaft, heat driven seat, driving shaft, driving lever, bearing pin, follower lever, soleplate, driven shaft bearing, original position spring, locating piece, drive block, home position sensing, driving wheel, synchronous band, driven pulley, driven shaft, ribbon cartridge device and electrical control gear;
Described motor is fixed on the soleplate, and motor output shaft and driving wheel are fastenedly connected, and fixedly mount driving shaft at driving pulley, and the sensing element that the energy induced signal stops motor being housed on the driving shaft, and home position sensing is arranged on the below of driving wheel;
Described driving shaft and driving lever are in transmission connection, and the driving lever other end is in transmission connection by bearing pin and follower lever, and follower lever other end sky is enclosed within on the power transmission shaft, at power transmission shaft drive block are housed fixedly and reach power transmission shaft with the power that the follower lever transmission is come;
Described supporting seat is fixed on the soleplate, and the power transmission shaft other end is placed through in the endoporus of supporting seat and heat driven seat, and by pin and heat driven seat be fastenedly connected with transmission of power to the heat driven seat, be movably installed with word grain assembly at the heat driven seat;
Described driving wheel is provided with synchronous band so that power is reached driven pulley, at driven pulley driven shaft is installed, and driven shaft is placed through in the brearing bore of driven shaft bearing and soleplate.
Described ribbon cartridge device is equipped with lock shaft, cover plate, driving lever, handle, fixed axis, tension force and keeps assembly, feed rolls, tape guide roller, colour band to unreel assembly, drive sleeve, unilateral bearing and colour band rolling assembly;
Colour band is installed on the described cover plate unreels assembly and colour band rolling assembly, feed rolls and tape guide roller are installed on the cover plate simultaneously and are used for the tension force maintenance assembly that tension force keeps;
Lock shaft is placed through in the endoporus of cover plate and handle and with driving lever fixedlys connected by pin, handle by lock shaft and fixed axis support fixation on cover plate;
Described fixed cover is fixed on the soleplate, fixing lock shaft on the cover board is placed through in the endoporus of fixed cover, make ribbon cartridge device and driving control device be in stationary state by the driving lever rotational angle, this moment, driven shaft was placed through in the unilateral bearing endoporus that is fastenedly connected with drive sleeve, driven shaft is passed to drive sleeve with power by unilateral bearing, drive sleeve and then give colour band rolling assembly with transmission of power.
Described drive block is provided with boss.
Described motor is stepper motor.
A kind of driving control method of coder, after motor is received the driving signal that electric control box transmits, the drive driving wheel rotates, power passes to the driving lever that is in transmission connection with driving shaft by the driving shaft that is fixed on the driving wheel, driving lever by bearing pin with transmission of power to follower lever, the follower lever other end is placed on the power transmission shaft, because power transmission shaft tightens drive block is installed, power is passed to boss above the drive block by follower lever, and then the drive power transmission shaft rotates, the other end of power transmission shaft is placed through in the endoporus of the supporting seat of fixedlying connected with soleplate and heat driven seat, and is fastenedly connected with the heat driven seat; The power that is transmitted by motor is passed on the heat driven seat by power transmission shaft, is connected with word grain assembly at the heat driven seat, and drive heat driven seat and word grain assembly move downward clockwise around power transmission shaft under the transmission of motor power;
When the driven by motor follower lever moves, driving drive block rotates together, thereby be passed to the heat driven seat and word grain assembly rotates together by drive block, when word grain assembly operating, word grain assembly is in print position, this moment below undertake the printing of under the effect of pad, word grain assembly is impressing around the colour band of word grain assembly below and is printing film, and by pressure and heat the China ink layer on the colour band is peeled off to printing on the film, form print What; This moment, motor was rotated further, and follower lever moves under the drive of driving lever, and drive block drives the heat driven seat by power transmission shaft under the effect of spring and word grain assembly is pasting follower lever together toward swivel motion; When the drive block end face contacted with locating piece, drive block and word grain assembly, heat driven seat stopped operating together, finish printing interval thus one time;
Follower lever is rotated further under the drive of motor, electric control system was sent stop signal immediately when the original position sensing element was through home position sensing on driven shaft, motor reverses immediately, finishes the feeding of colour band to drive the rolling assembly, for next printing interval is got ready;
Colour band rolling work is: when the driven by motor driving wheel rotates, driving wheel is finished the printing except by driving shaft power being reached word grain assembly, the synchronous band that is in transmission connection with driving wheel is passed to driven pulley simultaneously with power, driven shaft is placed through the driven pulley endoporus and is fastenedly connected by screw, and driven shaft is placed through in the driven shaft bearing brearing bore and soleplate brearing bore that is fixed on soleplate simultaneously; Simultaneously, also be placed through in the unilateral bearing endoporus that is fastenedly connected with drive sleeve after the driven shaft assembling, drive sleeve and rolling assembly are in transmission connection, and the rolling assembly is installed on the cover plate, the assembling back is in the same center of circle with driven shaft, and driven shaft rotates together under the drive of driven pulley;
Finish in the process of printing at driven by motor word grain assembly, because driven shaft is opposite with unilateral bearing engagement direction, unilateral bearing and driven shaft are in disengaged condition, and power does not reach drive sleeve by driven shaft; Have only when motor is received the signals in situ counter-rotating, driven shaft and unilateral bearing engagement, power passes to drive sleeve by unilateral bearing, drive sleeve and then the rolling assembly that transmission of power extremely is in transmission connection with it, when the rolling assembly rotates, finish the feeding of colour band, finish a complete printing interval thus.
Described motor adopts stepper motor.
Described colour band rolling realizes by unilateral bearing and driven shaft engagement.
The driving control device of coder of the present invention adopts stepper motor to drive in conjunction with the external feedback signal braking, makes coder reach the effect that drives braking and accurate take-up.
After stepper motor receives the driving signal that electric control box transmits, the driving pulley that drive is fixed on the motor shaft rotates, driving pulley passes to follower lever with power by driving lever by the driving shaft that is fastenedly connected with it synchronously, the follower lever sky is enclosed within on the power transmission shaft, and give power transmission shaft by the drive block that is fastenedly connected with power transmission shaft with transmission of power, the other end that is fastenedly connected with power transmission shaft is equipped with the heat driven seat and also obtains power simultaneously
Driving control device of the present invention is by step motor control, stepper motor has low speed and large torque, be easy to starting, stop, rotating and speed responsive are good, characteristics such as self-lock ability can be arranged when stopping, and can realize accurate speed and Position Control, realize other mechanical devices be beyond one's reach technology and effect.
Driving control method by coder of the present invention can make the take-up hypotelorism of colour band coder to 1mm, realizes ribbon saving function.
Description of drawings
Fig. 1 is the structural representation of a kind of coder driving control device of the present invention.
Fig. 2 is by vertical view shown in Figure 1.
Fig. 3 is by rearview shown in Figure 1.
Fig. 4 is by right view shown in Figure 1.
Fig. 5 is the structural representation of the ribbon cartridge device of Fig. 1 driving control device.
Fig. 6 is by partial top view shown in Figure 5.
Fig. 7 is the main cutaway view of driving control device of the present invention and the assembling of ribbon cartridge device.
Fig. 8 is by vertical view shown in Figure 7.
Reference numeral:
1 is motor, and 2 is fixed cover, and 3 is sensor, 4 is word grain assembly, and 5 is belt-guiding shaft, and 6 is supporting seat, 7 is power transmission shaft, and 8 is the heat driven seat, and 9 is driving shaft, 10 is driving lever, and 11 is bearing pin, and 12 is follower lever, 13 is soleplate, and 14 is the driven shaft bearing, and 15 is the original position spring, 16 is locating piece, and 17 is drive block, and 18 is home position sensing, 19 is driving wheel, and 20 is to be with synchronously, and 21 is driven pulley, 22 is driven shaft, and 23 is lock shaft, and 24 is cover plate, 25 is driving lever, and 26 is handle, and 27 is fixed axis, 28 for tension force keeps assembly, and 29 is feed rolls, and 30 is tape guide roller, 31 for colour band unreels assembly, and 32 is drive sleeve, and 33 is unilateral bearing, 34 is colour band rolling assembly, and 35 is the ribbon cartridge device.
The specific embodiment
Below in conjunction with drawings and Examples the present invention is elaborated.
Referring to Fig. 1 to Fig. 4, the driving control device of a kind of coder of the present invention is equipped with motor 1, fixed cover 2, sensor 3, word grain assembly 4, belt-guiding shaft 5, supporting seat 6, power transmission shaft 7, heat driven seat 8, driving shaft 9, driving lever 10, bearing pin 11, follower lever 12, soleplate 13, driven shaft bearing 14, original position spring 15, locating piece 16, drive block 17, home position sensing 18, driving wheel 19, is with 20 synchronously, driven pulley 21, driven shaft 22, ribbon cartridge device and electrical control gear.
Motor 1 is fixed on the soleplate 13, and motor 1 output shaft and driving wheel 19 are fastenedly connected, and at driving pulley fixed installation driving shaft 9, the sensing element that the energy induced signal stops motor being housed on the driving shaft 9, and home position sensing 18 is arranged on the below of driving wheel.Motor 1 is stepper motor.
Driving shaft 9 is in transmission connection with driving lever 10, the other end of driving lever 10 is in transmission connection by bearing pin 11 and follower lever 12, the other end sky of follower lever 12 is enclosed within on the power transmission shaft 7, be installed with drive block 17 at power transmission shaft 7, drive block 17 is provided with boss, and the power that is used for follower lever 12 is passed over reaches power transmission shaft 7.
Supporting seat 6 is fixed on the soleplate 13, power transmission shaft 7 other ends are placed through in the endoporus of supporting seat 6 and heat driven seat 8, and be fastenedly connected by pin and heat driven seat 8 so that with transmission of power to heat driven seat 8, be movably installed with word grain assembly 4 at heat driven seat 8.
Be provided with at driving wheel 19 and be with 20 synchronously, be used for power is reached driven pulley 21, at driven pulley 21 driven shaft 22 is installed, driven shaft 22 is placed through in the brearing bore of driven shaft bearing 14 and soleplate 13.
Referring to Fig. 5 to Fig. 8, ribbon cartridge device 35 of the present invention is equipped with lock shaft 23, cover plate 24, driving lever 25, handle 26, fixed axis 27, tension force maintenance assembly 28, feed rolls 29, tape guide roller 30, unreels assembly 31, drive sleeve 32, unilateral bearing 33 and rolling assembly 34.
The rolling assembly 34 that unreels assembly 31 and colour band rolling that unreels for colour band is installed at cover plate 24.Feed rolls 29 and tape guide roller 30 are installed on cover plate 24 simultaneously and are used for the tension force maintenance assembly 28 that tension force keeps.Lock shaft 23 is placed through in the endoporus of cover plate 24 and handle 26 and fixedlys connected by pin with driving lever 25, and handle 26 on cover plate 24, convenient uses operation by lock shaft 23 and fixed axis 27 support fixation.
See Fig. 7 and Fig. 8 again, when driving control device of the present invention and 35 assemblings of ribbon cartridge device, fixed cover 2 is fixed on the soleplate 13, the lock shaft 23 that is fixed on the cover plate 24 is placed through in the endoporus of fixed cover 2, turn an angle by driving lever 25 and can make ribbon cartridge device 35 and driving control device be in stationary state, at this moment, driven shaft 22 is placed through in unilateral bearing 33 endoporus that are fastenedly connected with drive sleeve 32, driven shaft 22 is passed to drive sleeve 32 with power by unilateral bearing 33, drive sleeve 32 and then give colour band rolling assembly 34 with transmission of power.
According to the driving control method of coder of the present invention, adopt stepper motor accurately to drive control, accurately to brake in conjunction with the position feedback control motor of external sensor signal, concrete operation method and the course of work are as follows:
When motor 1 is after stepper motor is received the driving signal that electric control box transmits, driving driving wheel 19 rotates, power passes to the driving lever 10 that is in transmission connection with it by the driving shaft 9 that is fixed on the driving wheel 19, driving lever 10 extremely is in transmission connection transmission of power by bearing pin 11 with it follower lever 12, follower lever 12 other ends are placed on the power transmission shaft 7, because power transmission shaft 7 tightens drive block 17 has been installed, power is passed to boss above the drive block 17 by follower lever 12, and then drives power transmission shaft 7 and rotate; The other end of power transmission shaft 7 is placed through in the endoporus of the supporting seat 6 of fixedlying connected with soleplate 13 and heat driven seat 8, and is fastenedly connected with heat driven seat 8.The power that is transmitted by motor 1 is passed on the heat driven seat 8 by power transmission shaft 7, is connected with word grain assembly 4 at heat driven seat 8, and drive heat driven seat 8 and word grain assembly 4 move downward clockwise around power transmission shaft 7 under the transmission of motor 1 power; When motor 1 drive follower lever 12 moves to B ' position from A ' position, drive drive block 17 and rotate together, thereby by drive block 17 transmission of power to heat driven seat 8 and word grain assembly 4 rotated together; When word grain assembly 4 moves to as shown in Figure 1 B position from as shown in Figure 7 A position, word grain assembly 4 is in print position, this moment below undertake the printing of the pad effect under, word grain assembly 4 is impressing around the colour band of its below and is printing film, and by pressure and heat the China ink layer on the colour band is peeled off to printing on the film, form print What.This moment, motor 1 was rotated further, and follower lever 12 moves toward A ' position again from B ' position under the drive of driving lever 10, and drive block 17 drives heat driven seats 8 by power transmission shaft 7 under the effect of spring 15 and word grain assembly 4 is pasting follower lever 12 together toward swivel motion; When drive block 17 end faces contacted with locating piece 16, drive block 17 and word grain assembly 4, heat driven seat 8 etc. stopped operating together, return the A position from B inverse position hour hands, finish printing interval one time.Follower lever 12 is rotated further under the drive of motor 1, electric control system was sent stop signal immediately when the original position sensing element was through home position sensing 18 on driven shaft 22, motor 1 reverses immediately, finishes the feeding of colour band to drive rolling assembly 34, for next printing interval is got ready; The colour band rolling length that reverse angle is set according to electric control box determines, namely stops operating after rolling is finished, and so together do not rotate when rolling can not drive drive block 17 and drive disk assembly thereof because drive block 17 has certain interval with follower lever 12 this moment.
The concrete course of work of colour band rolling is as follows:
When motor 1 drives driving wheel 19 rotations, driving wheel 19 is finished the printing except by driving shaft 9 power being reached word grain assembly 4, be with 20 power is passed to driven pulley 21 simultaneously synchronously with driving wheel 19 is in transmission connection, driven shaft 22 is placed through driven pulley 21 endoporus and is fastenedly connected by screw, and driven shaft 22 is placed through in driven shaft bearing 14 brearing bores and soleplate 13 brearing bores that are fixed on soleplate 13 simultaneously; Simultaneously, also be placed through in unilateral bearing 32 endoporus that are fastenedly connected with drive sleeve 32 after driven shaft 22 assemblings, drive sleeve 32 is in transmission connection with rolling assembly 34, rolling assembly 34 is installed on the cover plate 24, the assembling back is in the same center of circle with driven shaft 22, under the drive of driven pulley 21, driven shaft 22 rotates therewith; Drive word grain assembly 4 at motor 1 and finish in the process of printing, because driven shaft 22 is opposite with unilateral bearing 33 engagement directions, unilateral bearing 33 is in disengaged condition with driven shaft 22, and power does not reach drive sleeve 32 by driven shaft 22.Have only when motor 1 is received the signals in situ counter-rotating, driven shaft 22 and unilateral bearing 33 engagements, power passes to drive sleeve 32 by unilateral bearing 33, drive sleeve 32 and then the rolling assembly 34 that transmission of power extremely is in transmission connection with it, at rolling assembly 34 colour band is installed, finish the feeding of colour band when rolling assembly 34 rotates, the amount of feeding of colour band can accurately be controlled by electric control system, reaches the purpose of effective saving colour band.
Below namely finish a complete printing interval, have only after motor 1 receives the driving signal that electric control box transmits again and just can repeat above step.
In sum, the driving control device of coder of the present invention can be directly installed on the batch (-type) automatic packaging machine and realize isochronous printing.The present invention adopts stepper motor to drive in conjunction with the external feedback signal braking, makes coder reach the effect that drives braking and accurate take-up; Adopt independently ribbon cartridge simultaneously, solved the problem that existing colour band coder strip winding bothers, the colour band amount of feeding can't accurately be controlled, can bring user's ribbon saving function, reduce the colour band waste, make machine environmental protection more.Driving control method by coder of the present invention can make the take-up hypotelorism of colour band coder to 1mm.
Certainly, those skilled in the art in the art will be appreciated that, above-described embodiment only is that the present invention is described, and be not as limitation of the invention, as long as in connotation scope of the present invention, all will drop in the scope of claim of the present invention the variation of above-described embodiment, modification etc.