CN101722709A - Automatic positioning and fault-tolerant safety device of frame roller in digital electronic engraving system - Google Patents
Automatic positioning and fault-tolerant safety device of frame roller in digital electronic engraving system Download PDFInfo
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- CN101722709A CN101722709A CN200910112794A CN200910112794A CN101722709A CN 101722709 A CN101722709 A CN 101722709A CN 200910112794 A CN200910112794 A CN 200910112794A CN 200910112794 A CN200910112794 A CN 200910112794A CN 101722709 A CN101722709 A CN 101722709A
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- engraving
- servo motor
- engraving member
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- version roller
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Abstract
The invention discloses an automatic positioning and fault-tolerant safety device of a frame roller in a digital electronic engraving system and relates to digital electronic engraving equipment, providing an automatic positioning and fault-tolerant safety device of a frame roller in a digital electronic engraving system capable of realizing the priority control on the frame roller under the condition of high-speed operation of the frame roller. The device is provided with a mechanical part and a control part, wherein the mechanical part is provided with a spindle box, an infrared sensor, a safety switch, a spindle chuck, a frame roller, a tailstock chuck, a tailstock, an engraving head, a grating ruler, a synchronous belt, a synchronous belt wheel and a photoelectric encoder; and the control part is provided with a spindle servo motor, a spindle servo driver, an engraving head moving servo motor, an engraving head moving servo driver, a power amplifier, a main controller and an industrial personal computer.
Description
Technical field
The present invention relates to a kind of digital and electronic engraving equipment, especially relate to a kind of automatic location and fault-tolerant safety device that is used for digital and electronic engraving system version roller.
Background technology
The application of new technique such as device fabrication, printing ink, solvent, plate-making industry, the enforcement of printing industry new technology etc. are promoting gravure invariably and are striding forward towards the direction of prosperity and development.
In electronic engraving machine, be to adapt to the needs of printed matter, version roller of a great variety, size has nothing in common with each other.When producing, often need constantly more to change plate roller, in the roller that more changes plate, again must be according to the relative position of size adjustment version roller and engraving member.In the engraving process, also must realize the accurate location of engraving member.The relative position of version roller and engraving member is particularly important, but in existing technology, when the version roller is installed, be the adjustment of finishing relative position by craft mostly, the original position of engraving member is positioned at an edition roller centre position, be difficult to accurately finish by craft like this, influenced the quality of engraving and printing.
In existing electronic engraving machine, the version roller can only be on the terminal of lathe main frame in the operation control that does not have safety device and version roller under the situation about running up, when needs carry out the action of roll change cleaning version roller, can not control the running of edition roller flexibly, therefore repeatedly travel to and fro between between control terminal and the version roller, greatly the efficient of influence processing also is unfavorable for the reduction of labor cost.
Application number provides a kind of edition roller position precision micrometer adjustable device for 99229588.2 Chinese patent, this device comprises a base plate and the slide plate that can slide on base plate, and be connected the governor motion of slide plate right-hand member, in governor motion, the left end of fine setting screw rod utilizes miniature bearing to be installed in the hole of gland or slide plate, the end of its left end is positioned at the hole of slide block right-hand member, the middle part be installed in nut seat on nut cooperate, the outer surface of its right-hand member has the scale of the displacement that can indicate the fine setting screw rod, and nut seat utilizes screw to be installed on the base plate.This device has the degree of regulation advantages of higher.
Application number provides a kind of device that can accurately locate the relative position of edition roller and engraving member for 99229588.2 Chinese patent.
Summary of the invention
The objective of the invention is to needs artificial operation of calculating the position of version roller length and manual adjustments version roller and engraving member when more changing plate roller in order to solve, be difficult to keep both problems such as accurate location in the engraving motion process, provide a kind of edition roller of realizing under the situation of running up, to realize automatic location and fault-tolerant safety device edition roller in the digital and electronic engraving system of the preferential control of version roller.
The present invention is provided with mechanical part and control section.
Mechanical part is provided with main spindle box, infrared sensor, safety switch, spindle chuck, version roller, tailstock chuck, tailstock, engraving member, grating chi, synchronous band and synchronous pulley and angular encoder.Infrared sensor is fixed on the main spindle box, and feeds back cut-off signals by stopping of infrared signal, and safety switch is fixed on the lathe base station, is used for other security control of different priorities.Spindle chuck is located on the main spindle box, and the tailstock chuck is located on the tailstock, and version roller two ends are connected with the tailstock chuck with spindle chuck respectively, and the read head of grating chi is mounted on the guide rail of engraving member.
Control section is provided with main axle servo motor, main axle servo driver, engraving member shift servo motor, engraving member shift servo driver, power amplifier, master controller and industrial computer.
The main axle servo motor is connected with the main axle servo output end of driver, and the input of main axle servo driver is connected with the output of master controller, and master controller is connected with industrial computer.The main axle servo motor is by being with synchronously and synchronous pulley, be connected with angular encoder with main spindle box respectively, engraving member shift servo output end of driver is connected with engraving member shift servo motor, the input of engraving member shift servo driver is connected with the output of master controller, the input of power amplifier is connected with master controller, the output of power amplifier is connected with engraving member, and the main axle servo driver is connected with safety switch respectively with master controller.
The read head kinetic control system of described grating chi all adopts half-closed loop control (half-closed loop control in industrial lathe or displacement measurement be that pairing use with the grating chi), be used for realizing version roller online automatic detection and location, half-closed loop control precision height, improve the engraving quality, and then improved printing quality, can realize that by safety switch preferential control and emergency alarm have also improved working (machining) efficiency when edition safety coefficient of roller operation is improved.
Described angular encoder adopts photoelectric encoder, and angular encoder is used for the angle displacement measurement and the feedback of edition roller.
The grating chi is used for the displacement measurement and the feedback of engraving member.
Described main axle servo motor, engraving member shift servo motor all adopt the half-closed loop control system.
Can realize controlling the highest priority of servomotor, be to realize multi-level control.
Industrial computer drives the version roller according to engraving parameter control main axle servo Electric Machine Control main shaft and rotates, and photoelectric encoder is measured and the feedback anglec of rotation, and the main axle servo motor is realized control by being with synchronously with synchronous pulley; Engraving member shift servo driver is realized the feeding of the carving headstock, measures the feedback displacement in real time by the grating chi and gives engraving member shift servo driver, and wherein, the grating chi is installed on the engraving member guide rail.Master controller adopts the DSP technology, drives engraving member according to engraving information control power amplifier.
The initial point that the grating chi is set is each center of changing back version roller, master controller just can be realized definite operation of edition roller and engraving member relative position by the control servomotor like this, after each the replacing, engraving member can automatically navigate to the centre position of edition roller, convenient follow-up engraving operation.
The actual size of cylinder can accurate Calculation be removed in the position of moving grid by the grating chi, makes that the scope determining dimensions of engraving member institute foundation is more accurate.
The control loop of main axle servo motor, engraving member shift servo motor all is half-closed loop control, and half-closed loop control precision height improves the engraving quality.Main axle servo motor, engraving member shift servo motor are realized the control of semiclosed loop by the encoder of self, and the main axle servo motor feeds back angular displacement signal by photoelectric encoder.Engraving member shift servo motor is by grating chi feedback displacement signal.
The effect of infrared sensor is and can realizes stopping in emergency thereby make spindle motor send warning signal under the triggering of this signal, in case dangerous generation object being arranged near realizing the cut-out of infrared signal in the main spindle box.
The effect that is provided with of safety switch is to realize to the control of the highest priority of servomotor and can carries out selectively control to the servomotor of version roller, on the one hand can carry out the shutoff of the machine system of limit priority, can realize on the other hand the control of version roller is controlled it and then can reduce labour intensity when being washed operation such as roller from the main control terminal of version roller by distance with regard to not needing repeatedly like this.
Compared with prior art, outstanding advantage of the present invention is:
1, the present invention adopts photoelectric encoder and grating chi as measurement, feedback element, can improve edition precision of roller engraving effectively.
What 2, servomotor of the present invention adopted is semi-closed loop system, the control accuracy height.
3, master controller of the present invention adopts the DSP technology, and data-handling capacity is strong, and reaction speed is fast.
4, the present invention can reduce manual operations effectively, determines the center of version roller automatically, and automatically the relative position of location version roller and engraving member is mentioned production efficiency greatly.
5, the present invention can realize the safety assurance of security alarm and safety switch realization highest level by infrared sensor when the version roller is worked
6, the present invention can be by flexibly in real time control effective the reduce labour intensity of safety switch to the version roller.
Description of drawings
Fig. 1 is the structural representation of the embodiment of the invention.
Fig. 2 is the control principle block diagram of the embodiment of the invention.
The specific embodiment
The invention will be further described by the following examples and in conjunction with the accompanying drawings.
Referring to Fig. 1 and 2, the present invention includes mechanical part and control section.Mechanical part is provided with main spindle box 1, infrared sensor 2, safety switch 3, spindle chuck 4, version roller 5, tailstock chuck 6, tailstock 7, engraving member 8, grating chi 9, is with and synchronous pulley 10, photoelectric encoder 11 etc. synchronously.Infrared sensor 2 is fixed on the main spindle box 1, and feeds back cut-off signals by stopping of infrared signal, and safety switch 3 is fixed on the lathe base station, is used for other security control of different priorities.Spindle chuck 4 is located on the main spindle box 1, and tailstock chuck 6 is located on the tailstock, and version roller 5 two ends are connected with tailstock chuck 6 with spindle chuck 4 respectively, and the read head of grating chi 9 is mounted on the guide rail of engraving member 8.
Control section is provided with main axle servo motor 12, main axle servo driver 13, engraving member shift servo motor 14, engraving member shift servo driver 15, power amplifier 16, master controller 17, industrial computer 18 etc.
Main axle servo motor 12 is connected with the output of main axle servo driver 13, and the input of main axle servo driver 13 is connected with the output of master controller 17, and master controller 17 is connected with industrial computer 18.Main axle servo motor 12 is by being with and synchronous pulley 10 synchronously, be connected with photoelectric encoder 11 with main spindle box 1 respectively, the output of engraving member shift servo driver 15 is connected with engraving member shift servo motor 14, the input of engraving member shift servo driver 15 is connected with the output of master controller 17, the input of power amplifier 16 is connected with master controller 17, the output of power amplifier 16 is connected with engraving member 8, and main axle servo driver 13 is connected with safety switch 3 respectively with master controller 17.
Industrial computer 18 drives 5 rotations of version rollers according to engraving parameter control main axle servo motor 12 control main shafts, and photoelectric encoder 11 is measured the also feedback anglec of rotation, and main axle servo motor 12 is by being with 10 to realize control with synchronous pulley synchronously; Engraving member shift servo motor 14 is realized the feeding of engraving member 8, measures the feedback displacement in real time by grating chi 9 and gives engraving member shift servo driver 14, and wherein, grating chi 9 is installed on engraving member 8 guide rails.Master controller 17 adopts the DSP technology, drives engraving member 8 according to engraving information control power amplifier 16.
In industrial computer 18 control softwares, the initial point that grating chi 9 is set is each center of changing back version roller 5, master controller 17 is by the definite operation that just can realize edition roller 5 and engraving member 8 relative positions of moving of control servomotor like this, after each the replacing, engraving member 8 can automatically navigate to the centre position of edition roller 5, convenient follow-up engraving operation.
In the process of engraving, the accurate location by the half-closed loop control system can realize engraving member 8 has guaranteed the engraving quality, has improved printing quality.
Version roller 5 rotation add man-hour infrared sensor 2 persons of being operated to block be to return main axle servo driver 13 data signals, this signal can be used as main axle servo motor 12 cut-off signals by priority setting and will stop processing for the safety that ensures the operator at this moment main axle servo driver 13.
Safety switch 3 is divided into lock catch and the shelves that stop in emergency; respectively by industrial computer 18 control software and main axle servo driver 13 and engraving member shift servo drivers 14; different priority levels is set; this operation of motion state that is used for controlling edition roller 5 when the operator selects lock catch can be used for preparing for changing and clean a version roller 5; therefore the operator who is positioned at lathe one side need not to close down main axle servo motor 12 by master controller 17; and when the operator is positioned at master controller 17 heteropleurals and has emergency to close down all devices, can close down lathe, thereby both safety when not only having guaranteed operation but also labour intensity that can reduction operation person by the highest safety switch 3 of the priority level retaining that stop in emergency.
Claims (4)
1. the automatic location and the fault-tolerant safety device of version roller in the digital and electronic engraving system is characterized in that being provided with mechanical part and control section;
Mechanical part is provided with main spindle box, infrared sensor, safety switch, spindle chuck, version roller, tailstock chuck, tailstock, engraving member, grating chi, synchronous band and synchronous pulley and angular encoder, infrared sensor is fixed on the main spindle box, and feed back cut-off signals by stopping of infrared signal, safety switch is fixed on the lathe base station, is used for other security control of different priorities; Spindle chuck is located on the main spindle box, and the tailstock chuck is located on the tailstock, and version roller two ends are connected with the tailstock chuck with spindle chuck respectively, and the read head of grating chi is mounted on the guide rail of engraving member;
Control section is provided with main axle servo motor, main axle servo driver, engraving member shift servo motor, engraving member shift servo driver, power amplifier, master controller and industrial computer, the main axle servo motor is connected with the main axle servo output end of driver, the input of main axle servo driver is connected with the output of master controller, and master controller is connected with industrial computer.The main axle servo motor is by being with synchronously and synchronous pulley, be connected with angular encoder with main spindle box respectively, engraving member shift servo output end of driver is connected with engraving member shift servo motor, the input of engraving member shift servo driver is connected with the output of master controller, the input of power amplifier is connected with master controller, the output of power amplifier is connected with engraving member, and the main axle servo driver is connected with safety switch respectively with master controller.
2. the automatic location and the fault-tolerant safety device of version roller is characterized in that the read head kinetic control system of described grating chi all adopts half-closed loop control in the digital and electronic engraving system as claimed in claim 1, are used for realizing version roller online automatic detection and location.
3. the automatic location and the fault-tolerant safety device of version roller in the digital and electronic engraving system as claimed in claim 1 is characterized in that described angular encoder adopts photoelectric encoder.
4. the automatic location and the fault-tolerant safety device of version roller is characterized in that described main axle servo motor, engraving member shift servo motor all adopt the half-closed loop control system in the digital and electronic engraving system as claimed in claim 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910112794A CN101722709A (en) | 2009-11-17 | 2009-11-17 | Automatic positioning and fault-tolerant safety device of frame roller in digital electronic engraving system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910112794A CN101722709A (en) | 2009-11-17 | 2009-11-17 | Automatic positioning and fault-tolerant safety device of frame roller in digital electronic engraving system |
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| CN101722709A true CN101722709A (en) | 2010-06-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910112794A Pending CN101722709A (en) | 2009-11-17 | 2009-11-17 | Automatic positioning and fault-tolerant safety device of frame roller in digital electronic engraving system |
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| CN (1) | CN101722709A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102557420A (en) * | 2010-12-22 | 2012-07-11 | 洛阳北方玻璃技术股份有限公司 | Photoelectric positioning device and method for glass cutting machine |
| CN103123477A (en) * | 2011-11-18 | 2013-05-29 | 中国科学院沈阳计算技术研究所有限公司 | Shaft motion control method based on double feedbacks of motor and machine tool location |
| CN103287059A (en) * | 2012-02-24 | 2013-09-11 | 上海运青制版有限公司 | Carving method of plate roller with key groove |
| CN103522816A (en) * | 2012-07-06 | 2014-01-22 | 上海运申制版模具有限公司 | Automatic plate roller loading and unloading device of electric carving machine |
| CN104608467A (en) * | 2014-12-05 | 2015-05-13 | 丹东金丸集团有限公司 | System and method for synchronously controlling print head and roller in nanometer computer to plate |
| CN106240210A (en) * | 2016-08-17 | 2016-12-21 | 龚云超 | A kind of equipment of intelligent engraving dowel |
| CN111907191A (en) * | 2020-06-19 | 2020-11-10 | 固高科技(深圳)有限公司 | Compensation method, compensation device, electrographic engraving control system and computer-readable storage medium |
| CN111907190A (en) * | 2020-06-19 | 2020-11-10 | 固高科技(深圳)有限公司 | Driving method, apparatus, electric carving control system and computer readable storage medium |
-
2009
- 2009-11-17 CN CN200910112794A patent/CN101722709A/en active Pending
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102557420A (en) * | 2010-12-22 | 2012-07-11 | 洛阳北方玻璃技术股份有限公司 | Photoelectric positioning device and method for glass cutting machine |
| CN102557420B (en) * | 2010-12-22 | 2014-10-08 | 洛阳北方玻璃技术股份有限公司 | Photoelectric positioning device and method for glass cutting machine |
| CN103123477A (en) * | 2011-11-18 | 2013-05-29 | 中国科学院沈阳计算技术研究所有限公司 | Shaft motion control method based on double feedbacks of motor and machine tool location |
| CN103287059A (en) * | 2012-02-24 | 2013-09-11 | 上海运青制版有限公司 | Carving method of plate roller with key groove |
| CN103287059B (en) * | 2012-02-24 | 2015-06-17 | 上海运青制版有限公司 | Carving method of plate roller with key groove |
| CN103522816A (en) * | 2012-07-06 | 2014-01-22 | 上海运申制版模具有限公司 | Automatic plate roller loading and unloading device of electric carving machine |
| CN103522816B (en) * | 2012-07-06 | 2016-01-20 | 上海运申制版模具有限公司 | A kind of electric carving machine automatic loading and unloading roller device |
| CN104608467A (en) * | 2014-12-05 | 2015-05-13 | 丹东金丸集团有限公司 | System and method for synchronously controlling print head and roller in nanometer computer to plate |
| CN104608467B (en) * | 2014-12-05 | 2017-08-18 | 丹东金丸集团有限公司 | Printhead and roller synchronisation control means in nanometer direct plate maker |
| CN106240210A (en) * | 2016-08-17 | 2016-12-21 | 龚云超 | A kind of equipment of intelligent engraving dowel |
| CN111907191A (en) * | 2020-06-19 | 2020-11-10 | 固高科技(深圳)有限公司 | Compensation method, compensation device, electrographic engraving control system and computer-readable storage medium |
| CN111907190A (en) * | 2020-06-19 | 2020-11-10 | 固高科技(深圳)有限公司 | Driving method, apparatus, electric carving control system and computer readable storage medium |
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Open date: 20100609 |