CN112180793A - Multi-shaft and multi-nozzle ink-jet controller - Google Patents
Multi-shaft and multi-nozzle ink-jet controller Download PDFInfo
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- CN112180793A CN112180793A CN202011061610.4A CN202011061610A CN112180793A CN 112180793 A CN112180793 A CN 112180793A CN 202011061610 A CN202011061610 A CN 202011061610A CN 112180793 A CN112180793 A CN 112180793A
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0423—Input/output
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/25—Pc structure of the system
- G05B2219/25257—Microcontroller
Abstract
The invention discloses a multi-axis and multi-nozzle ink-jet controller, which particularly relates to the technical field of ink-jet printing, and comprises an embedded microprocessor, a power module, a communication interface module, a DSP (digital signal processor) digital signal processing module, a data acquisition module and a man-machine interaction module, wherein the communication interface module, the DSP digital signal processing module, the data acquisition module and the man-machine interaction module are all connected with the embedded microprocessor; the communication interface module comprises a data input interface and a plurality of data output interfaces, each data output interface is connected with a servo motor through a servo motor driver, and the servo motors are respectively connected with corresponding rotating shafts. According to the invention, through the arrangement of the DSP digital signal processing module, digital signals in the operation process can be processed, the motion track is planned in real time, the control precision is improved, and meanwhile, through the arrangement of the human-computer interaction module, the communication module and the intelligent terminal equipment, the control of workers can be facilitated.
Description
Technical Field
The invention relates to the technical field of ink-jet printing, in particular to a multi-shaft and multi-nozzle ink-jet controller.
Background
The ink-jet technology is a printing technology without contact, pressure and printing plate, and can print by inputting the information stored in an electronic computer into an ink-jet printer, the ink-jet technology is divided into a continuous ink-jet technology and a random ink-jet technology, the ink-jet printer sprays color liquid ink into fine particles through a nozzle onto printing paper, the general ink-jet printer has three or four printing nozzles so as to print yellow and magenta and cyan colors, when printing images, the nozzles quickly sweep across the printing paper, meanwhile, the nozzles on the nozzles can spray countless small ink drops to form pixels in the images, the ink-jet printer has high technological content, the parts are very precise in structure, and the ink-jet printer has the characteristics of small volume, simple and convenient operation and low printing noise, and the ink-jet printer adopts two main technologies: continuous ink-jet technology and random ink-jet technology
However, the existing multi-axis and multi-nozzle ink-jet controller still has the problems of inconvenient control, low control precision and high cost.
The above information disclosed in this background section is only for enhancement of understanding of the background of the disclosure and therefore it may contain information that does not constitute prior art that is already known to a person of ordinary skill in the art.
Disclosure of Invention
In order to overcome the above-mentioned defects in the prior art, embodiments of the present invention provide a multi-axis, multi-nozzle inkjet controller, and the technical problems to be solved by the present invention are: the existing multi-shaft and multi-nozzle ink-jet controller has the problems of inconvenient control, low control precision and high cost.
In order to achieve the purpose, the invention provides the following technical scheme: a multi-axis and multi-nozzle ink-jet controller comprises an embedded microprocessor, a power module, a communication interface module, a DSP digital signal processing module, a data acquisition module and a man-machine interaction module, wherein the communication interface module, the DSP digital signal processing module, the data acquisition module and the man-machine interaction module are all connected with the embedded microprocessor;
the communication interface module comprises a data input interface and a plurality of data output interfaces, each data output interface is connected with a servo motor through a servo motor driver, the servo motors are respectively connected with corresponding rotating shafts, each servo motor is provided with an encoder, the servo motors are connected with an embedded microprocessor through the encoders, each data output interface is respectively connected with a corresponding spray head, the communication interface module can be connected with external input equipment through the data input interface, and the external input equipment is used for downloading and debugging instructions;
the data acquisition module comprises a position detection unit, a speed detection unit and a state detection unit, wherein the position detection unit is used for detecting the position information of the rotating shaft, the speed detection unit is used for detecting the speed information of the rotating shaft, and the state detection unit is used for detecting the starting and stopping states of the servo motor;
the man-machine interaction module comprises a display and a console.
In a preferred embodiment, the intelligent terminal device further comprises a communication module, and the communication module is connected with the intelligent terminal device through WIFI.
In a preferred embodiment, the communication module may further establish a connection with an external input device through WIFI.
In a preferred embodiment, the device further comprises a limit feedback module, wherein the limit feedback module comprises a distance sensor, and the distance sensor is installed on the spray head.
In a preferred embodiment, the servo motor further comprises a state monitoring module, and the state monitoring module is used for monitoring the operation state of the servo motor.
In a preferred embodiment, the display is an LCD touch display.
In a preferred embodiment, the data input interface and the data output interface can use one or more of a USB interface, an RS-232 interface and an RS-232-C interface.
The invention has the technical effects and advantages that:
1. according to the invention, through the arrangement of the DSP digital signal processing module, digital signals in the operation process can be processed, the motion track is planned in real time, the control precision is improved, and meanwhile, through the arrangement of the man-machine interaction module, the communication module and the intelligent terminal equipment, the control of workers can be facilitated;
2. according to the invention, the running state of the servo motor is monitored by the state monitoring module, and the distance information between the spray heads is detected by the limit feedback module, so that the safety in the running process can be improved.
Drawings
FIG. 1 is a block diagram of the present invention.
Detailed Description
Example embodiments will now be described more fully with reference to the accompanying drawings. Example embodiments may, however, be embodied in many different forms and should not be construed as limited to the examples set forth herein; rather, these example embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of example embodiments to those skilled in the art. The drawings are merely schematic illustrations of the present disclosure and are not necessarily drawn to scale. The same reference numerals in the drawings denote the same or similar parts, and thus their repetitive description will be omitted.
Furthermore, the described features, structures, or characteristics may be combined in any suitable manner in one or more example embodiments. In the following description, numerous specific details are provided to give a thorough understanding of example embodiments of the disclosure. One skilled in the relevant art will recognize, however, that the subject matter of the present disclosure can be practiced without one or more of the specific details, or with other methods, components, steps, and so forth. In other instances, well-known structures, methods, implementations, or operations are not shown or described in detail to avoid obscuring aspects of the disclosure.
The invention provides a multi-shaft and multi-nozzle ink-jet controller, which comprises an embedded microprocessor, a power module, a communication interface module, a DSP (digital signal processing) module, a data acquisition module and a man-machine interaction module, wherein the communication interface module, the DSP module, the data acquisition module and the man-machine interaction module are all connected with the embedded microprocessor;
the communication interface module comprises a data input interface and a plurality of data output interfaces, each data output interface is connected with a servo motor through a servo motor driver, the servo motors are respectively connected with corresponding rotating shafts, each servo motor is provided with an encoder, the servo motors are connected with an embedded microprocessor through the encoders, each data output interface is respectively connected with a corresponding spray head, the communication interface module can be connected with external input equipment through the data input interface, and the external input equipment is used for downloading and debugging instructions;
the data acquisition module comprises a position detection unit, a speed detection unit and a state detection unit, wherein the position detection unit is used for detecting the position information of the rotating shaft, the speed detection unit is used for detecting the speed information of the rotating shaft, and the state detection unit is used for detecting the starting and stopping states of the servo motor;
the man-machine interaction module comprises a display and a console.
The intelligent terminal device is characterized by further comprising a communication module, wherein the communication module is connected with the intelligent terminal device through WIFI.
The communication module can also be connected with external input equipment through WIFI.
The device further comprises a limiting feedback module, wherein the limiting feedback module comprises a distance sensor, and the distance sensor is installed on the spray head.
The servo motor state monitoring system further comprises a state monitoring module, and the state monitoring module is used for monitoring the running state of the servo motor.
The display is an LCD touch display.
The data input interface and the data output interface can use one or more of a USB interface, an RS-232 interface and an RS-232-C interface.
As shown in fig. 1, the embodiment specifically includes: the embedded microprocessor receives and downloads a control instruction sent by an external input device through a data input interface, the control instruction is operated and controlled through a display and a console interface of a man-machine interaction module or is operated and controlled through an intelligent terminal device, the embedded microprocessor analyzes and processes the instruction of the operation control and generates corresponding direction signals and pulse signals to a servo motor driver so as to control the servo motor to run, an encoder of the servo motor feeds the signals back to the embedded microprocessor and processes the signals through a DSP digital signal processing module so as to improve the control precision, a data acquisition module acquires position, speed and start-stop state data of each servo motor, the DSP digital signal processing module processes the data, compares a motion track with a planned track in real time and adjusts errors, each servo motor moves according to the planned track, and a limit feedback module detects distance information between spray heads, in order to guarantee the safety of the movement, the state monitoring module monitors the running state of the servo motor, sends abnormal data such as overheating information to the embedded microprocessor, controls the shutdown, displays the abnormal data through the display, and also can send the abnormal data to the intelligent terminal device for reminding workers.
The digital signal processing module is arranged to process the digital signal in the running process, the motion track is planned in real time, the control precision is improved, and meanwhile, the control of workers is facilitated through the arrangement of the human-computer interaction module, the communication module and the intelligent terminal equipment; the running state of the servo motor is monitored through the state monitoring module, the distance information between the spray heads is detected through the limit feedback module, the safety in the running process can be improved, and the problems that an existing multi-shaft and multi-spray-head ink-jet controller is inconvenient to control, low in control precision and high in cost are solved.
The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;
secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the invention, only the structures related to the disclosed embodiments are referred to, other structures can refer to common designs, and the same embodiment and different embodiments of the invention can be combined with each other without conflict;
and finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.
Claims (7)
1. The utility model provides a multiaxis, many shower nozzles inkjet controller, includes embedded microprocessor and power module, its characterized in that: the system also comprises a communication interface module, a DSP digital signal processing module, a data acquisition module and a man-machine interaction module, wherein the communication interface module, the DSP digital signal processing module, the data acquisition module and the man-machine interaction module are all connected with the embedded microprocessor;
the communication interface module comprises a data input interface and a plurality of data output interfaces, each data output interface is connected with a servo motor through a servo motor driver, the servo motors are respectively connected with corresponding rotating shafts, each servo motor is provided with an encoder, the servo motors are connected with an embedded microprocessor through the encoders, each data output interface is respectively connected with a corresponding spray head, the communication interface module can be connected with external input equipment through the data input interface, and the external input equipment is used for downloading and debugging instructions;
the data acquisition module comprises a position detection unit, a speed detection unit and a state detection unit, wherein the position detection unit is used for detecting the position information of the rotating shaft, the speed detection unit is used for detecting the speed information of the rotating shaft, and the state detection unit is used for detecting the starting and stopping states of the servo motor;
the man-machine interaction module comprises a display and a console.
2. The multi-axis, multi-nozzle inkjet controller of claim 1, wherein: the intelligent terminal device is characterized by further comprising a communication module, wherein the communication module is connected with the intelligent terminal device through WIFI.
3. The multi-axis, multi-nozzle inkjet controller of claim 2, wherein: the communication module can also be connected with external input equipment through WIFI.
4. The multi-axis, multi-nozzle inkjet controller of claim 1, wherein: the device further comprises a limiting feedback module, wherein the limiting feedback module comprises a distance sensor, and the distance sensor is installed on the spray head.
5. The multi-axis, multi-nozzle inkjet controller of claim 1, wherein: the servo motor state monitoring system further comprises a state monitoring module, and the state monitoring module is used for monitoring the running state of the servo motor.
6. The multi-axis, multi-nozzle inkjet controller of claim 1, wherein: the display is an LCD touch display.
7. The multi-axis, multi-nozzle inkjet controller of claim 1, wherein: the data input interface and the data output interface can use one or more of a USB interface, an RS-232 interface and an RS-232-C interface.
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| CN202011061610.4A CN112180793A (en) | 2020-09-30 | 2020-09-30 | Multi-shaft and multi-nozzle ink-jet controller |
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| CN202011061610.4A CN112180793A (en) | 2020-09-30 | 2020-09-30 | Multi-shaft and multi-nozzle ink-jet controller |
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