CN101054749B - Electromagnetism needle selector drive plate and electronic jacquard machine control system using the same - Google Patents
Electromagnetism needle selector drive plate and electronic jacquard machine control system using the same Download PDFInfo
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- CN101054749B CN101054749B CN2007100225683A CN200710022568A CN101054749B CN 101054749 B CN101054749 B CN 101054749B CN 2007100225683 A CN2007100225683 A CN 2007100225683A CN 200710022568 A CN200710022568 A CN 200710022568A CN 101054749 B CN101054749 B CN 101054749B
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Abstract
The invention relates to an electromagnetic needle selector drive plate and an electronic jacquard machine control system using the same. The drive plate includes a data unit, a base and a triode drive circuit connected with output end of the data unit, wherein the data unit is a singlechip, signal output port of the singlechip is electrically connected with the base of the triode drive circuit; the control system includes a plurality of electromagnetic needle selectors and controller for driving the electromagnetic needle selectors, wherein each electromagnetic needle selector includes a electromagnetic needle selecting component and a electromagnetic needle selector drive plate. Because the data unit of the electromagnetic needle selector drive plate employs singlechip, pattern data is stored in the singlechip before spinning, when spinning, the singlechip can drives the electromagnetic needle selector component directly by the triode drive circuit, thereby, the electromagnetic needle selector drive plate and the electronic jacquard machine control system using the same has no path problem of data transmission, and reliability and immunity of the control system is increased.
Description
Technical field
The invention belongs to field of textile machinery, particularly about the electromagnetic needle selector drive plate of large needle number and adopt the electronic jacquard machine control system of this drive plate.
Background technology
Electromagnetic needle selector is the key component of electronic jacquard machine, is made up of electromagnetic needle selection assembly and electromagnetic needle selector drive plate, and a common assembly is 8 pins.The electromagnetic needle selector drive plate of prior art comprises data cell mounted thereto, this data cell is generally SI PO shift register, the output of shift register is connected with triode and drives, and triode is connected between power supply and the electromagnetic needle selector assembly.Usually this electromagnetic needle selector assembly is a coil, the high level of the output of SI PO shift register or low level can be controlled the conducting of triode or end, when the triode conducting, coil gets, the electromagnetic needle selector action, when triode ended, coil must not be electric, and electromagnetic needle selector does not have corresponding action.Therefore, controller outside can write the action that different decorative pattern data (0 or 1) are controlled electromagnetic needle selector by in SI PO shift register each.Such as the electronic jacquard machine of 5120 pins,, then need 640 of such SI PO shift registers if each SI PO shift register is 8.Controller outside can not write the decorative pattern data respectively to these registers one by one, because such scheme needs large numbers of address wires and select lines, has exceeded the mouth line ability of common microprocessor MCU, and is if with the method for expanding mouthful line, then very uneconomical.Mostly present design is all registers are composed in series a big array of registers, controller outside is pressed into this array of registers to data serial from a data port, through after the repeatedly displacement corresponding with the register figure place, all the decorative pattern data just all are pressed in this array of registers, at this moment open the export permit end of each register, the output of these registers is just by the action of transistor drive circuit control electromagnetic needle selector.Such scheme is actual to be that all registers are connected into a huge device, and therefore MCU does not need complicated addressing and gating circuit only to this device operation.Though simple in structure, lower-cost advantage that this technical scheme has exist data transfer path long, so anti-interference is relatively poor, the data transmission fault rate is higher, and system reliability is relatively poor.
Summary of the invention
Thereby the object of the invention is exactly for solving the electronic jacquard machine control system that the deficiencies in the prior art provide a kind of data relevance of eliminating between the electromagnetic needle selector assembly to improve the electromagnetic needle selector drive plate of reliability of data transmission and anti-interference and adopt the electronic jacquard machine of this drive plate.
For solving the problems of the technologies described above technical scheme of the present invention be: a kind of electromagnetic needle selector drive plate, comprise data cell, the transistor drive circuit that base stage is connected with described data cell output, described data cell is a single-chip microcomputer, described single-chip microcomputer is integrated with memory cell, serial communication interface, the input signal mouth, output signal port, the output signal port of described single-chip microcomputer and the base stage of transistor drive circuit are electrically connected, before weaving beginning, described single-chip microcomputer receives the weaving pattern data by serial communication interface, and with in this data storage memory cell within it, when weaving beginning, described single-chip microcomputer receives synchronous control signal from the input signal mouth, controls described transistor drive circuit thereby storage data are within it outputed to described transistor drive circuit by output signal port.
Described serial communication interface is a kind of among I2C, CAN, the RS485.
Be provided with electrify restoration circuit and internal clocking in the described single-chip microcomputer and produce circuit.
The present invention also provides a kind of control system of electronic jacquard machine of the electromagnetic needle selector drive plate that adopts above-mentioned technical characterictic, comprise a plurality of electromagnetic needle selectors, drive the controller of described electromagnetic needle selector, described each electromagnetic needle selector comprises the electromagnetic needle selection assembly, the electromagnetic needle selector drive plate, described electromagnetic needle selector drive plate comprises data cell, the transistor drive circuit that base stage and described data cell output are electrically connected, thereby described electromagnetic needle selection assembly is connected and forms switch between the output of described triode drive plate and the power supply, described data cell is a single-chip microcomputer, described single-chip microcomputer is integrated with memory cell, serial communication interface, the input signal mouth, output signal port, the output signal port of described single-chip microcomputer and the base stage of transistor drive circuit are electrically connected, described controller comprises serial communication interface, the synchronous signal output end mouth, the serial communication interface of described controller and the serial communication interface of described single-chip microcomputer are electrically connected, and the synchronous signal output end mouth of described controller and the input signal mouth of described data cell are electrically connected.
To the variation of technique scheme be explained as follows:
1, described a plurality of electromagnetic needle selector is divided into two independently electromagnetic needle selector groups at least, the serial communication interface of the data cell in each electromagnetic needle selector group is electrically connected, described controller has and the identical serial communication interface of described electromagnetic needle selector group number, the serial communication interface of described controller and the corresponding connection of the serial communication interface of described electromagnetic needle selector group, by electromagnetic needle selector is divided into groups, can further shorten data transfer path, improve reliability of data transmission.
In order to improve the anti-interference of this system, between described controller and described electromagnetic needle selector group, be electrically connected with buffer circuit.
Further, described controller comprises a master controller, a plurality of sub-controller, described master controller is electrically connected by serial communication interface and each sub-controller, described sub-controller is electrically connected by the data cell of each electromagnetic needle selector in serial communication interface and the electromagnetic needle selector group, and master controller carries out information interaction by the data cell on sub-controller and each the electromagnetic needle selector drive plate.
Buffer circuit is arranged between described master controller and described each sub-controller.
Described serial communication interface is a kind of among I2C, CAN, the RS485.
Owing to adopted above-mentioned technical scheme, advantage of the present invention is: because the data cell of electromagnetic needle selector drive plate adopts single-chip microcomputer, the integrated memory cell of this single-chip microcomputer is non-volatile memory, the decorative pattern data are stored on the single-chip microcomputer before weaving, so can not make loss of data after the storage of decorative pattern data because of outage, when weaving, this single-chip microcomputer can directly drive the electromagnetic needle selector assembly by transistor drive circuit, therefore this electromagnetic needle selector drive plate and adopt the electronic jacquard machine control system free of data transmission path issues of this drive plate, do not have the data related question between each electromagnetic needle selector assembly yet, improved the reliability and the anti-interference of control system on the whole.
Description of drawings
Accompanying drawing 1 is the electric theory diagram of electromagnetic needle selector of the present invention;
Accompanying drawing 2 is the electrical schematic diagram of electromagnetic needle selector drive plate of the present invention;
Accompanying drawing 3 is the electric theory diagram of electronic jacquard machine control system of the present invention;
Accompanying drawing 4 is the electric theory diagram of electronic jacquard loom controller of the present invention;
Wherein: 1, electromagnetic needle selector; 11, electromagnetic needle selector group; 12, electromagnetic needle selector drive plate; 13, electromagnetic needle selection assembly;
2, controller; 21, master controller; 211, embedded microprocessor; 212, storing mechanism; 2121, wireless data transfer module; 2122, nonvolatile memory; 2123, storage card; 213, angle detector; 214, serial communication interface; 215, synchronous signal output end mouth; 216, power failure detection circuit;
22, sub-controller; 221, embedded microprocessor; 222, serial communication interface; 223, synchronous signal output end mouth;
23, buffer circuit;
The specific embodiment
Below in conjunction with accompanying drawing the specific embodiment of the present invention is described in further detail:
Electromagnetic needle selector drive plate as shown in Figures 1 and 2, comprise data cell U1, transistor drive circuit U2, described data cell U1 is a single-chip microcomputer, this single-chip microcomputer is integrated with memory cell, serial communication interface ST1 and serial communication interface ST2, input signal mouth T1 and input signal mouth T2, output signal port D0～D7, output signal port D0～the D7 of described single-chip microcomputer and base stage A0～A7 of transistor drive circuit U2 are electrically connected, and the collector and emitter of triode is connected between power supply and the electromagnetic needle selection assembly 13 and forms switch.
Wherein, the serial communication interface of this single-chip microcomputer can be selected a kind of among I2C, CAN, the RS485.
And be provided with electrify restoration circuit and internal clocking in each single-chip microcomputer and produce circuit, this is a present technique field known technology, no longer uses description of drawings at this.
Also be integrated with A/D converter in the described single-chip microcomputer, this converter has two analog input port AD0, AD1, discerns and form the address code of this single-chip microcomputer automatically by measuring voltage.
Before weaving beginning, described single-chip microcomputer receives the weaving pattern data by serial communication interface, and with in this data storage memory cell within it, the integrated memory cell of this single-chip microcomputer is non-volatile memory, the decorative pattern data are stored on the single-chip microcomputer before weaving, so can not make loss of data because of outage after the storage of decorative pattern data.
When weaving beginning, described single-chip microcomputer receives synchronous control signal from the input signal mouth, controls described transistor drive circuit U2 thereby storage data are within it outputed to described transistor drive circuit U2 by output signal port.
The present invention also provides the electronic jacquard machine control system that adopts this electromagnetic needle selector drive plate, and as shown in Figure 3, this control system comprises a plurality of electromagnetic needle selectors 1, drives the controller 2 of described electromagnetic needle selector 1.
Wherein, each electromagnetic needle selector 1 comprises electromagnetic needle selection assembly 13, electromagnetic needle selector drive plate 12, described electromagnetic needle selector drive plate 12 comprises data cell U1, the transistor drive circuit U2 that base stage and described data cell U1 output are electrically connected, thereby described electromagnetic needle selection assembly 13 is connected and forms switch between the output of described triode drive plate 12 and the power supply, this data cell U1 is a single-chip microcomputer, be integrated with memory cell at single-chip microcomputer, serial communication interface, the input signal mouth, output signal port, the base stage of the output signal port of described single-chip microcomputer and transistor drive circuit U2 is electrically connected.
In this most preferred embodiment, described a plurality of electromagnetic needle selectors 1 are divided into two independently electromagnetic needle selector groups 11 at least, the serial communication interface of the data cell U1 in each electromagnetic needle selector group 11 is electrically connected.
The serial communication interface of master controller 21 and sub-controller 22 can be selected a kind of among I2C, CAN, the RS485.
In order to improve the anti-interference of system, between described master controller 21 and described each sub-controller 22, be electrically connected with buffer circuit 23, this buffer circuit 23 can be realized by photoelectrical coupler.
Accompanying drawing 4 is master controller 21 of the present invention and sub-controller 22 electric principle detailed diagram, wherein, master controller 21 comprises embedded microprocessor 211, be used to store the storing mechanism 212 of weaving pattern data, described storing mechanism 212 comprises wireless data transfer module 2121, nonvolatile memory 2122, described wireless data transfer module 212 1 is used to receive original weaving pattern data, these data are input to described embedded microprocessor 211,211 pairs of weaving pattern data of embedded microprocessor are carried out outputing in the nonvolatile memory 2122 after the format conversion and are preserved, thereby make embedded microprocessor 211 when carrying out jacquard weave work, the decorative pattern data output that a need be read from nonvolatile memory 2122 after the conversion gets final product.Wireless data transfer module adopts the ZigBee module, nonvolatile memory 2122 can adopt the FLASH memory, this wireless data transfer module 2121 and nonvolatile memory 2122 available memory cards 2123 are replaced and can be realized above-mentioned functions equally, for the purpose of reliable, in the present embodiment, wireless data transfer module 2121, nonvolatile memory 2122 and storage card 2123 all are arranged on the master controller 21, and they can carry out data interaction with embedded microprocessor 211.
This master controller 21 also comprises serial communication interface 214, synchronous signal output end mouth 215, and described serial communication interface 214 joins with embedded microprocessor 211 respectively with synchronous signal output end mouth 215.
Also be electrically connected with the output of angle detector 213 on the master controller 21, described angle detector 213 be arranged on jacquard final drive shaft or with the final drive shaft of loom on, be used to obtain and export the main shaft synchronizing information of electronic jacquard machine or loom, angle detector 213 is selected angular encoder for use.
Each sub-controller 22 comprises an embedded microprocessor 221, serial communication interface 222, synchronous signal output end mouth 223, the serial communication interface 222 of described each sub-controller 22 is electrically connected with the serial communication interface 214 of master controller 21, and the synchronous signal output end mouth 223 of described each sub-controller 22 is electrically connected with the synchronous signal output end mouth 215 of master controller 21.
Thereby master controller 21 is formed a master-slave communication system with each sub-controller 22 and is carried out information interaction, and master controller 21 is main frames of this communication system, and sub-controller 22 is slaves of this communication system.
To introduce the operation principle of electronic jacquard machine control system of the present invention in detail below:
Before jacquard starts, the embedded microprocessor 211 of master controller 21 will receive or read in original weaving pattern data from wireless data transfer module 2121 or storage card 2123, to original weaving pattern data transaction, and data are divided into groups, form after the conversion is stored on nonvolatile memory 2122 or the storage card 2123, simultaneously the embedded microprocessor 211 of master controller 21 is input in the embedded microprocessor 221 of sub-controller 22 by the decorative pattern data of serial communication interface 214 after with the conversion of every group of correspondence, is integrated with the FLASH memory usually in 221 of the embedded microprocessors.Described each sub-controller 22 is exported to corresponding electromagnetic needle selector group 11 with data, single-chip microcomputer on each electromagnetic needle selector 1 in the electromagnetic needle selector group 11 reads its decorative pattern data by serial communication interface, and with the decorative pattern data-storing in single-chip microcomputer in the integrated memory, because memory is nonvolatile memory, so even the decorative pattern data of cutting off the power supply can not lose yet.
After jacquard starts, master controller 21 is handled according to the synchronizing information of angle detector 213 outputs, by synchronous signal output end mouth 215 output synchronous control signals, single-chip microcomputer on each electromagnetic needle selector 1 in the electromagnetic needle selector group 11 is according to synchronous control signal, from memory, read the decorative pattern data and export to the triode of each electromagnetic needle selector assembly correspondence, drive the action of electromagnetic needle selection assembly by transistor drive circuit, therefore free of data transmission path issues between electromagnetic needle selector, do not have the data related question between each electromagnetic needle selection assembly yet, improved the reliability and the anti-interference of system greatly.
Claims (6)
1. the control system of an electronic jacquard machine, comprise a plurality of electromagnetic needle selectors (1), drive the controller (2) of described electromagnetic needle selector (1), described each electromagnetic needle selector (1) comprises electromagnetic needle selection assembly (13), electromagnetic needle selector drive plate (12), described electromagnetic needle selector drive plate (12) comprises data cell (U1), the transistor drive circuit (U2) that base stage and described data cell (U1) output are electrically connected, described electromagnetic needle selection assembly (13) be connected described electromagnetic needle selector drive plate (12) thus output and power supply between form switch, it is characterized in that: described data cell (U1) is single-chip microcomputer, described single-chip microcomputer is integrated with memory cell, serial communication interface, the input signal mouth, output signal port, the base stage of the output signal port of described single-chip microcomputer and transistor drive circuit (U2) is electrically connected, described controller (2) comprises serial communication interface, the synchronous signal output end mouth, the serial communication interface of described controller (2) and the serial communication interface of described single-chip microcomputer are electrically connected, the input signal mouth of the synchronous signal output end mouth of described controller (2) and described data cell (U1) is electrically connected, before weaving beginning, described single-chip microcomputer receives the weaving pattern data by serial communication interface, and with in this data storage memory cell within it, when weaving beginning, described single-chip microcomputer receives synchronous control signal from the input signal mouth, storage data are within it outputed to described transistor drive circuit (U2) by output signal port thus control described transistor drive circuit (U2).
2. the control system of electronic jacquard machine according to claim 1, it is characterized in that: described a plurality of electromagnetic needle selectors (1) are divided into two independently electromagnetic needle selector groups (11) at least, the serial communication interface of the data cell (U1) in each electromagnetic needle selector group (11) is electrically connected, described controller (2) has and the identical serial communication interface of described electromagnetic needle selector group (11) number, the corresponding connection of serial communication interface of the serial communication interface of described controller (2) and described electromagnetic needle selector group (11).
3. the control system of electronic jacquard machine according to claim 2 is characterized in that: be electrically connected with buffer circuit (23) between described controller (2) and the described electromagnetic needle selector group (11).
4. the control system of electronic jacquard machine according to claim 2, it is characterized in that: described controller (2) comprises a master controller (21), a plurality of sub-controllers (22), described master controller (21) is electrically connected by serial communication interface and each sub-controller (22), described sub-controller (22) is electrically connected by the data cell (U1) of each electromagnetic needle selector (1) in serial communication interface and the electromagnetic needle selector group (11), and master controller (21) carries out information interaction by sub-controller (22) and the data cell (U1) on each electromagnetic needle selector drive plate (12).
5. the control system of electronic jacquard machine according to claim 4 is characterized in that: be electrically connected with buffer circuit (23) between described master controller (21) and described each sub-controller (22).
6. according to the control system of claim 1 or 2 or 4 described electronic jacquard machines, it is characterized in that: described serial communication interface is a kind of among I2C, CAN, the RS485.
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| CN2007100225683A CN101054749B (en) | 2007-05-15 | 2007-05-15 | Electromagnetism needle selector drive plate and electronic jacquard machine control system using the same |
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| CN2007100225683A CN101054749B (en) | 2007-05-15 | 2007-05-15 | Electromagnetism needle selector drive plate and electronic jacquard machine control system using the same |
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| CN101054749A CN101054749A (en) | 2007-10-17 |
| CN101054749B true CN101054749B (en) | 2011-03-30 |
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| CN101748536B (en) * | 2009-12-25 | 2012-04-25 | 杭州森汇电子提花机有限公司 | Needle selector drive plate of electronic jacquard machine and control method |
| CN102286836B (en) * | 2010-06-17 | 2015-05-20 | 株式会社丰田自动织机 | Method for analyzing weaving condition in loom |
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Effective date of registration: 20160714 Address after: 215223 Jiangsu Province, Wujiang District of Suzhou City Heng Shan Zhen Wan Ping Road Development Patentee after: Wujiang Wan Gong mechanical & electronic equipment corporation, Ltd Address before: 215223 Wujiang City, Jiangsu province wanpin town Patentee before: Jiangsu Wangong Science and Technology Group Co., Ltd. |