CN208517612U - Electronic jacquard machine communication system with digital filtering and digit check - Google Patents
Electronic jacquard machine communication system with digital filtering and digit check Download PDFInfo
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- CN208517612U CN208517612U CN201820533495.8U CN201820533495U CN208517612U CN 208517612 U CN208517612 U CN 208517612U CN 201820533495 U CN201820533495 U CN 201820533495U CN 208517612 U CN208517612 U CN 208517612U
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Abstract
The utility model discloses a kind of electronic jacquard machine communication system with digital filtering and digit check comprising human-computer interface module, jacquard weave data are decomposed and sending module and multiple electromagnetic needle selectors；The jacquard weave data are decomposed and sending module includes the man-machine interface data interface circuit, embeded processor and slide cam selector data interface circuit to connect with human-computer interface module；The embeded processor is connect with man-machine interface data interface circuit and slide cam selector data interface circuit respectively；The electromagnetic needle selector includes the data interface circuit connecting with slide cam selector data interface circuit, data processing unit and multiple electromagnetic coils；The data processing unit connects with data interface circuit, and the data processing unit is connect with each electromagnetic coil respectively；The mode that the data processing unit sends jacquard weave action data is the sending method of address clock and data clock separately send.
Description
Technical field
The utility model relates to step electronic jacquard machine fields more particularly to a kind of with digital filtering and digit check
Electronic jacquard machine communication system.
Background technique
To be user mostly input pattern data by man-machine interface to the electronic jacquard machine control system in textile machine at present,
System is decomposed and sends again by jacquard weave data after host computer identification data to be sent to respectively corresponding each latitude action data
From electromagnetic needle selector, finally by electromagnetic needle selector control knitting needle braid movement.
Jacquard weave data are decomposed and are sent in the data communication system between system and electromagnetic needle selector at present, due to being a bit
Communication to multiple spot, thus communications protocol mainly have it is several: one, RS-485 agreement；Two, CAN bus protocol；
Three, parallel communication protocols.Since the requirement of looped fabric technique is continuously improved, the size of knitting machines also constantly increases, unit English
The knitting needle number of very little the inside also constantly becomes changeable close.While increase to control the electromagnetic needle selector number of needle motion, individually
The number of segment of slide cam selector is also continuously increased, and from existing 8 sections, 12 sections are developed to 16 sections, 24 sections.It is followed by that
The data volume that jacquard weave data are decomposed and sent in the data communication system between system and electromagnetic needle selector constantly increases.Therefore it adopts
It is not suitable for already with RS-485 agreement, just uses the CAN bus protocol of high speed at last, it is also gradually not competent, it can reach
Parallel communication protocols are left with to requirement.
Due to knitting machines thousands of pieces of knitting needles easily, revolving speed is fast, also relatively high to the requirement of real-time of data therefore existing
Control system to being sent to the action data of each slide cam selector substantially only with the control sending method of open loop.Fig. 6 and
Fig. 7 is exactly two kinds of common transmission timings.Wherein in the communication system of Fig. 6, cooperation data line is removed only with a clock line
Communication, send system in clock line rising edge, send out the slide cam selector to be acted address, in the failing edge of clock line,
Send out corresponding action data.And in the communication system of Fig. 7, address is sent, separately the independent clock of use is believed with data are sent
Number, i.e., the rising edge of address clock sends out address date, and the rising edge of data clock sends out action data.The control of both open loops
Mode processed, only output channel, without feedback network, although having the advantages that simple, economical, anti-interference difference is that it can not
The shortcomings that overcoming.
Because the weaving mill's power utilization environment being distributed throughout the country is irregular, the electricity consumption ring in external especially Southeast Asia
Border is more severe, and anti-interference difference is easy to cause communication data to malfunction, and so as to cause a large amount of defective cloth are generated, brings directly to client
Economic loss.As textile machinery is to large needle number, the requirement of high speed increases, and the requirement to control system is continuously improved, and increases
Add feedback network, it is necessary for becoming opened loop control as closed-loop control.The data of transmission are filtered and are verified simultaneously, it more can be big
The big reliability for improving data.
Therefore, the existing technology needs to be improved and developed.
Utility model content
The purpose of this utility model is to provide a kind of electronic jacquard machine communication system with digital filtering and digit check,
Aim to solve the problem that existing electronic jacquard communication system is unable to satisfy the section of slide cam selector using S-485 agreement and CAN bus protocol
Number, anti-interference is poor, be easy to cause communication data to malfunction, so as to cause generate a large amount of defective cloth the technical issues of.
The technical solution of the utility model is as follows: a kind of with digital filtering and the electronic jacquard machine of digit check communication system
System comprising human-computer interface module, the decomposition of jacquard weave data and sending module and multiple electromagnetic needle selectors；The jacquard weave data point
Solution and sending module include man-machine interface data interface circuit, embeded processor and the slide cam selector to connect with human-computer interface module
Data interface circuit；The embeded processor connects with man-machine interface data interface circuit and slide cam selector data interface circuit respectively
It connects；The electromagnetic needle selector includes the data interface circuit connecting with slide cam selector data interface circuit, data processing unit and more
A electromagnetic coil；The data processing unit connects with data interface circuit, the data processing unit respectively with each electromagnetism
Coil connection；The mode that the data processing unit sends jacquard weave action data is address clock and data clock separately send
Sending method.
The electronic jacquard machine communication system with digital filtering and digit check, wherein the man-machine interface mould
Block inputs pattern data for user.
The electronic jacquard machine communication system with digital filtering and digit check, wherein the embedded processing
Pattern data is resolved into jacquard weave data, in the angle for rotating jacquard weave data according to jacquard for decomposing pattern data by device
Resolve into action data.
The electronic jacquard machine communication system with digital filtering and digit check, wherein the embedded processing
Device includes the flower pattern decomposition unit for decomposing pattern data and the jacquard weave movement decomposition unit for decomposing jacquard weave data, described
Flower pattern decomposition unit is connect with man-machine interface data interface circuit and jacquard weave movement decomposition unit, the jacquard weave movement decomposition unit
Action data point is transferred to data interface circuit.
The electronic jacquard machine communication system with digital filtering and digit check, wherein the data processing list
Member compares the address of data packet and the physical address of knitting needle itself for extracting the address of data packet.
The electronic jacquard machine communication system with digital filtering and digit check, wherein the data packet by
Action data encapsulates.
The electronic jacquard machine communication system with digital filtering and digit check, wherein the ground of the data packet
After location is consistent with physical address, then the action data in data packet (frame) is implemented into corresponding electromagnetic coil.
The electronic jacquard machine communication system with digital filtering and digit check, wherein address clock rising edge
Send out address, the rising edge of data clock sends out data, failing edge send out 8 bit address and action data verification and.
The electronic jacquard machine communication system with digital filtering and digit check, wherein the data processing list
Member further includes the verification unit of digital filtering unit and the verification sum for calculating action data.
The utility model has the beneficial effects that the utility model sends the mode of jacquard weave action data due to data processing unit
For the sending method of address clock and data clock separately send, so data can be greatly improved using parallel data communication
Handling capacity；And digital filtering and verification are carried out to action data by data processing unit, by carrying out to signal wire
The measures such as digital filtering and verification, failure retransfer and failure feedback are to greatly improve the reliability of the communication system and resist dry
Immunity.
Detailed description of the invention
Fig. 1 is the structural block diagram of the utility model.
Fig. 2 is the structural block diagram that jacquard weave data decompose with sending module in the utility model.
Fig. 3 is the structural block diagram of electromagnetic needle selector in the utility model.
Fig. 4 is the structural block diagram of data processing unit in the utility model.
Fig. 5 is the structural block diagram of embeded processor in the utility model.
Fig. 6 is a kind of transmission timing of existing action data.
Fig. 7 is the transmission timing of existing another action data.
Fig. 8 is the transmission timing of the action data of the utility model.
Specific embodiment
To keep the purpose of this utility model, technical solution and advantage clearer, clear, develop simultaneously implementation referring to the drawings
The utility model is further described in example.
As shown in Figs. 1-5, it is logical that the utility model discloses a kind of electronic jacquard machines with digital filtering and digit check
News system comprising human-computer interface module 1, the decomposition of jacquard weave data and sending module 2 and multiple electromagnetic needle selectors 3；It is described to mention
Flower data are decomposed and sending module 2 includes the man-machine interface data interface circuit 21 to connect with human-computer interface module, embedded place
Manage device 22 and slide cam selector data interface circuit 23；The embeded processor 22 respectively with man-machine interface data interface circuit 21 and
Slide cam selector data interface circuit 23 connects；The electromagnetic needle selector 3 includes the data connecting with slide cam selector data interface circuit 23
Interface circuit 31, data processing unit 32 and multiple electromagnetic coils 33；The data processing unit 32 and data interface circuit 31
Connect, the data processing unit 32 is connect with each electromagnetic coil 33 respectively；It is dynamic that the data processing unit 32 sends jacquard weave
The mode for making data is the sending method of address clock and data clock separately send.
Above-mentioned multiple electromagnetic needle selectors 33 are respectively electromagnetic needle selector 1, electromagnetic needle selector 2 and electromagnetic needle selector N.
Above-mentioned multiple electromagnetic coils are respectively electromagnetic coil 1, electromagnetic coil 2 and electromagnetic coil N；
The numerical value of the N is greater than 3.
The electronic jacquard machine communication system with digital filtering and digit check, wherein the man-machine interface mould
Block 1 inputs pattern data for user.
The electronic jacquard machine communication system with digital filtering and digit check, wherein the embedded processing
Pattern data is resolved into jacquard weave data, then the angle that jacquard weave data are rotated according to jacquard for decomposing pattern data by device 22
Degree resolves into action data.
The electronic jacquard machine communication system with digital filtering and digit check, wherein the embedded processing
Device 22 includes the flower-shape decomposition unit 220 for decomposing pattern data and the jacquard weave movement decomposition for decomposing jacquard weave data
Unit 221, the flower pattern decomposition unit 220 and man-machine interface data interface circuit 21 and jacquard weave movement decomposition unit 221
Action data point is transferred to data interface circuit by connection, the jacquard weave movement decomposition unit 221.
The electronic jacquard machine communication system with digital filtering and digit check, wherein the data processing list
Member 32 compares the address of data packet and the physical address of knitting needle itself for extracting the address of data packet (frame).
The electronic jacquard machine communication system with digital filtering and digit check, wherein the data packet
(frame) is encapsulated by action data.
The electronic jacquard machine communication system with digital filtering and digit check, wherein the ground of the data packet
After location is consistent with physical address, then the action data in data packet (frame) is implemented into corresponding electromagnetic coil.
The electronic jacquard machine communication system with digital filtering and digit check, wherein address clock rising edge
Send out address, the rising edge of data clock sends out data, failing edge send out 8 bit address and action data verification and.
The electronic jacquard machine communication system with digital filtering and digit check, wherein the data processing list
Member 32 further includes the verification unit 321 of digital filtering unit 320 and the verification sum for calculating action data.
The working principle of the utility model are as follows: as shown in figure 8, the hair that transmitting terminal is separated using address clock and data clock
Mode is sent, address clock rising edge sends out address, and the rising edge of data clock sends out data, and failing edge is sent out 8 bit address and moved
Make data verification and.It is 1. 4. 7. respectively address 1, address 2, address N in Fig. 8；5. 2. 8. be respectively data 1, data 2,
Data N；6. 3. being 9. respectively verification and 1, verification and 2, verification and N.
The work step of data processing unit inside the electromagnetic needle selector is as follows:
Firstly, can be to address clock, there are also all data-signals to carry out digital filtering processing for data clock, it is ensured that clock and
It remains to accurately identify when data-signal is by extraneous intensity little signal interference.
Secondly, when the address date that receives and it is local consistent when, then continuously receive action data and verification and, if
Address date and action data value after being added and verification and value it is consistent, then prove to communicate successfully, then pass through response letter
Number line ACK sends a successful pulses and feeds back to transmitting terminal.It is just anti-without pulse if if additive value and verifying and is inconsistent
Feedback, transmitting terminal takes retransmission mechanism, and if unresponsive several times, transmitting terminal is notified that master control system breaks down, and shuts down
Processing.In this way malfunction can be generated to avoid when data-signal is interfered by extraneous larger strength signal.
Finally, the data processing unit of slide cam selector is in the same of feedback answer signal every time if breaking down inside slide cam selector
When, also transmitting terminal being notified by another error signal line ERROR, being broken down, inspection of requesting stop avoids generating big
The defective cloth of amount.
The utility model by the way that embeded processor is arranged to:
1, using parallel data communication, the handling capacity of data can be greatly improved；
2, it uses and the measures such as digital filtering and verification, failure retransfer and failure feedback is carried out to significantly to signal wire
Improve the reliability and anti-interference of the communication system.
This communication system transmitting terminal and receiving end are all made of FPGA(field programmable gate array) as decomposition transmission unit
With reception processing unit.Real-time than microprocessors such as common single-chip microcontroller, ARM is stronger, more stable and reliable.
It should be understood that the application of the utility model is not limited to above-mentioned citing, those of ordinary skill in the art are come
It says, it can be modified or changed according to the above description, and all these modifications and variations all should belong to the appended power of the utility model
The protection scope that benefit requires.
Claims (9)
1. a kind of electronic jacquard machine communication system with digital filtering and digit check, which is characterized in that including man-machine interface
Module, the decomposition of jacquard weave data and sending module and multiple electromagnetic needle selectors；The jacquard weave data are decomposed and sending module includes
Man-machine interface data interface circuit, embeded processor and the slide cam selector data interface circuit to connect with human-computer interface module；Institute
Embeded processor is stated to connect with man-machine interface data interface circuit and slide cam selector data interface circuit respectively；The electromagnetic needle selection
Device includes the data interface circuit connecting with slide cam selector data interface circuit, data processing unit and multiple electromagnetic coils；It is described
Data processing unit connects with data interface circuit, and the data processing unit is connect with each electromagnetic coil respectively；The number
It is the sending method of address clock and data clock separately send according to the mode that processing unit sends jacquard weave action data.
2. the electronic jacquard machine communication system with digital filtering and digit check according to claim 1, feature
It is, the human-computer interface module inputs pattern data for user.
3. the electronic jacquard machine communication system with digital filtering and digit check according to claim 1, feature
It is, pattern data is resolved into jacquard weave data for decomposing pattern data by the embeded processor, by jacquard weave data root
According to the angle decomposition of jacquard rotation at action data.
4. having the electronic jacquard machine communication system of digital filtering and digit check, feature according to claim 3
It is, the embeded processor includes flower pattern decomposition unit for decomposing pattern data and for decomposing mentioning for jacquard weave data
Flower movement decomposition unit, the flower pattern decomposition unit are connect with man-machine interface data interface circuit and jacquard weave movement decomposition unit,
Action data point is transferred to data interface circuit by the jacquard weave movement decomposition unit.
5. having the electronic jacquard machine communication system of digital filtering and digit check, feature according to claim 4
It is, the data processing unit is used to extract the address of data packet, and by the physics of the address of data packet and knitting needle itself
Address compares.
6. having the electronic jacquard machine communication system of digital filtering and digit check, feature according to claim 5
It is, the data packet is encapsulated by action data.
7. having the electronic jacquard machine communication system of digital filtering and digit check, feature according to claim 6
It is, after the address of the data packet is consistent with physical address, then the action data in data packet is implemented into corresponding electromagnetism
Coil.
8. according to the electronic jacquard machine communication system with digital filtering and digit check described in claim 7, feature exists
In address clock rising edge sends out address, and the rising edge of data clock sends out data, and failing edge sends out 8 bit address and movement
The verification of data and.
9. according to the electronic jacquard machine communication system with digital filtering and digit check described in claim 7, feature exists
In the data processing unit further includes the verification unit of digital filtering unit and the verification sum for calculating action data.
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| CN201820533495.8U CN208517612U (en) | 2018-04-16 | 2018-04-16 | Electronic jacquard machine communication system with digital filtering and digit check |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110148292A (en) * | 2019-06-28 | 2019-08-20 | 湖南纳雷科技有限公司 | A kind of wireless remote control decoding method and coding and decoding device |
| CN111510509A (en) * | 2020-06-15 | 2020-08-07 | 佛山市睿宝智能科技有限公司 | Data communication method of needle selector of knitting machine, storage medium and knitting machine |
-
2018
- 2018-04-16 CN CN201820533495.8U patent/CN208517612U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110148292A (en) * | 2019-06-28 | 2019-08-20 | 湖南纳雷科技有限公司 | A kind of wireless remote control decoding method and coding and decoding device |
| CN111510509A (en) * | 2020-06-15 | 2020-08-07 | 佛山市睿宝智能科技有限公司 | Data communication method of needle selector of knitting machine, storage medium and knitting machine |
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