CN202881563U

CN202881563U - Control system capable of foreseeing pattern for weft accumulator

Info

Publication number: CN202881563U
Application number: CN 201220510505
Authority: CN
Inventors: 史夏明
Original assignee: ZHEJIANG SANHE TEXTILE MACHINERY CO Ltd
Current assignee: Zhejiang Sanhe Intelligent Tech Co ltd
Priority date: 2012-09-29
Filing date: 2012-09-29
Publication date: 2013-04-17
Anticipated expiration: 2022-09-29

Abstract

The utility model discloses a control system capable of foreseeing a pattern for weft accumulator. The control system capable of foreseeing the pattern for weft accumulator comprises a color-choosing control unit and a plurality of weft accumulator single chip microcomputers. Each weft accumulator single chip microcomputer is connected with the color-choosing control unit to keep data communication. The color-choosing unit stores pattern data which are formed by coding patterns. The color-choosing unit sends pattern data fragments with certain digits to each weft accumulator single chip microcomputer at set intervals. The single chip microcomputer of each weft accumulator reads the pattern data, conducts coding analysis on the pattern data and collects pattern codes which are the same as codes of the weft accumulator. The weft accumulator initiatively accumulates wefts according to quantity and time of appearance of the pattern codes. The control system capable of foreseeing the pattern for weft accumulator is capable of transforming passive weft accumulating of the weft accumulator into initiative weft accumulating, improves weft insertion rate of the weft accumulator, reduces excessive fluctuation of the speed of the weft accumulator to a maximum extent in weaving complex patterns, guarantees stable weft accumulating quality and stable output tension and provides guarantee for high-speed and efficient development trend of a modern weaving machine.

Description

A kind of control system of weft accumulator flower type precognition

Technical field

The utility model relates to weft accumulator and loom pattern control technology, and is relevant with a kind of control system of weft accumulator flower type precognition especially.

Background technology

Along with the development of textile technology, style, the pattern complexity of braided fabric are more and more higher, and this has proposed more strict requirement for the processing enterprise in the field of textiles.

In the existing loom with weft accumulator, in weaving process, parallel can be preset first around extremely remaining to be used into yarn in weft accumulator.Weft accumulator is for the weft yarn of a color.Loom selects the weft yarn of different colours for weaving yarns according to the colored shape design of flower shape plate.The amount of weft accumulator storage yarn has no relation with flower shape, and is only relevant with the own Chu Weiliang that sets in the weft accumulator.This traditional approach changes the lower assembling-disassembling of complexity for pattern, and supply yarn speed and the braiding speed of weft accumulator can also be complementary.But for the assembling-disassembling that style changes greatly, complexity is high, the yarn speed that supplies of weft accumulator does not obviously catch up with braiding speed, causes the passive situation of weft accumulator, has seriously hindered the weaving speed of loom, affects production efficiency.

In order to address the above problem, the inventor designs a kind of control system and control method thereof of weft accumulator flower type precognition, and this case produces thus.

The utility model content

The purpose of this utility model provides a kind of control system of weft accumulator flower type precognition, the passive storage latitude of weft accumulator can be converted into and initiatively store up latitude, improves loom style braiding speed, adapts to the on the market high assembling-disassembling of various complexities.

In order to achieve the above object, the utility model is achieved through the following technical solutions:

A kind of control system of weft accumulator flower type precognition comprises and selects color control unit and a plurality of weft accumulator single-chip microcomputer; The weft accumulator single-chip microcomputer is connected with selecting the color control unit, keeps data communication.

Described weft accumulator single-chip microcomputer be connected the color control unit to adopt bus to connect.

The control method of this weft accumulator flower type precognition may further comprise the steps:

The first, what be provided with loom selects the color control unit, and every kind of color yarn is equipped with a weft accumulator, and the single-chip microcomputer that selects the color control unit and be connected on the weft accumulator is communicated connection, the realization exchanges data;

The second, select and store the pattern data that the colored shape that product is woven is encoded and formed in the color control unit;

The 3rd, at regular intervals, select the color control unit that the pattern data fragment of one location number is sent on each weft accumulator single-chip microcomputer;

The 4th, the single-chip microcomputer on each weft accumulator gathers the pattern data fragment, and it is carried out Coded Analysis, and weft accumulator initiatively stores up latitude according to the contained information of pattern data fragment.

Describedly select the single-chip microcomputer on color control unit and the weft accumulator to pass through bus communication.

In described the 3rd step, at regular intervals, be pattern data of timed sending.

In described the 3rd step, at regular intervals, for every dozen of latitudes of loom just send pattern data one time.

Described pattern data fragment is comprised of some bytes, and each byte represents the weft waste information of a weft accumulator, and the binary digit of each byte represents this weft accumulator and whether chooses at following weft weaving state.

After adopting such scheme, the utlity model has many beneficial effects:

The utility model is encoded the colored shape of product, form each weft accumulator of pattern data prior notice, weft accumulator gathers the signal of pattern data, analyze, gather after the colored shape code identical with self weft accumulator coding, the T/A according to coding occurs carries out initiatively storing up latitude, guarantee the amount of thread on the weft accumulator, satisfy the speed of braiding.

Description of drawings

Fig. 1 is the structural representation of the utility model preferred embodiment.

The specific embodiment

By reference to the accompanying drawings, preferred embodiment is described in further details to the utility model.

The utility model can be transformed formation at existing loom.The parts that the utility model relates to mainly comprise and select color control unit 1 and a plurality of weft accumulator single-chip microcomputer 2.

Selecting color control unit 1 can be the central processing unit that digital control system the inside own self is furnished with in the loom, also can adopt separately process chip, is hung under the digital control system.Selecting color control unit 1 concrete internal circuit configuration and module is the technology category that has had in the numerical control loom, does not therefore do here and launches to describe.

Weft accumulator single-chip microcomputer 2 is parts that weft accumulator itself has, Direct Programming processing thereon in the utility model, and key does not lie in himself circuit structure transformation.

Select color control unit 1 and a plurality of weft accumulator single-chip microcomputer 2 to communicate by bus (such as CAN or RS485 etc.).The quantity reality of weft accumulator single-chip microcomputer 2 is decided according to the color of yarn, among Fig. 1 take 5 as example.

Whole process in the utility model mainly may further comprise the steps:

At first, what set loom selects color control unit 1, and the yarn of every kind of color is equipped with a weft accumulator.With selecting color control unit 1 to adopt (such as CAN or RS485 etc.) buses to communicate connection with the single-chip microcomputer 2 of being connected on the weft accumulator, realize exchanges data.

Then encode the colored shape of selecting the 1 pair of product braiding in color control unit, form pattern data, be stored in and select in color control unit 1 program.Then, at regular intervals, select color control unit 1 that the pattern data fragment of a location number is sent on each weft accumulator single-chip microcomputer 2, the pattern data fragment can be commonly called as inflorescence stream.Select color control unit 1 to send with timing mode, also can send according to the mode of beating up, every latitude of beating just sends once.

Comprise several bytes in the inflorescence stream, each byte represent corresponding weft accumulator future some latitudes the weft waste situation.Such as, first byte represents the weft waste situation of No. 1 weft accumulator, and second byte represents the weft waste situation of No. 2 weft accumulators ... the like.The binary digit that each byte conversion forms represents this weft accumulator and whether chooses, and the Bit7 in the binary system represents the in the future selected situation of the first latitude.Can suppose to work as Bit7 is that 1 expression the first latitude in future is selected, and Bit7 is that the first latitude is not selected in the future in 0 expression.In like manner, Bit6 is that 1 expression the second latitude in future is selected, and Bit6 is that the second latitude is not selected in the future in 0 expression.The like.

Such as a hexadecimal inflorescence stream be: 0X30 0XA3 0X0A 0X00 0X00 0X00 0X00 0X00, wherein byte 0X30 represents weft accumulator weft waste situation No. one, its binary system is 0B00110000, expression first, second latitude in the future is not selected, three, the 4th latitude is selected, and the 5th, the 6th, the 7th, the 8th latitude is not selected.

Byte 0XA3 represents weft accumulator weft waste situation No. two, and its binary system is 0B11000011, and expression first, second latitude in the future is selected, and the 3rd, the 4th, the 5th, the 6th latitude is not selected, and the 7th, the 8th latitude is selected.

Byte 0X0A represents weft accumulator weft waste situation No. three, and its binary system is 0B00001100, and expression first, second latitude, the 3rd, the 4th in the future is not selected, and the 5th, the 6th latitude is selected, and the 7th, the 8th latitude is not selected.

Ensuing five bytes are 0 all, illustrate that eight latitudes fourth, fifth, six, seven, No. eight weft accumulators in the future are all not selected.

Each weft accumulator single-chip microcomputer 2 by analysis, stores a certain amount of weft yarn after receiving that the inflorescence that selects color control unit 1 to send over flows, so that the active yarn storage of weft accumulator improves weaving efficiency.

The utility model adopts reading in advance and sending function of pattern data.That is to say, in running, select the color control unit not only to read current pattern to realize the control of pattern, also read in advance the in the future style information of some latitudes, notify each weft accumulator by the mode (being similar to the forms of broadcasting) of communication.Claim this pattern data that reads in advance to be referred to as inflorescence stream.Inflorescence stream informs that in advance what of weft yarn each weft accumulator some latitude in future will consume.The weft accumulator of each connection receives this inflorescence stream, and according to the look number coding of self inflorescence stream is analyzed, and produces accurately strategy of speed control, to realize the accurate control of storage latitude amount.

Above-described embodiment only is used for explaining inventive concept of the present utility model, but not to the restriction of the utility model rights protection, allly utilizes this design that the utility model is carried out the change of unsubstantiality, all should fall into protection domain of the present utility model.

Claims

1. the control system of a weft accumulator flower type precognition is characterized in that: comprise and select color control unit and a plurality of weft accumulator single-chip microcomputer; The weft accumulator single-chip microcomputer is connected with selecting the color control unit, keeps data communication.

2. the control system of a kind of weft accumulator flower type precognition as claimed in claim 1 is characterized in that: described weft accumulator single-chip microcomputer and be connected the color control unit to adopt the bus connection.