Broken yarn self-stop structure on a kind of five-toe socks hosiery machine
Technical field
The invention belongs to field of mechanical technique, relate to the broken yarn self-stop structure on a kind of five-toe socks hosiery machine.
Background technology
Five-toe socks is that five-toe socks is the most healthy at present, and the socks of fashion, can well separate toe by wearing five-toe socks, prevent the mutual infection of onychomycosis between toe; The benefit of wearing five-toe socks is exactly can be bitterly between toe, and toe point is encountered shoes can not allow each toe activity freely bitterly yet, alleviates the extruding between toe, stimulates circulation; The largest benefit of wearing five-toe socks is that socks can be given the sweat between your toe to sop up, and makes between toe air-flow unimpeded, effectively prevents that pin is smelly, beriberi, five-toe socks is compared common socks and is had advantages of very many, but its braiding process is comparatively complicated, the more common socks of cost are high.
In the process of the five-toe socks braiding the five fingers, need many more yarns to carry out simultaneously, add jacquard weave, receive limit etc., need more yarn to operate simultaneously, when plurality of yarns operates simultaneously, if wherein broken yarn occurs for one or more, need immediately to stop the operation of footwear machine, in order to avoid quality problems appear in braiding socks out, and waste raw material; And, more yarn easily causes yarn chaotic, and cause the reason of yarn confusion normally because Yarn relaxation, occur back that yarn is (when footwear machine is out of service, yarn moves to syringe direction), slip yarn (when footwear machine is out of service, yarn moves to ureeling barrel direction), cause due to each yarn winding etc.
This broken yarn self-stop structure is the part in the feed carrier on footwear machine, and major function is can stop rapidly the drive motors of footwear machine when yarn disconnects, in order to avoid the quality that socks are knitted in impact.
Summary of the invention
The object of the invention is the problems referred to above that exist for existing technology, the broken yarn self-stop structure on a kind of five-toe socks hosiery machine is provided, technical problem to be solved by this invention is broken yarn signal of drive motors rapidly when broken yarn how.
Object of the present invention can realize by following technical proposal: the broken yarn self-stop structure on a kind of five-toe socks hosiery machine, comprise a thread board and yarn, it is characterized in that, described thread board is provided with one and enters yarn roller, a yarn roller, two intermediate rollers, tightener sheave one and tightener sheave two, describedly enter the two ends that yarn roller and yarn roller are separately positioned on thread board, described tightener sheave one and tightener sheave two are arranged on the middle part of thread board, described in one of them, intermediate roller is arranged on tightener sheave one and enters between yarn roller, described in another, intermediate roller is arranged between tightener sheave two and yarn roller, on described thread board, also offer the guide groove one and the guide groove two that be arranged in parallel and be strip, described guide groove one and enter yarn roller and yarn roller between line be an angle, described angle is between 30 °~60 °, described tightener sheave one is connected with a pilot pin one, described tightener sheave two is connected with a pilot pin two, described pilot pin one is plugged in described guide groove one, described pilot pin two is plugged in described guide groove two, between described pilot pin one and pilot pin two, be connected with an extension spring under extended state, and when extension spring lower time in the raw, described tightener sheave one and tightener sheave two can be mutually against, described yarn is walked around successively into yarn roller, tightener sheave one, near entering the intermediate roller, tightener sheave two of yarn roller, near intermediate roller and the yarn roller of yarn roller, on described tightener sheave one, be fixedly installed the armature plate one being wrapped on one of them positioning convex one, on described tightener sheave two, be fixedly installed armature plate two, on described armature plate two, there is a container cavity, in described container cavity, be provided with a permanent magnet, described armature plate one is all connected with the drive motors of footwear machine with armature plate two.
Operation principle of the present invention is: yarn is walked around successively into yarn roller, tightener sheave one, near entering the intermediate roller, tightener sheave two of yarn roller, near intermediate roller and the yarn roller of yarn roller, when footwear machine is started working, and during the yarn unwrapping wire on need to this feed carrier, yarn tensioning, pull tightener sheave one and tightener sheave two respectively along guide groove one and guide groove two slips, and the pulling force that overcomes extension spring make tightener sheave one and tightener sheave two mutually away from, yarn is tensioned; When the yarn on this feed carrier is not worked, the tensile force of yarn disappears, under the pulling force effect of extension spring, tightener sheave one and tightener sheave two mutually near and mutually against, yarn is pressed, and yarn can not slide on each roller with being intended to, and then prevents that yarn from returning yarn or slipping yarn; Armature plate one and armature plate two are linked into respectively in the circuit of footwear machine drive motors, when armature plate one and armature plate two contact, can make drive motors optionally close, that is to say, if this feed carrier in when work, yarn disconnects suddenly, armature plate one contacts under the effect that is subject to extension spring and permanent magnet rapidly with armature plate two, and can give the signal of a broken yarn of drive motors, drive motors is closed, so as not to affect footwear machine knit socks quality; Permanent magnet can improve the contact velocity of armature plate one and armature plate two, can improve reaction speed.
In broken yarn self-stop structure on above-mentioned a kind of five-toe socks hosiery machine, described angle is 45 °.Guide groove one and enter yarn roller and yarn roller between line be 45 ° of angles, make yarn when tension, can make tightener sheave one and tightener sheave two mutually away from, thereby remove the state that yarn is fixed.
In broken yarn self-stop structure on above-mentioned a kind of five-toe socks hosiery machine, be provided with a binding post one on described pilot pin one, between described binding post one and armature plate one, by wire one, be connected, described wire one is through pilot pin Yi center.Armature plate one is connected with the circuit of drive motors with binding post one by wire one.
In broken yarn self-stop structure on above-mentioned a kind of five-toe socks hosiery machine, be provided with a binding post two on described pilot pin two, between described binding post two and armature plate two, by wire two, be connected, described wire two is through pilot pin Er center.Armature plate two is connected with the circuit of drive motors with binding post two by wire two.
In broken yarn self-stop structure on above-mentioned a kind of five-toe socks hosiery machine, described tightener sheave one, tightener sheave two, pilot pin one and pilot pin two are insulating materials and make.This insulating materials, as rubber, plastics etc., in order to avoid tightener sheave one, tightener sheave two, pilot pin one and pilot pin two conductions affect the reliability of armature plate one and armature plate two.
In broken yarn self-stop structure on above-mentioned a kind of five-toe socks hosiery machine, described tightener sheave one, tightener sheave two, pilot pin one and pilot pin two are insulating materials and make.This insulating materials, as rubber, plastics etc., in order to avoid tightener sheave one, tightener sheave two, pilot pin one and pilot pin two conductions affect the reliability of armature plate one and armature plate two.
Compared with prior art, the present invention has the following advantages:
1, armature plate one and armature plate two are linked into respectively in the circuit of footwear machine drive motors, when armature plate one and armature plate two contact, can make drive motors optionally close, that is to say, if this feed carrier in when work, yarn disconnects suddenly, armature plate one contacts under the effect that is subject to extension spring and permanent magnet rapidly with armature plate two, and can give the signal of a broken yarn of drive motors, drive motors is closed, so as not to affect footwear machine knit socks quality; Permanent magnet can improve the contact velocity of armature plate one and armature plate two, can improve reaction speed.
2, tightener sheave one, tightener sheave two, pilot pin one and pilot pin two are insulating materials and make, this insulating materials, as rubber, plastics etc., in order to avoid tightener sheave one, tightener sheave two, pilot pin one and pilot pin two conductions affect the reliability of armature plate one and armature plate two.
Accompanying drawing explanation
Fig. 1 is the structural representation of this broken yarn self-stop structure under in working order.
Fig. 2 is the structural representation of this broken yarn self-stop structure under the state of quitting work.
Fig. 3 is the structural representation of the trailing flank of thread board in Fig. 1.
Fig. 4 be tightener sheave one and tightener sheave two against time sectional view.
In figure, a, yarn; 1, thread board; 2, enter yarn roller; 3, yarn roller; 41, tightener sheave one; 411, pilot pin one; 42, tightener sheave two; 421, pilot pin two; 51, guide groove one; 52, guide groove two; 6, intermediate roller; 7, extension spring; 81, binding post one; 82, binding post two; 91, armature plate one; 92, armature plate two; 10, permanent magnet.。
The specific embodiment
Be below specific embodiments of the invention by reference to the accompanying drawings, technical scheme of the present invention is further described, but the present invention be not limited to these embodiment.
As Fig. 1, shown in Fig. 2 and Fig. 3, feed carrier on this five-toe socks hosiery machine comprises a thread board 1 and yarn a, thread board 1 is provided with one and enters yarn roller 2, a yarn roller 3, two intermediate rollers 6, tightener sheave 1 and tightener sheave 2 42, enter the two ends that yarn roller 2 and yarn roller 3 are separately positioned on thread board 1, tightener sheave 1 and tightener sheave 2 42 are arranged on the middle part of thread board 1, one of them intermediate roller 6 is arranged on tightener sheave 1 and enters between yarn roller 2, another intermediate roller 6 is arranged between tightener sheave 2 42 and yarn roller 3, on thread board 1, also offer the guide groove 1 and the guide groove 2 52 that be arranged in parallel and be strip, guide groove 1 and enter yarn roller 2 and yarn roller 3 between line be an angle, angle is between 30 °~60 °, tightener sheave 1 is connected with a pilot pin 1, tightener sheave 2 42 is connected with a pilot pin 2 421, pilot pin 1 is plugged in guide groove 1, pilot pin 2 421 is plugged in guide groove 2 52, between pilot pin 1 and pilot pin 2 421, be connected with an extension spring 7 under extended state, and when extension spring 7 lower time in the raw, tightener sheave 1 and tightener sheave 2 42 can be mutually against, yarn a walks around successively into yarn roller 2, tightener sheave 1, near entering the intermediate roller 6, tightener sheave 2 42 of yarn roller 2, near intermediate roller 6 and the yarn roller 3 of yarn roller 3, guide groove 1 and enter yarn roller 2 and yarn roller 3 between line be 45 ° of angles, make yarn a when tension, can make tightener sheave 1 and tightener sheave 2 42 mutually away from, thereby remove the state that yarn a is fixed.
Yarn a walks around successively into yarn roller 2, tightener sheave 1, near entering the intermediate roller 6, tightener sheave 2 42 of yarn roller 2, near intermediate roller 6 and the yarn roller 3 of yarn roller 3, when footwear machine is started working, and during the yarn a unwrapping wire on need to this feed carrier, yarn a tensioning, pull tightener sheave 1 and tightener sheave 2 42 along guide groove 1 and guide groove 2 52, to slide respectively, and the pulling force that overcomes extension spring 7 make tightener sheave 1 and tightener sheave 2 42 mutually away from, yarn a is tensioned; When the yarn a on this feed carrier does not work, the tensile force of yarn a disappears, under the pulling force effect of extension spring 7, tightener sheave 1 and tightener sheave 2 42 mutually near and mutually against, yarn a is pressed, and yarn a can not slide on each roller with being intended to, and then prevents that yarn a from returning yarn or slipping yarn.
The wheel face of tightener sheave 1 is provided with the locating slot one that the middle formation of one, two positioning convex of two positioning convex one can be held single yarn a, the wheel face of tightener sheave 2 42 is provided with two positioning convex two, in the middle of two positioning convex two, formation can be held the locating slot two of single yarn a, one of them positioning convex one can be resisted against in locating slot two, one of them positioning convex two can be resisted against in locating slot one, when this feed carrier is not worked, tightener sheave 1 and tightener sheave 2 42 mutually against, yarn a walks around in the locating slot one on tightener sheave 1 and in the locating slot two on tightener sheave 2 42 successively, tightener sheave 1 and tightener sheave 2 42 against time, positioning convex one presses yarn a, yarn a is fixed in locating slot two, positioning convex two presses yarn a, yarn a is fixed in locating slot one, thereby prevent that yarn a from yarn not occurring back or slip yarn when this feed carrier is not worked.
As shown in Figure 4, on tightener sheave 1, be fixedly installed the armature plate 1 being wrapped on one of them positioning convex one, on tightener sheave 2 42, be fixedly installed armature plate 2 92, on armature plate 2 92, there is a container cavity, in container cavity, be provided with a permanent magnet 10, armature plate 1 and armature plate 2 92 are linked into respectively in the circuit of footwear machine drive motors, when armature plate 1 and armature plate 2 92 contact, can make drive motors optionally close, that is to say, if this feed carrier is when work, yarn a disconnects suddenly, armature plate 1 contacts under the effect that is subject to extension spring 7 and permanent magnet 10 rapidly with armature plate 2 92, and can be to the signal of a broken yarn of drive motors, drive motors is closed, in order to avoid affect footwear machine knit socks quality, permanent magnet 10 can improve the contact velocity of armature plate 1 and armature plate 2 92, can improve reaction speed, on pilot pin 1, be provided with a binding post 1, between binding post 1 and armature plate 1, by wire one, be connected, wire one is through pilot pin Yi411 center, and armature plate 1 is connected with the circuit of drive motors with binding post 1 by wire one.
On pilot pin 2 421, be provided with a binding post 2 82, between binding post 2 82 and armature plate 2 92, by wire two, be connected, wire two is through pilot pin Er421 center.Armature plate 2 92 is connected with the circuit of drive motors with binding post 2 82 by wire two; Tightener sheave 1, tightener sheave 2 42, pilot pin 1 and pilot pin 2 421 are insulating materials and make.This insulating materials, as rubber, plastics etc., in order to avoid tightener sheave 1, tightener sheave 2 42, pilot pin 1 and pilot pin 2 421 conductions affect the reliability of armature plate 1 and armature plate 2 92.
Enter the side that yarn roller 2, yarn roller 3, intermediate roller 6, tightener sheave 1 and tightener sheave 2 42 are positioned at thread board 1, extension spring 7 is positioned at the opposite side of thread board 1.Extension spring 7 and yarn a lay respectively at the both sides of thread board 1, to avoid the interference of 7 couples of yarn a of extension spring.
Specific embodiment described herein is only to the explanation for example of the present invention's spirit.Those skilled in the art can make various modifications or supplement or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present invention or surmount the defined scope of appended claims.