CN209481935U - Full-automatic knotting wire-changing device - Google Patents

Abstract

The utility model relates to a kind of full-automatic knotting wire-changing devices.Including thread changing device shell, it is respectively equipped on thread changing device shell and selects yarn control mechanism, main circuit board, first drive motor, knotting mechanism, yarn storage mechanism, thread grip mechanism, selecting yarn control mechanism includes that voice coil motor and yarn feeding refer to, knotting mechanism includes fastening spring, pair cuts yarn knife, master cuts yarn knife, yarn clip board, connecting shaft and cut yarn tool apron, yarn storage mechanism includes link block, choose yarn bar, elastic force yarn storage bar, yarn storage bar, thread grip mechanism includes clamping device main body, clamping device main body is equipped with yarn path, airflow channel and working chamber, spring bearer plate is from top to bottom successively arranged in working chamber, yarn clipping sliding block, slide air valve switch.The utility model can be realized knitting zone of the installation site far from knitting machine, participating in cooperation without loom can be completed automatic yarn-changing, production maintenance cost and failure rate are reduced, the stability of loom production is effectively increased, while also substantially increasing loom production efficiency and yield rate.

Description

Full-automatic knotting wire-changing device

Technical field

The present invention relates to knitting machine technical field, specifically a kind of full-automatic knotting wire-changing device.

Background technique

Existing yarn changing device type is more, and structure is mostly simple gripping yarn-feeding process, it is necessary to it is installed on knitting zone, Yarn is changed by the cooperation completion with knitting needle, due to closer from knitting zone, jerk is larger, and easily there was a mechanical failure, and maintenance is protected Supporting very inconvenient and most yarn changing device needs loom to be coupled a set of cumbersome mechanical transmission mechanism to assist yarn changing device work Make, failure rate increases, and cost improves, and increases client's burden.

Summary of the invention

Present invention seek to address that the above problem, to provide, a kind of impact endurance test shock is small, is easily installed, independent control, is applicable in Property strong full-automatic knotting wire-changing device.

The present invention solves described problem, the technical solution adopted is that:

A kind of full-automatic knotting wire-changing device, including thread changing device shell, be provided on thread changing device shell select yarn control mechanism, Main circuit board and the first drive motor, selecting yarn control mechanism includes that voice coil motor and yarn feeding refer to that voice coil motor is in main circuit board It drives yarn feeding to refer to and shows by preset strokes under driving signal, yarn is made to form yarn feeding angle, on the output shaft of the first drive motor It is provided with driving gear, is additionally provided with knotting mechanism on thread changing device shell, knotting mechanism includes that fastening spring, pair cut yarn knife, master It cuts yarn knife, yarn clip board, connecting shaft and cuts yarn tool apron, yarn clip board and master cut yarn knife respectively by the bullet on fastening spring and fastening spring Spring aileron is clamped in pair and cuts on yarn knife, and fastening spring, pair cut that yarn knife, master cuts yarn knife and yarn clip board is successively sticked to form knotting knife Group is provided with slideway on thread changing device shell, cut be respectively arranged on yarn tool apron the second drive motor, with the sliding block of slideway cooperation, The driving rack that is meshed with the driving gear in the first drive motor and the subbreadboard for connecting the second drive motor, master cut Be provided with knife handle on yarn knife, the upper end of knife handle is provided with operator knife mouth, and the lower end of knife handle is provided with external force portion, knife handle it is outer It is provided with drill drift platform and guide inclined-plane on side, is provided with operator blade on the lateral surface for knife mouth of operating, outside knife mouth of operating Side, drill drift platform, guide inclined-plane and external force portion are from top to bottom sequentially connected, and one end that pair cuts yarn knife is provided with secondary knife knife Mouth, the secondary knife blade matched with operator blade is provided on the medial surface of secondary knife knife mouth, and the other end that pair cuts yarn knife passes through company Spindle is connect with the second drive motor cut on yarn tool apron, to being arranged knotting knife group on cutting yarn tool apron, it is logical to cut yarn tool apron Crossing sliding block can slide on slideway；Driving gear in first drive motor drives knotting knife group by cooperating with driving rack It moves in a straight line, drives yarn to reach predetermined position by knotting knife group, drive knotting knife group to rotate by the second drive motor It is acted at around yarn, in knotting knife group rotary course, yarn is slipped on drill drift platform under the action of guide inclined-plane, rotation knot Driving gear after beam in the first drive motor is by with driving rack cooperation continuing that knotting knife group is driven to move in a straight line, external force Service portion makes master cut yarn knife and the formation relative motion of knotting knife group under external force, cuts the operator knife being arranged on yarn knife by master Sword and the secondary folding for cutting the secondary knife blade being arranged on yarn knife, and complete yarn clipping under the clamping action of yarn clip board and cut yarn movement, from And make yarn master cuts yarn knife, secondary cut forms yarn set in the edge of a knife formed between yarn knife and yarn clip board, then by drill drift platform Yarn is covered and is released, yarn switchs to the clamping for being bolted state and being detached from knotting knife group by relaxed state under the action of external traction force To complete knotting process.

The present invention by adopting the above technical scheme, compared with prior art, the feature protruded is:

1. knitting zone of the installation site far from knitting machine, voluntarily completes the connection of two or more color yarns, makes yarn Smoothly enter establishment region, be further reduced the float of cloth cover, participating in cooperation without loom can be completed automatic yarn-changing, reduce Production maintenance cost and failure rate effectively increase the stability of loom production, simultaneously

Also loom production efficiency and yield rate are substantially increased.

2. structure is simple, impact endurance test shock is small, is easily installed, independent control, strong applicability.

Preferably, the further technical solution of the present invention is:

It further include positioning key and positioning key circlip, fastening spring, pair are cut to be provided with and positioning key on yarn knife and yarn clip board The positioning long hole of cooperation, main to cut the sliding long hole being provided on yarn knife with positioning key cooperation, positioning key sequentially passes through folder from side The positioning on positioning long hole, the main sliding long hole cut on yarn knife, the secondary positioning long hole cut on yarn knife, fastening spring on yarn plate is long The clamping of the positioning key circlip of hole and the other side, thus make yarn clip board, it is main cut yarn knife, pair cuts yarn knife with fastening spring to connect group in dozen Knife group is tied, main yarn knife of cutting can be slid laterally by positioning long hole in knotting knife group.

Pair cuts and is provided with mounting hole on the other end of yarn knife, and fixation hole is provided in connecting shaft, and pair cuts the other end of yarn knife Position of mounting hole is connected at the fixation hole position of connecting shaft by fastener.

Knotting mechanism further includes being separately positioned on thread changing device shell to cut yarn baffle and reseting baffle, cuts yarn baffle and reset Baffle is located at the main two sides for cutting the external force portion on the knife handle of yarn knife；When the first drive motor driving knotting knife group is in cunning When doing straight line back and forth movement on road, external force portion makes master cut yarn knife and knotting knife under the action of cutting yarn baffle and reseting baffle Group forms relative motion, to realize that master cuts the operator blade being arranged on yarn knife and pair is cut between the secondary knife blade being arranged on yarn knife Folding.

Knotting mechanism further includes thread board, and thread board setting is provided with for that will slide on cutting yarn tool apron, on thread board Yarn on to drill drift platform imports master and cuts yarn knife, the secondary yarn guiding trough cut in the edge of a knife formed between yarn knife and yarn clip board.

Sensor is provided on subbreadboard, one end of the output shaft of the second drive motor is provided with and sensor cooperation Induced magnet；It is driven in knotting knife group rotary course in the second drive motor, induced magnet is detached from the induction region of sensor, yarn Line is slipped on drill drift platform under the action of guide inclined-plane, and into knotting knife group under the action of the yarn guiding trough of thread board In the edge of a knife, when induced magnet returns to the induction region of sensor, subbreadboard stops second by the signal of sensor feedback Drive motor work.

Yarn storage mechanism is additionally provided on thread changing device shell, yarn storage mechanism includes link block, chooses yarn bar, elastic force yarn storage bar, storage Yarn bar；The first sliding long hole, the second sliding long hole and third sliding long hole are respectively arranged on thread board；Choose the head position of yarn bar The yarn retaining plate for being separately provided for gear yarn and the aluminium oxide ceramics ring for entrying are set, chooses and is arranged on the tail position of yarn bar There is the first drive rod being located in third sliding long hole, the aluminium oxide for entrying is provided on the head position of elastic force yarn storage bar Ceramic ring, the second drive rod being provided on the tail position of elastic force yarn storage bar in the second sliding long hole, chooses the tail of yarn bar Portion and the tail portion of elastic force yarn storage bar are separately positioned on the two sides of link block by alignment pin, and link block and yarn storage bar are respectively set On thread changing device shell, elastic force yarn storage bar, which is located at, to be chosen between yarn bar and yarn storage bar；Yarn tool apron is cut when the driving of the first drive motor to exist When doing straight line back and forth movement on slideway, thread board also does straight line back and forth movement with cutting yarn tool apron on slideway, and thread board passes through it On second sliding long hole and third sliding long hole drive elastic force yarn storage bar and choose yarn bar swing, pass through the swing of elastic force yarn storage bar The thread reserve of braiding will participated on knotting mechanism.

Thread grip mechanism is additionally provided on thread changing device shell, thread grip mechanism includes clamping device main body, clamping machine Yarn path, airflow channel and working chamber are respectively arranged in structure main body, the input end of airflow channel forms air inlet, and air-flow is logical The outlet end in road and the outlet end of yarn path connect the row's of being formed yarn mouth, and working chamber is mutually passed through with yarn path and airflow channel respectively It is logical, spring bearer plate, yarn clipping sliding block, sliding air valve switch are from top to bottom disposed in working chamber, spring bearer plate and yarn clipping are sliding It is provided with pressure yarn spring between block, slides the external force bar being provided in the first sliding long hole on air valve switch, clamping The sliding long hole with the cooperation of external force bar is provided in mechanism body；External force bar band under the action of the first sliding long hole Dynamic sliding air valve switch slides up and down in working chamber, to open or close yarn path and airflow channel；Work as yarn path When opening with airflow channel, compressed air enters airflow channel from air inlet to making to form negative pressure in yarn path, will be external Yarn by yarn path arrival end sucking yarn path in, and by tack rag from row yarn mouth discharge；When yarn path is gentle When circulation road is closed, yarn clipping sliding block will suck the yarn in yarn path with the cooperation of sliding air valve switch under the action of pressing yarn spring Wire clamp handles；One or more yarn can be effectively clamped, is clamped while realizing plurality of yarns, prevents from flying the generation of yarn phenomenon.

It is provided with air channel on sliding air valve switch, when sliding air valve switch slide downward opens the gentle circulation in yarn path When road, the compressed air in airflow channel is passed through from the gap formed between clamping device main body and air channel, clamping device master Suction nozzle and exhaust nozzle are respectively arranged on the air inlet of body and row yarn mouth position.

Detailed description of the invention

Fig. 1 is the structural schematic diagram that master of the embodiment of the present invention cuts yarn knife；

Fig. 2 is the structural schematic diagram that pair of the embodiment of the present invention cuts yarn knife；

Fig. 3 is the structural schematic diagram of yarn clip board of the embodiment of the present invention；

Fig. 4 is the structural schematic diagram of fastening spring of the embodiment of the present invention；

Fig. 5 is the overlooking structure diagram of Fig. 4；

Fig. 6 is the structural schematic diagram of positioning key of the embodiment of the present invention；

Fig. 7 is the structural schematic diagram of positioning key circlip of the embodiment of the present invention；

Fig. 8 is the structural schematic diagram of connecting shaft of the embodiment of the present invention；

Fig. 9 is the overlooking structure diagram of Fig. 8；

Figure 10 is the structural schematic diagram of driving rack of the embodiment of the present invention；

Figure 11 is the structural schematic diagram of sliding block of the embodiment of the present invention；

Figure 12 is the side structure schematic view of Figure 11；

Figure 13 is the structural schematic diagram that the embodiment of the present invention cuts yarn tool apron；

Figure 14 is the side structure schematic view of Figure 13；

Figure 15 is the structural schematic diagram of thread board of the embodiment of the present invention；

Figure 16 is the structural schematic diagram that knotting knife of embodiment of the present invention group is connect with sliding block, driving rack；

Figure 17 is the side structure schematic view of Figure 16；

Figure 18 is the overlooking structure diagram of Figure 16；

Figure 19 is the structural schematic diagram of thread changing device shell of the embodiment of the present invention；

Figure 20 is the side structure schematic view of Figure 19；

Figure 21 is the structural schematic diagram that the embodiment of the present invention chooses yarn bar；

Figure 22 is the overlooking structure diagram of Figure 21；

Figure 23 is the structural schematic diagram of elastic force yarn storage bar of the embodiment of the present invention；

Figure 24 is the overlooking structure diagram of Figure 23；

Figure 25 is the structural schematic diagram of yarn storage bar of the embodiment of the present invention；

Figure 26 is the side structure schematic view of Figure 25；

Figure 27 is thread board of the embodiment of the present invention, chooses yarn bar, elastic force yarn storage bar, the structural representation connected between yarn storage bar Figure；

Figure 28 is the overlooking structure diagram of Figure 37；

Figure 29 is that the embodiment of the present invention is chosen the structure that yarn bar, elastic force yarn storage bar, yarn storage bar are mounted on thread changing device shell and shown It is intended to；

Figure 30 is the side structure schematic view of Figure 29；

Figure 31 is the schematic perspective view that second step is in the knotting mechanism course of work of the embodiment of the present invention；

Figure 32 is the schematic perspective view that third step is in the knotting mechanism course of work of the embodiment of the present invention；

Figure 33 is the schematic perspective view that the 4th step is in the knotting mechanism course of work of the embodiment of the present invention；

Figure 34 is the schematic perspective view that the 5th step is in the knotting mechanism course of work of the embodiment of the present invention；

Figure 35 is the schematic perspective view that the 6th step is in the knotting mechanism course of work of the embodiment of the present invention；

Figure 36 is the schematic perspective view that the 7th step is in the knotting mechanism course of work of the embodiment of the present invention；

Figure 37 is the structural representation slided when air valve switch is opened in thread grip of the embodiment of the present invention mechanism course of work Figure；

Figure 38 is the side structure schematic view of Figure 37；

Figure 39 is the structural representation slided when air valve switch is closed in thread grip of the embodiment of the present invention mechanism course of work Figure；

Figure 40 is the side structure schematic view of Figure 39；

Figure 41 is overall structure diagram of the embodiment of the present invention；

Figure 42 is the side structure schematic view of Figure 41；

Figure 43 is the overlooking structure diagram of Figure 41；

Figure 44 is the structural schematic diagram that the first step is in the overall structure course of work of the embodiment of the present invention；

Figure 45 is the side structure schematic view of Figure 44；

Figure 46 is the overlooking structure diagram of Figure 44；

Figure 47 is the structural schematic diagram that second step is in the overall structure course of work of the embodiment of the present invention；

Figure 48 is the side structure schematic view of Figure 47；

Figure 49 is the structural schematic diagram that third step is in the overall structure course of work of the embodiment of the present invention；

Figure 50 is the side structure schematic view of Figure 49；

Figure 51 is the structural schematic diagram that the 4th step is in the overall structure course of work of the embodiment of the present invention；

Figure 52 is the side structure schematic view of Figure 51；

Figure 53 is the structural schematic diagram that the 5th step is in the overall structure course of work of the embodiment of the present invention；

Figure 54 is the side structure schematic view of Figure 53；

Figure 55 is the structural schematic diagram that the 7th step is in the overall structure course of work of the embodiment of the present invention；

Figure 56 is the side structure schematic view of Figure 55；

Figure 57 is the structural schematic diagram of subbreadboard of the embodiment of the present invention；

Figure 58 is the side structure schematic view of Figure 57；

In figure: master cuts yarn knife 1；Operate blade 1-1；Drill drift platform 1-2；Guide inclined-plane 1-3；External force portion 1-4；4th Slide long hole 1-5；Operate knife mouth 1-6；Knife handle 1-7；Pair cuts yarn knife 2；Secondary knife blade 2-1；First positioning long hole 2-2；Mounting hole 2-3；Secondary knife knife mouth 2-4；Yarn clip board 3；Second positioning long hole 3-1；Fastening spring 4；Spring aileron 4-1；Third positions long hole 4- 2；Positioning key 5；Positioning key circlip 6；Connecting shaft 7；Fixation hole 7-1；Driving rack 8；Sliding block 9；Sliding slot 9-1；Cut yarn tool apron 10；It leads Yarn plate 11；Yarn guiding trough 11-1；Slideway 12；Second drive motor 13；Induced magnet 14；Subbreadboard 15；Sensor 15-1；Cut yarn Baffle 16；Yarn retaining plate 17；Reseting baffle 18；First drive motor 19；Drive gear 19-1；Thread changing device shell 20；Main circuit board 21；The yarn 22 woven；The yarn 23 needed replacing；Locating piece 24；Through-hole 25；Clamping device main body 26；Slide air valve Switch 27；Yarn clipping sliding block 28；Press yarn spring 29；Spring bearer plate 30；External force bar 31；Air channel 32；Suction nozzle 33；Exhaust nozzle 34；Yarn path 35；Airflow channel 36；Working chamber 37；Slide long hole 38；Link block 39；Choose yarn bar 40；First drive rod 40- 1；Elastic force yarn storage bar 41；Second drive rod 41-1；Yarn storage bar 42；Alignment pin 43；First threading board 44；Second threading board 45； Aluminium oxide ceramics ring 46；First sliding long hole 47；Second sliding long hole 48；Third slides long hole 49；Yarn feeding refers to 50.

Specific embodiment:

Below with reference to embodiment, the invention will be further described, and purpose, which is only that, more fully understands the content of present invention, because This, the cited case is not intended to limit protection scope of the present invention.

Referring to Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 8, Fig. 9, Figure 10, Figure 11, Figure 12, Figure 13, Figure 14, figure 15, Figure 16, Figure 17, Figure 18, Figure 19, Figure 20, Figure 21, Figure 22, Figure 23, Figure 24, Figure 25, Figure 26, Figure 27, Figure 28, Figure 29, figure 30, Figure 37, Figure 38, Figure 41, Figure 42, Figure 43, Figure 57, Figure 58, a kind of full-automatic knotting wire-changing device, including thread changing device shell 20, it is respectively arranged on thread changing device shell 20 and selects yarn control mechanism, knotting mechanism, yarn storage mechanism, thread grip mechanism, main line Plate 21 and the first drive motor 19, selecting yarn control mechanism includes that voice coil motor, yarn feeding refer to 50, locating piece 24, the first threading board 44 With the second threading board 45, it is respectively arranged with aluminium oxide ceramics ring 46 on the first threading board 44 and the second threading board 45 and is used to guide yarn, Voice coil motor drives yarn feeding to refer to that 50 are shown by preset strokes under the driving signal of main circuit board 21, and yarn is made to form yarn feeding angle Degree.

Knotting mechanism includes fastening spring 4, pair cuts yarn knife 2, master cuts yarn knife 1, yarn clip board 3, positioning key 5, positioning key circlip 6, connecting shaft 7 and yarn tool apron 10 is cut, yarn clip board 3 and master cut yarn knife 1 respectively by the spring pair on fastening spring 4 and fastening spring 4 Wing 4-1 is clamped in pair and cuts on yarn knife 2, and main circuit board 21 and the first drive motor 19 are provided on thread changing device shell 20, and first drives Be provided with driving gear 19-1 on the output shaft of dynamic motor 19, fastening spring 4, pair cut yarn knife 2, it is main cut yarn knife 1 and yarn clip board 3 according to Secondary to be sticked to form knotting knife group, fastening spring 4 secondary cuts for being respectively arranged on yarn knife 2 and yarn clip board 3 and cooperating with positioning key 5 Three positioning long hole 4-2, the first positioning long hole 2-2, the second positioning long hole 3-1, main cut are provided with and the cooperation of positioning key 5 on yarn knife 1 The 4th sliding long hole 1-5, positioning key 5 from side sequentially pass through on yarn clip board 3 second positioning long hole 3-1, master cut on yarn knife 1 The 4th sliding long hole 1-5, secondary the first positioning long hole 2-2 cut on yarn knife 2, the third positioning long hole 4-2 on fastening spring 4 with The positioning key circlip 6 of the other side is clamped, to make yarn clip board 3, master cuts yarn knife 1, pair cuts yarn knife 2 and the connection composition of fastening spring 4 Knotting knife group, main yarn knife 1 of cutting can be slid laterally in knotting knife group by sliding long hole 1-5, also be set on thread changing device shell 20 It is equipped with slideway 12, cuts the thread board 11 for being separately provided for guide on yarn tool apron 20, for driving that knotting knife group rotates Two drive motors 13, with the sliding block 9 cooperated of slideway 12, the transmission that is meshed with the driving gear 19-1 in the first drive motor 19 Rack gear 8 and the subbreadboard 15 for connecting the second drive motor 13, the output shaft of the second drive motor 13 are connect with connecting shaft 7, Sensor 15-1 is provided on subbreadboard 15, one end of the output shaft of the second drive motor 13 is provided with matches with sensor 15-1 The induced magnet 14 of conjunction is herein the original reference position of knotting knife group, leads when sensor 15-1 detects induced magnet 14 It is provided on yarn plate 11 for by the yarn being slipped on drill drift platform 1-2 importing master cuts yarn knife 1, pair cuts yarn knife 2 and yarn clip board 3 Between yarn guiding trough 11-1 in the edge of a knife that is formed, main cut being provided with knife handle 1-7 on yarn knife 1, the upper end of knife handle 1-7 is provided with operator Knife mouth 1-6, the lower end of knife handle 1-7 are provided with external force portion 1-4, be provided on the lateral surface of knife handle 1-7 drill drift platform 1-2 and Guide inclined-plane 1-3, drill drift platform 1-2 are vertical plane, and operator blade 1-1 is provided on the lateral surface for the knife mouth 1-6 that operates, knife of operating Lateral surface, drill drift platform 1-2, guide inclined-plane 1-3 and the external force portion 1-4 of mouth 1-6 is from top to bottom sequentially connected, and pair cuts yarn knife 2 skeleton as knotting knife group, with a thickness of 1mm, one end that pair cuts yarn knife 2 is provided with secondary knife knife mouth 2-4, secondary knife knife mouth 2-4's Be provided on medial surface with the operator secondary knife blade 2-1 that matches of blade 1-1, pair cut the other end of yarn knife 2 by connecting shaft 7 with The output axis connection of the second drive motor 13 on yarn tool apron 10 is cut, is provided with mounting hole 2-3 on the secondary other end for cutting yarn knife 2, Fixation hole 7-1 is provided in connecting shaft 7, the position mounting hole 2-3 is connected to connection by fastener by the other end that pair cuts yarn knife 2 At the position fixation hole 7-1 of axis 7, to being arranged knotting knife group on cutting yarn tool apron 10, slideway 12 passes through the sliding slot on sliding block 9 9-1, and slideway is fixed on thread changing device shell 20, cutting yarn tool apron 10 can be slided by sliding block 9 on slideway 12, knot tying machine Structure further includes being separately positioned on thread changing device shell 20 to cut yarn baffle 16 and reseting baffle 18, cuts yarn baffle 16 and reseting baffle 18 The main two sides for cutting the external force portion 1-4 on the knife handle 1-7 of yarn knife 1 are located at, cuts and is provided on yarn baffle 16 for knotting The through-hole 25 that knife group is walked when moving in a straight line；When to do straight line on slideway 12 round-trip for the first drive motor 19 driving knotting knife group When movement, external force portion 1-4 makes main to cut yarn knife 1 and formed with knotting knife group under the action of cutting yarn baffle 16 and reseting baffle 18 Relative motion, thus realize it is main cut the operator blade 1-1 being arranged on yarn knife 1 cut with pair the secondary knife blade 2-1 that is arranged on yarn knife 2 it Between folding.

Yarn storage mechanism includes link block 39, chooses yarn bar 40, elastic force yarn storage bar 41, yarn storage bar 42；It is set respectively on thread board 11 It is equipped with the first sliding long hole 47, second sliding long hole 48 and third sliding long hole 49；It chooses and is set respectively on the head position of yarn bar 40 It is equipped with the yarn retaining plate 17 for keeping off yarn and the aluminium oxide ceramics ring 46 for entrying, chooses and is provided with position on the tail position of yarn bar 40 The first drive rod 40-1 in long hole 49 is slided in third, the oxygen for entrying is provided on the head position of elastic force yarn storage bar 41 Change aluminium ceramic ring 46, the second drive rod being provided in the second sliding long hole 48 on the tail position of elastic force yarn storage bar 41 The tail portion of 41-1, the tail portion and elastic force yarn storage bar 41 of choosing yarn bar 40 are separately positioned on the two of link block 39 by alignment pin 43 Side, link block 39 and yarn storage bar 42 are separately positioned on thread changing device shell 20, and elastic force yarn storage bar 41, which is located at, chooses yarn bar 40 and yarn storage Between bar 42；When yarn tool apron 10 is cut in the driving of the first drive motor 19 does straight line back and forth movement on slideway 12, thread board 11 Straight line back and forth movement is done on slideway 12 with yarn tool apron 10 is cut, thread board 11 slides long hole 48 by second thereon and third is sliding Dynamic long hole 49 drives elastic force yarn storage bar 41 and chooses the swing of yarn bar 40, will participate in braiding by the swing of elastic force yarn storage bar 41 Thread reserve is on knotting mechanism.

Thread grip mechanism includes clamping device main body 26, be respectively arranged in clamping device main body 26 yarn path 35, Airflow channel 36 and working chamber 37, the input end of airflow channel 36 form air inlet, and the outlet end of airflow channel 36 and yarn are logical The outlet end in road 35 connects the row's of being formed yarn mouth, and working chamber 37 connects with yarn path 35 and airflow channel 36 respectively, working chamber Spring bearer plate 30, yarn clipping sliding block 28, sliding air valve switch 27 are from top to bottom disposed in 37, spring bearer plate 30 and yarn clipping are sliding It is provided with pressure yarn spring 29 between block 28, slides the external force being provided in the first sliding long hole 47 on air valve switch 27 Bar 31 is provided with the sliding long hole with the cooperation of external force bar in clamping device main body；External force bar slides long hole first Under the action of drive sliding air valve switch 27 slided up and down in working chamber 37, to open or close yarn path 35 and air-flow Channel 36；When yarn path 35 and airflow channel 36 are opened, compressed air enters airflow channel 36 from air inlet to make yarn Negative pressure is formed in line passage 35, by external yarn by the arrival end sucking yarn path 35 of yarn path 35, and by refuse yarn Head is discharged from row's yarn mouth；When yarn path 35 and airflow channel 36 are closed, yarn clipping sliding block 28 is under the action of pressing yarn spring 29 The thread grip sucked in yarn path 35 is lived with the sliding cooperation of air valve switch 27；One or more yarn can effectively be clamped Line clamps while realizing plurality of yarns, prevents from flying the generation of yarn phenomenon.

It is provided with air channel 32 on sliding air valve switch 27, when sliding 27 slide downward of air valve switch opens yarn path 35 When with airflow channel 36, gap that the compressed air in airflow channel 36 is formed between clamping device main body 26 and air channel 32 By being respectively arranged with suction nozzle 33 and exhaust nozzle 34 on the air inlet of clamping device main body 26 and row yarn mouth position.

The course of work of knotting mechanism: the yarn 22 woven and the yarn 23 needed replacing are placed on and beat by the first step Tie in knife group, the front end 22A(hereinafter referred to as 22A of the yarn 22 woven) and the front end 23A(of yarn 23 that needs replacing with Lower abbreviation 23A) it is located at knotting knife group side, the tail end 22B(hereinafter referred to as 22B of the yarn 22 woven) and need replacing The tail end 23B(hereinafter referred to as 23B of yarn 23) it is located at the other side of knotting knife group；Second step drives horse first referring to Figure 31 Up under the action of 19, the driving gear 19-1 in the first drive motor 19 drives knotting knife group edge by cooperating with driving rack 8 Slideway moves in a straight line, and the yarn 22 woven and the yarn 23 needed replacing are pulled out certain angle by knotting knife group, makes The yarn 22 woven and the yarn 23 needed replacing reach predetermined position, and 19 break-off of the first drive motor is being compiled The yarn 22 knitted and the yarn 23 needed replacing enter in yarn guiding trough 11-1 under the action of thread board 11, and in yarn retaining plate 17 Predetermined angle, the work of auxiliary knotting knife group are formed under effect；Third step, referring to Figure 32, cutting yarn tool apron 8 and being equipped with makes connecting shaft 7 Second drive motor 13 of rotation, the second drive motor 13 drive the rotation of knotting knife group to complete to act around yarn, revolve in knotting knife group During turning, induced magnet 14 is detached from the induction region of sensor 15-1, yarn 22 and yarn 23 in the effect of guide inclined-plane 1-3 Under be slipped on drill drift platform 1-2；4th step, referring to Figure 33, when induced magnet 14 returns to the induction region of sensor 15-1, Subbreadboard 15 stops the work of the second drive motor 13 by the signal that sensor 15-1 is fed back, and the rotation of knotting knife group terminates rotation Turn, at the end of the rotation of knotting knife group, yarn 22 and yarn 23 were around knotting knife group one week, and yarn 22A and the end yarn 23A are by yarn 22B and yarn 23B side pressure are accurate under the action of the yarn guiding trough 11-1 on thread board 11 in inside, yarn 22B and the end yarn 23B Into master cuts yarn knife 1, pair is cut in the edge of a knife formed between yarn knife 2 and yarn clip board 3；5th step, referring to Figure 34, the first drive motor Driving gear 19-1 on 19 is by with the cooperation of driving rack 8 continuing that knotting knife group is driven to move in a straight line, external force portion 1-4 So that master is cut yarn knife 1 and the formation relative motion of knotting knife group under the action of cutting yarn baffle 16, passes through the main operator knife cut on yarn knife 1 Sword 1-1 and the secondary closure for cutting the secondary knife blade 2-1 on yarn knife 2, by when yarn 22B and 23B end plane of shear by yarn 22 and yarn Line 23 be clamped in it is main cut yarn knife 1 and yarn clip board 3 be overlapped position, thus make yarn lead cut yarn knife 1, pair cuts yarn knife 2 and yarn clipping Yarn set is formed in the edge of a knife formed between plate 3, is then released yarn set by being set to the main drill drift platform 1-2 cut on yarn knife 1；The Six steps, referring to Figure 35, the end yarn 22A is pulled under the action of external traction force, and yarn set is pulled out to simultaneously shape from knotting knife group At knotting；7th step, referring to Figure 36, on yarn 22, yarn is switched to be bolted shape by relaxed state external traction force continuous action State and the clamping for being detached from knotting knife group, yarn 22 and yarn 23 are combined into a yarns at this time, and knotting process terminates；8th step, First drive motor 19 drives knotting knife group opposite direction to move in a straight line, and knotting knife group is made to return to preset initial position, multiple During position, external force portion 1-4 makes main to cut yarn knife 1 and knotting knife group forms opposite fortune under the action of reseting baffle 18 It is dynamic, make the main opening cut the leading blade 1-1 being arranged on yarn knife 1 and cut the secondary knife blade 2-1 being arranged on yarn knife 2 with pair, formation is beaten The edge of a knife is tied, the first drive motor 19 stops working.

The course of work of thread grip mechanism: it referring to Figure 37, Figure 38, slides air valve switch 26 and is equipped with air channel 32 and pacifies Equipped with external force bar 31, slides the external force bar 31 installed on air valve switch 27 and lead to yarn under the control of external agency Road 35 and airflow channel 36 are opened, and compressed air enters airflow channel 36 from air inlet, make to form negative pressure in yarn path 35, will External yarn (one or more) is by the yarn entering opening sucking yarn path 35 of yarn path 35, and by tack rag from row's yarn mouth Discharge；Referring to Figure 39, Figure 40, slides the external force bar 31 installed on air valve switch 27 and is closed under the control of external agency, Make 36 close synchronously of yarn path 35 and airflow channel, and yarn will be sucked under the cooperation of yarn clipping sliding block 28 and pressure yarn spring 29 Thread grip in channel 35 is lived.

The yarn of the present apparatus passes through the first threading board 44 respectively；Second threading board 45 refers to that 50 are pierced by by yarn feeding again, wherein needing The yarn 23 to be replaced is clamped by thread grip mechanism, the yarn 22 woven by yarn feeding refer to 50 be pierced by after chosen yarn bar 40, elastic force yarn storage bar 41, yarn storage bar 42 are sent into the knitting zone of knitting machine, overall work process are as follows:

The first step, 4, Figure 45, Figure 46 referring to fig. 4, the thread changing device enclosure interior of full-automatic knotting wire-changing device is equipped with selecting yarn Control mechanism, yarn feeding refer to that 50 drive yarn to show under the voice coil motor driving for selecting yarn control mechanism to be arranged, pacify on knotting mechanism Equipped with thread board 11, driving rack 8, the second drive motor 13, subbreadboard 15, set on the spindle nose of 13 one end of the second drive motor There is induced magnet 14, subbreadboard 15 is equipped with sensor 15-1, the sense that sensor 15-1 and the second drive motor 13 are equipped with Magnet 14 is answered to be overlapped, it is herein knotting mechanism that sensor 15-1 is overlapped with the induced magnet 14 being mounted on thread changing device shell 20 Initial position；Second step, 7, Figure 48 referring to fig. 4 and fill the driving rack 8 being equipped on knotting mechanism in the first drive motor 19 Some transmission gear 19-1 engagements, and under the driving of the first drive motor 19, drive thread board 11 on slideway 12 along arrow side To linear motion, while by the yarn 22 woven pulling synchronous with the yarn 23 needed replacing, the yarn 22 woven Predetermined angle is formed under the action of the yarn guiding trough 11-1 and yarn retaining plate 17 being equipped on thread board 11 with the yarn 23 needed replacing, So as to the work of better auxiliary knotting mechanism, it is installed on and chooses elastic force yarn storage bar 41 between yarn bar 40 and yarn storage bar 42 in thread board It is swung under the action of the second sliding long hole 48 and third sliding long hole 49 that are arranged on 11, the yarn 22 for participating in braiding is stored up It is ready for use on knotting mechanism；Third step, 9, Figure 50 referring to fig. 4,19 break-off of the first drive motor, knotting mechanism is inside it Axial rotation motion is done under the driving for the second drive motor 13 being equipped with, while being installed on drive 13 spindle nose of the second drive motor Induced magnet 14 is detached from the induction region of sensor 15-1, slides long hole 48 since thread board 11 is equipped with second, bullet at this time Power yarn storage bar 41 is not by the control of the second sliding long hole 48, and elastic force yarn storage bar 41 can basis under the action of external traction force for yarn The demand of yarn tension is freely lifted；4th step, referring to Figure 51, Figure 52, knotting mechanism movement terminate, at this time sensor 15-1 and Induced magnet 14 is overlapped, and the yarn 22 woven and the yarn 23 needed replacing form yarn in the motion process of knotting mechanism Set；5th step, referring to Figure 53, Figure 54, for knotting mechanism under the driving of the first drive motor 19, continuation does straight line on slideway 12 Movement, the master that knotting mechanism is equipped at this time cut yarn knife 1 is completed under the action of cutting yarn baffle 16 yarn clipping cut yarn drill drift act, together When choose yarn bar 40 and provoke yarn under the action of third slides long hole 49.Yarn is sent into thread grip mechanism by thread board 11 Yarn entering opening, the external force bar 31 that thread grip mechanism is equipped at this time first sliding long hole 47 under the action of by it inside gas Road is opened, and compressed gas enters from air inlet, and since the inside special construction of thread grip mechanism forms negative pressure, tail yarn is taken in In the air flue of thread grip mechanism, while the tack rag cut is discharged from row's yarn mouth；6th step, after yarn is provoked, due to It is mounted on the positional relationship for choosing the ring of the aluminium oxide ceramics on yarn bar 40 46, so that the direction of motion of yarn and knotting mechanism are formed just In the angle of drill drift, the end yarn 22A is pulled out from knotting mechanism under the action of external traction force, by yarn, while being compiled The yarn 22 knitted and the yarn 23 needed replacing, which are tied to form, to knot, and completes the knotting movement of yarn；7th step, referring to Figure 55, Figure 56, Knotting mechanism opposite direction under the action of the first drive motor 13 moves in a straight line, and returns to initial position, thread grip mechanism External force bar 31 internal air flue is closed under the action of the first sliding long hole 47, while the folder of the yarn in air flue will be taken in It handles, chooses yarn bar 40 and elastic force yarn storage bar 41 and returned under the action of respective second sliding long hole 48 and third sliding long hole 49 Home position, the master that knotting mechanism is equipped with cut yarn knife 1 and move round about under the action of reseting baffle 18, make knot tying machine The knife group that structure is equipped with is opened, and work next time is waited.

Knitting zone of the installation site of the present invention far from knitting machine, voluntarily completes the connection of two or more color yarns, makes Yarn smoothly enters establishment region, is further reduced the float of cloth cover, and participating in cooperation without loom can be completed automatic yarn-changing, Production maintenance cost and failure rate are reduced, the stability of loom production is effectively increased, while it is raw also to substantially increase loom Efficiency and yield rate are produced, structure is simple, and impact endurance test shock is small, is easily installed, independent control, strong applicability.

The foregoing is merely preferably feasible embodiment of the invention, not thereby limiting the scope of the invention, It is all to use equivalence changes made by description of the invention and its accompanying drawing content, it is intended to be included within the scope of the present invention.

Claims (9)

1. a kind of full-automatic knotting wire-changing device, including thread changing device shell, it is provided on thread changing device shell and selects yarn control mechanism, master Wiring board and the first drive motor, selecting yarn control mechanism includes that voice coil motor and yarn feeding refer to, drive of the voice coil motor in main circuit board Driving yarn feeding refers under dynamic signal is shown by preset strokes, so that yarn is formed yarn feeding angle, is set on the output shaft of the first drive motor It is equipped with driving gear, it is characterised in that: knotting mechanism is additionally provided on thread changing device shell, knotting mechanism includes fastening spring, pair Yarn knife is cut, is led and is cut yarn knife, yarn clip board, connecting shaft and cut yarn tool apron, yarn clip board and master cut yarn knife respectively by fastening spring and clamping Spring aileron on spring is clamped in pair and cuts on yarn knife, and fastening spring, pair cut yarn knife, master cuts yarn knife and yarn clip board successively fitting group At knotting knife group, it is provided with slideway on thread changing device shell, cuts and is respectively arranged with the second drive motor on yarn tool apron, cooperate with slideway Sliding block, the driving rack that is meshed with the driving gear in the first drive motor and the auxiliary line for connecting the second drive motor Plate, main cut are provided with knife handle on yarn knife, the upper end of knife handle is provided with operator knife mouth, and the lower end of knife handle is provided with external force portion, It is provided with drill drift platform and guide inclined-plane on the lateral surface of knife handle, is provided with operator blade on the lateral surface for knife mouth of operating, operates Lateral surface, drill drift platform, guide inclined-plane and the external force portion of knife mouth are from top to bottom sequentially connected, and pair cuts one end setting of yarn knife There is secondary knife knife mouth, the secondary knife blade matched with operator blade is provided on the medial surface of secondary knife knife mouth, pair cuts the another of yarn knife End is connect by connecting shaft with the second drive motor cut on yarn tool apron, to being arranged knotting knife group on cutting yarn tool apron, is cut Yarn tool apron can be slided by sliding block on slideway.

2. full-automatic knotting wire-changing device according to claim 1, it is characterised in that: further include positioning key and positioning key card Spring, fastening spring, pair cut the positioning long hole being provided on yarn knife and yarn clip board with positioning key cooperation, and main cut is provided on yarn knife With the sliding long hole of positioning key cooperation, positioning key sequentially passes through positioning long hole on yarn clip board from side, leads the cunning cut on yarn knife Dynamic long hole, the secondary positioning long hole cut on yarn knife, the positioning long hole on fastening spring and the positioning key circlip of the other side are clamped, thus Make yarn clip board, it is main cut yarn knife, pair cuts yarn knife and connect composition knotting knife group with fastening spring, main yarn knife of cutting can by positioning long hole It is slid laterally in knotting knife group.

3. full-automatic knotting wire-changing device according to claim 1, it is characterised in that: be arranged on the secondary other end for cutting yarn knife There is mounting hole, fixation hole is provided in connecting shaft, position of mounting hole is connected to by the other end that pair cuts yarn knife by fastener At the fixation hole position of spindle.

4. full-automatic knotting wire-changing device according to claim 1, it is characterised in that: knotting mechanism further includes being respectively set Yarn baffle and reseting baffle are cut on thread changing device shell, cut yarn baffle and reseting baffle is located at master and cuts on the knife handle of yarn knife The two sides in external force portion.

5. full-automatic knotting wire-changing device according to claim 1, it is characterised in that: knotting mechanism further includes thread board, Thread board setting is provided on cutting yarn tool apron, on thread board cuts yarn for the yarn being slipped on drill drift platform to be imported master Knife, the secondary yarn guiding trough cut in the edge of a knife formed between yarn knife and yarn clip board.

6. full-automatic knotting wire-changing device according to claim 5, it is characterised in that: be provided with sensing on subbreadboard Device, one end of the output shaft of the second drive motor are provided with the induced magnet with sensor cooperation.

7. full-automatic knotting wire-changing device according to claim 5, it is characterised in that: be additionally provided with storage on thread changing device shell Yarn mechanism, yarn storage mechanism include link block, choose yarn bar, elastic force yarn storage bar, yarn storage bar；The first sliding is respectively arranged on thread board Long hole, the second sliding long hole and third slide long hole；Choose the yarn retaining plate that gear yarn is separately provided on the head position of yarn bar With the aluminium oxide ceramics ring for entrying, the first driving being provided in third sliding long hole on the tail position of yarn bar is chosen Bar, is provided with the aluminium oxide ceramics ring for entrying on the head position of elastic force yarn storage bar, on the tail position of elastic force yarn storage bar It is provided with the second drive rod being located in the second sliding long hole, the tail portion of the tail portion and elastic force yarn storage bar of choosing yarn bar passes through positioning pin Axis is separately positioned on the two sides of link block, and link block and yarn storage bar are separately positioned on thread changing device shell, and elastic force yarn storage bar is located at It chooses between yarn bar and yarn storage bar.

8. full-automatic knotting wire-changing device according to claim 7, it is characterised in that: be additionally provided with yarn on thread changing device shell Line clamping device, thread grip mechanism include clamping device main body, and yarn path, air-flow are respectively arranged in clamping device main body Channel and working chamber, the input end of airflow channel form air inlet, and the outlet end of airflow channel and the outlet end of yarn path connect The row's of being formed yarn mouth is connect, working chamber connects with yarn path and airflow channel respectively, is from top to bottom disposed in working chamber Spring bearer plate, yarn clipping sliding block, sliding air valve switch, are provided with pressure yarn spring, slide air valve between spring bearer plate and yarn clipping sliding block The external force bar being provided in the first sliding long hole on switch, is provided in clamping device main body and matches with external force bar The sliding long hole of conjunction；External force bar drives sliding air valve switch is upper in working chamber to glide under the action of the first sliding long hole It is dynamic, to open or close yarn path and airflow channel.

9. full-automatic knotting wire-changing device according to claim 8, it is characterised in that: be provided on sliding air valve switch logical Suction nozzle and exhaust nozzle are respectively arranged on air drain, the air inlet of clamping device main body and row yarn mouth position.