CN103603148B - Knotting mechanism of automatic shuttle changing device - Google Patents
Knotting mechanism of automatic shuttle changing device Download PDFInfo
- Publication number
- CN103603148B CN103603148B CN201310616759.8A CN201310616759A CN103603148B CN 103603148 B CN103603148 B CN 103603148B CN 201310616759 A CN201310616759 A CN 201310616759A CN 103603148 B CN103603148 B CN 103603148B
- Authority
- CN
- China
- Prior art keywords
- knotting
- fixing
- bobbin case
- peg
- finger
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Sewing Machines And Sewing (AREA)
Abstract
The invention discloses a knotting mechanism of an automatic shuttle changing device. The knotting mechanism comprises a knotting motor, a hook-shaped fixing finger and a hook-shaped knotting finger. A power output shaft of the knotting motor is connected with the fixing finger, and the knotting finger is rotatably matched with the fixing finger through a pin shaft and can be opened or closed relative to the fixing finger. The knotting mechanism achieves automatic operation of knotted connection of bottom lines and remaining lines. A knotting cam on the knotting motor can drive the knotting finger to be opened or closed according to requirements when the fixing finger and the knotting finger rotate, and the knotting mechanism has the advantages of being simple in structure and convenient to use.
Description
Technical field
The present invention relates to the automatic shuttle changer of Sewing machines, specifically the knotting mechanism of automatic shuttle changer.
Background technology
In the base of Sewing machines, be provided with shuttle storehouse, shuttle is provided with bobbin case in storehouse, and the peg or spindle being wound with bottom line is arranged in bobbin case, coordinates eedle to carry out sewing work.Because industrial sewing machine does not work usually off and on, and coiling amount on peg or spindle is very little, and the bottom line at set intervals on peg or spindle will be finished, and just needs to arrange special messenger keep an eye on and change the peg or spindle winding bottom line.
Patent name: being used for changing the device for the peg or spindle of looper thread, the patent No.: 200580011462.2 disclose a kind of shuttle changing device in sewing or embroidery machine, by firmly grasping the bobbin case lid on bobbin case, the bobbin case in shuttle storehouse being taken out.Multiple bobbin case for subsequent use is arranged in order, and is provided with the peg or spindle around full bottom line in each bobbin case.Shuttle changing device captures bobbin case for subsequent use, and sends in the shuttle storehouse of Sewing machines.
Shuttle changing device disclosed in above-mentioned patent, can only carry out the replacing of bobbin case for subsequent use.Generally can prepare the bobbin case of 6 to 8 band peg or spindles for subsequent use, after the bobbin case in Sewing machines is finished bottom line, replace bobbin case for subsequent use by shuttle changing device.But Sewing machines is under Non-intermittent work, bobbin case for subsequent use is also can be finished soon.So in the course of the work, still need labor management shuttle changing work, check whether each bobbin case for subsequent use is finished, preventing bobbin case for subsequent use to be finished rear shutdown affects job schedule.After the bottom line of bobbin case for subsequent use is finished, need the artificial peg or spindle taken out in each bobbin case, peg or spindle is loaded bobbin case again by peg or spindle after complete bottom line, and by manual for the end of a thread of bottom line on peg or spindle through the cable-through hole on bobbin case, finally mounted bobbin case is installed on shuttle changing device for subsequent use.From bobbin case, take out peg or spindle, change the bottom line on peg or spindle and peg or spindle loaded the whole operating process of bobbin case very loaded down with trivial details, when particularly peg or spindle is installed in bobbin case, find the end of a thread of bottom line on peg or spindle, then the end of a thread is sticked into the linear slit of bobbin case, and by the end of a thread through the string holes on bobbin case, can only, by realizing this operating procedure manually, cause the efficiency changing peg or spindle very low.
Summary of the invention
The present invention is directed to above-mentioned prior art present situation, and a kind of knotting mechanism for automatic shuttle changer is provided, automatically can realize new bottom line in automatic shuttle changer and be connected with the knotting of remaining line.
The present invention solves the problems of the technologies described above adopted technical scheme: the knotting mechanism of automatic shuttle changer, comprises knotting motor, the fixing finger in hook-type and the knotting in hook-type and refers to; The power output shaft of described knotting motor is connected with fixing finger; Knotting refers to be rotatably assorted by bearing pin and fixing finger, and can open relative to fixing finger or close.
For optimizing technique scheme, the present invention also comprises the technical scheme of following improvement.
Above-mentioned knotting mechanism is provided with for the drag hook of bracing wire and the drag hook cylinder for driving drag hook to move.
Above-mentioned knotting mechanism is fixed with to be opened or closed knotting cam for driving knotting to refer to.
The power output shaft of above-mentioned knotting motor passes the axle center of knotting cam, and above-mentioned knotting refers to be connected with drive rod, and drive rod matches with the cam surface of knotting cam.
Knotting mechanism is provided with the telescopic stand that can seesaw, and knotting motor is fixedly mounted on the motor mounting plate of telescopic stand.
The side of above-mentioned telescopic stand is provided with activity and clamps the elasticity tension disk treating knotting two-wire, and opposite side is provided with the fixing tension disk that fixed clamp treats knotting two-wire
Above-mentioned elasticity tension disk comprises one piece of clamp fixed head and one piece of clamp elastic plate; Clamp elastic plate is arranged on clamp fixed head, and is provided with elastic adjusting plate.
Above-mentioned fixing tension disk comprises first clamp be fixedly installed and moves folder by one by first of solidus air cylinder driven.
Above-mentioned fixing finger and knotting refer to be positioned at below two-wire to be tied a knot, and rotate, the outer rim making two-wire refer to and fix finger around tiing a knot a week together with the fixing finger of motor driving of tiing a knot refers to knotting; Then knotting refers to open relative to fixing finger, two-wire section between fixing finger and elasticity tension disk is clipped in knotting in follow-up rotation process and refers to also rotate between fixing finger get back to initial position.
Knotting mechanism pulls the fixing two-wire section referred between fixing tension disk by drag hook air cylinder driven drag hook, makes to refer to refer to that the two-wire landing of outer rim becomes knot with fixing around knotting.
Knotting mechanism of the present invention, knotting can be driven to refer to and fix finger work by knotting motor, being tied a knot with remaining line by the new bottom line closed up is connected, and achieves the automation mechanized operation that knotting connects.In the rotary course that knotting cam on knotting motor can refer at fixing finger and knotting, what refer to according to the knotting of cam surface design driven opening or closing, and has the advantage that structure is simple, easy to use.
Accompanying drawing explanation
Fig. 1 is the schematic diagram that the present invention gets bobbin case mechanism.
Fig. 2 is the rear structure schematic diagram of Fig. 1.
Fig. 3 is the partial structurtes schematic diagram of the first jig arm and the second jig arm in Fig. 1.
The schematic diagram of Tu4Shi Qu peg or spindle mechanism.
The working state schematic representation of Tu5Shi Qu peg or spindle mechanism.
The winding state schematic diagram of Tu6Shi Qu peg or spindle mechanism.
Fig. 7 is the first view of knotting mechanism.
Fig. 8 is the second view of knotting mechanism.
Fig. 9 is the third state schematic diagram of knotting mechanism.
Figure 10 is the decomposing schematic representation of knotting mechanism.
Figure 11 is the schematic diagram of thread drawing mechanism.
Figure 12 is the schematic diagram of auxiliary stay mechanism.
Figure 13 is the schematic diagram of remaining line tension disk.
Detailed description of the invention
Below in conjunction with accompanying drawing, embodiments of the invention are described in further detail.
Fig. 1 is to Figure 13 shows that structural representation of the present invention.
Reference numeral is wherein: the first bobbin case 101, first peg or spindle 102, second bobbin case 103, rotating disk 201, first jig arm 202, second jig arm 203, swing arm 204, the axis of guide 205, rotating seat 206, swing arm driving cylinder 207, swing arm telescopic cylinder 208, connecting plate 209, strap 210, claw 211, claw drives cylinder 212, first spring 213, fixed axis 214, shuttle changing motor 215, clamp arm 301, bracing wire cylinder 302, clamp 303, dynamic folder 304, clamp cylinder 305, second spring 306, pedestal 401, roll 402, coiling electric motor 403, Pneumatic suction cup 404, peg or spindle claw 405, first telescopic cylinder 406, air intake duct 407, guy hook 409, get peg or spindle cylinder 410, telescopic stand 501, horizontal guide rail 502, second telescopic cylinder 503, motor mounting plate 504, knotting cam 505, drive rod 506, knotting motor 507, fixing finger 508, knotting refers to 509, fixing tension disk 510, solidus cylinder 511, drag hook 512, drag hook cylinder 513, pull bar 514, banking stop 515, clamp fixed head 516, clamp elastic plate 517, elastic adjusting plate 518, limited block 519, first clamp 520, first dynamic folder 521, elasticity tension disk 522, auxiliary stay mechanism 6, first assistant cylinder 601, dial line bar 602, second assistant cylinder 603, cutting knife 604, elasticity thread tension disc 701, cutting edge 702, second guy hook 703, second bracing wire cylinder 704, remaining line 8.
Automatic shuttle changer of the present invention, mainly comprises following job step: from the shuttle platform of sewing machine base, take out the first bobbin case 101, and is installed on shuttle platform by the second bobbin case 103 for subsequent use; From the first bobbin case 101 changed, take out the first peg or spindle 102, and cut off the bottom line be connected between the first peg or spindle 102 with the first bobbin case 101, retain the remaining line 8 on the first bobbin case 101; Remove bottom line that the first peg or spindle 102 is left over and around completely new bottom line, by new around bottom line with on the first bobbin case 101 more than line 8 be connected; First peg or spindle 102 is loaded in the first bobbin case 101 for subsequent use.
Tradition shuttle changing process is manually taken out completely from bobbin case by peg or spindle, take out scrap wire on peg or spindle then on peg or spindle around new bottom line, newer the end of a thread around bottom line to be put on bobbin case and that peg or spindle is put into bobbin case is for subsequent use.The present invention is different from traditional shuttle changing process, when peg or spindle takes out from bobbin case, retains the remaining line 8 that bobbin case wears; After peg or spindle winds new bottom line by bottom line with on bobbin case more than line 8 be connected, eliminating will by new bottom line through the operation of bobbin case string holes, and solving traditional shuttle changing process cannot the difficult problem implemented of automation.Automatic shuttle changer of the present invention can adopt full-automatic equipment to realize shuttle changing shell, shuttle changing core and the line that refoots, and improves the operating efficiency of the line that refoots, eliminates manpower and keep an eye on and operate, reduce production cost.
Automatic shuttle changer of the present invention is illustrated below by way of preferred embodiment.
As shown in Figure 1 get bobbin case mechanism, this gets bobbin case mechanism for automatically taking out bobbin case from Sewing machines, and bobbin case for subsequent use can be loaded in Sewing machines.
Get bobbin case mechanism and comprise rotating disk 201 for placing the first bobbin case 101 and the second bobbin case 103 for subsequent use, and for clamping the first jig arm 202 and the second jig arm 203 of bobbin case.
In fig. 1 and 2, the first jig arm 202 takes out the first bobbin case 101 from Sewing machine shuttle platform, and is placed on rotating disk 201 by the first bobbin case 101.Rotating disk 201 is provided with the second bobbin case 103 for subsequent use, rotating disk 201 rotates the second bobbin case 103 for subsequent use and the first bobbin case 101 transposition just put, make the second bobbin case 103 deliver to the first jig arm 202 place, by the first jig arm 202, second bobbin case 103 for subsequent use is loaded Sewing machines work subsequently.
Rotating disk 201 is connected with shuttle changing motor 215, rotating disk 201 can be driven to rotate 180 degree by shuttle changing motor 215, makes the first bobbin case 101 and the second bobbin case 103 transposition on rotating disk 201.
First bobbin case 101 moves to the second jig arm 203 place after rotating disk 201 rotates.Second jig arm 203 for capturing first peg or spindles 102 to be removed such as the first bobbin case 101 on rotating disk 201, and has been changed after bottom line loads the first bobbin case 101 at this first peg or spindle 102, is placed on rotating disk 201 for subsequent use by the first bobbin case 101.
First jig arm 202 is identical with the structure of the second jig arm 203, comprises one respectively for clamping the swing arm 204 of bobbin case.
As shown in Figure 3, one end of swing arm 204 is provided with strap 210, and for clamping the claw 211 of bobbin case.Claw swing arm 204 is fixed with for driving claw 211 to rotate drives cylinder 212, and claw drives cylinder 212 to drive claw 211 to move and clamps bobbin case.Claw 211 is connected with the first spring 213, and when needing to unclamp bobbin case, claw drives cylinder 212 to stop driving and by the first spring 213, claw 211 being resetted.
The other end of swing arm 204 is slidably matched by two axis of guides 205 and the rotating seat 206 got in bobbin case mechanism.Swing arm 204 can be rotated with rotating seat 206, also can slide axially along the axis of guide 205 relative to rotating seat 206.
The rotary actuation bar of swing arm driving cylinder 207 is connected with rotating seat 206, can control the rotation of rotating seat 206, and then control swing arm 204 is rotated around its pivot.
First jig arm 202 and the second jig arm 203 are also respectively equipped with a swing arm telescopic cylinder 208 driving swing arm 204 to seesaw along the axis of guide 205.The telescopic drive bar of swing arm telescopic cylinder 208 is connected with connecting plate 209, this connecting plate 209 is rotationally connected with the center of rotation place of swing arm 204, swing arm 204 freely can be rotated relative to connecting plate 209, and connecting plate 209 can drive swing arm 204 along the axially-movable of the axis of guide 205.
First jig arm 202 and the second jig arm 203 are located at the both sides of rotating disk 201 respectively.During work, the swing arm 204 of the first jig arm 202 turns to outside the shuttle platform of Sewing machines, and travel forward along the axis of guide 205, the first bobbin case 101 in shuttle platform is clamped by claw 211, first jig arm 202 turns to rotating disk 201 place subsequently, and retracts along the axis of guide 205 and to be placed on the fixed axis 214 of rotating disk 201 by first bobbin case 101.
Then rotating disk 201 rotates, and is changed over the first bobbin case 101 taken off by the second bobbin case 103 for subsequent use.Second bobbin case 103 is placed in the shuttle platform of Sewing machines by the first jig arm 202 reverse operation.Second jig arm 203 clamps the first bobbin case 101 on rotating disk 201, waits for follow-up getting peg or spindle work.
When taking out the first peg or spindle 102 from the first bobbin case 101, need the remaining line 8 on reservation first bobbin case 101.When taking-up the first peg or spindle 102, to move with the first peg or spindle 102 to prevent the end of a thread on the first bobbin case 101 and slippage from the string holes of bobbin case, before the first bobbin case 101 is separated with the first peg or spindle 102, first elongate the remaining line 8 of the first bobbin case 101, and fix the end of a thread of remaining line 8 on the first bobbin case 101.
As shown in figure 11, the second jig arm 203 is taken off after the first bobbin case 101 from rotating disk 201, is fixed by the end of a thread by line 8 more than on thread drawing mechanism automatic lengthening first bobbin case 101 of the present embodiment.
Thread drawing mechanism has clamp arm 301 and the bracing wire cylinder 302 of clamping the end of a thread.After second jig arm 203 clamps the first bobbin case 101, clamp arm 301 clamps the remaining line 8 on the first bobbin case 101, and bracing wire cylinder 302 drives clamp arm 301 to move, and elongates the remaining line 8 on the first bobbin case 101.
Clamp arm 301 comprises a clamp 303 and a dynamic folder 304 driven by clamp cylinder 305, and the second spring 306.Clamp cylinder 305 drives dynamic folder 304 to coordinate clamp 303 to move, and is clamped by line 8 more than outside the first bobbin case 101 cable-through hole.Bracing wire cylinder 302 drives clamp arm 301 first to elongate remaining line 8 on the first bobbin case 101, then drives clamp arm 301 to be returned to initial position, clamp arm 301 retaining clip line states afterwards.Why elongate remaining line 8, be conveniently the first peg or spindle 102 is taken out from the first bobbin case 101, and prevent remaining line 8 from departing from the cable-through hole of the first bobbin case 101.
As shown in Figure 4, more than fixing on the first bobbin case 101 at thread drawing mechanism after line 8, capture the first peg or spindle 102 in the first bobbin case 101 by the peg or spindle mechanism of getting in the present embodiment, and the first peg or spindle 102 is taken out from the first bobbin case 101.
Get the pedestal 401 that peg or spindle mechanism comprises energy slide anteroposterior, described pedestal 401 rotates and is provided with the roll 402 that can penetrate peg or spindle axis hole, the coiling electric motor 403 installed on the base 401 is connected with described roll 402.
Roll 402 is arranged with slidable installing plate 411, pedestal 401 is fixed with the first telescopic cylinder 406 that drive installation plate 411 slides.Be fixed with at least three finger mountings on the base 401, rotated by bearing pin in each finger mountings and be provided with a peg or spindle claw 405, each peg or spindle claw 405 is connected with installing plate 411 respectively.
Peg or spindle claw 405 is distributed in roll 402 surrounding, for blocking peg or spindle sidewall or unclamping.When installing plate 411 is done away from when moving along roll 402 relative to pedestal 401, drive peg or spindle claw 405 to rotate around bearing pin, make the locking end of peg or spindle claw 405 away from roll 402, be in open mode.When installing plate 411 is done, close to when moving, to drive peg or spindle claw 405 to rotate around bearing pin, make the locking end of peg or spindle claw 405 close up towards roll 402, block peg or spindle sidewall along roll 402 relative to pedestal 401.
Roll 402 is arranged with slidable Pneumatic suction cup 404, and this Pneumatic suction cup 404 is connected with installing plate 411, moves along roll 402 with installing plate 411.
When capturing the first peg or spindle 102, pedestal 401 is being got near the first peg or spindle 102 under peg or spindle cylinder 410 driving, and the roll 402 on pedestal 401 penetrates in the axis hole of the first peg or spindle 102, and makes Pneumatic suction cup 404 near the first peg or spindle 102.
Under the driving of air pump, Pneumatic suction cup 404 holds the first peg or spindle 102 in the first bobbin case 101.First telescopic cylinder 406 drive installation plate 411 moves towards pedestal 401 subsequently, and installing plate 411 drives peg or spindle claw 405 to block the sidewall of the first peg or spindle 102 in motion process, prevents the first peg or spindle 102 from sliding on roll 402.
Block after the first peg or spindle 102 until peg or spindle claw 405, pedestal 401 get peg or spindle cylinder 410 drive under away from the first bobbin case 101, make the first peg or spindle 102 be fixed on roll 402 depart from the first bobbin case 101 completely.
After first peg or spindle 102 departs from the first bobbin case 101 completely, by the second guy hook 703, the line between first peg or spindle 102 and the first bobbin case 101 is elongated to remaining line tension disk place.As shown in figure 13, remaining line tension disk comprises for the elasticity thread tension disc 701 of clamp and the cutting edge 702 for cutting off line.Second bracing wire cylinder 704 drives the second guy hook 703 line to be pulled to remaining line tension disk place, line between first peg or spindle 102 and the second guy hook 703 is cut off by cutting edge 702, and the line between the second guy hook 703 and the first bobbin case 101 is fixed on elasticity thread tension disc 701.Now, remaining line 8 one end on the first bobbin case 101 is fixed by thread drawing mechanism, and the other end is fixed by remaining line tension disk, waits for that the follow-up bottom line with newly changing is connected.
Be provided with the air intake duct 407 extracting peg or spindle scrap wire in the downside of the first peg or spindle 102, extracted by air intake duct 407 and first peg or spindle 102 leaves over scrap wire.
Before crawl first peg or spindle 102, by treat around new bottom line be fixed on outside the peg or spindle axis hole of the first peg or spindle 102.As shown in Figure 5 and Figure 6, when roll 402 penetrates the first peg or spindle 102 just by treat around new bottom line be fixed in peg or spindle axis hole.Guy hook air cylinder driven guy hook 409 moves new bottom line to shuttle peg winding face.After scrap wire exhaustion, then roll 402 and the first peg or spindle 102 is driven to rotate, around upper new bottom line by coiling electric motor 403.By controlling the rotation number of turns of coiling electric motor 403, the coiling amount of the first peg or spindle 102 can be controlled.
As shown in Fig. 7 to 10, by knotting mechanism by new around bottom line with on the first bobbin case 101 more than line 8 tie a knot and be connected.
This knotting mechanism has telescopic stand 501, and telescopic stand 501 is slidably arranged on horizontal guide rail 502, and is connected with the second telescopic cylinder 503.Telescopic stand 501 can be controlled by the second telescopic cylinder 503 to seesaw.
Telescopic stand 501 is fixedly connected with motor mounting plate 504.Knotting motor 507 is fixed on the upside of motor mounting plate 504, and knotting cam 505 is fixed on the downside of motor mounting plate 504.Knotting cam 505 is shaped with the cam surface of circumferential.The power output shaft of knotting motor 507 passes the axle center of knotting cam 505.
Knotting mechanism comprise one in the fixing finger 508 of hook-type and a knotting in hook-type refer to 509.Fixing finger 508 is connected with the power output shaft of knotting motor 507.Knotting refers to that 509 rotations are arranged on fixing finger 508, rotates with fixing finger 508, and can open relative to fixing finger 508 or close.Knotting refers to that 509 are connected with drive rod 506 for driving its folding, and this drive rod 506 matches with the cam surface of tiing a knot on cam 505.Fixing finger 508 refer to 509 with knotting together with when rotating, drive rod 506 rotates along cam surface, and according to the track of cam surface, and 509 to open relative to fixing finger 508 or closed to drive knotting to refer to.
One is respectively arranged with for clamping the thread clamping mechanism treating knotting bottom line and remaining line 8 in the both sides of telescopic stand 501.As shown in Figure 10, be arranged on the right side of telescopic stand 501 is the movable elasticity tension disk 522 clamping two-wire of waiting to tie a knot to thread clamping mechanism in the present embodiment, is arranged on to treat the fixing tension disk 510 of knotting two-wire for fixed clamp on the left of telescopic stand 501.
Elasticity tension disk 522 comprises one piece of clamp fixed head 516 and one piece of clamp elastic plate 517, clamp elastic plate 517 is arranged on clamp fixed head 516, and be provided with elastic adjusting plate 518, the resilient clamping force of clamp elastic plate 517 can be adjusted by elastic adjusting plate 518.
When tiing a knot, the two-wire of clamping is the resilient clamp by clamp elastic plate 517, and therefore two-wire can movable telescopic automatically can regulate self tension force.Elasticity tension disk 522 is also provided with the limited block 519 of location two-wire, prevents two-wire stuck.
The first dynamic folder 521 that fixing tension disk 510 comprises first clamp 520 be fixedly installed and driven by solidus cylinder 511 by one.Be provided with banking stop 515 in jaws between the first clamp 520 and the first dynamic folder 521, play the effect of location two-wire.
On first peg or spindle 102 newly around bottom line and thread cutting mechanism clamping more than after line 8 closes up, clamped by elasticity tension disk 522 and fixing tension disk 510.Two-wire between elasticity tension disk 522 and fixing tension disk 510 is just in time positioned to tie a knot and refers to the top of 509 and fixing finger 508.
Fixing finger 508 has hook portion, and knotting refers to that 509 are rotationally connected by bearing pin and fixing finger 508, and knotting refers to that 509 can open relative to fixing finger 508 around bearing pin or close.
Time initial, knotting refers to that 509 relatively fix finger 508 and are in closure state, and telescopic stand 501 travels forward and makes fixing tension disk 510 and elasticity tension disk 522 clamp two-wire to be tied a knot.
Under the driving of knotting motor 507, the fixing finger 508 be positioned at below two-wire refer to 509 with knotting together with rotate, make two-wire along knotting refer to 509 and the outer rim of fixing finger 508 wind with one circuit.
When motor 507 of tiing a knot drives fixing finger 508 to revolve turnback left and right, two-wire has referred to the outer rim lopping in a week of 509 and fixing finger 508 around knotting.Fixing finger 508 and knotting refer to that 509 are rotated further, drive rod 506 knotting cam 505 act under knotting is referred to 509 open relative to fixing finger 508, in rotation process, two-wire section stretching between fixing finger 508 and elasticity tension disk 522 is clipped in knotting and refers between 509 and fixing finger 508.Fixing finger 508 and knotting refer to that 509 are rotated further until get back to initial position, in the process drive rod 506 under knotting cam 505 acts on, knotting is referred to 509 close mutually with fixing finger 508, this two-wire section between fixing finger 508 and elasticity tension disk 522 is enclosed in fixing finger 508 and knotting refers between 509.
Knotting mechanism also comprises the wire grip that pulls two-wire.This wire grip hooks this section of two-wire between fixing finger 508 and fixing tension disk 510, and pull two-wire, this making to refer to 509 outer rims around fixing finger 508 and knotting enclose two-wire along fixing finger 508 with tie a knot and refer to that the bill of 509 skids off, and the two-wire now closed up becomes to tie connection automatically.
Wire grip in the present embodiment, as shown in Figure 7, comprise the drag hook 512 for pulling two-wire, drag hook 512 is connected with the pull bar 514 of drag hook cylinder 513.Drag hook 512 is driven to pull this section of two-wire between fixing finger 508 and fixing tension disk 510 by drag hook cylinder 513.
In specific implementation process, also can by new around bottom line with on the first bobbin case 101 more than line 8 be connected by twisting thread.
On first peg or spindle 102 newly around bottom line be connected with remaining line 8 after, by getting peg or spindle mechanism, the first peg or spindle 102 is loaded in the first bobbin case 101.Getting peg or spindle mechanism drives pedestal 401 near the first bobbin case 101, then the first telescopic cylinder 406 drive installation plate 411 is near the first bobbin case 101, in the motion process of installing plate 411, open peg or spindle claw 405, and by Pneumatic suction cup 404, first peg or spindle 102 is headed in the first bobbin case 101.
While the first peg or spindle 102 loads the first bobbin case 101, line 8 more than being pulled outside the first bobbin case 101 by auxiliary stay mechanism 6.As shown in figure 12, the remaining line 8 outside the first bobbin case 101 is fixed by the clamp arm 301 of thread drawing mechanism, and auxiliary stay mechanism 6 pulls securing remaining line 8, and the knotting position between new bottom line and remaining line 8 can be made through the cable-through hole of the first bobbin case 101.
Auxiliary stay mechanism 6 comprises the cutting knife 604 dialling line bar 602 and second assistant cylinder 603 driving that first assistant cylinder 601 drives.Dial line bar 602 under the first assistant cylinder 601 drives, pull the remaining line segment between clamp arm 301 and the first bobbin case 101, make the knotting position on remaining line 8 pull out outside the first bobbin case 101, the second assistant cylinder 603 drives cutting knife 604 to move to group line bar 602 place and is cut by remaining line segment.
Finally, the second jig arm 203 reverse operation, is placed on rotating disk 201 for subsequent use by the first bobbin case 101.After the second bobbin case 103 in Sewing machines is finished bottom line, automatic cycle changes end shuttle again.
Most preferred embodiment of the present invention is illustrated, and the various change made by those of ordinary skill in the art or remodeling all can not depart from the scope of the present invention.
Claims (8)
1. the knotting mechanism of automatic shuttle changer, is characterized in that: comprise knotting motor (507), the fixing finger (508) in hook-type and the knotting in hook-type and refer to (509); With fixing, the power output shaft of described knotting motor (507) refers to that (508) are connected; Described knotting refers to fixing, (509) refer to that (508) are rotatably assorted by bearing pin, and can open relative to fixing finger (508) or close; Be fixed with for driving knotting to refer to the knotting cam (505) that (509) are opened or closed, the power output shaft of described knotting motor (507) passes the axle center of cam (505) of tiing a knot; Described knotting refers to that (509) are connected with drive rod (506), and described drive rod (506) matches with the cam surface of knotting cam (505).
2. knotting mechanism according to claim 1, is characterized in that: be provided with for the drag hook (512) of bracing wire and the drag hook cylinder (513) for driving drag hook (512) to move.
3. knotting mechanism according to claim 2, it is characterized in that: be provided with the telescopic stand (501) that can seesaw, described knotting motor (507) is fixedly mounted on the motor mounting plate (504) of telescopic stand (501).
4. knotting mechanism according to claim 3, it is characterized in that: the side of described telescopic stand (501) is provided with activity and clamps the elasticity tension disk (522) treating knotting two-wire, and opposite side is provided with the fixing tension disk (510) that fixed clamp treats knotting two-wire.
5. knotting mechanism according to claim 4, is characterized in that: described elasticity tension disk (522) comprises one piece of clamp fixed head (516) and one piece of clamp elastic plate (517); Described clamp elastic plate (517) is arranged on clamp fixed head (516), and is provided with elastic adjusting plate (518).
6. knotting mechanism according to claim 4, is characterized in that: the first dynamic folder (521) that described fixing tension disk (510) comprises first clamp (520) be fixedly installed and driven by solidus cylinder (511) by.
7. knotting mechanism according to claim 4, it is characterized in that: described fixing finger (508) and knotting refer to that (509) are positioned at below two-wire to be tied a knot, described knotting motor (507) drives and fixingly refers to that (508) and knotting refer to that (509) rotate together, makes two-wire refer to (509) around knotting and fixes the outer rim one week of finger (508); Then knotting refers to that (509) open relative to fixing finger (508), will fix two-wire section between finger (508) and elasticity tension disk (522) and be clipped in knotting and refer to (509) and fix to refer between (508) also rotate get back to initial position in follow-up rotation process.
8. knotting mechanism according to claim 7, it is characterized in that: drive drag hook (512) to pull the fixing two-wire section referred between (508) and fixing tension disk (510) by drag hook cylinder (513), make to refer to fixing, (509) refer to that the two-wire landing of (508) outer rim becomes knot around knotting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310616759.8A CN103603148B (en) | 2013-11-29 | 2013-11-29 | Knotting mechanism of automatic shuttle changing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310616759.8A CN103603148B (en) | 2013-11-29 | 2013-11-29 | Knotting mechanism of automatic shuttle changing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103603148A CN103603148A (en) | 2014-02-26 |
| CN103603148B true CN103603148B (en) | 2015-03-18 |
Family
ID=50121403
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310616759.8A Active CN103603148B (en) | 2013-11-29 | 2013-11-29 | Knotting mechanism of automatic shuttle changing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103603148B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6148699B2 (en) * | 2015-07-27 | 2017-06-14 | 木下精密工業株式会社 | Automatic bobbin changer |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5143004A (en) * | 1987-11-25 | 1992-09-01 | Mardix Bar Cochva | Sewing apparatus including automatic bobbin reloading |
| JPH07108357B2 (en) * | 1991-09-13 | 1995-11-22 | ジューキ株式会社 | Bobbin thread feeder for sewing machine |
| JPH0775695A (en) * | 1993-09-07 | 1995-03-20 | F Y Tekunika Kk | Method and device for automatically supplying bobbin thread of sewing machine |
| JPH09117580A (en) * | 1995-10-24 | 1997-05-06 | Juki Corp | Bobbin and bobbin case separating device |
| JP3697323B2 (en) * | 1996-07-26 | 2005-09-21 | Ｊｕｋｉ株式会社 | Multi-needle sewing machine |
| CN2379487Y (en) * | 1999-06-22 | 2000-05-24 | 杭州福华丝绸厂 | Frame head of tying-in machine capable of making double-twisting knot |
| DE102004018935B4 (en) * | 2004-04-16 | 2008-01-03 | Philipp Moll | Device on sewing or embroidery machines for changing the bobbin for the looper thread |
| JP4467586B2 (en) * | 2007-01-22 | 2010-05-26 | Ｊｕｋｉ株式会社 | Lower thread winding device |
| CN201919634U (en) * | 2010-12-24 | 2011-08-10 | 杨绪剑 | Automatic knot tying machine |
| CN203602879U (en) * | 2013-11-29 | 2014-05-21 | 宁波舒普机电科技有限公司 | Knotting mechanism of automatic shuttle changing device |
-
2013
- 2013-11-29 CN CN201310616759.8A patent/CN103603148B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN103603148A (en) | 2014-02-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103643412B (en) | Automatic bottom shuttle replacing device | |
| CN103643413B (en) | Sewing machine bottom shuttle replacing method | |
| CN103643410B (en) | Method for automatically winding bottom line of bobbin | |
| CN103643416B (en) | Shuttle peg replacing method | |
| CN203683887U (en) | Bobbin case taking mechanism of automatic shuttle changing device | |
| CN103643411B (en) | Bobbin taking mechanism of automatic shuttle replacing device | |
| CN208344606U (en) | A kind of winding binding apparatus for battery modules | |
| CN108221202A (en) | A kind of shuttle peg winding threading mechanism and method, sewing machine | |
| CN109678003A (en) | A kind of wire winding automatic knotting device and its knotting method | |
| CN202764265U (en) | Carry rope installation device of portable paper bag | |
| CN109338589A (en) | A kind of hank tie knotting device applied to reeling frame | |
| CN103568368A (en) | Mechanism and method for installing single hand-carry rope | |
| CN103662155B (en) | Common apparatus tied up automatically by wire rod | |
| CN103603148B (en) | Knotting mechanism of automatic shuttle changing device | |
| CN203602879U (en) | Knotting mechanism of automatic shuttle changing device | |
| CN203602880U (en) | Shuttle peg taking mechanism of automatic shuttle replacement device | |
| CN103643415B (en) | Bottom shuttle replacing method | |
| CN203683888U (en) | Thread drawing mechanism for automatic shuttle changing device | |
| CN203683889U (en) | Automatic bottom shuttle changing device | |
| CN207699921U (en) | A kind of clothing cloth cutting machine | |
| CN103643414B (en) | Method for replacing bobbin of bobbin case | |
| CN209178604U (en) | A kind of hank tie knotting device applied to reeling frame | |
| CN209242391U (en) | Body of rod winding mechanism | |
| CN106868661A (en) | A kind of tricot machine broken string twining device | |
| CN208284297U (en) | A kind of automatic wire twisting equipment of enameled wire |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160108 Address after: 315100 Zhejiang city of Ningbo province Yinzhou District Jingu Road No. 219 Patentee after: NINGBO SUPREME ELECTRONIC MACHINERY CO., LTD. Address before: 315100 No. 528 Jin Yuan Road, Yinzhou investment center, Ningbo, Zhejiang, Yinzhou District Patentee before: Ningbo Supreme Electronic Technology Co., Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 315100 Zhejiang city of Ningbo province Yinzhou District Jingu Road No. 219 Patentee after: Shupu Intelligent Technology Co.,Ltd. Address before: 315100 Zhejiang city of Ningbo province Yinzhou District Jingu Road No. 219 Patentee before: NINGBO SUPREME ELECTRONIC MACHINERY Inc. |