CN203683889U - Automatic bottom shuttle changing device - Google Patents
Automatic bottom shuttle changing device Download PDFInfo
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- CN203683889U CN203683889U CN201320764810.5U CN201320764810U CN203683889U CN 203683889 U CN203683889 U CN 203683889U CN 201320764810 U CN201320764810 U CN 201320764810U CN 203683889 U CN203683889 U CN 203683889U
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- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 26
- 238000009434 installation Methods 0.000 claims description 6
- 238000004804 winding Methods 0.000 abstract description 2
- 238000009958 sewing Methods 0.000 description 19
- 238000000034 method Methods 0.000 description 10
- 238000010586 diagram Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 3
- 230000033001 locomotion Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000000284 extract Substances 0.000 description 2
- 230000017105 transposition Effects 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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- 230000001105 regulatory effect Effects 0.000 description 1
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Abstract
The utility model discloses an automatic bottom shuttle changing device. The automatic bottom shuttle changing device comprises a bobbin case taking mechanism used for gripping a bobbin case and a bobbin taking mechanism used for taking a bobbin from the bobbin case and winding new base thread on the bobbin; when the bobbin is removed from the bobbin case by the bobbin taking mechanism, the connection thread between the bobbin case and the bobbin is cut off by a thread cutting mechanism, and the remaining thread on the bobbin case is maintained; after the new base thread is wound on the bobbin, the new base thread is connected with the remaining thread on the bobbin case through a connecting mechanism, and then the bobbin is loaded in the bobbin case for spare use through the bobbin taking mechanism.
Description
Technical field
The utility model relates to Sewing machines, specifically for changing the shuttle device that automatically refoots of shuttle at the bottom of Sewing machines.
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 that is wound with bottom line is arranged in bobbin case, coordinates eedle to carry out sewing work.Because industrial sewing machine is not worked conventionally off and on, and coiling amount on peg or spindle is very little, and the bottom line on peg or spindle will be finished at set intervals, just needs to arrange special messenger to keep an eye on and change the peg or spindle that winds bottom line.
Patent name: be used for changing the device for the peg or spindle of looper thread on sewing or embroidery machine, the patent No.: 200580011462.2 disclose a kind of shuttle changing device, by the bobbin case lid on bobbin case promptly, takes out the bobbin case in shuttle storehouse.Multiple bobbin cases for subsequent use are arranged in order, and the peg or spindle around full bottom line is installed in each bobbin case.Shuttle changing device captures bobbin case for subsequent use, and sends in the shuttle storehouse of Sewing machines.
The disclosed shuttle changing device of above-mentioned patent, can only carry out the replacing of bobbin case for subsequent use.Generally can prepare 6 to 8 bobbin cases with peg or spindle for subsequent use, the bobbin case in Sewing machines is replaced bobbin case for subsequent use by shuttle changing device after being finished bottom line.But Sewing machines is under Non-intermittent work, and 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, prevent that bobbin case for subsequent use is finished rear shutdown and affects job schedule.After the bottom line of bobbin case for subsequent use is finished, need the artificial peg or spindle taking out in each bobbin case, on peg or spindle, after complete bottom line, pack peg or spindle into bobbin case again, and by the cable-through hole passing on bobbin case that is manual the end of a thread of bottom line on peg or spindle, 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 pack peg or spindle into bobbin case whole operating process 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 the end of a thread is passed to the line hole on bobbin case, can only be by realizing manually this operating procedure, the efficiency that causes changing peg or spindle is very low.
Summary of the invention
The utility model is changed the present situation of end shuttle complex operation for existing industrial sewing machine, and the one shuttle device that automatically refoots is provided, and realizes automatic exchange and the installation of end shuttle.
The utility model solves the problems of the technologies described above adopted technical scheme: shuttle device automatically refoots, comprise and get bobbin case mechanism for what capture bobbin case, also comprise and from bobbin case, take out peg or spindle and get peg or spindle mechanism around new bottom line on peg or spindle, getting peg or spindle mechanism when bobbin case takes off peg or spindle, cut off the line between bobbin case and peg or spindle by tangent mechanism, and retain the remaining line on bobbin case; On peg or spindle, after complete new bottom line, by bindiny mechanism, new bottom line is connected with the remaining line on bobbin case, then by getting peg or spindle mechanism, peg or spindle is packed in bobbin case for subsequent use.
For optimizing technique scheme, the utility model also comprises following improved technical scheme.
The above-mentioned peg or spindle mechanism of getting comprises the pedestal sliding before and after energy, on pedestal, rotates and is provided with the roll that can penetrate peg or spindle axis hole, and the coiling electric motor being fixed on pedestal is connected with roll.
A side at above-mentioned peg or spindle is provided with guy hook, and guy hook is connected with guy hook cylinder; Before coiling guy hook air cylinder driven guy hook by treat around new bottom line be pulled to the coiling face of peg or spindle.
The above-mentioned peg or spindle mechanism of getting is provided with the installing plate that can slide along roll, is fixed with the first telescopic cylinder sliding for drive installation plate on pedestal; Installing plate is connected with the Pneumatic suction cup for adsorbing peg or spindle.
On above-mentioned pedestal, be fixed with at least three finger mountings, in each finger mountings, rotated and be provided with a peg or spindle claw by bearing pin, each peg or spindle claw is connected with installing plate respectively.
Automatically the shuttle device that refoots is provided with the thread drawing mechanism for elongating also fixing the end of a thread of remaining line on bobbin case; One end of remaining line is fixed by thread drawing mechanism, and the other end is fixed in the time that tangent mechanism cuts off.
Automatically the shuttle device that refoots is provided with the air intake duct for extracting peg or spindle scrap wire.
Above-mentioned bindiny mechanism comprises that knotting motor, the fixing finger and the knotting that are hook-type refer to; The power output shaft of knotting motor was connected with fixing finger; Tie a knot and refer to be connected with fixing finger by bearing pin, and can refer to open or closure with respect to fixing.
Above-mentioned bindiny mechanism is fixedly installed knotting cam, for driving knotting to refer to that the drive rod of folding matches with the cam surface of knotting cam.
Above-mentioned bindiny mechanism is provided with the drag hook cylinder being connected for the drag hook of bracing wire and with drag hook.
In the prior art, change the technical barrier that peg or spindle in bobbin case needs manually bottom line the end of a thread is pierced into bobbin case linear slit and through bobbin case cable-through hole, therefore has complex operation, loses time, cannot automation realizes shuttle changing core.Compared with prior art, the shuttle device that automatically refoots of the present utility model, has solved peg or spindle and has packed the threading problem after bobbin case into.By getting bobbin case mechanism, get the cooperative cooperating of peg or spindle mechanism, tangent mechanism, can automation realize and from Sewing machines, take out bobbin case, from bobbin case, take out peg or spindle and change new bottom line, pack peg or spindle into bobbin case and by new bottom line and the operation such as remaining line is connected, save special messenger and kept an eye on shuttle changing operation, reduce human cost, improved the efficiency of the shuttle that refoots.
Accompanying drawing explanation
Fig. 1 is the schematic diagram that the utility model is got 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 coiling view of Tu6Shi Qu peg or spindle mechanism.
The first view of Tu7Shi bindiny mechanism.
The second view of Tu8Shi bindiny mechanism.
The third state schematic diagram of Tu9Shi bindiny mechanism.
Figure 10 is the decomposing schematic representation of bindiny 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 tangent mechanism.
The specific embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in further detail.
Fig. 1 is to Figure 13 shows that structural representation of the present utility model.
Reference numeral is wherein: the first bobbin case 101, the first peg or spindle 102, the second bobbin case 103, rotating disk 201, the first jig arm 202, the 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, the first spring 213, fixed axis 214, shuttle changing motor 215, clamp arm 301, bracing wire cylinder 302, clamp 303, moving folder 304, clamp cylinder 305, the second spring 306, pedestal 401, roll 402, coiling electric motor 403, Pneumatic suction cup 404, peg or spindle claw 405, the first telescopic cylinder 406, air intake duct 407, guy hook 409, get peg or spindle cylinder 410, telescopic stand 501, horizontal guide rail 502, the 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, the first clamp 520, the first moving folder 521, elasticity tension disk 522, auxiliary stay mechanism 6, the first assistant cylinder 601, dial line bar 602, the second assistant cylinder 603, cutting knife 604, elasticity thread tension disc 701, cutting edge 702, the second guy hook 703, the second bracing wire cylinder 704, remaining line 8.
Automatically the shuttle device that refoots of the present utility model, comprises following job step: from the shuttle platform of sewing machine base, take out the first bobbin case 101, and the second bobbin case 103 for subsequent use is installed on shuttle platform; From the first bobbin case 101 of changing, take out the first peg or spindle 102, and cut off the bottom line being connected between the first peg or spindle 102 and the first bobbin case 101, retain the remaining line 8 on the first bobbin case 101; Remove the bottom line left on the first peg or spindle 102 and around completely new bottom line, by newly around bottom line be connected with the remaining line 8 on the first bobbin case 101; The first peg or spindle 102 is packed in the first bobbin case 101 for subsequent use.
Tradition shuttle changing process is manually peg or spindle to be taken out completely from bobbin case, take out scrap wire on peg or spindle then on peg or spindle around new bottom line, then will newly on bobbin case, put on and that peg or spindle is put into bobbin case is for subsequent use around the end of a thread of bottom line.This method is different from traditional shuttle changing method, when peg or spindle takes out from bobbin case, retains the one section of line wearing on bobbin case; Wind new bottom line on peg or spindle after, bottom line is connected with the remaining line on bobbin case, so just having saved will the operation through bobbin case line hole by new bottom line, has solved the difficult problem that traditional shuttle changing method cannot automation be implemented.Automatically the shuttle device full-automation that refoots of the present utility model realize shuttle changing shell, shuttle changing core and the line that refoots, improved the operating efficiency of the line that refoots, saved manpower and kept an eye on and operate, reduced production cost.
Illustrate by preferred embodiment how the shuttle method that refoots of the present utility model is implemented in automation below.
As shown in Figure 1 get bobbin case mechanism, Gai Qu bobbin case mechanism is for automatically taking out bobbin case from Sewing machines, and bobbin case for subsequent use can be packed in Sewing machines.
Get bobbin case mechanism and comprise the 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 second jig arm 203 of bobbin case.
In Fig. 1 and Fig. 2, the first jig arm 202 is taken out the first bobbin case 101 from Sewing machine shuttle platform, and the first bobbin case 101 is placed on rotating disk 201.The second bobbin case 103 for subsequent use is installed on rotating disk 201, rotating disk 201 rotates the second bobbin case 103 and the first bobbin case 101 transpositions of just putting for subsequent use, make the second bobbin case 103 deliver to the first jig arm 202 places, pack the second bobbin case 103 for subsequent use into Sewing machines work by the first jig arm 202 subsequently.
Rotating disk 201 is connected with shuttle changing motor 215, can drive rotating disk 201 to rotate 180 degree by shuttle changing motor 215, makes the first bobbin case 101 and the second bobbin case 103 transpositions on rotating disk 201.
The first bobbin case 101 moves to the second jig arm 203 places after rotating disk 201 rotates.The second jig arm 203 is for capturing first peg or spindles 102 to be removed such as the first bobbin case 101 on rotating disk 201, and changed bottom line at this first peg or spindle 102 and pack into after the first bobbin case 101, and the first bobbin case 101 is placed on rotating disk 201 for subsequent use.
The first jig arm 202 is identical with the structure of the second jig arm 203, comprises that respectively one for clamping the swing arm 204 of bobbin case.
As shown in Figure 3, be provided with strap 210 in one end of swing arm 204, and for clamping the claw 211 of bobbin case.In swing arm 204, be fixed with for driving the claw that claw 211 rotates to drive cylinder 212, claw drives cylinder 212 to drive claw 211 motions to clamp bobbin case.Claw 211 is connected with the first spring 213, and need to unclamp bobbin case time, 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 of getting in bobbin case mechanism.Swing arm 204 can be rotated with rotating seat 206, also can slide axially with respect to rotating seat 206 along the axis of guide 205.
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 controls swing arm 204 and rotate around its pivot.
The first jig arm 202 and the second jig arm 203 are also respectively equipped with a swing arm telescopic cylinder 208 that drives 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 can freely be rotated with respect to connecting plate 209, and connecting plate 209 can drive the axially-movable of swing arm 204 along the axis of guide 205.
The first jig arm 202 and the second jig arm 203 are located at respectively the both sides of rotating disk 201.When 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, clamp the first bobbin case 101 in shuttle platform by claw 211, the first jig arm 202 turns to rotating disk 201 places subsequently, and retracts the first bobbin case 101 is placed on the fixed axis 214 of rotating disk 201 along the axis of guide 205.
Then rotating disk 201 rotates, and the second bobbin case 103 for subsequent use is changed over the first bobbin case 101 taking off.The first jig arm 202 reverse operations are placed into the second bobbin case 103 in the shuttle platform of Sewing machines.The second jig arm 203 clamps the first bobbin case 101 on rotating disk 201, waits for the follow-up peg or spindle work of getting.
Take out the first peg or spindle 102 from the first bobbin case 101 time, need to retain the remaining line 8 on the first bobbin case 101.In the time taking out the first peg or spindle 102, in order to prevent that the end of a thread on the first bobbin case 101 from moving with the first peg or spindle 102 and slippage from the line hole of bobbin case, before the first bobbin case 101 separates 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 the first bobbin case 101 from rotating disk 201, then by the remaining line 8 on thread drawing mechanism automatic lengthening first bobbin case 101 of the present embodiment and the end of a thread is fixed.
Thread drawing mechanism has clamp arm 301 and the bracing wire cylinder 302 of clamping the end of a thread.The second jig arm 203 clamps after the first bobbin case 101, and clamp arm 301 is clamped 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.
As shown in Figure 4, fix after the remaining line 8 on the first bobbin case 101 at thread drawing mechanism, 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 peg or spindle mechanism and comprise the pedestal 401 sliding before and after energy, on described pedestal 401, rotate and be provided with the roll 402 that can penetrate peg or spindle axis hole, the coiling electric motor 403 being arranged on pedestal 401 is connected with described roll 402.
On roll 402, be arranged with slidable installing plate 411, on pedestal 401, be fixed with the first telescopic cylinder 406 that drive installation plate 411 slides.On pedestal 401, be fixed with at least three finger mountings, in each finger mountings, rotated and be provided with a peg or spindle claw 405 by bearing pin, each peg or spindle claw 405 is connected with installing plate 411 respectively.
Peg or spindle claw 405 is distributed in roll 402 surroundings, for blocking peg or spindle sidewall or unclamping.Do when moving with respect to pedestal 401 along roll 402 when installing plate 411, 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, in open mode.In the time that installing plate 411 is done approaching moving along roll 402 with respect to pedestal 401, drive peg or spindle claw 405 to rotate around bearing pin, the locking end of peg or spindle claw 405 is closed up towards roll 402, block peg or spindle sidewall.
On roll 402, be arranged with slidable Pneumatic suction cup 404, this Pneumatic suction cup 404 is connected with installing plate 411, moves along roll 402 with installing plate 411.
While capturing the first peg or spindle 102, pedestal 401 is being got close the first peg or spindle 102 under 410 drivings of peg or spindle cylinder, 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.The first telescopic cylinder 406 drive installation plates 411 move 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 that the first peg or spindle 102 from sliding on roll 402.
After peg or spindle claw 405 blocks the first peg or spindle 102, pedestal 401 get peg or spindle cylinder 410 drive under away from the first bobbin case 101, the first peg or spindle 102 that makes to be fixed on roll 402 departs from the first bobbin case 101 completely.
The first peg or spindle 102 departs from after the first bobbin case 101 completely, by the second guy hook 703, the line between the first peg or spindle 102 and the first bobbin case 101 is elongated to tangent mechanism place.
As shown in figure 13, tangent mechanism comprises for the elasticity thread tension disc 701 of clamp with for cutting off the cutting edge 702 of line.The second bracing wire cylinder 704 drives the second guy hook 703 that line is pulled to tangent mechanism place, line between the 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 are fixed by thread drawing mechanism, and the other end is fixed by tangent mechanism, wait for being follow-uply connected with the bottom line newly changing.
Be provided with the air intake duct 407 that extracts peg or spindle scrap wire at the downside of the first peg or spindle 102, extract the scrap wire of leaving on the first peg or spindle 102 by air intake duct 407.
Capturing before the 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 is moved new bottom line to shuttle peg winding face.After scrap wire exhaustion, then drive roll 402 and the first peg or spindle 102 to rotate by coiling electric motor 403, around upper new bottom line.By controlling the rotation number of turns of coiling electric motor 403, can control the coiling amount of the first peg or spindle 102.
As shown in Fig. 7 to 10, by bindiny mechanism by newly around bottom line tie a knot and be connected with the remaining line 8 on the first bobbin case 101.
This bindiny 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.Can control telescopic stand 501 by the second telescopic cylinder 503 seesaws.
Bindiny mechanism comprises that fixing finger 508 and a knotting that is hook-type that is hook-type refers 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 on 508, refers to that with fixing 508 rotate, and can refer to that 508 open or closure with respect to fixing.Knotting refers to that 509 are connected with the drive rod 506 for driving its folding, and this drive rod 506 matches with the cam surface on knotting cam 505.Fixing refer to that 508 when rotate together with referring to 509 with knotting, drive rod 506 rotates along cam surface, and according to the track of cam surface, drives knotting to refer to that 509 refer to that with respect to fixing 508 open or closed.
Be respectively arranged with one in the both sides of telescopic stand 501 for clamping the thread clamping mechanism of bottom line to be tied a knot and remaining line 8.As shown in figure 10, what be arranged on telescopic stand 501 right sides is the movable elasticity tension disk 522 that clamps two-wire to be tied a knot to thread clamping mechanism in the present embodiment, is arranged on the fixing tension disk 510 for fixed clamp two-wire to be tied a knot in telescopic stand 501 left sides.
In when knotting, the two-wire of clamping is by the resilient clamp of clamp elastic plate 517, and therefore two-wire can movable telescopic and can automatically be regulated self tension force.The limited block 519 that is also provided with location two-wire on elasticity tension disk 522, prevents that two-wire is stuck.
Fixing tension disk 510 comprises first clamp 520 being fixedly installed and by a first moving folder 521 being driven by solidus cylinder 511.In jaws between the first clamp 520 and the first moving folder 521, be provided with banking stop 515, play the effect of location two-wire.
On the first peg or spindle 102 newly around bottom line and after the remaining line 8 of thread cutting mechanism clamping 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 be just in time positioned at knotting refer to 509 with fixing 508 the top that refers to.
Fixing finger 508 has hook portion, and knotting refers to 509 by bearing pin and fix refer to that 508 are rotationally connected, and ties a knot and refers to that 509 can open or closure with respect to fixing finger 508 around bearing pin.
When initial, knotting refers to that 509 relatively fixing fingers 508 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, be positioned at fixing finger 508 under two-wire and rotate together with referring to 509 with knotting, make two-wire refer to 509 and fixingly refer to that 508 outer rim is wound around along knotting.
When knotting is when motor 507 Rotate 180 degree left and right, two-wire refers to 509 and fixingly refer to 508 outer rim lopping in a week around knotting.Fixing finger 508 and knotting refer to that 509 are rotated further, drive rod 506 makes knotting refer to that 509 refer to that with respect to fixing 508 open under the effect of knotting cam 505, in rotation process by fixing refer to 508 with elasticity tension disk 522 between stretching two-wire being clipped in knotting refer to 509 with fix between finger 508.Fixing finger 508 and knotting refer to that 509 are rotated further until get back to initial position, now drive rod 506 makes knotting refer to that 509 refer to that with fixing 508 is closed mutually under the effect of knotting cam 505, by fixing refer to 508 with elasticity tension disk 522 between this section of two-wire be enclosed in and fix finger 508 and knotting refers between 509.
Bindiny mechanism also comprises a 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, make around fixing finger 508 and tie a knot to refer to that this circle two-wire of 509 outer rims refers to that with knotting 509 bill skids off along fixing finger 508, the two-wire now closing up becomes knot connection automatically.
Wire grip in the present embodiment, as shown in Figure 7, comprises the drag hook 512 for pulling two-wire, and drag hook 512 is connected with the pull bar 514 of drag hook cylinder 513.Drive drag hook 512 to pull this section of two-wire between fixing finger 508 and fixing tension disk 510 by drag hook cylinder 513.
On the 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 packed 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 plates 411 are 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, the first peg or spindle 102 is headed in the first bobbin case 101.
When the first peg or spindle 102 packs the first bobbin case 101 into, pull the remaining line 8 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 fixing by the clamp arm 301 of thread drawing mechanism, and auxiliary stay mechanism 6 pulls securing remaining line 8, can make knotting position between new bottom line and remaining line 8 pass the cable-through hole of the first bobbin case 101.
Finally, the second jig arm 203 reverse operations, are placed on rotating disk 201 for subsequent use by the first bobbin case 101.Be finished after bottom line until the second bobbin case 103 in Sewing machines, automatic cycle is changed end shuttle again.
Most preferred embodiment of the present utility model is illustrated, and the various variations of being made by those of ordinary skills or remodeling can not depart from scope of the present utility model.
Claims (7)
1. shuttle device automatically refoots, comprise and get bobbin case mechanism for what capture bobbin case, it is characterized in that: also comprise and from bobbin case, take out peg or spindle and get peg or spindle mechanism around new bottom line on peg or spindle, the described peg or spindle mechanism of getting comprises the pedestal (401) sliding before and after energy, be provided with the roll (402) that can penetrate peg or spindle axis hole upper rotation of pedestal (401), the coiling electric motor (403) being fixed on pedestal (401) is connected with described roll (402); Getting peg or spindle mechanism when bobbin case takes off peg or spindle, cut off the line between bobbin case and peg or spindle by tangent mechanism, and retain the remaining line (8) on bobbin case; Be provided with guy hook (409) in a side of described peg or spindle, described guy hook (409) is connected with guy hook cylinder; Before coiling guy hook air cylinder driven guy hook (409) by treat around new bottom line be pulled to the coiling face of peg or spindle; On peg or spindle, after complete new bottom line, by bindiny mechanism, new bottom line is connected with the remaining line (8) on bobbin case, then by getting peg or spindle mechanism, peg or spindle is packed in bobbin case for subsequent use; Described bindiny mechanism comprises that knotting motor (507), the fixing finger (508) and the knotting that are hook-type refer to (509); The power output shaft of described knotting motor (507) refers to that with fixing (508) are connected; Described knotting refers to that (509) refer to that with fixing (508) are connected by bearing pin, and can open or closure with respect to fixing finger (508).
2. the shuttle device that automatically refoots according to claim 1, is characterized in that: be provided with the thread drawing mechanism for elongating also fixing the end of a thread of remaining line (8) on bobbin case; One end of described remaining line (8) is fixed by thread drawing mechanism, and the other end is fixed in the time that described tangent mechanism cuts off.
3. the shuttle device that automatically refoots according to claim 2, it is characterized in that: the described peg or spindle mechanism of getting is provided with the installing plate (411) that can slide along roll (402), is fixed with the first telescopic cylinder (406) sliding for drive installation plate (411) on pedestal (401); Described installing plate (411) is connected with the Pneumatic suction cup (404) for adsorbing peg or spindle.
4. the shuttle device that automatically refoots according to claim 3, it is characterized in that: on described pedestal (401), be fixed with at least three finger mountings, in each finger mountings, rotated and be provided with a peg or spindle claw (405) by bearing pin, each peg or spindle claw (405) is connected with described installing plate (411) respectively.
5. the shuttle device that automatically refoots according to claim 4, is characterized in that: be provided with the air intake duct (407) for extracting peg or spindle scrap wire.
6. the shuttle device that automatically refoots according to claim 5, it is characterized in that: described bindiny mechanism is fixedly installed knotting cam (505), for driving knotting to refer to that the drive rod (506) of (509) folding matches with the cam surface of knotting cam (505).
7. the shuttle device that automatically refoots according to claim 6, is characterized in that: the drag hook cylinder (513) that described bindiny mechanism is provided with the drag hook (512) for bracing wire and is connected with drag hook (512).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320764810.5U CN203683889U (en) | 2013-11-29 | 2013-11-29 | Automatic bottom shuttle changing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320764810.5U CN203683889U (en) | 2013-11-29 | 2013-11-29 | Automatic bottom shuttle changing device |
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| CN203683889U true CN203683889U (en) | 2014-07-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320764810.5U Expired - Lifetime CN203683889U (en) | 2013-11-29 | 2013-11-29 | Automatic bottom shuttle changing device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106436069A (en) * | 2016-07-21 | 2017-02-22 | 青县朱氏缝纫机件制造厂 | Automatic bottom thread winding machine |
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2013
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106436069A (en) * | 2016-07-21 | 2017-02-22 | 青县朱氏缝纫机件制造厂 | Automatic bottom thread winding machine |
| CN106436069B (en) * | 2016-07-21 | 2020-02-14 | 青县朱氏缝纫机件制造厂 | Full-automatic bobbin thread winding machine |
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Effective date of registration: 20160104 Address after: 315100 Zhejiang city of Ningbo province Yinzhou District Jingu Road No. 219 Patentee after: NINGBO SUPREME ELECTRONIC MACHINERY Inc. Address before: 315100 No. 528 Jin Yuan Road, Yinzhou investment center, Ningbo, Zhejiang, Yinzhou District Patentee before: NINGBO SUPREME ELECTRONIC MACHINERY Co.,Ltd. |
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| 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. |
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| CX01 | Expiry of patent term | ||
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Granted publication date: 20140702 |