CN103409955B - Computerized embroidery machine automatic baseline replacing apparatus - Google Patents
Computerized embroidery machine automatic baseline replacing apparatus Download PDFInfo
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- CN103409955B CN103409955B CN201310303545.5A CN201310303545A CN103409955B CN 103409955 B CN103409955 B CN 103409955B CN 201310303545 A CN201310303545 A CN 201310303545A CN 103409955 B CN103409955 B CN 103409955B
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Abstract
The invention relates to a computerized embroidery machine automatic baseline replacing apparatus. The apparatus comprises an embroidery machine snatch fork overturning mechanism, an automatic bobbin case replacement mechanism and a bobbin case bin mechanism for storing standby bobbin cases, the body of the cylinder 1 of the automatic bobbin case replacement mechanism is fixedly installed on a support plate, the support late and a lining block are fixedly installed on a transmission plate, and the support plate, the lining block and the transition plate are connected to form an L-shaped rigid body. The apparatus has the following advantages: an artificial bobbin case replacement process is replaced by a mechanical automatic bobbin case replacement principle, so a worker fills the baseline-wound bobbin cases into the bobbin case bin for storing the standby bobbin cases, a single-board computer controls the automatic baseline replacing apparatus to complete a series of motions when the baseline of the embroidery machine is exhausted to realize the automatic bobbin case replacement, and the bobbin cases in the bobbin case bin for storing the standby bobbin cases can be replaced when the embroidery machine is not in a shutdown state, thereby the down time of the embroidery machine is reduced; one-key automatic bobbin case replacement is realized, so the work intensity is reduced; and batch release is realized, so the time is saved, and the management is convenient.
Description
Technical field
The present invention relates to a kind of computerized emboridering machine, particularly relate to a kind of computerized emboridering machine automatic bobbin thread-replacing mechanism.
Background technology
Computerized emboridering machine is a kind of electromechanical integrated product grown up on Sewing machines basis, and wherein, rotating shuttle body is the vitals of embroidery machine, and it is made up of rotating shuttle, bobbin case and the peg or spindle around full bottom line.Its effect is the rotation utilizing rotating shuttle, and upper thread and bottom line are formed stitching at fabric face; Due to whole rotating shuttle finite volume, the external diameter of the common peg or spindle of general embroidery machine only has 21*8.5mm, can around the length of bottom line generally at about 60m.So; embroidery machine operationally; generally a peg or spindle around full bottom line can be finished at about 30 minutes; when bottom line is finished, embroidery machine needs first to shut down, then the line that manually refoots, in industrialized embroidery is produced; cause embroidery machine long for downtime; workman's working strength is large, inefficiency, the consequence yielded poorly.Particularly current embroidery machine manufactures head number and gets more and more, the problem that the working method manually refooting line is brought seems particularly outstanding, the effective time of computerized emboridering machine is shorter and shorter, the working strength of workman is increasing, become the important bottleneck that current embroidery producer enhances productivity, have a strong impact on the output of embroidery machine, drag down the benefit of whole embroidery product.Therefore, for above aspect, need to innovate prior art.
Summary of the invention
For above defect; the invention provides one and can improve embroidery machine production efficiency; utilize the time of instantaneous stop; realize automatically refooting a kind of computerized emboridering machine automatic bobbin thread-replacing mechanism of electromechanical integration of line; there to be the embroidery machine of 80 heads; originally manually change the about 15 minutes time of a bottom line; bring up to the about 20 seconds time from moving a bottom line; drastically increase the effective time of embroidery machine; reducing the working strength of workman, is realize the full-automatic indispensable a kind of important device of embroidery machine.
For achieving the above object, the present invention is by the following technical solutions:
A kind of computerized emboridering machine automatic bobbin thread-replacing mechanism, comprise the bobbin case storehouse mechanism of embroidery machine button line fork switching mechanism, automatic shuttle changing shell mechanism and the bobbin case that stores for future use, the cylindrical shell of the cylinder four in described embroidery machine button line fork switching mechanism is fixedly mounted on bearing, bearing is fixedly mounted on base plate, base plate is fixedly mounted on shuttle race seat, lacing thread electromagnet is fixedly mounted on lacing thread electromagnet seat, and the axle of cylinder four is connected with linkage form with hinge, extension bar and lacing thread electromagnet seat; Button line fork fixed installation online fork shaft the other end, by the driving of cylinder four, and hinge, extension bar composition linkage, make lacing thread electromagnet seat make arc swing around line fork shaft, realize button line fork spinning upside down;
The cylindrical shell of the cylinder one of described automatic shuttle changing shell mechanism is fixedly mounted on supporting plate, and supporting plate and pad are fixedly mounted on rebound, and supporting plate, pad, rebound are connected to become a L shape rigid body, and this rigid body is fixedly mounted on embroidery machine frame; Sliding bearing is fixedly mounted on supporting plate, it is a rigid body that the axle of cylinder one is connected with connecting plate, guide rod, the axle of cylinder one is parallel with guide rod, and cylinder one moves up and down and drives the automatic shuttle changing shell structure on connecting plate to make upper and lower rectilinear motion, realizes the lifting of automatic shuttle changing shell structure;
Slide block base is fixedly mounted on connecting plate, and two one slide rails are fixedly mounted on slide block base, and the cylindrical shell of cylinder two is fixedly mounted on slide block base, and the axle of cylinder two is parallel with slide rail; The axle of cylinder two forms one flexibly connect by being arranged on oscillating bearing in slide block and slide block, and oscillating bearing outer ring is fastened in slide block, and two linear bearings are arranged in slide block, and is sleeved on two one slide rails, and cover plate is fixedly mounted on the both sides, front and back of slide block;
Drag hook base is fixedly mounted on the top of slide block, the cylindrical shell of cylinder three is fixedly mounted on cylinder block, cylinder block is fixedly mounted on the rear end of drag hook base, and drag hook, lining are fixedly mounted on drag hook base by drag hook shaft screw, and drag hook does arc swing with drag hook shaft screw for turning round fulcrum; The first half of drag hook is circular arc, be used for hooking bobbin case, latter half is the slide construction having sliding tray, pull bar is connected with drag hook by drag hook straight pin, what drag hook straight pin can slide in drag hook sliding tray flexibly connects, and the axle of cylinder three is connected to become a rigid body by connecting plate and pull bar, and cylinder three drives pull bar moving linearly, by fulcrum drag hook shaft screw, drag hook is driven to do arc swing; Bobbin case seat is fixedly mounted on the front end of drag hook base, and bobbin case seat is U-shaped structure, and it is anterior for receiving the arc cavity of bobbin case, and drag hook, through U-shaped mouth, hooks bobbin case, bobbin case is fixed in this arc cavity;
The bobbin case storehouse mechanism of the described bobbin case that stores for future use is made up of reducing motor, spiral cam slot case, adjustment connector, connecting rod, bobbin case storehouse, linear guides, gear, tooth bar.
Described reducing motor drives spiral cam slot case inner spiral groove cam to rotate, and the circular motion of reducing motor is converted to the rectilinear motion of the certain distance of axle by spiral cam slot case; Bobbin case storehouse location-plate and gear, axle are connected to become rigid body, and plane bearing is sleeved on axle; Tooth bar is fixedly mounted on linear guides, and the coaster of linear guides is fixedly mounted on rebound; Guide-rail coupling member is fixedly mounted on linear guides, and connecting rod connector becomes to be rigidly connected with connecting rod, and connecting rod connector is connected with guide-rail coupling member, and connecting rod is connected on the output shaft of spiral cam slot case.
The beneficial effect of computerized emboridering machine automatic bobbin thread-replacing mechanism of the present invention is:
(1) computerized emboridering machine automatic bobbin thread-replacing mechanism of the present invention adopts the principle of machine automatization shuttle changing shell to replace the process of artificial shuttle changing shell, as long as the bobbin case winding bottom line is put into the bobbin case storehouse of the bobbin case that stores for future use by workman, when embroidery machine bottom line is finished, single board computer controls this automatic bobbin thread-replacing mechanism, whole device is made to complete a series of actions, realize automatic shuttle changing shell, under the non-stop-machine state of embroidery machine, the bobbin case in the bobbin case storehouse of the bobbin case that stores for future use can be changed, decrease the downtime of embroidery machine, the embroidery machine of this automatic bobbin thread-replacing mechanism is adopted almost to ignore in whole embroidering process downtime, substantially increase the effective time of embroidery machine,
(2) there are 6 bin levels in originally the store for future use bobbin case storehouse of bobbin case, can store 5 bobbin cases for subsequent use, can realize a key automatic shuttle changing shell, save the shuttle changing shell time, reduce the working strength of workman to greatest extent;
[0014the replacing that yet can realize bobbin case for subsequent use do not shut down by embroidery machine, simple to operate, and batch is thrown in, and saves time, convenient management, reduces workload.
Accompanying drawing explanation
With reference to the accompanying drawings the present invention is described in further detail below.
Fig. 1 is the structural representation that the bobbin case of automatic bobbin thread-replacing mechanism of the present invention changes bottom line automatically;
Fig. 2 is the schematic diagram of cylinder two coupling parts;
Fig. 2 A is the side schematic view of cylinder two coupling parts;
Fig. 2 B is the slide block base schematic diagram of cylinder two coupling parts;
Fig. 3 is the schematic diagram of cylinder three coupling parts;
Fig. 3 A is the side schematic view of cylinder three coupling parts;
Fig. 4 is blade structure schematic diagram;
Fig. 4 A is blade section texture edge schematic diagram;
Fig. 5 is store for future use the bobbin case storehouse of bobbin case and the connection diagram of spiral cam slot;
Fig. 5 A is that the store for future use bobbin case storehouse of bobbin case is arranged on side schematic view on rebound;
Fig. 6 is embroidery machine button line fork switching mechanism schematic diagram;
Fig. 6 A is embroidery machine button line fork switching mechanism side schematic view.
In figure:
1, rebound; 2, pad; 3, supporting plate; 4, cylinder one; 5, guide rod; 6, sliding bearing; 7, connecting plate; 8, slide block base; 9, slide rail; 10, cylinder two; 11, cylinder three; 12, slide block; 13, drag hook base; 14, connecting plate; 15, pull bar; 16, lining; 17, drag hook shaft screw; 18, drag hook; 19, bobbin case seat; 20, bobbin case storehouse; 21, bobbin case storehouse location-plate; 22, gear; 23, plane bearing; 24, stage clip; 25, axle; 26, adjustment screw; 27, flat shim; 28, linear guides; 29, tooth bar; 30, cover plate; 31, sheet rubber; 32, gear plate; 33, oscillating bearing; 34, linear bearing; 35, alignment pin; 36, bearing block; 37, bearing; 38, cylinder block; 39, drag hook straight pin; 40, bobbin case; 41, guide-rail coupling member; 42, connecting rod connector; 43, connecting rod; 44, connector is adjusted; 45, output shaft; 46, spiral cam slot case; 47, reducing motor; 48, embroidery machine frame; 49, embroidery machines rotating shuttle; 50, shuttle race seat; 51, blade; 52, embroidery machine button line fork; 53, lacing thread electromagnet; 54, lacing thread electromagnet seat; 55, hinge; 56, extension bar; 57, cylinder four; 58, bearing; 59, base plate; 60, line fork shaft.
Detailed description of the invention
Computerized emboridering machine automatic bobbin thread-replacing mechanism of the present invention, pitch switching mechanism by embroidery machine button line, the bobbin case storehouse mechanism three parts of automatic shuttle changing shell mechanism and the bobbin case that stores for future use form, concrete structure is as follows:
As shown in Fig. 6, Fig. 6 A, the cylindrical shell of the cylinder 4 57 in described embroidery machine button line fork switching mechanism is fixedly mounted on bearing 58, bearing 58 is fixedly mounted on base plate 59, base plate 59 is fixedly mounted on shuttle race seat 50, lacing thread electromagnet 53 is fixedly mounted on lacing thread electromagnet seat 54, lacing thread electromagnet seat 54 can be fulcrum around the line fork shaft 60 on shuttle race seat 50, and the axle of cylinder 4 57 is connected with linkage form with hinge 55, extension bar 56 and lacing thread electromagnet seat 54; Button line fork 52 fixed installation online fork shaft 60 the other end, by the driving of cylinder 4 57, and hinge 55, extension bar 56 form linkage, make lacing thread electromagnet seat 54 make arc swing around line fork shaft 60, realize button line fork spinning upside down.
As shown in Figure 1, described automatic shuttle changing shell mechanism by being elevated, translation, crawl three elemental motions form; The cylindrical shell of cylinder 1 is fixedly mounted on supporting plate 3, and supporting plate 3 and pad 2 are fixedly mounted on rebound 1, and supporting plate 3, pad 2, rebound 1 are connected to become a L-type rigid body, and this rigid body is fixedly mounted on embroidery machine frame 48; Sliding bearing 6 is fixedly mounted on supporting plate 3, it is a rigid body that the axle of cylinder 1 is connected with connecting plate 7, guide rod 5, the axle of cylinder 1 is parallel with guide rod 5, guide rod 5 moves up and down along with moving up and down of cylinder 1 in sliding bearing 6 simultaneously, cylinder 1 moves up and down and drives the automatic shuttle changing shell structure on connecting plate 7 to make upper and lower rectilinear motion, realizes the lifting of automatic shuttle changing shell structure.
As shown in Fig. 2, Fig. 2 A, Fig. 2 B, slide block base 8 is fixedly mounted on connecting plate 7, and two one slide rails 9 are fixedly mounted on slide block base 8, and the cylindrical shell of cylinder 2 10 is fixedly mounted on slide block base 8, and the axle of cylinder 2 10 is parallel with slide rail 9; The axle of cylinder 2 10 forms one by the oscillating bearing 33 be arranged in slide block 12 with slide block 12 and flexibly connects, oscillating bearing 33 outer ring is fastened in slide block 12, two linear bearings 34 are arranged in slide block 12, and be sleeved on two one slide rails 9, like this, slide block 12 can along slide rail 9 moving linearly, at the driving sliding block 12 of cylinder 2 10 along slide rail 9 rectilinear motion, realizes anterior-posterior horizontal motion by the rectilinear motion of slide block 12; Cover plate 30 is fixedly mounted on the both sides, front and back of slide block 12, fixing linear bearing 34 and oscillating bearing 33, at the other end of slide block base 8, adjustment screw 26, gear plate 32 and sheet rubber 31 are installed, be used for the stroke of adjusting cylinders 2 10, when preventing bobbin case seat 19 from capturing peg or spindle, clash into embroidery machines rotating shuttle 49.
As shown in Fig. 3, Fig. 3 A, Fig. 4, Fig. 4 A, drag hook base 13 is fixedly mounted on the top of slide block 12, the cylindrical shell of cylinder 3 11 is fixedly mounted on cylinder block 38, cylinder block 38 is fixedly mounted on the rear end of drag hook base 13, drag hook 18, lining 16 are fixedly mounted on drag hook base 13 by drag hook shaft screw 17, and drag hook 18 does arc swing with drag hook shaft screw 17 for turning round fulcrum; The first half of drag hook 18 is circular arc, be used for hooking bobbin case, latter half is the slide construction having sliding tray, pull bar 15 is connected with drag hook 18 by drag hook straight pin 39, what drag hook straight pin 39 can slide in drag hook 18 sliding tray flexibly connects, and the axle of cylinder 3 11 is connected to become a rigid body by connecting plate 14 and pull bar 15, and cylinder 3 11 drives pull bar 15 moving linearly, by fulcrum drag hook shaft screw 17, drag hook 18 is driven to do arc swing; Bobbin case seat 19 is fixedly mounted on the front end of drag hook base 13, and bobbin case seat 19 entirety is U-shaped structure, and it is anterior for receiving the arc cavity of bobbin case, and drag hook 18, through U-shaped mouth, hooks bobbin case, bobbin case is fixed in this arc cavity; Cylinder 3 11 compresses and stretches out, and by the conversion of drag hook 18, realizes bobbin case to capture to be fixed on bobbin case seat 19, or is discharged from bobbin case seat 19 by bobbin case 40.
As shown in Fig. 5, Fig. 5 A, the bobbin case storehouse mechanism of the described bobbin case that stores for future use is made up of reducing motor 47, spiral cam slot case 46, adjustment connector 44, connecting rod 43, bobbin case storehouse 20, linear guides 28, gear 22, tooth bar 29, reducing motor 47 drives spiral cam slot case 46 inner spiral groove cam to rotate, and the circular motion of reducing motor 47 is converted to the rectilinear motion of the certain distance of axle 45 by spiral cam slot case 46.Bobbin case storehouse location-plate 21 and gear 22, axle 25 are connected to become rigid body, axle 25 is arranged on rebound 1, the two sides of its rebound 1 has a plane bearing 23 respectively, plane bearing 23 is sleeved on axle 25, due to the pressure effect of stage clip 24, making bobbin case storehouse location-plate 21 when rotating, its axial direction being in all the time the state compressing rebound 1, reaching bobbin case storehouse location-plate 21 slow-roll stabilization, registration; Tooth bar 29 is fixedly mounted on linear guides 28, and the coaster of linear guides 28 is fixedly mounted on rebound 1.Tooth bar 29 is engaged with gear 22, and the rectilinear motion of tooth bar 29 is converted to the circular motion in bobbin case storehouse 20 for subsequent use by gear 22; Guide-rail coupling member 41 is fixedly mounted on linear guides 28, and connecting rod connector 42 is rigidly connected with 43 one-tenth, connecting rod, and connecting rod connector 42 is connected with guide-rail coupling member 41, and connecting rod 43 is connected on the axle 45 of spiral cam slot case 46.Like this, the circular motion of reducing motor 47 passes through the output of the output shaft 45 of spiral cam slot case 46, convert the rectilinear motion of connecting rod 43 to, connecting rod 43 leading linear guide rail 28, tooth bar 29 moving linearly, the rectilinear motion of tooth bar 29 converts the circular motion of bobbin case storehouse location-plate 21 to by gear 22, the store for future use bobbin case storehouse 20 of bobbin case utilizes the form of alignment pin and bobbin case storehouse location-plate 21 to be connected to become rigid body, therefore the store for future use bobbin case storehouse 20 of bobbin case circles, and realizes the exchange of preparation bobbin case and empty bobbin case.
During work, under single board computer controls, the shaft extension of cylinder 4 57 goes out, and promotes lacing thread electromagnet seat 54 fork shaft 60 along the line and rotates, and button line fork 52 is turned to lower position from the upper position of embroidery machines rotating shuttle 49, and single board computer detects the piston position of cylinder 4 57; Single board computer detects after the piston position of cylinder 4 57 puts in place, and cylinder 1 works, and cylinder 1 drives automatic shuttle changing shell structure to rise, and single board computer detects the piston position of cylinder 1.Single board computer detects after the piston position of cylinder 1 puts in place, and cylinder 2 10 works, and cylinder 2 10 drives drag hook base 13 to move forward, and bobbin case seat 19 is close to the bobbin case in rotating shuttle 49, and single board computer detects the piston position of cylinder 2 10.Single board computer detects after the piston position of cylinder 1 puts in place, and cylinder 3 11 works, and cylinder 3 11 drives drag hook 18 to be captured by bobbin case.Single board computer detects the piston position of cylinder 3 11.Single board computer detects after the piston position of cylinder 3 11 puts in place, and cylinder 2 10 works, and cylinder 2 10 drives drag hook base 13 to move backward, is gone out by bobbin case 40 from rotating shuttle 49 lira, and single board computer detects the piston position of cylinder 2 10.Single board computer detects after the piston position of cylinder 2 10 puts in place, and then whether single board computer is pulled out by infrared ray (or optoelectronic switch or the proximity switch) peg or spindle detected inside bobbin case simultaneously.After single board computer detects the peg or spindle inside bobbin case, cylinder 1 works, and cylinder 1 drives automatic shuttle changing shell structure device to decline, and single board computer detects the piston position of cylinder 1.Single board computer detects after the piston position of cylinder 1 puts in place, and cylinder 2 10 works, and cylinder 2 10 drives drag hook base 13 to move forward, and empty bobbin case is advanced the hole capital after selling all securities position in bobbin case storehouse 20.Cylinder 3 11 works, and cylinder 3 11 drives drag hook 18 to be discharged by bobbin case, and single board computer detects the piston position of cylinder 3 11.Single board computer detects after the piston position of cylinder 3 11 puts in place, and cylinder 2 10 works, and cylinder 2 10 drives drag hook base 13 to move backward, and single board computer detects the piston position of cylinder 2 10.Above process implementation by the bobbin case 40 being finished bottom line from rotating shuttle 49 be fetched into the bobbin case storehouse 20 of the bobbin case that stores for future use lay action.
After single board computer detects the piston position of cylinder 2 10, reducing motor 47 works, cam in spiral cam slot case 46 rotates an angle, is exported by the straight line of the certain distance of output shaft 45, and band carry-over bar 29 does rectilinear motion, tooth bar 29 again driven gear 22 rotates, bobbin case storehouse 20 rotates to No. 2 storehouses (3,4,5 from No. 1 storehouse, the conversion in No. 6 storehouses is by that analogy), single board computer detects No. 2 bin location.Single board computer detects after No. 2 storehouses put in place, and cylinder 2 10 works, and cylinder 2 10 drives drag hook base 13 to move forward, and bobbin case seat 19 is close to bobbin case.Cylinder 3 11 works, and cylinder 3 11 drives drag hook 18 to be captured by bobbin case, and single board computer detects the piston position of cylinder 3 11.Single board computer detects after the piston position of cylinder 3 11 puts in place, and cylinder 2 10 works, and cylinder 2 10 drives drag hook base 13 to move backward, by bobbin case from bobbin case storehouse 20 lira go out, single board computer detects the piston position of cylinder 2 10.Single board computer detects after the piston position of cylinder 2 10 puts in place, and then whether single board computer is pulled out by infrared ray (or optoelectronic switch or the proximity switch) peg or spindle detected inside bobbin case simultaneously.After single board computer detects the peg or spindle inside bobbin case, cylinder 1 works, and drive automatic shuttle changing shell structure to rise, single board computer detects the piston position of cylinder 1.Single board computer detects after the piston position of cylinder 1 puts in place, and cylinder 2 10 works, and cylinder 2 10 drives drag hook base 13 to move forward, and bobbin case is advanced rotating shuttle 49, and single board computer detects the piston position of cylinder 2 10.Single board computer detects after the piston position of cylinder 2 10 puts in place, and cylinder 3 11 works, and cylinder 3 11 drives drag hook 18 to be discharged by bobbin case, and single board computer detects the piston position of cylinder 3 11.Single board computer detects after the piston position of cylinder 3 11 puts in place, and cylinder 2 10 works, and cylinder 2 10 drives drag hook base 13 to move backward, and single board computer detects the piston position of cylinder 2 10.Single board computer detects after the piston position of cylinder 2 10 puts in place, and cylinder 1 works, and cylinder 1 drives automatic shuttle changing shell structure to decline, and single board computer detects the piston position of cylinder 1.Above process implementation by have bottom line bobbin case from the bobbin case storehouse 20 of the bobbin case that stores for future use be fetched into rotating shuttle 49 lay action.Single board computer detects after the piston position of cylinder 1 puts in place, cylinder 4 57 works, cylinder 4 57 pulls lacing thread electromagnet seat 54 to rotate, and button line fork 52 rotates to top embroidery machine from the lower position of rotating shuttle 49 and buckles line fork operating position, and single board computer detects the piston position of cylinder 4 57.The whole line process that automatically refoots completes.In addition, the bobbin case storehouse mechanism three parts of embroidery machine button line fork switching mechanism, automatic shuttle changing shell mechanism and the bobbin case that stores for future use also comprise some accessory parts, as assemblies such as connecting plate 14, adjustment screw 26, flat shim 27, alignment pin 35, bearing block 36, bearings 37, blade 51 is equipped with in bobbin case seat 19 outside.
The above-mentioned description to embodiment can understand and apply this case technology for the ease of those skilled in the art, person skilled in the art obviously can make various amendment to these examples easily, and General Principle described herein is applied in other embodiment and need not through performing creative labour.Therefore, this case is not limited to above embodiment, and those skilled in the art is according to the announcement of this case, and the improvement made for this case and amendment all should in the protection domains of this case.
Claims (3)
1. a computerized emboridering machine automatic bobbin thread-replacing mechanism, comprises the bobbin case storehouse mechanism of embroidery machine button line fork switching mechanism, automatic shuttle changing shell mechanism and the bobbin case that stores for future use, it is characterized in that:
The cylindrical shell of the cylinder four in described embroidery machine button line fork switching mechanism is fixedly mounted on bearing, bearing is fixedly mounted on base plate, base plate is fixedly mounted on shuttle race seat, lacing thread electromagnet is fixedly mounted on lacing thread electromagnet seat, and the axle of cylinder four is connected with linkage form with hinge, extension bar and lacing thread electromagnet seat; Button line fork fixed installation online fork shaft the other end, by the driving of cylinder four, and hinge, extension bar composition linkage, make lacing thread electromagnet seat make arc swing around line fork shaft, realize line fork spin upside down;
The cylindrical shell of the cylinder one of described automatic shuttle changing shell mechanism is fixedly mounted on supporting plate, and supporting plate and pad are fixedly mounted on rebound, and supporting plate, pad, rebound are connected to become a L shape rigid body, and this rigid body is fixedly mounted on embroidery machine frame; Sliding bearing is fixedly mounted on supporting plate, it is a rigid body that the axle of cylinder one is connected with connecting plate, guide rod, the axle of cylinder one is parallel with guide rod, and cylinder one moves up and down and drives the automatic shuttle changing shell structure on connecting plate to make upper and lower rectilinear motion, realizes the lifting of automatic shuttle changing shell structure;
Slide block base is fixedly mounted on connecting plate, and two one slide rails are fixedly mounted on slide block base, and the cylindrical shell of cylinder two is fixedly mounted on slide block base, and the axle of cylinder two is parallel with slide rail; The axle of cylinder two forms one flexibly connect by being arranged on oscillating bearing in slide block and slide block, and oscillating bearing outer ring is fastened in slide block, and two linear bearings are arranged in slide block, and is sleeved on two one slide rails, and cover plate is fixedly mounted on the both sides, front and back of slide block;
Drag hook base is fixedly mounted on the top of slide block, the cylindrical shell of cylinder three is fixedly mounted on cylinder block, cylinder block is fixedly mounted on the rear end of drag hook base, and drag hook, lining are fixedly mounted on drag hook base by drag hook shaft screw, and drag hook does arc swing with drag hook shaft screw for turning round fulcrum; The first half of drag hook is circular arc, be used for hooking bobbin case, latter half is the slide construction having sliding tray, pull bar is connected with drag hook by drag hook straight pin, what drag hook straight pin can slide in drag hook sliding tray flexibly connects, and the axle of cylinder three is connected to become a rigid body by connecting plate and pull bar, and cylinder three drives pull bar moving linearly, by fulcrum drag hook shaft screw, drag hook is driven to do arc swing; Bobbin case seat is fixedly mounted on the front end of drag hook base, and bobbin case seat is U-shaped structure, and it is anterior for receiving the arc cavity of bobbin case, and drag hook, through U-shaped mouth, hooks bobbin case, bobbin case is fixed in this arc cavity;
The bobbin case storehouse mechanism of the described bobbin case that stores for future use is made up of reducing motor, spiral cam slot case, adjustment connector, connecting rod, bobbin case storehouse, linear guides, gear, tooth bar.
2. computerized emboridering machine automatic bobbin thread-replacing mechanism according to claim 1, is characterized in that: lacing thread electromagnet seat is fulcrum around the line fork shaft on shuttle race seat.
3. computerized emboridering machine automatic bobbin thread-replacing mechanism according to claim 1, it is characterized in that: described reducing motor drives spiral cam slot case inner spiral groove cam to rotate, and the circular motion of reducing motor is converted to the rectilinear motion of the certain distance of axle by spiral cam slot case; Bobbin case storehouse location-plate and gear, axle are connected to become rigid body, and plane bearing is sleeved on axle; Tooth bar is fixedly mounted on linear guides, and the coaster of linear guides is fixedly mounted on rebound; Guide-rail coupling member is fixedly mounted on linear guides, and connecting rod connector becomes to be rigidly connected with connecting rod, and connecting rod connector is connected with guide-rail coupling member, and connecting rod is connected on the output shaft of spiral cam slot case.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310303545.5A CN103409955B (en) | 2013-07-19 | 2013-07-19 | Computerized embroidery machine automatic baseline replacing apparatus |
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| CN201310303545.5A CN103409955B (en) | 2013-07-19 | 2013-07-19 | Computerized embroidery machine automatic baseline replacing apparatus |
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| CN103409955A CN103409955A (en) | 2013-11-27 |
| CN103409955B true CN103409955B (en) | 2015-05-06 |
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| CN105734864B (en) * | 2016-05-12 | 2017-03-08 | 佛山市启创科技发展有限公司 | A kind of discrete multi-function embroidery machine bobbin thread-replacing mechanism |
| CN107059268B (en) * | 2017-06-16 | 2022-09-30 | 浙江乐江机械有限公司 | Automatic shuttle peg replacing device |
| CN108103688B (en) * | 2018-02-12 | 2023-07-28 | 北京大豪科技股份有限公司 | Positioning grabbing structure of bottom thread replacing mechanism of embroidery machine and embroidery machine |
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| CN1221825A (en) * | 1997-10-08 | 1999-07-07 | 重机株式会社 | Lower thread automatic supply device for use in sewing machine |
| CN1344340A (en) * | 1999-03-23 | 2002-04-10 | 木下精密工业株式会社 | Device for changing the bobbin of a sewing thread in a sewing or embroidery machine |
| CN2928905Y (en) * | 2006-06-11 | 2007-08-01 | 王海江 | Automatic shuttle changing mechanism |
| CN201003111Y (en) * | 2007-01-17 | 2008-01-09 | 曹常青 | Returning type automatic foundation yarn changing device for embroidery machine |
| CN101979747A (en) * | 2010-11-03 | 2011-02-23 | 佛山市启创科技发展有限公司 | Automatic bottom line changing device of computer embroidery machine |
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| CN103409955A (en) | 2013-11-27 |
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