CN101338500A - Oblique decorative sheet feeding device - Google Patents
Oblique decorative sheet feeding device Download PDFInfo
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- CN101338500A CN101338500A CNA2007100091956A CN200710009195A CN101338500A CN 101338500 A CN101338500 A CN 101338500A CN A2007100091956 A CNA2007100091956 A CN A2007100091956A CN 200710009195 A CN200710009195 A CN 200710009195A CN 101338500 A CN101338500 A CN 101338500A
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Abstract
An oblique decorative plate feeding device comprises a lifting mechanism, which is provided with a fixed bracket fixed on the needle bar box of an embroidering machine and a movable bracket movably connected with the fixed bracket and driven by an actuator to lift; a feeding mechanism, which is provided with a bearing base connected with the movable bracket, a stepping motor arranged on the bearing base, a feeding drive mechanism driven by the stepping motor, a feeding guide mechanism and a cutting mechanism. The feeding mechanism arranged in the oblique front of the needle bar box can lift between a standby position and a work position; when the feeding mechanism lifts to the work position, the feeding guide mechanism points to the decorative plate stitching position from the oblique front of the needle bar box. The present invention overcomes the shortcomings of the prior horizontal or front devices, thus not hindering the threading operation of the embroidering machine and not occupying the lateral space of the head, which is suitable for the embroidering machine with small head distance. In addition, the feeding device is also provided with a regulation fastening mechanism and a photoelectric automatic aligning device.
Description
Technical field
The present invention relates to a kind of oblique decorative sheet feeding device, it is transported to sewing position along oblique with cosmetic sheet with oblique the place ahead lifting moving and when work that feed mechanism is arranged in the embroidery machine head, neither can hinder the threading operation of embroidery machine, do not take the lateral space of head yet, applicable to the microcephaly apart from embroidery machine.
Background technology
Edge is embroidered various cosmetic sheet on article such as clothes, shoes and hats, case and bag, ornaments, can strengthen the decorative effect of article, makes it to attract more the consumer, improves sales volume and value of the product.Usually, cosmetic sheet is a kind of central hole, surface-brightening or sheet metal with decorative colour or plated film plastic tab, and cosmetic sheet is concatenated into ribbon, downcuts by cutting knife when making and by craft or machine it is sewn on the article.Deficiencies such as manual sewing efficiency is low in order to overcome, uniformity difference, present extensively employing special use are made machine or are had the embroidery machine of inlaying the embroidery function and carry out making of cosmetic sheet.
Known, the embroidery machine that is used to make cosmetic sheet has decorative sheet feeding device, and this device is installed on the head of machine, is made up of mechanisms such as elevating mechanism, feeding machanism, feed mechanisms.Its operation principle is as follows: when not needing to carry out cosmetic sheet and make operation, by elevating mechanism connecting gear is risen to position of readiness, to avoid influencing the normal embroidering work of machine; Carry out cosmetic sheet when making operation at needs, by elevating mechanism connecting gear is dropped to the operating position, connecting gear will be transported to sewing position from the cosmetic sheet band that feeding machanism is sent here, cutting knife cuts off the cosmetic sheet strap ends, by eedle the cosmetic sheet of downcutting is sewn on the article then.
More particularly, the elevating mechanism of existing cosmetic sheet feeding unit, comprise the fixed support that is fixed on the embroidery machine head, the travel(l)ing rest that is used to install feeding machanism and feed mechanism, travel(l)ing rest is connected with fixed support by slide rail or connection rod set and by cylinder or motor-driven and liftable moves.
Feeding machanism has the bearing support that is connected with the travel(l)ing rest of elevating mechanism, is provided with the rotatable disk body of the cosmetic sheet band that is used to reel on the top of bearing support.On bearing support, also be provided with directive wheel.Can supply with the cosmetic sheet band to feed mechanism by feeding machanism.
Feed mechanism can be divided into shift fork and drive feeding and two kinds of versions of roller driving feeding.Wherein, the roller type feed mechanism comprises the supporting base that is connected to travel(l)ing rest, be arranged on the stepper motor on the supporting base, the driving wheel of rotatably support, be arranged on driving wheel below and have the guide pad of gathering sill, but and the cutter mechanism of forming by the movable blade of dead knife and reciprocally swinging etc., between the output shaft of driving wheel and stepper motor by known belt, chain type transmission mechanism connects, be arranged at intervals with the convex teeth portion corresponding on the periphery of driving wheel with the centre bore of cosmetic sheet, when rotating, driving wheel drags the cosmetic sheet band by its convex teeth portion, and be fed forward to sewing position along the gathering sill of guide pad, the swing of the whereabouts of shank driving movable blade cooperates with dead knife the cut-out of cosmetic sheet strap ends then, and eedle is sewn into the cosmetic sheet of downcutting on the article.
Existing decorative sheet feeding device has two kinds of versions: a kind of is side-mounted, and promptly whole device is installed in embroidery machine head side, and when work its feed mechanism carry cosmetic sheet from the head side to sewing position; Another kind is a forward type, and promptly whole device is installed in embroidery machine head dead ahead, and its feed mechanism is carried cosmetic sheet from the positive front of head to sewing position during work.Two kinds of devices each tool advantage and limitation: the advantage of side-mounted device is to hinder operation such as eedle threading, and weak point is the horizontal spacing that device is arranged in two heads, need take bigger space, is unsuitable for using on embroidery machine the microcephaly; The advantage of forward type device is the lateral space that does not take head, and apart from embroidery machine, weak point is that meeting hinders operations such as eedle threading applicable to the microcephaly.
Moreover, the actual use shows that existing decorative sheet feeding device also has the following disadvantages and need solve:
Adopt between the fixed support of elevating mechanism, the travel(l)ing rest and be slidingly connected, this just requires each parts of mechanism that higher processing and installation accuracy must be arranged, otherwise can cause mechanism's lifting action to have some setbacks, cause manufacturing, installation difficulty and the cost of mechanism components correspondingly to increase.And the travel(l)ing rest of elevating mechanism is embroidered the vibrations of work at a high speed along with machine easily and is swung, beats, and stability is not high, causes the cosmetic sheet feeding to produce deviation, and the influence edge is embroidered quality.
After the relative position of connecting gear and eedle is adjusted, be by the screw elevating mechanism that directly is locked, use a period of time or embroider loosening easily, displacement under the shock effect of work at machine at a high speed, cause the cosmetic sheet feeding to produce deviation, influence edge is embroidered quality, and connecting gear can't move adjusting after being locked as required.
Movable cutter shaft directly supports by axle sleeve, adopts frictional drive, and each parts must have higher processing and installation accuracy, and wearing and tearing easily, and the flexibility ratio that movable cutter shaft rotates is not high; Movable blade remains on open position by the torsion spring that is arranged between movable cutter shaft and the supporting base, and installation difficulty is big, and torsion spring always is in stress, is easy to generate failure phenomenon.
Movable blade the time will be embroidered line easily in swing and be scraped disconnectedly, and the movable blade blade part is thicker, can only be used to cut off the diameter cosmetic sheet of (more than 3mm) greatly, has limited the scope of its application.
After the stepper motor outage, driving wheel bumps etc. former because of vibrations, false touch easily thereby produces angular displacement, thereby make the cosmetic sheet band depart from correct feeding position, if this state is untimely correction, cosmetic sheet accurately can't be transported to sewing position after feed mechanism is reworked.Therefore, after the stepper motor outage powered on again, operating personnel must check and determine whether the cosmetic sheet band departs from correct feeding position, could begin to make operation, and time-consuming taking a lot of work reduced operating efficiency, brings very big inconvenience.
Summary of the invention
The objective of the invention is deficiency, a kind of oblique decorative sheet feeding device is provided at existing decorative sheet feeding device.
For this reason, oblique decorative sheet feeding device provided by the invention comprises elevating mechanism at least, and it has the travel(l)ing rest that is fixed on the fixed support on the embroidery machine head shank case and is movably connected on the described fixed support and is driven by actuator lifting; Feed mechanism, it has the supporting base that is connected to described travel(l)ing rest, be arranged on stepper motor on the described supporting base, by described stepper motor driven feeding driving mechanism, feeding guiding mechanism and cutter mechanism; It is characterized in that: described feed mechanism be arranged in oblique the place ahead of described embroidery machine head shank case and can be between a position of readiness and an operating position lifting moving, and described feeding guiding mechanism points to the cosmetic sheet sewing position from the oblique the place ahead of shank case after making described feed mechanism arrive the operating position.
Best, between described fixed support and described travel(l)ing rest, be connected with upper and lower connecting rod parallel to each other, and the two ends of each connecting rod are rotatably supported on the connecting axle that is connected with described fixed support, described travel(l)ing rest respectively by bearing, be connected with locking piece between described upper and lower connecting rod, an end of described locking piece is connected to described upward connecting rod, the other end and can freely swings and can selectively be held described lower link.
Best, be formed with boss and groove on described fixed support and the described travel(l)ing rest opposite face respectively and described boss and described groove formation location cooperation when described travel(l)ing rest drops to the operating position.
Best, also comprising the adjusting retaining mechanism, this mechanism comprises upper pedestal, is connected with the travel(l)ing rest of described elevating mechanism, it is combined into the block with first chute by first slide and first latch segment; Lower base is connected with described feed mechanism, and it is combined into the block that has with vertically extending second chute of first chute of described upper pedestal by second slide and second latch segment; Slide block, its top is formed with first slide rail, the bottom is formed with and vertically extending second slide rail of described first slide rail, described slide block is engaged in described first chute by described first slide rail and can be in by locking of described first latch segment or state slidably, and described slide block is engaged in described second chute by described second slide rail and can be in by described second latch segment locking or state slidably; First adjusting screw(rod) is arranged to drive described slide block and described upper pedestal along relative slip of described first chute; And second adjusting screw(rod), be arranged to drive described slide block and described lower base along relative slip of described second chute.
Best, described slide block has along being parallel to first screw that the described first slide rail direction is extended, and along being parallel to second screw that the described second slide rail direction is extended, described first adjusting screw(rod) is along the direction setting parallel with described first chute and be rotatably supported on first screw bolt seat, and cooperate with described first screw, described second adjusting screw(rod) is along the direction setting parallel with described second chute and be rotatably supported on second screw bolt seat, and cooperate described first screw bolt seat with described second screw, described second adjusting screw(rod) is separately fixed at described upper pedestal, on the described lower base.
Best, described first chute of described adjusting retaining mechanism, described second chute depart from an angle with the feed direction of described feed mechanism in the plane.
Best, described cutter mechanism comprises dead knife, is installed on the described supporting base and its edge of a knife is flushed with described gathering sill front-end edge; Movable cutter shaft is set in parallel in described gathering sill one side and is rotatably supported on the described supporting base by bearing; Movable blade, the leading section and its lateral vertical that are arranged on described movable cutter shaft abut in described gathering sill front-end edge, and can cut off reciprocally swinging between the position of cosmetic sheet band at an open position and; And elastic component, be arranged to and described movable blade can be remained on open position.
Best, described elastic component is the extension spring that is connected between described supporting base and the described movable cutter shaft, described extension spring is nature ground described movable blade is remained on open position.
Best, described movable blade has the blade part of attenuation, and forms recessed breach in knife back portion.
Best, also comprise the photo-electric type automatic contraposition device, this device comprises the optical detection device that is installed in the grating on the described stepper motor output shaft and is installed in described supporting base, and the described grating correct feeding position of being arranged to corresponding described cosmetic sheet band produces an index signal and described optical detection device and is arranged to respond the index signal of described grating and exports a control signal and make described stepper motor be positioned at this position.
Elevating mechanism with decorative sheet feeding device provided by the invention, its beneficial effect is:
Feed mechanism is arranged in oblique the place ahead lifting moving of embroidery machine head, and its feeding guiding mechanism is transported to sewing position along oblique with cosmetic sheet during work, overcome the weak point of existing side-mounted and forward type device, neither can hinder the threading operation of embroidery machine, do not take the lateral space of head yet, applicable to the microcephaly apart from embroidery machine.
Adopt bearing element to be connected between the connecting rod of elevating mechanism and travel(l)ing rest, the fixed support, guaranteed the smooth and easy of lifting action, reduced the difficulty of processing and the manufacturing cost of parts, and prolonged the service life of mechanism; And when travel(l)ing rest dropped to the operating position, travel(l)ing rest, support bracket fastened boss and groove formed and cooperate the location, can effectively prevent to embroider at a high speed swinging of mechanism when doing, and improved mechanism stability.
Adopted the adjusting retaining mechanism, utilized two-way chute locking slide block, solved loosening easily, the displacement problem in decorative sheet feeding device adjustment locking back in the prior art, make device embroider at a high speed when doing more stable.Simultaneously, but the relative position of feed mechanism and shank is regulated on flexible and convenient ground.
Movable cutter shaft is by the bearing rotatably support, but both service life of elongated component and reduce difficulty of processing, the flexibility of again can increase activity cutter shaft rotating.And adopt the extension spring that is nature that movable blade is remained on open position, extension spring at ordinary times overcomes the problem that torsion spring damages easily in the existing apparatus in the raw.
Because the knife back of movable blade forms recessed breach, therefore when swing, be not easy to scrape to pull and embroider line, can reduce outage effectively.And the blade of movable blade is thinner, can be used to cut off the cosmetic sheet of diameter less (below 3mm), has overcome the deficiency of existing movable blade.
Owing to be provided with the photo-electric type automatic contraposition device, after departing from correct feeding position, can correct automatically the cosmetic sheet band, exempted the trouble that hand inspection is adjusted, save time, raise the efficiency.
Below, by embodiment the present invention is described in further detail.
Description of drawings
Fig. 1 is the schematic diagram of oblique decorative sheet feeding device provided by the invention.
Fig. 2 is the left view of Fig. 1.
Fig. 3 is the right view of Fig. 1.
Fig. 4 is the vertical view of Fig. 1.
Fig. 5 is the schematic perspective view of oblique decorative sheet feeding device.
Fig. 6 is the schematic perspective view of the elevating mechanism of oblique decorative sheet feeding device.
Fig. 7 is the schematic perspective view of the feeding machanism of oblique decorative sheet feeding device.
Fig. 8 is the schematic perspective view of the adjusting retaining mechanism of oblique decorative sheet feeding device.
Fig. 9 is the exploded view of adjusting retaining mechanism shown in Figure 5.
Figure 10 is the schematic perspective view of the feed mechanism of oblique decorative sheet feeding device.
Figure 11 is the schematic diagram that driving wheel and stepper motor are in transmission connection.
Figure 12 is the scheme of installation of movable blade and movable cutter shaft.
Figure 13 is that oblique decorative sheet feeding device is installed the vertical view on the shank case of embroidery machine.
Figure 14 is the schematic perspective view of the needle bar mechanism relativeness of feed mechanism and embroidery machine when the operating position.
The specific embodiment
Referring to figs. 1 through Fig. 5, oblique decorative sheet feeding device provided by the invention, it comprises: elevating mechanism 1, feeding machanism 2, adjusting retaining mechanism 3, feed mechanism 4.With reference to Figure 13, oblique decorative sheet feeding device is installed in the front of the shank case 5 of embroidery machine by its elevating mechanism 1.Shank case 5 is vertically mounted on the horizontal beam (not shown) of head, is vertically installed with needle bar mechanism 6 on the shank case, forms below needle bar mechanism 6 and makes working face.
With reference to Fig. 6 and Figure 13, elevating mechanism 1 comprises fixed support 11, travel(l)ing rest 12, connecting rod 131, lower link 132, lockplate 14 and cylinder 15.Fixed support 11 has installing hole 110, can be fixed on the front of shank case 5 by securing member.Travel(l)ing rest 12 is used to install feeding machanism 2 and feed mechanism 4, it is connected to fixed support 11 by last connecting rod 131 parallel to each other and lower link 132, travel(l)ing rest 12 roughly is set in parallel with shank case 5 fronts and is positioned at shank case 5 lateral outer side, and travel(l)ing rest 12 is driven by following cylinder 15 can be along arching trajectory lifting moving on perpendicular to the direction of making working face.On the opposite face of fixed support 11 and travel(l)ing rest 12, be formed with extension up and down respectively and can constitute groove 111 and the boss 121 that cooperatively interacts.The two ends of each connecting rod are bearing in respectively on the connecting axle 133,134 by the bearing (not shown), and connecting axle 133,134 is connected respectively to the side of fixed support 11, travel(l)ing rest 12.One end of lockplate 14 by screw 141 be connected to connecting rod 131, the other end can freely swing, its effect is when travel(l)ing rest 12 is thus lifted to position of readiness, can hold lower link 132 by manual free end with lockplate 14, thereby with upper and lower connecting rod 131,132 firm support.The end of the piston rod 151 of cylinder 15 is connected on the connecting rod 154 by connecting plate 152 and back-up ring 153, and this connecting rod 154 is connected the side of fixed support 11, and the cylinder body of cylinder 15 is connected to the side of travel(l)ing rest 12 by connecting rod 155.
The operation principle of above-mentioned elevating mechanism is as follows: make the operation needs according to cosmetic sheet, electric and the pressure air system of the programme-control of the computer control system by embroidery machine, thus make its piston rod 151 telescopic movings drive the lifting of travel(l)ing rest 12 and feed mechanism 4 to cylinder 15 discharge pressure air.Specifically, when not needing to carry out cosmetic sheet and make operation, the piston rod 151 of cylinder 15 stretches out travel(l)ing rest 12 and feed mechanism 4 is risen to position of readiness; Carry out cosmetic sheet when making operation at needs, piston rod 151 withdrawals of cylinder 15 drop to the operating position with travel(l)ing rest 12 and feed mechanism 4.When travel(l)ing rest 12 dropped to the operating position, the boss 121 of travel(l)ing rest 12 and the groove 111 of fixed support 11 cooperatively interacted, and the effect of location about playing can prevent from effectively to embroider at a high speed that mechanism swings when doing, and improves stability.
With reference to Fig. 7, feeding machanism 2, be used for supplying with the cosmetic sheet band to feed mechanism, comprise by securing member be fixed on bearing support 21 on the travel(l)ing rest 12 of elevating mechanism 1, be arranged on bearing support 21 tops the charging tray installing mechanism, be arranged on the guiding mechanism of bearing support 21 sides.The charging tray installing mechanism is made of parts such as plate washer 221, rotating shaft 222, back-up ring 223, springs 224, is used for installing the unshowned charging tray of network for location, is wound with the cosmetic sheet band on the charging tray and also can the cosmetic sheet band be sent by 222 rotations around the shaft.Guiding mechanism is used for the cosmetic sheet band of carrying is led, it comprises a plurality of directive wheels 231 that are the non-linear arrangement, one of them directive wheel 231 is arranged on bearing support 21 swingably by linking arm 232, and the stop part 233 that limits linking arm 232 amplitudes of fluctuation is being set on the bearing support 21 and between bearing support 21 and linking arm 232, is connecting torsion spring 234 so that pretightning force to be provided, can overcome like this because of transporting velocity changes the influence that brings, guarantee that the cosmetic sheet band is carried reliably.
With reference to Fig. 8 and Fig. 9, regulate retaining mechanism 3 and comprise upper pedestal 31, lower base 32, slide block 33, screw bolt seat 34, screw bolt seat 35, adjusting screw(rod) 36 and adjusting screw(rod) 37.Upper pedestal is to be assembled into the block with chute 313 by slide 310 and latch segment 311 by bolt 312, and slide 310 is fastened on travel(l)ing rest 12 lower ends of elevating mechanism 1 by bolt 314.Lower base is to be assembled into the block with chute 323 by slide 320 and latch segment 321 by bolt 322, and slide 320 is fastened on supporting base 41 upper ends of feed mechanism 4 by the bolt (not shown).Chute 313, chute 323 are dovetail groove 2, and are mutually vertical on the horizontal plane of making working face and extend being parallel to.The top of slide block 33 is formed with slide rail 331, the bottom is formed with slide rail 332, and slide rail 331 and slide rail 332 are vertical extension mutually being parallel on the horizontal plane of making working face.Slide rail 331, slide rail 332 have the dovetail profile that can cooperate with chute 313, chute 323, and slide block 33 also is formed with along the screw 333 that is parallel to the extension of slide rail 331 directions and along being parallel to the screw 334 that slide rail 332 directions are extended.Screw bolt seat 34, screw bolt seat 35 are fixed on the side of slide 310, slide 320 respectively by bolt 341, bolt 35 1.Adjusting screw(rod) 36 is along the direction setting parallel with chute 313, and the one end is rotatably supported on the screw bolt seat 34, the other end cooperates with screw 333.Adjusting screw(rod) 37, along the direction setting parallel with chute 323, the one end is rotatably supported on the screw bolt seat 35, the other end cooperates with screw 334.
But above-mentioned adjusting retaining mechanism 3 has adjustment state and locking state, specifically describes as follows: the top of slide block 33 is engaged in the chute 313 of upper pedestal by slide rail 331, the bottom is engaged in the chute 323 of lower base by slide rail 332.When latch segment 311 is locked to slide 310, latch segment 321 and is locked to slide 320 by bolt 322 by bolt 312, chute 313, chute 323 pass through slide rail 331 and slide rail 332 clampings with slide block 33 of its two side and bottom land respectively, make the adjusting retaining mechanism be in firm locking state; After unclamping bolt 312 and latch segment 311, can remove the clamping of the slide rail 331 of 313 pairs of slide blocks 33 of chute, can make slide block 33 along the direction of chute 313 move by rotating adjusting screw(rod) 36 this moment, move along the direction of chute 313 thereby drive the feed mechanism be locked at the lower base on the slide block 33 and be connected lower base, carry out position adjustments; Same, when unclamping bolt 322 and latch segment 321, by rotating adjusting screw(rod) 37 lower base is relatively moved along the direction of chute 323 and slide block 33 and upper pedestal, thereby make feed mechanism carry out position adjustments in the direction.By above-mentioned adjusting, can make the feed direction of feed mechanism 4 accurately point to sewing position.
In order to move the position of regulating feed mechanism 4 quickly and easily, preferably will regulate feed direction that retaining mechanism 3 is arranged to make chute 313, chute 323 and feed mechanism 4 and depart from an angle on the horizontal plane of making working face being parallel to.
With reference to Figure 10 to Figure 12, feed mechanism 4 comprises supporting base 41, stepper motor 42, feeding driving mechanism, feeding guiding mechanism, cutter mechanism and photo-electric type automatic contraposition device.With reference to Figure 13, Figure 14, this feed mechanism 4 is connected on the slide 320 of regulating retaining mechanism 3 and is positioned at oblique the place ahead of shank case 5, its driving by elevating mechanism 1 can be on perpendicular to the direction of making working face lifting moving and be positioned at a position of readiness and an operating position.When feed mechanism 4 arrives the operating position, can take the sewing position of needle bar mechanism 6 belows to along oblique conveying cosmetic sheet bar.This set of feed mechanism 4 neither can hinder the threading operation of embroidery machine, does not also take the lateral space of head.
Supporting base 41, have the upper end parallel with making working face, perpendicular to two that make working face parallel installation sides and the leading section stretched to declivity, supporting base 41 is connected to the lower surface of the slide 320 of regulating retaining mechanism 3 and makes its leading section with respect to shank case 5 oblique the place aheads by its upper end.
The feeding driving mechanism, comprise driving wheel 43 and drive disk assembly, driving wheel 43 is connected an end of driving shaft 431, driving shaft 431 levels are located on the supporting base 41 and pass through bearing 432 rotatably supports, thereby driving wheel 43 and stepper motor 42 relatively are arranged on another installation side of supporting base 41.Drive disk assembly comprises the driving wheel 433 that is connected on stepper motor 42 output shafts, be connected the driven pulley 434 on the driving shaft 431 and connect driving belt 435 between driving wheel 433 and the driven pulley 434, be used for giving driving shaft 431, rotate thereby order about driving wheel 43 with the transmission of power of stepper motor 42 outputs.Be arranged at intervals with the convex teeth portion corresponding 436 on the periphery of driving wheel 43, can drag by its convex teeth portion 439 when driving wheel 43 rotates and carry the cosmetic sheet band with the centre bore of cosmetic sheet.
The feeding guiding mechanism, comprise input directive wheel 441, elastic guide sheet 442 and export orientation piece 443, input directive wheel 441 is fixed on the supporting base 41 by support 444, elastic guide sheet 442 is fixed on the supporting base 41 by horizontally disposed connecting rod 445, and the pressured periphery of the leading section of elastic guide sheet 442 to driving wheel 43, effect by input directive wheel 441, elastic guide sheet 442, the cosmetic sheet band that feeding machanism 2 can be sent here directs into driving wheel 43 reliably, to prevent the skew of cosmetic sheet band.Export orientation piece 443 is arranged on driving wheel 43 belows and is fixed on above the following dead knife 45 by screw, export orientation piece 443 has the gathering sill of aiming at driving wheel 43 446, and after feed mechanism 4 arrives the operating position, this gathering sill 446 points to the cosmetic sheet sewing position from shank case 5 oblique the place aheads in making working face, driving wheel 43 can be transported to sewing position along gathering sill 446 with the cosmetic sheet band when rotating.
Cutter mechanism comprises tabular dead knife 451, is on the leading section that is horizontally disposed with and is installed in supporting base 41, and its edge of a knife flushes with gathering sill 446 front-end edges of export orientation piece 443; Movable cutter shaft 452 is set in parallel in gathering sill 446 1 sides and two ends and is rotatably supported on the supporting base 41 by bearing 453,454, and the rearward end of movable cutter shaft 452 is fixed with drive block 455, and drive block 455 is extended with joint pin 456; Movable blade 457, leading section, the other end that the one end is arranged on movable cutter shaft 452 can freely swing, movable blade 457 has relative forward and backward side, and make trailing flank gathering sill 446 front-end edges that vertically recline, movable blade 457 has the blade part of attenuation, and the knife back portion of movable blade 457 forms recessed breach 459; And extension spring 458, be connected between the joint pin 456 of supporting base 41 and drive block 455, and movable blade 457 remained on open position with being nature.
The operation principle of cutter mechanism is: when feed mechanism 4 drops to the operating position, after the cosmetic sheet band is transported to sewing position forward along gathering sill 446, the shank 61 of needle bar mechanism and presser feet 62 fall and by its thimble portion 63 free end of movable blade 457 are depressed, movable blade 457 swing and cooperates with dead knife 451 edges of a knife is cut off the cosmetic sheet band along gathering sill 446 front-end edges, eedle is sewn into the cosmetic sheet of cutting-out on the article then.When make finish after, needle bar mechanism rises, movable blade 457 is returned to open position under extension spring 458 effects.
The photo-electric type automatic contraposition device comprises the optical detection device 462 that is installed in the grating 461 on stepper motor 42 output shafts and is installed in supporting base 41.Operation principle is: when the cosmetic sheet band reaches correct feeding position by driving wheel 43 along gathering sill 446, the position of adjusting grating 461 makes it send an optical signal to optical detection device 462, optical detection device response back output one control signal is given the control device of embroidery machine, with the position of record grating 461.After the stepper motor outage, if driving wheel 43 makes the cosmetic sheet band depart from correct feeding position because of the extraneous factor influence produces angular displacement, after stepper motor powers on again, because grating 461 has also produced angular displacement, therefore optical detection device does not respond, the control device of embroidery machine drives stepper motor rotational synchronization ground and drives driving wheel 43, when the cosmetic sheet band is returned to correct feeding position, grating 461 sends optical signal once more, optical detection device response back output one control signal is given the control device of embroidery machine, stepper motor is stopped operating with driving wheel 43 location, thereby realize the automatic correction that cosmetic sheet band feeding position departs from.
More than combine embodiment and describe the present invention, but this is not construed as limiting the invention, any modification of making under same design, variation and replacement also all belong to the scope of protection of the invention.
Claims (10)
1, oblique decorative sheet feeding device comprises elevating mechanism at least, and it has the travel(l)ing rest that is fixed on the fixed support on the embroidery machine head shank case and is movably connected on the described fixed support and is driven by actuator lifting; Feed mechanism, it has the supporting base that is connected to described travel(l)ing rest, be arranged on stepper motor on the described supporting base, by described stepper motor driven feeding driving mechanism, feeding guiding mechanism and cutter mechanism; It is characterized in that: described feed mechanism be arranged in oblique the place ahead of described embroidery machine head shank case and can be between a position of readiness and an operating position lifting moving, and described feeding guiding mechanism points to the cosmetic sheet sewing position from the oblique the place ahead of shank case after making described feed mechanism arrive the operating position.
2, oblique decorative sheet feeding device according to claim 1, it is characterized in that: between described fixed support and described travel(l)ing rest, be connected with upper and lower connecting rod parallel to each other, and the two ends of each connecting rod are rotatably supported on the connecting axle that is connected with described fixed support, described travel(l)ing rest respectively by bearing, be connected with locking piece between described upper and lower connecting rod, an end of described locking piece is connected to described upward connecting rod, the other end and can freely swings and can selectively be held described lower link.
3, oblique decorative sheet feeding device according to claim 1 and 2 is characterized in that: be formed with boss and groove on described fixed support and the described travel(l)ing rest opposite face respectively and described boss and described groove formation location cooperation when described travel(l)ing rest drops to the operating position.
4, oblique decorative sheet feeding device according to claim 1, it is characterized in that: also comprise the adjusting retaining mechanism, this mechanism comprises upper pedestal, is connected with the travel(l)ing rest of described elevating mechanism, and it is combined into the block with first chute by first slide and first latch segment; Lower base is connected with described feed mechanism, and it is combined into the block that has with vertically extending second chute of first chute of described upper pedestal by second slide and second latch segment; Slide block, its top is formed with first slide rail, the bottom is formed with and vertically extending second slide rail of described first slide rail, described slide block is engaged in described first chute by described first slide rail and can be in by locking of described first latch segment or state slidably, and described slide block is engaged in described second chute by described second slide rail and can be in by described second latch segment locking or state slidably; First adjusting screw(rod) is arranged to drive described slide block and described upper pedestal along relative slip of described first chute; And second adjusting screw(rod), be arranged to drive described slide block and described lower base along relative slip of described second chute.
5, oblique decorative sheet feeding device according to claim 4, it is characterized in that: described slide block has along being parallel to first screw that the described first slide rail direction is extended, and along being parallel to second screw that the described second slide rail direction is extended, described first adjusting screw(rod) is along the direction setting parallel with described first chute and be rotatably supported on first screw bolt seat, and cooperate with described first screw, described second adjusting screw(rod) is along the direction setting parallel with described second chute and be rotatably supported on second screw bolt seat, and cooperate described first screw bolt seat with described second screw, described second adjusting screw(rod) is separately fixed at described upper pedestal, on the described lower base.
6, according to claim 4 or 5 described oblique decorative sheet feeding devices, it is characterized in that: described first chute of described adjusting retaining mechanism, described second chute depart from an angle with the feed direction of described feed mechanism in the plane.
7, oblique decorative sheet feeding device according to claim 1 is characterized in that: described cutter mechanism comprises dead knife, is installed on the described supporting base and its edge of a knife is flushed with described gathering sill front-end edge; Movable cutter shaft is set in parallel in described gathering sill one side and is rotatably supported on the described supporting base by bearing; Movable blade, the leading section and its lateral vertical that are arranged on described movable cutter shaft abut in described gathering sill front-end edge, and can cut off reciprocally swinging between the position of cosmetic sheet band at an open position and; And elastic component, be arranged to and described movable blade can be remained on open position.
8, oblique decorative sheet feeding device according to claim 7 is characterized in that: described elastic component is the extension spring that is connected between described supporting base and the described movable cutter shaft, and described extension spring is nature ground described movable blade is remained on open position.
9, oblique decorative sheet feeding device according to claim 7 is characterized in that: described movable blade has the blade part of attenuation, and forms recessed breach in knife back portion.
10, oblique decorative sheet feeding device according to claim 1, it is characterized in that: also comprise the photo-electric type automatic contraposition device, this device comprises the optical detection device that is installed in the grating on the described stepper motor output shaft and is installed in described supporting base, and the described grating correct feeding position of being arranged to corresponding described cosmetic sheet band produces an index signal and described optical detection device and is arranged to respond the index signal of described grating and exports a control signal and make described stepper motor be positioned at this position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100091956A CN101338500A (en) | 2007-07-04 | 2007-07-04 | Oblique decorative sheet feeding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100091956A CN101338500A (en) | 2007-07-04 | 2007-07-04 | Oblique decorative sheet feeding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101338500A true CN101338500A (en) | 2009-01-07 |
Family
ID=40212663
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2007100091956A Pending CN101338500A (en) | 2007-07-04 | 2007-07-04 | Oblique decorative sheet feeding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101338500A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102560927A (en) * | 2010-12-21 | 2012-07-11 | 拉瑟股份公司 | Method and facility for the application of substance on stitching material, and stitching machine with applicator |
| CN102943356A (en) * | 2012-12-11 | 2013-02-27 | 温州欧罗华实业有限公司 | Paillette embroidering device and paillette embroiderer comprising same |
| CN102978847A (en) * | 2012-12-20 | 2013-03-20 | 温州欧罗华实业有限公司 | Multi-sequin embroidering device and embroidery machine comprising multi-sequin embroidering device |
| CN106283440A (en) * | 2016-08-12 | 2017-01-04 | 温州欧罗华实业有限公司 | A kind of many golden sheet embroidery machines head and embroidery machine thereof |
| CN106436083A (en) * | 2016-12-03 | 2017-02-22 | 李炜荣 | High-speed paillette laminating embroidering mechanism |
| CN110804808A (en) * | 2019-11-04 | 2020-02-18 | 辽宁银河新星轨道交通装备有限公司 | Sewing machine for locomotive air filter element |
| CN112941748A (en) * | 2021-01-29 | 2021-06-11 | 马秀珍 | Automatic flower releasing device and embroidery machine |
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2007
- 2007-07-04 CN CNA2007100091956A patent/CN101338500A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102560927A (en) * | 2010-12-21 | 2012-07-11 | 拉瑟股份公司 | Method and facility for the application of substance on stitching material, and stitching machine with applicator |
| CN102560927B (en) * | 2010-12-21 | 2016-03-02 | 拉瑟股份公司 | Material is applied to the method and apparatus of embroidery article and there is the embroidery machine of application apparatus |
| CN102943356A (en) * | 2012-12-11 | 2013-02-27 | 温州欧罗华实业有限公司 | Paillette embroidering device and paillette embroiderer comprising same |
| CN102943356B (en) * | 2012-12-11 | 2015-05-06 | 温州欧罗华实业有限公司 | Paillette embroidering device and paillette embroiderer comprising same |
| CN102978847A (en) * | 2012-12-20 | 2013-03-20 | 温州欧罗华实业有限公司 | Multi-sequin embroidering device and embroidery machine comprising multi-sequin embroidering device |
| CN102978847B (en) * | 2012-12-20 | 2014-12-03 | 温州欧罗华实业有限公司 | Multi-sequin embroidering device and embroidery machine comprising multi-sequin embroidering device |
| CN106283440A (en) * | 2016-08-12 | 2017-01-04 | 温州欧罗华实业有限公司 | A kind of many golden sheet embroidery machines head and embroidery machine thereof |
| CN106283440B (en) * | 2016-08-12 | 2020-11-17 | 温州欧罗华实业有限公司 | Multi-sequin embroidery machine head and embroidery machine thereof |
| CN106436083A (en) * | 2016-12-03 | 2017-02-22 | 李炜荣 | High-speed paillette laminating embroidering mechanism |
| CN110804808A (en) * | 2019-11-04 | 2020-02-18 | 辽宁银河新星轨道交通装备有限公司 | Sewing machine for locomotive air filter element |
| CN112941748A (en) * | 2021-01-29 | 2021-06-11 | 马秀珍 | Automatic flower releasing device and embroidery machine |
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Open date: 20090107 |