CN1932119B

CN1932119B - Device for embroidering cords or the like and embroidery or quilting machine with such device

Info

Publication number: CN1932119B
Application number: CN 200610153677
Authority: CN
Inventors: F·拉泽; H·努斯鲍默; H·蒂森
Original assignee: Laesser AG
Current assignee: Laesser AG
Priority date: 2005-09-14
Filing date: 2006-09-14
Publication date: 2013-03-27
Anticipated expiration: 2026-09-14
Also published as: CN1932120B; CN1932120A; CN1932119A

Abstract

The present invention provides a device used for embroidery and an embroidery machine or a linking machine, wherein the device has an embroidering wheel (85) driven by a driving device (15). The driving path starts from a motor and is guided to the embroidering wheel (85) through a gear shaft, a clutch wheel and a gear wheel. A reset attachment (21) controlled by an equipment controller is used for disengaging coupling which comprises a joy stick (29) to operate a cutting device (84) by combination with a connecting-rod (98). The cutting device (84) is used for cutting a band (95) after embroidering a pattern. A moving falchion (88) is then opened through the reset attachment (21). A cylinder frame of an embroidery machine moves to make the band (95) below a plate spring (24) and then to clamp with each other. If the moving falchion (88) closed through the reset attachment (21) moves relative to a resting falchion (86) to make a pin (26) press on the plate spring (24) for enhancing the clamping function. Thereby, a new embroidering beginning end for embroidering following pattern is reliably secured.

Description

Be used for the device of embroidery fringing and have embroidery machine or the binding-off machine of this device

Technical field

The present invention relates to a kind of for the device by means of rotatable fringing wheel (Soutacherad) or like embroidery fringing (Schnur) or analog.

Background technology

There has been the device for the embroidery decoration material since the last 100 years.For lancé embroidery fringing or list are embroidered on the embroidery bed material with desired decorating.If following is referred to fringing, then be in order to understand better.Namely be not subjected to the limitation of this exemplary appellation of fringing.

FR 467 481 has described a convergent-divergent embroidery machine with a driving mechanism, is used for handling many fringing wheels for embroidery pigtail suede, fringing, ornamental thread, chenille, pearl line and similar ornament materials.These fringings wheel has one and is used for centre bore and periphery hole that pricker passes, by periphery hole guiding will embroider fringing or analog on the cloth.The periphery hole that also can have a plurality of different sizes.The fringing wheel is by a pore area moving towards rotation and fringing is alternately embroidered to cloth at one side or the another side of fringing with pin corresponding to pattern when the embroidery fringing.

CH 563 486 illustrates an embroidery machine, and wherein many fringing wheels rotate by device program control and by tooth bar.

US 6,957, and 615 have described a binding-off machine, and it has many fringing wheels, and they are rotated by cingulum by an Electric Machine Control ground by device program.

Above-mentioned example shown ought no longer need the fringing device or when for example the expectation assembling was used for the device of embroidery sequin, it was complicated being equipped with the fringing device or removing the fringing device again for embroidery machine or binding-off machine.

If when a pattern is finished, there is not known fringing device to have a fringing cutting.Its defective is, each pattern interconnects by fringing length, and they must take a lot of trouble afterwards, and ground is manual to be removed.The fringing length of removing also produces the rubbish of not expecting.Welter does not solve cutting problem since a century, and its reason is to arrange for the narrow interval of steils eedle with a France cun (27.08cm), and therefore do not have the space to be used for a cutter sweep.Another problem is in addition, how can embroider without problems after cutting.

Described a device that is used for embroidery fringing or analog in a undocumented Swiss Patent application Nr.00078/06, it has one and can be coupled by breaking away from for the clutch that is coupled and by a resetting means of embroidery machine needle lever operation.This device also has an advantage, and it is easy to be installed in arbitrarily on the needlework location or can replaces a device that is used for the embroider dress diamante.Because related device or fringing head can only be determined a unique needlework location, therefore these devices may use in arbitrarily circulation (Rapport), and wherein minimum circulation in the cards is 8/4 circulation (a fringing head for each the second needlework location).But these fringing heads cutter sweep of not being used for fringing the same as all the other prior aries.

Summary of the invention

Therefore the objective of the invention is to realize a device that is used for embroidery fringing or analog, can cut fringing and it the fringing top of can embroidering again without any problems by it.

Be achieved thus according to this purpose of the present invention, fringing wheel can be rotated to support on the support and on this support for cut and fixedly fringing a cutter sweep and a clamping device are set.Described cutter sweep side is arranged on the support.Its advantage is that described fringing is cut by the position that embroidery has been connected with the embroidery bed material regularly near this fringing.Suitable is that described cutter sweep has the cutting knife of a static cutting knife and an activity.This point can realize one as the cutting process by a scissors.This static cutting knife can consist of by a plate that is arranged on the support, consists of a cutting seamed edge thereon.Although narrow and small this in position also can be realized cutting.The cutting knife of said activity can be made of a lever that can swing for the cutting seamed edge, and this lever is connected with the axle of level.In order to realize a cleaner cutting, suitable is to make the cutting knife of described activity pass through a spring with respect to static cutting knife pretension.

Advantageously utilize a lower leaf spring that is arranged on the support place as clamping device.Realize fixing to clamp of fringing at narrow space thus.In order to realize clamping more reliably fringing, described cutter sweep can have a control member, and it is applied to pressure on the leaf spring.

An advantageous embodiment of this device has an on off mechanism, and it can be handled by the controller of embroidery machine, is used for device being coupled or disconnecting.This on off mechanism can be connected by the shank of an embroidery machine.But for example also can have a solenoid or a cylinder is used for connecting.This solenoid or cylinder also can impel disconnection and the cutting of fringing in this case.

Preferably have a resetting means, be used for disconnecting again on off mechanism.This resetting means advantageously has a control stick that is used for handling many needlework location.

Described cutter sweep and/or clamping device can advantageously be handled by resetting means.A special mechanism that is used for the manipulation cutter sweep is unnecessary thus.This resetting means advantageously is connected with the moving cutting tool of cutter sweep by an adjustable connecting rod for this reason.

A preferred embodiment of the present invention has a fringing brake.Fringing drawing-off ground when embroidery is kept, and this is conducive to embroider more neatly fringing.This fringing brake can have many pins, can guide fringing around them.The pin that fringing twines is more, and the trigger action on fringing and fringing tension force are just larger.

The invention still further relates to an embroidery machine or binding-off machine, it has at least one such as each described device in the claim 1 to 23.

This embroidery machine or binding-off machine also advantageously have at least one device that is used for embroider dress diamante or analog.This can realize controllably by embroidery program embroider selected fringing or dress ornament diamante.

Description of drawings

By means of accompanying drawing one embodiment of the present of invention are described now.In the accompanying drawing:

Fig. 1 illustrates many fringing head and dress ornament diamante heads on the Schiffli machine that are assemblied in, and can see that wherein all heads have the common driver device, and it is used for driving fringing head and dress ornament diamante head selectively.Can see equally the public resetting means of fringing head and dress ornament diamante head,

Fig. 2 illustrates the off-state of fringing head,

Fig. 3 illustrates the fringing head after realizing activating by shank,

Fig. 4 illustrates the stereogram of a fringing head before the cutting fringing,

Fig. 5 illustrates the side view of the fringing head of Fig. 4,

Fig. 6 illustrates the fringing head of the Figure 4 and 5 of looking from behind,

Fig. 7 to 9 illustrates the fringing head the same with Fig. 4 to 6, but after cutting and clamping fringing,

Figure 10 illustrates a side view of fringing device, wherein also can see the fringing brake,

Figure 11 is illustrated in the stereogram of the later fringing brake of access fringing,

Figure 12 illustrates the fringing brake at the stereogram of open mode.

The specific embodiment

To not shown sewing thread and shuttle thread, because hinder clarity, understand for those skilled in the art embroidery machine of the present invention not necessarily because of it on the other hand at Fig. 1 to 12.Owing to the identical reason also not shown cloth that will be ambroidered in the accompanying drawings.An exception is Figure 10, can see there cloth 18 and fly shuttle band 20.Cloth top pressing device 52 and cable guiding

device

54,58 for sewing thread are shown equally.

Fig. 1 illustrates and manyly is arranged on dress ornament flash of light head 10 and a fringing head 10 ' on the Schiffli machine with 16/4-circulation (for dress ornament flash of light head 10 of per four needlework location configuration and fringing head 10 ').They are fixed on the angle-pedestal 12 of machine (seeing Fig. 1,2 and 3) by bolt 14 with being easy to change, and wherein guide finger 16 (seeing Fig. 4) is responsible for accurate location.One can be used for driving by the drive unit 15 of device controller control.This drive unit 15 has a motor 17, and for example stepper motor can drive the cogged axle of tool or a tooth axle 19 that extends in whole device length by it, can be coupled fringing head and dress ornament diamante head 10,10 ' by it.Therefore driving route is delivered to driving shaft 57 (seeing Fig. 1 and 4) from motor 17 by tooth axle 19, castle wheel 51, gear 53.

A resetting means 21 is used for disengaging and is coupled.This resetting means can and mainly be comprised of a cylinder 23 device controller control equally, and its piston 25 is hinged on the lever 27, and this lever can make a control stick 29 swing.This control stick 29 has a binding clasp 30 in whole device length extension and for each fringing head and dress ornament diamante head 10,10 ', and it makes fringing head 10 ' or dress ornament flash of light head 10 break away from when handling resetting means 21 and is coupled.In Fig. 1, can also see the shank 31 with pin 33.Shank 31 at each corresponding fringing head 10 ' or dress ornament flash of light head 10 is fixed a control cam 35, and it is used for being coupled.

The clutch 49 of described fringing head 10 ' has a castle wheel 51, and it meshes (seeing Fig. 3) with tooth axle 19 (seeing Fig. 1) after being coupled.This castle wheel 51 is bearing on the lever 55 (sees Fig. 4), and this lever swings around driving shaft 57.A spring 56 efforts be made so that lever 55 remains on the position of castle wheel 51 and 19 engagements of tooth axle.This castle wheel 51 meshes (seeing Fig. 4) enduringly with the gear 53 that is positioned on the driving shaft 57.

Described lever 55 has two arms 59,61.Rotatably mounted the castle wheel 51 and on off mechanism 65 that is used for making clutch 49 break-makes that can be handled by the binding clasp 30 of shank 31 and resetting means 21 (seeing Fig. 7) is arranged at another arm 61 on arm 59.

If can by shank 31 direct manipulation clutches 49, then preferably use an on off mechanism 65 that is used for controlled clutch 49.This on off mechanism 65 consists of like this so that lever 55 rigidly and not only the active force by spring 56 remain on and be coupled the position.

As shown in Figure 4, described on off mechanism 65 has an actuating linkage 67, and a control arm 68 is set thereon.This actuating linkage 67 can swing and can swing by the control stick 29 of resetting means 21 on another direction of rotation by shank 31 on a direction of rotation.Described actuating linkage 67 is connected with a cam disc 69 by axle 66, and cam disc is pressed a bearing pin 71 by spring 73 tops.This cam disc 69 can rotate between two position "off" and " connection ", the open position of these location positioning clutches 49 (seeing Fig. 2) or on-position (seeing Fig. 3).Bend 72 (seeing Fig. 5) extends to the another location from a position.Until the central spring 73 of bend 72 continues tensioning and then slightly unloading.Described cam disc 69 is fixed on open position or on-position by spring 73.

The motion of the cam disc 69 that causes by shank 31 causes the oscillating motion of lever 55, makes thus castle wheel 51 and 19 engagements (seeing Fig. 3) of tooth axle.If cam disc 69 moves by arm 30 in the opposite direction by resetting means 21, then make castle wheel 51 break away from engagement with tooth axle 19 again, but a pawl teeth 75 (seeing Fig. 4) is embedded into castle wheel 51 the insides, is used for only locking this castle wheel.Only lock driving shaft 57 by gear 53 thus.This causes fringing to take turns 85 stop for a fringing head.

Mistake described above from motor 17 by tooth axle 19, castle wheel 51, gear 53 driver circuit to driving shaft 57.This driving shaft 57 is bearing in sidewall 36,38 the insides.At driving shaft 57 bevel gear 79 is set, it and another bevel gear that is connected with the toothed belt wheel (not shown) 81 engagements.This toothed belt wheel is used for driving the fringing wheel 85 that tooth is arranged by a cingulum 87.Each fringing head 10 ' only has a unique fringing wheel 85.

Described fringing wheel 85 has one and is used for centre bore 89 (seeing Fig. 1) and at least one periphery hole 91 that tambour needle 33 passes, and guides fringing 95 or analog on the cloth of will embroidering by periphery hole.By the known fringing wheel of above-mentioned prior art.

So far describe the description that corresponds essentially to Swiss Patent application Nr.00078/06, other details sees also this application.

Cut 88 according to what the cutter sweep 84 of Fig. 4 to 9 had a static cutting knife 86 and an activity.What this was static cuts 86 by a steel plate formation, and thereon, the side consists of a cutting blade 90.This steel plate consists of the part of the support 46 that is made of many plates.Cutting of described activity 88 can consist of with respect to the lever that cutting blade 90 swings by one, and it is connected with a horizontally disposed axle 92.This axle is bearing on the sidewall 36,38.Make movable cutting knife 88 with respect to static cutting knife 86 pretensions by a spring 96 that is arranged between adjustment ring 94 and the sidewall 38.This movable cutting knife 88 is coupled by the control stick 29 of an adjustable connecting rod 98 with resetting means 21.

Use a leaf spring 24 that is arranged on below the support 46 as the clamping device of fringing 95.In the time of in order to strengthen clamping action pin 26 cutting process that are arranged on mobilizable cutting knife 88 being finished fully and afterwards the top is pressed onto on the leaf spring 24.

A fringing brake 32 (seeing Figure 10 to 12) is used for making fringing 95 always keep slightly tensioning.Prevent from thus when fringing 95 is by 85 rotations of fringing wheel, forming a winding of not expecting.Described fringing brake 32 has many pins 94, can guide fringing 95 around them.The pin more than 94 that fringing 95 centers on, braking effect is just larger.Renovate 40 for one and prevent that fringing 95 from pulling out from fringing brake 32.

Described fringing head the 10 ' following work: when program requires embroidery fringing 95, for example by per two fringing heads, then for corresponding needlework location by shank 31 controlled clutches 49 and the corresponding fringing head 10 ' fringing 95 that begins to embroider.Make the on the one hand curve of aligned pattern trend and redirect to one side or another side when making on the other hand fringing 95 in single acupuncture correspondingly of fringing wheel 85 in this control by device controller, acupuncture is alternately realized at one side or the another side of fringing 95 usually, make thus sewing thread winding fringing 95 and fringing is embroidered on the cloth with flying the fixing thorn of shuttle thread.Fringing 95 acupunctures for relative stiffness realize along a zig-zag path, needn't or only make fringing deflection thus pettiness.

Open resetting means 21 by device controller after embroidery fringing pattern, this causes clutch 49 and cutter sweep 84 to be opened.Then make the cylinder frame (Gatter) of embroidery machine mobile, clamp so that fringing 95 places below the leaf spring 24 and thus.Close resetting means 21 by device controller in addition.Handle cutter sweep 84 and cut thus fringing 95 by connecting rod 98 thus.Described pin 26 tops are pressed on the leaf spring 24 and strengthen clamping action.Guarantee that thus fringing top is fixing reliably for the embroidery of subsequent pattern.

Be summarized as follows in a word: described fringing device has a fringing wheel 85, and it can be rotated to support on the support 46.The driving of this fringing wheel 85 can be realized by the drive unit 15 of device controller control by one.This driving route directs into fringing wheel 85 from motor 15 by tooth axle 19, castle wheel 51, gear 53, bevel gear 79, bevel gear 81, toothed belt wheel (not shown) and cingulum 87.Described castle wheel 51 is parts of clutch 49, and clutch can be coupled by shank 31.One can be coupled for breaking away from by the resetting means 21 of device controller control, and this resetting means has a control stick 29.Also can handle cutter sweep 84 by connecting rod 98 by this control stick 29, be used for cutting fringing 95 behind embroidery fringing pattern.Carry out like this at this, make later at embroidery fringing pattern and movable cut 88 and open by resetting means 21, the cylinder frame of this embroidery machine moves, and then clamps below the leaf spring 24 so that fringing 95 places.If the cutting knife 88 of activity is cut 86 and moved with respect to static when closing by resetting means 21, then pin 26 tops are pressed on the leaf spring 24 and strengthen clamping action.Make thus new fringing top fixing reliably for the following pattern of embroidering.

Claims

1. A kind of by means of the embroider device of fringing (95) of rotatable fringing wheel (85), it is characterized in that, fringing wheel (85) can be rotated to support on the support (46), and upper in order to cut and fixing fringing and be provided with cutter sweep (84) and clamping device (22) at this support (46).

2. Device as claimed in claim 1 is characterized in that, described cutter sweep (84) is arranged on the support (46) laterally.

3. Device as claimed in claim 1 is characterized in that, described cutter sweep (84) has static cutting knife (86) and movable cutting knife (88).

4. Device as claimed in claim 3, it is characterized in that, described static cutting knife consists of by the plate that is arranged on the support (46), consist of onboard cutting seamed edge (90), and the cutting knife of described activity (88) is made of the lever that can swing for cutting seamed edge (90).

5. Device as claimed in claim 3 is characterized in that, the cutting knife of described activity (88) passes through spring (96) with respect to static cutting knife pretension.

6. Device as claimed in claim 1 is characterized in that, described clamping device (22) has leaf spring (24).

7. Device as claimed in claim 6 is characterized in that, described cutter sweep (84) has control member (26), and it is applied to pressure on the clamping device (22) for fixing fringing top.

8. Such as each described device in the claim 1 to 7, it is characterized in that, described device has on off mechanism (65), and it is handled by the controller of embroidery machine, is coupled for device being coupled or breaking away from by clutch (49).

9. Device as claimed in claim 8 is characterized in that, described on off mechanism (65) is connected by the shank (31) of embroidery machine.

10. Device as claimed in claim 8 is characterized in that, described on off mechanism disconnects by resetting means (21).

11. Device as claimed in claim 10 is characterized in that, described resetting means (21) has the public control stick (29) of many embroidery machine needlework location.

12. Device as claimed in claim 10 is characterized in that, described cutter sweep (84) and clamping device (22) are handled by resetting means (21).

13. Device as claimed in claim 10 is characterized in that, the cutting knife of described activity (88) is handled by resetting means (21) by connecting rod (98).

14. Device as claimed in claim 1 is characterized in that, described fringing wheel (85) is by being driven by the driving mechanism (15) of embroidery machine controller control.

15. Device as claimed in claim 14 is characterized in that, described fringing wheel (85) drives by the driving mechanism that is arranged on the embroidery machine, and this driving mechanism is public for many needlework location.

16. Device as claimed in claim 15, it is characterized in that, has clutch (49), it has the gear as castle wheel (51), wherein this gear not only is in engagement with the gear of driving mechanism (15) or tooth axle (19) but also with the gear (53) of driving shaft (57) after being coupled, and wherein this gear can pass through resetting means (21) and breaks away from engagement again.

17. Device as claimed in claim 16, it is characterized in that, described castle wheel (51) be bearing in the lever (55) that can swing around driving shaft (57) upper and enduringly with gear (53) engagement of driving shaft (57), and this lever (55) directly or by on off mechanism (65) is swung by shank (31).

18. Device as claimed in claim 17 is characterized in that, has spring (56), and it efforts be made so that the lever (55) that can swing remains in position, in gear or tooth axle (19) engagement of this position castle wheel (51) with driving mechanism (15).

19. Device as claimed in claim 17, it is characterized in that, described lever (55) is double-arm lever, wherein at the on off mechanism (65) that an arm (59) arranges castle wheel (51) and setting can be passed through shank (31) or resetting means (21) manipulation on another arm (61), on off mechanism is determined the position that switches on and off of clutch (49).

20. Device as claimed in claim 16 is characterized in that, described driving shaft (57) is coupled by transmission device (79,81,87) and fringing wheel (85).

21. Device as claimed in claim 20 is characterized in that, at driving shaft (57) bevel gear (79) is set, bevel gear (81) engagement of it and another and toothed belt wheel (83) engagement, and toothed belt wheel drives fringing wheel (85) by cingulum (87).

22. Device as claimed in claim 21 is characterized in that, has fringing brake (32).

23. Device as claimed in claim 22 is characterized in that, described fringing brake (32) has many pins (94), can guide fringing around them.

24. Device as claimed in claim 13 is characterized in that, described connecting rod (98) is adjustable connecting rod (98).

25. Device as claimed in claim 14 is characterized in that, driving mechanism is the cogged axle of tool or tooth axle (19).

26. Has at least one such as embroidery machine or the binding-off machine of each described device (10 ') in the claim 1 to 25.

27. Embroidery machine as claimed in claim 26 or binding-off machine is characterized in that, it also has at least one device (10) that is used for the embroider dress diamante.