CN1676714B - Eyelet buttonhole sewing machine - Google Patents
Eyelet buttonhole sewing machine Download PDFInfo
- Publication number
- CN1676714B CN1676714B CN2005100598213A CN200510059821A CN1676714B CN 1676714 B CN1676714 B CN 1676714B CN 2005100598213 A CN2005100598213 A CN 2005100598213A CN 200510059821 A CN200510059821 A CN 200510059821A CN 1676714 B CN1676714 B CN 1676714B
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- Prior art keywords
- looper thread
- line
- sewing machine
- eyelet buttonhole
- deflecting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B65/00—Devices for severing the needle or lower thread
- D05B65/06—Devices for severing the needle or lower thread and for disposing of the severed thread end ; Catching or wiping devices for the severed thread
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- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B3/00—Sewing apparatus or machines with mechanism for lateral movement of the needle or the work or both for making ornamental pattern seams, for sewing buttonholes, for reinforcing openings, or for fastening articles, e.g. buttons, by sewing
- D05B3/06—Sewing apparatus or machines with mechanism for lateral movement of the needle or the work or both for making ornamental pattern seams, for sewing buttonholes, for reinforcing openings, or for fastening articles, e.g. buttons, by sewing for sewing buttonholes
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- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B3/00—Sewing apparatus or machines with mechanism for lateral movement of the needle or the work or both for making ornamental pattern seams, for sewing buttonholes, for reinforcing openings, or for fastening articles, e.g. buttons, by sewing
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- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B3/00—Sewing apparatus or machines with mechanism for lateral movement of the needle or the work or both for making ornamental pattern seams, for sewing buttonholes, for reinforcing openings, or for fastening articles, e.g. buttons, by sewing
- D05B3/06—Sewing apparatus or machines with mechanism for lateral movement of the needle or the work or both for making ornamental pattern seams, for sewing buttonholes, for reinforcing openings, or for fastening articles, e.g. buttons, by sewing for sewing buttonholes
- D05B3/08—Sewing apparatus or machines with mechanism for lateral movement of the needle or the work or both for making ornamental pattern seams, for sewing buttonholes, for reinforcing openings, or for fastening articles, e.g. buttons, by sewing for sewing buttonholes for buttonholes with eyelet ends
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- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B65/00—Devices for severing the needle or lower thread
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Sewing Machines And Sewing (AREA)
- Prostheses (AREA)
Abstract
This eye type button hole sewing machine for making an eye type button hole seam equipped with a free starting end (54) of looper thread (12) and a free tail piece (67) includes a thread cutter (21) equipped with a fixed counter knife (22) and a thread extractor (24). The thread extractor (24) includes a thread extracting/cutting area (26). A thread deflecting device (38) with a thread deflector (43) pivotally rotatable from a pause position to an operation position is also provided. In the operation position, the thread deflecting device (38) deflects the starting end (54) of looper thread (12) stopped by a thread cramp (53) outside the counter knife (22) range.
Description
Technical field
The present invention relates to a kind of eyelet buttonhole sewing machine, have a free initiating terminal of a looper thread and the eyelet buttonhole linear slit of a free rear to be used to making, this Sewing machines comprises an arm; One is used to guide the pin of needlework, and this pin can be driven along a z direction by an arm axle that is bearing in this arm; One substrate; The one x-y workbench that can move in this substrate upper edge one x direction and a y direction; One is arranged on the sewing folder on this x-y workbench; One is arranged on the line hook bearing of the driven rotation in this substrate, and this line hook bearing has one and is arranged on the pin hole annex that described pin below is used to supply looper thread; One wire cutter be arranged on corresponding cutter on the workbench; One is used for the wire clamp of looper thread initiating terminal, and this wire clamp is adjacent with described corresponding cutter; One removable this wire clamp of process take out line apparatus, with the rear that grasps looper thread it is supplied to corresponding cutter; And one be used for the described driver of taking out line apparatus.
Background technology
The title of D ü rkopp Adler company has illustrated such eyelet buttonhole sewing machine in the handbook of " Doppelkettenstich-Augenknopfloch-automat mit CNC-Schrittmotortechnik 579/589 ", in this Sewing machines with presumable in looper thread and one-this example-supply and the embedding core looping fancy yarns (gimp thread) that is stitched together with it cuts off with looper thread, and stay a long rear.In a subsequent operation, this looper thread rear and this presumable embedding core looping fancy yarns rear are intersected tailor-tacking (tack) reliably, make then.When cutting off this rear, the looper thread initiating terminal that remains in the wire clamp is simultaneously severed.So just downcutting one falls into one and collects box and the line segment of the Sewing machines of can making dirty.The fact of all two lines initiating terminal that is looper thread and rear being cut in each cutting work can cause the height wearing and tearing of cutter sweep.
Summary of the invention
One object of the present invention is exactly, and improves the Buttonhole sewing machine of described type like this, with the work of the residual line segment of removal that avoids trouble and reduce wearing and tearing to cutter sweep.
According to the present invention, realize this purpose by following feature, according to described feature, be provided with one and can be pivoted to a line arrangement for deflecting that constitutes the stall position of operating position from a stall position that constitutes stop position, this line arrangement for deflecting makes the looper thread initiating terminal deflection that is clamped in the wire clamp go out the scope of corresponding cutter in described operating position.Owing to do not cut off the initiating terminal of looper thread, so there is not the cut-off parts that to remove.This can be equally applicable to embedding core looping fancy yarns.Wearing and tearing have been reduced to cutting tool.Eyelet buttonhole sewing machine according to the present invention is used to make the eyelet buttonhole linear slit, but it also can be used for making the buttonhole or even the lace hole of other type.
Description of drawings
From below in conjunction with the explanation of accompanying drawing to an exemplary embodiment, further feature of the present invention, details and advantage will be apparent, wherein:
Fig. 1 is vertical side view of an eyelet buttonhole sewing machine, and it illustrates an x-y workbench with respect to the position that is in a sewing that placement is to be made of pin;
Fig. 2 is for opening the view of the amplification of part according to the x-y workbench of arrow II among Fig. 1, this view has been rotated counterclockwise 90 °;
Fig. 3 is the thin portion zoomed-in view of Fig. 2;
Fig. 4 is the perspective view of a line arrangement for deflecting;
Fig. 5 is the cutaway view that the ratio of comparing with Fig. 3 on the line V-V of Fig. 3 is amplified, and this figure has rotated 180 ° and line arrangement for deflecting and has been in a stop position;
Fig. 6 is the view corresponding to Fig. 5, and its center line arrangement for deflecting is in an operating position;
Fig. 7 is the thin portion view of the wire clamp on the VII-VII line among Fig. 3;
Fig. 8 takes out line apparatus and the thin portion of corresponding cutter amplification plan view according to arrow VII among Figure 11;
Fig. 9 is the thin portion view of Fig. 3, wherein takes out the initiating terminal that line apparatus is in stop position and looper thread and remains in the wire clamp before placing the sewing folder and making the eyelet buttonhole linear slit;
Figure 10 is the view of the Fig. 9 after on the sewing folder eyelet buttonhole linear slit being set;
Figure 11 is the view of Fig. 9 and 10, wherein takes out line apparatus and pivots towards corresponding cutter; With
Figure 12 is the view that is provided with the sewing of eyelet buttonhole, and its looper thread initiating terminal and rear are suspended on the eyelet buttonhole linear slit.
The specific embodiment
As shown in Figure 1, an eyelet buttonhole sewing machine is a C shape, and the lower basal plate 2 and that it has a top arm 1, a housing form connects this two-part approximately perpendicular column 3.In arm 1, be supported with an arm axle 4 in common mode; This arm axle 4 can be driven by a CD-ROM drive motor (not shown).Driving to the vertical shank with a pin 5 that can move in the z direction is derived by this arm axle 4 in common mode.Supply needlework 6 by pin 5 from a needlework source of supply (not shown).In the lower parts of needle that has pin 5, a crochet hook bearing 7 is arranged in the substrate 2, and this crochet hook bearing 7 has the crochet hook (not shown) that can be driven and center on a vertical axis 8 rotations.Actuating to crochet hook bearing 7 is undertaken by common mode, as for example from known DE 19807771 A1 (corresponding to US patent 6095066).In substrate 2, be provided with a pin above the crochet hook bearing 7 and pass the pin hole annex (throatattachment) 9 that sews up.
Substrate 2 is provided with an x-y workbench 10; This workbench is one can be the cross sliding part that moves on x direction and the y direction in two horizontal coordinate directions.This cross table 10 has for example known conventional design from DE19807771 A1 (corresponding to US patent 6095066).Actuating to workbench 10 is undertaken by an x driver and a y driver, and described driver is a positioning motor, usually preferred stepper motor, but also can be adjustable DC motor.These drivers are not shown.
X-y workbench 10 is provided with a two-piece type supporting plate, and this supporting plate is made up of two partial support bands 11 and 11 '.These partial support bands 11 and 11 ' remain on the x-y workbench with being easy to take off.Partial support band 11,11 ' covers crochet hook bearing 7, described partial support band 11,11 ' must be taken off during by the looper thread 12 of looper thread source of supply (not shown) supply when penetrating one.Also can supply an embedding core looping fancy yarns, this is normally known, does not therefore illustrate especially.
Be provided with a sewing with a both arms pole 14 that pivots and press from both sides 13.The free end of pole 14 is provided with a top clamping plate 15.Thereby undertaken by a driver (not shown) that is positioned at substrate 2 to the pivot actuating of pole 14 with to the pivot actuating of top clamping plate 15, described driver describes in detail at EP 1354993A (corresponding to US 6647905 B2).One bottom clamping plate 16 sets to described top clamping plate 15; This bottom clamping plate is fixed on the partial support band 11.The space of partial support band 11,11 ' top is covered by a lid 17, and this lid 17 can make bottom clamping plate 16 keep moving freely and be adjacent with the bottom clamping plate.
Between this top clamping plate 15 of the downstream of top clamping plate 15-promptly and column 3, be provided with a buttonhole cutter sweep 18 on the y direction.This cutter sweep 18 comprises: one is arranged in the substrate 2 and immovable cutter 19 on the z direction; And an anvil block 20, this anvil block is arranged on the vertical direction of cutter 19 in the arm 1, and can drive this anvil block and return mobile along the z direction downwards and upwards towards cutter.Such design example is as can be from knowing DE 19916660 C1 (corresponding to US6220192 A) of reference.
In x-y workbench 10, be provided with a wire cutter 21, this wire cutter 21 has a static corresponding cutter 22 that is fixed on replaceably on the tool bearing spare 23, this tool bearing spare 23 is fixed in partial support band 11, and himself is static with respect to x-y workbench 10.One takes out line apparatus 24 is oppositely arranged with corresponding cutter 22; This takes out the both arms rod-type that line apparatus is a hook-type.Taking out line apparatus 24 at one end is pivotably mounted on the partial support band 11 by a pivot supporting member 25.Another free end of taking out line apparatus 24 comprises to be taken out line and cuts off zone 26, this zone can partly move with static corresponding cutter 22 cutting joints, this will describe in detail below.
Take out line apparatus 24 and can drive pivot by the Linear actuator 27 of a pneumatically-operated piston-cylinder driver form.This driver 27 comprises a cylinder 28 static with respect to x-y workbench 10, and its piston rod 29 can move by straight line when response cylinder 28 pneumatically actuated.The pneumatically actuated of cylinder 28 undertaken by an electromagnetic valve (not shown) that can be triggered by the control system of Sewing machines, wherein carry out compressed-air actuated supply by a compressed air source (not shown).
Piston rod 29 is guided by a guide type shoe 30 near its outside free end.One drive block 31 with a chute 32 is fixed on the piston rod 29, and this chute 32 extends transverse to the moving direction of piston rod 29.An end of one drive rod 33 of one hinge bar transmission device 34 is directed and supports in this chute 32 by a guide roller 35.Transmission device 34 comprises a drive link 36 and a follower lever 37, and this drive link 36 is hinged on the end of drive rod 33 away from guide roller 35; This follower lever 37 can not relatively rotate be connected with the line apparatus 24 of taking out on the pivot supporting member 25.When piston rod 29 shifts out cylinder 28 promptly when move on Fig. 3 right side, then take out line apparatus 24 and move counterclockwise towards static corresponding cutter 22 at stop position shown in Figure 3 from it.
On static corresponding cutter 22 next doors, promptly at it towards a side of taking out line apparatus 24, be provided with a line arrangement for deflecting 38.Line arrangement for deflecting 38 shown in Figure 4 is contained in the line deflection supporting member 39, and this line deflection supporting member 39 also is static with respect to x-y workbench 10.Be provided with the groove 40 of a upward opening in the online deflection supporting member 39, this groove 40 is along a straight supporting section 41 of being made by spring steel wire that can free hold wired arrangement for deflecting 38 in the longitudinal extension of this supporting member and this groove pivotally.This supporting section 41 by a bolt 42 fixing with prevent any unintentionally dismounting or from supporting member 39, drop.Actual bar line deflector 43 extends with an angle from an end of the supporting section 41 of line arrangement for deflecting 38.One pivot bow portion 44 extends with an angle along identical direction at the other end, and only visible free end 45 that should bow portion 44 is remained in the supporting member 39 by the preload of reversing of corresponding line arrangement for deflecting 38 in Fig. 5 and 6.This preload is such: pivot bow portion 44 and be in the operating position shown in the solid line among Fig. 4 at no load state by supporting section 41 connected line deflectors 43, and when pivot bow portion 44 was reversed preload and activates by opposing correspondingly, bow portion 44 and supporting section 41 upwards were pivoted to stop position shown in dotted lines in Figure 4.
Pivot to line deflector 43 activates also by Linear actuator 27 realizations., an action bars 47 can be pivotally mounted on the sheet metal supporting member 46 of a dihedral around a pivot 48, this supporting member 46 is static with respect to the x-y workbench for this reason.Action bars 47 is an angular pole, and rests in the pivot bow portion 44 of line arrangement for deflecting 38 with a top operation section 49 that is mainly level.One reset section of stretching out downwards basically 50 of the action bars 47 of dihedral rests on the stop part 51 that resets of a pin form in a side, and this stop part 51 is installed on the drive block 31.One also for the positive stops 52 of pin form is formed on the sheet metal supporting member 46, and the medial region between operation section 49 and reset section 50.
When being in top stop position-promptly take out line apparatus 24 according to the view line deflector 43 of Fig. 5 and pivot bow portion 44 together and being in backward stop position shown in Fig. 2 and 3, then drive block 31 is positioned at and cylinder 28 position adjacent, promptly in the piston rod 29 withdrawal cylinders 28.In this position of drive block 31, be installed on the drive block and correspondingly rest on the stop part 51 that resets on the reset section 50 of action bars 47 make described drive block overcome pretorque load upwards-in Fig. 5 counterclockwise-be pivoted to its stop position.If but piston rod 29 is shifted out to take out line apparatus 24 along the operation of the counter clockwise direction in Fig. 2 and 3 from cylinder 28, the stop part 51 that then resets is decontroled the operation section 49 of action bars 47, be enough to make the operation section 49 of action bars 47 to lean against positive stops 52 on thereby pivot bow portion 44 can be switched to by partly discharging its preload downwards, thereby limit the downward pivoting action of pivot bow portion 44.In this position, line deflector 43 is in its operating position.
With respect to the upstream of the online arrangement for deflecting 38 in the position of taking out line apparatus 24, and between online deflector 43 and the pivot bow portion 44, be provided with a wire clamp operated 53 that is used for the initiating terminal 54 of looper thread 12.This wire clamp 53 comprises the rigidity clamping seats 55 that the one and one Flexible Fixturing portion 56 that is formed by a flexible leaf spring matches.This clamping seats 55 and clamping section 56 are installed on the dihedral supporting member 57 together, it is static that thereby this dihedral supporting member 57 is fixed on the partial support band 11 with respect to x-y workbench 10, and especially also is fixed with tool bearing spare 23 and line deflection supporting member 39 on this dihedral supporting member.Near the free end of clamping seats 55, an operative pin 58 is installed in the Flexible Fixturing portion 56, and this operative pin 58 passes the hole 59 on the clamping seats 55 and stretches out from this hole.Between the free end of clamping seats 55 and clamping section 56 and operative pin 58, define a clamping region 60 that is used for looper thread 12 initiating terminals 54 between clamping seats 55 and clamping section 56.When releasing operation pin 58, Flexible Fixturing portion 56 moves towards clamping seats 55, thereby may clamp such initiating terminal 54 as shown in Figure 7.When effect on operative pin 58 during corresponding load, thereby clamping section 56 is left clamping seats 55 and can be inserted or remove initiating terminal 54.
In order to activate wire clamp 53, the control lever 61 of a dihedral is installed to with can pivoting a smaller angle takes out on the line apparatus 24.This control lever 61 comprises a control button 62 that only as seen also can match with operative pin 58 at its end towards wire clamp 53 in Fig. 7.Control lever 61 is loaded by one butterfly/supporting leg spring (leg spring) 63 at its other end, and this spring 63 trends towards making action bars 61 to pivot clockwise with the articulated joint 64 of taking out line apparatus 24 around it and arrives the position shown in the solid line among Fig. 2.
As shown in Figure 8, be positioned at the pivotable free-ended line of taking out of taking out line apparatus 24 and comprise that with cut-out zone 26 the corresponding cut edge 65 and of a V-notch form is positioned at the extraction edge 66 of below, described cut edge.The cut edge 65 of this V-notch form is extracted a rear 67 of looper thread 12 out, then it is caused corresponding cutter 22 to cut, only be used for the initiating terminal 54 of looper thread 12 is extracted out from the wire clamp 53 that keeps this initiating terminal and extract edge 66 out, but do not cut off it.
Describe below with reference to Fig. 9 to 11 pair of operator scheme.
In position shown in Figure 9, the initiating terminal 54 of looper thread 12 leads to wire clamp 53 from pin hole annex 9, in this clamped maintenance in device place.This initiating terminal surpasses wire clamp 53 with a residue section 68 and stretches out.
Now a sewing 69 is inserted sewing folder 13 in a kind of known mode own, this sewing is clamped between the clamping plate 15,16 herein; Make an eyelet buttonhole linear slit 70 then.Mainly by make x-y workbench 10 and folder sewing 69 thereon together along the y direction also-move along the x direction with limited degree-and to carry out making eyelet buttonhole linear slit 70 with respect to pin hole annex 9.Making in a usual manner of eyelet buttonhole linear slit 70 carried out.Certainly, looper thread 12 and the needlework 6 common linear slits 70 that form.Carry out in a manner known way owing to described (making) situation and to the cut-out of needlework 6, so no longer describe herein.
At described the last of process of making, the initiating terminal 54 of looper thread 12 is in once more with the work of making of eyelet buttonhole linear slit 70 and begins identical position before.In addition, the rear 67 of looper thread 12 extends to pin hole annex 9 from eyelet buttonhole linear slit 70.Make the last of work at eyelet buttonhole, because pin hole annex 9 is once more near the position with respect to the bottom clamping plate 16 of sewing folder 13 shown in Fig. 9, x-y workbench 10 moves along the y direction, so that eyelet buttonhole linear slit 70 arrives buttonhole cutter sweeps 18.At this by correspondingly activating anvil block 20 from the top down and forming buttonhole otch 71 by matching with cutter 19.In this position of x-y workbench 10, pin hole annex 9-shown in Figure 10 and 11-taking out between line apparatus 24 and the wire clamp 53.Line deflector 43 is positioned at initiating terminal 54 tops of looper thread 12.
Present operation Linear actuator 27 is taken out line apparatus 24 thus and is taken out line with it and cut off zone 26 along the counter clockwise direction in direction-Fig. 2 of wire clamp 53 and corresponding cutter 22-move.Simultaneously, the pivot bow portion 44 that has been moved upwards up to its stop position shown in Figure 5 is released, thereby be moved down into operating position shown in Figure 6, this means that line deflector 43 also pivots downwards, and compress the initiating terminal 54 of the looper thread 12 that is positioned at this deflector below downwards, thereby further move forward along with taking out line apparatus 24, by extracting edge 66 rather than V-arrangement cut edge 65 these initiating terminals 54 of extracting out.The form of having been taken out line and having cut off zone 26 from the rear 67 of taking out the nearer looper thread 12 of line apparatus 24 is that the cut edge 65 of V-notch is grasped, and drags along the direction towards corresponding cutter 22.
Taking out taking out line and cutting off before zone 26 arrives corresponding cutter 22 of line apparatus 24, the control button 62 of control lever 61 touches the operative pin 58 of Flexible Fixturing portion 56, thereby opens wire clamp 53.Continue to move along direction along with taking out line apparatus 24, extract edge 66 out and the initiating terminal 54 of looper thread 12 can be extracted out from wire clamp 53 towards corresponding cutter 22.On the other hand, the rear 67 of the looper thread 12 that is dragged by V-arrangement cut edge 65 is inserted into wire clamp 53.When the pivoting action of corresponding cutter 22 finished, the initiating terminal 54 of looper thread 12 was withdrawn from from wire clamp 53 at withdrawing device 24.This initiating terminal 54 will fall.The rear 67 of looper thread 12 is cut off on corresponding cutter 22.By correspondingly designing control button 62, can be in this position releasing operation pin 58 once more, thereby close wire clamp 53.Butterfly spring 63 helps to make control lever 61 to move back to its initial position.The rear 67 of looper thread 12 is clipped in the wire clamp 53.Activate Linear actuator 27 then so that in the piston rod 29 withdrawal cylinders 28.Like this, take out line apparatus 24 and pivot back it once more in the position shown in Fig. 2.Line arrangement for deflecting 38 upwards is pivoted to it once more at the stop position shown in Fig. 5, and the bow portion 44 that promptly pivots is forced to move up by the operation section 49 of action bars 47, and carries line deflector 43 and move up.
When x-y workbench 10 counter motions during to shown in Figure 9 position below pin hole annex 9 is positioned at bottom clamping plate 16, recline when the finishing rear 67 of the looper thread 12 on the online deflector 43 of online cutting-off process is spurred downwards from this, thereby moves to line deflector 43 belows and arrive position shown in Figure 9.Then, after buttonhole was made end-of-job, this rear 67 of looper thread 12 became and is used for the initiating terminal 54 that eyelet buttonhole linear slit 70 is next time made the looper thread 12 of work.
As shown in figure 12, after described cutting operation, the initiating terminal 54 and the rear 67 of looper thread 12 are positioned on the sewing 69.Initiating terminal 54 grows residue section 68 than rear 67.According to prior art, this residue section 68 is cut off always, thereby has made Sewing machines dirty.Initiating terminal 54 and rear 67 are pulled down by buttonhole otch 71, and they are sewed up manual excision then at this place.
Claims (9)
1. be used to make an eyelet buttonhole sewing machine that has an eyelet buttonhole linear slit (70) of a free initiating terminal (54) of a looper thread (12) and a free rear (67), comprise:
-one arm (1);
-one is used to guide the pin (5) of needlework (6), and this pin (5) can be driven along a z direction by an arm axle (4) that is bearing in the described arm (1);
-one substrate (2);
-one x-y workbench (10) that can move in described substrate (2) upper edge one x direction and a y direction;
-one is arranged on the sewing folder (13) on the described x-y workbench (10);
-one is arranged on the crochet hook bearing (7) of the driven rotation in the described substrate (2), and this crochet hook bearing (7) has one and is arranged on the pin hole annex (9) that described pin (5) below is used to supply looper thread (12);
-one wire cutter (21) be arranged on a corresponding cutter (22) on the described x-y workbench (10);
-one is used for the wire clamp (53) of the free initiating terminal (54) of described looper thread (12), and this wire clamp (53) is adjacent with described corresponding cutter (22);
The described wire clamp of-one removable process (53) take out line apparatus (24), this is taken out line apparatus (24) and is used to grasp the free rear (67) of described looper thread (12) and should be supplied to described corresponding cutter (22) by free rear (67); And
-one is used for the described driver (27) of taking out line apparatus (24);
Wherein, be provided with a line arrangement for deflecting (38), this line arrangement for deflecting (38) can be pivoted to the stall position of a formation one operating position from a stall position that forms a stop position, and this line arrangement for deflecting deflects into beyond the scope of described corresponding cutter (22) the free initiating terminal (54) of the looper thread (12) that is clamped in the wire clamp (53) in described operating position.
2. an eyelet buttonhole sewing machine according to claim 1 is characterized in that, described line arrangement for deflecting (38) can be driven by the described driver (27) of taking out line apparatus (24).
3. eyelet buttonhole sewing machine according to claim 2, it is characterized in that, described line arrangement for deflecting (38) comprises that one can move to the line deflector (43) that engages with the free initiating terminal (54) of described looper thread (12) pivotally, links to each other with described line deflector securely with one and can be by the pivot bow portion (44) of described driver (27) operation of taking out line apparatus (24).
4. an eyelet buttonhole sewing machine according to claim 3 is characterized in that, described line arrangement for deflecting (38) is supported pivotly by a support section (41) that forms between described line deflector (43) and described pivot bow portion (44).
5. eyelet buttonhole sewing machine according to claim 3, it is characterized in that, described line arrangement for deflecting (38) is formed by spring steel wire, and an end (45) of this steel wire is held so that described pivot bow portion (44) and described line deflector (43) are pivoted to one first stall position in described two stall position.
6. eyelet buttonhole sewing machine according to claim 3, it is characterized in that, described pivot bow portion (44) can be engaged by the action bars (47) that the driver (27) of described line arrangement for deflecting (24) is operated with one, thereby when function driver (27), described pivot bow portion (44) and described line deflector (43) are pivoted to one second stall position in described two stall position.
7. eyelet buttonhole sewing machine according to claim 1, it is characterized in that, the described line apparatus (24) of taking out comprises and takes out line and cut off zone (26), this zone has a cutting edge edge (65) and and extracts edge (66) out, described cut edge (65) is grasped the free rear (67) of described looper thread (12) and should be supplied to described corresponding cutter (22) by free rear, and described extraction edge (66) is extracted the free initiating terminal (54) of described looper thread (12) out from described wire clamp (53).
8. an eyelet buttonhole sewing machine according to claim 1 is characterized in that, the described line apparatus (24) of taking out is designed to put the free rear (67) of described looper thread (12) into described wire clamp (53) when extracting out.
9. eyelet buttonhole sewing machine according to claim 8, it is characterized in that, the described line apparatus (24) of taking out is provided with a control lever (61), and described control lever (61) is opened described wire clamp (53) when the free rear (67) of described looper thread (12) is put into described wire clamp (53).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102004015813.4 | 2004-03-31 | ||
| DE102004015813A DE102004015813B3 (en) | 2004-03-31 | 2004-03-31 | Eyelet buttonhole sewing machine, with a looper thread tensioner/cutting mechanism, has a swing deflector to move the leading end of the clamped looper thread away from the counter cutting blade |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1676714A CN1676714A (en) | 2005-10-05 |
| CN1676714B true CN1676714B (en) | 2011-04-27 |
Family
ID=34442591
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2005100598213A Active CN1676714B (en) | 2004-03-31 | 2005-03-31 | Eyelet buttonhole sewing machine |
Country Status (7)
| Country | Link |
|---|---|
| EP (1) | EP1584725B1 (en) |
| JP (1) | JP4669726B2 (en) |
| KR (1) | KR101162366B1 (en) |
| CN (1) | CN1676714B (en) |
| AT (1) | ATE449207T1 (en) |
| DE (2) | DE102004015813B3 (en) |
| TW (1) | TWI333989B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102007022818A1 (en) | 2007-05-15 | 2008-11-20 | Dürkopp Adler AG | sewing machine |
| DE102011005936A1 (en) * | 2011-03-23 | 2012-09-27 | Dürkopp Adler AG | An eyelet buttonhole sewing machine and method for sewing an eyelet buttonhole seam having a gimptive path |
| DE102021128687A1 (en) | 2021-11-04 | 2023-05-04 | Bundesdruckerei Gmbh | Clamping device for a back or lower thread of a sewing machine |
Citations (4)
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|---|---|---|---|---|
| CN86202662U (en) * | 1986-04-29 | 1987-09-30 | 杭州缝纫机厂 | Buttonhole stitching machine |
| CN1271789A (en) * | 1999-04-26 | 2000-11-01 | 重机公司 | Feeding table driving device of buttonhole sewing machine |
| EP1354993A2 (en) * | 2002-04-16 | 2003-10-22 | Dürkopp Adler Aktiengesellschaft | Buttonhole sewing machine |
| CN1470699A (en) * | 2002-07-20 | 2004-01-28 | 杜尔克普-阿德勒股份公司 | Ball-end button hole sewing machine |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2722779B2 (en) * | 1990-05-22 | 1998-03-09 | ブラザー工業株式会社 | Holing machine |
| JP3426709B2 (en) * | 1994-05-30 | 2003-07-14 | ブラザー工業株式会社 | Eyelet overhole sewing machine thread trimming device |
| JP2000300885A (en) * | 1999-04-22 | 2000-10-31 | Juki Corp | Device for cutting of bobbin thread of sewing machine |
| JP4799752B2 (en) * | 2001-04-13 | 2011-10-26 | Ｊｕｋｉ株式会社 | Hole sewing machine |
-
2004
- 2004-03-31 DE DE102004015813A patent/DE102004015813B3/en not_active Expired - Fee Related
-
2005
- 2005-03-19 DE DE502005008513T patent/DE502005008513D1/en active Active
- 2005-03-19 AT AT05006063T patent/ATE449207T1/en not_active IP Right Cessation
- 2005-03-19 EP EP05006063A patent/EP1584725B1/en active Active
- 2005-03-23 TW TW094108945A patent/TWI333989B/en not_active IP Right Cessation
- 2005-03-25 KR KR1020050024818A patent/KR101162366B1/en active IP Right Grant
- 2005-03-30 JP JP2005098905A patent/JP4669726B2/en active Active
- 2005-03-31 CN CN2005100598213A patent/CN1676714B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86202662U (en) * | 1986-04-29 | 1987-09-30 | 杭州缝纫机厂 | Buttonhole stitching machine |
| CN1271789A (en) * | 1999-04-26 | 2000-11-01 | 重机公司 | Feeding table driving device of buttonhole sewing machine |
| EP1354993A2 (en) * | 2002-04-16 | 2003-10-22 | Dürkopp Adler Aktiengesellschaft | Buttonhole sewing machine |
| CN1451799A (en) * | 2002-04-16 | 2003-10-29 | 杜尔克普-阿德勒股份公司 | Buttonhole machine |
| CN1470699A (en) * | 2002-07-20 | 2004-01-28 | 杜尔克普-阿德勒股份公司 | Ball-end button hole sewing machine |
Non-Patent Citations (2)
| Title |
|---|
| JP特开2000-300885A 2000.10.31 |
| JP特开平7-323173A 1995.12.12 |
Also Published As
| Publication number | Publication date |
|---|---|
| TW200536979A (en) | 2005-11-16 |
| DE102004015813B3 (en) | 2005-05-19 |
| JP4669726B2 (en) | 2011-04-13 |
| EP1584725A2 (en) | 2005-10-12 |
| JP2005288169A (en) | 2005-10-20 |
| KR20060044733A (en) | 2006-05-16 |
| CN1676714A (en) | 2005-10-05 |
| TWI333989B (en) | 2010-12-01 |
| DE502005008513D1 (en) | 2009-12-31 |
| ATE449207T1 (en) | 2009-12-15 |
| EP1584725B1 (en) | 2009-11-18 |
| EP1584725A3 (en) | 2006-10-04 |
| KR101162366B1 (en) | 2012-07-09 |
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