CN101886310B - Method for sewing a sewn item - Google Patents
Method for sewing a sewn item Download PDFInfo
- Publication number
- CN101886310B CN101886310B CN201010179002.3A CN201010179002A CN101886310B CN 101886310 B CN101886310 B CN 101886310B CN 201010179002 A CN201010179002 A CN 201010179002A CN 101886310 B CN101886310 B CN 101886310B
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- China
- Prior art keywords
- sewing product
- sewing
- upper thread
- bottom line
- cut
- Prior art date
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- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B11/00—Machines for sewing quilts or mattresses
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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
Abstract
The method involves penetrating a needle (70) with an upper thread (66) in a sewing item (72), and connecting the upper thread with a lower thread (68). The needle is withdrawn from the sewing item. The upper thread is tightened in such a manner that the lower thread connected with the upper thread is drawn with an end, which is turned towards the sewing item, above a surface (76) turned above the needle, so that an end (78) of the lower thread is removed at a region of the surface. The lower thread is sectioned before clamping the upper thread at an end of a sewing section.
Description
Technical field
The present invention relates to a kind of method for by means of upper thread and bottom line, for example utilizing double lock stitch machine to be sewed to sewing product, this sewing product especially is comprised of the sewing product layer at least two preferably large planes, in the method, pin enters in sewing product with upper thread and upper thread is connected with bottom line, and and then pin is pulled back from sewing product.
Background technology
Method according to classification is known by prior art.
In this method, for example from storage device, taking out sewing product layer and these sewing product layers provides by the sewing unit for processing.The sewing unit can have sewing product backing plate and punch block, and this sewing product backing plate, with the presser feet be arranged in above the sewing product backing plate, is furnished with large metering pin in this punch block.Below being configured to the sewing product backing plate of orifice plate, the sewing unit has especially the shuttle (Greifer) with the corresponding quantity of quantity of pin, and these shuttles are fixed on the shuttle frame.Shuttle and pin move in the mode swung, in order to for example on the sewing product be placed on the sewing product backing plate, implement chain stitch or double-chain needle tracking or similar needle tracking.Sewing product is preferably provided by material roller in the mode wound off by storage device.At this, for each sewing product layer, provide distinctive material roller.
For example DE 203 17 988 U1 disclose a kind of storage device, in this storage device, are furnished with the material roller of flatly arranging one by one corresponding to the quantity of sewing product layer.Be furnished with a guider for each material roller in frame, each material roller of sewing product backing plate can be put in this guider.This guider can be realized: utilize its shell face to be placed on conveyer belt material roller.
Vertically be provided with another material roller by means of lifting device at each above material roller, thereby material blanking roller can be arranged in this material roller above material blanking roller and replaced by falling, as long as the sewing product of material blanking roller winds off fully or should be replaced.
Although this storage device has advantage aspect the equipment time of heavy material roller and manual operation in real work, but still be not gratifying solution, this is because for example the replacing of the sewing product layer within different batches (Charge) is all the time or very time-consuming.
In addition, known method of sewing product being sewed by means of upper thread and bottom line, this sewing product especially is comprised of the sewing product layers at least two preferably large planes.This method, for example at lock stitch sewing machine, is preferably implemented on double lock stitch machine, and in the method, pin enters in sewing product with upper thread and upper thread is connected with bottom line.Shuttle is embedded into bottom line in the loop line formed by upper thread when pin is pulled back for this reason, and then produces being connected between upper thread and bottom line.After cutting off upper thread and bottom line, in two surf zones of sewing product, the end of a thread occurs when sewing on or after sewing finishes, generally these the end of a thread are manually cut off.This process is very time-consuming and may cause the consequence of damaging sewing product, and for example when being cut off, sewing product is damaged.
Summary of the invention
The object of the invention is to, improving the method according to classification for sewing product is sewed aspect removal the end of a thread.
As solution, utilize the present invention to propose: upper thread is tightened up in the following way, that is, the bottom line that will be connected with upper thread utilizes its end towards sewing product to be pulled to above the surface of pin, thereby the end of bottom line can be removed in the zone on this surface.
By realizing according to method of the present invention: the end of a thread only occurs on a surface, thereby the opposed side of sewing product is not with the end of a thread ground to form on the manufacture side.This permission: obviously reduce the spending for removing the end of a thread, this is because only unique surface of sewing product is also needing to be processed aspect removal the end of a thread.This method is particularly useful for lock stitch sewing machine, in this lock stitch sewing machine, by suitable control, can by means of upper thread, the end of bottom line be moved on the surface of pin in simple mode.For example can arrange: upper thread can be applied in higher tension during bottom line passes for this reason.This for example can be achieved by the method for transporting sewing product, thereby upper thread is applied in additional stress, thereby bottom line utilizes its end towards sewing product to move on the surface of pin.
Improvement project arranges: bottom line was cut off before the tension upper thread on the end of sewing section.Can reach the reliable separation of bottom line thus, and bottom line can not be applied in additional stress as for example occurring when pulling apart.Can protect thus the sewing result in order to avoid suffer damage.Bottom line can cut off by means of the cutter applicable to this, scissors or analog.Cut-out can automatically be carried out, thereby can basically avoid manual intervention.
Upper thread can be strained in the following way, that is, sewing product is with respect to needle movement.Can reach tension is incorporated into to the purpose in upper thread simply controllably thus.The size of tension especially can be carried out accurate adjustment in simple mode.Tool is advantageous, and only a large tension like this is introduced in upper thread, and this tension need to be moved the end of bottom line on the surface of pin.In upper thread, excessive tension can cause upper thread to be torn.
Can arrange in addition: upper thread is tightened up by means of take-up device especially tie rod.Take-up device can automatically be controlled, thereby this take-up device produces tension on official hour point in upper thread, and on this time point, the end of bottom line should be pulled through through sewing product.Take-up device can have tie rod for this reason, and this tie rod can preferably operate by means of drive unit.Drive unit can be electronic, pneumatic or can be also the drive unit of hydraulic pressure.
In addition, bottom line surpasses the part of stretching out on surface and basically is disconnected with flush ground, especially cut-out.For example disconnect and can implement by pulling apart.Be that the part of stretching out of bottom line is cut off but tool is advantageous, thereby undesirable pulling force can not occur as far as possible on bottom line.Cut off the place or the length that allow in addition accurately to determine disconnection.Exactly when the disconnection basically arranged with surface with flushing, having confirmed to cut off is that tool is advantageous, this be because on the one hand this cut-out can by means of cutting tool come simply and accurately implement and on the other hand the end of a thread of bottom line can stop with flush ground.Therefore do not have the end of a thread outstanding from surface.
Can also arrange: bottom line is cut off with the length of maximum 10mm.If the situation of avoiding seam to unclamp, this make has confirmed it is that tool is advantageous.By the length of predesignating, basically avoided automatically getting loose of seam.
Can arrange in addition: the cut-out that bottom line is surpassed to the part of stretching out on surface utilizes the cutter sweep of at least one plane earth work to implement.Utilize cutter sweep to reach the length of predesignating that bottom line surpasses the part of stretching out on surface in simple mode.The cutter sweep of plane earth work for example can form with the form of cutting head or analog.Cutting head for example can have and is loaded into lip-deep contact-making surface.The cutting tool that side direction is outstanding can catch and cut off the end that bottom line surpasses the part of stretching out on surface, preferably according to the length that can predesignate, on cutting head, can adjust this length or rather.Length can be for example 10mm.But also can arrange: cutting head and flush ground cut off the end of bottom line.
Preferably be essentially each pin or for distributing a cutter sweep.By this way, seam application the present invention that can be to be produced for each.
In addition, the upper thread that preferably medially (mittig) cutting distributes from the teeth outwards and do not sew up with sewing product.The upper thread that this permission will not made is removed from sewing product equally.At this, can arrange: implement cutting by means of above-mentioned cutter sweep equally.But also distinctive cutting tool can be set in addition, this cutting tool catches and basically medially cuts upper thread from the teeth outwards.The single seam of sewing product can be separated by this way.
Tool is advantageous, utilizes the cutter sweep of plane earth work to cut off cut upper thread.So the end that also can preferably utilize equally bottom line removes the cut end of upper thread.Can reach and remove simply, rapidly and reliably the end of a thread.Manually intervention can be avoided basically fully.
Accompanying drawing explanation (one)
Other advantages and feature are learnt from the following explanation to embodiment.To essentially identical parts, adopt identical Reference numeral to mark.In addition, consult the explanation to the embodiment according to Fig. 2 about identical feature and function.Accompanying drawing is schematic diagram and only for setting forth the following example.Wherein:
Fig. 1 goes out to have the sewing unit of the storage device of prior art with schematic side illustration;
Fig. 2 illustrates the perspective view of the sewing unit with storage device of the present invention;
Fig. 3 illustrates the schematic side elevational view according to the storage device of Fig. 2;
Fig. 4 illustrates the part according to the roller accommodation section of the storage device of Fig. 3 with side view, and this part is with two material rollers of arranging stackedly;
Fig. 5 illustrate according to the roller accommodation section with the support that partly side direction shifts out of Fig. 4 and
Fig. 6 illustrate according to Figure 4 and 5 with the roller accommodation section that is arranged in the locational support of lateral tilt.
The specific embodiment (one)
Fig. 1 illustrates the schematic side elevation for the storage device 10 of the Sewing machines 14 with at least one sewing unit, utilize this Sewing machines 14 to manufacture the mattress sheet, this mattress sheet is current to be formed by three sewing product layers 16,18,20, and these sewing product layers 16,18,20 extract from material roller 24,26,28 respectively.Current sewing product layer 18 is that foamed material forms by elastomeric material.Sewing product layer 20 forms cover layer.Sewing product layer 16 is comprised of non-elastic material.
Sewing product to be sewed up is placed with overlapping each other and formed to sewing product layer 16,18,20 when coil stripping, and this sewing product is transported to the sewing unit by the guide roller do not marked.The conveying of sewing product layer 16,18,20 realizes by the power produced on sewing product.In the sewing unit, the sewing product layer 16,18,20 of placing is stitched into sewing product with overlapping each other mutually.Sewing product is derived and is transported to further by the guiding that do not mark or slewing rollers and processes, and in the output area of this external Sewing machines group of this guiding or slewing rollers, sewing product is tightened.
Each spare roll of the upper surface bearing of each material roller 24,26,28, this spare roll is arranged in the material roller below this spare roll for transposing.Can at first remove corresponding material roller 24,26,28 for this reason, thereby be arranged in these material roller spaces for the creativity above material roller 24,26,28 for holding.Then the latter manually is released in the position of previous material roller 24,26,28.Can continue the manufacture process of sewing product after the threading process.
Disadvantageously verified in the prior art, if when needs are replaced at least one in three sewing product layers 16,18,20 or an idle running in material roller 24,26,28, to change so corresponding material roller 24,26,28.Must make Sewing machines 14 stop fully for this reason.Change the outfit and need a lot of time, especially because material roller will be replaced.
Fig. 2 illustrates now according to storage device 32 of the present invention, and this storage device 32 has three roller accommodation sections 34.Each roller accommodation section 34 is current has two supports 42, and these supports 42 are vertically arranged stackedly in paired mode respectively.When first three roller accommodation section 34 is flatly arranged one by one, thereby sewing product layer separately can be placed during the material roller 24,26,28,36,38,40 in being arranged in support 42 extracts with overlapping each other.
Each support 42 holds each material roller 24,26,28,36,38,40.Each material roller 24,26,28,36,38,40 can be rotated to support on these material rollers 24,26,28,36,38,40 support 42 separately.Fig. 3 goes out storage device with schematic side illustration.
The part that support 42 is roller accommodation section 34.Can extract corresponding sewing product layer and can be transported to the sewing unit material roller 24,26,28,36,38,40 in being arranged in one of roller accommodation section 34.The unit of sewing is current be as before about prior art the sewing unit pointed sewing unit.Support 42 substantial horizontal of roller accommodation section 34 are arranged side by side stackedly.
Current 42 internal supports of the support in roller accommodation section 34 substantially the same or at least for the sewing process fundamental characteristics aspect similar material.Therefore when reaching the end that is wound on the first sewing product layer on material roller 24,26,28,36,38,40, can directly be transformed on vertical adjacent material roller 24,26,28,36,38,40, method is: the top of the second sewing product layer of material roller that only will be vertically adjacent is connected with the end of the first sewing product layer.
As apparent from Figure 3, each support 42 have that at least two the turn up the soil cantilever 44 arranged and one extend between cantilever 44 apart for holding the rotating shaft 46 of material roller 24,26,28,36,38,40 separately.
Each support 42 has a plurality of rollers 48, and these rollers 48 can be rotated to support on support 42 and material roller 24,26,28,36,38,40 can be put on these rollers 48.Be placed in thus material roller on roller 48 support 42 vertically on without the power of costing a lot of money, just can move axially.This make can realize: not only material roller 24,26,28,36,38,40 is changed simply, and this make allows to adjust these material rollers 24,26,28,36,38,40 in addition on the axial location of material roller 24,26,28,36,38,40.
In this external current make, arrange: storage device 32 is comprised of three roller accommodation sections 34, these roller accommodation sections 34 form on the plane of perpendicular in order to hold two material rollers 24,26,28,36,38,40 respectively, thereby the rotating shaft 46 of material roller 24,26,28,36,38,40 is orientated basically in parallel with each other.Fig. 4 illustrates the roller accommodation section 34 for material roller 16 and 24.
Arrange in addition: the upper bracket 42 of roller accommodation section 34 has respectively storing apparatus 50, utilizes this storing apparatus 50 material roller 24,26,40 can be transported in upper bracket 42 separately (Fig. 4-6).Storing apparatus 50 has slide 52 for this reason, and this slide 52 has the contact-making surface 54 that can cling on material roller 24,26,40.Slide 52 can with respect to support 42 push and pull-out location between the motion and can form agley (Fig. 5 and 6) with respect to support 42 on the terminal location of the position consistency with pulling out.
As apparent from Fig. 5 and 6, slide 50 can be around axle 56 pivotables, thereby this slide 50 can be crooked in the following way with respect to support 42 on the terminal location of pulling out, that is, material roller 24,26,40 can simply take out or insert.
Contact-making surface 54 is current to be formed by a plurality of rollers 48 that can be rotated to support in slide 52.By roller 48, material roller 24,26,40 just can move in the axial location of wanting without very large power pushing on position of slide 52.
Be hinged with linear motor 60 between slide 52 and storing apparatus 50, utilize this linear motor 60, slide 52 can push and pull-out location between move.For the manual intervention that slide 52 is positioned, therefore basically can simplify.The hinged of the layout of slide 52 and linear motor 60 allows in addition: slide 52 can equally also be tumbled in corresponding position between its moving period.Slide 52 is released and therefore caused too around the tumbling of axle 56, thereby slide 52 utilizes unique drive unit can move to from its feed position (referring to Fig. 4-6) in its roll change position.
In order to change material roller 24,26,28,36,38,40, cantilever 44 of each of each support 42 can form movably with respect to carrier 62 (more precisely around the axis that is parallel to rotating shaft 46 distributions).This permission: cantilever 44 separately is preferably downwards away from pivotable, thereby slide 52 is released with together with material roller 24,26,40 on being placed on this slide 52 for material roller 24,26,40 motion in the axial direction separately.
From Fig. 2 and 3, can find out in addition, for each two supports of roller accommodation section 34 are used in connection and the guider 64 of sewing product layer in 42 minutes, this sewing product layer will extract from material roller 24,26,28,36,38,40.This connection and guider 64 can be realized: top or the end of the sewing product layer of the material roller in work are not fixed to make each.Connection and guider 64 have two clamping devices of turning up the soil each other and arranging apart for this reason, utilize these clamping devices can fix sewing product layer separately with clamping.Unshowned, each clamping device has at least one can be with respect to the roller of sewing product layer pivotable.
The following describes the technological process for delivery of the sewing product layer:
For the purpose of sewing up, sewing product layer 14,16,18 is transported to the Sewing machines 14 with sewing unit from storage device 32.Storage device 32 has six material rollers 24,26,28,36,38,40 for this reason, from these material rollers 24,26,28,36,38,40, can extract each sewing product layer 16,18,20. Material roller 24,26,28,36,38,40 vertically is arranged in roller accommodation section 34 stackedly in paired mode.
As shown in Figure 2, arrange: material roller 24,26,28 provides sewing product layer 16,18,20, and these sewing product layers 16,18,20 are placed with overlapping each other and are transported to the sewing unit by not detailed turning to guide roller of marking.Current sewing product layer 16,18,20 is stitched into to the mattress sheet.Each two material rollers 24,26,28,36,38,40 with sewing product layer 16,18,20 are arranged in two supports 42 of roller accommodation section 34 in storage device 32, wherein, the first sewing product layer 16,18,20 support from roller accommodation section 34 42 extract and are transported to Sewing machines 14.
While needing, be arranged in above the first sewing product layer 16,18,20 or following sewing product layer 16,18,20 from each second material roller 24,26,28,36,38,40 in the interior extraction of the second support 42 of corresponding roller accommodation section 34 and be transported to Sewing machines 14.For this reason, the second sewing product layer 16,18,20 is connected with the end of the first sewing product layer 16,18,20.To this, the first sewing product layer 16,18,20 with can extending longitudinallyly with it on its end basically cut off before the second sewing product layer 16,18,20 is connected with meeting at right angles, in order to form straight seamed edge.
Treat that interconnective end is arranged ground connection each other and the splicing tape of two ends of utilization overlap joint interconnects.By proceeding production process, therefore the second sewing product layer 16,18,20 is transported to for proceeding the sewing unit of the process of sewing by the first sewing product layer 16,18,20 automatically.Therefore can reduce to minimum degree or be independent of production process separately and carry out for the assembly work of changing material roller 24,26,28,36,38,40. Sewing product layer 16,18,20 is stored in roller accommodation section 34 stackedly with the form of material roller 24,26,28,36,38,40.Be arranged in material rollers 24,26,28,36,38,40 in the support 42 of roller accommodation section 34 and there is identical or similar material aspect the fundamental characteristics for the sewing process at least.
For the good connection of the end to be connected that can reach sewing product layer 16,18,20, treat interconnective sewing product layer 16,18,20 before its end is coupled together relative to each other fixing in position.In addition, also can make material roller 24,26,28,36,38,40 move each other on its axial location for this reason.
Two material rollers 92,94 addedly are shown in Fig. 2 and 3, these material rollers 92,94 are arranged in the roller accommodation section equally, wherein, material roller 92 and 94 is so-called covering layer materials, and this covering layer material is arranged and sewed up as the superiors during as quilt or mattress sheet in Production Example.When manufacturing quilt or mattress sheet, often need between these covering layer materials, replace frequently, so that can be correspondingly, preplanned batch of different makes be sewed.Therefore also be applicable to band according to the advantage illustrated previously of storage device 10 of the present invention and be useful on the storage device 10 according to the roller accommodation section of this covering layer material of material roller 92 and 94.In Fig. 2 and 3, can find out, these material rollers 92 and 94 are directly adjacent to Sewing machines 14 ground and are bearing in roller accommodation section 22, thereby this covering layer material also is set up the spatially place of close sewing unit.Need to again be pointed out that, in the storage device 10 in foundation Fig. 2 and 3 shown in and illustrate previously, whole features of roller accommodation section 22 before also can being set directly at Sewing machines 14 aspect material roller 92 and 94 in the roller accommodation section 22 of setting for this reason.The advantage illustrated previously thus also realizes in this zone.
Accompanying drawing explanation (two)
In conjunction with following accompanying drawing, the sewing process is described.Wherein:
Fig. 7-11 illustrate the sewing process and for the exemplary method steps of the yarn that cuts off lock stitch sewing machine;
Figure 12 illustrates the section with the sewing product of the upper thread of straining with perspective view;
Figure 13 illustrates the cutter sweep for cutting off thread end with perspective view; And
Figure 14 illustrates the cutter sweep according to Figure 13 with top view.
The specific embodiment (two)
It is evident that the method for sewing product 72 is sewed from Fig. 7-11, this sewing product 72 is formed by the sewing product layer 16,18 on two large planes, and these sewing product layers 16,18 are connected with bottom line 66,68 by means of upper thread.In the method, the pin 70 of sewing unit not shown further enters in sewing product 72 with upper thread 66.Upper thread 66 is connected with bottom line 68, and and then pin 70 is from sewing product 72 pull back (Fig. 7).
For bottom line 68 is separated with sewing product 72, below sewing product 72, that is to say and be furnished with the cutter sweep 74 (Fig. 8) that cuts off bottom line 68 in the zone on the surface away from pin of sewing product 72.After cutting off bottom line 68 and forming free end 78, mobile sewing product 72 on carriage direction, upper thread 66 is tightened up in the following way thus,, the bottom line 68 that will be connected with upper thread 66 utilizes its free end 78 to be pulled to above the surface 76 of pin 70, thereby the end 78 of bottom line 68 can be removed in the zone on this surface 76.Bottom line 68 was cut off before tension upper thread 66 on the end of sewing section.Alternative with respect to mobile sewing product 72, the tension of upper thread 66 also can be carried out (Fig. 9) by unshowned independently tie rod.
According to another make, arrange: if upper thread 66 because sewing product 72 transports and is placed on surperficial 76 between the beginning of the end of seam and follow-up seam, this upper thread 66 also is cut off (Figure 10) so.
By means of cutter 82 basically in heart cutting be distributed on surface 76 and upper thread 66 (Figure 11 and 12) that do not sew up with sewing product 72.
Can there is blade 84 transverse to the cutter 82 of carriage direction motion for this reason.Blade 84 is arranged obliquely with respect to surface 76 and the acutangulate shape of shape gradually on this blade 84.Upper thread 66 can be caught by this tip and cut by blade 84 by gliding motility thus.Produce thus the end of a thread 86 of upper thread 66.Then the end of a thread 86 can be cut off with together with the end of a thread 78 of bottom line 68 in the operation by means of cutter sweep 80 (Figure 13 and 14).To under stable condition, the end of a thread of bottom line and/or upper thread utilizes air to blow away or siphons away, thereby produces reliable cutting process.
When seam starts, also arrange: bottom line 68 is pulled on the surface 76 of pin 70 by means of upper thread 66.
Embodiment in the accompanying drawings is only for setting forth the present invention and being not limited to this.
Reference numerals list
10 storage devices
14 Sewing machiness
16 sewing product layers
18 sewing product layers
20 sewing product layers
22 roller accommodation sections
24 material rollers
26 material rollers
28 material rollers
32 storage devices
34 roller accommodation sections
36 material rollers
38 material rollers
40 material rollers
42 supports
44 cantilevers
46 rotating shafts
48 rollers
50 storing apparatus
52 slides
54 contact-making surfaces
56 axles
58 arms
60 linear motors
62 carriers
64 connect and guider
66 upper threads
68 bottom lines
70 pins
72 sewing products
74 cutter sweeps
76 surfaces
The end of 78 bottom lines
80 cutter sweeps
82 cutters
84 blades
The end of 86 upper threads
88 cutting plates
90 sawtooth pattern exterior features
92 material rollers
94 material rollers
Claims (15)
1. for by means of upper thread and bottom line (66, the method of 68) sewing product (72) being sewed, in described method, pin (70) enters in described sewing product (72) with described upper thread (66) and described upper thread (66) is connected with described bottom line (68), and then described pin is pulled back from described sewing product (72), it is characterized in that, described upper thread (66) is tightened up in the following way, , the described bottom line (68) that will be connected with described upper thread (66) utilizes the end of the close described sewing product (72) of described bottom line (68) to be pulled near above the surface (76) of described pin (70), thereby the described end (78) of described bottom line (68) can be removed in the zone of described surface (76).
2. by method claimed in claim 1, it is characterized in that, described bottom line (68) is cut off before at the described upper thread of tension (66) on the end of sewing section.
3. by method claimed in claim 1, it is characterized in that, described upper thread (66) is strained in the following way, that is, described sewing product (72) moves with respect to described pin (70).
4. by method claimed in claim 1, it is characterized in that, described upper thread (66) is tightened up by means of take-up device.
5. by method claimed in claim 1, it is characterized in that, the part of stretching out on described surface (76) that surpasses of described bottom line (68) is disconnected with described surface (76) basically with flushing.
6. by method claimed in claim 5, it is characterized in that, described bottom line (68) is cut off with the length of maximum 10mm.
7. by method claimed in claim 5, it is characterized in that, to the cut-out that surpasses the part (78) of stretching out on described surface (76) of described bottom line (68), utilize the cutter sweep (80) of at least one plane earth work to implement.
8. by method claimed in claim 7, it is characterized in that, be essentially every pin (70) or each is for distributing a cutter sweep.
9. by method claimed in claim 1, it is characterized in that, cutting is distributed in the upper and described upper thread (66) that do not sew up with described sewing product in described surface (76).
10. by method claimed in claim 9, it is characterized in that, utilize the cutter sweep (80) of plane earth work to cut off described cut upper thread (66).
11. by method claimed in claim 9, it is characterized in that, medially cutting is distributed in the upper and described upper thread (66) that do not sew up with described sewing product in described surface (76).
12. by method claimed in claim 1, it is characterized in that, the method utilizes double lock stitch machine to carry out, described sewing product (72) is comprised of at least two sewing product layers (16,18).
13. by the described method of claim 12, it is characterized in that, described sewing product layer (16,18) is the sewing product layer on large plane.
14. by method claimed in claim 4, it is characterized in that, described take-up device is tie rod.
15. by method claimed in claim 1, it is characterized in that, the part of stretching out on described surface (76) that surpasses of described bottom line (68) is cut off with described surface (76) basically with flushing.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102009020961 | 2009-05-12 | ||
| DE102009020961.1 | 2009-05-12 | ||
| DE102009036988.0 | 2009-08-12 | ||
| DE102009036988A DE102009036988A1 (en) | 2009-05-12 | 2009-08-12 | Method for sewing a sewing material |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101886310A CN101886310A (en) | 2010-11-17 |
| CN101886310B true CN101886310B (en) | 2014-01-08 |
Family
ID=42674595
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010179002.3A Expired - Fee Related CN101886310B (en) | 2009-05-12 | 2010-05-12 | Method for sewing a sewn item |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP2253753B1 (en) |
| CN (1) | CN101886310B (en) |
| DE (1) | DE102009036988A1 (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106192221A (en) * | 2016-08-17 | 2016-12-07 | 东莞永腾自动化设备有限公司 | A kind of computer quilter remove the end of a thread bind |
| DE102017201240A1 (en) * | 2017-01-26 | 2018-07-26 | Dürkopp Adler AG | Method for producing a seam beginning upper thread of a seam to be formed in sewing material with a defined nominal seam projection and sewing machine for carrying out such a method |
| DE102017207626A1 (en) * | 2017-05-05 | 2018-11-08 | Dürkopp Adler AG | Method for producing a seam end lower thread with a predetermined desired seam protrusion |
| CN113106644B (en) * | 2021-04-16 | 2023-07-04 | 安正时尚集团股份有限公司 | Processing device and processing method for high-heat-insulation fabric clothes |
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|---|---|---|---|---|
| DE868830C (en) * | 1940-12-28 | 1953-02-26 | Singer Mfg Co | Automatic device for cutting thread chains on or between successive workpieces for sewing machines |
| GB894657A (en) * | 1958-05-26 | 1962-04-26 | Singer Mfg Co | Thread-end holder for sewing machines |
| DE10354348B4 (en) | 2003-05-20 | 2005-03-17 | Nähmaschinenfabrik Emil Stutznäcker GmbH & Co KG | Multi-needle sewing machine for combining sheets, e.g. mattress covers, includes feeder unit with conveying belts, especially for elastic materials |
| JP5073272B2 (en) * | 2006-11-17 | 2012-11-14 | Ｊｕｋｉ株式会社 | sewing machine |
-
2009
- 2009-08-12 DE DE102009036988A patent/DE102009036988A1/en not_active Withdrawn
-
2010
- 2010-05-12 EP EP20100004996 patent/EP2253753B1/en active Active
- 2010-05-12 CN CN201010179002.3A patent/CN101886310B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5144901A (en) * | 1989-10-31 | 1992-09-08 | Brother Kogyo Kabushiki Kaisha | Needle thread holding device for holding leading end portion of the needle thread in sewing machine having thread cutting mechanism |
| CN1320737A (en) * | 2000-04-26 | 2001-11-07 | 大和缝纫机制造株式会社 | Double-thread overlock sewing machine |
| CN1590621A (en) * | 2003-09-02 | 2005-03-09 | 大和缝纫机制造株式会社 | Stitching structure |
| CN101054760A (en) * | 2006-04-14 | 2007-10-17 | Juki株式会社 | Sewing machine |
Also Published As
| Publication number | Publication date |
|---|---|
| EP2253753A2 (en) | 2010-11-24 |
| EP2253753B1 (en) | 2014-03-12 |
| EP2253753A3 (en) | 2011-10-19 |
| DE102009036988A1 (en) | 2010-12-16 |
| CN101886310A (en) | 2010-11-17 |
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