CN108374246A - A kind of anti-Bird's Nest device of use in sewing machine - Google Patents
A kind of anti-Bird's Nest device of use in sewing machine Download PDFInfo
- Publication number
- CN108374246A CN108374246A CN201810366639.XA CN201810366639A CN108374246A CN 108374246 A CN108374246 A CN 108374246A CN 201810366639 A CN201810366639 A CN 201810366639A CN 108374246 A CN108374246 A CN 108374246A
- Authority
- CN
- China
- Prior art keywords
- connecting rod
- sewing machine
- line
- tangential knife
- bird
- 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.)
- Granted
Links
- 238000009958 sewing Methods 0.000 title claims abstract description 44
- 238000005485 electric heating Methods 0.000 claims description 9
- 238000009434 installation Methods 0.000 claims description 5
- 239000007787 solid Substances 0.000 claims 1
- 239000004744 fabric Substances 0.000 abstract description 7
- 244000000626 Daucus carota Species 0.000 abstract description 4
- 235000005770 birds nest Nutrition 0.000 abstract description 4
- 235000005765 wild carrot Nutrition 0.000 abstract description 4
- 230000001960 triggered effect Effects 0.000 abstract description 2
- 238000009966 trimming Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
Classifications
-
- 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
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B65/00—Devices for severing the needle or lower thread
- D05B65/006—Devices for severing the needle or lower thread with heated tools
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Sewing Machines And Sewing (AREA)
Abstract
The present invention discloses a kind of anti-Bird's Nest device of use in sewing machine, including mounting bracket, driving source A, driving source B, tangent line component, hooking component, the tangent line component, hooking component, driving source A, driving source B are separately mounted on mounting bracket；After sewing machine has stitched trimming, the upper thread on eedle is triggered and clamped with hook device.When sewing machine plays seam next time, in face of cloth traffic direction, be aligned on the cloth cover of suture needle position, stretch next tangential knife.Subsequent during playing seam, which cuts off nipped upper thread.The present invention can be transformed or install additional to many sewing machine types such as existing bar tacking machine, template machine, pattern sewing machine, flat seam machine, prevent Bird's Nest.
Description
Technical field
The present invention relates to sewing machine field, specifically a kind of anti-Bird's Nest device of use in sewing machine.
Background technology
When " Bird's Nest " i.e. sewing machine plays seam, the upper thread of the free state on needle is stayed in, cloth bottom surface is involved in by rotating shuttle, and rear
Continuous sewing action is sewn on cloth bottom surface, and the stitching of a nest like of formation influences sewing quality and appearance.
The patent of invention of Publication No. CN204185662U discloses a kind of anti-Bird's Nest device of computer tangent line flat seam machine, prevents
Bird's Nest blade is installed in presser feet.
The patent of invention of Publication No. TW201402902A discloses a kind of thread holding device of sewing machine, is by blade
It is installed on the downside of pin hole.
Above-mentioned two pieces patent is required for specific part, to which this scheme has significant limitation.Such as Publication No.
The patent of invention of CN204185662U needs to be changed to the built-in blade of presser feet, however flat seam machine is in order to make no technique, presser feet
There are very more kind and model, has then limited to the use of anti-Bird's Nest.Such as invention of Publication No. TW201402902A again
Patent needs to be changed to the built-in blade of needle plate, likewise, the needle plate of sewing machine has very more kind and model, then also limits to
The use of anti-Bird's Nest.
Invention content
The present invention provides a kind of anti-Bird's Nest device of use in sewing machine, nothing needs to change spy to solve sewing machine problem above
Fixed presser feet or needle plate etc., so that it may realize anti-Bird's Nest function.Suitable for many machines such as bar tacking machine, template machine, pattern sewing machine, flat seam machine
Type.The anti-Bird's Nest device includes：Mounting bracket, driving source A, driving source B, tangent line component, hooking component, it is characterised in that：It is described
Tangent line component, hooking component, driving source A, driving source B are separately mounted on mounting bracket；The tangent line component includes tangential knife peace
Fill seat, tangential knife；Tangential knife is installed in the lower end of the tangential knife mounting base, and the output shaft of the driving source A can drive described cut
Line cutter spacing moves to Tangented position to cut off sewing thread；The hooking component includes that line hooks seat, line hooks, clamp spring leaf, and the line hooks
Installation is online to be hooked on seat and tilts towards the sewing needle position of sewing machine, the clamp spring pressure in the upper surface that the line hooks,
The front end setting that the line hooks can catch on the gib head of sewing thread, and the output shaft of the driving source B can drive the line hook to be moved to
Needle position is sewed, sewing thread is caught on when returning.
Further, the tangent line component further includes swing rod, first connecting rod, the first hinged shaft, L-shaped second connecting rod, shaft,
Third connecting rod, axis；The rotary magnet is mounted on the mounting bracket, the affixed pendulum of output shaft of the rotary magnet
Bar, the swing rod are hinged one end of the first connecting rod, and the other end of the first connecting rod is hinged one end of the second connecting rod,
The corner of the second connecting rod is rotatably assorted with the shaft, and the shaft is fixedly arranged on mounting bracket；The second connecting rod
The other end is hinged one end of the third connecting rod, the affixed tangential knife mounting base in this one end of the third connecting rod, and the third connects
The other end of bar is inserted on the mounting bracket in the axis being pivoted；The hooking component further include fourth link, the 5th connecting rod,
Six-bar linkage；The cylinder is mounted on mounting bracket and tilts the eedle towards sewing machine, and the line hooks seat and is installed in the peace
It shelves, the rear end setting socket that the line hooks, one end of fourth link described in grafting in the socket, the fourth link
The other end is hinged one end of the 5th connecting rod, and the other end of the 5th connecting rod is hinged one end of the six-bar linkage, described
The other end of six-bar linkage is hinged one end of push rod cup, and the other end of the push rod cup is fixed in the lever of the cylinder.
After sewing machine has stitched trimming, the upper thread on eedle is triggered and clamped with hook device.When sewing machine plays seam next time,
In face of cloth traffic direction, be aligned on the cloth cover of suture needle position, stretch next tangential knife.Subsequent during playing seam, this is cut
Line knife cuts off nipped upper thread.
Further, the tangential knife can be universal cutter, can also be electric heating tangential knife.When for electric heating tangential knife
When, the tangential knife includes electric heating tangent line blade and insulating base, and the electric heating tangent line blade is installed in the insulating base, described
Insulating base is installed in the tangential knife mounting base.
Further, the line hooks setting in seat and inhales line mouth, inhales one end of line mouth towards the clamp spring leaf, the other end
Air-breathing tracheae is connect, line hooks the aspiration channel that travels forward and siphons away the end of a thread cut off when sewing cycle again.
Further, the tangent line position of tangential knife is slightly above the minimum point of tangential knife mounting base.When the tangential knife is installed
After seat moves downward on earth, the minimum point of tangential knife mounting base is abutted with the upper plane of sewing-machine foot plate, to meet different cloth
The difference for expecting thickness ensures that the stub cut out is consistent and short.
Compared with prior art, the configuration of the present invention is simple, can be to existing bar tacking machine, template machine, pattern sewing machine, flat seam machine etc. very
More sewing machine types are transformed or install additional, prevent Bird's Nest
Description of the drawings
Fig. 1 is the structural schematic diagram of the embodiment of the present invention 1.
Fig. 2 is the structural schematic diagram at 1 another visual angle of the embodiment of the present invention.
Fig. 3 is the structural schematic diagram at 1 another visual angle of the embodiment of the present invention.
Fig. 4 is the structural schematic diagram of the embodiment of the present invention 2.
Fig. 5 is the partial enlarged view of the embodiment of the present invention 2.
Fig. 6 is the complete machine schematic diagram after present invention installation.
Specific implementation mode
Embodiment 1, referring to attached drawing 1-3, a kind of anti-Bird's Nest device of bar tacking machine, including：Tangent line component, hooking component, peace
1 is shelved, the tangent line component, hooking component are separately mounted on mounting bracket 1, and the mounting bracket 1 is mounted on bar tacking machine；
The tangent line component include rotary magnet 2, swing rod 21, first connecting rod 22, the first hinged shaft 23, L-shaped second connecting rod 24,
Shaft 25, third connecting rod 26, tangential knife mounting base 27, tangential knife 28, axis 29；The rotary magnet 2 is mounted on the installation
On frame 1, the affixed swing rod 21 of output shaft of the rotary magnet 2, the swing rod 21 is hinged the one of the first connecting rod 22
End, the other end of the first connecting rod 22 are hinged one end of the second connecting rod 24, the corner and institute of the second connecting rod 24
It states shaft 25 to be rotatably assorted, the shaft 25 is fixedly arranged on mounting bracket 1；The other end of the second connecting rod 24 is hinged the third
One end of connecting rod 26, the affixed tangential knife mounting base 27 in this one end of the third connecting rod 26, the other end of the third connecting rod 26
It is inserted on the mounting bracket 1 in the axis 29 being pivoted；The lower end of the tangential knife mounting base 27 is installed by tangential knife 28；
The hooking component includes cylinder 3, line hooks seat 31, line hooks 32, fourth link 33, the 5th connecting rod 34, six-bar linkage 35, folder
Wire spring piece 36；The cylinder 3 is mounted on mounting bracket 1 and tilts the eedle towards bar tacking machine, and the line hooks seat 31 and is installed in
On the mounting bracket 1, the line hooks setting on seat 31 can be fixed linearly close to and far from the line hook 32 of bar tacking machine eedle
The clamp spring leaf 36 on seat 31 is hooked in the line and is pressed in the upper surface that the line hooks 32, and the line hooks 32 front end setting
The gib head of sewing thread can be caught on, the rear end that the line hooks 32 is arranged socket 321, fourth link described in grafting in the socket 321
33 one end, the other end of the fourth link 33 are hinged one end of the 5th connecting rod 34, the 5th connecting rod 34 it is another
End is hinged one end of the six-bar linkage 35, and the other end of the six-bar linkage 35 is hinged one end of push rod cup, the push rod cup
The other end be fixed in the lever of the cylinder 3.The tangential knife 28 is conventional tangential knife, is directly installed in tangential knife installation
On seat 27.The line hooks setting in seat 31 and inhales line mouth, inhales one end of line mouth towards the clamp spring leaf 36, another termination air-breathing
Tracheae.
Since the anti-Bird's Nest device eliminates long the end of a thread when bar tacking machine plays seam, so subsequent reinforcing sewing can will prescind
The end of a thread afterwards is sewn in stitching, to keep stitching appearance very perfect.
Embodiment 2, it is essentially the same with embodiment 1 referring to attached drawing 4-5, the difference is that its tangential knife is electric heating tangent line
Knife.The tangential knife 28 includes electric heating tangent line blade 281 and insulating base 282, and the electric heating tangent line blade 281 is installed on described exhausted
In edge seat 282, the insulating base 282 is installed in the tangential knife mounting base 27.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the present invention has various modifications and variations.Any modification made by all within the spirits and principles of the present invention,
Equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.Such as：
（1）Rotary magnet 2 is become into rotary cylinder；
（2）First connecting rod 22 is directly driven with straight push electromagnetic iron or cylinder；
（3）Cylinder 3 is become into straight push electromagnetic iron.
Claims (7)
1. a kind of anti-Bird's Nest device of use in sewing machine, including：Mounting bracket（1）, driving source A, driving source B, tangent line component, hooking group
Part, it is characterised in that：The tangent line component, hooking component, driving source A, driving source B are separately mounted to mounting bracket（1）On；
The tangent line component includes tangential knife mounting base（27）, tangential knife（28）；The tangential knife mounting base（27）Lower end peace
Fill tangential knife（28）, the output shaft of the driving source A can drive the tangential knife（28）Tangented position is moved to cut off sewing
Line；
The hooking component includes that line hooks seat（31）, line hook（32）, clamp spring leaf（36）, the line hook（32）Installation is online to be hooked
Seat（31）Above and tilt towards the sewing needle position of sewing machine, the clamp spring leaf（36）The line is pressed in hook（32）Upper table
Face, the line hook（32）Front end setting can catch on the gib head of sewing thread, the driving source B（3）Output shaft can drive it is described
Line hooks（32）It is moved to sewing needle position, sewing thread is caught on when returning.
2. the anti-Bird's Nest device of a kind of use in sewing machine according to claim 1, it is characterised in that：
The tangent mechanism further includes swing rod（21）, first connecting rod（22）, the first hinged shaft（23）, L-shaped second connecting rod（24）, turn
Axis（25）, third connecting rod（26）, axis（29）；The rotary magnet is mounted on the mounting bracket（1）On, the rotary magnet
The affixed swing rod of output shaft（21）, the swing rod（21）The hinged first connecting rod（22）One end, the first connecting rod
（22）The other end be hinged the second connecting rod（24）One end, the second connecting rod（24）Corner and the shaft（25）
It is rotatably assorted, the shaft（25）It is fixedly arranged on mounting bracket（1）On；The second connecting rod（24）The hinged third of the other end connect
Bar（26）One end, the third connecting rod（26）The affixed tangential knife mounting base in this one end（27）, the third connecting rod（26）'s
The other end is inserted into the mounting bracket（1）On the axis that is pivoted（29）In；
The string-hooking mechanism further includes fourth link（33）, the 5th connecting rod（34）, six-bar linkage（35）；The cylinder is mounted on peace
It shelves（1）The eedle towards sewing machine is gone up and tilts, the line hooks seat（31）It is installed in the mounting bracket（1）On, the line hooks
（32）Rear end be arranged socket（321）, the socket（321）Fourth link described in interior grafting（33）One end, it is described 4th connect
Bar（33）The other end be hinged the 5th connecting rod（34）One end, the 5th connecting rod（34）The other end the hinged described 6th
Connecting rod（35）One end, the six-bar linkage（35）The other end be hinged one end of push rod cup, the other end of the push rod cup is solid
It is scheduled in the lever of the cylinder.
3. the anti-Bird's Nest device of a kind of use in sewing machine according to claim 1, it is characterised in that：The tangential knife（28）Including
Electric heating tangent line blade（281）And insulating base（282）, the electric heating tangent line blade（281）It is installed on the insulating base（282）It is interior,
The insulating base（282）It is installed in the tangential knife mounting base（27）On.
4. the anti-Bird's Nest device of a kind of use in sewing machine according to claim 1, it is characterised in that：The tangential knife（28）It is normal
Tangential knife is advised, tangential knife mounting base is directly installed in（27）On.
5. the anti-Bird's Nest device of a kind of use in sewing machine according to claim 1, it is characterised in that：The line hooks seat（31）Inside set
It sets and inhales line mouth, inhale one end of line mouth towards the clamp spring leaf（36）, another termination air-breathing tracheae.
6. the anti-Bird's Nest device of a kind of use in sewing machine according to claim 1, it is characterised in that：The tangential knife mounting base
（27）Bottom it is smooth and there is chamfering in front end, convenient for being slided when the upper plane with sewing-machine foot plate abuts.
7. the anti-Bird's Nest device of a kind of use in sewing machine according to claim 1, it is characterised in that：The tangential knife（28）Cut
Line position is slightly above the tangential knife mounting base（27）Minimum point.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW107214153U TWM572906U (en) | 2018-04-02 | 2018-10-19 | Anti-nest device for sewing machine |
| TW107136863A TWI691629B (en) | 2018-04-02 | 2018-10-19 | Anti-bird nest device for sewing machine |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820453602 | 2018-04-02 | ||
| CN2018204536026 | 2018-04-02 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108374246A true CN108374246A (en) | 2018-08-07 |
| CN108374246B CN108374246B (en) | 2023-11-28 |
Family
ID=63032618
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820580537.3U Active CN208201321U (en) | 2018-04-02 | 2018-04-23 | A kind of anti-Bird's Nest device of use in sewing machine |
| CN201810366639.XA Active CN108374246B (en) | 2018-04-02 | 2018-04-23 | Bird nest preventing device for sewing machine |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820580537.3U Active CN208201321U (en) | 2018-04-02 | 2018-04-23 | A kind of anti-Bird's Nest device of use in sewing machine |
Country Status (2)
| Country | Link |
|---|---|
| CN (2) | CN208201321U (en) |
| TW (2) | TWM572906U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021208319A1 (en) * | 2020-04-17 | 2021-10-21 | 浙江沪龙科技股份有限公司 | Air-blowing bird's nest prevention device and use method |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208201321U (en) * | 2018-04-02 | 2018-12-07 | 强信机械科技(莱州)有限公司 | A kind of anti-Bird's Nest device of use in sewing machine |
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| US5158027A (en) * | 1991-12-19 | 1992-10-27 | Tapistron International, Inc. | Presser foot for hollow needle tufting apparatus |
| US5431119A (en) * | 1993-10-07 | 1995-07-11 | The Singer Company N.V. | Thread end holding device for a sewing machine |
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| CN206873071U (en) * | 2017-06-23 | 2018-01-12 | 浙江中捷缝纫科技有限公司 | A kind of anti-Bird's Nest device of sewing machine |
| CN206928068U (en) * | 2017-07-24 | 2018-01-26 | 强信机械科技(莱州)有限公司 | A kind of anti-Bird's Nest device |
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2018
- 2018-04-23 CN CN201820580537.3U patent/CN208201321U/en active Active
- 2018-04-23 CN CN201810366639.XA patent/CN108374246B/en active Active
- 2018-10-19 TW TW107214153U patent/TWM572906U/en unknown
- 2018-10-19 TW TW107136863A patent/TWI691629B/en active
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| JPS6156691A (en) * | 1984-08-24 | 1986-03-22 | 三菱電機株式会社 | Yarn holder of sewing machine |
| US5158027A (en) * | 1991-12-19 | 1992-10-27 | Tapistron International, Inc. | Presser foot for hollow needle tufting apparatus |
| US5431119A (en) * | 1993-10-07 | 1995-07-11 | The Singer Company N.V. | Thread end holding device for a sewing machine |
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| CZ20001835A3 (en) * | 2000-05-18 | 2001-05-16 | Juki Kk | Bird nest preventive device of sewing machine |
| CN101265643A (en) * | 2007-03-15 | 2008-09-17 | 大和缝纫机制造株式会社 | Sewing machine with wire-cutting device |
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| CN204185662U (en) * | 2014-10-24 | 2015-03-04 | 黄广全 | The anti-Bird's Nest device of a kind of computer tangent line flat seam machine |
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| CN104963110A (en) * | 2015-07-15 | 2015-10-07 | 宁波天星机电科技有限公司 | Automatic sewing anti-nest template sewing device and control system |
| CN204919011U (en) * | 2015-08-18 | 2015-12-30 | 浙江中捷缝纫科技有限公司 | Sewing machine's trimming and yarn trapper |
| CN205115804U (en) * | 2015-10-30 | 2016-03-30 | 申洲针织（安徽）有限公司 | Automatic remove flush joint machine of end of a thread |
| CN205258817U (en) * | 2015-12-26 | 2016-05-25 | 东莞市飞杰电脑针车有限公司 | Pneumatic trapping mechanism |
| CN105544098A (en) * | 2016-01-27 | 2016-05-04 | 强信机械科技(莱州)有限公司 | Thread ball preventing device for sewing machine |
| CN106400338A (en) * | 2016-11-22 | 2017-02-15 | 潘卫辉 | Crochet device for computerized quilting machine and working method of crochet device |
| CN208201321U (en) * | 2018-04-02 | 2018-12-07 | 强信机械科技(莱州)有限公司 | A kind of anti-Bird's Nest device of use in sewing machine |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021208319A1 (en) * | 2020-04-17 | 2021-10-21 | 浙江沪龙科技股份有限公司 | Air-blowing bird's nest prevention device and use method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108374246B (en) | 2023-11-28 |
| TW201943910A (en) | 2019-11-16 |
| CN208201321U (en) | 2018-12-07 |
| TWI691629B (en) | 2020-04-21 |
| TWM572906U (en) | 2019-01-11 |
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