CN1483884A - Rocking arm type hook meedle automatic yarn cutting off mechanism - Google Patents
Rocking arm type hook meedle automatic yarn cutting off mechanism Download PDFInfo
- Publication number
- CN1483884A CN1483884A CNA02142800XA CN02142800A CN1483884A CN 1483884 A CN1483884 A CN 1483884A CN A02142800X A CNA02142800X A CN A02142800XA CN 02142800 A CN02142800 A CN 02142800A CN 1483884 A CN1483884 A CN 1483884A
- Authority
- CN
- China
- Prior art keywords
- blade
- driving member
- connecting rod
- circumference
- arm
- 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.)
- Pending
Links
Images
Landscapes
- Sewing Machines And Sewing (AREA)
Abstract
The rocking arm type hook needle automatic thread-cutting mechanism for sewing machine includes a driving component, a transmission component, a movable blade and a fixed blade. When the driving component makes circular see-saw motion, said circular see-saw motion can be converted into the up-down motion by means of transmission component, then the up-down motion is converted into the circular see-saw motion, and transferred to the movable blade, and the sewing thread can be hooked by movable blade, and the hooked sewing thread is contracted to the position of blade and can be cut off automatically.
Description
(1) technical field
The tangent mechanism of the relevant a kind of Sewing machines of the present invention, particularly the rocker-arm bearded needle automatic tangent mechanism of relevant a kind of Sewing machines.
(2) background technology
The invention of Sewing machines very early is driven into afterwards driven by power by early stage manpower, and the lifting of efficient is very big; And Sewing machines generally can be divided into family expenses and industrial, industrial sewing machines are of a great variety, its emphasis person also pays attention to durability and at various clothes and make the special function exploitation of mode except that more promoting the efficient, weaved since economy is taken off in Taiwan and the ready-made clothes processing industry once was the main force of economic development, so far Taiwan is still the production important city of whole world industrial sewing machines, industrial sewing machines marketing each corner, the whole world of each manufacturers produce, being worked into from the past generation has the production of the industrial sewing machines of Own Brand today, can say so and take on considerable role in the whole world.
The quality quality and the value thereof of industrial sewing machines, mostly the convenience that is decided by the production capacity of its professional domain, durable degree and operation, generally speaking the accessory that is used for industrial sewing machines is researched and developed voluntarily by manufactory mostly, as accessory of some tangent lines, lead etc.; Also have by the weaving people in the industry and research and develop auxiliary body voluntarily applicable to various labels, because can be by using some auxiliary bodies significantly to promote the demand of old type industrial sewing machines efficient, the research and development of this type of device were not interrupted.
In general known industrial Sewing machines, the most widely used machine is many needle sewing machines at present.In traditional single needle Sewing machines, when finishing sewing, only need utilize scissors directly suture to be cut off and get final product; But, not only consuming time if use manual type to cut off suture in many needle sewing machines, and need a large amount of manpowers and cost.
(3) summary of the invention
Therefore the object of the present invention is to provide a kind of rocker-arm bearded needle automatic tangent mechanism, it needs simple operations and can cut off suture fast, can save time, manpower and cost.
Rocker-arm bearded needle automatic tangent of the present invention mechanism is to be applied to a Sewing machines, and this rocker-arm bearded needle automatic tangent mechanism comprises a driven unit, a transmission component, a movable blade and a dead knife.Driven unit has one first, one fixture and a drivening piece, the axle fixture is installed on the casing of Sewing machines, first break-through axle fixture, and by an end of first of axle drivening piece locking, when the axle drivening piece carries out the circumference oscillating motion, then make first to be driven to produce the circumference oscillating motion.Transmission component has one first driving member, one first connecting rod, one second driving member, one second and a second connecting rod, the other end that the locking of first driving member is first, the end that the locking of second driving member is second, one end of second other end locking second connecting rod, when first driving member along with first when doing the circumference oscillating motion, then first connecting rod is converted to the circumference oscillating motion of first driving member and moves up and down, because first connecting rod drives an end of second driving member and moves up and down, and make the other end of second driving member be the circumference oscillating motion, thereby drive second and also be the circumference oscillating motion.Movable blade has a sliding seat, a plastic cutter and a slide block, slide block is locked in the other end of second connecting rod, because second circumference oscillating motion drives second connecting rod and slide block, and slide block slides in the chute of sliding seat to drive sliding seat, makes the plastic cutter that is fixed in sliding seat be the stretching motion of circular arc to catch on suture.And, dead knife has a holder, a blade, a shell fragment and a locking board, holder is locked on the Sewing machines, blade and shell fragment are locked between holder and the locking board, plastic cutter is done stretching motion to be circular arc between blade and shell fragment, and the suture that plastic cutter caught on is contracted to the position of blade to cut off suture.
Rocker-arm bearded needle automatic tangent of the present invention mechanism, the stretching motion that its plastic cutter is circular arc can catch on suture, and the suture that plastic cutter caught on can be contracted to the position of blade to cut off suture, so do not need manual type to cut off suture, can save time, manpower and cost.
For clearer understanding purpose of the present invention, characteristics and advantage, preferred embodiment of the present invention is elaborated below in conjunction with accompanying drawing.
(4) description of drawings
Fig. 1 is the outside drawing of rocker-arm bearded needle automatic tangent of the present invention mechanism;
Fig. 2 is the exploded view of rocker-arm bearded needle automatic tangent of the present invention mechanism; And
Fig. 3 A ~ Fig. 3 D is the schematic diagram that colludes line and tangent line of the present invention.
(5) specific embodiment
Fig. 1 is the outside drawing of rocker-arm bearded needle automatic tangent of the present invention mechanism, and Fig. 2 is the exploded view of rocker-arm bearded needle automatic tangent of the present invention mechanism.Among Fig. 2, rocker-arm bearded needle automatic tangent mechanism is applied to a Sewing machines 10, and this rocker-arm bearded needle automatic tangent mechanism comprises an electromagnetic valve 20, a driven unit 30, a transmission component 40, a movable blade 50 and a dead knife 60.
Driven unit 30 has 306, fixtures 305 and a drivening piece 309.Axle drivening piece 309 comprises a slide block 301, pin 302, one connecting rod 303 and a wobble-member 304, one end of connecting rod 303 inserts in the groove of slide block 301, link together by an end and the slide block 301 of pin 302 connecting rod 303, and will sell 302 and be locked in the slide block 301, and the other end of connecting rod 303 is locked in the protuberance 314 of wobble-member 304; Axle fixture 305 is installed on the casing of Sewing machines 10, axle 306 break-through axle fixtures 305, and insert the hollow bulb 324 of wobble-member 304, and by an end of wobble-member 304 locking shafts 306.When electromagnetic valve 20 passes to power supply and makes the driving force that its generation moves up and down, this driving force can be sent to a drivening piece 309 and it is moved up and down thereupon, at this moment, it is the circumference oscillating motion at center that the protuberance 314 of wobble-member 304 becomes because of connecting rod 303 moves up and down with axle 306, and so axle 306 also carries out the circumference oscillating motion because of the drive of axle drivening piece 309.Wherein, axle fixture 30 also comprises a spring 307 and a collar 308, the collar 308 is locked in axle 306, the two ends of spring 307 are individually fixed on the collar 308 and the axle fixture 305, when axle 306 circumference wave and spring 307 are screwed, can make spring 307 produce a restoring force and allow axle 306 acceleration wave to be back to original position, promptly shorten the time of colluding line and tangent line of tangent mechanism.
Transmission component 40 has a driving member 401, a connecting rod 402, a driving member 403, a fixture 404,405 and one connecting rod 406.The other end of hollow bulb 411 locking shafts 306 of driving member 401, one end of the protuberance 421 locking connecting rods 402 of driving member 401, the other end of the linkage part 413 locking connecting rods 402 of driving member 403, fixture 404 is fixed on the car arm 101 of Sewing machines 10, behind axle 405 holders 406 and fixture 404 that pass simultaneously in the dead knife 60, and the one end is locked in the hollow bulb 423 of driving member 403, and the groove 102 that makes axle 405 place car arm 101, and the other end of axle 405 is locked in an end of connecting rod 406.When the hollow bulb 411 of driving member 401 carries out the circumference oscillating motion along with axle 306, the connecting rod 402 that then is locked in the protuberance 421 of driving member 401 waves transhipment with the circumference of the hollow bulb 411 of driving member 401 and moves for moving up and down, also the linkage part 413 that drives driving members 403 owing to connecting rod 402 moves up and down, and make that the hollow bulb 423 of driving member 403 is that the center is the circumference oscillating motion with axle 405, thereby drive axle 405 also is the circumference oscillating motion.
Movable blade 50 has a sliding seat 501, a plastic cutter 503 and a slide block 502, slide block 502 is locked in the other end of connecting rod 406, and the position of slide block 502 is in the chute 511 of sliding seat 501, because the circumference oscillating motion drivening rod 406 and the slide block 502 of axle 405, and slide block 502 slides in the chute 511 of sliding seat 501 to drive sliding seat 501, makes the plastic cutter 503 that is fixed in sliding seat 501 be the stretching motion of circular arc to catch on suture.
Dead knife 60 has a holder 604, a blade 601, a shell fragment 605, a locking board 606 and an adjustment part 602.Holder 604 is locked on the car arm 101 of Sewing machines 10, blade 601 and shell fragment 605 are locked between holder 604 and the locking board 606, and blade 601 is between shell fragment 605 and locking board 606, plastic cutter 503 is done stretching motion to be circular arc between blade 601 and shell fragment 605, and the suture that plastic cutter 503 is caught on contracted to the position of blade 601 to cut off suture, adjustment part 602 is in order to adjust the clearance distance between blade 601 and the shell fragment 605, its clearance distance can make plastic cutter 503 freely flexible, and the suture that plastic cutter 503 is caught on can be cut off by blade 601.
Fig. 3 A ~ Fig. 3 D is the schematic diagram that colludes line and tangent line of the present invention.Among Fig. 3 A, plastic cutter 503 stretches out between blade 601 and shell fragment 605 by the drive of sliding seat 501 (with reference to figure 2).Among Fig. 3 B, plastic cutter 503 is by after stretching out between blade 601 and the shell fragment 605, and plastic cutter 503 has been between circular arc path withdrawal blade 601 and the shell fragment 605, can catch on suture 70 in plastic cutter 503 withdrawals, shown in Fig. 3 C.In Fig. 3 D, the plastic cutter 503 that catches on suture 70 when the suture 70 that is caught on moves to the position of blade 601, then cuts off sutures 70 by blade 601 when withdrawing between blade 601 and the shell fragment 605.So, above-mentioned step is just finished the action of colluding line and tangent line automatically.
Characteristics of the present invention be at the stretching motion that is circular arc with plastic cutter catching on suture, and the position that the suture that plastic cutter caught on is moved to blade so do not need manual type to cut off suture to cut off suture, can save time, manpower and cost.
The present invention is not limited to above-mentioned preferred embodiment, under the prerequisite of not leaving spirit of the present invention, also can make the variation or the replacement of all equivalences, the variation of these equivalences or replacement all should comprise that within the scope of the invention therefore scope of the present invention is defined by the claims.
Claims (4)
1. a rocker-arm bearded needle automatic tangent mechanism is applied to a Sewing machines, it is characterized in that, this rocker-arm bearded needle automatic tangent mechanism comprises:
One driven unit, it has one first, one fixture and a drivening piece, this fixture is installed on the casing of this Sewing machines, this first this fixture of break-through, and by this drivening piece this end of first that locks, when this drivening piece carries out the circumference oscillating motion, then make this first to be driven to produce the circumference oscillating motion;
One transmission component, it has one first driving member, one first connecting rod, one second driving member, one second and a second connecting rod, this first driving member this other end of first that locks, this second driving member this end of second that locks, a lock end of this second connecting rod of this other end of second, when this first driving member along with this first when doing the circumference oscillating motion, then this first connecting rod is converted to the circumference oscillating motion of this first driving member and moves up and down, because this first connecting rod drives an end of this second driving member and moves up and down, and make the other end of this second driving member be the circumference oscillating motion, thereby drive this second and also be the circumference oscillating motion;
One movable blade, it has a sliding seat, a plastic cutter and a slide block, this slide block is locked in the other end of this second connecting rod, because this circumference oscillating motion of second drives this second connecting rod and this slide block, and this slide block slides in the chute of this sliding seat to drive this sliding seat, makes this plastic cutter that is fixed in this sliding seat be the stretching motion of circular arc to catch on suture; And
One dead knife, it has a holder, a blade, a shell fragment and a locking board, this holder is locked on this Sewing machines, this blade and this shell fragment are locked between this holder and this locking board, this plastic cutter is done stretching motion to be circular arc between this blade and this shell fragment, and the suture that this plastic cutter caught on is contracted to the position of this blade to cut off suture.
2. rocker-arm bearded needle automatic tangent as claimed in claim 1 mechanism is characterized in that, this drivening piece is to be converted to the driving force that circumference waves by the driving force that moves up and down that an electromagnetic valve will drive this rocker-arm bearded needle automatic tangent mechanism.
3. rocker-arm bearded needle automatic tangent as claimed in claim 1 mechanism, it is characterized in that, this fixture also comprises a spring and a collar, this collar is locked in this first, the two ends of this spring are individually fixed on this collar and this fixture, when this first circumference waves and this spring is screwed, can make this spring produce a restoring force and this first acceleration waved to be back to original position.
4. rocker-arm bearded needle automatic tangent as claimed in claim 1 mechanism is characterized in that this dead knife also comprises an adjustment part, and this adjustment part is in order to adjust the clearance distance between this blade and this shell fragment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA02142800XA CN1483884A (en) | 2002-09-18 | 2002-09-18 | Rocking arm type hook meedle automatic yarn cutting off mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA02142800XA CN1483884A (en) | 2002-09-18 | 2002-09-18 | Rocking arm type hook meedle automatic yarn cutting off mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1483884A true CN1483884A (en) | 2004-03-24 |
Family
ID=34148118
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA02142800XA Pending CN1483884A (en) | 2002-09-18 | 2002-09-18 | Rocking arm type hook meedle automatic yarn cutting off mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1483884A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102168349A (en) * | 2010-02-25 | 2011-08-31 | 高林股份有限公司 | Flat-seam sewing machine and selvage-cutting transmission device thereof |
| CN103774352A (en) * | 2014-01-18 | 2014-05-07 | 新杰克缝纫机股份有限公司 | Line cutting device |
| CN105297301A (en) * | 2015-10-19 | 2016-02-03 | 苏州美山子制衣有限公司 | Stationary knife of slice-cut knife mechanism of zigzag sewing machine |
| CN107916506A (en) * | 2016-10-11 | 2018-04-17 | 启翔股份有限公司 | The thread cutter of column type sewing machine |
| WO2018126331A1 (en) * | 2017-01-03 | 2018-07-12 | 肖修锋 | Sewing machine having improved automatic thread cutting mechanism |
-
2002
- 2002-09-18 CN CNA02142800XA patent/CN1483884A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102168349A (en) * | 2010-02-25 | 2011-08-31 | 高林股份有限公司 | Flat-seam sewing machine and selvage-cutting transmission device thereof |
| CN102168349B (en) * | 2010-02-25 | 2012-08-08 | 高林股份有限公司 | Flat-seam sewing machine and selvage-cutting transmission device thereof |
| CN103774352A (en) * | 2014-01-18 | 2014-05-07 | 新杰克缝纫机股份有限公司 | Line cutting device |
| CN105297301A (en) * | 2015-10-19 | 2016-02-03 | 苏州美山子制衣有限公司 | Stationary knife of slice-cut knife mechanism of zigzag sewing machine |
| CN107916506A (en) * | 2016-10-11 | 2018-04-17 | 启翔股份有限公司 | The thread cutter of column type sewing machine |
| CN107916506B (en) * | 2016-10-11 | 2020-09-04 | 启翔股份有限公司 | Thread cutting device for column type sewing machine |
| WO2018126331A1 (en) * | 2017-01-03 | 2018-07-12 | 肖修锋 | Sewing machine having improved automatic thread cutting mechanism |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN1483884A (en) | Rocking arm type hook meedle automatic yarn cutting off mechanism | |
| US2702014A (en) | Apparatus for sewing together tubular elements | |
| CN109722798B (en) | Thread cutting and presser foot lifting mechanism of sewing machine | |
| CN103320973B (en) | A kind of yarn bag machine | |
| CN112027810A (en) | Auxiliary yarn winding mechanism | |
| CN205398920U (en) | Sewing machine | |
| US6119613A (en) | Method and apparatus for preventing a seam from raveling in double chain stitch sewing machine | |
| CN205642882U (en) | Automatic get cloth specimen device | |
| CN105133215B (en) | A kind of thread cutting mechanism of sewing machine | |
| CN101591843A (en) | Automatic thread clamping system of embroidering machine | |
| CN204138891U (en) | A kind of overlock machine with automatic tangent function | |
| CN211112598U (en) | Thread cutting and bottom thread grabbing integrated device and sewing machine | |
| CN202144554U (en) | Transmission mechanism for automatic thread cutting device of straight tube-type sewing machine | |
| WO2022213638A1 (en) | Sewing machine transmission structure and method | |
| CN103469502B (en) | Automatic thread cutting device of sewing machine | |
| JP2000317176A (en) | Seam fray preventive device | |
| CN108130661A (en) | The control method of section line apparatus, sewing machine and sewing machine | |
| CN1043481C (en) | Automatic thread-severing device for bearded needle longitudinal multi-needle type sewing machine | |
| CN201209201Y (en) | Thread-fastening and loosing apparatus for sewing machines | |
| CN2737813Y (en) | Device for severing the thread used on button holing machine | |
| CN207582085U (en) | The thread cutter of industrial sewing machines | |
| CN207470692U (en) | A kind of seamed chain barrel and its pre-cut volume mechanism | |
| CN108796856A (en) | Sewing machine automatic shearing mechanism | |
| CN111206346B (en) | Automatic thread cutting device for double-needle-column type sewing machine | |
| CN101575772A (en) | Continuous five-thread overlock machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |